1 /* 2 * fs/cifs/smb2pdu.h 3 * 4 * Copyright (c) International Business Machines Corp., 2009, 2013 5 * Etersoft, 2012 6 * Author(s): Steve French (sfrench@us.ibm.com) 7 * Pavel Shilovsky (pshilovsky@samba.org) 2012 8 * 9 * This library is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU Lesser General Public License as published 11 * by the Free Software Foundation; either version 2.1 of the License, or 12 * (at your option) any later version. 13 * 14 * This library is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 17 * the GNU Lesser General Public License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public License 20 * along with this library; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 22 */ 23 24 #ifndef _SMB2PDU_H 25 #define _SMB2PDU_H 26 27 #include <net/sock.h> 28 29 /* 30 * Note that, due to trying to use names similar to the protocol specifications, 31 * there are many mixed case field names in the structures below. Although 32 * this does not match typical Linux kernel style, it is necessary to be 33 * be able to match against the protocol specfication. 34 * 35 * SMB2 commands 36 * Some commands have minimal (wct=0,bcc=0), or uninteresting, responses 37 * (ie no useful data other than the SMB error code itself) and are marked such. 38 * Knowing this helps avoid response buffer allocations and copy in some cases. 39 */ 40 41 /* List of commands in host endian */ 42 #define SMB2_NEGOTIATE_HE 0x0000 43 #define SMB2_SESSION_SETUP_HE 0x0001 44 #define SMB2_LOGOFF_HE 0x0002 /* trivial request/resp */ 45 #define SMB2_TREE_CONNECT_HE 0x0003 46 #define SMB2_TREE_DISCONNECT_HE 0x0004 /* trivial req/resp */ 47 #define SMB2_CREATE_HE 0x0005 48 #define SMB2_CLOSE_HE 0x0006 49 #define SMB2_FLUSH_HE 0x0007 /* trivial resp */ 50 #define SMB2_READ_HE 0x0008 51 #define SMB2_WRITE_HE 0x0009 52 #define SMB2_LOCK_HE 0x000A 53 #define SMB2_IOCTL_HE 0x000B 54 #define SMB2_CANCEL_HE 0x000C 55 #define SMB2_ECHO_HE 0x000D 56 #define SMB2_QUERY_DIRECTORY_HE 0x000E 57 #define SMB2_CHANGE_NOTIFY_HE 0x000F 58 #define SMB2_QUERY_INFO_HE 0x0010 59 #define SMB2_SET_INFO_HE 0x0011 60 #define SMB2_OPLOCK_BREAK_HE 0x0012 61 62 /* The same list in little endian */ 63 #define SMB2_NEGOTIATE cpu_to_le16(SMB2_NEGOTIATE_HE) 64 #define SMB2_SESSION_SETUP cpu_to_le16(SMB2_SESSION_SETUP_HE) 65 #define SMB2_LOGOFF cpu_to_le16(SMB2_LOGOFF_HE) 66 #define SMB2_TREE_CONNECT cpu_to_le16(SMB2_TREE_CONNECT_HE) 67 #define SMB2_TREE_DISCONNECT cpu_to_le16(SMB2_TREE_DISCONNECT_HE) 68 #define SMB2_CREATE cpu_to_le16(SMB2_CREATE_HE) 69 #define SMB2_CLOSE cpu_to_le16(SMB2_CLOSE_HE) 70 #define SMB2_FLUSH cpu_to_le16(SMB2_FLUSH_HE) 71 #define SMB2_READ cpu_to_le16(SMB2_READ_HE) 72 #define SMB2_WRITE cpu_to_le16(SMB2_WRITE_HE) 73 #define SMB2_LOCK cpu_to_le16(SMB2_LOCK_HE) 74 #define SMB2_IOCTL cpu_to_le16(SMB2_IOCTL_HE) 75 #define SMB2_CANCEL cpu_to_le16(SMB2_CANCEL_HE) 76 #define SMB2_ECHO cpu_to_le16(SMB2_ECHO_HE) 77 #define SMB2_QUERY_DIRECTORY cpu_to_le16(SMB2_QUERY_DIRECTORY_HE) 78 #define SMB2_CHANGE_NOTIFY cpu_to_le16(SMB2_CHANGE_NOTIFY_HE) 79 #define SMB2_QUERY_INFO cpu_to_le16(SMB2_QUERY_INFO_HE) 80 #define SMB2_SET_INFO cpu_to_le16(SMB2_SET_INFO_HE) 81 #define SMB2_OPLOCK_BREAK cpu_to_le16(SMB2_OPLOCK_BREAK_HE) 82 83 #define SMB2_INTERNAL_CMD cpu_to_le16(0xFFFF) 84 85 #define NUMBER_OF_SMB2_COMMANDS 0x0013 86 87 /* 52 transform hdr + 64 hdr + 88 create rsp */ 88 #define MAX_SMB2_HDR_SIZE 204 89 90 #define SMB2_PROTO_NUMBER cpu_to_le32(0x424d53fe) 91 #define SMB2_TRANSFORM_PROTO_NUM cpu_to_le32(0x424d53fd) 92 93 /* 94 * SMB2 Header Definition 95 * 96 * "MBZ" : Must be Zero 97 * "BB" : BugBug, Something to check/review/analyze later 98 * "PDU" : "Protocol Data Unit" (ie a network "frame") 99 * 100 */ 101 102 #define SMB2_HEADER_STRUCTURE_SIZE cpu_to_le16(64) 103 104 struct smb2_sync_hdr { 105 __le32 ProtocolId; /* 0xFE 'S' 'M' 'B' */ 106 __le16 StructureSize; /* 64 */ 107 __le16 CreditCharge; /* MBZ */ 108 __le32 Status; /* Error from server */ 109 __le16 Command; 110 __le16 CreditRequest; /* CreditResponse */ 111 __le32 Flags; 112 __le32 NextCommand; 113 __le64 MessageId; 114 __le32 ProcessId; 115 __u32 TreeId; /* opaque - so do not make little endian */ 116 __u64 SessionId; /* opaque - so do not make little endian */ 117 __u8 Signature[16]; 118 } __packed; 119 120 struct smb2_sync_pdu { 121 struct smb2_sync_hdr sync_hdr; 122 __le16 StructureSize2; /* size of wct area (varies, request specific) */ 123 } __packed; 124 125 struct smb2_hdr { 126 __be32 smb2_buf_length; /* big endian on wire */ 127 /* length is only two or three bytes - with */ 128 /* one or two byte type preceding it that MBZ */ 129 struct smb2_sync_hdr sync_hdr; 130 } __packed; 131 132 struct smb2_pdu { 133 struct smb2_hdr hdr; 134 __le16 StructureSize2; /* size of wct area (varies, request specific) */ 135 } __packed; 136 137 #define SMB3_AES128CMM_NONCE 11 138 #define SMB3_AES128GCM_NONCE 12 139 140 struct smb2_transform_hdr { 141 __be32 smb2_buf_length; /* big endian on wire */ 142 /* length is only two or three bytes - with 143 one or two byte type preceding it that MBZ */ 144 __le32 ProtocolId; /* 0xFD 'S' 'M' 'B' */ 145 __u8 Signature[16]; 146 __u8 Nonce[16]; 147 __le32 OriginalMessageSize; 148 __u16 Reserved1; 149 __le16 Flags; /* EncryptionAlgorithm */ 150 __u64 SessionId; 151 } __packed; 152 153 /* 154 * SMB2 flag definitions 155 */ 156 #define SMB2_FLAGS_SERVER_TO_REDIR cpu_to_le32(0x00000001) 157 #define SMB2_FLAGS_ASYNC_COMMAND cpu_to_le32(0x00000002) 158 #define SMB2_FLAGS_RELATED_OPERATIONS cpu_to_le32(0x00000004) 159 #define SMB2_FLAGS_SIGNED cpu_to_le32(0x00000008) 160 #define SMB2_FLAGS_DFS_OPERATIONS cpu_to_le32(0x10000000) 161 162 /* 163 * Definitions for SMB2 Protocol Data Units (network frames) 164 * 165 * See MS-SMB2.PDF specification for protocol details. 