2011-02-24 06:14:30 +03:00
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/* X-Chat
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* Copyright (C) 1998 Peter Zelezny.
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*
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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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*
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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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*
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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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2012-12-23 23:36:54 +04:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2011-02-24 06:14:30 +03:00
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*
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* MS Proxy (ISA server) support is (c) 2006 Pavel Fedin <sonic_amiga@rambler.ru>
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* based on Dante source code
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* Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
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* Inferno Nettverk A/S, Norway. All rights reserved.
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*/
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2013-04-01 03:02:03 +04:00
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#ifndef HEXCHAT_MSPROXY_H
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#define HEXCHAT_MSPROXY_H
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2011-02-24 06:14:30 +03:00
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#include "network.h"
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2012-10-25 02:16:27 +04:00
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#define MSPROXY_EXECUTABLE "hexchat.exe" /* This probably can be used for access control on the server side */
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2011-02-24 06:14:30 +03:00
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#define MSPROXY_MINLENGTH 172 /* minimum length of packet. */
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#define NT_MAXNAMELEN 17 /* maximum name length (domain etc), comes from NetBIOS */
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#define MSPROXY_VERSION 0x00010200 /* MS Proxy v2 ? */
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/* Commands / responses */
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#define MSPROXY_HELLO 0x0500 /* packet 1 from client. */
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#define MSPROXY_HELLO_ACK 0x1000 /* packet 1 from server. */
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#define MSPROXY_USERINFO_ACK 0x0400 /* packet 2 from server. */
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#define MSPROXY_AUTHENTICATE 0x4700 /* authentication request */
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#define MSPROXY_AUTHENTICATE_ACK 0x4714 /* authentication challenge */
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#define MSPROXY_AUTHENTICATE_2 0x4701 /* authentication response */
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#define MSPROXY_AUTHENTICATE_2_ACK 0x4715 /* authentication passed */
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#define MSPROXY_AUTHENTICATE_2_NAK 0x4716 /* authentication failure */
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#define MSPROXY_CONNECT 0x071e /* connect request. */
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#define MSPROXY_CONNECT_ACK 0x0703 /* connect request accepted. */
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#pragma pack(1)
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struct ntlm_buffer {
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guint16 len;
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guint16 alloc;
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guint32 offset;
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};
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struct msproxy_request_t {
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guint32 clientid; /* 1-4 */
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guint32 magic25; /* 5-8 */
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guint32 serverid; /* 9-12 */
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unsigned char serverack; /* 13: ack of last server packet */
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char pad10[3]; /* 14-16 */
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unsigned char sequence; /* 17: sequence # of this packet. */
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char pad11[7]; /* 18-24 */
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char RWSP[4]; /* 25-28: 0x52,0x57,0x53,0x50 */
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char pad15[8]; /* 29-36 */
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guint16 command; /* 37-38 */
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/* packet specifics start at 39. */
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union {
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struct {
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char pad1[18]; /* 39-56 */
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guint16 magic3; /* 57-58 */
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char pad3[114]; /* 59-172 */
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guint16 magic5; /* 173-174: 0x4b, 0x00 */
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char pad5[2]; /* 175-176 */
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guint16 magic10; /* 177-178: 0x14, 0x00 */
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char pad6[2]; /* 179-180 */
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guint16 magic15; /* 181-182: 0x04, 0x00 */
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char pad10[2]; /* 183-184 */
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guint16 magic16; /* 185-186 */
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char pad11[2]; /* 187-188 */
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guint16 magic20; /* 189-190: 0x57, 0x04 */
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guint16 magic25; /* 191-192: 0x00, 0x04 */
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guint16 magic30; /* 193-194: 0x01, 0x00 */
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char pad20[2]; /* 195-196: 0x4a, 0x02 */
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guint16 magic35; /* 197-198: 0x4a, 0x02 */
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char pad30[10]; /* 199-208 */
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guint16 magic40; /* 209-210: 0x30, 0x00 */
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char pad40[2]; /* 211-212 */
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guint16 magic45; /* 213-214: 0x44, 0x00 */
