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 } \
174 * IMPORTANT!! If you update this structure, make sure to
175 * update the index #defines in smb.h.
178 const struct pipe_id_info pipe_names [] =
180 /* client pipe , abstract syntax , server pipe , transfer syntax */
181 { PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 },
182 { PIPE_LSARPC , SYNT_LSARPC_V0_DS , PIPE_LSASS , TRANS_SYNT_V2 },
183 { PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
184 { PIPE_NETLOGON, SYNT_NETLOGON_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
185 { PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 },
186 { PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
187 { PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 },
188 { PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 },
189 { PIPE_NETDFS , SYNT_NETDFS_V3 , PIPE_NETDFS , TRANS_SYNT_V2 },
190 { PIPE_ECHO , SYNT_ECHO_V1 , PIPE_ECHO , TRANS_SYNT_V2 },
191 { PIPE_SHUTDOWN, SYNT_SHUTDOWN_V1 , PIPE_SHUTDOWN , TRANS_SYNT_V2 },
192 { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 }
195 /*******************************************************************
196 Inits an RPC_HDR structure.
197 ********************************************************************/
199 void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags,
200 uint32 call_id, int data_len, int auth_len)
202 hdr->major = 5; /* RPC version 5 */
203 hdr->minor = 0; /* minor version 0 */
204 hdr->pkt_type = pkt_type; /* RPC packet type */
205 hdr->flags = flags; /* dce/rpc flags */
206 hdr->pack_type[0] = 0x10; /* little-endian data representation */
207 hdr->pack_type[1] = 0; /* packed data representation */
208 hdr->pack_type[2] = 0; /* packed data representation */
209 hdr->pack_type[3] = 0; /* packed data representation */
210 hdr->frag_len = data_len; /* fragment length, fill in later */
211 hdr->auth_len = auth_len; /* authentication length */
212 hdr->call_id = call_id; /* call identifier - match incoming RPC */
215 /*******************************************************************
216 Reads or writes an RPC_HDR structure.
217 ********************************************************************/
219 BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
224 prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
227 if(!prs_uint8 ("major ", ps, depth, &rpc->major))
230 if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
232 if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
234 if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
237 /* We always marshall in little endian format. */
239 rpc->pack_type[0] = 0x10;
241 if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
243 if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
245 if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
247 if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
251 * If reading and pack_type[0] == 0 then the data is in big-endian
252 * format. Set the flag in the prs_struct to specify reverse-endainness.
255 if (UNMARSHALLING(ps) && rpc->pack_type[0] == 0) {
256 DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
257 prs_set_endian_data(ps, RPC_BIG_ENDIAN);
260 if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
262 if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
264 if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
269 /*******************************************************************
270 Reads or writes an RPC_IFACE structure.
271 ********************************************************************/
273 static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
278 prs_debug(ps, depth, desc, "smb_io_rpc_iface");
284 if (!smb_io_uuid( "uuid", &ifc->uuid, ps, depth))
287 if(!prs_uint32 ("version", ps, depth, &ifc->version))
293 /*******************************************************************
294 Inits an RPC_ADDR_STR structure.
295 ********************************************************************/
297 static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
299 str->len = strlen(name) + 1;
300 fstrcpy(str->str, name);
303 /*******************************************************************
304 Reads or writes an RPC_ADDR_STR structure.
305 ********************************************************************/
307 static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
312 prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
317 if(!prs_uint16 ( "len", ps, depth, &str->len))
319 if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
324 /*******************************************************************
325 Inits an RPC_HDR_BBA structure.
326 ********************************************************************/
328 static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
330 bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
331 bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
332 bba->assoc_gid = assoc_gid; /* associated group id (0x0) */
335 /*******************************************************************
336 Reads or writes an RPC_HDR_BBA structure.
337 ********************************************************************/
339 static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
344 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
347 if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
349 if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
351 if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
356 /*******************************************************************
357 Inits an RPC_HDR_RB structure.
358 ********************************************************************/
360 void init_rpc_hdr_rb(RPC_HDR_RB *rpc,
361 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
362 uint32 num_elements, uint16 context_id, uint8 num_syntaxes,
363 RPC_IFACE *abstract, RPC_IFACE *transfer)
365 init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
367 rpc->num_elements = num_elements ; /* the number of elements (0x1) */
368 rpc->context_id = context_id ; /* presentation context identifier (0x0) */
369 rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */
371 /* num and vers. of interface client is using */
372 rpc->abstract = *abstract;
374 /* num and vers. of interface to use for replies */
375 rpc->transfer = *transfer;
378 /*******************************************************************
379 Reads or writes an RPC_HDR_RB structure.
380 ********************************************************************/
382 BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
387 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
390 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
393 if(!prs_uint32("num_elements", ps, depth, &rpc->num_elements))
395 if(!prs_uint16("context_id ", ps, depth, &rpc->context_id ))
397 if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes))
400 if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth))
402 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
408 /*******************************************************************
409 Inits an RPC_RESULTS structure.
411 lkclXXXX only one reason at the moment!
