diff options
Diffstat (limited to 'source4/rpc_parse/parse_rpc.c')
| -rw-r--r-- | source4/rpc_parse/parse_rpc.c | 1106 |
1 files changed, 0 insertions, 1106 deletions
diff --git a/source4/rpc_parse/parse_rpc.c b/source4/rpc_parse/parse_rpc.c deleted file mode 100644 index fafbbb1965..0000000000 --- a/source4/rpc_parse/parse_rpc.c +++ /dev/null @@ -1,1106 +0,0 @@ -/* - * 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 \ -} - -/* - * 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 }, - { NULL , SYNT_NONE_V0 , NULL , SYNT_NONE_V0 } -}; - -/******************************************************************* - 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(!prs_uint32 ("data ", ps, depth, &ifc->uuid.time_low)) - return False; - if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_mid)) - return False; - if(!prs_uint16 ("data ", ps, depth, &ifc->uuid.time_hi_and_version)) - return False; - - if(!prs_uint8s (False, "data ", ps, depth, ifc->uuid.remaining, sizeof(ifc->uuid.remaining))) - 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_HDR_RB structure. -********************************************************************/ - -void init_rpc_hdr_rb(RPC_HDR_RB *rpc, - uint16 max_tsize, uint16 max_rsize, uint32 assoc_gid, - uint32 num_elements, uint16 context_id, uint8 num_syntaxes, - RPC_IFACE *abstract, RPC_IFACE *transfer) -{ - init_rpc_hdr_bba(&rpc->bba, max_tsize, max_rsize, assoc_gid); - - rpc->num_elements = num_elements ; /* the number of elements (0x1) */ - rpc->context_id = context_id ; /* presentation context identifier (0x0) */ - rpc->num_syntaxes = num_syntaxes ; /* the number of syntaxes (has always been 1?)(0x1) */ - - /* num and vers. of interface client is using */ - rpc->abstract = *abstract; - - /* num and vers. of interface to use for replies */ - rpc->transfer = *transfer; -} - -/******************************************************************* - 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) -{ - 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_uint32("num_elements", ps, depth, &rpc->num_elements)) - return False; - if(!prs_uint16("context_id ", ps, depth, &rpc->context_id )) - return False; - if(!prs_uint8 ("num_syntaxes", ps, depth, &rpc->num_syntaxes)) - return False; - - if(!smb_io_rpc_iface("", &rpc->abstract, ps, depth)) - return False; - if(!smb_io_rpc_iface("", &rpc->transfer, 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_ntstatus("status ", ps, depth, &rpc->status)) - return False; - if(!prs_uint32("reserved", ps, depth, &rpc->reserved)) - return False; - - return True; -} - -/******************************************************************* - Init an RPC_HDR_AUTHA structure. -********************************************************************/ - -void init_rpc_hdr_autha(RPC_HDR_AUTHA *rai, - uint16 max_tsize, uint16 max_rsize, - uint8 auth_type, uint8 auth_level, - uint8 stub_type_len) -{ - rai->max_tsize = max_tsize; /* maximum transmission fragment size (0x1630) */ - rai->max_rsize = max_rsize; /* max receive fragment size (0x1630) */ - - rai->auth_type = auth_type; /* nt lm ssp 0x0a */ - rai->auth_level = auth_level; /* 0x06 */ - rai->stub_type_len = stub_type_len; /* 0x00 */ - rai->padding = 0; /* padding 0x00 */ - - rai->unknown = 0x0014a0c0; /* non-zero pointer to something */ -} - -/******************************************************************* - Reads or writes an RPC_HDR_AUTHA structure. -********************************************************************/ - -BOOL smb_io_rpc_hdr_autha(const char *desc, RPC_HDR_AUTHA *rai, prs_struct *ps, int depth) -{ - if (rai == NULL) - return False; - - prs_debug(ps, depth, desc, "smb_io_rpc_hdr_autha"); - depth++; - - if(!prs_uint16("max_tsize ", ps, depth, &rai->max_tsize)) - return False; - if(!prs_uint16("max_rsize ", ps, depth, &rai->max_rsize)) - return False; - - if(!prs_uint8 ("auth_type ", ps, depth, &rai->auth_type)) /* 0x0a nt lm ssp */ - return False; - if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */ - return False; - if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len)) - return False; - if(!prs_uint8 ("padding ", ps, depth, &rai->padding)) - return False; - - if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */ - return False; - - return True; -} - -/******************************************************************* - Checks an RPC_HDR_AUTH structure. -********************************************************************/ - -BOOL rpc_hdr_auth_chk(RPC_HDR_AUTH *rai) -{ - return (rai->auth_type == NTLMSSP_AUTH_TYPE && rai->auth_level == NTLMSSP_AUTH_LEVEL); -} - -/******************************************************************* - Inits an RPC_HDR_AUTH structure. -********************************************************************/ - -void init_rpc_hdr_auth(RPC_HDR_AUTH *rai, - uint8 auth_type, uint8 auth_level, - uint8 stub_type_len, - uint32 ptr) -{ - rai->auth_type = auth_type; /* nt lm ssp 0x0a */ - rai->auth_level = auth_level; /* 0x06 */ - rai->stub_type_len = stub_type_len; /* 0x00 */ - rai->padding = 0; /* padding 0x00 */ - - rai->unknown = ptr; /* non-zero pointer to something */ -} - -/******************************************************************* - 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)) /* 0x0a nt lm ssp */ - return False; - if(!prs_uint8 ("auth_level ", ps, depth, &rai->auth_level)) /* 0x06 */ - return False; - if(!prs_uint8 ("stub_type_len", ps, depth, &rai->stub_type_len)) - return False; - if(!prs_uint8 ("padding ", ps, depth, &rai->padding)) - return False; - - if(!prs_uint32("unknown ", ps, depth, &rai->unknown)) /* 0x0014a0c0 */ - 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, strlen("NTLMSSP"), - sizeof(rav->signature))) - return False; - if(!prs_uint32("msg_type ", ps, depth, &rav->msg_type)) /* NTLMSSP_MESSAGE_TYPE */ - return False; - - return True; -} - -/******************************************************************* - Inits an RPC_AUTH_NTLMSSP_NEG structure. -********************************************************************/ - -void init_rpc_auth_ntlmssp_neg(RPC_AUTH_NTLMSSP_NEG *neg, - uint32 neg_flgs, - const char *myname, const char *domain) -{ - int len_myname = strlen(myname); - int len_domain = strlen(domain); - - neg->neg_flgs = neg_flgs ; /* 0x00b2b3 */ - - init_str_hdr(&neg->hdr_domain, len_domain, len_domain, 0x20 + len_myname); - init_str_hdr(&neg->hdr_myname, len_myname, len_myname, 0x20); - - fstrcpy(neg->myname, myname); - fstrcpy(neg->domain, domain); -} - -/******************************************************************* - Reads or writes an RPC_AUTH_NTLMSSP_NEG structure. - - *** lkclXXXX HACK ALERT! *** -********************************************************************/ - -BOOL smb_io_rpc_auth_ntlmssp_neg(const char *desc, RPC_AUTH_NTLMSSP_NEG *neg, prs_struct *ps, int depth) -{ - uint32 start_offset = prs_offset(ps); - if (neg == NULL) - return False; - - prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_neg"); - depth++; - - if(!prs_uint32("neg_flgs ", ps, depth, &neg->neg_flgs)) - return False; - - if (ps->io) { - uint32 