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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* 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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "H5VLiod_server.h"
#ifdef H5_HAVE_EFF
/*
* Programmer: Mohamad Chaarawi <chaarawi@hdfgroup.gov>
* June, 2013
*
* Purpose: The IOD plugin server side attribute routines.
*/
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_create_cb
*
* Purpose: Creates a attr as a iod object.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_create_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_create_in_t *input = (attr_create_in_t *)op_data->input;
attr_create_out_t output;
iod_handle_t coh = input->coh; /* container handle */
iod_handles_t loc_handle = input->loc_oh; /* location handle to start lookup */
iod_obj_id_t loc_id = input->loc_id; /* The ID of the current location object */
iod_obj_id_t loc_attrkv_id = input->loc_attrkv_id; /* The ID of the attribute KV of the location object*/
iod_obj_id_t attr_id = input->attr_id; /* The ID of the attribute that needs to be created */
iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV to be created */
iod_trans_id_t wtid = input->trans_num;
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_handles_t attr_oh, obj_oh; /* object handles */
iod_handle_t attr_kv_oh, mdkv_oh;
iod_obj_id_t obj_id;
const char *loc_name = input->path; /* path to start hierarchy traversal */
const char *attr_name = input->attr_name; /* attribute's name */
iod_array_struct_t array; /* IOD array structure for attribute's creation */
iod_size_t *max_dims; /* MAX dims for IOD */
scratch_pad sp;
iod_checksum_t sp_cs = 0;
iod_size_t array_dims[H5S_MAX_RANK], current_dims[H5S_MAX_RANK];
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute create %s at %"PRIu64" with ID %"PRIx64"\n",
attr_name, loc_handle.wr_oh, attr_id);
#endif
/* Open the object where the attribute needs to be created. */
if(H5VL_iod_server_open_path(coh, loc_id, loc_handle, loc_name, rtid,
&obj_id, &obj_oh) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't open object");
/* Set the IOD array creation parameters */
array.cell_size = (uint32_t)H5Tget_size(input->type_id);
array.num_dims = (uint32_t)H5Sget_simple_extent_ndims(input->space_id);
if(H5Sget_simple_extent_dims(input->space_id, current_dims, array_dims) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "can't get dimentions' sizes");
array.firstdim_max = array_dims[0];
array.current_dims = current_dims;
array.chunk_dims = NULL;
/* create the attribute */
if(iod_obj_create(coh, wtid, NULL, IOD_OBJ_ARRAY, NULL,
&array, &attr_id, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't create Attribute");
if (iod_obj_open_read(coh, attr_id, NULL, &attr_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open attribute");
if (iod_obj_open_write(coh, attr_id, NULL, &attr_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open attribute");
/* create the metadata KV object for the attribute */
if(iod_obj_create(coh, wtid, NULL, IOD_OBJ_KV, NULL, NULL, &mdkv_id, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't create metadata KV object");
/* set values for the scratch pad object */
sp[0] = mdkv_id;
sp[1] = IOD_OBJ_INVALID;
sp[2] = IOD_OBJ_INVALID;
sp[3] = IOD_OBJ_INVALID;
/* set scratch pad in attribute */
if(cs_scope & H5_CHECKSUM_IOD) {
sp_cs = H5_checksum_crc64(&sp, sizeof(sp));
if (iod_obj_set_scratch(attr_oh.wr_oh, wtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set scratch pad");
}
else {
if (iod_obj_set_scratch(attr_oh.wr_oh, wtid, &sp, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set scratch pad");
}
/* Open Metadata KV object for write */
if (iod_obj_open_write(coh, mdkv_id, NULL, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't create scratch pad");
/* insert object type metadata */
if(H5VL_iod_insert_object_type(mdkv_oh, wtid, H5I_ATTR, NULL, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't insert KV value");
/* MSC - need to check size of datatype if it fits in
entry otherwise create a BLOB */
/* insert datatype metadata */
if(H5VL_iod_insert_datatype(mdkv_oh, wtid, input->type_id, NULL, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't insert KV value");
