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