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@umich.edu> 10 * Andy Adamson <andros@umich.edu> 11 */ 12 13 #ifndef _LINUX_NFS4_H 14 #define _LINUX_NFS4_H 15 16 #include <linux/types.h> 17 18 #define NFS4_BITMAP_SIZE 2 19 #define NFS4_VERIFIER_SIZE 8 20 #define NFS4_STATEID_SEQID_SIZE 4 21 #define NFS4_STATEID_OTHER_SIZE 12 22 #define NFS4_STATEID_SIZE (NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE) 23 #define NFS4_FHSIZE 128 24 #define NFS4_MAXPATHLEN PATH_MAX 25 #define NFS4_MAXNAMLEN NAME_MAX 26 #define NFS4_OPAQUE_LIMIT 1024 27 #define NFS4_MAX_SESSIONID_LEN 16 28 29 #define NFS4_ACCESS_READ 0x0001 30 #define NFS4_ACCESS_LOOKUP 0x0002 31 #define NFS4_ACCESS_MODIFY 0x0004 32 #define NFS4_ACCESS_EXTEND 0x0008 33 #define NFS4_ACCESS_DELETE 0x0010 34 #define NFS4_ACCESS_EXECUTE 0x0020 35 36 #define NFS4_FH_PERSISTENT 0x0000 37 #define NFS4_FH_NOEXPIRE_WITH_OPEN 0x0001 38 #define NFS4_FH_VOLATILE_ANY 0x0002 39 #define NFS4_FH_VOL_MIGRATION 0x0004 40 #define NFS4_FH_VOL_RENAME 0x0008 41 42 #define NFS4_OPEN_RESULT_CONFIRM 0x0002 43 #define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004 44 45 #define NFS4_SHARE_ACCESS_MASK 0x000F 46 #define NFS4_SHARE_ACCESS_READ 0x0001 47 #define NFS4_SHARE_ACCESS_WRITE 0x0002 48 #define NFS4_SHARE_ACCESS_BOTH 0x0003 49 #define NFS4_SHARE_DENY_READ 0x0001 50 #define NFS4_SHARE_DENY_WRITE 0x0002 51 #define NFS4_SHARE_DENY_BOTH 0x0003 52 53 /* nfs41 */ 54 #define NFS4_SHARE_WANT_MASK 0xFF00 55 #define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000 56 #define NFS4_SHARE_WANT_READ_DELEG 0x0100 57 #define NFS4_SHARE_WANT_WRITE_DELEG 0x0200 58 #define NFS4_SHARE_WANT_ANY_DELEG 0x0300 59 #define NFS4_SHARE_WANT_NO_DELEG 0x0400 60 #define NFS4_SHARE_WANT_CANCEL 0x0500 61 62 #define NFS4_SHARE_WHEN_MASK 0xF0000 63 #define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000 64 #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000 65 66 #define NFS4_CDFC4_FORE 0x1 67 #define NFS4_CDFC4_BACK 0x2 68 #define NFS4_CDFC4_BOTH 0x3 69 #define NFS4_CDFC4_FORE_OR_BOTH 0x3 70 #define NFS4_CDFC4_BACK_OR_BOTH 0x7 71 72 #define NFS4_SET_TO_SERVER_TIME 0 73 #define NFS4_SET_TO_CLIENT_TIME 1 74 75 #define NFS4_ACE_ACCESS_ALLOWED_ACE_TYPE 0 76 #define NFS4_ACE_ACCESS_DENIED_ACE_TYPE 1 77 #define NFS4_ACE_SYSTEM_AUDIT_ACE_TYPE 2 78 #define NFS4_ACE_SYSTEM_ALARM_ACE_TYPE 3 79 80 #define ACL4_SUPPORT_ALLOW_ACL 0x01 81 #define ACL4_SUPPORT_DENY_ACL 0x02 82 #define ACL4_SUPPORT_AUDIT_ACL 0x04 83 #define ACL4_SUPPORT_ALARM_ACL 0x08 84 85 #define NFS4_ACE_FILE_INHERIT_ACE 0x00000001 86 #define NFS4_ACE_DIRECTORY_INHERIT_ACE 0x00000002 87 #define NFS4_ACE_NO_PROPAGATE_INHERIT_ACE 0x00000004 88 #define NFS4_ACE_INHERIT_ONLY_ACE 0x00000008 89 #define NFS4_ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010 90 #define NFS4_ACE_FAILED_ACCESS_ACE_FLAG 0x00000020 91 #define NFS4_ACE_IDENTIFIER_GROUP 0x00000040 92 93 #define NFS4_ACE_READ_DATA 0x00000001 94 #define NFS4_ACE_LIST_DIRECTORY 0x00000001 95 #define NFS4_ACE_WRITE_DATA 0x00000002 96 #define NFS4_ACE_ADD_FILE 0x00000002 97 #define NFS4_ACE_APPEND_DATA 0x00000004 98 #define NFS4_ACE_ADD_SUBDIRECTORY 0x00000004 99 #define NFS4_ACE_READ_NAMED_ATTRS 0x00000008 100 #define NFS4_ACE_WRITE_NAMED_ATTRS 0x00000010 101 #define NFS4_ACE_EXECUTE 0x00000020 102 #define NFS4_ACE_DELETE_CHILD 0x00000040 103 #define NFS4_ACE_READ_ATTRIBUTES 0x00000080 104 #define NFS4_ACE_WRITE_ATTRIBUTES 0x00000100 105 #define NFS4_ACE_DELETE 0x00010000 106 #define NFS4_ACE_READ_ACL 0x00020000 107 #define NFS4_ACE_WRITE_ACL 0x00040000 108 #define NFS4_ACE_WRITE_OWNER 0x00080000 109 #define NFS4_ACE_SYNCHRONIZE 0x00100000 110 #define NFS4_ACE_GENERIC_READ 0x00120081 111 #define NFS4_ACE_GENERIC_WRITE 0x00160106 112 #define NFS4_ACE_GENERIC_EXECUTE 0x001200A0 113 #define NFS4_ACE_MASK_ALL 0x001F01FF 114 115 #define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001 116 #define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002 117 #define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100 118 119 #define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000 120 #define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000 121 #define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000 122 #define EXCHGID4_FLAG_MASK_PNFS 0x00070000 123 124 #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000 125 #define EXCHGID4_FLAG_CONFIRMED_R 0x80000000 126 /* 127 * Since the validity of these bits depends on whether 128 * they're set in the argument or response, have separate 129 * invalid flag masks for arg (_A) and resp (_R). 130 */ 131 #define EXCHGID4_FLAG_MASK_A 0x40070103 132 #define EXCHGID4_FLAG_MASK_R 0x80070103 133 134 #define SEQ4_STATUS_CB_PATH_DOWN 0x00000001 135 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002 136 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004 137 #define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008 138 #define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010 139 #define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020 140 #define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040 141 #define SEQ4_STATUS_LEASE_MOVED 0x00000080 142 #define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100 143 #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 144 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 145 146 #define NFS4_SECINFO_STYLE4_CURRENT_FH 0 147 #define NFS4_SECINFO_STYLE4_PARENT 1 148 149 #define NFS4_MAX_UINT64 (~(u64)0) 150 151 /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. 152 * If a compound requires more operations, adjust NFS4_MAX_OPS accordingly. 