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source: protocols/msn/ns.c @ 578d627

Last change on this file since 578d627 was ad8b8a3, checked in by Wilmer van der Gaast <wilmer@…>, at 2005-12-17T20:54:06Z
Passport authentication works now.
Property mode set to `100644`
File size: 15.7 KB

Rev	Line
[b7d3cc34]	1	/********************************************************************\
	2	* BitlBee -- An IRC to other IM-networks gateway *
	3	* *
	4	* Copyright 2002-2004 Wilmer van der Gaast and others *
	5	\********************************************************************/
	6
	7	/* MSN module - Notification server callbacks */
	8
	9	/*
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation; either version 2 of the License, or
	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License with
	21	the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
	22	if not, write to the Free Software Foundation, Inc., 59 Temple Place,
	23	Suite 330, Boston, MA 02111-1307 USA
	24	*/
	25
	26	#include <ctype.h>
	27	#include "nogaim.h"
	28	#include "msn.h"
	29	#include "passport.h"
	30	#include "md5.h"
	31
	32	static void msn_ns_callback( gpointer data, gint source, GaimInputCondition cond );
	33	static int msn_ns_command( gpointer data, char **cmd, int num_parts );
	34	static int msn_ns_message( gpointer data, char msg, int msglen, char *cmd, int num_parts );
	35
	36	static void msn_auth_got_passport_id( struct passport_reply *rep );
	37
	38	void msn_ns_connected( gpointer data, gint source, GaimInputCondition cond )
	39	{
	40	struct gaim_connection *gc = data;
	41	struct msn_data *md;
	42	char s[1024];
	43
	44	if( !g_slist_find( msn_connections, gc ) )
	45	return;
	46
	47	if( source == -1 )
	48	{
	49	hide_login_progress( gc, "Could not connect to server" );
	50	signoff( gc );
	51	return;
	52	}
	53
	54	md = gc->proto_data;
	55
	56	if( !md->handler )
	57	{
	58	md->handler = g_new0( struct msn_handler_data, 1 );
	59	md->handler->data = gc;
	60	md->handler->exec_command = msn_ns_command;
	61	md->handler->exec_message = msn_ns_message;
	62	}
	63	else
	64	{
	65	if( md->handler->rxq )
	66	g_free( md->handler->rxq );
	67
	68	md->handler->rxlen = 0;
	69	}
	70
	71	md->handler->fd = md->fd;
	72	md->handler->rxq = g_new0( char, 1 );
	73
	74	g_snprintf( s, sizeof( s ), "VER %d MSNP8 CVR0\r\n", ++md->trId );
	75	if( msn_write( gc, s, strlen( s ) ) )
	76	{
	77	gc->inpa = gaim_input_add( md->fd, GAIM_INPUT_READ, msn_ns_callback, gc );
	78	set_login_progress( gc, 1, "Connected to server, waiting for reply" );
	79	}
	80	}
	81
	82	void msn_ns_callback( gpointer data, gint source, GaimInputCondition cond )
	83	{
	84	struct gaim_connection *gc = data;
	85	struct msn_data *md = gc->proto_data;
	86
	87	if( msn_handler( md->handler ) == -1 ) /* Don't do this on ret == 0, it's already done then. */
	88	{
	89	hide_login_progress( gc, "Error while reading from server" );
	90	signoff( gc );
	91	}
	92	}
	93