/* insert dataspace metadata */
if(H5VL_iod_insert_dataspace(mdkv_oh, wtid, input->space_id, NULL, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't insert KV value");
/* close the Metadata KV object */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
/* if the starting location is not the last component, need to
read the attrkv_id of the last object where attribute needs
to be created */
if(loc_id != obj_id || loc_attrkv_id == IOD_OBJ_INVALID) {
/* get scratch pad of the parent */
if(iod_obj_get_scratch(obj_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* open the attribute KV in scratch pad */
if (iod_obj_open_write(coh, sp[1], NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
else {
/* open the attribute KV */
if (iod_obj_open_write(coh, loc_attrkv_id, NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
/* insert new attribute in scratch pad of current object */
if(H5VL_iod_insert_new_link(attr_kv_oh, wtid, attr_name,
H5L_TYPE_HARD, &attr_id, NULL, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't insert KV value");
/* close the Attribute KV object */
if(iod_obj_close(attr_kv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
/* close parent group if it is not the location we started the
traversal into */
if(loc_handle.rd_oh.cookie != obj_oh.rd_oh.cookie) {
iod_obj_close(obj_oh.rd_oh, NULL, NULL);
}
output.iod_oh.rd_oh.cookie = attr_oh.rd_oh.cookie;
output.iod_oh.wr_oh.cookie = attr_oh.wr_oh.cookie;
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr create, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &output);
done:
/* return an UNDEFINED oh to the client if the operation failed */
if(ret_value < 0) {
fprintf(stderr, "Failed Attribute Create\n");
output.iod_oh.rd_oh.cookie = IOD_OH_UNDEFINED;
output.iod_oh.wr_oh.cookie = IOD_OH_UNDEFINED;
HG_Handler_start_output(op_data->hg_handle, &output);
}
input = (attr_create_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_create_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_open_cb
*
* Purpose: Opens a attribute as a iod object.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_open_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_open_in_t *input = (attr_open_in_t *)op_data->input;
attr_open_out_t output;
iod_handle_t coh = input->coh; /* container handle */
iod_handles_t loc_handle = input->loc_oh; /* location handle to start traversal */
iod_obj_id_t loc_id = input->loc_id; /* location ID */
iod_obj_id_t loc_attrkv_id = input->loc_attrkv_id; /* The ID of the attribute KV of the location object*/
const char *loc_name = input->path; /* current path to start traversal */
const char *attr_name = input->attr_name; /* attribute's name to open */
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_handles_t attr_oh, obj_oh;
iod_handle_t attr_kv_oh, mdkv_oh;
iod_obj_id_t obj_id;
iod_obj_id_t attr_id;
scratch_pad sp;
iod_checksum_t sp_cs = 0;
H5VL_iod_link_t iod_link;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute open %s at %s (OH %"PRIu64" ID %"PRIx64")\n",
attr_name, loc_name, loc_handle.rd_oh.cookie, loc_id);
#endif
/* Open the object where the attribute needs to be opened. */
if(H5VL_iod_server_open_path(coh, loc_id, loc_handle, loc_name,
rtid, &obj_id, &obj_oh) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't open object");
#if H5VL_IOD_DEBUG
fprintf(stderr, "Attribute is on object (OH %"PRIu64" ID %"PRIx64")\n",
obj_oh.rd_oh.cookie, obj_id);
#endif
/* if the starting location is not the last component, need to
read the attrkv_id of the last object where attribute needs
to be created */
if(loc_id != obj_id || loc_attrkv_id == IOD_OBJ_INVALID) {
/* get scratch pad of the object */
if(iod_obj_get_scratch(obj_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* if attribute KV does not exist, return error*/
if(IOD_OBJ_INVALID == sp[1])
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "Object has no attributes");
/* open the attribute KV in scratch pad */
if (iod_obj_open_read(coh, sp[1], NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
else {
/* open the attribute KV */
if (iod_obj_open_read(coh, loc_attrkv_id, NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
