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1da177e4 LT |
1 | /* |
2 | * fs/cifs/cifspdu.h | |
3 | * | |
bf820679 | 4 | * Copyright (c) International Business Machines Corp., 2002,2005 |
1da177e4 LT |
5 | * Author(s): Steve French (sfrench@us.ibm.com) |
6 | * | |
7 | * This library is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU Lesser General Public License as published | |
9 | * by the Free Software Foundation; either version 2.1 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This library is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See | |
15 | * the GNU Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public License | |
18 | * along with this library; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #ifndef _CIFSPDU_H | |
23 | #define _CIFSPDU_H | |
24 | ||
25 | #include <net/sock.h> | |
26 | ||
27 | #define CIFS_PROT 0 | |
28 | #define BAD_PROT CIFS_PROT+1 | |
29 | ||
30 | /* SMB command codes */ | |
31 | /* Some commands have minimal (wct=0,bcc=0), or uninteresting, responses | |
32 | (ie which include no useful data other than the SMB error code itself). | |
33 | Knowing this helps avoid response buffer allocations and copy in some cases */ | |
34 | #define SMB_COM_CREATE_DIRECTORY 0x00 /* trivial response */ | |
35 | #define SMB_COM_DELETE_DIRECTORY 0x01 /* trivial response */ | |
36 | #define SMB_COM_CLOSE 0x04 /* triv req/rsp, timestamp ignored */ | |
37 | #define SMB_COM_DELETE 0x06 /* trivial response */ | |
38 | #define SMB_COM_RENAME 0x07 /* trivial response */ | |
6b8edfe0 | 39 | #define SMB_COM_QUERY_INFORMATION 0x08 /* aka getattr */ |
1da177e4 LT |
40 | #define SMB_COM_SETATTR 0x09 /* trivial response */ |
41 | #define SMB_COM_LOCKING_ANDX 0x24 /* trivial response */ | |
42 | #define SMB_COM_COPY 0x29 /* trivial rsp, fail filename ignrd*/ | |
a9d02ad4 | 43 | #define SMB_COM_OPEN_ANDX 0x2D /* Legacy open for old servers */ |
1da177e4 LT |
44 | #define SMB_COM_READ_ANDX 0x2E |
45 | #define SMB_COM_WRITE_ANDX 0x2F | |
46 | #define SMB_COM_TRANSACTION2 0x32 | |
47 | #define SMB_COM_TRANSACTION2_SECONDARY 0x33 | |
48 | #define SMB_COM_FIND_CLOSE2 0x34 /* trivial response */ | |
49 | #define SMB_COM_TREE_DISCONNECT 0x71 /* trivial response */ | |
50 | #define SMB_COM_NEGOTIATE 0x72 | |
51 | #define SMB_COM_SESSION_SETUP_ANDX 0x73 | |
52 | #define SMB_COM_LOGOFF_ANDX 0x74 /* trivial response */ | |
53 | #define SMB_COM_TREE_CONNECT_ANDX 0x75 | |
54 | #define SMB_COM_NT_TRANSACT 0xA0 | |
55 | #define SMB_COM_NT_TRANSACT_SECONDARY 0xA1 | |
56 | #define SMB_COM_NT_CREATE_ANDX 0xA2 | |
ff5dbd9e | 57 | #define SMB_COM_NT_CANCEL 0xA4 /* no response */ |
1da177e4 LT |
58 | #define SMB_COM_NT_RENAME 0xA5 /* trivial response */ |
59 | ||
60 | /* Transact2 subcommand codes */ | |
61 | #define TRANS2_OPEN 0x00 | |
62 | #define TRANS2_FIND_FIRST 0x01 | |
63 | #define TRANS2_FIND_NEXT 0x02 | |
64 | #define TRANS2_QUERY_FS_INFORMATION 0x03 | |
ac67055e | 65 | #define TRANS2_SET_FS_INFORMATION 0x04 |
1da177e4 LT |
66 | #define TRANS2_QUERY_PATH_INFORMATION 0x05 |
67 | #define TRANS2_SET_PATH_INFORMATION 0x06 | |
68 | #define TRANS2_QUERY_FILE_INFORMATION 0x07 | |
69 | #define TRANS2_SET_FILE_INFORMATION 0x08 | |
70 | #define TRANS2_GET_DFS_REFERRAL 0x10 | |
71 | #define TRANS2_REPORT_DFS_INCOSISTENCY 0x11 | |
72 | ||
73 | /* NT Transact subcommand codes */ | |
74 | #define NT_TRANSACT_CREATE 0x01 | |
75 | #define NT_TRANSACT_IOCTL 0x02 | |
76 | #define NT_TRANSACT_SET_SECURITY_DESC 0x03 | |
77 | #define NT_TRANSACT_NOTIFY_CHANGE 0x04 | |
78 | #define NT_TRANSACT_RENAME 0x05 | |
79 | #define NT_TRANSACT_QUERY_SECURITY_DESC 0x06 | |
80 | #define NT_TRANSACT_GET_USER_QUOTA 0x07 | |
81 | #define NT_TRANSACT_SET_USER_QUOTA 0x08 | |
82 | ||
ec637e3f SF |
83 | #define MAX_CIFS_SMALL_BUFFER_SIZE 448 /* big enough for most */ |
84 | /* future chained NTCreateXReadX bigger, but for time being NTCreateX biggest */ | |
85 | /* among the requests (NTCreateX response is bigger with wct of 34) */ | |
86 | #define MAX_CIFS_HDR_SIZE 0x58 /* 4 len + 32 hdr + (2*24 wct) + 2 bct + 2 pad */ | |
87 | #define CIFS_SMALL_PATH 120 /* allows for (448-88)/3 */ | |
1da177e4 LT |
88 | |
89 | /* internal cifs vfs structures */ | |
90 | /***************************************************************** | |
91 | * All constants go here | |
92 | ***************************************************************** | |
93 | */ | |
94 | ||
95 | /* | |
96 | * Starting value for maximum SMB size negotiation | |
97 | */ | |
98 | #define CIFS_MAX_MSGSIZE (4*4096) | |
99 | ||
100 | /* | |
101 | * Size of encrypted user password in bytes | |
102 | */ | |
103 | #define CIFS_ENCPWD_SIZE (16) | |
104 | ||
105 | /* | |
106 | * Size of the crypto key returned on the negotiate SMB in bytes | |
107 | */ | |
108 | #define CIFS_CRYPTO_KEY_SIZE (8) | |
109 | ||
110 | /* | |
111 | * Size of the session key (crypto key encrypted with the password | |
112 | */ | |
113 | #define CIFS_SESSION_KEY_SIZE (24) | |
114 | ||
115 | /* | |
116 | * Maximum user name length | |
117 | */ | |
118 | #define CIFS_UNLEN (20) | |
119 | ||
120 | /* | |
121 | * Flags on SMB open | |
122 | */ | |
123 | #define SMBOPEN_WRITE_THROUGH 0x4000 | |
124 | #define SMBOPEN_DENY_ALL 0x0010 | |
125 | #define SMBOPEN_DENY_WRITE 0x0020 | |
126 | #define SMBOPEN_DENY_READ 0x0030 | |
127 | #define SMBOPEN_DENY_NONE 0x0040 | |
128 | #define SMBOPEN_READ 0x0000 | |
129 | #define SMBOPEN_WRITE 0x0001 | |
130 | #define SMBOPEN_READWRITE 0x0002 | |
131 | #define SMBOPEN_EXECUTE 0x0003 | |
132 | ||
133 | #define SMBOPEN_OCREATE 0x0010 | |
134 | #define SMBOPEN_OTRUNC 0x0002 | |
135 | #define SMBOPEN_OAPPEND 0x0001 | |
136 | ||
137 | /* | |
138 | * SMB flag definitions | |
139 | */ | |
0753ca7b | 140 | #define SMBFLG_EXTD_LOCK 0x01 /* server supports lock-read write-unlock smb */ |
1da177e4 LT |
141 | #define SMBFLG_RCV_POSTED 0x02 /* obsolete */ |
142 | #define SMBFLG_RSVD 0x04 | |
0753ca7b SF |
143 | #define SMBFLG_CASELESS 0x08 /* all pathnames treated as caseless (off |
144 | implies case sensitive file handling request) */ | |
1da177e4 LT |
145 | #define SMBFLG_CANONICAL_PATH_FORMAT 0x10 /* obsolete */ |
146 | #define SMBFLG_OLD_OPLOCK 0x20 /* obsolete */ | |
147 | #define SMBFLG_OLD_OPLOCK_NOTIFY 0x40 /* obsolete */ | |
148 | #define SMBFLG_RESPONSE 0x80 /* this PDU is a response from server */ | |
149 | ||
150 | /* | |
151 | * SMB flag2 definitions | |
152 | */ | |
0753ca7b SF |
153 | #define SMBFLG2_KNOWS_LONG_NAMES cpu_to_le16(1) /* can send long (non-8.3) |
154 | path names in response */ | |
1da177e4 LT |
155 | #define SMBFLG2_KNOWS_EAS cpu_to_le16(2) |
156 | #define SMBFLG2_SECURITY_SIGNATURE cpu_to_le16(4) | |
157 | #define SMBFLG2_IS_LONG_NAME cpu_to_le16(0x40) | |
158 | #define SMBFLG2_EXT_SEC cpu_to_le16(0x800) | |
159 | #define SMBFLG2_DFS cpu_to_le16(0x1000) | |
160 | #define SMBFLG2_PAGING_IO cpu_to_le16(0x2000) | |
161 | #define SMBFLG2_ERR_STATUS cpu_to_le16(0x4000) | |
162 | #define SMBFLG2_UNICODE cpu_to_le16(0x8000) | |
163 | ||
164 | /* | |
165 | * These are the file access permission bits defined in CIFS for the | |
166 | * NTCreateAndX as well as the level 0x107 | |
167 | * TRANS2_QUERY_PATH_INFORMATION API. The level 0x107, SMB_QUERY_FILE_ALL_INFO | |
168 | * responds with the AccessFlags. | |
169 | * The AccessFlags specifies the access permissions a caller has to the | |
170 | * file and can have any suitable combination of the following values: | |
171 | */ | |
172 | ||
0753ca7b SF |
173 | #define FILE_READ_DATA 0x00000001 /* Data can be read from the file */ |
174 | #define FILE_WRITE_DATA 0x00000002 /* Data can be written to the file */ | |
175 | #define FILE_APPEND_DATA 0x00000004 /* Data can be appended to the file */ | |
176 | #define FILE_READ_EA 0x00000008 /* Extended attributes associated */ | |
177 | /* with the file can be read */ | |
178 | #define FILE_WRITE_EA 0x00000010 /* Extended attributes associated */ | |
179 | /* with the file can be written */ | |
180 | #define FILE_EXECUTE 0x00000020 /*Data can be read into memory from */ | |
181 | /* the file using system paging I/O */ | |
1da177e4 | 182 | #define FILE_DELETE_CHILD 0x00000040 |
0753ca7b SF |
183 | #define FILE_READ_ATTRIBUTES 0x00000080 /* Attributes associated with the */ |
184 | /* file can be read */ | |
185 | #define FILE_WRITE_ATTRIBUTES 0x00000100 /* Attributes associated with the */ | |
186 | /* file can be written */ | |
187 | #define DELETE 0x00010000 /* The file can be deleted */ | |
188 | #define READ_CONTROL 0x00020000 /* The access control list and */ | |
189 | /* ownership associated with the */ | |
190 | /* file can be read */ | |
191 | #define WRITE_DAC 0x00040000 /* The access control list and */ | |
192 | /* ownership associated with the */ | |
193 | /* file can be written. */ | |
194 | #define WRITE_OWNER 0x00080000 /* Ownership information associated */ | |
195 | /* with the file can be written */ | |
196 | #define SYNCHRONIZE 0x00100000 /* The file handle can waited on to */ | |
197 | /* synchronize with the completion */ | |
198 | /* of an input/output request */ | |
1da177e4 LT |
199 | #define GENERIC_ALL 0x10000000 |
200 | #define GENERIC_EXECUTE 0x20000000 | |
201 | #define GENERIC_WRITE 0x40000000 | |
202 | #define GENERIC_READ 0x80000000 | |
203 | /* In summary - Relevant file */ | |
204 | /* access flags from CIFS are */ | |
205 | /* file_read_data, file_write_data */ | |
0753ca7b | 206 | /* file_execute, file_read_attributes*/ |
1da177e4 LT |
207 | /* write_dac, and delete. */ |
208 | ||
209 | /* | |
210 | * Invalid readdir handle | |
211 | */ | |
212 | #define CIFS_NO_HANDLE 0xFFFF | |
213 | ||
214 | /* IPC$ in ASCII */ | |
215 | #define CIFS_IPC_RESOURCE "\x49\x50\x43\x24" | |
216 | ||
217 | /* IPC$ in Unicode */ | |
218 | #define CIFS_IPC_UNICODE_RESOURCE "\x00\x49\x00\x50\x00\x43\x00\x24\x00\x00" | |
219 | ||
220 | /* Unicode Null terminate 2 bytes of 0 */ | |
221 | #define UNICODE_NULL "\x00\x00" | |
222 | #define ASCII_NULL 0x00 | |
223 | ||
224 | /* | |
225 | * Server type values (returned on EnumServer API | |
226 | */ | |
227 | #define CIFS_SV_TYPE_DC 0x00000008 | |
228 | #define CIFS_SV_TYPE_BACKDC 0x00000010 | |
229 | ||
230 | /* | |
231 | * Alias type flags (From EnumAlias API call | |
232 | */ | |
233 | #define CIFS_ALIAS_TYPE_FILE 0x0001 | |
234 | #define CIFS_SHARE_TYPE_FILE 0x0000 | |
235 | ||
236 | /* | |
237 | * File Attribute flags | |
238 | */ | |
239 | #define ATTR_READONLY 0x0001 | |
240 | #define ATTR_HIDDEN 0x0002 | |
241 | #define ATTR_SYSTEM 0x0004 | |
242 | #define ATTR_VOLUME 0x0008 | |
243 | #define ATTR_DIRECTORY 0x0010 | |
244 | #define ATTR_ARCHIVE 0x0020 | |
245 | #define ATTR_DEVICE 0x0040 | |
246 | #define ATTR_NORMAL 0x0080 | |
247 | #define ATTR_TEMPORARY 0x0100 | |
248 | #define ATTR_SPARSE 0x0200 | |
249 | #define ATTR_REPARSE 0x0400 | |
250 | #define ATTR_COMPRESSED 0x0800 | |
0753ca7b SF |
251 | #define ATTR_OFFLINE 0x1000 /* ie file not immediately available - |
252 | on offline storage */ | |
1da177e4 LT |
253 | #define ATTR_NOT_CONTENT_INDEXED 0x2000 |
254 | #define ATTR_ENCRYPTED 0x4000 | |
255 | #define ATTR_POSIX_SEMANTICS 0x01000000 | |
256 | #define ATTR_BACKUP_SEMANTICS 0x02000000 | |
257 | #define ATTR_DELETE_ON_CLOSE 0x04000000 | |
258 | #define ATTR_SEQUENTIAL_SCAN 0x08000000 | |
259 | #define ATTR_RANDOM_ACCESS 0x10000000 | |
260 | #define ATTR_NO_BUFFERING 0x20000000 | |
261 | #define ATTR_WRITE_THROUGH 0x80000000 | |
262 | ||
263 | /* ShareAccess flags */ | |
264 | #define FILE_NO_SHARE 0x00000000 | |
265 | #define FILE_SHARE_READ 0x00000001 | |
266 | #define FILE_SHARE_WRITE 0x00000002 | |
267 | #define FILE_SHARE_DELETE 0x00000004 | |
268 | #define FILE_SHARE_ALL 0x00000007 | |
269 | ||
270 | /* CreateDisposition flags */ | |
