4 * Copyright (c) International Business Machines Corp., 2009, 2013
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.
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.
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
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.
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.
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
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)
83 #define SMB2_INTERNAL_CMD cpu_to_le16(0xFFFF)
85 #define NUMBER_OF_SMB2_COMMANDS 0x0013
87 /* 4 len + 52 transform hdr + 64 hdr + 56 create rsp */
88 #define MAX_SMB2_HDR_SIZE 0x00b0
90 #define SMB2_PROTO_NUMBER cpu_to_le32(0x424d53fe)
91 #define SMB2_TRANSFORM_PROTO_NUM cpu_to_le32(0x424d53fd)
94 * SMB2 Header Definition
96 * "MBZ" : Must be Zero
97 * "BB" : BugBug, Something to check/review/analyze later
98 * "PDU" : "Protocol Data Unit" (ie a network "frame")
102 #define SMB2_HEADER_STRUCTURE_SIZE cpu_to_le16(64)
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 */
110 __le16 CreditRequest; /* CreditResponse */
115 __u32 TreeId; /* opaque - so do not make little endian */
116 __u64 SessionId; /* opaque - so do not make little endian */
120 struct smb2_sync_pdu {
121 struct smb2_sync_hdr sync_hdr;
122 __le16 StructureSize2; /* size of wct area (varies, request specific) */
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;
134 __le16 StructureSize2; /* size of wct area (varies, request specific) */
137 #define SMB3_AES128CMM_NONCE 11
138 #define SMB3_AES128GCM_NONCE 12
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' */
147 __le32 OriginalMessageSize;
149 __le16 Flags; /* EncryptionAlgorithm */
154 * SMB2 flag definitions
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)
163 * Definitions for SMB2 Protocol Data Units (network frames)
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.
171 #define SMB2_ERROR_STRUCTURE_SIZE2 cpu_to_le16(9)
173 struct smb2_err_rsp {
175 __le16 StructureSize;
176 __le16 Reserved; /* MBZ */
177 __le32 ByteCount; /* even if zero, at least one byte follows */
178 __u8 ErrorData[1]; /* variable length */
181 struct smb2_symlink_err_rsp {
182 __le32 SymLinkLength;
183 __le32 SymLinkErrorTag;
185 __le16 ReparseDataLength;
186 __le16 UnparsedPathLength;
187 __le16 SubstituteNameOffset;
188 __le16 SubstituteNameLength;
189 __le16 PrintNameOffset;
190 __le16 PrintNameLength;
195 /* SMB 3.1.1 and later dialects. See MS-SMB2 section 2.2.2.1 */
196 struct smb2_error_context_rsp {
197 __le32 ErrorDataLength;
199 __u8 ErrorContextData; /* ErrorDataLength long array */
202 /* Defines for Type field below (see MS-SMB2 2.2.2.2.2.1) */
203 #define MOVE_DST_IPADDR_V4 cpu_to_le32(0x00000001)
204 #define MOVE_DST_IPADDR_V6 cpu_to_le32(0x00000002)
206 struct move_dst_ipaddr {
209 __u8 address[16]; /* IPv4 followed by 12 bytes rsvd or IPv6 address */
212 struct share_redirect_error_context_rsp {
213 __le32 StructureSize;
214 __le32 NotificationType;
215 __le32 ResourceNameOffset;
216 __le32 ResourceNameLength;
220 struct move_dst_ipaddr IpAddrMoveList[0];
221 /* __u8 ResourceName[] */ /* Name of share as counted Unicode string */
224 #define SMB2_CLIENT_GUID_SIZE 16
226 struct smb2_negotiate_req {
227 struct smb2_sync_hdr sync_hdr;
228 __le16 StructureSize; /* Must be 36 */
231 __le16 Reserved; /* MBZ */
233 __u8 ClientGUID[SMB2_CLIENT_GUID_SIZE];
234 /* In SMB3.02 and earlier next three were MBZ le64 ClientStartTime */
235 __le32 NegotiateContextOffset; /* SMB3.1.1 only. MBZ earlier */
236 __le16 NegotiateContextCount; /* SMB3.1.1 only. MBZ earlier */
238 __le16 Dialects[1]; /* One dialect (vers=) at a time for now */
242 #define SMB20_PROT_ID 0x0202
243 #define SMB21_PROT_ID 0x0210
244 #define SMB30_PROT_ID 0x0300
245 #define SMB302_PROT_ID 0x0302
246 #define SMB311_PROT_ID 0x0311
247 #define BAD_PROT_ID 0xFFFF
249 /* SecurityMode flags */
250 #define SMB2_NEGOTIATE_SIGNING_ENABLED 0x0001
251 #define SMB2_NEGOTIATE_SIGNING_REQUIRED 0x0002
252 #define SMB2_SEC_MODE_FLAGS_ALL 0x0003
254 /* Capabilities flags */
255 #define SMB2_GLOBAL_CAP_DFS 0x00000001
256 #define SMB2_GLOBAL_CAP_LEASING 0x00000002 /* Resp only New to SMB2.1 */
257 #define SMB2_GLOBAL_CAP_LARGE_MTU 0X00000004 /* Resp only New to SMB2.1 */
258 #define SMB2_GLOBAL_CAP_MULTI_CHANNEL 0x00000008 /* New to SMB3 */
259 #define SMB2_GLOBAL_CAP_PERSISTENT_HANDLES 0x00000010 /* New to SMB3 */
