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source: protocols/msn/ns.c @ 3355a82

Last change on this file since 3355a82 was 99f929c, checked in by Wilmer van der Gaast <wilmer@…>, at 2008-04-21T21:53:15Z
Now checking if msn_sb_create() returns NULL. This is very unlikely, but can happen if we run out of file descriptors, for example.
Property mode set to `100644`
File size: 17.2 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
[e6648bf]	36	static void msn_auth_got_passport_token( struct msn_auth_data *mad );
[b7d3cc34]	37
[ba9edaa]	38	gboolean msn_ns_connected( gpointer data, gint source, b_input_condition cond )
[b7d3cc34]	39	{
[0da65d5]	40	struct im_connection *ic = data;
[b7d3cc34]	41	struct msn_data *md;
	42	char s[1024];
	43
[0da65d5]	44	if( !g_slist_find( msn_connections, ic ) )
[ba9edaa]	45	return FALSE;
[b7d3cc34]	46
	47	if( source == -1 )
	48	{
[84b045d]	49	imcb_error( ic, "Could not connect to server" );
[c2fb3809]	50	imc_logout( ic, TRUE );
[ba9edaa]	51	return FALSE;
[b7d3cc34]	52	}
	53
[0da65d5]	54	md = ic->proto_data;
[b7d3cc34]	55
	56	if( !md->handler )
	57	{
	58	md->handler = g_new0( struct msn_handler_data, 1 );
[0da65d5]	59	md->handler->data = ic;
[b7d3cc34]	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 );
[0da65d5]	75	if( msn_write( ic, s, strlen( s ) ) )
[b7d3cc34]	76	{
[0da65d5]	77	ic->inpa = b_input_add( md->fd, GAIM_INPUT_READ, msn_ns_callback, ic );
[84b045d]	78	imcb_log( ic, "Connected to server, waiting for reply" );
[b7d3cc34]	79	}
[ba9edaa]	80
	81	return FALSE;
[b7d3cc34]	82	}
	83
[ba9edaa]	84	static gboolean msn_ns_callback( gpointer data, gint source, b_input_condition cond )
[b7d3cc34]	85	{
[0da65d5]	86	struct im_connection *ic = data;
	87	struct msn_data *md = ic->proto_data;
[b7d3cc34]	88
	89	if( msn_handler( md->handler ) == -1 ) /* Don't do this on ret == 0, it's already done then. */
	90	{
[84b045d]	91	imcb_error( ic, "Error while reading from server" );
[c2fb3809]	92	imc_logout( ic, TRUE );
[ba9edaa]	93
	94	return FALSE;
[b7d3cc34]	95	}
[ba9edaa]	96	else
	97	return TRUE;
[b7d3cc34]	98	}
	99
	100	static int msn_ns_command( gpointer data, char **cmd, int num_parts )
	101	{
[0da65d5]	102	struct im_connection *ic = data;
	103	struct msn_data *md = ic->proto_data;
[b7d3cc34]	104	char buf[1024];
	105
	106	if( num_parts == 0 )
	107	{
	108	/* Hrrm... Empty command...? Ignore? */
	109	return( 1 );
	110	}
	111
	112	if( strcmp( cmd[0], "VER" ) == 0 )
	113	{
	114	if( cmd[2] && strncmp( cmd[2], "MSNP8", 5 ) != 0 )
	115	{
[84b045d]	116	imcb_error( ic, "Unsupported protocol" );
[c2fb3809]	117	imc_logout( ic, FALSE );
[b7d3cc34]	118	return( 0 );
	119	}
	120
	121	g_snprintf( buf, sizeof( buf ), "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s\r\n",
[c2fb3809]	122	++md->trId, ic->acc->user );
[0da65d5]	123	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	124	}