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char pad45[2]; /* 215-216 */
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guint16 magic50; /* 217-218: 0x39, 0x00 */
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char pad50[2]; /* 219-220 */
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char data[256]; /* 221-EOP: a sequence of NULL-terminated strings:
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- username;
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- empty string (just a NULL);
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- application name;
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- hostname */
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} hello;
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struct {
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char pad1[4]; /* 39-42 */
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guint16 magic2; /* 43-44 */
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char pad10[12]; /* 45-56 */
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guint32 bindaddr; /* 57-60: address to bind. */
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guint16 bindport; /* 61-62: port to bind. */
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char pad15[2]; /* 63-64 */
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guint16 magic3; /* 65-66 */
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guint16 boundport; /* 67-68 */
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char pad20[104]; /* 69-172 */
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char NTLMSSP[sizeof("NTLMSSP")]; /* 173-180: "NTLMSSP" */
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guint32 msgtype; /* 181-184: NTLM message type = 1 */
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guint32 flags; /* 185-188: NTLM message flags */
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guint16 magic20; /* 189-190: 0x28, 0x00 */
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char pad30[2]; /* 191-192 */
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guint16 magic25; /* 193-194: 0x96, 0x82 */
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guint16 magic30; /* 195-196: 0x01, 0x00 */
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char pad40[12]; /* 197-208 */
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guint16 magic50; /* 209-210: 0x30, 0x00 */
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char pad50[6]; /* 211-216 */
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guint16 magic55; /* 217-218: 0x30, 0x00 */
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char pad55[2]; /* 219-220 */
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char data[0]; /* Dummy end marker, no real data required */
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} auth;
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struct {
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char pad1[4]; /* 39-42 */
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guint16 magic1; /* 43-44 */
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guint32 magic2; /* 45-48 */
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char pad2[8]; /* 49-56 */
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guint16 magic3; /* 57-58 */
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char pad3[6]; /* 59-64 */
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guint16 magic4; /* 65-66 */
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guint16 boundport; /* 67-68 */
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char pad4[104]; /* 69-172 */
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char NTLMSSP[sizeof("NTLMSSP")]; /* 173-180: "NTLMSSP" */
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guint32 msgtype; /* 181-184: NTLM message type = 3 */
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struct ntlm_buffer lm_resp; /* 185-192: LM response security buffer */
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struct ntlm_buffer ntlm_resp; /* 193-200: NTLM response security buffer */
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struct ntlm_buffer ntdomain_buf; /* 201-208: domain name security buffer */
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struct ntlm_buffer username_buf; /* 209-216: username security buffer */
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struct ntlm_buffer clienthost_buf; /* 217-224: hostname security buffer */
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struct ntlm_buffer sessionkey_buf; /* 225-232: session key security buffer */
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guint32 flags; /* 233-236: message flags */
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char data[1024]; /* 237-EOP: data area */
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} auth2;
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struct {
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guint16 magic1; /* 39-40 */
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char pad1[2]; /* 41-42 */
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guint16 magic2; /* 43-44 */
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guint32 magic3; /* 45-48 */
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char pad5[8]; /* 48-56 */
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guint16 magic6; /* 57-58: 0x0200 */
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guint16 destport; /* 59-60 */
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guint32 destaddr; /* 61-64 */
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char pad10[4]; /* 65-68 */
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guint16 magic10; /* 69-70 */
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char pad15[2]; /* 71-72 */
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guint16 srcport; /* 73-74: port client connects from */
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char pad20[82]; /* 75-156 */
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char executable[256]; /* 76-EOP: application name */
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} connect;
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struct {
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guint16 magic1; /* 39-40 */
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char pad5[2]; /* 41-42 */
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guint16 magic5; /* 43-44 */
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guint32 magic10; /* 45-48 */
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char pad10[2]; /* 49-50 */
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guint16 magic15; /* 51-52 */
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guint32 magic16; /* 53-56 */
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guint16 magic20; /* 57-58 */
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guint16 clientport; /* 59-60: forwarded port. */
