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293 lines
8.3 KiB
C
293 lines
8.3 KiB
C
/*
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Unix SMB/Netbios implementation.
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Version 1.9.
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SMB parameters and setup
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Copyright (C) Andrew Tridgell 1992-1997
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Copyright (C) Luke Kenneth Casson Leighton 1996-1997
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Copyright (C) Paul Ashton 1997
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _DCE_RPC_H /* _DCE_RPC_H */
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#define _DCE_RPC_H
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#include "rpc_misc.h" /* this only pulls in STRHDR */
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/* DCE/RPC packet types */
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enum RPC_PKT_TYPE
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{
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RPC_REQUEST = 0x00,
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RPC_RESPONSE = 0x02,
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RPC_FAULT = 0x03,
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RPC_BIND = 0x0B,
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RPC_BINDACK = 0x0C,
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RPC_ALTCONT = 0x0E,
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RPC_ALTCONTRESP = 0x0F,
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RPC_BINDRESP = 0x10 /* not the real name! this is undocumented! */
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};
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/* DCE/RPC flags */
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#define RPC_FLG_FIRST 0x01
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#define RPC_FLG_LAST 0x02
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/* NTLMSSP message types */
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enum NTLM_MESSAGE_TYPE
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{
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NTLMSSP_NEGOTIATE = 1,
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NTLMSSP_CHALLENGE = 2,
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NTLMSSP_AUTH = 3,
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NTLMSSP_UNKNOWN = 4
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};
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/* NTLMSSP negotiation flags */
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#define NTLMSSP_NEGOTIATE_UNICODE 0x00000001
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#define NTLMSSP_NEGOTIATE_OEM 0x00000002
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#define NTLMSSP_REQUEST_TARGET 0x00000004
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#define NTLMSSP_NEGOTIATE_SIGN 0x00000010
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#define NTLMSSP_NEGOTIATE_SEAL 0x00000020
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#define NTLMSSP_NEGOTIATE_LM_KEY 0x00000080
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#define NTLMSSP_NEGOTIATE_00000100 0x00000100
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#define NTLMSSP_NEGOTIATE_NTLM 0x00000200
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#define NTLMSSP_NEGOTIATE_00000400 0x00000400
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#define NTLMSSP_NEGOTIATE_00001000 0x00001000
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#define NTLMSSP_NEGOTIATE_00002000 0x00002000
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#define NTLMSSP_NEGOTIATE_ALWAYS_SIGN 0x00008000
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#define NTLMSSP_NEGOTIATE_NTLM2 0x00080000
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#define NTLMSSP_NEGOTIATE_TARGET_INFO 0x00800000
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#define NTLMSSP_NEGOTIATE_128 0x20000000
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#define NTLMSSP_NEGOTIATE_KEY_EXCH 0x40000000
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/* NTLMSSP signature version */
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#define NTLMSSP_SIGN_VERSION 0x01
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/* RPC_IFACE */
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typedef struct rpc_iface_info
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{
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uint8 data[16]; /* 16 bytes of rpc interface identification */
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uint32 version; /* the interface version number */
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} RPC_IFACE;
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struct pipe_id_info
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{
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/* the names appear not to matter: the syntaxes _do_ matter */
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char *client_pipe;
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RPC_IFACE abstr_syntax; /* this one is the abstract syntax id */
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char *server_pipe; /* this one is the secondary syntax name */
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RPC_IFACE trans_syntax; /* this one is the primary syntax id */
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};
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/* RPC_HDR - dce rpc header */
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typedef struct rpc_hdr_info
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{
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uint8 major; /* 5 - RPC major version */
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uint8 minor; /* 0 - RPC minor version */
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uint8 pkt_type; /* RPC_PKT_TYPE - RPC response packet */
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uint8 flags; /* DCE/RPC flags */
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uint32 pack_type; /* 0x1000 0000 - packed data representation */
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uint16 frag_len; /* fragment length - data size (bytes) inc header and tail. */
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uint16 auth_len; /* 0 - authentication length */
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uint32 call_id; /* call identifier. matches 12th uint32 of incoming RPC data. */
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} RPC_HDR;
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/* RPC_HDR_REQ - ms request rpc header */
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typedef struct rpc_hdr_req_info
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{
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uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
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uint16 context_id; /* 0 - presentation context identifier */
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uint16 opnum; /* opnum */
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} RPC_HDR_REQ;
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/* RPC_HDR_RESP - ms response rpc header */
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typedef struct rpc_hdr_resp_info
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{
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uint32 alloc_hint; /* allocation hint - data size (bytes) minus header and tail. */
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uint16 context_id; /* 0 - presentation context identifier */
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uint8 cancel_count; /* 0 - cancel count */
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uint8 reserved; /* 0 - reserved. */
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} RPC_HDR_RESP;
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/* this seems to be the same string name depending on the name of the pipe,
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* but is more likely to be linked to the interface name
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* "srvsvc", "\\PIPE\\ntsvcs"
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* "samr", "\\PIPE\\lsass"
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* "wkssvc", "\\PIPE\\wksvcs"
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* "NETLOGON", "\\PIPE\\NETLOGON"
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*/
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/* RPC_ADDR_STR */
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typedef struct rpc_addr_info
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{
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uint16 len; /* length of the string including null terminator */
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fstring str; /* the string above in single byte, null terminated form */
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} RPC_ADDR_STR;
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/* RPC_HDR_BBA */
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typedef struct rpc_hdr_bba_info