	125	else if( strcmp( cmd[0], "CVR" ) == 0 )
	126	{
	127	/* We don't give a damn about the information we just received */
[c2fb3809]	128	g_snprintf( buf, sizeof( buf ), "USR %d TWN I %s\r\n", ++md->trId, ic->acc->user );
[0da65d5]	129	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	130	}
	131	else if( strcmp( cmd[0], "XFR" ) == 0 )
	132	{
	133	char *server;
	134	int port;
	135
	136	if( num_parts == 6 && strcmp( cmd[2], "NS" ) == 0 )
	137	{
[0da65d5]	138	b_event_remove( ic->inpa );
	139	ic->inpa = 0;
[b7d3cc34]	140	closesocket( md->fd );
	141
	142	server = strchr( cmd[3], ':' );
	143	if( !server )
	144	{
[84b045d]	145	imcb_error( ic, "Syntax error" );
[c2fb3809]	146	imc_logout( ic, TRUE );
[b7d3cc34]	147	return( 0 );
	148	}
	149	*server = 0;
	150	port = atoi( server + 1 );
	151	server = cmd[3];
	152
[84b045d]	153	imcb_log( ic, "Transferring to other server" );
[b7d3cc34]	154
[0da65d5]	155	md->fd = proxy_connect( server, port, msn_ns_connected, ic );
[b7d3cc34]	156	}
	157	else if( num_parts == 6 && strcmp( cmd[2], "SB" ) == 0 )
	158	{
	159	struct msn_switchboard *sb;
	160
	161	server = strchr( cmd[3], ':' );
	162	if( !server )
	163	{
[84b045d]	164	imcb_error( ic, "Syntax error" );
[c2fb3809]	165	imc_logout( ic, TRUE );
[b7d3cc34]	166	return( 0 );
	167	}
	168	*server = 0;
	169	port = atoi( server + 1 );
	170	server = cmd[3];
	171
	172	if( strcmp( cmd[4], "CKI" ) != 0 )
	173	{
[84b045d]	174	imcb_error( ic, "Unknown authentication method for switchboard" );
[c2fb3809]	175	imc_logout( ic, TRUE );
[b7d3cc34]	176	return( 0 );
	177	}
	178
	179	debug( "Connecting to a new switchboard with key %s", cmd[5] );
[99f929c]	180
	181	if( ( sb = msn_sb_create( ic, server, port, cmd[5], MSN_SB_NEW ) ) == NULL )
	182	{
	183	/* Although this isn't strictly fatal for the NS connection, it's
	184	definitely something serious (we ran out of file descriptors?). */
	185	imcb_error( ic, "Could not create new switchboard" );
	186	imc_logout( ic, TRUE );
	187	return( 0 );
	188	}
[b7d3cc34]	189
	190	if( md->msgq )
	191	{
	192	struct msn_message *m = md->msgq->data;
	193	GSList *l;
	194
	195	sb->who = g_strdup( m->who );
	196
	197	/* Move all the messages to the first user in the message
	198	queue to the switchboard message queue. */
	199	l = md->msgq;
	200	while( l )
	201	{
	202	m = l->data;
	203	l = l->next;
	204	if( strcmp( m->who, sb->who ) == 0 )
	205	{
	206	sb->msgq = g_slist_append( sb->msgq, m );
	207	md->msgq = g_slist_remove( md->msgq, m );
	208	}
	209	}
	210	}
	211	}
	212	else
	213	{
[84b045d]	214	imcb_error( ic, "Syntax error" );
[c2fb3809]	215	imc_logout( ic, TRUE );
[b7d3cc34]	216	return( 0 );
	217	}
	218	}
	219	else if( strcmp( cmd[0], "USR" ) == 0 )
	220	{
	221	if( num_parts == 5 && strcmp( cmd[2], "TWN" ) == 0 && strcmp( cmd[3], "S" ) == 0 )
	222	{
	223	/* Time for some Passport black magic... */
