/*
Plugin of Miranda IM for communicating with users of the AIM protocol.
Copyright (c) 2008-2012 Boris Krasnovskiy
Copyright (C) 2005-2006 Aaron Myles Landwehr

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, see <http://www.gnu.org/licenses/>.
*/

#include "stdafx.h"

void CAimProto::snac_md5_authkey(SNAC &snac, HANDLE hServerConn, unsigned short &seqno, const char* username, const char* password)//family 0x0017
{
	if (snac.subcmp(0x0007))//md5 authkey string
	{
		unsigned short length = snac.ushort();
		char* authkey = snac.part(2, length);
		aim_auth_request(hServerConn, seqno, authkey, AIM_LANGUAGE, AIM_COUNTRY, username, password);
		mir_free(authkey);
	}
}

int CAimProto::snac_authorization_reply(SNAC &snac)//family 0x0017
{
	int res = 0;

	if (snac.subcmp(0x0003)) {
		char* server = NULL;
		int address = 0;
		unsigned short port;
		unsigned char use_ssl = 0;

		while (address < snac.len()) {
			TLV tlv(snac.val(address));
			if (tlv.cmp(0x0005))
				server = tlv.dup();
			else if (tlv.cmp(0x0006)) {
				Netlib_CloseHandle(m_hServerConn);

				if (server == NULL) return 3;
				char* delim = strchr(server, ':');
				port = delim ? (unsigned short)atoi(delim + 1) : get_default_port();
				if (delim) *delim = 0;

				m_hServerConn = aim_connect(server, port, use_ssl != 0, "bos.oscar.aol.com");
				if (m_hServerConn) {
					mir_free(COOKIE);
					COOKIE_LENGTH = tlv.len();
					COOKIE = tlv.dup();
					ForkThread(&CAimProto::aim_protocol_negotiation, 0);
					res = 1;
				}
				else
					res = 3;
				break;
			}
			else if (tlv.cmp(0x0008)) {
				login_error(tlv.ushort());
				res = 2;
				break;
			}
			else if (tlv.cmp(0x0011)) {
				char* email = tlv.dup();
				setString(AIM_KEY_EM, email);
				mir_free(email);
			}
			else if (tlv.cmp(0x008e)) {
				use_ssl = tlv.ubyte();
			}
			address += tlv.len() + 4;
		}
		mir_free(server);
	}
	return res;
}
void CAimProto::snac_supported_families(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x0001
{
	if (snac.subcmp(0x0003))//server supported service list
	{
		aim_send_service_request(hServerConn, seqno);
	}
}
void CAimProto::snac_supported_family_versions(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x0001
{
	if (snac.subcmp(0x0018))//service list okayed
	{
		aim_request_rates(hServerConn, seqno);//request some rate crap
	}
}
void CAimProto::snac_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_request_icbm(hServerConn, seqno);
	}
}
void CAimProto::snac_mail_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_request_mail(hServerConn, seqno);
		aim_activate_mail(hServerConn, seqno);
		aim_mail_ready(hServerConn, seqno);
	}
}

void CAimProto::snac_avatar_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_avatar_ready(hServerConn, seqno);
		SetEvent(m_hAvatarEvent);
	}
}

void CAimProto::snac_chatnav_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_chatnav_request_limits(m_hChatNavConn, m_chatnav_seqno); // Get the max number of rooms we're allowed in.
	}
}

void CAimProto::snac_chat_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_chat_ready(hServerConn, seqno);
	}
}

void CAimProto::snac_icbm_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x0004
{
	if (snac.subcmp(0x0005)) {
		switch (m_iDesiredStatus) {
		case ID_STATUS_ONLINE:
			broadcast_status(ID_STATUS_ONLINE);
			aim_set_status(hServerConn, seqno, AIM_STATUS_ONLINE);
			break;

		case ID_STATUS_INVISIBLE:
			broadcast_status(ID_STATUS_INVISIBLE);
			aim_set_status(hServerConn, seqno, AIM_STATUS_INVISIBLE);
			break;

		case ID_STATUS_OCCUPIED:
			broadcast_status(ID_STATUS_OCCUPIED);
			aim_set_status(hServerConn, seqno, AIM_STATUS_BUSY | AIM_STATUS_AWAY);
			break;

		case ID_STATUS_AWAY:
			broadcast_status(ID_STATUS_AWAY);
			aim_set_status(hServerConn, seqno, AIM_STATUS_AWAY);
			break;
		}

		char** msgptr = get_status_msg_loc(m_iDesiredStatus);
		replaceStr(m_last_status_msg, msgptr ? *msgptr: NULL);
		aim_set_statusmsg(hServerConn, seqno, m_last_status_msg);

		if (m_iDesiredStatus == ID_STATUS_AWAY)
			aim_set_away(hServerConn, seqno, m_last_status_msg, true);

		if (getByte(AIM_KEY_II, 0)) {
			unsigned long time = getDword(AIM_KEY_IIT, 0);
			aim_set_idle(hServerConn, seqno, time * 60);
			m_instantidle = 1;
		}
		aim_request_list(hServerConn, seqno);
	}
}

void CAimProto::snac_self_info(SNAC &snac)//family 0x0001
{
	if (snac.subcmp(0x000f)) {
		int offset = snac.flags() & 0x8000 ? snac.ushort(0) + 2 : 0;

		unsigned char sn_len = snac.ubyte(offset++);
		char* sn = snac.part(offset, sn_len);
		offset += sn_len + 2;

		int tlv_count = snac.ushort(offset);
		offset += 2;

		for (int i = 0; i < tlv_count; i++) {
			TLV tlv(snac.val(offset));
			offset += TLV_HEADER_SIZE + tlv.len();

			if (tlv.cmp(0x000a)) {
				m_detected_ip = tlv.ulong();
			}
		}
		mir_free(sn);
	}
}

void CAimProto::snac_user_online(SNAC &snac)//family 0x0003
{
	if (snac.subcmp(0x000b)) {
		char client[100] = "";
		bool hiptop_user = false;
		bool bot_user = false;
		bool wireless_user = false;
		bool away_user = false;
		bool caps_included = false;
		unsigned long status_type = 0;	// 0 = online

		char *hash_sm = NULL, *hash_lg = NULL;

		unsigned char sn_len = snac.ubyte();
		char* sn = snac.part(1, sn_len);
		MCONTACT hContact = contact_from_sn(sn, true);

		int offset = sn_len + 3;
		int tlv_count = snac.ushort(offset);
		offset += 2;

		for (int i = 0; i < tlv_count; i++) {
			TLV tlv(snac.val(offset));
			offset += TLV_HEADER_SIZE;
			if (tlv.cmp(0x0001)) { // user m_iStatus
				unsigned short status = tlv.ushort();
				int unconfirmed = status & 0x0001;
				int admin_aol = status & 0x0002;
				int aol = status & 0x0004;
				//int nonfree   = status & 0x0008;
				//int aim       = status & 0x0010;
				int away = status & 0x0020;
				int icq = status & 0x0040;
				int wireless = status & 0x0080;
				int bot = status & 0x0400;
				setString(hContact, AIM_KEY_NK, sn);

				if (icq)
					setString(hContact, "Transport", "ICQ");
				else
					delSetting(hContact, "Transport");

				if (admin_aol)
					setByte(hContact, AIM_KEY_AC, ACCOUNT_TYPE_ADMIN);
				else if (aol)
					setByte(hContact, AIM_KEY_AC, ACCOUNT_TYPE_AOL);
				else if (icq)
					setByte(hContact, AIM_KEY_AC, ACCOUNT_TYPE_ICQ);
				else if (unconfirmed)
					setByte(hContact, AIM_KEY_AC, ACCOUNT_TYPE_UNCONFIRMED);
				else
					setByte(hContact, AIM_KEY_AC, ACCOUNT_TYPE_CONFIRMED);

				if (bot) {
					mir_strcpy(client, CLIENT_BOT);
					bot_user = 1;
				}
				if (wireless) {
					mir_strcpy(client, CLIENT_SMS);
					wireless_user = 1;
				}
				else if (away) {
					away_user = 1;
				}
				setDword(hContact, AIM_KEY_IT, 0);//erase idle time
				setDword(hContact, AIM_KEY_OT, 0);//erase online time
			}
			else if (tlv.cmp(0x0006))	// Status
			{
				status_type = tlv.ulong() & 0x00000FFF;
			}
			else if (tlv.cmp(0x000d)) {
				caps_included = true;

