diff options
Diffstat (limited to 'src/H5Dio.c')
-rw-r--r-- | src/H5Dio.c | 111 |
1 files changed, 58 insertions, 53 deletions
diff --git a/src/H5Dio.c b/src/H5Dio.c index 90e4983..b91d7f8 100644 --- a/src/H5Dio.c +++ b/src/H5Dio.c @@ -55,8 +55,8 @@ static herr_t H5D__write(H5D_t *dataset, hid_t mem_type_id, const H5S_t *mem_space, const H5S_t *file_space, hid_t dset_xfer_plist, const void *buf); -static herr_t H5D__pre_write(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); +static herr_t H5D__pre_write(H5D_t *dset, hbool_t direct_write, hid_t mem_type_id, + const H5S_t *mem_space, const H5S_t *file_space, hid_t dxpl_id, const void *buf); /* Setup/teardown routines */ static herr_t H5D__ioinfo_init(H5D_t *dset, @@ -212,16 +212,62 @@ 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) { + H5D_t *dset = NULL; + H5P_genplist_t *plist; /* Property list pointer */ + const H5S_t *mem_space = NULL; + const H5S_t *file_space = NULL; + hbool_t direct_write = FALSE; 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); - if(!dset_id) + /* check arguments */ + if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") + if(NULL == dset->oloc.file) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file") + + /* 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 xfer parms") + + /* Get the dataset transfer property list */ + if(NULL == (plist = (H5P_genplist_t *)H5I_object(dxpl_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset transfer property list") + + /* Retrieve the 'direct write' flag */ + if(H5P_get(plist, H5D_XFER_DIRECT_CHUNK_WRITE_FLAG_NAME, &direct_write) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "error getting flag for direct chunk write") + + /* Check dataspace selections if this is not a direct write */ + if(!direct_write) { + if(mem_space_id < 0 || file_space_id < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") + + if(H5S_ALL != mem_space_id) { + if(NULL == (mem_space = (const H5S_t *)H5I_object_verify(mem_space_id, H5I_DATASPACE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") + + /* Check for valid selection */ + if(H5S_SELECT_VALID(mem_space) != TRUE) + HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, "memory selection+offset not within extent") + } /* end if */ + if(H5S_ALL != file_space_id) { + if(NULL == (file_space = (const H5S_t *)H5I_object_verify(file_space_id, H5I_DATASPACE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") - if(H5D__pre_write(dset_id, mem_type_id, mem_space_id, file_space_id, dxpl_id, buf) < 0) + /* Check for valid selection */ + if(H5S_SELECT_VALID(file_space) != TRUE) + HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, "file selection+offset not within extent") + } /* end if */ + } + + if(H5D__pre_write(dset, direct_write, mem_type_id, mem_space, file_space, dxpl_id, buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't prepare for writing data") done: @@ -242,39 +288,17 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5D__pre_write(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) +H5D__pre_write(H5D_t *dset, hbool_t direct_write, hid_t mem_type_id, + const H5S_t *mem_space, const H5S_t *file_space, + hid_t dxpl_id, const void *buf) { - H5D_t *dset = NULL; - H5P_genplist_t *plist; /* Property list pointer */ - hbool_t direct_write = FALSE; herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_STATIC - /* check arguments */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - if(NULL == dset->oloc.file) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file") - - /* 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 xfer parms") - - /* Get the dataset transfer property list */ - if(NULL == (plist = (H5P_genplist_t *)H5I_object(dxpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset transfer property list") - - /* Retrieve the 'direct write' flag */ - if(H5P_get(plist, H5D_XFER_DIRECT_CHUNK_WRITE_FLAG_NAME, &direct_write) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "error getting flag for direct chunk write") - /* Direct chunk write */ if(direct_write) { + H5P_genplist_t *plist; /* Property list pointer */ uint32_t direct_filters; hsize_t *direct_offset; uint32_t direct_datasize; @@ -283,6 +307,10 @@ H5D__pre_write(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, hsize_t internal_offset[H5O_LAYOUT_NDIMS]; int i; + /* Get the dataset transfer property list */ + if(NULL == (plist = (H5P_genplist_t *)H5I_object(dxpl_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset transfer property list") + if(H5D_CHUNKED != dset->shared->layout.type) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a chunked dataset") @@ -319,29 +347,6 @@ H5D__pre_write(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write chunk directly") } /* end if */ else { /* Normal write */ - const H5S_t *mem_space = NULL; - const H5S_t *file_space = NULL; - - if(mem_space_id < 0 || file_space_id < 0) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") - - if(H5S_ALL != mem_space_id) { - if(NULL == (mem_space = (const H5S_t *)H5I_object_verify(mem_space_id, H5I_DATASPACE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") - - /* Check for valid selection */ - if(H5S_SELECT_VALID(mem_space) != TRUE) - HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, "memory selection+offset not within extent") - } /* end if */ - if(H5S_ALL != file_space_id) { - if(NULL == (file_space = (const H5S_t *)H5I_object_verify(file_space_id, H5I_DATASPACE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataspace") - - /* Check for valid selection */ - if(H5S_SELECT_VALID(file_space) != TRUE) - HGOTO_ERROR(H5E_DATASPACE, H5E_BADRANGE, FAIL, "file selection+offset not within extent") - } /* end if */ - /* write raw data */ if(H5D__write(dset, mem_type_id, mem_space, file_space, dxpl_id, buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "can't write data") |