r152: a quick airport commit ....
[tprouty/samba.git] / source4 / libcli / raw / rawfileinfo.c
1 /* 
2    Unix SMB/CIFS implementation.
3    client trans2 operations
4    Copyright (C) James Myers 2003
5    Copyright (C) Andrew Tridgell 2003
6    
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11    
12    This program 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 the
15    GNU General Public License for more details.
16    
17    You should have received a copy of the GNU General Public License
18    along with this program; if not, write to the Free Software
19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21
22 #include "includes.h"
23
24 /* local macros to make the code more readable */
25 #define FINFO_CHECK_MIN_SIZE(size) if (blob->length < (size)) { \
26       DEBUG(1,("Unexpected FILEINFO reply size %d for level %u - expected min of %d\n", \
27                blob->length, parms->generic.level, (size))); \
28       return NT_STATUS_INFO_LENGTH_MISMATCH; \
29 }
30 #define FINFO_CHECK_SIZE(size) if (blob->length != (size)) { \
31       DEBUG(1,("Unexpected FILEINFO reply size %d for level %u - expected %d\n", \
32                blob->length, parms->generic.level, (size))); \
33       return NT_STATUS_INFO_LENGTH_MISMATCH; \
34 }
35
36 /****************************************************************************
37  Handle qfileinfo/qpathinfo trans2 backend.
38 ****************************************************************************/
39 static NTSTATUS smb_raw_info_backend(struct cli_session *session,
40                                      TALLOC_CTX *mem_ctx,
41                                      union smb_fileinfo *parms, 
42                                      DATA_BLOB *blob)
43 {       
44         uint_t len, ofs;
45
46         switch (parms->generic.level) {
47         case RAW_FILEINFO_GENERIC:
48         case RAW_FILEINFO_GETATTR:
49         case RAW_FILEINFO_GETATTRE:
50                 /* not handled here */
51                 return NT_STATUS_INVALID_LEVEL;
52
53         case RAW_FILEINFO_STANDARD:
54                 FINFO_CHECK_SIZE(22);
55                 parms->standard.out.create_time = raw_pull_dos_date2(session->transport,
56                                                                      blob->data +  0);
57                 parms->standard.out.access_time = raw_pull_dos_date2(session->transport,
58                                                                      blob->data +  4);
59                 parms->standard.out.write_time =  raw_pull_dos_date2(session->transport,
60                                                                      blob->data +  8);
61                 parms->standard.out.size =        IVAL(blob->data,             12);
62                 parms->standard.out.alloc_size =  IVAL(blob->data,             16);
63                 parms->standard.out.attrib =      SVAL(blob->data,             20);
64                 return NT_STATUS_OK;
65
66         case RAW_FILEINFO_EA_SIZE:
67                 FINFO_CHECK_SIZE(26);
68                 parms->ea_size.out.create_time = raw_pull_dos_date2(session->transport,
69                                                                     blob->data +  0);
70                 parms->ea_size.out.access_time = raw_pull_dos_date2(session->transport,
71                                                                     blob->data +  4);
72                 parms->ea_size.out.write_time =  raw_pull_dos_date2(session->transport,
73                                                                     blob->data +  8);
74                 parms->ea_size.out.size =        IVAL(blob->data,             12);
75                 parms->ea_size.out.alloc_size =  IVAL(blob->data,             16);
76                 parms->ea_size.out.attrib =      SVAL(blob->data,             20);
77                 parms->ea_size.out.ea_size =     IVAL(blob->data,             22);
78                 return NT_STATUS_OK;
79
80         case RAW_FILEINFO_ALL_EAS:
81                 FINFO_CHECK_MIN_SIZE(4);
82                 return ea_pull_list(blob, mem_ctx, 
83                                     &parms->all_eas.out.num_eas,
84                                     &parms->all_eas.out.eas);
85
86         case RAW_FILEINFO_IS_NAME_VALID:
87                 /* no data! */
88                 FINFO_CHECK_SIZE(0);