271 | #define FILE_SUPERSEDE 0x00000000 | |
272 | #define FILE_OPEN 0x00000001 | |
273 | #define FILE_CREATE 0x00000002 | |
274 | #define FILE_OPEN_IF 0x00000003 | |
275 | #define FILE_OVERWRITE 0x00000004 | |
276 | #define FILE_OVERWRITE_IF 0x00000005 | |
277 | ||
278 | /* CreateOptions */ | |
279 | #define CREATE_NOT_FILE 0x00000001 /* if set must not be file */ | |
280 | #define CREATE_WRITE_THROUGH 0x00000002 | |
eda3c029 SF |
281 | #define CREATE_SEQUENTIAL 0x00000004 |
282 | #define CREATE_SYNC_ALERT 0x00000010 | |
283 | #define CREATE_ASYNC_ALERT 0x00000020 | |
284 | #define CREATE_NOT_DIR 0x00000040 /* if set must not be directory */ | |
285 | #define CREATE_NO_EA_KNOWLEDGE 0x00000200 | |
286 | #define CREATE_EIGHT_DOT_THREE 0x00000400 | |
1da177e4 LT |
287 | #define CREATE_RANDOM_ACCESS 0x00000800 |
288 | #define CREATE_DELETE_ON_CLOSE 0x00001000 | |
eda3c029 | 289 | #define CREATE_OPEN_BY_ID 0x00002000 |
1da177e4 | 290 | #define OPEN_REPARSE_POINT 0x00200000 |
eda3c029 SF |
291 | #define CREATE_OPTIONS_MASK 0x007FFFFF |
292 | #define CREATE_OPTION_SPECIAL 0x20000000 /* system. NB not sent over wire */ | |
1da177e4 LT |
293 | |
294 | /* ImpersonationLevel flags */ | |
295 | #define SECURITY_ANONYMOUS 0 | |
296 | #define SECURITY_IDENTIFICATION 1 | |
297 | #define SECURITY_IMPERSONATION 2 | |
298 | #define SECURITY_DELEGATION 3 | |
299 | ||
300 | /* SecurityFlags */ | |
301 | #define SECURITY_CONTEXT_TRACKING 0x01 | |
302 | #define SECURITY_EFFECTIVE_ONLY 0x02 | |
303 | ||
304 | /* | |
305 | * Default PID value, used in all SMBs where the PID is not important | |
306 | */ | |
307 | #define CIFS_DFT_PID 0x1234 | |
308 | ||
309 | /* | |
310 | * We use the same routine for Copy and Move SMBs. This flag is used to | |
311 | * distinguish | |
312 | */ | |
313 | #define CIFS_COPY_OP 1 | |
314 | #define CIFS_RENAME_OP 2 | |
315 | ||
316 | #define GETU16(var) (*((__u16 *)var)) /* BB check for endian issues */ | |
317 | #define GETU32(var) (*((__u32 *)var)) /* BB check for endian issues */ | |
318 | ||
1da177e4 | 319 | struct smb_hdr { |
0753ca7b SF |
320 | __u32 smb_buf_length; /* big endian on wire *//* BB length is only two |
321 | or three bytes - with one or two byte type preceding it that are | |
322 | zero - we could mask the type byte off just in case BB */ | |
1da177e4 LT |
323 | __u8 Protocol[4]; |
324 | __u8 Command; | |
325 | union { | |
326 | struct { | |
327 | __u8 ErrorClass; | |
328 | __u8 Reserved; | |
329 | __le16 Error; | |
0753ca7b | 330 | } __attribute__((packed)) DosError; |
1da177e4 | 331 | __le32 CifsError; |
0753ca7b | 332 | } __attribute__((packed)) Status; |
1da177e4 LT |
333 | __u8 Flags; |
334 | __le16 Flags2; /* note: le */ | |
335 | __le16 PidHigh; | |
336 | union { | |
337 | struct { | |
338 | __le32 SequenceNumber; /* le */ | |
339 | __u32 Reserved; /* zero */ | |
0753ca7b | 340 | } __attribute__((packed)) Sequence; |
1da177e4 | 341 | __u8 SecuritySignature[8]; /* le */ |
0753ca7b | 342 | } __attribute__((packed)) Signature; |
1da177e4 LT |
343 | __u8 pad[2]; |
344 | __u16 Tid; | |
345 | __le16 Pid; | |
346 | __u16 Uid; | |
347 | __u16 Mid; | |
348 | __u8 WordCount; | |
0753ca7b | 349 | } __attribute__((packed)); |
1da177e4 LT |
350 | /* given a pointer to an smb_hdr retrieve the value of byte count */ |
351 | #define BCC(smb_var) ( *(__u16 *)((char *)smb_var + sizeof(struct smb_hdr) + (2* smb_var->WordCount) ) ) | |
e4eb295d | 352 | #define BCC_LE(smb_var) ( *(__le16 *)((char *)smb_var + sizeof(struct smb_hdr) + (2* smb_var->WordCount) ) ) |
1da177e4 LT |
353 | /* given a pointer to an smb_hdr retrieve the pointer to the byte area */ |
354 | #define pByteArea(smb_var) ((unsigned char *)smb_var + sizeof(struct smb_hdr) + (2* smb_var->WordCount) + 2 ) | |
355 | ||
356 | /* | |
357 | * Computer Name Length | |
358 | */ | |
359 | #define CNLEN 15 | |
360 | ||
361 | /* | |
362 | * Share Name Length @S8A | |
363 | * Note: This length is limited by the SMB used to get @S8A | |
364 | * the Share info. NetShareEnum only returns 13 @S8A | |
365 | * chars, including the null termination. @S8A | |
366 | */ | |
367 | #define SNLEN 12 /*@S8A */ | |
368 | ||
369 | /* | |
370 | * Comment Length | |
371 | */ | |
372 | #define MAXCOMMENTLEN 40 | |
373 | ||
374 | /* | |
375 | * The OS/2 maximum path name | |
376 | */ | |
377 | #define MAX_PATHCONF 256 | |
378 | ||
379 | /* | |
380 | * SMB frame definitions (following must be packed structs) | |
381 | * See the SNIA CIFS Specification for details. | |
382 | * | |
383 | * The Naming convention is the lower case version of the | |
384 | * smb command code name for the struct and this is typedef to the | |
385 | * uppercase version of the same name with the prefix SMB_ removed | |
386 | * for brevity. Although typedefs are not commonly used for | |
387 | * structure definitions in the Linux kernel, their use in the | |
388 | * CIFS standards document, which this code is based on, may | |
389 | * make this one of the cases where typedefs for structures make | |
390 | * sense to improve readability for readers of the standards doc. | |
391 | * Typedefs can always be removed later if they are too distracting | |
392 | * and they are only used for the CIFSs PDUs themselves, not | |
393 | * internal cifs vfs structures | |
394 | * | |
395 | */ | |
396 | ||
397 | typedef struct negotiate_req { | |
398 | struct smb_hdr hdr; /* wct = 0 */ | |
399 | __le16 ByteCount; | |
400 | unsigned char DialectsArray[1]; | |
0753ca7b | 401 | } __attribute__((packed)) NEGOTIATE_REQ; |
1da177e4 LT |
402 | |
403 | typedef struct negotiate_rsp { | |
404 | struct smb_hdr hdr; /* wct = 17 */ | |
405 | __le16 DialectIndex; | |
406 | __u8 SecurityMode; | |
407 | __le16 MaxMpxCount; | |
408 | __le16 MaxNumberVcs; | |
409 | __le32 MaxBufferSize; | |
410 | __le32 MaxRawSize; | |
411 | __le32 SessionKey; | |
412 | __le32 Capabilities; /* see below */ | |
413 | __le32 SystemTimeLow; | |
414 | __le32 SystemTimeHigh; | |
415 | __le16 ServerTimeZone; | |
416 | __u8 EncryptionKeyLength; | |
417 | __u16 ByteCount; | |
418 | union { | |
0753ca7b | 419 | unsigned char EncryptionKey[1]; /* cap extended security off */ |
1da177e4 LT |
420 | /* followed by Domain name - if extended security is off */ |
421 | /* followed by 16 bytes of server GUID */ | |
0753ca7b | 422 | /* then security blob if cap_extended_security negotiated */ |
1da177e4 LT |
423 | struct { |
424 | unsigned char GUID[16]; | |
425 | unsigned char SecurityBlob[1]; | |
0753ca7b SF |
426 | } __attribute__((packed)) extended_response; |
427 | } __attribute__((packed)) u; | |
428 | } __attribute__((packed)) NEGOTIATE_RSP; | |
1da177e4 LT |
429 | |
430 | /* SecurityMode bits */ | |
431 | #define SECMODE_USER 0x01 /* off indicates share level security */ | |
432 | #define SECMODE_PW_ENCRYPT 0x02 | |
433 | #define SECMODE_SIGN_ENABLED 0x04 /* SMB security signatures enabled */ | |
434 | #define SECMODE_SIGN_REQUIRED 0x08 /* SMB security signatures required */ | |
435 | ||
436 | /* Negotiate response Capabilities */ | |
437 | #define CAP_RAW_MODE 0x00000001 | |
438 | #define CAP_MPX_MODE 0x00000002 | |
439 | #define CAP_UNICODE 0x00000004 | |
440 | #define CAP_LARGE_FILES 0x00000008 | |
441 | #define CAP_NT_SMBS 0x00000010 /* implies CAP_NT_FIND */ | |
442 | #define CAP_RPC_REMOTE_APIS 0x00000020 | |
443 | #define CAP_STATUS32 0x00000040 | |
444 | #define CAP_LEVEL_II_OPLOCKS 0x00000080 | |
445 | #define CAP_LOCK_AND_READ 0x00000100 | |
446 | #define CAP_NT_FIND 0x00000200 | |
447 | #define CAP_DFS 0x00001000 | |
448 | #define CAP_INFOLEVEL_PASSTHRU 0x00002000 | |
449 | #define CAP_LARGE_READ_X 0x00004000 | |
450 | #define CAP_LARGE_WRITE_X 0x00008000 | |
451 | #define CAP_UNIX 0x00800000 | |
452 | #define CAP_RESERVED 0x02000000 | |
453 | #define CAP_BULK_TRANSFER 0x20000000 | |
454 | #define CAP_COMPRESSED_DATA 0x40000000 | |
455 | #define CAP_EXTENDED_SECURITY 0x80000000 | |
456 | ||
457 | typedef union smb_com_session_setup_andx { | |
458 | struct { /* request format */ | |
459 | struct smb_hdr hdr; /* wct = 12 */ | |
460 | __u8 AndXCommand; | |
461 | __u8 AndXReserved; | |
462 | __le16 AndXOffset; | |
463 | __le16 MaxBufferSize; | |
464 | __le16 MaxMpxCount; | |
465 | __le16 VcNumber; | |
466 | __u32 SessionKey; | |
467 | __le16 SecurityBlobLength; | |
468 | __u32 Reserved; | |
469 | __le32 Capabilities; /* see below */ | |
470 | __le16 ByteCount; | |
471 | unsigned char SecurityBlob[1]; /* followed by */ | |
472 | /* STRING NativeOS */ | |
473 | /* STRING NativeLanMan */ | |
0753ca7b SF |
474 | } __attribute__((packed)) req; /* NTLM request format (with |
475 | extended security */ | |
1da177e4 LT |
476 | |
477 | struct { /* request format */ | |
478 | struct smb_hdr hdr; /* wct = 13 */ | |
479 | __u8 AndXCommand; | |
480 | __u8 AndXReserved; | |
481 | __le16 AndXOffset; | |
482 | __le16 MaxBufferSize; | |
483 | __le16 MaxMpxCount; | |
484 | __le16 VcNumber; | |
485 | __u32 SessionKey; | |
0753ca7b SF |
486 | __le16 CaseInsensitivePasswordLength; /* ASCII password len */ |
487 | __le16 CaseSensitivePasswordLength; /* Unicode password length*/ | |
1da177e4 LT |
488 | __u32 Reserved; /* see below */ |
489 | __le32 Capabilities; | |
490 | __le16 ByteCount; | |
0753ca7b | 491 | unsigned char CaseInsensitivePassword[1]; /* followed by: */ |
1da177e4 LT |
492 | /* unsigned char * CaseSensitivePassword; */ |
493 | /* STRING AccountName */ | |
494 | /* STRING PrimaryDomain */ | |
495 | /* STRING NativeOS */ | |
496 | /* STRING NativeLanMan */ | |
0753ca7b SF |
497 | } __attribute__((packed)) req_no_secext; /* NTLM request format (without |
498 | extended security */ | |
1da177e4 LT |
499 | |
500 | struct { /* default (NTLM) response format */ | |
501 | struct smb_hdr hdr; /* wct = 4 */ | |
502 | __u8 AndXCommand; | |
503 | __u8 AndXReserved; | |
504 | __le16 AndXOffset; | |
505 | __le16 Action; /* see below */ | |
506 | __le16 SecurityBlobLength; | |
507 | __u16 ByteCount; | |
508 | unsigned char SecurityBlob[1]; /* followed by */ | |
509 | /* unsigned char * NativeOS; */ | |
510 | /* unsigned char * NativeLanMan; */ | |
511 | /* unsigned char * PrimaryDomain; */ | |
0753ca7b | 512 | } __attribute__((packed)) resp; /* NTLM response format (with or without extended security */ |
1da177e4 LT |
513 | |
514 | struct { /* request format */ | |
515 | struct smb_hdr hdr; /* wct = 10 */ | |
516 | __u8 AndXCommand; | |
517 | __u8 AndXReserved; | |
518 | __le16 AndXOffset; | |
519 | __le16 MaxBufferSize; | |
520 | __le16 MaxMpxCount; | |
521 | __le16 VcNumber; | |
522 | __u32 SessionKey; | |
523 | __le16 PassswordLength; | |
524 | __u32 Reserved; | |
525 | __le16 ByteCount; | |
526 | unsigned char AccountPassword[1]; /* followed by */ | |
527 | /* STRING AccountName */ | |
528 | /* STRING PrimaryDomain */ | |
529 | /* STRING NativeOS */ | |
530 | /* STRING NativeLanMan */ | |
0a4b92c0 | 531 | } __attribute__((packed)) old_req; /* pre-NTLM (LANMAN2.1) req format */ |
1da177e4 LT |
532 | |
533 | struct { /* default (NTLM) response format */ | |
534 | struct smb_hdr hdr; /* wct = 3 */ | |
535 | __u8 AndXCommand; | |
536 | __u8 AndXReserved; | |
537 | __le16 AndXOffset; | |
538 | __le16 Action; /* see below */ | |
539 | __u16 ByteCount; | |
540 | unsigned char NativeOS[1]; /* followed by */ | |
541 | /* unsigned char * NativeLanMan; */ | |
542 | /* unsigned char * PrimaryDomain; */ | |
0a4b92c0 | 543 | } __attribute__((packed)) old_resp; /* pre-NTLM (LANMAN2.1) response */ |
0753ca7b | 544 | } __attribute__((packed)) SESSION_SETUP_ANDX; |
1da177e4 LT |
545 | |
546 | #define CIFS_NETWORK_OPSYS "CIFS VFS Client for Linux" | |
547 | ||
548 | /* Capabilities bits (for NTLM SessSetup request) */ | |
549 | #define CAP_UNICODE 0x00000004 | |
550 | #define CAP_LARGE_FILES 0x00000008 | |