260 #define SMB2_GLOBAL_CAP_DIRECTORY_LEASING 0x00000020 /* New to SMB3 */
261 #define SMB2_GLOBAL_CAP_ENCRYPTION 0x00000040 /* New to SMB3 */
263 #define SMB2_NT_FIND 0x00100000
264 #define SMB2_LARGE_FILES 0x00200000
266 #define SMB311_SALT_SIZE 32
267 /* Hash Algorithm Types */
268 #define SMB2_PREAUTH_INTEGRITY_SHA512 cpu_to_le16(0x0001)
269 #define SMB2_PREAUTH_HASH_SIZE 64
271 struct smb2_preauth_neg_context {
272 __le16 ContextType; /* 1 */
275 __le16 HashAlgorithmCount; /* 1 */
277 __le16 HashAlgorithms; /* HashAlgorithms[0] since only one defined */
278 __u8 Salt[SMB311_SALT_SIZE];
281 /* Encryption Algorithms Ciphers */
282 #define SMB2_ENCRYPTION_AES128_CCM cpu_to_le16(0x0001)
283 #define SMB2_ENCRYPTION_AES128_GCM cpu_to_le16(0x0002)
285 struct smb2_encryption_neg_context {
286 __le16 ContextType; /* 2 */
289 __le16 CipherCount; /* AES-128-GCM and AES-128-CCM */
290 __le16 Ciphers[2]; /* Ciphers[0] since only one used now */
293 struct smb2_negotiate_rsp {
295 __le16 StructureSize; /* Must be 65 */
297 __le16 DialectRevision;
298 __le16 NegotiateContextCount; /* Prior to SMB3.1.1 was Reserved & MBZ */
301 __le32 MaxTransactSize;
304 __le64 SystemTime; /* MBZ */
305 __le64 ServerStartTime;
306 __le16 SecurityBufferOffset;
307 __le16 SecurityBufferLength;
308 __le32 NegotiateContextOffset; /* Pre:SMB3.1.1 was reserved/ignored */
309 __u8 Buffer[1]; /* variable length GSS security buffer */
313 #define SMB2_SESSION_REQ_FLAG_BINDING 0x01
314 #define SMB2_SESSION_REQ_FLAG_ENCRYPT_DATA 0x04
316 struct smb2_sess_setup_req {
317 struct smb2_sync_hdr sync_hdr;
318 __le16 StructureSize; /* Must be 25 */
323 __le16 SecurityBufferOffset;
324 __le16 SecurityBufferLength;
325 __u64 PreviousSessionId;
326 __u8 Buffer[1]; /* variable length GSS security buffer */
329 /* Currently defined SessionFlags */
330 #define SMB2_SESSION_FLAG_IS_GUEST 0x0001
331 #define SMB2_SESSION_FLAG_IS_NULL 0x0002
332 #define SMB2_SESSION_FLAG_ENCRYPT_DATA 0x0004
333 struct smb2_sess_setup_rsp {
335 __le16 StructureSize; /* Must be 9 */
337 __le16 SecurityBufferOffset;
338 __le16 SecurityBufferLength;
339 __u8 Buffer[1]; /* variable length GSS security buffer */
342 struct smb2_logoff_req {
343 struct smb2_sync_hdr sync_hdr;
344 __le16 StructureSize; /* Must be 4 */
348 struct smb2_logoff_rsp {
350 __le16 StructureSize; /* Must be 4 */
354 /* Flags/Reserved for SMB3.1.1 */
355 #define SMB2_TREE_CONNECT_FLAG_CLUSTER_RECONNECT cpu_to_le16(0x0001)
356 #define SMB2_TREE_CONNECT_FLAG_REDIRECT_TO_OWNER cpu_to_le16(0x0002)
357 #define SMB2_TREE_CONNECT_FLAG_EXTENSION_PRESENT cpu_to_le16(0x0004)
359 struct smb2_tree_connect_req {
360 struct smb2_sync_hdr sync_hdr;
361 __le16 StructureSize; /* Must be 9 */
362 __le16 Reserved; /* Flags in SMB3.1.1 */
365 __u8 Buffer[1]; /* variable length */
368 /* See MS-SMB2 section 2.2.9.2 */
370 #define SMB2_RESERVED_TREE_CONNECT_CONTEXT_ID 0x0000
371 #define SMB2_REMOTED_IDENTITY_TREE_CONNECT_CONTEXT_ID cpu_to_le16(0x0001)
373 struct tree_connect_contexts {
380 /* Remoted identity tree connect context structures - see MS-SMB2 2.2.9.2.1 */
381 struct smb3_blob_data {
386 /* Valid values for Attr */
387 #define SE_GROUP_MANDATORY 0x00000001
388 #define SE_GROUP_ENABLED_BY_DEFAULT 0x00000002
389 #define SE_GROUP_ENABLED 0x00000004
390 #define SE_GROUP_OWNER 0x00000008
391 #define SE_GROUP_USE_FOR_DENY_ONLY 0x00000010
392 #define SE_GROUP_INTEGRITY 0x00000020
393 #define SE_GROUP_INTEGRITY_ENABLED 0x00000040
394 #define SE_GROUP_RESOURCE 0x20000000
395 #define SE_GROUP_LOGON_ID 0xC0000000
397 /* struct sid_attr_data is SidData array in BlobData format then le32 Attr */
399 struct sid_array_data {
401 /* SidAttrList - array of sid_attr_data structs */
404 struct luid_attr_data {
409 * struct privilege_data is the same as BLOB_DATA - see MS-SMB2 2.2.9.2.1.5
410 * but with size of LUID_ATTR_DATA struct and BlobData set to LUID_ATTR DATA
413 struct privilege_array_data {
414 __le16 PrivilegeCount;
415 /* array of privilege_data structs */
418 struct remoted_identity_tcon_context {
419 __le16 TicketType; /* must be 0x0001 */
420 __le16 TicketSize; /* total size of this struct */
421 __le16 User; /* offset to SID_ATTR_DATA struct with user info */
422 __le16 UserName; /* offset to null terminated Unicode username string */
423 __le16 Domain; /* offset to null terminated Unicode domain name */