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guint32 clientaddr; /* 61-64: forwarded address. */
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guint32 magic30; /* 65-68 */
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guint32 magic35; /* 69-72 */
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guint16 serverport; /* 73-74: port server will connect to us from. */
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guint16 srcport; /* 75-76: connect request; port used on client behalf. */
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guint16 boundport; /* 77-78: bind request; port used on client behalf. */
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guint32 boundaddr; /* 79-82: addr used on client behalf */
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char pad30[90]; /* 83-172 */
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char data[0]; /* End marker */
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} connack;
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} packet;
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};
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struct msproxy_response_t {
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guint32 packetid; /* 1-4 */
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guint32 magic5; /* 5-8 */
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guint32 serverid; /* 9-12 */
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char clientack; /* 13: ack of last client packet. */
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char pad5[3]; /* 14-16 */
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unsigned char sequence; /* 17: sequence # of this packet. */
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char pad10[7]; /* 18-24 */
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char RWSP[4]; /* 25-28: 0x52,0x57,0x53,0x50 */
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char pad15[8]; /* 29-36 */
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guint16 command; /* 37-38 */
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union {
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struct {
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char pad5[18]; /* 39-56 */
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guint16 magic20; /* 57-58: 0x02, 0x00 */
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char pad10[6]; /* 59-64 */
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guint16 magic30; /* 65-66: 0x74, 0x01 */
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char pad15[2]; /* 67-68 */
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guint16 magic35; /* 69-70: 0x0c, 0x00 */
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char pad20[6]; /* 71-76 */
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guint16 magic50; /* 77-78: 0x04, 0x00 */
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char pad30[6]; /* 79-84 */
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guint16 magic60; /* 85-86: 0x65, 0x05 */
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char pad35[2]; /* 87-88 */
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guint16 magic65; /* 89-90: 0x02, 0x00 */
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char pad40[8]; /* 91-98 */
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guint16 udpport; /* 99-100 */
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guint32 udpaddr; /* 101-104 */
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} hello;
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struct {
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char pad1[6]; /* 39-44 */
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guint32 magic10; /* 45-48 */
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char pad3[10]; /* 49-58 */
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guint16 boundport; /* 59-60: port server bound for us. */
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guint32 boundaddr; /* 61-64: addr server bound for us. */
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char pad10[4]; /* 65-68 */
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guint16 magic15; /* 69-70 */
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char pad15[102]; /* 70-172 */
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char NTLMSSP[sizeof("NTLMSSP")]; /* 173-180: "NTLMSSP" */
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guint32 msgtype; /* 181-184: NTLM message type = 2 */
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struct ntlm_buffer target; /* 185-192: target security buffer */
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guint32 flags; /* 193-196: NTLM message flags */
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char challenge[8]; /* 197-204: NTLM challenge request */
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char context[8]; /* 205-212: NTLM context */
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char data[1024]; /* 213-EOP: target information data */
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} auth;
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struct {
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guint16 magic1; /* 39-40 */
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char pad5[18]; /* 41-58 */
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guint16 clientport; /* 59-60: forwarded port. */
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guint32 clientaddr; /* 61-64: forwarded address. */
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guint32 magic10; /* 65-68 */
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guint32 magic15; /* 69-72 */
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guint16 serverport; /* 73-74: port server will connect to us from. */
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guint16 srcport; /* 75-76: connect request; port used on client behalf. */
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guint16 boundport; /* 77-78: bind request; port used on client behalf. */
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guint32 boundaddr; /* 79-82: addr used on client behalf */
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char pad10[90]; /* 83-172 */
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} connect;
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} packet;
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};
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#pragma pack()
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int traverse_msproxy (int sok, char *serverAddr, int port, struct msproxy_state_t *state, netstore *ns_proxy, int csok4, int csok6, int *csok, char bound);
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void msproxy_keepalive (void);
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2013-04-01 03:02:03 +04:00
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#endif
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