166 * The Naming convention is the lower case version of the SMB2 167 * command code name for the struct. Note that structures must be packed. 168 * 169 */ 170 171 #define SMB2_ERROR_STRUCTURE_SIZE2 cpu_to_le16(9) 172 173 struct smb2_err_rsp { 174 struct smb2_hdr hdr; 175 __le16 StructureSize; 176 __le16 Reserved; /* MBZ */ 177 __le32 ByteCount; /* even if zero, at least one byte follows */ 178 __u8 ErrorData[1]; /* variable length */ 179 } __packed; 180 181 struct smb2_symlink_err_rsp { 182 __le32 SymLinkLength; 183 __le32 SymLinkErrorTag; 184 __le32 ReparseTag; 185 __le16 ReparseDataLength; 186 __le16 UnparsedPathLength; 187 __le16 SubstituteNameOffset; 188 __le16 SubstituteNameLength; 189 __le16 PrintNameOffset; 190 __le16 PrintNameLength; 191 __le32 Flags; 192 __u8 PathBuffer[0]; 193 } __packed; 194 195 #define SMB2_CLIENT_GUID_SIZE 16 196 197 struct smb2_negotiate_req { 198 struct smb2_hdr hdr; 199 __le16 StructureSize; /* Must be 36 */ 200 __le16 DialectCount; 201 __le16 SecurityMode; 202 __le16 Reserved; /* MBZ */ 203 __le32 Capabilities; 204 __u8 ClientGUID[SMB2_CLIENT_GUID_SIZE]; 205 /* In SMB3.02 and earlier next three were MBZ le64 ClientStartTime */ 206 __le32 NegotiateContextOffset; /* SMB3.1.1 only. MBZ earlier */ 207 __le16 NegotiateContextCount; /* SMB3.1.1 only. MBZ earlier */ 208 __le16 Reserved2; 209 __le16 Dialects[1]; /* One dialect (vers=) at a time for now */ 210 } __packed; 211 212 /* Dialects */ 213 #define SMB20_PROT_ID 0x0202 214 #define SMB21_PROT_ID 0x0210 215 #define SMB30_PROT_ID 0x0300 216 #define SMB302_PROT_ID 0x0302 217 #define SMB311_PROT_ID 0x0311 218 #define BAD_PROT_ID 0xFFFF 219 220 /* SecurityMode flags */ 221 #define SMB2_NEGOTIATE_SIGNING_ENABLED 0x0001 222 #define SMB2_NEGOTIATE_SIGNING_REQUIRED 0x0002 223 /* Capabilities flags */ 224 #define SMB2_GLOBAL_CAP_DFS 0x00000001 225 #define SMB2_GLOBAL_CAP_LEASING 0x00000002 /* Resp only New to SMB2.1 */ 226 #define SMB2_GLOBAL_CAP_LARGE_MTU 0X00000004 /* Resp only New to SMB2.1 */ 227 #define SMB2_GLOBAL_CAP_MULTI_CHANNEL 0x00000008 /* New to SMB3 */ 228 #define SMB2_GLOBAL_CAP_PERSISTENT_HANDLES 0x00000010 /* New to SMB3 */ 229 #define SMB2_GLOBAL_CAP_DIRECTORY_LEASING 0x00000020 /* New to SMB3 */ 230 #define SMB2_GLOBAL_CAP_ENCRYPTION 0x00000040 /* New to SMB3 */ 231 /* Internal types */ 232 #define SMB2_NT_FIND 0x00100000 233 #define SMB2_LARGE_FILES 0x00200000 234 235 #define SMB311_SALT_SIZE 32 236 /* Hash Algorithm Types */ 237 #define SMB2_PREAUTH_INTEGRITY_SHA512 cpu_to_le16(0x0001) 238 239 struct smb2_preauth_neg_context { 240 __le16 ContextType; /* 1 */ 241 __le16 DataLength; 242 __le32 Reserved; 243 __le16 HashAlgorithmCount; /* 1 */ 244 __le16 SaltLength; 245 __le16 HashAlgorithms; /* HashAlgorithms[0] since only one defined */ 246 __u8 Salt[SMB311_SALT_SIZE]; 247 } __packed; 248 249 /* Encryption Algorithms Ciphers */ 250 #define SMB2_ENCRYPTION_AES128_CCM cpu_to_le16(0x0001) 251 #define SMB2_ENCRYPTION_AES128_GCM cpu_to_le16(0x0002) 252 253 struct smb2_encryption_neg_context { 254 __le16 ContextType; /* 2 */ 255 __le16 DataLength; 256 __le32 Reserved; 257 __le16 CipherCount; /* AES-128-GCM and AES-128-CCM */ 258 __le16 Ciphers[2]; /* Ciphers[0] since only one used now */ 259 } __packed; 260 261 struct smb2_negotiate_rsp { 262 struct smb2_hdr hdr; 263 __le16 StructureSize; /* Must be 65 */ 264 __le16 SecurityMode; 265 __le16 DialectRevision; 266 __le16 NegotiateContextCount; /* Prior to SMB3.1.1 was Reserved & MBZ */ 267 __u8 ServerGUID[16]; 268 __le32 Capabilities; 269 __le32 MaxTransactSize; 270 __le32 MaxReadSize; 271 __le32 MaxWriteSize; 272 __le64 SystemTime; /* MBZ */ 273 __le64 ServerStartTime; 274 __le16 SecurityBufferOffset; 275 __le16 SecurityBufferLength; 276 __le32 NegotiateContextOffset; /* Pre:SMB3.1.1 was reserved/ignored */ 277 __u8 Buffer[1]; /* variable length GSS security buffer */ 278 } __packed; 279 280 /* Flags */ 281 #define SMB2_SESSION_REQ_FLAG_BINDING 0x01 282 #define SMB2_SESSION_REQ_FLAG_ENCRYPT_DATA 0x04 283 284 struct smb2_sess_setup_req { 285 struct smb2_hdr hdr; 286 __le16 StructureSize; /* Must be 25 */ 287 __u8 Flags; 288 __u8 SecurityMode; 289 __le32 Capabilities; 290 __le32 Channel; 291 __le16 SecurityBufferOffset; 292 __le16 SecurityBufferLength; 293 __u64 PreviousSessionId; 294 __u8 Buffer[1]; /* variable length GSS security buffer */ 295 } __packed; 296 297 /* Currently defined SessionFlags */ 298 #define SMB2_SESSION_FLAG_IS_GUEST 0x0001 299 #define SMB2_SESSION_FLAG_IS_NULL 0x0002 300 #define SMB2_SESSION_FLAG_ENCRYPT_DATA 0x0004 301 struct smb2_sess_setup_rsp { 302 struct