89                 return NT_STATUS_OK;
90
91         case RAW_FILEINFO_BASIC_INFO:
92         case RAW_FILEINFO_BASIC_INFORMATION:
93                 /* some servers return 40 bytes and some 36. w2k3 return 40, so thats
94                    what we should do, but we need to accept 36 */
95                 if (blob->length != 36) {
96                         FINFO_CHECK_SIZE(40);
97                 }
98                 parms->basic_info.out.create_time = cli_pull_nttime(blob->data, 0);
99                 parms->basic_info.out.access_time = cli_pull_nttime(blob->data, 8);
100                 parms->basic_info.out.write_time =  cli_pull_nttime(blob->data, 16);
101                 parms->basic_info.out.change_time = cli_pull_nttime(blob->data, 24);
102                 parms->basic_info.out.attrib =                 IVAL(blob->data, 32);
103                 return NT_STATUS_OK;
104
105         case RAW_FILEINFO_STANDARD_INFO:
106         case RAW_FILEINFO_STANDARD_INFORMATION:
107                 FINFO_CHECK_SIZE(24);
108                 parms->standard_info.out.alloc_size =     BVAL(blob->data, 0);
109                 parms->standard_info.out.size =           BVAL(blob->data, 8);
110                 parms->standard_info.out.nlink =          IVAL(blob->data, 16);
111                 parms->standard_info.out.delete_pending = CVAL(blob->data, 20);
112                 parms->standard_info.out.directory =      CVAL(blob->data, 21);
113                 return NT_STATUS_OK;
114
115         case RAW_FILEINFO_EA_INFO:
116         case RAW_FILEINFO_EA_INFORMATION:
117                 FINFO_CHECK_SIZE(4);
118                 parms->ea_info.out.ea_size = IVAL(blob->data, 0);
119                 return NT_STATUS_OK;
120
121         case RAW_FILEINFO_NAME_INFO:
122         case RAW_FILEINFO_NAME_INFORMATION:
123                 FINFO_CHECK_MIN_SIZE(4);
124                 cli_blob_pull_string(session, mem_ctx, blob, 
125                                      &parms->name_info.out.fname, 0, 4, STR_UNICODE);
126                 return NT_STATUS_OK;
127
128         case RAW_FILEINFO_ALL_INFO:
129         case RAW_FILEINFO_ALL_INFORMATION:
130                 FINFO_CHECK_MIN_SIZE(72);
131                 parms->all_info.out.create_time =           cli_pull_nttime(blob->data, 0);
132                 parms->all_info.out.access_time =           cli_pull_nttime(blob->data, 8);
133                 parms->all_info.out.write_time =            cli_pull_nttime(blob->data, 16);
134                 parms->all_info.out.change_time =           cli_pull_nttime(blob->data, 24);
135                 parms->all_info.out.attrib =                IVAL(blob->data, 32);
136                 parms->all_info.out.alloc_size =            BVAL(blob->data, 40);
137                 parms->all_info.out.size =                  BVAL(blob->data, 48);
138                 parms->all_info.out.nlink =                 IVAL(blob->data, 56);
139                 parms->all_info.out.delete_pending =        CVAL(blob->data, 60);
140                 parms->all_info.out.directory =             CVAL(blob->data, 61);
141                 parms->all_info.out.ea_size =               IVAL(blob->data, 64);
142                 cli_blob_pull_string(session, mem_ctx, blob,
143                                      &parms->all_info.out.fname, 68, 72, STR_UNICODE);
144                 return NT_STATUS_OK;
145
146         case RAW_FILEINFO_ALT_NAME_INFO:
147         case RAW_FILEINFO_ALT_NAME_INFORMATION:
148                 FINFO_CHECK_MIN_SIZE(4);
149                 cli_blob_pull_string(session, mem_ctx, blob, 
150                                      &parms->alt_name_info.out.fname, 0, 4, STR_UNICODE);
151                 return NT_STATUS_OK;
152
153         case RAW_FILEINFO_STREAM_INFO:
154         case RAW_FILEINFO_STREAM_INFORMATION:
155                 ofs = 0;
156                 parms->stream_info.out.num_streams = 0;
157                 parms->stream_info.out.streams = NULL;
158
159                 while (blob->length - ofs >= 24) {
160                         uint_t n = parms->stream_info.out.num_streams;
161                         parms->stream_info.out.streams = 
162                                 talloc_realloc(mem_ctx,parms->stream_info.out.streams,
163                                                (n+1) * sizeof(parms->stream_info.out.streams[0]));
