[linux-2.6-block.git] / fs / orangefs / orangefs-dev-proto.h

/*
 * (C) 2001 Clemson University and The University of Chicago
 *
 * See COPYING in top-level directory.
 */

#ifndef _ORANGEFS_DEV_PROTO_H
#define _ORANGEFS_DEV_PROTO_H

/*
 * types and constants shared between user space and kernel space for
 * device interaction using a common protocol
 */

/*
 * valid orangefs kernel operation types
 */
#define ORANGEFS_VFS_OP_INVALID           0xFF000000
#define ORANGEFS_VFS_OP_FILE_IO        0xFF000001
#define ORANGEFS_VFS_OP_LOOKUP         0xFF000002
#define ORANGEFS_VFS_OP_CREATE         0xFF000003
#define ORANGEFS_VFS_OP_GETATTR        0xFF000004
#define ORANGEFS_VFS_OP_REMOVE         0xFF000005
#define ORANGEFS_VFS_OP_MKDIR          0xFF000006
#define ORANGEFS_VFS_OP_READDIR        0xFF000007
#define ORANGEFS_VFS_OP_SETATTR        0xFF000008
#define ORANGEFS_VFS_OP_SYMLINK        0xFF000009
#define ORANGEFS_VFS_OP_RENAME         0xFF00000A
#define ORANGEFS_VFS_OP_STATFS         0xFF00000B
#define ORANGEFS_VFS_OP_TRUNCATE       0xFF00000C
#define ORANGEFS_VFS_OP_MMAP_RA_FLUSH  0xFF00000D
#define ORANGEFS_VFS_OP_FS_MOUNT       0xFF00000E
#define ORANGEFS_VFS_OP_FS_UMOUNT      0xFF00000F
#define ORANGEFS_VFS_OP_GETXATTR       0xFF000010
#define ORANGEFS_VFS_OP_SETXATTR          0xFF000011
#define ORANGEFS_VFS_OP_LISTXATTR         0xFF000012
#define ORANGEFS_VFS_OP_REMOVEXATTR       0xFF000013
#define ORANGEFS_VFS_OP_PARAM          0xFF000014
#define ORANGEFS_VFS_OP_PERF_COUNT     0xFF000015
#define ORANGEFS_VFS_OP_CANCEL            0xFF00EE00
#define ORANGEFS_VFS_OP_FSYNC          0xFF00EE01
#define ORANGEFS_VFS_OP_FSKEY             0xFF00EE02
#define ORANGEFS_VFS_OP_READDIRPLUS       0xFF00EE03

/*
 * Misc constants. Please retain them as multiples of 8!
 * Otherwise 32-64 bit interactions will be messed up :)
 */
#define ORANGEFS_MAX_DEBUG_STRING_LEN	0x00000400
#define ORANGEFS_MAX_DEBUG_ARRAY_LEN	0x00000800

/*
 * The maximum number of directory entries in a single request is 96.
 * XXX: Why can this not be higher. The client-side code can handle up to 512.
 * XXX: What happens if we expect more than the client can return?
 */
#define ORANGEFS_MAX_DIRENT_COUNT_READDIR 96

#include "upcall.h"
#include "downcall.h"

#endif
Commit	Line	Data
f7ab093f MM	1	/*
	2	* (C) 2001 Clemson University and The University of Chicago
	3	*
	4	* See COPYING in top-level directory.
	5	*/
	6
8bb8aefd YL	7	#ifndef _ORANGEFS_DEV_PROTO_H
8bb8aefd YL	8	#define _ORANGEFS_DEV_PROTO_H
f7ab093f MM	9
	10	/*
	11	* types and constants shared between user space and kernel space for
	12	* device interaction using a common protocol
	13	*/
	14
	15	/*
8bb8aefd	16	* valid orangefs kernel operation types
f7ab093f	17	*/
8bb8aefd YL	18	#define ORANGEFS_VFS_OP_INVALID 0xFF000000
	19	#define ORANGEFS_VFS_OP_FILE_IO 0xFF000001
	20	#define ORANGEFS_VFS_OP_LOOKUP 0xFF000002
	21	#define ORANGEFS_VFS_OP_CREATE 0xFF000003
	22	#define ORANGEFS_VFS_OP_GETATTR 0xFF000004
	23	#define ORANGEFS_VFS_OP_REMOVE 0xFF000005
	24	#define ORANGEFS_VFS_OP_MKDIR 0xFF000006
	25	#define ORANGEFS_VFS_OP_READDIR 0xFF000007
	26	#define ORANGEFS_VFS_OP_SETATTR 0xFF000008
	27	#define ORANGEFS_VFS_OP_SYMLINK 0xFF000009
	28	#define ORANGEFS_VFS_OP_RENAME 0xFF00000A
	29	#define ORANGEFS_VFS_OP_STATFS 0xFF00000B
	30	#define ORANGEFS_VFS_OP_TRUNCATE 0xFF00000C
	31	#define ORANGEFS_VFS_OP_MMAP_RA_FLUSH 0xFF00000D
	32	#define ORANGEFS_VFS_OP_FS_MOUNT 0xFF00000E
	33	#define ORANGEFS_VFS_OP_FS_UMOUNT 0xFF00000F
	34	#define ORANGEFS_VFS_OP_GETXATTR 0xFF000010
	35	#define ORANGEFS_VFS_OP_SETXATTR 0xFF000011
	36	#define ORANGEFS_VFS_OP_LISTXATTR 0xFF000012
	37	#define ORANGEFS_VFS_OP_REMOVEXATTR 0xFF000013
	38	#define ORANGEFS_VFS_OP_PARAM 0xFF000014
	39	#define ORANGEFS_VFS_OP_PERF_COUNT 0xFF000015
	40	#define ORANGEFS_VFS_OP_CANCEL 0xFF00EE00
	41	#define ORANGEFS_VFS_OP_FSYNC 0xFF00EE01
	42	#define ORANGEFS_VFS_OP_FSKEY 0xFF00EE02
	43	#define ORANGEFS_VFS_OP_READDIRPLUS 0xFF00EE03
f7ab093f MM	44
	45	/*
	46	* Misc constants. Please retain them as multiples of 8!
	47	* Otherwise 32-64 bit interactions will be messed up :)
	48	*/
8bb8aefd YL	49	#define ORANGEFS_MAX_DEBUG_STRING_LEN 0x00000400
8bb8aefd YL	50	#define ORANGEFS_MAX_DEBUG_ARRAY_LEN 0x00000800
f7ab093f MM	51
f7ab093f MM	52	/*
7d221485 MB	53	* The maximum number of directory entries in a single request is 96.
	54	* XXX: Why can this not be higher. The client-side code can handle up to 512.
	55	* XXX: What happens if we expect more than the client can return?
	56	*/
	57	#define ORANGEFS_MAX_DIRENT_COUNT_READDIR 96
f7ab093f MM	58
	59	#include "upcall.h"
	60	#include "downcall.h"
	61
f7ab093f	62	#endif