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source: protocols/msn/ns.c @ bae0617

Last change on this file since bae0617 was bae0617, checked in by Wilmer van der Gaast <wilmer@…>, at 2010-09-03T21:24:58Z
Rearrange things a bit to support multiple NS connections. This is apparently needed for refreshing auth. tokens.
Property mode set to `100644`
File size: 20.7 KB

Line
1	/********************************************************************\
2	* BitlBee -- An IRC to other IM-networks gateway *
3	* *
4	* Copyright 2002-2010 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 "md5.h"
30	#include "soap.h"
31	#include "xmltree.h"
32
33	static gboolean msn_ns_connected( gpointer data, gint source, b_input_condition cond );
34	static gboolean msn_ns_callback( gpointer data, gint source, b_input_condition cond );
35	static int msn_ns_command( struct msn_handler_data handler, char *cmd, int num_parts );
36	static int msn_ns_message( struct msn_handler_data handler, char msg, int msglen, char **cmd, int num_parts );
37
38	static void msn_ns_send_adl_start( struct im_connection *ic );
39	static void msn_ns_send_adl( struct im_connection *ic );
40
41	int msn_ns_write( struct im_connection ic, int fd, const char fmt, ... )
42	{
43	struct msn_data *md = ic->proto_data;
44	va_list params;
45	char *out;
46	size_t len;
47	int st;
48
49	va_start( params, fmt );
50	out = g_strdup_vprintf( fmt, params );
51	va_end( params );
52
53	if( fd < 0 )
54	fd = md->ns->fd;
55
56	if( getenv( "BITLBEE_DEBUG" ) )
57	fprintf( stderr, "->NS%d:%s", fd, out );
58
59	len = strlen( out );
60	st = write( fd, out, len );
61	g_free( out );
62	if( st != len )
63	{
64	imcb_error( ic, "Short write() to main server" );
65	imc_logout( ic, TRUE );
66	return 0;
67	}
68
69	return 1;
70	}
71
72	gboolean msn_ns_connect( struct im_connection ic, struct msn_handler_data handler, const char *host, int port )
73	{
74	if( handler->fd >= 0 )
75	closesocket( handler->fd );
76
77	handler->exec_command = msn_ns_command;
78	handler->exec_message = msn_ns_message;
79	handler->data = ic;
80	handler->fd = proxy_connect( host, port, msn_ns_connected, handler );
81	if( handler->fd < 0 )
82	{
83	imcb_error( ic, "Could not connect to server" );
84	imc_logout( ic, TRUE );
85	return FALSE;
86	}
87
88	return TRUE;
89	}
90
91	static gboolean msn_ns_connected( gpointer data, gint source, b_input_condition cond )
92	{
93	struct msn_handler_data *handler = data;
94	struct im_connection *ic = handler->data;
95	struct msn_data *md;
96
97	if( !g_slist_find( msn_connections, ic ) )
98	return FALSE;
99
100	md = ic->proto_data;
101
102	if( source == -1 )
103	{
104	imcb_error( ic, "Could not connect to server" );
105	imc_logout( ic, TRUE );
106	return FALSE;
107	}
108
109	g_free( handler->rxq );
110	handler->rxlen = 0;
111	handler->rxq = g_new0( char, 1 );
112
113	if( msn_ns_write( ic, -1, "VER %d %s CVR0\r\n", ++md->trId, MSNP_VER ) )
114	{
115	handler->inpa = b_input_add( handler->fd, B_EV_IO_READ, msn_ns_callback, handler );
