diff options
Diffstat (limited to 'src/H5Dio.c')
| -rw-r--r-- | src/H5Dio.c | 84 |
1 files changed, 29 insertions, 55 deletions
diff --git a/src/H5Dio.c b/src/H5Dio.c index 88a9e4b..b6d4f1b 100644 --- a/src/H5Dio.c +++ b/src/H5Dio.c @@ -163,26 +163,22 @@ herr_t H5Dread(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t dxpl_id, void *buf/*out*/) { - H5D_t *dset = NULL; - const H5S_t *mem_space = NULL; - const H5S_t *file_space = NULL; + H5VL_object_t *vol_obj = NULL; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE6("e", "iiiiix", dset_id, mem_type_id, mem_space_id, file_space_id, dxpl_id, buf); + /* Check arguments */ + if (mem_space_id < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid memory dataspace ID") + if (file_space_id < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid file dataspace ID") + /* Get dataset pointer */ - if (NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(dset_id, H5I_DATASET))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dset_id is not a dataset ID") - 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 the default dataset transfer property list if the user didn't provide one */ if (H5P_DEFAULT == dxpl_id) @@ -195,7 +191,8 @@ H5Dread(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, H5CX_set_dxpl(dxpl_id); /* Read the data */ - if (H5D__read(dset, mem_type_id, mem_space, file_space, buf/*out*/) < 0) + if ((ret_value = H5VL_dataset_read(vol_obj->data, vol_obj->driver->cls, mem_type_id, mem_space_id, + file_space_id, dxpl_id, buf, H5_REQUEST_NULL)) < 0) HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read data") done: @@ -219,20 +216,15 @@ herr_t H5Dread_chunk(hid_t dset_id, hid_t dxpl_id, const hsize_t *offset, uint32_t *filters, void *buf) { - H5D_t *dset = NULL; - hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ + H5VL_object_t *vol_obj = NULL; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE5("e", "ii*h*Iu*x", dset_id, dxpl_id, offset, filters, buf); /* Check arguments */ - if (NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(dset_id, H5I_DATASET))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dset_id is not a dataset ID") - if (NULL == dset->oloc.file) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dataset is not associated with a file") - if (H5D_CHUNKED != dset->shared->layout.type) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") if (!buf) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "buf cannot be NULL") if (!offset) @@ -250,14 +242,9 @@ H5Dread_chunk(hid_t dset_id, hid_t dxpl_id, const hsize_t *offset, uint32_t *fil /* Set DXPL for operation */ H5CX_set_dxpl(dxpl_id); - /* 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") - /* Read the raw chunk */ - if (H5D__chunk_direct_read(dset, offset_copy, filters, buf) < 0) + if (H5VL_dataset_optional(vol_obj->data, vol_obj->driver->cls, dxpl_id, + H5_REQUEST_NULL, H5VL_DATASET_CHUNK_READ, offset, filters, buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "can't read unprocessed chunk data") done: @@ -298,28 +285,24 @@ done: */ herr_t H5Dwrite(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, - hid_t file_space_id, hid_t dxpl_id, const void *buf) + hid_t file_space_id, hid_t dxpl_id, const void *buf) { - H5D_t *dset = NULL; - const H5S_t *mem_space = NULL; - const H5S_t *file_space = NULL; + H5VL_object_t *vol_obj = NULL; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE6("e", "iiiii*x", dset_id, mem_type_id, mem_space_id, file_space_id, dxpl_id, buf); + /* Check arguments */ + if (mem_space_id < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid memory dataspace ID") + if (file_space_id < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid file dataspace ID") + /* Get dataset pointer */ - if (NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(dset_id, H5I_DATASET))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dset_id is not a dataset ID") - 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 the default dataset transfer property list if the user didn't provide one */ if (H5P_DEFAULT == dxpl_id) @@ -332,7 +315,8 @@ H5Dwrite(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, H5CX_set_dxpl(dxpl_id); /* Write the data */ - if (H5D__write(dset, mem_type_id, mem_space, file_space, buf) < 0) + if ((ret_value = H5VL_dataset_write(vol_obj->data, vol_obj->driver->cls, mem_type_id, mem_space_id, + file_space_id, dxpl_id, buf, H5_REQUEST_NULL)) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write data") done: @@ -356,8 +340,7 @@ herr_t H5Dwrite_chunk(hid_t dset_id, hid_t dxpl_id, uint32_t filters, const hsize_t *offset, size_t data_size, const void *buf) { - H5D_t *dset = NULL; - hsize_t offset_copy[H5O_LAYOUT_NDIMS]; /* Internal copy of chunk offset */ + H5VL_object_t *vol_obj = NULL; uint32_t data_size_32; /* Chunk data size (limited to 32-bits currently) */ herr_t ret_value = SUCCEED; /* Return value */ @@ -365,12 +348,8 @@ H5Dwrite_chunk(hid_t dset_id, hid_t dxpl_id, uint32_t filters, const hsize_t *of H5TRACE6("e", "iiIu*hz*x", dset_id, dxpl_id, filters, offset, data_size, buf); /* Check arguments */ - if (NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(dset_id, H5I_DATASET))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid dataset ID") - if (NULL == dset->oloc.file) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "dataset is not associated with a file") - if (H5D_CHUNKED != dset->shared->layout.type) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") if (!buf) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "buf cannot be NULL") if (!offset) @@ -393,14 +372,9 @@ H5Dwrite_chunk(hid_t dset_id, hid_t dxpl_id, uint32_t filters, const hsize_t *of /* Set DXPL for operation */ H5CX_set_dxpl(dxpl_id); - /* 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") - /* Write chunk */ - if (H5D__chunk_direct_write(dset, filters, offset_copy, data_size_32, buf) < 0) + if (H5VL_dataset_optional(vol_obj->data, vol_obj->driver->cls, dxpl_id, + H5_REQUEST_NULL, H5VL_DATASET_CHUNK_WRITE, filters, offset, data_size_32, buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write unprocessed chunk data") done: |