/* get attribute ID */
if(H5VL_iod_get_metadata(attr_kv_oh, rtid, H5VL_IOD_LINK,
attr_name, NULL, NULL, &iod_link) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve Attribute ID from parent KV store");
HDassert(iod_link.link_type == H5L_TYPE_HARD);
attr_id = iod_link.u.iod_id;
/* close parent group if it is not the location we started the
traversal into */
if(loc_handle.rd_oh.cookie != obj_oh.rd_oh.cookie) {
iod_obj_close(obj_oh.rd_oh, NULL, NULL);
}
/* close the attribute KV holder */
iod_obj_close(attr_kv_oh, NULL, NULL);
/* open the attribute */
if (iod_obj_open_read(coh, attr_id, NULL /*hints*/, &attr_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open current group");
if (iod_obj_open_write(coh, attr_id, NULL /*hints*/, &attr_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open current group");
/* get scratch pad of the attribute */
if(iod_obj_get_scratch(attr_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* open the metadata scratch pad of the attribute */
if (iod_obj_open_read(coh, sp[0], NULL /*hints*/, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_FILE, H5E_CANTINIT, FAIL, "can't open scratch pad");
if(H5VL_iod_get_metadata(mdkv_oh, rtid, H5VL_IOD_DATATYPE,
H5VL_IOD_KEY_OBJ_DATATYPE,
NULL, NULL, &output.type_id) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "failed to retrieve datatype");
if(H5VL_iod_get_metadata(mdkv_oh, rtid, H5VL_IOD_DATASPACE,
H5VL_IOD_KEY_OBJ_DATASPACE,
NULL, NULL, &output.space_id) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "failed to retrieve dataspace");
/* close the metadata scratch pad */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
output.iod_id = attr_id;
output.mdkv_id = sp[0];
output.iod_oh.rd_oh.cookie = attr_oh.rd_oh.cookie;
output.iod_oh.wr_oh.cookie = attr_oh.wr_oh.cookie;
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr open, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &output);
done:
if(ret_value < 0) {
output.iod_oh.rd_oh.cookie = IOD_OH_UNDEFINED;
output.iod_oh.wr_oh.cookie = IOD_OH_UNDEFINED;
output.iod_id = IOD_OBJ_INVALID;
HG_Handler_start_output(op_data->hg_handle, &output);
}
//H5Sclose(output.space_id);
//H5Tclose(output.type_id);
input = (attr_open_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_open_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_read_cb
*
* Purpose: Reads from IOD into the function shipper BDS handle.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_read_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_io_in_t *input = (attr_io_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_handle_t iod_oh = input->iod_oh.rd_oh; /* attribute's object handle */
iod_obj_id_t iod_id = input->iod_id; /* attribute's ID */
//iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV */
hg_bulk_t bulk_handle = input->bulk_handle; /* bulk handle for data */
//hid_t type_id = input->type_id; /* datatype ID of data */
hid_t space_id = input->space_id; /* dataspace of attribute */
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
hg_bulk_block_t bulk_block_handle; /* HG block handle */
hg_bulk_request_t bulk_request; /* HG request */
iod_mem_desc_t *mem_desc = NULL; /* memory descriptor used for reading array */
iod_array_iodesc_t file_desc; /* file descriptor used to read array */
iod_hyperslab_t hslabs; /* IOD hyperslab generated from HDF5 filespace */
size_t size; /* size of outgoing bulk data */
void *buf; /* buffer to hold outgoing data */
iod_checksum_t iod_cs = 0, attr_cs = 0;
int ndims; /* dataset's rank/number of dimensions */
hssize_t num_descriptors = 0; /* number of IOD file descriptors needed to describe filespace selection */
na_addr_t dest = HG_Handler_get_addr(op_data->hg_handle); /* destination address to push data to */
hbool_t opened_locally = FALSE; /* flag to indicate whether we opened the attribute here or if it was already open */
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
/* open the attribute if we don't have the handle yet */
if(iod_oh.cookie == IOD_OH_UNDEFINED) {
if (iod_obj_open_read(coh, iod_id, NULL /*hints*/, &iod_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open current group");
opened_locally = TRUE;
