{ "contractName": "BatchExchangeViewer", "abi": [ { "constant": true, "inputs": [], "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "outputs": [ { "name": "", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "ADDRESS_WIDTH", "outputs": [ { "name": "", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "LARGE_PAGE_SIZE", "outputs": [ { "name": "", "type": "uint16" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "AUCTION_ELEMENT_WIDTH", "outputs": [ { "name": "", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "uint256" } ], "name": "ALL_TOKEN_FILTER", "outputs": [ { "name": "", "type": "uint16" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "inputs": [ { "name": "exchange", "type": "address" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "address[]" } ], "name": "getOpenOrderBook", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "address[]" }, { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "maxPageSize", "type": "uint16" } ], "name": "getOpenOrderBookPaginated", "outputs": [ { "name": "elements", "type": "bytes" }, { "name": "hasNextPage", "type": "bool" }, { "name": "nextPageUser", "type": "address" }, { "name": "nextPageUserOffset", "type": "uint16" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "address[]" } ], "name": "getFinalizedOrderBook", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "address[]" }, { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "maxPageSize", "type": "uint16" } ], "name": "getFinalizedOrderBookPaginated", "outputs": [ { "name": "elements", "type": "bytes" }, { "name": "hasNextPage", "type": "bool" }, { "name": "nextPageUser", "type": "address" }, { "name": "nextPageUserOffset", "type": "uint16" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "batchIds", "type": "uint32[3]" }, { "name": "tokenFilter", "type": "uint16[]" }, { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "maxPageSize", "type": "uint16" } ], "name": "getFilteredOrdersPaginated", "outputs": [ { "name": "elements", "type": "bytes" }, { "name": "hasNextPage", "type": "bool" }, { "name": "nextPageUser", "type": "address" }, { "name": "nextPageUserOffset", "type": "uint16" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "pageSize", "type": "uint256" } ], "name": "getEncodedOrdersPaginated", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "uint16[]" }, { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "pageSize", "type": "uint256" } ], "name": "getEncodedOrdersPaginatedWithTokenFilter", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenFilter", "type": "uint16[]" }, { "name": "previousPageUser", "type": "address" }, { "name": "previousPageUserOffset", "type": "uint16" }, { "name": "elements", "type": "bytes" } ], "name": "writeEncodedOrdersPaginatedWithTokenFilter", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "buyToken", "type": "uint16" }, { "name": "sellToken", "type": "uint16" }, { "name": "filter", "type": "uint16[]" } ], "name": "matchesTokenFilter", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getUser", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getSellTokenBalance", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" }, { "name": "amount", "type": "uint256" } ], "name": "updateSellTokenBalance", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getBuyToken", "outputs": [ { "name": "", "type": "uint16" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getSellToken", "outputs": [ { "name": "", "type": "uint16" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getValidFrom", "outputs": [ { "name": "", "type": "uint32" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" } ], "name": "getValidUntil", "outputs": [ { "name": "", "type": "uint32" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenIds", "type": "address[]" } ], "name": "getTokenIdsFromAdresses", "outputs": [ { "name": "", "type": "uint16[]" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "element", "type": "bytes" }, { "name": "targetBatchIndex", "type": "uint32" } ], "name": "updateSellTokenBalanceForBatchId", "outputs": [ { "name": "", "type": "bytes" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "tokenId", "type": "uint16" } ], "name": "getTokenInfo", "outputs": [ { "name": "", "type": "address" }, { "name": "symbol", "type": "string" }, { "name": "decimals", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "token", "type": "address" } ], "name": "getTokenSymbolString", "outputs": [ { "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "token", "type": "address" } ], "name": "getTokenSymbolBytes", "outputs": [ { "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "buffer", "type": "bytes" }, { "name": "length", "type": "uint256" } ], "name": "setLength", "outputs": [], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [ { "name": "source", "type": "bytes" }, { "name": "destination", "type": "bytes" }, { "name": "offset", "type": "uint256" } ], "name": "copyInPlace", "outputs": [], "payable": false, "stateMutability": "pure", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.10+commit.5a6ea5b1\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"constant\":true,\"inputs\":[{\"name\":\"buyToken\",\"type\":\"uint16\"},{\"name\":\"sellToken\",\"type\":\"uint16\"},{\"name\":\"filter\",\"type\":\"uint16[]\"}],\"name\":\"matchesTokenFilter\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenId\",\"type\":\"uint16\"}],\"name\":\"getTokenInfo\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"},{\"name\":\"symbol\",\"type\":\"string\"},{\"name\":\"decimals\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"uint16[]\"},{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"elements\",\"type\":\"bytes\"}],\"name\":\"writeEncodedOrdersPaginatedWithTokenFilter\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"address[]\"}],\"name\":\"getFinalizedOrderBook\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenIds\",\"type\":\"address[]\"}],\"name\":\"getTokenIdsFromAdresses\",\"outputs\":[{\"name\":\"\",\"type\":\"uint16[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getSellToken\",\"outputs\":[{\"name\":\"\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"buffer\",\"type\":\"bytes\"},{\"name\":\"length\",\"type\":\"uint256\"}],\"name\":\"setLength\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getSellTokenBalance\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getValidUntil\",\"outputs\":[{\"name\":\"\",\"type\":\"uint32\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"source\",\"type\":\"bytes\"},{\"name\":\"destination\",\"type\":\"bytes\"},{\"name\":\"offset\",\"type\":\"uint256\"}],\"name\":\"copyInPlace\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"address[]\"}],\"name\":\"getOpenOrderBook\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"},{\"name\":\"targetBatchIndex\",\"type\":\"uint32\"}],\"name\":\"updateSellTokenBalanceForBatchId\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"token\",\"type\":\"address\"}],\"name\":\"getTokenSymbolBytes\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"batchIds\",\"type\":\"uint32[3]\"},{\"name\":\"tokenFilter\",\"type\":\"uint16[]\"},{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"maxPageSize\",\"type\":\"uint16\"}],\"name\":\"getFilteredOrdersPaginated\",\"outputs\":[{\"name\":\"elements\",\"type\":\"bytes\"},{\"name\":\"hasNextPage\",\"type\":\"bool\"},{\"name\":\"nextPageUser\",\"type\":\"address\"},{\"name\":\"nextPageUserOffset\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getUser\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"uint16[]\"},{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"pageSize\",\"type\":\"uint256\"}],\"name\":\"getEncodedOrdersPaginatedWithTokenFilter\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"INDEXED_AUCTION_ELEMENT_WIDTH\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"address[]\"},{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"maxPageSize\",\"type\":\"uint16\"}],\"name\":\"getFinalizedOrderBookPaginated\",\"outputs\":[{\"name\":\"elements\",\"type\":\"bytes\"},{\"name\":\"hasNextPage\",\"type\":\"bool\"},{\"name\":\"nextPageUser\",\"type\":\"address\"},{\"name\":\"nextPageUserOffset\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"pageSize\",\"type\":\"uint256\"}],\"name\":\"getEncodedOrdersPaginated\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getBuyToken\",\"outputs\":[{\"name\":\"\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"token\",\"type\":\"address\"}],\"name\":\"getTokenSymbolString\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"ADDRESS_WIDTH\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"LARGE_PAGE_SIZE\",\"outputs\":[{\"name\":\"\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"AUCTION_ELEMENT_WIDTH\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"ALL_TOKEN_FILTER\",\"outputs\":[{\"name\":\"\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"tokenFilter\",\"type\":\"address[]\"},{\"name\":\"previousPageUser\",\"type\":\"address\"},{\"name\":\"previousPageUserOffset\",\"type\":\"uint16\"},{\"name\":\"maxPageSize\",\"type\":\"uint16\"}],\"name\":\"getOpenOrderBookPaginated\",\"outputs\":[{\"name\":\"elements\",\"type\":\"bytes\"},{\"name\":\"hasNextPage\",\"type\":\"bool\"},{\"name\":\"nextPageUser\",\"type\":\"address\"},{\"name\":\"nextPageUserOffset\",\"type\":\"uint16\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"}],\"name\":\"getValidFrom\",\"outputs\":[{\"name\":\"\",\"type\":\"uint32\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"element\",\"type\":\"bytes\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"updateSellTokenBalance\",\"outputs\":[{\"name\":\"\",\"type\":\"bytes\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"exchange\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"}],\"devdoc\":{\"methods\":{\"getEncodedOrdersPaginated(address,uint16,uint256)\":{\"details\":\"View returning byte-encoded sell orders in paginated form. It has the same behavior as BatchExchange.getEncodedUsersPaginated but uses less memory and thus is more gas efficient.\",\"params\":{\"pageSize\":\"uint determining the count of orders to be returned per page\",\"previousPageUser\":\"address of last user received in the previous page (address(0) for first page)\",\"previousPageUserOffset\":\"the number of orders received for the last user on the previous page (0 for first page).\"},\"return\":\"encoded bytes representing a page of orders ordered by (user, index)\"},\"getFilteredOrdersPaginated(uint32[3],uint16[],address,uint16,uint16)\":{\"details\":\"Queries a page in the list of all orders\",\"params\":{\"batchIds\":\"Triple with the following values [maxValidFrom, minValidUntil, sellBalanceTargetBatchIndex] Batched together as we are running out of local variables (Solidity does not compile with Stack too deep error) - maxValidFrom: all returned orders will have a validFrom <= this value (they were placed at or before that batch) - minValidUntil all returned orders will have a validUntil >= this value (validity ends at or after that batch) - sellBalanceTargetBatchIndex the batchIndex at which we are expecting the sellTokenBalance to be valid (e.g. in the current live orderbook we want to include sellBalances that are valid in currentBatch + 1).\",\"maxPageSize\":\"maximum count of elements to be returned per page (same value is used for subqueries on the exchange)\",\"previousPageUser\":\"address taken from nextPageUser return value from last page (address(0) for first page)\",\"previousPageUserOffset\":\"offset taken nextPageUserOffset return value from last page (0 for first page)\",\"tokenFilter\":\"all returned order will have buy *and* sell token from this list (leave empty for \\\"no filter\\\")\"},\"return\":\"encoded bytes representing orders and page information for next page. Result can contain less elements than maxPageSize if remaining gas is low.\"},\"getFinalizedOrderBook(address[])\":{\"details\":\"Queries the orderbook for the auction that is currently being solved\",\"params\":{\"tokenFilter\":\"all returned order will have buy *and* sell token from this list (leave empty for \\\"no filter\\\")\"},\"return\":\"encoded bytes representing orders, maxed at 5000 elements\"},\"getFinalizedOrderBookPaginated(address[],address,uint16,uint16)\":{\"details\":\"Queries a page of the orderbook for the auction that is currently being solved\",\"params\":{\"maxPageSize\":\"count of elements to be returned per page (same value is used for subqueries on the exchange)\",\"previousPageUser\":\"address taken from nextPageUser return value from last page (address(0) for first page)\",\"previousPageUserOffset\":\"offset taken nextPageUserOffset return value from last page (0 for first page)\",\"tokenFilter\":\"all returned order will have buy *and* sell token from this list (leave empty for \\\"no filter\\\")\"},\"return\":\"encoded bytes representing orders and page information for next page\"},\"getOpenOrderBook(address[])\":{\"details\":\"Queries the orderbook for the auction that is still accepting orders\",\"params\":{\"tokenFilter\":\"all returned order will have buy *and* sell token from this list (leave empty for \\\"no filter\\\")\"},\"return\":\"encoded bytes representing orders, maxed at 5000 elements\"},\"getOpenOrderBookPaginated(address[],address,uint16,uint16)\":{\"details\":\"Queries a page of the orderbook for the auction that is still accepting orders\",\"params\":{\"maxPageSize\":\"count of elements to be returned per page (same value is used for subqueries on the exchange)\",\"previousPageUser\":\"address taken from nextPageUser return value from last page (address(0) for first page)\",\"previousPageUserOffset\":\"offset taken nextPageUserOffset return value from last page (0 for first page)\",\"tokenFilter\":\"all returned order will have buy *and* sell token from this list (leave empty for \\\"no filter\\\")\"},\"return\":\"encoded bytes representing orders and page information for next page\"},\"getTokenInfo(uint16)\":{\"details\":\"Queries the token information for the given tokenId. Can handle symbols of type string and bytes (e.g. MKR). Returns \\\"Unknown\\\" as symbol value if it cannot be retrieved and reverts if decimals can not be fetched (to avoid ambiguity with a \\\"valid\\\" value).\",\"params\":{\"tokenId\":\"the ID of a token listed on BatchExchange\"},\"return\":\"the address, symbol and decimals of the token contract\"},\"getTokenSymbolBytes(address)\":{\"details\":\"returns the symbol() of the given address assuming it is returned as a bytes. Reverts if method does not exist or returns data that cannot be casted into a string.\",\"params\":{\"token\":\"the token address from which to receive the symbol\"},\"return\":\"the token's symbol converted into a trimmed (trailing 0 bytes remove) string.\"},\"getTokenSymbolString(address)\":{\"details\":\"returns the symbol() of the given address assuming it is returned as a string. Reverts if method does not exist or returns data that is not a valid string.\",\"params\":{\"token\":\"the token address from which to receive the symbol\"},\"return\":\"the token's symbol\"},\"setLength(bytes,uint256)\":{\"details\":\"Sets the length of the given buffer (truncating any items exceeding the length). Note, that this can lead to memory leakage or undefined behavior if length is larger than the size that was originally allocated by the 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"source": "pragma solidity ^0.5.10;\n\nimport \"@openzeppelin/contracts/math/SafeMath.sol\";\nimport \"@openzeppelin/contracts/token/ERC20/ERC20Detailed.sol\";\nimport \"solidity-bytes-utils/contracts/BytesLib.sol\";\nimport \"./BatchExchange.sol\";\n\ncontract BatchExchangeViewer {\n using BytesLib for bytes;\n using SafeMath for uint256;\n\n uint8 public constant AUCTION_ELEMENT_WIDTH = 112;\n // Contains the orderId on top of the normal auction element data\n uint8 public constant INDEXED_AUCTION_ELEMENT_WIDTH = AUCTION_ELEMENT_WIDTH + 2;\n uint8 public constant ADDRESS_WIDTH = 20;\n uint16 public constant LARGE_PAGE_SIZE = 5000;\n // Can be used by external contracts to indicate no filter as it doesn't seem possible\n // to create an empty memory array in solidity.\n uint16[] public ALL_TOKEN_FILTER;\n\n BatchExchange batchExchange;\n\n constructor(BatchExchange exchange) public {\n batchExchange = exchange;\n }\n\n /** @dev Queries the orderbook for the auction that is still accepting orders\n * @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n * @return encoded bytes representing orders, maxed at 5000 elements\n */\n function getOpenOrderBook(address[] memory tokenFilter) public view returns (bytes memory) {\n (bytes memory elements, , , ) = getOpenOrderBookPaginated(tokenFilter, address(0), 0, LARGE_PAGE_SIZE);\n require(\n elements.length < uint256(LARGE_PAGE_SIZE) * INDEXED_AUCTION_ELEMENT_WIDTH,\n \"Orderbook too large, use paginated view functions\"\n );\n return elements;\n }\n\n /** @dev Queries a page of the orderbook for the auction that is still accepting orders\n * @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n * @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n * @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n * @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n * @return encoded bytes representing orders and page information for next page\n */\n function getOpenOrderBookPaginated(\n address[] memory tokenFilter,\n address previousPageUser,\n uint16 previousPageUserOffset,\n uint16 maxPageSize\n )\n public\n view\n returns (\n bytes memory elements,\n bool hasNextPage,\n address nextPageUser,\n uint16 nextPageUserOffset\n )\n {\n uint32 batch = batchExchange.getCurrentBatchId();\n return\n getFilteredOrdersPaginated(\n [batch, batch, batch + 1],\n getTokenIdsFromAdresses(tokenFilter),\n previousPageUser,\n previousPageUserOffset,\n maxPageSize\n );\n }\n\n /** @dev Queries the orderbook for the auction that is currently being solved\n * @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n * @return encoded bytes representing orders, maxed at 5000 elements\n */\n function getFinalizedOrderBook(address[] memory tokenFilter) public view returns (bytes memory) {\n (bytes memory elements, , , ) = getFinalizedOrderBookPaginated(tokenFilter, address(0), 0, LARGE_PAGE_SIZE);\n require(\n elements.length < uint256(LARGE_PAGE_SIZE) * INDEXED_AUCTION_ELEMENT_WIDTH,\n \"Orderbook too large, use paginated view functions\"\n );\n return elements;\n }\n\n /** @dev Queries a page of the orderbook for the auction that is currently being solved\n * @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n * @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n * @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n * @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n * @return encoded bytes representing orders and page information for next page\n */\n function getFinalizedOrderBookPaginated(\n address[] memory tokenFilter,\n address previousPageUser,\n uint16 previousPageUserOffset,\n uint16 maxPageSize\n )\n public\n view\n returns (\n bytes memory elements,\n bool hasNextPage,\n address nextPageUser,\n uint16 nextPageUserOffset\n )\n {\n uint32 batch = batchExchange.getCurrentBatchId();\n return\n getFilteredOrdersPaginated(\n [batch - 1, batch - 1, batch],\n getTokenIdsFromAdresses(tokenFilter),\n previousPageUser,\n previousPageUserOffset,\n maxPageSize\n );\n }\n\n /** @dev Queries a page in the list of all orders\n * @param batchIds Triple with the following values [maxValidFrom, minValidUntil, sellBalanceTargetBatchIndex]\n * Batched together as we are running out of local variables (Solidity does not compile with Stack too deep error)\n * - maxValidFrom: all returned orders will have a validFrom <= this value (they were placed at or before that batch)\n * - minValidUntil all returned orders will have a validUntil >= this value (validity ends at or after that batch)\n * - sellBalanceTargetBatchIndex the batchIndex at which we are expecting the sellTokenBalance to be valid\n (e.g. in the current live orderbook we want to include sellBalances that are valid in currentBatch + 1).\n * @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n * @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n * @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n * @param maxPageSize maximum count of elements to be returned per page (same value is used for subqueries on the exchange)\n * @return encoded bytes representing orders and page information for next page. Result can contain less elements than\n * maxPageSize if remaining gas is low.