File: /home/django/libpff/libcpath/libcpath_system_string.c
/*
* System string functions
*
* Copyright (C) 2008-2024, 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 "libcpath_libcerror.h"
#include "libcpath_libclocale.h"
#include "libcpath_libuna.h"
#include "libcpath_system_string.h"
#if defined( HAVE_WIDE_SYSTEM_CHARACTER ) && SIZEOF_WCHAR_T != 2 && SIZEOF_WCHAR_T != 4
#error Unsupported size of wchar_t
#endif
/* Determines the size of a narrow string from a system string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_size_to_narrow_string(
const system_character_t *system_string,
size_t system_string_size,
size_t *narrow_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_size_to_narrow_string";
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf8_string_size_from_utf32(
(libuna_utf32_character_t *) system_string,
system_string_size,
narrow_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf8_string_size_from_utf16(
(libuna_utf16_character_t *) system_string,
system_string_size,
narrow_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_byte_stream_size_from_utf32(
(libuna_utf32_character_t *) system_string,
system_string_size,
libclocale_codepage,
narrow_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_byte_stream_size_from_utf16(
(libuna_utf16_character_t *) system_string,
system_string_size,
libclocale_codepage,
narrow_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to determine narrow string size.",
function );
return( -1 );
}
#else
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( narrow_string_size == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid narrow string size.",
function );
return( -1 );
}
*narrow_string_size = system_string_size;
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Copies a system string to a narrow string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_copy_to_narrow_string(
const system_character_t *system_string,
size_t system_string_size,
char *narrow_string,
size_t narrow_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_copy_to_narrow_string";
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf8_string_copy_from_utf32(
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
(libuna_utf32_character_t *) system_string,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf8_string_copy_from_utf16(
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
(libuna_utf16_character_t *) system_string,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_byte_stream_copy_from_utf32(
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
(libuna_utf32_character_t *) system_string,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_byte_stream_copy_from_utf16(
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
(libuna_utf16_character_t *) system_string,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to set narrow string.",
function );
return( -1 );
}
#else
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( narrow_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid narrow string.",
function );
return( -1 );
}
if( narrow_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid narrow string size value exceeds maximum.",
function );
return( -1 );
}
if( narrow_string_size < system_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: invalid narrow string size value too small.",
function );
return( -1 );
}
if( system_string_copy(
narrow_string,
system_string,
system_string_size ) == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_COPY_FAILED,
"%s: unable to set narrow string.",
function );
return( -1 );
}
narrow_string[ system_string_size - 1 ] = 0;
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Determines the size of a system string from a narrow string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_size_from_narrow_string(
const char *narrow_string,
size_t narrow_string_size,
size_t *system_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_size_from_narrow_string";
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_size_from_utf8(
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_size_from_utf8(
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_size_from_byte_stream(
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_size_from_byte_stream(
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to determine system string size.",
function );
return( -1 );
}
#else
if( narrow_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid narrow string.",
function );
return( -1 );
}
if( narrow_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid narrow string size value exceeds maximum.",
function );
return( -1 );
}
if( system_string_size == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string size.",
function );
return( -1 );
}
*system_string_size = narrow_string_size;
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Copies a system string from a narrow string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_copy_from_narrow_string(
system_character_t *system_string,
size_t system_string_size,
const char *narrow_string,
size_t narrow_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_copy_from_narrow_string";
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_copy_from_utf8(
(libuna_utf32_character_t *) system_string,
system_string_size,
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_copy_from_utf8(
(libuna_utf16_character_t *) system_string,
system_string_size,
(libuna_utf8_character_t *) narrow_string,
narrow_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_copy_from_byte_stream(
(libuna_utf32_character_t *) system_string,
system_string_size,
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_copy_from_byte_stream(
(libuna_utf16_character_t *) system_string,
system_string_size,
(uint8_t *) narrow_string,
narrow_string_size,
libclocale_codepage,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to set system string.",
function );
return( -1 );
}
#else
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( narrow_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid narrow string.",
function );
return( -1 );
}
if( narrow_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid narrow string size value exceeds maximum.",
function );
return( -1 );
}
if( system_string_size < narrow_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: invalid system string size value too small.",
function );
return( -1 );
}
if( system_string_copy(
system_string,
narrow_string,
narrow_string_size ) == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_COPY_FAILED,
"%s: unable to set narrow string.",
function );
return( -1 );
}
system_string[ narrow_string_size - 1 ] = 0;
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
#if defined( HAVE_WIDE_CHARACTER_TYPE )
/* Determines the size of a wide string from a system string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_size_to_wide_string(
const system_character_t *system_string,
size_t system_string_size,