}
size = HG_Bulk_handle_get_size(bulk_handle);
if(NULL == (buf = malloc(size)))
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't allocate read buffer");
/* MSC - Not needed if dataspace is available */
#if 0
/* open the metadata scratch pad of the attribute */
if (iod_obj_open_read(coh, mdkv_id, NULL /*hints*/, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_FILE, H5E_CANTINIT, FAIL, "can't open scratch pad");
if(H5VL_iod_get_metadata(mdkv_oh, rtid, H5VL_IOD_DATASPACE,
H5VL_IOD_KEY_OBJ_DATASPACE,
NULL, NULL, &space_id) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "failed to retrieve dataspace");
/* close the metadata scratch pad */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
#endif
/* set the memory descriptor */
mem_desc = (iod_mem_desc_t *)malloc(sizeof(iod_mem_desc_t) + sizeof(iod_mem_frag_t));
mem_desc->nfrag = 1;
mem_desc->frag[0].addr = buf;
mem_desc->frag[0].len = (iod_size_t)size;
num_descriptors = 1;
/* get the rank of the dataspace */
if((ndims = H5Sget_simple_extent_ndims(space_id)) < 0)
HGOTO_ERROR2(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get dataspace dimesnsion");
hslabs.start = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.stride = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.block = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.count = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
/* generate the descriptor */
if(H5VL_iod_get_file_desc(space_id, &num_descriptors, &hslabs) < 0)
HGOTO_ERROR2(H5E_DATASPACE, H5E_CANTGET, FAIL, "unable to generate IOD file descriptor from dataspace selection");
/* set the file descriptor */
file_desc = hslabs;
/* read from array object */
if(iod_array_read(iod_oh, rtid, NULL, mem_desc, &file_desc, &iod_cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_READERROR, FAIL, "can't read from array object");
/* MSC - NEED IOD Checksums
if(cs_scope & H5_CHECKSUM_MEMORY) {
attr_cs = H5_checksum_crc64(buf, size);
if(attr_cs != iod_cs)
HGOTO_ERROR2(H5E_SYM, H5E_READERROR, FAIL, "Data corruption detected when reading attribute");
}
*/
/* Create a new block handle to write the data */
HG_Bulk_block_handle_create(buf, size, HG_BULK_READ_ONLY, &bulk_block_handle);
/* Write bulk data here and wait for the data to be there */
if(HG_SUCCESS != HG_Bulk_write_all(dest, bulk_handle, bulk_block_handle, &bulk_request))
HGOTO_ERROR2(H5E_SYM, H5E_READERROR, FAIL, "can't read from array object");
/* wait for it to complete */
if(HG_SUCCESS != HG_Bulk_wait(bulk_request, HG_MAX_IDLE_TIME, HG_STATUS_IGNORE))
HGOTO_ERROR2(H5E_SYM, H5E_READERROR, FAIL, "can't read from array object");
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr read, sending response to client\n");
#endif
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
HDONE_ERROR(H5E_SYM, H5E_WRITEERROR, FAIL, "can't send result of write to client");
if(HG_SUCCESS != HG_Bulk_block_handle_free(bulk_block_handle))
HDONE_ERROR(H5E_SYM, H5E_WRITEERROR, FAIL, "can't free bds block handle");
input = (attr_io_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
free(buf);
/* free allocated descriptors */
free(hslabs.start);
free(hslabs.stride);
free(hslabs.block);
free(hslabs.count);
if(mem_desc)
free(mem_desc);
/* close the attribute if we opened it in this routine */
if(opened_locally) {
if(iod_obj_close(iod_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close Array object");
}
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_read_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_write_cb
*
* Purpose: Writes from IOD into the function shipper BDS handle.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_write_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_io_in_t *input = (attr_io_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_handle_t iod_oh = input->iod_oh.wr_oh; /* attribute's object handle */
iod_obj_id_t iod_id = input->iod_id; /* attribute's ID */
//iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV */
hg_bulk_t bulk_handle = input->bulk_handle; /* bulk handle for data */
//hid_t type_id = input->type_id; /* datatype ID of data */
hid_t space_id = input->space_id; /* dataspace of attribute */
iod_trans_id_t wtid = input->trans_num;
//iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
hg_bulk_block_t bulk_block_handle; /* HG block handle */
hg_bulk_request_t bulk_request; /* HG request */
iod_mem_desc_t *mem_desc; /* memory descriptor used for writing array */
iod_array_iodesc_t file_desc; /* file descriptor used to write array */
iod_hyperslab_t hslabs; /* IOD hyperslab generated from HDF5 filespace */
size_t size; /* size of outgoing bulk data */
void *buf; /* buffer to hold outgoing data */
int ndims; /* dataset's rank/number of dimensions */
iod_checksum_t attr_cs = 0;
hssize_t num_descriptors = 0; /* number of IOD file descriptors needed to describe filespace selection*/
na_addr_t source = HG_Handler_get_addr(op_data->hg_handle); /* source address to pull data from */
hbool_t opened_locally = FALSE; /* flag to indicate whether we opened the attribute here or if it was already opened */
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
/* open the attribute if we don't have the handle yet */
if(iod_oh.cookie == IOD_OH_UNDEFINED) {
if (iod_obj_open_write(coh, iod_id, NULL /*hints*/, &iod_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open current group");
opened_locally = TRUE;
}
/* Read bulk data here and wait for the data to be here */
size = HG_Bulk_handle_get_size(bulk_handle);
if(NULL == (buf = malloc(size)))
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't allocate read buffer");
HG_Bulk_block_handle_create(buf, size, HG_BULK_READWRITE, &bulk_block_handle);
/* Write bulk data here and wait for the data to be there */
if(HG_SUCCESS != HG_Bulk_read_all(source, bulk_handle, bulk_block_handle, &bulk_request))
HGOTO_ERROR2(H5E_SYM, H5E_WRITEERROR, FAIL, "can't get data from function shipper");
/* wait for it to complete */
if(HG_SUCCESS != HG_Bulk_wait(bulk_request, HG_MAX_IDLE_TIME, HG_STATUS_IGNORE))
HGOTO_ERROR2(H5E_SYM, H5E_WRITEERROR, FAIL, "can't get data from function shipper");
/* free the bds block handle */
if(HG_SUCCESS != HG_Bulk_block_handle_free(bulk_block_handle))
HGOTO_ERROR2(H5E_SYM, H5E_WRITEERROR, FAIL, "can't free bds block handle");
#if H5VL_IOD_DEBUG
{
int i;
int *buf_ptr = (int *)buf;
fprintf(stderr, "AWRITE Received a buffer of size %d with values: ", size);
for(i=0;i<60;++i)
fprintf(stderr, "%d ", buf_ptr[i]);
fprintf(stderr, "\n");
}
#endif
/* MSC - Not needed if dataspace is available */
#if 0
/* open the metadata scratch pad of the attribute */
if (iod_obj_open_read(coh, mdkv_id, NULL /*hints*/, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_FILE, H5E_CANTINIT, FAIL, "can't open scratch pad");
if(H5VL_iod_get_metadata(mdkv_oh, rtid, H5VL_IOD_DATASPACE, H5VL_IOD_KEY_OBJ_DATASPACE,
NULL, NULL, &space_id) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "failed to retrieve dataspace");
/* close the metadata scratch pad */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
#endif
/* set the memory descriptor */
mem_desc = (iod_mem_desc_t *)malloc(sizeof(iod_mem_desc_t) + sizeof(iod_mem_frag_t));
mem_desc->nfrag = 1;
mem_desc->frag[0].addr = buf;
mem_desc->frag[0].len = (iod_size_t)size;
num_descriptors = 1;
/* get the rank of the dataspace */
if((ndims = H5Sget_simple_extent_ndims(space_id)) < 0)
HGOTO_ERROR2(H5E_INTERNAL, H5E_CANTGET, FAIL, "unable to get dataspace dimesnsion");
hslabs.start = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.stride = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.block = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
hslabs.count = (iod_size_t *)malloc(sizeof(iod_size_t) * ndims);
/* generate the descriptor */
if(H5VL_iod_get_file_desc(space_id, &num_descriptors, &hslabs) < 0)
HGOTO_ERROR2(H5E_DATASPACE, H5E_CANTGET, FAIL, "unable to generate IOD file descriptor from dataspace selection");
/* set the file descriptor */
file_desc = hslabs;
if(cs_scope & H5_CHECKSUM_IOD) {
attr_cs = H5_checksum_crc64(buf, size);
/* write from array object */
if(iod_array_write(iod_oh, wtid, NULL, mem_desc, &file_desc, &attr_cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_WRITEERROR, FAIL, "can't write to array object");
}
else {
/* write from array object */
if(iod_array_write(iod_oh, wtid, NULL, mem_desc, &file_desc, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_WRITEERROR, FAIL, "can't write to array object");