	94	static int msn_ns_command( gpointer data, char **cmd, int num_parts )
	95	{
	96	struct gaim_connection *gc = data;
	97	struct msn_data *md = gc->proto_data;
	98	char buf[1024];
	99
	100	if( num_parts == 0 )
	101	{
	102	/* Hrrm... Empty command...? Ignore? */
	103	return( 1 );
	104	}
	105
	106	if( strcmp( cmd[0], "VER" ) == 0 )
	107	{
	108	if( cmd[2] && strncmp( cmd[2], "MSNP8", 5 ) != 0 )
	109	{
	110	hide_login_progress( gc, "Unsupported protocol" );
	111	signoff( gc );
	112	return( 0 );
	113	}
	114
	115	g_snprintf( buf, sizeof( buf ), "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s\r\n",
	116	++md->trId, gc->username );
	117	return( msn_write( gc, buf, strlen( buf ) ) );
	118	}
	119	else if( strcmp( cmd[0], "CVR" ) == 0 )
	120	{
	121	/* We don't give a damn about the information we just received */
	122	g_snprintf( buf, sizeof( buf ), "USR %d TWN I %s\r\n", ++md->trId, gc->username );
	123	return( msn_write( gc, buf, strlen( buf ) ) );
	124	}
	125	else if( strcmp( cmd[0], "XFR" ) == 0 )
	126	{
	127	char *server;
	128	int port;
	129
	130	if( num_parts == 6 && strcmp( cmd[2], "NS" ) == 0 )
	131	{
	132	gaim_input_remove( gc->inpa );
	133	gc->inpa = 0;
	134	closesocket( md->fd );
	135
	136	server = strchr( cmd[3], ':' );
	137	if( !server )
	138	{
	139	hide_login_progress_error( gc, "Syntax error" );
	140	signoff( gc );
	141	return( 0 );
	142	}
	143	*server = 0;
	144	port = atoi( server + 1 );
	145	server = cmd[3];
	146
	147	set_login_progress( gc, 1, "Transferring to other server" );
	148
	149	md->fd = proxy_connect( server, port, msn_ns_connected, gc );
	150	}
	151	else if( num_parts == 6 && strcmp( cmd[2], "SB" ) == 0 )
	152	{
	153	struct msn_switchboard *sb;
	154
	155	server = strchr( cmd[3], ':' );
	156	if( !server )
	157	{
	158	hide_login_progress_error( gc, "Syntax error" );
	159	signoff( gc );
	160	return( 0 );
	161	}
	162	*server = 0;
	163	port = atoi( server + 1 );
	164	server = cmd[3];
	165
	166	if( strcmp( cmd[4], "CKI" ) != 0 )
	167	{
	168	hide_login_progress_error( gc, "Unknown authentication method for switchboard" );
	169	signoff( gc );
	170	return( 0 );
	171	}
	172
	173	debug( "Connecting to a new switchboard with key %s", cmd[5] );
	174	sb = msn_sb_create( gc, server, port, cmd[5], MSN_SB_NEW );
	175
	176	if( md->msgq )
	177	{
	178	struct msn_message *m = md->msgq->data;
	179	GSList *l;
	180
	181	sb->who = g_strdup( m->who );
	182
	183	/* Move all the messages to the first user in the message
	184	queue to the switchboard message queue. */
	185	l = md->msgq;
	186	while( l )
	187	{
	188	m = l->data;
	189	l = l->next;
	190	if( strcmp( m->who, sb->who ) == 0 )
	191	{
	192	sb->msgq = g_slist_append( sb->msgq, m );
	193	md->msgq = g_slist_remove( md->msgq, m );
	194	}
	195	}
	196	}
	197	}
	198	else
	199	{
	200	hide_login_progress_error( gc, "Syntax error" );
	201	signoff( gc );
	202	return( 0 );
	203	}
	204	}
	205	else if( strcmp( cmd[0], "USR" ) == 0 )
	206	{