[e6648bf]	224	if( !passport_get_token( msn_auth_got_passport_token, ic, ic->acc->user, ic->acc->pass, cmd[4] ) )
[b7d3cc34]	225	{
[84b045d]	226	imcb_error( ic, "Error while contacting Passport server" );
[c2fb3809]	227	imc_logout( ic, TRUE );
[b7d3cc34]	228	return( 0 );
	229	}
	230	}
	231	else if( num_parts == 7 && strcmp( cmd[2], "OK" ) == 0 )
	232	{
[911f2eb]	233	set_t *s;
	234
[b7d3cc34]	235	http_decode( cmd[4] );
	236
[0da65d5]	237	strncpy( ic->displayname, cmd[4], sizeof( ic->displayname ) );
	238	ic->displayname[sizeof(ic->displayname)-1] = 0;
[b7d3cc34]	239
[0da65d5]	240	if( ( s = set_find( &ic->acc->set, "display_name" ) ) )
[911f2eb]	241	{
	242	g_free( s->value );
	243	s->value = g_strdup( cmd[4] );
	244	}
	245
[84b045d]	246	imcb_log( ic, "Authenticated, getting buddy list" );
[b7d3cc34]	247
	248	g_snprintf( buf, sizeof( buf ), "SYN %d 0\r\n", ++md->trId );
[0da65d5]	249	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	250	}
	251	else
	252	{
[84b045d]	253	imcb_error( ic, "Unknown authentication type" );
[c2fb3809]	254	imc_logout( ic, FALSE );
[b7d3cc34]	255	return( 0 );
	256	}
	257	}
	258	else if( strcmp( cmd[0], "MSG" ) == 0 )
	259	{
	260	if( num_parts != 4 )
	261	{
[84b045d]	262	imcb_error( ic, "Syntax error" );
[c2fb3809]	263	imc_logout( ic, TRUE );
[b7d3cc34]	264	return( 0 );
	265	}
	266
	267	md->handler->msglen = atoi( cmd[3] );
	268
	269	if( md->handler->msglen <= 0 )
	270	{
[84b045d]	271	imcb_error( ic, "Syntax error" );
[c2fb3809]	272	imc_logout( ic, TRUE );
[b7d3cc34]	273	return( 0 );
	274	}
	275	}
	276	else if( strcmp( cmd[0], "SYN" ) == 0 )
	277	{
	278	if( num_parts == 5 )
	279	{
	280	md->buddycount = atoi( cmd[3] );
[bc736cfa]	281	md->groupcount = atoi( cmd[4] );
	282	if( md->groupcount > 0 )
	283	md->grouplist = g_new0( char *, md->groupcount );
[b7d3cc34]	284
	285	if( !*cmd[3] \|\| md->buddycount == 0 )
[0da65d5]	286	msn_logged_in( ic );
[b7d3cc34]	287	}
	288	else
	289	{
	290	/* Hrrm... This SYN reply doesn't really look like something we expected.
	291	Let's assume everything is okay. */
	292
[0da65d5]	293	msn_logged_in( ic );
[b7d3cc34]	294	}
	295	}
	296	else if( strcmp( cmd[0], "LST" ) == 0 )
	297	{
	298	int list;
	299
	300	if( num_parts != 4 && num_parts != 5 )
	301	{
[84b045d]	302	imcb_error( ic, "Syntax error" );
[c2fb3809]	303	imc_logout( ic, TRUE );
[b7d3cc34]	304	return( 0 );
	305	}
	306
	307	http_decode( cmd[2] );
	308	list = atoi( cmd[3] );
	309
	310	if( list & 1 ) /* FL */
	311	{
[1ad104a]	312	char *group = NULL;
	313	int num;
	314
[f0cb961]	315	if( cmd[4] != NULL && sscanf( cmd[4], "%d", &num ) == 1 && num < md->groupcount )
[1ad104a]	316	group = md->grouplist[num];
	317
[f0cb961]	318	imcb_add_buddy( ic, cmd[1], group );
	319	imcb_rename_buddy( ic, cmd[1], cmd[2] );
[b7d3cc34]	320	}
	321	if( list & 2 ) /* AL */
	322	{
[0da65d5]	323	ic->permit = g_slist_append( ic->permit, g_strdup( cmd[1] ) );
