1 /* 2 * include/linux/nfs4.h 3 * 4 * NFSv4 protocol definitions. 5 * 6 * Copyright (c) 2002 The Regents of the University of Michigan. 7 * All rights reserved. 8 * 9 * Kendrick Smith <kmsmith (at) umich.edu> 10 * Andy Adamson <andros (at) umich.edu> 11 */ 12 13 #ifndef _LINUX_NFS4_H 14 #define _LINUX_NFS4_H 15 16 #include <linux/types.h> 17 18 #define NFS4_VERIFIER_SIZE 8 19 #define NFS4_FHSIZE 128 20 #define NFS4_MAXPATHLEN PATH_MAX 21 #define NFS4_MAXNAMLEN NAME_MAX 22 23 #define NFS4_ACCESS_READ 0x0001 24 #define NFS4_ACCESS_LOOKUP 0x0002 25 #define NFS4_ACCESS_MODIFY 0x0004 26 #define NFS4_ACCESS_EXTEND 0x0008 27 #define NFS4_ACCESS_DELETE 0x0010 28 #define NFS4_ACCESS_EXECUTE 0x0020 29 30 #define NFS4_FH_PERSISTENT 0x0000 31 #define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001 32 #define NFS4_FH_VOLATILE_ANY 0x0002 33 #define NFS4_FH_VOL_MIGRATION 0x0004 34 #define NFS4_FH_VOL_RENAME 0x0008 35 36 #define NFS4_OPEN_RESULT_CONFIRM 0x0002 37 #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004 38 39 #define NFS4_SHARE_ACCESS_READ 0x0001 40 #define NFS4_SHARE_ACCESS_WRITE 0x0002 41 #define NFS4_SHARE_ACCESS_BOTH 0x0003 42 #define NFS4_SHARE_DENY_READ 0x0001 43 #define NFS4_SHARE_DENY_WRITE 0x0002 44 #define NFS4_SHARE_DENY_BOTH 0x0003 45 46 #define NFS4_SET_TO_SERVER_TIME 0 47 #define NFS4_SET_TO_CLIENT_TIME 1 48 49 #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0 50 #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1 51 #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2 52 #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3 53 54 #define ACL4_SUPPORT_ALLOW_ACL 0x01 55 #define ACL4_SUPPORT_DENY_ACL 0x02 56 #define ACL4_SUPPORT_AUDIT_ACL 0x04 57 #define ACL4_SUPPORT_ALARM_ACL 0x08 58 59 #define NFS4_ACE_FILE_INHERIT_ACE 0x00000001 60 #define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002 61 #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004 62 #define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008 63 #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010 64 #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020 65 #define NFS4_ACE_IDENTIFIER_GROUP 0x00000040 66 #define NFS4_ACE_OWNER 0x00000080 67 #define NFS4_ACE_GROUP 0x00000100 68 #define NFS4_ACE_EVERYONE 0x00000200 69 70 #define NFS4_ACE_READ_DATA 0x00000001 71 #define NFS4_ACE_LIST_DIRECTORY 0x00000001 72 #define NFS4_ACE_WRITE_DATA 0x00000002 73 #define NFS4_ACE_ADD_FILE 0x00000002 74 #define NFS4_ACE_APPEND_DATA 0x00000004 75 #define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004 76 #define NFS4_ACE_READ_NAMED_ATTRS 0x00000008 77 #define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010 78 #define NFS4_ACE_EXECUTE 0x00000020 79 #define NFS4_ACE_DELETE_CHILD 0x00000040 80 #define NFS4_ACE_READ_ATTRIBUTES 0x00000080 81 #define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100 82 #define NFS4_ACE_DELETE 0x00010000 83 #define NFS4_ACE_READ_ACL 0x00020000 84 #define NFS4_ACE_WRITE_ACL 0x00040000 85 #define NFS4_ACE_WRITE_OWNER 0x00080000 86 #define NFS4_ACE_SYNCHRONIZE 0x00100000 87 #define