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samba-mirror/source3/rpc_parse/parse_rpc.c
Jeremy Allison fbdcf2663b r16945: Sync trunk -> 3.0 for 3.0.24 code. Still need 
to do the upper layer directories but this is what
everyone is waiting for....

Jeremy.
(This used to be commit 9dafb7f48c)
2007-10-10 11:19:14 -05:00

862 lines
27 KiB
C
Raw Blame History

/*
* Unix SMB/CIFS implementation.
* RPC Pipe client / server routines
* Copyright (C) Andrew Tridgell 1992-1997,
* Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
* Copyright (C) Paul Ashton 1997.
* Copyright (C) Jeremy Allison 1999.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_PARSE
/*******************************************************************
interface/version dce/rpc pipe identification
********************************************************************/
#define TRANS_SYNT_V2 \
{ \
{ \
0x8a885d04, 0x1ceb, 0x11c9, \
{ 0x9f, 0xe8 }, \
{ 0x08, 0x00, \
0x2b, 0x10, 0x48, 0x60 } \
}, 0x02 \
}
#define SYNT_NETLOGON_V2 \
{ \
{ \
0x8a885d04, 0x1ceb, 0x11c9, \
{ 0x9f, 0xe8 }, \
{ 0x08, 0x00, \
0x2b, 0x10, 0x48, 0x60 } \
}, 0x02 \
}
#define SYNT_WKSSVC_V1 \
{ \
{ \
0x6bffd098, 0xa112, 0x3610, \
{ 0x98, 0x33 }, \
{ 0x46, 0xc3, \
0xf8, 0x7e, 0x34, 0x5a } \
}, 0x01 \
}
#define SYNT_SRVSVC_V3 \
{ \
{ \
0x4b324fc8, 0x1670, 0x01d3, \
{ 0x12, 0x78 }, \
{ 0x5a, 0x47, \
0xbf, 0x6e, 0xe1, 0x88 } \
}, 0x03 \
}
#define SYNT_LSARPC_V0 \
{ \
{ \
0x12345778, 0x1234, 0xabcd, \
{ 0xef, 0x00 }, \
{ 0x01, 0x23, \
0x45, 0x67, 0x89, 0xab } \
}, 0x00 \
}
#define SYNT_LSARPC_V0_DS \
{ \
{ \
0x3919286a, 0xb10c, 0x11d0, \
{ 0x9b, 0xa8 }, \
{ 0x00, 0xc0, \
0x4f, 0xd9, 0x2e, 0xf5 } \
}, 0x00 \
}
#define SYNT_SAMR_V1 \
{ \
{ \
0x12345778, 0x1234, 0xabcd, \
{ 0xef, 0x00 }, \
{ 0x01, 0x23, \
0x45, 0x67, 0x89, 0xac } \
}, 0x01 \
}
#define SYNT_NETLOGON_V1 \
{ \
{ \
0x12345678, 0x1234, 0xabcd, \
{ 0xef, 0x00 }, \
{ 0x01, 0x23, \
0x45, 0x67, 0xcf, 0xfb } \
}, 0x01 \
}
#define SYNT_WINREG_V1 \
{ \
{ \
0x338cd001, 0x2244, 0x31f1, \
{ 0xaa, 0xaa }, \
{ 0x90, 0x00, \
0x38, 0x00, 0x10, 0x03 } \
}, 0x01 \
}
#define SYNT_SPOOLSS_V1 \
{ \
{ \
0x12345678, 0x1234, 0xabcd, \
{ 0xef, 0x00 }, \
{ 0x01, 0x23, \
0x45, 0x67, 0x89, 0xab } \
}, 0x01 \
}
#define SYNT_NONE_V0 \
{ \
{ \
0x0, 0x0, 0x0, \
{ 0x00, 0x00 }, \
{ 0x00, 0x00, \
0x00, 0x00, 0x00, 0x00 } \
}, 0x00 \
}
#define SYNT_NETDFS_V3 \
{ \
{ \
0x4fc742e0, 0x4a10, 0x11cf, \
{ 0x82, 0x73 }, \
{ 0x00, 0xaa, \
0x00, 0x4a, 0xe6, 0x73 } \
}, 0x03 \
}
