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.
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.
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.
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.
27 #define DBGC_CLASS DBGC_RPC_PARSE
29 /*******************************************************************
30 interface/version dce/rpc pipe identification
31 ********************************************************************/
33 #define TRANS_SYNT_V2 \
36 0x8a885d04, 0x1ceb, 0x11c9, \
39 0x2b, 0x10, 0x48, 0x60 } \
43 #define SYNT_NETLOGON_V2 \
46 0x8a885d04, 0x1ceb, 0x11c9, \
49 0x2b, 0x10, 0x48, 0x60 } \
53 #define SYNT_WKSSVC_V1 \
56 0x6bffd098, 0xa112, 0x3610, \
59 0xf8, 0x7e, 0x34, 0x5a } \
63 #define SYNT_SRVSVC_V3 \
66 0x4b324fc8, 0x1670, 0x01d3, \
69 0xbf, 0x6e, 0xe1, 0x88 } \
73 #define SYNT_LSARPC_V0 \
76 0x12345778, 0x1234, 0xabcd, \
79 0x45, 0x67, 0x89, 0xab } \
83 #define SYNT_LSARPC_V0_DS \
86 0x3919286a, 0xb10c, 0x11d0, \
89 0x4f, 0xd9, 0x2e, 0xf5 } \
93 #define SYNT_SAMR_V1 \
96 0x12345778, 0x1234, 0xabcd, \
99 0x45, 0x67, 0x89, 0xac } \
103 #define SYNT_NETLOGON_V1 \
106 0x12345678, 0x1234, 0xabcd, \
109 0x45, 0x67, 0xcf, 0xfb } \
113 #define SYNT_WINREG_V1 \
116 0x338cd001, 0x2244, 0x31f1, \
119 0x38, 0x00, 0x10, 0x03 } \
123 #define SYNT_SPOOLSS_V1 \
126 0x12345678, 0x1234, 0xabcd, \
129 0x45, 0x67, 0x89, 0xab } \
133 #define SYNT_NONE_V0 \
139 0x00, 0x00, 0x00, 0x00 } \
143 #define SYNT_NETDFS_V3 \
146 0x4fc742e0, 0x4a10, 0x11cf, \
149 0x00, 0x4a, 0xe6, 0x73 } \
153 #define SYNT_ECHO_V1 \
156 0x60a15ec5, 0x4de8, 0x11d7, \
159 0x56, 0xa2, 0x01, 0x82 } \
163 #define SYNT_SHUTDOWN_V1 \
166 0x894de0c0, 0x0d55, 0x11d3, \
169 0x4f, 0xa3, 0x21, 0xa1 } \
173 #define SYNT_SVCCTL_V2 \
176 0x367abb81, 0x9844, 0x35f1, \
179 0x38, 0x00, 0x10, 0x03 } \
184 #define SYNT_EVENTLOG_V0 \
187 0x82273fdc, 0xe32a, 0x18c3, \
190 0x29, 0xdc, 0x23, 0xea } \
195 * IMPORTANT!! If you update this structure, make sure to
196 * update the index #defines in smb.h.
199 const struct pipe_id_info pipe_names [] =
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 }
218 /*******************************************************************
219 Inits an RPC_HDR structure.
220 ********************************************************************/
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)
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 */
238 /*******************************************************************
239 Reads or writes an RPC_HDR structure.
240 ********************************************************************/
242 BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
247 prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
250 if(!prs_uint8 ("major ", ps, depth, &rpc->major))
253 if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
255 if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
257 if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
260 /* We always marshall in little endian format. */
262 rpc->pack_type[0] = 0x10;
264 if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
266 if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
268 if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
270 if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
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.
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);
283 if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
285 if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
287 if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
292 /*******************************************************************
293 Reads or writes an RPC_IFACE structure.
294 ********************************************************************/
296 static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
301 prs_debug(ps, depth, desc, "smb_io_rpc_iface");
307 if (!smb_io_uuid( "uuid", &ifc->uuid, ps, depth))
310 if(!prs_uint32 ("version", ps, depth, &ifc->version))
316 /*******************************************************************
317 Inits an RPC_ADDR_STR structure.
318 ********************************************************************/
320 static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
322 str->len = strlen(name) + 1;
323 fstrcpy(str->str, name);
326 /*******************************************************************
327 Reads or writes an RPC_ADDR_STR structure.
328 ********************************************************************/
330 static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
335 prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
340 if(!prs_uint16 ( "len", ps, depth, &str->len))
