1 /* 2 * Copyright (c) 1989 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Rick Macklem at The University of Guelph. 7 * 8 * Redistribution and use in source and binary forms are permitted 9 * provided that the above copyright notice and this paragraph are 10 * duplicated in all such forms and that any documentation, 11 * advertising materials, and other materials related to such 12 * distribution and use acknowledge that the software was developed 13 * by the University of California, Berkeley. The name of the 14 * University may not be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 19 * 20 * @(#)nfsproto.h 7.6 (Berkeley) 05/18/90 21 */ 22 23 /* 24 * nfs definitions as per the version 2 specs 25 */ 26 27 /* 28 * Constants as defined in the Sun NFS Version 2 spec. 29 * "NFS: Network File System Protocol Specification" RFC1094 30 */ 31 32 #define NFS_PORT 2049 33 #define NFS_PROG 100003 34 #define NFS_VER2 2 35 #define NFS_MAXDATA 8192 36 #define NFS_MAXPATHLEN 1024 37 #define NFS_MAXNAMLEN 255 38 #define NFS_FHSIZE 32 39 #define NFS_MAXPKTHDR 404 40 #define NFS_MAXPACKET (NFS_MAXPKTHDR+NFS_MAXDATA) 41 #define NFS_NPROCS 18 42 #define NFS_FABLKSIZE 512 /* Size in bytes of a block wrt fa_blocks */ 43 44 /* Stat numbers for rpc returns */ 45 #define NFS_OK 0 46 #define NFSERR_PERM 1 47 #define NFSERR_NOENT 2 48 #define NFSERR_IO 5 49 #define NFSERR_NXIO 6 50 #define NFSERR_ACCES 13 51 #define NFSERR_EXIST 17 52 #define NFSERR_NODEV 19 53 #define NFSERR_NOTDIR 20 54 #define NFSERR_ISDIR 21 55 #define NFSERR_FBIG 27 56 #define NFSERR_NOSPC 28 57 #define NFSERR_ROFS 30 58 #define NFSERR_NAMETOOLONG 63 59 #define NFSERR_NOTEMPTY 66 60 #define NFSERR_DQUOT 69 61 #define NFSERR_STALE 70 62 #define NFSERR_WFLUSH 99 63 64 /* Sizes in bytes of various nfs rpc components */ 65 #define NFSX_FH 32 66 #define NFSX_UNSIGNED 4 67 #define NFSX_FATTR 68 68 #define NFSX_SATTR 32 69 #define NFSX_COOKIE 4 70 #define NFSX_STATFS 20 71 72 /* nfs rpc procedure numbers */ 73 #define NFSPROC_NULL 0 74 #define NFSPROC_GETATTR 1 75 #define NFSPROC_SETATTR 2 76 #define NFSPROC_ROOT 3 /* Obsolete */ 77 #define NFSPROC_LOOKUP 4 78 #define NFSPROC_READLINK 5 79 #define NFSPROC_READ 6 80 #define NFSPROC_WRITECACHE 7 /* Obsolete */ 81 #define NFSPROC_WRITE 8 82 #define NFSPROC_CREATE 9 83 #define NFSPROC_REMOVE 10 84 #define NFSPROC_RENAME 11 85 #define NFSPROC_LINK 12 86 #define NFSPROC_SYMLINK 13 87 #define NFSPROC_MKDIR 14 88 #define NFSPROC_RMDIR 15 89 #define NFSPROC_READDIR 16 90 #define NFSPROC_STATFS 17 91 92 /* Conversion macros */ 93 extern int vttoif_tab[]; 94 #define vtonfs_mode(t,m) \ 95 txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : \ 96 MAKEIMODE((t), (m))) 97 #define nfstov_mode(a) (fxdr_unsigned(u_short, (a))&07777) 98 #define vtonfs_type(a) txdr_unsigned(nfs_type[((long)(a))]) 99 #define nfstov_type(a) ntov_type[fxdr_unsigned(u_long,(a))&0x7] 100 101 /* File types */ 102 typedef enum { NFNON=0, NFREG=1, NFDIR=2, NFBLK=3, NFCHR=4, NFLNK=5 } nfstype; 103 104 /* Structs for common parts of the rpc's */ 105 struct nfsv2_time { 106 u_long tv_sec; 107 u_long tv_usec; 108 }; 109 110 struct nfsv2_fattr { 111 u_long fa_type; 112 u_long fa_mode; 113 u_long fa_nlink; 114 u_long fa_uid; 115 u_long fa_gid; 116 u_long fa_size; 117 u_long fa_blocksize; 118 u_long fa_rdev; 119 u_long fa_blocks; 120 u_long fa_fsid; 121 u_long fa_fileid; 122 struct nfsv2_time fa_atime; 123 struct nfsv2_time fa_mtime; 124 struct nfsv2_time fa_ctime; 125 }; 126 127 struct nfsv2_sattr { 128 u_long sa_mode; 129 u_long sa_uid; 130 u_long sa_gid; 131 u_long sa_size; 132 struct nfsv2_time sa_atime; 133 struct nfsv2_time sa_mtime; 134 }; 135 136 struct nfsv2_statfs { 137 u_long sf_tsize; 138 u_long sf_bsize; 139 u_long sf_blocks; 140 u_long sf_bfree; 141 u_long sf_bavail; 142 }; 143