C++ (Cpp) libexe_file_open_wide示例

示例#1

文件： resource_file.c 项目： libyal/libevt

/* 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 );
}

示例#2

文件： exe_test_seek.c 项目： WilliamMaber/libexe

/* 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,
		     &section,
		     error ) != 1 )
		{
			fprintf(
			 stderr,
			 "Unable to retrieve section: %d.\n",
			 section_index );

			goto on_error;
		}
		if( libexe_section_get_size(
		     section,
		     &section_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(
		     &section,
		     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(
		 &section,
		 NULL );
	}
	if( file != NULL )
	{
		libexe_file_close(
		 file,
		 NULL );
		libexe_file_free(
		 &file,
		 NULL );
	}
	return( -1 );
}