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/*
* Block data reference functions
*
* Copyright (c) 2010-2012, Joachim Metz <joachim.metz@gmail.com>
*
* Refer to AUTHORS for acknowledgements.
*
* This software is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
#include <common.h>
#include <memory.h>
#include <types.h>
#include "libfdata_block.h"
#include "libfdata_block_reference.h"
#include "libfdata_definitions.h"
#include "libfdata_libbfio.h"
#include "libfdata_libcerror.h"
#include "libfdata_libfcache.h"
#include "libfdata_reference.h"
#include "libfdata_types.h"
/* Initializes the block reference and its values
* Returns 1 if successful or -1 on error
*/
int libfdata_block_reference_initialize(
libfdata_reference_t **reference,
libfdata_block_t *block,
uint8_t flags,
libcerror_error_t **error )
{
static char *function = "libfdata_block_reference_initialize";
if( reference == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid reference.",
function );
return( -1 );
}
if( block == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid block.",
function );
return( -1 );
}
if( libfdata_reference_initialize(
reference,
(intptr_t *) block,
(int (*)(intptr_t **, libcerror_error_t **))
libfdata_block_free,
(int (*)(intptr_t **, intptr_t *, libcerror_error_t **))
libfdata_block_clone,
(int (*)(intptr_t *, int *, libcerror_error_t **))
libfdata_block_get_number_of_segments,
(int (*)(intptr_t *, size64_t *, libcerror_error_t **))
libfdata_block_get_size,
(int (*)(intptr_t *, libbfio_handle_t *, libfcache_cache_t *, uint8_t **, size_t *, libcerror_error_t **))
libfdata_block_get_data,
(int (*)(intptr_t *, libbfio_handle_t *, libfcache_cache_t *, int, uint8_t **, size_t *, uint8_t, libcerror_error_t **))
libfdata_block_get_segment_data,
(int (*)(intptr_t *, libbfio_handle_t *, libfcache_cache_t *, off64_t, uint8_t **, size_t *, uint8_t, libcerror_error_t **))
libfdata_block_get_segment_data_at_offset,
(int (*)(intptr_t *, libbfio_handle_t *, libfcache_cache_t *, int, size_t, uint8_t **, size_t *, uint8_t, libcerror_error_t **))
libfdata_block_get_segment_data_at_value_index,
(ssize_t (*)(intptr_t *, libbfio_handle_t *, libfcache_cache_t *, uint8_t *, size_t, libcerror_error_t **))
libfdata_block_read_buffer,
(off64_t (*)(intptr_t *, off64_t, int, libcerror_error_t **))
libfdata_block_seek_offset,
flags,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,
"%s: unable to create reference.",
function );
return( -1 );
}
return( 1 );
}
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