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source: protocols/msn/ns.c @ f1a0890

Last change on this file since f1a0890 was efbc154, checked in by Wilmer van der Gaast <wilmer@…>, at 2010-04-16T09:58:22Z
Merge msn-keepalive, a nice hack (not yet documented) which sends keepalives to switchboards with offline contacts. This is meant as a work-around for the current lack of support for offline messaging.
Property mode set to `100644`
File size: 19.1 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
[ba9edaa]	32	static gboolean msn_ns_callback( gpointer data, gint source, b_input_condition cond );
[b7d3cc34]	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
[d84e2a9]	36	static void msn_auth_got_passport_token( struct msn_auth_data *mad );
[e3413cc]	37	static gboolean msn_ns_got_display_name( struct im_connection ic, char name );
[b7d3cc34]	38
[ba9edaa]	39	gboolean msn_ns_connected( gpointer data, gint source, b_input_condition cond )
[b7d3cc34]	40	{
[0da65d5]	41	struct im_connection *ic = data;
[b7d3cc34]	42	struct msn_data *md;
	43	char s[1024];
	44
[0da65d5]	45	if( !g_slist_find( msn_connections, ic ) )
[ba9edaa]	46	return FALSE;
[b7d3cc34]	47
	48	if( source == -1 )
	49	{
[84b045d]	50	imcb_error( ic, "Could not connect to server" );
[c2fb3809]	51	imc_logout( ic, TRUE );
[ba9edaa]	52	return FALSE;
[b7d3cc34]	53	}
	54
[0da65d5]	55	md = ic->proto_data;
[b7d3cc34]	56
	57	if( !md->handler )
	58	{
	59	md->handler = g_new0( struct msn_handler_data, 1 );
[0da65d5]	60	md->handler->data = ic;
[b7d3cc34]	61	md->handler->exec_command = msn_ns_command;
	62	md->handler->exec_message = msn_ns_message;
	63	}
	64	else
	65	{
	66	if( md->handler->rxq )
	67	g_free( md->handler->rxq );
	68
	69	md->handler->rxlen = 0;
	70	}
	71
	72	md->handler->fd = md->fd;
	73	md->handler->rxq = g_new0( char, 1 );
	74
	75	g_snprintf( s, sizeof( s ), "VER %d MSNP8 CVR0\r\n", ++md->trId );
[0da65d5]	76	if( msn_write( ic, s, strlen( s ) ) )
[b7d3cc34]	77	{
[0da65d5]	78	ic->inpa = b_input_add( md->fd, GAIM_INPUT_READ, msn_ns_callback, ic );
[84b045d]	79	imcb_log( ic, "Connected to server, waiting for reply" );
[b7d3cc34]	80	}
[ba9edaa]	81
	82	return FALSE;
[b7d3cc34]	83	}
	84
[ba9edaa]	85	static gboolean msn_ns_callback( gpointer data, gint source, b_input_condition cond )
[b7d3cc34]	86	{
[0da65d5]	87	struct im_connection *ic = data;
	88	struct msn_data *md = ic->proto_data;
[b7d3cc34]	89
	90	if( msn_handler( md->handler ) == -1 ) /* Don't do this on ret == 0, it's already done then. */
	91	{
[84b045d]	92	imcb_error( ic, "Error while reading from server" );
[c2fb3809]	93	imc_logout( ic, TRUE );
[ba9edaa]	94
	95	return FALSE;
[b7d3cc34]	96	}
[ba9edaa]	97	else
	98	return TRUE;
[b7d3cc34]	99	}
	100
	101	static int msn_ns_command( gpointer data, char **cmd, int num_parts )
	102	{
[0da65d5]	103	struct im_connection *ic = data;