				for (int k = 0; k < tlv.len(); k += 16) {
					char *cap = tlv.part(k, 16);
					if (memcmp(cap, "MirandaM", 8) == 0) {
						char a = cap[8];
						char b = cap[9];
						char c = cap[10];
						char d = cap[11];
						char e = cap[12];
						char f = cap[13];
						char g = cap[14];
						char h = cap[15];
						mir_snprintf(client, CLIENT_OSCARJ, a & 0x7f, b, c, d, alpha_cap_str(a), e & 0x7f, f, g, h, alpha_cap_str(e));
					}
					else if (memcmp(cap, "MirandaA", 8) == 0) {
						char a = cap[8];
						char b = cap[9];
						char c = cap[10];
						char d = cap[11];
						char e = cap[12];
						char f = cap[13];
						char g = cap[14];
						char h = cap[15];
						mir_snprintf(client, CLIENT_AIMOSCAR, a, b, c, d, e, f, g, h);
					}
					if (memcmp(cap, "sinj", 4) == 0) {
						char a = cap[4];
						char b = cap[5];
						char c = cap[6];
						char d = cap[7];
						char e = cap[8];
						char f = cap[9];
						char g = cap[10];
						char h = cap[11];
						mir_snprintf(client, CLIENT_OSCARSN, a & 0x7f, b, c, d, alpha_cap_str(a), e & 0x7f, f, g, h, alpha_cap_str(e), secure_cap_str(&cap[12]));
					}
					if (memcmp(cap, "icqp", 4) == 0) {
						char a = cap[4];
						char b = cap[5];
						char c = cap[6];
						char d = cap[7];
						char e = cap[8];
						char f = cap[9];
						char g = cap[10];
						char h = cap[11];
						mir_snprintf(client, CLIENT_OSCARPL, a & 0x7f, b, c, d, alpha_cap_str(a), e & 0x7f, f, g, h, alpha_cap_str(e), secure_cap_str(&cap[12]));
					}
					else if (memcmp(cap, "Kopete ICQ", 10) == 0) {
						mir_strcpy(client, CLIENT_KOPETE);
					}
					else if (memcmp(&cap[7], "QIP", 3) == 0) {
						mir_strcpy(client, CLIENT_QIP);
					}
					else if (memcmp(cap, "mICQ", 4) == 0) {
						mir_strcpy(client, CLIENT_MICQ);
					}
					else if (cap_cmp(cap, AIM_CAP_IM2) == 0) {
						mir_strcpy(client, CLIENT_IM2);
					}
					else if (memcmp(cap, "SIM client", 10) == 0) {
						mir_strcpy(client, CLIENT_SIM);
					}
					else if (memcmp(cap + 4, "naim", 4) == 0) {
						mir_strcpy(client, CLIENT_NAIM);
					}
					else if (memcmp(cap, "digsby", 6) == 0) {
						mir_strcpy(client, CLIENT_DIGSBY);
					}
					mir_free(cap);
				}
			}
			else if (tlv.cmp(0x0019)) { // new caps
				caps_included = 1;
				bool f002 = 0, f003 = 0, f004 = 0, f005 = 0, f007 = 0, f008 = 0,
					O101 = 0, O102 = 0, O103 = 0, O104 = 0, O105 = 0, O107 = 0, O1ff = 0,
					O10a = 0, O10c = 0, O10d = 0,
					l341 = 0, l343 = 0, l345 = 0, l346 = 0, l347 = 0, l348 = 0, l349 = 0, l34b = 0, l34e = 0;

				for (int k = 0; k < tlv.len(); k = k + 2) {
					unsigned short cap = tlv.ushort(k);
					if (cap == 0xf002)
						f002 = 1;
					if (cap == 0xf003)
						f003 = 1;
					if (cap == 0xf004)
						f004 = 1;
					if (cap == 0xf005)
						f005 = 1;
					if (cap == 0xf007)
						f007 = 1;
					if (cap == 0xf008)
						f008 = 1;
					if (cap == 0x0101)
						O101 = 1;
					if (cap == 0x0102)
						O102 = 1;
					if (cap == 0x0103)
						O103 = 1;
					if (cap == 0x0104)
						O104 = 1;
					if (cap == 0x0105)
						O105 = 1;
					if (cap == 0x0107)
						O107 = 1;
					if (cap == 0x010a)
						O10a = 1;
					if (cap == 0x010c)
						O10c = 1;
					if (cap == 0x010d)
						O10d = 1;
					if (cap == 0x01ff)
						O1ff = 1;
					if (cap == 0x1323) {
						mir_strcpy(client, CLIENT_GPRS);
						hiptop_user = 1;
					}
					if (cap == 0x1341)
						l341 = 1;
					if (cap == 0x1343)
						l343 = 1;
					if (cap == 0x1345)
						l345 = 1;
					if (cap == 0x1346)
						l346 = 1;
					if (cap == 0x1347)
						l347 = 1;
					if (cap == 0x1348)
						l348 = 1;
					if (cap == 0x1349)
						l349 = 1;
					if (cap == 0x134b)
						l34b = 1;
					if (cap == 0x134e)
						l34e = 1;
				}

				if (f002 && f003 && f004 && f005)
					mir_strcpy(client, CLIENT_TRILLIAN_PRO);
				else if ((f004 && f005 && f007 && f008) || (f004 && f005 && O104 && O105))
					mir_strcpy(client, CLIENT_ICHAT);
				else if (f003&f004&f005)
					mir_strcpy(client, CLIENT_TRILLIAN);
				else if (l343 && O1ff && tlv.len() == 4)
					mir_strcpy(client, CLIENT_TRILLIAN_ASTRA);
				else if (l343 && tlv.len() == 2)
					mir_strcpy(client, CLIENT_AIMTOC);
				else if (l343 && l345 && l346 && tlv.len() == 6)
					mir_strcpy(client, CLIENT_GAIM);
				else if (l343 && l345 && l346 && l34e && tlv.len() == 8)
					mir_strcpy(client, CLIENT_PURPLE);
				else if (l343 && l345 && l346 && l349 && l34e && tlv.len() == 10)
					mir_strcpy(client, CLIENT_PURPLE);
				else if (l343 && l345 && l34e && tlv.len() == 6)
					mir_strcpy(client, CLIENT_ADIUM);
				else if (l343 && l346 && l34e && tlv.len() == 6)
					mir_strcpy(client, CLIENT_TERRAIM);
				else if (tlv.len() == 0 && getWord(hContact, AIM_KEY_ST, 0) != ID_STATUS_ONTHEPHONE)
					mir_strcpy(client, CLIENT_AIMEXPRESS5);
				else if (l34b && l343 && O1ff && l345 && l346 && tlv.len() == 10)
					mir_strcpy(client, CLIENT_AIMEXPRESS6);
				else if (l34b && l341 && l343 && O1ff && l345 && l346 && l347)
					mir_strcpy(client, CLIENT_AIM5);
				else if (l34b && l341 && l343 && l345&l346 && l347 && l348)
					mir_strcpy(client, CLIENT_AIM4);
				else if (O1ff && l343 && O107 && l341 && O104 && O105 && O101 && l346) {
					if (O10d)
						mir_strcpy(client, CLIENT_AIM6_9);
					else if (O10c)
						mir_strcpy(client, CLIENT_AIM6_8);
					else if (O10a)
						mir_strcpy(client, CLIENT_AIM6_5);
					else
						mir_strcpy(client, CLIENT_AIM_TRITON);
				}
				else if (O1ff && l343 && l341 && O104 && O105 && O101 && l346)
					mir_strcpy(client, CLIENT_AIM7_0);
				else if (l346 && l34e && tlv.len() == 4)
					mir_strcpy(client, CLIENT_MEEBO);
				else if (l34e && tlv.len() == 2)
					mir_strcpy(client, CLIENT_BEEJIVE);
				else if (l34e && l343 && tlv.len() == 4)
					mir_strcpy(client, CLIENT_BEEJIVE);
			}
			else if (tlv.cmp(0x001d)) { // bart
				if (hContact) {
					bool msg_exist = false;
					for (int k = 0; k < tlv.len(); ) {
						// Bart header
						unsigned short type = tlv.ushort(k);
						unsigned char flags = tlv.ubyte(k + 2);
						unsigned char datalen = tlv.ubyte(k + 3);

						switch (type) {
						case 0x0001:
							hash_sm = bytes_to_string(tlv.val() + k + 4, datalen);
							break;

						case 0x000c:
							hash_lg = bytes_to_string(tlv.val() + k + 4, datalen);
							break;

						case 0x0002:
							if ((flags & 4) && datalen > 2) {
								unsigned short len = tlv.ushort(k + 4);
								if (len) {
									msg_exist = true;
									char* msg = tlv.part(k + 6, len);
									char* msg_s = process_status_msg(msg, sn);
									db_set_utf(hContact, MOD_KEY_CL, OTH_KEY_SM, msg_s);

									wchar_t* tszMsg = mir_utf8decodeW(msg_s);
									ProtoBroadcastAck(hContact, ACKTYPE_AWAYMSG, ACKRESULT_SUCCESS, NULL, (LPARAM)tszMsg);
									mir_free(tszMsg);
									mir_free(msg);
									mir_free(msg_s);
								}
							}
							break;
						}
						k += 4 + datalen;
					}