smb2_hdr hdr; 303 __le16 StructureSize; /* Must be 9 */ 304 __le16 SessionFlags; 305 __le16 SecurityBufferOffset; 306 __le16 SecurityBufferLength; 307 __u8 Buffer[1]; /* variable length GSS security buffer */ 308 } __packed; 309 310 struct smb2_logoff_req { 311 struct smb2_hdr hdr; 312 __le16 StructureSize; /* Must be 4 */ 313 __le16 Reserved; 314 } __packed; 315 316 struct smb2_logoff_rsp { 317 struct smb2_hdr hdr; 318 __le16 StructureSize; /* Must be 4 */ 319 __le16 Reserved; 320 } __packed; 321 322 /* Flags/Reserved for SMB3.1.1 */ 323 #define SMB2_SHAREFLAG_CLUSTER_RECONNECT 0x0001 324 325 struct smb2_tree_connect_req { 326 struct smb2_hdr hdr; 327 __le16 StructureSize; /* Must be 9 */ 328 __le16 Reserved; /* Flags in SMB3.1.1 */ 329 __le16 PathOffset; 330 __le16 PathLength; 331 __u8 Buffer[1]; /* variable length */ 332 } __packed; 333 334 struct smb2_tree_connect_rsp { 335 struct smb2_hdr hdr; 336 __le16 StructureSize; /* Must be 16 */ 337 __u8 ShareType; /* see below */ 338 __u8 Reserved; 339 __le32 ShareFlags; /* see below */ 340 __le32 Capabilities; /* see below */ 341 __le32 MaximalAccess; 342 } __packed; 343 344 /* Possible ShareType values */ 345 #define SMB2_SHARE_TYPE_DISK 0x01 346 #define SMB2_SHARE_TYPE_PIPE 0x02 347 #define SMB2_SHARE_TYPE_PRINT 0x03 348 349 /* 350 * Possible ShareFlags - exactly one and only one of the first 4 caching flags 351 * must be set (any of the remaining, SHI1005, flags may be set individually 352 * or in combination. 353 */ 354 #define SMB2_SHAREFLAG_MANUAL_CACHING 0x00000000 355 #define SMB2_SHAREFLAG_AUTO_CACHING 0x00000010 356 #define SMB2_SHAREFLAG_VDO_CACHING 0x00000020 357 #define SMB2_SHAREFLAG_NO_CACHING 0x00000030 358 #define SHI1005_FLAGS_DFS 0x00000001 359 #define SHI1005_FLAGS_DFS_ROOT 0x00000002 360 #define SHI1005_FLAGS_RESTRICT_EXCLUSIVE_OPENS 0x00000100 361 #define SHI1005_FLAGS_FORCE_SHARED_DELETE 0x00000200 362 #define SHI1005_FLAGS_ALLOW_NAMESPACE_CACHING 0x00000400 363 #define SHI1005_FLAGS_ACCESS_BASED_DIRECTORY_ENUM 0x00000800 364 #define SHI1005_FLAGS_FORCE_LEVELII_OPLOCK 0x00001000 365 #define SHI1005_FLAGS_ENABLE_HASH_V1 0x00002000 366 #define SHI1005_FLAGS_ENABLE_HASH_V2 0x00004000 367 #define SHI1005_FLAGS_ENCRYPT_DATA 0x00008000 368 #define SHI1005_FLAGS_ALL 0x0000FF33 369 370 /* Possible share capabilities */ 371 #define SMB2_SHARE_CAP_DFS cpu_to_le32(0x00000008) /* all dialects */ 372 #define SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY cpu_to_le32(0x00000010) /* 3.0 */ 373 #define SMB2_SHARE_CAP_SCALEOUT cpu_to_le32(0x00000020) /* 3.0 */ 374 #define SMB2_SHARE_CAP_CLUSTER cpu_to_le32(0x00000040) /* 3.0 */ 375 #define SMB2_SHARE_CAP_ASYMMETRIC cpu_to_le32(0x00000080) /* 3.02 */ 376 377 struct smb2_tree_disconnect_req { 378 struct smb2_hdr hdr; 379 __le16 StructureSize; /* Must be 4 */ 380 __le16 Reserved; 381 } __packed; 382 383 struct smb2_tree_disconnect_rsp { 384 struct smb2_hdr hdr; 385 __le16 StructureSize; /* Must be 4 */ 386 __le16 Reserved; 387 } __packed; 388 389 /* File Attrubutes */ 390 #define FILE_ATTRIBUTE_READONLY 0x00000001 391 #define FILE_ATTRIBUTE_HIDDEN 0x00000002 392 #define FILE_ATTRIBUTE_SYSTEM 0x00000004 393 #define FILE_ATTRIBUTE_DIRECTORY 0x00000010 394 #define FILE_ATTRIBUTE_ARCHIVE 0x00000020 395 #define FILE_ATTRIBUTE_NORMAL 0x00000080 396 #define FILE_ATTRIBUTE_TEMPORARY 0x00000100 397 #define FILE_ATTRIBUTE_SPARSE_FILE 0x00000200 398 #define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400 399 #define FILE_ATTRIBUTE_COMPRESSED 0x00000800 400 #define FILE_ATTRIBUTE_OFFLINE 0x00001000 401 #define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x00002000 402 #define FILE_ATTRIBUTE_ENCRYPTED 0x00004000 403 #define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000 404 #define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000 405 406 /* Oplock levels */ 407 #define SMB2_OPLOCK_LEVEL_NONE 0x00 408 #define SMB2_OPLOCK_LEVEL_II 0x01 409 #define SMB2_OPLOCK_LEVEL_EXCLUSIVE 0x08 410 #define SMB2_OPLOCK_LEVEL_BATCH 0x09 411 #define SMB2_OPLOCK_LEVEL_LEASE 0xFF 412 /* Non-spec internal type */ 413 #define SMB2_OPLOCK_LEVEL_NOCHANGE 0x99 414 415 /* Desired Access Flags */ 416 #define FILE_READ_DATA_LE cpu_to_le32(0x00000001) 417 #define FILE_WRITE_DATA_LE cpu_to_le32(0x00000002) 418 #define FILE_APPEND_DATA_LE cpu_to_le32(0x00000004) 419 #define FILE_READ_EA_LE cpu_to_le32(0x00000008) 420 #define FILE_WRITE_EA_LE cpu_to_le32(0x00000010) 421 #define FILE_EXECUTE_LE cpu_to_le32(0x00000020) 422 #define FILE_READ_ATTRIBUTES_LE cpu_to_le32(0x00000080) 423 #define FILE_WRITE_ATTRIBUTES_LE cpu_to_le32(0x00000100) 424 #define FILE_DELETE_LE cpu_to_le32(0x00010000) 425 #define FILE_READ_CONTROL_LE cpu_to_le32(0x00020000) 426 #define FILE_WRITE_DAC_LE cpu_to_le32(0x00040000) 427 #define FILE_WRITE_OWNER_LE cpu_to_le32(0x00080000) 428 #define FILE_SYNCHRONIZE_LE cpu_to_le32(0x00100000) 429 #define FILE_ACCESS_SYSTEM_SECURITY_LE cpu_to_le32(0x01000000) 430 #define FILE_MAXIMAL_ACCESS_LE cpu_to_le32(0x02000000) 431 #define FILE_GENERIC_ALL_LE cpu_to_le32(0x10000000) 432 #define FILE_GENERIC_EXECUTE_LE cpu_to_le32(0x20000000) 433 #define FILE_GENERIC_WRITE_LE cpu_to_le32(0x40000000) 434 #define FILE_GENERIC_READ_LE