include/linux/nfs3.h

   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 */
  37 enum 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
  53 enum 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
  65 struct 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 */