diff options
Diffstat (limited to 'src/H5FD.c')
-rw-r--r-- | src/H5FD.c | 402 |
1 files changed, 398 insertions, 4 deletions
@@ -1723,8 +1723,8 @@ H5FDread_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count, /* Call private function */ /* (Note compensating for base address addition in internal routine) */ - if (H5FD_read_selection_id(file, type, count, mem_space_ids, file_space_ids, offsets, element_sizes, - bufs) < 0) + if (H5FD_read_selection_id(SKIP_NO_CB, file, type, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs) < 0) HGOTO_ERROR(H5E_VFL, H5E_READERROR, FAIL, "file selection read request failed"); done: @@ -1820,8 +1820,9 @@ H5FDwrite_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count /* Call private function */ /* (Note compensating for base address addition in internal routine) */ - if (H5FD_write_selection_id(file, type, count, mem_space_ids, file_space_ids, offsets, element_sizes, - bufs) < 0) + + if (H5FD_write_selection_id(SKIP_NO_CB, file, type, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs) < 0) HGOTO_ERROR(H5E_VFL, H5E_WRITEERROR, FAIL, "file selection write request failed"); done: @@ -1829,6 +1830,399 @@ done: } /* end H5FDwrite_selection() */ /*------------------------------------------------------------------------- + * Purpose: This is similar to H5FDread_selection() with the + * exception noted below. + * + * Perform count reads from the specified file at the + * locations selected in the dataspaces in the file_spaces + * array, with each of those dataspaces starting at the file + * address specified by the corresponding element of the + * offsets array, and with the size of each element in the + * dataspace specified by the corresponding element of the + * element_sizes array. The memory type provided by type is + * the same for all selections. Data read is returned in + * the locations selected in the dataspaces in the + * mem_spaces array, within the buffers provided in the + * corresponding elements of the bufs array. + * + * If i > 0 and element_sizes[i] == 0, presume + * element_sizes[n] = element_sizes[i-1] for all n >= i and + * < count. + * + * Note: + * It will skip selection read call whether the underlying VFD + * supports selection reads or not. + * + * It will translate the selection read to a vector read call + * if vector reads are supported, or a series of scalar read + * calls otherwise. + * + * All reads are done according to the data transfer property + * list dxpl_id (which may be the constant H5P_DEFAULT). + * + * Return: Success: SUCCEED + * All reads have completed successfully, and + * the results have been written into the supplied + * buffers. + * + * Failure: FAIL + * The contents of supplied buffers are undefined. + * + *------------------------------------------------------------------------- + */ +herr_t +H5FDread_vector_from_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count, + hid_t mem_space_ids[], hid_t file_space_ids[], haddr_t offsets[], + size_t element_sizes[], void *bufs[] /* out */) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE9("e", "*#MtiIu*i*i*a*zx", file, type, dxpl_id, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs); + + /* Check arguments */ + if (!file) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file pointer cannot be NULL"); + + if (!file->cls) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file class pointer cannot be NULL"); + + if ((!mem_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mem_spaces parameter can't be NULL if count is positive"); + + if ((!file_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file_spaces parameter can't be NULL if count is positive"); + + if ((!offsets) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "offsets parameter can't be NULL if count is positive"); + + if ((!element_sizes) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, + "element_sizes parameter can't be NULL if count is positive"); + + if ((!bufs) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs parameter can't be NULL if count is positive"); + + if ((count > 0) && (element_sizes[0] == 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sizes[0] can't be 0"); + + if ((count > 0) && (bufs[0] == NULL)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs[0] can't be NULL"); + + /* Get the default dataset transfer property list if the user didn't provide one */ + if (H5P_DEFAULT == dxpl_id) { + dxpl_id = H5P_DATASET_XFER_DEFAULT; + } + else { + if (TRUE != H5P_isa_class(dxpl_id, H5P_DATASET_XFER)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data transfer property list"); + } + + /* Call private function */ + /* (Note compensating for base address addition in internal routine) */ + if (H5FD_read_vector_from_selection(file, type, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs) < 0) + HGOTO_ERROR(H5E_VFL, H5E_READERROR, FAIL, "file selection read request failed"); + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5FDread_vector_from_selection() */ + +/*------------------------------------------------------------------------- + * Purpose: This is similar to H5FDwrite_selection() with the + * exception noted below. + * + * Perform count writes to the specified file at the + * locations selected in the dataspaces in the file_spaces + * array, with each of those dataspaces starting at the file + * address specified by the corresponding element of the + * offsets array, and with the size of