[b7d3cc34]	324	}
	325	if( list & 4 ) /* BL */
	326	{
[0da65d5]	327	ic->deny = g_slist_append( ic->deny, g_strdup( cmd[1] ) );
[b7d3cc34]	328	}
	329	if( list & 8 ) /* RL */
	330	{
	331	if( ( list & 6 ) == 0 )
[0da65d5]	332	msn_buddy_ask( ic, cmd[1], cmd[2] );
[b7d3cc34]	333	}
	334
	335	if( --md->buddycount == 0 )
	336	{
[0da65d5]	337	if( ic->flags & OPT_LOGGED_IN )
[b7d3cc34]	338	{
[84b045d]	339	imcb_log( ic, "Successfully transferred to different server" );
[b7d3cc34]	340	g_snprintf( buf, sizeof( buf ), "CHG %d %s %d\r\n", ++md->trId, md->away_state->code, 0 );
[0da65d5]	341	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	342	}
	343	else
	344	{
[0da65d5]	345	msn_logged_in( ic );
[b7d3cc34]	346	}
	347	}
	348	}
[bc736cfa]	349	else if( strcmp( cmd[0], "LSG" ) == 0 )
[b7d3cc34]	350	{
[bc736cfa]	351	int num;
	352
	353	if( num_parts != 4 )
	354	{
[84b045d]	355	imcb_error( ic, "Syntax error" );
[c2fb3809]	356	imc_logout( ic, TRUE );
[bc736cfa]	357	return( 0 );
	358	}
	359
	360	http_decode( cmd[2] );
	361	num = atoi( cmd[1] );
	362
	363	if( num < md->groupcount )
	364	md->grouplist[num] = g_strdup( cmd[2] );
[b7d3cc34]	365	}
	366	else if( strcmp( cmd[0], "CHL" ) == 0 )
	367	{
	368	md5_state_t state;
	369	md5_byte_t digest[16];
	370	int i;
	371
	372	if( num_parts != 3 )
	373	{
[84b045d]	374	imcb_error( ic, "Syntax error" );
[c2fb3809]	375	imc_logout( ic, TRUE );
[b7d3cc34]	376	return( 0 );
	377	}
	378
	379	md5_init( &state );
	380	md5_append( &state, (const md5_byte_t *) cmd[2], strlen( cmd[2] ) );
	381	md5_append( &state, (const md5_byte_t *) QRY_CODE, strlen( QRY_CODE ) );
	382	md5_finish( &state, digest );
	383
	384	g_snprintf( buf, sizeof( buf ), "QRY %d %s %d\r\n", ++md->trId, QRY_NAME, 32 );
	385	for( i = 0; i < 16; i ++ )
	386	g_snprintf( buf + strlen( buf ), 3, "%02x", digest[i] );
	387
[0da65d5]	388	return( msn_write( ic, buf, strlen( buf ) ) );
[b7d3cc34]	389	}
	390	else if( strcmp( cmd[0], "ILN" ) == 0 )
	391	{
[08995b0]	392	const struct msn_away_state *st;
[b7d3cc34]	393
	394	if( num_parts != 6 )
	395	{
[84b045d]	396	imcb_error( ic, "Syntax error" );
[c2fb3809]	397	imc_logout( ic, TRUE );
[b7d3cc34]	398	return( 0 );
	399	}
	400
	401	http_decode( cmd[4] );
[f0cb961]	402	imcb_rename_buddy( ic, cmd[3], cmd[4] );
[b7d3cc34]	403
	404	st = msn_away_state_by_code( cmd[2] );
	405	if( !st )
	406	{
	407	/* FIXME: Warn/Bomb about unknown away state? */
	408	st = msn_away_state_list;
	409	}
	410
[6bbb939]	411	imcb_buddy_status( ic, cmd[3], OPT_LOGGED_IN \|
	412	( st->number ? OPT_AWAY : 0 ), st->name, NULL );
[b7d3cc34]	413	}
	414	else if( strcmp( cmd[0], "FLN" ) == 0 )
	415	{
	416	if( cmd[1] )
[6bbb939]	417	imcb_buddy_status( ic, cmd[1], 0, NULL, NULL );
[b7d3cc34]	418	}
	419	else if( strcmp( cmd[0], "NLN" ) == 0 )
	420	{
[08995b0]	421	const struct msn_away_state *st;
[b7d3cc34]	422
	423	if( num_parts != 5 )
	424	{