551 | #define CAP_NT_SMBS 0x00000010 | |
552 | #define CAP_STATUS32 0x00000040 | |
553 | #define CAP_LEVEL_II_OPLOCKS 0x00000080 | |
0753ca7b SF |
554 | #define CAP_NT_FIND 0x00000200 /* reserved should be zero |
555 | (because NT_SMBs implies the same thing?) */ | |
1da177e4 LT |
556 | #define CAP_BULK_TRANSFER 0x20000000 |
557 | #define CAP_EXTENDED_SECURITY 0x80000000 | |
558 | ||
559 | /* Action bits */ | |
560 | #define GUEST_LOGIN 1 | |
561 | ||
562 | typedef struct smb_com_tconx_req { | |
563 | struct smb_hdr hdr; /* wct = 4 */ | |
564 | __u8 AndXCommand; | |
565 | __u8 AndXReserved; | |
566 | __le16 AndXOffset; | |
567 | __le16 Flags; /* see below */ | |
568 | __le16 PasswordLength; | |
569 | __le16 ByteCount; | |
570 | unsigned char Password[1]; /* followed by */ | |
571 | /* STRING Path *//* \\server\share name */ | |
572 | /* STRING Service */ | |
0753ca7b | 573 | } __attribute__((packed)) TCONX_REQ; |
1da177e4 LT |
574 | |
575 | typedef struct smb_com_tconx_rsp { | |
576 | struct smb_hdr hdr; /* wct = 3 *//* note that Win2000 has sent wct=7 in some cases on responses. Four unspecified words followed OptionalSupport */ | |
577 | __u8 AndXCommand; | |
578 | __u8 AndXReserved; | |
579 | __le16 AndXOffset; | |
580 | __le16 OptionalSupport; /* see below */ | |
581 | __u16 ByteCount; | |
582 | unsigned char Service[1]; /* always ASCII, not Unicode */ | |
583 | /* STRING NativeFileSystem */ | |
0753ca7b | 584 | } __attribute__((packed)) TCONX_RSP; |
1da177e4 LT |
585 | |
586 | /* tree connect Flags */ | |
587 | #define DISCONNECT_TID 0x0001 | |
588 | #define TCON_EXTENDED_SECINFO 0x0008 | |
589 | /* OptionalSupport bits */ | |
0753ca7b SF |
590 | #define SMB_SUPPORT_SEARCH_BITS 0x0001 /* "must have" directory search bits |
591 | (exclusive searches supported) */ | |
1da177e4 LT |
592 | #define SMB_SHARE_IS_IN_DFS 0x0002 |
593 | ||
594 | typedef struct smb_com_logoff_andx_req { | |
595 | struct smb_hdr hdr; /* wct = 2 */ | |
596 | __u8 AndXCommand; | |
597 | __u8 AndXReserved; | |
598 | __u16 AndXOffset; | |
599 | __u16 ByteCount; | |
0753ca7b | 600 | } __attribute__((packed)) LOGOFF_ANDX_REQ; |
1da177e4 LT |
601 | |
602 | typedef struct smb_com_logoff_andx_rsp { | |
603 | struct smb_hdr hdr; /* wct = 2 */ | |
604 | __u8 AndXCommand; | |
605 | __u8 AndXReserved; | |
606 | __u16 AndXOffset; | |
607 | __u16 ByteCount; | |
0753ca7b | 608 | } __attribute__((packed)) LOGOFF_ANDX_RSP; |
1da177e4 | 609 | |
86c96b4b SF |
610 | typedef union smb_com_tree_disconnect { /* as an altetnative can use flag on |
611 | tree_connect PDU to effect disconnect */ | |
612 | /* tdis is probably simplest SMB PDU */ | |
1da177e4 LT |
613 | struct { |
614 | struct smb_hdr hdr; /* wct = 0 */ | |
615 | __u16 ByteCount; /* bcc = 0 */ | |
0753ca7b | 616 | } __attribute__((packed)) req; |
1da177e4 LT |
617 | struct { |
618 | struct smb_hdr hdr; /* wct = 0 */ | |
619 | __u16 ByteCount; /* bcc = 0 */ | |
0753ca7b SF |
620 | } __attribute__((packed)) resp; |
621 | } __attribute__((packed)) TREE_DISCONNECT; | |
1da177e4 LT |
622 | |
623 | typedef struct smb_com_close_req { | |
624 | struct smb_hdr hdr; /* wct = 3 */ | |
625 | __u16 FileID; | |
626 | __u32 LastWriteTime; /* should be zero */ | |
627 | __u16 ByteCount; /* 0 */ | |
0753ca7b | 628 | } __attribute__((packed)) CLOSE_REQ; |
1da177e4 LT |
629 | |
630 | typedef struct smb_com_close_rsp { | |
631 | struct smb_hdr hdr; /* wct = 0 */ | |
632 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 633 | } __attribute__((packed)) CLOSE_RSP; |
1da177e4 LT |
634 | |
635 | typedef struct smb_com_findclose_req { | |
636 | struct smb_hdr hdr; /* wct = 1 */ | |
637 | __u16 FileID; | |
638 | __u16 ByteCount; /* 0 */ | |
0753ca7b | 639 | } __attribute__((packed)) FINDCLOSE_REQ; |
1da177e4 LT |
640 | |
641 | /* OpenFlags */ | |
a9d02ad4 | 642 | #define REQ_MORE_INFO 0x00000001 /* legacy (OPEN_AND_X) only */ |
1da177e4 LT |
643 | #define REQ_OPLOCK 0x00000002 |
644 | #define REQ_BATCHOPLOCK 0x00000004 | |
645 | #define REQ_OPENDIRONLY 0x00000008 | |
646 | ||
647 | typedef struct smb_com_open_req { /* also handles create */ | |
648 | struct smb_hdr hdr; /* wct = 24 */ | |
649 | __u8 AndXCommand; | |
650 | __u8 AndXReserved; | |
651 | __le16 AndXOffset; | |
652 | __u8 Reserved; /* Must Be Zero */ | |
653 | __le16 NameLength; | |
654 | __le32 OpenFlags; | |
655 | __le32 RootDirectoryFid; | |
656 | __le32 DesiredAccess; | |
657 | __le64 AllocationSize; | |
658 | __le32 FileAttributes; | |
659 | __le32 ShareAccess; | |
660 | __le32 CreateDisposition; | |
661 | __le32 CreateOptions; | |
662 | __le32 ImpersonationLevel; | |
663 | __u8 SecurityFlags; | |
664 | __le16 ByteCount; | |
665 | char fileName[1]; | |
0753ca7b | 666 | } __attribute__((packed)) OPEN_REQ; |
1da177e4 LT |
667 | |
668 | /* open response: oplock levels */ | |
669 | #define OPLOCK_NONE 0 | |
670 | #define OPLOCK_EXCLUSIVE 1 | |
671 | #define OPLOCK_BATCH 2 | |
672 | #define OPLOCK_READ 3 /* level 2 oplock */ | |
673 | ||
674 | /* open response for CreateAction shifted left */ | |
675 | #define CIFS_CREATE_ACTION 0x20000 /* file created */ | |
676 | ||
677 | typedef struct smb_com_open_rsp { | |
678 | struct smb_hdr hdr; /* wct = 34 BB */ | |
679 | __u8 AndXCommand; | |
680 | __u8 AndXReserved; | |
681 | __le16 AndXOffset; | |
682 | __u8 OplockLevel; | |
683 | __u16 Fid; | |
684 | __le32 CreateAction; | |
685 | __le64 CreationTime; | |
686 | __le64 LastAccessTime; | |
687 | __le64 LastWriteTime; | |
688 | __le64 ChangeTime; | |
689 | __le32 FileAttributes; | |
690 | __le64 AllocationSize; | |
691 | __le64 EndOfFile; | |
692 | __le16 FileType; | |
693 | __le16 DeviceState; | |
694 | __u8 DirectoryFlag; | |
695 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 696 | } __attribute__((packed)) OPEN_RSP; |
1da177e4 | 697 | |
a9d02ad4 SF |
698 | /* format of legacy open request */ |
699 | typedef struct smb_com_openx_req { | |
700 | struct smb_hdr hdr; /* wct = 15 */ | |
701 | __u8 AndXCommand; | |
702 | __u8 AndXReserved; | |
703 | __le16 AndXOffset; | |
704 | __le16 OpenFlags; | |
705 | __le16 Mode; | |
706 | __le16 Sattr; /* search attributes */ | |
707 | __le16 FileAttributes; /* dos attrs */ | |
708 | __le32 CreateTime; /* os2 format */ | |
709 | __le16 OpenFunction; | |
710 | __le32 EndOfFile; | |
711 | __le32 Timeout; | |
712 | __le32 Reserved; | |
70ca734a | 713 | __le16 ByteCount; /* file name follows */ |
a9d02ad4 | 714 | char fileName[1]; |
0753ca7b | 715 | } __attribute__((packed)) OPENX_REQ; |
a9d02ad4 SF |
716 | |
717 | typedef struct smb_com_openx_rsp { | |
718 | struct smb_hdr hdr; /* wct = 15 */ | |
719 | __u8 AndXCommand; | |
720 | __u8 AndXReserved; | |
721 | __le16 AndXOffset; | |
722 | __u16 Fid; | |
723 | __le16 FileAttributes; | |
724 | __le32 LastWriteTime; /* os2 format */ | |
725 | __le32 EndOfFile; | |
726 | __le16 Access; | |
727 | __le16 FileType; | |
728 | __le16 IPCState; | |
729 | __le16 Action; | |
730 | __u32 FileId; | |
731 | __u16 Reserved; | |
732 | __u16 ByteCount; | |
0753ca7b | 733 | } __attribute__((packed)) OPENX_RSP; |
a9d02ad4 SF |
734 | |
735 | /* Legacy write request for older servers */ | |
736 | typedef struct smb_com_writex_req { | |
737 | struct smb_hdr hdr; /* wct = 12 */ | |
738 | __u8 AndXCommand; | |
739 | __u8 AndXReserved; | |
740 | __le16 AndXOffset; | |
741 | __u16 Fid; | |
742 | __le32 OffsetLow; | |
743 | __u32 Reserved; /* Timeout */ | |
744 | __le16 WriteMode; /* 1 = write through */ | |
745 | __le16 Remaining; | |
746 | __le16 Reserved2; | |
747 | __le16 DataLengthLow; | |
748 | __le16 DataOffset; | |
749 | __le16 ByteCount; | |
750 | __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ | |
751 | char Data[0]; | |
0753ca7b | 752 | } __attribute__((packed)) WRITEX_REQ; |
a9d02ad4 | 753 | |
1da177e4 LT |
754 | typedef struct smb_com_write_req { |
755 | struct smb_hdr hdr; /* wct = 14 */ | |
756 | __u8 AndXCommand; | |
757 | __u8 AndXReserved; | |
758 | __le16 AndXOffset; | |
759 | __u16 Fid; | |
760 | __le32 OffsetLow; | |
761 | __u32 Reserved; | |
762 | __le16 WriteMode; | |
763 | __le16 Remaining; | |
764 | __le16 DataLengthHigh; | |
765 | __le16 DataLengthLow; | |
766 | __le16 DataOffset; | |
767 | __le32 OffsetHigh; | |
768 | __le16 ByteCount; | |
769 | __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ | |
770 | char Data[0]; | |
0753ca7b | 771 | } __attribute__((packed)) WRITE_REQ; |
1da177e4 LT |
772 | |
773 | typedef struct smb_com_write_rsp { | |
774 | struct smb_hdr hdr; /* wct = 6 */ | |
775 | __u8 AndXCommand; | |
776 | __u8 AndXReserved; | |
777 | __le16 AndXOffset; | |
778 | __le16 Count; | |
779 | __le16 Remaining; | |
780 | __le16 CountHigh; | |
781 | __u16 Reserved; | |
782 | __u16 ByteCount; | |
0753ca7b | 783 | } __attribute__((packed)) WRITE_RSP; |
1da177e4 | 784 | |
a9d02ad4 SF |
785 | /* legacy read request for older servers */ |
786 | typedef struct smb_com_readx_req { | |
787 | struct smb_hdr hdr; /* wct = 10 */ | |
788 | __u8 AndXCommand; | |
789 | __u8 AndXReserved; | |
790 | __le16 AndXOffset; | |
791 | __u16 Fid; | |
792 | __le32 OffsetLow; | |
793 | __le16 MaxCount; | |
794 | __le16 MinCount; /* obsolete */ | |
795 | __le32 Reserved; | |
796 | __le16 Remaining; | |
797 | __le16 ByteCount; | |
0753ca7b | 798 | } __attribute__((packed)) READX_REQ; |
a9d02ad4 | 799 | |
1da177e4 LT |
800 | typedef struct smb_com_read_req { |
801 | struct smb_hdr hdr; /* wct = 12 */ | |
802 | __u8 AndXCommand; | |
803 | __u8 AndXReserved; | |
804 | __le16 AndXOffset; | |
805 | __u16 Fid; | |
806 | __le32 OffsetLow; | |
807 | __le16 MaxCount; | |
808 | __le16 MinCount; /* obsolete */ | |
809 | __le32 MaxCountHigh; | |
810 | __le16 Remaining; | |
811 | __le32 OffsetHigh; | |
812 | __le16 ByteCount; | |
0753ca7b | 813 | } __attribute__((packed)) READ_REQ; |
1da177e4 LT |
814 | |
815 | typedef struct smb_com_read_rsp { | |
816 | struct smb_hdr hdr; /* wct = 12 */ | |
817 | __u8 AndXCommand; | |
818 | __u8 AndXReserved; | |
819 | __le16 AndXOffset; | |
820 | __le16 Remaining; | |
821 | __le16 DataCompactionMode; | |
822 | __le16 Reserved; | |
823 | __le16 DataLength; | |
824 | __le16 DataOffset; | |
825 | __le16 DataLengthHigh; | |
826 | __u64 Reserved2; | |
827 | __u16 ByteCount; | |
828 | __u8 Pad; /* BB check for whether padded to DWORD boundary and optimum performance here */ | |
829 | char Data[1]; | |
0753ca7b | 830 | } __attribute__((packed)) READ_RSP; |
1da177e4 LT |
831 | |
832 | typedef struct locking_andx_range { | |
833 | __le16 Pid; | |
834 | __le16 Pad; | |
835 | __le32 OffsetHigh; | |
836 | __le32 OffsetLow; | |
837 | __le32 LengthHigh; | |
838 | __le32 LengthLow; | |
0753ca7b | 839 | } __attribute__((packed)) LOCKING_ANDX_RANGE; |
1da177e4 LT |
840 | |
841 | #define LOCKING_ANDX_SHARED_LOCK 0x01 | |
842 | #define LOCKING_ANDX_OPLOCK_RELEASE 0x02 | |
843 | #define LOCKING_ANDX_CHANGE_LOCKTYPE 0x04 | |
844 | #define LOCKING_ANDX_CANCEL_LOCK 0x08 | |
845 | #define LOCKING_ANDX_LARGE_FILES 0x10 /* always on for us */ | |
846 | ||
847 | typedef struct smb_com_lock_req { | |
848 | struct smb_hdr hdr; /* wct = 8 */ | |
849 | __u8 AndXCommand; | |
850 | __u8 AndXReserved; | |
851 | __le16 AndXOffset; | |
852 | __u16 Fid; | |
853 | __u8 LockType; | |
854 | __u8 OplockLevel; | |
855 | __le32 Timeout; | |
856 | __le16 NumberOfUnlocks; | |
857 | __le16 NumberOfLocks; | |
858 | __le16 ByteCount; | |
859 | LOCKING_ANDX_RANGE Locks[1]; | |
0753ca7b | 860 | } __attribute__((packed)) LOCK_REQ; |
1da177e4 | 861 | |
08547b03 SF |
862 | /* lock type */ |
863 | #define CIFS_RDLCK 0 | |
864 | #define CIFS_WRLCK 1 | |
865 | #define CIFS_UNLCK 2 | |
f654bac2 SF |
866 | typedef struct cifs_posix_lock { |
867 | __le16 lock_type; /* 0 = Read, 1 = Write, 2 = Unlock */ | |
868 | __le16 lock_flags; /* 1 = Wait (only valid for setlock) */ | |