					if (!msg_exist)
						db_unset(hContact, MOD_KEY_CL, OTH_KEY_SM);
				}
			}
			else if (tlv.cmp(0x0004)) { //idle tlv
				if (hContact) {
					time_t current_time;
					time(&current_time);
					setDword(hContact, AIM_KEY_IT, ((DWORD)current_time) - tlv.ushort() * 60);
				}
			}
			else if (tlv.cmp(0x0003)) { // online time tlv
				if (hContact)
					setDword(hContact, AIM_KEY_OT, tlv.ulong());
			}
			else if (tlv.cmp(0x0005)) { // member since 
				if (hContact)
					setDword(hContact, AIM_KEY_MS, tlv.ulong());
			}
			offset += tlv.len();
		}

		if (status_type & AIM_STATUS_INVISIBLE)
			setWord(hContact, AIM_KEY_ST, ID_STATUS_INVISIBLE);
		else if (status_type & AIM_STATUS_BUSY)
			setWord(hContact, AIM_KEY_ST, ID_STATUS_OCCUPIED);
		else if (status_type & AIM_STATUS_AWAY || away_user)
			setWord(hContact, AIM_KEY_ST, ID_STATUS_AWAY);
		else if (wireless_user)
			setWord(hContact, AIM_KEY_ST, ID_STATUS_ONTHEPHONE);
		else
			setWord(hContact, AIM_KEY_ST, ID_STATUS_ONLINE);

		if (hash_lg)
			avatar_request_handler(hContact, hash_lg, 12);
		else
			avatar_request_handler(hContact, hash_sm, 1);

		if (bot_user)
			setByte(hContact, AIM_KEY_ET, EXTENDED_STATUS_BOT);
		else if (hiptop_user)
			setByte(hContact, AIM_KEY_ET, EXTENDED_STATUS_HIPTOP);
		if (caps_included)
			set_contact_icon(this, hContact);

		if (caps_included || client[0])
			setString(hContact, AIM_KEY_MV, client[0] ? client : "?");
		else if (atoi(sn))
			setString(hContact, AIM_KEY_MV, CLIENT_ICQ);
		else if (getBool(hContact, AIM_KEY_BLS, false))
			setString(hContact, AIM_KEY_MV, CLIENT_BLAST);
		else
			setString(hContact, AIM_KEY_MV, CLIENT_AIMEXPRESS7);

		mir_free(hash_lg);
		mir_free(hash_sm);
		mir_free(sn);
	}
}

void CAimProto::snac_user_offline(SNAC &snac)//family 0x0003
{
	if (snac.subcmp(0x000c)) {
		unsigned char buddy_length = snac.ubyte();
		char* buddy = snac.part(1, buddy_length);
		MCONTACT hContact = contact_from_sn(buddy, true);
		if (hContact)
			offline_contact(hContact, 0);
		mir_free(buddy);
	}
}
void CAimProto::snac_error(SNAC &snac)//family 0x0003 or 0x0004
{
	if (snac.subcmp(0x0001))
		get_error(snac.ushort());
}

void CAimProto::process_ssi_list(SNAC &snac, int &offset)
{
	unsigned short name_length = snac.ushort(offset);
	char* name = snac.part(offset + 2, name_length);
	unsigned short group_id = snac.ushort(offset + 2 + name_length);
	unsigned short item_id = snac.ushort(offset + 4 + name_length);
	unsigned short type = snac.ushort(offset + 6 + name_length);
	unsigned short tlv_size = snac.ushort(offset + 8 + name_length);
	const int tlv_base = offset + name_length + 10;

	switch (type) {
	case 0x0000: //buddy record
		{
			MCONTACT hContact = contact_from_sn(name, true);
			if (hContact) {
				int i;
				for (i = 1;; i++) {
					if (!getBuddyId(hContact, i)) {
						setBuddyId(hContact, i, item_id);
						setGroupId(hContact, i, group_id);
						break;
					}
				}
				if (i == 1 && getByte(AIM_KEY_MG, 1)) {
					const char* group = m_group_list.find_name(group_id);
					if (group) {
						bool ok = false;
						DBVARIANT dbv;
						if (!db_get_utf(hContact, MOD_KEY_CL, OTH_KEY_GP, &dbv) && dbv.pszVal[0]) {
							ok = mir_strcmp(group, dbv.pszVal) == 0;
							db_free(&dbv);
						}
						else ok = mir_strcmp(group, AIM_DEFAULT_GROUP) == 0;

						if (!ok) {
							if (mir_strcmp(group, AIM_DEFAULT_GROUP))
								db_set_utf(hContact, MOD_KEY_CL, OTH_KEY_GP, group);
							else
								db_unset(hContact, MOD_KEY_CL, OTH_KEY_GP);
						}
					}
				}
				setWord(hContact, AIM_KEY_ST, ID_STATUS_OFFLINE);

				bool nickfound = false;
				for (int tlv_offset = 0; tlv_offset < tlv_size;) {
					TLV tlv(snac.val(tlv_base + tlv_offset));

					if (tlv.cmp(0x0131) && tlv.len()) {
						char* nick = tlv.dup();
						db_set_utf(hContact, MOD_KEY_CL, "MyHandle", nick);
						mir_free(nick);
						nickfound = true;
					}
					else if (tlv.cmp(0x7b))
						setByte(hContact, AIM_KEY_BLS, 1);
					else if (tlv.cmp(0x6a))
						setByte(hContact, AIM_KEY_NIL, 1);

					tlv_offset += TLV_HEADER_SIZE + tlv.len();
				}
				if (!nickfound && getDword(AIM_KEY_LV, 0) >= 0x80500)
					db_unset(hContact, MOD_KEY_CL, "MyHandle");
			}
		}
		break;

	case 0x0001: //group record
		if (group_id) {
			m_group_list.add(name, group_id);
			if (getByte(AIM_KEY_MG, 1))
				create_group(name);
		}
		break;

	case 0x0002: //permit record
		m_allow_list.add(name, item_id);
		break;

	case 0x0003: //deny record
		m_block_list.add(name, item_id);
		break;

	case 0x0004: //privacy record
		if (group_id == 0) {
			m_pd_info_id = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size;) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00ca))
					m_pd_mode = tlv.ubyte();
				else if (tlv.cmp(0x00cc))
					m_pd_flags = tlv.ulong();

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
		break;

	case 0x0005: //prefernces record
		if (group_id == 0) {
			m_pref1_id = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size;) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00c9))
					m_pref1_flags = tlv.ulong();
				else if (tlv.cmp(0x00d6))
					m_pref1_set_flags = tlv.ulong();
				else if (tlv.cmp(0x00d7)) {
					mir_free(m_pref2_flags);
					m_pref2_flags = tlv.dup();
					m_pref2_len = tlv.len();
				}
				else if (tlv.cmp(0x00d8)) {
					mir_free(m_pref2_set_flags);
					m_pref2_set_flags = tlv.dup();
					m_pref2_set_len = tlv.len();
				}

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
		break;

	case 0x0014: //avatar record
		if (!mir_strcmp(name, "1") || !mir_strcmp(name, "12")) {
			if (name_length == 1)
				m_avatar_id_sm = item_id;
			else
				m_avatar_id_lg = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size;) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00d5) && tlv.len() > 2) {
					if (name_length == 1) {
						mir_free(m_hash_sm);
						m_hash_sm = bytes_to_string(tlv.val() + 2, tlv.ubyte(1));
					}
					else {
						mir_free(m_hash_lg);
						m_hash_lg = bytes_to_string(tlv.val() + 2, tlv.ubyte(1));
					}
				}

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
			if (m_list_received)
				avatar_request_handler(NULL, NULL, 0);
		}
		break;

	case 0x001D: // Vanity information
		if (group_id == 0) {
			for (int tlv_offset = 0; tlv_offset < tlv_size;) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x0150))		// Number of IMs sent
					setDword(AIM_KEY_TIS, tlv.ulong());
				else if (tlv.cmp(0x0151))	// Number of seconds a user is online
					setDword(AIM_KEY_TTO, tlv.ulong());
				else if (tlv.cmp(0x0152))	// Number of times a user has the away message set
					setDword(AIM_KEY_TAM, tlv.ulong());
				else if (tlv.cmp(0x0153))	// Number of IMs received
					setDword(AIM_KEY_TIR, tlv.ulong());

