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r4088: Get medieval on our ass about malloc.... :-). Take control of all our allocation
[Samba/bb.git] / source / libsmb / clifile.c
blob9d20ed3adcd268ca01629982c13b7bf3562aba5e
1 /*
2 Unix SMB/CIFS implementation.
3 client file operations
4 Copyright (C) Andrew Tridgell 1994-1998
5 Copyright (C) Jeremy Allison 2001-2002
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 #define NO_SYSLOG
23
24 #include "includes.h"
25
26 /****************************************************************************
27 Hard/Symlink a file (UNIX extensions).
28 Creates new name (sym)linked to oldname.
29 ****************************************************************************/
30
31 static BOOL cli_link_internal(struct cli_state *cli, const char *oldname, const char *newname, BOOL hard_link)
32 {
33 unsigned int data_len = 0;
34 unsigned int param_len = 0;
35 uint16 setup = TRANSACT2_SETPATHINFO;
36 char param[sizeof(pstring)+6];
37 pstring data;
38 char *rparam=NULL, *rdata=NULL;
39 char *p;
40 size_t oldlen = 2*(strlen(oldname)+1);
41 size_t newlen = 2*(strlen(newname)+1);
42
43 memset(param, 0, sizeof(param));
44 SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
45 p = &param[6];
46
47 p += clistr_push(cli, p, newname, MIN(newlen, sizeof(param)-6), STR_TERMINATE);
48 param_len = PTR_DIFF(p, param);
49
50 p = data;
51 p += clistr_push(cli, p, oldname, MIN(oldlen,sizeof(data)), STR_TERMINATE);
52 data_len = PTR_DIFF(p, data);
53
54 if (!cli_send_trans(cli, SMBtrans2,
55 NULL, /* name */
56 -1, 0, /* fid, flags */
57 &setup, 1, 0, /* setup, length, max */
58 param, param_len, 2, /* param, length, max */
59 (char *)&data, data_len, cli->max_xmit /* data, length, max */
60 )) {
61 return False;
62 }
63
64 if (!cli_receive_trans(cli, SMBtrans2,
65 &rparam, &param_len,
66 &rdata, &data_len)) {
67 return False;
68 }
69
70 SAFE_FREE(rdata);
71 SAFE_FREE(rparam);
72
73 return True;
74 }
75
76 /****************************************************************************
77 Map standard UNIX permissions onto wire representations.
78 ****************************************************************************/
79
80 uint32 unix_perms_to_wire(mode_t perms)
81 {
82 unsigned int ret = 0;
83
84 ret |= ((perms & S_IXOTH) ? UNIX_X_OTH : 0);
85 ret |= ((perms & S_IWOTH) ? UNIX_W_OTH : 0);
86 ret |= ((perms & S_IROTH) ? UNIX_R_OTH : 0);
87 ret |= ((perms & S_IXGRP) ? UNIX_X_GRP : 0);
88 ret |= ((perms & S_IWGRP) ? UNIX_W_GRP : 0);
89 ret |= ((perms & S_IRGRP) ? UNIX_R_GRP : 0);
90 ret |= ((perms & S_IXUSR) ? UNIX_X_USR : 0);
91 ret |= ((perms & S_IWUSR) ? UNIX_W_USR : 0);
92 ret |= ((perms & S_IRUSR) ? UNIX_R_USR : 0);
93 #ifdef S_ISVTX
94 ret |= ((perms & S_ISVTX) ? UNIX_STICKY : 0);
95 #endif
96 #ifdef S_ISGID
97 ret |= ((perms & S_ISGID) ? UNIX_SET_GID : 0);
98 #endif
99 #ifdef S_ISUID
100 ret |= ((perms & S_ISUID) ? UNIX_SET_UID : 0);
101 #endif
102 return ret;
103 }
104
105 /****************************************************************************
106 Map wire permissions to standard UNIX.
107 ****************************************************************************/
108
109 mode_t wire_perms_to_unix(uint32 perms)
110 {
111 mode_t ret = (mode_t)0;
112
113 ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
114 ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
115 ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
116 ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
117 ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
118 ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
119 ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
120 ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
121 ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
122 #ifdef S_ISVTX
123 ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
124 #endif
125 #ifdef S_ISGID
126 ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
127 #endif
128 #ifdef S_ISUID
129 ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
130 #endif
131 return ret;
132 }
133
134 /****************************************************************************
135 Return the file type from the wire filetype for UNIX extensions.
136 ****************************************************************************/
137
138 static mode_t unix_filetype_from_wire(uint32 wire_type)
139 {
140 switch (wire_type) {
141 case UNIX_TYPE_FILE:
142 return S_IFREG;
143 case UNIX_TYPE_DIR:
144 return S_IFDIR;
145 #ifdef S_IFLNK
146 case UNIX_TYPE_SYMLINK:
147 return S_IFLNK;
148 #endif
149 #ifdef S_IFCHR
150 case UNIX_TYPE_CHARDEV:
151 return S_IFCHR;
152 #endif
153 #ifdef S_IFBLK
154 case UNIX_TYPE_BLKDEV:
155 return S_IFBLK;
156 #endif
157 #ifdef S_IFIFO
158 case UNIX_TYPE_FIFO:
159 return S_IFIFO;
160 #endif
161 #ifdef S_IFSOCK
162 case UNIX_TYPE_SOCKET:
163 return S_IFSOCK;
164 #endif
165 default:
166 return (mode_t)0;
167 }
168 }
169
170 /****************************************************************************
171 Do a POSIX getfacl (UNIX extensions).
172 ****************************************************************************/
173
174 BOOL cli_unix_getfacl(struct cli_state *cli, const char *name, size_t *prb_size, char **retbuf)
175 {
176 unsigned int param_len = 0;
177 unsigned int data_len = 0;
178 uint16 setup = TRANSACT2_QPATHINFO;
179 char param[sizeof(pstring)+6];
180 char *rparam=NULL, *rdata=NULL;
181 char *p;
182
183 p = param;
184 memset(p, 0, 6);
185 SSVAL(p, 0, SMB_QUERY_POSIX_ACL);
186 p += 6;
187 p += clistr_push(cli, p, name, sizeof(pstring)-6, STR_TERMINATE);
188 param_len = PTR_DIFF(p, param);
189
190 if (!cli_send_trans(cli, SMBtrans2,
191 NULL, /* name */
192 -1, 0, /* fid, flags */
193 &setup, 1, 0, /* setup, length, max */
194 param, param_len, 2, /* param, length, max */
195 NULL, 0, cli->max_xmit /* data, length, max */
196 )) {
197 return False;
198 }
199
200 if (!cli_receive_trans(cli, SMBtrans2,
201 &rparam, &param_len,
202 &rdata, &data_len)) {
203 return False;
204 }
205
206 if (data_len < 6) {
207 SAFE_FREE(rdata);
208 SAFE_FREE(rparam);
209 return False;
210 }
211
212 SAFE_FREE(rparam);
213 *retbuf = rdata;
214 *prb_size = (size_t)data_len;
215
216 return True;
217 }
218
219 /****************************************************************************
