File: /home/django/libpff/libfwnt/libfwnt_security_identifier.c
/*
* Windows NT Security Identifier (SID) functions
*
* Copyright (C) 2009-2024, 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 <byte_stream.h>
#include <memory.h>
#include <types.h>
#include "libfwnt_definitions.h"
#include "libfwnt_libcerror.h"
#include "libfwnt_security_identifier.h"
#include "libfwnt_types.h"
/* Creates a security identifier
* Make sure the value security_identifier is referencing, is set to NULL
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_initialize(
libfwnt_security_identifier_t **security_identifier,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_initialize";
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
if( *security_identifier != NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,
"%s: invalid security identifier value already set.",
function );
return( -1 );
}
internal_security_identifier = memory_allocate_structure(
libfwnt_internal_security_identifier_t );
if( internal_security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_INSUFFICIENT,
"%s: unable to create security identifier.",
function );
goto on_error;
}
if( memory_set(
internal_security_identifier,
0,
sizeof( libfwnt_internal_security_identifier_t ) ) == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_MEMORY,
LIBCERROR_MEMORY_ERROR_SET_FAILED,
"%s: unable to clear security identifier.",
function );
goto on_error;
}
*security_identifier = (libfwnt_security_identifier_t *) internal_security_identifier;
return( 1 );
on_error:
if( internal_security_identifier != NULL )
{
memory_free(
internal_security_identifier );
}
return( -1 );
}
/* Frees a security identifier
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_free(
libfwnt_security_identifier_t **security_identifier,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_free";
int result = 1;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
if( *security_identifier != NULL )
{
internal_security_identifier = (libfwnt_internal_security_identifier_t *) *security_identifier;
if( internal_security_identifier->is_managed == 0 )
{
if( libfwnt_internal_security_identifier_free(
&internal_security_identifier,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
"%s: unable to free security identifier.",
function );
result = -1;
}
}
*security_identifier = NULL;
}
return( result );
}
/* Frees a security identifier
* Returns 1 if successful or -1 on error
*/
int libfwnt_internal_security_identifier_free(
libfwnt_internal_security_identifier_t **internal_security_identifier,
libcerror_error_t **error )
{
static char *function = "libfwnt_internal_security_identifier_free";
if( internal_security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
if( *internal_security_identifier != NULL )
{
memory_free(
*internal_security_identifier );
*internal_security_identifier = NULL;
}
return( 1 );
}
/* Converts a security identifier stored in a byte stream into a runtime version
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_from_byte_stream(
libfwnt_security_identifier_t *security_identifier,
const uint8_t *byte_stream,
size_t byte_stream_size,
int byte_order,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_copy_from_byte_stream";
size_t security_identifier_size = 0;
uint8_t sub_authority_index = 0;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
internal_security_identifier = (libfwnt_internal_security_identifier_t *) security_identifier;
if( byte_stream == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid byte stream.",
function );
return( -1 );
}
if( byte_stream_size < 8 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: byte stream too small.",
function );
return( -1 );
}
if( byte_stream_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: byte stream size exceeds maximum.",
function );
return( -1 );
}
if( byte_order != LIBFWNT_ENDIAN_LITTLE )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported byte order.",
function );
return( -1 );
}
internal_security_identifier->revision_number = byte_stream[ 0 ];
internal_security_identifier->number_of_sub_authorities = byte_stream[ 1 ];
if( internal_security_identifier->number_of_sub_authorities > 15 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported security identifier contains more than 15 sub authoritites.",
function );
return( -1 );
}
security_identifier_size = 8 + ( (size_t) internal_security_identifier->number_of_sub_authorities * 4 );
if( (size_t) security_identifier_size > byte_stream_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: byte stream too small.",
function );
return( -1 );
}
byte_stream += 2;
/* The authority is stored as a 48-bit value
*/
byte_stream_copy_to_uint48_big_endian(
byte_stream,
internal_security_identifier->authority );
byte_stream += 6;
for( sub_authority_index = 0;
sub_authority_index < internal_security_identifier->number_of_sub_authorities;
sub_authority_index++ )
{
byte_stream_copy_to_uint32_little_endian(
byte_stream,
internal_security_identifier->sub_authority[ sub_authority_index ] );
byte_stream += 4;
}
return( 1 );
}
/* Deterimes the size of the string for the security identifier
* The string size includes the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_get_string_size(
libfwnt_security_identifier_t *security_identifier,
size_t *string_size,
uint32_t string_format_flags,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_get_string_size";
size_t value_string_index = 0;
uint64_t value_64bit = 0;
uint8_t sub_authority_index = 0;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
internal_security_identifier = (libfwnt_internal_security_identifier_t *) security_identifier;
if( string_size == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid string size.",
function );
return( -1 );
}
if( string_format_flags != 0 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported string format flags.",
function );
return( -1 );
}
value_string_index = 2;
value_64bit = internal_security_identifier->revision_number;
do
{
value_string_index++;
value_64bit /= 10;
}
while( value_64bit > 0 );
value_string_index++;
value_64bit = internal_security_identifier->authority;
do
{
value_string_index++;
value_64bit /= 10;
}
while( value_64bit > 0 );
for( sub_authority_index = 0;
sub_authority_index < internal_security_identifier->number_of_sub_authorities;