#define SYNT_ECHO_V1 \
{ \
{ \
0x60a15ec5, 0x4de8, 0x11d7, \
{ 0xa6, 0x37 }, \
{ 0x00, 0x50, \
0x56, 0xa2, 0x01, 0x82 } \
}, 0x01 \
}
#define SYNT_SHUTDOWN_V1 \
{ \
{ \
0x894de0c0, 0x0d55, 0x11d3, \
{ 0xa3, 0x22 }, \
{ 0x00, 0xc0, \
0x4f, 0xa3, 0x21, 0xa1 } \
}, 0x01 \
}
#define SYNT_SVCCTL_V2 \
{ \
{ \
0x367abb81, 0x9844, 0x35f1, \
{ 0xad, 0x32 }, \
{ 0x98, 0xf0, \
0x38, 0x00, 0x10, 0x03 } \
}, 0x02 \
}
#define SYNT_EVENTLOG_V0 \
{ \
{ \
0x82273fdc, 0xe32a, 0x18c3, \
{ 0x3f, 0x78 }, \
{ 0x82, 0x79, \
0x29, 0xdc, 0x23, 0xea } \
}, 0x00 \
}
#define SYNT_UNIXINFO_V0 \
{ \
{ \
0x9c54e310, 0xa955, 0x4885, \
{ 0xbd, 0x31 }, \
{ 0x78, 0x78, \
0x71, 0x47, 0xdf, 0xa6 } \
}, 0x00 \
}
#define SYNT_NTSVCS_V1 \
{ \
{ \
0x8d9f4e40, 0xa03d, 0x11ce, \
{ 0x8f, 0x69}, \
{ 0x08, 0x00, \
0x3e, 0x30, 0x05, 0x1b } \
}, 0x01 \
}
/*
* IMPORTANT!! If you update this structure, make sure to
* update the index #defines in smb.h.
*/
const struct pipe_id_info pipe_names [] =
{
/* client pipe , abstract syntax , server pipe , transfer syntax */
{ PIPE_LSARPC , SYNT_LSARPC_V0 , PIPE_LSASS , TRANS_SYNT_V2 },
{ PIPE_LSARPC , SYNT_LSARPC_V0_DS , PIPE_LSASS , TRANS_SYNT_V2 },
{ PIPE_SAMR , SYNT_SAMR_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
{ PIPE_NETLOGON, SYNT_NETLOGON_V1 , PIPE_LSASS , TRANS_SYNT_V2 },
{ PIPE_SRVSVC , SYNT_SRVSVC_V3 , PIPE_NTSVCS , TRANS_SYNT_V2 },
{ PIPE_WKSSVC , SYNT_WKSSVC_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
{ PIPE_WINREG , SYNT_WINREG_V1 , PIPE_WINREG , TRANS_SYNT_V2 },
{ PIPE_SPOOLSS , SYNT_SPOOLSS_V1 , PIPE_SPOOLSS , TRANS_SYNT_V2 },
{ PIPE_NETDFS , SYNT_NETDFS_V3 , PIPE_NETDFS , TRANS_SYNT_V2 },
{ PIPE_ECHO , SYNT_ECHO_V1 , PIPE_ECHO , TRANS_SYNT_V2 },
{ PIPE_SHUTDOWN, SYNT_SHUTDOWN_V1 , PIPE_SHUTDOWN , TRANS_SYNT_V2 },
{ PIPE_SVCCTL , SYNT_SVCCTL_V2 , PIPE_NTSVCS , TRANS_SYNT_V2 },
{ PIPE_EVENTLOG, SYNT_EVENTLOG_V0 , PIPE_EVENTLOG , TRANS_SYNT_V2 },
{ PIPE_UNIXINFO, SYNT_UNIXINFO_V0 , PIPE_UNIXINFO , TRANS_SYNT_V2 },
{ PIPE_NTSVCS , SYNT_NTSVCS_V1 , PIPE_NTSVCS , TRANS_SYNT_V2 },
{ NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 }
};
/****************************************************************************
Return the pipe name from the index.
****************************************************************************/
const char *cli_get_pipe_name(int pipe_idx)
{
return &pipe_names[pipe_idx].client_pipe[5];
}
/*******************************************************************
Inits an RPC_HDR structure.