869 | __le32 pid; | |
870 | __le64 start; | |
871 | __le64 length; | |
872 | /* BB what about additional owner info to identify network client */ | |
0753ca7b | 873 | } __attribute__((packed)) CIFS_POSIX_LOCK; |
f654bac2 | 874 | |
1da177e4 LT |
875 | typedef struct smb_com_lock_rsp { |
876 | struct smb_hdr hdr; /* wct = 2 */ | |
877 | __u8 AndXCommand; | |
878 | __u8 AndXReserved; | |
879 | __le16 AndXOffset; | |
880 | __u16 ByteCount; | |
0753ca7b | 881 | } __attribute__((packed)) LOCK_RSP; |
1da177e4 LT |
882 | |
883 | typedef struct smb_com_rename_req { | |
884 | struct smb_hdr hdr; /* wct = 1 */ | |
885 | __le16 SearchAttributes; /* target file attributes */ | |
886 | __le16 ByteCount; | |
887 | __u8 BufferFormat; /* 4 = ASCII or Unicode */ | |
888 | unsigned char OldFileName[1]; | |
889 | /* followed by __u8 BufferFormat2 */ | |
890 | /* followed by NewFileName */ | |
0753ca7b | 891 | } __attribute__((packed)) RENAME_REQ; |
1da177e4 LT |
892 | |
893 | /* copy request flags */ | |
894 | #define COPY_MUST_BE_FILE 0x0001 | |
895 | #define COPY_MUST_BE_DIR 0x0002 | |
896 | #define COPY_TARGET_MODE_ASCII 0x0004 /* if not set, binary */ | |
897 | #define COPY_SOURCE_MODE_ASCII 0x0008 /* if not set, binary */ | |
898 | #define COPY_VERIFY_WRITES 0x0010 | |
899 | #define COPY_TREE 0x0020 | |
900 | ||
901 | typedef struct smb_com_copy_req { | |
902 | struct smb_hdr hdr; /* wct = 3 */ | |
903 | __u16 Tid2; | |
904 | __le16 OpenFunction; | |
905 | __le16 Flags; | |
906 | __le16 ByteCount; | |
907 | __u8 BufferFormat; /* 4 = ASCII or Unicode */ | |
908 | unsigned char OldFileName[1]; | |
909 | /* followed by __u8 BufferFormat2 */ | |
910 | /* followed by NewFileName string */ | |
0753ca7b | 911 | } __attribute__((packed)) COPY_REQ; |
1da177e4 LT |
912 | |
913 | typedef struct smb_com_copy_rsp { | |
914 | struct smb_hdr hdr; /* wct = 1 */ | |
915 | __le16 CopyCount; /* number of files copied */ | |
916 | __u16 ByteCount; /* may be zero */ | |
917 | __u8 BufferFormat; /* 0x04 - only present if errored file follows */ | |
918 | unsigned char ErrorFileName[1]; /* only present if error in copy */ | |
0753ca7b | 919 | } __attribute__((packed)) COPY_RSP; |
1da177e4 LT |
920 | |
921 | #define CREATE_HARD_LINK 0x103 | |
922 | #define MOVEFILE_COPY_ALLOWED 0x0002 | |
923 | #define MOVEFILE_REPLACE_EXISTING 0x0001 | |
924 | ||
925 | typedef struct smb_com_nt_rename_req { /* A5 - also used for create hardlink */ | |
926 | struct smb_hdr hdr; /* wct = 4 */ | |
927 | __le16 SearchAttributes; /* target file attributes */ | |
928 | __le16 Flags; /* spec says Information Level */ | |
929 | __le32 ClusterCount; | |
930 | __le16 ByteCount; | |
931 | __u8 BufferFormat; /* 4 = ASCII or Unicode */ | |
932 | unsigned char OldFileName[1]; | |
933 | /* followed by __u8 BufferFormat2 */ | |
934 | /* followed by NewFileName */ | |
0753ca7b | 935 | } __attribute__((packed)) NT_RENAME_REQ; |
1da177e4 LT |
936 | |
937 | typedef struct smb_com_rename_rsp { | |
938 | struct smb_hdr hdr; /* wct = 0 */ | |
939 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 940 | } __attribute__((packed)) RENAME_RSP; |
1da177e4 LT |
941 | |
942 | typedef struct smb_com_delete_file_req { | |
943 | struct smb_hdr hdr; /* wct = 1 */ | |
944 | __le16 SearchAttributes; | |
945 | __le16 ByteCount; | |
946 | __u8 BufferFormat; /* 4 = ASCII */ | |
947 | unsigned char fileName[1]; | |
0753ca7b | 948 | } __attribute__((packed)) DELETE_FILE_REQ; |
1da177e4 LT |
949 | |
950 | typedef struct smb_com_delete_file_rsp { | |
951 | struct smb_hdr hdr; /* wct = 0 */ | |
952 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 953 | } __attribute__((packed)) DELETE_FILE_RSP; |
1da177e4 LT |
954 | |
955 | typedef struct smb_com_delete_directory_req { | |
956 | struct smb_hdr hdr; /* wct = 0 */ | |
957 | __le16 ByteCount; | |
958 | __u8 BufferFormat; /* 4 = ASCII */ | |
959 | unsigned char DirName[1]; | |
0753ca7b | 960 | } __attribute__((packed)) DELETE_DIRECTORY_REQ; |
1da177e4 LT |
961 | |
962 | typedef struct smb_com_delete_directory_rsp { | |
963 | struct smb_hdr hdr; /* wct = 0 */ | |
964 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 965 | } __attribute__((packed)) DELETE_DIRECTORY_RSP; |
1da177e4 LT |
966 | |
967 | typedef struct smb_com_create_directory_req { | |
968 | struct smb_hdr hdr; /* wct = 0 */ | |
969 | __le16 ByteCount; | |
970 | __u8 BufferFormat; /* 4 = ASCII */ | |
971 | unsigned char DirName[1]; | |
0753ca7b | 972 | } __attribute__((packed)) CREATE_DIRECTORY_REQ; |
1da177e4 LT |
973 | |
974 | typedef struct smb_com_create_directory_rsp { | |
975 | struct smb_hdr hdr; /* wct = 0 */ | |
976 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 977 | } __attribute__((packed)) CREATE_DIRECTORY_RSP; |
1da177e4 | 978 | |
6b8edfe0 SF |
979 | typedef struct smb_com_query_information_req { |
980 | struct smb_hdr hdr; /* wct = 0 */ | |
981 | __le16 ByteCount; /* 1 + namelen + 1 */ | |
982 | __u8 BufferFormat; /* 4 = ASCII */ | |
983 | unsigned char FileName[1]; | |
0753ca7b | 984 | } __attribute__((packed)) QUERY_INFORMATION_REQ; |
6b8edfe0 SF |
985 | |
986 | typedef struct smb_com_query_information_rsp { | |
987 | struct smb_hdr hdr; /* wct = 10 */ | |
988 | __le16 attr; | |
989 | __le32 last_write_time; | |
990 | __le32 size; | |
991 | __u16 reserved[5]; | |
992 | __le16 ByteCount; /* bcc = 0 */ | |
0753ca7b | 993 | } __attribute__((packed)) QUERY_INFORMATION_RSP; |
6b8edfe0 | 994 | |
1da177e4 LT |
995 | typedef struct smb_com_setattr_req { |
996 | struct smb_hdr hdr; /* wct = 8 */ | |
997 | __le16 attr; | |
998 | __le16 time_low; | |
999 | __le16 time_high; | |
1000 | __le16 reserved[5]; /* must be zero */ | |
1001 | __u16 ByteCount; | |
1002 | __u8 BufferFormat; /* 4 = ASCII */ | |
1003 | unsigned char fileName[1]; | |
0753ca7b | 1004 | } __attribute__((packed)) SETATTR_REQ; |
1da177e4 LT |
1005 | |
1006 | typedef struct smb_com_setattr_rsp { | |
1007 | struct smb_hdr hdr; /* wct = 0 */ | |
1008 | __u16 ByteCount; /* bct = 0 */ | |
0753ca7b | 1009 | } __attribute__((packed)) SETATTR_RSP; |
1da177e4 LT |
1010 | |
1011 | /* empty wct response to setattr */ | |
1012 | ||
0a4b92c0 SF |
1013 | /*******************************************************/ |
1014 | /* NT Transact structure defintions follow */ | |
1015 | /* Currently only ioctl, acl (get security descriptor) */ | |
1016 | /* and notify are implemented */ | |
1017 | /*******************************************************/ | |
1018 | typedef struct smb_com_ntransact_req { | |
1019 | struct smb_hdr hdr; /* wct >= 19 */ | |
1020 | __u8 MaxSetupCount; | |
1021 | __u16 Reserved; | |
1022 | __le32 TotalParameterCount; | |
1023 | __le32 TotalDataCount; | |
1024 | __le32 MaxParameterCount; | |
1025 | __le32 MaxDataCount; | |
1026 | __le32 ParameterCount; | |
1027 | __le32 ParameterOffset; | |
1028 | __le32 DataCount; | |
1029 | __le32 DataOffset; | |
1030 | __u8 SetupCount; /* four setup words follow subcommand */ | |
1031 | /* SNIA spec incorrectly included spurious pad here */ | |
1032 | __le16 SubCommand; /* 2 = IOCTL/FSCTL */ | |
1033 | /* SetupCount words follow then */ | |
1034 | __le16 ByteCount; | |
1035 | __u8 Pad[3]; | |
1036 | __u8 Parms[0]; | |
1037 | } __attribute__((packed)) NTRANSACT_REQ; | |
1038 | ||
1039 | typedef struct smb_com_ntransact_rsp { | |
1040 | struct smb_hdr hdr; /* wct = 18 */ | |
1041 | __u8 Reserved[3]; | |
1042 | __le32 TotalParameterCount; | |
1043 | __le32 TotalDataCount; | |
1044 | __le32 ParameterCount; | |
1045 | __le32 ParameterOffset; | |
1046 | __le32 ParameterDisplacement; | |
1047 | __le32 DataCount; | |
1048 | __le32 DataOffset; | |
1049 | __le32 DataDisplacement; | |
1050 | __u8 SetupCount; /* 0 */ | |
1051 | __u16 ByteCount; | |
1052 | /* __u8 Pad[3]; */ | |
1053 | /* parms and data follow */ | |
1054 | } __attribute__((packed)) NTRANSACT_RSP; | |
1055 | ||
1da177e4 LT |
1056 | typedef struct smb_com_transaction_ioctl_req { |
1057 | struct smb_hdr hdr; /* wct = 23 */ | |
1058 | __u8 MaxSetupCount; | |
1059 | __u16 Reserved; | |
1060 | __le32 TotalParameterCount; | |
1061 | __le32 TotalDataCount; | |
1062 | __le32 MaxParameterCount; | |
1063 | __le32 MaxDataCount; | |
1064 | __le32 ParameterCount; | |
1065 | __le32 ParameterOffset; | |
1066 | __le32 DataCount; | |
1067 | __le32 DataOffset; | |
1068 | __u8 SetupCount; /* four setup words follow subcommand */ | |
1069 | /* SNIA spec incorrectly included spurious pad here */ | |
0a4b92c0 | 1070 | __le16 SubCommand; /* 2 = IOCTL/FSCTL */ |
1da177e4 LT |
1071 | __le32 FunctionCode; |
1072 | __u16 Fid; | |
0a4b92c0 SF |
1073 | __u8 IsFsctl; /* 1 = File System Control 0 = device control (IOCTL) */ |
1074 | __u8 IsRootFlag; /* 1 = apply command to root of share (must be DFS) */ | |
1da177e4 LT |
1075 | __le16 ByteCount; |
1076 | __u8 Pad[3]; | |
1077 | __u8 Data[1]; | |
0753ca7b | 1078 | } __attribute__((packed)) TRANSACT_IOCTL_REQ; |
1da177e4 LT |
1079 | |
1080 | typedef struct smb_com_transaction_ioctl_rsp { | |
1081 | struct smb_hdr hdr; /* wct = 19 */ | |
1082 | __u8 Reserved[3]; | |
1083 | __le32 TotalParameterCount; | |
1084 | __le32 TotalDataCount; | |
1085 | __le32 ParameterCount; | |
1086 | __le32 ParameterOffset; | |
1087 | __le32 ParameterDisplacement; | |
1088 | __le32 DataCount; | |
1089 | __le32 DataOffset; | |
1090 | __le32 DataDisplacement; | |
1091 | __u8 SetupCount; /* 1 */ | |
1092 | __le16 ReturnedDataLen; | |
1093 | __u16 ByteCount; | |
0753ca7b | 1094 | } __attribute__((packed)) TRANSACT_IOCTL_RSP; |
1da177e4 | 1095 | |
0a4b92c0 SF |
1096 | #define CIFS_ACL_OWNER 1 |
1097 | #define CIFS_ACL_GROUP 2 | |
1098 | #define CIFS_ACL_DACL 4 | |
1099 | #define CIFS_ACL_SACL 8 | |
1100 | ||
1101 | typedef struct smb_com_transaction_qsec_req { | |
1102 | struct smb_hdr hdr; /* wct = 19 */ | |
1103 | __u8 MaxSetupCount; | |
1104 | __u16 Reserved; | |
1105 | __le32 TotalParameterCount; | |
1106 | __le32 TotalDataCount; | |
1107 | __le32 MaxParameterCount; | |
1108 | __le32 MaxDataCount; | |
1109 | __le32 ParameterCount; | |
1110 | __le32 ParameterOffset; | |
1111 | __le32 DataCount; | |
1112 | __le32 DataOffset; | |
1113 | __u8 SetupCount; /* no setup words follow subcommand */ | |
1114 | /* SNIA spec incorrectly included spurious pad here */ | |
1115 | __le16 SubCommand; /* 6 = QUERY_SECURITY_DESC */ | |
1116 | __le16 ByteCount; /* bcc = 3 + 8 */ | |
1117 | __u8 Pad[3]; | |
1118 | __u16 Fid; | |
1119 | __u16 Reserved2; | |
1120 | __le32 AclFlags; | |
1121 | } __attribute__((packed)) QUERY_SEC_DESC_REQ; | |
1122 | ||
1da177e4 LT |
1123 | typedef struct smb_com_transaction_change_notify_req { |
1124 | struct smb_hdr hdr; /* wct = 23 */ | |
1125 | __u8 MaxSetupCount; | |
1126 | __u16 Reserved; | |
1127 | __le32 TotalParameterCount; | |
1128 | __le32 TotalDataCount; | |
1129 | __le32 MaxParameterCount; | |
1130 | __le32 MaxDataCount; | |
1131 | __le32 ParameterCount; | |
1132 | __le32 ParameterOffset; | |
1133 | __le32 DataCount; | |
1134 | __le32 DataOffset; | |
1135 | __u8 SetupCount; /* four setup words follow subcommand */ | |
1136 | /* SNIA spec incorrectly included spurious pad here */ | |
1137 | __le16 SubCommand;/* 4 = Change Notify */ | |
1138 | __le32 CompletionFilter; /* operation to monitor */ | |
1139 | __u16 Fid; | |
1140 | __u8 WatchTree; /* 1 = Monitor subdirectories */ | |
1141 | __u8 Reserved2; | |
1142 | __le16 ByteCount; | |
0a4b92c0 | 1143 | /* __u8 Pad[3];*/ |
1da177e4 | 1144 | /* __u8 Data[1];*/ |
0753ca7b | 1145 | } __attribute__((packed)) TRANSACT_CHANGE_NOTIFY_REQ; |
1da177e4 | 1146 | |
0a4b92c0 SF |
1147 | /* BB eventually change to use generic ntransact rsp struct |
1148 | and validation routine */ | |
1da177e4 LT |
1149 | typedef struct smb_com_transaction_change_notify_rsp { |