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{
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uint16 max_tsize; /* maximum transmission fragment size (0x1630) */
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uint16 max_rsize; /* max receive fragment size (0x1630) */
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uint32 assoc_gid; /* associated group id (0x0) */
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} RPC_HDR_BBA;
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/* RPC_HDR_AUTHA */
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typedef struct rpc_hdr_autha_info
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{
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uint16 max_tsize; /* maximum transmission fragment size (0x1630) */
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uint16 max_rsize; /* max receive fragment size (0x1630) */
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uint8 auth_type; /* 0x0a */
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uint8 auth_level; /* 0x06 */
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uint8 stub_type_len; /* don't know */
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uint8 padding; /* padding */
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uint32 unknown; /* 0x0014a0c0 */
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} RPC_HDR_AUTHA;
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/* RPC_HDR_AUTH */
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typedef struct rpc_hdr_auth_info
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{
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uint8 auth_type; /* 0x0a */
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uint8 auth_level; /* 0x06 */
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uint8 stub_type_len; /* don't know */
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uint8 padding; /* padding */
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uint32 unknown; /* pointer */
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} RPC_HDR_AUTH;
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/* RPC_BIND_REQ - ms req bind */
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typedef struct rpc_bind_req_info
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{
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RPC_HDR_BBA bba;
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uint32 num_elements; /* the number of elements (0x1) */
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uint16 context_id; /* presentation context identifier (0x0) */
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uint8 num_syntaxes; /* the number of syntaxes (has always been 1?)(0x1) */
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RPC_IFACE abstract; /* num and vers. of interface client is using */
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RPC_IFACE transfer; /* num and vers. of interface to use for replies */
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} RPC_HDR_RB;
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/* RPC_RESULTS - can only cope with one reason, right now... */
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typedef struct rpc_results_info
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{
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/* uint8[] # 4-byte alignment padding, against SMB header */
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uint8 num_results; /* the number of results (0x01) */
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/* uint8[] # 4-byte alignment padding, against SMB header */
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uint16 result; /* result (0x00 = accept) */
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uint16 reason; /* reason (0x00 = no reason specified) */
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} RPC_RESULTS;
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/* RPC_HDR_BA */
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typedef struct rpc_hdr_ba_info
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{
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RPC_HDR_BBA bba;
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RPC_ADDR_STR addr ; /* the secondary address string, as described earlier */
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RPC_RESULTS res ; /* results and reasons */
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RPC_IFACE transfer; /* the transfer syntax from the request */
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} RPC_HDR_BA;
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/* RPC_AUTH_VERIFIER */
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typedef struct rpc_auth_verif_info
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{
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fstring signature; /* "NTLMSSP" */
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uint32 msg_type; /* NTLMSSP_MESSAGE_TYPE (1,2,3) */
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} RPC_AUTH_VERIFIER;
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/* this is TEMPORARILY coded up as a specific structure */
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/* this structure comes after the bind request */
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/* RPC_AUTH_NTLMSSP_NEG */
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typedef struct rpc_auth_ntlmssp_neg_info
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{
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uint32 neg_flgs; /* 0x0000 b2b3 */
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STRHDR hdr_myname; /* offset is against START of this structure */
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STRHDR hdr_domain; /* offset is against START of this structure */
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fstring myname; /* calling workstation's name */
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fstring domain; /* calling workstations's domain */
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} RPC_AUTH_NTLMSSP_NEG;
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/* this is TEMPORARILY coded up as a specific structure */
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/* this structure comes after the bind acknowledgement */
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/* RPC_AUTH_NTLMSSP_CHAL */
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typedef struct rpc_auth_ntlmssp_chal_info
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{
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uint32 unknown_1; /* 0x0000 0000 */
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uint32 unknown_2; /* 0x0000 0028 */
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uint32 neg_flags; /* 0x0000 82b1 */
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uint8 challenge[8]; /* ntlm challenge */
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uint8 reserved [8]; /* zeros */
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} RPC_AUTH_NTLMSSP_CHAL;
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/* RPC_AUTH_NTLMSSP_RESP */
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typedef struct rpc_auth_ntlmssp_resp_info
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{
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STRHDR hdr_lm_resp; /* LM response (NULL or 24 bytes) */
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STRHDR hdr_nt_resp; /* NT response (NULL, 24 or variable-length) */
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STRHDR hdr_domain;
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STRHDR hdr_usr;
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STRHDR hdr_wks;
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STRHDR hdr_sess_key; /* NULL unless negotiated */
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uint32 neg_flags; /* 0x0000 82b1 */
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fstring sess_key;
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fstring wks;
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fstring user;
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fstring domain;
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fstring nt_resp;
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fstring lm_resp;
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} RPC_AUTH_NTLMSSP_RESP;
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/* attached to the end of encrypted rpc requests and responses */
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/* RPC_AUTH_NTLMSSP_CHK */
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typedef struct rpc_auth_ntlmssp_chk_info
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{
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uint32 ver; /* 0x0000 0001 */
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uint32 reserved;
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uint32 crc32; /* checksum using 0xEDB8 8320 as a polynomial */
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uint32 seq_num;
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} RPC_AUTH_NTLMSSP_CHK;
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#endif /* _DCE_RPC_H */
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