********************************************************************/
void init_rpc_hdr(RPC_HDR *hdr, enum RPC_PKT_TYPE pkt_type, uint8 flags,
uint32 call_id, int data_len, int auth_len)
{
hdr->major = 5; /* RPC version 5 */
hdr->minor = 0; /* minor version 0 */
hdr->pkt_type = pkt_type; /* RPC packet type */
hdr->flags = flags; /* dce/rpc flags */
hdr->pack_type[0] = 0x10; /* little-endian data representation */
hdr->pack_type[1] = 0; /* packed data representation */
hdr->pack_type[2] = 0; /* packed data representation */
hdr->pack_type[3] = 0; /* packed data representation */
hdr->frag_len = data_len; /* fragment length, fill in later */
hdr->auth_len = auth_len; /* authentication length */
hdr->call_id = call_id; /* call identifier - match incoming RPC */
}
/*******************************************************************
Reads or writes an RPC_HDR structure.
********************************************************************/
BOOL smb_io_rpc_hdr(const char *desc, RPC_HDR *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr");
depth++;
if(!prs_uint8 ("major ", ps, depth, &rpc->major))
return False;
if(!prs_uint8 ("minor ", ps, depth, &rpc->minor))
return False;
if(!prs_uint8 ("pkt_type ", ps, depth, &rpc->pkt_type))
return False;
if(!prs_uint8 ("flags ", ps, depth, &rpc->flags))
return False;
/* We always marshall in little endian format. */
if (MARSHALLING(ps))
rpc->pack_type[0] = 0x10;
if(!prs_uint8("pack_type0", ps, depth, &rpc->pack_type[0]))
return False;
if(!prs_uint8("pack_type1", ps, depth, &rpc->pack_type[1]))
return False;
if(!prs_uint8("pack_type2", ps, depth, &rpc->pack_type[2]))
return False;
if(!prs_uint8("pack_type3", ps, depth, &rpc->pack_type[3]))
return False;
/*
* If reading and pack_type[0] == 0 then the data is in big-endian
* format. Set the flag in the prs_struct to specify reverse-endainness.
*/
if (UNMARSHALLING(ps) && rpc->pack_type[0] == 0) {
DEBUG(10,("smb_io_rpc_hdr: PDU data format is big-endian. Setting flag.\n"));
prs_set_endian_data(ps, RPC_BIG_ENDIAN);
}
if(!prs_uint16("frag_len ", ps, depth, &rpc->frag_len))
return False;
if(!prs_uint16("auth_len ", ps, depth, &rpc->auth_len))
return False;
if(!prs_uint32("call_id ", ps, depth, &rpc->call_id))
return False;
return True;
}
/*******************************************************************
Reads or writes an RPC_IFACE structure.
********************************************************************/
static BOOL smb_io_rpc_iface(const char *desc, RPC_IFACE *ifc, prs_struct *ps, int depth)
{
if (ifc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_iface");
depth++;
if (!prs_align(ps))
return False;
if (!smb_io_uuid( "uuid", &ifc->uuid, ps, depth))
return False;
if(!prs_uint32 ("version", ps, depth, &ifc->version))
return False;
return True;
}
/*******************************************************************
Inits an RPC_ADDR_STR structure.
********************************************************************/
static void init_rpc_addr_str(RPC_ADDR_STR *str, const char *name)
{
str->len = strlen(name) + 1;
fstrcpy(str->str, name);
}
/*******************************************************************
Reads or writes an RPC_ADDR_STR structure.
********************************************************************/
static BOOL smb_io_rpc_addr_str(const char *desc, RPC_ADDR_STR *str, prs_struct *ps, int depth)
{
if (str == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_addr_str");
depth++;
if(!prs_align(ps))
return False;
if(!prs_uint16 ( "len", ps, depth, &str->len))
return False;
if(!prs_uint8s (True, "str", ps, depth, (uchar*)str->str, MIN(str->len, sizeof(str->str)) ))
return False;
return True;
}
/*******************************************************************
Inits an RPC_HDR_BBA structure.
********************************************************************/
static void init_rpc_hdr_bba(RPC_HDR_BBA *bba, uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid)
{
bba->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */
bba->max_rsize = max_rsize; /* max receive fragment size (0x1630) */
bba->assoc_gid = assoc_gid; /* associated group id (0x0) */
}
/*******************************************************************
Reads or writes an RPC_HDR_BBA structure.