1150 | struct smb_hdr hdr; /* wct = 18 */ | |
1151 | __u8 Reserved[3]; | |
1152 | __le32 TotalParameterCount; | |
1153 | __le32 TotalDataCount; | |
1154 | __le32 ParameterCount; | |
1155 | __le32 ParameterOffset; | |
1156 | __le32 ParameterDisplacement; | |
1157 | __le32 DataCount; | |
1158 | __le32 DataOffset; | |
1159 | __le32 DataDisplacement; | |
1160 | __u8 SetupCount; /* 0 */ | |
1161 | __u16 ByteCount; | |
1162 | /* __u8 Pad[3]; */ | |
0753ca7b | 1163 | } __attribute__((packed)) TRANSACT_CHANGE_NOTIFY_RSP; |
1da177e4 LT |
1164 | /* Completion Filter flags for Notify */ |
1165 | #define FILE_NOTIFY_CHANGE_FILE_NAME 0x00000001 | |
1166 | #define FILE_NOTIFY_CHANGE_DIR_NAME 0x00000002 | |
1167 | #define FILE_NOTIFY_CHANGE_NAME 0x00000003 | |
1168 | #define FILE_NOTIFY_CHANGE_ATTRIBUTES 0x00000004 | |
1169 | #define FILE_NOTIFY_CHANGE_SIZE 0x00000008 | |
1170 | #define FILE_NOTIFY_CHANGE_LAST_WRITE 0x00000010 | |
1171 | #define FILE_NOTIFY_CHANGE_LAST_ACCESS 0x00000020 | |
1172 | #define FILE_NOTIFY_CHANGE_CREATION 0x00000040 | |
1173 | #define FILE_NOTIFY_CHANGE_EA 0x00000080 | |
1174 | #define FILE_NOTIFY_CHANGE_SECURITY 0x00000100 | |
1175 | #define FILE_NOTIFY_CHANGE_STREAM_NAME 0x00000200 | |
1176 | #define FILE_NOTIFY_CHANGE_STREAM_SIZE 0x00000400 | |
1177 | #define FILE_NOTIFY_CHANGE_STREAM_WRITE 0x00000800 | |
1178 | ||
1179 | #define FILE_ACTION_ADDED 0x00000001 | |
1180 | #define FILE_ACTION_REMOVED 0x00000002 | |
1181 | #define FILE_ACTION_MODIFIED 0x00000003 | |
1182 | #define FILE_ACTION_RENAMED_OLD_NAME 0x00000004 | |
1183 | #define FILE_ACTION_RENAMED_NEW_NAME 0x00000005 | |
1184 | #define FILE_ACTION_ADDED_STREAM 0x00000006 | |
1185 | #define FILE_ACTION_REMOVED_STREAM 0x00000007 | |
1186 | #define FILE_ACTION_MODIFIED_STREAM 0x00000008 | |
1187 | ||
1188 | /* response contains array of the following structures */ | |
1189 | struct file_notify_information { | |
1190 | __le32 NextEntryOffset; | |
1191 | __le32 Action; | |
1192 | __le32 FileNameLength; | |
1193 | __u8 FileName[0]; | |
0753ca7b | 1194 | } __attribute__((packed)); |
1da177e4 LT |
1195 | |
1196 | struct reparse_data { | |
1197 | __u32 ReparseTag; | |
1198 | __u16 ReparseDataLength; | |
1199 | __u16 Reserved; | |
1200 | __u16 AltNameOffset; | |
1201 | __u16 AltNameLen; | |
1202 | __u16 TargetNameOffset; | |
1203 | __u16 TargetNameLen; | |
1204 | char LinkNamesBuf[1]; | |
0753ca7b | 1205 | } __attribute__((packed)); |
1da177e4 LT |
1206 | |
1207 | struct cifs_quota_data { | |
1208 | __u32 rsrvd1; /* 0 */ | |
1209 | __u32 sid_size; | |
1210 | __u64 rsrvd2; /* 0 */ | |
1211 | __u64 space_used; | |
1212 | __u64 soft_limit; | |
1213 | __u64 hard_limit; | |
1214 | char sid[1]; /* variable size? */ | |
0753ca7b | 1215 | } __attribute__((packed)); |
1da177e4 LT |
1216 | |
1217 | /* quota sub commands */ | |
1218 | #define QUOTA_LIST_CONTINUE 0 | |
1219 | #define QUOTA_LIST_START 0x100 | |
1220 | #define QUOTA_FOR_SID 0x101 | |
1221 | ||
1222 | struct trans2_req { | |
1223 | /* struct smb_hdr hdr precedes. Set wct = 14+ */ | |
1224 | __le16 TotalParameterCount; | |
1225 | __le16 TotalDataCount; | |
1226 | __le16 MaxParameterCount; | |
1227 | __le16 MaxDataCount; | |
1228 | __u8 MaxSetupCount; | |
1229 | __u8 Reserved; | |
1230 | __le16 Flags; | |
1231 | __le32 Timeout; | |
1232 | __u16 Reserved2; | |
1233 | __le16 ParameterCount; | |
1234 | __le16 ParameterOffset; | |
1235 | __le16 DataCount; | |
1236 | __le16 DataOffset; | |
1237 | __u8 SetupCount; | |
1238 | __u8 Reserved3; | |
1239 | __le16 SubCommand; /* 1st setup word - SetupCount words follow */ | |
1240 | __le16 ByteCount; | |
0753ca7b | 1241 | } __attribute__((packed)); |
1da177e4 LT |
1242 | |
1243 | struct smb_t2_req { | |
1244 | struct smb_hdr hdr; | |
1245 | struct trans2_req t2_req; | |
0753ca7b | 1246 | } __attribute__((packed)); |
1da177e4 LT |
1247 | |
1248 | struct trans2_resp { | |
1249 | /* struct smb_hdr hdr precedes. Note wct = 10 + setup count */ | |
1250 | __le16 TotalParameterCount; | |
1251 | __le16 TotalDataCount; | |
1252 | __u16 Reserved; | |
1253 | __le16 ParameterCount; | |
1254 | __le16 ParameterOffset; | |
1255 | __le16 ParameterDisplacement; | |
1256 | __le16 DataCount; | |
1257 | __le16 DataOffset; | |
1258 | __le16 DataDisplacement; | |
1259 | __u8 SetupCount; | |
1260 | __u8 Reserved1; | |
1261 | /* SetupWords[SetupCount]; | |
1262 | __u16 ByteCount; | |
1263 | __u16 Reserved2;*/ | |
1264 | /* data area follows */ | |
0753ca7b | 1265 | } __attribute__((packed)); |
1da177e4 LT |
1266 | |
1267 | struct smb_t2_rsp { | |
1268 | struct smb_hdr hdr; | |
1269 | struct trans2_resp t2_rsp; | |
0753ca7b | 1270 | } __attribute__((packed)); |
1da177e4 LT |
1271 | |
1272 | /* PathInfo/FileInfo infolevels */ | |
1273 | #define SMB_INFO_STANDARD 1 | |
1274 | #define SMB_SET_FILE_EA 2 | |
1275 | #define SMB_QUERY_FILE_EA_SIZE 2 | |
1276 | #define SMB_INFO_QUERY_EAS_FROM_LIST 3 | |
1277 | #define SMB_INFO_QUERY_ALL_EAS 4 | |
1278 | #define SMB_INFO_IS_NAME_VALID 6 | |
1279 | #define SMB_QUERY_FILE_BASIC_INFO 0x101 | |
1280 | #define SMB_QUERY_FILE_STANDARD_INFO 0x102 | |
1281 | #define SMB_QUERY_FILE_EA_INFO 0x103 | |
1282 | #define SMB_QUERY_FILE_NAME_INFO 0x104 | |
1283 | #define SMB_QUERY_FILE_ALLOCATION_INFO 0x105 | |
1284 | #define SMB_QUERY_FILE_END_OF_FILEINFO 0x106 | |
1285 | #define SMB_QUERY_FILE_ALL_INFO 0x107 | |
1286 | #define SMB_QUERY_ALT_NAME_INFO 0x108 | |
1287 | #define SMB_QUERY_FILE_STREAM_INFO 0x109 | |
1288 | #define SMB_QUERY_FILE_COMPRESSION_INFO 0x10B | |
1289 | #define SMB_QUERY_FILE_UNIX_BASIC 0x200 | |
1290 | #define SMB_QUERY_FILE_UNIX_LINK 0x201 | |
1291 | #define SMB_QUERY_POSIX_ACL 0x204 | |
1292 | #define SMB_QUERY_XATTR 0x205 | |
1293 | #define SMB_QUERY_ATTR_FLAGS 0x206 /* append,immutable etc. */ | |
f654bac2 SF |
1294 | #define SMB_QUERY_POSIX_PERMISSION 0x207 |
1295 | #define SMB_QUERY_POSIX_LOCK 0x208 | |
1da177e4 LT |
1296 | #define SMB_QUERY_FILE_INTERNAL_INFO 0x3ee |
1297 | #define SMB_QUERY_FILE_ACCESS_INFO 0x3f0 | |
1298 | #define SMB_QUERY_FILE_NAME_INFO2 0x3f1 /* 0x30 bytes */ | |
1299 | #define SMB_QUERY_FILE_POSITION_INFO 0x3f6 | |
1300 | #define SMB_QUERY_FILE_MODE_INFO 0x3f8 | |
1301 | #define SMB_QUERY_FILE_ALGN_INFO 0x3f9 | |
1302 | ||
1303 | ||
1304 | #define SMB_SET_FILE_BASIC_INFO 0x101 | |
1305 | #define SMB_SET_FILE_DISPOSITION_INFO 0x102 | |
1306 | #define SMB_SET_FILE_ALLOCATION_INFO 0x103 | |
1307 | #define SMB_SET_FILE_END_OF_FILE_INFO 0x104 | |
1308 | #define SMB_SET_FILE_UNIX_BASIC 0x200 | |
1309 | #define SMB_SET_FILE_UNIX_LINK 0x201 | |
1310 | #define SMB_SET_FILE_UNIX_HLINK 0x203 | |
1311 | #define SMB_SET_POSIX_ACL 0x204 | |
1312 | #define SMB_SET_XATTR 0x205 | |
1313 | #define SMB_SET_ATTR_FLAGS 0x206 /* append, immutable etc. */ | |
f654bac2 | 1314 | #define SMB_SET_POSIX_LOCK 0x208 |
1da177e4 LT |
1315 | #define SMB_SET_FILE_BASIC_INFO2 0x3ec |
1316 | #define SMB_SET_FILE_RENAME_INFORMATION 0x3f2 /* BB check if qpathinfo level too */ | |
1317 | #define SMB_FILE_ALL_INFO2 0x3fa | |
1318 | #define SMB_SET_FILE_ALLOCATION_INFO2 0x3fb | |
1319 | #define SMB_SET_FILE_END_OF_FILE_INFO2 0x3fc | |
1320 | #define SMB_FILE_MOVE_CLUSTER_INFO 0x407 | |
1321 | #define SMB_FILE_QUOTA_INFO 0x408 | |
1322 | #define SMB_FILE_REPARSEPOINT_INFO 0x409 | |
1323 | #define SMB_FILE_MAXIMUM_INFO 0x40d | |
1324 | ||
1325 | /* Find File infolevels */ | |
1326 | #define SMB_FIND_FILE_DIRECTORY_INFO 0x101 | |
1327 | #define SMB_FIND_FILE_FULL_DIRECTORY_INFO 0x102 | |
1328 | #define SMB_FIND_FILE_NAMES_INFO 0x103 | |
1329 | #define SMB_FIND_FILE_BOTH_DIRECTORY_INFO 0x104 | |
1330 | #define SMB_FIND_FILE_ID_FULL_DIR_INFO 0x105 | |
1331 | #define SMB_FIND_FILE_ID_BOTH_DIR_INFO 0x106 | |
1332 | #define SMB_FIND_FILE_UNIX 0x202 | |
1333 | ||
1334 | typedef struct smb_com_transaction2_qpi_req { | |
1335 | struct smb_hdr hdr; /* wct = 14+ */ | |
1336 | __le16 TotalParameterCount; | |
1337 | __le16 TotalDataCount; | |
1338 | __le16 MaxParameterCount; | |
1339 | __le16 MaxDataCount; | |
1340 | __u8 MaxSetupCount; | |
1341 | __u8 Reserved; | |
1342 | __le16 Flags; | |
1343 | __le32 Timeout; | |
1344 | __u16 Reserved2; | |
1345 | __le16 ParameterCount; | |
1346 | __le16 ParameterOffset; | |
1347 | __le16 DataCount; | |
1348 | __le16 DataOffset; | |
1349 | __u8 SetupCount; | |
1350 | __u8 Reserved3; | |
1351 | __le16 SubCommand; /* one setup word */ | |
1352 | __le16 ByteCount; | |
1353 | __u8 Pad; | |
1354 | __le16 InformationLevel; | |
1355 | __u32 Reserved4; | |
1356 | char FileName[1]; | |
0753ca7b | 1357 | } __attribute__((packed)) TRANSACTION2_QPI_REQ; |
1da177e4 LT |
1358 | |
1359 | typedef struct smb_com_transaction2_qpi_rsp { | |
1360 | struct smb_hdr hdr; /* wct = 10 + SetupCount */ | |
1361 | struct trans2_resp t2; | |
1362 | __u16 ByteCount; | |
1363 | __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ | |
0753ca7b | 1364 | } __attribute__((packed)) TRANSACTION2_QPI_RSP; |
1da177e4 LT |
1365 | |
1366 | typedef struct smb_com_transaction2_spi_req { | |
1367 | struct smb_hdr hdr; /* wct = 15 */ | |
1368 | __le16 TotalParameterCount; | |
1369 | __le16 TotalDataCount; | |
1370 | __le16 MaxParameterCount; | |
1371 | __le16 MaxDataCount; | |
1372 | __u8 MaxSetupCount; | |
1373 | __u8 Reserved; | |
1374 | __le16 Flags; | |
1375 | __le32 Timeout; | |
1376 | __u16 Reserved2; | |
1377 | __le16 ParameterCount; | |
1378 | __le16 ParameterOffset; | |
1379 | __le16 DataCount; | |
1380 | __le16 DataOffset; | |
1381 | __u8 SetupCount; | |
1382 | __u8 Reserved3; | |
1383 | __le16 SubCommand; /* one setup word */ | |
1384 | __le16 ByteCount; | |
1385 | __u8 Pad; | |
1386 | __u16 Pad1; | |
1387 | __le16 InformationLevel; | |
1388 | __u32 Reserved4; | |
1389 | char FileName[1]; | |
0753ca7b | 1390 | } __attribute__((packed)) TRANSACTION2_SPI_REQ; |
1da177e4 LT |
1391 | |
1392 | typedef struct smb_com_transaction2_spi_rsp { | |
1393 | struct smb_hdr hdr; /* wct = 10 + SetupCount */ | |
1394 | struct trans2_resp t2; | |
1395 | __u16 ByteCount; | |
1396 | __u16 Reserved2; /* parameter word reserved - present for infolevels > 100 */ | |
0753ca7b | 1397 | } __attribute__((packed)) TRANSACTION2_SPI_RSP; |
1da177e4 LT |
1398 | |
1399 | struct set_file_rename { | |
1400 | __le32 overwrite; /* 1 = overwrite dest */ | |
1401 | __u32 root_fid; /* zero */ | |
1402 | __le32 target_name_len; | |
1403 | char target_name[0]; /* Must be unicode */ | |
0753ca7b | 1404 | } __attribute__((packed)); |
1da177e4 LT |
1405 | |
1406 | struct smb_com_transaction2_sfi_req { | |
1407 | struct smb_hdr hdr; /* wct = 15 */ | |
1408 | __le16 TotalParameterCount; | |
1409 | __le16 TotalDataCount; | |
1410 | __le16 MaxParameterCount; | |
1411 | __le16 MaxDataCount; | |
1412 | __u8 MaxSetupCount; | |
1413 | __u8 Reserved; | |
1414 | __le16 Flags; | |
1415 | __le32 Timeout; | |
1416 | __u16 Reserved2; | |
1417 | __le16 ParameterCount; | |
1418 | __le16 ParameterOffset; | |
1419 | __le16 DataCount; | |
1420 | __le16 DataOffset; | |
1421 | __u8 SetupCount; | |
1422 | __u8 Reserved3; | |
1423 | __le16 SubCommand; /* one setup word */ | |
1424 | __le16 ByteCount; | |
1425 | __u8 Pad; | |
1426 | __u16 Pad1; | |
1427 | __u16 Fid; | |
1428 | __le16 InformationLevel; | |
1429 | __u16 Reserved4; | |
0753ca7b | 1430 | } __attribute__((packed)); |
1da177e4 LT |
1431 | |
1432 | struct smb_com_transaction2_sfi_rsp { | |
1433 | struct smb_hdr hdr; /* wct = 10 + SetupCount */ | |
1434 | struct trans2_resp t2; | |
1435 | __u16 ByteCount; | |
f654bac2 SF |
1436 | __u16 Reserved2; /* parameter word reserved - |
1437 | present for infolevels > 100 */ | |
0753ca7b | 1438 | } __attribute__((packed)); |
f654bac2 SF |
1439 | |
1440 | struct smb_t2_qfi_req { | |
1441 | struct smb_hdr hdr; | |
1442 | struct trans2_req t2; | |
1443 | __u8 Pad; | |
f654bac2 SF |