[84b045d]	425	imcb_error( ic, "Syntax error" );
[c2fb3809]	426	imc_logout( ic, TRUE );
[b7d3cc34]	427	return( 0 );
	428	}
	429
	430	http_decode( cmd[3] );
[f0cb961]	431	imcb_rename_buddy( ic, cmd[2], cmd[3] );
[b7d3cc34]	432
	433	st = msn_away_state_by_code( cmd[1] );
	434	if( !st )
	435	{
	436	/* FIXME: Warn/Bomb about unknown away state? */
	437	st = msn_away_state_list;
	438	}
	439
[6bbb939]	440	imcb_buddy_status( ic, cmd[2], OPT_LOGGED_IN \|
	441	( st->number ? OPT_AWAY : 0 ), st->name, NULL );
[b7d3cc34]	442	}
	443	else if( strcmp( cmd[0], "RNG" ) == 0 )
	444	{
	445	struct msn_switchboard *sb;
	446	char *server;
	447	int session, port;
	448
	449	if( num_parts != 7 )
	450	{
[84b045d]	451	imcb_error( ic, "Syntax error" );
[c2fb3809]	452	imc_logout( ic, TRUE );
[b7d3cc34]	453	return( 0 );
	454	}
	455
	456	session = atoi( cmd[1] );
	457
	458	server = strchr( cmd[2], ':' );
	459	if( !server )
	460	{
[84b045d]	461	imcb_error( ic, "Syntax error" );
[c2fb3809]	462	imc_logout( ic, TRUE );
[b7d3cc34]	463	return( 0 );
	464	}
	465	*server = 0;
	466	port = atoi( server + 1 );
	467	server = cmd[2];
	468
	469	if( strcmp( cmd[3], "CKI" ) != 0 )
	470	{
[84b045d]	471	imcb_error( ic, "Unknown authentication method for switchboard" );
[c2fb3809]	472	imc_logout( ic, TRUE );
[b7d3cc34]	473	return( 0 );
	474	}
	475
	476	debug( "Got a call from %s (session %d). Key = %s", cmd[5], session, cmd[4] );
	477
[99f929c]	478	if( ( sb = msn_sb_create( ic, server, port, cmd[4], session ) ) == NULL )
	479	{
	480	/* Although this isn't strictly fatal for the NS connection, it's
	481	definitely something serious (we ran out of file descriptors?). */
	482	imcb_error( ic, "Could not create new switchboard" );
	483	imc_logout( ic, TRUE );
	484	return( 0 );
	485	}
	486	else
	487	{
	488	sb->who = g_strdup( cmd[5] );
	489	}
[b7d3cc34]	490	}
	491	else if( strcmp( cmd[0], "ADD" ) == 0 )
	492	{
	493	if( num_parts == 6 && strcmp( cmd[2], "RL" ) == 0 )
	494	{
	495	GSList *l;
	496
	497	http_decode( cmd[5] );
	498
	499	if( strchr( cmd[4], '@' ) == NULL )
	500	{
[84b045d]	501	imcb_error( ic, "Syntax error" );
[c2fb3809]	502	imc_logout( ic, TRUE );
[f0cb961]	503	return 0;
[b7d3cc34]	504	}
	505
[f0cb961]	506	/* We got added by someone. If we don't have this
	507	person in permit/deny yet, inform the user. */
[0da65d5]	508	for( l = ic->permit; l; l = l->next )
[b7d3cc34]	509	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
[f0cb961]	510	return 1;
[b7d3cc34]	511
[0da65d5]	512	for( l = ic->deny; l; l = l->next )
[b7d3cc34]	513	if( g_strcasecmp( l->data, cmd[4] ) == 0 )
[f0cb961]	514	return 1;
[b7d3cc34]	515
[0da65d5]	516	msn_buddy_ask( ic, cmd[4], cmd[5] );
[b7d3cc34]	517	}
[f0cb961]	518	else if( num_parts >= 6 && strcmp( cmd[2], "FL" ) == 0 )
	519	{
	520	http_decode( cmd[5] );
	521	imcb_add_buddy( ic, cmd[4], NULL );
	522	imcb_rename_buddy( ic, cmd[4], cmd[5] );