412 ********************************************************************/
414 static void init_rpc_results(RPC_RESULTS *res,
415 uint8 num_results, uint16 result, uint16 reason)
417 res->num_results = num_results; /* the number of results (0x01) */
418 res->result = result ; /* result (0x00 = accept) */
419 res->reason = reason ; /* reason (0x00 = no reason specified) */
422 /*******************************************************************
423 Reads or writes an RPC_RESULTS structure.
425 lkclXXXX only one reason at the moment!
426 ********************************************************************/
428 static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
433 prs_debug(ps, depth, desc, "smb_io_rpc_results");
439 if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
445 if(!prs_uint16("result ", ps, depth, &res->result))
447 if(!prs_uint16("reason ", ps, depth, &res->reason))
452 /*******************************************************************
453 Init an RPC_HDR_BA structure.
455 lkclXXXX only one reason at the moment!
457 ********************************************************************/
459 void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
460 uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
461 const char *pipe_addr,
462 uint8 num_results, uint16 result, uint16 reason,
465 init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
466 init_rpc_addr_str(&rpc->addr, pipe_addr);
467 init_rpc_results (&rpc->res, num_results, result, reason);
469 /* the transfer syntax from the request */
470 memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
473 /*******************************************************************
474 Reads or writes an RPC_HDR_BA structure.
475 ********************************************************************/
477 BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
482 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
485 if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
487 if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
489 if(!smb_io_rpc_results("", &rpc->res, ps, depth))
491 if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
496 /*******************************************************************
497 Init an RPC_HDR_REQ structure.
498 ********************************************************************/
500 void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
502 hdr->alloc_hint = alloc_hint; /* allocation hint */
503 hdr->context_id = 0; /* presentation context identifier */
504 hdr->opnum = opnum; /* opnum */
507 /*******************************************************************
508 Reads or writes an RPC_HDR_REQ structure.
509 ********************************************************************/
511 BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
516 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
519 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
521 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
523 if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
528 /*******************************************************************
529 Reads or writes an RPC_HDR_RESP structure.
530 ********************************************************************/
532 BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
537 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
540 if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
542 if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
544 if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
546 if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
551 /*******************************************************************
552 Reads or writes an RPC_HDR_FAULT structure.
553 ********************************************************************/
555 BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
560 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
563 if(!prs_ntstatus("status ", ps, depth, &rpc->status))
565 if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
571 /*******************************************************************
572 Init an RPC_HDR_AUTHA structure.
573 ********************************************************************/
575 void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai,
576 uint16 max_tsize, uint16 max_rsize,
577 uint8 auth_type, uint8 auth_level,
580 rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
581 rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
583 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
584 rai->auth_level = auth_level; /* 0x06 */
585 rai->stub_type_len = stub_type_len; /* 0x00 */
586 rai->padding = 0; /* padding 0x00 */
588 rai->unknown = 0x0014a0c0; /* non-zero pointer to something */
591 /*******************************************************************
592 Reads or writes an RPC_HDR_AUTHA structure.
593 ********************************************************************/
595 BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth)
600 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha");
603 if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize))
605 if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize))
608 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
610 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
612 if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len))
614 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
617 if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */
623 /*******************************************************************
624 Inits an RPC_HDR_AUTH structure.
625 ********************************************************************/
627 void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
628 uint8 auth_type, uint8 auth_level,
632 rai->auth_type = auth_type; /* nt lm ssp 0x0a */
633 rai->auth_level = auth_level; /* 0x06 */
634 rai->padding = padding;
637 rai->auth_context = ptr; /* non-zero pointer to something */
640 /*******************************************************************
641 Reads or writes an RPC_HDR_AUTH structure.
642 ********************************************************************/
644 BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
649 prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
655 if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */
657 if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */
659 if(!prs_uint8 ("padding ", ps, depth, &rai->padding))
661 if(!prs_uint8 ("reserved ", ps, depth, &rai->reserved))
663 if(!prs_uint32("auth_context ", ps, depth, &rai->auth_context))
669 /*******************************************************************
670 Checks an RPC_AUTH_VERIFIER structure.
671 ********************************************************************/
673 BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
674 const char *signature, uint32 msg_type)
676 return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
679 /*******************************************************************
680 Inits an RPC_AUTH_VERIFIER structure.
681 ********************************************************************/
683 void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
684 const char *signature, uint32 msg_type)
686 fstrcpy(rav->signature, signature); /* "NTLMSSP" */
687 rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
690 /*******************************************************************
691 Reads or writes an RPC_AUTH_VERIFIER structure.
692 ********************************************************************/
694 BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
699 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
703 if(!prs_string("signature", ps, depth, rav->signature,
704 sizeof(rav->signature)))
706 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
712 /*******************************************************************
713 This parses an RPC_AUTH_VERIFIER for NETLOGON schannel. I think
714 assuming "NTLMSSP" in sm_io_rpc_auth_verifier is somewhat wrong.