\n */\n function getFilteredOrdersPaginated(\n uint32[3] memory batchIds, // batched to save local variables\n uint16[] memory tokenFilter,\n address previousPageUser,\n uint16 previousPageUserOffset,\n uint16 maxPageSize\n )\n public\n view\n returns (\n bytes memory elements,\n bool hasNextPage,\n address nextPageUser,\n uint16 nextPageUserOffset\n )\n {\n elements = new bytes(uint256(maxPageSize) * INDEXED_AUCTION_ELEMENT_WIDTH);\n setLength(elements, 0);\n bytes memory unfiltered = new bytes(uint256(maxPageSize) * AUCTION_ELEMENT_WIDTH);\n nextPageUser = previousPageUser;\n nextPageUserOffset = previousPageUserOffset;\n hasNextPage = true;\n uint256 gasLeftBeforePage = gasleft();\n // Continue while more pages exist or we still have 3/5 (60%) of remaining gas from previous page\n while (hasNextPage && 5 * gasleft() > 3 * gasLeftBeforePage) {\n gasLeftBeforePage = gasleft();\n uint256 unfilteredCount = writeEncodedOrdersPaginatedWithTokenFilter(\n tokenFilter,\n nextPageUser,\n nextPageUserOffset,\n unfiltered\n );\n hasNextPage = unfilteredCount == maxPageSize;\n for (uint16 index = 0; index < unfilteredCount; index++) {\n // make sure we don't overflow index * AUCTION_ELEMENT_WIDTH\n bytes memory element = unfiltered.slice(uint256(index) * AUCTION_ELEMENT_WIDTH, AUCTION_ELEMENT_WIDTH);\n element = updateSellTokenBalanceForBatchId(element, batchIds[2]);\n // Update pagination info\n address user = getUser(element);\n if (user == nextPageUser) {\n nextPageUserOffset += 1;\n } else {\n nextPageUserOffset = 1;\n nextPageUser = user;\n }\n if (batchIds[0] >= getValidFrom(element) && batchIds[1] <= getValidUntil(element)) {\n setLength(elements, elements.length + INDEXED_AUCTION_ELEMENT_WIDTH);\n copyInPlace(element, elements, elements.length - INDEXED_AUCTION_ELEMENT_WIDTH);\n // Append index so order information can be used to construct solutions\n copyInPlace(\n abi.encodePacked(nextPageUserOffset - 1),\n elements,\n elements.length - INDEXED_AUCTION_ELEMENT_WIDTH + AUCTION_ELEMENT_WIDTH\n );\n }\n if (elements.length >= maxPageSize * INDEXED_AUCTION_ELEMENT_WIDTH) {\n // We are at capacity, return\n // Note, that we might indicate a nextPage although we exactly made it to the end.\n // However, since the inner call to fetch unfiltered orders might also indicate a next\n // page even though it is right at the end, this cannot really be avoided.\n return (elements, true, nextPageUser, nextPageUserOffset);\n }\n }\n }\n return (elements, hasNextPage, nextPageUser, nextPageUserOffset);\n }\n\n /** @dev View returning byte-encoded sell orders in paginated form. It has the same behavior as\n * BatchExchange.getEncodedUsersPaginated but uses less memory and thus is more gas efficient.\n * @param previousPageUser address of last user received in the previous page (address(0) for first page)\n * @param previousPageUserOffset the number of orders received for the last user on the previous page (0 for first page).\n * @param pageSize uint determining the count of orders to be returned per page\n * @return encoded bytes representing a page of orders ordered by (user, index)\n */\n function getEncodedOrdersPaginated(\n address previousPageUser,\n uint16 previousPageUserOffset,\n uint256 pageSize\n ) public view returns (bytes memory) {\n return getEncodedOrdersPaginatedWithTokenFilter(ALL_TOKEN_FILTER, previousPageUser, previousPageUserOffset, pageSize);\n }\n\n function getEncodedOrdersPaginatedWithTokenFilter(\n uint16[] memory tokenFilter,\n address previousPageUser,\n uint16 previousPageUserOffset,\n uint256 pageSize\n ) public view returns (bytes memory) {\n bytes memory elements = new bytes(pageSize * AUCTION_ELEMENT_WIDTH);\n uint256 orderCount = writeEncodedOrdersPaginatedWithTokenFilter(\n tokenFilter,\n previousPageUser,\n previousPageUserOffset,\n elements\n );\n setLength(elements, orderCount * AUCTION_ELEMENT_WIDTH);\n return elements;\n }\n\n function writeEncodedOrdersPaginatedWithTokenFilter(\n uint16[] memory tokenFilter,\n address previousPageUser,\n uint16 previousPageUserOffset,\n bytes memory elements\n ) public view returns (uint256) {\n uint256 pageSize = elements.length / AUCTION_ELEMENT_WIDTH;\n bytes memory users = batchExchange.getUsersPaginated(previousPageUser, uint16(pageSize));\n uint16 currentOffset = previousPageUserOffset;\n address currentUser = previousPageUser;\n uint256 orderIndex = 0;\n uint256 userIndex = 0;\n while (orderIndex < pageSize) {\n // There is no way of getting the number of orders a user has, thus \"try\" fetching the next order and\n // check if the static call succeeded. Otherwise move on to the next user. Limit the amount of gas as\n // in the failure case IVALID_OPCODE consumes all remaining gas.\n (bool success, bytes memory order) = address(batchExchange).staticcall.gas(5000)(\n abi.encodeWithSignature(\"orders(address,uint256)\", currentUser, currentOffset)\n );\n if (success) {\n currentOffset += 1;\n encodeAuctionElement(tokenFilter, currentUser, order, elements, orderIndex * AUCTION_ELEMENT_WIDTH);\n orderIndex += 1;\n } else {\n currentOffset = 0;\n if (users.length >= (userIndex * ADDRESS_WIDTH) + ADDRESS_WIDTH) {\n currentUser = getUser(users.slice(userIndex * ADDRESS_WIDTH, ADDRESS_WIDTH));\n userIndex += 1;\n } else {\n break;\n }\n }\n }\n return orderIndex;\n }\n\n function matchesTokenFilter(\n uint16 buyToken,\n uint16 sellToken,\n uint16[] memory filter\n ) public pure returns (bool) {\n // An empty filter is interpreted as \"select all\"\n if (filter.length == 0) {\n return true;\n }\n (bool foundBuyToken, bool foundSellToken) = (false, false);\n for (uint256 index = 0; index < filter.length; index++) {\n if (filter[index] == buyToken) {\n foundBuyToken = true;\n }\n if (filter[index] == sellToken) {\n foundSellToken = true;\n }\n }\n return foundBuyToken && foundSellToken;\n }\n\n function getUser(bytes memory element) public pure returns (address) {\n bytes memory slice = element.slice(0, ADDRESS_WIDTH);\n return slice.toAddress(0);\n }\n\n function getSellTokenBalance(bytes memory element) public pure returns (uint256) {\n bytes memory slice = element.slice(ADDRESS_WIDTH, 52);\n return slice.toUint256(0);\n }\n\n function updateSellTokenBalance(bytes memory element, uint256 amount) public pure returns (bytes memory) {\n return\n element.slice(0, ADDRESS_WIDTH).concat(abi.encodePacked(amount)).concat(\n element.slice(52, AUCTION_ELEMENT_WIDTH - 52)\n );\n }\n\n function getBuyToken(bytes memory element) public pure returns (uint16) {\n bytes memory slice = element.slice(52, 2);\n return slice.toUint16(0);\n }\n\n function getSellToken(bytes memory element) public pure returns (uint16) {\n bytes memory slice = element.slice(54, 2);\n return slice.toUint16(0);\n }\n\n function getValidFrom(bytes memory element) public pure returns (uint32) {\n bytes memory slice = element.slice(56, 4);\n return slice.toUint32(0);\n }\n\n function getValidUntil(bytes memory element) public pure returns (uint32) {\n bytes memory slice = element.slice(60, 4);\n return slice.toUint32(0);\n }\n\n function getTokenIdsFromAdresses(address[] memory tokenIds) public view returns (uint16[] memory) {\n uint16[] memory result = new uint16[](tokenIds.length);\n for (uint256 index = 0; index < tokenIds.length; index++) {\n result[index] = batchExchange.tokenAddressToIdMap(tokenIds[index]);\n }\n return result;\n }\n\n function updateSellTokenBalanceForBatchId(bytes memory element, uint32 targetBatchIndex) public view returns (bytes memory) {\n address user = getUser(element);\n uint16 sellToken = getSellToken(element);\n address sellTokenAddress = batchExchange.tokenIdToAddressMap(sellToken);\n uint256 sellTokenBalance = getSellTokenBalance(element);\n (uint256 depositAmount, uint32 depositBatch) = batchExchange.getPendingDeposit(user, sellTokenAddress);\n // The deposit is not valid currently but will be valid at target batch, thus add to balance\n if (depositBatch >= batchExchange.getCurrentBatchId() && depositBatch < targetBatchIndex) {\n sellTokenBalance = sellTokenBalance.add(depositAmount);\n }\n (uint256 withdrawAmount, uint32 withdrawBatch) = batchExchange.getPendingWithdraw(user, sellTokenAddress);\n // The withdraw is not valid currently but will be valid at target batch, thus subtract from balance\n if (withdrawBatch >= batchExchange.getCurrentBatchId() && withdrawBatch < targetBatchIndex) {\n sellTokenBalance = sellTokenBalance.sub(Math.min(sellTokenBalance, withdrawAmount));\n }\n return updateSellTokenBalance(element, sellTokenBalance);\n }\n\n /**\n * @dev Queries the token information for the given tokenId. Can handle symbols of type string and bytes (e.g. MKR).\n * Returns \"Unknown\" as symbol value if it cannot be retrieved and reverts if decimals can not be fetched\n * (to avoid ambiguity with a \"valid\" value).\n * @param tokenId the ID of a token listed on BatchExchange\n * @return the address, symbol and decimals of the token contract\n */\n function getTokenInfo(uint16 tokenId)\n public\n view\n returns (\n address,\n string memory symbol,\n uint8 decimals\n )\n {\n address tokenAddress = batchExchange.tokenIdToAddressMap(tokenId);\n symbol = \"\";\n (bool hasStringSymbol, ) = address(this).staticcall(\n abi.encodeWithSignature(\"getTokenSymbolString(address)\", tokenAddress)\n );\n if (hasStringSymbol) {\n symbol = getTokenSymbolString(tokenAddress);\n } else {\n (bool hasBytesSymbol, ) = address(this).staticcall(\n abi.encodeWithSignature(\"getTokenSymbolBytes(address)\", tokenAddress)\n );\n if (hasBytesSymbol) {\n symbol = getTokenSymbolBytes(tokenAddress);\n }\n }\n return (tokenAddress, symbol, ERC20Detailed(tokenAddress).decimals());\n }\n\n /**\n * @dev returns the symbol() of the given address assuming it is returned as a string.\n * Reverts if method does not exist or returns data that is not a valid string.\n * @param token the token address from which to receive the symbol\n * @return the token's symbol\n */\n function getTokenSymbolString(address token) public view returns (string memory) {\n return ERC20Detailed(token).symbol();\n }\n\n /**\n * @dev returns the symbol() of the given address assuming it is returned as a bytes.\n * Reverts if method does not exist or returns data that cannot be casted into a string.\n * @param token the token address from which to receive the symbol\n * @return the token's symbol converted into a trimmed (trailing 0 bytes remove) string.\n */\n function getTokenSymbolBytes(address token) public view returns (string memory) {\n (bool success, bytes memory result) = token.staticcall(abi.encodeWithSignature(\"symbol()\"));\n if (!success) {\n revert(\"Cannot get symbol\");\n }\n //Find last non-zero byte\n for (uint256 index = 0; index < result.length; index++) {\n if (result[index] == 0) {\n setLength(result, index);\n break;\n }\n }\n return string(result);\n }\n\n /**\n * @dev Sets the length of the given buffer (truncating any items exceeding the length).\n * Note, that this can lead to memory leakage or undefined behavior if length is larger than the size\n * that was originally allocated by the buffer.\n */\n function setLength(bytes memory buffer, uint256 length) public pure {\n assembly {\n mstore(buffer, length)\n }\n }\n\n function copyInPlace(\n bytes memory source,\n bytes memory destination,\n uint256 offset\n ) public pure {\n for (uint256 i = 0; i < source.length; i++) {\n destination[offset + i] = source[i];\n }\n }\n\n /** @dev Encodes the auction elements in the same format as BatchExchange.encodeAuctionElement with\n * the only difference that order with tokens that match the token filter will be 0 serialized\n * (as if they were deleted)\n */\n function encodeAuctionElement(\n uint16[] memory tokenFilter,\n address user,\n bytes memory order,\n bytes memory target,\n uint256 offset\n ) private view {\n (\n uint16 buyToken,\n uint16 sellToken,\n uint32 validFrom,\n uint32 validUntil,\n uint128 priceNumerator,\n uint128 priceDenominator,\n uint128 usedAmount\n ) = abi.decode(order, (uint16, uint16, uint32, uint32, uint128, uint128, uint128));\n // Unconditionally serialize user address to not break pagination\n copyInPlace(abi.encodePacked(user), target, offset);\n if (matchesTokenFilter(buyToken, sellToken, tokenFilter)) {\n uint128 remainingAmount = priceDenominator - usedAmount;\n uint256 sellTokenBalance = batchExchange.getBalance(user, batchExchange.tokenIdToAddressMap(sellToken));\n copyInPlace(\n abi.encodePacked(\n sellTokenBalance,\n buyToken,\n sellToken,\n validFrom,\n validUntil,\n 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"overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "1411:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2277, "name": "getOpenOrderBookPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2343, "src": "1357:25:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (address[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2284, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1357:70:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "nodeType": "VariableDeclarationStatement", "src": "1325:102:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2294, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2287, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2276, "src": "1458:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2288, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1458:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2293, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2290, "name": "LARGE_PAGE_SIZE", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "1484:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2289, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1476:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": "uint256" }, "id": 2291, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1476:24:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2292, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2246, "src": "1503:29:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "1476:56:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1458:74:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "4f72646572626f6f6b20746f6f206c617267652c2075736520706167696e6174656420766965772066756e6374696f6e73", "id": 2295, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1546:51:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" }, "value": "Orderbook too large, use paginated view functions" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" } ], "id": 2286, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 10245, 10246 ], "referencedDeclaration": 10246, "src": "1437:7:1", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 2296, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1437:170:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2297, "nodeType": "ExpressionStatement", "src": "1437:170:1" }, { "expression": { "argumentTypes": null, "id": 2298, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2276, "src": "1624:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2274, "id": 2299, "nodeType": "Return", "src": "1617:15:1" } ] }, "documentation": "@dev Queries the orderbook for the auction that is still accepting orders\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @return encoded bytes representing orders, maxed at 5000 elements", "id": 2301, "implemented": true, "kind": "function", "modifiers": [], "name": "getOpenOrderBook", "nodeType": "FunctionDefinition", "parameters": { "id": 2271, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2270, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2301, "src": "1250:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2268, "name": "address", "nodeType": "ElementaryTypeName", "src": "1250:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2269, "length": null, "nodeType": "ArrayTypeName", "src": "1250:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "src": "1249:30:1" }, "returnParameters": { "id": 2274, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2273, "name": "", "nodeType": "VariableDeclaration", "scope": 2301, "src": "1301:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2272, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "1301:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "1300:14:1" }, "scope": 3517, "src": "1224:415:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2342, "nodeType": "Block", "src": "2687:334:1", "statements": [ { "assignments": [ 2322 ], "declarations": [ { "constant": false, "id": 2322, "name": "batch", "nodeType": "VariableDeclaration", "scope": 2342, "src": "2697:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 2321, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "2697:6:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "value": null, "visibility": "internal" } ], "id": 2326, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 2323, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "2712:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 2324, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getCurrentBatchId", "nodeType": "MemberAccess", "referencedDeclaration": 3888, "src": "2712:31:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint32_$", "typeString": "function () view external returns (uint32)" } }, "id": 2325, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2712:33:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "VariableDeclarationStatement", "src": "2697:48:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 2328, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2819:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "id": 2329, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2826:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "id": 2332, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2330, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2833:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "hexValue": "31", "id": 2331, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2841:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "2833:9:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } } ], "id": 2333, "isConstant": false, "isInlineArray": true, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "2818:25:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2335, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2304, "src": "2885:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } ], "id": 2334, "name": "getTokenIdsFromAdresses", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3111, "src": "2861:23:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$returns$_t_array$_t_uint16_$dyn_memory_ptr_$", "typeString": "function (address[] memory) view returns (uint16[] memory)" } }, "id": 2336, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2861:36:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2337, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2306, "src": "2915:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2338, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2308, "src": "2949:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2339, "name": "maxPageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2310, "src": "2989:11:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" }, { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2327, "name": "getFilteredOrdersPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2649, "src": "2774:26:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint32_$3_memory_ptr_$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (uint32[3] memory,uint16[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2340, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2774:240:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2320, "id": 2341, "nodeType": "Return", "src": "2755:259:1" } ] }, "documentation": "@dev Queries a page of the orderbook for the auction that is still accepting orders\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page", "id": 2343, "implemented": true, "kind": "function", "modifiers": [], "name": "getOpenOrderBookPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2311, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2304, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2354:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2302, "name": "address", "nodeType": "ElementaryTypeName", "src": "2354:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2303, "length": null, "nodeType": "ArrayTypeName", "src": "2354:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2306, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2392:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2305, "name": "address", "nodeType": "ElementaryTypeName", "src": "2392:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2308, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2426:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2307, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2426:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2310, "name": "maxPageSize", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2465:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2309, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2465:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "2344:145:1" }, "returnParameters": { "id": 2320, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2313, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2548:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2312, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2548:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2315, "name": "hasNextPage", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2583:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2314, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2583:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2317, "name": "nextPageUser", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2613:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2316, "name": "address", "nodeType": "ElementaryTypeName", "src": "2613:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2319, "name": "nextPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2647:25:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2318, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2647:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "2534:148:1" }, "scope": 3517, "src": "2310:711:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2376, "nodeType": "Block", "src": "3409:329:1", "statements": [ { "assignments": [ 2352, null, null, null ], "declarations": [ { "constant": false, "id": 