	104	struct msn_data *md = ic->proto_data;
[b7d3cc34]	105	char buf[1024];
	106
	107	if( num_parts == 0 )
	108	{
	109	/* Hrrm... Empty command...? Ignore? */
	110	return( 1 );
	111	}
	112
	113	if( strcmp( cmd[0], "VER" ) == 0 )
	114	{
	115	if( cmd[2] && strncmp( cmd[2], "MSNP8", 5 ) != 0 )
	116	{
[84b045d]	117	imcb_error( ic, "Unsupported protocol" );
[c2fb3809]	118	imc_logout( ic, FALSE );
[b7d3cc34]	119	return( 0 );
	120	}
	121
	122	g_snprintf( buf, sizeof( buf ), "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s\r\n",
[c2fb3809]	123	++md->trId, ic->acc->user );
[0da65d5]	124	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	125	}
	126	else if( strcmp( cmd[0], "CVR" ) == 0 )
	127	{
	128	/* We don't give a damn about the information we just received */
[c2fb3809]	129	g_snprintf( buf, sizeof( buf ), "USR %d TWN I %s\r\n", ++md->trId, ic->acc->user );
[0da65d5]	130	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	131	}
	132	else if( strcmp( cmd[0], "XFR" ) == 0 )
	133	{
	134	char *server;
	135	int port;
	136
	137	if( num_parts == 6 && strcmp( cmd[2], "NS" ) == 0 )
	138	{
[0da65d5]	139	b_event_remove( ic->inpa );
	140	ic->inpa = 0;
[b7d3cc34]	141	closesocket( md->fd );
	142
	143	server = strchr( cmd[3], ':' );
	144	if( !server )
	145	{
[84b045d]	146	imcb_error( ic, "Syntax error" );
[c2fb3809]	147	imc_logout( ic, TRUE );
[b7d3cc34]	148	return( 0 );
	149	}
	150	*server = 0;
	151	port = atoi( server + 1 );
	152	server = cmd[3];
	153
[84b045d]	154	imcb_log( ic, "Transferring to other server" );
[b7d3cc34]	155
[0da65d5]	156	md->fd = proxy_connect( server, port, msn_ns_connected, ic );
[b7d3cc34]	157	}
	158	else if( num_parts == 6 && strcmp( cmd[2], "SB" ) == 0 )
	159	{
	160	struct msn_switchboard *sb;
	161
	162	server = strchr( cmd[3], ':' );
	163	if( !server )
	164	{
[84b045d]	165	imcb_error( ic, "Syntax error" );
[c2fb3809]	166	imc_logout( ic, TRUE );
[b7d3cc34]	167	return( 0 );
	168	}
	169	*server = 0;
	170	port = atoi( server + 1 );
	171	server = cmd[3];
	172
	173	if( strcmp( cmd[4], "CKI" ) != 0 )
	174	{
[84b045d]	175	imcb_error( ic, "Unknown authentication method for switchboard" );
[c2fb3809]	176	imc_logout( ic, TRUE );
[b7d3cc34]	177	return( 0 );
	178	}
	179
	180	debug( "Connecting to a new switchboard with key %s", cmd[5] );
[99f929c]	181
	182	if( ( sb = msn_sb_create( ic, server, port, cmd[5], MSN_SB_NEW ) ) == NULL )
	183	{
	184	/* Although this isn't strictly fatal for the NS connection, it's
	185	definitely something serious (we ran out of file descriptors?). */
	186	imcb_error( ic, "Could not create new switchboard" );
	187	imc_logout( ic, TRUE );
	188	return( 0 );
	189	}
[b7d3cc34]	190
	191	if( md->msgq )
	192	{
	193	struct msn_message *m = md->msgq->data;
	194	GSList *l;
	195
	196	sb->who = g_strdup( m->who );
	197
	198	/* Move all the messages to the first user in the message