715 I have to look at that later...
716 ********************************************************************/
718 BOOL smb_io_rpc_netsec_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
723 prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
726 if(!prs_string("signature", ps, depth, rav->signature, sizeof(rav->signature)))
728 if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type))
734 /*******************************************************************
735 Inits an RPC_AUTH_NTLMSSP_NEG structure.
736 ********************************************************************/
738 void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg,
740 const char *myname, const char *domain)
742 int len_myname = strlen(myname);
743 int len_domain = strlen(domain);
745 neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */
747 init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname);
748 init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20);
750 fstrcpy(neg->myname, myname);
751 fstrcpy(neg->domain, domain);
754 /*******************************************************************
755 Reads or writes an RPC_AUTH_NTLMSSP_NEG structure.
757 *** lkclXXXX HACK ALERT! ***
758 ********************************************************************/
760 BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth)
762 uint32 start_offset = prs_offset(ps);
766 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg");
769 if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs))
774 uint32 old_neg_flags = neg->neg_flgs;
780 neg->neg_flgs = old_neg_flags;
782 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
784 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
787 old_offset = prs_offset(ps);
789 if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12))
792 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
793 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
796 old_offset += neg->hdr_myname.str_str_len;
798 if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12))
801 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
802 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
805 old_offset += neg->hdr_domain .str_str_len;
807 if(!prs_set_offset(ps, old_offset))
811 if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth))
813 if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth))
816 if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname,
817 MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname))))
819 if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain,
820 MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain ))))
827 /*******************************************************************
828 creates an RPC_AUTH_NTLMSSP_CHAL structure.
829 ********************************************************************/
831 void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl,
835 chl->unknown_1 = 0x0;
836 chl->unknown_2 = 0x00000028;
837 chl->neg_flags = neg_flags; /* 0x0082b1 */
839 memcpy(chl->challenge, challenge, sizeof(chl->challenge));
840 memset((char *)chl->reserved , '\0', sizeof(chl->reserved));
843 /*******************************************************************
844 Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure.
845 ********************************************************************/
847 BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth)
852 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal");
855 if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */
857 if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */
859 if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */
862 if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge)))
864 if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved )))
870 /*******************************************************************
871 Inits an RPC_AUTH_NTLMSSP_RESP structure.
873 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
874 *** lkclXXXX the actual offset is at the start of the auth verifier ***
875 ********************************************************************/
877 void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp,
878 uchar lm_resp[24], uchar nt_resp[24],
879 const char *domain, const char *user, const char *wks,
883 int dom_len = strlen(domain);
884 int wks_len = strlen(wks);
885 int usr_len = strlen(user);
886 int lm_len = (lm_resp != NULL) ? 24 : 0;
887 int nt_len = (nt_resp != NULL) ? 24 : 0;
889 DEBUG(5,("make_rpc_auth_ntlmssp_resp\n"));
891 #ifdef DEBUG_PASSWORD
892 DEBUG(100,("lm_resp\n"));
893 dump_data(100, (char *)lm_resp, 24);
894 DEBUG(100,("nt_resp\n"));
895 dump_data(100, (char *)nt_resp, 24);
898 DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n",
899 domain, user, wks, neg_flags));
903 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
909 init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset);
912 init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset);
915 init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset);
918 init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset);
921 init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset);
924 init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset);
926 rsp->neg_flags = neg_flags;
928 memcpy(rsp->lm_resp, lm_resp, 24);
929 memcpy(rsp->nt_resp, nt_resp, 24);
931 if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) {
932 rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0);
933 rpcstr_push(rsp->user, user, sizeof(rsp->user), 0);
934 rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0);
936 fstrcpy(rsp->domain, domain);
937 fstrcpy(rsp->user, user);
938 fstrcpy(rsp->wks, wks);
941 rsp->sess_key[0] = 0;
