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Make use of ZERO_STRUCT instead of memset in namequery.c
[Samba.git] / source / rpc_server / srv_srvsvc_nt.c
blob7188360f69747e315747c72a1e8205819bde5ea3
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Jeremy Allison 2001.
6 * Copyright (C) Nigel Williams 2001.
7 * Copyright (C) Gerald (Jerry) Carter 2006.
8 * Copyright (C) Guenther Deschner 2008.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 3 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, see <http://www.gnu.org/licenses/>.
22 */
23
24 /* This is the implementation of the srvsvc pipe. */
25
26 #include "includes.h"
27
28 extern const struct generic_mapping file_generic_mapping;
29
30 #undef DBGC_CLASS
31 #define DBGC_CLASS DBGC_RPC_SRV
32
33 #define MAX_SERVER_DISK_ENTRIES 15
34
35 /***************************/
36
37 /* oops - this is going to take up a *massive* amount of stack. */
38 /* the UNISTR2s already have 1024 uint16 chars in them... */
39
40 #define MAX_SESS_ENTRIES 32
41
42 /***************************/
43
44 /* oops - this is going to take up a *massive* amount of stack. */
45 /* the UNISTR2s already have 1024 uint16 chars in them... */
46 #define MAX_CONN_ENTRIES 32
47
48 /* Use for enumerating connections, pipes, & files */
49
50 struct file_enum_count {
51 TALLOC_CTX *ctx;
52 const char *username;
53 struct srvsvc_NetFileCtr3 *ctr3;
54 };
55
56 struct sess_file_count {
57 struct server_id pid;
58 uid_t uid;
59 int count;
60 };
61
62 /****************************************************************************
63 Count the entries belonging to a service in the connection db.
64 ****************************************************************************/
65
66 static int pipe_enum_fn( struct db_record *rec, void *p)
67 {
68 struct pipe_open_rec prec;
69 struct file_enum_count *fenum = (struct file_enum_count *)p;
70 struct srvsvc_NetFileInfo3 *f;
71 int i = fenum->ctr3->count;
72 char *fullpath = NULL;
73 const char *username;
74
75 if (rec->value.dsize != sizeof(struct pipe_open_rec))
76 return 0;
77
78 memcpy(&prec, rec->value.dptr, sizeof(struct pipe_open_rec));
79
80 if ( !process_exists(prec.pid) ) {
81 return 0;
82 }
83
84 username = uidtoname(prec.uid);
85
86 if ((fenum->username != NULL)
87 && !strequal(username, fenum->username)) {
88 return 0;
89 }
90
91 fullpath = talloc_asprintf(fenum->ctx, "\\PIPE\\%s", prec.name );
92 if (!fullpath) {
93 return 1;
94 }
95
96 f = TALLOC_REALLOC_ARRAY(fenum->ctx, fenum->ctr3->array,
97 struct srvsvc_NetFileInfo3, i+1);
98 if ( !f ) {
99 DEBUG(0,("conn_enum_fn: realloc failed for %d items\n", i+1));
100 return 1;
101 }
102 fenum->ctr3->array = f;
103
104 init_srvsvc_NetFileInfo3(&fenum->ctr3->array[i],
105 (uint32_t)((procid_to_pid(&prec.pid)<<16) & prec.pnum),
106 (FILE_READ_DATA|FILE_WRITE_DATA),
107 0,
108 fullpath,
109 username);
110
111 fenum->ctr3->count++;
112
113 return 0;
114 }
115
116 /*******************************************************************
117 ********************************************************************/
118
119 static WERROR net_enum_pipes(TALLOC_CTX *ctx,
120 const char *username,
121 struct srvsvc_NetFileCtr3 **ctr3,
122 uint32_t resume )
123 {
124 struct file_enum_count fenum;
125
126 fenum.ctx = ctx;
127 fenum.username = username;
128 fenum.ctr3 = *ctr3;
129
130 if (connections_traverse(pipe_enum_fn, &fenum) == -1) {
131 DEBUG(0,("net_enum_pipes: traverse of connections.tdb "
132 "failed\n"));
133 return WERR_NOMEM;
134 }
135
136 *ctr3 = fenum.ctr3;
137
138 return WERR_OK;
139 }
140
141 /*******************************************************************
142 ********************************************************************/
143
144 static void enum_file_fn( const struct share_mode_entry *e,
145 const char *sharepath, const char *fname,
146 void *private_data )
147 {
148 struct file_enum_count *fenum =
149 (struct file_enum_count *)private_data;
150
151 struct srvsvc_NetFileInfo3 *f;
152 int i = fenum->ctr3->count;
153 files_struct fsp;
154 struct byte_range_lock *brl;
155 int num_locks = 0;
156 char *fullpath = NULL;
157 uint32 permissions;
158 const char *username;
159
160 /* If the pid was not found delete the entry from connections.tdb */
161
162 if ( !process_exists(e->pid) ) {
163 return;
164 }
165
166 username = uidtoname(e->uid);
167
168 if ((fenum->username != NULL)
169 && !strequal(username, fenum->username)) {
170 return;
171 }
172
173 f = TALLOC_REALLOC_ARRAY(fenum->ctx, fenum->ctr3->array,
174 struct srvsvc_NetFileInfo3, i+1);
175 if ( !f ) {
176 DEBUG(0,("conn_enum_fn: realloc failed for %d items\n", i+1));
177 return;
178 }
179 fenum->ctr3->array = f;
180
181 /* need to count the number of locks on a file */
182
183 ZERO_STRUCT( fsp );
184 fsp.file_id = e->id;
185
186 if ( (brl = brl_get_locks(talloc_tos(), &fsp)) != NULL ) {
187 num_locks = brl->num_locks;
188 TALLOC_FREE(brl);
189 }
190
191 if ( strcmp( fname, "." ) == 0 ) {
192 fullpath = talloc_asprintf(fenum->ctx, "C:%s", sharepath );
193 } else {
194 fullpath = talloc_asprintf(fenum->ctx, "C:%s/%s",
195 sharepath, fname );
196 }
197 if (!fullpath) {
198 return;
199 }
200 string_replace( fullpath, '/', '\\' );
201
202 /* mask out create (what ever that is) */
203 permissions = e->share_access & (FILE_READ_DATA|FILE_WRITE_DATA);
204
205 /* now fill in the srvsvc_NetFileInfo3 struct */
206 init_srvsvc_NetFileInfo3(&fenum->ctr3->array[i],
207 e->share_file_id,
208 permissions,
209 num_locks,
210 username,
211 fullpath);
212 fenum->ctr3->count++;
213 }
214
215 /*******************************************************************
216 ********************************************************************/
217
218 static WERROR net_enum_files(TALLOC_CTX *ctx,
219 const char *username,
220 struct srvsvc_NetFileCtr3 **ctr3,
221 uint32_t resume)
222 {
223 struct file_enum_count f_enum_cnt;
224
225 f_enum_cnt.ctx = ctx;
226 f_enum_cnt.username = username;
227 f_enum_cnt.ctr3 = *ctr3;
228
229 share_mode_forall( enum_file_fn, (void *)&f_enum_cnt );
230
231 *ctr3 = f_enum_cnt.ctr3;
232
233 return WERR_OK;
234 }
235
236 /*******************************************************************
237 Utility function to get the 'type' of a share from an snum.
238 ********************************************************************/
239 static uint32 get_share_type(int snum)
240 {
241 /* work out the share type */
242 uint32 type = STYPE_DISKTREE;
243
244 if (lp_print_ok(snum))
245 type = STYPE_PRINTQ;
246 if (strequal(lp_fstype(snum), "IPC"))
247 type = STYPE_IPC;
248 if (lp_administrative_share(snum))
249 type |= STYPE_HIDDEN;
250
251 return type;
252 }
253
254 /*******************************************************************
255 Fill in a share info level 0 structure.
256 ********************************************************************/
257
258 static void init_srv_share_info_0(pipes_struct *p, struct srvsvc_NetShareInfo0 *r, int snum)
259 {
260 const char *net_name = lp_servicename(snum);
261
262 init_srvsvc_NetShareInfo0(r, net_name);
263 }
264
265 /*******************************************************************
266 Fill in a share info level 1 structure.
267 ********************************************************************/
268
269 static void init_srv_share_info_1(pipes_struct *p, struct srvsvc_NetShareInfo1 *r, int snum)
270 {
271 char *net_name = lp_servicename(snum);
272 char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum));
273
274 if (remark) {
275 remark = standard_sub_conn(p->mem_ctx,
276 p->conn,
277 remark);
278 }
279
280 init_srvsvc_NetShareInfo1(r, net_name,
281 get_share_type(snum),
282 remark ? remark : "");
283 }
284
285 /*******************************************************************
286 Fill in a share info level 2 structure.
287 ********************************************************************/
288
289 static void init_srv_share_info_2(pipes_struct *p, struct srvsvc_NetShareInfo2 *r, int snum)
290 {
291 char *remark = NULL;
292 char *path = NULL;
293 int max_connections = lp_max_connections(snum);
294 uint32_t max_uses = max_connections!=0 ? max_connections : (uint32_t)-1;
295 int count = 0;
296 char *net_name = lp_servicename(snum);
297
298 remark = talloc_strdup(p->mem_ctx, lp_comment(snum));
299 if (remark) {
300 remark = standard_sub_conn(p->mem_ctx,
301 p->conn,
302 remark);
303 }
304 path = talloc_asprintf(p->mem_ctx,
305 "C:%s", lp_pathname(snum));
306
307 if (path) {
308 /*
309 * Change / to \\ so that win2k will see it as a valid path.
310 * This was added to enable use of browsing in win2k add
311 * share dialog.
312 */
313
314 string_replace(path, '/', '\\');
315 }
316
317 count = count_current_connections(net_name, false);
318
319 init_srvsvc_NetShareInfo2(r, net_name,
320 get_share_type(snum),
321 remark ? remark : "",
322 0,
323 max_uses,
324 count,
325 path ? path : "",
326 "");
327 }
328
329 /*******************************************************************
330 Map any generic bits to file specific bits.
331 ********************************************************************/
332
333 static void map_generic_share_sd_bits(SEC_DESC *psd)
334 {
335 int i;
336 SEC_ACL *ps_dacl = NULL;
337
338 if (!psd)
339 return;
340
341 ps_dacl = psd->dacl;
342 if (!ps_dacl)
343 return;
344
345 for (i = 0; i < ps_dacl->num_aces; i++) {
346 SEC_ACE *psa = &ps_dacl->aces[i];
347 uint32 orig_mask = psa->access_mask;
348
349 se_map_generic(&psa->access_mask, &file_generic_mapping);
350 psa->access_mask |= orig_mask;
351 }
352 }
353
354 /*******************************************************************
355 Fill in a share info level 501 structure.
356 ********************************************************************/
357
358 static void init_srv_share_info_501(pipes_struct *p, struct srvsvc_NetShareInfo501 *r, int snum)
359 {
360 const char *net_name = lp_servicename(snum);
361 char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum));
362
363 if (remark) {
364 remark = standard_sub_conn(p->mem_ctx, p->conn, remark);
365 }
366
367 init_srvsvc_NetShareInfo501(r, net_name,
368 get_share_type(snum),
369 remark ? remark : "",
370 (lp_csc_policy(snum) << 4));
371 }
372
373 /*******************************************************************
374 Fill in a share info level 502 structure.
375 ********************************************************************/
376
377 static void init_srv_share_info_502(pipes_struct *p, struct srvsvc_NetShareInfo502 *r, int snum)
378 {
379 const char *net_name = lp_servicename(snum);
380 char *path = NULL;
381 SEC_DESC *sd = NULL;
382 struct sec_desc_buf *sd_buf = NULL;
383 size_t sd_size = 0;
384 TALLOC_CTX *ctx = p->mem_ctx;
385 char *remark = talloc_strdup(ctx, lp_comment(snum));;
386
387 if (remark) {
388 remark = standard_sub_conn(ctx, p->conn, remark);
389 }
390 path = talloc_asprintf(ctx, "C:%s", lp_pathname(snum));
391 if (path) {
392 /*
393 * Change / to \\ so that win2k will see it as a valid path. This was added to
394 * enable use of browsing in win2k add share dialog.