}
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr write, sending %d response to client\n", ret_value);
#endif
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
HDONE_ERROR(H5E_SYM, H5E_WRITEERROR, FAIL, "can't send result of write to client");
input = (attr_io_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
free(buf);
/* free allocated descriptors */
free(hslabs.start);
free(hslabs.stride);
free(hslabs.block);
free(hslabs.count);
if(mem_desc)
free(mem_desc);
/* close the attribute if we opened it in this routine */
if(opened_locally) {
if(iod_obj_close(iod_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close Array object");
}
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_write_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_exists_cb
*
* Purpose: Checks if an attribute exists on object.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_exists_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_op_in_t *input = (attr_op_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_handles_t loc_handle = input->loc_oh; /* location handle to start lookup */
iod_obj_id_t loc_id = input->loc_id; /* The ID of the current location object */
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_handles_t obj_oh; /* current object handle accessed */
iod_handle_t attr_kv_oh; /* KV handle holding attributes for object */
iod_obj_id_t obj_id;
const char *loc_name = input->path; /* path to start hierarchy traversal */
const char *attr_name = input->attr_name; /* attribute's name */
scratch_pad sp;
iod_checksum_t sp_cs = 0;
iod_size_t kv_size = 0;
htri_t ret = -1;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute Exists %s\n", attr_name);
#endif
/* Open the object where the attribute needs to be checked. */
if(H5VL_iod_server_open_path(coh, loc_id, loc_handle, loc_name, rtid,
&obj_id, &obj_oh) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't open object");
if(obj_id != loc_id) {
/* get scratch pad of the parent */
if(iod_obj_get_scratch(obj_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* if attribute KV does not exist, return false*/
if(IOD_OBJ_INVALID == sp[1]) {
ret = FALSE;
HGOTO_DONE(SUCCEED);
}
/* open the attribute KV in scratch pad */
if (iod_obj_open_read(coh, sp[1], NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
else {
/* open the attribute KV */
if (iod_obj_open_read(coh, input->loc_attrkv_id, NULL /*hints*/, &attr_kv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
/* close parent group if it is not the location we started the
traversal into */
if(loc_handle.rd_oh.cookie != obj_oh.rd_oh.cookie) {
iod_obj_close(obj_oh.rd_oh, NULL, NULL);
}
/* get attribute ID */
if(iod_kv_get_value(attr_kv_oh, rtid, attr_name, (iod_size_t)strlen(attr_name),
NULL, &kv_size, NULL, NULL) < 0) {
ret = FALSE;
}
else {
ret = TRUE;
}
iod_obj_close(attr_kv_oh, NULL, NULL);
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr exists, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &ret);
input = (attr_op_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_exists_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_rename_cb
*
* Purpose: Renames iod HDF5 attribute.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_rename_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_rename_in_t *input = (attr_rename_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_handles_t loc_handle = input->loc_oh; /* location handle to start lookup */
iod_obj_id_t loc_id = input->loc_id; /* The ID of the current location object */
iod_handles_t obj_oh; /* current object handle accessed */
iod_handles_t attr_kv_oh; /* KV handle holding attributes for object */
iod_obj_id_t obj_id, attr_id;
const char *loc_name = input->path; /* path to start hierarchy traversal */
const char *old_name = input->old_attr_name;
const char *new_name = input->new_attr_name;
iod_trans_id_t wtid = input->trans_num;
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_kv_params_t kvs; /* KV lists for objects - used to unlink attribute object */
iod_kv_t kv; /* KV entry */
H5VL_iod_link_t iod_link;
scratch_pad sp;
iod_ret_t ret;