1444 | __u16 Fid; |
1445 | __le16 InformationLevel; | |
0753ca7b | 1446 | } __attribute__((packed)); |
1da177e4 | 1447 | |
f654bac2 SF |
1448 | struct smb_t2_qfi_rsp { |
1449 | struct smb_hdr hdr; /* wct = 10 + SetupCount */ | |
1450 | struct trans2_resp t2; | |
1451 | __u16 ByteCount; | |
1452 | __u16 Reserved2; /* parameter word reserved - | |
1453 | present for infolevels > 100 */ | |
0753ca7b | 1454 | } __attribute__((packed)); |
1da177e4 LT |
1455 | |
1456 | /* | |
1457 | * Flags on T2 FINDFIRST and FINDNEXT | |
1458 | */ | |
1459 | #define CIFS_SEARCH_CLOSE_ALWAYS 0x0001 | |
1460 | #define CIFS_SEARCH_CLOSE_AT_END 0x0002 | |
1461 | #define CIFS_SEARCH_RETURN_RESUME 0x0004 | |
1462 | #define CIFS_SEARCH_CONTINUE_FROM_LAST 0x0008 | |
1463 | #define CIFS_SEARCH_BACKUP_SEARCH 0x0010 | |
1464 | ||
1465 | /* | |
1466 | * Size of the resume key on FINDFIRST and FINDNEXT calls | |
1467 | */ | |
1468 | #define CIFS_SMB_RESUME_KEY_SIZE 4 | |
1469 | ||
1470 | typedef struct smb_com_transaction2_ffirst_req { | |
1471 | struct smb_hdr hdr; /* wct = 15 */ | |
1472 | __le16 TotalParameterCount; | |
1473 | __le16 TotalDataCount; | |
1474 | __le16 MaxParameterCount; | |
1475 | __le16 MaxDataCount; | |
1476 | __u8 MaxSetupCount; | |
1477 | __u8 Reserved; | |
1478 | __le16 Flags; | |
1479 | __le32 Timeout; | |
1480 | __u16 Reserved2; | |
1481 | __le16 ParameterCount; | |
1482 | __le16 ParameterOffset; | |
1483 | __le16 DataCount; | |
1484 | __le16 DataOffset; | |
1485 | __u8 SetupCount; /* one */ | |
1486 | __u8 Reserved3; | |
1487 | __le16 SubCommand; /* TRANS2_FIND_FIRST */ | |
1488 | __le16 ByteCount; | |
1489 | __u8 Pad; | |
1490 | __le16 SearchAttributes; | |
1491 | __le16 SearchCount; | |
1492 | __le16 SearchFlags; | |
1493 | __le16 InformationLevel; | |
1494 | __le32 SearchStorageType; | |
1495 | char FileName[1]; | |
0753ca7b | 1496 | } __attribute__((packed)) TRANSACTION2_FFIRST_REQ; |
1da177e4 LT |
1497 | |
1498 | typedef struct smb_com_transaction2_ffirst_rsp { | |
1499 | struct smb_hdr hdr; /* wct = 10 */ | |
1500 | struct trans2_resp t2; | |
1501 | __u16 ByteCount; | |
0753ca7b | 1502 | } __attribute__((packed)) TRANSACTION2_FFIRST_RSP; |
1da177e4 LT |
1503 | |
1504 | typedef struct smb_com_transaction2_ffirst_rsp_parms { | |
1505 | __u16 SearchHandle; | |
1506 | __le16 SearchCount; | |
1507 | __le16 EndofSearch; | |
1508 | __le16 EAErrorOffset; | |
1509 | __le16 LastNameOffset; | |
0753ca7b | 1510 | } __attribute__((packed)) T2_FFIRST_RSP_PARMS; |
1da177e4 LT |
1511 | |
1512 | typedef struct smb_com_transaction2_fnext_req { | |
1513 | struct smb_hdr hdr; /* wct = 15 */ | |
1514 | __le16 TotalParameterCount; | |
1515 | __le16 TotalDataCount; | |
1516 | __le16 MaxParameterCount; | |
1517 | __le16 MaxDataCount; | |
1518 | __u8 MaxSetupCount; | |
1519 | __u8 Reserved; | |
1520 | __le16 Flags; | |
1521 | __le32 Timeout; | |
1522 | __u16 Reserved2; | |
1523 | __le16 ParameterCount; | |
1524 | __le16 ParameterOffset; | |
1525 | __le16 DataCount; | |
1526 | __le16 DataOffset; | |
1527 | __u8 SetupCount; /* one */ | |
1528 | __u8 Reserved3; | |
1529 | __le16 SubCommand; /* TRANS2_FIND_NEXT */ | |
1530 | __le16 ByteCount; | |
1531 | __u8 Pad; | |
1532 | __u16 SearchHandle; | |
1533 | __le16 SearchCount; | |
1534 | __le16 InformationLevel; | |
1535 | __u32 ResumeKey; | |
1536 | __le16 SearchFlags; | |
1537 | char ResumeFileName[1]; | |
0753ca7b | 1538 | } __attribute__((packed)) TRANSACTION2_FNEXT_REQ; |
1da177e4 LT |
1539 | |
1540 | typedef struct smb_com_transaction2_fnext_rsp { | |
1541 | struct smb_hdr hdr; /* wct = 10 */ | |
1542 | struct trans2_resp t2; | |
1543 | __u16 ByteCount; | |
0753ca7b | 1544 | } __attribute__((packed)) TRANSACTION2_FNEXT_RSP; |
1da177e4 LT |
1545 | |
1546 | typedef struct smb_com_transaction2_fnext_rsp_parms { | |
1547 | __le16 SearchCount; | |
1548 | __le16 EndofSearch; | |
1549 | __le16 EAErrorOffset; | |
1550 | __le16 LastNameOffset; | |
0753ca7b | 1551 | } __attribute__((packed)) T2_FNEXT_RSP_PARMS; |
1da177e4 LT |
1552 | |
1553 | /* QFSInfo Levels */ | |
1554 | #define SMB_INFO_ALLOCATION 1 | |
1555 | #define SMB_INFO_VOLUME 2 | |
1556 | #define SMB_QUERY_FS_VOLUME_INFO 0x102 | |
1557 | #define SMB_QUERY_FS_SIZE_INFO 0x103 | |
1558 | #define SMB_QUERY_FS_DEVICE_INFO 0x104 | |
1559 | #define SMB_QUERY_FS_ATTRIBUTE_INFO 0x105 | |
1560 | #define SMB_QUERY_CIFS_UNIX_INFO 0x200 | |
1561 | #define SMB_QUERY_POSIX_FS_INFO 0x201 | |
1562 | #define SMB_QUERY_LABEL_INFO 0x3ea | |
1563 | #define SMB_QUERY_FS_QUOTA_INFO 0x3ee | |
1564 | #define SMB_QUERY_FS_FULL_SIZE_INFO 0x3ef | |
1565 | #define SMB_QUERY_OBJECTID_INFO 0x3f0 | |
1566 | ||
1567 | typedef struct smb_com_transaction2_qfsi_req { | |
1568 | struct smb_hdr hdr; /* wct = 14+ */ | |
1569 | __le16 TotalParameterCount; | |
1570 | __le16 TotalDataCount; | |
1571 | __le16 MaxParameterCount; | |
1572 | __le16 MaxDataCount; | |
1573 | __u8 MaxSetupCount; | |
1574 | __u8 Reserved; | |
1575 | __le16 Flags; | |
1576 | __le32 Timeout; | |
1577 | __u16 Reserved2; | |
1578 | __le16 ParameterCount; | |
1579 | __le16 ParameterOffset; | |
1580 | __le16 DataCount; | |
1581 | __le16 DataOffset; | |
1582 | __u8 SetupCount; | |
1583 | __u8 Reserved3; | |
1584 | __le16 SubCommand; /* one setup word */ | |
1585 | __le16 ByteCount; | |
1586 | __u8 Pad; | |
1587 | __le16 InformationLevel; | |
0753ca7b | 1588 | } __attribute__((packed)) TRANSACTION2_QFSI_REQ; |
1da177e4 LT |
1589 | |
1590 | typedef struct smb_com_transaction_qfsi_rsp { | |
1591 | struct smb_hdr hdr; /* wct = 10 + SetupCount */ | |
1592 | struct trans2_resp t2; | |
1593 | __u16 ByteCount; | |
1594 | __u8 Pad; /* may be three bytes *//* followed by data area */ | |
0753ca7b | 1595 | } __attribute__((packed)) TRANSACTION2_QFSI_RSP; |
1da177e4 | 1596 | |
ac67055e JA |
1597 | |
1598 | /* SETFSInfo Levels */ | |
1599 | #define SMB_SET_CIFS_UNIX_INFO 0x200 | |
1600 | typedef struct smb_com_transaction2_setfsi_req { | |
1601 | struct smb_hdr hdr; /* wct = 15 */ | |
1602 | __le16 TotalParameterCount; | |
1603 | __le16 TotalDataCount; | |
1604 | __le16 MaxParameterCount; | |
1605 | __le16 MaxDataCount; | |
1606 | __u8 MaxSetupCount; | |
1607 | __u8 Reserved; | |
1608 | __le16 Flags; | |
1609 | __le32 Timeout; | |
1610 | __u16 Reserved2; | |
1611 | __le16 ParameterCount; /* 4 */ | |
1612 | __le16 ParameterOffset; | |
1613 | __le16 DataCount; /* 12 */ | |
1614 | __le16 DataOffset; | |
1615 | __u8 SetupCount; /* one */ | |
1616 | __u8 Reserved3; | |
1617 | __le16 SubCommand; /* TRANS2_SET_FS_INFORMATION */ | |
1618 | __le16 ByteCount; | |
1619 | __u8 Pad; | |
1620 | __u16 FileNum; /* Parameters start. */ | |
1621 | __le16 InformationLevel;/* Parameters end. */ | |
1622 | __le16 ClientUnixMajor; /* Data start. */ | |
1623 | __le16 ClientUnixMinor; | |
1624 | __le64 ClientUnixCap; /* Data end */ | |
0753ca7b | 1625 | } __attribute__((packed)) TRANSACTION2_SETFSI_REQ; |
ac67055e JA |
1626 | |
1627 | typedef struct smb_com_transaction2_setfsi_rsp { | |
1628 | struct smb_hdr hdr; /* wct = 10 */ | |
1629 | struct trans2_resp t2; | |
1630 | __u16 ByteCount; | |
0753ca7b | 1631 | } __attribute__((packed)) TRANSACTION2_SETFSI_RSP; |
ac67055e JA |
1632 | |
1633 | ||
1da177e4 LT |
1634 | typedef struct smb_com_transaction2_get_dfs_refer_req { |
1635 | struct smb_hdr hdr; /* wct = 15 */ | |
1636 | __le16 TotalParameterCount; | |
1637 | __le16 TotalDataCount; | |
1638 | __le16 MaxParameterCount; | |
1639 | __le16 MaxDataCount; | |
1640 | __u8 MaxSetupCount; | |
1641 | __u8 Reserved; | |
1642 | __le16 Flags; | |
1643 | __le32 Timeout; | |
1644 | __u16 Reserved2; | |
1645 | __le16 ParameterCount; | |
1646 | __le16 ParameterOffset; | |
1647 | __le16 DataCount; | |
1648 | __le16 DataOffset; | |
1649 | __u8 SetupCount; | |
1650 | __u8 Reserved3; | |
1651 | __le16 SubCommand; /* one setup word */ | |
1652 | __le16 ByteCount; | |
1653 | __u8 Pad[3]; /* Win2K has sent 0x0F01 (max resp length perhaps?) followed by one byte pad - doesn't seem to matter though */ | |
1654 | __le16 MaxReferralLevel; | |
1655 | char RequestFileName[1]; | |
0753ca7b | 1656 | } __attribute__((packed)) TRANSACTION2_GET_DFS_REFER_REQ; |
1da177e4 LT |
1657 | |
1658 | typedef struct dfs_referral_level_3 { | |
1659 | __le16 VersionNumber; | |
1660 | __le16 ReferralSize; | |
1661 | __le16 ServerType; /* 0x0001 = CIFS server */ | |
1662 | __le16 ReferralFlags; /* or proximity - not clear which since always set to zero - SNIA spec says 0x01 means strip off PathConsumed chars before submitting RequestFileName to remote node */ | |
1663 | __le16 TimeToLive; | |
1664 | __le16 Proximity; | |
1665 | __le16 DfsPathOffset; | |
1666 | __le16 DfsAlternatePathOffset; | |
1667 | __le16 NetworkAddressOffset; | |
0753ca7b | 1668 | } __attribute__((packed)) REFERRAL3; |
1da177e4 LT |
1669 | |
1670 | typedef struct smb_com_transaction_get_dfs_refer_rsp { | |
1671 | struct smb_hdr hdr; /* wct = 10 */ | |
1672 | struct trans2_resp t2; | |
1673 | __u16 ByteCount; | |
1674 | __u8 Pad; | |
1675 | __le16 PathConsumed; | |
1676 | __le16 NumberOfReferrals; | |
1677 | __le16 DFSFlags; | |
1678 | __u16 Pad2; | |
1679 | REFERRAL3 referrals[1]; /* array of level 3 dfs_referral structures */ | |
1680 | /* followed by the strings pointed to by the referral structures */ | |
0753ca7b | 1681 | } __attribute__((packed)) TRANSACTION2_GET_DFS_REFER_RSP; |
1da177e4 LT |
1682 | |
1683 | /* DFS Flags */ | |
1684 | #define DFSREF_REFERRAL_SERVER 0x0001 | |
1685 | #define DFSREF_STORAGE_SERVER 0x0002 | |
1686 | ||
1687 | /* IOCTL information */ | |
1688 | /* List of ioctl function codes that look to be of interest to remote clients like this. */ | |
1689 | /* Need to do some experimentation to make sure they all work remotely. */ | |
1690 | /* Some of the following such as the encryption/compression ones would be */ | |
1691 | /* invoked from tools via a specialized hook into the VFS rather than via the */ | |
1692 | /* standard vfs entry points */ | |
1693 | #define FSCTL_REQUEST_OPLOCK_LEVEL_1 0x00090000 | |
1694 | #define FSCTL_REQUEST_OPLOCK_LEVEL_2 0x00090004 | |
1695 | #define FSCTL_REQUEST_BATCH_OPLOCK 0x00090008 | |
1696 | #define FSCTL_LOCK_VOLUME 0x00090018 | |
1697 | #define FSCTL_UNLOCK_VOLUME 0x0009001C | |
1698 | #define FSCTL_GET_COMPRESSION 0x0009003C | |
1699 | #define FSCTL_SET_COMPRESSION 0x0009C040 | |
1700 | #define FSCTL_REQUEST_FILTER_OPLOCK 0x0009008C | |
1701 | #define FSCTL_FILESYS_GET_STATISTICS 0x00090090 | |
1702 | #define FSCTL_SET_REPARSE_POINT 0x000900A4 | |
1703 | #define FSCTL_GET_REPARSE_POINT 0x000900A8 | |
1704 | #define FSCTL_DELETE_REPARSE_POINT 0x000900AC | |
1705 | #define FSCTL_SET_SPARSE 0x000900C4 | |
1706 | #define FSCTL_SET_ZERO_DATA 0x000900C8 | |
1707 | #define FSCTL_SET_ENCRYPTION 0x000900D7 | |
1708 | #define FSCTL_ENCRYPTION_FSCTL_IO 0x000900DB | |
1709 | #define FSCTL_WRITE_RAW_ENCRYPTED 0x000900DF | |
1710 | #define FSCTL_READ_RAW_ENCRYPTED 0x000900E3 | |
1711 | #define FSCTL_SIS_COPYFILE 0x00090100 | |
1712 | #define FSCTL_SIS_LINK_FILES 0x0009C104 | |
1713 | ||
1714 | #define IO_REPARSE_TAG_MOUNT_POINT 0xA0000003 | |
1715 | #define IO_REPARSE_TAG_HSM 0xC0000004 | |
1716 | #define IO_REPARSE_TAG_SIS 0x80000007 | |
1717 | ||
1718 | /* | |
1719 | ************************************************************************ | |
1720 | * All structs for everything above the SMB PDUs themselves | |
1721 | * (such as the T2 level specific data) go here | |
1722 | ************************************************************************ | |
1723 | */ | |
1724 | ||
1725 | /* | |
1726 | * Information on a server | |
1727 | */ | |
1728 | ||
1729 | struct serverInfo { | |
1730 | char name[16]; | |
1731 | unsigned char versionMajor; | |
1732 | unsigned char versionMinor; | |
1733 | unsigned long type; | |
