diff options
Diffstat (limited to 'src/H5D.c')
| -rw-r--r-- | src/H5D.c | 229 |
1 files changed, 23 insertions, 206 deletions
@@ -63,10 +63,6 @@ H5FL_BLK_EXTERN(vlen_fl_buf); /* Library Private Variables */ /*****************************/ -/* Declare extern the free list to manage blocks of type conversion data */ -H5FL_BLK_EXTERN(type_conv); - - /*******************/ /* Local Variables */ /*******************/ @@ -331,33 +327,15 @@ done: hid_t H5Dget_space(hid_t dset_id) { - H5D_t *dset = NULL; - H5S_t *space = NULL; - hid_t ret_value; + hid_t ret_value = FAIL; FUNC_ENTER_API(FAIL) H5TRACE1("i", "i", dset_id); - /* Check args */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - - /* Read the data space message and return a data space object */ - if(NULL == (space = H5S_copy(dset->shared->space, FALSE, TRUE))) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to get data space") - - /* Create an atom */ - if((ret_value = H5I_register (H5I_DATASPACE, space, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register data space") - + /* get the dataspace through the VOL */ + if(H5VL_dataset_get(dset_id, H5D_GET_SPACE, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get data space") done: - if(ret_value < 0) { - if(space!=NULL) { - if(H5S_close(space) < 0) - HDONE_ERROR(H5E_DATASET, H5E_CLOSEERROR, FAIL, "unable to release dataspace") - } /* end if */ - } /* end if */ - FUNC_LEAVE_API(ret_value) } @@ -379,19 +357,14 @@ done: herr_t H5Dget_space_status(hid_t dset_id, H5D_space_status_t *allocation) { - H5D_t *dset = NULL; herr_t ret_value = SUCCEED; FUNC_ENTER_API(FAIL) H5TRACE2("e", "i*Ds", dset_id, allocation); - /* Check arguments */ - if(NULL==(dset=(H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - - /* Read data space address and return */ - if(FAIL==(ret_value=H5D_get_space_status(dset, allocation, H5AC_ind_dxpl_id))) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to get space status") + /* Read data space address through the VOL and return */ + if((ret_value=H5VL_dataset_get(dset_id, H5D_GET_SPACE_STATUS, 1, allocation)) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get space status") done: FUNC_LEAVE_API(ret_value) @@ -417,44 +390,16 @@ done: hid_t H5Dget_type(hid_t dset_id) { - - H5D_t *dset; /* Dataset */ - H5T_t *dt = NULL; /* Datatype to return */ - hid_t ret_value; /* Return value */ + hid_t ret_value = FAIL; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("i", "i", dset_id); - /* Check args */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - - /* Patch the datatype's "top level" file pointer */ - if(H5T_patch_file(dset->shared->type, dset->oloc.file) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to patch datatype's file pointer") - - /* Copy the dataset's datatype */ - if(NULL == (dt = H5T_copy(dset->shared->type, H5T_COPY_REOPEN))) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to copy datatype") - - /* Mark any datatypes as being in memory now */ - if(H5T_set_loc(dt, NULL, H5T_LOC_MEMORY) < 0) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "invalid datatype location") - - /* Lock copied type */ - if(H5T_lock(dt, FALSE) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to lock transient datatype") - - /* Create an atom */ - if((ret_value = H5I_register(H5I_DATATYPE, dt, TRUE)) < 0) - HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register datatype") + /* get the datatype through the VOL */ + if(H5VL_dataset_get(dset_id, H5D_GET_TYPE, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get datatype") done: - if(ret_value < 0) { - if(dt && H5T_close(dt) < 0) - HDONE_ERROR(H5E_DATASET, H5E_CLOSEERROR, FAIL, "unable to release datatype") - } /* end if */ - FUNC_LEAVE_API(ret_value) } /* end H5Dget_type() */ @@ -478,104 +423,15 @@ done: hid_t H5Dget_create_plist(hid_t dset_id) { - H5D_t *dset; /* Dataset