395 */
396 string_replace(path, '/', '\\');
397 }
398
399 sd = get_share_security(ctx, lp_servicename(snum), &sd_size);
400
401 sd_buf = make_sec_desc_buf(p->mem_ctx, sd_size, sd);
402
403 init_srvsvc_NetShareInfo502(r, net_name,
404 get_share_type(snum),
405 remark ? remark : "",
406 0,
407 (uint32_t)-1,
408 1,
409 path ? path : "",
410 "",
411 sd_buf);
412 }
413
414 /***************************************************************************
415 Fill in a share info level 1004 structure.
416 ***************************************************************************/
417
418 static void init_srv_share_info_1004(pipes_struct *p, struct srvsvc_NetShareInfo1004 *r, int snum)
419 {
420 char *remark = talloc_strdup(p->mem_ctx, lp_comment(snum));
421
422 if (remark) {
423 remark = standard_sub_conn(p->mem_ctx, p->conn, remark);
424 }
425
426 init_srvsvc_NetShareInfo1004(r, remark ? remark : "");
427 }
428
429 /***************************************************************************
430 Fill in a share info level 1005 structure.
431 ***************************************************************************/
432
433 static void init_srv_share_info_1005(pipes_struct *p, struct srvsvc_NetShareInfo1005 *r, int snum)
434 {
435 uint32_t dfs_flags = 0;
436
437 if (lp_host_msdfs() && lp_msdfs_root(snum)) {
438 dfs_flags |= SHARE_1005_IN_DFS | SHARE_1005_DFS_ROOT;
439 }
440
441 dfs_flags |= lp_csc_policy(snum) << SHARE_1005_CSC_POLICY_SHIFT;
442
443 init_srvsvc_NetShareInfo1005(r, dfs_flags);
444 }
445
446 /***************************************************************************
447 Fill in a share info level 1006 structure.
448 ***************************************************************************/
449
450 static void init_srv_share_info_1006(pipes_struct *p, struct srvsvc_NetShareInfo1006 *r, int snum)
451 {
452 init_srvsvc_NetShareInfo1006(r, (uint32_t)-1);
453 }
454
455 /***************************************************************************
456 Fill in a share info level 1007 structure.
457 ***************************************************************************/
458
459 static void init_srv_share_info_1007(pipes_struct *p, struct srvsvc_NetShareInfo1007 *r, int snum)
460 {
461 uint32 flags = 0;
462
463 init_srvsvc_NetShareInfo1007(r, flags, "");
464 }
465
466 /*******************************************************************
467 Fill in a share info level 1501 structure.
468 ********************************************************************/
469
470 static void init_srv_share_info_1501(pipes_struct *p, struct sec_desc_buf *r, int snum)
471 {
472 SEC_DESC *sd;
473 size_t sd_size;
474 TALLOC_CTX *ctx = p->mem_ctx;
475
476 sd = get_share_security(ctx, lp_servicename(snum), &sd_size);
477
478 r = make_sec_desc_buf(p->mem_ctx, sd_size, sd);
479 }
480
481 /*******************************************************************
482 True if it ends in '$'.
483 ********************************************************************/
484
485 static bool is_hidden_share(int snum)
486 {
487 const char *net_name = lp_servicename(snum);
488
489 return (net_name[strlen(net_name) - 1] == '$') ? True : False;
490 }
491
492 /*******************************************************************
493 Fill in a share info structure.
494 ********************************************************************/
495
496 static WERROR init_srv_share_info_ctr(pipes_struct *p,
497 struct srvsvc_NetShareInfoCtr *info_ctr,
498 uint32_t *resume_handle_p,
499 uint32_t *total_entries,
500 bool all_shares)
501 {
502 int num_entries = 0;
503 int alloc_entries = 0;
504 int num_services = 0;
505 int snum;
506 TALLOC_CTX *ctx = p->mem_ctx;
507 int i = 0;
508 int valid_share_count = 0;
509 union srvsvc_NetShareCtr ctr;
510 uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
511
512 DEBUG(5,("init_srv_share_info_ctr\n"));
513
514 /* Ensure all the usershares are loaded. */
515 become_root();
516 load_usershare_shares();
517 load_registry_shares();
518 num_services = lp_numservices();
519 unbecome_root();
520
521 /* Count the number of entries. */
522 for (snum = 0; snum < num_services; snum++) {
523 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
524 DEBUG(10, ("counting service %s\n", lp_servicename(snum)));
525 num_entries++;
526 } else {
527 DEBUG(10, ("NOT counting service %s\n", lp_servicename(snum)));
528 }
529 }
530
531 if (!num_entries || (resume_handle >= num_entries)) {
532 return WERR_OK;
533 }
534
535 /* Calculate alloc entries. */
536 alloc_entries = num_entries - resume_handle;
537 switch (info_ctr->level) {
538 case 0:
539 ctr.ctr0 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr0);
540 W_ERROR_HAVE_NO_MEMORY(ctr.ctr0);
541
542 ctr.ctr0->count = alloc_entries;
543 ctr.ctr0->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo0, alloc_entries);
544 W_ERROR_HAVE_NO_MEMORY(ctr.ctr0->array);
545
546 for (snum = 0; snum < num_services; snum++) {
547 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
548 (resume_handle <= (i + valid_share_count++)) ) {
549 init_srv_share_info_0(p, &ctr.ctr0->array[i++], snum);
550 }
551 }
552
553 break;
554
555 case 1:
556 ctr.ctr1 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1);
557 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1);
558
559 ctr.ctr1->count = alloc_entries;
560 ctr.ctr1->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1, alloc_entries);
561 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1->array);
562
563 for (snum = 0; snum < num_services; snum++) {
564 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
565 (resume_handle <= (i + valid_share_count++)) ) {
566 init_srv_share_info_1(p, &ctr.ctr1->array[i++], snum);
567 }
568 }
569
570 break;
571
572 case 2:
573 ctr.ctr2 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr2);
574 W_ERROR_HAVE_NO_MEMORY(ctr.ctr2);
575
576 ctr.ctr2->count = alloc_entries;
577 ctr.ctr2->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo2, alloc_entries);
578 W_ERROR_HAVE_NO_MEMORY(ctr.ctr2->array);
579
580 for (snum = 0; snum < num_services; snum++) {
581 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
582 (resume_handle <= (i + valid_share_count++)) ) {
583 init_srv_share_info_2(p, &ctr.ctr2->array[i++], snum);
584 }
585 }
586
587 break;
588
589 case 501:
590 ctr.ctr501 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr501);
591 W_ERROR_HAVE_NO_MEMORY(ctr.ctr501);
592
593 ctr.ctr501->count = alloc_entries;
594 ctr.ctr501->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo501, alloc_entries);
595 W_ERROR_HAVE_NO_MEMORY(ctr.ctr501->array);
596
597 for (snum = 0; snum < num_services; snum++) {
598 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
599 (resume_handle <= (i + valid_share_count++)) ) {
600 init_srv_share_info_501(p, &ctr.ctr501->array[i++], snum);
601 }
602 }
603
604 break;
605
606 case 502:
607 ctr.ctr502 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr502);
608 W_ERROR_HAVE_NO_MEMORY(ctr.ctr502);
609
610 ctr.ctr502->count = alloc_entries;
611 ctr.ctr502->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo502, alloc_entries);
612 W_ERROR_HAVE_NO_MEMORY(ctr.ctr502->array);
613
614 for (snum = 0; snum < num_services; snum++) {
615 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
616 (resume_handle <= (i + valid_share_count++)) ) {
617 init_srv_share_info_502(p, &ctr.ctr502->array[i++], snum);
618 }
619 }
620
621 break;
622
623 case 1004:
624 ctr.ctr1004 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1004);
625 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1004);
626
627 ctr.ctr1004->count = alloc_entries;
628 ctr.ctr1004->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1004, alloc_entries);
629 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1004->array);
630
631 for (snum = 0; snum < num_services; snum++) {
632 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
633 (resume_handle <= (i + valid_share_count++)) ) {
634 init_srv_share_info_1004(p, &ctr.ctr1004->array[i++], snum);
635 }
636 }
637
638 break;
639
640 case 1005:
641 ctr.ctr1005 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1005);
642 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1005);
643
644 ctr.ctr1005->count = alloc_entries;
645 ctr.ctr1005->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1005, alloc_entries);
646 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1005->array);
647
648 for (snum = 0; snum < num_services; snum++) {
649 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
650 (resume_handle <= (i + valid_share_count++)) ) {
651 init_srv_share_info_1005(p, &ctr.ctr1005->array[i++], snum);
652 }
653 }
654
655 break;
656
657 case 1006:
658 ctr.ctr1006 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1006);
659 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1006);
660
661 ctr.ctr1006->count = alloc_entries;
662 ctr.ctr1006->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1006, alloc_entries);
663 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1006->array);
664
665 for (snum = 0; snum < num_services; snum++) {
666 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
667 (resume_handle <= (i + valid_share_count++)) ) {
668 init_srv_share_info_1006(p, &ctr.ctr1006->array[i++], snum);
669 }
670 }
671
672 break;
673
674 case 1007:
675 ctr.ctr1007 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1007);
676 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1007);
677
678 ctr.ctr1007->count = alloc_entries;
679 ctr.ctr1007->array = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetShareInfo1007, alloc_entries);
680 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1007->array);
681
682 for (snum = 0; snum < num_services; snum++) {
683 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
684 (resume_handle <= (i + valid_share_count++)) ) {
685 init_srv_share_info_1007(p, &ctr.ctr1007->array[i++], snum);
686 }
687 }
688
689 break;
690
691 case 1501:
692 ctr.ctr1501 = TALLOC_ZERO_P(ctx, struct srvsvc_NetShareCtr1501);
693 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1501);
694
695 ctr.ctr1501->count = alloc_entries;
696 ctr.ctr1501->array = TALLOC_ZERO_ARRAY(ctx, struct sec_desc_buf, alloc_entries);
697 W_ERROR_HAVE_NO_MEMORY(ctr.ctr1501->array);
698
699 for (snum = 0; snum < num_services; snum++) {
700 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) &&
701 (resume_handle <= (i + valid_share_count++)) ) {
702 init_srv_share_info_1501(p, &ctr.ctr1501->array[i++], snum);
703 }
704 }
705
706 break;
707
708 default:
709 DEBUG(5,("init_srv_share_info_ctr: unsupported switch value %d\n",
710 info_ctr->level));
711 return WERR_UNKNOWN_LEVEL;
712 }
713
714 *total_entries = alloc_entries;
715 if (resume_handle_p) {
716 if (all_shares) {
717 *resume_handle_p = (num_entries == 0) ? *resume_handle_p : 0;
718 } else {
719 *resume_handle_p = num_entries;
720 }
721 }
722
723 info_ctr->ctr = ctr;
724
725 return WERR_OK;
726 }
727
728 /*******************************************************************
729 fill in a sess info level 0 structure.