220 Stat a file (UNIX extensions).
221 ****************************************************************************/
222
223 BOOL cli_unix_stat(struct cli_state *cli, const char *name, SMB_STRUCT_STAT *sbuf)
224 {
225 unsigned int param_len = 0;
226 unsigned int data_len = 0;
227 uint16 setup = TRANSACT2_QPATHINFO;
228 char param[sizeof(pstring)+6];
229 char *rparam=NULL, *rdata=NULL;
230 char *p;
231
232 ZERO_STRUCTP(sbuf);
233
234 p = param;
235 memset(p, 0, 6);
236 SSVAL(p, 0, SMB_QUERY_FILE_UNIX_BASIC);
237 p += 6;
238 p += clistr_push(cli, p, name, sizeof(pstring)-6, STR_TERMINATE);
239 param_len = PTR_DIFF(p, param);
240
241 if (!cli_send_trans(cli, SMBtrans2,
242 NULL, /* name */
243 -1, 0, /* fid, flags */
244 &setup, 1, 0, /* setup, length, max */
245 param, param_len, 2, /* param, length, max */
246 NULL, 0, cli->max_xmit /* data, length, max */
247 )) {
248 return False;
249 }
250
251 if (!cli_receive_trans(cli, SMBtrans2,
252 &rparam, &param_len,
253 &rdata, &data_len)) {
254 return False;
255 }
256
257 if (data_len < 96) {
258 SAFE_FREE(rdata);
259 SAFE_FREE(rparam);
260 return False;
261 }
262
263 sbuf->st_size = IVAL2_TO_SMB_BIG_UINT(rdata,0); /* total size, in bytes */
264 sbuf->st_blocks = IVAL2_TO_SMB_BIG_UINT(rdata,8); /* number of blocks allocated */
265 sbuf->st_blocks /= STAT_ST_BLOCKSIZE;
266 sbuf->st_ctime = interpret_long_date(rdata + 16); /* time of last change */
267 sbuf->st_atime = interpret_long_date(rdata + 24); /* time of last access */
268 sbuf->st_mtime = interpret_long_date(rdata + 32); /* time of last modification */
269 sbuf->st_uid = IVAL(rdata,40); /* user ID of owner */
270 sbuf->st_gid = IVAL(rdata,48); /* group ID of owner */
271 sbuf->st_mode |= unix_filetype_from_wire(IVAL(rdata, 56));
272 #if defined(HAVE_MAKEDEV)
273 {
274 uint32 dev_major = IVAL(rdata,60);
275 uint32 dev_minor = IVAL(rdata,68);
276 sbuf->st_rdev = makedev(dev_major, dev_minor);
277 }
278 #endif
279 sbuf->st_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(rdata,76); /* inode */
280 sbuf->st_mode |= wire_perms_to_unix(IVAL(rdata,84)); /* protection */
281 sbuf->st_nlink = IVAL(rdata,92); /* number of hard links */
282
283 SAFE_FREE(rdata);
284 SAFE_FREE(rparam);
285
286 return True;
287 }
288
289 /****************************************************************************
290 Symlink a file (UNIX extensions).
291 ****************************************************************************/
292
293 BOOL cli_unix_symlink(struct cli_state *cli, const char *oldname, const char *newname)
294 {
295 return cli_link_internal(cli, oldname, newname, False);
296 }
297
298 /****************************************************************************
299 Hard a file (UNIX extensions).
300 ****************************************************************************/
301
302 BOOL cli_unix_hardlink(struct cli_state *cli, const char *oldname, const char *newname)
303 {
304 return cli_link_internal(cli, oldname, newname, True);
305 }
306
307 /****************************************************************************
308 Chmod or chown a file internal (UNIX extensions).
309 ****************************************************************************/
310
311 static BOOL cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
312 {
313 unsigned int data_len = 0;
314 unsigned int param_len = 0;
315 uint16 setup = TRANSACT2_SETPATHINFO;
316 char param[sizeof(pstring)+6];
317 char data[100];
318 char *rparam=NULL, *rdata=NULL;
319 char *p;
320
321 memset(param, 0, sizeof(param));
322 memset(data, 0, sizeof(data));
323 SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
324 p = &param[6];
325
326 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
327 param_len = PTR_DIFF(p, param);
328
329 SIVAL(data,40,uid);
330 SIVAL(data,48,gid);
331 SIVAL(data,84,mode);
332
333 data_len = 100;
334
335 if (!cli_send_trans(cli, SMBtrans2,
336 NULL, /* name */
337 -1, 0, /* fid, flags */
338 &setup, 1, 0, /* setup, length, max */
339 param, param_len, 2, /* param, length, max */
340 (char *)&data, data_len, cli->max_xmit /* data, length, max */
341 )) {
342 return False;
343 }
344
345 if (!cli_receive_trans(cli, SMBtrans2,
346 &rparam, &param_len,
347 &rdata, &data_len)) {
348 return False;
349 }
350
351 SAFE_FREE(rdata);
352 SAFE_FREE(rparam);
353
354 return True;
355 }
356
357 /****************************************************************************
358 chmod a file (UNIX extensions).
359 ****************************************************************************/
360
361 BOOL cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
362 {
363 return cli_unix_chmod_chown_internal(cli, fname,
364 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
365 }
366
367 /****************************************************************************
368 chown a file (UNIX extensions).
