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, \
37 { 0x9f, 0xe8, 0x08, 0x00, \
38 0x2b, 0x10, 0x48, 0x60 } \
42 #define SYNT_NETLOGON_V2 \
45 0x8a885d04, 0x1ceb, 0x11c9, \
46 { 0x9f, 0xe8, 0x08, 0x00, \
47 0x2b, 0x10, 0x48, 0x60 } \
51 #define SYNT_WKSSVC_V1 \
54 0x6bffd098, 0xa112, 0x3610, \
55 { 0x98, 0x33, 0x46, 0xc3, \
56 0xf8, 0x7e, 0x34, 0x5a } \
60 #define SYNT_SRVSVC_V3 \
63 0x4b324fc8, 0x1670, 0x01d3, \
64 { 0x12, 0x78, 0x5a, 0x47, \
65 0xbf, 0x6e, 0xe1, 0x88 } \
69 #define SYNT_LSARPC_V0 \
72 0x12345778, 0x1234, 0xabcd, \
73 { 0xef, 0x00, 0x01, 0x23, \
74 0x45, 0x67, 0x89, 0xab } \
78 #define SYNT_LSARPC_V0_DS \
81 0x3919286a, 0xb10c, 0x11d0, \
82 { 0x9b, 0xa8, 0x00, 0xc0, \
83 0x4f, 0xd9, 0x2e, 0xf5 } \
87 #define SYNT_SAMR_V1 \
90 0x12345778, 0x1234, 0xabcd, \
91 { 0xef, 0x00, 0x01, 0x23, \
92 0x45, 0x67, 0x89, 0xac } \
96 #define SYNT_NETLOGON_V1 \
99 0x12345678, 0x1234, 0xabcd, \
100 { 0xef, 0x00, 0x01, 0x23, \
101 0x45, 0x67, 0xcf, 0xfb } \
105 #define SYNT_WINREG_V1 \
108 0x338cd001, 0x2244, 0x31f1, \
109 { 0xaa, 0xaa, 0x90, 0x00, \
110 0x38, 0x00, 0x10, 0x03 } \
114 #define SYNT_SPOOLSS_V1 \
117 0x12345678, 0x1234, 0xabcd, \
118 { 0xef, 0x00, 0x01, 0x23, \
119 0x45, 0x67, 0x89, 0xab } \
123 #define SYNT_NONE_V0 \
127 { 0x00, 0x00, 0x00, 0x00, \
128 0x00, 0x00, 0x00, 0x00 } \
132 #define SYNT_NETDFS_V3 \
135 0x4fc742e0, 0x4a10, 0x11cf, \
136 { 0x82, 0x73, 0x00, 0xaa, \
137 0x00, 0x4a, 0xe6, 0x73 } \
141 #define SYNT_ECHO_V1 \
144 0x60a15ec5, 0x4de8, 0x11d7, \
145 { 0xa6, 0x37, 0x00, 0x50, \
146 0x56, 0xa2, 0x01, 0x82 } \
150 #define SYNT_EPM_V3 \
153 0xe1af8308, 0x5d1f, 0x11c9, \
154 { 0x91, 0xa4, 0x08, 0x00, \
155 0x2b, 0x14, 0xa0, 0xfa } \
160 * IMPORTANT!! If you update this structure, make sure to
161 * update the index #defines in smb.h.
164 const struct pipe_id_info pipe_names [] =
166 /* client pipe , abstract syntax , server pipe , transfer syntax */
167 { PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 },
168 { PIPE_LSARPC , SYNT_LSARPC_V0_DS , PIPE_LSASS , TRANS_SYNT_V2 },
169 { PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
170 { PIPE_NETLOGON, SYNT_NETLOGON_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