424 __le16 Groups; /* offset to SID_ARRAY_DATA struct with group info */
425 __le16 RestrictedGroups; /* similar to above */
426 __le16 Privileges; /* offset to PRIVILEGE_ARRAY_DATA struct */
427 __le16 PrimaryGroup; /* offset to SID_ARRAY_DATA struct */
428 __le16 Owner; /* offset to BLOB_DATA struct */
429 __le16 DefaultDacl; /* offset to BLOB_DATA struct */
430 __le16 DeviceGroups; /* offset to SID_ARRAY_DATA struct */
431 __le16 UserClaims; /* offset to BLOB_DATA struct */
432 __le16 DeviceClaims; /* offset to BLOB_DATA struct */
433 __u8 TicketInfo[0]; /* variable length buf - remoted identity data */
436 struct smb2_tree_connect_req_extension {
437 __le32 TreeConnectContextOffset;
438 __le16 TreeConnectContextCount;
440 __u8 PathName[0]; /* variable sized array */
441 /* followed by array of TreeConnectContexts */
444 struct smb2_tree_connect_rsp {
446 __le16 StructureSize; /* Must be 16 */
447 __u8 ShareType; /* see below */
449 __le32 ShareFlags; /* see below */
450 __le32 Capabilities; /* see below */
451 __le32 MaximalAccess;
454 /* Possible ShareType values */
455 #define SMB2_SHARE_TYPE_DISK 0x01
456 #define SMB2_SHARE_TYPE_PIPE 0x02
457 #define SMB2_SHARE_TYPE_PRINT 0x03
460 * Possible ShareFlags - exactly one and only one of the first 4 caching flags
461 * must be set (any of the remaining, SHI1005, flags may be set individually
464 #define SMB2_SHAREFLAG_MANUAL_CACHING 0x00000000
465 #define SMB2_SHAREFLAG_AUTO_CACHING 0x00000010
466 #define SMB2_SHAREFLAG_VDO_CACHING 0x00000020
467 #define SMB2_SHAREFLAG_NO_CACHING 0x00000030
468 #define SHI1005_FLAGS_DFS 0x00000001
469 #define SHI1005_FLAGS_DFS_ROOT 0x00000002
470 #define SHI1005_FLAGS_RESTRICT_EXCLUSIVE_OPENS 0x00000100
471 #define SHI1005_FLAGS_FORCE_SHARED_DELETE 0x00000200
472 #define SHI1005_FLAGS_ALLOW_NAMESPACE_CACHING 0x00000400
473 #define SHI1005_FLAGS_ACCESS_BASED_DIRECTORY_ENUM 0x00000800
474 #define SHI1005_FLAGS_FORCE_LEVELII_OPLOCK 0x00001000
475 #define SHI1005_FLAGS_ENABLE_HASH_V1 0x00002000
476 #define SHI1005_FLAGS_ENABLE_HASH_V2 0x00004000
477 #define SHI1005_FLAGS_ENCRYPT_DATA 0x00008000
478 #define SMB2_SHAREFLAG_IDENTITY_REMOTING 0x00040000 /* 3.1.1 */
479 #define SHI1005_FLAGS_ALL 0x0004FF33
481 /* Possible share capabilities */
482 #define SMB2_SHARE_CAP_DFS cpu_to_le32(0x00000008) /* all dialects */
483 #define SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY cpu_to_le32(0x00000010) /* 3.0 */
484 #define SMB2_SHARE_CAP_SCALEOUT cpu_to_le32(0x00000020) /* 3.0 */
485 #define SMB2_SHARE_CAP_CLUSTER cpu_to_le32(0x00000040) /* 3.0 */
486 #define SMB2_SHARE_CAP_ASYMMETRIC cpu_to_le32(0x00000080) /* 3.02 */
487 #define SMB2_SHARE_CAP_REDIRECT_TO_OWNER cpu_to_le32(0x00000100) /* 3.1.1 */
489 struct smb2_tree_disconnect_req {
490 struct smb2_sync_hdr sync_hdr;
491 __le16 StructureSize; /* Must be 4 */
495 struct smb2_tree_disconnect_rsp {
497 __le16 StructureSize; /* Must be 4 */
501 /* File Attrubutes */
502 #define FILE_ATTRIBUTE_READONLY 0x00000001
503 #define FILE_ATTRIBUTE_HIDDEN 0x00000002
504 #define FILE_ATTRIBUTE_SYSTEM 0x00000004
505 #define FILE_ATTRIBUTE_DIRECTORY 0x00000010
506 #define FILE_ATTRIBUTE_ARCHIVE 0x00000020
507 #define FILE_ATTRIBUTE_NORMAL 0x00000080
508 #define FILE_ATTRIBUTE_TEMPORARY 0x00000100
509 #define FILE_ATTRIBUTE_SPARSE_FILE 0x00000200
510 #define FILE_ATTRIBUTE_REPARSE_POINT 0x00000400
511 #define FILE_ATTRIBUTE_COMPRESSED 0x00000800
512 #define FILE_ATTRIBUTE_OFFLINE 0x00001000
513 #define FILE_ATTRIBUTE_NOT_CONTENT_INDEXED 0x00002000
514 #define FILE_ATTRIBUTE_ENCRYPTED 0x00004000
515 #define FILE_ATTRIBUTE_INTEGRITY_STREAM 0x00008000
516 #define FILE_ATTRIBUTE_NO_SCRUB_DATA 0x00020000
519 #define SMB2_OPLOCK_LEVEL_NONE 0x00
520 #define SMB2_OPLOCK_LEVEL_II 0x01
521 #define SMB2_OPLOCK_LEVEL_EXCLUSIVE 0x08
522 #define SMB2_OPLOCK_LEVEL_BATCH 0x09
523 #define SMB2_OPLOCK_LEVEL_LEASE 0xFF
524 /* Non-spec internal type */
525 #define SMB2_OPLOCK_LEVEL_NOCHANGE 0x99
527 /* Desired Access Flags */
528 #define FILE_READ_DATA_LE cpu_to_le32(0x00000001)
529 #define FILE_WRITE_DATA_LE cpu_to_le32(0x00000002)
530 #define FILE_APPEND_DATA_LE cpu_to_le32(0x00000004)
531 #define FILE_READ_EA_LE cpu_to_le32(0x00000008)
532 #define FILE_WRITE_EA_LE cpu_to_le32(0x00000010)
533 #define FILE_EXECUTE_LE cpu_to_le32(0x00000020)
534 #define FILE_READ_ATTRIBUTES_LE cpu_to_le32(0x00000080)