old_offset; - uint32 old_neg_flags = neg->neg_flgs; - - /* reading */ - - ZERO_STRUCTP(neg); - - neg->neg_flgs = old_neg_flags; - - if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth)) - return False; - - old_offset = prs_offset(ps); - - if(!prs_set_offset(ps, neg->hdr_myname.buffer + start_offset - 12)) - return False; - - if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname, - MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname)))) - return False; - - old_offset += neg->hdr_myname.str_str_len; - - if(!prs_set_offset(ps, neg->hdr_domain.buffer + start_offset - 12)) - return False; - - if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain, - MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain )))) - return False; - - old_offset += neg->hdr_domain .str_str_len; - - if(!prs_set_offset(ps, old_offset)) - return False; - } else { - /* writing */ - if(!smb_io_strhdr("hdr_domain", &neg->hdr_domain, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_myname", &neg->hdr_myname, ps, depth)) - return False; - - if(!prs_uint8s(True, "myname", ps, depth, (uint8*)neg->myname, - MIN(neg->hdr_myname.str_str_len, sizeof(neg->myname)))) - return False; - if(!prs_uint8s(True, "domain", ps, depth, (uint8*)neg->domain, - MIN(neg->hdr_domain.str_str_len, sizeof(neg->domain )))) - return False; - } - - return True; -} - -/******************************************************************* -creates an RPC_AUTH_NTLMSSP_CHAL structure. -********************************************************************/ - -void init_rpc_auth_ntlmssp_chal(RPC_AUTH_NTLMSSP_CHAL *chl, - uint32 neg_flags, - uint8 challenge[8]) -{ - chl->unknown_1 = 0x0; - chl->unknown_2 = 0x00000028; - chl->neg_flags = neg_flags; /* 0x0082b1 */ - - memcpy(chl->challenge, challenge, sizeof(chl->challenge)); - memset((char *)chl->reserved , '\0', sizeof(chl->reserved)); -} - -/******************************************************************* - Reads or writes an RPC_AUTH_NTLMSSP_CHAL structure. -********************************************************************/ - -BOOL smb_io_rpc_auth_ntlmssp_chal(const char *desc, RPC_AUTH_NTLMSSP_CHAL *chl, prs_struct *ps, int depth) -{ - if (chl == NULL) - return False; - - prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chal"); - depth++; - - if(!prs_uint32("unknown_1", ps, depth, &chl->unknown_1)) /* 0x0000 0000 */ - return False; - if(!prs_uint32("unknown_2", ps, depth, &chl->unknown_2)) /* 0x0000 b2b3 */ - return False; - if(!prs_uint32("neg_flags", ps, depth, &chl->neg_flags)) /* 0x0000 82b1 */ - return False; - - if(!prs_uint8s (False, "challenge", ps, depth, chl->challenge, sizeof(chl->challenge))) - return False; - if(!prs_uint8s (False, "reserved ", ps, depth, chl->reserved , sizeof(chl->reserved ))) - return False; - - return True; -} - -/******************************************************************* - Inits an RPC_AUTH_NTLMSSP_RESP structure. - - *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** - *** lkclXXXX the actual offset is at the start of the auth verifier *** -********************************************************************/ - -void init_rpc_auth_ntlmssp_resp(RPC_AUTH_NTLMSSP_RESP *rsp, - uchar lm_resp[24], uchar nt_resp[24], - const char *domain, const char *user, const char *wks, - uint32 neg_flags) -{ - uint32 offset; - int dom_len = strlen(domain); - int wks_len = strlen(wks); - int usr_len = strlen(user); - int lm_len = (lm_resp != NULL) ? 24 : 0; - int nt_len = (nt_resp != NULL) ? 