171 { PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 },
172 { PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
173 { PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 },
174 { PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 },
175 { PIPE_NETDFS , SYNT_NETDFS_V3 , PIPE_NETDFS , TRANS_SYNT_V2 },
176 { PIPE_ECHO , SYNT_ECHO_V1 , PIPE_ECHO , TRANS_SYNT_V2 },
177 { PIPE_EPM , SYNT_EPM_V3 , PIPE_EPM , TRANS_SYNT_V2 },
178 { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 }
181 /*******************************************************************
182 Inits an RPC_HDR structure.
183 ********************************************************************/
185 void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags,
186 uint32 call_id, int data_len, int auth_len)
188 hdr->major = 5; /* RPC version 5 */
189 hdr->minor = 0; /* minor version 0 */
190 hdr->pkt_type = pkt_type; /* RPC packet type */
191 hdr->flags = flags; /* dce/rpc flags */
192 hdr->pack_type[0] = 0x10; /* little-endian data representation */
193 hdr->pack_type[1] = 0; /* packed data representation */
194 hdr->pack_type[2] = 0; /* packed data representation */
195 hdr->pack_type[3] = 0; /* packed data representation */
196 hdr->frag_len = data_len; /* fragment length, fill in later */
197 hdr->auth_len = auth_len; /* authentication length */
198 hdr->call_id = call_id; /* call identifier - match incoming RPC */
201 /*******************************************************************
202 Reads or writes an RPC_HDR structure.
203 ********************************************************************/
205 BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
210 prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
213 if(!prs_uint8 ("major ", ps, depth, &rpc->major))
216 if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
218 if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
220 if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
223 /* We always marshall in little endian format. */
225 rpc->pack_type[0] = 0x10;
227 if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
229 if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
231 if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
233 if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
237 * If reading and pack_type[0] == 0 then the data is in big-endian
238 * format. Set the flag in the prs_struct to specify reverse-endainness.
241 if (UNMARSHALLING(ps) && rpc->pack_type[0] == 0) {
242 DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
243 prs_set_endian_data(ps, RPC_BIG_ENDIAN);
246 if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
248 if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
250 if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
255 /*******************************************************************
256 Reads or writes an RPC_UUID structure.
257 ********************************************************************/
259 BOOL smb_io_rpc_uuid(const char *desc, RPC_UUID *uuid, prs_struct *ps, int depth)
264 prs_debug(ps, depth, desc, "smb_io_rpc_uuid");
270 if(!prs_uint32 ("data ", ps, depth, &uuid->time_low))
272 if(!prs_uint16 ("data ", ps, depth, &uuid->time_mid))
274 if(!prs_uint16 ("data ", ps, depth, &uuid->time_hi_and_version))
277 if(!prs_uint8s (False, "data ", ps, depth, uuid->remaining, sizeof(uuid->remaining)))
283 /*******************************************************************
284 Reads or writes an RPC_IFACE structure.
285 ********************************************************************/
287 static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
292 prs_debug(ps, depth, desc, "smb_io_rpc_iface");
295 if (!smb_io_rpc_uuid( "uuid", &ifc->uuid, ps, depth))
298 if(!prs_uint32 ("version", ps, depth, &ifc->version))
304 /*******************************************************************
305 Inits an RPC_ADDR_STR structure.
306 ********************************************************************/
308 static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
310 str->len = strlen(name) + 1;
311 fstrcpy(str->str, name);
314 /*******************************************************************
315 Reads or writes an RPC_ADDR_STR structure.
316 ********************************************************************/
318 static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
323 prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
328 if(!prs_uint16 ( "len", ps, depth, &str->len))
330 if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
335 /*******************************************************************
336 Inits an RPC_HDR_BBA structure.
337 ********************************************************************/
339 static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
341 bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
342 bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
343 bba->assoc_gid = assoc_gid; /* associated group id (0x0) */
346 /*******************************************************************
347 Reads or writes an RPC_HDR_BBA structure.
348 ********************************************************************/
350 static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
355 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
358 if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
360 if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
362 if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
367 /*******************************************************************
368 Inits an RPC_HDR_RB structure.
369 ********************************************************************/
371 void init_rpc_hdr_rb(RPC_HDR_RB *rpc,
372 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
373 uint32 num_elements, uint16 context_id, uint8 num_syntaxes,
374 RPC_IFACE *abstract, RPC_IFACE *transfer)
376 init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
378 rpc->num_elements = num_elements ; /* the number of elements (0x1) */
379 rpc->context_id = context_id ; /* presentation context identifier (0x0) */
380 rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */
382 /* num and vers. of interface client is using */
383 rpc->abstract = *abstract;
385 /* num and vers. of interface to use for replies */
386 rpc->transfer = *transfer;
389 /*******************************************************************
390 Reads or writes an RPC_HDR_RB structure.
391 ********************************************************************/
393 BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
398 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
401 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
404 if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements))
406 if(!prs_uint16("context_id ", ps, depth, &rpc->context_id ))
408 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes))
411 if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth))
413 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
419 /*******************************************************************
420 Inits an RPC_RESULTS structure.
422 lkclXXXX only one reason at the moment!
