xref: /haiku/headers/os/storage/StorageDefs.h (revision f2b4344867e97c3f4e742a1b4a15e6879644601a)
1 /*
2  * Copyright 2002-2006, Haiku, Inc. All Rights Reserved.
3  * Distributed under the terms of the MIT License.
4  */
5 #ifndef _DEF_STORAGE_H
6 #define _DEF_STORAGE_H
7 
8 
9 #include <fcntl.h>
10 #include <sys/param.h>
11 #include <limits.h>
12 
13 
14 // Limits
15 #define B_DEV_NAME_LENGTH		128
16 #define B_FILE_NAME_LENGTH		NAME_MAX
17 #define B_PATH_NAME_LENGTH 		MAXPATHLEN
18 #define B_ATTR_NAME_LENGTH		(B_FILE_NAME_LENGTH-1)
19 #define B_MIME_TYPE_LENGTH		(B_ATTR_NAME_LENGTH - 15)
20 #define B_MAX_SYMLINKS			SYMLOOP_MAX
21 
22 // Open Modes
23 #define B_READ_ONLY 		O_RDONLY	// read only
24 #define B_WRITE_ONLY 		O_WRONLY 	// write only
25 #define B_READ_WRITE		O_RDWR   	// read and write
26 
27 #define	B_FAIL_IF_EXISTS	O_EXCL		// exclusive create
28 #define B_CREATE_FILE		O_CREAT		// create the file
29 #define B_ERASE_FILE		O_TRUNC		// erase the file's data
30 #define B_OPEN_AT_END	   	O_APPEND	// point to the end of the data
31 
32 // Node Flavors
33 enum node_flavor {
34   B_FILE_NODE		= 0x01,
35   B_SYMLINK_NODE	= 0x02,
36   B_DIRECTORY_NODE	= 0x04,
37   B_ANY_NODE		= 0x07
38 };
39 
40 #endif // _DEF_STORAGE_H
41