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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Raymond Lu <slu@ncsa.uiuc.edu>
* August 5, 2002
*
* Purpose: Compact dataset I/O functions. These routines are similar
* H5D_contig_* and H5D_istore_*.
*/
#define H5D_PACKAGE /*suppress error about including H5Dpkg */
/* Pablo information */
/* (Put before include files to avoid problems with inline functions) */
#include "H5private.h" /* Generic Functions */
#include "H5Dpkg.h" /* Dataset functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5Fprivate.h" /* Files */
#include "H5FDprivate.h" /* File drivers */
#include "H5FLprivate.h" /* Free Lists */
#include "H5Oprivate.h" /* Object headers */
#include "H5Vprivate.h" /* Vector and array functions */
/*-------------------------------------------------------------------------
* Function: H5D_compact_readvv
*
* Purpose: Reads some data vectors from a dataset into a buffer.
* The data is in compact dataset. The address is relative
* to the beginning address of the dataset. The offsets and
* sequence lengths are in bytes.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* May 7, 2003
*
* Notes:
* Offsets in the sequences must be monotonically increasing
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
ssize_t
H5D_compact_readvv(const H5D_io_info_t *io_info,
size_t dset_max_nseq, size_t *dset_curr_seq, size_t dset_size_arr[], hsize_t dset_offset_arr[],
size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_size_arr[], hsize_t mem_offset_arr[],
void *buf)
{
ssize_t ret_value; /* Return value */
FUNC_ENTER_NOAPI(H5D_compact_readvv, FAIL)
assert(io_info->dset);
/* Use the vectorized memory copy routine to do actual work */
if((ret_value=H5V_memcpyvv(buf,mem_max_nseq,mem_curr_seq,mem_size_arr,mem_offset_arr,io_info->dset->shared->layout.u.compact.buf,dset_max_nseq,dset_curr_seq,dset_size_arr,dset_offset_arr))<0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "vectorized memcpy failed")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5D_compact_readvv() */
/*-------------------------------------------------------------------------
* Function: H5D_compact_writevv
*
* Purpose: Writes some data vectors from a dataset into a buffer.
* The data is in compact dataset. The address is relative
* to the beginning address for the file. The offsets and
* sequence lengths are in bytes. This function only copies
* data into the buffer in the LAYOUT struct and mark it
* as DIRTY. Later in H5D_close, the data is copied into
* header message in memory.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* May 2, 2003
*
* Notes:
* Offsets in the sequences must be monotonically increasing
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
ssize_t
H5D_compact_writevv(const H5D_io_info_t *io_info,
size_t dset_max_nseq, size_t *dset_curr_seq, size_t dset_size_arr[], hsize_t dset_offset_arr[],
size_t mem_max_nseq, size_t *mem_curr_seq, size_t mem_size_arr[], hsize_t mem_offset_arr[],
const void *buf)
{
ssize_t ret_value; /* Return value */
FUNC_ENTER_NOAPI(H5D_compact_writevv, FAIL)
assert(io_info->dset);
/* Use the vectorized memory copy routine to do actual work */
if((ret_value=H5V_memcpyvv(io_info->dset->shared->layout.u.compact.buf,dset_max_nseq,dset_curr_seq,dset_size_arr,dset_offset_arr,buf,mem_max_nseq,mem_curr_seq,mem_size_arr,mem_offset_arr))<0)
HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "vectorized memcpy failed")
io_info->dset->shared->layout.u.compact.dirty = TRUE;
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5D_compact_writevv() */
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