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r6303: Setting up for 3.0.15pre1
[Samba.git] / source / rpc_parse / parse_rpc.c
blob6bdab2e437c566e766284f2ed6159617c6607d38
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
6 * Copyright (C) Paul Ashton 1997.
7 * Copyright (C) Jeremy Allison 1999.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 */
23
24 #include "includes.h"
25
26 #undef DBGC_CLASS
27 #define DBGC_CLASS DBGC_RPC_PARSE
28
29 /*******************************************************************
30 interface/version dce/rpc pipe identification
31 ********************************************************************/
32
33 #define TRANS_SYNT_V2 \
34 { \
35 { \
36 0x8a885d04, 0x1ceb, 0x11c9, \
37 { 0x9f, 0xe8 }, \
38 { 0x08, 0x00, \
39 0x2b, 0x10, 0x48, 0x60 } \
40 }, 0x02 \
41 }
42
43 #define SYNT_NETLOGON_V2 \
44 { \
45 { \
46 0x8a885d04, 0x1ceb, 0x11c9, \
47 { 0x9f, 0xe8 }, \
48 { 0x08, 0x00, \
49 0x2b, 0x10, 0x48, 0x60 } \
50 }, 0x02 \
51 }
52
53 #define SYNT_WKSSVC_V1 \
54 { \
55 { \
56 0x6bffd098, 0xa112, 0x3610, \
57 { 0x98, 0x33 }, \
58 { 0x46, 0xc3, \
59 0xf8, 0x7e, 0x34, 0x5a } \
60 }, 0x01 \
61 }
62
63 #define SYNT_SRVSVC_V3 \
64 { \
65 { \
66 0x4b324fc8, 0x1670, 0x01d3, \
67 { 0x12, 0x78 }, \
68 { 0x5a, 0x47, \
69 0xbf, 0x6e, 0xe1, 0x88 } \
70 }, 0x03 \
71 }
72
73 #define SYNT_LSARPC_V0 \
74 { \
75 { \
76 0x12345778, 0x1234, 0xabcd, \
77 { 0xef, 0x00 }, \
78 { 0x01, 0x23, \
79 0x45, 0x67, 0x89, 0xab } \
80 }, 0x00 \
81 }
82
83 #define SYNT_LSARPC_V0_DS \
84 { \
85 { \
86 0x3919286a, 0xb10c, 0x11d0, \
87 { 0x9b, 0xa8 }, \
88 { 0x00, 0xc0, \
89 0x4f, 0xd9, 0x2e, 0xf5 } \
90 }, 0x00 \
91 }
92
93 #define SYNT_SAMR_V1 \
94 { \
95 { \
96 0x12345778, 0x1234, 0xabcd, \
97 { 0xef, 0x00 }, \
98 { 0x01, 0x23, \
99 0x45, 0x67, 0x89, 0xac } \
100 }, 0x01 \
101 }
102
103 #define SYNT_NETLOGON_V1 \
104 { \
105 { \
106 0x12345678, 0x1234, 0xabcd, \
107 { 0xef, 0x00 }, \
108 { 0x01, 0x23, \
109 0x45, 0x67, 0xcf, 0xfb } \
110 }, 0x01 \
111 }
112
113 #define SYNT_WINREG_V1 \
114 { \
115 { \
116 0x338cd001, 0x2244, 0x31f1, \
117 { 0xaa, 0xaa }, \
118 { 0x90, 0x00, \
119 0x38, 0x00, 0x10, 0x03 } \
120 }, 0x01 \
121 }
122
123 #define SYNT_SPOOLSS_V1 \
124 { \
125 { \
126 0x12345678, 0x1234, 0xabcd, \
127 { 0xef, 0x00 }, \
128 { 0x01, 0x23, \
129 0x45, 0x67, 0x89, 0xab } \
130 }, 0x01 \
131 }
132
133 #define SYNT_NONE_V0 \
134 { \
135 { \
136 0x0, 0x0, 0x0, \
137 { 0x00, 0x00 }, \