	207	if( num_parts == 5 && strcmp( cmd[2], "TWN" ) == 0 && strcmp( cmd[3], "S" ) == 0 )
	208	{
	209	/* Time for some Passport black magic... */
[ad8b8a3]	210	if( !passport_get_id( msn_auth_got_passport_id, gc, gc->username, gc->password, cmd[4] ) )
[b7d3cc34]	211	{
	212	hide_login_progress_error( gc, "Error while contacting Passport server" );
	213	signoff( gc );
	214	return( 0 );
	215	}
	216	}
	217	else if( num_parts == 7 && strcmp( cmd[2], "OK" ) == 0 )
	218	{
	219	http_decode( cmd[4] );
	220
	221	strncpy( gc->displayname, cmd[4], sizeof( gc->displayname ) );
	222	gc->displayname[sizeof(gc->displayname)-1] = 0;
	223
	224	set_login_progress( gc, 1, "Authenticated, getting buddy list" );
	225
	226	g_snprintf( buf, sizeof( buf ), "SYN %d 0\r\n", ++md->trId );
	227	return( msn_write( gc, buf, strlen( buf ) ) );
	228	}
	229	else
	230	{
	231	hide_login_progress( gc, "Unknown authentication type" );
	232	signoff( gc );
	233	return( 0 );
	234	}
	235	}
	236	else if( strcmp( cmd[0], "MSG" ) == 0 )
	237	{
	238	if( num_parts != 4 )
	239	{
	240	hide_login_progress_error( gc, "Syntax error" );
	241	signoff( gc );
	242	return( 0 );
	243	}
	244
	245	md->handler->msglen = atoi( cmd[3] );
	246
	247	if( md->handler->msglen <= 0 )
	248	{
	249	hide_login_progress_error( gc, "Syntax error" );
	250	signoff( gc );
	251	return( 0 );
	252	}
	253	}
	254	else if( strcmp( cmd[0], "SYN" ) == 0 )
	255	{
	256	if( num_parts == 5 )
	257	{
	258	md->buddycount = atoi( cmd[3] );
	259
	260	if( !*cmd[3] \|\| md->buddycount == 0 )
	261	msn_logged_in( gc );
	262	}
	263	else
	264	{
	265	/* Hrrm... This SYN reply doesn't really look like something we expected.
	266	Let's assume everything is okay. */
	267
	268	msn_logged_in( gc );
	269	}
	270	}
	271	else if( strcmp( cmd[0], "GTC" ) == 0 )
	272	{
	273	}
	274	else if( strcmp( cmd[0], "BLP" ) == 0 )
	275	{
	276	}
	277	else if( strcmp( cmd[0], "PRP" ) == 0 )
	278	{
	279	}
	280	else if( strcmp( cmd[0], "LSG" ) == 0 )
	281	{
	282	}
	283	else if( strcmp( cmd[0], "LST" ) == 0 )
	284	{
	285	int list;
	286
	287	if( num_parts != 4 && num_parts != 5 )
	288	{
	289	hide_login_progress( gc, "Syntax error" );
	290	signoff( gc );
	291	return( 0 );
	292	}
	293
	294	http_decode( cmd[2] );
	295	list = atoi( cmd[3] );
	296
	297	if( list & 1 ) /* FL */
	298	{
	299	add_buddy( gc, NULL, cmd[1], cmd[2] );
	300	}
	301	if( list & 2 ) /* AL */
	302	{
	303	gc->permit = g_slist_append( gc->permit, g_strdup( cmd[1] ) );
	304	}
	305	if( list & 4 ) /* BL */
	306	{
	307	gc->deny = g_slist_append( gc->deny, g_strdup( cmd[1] ) );
	308	}
	309	if( list & 8 ) /* RL */
	310	{
	311	if( ( list & 6 ) == 0 )
	312	msn_buddy_ask( gc, cmd[1], cmd[2] );
	313	}
	314
	315	if( --md->buddycount == 0 )
	316	{
	317	if( gc->flags & OPT_LOGGED_IN )
	318	{
	319	serv_got_crap( gc, "Successfully transferred to different server" );
	320	g_snprintf( buf, sizeof( buf ), "CHG %d %s %d\r\n", ++md->trId, md->away_state->code, 0 );
