/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the COPYING file, which can be found at the root of the source code * * distribution tree, or in https://www.hdfgroup.org/licenses. * * If you do not have access to either file, you may request a copy from * * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * Purpose: Connector/container introspection callbacks for the native VOL connector * */ /****************/ /* Module Setup */ /****************/ /***********/ /* Headers */ /***********/ #include "H5private.h" /* Generic Functions */ #include "H5Eprivate.h" /* Error handling */ #include "H5VLprivate.h" /* Virtual Object Layer */ #include "H5VLnative_private.h" /* Native VOL connector */ /****************/ /* Local Macros */ /****************/ /******************/ /* Local Typedefs */ /******************/ /********************/ /* Local Prototypes */ /********************/ /*********************/ /* Package Variables */ /*********************/ /*****************************/ /* Library Private Variables */ /*****************************/ /*******************/ /* Local Variables */ /*******************/ /* Note: H5VL__native_introspect_get_conn_cls and H5VL__native_introspect_get_cap_flags * are in src/H5VLnative.c so that they can work with the statically declared * class struct. */ /*--------------------------------------------------------------------------- * Function: H5VL__native_introspect_opt_query * * Purpose: Query if an optional operation is supported by this connector * * Returns: SUCCEED (Can't fail) * *--------------------------------------------------------------------------- */ herr_t H5VL__native_introspect_opt_query(void H5_ATTR_UNUSED *obj, H5VL_subclass_t subcls, int opt_type, uint64_t *flags) { herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE /* Sanity check */ assert(flags); /* The native VOL connector supports all optional operations */ *flags = H5VL_OPT_QUERY_SUPPORTED; /* Set appropriate flags for each operation in each subclass */ switch (subcls) { case H5VL_SUBCLS_NONE: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional 'none' operation"); case H5VL_SUBCLS_INFO: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional info operation"); case H5VL_SUBCLS_WRAP: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional wrapper operation"); case H5VL_SUBCLS_ATTR: switch (opt_type) { #ifndef H5_NO_DEPRECATED_SYMBOLS case H5VL_NATIVE_ATTR_ITERATE_OLD: /* Don't allow asynchronous execution, due to iterator callbacks */ *flags |= H5VL_OPT_QUERY_NO_ASYNC; break; #endif /* H5_NO_DEPRECATED_SYMBOLS */ default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional attribute operation"); break; } /* end switch */ break; case H5VL_SUBCLS_DATASET: switch (opt_type) { case H5VL_NATIVE_DATASET_FORMAT_CONVERT: *flags |= H5VL_OPT_QUERY_MODIFY_METADATA; break; case H5VL_NATIVE_DATASET_GET_CHUNK_INDEX_TYPE: case H5VL_NATIVE_DATASET_GET_CHUNK_STORAGE_SIZE: case H5VL_NATIVE_DATASET_GET_NUM_CHUNKS: case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_IDX: case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_COORD: case H5VL_NATIVE_DATASET_GET_VLEN_BUF_SIZE: case H5VL_NATIVE_DATASET_GET_OFFSET: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; break; case H5VL_NATIVE_DATASET_CHUNK_READ: *flags |= H5VL_OPT_QUERY_READ_DATA; break; case H5VL_NATIVE_DATASET_CHUNK_WRITE: *flags |= H5VL_OPT_QUERY_WRITE_DATA; break; default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional dataset operation"); break; } /* end