342 if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
347 /*******************************************************************
348 Inits an RPC_HDR_BBA structure.
349 ********************************************************************/
351 static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
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) */
358 /*******************************************************************
359 Reads or writes an RPC_HDR_BBA structure.
360 ********************************************************************/
362 static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
367 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
370 if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
372 if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
374 if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
379 /*******************************************************************
380 Inits an RPC_HDR_RB structure.
381 ********************************************************************/
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)
388 init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
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) */
394 /* num and vers. of interface client is using */
395 rpc->abstract = *abstract;
397 /* num and vers. of interface to use for replies */
398 rpc->transfer = *transfer;
401 /*******************************************************************
402 Reads or writes an RPC_HDR_RB structure.
403 ********************************************************************/
405 BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
410 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
413 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
416 if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements))
418 if(!prs_uint16("context_id ", ps, depth, &rpc->context_id ))
420 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes))
423 if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth))
425 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
431 /*******************************************************************
432 Inits an RPC_RESULTS structure.
434 lkclXXXX only one reason at the moment!
435 ********************************************************************/
437 static void init_rpc_results(RPC_RESULTS *res,
438 uint8 num_results, uint16 result, uint16 reason)
440 res->num_results = num_results; /* the number of results (0x01) */
441 res->result = result ; /* result (0x00 = accept) */
442 res->reason = reason ; /* reason (0x00 = no reason specified) */
445 /*******************************************************************
446 Reads or writes an RPC_RESULTS structure.
448 lkclXXXX only one reason at the moment!
449 ********************************************************************/
451 static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
456 prs_debug(ps, depth, desc, "smb_io_rpc_results");
462 if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
468 if(!prs_uint16("result ", ps, depth, &res->result))
470 if(!prs_uint16("reason ", ps, depth, &res->reason))
475 /*******************************************************************
476 Init an RPC_HDR_BA structure.
478 lkclXXXX only one reason at the moment!
480 ********************************************************************/
482 void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
483 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
484 const char *pipe_addr,
485 uint8 num_results, uint16 result, uint16 reason,
488 init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
489 init_rpc_addr_str(&rpc->addr, pipe_addr);
490 init_rpc_results (&rpc->res, num_results, result, reason);
492 /* the transfer syntax from the request */
493 memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
496 /*******************************************************************
497 Reads or writes an RPC_HDR_BA structure.
498 ********************************************************************/
500 BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
505 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
508 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
510 if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
512 if(!smb_io_rpc_results("", &rpc->res, ps, depth))
514 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
519 /*******************************************************************
520 Init an RPC_HDR_REQ structure.
521 ********************************************************************/
523 void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
525 hdr->alloc_hint = alloc_hint; /* allocation hint */
526 hdr->context_id = 0; /* presentation context identifier */
527 hdr->opnum = opnum; /* opnum */
530 /*******************************************************************
531 Reads or writes an RPC_HDR_REQ structure.
532 ********************************************************************/
534 BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
539 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
542 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
544 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
546 if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
551 /*******************************************************************
552 Reads or writes an RPC_HDR_RESP structure.
553 ********************************************************************/
555 BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
560 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
563 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
565 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
567 if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
569 if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
574 /*******************************************************************
575 Reads or writes an RPC_HDR_FAULT structure.
576 ********************************************************************/
578 BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
583 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
586 if(!prs_ntstatus("status ", ps, depth, &rpc->status))
588 if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
594 /*******************************************************************
595 Init an RPC_HDR_AUTHA structure.
596 ********************************************************************/
598 void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai,
599 uint16 max_tsize, uint16 max_rsize,
600 uint8 auth_type, uint8 auth_level,
603 rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
604 rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
606 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
607 rai->auth_level = auth_level; /* 0x06 */
608 rai->stub_type_len = stub_type_len; /* 0x00 */
609 rai->padding = 0; /* padding 0x00 */
611 rai->unknown = 0x0014a0c0; /* non-zero pointer to something */
614 /*******************************************************************
615 Reads or writes an RPC_HDR_AUTHA structure.
616 ********************************************************************/
618 BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth)
623 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha");
626 if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize))
628 if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize))
631 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
633 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
635 if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len))
637 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
640 if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */
646 /*******************************************************************
647 Inits an RPC_HDR_AUTH structure.
648 ********************************************************************/
650 void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
651 uint8 auth_type, uint8 auth_level,
655 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
656 rai->auth_level = auth_level; /* 0x06 */
657 rai->padding = padding;
660 rai->auth_context = ptr; /* non-zero pointer to something */
663 /*******************************************************************
664 Reads or writes an RPC_HDR_AUTH structure.
665 ********************************************************************/
667 BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
672 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
678 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
680 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
682 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
684 if(!prs_uint8 ("reserved ", ps, depth, &rai->reserved))
686 if(!prs_uint32("auth_context ", ps, depth, &rai->auth_context))
