{"version":3,"file":"sha1.cjs","names":[],"sources":["../../../src/utils/uuid/sha1.ts"],"sourcesContent":["// Adapted from Chris Veness' SHA1 code at\n// http://www.movable-type.co.uk/scripts/sha1.html\nfunction f(s: 0 | 1 | 2 | 3, x: number, y: number, z: number) {\n  switch (s) {\n    case 0:\n      return (x & y) ^ (~x & z);\n    case 1:\n      return x ^ y ^ z;\n    case 2:\n      return (x & y) ^ (x & z) ^ (y & z);\n    case 3:\n      return x ^ y ^ z;\n  }\n}\n\nfunction ROTL(x: number, n: number) {\n  return (x << n) | (x >>> (32 - n));\n}\n\nfunction sha1(bytes: Uint8Array): Uint8Array {\n  const K = [0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xca62c1d6];\n  const H = [0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0];\n\n  const newBytes = new Uint8Array(bytes.length + 1);\n  newBytes.set(bytes);\n  newBytes[bytes.length] = 0x80;\n  bytes = newBytes;\n\n  const l = bytes.length / 4 + 2;\n  const N = Math.ceil(l / 16);\n  const M: Uint32Array[] = new Array(N);\n\n  for (let i = 0; i < N; ++i) {\n    const arr = new Uint32Array(16);\n\n    for (let j = 0; j < 16; ++j) {\n      arr[j] =\n        (bytes[i * 64 + j * 4] << 24) |\n        (bytes[i * 64 + j * 4 + 1] << 16) |\n        (bytes[i * 64 + j * 4 + 2] << 8) |\n        bytes[i * 64 + j * 4 + 3];\n    }\n\n    M[i] = arr;\n  }\n\n  M[N - 1][14] = ((bytes.length - 1) * 8) / 2 ** 32;\n  M[N - 1][14] = Math.floor(M[N - 1][14]);\n  M[N - 1][15] = ((bytes.length - 1) * 8) & 0xffffffff;\n\n  for (let i = 0; i < N; ++i) {\n    const W = new Uint32Array(80);\n\n    for (let t = 0; t < 16; ++t) {\n      W[t] = M[i][t];\n    }\n\n    for (let t = 16; t < 80; ++t) {\n      W[t] = ROTL(W[t - 3] ^ W[t - 8] ^ W[t - 14] ^ W[t - 16], 1);\n    }\n\n    let a = H[0];\n    let b = H[1];\n    let c = H[2];\n    let d = H[3];\n    let e = H[4];\n\n    for (let t = 0; t < 80; ++t) {\n      const s = Math.floor(t / 20) as 0 | 1 | 2 | 3;\n      const T = (ROTL(a, 5) + f(s, b, c, d) + e + K[s] + W[t]) >>> 0;\n      e = d;\n      d = c;\n      c = ROTL(b, 30) >>> 0;\n      b = a;\n      a = T;\n    }\n\n    H[0] = (H[0] + a) >>> 0;\n    H[1] = (H[1] + b) >>> 0;\n    H[2] = (H[2] + c) >>> 0;\n    H[3] = (H[3] + d) >>> 0;\n    H[4] = (H[4] + e) >>> 0;\n  }\n\n  // Note: Uint8Array.of() does `& 0xff` for each value\n  return Uint8Array.of(\n    H[0] >> 24,\n    H[0] >> 16,\n    H[0] >> 8,\n    H[0],\n    H[1] >> 