423 ********************************************************************/
425 static void init_rpc_results(RPC_RESULTS *res,
426 uint8 num_results, uint16 result, uint16 reason)
428 res->num_results = num_results; /* the number of results (0x01) */
429 res->result = result ; /* result (0x00 = accept) */
430 res->reason = reason ; /* reason (0x00 = no reason specified) */
433 /*******************************************************************
434 Reads or writes an RPC_RESULTS structure.
436 lkclXXXX only one reason at the moment!
437 ********************************************************************/
439 static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
444 prs_debug(ps, depth, desc, "smb_io_rpc_results");
450 if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
456 if(!prs_uint16("result ", ps, depth, &res->result))
458 if(!prs_uint16("reason ", ps, depth, &res->reason))
463 /*******************************************************************
464 Init an RPC_HDR_BA structure.
466 lkclXXXX only one reason at the moment!
468 ********************************************************************/
470 void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
471 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
472 const char *pipe_addr,
473 uint8 num_results, uint16 result, uint16 reason,
476 init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
477 init_rpc_addr_str(&rpc->addr, pipe_addr);
478 init_rpc_results (&rpc->res, num_results, result, reason);
480 /* the transfer syntax from the request */
481 memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
484 /*******************************************************************
485 Reads or writes an RPC_HDR_BA structure.
486 ********************************************************************/
488 BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
493 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
496 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
498 if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
500 if(!smb_io_rpc_results("", &rpc->res, ps, depth))
502 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
507 /*******************************************************************
508 Init an RPC_HDR_REQ structure.
509 ********************************************************************/
511 void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
513 hdr->alloc_hint = alloc_hint; /* allocation hint */
514 hdr->context_id = 0; /* presentation context identifier */
515 hdr->opnum = opnum; /* opnum */
518 /*******************************************************************
519 Reads or writes an RPC_HDR_REQ structure.
520 ********************************************************************/
522 BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
527 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
530 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
532 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
534 if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
539 /*******************************************************************
540 Reads or writes an RPC_HDR_RESP structure.
541 ********************************************************************/
543 BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
548 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
551 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
553 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
555 if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
557 if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
562 /*******************************************************************
563 Reads or writes an RPC_HDR_FAULT structure.
564 ********************************************************************/
566 BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
571 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
574 if(!prs_ntstatus("status ", ps, depth, &rpc->status))
576 if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
582 /*******************************************************************
583 Init an RPC_HDR_AUTHA structure.
584 ********************************************************************/
586 void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai,
587 uint16 max_tsize, uint16 max_rsize,
588 uint8 auth_type, uint8 auth_level,
591 rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
592 rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
594 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
595 rai->auth_level = auth_level; /* 0x06 */
596 rai->stub_type_len = stub_type_len; /* 0x00 */
597 rai->padding = 0; /* padding 0x00 */
599 rai->unknown = 0x0014a0c0; /* non-zero pointer to something */
602 /*******************************************************************
603 Reads or writes an RPC_HDR_AUTHA structure.
604 ********************************************************************/
606 BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth)
611 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha");
614 if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize))
616 if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize))
619 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
621 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
623 if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len))
625 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
628 if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */
634 /*******************************************************************
635 Inits an RPC_HDR_AUTH structure.
636 ********************************************************************/
638 void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
639 uint8 auth_type, uint8 auth_level,
643 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
644 rai->auth_level = auth_level; /* 0x06 */
645 rai->padding = padding;
648 rai->auth_context = ptr; /* non-zero pointer to something */
651 /*******************************************************************
652 Reads or writes an RPC_HDR_AUTH structure.
653 ********************************************************************/
655 BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
660 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
666 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
668 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
670 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
672 if(!prs_uint8 ("reserved ", ps, depth, &rai->reserved))
674 if(!prs_uint32("auth_context ", ps, depth, &rai->auth_context))
680 /*******************************************************************
681 Checks an RPC_AUTH_VERIFIER structure.
682 ********************************************************************/
684 BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
685 const char *signature, uint32 msg_type)
687 return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
690 /*******************************************************************
691 Inits an RPC_AUTH_VERIFIER structure.
692 ********************************************************************/
694 void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
695 const char *signature, uint32 msg_type)
697 fstrcpy(rav->signature, signature); /* "NTLMSSP" */
698 rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
701 /*******************************************************************
702 Reads or writes an RPC_AUTH_VERIFIER structure.
703 ********************************************************************/
705 BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
710 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
714 if(!prs_string("signature", ps, depth, rav->signature,
715 sizeof(rav->signature)))
717 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
723 /*******************************************************************
724 This parses an RPC_AUTH_VERIFIER for NETLOGON schannel. I think
725 assuming "NTLMSSP" in sm_io_rpc_auth_verifier is somewhat wrong.