692 /*******************************************************************
693 Checks an RPC_AUTH_VERIFIER structure.
694 ********************************************************************/
696 BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
697 const char *signature, uint32 msg_type)
699 return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
702 /*******************************************************************
703 Inits an RPC_AUTH_VERIFIER structure.
704 ********************************************************************/
706 void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
707 const char *signature, uint32 msg_type)
709 fstrcpy(rav->signature, signature); /* "NTLMSSP" */
710 rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
713 /*******************************************************************
714 Reads or writes an RPC_AUTH_VERIFIER structure.
715 ********************************************************************/
717 BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
722 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
726 if(!prs_string("signature", ps, depth, rav->signature,
727 sizeof(rav->signature)))
729 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
735 /*******************************************************************
736 This parses an RPC_AUTH_VERIFIER for NETLOGON schannel. I think
737 assuming "NTLMSSP" in sm_io_rpc_auth_verifier is somewhat wrong.
738 I have to look at that later...
739 ********************************************************************/
741 BOOL smb_io_rpc_netsec_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
746 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
749 if(!prs_string("signature", ps, depth, rav->signature, sizeof(rav->signature)))
751 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type))
757 /*******************************************************************
758 Inits an RPC_AUTH_NTLMSSP_NEG structure.
759 ********************************************************************/
761 void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg,
763 const char *myname, const char *domain)
765 int len_myname = strlen(myname);
766 int len_domain = strlen(domain);
768 neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */
770 init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname);
771 init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20);
773 fstrcpy(neg->myname, myname);
774 fstrcpy(neg->domain, domain);
777 /*******************************************************************
778 Reads or writes an RPC_AUTH_NTLMSSP_NEG structure.
780 *** lkclXXXX HACK ALERT! ***
781 ********************************************************************/
783 BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth)
785 uint32 start_offset = prs_offset(ps);
789 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg");
792 if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs))
797 uint32 old_neg_flags = neg->neg_flgs;
803 neg->neg_flgs = old_neg_flags;
805 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
807 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
810 old_offset = prs_offset(ps);
812 if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12))
815 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
816 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
819 old_offset += neg->hdr_myname.str_str_len;
821 if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12))
824 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
825 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
828 old_offset += neg->hdr_domain .str_str_len;
830 if(!prs_set_offset(ps, old_offset))
834 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
836 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
839 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
840 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
842 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
843 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
850 /*******************************************************************
851 creates an RPC_AUTH_NTLMSSP_CHAL structure.
852 ********************************************************************/
854 void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl,
858 chl->unknown_1 = 0x0;
859 chl->unknown_2 = 0x00000028;
860 chl->neg_flags = neg_flags; /* 0x0082b1 */
862 memcpy(chl->challenge, challenge, sizeof(chl->challenge));
863 memset((char *)chl->reserved , '\0', sizeof(chl->reserved));
866 /*******************************************************************
867 Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure.
868 ********************************************************************/
870 BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth)
875 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal");
878 if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */
880 if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */
882 if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */
885 if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)))
887 if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )))
893 /*******************************************************************
894 Inits an RPC_AUTH_NTLMSSP_RESP structure.
896 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
897 *** lkclXXXX the actual offset is at the start of the auth verifier ***
898 ********************************************************************/
900 void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp,
901 uchar lm_resp[24], uchar nt_resp[24],
902 const char *domain, const char *user, const char *wks,
906 int dom_len = strlen(domain);
907 int wks_len = strlen(wks);
908 int usr_len = strlen(user);
909 int lm_len = (lm_resp != NULL) ? 24 : 0;
910 int nt_len = (nt_resp != NULL) ? 24 : 0;
912 DEBUG(5,("make_rpc_auth_ntlmssp_resp\n"));
914 #ifdef DEBUG_PASSWORD
915 DEBUG(100,("lm_resp\n"));
916 dump_data(100, (char *)lm_resp, 24);
917 DEBUG(100,("nt_resp\n"));
918 dump_data(100, (char *)nt_resp, 24);
921 DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n",
922 domain, user, wks, neg_flags));
926 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
932 init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset);
935 init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset);
938 init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset);
941 init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset);
944 init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset);
947 init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset);
949 rsp->neg_flags = neg_flags;
951 memcpy(rsp->lm_resp, lm_resp, 24);
952 memcpy(rsp->nt_resp, nt_resp, 24);
954 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
955 rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0);
956 rpcstr_push(rsp->user, user, sizeof(rsp->user), 0);
957 rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0);
959 fstrcpy(rsp->domain, domain);
960 fstrcpy(rsp->user, user);
961 fstrcpy(rsp->wks, wks);
964 rsp->sess_key[0] = 0;