535 #define FILE_WRITE_ATTRIBUTES_LE cpu_to_le32(0x00000100)
536 #define FILE_DELETE_LE cpu_to_le32(0x00010000)
537 #define FILE_READ_CONTROL_LE cpu_to_le32(0x00020000)
538 #define FILE_WRITE_DAC_LE cpu_to_le32(0x00040000)
539 #define FILE_WRITE_OWNER_LE cpu_to_le32(0x00080000)
540 #define FILE_SYNCHRONIZE_LE cpu_to_le32(0x00100000)
541 #define FILE_ACCESS_SYSTEM_SECURITY_LE cpu_to_le32(0x01000000)
542 #define FILE_MAXIMAL_ACCESS_LE cpu_to_le32(0x02000000)
543 #define FILE_GENERIC_ALL_LE cpu_to_le32(0x10000000)
544 #define FILE_GENERIC_EXECUTE_LE cpu_to_le32(0x20000000)
545 #define FILE_GENERIC_WRITE_LE cpu_to_le32(0x40000000)
546 #define FILE_GENERIC_READ_LE cpu_to_le32(0x80000000)
548 /* ShareAccess Flags */
549 #define FILE_SHARE_READ_LE cpu_to_le32(0x00000001)
550 #define FILE_SHARE_WRITE_LE cpu_to_le32(0x00000002)
551 #define FILE_SHARE_DELETE_LE cpu_to_le32(0x00000004)
552 #define FILE_SHARE_ALL_LE cpu_to_le32(0x00000007)
554 /* CreateDisposition Flags */
555 #define FILE_SUPERSEDE_LE cpu_to_le32(0x00000000)
556 #define FILE_OPEN_LE cpu_to_le32(0x00000001)
557 #define FILE_CREATE_LE cpu_to_le32(0x00000002)
558 #define FILE_OPEN_IF_LE cpu_to_le32(0x00000003)
559 #define FILE_OVERWRITE_LE cpu_to_le32(0x00000004)
560 #define FILE_OVERWRITE_IF_LE cpu_to_le32(0x00000005)
562 /* CreateOptions Flags */
563 #define FILE_DIRECTORY_FILE_LE cpu_to_le32(0x00000001)
564 /* same as #define CREATE_NOT_FILE_LE cpu_to_le32(0x00000001) */
565 #define FILE_WRITE_THROUGH_LE cpu_to_le32(0x00000002)
566 #define FILE_SEQUENTIAL_ONLY_LE cpu_to_le32(0x00000004)
567 #define FILE_NO_INTERMEDIATE_BUFFERRING_LE cpu_to_le32(0x00000008)
568 #define FILE_SYNCHRONOUS_IO_ALERT_LE cpu_to_le32(0x00000010)
569 #define FILE_SYNCHRONOUS_IO_NON_ALERT_LE cpu_to_le32(0x00000020)
570 #define FILE_NON_DIRECTORY_FILE_LE cpu_to_le32(0x00000040)
571 #define FILE_COMPLETE_IF_OPLOCKED_LE cpu_to_le32(0x00000100)
572 #define FILE_NO_EA_KNOWLEDGE_LE cpu_to_le32(0x00000200)
573 #define FILE_RANDOM_ACCESS_LE cpu_to_le32(0x00000800)
574 #define FILE_DELETE_ON_CLOSE_LE cpu_to_le32(0x00001000)
575 #define FILE_OPEN_BY_FILE_ID_LE cpu_to_le32(0x00002000)
576 #define FILE_OPEN_FOR_BACKUP_INTENT_LE cpu_to_le32(0x00004000)
577 #define FILE_NO_COMPRESSION_LE cpu_to_le32(0x00008000)
578 #define FILE_RESERVE_OPFILTER_LE cpu_to_le32(0x00100000)
579 #define FILE_OPEN_REPARSE_POINT_LE cpu_to_le32(0x00200000)
580 #define FILE_OPEN_NO_RECALL_LE cpu_to_le32(0x00400000)
581 #define FILE_OPEN_FOR_FREE_SPACE_QUERY_LE cpu_to_le32(0x00800000)
583 #define FILE_READ_RIGHTS_LE (FILE_READ_DATA_LE | FILE_READ_EA_LE \
584 | FILE_READ_ATTRIBUTES_LE)
585 #define FILE_WRITE_RIGHTS_LE (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE \
586 | FILE_WRITE_EA_LE | FILE_WRITE_ATTRIBUTES_LE)
587 #define FILE_EXEC_RIGHTS_LE (FILE_EXECUTE_LE)
589 /* Impersonation Levels */
590 #define IL_ANONYMOUS cpu_to_le32(0x00000000)
591 #define IL_IDENTIFICATION cpu_to_le32(0x00000001)
592 #define IL_IMPERSONATION cpu_to_le32(0x00000002)
593 #define IL_DELEGATE cpu_to_le32(0x00000003)
595 /* Create Context Values */
596 #define SMB2_CREATE_EA_BUFFER "ExtA" /* extended attributes */
597 #define SMB2_CREATE_SD_BUFFER "SecD" /* security descriptor */
598 #define SMB2_CREATE_DURABLE_HANDLE_REQUEST "DHnQ"
599 #define SMB2_CREATE_DURABLE_HANDLE_RECONNECT "DHnC"
600 #define SMB2_CREATE_ALLOCATION_SIZE "AISi"
601 #define SMB2_CREATE_QUERY_MAXIMAL_ACCESS_REQUEST "MxAc"
602 #define SMB2_CREATE_TIMEWARP_REQUEST "TWrp"
603 #define SMB2_CREATE_QUERY_ON_DISK_ID "QFid"
604 #define SMB2_CREATE_REQUEST_LEASE "RqLs"
605 #define SMB2_CREATE_DURABLE_HANDLE_REQUEST_V2 "DH2Q"
606 #define SMB2_CREATE_DURABLE_HANDLE_RECONNECT_V2 "DH2C"
607 #define SMB2_CREATE_APP_INSTANCE_ID 0x45BCA66AEFA7F74A9008FA462E144D74
608 #define SVHDX_OPEN_DEVICE_CONTEXT 0x83CE6F1AD851E0986E34401CC9BCFCE9
610 struct smb2_create_req {
611 struct smb2_sync_hdr sync_hdr;
612 __le16 StructureSize; /* Must be 57 */
614 __u8 RequestedOplockLevel;
615 __le32 ImpersonationLevel;
616 __le64 SmbCreateFlags;
618 __le32 DesiredAccess;
619 __le32 FileAttributes;
621 __le32 CreateDisposition;
622 __le32 CreateOptions;
625 __le32 CreateContextsOffset;
626 __le32 CreateContextsLength;
630 struct smb2_create_rsp {
632 __le16 StructureSize; /* Must be 89 */
637 __le64 LastAccessTime;
638 __le64 LastWriteTime;
640 __le64 AllocationSize;
642 __le32 FileAttributes;