iod_checksum_t cs;
iod_checksum_t sp_cs = 0;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute Rename %s to %s\n", old_name, new_name);
#endif
/* Open the object where the attribute needs to be checked. */
if(H5VL_iod_server_open_path(coh, loc_id, loc_handle, loc_name,
rtid, &obj_id, &obj_oh) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't open object");
if(loc_id != obj_id || IOD_OBJ_INVALID == input->loc_attrkv_id) {
/* get scratch pad of the parent */
if(iod_obj_get_scratch(obj_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* if attribute KV does not exist, return error*/
if(IOD_OBJ_INVALID == sp[1])
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "Object has no attributes");
/* open the attribute KV in scratch pad */
if (iod_obj_open_read(coh, sp[1], NULL /*hints*/, &attr_kv_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
if (iod_obj_open_write(coh, sp[1], NULL /*hints*/, &attr_kv_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
else {
/* open the attribute KV */
if (iod_obj_open_read(coh, input->loc_attrkv_id, NULL /*hints*/, &attr_kv_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
if (iod_obj_open_write(coh, input->loc_attrkv_id, NULL /*hints*/, &attr_kv_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
/* close parent group if it is not the location we started the
traversal into */
if(loc_handle.rd_oh.cookie != obj_oh.rd_oh.cookie) {
iod_obj_close(obj_oh.rd_oh, NULL, NULL);
}
/* get attribute ID */
if(H5VL_iod_get_metadata(attr_kv_oh.rd_oh, rtid, H5VL_IOD_LINK,
old_name, NULL, NULL, &iod_link) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve Attribute ID from parent KV store");
HDassert(iod_link.link_type == H5L_TYPE_HARD);
attr_id = iod_link.u.iod_id;
/* remove attribute with old name */
kv.key = (void *)old_name;
kv.key_len = strlen(old_name);
kvs.kv = &kv;
kvs.cs = &cs;
kvs.ret = &ret;
if(iod_kv_unlink_keys(attr_kv_oh.wr_oh, wtid, NULL, 1, &kvs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink KV pair");
/* insert attribute with new name */
if(H5VL_iod_insert_new_link(attr_kv_oh.wr_oh, wtid, new_name,
H5L_TYPE_HARD, &attr_id, NULL, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't insert KV value");
/* close the Attribute KV object */
if(iod_obj_close(attr_kv_oh.rd_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTFREE, FAIL, "can't close object");
if(iod_obj_close(attr_kv_oh.wr_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTFREE, FAIL, "can't close object");
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr rename, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &ret_value);
input = (attr_rename_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_rename_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_remove_cb
*
* Purpose: Removes iod HDF5 attribute.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_remove_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_op_in_t *input = (attr_op_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_handles_t loc_handle = input->loc_oh; /* location handle to start lookup */
iod_obj_id_t loc_id = input->loc_id; /* The ID of the current location object */
iod_handles_t obj_oh; /* current object handle accessed */
iod_handles_t attr_kv_oh; /* KV handle holding attributes for object */
iod_handle_t attr_oh;
iod_obj_id_t obj_id, attr_id;
const char *loc_name = input->path; /* path to start hierarchy traversal */
const char *attr_name = input->attr_name; /* attribute's name */
iod_trans_id_t wtid = input->trans_num;
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_kv_params_t kvs;
iod_kv_t kv;
H5VL_iod_link_t iod_link;
scratch_pad sp;
iod_checksum_t sp_cs = 0;
iod_ret_t ret;
iod_checksum_t cs;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute Remove %s\n", attr_name);
#endif
/* Open the object where the attribute needs to be removed. */
if(H5VL_iod_server_open_path(coh, loc_id, loc_handle, loc_name, rtid,
&obj_id, &obj_oh) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_NOSPACE, FAIL, "can't open object");
if(loc_id != obj_id) {
/* get scratch pad of the parent */
if(iod_obj_get_scratch(obj_oh.rd_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
/* if attribute KV does not exist, return error*/
