linux/include/linux/nfs3.h
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   1/*
   2 * NFSv3 protocol definitions
   3 */
   4#ifndef _LINUX_NFS3_H
   5#define _LINUX_NFS3_H
   6
   7#define NFS3_PORT               2049
   8#define NFS3_MAXDATA            32768
   9#define NFS3_MAXPATHLEN         PATH_MAX
  10#define NFS3_MAXNAMLEN          NAME_MAX
  11#define NFS3_MAXGROUPS          16
  12#define NFS3_FHSIZE             64
  13#define NFS3_COOKIESIZE         4
  14#define NFS3_CREATEVERFSIZE     8
  15#define NFS3_COOKIEVERFSIZE     8
  16#define NFS3_WRITEVERFSIZE      8
  17#define NFS3_FIFO_DEV           (-1)
  18#define NFS3MODE_FMT            0170000
  19#define NFS3MODE_DIR            0040000
  20#define NFS3MODE_CHR            0020000
  21#define NFS3MODE_BLK            0060000
  22#define NFS3MODE_REG            0100000
  23#define NFS3MODE_LNK            0120000
  24#define NFS3MODE_SOCK           0140000
  25#define NFS3MODE_FIFO           0010000
  26
  27/* Flags for access() call */
  28#define NFS3_ACCESS_READ        0x0001
  29#define NFS3_ACCESS_LOOKUP      0x0002
  30#define NFS3_ACCESS_MODIFY      0x0004
  31#define NFS3_ACCESS_EXTEND      0x0008
  32#define NFS3_ACCESS_DELETE      0x0010
  33#define NFS3_ACCESS_EXECUTE     0x0020
  34#define NFS3_ACCESS_FULL        0x003f
  35
  36/* Flags for create mode */
  37enum nfs3_createmode {
  38        NFS3_CREATE_UNCHECKED = 0,
  39        NFS3_CREATE_GUARDED = 1,
  40        NFS3_CREATE_EXCLUSIVE = 2
  41};
  42
  43/* NFSv3 file system properties */
  44#define NFS3_FSF_LINK           0x0001
  45#define NFS3_FSF_SYMLINK        0x0002
  46#define NFS3_FSF_HOMOGENEOUS    0x0008
  47#define NFS3_FSF_CANSETTIME     0x0010
  48/* Some shorthands. See fs/nfsd/nfs3proc.c */
  49#define NFS3_FSF_DEFAULT        0x001B
  50#define NFS3_FSF_BILLYBOY       0x0018
  51#define NFS3_FSF_READONLY       0x0008
  52
  53enum nfs3_ftype {
  54        NF3NON  = 0,
  55        NF3REG  = 1,
  56        NF3DIR  = 2,
  57        NF3BLK  = 3,
  58        NF3CHR  = 4,
  59        NF3LNK  = 5,
  60        NF3SOCK = 6,
  61        NF3FIFO = 7,    /* changed from NFSv2 (was 8) */
  62        NF3BAD  = 8
  63};
  64
  65struct nfs3_fh {
  66        unsigned short size;
  67        unsigned char  data[NFS3_FHSIZE];
  68};
  69
  70#define NFS3_VERSION            3
  71#define NFS3PROC_NULL           0
  72#define NFS3PROC_GETATTR        1
  73#define NFS3PROC_SETATTR        2
  74#define NFS3PROC_LOOKUP         3
  75#define NFS3PROC_ACCESS         4
  76#define NFS3PROC_READLINK       5
  77#define NFS3PROC_READ           6
  78#define NFS3PROC_WRITE          7
  79#define NFS3PROC_CREATE         8
  80#define NFS3PROC_MKDIR          9
  81#define NFS3PROC_SYMLINK        10
  82#define NFS3PROC_MKNOD          11
  83#define NFS3PROC_REMOVE         12
  84#define NFS3PROC_RMDIR          13
  85#define NFS3PROC_RENAME         14
  86#define NFS3PROC_LINK           15
  87#define NFS3PROC_READDIR        16
  88#define NFS3PROC_READDIRPLUS    17
  89#define NFS3PROC_FSSTAT         18
  90#define NFS3PROC_FSINFO         19
  91#define NFS3PROC_PATHCONF       20
  92#define NFS3PROC_COMMIT         21
  93
  94#define NFS_MNT3_VERSION        3
  95 
  96
  97#if defined(__KERNEL__)
  98
  99/* Number of 32bit words in post_op_attr */
 100#define NFS3_POST_OP_ATTR_WORDS         22
 101
 102#endif /* __KERNEL__ */
 103#endif /* _LINUX_NFS3_H */
 104
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