********************************************************************/
static BOOL smb_io_rpc_hdr_bba(const char *desc, RPC_HDR_BBA *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_bba");
depth++;
if(!prs_uint16("max_tsize", ps, depth, &rpc->max_tsize))
return False;
if(!prs_uint16("max_rsize", ps, depth, &rpc->max_rsize))
return False;
if(!prs_uint32("assoc_gid", ps, depth, &rpc->assoc_gid))
return False;
return True;
}
/*******************************************************************
Inits an RPC_CONTEXT structure.
Note the transfer pointer must remain valid until this is marshalled.
********************************************************************/
void init_rpc_context(RPC_CONTEXT *rpc_ctx, uint16 context_id, RPC_IFACE *abstract, RPC_IFACE *transfer)
{
rpc_ctx->context_id = context_id ; /* presentation context identifier (0x0) */
rpc_ctx->num_transfer_syntaxes = 1 ; /* the number of syntaxes (has always been 1?)(0x1) */
/* num and vers. of interface client is using */
rpc_ctx->abstract = *abstract;
/* vers. of interface to use for replies */
rpc_ctx->transfer = transfer;
}
/*******************************************************************
Inits an RPC_HDR_RB structure.
Note the context pointer must remain valid until this is marshalled.
********************************************************************/
void init_rpc_hdr_rb(RPC_HDR_RB *rpc,
uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
RPC_CONTEXT *context)
{
init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid);
rpc->num_contexts = 1;
rpc->rpc_context = context;
}
/*******************************************************************
Reads or writes an RPC_CONTEXT structure.
********************************************************************/
BOOL smb_io_rpc_context(const char *desc, RPC_CONTEXT *rpc_ctx, prs_struct *ps, int depth)
{
int i;
if (rpc_ctx == NULL)
return False;
if(!prs_align(ps))
return False;
if(!prs_uint16("context_id ", ps, depth, &rpc_ctx->context_id ))
return False;
if(!prs_uint8 ("num_transfer_syntaxes", ps, depth, &rpc_ctx->num_transfer_syntaxes))
return False;
/* num_transfer_syntaxes must not be zero. */
if (rpc_ctx->num_transfer_syntaxes == 0)
return False;
if(!smb_io_rpc_iface("", &rpc_ctx->abstract, ps, depth))
return False;
if (UNMARSHALLING(ps)) {
if (!(rpc_ctx->transfer = PRS_ALLOC_MEM(ps, RPC_IFACE, rpc_ctx->num_transfer_syntaxes))) {
return False;
}
}
for (i = 0; i < rpc_ctx->num_transfer_syntaxes; i++ ) {
if (!smb_io_rpc_iface("", &rpc_ctx->transfer[i], ps, depth))
return False;
}
return True;
}
/*******************************************************************
Reads or writes an RPC_HDR_RB structure.
********************************************************************/
BOOL smb_io_rpc_hdr_rb(const char *desc, RPC_HDR_RB *rpc, prs_struct *ps, int depth)
{
int i;
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_rb");
depth++;
if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
return False;
if(!prs_uint8("num_contexts", ps, depth, &rpc->num_contexts))
return False;
/* 3 pad bytes following - will be mopped up by the prs_align in smb_io_rpc_context(). */
/* num_contexts must not be zero. */
if (rpc->num_contexts == 0)
return False;
if (UNMARSHALLING(ps)) {
if (!(rpc->rpc_context = PRS_ALLOC_MEM(ps, RPC_CONTEXT, rpc->num_contexts))) {
return False;
}
}
for (i = 0; i < rpc->num_contexts; i++ ) {
if (!smb_io_rpc_context("", &rpc->rpc_context[i], ps, depth))
return False;
}
return True;
}
/*******************************************************************
Inits an RPC_RESULTS structure.
lkclXXXX only one reason at the moment!
********************************************************************/
static void init_rpc_results(RPC_RESULTS *res,
uint8 num_results, uint16 result, uint16 reason)
{
res->num_results = num_results; /* the number of results (0x01) */
res->result = result ; /* result (0x00 = accept) */
res->reason = reason ; /* reason (0x00 = no reason specified) */
}
/*******************************************************************
Reads or writes an RPC_RESULTS structure.
lkclXXXX only one reason at the moment!