164                         if (!parms->stream_info.out.streams) {
165                                 return NT_STATUS_NO_MEMORY;
166                         }
167                         parms->stream_info.out.streams[n].size =       BVAL(blob->data, ofs +  8);
168                         parms->stream_info.out.streams[n].alloc_size = BVAL(blob->data, ofs + 16);
169                         cli_blob_pull_string(session, mem_ctx, blob, 
170                                              &parms->stream_info.out.streams[n].stream_name, 
171                                              ofs+4, ofs+24, STR_UNICODE);
172                         parms->stream_info.out.num_streams++;
173                         len = IVAL(blob->data, ofs);
174                         if (len > blob->length - ofs) return NT_STATUS_INFO_LENGTH_MISMATCH;
175                         if (len == 0) break;
176                         ofs += len;
177                 }
178                 return NT_STATUS_OK;
179
180         case RAW_FILEINFO_INTERNAL_INFORMATION:
181                 FINFO_CHECK_SIZE(8);
182                 parms->internal_information.out.file_id = BVAL(blob->data, 0);
183                 return NT_STATUS_OK;
184
185         case RAW_FILEINFO_ACCESS_INFORMATION:
186                 FINFO_CHECK_SIZE(4);
187                 parms->access_information.out.access_flags = IVAL(blob->data, 0);
188                 return NT_STATUS_OK;
189
190         case RAW_FILEINFO_POSITION_INFORMATION:
191                 FINFO_CHECK_SIZE(8);
192                 parms->position_information.out.position = BVAL(blob->data, 0);
193                 return NT_STATUS_OK;
194
195         case RAW_FILEINFO_MODE_INFORMATION:
196                 FINFO_CHECK_SIZE(4);
197                 parms->mode_information.out.mode = IVAL(blob->data, 0);
198                 return NT_STATUS_OK;
199
200         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
201                 FINFO_CHECK_SIZE(4);
202                 parms->alignment_information.out.alignment_requirement 
203                         = IVAL(blob->data, 0);
204                 return NT_STATUS_OK;
205
206         case RAW_FILEINFO_COMPRESSION_INFO:
207         case RAW_FILEINFO_COMPRESSION_INFORMATION:
208                 FINFO_CHECK_SIZE(16);
209                 parms->compression_info.out.compressed_size = BVAL(blob->data,  0);
210                 parms->compression_info.out.format          = SVAL(blob->data,  8);
211                 parms->compression_info.out.unit_shift      = CVAL(blob->data, 10);
212                 parms->compression_info.out.chunk_shift     = CVAL(blob->data, 11);
213                 parms->compression_info.out.cluster_shift   = CVAL(blob->data, 12);
214                 /* 3 bytes of padding */
215                 return NT_STATUS_OK;
216
217         case RAW_FILEINFO_UNIX_BASIC:
218                 FINFO_CHECK_SIZE(100);
219                 parms->unix_basic_info.out.end_of_file        =            BVAL(blob->data,  0);
220                 parms->unix_basic_info.out.num_bytes          =            BVAL(blob->data,  8);
221                 parms->unix_basic_info.out.status_change_time = cli_pull_nttime(blob->data, 16);
222                 parms->unix_basic_info.out.access_time        = cli_pull_nttime(blob->data, 24);
223                 parms->unix_basic_info.out.change_time        = cli_pull_nttime(blob->data, 32);
224                 parms->unix_basic_info.out.uid                =            BVAL(blob->data, 40);
225                 parms->unix_basic_info.out.gid                =            BVAL(blob->data, 48);
226                 parms->unix_basic_info.out.file_type          =            IVAL(blob->data, 52);
227                 parms->unix_basic_info.out.dev_major          =            BVAL(blob->data, 60);
228                 parms->unix_basic_info.out.dev_minor          =            BVAL(blob->data, 68);
229                 parms->unix_basic_info.out.unique_id          =            BVAL(blob->data, 76);
230                 parms->unix_basic_info.out.permissions        =            BVAL(blob->data, 84);
231                 parms->unix_basic_info.out.nlink              =            BVAL(blob->data, 92);
232                 return NT_STATUS_OK;
233
234         case RAW_FILEINFO_UNIX_LINK:
235                 cli_blob_pull_string(session, mem_ctx, blob, 