138 { 0x00, 0x00, \
139 0x00, 0x00, 0x00, 0x00 } \
140 }, 0x00 \
141 }
142
143 #define SYNT_NETDFS_V3 \
144 { \
145 { \
146 0x4fc742e0, 0x4a10, 0x11cf, \
147 { 0x82, 0x73 }, \
148 { 0x00, 0xaa, \
149 0x00, 0x4a, 0xe6, 0x73 } \
150 }, 0x03 \
151 }
152
153 #define SYNT_ECHO_V1 \
154 { \
155 { \
156 0x60a15ec5, 0x4de8, 0x11d7, \
157 { 0xa6, 0x37 }, \
158 { 0x00, 0x50, \
159 0x56, 0xa2, 0x01, 0x82 } \
160 }, 0x01 \
161 }
162
163 #define SYNT_SHUTDOWN_V1 \
164 { \
165 { \
166 0x894de0c0, 0x0d55, 0x11d3, \
167 { 0xa3, 0x22 }, \
168 { 0x00, 0xc0, \
169 0x4f, 0xa3, 0x21, 0xa1 } \
170 }, 0x01 \
171 }
172
173 #define SYNT_SVCCTL_V2 \
174 { \
175 { \
176 0x367abb81, 0x9844, 0x35f1, \
177 { 0xad, 0x32 }, \
178 { 0x98, 0xf0, \
179 0x38, 0x00, 0x10, 0x03 } \
180 }, 0x02 \
181 }
182
183
184 #define SYNT_EVENTLOG_V0 \
185 { \
186 { \
187 0x82273fdc, 0xe32a, 0x18c3, \
188 { 0x3f, 0x78 }, \
189 { 0x82, 0x79, \
190 0x29, 0xdc, 0x23, 0xea } \
191 }, 0x00 \
192 }
193
194 /*
195 * IMPORTANT!! If you update this structure, make sure to
196 * update the index #defines in smb.h.
197 */
198
199 const struct pipe_id_info pipe_names [] =
200 {
201 /* client pipe , abstract syntax , server pipe , transfer syntax */
202 { PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 },
203 { PIPE_LSARPC , SYNT_LSARPC_V0_DS , PIPE_LSASS , TRANS_SYNT_V2 },
204 { PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
205 { PIPE_NETLOGON, SYNT_NETLOGON_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
206 { PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 },
207 { PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
208 { PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 },
209 { PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 },
210 { PIPE_NETDFS , SYNT_NETDFS_V3 , PIPE_NETDFS , TRANS_SYNT_V2 },
211 { PIPE_ECHO , SYNT_ECHO_V1 , PIPE_ECHO , TRANS_SYNT_V2 },
212 { PIPE_SHUTDOWN, SYNT_SHUTDOWN_V1 , PIPE_SHUTDOWN , TRANS_SYNT_V2 },
213 { PIPE_SVCCTL , SYNT_SVCCTL_V2 , PIPE_NTSVCS , TRANS_SYNT_V2 },
214 { PIPE_EVENTLOG, SYNT_EVENTLOG_V0 , PIPE_EVENTLOG , TRANS_SYNT_V2 },
215 { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 }
216 };
217
218 /*******************************************************************
219 Inits an RPC_HDR structure.
220 ********************************************************************/
221
222 void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags,
223 uint32 call_id, int data_len, int auth_len)
