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Diffstat (limited to 'src/H5VLnative_introspect.c')
| -rw-r--r-- | src/H5VLnative_introspect.c | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/src/H5VLnative_introspect.c b/src/H5VLnative_introspect.c new file mode 100644 index 0000000..0cc6ee4 --- /dev/null +++ b/src/H5VLnative_introspect.c @@ -0,0 +1,260 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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 */ + HDassert(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() */ |