116	imcb_log( ic, "Connected to server, waiting for reply" );
117	}
118
119	return FALSE;
120	}
121
122	void msn_ns_close( struct msn_handler_data *handler )
123	{
124	if( handler->fd >= 0 )
125	{
126	closesocket( handler->fd );
127	b_event_remove( handler->inpa );
128	}
129
130	handler->fd = handler->inpa = -1;
131	g_free( handler->rxq );
132	g_free( handler->cmd_text );
133
134	handler->rxlen = 0;
135	handler->rxq = NULL;
136	handler->cmd_text = NULL;
137	}
138
139	static gboolean msn_ns_callback( gpointer data, gint source, b_input_condition cond )
140	{
141	struct msn_handler_data *handler = data;
142	struct im_connection *ic = handler->data;
143
144	if( msn_handler( handler ) == -1 ) /* Don't do this on ret == 0, it's already done then. */
145	{
146	imcb_error( ic, "Error while reading from server" );
147	imc_logout( ic, TRUE );
148
149	return FALSE;
150	}
151	else
152	return TRUE;
153	}
154
155	static int msn_ns_command( struct msn_handler_data handler, char *cmd, int num_parts )
156	{
157	struct im_connection *ic = handler->data;
158	struct msn_data *md = ic->proto_data;
159
160	if( num_parts == 0 )
161	{
162	/* Hrrm... Empty command...? Ignore? */
163	return( 1 );
164	}
165
166	if( strcmp( cmd[0], "VER" ) == 0 )
167	{
168	if( cmd[2] && strncmp( cmd[2], MSNP_VER, 5 ) != 0 )
169	{
170	imcb_error( ic, "Unsupported protocol" );
171	imc_logout( ic, FALSE );
172	return( 0 );
173	}
174
175	return( msn_ns_write( ic, -1, "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s\r\n",
176	++md->trId, ic->acc->user ) );
177	}
178	else if( strcmp( cmd[0], "CVR" ) == 0 )
179	{
180	/* We don't give a damn about the information we just received */
181	return msn_ns_write( ic, -1, "USR %d SSO I %s\r\n", ++md->trId, ic->acc->user );
182	}
183	else if( strcmp( cmd[0], "XFR" ) == 0 )
184	{
185	char *server;
186	int port;
187
188	if( num_parts >= 6 && strcmp( cmd[2], "NS" ) == 0 )
189	{
190	b_event_remove( handler->inpa );
191	handler->inpa = -1;
192
193	server = strchr( cmd[3], ':' );
194	if( !server )
195	{
196	imcb_error( ic, "Syntax error" );
197	imc_logout( ic, TRUE );
198	return( 0 );
199	}
200	*server = 0;
201	port = atoi( server + 1 );
202	server = cmd[3];
203
204	imcb_log( ic, "Transferring to other server" );
205	return msn_ns_connect( ic, handler, server, port );
206	}
207	else if( num_parts >= 6 && strcmp( cmd[2], "SB" ) == 0 )
208	{
209	struct msn_switchboard *sb;
210
211	server = strchr( cmd[3], ':' );
212	if( !server )
213	{
214	imcb_error( ic, "Syntax error" );
215	imc_logout( ic, TRUE );
216	return( 0 );
217	}
218	*server = 0;
219	port = atoi( server + 1 );
220	server = cmd[3];
221
222	if( strcmp( cmd[4], "CKI" ) != 0 )
223	{
224	imcb_error( ic, "Unknown authentication method for switchboard" );
225	imc_logout( ic, TRUE );
226	return( 0 );
227	}
228
229	debug( "Connecting to a new switchboard with key %s", cmd[5] );
230
231	if( ( sb = msn_sb_create( ic, server, port, cmd[5], MSN_SB_NEW ) ) == NULL )
232	{
233	/* Although this isn't strictly fatal for the NS connection, it's
