16f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells /* 3607ca46eSDavid Howells * NFS protocol definitions 4607ca46eSDavid Howells * 5607ca46eSDavid Howells * This file contains constants mostly for Version 2 of the protocol, 6607ca46eSDavid Howells * but also has a couple of NFSv3 bits in (notably the error codes). 7607ca46eSDavid Howells */ 8607ca46eSDavid Howells #ifndef _UAPI_LINUX_NFS_H 9607ca46eSDavid Howells #define _UAPI_LINUX_NFS_H 10607ca46eSDavid Howells 11b9788a44SPeng Tao #include <linux/types.h> 12b9788a44SPeng Tao 13607ca46eSDavid Howells #define NFS_PROGRAM 100003 14607ca46eSDavid Howells #define NFS_PORT 2049 15*fb455baaSChuck Lever #define NFS_RDMA_PORT 20049 16607ca46eSDavid Howells #define NFS_MAXDATA 8192 17607ca46eSDavid Howells #define NFS_MAXPATHLEN 1024 18607ca46eSDavid Howells #define NFS_MAXNAMLEN 255 19607ca46eSDavid Howells #define NFS_MAXGROUPS 16 20607ca46eSDavid Howells #define NFS_FHSIZE 32 21607ca46eSDavid Howells #define NFS_COOKIESIZE 4 22607ca46eSDavid Howells #define NFS_FIFO_DEV (-1) 23607ca46eSDavid Howells #define NFSMODE_FMT 0170000 24607ca46eSDavid Howells #define NFSMODE_DIR 0040000 25607ca46eSDavid Howells #define NFSMODE_CHR 0020000 26607ca46eSDavid Howells #define NFSMODE_BLK 0060000 27607ca46eSDavid Howells #define NFSMODE_REG 0100000 28607ca46eSDavid Howells #define NFSMODE_LNK 0120000 29607ca46eSDavid Howells #define NFSMODE_SOCK 0140000 30607ca46eSDavid Howells #define NFSMODE_FIFO 0010000 31607ca46eSDavid Howells 32607ca46eSDavid Howells #define NFS_MNT_PROGRAM 100005 33607ca46eSDavid Howells #define NFS_MNT_VERSION 1 34607ca46eSDavid Howells #define NFS_MNT3_VERSION 3 35607ca46eSDavid Howells 36607ca46eSDavid Howells #define NFS_PIPE_DIRNAME "nfs" 37607ca46eSDavid Howells 38607ca46eSDavid Howells /* 39607ca46eSDavid Howells * NFS stats. The good thing with these values is that NFSv3 errors are 40607ca46eSDavid Howells * a superset of NFSv2 errors (with the exception of NFSERR_WFLUSH which 41607ca46eSDavid Howells * no-one uses anyway), so we can happily mix code as long as we make sure 42607ca46eSDavid Howells * no NFSv3 errors are returned to NFSv2 clients. 43607ca46eSDavid Howells * Error codes that have a `--' in the v2 column are not part of the 44607ca46eSDavid Howells * standard, but seem to be widely used nevertheless. 45607ca46eSDavid Howells */ 46607ca46eSDavid Howells enum nfs_stat { 47607ca46eSDavid Howells NFS_OK = 0, /* v2 v3 v4 */ 48607ca46eSDavid Howells NFSERR_PERM = 1, /* v2 v3 v4 */ 49607ca46eSDavid Howells NFSERR_NOENT = 2, /* v2 v3 v4 */ 50607ca46eSDavid Howells NFSERR_IO = 5, /* v2 v3 v4 */ 51607ca46eSDavid Howells NFSERR_NXIO = 6, /* v2 v3 v4 */ 52607ca46eSDavid Howells NFSERR_EAGAIN = 11, /* v2 v3 */ 53607ca46eSDavid Howells NFSERR_ACCES = 13, /* v2 v3 v4 */ 54607ca46eSDavid Howells NFSERR_EXIST = 17, /* v2 v3 v4 */ 55607ca46eSDavid Howells NFSERR_XDEV = 18, /* v3 v4 */ 56607ca46eSDavid Howells NFSERR_NODEV = 19, /* v2 v3 v4 */ 57607ca46eSDavid Howells NFSERR_NOTDIR = 20, /* v2 v3 v4 */ 58607ca46eSDavid Howells NFSERR_ISDIR = 21, /* v2 v3 v4 */ 59607ca46eSDavid Howells NFSERR_INVAL = 22, /* v2 v3 v4 */ 60607ca46eSDavid Howells NFSERR_FBIG = 27, /* v2 v3 v4 */ 61607ca46eSDavid Howells NFSERR_NOSPC = 28, /* v2 v3 v4 */ 62607ca46eSDavid Howells NFSERR_ROFS = 30, /* v2 v3 v4 */ 63607ca46eSDavid Howells NFSERR_MLINK = 31, /* v3 v4 */ 64607ca46eSDavid Howells NFSERR_NAMETOOLONG = 63, /* v2 v3 v4 */ 65607ca46eSDavid Howells NFSERR_NOTEMPTY = 66, /* v2 v3 v4 */ 66607ca46eSDavid Howells NFSERR_DQUOT = 69, /* v2 v3 v4 */ 67607ca46eSDavid Howells NFSERR_STALE = 70, /* v2 v3 v4 */ 68607ca46eSDavid Howells NFSERR_REMOTE = 