cpu_to_le32(0x80000000) 435 436 /* ShareAccess Flags */ 437 #define FILE_SHARE_READ_LE cpu_to_le32(0x00000001) 438 #define FILE_SHARE_WRITE_LE cpu_to_le32(0x00000002) 439 #define FILE_SHARE_DELETE_LE cpu_to_le32(0x00000004) 440 #define FILE_SHARE_ALL_LE cpu_to_le32(0x00000007) 441 442 /* CreateDisposition Flags */ 443 #define FILE_SUPERSEDE_LE cpu_to_le32(0x00000000) 444 #define FILE_OPEN_LE cpu_to_le32(0x00000001) 445 #define FILE_CREATE_LE cpu_to_le32(0x00000002) 446 #define FILE_OPEN_IF_LE cpu_to_le32(0x00000003) 447 #define FILE_OVERWRITE_LE cpu_to_le32(0x00000004) 448 #define FILE_OVERWRITE_IF_LE cpu_to_le32(0x00000005) 449 450 /* CreateOptions Flags */ 451 #define FILE_DIRECTORY_FILE_LE cpu_to_le32(0x00000001) 452 /* same as #define CREATE_NOT_FILE_LE cpu_to_le32(0x00000001) */ 453 #define FILE_WRITE_THROUGH_LE cpu_to_le32(0x00000002) 454 #define FILE_SEQUENTIAL_ONLY_LE cpu_to_le32(0x00000004) 455 #define FILE_NO_INTERMEDIATE_BUFFERRING_LE cpu_to_le32(0x00000008) 456 #define FILE_SYNCHRONOUS_IO_ALERT_LE cpu_to_le32(0x00000010) 457 #define FILE_SYNCHRONOUS_IO_NON_ALERT_LE cpu_to_le32(0x00000020) 458 #define FILE_NON_DIRECTORY_FILE_LE cpu_to_le32(0x00000040) 459 #define FILE_COMPLETE_IF_OPLOCKED_LE cpu_to_le32(0x00000100) 460 #define FILE_NO_EA_KNOWLEDGE_LE cpu_to_le32(0x00000200) 461 #define FILE_RANDOM_ACCESS_LE cpu_to_le32(0x00000800) 462 #define FILE_DELETE_ON_CLOSE_LE cpu_to_le32(0x00001000) 463 #define FILE_OPEN_BY_FILE_ID_LE cpu_to_le32(0x00002000) 464 #define FILE_OPEN_FOR_BACKUP_INTENT_LE cpu_to_le32(0x00004000) 465 #define FILE_NO_COMPRESSION_LE cpu_to_le32(0x00008000) 466 #define FILE_RESERVE_OPFILTER_LE cpu_to_le32(0x00100000) 467 #define FILE_OPEN_REPARSE_POINT_LE cpu_to_le32(0x00200000) 468 #define FILE_OPEN_NO_RECALL_LE cpu_to_le32(0x00400000) 469 #define FILE_OPEN_FOR_FREE_SPACE_QUERY_LE cpu_to_le32(0x00800000) 470 471 #define FILE_READ_RIGHTS_LE (FILE_READ_DATA_LE | FILE_READ_EA_LE \ 472 | FILE_READ_ATTRIBUTES_LE) 473 #define FILE_WRITE_RIGHTS_LE (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE \ 474 | FILE_WRITE_EA_LE | FILE_WRITE_ATTRIBUTES_LE) 475 #define FILE_EXEC_RIGHTS_LE (FILE_EXECUTE_LE) 476 477 /* Impersonation Levels */ 478 #define IL_ANONYMOUS cpu_to_le32(0x00000000) 479 #define IL_IDENTIFICATION cpu_to_le32(0x00000001) 480 #define IL_IMPERSONATION cpu_to_le32(0x00000002) 481 #define IL_DELEGATE cpu_to_le32(0x00000003) 482 483 /* Create Context Values */ 484 #define SMB2_CREATE_EA_BUFFER "ExtA" /* extended attributes */ 485 #define SMB2_CREATE_SD_BUFFER "SecD" /* security descriptor */ 486 #define SMB2_CREATE_DURABLE_HANDLE_REQUEST "DHnQ" 487 #define SMB2_CREATE_DURABLE_HANDLE_RECONNECT "DHnC" 488 #define SMB2_CREATE_ALLOCATION_SIZE "AISi" 489 #define SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST "MxAc" 490 #define SMB2_CREATE_TIMEWARP_REQUEST "TWrp" 491 #define SMB2_CREATE_QUERY_ON_DISK_ID "QFid" 492 #define SMB2_CREATE_REQUEST_LEASE "RqLs" 493 #define SMB2_CREATE_DURABLE_HANDLE_REQUEST_V2 "DH2Q" 494 #define SMB2_CREATE_DURABLE_HANDLE_RECONNECT_V2 "DH2C" 495 #define SMB2_CREATE_APP_INSTANCE_ID 0x45BCA66AEFA7F74A9008FA462E144D74 496 #define SVHDX_OPEN_DEVICE_CONTEXT 0x83CE6F1AD851E0986E34401CC9BCFCE9 497 498 struct smb2_create_req { 499 struct smb2_hdr hdr; 500 __le16 StructureSize; /* Must be 57 */ 501 __u8 SecurityFlags; 502 __u8 RequestedOplockLevel; 503 __le32 ImpersonationLevel; 504 __le64 SmbCreateFlags; 505 __le64 Reserved; 506 __le32 DesiredAccess; 507 __le32 FileAttributes; 508 __le32 ShareAccess; 509 __le32 CreateDisposition; 510 __le32 CreateOptions; 511 __le16 NameOffset; 512 __le16 NameLength; 513 __le32 CreateContextsOffset; 514 __le32 CreateContextsLength; 515 __u8 Buffer[0]; 516 } __packed; 517 518 struct smb2_create_rsp { 519 struct smb2_hdr hdr; 520 __le16 StructureSize; /* Must be 89 */ 521 __u8 OplockLevel; 522 __u8 Reserved; 523 __le32 CreateAction; 524 __le64 CreationTime; 525 __le64 LastAccessTime; 526 __le64 LastWriteTime; 527 __le64 ChangeTime; 528 __le64 AllocationSize; 529 __le64 EndofFile; 530 __le32 FileAttributes; 531 __le32 Reserved2; 532 __u64 PersistentFileId; /* opaque endianness */ 533 __u64 VolatileFileId; /* opaque endianness */ 534 __le32 CreateContextsOffset; 535 __le32 CreateContextsLength; 536 __u8 Buffer[1]; 537 } __packed; 538 539 struct create_context { 540 __le32 Next; 541 __le16 NameOffset; 542 __le16 NameLength; 543 __le16 Reserved; 544 __le16 DataOffset; 545 __le32 DataLength; 546 __u8 Buffer[0]; 547 } __packed; 548 549 #define SMB2_LEASE_READ_CACHING_HE 0x01 550 #define SMB2_LEASE_HANDLE_CACHING_HE 0x02 551 #define SMB2_LEASE_WRITE_CACHING_HE 0x04 552 553 #define SMB2_LEASE_NONE cpu_to_le32(0x00) 554 #define SMB2_LEASE_READ_CACHING cpu_to_le32(0x01) 555 #define SMB2_LEASE_HANDLE_CACHING cpu_to_le32(0x02) 556 #define SMB2_LEASE_WRITE_CACHING cpu_to_le32(0x04) 557 558 #define SMB2_LEASE_FLAG_BREAK_IN_PROGRESS cpu_to_le32(0x02) 559 560 #define SMB2_LEASE_KEY_SIZE 16 561 562 struct lease_context { 563 __le64 LeaseKeyLow; 564 __le64 LeaseKeyHigh; 565 __le32 LeaseState; 566 __le32 LeaseFlags; 567 __le64 LeaseDuration; 568 } __packed; 569 570 struct lease_context_v2 { 571 __le64 LeaseKeyLow; 572 __le64 LeaseKeyHigh; 573 __le32 