369 ****************************************************************************/
370
371 BOOL cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
372 {
373 return cli_unix_chmod_chown_internal(cli, fname, SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
374 }
375
376 /****************************************************************************
377 Rename a file.
378 ****************************************************************************/
379
380 BOOL cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
381 {
382 char *p;
383
384 memset(cli->outbuf,'\0',smb_size);
385 memset(cli->inbuf,'\0',smb_size);
386
387 set_message(cli->outbuf,1, 0, True);
388
389 SCVAL(cli->outbuf,smb_com,SMBmv);
390 SSVAL(cli->outbuf,smb_tid,cli->cnum);
391 cli_setup_packet(cli);
392
393 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
394
395 p = smb_buf(cli->outbuf);
396 *p++ = 4;
397 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
398 *p++ = 4;
399 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
400
401 cli_setup_bcc(cli, p);
402
403 cli_send_smb(cli);
404 if (!cli_receive_smb(cli))
405 return False;
406
407 if (cli_is_error(cli))
408 return False;
409
410 return True;
411 }
412
413 /****************************************************************************
414 NT Rename a file.
415 ****************************************************************************/
416
417 BOOL cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
418 {
419 char *p;
420
421 memset(cli->outbuf,'\0',smb_size);
422 memset(cli->inbuf,'\0',smb_size);
423
424 set_message(cli->outbuf, 4, 0, True);
425
426 SCVAL(cli->outbuf,smb_com,SMBntrename);
427 SSVAL(cli->outbuf,smb_tid,cli->cnum);
428 cli_setup_packet(cli);
429
430 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
431 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_RENAME);
432
433 p = smb_buf(cli->outbuf);
434 *p++ = 4;
435 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
436 *p++ = 4;
437 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
438
439 cli_setup_bcc(cli, p);
440
441 cli_send_smb(cli);
442 if (!cli_receive_smb(cli))
443 return False;
444
445 if (cli_is_error(cli))
446 return False;
447
448 return True;
449 }
450
451 /****************************************************************************
452 NT hardlink a file.
453 ****************************************************************************/
454
455 BOOL cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
456 {
457 char *p;
458
459 memset(cli->outbuf,'\0',smb_size);
460 memset(cli->inbuf,'\0',smb_size);
461
462 set_message(cli->outbuf, 4, 0, True);
463
464 SCVAL(cli->outbuf,smb_com,SMBntrename);
465 SSVAL(cli->outbuf,smb_tid,cli->cnum);
466 cli_setup_packet(cli);
467
468 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
469 SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_HARD_LINK);
470
471 p = smb_buf(cli->outbuf);
472 *p++ = 4;
473 p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
474 *p++ = 4;
475 p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
476
477 cli_setup_bcc(cli, p);
478
479 cli_send_smb(cli);
480 if (!cli_receive_smb(cli))
481 return False;
482
483 if (cli_is_error(cli))
484 return False;
485
486 return True;
487 }
488
489 /****************************************************************************
490 Delete a file.
491 ****************************************************************************/
492
493 BOOL cli_unlink(struct cli_state *cli, const char *fname)
494 {
495 char *p;
496
497 memset(cli->outbuf,'\0',smb_size);
498 memset(cli->inbuf,'\0',smb_size);
499
500 set_message(cli->outbuf,1, 0,True);
501
502 SCVAL(cli->outbuf,smb_com,SMBunlink);
503 SSVAL(cli->outbuf,smb_tid,cli->cnum);
504 cli_setup_packet(cli);
505
506 SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN);
507
508 p = smb_buf(cli->outbuf);
509 *p++ = 4;
510 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
511
512 cli_setup_bcc(cli, p);
513 cli_send_smb(cli);
514 if (!cli_receive_smb(cli)) {
515 return False;
516 }
517
518 if (cli_is_error(cli)) {
519 return False;
520 }
521
522 return True;
523 }
524
525 /****************************************************************************
526 Create a directory.
527 ****************************************************************************/
528
529 BOOL cli_mkdir(struct cli_state *cli, const char *dname)
530 {
531 char *p;
532
533 memset(cli->outbuf,'\0',smb_size);
534 memset(cli->inbuf,'\0',smb_size);
535
536 set_message(cli->outbuf,0, 0,True);
537
538 SCVAL(cli->outbuf,smb_com,SMBmkdir);
539 SSVAL(cli->outbuf,smb_tid,cli->cnum);
540 cli_setup_packet(cli);
541
542 p = smb_buf(cli->outbuf);
543 *p++ = 4;
544 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
545
546 cli_setup_bcc(cli, p);
547
548 cli_send_smb(cli);
549 if (!cli_receive_smb(cli)) {
550 return False;
551 }
552
553 if (cli_is_error(cli)) {
554 return False;
555 }
556
557 return True;
558 }
559
560 /****************************************************************************
561 Remove a directory.
562 ****************************************************************************/
563
564 BOOL cli_rmdir(struct cli_state *cli, const char *dname)
565 {
566 char *p;
567
568 memset(cli->outbuf,'\0',smb_size);
569 memset(cli->inbuf,'\0',smb_size);
570
571 set_message(cli->outbuf,0, 0, True);
572
573 SCVAL(cli->outbuf,smb_com,SMBrmdir);
574 SSVAL(cli->outbuf,smb_tid,cli->cnum);
575 cli_setup_packet(cli);
576
577 p = smb_buf(cli->outbuf);
578 *p++ = 4;
579 p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
580
581 cli_setup_bcc(cli, p);
582
583 cli_send_smb(cli);
584 if (!cli_receive_smb(cli)) {
585 return False;
586 }
587
588 if (cli_is_error(cli)) {
589 return False;
590 }
591
592 return True;
593 }
594
595 /****************************************************************************
596 Set or clear the delete on close flag.
597 ****************************************************************************/
598
599 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, BOOL flag)
600 {
601 unsigned int data_len = 1;
602 unsigned int param_len = 6;
603 uint16 setup = TRANSACT2_SETFILEINFO;
604 pstring param;
605 unsigned char data;
606 char *rparam=NULL, *rdata=NULL;
607
608 memset(param, 0, param_len);
609 SSVAL(param,0,fnum);
610 SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
611
612 data = flag ? 1 : 0;
613
614 if (!cli_send_trans(cli, SMBtrans2,
615 NULL, /* name */
616 -1, 0, /* fid, flags */
617 &setup, 1, 0, /* setup, length, max */
618 param, param_len, 2, /* param, length, max */
619 (char *)&data, data_len, cli->max_xmit /* data, length, max */
620 )) {
621 return False;
622 }
623
624 if (!cli_receive_trans(cli, SMBtrans2,
625 &rparam, &param_len,
626 &rdata, &data_len)) {
627 return False;
628 }
629
630 SAFE_FREE(rdata);
631 SAFE_FREE(rparam);
632
633 return True;
634 }
635
636 /****************************************************************************