944 /*******************************************************************
945 Reads or writes an RPC_AUTH_NTLMSSP_RESP structure.
947 *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) ***
948 *** lkclXXXX the actual offset is at the start of the auth verifier ***
949 ********************************************************************/
951 BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth)
956 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp");
966 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
968 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
970 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
972 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
974 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
976 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
979 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
982 old_offset = prs_offset(ps);
984 if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc))
987 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
988 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
991 old_offset += rsp->hdr_domain.str_str_len;
993 if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc))
996 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
997 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1000 old_offset += rsp->hdr_usr.str_str_len;
1002 if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc))
1005 if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks,
1006 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1009 old_offset += rsp->hdr_wks.str_str_len;
1011 if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc))
1014 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1015 MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp ))))
1018 old_offset += rsp->hdr_lm_resp.str_str_len;
1020 if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc))
1023 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1024 MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp ))))
1027 old_offset += rsp->hdr_nt_resp.str_str_len;
1029 if (rsp->hdr_sess_key.str_str_len != 0) {
1031 if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10))
1034 old_offset += rsp->hdr_sess_key.str_str_len;
1036 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1037 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1041 if(!prs_set_offset(ps, old_offset))
1045 if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth))
1047 if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth))
1049 if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth))
1051 if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth))
1053 if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth))
1055 if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth))
1058 if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */
1061 if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain,
1062 MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain))))
1065 if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user,
1066 MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user))))
1069 if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks,
1070 MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks))))
1072 if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp,
1073 MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp))))
1075 if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp,
1076 MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp ))))
1078 if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key,
1079 MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key))))
1086 /*******************************************************************
1087 Checks an RPC_AUTH_NTLMSSP_CHK structure.
1088 ********************************************************************/
1090 BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num)
1095 if (chk->crc32 != crc32 ||
1096 chk->ver != NTLMSSP_SIGN_VERSION ||
1097 chk->seq_num != seq_num)
1099 DEBUG(5,("verify failed - crc %x ver %x seq %d\n",
1100 chk->crc32, chk->ver, chk->seq_num));
1102 DEBUG(5,("verify expect - crc %x ver %x seq %d\n",
1103 crc32, NTLMSSP_SIGN_VERSION, seq_num));
1109 /*******************************************************************
1110 Inits an RPC_AUTH_NTLMSSP_CHK structure.
1111 ********************************************************************/
1113 void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk,
1114 uint32 ver, uint32 crc32, uint32 seq_num)
1117 chk->reserved = 0x0;
1119 chk->seq_num = seq_num;
1122 /*******************************************************************
1123 Reads or writes an RPC_AUTH_NTLMSSP_CHK structure.
1124 ********************************************************************/
1126 BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth)
1131 prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk");
1137 if(!prs_uint32("ver ", ps, depth, &chk->ver))
1139 if(!prs_uint32("reserved", ps, depth, &chk->reserved))
1141 if(!prs_uint32("crc32 ", ps, depth, &chk->crc32))
1143 if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num))
1149 /*******************************************************************
1150 creates an RPC_AUTH_NETSEC_NEG structure.
1151 ********************************************************************/
1152 void init_rpc_auth_netsec_neg(RPC_AUTH_NETSEC_NEG *neg,
1153 const char *domain, const char *myname)
1157 fstrcpy(neg->domain, domain);
1158 fstrcpy(neg->myname, myname);
1161 /*******************************************************************
1162 Reads or writes an RPC_AUTH_NETSEC_NEG structure.
1163 ********************************************************************/
1165 BOOL smb_io_rpc_auth_netsec_neg(const char *desc, RPC_AUTH_NETSEC_NEG *neg,
1166 prs_struct *ps, int depth)
1171 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_neg");
1177 if(!prs_uint32("type1", ps, depth, &neg->type1))
1179 if(!prs_uint32("type2", ps, depth, &neg->type2))
1181 if(!prs_string("domain ", ps, depth, neg->domain, sizeof(neg->domain)))
1183 if(!prs_string("myname ", ps, depth, neg->myname, sizeof(neg->myname)))
1189 /*******************************************************************
1190 reads or writes an RPC_AUTH_NETSEC_CHK structure.
1191 ********************************************************************/
1192 BOOL smb_io_rpc_auth_netsec_chk(const char *desc, RPC_AUTH_NETSEC_CHK * chk,
1193 prs_struct *ps, int depth)
1198 prs_debug(ps, depth, desc, "smb_io_rpc_auth_netsec_chk");
1201 prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig));
1202 prs_uint8s(False, "seq_num", ps, depth, chk->seq_num, sizeof(chk->seq_num));
1203 prs_uint8s(False, "packet_digest", ps, depth, chk->packet_digest, sizeof(chk->packet_digest));
1204 prs_uint8s(False, "confounder", ps, depth, chk->confounder, sizeof(chk->confounder));