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
		break;
	}

	mir_free(name);

	offset = tlv_base + tlv_size;
}

void CAimProto::modify_ssi_list(SNAC &snac, int &offset)
{
	unsigned short name_length = snac.ushort(offset);
	char* name = snac.part(offset + 2, name_length);
	unsigned short group_id = snac.ushort(offset + 2 + name_length);
	unsigned short item_id = snac.ushort(offset + 4 + name_length);
	unsigned short type = snac.ushort(offset + 6 + name_length);
	unsigned short tlv_size = snac.ushort(offset + 8 + name_length);
	const int tlv_base = offset + name_length + 10;

	switch (type) {
	case 0x0000: //buddy record
		{
			MCONTACT hContact = contact_from_sn(name, true);
			if (hContact) {
				for (int tlv_offset = 0; tlv_offset < tlv_size; ) {
					TLV tlv(snac.val(tlv_base + tlv_offset));

					if (tlv.cmp(0x0131) && tlv.len()) {
						char* nick = tlv.dup();
						if (nick)
							db_set_utf(hContact, MOD_KEY_CL, "MyHandle", nick);
						else
							db_unset(hContact, MOD_KEY_CL, "MyHandle");
						mir_free(nick);
					}

					tlv_offset += TLV_HEADER_SIZE + tlv.len();
				}
			}
			break;
		}

	case 0x0004: //privacy record
		if (group_id == 0) {
			m_pd_info_id = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size; ) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00ca))
					m_pd_mode = tlv.ubyte();
				else if (tlv.cmp(0x00cc))
					m_pd_flags = tlv.ulong();

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
		break;

	case 0x0005: //prefernces record
		if (group_id == 0) {
			m_pref1_id = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size; ) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00c9))
					m_pref1_flags = tlv.ulong();
				else if (tlv.cmp(0x00d6))
					m_pref1_set_flags = tlv.ulong();
				else if (tlv.cmp(0x00d7)) {
					mir_free(m_pref2_flags);
					m_pref2_flags = tlv.dup();
					m_pref2_len = tlv.len();
				}
				else if (tlv.cmp(0x00d8)) {
					mir_free(m_pref2_set_flags);
					m_pref2_set_flags = tlv.dup();
					m_pref2_set_len = tlv.len();
				}

				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
		break;

	case 0x0014: //avatar record
		if (!mir_strcmp(name, "1") || !mir_strcmp(name, "12")) {
			if (name_length == 1)
				m_avatar_id_sm = item_id;
			else
				m_avatar_id_lg = item_id;

			for (int tlv_offset = 0; tlv_offset < tlv_size; ) {
				TLV tlv(snac.val(tlv_base + tlv_offset));

				if (tlv.cmp(0x00d5) && tlv.len() > 2) {
					//					unsigned char type = tlv.ubyte(0);
					if (name_length == 1) {
						mir_free(m_hash_sm);
						m_hash_sm = bytes_to_string(tlv.val() + 2, tlv.ubyte(1));
					}
					else {
						mir_free(m_hash_lg);
						m_hash_lg = bytes_to_string(tlv.val() + 2, tlv.ubyte(1));
					}
				}
				tlv_offset += TLV_HEADER_SIZE + tlv.len();
			}
			avatar_request_handler(NULL, NULL, 0);
		}
		break;
	}

	mir_free(name);
}

void CAimProto::delete_ssi_list(SNAC &snac, int &offset)
{
	int i;

	unsigned short name_length = snac.ushort(offset);
	char* name = snac.part(offset + 2, name_length);
	unsigned short group_id = snac.ushort(offset + 2 + name_length);
	unsigned short item_id = snac.ushort(offset + 4 + name_length);
	unsigned short type = snac.ushort(offset + 6 + name_length);

	MCONTACT hContact = contact_from_sn(name);

	switch (type) {
	case 0x0000: //buddy record
		for (i = 1;; ++i) {
			unsigned short item_id_st = getBuddyId(hContact, i);
			if (item_id_st == 0) break;

			if (item_id == item_id_st) {
				deleteBuddyId(hContact, i);
				deleteGroupId(hContact, i);
				--i;
			}
		}
		if (i == 1)
			CallService(MS_DB_CONTACT_DELETE, hContact, 0);
		break;

	case 0x0001: //group record
		m_group_list.remove_by_id(group_id);
		break;

	case 0x0014: //avatar record
		if (mir_strcmp(name, "1")) {
			m_avatar_id_sm = 0;
			mir_free(m_hash_sm);
			m_hash_sm = NULL;
		}
		else if (!mir_strcmp(name, "12")) {
			m_avatar_id_lg = 0;
			mir_free(m_hash_lg);
			m_hash_lg = NULL;
		}
		avatar_request_handler(NULL, NULL, 0);
		break;
	}
	mir_free(name);
}

void CAimProto::snac_contact_list(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x0013
{
	if (snac.subcmp(0x0006)) { //contact list
		debugLogA("Contact List Received");
		//      unsigned char ver = snac.ubyte();
		int num_obj = snac.ushort(1);

		int offset = 3;
		for (int i = 0; i < num_obj; ++i)
			process_ssi_list(snac, offset);

		if (!m_list_received) { // because they can send us multiple buddy list packets
			// only want one finished connection
			m_list_received = 1;
			aim_activate_list(hServerConn, seqno);
			aim_set_caps(hServerConn, seqno);
			aim_set_icbm(hServerConn, seqno);
			aim_client_ready(hServerConn, seqno);
			aim_request_offline_msgs(hServerConn, seqno);

			DBVARIANT dbv;
			if (!db_get_utf(NULL, m_szModuleName, AIM_KEY_PR, &dbv)) {
				aim_set_profile(hServerConn, seqno, dbv.pszVal);
				db_free(&dbv);
			}

			if (getDword(AIM_KEY_LV, 0) < 0x80500) {
				upload_nicks();
				setDword(AIM_KEY_LV, (DWORD)CallService(MS_SYSTEM_GETVERSION, 0, 0));
			}

			if (getByte(AIM_KEY_CM, 0))
				aim_new_service_request(hServerConn, seqno, 0x0018);//mail

			avatar_request_handler(NULL, NULL, 0);

			debugLogA("Connection Negotiation Finished");
			m_state = 1;
		}
	}
	else if (snac.subcmp(0x0008)) { // add buddy
		int offset = 8;
		process_ssi_list(snac, offset);
	}
	else if (snac.subcmp(0x0009)) { // modify buddy
		int offset = 8;
		modify_ssi_list(snac, offset);
	}
	else if (snac.subcmp(0x000a)) { // delete buddy
		int offset = 8;
		delete_ssi_list(snac, offset);
	}
}

void CAimProto::snac_message_accepted(SNAC &snac)//family 0x004
{
	if (snac.subcmp(0x000c)) {
		char *icbm_cookie = snac.part(0, 8);
		unsigned char sn_length = snac.ubyte(10);
		char *sn = snac.part(11, sn_length);

		MCONTACT hContact = contact_from_sn(sn);
		if (hContact) {
			msg_ack_param *msg_ack = (msg_ack_param*)mir_alloc(sizeof(msg_ack_param));
			msg_ack->hContact = hContact;
			msg_ack->id = *(int*)icbm_cookie & 0x7fffffff;
			msg_ack->msg = NULL;
			msg_ack->success = true;
			ForkThread(&CAimProto::msg_ack_success, msg_ack);
		}

		mir_free(sn);
		mir_free(icbm_cookie);
	}
}
void CAimProto::snac_received_message(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x0004
{
	if (snac.subcmp(0x0007)) {
		unsigned short channel = snac.ushort(8);
		unsigned char sn_length = snac.ubyte(10);
		char *sn = snac.part(11, sn_length);

		MCONTACT hContact = contact_from_sn(sn, true, true), hMsgContact = NULL;

		int offset = 15 + sn_length;

		char *msg_buf = NULL;
		unsigned long offline_timestamp = 0;
		bool is_offline = false;
		//file transfer stuff
		char *icbm_cookie = NULL;
		char *filename = NULL;
		unsigned __int64 file_size = 0;
		bool auto_response = false;
		bool force_proxy = false;
		bool descr_included = false;
		bool utf_fname = false;
		bool unicode_descr = false;
		short rdz_msg_type = -1;
		unsigned short request_num = 0;
		unsigned long local_ip = 0, verified_ip = 0, proxy_ip = 0;
		unsigned short port = 0;
		unsigned short max_ver = 0;
		unsigned short num_files = 0;
		//end file transfer stuff

		unsigned short tlv_head_num = snac.ushort(offset - 2);
		for (int i = 0; i < tlv_head_num; i++) { // skip server-added TLVs - prevent another problems with parsing
			TLV tlv(snac.val(offset));
			offset += TLV_HEADER_SIZE + tlv.len();
			// some extra sanity
			if (offset >= snac.len()) break;
		}

		while (offset < snac.len()) {
			TLV tlv(snac.val(offset));
			offset += TLV_HEADER_SIZE;
			if (tlv.cmp(0x0004) && !tlv.len())//auto response flag
				auto_response = 1;

			if (tlv.cmp(0x0002)) { // msg
				unsigned short caps_length = tlv.ushort(2);
				unsigned short msg_length = tlv.ushort(6 + caps_length) - 4;
				unsigned short encoding = tlv.ushort(8 + caps_length);
				char *buf = tlv.part(12 + caps_length, msg_length);
				if (hContact) {
					wchar_t* wbuf;
					hMsgContact = hContact;
					switch (encoding) {
					case 2:
						wbuf = (wchar_t*)buf;
						wcs_htons(wbuf);