637 Open a file - exposing the full horror of the NT API :-).
638 Used in smbtorture.
639 ****************************************************************************/
640
641 int cli_nt_create_full(struct cli_state *cli, const char *fname,
642 uint32 CreatFlags, uint32 DesiredAccess,
643 uint32 FileAttributes, uint32 ShareAccess,
644 uint32 CreateDisposition, uint32 CreateOptions,
645 uint8 SecuityFlags)
646 {
647 char *p;
648 int len;
649
650 memset(cli->outbuf,'\0',smb_size);
651 memset(cli->inbuf,'\0',smb_size);
652
653 set_message(cli->outbuf,24,0,True);
654
655 SCVAL(cli->outbuf,smb_com,SMBntcreateX);
656 SSVAL(cli->outbuf,smb_tid,cli->cnum);
657 cli_setup_packet(cli);
658
659 SSVAL(cli->outbuf,smb_vwv0,0xFF);
660 if (cli->use_oplocks)
661 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
662
663 SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
664 SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
665 SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
666 SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
667 SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
668 SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
669 SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
670 SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
671 SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecuityFlags);
672
673 p = smb_buf(cli->outbuf);
674 /* this alignment and termination is critical for netapp filers. Don't change */
675 p += clistr_align_out(cli, p, 0);
676 len = clistr_push(cli, p, fname, -1, 0);
677 p += len;
678 SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
679 /* sigh. this copes with broken netapp filer behaviour */
680 p += clistr_push(cli, p, "", -1, STR_TERMINATE);
681
682 cli_setup_bcc(cli, p);
683
684 cli_send_smb(cli);
685 if (!cli_receive_smb(cli)) {
686 return -1;
687 }
688
689 if (cli_is_error(cli)) {
690 return -1;
691 }
692
693 return SVAL(cli->inbuf,smb_vwv2 + 1);
694 }
695
696 /****************************************************************************
697 Open a file.
698 ****************************************************************************/
699
700 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
701 {
702 return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
703 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_EXISTS_OPEN, 0x0, 0x0);
704 }
705
706 /****************************************************************************
707 Open a file
708 WARNING: if you open with O_WRONLY then getattrE won't work!
709 ****************************************************************************/
710
711 int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
712 {
713 char *p;
714 unsigned openfn=0;
715 unsigned accessmode=0;
716
717 if (flags & O_CREAT)
718 openfn |= (1<<4);
719 if (!(flags & O_EXCL)) {
720 if (flags & O_TRUNC)
721 openfn |= (1<<1);
722 else
723 openfn |= (1<<0);
724 }
725
726 accessmode = (share_mode<<4);
727
728 if ((flags & O_ACCMODE) == O_RDWR) {
729 accessmode |= 2;
730 } else if ((flags & O_ACCMODE) == O_WRONLY) {
731 accessmode |= 1;
732 }
733
734 #if defined(O_SYNC)
735 if ((flags & O_SYNC) == O_SYNC) {
736 accessmode |= (1<<14);
737 }
738 #endif /* O_SYNC */
739
740 if (share_mode == DENY_FCB) {
741 accessmode = 0xFF;
742 }
743
744 memset(cli->outbuf,'\0',smb_size);
745 memset(cli->inbuf,'\0',smb_size);
746
747 set_message(cli->outbuf,15,0,True);
748
749 SCVAL(cli->outbuf,smb_com,SMBopenX);
750 SSVAL(cli->outbuf,smb_tid,cli->cnum);
751 cli_setup_packet(cli);
752
753 SSVAL(cli->outbuf,smb_vwv0,0xFF);
754 SSVAL(cli->outbuf,smb_vwv2,0); /* no additional info */
755 SSVAL(cli->outbuf,smb_vwv3,accessmode);
756 SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
757 SSVAL(cli->outbuf,smb_vwv5,0);
758 SSVAL(cli->outbuf,smb_vwv8,openfn);
759
760 if (cli->use_oplocks) {
761 /* if using oplocks then ask for a batch oplock via
762 core and extended methods */
763 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
764 FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
765 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
766 }
767
768 p = smb_buf(cli->outbuf);
769 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
770
771 cli_setup_bcc(cli, p);
772
773 cli_send_smb(cli);
774 if (!cli_receive_smb(cli)) {
775 return -1;
776 }
777
778 if (cli_is_error(cli)) {
779 return -1;
780 }
781
782 return SVAL(cli->inbuf,smb_vwv2);
783 }
784
785 /****************************************************************************
786 Close a file.
787 ****************************************************************************/
788
789 BOOL cli_close(struct cli_state *cli, int fnum)
790 {
791 memset(cli->outbuf,'\0',smb_size);
792 memset(cli->inbuf,'\0',smb_size);
793
794 set_message(cli->outbuf,3,0,True);
795
796 SCVAL(cli->outbuf,smb_com,SMBclose);
797 SSVAL(cli->outbuf,smb_tid,cli->cnum);
798 cli_setup_packet(cli);
799
800 SSVAL(cli->outbuf,smb_vwv0,fnum);
801 SIVALS(cli->outbuf,smb_vwv1,-1);
802
803 cli_send_smb(cli);
804 if (!cli_receive_smb(cli)) {
805 return False;
806 }
807
808 return !cli_is_error(cli);
809 }
810
811
812 /****************************************************************************
813 send a lock with a specified locktype
814 this is used for testing LOCKING_ANDX_CANCEL_LOCK
815 ****************************************************************************/
816 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
817 uint32 offset, uint32 len, int timeout, unsigned char locktype)
818 {
819 char *p;
820 int saved_timeout = cli->timeout;
821
822 memset(cli->outbuf,'\0',smb_size);
823 memset(cli->inbuf,'\0', smb_size);
824
825 set_message(cli->outbuf,8,0,True);
826
827 SCVAL(cli->outbuf,smb_com,SMBlockingX);
828 SSVAL(cli->outbuf,smb_tid,cli->cnum);
829 cli_setup_packet(cli);
830
831 SCVAL(cli->outbuf,smb_vwv0,0xFF);
832 SSVAL(cli->outbuf,smb_vwv2,fnum);
833 SCVAL(cli->outbuf,smb_vwv3,locktype);
834 SIVALS(cli->outbuf, smb_vwv4, timeout);
835 SSVAL(cli->outbuf,smb_vwv6,0);
836 SSVAL(cli->outbuf,smb_vwv7,1);
837
838 p = smb_buf(cli->outbuf);
839 SSVAL(p, 0, cli->pid);
840 SIVAL(p, 2, offset);
841 SIVAL(p, 6, len);
842
843 p += 10;
844
845 cli_setup_bcc(cli, p);
846
847 cli_send_smb(cli);
848
849 if (timeout != 0) {
850 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
851 }
852
853 if (!cli_receive_smb(cli)) {
854 cli->timeout = saved_timeout;
855 return NT_STATUS_UNSUCCESSFUL;
856 }
857
858 cli->timeout = saved_timeout;
859
860 return cli_nt_error(cli);
861 }
862
863
864 /****************************************************************************