236                                      &parms->unix_link_info.out.link_dest, 0, 4, STR_UNICODE);
237                 return NT_STATUS_OK;
238                 
239         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:             
240                 FINFO_CHECK_SIZE(56);
241                 parms->network_open_information.out.create_time = cli_pull_nttime(blob->data,  0);
242                 parms->network_open_information.out.access_time = cli_pull_nttime(blob->data,  8);
243                 parms->network_open_information.out.write_time =  cli_pull_nttime(blob->data, 16);
244                 parms->network_open_information.out.change_time = cli_pull_nttime(blob->data, 24);
245                 parms->network_open_information.out.alloc_size =             BVAL(blob->data, 32);
246                 parms->network_open_information.out.size =                   BVAL(blob->data, 40);
247                 parms->network_open_information.out.attrib =                 IVAL(blob->data, 48);
248                 return NT_STATUS_OK;
249
250         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
251                 FINFO_CHECK_SIZE(8);
252                 parms->attribute_tag_information.out.attrib =      IVAL(blob->data, 0);
253                 parms->attribute_tag_information.out.reparse_tag = IVAL(blob->data, 4);
254                 return NT_STATUS_OK;
255         }
256
257         return NT_STATUS_INVALID_LEVEL;
258 }
259
260 /****************************************************************************
261  Very raw query file info - returns param/data blobs - (async send)
262 ****************************************************************************/
263 static struct cli_request *smb_raw_fileinfo_blob_send(struct cli_tree *tree,
264                                                       uint16 fnum, uint16 info_level)
265 {
266         struct smb_trans2 tp;
267         uint16 setup = TRANSACT2_QFILEINFO;
268         struct cli_request *req;
269         TALLOC_CTX *mem_ctx = talloc_init("raw_fileinfo");
270         
271         tp.in.max_setup = 0;
272         tp.in.flags = 0; 
273         tp.in.timeout = 0;
274         tp.in.setup_count = 1;
275         tp.in.data = data_blob(NULL, 0);
276         tp.in.max_param = 2;
277         tp.in.max_data = 0xFFFF;
278         tp.in.setup = &setup;
279         
280         tp.in.params = data_blob_talloc(mem_ctx, NULL, 4);
281         if (!tp.in.params.data) {
282                 talloc_destroy(mem_ctx);
283                 return NULL;
284         }
285
286         SIVAL(tp.in.params.data, 0, fnum);
287         SSVAL(tp.in.params.data, 2, info_level);
288
289         req = smb_raw_trans2_send(tree, &tp);
290
291         talloc_destroy(mem_ctx);
292
293         return req;
294 }
295
296
297 /****************************************************************************
298  Very raw query file info - returns param/data blobs - (async recv)
299 ****************************************************************************/
300 static NTSTATUS smb_raw_fileinfo_blob_recv(struct cli_request *req,
301                                            TALLOC_CTX *mem_ctx,
302                                            DATA_BLOB *blob)
303 {
304         struct smb_trans2 tp;
305         NTSTATUS status = smb_raw_trans2_recv(req, mem_ctx, &tp);
306         if (NT_STATUS_IS_OK(status)) {
307                 *blob = tp.out.data;
308         }
309         return status;
310 }
311
312 /****************************************************************************
313  Very raw query path info - returns param/data blobs (async send)
314 ****************************************************************************/
315 static struct cli_request *smb_raw_pathinfo_blob_send(struct cli_tree *tree,
316                                                       const char *fname,
317                                                       uint16 info_level)
318 {
319         struct smb_trans2 tp;
320         uint16 setup = TRANSACT2_QPATHINFO;
321         struct cli_request *req;
322         TALLOC_CTX *mem_ctx = talloc_init("raw_pathinfo");
323
324         tp.in.max_setup = 0;
325         tp.in.flags = 0; 
326         tp.in.timeout = 0;
327         tp.in.setup_count = 1;
328         tp.in.data = data_blob(NULL, 0);
329         tp.in.max_param = 2;