size_t *wide_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_size_to_wide_string";
#if !defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( wide_string_size == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid wide string size.",
function );
return( -1 );
}
*wide_string_size = system_string_size;
#else
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_size_from_utf8(
(libuna_utf8_character_t *) system_string,
system_string_size,
wide_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_size_from_utf8(
(libuna_utf8_character_t *) system_string,
system_string_size,
wide_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_size_from_byte_stream(
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
wide_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_size_from_byte_stream(
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
wide_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to determine wide string size.",
function );
return( -1 );
}
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Copies a system string to a wide string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_copy_to_wide_string(
const system_character_t *system_string,
size_t system_string_size,
wchar_t *wide_string,
size_t wide_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_copy_to_wide_string";
#if !defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( wide_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid wide string.",
function );
return( -1 );
}
if( wide_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid wide string size value exceeds maximum.",
function );
return( -1 );
}
if( wide_string_size < system_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: invalid wide string size value too small.",
function );
return( -1 );
}
if( system_string_copy(
wide_string,
system_string,
system_string_size ) == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_COPY_FAILED,
"%s: unable to set wide string.",
function );
return( -1 );
}
wide_string[ system_string_size - 1 ] = 0;
#else
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_copy_from_utf8(
(libuna_utf32_character_t *) wide_string,
wide_string_size,
(libuna_utf8_character_t *) system_string,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_copy_from_utf8(
(libuna_utf16_character_t *) wide_string,
wide_string_size,
(libuna_utf8_character_t *) system_string,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf32_string_copy_from_byte_stream(
(libuna_utf32_character_t *) wide_string,
wide_string_size,
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf16_string_copy_from_byte_stream(
(libuna_utf16_character_t *) wide_string,
wide_string_size,
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to set wide string.",
function );
return( -1 );
}
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Determines the size of a system string from a wide string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_size_from_wide_string(
const wchar_t *wide_string,
size_t wide_string_size,
size_t *system_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_size_from_wide_string";
#if !defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( wide_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid wide string.",
function );
return( -1 );
}
if( wide_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid wide string size value exceeds maximum.",
function );
return( -1 );
}
if( system_string_size == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string size.",
function );
return( -1 );
}
*system_string_size = wide_string_size;
#else
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf8_string_size_from_utf32(
(libuna_utf32_character_t *) wide_string,
wide_string_size,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf8_string_size_from_utf16(
(libuna_utf16_character_t *) wide_string,
wide_string_size,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_byte_stream_size_from_utf32(
(libuna_utf32_character_t *) wide_string,
wide_string_size,
libclocale_codepage,
system_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_byte_stream_size_from_utf16(
(libuna_utf16_character_t *) wide_string,
wide_string_size,
libclocale_codepage,
system_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to determine wide string size.",
function );
return( -1 );
}
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
/* Copies a system string from a wide string
* Returns 1 if successful or -1 on error
*/
int libcpath_system_string_copy_from_wide_string(
system_character_t *system_string,
size_t system_string_size,
const wchar_t *wide_string,
size_t wide_string_size,
libcerror_error_t **error )
{
static char *function = "libcpath_system_string_copy_from_wide_string";
#if !defined( HAVE_WIDE_SYSTEM_CHARACTER )
int result = 0;
#endif
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( system_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid system string.",
function );
return( -1 );
}
if( system_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid system string size value exceeds maximum.",
function );
return( -1 );
}
if( wide_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid wide string.",
function );
return( -1 );
}
if( wide_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: invalid wide string size value exceeds maximum.",
function );
return( -1 );
}
if( system_string_size < wide_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: invalid system string size value too small.",
function );
return( -1 );
}
if( system_string_copy(
system_string,
wide_string,
wide_string_size ) == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_COPY_FAILED,
"%s: unable to set wide string.",
function );
return( -1 );
}
system_string[ wide_string_size - 1 ] = 0;
#else
if( libclocale_codepage == 0 )
{
#if SIZEOF_WCHAR_T == 4
result = libuna_utf8_string_copy_from_utf32(
(libuna_utf8_character_t *) system_string,
system_string_size,
(libuna_utf32_character_t *) wide_string,
wide_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_utf8_string_copy_from_utf16(
(libuna_utf8_character_t *) system_string,
system_string_size,
(libuna_utf16_character_t *) wide_string,
wide_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
else
{
#if SIZEOF_WCHAR_T == 4
result = libuna_byte_stream_copy_from_utf32(
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
(libuna_utf32_character_t *) wide_string,
wide_string_size,
error );
#elif SIZEOF_WCHAR_T == 2
result = libuna_byte_stream_copy_from_utf16(
(uint8_t *) system_string,
system_string_size,
libclocale_codepage,
(libuna_utf16_character_t *) wide_string,
wide_string_size,
error );
#endif /* SIZEOF_WCHAR_T */
}
if( result != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_CONVERSION,
LIBCERROR_CONVERSION_ERROR_GENERIC,
"%s: unable to set wide string.",
function );
return( -1 );
}
#endif /* defined( HAVE_WIDE_SYSTEM_CHARACTER ) */
return( 1 );
}
#endif /* defined( HAVE_WIDE_CHARACTER_TYPE ) */