865 Lock a file.
866 note that timeout is in units of 2 milliseconds
867 ****************************************************************************/
868 BOOL cli_lock(struct cli_state *cli, int fnum,
869 uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
870 {
871 char *p;
872 int saved_timeout = cli->timeout;
873
874 memset(cli->outbuf,'\0',smb_size);
875 memset(cli->inbuf,'\0', smb_size);
876
877 set_message(cli->outbuf,8,0,True);
878
879 SCVAL(cli->outbuf,smb_com,SMBlockingX);
880 SSVAL(cli->outbuf,smb_tid,cli->cnum);
881 cli_setup_packet(cli);
882
883 SCVAL(cli->outbuf,smb_vwv0,0xFF);
884 SSVAL(cli->outbuf,smb_vwv2,fnum);
885 SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
886 SIVALS(cli->outbuf, smb_vwv4, timeout);
887 SSVAL(cli->outbuf,smb_vwv6,0);
888 SSVAL(cli->outbuf,smb_vwv7,1);
889
890 p = smb_buf(cli->outbuf);
891 SSVAL(p, 0, cli->pid);
892 SIVAL(p, 2, offset);
893 SIVAL(p, 6, len);
894
895 p += 10;
896
897 cli_setup_bcc(cli, p);
898
899 cli_send_smb(cli);
900
901 if (timeout != 0) {
902 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
903 }
904
905 if (!cli_receive_smb(cli)) {
906 cli->timeout = saved_timeout;
907 return False;
908 }
909
910 cli->timeout = saved_timeout;
911
912 if (cli_is_error(cli)) {
913 return False;
914 }
915
916 return True;
917 }
918
919 /****************************************************************************
920 Unlock a file.
921 ****************************************************************************/
922
923 BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
924 {
925 char *p;
926
927 memset(cli->outbuf,'\0',smb_size);
928 memset(cli->inbuf,'\0',smb_size);
929
930 set_message(cli->outbuf,8,0,True);
931
932 SCVAL(cli->outbuf,smb_com,SMBlockingX);
933 SSVAL(cli->outbuf,smb_tid,cli->cnum);
934 cli_setup_packet(cli);
935
936 SCVAL(cli->outbuf,smb_vwv0,0xFF);
937 SSVAL(cli->outbuf,smb_vwv2,fnum);
938 SCVAL(cli->outbuf,smb_vwv3,0);
939 SIVALS(cli->outbuf, smb_vwv4, 0);
940 SSVAL(cli->outbuf,smb_vwv6,1);
941 SSVAL(cli->outbuf,smb_vwv7,0);
942
943 p = smb_buf(cli->outbuf);
944 SSVAL(p, 0, cli->pid);
945 SIVAL(p, 2, offset);
946 SIVAL(p, 6, len);
947 p += 10;
948 cli_setup_bcc(cli, p);
949 cli_send_smb(cli);
950 if (!cli_receive_smb(cli)) {
951 return False;
952 }
953
954 if (cli_is_error(cli)) {
955 return False;
956 }
957
958 return True;
959 }
960
961 /****************************************************************************
962 Lock a file with 64 bit offsets.
963 ****************************************************************************/
964
965 BOOL cli_lock64(struct cli_state *cli, int fnum,
966 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
967 {
968 char *p;
969 int saved_timeout = cli->timeout;
970 int ltype;
971
972 if (! (cli->capabilities & CAP_LARGE_FILES)) {
973 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
974 }
975
976 ltype = (lock_type == READ_LOCK? 1 : 0);
977 ltype |= LOCKING_ANDX_LARGE_FILES;
978
979 memset(cli->outbuf,'\0',smb_size);
980 memset(cli->inbuf,'\0', smb_size);
981
982 set_message(cli->outbuf,8,0,True);
983
984 SCVAL(cli->outbuf,smb_com,SMBlockingX);
985 SSVAL(cli->outbuf,smb_tid,cli->cnum);
986 cli_setup_packet(cli);
987
988 SCVAL(cli->outbuf,smb_vwv0,0xFF);
989 SSVAL(cli->outbuf,smb_vwv2,fnum);
990 SCVAL(cli->outbuf,smb_vwv3,ltype);
991 SIVALS(cli->outbuf, smb_vwv4, timeout);
992 SSVAL(cli->outbuf,smb_vwv6,0);
993 SSVAL(cli->outbuf,smb_vwv7,1);
994
995 p = smb_buf(cli->outbuf);
996 SIVAL(p, 0, cli->pid);
997 SOFF_T_R(p, 4, offset);
998 SOFF_T_R(p, 12, len);
999 p += 20;
1000
1001 cli_setup_bcc(cli, p);
1002 cli_send_smb(cli);
1003
1004 if (timeout != 0) {
1005 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1006 }
1007
1008 if (!cli_receive_smb(cli)) {
1009 cli->timeout = saved_timeout;
1010 return False;
1011 }
1012
1013 cli->timeout = saved_timeout;
1014
1015 if (cli_is_error(cli)) {
1016 return False;
1017 }
1018
1019 return True;
1020 }
1021
1022 /****************************************************************************