1734 | unsigned int commentOffset; | |
0753ca7b | 1735 | } __attribute__((packed)); |
1da177e4 LT |
1736 | |
1737 | /* | |
1738 | * The following structure is the format of the data returned on a NetShareEnum | |
1739 | * with level "90" (x5A) | |
1740 | */ | |
1741 | ||
1742 | struct shareInfo { | |
1743 | char shareName[13]; | |
1744 | char pad; | |
1745 | unsigned short type; | |
1746 | unsigned int commentOffset; | |
0753ca7b | 1747 | } __attribute__((packed)); |
1da177e4 LT |
1748 | |
1749 | struct aliasInfo { | |
1750 | char aliasName[9]; | |
1751 | char pad; | |
1752 | unsigned int commentOffset; | |
1753 | unsigned char type[2]; | |
0753ca7b | 1754 | } __attribute__((packed)); |
1da177e4 LT |
1755 | |
1756 | struct aliasInfo92 { | |
1757 | int aliasNameOffset; | |
1758 | int serverNameOffset; | |
1759 | int shareNameOffset; | |
0753ca7b | 1760 | } __attribute__((packed)); |
1da177e4 LT |
1761 | |
1762 | typedef struct { | |
1763 | __le64 TotalAllocationUnits; | |
1764 | __le64 FreeAllocationUnits; | |
1765 | __le32 SectorsPerAllocationUnit; | |
1766 | __le32 BytesPerSector; | |
0753ca7b | 1767 | } __attribute__((packed)) FILE_SYSTEM_INFO; /* size info, level 0x103 */ |
1da177e4 | 1768 | |
20962438 SF |
1769 | typedef struct { |
1770 | __le32 fsid; | |
1771 | __le32 SectorsPerAllocationUnit; | |
1772 | __le32 TotalAllocationUnits; | |
1773 | __le32 FreeAllocationUnits; | |
1774 | __le16 BytesPerSector; | |
0753ca7b | 1775 | } __attribute__((packed)) FILE_SYSTEM_ALLOC_INFO; |
20962438 | 1776 | |
1da177e4 LT |
1777 | typedef struct { |
1778 | __le16 MajorVersionNumber; | |
1779 | __le16 MinorVersionNumber; | |
1780 | __le64 Capability; | |
0753ca7b | 1781 | } __attribute__((packed)) FILE_SYSTEM_UNIX_INFO; /* Unix extensions info, level 0x200 */ |
ac67055e JA |
1782 | |
1783 | /* Version numbers for CIFS UNIX major and minor. */ | |
1784 | #define CIFS_UNIX_MAJOR_VERSION 1 | |
1785 | #define CIFS_UNIX_MINOR_VERSION 0 | |
1786 | ||
1da177e4 LT |
1787 | /* Linux/Unix extensions capability flags */ |
1788 | #define CIFS_UNIX_FCNTL_CAP 0x00000001 /* support for fcntl locks */ | |
f654bac2 SF |
1789 | #define CIFS_UNIX_POSIX_ACL_CAP 0x00000002 /* support getfacl/setfacl */ |
1790 | #define CIFS_UNIX_XATTR_CAP 0x00000004 /* support new namespace */ | |
1791 | #define CIFS_UNIX_EXTATTR_CAP 0x00000008 /* support chattr/chflag */ | |
ac67055e JA |
1792 | #define CIFS_UNIX_POSIX_PATHNAMES_CAP 0x00000010 /* Use POSIX pathnames on the wire. */ |
1793 | ||
f28ac91b | 1794 | #define CIFS_POSIX_EXTENSIONS 0x00000010 /* support for new QFSInfo */ |
ac67055e | 1795 | |
1da177e4 LT |
1796 | typedef struct { |
1797 | /* For undefined recommended transfer size return -1 in that field */ | |
1798 | __le32 OptimalTransferSize; /* bsize on some os, iosize on other os */ | |
1799 | __le32 BlockSize; | |
1800 | /* The next three fields are in terms of the block size. | |
1801 | (above). If block size is unknown, 4096 would be a | |
1802 | reasonable block size for a server to report. | |
1803 | Note that returning the blocks/blocksavail removes need | |
1804 | to make a second call (to QFSInfo level 0x103 to get this info. | |
1805 | UserBlockAvail is typically less than or equal to BlocksAvail, | |
1806 | if no distinction is made return the same value in each */ | |
1807 | __le64 TotalBlocks; | |
1808 | __le64 BlocksAvail; /* bfree */ | |
1809 | __le64 UserBlocksAvail; /* bavail */ | |
1810 | /* For undefined Node fields or FSID return -1 */ | |
1811 | __le64 TotalFileNodes; | |
1812 | __le64 FreeFileNodes; | |
1813 | __le64 FileSysIdentifier; /* fsid */ | |
1814 | /* NB Namelen comes from FILE_SYSTEM_ATTRIBUTE_INFO call */ | |
1815 | /* NB flags can come from FILE_SYSTEM_DEVICE_INFO call */ | |
0753ca7b | 1816 | } __attribute__((packed)) FILE_SYSTEM_POSIX_INFO; |
1da177e4 LT |
1817 | |
1818 | /* DeviceType Flags */ | |
1819 | #define FILE_DEVICE_CD_ROM 0x00000002 | |
1820 | #define FILE_DEVICE_CD_ROM_FILE_SYSTEM 0x00000003 | |
1821 | #define FILE_DEVICE_DFS 0x00000006 | |
1822 | #define FILE_DEVICE_DISK 0x00000007 | |
1823 | #define FILE_DEVICE_DISK_FILE_SYSTEM 0x00000008 | |
1824 | #define FILE_DEVICE_FILE_SYSTEM 0x00000009 | |
1825 | #define FILE_DEVICE_NAMED_PIPE 0x00000011 | |
1826 | #define FILE_DEVICE_NETWORK 0x00000012 | |
1827 | #define FILE_DEVICE_NETWORK_FILE_SYSTEM 0x00000014 | |
1828 | #define FILE_DEVICE_NULL 0x00000015 | |
1829 | #define FILE_DEVICE_PARALLEL_PORT 0x00000016 | |
1830 | #define FILE_DEVICE_PRINTER 0x00000018 | |
1831 | #define FILE_DEVICE_SERIAL_PORT 0x0000001b | |
1832 | #define FILE_DEVICE_STREAMS 0x0000001e | |
1833 | #define FILE_DEVICE_TAPE 0x0000001f | |
1834 | #define FILE_DEVICE_TAPE_FILE_SYSTEM 0x00000020 | |
1835 | #define FILE_DEVICE_VIRTUAL_DISK 0x00000024 | |
1836 | #define FILE_DEVICE_NETWORK_REDIRECTOR 0x00000028 | |
1837 | ||
1838 | typedef struct { | |
1839 | __le32 DeviceType; | |
1840 | __le32 DeviceCharacteristics; | |
0753ca7b | 1841 | } __attribute__((packed)) FILE_SYSTEM_DEVICE_INFO; /* device info, level 0x104 */ |
1da177e4 LT |
1842 | |
1843 | typedef struct { | |
1844 | __le32 Attributes; | |
1845 | __le32 MaxPathNameComponentLength; | |
1846 | __le32 FileSystemNameLen; | |
1847 | char FileSystemName[52]; /* do not really need to save this - so potentially get only subset of name */ | |
0753ca7b | 1848 | } __attribute__((packed)) FILE_SYSTEM_ATTRIBUTE_INFO; |
1da177e4 LT |
1849 | |
1850 | /******************************************************************************/ | |
1851 | /* QueryFileInfo/QueryPathinfo (also for SetPath/SetFile) data buffer formats */ | |
1852 | /******************************************************************************/ | |
1853 | typedef struct { /* data block encoding of response to level 263 QPathInfo */ | |
1854 | __le64 CreationTime; | |
1855 | __le64 LastAccessTime; | |
1856 | __le64 LastWriteTime; | |
1857 | __le64 ChangeTime; | |
1858 | __le32 Attributes; | |
1859 | __u32 Pad1; | |
1860 | __le64 AllocationSize; | |
1861 | __le64 EndOfFile; /* size ie offset to first free byte in file */ | |
1862 | __le32 NumberOfLinks; /* hard links */ | |
1863 | __u8 DeletePending; | |
1864 | __u8 Directory; | |
1865 | __u16 Pad2; | |
1866 | __u64 IndexNumber; | |
1867 | __le32 EASize; | |
1868 | __le32 AccessFlags; | |
1869 | __u64 IndexNumber1; | |
1870 | __le64 CurrentByteOffset; | |
1871 | __le32 Mode; | |
1872 | __le32 AlignmentRequirement; | |
1873 | __le32 FileNameLength; | |
1874 | char FileName[1]; | |
0753ca7b | 1875 | } __attribute__((packed)) FILE_ALL_INFO; /* level 0x107 QPathInfo */ |
1da177e4 LT |
1876 | |
1877 | /* defines for enumerating possible values of the Unix type field below */ | |
1878 | #define UNIX_FILE 0 | |
1879 | #define UNIX_DIR 1 | |
1880 | #define UNIX_SYMLINK 2 | |
1881 | #define UNIX_CHARDEV 3 | |
1882 | #define UNIX_BLOCKDEV 4 | |
1883 | #define UNIX_FIFO 5 | |
1884 | #define UNIX_SOCKET 6 | |
1885 | typedef struct { | |
1886 | __le64 EndOfFile; | |
1887 | __le64 NumOfBytes; | |
1888 | __le64 LastStatusChange; /*SNIA specs DCE time for the 3 time fields */ | |
1889 | __le64 LastAccessTime; | |
1890 | __le64 LastModificationTime; | |
1891 | __le64 Uid; | |
1892 | __le64 Gid; | |
1893 | __le32 Type; | |
1894 | __le64 DevMajor; | |
1895 | __le64 DevMinor; | |
1896 | __u64 UniqueId; | |
1897 | __le64 Permissions; | |
1898 | __le64 Nlinks; | |
0753ca7b | 1899 | } __attribute__((packed)) FILE_UNIX_BASIC_INFO; /* level 0x200 QPathInfo */ |
1da177e4 LT |
1900 | |
1901 | typedef struct { | |
1902 | char LinkDest[1]; | |
0753ca7b | 1903 | } __attribute__((packed)) FILE_UNIX_LINK_INFO; /* level 0x201 QPathInfo */ |
1da177e4 LT |
1904 | |
1905 | /* The following three structures are needed only for | |
1906 | setting time to NT4 and some older servers via | |
1907 | the primitive DOS time format */ | |
1908 | typedef struct { | |
1909 | __u16 Day:5; | |
1910 | __u16 Month:4; | |
1911 | __u16 Year:7; | |
0753ca7b | 1912 | } __attribute__((packed)) SMB_DATE; |
1da177e4 LT |
1913 | |
1914 | typedef struct { | |
1915 | __u16 TwoSeconds:5; | |
1916 | __u16 Minutes:6; | |
1917 | __u16 Hours:5; | |
0753ca7b | 1918 | } __attribute__((packed)) SMB_TIME; |
1da177e4 LT |
1919 | |
1920 | typedef struct { | |
1921 | __le16 CreationDate; /* SMB Date see above */ | |
1922 | __le16 CreationTime; /* SMB Time */ | |
1923 | __le16 LastAccessDate; | |
1924 | __le16 LastAccessTime; | |
1925 | __le16 LastWriteDate; | |
1926 | __le16 LastWriteTime; | |
1927 | __le32 DataSize; /* File Size (EOF) */ | |
1928 | __le32 AllocationSize; | |
1929 | __le16 Attributes; /* verify not u32 */ | |
1930 | __le32 EASize; | |
0753ca7b | 1931 | } __attribute__((packed)) FILE_INFO_STANDARD; /* level 1 SetPath/FileInfo */ |
1da177e4 LT |
1932 | |
1933 | typedef struct { | |
1934 | __le64 CreationTime; | |
1935 | __le64 LastAccessTime; | |
1936 | __le64 LastWriteTime; | |
1937 | __le64 ChangeTime; | |
1938 | __le32 Attributes; | |
1939 | __u32 Pad; | |
0753ca7b | 1940 | } __attribute__((packed)) FILE_BASIC_INFO; /* size info, level 0x101 */ |
1da177e4 LT |
1941 | |
1942 | struct file_allocation_info { | |
1943 | __le64 AllocationSize; /* Note old Samba srvr rounds this up too much */ | |
0753ca7b | 1944 | } __attribute__((packed)); /* size used on disk, level 0x103 for set, 0x105 for query */ |
1da177e4 LT |
1945 | |
1946 | struct file_end_of_file_info { | |
1947 | __le64 FileSize; /* offset to end of file */ | |
0753ca7b | 1948 | } __attribute__((packed)); /* size info, level 0x104 for set, 0x106 for query */ |
1da177e4 LT |
1949 | |
1950 | struct file_alt_name_info { | |
1951 | __u8 alt_name[1]; | |
0753ca7b | 1952 | } __attribute__((packed)); /* level 0x0108 */ |
1da177e4 LT |
1953 | |
1954 | struct file_stream_info { | |
1955 | __le32 number_of_streams; /* BB check sizes and verify location */ | |
1956 | /* followed by info on streams themselves | |
1957 | u64 size; | |
1958 | u64 allocation_size | |
1959 | stream info */ | |
1960 | }; /* level 0x109 */ | |
1961 | ||
1962 | struct file_compression_info { | |
1963 | __le64 compressed_size; | |
1964 | __le16 format; | |
1965 | __u8 unit_shift; | |
1966 | __u8 ch_shift; | |
1967 | __u8 cl_shift; | |
1968 | __u8 pad[3]; | |
0753ca7b | 1969 | } __attribute__((packed)); /* level 0x10b */ |
1da177e4 LT |
1970 | |
1971 | /* POSIX ACL set/query path info structures */ | |
1972 | #define CIFS_ACL_VERSION 1 | |
1973 | struct cifs_posix_ace { /* access control entry (ACE) */ | |
1974 | __u8 cifs_e_tag; | |
1975 | __u8 cifs_e_perm; | |
1976 | __le64 cifs_uid; /* or gid */ | |
0753ca7b | 1977 | } __attribute__((packed)); |
1da177e4 LT |
1978 | |
1979 | struct cifs_posix_acl { /* access conrol list (ACL) */ | |
1980 | __le16 version; | |
1981 | __le16 access_entry_count; /* access ACL - count of entries */ | |
1982 | __le16 default_entry_count; /* default ACL - count of entries */ | |
1983 | struct cifs_posix_ace ace_array[0]; | |
1984 | /* followed by | |
1985 | struct cifs_posix_ace default_ace_arraay[] */ | |
0753ca7b | 1986 | } __attribute__((packed)); /* level 0x204 */ |
1da177e4 LT |
1987 | |
1988 | /* types of access control entries already defined in posix_acl.h */ | |
1989 | /* #define CIFS_POSIX_ACL_USER_OBJ 0x01 | |
1990 | #define CIFS_POSIX_ACL_USER 0x02 | |
1991 | #define CIFS_POSIX_ACL_GROUP_OBJ 0x04 | |
1992 | #define CIFS_POSIX_ACL_GROUP 0x08 | |
1993 | #define CIFS_POSIX_ACL_MASK 0x10 | |
1994 | #define CIFS_POSIX_ACL_OTHER 0x20 */ | |
1995 | ||
1996 | /* types of perms */ | |
1997 | /* #define CIFS_POSIX_ACL_EXECUTE 0x01 | |
1998 | #define CIFS_POSIX_ACL_WRITE 0x02 | |
1999 | #define CIFS_POSIX_ACL_READ 0x04 */ | |
2000 | ||
2001 | /* end of POSIX ACL definitions */ | |
2002 | ||
2003 | struct file_internal_info { | |