726 I have to look at that later...
727 ********************************************************************/
729 BOOL smb_io_rpc_netsec_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
734 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
737 if(!prs_string("signature", ps, depth, rav->signature, sizeof(rav->signature)))
739 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type))
745 /*******************************************************************
746 Inits an RPC_AUTH_NTLMSSP_NEG structure.
747 ********************************************************************/
749 void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg,
751 const char *myname, const char *domain)
753 int len_myname = strlen(myname);
754 int len_domain = strlen(domain);
756 neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */
758 init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname);
759 init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20);
761 fstrcpy(neg->myname, myname);
762 fstrcpy(neg->domain, domain);
765 /*******************************************************************
766 Reads or writes an RPC_AUTH_NTLMSSP_NEG structure.
768 *** lkclXXXX HACK ALERT! ***
769 ********************************************************************/
771 BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth)
773 uint32 start_offset = prs_offset(ps);
777 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg");
780 if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs))
785 uint32 old_neg_flags = neg->neg_flgs;
791 neg->neg_flgs = old_neg_flags;
793 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
795 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
798 old_offset = prs_offset(ps);
800 if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12))
803 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
804 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
807 old_offset += neg->hdr_myname.str_str_len;
809 if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12))
812 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
813 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
816 old_offset += neg->hdr_domain .str_str_len;
818 if(!prs_set_offset(ps, old_offset))
822 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
824 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
827 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
828 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
830 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
831 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
838 /*******************************************************************
839 creates an RPC_AUTH_NTLMSSP_CHAL structure.
840 ********************************************************************/
842 void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl,
846 chl->unknown_1 = 0x0;
847 chl->unknown_2 = 0x00000028;
848 chl->neg_flags = neg_flags; /* 0x0082b1 */
850 memcpy(chl->challenge, challenge, sizeof(chl->challenge));
851 memset((char *)chl->reserved , '\0', sizeof(chl->reserved));
854 /*******************************************************************
855 Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure.
856 ********************************************************************/
858 BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth)
863 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal");
866 if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */
868 if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */
870 if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */
873 if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)))
875 if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )))
881 /*******************************************************************
882 Inits an RPC_AUTH_NTLMSSP_RESP structure.
884 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
885 *** lkclXXXX the actual offset is at the start of the auth verifier ***
886 ********************************************************************/
888 void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp,
889 uchar lm_resp[24], uchar nt_resp[24],
890 const char *domain, const char *user, const char *wks,
894 int dom_len = strlen(domain);
895 int wks_len = strlen(wks);
896 int usr_len = strlen(user);
897 int lm_len = (lm_resp != NULL) ? 24 : 0;
898 int nt_len = (nt_resp != NULL) ? 24 : 0;
900 DEBUG(5,("make_rpc_auth_ntlmssp_resp\n"));
902 #ifdef DEBUG_PASSWORD
903 DEBUG(100,("lm_resp\n"));
904 dump_data(100, (char *)lm_resp, 24);
905 DEBUG(100,("nt_resp\n"));
906 dump_data(100, (char *)nt_resp, 24);
909 DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n",
910 domain, user, wks, neg_flags));
914 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
920 init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset);
923 init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset);
926 init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset);
929 init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset);
932 init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset);
935 init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset);
937 rsp->neg_flags = neg_flags;
939 memcpy(rsp->lm_resp, lm_resp, 24);
940 memcpy(rsp->nt_resp, nt_resp, 24);
942 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
943 rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0);
944 rpcstr_push(rsp->user, user, sizeof(rsp->user), 0);
945 rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0);
947 fstrcpy(rsp->domain, domain);
948 fstrcpy(rsp->user, user);
949 fstrcpy(rsp->wks, wks);
952 rsp->sess_key[0] = 0;
