root/include/linux/nfs3.h

INCLUDED FROM

/*
 * NFSv3 protocol definitions
 */
#ifndef _LINUX_NFS3_H
#define _LINUX_NFS3_H

#define NFS3_PORT               2049
#define NFS3_MAXDATA            32768
#define NFS3_MAXPATHLEN         PATH_MAX
#define NFS3_MAXNAMLEN          NAME_MAX
#define NFS3_MAXGROUPS          16
#define NFS3_FHSIZE             64
#define NFS3_COOKIESIZE         4
#define NFS3_FIFO_DEV           (-1)
#define NFS3MODE_FMT            0170000
#define NFS3MODE_DIR            0040000
#define NFS3MODE_CHR            0020000
#define NFS3MODE_BLK            0060000
#define NFS3MODE_REG            0100000
#define NFS3MODE_LNK            0120000
#define NFS3MODE_SOCK           0140000
#define NFS3MODE_FIFO           0010000

/* Flags for access() call */
#define NFS3_ACCESS_READ        0x0001
#define NFS3_ACCESS_LOOKUP      0x0002
#define NFS3_ACCESS_MODIFY      0x0004
#define NFS3_ACCESS_EXTEND      0x0008
#define NFS3_ACCESS_DELETE      0x0010
#define NFS3_ACCESS_EXECUTE     0x0020
#define NFS3_ACCESS_FULL        0x003f

/* Flags for create mode */
enum nfs3_createmode {
        NFS3_CREATE_UNCHECKED = 0,
        NFS3_CREATE_GUARDED = 1,
        NFS3_CREATE_EXCLUSIVE = 2
};

/* NFSv3 file system properties */
#define NFS3_FSF_LINK           0x0001
#define NFS3_FSF_SYMLINK        0x0002
#define NFS3_FSF_HOMOGENEOUS    0x0008
#define NFS3_FSF_CANSETTIME     0x0010
/* Some shorthands. See fs/nfsd/nfs3proc.c */
#define NFS3_FSF_DEFAULT        0x001B
#define NFS3_FSF_BILLYBOY       0x0018
#define NFS3_FSF_READONLY       0x0008

enum nfs3_ftype {
        NF3NON  = 0,
        NF3REG  = 1,
        NF3DIR  = 2,
        NF3BLK  = 3,
        NF3CHR  = 4,
        NF3LNK  = 5,
        NF3SOCK = 6,
        NF3FIFO = 7,    /* changed from NFSv2 (was 8) */
        NF3BAD  = 8
};

struct nfs3_fh {
        unsigned short size;
        unsigned char  data[NFS3_FHSIZE];
};

#define NFS3_VERSION            3
#define NFS3PROC_NULL           0
#define NFS3PROC_GETATTR        1
#define NFS3PROC_SETATTR        2
#define NFS3PROC_LOOKUP         3
#define NFS3PROC_ACCESS         4
#define NFS3PROC_READLINK       5
#define NFS3PROC_READ           6
#define NFS3PROC_WRITE          7
#define NFS3PROC_CREATE         8
#define NFS3PROC_MKDIR          9
#define NFS3PROC_SYMLINK        10
#define NFS3PROC_MKNOD          11
#define NFS3PROC_REMOVE         12
#define NFS3PROC_RMDIR          13
#define NFS3PROC_RENAME         14
#define NFS3PROC_LINK           15
#define NFS3PROC_READDIR        16
#define NFS3PROC_READDIRPLUS    17
#define NFS3PROC_FSSTAT         18
#define NFS3PROC_FSINFO         19
#define NFS3PROC_PATHCONF       20
#define NFS3PROC_COMMIT         21

#define NFS_MNT3_PROGRAM        100005
#define NFS_MNT3_VERSION        3
#define MOUNTPROC3_NULL         0
#define MOUNTPROC3_MNT          1
#define MOUNTPROC3_UMNT         3
#define MOUNTPROC3_UMNTALL      4
 

#if defined(__KERNEL__)

/* Number of 32bit words in post_op_attr */
#define NFS3_POST_OP_ATTR_WORDS         22

#endif /* __KERNEL__ */
#endif /* _LINUX_NFS3_H */