1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * NFSv3 protocol definitions 4 */ 5 #ifndef _UAPI_LINUX_NFS3_H 6 #define _UAPI_LINUX_NFS3_H 7 8 #define NFS3_PORT 2049 9 #define NFS3_MAXDATA 32768 10 #define NFS3_MAXPATHLEN PATH_MAX 11 #define NFS3_MAXNAMLEN NAME_MAX 12 #define NFS3_MAXGROUPS 16 13 #define NFS3_FHSIZE 64 14 #define NFS3_COOKIESIZE 4 15 #define NFS3_CREATEVERFSIZE 8 16 #define NFS3_COOKIEVERFSIZE 8 17 #define NFS3_WRITEVERFSIZE 8 18 #define NFS3_FIFO_DEV (-1) 19 #define NFS3MODE_FMT 0170000 20 #define NFS3MODE_DIR 0040000 21 #define NFS3MODE_CHR 0020000 22 #define NFS3MODE_BLK 0060000 23 #define NFS3MODE_REG 0100000 24 #define NFS3MODE_LNK 0120000 25 #define NFS3MODE_SOCK 0140000 26 #define NFS3MODE_FIFO 0010000 27 28 /* Flags for access() call */ 29 #define NFS3_ACCESS_READ 0x0001 30 #define NFS3_ACCESS_LOOKUP 0x0002 31 #define NFS3_ACCESS_MODIFY 0x0004 32 #define NFS3_ACCESS_EXTEND 0x0008 33 #define NFS3_ACCESS_DELETE 0x0010 34 #define NFS3_ACCESS_EXECUTE 0x0020 35 #define NFS3_ACCESS_FULL 0x003f 36 37 /* Flags for create mode */ 38 enum nfs3_createmode { 39 NFS3_CREATE_UNCHECKED = 0, 40 NFS3_CREATE_GUARDED = 1, 41 NFS3_CREATE_EXCLUSIVE = 2 42 }; 43 44 /* NFSv3 file system properties */ 45 #define NFS3_FSF_LINK 0x0001 46 #define NFS3_FSF_SYMLINK 0x0002 47 #define NFS3_FSF_HOMOGENEOUS 0x0008 48 #define NFS3_FSF_CANSETTIME 0x0010 49 /* Some shorthands. See fs/nfsd/nfs3proc.c */ 50 #define NFS3_FSF_DEFAULT 0x001B 51 #define NFS3_FSF_BILLYBOY 0x0018 52 #define NFS3_FSF_READONLY 0x0008 53 54 enum nfs3_ftype { 55 NF3NON = 0, 56 NF3REG = 1, 57 NF3DIR = 2, 58 NF3BLK = 3, 59 NF3CHR = 4, 60 NF3LNK = 5, 61 NF3SOCK = 6, 62 NF3FIFO = 7, /* changed from NFSv2 (was 8) */ 63 NF3BAD = 8 64 }; 65 66 enum nfs3_time_how { 67 DONT_CHANGE = 0, 68 SET_TO_SERVER_TIME = 1, 69 SET_TO_CLIENT_TIME = 2, 70 }; 71 72 struct nfs3_fh { 73 unsigned short size; 74 unsigned char data[NFS3_FHSIZE]; 75 }; 76 77 #define NFS3_VERSION 3 78 #define NFS3PROC_NULL 0 79 #define NFS3PROC_GETATTR 1 80 #define NFS3PROC_SETATTR 2 81 #define NFS3PROC_LOOKUP 3 82 #define NFS3PROC_ACCESS 4 83 #define NFS3PROC_READLINK 5 84 #define NFS3PROC_READ 6 85 #define NFS3PROC_WRITE 7 86 #define NFS3PROC_CREATE 8 87 #define NFS3PROC_MKDIR 9 88 #define NFS3PROC_SYMLINK 10 89 #define NFS3PROC_MKNOD 11 90 #define NFS3PROC_REMOVE 12 91 #define NFS3PROC_RMDIR 13 92 #define NFS3PROC_RENAME 14 93 #define NFS3PROC_LINK 15 94 #define NFS3PROC_READDIR 16 95 #define NFS3PROC_READDIRPLUS 17 96 #define NFS3PROC_FSSTAT 18 97 #define NFS3PROC_FSINFO 19 98 #define NFS3PROC_PATHCONF 20 99 #define NFS3PROC_COMMIT 21 100 101 #define NFS_MNT3_VERSION 3 102 103 104 #endif /* _UAPI_LINUX_NFS3_H */ 105