LeaseState; 574 __le32 LeaseFlags; 575 __le64 LeaseDuration; 576 __le64 ParentLeaseKeyLow; 577 __le64 ParentLeaseKeyHigh; 578 __le16 Epoch; 579 __le16 Reserved; 580 } __packed; 581 582 struct create_lease { 583 struct create_context ccontext; 584 __u8 Name[8]; 585 struct lease_context lcontext; 586 } __packed; 587 588 struct create_lease_v2 { 589 struct create_context ccontext; 590 __u8 Name[8]; 591 struct lease_context_v2 lcontext; 592 __u8 Pad[4]; 593 } __packed; 594 595 struct create_durable { 596 struct create_context ccontext; 597 __u8 Name[8]; 598 union { 599 __u8 Reserved[16]; 600 struct { 601 __u64 PersistentFileId; 602 __u64 VolatileFileId; 603 } Fid; 604 } Data; 605 } __packed; 606 607 /* See MS-SMB2 2.2.13.2.11 */ 608 /* Flags */ 609 #define SMB2_DHANDLE_FLAG_PERSISTENT 0x00000002 610 struct durable_context_v2 { 611 __le32 Timeout; 612 __le32 Flags; 613 __u64 Reserved; 614 __u8 CreateGuid[16]; 615 } __packed; 616 617 struct create_durable_v2 { 618 struct create_context ccontext; 619 __u8 Name[8]; 620 struct durable_context_v2 dcontext; 621 } __packed; 622 623 /* See MS-SMB2 2.2.13.2.12 */ 624 struct durable_reconnect_context_v2 { 625 struct { 626 __u64 PersistentFileId; 627 __u64 VolatileFileId; 628 } Fid; 629 __u8 CreateGuid[16]; 630 __le32 Flags; /* see above DHANDLE_FLAG_PERSISTENT */ 631 } __packed; 632 633 /* See MS-SMB2 2.2.14.2.12 */ 634 struct durable_reconnect_context_v2_rsp { 635 __le32 Timeout; 636 __le32 Flags; /* see above DHANDLE_FLAG_PERSISTENT */ 637 } __packed; 638 639 struct create_durable_handle_reconnect_v2 { 640 struct create_context ccontext; 641 __u8 Name[8]; 642 struct durable_reconnect_context_v2 dcontext; 643 } __packed; 644 645 #define COPY_CHUNK_RES_KEY_SIZE 24 646 struct resume_key_req { 647 char ResumeKey[COPY_CHUNK_RES_KEY_SIZE]; 648 __le32 ContextLength; /* MBZ */ 649 char Context[0]; /* ignored, Windows sets to 4 bytes of zero */ 650 } __packed; 651 652 /* this goes in the ioctl buffer when doing a copychunk request */ 653 struct copychunk_ioctl { 654 char SourceKey[COPY_CHUNK_RES_KEY_SIZE]; 655 __le32 ChunkCount; /* we are only sending 1 */ 656 __le32 Reserved; 657 /* array will only be one chunk long for us */ 658 __le64 SourceOffset; 659 __le64 TargetOffset; 660 __le32 Length; /* how many bytes to copy */ 661 __u32 Reserved2; 662 } __packed; 663 664 /* this goes in the ioctl buffer when doing FSCTL_SET_ZERO_DATA */ 665 struct file_zero_data_information { 666 __le64 FileOffset; 667 __le64 BeyondFinalZero; 668 } __packed; 669 670 struct copychunk_ioctl_rsp { 671 __le32 ChunksWritten; 672 __le32 ChunkBytesWritten; 673 __le32 TotalBytesWritten; 674 } __packed; 675 676 struct fsctl_set_integrity_information_req { 677 __le16 ChecksumAlgorithm; 678 __le16 Reserved; 679 __le32 Flags; 680 } __packed; 681 682 struct fsctl_get_integrity_information_rsp { 683 __le16 ChecksumAlgorithm; 684 __le16 Reserved; 685 __le32 Flags; 686 __le32 ChecksumChunkSizeInBytes; 687 __le32 ClusterSizeInBytes; 688 } __packed; 689 690 /* Integrity ChecksumAlgorithm choices for above */ 691 #define CHECKSUM_TYPE_NONE 0x0000 692 #define CHECKSUM_TYPE_CRC64 0x0002 693 #define CHECKSUM_TYPE_UNCHANGED 0xFFFF /* set only */ 694 695 /* Integrity flags for above */ 696 #define FSCTL_INTEGRITY_FLAG_CHECKSUM_ENFORCEMENT_OFF 0x00000001 697 698 /* See MS-DFSC 2.2.2 */ 699 struct fsctl_get_dfs_referral_req { 700 __le16 MaxReferralLevel; 701 __u8 RequestFileName[]; 702 } __packed; 703 704 /* DFS response is struct get_dfs_refer_rsp */ 705 706 /* See MS-SMB2 2.2.31.3 */ 707 struct network_resiliency_req { 708 __le32 Timeout; 709 __le32 Reserved; 710 } __packed; 711 /* There is no buffer for the response ie no struct network_resiliency_rsp */ 712 713 714 struct validate_negotiate_info_req { 715 __le32 Capabilities; 716 __u8 Guid[SMB2_CLIENT_GUID_SIZE]; 717 __le16 SecurityMode; 718 __le16 DialectCount; 719 __le16 Dialects[3]; /* BB expand this if autonegotiate > 3 dialects */ 720 } __packed; 721 722 struct validate_negotiate_info_rsp { 723 __le32 Capabilities; 724 __u8 Guid[SMB2_CLIENT_GUID_SIZE]; 725 __le16 SecurityMode; 726 __le16 Dialect; /* Dialect in use for the connection */ 727 } __packed; 728 729 #define RSS_CAPABLE 0x00000001 730 #define RDMA_CAPABLE 0x00000002 731 732 struct network_interface_info_ioctl_rsp { 733 __le32 Next; /* next interface. zero if this is last one */ 734 __le32 IfIndex; 735 __le32 Capability; /* RSS or RDMA Capable */ 736 __le32 Reserved; 737 __le64 LinkSpeed; 738 char SockAddr_Storage[128]; 739 } __packed; 740 741 #define NO_FILE_ID 0xFFFFFFFFFFFFFFFFULL /* general ioctls to srv not to file */ 742 743 struct compress_ioctl { 744 __le16 CompressionState; /* See cifspdu.h for possible flag values */ 745 } __packed; 746 747 struct duplicate_extents_to_file { 748 __u64 PersistentFileHandle; /* source file handle, opaque endianness */ 749 __u64 VolatileFileHandle; 750 __le64 SourceFileOffset; 751 __le64 TargetFileOffset; 752 __le64 ByteCount; /* Bytes to be copied */ 753 } __packed; 754 755 struct smb2_ioctl_req { 756 struct smb2_hdr hdr; 757 __le16 StructureSize; /* Must be 57 */ 758 __u16 Reserved; 759 __le32 CtlCode; 760 __u64 PersistentFileId; /* opaque endianness */ 761 __u64 VolatileFileId; /* opaque