diff options
Diffstat (limited to 'src/H5VLnative_dataset.c')
| -rw-r--r-- | src/H5VLnative_dataset.c | 102 |
1 files changed, 94 insertions, 8 deletions
diff --git a/src/H5VLnative_dataset.c b/src/H5VLnative_dataset.c index 1e3d263..631eb19 100644 --- a/src/H5VLnative_dataset.c +++ b/src/H5VLnative_dataset.c @@ -339,7 +339,7 @@ H5VL__native_dataset_specific(void *obj, H5VL_dataset_specific_t specific_type, 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) @@ -348,7 +348,7 @@ H5VL__native_dataset_specific(void *obj, H5VL_dataset_specific_t specific_type, } case H5VL_DATASET_FLUSH: - { + { /* H5Dflush */ hid_t dset_id = HDva_arg(arguments, hid_t); /* Flush the dataset */ @@ -359,7 +359,7 @@ H5VL__native_dataset_specific(void *obj, H5VL_dataset_specific_t specific_type, } case H5VL_DATASET_REFRESH: - { + { /* H5Drefresh */ hid_t dset_id = HDva_arg(arguments, hid_t); /* Refresh the dataset */ @@ -399,7 +399,7 @@ H5VL__native_dataset_optional(void *obj, hid_t H5_ATTR_UNUSED dxpl_id, switch(optional_type) { case H5VL_NATIVE_DATASET_FORMAT_CONVERT: - { + { /* H5Dformat_convert */ dset = (H5D_t *)obj; switch(dset->shared->layout.type) { @@ -434,7 +434,7 @@ H5VL__native_dataset_optional(void *obj, hid_t H5_ATTR_UNUSED dxpl_id, } 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 *); dset = (H5D_t *)obj; @@ -450,7 +450,7 @@ H5VL__native_dataset_optional(void *obj, hid_t H5_ATTR_UNUSED dxpl_id, } 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 *); @@ -467,8 +467,94 @@ H5VL__native_dataset_optional(void *obj, hid_t H5_ATTR_UNUSED dxpl_id, 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 *); + + dset = (H5D_t *)obj; + HDassert(dset); + HDassert(dset->shared); + HDassert(dset->shared->space); + + /* When default dataspace is given, use the dataset's dataspace */ + if(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))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a valid dataspace ID") + + /* 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_num_chunks(dset, space, 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 *); + + dset = (H5D_t *)obj; + HDassert(dset); + HDassert(dset->shared); + + /* When default dataspace is given, use the dataset's dataspace */ + if(space_id == H5S_ALL) + { + space = dset->shared->space; + if(NULL == space) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "unable to obtain a dataspace") + } /* otherwise, use the given space ID */ + else + if(NULL == (space = (const H5S_t *)H5I_object_verify(space_id, H5I_DATASPACE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a valid dataspace ID") + + /* 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_info(dset, space, chk_index, offset, filter_mask, addr, 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_COOR: + { /* 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 *); + + dset = (H5D_t *)obj; + HDassert(dset); + 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__get_chunk_info_by_coord(dset, offset, filter_mask, addr, 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 *); @@ -496,7 +582,7 @@ H5VL__native_dataset_optional(void *obj, hid_t H5_ATTR_UNUSED dxpl_id, } 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); |