diff options
Diffstat (limited to 'src/H5VLnative_dataset.c')
| -rw-r--r-- | src/H5VLnative_dataset.c | 425 |
1 files changed, 269 insertions, 156 deletions
diff --git a/src/H5VLnative_dataset.c b/src/H5VLnative_dataset.c index 21491e7..1375344 100644 --- a/src/H5VLnative_dataset.c +++ b/src/H5VLnative_dataset.c @@ -15,8 +15,15 @@ * */ +/****************/ +/* Module Setup */ +/****************/ + #define H5D_FRIEND /* Suppress error about including H5Dpkg */ +/***********/ +/* Headers */ +/***********/ #include "H5private.h" /* Generic Functions */ #include "H5CXprivate.h" /* API Contexts */ #include "H5Dpkg.h" /* Datasets */ @@ -30,6 +37,128 @@ #include "H5VLnative_private.h" /* Native VOL connector */ +/****************/ +/* Local Macros */ +/****************/ + +/******************/ +/* Local Typedefs */ +/******************/ + +/********************/ +/* Local Prototypes */ +/********************/ + +/* Helper routines for read/write API calls */ +static herr_t H5VL__native_dataset_io_setup(H5D_t *dset, hid_t dxpl_id, hid_t file_space_id, + hid_t mem_space_id, H5S_t **file_space, H5S_t **mem_space); + +/*********************/ +/* Package Variables */ +/*********************/ + +/*****************************/ +/* Library Private Variables */ +/*****************************/ + +/*******************/ +/* Local Variables */ +/*******************/ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_dataset_io_setup + * + * Purpose: Set up file and memory dataspaces for dataset I/O operation + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +static herr_t +H5VL__native_dataset_io_setup(H5D_t *dset, hid_t dxpl_id, hid_t file_space_id, hid_t mem_space_id, + H5S_t **file_space, H5S_t **mem_space) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_STATIC + + /* Sanity checks */ + HDassert(dset); + HDassert(file_space && NULL == *file_space); + HDassert(mem_space && NULL == *mem_space); + + /* Set up file dataspace */ + if (H5S_ALL == file_space_id) + /* Use dataspace for dataset */ + *file_space = dset->shared->space; + else if (H5S_BLOCK == file_space_id) + HGOTO_ERROR(H5E_DATASET, H5E_BADTYPE, FAIL, "H5S_BLOCK is not allowed for file dataspace") + else if (H5S_PLIST == file_space_id) { + H5P_genplist_t *plist; /* Property list pointer */ + H5S_t * space; /* Dataspace to hold selection */ + + /* Get the plist structure */ + if (NULL == (plist = H5P_object_verify(dxpl_id, H5P_DATASET_XFER))) + HGOTO_ERROR(H5E_DATASET, H5E_BADID, FAIL, "bad dataset transfer property list") + + /* See if a dataset I/O selection is already set, and free it if it is */ + if (H5P_peek(plist, H5D_XFER_DSET_IO_SEL_NAME, &space) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "error getting dataset I/O selection") + + /* Use dataspace for dataset */ + *file_space = dset->shared->space; + + /* Copy, but share, selection from property list to dataset's dataspace */ + if (H5S_SELECT_COPY(*file_space, space, TRUE) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, FAIL, "can't copy dataset I/O selection") + } /* end else-if */ + else { + /* Get the dataspace pointer */ + if (NULL == (*file_space = (H5S_t *)H5I_object_verify(file_space_id, H5I_DATASPACE))) + HGOTO_ERROR(H5E_DATASET, H5E_BADTYPE, FAIL, "file_space_id is not a dataspace ID") + } /* end else */ + + /* Get dataspace for memory buffer */ + if (H5S_ALL == mem_space_id) + *mem_space = *file_space; + else if (H5S_BLOCK == mem_space_id) { + hsize_t nelmts; /* # of selected elements in file */ + + /* Get the # of elements selected */ + nelmts = H5S_GET_SELECT_NPOINTS(*file_space); + + /* Check for any elements */ + if (nelmts > 0) { + /* Create a 1-D dataspace of the same # of elements */ + if (NULL == (*mem_space = H5S_create_simple(1, &nelmts, NULL))) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCREATE, FAIL, "unable to create simple memory dataspace") + } /* end if */ + else { + /* Create a NULL dataspace of the same # of elements */ + if (NULL == (*mem_space = H5S_create(H5S_NULL))) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCREATE, FAIL, "unable to create NULL memory dataspace") + } /* end else */ + } /* end if */ + else if (H5S_PLIST == mem_space_id) + HGOTO_ERROR(H5E_DATASET, H5E_BADTYPE, FAIL, "H5S_PLIST is not allowed for memory dataspace") + else { + /* Get