730 ********************************************************************/
731
732 static WERROR init_srv_sess_info_0(pipes_struct *p,
733 struct srvsvc_NetSessCtr0 *ctr0,
734 uint32_t *resume_handle_p,
735 uint32_t *total_entries)
736 {
737 struct sessionid *session_list;
738 uint32_t num_entries = 0;
739 uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
740 *total_entries = list_sessions(p->mem_ctx, &session_list);
741
742 DEBUG(5,("init_srv_sess_info_0\n"));
743
744 if (ctr0 == NULL) {
745 if (resume_handle_p) {
746 *resume_handle_p = 0;
747 }
748 return WERR_OK;
749 }
750
751 for (; resume_handle < *total_entries && num_entries < MAX_SESS_ENTRIES; resume_handle++) {
752
753 ctr0->array = TALLOC_REALLOC_ARRAY(p->mem_ctx,
754 ctr0->array,
755 struct srvsvc_NetSessInfo0,
756 num_entries+1);
757 W_ERROR_HAVE_NO_MEMORY(ctr0->array);
758
759 init_srvsvc_NetSessInfo0(&ctr0->array[num_entries],
760 session_list[resume_handle].remote_machine);
761 num_entries++;
762 }
763
764 ctr0->count = num_entries;
765
766 if (resume_handle_p) {
767 if (*resume_handle_p >= *total_entries) {
768 *resume_handle_p = 0;
769 } else {
770 *resume_handle_p = resume_handle;
771 }
772 }
773
774 return WERR_OK;
775 }
776
777 /*******************************************************************
778 ********************************************************************/
779
780 static void sess_file_fn( const struct share_mode_entry *e,
781 const char *sharepath, const char *fname,
782 void *data )
783 {
784 struct sess_file_count *sess = (struct sess_file_count *)data;
785
786 if ( procid_equal(&e->pid, &sess->pid) && (sess->uid == e->uid) ) {
787 sess->count++;
788 }
789
790 return;
791 }
792
793 /*******************************************************************
794 ********************************************************************/
795
796 static int net_count_files( uid_t uid, struct server_id pid )
797 {
798 struct sess_file_count s_file_cnt;
799
800 s_file_cnt.count = 0;
801 s_file_cnt.uid = uid;
802 s_file_cnt.pid = pid;
803
804 share_mode_forall( sess_file_fn, &s_file_cnt );
805
806 return s_file_cnt.count;
807 }
808
809 /*******************************************************************
810 fill in a sess info level 1 structure.
811 ********************************************************************/
812
813 static WERROR init_srv_sess_info_1(pipes_struct *p,
814 struct srvsvc_NetSessCtr1 *ctr1,
815 uint32_t *resume_handle_p,
816 uint32_t *total_entries)
817 {
818 struct sessionid *session_list;
819 uint32_t num_entries = 0;
820 time_t now = time(NULL);
821 uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
822
823 ZERO_STRUCTP(ctr1);
824
825 if (ctr1 == NULL) {
826 if (resume_handle_p) {
827 *resume_handle_p = 0;
828 }
829 return WERR_OK;
830 }
831
832 *total_entries = list_sessions(p->mem_ctx, &session_list);
833
834 for (; resume_handle < *total_entries && num_entries < MAX_SESS_ENTRIES; resume_handle++) {
835 uint32 num_files;
836 uint32 connect_time;
837 struct passwd *pw = sys_getpwnam(session_list[resume_handle].username);
838 bool guest;
839
840 if ( !pw ) {
841 DEBUG(10,("init_srv_sess_info_1: failed to find owner: %s\n",
842 session_list[resume_handle].username));
843 continue;
844 }
845
846 connect_time = (uint32_t)(now - session_list[resume_handle].connect_start);
847 num_files = net_count_files(pw->pw_uid, session_list[resume_handle].pid);
848 guest = strequal( session_list[resume_handle].username, lp_guestaccount() );
849
850 ctr1->array = TALLOC_REALLOC_ARRAY(p->mem_ctx,
851 ctr1->array,
852 struct srvsvc_NetSessInfo1,
853 num_entries+1);
854 W_ERROR_HAVE_NO_MEMORY(ctr1->array);
855
856 init_srvsvc_NetSessInfo1(&ctr1->array[num_entries],
857 session_list[resume_handle].remote_machine,
858 session_list[resume_handle].username,
859 num_files,
860 connect_time,
861 0,
862 guest);
863 num_entries++;
864 }
865
866 ctr1->count = num_entries;
867
868 if (resume_handle_p) {
869 if (*resume_handle_p >= *total_entries) {
870 *resume_handle_p = 0;
871 } else {
872 *resume_handle_p = resume_handle;
873 }
874 }
875
876 return WERR_OK;
877 }
878
879 /*******************************************************************
880 fill in a conn info level 0 structure.
881 ********************************************************************/
882
883 static WERROR init_srv_conn_info_0(struct srvsvc_NetConnCtr0 *ctr0,
884 uint32_t *resume_handle_p,
885 uint32_t *total_entries)
886 {
887 uint32_t num_entries = 0;
888 uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
889
890 DEBUG(5,("init_srv_conn_info_0\n"));
891
892 if (ctr0 == NULL) {
893 if (resume_handle_p) {
894 *resume_handle_p = 0;
895 }
896 return WERR_OK;
897 }
898
899 *total_entries = 1;
900
901 ZERO_STRUCTP(ctr0);
902
903 for (; resume_handle < *total_entries && num_entries < MAX_CONN_ENTRIES; resume_handle++) {
904
905 ctr0->array = TALLOC_REALLOC_ARRAY(talloc_tos(),
906 ctr0->array,
907 struct srvsvc_NetConnInfo0,
908 num_entries+1);
909 if (!ctr0->array) {
910 return WERR_NOMEM;
911 }
912
913 init_srvsvc_NetConnInfo0(&ctr0->array[num_entries],
914 (*total_entries));
915
916 /* move on to creating next connection */
917 num_entries++;
918 }
919
920 ctr0->count = num_entries;
921 *total_entries = num_entries;
922
923 if (resume_handle_p) {
924 if (*resume_handle_p >= *total_entries) {
925 *resume_handle_p = 0;
926 } else {
927 *resume_handle_p = resume_handle;
928 }
929 }
930
931 return WERR_OK;
932 }
933
934 /*******************************************************************
935 fill in a conn info level 1 structure.
936 ********************************************************************/
937
938 static WERROR init_srv_conn_info_1(struct srvsvc_NetConnCtr1 *ctr1,
939 uint32_t *resume_handle_p,
940 uint32_t *total_entries)
941 {
942 uint32_t num_entries = 0;
943 uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
944
945 DEBUG(5,("init_srv_conn_info_1\n"));
946
947 if (ctr1 == NULL) {
948 if (resume_handle_p) {
949 *resume_handle_p = 0;
950 }
951 return WERR_OK;
952 }
953
954 *total_entries = 1;
955
956 ZERO_STRUCTP(ctr1);
957
958 for (; (resume_handle < *total_entries) && num_entries < MAX_CONN_ENTRIES; resume_handle++) {
959
960 ctr1->array = TALLOC_REALLOC_ARRAY(talloc_tos(),
961 ctr1->array,
962 struct srvsvc_NetConnInfo1,
963 num_entries+1);
964 if (!ctr1->array) {
965 return WERR_NOMEM;
966 }
967
968 init_srvsvc_NetConnInfo1(&ctr1->array[num_entries],
969 (*total_entries),
970 0x3,
971 1,
972 1,
973 3,
974 "dummy_user",
975 "IPC$");
976
977 /* move on to creating next connection */
978 num_entries++;
979 }
980
981 ctr1->count = num_entries;
982 *total_entries = num_entries;
983
984 if (resume_handle_p) {
985 if (*resume_handle_p >= *total_entries) {
986 *resume_handle_p = 0;
987 } else {
988 *resume_handle_p = resume_handle;
989 }
990 }
991
992 return WERR_OK;
993 }
994
995 /*******************************************************************
996 _srvsvc_NetFileEnum
997 *******************************************************************/
998
999 WERROR _srvsvc_NetFileEnum(pipes_struct *p,
1000 struct srvsvc_NetFileEnum *r)
1001 {
1002 TALLOC_CTX *ctx = NULL;
1003 struct srvsvc_NetFileCtr3 *ctr3;
1004 uint32_t resume_hnd = 0;
1005 WERROR werr;
1006
1007 switch (r->in.info_ctr->level) {
1008 case 3:
1009 break;
1010 default:
1011 return WERR_UNKNOWN_LEVEL;
1012 }
1013
1014 ctx = talloc_tos();
1015 ctr3 = r->in.info_ctr->ctr.ctr3;
1016 if (!ctr3) {
1017 werr = WERR_INVALID_PARAM;
1018 goto done;
1019 }
1020
1021 /* TODO -- Windows enumerates
1022 (b) active pipes
1023 (c) open directories and files */
1024
1025 werr = net_enum_files(ctx, r->in.user, &ctr3, resume_hnd);
1026 if (!W_ERROR_IS_OK(werr)) {
1027 goto done;
1028 }
1029
1030 werr = net_enum_pipes(ctx, r->in.user, &ctr3, resume_hnd);
1031 if (!W_ERROR_IS_OK(werr)) {
1032 goto done;
1033 }
1034
1035 *r->out.totalentries = ctr3->count;
1036 r->out.info_ctr->ctr.ctr3->array = ctr3->array;
1037 r->out.info_ctr->ctr.ctr3->count = ctr3->count;
1038
1039 werr = WERR_OK;
1040
1041 done:
1042 return werr;
1043 }
1044
1045 /*******************************************************************
1046 _srvsvc_NetSrvGetInfo
1047 ********************************************************************/
1048
1049 WERROR _srvsvc_NetSrvGetInfo(pipes_struct *p,
1050 struct srvsvc_NetSrvGetInfo *r)
1051 {
1052 WERROR status = WERR_OK;
1053
1054 DEBUG(5,("_srvsvc_NetSrvGetInfo: %d\n", __LINE__));
1055
1056 if (!pipe_access_check(p)) {
1057 DEBUG(3, ("access denied to _srvsvc_NetSrvGetInfo\n"));
1058 return WERR_ACCESS_DENIED;
1059 }
1060
1061 switch (r->in.level) {
1062
1063 /* Technically level 102 should only be available to
1064 Administrators but there isn't anything super-secret
1065 here, as most of it is made up. */
1066
1067 case 102: {
1068 struct srvsvc_NetSrvInfo102 *info102;
1069
1070 info102 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo102);
1071 if (!info102) {
1072 return WERR_NOMEM;
1073 }
1074
1075 init_srvsvc_NetSrvInfo102(info102,
1076 PLATFORM_ID_NT,
1077 global_myname(),
1078 lp_major_announce_version(),
1079 lp_minor_announce_version(),
1080 lp_default_server_announce(),
1081 string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH),
1082 0xffffffff, /* users */
1083 0xf, /* disc */
1084 0, /* hidden */
1085 240, /* announce */
1086 3000, /* announce delta */
1087 100000, /* licenses */
1088 "c:\\"); /* user path */
