C++ (Cpp) libevtx_file_close Examples

Example #1

File: libevtx_file.c Project: Jeyatharsini24/libevtx

/* Frees a file
 * Returns 1 if successful or -1 on error
 */
int libevtx_file_free(
     libevtx_file_t **file,
     libcerror_error_t **error )
{
	libevtx_internal_file_t *internal_file = NULL;
	static char *function                  = "libevtx_file_free";
	int result                             = 1;

	if( file == NULL )
	{
		libcerror_error_set(
		 error,
		 LIBCERROR_ERROR_DOMAIN_ARGUMENTS,
		 LIBCERROR_ARGUMENT_ERROR_INVALID_VALUE,
		 "%s: invalid file.",
		 function );

		return( -1 );
	}
	if( *file != NULL )
	{
		internal_file = (libevtx_internal_file_t *) *file;

		if( internal_file->file_io_handle != NULL )
		{
			if( libevtx_file_close(
			     *file,
			     error ) != 0 )
			{
				libcerror_error_set(
				 error,
				 LIBCERROR_ERROR_DOMAIN_IO,
				 LIBCERROR_IO_ERROR_CLOSE_FAILED,
				 "%s: unable to close file.",
				 function );

				result = -1;
			}
		}
		*file = NULL;

		if( libevtx_io_handle_free(
		     &( internal_file->io_handle ),
		     error ) != 1 )
		{
			libcerror_error_set(
			 error,
			 LIBCERROR_ERROR_DOMAIN_RUNTIME,
			 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
			 "%s: unable to free IO handle.",
			 function );

			result = -1;
		}
		memory_free(
		 internal_file );
	}
	return( result );
}

Example #2

File: evtx_test_open_close.c Project: roox/libevtx

/* Tests single open and close of a file
 * Returns 1 if successful, 0 if not or -1 on error
 */
int evtx_test_single_open_close_file(
     libcstring_system_character_t *filename,
     int access_flags,
     int expected_result )
{
	libcerror_error_t *error = NULL;
	libevtx_file_t *file     = NULL;
	static char *function    = "evtx_test_single_open_close_file";
	char *access_string      = NULL;
	int result               = 0;

	if( access_flags == LIBEVTX_OPEN_READ )
	{
		access_string = "read";
	}
	else if( access_flags == LIBEVTX_OPEN_WRITE )
	{
		access_string = "write";
	}
	else
	{
		access_string = "UNKNOWN";
	}
	fprintf(
	 stdout,
	 "Testing single open close of: " );

	if( filename != NULL )
	{
		fprintf(
		 stdout,
		 "%" PRIs_LIBCSTRING_SYSTEM "",
		 filename );
	}
	else
	{
		fprintf(
		 stdout,
		 "NULL" );
	}
	fprintf(
	 stdout,
	 " with access: %s\t",
	 access_string );

	if( libevtx_file_initialize(
	     &file,
	     &error ) != 1 )
	{
		libcerror_error_set(
		 &error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_INITIALIZE_FAILED,
		 "%s: unable to create file.",
		 function );

		goto on_error;
	}
#if defined( LIBCSTRING_HAVE_WIDE_SYSTEM_CHARACTER )
	result = libevtx_file_open_wide(
	          file,
	          filename,
	          access_flags,
	          &error );
#else
	result = libevtx_file_open(
	          file,
	          filename,
	          access_flags,
	          &error );
#endif
	if( result == 1 )
	{
		if( libevtx_file_close(
		     file,
		     &error ) != 0 )
		{
			libcerror_error_set(
			 &error,
			 LIBCERROR_ERROR_DOMAIN_IO,
			 LIBCERROR_IO_ERROR_CLOSE_FAILED,
			 "%s: unable to close file.",
			 function );

			goto on_error;
		}
	}
	if( libevtx_file_free(
	     &file,
	     &error ) != 1 )
	{
		libcerror_error_set(
		 &error,
		 LIBCERROR_ERROR_DOMAIN_RUNTIME,
		 LIBCERROR_RUNTIME_ERROR_FINALIZE_FAILED,
		 "%s: unable to free file.",
		 function );

		goto on_error;
	}
	result = ( expected_result == result );

	if( result == 1 )
	{
		fprintf(
		 stdout,
		 "(PASS)" );
	}
	else
	{
		fprintf(
		 stdout,
		 "(FAIL)" );
	}
	fprintf(
	 stdout,
	 "\n" );

	if( error != NULL )
	{
		libcerror_error_backtrace_fprint(
		 error,
		 stderr );
		libcerror_error_free(
		 &error );
	}
	return( result );

on_error:
	if( error != NULL )
	{
		libcerror_error_backtrace_fprint(
		 error,
		 stderr );
		libcerror_error_free(
		 &error );
	}
	if( file != NULL )
	{
		libevtx_file_free(
		 &file,
		 NULL);
	}
	return( -1 );
}