2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
6 * Copyright (C) Paul Ashton 1997.
7 * Copyright (C) Jeremy Allison 1999.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 #define DBGC_CLASS DBGC_RPC_PARSE
29 /*******************************************************************
30 interface/version dce/rpc pipe identification
31 ********************************************************************/
33 #define TRANS_SYNT_V2 \
36 0x8a885d04, 0x1ceb, 0x11c9, \
39 0x2b, 0x10, 0x48, 0x60 } \
43 #define SYNT_NETLOGON_V2 \
46 0x8a885d04, 0x1ceb, 0x11c9, \
49 0x2b, 0x10, 0x48, 0x60 } \
53 #define SYNT_WKSSVC_V1 \
56 0x6bffd098, 0xa112, 0x3610, \
59 0xf8, 0x7e, 0x34, 0x5a } \
63 #define SYNT_SRVSVC_V3 \
66 0x4b324fc8, 0x1670, 0x01d3, \
69 0xbf, 0x6e, 0xe1, 0x88 } \
73 #define SYNT_LSARPC_V0 \
76 0x12345778, 0x1234, 0xabcd, \
79 0x45, 0x67, 0x89, 0xab } \
83 #define SYNT_LSARPC_V0_DS \
86 0x3919286a, 0xb10c, 0x11d0, \
89 0x4f, 0xd9, 0x2e, 0xf5 } \
93 #define SYNT_SAMR_V1 \
96 0x12345778, 0x1234, 0xabcd, \
99 0x45, 0x67, 0x89, 0xac } \
103 #define SYNT_NETLOGON_V1 \
106 0x12345678, 0x1234, 0xabcd, \
109 0x45, 0x67, 0xcf, 0xfb } \
113 #define SYNT_WINREG_V1 \
116 0x338cd001, 0x2244, 0x31f1, \
119 0x38, 0x00, 0x10, 0x03 } \
123 #define SYNT_SPOOLSS_V1 \
126 0x12345678, 0x1234, 0xabcd, \
129 0x45, 0x67, 0x89, 0xab } \
133 #define SYNT_NONE_V0 \
139 0x00, 0x00, 0x00, 0x00 } \
143 #define SYNT_NETDFS_V3 \
146 0x4fc742e0, 0x4a10, 0x11cf, \
149 0x00, 0x4a, 0xe6, 0x73 } \
153 #define SYNT_ECHO_V1 \
156 0x60a15ec5, 0x4de8, 0x11d7, \
159 0x56, 0xa2, 0x01, 0x82 } \
163 #define SYNT_SHUTDOWN_V1 \
166 0x894de0c0, 0x0d55, 0x11d3, \
169 0x4f, 0xa3, 0x21, 0xa1 } \
173 #define SYNT_EPM_V3 \
176 0xe1af8308, 0x5d1f, 0x11c9, \
179 0x2b, 0x14, 0xa0, 0xfa } \
184 * IMPORTANT!! If you update this structure, make sure to
185 * update the index #defines in smb.h.