	199	queue to the switchboard message queue. */
	200	l = md->msgq;
	201	while( l )
	202	{
	203	m = l->data;
	204	l = l->next;
	205	if( strcmp( m->who, sb->who ) == 0 )
	206	{
	207	sb->msgq = g_slist_append( sb->msgq, m );
	208	md->msgq = g_slist_remove( md->msgq, m );
	209	}
	210	}
	211	}
	212	}
	213	else
	214	{
[84b045d]	215	imcb_error( ic, "Syntax error" );
[c2fb3809]	216	imc_logout( ic, TRUE );
[b7d3cc34]	217	return( 0 );
	218	}
	219	}
	220	else if( strcmp( cmd[0], "USR" ) == 0 )
	221	{
	222	if( num_parts == 5 && strcmp( cmd[2], "TWN" ) == 0 && strcmp( cmd[3], "S" ) == 0 )
	223	{
	224	/* Time for some Passport black magic... */
[d84e2a9]	225	if( !passport_get_token( msn_auth_got_passport_token, ic, ic->acc->user, ic->acc->pass, cmd[4] ) )
[b7d3cc34]	226	{
[84b045d]	227	imcb_error( ic, "Error while contacting Passport server" );
[c2fb3809]	228	imc_logout( ic, TRUE );
[b7d3cc34]	229	return( 0 );
	230	}
	231	}
[21d48d9]	232	else if( num_parts >= 7 && strcmp( cmd[2], "OK" ) == 0 )
[b7d3cc34]	233	{
[21d48d9]	234	if( num_parts == 7 )
[e3413cc]	235	msn_ns_got_display_name( ic, cmd[4] );
[21d48d9]	236	else
	237	imcb_log( ic, "Warning: Friendly name in server response was corrupted" );
[911f2eb]	238
[84b045d]	239	imcb_log( ic, "Authenticated, getting buddy list" );
[b7d3cc34]	240
	241	g_snprintf( buf, sizeof( buf ), "SYN %d 0\r\n", ++md->trId );
[0da65d5]	242	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	243	}
	244	else
	245	{
[84b045d]	246	imcb_error( ic, "Unknown authentication type" );
[c2fb3809]	247	imc_logout( ic, FALSE );
[b7d3cc34]	248	return( 0 );
	249	}
	250	}
	251	else if( strcmp( cmd[0], "MSG" ) == 0 )
	252	{
	253	if( num_parts != 4 )
	254	{
[84b045d]	255	imcb_error( ic, "Syntax error" );
[c2fb3809]	256	imc_logout( ic, TRUE );
[b7d3cc34]	257	return( 0 );
	258	}
	259
	260	md->handler->msglen = atoi( cmd[3] );
	261
	262	if( md->handler->msglen <= 0 )
	263	{
[84b045d]	264	imcb_error( ic, "Syntax error" );
[c2fb3809]	265	imc_logout( ic, TRUE );
[b7d3cc34]	266	return( 0 );
	267	}
	268	}
	269	else if( strcmp( cmd[0], "SYN" ) == 0 )
	270	{
	271	if( num_parts == 5 )
	272	{
[1145964]	273	int i, groupcount;
	274
	275	groupcount = atoi( cmd[4] );
	276	if( groupcount > 0 )
	277	{
	278	/* valgrind says this is leaking memory, I'm guessing
	279	that this happens during server redirects. */
	280	if( md->grouplist )
	281	{
	282	for( i = 0; i < md->groupcount; i ++ )
	283	g_free( md->grouplist[i] );
	284	g_free( md->grouplist );
	285	}
	286
	287	md->groupcount = groupcount;
[bc736cfa]	288	md->grouplist = g_new0( char *, md->groupcount );
[1145964]	289	}
[b7d3cc34]	290
[1145964]	291	md->buddycount = atoi( cmd[3] );
[b7d3cc34]	292	if( !*cmd[3] \|\| md->buddycount == 0 )
[0da65d5]	293	msn_logged_in( ic );
[b7d3cc34]	294	}
	295	else
	296	{
	297	/* Hrrm... This SYN reply doesn't really look like something we expected.