2352, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2376, "src": "3420:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2351, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3420:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, null, null, null ], "id": 2361, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2354, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2346, "src": "3482:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 2356, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3503:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 2355, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "3495:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2357, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3495:10:1", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "hexValue": "30", "id": 2358, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3507:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, { "argumentTypes": null, "id": 2359, "name": "LARGE_PAGE_SIZE", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "3510:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2353, "name": "getFinalizedOrderBookPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2421, "src": "3451:30:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (address[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2360, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3451:75:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "nodeType": "VariableDeclarationStatement", "src": "3419:107:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2370, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2363, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2352, "src": "3557:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2364, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "3557:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2369, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2366, "name": "LARGE_PAGE_SIZE", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "3583:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2365, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "3575:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": "uint256" }, "id": 2367, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3575:24:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2368, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2246, "src": "3602:29:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "3575:56:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "3557:74:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "4f72646572626f6f6b20746f6f206c617267652c2075736520706167696e6174656420766965772066756e6374696f6e73", "id": 2371, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3645:51:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" }, "value": "Orderbook too large, use paginated view functions" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" } ], "id": 2362, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 10245, 10246 ], "referencedDeclaration": 10246, "src": "3536:7:1", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 2372, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3536:170:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2373, "nodeType": "ExpressionStatement", "src": "3536:170:1" }, { "expression": { "argumentTypes": null, "id": 2374, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2352, "src": "3723:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2350, "id": 2375, "nodeType": "Return", "src": "3716:15:1" } ] }, "documentation": "@dev Queries the orderbook for the auction that is currently being solved\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @return encoded bytes representing orders, maxed at 5000 elements", "id": 2377, "implemented": true, "kind": "function", "modifiers": [], "name": "getFinalizedOrderBook", "nodeType": "FunctionDefinition", "parameters": { "id": 2347, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2346, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2377, "src": "3344:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2344, "name": "address", "nodeType": "ElementaryTypeName", "src": "3344:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2345, "length": null, "nodeType": "ArrayTypeName", "src": "3344:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "src": "3343:30:1" }, "returnParameters": { "id": 2350, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2349, "name": "", "nodeType": "VariableDeclaration", "scope": 2377, "src": "3395:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2348, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3395:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "3394:14:1" }, "scope": 3517, "src": "3313:425:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2420, "nodeType": "Block", "src": "4791:338:1", "statements": [ { "assignments": [ 2398 ], "declarations": [ { "constant": false, "id": 2398, "name": "batch", "nodeType": "VariableDeclaration", "scope": 2420, "src": "4801:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 2397, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "4801:6:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "value": null, "visibility": "internal" } ], "id": 2402, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 2399, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "4816:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 2400, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getCurrentBatchId", "nodeType": "MemberAccess", "referencedDeclaration": 3888, "src": "4816:31:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint32_$", "typeString": "function () view external returns (uint32)" } }, "id": 2401, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4816:33:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "VariableDeclarationStatement", "src": "4801:48:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "components": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "id": 2406, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2404, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2398, "src": "4923:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "hexValue": "31", "id": 2405, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4931:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "4923:9:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "id": 2409, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2407, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2398, "src": "4934:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "hexValue": "31", "id": 2408, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4942:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "4934:9:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "id": 2410, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2398, "src": "4945:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } } ], "id": 2411, "isConstant": false, "isInlineArray": true, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "4922:29:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2413, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2380, "src": "4993:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } ], "id": 2412, "name": "getTokenIdsFromAdresses", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3111, "src": "4969:23:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$returns$_t_array$_t_uint16_$dyn_memory_ptr_$", "typeString": "function (address[] memory) view returns (uint16[] memory)" } }, "id": 2414, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4969:36:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2415, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2382, "src": "5023:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2416, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2384, "src": "5057:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2417, "name": "maxPageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2386, "src": "5097:11:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" }, { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2403, "name": "getFilteredOrdersPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2649, "src": "4878:26:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint32_$3_memory_ptr_$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (uint32[3] memory,uint16[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2418, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4878:244:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2396, "id": 2419, "nodeType": "Return", "src": "4859:263:1" } ] }, "documentation": "@dev Queries a page of the orderbook for the auction that is currently being solved\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page", "id": 2421, "implemented": true, "kind": "function", "modifiers": [], "name": "getFinalizedOrderBookPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2387, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2380, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4458:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2378, "name": "address", "nodeType": "ElementaryTypeName", "src": "4458:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2379, "length": null, "nodeType": "ArrayTypeName", "src": "4458:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2382, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4496:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2381, "name": "address", "nodeType": "ElementaryTypeName", "src": "4496:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2384, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4530:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2383, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "4530:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2386, "name": "maxPageSize", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4569:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2385, "name": "uint16", "nodeType": 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"src": "9091:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2615, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "9091:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "id": 2616, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2246, "src": "9109:29:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "9091:47:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 2618, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "9141:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "9091:71:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2606, "name": "copyInPlace", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3402, "src": "8954:11:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (bytes memory,bytes memory,uint256) pure" } }, "id": 2620, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "8954:230:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2621, "nodeType": "ExpressionStatement", "src": "8954:230:1" } ] } }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2629, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2624, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2437, "src": "9224:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2625, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "9224:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "id": 2628, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2626, "name": "maxPageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2434, "src": "9243:11:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2627, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2246, "src": "9257:29:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "9243:43:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "src": "9224:62:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 2637, "nodeType": "IfStatement", "src": "9220:521:1", "trueBody": { "id": 2636, "nodeType": "Block", "src": "9288:453:1", "statements": [ { "expression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 2630, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2437, "src": "9673:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "hexValue": "74727565", "id": 2631, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "9683:4:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, { "argumentTypes": null, "id": 2632, "name": "nextPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2441, "src": "9689:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2633, "name": "nextPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2443, "src": "9703:18:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "id": 2634, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "9672:50:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2444, "id": 2635, "nodeType": "Return", "src": "9665:57:1" } ] } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2525, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2523, "name": "index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2520, "src": "7927:5:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "id": 2524, "name": "unfilteredCount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2505, "src": "7935:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7927:23:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2639, "initializationExpression": { "assignments": [ 2520 ], "declarations": [ { "constant": false, "id": 2520, "name": "index", "nodeType": "VariableDeclaration", "scope": 2639, "src": "7909:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2519, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "7909:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "id": 2522, "initialValue": { "argumentTypes": null, "hexValue": "30", "id": 2521, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "7924:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "nodeType": "VariableDeclarationStatement", "src": "7909:16:1" }, "loopExpression": { "expression": { "argumentTypes": null, "id": 2527, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "7952:7:1", "subExpression": { "argumentTypes": null, "id": 2526, "name": "index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2520, "src": "7952:5:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2528, "nodeType": "ExpressionStatement", "src": "7952:7:1" }, "nodeType": "ForStatement", "src": "7904:1851:1" } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 2498, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2489, "name": "hasNextPage", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2439, "src": "7516:11:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2497, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2493, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "hexValue": "35", "id": 2490, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "7531:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_5_by_1", "typeString": "int_const 5" }, "value": "5" }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 2491, "name": "gasleft", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10235, "src": "7535:7:1", "typeDescriptions": { "typeIdentifier": "t_function_gasleft_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 2492, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "7535:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7531:13:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2496, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "hexValue": "33", "id": 2494, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "7547:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" }, "value": "3" }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2495, "name": "gasLeftBeforePage", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2485, "src": "7551:17:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7547:21:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7531:37:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "7516:52:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2641, "nodeType": "WhileStatement", "src": "7509:2256:1" }, { "expression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 2642, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2437, "src": "9782:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 2643, "name": "hasNextPage", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2439, "src": "9792:11:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "id": 2644, "name": "nextPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2441, "src": "9805:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2645, "name": "nextPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2443, "src": "9819:18:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "id": 2646, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "9781:57:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2444, "id": 2647, "nodeType": "Return", "src": "9774:64:1" } ] }, "documentation": "@dev Queries a page in the list of all orders\n @param batchIds Triple with the following values [maxValidFrom, minValidUntil, sellBalanceTargetBatchIndex]\n Batched together as we are running out of local variables (Solidity does not compile with Stack too deep error)\n - maxValidFrom: all returned orders will have a validFrom <= this value (they were placed at or before that batch)\n - minValidUntil all returned orders will have a validUntil >= this value (validity ends at or after that batch)\n - sellBalanceTargetBatchIndex the batchIndex at which we are expecting the sellTokenBalance to be valid\n(e.g. in the current live orderbook we want to include sellBalances that are valid in currentBatch + 1).\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize maximum count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page. Result can contain less elements than\n maxPageSize if remaining gas is low.", "id": 2649, "implemented": true, "kind": "function", "modifiers": [], "name": "getFilteredOrdersPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2435, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2425, "name": "batchIds", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6615:25:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3]" }, "typeName": { "baseType": { "id": 2422, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "6615:6:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "id": 2424, "length": { "argumentTypes": null, "hexValue": "33", "id": 2423, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6622:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" }, "value": "3" }, "nodeType": "ArrayTypeName", "src": "6615:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_storage_ptr", "typeString": "uint32[3]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2428, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6685:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 2426, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6685:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2427, "length": null, "nodeType": "ArrayTypeName", "src": "6685:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2430, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6722:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2429, "name": "address", "nodeType": "ElementaryTypeName", "src": "6722:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2432, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6756:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2431, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6756:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2434, "name": "maxPageSize", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6795:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2433, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6795:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "6605:214:1" }, "returnParameters": { "id": 2444, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2437, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6878:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2436, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "6878:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2439, "name": "hasNextPage", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6913:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2438, "name": "bool", "nodeType": "ElementaryTypeName", "src": "6913:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2441, "name": "nextPageUser", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6943:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2440, "name": "address", "nodeType": "ElementaryTypeName", "src": "6943:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2443, "name": "nextPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6977:25:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2442, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6977:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "6864:148:1" }, "scope": 3517, "src": "6570:3275:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2667, "nodeType": "Block", "src": "10637:134:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2661, "name": "ALL_TOKEN_FILTER", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2255, "src": "10695:16:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage", "typeString": "uint16[] storage ref" } }, { "argumentTypes": null, "id": 2662, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2651, "src": "10713:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2663, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2653, "src": "10731:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2664, "name": "pageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2655, "src": "10755:8:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint16_$dyn_storage", "typeString": "uint16[] storage ref" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2660, "name": "getEncodedOrdersPaginatedWithTokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2710, "src": "10654:40:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint256_$returns$_t_bytes_memory_ptr_$", "typeString": "function (uint16[] memory,address,uint16,uint256) view returns (bytes memory)" } }, "id": 2665, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "10654:110:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2659, "id": 2666, "nodeType": "Return", "src": "10647:117:1" } ] }, "documentation": "@dev View returning byte-encoded sell orders in paginated form. It has the same behavior as\nBatchExchange.getEncodedUsersPaginated but uses less memory and thus is more gas efficient.