1089 r->out.info->info102 = info102;
1090 break;
1091 }
1092 case 101: {
1093 struct srvsvc_NetSrvInfo101 *info101;
1094
1095 info101 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo101);
1096 if (!info101) {
1097 return WERR_NOMEM;
1098 }
1099
1100 init_srvsvc_NetSrvInfo101(info101,
1101 PLATFORM_ID_NT,
1102 global_myname(),
1103 lp_major_announce_version(),
1104 lp_minor_announce_version(),
1105 lp_default_server_announce(),
1106 string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH));
1107 r->out.info->info101 = info101;
1108 break;
1109 }
1110 case 100: {
1111 struct srvsvc_NetSrvInfo100 *info100;
1112
1113 info100 = TALLOC_P(p->mem_ctx, struct srvsvc_NetSrvInfo100);
1114 if (!info100) {
1115 return WERR_NOMEM;
1116 }
1117
1118 init_srvsvc_NetSrvInfo100(info100,
1119 PLATFORM_ID_NT,
1120 global_myname());
1121 r->out.info->info100 = info100;
1122
1123 break;
1124 }
1125 default:
1126 status = WERR_UNKNOWN_LEVEL;
1127 break;
1128 }
1129
1130 DEBUG(5,("_srvsvc_NetSrvGetInfo: %d\n", __LINE__));
1131
1132 return status;
1133 }
1134
1135 /*******************************************************************
1136 _srvsvc_NetSrvSetInfo
1137 ********************************************************************/
1138
1139 WERROR _srvsvc_NetSrvSetInfo(pipes_struct *p,
1140 struct srvsvc_NetSrvSetInfo *r)
1141 {
1142 WERROR status = WERR_OK;
1143
1144 DEBUG(5,("_srvsvc_NetSrvSetInfo: %d\n", __LINE__));
1145
1146 /* Set up the net server set info structure. */
1147
1148 DEBUG(5,("_srvsvc_NetSrvSetInfo: %d\n", __LINE__));
1149
1150 return status;
1151 }
1152
1153 /*******************************************************************
1154 _srvsvc_NetConnEnum
1155 ********************************************************************/
1156
1157 WERROR _srvsvc_NetConnEnum(pipes_struct *p,
1158 struct srvsvc_NetConnEnum *r)
1159 {
1160 WERROR werr;
1161
1162 DEBUG(5,("_srvsvc_NetConnEnum: %d\n", __LINE__));
1163
1164 switch (r->in.info_ctr->level) {
1165 case 0:
1166 werr = init_srv_conn_info_0(r->in.info_ctr->ctr.ctr0,
1167 r->in.resume_handle,
1168 r->out.totalentries);
1169 break;
1170 case 1:
1171 werr = init_srv_conn_info_1(r->in.info_ctr->ctr.ctr1,
1172 r->in.resume_handle,
1173 r->out.totalentries);
1174 break;
1175 default:
1176 return WERR_UNKNOWN_LEVEL;
1177 }
1178
1179 DEBUG(5,("_srvsvc_NetConnEnum: %d\n", __LINE__));
1180
1181 return werr;
1182 }
1183
1184 /*******************************************************************
1185 _srvsvc_NetSessEnum
1186 ********************************************************************/
1187
1188 WERROR _srvsvc_NetSessEnum(pipes_struct *p,
1189 struct srvsvc_NetSessEnum *r)
1190 {
1191 WERROR werr;
1192
1193 DEBUG(5,("_srvsvc_NetSessEnum: %d\n", __LINE__));
1194
1195 switch (r->in.info_ctr->level) {
1196 case 0:
1197 werr = init_srv_sess_info_0(p,
1198 r->in.info_ctr->ctr.ctr0,
1199 r->in.resume_handle,
1200 r->out.totalentries);
1201 break;
1202 case 1:
1203 werr = init_srv_sess_info_1(p,
1204 r->in.info_ctr->ctr.ctr1,
1205 r->in.resume_handle,
1206 r->out.totalentries);
1207 break;
1208 default:
1209 return WERR_UNKNOWN_LEVEL;
1210 }
1211
1212 DEBUG(5,("_srvsvc_NetSessEnum: %d\n", __LINE__));
1213
1214 return werr;
1215 }
1216
1217 /*******************************************************************
1218 _srvsvc_NetSessDel
1219 ********************************************************************/
1220
1221 WERROR _srvsvc_NetSessDel(pipes_struct *p,
1222 struct srvsvc_NetSessDel *r)
1223 {
1224 struct sessionid *session_list;
1225 struct current_user user;
1226 int num_sessions, snum;
1227 const char *username;
1228 const char *machine;
1229 bool not_root = False;
1230 WERROR werr;
1231
1232 username = r->in.user;
1233 machine = r->in.client;
1234
1235 /* strip leading backslashes if any */
1236 if (machine && machine[0] == '\\' && machine[1] == '\\') {
1237 machine += 2;
1238 }
1239
1240 num_sessions = list_sessions(p->mem_ctx, &session_list);
1241
1242 DEBUG(5,("_srvsvc_NetSessDel: %d\n", __LINE__));
1243
1244 werr = WERR_ACCESS_DENIED;
1245
1246 get_current_user(&user, p);
1247
1248 /* fail out now if you are not root or not a domain admin */
1249
1250 if ((user.ut.uid != sec_initial_uid()) &&
1251 ( ! nt_token_check_domain_rid(p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS))) {
1252
1253 goto done;
1254 }
1255
1256 for (snum = 0; snum < num_sessions; snum++) {
1257
1258 if ((strequal(session_list[snum].username, username) || username[0] == '\0' ) &&
1259 strequal(session_list[snum].remote_machine, machine)) {
1260
1261 NTSTATUS ntstat;
1262
1263 if (user.ut.uid != sec_initial_uid()) {
1264 not_root = True;
1265 become_root();
1266 }
1267
1268 ntstat = messaging_send(smbd_messaging_context(),
1269 session_list[snum].pid,
1270 MSG_SHUTDOWN, &data_blob_null);
1271
1272 if (NT_STATUS_IS_OK(ntstat))
1273 werr = WERR_OK;
1274
1275 if (not_root)
1276 unbecome_root();
1277 }
1278 }
1279
1280 DEBUG(5,("_srvsvc_NetSessDel: %d\n", __LINE__));
1281
1282 done:
1283
1284 return werr;
1285 }
1286
1287 /*******************************************************************
1288 _srvsvc_NetShareEnumAll
1289 ********************************************************************/
1290
1291 WERROR _srvsvc_NetShareEnumAll(pipes_struct *p,
1292 struct srvsvc_NetShareEnumAll *r)
1293 {
1294 WERROR werr;
1295
1296 DEBUG(5,("_srvsvc_NetShareEnumAll: %d\n", __LINE__));
1297
1298 if (!pipe_access_check(p)) {
1299 DEBUG(3, ("access denied to _srvsvc_NetShareEnumAll\n"));
1300 return WERR_ACCESS_DENIED;
1301 }
1302
1303 /* Create the list of shares for the response. */
1304 werr = init_srv_share_info_ctr(p,
1305 r->in.info_ctr,
1306 r->in.resume_handle,
1307 r->out.totalentries,
1308 true);
1309
1310 DEBUG(5,("_srvsvc_NetShareEnumAll: %d\n", __LINE__));
1311
1312 return werr;
1313 }
1314
1315 /*******************************************************************
1316 _srvsvc_NetShareEnum
1317 ********************************************************************/
1318
1319 WERROR _srvsvc_NetShareEnum(pipes_struct *p,
1320 struct srvsvc_NetShareEnum *r)
1321 {
1322 WERROR werr;
1323
1324 DEBUG(5,("_srvsvc_NetShareEnum: %d\n", __LINE__));
1325
1326 if (!pipe_access_check(p)) {
1327 DEBUG(3, ("access denied to _srvsvc_NetShareEnum\n"));
1328 return WERR_ACCESS_DENIED;
1329 }
1330
1331 /* Create the list of shares for the response. */
1332 werr = init_srv_share_info_ctr(p,
1333 r->in.info_ctr,
1334 r->in.resume_handle,
1335 r->out.totalentries,
1336 false);
1337
1338 DEBUG(5,("_srvsvc_NetShareEnum: %d\n", __LINE__));
1339
1340 return werr;
1341 }
1342
1343 /*******************************************************************
1344 _srvsvc_NetShareGetInfo
1345 ********************************************************************/
1346
1347 WERROR _srvsvc_NetShareGetInfo(pipes_struct *p,
1348 struct srvsvc_NetShareGetInfo *r)
1349 {
1350 WERROR status = WERR_OK;
1351 fstring share_name;
1352 int snum;
1353 union srvsvc_NetShareInfo *info = r->out.info;
1354
1355 DEBUG(5,("_srvsvc_NetShareGetInfo: %d\n", __LINE__));
1356
1357 fstrcpy(share_name, r->in.share_name);
1358
1359 snum = find_service(share_name);
1360 if (snum < 0) {
1361 return WERR_INVALID_NAME;
1362 }
1363
1364 switch (r->in.level) {
1365 case 0:
1366 info->info0 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo0);
1367 W_ERROR_HAVE_NO_MEMORY(info->info0);
1368 init_srv_share_info_0(p, info->info0, snum);
1369 break;
1370 case 1:
1371 info->info1 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1);
1372 W_ERROR_HAVE_NO_MEMORY(info->info1);
1373 init_srv_share_info_1(p, info->info1, snum);
1374 break;
1375 case 2:
1376 info->info2 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo2);
1377 W_ERROR_HAVE_NO_MEMORY(info->info2);
1378 init_srv_share_info_2(p, info->info2, snum);
1379 break;
1380 case 501:
1381 info->info501 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo501);
1382 W_ERROR_HAVE_NO_MEMORY(info->info501);
1383 init_srv_share_info_501(p, info->info501, snum);
1384 break;
1385 case 502:
1386 info->info502 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo502);
1387 W_ERROR_HAVE_NO_MEMORY(info->info502);
1388 init_srv_share_info_502(p, info->info502, snum);
1389 break;
1390 case 1004:
1391 info->info1004 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1004);
1392 W_ERROR_HAVE_NO_MEMORY(info->info1004);
1393 init_srv_share_info_1004(p, info->info1004, snum);
1394 break;
1395 case 1005:
1396 info->info1005 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1005);
1397 W_ERROR_HAVE_NO_MEMORY(info->info1005);
1398 init_srv_share_info_1005(p, info->info1005, snum);
1399 break;
1400 case 1006:
1401 info->info1006 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1006);
1402 W_ERROR_HAVE_NO_MEMORY(info->info1006);
1403 init_srv_share_info_1006(p, info->info1006, snum);
1404 break;
1405 case 1007:
1406 info->info1007 = TALLOC_P(p->mem_ctx, struct srvsvc_NetShareInfo1007);
1407 W_ERROR_HAVE_NO_MEMORY(info->info1007);
1408 init_srv_share_info_1007(p, info->info1007, snum);
1409 break;
1410 case 1501:
1411 init_srv_share_info_1501(p, info->info1501, snum);
1412 break;
1413 default:
1414 DEBUG(5,("_srvsvc_NetShareGetInfo: unsupported switch value %d\n",
1415 r->in.level));
1416 status = WERR_UNKNOWN_LEVEL;
1417 break;
1418 }
1419
1420 DEBUG(5,("_srvsvc_NetShareGetInfo: %d\n", __LINE__));
1421
1422 return status;