	523	}
[b7d3cc34]	524	}
	525	else if( strcmp( cmd[0], "OUT" ) == 0 )
	526	{
[c2fb3809]	527	int allow_reconnect = TRUE;
	528
[b7d3cc34]	529	if( cmd[1] && strcmp( cmd[1], "OTH" ) == 0 )
	530	{
[84b045d]	531	imcb_error( ic, "Someone else logged in with your account" );
[c2fb3809]	532	allow_reconnect = FALSE;
[b7d3cc34]	533	}
	534	else if( cmd[1] && strcmp( cmd[1], "SSD" ) == 0 )
	535	{
[84b045d]	536	imcb_error( ic, "Terminating session because of server shutdown" );
[b7d3cc34]	537	}
	538	else
	539	{
[84b045d]	540	imcb_error( ic, "Session terminated by remote server (reason unknown)" );
[b7d3cc34]	541	}
	542
[c2fb3809]	543	imc_logout( ic, allow_reconnect );
[b7d3cc34]	544	return( 0 );
	545	}
	546	else if( strcmp( cmd[0], "REA" ) == 0 )
	547	{
	548	if( num_parts != 5 )
	549	{
[84b045d]	550	imcb_error( ic, "Syntax error" );
[c2fb3809]	551	imc_logout( ic, TRUE );
[b7d3cc34]	552	return( 0 );
	553	}
	554
[c2fb3809]	555	if( g_strcasecmp( cmd[3], ic->acc->user ) == 0 )
[b7d3cc34]	556	{
[911f2eb]	557	set_t *s;
	558
[b7d3cc34]	559	http_decode( cmd[4] );
[0da65d5]	560	strncpy( ic->displayname, cmd[4], sizeof( ic->displayname ) );
	561	ic->displayname[sizeof(ic->displayname)-1] = 0;
[911f2eb]	562
[0da65d5]	563	if( ( s = set_find( &ic->acc->set, "display_name" ) ) )
[911f2eb]	564	{
	565	g_free( s->value );
	566	s->value = g_strdup( cmd[4] );
	567	}
[b7d3cc34]	568	}
	569	else
	570	{
	571	/* This is not supposed to happen, but let's handle it anyway... */
	572	http_decode( cmd[4] );
[f0cb961]	573	imcb_rename_buddy( ic, cmd[3], cmd[4] );
[b7d3cc34]	574	}
	575	}
	576	else if( strcmp( cmd[0], "IPG" ) == 0 )
	577	{
[84b045d]	578	imcb_error( ic, "Received IPG command, we don't handle them yet." );
[b7d3cc34]	579
	580	md->handler->msglen = atoi( cmd[1] );
	581
	582	if( md->handler->msglen <= 0 )
	583	{
[84b045d]	584	imcb_error( ic, "Syntax error" );
[c2fb3809]	585	imc_logout( ic, TRUE );
[b7d3cc34]	586	return( 0 );
	587	}
	588	}
	589	else if( isdigit( cmd[0][0] ) )
	590	{
	591	int num = atoi( cmd[0] );
[08995b0]	592	const struct msn_status_code *err = msn_status_by_number( num );
[b7d3cc34]	593
[84b045d]	594	imcb_error( ic, "Error reported by MSN server: %s", err->text );
[b7d3cc34]	595
	596	if( err->flags & STATUS_FATAL )
	597	{
[c2fb3809]	598	imc_logout( ic, TRUE );
[b7d3cc34]	599	return( 0 );
	600	}
	601	}
	602	else
	603	{
[8ff0a61]	604	/* debug( "Received unknown command from main server: %s", cmd[0] ); */
[b7d3cc34]	605	}
	606
	607	return( 1 );
	608	}
	609
	610	static int msn_ns_message( gpointer data, char msg, int msglen, char *cmd, int num_parts )
	611	{
[0da65d5]	612	struct im_connection *ic = data;
[b7d3cc34]	613	char *body;
	614	int blen = 0;
	615
	616	if( !num_parts )
	617	return( 1 );
	618
	619	if( ( body = strstr( msg, "\r\n\r\n" ) ) )
	620	{
	621	body += 4;
	622	blen = msglen - ( body - msg );
	623	}
	624