\n@param previousPageUser address of last user received in the previous page (address(0) for first page)\n@param previousPageUserOffset the number of orders received for the last user on the previous page (0 for first page).\n@param pageSize uint determining the count of orders to be returned per page\n@return encoded bytes representing a page of orders ordered by (user, index)", "id": 2668, "implemented": true, "kind": "function", "modifiers": [], "name": "getEncodedOrdersPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2656, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2651, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10506:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2650, "name": "address", "nodeType": "ElementaryTypeName", "src": "10506:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2653, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10540:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2652, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "10540:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2655, "name": "pageSize", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10579:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2654, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "10579:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "10496:105:1" }, "returnParameters": { "id": 2659, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2658, "name": "", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10623:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2657, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "10623:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "10622:14:1" }, "scope": 3517, "src": "10462:309:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2709, "nodeType": "Block", "src": "11004:370:1", "statements": [ { "assignments": [ 2683 ], "declarations": [ { "constant": false, "id": 2683, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2709, "src": "11014:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2682, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "11014:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 2690, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2688, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2686, "name": "pageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2677, "src": "11048:8:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2687, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "11059:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "11048:32:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2685, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "11038:9:1", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_bytes_memory_$", "typeString": "function (uint256) pure returns (bytes memory)" }, "typeName": { "id": 2684, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "11042:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, "id": 2689, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "11038:43:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "11014:67:1" }, { "assignments": [ 2692 ], "declarations": [ { "constant": false, "id": 2692, "name": "orderCount", "nodeType": "VariableDeclaration", "scope": 2709, "src": "11091:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2691, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "11091:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 2699, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2694, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2671, "src": "11168:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2695, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2673, "src": "11193:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2696, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2675, "src": "11223:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2697, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2683, "src": "11259:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 2693, "name": "writeEncodedOrdersPaginatedWithTokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2839, "src": "11112:42:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_bytes_memory_ptr_$returns$_t_uint256_$", "typeString": "function (uint16[] memory,address,uint16,bytes memory) view returns (uint256)" } }, "id": 2698, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "11112:165:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "11091:186:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2701, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2683, "src": "11297:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2704, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2702, "name": "orderCount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2692, "src": "11307:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2703, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "11320:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "11307:34:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2700, "name": "setLength", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3369, "src": "11287:9:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (bytes memory,uint256) pure" } }, "id": 2705, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "11287:55:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2706, "nodeType": "ExpressionStatement", "src": "11287:55:1" }, { "expression": { "argumentTypes": null, "id": 2707, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2683, "src": "11359:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2681, "id": 2708, "nodeType": "Return", "src": "11352:15:1" } ] }, "documentation": null, "id": 2710, "implemented": true, "kind": "function", "modifiers": [], "name": "getEncodedOrdersPaginatedWithTokenFilter", "nodeType": "FunctionDefinition", "parameters": { "id": 2678, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2671, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2710, "src": "10836:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 2669, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "10836:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2670, "length": null, "nodeType": "ArrayTypeName", "src": "10836:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2673, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2710, "src": "10873:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2672, "name": "address", "nodeType": "ElementaryTypeName", "src": "10873:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2675, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2710, "src": "10907:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2674, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "10907:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2677, "name": "pageSize", "nodeType": "VariableDeclaration", "scope": 2710, "src": "10946:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2676, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "10946:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "10826:142:1" }, "returnParameters": { "id": 2681, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2680, "name": "", "nodeType": "VariableDeclaration", "scope": 2710, "src": "10990:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2679, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "10990:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "10989:14:1" }, "scope": 3517, "src": "10777:597:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2838, "nodeType": "Block", "src": "11609:1495:1", "statements": [ { "assignments": [ 2725 ], "declarations": [ { "constant": false, "id": 2725, "name": "pageSize", "nodeType": "VariableDeclaration", "scope": 2838, "src": "11619:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2724, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "11619:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 2730, "initialValue": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2729, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2726, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2719, "src": "11638:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", 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"nodeType": "ElementaryTypeName", "src": "12301:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2763, "name": "order", "nodeType": "VariableDeclaration", "scope": 2834, "src": "12315:18:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2762, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "12315:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 2778, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "6f726465727328616464726573732c75696e7432353629", "id": 2773, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "12422:25:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_793b8c6dae53b1dfde0a75c3de6c1c6dd9f4122c71d17362e684c126340feea5", "typeString": "literal_string \"orders(address,uint256)\"" }, "value": "orders(address,uint256)" }, { "argumentTypes": null, "id": 2774, "name": "currentUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2746, "src": "12449:11:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2775, "name": "currentOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2742, "src": "12462:13:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_stringliteral_793b8c6dae53b1dfde0a75c3de6c1c6dd9f4122c71d17362e684c126340feea5", "typeString": "literal_string \"orders(address,uint256)\"" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "expression": { "argumentTypes": null, "id": 2771, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10229, "src": "12398:3:1", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 2772, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "encodeWithSignature", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12398:23:1", "typeDescriptions": { "typeIdentifier": "t_function_abiencodewithsignature_pure$_t_string_memory_ptr_$returns$_t_bytes_memory_ptr_$", "typeString": "function (string memory) pure returns (bytes memory)" } }, "id": 2776, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12398:78:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "arguments": [ { "argumentTypes": null, "hexValue": "35303030", "id": 2769, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12375:4:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_5000_by_1", "typeString": "int_const 5000" }, "value": "5000" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_5000_by_1", "typeString": "int_const 5000" } ], "expression": { "argumentTypes": null, "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2765, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "12345:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } ], "id": 2764, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "12337:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2766, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:22:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2767, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "staticcall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12337:33:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 2768, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "gas", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12337:37:1", "typeDescriptions": { "typeIdentifier": "t_function_setgas_pure$_t_uint256_$returns$_t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$gas_$", "typeString": "function (uint256) pure returns (function (bytes memory) view returns (bool,bytes memory))" } }, "id": 2770, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:43:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$gas", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 2777, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:153:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "12300:190:1" }, { "condition": { "argumentTypes": null, "id": 2779, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2761, "src": "12508:7:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 2832, "nodeType": "Block", "src": "12724:337:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2801, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2799, "name": "currentOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2742, "src": "12742:13:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "hexValue": "30", "id": 2800, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12758:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "12742:17:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2802, "nodeType": "ExpressionStatement", "src": "12742:17:1" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2811, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2803, "name": "users", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2732, "src": "12781:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2804, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12781:12:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2810, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2807, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2805, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12798:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2806, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12810:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12798:25:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 2808, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "12797:27:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 2809, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12827:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12797:43:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "12781:59:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 2830, "nodeType": "Block", "src": "13001:46:1", "statements": [ { "id": 2829, "nodeType": "Break", "src": "13023:5:1" } ] }, "id": 2831, "nodeType": "IfStatement", "src": "12777:270:1", "trueBody": { "id": 2828, "nodeType": "Block", "src": "12842:153:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2822, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2812, "name": "currentUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2746, "src": "12864:11:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2818, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2816, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12898:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2817, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12910:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12898:25:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 2819, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12925:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "expression": { "argumentTypes": null, "id": 2814, "name": "users", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2732, "src": "12886:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2815, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "slice", "nodeType": "MemberAccess", "referencedDeclaration": 9877, "src": "12886:11:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_uint256_$_t_uint256_$returns$_t_bytes_memory_ptr_$bound_to$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory,uint256,uint256) pure returns (bytes memory)" } }, "id": 2820, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12886:53:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 2813, "name": "getUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2928, "src": "12878:7:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$returns$_t_address_$", "typeString": "function (bytes memory) pure returns (address)" } }, "id": 2821, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12878:62:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "12864:76:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2823, "nodeType": "ExpressionStatement", "src": "12864:76:1" }, { "expression": { "argumentTypes": null, "id": 2826, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2824, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12962:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2825, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12975:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12962:14:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2827, "nodeType": "ExpressionStatement", "src": "12962:14:1" } ] } } ] }, "id": 2833, "nodeType": "IfStatement", "src": "12504:557:1", "trueBody": { "id": 2798, "nodeType": "Block", "src": "12517:201:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2782, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2780, "name": "currentOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2742, "src": "12535:13:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2781, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12552:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12535:18:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2783, "nodeType": "ExpressionStatement", "src": "12535:18:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2785, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2713, "src": "12592:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2786, "name": "currentUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2746, "src": "12605:11:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2787, "name": "order", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2763, "src": "12618:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 2788, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2719, "src": "12625:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2791, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2789, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "12635:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2790, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "12648:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12635:34:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2784, "name": "encodeAuctionElement", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3516, "src": "12571:20:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_bytes_memory_ptr_$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (uint16[] memory,address,bytes memory,bytes memory,uint256) view" } }, "id": 2792, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12571:99:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2793, "nodeType": "ExpressionStatement", "src": "12571:99:1" }, { "expression": { "argumentTypes": null, "id": 2796, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2794, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "12688:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2795, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12702:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12688:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2797, "nodeType": "ExpressionStatement", "src": "12688:15:1" } ] } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2759, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": 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"typeString": "string memory" } }, "id": 3252, "nodeType": "ExpressionStatement", "src": "17659:43:1" } ] } }, { "expression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 3278, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3223, "src": "18020:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 3279, "name": "symbol", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3218, "src": "18034:6:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3281, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3223, "src": "18056:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3280, "name": "ERC20Detailed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9304, "src": "18042:13:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_ERC20Detailed_$9304_$", "typeString": "type(contract ERC20Detailed)" } }, "id": 3282, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18042:27:1", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20Detailed_$9304", "typeString": "contract ERC20Detailed" } }, "id": 3283, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "decimals", "nodeType": "MemberAccess", "referencedDeclaration": 9303, "src": "18042:36:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint8_$", "typeString": "function () view external returns (uint8)" } }, "id": 3284, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18042:38:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "id": 3285, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18019:62:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_address_$_t_string_memory_ptr_$_t_uint8_$", "typeString": "tuple(address,string memory,uint8)" } }, "functionReturnParameters": 3221, "id": 3286, "nodeType": "Return", "src": "18012:69:1" } ] }, "documentation": "@dev Queries the token information for the given tokenId. Can handle symbols of type string and bytes (e.g. MKR).