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/*
* Debug functions
*
* Copyright (C) 2013-2020, Joachim Metz <joachim.metz@gmail.com>
*
* Refer to AUTHORS for acknowledgements.
*
* This program 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 program 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 program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <common.h>
#include <memory.h>
#include <narrow_string.h>
#include <system_string.h>
#include <types.h>
#include <wide_string.h>
#include "libcreg_debug.h"
#include "libcreg_definitions.h"
#include "libcreg_libbfio.h"
#include "libcreg_libcerror.h"
#include "libcreg_libcnotify.h"
#include "libcreg_libuna.h"
#if defined( HAVE_DEBUG_OUTPUT )
/* Prints a string value
* Returns 1 if successful or -1 on error
*/
int libcreg_debug_print_string_value(
const char *function_name,
const char *value_name,
const uint8_t *byte_stream,
size_t byte_stream_size,
int ascii_codepage,
libcerror_error_t **error )
{
system_character_t *string = NULL;
static char *function = "libcreg_debug_print_string_value";
size_t string_size = 0;
int result = 0;
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
result = libuna_utf16_string_size_from_byte_stream(
byte_stream,
byte_stream_size,
ascii_codepage,
&string_size,
error );
#else
result = libuna_utf8_string_size_from_byte_stream(
byte_stream,
byte_stream_size,
ascii_codepage,
&string_size,
error );
#endif
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to determine size of string.",
function );
goto on_error;
}
if( ( string_size > (size_t) SSIZE_MAX )
|| ( ( sizeof( system_character_t ) * string_size ) > (size_t) SSIZE_MAX ) )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid string size value exceeds maximum.",
function );
goto on_error;
}
string = system_string_allocate(
string_size );
if( string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_INSUFFICIENT,
"%s: unable to create string.",
function );
goto on_error;
}
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
result = libuna_utf16_string_copy_from_byte_stream(
(libuna_utf16_character_t *) string,
string_size,
byte_stream,
byte_stream_size,
ascii_codepage,
error );
#else
result = libuna_utf8_string_copy_from_byte_stream(
(libuna_utf8_character_t *) string,
string_size,
byte_stream,
byte_stream_size,
ascii_codepage,
error );
#endif
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_SET_FAILED,
"%s: unable to set string.",
function );
goto on_error;
}
libcnotify_printf(
"%s: %s: %s\n",
function_name,
value_name,
string );
memory_free(
string );
return( 1 );
on_error:
if( string != NULL )
{
memory_free(
string );
}
return( -1 );
}
/* Prints the read offsets
* Returns 1 if successful or -1 on error
*/
int libcreg_debug_print_read_offsets(
libbfio_handle_t *file_io_handle,
libcerror_error_t **error )
{
static char *function = "libcreg_debug_print_read_offsets";
off64_t offset = 0;
size64_t size = 0;
int number_of_offsets = 0;
int offset_iterator = 0;
if( file_io_handle == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid file IO handle.",
function );
return( -1 );
}
if( libbfio_handle_get_number_of_offsets_read(
file_io_handle,
&number_of_offsets,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to retrieve number of offsets read.",
function );
return( -1 );
}
libcnotify_printf(
"Offsets read:\n" );
for( offset_iterator = 0;
offset_iterator < number_of_offsets;
offset_iterator++ )
{
if( libbfio_handle_get_offset_read(
file_io_handle,
offset_iterator,
&offset,
&size,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to retrieve offset: %d.",
function,
( offset_iterator + 1 ) );
return( -1 );
}
libcnotify_printf(
"%08" PRIi64 " ( 0x%08" PRIx64 " ) - %08" PRIi64 " ( 0x%08" PRIx64 " ) size: %" PRIu64 "\n",
offset,
offset,
offset + (off64_t) size,
offset + (off64_t) size,
size );
}
libcnotify_printf(
"\n" );
return( 1 );
}
#endif /* defined( HAVE_DEBUG_OUTPUT ) */
|