224 {
225 hdr->major = 5; /* RPC version 5 */
226 hdr->minor = 0; /* minor version 0 */
227 hdr->pkt_type = pkt_type; /* RPC packet type */
228 hdr->flags = flags; /* dce/rpc flags */
229 hdr->pack_type[0] = 0x10; /* little-endian data representation */
230 hdr->pack_type[1] = 0; /* packed data representation */
231 hdr->pack_type[2] = 0; /* packed data representation */
232 hdr->pack_type[3] = 0; /* packed data representation */
233 hdr->frag_len = data_len; /* fragment length, fill in later */
234 hdr->auth_len = auth_len; /* authentication length */
235 hdr->call_id = call_id; /* call identifier - match incoming RPC */
236 }
237
238 /*******************************************************************
239 Reads or writes an RPC_HDR structure.
240 ********************************************************************/
241
242 BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
243 {
244 if (rpc == NULL)
245 return False;
246
247 prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
248 depth++;
249
250 if(!prs_uint8 ("major ", ps, depth, &rpc->major))
251 return False;
252
253 if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
254 return False;
255 if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
256 return False;
257 if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
258 return False;
259
260 /* We always marshall in little endian format. */
261 if (MARSHALLING(ps))
262 rpc->pack_type[0] = 0x10;
263
264 if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
265 return False;
266 if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
267 return False;
268 if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
269 return False;
270 if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
271 return False;
272
273 /*
274 * If reading and pack_type[0] == 0 then the data is in big-endian
275 * format. Set the flag in the prs_struct to specify reverse-endainness.
276 */
277
278 if (UNMARSHALLING(ps) && rpc->pack_type[0] == 0) {
279 DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
280 prs_set_endian_data(ps, RPC_BIG_ENDIAN);
281 }
282
283 if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
284 return False;
285 if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
286 return False;
287 if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
288 return False;
289 return True;
290 }
291
292 /*******************************************************************
293 Reads or writes an RPC_IFACE structure.
294 ********************************************************************/
295
296 static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
297 {
298 if (ifc == NULL)
299 return False;
300
301 prs_debug(ps, depth, desc, "smb_io_rpc_iface");
302 depth++;
303
304 if (!prs_align(ps))
305 return False;
306
307 if (!smb_io_uuid( "uuid", &ifc->uuid, ps, depth))
308 return False;
309
310 if(!prs_uint32 ("version", ps, depth, &ifc->version))
311 return False;
312
313 return True;
314 }
315
316 /*******************************************************************
317 Inits an RPC_ADDR_STR structure.
318 ********************************************************************/
319
320 static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
321 {
322 str->len = strlen(name) + 1;
323 fstrcpy(str->str, name);
324 }
325
326 /*******************************************************************
327 Reads or writes an RPC_ADDR_STR structure.
328 ********************************************************************/
329
330 static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
331 {
332 if (str == NULL)
333 return False;
334
335 prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
336 depth++;
337 if(!prs_align(ps))
338 return False;
339
340 if(!prs_uint16 ( "len", ps, depth, &str->len))
341 return False;
342 if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
343 return False;
344 return True;
345 }
346
347 /*******************************************************************
348 Inits an RPC_HDR_BBA structure.
349 ********************************************************************/
350
351 static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
352 {
353 bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
354 bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
355 bba->assoc_gid = assoc_gid; /* associated group id (0x0) */
356 }
357
358 /*******************************************************************
359 Reads or writes an RPC_HDR_BBA structure.
360 ********************************************************************/
361
362 static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
363 {
364 if (rpc == NULL)
365 return False;
366
367 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
368 depth++;
369
370 if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
371 return False;
372 if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
373 return False;
374 if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
375 return False;
376 return True;
377 }
378
379 /*******************************************************************
380 Inits an RPC_HDR_RB structure.
381 ********************************************************************/
382
383 void init_rpc_hdr_rb(RPC_HDR_RB *rpc,
384 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
385 uint32 num_elements, uint16 context_id, uint8 num_syntaxes,
386 RPC_IFACE *abstract, RPC_IFACE *transfer)
387 {
388 init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
389
390 rpc->num_elements = num_elements ; /* the number of elements (0x1) */
391 rpc->context_id = context_id ; /* presentation context identifier (0x0) */
392 rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */
393
394 /* num and vers. of interface client is using */
395 rpc->abstract = *abstract;
396
397 /* num and vers. of interface to use for replies */
398 rpc->transfer = *transfer;