955 /*******************************************************************
956 Reads or writes an RPC_AUTH_NTLMSSP_RESP structure.
958 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
959 *** lkclXXXX the actual offset is at the start of the auth verifier ***
960 ********************************************************************/
962 BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth)
967 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp");
977 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
979 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
981 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
983 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
985 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
987 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
990 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
993 old_offset = prs_offset(ps);
995 if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc))
998 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
999 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1002 old_offset += rsp->hdr_domain.str_str_len;
1004 if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc))
1007 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1008 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1011 old_offset += rsp->hdr_usr.str_str_len;
1013 if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc))
1016 if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks,
1017 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1020 old_offset += rsp->hdr_wks.str_str_len;
1022 if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc))
1025 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1026 MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp ))))
1029 old_offset += rsp->hdr_lm_resp.str_str_len;
1031 if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc))
1034 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1035 MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp ))))
1038 old_offset += rsp->hdr_nt_resp.str_str_len;
1040 if (rsp->hdr_sess_key.str_str_len != 0) {
1042 if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10))
1045 old_offset += rsp->hdr_sess_key.str_str_len;
1047 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1048 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1052 if(!prs_set_offset(ps, old_offset))
1056 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1058 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1060 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1062 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1064 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1066 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1069 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1072 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1073 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1076 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1077 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1080 if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks,
1081 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1083 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1084 MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp))))
1086 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1087 MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))))
1089 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1090 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1097 /*******************************************************************
1098 Checks an RPC_AUTH_NTLMSSP_CHK structure.
1099 ********************************************************************/
1101 BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num)
1106 if (chk->crc32 != crc32 ||
1107 chk->ver != NTLMSSP_SIGN_VERSION ||
1108 chk->seq_num != seq_num)
1110 DEBUG(5,("verify failed - crc %x ver %x seq %d\n",
1111 chk->crc32, chk->ver, chk->seq_num));
1113 DEBUG(5,("verify expect - crc %x ver %x seq %d\n",
1114 crc32, NTLMSSP_SIGN_VERSION, seq_num));
1120 /*******************************************************************
1121 Inits an RPC_AUTH_NTLMSSP_CHK structure.
1122 ********************************************************************/
1124 void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk,
1125 uint32 ver, uint32 crc32, uint32 seq_num)
1128 chk->reserved = 0x0;
1130 chk->seq_num = seq_num;
1133 /*******************************************************************
1134 Reads or writes an RPC_AUTH_NTLMSSP_CHK structure.
1135 ********************************************************************/
1137 BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth)
1142 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk");
1148 if(!prs_uint32("ver ", ps, depth, &chk->ver))
1150 if(!prs_uint32("reserved", ps, depth, &chk->reserved))
1152 if(!prs_uint32("crc32 ", ps, depth, &chk->crc32))
1154 if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num))
1160 /*******************************************************************
1161 creates an RPC_AUTH_NETSEC_NEG structure.
1162 ********************************************************************/
1163 void init_rpc_auth_netsec_neg(RPC_AUTH_NETSEC_NEG *neg,
1164 const char *domain, const char *myname)
1168 fstrcpy(neg->domain, domain);
1169 fstrcpy(neg->myname, myname);
1172 /*******************************************************************
1173 Reads or writes an RPC_AUTH_NETSEC_NEG structure.
1174 ********************************************************************/
1176 BOOL smb_io_rpc_auth_netsec_neg(const char *desc, RPC_AUTH_NETSEC_NEG *neg,
1177 prs_struct *ps, int depth)
1182 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_neg");
1188 if(!prs_uint32("type1", ps, depth, &neg->type1))
1190 if(!prs_uint32("type2", ps, depth, &neg->type2))
1192 if(!prs_string("domain ", ps, depth, neg->domain, sizeof(neg->domain)))
1194 if(!prs_string("myname ", ps, depth, neg->myname, sizeof(neg->myname)))
1200 /*******************************************************************
1201 reads or writes an RPC_AUTH_NETSEC_CHK structure.
1202 ********************************************************************/
1203 BOOL smb_io_rpc_auth_netsec_chk(const char *desc, RPC_AUTH_NETSEC_CHK * chk,
1204 prs_struct *ps, int depth)
1209 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_chk");
1212 prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig));
1213 prs_uint8s(False, "seq_num", ps, depth, chk->seq_num, sizeof(chk->seq_num));
1214 prs_uint8s(False, "packet_digest", ps, depth, chk->packet_digest, sizeof(chk->packet_digest));
1215 prs_uint8s(False, "confounder", ps, depth, chk->confounder, sizeof(chk->confounder));