967 /*******************************************************************
968 Reads or writes an RPC_AUTH_NTLMSSP_RESP structure.
970 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
971 *** lkclXXXX the actual offset is at the start of the auth verifier ***
972 ********************************************************************/
974 BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth)
979 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp");
989 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
991 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
993 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
995 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
997 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
999 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1002 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1005 old_offset = prs_offset(ps);
1007 if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc))
1010 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1011 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1014 old_offset += rsp->hdr_domain.str_str_len;
1016 if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc))
1019 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1020 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1023 old_offset += rsp->hdr_usr.str_str_len;
1025 if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc))
1028 if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks,
1029 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1032 old_offset += rsp->hdr_wks.str_str_len;
1034 if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc))
1037 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1038 MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp ))))
1041 old_offset += rsp->hdr_lm_resp.str_str_len;
1043 if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc))
1046 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1047 MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp ))))
1050 old_offset += rsp->hdr_nt_resp.str_str_len;
1052 if (rsp->hdr_sess_key.str_str_len != 0) {
1054 if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10))
1057 old_offset += rsp->hdr_sess_key.str_str_len;
1059 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1060 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1064 if(!prs_set_offset(ps, old_offset))
1068 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1070 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1072 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1074 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1076 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1078 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1081 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1084 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1085 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1088 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1089 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1092 if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks,
1093 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1095 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1096 MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp))))
1098 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1099 MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))))
1101 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1102 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1109 /*******************************************************************
1110 Checks an RPC_AUTH_NTLMSSP_CHK structure.
1111 ********************************************************************/
1113 BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num)
1118 if (chk->crc32 != crc32 ||
1119 chk->ver != NTLMSSP_SIGN_VERSION ||
1120 chk->seq_num != seq_num)
1122 DEBUG(5,("verify failed - crc %x ver %x seq %d\n",
1123 chk->crc32, chk->ver, chk->seq_num));
1125 DEBUG(5,("verify expect - crc %x ver %x seq %d\n",
1126 crc32, NTLMSSP_SIGN_VERSION, seq_num));
1132 /*******************************************************************
1133 Inits an RPC_AUTH_NTLMSSP_CHK structure.
1134 ********************************************************************/
1136 void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk,
1137 uint32 ver, uint32 crc32, uint32 seq_num)
1140 chk->reserved = 0x0;
1142 chk->seq_num = seq_num;
1145 /*******************************************************************
1146 Reads or writes an RPC_AUTH_NTLMSSP_CHK structure.
1147 ********************************************************************/
1149 BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth)
1154 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk");
1160 if(!prs_uint32("ver ", ps, depth, &chk->ver))
1162 if(!prs_uint32("reserved", ps, depth, &chk->reserved))
1164 if(!prs_uint32("crc32 ", ps, depth, &chk->crc32))
1166 if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num))
1172 /*******************************************************************
1173 creates an RPC_AUTH_NETSEC_NEG structure.
1174 ********************************************************************/
1175 void init_rpc_auth_netsec_neg(RPC_AUTH_NETSEC_NEG *neg,
1176 const char *domain, const char *myname)
1180 fstrcpy(neg->domain, domain);
1181 fstrcpy(neg->myname, myname);
1184 /*******************************************************************
1185 Reads or writes an RPC_AUTH_NETSEC_NEG structure.
1186 ********************************************************************/
1188 BOOL smb_io_rpc_auth_netsec_neg(const char *desc, RPC_AUTH_NETSEC_NEG *neg,
1189 prs_struct *ps, int depth)
1194 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_neg");
1200 if(!prs_uint32("type1", ps, depth, &neg->type1))
1202 if(!prs_uint32("type2", ps, depth, &neg->type2))
1204 if(!prs_string("domain ", ps, depth, neg->domain, sizeof(neg->domain)))
1206 if(!prs_string("myname ", ps, depth, neg->myname, sizeof(neg->myname)))
1212 /*******************************************************************
1213 reads or writes an RPC_AUTH_NETSEC_CHK structure.
1214 ********************************************************************/
1215 BOOL smb_io_rpc_auth_netsec_chk(const char *desc, int auth_len,
1216 RPC_AUTH_NETSEC_CHK * chk,
1217 prs_struct *ps, int depth)
1222 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_chk");
1225 if ( !prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig)) )
1228 if ( !prs_uint8s(False, "seq_num", ps, depth, chk->seq_num, sizeof(chk->seq_num)) )
1231 if ( !prs_uint8s(False, "packet_digest", ps, depth, chk->packet_digest, sizeof(chk->packet_digest)) )
1234 if ( auth_len == RPC_AUTH_NETSEC_SIGN_OR_SEAL_CHK_LEN ) {
1235 if ( !prs_uint8s(False, "confounder", ps, depth, chk->confounder, sizeof(chk->confounder)) )