1023 Unlock a file with 64 bit offsets.
1024 ****************************************************************************/
1025
1026 BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1027 {
1028 char *p;
1029
1030 if (! (cli->capabilities & CAP_LARGE_FILES)) {
1031 return cli_unlock(cli, fnum, offset, len);
1032 }
1033
1034 memset(cli->outbuf,'\0',smb_size);
1035 memset(cli->inbuf,'\0',smb_size);
1036
1037 set_message(cli->outbuf,8,0,True);
1038
1039 SCVAL(cli->outbuf,smb_com,SMBlockingX);
1040 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1041 cli_setup_packet(cli);
1042
1043 SCVAL(cli->outbuf,smb_vwv0,0xFF);
1044 SSVAL(cli->outbuf,smb_vwv2,fnum);
1045 SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1046 SIVALS(cli->outbuf, smb_vwv4, 0);
1047 SSVAL(cli->outbuf,smb_vwv6,1);
1048 SSVAL(cli->outbuf,smb_vwv7,0);
1049
1050 p = smb_buf(cli->outbuf);
1051 SIVAL(p, 0, cli->pid);
1052 SOFF_T_R(p, 4, offset);
1053 SOFF_T_R(p, 12, len);
1054 p += 20;
1055 cli_setup_bcc(cli, p);
1056 cli_send_smb(cli);
1057 if (!cli_receive_smb(cli)) {
1058 return False;
1059 }
1060
1061 if (cli_is_error(cli)) {
1062 return False;
1063 }
1064
1065 return True;
1066 }
1067
1068
1069 /****************************************************************************
1070 Do a SMBgetattrE call.
1071 ****************************************************************************/
1072
1073 BOOL cli_getattrE(struct cli_state *cli, int fd,
1074 uint16 *attr, SMB_BIG_UINT *size,
1075 time_t *c_time, time_t *a_time, time_t *m_time)
1076 {
1077 memset(cli->outbuf,'\0',smb_size);
1078 memset(cli->inbuf,'\0',smb_size);
1079
1080 set_message(cli->outbuf,1,0,True);
1081
1082 SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1083 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1084 cli_setup_packet(cli);
1085
1086 SSVAL(cli->outbuf,smb_vwv0,fd);
1087
1088 cli_send_smb(cli);
1089 if (!cli_receive_smb(cli)) {
1090 return False;
1091 }
1092
1093 if (cli_is_error(cli)) {
1094 return False;
1095 }
1096
1097 if (size) {
1098 *size = IVAL(cli->inbuf, smb_vwv6);
1099 }
1100
1101 if (attr) {
1102 *attr = SVAL(cli->inbuf,smb_vwv10);
1103 }
1104
1105 if (c_time) {
1106 *c_time = make_unix_date3(cli->inbuf+smb_vwv0);
1107 }
1108
1109 if (a_time) {
1110 *a_time = make_unix_date3(cli->inbuf+smb_vwv2);
1111 }
1112
1113 if (m_time) {
1114 *m_time = make_unix_date3(cli->inbuf+smb_vwv4);
1115 }
1116
1117 return True;
1118 }
1119
1120 /****************************************************************************
1121 Do a SMBgetatr call
1122 ****************************************************************************/
1123
1124 BOOL cli_getatr(struct cli_state *cli, const char *fname,
1125 uint16 *attr, size_t *size, time_t *t)
1126 {
1127 char *p;
1128
1129 memset(cli->outbuf,'\0',smb_size);
1130 memset(cli->inbuf,'\0',smb_size);
1131
1132 set_message(cli->outbuf,0,0,True);
1133
1134 SCVAL(cli->outbuf,smb_com,SMBgetatr);
1135 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1136 cli_setup_packet(cli);
1137
1138 p = smb_buf(cli->outbuf);
1139 *p++ = 4;
1140 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
1141
1142 cli_setup_bcc(cli, p);
1143
1144 cli_send_smb(cli);
1145 if (!cli_receive_smb(cli)) {
1146 return False;
1147 }
1148
1149 if (cli_is_error(cli)) {
1150 return False;
1151 }
1152
1153 if (size) {
1154 *size = IVAL(cli->inbuf, smb_vwv3);
1155 }
1156
1157 if (t) {
1158 *t = make_unix_date3(cli->inbuf+smb_vwv1);
1159 }
1160
1161 if (attr) {
1162 *attr = SVAL(cli->inbuf,smb_vwv0);
1163 }
1164
1165
1166 return True;
1167 }
1168
1169 /****************************************************************************
1170 Do a SMBsetattrE call.
1171 ****************************************************************************/
1172
1173 BOOL cli_setattrE(struct cli_state *cli, int fd,
1174 time_t c_time, time_t a_time, time_t m_time)
1175
1176 {
1177 char *p;
1178
1179 memset(cli->outbuf,'\0',smb_size);
1180 memset(cli->inbuf,'\0',smb_size);
1181
1182 set_message(cli->outbuf,7,0,True);
1183
1184 SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1185 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1186 cli_setup_packet(cli);
1187
1188 SSVAL(cli->outbuf,smb_vwv0, fd);
1189 put_dos_date3(cli->outbuf,smb_vwv1, c_time);
1190 put_dos_date3(cli->outbuf,smb_vwv3, a_time);
1191 put_dos_date3(cli->outbuf,smb_vwv5, m_time);
1192
1193 p = smb_buf(cli->outbuf);
1194 *p++ = 4;
1195
1196 cli_setup_bcc(cli, p);
1197
1198 cli_send_smb(cli);
1199 if (!cli_receive_smb(cli)) {
1200 return False;
1201 }
1202
1203 if (cli_is_error(cli)) {
1204 return False;
1205 }
1206
1207 return True;
1208 }
1209
1210 /****************************************************************************
1211 Do a SMBsetatr call.
1212 ****************************************************************************/
1213
1214 BOOL cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1215 {
1216 char *p;
1217
1218 memset(cli->outbuf,'\0',smb_size);
1219 memset(cli->inbuf,'\0',smb_size);
1220
1221 set_message(cli->outbuf,8,0,True);
1222
1223 SCVAL(cli->outbuf,smb_com,SMBsetatr);
1224 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1225 cli_setup_packet(cli);
1226
1227 SSVAL(cli->outbuf,smb_vwv0, attr);
1228 put_dos_date3(cli->outbuf,smb_vwv1, t);
1229
1230 p = smb_buf(cli->outbuf);
1231 *p++ = 4;
1232 p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
1233 *p++ = 4;
1234
1235 cli_setup_bcc(cli, p);
1236
1237 cli_send_smb(cli);
1238 if (!cli_receive_smb(cli)) {
1239 return False;
1240 }
1241
1242 if (cli_is_error(cli)) {
1243 return False;
1244 }
1245
1246 return True;
1247 }
1248
1249 /****************************************************************************