	321	return( msn_write( gc, buf, strlen( buf ) ) );
	322	}
	323	else
	324	{
	325	msn_logged_in( gc );
	326	}
	327	}
	328	}
	329	else if( strcmp( cmd[0], "BPR" ) == 0 )
	330	{
	331	}
	332	else if( strcmp( cmd[0], "CHG" ) == 0 )
	333	{
	334	}
	335	else if( strcmp( cmd[0], "CHL" ) == 0 )
	336	{
	337	md5_state_t state;
	338	md5_byte_t digest[16];
	339	int i;
	340
	341	if( num_parts != 3 )
	342	{
	343	hide_login_progress_error( gc, "Syntax error" );
	344	signoff( gc );
	345	return( 0 );
	346	}
	347
	348	md5_init( &state );
	349	md5_append( &state, (const md5_byte_t *) cmd[2], strlen( cmd[2] ) );
	350	md5_append( &state, (const md5_byte_t *) QRY_CODE, strlen( QRY_CODE ) );
	351	md5_finish( &state, digest );
	352
	353	g_snprintf( buf, sizeof( buf ), "QRY %d %s %d\r\n", ++md->trId, QRY_NAME, 32 );
	354	for( i = 0; i < 16; i ++ )
	355	g_snprintf( buf + strlen( buf ), 3, "%02x", digest[i] );
	356
	357	return( msn_write( gc, buf, strlen( buf ) ) );
	358	}
	359	else if( strcmp( cmd[0], "QRY" ) == 0 )
	360	{
	361	}
	362	else if( strcmp( cmd[0], "QNG" ) == 0 )
	363	{
	364	}
	365	else if( strcmp( cmd[0], "ILN" ) == 0 )
	366	{
	367	struct msn_away_state *st;
	368
	369	if( num_parts != 6 )
	370	{
	371	hide_login_progress_error( gc, "Syntax error" );
	372	signoff( gc );
	373	return( 0 );
	374	}
	375
	376	http_decode( cmd[4] );
	377	serv_buddy_rename( gc, cmd[3], cmd[4] );
	378
	379	st = msn_away_state_by_code( cmd[2] );
	380	if( !st )
	381	{
	382	/* FIXME: Warn/Bomb about unknown away state? */
	383	st = msn_away_state_list;
	384	}
	385
	386	serv_got_update( gc, cmd[3], 1, 0, 0, 0, st->number, 0 );
	387	}
	388	else if( strcmp( cmd[0], "FLN" ) == 0 )
	389	{
	390	if( cmd[1] )
	391	serv_got_update( gc, cmd[1], 0, 0, 0, 0, 0, 0 );
	392	}
	393	else if( strcmp( cmd[0], "NLN" ) == 0 )
	394	{
	395	struct msn_away_state *st;
	396
	397	if( num_parts != 5 )
	398	{
	399	hide_login_progress_error( gc, "Syntax error" );
	400	signoff( gc );
	401	return( 0 );
	402	}
	403
	404	http_decode( cmd[3] );
	405	serv_buddy_rename( gc, cmd[2], cmd[3] );
	406
	407	st = msn_away_state_by_code( cmd[1] );
	408	if( !st )
	409	{
	410	/* FIXME: Warn/Bomb about unknown away state? */
	411	st = msn_away_state_list;
	412	}
	413
	414	serv_got_update( gc, cmd[2], 1, 0, 0, 0, st->number, 0 );
	415	}
	416	else if( strcmp( cmd[0], "RNG" ) == 0 )
	417	{
	418	struct msn_switchboard *sb;
	419	char *server;
	420	int session, port;
	421
	422	if( num_parts != 7 )
	423	{
	424	hide_login_progress_error( gc, "Syntax error" );
	425	signoff( gc );
	426	return( 0 );
	427	}
	428
	429	session = atoi( cmd[1] );
	430
	431	server = strchr( cmd[2], ':' );
	432	if( !server )
	433	{
	434	hide_login_progress_error( gc, "Syntax error" );
	435	signoff( gc );
	436	return( 0 );
	437	}
	438	*server = 0;
	439	port = atoi( server + 1 );
	440	server = cmd[2];
	441
	442	if( strcmp( cmd[3], "CKI" ) != 0 )
	443	{
	444	hide_login_progress_error( gc, "Unknown authentication method for switchboard" );