\nReturns \"Unknown\" as symbol value if it cannot be retrieved and reverts if decimals can not be fetched\n(to avoid ambiguity with a \"valid\" value).\n@param tokenId the ID of a token listed on BatchExchange\n@return the address, symbol and decimals of the token contract", "id": 3288, "implemented": true, "kind": "function", "modifiers": [], "name": "getTokenInfo", "nodeType": "FunctionDefinition", "parameters": { "id": 3214, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3213, "name": "tokenId", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17205:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 3212, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "17205:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "17204:16:1" }, "returnParameters": { "id": 3221, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3216, "name": "", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17279:7:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3215, "name": "address", "nodeType": "ElementaryTypeName", "src": "17279:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3218, "name": "symbol", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17300:20:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 3217, "name": "string", "nodeType": "ElementaryTypeName", "src": "17300:6:1", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3220, "name": "decimals", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17334:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 3219, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "17334:5:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": null, "visibility": "internal" } ], "src": "17265:93:1" }, "scope": 3517, "src": "17183:905:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 3301, "nodeType": "Block", "src": "18471:53:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3296, "name": "token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3290, "src": "18502:5:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3295, "name": "ERC20Detailed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9304, "src": "18488:13:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_ERC20Detailed_$9304_$", "typeString": "type(contract ERC20Detailed)" } }, "id": 3297, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18488:20:1", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20Detailed_$9304", "typeString": "contract ERC20Detailed" } }, "id": 3298, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "symbol", "nodeType": "MemberAccess", "referencedDeclaration": 9295, "src": "18488:27:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_string_memory_ptr_$", "typeString": "function () view external returns (string memory)" } }, "id": 3299, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18488:29:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 3294, "id": 3300, "nodeType": "Return", "src": "18481:36:1" } ] }, "documentation": "@dev returns the symbol() of the given address assuming it is returned as a string.\nReverts if method does not exist or returns data that is not a valid string.\n@param token the token address from which to receive the symbol\n@return the token's symbol", "id": 3302, "implemented": true, "kind": "function", "modifiers": [], "name": "getTokenSymbolString", "nodeType": "FunctionDefinition", "parameters": { "id": 3291, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3290, "name": "token", "nodeType": "VariableDeclaration", "scope": 3302, "src": "18420:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3289, "name": "address", "nodeType": "ElementaryTypeName", "src": "18420:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "18419:15:1" }, "returnParameters": { "id": 3294, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3293, "name": "", "nodeType": "VariableDeclaration", "scope": 3302, "src": "18456:13:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 3292, "name": "string", "nodeType": "ElementaryTypeName", "src": "18456:6:1", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "18455:15:1" }, "scope": 3517, "src": "18390:134:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 3359, "nodeType": "Block", "src": "18973:441:1", "statements": [ { "assignments": [ 3310, 3312 ], "declarations": [ { "constant": false, "id": 3310, "name": "success", "nodeType": "VariableDeclaration", "scope": 3359, "src": "18984:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3309, "name": "bool", "nodeType": "ElementaryTypeName", "src": "18984:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3312, "name": "result", "nodeType": "VariableDeclaration", "scope": 3359, "src": "18998:19:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3311, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "18998:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 3320, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "73796d626f6c2829", "id": 3317, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "19062:10:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_95d89b41e2f5f391a79ec54e9d87c79d6e777c63e32c28da95b4e9e4a79250ec", "typeString": "literal_string \"symbol()\"" }, 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false, "names": [], "nodeType": "FunctionCall", "src": "19038:35:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "argumentTypes": null, "id": 3313, "name": "token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3304, "src": "19021:5:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3314, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "staticcall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "19021:16:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 3319, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "19021:53:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "18983:91:1" }, { "condition": { "argumentTypes": null, "id": 3322, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "19088:8:1", "subExpression": { "argumentTypes": null, "id": 3321, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3310, "src": "19089:7:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 3328, "nodeType": "IfStatement", "src": "19084:66:1", "trueBody": { "id": 3327, "nodeType": 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false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21277:307:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 3486, "name": "target", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3411, "src": "21602:6:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3489, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 3487, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3413, "src": "21626:6:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 3488, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "21635:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "21626:22:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 3474, "name": "copyInPlace", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3402, "src": "21248:11:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (bytes memory,bytes memory,uint256) pure" } }, "id": 3490, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21248:414:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3491, "nodeType": "ExpressionStatement", "src": "21248:414:1" } ] } } ] }, "documentation": "@dev Encodes the auction elements in the same format as BatchExchange.encodeAuctionElement with\nthe only difference that order with tokens that match the token filter will be 0 serialized\n(as if they were deleted)", "id": 3516, "implemented": true, "kind": "function", "modifiers": [], "name": "encodeAuctionElement", "nodeType": "FunctionDefinition", "parameters": { "id": 3414, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3405, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20368:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": 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"constant": false, "id": 3409, "name": "order", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20427:18:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3408, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20427:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3411, "name": "target", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20455:19:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3410, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20455:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3413, "name": "offset", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20484:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3412, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "20484:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "20358:146:1" }, "returnParameters": { "id": 3415, "nodeType": "ParameterList", "parameters": [], "src": "20518:0:1" }, "scope": 3517, "src": "20329:1658:1", "stateMutability": "view", "superFunction": null, "visibility": "private" } ], "scope": 3518, "src": "227:21762:1" } ], "src": "0:21990:1" }, "legacyAST": { "absolutePath": "/Users/felixleupold/Gnosis/dex-contracts/contracts/BatchExchangeViewer.sol", "exportedSymbols": { "BatchExchangeViewer": [ 3517 ] }, "id": 3518, "nodeType": "SourceUnit", "nodes": [ { "id": 2228, "literals": [ "solidity", "^", "0.5", ".10" ], "nodeType": "PragmaDirective", "src": "0:24:1" }, { "absolutePath": "@openzeppelin/contracts/math/SafeMath.sol", "file": "@openzeppelin/contracts/math/SafeMath.sol", "id": 2229, "nodeType": "ImportDirective", "scope": 3518, "sourceUnit": 8724, "src": "26:51:1", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@openzeppelin/contracts/token/ERC20/ERC20Detailed.sol", "file": "@openzeppelin/contracts/token/ERC20/ERC20Detailed.sol", "id": 2230, "nodeType": "ImportDirective", "scope": 3518, "sourceUnit": 9305, "src": "78:63:1", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "solidity-bytes-utils/contracts/BytesLib.sol", "file": "solidity-bytes-utils/contracts/BytesLib.sol", "id": 2231, "nodeType": "ImportDirective", "scope": 3518, "sourceUnit": 10228, "src": "142:53:1", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/felixleupold/Gnosis/dex-contracts/contracts/BatchExchange.sol", "file": "./BatchExchange.sol", "id": 2232, "nodeType": "ImportDirective", "scope": 3518, "sourceUnit": 2227, "src": "196:29:1", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 3517, "linearizedBaseContracts": [ 3517 ], "name": "BatchExchangeViewer", "nodeType": "ContractDefinition", "nodes": [ { "id": 2235, "libraryName": { "contractScope": null, "id": 2233, "name": "BytesLib", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 10227, "src": "268:8:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BytesLib_$10227", "typeString": "library BytesLib" } }, "nodeType": "UsingForDirective", "src": "262:25:1", "typeName": { "id": 2234, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "281:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, { "id": 2238, "libraryName": { "contractScope": null, "id": 2236, "name": "SafeMath", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 8723, "src": "298:8:1", "typeDescriptions": { "typeIdentifier": "t_contract$_SafeMath_$8723", "typeString": "library SafeMath" } }, "nodeType": "UsingForDirective", "src": "292:27:1", "typeName": { "id": 2237, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "311:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, { "constant": true, "id": 2241, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "VariableDeclaration", "scope": 3517, "src": "325:49:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 2239, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "325:5:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": { "argumentTypes": null, "hexValue": "313132", "id": 2240, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "371:3:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_112_by_1", "typeString": "int_const 112" }, "value": "112" }, "visibility": "public" }, { "constant": true, "id": 2246, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "VariableDeclaration", "scope": 3517, "src": "450:79:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 2242, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "450:5:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "id": 2245, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2243, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "504:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "hexValue": "32", "id": 2244, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "528:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_2_by_1", "typeString": "int_const 2" }, "value": "2" }, "src": "504:25:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "visibility": "public" }, { "constant": true, "id": 2249, "name": "ADDRESS_WIDTH", "nodeType": "VariableDeclaration", "scope": 3517, "src": "535:40:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 2247, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "535:5:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": { "argumentTypes": null, "hexValue": "3230", "id": 2248, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "573:2:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_20_by_1", "typeString": "int_const 20" }, "value": "20" }, "visibility": "public" }, { "constant": true, "id": 2252, "name": "LARGE_PAGE_SIZE", "nodeType": "VariableDeclaration", "scope": 3517, "src": "581:45:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2250, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "581:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": { "argumentTypes": null, "hexValue": "35303030", "id": 2251, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "622:4:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_5000_by_1", "typeString": "int_const 5000" }, "value": "5000" }, "visibility": "public" }, { "constant": false, "id": 2255, "name": "ALL_TOKEN_FILTER", "nodeType": "VariableDeclaration", "scope": 3517, "src": "775:32:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 2253, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "775:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2254, "length": null, "nodeType": "ArrayTypeName", "src": "775:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "public" }, { "constant": false, "id": 2257, "name": "batchExchange", "nodeType": "VariableDeclaration", "scope": 3517, "src": "814:27:1", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" }, "typeName": { "contractScope": null, "id": 2256, "name": "BatchExchange", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 2226, "src": "814:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "value": null, "visibility": "internal" }, { "body": { "id": 2266, "nodeType": "Block", "src": "891:41:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2264, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2262, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "901:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 2263, "name": "exchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2259, "src": "917:8:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "src": "901:24:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 2265, "nodeType": "ExpressionStatement", "src": "901:24:1" } ] }, "documentation": null, "id": 2267, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "nodeType": "FunctionDefinition", "parameters": { "id": 2260, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2259, "name": "exchange", "nodeType": "VariableDeclaration", "scope": 2267, "src": "860:22:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" }, "typeName": { "contractScope": null, "id": 2258, "name": "BatchExchange", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 2226, "src": "860:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "value": null, "visibility": "internal" } ], "src": "859:24:1" }, "returnParameters": { "id": 2261, "nodeType": "ParameterList", "parameters": [], "src": "891:0:1" }, "scope": 3517, "src": "848:84:1", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 2300, "nodeType": "Block", "src": "1315:324:1", "statements": [ { "assignments": [ 2276, null, null, null ], "declarations": [ { "constant": false, "id": 2276, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2300, "src": "1326:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2275, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "1326:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, null, null, null ], "id": 2285, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2278, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2270, "src": "1383:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 2280, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1404:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 2279, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1396:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2281, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1396:10:1", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "hexValue": "30", "id": 2282, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1408:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, { "argumentTypes": null, "id": 2283, "name": "LARGE_PAGE_SIZE", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "1411:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2277, "name": "getOpenOrderBookPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2343, "src": "1357:25:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (address[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2284, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1357:70:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "nodeType": "VariableDeclarationStatement", "src": "1325:102:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2294, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": 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"referencedDeclaration": 2252, "src": "1484:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2289, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1476:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": "uint256" }, "id": 2291, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1476:24:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2292, "name": "INDEXED_AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2246, "src": "1503:29:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "1476:56:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1458:74:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "4f72646572626f6f6b20746f6f206c617267652c2075736520706167696e6174656420766965772066756e6374696f6e73", "id": 2295, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1546:51:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" }, "value": "Orderbook too large, use paginated view functions" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_64c189c1db3114a6270423433e5200886fc8dc45e18ee1766c9d5b6794e49834", "typeString": "literal_string \"Orderbook too large, use paginated view functions\"" } ], "id": 2286, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 10245, 10246 ], "referencedDeclaration": 10246, "src": "1437:7:1", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 2296, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1437:170:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2297, "nodeType": "ExpressionStatement", "src": "1437:170:1" }, { "expression": { "argumentTypes": null, "id": 2298, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2276, "src": "1624:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2274, "id": 2299, "nodeType": "Return", "src": "1617:15:1" } ] }, "documentation": "@dev Queries the orderbook for the auction that is still accepting orders\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @return encoded bytes representing orders, maxed at 5000 elements", "id": 2301, "implemented": true, "kind": "function", "modifiers": [], "name": "getOpenOrderBook", "nodeType": "FunctionDefinition", "parameters": { "id": 2271, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2270, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2301, "src": "1250:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2268, "name": "address", "nodeType": "ElementaryTypeName", "src": "1250:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2269, "length": null, "nodeType": "ArrayTypeName", "src": "1250:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "src": "1249:30:1" }, "returnParameters": { "id": 2274, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2273, "name": "", "nodeType": "VariableDeclaration", "scope": 2301, "src": "1301:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2272, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "1301:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "1300:14:1" }, "scope": 3517, "src": "1224:415:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2342, "nodeType": "Block", "src": "2687:334:1", "statements": [ { "assignments": [ 2322 ], "declarations": [ { "constant": false, "id": 2322, "name": "batch", "nodeType": "VariableDeclaration", "scope": 2342, "src": "2697:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 2321, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "2697:6:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "value": null, "visibility": "internal" } ], "id": 2326, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 