	298	Let's assume everything is okay. */
	299
[0da65d5]	300	msn_logged_in( ic );
[b7d3cc34]	301	}
	302	}
	303	else if( strcmp( cmd[0], "LST" ) == 0 )
	304	{
	305	int list;
	306
	307	if( num_parts != 4 && num_parts != 5 )
	308	{
[84b045d]	309	imcb_error( ic, "Syntax error" );
[c2fb3809]	310	imc_logout( ic, TRUE );
[b7d3cc34]	311	return( 0 );
	312	}
	313
	314	http_decode( cmd[2] );
	315	list = atoi( cmd[3] );
	316
	317	if( list & 1 ) /* FL */
	318	{
[1ad104a]	319	char *group = NULL;
	320	int num;
	321
[f0cb961]	322	if( cmd[4] != NULL && sscanf( cmd[4], "%d", &num ) == 1 && num < md->groupcount )
[1ad104a]	323	group = md->grouplist[num];
	324
[f0cb961]	325	imcb_add_buddy( ic, cmd[1], group );
	326	imcb_rename_buddy( ic, cmd[1], cmd[2] );
[b7d3cc34]	327	}
	328	if( list & 2 ) /* AL */
	329	{
[0da65d5]	330	ic->permit = g_slist_append( ic->permit, g_strdup( cmd[1] ) );
[b7d3cc34]	331	}
	332	if( list & 4 ) /* BL */
	333	{
[0da65d5]	334	ic->deny = g_slist_append( ic->deny, g_strdup( cmd[1] ) );
[b7d3cc34]	335	}
	336	if( list & 8 ) /* RL */
	337	{
	338	if( ( list & 6 ) == 0 )
[0da65d5]	339	msn_buddy_ask( ic, cmd[1], cmd[2] );
[b7d3cc34]	340	}
	341
	342	if( --md->buddycount == 0 )
	343	{
[0da65d5]	344	if( ic->flags & OPT_LOGGED_IN )
[b7d3cc34]	345	{
[84b045d]	346	imcb_log( ic, "Successfully transferred to different server" );
[b7d3cc34]	347	g_snprintf( buf, sizeof( buf ), "CHG %d %s %d\r\n", ++md->trId, md->away_state->code, 0 );
[0da65d5]	348	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	349	}
	350	else
	351	{
[0da65d5]	352	msn_logged_in( ic );
[b7d3cc34]	353	}
	354	}
	355	}
[bc736cfa]	356	else if( strcmp( cmd[0], "LSG" ) == 0 )
[b7d3cc34]	357	{
[bc736cfa]	358	int num;
	359
	360	if( num_parts != 4 )
	361	{
[84b045d]	362	imcb_error( ic, "Syntax error" );
[c2fb3809]	363	imc_logout( ic, TRUE );
[bc736cfa]	364	return( 0 );
	365	}
	366
	367	http_decode( cmd[2] );
	368	num = atoi( cmd[1] );
	369
	370	if( num < md->groupcount )
	371	md->grouplist[num] = g_strdup( cmd[2] );
[b7d3cc34]	372	}
	373	else if( strcmp( cmd[0], "CHL" ) == 0 )
	374	{
	375	md5_state_t state;
	376	md5_byte_t digest[16];
	377	int i;
	378
	379	if( num_parts != 3 )
	380	{
[84b045d]	381	imcb_error( ic, "Syntax error" );
[c2fb3809]	382	imc_logout( ic, TRUE );
[b7d3cc34]	383	return( 0 );
	384	}
	385
	386	md5_init( &state );
	387	md5_append( &state, (const md5_byte_t *) cmd[2], strlen( cmd[2] ) );
	388	md5_append( &state, (const md5_byte_t *) QRY_CODE, strlen( QRY_CODE ) );
	389	md5_finish( &state, digest );
	390
	391	g_snprintf( buf, sizeof( buf ), "QRY %d %s %d\r\n", ++md->trId, QRY_NAME, 32 );
	392	for( i = 0; i < 16; i ++ )
	393	g_snprintf( buf + strlen( buf ), 3, "%02x", digest[i] );
	394
[0da65d5]	395	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	396	}
	397	else if( strcmp( cmd[0], "ILN" ) == 0 )
	398	{
[08995b0]	399	const struct msn_away_state *st;