399 }
400
401 /*******************************************************************
402 Reads or writes an RPC_HDR_RB structure.
403 ********************************************************************/
404
405 BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
406 {
407 RPC_HDR_RB rpc2;
408 int i;
409
410 if (rpc == NULL)
411 return False;
412
413 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
414 depth++;
415
416 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
417 return False;
418
419 if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements))
420 return False;
421 if(!prs_uint16("context_id ", ps, depth, &rpc->context_id ))
422 return False;
423 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes))
424 return False;
425
426 if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth))
427 return False;
428 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
429 return False;
430
431 /* just chew through extra context id's for now */
432
433 for ( i=1; i<rpc->num_elements; i++ ) {
434 if(!prs_uint16("context_id ", ps, depth, &rpc2.context_id ))
435 return False;
436 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc2.num_syntaxes))
437 return False;
438
439 if(!smb_io_rpc_iface("", &rpc2.abstract, ps, depth))
440 return False;
441 if(!smb_io_rpc_iface("", &rpc2.transfer, ps, depth))
442 return False;
443 }
444
445 return True;
446 }
447
448 /*******************************************************************
449 Inits an RPC_RESULTS structure.
450
451 lkclXXXX only one reason at the moment!
452 ********************************************************************/
453
454 static void init_rpc_results(RPC_RESULTS *res,
455 uint8 num_results, uint16 result, uint16 reason)
456 {
457 res->num_results = num_results; /* the number of results (0x01) */
458 res->result = result ; /* result (0x00 = accept) */
459 res->reason = reason ; /* reason (0x00 = no reason specified) */
460 }
461
462 /*******************************************************************
463 Reads or writes an RPC_RESULTS structure.
464
465 lkclXXXX only one reason at the moment!
466 ********************************************************************/
467
468 static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
469 {
470 if (res == NULL)
471 return False;
472
473 prs_debug(ps, depth, desc, "smb_io_rpc_results");
474 depth++;
475
476 if(!prs_align(ps))
477 return False;
478
479 if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
480 return False;
481
482 if(!prs_align(ps))
483 return False;
484
485 if(!prs_uint16("result ", ps, depth, &res->result))
486 return False;
487 if(!prs_uint16("reason ", ps, depth, &res->reason))
488 return False;
489 return True;
490 }
491
492 /*******************************************************************
493 Init an RPC_HDR_BA structure.
494
495 lkclXXXX only one reason at the moment!
496
497 ********************************************************************/
498
499 void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
500 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
501 const char *pipe_addr,
502 uint8 num_results, uint16 result, uint16 reason,
503 RPC_IFACE *transfer)
504 {
505 init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
506 init_rpc_addr_str(&rpc->addr, pipe_addr);
507 init_rpc_results (&rpc->res, num_results, result, reason);
508
509 /* the transfer syntax from the request */
510 memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
511 }
512
513 /*******************************************************************
514 Reads or writes an RPC_HDR_BA structure.
515 ********************************************************************/
516
517 BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
518 {
519 if (rpc == NULL)
520 return False;
521
522 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
523 depth++;
524
525 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
526 return False;
527 if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
528 return False;
529 if(!smb_io_rpc_results("", &rpc->res, ps, depth))
530 return False;
531 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
532 return False;
533 return True;
534 }
535
536 /*******************************************************************
537 Init an RPC_HDR_REQ structure.
538 ********************************************************************/
539
540 void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
541 {
542 hdr->alloc_hint = alloc_hint; /* allocation hint */
543 hdr->context_id = 0; /* presentation context identifier */
544 hdr->opnum = opnum; /* opnum */
545 }
546
547 /*******************************************************************
548 Reads or writes an RPC_HDR_REQ structure.
549 ********************************************************************/
550
551 BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
552 {
553 if (rpc == NULL)
554 return False;
555
556 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
557 depth++;
558
559 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
560 return False;
561 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
562 return False;
563 if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
564 return False;
565 return True;
566 }
567
568 /*******************************************************************
569 Reads or writes an RPC_HDR_RESP structure.
570 ********************************************************************/
571
572 BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
573 {
574 if (rpc == NULL)
575 return False;
576
577 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
578 depth++;
579
580 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
581 return False;
582 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
583 return False;
584 if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
585 return False;
586 if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
587 return False;
588 return True;