234	definitely something serious (we ran out of file descriptors?). */
235	imcb_error( ic, "Could not create new switchboard" );
236	imc_logout( ic, TRUE );
237	return( 0 );
238	}
239
240	if( md->msgq )
241	{
242	struct msn_message *m = md->msgq->data;
243	GSList *l;
244
245	sb->who = g_strdup( m->who );
246
247	/* Move all the messages to the first user in the message
248	queue to the switchboard message queue. */
249	l = md->msgq;
250	while( l )
251	{
252	m = l->data;
253	l = l->next;
254	if( strcmp( m->who, sb->who ) == 0 )
255	{
256	sb->msgq = g_slist_append( sb->msgq, m );
257	md->msgq = g_slist_remove( md->msgq, m );
258	}
259	}
260	}
261	}
262	else
263	{
264	imcb_error( ic, "Syntax error" );
265	imc_logout( ic, TRUE );
266	return( 0 );
267	}
268	}
269	else if( strcmp( cmd[0], "USR" ) == 0 )
270	{
271	if( num_parts >= 6 && strcmp( cmd[2], "SSO" ) == 0 &&
272	strcmp( cmd[3], "S" ) == 0 )
273	{
274	msn_soap_passport_sso_request( ic, cmd[4], cmd[5] );
275	}
276	else if( strcmp( cmd[2], "OK" ) == 0 )
277	{
278	imcb_log( ic, "Authenticated, getting buddy list" );
279	msn_soap_memlist_request( ic );
280	}
281	else
282	{
283	imcb_error( ic, "Unknown authentication type" );
284	imc_logout( ic, FALSE );
285	return( 0 );
286	}
287	}
288	else if( strcmp( cmd[0], "MSG" ) == 0 )
289	{
290	if( num_parts < 4 )
291	{
292	imcb_error( ic, "Syntax error" );
293	imc_logout( ic, TRUE );
294	return( 0 );
295	}
296
297	handler->msglen = atoi( cmd[3] );
298
299	if( handler->msglen <= 0 )
300	{
301	imcb_error( ic, "Syntax error" );
302	imc_logout( ic, TRUE );
303	return( 0 );
304	}
305	}
306	else if( strcmp( cmd[0], "BLP" ) == 0 )
307	{
308	msn_ns_send_adl_start( ic );
309	return msn_ns_finish_login( ic );
310	}
311	else if( strcmp( cmd[0], "ADL" ) == 0 )
312	{
313	if( num_parts >= 3 && strcmp( cmd[2], "OK" ) == 0 )
314	{
315	msn_ns_send_adl( ic );
316	return msn_ns_finish_login( ic );
317	}
318	else if( num_parts >= 3 )
319	{
320	handler->msglen = atoi( cmd[2] );
321	}
322	}
323	else if( strcmp( cmd[0], "PRP" ) == 0 )
324	{
325	imcb_connected( ic );
326	}
327	else if( strcmp( cmd[0], "CHL" ) == 0 )
328	{
329	char *resp;
330	int st;
331
332	if( num_parts < 3 )
333	{
334	imcb_error( ic, "Syntax error" );
335	imc_logout( ic, TRUE );
336	return( 0 );
337	}
338
339	resp = msn_p11_challenge( cmd[2] );
340
341	st = msn_ns_write( ic, -1, "QRY %d %s %zd\r\n%s",
342	++md->trId, MSNP11_PROD_ID,
343	strlen( resp ), resp );
344	g_free( resp );
345	return st;
346	}
347	else if( strcmp( cmd[0], "ILN" ) == 0 )
348	{
349	const struct msn_away_state *st;
350
351	if( num_parts < 6 )
352	{
353	imcb_error( ic, "Syntax error" );
354	imc_logout( ic, TRUE );
355	return( 0 );
356	}
357
358	http_decode( cmd[5] );
359	imcb_rename_buddy( ic, cmd[3], cmd[5] );
360
361	st = msn_away_state_by_code( cmd[2] );
362	if( !st )
363	{
364	/* FIXME: Warn/Bomb about unknown away state? */
365	st = msn_away_state_list + 1;
366	}
367
368	imcb_buddy_status( ic, cmd[3], OPT_LOGGED_IN \|
369	( st != msn_away_state_list ? OPT_AWAY : 0 ),
370	st->name, NULL );
371	}