endianness */ 762 __le32 InputOffset; 763 __le32 InputCount; 764 __le32 MaxInputResponse; 765 __le32 OutputOffset; 766 __le32 OutputCount; 767 __le32 MaxOutputResponse; 768 __le32 Flags; 769 __u32 Reserved2; 770 __u8 Buffer[0]; 771 } __packed; 772 773 struct smb2_ioctl_rsp { 774 struct smb2_hdr hdr; 775 __le16 StructureSize; /* Must be 57 */ 776 __u16 Reserved; 777 __le32 CtlCode; 778 __u64 PersistentFileId; /* opaque endianness */ 779 __u64 VolatileFileId; /* opaque endianness */ 780 __le32 InputOffset; 781 __le32 InputCount; 782 __le32 OutputOffset; 783 __le32 OutputCount; 784 __le32 Flags; 785 __u32 Reserved2; 786 /* char * buffer[] */ 787 } __packed; 788 789 /* Currently defined values for close flags */ 790 #define SMB2_CLOSE_FLAG_POSTQUERY_ATTRIB cpu_to_le16(0x0001) 791 struct smb2_close_req { 792 struct smb2_hdr hdr; 793 __le16 StructureSize; /* Must be 24 */ 794 __le16 Flags; 795 __le32 Reserved; 796 __u64 PersistentFileId; /* opaque endianness */ 797 __u64 VolatileFileId; /* opaque endianness */ 798 } __packed; 799 800 struct smb2_close_rsp { 801 struct smb2_hdr hdr; 802 __le16 StructureSize; /* 60 */ 803 __le16 Flags; 804 __le32 Reserved; 805 __le64 CreationTime; 806 __le64 LastAccessTime; 807 __le64 LastWriteTime; 808 __le64 ChangeTime; 809 __le64 AllocationSize; /* Beginning of FILE_STANDARD_INFO equivalent */ 810 __le64 EndOfFile; 811 __le32 Attributes; 812 } __packed; 813 814 struct smb2_flush_req { 815 struct smb2_hdr hdr; 816 __le16 StructureSize; /* Must be 24 */ 817 __le16 Reserved1; 818 __le32 Reserved2; 819 __u64 PersistentFileId; /* opaque endianness */ 820 __u64 VolatileFileId; /* opaque endianness */ 821 } __packed; 822 823 struct smb2_flush_rsp { 824 struct smb2_hdr hdr; 825 __le16 StructureSize; 826 __le16 Reserved; 827 } __packed; 828 829 /* For read request Flags field below, following flag is defined for SMB3.02 */ 830 #define SMB2_READFLAG_READ_UNBUFFERED 0x01 831 832 /* Channel field for read and write: exactly one of following flags can be set*/ 833 #define SMB2_CHANNEL_NONE 0x00000000 834 #define SMB2_CHANNEL_RDMA_V1 0x00000001 /* SMB3 or later */ 835 #define SMB2_CHANNEL_RDMA_V1_INVALIDATE 0x00000002 /* SMB3.02 or later */ 836 837 /* SMB2 read request without RFC1001 length at the beginning */ 838 struct smb2_read_plain_req { 839 struct smb2_sync_hdr sync_hdr; 840 __le16 StructureSize; /* Must be 49 */ 841 __u8 Padding; /* offset from start of SMB2 header to place read */ 842 __u8 Flags; /* MBZ unless SMB3.02 or later */ 843 __le32 Length; 844 __le64 Offset; 845 __u64 PersistentFileId; /* opaque endianness */ 846 __u64 VolatileFileId; /* opaque endianness */ 847 __le32 MinimumCount; 848 __le32 Channel; /* MBZ except for SMB3 or later */ 849 __le32 RemainingBytes; 850 __le16 ReadChannelInfoOffset; /* Reserved MBZ */ 851 __le16 ReadChannelInfoLength; /* Reserved MBZ */ 852 __u8 Buffer[1]; 853 } __packed; 854 855 struct smb2_read_rsp { 856 struct smb2_hdr hdr; 857 __le16 StructureSize; /* Must be 17 */ 858 __u8 DataOffset; 859 __u8 Reserved; 860 __le32 DataLength; 861 __le32 DataRemaining; 862 __u32 Reserved2; 863 __u8 Buffer[1]; 864 } __packed; 865 866 /* For write request Flags field below the following flags are defined: */ 867 #define SMB2_WRITEFLAG_WRITE_THROUGH 0x00000001 /* SMB2.1 or later */ 868 #define SMB2_WRITEFLAG_WRITE_UNBUFFERED 0x00000002 /* SMB3.02 or later */ 869 870 struct smb2_write_req { 871 struct smb2_hdr hdr; 872 __le16 StructureSize; /* Must be 49 */ 873 __le16 DataOffset; /* offset from start of SMB2 header to write data */ 874 __le32 Length; 875 __le64 Offset; 876 __u64 PersistentFileId; /* opaque endianness */ 877 __u64 VolatileFileId; /* opaque endianness */ 878 __le32 Channel; /* Reserved MBZ */ 879 __le32 RemainingBytes; 880 __le16 WriteChannelInfoOffset; /* Reserved MBZ */ 881 __le16 WriteChannelInfoLength; /* Reserved MBZ */ 882 __le32 Flags; 883 __u8 Buffer[1]; 884 } __packed; 885 886 struct smb2_write_rsp { 887 struct smb2_hdr hdr; 888 __le16 StructureSize; /* Must be 17 */ 889 __u8 DataOffset; 890 __u8 Reserved; 891 __le32 DataLength; 892 __le32 DataRemaining; 893 __u32 Reserved2; 894 __u8 Buffer[1]; 895 } __packed; 896 897 #define SMB2_LOCKFLAG_SHARED_LOCK 0x0001 898 #define SMB2_LOCKFLAG_EXCLUSIVE_LOCK 0x0002 899 #define SMB2_LOCKFLAG_UNLOCK 0x0004 900 #define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010 901 902 struct smb2_lock_element { 903 __le64 Offset; 904 __le64 Length; 905 __le32 Flags; 906 __le32 Reserved; 907 } __packed; 908 909 struct smb2_lock_req { 910 struct smb2_hdr hdr; 911 __le16 StructureSize; /* Must be 48 */ 912 __le16 LockCount; 913 __le32 Reserved; 914 __u64 PersistentFileId; /* opaque endianness */ 915 __u64 VolatileFileId; /* opaque endianness */ 916 /* Followed by at least one */ 917 struct smb2_lock_element locks[1]; 918 } __packed; 919 920 struct smb2_lock_rsp { 921 struct smb2_hdr hdr; 922 __le16 StructureSize; /* Must be 4 */ 923 __le16 Reserved; 924 } __packed; 925 926 struct smb2_echo_req { 927 struct smb2_hdr hdr; 928 __le16 StructureSize; /* Must be 4 */ 929 __u16 Reserved; 930 } __packed; 931 932 struct smb2_echo_rsp { 933 struct smb2_hdr hdr; 934 __le16 StructureSize; /* Must be 4 */ 935 __u16 Reserved; 936 } __packed; 937 938 /* search (query_directory) Flags field */ 939 #define SMB2_RESTART_SCANS 0x01 940 #define SMB2_RETURN_SINGLE_ENTRY 0x02 941 #define SMB2_INDEX_SPECIFIED 0x04 942 #define SMB2_REOPEN 0x10 943 944 struct smb2_query_directory_req { 945 struct smb2_hdr hdr; 946 __le16 StructureSize; /* Must be 33 */ 947 __u8 FileInformationClass; 948 __u8 Flags; 949 __le32 FileIndex; 950 __u64 PersistentFileId; /* opaque endianness */ 951 __u64 VolatileFileId; /* opaque endianness */ 952 __le16 FileNameOffset; 953 __le16 FileNameLength; 954 __le32 OutputBufferLength; 955 __u8 Buffer[1]; 956 } __packed; 957 958 struct smb2_query_directory_rsp { 959 struct smb2_hdr hdr; 960 __le16 StructureSize; /* Must be 9 */ 961 __le16 OutputBufferOffset; 962 __le32 OutputBufferLength; 963 __u8 Buffer[1]; 964 } __packed; 965 966 /* Possible InfoType values */ 967 #define SMB2_O_INFO_FILE 0x01 968 #define SMB2_O_INFO_FILESYSTEM 0x02 969 #define SMB2_O_INFO_SECURITY 0x03 970 #define SMB2_O_INFO_QUOTA 0x04 971 972 /* Security info type additionalinfo flags. See MS-SMB2 (2.2.37) or MS-DTYP */ 973 #define OWNER_SECINFO 0x00000001 974 #define GROUP_SECINFO 0x00000002 975 #define DACL_SECINFO 0x00000004 976 #define SACL_SECINFO 0x00000008 977 #define LABEL_SECINFO 0x00000010 978 #define ATTRIBUTE_SECINFO 0x00000020 979 #define SCOPE_SECINFO 0x00000040 980 #define BACKUP_SECINFO 0x00010000 981 #define UNPROTECTED_SACL_SECINFO 0x10000000 982 #define UNPROTECTED_DACL_SECINFO 0x20000000 983 #define PROTECTED_SACL_SECINFO 0x40000000 984 #define PROTECTED_DACL_SECINFO 0x80000000 985 986 /* Flags used for FileFullEAinfo */ 987 #define SL_RESTART_SCAN 0x00000001 988 #define SL_RETURN_SINGLE_ENTRY 0x00000002 989 #define SL_INDEX_SPECIFIED 0x00000004 990 991 struct smb2_query_info_req { 992 struct smb2_hdr hdr; 993 __le16 StructureSize; /* Must be 41 */ 994 __u8 InfoType; 995 __u8 FileInfoClass; 996 __le32 OutputBufferLength; 997 __le16 InputBufferOffset; 998 __u16 Reserved; 999 __le32 InputBufferLength; 1000 __le32 AdditionalInformation; 1001 __le32 Flags; 1002 __u64 PersistentFileId; /* opaque endianness */ 1003 __u64 VolatileFileId; /* opaque endianness */ 1004 __u8 Buffer[1]; 1005 } __packed; 1006 1007 struct smb2_query_info_rsp { 1008 struct smb2_hdr hdr; 1009 __le16 StructureSize; /* Must be 9 */ 1010 __le16 OutputBufferOffset; 1011 __le32 OutputBufferLength; 1012 __u8 Buffer[1]; 1013 } __packed; 1014 1015 struct smb2_set_info_req { 1016 struct smb2_hdr hdr; 1017 __le16 StructureSize; /* Must be 33 */ 1018 __u8 InfoType; 1019 __u8 FileInfoClass; 1020 __le32 BufferLength; 1021 __le16 BufferOffset; 1022 __u16 Reserved; 1023 __le32 AdditionalInformation; 1024 __u64 PersistentFileId; /* opaque endianness */ 1025 __u64 VolatileFileId; /* opaque endianness */ 1026 __u8 Buffer[1]; 1027 } __packed; 1028 1029 struct smb2_set_info_rsp { 1030 struct smb2_hdr hdr; 1031 __le16 StructureSize; /* Must be 2 */ 1032 } __packed; 1033 1034 struct smb2_oplock_break { 1035 struct smb2_hdr hdr; 1036 __le16 StructureSize; /* Must be 24 */ 1037 __u8 OplockLevel; 1038 __u8 Reserved; 1039 __le32 Reserved2; 1040 __u64 PersistentFid; 1041 __u64 VolatileFid; 1042 } __packed; 1043 1044 #define SMB2_NOTIFY_BREAK_LEASE_FLAG_ACK_REQUIRED cpu_to_le32(0x01) 1045 1046 struct smb2_lease_break { 1047 struct smb2_hdr hdr; 1048 __le16 StructureSize; /* Must be 44 */ 1049 __le16 Reserved; 1050 __le32 Flags; 1051 __u8 LeaseKey[16]; 1052 __le32 CurrentLeaseState; 1053 __le32 NewLeaseState; 1054 __le32 BreakReason; 1055 __le32 AccessMaskHint; 1056 __le32 ShareMaskHint; 1057 } __packed; 1058 1059 struct smb2_lease_ack { 1060 struct smb2_hdr hdr; 1061 __le16 StructureSize; /* Must be 36 */ 1062 __le16 Reserved; 1063 __le32 Flags; 1064 __u8 LeaseKey[16]; 1065 __le32 LeaseState; 1066 __le64 LeaseDuration; 1067 } __packed; 1068 1069 /* 1070 * PDU infolevel structure definitions 1071 * BB consider moving to a different header 1072 */ 1073 1074 /* File System Information Classes */ 1075 #define FS_VOLUME_INFORMATION 1 /* Query */ 1076 #define FS_LABEL_INFORMATION 2 /* Local only */ 1077 #define FS_SIZE_INFORMATION 3 /* Query */ 1078 #define FS_DEVICE_INFORMATION 4 /* Query */ 1079 #define FS_ATTRIBUTE_INFORMATION 5 /* Query */ 1080 #define FS_CONTROL_INFORMATION 6 /* Query, Set */ 1081 #define FS_FULL_SIZE_INFORMATION 7 /* Query */ 1082 #define FS_OBJECT_ID_INFORMATION 8 /* Query, Set */ 1083 #define FS_DRIVER_PATH_INFORMATION 9 /* Local only */ 1084 #define FS_VOLUME_FLAGS_INFORMATION 10 /* Local only */ 1085 #define FS_SECTOR_SIZE_INFORMATION 11 /* SMB3 or later. Query */ 1086 1087 struct smb2_fs_full_size_info { 1088 __le64 TotalAllocationUnits; 1089 __le64 CallerAvailableAllocationUnits; 1090 __le64 ActualAvailableAllocationUnits; 1091 __le32 SectorsPerAllocationUnit; 1092 __le32 BytesPerSector; 1093 } __packed; 1094 1095 #define SSINFO_FLAGS_ALIGNED_DEVICE 0x00000001 1096 #define SSINFO_FLAGS_PARTITION_ALIGNED_ON_DEVICE 0x00000002 1097 #define SSINFO_FLAGS_NO_SEEK_PENALTY 0x00000004 1098 #define SSINFO_FLAGS_TRIM_ENABLED 0x00000008 1099 1100 /* sector size info struct */ 1101 struct smb3_fs_ss_info { 1102 __le32 LogicalBytesPerSector; 1103 __le32 PhysicalBytesPerSectorForAtomicity; 1104 __le32 