644 __u64 PersistentFileId; /* opaque endianness */
645 __u64 VolatileFileId; /* opaque endianness */
646 __le32 CreateContextsOffset;
647 __le32 CreateContextsLength;
651 struct create_context {
661 #define SMB2_LEASE_READ_CACHING_HE 0x01
662 #define SMB2_LEASE_HANDLE_CACHING_HE 0x02
663 #define SMB2_LEASE_WRITE_CACHING_HE 0x04
665 #define SMB2_LEASE_NONE cpu_to_le32(0x00)
666 #define SMB2_LEASE_READ_CACHING cpu_to_le32(0x01)
667 #define SMB2_LEASE_HANDLE_CACHING cpu_to_le32(0x02)
668 #define SMB2_LEASE_WRITE_CACHING cpu_to_le32(0x04)
670 #define SMB2_LEASE_FLAG_BREAK_IN_PROGRESS cpu_to_le32(0x02)
671 #define SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET cpu_to_le32(0x00000004)
673 #define SMB2_LEASE_KEY_SIZE 16
675 struct lease_context {
680 __le64 LeaseDuration;
683 struct lease_context_v2 {
688 __le64 LeaseDuration;
689 __le64 ParentLeaseKeyLow;
690 __le64 ParentLeaseKeyHigh;
695 struct create_lease {
696 struct create_context ccontext;
698 struct lease_context lcontext;
701 struct create_lease_v2 {
702 struct create_context ccontext;
704 struct lease_context_v2 lcontext;
708 struct create_durable {
709 struct create_context ccontext;
714 __u64 PersistentFileId;
715 __u64 VolatileFileId;
720 /* See MS-SMB2 2.2.13.2.11 */
722 #define SMB2_DHANDLE_FLAG_PERSISTENT 0x00000002
723 struct durable_context_v2 {
730 struct create_durable_v2 {
731 struct create_context ccontext;
733 struct durable_context_v2 dcontext;
736 /* See MS-SMB2 2.2.13.2.12 */
737 struct durable_reconnect_context_v2 {
739 __u64 PersistentFileId;
740 __u64 VolatileFileId;
743 __le32 Flags; /* see above DHANDLE_FLAG_PERSISTENT */
746 /* See MS-SMB2 2.2.14.2.12 */
747 struct durable_reconnect_context_v2_rsp {
749 __le32 Flags; /* see above DHANDLE_FLAG_PERSISTENT */
752 struct create_durable_handle_reconnect_v2 {
753 struct create_context ccontext;
755 struct durable_reconnect_context_v2 dcontext;
758 #define COPY_CHUNK_RES_KEY_SIZE 24
759 struct resume_key_req {
760 char ResumeKey[COPY_CHUNK_RES_KEY_SIZE];
761 __le32 ContextLength; /* MBZ */
762 char Context[0]; /* ignored, Windows sets to 4 bytes of zero */
765 /* this goes in the ioctl buffer when doing a copychunk request */
766 struct copychunk_ioctl {
767 char SourceKey[COPY_CHUNK_RES_KEY_SIZE];
768 __le32 ChunkCount; /* we are only sending 1 */
770 /* array will only be one chunk long for us */
773 __le32 Length; /* how many bytes to copy */
777 /* this goes in the ioctl buffer when doing FSCTL_SET_ZERO_DATA */
778 struct file_zero_data_information {
780 __le64 BeyondFinalZero;
783 struct copychunk_ioctl_rsp {
784 __le32 ChunksWritten;
785 __le32 ChunkBytesWritten;
786 __le32 TotalBytesWritten;
789 struct fsctl_set_integrity_information_req {
790 __le16 ChecksumAlgorithm;
795 struct fsctl_get_integrity_information_rsp {
796 __le16 ChecksumAlgorithm;
799 __le32 ChecksumChunkSizeInBytes;
800 __le32 ClusterSizeInBytes;
803 /* Integrity ChecksumAlgorithm choices for above */
804 #define CHECKSUM_TYPE_NONE 0x0000
805 #define CHECKSUM_TYPE_CRC64 0x0002
806 #define CHECKSUM_TYPE_UNCHANGED 0xFFFF /* set only */
808 /* Integrity flags for above */
809 #define FSCTL_INTEGRITY_FLAG_CHECKSUM_ENFORCEMENT_OFF 0x00000001
811 /* See MS-DFSC 2.2.2 */
812 struct fsctl_get_dfs_referral_req {
813 __le16 MaxReferralLevel;
814 __u8 RequestFileName[];
817 /* DFS response is struct get_dfs_refer_rsp */
819 /* See MS-SMB2 2.2.31.3 */
820 struct network_resiliency_req {
824 /* There is no buffer for the response ie no struct network_resiliency_rsp */
827 struct validate_negotiate_info_req {
829 __u8 Guid[SMB2_CLIENT_GUID_SIZE];
832 __le16 Dialects[3]; /* BB expand this if autonegotiate > 3 dialects */
835 struct validate_negotiate_info_rsp {
837 __u8 Guid[SMB2_CLIENT_GUID_SIZE];
839 __le16 Dialect; /* Dialect in use for the connection */
842 #define RSS_CAPABLE 0x00000001
843 #define RDMA_CAPABLE 0x00000002
845 struct network_interface_info_ioctl_rsp {
846 __le32 Next; /* next interface. zero if this is last one */
848 __le32 Capability; /* RSS or RDMA Capable */
851 char SockAddr_Storage[128];
854 #define NO_FILE_ID 0xFFFFFFFFFFFFFFFFULL /* general ioctls to srv not to file */
856 struct compress_ioctl {
857 __le16 CompressionState; /* See cifspdu.h for possible flag values */
860 struct duplicate_extents_to_file {
861 __u64 PersistentFileHandle; /* source file handle, opaque endianness */
862 __u64 VolatileFileHandle;