********************************************************************/
static BOOL smb_io_rpc_results(const char *desc, RPC_RESULTS *res, prs_struct *ps, int depth)
{
if (res == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_results");
depth++;
if(!prs_align(ps))
return False;
if(!prs_uint8 ("num_results", ps, depth, &res->num_results))
return False;
if(!prs_align(ps))
return False;
if(!prs_uint16("result ", ps, depth, &res->result))
return False;
if(!prs_uint16("reason ", ps, depth, &res->reason))
return False;
return True;
}
/*******************************************************************
Init an RPC_HDR_BA structure.
lkclXXXX only one reason at the moment!
********************************************************************/
void init_rpc_hdr_ba(RPC_HDR_BA *rpc,
uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid,
const char *pipe_addr,
uint8 num_results, uint16 result, uint16 reason,
RPC_IFACE *transfer)
{
init_rpc_hdr_bba (&rpc->bba, max_tsize, max_rsize, assoc_gid);
init_rpc_addr_str(&rpc->addr, pipe_addr);
init_rpc_results (&rpc->res, num_results, result, reason);
/* the transfer syntax from the request */
memcpy(&rpc->transfer, transfer, sizeof(rpc->transfer));
}
/*******************************************************************
Reads or writes an RPC_HDR_BA structure.
********************************************************************/
BOOL smb_io_rpc_hdr_ba(const char *desc, RPC_HDR_BA *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_ba");
depth++;
if(!smb_io_rpc_hdr_bba("", &rpc->bba, ps, depth))
return False;
if(!smb_io_rpc_addr_str("", &rpc->addr, ps, depth))
return False;
if(!smb_io_rpc_results("", &rpc->res, ps, depth))
return False;
if(!smb_io_rpc_iface("", &rpc->transfer, ps, depth))
return False;
return True;
}
/*******************************************************************
Init an RPC_HDR_REQ structure.
********************************************************************/
void init_rpc_hdr_req(RPC_HDR_REQ *hdr, uint32 alloc_hint, uint16 opnum)
{
hdr->alloc_hint = alloc_hint; /* allocation hint */
hdr->context_id = 0; /* presentation context identifier */
hdr->opnum = opnum; /* opnum */
}
/*******************************************************************
Reads or writes an RPC_HDR_REQ structure.
********************************************************************/
BOOL smb_io_rpc_hdr_req(const char *desc, RPC_HDR_REQ *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_req");
depth++;
if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
return False;
if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
return False;
if(!prs_uint16("opnum ", ps, depth, &rpc->opnum))
return False;
return True;
}
/*******************************************************************
Reads or writes an RPC_HDR_RESP structure.
********************************************************************/
BOOL smb_io_rpc_hdr_resp(const char *desc, RPC_HDR_RESP *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_resp");
depth++;
if(!prs_uint32("alloc_hint", ps, depth, &rpc->alloc_hint))
return False;
if(!prs_uint16("context_id", ps, depth, &rpc->context_id))
return False;
if(!prs_uint8 ("cancel_ct ", ps, depth, &rpc->cancel_count))
return False;
if(!prs_uint8 ("reserved ", ps, depth, &rpc->reserved))
return False;
return True;
}
/*******************************************************************
Reads or writes an RPC_HDR_FAULT structure.
********************************************************************/
BOOL smb_io_rpc_hdr_fault(const char *desc, RPC_HDR_FAULT *rpc, prs_struct *ps, int depth)
{
if (rpc == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_fault");
depth++;
if(!prs_dcerpc_status("status ", ps, depth, &rpc->status))
return False;
if(!prs_uint32("reserved", ps, depth, &rpc->reserved))
return False;
return True;
}
/*******************************************************************
Inits an RPC_HDR_AUTH structure.
********************************************************************/
void init_rpc_hdr_auth(RPC_HDR_AUTH *rai,
uint8 auth_type, uint8 auth_level,
uint8 auth_pad_len,
uint32 auth_context_id)
{
rai->auth_type = auth_type;
rai->auth_level = auth_level;
rai->auth_pad_len = auth_pad_len;
rai->auth_reserved = 0;
rai->auth_context_id = auth_context_id;
}
/*******************************************************************
Reads or writes an RPC_HDR_AUTH structure.