	625	if( strcmp( cmd[0], "MSG" ) == 0 )
	626	{
	627	if( g_strcasecmp( cmd[1], "Hotmail" ) == 0 )
	628	{
	629	char *ct = msn_findheader( msg, "Content-Type:", msglen );
	630
	631	if( !ct )
	632	return( 1 );
	633
	634	if( g_strncasecmp( ct, "application/x-msmsgssystemmessage", 33 ) == 0 )
	635	{
	636	char *mtype;
	637	char *arg1;
	638
	639	if( !body )
	640	return( 1 );
	641
	642	mtype = msn_findheader( body, "Type:", blen );
	643	arg1 = msn_findheader( body, "Arg1:", blen );
	644
	645	if( mtype && strcmp( mtype, "1" ) == 0 )
	646	{
	647	if( arg1 )
[84b045d]	648	imcb_log( ic, "The server is going down for maintenance in %s minutes.", arg1 );
[b7d3cc34]	649	}
	650
	651	if( arg1 ) g_free( arg1 );
	652	if( mtype ) g_free( mtype );
	653	}
	654	else if( g_strncasecmp( ct, "text/x-msmsgsprofile", 20 ) == 0 )
	655	{
	656	/* We don't care about this profile for now... */
	657	}
	658	else if( g_strncasecmp( ct, "text/x-msmsgsinitialemailnotification", 37 ) == 0 )
	659	{
	660	char *inbox = msn_findheader( body, "Inbox-Unread:", blen );
	661	char *folders = msn_findheader( body, "Folders-Unread:", blen );
	662
[1febf5c]	663	if( inbox && folders && set_getbool( &ic->acc->set, "mail_notifications" ) )
[b7d3cc34]	664	{
[84b045d]	665	imcb_log( ic, "INBOX contains %s new messages, plus %s messages in other folders.", inbox, folders );
[b7d3cc34]	666	}
	667	}
	668	else if( g_strncasecmp( ct, "text/x-msmsgsemailnotification", 30 ) == 0 )
	669	{
	670	char *from = msn_findheader( body, "From-Addr:", blen );
	671	char *fromname = msn_findheader( body, "From:", blen );
	672
[1febf5c]	673	if( from && fromname && set_getbool( &ic->acc->set, "mail_notifications" ) )
[b7d3cc34]	674	{
[84b045d]	675	imcb_log( ic, "Received an e-mail message from %s <%s>.", fromname, from );
[b7d3cc34]	676	}
	677	}
	678	else if( g_strncasecmp( ct, "text/x-msmsgsactivemailnotification", 35 ) == 0 )
	679	{
	680	/* Sorry, but this one really is USELESS */
	681	}
	682	else
	683	{
	684	debug( "Can't handle %s packet from notification server", ct );
	685	}
	686
	687	g_free( ct );
	688	}
	689	}
	690
	691	return( 1 );
	692	}
	693
[e6648bf]	694	static void msn_auth_got_passport_token( struct msn_auth_data *mad )
[b7d3cc34]	695	{
[e6648bf]	696	struct im_connection *ic = mad->data;
	697	struct msn_data *md;
[b7d3cc34]	698
[e6648bf]	699	/* Dead connection? */
	700	if( g_slist_find( msn_connections, ic ) == NULL )
	701	return;
	702
	703	md = ic->proto_data;
	704	if( mad->token )
[b7d3cc34]	705	{
[e6648bf]	706	char buf[1024];
	707
	708	g_snprintf( buf, sizeof( buf ), "USR %d TWN S %s\r\n", ++md->trId, mad->token );
	709	msn_write( ic, buf, strlen( buf ) );
[b7d3cc34]	710	}
	711	else
	712	{
[e6648bf]	713	imcb_error( ic, "Error during Passport authentication: %s", mad->error );
	714	imc_logout( ic, TRUE );
[b7d3cc34]	715	}
	716	}

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