2323, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "2712:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 2324, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getCurrentBatchId", "nodeType": "MemberAccess", "referencedDeclaration": 3888, "src": "2712:31:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint32_$", "typeString": "function () view external returns (uint32)" } }, "id": 2325, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2712:33:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "VariableDeclarationStatement", "src": "2697:48:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 2328, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2819:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "id": 2329, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2826:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "id": 2332, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2330, "name": "batch", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2322, "src": "2833:5:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "hexValue": "31", "id": 2331, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2841:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "2833:9:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } } ], "id": 2333, "isConstant": false, "isInlineArray": true, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "2818:25:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2335, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2304, "src": "2885:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } ], "id": 2334, "name": "getTokenIdsFromAdresses", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3111, "src": "2861:23:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$returns$_t_array$_t_uint16_$dyn_memory_ptr_$", "typeString": "function (address[] memory) view returns (uint16[] memory)" } }, "id": 2336, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2861:36:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2337, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2306, "src": "2915:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2338, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2308, "src": "2949:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2339, "name": "maxPageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2310, "src": "2989:11:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" }, { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2327, "name": "getFilteredOrdersPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2649, "src": "2774:26:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint32_$3_memory_ptr_$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (uint32[3] memory,uint16[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2340, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2774:240:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2320, "id": 2341, "nodeType": "Return", "src": "2755:259:1" } ] }, "documentation": "@dev Queries a page of the orderbook for the auction that is still accepting orders\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page", "id": 2343, "implemented": true, "kind": "function", "modifiers": [], "name": "getOpenOrderBookPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2311, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2304, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2354:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2302, "name": "address", "nodeType": "ElementaryTypeName", "src": "2354:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2303, "length": null, "nodeType": "ArrayTypeName", "src": "2354:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2306, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2392:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2305, "name": "address", "nodeType": "ElementaryTypeName", "src": "2392:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2308, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2426:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2307, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2426:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2310, "name": "maxPageSize", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2465:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2309, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2465:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "2344:145:1" }, "returnParameters": { "id": 2320, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2313, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2548:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2312, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2548:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2315, "name": "hasNextPage", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2583:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2314, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2583:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2317, "name": "nextPageUser", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2613:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2316, "name": "address", "nodeType": "ElementaryTypeName", "src": "2613:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2319, "name": "nextPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2343, "src": "2647:25:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2318, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "2647:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "2534:148:1" }, "scope": 3517, "src": "2310:711:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2376, "nodeType": "Block", "src": "3409:329:1", "statements": [ { "assignments": [ 2352, null, null, null ], "declarations": [ { "constant": false, "id": 2352, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2376, "src": "3420:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2351, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3420:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, null, null, null ], "id": 2361, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2354, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2346, "src": "3482:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 2356, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3503:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 2355, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "3495:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2357, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3495:10:1", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "hexValue": "30", "id": 2358, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "3507:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, { "argumentTypes": null, "id": 2359, "name": "LARGE_PAGE_SIZE", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2252, "src": "3510:15:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2353, "name": "getFinalizedOrderBookPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2421, "src": "3451:30:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (address[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2360, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3451:75:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "nodeType": "VariableDeclarationStatement", "src": "3419:107:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2370, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2363, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2352, "src": "3557:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2364, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "3557:15:1", "typeDescriptions": { "typeIdentifier": 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"isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3536:170:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2373, "nodeType": "ExpressionStatement", "src": "3536:170:1" }, { "expression": { "argumentTypes": null, "id": 2374, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2352, "src": "3723:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2350, "id": 2375, "nodeType": "Return", "src": "3716:15:1" } ] }, "documentation": "@dev Queries the orderbook for the auction that is currently being solved\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @return encoded bytes representing orders, maxed at 5000 elements", "id": 2377, "implemented": true, "kind": "function", "modifiers": [], "name": "getFinalizedOrderBook", "nodeType": "FunctionDefinition", "parameters": { "id": 2347, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2346, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2377, "src": "3344:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2344, "name": "address", "nodeType": "ElementaryTypeName", "src": "3344:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2345, "length": null, "nodeType": "ArrayTypeName", "src": "3344:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" } ], "src": "3343:30:1" }, "returnParameters": { "id": 2350, "nodeType": 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"Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2380, "src": "4993:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[] memory" } ], "id": 2412, "name": "getTokenIdsFromAdresses", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3111, "src": "4969:23:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_address_$dyn_memory_ptr_$returns$_t_array$_t_uint16_$dyn_memory_ptr_$", "typeString": "function (address[] memory) view returns (uint16[] memory)" } }, "id": 2414, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4969:36:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2415, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2382, "src": "5023:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2416, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2384, "src": "5057:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2417, "name": "maxPageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2386, "src": "5097:11:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3] memory" }, { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "id": 2403, "name": "getFilteredOrdersPaginated", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2649, "src": "4878:26:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint32_$3_memory_ptr_$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint16_$returns$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "function (uint32[3] memory,uint16[] memory,address,uint16,uint16) view returns (bytes memory,bool,address,uint16)" } }, "id": 2418, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4878:244:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2396, "id": 2419, "nodeType": "Return", "src": "4859:263:1" } ] }, "documentation": "@dev Queries a page of the orderbook for the auction that is currently being solved\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page", "id": 2421, "implemented": true, "kind": "function", "modifiers": [], "name": "getFinalizedOrderBookPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2387, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2380, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4458:28:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr", "typeString": "address[]" }, "typeName": { "baseType": { "id": 2378, "name": "address", "nodeType": "ElementaryTypeName", "src": "4458:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2379, "length": null, "nodeType": "ArrayTypeName", "src": "4458:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr", "typeString": "address[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2382, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4496:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", 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"t_uint16", "typeString": "uint16" }, "typeName": { "id": 2385, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "4569:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "4448:145:1" }, "returnParameters": { "id": 2396, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2389, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4652:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2388, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4652:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2391, "name": "hasNextPage", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4687:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2390, "name": "bool", "nodeType": "ElementaryTypeName", "src": "4687:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2393, "name": "nextPageUser", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4717:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2392, "name": "address", "nodeType": "ElementaryTypeName", "src": "4717:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2395, "name": "nextPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2421, "src": "4751:25:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2394, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "4751:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "4638:148:1" }, "scope": 3517, "src": "4409:720:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2648, "nodeType": "Block", "src": "7017:2828:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2454, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2445, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2437, "src": "7027:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "Assignment", "operator": 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"typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2497, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2493, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "hexValue": "35", "id": 2490, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "7531:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_5_by_1", "typeString": "int_const 5" }, "value": "5" }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 2491, "name": "gasleft", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10235, "src": "7535:7:1", "typeDescriptions": { "typeIdentifier": "t_function_gasleft_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 2492, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "7535:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7531:13:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2496, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "hexValue": "33", "id": 2494, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "7547:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" }, "value": "3" }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2495, "name": "gasLeftBeforePage", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2485, "src": "7551:17:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7547:21:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "7531:37:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "7516:52:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2641, "nodeType": "WhileStatement", "src": "7509:2256:1" }, { "expression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 2642, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2437, "src": "9782:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 2643, "name": "hasNextPage", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2439, "src": "9792:11:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "id": 2644, "name": "nextPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2441, "src": "9805:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2645, "name": "nextPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2443, "src": "9819:18:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "id": 2646, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "9781:57:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bytes_memory_ptr_$_t_bool_$_t_address_$_t_uint16_$", "typeString": "tuple(bytes memory,bool,address,uint16)" } }, "functionReturnParameters": 2444, "id": 2647, "nodeType": "Return", "src": "9774:64:1" } ] }, "documentation": "@dev Queries a page in the list of all orders\n @param batchIds Triple with the following values [maxValidFrom, minValidUntil, sellBalanceTargetBatchIndex]\n Batched together as we are running out of local variables (Solidity does not compile with Stack too deep error)\n - maxValidFrom: all returned orders will have a validFrom <= this value (they were placed at or before that batch)\n - minValidUntil all returned orders will have a validUntil >= this value (validity ends at or after that batch)\n - sellBalanceTargetBatchIndex the batchIndex at which we are expecting the sellTokenBalance to be valid\n(e.g. in the current live orderbook we want to include sellBalances that are valid in currentBatch + 1).\n @param tokenFilter all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")\n @param previousPageUser address taken from nextPageUser return value from last page (address(0) for first page)\n @param previousPageUserOffset offset taken nextPageUserOffset return value from last page (0 for first page)\n @param maxPageSize maximum count of elements to be returned per page (same value is used for subqueries on the exchange)\n @return encoded bytes representing orders and page information for next page. Result can contain less elements than\n maxPageSize if remaining gas is low.", "id": 2649, "implemented": true, "kind": "function", "modifiers": [], "name": "getFilteredOrdersPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2435, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2425, "name": "batchIds", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6615:25:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_memory_ptr", "typeString": "uint32[3]" }, "typeName": { "baseType": { "id": 2422, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "6615:6:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "id": 2424, "length": { "argumentTypes": null, "hexValue": "33", "id": 2423, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6622:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_3_by_1", "typeString": "int_const 3" }, "value": "3" }, "nodeType": "ArrayTypeName", "src": "6615:9:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint32_$3_storage_ptr", "typeString": "uint32[3]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2428, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6685:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 2426, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6685:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2427, "length": null, "nodeType": "ArrayTypeName", "src": "6685:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2430, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6722:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2429, "name": "address", "nodeType": "ElementaryTypeName", "src": "6722:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2432, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6756:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2431, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6756:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2434, "name": "maxPageSize", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6795:18:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2433, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6795:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "6605:214:1" }, "returnParameters": { "id": 2444, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2437, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6878:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2436, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "6878:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2439, "name": "hasNextPage", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6913:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 2438, "name": "bool", "nodeType": "ElementaryTypeName", "src": "6913:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2441, "name": "nextPageUser", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6943:20:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2440, "name": "address", "nodeType": "ElementaryTypeName", "src": "6943:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2443, "name": "nextPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2649, "src": "6977:25:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2442, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "6977:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "6864:148:1" }, "scope": 3517, "src": "6570:3275:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2667, "nodeType": "Block", "src": "10637:134:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2661, "name": "ALL_TOKEN_FILTER", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2255, "src": "10695:16:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage", "typeString": "uint16[] storage ref" } }, { "argumentTypes": null, "id": 2662, "name": "previousPageUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2651, "src": "10713:16:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2663, "name": "previousPageUserOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2653, "src": "10731:22:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 2664, "name": "pageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2655, "src": "10755:8:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint16_$dyn_storage", "typeString": "uint16[] storage ref" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2660, "name": "getEncodedOrdersPaginatedWithTokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2710, "src": "10654:40:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_uint16_$_t_uint256_$returns$_t_bytes_memory_ptr_$", "typeString": "function (uint16[] memory,address,uint16,uint256) view returns (bytes memory)" } }, "id": 2665, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "10654:110:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 2659, "id": 2666, "nodeType": "Return", "src": "10647:117:1" } ] }, "documentation": "@dev View returning byte-encoded sell orders in paginated form. It has the same behavior as\nBatchExchange.getEncodedUsersPaginated but uses less memory and thus is more gas efficient.