1423 }
1424
1425 /*******************************************************************
1426 Check a given DOS pathname is valid for a share.
1427 ********************************************************************/
1428
1429 char *valid_share_pathname(TALLOC_CTX *ctx, const char *dos_pathname)
1430 {
1431 char *ptr = NULL;
1432
1433 if (!dos_pathname) {
1434 return NULL;
1435 }
1436
1437 ptr = talloc_strdup(ctx, dos_pathname);
1438 if (!ptr) {
1439 return NULL;
1440 }
1441 /* Convert any '\' paths to '/' */
1442 unix_format(ptr);
1443 ptr = unix_clean_name(ctx, ptr);
1444 if (!ptr) {
1445 return NULL;
1446 }
1447
1448 /* NT is braindead - it wants a C: prefix to a pathname ! So strip it. */
1449 if (strlen(ptr) > 2 && ptr[1] == ':' && ptr[0] != '/')
1450 ptr += 2;
1451
1452 /* Only absolute paths allowed. */
1453 if (*ptr != '/')
1454 return NULL;
1455
1456 return ptr;
1457 }
1458
1459 /*******************************************************************
1460 _srvsvc_NetShareSetInfo. Modify share details.
1461 ********************************************************************/
1462
1463 WERROR _srvsvc_NetShareSetInfo(pipes_struct *p,
1464 struct srvsvc_NetShareSetInfo *r)
1465 {
1466 struct current_user user;
1467 char *command = NULL;
1468 char *share_name = NULL;
1469 char *comment = NULL;
1470 const char *pathname = NULL;
1471 int type;
1472 int snum;
1473 int ret;
1474 char *path = NULL;
1475 SEC_DESC *psd = NULL;
1476 SE_PRIV se_diskop = SE_DISK_OPERATOR;
1477 bool is_disk_op = False;
1478 int max_connections = 0;
1479 TALLOC_CTX *ctx = p->mem_ctx;
1480 union srvsvc_NetShareInfo *info = r->in.info;
1481
1482 DEBUG(5,("_srvsvc_NetShareSetInfo: %d\n", __LINE__));
1483
1484 share_name = talloc_strdup(p->mem_ctx, r->in.share_name);
1485 if (!share_name) {
1486 return WERR_NOMEM;
1487 }
1488
1489 if (r->out.parm_error) {
1490 *r->out.parm_error = 0;
1491 }
1492
1493 if ( strequal(share_name,"IPC$")
1494 || ( lp_enable_asu_support() && strequal(share_name,"ADMIN$") )
1495 || strequal(share_name,"global") )
1496 {
1497 return WERR_ACCESS_DENIED;
1498 }
1499
1500 snum = find_service(share_name);
1501
1502 /* Does this share exist ? */
1503 if (snum < 0)
1504 return WERR_NET_NAME_NOT_FOUND;
1505
1506 /* No change to printer shares. */
1507 if (lp_print_ok(snum))
1508 return WERR_ACCESS_DENIED;
1509
1510 get_current_user(&user,p);
1511
1512 is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1513
1514 /* fail out now if you are not root and not a disk op */
1515
1516 if ( user.ut.uid != sec_initial_uid() && !is_disk_op )
1517 return WERR_ACCESS_DENIED;
1518
1519 switch (r->in.level) {
1520 case 1:
1521 pathname = talloc_strdup(ctx, lp_pathname(snum));
1522 comment = talloc_strdup(ctx, info->info1->comment);
1523 type = info->info1->type;
1524 psd = NULL;
1525 break;
1526 case 2:
1527 comment = talloc_strdup(ctx, info->info2->comment);
1528 pathname = info->info2->path;
1529 type = info->info2->type;
1530 max_connections = (info->info2->max_users == (uint32_t)-1) ?
1531 0 : info->info2->max_users;
1532 psd = NULL;
1533 break;
1534 #if 0
1535 /* not supported on set but here for completeness */
1536 case 501:
1537 comment = talloc_strdup(ctx, info->info501->comment);
1538 type = info->info501->type;
1539 psd = NULL;
1540 break;
1541 #endif
1542 case 502:
1543 comment = talloc_strdup(ctx, info->info502->comment);
1544 pathname = info->info502->path;
1545 type = info->info502->type;
1546 psd = info->info502->sd_buf.sd;
1547 map_generic_share_sd_bits(psd);
1548 break;
1549 case 1004:
1550 pathname = talloc_strdup(ctx, lp_pathname(snum));
1551 comment = talloc_strdup(ctx, info->info1004->comment);
1552 type = STYPE_DISKTREE;
1553 break;
1554 case 1005:
1555 /* XP re-sets the csc policy even if it wasn't changed by the
1556 user, so we must compare it to see if it's what is set in
1557 smb.conf, so that we can contine other ops like setting
1558 ACLs on a share */
1559 if (((info->info1005->dfs_flags &
1560 SHARE_1005_CSC_POLICY_MASK) >>
1561 SHARE_1005_CSC_POLICY_SHIFT) == lp_csc_policy(snum))
1562 return WERR_OK;
1563 else {
1564 DEBUG(3, ("_srvsvc_NetShareSetInfo: client is trying to change csc policy from the network; must be done with smb.conf\n"));
1565 return WERR_ACCESS_DENIED;
1566 }
1567 case 1006:
1568 case 1007:
1569 return WERR_ACCESS_DENIED;
1570 case 1501:
1571 pathname = talloc_strdup(ctx, lp_pathname(snum));
1572 comment = talloc_strdup(ctx, lp_comment(snum));
1573 psd = info->info1501->sd;
1574 map_generic_share_sd_bits(psd);
1575 type = STYPE_DISKTREE;
1576 break;
1577 default:
1578 DEBUG(5,("_srvsvc_NetShareSetInfo: unsupported switch value %d\n",
1579 r->in.level));
1580 return WERR_UNKNOWN_LEVEL;
1581 }
1582
1583 /* We can only modify disk shares. */
1584 if (type != STYPE_DISKTREE)
1585 return WERR_ACCESS_DENIED;
1586
1587 if (comment == NULL) {
1588 return WERR_NOMEM;
1589 }
1590
1591 /* Check if the pathname is valid. */
1592 if (!(path = valid_share_pathname(p->mem_ctx, pathname )))
1593 return WERR_OBJECT_PATH_INVALID;
1594
1595 /* Ensure share name, pathname and comment don't contain '"' characters. */
1596 string_replace(share_name, '"', ' ');
1597 string_replace(path, '"', ' ');
1598 string_replace(comment, '"', ' ');
1599
1600 DEBUG(10,("_srvsvc_NetShareSetInfo: change share command = %s\n",
1601 lp_change_share_cmd() ? lp_change_share_cmd() : "NULL" ));
1602
1603 /* Only call modify function if something changed. */
1604
1605 if (strcmp(path, lp_pathname(snum)) || strcmp(comment, lp_comment(snum))
1606 || (lp_max_connections(snum) != max_connections)) {
1607 if (!lp_change_share_cmd() || !*lp_change_share_cmd()) {
1608 DEBUG(10,("_srvsvc_NetShareSetInfo: No change share command\n"));
1609 return WERR_ACCESS_DENIED;
1610 }
1611
1612 command = talloc_asprintf(p->mem_ctx,
1613 "%s \"%s\" \"%s\" \"%s\" \"%s\" %d",
1614 lp_change_share_cmd(),
1615 get_dyn_CONFIGFILE(),
1616 share_name,
1617 path,
1618 comment ? comment : "",
1619 max_connections);
1620 if (!command) {
1621 return WERR_NOMEM;
1622 }
1623
1624 DEBUG(10,("_srvsvc_NetShareSetInfo: Running [%s]\n", command ));
1625
1626 /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1627
1628 if (is_disk_op)
1629 become_root();
1630
1631 if ( (ret = smbrun(command, NULL)) == 0 ) {
1632 /* Tell everyone we updated smb.conf. */
1633 message_send_all(smbd_messaging_context(),
1634 MSG_SMB_CONF_UPDATED, NULL, 0,
1635 NULL);
1636 }
1637
1638 if ( is_disk_op )
1639 unbecome_root();
1640
1641 /********* END SeDiskOperatorPrivilege BLOCK *********/
1642
1643 DEBUG(3,("_srvsvc_NetShareSetInfo: Running [%s] returned (%d)\n",
1644 command, ret ));
1645
1646 TALLOC_FREE(command);
1647
1648 if ( ret != 0 )
1649 return WERR_ACCESS_DENIED;
1650 } else {
1651 DEBUG(10,("_srvsvc_NetShareSetInfo: No change to share name (%s)\n",
1652 share_name ));
1653 }
1654
1655 /* Replace SD if changed. */
1656 if (psd) {
1657 SEC_DESC *old_sd;
1658 size_t sd_size;
1659
1660 old_sd = get_share_security(p->mem_ctx, lp_servicename(snum), &sd_size);
1661
1662 if (old_sd && !sec_desc_equal(old_sd, psd)) {
1663 if (!set_share_security(share_name, psd))
1664 DEBUG(0,("_srvsvc_NetShareSetInfo: Failed to change security info in share %s.\n",
1665 share_name ));
1666 }
1667 }
1668
1669 DEBUG(5,("_srvsvc_NetShareSetInfo: %d\n", __LINE__));
1670
1671 return WERR_OK;
1672 }
1673
1674 /*******************************************************************
1675 _srvsvc_NetShareAdd.
1676 Call 'add_share_command "sharename" "pathname"
1677 "comment" "max connections = "
1678 ********************************************************************/
1679
1680 WERROR _srvsvc_NetShareAdd(pipes_struct *p,
1681 struct srvsvc_NetShareAdd *r)
1682 {
1683 struct current_user user;
1684 char *command = NULL;
1685 char *share_name = NULL;
1686 char *comment = NULL;
1687 char *pathname = NULL;
1688 int type;
1689 int snum;
1690 int ret;
1691 char *path;
1692 SEC_DESC *psd = NULL;
1693 SE_PRIV se_diskop = SE_DISK_OPERATOR;
1694 bool is_disk_op;
1695 int max_connections = 0;
1696 TALLOC_CTX *ctx = p->mem_ctx;
1697
1698 DEBUG(5,("_srvsvc_NetShareAdd: %d\n", __LINE__));
1699
1700 *r->out.parm_error = 0;
1701
1702 get_current_user(&user,p);
1703
1704 is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1705
1706 if (user.ut.uid != sec_initial_uid() && !is_disk_op )
1707 return WERR_ACCESS_DENIED;
1708
1709 if (!lp_add_share_cmd() || !*lp_add_share_cmd()) {
1710 DEBUG(10,("_srvsvc_NetShareAdd: No add share command\n"));
1711 return WERR_ACCESS_DENIED;
1712 }
1713
1714 switch (r->in.level) {
1715 case 0:
1716 /* No path. Not enough info in a level 0 to do anything. */
1717 return WERR_ACCESS_DENIED;
1718 case 1:
1719 /* Not enough info in a level 1 to do anything. */
1720 return WERR_ACCESS_DENIED;
1721 case 2:
1722 share_name = talloc_strdup(ctx, r->in.info->info2->name);
1723 comment = talloc_strdup(ctx, r->in.info->info2->comment);
1724 pathname = talloc_strdup(ctx, r->in.info->info2->path);
1725 max_connections = (r->in.info->info2->max_users == (uint32_t)-1) ?