1250 Check for existance of a dir.
1251 ****************************************************************************/
1252 BOOL cli_chkpath(struct cli_state *cli, const char *path)
1253 {
1254 pstring path2;
1255 char *p;
1256
1257 pstrcpy(path2,path);
1258 trim_char(path2,'\0','\\');
1259 if (!*path2)
1260 *path2 = '\\';
1261
1262 memset(cli->outbuf,'\0',smb_size);
1263 set_message(cli->outbuf,0,0,True);
1264 SCVAL(cli->outbuf,smb_com,SMBchkpth);
1265 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1266 cli_setup_packet(cli);
1267 p = smb_buf(cli->outbuf);
1268 *p++ = 4;
1269 p += clistr_push(cli, p, path2, -1, STR_TERMINATE);
1270
1271 cli_setup_bcc(cli, p);
1272
1273 cli_send_smb(cli);
1274 if (!cli_receive_smb(cli)) {
1275 return False;
1276 }
1277
1278 if (cli_is_error(cli)) return False;
1279
1280 return True;
1281 }
1282
1283 /****************************************************************************
1284 Query disk space.
1285 ****************************************************************************/
1286
1287 BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1288 {
1289 memset(cli->outbuf,'\0',smb_size);
1290 set_message(cli->outbuf,0,0,True);
1291 SCVAL(cli->outbuf,smb_com,SMBdskattr);
1292 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1293 cli_setup_packet(cli);
1294
1295 cli_send_smb(cli);
1296 if (!cli_receive_smb(cli)) {
1297 return False;
1298 }
1299
1300 *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1301 *total = SVAL(cli->inbuf,smb_vwv0);
1302 *avail = SVAL(cli->inbuf,smb_vwv3);
1303
1304 return True;
1305 }
1306
1307 /****************************************************************************
1308 Create and open a temporary file.
1309 ****************************************************************************/
1310
1311 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1312 {
1313 int len;
1314 char *p;
1315
1316 memset(cli->outbuf,'\0',smb_size);
1317 memset(cli->inbuf,'\0',smb_size);
1318
1319 set_message(cli->outbuf,3,0,True);
1320
1321 SCVAL(cli->outbuf,smb_com,SMBctemp);
1322 SSVAL(cli->outbuf,smb_tid,cli->cnum);
1323 cli_setup_packet(cli);
1324
1325 SSVAL(cli->outbuf,smb_vwv0,0);
1326 SIVALS(cli->outbuf,smb_vwv1,-1);
1327
1328 p = smb_buf(cli->outbuf);
1329 *p++ = 4;
1330 p += clistr_push(cli, p, path, -1, STR_TERMINATE);
1331
1332 cli_setup_bcc(cli, p);
1333
1334 cli_send_smb(cli);
1335 if (!cli_receive_smb(cli)) {
1336 return -1;
1337 }
1338
1339 if (cli_is_error(cli)) {
1340 return -1;
1341 }
1342
1343 /* despite the spec, the result has a -1, followed by
1344 length, followed by name */
1345 p = smb_buf(cli->inbuf);
1346 p += 4;
1347 len = smb_buflen(cli->inbuf) - 4;
1348 if (len <= 0) return -1;
1349
1350 if (tmp_path) {
1351 pstring path2;
1352 clistr_pull(cli, path2, p,
1353 sizeof(path2), len, STR_ASCII);
1354 *tmp_path = SMB_STRDUP(path2);
1355 }
1356
1357 return SVAL(cli->inbuf,smb_vwv0);
1358 }
1359
1360
1361 /*
1362 send a raw ioctl - used by the torture code
1363 */
1364 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1365 {
1366 memset(cli->outbuf,'\0',smb_size);
1367 memset(cli->inbuf,'\0',smb_size);
1368
1369 set_message(cli->outbuf, 3, 0, True);
1370 SCVAL(cli->outbuf,smb_com,SMBioctl);
1371 cli_setup_packet(cli);
1372
1373 SSVAL(cli->outbuf, smb_vwv0, fnum);
1374 SSVAL(cli->outbuf, smb_vwv1, code>>16);
1375 SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1376
1377 cli_send_smb(cli);
1378 if (!cli_receive_smb(cli)) {
1379 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1380 }
1381
1382 if (cli_is_error(cli)) {
1383 return cli_nt_error(cli);
1384 }
1385
1386 *blob = data_blob(NULL, 0);
1387
1388 return NT_STATUS_OK;
1389 }
1390
1391 /*********************************************************
1392 Set an extended attribute utility fn.
1393 *********************************************************/
1394
1395 static BOOL cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1396 const char *ea_name, const char *ea_val, size_t ea_len)
1397 {
1398 unsigned int data_len = 0;
1399 char *data = NULL;
1400 char *rparam=NULL, *rdata=NULL;
1401 char *p;
1402 size_t ea_namelen = strlen(ea_name);
1403
1404 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1405 data = SMB_MALLOC(data_len);
1406 if (!data) {
1407 return False;
1408 }
1409 p = data;
1410 SIVAL(p,0,data_len);
1411 p += 4;
1412 SCVAL(p, 0, 0); /* EA flags. */
1413 SCVAL(p, 1, ea_namelen);
1414 SSVAL(p, 2, ea_len);
1415 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1416 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1417
1418 if (!cli_send_trans(cli, SMBtrans2,
1419 NULL, /* name */
1420 -1, 0, /* fid, flags */
1421 &setup, 1, 0, /* setup, length, max */
1422 param, param_len, 2, /* param, length, max */
1423 data, data_len, cli->max_xmit /* data, length, max */
1424 )) {
1425 return False;
1426 }
1427
1428 if (!cli_receive_trans(cli, SMBtrans2,
1429 &rparam, &param_len,
1430 &rdata, &data_len)) {
1431 return False;
1432 }
1433
1434 SAFE_FREE(data);
1435 SAFE_FREE(rdata);
1436 SAFE_FREE(rparam);
1437
1438 return True;