24 : 0; - - DEBUG(5,("make_rpc_auth_ntlmssp_resp\n")); - -#ifdef DEBUG_PASSWORD - DEBUG(100,("lm_resp\n")); - dump_data(100, (char *)lm_resp, 24); - DEBUG(100,("nt_resp\n")); - dump_data(100, (char *)nt_resp, 24); -#endif - - DEBUG(6,("dom: %s user: %s wks: %s neg_flgs: 0x%x\n", - domain, user, wks, neg_flags)); - - offset = 0x40; - - if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) { - dom_len *= 2; - wks_len *= 2; - usr_len *= 2; - } - - init_str_hdr(&rsp->hdr_domain, dom_len, dom_len, offset); - offset += dom_len; - - init_str_hdr(&rsp->hdr_usr, usr_len, usr_len, offset); - offset += usr_len; - - init_str_hdr(&rsp->hdr_wks, wks_len, wks_len, offset); - offset += wks_len; - - init_str_hdr(&rsp->hdr_lm_resp, lm_len, lm_len, offset); - offset += lm_len; - - init_str_hdr(&rsp->hdr_nt_resp, nt_len, nt_len, offset); - offset += nt_len; - - init_str_hdr(&rsp->hdr_sess_key, 0, 0, offset); - - rsp->neg_flags = neg_flags; - - memcpy(rsp->lm_resp, lm_resp, 24); - memcpy(rsp->nt_resp, nt_resp, 24); - - if (neg_flags & NTLMSSP_NEGOTIATE_UNICODE) { - rpcstr_push(rsp->domain, domain, sizeof(rsp->domain), 0); - rpcstr_push(rsp->user, user, sizeof(rsp->user), 0); - rpcstr_push(rsp->wks, wks, sizeof(rsp->wks), 0); - } else { - fstrcpy(rsp->domain, domain); - fstrcpy(rsp->user, user); - fstrcpy(rsp->wks, wks); - } - - rsp->sess_key[0] = 0; -} - -/******************************************************************* - Reads or writes an RPC_AUTH_NTLMSSP_RESP structure. - - *** lkclXXXX FUDGE! HAVE TO MANUALLY SPECIFY OFFSET HERE (0x1c bytes) *** - *** lkclXXXX the actual offset is at the start of the auth verifier *** -********************************************************************/ - -BOOL smb_io_rpc_auth_ntlmssp_resp(const char *desc, RPC_AUTH_NTLMSSP_RESP *rsp, prs_struct *ps, int depth) -{ - if (rsp == NULL) - return False; - - prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_resp"); - depth++; - - if (ps->io) { - uint32 old_offset; - - /* reading */ - - ZERO_STRUCTP(rsp); - - if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth)) - return False; - - if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */ - return False; - - old_offset = prs_offset(ps); - - if(!prs_set_offset(ps, rsp->hdr_domain.buffer + 0xc)) - return False; - - if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain, - MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain)))) - return False; - - old_offset += rsp->hdr_domain.str_str_len; - - if(!prs_set_offset(ps, rsp->hdr_usr.buffer + 0xc)) - return False; - - if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user, - MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user)))) - return False; - - old_offset += rsp->hdr_usr.str_str_len; - - if(!prs_set_offset(ps, rsp->hdr_wks.buffer + 0xc)) - return False; - - if(!prs_uint8s(True, "wks ", ps, depth, (uint8*)rsp->wks, - MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks)))) - return False; - - old_offset += rsp->hdr_wks.str_str_len; - - if(!prs_set_offset(ps, rsp->hdr_lm_resp.buffer + 0xc)) - return False; - - if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp, - MIN(rsp->hdr_lm_resp.str_str_len, sizeof(rsp->lm_resp )))) - return False; - - old_offset += rsp->hdr_lm_resp.str_str_len; - - if(!prs_set_offset(ps, rsp->hdr_nt_resp.buffer + 0xc)) - return False; - - if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp, - MIN(rsp->hdr_nt_resp.str_str_len, sizeof(rsp->nt_resp )))) - return False; - - old_offset += rsp->hdr_nt_resp.str_str_len; - - if (rsp->hdr_sess_key.str_str_len != 0) { - - if(!prs_set_offset(ps, rsp->hdr_sess_key.buffer + 0x10)) - return False; - - old_offset += rsp->hdr_sess_key.str_str_len; - - if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, - MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key)))) - return False; - } - - if(!prs_set_offset(ps, old_offset)) - return False; - } else { - /* writing */ - if(!smb_io_strhdr("hdr_lm_resp ", &rsp->hdr_lm_resp, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_nt_resp ", &rsp->hdr_nt_resp, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_domain ", &rsp->hdr_domain, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_user ", &rsp->hdr_usr, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_wks ", &rsp->hdr_wks, ps, depth)) - return False; - if(!smb_io_strhdr("hdr_sess_key", &rsp->hdr_sess_key, ps, depth)) - return False; - - if(!prs_uint32("neg_flags", ps, depth, &rsp->neg_flags)) /* 0x0000 82b1 */ - return False; - - if(!prs_uint8s(True , "domain ", ps, depth, (uint8*)rsp->domain, - MIN(rsp->hdr_domain.str_str_len, sizeof(rsp->domain)))) - return False; - - if(!prs_uint8s(True , "user ", ps, depth, (uint8*)rsp->user, - MIN(rsp->hdr_usr.str_str_len, sizeof(rsp->user)))) - return False; - - if(!prs_uint8s(True , "wks ", ps, depth, (uint8*)rsp->wks, - MIN(rsp->hdr_wks.str_str_len, sizeof(rsp->wks)))) - return False; - if(!prs_uint8s(False, "lm_resp ", ps, depth, (uint8*)rsp->lm_resp, - MIN(rsp->hdr_lm_resp .str_str_len, sizeof(rsp->lm_resp)))) - return False; - if(!prs_uint8s(False, "nt_resp ", ps, depth, (uint8*)rsp->nt_resp, - MIN(rsp->hdr_nt_resp .str_str_len, sizeof(rsp->nt_resp )))) - return False; - if(!prs_uint8s(False, "sess_key", ps, depth, (uint8*)rsp->sess_key, - MIN(rsp->hdr_sess_key.str_str_len, sizeof(rsp->sess_key)))) - return False; - } - - return True; -} - -/******************************************************************* - Checks an RPC_AUTH_NTLMSSP_CHK structure. -********************************************************************/ - -BOOL rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, uint32 crc32, uint32 seq_num) -{ - if (chk == NULL) - return False; - - if (chk->crc32 != crc32 || - chk->ver != NTLMSSP_SIGN_VERSION || - chk->seq_num != seq_num) - { - DEBUG(5,("verify failed - crc %x ver %x seq %d\n", - crc32, NTLMSSP_SIGN_VERSION, seq_num)); - DEBUG(5,("verify expect - crc %x ver %x seq %d\n", - chk->crc32, chk->ver, chk->seq_num)); - return False; - } - return True; -} - -/******************************************************************* - Inits an RPC_AUTH_NTLMSSP_CHK structure. -********************************************************************/ - -void init_rpc_auth_ntlmssp_chk(RPC_AUTH_NTLMSSP_CHK *chk, - uint32 ver, uint32 crc32, uint32 seq_num) -{ - chk->ver = ver; - chk->reserved = 0x0; - chk->crc32 = crc32; - chk->seq_num = seq_num; -} - -/******************************************************************* - Reads or writes an RPC_AUTH_NTLMSSP_CHK structure. -********************************************************************/ - -BOOL smb_io_rpc_auth_ntlmssp_chk(const char *desc, RPC_AUTH_NTLMSSP_CHK *chk, prs_struct *ps, int depth) -{ - if (chk == NULL) - return False; - - prs_debug(ps, depth, desc, "smb_io_rpc_auth_ntlmssp_chk"); - depth++; - - if(!prs_align(ps)) - return False; - - if(!prs_uint32("ver ", ps, depth, &chk->ver)) - return False; - if(!prs_uint32("reserved", ps, depth, &chk->reserved)) - return False; - if(!prs_uint32("crc32 ", ps, depth, &chk->crc32)) - return False; - if(!prs_uint32("seq_num ", ps, depth, &chk->seq_num)) - return False; - - return True; -} |