structure */ - H5P_genplist_t *dcpl_plist; /* Dataset's DCPL */ - H5P_genplist_t *new_plist; /* Copy of dataset's DCPL */ - H5O_fill_t copied_fill; /* Fill value to tweak */ - hid_t new_dcpl_id = FAIL; - hid_t ret_value; /* Return value */ + hid_t ret_value = FAIL; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("i", "i", dset_id); - /* Check args */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - if(NULL == (dcpl_plist = (H5P_genplist_t *)H5I_object(dset->shared->dcpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get property list") - - /* Copy the creation property list */ - if((new_dcpl_id = H5P_copy_plist(dcpl_plist, TRUE)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "unable to copy the creation property list") - if(NULL == (new_plist = (H5P_genplist_t *)H5I_object(new_dcpl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "can't get property list") - - /* Retrieve any object creation properties */ - if(H5O_get_create_plist(&dset->oloc, H5AC_ind_dxpl_id, new_plist) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTGET, FAIL, "can't get object creation info") - - /* Get the fill value property */ - if(H5P_get(new_plist, H5D_CRT_FILL_VALUE_NAME, &copied_fill) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get fill value") - - /* Check if there is a fill value, but no type yet */ - if(copied_fill.buf != NULL && copied_fill.type == NULL) { - H5T_path_t *tpath; /* Conversion information*/ - - /* Copy the dataset type into the fill value message */ - if(NULL == (copied_fill.type = H5T_copy(dset->shared->type, H5T_COPY_TRANSIENT))) - HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to copy dataset datatype for fill value") - - /* Set up type conversion function */ - if(NULL == (tpath = H5T_path_find(dset->shared->type, copied_fill.type, NULL, NULL, H5AC_ind_dxpl_id, FALSE))) - HGOTO_ERROR(H5E_DATASET, H5E_UNSUPPORTED, FAIL, "unable to convert between src and dest data types") - - /* Convert disk form of fill value into memory form */ - if(!H5T_path_noop(tpath)) { - hid_t dst_id, src_id; /* Source & destination datatypes for type conversion */ - uint8_t *bkg_buf = NULL; /* Background conversion buffer */ - size_t bkg_size; /* Size of background buffer */ - - /* Wrap copies of types to convert */ - dst_id = H5I_register(H5I_DATATYPE, H5T_copy(copied_fill.type, H5T_COPY_TRANSIENT), FALSE); - if(dst_id < 0) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to copy/register datatype") - src_id = H5I_register(H5I_DATATYPE, H5T_copy(dset->shared->type, H5T_COPY_ALL), FALSE); - if(src_id < 0) { - H5I_dec_ref(dst_id); - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to copy/register datatype") - } /* end if */ - - /* Allocate a background buffer */ - bkg_size = MAX(H5T_GET_SIZE(copied_fill.type), H5T_GET_SIZE(dset->shared->type)); - if(H5T_path_bkg(tpath) && NULL == (bkg_buf = H5FL_BLK_CALLOC(type_conv, bkg_size))) { - H5I_dec_ref(src_id); - H5I_dec_ref(dst_id); - HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed") - } /* end if */ - - /* Convert fill value */ - if(H5T_convert(tpath, src_id, dst_id, (size_t)1, (size_t)0, (size_t)0, copied_fill.buf, bkg_buf, H5AC_ind_dxpl_id) < 0) { - H5I_dec_ref(src_id); - H5I_dec_ref(dst_id); - if(bkg_buf) - bkg_buf = H5FL_BLK_FREE(type_conv, bkg_buf); - HGOTO_ERROR(H5E_DATASET, H5E_CANTCONVERT, FAIL, "datatype conversion failed") - } /* end if */ - - /* Release local resources */ - if(H5I_dec_ref(src_id) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "unable to close temporary object") - if(H5I_dec_ref(dst_id) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "unable to close temporary object") - if(bkg_buf) - bkg_buf = H5FL_BLK_FREE(type_conv, bkg_buf); - } /* end if */ - } /* end if */ - - /* Set back the fill value property to property list */ - if(H5P_set(new_plist, H5D_CRT_FILL_VALUE_NAME, &copied_fill) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTSET, FAIL, "unable to set property list fill value") - - /* Set the return value */ - ret_value = new_dcpl_id; + if(H5VL_dataset_get(dset_id, H5D_GET_DCPL, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get dataset creation properties") done: - if(ret_value < 0) - if(new_dcpl_id > 0) - if(H5I_dec_app_ref(new_dcpl_id) < 0) - HDONE_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "unable to close temporary object") - FUNC_LEAVE_API(ret_value) } /* end H5Dget_create_plist() */ @@ -616,45 +472,14 @@ done: hid_t H5Dget_access_plist(hid_t dset_id) { - H5D_t *dset; /* Dataset structure */ - H5P_genplist_t *old_plist; /* Default DAPL */ - H5P_genplist_t *new_plist; /* New DAPL */ - hid_t new_dapl_id = FAIL; - hid_t ret_value; /* Return value */ + hid_t ret_value = FAIL; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("i", "i", dset_id); - /* Check args */ - if (NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a dataset") - - /* Make a copy of the default dataset access property list */ - if (NULL == (old_plist = (H5P_genplist_t *)H5I_object(H5P_LST_DATASET_ACCESS_g))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a property list") - if ((new_dapl_id = H5P_copy_plist(old_plist, TRUE)) < 0) - HGOTO_ERROR(H5E_INTERNAL, H5E_CANTINIT, FAIL, "can't copy dataset access property list") - if (NULL == (new_plist = (H5P_genplist_t *)H5I_object(new_dapl_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a property list") - - /* If the dataset is chunked then copy the rdcc parameters */ - if (dset->shared->layout.type == H5D_CHUNKED) { - if (H5P_set(new_plist, H5D_ACS_DATA_CACHE_NUM_SLOTS_NAME, &(dset->shared->cache.chunk.nslots)) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set data cache number of slots") - if (H5P_set(new_plist, H5D_ACS_DATA_CACHE_BYTE_SIZE_NAME, &(dset->shared->cache.chunk.nbytes_max)) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set data cache byte size") - if (H5P_set(new_plist, H5D_ACS_PREEMPT_READ_CHUNKS_NAME, &(dset->shared->cache.chunk.w0)) < 0) - HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set preempt read chunks") - } /* end if */ - - /* Set the return value */ - ret_value = new_dapl_id; - + if(H5VL_dataset_get(dset_id, H5D_GET_DAPL, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get dataset access properties") done: - if(ret_value < 0) - if(new_dapl_id >= 0) - if(H5I_dec_app_ref(new_dapl_id) < 0) - HDONE_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "unable to close temporary object") FUNC_LEAVE_API(ret_value) } /* end H5Dget_access_plist() */ @@ -681,18 +506,14 @@ done: hsize_t H5Dget_storage_size(hid_t dset_id) { - H5D_t *dset; /* Dataset to query */ hsize_t ret_value; /* Return value */ FUNC_ENTER_API(0) H5TRACE1("h", "i", dset_id); - /* Check args */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, 0, "not a dataset") - - /* Set return value */ - ret_value = H5D_get_storage_size(dset, H5AC_ind_dxpl_id); + /* get storage size through the VOL */ + if(H5VL_dataset_get(dset_id, H5D_GET_STORAGE_SIZE, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get storage size") done: FUNC_LEAVE_API(ret_value) @@ -716,18 +537,14 @@ done: haddr_t H5Dget_offset(hid_t dset_id) { - H5D_t *dset; /* Dataset to query */ haddr_t ret_value; /* Return value */ FUNC_ENTER_API(HADDR_UNDEF) H5TRACE1("a", "i", dset_id); - /* Check args */ - if(NULL == (dset = (H5D_t *)H5I_object_verify(dset_id, H5I_DATASET))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, HADDR_UNDEF, "not a dataset") - - /* Set return value */ - ret_value = H5D_get_offset(dset); + /* get offset through the VOL */ + if(H5VL_dataset_get(dset_id, H5D_GET_OFFSET, 1, &ret_value) < 0) + HGOTO_ERROR(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get offset") done: FUNC_LEAVE_API(ret_value) |