330         tp.in.max_data = 0xFFFF;
331         tp.in.setup = &setup;
332         
333         tp.in.params = data_blob_talloc(mem_ctx, NULL, 6);
334         if (!tp.in.params.data) {
335                 talloc_destroy(mem_ctx);
336                 return NULL;
337         }
338
339         SSVAL(tp.in.params.data, 0, info_level);
340         SIVAL(tp.in.params.data, 2, 0);
341         cli_blob_append_string(tree->session, mem_ctx, &tp.in.params,
342                                fname, STR_TERMINATE);
343         
344         req = smb_raw_trans2_send(tree, &tp);
345
346         talloc_destroy(mem_ctx);
347
348         return req;
349 }
350
351 /****************************************************************************
352  send a SMBgetatr (async send)
353 ****************************************************************************/
354 static struct cli_request *smb_raw_getattr_send(struct cli_tree *tree,
355                                                 union smb_fileinfo *parms)
356 {
357         struct cli_request *req;
358         
359         req = cli_request_setup(tree, SMBgetatr, 0, 0);
360         if (!req) return NULL;
361
362         cli_req_append_ascii4(req, parms->getattr.in.fname, STR_TERMINATE);
363         
364         if (!cli_request_send(req)) {
365                 cli_request_destroy(req);
366                 return NULL;
367         }
368
369         return req;
370 }
371
372 /****************************************************************************
373  send a SMBgetatr (async recv)
374 ****************************************************************************/
375 static NTSTATUS smb_raw_getattr_recv(struct cli_request *req,
376                                      union smb_fileinfo *parms)
377 {
378         if (!cli_request_receive(req) ||
379             cli_request_is_error(req)) {
380                 return cli_request_destroy(req);
381         }
382
383         CLI_CHECK_WCT(req, 10);
384         parms->getattr.out.attrib =     SVAL(req->in.vwv, VWV(0));
385         parms->getattr.out.write_time = raw_pull_dos_date3(req->transport,
386                                                            req->in.vwv + VWV(1));
387         parms->getattr.out.size =       IVAL(req->in.vwv, VWV(3));
388
389 failed:
390         return cli_request_destroy(req);
391 }
392
393
394 /****************************************************************************
395  Handle SMBgetattrE (async send)
396 ****************************************************************************/
397 static struct cli_request *smb_raw_getattrE_send(struct cli_tree *tree,
398                                                  union smb_fileinfo *parms)
399 {
400         struct cli_request *req;
401         
402         req = cli_request_setup(tree, SMBgetattrE, 1, 0);
403         if (!req) return NULL;
404         
405         SSVAL(req->out.vwv, VWV(0), parms->getattre.in.fnum);
406         if (!cli_request_send(req)) {
407                 cli_request_destroy(req);
408                 return NULL;
409         }
410
411         return req;
412 }
413
414 /****************************************************************************
415  Handle SMBgetattrE (async send)
416 ****************************************************************************/
417 static NTSTATUS smb_raw_getattrE_recv(struct cli_request *req,
418                                       union smb_fileinfo *parms)
419 {
420         if (!cli_request_receive(req) ||
421             cli_request_is_error(req)) {
422                 return cli_request_destroy(req);
423         }
424         
425         CLI_CHECK_WCT(req, 11);
426         parms->getattre.out.create_time =   raw_pull_dos_date2(req->transport,
427                                                                req->in.vwv + VWV(0));
428         parms->getattre.out.access_time =   raw_pull_dos_date2(req->transport,
429                                                                req->in.vwv + VWV(2));
430         parms->getattre.out.write_time  =   raw_pull_dos_date2(req->transport,
431                                                                req->in.vwv + VWV(4));
432         parms->getattre.out.size =          IVAL(req->in.vwv,             VWV(6));
433         parms->getattre.out.alloc_size =    IVAL(req->in.vwv,             VWV(8));
