/* Opens the resource file
* Returns 1 if successful or -1 on error
*/
int resource_file_open(
resource_file_t *resource_file,
const system_character_t *filename,
libcerror_error_t **error )
{
static char *function = "resource_file_open";
uint32_t virtual_address = 0;
if( resource_file == NULL )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
"%s: invalid resource file.",
function );
return( -1 );
}
if( resource_file->is_open != 0 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,
"%s: invalid resource file already open.",
function );
return( -1 );
}
#if defined( HAVE_WIDE_SYSTEM_CHARACTER )
if( libexe_file_open_wide(
resource_file->exe_file,
filename,
LIBEXE_OPEN_READ,
error ) != 1 )
#else
if( libexe_file_open(
resource_file->exe_file,
filename,
LIBEXE_OPEN_READ,
error ) != 1 )
#endif
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_IO,
LIBCERROR_IO_ERROR_OPEN_FAILED,
"%s: unable to open EXE file.",
function );
goto on_error;
}
if( libexe_file_get_section_by_name(
resource_file->exe_file,
".rsrc",
5,
&( resource_file->resource_section ),
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to retrieve resource section.",
function );
goto on_error;
}
if( libexe_section_get_virtual_address(
resource_file->resource_section,
&virtual_address,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to retrieve resource section virtual adress.",
function );
goto on_error;
}
if( libexe_section_get_data_file_io_handle(
resource_file->resource_section,
&( resource_file->resource_section_file_io_handle ),
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_GET_FAILED,
"%s: unable to retrieve resource section file IO handle.",
function );
goto on_error;
}
if( libwrc_stream_set_virtual_address(
resource_file->resource_stream,
virtual_address,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_RUNTIME,
LIBCERROR_RUNTIME_ERROR_SET_FAILED,
"%s: unable to set resource stream virtual adress.",
function );
goto on_error;
}
if( libwrc_stream_open_file_io_handle(
resource_file->resource_stream,
resource_file->resource_section_file_io_handle,
LIBWRC_OPEN_READ,
error ) != 1 )
{
libcerror_error_set(
error,
LIBCERROR_ERROR_DOMAIN_IO,
LIBCERROR_IO_ERROR_OPEN_FAILED,
"%s: unable to open resource stream.",
function );
goto on_error;
}
resource_file->is_open = 1;
return( 1 );
on_error:
if( resource_file->resource_section_file_io_handle != NULL )
{
libbfio_handle_free(
&( resource_file->resource_section_file_io_handle ),
NULL );
}
if( resource_file->resource_section != NULL )
{
libexe_section_free(
&( resource_file->resource_section ),
NULL );
}
libexe_file_close(
resource_file->exe_file,
NULL );
return( -1 );
}
/* Tests seeking in a file
* Returns 1 if successful, 0 if not or -1 on error
*/
int exe_test_seek(
libcstring_system_character_t *source,
libcerror_error_t **error )
{
libexe_file_t *file = NULL;
libexe_section_t *section = NULL;
size64_t section_size = 0;
int number_of_sections = 0;
int result = 0;
int section_index = 0;
if( libexe_file_initialize(
&file,
error ) != 1 )
{
fprintf(
stderr,
"Unable to create file.\n" );
goto on_error;
}
#if defined( LIBCSTRING_HAVE_WIDE_SYSTEM_CHARACTER )
if( libexe_file_open_wide(
file,
source,
LIBEXE_OPEN_READ,
error ) != 1 )
#else
if( libexe_file_open(
file,
source,
LIBEXE_OPEN_READ,
error ) != 1 )
#endif
{
fprintf(
stderr,
"Unable to open file.\n" );
goto on_error;
}
if( libexe_file_get_number_of_sections(
file,
&number_of_sections,
error ) != 1 )
{
fprintf(
stderr,
"Unable to retrieve number of sections.\n" );
goto on_error;
}
for( section_index = 0;
section_index < number_of_sections;
section_index++ )
{
if( libexe_file_get_section(
file,
section_index,
§ion,
error ) != 1 )
{
fprintf(
stderr,
"Unable to retrieve section: %d.\n",
section_index );
goto on_error;
}
if( libexe_section_get_size(
section,
§ion_size,
error ) != 1 )
{
fprintf(
stderr,
"Unable to retrieve section size.\n" );
goto on_error;
}
fprintf(
stdout,
"Section: %d size: %" PRIu64 " bytes\n",
section_index,
section_size );
if( section_size == 0 )
{
result = 1;
}
else
{
result = exe_test_seek_section(
section,
section_size );
if( result == -1 )
{
fprintf(
stderr,
"Unable to seek in section: %d.\n",
section_index );
goto on_error;
}
}
if( libexe_section_free(
§ion,
error ) != 1 )
{
fprintf(
stderr,
"Unable to free section: %d.\n",
section_index );
goto on_error;
}
if( result != 1 )
{
break;
}
}
if( libexe_file_close(
file,
error ) != 0 )
{
fprintf(
stderr,
"Unable to close file.\n" );
goto on_error;
}
if( libexe_file_free(
&file,
error ) != 1 )
{
fprintf(
stderr,
"Unable to free file.\n" );
goto on_error;
}
return( result );
on_error:
if( section != NULL )
{
libexe_section_free(
§ion,
NULL );
}
if( file != NULL )
{
libexe_file_close(
file,
NULL );
libexe_file_free(
&file,
NULL );
}
return( -1 );
}