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 } \
151 * IMPORTANT!! If you update this structure, make sure to
152 * update the index #defines in smb.h.
155 const struct pipe_id_info pipe_names [] =
157 /* client pipe , abstract syntax , server pipe , transfer syntax */
158 { PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 },
159 { PIPE_LSARPC , SYNT_LSARPC_V0_DS , PIPE_LSASS , TRANS_SYNT_V2 },
160 { PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
161 { PIPE_NETLOGON, SYNT_NETLOGON_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
162 { PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 },
163 { PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
164 { PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 },
165 { PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 },
166 { PIPE_NETDFS , SYNT_NETDFS_V3 , PIPE_NETDFS , TRANS_SYNT_V2 },
167 { PIPE_ECHO , SYNT_ECHO_V1 , PIPE_ECHO , TRANS_SYNT_V2 },
168 { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 }
171 /*******************************************************************
172 Inits an RPC_HDR structure.
173 ********************************************************************/
175 void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags,
176 uint32 call_id, int data_len, int auth_len)
178 hdr->major = 5; /* RPC version 5 */
179 hdr->minor = 0; /* minor version 0 */
180 hdr->pkt_type = pkt_type; /* RPC packet type */
181 hdr->flags = flags; /* dce/rpc flags */
182 hdr->pack_type[0] = 0x10; /* little-endian data representation */
183 hdr->pack_type[1] = 0; /* packed data representation */
184 hdr->pack_type[2] = 0; /* packed data representation */
185 hdr->pack_type[3] = 0; /* packed data representation */
186 hdr->frag_len = data_len; /* fragment length, fill in later */
187 hdr->auth_len = auth_len; /* authentication length */
188 hdr->call_id = call_id; /* call identifier - match incoming RPC */
191 /*******************************************************************
192 Reads or writes an RPC_HDR structure.
193 ********************************************************************/
195 BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
200 prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
203 if(!prs_uint8 ("major ", ps, depth, &rpc->major))
206 if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
208 if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
210 if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
213 /* We always marshall in little endian format. */
215 rpc->pack_type[0] = 0x10;
217 if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
219 if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
221 if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
223 if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
227 * If reading and pack_type[0] == 0 then the data is in big-endian
228 * format. Set the flag in the prs_struct to specify reverse-endainness.
231 if (UNMARSHALLING(ps) && rpc->pack_type[0] == 0) {
232 DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
233 prs_set_endian_data(ps, RPC_BIG_ENDIAN);
236 if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
238 if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
240 if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
245 /*******************************************************************
246 Reads or writes an RPC_IFACE structure.
247 ********************************************************************/
249 static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
254 prs_debug(ps, depth, desc, "smb_io_rpc_iface");
260 if(!prs_uint32 ("data ", ps, depth, &ifc->uuid.time_low))
262 if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_mid))
264 if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_hi_and_version))
267 if(!prs_uint8s (False, "data ", ps, depth, ifc->uuid.remaining, sizeof(ifc->uuid.remaining)))
269 if(!prs_uint32 ( "version", ps, depth, &ifc->version))
275 /*******************************************************************
276 Inits an RPC_ADDR_STR structure.
277 ********************************************************************/
279 static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
281 str->len = strlen(name) + 1;
282 fstrcpy(str->str, name);
285 /*******************************************************************
286 Reads or writes an RPC_ADDR_STR structure.
287 ********************************************************************/
289 static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
294 prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
299 if(!prs_uint16 ( "len", ps, depth, &str->len))
301 if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
306 /*******************************************************************
307 Inits an RPC_HDR_BBA structure.
308 ********************************************************************/
310 static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
312 bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
313 bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
314 bba->assoc_gid = assoc_gid; /* associated group id (0x0) */
317 /*******************************************************************
318 Reads or writes an RPC_HDR_BBA structure.
319 ********************************************************************/
321 static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
326 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
329 if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
331 if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
333 if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
338 /*******************************************************************
339 Inits an RPC_HDR_RB structure.
340 ********************************************************************/
342 void init_rpc_hdr_rb(RPC_HDR_RB *rpc,
343 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
344 uint32 num_elements, uint16 context_id, uint8 num_syntaxes,
345 RPC_IFACE *abstract, RPC_IFACE *transfer)
347 init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
349 rpc->num_elements = num_elements ; /* the number of elements (0x1) */
350 rpc->context_id = context_id ; /* presentation context identifier (0x0) */
351 rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */
353 /* num and vers. of interface client is using */
354 rpc->abstract = *abstract;
356 /* num and vers. of interface to use for replies */
357 rpc->transfer = *transfer;
360 /*******************************************************************
361 Reads or writes an RPC_HDR_RB structure.
362 ********************************************************************/
364 BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
369 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
372 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
375 if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements))
377 if(!prs_uint16("context_id ", ps, depth, &rpc->context_id ))
379 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes))
382 if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth))
384 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
390 /*******************************************************************
391 Inits an RPC_RESULTS structure.
393 lkclXXXX only one reason at the moment!