						msg_buf = mir_utf8encodeW(wbuf);
						mir_free(wbuf);
						break;

					case 3:
						wbuf = mir_a2u_cp(buf, 28591);

						msg_buf = mir_utf8encodeW(wbuf);
						mir_free(wbuf);
						mir_free(buf);
						break;

					default:
						msg_buf = buf;
						break;
					}
				}
			}

			if (tlv.cmp(0x0004) && !tlv.len())//auto response flag
				auto_response = 1;

			if (channel == 2 && tlv.cmp(0x0005)) { //recv rendervous packet
				rdz_msg_type = snac.ushort(offset);
				icbm_cookie = snac.part(offset + 2, 8);
				if (cap_cmp(snac.val(offset + 10), AIM_CAP_FILE_TRANSFER) == 0) {
					for (int i = 26; i < tlv.len(); ) {
						TLV tlv2(snac.val(offset + i));
						if (tlv2.cmp(0x000A))
							request_num = tlv2.ushort();//for file transfer
						else if (tlv2.cmp(0x0002))//proxy ip
							proxy_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0003))//client ip
							local_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0004))//verified ip
							verified_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0005))
							port = tlv2.ushort();
						else if (tlv2.cmp(0x0010))
							force_proxy = 1;
						else if (tlv2.cmp(0x0012))
							max_ver = tlv2.ushort();
						else if (tlv2.cmp(0x2711)) {
							num_files = tlv2.ushort(2);
							file_size = tlv2.ulong(4);
							filename = tlv2.part(8, tlv2.len() - 8);
						}
						else if (tlv2.cmp(0x2712)) {
							char *enc = tlv2.dup();
							utf_fname = mir_strcmp(enc, "utf-8") == 0;
							mir_free(enc);
						}
						else if (tlv2.cmp(0x2713)) {
							file_size = tlv2.u64();
						}
						else if (tlv2.cmp(0x000c)) {
							msg_buf = unicode_descr ? tlv2.dupw() : tlv2.dup();
							html_decode(msg_buf);
							descr_included = true;
							if (strstr(msg_buf, "<ICQ_COOL_FT>")) {
								char* beg = strstr(msg_buf, "<DESC>");
								char* end = strstr(msg_buf, "</DESC>");
								if (beg && end && beg < end) {
									beg += 6;
									end[0] = 0;
									memmove(msg_buf, beg, end - beg + 1);
								}
								else descr_included = false;
							}
						}
						else if (tlv2.cmp(0x000d)) {
							char* enc = tlv2.dup();
							unicode_descr = mir_strcmp(enc, "unicode-2-0") == 0;
							mir_free(enc);
						}
						i += TLV_HEADER_SIZE + tlv2.len();
					}
				}
				else if (cap_cmp(snac.val(offset + 10), AIM_CAP_RTCAUDIO) == 0 || cap_cmp(snac.val(offset + 10), AIM_CAP_RTCVIDEO) == 0) {
					for (int i = 26; i < tlv.len(); ) {
						TLV tlv2(snac.val(offset + i));
						if (tlv2.cmp(0x000A))
							request_num = tlv2.ushort();//for file transfer
						else if (tlv2.cmp(0x0002))//proxy ip
							proxy_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0003))//client ip
							local_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0004))//verified ip
							verified_ip = tlv2.ulong();
						else if (tlv2.cmp(0x0005))
							port = tlv2.ushort();
					}
					channel = 0;
					break;
				}
				else if (cap_cmp(snac.val(offset + 10), AIM_CAP_CHAT) == 0) { //it's a chat invite request
					for (int i = 26; i < tlv.len();) {
						TLV tlv2(snac.val(offset + i));
						if (tlv2.cmp(0x000c)) //optional message
							msg_buf = tlv2.dup();
						else if (tlv2.cmp(0x2711)) { //room information
							int cookie_len = tlv2.ubyte(2);
							chatnav_param* par =
								new chatnav_param(tlv2.part(3, cookie_len), tlv2.ushort(), tlv2.ushort(3 + cookie_len),
									msg_buf, sn, icbm_cookie);

							invite_chat_req_param* chat_rq = new invite_chat_req_param(par, this, msg_buf, sn, icbm_cookie);
							CallFunctionAsync(chat_request_cb, chat_rq);
						}
						i += TLV_HEADER_SIZE + tlv2.len();
					}
				}
				else {
					channel = 0;
					break;
				}
			}

			if (channel == 6 && tlv.cmp(0x0005))//audio/video tunnel
				msg_buf = tlv.dup();

			if (tlv.cmp(0x0006))//Offline message flag
				is_offline = true;

			if (tlv.cmp(0x0016))//Offline message timestamp
				offline_timestamp = tlv.ulong(0);

			offset += (tlv.len());
		}

		if (channel == 1) { //Message not file
			if (auto_response) { //this message must be an autoresponse
				T2Utf away(TranslateT("[Auto-Response]:"));
				size_t len = mir_strlen(msg_buf) + mir_strlen(away) + 2;
				char* buf = (char*)mir_alloc(len);
				mir_snprintf(buf, len, "%s %s", away, msg_buf);
				mir_free(msg_buf);
				msg_buf = buf;
			}

			// Okay we are setting up the structure to give the message back to miranda's core
			CallService(MS_PROTO_CONTACTISTYPING, (WPARAM)hMsgContact, 0);
			{
				PROTORECVEVENT pre = { 0 };
				pre.timestamp = (is_offline) ? offline_timestamp : (DWORD)time(0);
				pre.szMessage = msg_buf;
				ProtoChainRecvMsg(hMsgContact, &pre);
			}

			if (m_iStatus == ID_STATUS_AWAY && !auto_response && !getByte(AIM_KEY_DM, 0)) {
				unsigned long msg_time = getDword(hContact, AIM_KEY_LM, 0);
				unsigned long away_time = getDword(AIM_KEY_LA, 0);
				char** msgptr = get_status_msg_loc(m_iStatus);
				if (away_time > msg_time && *msgptr) {
					char* s_msg = process_status_msg(*msgptr, sn);

					T2Utf away(TranslateT("[Auto-Response]:"));
					size_t len = mir_strlen(s_msg) + mir_strlen(away) + 2;
					char* buf = (char*)alloca(len);
					mir_snprintf(buf, len, "%s %s", away, s_msg);

					DBEVENTINFO dbei = { sizeof(dbei) };
					dbei.szModule = m_szModuleName;
					dbei.timestamp = (DWORD)time(NULL);
					dbei.flags = DBEF_SENT | DBEF_UTF;
					dbei.eventType = EVENTTYPE_MESSAGE;
					dbei.cbBlob = (int)len;
					dbei.pBlob = (PBYTE)buf;
					db_event_add(hContact, &dbei);

					aim_send_message(hServerConn, seqno, sn, s_msg, true, getBool(hContact, AIM_KEY_BLS, false));
					mir_free(s_msg);
				}
				setDword(hContact, AIM_KEY_LM, (DWORD)time(NULL));
			}
		}
		else if (channel == 2) { // File Transfer
			if (rdz_msg_type == 0 && request_num == 1) { // buddy wants to send us a file
				debugLogA("Buddy Wants to Send us a file. Request 1");
				debugLogA(force_proxy ? "Forcing a Proxy File transfer." : "Not forcing Proxy File transfer.");

				file_transfer* ft = new file_transfer(hContact, sn, icbm_cookie);

				ft->me_force_proxy = getByte(AIM_KEY_FP, 0) != 0;
				ft->peer_force_proxy = force_proxy;
				ft->local_ip = local_ip;
				ft->verified_ip = verified_ip;
				ft->proxy_ip = proxy_ip;
				ft->port = port;
				ft->max_ver = max_ver;
				ft->req_num = request_num;

				ft->file = mir_strdup(filename);

				ft->pfts.totalBytes = file_size;
				ft->pfts.totalFiles = num_files;

				m_ft_list.insert(ft);

				if (!descr_included) msg_buf = NULL;

				wchar_t* filenameT = mir_utf8decodeW(filename);