\n@param previousPageUser address of last user received in the previous page (address(0) for first page)\n@param previousPageUserOffset the number of orders received for the last user on the previous page (0 for first page).\n@param pageSize uint determining the count of orders to be returned per page\n@return encoded bytes representing a page of orders ordered by (user, index)", "id": 2668, "implemented": true, "kind": "function", "modifiers": [], "name": "getEncodedOrdersPaginated", "nodeType": "FunctionDefinition", "parameters": { "id": 2656, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2651, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10506:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2650, "name": "address", "nodeType": "ElementaryTypeName", "src": "10506:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2653, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10540:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2652, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "10540:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2655, "name": "pageSize", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10579:16:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2654, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "10579:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "10496:105:1" }, "returnParameters": { "id": 2659, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2658, "name": "", "nodeType": "VariableDeclaration", "scope": 2668, "src": "10623:12:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2657, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "10623:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "10622:14:1" }, "scope": 3517, "src": "10462:309:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 2709, "nodeType": "Block", "src": "11004:370:1", "statements": [ { "assignments": [ 2683 ], "declarations": [ { "constant": false, "id": 2683, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2709, "src": "11014:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2682, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "11014:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 2690, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2688, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2686, "name": "pageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 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"t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "arguments": [ { "argumentTypes": null, "hexValue": "35303030", "id": 2769, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12375:4:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_5000_by_1", "typeString": "int_const 5000" }, "value": "5000" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_5000_by_1", "typeString": "int_const 5000" } ], "expression": { "argumentTypes": null, "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2765, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "12345:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } ], "id": 2764, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "12337:7:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2766, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:22:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2767, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "staticcall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12337:33:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 2768, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "gas", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12337:37:1", "typeDescriptions": { "typeIdentifier": "t_function_setgas_pure$_t_uint256_$returns$_t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$gas_$", "typeString": "function (uint256) pure returns (function (bytes memory) view returns (bool,bytes memory))" } }, "id": 2770, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:43:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$gas", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 2777, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12337:153:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "12300:190:1" }, { "condition": { "argumentTypes": null, "id": 2779, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2761, "src": "12508:7:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 2832, "nodeType": "Block", "src": "12724:337:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2801, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2799, "name": "currentOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2742, "src": "12742:13:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "hexValue": "30", "id": 2800, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12758:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "12742:17:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2802, "nodeType": "ExpressionStatement", "src": "12742:17:1" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2811, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 2803, "name": "users", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2732, "src": "12781:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2804, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "12781:12:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">=", "rightExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2810, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2807, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2805, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12798:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2806, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12810:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12798:25:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 2808, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "12797:27:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 2809, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12827:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12797:43:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "12781:59:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 2830, "nodeType": "Block", "src": "13001:46:1", "statements": [ { "id": 2829, "nodeType": "Break", "src": "13023:5:1" } ] }, "id": 2831, "nodeType": "IfStatement", "src": "12777:270:1", "trueBody": { "id": 2828, "nodeType": "Block", "src": "12842:153:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2822, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2812, "name": "currentUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2746, "src": "12864:11:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2818, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2816, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12898:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2817, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12910:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12898:25:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 2819, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "12925:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint8", "typeString": "uint8" } ], "expression": { "argumentTypes": null, "id": 2814, "name": "users", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2732, "src": "12886:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 2815, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "slice", "nodeType": "MemberAccess", "referencedDeclaration": 9877, "src": "12886:11:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_uint256_$_t_uint256_$returns$_t_bytes_memory_ptr_$bound_to$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory,uint256,uint256) pure returns (bytes memory)" } }, "id": 2820, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12886:53:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 2813, "name": "getUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2928, "src": "12878:7:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$returns$_t_address_$", "typeString": "function (bytes memory) pure returns (address)" } }, "id": 2821, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12878:62:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "12864:76:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2823, "nodeType": "ExpressionStatement", "src": "12864:76:1" }, { "expression": { "argumentTypes": null, "id": 2826, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2824, "name": "userIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2754, "src": "12962:9:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2825, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12975:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12962:14:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2827, "nodeType": "ExpressionStatement", "src": "12962:14:1" } ] } } ] }, "id": 2833, "nodeType": "IfStatement", "src": "12504:557:1", "trueBody": { "id": 2798, "nodeType": "Block", "src": "12517:201:1", "statements": [ { "expression": { "argumentTypes": null, "id": 2782, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2780, "name": "currentOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2742, "src": "12535:13:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2781, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12552:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12535:18:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2783, "nodeType": "ExpressionStatement", "src": "12535:18:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2785, "name": "tokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2713, "src": "12592:11:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } }, { "argumentTypes": null, "id": 2786, "name": "currentUser", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2746, "src": "12605:11:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 2787, "name": "order", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2763, "src": "12618:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 2788, "name": "elements", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2719, "src": "12625:8:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2791, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2789, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "12635:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "*", "rightExpression": { "argumentTypes": null, "id": 2790, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "12648:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "12635:34:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 2784, "name": "encodeAuctionElement", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3516, "src": "12571:20:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_array$_t_uint16_$dyn_memory_ptr_$_t_address_$_t_bytes_memory_ptr_$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (uint16[] memory,address,bytes memory,bytes memory,uint256) view" } }, "id": 2792, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "12571:99:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2793, "nodeType": "ExpressionStatement", "src": "12571:99:1" }, { "expression": { "argumentTypes": null, "id": 2796, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2794, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "12688:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "hexValue": "31", "id": 2795, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "12702:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "src": "12688:15:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 2797, "nodeType": "ExpressionStatement", "src": "12688:15:1" } ] } } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 2759, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2757, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "11958:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "id": 2758, "name": "pageSize", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2725, "src": "11971:8:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "11958:21:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 2835, "nodeType": "WhileStatement", "src": "11951:1120:1" }, { "expression": { "argumentTypes": null, "id": 2836, "name": "orderIndex", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2750, "src": "13087:10:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 2723, "id": 2837, "nodeType": "Return", "src": "13080:17:1" } ] }, "documentation": null, "id": 2839, "implemented": true, "kind": "function", "modifiers": [], "name": "writeEncodedOrdersPaginatedWithTokenFilter", "nodeType": "FunctionDefinition", "parameters": { "id": 2720, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2713, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 2839, "src": "11441:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 2711, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "11441:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 2712, "length": null, "nodeType": "ArrayTypeName", "src": "11441:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2715, "name": "previousPageUser", "nodeType": "VariableDeclaration", "scope": 2839, "src": "11478:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2714, "name": "address", "nodeType": "ElementaryTypeName", "src": "11478:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2717, "name": "previousPageUserOffset", "nodeType": "VariableDeclaration", "scope": 2839, "src": "11512:29:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 2716, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "11512:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2719, "name": "elements", "nodeType": "VariableDeclaration", "scope": 2839, "src": "11551:21:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2718, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "11551:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "11431:147:1" }, "returnParameters": { "id": 2723, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2722, "name": "", "nodeType": "VariableDeclaration", "scope": 2839, "src": "11600:7:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2721, "name": "uint256", 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"typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "src": "17936:42:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "id": 3273, "nodeType": "ExpressionStatement", "src": "17936:42:1" } ] } } ] }, "id": 3277, "nodeType": "IfStatement", "src": "17624:379:1", "trueBody": { "id": 3253, "nodeType": "Block", "src": "17645:68:1", "statements": [ { "expression": { "argumentTypes": null, "id": 3251, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 3247, "name": "symbol", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3218, "src": "17659:6:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3249, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3223, "src": "17689:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3248, "name": "getTokenSymbolString", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3302, "src": "17668:20:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$returns$_t_string_memory_ptr_$", "typeString": "function (address) view returns (string memory)" } }, "id": 3250, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "17668:34:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "src": "17659:43:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "id": 3252, "nodeType": "ExpressionStatement", "src": "17659:43:1" } ] } }, { "expression": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 3278, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3223, "src": "18020:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 3279, "name": "symbol", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3218, "src": "18034:6:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3281, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3223, "src": "18056:12:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3280, "name": "ERC20Detailed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9304, "src": "18042:13:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_ERC20Detailed_$9304_$", "typeString": "type(contract ERC20Detailed)" } }, "id": 3282, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18042:27:1", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20Detailed_$9304", "typeString": "contract ERC20Detailed" } }, "id": 3283, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "decimals", "nodeType": "MemberAccess", "referencedDeclaration": 9303, "src": "18042:36:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint8_$", "typeString": "function () view external returns (uint8)" } }, "id": 3284, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18042:38:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } } ], "id": 3285, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "TupleExpression", "src": "18019:62:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_address_$_t_string_memory_ptr_$_t_uint8_$", "typeString": "tuple(address,string memory,uint8)" } }, "functionReturnParameters": 3221, "id": 3286, "nodeType": "Return", "src": "18012:69:1" } ] }, "documentation": "@dev Queries the token information for the given tokenId. Can handle symbols of type string and bytes (e.g. MKR).\nReturns \"Unknown\" as symbol value if it cannot be retrieved and reverts if decimals can not be fetched\n(to avoid ambiguity with a \"valid\" value).\n@param tokenId the ID of a token listed on BatchExchange\n@return the address, symbol and decimals of the token contract", "id": 3288, "implemented": true, "kind": "function", "modifiers": [], "name": "getTokenInfo", "nodeType": "FunctionDefinition", "parameters": { "id": 3214, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3213, "name": "tokenId", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17205:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 3212, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "17205:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": null, "visibility": "internal" } ], "src": "17204:16:1" }, "returnParameters": { "id": 3221, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3216, "name": "", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17279:7:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3215, "name": "address", "nodeType": "ElementaryTypeName", "src": "17279:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3218, "name": "symbol", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17300:20:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 3217, "name": "string", "nodeType": "ElementaryTypeName", "src": "17300:6:1", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3220, "name": "decimals", "nodeType": "VariableDeclaration", "scope": 3288, "src": "17334:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 3219, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "17334:5:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": null, "visibility": "internal" } ], "src": "17265:93:1" }, "scope": 3517, "src": "17183:905:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 3301, "nodeType": "Block", "src": "18471:53:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3296, "name": "token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3290, "src": "18502:5:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 3295, "name": "ERC20Detailed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9304, "src": "18488:13:1", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_ERC20Detailed_$9304_$", "typeString": "type(contract ERC20Detailed)" } }, "id": 3297, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18488:20:1", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20Detailed_$9304", "typeString": "contract ERC20Detailed" } }, "id": 3298, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "symbol", "nodeType": "MemberAccess", "referencedDeclaration": 9295, "src": "18488:27:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_string_memory_ptr_$", "typeString": "function () view external returns (string memory)" } }, "id": 3299, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "18488:29:1", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "functionReturnParameters": 3294, "id": 3300, "nodeType": "Return", "src": "18481:36:1" } ] }, "documentation": "@dev returns the symbol() of the given address assuming it is returned as a string.\nReverts if method does not exist or returns data that is not a valid string.