NFS4_ACE_GENERIC_READ 0x00120081 88 #define NFS4_ACE_GENERIC_WRITE 0x00160106 89 #define NFS4_ACE_GENERIC_EXECUTE 0x001200A0 90 #define NFS4_ACE_MASK_ALL 0x001F01FF 91 92 enum nfs4_acl_whotype { 93 NFS4_ACL_WHO_NAMED = 0, 94 NFS4_ACL_WHO_OWNER, 95 NFS4_ACL_WHO_GROUP, 96 NFS4_ACL_WHO_EVERYONE, 97 }; 98 99 #ifdef __KERNEL__ 100 #include <linux/list.h> 101 102 struct nfs4_ace { 103 uint32_t type; 104 uint32_t flag; 105 uint32_t access_mask; 106 int whotype; 107 uid_t who; 108 struct list_head l_ace; 109 }; 110 111 struct nfs4_acl { 112 uint32_t naces; 113 struct list_head ace_head; 114 }; 115 116 typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; 117 typedef struct { char data[16]; } nfs4_stateid; 118 119 enum nfs_opnum4 { 120 OP_ACCESS = 3, 121 OP_CLOSE = 4, 122 OP_COMMIT = 5, 123 OP_CREATE = 6, 124 OP_DELEGPURGE = 7, 125 OP_DELEGRETURN = 8, 126 OP_GETATTR = 9, 127 OP_GETFH = 10, 128 OP_LINK = 11, 129 OP_LOCK = 12, 130 OP_LOCKT = 13, 131 OP_LOCKU = 14, 132 OP_LOOKUP = 15, 133 OP_LOOKUPP = 16, 134 OP_NVERIFY = 17, 135 OP_OPEN = 18, 136 OP_OPENATTR = 19, 137 OP_OPEN_CONFIRM = 20, 138 OP_OPEN_DOWNGRADE = 21, 139 OP_PUTFH = 22, 140 OP_PUTPUBFH = 23, 141 OP_PUTROOTFH = 24, 142 OP_READ = 25, 143 OP_READDIR = 26, 144 OP_READLINK = 27, 145 OP_REMOVE = 28, 146 OP_RENAME = 29, 147 OP_RENEW = 30, 148 OP_RESTOREFH = 31, 149 OP_SAVEFH = 32, 150 OP_SECINFO = 33, 151 OP_SETATTR = 34, 152 OP_SETCLIENTID = 35, 153 OP_SETCLIENTID_CONFIRM = 36, 154 OP_VERIFY = 37, 155 OP_WRITE = 38, 156 OP_RELEASE_LOCKOWNER = 39, 157 OP_ILLEGAL = 10044, 158 }; 159 160 /*Defining first and last NFS4 operations implemented. 161 Needs to be updated if more operations are defined in future.*/ 162 163 #define FIRST_NFS4_OP OP_ACCESS 164 #define LAST_NFS4_OP OP_RELEASE_LOCKOWNER 165 166 enum nfsstat4 { 167 NFS4_OK = 0, 168 NFS4ERR_PERM = 1, 169 NFS4ERR_NOENT = 2, 170 NFS4ERR_IO = 5, 171 NFS4ERR_NXIO = 6, 172 NFS4ERR_ACCESS = 13, 173 NFS4ERR_EXIST = 17, 174 NFS4ERR_XDEV = 18, 175 /* Unused/reserved 19 */ 176 NFS4ERR_NOTDIR = 20, 177 NFS4ERR_ISDIR = 21, 178 NFS4ERR_INVAL = 22, 179 NFS4ERR_FBIG = 27, 180 NFS4ERR_NOSPC = 28, 181 NFS4ERR_ROFS = 30, 182 NFS4ERR_MLINK = 31, 183 NFS4ERR_NAMETOOLONG = 63, 184 NFS4ERR_NOTEMPTY = 66, 185 NFS4ERR_DQUOT = 69, 186 NFS4ERR_STALE = 70, 187 NFS4ERR_BADHANDLE = 10001, 188 NFS4ERR_BAD_COOKIE = 10003, 189 NFS4ERR_NOTSUPP = 10004, 190 NFS4ERR_TOOSMALL = 10005, 191 NFS4ERR_SERVERFAULT = 10006, 192 NFS4ERR_BADTYPE = 10007, 193 NFS4ERR_DELAY = 10008, 194 NFS4ERR_SAME = 10009, 195 NFS4ERR_DENIED = 10010, 196 NFS4ERR_EXPIRED = 10011, 197 NFS4ERR_LOCKED = 10012, 198 NFS4ERR_GRACE = 10013, 199 NFS4ERR_FHEXPIRED = 10014, 200 NFS4ERR_SHARE_DENIED = 10015, 201 NFS4ERR_WRONGSEC = 10016, 202 NFS4ERR_CLID_INUSE = 10017, 203 NFS4ERR_RESOURCE = 10018, 204 NFS4ERR_MOVED = 10019, 205 NFS4ERR_NOFILEHANDLE = 10020, 206 NFS4ERR_MINOR_VERS_MISMATCH = 10021, 207 NFS4ERR_STALE_CLIENTID = 10022, 208 NFS4ERR_STALE_STATEID = 10023, 209 NFS4ERR_OLD_STATEID = 10024, 210 NFS4ERR_BAD_STATEID = 10025, 211 NFS4ERR_BAD_SEQID = 10026, 212 NFS4ERR_NOT_SAME = 10027, 213 