589 }
590
591 /*******************************************************************
592 Reads or writes an RPC_HDR_FAULT structure.
593 ********************************************************************/
594
595 BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
596 {
597 if (rpc == NULL)
598 return False;
599
600 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
601 depth++;
602
603 if(!prs_ntstatus("status ", ps, depth, &rpc->status))
604 return False;
605 if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
606 return False;
607
608 return True;
609 }
610
611 /*******************************************************************
612 Init an RPC_HDR_AUTHA structure.
613 ********************************************************************/
614
615 void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai,
616 uint16 max_tsize, uint16 max_rsize,
617 uint8 auth_type, uint8 auth_level,
618 uint8 stub_type_len)
619 {
620 rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
621 rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
622
623 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
624 rai->auth_level = auth_level; /* 0x06 */
625 rai->stub_type_len = stub_type_len; /* 0x00 */
626 rai->padding = 0; /* padding 0x00 */
627
628 rai->unknown = 0x0014a0c0; /* non-zero pointer to something */
629 }
630
631 /*******************************************************************
632 Reads or writes an RPC_HDR_AUTHA structure.
633 ********************************************************************/
634
635 BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth)
636 {
637 if (rai == NULL)
638 return False;
639
640 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha");
641 depth++;
642
643 if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize))
644 return False;
645 if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize))
646 return False;
647
648 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
649 return False;
650 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
651 return False;
652 if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len))
653 return False;
654 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
655 return False;
656
657 if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */
658 return False;
659
660 return True;
661 }
662
663 /*******************************************************************
664 Inits an RPC_HDR_AUTH structure.
665 ********************************************************************/
666
667 void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
668 uint8 auth_type, uint8 auth_level,
669 uint8 padding,
670 uint32 ptr)
671 {
672 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
673 rai->auth_level = auth_level; /* 0x06 */
674 rai->padding = padding;
675 rai->reserved = 0;
676
677 rai->auth_context = ptr; /* non-zero pointer to something */
678 }
679
680 /*******************************************************************
681 Reads or writes an RPC_HDR_AUTH structure.
682 ********************************************************************/
683
684 BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
685 {
686 if (rai == NULL)
687 return False;
688
689 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
690 depth++;
691
692 if(!prs_align(ps))
693 return False;
694
695 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
696 return False;
697 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
698 return False;
699 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
700 return False;
701 if(!prs_uint8 ("reserved ", ps, depth, &rai->reserved))
702 return False;
703 if(!prs_uint32("auth_context ", ps, depth, &rai->auth_context))
704 return False;
705
706 return True;
707 }
708
709 /*******************************************************************
710 Checks an RPC_AUTH_VERIFIER structure.
711 ********************************************************************/
712
713 BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
714 const char *signature, uint32 msg_type)
715 {
716 return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
717 }
718
719 /*******************************************************************
720 Inits an RPC_AUTH_VERIFIER structure.
721 ********************************************************************/
722
723 void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
724 const char *signature, uint32 msg_type)
725 {
726 fstrcpy(rav->signature, signature); /* "NTLMSSP" */
727 rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
728 }
729
730 /*******************************************************************
731 Reads or writes an RPC_AUTH_VERIFIER structure.
732 ********************************************************************/
733
734 BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
735 {
736 if (rav == NULL)
737 return False;
738
739 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
740 depth++;
741
742 /* "NTLMSSP" */
743 if(!prs_string("signature", ps, depth, rav->signature,
744 sizeof(rav->signature)))
745 return False;
746 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
747 return False;
748
749 return True;
750 }
751
752 /*******************************************************************
753 This parses an RPC_AUTH_VERIFIER for NETLOGON schannel. I think
754 assuming "NTLMSSP" in sm_io_rpc_auth_verifier is somewhat wrong.