the dataspace pointer */ + if (NULL == (*mem_space = (H5S_t *)H5I_object_verify(mem_space_id, H5I_DATASPACE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "mem_space_id is not a dataspace ID") + } /* end else */ + + /* Check for valid selections */ + if (H5S_SELECT_VALID(*file_space) != TRUE) + HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, + "selection + offset not within extent for file dataspace") + if (H5S_SELECT_VALID(*mem_space) != TRUE) + HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, + "selection + offset not within extent for memory dataspace") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_dataset_io_setup() */ + /*------------------------------------------------------------------------- * Function: H5VL__native_dataset_create * @@ -141,10 +270,10 @@ herr_t H5VL__native_dataset_read(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t dxpl_id, void *buf, void H5_ATTR_UNUSED **req) { - H5D_t * dset = (H5D_t *)obj; - const H5S_t *mem_space = NULL; - const H5S_t *file_space = NULL; - herr_t ret_value = SUCCEED; /* Return value */ + H5D_t *dset = (H5D_t *)obj; + H5S_t *mem_space = NULL; + H5S_t *file_space = NULL; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -152,11 +281,10 @@ H5VL__native_dataset_read(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid_ if (NULL == dset->oloc.file) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dataset is not associated with a file") - /* Get validated dataspace pointers */ - if (H5S_get_validated_dataspace(mem_space_id, &mem_space) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "could not get a validated dataspace from mem_space_id") - if (H5S_get_validated_dataspace(file_space_id, &file_space) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "could not get a validated dataspace from file_space_id") + /* Get file & memory dataspaces */ + if (H5VL__native_dataset_io_setup(dset, dxpl_id, file_space_id, mem_space_id, &file_space, &mem_space) < + 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to set up file and memory dataspaces") /* Set DXPL for operation */ H5CX_set_dxpl(dxpl_id); @@ -166,6 +294,17 @@ H5VL__native_dataset_read(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid_ HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read data") done: + /* Clean up */ + if (H5S_BLOCK == mem_space_id && mem_space) { + if (H5S_close(mem_space) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTRELEASE, FAIL, + "unable to release temporary memory dataspace for H5S_BLOCK") + } /* end if */ + else if (H5S_PLIST == file_space_id && file_space) + if (H5S_select_all(file_space, TRUE) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTRELEASE, FAIL, + "unable to release file dataspace selection for H5S_PLIST") + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL__native_dataset_read() */ @@ -182,10 +321,10 @@ herr_t H5VL__native_dataset_write(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t dxpl_id, const void *buf, void H5_ATTR_UNUSED **req) { - H5D_t * dset = (H5D_t *)obj; - const H5S_t *mem_space = NULL; - const H5S_t *file_space = NULL; - herr_t ret_value = SUCCEED; /* Return value */ + H5D_t *dset = (H5D_t *)obj; + H5S_t *mem_space = NULL; + H5S_t *file_space = NULL; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -193,11 +332,10 @@ H5VL__native_dataset_write(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid if (NULL == dset->oloc.file) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dataset is not associated with a file") - /* Get validated dataspace pointers */ - if (H5S_get_validated_dataspace(mem_space_id, &mem_space) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "could not get a validated dataspace from mem_space_id") - if (H5S_get_validated_dataspace(file_space_id, &file_space) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "could not get a validated dataspace from file_space_id") + /* Get file & memory dataspaces */ + if (H5VL__native_dataset_io_setup(dset, dxpl_id, file_space_id, mem_space_id, &file_space, &mem_space) < + 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to set up file and memory dataspaces") /* Set DXPL for operation */ H5CX_set_dxpl(dxpl_id); @@ -207,6 +345,17 @@ H5VL__native_dataset_write(void *obj, hid_t mem_type_id, hid_t mem_space_id, hid HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write data") done: + /* Clean up */ + if (H5S_BLOCK == mem_space_id && mem_space) { + if (H5S_close(mem_space) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTRELEASE, FAIL, + "unable to release temporary memory dataspace for H5S_BLOCK") + } /* end if */ + else if (H5S_PLIST == file_space_id && file_space) + if (H5S_select_all(file_space, TRUE) < 0) + HDONE_ERROR(H5E_DATASET, H5E_CANTRELEASE, FAIL, + "unable to release file dataspace selection for H5S_PLIST") + FUNC_LEAVE_NOAPI(ret_value) } /* end H5VL__native_dataset_write() */ @@ -220,31 +369,26 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL__native_dataset_get(void *obj, H5VL_dataset_get_t get_type, hid_t H5_ATTR_UNUSED dxpl_id, - void H5_ATTR_UNUSED **req, va_list arguments) +H5VL__native_dataset_get(void *obj, H5VL_dataset_get_args_t *args, hid_t H5_ATTR_UNUSED dxpl_id, + void H5_ATTR_UNUSED **req) { H5D_t *dset = (H5D_t *)obj; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE - switch (get_type) { + switch (args->op_type) { /* H5Dget_space */ case H5VL_DATASET_GET_SPACE: { - hid_t *ret_id = HDva_arg(arguments, hid_t *); - - if ((*ret_id = H5D__get_space(dset)) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_CANTGET, FAIL, "can't get space ID of dataset") + if ((args->args.get_space.space_id = H5D__get_space(dset)) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get space ID of dataset") break; } /* H5Dget_space_status */ case H5VL_DATASET_GET_SPACE_STATUS: { - H5D_space_status_t *allocation = HDva_arg(arguments, H5D_space_status_t *); - - /* Read data space address and return */ - if (H5D__get_space_status(dset, allocation) < 0) + if (H5D__get_space_status(dset, args->args.get_space_status.status) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to get space status") break; @@ -252,40 +396,31 @@ H5VL__native_dataset_get(void *obj, H5VL_dataset_get_t get_type, hid_t H5_ATTR_U /* H5Dget_type */ case H5VL_DATASET_GET_TYPE: { - hid_t *ret_id = HDva_arg(arguments, hid_t *); - - if ((*ret_id = H5D__get_type(dset)) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_CANTGET, FAIL, "can't get datatype ID of dataset") + if ((args->args.get_type.type_id = H5D__get_type(dset)) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get datatype ID of dataset") break; } /* H5Dget_create_plist */ case H5VL_DATASET_GET_DCPL: { - hid_t *ret_id = HDva_arg(arguments, hid_t *); - - if ((*ret_id = H5D_get_create_plist(dset)) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_CANTGET, FAIL, "can't get creation property list for dataset") + if ((args->args.get_dcpl.dcpl_id = H5D_get_create_plist(dset)) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get creation property list for dataset") break; } /* H5Dget_access_plist */ case H5VL_DATASET_GET_DAPL: { - hid_t *ret_id = HDva_arg(arguments, hid_t *); - - if ((*ret_id = H5D_get_access_plist(dset)) < 0) - HGOTO_ERROR(H5E_ARGS, H5E_CANTGET, FAIL, "can't get access property list for dataset") + if ((args->args.get_dapl.dapl_id = H5D_get_access_plist(dset)) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get access property list for dataset") break; } /* H5Dget_storage_size */ case H5VL_DATASET_GET_STORAGE_SIZE: { - hsize_t *ret = HDva_arg(arguments, hsize_t *); - - /* Set return value */ - if (H5D__get_storage_size(dset, ret) < 0) + if (H5D__get_storage_size(dset, args->args.get_storage_size.storage_size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get size of dataset's storage") break; } @@ -308,69 +443,38 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL__native_dataset_specific(void *obj, H5VL_dataset_specific_t specific_type, hid_t H5_ATTR_UNUSED dxpl_id, - void H5_ATTR_UNUSED **req, va_list arguments) +H5VL__native_dataset_specific(void *obj, H5VL_dataset_specific_args_t *args, hid_t H5_ATTR_UNUSED dxpl_id, + void H5_ATTR_UNUSED **req) { H5D_t *dset = (H5D_t *)obj; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE - switch (specific_type) { - /* H5Dspecific_space */ - case H5VL_DATASET_SET_EXTENT: { /* H5Dset_extent (H5Dextend - deprecated) */ - const hsize_t *size = HDva_arg(arguments, const hsize_t *); - - if (H5D__set_extent(dset, size) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to set extent of dataset") + switch (args->op_type) { + /* H5Dset_extent (H5Dextend - deprecated) */ + case H5VL_DATASET_SET_EXTENT: { + if (H5D__set_extent(dset, args->args.set_extent.size) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "unable to set extent of dataset") break; } - case H5VL_DATASET_FLUSH: { /* H5Dflush */ - hid_t dset_id = HDva_arg(arguments, hid_t); - - /* Flush the dataset */ - if (H5D__flush(dset, dset_id) < 0) + /* H5Dflush */ + case H5VL_DATASET_FLUSH: { + if (H5D__flush(dset, args->args.flush.dset_id) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTFLUSH, FAIL, "unable to flush dataset") break; } - case H5VL_DATASET_REFRESH: { /* H5Drefresh */ - hid_t dset_id = HDva_arg(arguments, hid_t); - - /* Refresh the dataset */ - if ((H5D__refresh(dset_id, dset)) < 0) + /* H5Drefresh */ + case H5VL_DATASET_REFRESH: { + if (H5D__refresh(dset, args->args.refresh.dset_id) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTLOAD, FAIL, "unable to refresh dataset") break; } - case H5VL_DATASET_WAIT: { /* H5Dwait */ - /* The native VOL connector doesn't support asynchronous - * operations, so this is a no-op. - */ - break; - } - - case H5VL_DATASET_CHUNK_ITER: { /* H5Dchunk_iter */ - H5D_chunk_iter_op_t cb = HDva_arg(arguments, H5D_chunk_iter_op_t); - void * op_data = HDva_arg(arguments, void *); - - HDassert(dset->shared); - - /* Make sure the dataset is chunked */ - if (H5D_CHUNKED != dset->shared->layout.type) { - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") - } - - /* Call private function */ - if (H5D__chunk_iter(dset, cb, op_data) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't iterate over chunks") - - break; - } - default: HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "invalid specific operation") } /* end switch */ @@ -389,11 +493,11 @@ done: *------------------------------------------------------------------------- */ herr_t -H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, hid_t dxpl_id, - void H5_ATTR_UNUSED **req, va_list arguments) +H5VL__native_dataset_optional(void *obj, H5VL_optional_args_t *args, hid_t dxpl_id, void H5_ATTR_UNUSED **req) { - H5D_t *dset = (H5D_t *)obj; /* Dataset */ - herr_t ret_value = SUCCEED; /* Return value */ + H5D_t * dset = (H5D_t *)obj; /* Dataset */ + H5VL_native_dataset_optional_args_t *opt_args = args->args; /* Pointer to native operation's arguments */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_PACKAGE @@ -403,13 +507,14 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, /* Set DXPL for operation */ H5CX_set_dxpl(dxpl_id); - switch (optional_type) { - case H5VL_NATIVE_DATASET_FORMAT_CONVERT: { /* H5Dformat_convert */ + switch (args->op_type) { + /* H5Dformat_convert */ + case H5VL_NATIVE_DATASET_FORMAT_CONVERT: { switch (dset->shared->layout.type) { case H5D_CHUNKED: /* Convert the chunk indexing type to version 1 B-tree if not */ if (dset->shared->layout.u.chunk.idx_type != H5D_CHUNK_IDX_BTREE) - if ((H5D__format_convert(dset)) < 0) + if (H5D__format_convert(dset) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTLOAD, FAIL, "unable to downgrade chunk indexing type for dataset") break; @@ -418,7 +523,7 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, case H5D_COMPACT: /* Downgrade the layout version to 3 if greater than 3 */ if (dset->shared->layout.version > H5O_LAYOUT_VERSION_DEFAULT) - if ((H5D__format_convert(dset)) < 0) + if (H5D__format_convert(dset) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTLOAD, FAIL, "unable to downgrade layout version for dataset") break; @@ -438,47 +543,46 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, break; } - case H5VL_NATIVE_DATASET_GET_CHUNK_INDEX_TYPE: { /* H5Dget_chunk_index_type */ - H5D_chunk_index_t *idx_type = HDva_arg(arguments, H5D_chunk_index_t *); - + /* H5Dget_chunk_index_type */ + case H5VL_NATIVE_DATASET_GET_CHUNK_INDEX_TYPE: { /* Make sure the dataset is chunked */ if (H5D_CHUNKED != dset->shared->layout.type) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") /* Get the chunk indexing type */ - *idx_type = dset->shared->layout.u.chunk.idx_type; + *opt_args->get_chunk_idx_type.idx_type = dset->shared->layout.u.chunk.idx_type; break; } - case H5VL_NATIVE_DATASET_GET_CHUNK_STORAGE_SIZE: { /* H5Dget_chunk_storage_size */ - hsize_t *offset = HDva_arg(arguments, hsize_t *); - hsize_t *chunk_nbytes = HDva_arg(arguments, hsize_t *); + /* H5Dget_chunk_storage_size */ + case H5VL_NATIVE_DATASET_GET_CHUNK_STORAGE_SIZE: { + H5VL_native_dataset_get_chunk_storage_size_t *gcss_args = &opt_args->get_chunk_storage_size; /* Make sure the dataset is chunked */ if (H5D_CHUNKED != dset->shared->layout.type) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") /* Call private function */ - if (H5D__get_chunk_storage_size(dset, offset, chunk_nbytes) < 0) + if (H5D__get_chunk_storage_size(dset, gcss_args->offset, gcss_args->size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get storage size of chunk") break; } - case H5VL_NATIVE_DATASET_GET_NUM_CHUNKS: { /* H5Dget_num_chunks */ - const H5S_t *space = NULL; - hid_t space_id = HDva_arg(arguments, hid_t); - hsize_t * nchunks = HDva_arg(arguments, hsize_t *); + /* H5Dget_num_chunks */ + case H5VL_NATIVE_DATASET_GET_NUM_CHUNKS: { + H5VL_native_dataset_get_num_chunks_t *gnc_args = &opt_args->get_num_chunks; + const H5S_t * space = NULL; HDassert(dset->shared); HDassert(dset->shared->space); /* When default dataspace is given, use the dataset's dataspace */ - if (space_id == H5S_ALL) + if (gnc_args->space_id == H5S_ALL) space = dset->shared->space; else /* otherwise, use the given space ID */ - if (NULL == (space = (const H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) + if (NULL == (space = (const H5S_t *)H5I_object_verify(gnc_args->space_id, H5I_DATASPACE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a valid dataspace ID") /* Make sure the dataset is chunked */ @@ -486,29 +590,25 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") /* Call private function */ - if (H5D__get_num_chunks(dset, space, nchunks) < 0) + if (H5D__get_num_chunks(dset, space, gnc_args->nchunks) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get number of chunks") break; } - case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_IDX: { /* H5Dget_chunk_info */ - const H5S_t *space = NULL; - hid_t space_id = HDva_arg(arguments, hid_t); - hsize_t chk_index = HDva_arg(arguments, hsize_t); - hsize_t * offset = HDva_arg(arguments, hsize_t *); - unsigned * filter_mask = HDva_arg(arguments, unsigned *); - haddr_t * addr = HDva_arg(arguments, haddr_t *); - hsize_t * size = HDva_arg(arguments, hsize_t *); + /* H5Dget_chunk_info */ + case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_IDX: { + H5VL_native_dataset_get_chunk_info_by_idx_t *gcibi_args = &opt_args->get_chunk_info_by_idx; + const H5S_t * space; HDassert(dset->shared); HDassert(dset->shared->space); /* When default dataspace is given, use the dataset's dataspace */ - if (space_id == H5S_ALL) + if (gcibi_args->space_id == H5S_ALL) space = dset->shared->space; else /* otherwise, use the given space ID */ - if (NULL == (space = (const H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) + if (NULL == (space = (const H5S_t *)H5I_object_verify(gcibi_args->space_id, H5I_DATASPACE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a valid dataspace ID") /* Make sure the dataset is chunked */ @@ -516,16 +616,16 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") /* Call private function */ - if (H5D__get_chunk_info(dset, space, chk_index, offset, filter_mask, addr, size) < 0) + if (H5D__get_chunk_info(dset, space, gcibi_args->chk_index, gcibi_args->offset, + gcibi_args->filter_mask, gcibi_args->addr, gcibi_args->size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get chunk info by index") + break; } - case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_COORD: { /* H5Dget_chunk_info_by_coord */ - hsize_t * offset = HDva_arg(arguments, hsize_t *); - unsigned *filter_mask = HDva_arg(arguments, unsigned *); - haddr_t * addr = HDva_arg(arguments, haddr_t *); - hsize_t * size = HDva_arg(arguments, hsize_t *); + /* H5Dget_chunk_info_by_coord */ + case H5VL_NATIVE_DATASET_GET_CHUNK_INFO_BY_COORD: { + H5VL_native_dataset_get_chunk_info_by_coord_t *gcibc_args = &opt_args->get_chunk_info_by_coord; HDassert(dset->shared); @@ -534,17 +634,17 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") /* Call private function */ - if (H5D__get_chunk_info_by_coord(dset, offset, filter_mask, addr, size) < 0) + if (H5D__get_chunk_info_by_coord(dset, gcibc_args->offset, gcibc_args->filter_mask, + gcibc_args->addr, gcibc_args->size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get