2004 | __u64 UniqueId; /* inode number */ | |
0753ca7b | 2005 | } __attribute__((packed)); /* level 0x3ee */ |
1da177e4 LT |
2006 | struct file_mode_info { |
2007 | __le32 Mode; | |
0753ca7b | 2008 | } __attribute__((packed)); /* level 0x3f8 */ |
1da177e4 LT |
2009 | |
2010 | struct file_attrib_tag { | |
2011 | __le32 Attribute; | |
2012 | __le32 ReparseTag; | |
0753ca7b | 2013 | } __attribute__((packed)); /* level 0x40b */ |
1da177e4 LT |
2014 | |
2015 | ||
2016 | /********************************************************/ | |
2017 | /* FindFirst/FindNext transact2 data buffer formats */ | |
2018 | /********************************************************/ | |
2019 | ||
2020 | typedef struct { | |
2021 | __le32 NextEntryOffset; | |
2022 | __u32 ResumeKey; /* as with FileIndex - no need to convert */ | |
2023 | __le64 EndOfFile; | |
2024 | __le64 NumOfBytes; | |
2025 | __le64 LastStatusChange; /*SNIA specs DCE time for the 3 time fields */ | |
2026 | __le64 LastAccessTime; | |
2027 | __le64 LastModificationTime; | |
2028 | __le64 Uid; | |
2029 | __le64 Gid; | |
2030 | __le32 Type; | |
2031 | __le64 DevMajor; | |
2032 | __le64 DevMinor; | |
2033 | __u64 UniqueId; | |
2034 | __le64 Permissions; | |
2035 | __le64 Nlinks; | |
2036 | char FileName[1]; | |
0753ca7b | 2037 | } __attribute__((packed)) FILE_UNIX_INFO; /* level 0x202 */ |
1da177e4 LT |
2038 | |
2039 | typedef struct { | |
2040 | __le32 NextEntryOffset; | |
2041 | __u32 FileIndex; | |
2042 | __le64 CreationTime; | |
2043 | __le64 LastAccessTime; | |
2044 | __le64 LastWriteTime; | |
2045 | __le64 ChangeTime; | |
2046 | __le64 EndOfFile; | |
2047 | __le64 AllocationSize; | |
2048 | __le32 ExtFileAttributes; | |
2049 | __le32 FileNameLength; | |
2050 | char FileName[1]; | |
0753ca7b | 2051 | } __attribute__((packed)) FILE_DIRECTORY_INFO; /* level 0x101 FF response data area */ |
1da177e4 LT |
2052 | |
2053 | typedef struct { | |
2054 | __le32 NextEntryOffset; | |
2055 | __u32 FileIndex; | |
2056 | __le64 CreationTime; | |
2057 | __le64 LastAccessTime; | |
2058 | __le64 LastWriteTime; | |
2059 | __le64 ChangeTime; | |
2060 | __le64 EndOfFile; | |
2061 | __le64 AllocationSize; | |
2062 | __le32 ExtFileAttributes; | |
2063 | __le32 FileNameLength; | |
2064 | __le32 EaSize; /* length of the xattrs */ | |
2065 | char FileName[1]; | |
0753ca7b | 2066 | } __attribute__((packed)) FILE_FULL_DIRECTORY_INFO; /* level 0x102 FF response data area */ |
1da177e4 LT |
2067 | |
2068 | typedef struct { | |
2069 | __le32 NextEntryOffset; | |
2070 | __u32 FileIndex; | |
2071 | __le64 CreationTime; | |
2072 | __le64 LastAccessTime; | |
2073 | __le64 LastWriteTime; | |
2074 | __le64 ChangeTime; | |
2075 | __le64 EndOfFile; | |
2076 | __le64 AllocationSize; | |
2077 | __le32 ExtFileAttributes; | |
2078 | __le32 FileNameLength; | |
2079 | __le32 EaSize; /* EA size */ | |
2080 | __le32 Reserved; | |
2081 | __u64 UniqueId; /* inode num - le since Samba puts ino in low 32 bit*/ | |
2082 | char FileName[1]; | |
0753ca7b | 2083 | } __attribute__((packed)) SEARCH_ID_FULL_DIR_INFO; /* level 0x105 FF response data area */ |
1da177e4 LT |
2084 | |
2085 | typedef struct { | |
2086 | __le32 NextEntryOffset; | |
2087 | __u32 FileIndex; | |
2088 | __le64 CreationTime; | |
2089 | __le64 LastAccessTime; | |
2090 | __le64 LastWriteTime; | |
2091 | __le64 ChangeTime; | |
2092 | __le64 EndOfFile; | |
2093 | __le64 AllocationSize; | |
2094 | __le32 ExtFileAttributes; | |
2095 | __le32 FileNameLength; | |
2096 | __le32 EaSize; /* length of the xattrs */ | |
2097 | __u8 ShortNameLength; | |
2098 | __u8 Reserved; | |
2099 | __u8 ShortName[12]; | |
2100 | char FileName[1]; | |
0753ca7b | 2101 | } __attribute__((packed)) FILE_BOTH_DIRECTORY_INFO; /* level 0x104 FF response data area */ |
1da177e4 LT |
2102 | |
2103 | ||
86c96b4b SF |
2104 | struct win_dev { |
2105 | unsigned char type[8]; /* IntxCHR or IntxBLK */ | |
2106 | __le64 major; | |
2107 | __le64 minor; | |
2108 | } __attribute__((packed)); | |
2109 | ||
1da177e4 LT |
2110 | struct gea { |
2111 | unsigned char name_len; | |
2112 | char name[1]; | |
0753ca7b | 2113 | } __attribute__((packed)); |
1da177e4 LT |
2114 | |
2115 | struct gealist { | |
2116 | unsigned long list_len; | |
2117 | struct gea list[1]; | |
0753ca7b | 2118 | } __attribute__((packed)); |
1da177e4 LT |
2119 | |
2120 | struct fea { | |
2121 | unsigned char EA_flags; | |
2122 | __u8 name_len; | |
2123 | __le16 value_len; | |
2124 | char name[1]; | |
2125 | /* optionally followed by value */ | |
0753ca7b | 2126 | } __attribute__((packed)); |
1da177e4 LT |
2127 | /* flags for _FEA.fEA */ |
2128 | #define FEA_NEEDEA 0x80 /* need EA bit */ | |
2129 | ||
2130 | struct fealist { | |
2131 | __le32 list_len; | |
2132 | struct fea list[1]; | |
0753ca7b | 2133 | } __attribute__((packed)); |
1da177e4 LT |
2134 | |
2135 | /* used to hold an arbitrary blob of data */ | |
2136 | struct data_blob { | |
2137 | __u8 *data; | |
2138 | size_t length; | |
2139 | void (*free) (struct data_blob * data_blob); | |
0753ca7b | 2140 | } __attribute__((packed)); |
1da177e4 LT |
2141 | |
2142 | ||
2143 | #ifdef CONFIG_CIFS_POSIX | |
2144 | /* | |
2145 | For better POSIX semantics from Linux client, (even better | |
2146 | than the existing CIFS Unix Extensions) we need updated PDUs for: | |
2147 | ||
2148 | 1) PosixCreateX - to set and return the mode, inode#, device info and | |
2149 | perhaps add a CreateDevice - to create Pipes and other special .inodes | |
2150 | Also note POSIX open flags | |
2151 | 2) Close - to return the last write time to do cache across close more safely | |
1982c344 SF |
2152 | 3) FindFirst return unique inode number - what about resume key, two |
2153 | forms short (matches readdir) and full (enough info to cache inodes) | |
2154 | 4) Mkdir - set mode | |
1da177e4 LT |
2155 | |
2156 | And under consideration: | |
1982c344 SF |
2157 | 5) FindClose2 (return nanosecond timestamp ??) |
2158 | 6) Use nanosecond timestamps throughout all time fields if | |
1da177e4 | 2159 | corresponding attribute flag is set |
1982c344 SF |
2160 | 7) sendfile - handle based copy |
2161 | 8) Direct i/o | |
2162 | 9) Misc fcntls? | |
1da177e4 LT |
2163 | |
2164 | what about fixing 64 bit alignment | |
2165 | ||
2166 | There are also various legacy SMB/CIFS requests used as is | |
2167 | ||
2168 | From existing Lanman and NTLM dialects: | |
2169 | -------------------------------------- | |
2170 | NEGOTIATE | |
2171 | SESSION_SETUP_ANDX (BB which?) | |
2172 | TREE_CONNECT_ANDX (BB which wct?) | |
2173 | TREE_DISCONNECT (BB add volume timestamp on response) | |
2174 | LOGOFF_ANDX | |
2175 | DELETE (note delete open file behavior) | |
2176 | DELETE_DIRECTORY | |
2177 | READ_AND_X | |
2178 | WRITE_AND_X | |
2179 | LOCKING_AND_X (note posix lock semantics) | |
2180 | RENAME (note rename across dirs and open file rename posix behaviors) | |
2181 | NT_RENAME (for hardlinks) Is this good enough for all features? | |
2182 | FIND_CLOSE2 | |
2183 | TRANSACTION2 (18 cases) | |
2184 | SMB_SET_FILE_END_OF_FILE_INFO2 SMB_SET_PATH_END_OF_FILE_INFO2 | |
2185 | (BB verify that never need to set allocation size) | |
2186 | SMB_SET_FILE_BASIC_INFO2 (setting times - BB can it be done via Unix ext?) | |
2187 | ||
2188 | COPY (note support for copy across directories) - FUTURE, OPTIONAL | |
2189 | setting/getting OS/2 EAs - FUTURE (BB can this handle | |
2190 | setting Linux xattrs perfectly) - OPTIONAL | |
2191 | dnotify - FUTURE, OPTIONAL | |
2192 | quota - FUTURE, OPTIONAL | |
2193 | ||
2194 | Note that various requests implemented for NT interop such as | |
2195 | NT_TRANSACT (IOCTL) QueryReparseInfo | |
2196 | are unneeded to servers compliant with the CIFS POSIX extensions | |
2197 | ||
2198 | From CIFS Unix Extensions: | |
2199 | ------------------------- | |
2200 | T2 SET_PATH_INFO (SMB_SET_FILE_UNIX_LINK) for symlinks | |
2201 | T2 SET_PATH_INFO (SMB_SET_FILE_BASIC_INFO2) | |
2202 | T2 QUERY_PATH_INFO (SMB_QUERY_FILE_UNIX_LINK) | |
2203 | T2 QUERY_PATH_INFO (SMB_QUERY_FILE_UNIX_BASIC) - BB check for missing inode fields | |
2204 | Actually need QUERY_FILE_UNIX_INFO since has inode num | |
2205 | BB what about a) blksize/blkbits/blocks | |
2206 | b) i_version | |
2207 | c) i_rdev | |
2208 | d) notify mask? | |
2209 | e) generation | |
2210 | f) size_seqcount | |
2211 | T2 FIND_FIRST/FIND_NEXT FIND_FILE_UNIX | |
2212 | TRANS2_GET_DFS_REFERRAL - OPTIONAL but recommended | |
2213 | T2_QFS_INFO QueryDevice/AttributeInfo - OPTIONAL | |
2214 | ||
2215 | ||
2216 | */ | |
2217 | ||
1982c344 | 2218 | /* xsymlink is a symlink format (used by MacOS) that can be used |
1da177e4 LT |
2219 | to save symlink info in a regular file when |
2220 | mounted to operating systems that do not | |
2221 | support the cifs Unix extensions or EAs (for xattr | |
2222 | based symlinks). For such a file to be recognized | |
2223 | as containing symlink data: | |
2224 | ||
2225 | 1) file size must be 1067, | |
2226 | 2) signature must begin file data, | |
2227 | 3) length field must be set to ASCII representation | |
2228 | of a number which is less than or equal to 1024, | |
2229 | 4) md5 must match that of the path data */ | |
2230 | ||
2231 | struct xsymlink { | |
2232 | /* 1067 bytes */ | |
2233 | char signature[4]; /* XSym */ /* not null terminated */ | |
2234 | char cr0; /* \n */ | |
2235 | /* ASCII representation of length (4 bytes decimal) terminated by \n not null */ | |
2236 | char length[4]; | |
2237 | char cr1; /* \n */ | |
2238 | /* md5 of valid subset of path ie path[0] through path[length-1] */ | |
2239 | __u8 md5[32]; | |
2240 | char cr2; /* \n */ | |
2241 | /* if room left, then end with \n then 0x20s by convention but not required */ | |
2242 | char path[1024]; | |
0753ca7b | 2243 | } __attribute__((packed)); |
1da177e4 | 2244 | |
f654bac2 | 2245 | typedef struct file_xattr_info { |
1da177e4 LT |
2246 | /* BB do we need another field for flags? BB */ |
2247 | __u32 xattr_name_len; | |
2248 | __u32 xattr_value_len; | |
2249 | char xattr_name[0]; | |
2250 | /* followed by xattr_value[xattr_value_len], no pad */ | |
0753ca7b | 2251 | } __attribute__((packed)) FILE_XATTR_INFO; /* extended attribute, info level 0x205 */ |
f654bac2 SF |
2252 | |
2253 | ||
2254 | /* flags for chattr command */ | |
2255 | #define EXT_SECURE_DELETE 0x00000001 /* EXT3_SECRM_FL */ | |
2256 | #define EXT_ENABLE_UNDELETE 0x00000002 /* EXT3_UNRM_FL */ | |
2257 | /* Reserved for compress file 0x4 */ | |
2258 | #define EXT_SYNCHRONOUS 0x00000008 /* EXT3_SYNC_FL */ | |
2259 | #define EXT_IMMUTABLE_FL 0x00000010 /* EXT3_IMMUTABLE_FL */ | |
2260 | #define EXT_OPEN_APPEND_ONLY 0x00000020 /* EXT3_APPEND_FL */ | |
2261 | #define EXT_DO_NOT_BACKUP 0x00000040 /* EXT3_NODUMP_FL */ | |
2262 | #define EXT_NO_UPDATE_ATIME 0x00000080 /* EXT3_NOATIME_FL */ | |
2263 | /* 0x100 through 0x800 reserved for compression flags and are GET-ONLY */ | |
2264 | #define EXT_HASH_TREE_INDEXED_DIR 0x00001000 /* GET-ONLY EXT3_INDEX_FL */ | |
2265 | /* 0x2000 reserved for IMAGIC_FL */ | |
2266 | #define EXT_JOURNAL_THIS_FILE 0x00004000 /* GET-ONLY EXT3_JOURNAL_DATA_FL */ | |
2267 | /* 0x8000 reserved for EXT3_NOTAIL_FL */ | |
2268 | #define EXT_SYNCHRONOUS_DIR 0x00010000 /* EXT3_DIRSYNC_FL */ | |
2269 | #define EXT_TOPDIR 0x00020000 /* EXT3_TOPDIR_FL */ | |
2270 | ||
2271 | #define EXT_SET_MASK 0x000300FF | |
2272 | #define EXT_GET_MASK 0x0003DFFF | |
2273 | ||
2274 | typedef struct file_chattr_info { | |
2275 | __le64 mask; /* list of all possible attribute bits */ | |
2276 | __le64 mode; /* list of actual attribute bits on this inode */ | |
0753ca7b | 2277 | } __attribute__((packed)) FILE_CHATTR_INFO; /* ext attributes (chattr, chflags) level 0x206 */ |
1da177e4 LT |
2278 | |
2279 | #endif | |
2280 | ||
1da177e4 | 2281 | #endif /* _CIFSPDU_H */ |