diff options
Diffstat (limited to 'src/H5VLnative_object.c')
| -rw-r--r-- | src/H5VLnative_object.c | 571 |
1 files changed, 571 insertions, 0 deletions
diff --git a/src/H5VLnative_object.c b/src/H5VLnative_object.c new file mode 100644 index 0000000..01311c9 --- /dev/null +++ b/src/H5VLnative_object.c @@ -0,0 +1,571 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://www.hdfgroup.org/licenses. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +/* + * Purpose: Object callbacks for the native VOL connector + * + */ + +/****************/ +/* Module Setup */ +/****************/ + +#define H5F_FRIEND /* Suppress error about including H5Fpkg */ +#define H5O_FRIEND /* Suppress error about including H5Opkg */ + +/***********/ +/* Headers */ +/***********/ +#include "H5private.h" /* Generic Functions */ +#include "H5Eprivate.h" /* Error handling */ +#include "H5Fpkg.h" /* Files (pkg needed for id_exists) */ +#include "H5Gprivate.h" /* Groups */ +#include "H5Iprivate.h" /* IDs */ +#include "H5Opkg.h" /* Object headers */ +#include "H5Pprivate.h" /* Property lists */ +#include "H5VLprivate.h" /* Virtual Object Layer */ + +#include "H5VLnative_private.h" /* Native VOL connector */ + +/****************/ +/* Local Macros */ +/****************/ + +/******************/ +/* Local Typedefs */ +/******************/ + +/********************/ +/* Local Prototypes */ +/********************/ + +/*********************/ +/* Package Variables */ +/*********************/ + +/*****************************/ +/* Library Private Variables */ +/*****************************/ + +/*******************/ +/* Local Variables */ +/*******************/ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_object_open + * + * Purpose: Handles the object open callback + * + * Return: Success: object pointer + * Failure: NULL + * + *------------------------------------------------------------------------- + */ +void * +H5VL__native_object_open(void *obj, const H5VL_loc_params_t *loc_params, H5I_type_t *opened_type, + hid_t H5_ATTR_UNUSED dxpl_id, void H5_ATTR_UNUSED **req) +{ + H5G_loc_t loc; + void *ret_value = NULL; + + FUNC_ENTER_PACKAGE + + if (H5G_loc_real(obj, loc_params->obj_type, &loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, NULL, "not a file or file object") + + switch (loc_params->type) { + case H5VL_OBJECT_BY_NAME: { + /* Open the object */ + if (NULL == (ret_value = H5O_open_name(&loc, loc_params->loc_data.loc_by_name.name, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object by name") + break; + } + + case H5VL_OBJECT_BY_IDX: { + /* Open the object */ + if (NULL == (ret_value = H5O__open_by_idx(&loc, loc_params->loc_data.loc_by_idx.name, + loc_params->loc_data.loc_by_idx.idx_type, + loc_params->loc_data.loc_by_idx.order, + loc_params->loc_data.loc_by_idx.n, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object by index") + break; + } + + case H5VL_OBJECT_BY_TOKEN: { + H5O_token_t token = *loc_params->loc_data.loc_by_token.token; + haddr_t addr; + + /* Decode token */ + if (H5VL_native_token_to_addr(loc.oloc->file, H5I_FILE, token, &addr) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTUNSERIALIZE, NULL, + "can't deserialize object token into address") + + /* Open the object */ + if (NULL == (ret_value = H5O__open_by_addr(&loc, addr, opened_type))) + HGOTO_ERROR(H5E_OHDR, H5E_CANTOPENOBJ, NULL, "unable to open object by address") + break; + } + + case H5VL_OBJECT_BY_SELF: + default: + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, NULL, "unknown open parameters") + } /* end switch */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_object_open() */ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_object_copy + * + * Purpose: Handles the object copy callback + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL__native_object_copy(void *src_obj, const H5VL_loc_params_t *loc_params1, const char *src_name, + void *dst_obj, const H5VL_loc_params_t *loc_params2, const char *dst_name, + hid_t ocpypl_id, hid_t lcpl_id, hid_t H5_ATTR_UNUSED dxpl_id, + void H5_ATTR_UNUSED **req) +{ + H5G_loc_t src_loc; /* Source object group location */ + H5G_loc_t dst_loc; /* Destination group location */ + herr_t ret_value = FAIL; + + FUNC_ENTER_PACKAGE + + /* get location for objects */ + if (H5G_loc_real(src_obj, loc_params1->obj_type, &src_loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") + if (H5G_loc_real(dst_obj, loc_params2->obj_type, &dst_loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") + + /* Copy the object */ + if ((ret_value = H5O__copy(&src_loc, src_name, &dst_loc, dst_name, ocpypl_id, lcpl_id)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_object_copy() */ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_object_get + * + * Purpose: Handles the object get callback + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL__native_object_get(void *obj, const H5VL_loc_params_t *loc_params, H5VL_object_get_args_t *args, + hid_t H5_ATTR_UNUSED dxpl_id, void H5_ATTR_UNUSED **req) +{ + herr_t ret_value = SUCCEED; /* Return value */ + H5G_loc_t loc; /* Location of group */ + + FUNC_ENTER_PACKAGE + + if (H5G_loc_real(obj, loc_params->obj_type, &loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") + + switch (args->op_type) { + + /* Object file */ + case H5VL_OBJECT_GET_FILE: { + if (loc_params->type == H5VL_OBJECT_BY_SELF) { + *args->args.get_file.file = (void *)loc.oloc->file; + + /* TODO we currently need to set id_exists to TRUE because + * the upper layer will create an ID from the returned + * object. In theory this should not be needed and id_exists + * should be removed once the H5Fmount code gets fixed. */ + loc.oloc->file->id_exists = TRUE; + } + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown get_file parameters") + + break; + } + + /* Object name */ + case H5VL_OBJECT_GET_NAME: { + if (loc_params->type == H5VL_OBJECT_BY_SELF) { + /* Retrieve object's name */ + if (H5G_get_name(&loc, args->args.get_name.buf, args->args.get_name.buf_size, + args->args.get_name.name_len, NULL) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't retrieve object name") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_TOKEN) { + H5O_loc_t obj_oloc; /* Object location */ + H5O_token_t token = *loc_params->loc_data.loc_by_token.token; + + /* Initialize the object location */ + H5O_loc_reset(&obj_oloc); + obj_oloc.file = loc.oloc->file; + + /* Decode token */ + if (H5VL_native_token_to_addr(obj_oloc.file, H5I_FILE, token, &obj_oloc.addr) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTUNSERIALIZE, FAIL, + "can't deserialize object token into address") + + /* Retrieve object's name */ + if (H5G_get_name_by_addr(loc.oloc->file, &obj_oloc, args->args.get_name.buf, + args->args.get_name.buf_size, args->args.get_name.name_len) < 0) + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't determine object name") + } /* end else-if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown get_name parameters") + + break; + } + + /* Object type */ + case H5VL_OBJECT_GET_TYPE: { + if (loc_params->type == H5VL_OBJECT_BY_TOKEN) { + H5O_loc_t obj_oloc; /* Object location */ + unsigned rc; /* Reference count of object */ + H5O_token_t token = *loc_params->loc_data.loc_by_token.token; + + /* Initialize the object location */ + H5O_loc_reset(&obj_oloc); + obj_oloc.file = loc.oloc->file; + + /* Decode token */ + if (H5VL_native_token_to_addr(obj_oloc.file, H5I_FILE, token, &obj_oloc.addr) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTUNSERIALIZE, FAIL, + "can't deserialize object token into address") + + /* Get the # of links for object, and its type */ + /* (To check to make certain that this object hasn't been deleted) */ + if (H5O_get_rc_and_type(&obj_oloc, &rc, args->args.get_type.obj_type) < 0 || 0 == rc) + HGOTO_ERROR(H5E_REFERENCE, H5E_LINKCOUNT, FAIL, "dereferencing deleted object") + } + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown get_type parameters") + + break; + } + + /* H5Oget_info(_name|_by_idx)3 */ + case H5VL_OBJECT_GET_INFO: { + if (loc_params->type == H5VL_OBJECT_BY_SELF) { + if (H5G_loc_info(&loc, ".", args->args.get_info.oinfo, args->args.get_info.fields) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_NAME) { + if (H5G_loc_info(&loc, loc_params->loc_data.loc_by_name.name, args->args.get_info.oinfo, + args->args.get_info.fields) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end else-if */ + else if (loc_params->type == H5VL_OBJECT_BY_IDX) { + H5G_loc_t obj_loc; /* Location used to open group */ + H5G_name_t obj_path; /* Opened object group hier. path */ + H5O_loc_t obj_oloc; /* Opened object object location */ + + /* Set up opened group location to fill in */ + obj_loc.oloc = &obj_oloc; + obj_loc.path = &obj_path; + H5G_loc_reset(&obj_loc); + + /* Find the object's location, according to the order in the index */ + if (H5G_loc_find_by_idx(&loc, loc_params->loc_data.loc_by_idx.name, + loc_params->loc_data.loc_by_idx.idx_type, + loc_params->loc_data.loc_by_idx.order, + loc_params->loc_data.loc_by_idx.n, &obj_loc /*out*/) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "group not found") + + /* Retrieve the object's information */ + if (H5O_get_info(obj_loc.oloc, args->args.get_info.oinfo, args->args.get_info.fields) < 0) { + H5G_loc_free(&obj_loc); + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't retrieve object info") + } /* end if */ + + /* Release the object location */ + if (H5G_loc_free(&obj_loc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "can't free location") + } /* end else-if */ + else + HGOTO_ERROR(H5E_OHDR, H5E_UNSUPPORTED, FAIL, "unknown get info parameters") + + break; + } + + default: + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't get this type of information from object") + } /* end switch */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_object_get() */ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_object_specific + * + * Purpose: Handles the object specific callback + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL__native_object_specific(void *obj, const H5VL_loc_params_t *loc_params, + H5VL_object_specific_args_t *args, hid_t H5_ATTR_UNUSED dxpl_id, + void H5_ATTR_UNUSED **req) +{ + H5G_loc_t loc; + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_PACKAGE + + if (H5G_loc_real(obj, loc_params->obj_type, &loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") + + switch (args->op_type) { + /* H5Oincr_refcount / H5Odecr_refcount */ + case H5VL_OBJECT_CHANGE_REF_COUNT: { + if (H5O_link(loc.oloc, args->args.change_rc.delta) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_LINKCOUNT, FAIL, "modifying object link count failed") + + break; + } + + /* H5Oexists_by_name */ + case H5VL_OBJECT_EXISTS: { + if (loc_params->type == H5VL_OBJECT_BY_NAME) { + /* Check if the object exists */ + if (H5G_loc_exists(&loc, loc_params->loc_data.loc_by_name.name, args->args.exists.exists) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "unable to determine if '%s' exists", + loc_params->loc_data.loc_by_name.name) + } /* end if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown object exists parameters") + + break; + } + + /* Lookup object */ + case H5VL_OBJECT_LOOKUP: { + if (loc_params->type == H5VL_OBJECT_BY_NAME) { + H5G_loc_t obj_loc; /* Group hier. location of object */ + H5G_name_t obj_path; /* Object group hier. path */ + H5O_loc_t obj_oloc; /* Object object location */ + + /* Set up opened group location to fill in */ + obj_loc.oloc = &obj_oloc; + obj_loc.path = &obj_path; + H5G_loc_reset(&obj_loc); + + /* Find the object */ + if (H5G_loc_find(&loc, loc_params->loc_data.loc_by_name.name, &obj_loc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + + /* Encode token */ + if (H5VL_native_addr_to_token(loc.oloc->file, H5I_FILE, obj_loc.oloc->addr, + args->args.lookup.token_ptr) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTSERIALIZE, FAIL, + "can't serialize address into object token") + + /* Release the object location */ + if (H5G_loc_free(&obj_loc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "can't free location") + } /* end if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown object exists parameters") + break; + } + + /* H5Ovisit/H5Ovisit_by_name */ + case H5VL_OBJECT_VISIT: { + H5VL_object_visit_args_t *visit_args = &args->args.visit; + + /* Call internal object visitation routine */ + if (loc_params->type == H5VL_OBJECT_BY_SELF) { + if ((ret_value = H5O__visit(&loc, ".", visit_args->idx_type, visit_args->order, + visit_args->op, visit_args->op_data, visit_args->fields)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_BADITER, FAIL, "object visitation failed") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_NAME) { + if ((ret_value = H5O__visit(&loc, loc_params->loc_data.loc_by_name.name, visit_args->idx_type, + visit_args->order, visit_args->op, visit_args->op_data, + visit_args->fields)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_BADITER, FAIL, "object visitation failed") + } /* end else-if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown object visit params"); + + break; + } + + case H5VL_OBJECT_FLUSH: { + /* Flush the object's metadata */ + if (H5O_flush(loc.oloc, args->args.flush.obj_id) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTFLUSH, FAIL, "unable to flush object") + + break; + } + + case H5VL_OBJECT_REFRESH: { + /* Refresh the metadata */ + if (H5O_refresh_metadata(loc.oloc, args->args.refresh.obj_id) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTLOAD, FAIL, "unable to refresh object") + + break; + } + + default: + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't recognize this operation type") + } /* end switch */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_object_specific() */ + +/*------------------------------------------------------------------------- + * Function: H5VL__native_object_optional + * + * Purpose: Handles the object optional callback + * + * Return: SUCCEED/FAIL + * + *------------------------------------------------------------------------- + */ +herr_t +H5VL__native_object_optional(void *obj, const H5VL_loc_params_t *loc_params, H5VL_optional_args_t *args, + hid_t H5_ATTR_UNUSED