863 __le64 SourceFileOffset;
864 __le64 TargetFileOffset;
865 __le64 ByteCount; /* Bytes to be copied */
868 struct smb2_ioctl_req {
869 struct smb2_sync_hdr sync_hdr;
870 __le16 StructureSize; /* Must be 57 */
873 __u64 PersistentFileId; /* opaque endianness */
874 __u64 VolatileFileId; /* opaque endianness */
877 __le32 MaxInputResponse;
880 __le32 MaxOutputResponse;
886 struct smb2_ioctl_rsp {
888 __le16 StructureSize; /* Must be 57 */
891 __u64 PersistentFileId; /* opaque endianness */
892 __u64 VolatileFileId; /* opaque endianness */
899 /* char * buffer[] */
902 /* Currently defined values for close flags */
903 #define SMB2_CLOSE_FLAG_POSTQUERY_ATTRIB cpu_to_le16(0x0001)
904 struct smb2_close_req {
905 struct smb2_sync_hdr sync_hdr;
906 __le16 StructureSize; /* Must be 24 */
909 __u64 PersistentFileId; /* opaque endianness */
910 __u64 VolatileFileId; /* opaque endianness */
913 struct smb2_close_rsp {
915 __le16 StructureSize; /* 60 */
919 __le64 LastAccessTime;
920 __le64 LastWriteTime;
922 __le64 AllocationSize; /* Beginning of FILE_STANDARD_INFO equivalent */
927 struct smb2_flush_req {
928 struct smb2_sync_hdr sync_hdr;
929 __le16 StructureSize; /* Must be 24 */
932 __u64 PersistentFileId; /* opaque endianness */
933 __u64 VolatileFileId; /* opaque endianness */
936 struct smb2_flush_rsp {
938 __le16 StructureSize;
942 /* For read request Flags field below, following flag is defined for SMB3.02 */
943 #define SMB2_READFLAG_READ_UNBUFFERED 0x01
945 /* Channel field for read and write: exactly one of following flags can be set*/
946 #define SMB2_CHANNEL_NONE cpu_to_le32(0x00000000)
947 #define SMB2_CHANNEL_RDMA_V1 cpu_to_le32(0x00000001) /* SMB3 or later */
948 #define SMB2_CHANNEL_RDMA_V1_INVALIDATE cpu_to_le32(0x00000002) /* >= SMB3.02 */
950 /* SMB2 read request without RFC1001 length at the beginning */
951 struct smb2_read_plain_req {
952 struct smb2_sync_hdr sync_hdr;
953 __le16 StructureSize; /* Must be 49 */
954 __u8 Padding; /* offset from start of SMB2 header to place read */
955 __u8 Flags; /* MBZ unless SMB3.02 or later */
958 __u64 PersistentFileId; /* opaque endianness */
959 __u64 VolatileFileId; /* opaque endianness */
961 __le32 Channel; /* MBZ except for SMB3 or later */
962 __le32 RemainingBytes;
963 __le16 ReadChannelInfoOffset;
964 __le16 ReadChannelInfoLength;
968 struct smb2_read_rsp {
970 __le16 StructureSize; /* Must be 17 */
974 __le32 DataRemaining;
979 /* For write request Flags field below the following flags are defined: */
980 #define SMB2_WRITEFLAG_WRITE_THROUGH 0x00000001 /* SMB2.1 or later */
981 #define SMB2_WRITEFLAG_WRITE_UNBUFFERED 0x00000002 /* SMB3.02 or later */
983 struct smb2_write_req {
984 struct smb2_sync_hdr sync_hdr;
985 __le16 StructureSize; /* Must be 49 */
986 __le16 DataOffset; /* offset from start of SMB2 header to write data */
989 __u64 PersistentFileId; /* opaque endianness */
990 __u64 VolatileFileId; /* opaque endianness */
991 __le32 Channel; /* Reserved MBZ */
992 __le32 RemainingBytes;
993 __le16 WriteChannelInfoOffset;
994 __le16 WriteChannelInfoLength;
999 struct smb2_write_rsp {
1000 struct smb2_hdr hdr;
1001 __le16 StructureSize; /* Must be 17 */
1005 __le32 DataRemaining;
1010 #define SMB2_LOCKFLAG_SHARED_LOCK 0x0001
1011 #define SMB2_LOCKFLAG_EXCLUSIVE_LOCK 0x0002
1012 #define SMB2_LOCKFLAG_UNLOCK 0x0004
1013 #define SMB2_LOCKFLAG_FAIL_IMMEDIATELY 0x0010
1015 struct smb2_lock_element {
1022 struct smb2_lock_req {
1023 struct smb2_sync_hdr sync_hdr;
1024 __le16 StructureSize; /* Must be 48 */
1027 __u64 PersistentFileId; /* opaque endianness */
1028 __u64 VolatileFileId; /* opaque endianness */
1029 /* Followed by at least one */
1030 struct smb2_lock_element locks[1];
1033 struct smb2_lock_rsp {
1034 struct smb2_hdr hdr;
1035 __le16 StructureSize; /* Must be 4 */
1039 struct smb2_echo_req {
1040 struct smb2_sync_hdr sync_hdr;
1041 __le16 StructureSize; /* Must be 4 */
1045 struct smb2_echo_rsp {
1046 struct smb2_hdr hdr;
1047 __le16 StructureSize; /* Must be 4 */
1051 /* search (query_directory) Flags field */
1052 #define SMB2_RESTART_SCANS 0x01
1053 #define SMB2_RETURN_SINGLE_ENTRY 0x02
1054 #define SMB2_INDEX_SPECIFIED 0x04
1055 #define SMB2_REOPEN 0x10
1057 struct smb2_query_directory_req {
1058 struct smb2_sync_hdr sync_hdr;
1059 __le16 StructureSize; /* Must be 33 */
1060 __u8 FileInformationClass;