153 */ 154 #define NFS4_MAX_OPS 8 155 156 /* Our NFS4 client back channel server only wants the cb_sequene and the 157 * actual operation per compound 158 */ 159 #define NFS4_MAX_BACK_CHANNEL_OPS 2 160 161 enum nfs4_acl_whotype { 162 NFS4_ACL_WHO_NAMED = 0, 163 NFS4_ACL_WHO_OWNER, 164 NFS4_ACL_WHO_GROUP, 165 NFS4_ACL_WHO_EVERYONE, 166 }; 167 168 #ifdef __KERNEL__ 169 #include <linux/list.h> 170 171 struct nfs4_ace { 172 uint32_t type; 173 uint32_t flag; 174 uint32_t access_mask; 175 int whotype; 176 uid_t who; 177 }; 178 179 struct nfs4_acl { 180 uint32_t naces; 181 struct nfs4_ace aces[0]; 182 }; 183 184 typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; 185 186 struct nfs41_stateid { 187 __be32 seqid; 188 char other[NFS4_STATEID_OTHER_SIZE]; 189 } __attribute__ ((packed)); 190 191 typedef union { 192 char data[NFS4_STATEID_SIZE]; 193 struct nfs41_stateid stateid; 194 } nfs4_stateid; 195 196 enum nfs_opnum4 { 197 OP_ACCESS = 3, 198 OP_CLOSE = 4, 199 OP_COMMIT = 5, 200 OP_CREATE = 6, 201 OP_DELEGPURGE = 7, 202 OP_DELEGRETURN = 8, 203 OP_GETATTR = 9, 204 OP_GETFH = 10, 205 OP_LINK = 11, 206 OP_LOCK = 12, 207 OP_LOCKT = 13, 208 OP_LOCKU = 14, 209 OP_LOOKUP = 15, 210 OP_LOOKUPP = 16, 211 OP_NVERIFY = 17, 212 OP_OPEN = 18, 213 OP_OPENATTR = 19, 214 OP_OPEN_CONFIRM = 20, 215 OP_OPEN_DOWNGRADE = 21, 216 OP_PUTFH = 22, 217 OP_PUTPUBFH = 23, 218 OP_PUTROOTFH = 24, 219 OP_READ = 25, 220 OP_READDIR = 26, 221 OP_READLINK = 27, 222 OP_REMOVE = 28, 223 OP_RENAME = 29, 224 OP_RENEW = 30, 225 OP_RESTOREFH = 31, 226 OP_SAVEFH = 32, 227 OP_SECINFO = 33, 228 OP_SETATTR = 34, 229 OP_SETCLIENTID = 35, 230 OP_SETCLIENTID_CONFIRM = 36, 231 OP_VERIFY = 37, 232 OP_WRITE = 38, 233 OP_RELEASE_LOCKOWNER = 39, 234 235 /* nfs41 */ 236 OP_BACKCHANNEL_CTL = 40, 237 OP_BIND_CONN_TO_SESSION = 41, 238 OP_EXCHANGE_ID = 42, 239 OP_CREATE_SESSION = 43, 240 OP_DESTROY_SESSION = 44, 241 OP_FREE_STATEID = 45, 242 OP_GET_DIR_DELEGATION = 46, 243 OP_GETDEVICEINFO = 47, 244 OP_GETDEVICELIST = 48, 245 OP_LAYOUTCOMMIT = 49, 246 OP_LAYOUTGET = 50, 247 OP_LAYOUTRETURN = 51, 248 OP_SECINFO_NO_NAME = 52, 249 OP_SEQUENCE = 53, 250 OP_SET_SSV = 54, 251 OP_TEST_STATEID = 55, 252 OP_WANT_DELEGATION = 56, 253 OP_DESTROY_CLIENTID = 57, 254 OP_RECLAIM_COMPLETE = 58, 255 256 OP_ILLEGAL = 10044, 257 }; 258 259 /*Defining first and last NFS4 operations implemented. 260 Needs to be updated if more operations are defined in future.*/ 261 262 #define FIRST_NFS4_OP OP_ACCESS 263 #define LAST_NFS4_OP OP_RECLAIM_COMPLETE 264 265 enum nfsstat4 { 266 NFS4_OK = 0, 267 NFS4ERR_PERM = 1, 268 NFS4ERR_NOENT = 2, 269 NFS4ERR_IO = 5, 270 NFS4ERR_NXIO = 6, 271 NFS4ERR_ACCESS = 13, 272 NFS4ERR_EXIST = 17, 273 NFS4ERR_XDEV = 18, 274 /* Unused/reserved 19 */ 275 NFS4ERR_NOTDIR = 20, 276 NFS4ERR_ISDIR = 21, 277 NFS4ERR_INVAL = 22, 278 NFS4ERR_FBIG = 27, 279 NFS4ERR_NOSPC = 28, 280 NFS4ERR_ROFS = 30, 281 NFS4ERR_MLINK = 31, 282 NFS4ERR_NAMETOOLONG = 63, 283 NFS4ERR_NOTEMPTY = 66, 284 NFS4ERR_DQUOT = 69, 285 NFS4ERR_STALE = 70, 286 NFS4ERR_BADHANDLE = 10001, 287 NFS4ERR_BAD_COOKIE = 10003, 288 NFS4ERR_NOTSUPP = 10004, 289 NFS4ERR_TOOSMALL = 10005, 290 NFS4ERR_SERVERFAULT = 10006, 291 NFS4ERR_BADTYPE = 10007, 292 NFS4ERR_DELAY = 10008, 293 NFS4ERR_SAME = 10009, 294 NFS4ERR_DENIED = 10010, 295 NFS4ERR_EXPIRED = 10011, 296 NFS4ERR_LOCKED = 10012, 297 NFS4ERR_GRACE = 10013, 298 NFS4ERR_FHEXPIRED = 10014, 299 NFS4ERR_SHARE_DENIED = 10015, 300 NFS4ERR_WRONGSEC = 10016, 301 NFS4ERR_CLID_INUSE = 10017, 302 NFS4ERR_RESOURCE = 10018, 303 NFS4ERR_MOVED = 10019, 304 NFS4ERR_NOFILEHANDLE = 10020, 305 NFS4ERR_MINOR_VERS_MISMATCH = 10021, 306 NFS4ERR_STALE_CLIENTID = 10022, 307 NFS4ERR_STALE_STATEID = 10023, 308 NFS4ERR_OLD_STATEID = 10024, 309 NFS4ERR_BAD_STATEID = 10025, 310 NFS4ERR_BAD_SEQID = 10026, 311 NFS4ERR_NOT_SAME = 10027, 312 NFS4ERR_LOCK_RANGE = 10028, 313 NFS4ERR_SYMLINK = 10029, 314 NFS4ERR_RESTOREFH = 10030, 315 NFS4ERR_LEASE_MOVED = 10031, 316 NFS4ERR_ATTRNOTSUPP = 10032, 317 NFS4ERR_NO_GRACE = 10033, 318 NFS4ERR_RECLAIM_BAD = 10034, 319 NFS4ERR_RECLAIM_CONFLICT = 10035, 320 NFS4ERR_BADXDR = 10036, 321 NFS4ERR_LOCKS_HELD = 10037, 322 NFS4ERR_OPENMODE = 10038, 323 NFS4ERR_BADOWNER = 10039, 324 NFS4ERR_BADCHAR = 10040, 325 NFS4ERR_BADNAME = 10041, 326 NFS4ERR_BAD_RANGE = 10042, 327 NFS4ERR_LOCK_NOTSUPP = 10043, 328 NFS4ERR_OP_ILLEGAL = 10044, 329 NFS4ERR_DEADLOCK = 10045, 330 NFS4ERR_FILE_OPEN = 10046, 331 NFS4ERR_ADMIN_REVOKED = 10047, 332 NFS4ERR_CB_PATH_DOWN = 10048, 333 334 /* nfs41 */ 335 NFS4ERR_BADIOMODE = 10049, 336 NFS4ERR_BADLAYOUT = 10050, 337 NFS4ERR_BAD_SESSION_DIGEST = 10051, 338 NFS4ERR_BADSESSION = 10052, 339 NFS4ERR_BADSLOT = 10053, 340 NFS4ERR_COMPLETE_ALREADY = 10054, 341 NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055, 342 NFS4ERR_DELEG_ALREADY_WANTED = 10056, 343 NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */ 344 NFS4ERR_LAYOUTTRYLATER = 10058, 345 NFS4ERR_LAYOUTUNAVAILABLE = 10059, 346 NFS4ERR_NOMATCHING_LAYOUT = 10060, 347 NFS4ERR_RECALLCONFLICT = 10061, 348 NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062, 349 NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */ 350 NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */ 351 NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */ 352 NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */ 353 NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */ 354 NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */ 355 NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */ 356 NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */ 357 NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */ 358 NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */ 359 /* Error 10073 is unused. */ 360 NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */ 361 NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */ 362 NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not origional */ 363 NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */ 364 NFS4ERR_DEADSESSION = 10078, /* persistent session dead */ 365 NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */ 366 NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */ 367 NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */ 368 NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */ 369 NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */ 370 NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */ 371 NFS4ERR_REJECT_DELEG = 10085, /* on callback */ 372 NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */ 373 NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */ 374 }; 375 376 /* 377 * Note: NF4BAD is not actually part of the protocol; it is just used 378 * internally by nfsd. 379 */ 380 enum nfs_ftype4 { 381 NF4BAD = 0, 382 NF4REG = 1, /* Regular File */ 383 NF4DIR = 2, /* Directory */ 384 NF4BLK = 3, /* Special File - block device */ 385 NF4CHR = 4, /* Special File - character device */ 386 NF4LNK = 5, /* Symbolic Link */ 387 NF4SOCK = 6, /* Special File - socket */ 388 NF4FIFO = 7, /* Special File - fifo */ 389 NF4ATTRDIR = 8, /* Attribute Directory */ 390 NF4NAMEDATTR = 9 /* Named Attribute */ 391 }; 392 393 enum open_claim_type4 { 394 NFS4_OPEN_CLAIM_NULL = 0, 395 NFS4_OPEN_CLAIM_PREVIOUS = 1, 396 NFS4_OPEN_CLAIM_DELEGATE_CUR = 2, 397 NFS4_OPEN_CLAIM_DELEGATE_PREV = 3 398 }; 399 400 enum opentype4 { 401 NFS4_OPEN_NOCREATE = 0, 402 NFS4_OPEN_CREATE = 1 403 }; 404 405 enum createmode4 { 406 NFS4_CREATE_UNCHECKED = 0, 407 NFS4_CREATE_GUARDED = 1, 408 NFS4_CREATE_EXCLUSIVE = 2, 409 /* 410 * New to NFSv4.1. If session is persistent, 411 * GUARDED4 MUST be used. Otherwise, use 412 * EXCLUSIVE4_1 instead of EXCLUSIVE4. 413 */ 414 NFS4_CREATE_EXCLUSIVE4_1 = 3 415 }; 416 417 enum limit_by4 { 418 NFS4_LIMIT_SIZE = 1, 419 NFS4_LIMIT_BLOCKS = 2 420 }; 421 422 enum open_delegation_type4 { 423 NFS4_OPEN_DELEGATE_NONE = 0, 424 NFS4_OPEN_DELEGATE_READ = 1, 425 NFS4_OPEN_DELEGATE_WRITE = 2 426 }; 427 428 enum lock_type4 { 429 NFS4_UNLOCK_LT = 0, 430 NFS4_READ_LT = 1, 431 NFS4_WRITE_LT = 2, 432 NFS4_READW_LT = 3, 433 NFS4_WRITEW_LT = 4 434 }; 435 436 437 /* Mandatory Attributes */ 438 #define FATTR4_WORD0_SUPPORTED_ATTRS (1UL << 0) 439 #define FATTR4_WORD0_TYPE (1UL << 1) 440 #define FATTR4_WORD0_FH_EXPIRE_TYPE (1UL << 2) 441 #define FATTR4_WORD0_CHANGE (1UL << 3) 442 #define FATTR4_WORD0_SIZE (1UL << 4) 443 #define FATTR4_WORD0_LINK_SUPPORT (1UL << 5) 444 #define FATTR4_WORD0_SYMLINK_SUPPORT (1UL << 6) 445 #define FATTR4_WORD0_NAMED_ATTR (1UL << 7) 446 #define FATTR4_WORD0_FSID (1UL << 8) 447 #define FATTR4_WORD0_UNIQUE_HANDLES (1UL << 9) 448 #define FATTR4_WORD0_LEASE_TIME (1UL << 10) 