1726 0 : r->in.info->info2->max_users;
1727 type = r->in.info->info2->type;
1728 break;
1729 case 501:
1730 /* No path. Not enough info in a level 501 to do anything. */
1731 return WERR_ACCESS_DENIED;
1732 case 502:
1733 share_name = talloc_strdup(ctx, r->in.info->info502->name);
1734 comment = talloc_strdup(ctx, r->in.info->info502->comment);
1735 pathname = talloc_strdup(ctx, r->in.info->info502->path);
1736 max_connections = (r->in.info->info502->max_users == (uint32_t)-1) ?
1737 0 : r->in.info->info502->max_users;
1738 type = r->in.info->info502->type;
1739 psd = r->in.info->info502->sd_buf.sd;
1740 map_generic_share_sd_bits(psd);
1741 break;
1742
1743 /* none of the following contain share names. NetShareAdd does not have a separate parameter for the share name */
1744
1745 case 1004:
1746 case 1005:
1747 case 1006:
1748 case 1007:
1749 return WERR_ACCESS_DENIED;
1750 case 1501:
1751 /* DFS only level. */
1752 return WERR_ACCESS_DENIED;
1753 default:
1754 DEBUG(5,("_srvsvc_NetShareAdd: unsupported switch value %d\n",
1755 r->in.level));
1756 return WERR_UNKNOWN_LEVEL;
1757 }
1758
1759 /* check for invalid share names */
1760
1761 if (!share_name || !validate_net_name(share_name,
1762 INVALID_SHARENAME_CHARS,
1763 strlen(share_name))) {
1764 DEBUG(5,("_srvsvc_NetShareAdd: Bad sharename \"%s\"\n",
1765 share_name ? share_name : ""));
1766 return WERR_INVALID_NAME;
1767 }
1768
1769 if (strequal(share_name,"IPC$") || strequal(share_name,"global")
1770 || (lp_enable_asu_support() &&
1771 strequal(share_name,"ADMIN$"))) {
1772 return WERR_ACCESS_DENIED;
1773 }
1774
1775 snum = find_service(share_name);
1776
1777 /* Share already exists. */
1778 if (snum >= 0) {
1779 return WERR_ALREADY_EXISTS;
1780 }
1781
1782 /* We can only add disk shares. */
1783 if (type != STYPE_DISKTREE) {
1784 return WERR_ACCESS_DENIED;
1785 }
1786
1787 /* Check if the pathname is valid. */
1788 if (!(path = valid_share_pathname(p->mem_ctx, pathname))) {
1789 return WERR_OBJECT_PATH_INVALID;
1790 }
1791
1792 /* Ensure share name, pathname and comment don't contain '"' characters. */
1793 string_replace(share_name, '"', ' ');
1794 string_replace(path, '"', ' ');
1795 if (comment) {
1796 string_replace(comment, '"', ' ');
1797 }
1798
1799 command = talloc_asprintf(ctx,
1800 "%s \"%s\" \"%s\" \"%s\" \"%s\" %d",
1801 lp_add_share_cmd(),
1802 get_dyn_CONFIGFILE(),
1803 share_name,
1804 path,
1805 comment ? comment : "",
1806 max_connections);
1807 if (!command) {
1808 return WERR_NOMEM;
1809 }
1810
1811 DEBUG(10,("_srvsvc_NetShareAdd: Running [%s]\n", command ));
1812
1813 /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1814
1815 if ( is_disk_op )
1816 become_root();
1817
1818 /* FIXME: use libnetconf here - gd */
1819
1820 if ( (ret = smbrun(command, NULL)) == 0 ) {
1821 /* Tell everyone we updated smb.conf. */
1822 message_send_all(smbd_messaging_context(),
1823 MSG_SMB_CONF_UPDATED, NULL, 0, NULL);
1824 }
1825
1826 if ( is_disk_op )
1827 unbecome_root();
1828
1829 /********* END SeDiskOperatorPrivilege BLOCK *********/
1830
1831 DEBUG(3,("_srvsvc_NetShareAdd: Running [%s] returned (%d)\n",
1832 command, ret ));
1833
1834 TALLOC_FREE(command);
1835
1836 if ( ret != 0 )
1837 return WERR_ACCESS_DENIED;
1838
1839 if (psd) {
1840 if (!set_share_security(share_name, psd)) {
1841 DEBUG(0,("_srvsvc_NetShareAdd: Failed to add security info to share %s.\n",
1842 share_name ));
1843 }
1844 }
1845
1846 /*
1847 * We don't call reload_services() here, the message will
1848 * cause this to be done before the next packet is read
1849 * from the client. JRA.
1850 */
1851
1852 DEBUG(5,("_srvsvc_NetShareAdd: %d\n", __LINE__));
1853
1854 return WERR_OK;
1855 }
1856
1857 /*******************************************************************
1858 _srvsvc_NetShareDel
1859 Call "delete share command" with the share name as
1860 a parameter.
1861 ********************************************************************/
1862
1863 WERROR _srvsvc_NetShareDel(pipes_struct *p,
1864 struct srvsvc_NetShareDel *r)
1865 {
1866 struct current_user user;
1867 char *command = NULL;
1868 char *share_name = NULL;
1869 int ret;
1870 int snum;
1871 SE_PRIV se_diskop = SE_DISK_OPERATOR;
1872 bool is_disk_op;
1873 struct share_params *params;
1874 TALLOC_CTX *ctx = p->mem_ctx;
1875
1876 DEBUG(5,("_srvsvc_NetShareDel: %d\n", __LINE__));
1877
1878 share_name = talloc_strdup(p->mem_ctx, r->in.share_name);
1879 if (!share_name) {
1880 return WERR_NET_NAME_NOT_FOUND;
1881 }
1882 if ( strequal(share_name,"IPC$")
1883 || ( lp_enable_asu_support() && strequal(share_name,"ADMIN$") )
1884 || strequal(share_name,"global") )
1885 {
1886 return WERR_ACCESS_DENIED;
1887 }
1888
1889 if (!(params = get_share_params(p->mem_ctx, share_name))) {
1890 return WERR_NO_SUCH_SHARE;
1891 }
1892
1893 snum = find_service(share_name);
1894
1895 /* No change to printer shares. */
1896 if (lp_print_ok(snum))
1897 return WERR_ACCESS_DENIED;
1898
1899 get_current_user(&user,p);
1900
1901 is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1902
1903 if (user.ut.uid != sec_initial_uid() && !is_disk_op )
1904 return WERR_ACCESS_DENIED;
1905
1906 if (!lp_delete_share_cmd() || !*lp_delete_share_cmd()) {
1907 DEBUG(10,("_srvsvc_NetShareDel: No delete share command\n"));
1908 return WERR_ACCESS_DENIED;
1909 }
1910
1911 command = talloc_asprintf(ctx,
1912 "%s \"%s\" \"%s\"",
1913 lp_delete_share_cmd(),
1914 get_dyn_CONFIGFILE(),
1915 lp_servicename(snum));
1916 if (!command) {
1917 return WERR_NOMEM;
1918 }
1919
1920 DEBUG(10,("_srvsvc_NetShareDel: Running [%s]\n", command ));
1921
1922 /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1923
1924 if ( is_disk_op )
1925 become_root();
1926
1927 if ( (ret = smbrun(command, NULL)) == 0 ) {
1928 /* Tell everyone we updated smb.conf. */
1929 message_send_all(smbd_messaging_context(),
1930 MSG_SMB_CONF_UPDATED, NULL, 0, NULL);
1931 }
1932
1933 if ( is_disk_op )
1934 unbecome_root();
1935
1936 /********* END SeDiskOperatorPrivilege BLOCK *********/
1937
1938 DEBUG(3,("_srvsvc_NetShareDel: Running [%s] returned (%d)\n", command, ret ));
1939
1940 if ( ret != 0 )
1941 return WERR_ACCESS_DENIED;
1942
1943 /* Delete the SD in the database. */
1944 delete_share_security(lp_servicename(params->service));
1945
1946 lp_killservice(params->service);
1947
1948 return WERR_OK;
1949 }
1950
1951 /*******************************************************************
1952 _srvsvc_NetShareDelSticky
1953 ********************************************************************/
1954
1955 WERROR _srvsvc_NetShareDelSticky(pipes_struct *p,
1956 struct srvsvc_NetShareDelSticky *r)
1957 {
1958 struct srvsvc_NetShareDel q;
1959
1960 DEBUG(5,("_srvsvc_NetShareDelSticky: %d\n", __LINE__));
1961
1962 q.in.server_unc = r->in.server_unc;
1963 q.in.share_name = r->in.share_name;
1964 q.in.reserved = r->in.reserved;
1965
1966 return _srvsvc_NetShareDel(p, &q);
1967 }
1968
1969 /*******************************************************************
1970 _srvsvc_NetRemoteTOD
1971 ********************************************************************/
1972
1973 WERROR _srvsvc_NetRemoteTOD(pipes_struct *p,
1974 struct srvsvc_NetRemoteTOD *r)
1975 {
1976 struct srvsvc_NetRemoteTODInfo *tod;
1977 struct tm *t;
1978 time_t unixdate = time(NULL);
1979
1980 /* We do this call first as if we do it *after* the gmtime call
1981 it overwrites the pointed-to values. JRA */
1982
1983 uint32 zone = get_time_zone(unixdate)/60;
1984
1985 DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__));
1986
1987 if ( !(tod = TALLOC_ZERO_P(p->mem_ctx, struct srvsvc_NetRemoteTODInfo)) )
1988 return WERR_NOMEM;
1989
1990 *r->out.info = tod;
1991
1992 DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__));
1993
1994 t = gmtime(&unixdate);
1995
1996 /* set up the */
1997 init_srvsvc_NetRemoteTODInfo(tod,
1998 unixdate,
1999 0,
2000 t->tm_hour,
2001 t->tm_min,
2002 t->tm_sec,
2003 0,
2004 zone,
2005 10000,
2006 t->tm_mday,
2007 t->tm_mon + 1,
2008 1900+t->tm_year,
2009 t->tm_wday);
2010
2011 DEBUG(5,("_srvsvc_NetRemoteTOD: %d\n", __LINE__));
2012
2013 return WERR_OK;
2014 }
2015
2016 /***********************************************************************************