	445	signoff( gc );
	446	return( 0 );
	447	}
	448
	449	debug( "Got a call from %s (session %d). Key = %s", cmd[5], session, cmd[4] );
	450
	451	sb = msn_sb_create( gc, server, port, cmd[4], session );
	452	sb->who = g_strdup( cmd[5] );
	453	}
	454	else if( strcmp( cmd[0], "ADD" ) == 0 )
	455	{
	456	if( num_parts == 6 && strcmp( cmd[2], "RL" ) == 0 )
	457	{
	458	GSList *l;
	459
	460	http_decode( cmd[5] );
	461
	462	if( strchr( cmd[4], '@' ) == NULL )
	463	{
	464	hide_login_progress_error( gc, "Syntax error" );
	465	signoff( gc );
	466	return( 0 );
	467	}
	468
	469	/* We got added by someone. If we don't have this person in permit/deny yet, inform the user. */
	470	for( l = gc->permit; l; l = l->next )
	471	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
	472	return( 1 );
	473
	474	for( l = gc->deny; l; l = l->next )
	475	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
	476	return( 1 );
	477
	478	msn_buddy_ask( gc, cmd[4], cmd[5] );
	479	}
	480	}
	481	else if( strcmp( cmd[0], "REM" ) == 0 )
	482	{
	483	}
	484	else if( strcmp( cmd[0], "OUT" ) == 0 )
	485	{
	486	if( cmd[1] && strcmp( cmd[1], "OTH" ) == 0 )
	487	{
	488	hide_login_progress_error( gc, "Someone else logged in with your account" );
	489	gc->wants_to_die = 1;
	490	}
	491	else if( cmd[1] && strcmp( cmd[1], "SSD" ) == 0 )
	492	{
	493	hide_login_progress_error( gc, "Terminating session because of server shutdown" );
	494	}
	495	else
	496	{
	497	hide_login_progress_error( gc, "Session terminated by remote server (reason unknown)" );
	498	}
	499
	500	signoff( gc );
	501	return( 0 );
	502	}
	503	else if( strcmp( cmd[0], "REA" ) == 0 )
	504	{
	505	if( num_parts != 5 )
	506	{
	507	hide_login_progress_error( gc, "Syntax error" );
	508	signoff( gc );
	509	return( 0 );
	510	}
	511
	512	if( g_strcasecmp( cmd[3], gc->username ) == 0 )
	513	{
	514	http_decode( cmd[4] );
	515	strncpy( gc->displayname, cmd[4], sizeof( gc->displayname ) );
	516	gc->displayname[sizeof(gc->displayname)-1] = 0;
	517	}
	518	else
	519	{
	520	/* This is not supposed to happen, but let's handle it anyway... */
	521	http_decode( cmd[4] );
	522	serv_buddy_rename( gc, cmd[3], cmd[4] );
	523	}
	524	}
	525	else if( strcmp( cmd[0], "IPG" ) == 0 )
	526	{
	527	do_error_dialog( gc, "Received IPG command, we don't handle them yet.", "MSN" );
	528
	529	md->handler->msglen = atoi( cmd[1] );
	530
	531	if( md->handler->msglen <= 0 )
	532	{
	533	hide_login_progress_error( gc, "Syntax error" );
	534	signoff( gc );
	535	return( 0 );
	536	}
	537	}
	538	else if( isdigit( cmd[0][0] ) )
	539	{
	540	int num = atoi( cmd[0] );
	541	struct msn_status_code *err = msn_status_by_number( num );
	542
	543	g_snprintf( buf, sizeof( buf ), "Error reported by MSN server: %s", err->text );
	544	do_error_dialog( gc, buf, "MSN" );
	545
	546	if( err->flags & STATUS_FATAL )
	547	{
	548	signoff( gc );
	549	return( 0 );
	550	}
	551	}
	552	else
	553	{