				PROTORECVFILET pre = { 0 };
				pre.dwFlags = PRFF_TCHAR;
				pre.fileCount = 1;
				pre.timestamp = time(NULL);
				pre.descr.w = mir_utf8decodeW(msg_buf);
				pre.files.w = &filenameT;
				pre.lParam = (LPARAM)ft;
				ProtoChainRecvFile(hContact, &pre);

				mir_free(pre.descr.w);
				mir_free(filenameT);

				char cip[20];
				debugLogA("Local IP: %s:%u", long_ip_to_char_ip(local_ip, cip), port);
				debugLogA("Verified IP: %s:%u", long_ip_to_char_ip(verified_ip, cip), port);
				debugLogA("Proxy IP: %s:%u", long_ip_to_char_ip(proxy_ip, cip), port);
			}
			else if (rdz_msg_type == 0) {
				debugLogA("We are sending a file. Buddy wants us to connect to them. Request %d", request_num);
				debugLogA(force_proxy ? "Forcing a Proxy File transfer." : "Not forcing Proxy File transfer.");

				file_transfer* ft = m_ft_list.find_by_cookie(icbm_cookie, hContact);
				if (ft) {
					ft->hContact = hContact;

					ft->me_force_proxy |= (request_num > 2);
					ft->peer_force_proxy = force_proxy;
					ft->local_ip = local_ip;
					ft->verified_ip = verified_ip;
					ft->proxy_ip = proxy_ip;
					ft->port = port;
					ft->requester = false;
					ft->req_num = request_num;
					ft->max_ver = max_ver;

					char cip[20];
					debugLogA("Local IP: %s:%u", long_ip_to_char_ip(local_ip, cip), port);
					debugLogA("Verified IP: %s:%u", long_ip_to_char_ip(verified_ip, cip), port);
					debugLogA("Proxy IP: %s:%u", long_ip_to_char_ip(proxy_ip, cip), port);

					ForkThread(&CAimProto::accept_file_thread, ft);
				}
				else {
					debugLogA("Unknown File transfer, thus denied.");
					aim_file_ad(hServerConn, seqno, sn, icbm_cookie, true, 0);
				}
			}
			else if (rdz_msg_type == 1) { // buddy cancelled or denied file transfer
				debugLogA("File transfer cancelled or denied.");

				file_transfer *ft = m_ft_list.find_by_cookie(icbm_cookie, hContact);
				ProtoBroadcastAck(hContact, ACKTYPE_FILE, ACKRESULT_DENIED, ft, 0);
				m_ft_list.remove_by_ft(ft);
			}
			else if (rdz_msg_type == 2) { // buddy accepts our file transfer request
				debugLogA("File transfer accepted");
				file_transfer *ft = m_ft_list.find_by_cookie(icbm_cookie, hContact);
				if (ft) {
					ft->accepted = true;
					ft->max_ver = max_ver;
				}
				else aim_file_ad(hServerConn, seqno, sn, icbm_cookie, true, 0);
			}
		}
		else if (channel == 6) // Audio/Video call
		{
			aim_file_ad(hServerConn, seqno, sn, icbm_cookie, true, 0);
			ShowPopup(LPGEN("Contact tried to open an audio/video conference (not currently supported)"), ERROR_POPUP);
		}

		mir_free(sn);
		mir_free(msg_buf);
		mir_free(filename);
		mir_free(icbm_cookie);
	}
}

void CAimProto::snac_file_decline(SNAC &snac)//family 0x0004
{
	if (snac.subcmp(0x000b)) {
		char *icbm_cookie = snac.part(0, 8);
		int channel = snac.ushort(8);
		if (channel == 0x01) {
			int sn_len = snac.ubyte(10);
			char *sn = snac.part(11, sn_len);
			MCONTACT hContact = contact_from_sn(sn);

			msg_ack_param *msg_ack = (msg_ack_param*)mir_alloc(sizeof(msg_ack_param));
			msg_ack->hContact = hContact;
			msg_ack->msg = NULL;
			msg_ack->id = *(int*)icbm_cookie & 0x7fffffff;
			msg_ack->success = false;
			ForkThread(&CAimProto::msg_ack_success, msg_ack);
		}
		
		if (channel == 0x02) {
			int sn_len = snac.ubyte(10);
			char *sn = snac.part(11, sn_len);
			int reason = snac.ushort(11 + sn_len);
			if (reason == 0x03) {
				int error = snac.ushort(13 + sn_len);
				if (error == 0x02) {
					debugLogA("File Transfer declied");
					MCONTACT hContact = contact_from_sn(sn);
					file_transfer *ft = m_ft_list.find_by_cookie(icbm_cookie, hContact);
					if (ft) {
						ProtoBroadcastAck(hContact, ACKTYPE_FILE, ACKRESULT_DENIED, ft, 0);
						if (ft->hConn)
							Netlib_Shutdown(ft->hConn);
						else
							m_ft_list.remove_by_ft(ft);
					}
				}
			}
			mir_free(sn);
		}
		mir_free(icbm_cookie);
	}
}
void CAimProto::snac_received_info(SNAC &snac)//family 0x0002
{
	if (snac.subcmp(0x0006)) {
		unsigned short offset = 0;
		int i = 0;
		bool away_message_received = false;
		bool away_message_unicode = false;
		bool away_message_utf = false;
		bool profile_received = false;
		bool profile_unicode = false;
		bool profile_utf = false;
		unsigned char sn_length = snac.ubyte();
		char* sn = snac.part(1, sn_length);
		unsigned short tlv_count = snac.ushort(3 + sn_length);
		offset = 5 + sn_length;
		MCONTACT hContact = contact_from_sn(sn, true, true);

		while (offset < snac.len()) {
			TLV tlv(snac.val(offset));

			if (++i > tlv_count) {
				if (tlv.cmp(0x0001)) { //profile encoding
					char *enc = tlv.dup();
					profile_unicode = strstr(enc, "unicode-2-0") != NULL;
					profile_utf = strstr(enc, "utf-8") != NULL;
					mir_free(enc);
				}
				else if (tlv.cmp(0x0002)) { //profile message string
					char *msg = profile_unicode ? tlv.dupw() : tlv.dup();

					profile_received = true;
					write_profile(sn, msg, profile_unicode | profile_utf);
					mir_free(msg);
				}
				else if (tlv.cmp(0x0003)) { //away message encoding
					char *enc = tlv.dup();
					away_message_unicode = strstr(enc, "unicode-2-0") != NULL;
					away_message_utf = strstr(enc, "utf-8") != NULL;
					mir_free(enc);
				}
				else if (tlv.cmp(0x0004)) { // away message string
					char *msg = away_message_unicode ? tlv.dupw() : tlv.dup();

					away_message_received = true;
					write_away_message(sn, msg, away_message_unicode | away_message_utf);
					mir_free(msg);
				}
			}
			offset += TLV_HEADER_SIZE + tlv.len();
		}
		if (hContact) {
			if (getWord(hContact, AIM_KEY_ST, ID_STATUS_OFFLINE) == ID_STATUS_AWAY) {
				if (!away_message_received && m_request_away_message)
					write_away_message(sn, Translate("No information has been provided by the server."), false);
				m_request_away_message = 0;
			}
			if (!profile_received && m_request_HTML_profile)
				write_profile(sn, "No Profile", false);
			m_request_HTML_profile = 0;
		}
		mir_free(sn);
	}
}
void CAimProto::snac_typing_notification(SNAC &snac)//family 0x004
{
	if (snac.subcmp(0x0014)) {
		unsigned char sn_length = snac.ubyte(10);
		char *sn = snac.part(11, sn_length);
		MCONTACT hContact = contact_from_sn(sn);
		if (hContact) {
			unsigned short type = snac.ushort(11 + sn_length);
			if (type == 0x0000)//typing finished
				CallService(MS_PROTO_CONTACTISTYPING, hContact, (WPARAM)PROTOTYPE_CONTACTTYPING_OFF);
			else if (type == 0x0001)//typed
				CallService(MS_PROTO_CONTACTISTYPING, hContact, PROTOTYPE_CONTACTTYPING_INFINITE);
			else if (type == 0x0002)//typing
				CallService(MS_PROTO_CONTACTISTYPING, hContact, (LPARAM)60);
		}
		mir_free(sn);
	}
}
void CAimProto::snac_list_modification_ack(SNAC &snac)//family 0x0013
{
	if (snac.subcmp(0x000e)) {
		unsigned short id = snac.id();
		TLV tlv(snac.val(2));
		unsigned short code = snac.ushort(6 + tlv.len());

		switch (id) {
		case 0x000a:
			switch (code) {
			case 0x0000:
				//	ShowPopup(LPGEN("Successfully removed buddy from list."), ERROR_POPUP);
				break;

			case 0x0002:
				ShowPopup(LPGEN("Item you want to delete not found in list."), ERROR_POPUP);
				break;

			default:
				char msg[64];
				mir_snprintf(msg, "Error removing buddy from list. Error code %#x", code);
				ShowPopup(msg, ERROR_POPUP);
				break;
			}
			break;

		case 0x0008:
			switch (code) {
			case 0x0000:
				// ShowPopup("Successfully added buddy to list.", ERROR_POPUP);
				break;

			case 0x0003:
				ShowPopup(LPGEN("Failed to add buddy to list: Item already exist."), ERROR_POPUP);
				break;

			case 0x000a:
				ShowPopup(LPGEN("Error adding buddy (invalid ID or already in list?)"), ERROR_POPUP);
				break;