[b7d3cc34]	400
	401	if( num_parts != 6 )
	402	{
[84b045d]	403	imcb_error( ic, "Syntax error" );
[c2fb3809]	404	imc_logout( ic, TRUE );
[b7d3cc34]	405	return( 0 );
	406	}
	407
	408	http_decode( cmd[4] );
[f0cb961]	409	imcb_rename_buddy( ic, cmd[3], cmd[4] );
[b7d3cc34]	410
	411	st = msn_away_state_by_code( cmd[2] );
	412	if( !st )
	413	{
	414	/* FIXME: Warn/Bomb about unknown away state? */
[b051d39]	415	st = msn_away_state_list + 1;
[b7d3cc34]	416	}
	417
[b051d39]	418	imcb_buddy_status( ic, cmd[3], OPT_LOGGED_IN \|
	419	( st != msn_away_state_list ? OPT_AWAY : 0 ),
	420	st->name, NULL );
[b7d3cc34]	421	}
	422	else if( strcmp( cmd[0], "FLN" ) == 0 )
	423	{
[9bf2481]	424	if( cmd[1] == NULL )
	425	return 1;
	426
	427	imcb_buddy_status( ic, cmd[1], 0, NULL, NULL );
	428
[bb839e8]	429	msn_sb_start_keepalives( msn_sb_by_handle( ic, cmd[1] ), TRUE );
[b7d3cc34]	430	}
	431	else if( strcmp( cmd[0], "NLN" ) == 0 )
	432	{
[08995b0]	433	const struct msn_away_state *st;
[b7d3cc34]	434
	435	if( num_parts != 5 )
	436	{
[84b045d]	437	imcb_error( ic, "Syntax error" );
[c2fb3809]	438	imc_logout( ic, TRUE );
[b7d3cc34]	439	return( 0 );
	440	}
	441
	442	http_decode( cmd[3] );
[f0cb961]	443	imcb_rename_buddy( ic, cmd[2], cmd[3] );
[b7d3cc34]	444
	445	st = msn_away_state_by_code( cmd[1] );
	446	if( !st )
	447	{
	448	/* FIXME: Warn/Bomb about unknown away state? */
[b051d39]	449	st = msn_away_state_list + 1;
[b7d3cc34]	450	}
	451
[b051d39]	452	imcb_buddy_status( ic, cmd[2], OPT_LOGGED_IN \|
	453	( st != msn_away_state_list ? OPT_AWAY : 0 ),
	454	st->name, NULL );
[9bf2481]	455
[bb839e8]	456	msn_sb_stop_keepalives( msn_sb_by_handle( ic, cmd[2] ) );
[b7d3cc34]	457	}
	458	else if( strcmp( cmd[0], "RNG" ) == 0 )
	459	{
	460	struct msn_switchboard *sb;
	461	char *server;
	462	int session, port;
	463
	464	if( num_parts != 7 )
	465	{
[84b045d]	466	imcb_error( ic, "Syntax error" );
[c2fb3809]	467	imc_logout( ic, TRUE );
[b7d3cc34]	468	return( 0 );
	469	}
	470
	471	session = atoi( cmd[1] );
	472
	473	server = strchr( cmd[2], ':' );
	474	if( !server )
	475	{
[84b045d]	476	imcb_error( ic, "Syntax error" );
[c2fb3809]	477	imc_logout( ic, TRUE );
[b7d3cc34]	478	return( 0 );
	479	}
	480	*server = 0;
	481	port = atoi( server + 1 );
	482	server = cmd[2];
	483
	484	if( strcmp( cmd[3], "CKI" ) != 0 )
	485	{
[84b045d]	486	imcb_error( ic, "Unknown authentication method for switchboard" );
[c2fb3809]	487	imc_logout( ic, TRUE );
[b7d3cc34]	488	return( 0 );
	489	}
	490
	491	debug( "Got a call from %s (session %d). Key = %s", cmd[5], session, cmd[4] );
	492
[99f929c]	493	if( ( sb = msn_sb_create( ic, server, port, cmd[4], session ) ) == NULL )
	494	{
	495	/* Although this isn't strictly fatal for the NS connection, it's
	496	definitely something serious (we ran out of file descriptors?). */
	497	imcb_error( ic, "Could not create new switchboard" );