each element in the + * dataspace specified by the corresponding element of the + * element_sizes array. The memory type provided by type is + * the same for all selections. Data write is from + * the locations selected in the dataspaces in the + * mem_spaces array, within the buffers provided in the + * corresponding elements of the bufs array. + * + * If i > 0 and element_sizes[i] == 0, presume + * element_sizes[n] = element_sizes[i-1] for all n >= i and + * < count. + * + * Note: + * It will skip selection write call whether the underlying VFD + * supports selection writes or not. + * + * It will translate the selection write to a vector write call + * if vector writes are supported, or a series of scalar write + * calls otherwise. + * + * All writes are done according to the data transfer property + * list dxpl_id (which may be the constant H5P_DEFAULT). + * + * Return: Success: SUCCEED + * All writes have completed successfully + * + * Failure: FAIL + * One or more of the writes failed. + * + *------------------------------------------------------------------------- + */ +herr_t +H5FDwrite_vector_from_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count, + hid_t mem_space_ids[], hid_t file_space_ids[], haddr_t offsets[], + size_t element_sizes[], const void *bufs[]) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE9("e", "*#MtiIu*i*i*a*z**x", file, type, dxpl_id, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs); + + /* Check arguments */ + if (!file) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file pointer cannot be NULL"); + + if (!file->cls) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file class pointer cannot be NULL"); + + if ((!mem_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mem_spaces parameter can't be NULL if count is positive"); + + if ((!file_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file_spaces parameter can't be NULL if count is positive"); + + if ((!offsets) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "offsets parameter can't be NULL if count is positive"); + + if ((!element_sizes) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, + "element_sizes parameter can't be NULL if count is positive"); + + if ((!bufs) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs parameter can't be NULL if count is positive"); + + if ((count > 0) && (element_sizes[0] == 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sizes[0] can't be 0"); + + if ((count > 0) && (bufs[0] == NULL)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs[0] can't be NULL"); + + /* Get the default dataset transfer property list if the user didn't provide one */ + if (H5P_DEFAULT == dxpl_id) { + dxpl_id = H5P_DATASET_XFER_DEFAULT; + } + else { + if (TRUE != H5P_isa_class(dxpl_id, H5P_DATASET_XFER)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data transfer property list"); + } + + /* Call private function */ + /* (Note compensating for base address addition in internal routine) */ + if (H5FD_write_vector_from_selection(file, type, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs) < 0) + HGOTO_ERROR(H5E_VFL, H5E_WRITEERROR, FAIL, "file selection write request failed"); + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5FDwrite_vector_from_selection() */ + +/*------------------------------------------------------------------------- + * Purpose: This is similar to H5FDread_selection() with the + * exception noted below. + * + * Perform count reads from the specified file at the + * locations selected in the dataspaces in the file_spaces + * array, with each of those dataspaces starting at the file + * address specified by the corresponding element of the + * offsets array, and with the size of each element in the + * dataspace specified by the corresponding element of the + * element_sizes array. The memory type provided by type is + * the same for all selections. Data read is returned in + * the locations selected in the dataspaces in the + * mem_spaces array, within the buffers provided in the + * corresponding elements of the bufs array. + * + * If i > 0 and element_sizes[i] == 0, presume + * element_sizes[n] = element_sizes[i-1] for all n >= i and + * < count. + * + * Note: + * It will skip selection and vector read calls whether the underlying + * VFD supports selection and vector reads or not. + * + * It will translate the selection read to a series of + * scalar read calls. + * + * All reads are done according to the data transfer property + * list dxpl_id (which may be the constant H5P_DEFAULT). + * + * Return: Success: SUCCEED + * All reads have completed successfully, and + * the results have been written into the supplied + * buffers. + * + * Failure: FAIL + * The contents of supplied buffers are undefined. + * + *------------------------------------------------------------------------- + */ +herr_t +H5FDread_from_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count, hid_t mem_space_ids[], + hid_t file_space_ids[], haddr_t offsets[], size_t element_sizes[], void *bufs[]) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE9("e", "*#MtiIu*i*i*a*z**x", file, type, dxpl_id, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs); + + /* Check arguments */ + if (!file) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file pointer cannot be NULL"); + + if (!file->cls) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file class pointer cannot be NULL"); + + if ((!mem_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mem_spaces parameter can't be NULL if count is positive"); + + if ((!file_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file_spaces parameter can't be NULL if count is positive"); + + if ((!offsets) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "offsets parameter can't be NULL if count is positive"); + + if ((!element_sizes) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, + "element_sizes parameter can't be NULL if count is positive"); + + if ((!bufs) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs parameter can't be NULL if count is positive"); + + if ((count > 0) && (element_sizes[0] == 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sizes[0] can't be 0"); + + if ((count > 0) && (bufs[0] == NULL)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs[0] can't be NULL"); + + /* Get the default dataset transfer property list if the user didn't provide one */ + if (H5P_DEFAULT == dxpl_id) { + dxpl_id = H5P_DATASET_XFER_DEFAULT; + } + else { + if (TRUE != H5P_isa_class(dxpl_id, H5P_DATASET_XFER)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data transfer property list"); + } + + /* Call private function */ + /* (Note compensating for base address addition in internal routine) */ + if (H5FD_read_from_selection(file, type, count, mem_space_ids, file_space_ids, offsets, element_sizes, + bufs) < 0) + HGOTO_ERROR(H5E_VFL, H5E_READERROR, FAIL, "file selection read request failed"); + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5FDread_from_selection() */ + +/*------------------------------------------------------------------------- + * Purpose: This is similar to H5FDwrite_selection() with the + * exception noted below. + * + * Perform count writes to the specified file at the + * locations selected in the dataspaces in the file_spaces + * array, with each of those dataspaces starting at the file + * address specified by the corresponding element of the + * offsets array, and with the size of each element in the + * dataspace specified by the corresponding element of the + * element_sizes array. The memory type provided by type is + * the same for all selections. Data write is from + * the locations selected in the dataspaces in the + * mem_spaces array, within the buffers provided in the + * corresponding elements of the bufs array. + * + * If i > 0 and element_sizes[i] == 0, presume + * element_sizes[n] = element_sizes[i-1] for all n >= i and + * < count. + * + * Note: + * It will skip selection and vector write calls whether the underlying + * VFD supports selection and vector writes or not. + * + * It will translate the selection write to a series of + * scalar write calls. + * + * All writes are done according to the data transfer property + * list dxpl_id (which may be the constant H5P_DEFAULT). + * + * Return: Success: SUCCEED + * All writes have completed successfully + * + * Failure: FAIL + * One or more of the writes failed. + * + *------------------------------------------------------------------------- + */ +herr_t +H5FDwrite_from_selection(H5FD_t *file, H5FD_mem_t type, hid_t dxpl_id, uint32_t count, hid_t mem_space_ids[], + hid_t file_space_ids[], haddr_t offsets[], size_t element_sizes[], + const void *bufs[]) +{ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE9("e", "*#MtiIu*i*i*a*z**x", file, type, dxpl_id, count, mem_space_ids, file_space_ids, offsets, + element_sizes, bufs); + + /* Check arguments */ + if (!file) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file pointer cannot be NULL"); + + if (!file->cls) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file class pointer cannot be NULL"); + + if ((!mem_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mem_spaces parameter can't be NULL if count is positive"); + + if ((!file_space_ids) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "file_spaces parameter can't be NULL if count is positive"); + + if ((!offsets) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "offsets parameter can't be NULL if count is positive"); + + if ((!element_sizes) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, + "element_sizes parameter can't be NULL if count is positive"); + + if ((!bufs) && (count > 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs parameter can't be NULL if count is positive"); + + if ((count > 0) && (element_sizes[0] == 0)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sizes[0] can't be 0"); + + if ((count > 0) && (bufs[0] == NULL)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "bufs[0] can't be NULL"); + + /* Get the default dataset transfer property list if the user didn't provide one */ + if (H5P_DEFAULT == dxpl_id) { + dxpl_id = H5P_DATASET_XFER_DEFAULT; + } + else { + if (TRUE != H5P_isa_class(dxpl_id, H5P_DATASET_XFER)) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data transfer property list"); + } + + /* Call private function */ + /* (Note compensating for base address addition in internal routine) */ + if (H5FD_write_from_selection(file, type, count, mem_space_ids, file_space_ids, offsets, element_sizes, + bufs) < 0) + HGOTO_ERROR(H5E_VFL, H5E_WRITEERROR, FAIL, "file selection write request failed"); + +done: + FUNC_LEAVE_API(ret_value) +} /* end H5FDwrite_from_selection() */ + +/*------------------------------------------------------------------------- * Function: H5FDflush * * Purpose: Notify driver to flush all cached data. If the driver has no |