394 ********************************************************************/
396 static void init_rpc_results(RPC_RESULTS *res,
397 uint8 num_results, uint16 result, uint16 reason)
399 res->num_results = num_results; /* the number of results (0x01) */
400 res->result = result ; /* result (0x00 = accept) */
401 res->reason = reason ; /* reason (0x00 = no reason specified) */
404 /*******************************************************************
405 Reads or writes an RPC_RESULTS structure.
407 lkclXXXX only one reason at the moment!
408 ********************************************************************/
410 static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
415 prs_debug(ps, depth, desc, "smb_io_rpc_results");
421 if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
427 if(!prs_uint16("result ", ps, depth, &res->result))
429 if(!prs_uint16("reason ", ps, depth, &res->reason))
434 /*******************************************************************
435 Init an RPC_HDR_BA structure.
437 lkclXXXX only one reason at the moment!
439 ********************************************************************/
441 void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
442 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
443 const char *pipe_addr,
444 uint8 num_results, uint16 result, uint16 reason,
447 init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
448 init_rpc_addr_str(&rpc->addr, pipe_addr);
449 init_rpc_results (&rpc->res, num_results, result, reason);
451 /* the transfer syntax from the request */
452 memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
455 /*******************************************************************
456 Reads or writes an RPC_HDR_BA structure.
457 ********************************************************************/
459 BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
464 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
467 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
469 if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
471 if(!smb_io_rpc_results("", &rpc->res, ps, depth))
473 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
478 /*******************************************************************
479 Init an RPC_HDR_REQ structure.
480 ********************************************************************/
482 void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
484 hdr->alloc_hint = alloc_hint; /* allocation hint */
485 hdr->context_id = 0; /* presentation context identifier */
486 hdr->opnum = opnum; /* opnum */
489 /*******************************************************************
490 Reads or writes an RPC_HDR_REQ structure.
491 ********************************************************************/
493 BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
498 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
501 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
503 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
505 if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
510 /*******************************************************************
511 Reads or writes an RPC_HDR_RESP structure.
512 ********************************************************************/
514 BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
519 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
522 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
524 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
526 if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
528 if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
533 /*******************************************************************
534 Reads or writes an RPC_HDR_FAULT structure.
535 ********************************************************************/
537 BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
542 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
545 if(!prs_ntstatus("status ", ps, depth, &rpc->status))
547 if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
553 /*******************************************************************
554 Init an RPC_HDR_AUTHA structure.
555 ********************************************************************/
557 void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai,
558 uint16 max_tsize, uint16 max_rsize,
559 uint8 auth_type, uint8 auth_level,
562 rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
563 rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
565 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
566 rai->auth_level = auth_level; /* 0x06 */
567 rai->stub_type_len = stub_type_len; /* 0x00 */
568 rai->padding = 0; /* padding 0x00 */
570 rai->unknown = 0x0014a0c0; /* non-zero pointer to something */
573 /*******************************************************************
574 Reads or writes an RPC_HDR_AUTHA structure.
575 ********************************************************************/
577 BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth)
582 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha");
585 if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize))
587 if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize))
590 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
592 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
594 if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len))
596 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
599 if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */
605 /*******************************************************************
606 Checks an RPC_HDR_AUTH structure.
607 ********************************************************************/
609 BOOL rpc_hdr_auth_chk(RPC_HDR_AUTH *rai)
611 return (rai->auth_type == NTLMSSP_AUTH_TYPE && rai->auth_level == NTLMSSP_AUTH_LEVEL);
614 /*******************************************************************
615 Inits an RPC_HDR_AUTH structure.
616 ********************************************************************/
618 void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
619 uint8 auth_type, uint8 auth_level,
623 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
624 rai->auth_level = auth_level; /* 0x06 */
625 rai->padding = padding;
628 rai->auth_context = ptr; /* non-zero pointer to something */
631 /*******************************************************************
632 Reads or writes an RPC_HDR_AUTH structure.
633 ********************************************************************/
635 BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
640 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
646 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
648 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
650 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
652 if(!prs_uint8 ("reserved ", ps, depth, &rai->reserved))
654 if(!prs_uint32("auth_context ", ps, depth, &rai->auth_context))
660 /*******************************************************************
661 Checks an RPC_AUTH_VERIFIER structure.
662 ********************************************************************/
664 BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
665 const char *signature, uint32 msg_type)
667 return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
670 /*******************************************************************
671 Inits an RPC_AUTH_VERIFIER structure.
672 ********************************************************************/
674 void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
675 const char *signature, uint32 msg_type)
677 fstrcpy(rav->signature, signature); /* "NTLMSSP" */
678 rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
681 /*******************************************************************
682 Reads or writes an RPC_AUTH_VERIFIER structure.
683 ********************************************************************/
685 BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
690 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
694 if(!prs_string("signature", ps, depth, rav->signature, strlen("NTLMSSP"),
695 sizeof(rav->signature)))
697 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
703 /*******************************************************************
704 This parses an RPC_AUTH_VERIFIER for NETLOGON schannel. I thing
705 assuming "NTLMSSP" in sm_io_rpc_auth_verifier is somewhat wrong.