2017 _srvsvc_NetGetFileSecurity
2018 Win9x NT tools get security descriptor.
2019 ***********************************************************************************/
2020
2021 WERROR _srvsvc_NetGetFileSecurity(pipes_struct *p,
2022 struct srvsvc_NetGetFileSecurity *r)
2023 {
2024 SEC_DESC *psd = NULL;
2025 size_t sd_size;
2026 DATA_BLOB null_pw;
2027 char *filename_in = NULL;
2028 char *filename = NULL;
2029 char *qualname = NULL;
2030 SMB_STRUCT_STAT st;
2031 NTSTATUS nt_status;
2032 WERROR werr;
2033 struct current_user user;
2034 connection_struct *conn = NULL;
2035 bool became_user = False;
2036 TALLOC_CTX *ctx = p->mem_ctx;
2037 struct sec_desc_buf *sd_buf;
2038
2039 ZERO_STRUCT(st);
2040
2041 werr = WERR_OK;
2042
2043 qualname = talloc_strdup(ctx, r->in.share);
2044 if (!qualname) {
2045 werr = WERR_ACCESS_DENIED;
2046 goto error_exit;
2047 }
2048
2049 /* Null password is ok - we are already an authenticated user... */
2050 null_pw = data_blob_null;
2051
2052 get_current_user(&user, p);
2053
2054 become_root();
2055 conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
2056 unbecome_root();
2057
2058 if (conn == NULL) {
2059 DEBUG(3,("_srvsvc_NetGetFileSecurity: Unable to connect to %s\n",
2060 qualname));
2061 werr = ntstatus_to_werror(nt_status);
2062 goto error_exit;
2063 }
2064
2065 if (!become_user(conn, conn->vuid)) {
2066 DEBUG(0,("_srvsvc_NetGetFileSecurity: Can't become connected user!\n"));
2067 werr = WERR_ACCESS_DENIED;
2068 goto error_exit;
2069 }
2070 became_user = True;
2071
2072 filename_in = talloc_strdup(ctx, r->in.file);
2073 if (!filename_in) {
2074 werr = WERR_ACCESS_DENIED;
2075 goto error_exit;
2076 }
2077
2078 nt_status = unix_convert(ctx, conn, filename_in, False, &filename, NULL, &st);
2079 if (!NT_STATUS_IS_OK(nt_status)) {
2080 DEBUG(3,("_srvsvc_NetGetFileSecurity: bad pathname %s\n",
2081 filename));
2082 werr = WERR_ACCESS_DENIED;
2083 goto error_exit;
2084 }
2085
2086 nt_status = check_name(conn, filename);
2087 if (!NT_STATUS_IS_OK(nt_status)) {
2088 DEBUG(3,("_srvsvc_NetGetFileSecurity: can't access %s\n",
2089 filename));
2090 werr = WERR_ACCESS_DENIED;
2091 goto error_exit;
2092 }
2093
2094 nt_status = SMB_VFS_GET_NT_ACL(conn, filename,
2095 (OWNER_SECURITY_INFORMATION
2096 |GROUP_SECURITY_INFORMATION
2097 |DACL_SECURITY_INFORMATION), &psd);
2098
2099 if (!NT_STATUS_IS_OK(nt_status)) {
2100 DEBUG(3,("_srvsvc_NetGetFileSecurity: Unable to get NT ACL for file %s\n",
2101 filename));
2102 werr = ntstatus_to_werror(nt_status);
2103 goto error_exit;
2104 }
2105
2106 sd_size = ndr_size_security_descriptor(psd, 0);
2107
2108 sd_buf = TALLOC_ZERO_P(ctx, struct sec_desc_buf);
2109 if (!sd_buf) {
2110 werr = WERR_NOMEM;
2111 goto error_exit;
2112 }
2113
2114 sd_buf->sd_size = sd_size;
2115 sd_buf->sd = psd;
2116
2117 *r->out.sd_buf = sd_buf;
2118
2119 psd->dacl->revision = NT4_ACL_REVISION;
2120
2121 unbecome_user();
2122 close_cnum(conn, user.vuid);
2123 return werr;
2124
2125 error_exit:
2126
2127 if (became_user)
2128 unbecome_user();
2129
2130 if (conn)
2131 close_cnum(conn, user.vuid);
2132
2133 return werr;
2134 }
2135
2136 /***********************************************************************************
2137 _srvsvc_NetSetFileSecurity
2138 Win9x NT tools set security descriptor.
2139 ***********************************************************************************/
2140
2141 WERROR _srvsvc_NetSetFileSecurity(pipes_struct *p,
2142 struct srvsvc_NetSetFileSecurity *r)
2143 {
2144 char *filename_in = NULL;
2145 char *filename = NULL;
2146 char *qualname = NULL;
2147 DATA_BLOB null_pw;
2148 files_struct *fsp = NULL;
2149 SMB_STRUCT_STAT st;
2150 NTSTATUS nt_status;
2151 WERROR werr;
2152 struct current_user user;
2153 connection_struct *conn = NULL;
2154 bool became_user = False;
2155 TALLOC_CTX *ctx = p->mem_ctx;
2156
2157 ZERO_STRUCT(st);
2158
2159 werr = WERR_OK;
2160
2161 qualname = talloc_strdup(ctx, r->in.share);
2162 if (!qualname) {
2163 werr = WERR_ACCESS_DENIED;
2164 goto error_exit;
2165 }
2166
2167 /* Null password is ok - we are already an authenticated user... */
2168 null_pw = data_blob_null;
2169
2170 get_current_user(&user, p);
2171
2172 become_root();
2173 conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
2174 unbecome_root();
2175
2176 if (conn == NULL) {
2177 DEBUG(3,("_srvsvc_NetSetFileSecurity: Unable to connect to %s\n", qualname));
2178 werr = ntstatus_to_werror(nt_status);
2179 goto error_exit;
2180 }
2181
2182 if (!become_user(conn, conn->vuid)) {
2183 DEBUG(0,("_srvsvc_NetSetFileSecurity: Can't become connected user!\n"));
2184 werr = WERR_ACCESS_DENIED;
2185 goto error_exit;
2186 }
2187 became_user = True;
2188
2189 filename_in = talloc_strdup(ctx, r->in.file);
2190 if (!filename_in) {
2191 werr = WERR_ACCESS_DENIED;
2192 goto error_exit;
2193 }
2194
2195 nt_status = unix_convert(ctx, conn, filename, False, &filename, NULL, &st);
2196 if (!NT_STATUS_IS_OK(nt_status)) {
2197 DEBUG(3,("_srvsvc_NetSetFileSecurity: bad pathname %s\n", filename));
2198 werr = WERR_ACCESS_DENIED;
2199 goto error_exit;
2200 }
2201
2202 nt_status = check_name(conn, filename);
2203 if (!NT_STATUS_IS_OK(nt_status)) {
2204 DEBUG(3,("_srvsvc_NetSetFileSecurity: can't access %s\n", filename));
2205 werr = WERR_ACCESS_DENIED;
2206 goto error_exit;
2207 }
2208
2209 nt_status = open_file_stat(conn, NULL, filename, &st, &fsp);
2210
2211 if ( !NT_STATUS_IS_OK(nt_status) ) {
2212 /* Perhaps it is a directory */
2213 if (NT_STATUS_EQUAL(nt_status, NT_STATUS_FILE_IS_A_DIRECTORY))
2214 nt_status = open_directory(conn, NULL, filename, &st,
2215 FILE_READ_ATTRIBUTES,
2216 FILE_SHARE_READ|FILE_SHARE_WRITE,
2217 FILE_OPEN,
2218 0,
2219 FILE_ATTRIBUTE_DIRECTORY,
2220 NULL, &fsp);
2221
2222 if ( !NT_STATUS_IS_OK(nt_status) ) {
2223 DEBUG(3,("_srvsvc_NetSetFileSecurity: Unable to open file %s\n", filename));
2224 werr = ntstatus_to_werror(nt_status);
2225 goto error_exit;
2226 }
2227 }
2228
2229 nt_status = SMB_VFS_SET_NT_ACL(fsp, fsp->fsp_name,
2230 r->in.securityinformation,
2231 r->in.sd_buf->sd);
2232
2233 if (!NT_STATUS_IS_OK(nt_status) ) {
2234 DEBUG(3,("_srvsvc_NetSetFileSecurity: Unable to set NT ACL on file %s\n", filename));
2235 werr = WERR_ACCESS_DENIED;
2236 goto error_exit;
2237 }
2238
2239 close_file(fsp, NORMAL_CLOSE);
2240 unbecome_user();
2241 close_cnum(conn, user.vuid);
2242 return werr;
2243
2244 error_exit:
2245
2246 if(fsp) {
2247 close_file(fsp, NORMAL_CLOSE);
2248 }
2249
2250 if (became_user) {
2251 unbecome_user();
2252 }
2253
2254 if (conn) {
2255 close_cnum(conn, user.vuid);
2256 }
2257
2258 return werr;
2259 }
2260
2261 /***********************************************************************************
2262 It may be that we want to limit users to creating shares on certain areas of the UNIX file area.
2263 We could define areas by mapping Windows style disks to points on the UNIX directory hierarchy.
2264 These disks would the disks listed by this function.
2265 Users could then create shares relative to these disks. Watch out for moving these disks around.
2266 "Nigel Williams" <nigel@veritas.com>.