24,\n    H[1] >> 16,\n    H[1] >> 8,\n    H[1],\n    H[2] >> 24,\n    H[2] >> 16,\n    H[2] >> 8,\n    H[2],\n    H[3] >> 24,\n    H[3] >> 16,\n    H[3] >> 8,\n    H[3],\n    H[4] >> 24,\n    H[4] >> 16,\n    H[4] >> 8,\n    H[4]\n  );\n}\n\nexport default sha1;\n"],"mappings":";AAEA,SAAS,EAAE,GAAkB,GAAW,GAAW,GAAW;CAC5D,QAAQ,GAAR;EACE,KAAK,GACH,OAAQ,IAAI,IAAM,CAAC,IAAI;EACzB,KAAK,GACH,OAAO,IAAI,IAAI;EACjB,KAAK,GACH,OAAQ,IAAI,IAAM,IAAI,IAAM,IAAI;EAClC,KAAK,GACH,OAAO,IAAI,IAAI;CACnB;AACF;AAEA,SAAS,KAAK,GAAW,GAAW;CAClC,OAAQ,KAAK,IAAM,MAAO,KAAK;AACjC;AAEA,SAAS,KAAK,OAA+B;CAC3C,MAAM,IAAI;EAAC;EAAY;EAAY;EAAY;CAAU;CACzD,MAAM,IAAI;EAAC;EAAY;EAAY;EAAY;EAAY;CAAU;CAErE,MAAM,WAAW,IAAI,WAAW,MAAM,SAAS,CAAC;CAChD,SAAS,IAAI,KAAK;CAClB,SAAS,MAAM,UAAU;CACzB,QAAQ;CAER,MAAM,IAAI,MAAM,SAAS,IAAI;CAC7B,MAAM,IAAI,KAAK,KAAK,IAAI,EAAE;CAC1B,MAAM,IAAmB,IAAI,MAAM,CAAC;CAEpC,KAAK,IAAI,IAAI,GAAG,IAAI,GAAG,EAAE,GAAG;EAC1B,MAAM,sBAAM,IAAI,YAAY,EAAE;EAE9B,KAAK,IAAI,IAAI,GAAG,IAAI,IAAI,EAAE,GACxB,IAAI,KACD,MAAM,IAAI,KAAK,IAAI,MAAM,KACzB,MAAM,IAAI,KAAK,IAAI,IAAI,MAAM,KAC7B,MAAM,IAAI,KAAK,IAAI,IAAI,MAAM,IAC9B,MAAM,IAAI,KAAK,IAAI,IAAI;EAG3B,EAAE,KAAK;CACT;CAEA,EAAE,IAAI,EAAE,CAAC,OAAQ,MAAM,SAAS,KAAK,IAAK,KAAK;CAC/C,EAAE,IAAI,EAAE,CAAC,MAAM,KAAK,MAAM,EAAE,IAAI,EAAE,CAAC,GAAG;CACtC,EAAE,IAAI,EAAE,CAAC,OAAQ,MAAM,SAAS,KAAK,IAAK;CAE1C,KAAK,IAAI,IAAI,GAAG,IAAI,GAAG,EAAE,GAAG;EAC1B,MAAM,oBAAI,IAAI,YAAY,EAAE;EAE5B,KAAK,IAAI,IAAI,GAAG,IAAI,IAAI,EAAE,GACxB,EAAE,KAAK,EAAE,EAAE,CAAC;EAGd,KAAK,IAAI,IAAI,IAAI,IAAI,IAAI,EAAE,GACzB,EAAE,KAAK,KAAK,EAAE,IAAI,KAAK,EAAE,IAAI,KAAK,EAAE,IAAI,MAAM,EAAE,IAAI,KAAK,CAAC;EAG5D,IAAI,IAAI,EAAE;EACV,IAAI,IAAI,EAAE;EACV,IAAI,IAAI,EAAE;EACV,IAAI,IAAI,EAAE;EACV,IAAI,IAAI,EAAE;EAEV,KAAK,IAAI,IAAI,GAAG,IAAI,IAAI,EAAE,GAAG;GAC3B,MAAM,IAAI,KAAK,MAAM,IAAI,EAAE;GAC3B,MAAM,IAAK,KAAK,GAAG,CAAC,IAAI,EAAE,GAAG,GAAG,GAAG,CAAC,IAAI,IAAI,EAAE,KAAK,EAAE,OAAQ;GAC7D,IAAI;GACJ,IAAI;GACJ,IAAI,KAAK,GAAG,EAAE,MAAM;GACpB,IAAI;GACJ,IAAI;EACN;EAEA,EAAE,KAAM,EAAE,KAAK,MAAO;EACtB,EAAE,KAAM,EAAE,KAAK,MAAO;EACtB,EAAE,KAAM,EAAE,KAAK,MAAO;EACtB,EAAE,KAAM,EAAE,KAAK,MAAO;EACtB,EAAE,KAAM,EAAE,KAAK,MAAO;CACxB;CAGA,OAAO,WAAW,GAChB,EAAE,MAAM,IACR,EAAE,MAAM,IACR,EAAE,MAAM,GACR,EAAE,IACF,EAAE,MAAM,IACR,EAAE,MAAM,IACR,EAAE,MAAM,GACR,EAAE,IACF,EAAE,MAAM,IACR,EAAE,MAAM,IACR,EAAE,MAAM,GACR,EAAE,IACF,EAAE,MAAM,IACR,EAAE,MAAM,IACR,EAAE,MAAM,GACR,EAAE,IACF,EAAE,MAAM,IACR,EAAE,MAAM,IACR,EAAE,MAAM,GACR,EAAE,EACJ;AACF"}