	554	debug( "Received unknown command from main server: %s", cmd[0] );
	555	}
	556
	557	return( 1 );
	558	}
	559
	560	static int msn_ns_message( gpointer data, char msg, int msglen, char *cmd, int num_parts )
	561	{
	562	struct gaim_connection *gc = data;
	563	char *body;
	564	int blen = 0;
	565
	566	if( !num_parts )
	567	return( 1 );
	568
	569	if( ( body = strstr( msg, "\r\n\r\n" ) ) )
	570	{
	571	body += 4;
	572	blen = msglen - ( body - msg );
	573	}
	574
	575	if( strcmp( cmd[0], "MSG" ) == 0 )
	576	{
	577	if( g_strcasecmp( cmd[1], "Hotmail" ) == 0 )
	578	{
	579	char *ct = msn_findheader( msg, "Content-Type:", msglen );
	580
	581	if( !ct )
	582	return( 1 );
	583
	584	if( g_strncasecmp( ct, "application/x-msmsgssystemmessage", 33 ) == 0 )
	585	{
	586	char *mtype;
	587	char *arg1;
	588
	589	if( !body )
	590	return( 1 );
	591
	592	mtype = msn_findheader( body, "Type:", blen );
	593	arg1 = msn_findheader( body, "Arg1:", blen );
	594
	595	if( mtype && strcmp( mtype, "1" ) == 0 )
	596	{
	597	if( arg1 )
	598	serv_got_crap( gc, "The server is going down for maintenance in %s minutes.", arg1 );
	599	}
	600
	601	if( arg1 ) g_free( arg1 );
	602	if( mtype ) g_free( mtype );
	603	}
	604	else if( g_strncasecmp( ct, "text/x-msmsgsprofile", 20 ) == 0 )
	605	{
	606	/* We don't care about this profile for now... */
	607	}
	608	else if( g_strncasecmp( ct, "text/x-msmsgsinitialemailnotification", 37 ) == 0 )
	609	{
	610	char *inbox = msn_findheader( body, "Inbox-Unread:", blen );
	611	char *folders = msn_findheader( body, "Folders-Unread:", blen );
	612
	613	if( inbox && folders )
	614	{
	615	serv_got_crap( gc, "INBOX contains %s new messages, plus %s messages in other folders.", inbox, folders );
	616	}
	617	}
	618	else if( g_strncasecmp( ct, "text/x-msmsgsemailnotification", 30 ) == 0 )
	619	{
	620	char *from = msn_findheader( body, "From-Addr:", blen );
	621	char *fromname = msn_findheader( body, "From:", blen );
	622
	623	if( from && fromname )
	624	{
	625	serv_got_crap( gc, "Received an e-mail message from %s <%s>.", fromname, from );
	626	}
	627	}
	628	else if( g_strncasecmp( ct, "text/x-msmsgsactivemailnotification", 35 ) == 0 )
	629	{
	630	/* Sorry, but this one really is USELESS */
	631	}
	632	else
	633	{
	634	debug( "Can't handle %s packet from notification server", ct );
	635	}
	636
	637	g_free( ct );
	638	}
	639	}
	640
	641	return( 1 );
	642	}
	643
	644	static void msn_auth_got_passport_id( struct passport_reply *rep )
	645	{
	646	struct gaim_connection *gc = rep->data;
	647	struct msn_data *md = gc->proto_data;
	648	char *key = rep->result;
	649	char buf[1024];
	650
	651	if( key == NULL )
	652	{
	653	hide_login_progress( gc, "Error during Passport authentication" );
	654	signoff( gc );
	655	}
	656	else
	657	{
	658	g_snprintf( buf, sizeof( buf ), "USR %d TWN S %s\r\n", ++md->trId, key );
	659	msn_write( gc, buf, strlen( buf ) );
	660	}
	661	}

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