diff options
Diffstat (limited to 'src/H5Dnone.c')
| -rw-r--r-- | src/H5Dnone.c | 170 |
1 files changed, 130 insertions, 40 deletions
diff --git a/src/H5Dnone.c b/src/H5Dnone.c index 472a221..d4eb918 100644 --- a/src/H5Dnone.c +++ b/src/H5Dnone.c @@ -14,9 +14,9 @@ * Purpose: Implicit (Non Index) chunked I/O functions. * * This is used when the dataset is: - * - extendible but with fixed max. dims - * - with early allocation - * - without filter + * - extendible but with fixed max. dims + * - with early allocation + * - without filter * * The chunk coordinate is mapped into the actual disk addresses * for the chunk without indexing. @@ -31,12 +31,12 @@ /***********/ /* Headers */ /***********/ -#include "H5private.h" /* Generic Functions */ -#include "H5Dpkg.h" /* Datasets */ -#include "H5Eprivate.h" /* Error handling */ +#include "H5private.h" /* Generic Functions */ +#include "H5Dpkg.h" /* Datasets */ +#include "H5Eprivate.h" /* Error handling */ #include "H5FLprivate.h" /* Free Lists */ -#include "H5MFprivate.h" /* File space management */ -#include "H5VMprivate.h" /* Vector functions */ +#include "H5MFprivate.h" /* File space management */ +#include "H5VMprivate.h" /* Vector functions */ /****************/ /* Local Macros */ @@ -52,8 +52,12 @@ /* Non Index chunking I/O ops */ static herr_t H5D__none_idx_create(const H5D_chk_idx_info_t *idx_info); +static herr_t H5D__none_idx_open(const H5D_chk_idx_info_t *idx_info); +static herr_t H5D__none_idx_close(const H5D_chk_idx_info_t *idx_info); +static herr_t H5D__none_idx_is_open(const H5D_chk_idx_info_t *idx_info, bool *is_open); static bool H5D__none_idx_is_space_alloc(const H5O_storage_chunk_t *storage); static herr_t H5D__none_idx_get_addr(const H5D_chk_idx_info_t *idx_info, H5D_chunk_ud_t *udata); +static herr_t H5D__none_idx_load_metadata(const H5D_chk_idx_info_t *idx_info); static int H5D__none_idx_iterate(const H5D_chk_idx_info_t *idx_info, H5D_chunk_cb_func_t chunk_cb, void *chunk_udata); static herr_t H5D__none_idx_remove(const H5D_chk_idx_info_t *idx_info, H5D_chunk_common_ud_t *udata); @@ -73,9 +77,13 @@ const H5D_chunk_ops_t H5D_COPS_NONE[1] = {{ false, /* Non-indexed chunking don't current support SWMR access */ NULL, /* init */ H5D__none_idx_create, /* create */ + H5D__none_idx_open, /* open */ + H5D__none_idx_close, /* close */ + H5D__none_idx_is_open, /* is_open */ H5D__none_idx_is_space_alloc, /* is_space_alloc */ NULL, /* insert */ H5D__none_idx_get_addr, /* get_addr */ + H5D__none_idx_load_metadata, /* load_metadata */ NULL, /* resize */ H5D__none_idx_iterate, /* iterate */ H5D__none_idx_remove, /* remove */ @@ -97,12 +105,12 @@ const H5D_chunk_ops_t H5D_COPS_NONE[1] = {{ /*******************/ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_create + * Function: H5D__none_idx_create * - * Purpose: Allocate memory for the maximum # of chunks in the dataset. + * Purpose: Allocate memory for the maximum # of chunks in the dataset. * - * Return: Non-negative on success - * Negative on failure. + * Return: Non-negative on success + * Negative on failure. * *------------------------------------------------------------------------- */ @@ -141,11 +149,73 @@ done: } /* end H5D__none_idx_create() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_is_space_alloc + * Function: H5D__none_idx_open * - * Purpose: Query if space for the dataset chunks is allocated + * Purpose: Opens an existing "none" index. Currently a no-op. * - * Return: Non-negative on success/Negative on failure + * Return: SUCCEED (can't fail) + * + *------------------------------------------------------------------------- + */ +static herr_t +H5D__none_idx_open(const H5D_chk_idx_info_t H5_ATTR_UNUSED *idx_info) +{ + FUNC_ENTER_PACKAGE_NOERR + + /* NO OP */ + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5D__none_idx_open() */ + +/*------------------------------------------------------------------------- + * Function: H5D__none_idx_close + * + * Purpose: Closes an existing "none" index. Currently a no-op. + * + * Return: SUCCEED (can't fail) + * + *------------------------------------------------------------------------- + */ +static herr_t +H5D__none_idx_close(const H5D_chk_idx_info_t H5_ATTR_UNUSED *idx_info) +{ + FUNC_ENTER_PACKAGE_NOERR + + /* NO OP */ + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5D__none_idx_close() */ + +/*------------------------------------------------------------------------- + * Function: H5D__none_idx_is_open + * + * Purpose: Query if the index is opened or not + * + * Return: SUCCEED (can't fail) + * + *------------------------------------------------------------------------- + */ +static herr_t +H5D__none_idx_is_open(const H5D_chk_idx_info_t H5_ATTR_NDEBUG_UNUSED *idx_info, bool *is_open) +{ + FUNC_ENTER_PACKAGE_NOERR + + assert(idx_info); + assert(idx_info->storage); + assert(H5D_CHUNK_IDX_NONE == idx_info->storage->idx_type); + assert(is_open); + + *is_open = true; + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* end H5D__none_idx_is_open() */ + +/*------------------------------------------------------------------------- + * Function: H5D__none_idx_is_space_alloc + * + * Purpose: Query if space for the dataset chunks is allocated + * + * Return: true/false * *------------------------------------------------------------------------- */ @@ -161,12 +231,12 @@ H5D__none_idx_is_space_alloc(const H5O_storage_chunk_t *storage) } /* end H5D__none_idx_is_space_alloc() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_get_addr + * Function: H5D__none_idx_get_addr * - * Purpose: Get the file address of a chunk. - * Save the retrieved information in the udata supplied. + * Purpose: Get the file address of a chunk. + * Save the retrieved information in the udata supplied. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ @@ -200,12 +270,32 @@ H5D__none_idx_get_addr(const H5D_chk_idx_info_t *idx_info, H5D_chunk_ud_t *udata } /* H5D__none_idx_get_addr() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_iterate + * Function: H5D__none_idx_load_metadata + * + * Purpose: Load additional chunk index metadata beyond the chunk index + * itself. Currently a no-op. + * + * Return: Non-negative on success/Negative on failure + * + *------------------------------------------------------------------------- + */ +static herr_t +H5D__none_idx_load_metadata(const H5D_chk_idx_info_t H5_ATTR_UNUSED *idx_info) +{ + FUNC_ENTER_PACKAGE_NOERR + + /* NO OP */ + + FUNC_LEAVE_NOAPI(SUCCEED) +} /* H5D__none_idx_load_metadata() */ + +/*------------------------------------------------------------------------- + * Function: H5D__none_idx_iterate * - * Purpose: Iterate over the chunks in an index, making a callback + * Purpose: Iterate over the chunks in an index, making a callback * for each one. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ @@ -275,13 +365,13 @@ done: } /* end H5D__none_idx_iterate() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_remove + * Function: H5D__none_idx_remove * - * Purpose: Remove chunk from index. + * Purpose: Remove chunk from index. * - * Note: Chunks can't be removed (or added) to datasets with this - * form of index - all the space for all the chunks is always - * allocated in the file. + * Note: Chunks can't be removed (or added) to datasets with this + * form of index - all the space for all the chunks is always + * allocated in the file. * * Return: Non-negative on success/Negative on failure * @@ -299,12 +389,12 @@ H5D__none_idx_remove(const H5D_chk_idx_info_t H5_ATTR_UNUSED *idx_info, } /* H5D__none_idx_remove() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_delete + * Function: H5D__none_idx_delete * - * Purpose: Delete raw data storage for entire dataset (i.e. all chunks) + * Purpose: Delete raw data storage for entire dataset (i.e. all chunks) * - * Return: Success: Non-negative - * Failure: negative + * Return: Success: Non-negative + * Failure: negative * *------------------------------------------------------------------------- */ @@ -337,11 +427,11 @@ done: } /* end H5D__none_idx_delete() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_copy_setup + * Function: H5D__none_idx_copy_setup * - * Purpose: Set up any necessary information for copying chunks + * Purpose: Set up any necessary information for copying chunks * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ @@ -407,11 +497,11 @@ H5D__none_idx_size(const H5D_chk_idx_info_t H5_ATTR_UNUSED *idx_info, hsize_t *i } /* end H5D__none_idx_size() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_reset + * Function: H5D__none_idx_reset * - * Purpose: Reset indexing information. + * Purpose: Reset indexing information. * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ @@ -431,11 +521,11 @@ H5D__none_idx_reset(H5O_storage_chunk_t *storage, bool reset_addr) } /* end H5D__none_idx_reset() */ /*------------------------------------------------------------------------- - * Function: H5D__none_idx_dump + * Function: H5D__none_idx_dump * - * Purpose: Dump + * Purpose: Dump * - * Return: Non-negative on success/Negative on failure + * Return: Non-negative on success/Negative on failure * *------------------------------------------------------------------------- */ |