chunk info by its logical coordinates") break; } - case H5VL_NATIVE_DATASET_CHUNK_READ: { /* H5Dread_chunk */ - const hsize_t *offset = HDva_arg(arguments, hsize_t *); - uint32_t * filters = HDva_arg(arguments, uint32_t *); - void * buf = HDva_arg(arguments, void *); - hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ + /* H5Dread_chunk */ + case H5VL_NATIVE_DATASET_CHUNK_READ: { + H5VL_native_dataset_chunk_read_t *chunk_read_args = &opt_args->chunk_read; + hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ /* Check arguments */ if (NULL == dset->oloc.file) @@ -555,22 +655,21 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, /* Copy the user's offset array so we can be sure it's terminated properly. * (we don't want to mess with the user's buffer). */ - if (H5D__get_offset_copy(dset, offset, offset_copy) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "failure to copy offset array") + if (H5D__chunk_get_offset_copy(dset, chunk_read_args->offset, offset_copy) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, FAIL, "failure to copy offset array") /* Read the raw chunk */ - if (H5D__chunk_direct_read(dset, offset_copy, filters, buf) < 0) + if (H5D__chunk_direct_read(dset, offset_copy, &chunk_read_args->filters, chunk_read_args->buf) < + 0) HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read unprocessed chunk data") break; } - case H5VL_NATIVE_DATASET_CHUNK_WRITE: { /* H5Dwrite_chunk */ - uint32_t filters = HDva_arg(arguments, uint32_t); - const hsize_t *offset = HDva_arg(arguments, const hsize_t *); - uint32_t data_size_32 = HDva_arg(arguments, uint32_t); - const void * buf = HDva_arg(arguments, const void *); - hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ + /* H5Dwrite_chunk */ + case H5VL_NATIVE_DATASET_CHUNK_WRITE: { + H5VL_native_dataset_chunk_write_t *chunk_write_args = &opt_args->chunk_write; + hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ /* Check arguments */ if (NULL == dset->oloc.file) @@ -581,34 +680,48 @@ H5VL__native_dataset_optional(void *obj, H5VL_dataset_optional_t optional_type, /* Copy the user's offset array so we can be sure it's terminated properly. * (we don't want to mess with the user's buffer). */ - if (H5D__get_offset_copy(dset, offset, offset_copy) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "failure to copy offset array") + if (H5D__chunk_get_offset_copy(dset, chunk_write_args->offset, offset_copy) < 0) + HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, FAIL, "failure to copy offset array") /* Write chunk */ - if (H5D__chunk_direct_write(dset, filters, offset_copy, data_size_32, buf) < 0) + if (H5D__chunk_direct_write(dset, chunk_write_args->filters, offset_copy, chunk_write_args->size, + chunk_write_args->buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write unprocessed chunk data") break; } - case H5VL_NATIVE_DATASET_GET_VLEN_BUF_SIZE: { /* H5Dvlen_get_buf_size */ - hid_t type_id = HDva_arg(arguments, hid_t); - hid_t space_id = HDva_arg(arguments, hid_t); - hsize_t *size = HDva_arg(arguments, hsize_t *); + /* H5Dvlen_get_buf_size */ + case H5VL_NATIVE_DATASET_GET_VLEN_BUF_SIZE: { + H5VL_native_dataset_get_vlen_buf_size_t *gvbs_args = &opt_args->get_vlen_buf_size; - if (H5D__vlen_get_buf_size(dset, type_id, space_id, size) < 0) + if (H5D__vlen_get_buf_size(dset, gvbs_args->type_id, gvbs_args->space_id, gvbs_args->size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get size of vlen buf needed") break; } /* H5Dget_offset */ case H5VL_NATIVE_DATASET_GET_OFFSET: { - haddr_t *ret = HDva_arg(arguments, haddr_t *); + /* Get offset */ + *opt_args->get_offset.offset = H5D__get_offset(dset); + + break; + } + + /* H5Dchunk_iter */ + case H5VL_NATIVE_DATASET_CHUNK_ITER: { + /* Sanity check */ + HDassert(dset->shared); + + /* Make sure the dataset is chunked */ + if (H5D_CHUNKED != dset->shared->layout.type) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") + + /* Call private function */ + if ((ret_value = H5D__chunk_iter(dset, opt_args->chunk_iter.op, opt_args->chunk_iter.op_data)) < + 0) + HERROR(H5E_DATASET, H5E_BADITER, "chunk iteration failed"); - /* Set return value */ - *ret = H5D__get_offset(dset); - if (!H5F_addr_defined(*ret)) - *ret = HADDR_UNDEF; break; } |