\n@param token the token address from which to receive the symbol\n@return the token's symbol", "id": 3302, "implemented": true, "kind": "function", "modifiers": [], "name": "getTokenSymbolString", "nodeType": "FunctionDefinition", "parameters": { "id": 3291, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3290, "name": "token", "nodeType": "VariableDeclaration", "scope": 3302, "src": "18420:13:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3289, "name": "address", "nodeType": "ElementaryTypeName", "src": "18420:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "18419:15:1" }, "returnParameters": { "id": 3294, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3293, "name": "", "nodeType": "VariableDeclaration", "scope": 3302, "src": "18456:13:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 3292, "name": "string", "nodeType": "ElementaryTypeName", "src": "18456:6:1", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": null, "visibility": "internal" } ], "src": "18455:15:1" }, "scope": 3517, "src": "18390:134:1", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": { "id": 3359, "nodeType": "Block", "src": "18973:441:1", "statements": [ { "assignments": [ 3310, 3312 ], "declarations": [ { "constant": false, "id": 3310, "name": "success", "nodeType": "VariableDeclaration", "scope": 3359, "src": "18984:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 3309, "name": "bool", "nodeType": "ElementaryTypeName", "src": "18984:4:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3312, "name": "result", "nodeType": "VariableDeclaration", "scope": 3359, "src": "18998:19:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3311, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "18998:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 3320, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "73796d626f6c2829", "id": 3317, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "19062:10:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_95d89b41e2f5f391a79ec54e9d87c79d6e777c63e32c28da95b4e9e4a79250ec", "typeString": "literal_string \"symbol()\"" }, "value": "symbol()" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_stringliteral_95d89b41e2f5f391a79ec54e9d87c79d6e777c63e32c28da95b4e9e4a79250ec", "typeString": "literal_string \"symbol()\"" } ], "expression": { "argumentTypes": null, "id": 3315, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10229, "src": "19038:3:1", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 3316, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "encodeWithSignature", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "19038:23:1", "typeDescriptions": { "typeIdentifier": "t_function_abiencodewithsignature_pure$_t_string_memory_ptr_$returns$_t_bytes_memory_ptr_$", "typeString": "function (string memory) pure returns (bytes memory)" } }, "id": 3318, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "19038:35:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "argumentTypes": null, "id": 3313, "name": "token", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3304, "src": "19021:5:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 3314, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "staticcall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "19021:16:1", "typeDescriptions": { "typeIdentifier": "t_function_barestaticcall_view$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) view returns (bool,bytes memory)" } }, "id": 3319, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "19021:53:1", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "18983:91:1" }, { "condition": { "argumentTypes": null, "id": 3322, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "19088:8:1", "subExpression": { "argumentTypes": null, "id": 3321, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3310, "src": "19089:7:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 3328, "nodeType": "IfStatement", "src": "19084:66:1", "trueBody": { "id": 3327, "nodeType": "Block", "src": "19098:52:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "43616e6e6f74206765742073796d626f6c", "id": 3324, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "19119:19:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_4b0ba4c998450aa6f43c5a2e6835d1879213d6d1cb07c4a8463b9f309be27399", "typeString": "literal_string \"Cannot get symbol\"" }, "value": "Cannot get symbol" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_stringliteral_4b0ba4c998450aa6f43c5a2e6835d1879213d6d1cb07c4a8463b9f309be27399", "typeString": "literal_string \"Cannot get symbol\"" } ], "id": 3323, "name": "revert", "nodeType": "Identifier", "overloadedDeclarations": [ 10247, 10248 ], "referencedDeclaration": 10248, "src": "19112:6:1", "typeDescriptions": { "typeIdentifier": "t_function_revert_pure$_t_string_memory_ptr_$returns$__$", "typeString": "function (string memory) pure" } }, "id": 3325, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "19112:27:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3326, "nodeType": "ExpressionStatement", "src": "19112:27:1" } ] } }, { "body": { "id": 3353, "nodeType": "Block", "src": "19249:128:1", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" }, "id": 3344, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 3340, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3312, "src": "19267:6:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 3342, "indexExpression": { "argumentTypes": null, "id": 3341, "name": "index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3330, "src": "19274:5:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "19267:13:1", "typeDescriptions": { "typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 3343, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "19284:1:1", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "19267:18:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 3352, "nodeType": "IfStatement", "src": "19263:104:1", "trueBody": { "id": 3351, "nodeType": "Block", "src": "19287:80:1", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3346, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3312, "src": "19315:6:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 3347, "name": "index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3330, "src": "19323:5:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 3345, "name": "setLength", "nodeType": 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"t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[] memory" } ], "id": 3452, "name": "matchesTokenFilter", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2907, "src": "20994:18:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint16_$_t_uint16_$_t_array$_t_uint16_$dyn_memory_ptr_$returns$_t_bool_$", "typeString": "function (uint16,uint16,uint16[] memory) pure returns (bool)" } }, "id": 3456, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "20994:52:1", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 3513, "nodeType": "Block", "src": "21679:302:1", "statements": [ { "body": { "id": 3511, "nodeType": "Block", "src": "21916:55:1", "statements": [ { 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"typeIdentifier": "t_bytes1", "typeString": "bytes1" } }, "id": 3510, "nodeType": "ExpressionStatement", "src": "21934:22:1" } ] }, "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3499, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 3497, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3494, "src": "21884:1:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "id": 3498, "name": "AUCTION_ELEMENT_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2241, "src": "21888:21:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "21884:25:1", "typeDescriptions": { "typeIdentifier": "t_bool", 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"referencedDeclaration": 3429, "src": "21107:10:1", "typeDescriptions": { "typeIdentifier": "t_uint128", "typeString": "uint128" } }, "src": "21088:29:1", "typeDescriptions": { "typeIdentifier": "t_uint128", "typeString": "uint128" } }, "nodeType": "VariableDeclarationStatement", "src": "21062:55:1" }, { "assignments": [ 3464 ], "declarations": [ { "constant": false, "id": 3464, "name": "sellTokenBalance", "nodeType": "VariableDeclaration", "scope": 3492, "src": "21131:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3463, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "21131:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 3473, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3467, "name": "user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3407, "src": "21183:4:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3470, "name": "sellToken", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3419, "src": "21223:9:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint16", "typeString": "uint16" } ], "expression": { "argumentTypes": null, "id": 3468, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "21189:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 3469, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "tokenIdToAddressMap", "nodeType": "MemberAccess", "referencedDeclaration": 907, "src": "21189:33:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_uint16_$returns$_t_address_$", "typeString": "function (uint16) view external returns (address)" } }, "id": 3471, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21189:44:1", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "argumentTypes": null, "id": 3465, "name": "batchExchange", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2257, "src": "21158:13:1", "typeDescriptions": { "typeIdentifier": "t_contract$_BatchExchange_$2226", "typeString": "contract BatchExchange" } }, "id": 3466, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getBalance", "nodeType": "MemberAccess", "referencedDeclaration": 3976, "src": "21158:24:1", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_address_$returns$_t_uint256_$", "typeString": "function (address,address) view external returns (uint256)" } }, "id": 3472, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21158:76:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "21131:103:1" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 3477, "name": "sellTokenBalance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3464, "src": "21315:16:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 3478, "name": "buyToken", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3417, "src": "21353:8:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 3479, "name": "sellToken", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3419, "src": "21383:9:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, { "argumentTypes": null, "id": 3480, "name": "validFrom", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3421, "src": "21414:9:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "id": 3481, "name": "validUntil", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3423, "src": "21445:10:1", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, { "argumentTypes": null, "id": 3482, "name": "priceNumerator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3425, "src": "21477:14:1", "typeDescriptions": { "typeIdentifier": "t_uint128", "typeString": "uint128" } }, { "argumentTypes": null, "id": 3483, "name": "priceDenominator", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3427, "src": "21513:16:1", "typeDescriptions": { "typeIdentifier": "t_uint128", "typeString": "uint128" } }, { "argumentTypes": null, "id": 3484, "name": "remainingAmount", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3458, "src": "21551:15:1", "typeDescriptions": { "typeIdentifier": "t_uint128", "typeString": "uint128" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }, { "typeIdentifier": "t_uint32", "typeString": "uint32" }, { "typeIdentifier": "t_uint32", "typeString": "uint32" }, { "typeIdentifier": "t_uint128", "typeString": "uint128" }, { "typeIdentifier": "t_uint128", "typeString": "uint128" }, { "typeIdentifier": "t_uint128", "typeString": "uint128" } ], "expression": { "argumentTypes": null, "id": 3475, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 10229, "src": "21277:3:1", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 3476, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "encodePacked", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "21277:16:1", "typeDescriptions": { "typeIdentifier": "t_function_abiencodepacked_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 3485, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21277:307:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "id": 3486, "name": "target", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3411, "src": "21602:6:1", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 3489, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 3487, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3413, "src": "21626:6:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 3488, "name": "ADDRESS_WIDTH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2249, "src": "21635:13:1", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "src": "21626:22:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 3474, "name": "copyInPlace", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3402, "src": "21248:11:1", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$_t_bytes_memory_ptr_$_t_uint256_$returns$__$", "typeString": "function (bytes memory,bytes memory,uint256) pure" } }, "id": 3490, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "21248:414:1", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 3491, "nodeType": "ExpressionStatement", "src": "21248:414:1" } ] } } ] }, "documentation": "@dev Encodes the auction elements in the same format as BatchExchange.encodeAuctionElement with\nthe only difference that order with tokens that match the token filter will be 0 serialized\n(as if they were deleted)", "id": 3516, "implemented": true, "kind": "function", "modifiers": [], "name": "encodeAuctionElement", "nodeType": "FunctionDefinition", "parameters": { "id": 3414, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 3405, "name": "tokenFilter", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20368:27:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_memory_ptr", "typeString": "uint16[]" }, "typeName": { "baseType": { "id": 3403, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "20368:6:1", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "id": 3404, "length": null, "nodeType": "ArrayTypeName", "src": "20368:8:1", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint16_$dyn_storage_ptr", "typeString": "uint16[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3407, "name": "user", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20405:12:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 3406, "name": "address", "nodeType": "ElementaryTypeName", "src": "20405:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3409, "name": "order", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20427:18:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3408, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20427:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3411, "name": "target", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20455:19:1", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 3410, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "20455:5:1", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 3413, "name": "offset", "nodeType": "VariableDeclaration", "scope": 3516, "src": "20484:14:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 3412, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "20484:7:1", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "20358:146:1" }, "returnParameters": { "id": 3415, "nodeType": "ParameterList", "parameters": [], "src": "20518:0:1" }, "scope": 3517, "src": "20329:1658:1", "stateMutability": "view", "superFunction": null, "visibility": "private" } ], "scope": 3518, "src": "227:21762:1" } ], "src": "0:21990:1" }, "compiler": { "name": "solc", "version": "0.5.10+commit.5a6ea5b1.Emscripten.clang" }, "networks": { "1": { "links": {}, "address": "0x7D071fb584b51D9c38572A04E1848afd835cD457", "transactionHash": "0xd1be3b9bfc2bab273e3893ebc56c2925c2e41ab70d96694705bd90dbedcfd1c3" }, "4": { "links": {}, "address": "0x0A7a7E35098b5F969E5d45680827AC478e6e8Ce3", "transactionHash": "0x0e2ea4e0550d0b960aacc10576ac7e07c5285696f08a0b4b8f608f5b3f098a4f" }, "100": { "links": {}, "address": "0x51138aad07EbABa6a1D1254cf740Df97B96bFB64", "transactionHash": "0x4afb81a41e4d7633046302eece8b7a38fc6dcd304d3e35db55c150c31fd3eb60" } }, "schemaVersion": "3.3.1", "updatedAt": "2020-11-19T13:47:49.767Z", "devdoc": { "methods": { "getEncodedOrdersPaginated(address,uint16,uint256)": { "details": "View returning byte-encoded sell orders in paginated form. It has the same behavior as BatchExchange.getEncodedUsersPaginated but uses less memory and thus is more gas efficient.", "params": { "pageSize": "uint determining the count of orders to be returned per page", "previousPageUser": "address of last user received in the previous page (address(0) for first page)", "previousPageUserOffset": "the number of orders received for the last user on the previous page (0 for first page)." }, "return": "encoded bytes representing a page of orders ordered by (user, index)" }, "getFilteredOrdersPaginated(uint32[3],uint16[],address,uint16,uint16)": { "details": "Queries a page in the list of all orders", "params": { "batchIds": "Triple with the following values [maxValidFrom, minValidUntil, sellBalanceTargetBatchIndex] Batched together as we are running out of local variables (Solidity does not compile with Stack too deep error) - maxValidFrom: all returned orders will have a validFrom <= this value (they were placed at or before that batch) - minValidUntil all returned orders will have a validUntil >= this value (validity ends at or after that batch) - sellBalanceTargetBatchIndex the batchIndex at which we are expecting the sellTokenBalance to be valid (e.g. in the current live orderbook we want to include sellBalances that are valid in currentBatch + 1).", "maxPageSize": "maximum count of elements to be returned per page (same value is used for subqueries on the exchange)", "previousPageUser": "address taken from nextPageUser return value from last page (address(0) for first page)", "previousPageUserOffset": "offset taken nextPageUserOffset return value from last page (0 for first page)", "tokenFilter": "all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")" }, "return": "encoded bytes representing orders and page information for next page. Result can contain less elements than maxPageSize if remaining gas is low." }, "getFinalizedOrderBook(address[])": { "details": "Queries the orderbook for the auction that is currently being solved", "params": { "tokenFilter": "all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")" }, "return": "encoded bytes representing orders, maxed at 5000 elements" }, "getFinalizedOrderBookPaginated(address[],address,uint16,uint16)": { "details": "Queries a page of the orderbook for the auction that is currently being solved", "params": { "maxPageSize": "count of elements to be returned per page (same value is used for subqueries on the exchange)", "previousPageUser": "address taken from nextPageUser return value from last page (address(0) for first page)", "previousPageUserOffset": "offset taken nextPageUserOffset return value from last page (0 for first page)", "tokenFilter": "all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")" }, "return": "encoded bytes representing orders and page information for next page" }, "getOpenOrderBook(address[])": { "details": "Queries the orderbook for the auction that is still accepting orders", "params": { "tokenFilter": "all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")" }, "return": "encoded bytes representing orders, maxed at 5000 elements" }, "getOpenOrderBookPaginated(address[],address,uint16,uint16)": { "details": "Queries a page of the orderbook for the auction that is still accepting orders", "params": { "maxPageSize": "count of elements to be returned per page (same value is used for subqueries on the exchange)", "previousPageUser": "address taken from nextPageUser return value from last page (address(0) for first page)", "previousPageUserOffset": "offset taken nextPageUserOffset return value from last page (0 for first page)", "tokenFilter": "all returned order will have buy *and* sell token from this list (leave empty for \"no filter\")" }, "return": "encoded bytes representing orders and page information for next page" }, "getTokenInfo(uint16)": { "details": "Queries the token information for the given tokenId. Can handle symbols of type string and bytes (e.g. MKR). Returns \"Unknown\" as symbol value if it cannot be retrieved and reverts if decimals can not be fetched (to avoid ambiguity with a \"valid\" value).", "params": { "tokenId": "the ID of a token listed on BatchExchange" }, "return": "the address, symbol and decimals of the token contract" }, "getTokenSymbolBytes(address)": { "details": "returns the symbol() of the given address assuming it is returned as a bytes. Reverts if method does not exist or returns data that cannot be casted into a string.", "params": { "token": "the token address from which to receive the symbol" }, "return": "the token's symbol converted into a trimmed (trailing 0 bytes remove) string." }, "getTokenSymbolString(address)": { "details": "returns the symbol() of the given address assuming it is returned as a string. Reverts if method does not exist or returns data that is not a valid string.", "params": { "token": "the token address from which to receive the symbol" }, "return": "the token's symbol" }, "setLength(bytes,uint256)": { "details": "Sets the length of the given buffer (truncating any items exceeding the length). Note, that this can lead to memory leakage or undefined behavior if length is larger than the size that was originally allocated by the buffer." } } }, "userdoc": { "methods": {} } }