********************************************************************/
BOOL smb_io_rpc_hdr_auth(const char *desc, RPC_HDR_AUTH *rai, prs_struct *ps, int depth)
{
if (rai == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_hdr_auth");
depth++;
if(!prs_align(ps))
return False;
if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type))
return False;
if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level))
return False;
if(!prs_uint8 ("auth_pad_len ", ps, depth, &rai->auth_pad_len))
return False;
if(!prs_uint8 ("auth_reserved", ps, depth, &rai->auth_reserved))
return False;
if(!prs_uint32("auth_context_id", ps, depth, &rai->auth_context_id))
return False;
return True;
}
/*******************************************************************
Checks an RPC_AUTH_VERIFIER structure.
********************************************************************/
BOOL rpc_auth_verifier_chk(RPC_AUTH_VERIFIER *rav,
const char *signature, uint32 msg_type)
{
return (strequal(rav->signature, signature) && rav->msg_type == msg_type);
}
/*******************************************************************
Inits an RPC_AUTH_VERIFIER structure.
********************************************************************/
void init_rpc_auth_verifier(RPC_AUTH_VERIFIER *rav,
const char *signature, uint32 msg_type)
{
fstrcpy(rav->signature, signature); /* "NTLMSSP" */
rav->msg_type = msg_type; /* NTLMSSP_MESSAGE_TYPE */
}
/*******************************************************************
Reads or writes an RPC_AUTH_VERIFIER structure.
********************************************************************/
BOOL smb_io_rpc_auth_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
{
if (rav == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_auth_verifier");
depth++;
/* "NTLMSSP" */
if(!prs_string("signature", ps, depth, rav->signature,
sizeof(rav->signature)))
return False;
if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */
return False;
return True;
}
/*******************************************************************
This parses an RPC_AUTH_VERIFIER for schannel. I think
********************************************************************/
BOOL smb_io_rpc_schannel_verifier(const char *desc, RPC_AUTH_VERIFIER *rav, prs_struct *ps, int depth)
{
if (rav == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_schannel_verifier");
depth++;
if(!prs_string("signature", ps, depth, rav->signature, sizeof(rav->signature)))
return False;
if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type))
return False;
return True;
}
/*******************************************************************
creates an RPC_AUTH_SCHANNEL_NEG structure.
********************************************************************/
void init_rpc_auth_schannel_neg(RPC_AUTH_SCHANNEL_NEG *neg,
const char *domain, const char *myname)
{
neg->type1 = 0;
neg->type2 = 0x3;
fstrcpy(neg->domain, domain);
fstrcpy(neg->myname, myname);
}
/*******************************************************************
Reads or writes an RPC_AUTH_SCHANNEL_NEG structure.
********************************************************************/
BOOL smb_io_rpc_auth_schannel_neg(const char *desc, RPC_AUTH_SCHANNEL_NEG *neg,
prs_struct *ps, int depth)
{
if (neg == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_auth_schannel_neg");
depth++;
if(!prs_align(ps))
return False;
if(!prs_uint32("type1", ps, depth, &neg->type1))
return False;
if(!prs_uint32("type2", ps, depth, &neg->type2))
return False;
if(!prs_string("domain ", ps, depth, neg->domain, sizeof(neg->domain)))
return False;
if(!prs_string("myname ", ps, depth, neg->myname, sizeof(neg->myname)))
return False;
return True;
}
/*******************************************************************
reads or writes an RPC_AUTH_SCHANNEL_CHK structure.
********************************************************************/
BOOL smb_io_rpc_auth_schannel_chk(const char *desc, int auth_len,
RPC_AUTH_SCHANNEL_CHK * chk,
prs_struct *ps, int depth)
{
if (chk == NULL)
return False;
prs_debug(ps, depth, desc, "smb_io_rpc_auth_schannel_chk");
depth++;
if ( !prs_uint8s(False, "sig ", ps, depth, chk->sig, sizeof(chk->sig)) )
return False;
if ( !prs_uint8s(False, "seq_num", ps, depth, chk->seq_num, sizeof(chk->seq_num)) )
return False;
if ( !prs_uint8s(False, "packet_digest", ps, depth, chk->packet_digest, sizeof(chk->packet_digest)) )
return False;
if ( auth_len == RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN ) {
if ( !prs_uint8s(False, "confounder", ps, depth, chk->confounder, sizeof(chk->confounder)) )
return False;
}
return True;
}
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