haiku/headers/os/storage/StorageDefs.h

/*
 * Copyright 2002-2006, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef _DEF_STORAGE_H
#define _DEF_STORAGE_H


#include <fcntl.h>
#include <sys/param.h>
#include <limits.h>


// Limits
#define B_DEV_NAME_LENGTH		128
#define B_FILE_NAME_LENGTH		NAME_MAX
#define B_PATH_NAME_LENGTH		MAXPATHLEN
#define B_ATTR_NAME_LENGTH		(B_FILE_NAME_LENGTH - 1)
#define B_MIME_TYPE_LENGTH		(B_ATTR_NAME_LENGTH - 15)
#define B_MAX_SYMLINKS			SYMLOOP_MAX

// Open Modes
#define B_READ_ONLY			O_RDONLY	// read only
#define B_WRITE_ONLY		O_WRONLY	// write only
#define B_READ_WRITE		O_RDWR		// read and write

#define B_FAIL_IF_EXISTS	O_EXCL		// exclusive create
#define B_CREATE_FILE		O_CREAT		// create the file
#define B_ERASE_FILE		O_TRUNC		// erase the file's data
#define B_OPEN_AT_END		O_APPEND	// point to the end of the data

// Node Flavors
enum node_flavor {
	B_FILE_NODE			= 0x01,
	B_SYMLINK_NODE		= 0x02,
	B_DIRECTORY_NODE	= 0x04,
	B_ANY_NODE			= 0x07
};


#endif // _DEF_STORAGE_H