if(IOD_OBJ_INVALID == sp[1])
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "Object has no attributes");
/* open the attribute KV in scratch pad */
if (iod_obj_open_read(coh, sp[1], NULL /*hints*/, &attr_kv_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
if (iod_obj_open_write(coh, sp[1], NULL /*hints*/, &attr_kv_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
else {
/* open the attribute KV */
if (iod_obj_open_read(coh, input->loc_attrkv_id, NULL /*hints*/, &attr_kv_oh.rd_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
if (iod_obj_open_write(coh, input->loc_attrkv_id, NULL /*hints*/, &attr_kv_oh.wr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't open scratch pad");
}
/* close parent group if it is not the location we started the
traversal into */
if(loc_handle.rd_oh.cookie != obj_oh.rd_oh.cookie) {
iod_obj_close(obj_oh.rd_oh, NULL, NULL);
}
/* get attribute ID */
if(H5VL_iod_get_metadata(attr_kv_oh.rd_oh, rtid, H5VL_IOD_LINK,
attr_name, NULL, NULL, &iod_link) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTGET, FAIL, "can't retrieve Attribute ID from parent KV store");
HDassert(iod_link.link_type == H5L_TYPE_HARD);
attr_id = iod_link.u.iod_id;
/* remove metadata KV of attribute */
/* open the attribute */
if (iod_obj_open_read(coh, attr_id, NULL /*hints*/, &attr_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open current group");
/* get scratch pad of the attribute */
if(iod_obj_get_scratch(attr_oh, rtid, &sp, &sp_cs, NULL) < 0)
HGOTO_ERROR2(H5E_ATTR, H5E_CANTINIT, FAIL, "can't get scratch pad for object");
if(sp_cs && (cs_scope & H5_CHECKSUM_IOD)) {
/* verify scratch pad integrity */
if(H5VL_iod_verify_scratch_pad(sp, sp_cs) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Scratch Pad failed integrity check");
}
ret = iod_obj_unlink(coh, sp[0], wtid, NULL);
if(ret < 0) {
fprintf(stderr, "ret %d error %s\n", ret, strerror(-ret));
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink MDKV of attribute object");
}
/* close the attribute oh */
if(iod_obj_close(attr_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
/* remove attribute */
kv.key = (void *)attr_name;
kv.key_len = strlen(attr_name);
kvs.kv = &kv;
kvs.cs = &cs;
kvs.ret = &ret;
if(iod_kv_unlink_keys(attr_kv_oh.wr_oh, wtid, NULL, 1, &kvs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink KV pair");
ret = iod_obj_unlink(coh, attr_id, wtid, NULL);
if(ret < 0) {
fprintf(stderr, "ret %d error %s\n", ret, strerror(-ret));
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink object");
}
/* close the Attribute KV object */
if(iod_obj_close(attr_kv_oh.rd_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTFREE, FAIL, "can't close object");
if(iod_obj_close(attr_kv_oh.wr_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTFREE, FAIL, "can't close object");
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr remove, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &ret_value);
input = (attr_op_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_remove_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_attr_close_cb
*
* Purpose: Closes iod HDF5 attribute.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* April, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_attr_close_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
attr_close_in_t *input = (attr_close_in_t *)op_data->input;
iod_handles_t iod_oh = input->iod_oh; /* iod handle to close */
//iod_obj_id_t iod_id = input->iod_id; /* iod id of object to close */
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start attribute Close %"PRIu64" %"PRIu64"\n",
iod_oh.rd_oh, iod_oh.wr_oh);
#endif
if((iod_obj_close(iod_oh.rd_oh, NULL, NULL)) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
if((iod_obj_close(iod_oh.wr_oh, NULL, NULL)) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
done:
#if H5VL_IOD_DEBUG
fprintf(stderr, "Done with attr close, sending response to client\n");
#endif
HG_Handler_start_output(op_data->hg_handle, &ret_value);
input = (attr_close_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_attr_close_cb() */
#endif /* H5_HAVE_EFF */
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