	498	imc_logout( ic, TRUE );
	499	return( 0 );
	500	}
	501	else
	502	{
	503	sb->who = g_strdup( cmd[5] );
	504	}
[b7d3cc34]	505	}
	506	else if( strcmp( cmd[0], "ADD" ) == 0 )
	507	{
	508	if( num_parts == 6 && strcmp( cmd[2], "RL" ) == 0 )
	509	{
	510	GSList *l;
	511
	512	http_decode( cmd[5] );
	513
	514	if( strchr( cmd[4], '@' ) == NULL )
	515	{
[84b045d]	516	imcb_error( ic, "Syntax error" );
[c2fb3809]	517	imc_logout( ic, TRUE );
[f0cb961]	518	return 0;
[b7d3cc34]	519	}
	520
[f0cb961]	521	/* We got added by someone. If we don't have this
	522	person in permit/deny yet, inform the user. */
[0da65d5]	523	for( l = ic->permit; l; l = l->next )
[b7d3cc34]	524	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
[f0cb961]	525	return 1;
[b7d3cc34]	526
[0da65d5]	527	for( l = ic->deny; l; l = l->next )
[b7d3cc34]	528	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
[f0cb961]	529	return 1;
[b7d3cc34]	530
[0da65d5]	531	msn_buddy_ask( ic, cmd[4], cmd[5] );
[b7d3cc34]	532	}
[f0cb961]	533	else if( num_parts >= 6 && strcmp( cmd[2], "FL" ) == 0 )
	534	{
	535	http_decode( cmd[5] );
	536	imcb_add_buddy( ic, cmd[4], NULL );
	537	imcb_rename_buddy( ic, cmd[4], cmd[5] );
	538	}
[b7d3cc34]	539	}
	540	else if( strcmp( cmd[0], "OUT" ) == 0 )
	541	{
[c2fb3809]	542	int allow_reconnect = TRUE;
	543
[b7d3cc34]	544	if( cmd[1] && strcmp( cmd[1], "OTH" ) == 0 )
	545	{
[84b045d]	546	imcb_error( ic, "Someone else logged in with your account" );
[c2fb3809]	547	allow_reconnect = FALSE;
[b7d3cc34]	548	}
	549	else if( cmd[1] && strcmp( cmd[1], "SSD" ) == 0 )
	550	{
[84b045d]	551	imcb_error( ic, "Terminating session because of server shutdown" );
[b7d3cc34]	552	}
	553	else
	554	{
[84b045d]	555	imcb_error( ic, "Session terminated by remote server (reason unknown)" );
[b7d3cc34]	556	}
	557
[c2fb3809]	558	imc_logout( ic, allow_reconnect );
[b7d3cc34]	559	return( 0 );
	560	}
[e3413cc]	561	#if 0
	562	/* Discard this one completely for now since I don't care about the ack
	563	and since MSN servers can apparently screw up the formatting. */
[b7d3cc34]	564	else if( strcmp( cmd[0], "REA" ) == 0 )
	565	{
	566	if( num_parts != 5 )
	567	{
[84b045d]	568	imcb_error( ic, "Syntax error" );
[c2fb3809]	569	imc_logout( ic, TRUE );
[b7d3cc34]	570	return( 0 );
	571	}
	572
[c2fb3809]	573	if( g_strcasecmp( cmd[3], ic->acc->user ) == 0 )
[b7d3cc34]	574	{
[911f2eb]	575	set_t *s;
	576
[b7d3cc34]	577	http_decode( cmd[4] );
[0da65d5]	578	strncpy( ic->displayname, cmd[4], sizeof( ic->displayname ) );
	579	ic->displayname[sizeof(ic->displayname)-1] = 0;
[911f2eb]	580
[0da65d5]	581	if( ( s = set_find( &ic->acc->set, "display_name" ) ) )
[911f2eb]	582	{
	583	g_free( s->value );
	584	s->value = g_strdup( cmd[4] );
	585	}
[b7d3cc34]	586	}
	587	else
	588	{
	589	/* This is not supposed to happen, but let's handle it anyway... */
	590	http_decode( cmd[4] );