1439 }
1440
1441 /*********************************************************
1442 Set an extended attribute on a pathname.
1443 *********************************************************/
1444
1445 BOOL cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1446 {
1447 uint16 setup = TRANSACT2_SETPATHINFO;
1448 unsigned int param_len = 0;
1449 char param[sizeof(pstring)+6];
1450 size_t srclen = 2*(strlen(path)+1);
1451 char *p;
1452
1453 memset(param, 0, sizeof(param));
1454 SSVAL(param,0,SMB_INFO_SET_EA);
1455 p = &param[6];
1456
1457 p += clistr_push(cli, p, path, MIN(srclen, sizeof(param)-6), STR_TERMINATE);
1458 param_len = PTR_DIFF(p, param);
1459
1460 return cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1461 }
1462
1463 /*********************************************************
1464 Set an extended attribute on an fnum.
1465 *********************************************************/
1466
1467 BOOL cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1468 {
1469 char param[6];
1470 uint16 setup = TRANSACT2_SETFILEINFO;
1471
1472 memset(param, 0, 6);
1473 SSVAL(param,0,fnum);
1474 SSVAL(param,2,SMB_INFO_SET_EA);
1475
1476 return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1477 }
1478
1479 /*********************************************************
1480 Get an extended attribute list tility fn.
1481 *********************************************************/
1482
1483 static BOOL cli_get_ea_list(struct cli_state *cli,
1484 uint16 setup, char *param, unsigned int param_len,
1485 TALLOC_CTX *ctx,
1486 size_t *pnum_eas,
1487 struct ea_struct **pea_list)
1488 {
1489 unsigned int data_len = 0;
1490 unsigned int rparam_len, rdata_len;
1491 char *rparam=NULL, *rdata=NULL;
1492 char *p;
1493 size_t ea_size;
1494 size_t num_eas;
1495 BOOL ret = False;
1496 struct ea_struct *ea_list;
1497
1498 *pnum_eas = 0;
1499 *pea_list = NULL;
1500
1501 if (!cli_send_trans(cli, SMBtrans2,
1502 NULL, /* Name */
1503 -1, 0, /* fid, flags */
1504 &setup, 1, 0, /* setup, length, max */
1505 param, param_len, 10, /* param, length, max */
1506 NULL, data_len, cli->max_xmit /* data, length, max */
1507 )) {
1508 return False;
1509 }
1510
1511 if (!cli_receive_trans(cli, SMBtrans2,
1512 &rparam, &rparam_len,
1513 &rdata, &rdata_len)) {
1514 return False;
1515 }
1516
1517 if (!rdata || rdata_len < 4) {
1518 goto out;
1519 }
1520
1521 ea_size = (size_t)IVAL(rdata,0);
1522 if (ea_size > rdata_len) {
1523 goto out;
1524 }
1525
1526 if (ea_size == 0) {
1527 /* No EA's present. */
1528 ret = True;
1529 goto out;
1530 }
1531
1532 p = rdata + 4;
1533 ea_size -= 4;
1534
1535 /* Validate the EA list and count it. */
1536 for (num_eas = 0; ea_size >= 4; num_eas++) {
1537 unsigned int ea_namelen = CVAL(p,1);
1538 unsigned int ea_valuelen = SVAL(p,2);
1539 if (ea_namelen == 0) {
1540 goto out;
1541 }
1542 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1543 goto out;
1544 }
1545 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1546 p += 4 + ea_namelen + 1 + ea_valuelen;
1547 }
1548
1549 if (num_eas == 0) {
1550 ret = True;
1551 goto out;
1552 }
1553
1554 *pnum_eas = num_eas;
1555 if (!pea_list) {
1556 /* Caller only wants number of EA's. */
1557 ret = True;
1558 goto out;
1559 }
1560
1561 ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1562 if (!ea_list) {
1563 goto out;
1564 }
1565
1566 ea_size = (size_t)IVAL(rdata,0);
1567 p = rdata + 4;
1568
1569 for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1570 struct ea_struct *ea = &ea_list[num_eas];
1571 fstring unix_ea_name;
1572 unsigned int ea_namelen = CVAL(p,1);
1573 unsigned int ea_valuelen = SVAL(p,2);
1574
1575 ea->flags = CVAL(p,0);
1576 unix_ea_name[0] = '\0';
1577 pull_ascii_fstring(unix_ea_name, p + 4);
1578 ea->name = talloc_strdup(ctx, unix_ea_name);
1579 /* Ensure the value is null terminated (in case it's a string). */
1580 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1581 if (!ea->value.data) {
1582 goto out;
1583 }
1584 if (ea_valuelen) {
1585 memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
1586 }
1587 ea->value.data[ea_valuelen] = 0;
1588 ea->value.length--;
1589 p += 4 + ea_namelen + 1 + ea_valuelen;
1590 }
1591
1592 *pea_list = ea_list;
1593 ret = True;
1594
1595 out :
1596
1597 SAFE_FREE(rdata);
1598 SAFE_FREE(rparam);
1599 return ret;
1600 }
1601
1602 /*********************************************************
1603 Get an extended attribute list from a pathname.
1604 *********************************************************/
1605
1606 BOOL cli_get_ea_list_path(struct cli_state *cli, const char *path,
1607 TALLOC_CTX *ctx,
1608 size_t *pnum_eas,
1609 struct ea_struct **pea_list)
1610 {
1611 uint16 setup = TRANSACT2_QPATHINFO;
1612 unsigned int param_len = 0;
1613 char param[sizeof(pstring)+6];
1614 char *p;
1615
1616 p = param;
1617 memset(p, 0, 6);
1618 SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
1619 p += 6;
1620 p += clistr_push(cli, p, path, sizeof(pstring)-6, STR_TERMINATE);
1621 param_len = PTR_DIFF(p, param);
1622
1623 return cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
1624 }
1625
1626 /*********************************************************
1627 Get an extended attribute list from an fnum.
1628 *********************************************************/
1629
1630 BOOL cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
1631 TALLOC_CTX *ctx,
1632 size_t *pnum_eas,
1633 struct ea_struct **pea_list)
1634 {
1635 uint16 setup = TRANSACT2_QFILEINFO;
1636 char param[6];
1637
1638 memset(param, 0, 6);
1639 SSVAL(param,0,fnum);
1640 SSVAL(param,2,SMB_INFO_SET_EA);
1641
1642 return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
1643 }