449 #define FATTR4_WORD0_RDATTR_ERROR (1UL << 11) 450 /* Mandatory in NFSv4.1 */ 451 #define FATTR4_WORD2_SUPPATTR_EXCLCREAT (1UL << 11) 452 453 /* Recommended Attributes */ 454 #define FATTR4_WORD0_ACL (1UL << 12) 455 #define FATTR4_WORD0_ACLSUPPORT (1UL << 13) 456 #define FATTR4_WORD0_ARCHIVE (1UL << 14) 457 #define FATTR4_WORD0_CANSETTIME (1UL << 15) 458 #define FATTR4_WORD0_CASE_INSENSITIVE (1UL << 16) 459 #define FATTR4_WORD0_CASE_PRESERVING (1UL << 17) 460 #define FATTR4_WORD0_CHOWN_RESTRICTED (1UL << 18) 461 #define FATTR4_WORD0_FILEHANDLE (1UL << 19) 462 #define FATTR4_WORD0_FILEID (1UL << 20) 463 #define FATTR4_WORD0_FILES_AVAIL (1UL << 21) 464 #define FATTR4_WORD0_FILES_FREE (1UL << 22) 465 #define FATTR4_WORD0_FILES_TOTAL (1UL << 23) 466 #define FATTR4_WORD0_FS_LOCATIONS (1UL << 24) 467 #define FATTR4_WORD0_HIDDEN (1UL << 25) 468 #define FATTR4_WORD0_HOMOGENEOUS (1UL << 26) 469 #define FATTR4_WORD0_MAXFILESIZE (1UL << 27) 470 #define FATTR4_WORD0_MAXLINK (1UL << 28) 471 #define FATTR4_WORD0_MAXNAME (1UL << 29) 472 #define FATTR4_WORD0_MAXREAD (1UL << 30) 473 #define FATTR4_WORD0_MAXWRITE (1UL << 31) 474 #define FATTR4_WORD1_MIMETYPE (1UL << 0) 475 #define FATTR4_WORD1_MODE (1UL << 1) 476 #define FATTR4_WORD1_NO_TRUNC (1UL << 2) 477 #define FATTR4_WORD1_NUMLINKS (1UL << 3) 478 #define FATTR4_WORD1_OWNER (1UL << 4) 479 #define FATTR4_WORD1_OWNER_GROUP (1UL << 5) 480 #define FATTR4_WORD1_QUOTA_HARD (1UL << 6) 481 #define FATTR4_WORD1_QUOTA_SOFT (1UL << 7) 482 #define FATTR4_WORD1_QUOTA_USED (1UL << 8) 483 #define FATTR4_WORD1_RAWDEV (1UL << 9) 484 #define FATTR4_WORD1_SPACE_AVAIL (1UL << 10) 485 #define FATTR4_WORD1_SPACE_FREE (1UL << 11) 486 #define FATTR4_WORD1_SPACE_TOTAL (1UL << 12) 487 #define FATTR4_WORD1_SPACE_USED (1UL << 13) 488 #define FATTR4_WORD1_SYSTEM (1UL << 14) 489 #define FATTR4_WORD1_TIME_ACCESS (1UL << 15) 490 #define FATTR4_WORD1_TIME_ACCESS_SET (1UL << 16) 491 #define FATTR4_WORD1_TIME_BACKUP (1UL << 17) 492 #define FATTR4_WORD1_TIME_CREATE (1UL << 18) 493 #define FATTR4_WORD1_TIME_DELTA (1UL << 19) 494 #define FATTR4_WORD1_TIME_METADATA (1UL << 20) 495 #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) 496 #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) 497 #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) 498 #define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) 499 #define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) 500 501 #define NFSPROC4_NULL 0 502 #define NFSPROC4_COMPOUND 1 503 #define NFS4_VERSION 4 504 #define NFS4_MINOR_VERSION 0 505 506 #if defined(CONFIG_NFS_V4_1) 507 #define NFS4_MAX_MINOR_VERSION 1 508 #else 509 #define NFS4_MAX_MINOR_VERSION 0 510 #endif /* CONFIG_NFS_V4_1 */ 511 512 #define NFS4_DEBUG 1 513 514 /* Index of predefined Linux client operations */ 515 516 enum { 517 NFSPROC4_CLNT_NULL = 0, /* Unused */ 518 