[f0cb961]	591	imcb_rename_buddy( ic, cmd[3], cmd[4] );
[b7d3cc34]	592	}
	593	}
[e3413cc]	594	#endif
[b7d3cc34]	595	else if( strcmp( cmd[0], "IPG" ) == 0 )
	596	{
[84b045d]	597	imcb_error( ic, "Received IPG command, we don't handle them yet." );
[b7d3cc34]	598
	599	md->handler->msglen = atoi( cmd[1] );
	600
	601	if( md->handler->msglen <= 0 )
	602	{
[84b045d]	603	imcb_error( ic, "Syntax error" );
[c2fb3809]	604	imc_logout( ic, TRUE );
[b7d3cc34]	605	return( 0 );
	606	}
	607	}
	608	else if( isdigit( cmd[0][0] ) )
	609	{
	610	int num = atoi( cmd[0] );
[08995b0]	611	const struct msn_status_code *err = msn_status_by_number( num );
[b7d3cc34]	612
[84b045d]	613	imcb_error( ic, "Error reported by MSN server: %s", err->text );
[b7d3cc34]	614
	615	if( err->flags & STATUS_FATAL )
	616	{
[c2fb3809]	617	imc_logout( ic, TRUE );
[b7d3cc34]	618	return( 0 );
	619	}
	620	}
	621	else
	622	{
[8ff0a61]	623	/* debug( "Received unknown command from main server: %s", cmd[0] ); */
[b7d3cc34]	624	}
	625
	626	return( 1 );
	627	}
	628
	629	static int msn_ns_message( gpointer data, char msg, int msglen, char *cmd, int num_parts )
	630	{
[0da65d5]	631	struct im_connection *ic = data;
[b7d3cc34]	632	char *body;
	633	int blen = 0;
	634
	635	if( !num_parts )
	636	return( 1 );
	637
	638	if( ( body = strstr( msg, "\r\n\r\n" ) ) )
	639	{
	640	body += 4;
	641	blen = msglen - ( body - msg );
	642	}
	643
	644	if( strcmp( cmd[0], "MSG" ) == 0 )
	645	{
	646	if( g_strcasecmp( cmd[1], "Hotmail" ) == 0 )
	647	{
	648	char *ct = msn_findheader( msg, "Content-Type:", msglen );
	649
	650	if( !ct )
	651	return( 1 );
	652
	653	if( g_strncasecmp( ct, "application/x-msmsgssystemmessage", 33 ) == 0 )
	654	{
	655	char *mtype;
	656	char *arg1;
	657
	658	if( !body )
	659	return( 1 );
	660
	661	mtype = msn_findheader( body, "Type:", blen );
	662	arg1 = msn_findheader( body, "Arg1:", blen );
	663
	664	if( mtype && strcmp( mtype, "1" ) == 0 )
	665	{
	666	if( arg1 )
[84b045d]	667	imcb_log( ic, "The server is going down for maintenance in %s minutes.", arg1 );
[b7d3cc34]	668	}
	669
[ec29351]	670	g_free( arg1 );
	671	g_free( mtype );
[b7d3cc34]	672	}
	673	else if( g_strncasecmp( ct, "text/x-msmsgsprofile", 20 ) == 0 )
	674	{
	675	/* We don't care about this profile for now... */
	676	}
	677	else if( g_strncasecmp( ct, "text/x-msmsgsinitialemailnotification", 37 ) == 0 )
	678	{
[ec29351]	679	if( set_getbool( &ic->acc->set, "mail_notifications" ) )
[b7d3cc34]	680	{
[ec29351]	681	char *inbox = msn_findheader( body, "Inbox-Unread:", blen );
	682	char *folders = msn_findheader( body, "Folders-Unread:", blen );
	683
	684	if( inbox && folders )
	685	imcb_log( ic, "INBOX contains %s new messages, plus %s messages in other folders.", inbox, folders );
	686
	687	g_free( inbox );
	688	g_free( folders );
[b7d3cc34]	689	}
	690	}
	691	else if( g_strncasecmp( ct, "text/x-msmsgsemailnotification", 30 ) == 0 )