755 I have to look at that later...
756 ********************************************************************/
757
758 BOOL smb_io_rpc_netsec_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
759 {
760 if (rav == NULL)
761 return False;
762
763 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
764 depth++;
765
766 if(!prs_string("signature", ps, depth, rav->signature, sizeof(rav->signature)))
767 return False;
768 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type))
769 return False;
770
771 return True;
772 }
773
774 /*******************************************************************
775 Inits an RPC_AUTH_NTLMSSP_NEG structure.
776 ********************************************************************/
777
778 void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg,
779 uint32 neg_flgs,
780 const char *myname, const char *domain)
781 {
782 int len_myname = strlen(myname);
783 int len_domain = strlen(domain);
784
785 neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */
786
787 init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname);
788 init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20);
789
790 fstrcpy(neg->myname, myname);
791 fstrcpy(neg->domain, domain);
792 }
793
794 /*******************************************************************
795 Reads or writes an RPC_AUTH_NTLMSSP_NEG structure.
796
797 *** lkclXXXX HACK ALERT! ***
798 ********************************************************************/
799
800 BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth)
801 {
802 uint32 start_offset = prs_offset(ps);
803 if (neg == NULL)
804 return False;
805
806 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg");
807 depth++;
808
809 if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs))
810 return False;
811
812 if (ps->io) {
813 uint32 old_offset;
814 uint32 old_neg_flags = neg->neg_flgs;
815
816 /* reading */
817
818 ZERO_STRUCTP(neg);
819
820 neg->neg_flgs = old_neg_flags;
821
822 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
823 return False;
824 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
825 return False;
826
827 old_offset = prs_offset(ps);
828
829 if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12))
830 return False;
831
832 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
833 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
834 return False;
835
836 old_offset += neg->hdr_myname.str_str_len;
837
838 if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12))
839 return False;
840
841 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
842 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
843 return False;
844
845 old_offset += neg->hdr_domain .str_str_len;
846
847 if(!prs_set_offset(ps, old_offset))
848 return False;
849 } else {
850 /* writing */
851 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
852 return False;
853 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
854 return False;
855
856 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
857 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
858 return False;
859 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
860 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
861 return False;
862 }
863
864 return True;
865 }
866
867 /*******************************************************************
868 creates an RPC_AUTH_NTLMSSP_CHAL structure.
869 ********************************************************************/
870
871 void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl,
872 uint32 neg_flags,
873 uint8 challenge[8])
874 {
875 chl->unknown_1 = 0x0;
876 chl->unknown_2 = 0x00000028;
877 chl->neg_flags = neg_flags; /* 0x0082b1 */
878
879 memcpy(chl->challenge, challenge, sizeof(chl->challenge));
880 memset((char *)chl->reserved , '\0', sizeof(chl->reserved));
881 }
882
883 /*******************************************************************
884 Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure.
885 ********************************************************************/
886
887 BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth)
888 {
889 if (chl == NULL)
890 return False;
891
892 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal");
893 depth++;
894
895 if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */
896 return False;
897 if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */
898 return False;
899 if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */
900 return False;
901
902 if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)))
903 return False;
904 if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )))
905 return False;
906
907 return True;
908 }
909
910 /*******************************************************************
911 Inits an RPC_AUTH_NTLMSSP_RESP structure.
912
913 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
914 *** lkclXXXX the actual offset is at the start of the auth verifier ***
915 ********************************************************************/
916
917 void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp,
918 uchar lm_resp[24], uchar nt_resp[24],
919 const char *domain, const char *user, const char *wks,
920 uint32 neg_flags)
921 {
922 uint32 offset;
923 int dom_len = strlen(domain);
924 int wks_len = strlen(wks);
925 int usr_len = strlen(user);
926 int lm_len = (lm_resp != NULL) ? 24 : 0;
927 int nt_len = (nt_resp != NULL) ? 24 : 0;
928
929 DEBUG(5,("make_rpc_auth_ntlmssp_resp\n"));
930
931 #ifdef DEBUG_PASSWORD
932 DEBUG(100,("lm_resp\n"));
933 dump_data(100, (char *)lm_resp, 24);
934 DEBUG(100,("nt_resp\n"));
935 dump_data(100, (char *)nt_resp, 24);
936 #endif
937
938 DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n",
939 domain, user, wks, neg_flags));
940
941 offset = 0x40;
942
943 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
944 dom_len *= 2;
945 wks_len *= 2;
946 usr_len *= 2;
947 }
948
949 init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset);
950 offset += dom_len;
951
952 init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset);
953 offset += usr_len;
954
955 init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset);
956 offset += wks_len;
957
958 init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset);
959 offset += lm_len;
960
961 init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset);
962 offset += nt_len;
963
964 init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset);
965
966 rsp->neg_flags = neg_flags;
967
968 memcpy(rsp->lm_resp, lm_resp, 24);
969 memcpy(rsp->nt_resp, nt_resp, 24);
970
971 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
972 rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0);
973 rpcstr_push(rsp->user, user, sizeof(rsp->user), 0);
974 rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0);
975 } else {
976 fstrcpy(rsp->domain, domain);
977 fstrcpy(rsp->user, user);
978 fstrcpy(rsp->wks, wks);
979 }
980
981 rsp->sess_key[0] = 0;