sub_authority_index++ )
{
value_string_index++;
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
do
{
value_string_index++;
value_64bit /= 10;
}
while( value_64bit > 0 );
}
value_string_index++;
*string_size = value_string_index;
return( 1 );
}
/* Converts the security identifier into an UTF-8 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf8_string(
libfwnt_security_identifier_t *security_identifier,
uint8_t *utf8_string,
size_t utf8_string_size,
uint32_t string_format_flags,
libcerror_error_t **error )
{
static char *function = "libfwnt_security_identifier_copy_to_utf8_string";
size_t utf8_string_index = 0;
if( libfwnt_security_identifier_copy_to_utf8_string_with_index(
security_identifier,
utf8_string,
utf8_string_size,
&utf8_string_index,
string_format_flags,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_COPY_FAILED,
"%s: unable to copy security identifier to UTF-8 string.",
function );
return( -1 );
}
return( 1 );
}
/* Converts the security identifier into an UTF-8 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf8_string_with_index(
libfwnt_security_identifier_t *security_identifier,
uint8_t *utf8_string,
size_t utf8_string_size,
size_t *utf8_string_index,
uint32_t string_format_flags,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_copy_to_utf8_string";
size_t string_index = 0;
size_t value_string_index = 0;
size_t value_string_length = 0;
uint64_t value_64bit = 0;
uint8_t sub_authority_index = 0;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
internal_security_identifier = (libfwnt_internal_security_identifier_t *) security_identifier;
if( utf8_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-8 size.",
function );
return( -1 );
}
if( utf8_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: UTF-8 string size exceeds maximum.",
function );
return( -1 );
}
if( utf8_string_index == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-8 string index.",
function );
return( -1 );
}
if( string_format_flags != 0 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported string format flags.",
function );
return( -1 );
}
string_index = *utf8_string_index;
if( ( string_index + 2 ) >= utf8_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-8 string is too small.",
function );
return( -1 );
}
utf8_string[ string_index++ ] = (uint8_t) 'S';
utf8_string[ string_index++ ] = (uint8_t) '-';
value_64bit = internal_security_identifier->revision_number;
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf8_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-8 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->revision_number;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf8_string[ string_index + value_string_index ] = (uint8_t) '0' + (uint8_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
utf8_string[ string_index++ ] = (uint8_t) '-';
value_64bit = internal_security_identifier->authority;
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length ) >= utf8_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-8 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->authority;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf8_string[ string_index + value_string_index ] = (uint8_t) '0' + (uint8_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
for( sub_authority_index = 0;
sub_authority_index < internal_security_identifier->number_of_sub_authorities;
sub_authority_index++ )
{
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf8_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-8 string is too small.",
function );
return( -1 );
}
utf8_string[ string_index++ ] = (uint8_t) '-';
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf8_string[ string_index + value_string_index ] = (uint8_t) '0' + (uint8_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
}
if( string_index >= utf8_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-8 string is too small.",
function );
return( -1 );
}
utf8_string[ string_index++ ] = 0;
*utf8_string_index = string_index;
return( 1 );
}
/* Converts the security identifier into an UTF-16 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf16_string(
libfwnt_security_identifier_t *security_identifier,
uint16_t *utf16_string,
size_t utf16_string_size,
uint32_t string_format_flags,
libcerror_error_t **error )
{
static char *function = "libfwnt_security_identifier_copy_to_utf16_string";
size_t utf16_string_index = 0;
if( libfwnt_security_identifier_copy_to_utf16_string_with_index(
security_identifier,
utf16_string,
utf16_string_size,
&utf16_string_index,
string_format_flags,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_COPY_FAILED,
"%s: unable to copy security identifier to UTF-16 string.",
function );
return( -1 );
}
return( 1 );
}
/* Converts the security identifier into an UTF-16 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf16_string_with_index(
libfwnt_security_identifier_t *security_identifier,
uint16_t *utf16_string,
size_t utf16_string_size,
size_t *utf16_string_index,
uint32_t string_format_flags,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_copy_to_utf16_string";
size_t string_index = 0;
size_t value_string_index = 0;
size_t value_string_length = 0;
uint64_t value_64bit = 0;
uint8_t sub_authority_index = 0;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
internal_security_identifier = (libfwnt_internal_security_identifier_t *) security_identifier;
if( utf16_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-16 string.",
function );
return( -1 );
}
if( utf16_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: UTF-16 string size exceeds maximum.",
function );
return( -1 );
}
if( utf16_string_index == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-16 string index.",
function );
return( -1 );
}
if( string_format_flags != 0 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported string format flags.",
function );
return( -1 );
}
string_index = *utf16_string_index;
if( ( string_index + 2 ) >= utf16_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-16 string is too small.",
function );
return( -1 );
}
utf16_string[ string_index++ ] = (uint16_t) 'S';
utf16_string[ string_index++ ] = (uint16_t) '-';
value_64bit = internal_security_identifier->revision_number;