	692	{
[ec29351]	693	if( set_getbool( &ic->acc->set, "mail_notifications" ) )
[b7d3cc34]	694	{
[ec29351]	695	char *from = msn_findheader( body, "From-Addr:", blen );
	696	char *fromname = msn_findheader( body, "From:", blen );
	697
	698	if( from && fromname )
	699	imcb_log( ic, "Received an e-mail message from %s <%s>.", fromname, from );
	700
	701	g_free( from );
	702	g_free( fromname );
[b7d3cc34]	703	}
	704	}
	705	else if( g_strncasecmp( ct, "text/x-msmsgsactivemailnotification", 35 ) == 0 )
	706	{
	707	/* Sorry, but this one really is USELESS */
	708	}
	709	else
	710	{
	711	debug( "Can't handle %s packet from notification server", ct );
	712	}
	713
	714	g_free( ct );
	715	}
	716	}
	717
	718	return( 1 );
	719	}
	720
[d84e2a9]	721	static void msn_auth_got_passport_token( struct msn_auth_data *mad )
[b7d3cc34]	722	{
[d84e2a9]	723	struct im_connection *ic = mad->data;
	724	struct msn_data *md;
[e6648bf]	725
[d84e2a9]	726	/* Dead connection? */
	727	if( g_slist_find( msn_connections, ic ) == NULL )
	728	return;
	729
	730	md = ic->proto_data;
	731	if( mad->token )
[b7d3cc34]	732	{
[d84e2a9]	733	char buf[1024];
	734
	735	g_snprintf( buf, sizeof( buf ), "USR %d TWN S %s\r\n", ++md->trId, mad->token );
	736	msn_write( ic, buf, strlen( buf ) );
[b7d3cc34]	737	}
	738	else
	739	{
[d84e2a9]	740	imcb_error( ic, "Error during Passport authentication: %s", mad->error );
	741	imc_logout( ic, TRUE );
[b7d3cc34]	742	}
	743	}
[e3413cc]	744
	745	static gboolean msn_ns_got_display_name( struct im_connection ic, char name )
	746	{
	747	set_t *s;
	748
	749	if( ( s = set_find( &ic->acc->set, "display_name" ) ) == NULL )
	750	return FALSE; /* Shouldn't happen.. */
	751
	752	http_decode( name );
	753
	754	if( s->value && strcmp( s->value, name ) == 0 )
	755	{
	756	return TRUE;
	757	/* The names match, nothing to worry about. */
	758	}
	759	else if( s->value != NULL &&
	760	( strcmp( name, ic->acc->user ) == 0 \|\|
	761	set_getbool( &ic->acc->set, "local_display_name" ) ) )
	762	{
	763	/* The server thinks our display name is our e-mail address
	764	which is probably wrong, or the user wants us to do this:
	765	Always use the locally set display_name. */
	766	return msn_set_display_name( ic, s->value );
	767	}
	768	else
	769	{
	770	if( s->value && *s->value )
	771	imcb_log( ic, "BitlBee thinks your display name is `%s' but "
	772	"the MSN server says it's `%s'. Using the MSN "
	773	"server's name. Set local_display_name to true "
	774	"to use the local name.", s->value, name );
	775
[7815a2b]	776	if( g_utf8_validate( name, -1, NULL ) )
	777	{
	778	g_free( s->value );
	779	s->value = g_strdup( name );
	780	}
	781	else
	782	{
	783	imcb_log( ic, "Warning: Friendly name in server response was corrupted" );
	784	}
	785
[e3413cc]	786	return TRUE;
	787	}
	788	}

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