2267 ***********************************************************************************/
2268
2269 static const char *server_disks[] = {"C:"};
2270
2271 static uint32 get_server_disk_count(void)
2272 {
2273 return sizeof(server_disks)/sizeof(server_disks[0]);
2274 }
2275
2276 static uint32 init_server_disk_enum(uint32 *resume)
2277 {
2278 uint32 server_disk_count = get_server_disk_count();
2279
2280 /*resume can be an offset into the list for now*/
2281
2282 if(*resume & 0x80000000)
2283 *resume = 0;
2284
2285 if(*resume > server_disk_count)
2286 *resume = server_disk_count;
2287
2288 return server_disk_count - *resume;
2289 }
2290
2291 static const char *next_server_disk_enum(uint32 *resume)
2292 {
2293 const char *disk;
2294
2295 if(init_server_disk_enum(resume) == 0)
2296 return NULL;
2297
2298 disk = server_disks[*resume];
2299
2300 (*resume)++;
2301
2302 DEBUG(10, ("next_server_disk_enum: reporting disk %s. resume handle %d.\n", disk, *resume));
2303
2304 return disk;
2305 }
2306
2307 /********************************************************************
2308 _srvsvc_NetDiskEnum
2309 ********************************************************************/
2310
2311 WERROR _srvsvc_NetDiskEnum(pipes_struct *p,
2312 struct srvsvc_NetDiskEnum *r)
2313 {
2314 uint32 i;
2315 const char *disk_name;
2316 TALLOC_CTX *ctx = p->mem_ctx;
2317 WERROR werr;
2318 uint32_t resume = r->in.resume_handle ? *r->in.resume_handle : 0;
2319
2320 werr = WERR_OK;
2321
2322 *r->out.totalentries = init_server_disk_enum(&resume);
2323
2324 r->out.info->disks = TALLOC_ZERO_ARRAY(ctx, struct srvsvc_NetDiskInfo0,
2325 MAX_SERVER_DISK_ENTRIES);
2326 W_ERROR_HAVE_NO_MEMORY(r->out.info->disks);
2327
2328 /*allow one struct srvsvc_NetDiskInfo0 for null terminator*/
2329
2330 for(i = 0; i < MAX_SERVER_DISK_ENTRIES -1 && (disk_name = next_server_disk_enum(&resume)); i++) {
2331
2332 r->out.info->count++;
2333
2334 /*copy disk name into a unicode string*/
2335
2336 r->out.info->disks[i].disk = talloc_strdup(ctx, disk_name);
2337 W_ERROR_HAVE_NO_MEMORY(r->out.info->disks[i].disk);
2338 }
2339
2340 /* add a terminating null string. Is this there if there is more data to come? */
2341
2342 r->out.info->count++;
2343
2344 r->out.info->disks[i].disk = talloc_strdup(ctx, "");
2345 W_ERROR_HAVE_NO_MEMORY(r->out.info->disks[i].disk);
2346
2347 if (r->out.resume_handle) {
2348 *r->out.resume_handle = resume;
2349 }
2350
2351 return werr;
2352 }
2353
2354 /********************************************************************
2355 _srvsvc_NetNameValidate
2356 ********************************************************************/
2357
2358 WERROR _srvsvc_NetNameValidate(pipes_struct *p,
2359 struct srvsvc_NetNameValidate *r)
2360 {
2361 switch (r->in.name_type) {
2362 case 0x9:
2363 if (!validate_net_name(r->in.name, INVALID_SHARENAME_CHARS,
2364 strlen_m(r->in.name)))
2365 {
2366 DEBUG(5,("_srvsvc_NetNameValidate: Bad sharename \"%s\"\n",
2367 r->in.name));
2368 return WERR_INVALID_NAME;
2369 }
2370 break;
2371
2372 default:
2373 return WERR_UNKNOWN_LEVEL;
2374 }
2375
2376 return WERR_OK;
2377 }
2378
2379 /********************************************************************
2380 ********************************************************************/
2381
2382 WERROR _srvsvc_NetFileClose(pipes_struct *p, struct srvsvc_NetFileClose *r)
2383 {
2384 return WERR_ACCESS_DENIED;
2385 }
2386
2387
2388 /********************************************************************
2389 ********************************************************************/
2390
2391 WERROR _srvsvc_NetCharDevEnum(pipes_struct *p, struct srvsvc_NetCharDevEnum *r)
2392 {
2393 p->rng_fault_state = True;
2394 return WERR_NOT_SUPPORTED;
2395 }
2396
2397 WERROR _srvsvc_NetCharDevGetInfo(pipes_struct *p, struct srvsvc_NetCharDevGetInfo *r)
2398 {
2399 p->rng_fault_state = True;
2400 return WERR_NOT_SUPPORTED;
2401 }
2402
2403 WERROR _srvsvc_NetCharDevControl(pipes_struct *p, struct srvsvc_NetCharDevControl *r)
2404 {
2405 p->rng_fault_state = True;
2406 return WERR_NOT_SUPPORTED;
2407 }
2408
2409 WERROR _srvsvc_NetCharDevQEnum(pipes_struct *p, struct srvsvc_NetCharDevQEnum *r)
2410 {
2411 p->rng_fault_state = True;
2412 return WERR_NOT_SUPPORTED;
2413 }
2414
2415 WERROR _srvsvc_NetCharDevQGetInfo(pipes_struct *p, struct srvsvc_NetCharDevQGetInfo *r)
2416 {
2417 p->rng_fault_state = True;
2418 return WERR_NOT_SUPPORTED;
2419 }
2420
2421 WERROR _srvsvc_NetCharDevQSetInfo(pipes_struct *p, struct srvsvc_NetCharDevQSetInfo *r)
2422 {
2423 p->rng_fault_state = True;
2424 return WERR_NOT_SUPPORTED;
2425 }
2426
2427 WERROR _srvsvc_NetCharDevQPurge(pipes_struct *p, struct srvsvc_NetCharDevQPurge *r)
2428 {
2429 p->rng_fault_state = True;
2430 return WERR_NOT_SUPPORTED;
2431 }
2432
2433 WERROR _srvsvc_NetCharDevQPurgeSelf(pipes_struct *p, struct srvsvc_NetCharDevQPurgeSelf *r)
2434 {
2435 p->rng_fault_state = True;
2436 return WERR_NOT_SUPPORTED;
2437 }
2438
2439 WERROR _srvsvc_NetFileGetInfo(pipes_struct *p, struct srvsvc_NetFileGetInfo *r)
2440 {
2441 p->rng_fault_state = True;
2442 return WERR_NOT_SUPPORTED;
2443 }
2444
2445 WERROR _srvsvc_NetShareCheck(pipes_struct *p, struct srvsvc_NetShareCheck *r)
2446 {
2447 p->rng_fault_state = True;
2448 return WERR_NOT_SUPPORTED;
2449 }
2450
2451 WERROR _srvsvc_NetServerStatisticsGet(pipes_struct *p, struct srvsvc_NetServerStatisticsGet *r)
2452 {
2453 p->rng_fault_state = True;
2454 return WERR_NOT_SUPPORTED;
2455 }
2456
2457 WERROR _srvsvc_NetTransportAdd(pipes_struct *p, struct srvsvc_NetTransportAdd *r)
2458 {
2459 p->rng_fault_state = True;
2460 return WERR_NOT_SUPPORTED;
2461 }
2462
2463 WERROR _srvsvc_NetTransportEnum(pipes_struct *p, struct srvsvc_NetTransportEnum *r)
2464 {
2465 p->rng_fault_state = True;
2466 return WERR_NOT_SUPPORTED;
2467 }
2468
2469 WERROR _srvsvc_NetTransportDel(pipes_struct *p, struct srvsvc_NetTransportDel *r)
2470 {
2471 p->rng_fault_state = True;
2472 return WERR_NOT_SUPPORTED;
2473 }
2474
2475 WERROR _srvsvc_NetSetServiceBits(pipes_struct *p, struct srvsvc_NetSetServiceBits *r)
2476 {
2477 p->rng_fault_state = True;
2478 return WERR_NOT_SUPPORTED;
2479 }
2480
2481 WERROR _srvsvc_NetPathType(pipes_struct *p, struct srvsvc_NetPathType *r)
2482 {
2483 p->rng_fault_state = True;
2484 return WERR_NOT_SUPPORTED;
2485 }
2486
2487 WERROR _srvsvc_NetPathCanonicalize(pipes_struct *p, struct srvsvc_NetPathCanonicalize *r)
2488 {
2489 p->rng_fault_state = True;
2490 return WERR_NOT_SUPPORTED;
2491 }
2492
2493 WERROR _srvsvc_NetPathCompare(pipes_struct *p, struct srvsvc_NetPathCompare *r)
2494 {
2495 p->rng_fault_state = True;
2496 return WERR_NOT_SUPPORTED;
2497 }
2498
2499 WERROR _srvsvc_NETRPRNAMECANONICALIZE(pipes_struct *p, struct srvsvc_NETRPRNAMECANONICALIZE *r)
2500 {
2501 p->rng_fault_state = True;
2502 return WERR_NOT_SUPPORTED;
2503 }
2504
2505 WERROR _srvsvc_NetPRNameCompare(pipes_struct *p, struct srvsvc_NetPRNameCompare *r)
2506 {
2507 p->rng_fault_state = True;
2508 return WERR_NOT_SUPPORTED;
2509 }
2510
2511 WERROR _srvsvc_NetShareDelStart(pipes_struct *p, struct srvsvc_NetShareDelStart *r)
2512 {
2513 p->rng_fault_state = True;
2514 return WERR_NOT_SUPPORTED;
2515 }
2516
2517 WERROR _srvsvc_NetShareDelCommit(pipes_struct *p, struct srvsvc_NetShareDelCommit *r)
2518 {
2519 p->rng_fault_state = True;
2520 return WERR_NOT_SUPPORTED;
2521 }
2522
2523 WERROR _srvsvc_NetServerTransportAddEx(pipes_struct *p, struct srvsvc_NetServerTransportAddEx *r)
2524 {
2525 p->rng_fault_state = True;
2526 return WERR_NOT_SUPPORTED;
2527 }
2528
2529 WERROR _srvsvc_NetServerSetServiceBitsEx(pipes_struct *p, struct srvsvc_NetServerSetServiceBitsEx *r)
2530 {
2531 p->rng_fault_state = True;
2532 return WERR_NOT_SUPPORTED;
2533 }
2534
2535 WERROR _srvsvc_NETRDFSGETVERSION(pipes_struct *p, struct srvsvc_NETRDFSGETVERSION *r)
2536 {
2537 p->rng_fault_state = True;
2538 return WERR_NOT_SUPPORTED;
2539 }
2540
2541 WERROR _srvsvc_NETRDFSCREATELOCALPARTITION(pipes_struct *p, struct srvsvc_NETRDFSCREATELOCALPARTITION *r)
2542 {
2543 p->rng_fault_state = True;
2544 return WERR_NOT_SUPPORTED;
2545 }
2546
2547 WERROR _srvsvc_NETRDFSDELETELOCALPARTITION(pipes_struct *p, struct srvsvc_NETRDFSDELETELOCALPARTITION *r)
2548 {
2549 p->rng_fault_state = True;
2550 return WERR_NOT_SUPPORTED;
2551 }
2552
2553 WERROR _srvsvc_NETRDFSSETLOCALVOLUMESTATE(pipes_struct *p, struct srvsvc_NETRDFSSETLOCALVOLUMESTATE *r)
2554 {
2555 p->rng_fault_state = True;
2556 return WERR_NOT_SUPPORTED;
2557 }
2558
2559 WERROR _srvsvc_NETRDFSSETSERVERINFO(pipes_struct *p, struct srvsvc_NETRDFSSETSERVERINFO *r)
2560 {
2561 p->rng_fault_state = True;
2562 return WERR_NOT_SUPPORTED;
2563 }
2564
2565 WERROR _srvsvc_NETRDFSCREATEEXITPOINT(pipes_struct *p, struct srvsvc_NETRDFSCREATEEXITPOINT *r)
2566 {
2567 p->rng_fault_state = True;
2568 return WERR_NOT_SUPPORTED;
2569 }
2570
2571 WERROR _srvsvc_NETRDFSDELETEEXITPOINT(pipes_struct *p, struct srvsvc_NETRDFSDELETEEXITPOINT *r)
2572 {
2573 p->rng_fault_state = True;
2574 return WERR_NOT_SUPPORTED;
2575 }
2576
2577 WERROR _srvsvc_NETRDFSMODIFYPREFIX(pipes_struct *p, struct srvsvc_NETRDFSMODIFYPREFIX *r)
2578 {
2579 p->rng_fault_state = True;
2580 return WERR_NOT_SUPPORTED;
2581 }
2582
2583 WERROR _srvsvc_NETRDFSFIXLOCALVOLUME(pipes_struct *p, struct srvsvc_NETRDFSFIXLOCALVOLUME *r)
2584 {
2585 p->rng_fault_state = True;
2586 return WERR_NOT_SUPPORTED;
2587 }
2588
2589 WERROR _srvsvc_NETRDFSMANAGERREPORTSITEINFO(pipes_struct *p, struct srvsvc_NETRDFSMANAGERREPORTSITEINFO *r)
2590 {
2591 p->rng_fault_state = True;
2592 return WERR_NOT_SUPPORTED;
2593 }
2594
2595 WERROR _srvsvc_NETRSERVERTRANSPORTDELEX(pipes_struct *p, struct srvsvc_NETRSERVERTRANSPORTDELEX *r)
2596 {
2597 p->rng_fault_state = True;
2598 return WERR_NOT_SUPPORTED;
2599 }
2600
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