			case 0x000c:
				ShowPopup(LPGEN("Cannot add buddy. Limit for this type of item exceeded."), ERROR_POPUP);
				break;

			case 0x000d:
				ShowPopup(LPGEN("Error? Attempting to add ICQ contact to an AIM list."), ERROR_POPUP);
				break;

			case 0x000e:
				ShowPopup(LPGEN("Cannot add this buddy because it requires authorization."), ERROR_POPUP);
				break;

			default:
				char msg[64];
				mir_snprintf(msg, Translate("Unknown error when adding buddy to list. Error code %#x"), code);
				ShowPopup(msg, ERROR_POPUP);
				break;
			}
			break;

		case 0x0009:
			switch (code) {
			case 0x0000:
			case 0x000e:
				break;

			case 0x0002:
				ShowPopup(LPGEN("Item you want to modify not found in list."), ERROR_POPUP);
				break;

			default:
				char msg[64];
				mir_snprintf(msg, Translate("Unknown error when attempting to modify a group. Error code %#x"), code);
				ShowPopup(msg, ERROR_POPUP);
				break;
			}
			break;
		}
	}
}

void CAimProto::snac_service_redirect(SNAC &snac)//family 0x0001
{
	if (snac.subcmp(0x0005)) {
		char* server = NULL;
		char* local_cookie = NULL;
		char* host = NULL;
		int local_cookie_length = 0;
		unsigned short family = 0;
		unsigned char use_ssl = 0;

		int offset = 2; // skip number of bytes in family version tlv
		while (offset < snac.len()) {
			TLV tlv(snac.val(offset));
			if (tlv.cmp(0x000d)) {
				family = tlv.ushort();
			}
			else if (tlv.cmp(0x0005)) {
				server = tlv.dup();
			}
			else if (tlv.cmp(0x0006)) {
				local_cookie = tlv.dup();
				local_cookie_length = tlv.len();
			}
			else if (tlv.cmp(0x008d)) {
				host = tlv.dup();
			}
			else if (tlv.cmp(0x008e)) {
				use_ssl = tlv.ubyte();
			}
			offset += TLV_HEADER_SIZE + tlv.len();
		}
		if (family == 0x0018) {
			m_hMailConn = aim_connect(server, get_default_port(), false/*use_ssl != 0*/, host);
			if (m_hMailConn) {
				debugLogA("Successfully Connected to the Mail Server.");
				MAIL_COOKIE = local_cookie;
				MAIL_COOKIE_LENGTH = local_cookie_length;
				ForkThread(&CAimProto::aim_mail_negotiation, 0);
			}
			else debugLogA("Failed to connect to the Mail Server.");
		}
		else if (family == 0x0010) {
			m_hAvatarConn = aim_connect(server, get_default_port(), false/*use_ssl != 0*/);
			if (m_hAvatarConn) {
				debugLogA("Successfully Connected to the Avatar Server.");
				AVATAR_COOKIE = local_cookie;
				AVATAR_COOKIE_LENGTH = local_cookie_length;
				ForkThread(&CAimProto::aim_avatar_negotiation, 0);
			}
			else debugLogA("Failed to connect to the Avatar Server.");
		}
		else if (family == 0x000D) {
			m_hChatNavConn = aim_connect(server, get_default_port(), use_ssl != 0, host);
			if (m_hChatNavConn) {
				debugLogA("Successfully Connected to the Chat Navigation Server.");
				CHATNAV_COOKIE = local_cookie;
				CHATNAV_COOKIE_LENGTH = local_cookie_length;
				ForkThread(&CAimProto::aim_chatnav_negotiation, 0);
			}
			else debugLogA("Failed to connect to the Chat Navigation Server.");
		}
		else if (family == 0x000E) {
			chat_list_item* item = find_chat_by_cid(snac.idh());
			if (item) {
				item->hconn = aim_connect(server, get_default_port(), use_ssl != 0, host);
				if (item->hconn) {
					debugLogA("Successfully Connected to the Chat Server.");
					chat_start(item->id, item->exchange);
					item->CHAT_COOKIE = local_cookie;
					item->CHAT_COOKIE_LENGTH = local_cookie_length;
					ForkThread(&CAimProto::aim_chat_negotiation, item);
				}
				else debugLogA("Failed to connect to the Chat Server.");
			}
		}
		else if (family == 0x0007) {
			m_hAdminConn = aim_connect(server, get_default_port(), false /*use_ssl != 0*/);
			if (m_hAdminConn) {
				debugLogA("Successfully Connected to the Admin Server.");
				ADMIN_COOKIE = local_cookie;
				ADMIN_COOKIE_LENGTH = local_cookie_length;
				ForkThread(&CAimProto::aim_admin_negotiation, 0);
			}
			else debugLogA("Failed to connect to the Admin Server.");
		}
		mir_free(server);
		mir_free(host);
	}
}

void CAimProto::snac_mail_response(SNAC &snac)//family 0x0018
{
	if (snac.subcmp(0x0007)) {
		char* sn = NULL;
		time_t time = 0;
		unsigned short num_msgs = 0;
		unsigned short flags = 0;
		char new_mail = 0;
		char* url = NULL;
		char* address = NULL;

		int position = 26;
		int num_tlvs = snac.ushort(24);
		for (int i = 0; i < num_tlvs; i++) {
			TLV tlv(snac.val(position));
			if (tlv.cmp(0x0009)) {
				sn = tlv.dup();
			}
			else if (tlv.cmp(0x001d)) {
				time = tlv.ulong();
			}
			else if (tlv.cmp(0x0080)) {
				num_msgs = tlv.ushort();
			}
			else if (tlv.cmp(0x0081)) {
				new_mail = tlv.ubyte();
			}
			else if (tlv.cmp(0x0084)) {
				flags = tlv.ushort();
			}
			else if (tlv.cmp(0x0007)) {
				url = tlv.dup();
			}
			else if (tlv.cmp(0x0082)) {
				address = tlv.dup();
			}
			position += TLV_HEADER_SIZE + tlv.len();
		}
		if (new_mail && num_msgs) {
			wchar_t msg[1024];

			int len = mir_snwprintf(msg, L"%S@%S (%d)\r\n%s ", sn, address, num_msgs,
				TranslateT("You've got mail! Checked at"));

			SYSTEMTIME stLocal;
			GetLocalTime(&stLocal);
			GetTimeFormat(LOCALE_USER_DEFAULT, 0, &stLocal, NULL, msg + len, _countof(msg) - len);

			ShowPopup((char*)msg, MAIL_POPUP | TCHAR_POPUP, url);
		}
		mir_free(sn);
		mir_free(address);
		mir_free(url);
	}
}

void CAimProto::snac_retrieve_avatar(SNAC &snac)//family 0x0010
{
	if (snac.subcmp(0x0007)) {
		int sn_len = snac.ubyte(0);
		char* sn = snac.part(1, sn_len);

		int parse_off = sn_len + 4;
		parse_off += snac.ubyte(parse_off);

		int hash_size = snac.ubyte(5 + parse_off);
		char* hash_string = bytes_to_string(snac.val(6 + parse_off), hash_size);
		parse_off += hash_size + 6;

		int icon_length = snac.ushort(parse_off);
		char* icon_data = snac.val(parse_off + 2);

		avatar_retrieval_handler(sn, hash_string, icon_data, icon_length);

		mir_free(hash_string);
		mir_free(sn);
	}
}
void CAimProto::snac_upload_reply_avatar(SNAC &snac)//family 0x0010
{
	if (snac.subcmp(0x0003)) {
		int code = snac.ubyte(0);
		switch (code) {
		case 0:
			break;
		case 3:
			ShowPopup(LPGEN("Error uploading avatar. (Too small)"), ERROR_POPUP);
			break;
		case 4:
			ShowPopup(LPGEN("Error uploading avatar. (Too big)"), ERROR_POPUP);
			break;
		case 5:
			ShowPopup(LPGEN("Error uploading avatar. (Wrong type)"), ERROR_POPUP);
			break;
		case 6:
			ShowPopup(LPGEN("Error uploading avatar. (Is banned)"), ERROR_POPUP);
			break;
		default:
			ShowPopup(LPGEN("Error uploading avatar. (Unknown error)"), ERROR_POPUP);
			break;
		}
	}
}
void CAimProto::snac_email_search_results(SNAC &snac)//family 0x000A
{
	if (snac.subcmp(0x0003)) { // Found some buddies
		PROTOSEARCHRESULT psr = { 0 };
		psr.cbSize = sizeof(psr);