PhysicalBytesPerSectorForPerf; 1105 __le32 FileSystemEffectivePhysicalBytesPerSectorForAtomicity; 1106 __le32 Flags; 1107 __le32 ByteOffsetForSectorAlignment; 1108 __le32 ByteOffsetForPartitionAlignment; 1109 } __packed; 1110 1111 /* volume info struct - see MS-FSCC 2.5.9 */ 1112 #define MAX_VOL_LABEL_LEN 32 1113 struct smb3_fs_vol_info { 1114 __le64 VolumeCreationTime; 1115 __u32 VolumeSerialNumber; 1116 __le32 VolumeLabelLength; /* includes trailing null */ 1117 __u8 SupportsObjects; /* True if eg like NTFS, supports objects */ 1118 __u8 Reserved; 1119 __u8 VolumeLabel[0]; /* variable len */ 1120 } __packed; 1121 1122 /* partial list of QUERY INFO levels */ 1123 #define FILE_DIRECTORY_INFORMATION 1 1124 #define FILE_FULL_DIRECTORY_INFORMATION 2 1125 #define FILE_BOTH_DIRECTORY_INFORMATION 3 1126 #define FILE_BASIC_INFORMATION 4 1127 #define FILE_STANDARD_INFORMATION 5 1128 #define FILE_INTERNAL_INFORMATION 6 1129 #define FILE_EA_INFORMATION 7 1130 #define FILE_ACCESS_INFORMATION 8 1131 #define FILE_NAME_INFORMATION 9 1132 #define FILE_RENAME_INFORMATION 10 1133 #define FILE_LINK_INFORMATION 11 1134 #define FILE_NAMES_INFORMATION 12 1135 #define FILE_DISPOSITION_INFORMATION 13 1136 #define FILE_POSITION_INFORMATION 14 1137 #define FILE_FULL_EA_INFORMATION 15 1138 #define FILE_MODE_INFORMATION 16 1139 #define FILE_ALIGNMENT_INFORMATION 17 1140 #define FILE_ALL_INFORMATION 18 1141 #define FILE_ALLOCATION_INFORMATION 19 1142 #define FILE_END_OF_FILE_INFORMATION 20 1143 #define FILE_ALTERNATE_NAME_INFORMATION 21 1144 #define FILE_STREAM_INFORMATION 22 1145 #define FILE_PIPE_INFORMATION 23 1146 #define FILE_PIPE_LOCAL_INFORMATION 24 1147 #define FILE_PIPE_REMOTE_INFORMATION 25 1148 #define FILE_MAILSLOT_QUERY_INFORMATION 26 1149 #define FILE_MAILSLOT_SET_INFORMATION 27 1150 #define FILE_COMPRESSION_INFORMATION 28 1151 #define FILE_OBJECT_ID_INFORMATION 29 1152 /* Number 30 not defined in documents */ 1153 #define FILE_MOVE_CLUSTER_INFORMATION 31 1154 #define FILE_QUOTA_INFORMATION 32 1155 #define FILE_REPARSE_POINT_INFORMATION 33 1156 #define FILE_NETWORK_OPEN_INFORMATION 34 1157 #define FILE_ATTRIBUTE_TAG_INFORMATION 35 1158 #define FILE_TRACKING_INFORMATION 36 1159 #define FILEID_BOTH_DIRECTORY_INFORMATION 37 1160 #define FILEID_FULL_DIRECTORY_INFORMATION 38 1161 #define FILE_VALID_DATA_LENGTH_INFORMATION 39 1162 #define FILE_SHORT_NAME_INFORMATION 40 1163 #define FILE_SFIO_RESERVE_INFORMATION 44 1164 #define FILE_SFIO_VOLUME_INFORMATION 45 1165 #define FILE_HARD_LINK_INFORMATION 46 1166 #define FILE_NORMALIZED_NAME_INFORMATION 48 1167 #define FILEID_GLOBAL_TX_DIRECTORY_INFORMATION 50 1168 #define FILE_STANDARD_LINK_INFORMATION 54 1169 1170 struct smb2_file_internal_info { 1171 __le64 IndexNumber; 1172 } __packed; /* level 6 Query */ 1173 1174 struct smb2_file_rename_info { /* encoding of request for level 10 */ 1175 __u8 ReplaceIfExists; /* 1 = replace existing target with new */ 1176 /* 0 = fail if target already exists */ 1177 __u8 Reserved[7]; 1178 __u64 RootDirectory; /* MBZ for network operations (why says spec?) */ 1179 __le32 FileNameLength; 1180 char FileName[0]; /* New name to be assigned */ 1181 } __packed; /* level 10 Set */ 1182 1183 struct smb2_file_link_info { /* encoding of request for level 11 */ 1184 __u8 ReplaceIfExists; /* 1 = replace existing link with new */ 1185 /* 0 = fail if link already exists */ 1186 __u8 Reserved[7]; 1187 __u64 RootDirectory; /* MBZ for network operations (why says spec?) */ 1188 __le32 FileNameLength; 1189 char FileName[0]; /* Name to be assigned to new link */ 1190 } __packed; /* level 11 Set */ 1191 1192 #define SMB2_MIN_EA_BUF 2048 1193 #define SMB2_MAX_EA_BUF 65536 1194 1195 struct smb2_file_full_ea_info { /* encoding of response for level 15 */ 1196 __le32 next_entry_offset; 1197 __u8 flags; 1198 __u8 ea_name_length; 1199 __le16 ea_value_length; 1200 char ea_data[0]; /* \0 terminated name plus value */ 1201 } __packed; /* level 15 Set */ 1202 1203 /* 1204 * This level 18, although with struct with same name is different from cifs 1205 * level 0x107. Level 0x107 has an extra u64 between AccessFlags and 1206 * CurrentByteOffset. 1207 */ 1208 struct smb2_file_all_info { /* data block encoding of response to level 18 */ 1209 __le64 CreationTime; /* Beginning of FILE_BASIC_INFO equivalent */ 1210 __le64 LastAccessTime; 1211 __le64 LastWriteTime; 1212 __le64 ChangeTime; 1213 __le32 Attributes; 1214 __u32 Pad1; /* End of FILE_BASIC_INFO_INFO equivalent */ 1215 __le64 AllocationSize; /* Beginning of FILE_STANDARD_INFO equivalent */ 1216 __le64 EndOfFile; /* size ie offset to first free byte in file */ 1217 __le32 NumberOfLinks; /* hard links */ 1218 __u8 DeletePending; 1219 __u8 Directory; 1220 __u16 Pad2; /* End of FILE_STANDARD_INFO equivalent */ 1221 __le64 IndexNumber; 1222 __le32 EASize; 1223 __le32 AccessFlags; 1224 __le64 CurrentByteOffset; 1225 __le32 Mode; 1226 __le32 AlignmentRequirement; 1227 __le32 FileNameLength; 1228 char FileName[1]; 1229 } __packed; /* level 18 Query */ 1230 1231 struct smb2_file_eof_info { /* encoding of request for level 10 */ 1232 __le64 EndOfFile; /* new end of file value */ 1233 } __packed; /* level 20 Set */ 1234 1235 #endif /* _SMB2PDU_H */ 1236