982 }
983
984 /*******************************************************************
985 Reads or writes an RPC_AUTH_NTLMSSP_RESP structure.
986
987 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
988 *** lkclXXXX the actual offset is at the start of the auth verifier ***
989 ********************************************************************/
990
991 BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth)
992 {
993 if (rsp == NULL)
994 return False;
995
996 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp");
997 depth++;
998
999 if (ps->io) {
1000 uint32 old_offset;
1001
1002 /* reading */
1003
1004 ZERO_STRUCTP(rsp);
1005
1006 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1007 return False;
1008 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1009 return False;
1010 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1011 return False;
1012 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1013 return False;
1014 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1015 return False;
1016 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1017 return False;
1018
1019 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1020 return False;
1021
1022 old_offset = prs_offset(ps);
1023
1024 if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc))
1025 return False;
1026
1027 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1028 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1029 return False;
1030
1031 old_offset += rsp->hdr_domain.str_str_len;
1032
1033 if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc))
1034 return False;
1035
1036 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1037 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1038 return False;
1039
1040 old_offset += rsp->hdr_usr.str_str_len;
1041
1042 if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc))
1043 return False;
1044
1045 if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks,
1046 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1047 return False;
1048
1049 old_offset += rsp->hdr_wks.str_str_len;
1050
1051 if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc))
1052 return False;
1053
1054 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1055 MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp ))))
1056 return False;
1057
1058 old_offset += rsp->hdr_lm_resp.str_str_len;
1059
1060 if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc))
1061 return False;
1062
1063 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1064 MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp ))))
1065 return False;
1066
1067 old_offset += rsp->hdr_nt_resp.str_str_len;
1068
1069 if (rsp->hdr_sess_key.str_str_len != 0) {
1070
1071 if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10))
1072 return False;
1073
1074 old_offset += rsp->hdr_sess_key.str_str_len;
1075
1076 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1077 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1078 return False;
1079 }
1080
1081 if(!prs_set_offset(ps, old_offset))
1082 return False;
1083 } else {
1084 /* writing */
1085 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1086 return False;
1087 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1088 return False;
1089 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1090 return False;
1091 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1092 return False;
1093 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1094 return False;
1095 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1096 return False;
1097
1098 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1099 return False;
1100
1101 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1102 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1103 return False;
1104
1105 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1106 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1107 return False;
1108
1109 if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks,
1110 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1111 return False;
1112 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1113 MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp))))
1114 return False;
1115 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1116 MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))))
1117 return False;
1118 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1119 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1120 return False;
1121 }
1122
1123 return True;
1124 }
1125
1126 /*******************************************************************
1127 Checks an RPC_AUTH_NTLMSSP_CHK structure.
1128 ********************************************************************/
1129
1130 BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num)
1131 {
1132 if (chk == NULL)
1133 return False;
1134
1135 if (chk->crc32 != crc32 ||
1136 chk->ver != NTLMSSP_SIGN_VERSION ||
1137 chk->seq_num != seq_num)
1138 {
1139 DEBUG(5,("verify failed - crc %x ver %x seq %d\n",
1140 chk->crc32, chk->ver, chk->seq_num));
1141
1142 DEBUG(5,("verify expect - crc %x ver %x seq %d\n",
1143 crc32, NTLMSSP_SIGN_VERSION, seq_num));
1144 return False;
1145 }
1146 return True;