1063 __u64 PersistentFileId; /* opaque endianness */
1064 __u64 VolatileFileId; /* opaque endianness */
1065 __le16 FileNameOffset;
1066 __le16 FileNameLength;
1067 __le32 OutputBufferLength;
1071 struct smb2_query_directory_rsp {
1072 struct smb2_hdr hdr;
1073 __le16 StructureSize; /* Must be 9 */
1074 __le16 OutputBufferOffset;
1075 __le32 OutputBufferLength;
1079 /* Possible InfoType values */
1080 #define SMB2_O_INFO_FILE 0x01
1081 #define SMB2_O_INFO_FILESYSTEM 0x02
1082 #define SMB2_O_INFO_SECURITY 0x03
1083 #define SMB2_O_INFO_QUOTA 0x04
1085 /* Security info type additionalinfo flags. See MS-SMB2 (2.2.37) or MS-DTYP */
1086 #define OWNER_SECINFO 0x00000001
1087 #define GROUP_SECINFO 0x00000002
1088 #define DACL_SECINFO 0x00000004
1089 #define SACL_SECINFO 0x00000008
1090 #define LABEL_SECINFO 0x00000010
1091 #define ATTRIBUTE_SECINFO 0x00000020
1092 #define SCOPE_SECINFO 0x00000040
1093 #define BACKUP_SECINFO 0x00010000
1094 #define UNPROTECTED_SACL_SECINFO 0x10000000
1095 #define UNPROTECTED_DACL_SECINFO 0x20000000
1096 #define PROTECTED_SACL_SECINFO 0x40000000
1097 #define PROTECTED_DACL_SECINFO 0x80000000
1099 /* Flags used for FileFullEAinfo */
1100 #define SL_RESTART_SCAN 0x00000001
1101 #define SL_RETURN_SINGLE_ENTRY 0x00000002
1102 #define SL_INDEX_SPECIFIED 0x00000004
1104 struct smb2_query_info_req {
1105 struct smb2_sync_hdr sync_hdr;
1106 __le16 StructureSize; /* Must be 41 */
1109 __le32 OutputBufferLength;
1110 __le16 InputBufferOffset;
1112 __le32 InputBufferLength;
1113 __le32 AdditionalInformation;
1115 __u64 PersistentFileId; /* opaque endianness */
1116 __u64 VolatileFileId; /* opaque endianness */
1120 struct smb2_query_info_rsp {
1121 struct smb2_hdr hdr;
1122 __le16 StructureSize; /* Must be 9 */
1123 __le16 OutputBufferOffset;
1124 __le32 OutputBufferLength;
1128 struct smb2_set_info_req {
1129 struct smb2_sync_hdr sync_hdr;
1130 __le16 StructureSize; /* Must be 33 */
1133 __le32 BufferLength;
1134 __le16 BufferOffset;
1136 __le32 AdditionalInformation;
1137 __u64 PersistentFileId; /* opaque endianness */
1138 __u64 VolatileFileId; /* opaque endianness */
1142 struct smb2_set_info_rsp {
1143 struct smb2_hdr hdr;
1144 __le16 StructureSize; /* Must be 2 */
1147 /* oplock break without an rfc1002 header */
1148 struct smb2_oplock_break_req {
1149 struct smb2_sync_hdr sync_hdr;
1150 __le16 StructureSize; /* Must be 24 */
1154 __u64 PersistentFid;
1158 /* oplock break with an rfc1002 header */
1159 struct smb2_oplock_break_rsp {
1160 struct smb2_hdr hdr;
1161 __le16 StructureSize; /* Must be 24 */
1165 __u64 PersistentFid;
1169 #define SMB2_NOTIFY_BREAK_LEASE_FLAG_ACK_REQUIRED cpu_to_le32(0x01)
1171 struct smb2_lease_break {
1172 struct smb2_hdr hdr;
1173 __le16 StructureSize; /* Must be 44 */
1177 __le32 CurrentLeaseState;
1178 __le32 NewLeaseState;
1180 __le32 AccessMaskHint;
1181 __le32 ShareMaskHint;
1184 struct smb2_lease_ack {
1185 struct smb2_sync_hdr sync_hdr;
1186 __le16 StructureSize; /* Must be 36 */
1191 __le64 LeaseDuration;
1195 * PDU infolevel structure definitions
1196 * BB consider moving to a different header
1199 /* File System Information Classes */
1200 #define FS_VOLUME_INFORMATION 1 /* Query */
1201 #define FS_LABEL_INFORMATION 2 /* Local only */
1202 #define FS_SIZE_INFORMATION 3 /* Query */
1203 #define FS_DEVICE_INFORMATION 4 /* Query */
1204 #define FS_ATTRIBUTE_INFORMATION 5 /* Query */
1205 #define FS_CONTROL_INFORMATION 6 /* Query, Set */
1206 #define FS_FULL_SIZE_INFORMATION 7 /* Query */
1207 #define FS_OBJECT_ID_INFORMATION 8 /* Query, Set */
1208 #define FS_DRIVER_PATH_INFORMATION 9 /* Local only */
1209 #define FS_VOLUME_FLAGS_INFORMATION 10 /* Local only */
1210 #define FS_SECTOR_SIZE_INFORMATION 11 /* SMB3 or later. Query */
1212 struct smb2_fs_full_size_info {
1213 __le64 TotalAllocationUnits;
1214 __le64 CallerAvailableAllocationUnits;
1215 __le64 ActualAvailableAllocationUnits;
1216 __le32 SectorsPerAllocationUnit;
1217 __le32 BytesPerSector;
1220 #define SSINFO_FLAGS_ALIGNED_DEVICE 0x00000001
1221 #define SSINFO_FLAGS_PARTITION_ALIGNED_ON_DEVICE 0x00000002
1222 #define SSINFO_FLAGS_NO_SEEK_PENALTY 0x00000004
1223 #define SSINFO_FLAGS_TRIM_ENABLED 0x00000008
1225 /* sector size info struct */
1226 struct smb3_fs_ss_info {
1227 __le32 LogicalBytesPerSector;
1228 __le32 PhysicalBytesPerSectorForAtomicity;
1229 __le32 PhysicalBytesPerSectorForPerf;
