C++ (Cpp) libexe_file_initialize примеры использования

Пример #1

Файл: resource_file.c Проект: libyal/libevt

/* Creates a resource file
 * Make sure the value resource_file is referencing, is set to NULL
 * Returns 1 if successful or -1 on error
 */
int resource_file_initialize(
     resource_file_t **resource_file,
     uint32_t preferred_language_identifier,
     libcerror_error_t **error )
{
	static char *function = "resource_file_initialize";

	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 != NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_VALUE_ALREADY_SET,
		 "%s: invalid resource file value already set.",
		 function );

		return( -1 );
	}
	*resource_file = memory_allocate_structure(
	                  resource_file_t );

	if( *resource_file == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_MEMORY,
		 LIBCERROR_MEMORY_ERROR_INSUFFICIENT,
		 "%s: unable to create resource file.",
		 function );

		goto on_error;
	}
	if( memory_set(
	     *resource_file,
	     0,
	     sizeof( resource_file_t ) ) == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_MEMORY,
		 LIBCERROR_MEMORY_ERROR_SET_FAILED,
		 "%s: unable to clear resource file.",
		 function );

		memory_free(
		 *resource_file );

		*resource_file = NULL;

		return( -1 );
	}
	if( libexe_file_initialize(
	     &( ( *resource_file )->exe_file ),
	     error ) != 1 )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,
		 "%s: unable to create EXE file.",
		 function );

		goto on_error;
	}
	if( libwrc_stream_initialize(
	     &( ( *resource_file )->resource_stream ),
	     error ) != 1 )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,
		 "%s: unable to create resource stream.",
		 function );

		goto on_error;
	}
	if( libfcache_cache_initialize(
	     &( ( *resource_file )->message_string_cache ),
	     16,
	     error ) != 1 )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,
		 "%s: unable to create message string cache.",
		 function );

		goto on_error;
	}
	( *resource_file )->preferred_language_identifier = preferred_language_identifier;

	return( 1 );

on_error:
	if( *resource_file != NULL )
	{
		if( ( *resource_file )->resource_stream != NULL )
		{
			libwrc_stream_free(
			 &( ( *resource_file )->resource_stream ),
			 NULL );
		}
		if( ( *resource_file )->exe_file != NULL )
		{
			libexe_file_free(
			 &( ( *resource_file )->exe_file ),
			 NULL );
		}
		memory_free(
		 *resource_file );

		*resource_file = NULL;
	}
	return( -1 );
}

Пример #2

Файл: exe_test_seek.c Проект: 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 );
}