434         parms->getattre.out.attrib =        SVAL(req->in.vwv,             VWV(10));
435
436 failed:
437         return cli_request_destroy(req);
438 }
439
440
441 /****************************************************************************
442  Query file info (async send)
443 ****************************************************************************/
444 struct cli_request *smb_raw_fileinfo_send(struct cli_tree *tree,
445                                           union smb_fileinfo *parms)
446 {
447         /* pass off the non-trans2 level to specialised functions */
448         if (parms->generic.level == RAW_FILEINFO_GETATTRE) {
449                 return smb_raw_getattrE_send(tree, parms);
450         }
451         if (parms->generic.level >= RAW_FILEINFO_GENERIC) {
452                 return NULL;
453         }
454
455         return smb_raw_fileinfo_blob_send(tree, 
456                                           parms->generic.in.fnum,
457                                           parms->generic.level);
458 }
459
460 /****************************************************************************
461  Query file info (async recv)
462 ****************************************************************************/
463 NTSTATUS smb_raw_fileinfo_recv(struct cli_request *req,
464                                TALLOC_CTX *mem_ctx,
465                                union smb_fileinfo *parms)
466 {
467         DATA_BLOB blob;
468         NTSTATUS status;
469         struct cli_session *session = req?req->session:NULL;
470
471         if (parms->generic.level == RAW_FILEINFO_GETATTRE) {
472                 return smb_raw_getattrE_recv(req, parms);
473         }
474         if (parms->generic.level == RAW_FILEINFO_GETATTR) {
475                 return smb_raw_getattr_recv(req, parms);
476         }
477
478         status = smb_raw_fileinfo_blob_recv(req, mem_ctx, &blob);
479         if (!NT_STATUS_IS_OK(status)) {
480                 return status;
481         }
482
483         return smb_raw_info_backend(session, mem_ctx, parms, &blob);
484 }
485
486 /****************************************************************************
487  Query file info (sync interface)
488 ****************************************************************************/
489 NTSTATUS smb_raw_fileinfo(struct cli_tree *tree,
490                           TALLOC_CTX *mem_ctx,
491                           union smb_fileinfo *parms)
492 {
493         struct cli_request *req = smb_raw_fileinfo_send(tree, parms);
494         return smb_raw_fileinfo_recv(req, mem_ctx, parms);
495 }
496
497 /****************************************************************************
498  Query path info (async send)
499 ****************************************************************************/
500 struct cli_request *smb_raw_pathinfo_send(struct cli_tree *tree,
501                                           union smb_fileinfo *parms)
502 {
503         if (parms->generic.level == RAW_FILEINFO_GETATTR) {
504                 return smb_raw_getattr_send(tree, parms);
505         }
506         if (parms->generic.level >= RAW_FILEINFO_GENERIC) {
507                 return NULL;
508         }
509         
510         return smb_raw_pathinfo_blob_send(tree, parms->generic.in.fname,
511                                           parms->generic.level);
512 }
513
514 /****************************************************************************
515  Query path info (async recv)
516 ****************************************************************************/
517 NTSTATUS smb_raw_pathinfo_recv(struct cli_request *req,
518                                TALLOC_CTX *mem_ctx,
519                                union smb_fileinfo *parms)
520 {
521         /* recv is idential to fileinfo */
522         return smb_raw_fileinfo_recv(req, mem_ctx, parms);
523 }
524
525 /****************************************************************************
526  Query path info (sync interface)
527 ****************************************************************************/
528 NTSTATUS smb_raw_pathinfo(struct cli_tree *tree,
529                           TALLOC_CTX *mem_ctx,
530                           union smb_fileinfo *parms)
531 {
532         struct cli_request *req = smb_raw_pathinfo_send(tree, parms);
533         return smb_raw_pathinfo_recv(req, mem_ctx, parms);
534 }