switch */ break; case H5VL_SUBCLS_DATATYPE: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional datatype operation"); case H5VL_SUBCLS_FILE: switch (opt_type) { case H5VL_NATIVE_FILE_CLEAR_ELINK_CACHE: case H5VL_NATIVE_FILE_RESET_MDC_HIT_RATE: case H5VL_NATIVE_FILE_SET_MDC_CONFIG: *flags |= H5VL_OPT_QUERY_MODIFY_METADATA; break; case H5VL_NATIVE_FILE_GET_FILE_IMAGE: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; *flags |= H5VL_OPT_QUERY_READ_DATA; break; case H5VL_NATIVE_FILE_GET_FREE_SECTIONS: case H5VL_NATIVE_FILE_GET_FREE_SPACE: case H5VL_NATIVE_FILE_GET_INFO: case H5VL_NATIVE_FILE_GET_MDC_CONF: case H5VL_NATIVE_FILE_GET_MDC_HR: case H5VL_NATIVE_FILE_GET_MDC_SIZE: case H5VL_NATIVE_FILE_GET_SIZE: case H5VL_NATIVE_FILE_GET_VFD_HANDLE: case H5VL_NATIVE_FILE_GET_METADATA_READ_RETRY_INFO: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; break; case H5VL_NATIVE_FILE_START_SWMR_WRITE: *flags |= H5VL_OPT_QUERY_MODIFY_METADATA; *flags |= H5VL_OPT_QUERY_WRITE_DATA; *flags |= H5VL_OPT_QUERY_NO_ASYNC; break; case H5VL_NATIVE_FILE_START_MDC_LOGGING: case H5VL_NATIVE_FILE_STOP_MDC_LOGGING: case H5VL_NATIVE_FILE_GET_MDC_LOGGING_STATUS: case H5VL_NATIVE_FILE_FORMAT_CONVERT: case H5VL_NATIVE_FILE_RESET_PAGE_BUFFERING_STATS: case H5VL_NATIVE_FILE_GET_PAGE_BUFFERING_STATS: case H5VL_NATIVE_FILE_GET_MDC_IMAGE_INFO: case H5VL_NATIVE_FILE_GET_EOA: case H5VL_NATIVE_FILE_INCR_FILESIZE: case H5VL_NATIVE_FILE_SET_LIBVER_BOUNDS: case H5VL_NATIVE_FILE_GET_MIN_DSET_OHDR_FLAG: case H5VL_NATIVE_FILE_SET_MIN_DSET_OHDR_FLAG: #ifdef H5_HAVE_PARALLEL case H5VL_NATIVE_FILE_GET_MPI_ATOMICITY: case H5VL_NATIVE_FILE_SET_MPI_ATOMICITY: #endif /* H5_HAVE_PARALLEL */ case H5VL_NATIVE_FILE_POST_OPEN: break; default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional file operation"); break; } /* end switch */ break; case H5VL_SUBCLS_GROUP: switch (opt_type) { #ifndef H5_NO_DEPRECATED_SYMBOLS case H5VL_NATIVE_GROUP_ITERATE_OLD: /* Don't allow asynchronous execution, due to iterator callbacks */ *flags |= H5VL_OPT_QUERY_NO_ASYNC; break; case H5VL_NATIVE_GROUP_GET_OBJINFO: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; break; #endif /* H5_NO_DEPRECATED_SYMBOLS */ default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional group operation"); break; } /* end switch */ break; case H5VL_SUBCLS_LINK: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional link operation"); case H5VL_SUBCLS_OBJECT: switch (opt_type) { case H5VL_NATIVE_OBJECT_GET_COMMENT: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; break; case H5VL_NATIVE_OBJECT_SET_COMMENT: *flags |= H5VL_OPT_QUERY_MODIFY_METADATA; break; case H5VL_NATIVE_OBJECT_DISABLE_MDC_FLUSHES: case H5VL_NATIVE_OBJECT_ENABLE_MDC_FLUSHES: case H5VL_NATIVE_OBJECT_ARE_MDC_FLUSHES_DISABLED: break; case H5VL_NATIVE_OBJECT_GET_NATIVE_INFO: *flags |= H5VL_OPT_QUERY_QUERY_METADATA; break; default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional object operation"); break; } /* end switch */ break; case H5VL_SUBCLS_REQUEST: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional request operation"); case H5VL_SUBCLS_BLOB: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional blob operation"); case H5VL_SUBCLS_TOKEN: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown optional token operation"); default: HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unknown H5VL subclass"); } /* end switch */ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL__native_introspect_opt_query() */