NFS4ERR_LOCK_RANGE = 10028, 214 NFS4ERR_SYMLINK = 10029, 215 NFS4ERR_RESTOREFH = 10030, 216 NFS4ERR_LEASE_MOVED = 10031, 217 NFS4ERR_ATTRNOTSUPP = 10032, 218 NFS4ERR_NO_GRACE = 10033, 219 NFS4ERR_RECLAIM_BAD = 10034, 220 NFS4ERR_RECLAIM_CONFLICT = 10035, 221 NFS4ERR_BADXDR = 10036, 222 NFS4ERR_LOCKS_HELD = 10037, 223 NFS4ERR_OPENMODE = 10038, 224 NFS4ERR_BADOWNER = 10039, 225 NFS4ERR_BADCHAR = 10040, 226 NFS4ERR_BADNAME = 10041, 227 NFS4ERR_BAD_RANGE = 10042, 228 NFS4ERR_LOCK_NOTSUPP = 10043, 229 NFS4ERR_OP_ILLEGAL = 10044, 230 NFS4ERR_DEADLOCK = 10045, 231 NFS4ERR_FILE_OPEN = 10046, 232 NFS4ERR_ADMIN_REVOKED = 10047, 233 NFS4ERR_CB_PATH_DOWN = 10048 234 }; 235 236 /* 237 * Note: NF4BAD is not actually part of the protocol; it is just used 238 * internally by nfsd. 239 */ 240 enum nfs_ftype4 { 241 NF4BAD = 0, 242 NF4REG = 1, /* Regular File */ 243 NF4DIR = 2, /* Directory */ 244 NF4BLK = 3, /* Special File - block device */ 245 NF4CHR = 4, /* Special File - character device */ 246 NF4LNK = 5, /* Symbolic Link */ 247 NF4SOCK = 6, /* Special File - socket */ 248 NF4FIFO = 7, /* Special File - fifo */ 249 NF4ATTRDIR = 8, /* Attribute Directory */ 250 NF4NAMEDATTR = 9 /* Named Attribute */ 251 }; 252 253 enum open_claim_type4 { 254 NFS4_OPEN_CLAIM_NULL = 0, 255 NFS4_OPEN_CLAIM_PREVIOUS = 1, 256 NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, 257 NFS4_OPEN_CLAIM_DELEGATE_PREV = 3 258 }; 259 260 enum opentype4 { 261 NFS4_OPEN_NOCREATE = 0, 262 NFS4_OPEN_CREATE = 1 263 }; 264 265 enum createmode4 { 266 NFS4_CREATE_UNCHECKED = 0, 267 NFS4_CREATE_GUARDED = 1, 268 NFS4_CREATE_EXCLUSIVE = 2 269 }; 270 271 enum limit_by4 { 272 NFS4_LIMIT_SIZE = 1, 273 NFS4_LIMIT_BLOCKS = 2 274 }; 275 276 enum open_delegation_type4 { 277 NFS4_OPEN_DELEGATE_NONE = 0, 278 NFS4_OPEN_DELEGATE_READ = 1, 279 NFS4_OPEN_DELEGATE_WRITE = 2 280 }; 281 282 enum lock_type4 { 283 NFS4_UNLOCK_LT = 0, 284 NFS4_READ_LT = 1, 285 NFS4_WRITE_LT = 2, 286 NFS4_READW_LT = 3, 287 NFS4_WRITEW_LT = 4 288 }; 289 290 291 /* Mandatory Attributes */ 292 #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) 293 #define FATTR4_WORD0_TYPE (1UL << 1) 294 #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) 295 #define FATTR4_WORD0_CHANGE (1UL << 3) 296 #define FATTR4_WORD0_SIZE (1UL << 4) 297 #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) 298 #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) 299 #define FATTR4_WORD0_NAMED_ATTR (1UL << 7) 300 #define FATTR4_WORD0_FSID (1UL << 8) 301 #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) 302 #define FATTR4_WORD0_LEASE_TIME (1UL << 10) 303 #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) 304 305 /* Recommended Attributes */ 306 #define FATTR4_WORD0_ACL (1UL << 12) 307 #define FATTR4_WORD0_ACLSUPPORT (1UL << 13) 308 #define FATTR4_WORD0_ARCHIVE (1UL << 14) 309 #define FATTR4_WORD0_CANSETTIME (1UL << 15) 310 #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) 311 #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) 312 #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) 313 #define FATTR4_WORD0_FILEHANDLE (1UL << 19) 314 #define FATTR4_WORD0_FILEID (1UL << 20) 315 #define FATTR4_WORD0_FILES_AVAIL (1UL << 21) 316 #define FATTR4_WORD0_FILES_FREE (1UL << 22) 317 #define FATTR4_WORD0_FILES_TOTAL (1UL << 23) 318 #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) 319 #define FATTR4_WORD0_HIDDEN (1UL << 25) 320 #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) 321 #define FATTR4_WORD0_MAXFILESIZE (1UL << 27) 322 #define FATTR4_WORD0_MAXLINK (1UL << 28) 323 #define FATTR4_WORD0_MAXNAME (1UL << 29) 324 #define FATTR4_WORD0_MAXREAD (1UL << 30) 325 #define FATTR4_WORD0_MAXWRITE (1UL << 31) 326 #define FATTR4_WORD1_MIMETYPE (1UL << 0) 327 #define FATTR4_WORD1_MODE (1UL << 1) 328 #define FATTR4_WORD1_NO_TRUNC (1UL << 2) 329 #define FATTR4_WORD1_NUMLINKS (1UL << 3) 330 #define FATTR4_WORD1_OWNER (1UL << 4) 331 #define FATTR4_WORD1_OWNER_GROUP (1UL << 5) 332 #define FATTR4_WORD1_QUOTA_HARD (1UL << 6) 333 #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) 334 #define FATTR4_WORD1_QUOTA_USED (1UL << 8) 335 #define FATTR4_WORD1_RAWDEV (1UL << 9) 336 #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) 337 #define FATTR4_WORD1_SPACE_FREE (1UL << 11) 338 #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) 339 #define FATTR4_WORD1_SPACE_USED (1UL << 13) 340 #define FATTR4_WORD1_SYSTEM (1UL << 14) 341 #define FATTR4_WORD1_TIME_ACCESS (1UL << 15) 342 #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) 343 #define FATTR4_WORD1_TIME_BACKUP (1UL << 17) 344 #define FATTR4_WORD1_TIME_CREATE (1UL << 18) 345 #define FATTR4_WORD1_TIME_DELTA (1UL << 19) 346 #define FATTR4_WORD1_TIME_METADATA (1UL << 20) 347 #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) 348 #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) 349 #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) 350 351 #define NFSPROC4_NULL 0 352 #define NFSPROC4_COMPOUND 1 353 #define NFS4_MINOR_VERSION 0 354 #define NFS4_DEBUG 1 355 356 /* Index of predefined Linux client operations */ 357 358 enum { 359 NFSPROC4_CLNT_NULL = 0, /* Unused */ 360 NFSPROC4_CLNT_READ, 361 NFSPROC4_CLNT_WRITE, 362 NFSPROC4_CLNT_COMMIT, 363 NFSPROC4_CLNT_OPEN, 364 NFSPROC4_CLNT_OPEN_CONFIRM, 365 NFSPROC4_CLNT_OPEN_NOATTR, 366 NFSPROC4_CLNT_OPEN_DOWNGRADE, 367 NFSPROC4_CLNT_CLOSE, 368 NFSPROC4_CLNT_SETATTR, 369 NFSPROC4_CLNT_FSINFO, 370 NFSPROC4_CLNT_RENEW, 371 NFSPROC4_CLNT_SETCLIENTID, 372 NFSPROC4_CLNT_SETCLIENTID_CONFIRM, 373 NFSPROC4_CLNT_LOCK, 374 NFSPROC4_CLNT_LOCKT, 375 NFSPROC4_CLNT_LOCKU, 376 NFSPROC4_CLNT_ACCESS, 377 NFSPROC4_CLNT_GETATTR, 378 NFSPROC4_CLNT_LOOKUP, 379 NFSPROC4_CLNT_LOOKUP_ROOT, 380 NFSPROC4_CLNT_REMOVE, 381 NFSPROC4_CLNT_RENAME, 382 NFSPROC4_CLNT_LINK, 383 NFSPROC4_CLNT_SYMLINK, 384 NFSPROC4_CLNT_CREATE, 385 NFSPROC4_CLNT_PATHCONF, 386 NFSPROC4_CLNT_STATFS, 387 NFSPROC4_CLNT_READLINK, 388 NFSPROC4_CLNT_READDIR, 389 NFSPROC4_CLNT_SERVER_CAPS, 390 NFSPROC4_CLNT_DELEGRETURN, 391 NFSPROC4_CLNT_GETACL, 392 NFSPROC4_CLNT_SETACL, 393 NFSPROC4_CLNT_FS_LOCATIONS, 394 }; 395 396 #endif 397 #endif 398 399 /* 400 * Local variables: 401 * c-basic-offset: 8 402 * End: 403 */ 404