188 const struct pipe_id_info pipe_names
[] =
190 /* client pipe , abstract syntax , server pipe , transfer syntax */
191 { PIPE_LSARPC
, SYNT_LSARPC_V0
, PIPE_LSASS
, TRANS_SYNT_V2
},
192 { PIPE_LSARPC
, SYNT_LSARPC_V0_DS
, PIPE_LSASS
, TRANS_SYNT_V2
},
193 { PIPE_SAMR
, SYNT_SAMR_V1
, PIPE_LSASS
, TRANS_SYNT_V2
},
194 { PIPE_NETLOGON
, SYNT_NETLOGON_V1
, PIPE_LSASS
, TRANS_SYNT_V2
},
195 { PIPE_SRVSVC
, SYNT_SRVSVC_V3
, PIPE_NTSVCS
, TRANS_SYNT_V2
},
196 { PIPE_WKSSVC
, SYNT_WKSSVC_V1
, PIPE_NTSVCS
, TRANS_SYNT_V2
},
197 { PIPE_WINREG
, SYNT_WINREG_V1
, PIPE_WINREG
, TRANS_SYNT_V2
},
198 { PIPE_SPOOLSS
, SYNT_SPOOLSS_V1
, PIPE_SPOOLSS
, TRANS_SYNT_V2
},
199 { PIPE_NETDFS
, SYNT_NETDFS_V3
, PIPE_NETDFS
, TRANS_SYNT_V2
},
200 { PIPE_ECHO
, SYNT_ECHO_V1
, PIPE_ECHO
, TRANS_SYNT_V2
},
201 { PIPE_SHUTDOWN
, SYNT_SHUTDOWN_V1
, PIPE_SHUTDOWN
, TRANS_SYNT_V2
},
202 { PIPE_EPM
, SYNT_EPM_V3
, PIPE_EPM
, TRANS_SYNT_V2
},
203 { NULL
, SYNT_NONE_V0
, NULL
, SYNT_NONE_V0
}
206 /*******************************************************************
207 Inits an RPC_HDR structure.
208 ********************************************************************/
210 void init_rpc_hdr(RPC_HDR
*hdr
, enum RPC_PKT_TYPE pkt_type
, uint8 flags
,
211 uint32 call_id
, int data_len
, int auth_len
)
213 hdr
->major
= 5; /* RPC version 5 */
214 hdr
->minor
= 0; /* minor version 0 */
215 hdr
->pkt_type
= pkt_type
; /* RPC packet type */
216 hdr
->flags
= flags
; /* dce/rpc flags */
217 hdr
->pack_type
[0] = 0x10; /* little-endian data representation */
218 hdr
->pack_type
[1] = 0; /* packed data representation */
219 hdr
->pack_type
[2] = 0; /* packed data representation */
220 hdr
->pack_type
[3] = 0; /* packed data representation */
221 hdr
->frag_len
= data_len
; /* fragment length, fill in later */
222 hdr
->auth_len
= auth_len
; /* authentication length */
223 hdr
->call_id
= call_id
; /* call identifier - match incoming RPC */
226 /*******************************************************************
227 Reads or writes an RPC_HDR structure.
228 ********************************************************************/
230 BOOL
smb_io_rpc_hdr(const char *desc
, RPC_HDR
*rpc
, prs_struct
*ps
, int depth
)
235 prs_debug(ps
, depth
, desc
, "smb_io_rpc_hdr");
238 if(!prs_uint8 ("major ", ps
, depth
, &rpc
->major
))
241 if(!prs_uint8 ("minor ", ps
, depth
, &rpc
->minor
))
243 if(!prs_uint8 ("pkt_type ", ps
, depth
, &rpc
->pkt_type
))
245 if(!prs_uint8 ("flags ", ps
, depth
, &rpc
->flags
))
248 /* We always marshall in little endian format. */
250 rpc
->pack_type
[0] = 0x10;
252 if(!prs_uint8("pack_type0", ps
, depth
, &rpc
->pack_type
[0]))
254 if(!prs_uint8("pack_type1", ps
, depth
, &rpc
->pack_type
[1]))
256 if(!prs_uint8("pack_type2", ps
, depth
, &rpc
->pack_type
[2]))
258 if(!prs_uint8("pack_type3", ps
, depth
, &rpc
->pack_type
[3]))
262 * If reading and pack_type[0] == 0 then the data is in big-endian
263 * format. Set the flag in the prs_struct to specify reverse-endainness.
266 if (UNMARSHALLING(ps
) && rpc
->pack_type
[0] == 0) {
267 DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
268 prs_set_endian_data(ps
, RPC_BIG_ENDIAN
);
271 if(!prs_uint16("frag_len ", ps
, depth
, &rpc
->frag_len
))
273 if(!prs_uint16("auth_len ", ps
, depth
, &rpc
->auth_len
))
275 if(!prs_uint32("call_id ", ps
, depth
, &rpc
->call_id
))
280 /*******************************************************************
281 Reads or writes an RPC_IFACE structure.
282 ********************************************************************/
284 static BOOL
smb_io_rpc_iface(const char *desc
, RPC_IFACE
*ifc
, prs_struct
*ps
, int depth
)
289 prs_debug(ps
, depth
, desc
, "smb_io_rpc_iface");
295 if (!smb_io_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
));