		unsigned short offset = 0;
		while (offset < snac.len()) { // Loop through all the TLVs and pull out the buddy name
			TLV tlv(snac.val(offset));
			offset += TLV_HEADER_SIZE;
			psr.id.w = (wchar_t*)tlv.dup();
			offset += tlv.len();
			ProtoBroadcastAck(NULL, ACKTYPE_SEARCH, ACKRESULT_DATA, (HANDLE)1, (LPARAM)& psr);
			mir_free(psr.nick.w);
		}
		ProtoBroadcastAck(NULL, ACKTYPE_SEARCH, ACKRESULT_SUCCESS, (HANDLE)1, 0);
	}
	else // If no match, stop the search.
		CAimProto::ProtoBroadcastAck(NULL, ACKTYPE_SEARCH, ACKRESULT_SUCCESS, (HANDLE)1, 0);
}

void CAimProto::snac_chatnav_info_response(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)//family 0x000D
{
	if (snac.subcmp(0x0009)) {
		debugLogA("Chat Info Received");

		unsigned short offset_info = 0;
		while (offset_info < snac.len())	{ // Loop through all the TLVs and pull out the buddy name
			TLV info_tlv(snac.val(offset_info));
			if (info_tlv.cmp(0x0001)) // Redirect
			{
			}
			else if (info_tlv.cmp(0x0002)) { // Max Concurrent Rooms (usually 10)
				// This typecasting pointer to number and as such bogus
				MAX_ROOMS = info_tlv.ubyte();

				aim_chatnav_ready(hServerConn, seqno);
				SetEvent(m_hChatNavEvent);
			}
			else if (info_tlv.cmp(0x0003)) // Exchanges
			{
			}
			else if (info_tlv.cmp(0x0004)) { // Room Info
				// Main TLV info
				unsigned short exchange = 0;
				unsigned short cookie_len = 0;
				char* cookie = 0;
				unsigned short instance = 0;
				unsigned short num_tlv = 0;
				unsigned short tlv_offset = 0;

				exchange = info_tlv.ushort(0);				// Exchange
				cookie_len = info_tlv.ubyte(2);				// Cookie Length
				cookie = info_tlv.part(3, cookie_len);		// Cookie String
				instance = info_tlv.ushort(3 + cookie_len);	// Instance
				num_tlv = info_tlv.ushort(6 + cookie_len);	// Number of TLVs
				tlv_offset = 8 + cookie_len;					// We're looking at any remaining TLVs

				char* name = 0;
				for (int i = 0; i < num_tlv; i++)	// Loop through all the TLVs
				{
					TLV tlv(info_tlv.val() + tlv_offset);

					// TLV List
					if (tlv.cmp(0x00d3))
						name = tlv.dup();
					tlv_offset += TLV_HEADER_SIZE + tlv.len();
				}

				chat_list_item *item = find_chat_by_id(name);
				if (item == NULL) {
					item = new chat_list_item(name, cookie, exchange, instance);
					m_chat_rooms.insert(item);

					//Join the actual room
					aim_chat_join_room(m_hServerConn, m_seqno, cookie, exchange, instance, item->cid);
				}

				mir_free(name);
				mir_free(cookie);
			}
			offset_info += TLV_HEADER_SIZE + info_tlv.len();
		}
	}
}
void CAimProto::snac_chat_joined_left_users(SNAC &snac, chat_list_item* item)//family 0x000E
{
	// Handles both joining and leaving users.
	if (snac.subcmp(0x0003) || snac.subcmp(0x0004)) {
		int offset = 0;
		while (offset < snac.len()) {
			int sn_len = snac.ubyte(offset);
			char* sn = snac.part(offset + 1, sn_len);				// Most important part (screenname)

			chat_event(item->id, sn, snac.subcmp(0x0003) ? GC_EVENT_JOIN : GC_EVENT_PART);

			mir_free(sn);

			int num_tlv = snac.ushort(offset + 3 + sn_len);
			offset += 5 + sn_len; // We're looking at any remaining TLVs

			for (int i = 0; i < num_tlv; i++) { // Loop through all the TLVs
				TLV tlv(snac.val(offset));
				offset += TLV_HEADER_SIZE + tlv.len();
			}
		}
	}
}
void CAimProto::snac_chat_received_message(SNAC &snac, chat_list_item* item)//family 0x000E
{
	if (snac.subcmp(0x0006)) {
		wchar_t* message = NULL;
		char* sn = NULL;

		//		unsigned long cookie = snac.ulong(0);
		//		unsigned short channel = snac.ushort(8);

		int tlv_offset = 10;
		while (tlv_offset < snac.len()) {
			TLV tlv(snac.val(tlv_offset));

			if (tlv.cmp(0x0003)) { // Sender information
				int sn_len = tlv.ubyte(0);
				sn = tlv.part(1, sn_len);
			}
			else if (tlv.cmp(0x0001)) // Public/Whisper flag
			{
			}
			else if (tlv.cmp(0x0005)) { // Message information
				bool uni = false;
				bool utf = false;

				int offset = 0;
				while (offset < tlv.len()) {
					TLV msg_tlv(tlv.val() + offset);

					// TLV List
					if (msg_tlv.cmp(0x0001)) {
						if (uni) {
							char* msg = msg_tlv.dupw();
							html_decode(msg);
							message = mir_utf8decodeW(msg);
							mir_free(msg);
						}
						else if (utf) {
							char* msg = msg_tlv.dup();
							html_decode(msg);
							message = mir_utf8decodeW(msg);
							mir_free(msg);
						}
						else {
							char* msg = msg_tlv.dup();
							html_decode(msg);
							message = mir_a2u(msg);
							mir_free(msg);
						}
					}
					else if (msg_tlv.cmp(0x0002)) {
						char* enc = msg_tlv.dup();
						uni = strstr(enc, "unicode-2-0") != NULL;
						utf = strstr(enc, "utf-8") != NULL;
						mir_free(enc);
					}

					offset += TLV_HEADER_SIZE + msg_tlv.len();
				}
			}

			tlv_offset += TLV_HEADER_SIZE + tlv.len();
		}

		chat_event(item->id, sn, GC_EVENT_MESSAGE, message);

		mir_free(message);
		mir_free(sn);
	}
}

void CAimProto::snac_admin_rate_limitations(SNAC &snac, HANDLE hServerConn, unsigned short &seqno)// family 0x0001
{
	if (snac.subcmp(0x0007)) {
		aim_accept_rates(hServerConn, seqno);
		aim_admin_ready(hServerConn, seqno);
		SetEvent(m_hAdminEvent);
	}
}

void CAimProto::snac_admin_account_infomod(SNAC &snac) //family 0x0007
{
	if (snac.subcmp(0x0003) || snac.subcmp(0x0005)) { // Handles info response and modification response
		bool err = false;
		bool req_email = false;

		WORD num_tlv = snac.ushort(2); // Number of TLVs

		char *sn = NULL; // Screen Name
		char *email = NULL; // Email address

		unsigned short offset = 0;
		for (int i = 0; i < num_tlv; i++)	// Loop through all the TLVs
		{
			TLV tlv(snac.val(4 + offset));

			// TLV List
			if (tlv.cmp(0x0001))
				sn = tlv.dup();

			if (tlv.cmp(0x0011)) {
				req_email = true;
				email = tlv.dup();
			}

			if (tlv.cmp(0x0008))	{ // Handles any problems when requesting/changing information
				err = true;
				admin_error(tlv.ushort());
			}

			offset += TLV_HEADER_SIZE + tlv.len();
		}

		if (snac.subcmp(0x0003) && !err)	{ // Requested info
			// Display messages
			if (email)
				setString(AIM_KEY_EM, email); // Save our email for future reference.
			if (sn)
				setString(AIM_KEY_SN, sn); // Update the database to reflect the formatted name.
			ProtoBroadcastAck(NULL, ACKTYPE_GETINFO, ACKRESULT_SUCCESS, (HANDLE)1, 0);

		}
		else if (snac.subcmp(0x0005) && !err) { // Changed info
			// Display messages
			if (email && req_email)	// We requested to change the email
				ShowPopup(LPGEN("A confirmation message has been sent to the new email address. Please follow its instructions."), 0);
			else if (sn) {
				setString(AIM_KEY_SN, sn); // Update the database to reflect the formatted name.
				//ShowPopup("Your Screen Name has been successfully formatted.", 0);
			}
		}
		mir_free(sn);
		mir_free(email);
	}
}

void CAimProto::snac_admin_account_confirm(SNAC &snac)//family 0x0007
{
	if (snac.subcmp(0x0007)) {
		unsigned short status = 0;

		status = snac.ushort();

		switch (status) {
		case 0:
			ShowPopup(LPGEN("A confirmation message has been sent to your email address. Please follow its instructions."), 0);
			break;

		case 0x13:
			ShowPopup(LPGEN("Unable to confirm at this time. Please try again later."), 0);
			break;

		case 0x1e:
			ShowPopup(LPGEN("Your account has already been confirmed."), 0);
			break;

		case 0x23:
			ShowPopup(LPGEN("Can't start the confirmation procedure."), 0);
			break;
		}
	}
}