1147 }
1148
1149 /*******************************************************************
1150 Inits an RPC_AUTH_NTLMSSP_CHK structure.
1151 ********************************************************************/
1152
1153 void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk,
1154 uint32 ver, uint32 crc32, uint32 seq_num)
1155 {
1156 chk->ver = ver;
1157 chk->reserved = 0x0;
1158 chk->crc32 = crc32;
1159 chk->seq_num = seq_num;
1160 }
1161
1162 /*******************************************************************
1163 Reads or writes an RPC_AUTH_NTLMSSP_CHK structure.
1164 ********************************************************************/
1165
1166 BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth)
1167 {
1168 if (chk == NULL)
1169 return False;
1170
1171 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk");
1172 depth++;
1173
1174 if(!prs_align(ps))
1175 return False;
1176
1177 if(!prs_uint32("ver ", ps, depth, &chk->ver))
1178 return False;
1179 if(!prs_uint32("reserved", ps, depth, &chk->reserved))
1180 return False;
1181 if(!prs_uint32("crc32 ", ps, depth, &chk->crc32))
1182 return False;
1183 if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num))
1184 return False;
1185
1186 return True;
1187 }
1188
1189 /*******************************************************************
1190 creates an RPC_AUTH_NETSEC_NEG structure.
1191 ********************************************************************/
1192 void init_rpc_auth_netsec_neg(RPC_AUTH_NETSEC_NEG *neg,
1193 const char *domain, const char *myname)
1194 {
1195 neg->type1 = 0;
1196 neg->type2 = 0x3;
1197 fstrcpy(neg->domain, domain);
1198 fstrcpy(neg->myname, myname);
1199 }
1200
1201 /*******************************************************************
1202 Reads or writes an RPC_AUTH_NETSEC_NEG structure.
1203 ********************************************************************/
1204
1205 BOOL smb_io_rpc_auth_netsec_neg(const char *desc, RPC_AUTH_NETSEC_NEG *neg,
1206 prs_struct *ps, int depth)
1207 {
1208 if (neg == NULL)
1209 return False;
1210
1211 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_neg");
1212 depth++;
1213
1214 if(!prs_align(ps))
1215 return False;
1216
1217 if(!prs_uint32("type1", ps, depth, &neg->type1))
1218 return False;
1219 if(!prs_uint32("type2", ps, depth, &neg->type2))
1220 return False;
1221 if(!prs_string("domain ", ps, depth, neg->domain, sizeof(neg->domain)))
1222 return False;
1223 if(!prs_string("myname ", ps, depth, neg->myname, sizeof(neg->myname)))
1224 return False;
1225
1226 return True;
1227 }
1228
1229 /*******************************************************************
1230 reads or writes an RPC_AUTH_NETSEC_CHK structure.
1231 ********************************************************************/
1232 BOOL smb_io_rpc_auth_netsec_chk(const char *desc, int auth_len,
1233 RPC_AUTH_NETSEC_CHK * chk,
1234 prs_struct *ps, int depth)
1235 {
1236 if (chk == NULL)
1237 return False;
1238
1239 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_chk");
1240 depth++;
1241
1242 if ( !prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig)) )
1243 return False;
1244
1245 if ( !prs_uint8s(False, "seq_num", ps, depth, chk->seq_num, sizeof(chk->seq_num)) )
1246 return False;
1247
1248 if ( !prs_uint8s(False, "packet_digest", ps, depth, chk->packet_digest, sizeof(chk->packet_digest)) )
1249 return False;
1250
1251 if ( auth_len == RPC_AUTH_NETSEC_SIGN_OR_SEAL_CHK_LEN ) {
1252 if ( !prs_uint8s(False, "confounder", ps, depth, chk->confounder, sizeof(chk->confounder)) )
1253 return False;
1254 }
1255
1256 return True;
1257 }
1258
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