1230 __le32 FileSystemEffectivePhysicalBytesPerSectorForAtomicity;
1232 __le32 ByteOffsetForSectorAlignment;
1233 __le32 ByteOffsetForPartitionAlignment;
1236 /* partial list of QUERY INFO levels */
1237 #define FILE_DIRECTORY_INFORMATION 1
1238 #define FILE_FULL_DIRECTORY_INFORMATION 2
1239 #define FILE_BOTH_DIRECTORY_INFORMATION 3
1240 #define FILE_BASIC_INFORMATION 4
1241 #define FILE_STANDARD_INFORMATION 5
1242 #define FILE_INTERNAL_INFORMATION 6
1243 #define FILE_EA_INFORMATION 7
1244 #define FILE_ACCESS_INFORMATION 8
1245 #define FILE_NAME_INFORMATION 9
1246 #define FILE_RENAME_INFORMATION 10
1247 #define FILE_LINK_INFORMATION 11
1248 #define FILE_NAMES_INFORMATION 12
1249 #define FILE_DISPOSITION_INFORMATION 13
1250 #define FILE_POSITION_INFORMATION 14
1251 #define FILE_FULL_EA_INFORMATION 15
1252 #define FILE_MODE_INFORMATION 16
1253 #define FILE_ALIGNMENT_INFORMATION 17
1254 #define FILE_ALL_INFORMATION 18
1255 #define FILE_ALLOCATION_INFORMATION 19
1256 #define FILE_END_OF_FILE_INFORMATION 20
1257 #define FILE_ALTERNATE_NAME_INFORMATION 21
1258 #define FILE_STREAM_INFORMATION 22
1259 #define FILE_PIPE_INFORMATION 23
1260 #define FILE_PIPE_LOCAL_INFORMATION 24
1261 #define FILE_PIPE_REMOTE_INFORMATION 25
1262 #define FILE_MAILSLOT_QUERY_INFORMATION 26
1263 #define FILE_MAILSLOT_SET_INFORMATION 27
1264 #define FILE_COMPRESSION_INFORMATION 28
1265 #define FILE_OBJECT_ID_INFORMATION 29
1266 /* Number 30 not defined in documents */
1267 #define FILE_MOVE_CLUSTER_INFORMATION 31
1268 #define FILE_QUOTA_INFORMATION 32
1269 #define FILE_REPARSE_POINT_INFORMATION 33
1270 #define FILE_NETWORK_OPEN_INFORMATION 34
1271 #define FILE_ATTRIBUTE_TAG_INFORMATION 35
1272 #define FILE_TRACKING_INFORMATION 36
1273 #define FILEID_BOTH_DIRECTORY_INFORMATION 37
1274 #define FILEID_FULL_DIRECTORY_INFORMATION 38
1275 #define FILE_VALID_DATA_LENGTH_INFORMATION 39
1276 #define FILE_SHORT_NAME_INFORMATION 40
1277 #define FILE_SFIO_RESERVE_INFORMATION 44
1278 #define FILE_SFIO_VOLUME_INFORMATION 45
1279 #define FILE_HARD_LINK_INFORMATION 46
1280 #define FILE_NORMALIZED_NAME_INFORMATION 48
1281 #define FILEID_GLOBAL_TX_DIRECTORY_INFORMATION 50
1282 #define FILE_STANDARD_LINK_INFORMATION 54
1284 struct smb2_file_internal_info {
1286 } __packed; /* level 6 Query */
1288 struct smb2_file_rename_info { /* encoding of request for level 10 */
1289 __u8 ReplaceIfExists; /* 1 = replace existing target with new */
1290 /* 0 = fail if target already exists */
1292 __u64 RootDirectory; /* MBZ for network operations (why says spec?) */
1293 __le32 FileNameLength;
1294 char FileName[0]; /* New name to be assigned */
1295 } __packed; /* level 10 Set */
1297 struct smb2_file_link_info { /* encoding of request for level 11 */
1298 __u8 ReplaceIfExists; /* 1 = replace existing link with new */
1299 /* 0 = fail if link already exists */
1301 __u64 RootDirectory; /* MBZ for network operations (why says spec?) */
1302 __le32 FileNameLength;
1303 char FileName[0]; /* Name to be assigned to new link */
1304 } __packed; /* level 11 Set */
1306 #define SMB2_MIN_EA_BUF 2048
1307 #define SMB2_MAX_EA_BUF 65536
1309 struct smb2_file_full_ea_info { /* encoding of response for level 15 */
1310 __le32 next_entry_offset;
1312 __u8 ea_name_length;
1313 __le16 ea_value_length;
1314 char ea_data[0]; /* \0 terminated name plus value */
1315 } __packed; /* level 15 Set */
1318 * This level 18, although with struct with same name is different from cifs
1319 * level 0x107. Level 0x107 has an extra u64 between AccessFlags and
1320 * CurrentByteOffset.
1322 struct smb2_file_all_info { /* data block encoding of response to level 18 */
1323 __le64 CreationTime; /* Beginning of FILE_BASIC_INFO equivalent */
1324 __le64 LastAccessTime;
1325 __le64 LastWriteTime;
1328 __u32 Pad1; /* End of FILE_BASIC_INFO_INFO equivalent */
1329 __le64 AllocationSize; /* Beginning of FILE_STANDARD_INFO equivalent */
1330 __le64 EndOfFile; /* size ie offset to first free byte in file */
1331 __le32 NumberOfLinks; /* hard links */
1334 __u16 Pad2; /* End of FILE_STANDARD_INFO equivalent */
1338 __le64 CurrentByteOffset;
1340 __le32 AlignmentRequirement;
1341 __le32 FileNameLength;
1343 } __packed; /* level 18 Query */
1345 struct smb2_file_eof_info { /* encoding of request for level 10 */
1346 __le64 EndOfFile; /* new end of file value */
1347 } __packed; /* level 20 Set */
1349 #endif /* _SMB2PDU_H */