706 I have to look at that later...
707 ********************************************************************/
709 BOOL smb_io_rpc_netsec_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
714 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
718 if(!prs_string("signature", ps, depth, rav->signature, strlen(rav->signature),
719 sizeof(rav->signature)))
721 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
727 /*******************************************************************
728 Inits an RPC_AUTH_NTLMSSP_NEG structure.
729 ********************************************************************/
731 void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg,
733 const char *myname, const char *domain)
735 int len_myname = strlen(myname);
736 int len_domain = strlen(domain);
738 neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */
740 init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname);
741 init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20);
743 fstrcpy(neg->myname, myname);
744 fstrcpy(neg->domain, domain);
747 /*******************************************************************
748 Reads or writes an RPC_AUTH_NTLMSSP_NEG structure.
750 *** lkclXXXX HACK ALERT! ***
751 ********************************************************************/
753 BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth)
755 uint32 start_offset = prs_offset(ps);
759 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg");
762 if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs))
767 uint32 old_neg_flags = neg->neg_flgs;
773 neg->neg_flgs = old_neg_flags;
775 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
777 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
780 old_offset = prs_offset(ps);
782 if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12))
785 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
786 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
789 old_offset += neg->hdr_myname.str_str_len;
791 if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12))
794 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
795 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
798 old_offset += neg->hdr_domain .str_str_len;
800 if(!prs_set_offset(ps, old_offset))
804 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
806 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
809 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
810 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
812 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
813 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
820 /*******************************************************************
821 creates an RPC_AUTH_NTLMSSP_CHAL structure.
822 ********************************************************************/
824 void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl,
828 chl->unknown_1 = 0x0;
829 chl->unknown_2 = 0x00000028;
830 chl->neg_flags = neg_flags; /* 0x0082b1 */
832 memcpy(chl->challenge, challenge, sizeof(chl->challenge));
833 memset((char *)chl->reserved , '\0', sizeof(chl->reserved));
836 /*******************************************************************
837 Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure.
838 ********************************************************************/
840 BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth)
845 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal");
848 if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */
850 if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */
852 if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */
855 if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)))
857 if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )))
863 /*******************************************************************
864 Inits an RPC_AUTH_NTLMSSP_RESP structure.
866 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
867 *** lkclXXXX the actual offset is at the start of the auth verifier ***
868 ********************************************************************/
870 void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp,
871 uchar lm_resp[24], uchar nt_resp[24],
872 const char *domain, const char *user, const char *wks,
876 int dom_len = strlen(domain);
877 int wks_len = strlen(wks);
878 int usr_len = strlen(user);
879 int lm_len = (lm_resp != NULL) ? 24 : 0;
880 int nt_len = (nt_resp != NULL) ? 24 : 0;
882 DEBUG(5,("make_rpc_auth_ntlmssp_resp\n"));
884 #ifdef DEBUG_PASSWORD
885 DEBUG(100,("lm_resp\n"));
886 dump_data(100, (char *)lm_resp, 24);
887 DEBUG(100,("nt_resp\n"));
888 dump_data(100, (char *)nt_resp, 24);
891 DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n",
892 domain, user, wks, neg_flags));
896 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
902 init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset);
905 init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset);
908 init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset);
911 init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset);
914 init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset);
917 init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset);
919 rsp->neg_flags = neg_flags;
921 memcpy(rsp->lm_resp, lm_resp, 24);
922 memcpy(rsp->nt_resp, nt_resp, 24);
924 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
925 rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0);
926 rpcstr_push(rsp->user, user, sizeof(rsp->user), 0);
927 rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0);
929 fstrcpy(rsp->domain, domain);
930 fstrcpy(rsp->user, user);
931 fstrcpy(rsp->wks, wks);
934 rsp->sess_key[0] = 0;