71, /* v2 v3 */ 69607ca46eSDavid Howells NFSERR_WFLUSH = 99, /* v2 */ 70607ca46eSDavid Howells NFSERR_BADHANDLE = 10001, /* v3 v4 */ 71607ca46eSDavid Howells NFSERR_NOT_SYNC = 10002, /* v3 */ 72607ca46eSDavid Howells NFSERR_BAD_COOKIE = 10003, /* v3 v4 */ 73607ca46eSDavid Howells NFSERR_NOTSUPP = 10004, /* v3 v4 */ 74607ca46eSDavid Howells NFSERR_TOOSMALL = 10005, /* v3 v4 */ 75607ca46eSDavid Howells NFSERR_SERVERFAULT = 10006, /* v3 v4 */ 76607ca46eSDavid Howells NFSERR_BADTYPE = 10007, /* v3 v4 */ 77607ca46eSDavid Howells NFSERR_JUKEBOX = 10008, /* v3 v4 */ 78607ca46eSDavid Howells NFSERR_SAME = 10009, /* v4 */ 79607ca46eSDavid Howells NFSERR_DENIED = 10010, /* v4 */ 80607ca46eSDavid Howells NFSERR_EXPIRED = 10011, /* v4 */ 81607ca46eSDavid Howells NFSERR_LOCKED = 10012, /* v4 */ 82607ca46eSDavid Howells NFSERR_GRACE = 10013, /* v4 */ 83607ca46eSDavid Howells NFSERR_FHEXPIRED = 10014, /* v4 */ 84607ca46eSDavid Howells NFSERR_SHARE_DENIED = 10015, /* v4 */ 85607ca46eSDavid Howells NFSERR_WRONGSEC = 10016, /* v4 */ 86607ca46eSDavid Howells NFSERR_CLID_INUSE = 10017, /* v4 */ 87607ca46eSDavid Howells NFSERR_RESOURCE = 10018, /* v4 */ 88607ca46eSDavid Howells NFSERR_MOVED = 10019, /* v4 */ 89607ca46eSDavid Howells NFSERR_NOFILEHANDLE = 10020, /* v4 */ 90607ca46eSDavid Howells NFSERR_MINOR_VERS_MISMATCH = 10021, /* v4 */ 91607ca46eSDavid Howells NFSERR_STALE_CLIENTID = 10022, /* v4 */ 92607ca46eSDavid Howells NFSERR_STALE_STATEID = 10023, /* v4 */ 93607ca46eSDavid Howells NFSERR_OLD_STATEID = 10024, /* v4 */ 94607ca46eSDavid Howells NFSERR_BAD_STATEID = 10025, /* v4 */ 95607ca46eSDavid Howells NFSERR_BAD_SEQID = 10026, /* v4 */ 96607ca46eSDavid Howells NFSERR_NOT_SAME = 10027, /* v4 */ 97607ca46eSDavid Howells NFSERR_LOCK_RANGE = 10028, /* v4 */ 98607ca46eSDavid Howells NFSERR_SYMLINK = 10029, /* v4 */ 99607ca46eSDavid Howells NFSERR_RESTOREFH = 10030, /* v4 */ 100607ca46eSDavid Howells NFSERR_LEASE_MOVED = 10031, /* v4 */ 101607ca46eSDavid Howells NFSERR_ATTRNOTSUPP = 10032, /* v4 */ 102607ca46eSDavid Howells NFSERR_NO_GRACE = 10033, /* v4 */ 103607ca46eSDavid Howells NFSERR_RECLAIM_BAD = 10034, /* v4 */ 104607ca46eSDavid Howells NFSERR_RECLAIM_CONFLICT = 10035,/* v4 */ 105607ca46eSDavid Howells NFSERR_BAD_XDR = 10036, /* v4 */ 106607ca46eSDavid Howells NFSERR_LOCKS_HELD = 10037, /* v4 */ 107607ca46eSDavid Howells NFSERR_OPENMODE = 10038, /* v4 */ 108607ca46eSDavid Howells NFSERR_BADOWNER = 10039, /* v4 */ 109607ca46eSDavid Howells NFSERR_BADCHAR = 10040, /* v4 */ 110607ca46eSDavid Howells NFSERR_BADNAME = 10041, /* v4 */ 111607ca46eSDavid Howells NFSERR_BAD_RANGE = 10042, /* v4 */ 112607ca46eSDavid Howells NFSERR_LOCK_NOTSUPP = 10043, /* v4 */ 113607ca46eSDavid Howells NFSERR_OP_ILLEGAL = 10044, /* v4 */ 114607ca46eSDavid Howells NFSERR_DEADLOCK = 10045, /* v4 */ 115607ca46eSDavid Howells NFSERR_FILE_OPEN = 10046, /* v4 */ 116607ca46eSDavid Howells NFSERR_ADMIN_REVOKED = 10047, /* v4 */ 117607ca46eSDavid Howells NFSERR_CB_PATH_DOWN = 10048, /* v4 */ 118607ca46eSDavid Howells }; 119607ca46eSDavid Howells 120607ca46eSDavid Howells /* NFSv2 file types - beware, these are not the same in NFSv3 */ 121607ca46eSDavid Howells 122607ca46eSDavid Howells enum nfs_ftype { 123607ca46eSDavid Howells NFNON = 0, 124607ca46eSDavid Howells NFREG = 1, 125607ca46eSDavid Howells NFDIR = 2, 126607ca46eSDavid Howells NFBLK = 3, 127607ca46eSDavid Howells NFCHR = 4, 128607ca46eSDavid Howells NFLNK = 5, 129607ca46eSDavid Howells NFSOCK = 6, 130607ca46eSDavid Howells NFBAD = 7, 131607ca46eSDavid Howells NFFIFO = 8 132607ca46eSDavid Howells }; 133607ca46eSDavid Howells 134607ca46eSDavid Howells #endif /* _UAPI_LINUX_NFS_H */ 135