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf16_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-16 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->revision_number;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf16_string[ string_index + value_string_index ] = (uint16_t) '0' + (uint16_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
utf16_string[ string_index++ ] = (uint16_t) '-';
value_64bit = internal_security_identifier->authority;
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length ) >= utf16_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-16 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->authority;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf16_string[ string_index + value_string_index ] = (uint16_t) '0' + (uint16_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
for( sub_authority_index = 0;
sub_authority_index < internal_security_identifier->number_of_sub_authorities;
sub_authority_index++ )
{
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_length = 0;
do
{
value_64bit /= 10;
value_string_length++;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf16_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-16 string is too small.",
function );
return( -1 );
}
utf16_string[ string_index++ ] = (uint16_t) '-';
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf16_string[ string_index + value_string_index ] = (uint16_t) '0' + (uint16_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
}
if( string_index >= utf16_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-16 string is too small.",
function );
return( -1 );
}
utf16_string[ string_index++ ] = 0;
*utf16_string_index = string_index;
return( 1 );
}
/* Converts the security identifier into an UTF-32 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf32_string(
libfwnt_security_identifier_t *security_identifier,
uint32_t *utf32_string,
size_t utf32_string_size,
uint32_t string_format_flags,
libcerror_error_t **error )
{
static char *function = "libfwnt_security_identifier_copy_to_utf32_string";
size_t utf32_string_index = 0;
if( libfwnt_security_identifier_copy_to_utf32_string_with_index(
security_identifier,
utf32_string,
utf32_string_size,
&utf32_string_index,
string_format_flags,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_COPY_FAILED,
"%s: unable to copy security identifier to UTF-32 string.",
function );
return( -1 );
}
return( 1 );
}
/* Converts the security identifier into an UTF-32 string
* The string size should include the end of string character
* Returns 1 if successful or -1 on error
*/
int libfwnt_security_identifier_copy_to_utf32_string_with_index(
libfwnt_security_identifier_t *security_identifier,
uint32_t *utf32_string,
size_t utf32_string_size,
size_t *utf32_string_index,
uint32_t string_format_flags,
libcerror_error_t **error )
{
libfwnt_internal_security_identifier_t *internal_security_identifier = NULL;
static char *function = "libfwnt_security_identifier_copy_to_utf32_string_with_index";
size_t string_index = 0;
size_t value_string_index = 0;
size_t value_string_length = 0;
uint64_t value_64bit = 0;
uint8_t sub_authority_index = 0;
if( security_identifier == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid security identifier.",
function );
return( -1 );
}
internal_security_identifier = (libfwnt_internal_security_identifier_t *) security_identifier;
if( utf32_string == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-32 string.",
function );
return( -1 );
}
if( utf32_string_size > (size_t) SSIZE_MAX )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_EXCEEDS_MAXIMUM,
"%s: UTF-32 string size exceeds maximum.",
function );
return( -1 );
}
if( utf32_string_index == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid UTF-32 string index.",
function );
return( -1 );
}
if( string_format_flags != 0 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_UNSUPPORTED_VALUE,
"%s: unsupported string format flags.",
function );
return( -1 );
}
string_index = *utf32_string_index;
if( ( string_index + 2 ) > utf32_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-32 string is too small.",
function );
return( -1 );
}
utf32_string[ string_index++ ] = (uint32_t) 'S';
utf32_string[ string_index++ ] = (uint32_t) '-';
value_64bit = internal_security_identifier->revision_number;
value_string_length = 0;
do
{
value_64bit /= 10;
value_string_length++;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf32_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-32 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->revision_number;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf32_string[ string_index + value_string_index ] = (uint32_t) '0' + (uint32_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
utf32_string[ string_index++ ] = (uint32_t) '-';
value_64bit = internal_security_identifier->authority;
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length ) >= utf32_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-32 string is too small.",
function );
return( -1 );
}
value_64bit = internal_security_identifier->authority;
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf32_string[ string_index + value_string_index ] = (uint32_t) '0' + (uint32_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
for( sub_authority_index = 0;
sub_authority_index < internal_security_identifier->number_of_sub_authorities;
sub_authority_index++ )
{
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_length = 0;
do
{
value_string_length++;
value_64bit /= 10;
}
while( value_64bit > 0 );
if( ( string_index + value_string_length + 1 ) >= utf32_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-32 string is too small.",
function );
return( -1 );
}
utf32_string[ string_index++ ] = (uint32_t) '-';
value_64bit = internal_security_identifier->sub_authority[ sub_authority_index ];
value_string_index = value_string_length;
while( value_string_index > 0 )
{
value_string_index--;
utf32_string[ string_index + value_string_index ] = (uint32_t) '0' + (uint32_t) ( value_64bit % 10 );
value_64bit /= 10;
}
string_index += value_string_length;
}
if( string_index >= utf32_string_size )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_VALUE_TOO_SMALL,
"%s: UTF-32 string is too small.",
function );
return( -1 );
}
utf32_string[ string_index++ ] = 0;
*utf32_string_index = string_index;
return( 1 );
}