937 /*******************************************************************
938 Reads or writes an RPC_AUTH_NTLMSSP_RESP structure.
940 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
941 *** lkclXXXX the actual offset is at the start of the auth verifier ***
942 ********************************************************************/
944 BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth)
949 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp");
959 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
961 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
963 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
965 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
967 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
969 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
972 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
975 old_offset = prs_offset(ps);
977 if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc))
980 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
981 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
984 old_offset += rsp->hdr_domain.str_str_len;
986 if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc))
989 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
990 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
993 old_offset += rsp->hdr_usr.str_str_len;
995 if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc))
998 if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks,
999 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1002 old_offset += rsp->hdr_wks.str_str_len;
1004 if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc))
1007 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1008 MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp ))))
1011 old_offset += rsp->hdr_lm_resp.str_str_len;
1013 if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc))
1016 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1017 MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp ))))
1020 old_offset += rsp->hdr_nt_resp.str_str_len;
1022 if (rsp->hdr_sess_key.str_str_len != 0) {
1024 if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10))
1027 old_offset += rsp->hdr_sess_key.str_str_len;
1029 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1030 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1034 if(!prs_set_offset(ps, old_offset))
1038 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1040 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1042 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1044 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1046 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1048 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1051 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1054 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1055 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1058 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1059 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1062 if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks,
1063 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1065 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1066 MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp))))
1068 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1069 MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))))
1071 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1072 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1079 /*******************************************************************
1080 Checks an RPC_AUTH_NTLMSSP_CHK structure.
1081 ********************************************************************/
1083 BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num)
1088 if (chk->crc32 != crc32 ||
1089 chk->ver != NTLMSSP_SIGN_VERSION ||
1090 chk->seq_num != seq_num)
1092 DEBUG(5,("verify failed - crc %x ver %x seq %d\n",
1093 crc32, NTLMSSP_SIGN_VERSION, seq_num));
1094 DEBUG(5,("verify expect - crc %x ver %x seq %d\n",
1095 chk->crc32, chk->ver, chk->seq_num));
1101 /*******************************************************************
1102 Inits an RPC_AUTH_NTLMSSP_CHK structure.
1103 ********************************************************************/
1105 void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk,
1106 uint32 ver, uint32 crc32, uint32 seq_num)
1109 chk->reserved = 0x0;
1111 chk->seq_num = seq_num;
1114 /*******************************************************************
1115 Reads or writes an RPC_AUTH_NTLMSSP_CHK structure.
1116 ********************************************************************/
1118 BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth)
1123 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk");
1129 if(!prs_uint32("ver ", ps, depth, &chk->ver))
1131 if(!prs_uint32("reserved", ps, depth, &chk->reserved))
1133 if(!prs_uint32("crc32 ", ps, depth, &chk->crc32))
1135 if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num))
1141 /*******************************************************************
1142 creates an RPC_AUTH_NETSEC_NEG structure.
1143 ********************************************************************/
1144 void init_rpc_auth_netsec_neg(RPC_AUTH_NETSEC_NEG *neg,
1145 const char *domain, const char *myname)
1149 fstrcpy(neg->domain, domain);
1150 fstrcpy(neg->myname, myname);
1153 /*******************************************************************
1154 Reads or writes an RPC_AUTH_NETSEC_NEG structure.
1155 ********************************************************************/
1157 BOOL smb_io_rpc_auth_netsec_neg(const char *desc, RPC_AUTH_NETSEC_NEG *neg,
1158 prs_struct *ps, int depth)
1163 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_neg");
1169 if(!prs_uint32("type1", ps, depth, &neg->type1))
1171 if(!prs_uint32("type2", ps, depth, &neg->type2))
1173 if(!prs_string("domain ", ps, depth, neg->domain,
1174 strlen(neg->domain), sizeof(neg->domain)))
1176 if(!prs_string("myname ", ps, depth, neg->myname,
1177 strlen(neg->myname), sizeof(neg->myname)))
1184 /*******************************************************************
1185 creates an RPC_AUTH_NETSEC_CHK structure.
1186 ********************************************************************/
1187 BOOL init_rpc_auth_netsec_chk(RPC_AUTH_NETSEC_CHK * chk,
1189 const uchar data1[8],
1190 const uchar data3[8], const uchar data8[8])
1195 memcpy(chk->sig, sig, sizeof(chk->sig));
1196 memcpy(chk->data1, data1, sizeof(chk->data1));
1197 memcpy(chk->data3, data3, sizeof(chk->data3));
1198 memcpy(chk->data8, data8, sizeof(chk->data8));
1203 /*******************************************************************
1204 reads or writes an RPC_AUTH_NETSEC_CHK structure.
1205 ********************************************************************/
1206 BOOL smb_io_rpc_auth_netsec_chk(const char *desc, RPC_AUTH_NETSEC_CHK * chk,
1207 prs_struct *ps, int depth)
1212 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_chk");
1215 prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig));
1216 prs_uint8s(False, "data3", ps, depth, chk->data3, sizeof(chk->data3));
1217 prs_uint8s(False, "data1", ps, depth, chk->data1, sizeof(chk->data1));
1218 prs_uint8s(False, "data8", ps, depth, chk->data8, sizeof(chk->data8));