dxpl_id, void H5_ATTR_UNUSED **req) +{ + H5G_loc_t loc; /* Location of group */ + H5VL_native_object_optional_args_t *opt_args = args->args; /* Pointer to native operation's arguments */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_PACKAGE + + if (H5G_loc_real(obj, loc_params->obj_type, &loc) < 0) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") + + switch (args->op_type) { + /* H5Oget_comment / H5Oget_comment_by_name */ + case H5VL_NATIVE_OBJECT_GET_COMMENT: { + H5VL_native_object_get_comment_t *gc_args = &opt_args->get_comment; + + /* Retrieve the object's comment */ + if (loc_params->type == H5VL_OBJECT_BY_SELF) { /* H5Oget_comment */ + if (H5G_loc_get_comment(&loc, ".", gc_args->buf, gc_args->buf_size, gc_args->comment_len) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't get comment for object") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_NAME) { /* H5Oget_comment_by_name */ + if (H5G_loc_get_comment(&loc, loc_params->loc_data.loc_by_name.name, gc_args->buf, + gc_args->buf_size, gc_args->comment_len) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't get comment for object") + } /* end else-if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown set_coment parameters") + + break; + } + + /* H5Oset_comment */ + case H5VL_NATIVE_OBJECT_SET_COMMENT: { + if (loc_params->type == H5VL_OBJECT_BY_SELF) { /* H5Oset_comment */ + if (H5G_loc_set_comment(&loc, ".", opt_args->set_comment.comment) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_NAME) { /* H5Oset_comment_by_name */ + if (H5G_loc_set_comment(&loc, loc_params->loc_data.loc_by_name.name, + opt_args->set_comment.comment) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end else-if */ + else + HGOTO_ERROR(H5E_VOL, H5E_UNSUPPORTED, FAIL, "unknown set_coment parameters") + + break; + } + + /* H5Odisable_mdc_flushes */ + case H5VL_NATIVE_OBJECT_DISABLE_MDC_FLUSHES: { + if (H5O__disable_mdc_flushes(loc.oloc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTCORK, FAIL, "unable to cork the metadata cache"); + + break; + } + + /* H5Oenable_mdc_flushes */ + case H5VL_NATIVE_OBJECT_ENABLE_MDC_FLUSHES: { + if (H5O__enable_mdc_flushes(loc.oloc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTUNCORK, FAIL, "unable to uncork the metadata cache"); + + break; + } + + /* H5Oare_mdc_flushes_disabled */ + case H5VL_NATIVE_OBJECT_ARE_MDC_FLUSHES_DISABLED: { + if (H5O__are_mdc_flushes_disabled(loc.oloc, opt_args->are_mdc_flushes_disabled.flag) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "unable to determine metadata cache cork status"); + + break; + } + + /* H5Oget_native_info(_name|_by_idx) */ + case H5VL_NATIVE_OBJECT_GET_NATIVE_INFO: { + H5VL_native_object_get_native_info_t *gni_args = &opt_args->get_native_info; + + /* Use the original H5Oget_info code to get the data */ + if (loc_params->type == H5VL_OBJECT_BY_SELF) { + if (H5G_loc_native_info(&loc, ".", gni_args->ninfo, gni_args->fields) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end if */ + else if (loc_params->type == H5VL_OBJECT_BY_NAME) { /* H5Oget_info_by_name */ + if (H5G_loc_native_info(&loc, loc_params->loc_data.loc_by_name.name, gni_args->ninfo, + gni_args->fields) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "object not found") + } /* end else-if */ + else if (loc_params->type == H5VL_OBJECT_BY_IDX) { /* H5Oget_info_by_idx */ + H5G_loc_t obj_loc; /* Location used to open group */ + H5G_name_t obj_path; /* Opened object group hier. path */ + H5O_loc_t obj_oloc; /* Opened object object location */ + + /* Set up opened group location to fill in */ + obj_loc.oloc = &obj_oloc; + obj_loc.path = &obj_path; + H5G_loc_reset(&obj_loc); + + /* Find the object's location, according to the order in the index */ + if (H5G_loc_find_by_idx(&loc, loc_params->loc_data.loc_by_idx.name, + loc_params->loc_data.loc_by_idx.idx_type, + loc_params->loc_data.loc_by_idx.order, + loc_params->loc_data.loc_by_idx.n, &obj_loc /*out*/) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_NOTFOUND, FAIL, "group not found") + + if (H5O_get_native_info(obj_loc.oloc, gni_args->ninfo, gni_args->fields) < 0) { + H5G_loc_free(&obj_loc); + HGOTO_ERROR(H5E_OHDR, H5E_CANTGET, FAIL, "can't retrieve object info") + } /* end if */ + + /* Release the object location */ + if (H5G_loc_free(&obj_loc) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTRELEASE, FAIL, "can't free location") + } /* end else-if */ + else + HGOTO_ERROR(H5E_OHDR, H5E_UNSUPPORTED, FAIL, "unknown get info parameters") + + break; + } + + default: + HGOTO_ERROR(H5E_VOL, H5E_CANTGET, FAIL, "can't perform this operation on object"); + } /* end switch */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5VL__native_object_optional() */ |