NFSPROC4_CLNT_READ, 519 NFSPROC4_CLNT_WRITE, 520 NFSPROC4_CLNT_COMMIT, 521 NFSPROC4_CLNT_OPEN, 522 NFSPROC4_CLNT_OPEN_CONFIRM, 523 NFSPROC4_CLNT_OPEN_NOATTR, 524 NFSPROC4_CLNT_OPEN_DOWNGRADE, 525 NFSPROC4_CLNT_CLOSE, 526 NFSPROC4_CLNT_SETATTR, 527 NFSPROC4_CLNT_FSINFO, 528 NFSPROC4_CLNT_RENEW, 529 NFSPROC4_CLNT_SETCLIENTID, 530 NFSPROC4_CLNT_SETCLIENTID_CONFIRM, 531 NFSPROC4_CLNT_LOCK, 532 NFSPROC4_CLNT_LOCKT, 533 NFSPROC4_CLNT_LOCKU, 534 NFSPROC4_CLNT_ACCESS, 535 NFSPROC4_CLNT_GETATTR, 536 NFSPROC4_CLNT_LOOKUP, 537 NFSPROC4_CLNT_LOOKUP_ROOT, 538 NFSPROC4_CLNT_REMOVE, 539 NFSPROC4_CLNT_RENAME, 540 NFSPROC4_CLNT_LINK, 541 NFSPROC4_CLNT_SYMLINK, 542 NFSPROC4_CLNT_CREATE, 543 NFSPROC4_CLNT_PATHCONF, 544 NFSPROC4_CLNT_STATFS, 545 NFSPROC4_CLNT_READLINK, 546 NFSPROC4_CLNT_READDIR, 547 NFSPROC4_CLNT_SERVER_CAPS, 548 NFSPROC4_CLNT_DELEGRETURN, 549 NFSPROC4_CLNT_GETACL, 550 NFSPROC4_CLNT_SETACL, 551 NFSPROC4_CLNT_FS_LOCATIONS, 552 NFSPROC4_CLNT_RELEASE_LOCKOWNER, 553 554 /* nfs41 */ 555 NFSPROC4_CLNT_EXCHANGE_ID, 556 NFSPROC4_CLNT_CREATE_SESSION, 557 NFSPROC4_CLNT_DESTROY_SESSION, 558 NFSPROC4_CLNT_SEQUENCE, 559 NFSPROC4_CLNT_GET_LEASE_TIME, 560 NFSPROC4_CLNT_RECLAIM_COMPLETE, 561 NFSPROC4_CLNT_LAYOUTGET, 562 NFSPROC4_CLNT_GETDEVICEINFO, 563 }; 564 565 /* nfs41 types */ 566 struct nfs4_sessionid { 567 unsigned char data[NFS4_MAX_SESSIONID_LEN]; 568 }; 569 570 /* Create Session Flags */ 571 #define SESSION4_PERSIST 0x001 572 #define SESSION4_BACK_CHAN 0x002 573 #define SESSION4_RDMA 0x004 574 575 enum state_protect_how4 { 576 SP4_NONE = 0, 577 SP4_MACH_CRED = 1, 578 SP4_SSV = 2 579 }; 580 581 enum pnfs_layouttype { 582 LAYOUT_NFSV4_1_FILES = 1, 583 LAYOUT_OSD2_OBJECTS = 2, 584 LAYOUT_BLOCK_VOLUME = 3, 585 }; 586 587 /* used for both layout return and recall */ 588 enum pnfs_layoutreturn_type { 589 RETURN_FILE = 1, 590 RETURN_FSID = 2, 591 RETURN_ALL = 3 592 }; 593 594 enum pnfs_iomode { 595 IOMODE_READ = 1, 596 IOMODE_RW = 2, 597 IOMODE_ANY = 3, 598 }; 599 600 enum pnfs_notify_deviceid_type4 { 601 NOTIFY_DEVICEID4_CHANGE = 1 << 1, 602 NOTIFY_DEVICEID4_DELETE = 1 << 2, 603 }; 604 605 #define NFL4_UFLG_MASK 0x0000003F 606 #define NFL4_UFLG_DENSE 0x00000001 607 #define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 608 #define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 609 610 /* Encoded in the loh_body field of type layouthint4 */ 611 enum filelayout_hint_care4 { 612 NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, 613 NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, 614 NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, 615 NFLH4_CARE_STRIPE_COUNT = 0x00000080 616 }; 617 618 #define NFS4_DEVICEID4_SIZE 16 619 620 struct nfs4_deviceid { 621 char data[NFS4_DEVICEID4_SIZE]; 622 }; 623 624 #endif 625 #endif 626 627 /* 628 * Local variables: 629 * c-basic-offset: 8 630 * End: 631 */ 632