372	else if( strcmp( cmd[0], "FLN" ) == 0 )
373	{
374	if( cmd[1] == NULL )
375	return 1;
376
377	imcb_buddy_status( ic, cmd[1], 0, NULL, NULL );
378
379	msn_sb_start_keepalives( msn_sb_by_handle( ic, cmd[1] ), TRUE );
380	}
381	else if( strcmp( cmd[0], "NLN" ) == 0 )
382	{
383	const struct msn_away_state *st;
384	int cap;
385
386	if( num_parts < 6 )
387	{
388	imcb_error( ic, "Syntax error" );
389	imc_logout( ic, TRUE );
390	return( 0 );
391	}
392
393	http_decode( cmd[4] );
394	cap = atoi( cmd[5] );
395	imcb_rename_buddy( ic, cmd[2], cmd[4] );
396
397	st = msn_away_state_by_code( cmd[1] );
398	if( !st )
399	{
400	/* FIXME: Warn/Bomb about unknown away state? */
401	st = msn_away_state_list + 1;
402	}
403
404	imcb_buddy_status( ic, cmd[2], OPT_LOGGED_IN \|
405	( st != msn_away_state_list ? OPT_AWAY : 0 ) \|
406	( cap & 1 ? OPT_MOBILE : 0 ),
407	st->name, NULL );
408
409	msn_sb_stop_keepalives( msn_sb_by_handle( ic, cmd[2] ) );
410	}
411	else if( strcmp( cmd[0], "RNG" ) == 0 )
412	{
413	struct msn_switchboard *sb;
414	char *server;
415	int session, port;
416
417	if( num_parts < 7 )
418	{
419	imcb_error( ic, "Syntax error" );
420	imc_logout( ic, TRUE );
421	return( 0 );
422	}
423
424	session = atoi( cmd[1] );
425
426	server = strchr( cmd[2], ':' );
427	if( !server )
428	{
429	imcb_error( ic, "Syntax error" );
430	imc_logout( ic, TRUE );
431	return( 0 );
432	}
433	*server = 0;
434	port = atoi( server + 1 );
435	server = cmd[2];
436
437	if( strcmp( cmd[3], "CKI" ) != 0 )
438	{
439	imcb_error( ic, "Unknown authentication method for switchboard" );
440	imc_logout( ic, TRUE );
441	return( 0 );
442	}
443
444	debug( "Got a call from %s (session %d). Key = %s", cmd[5], session, cmd[4] );
445
446	if( ( sb = msn_sb_create( ic, server, port, cmd[4], session ) ) == NULL )
447	{
448	/* Although this isn't strictly fatal for the NS connection, it's
449	definitely something serious (we ran out of file descriptors?). */
450	imcb_error( ic, "Could not create new switchboard" );
451	imc_logout( ic, TRUE );
452	return( 0 );
453	}
454	else
455	{
456	sb->who = g_strdup( cmd[5] );
457	}
458	}
459	else if( strcmp( cmd[0], "OUT" ) == 0 )
460	{
461	int allow_reconnect = TRUE;
462
463	if( cmd[1] && strcmp( cmd[1], "OTH" ) == 0 )
464	{
465	imcb_error( ic, "Someone else logged in with your account" );
466	allow_reconnect = FALSE;
467	}
468	else if( cmd[1] && strcmp( cmd[1], "SSD" ) == 0 )
469	{
470	imcb_error( ic, "Terminating session because of server shutdown" );
471	}
472	else
473	{
474	imcb_error( ic, "Session terminated by remote server (reason unknown)" );
475	}
476
477	imc_logout( ic, allow_reconnect );
478	return( 0 );
479	}
480	else if( strcmp( cmd[0], "IPG" ) == 0 )
481	{
482	imcb_error( ic, "Received IPG command, we don't handle them yet." );
483
484	handler->msglen = atoi( cmd[1] );
485
486	if( handler->msglen <= 0 )
487	{
488	imcb_error( ic, "Syntax error" );
489	imc_logout( ic, TRUE );
490	return( 0 );
491	}
492	}
493	#if 0
494	else if( strcmp( cmd[0], "ADG" ) == 0 )
495	{
496	char *group = g_strdup( cmd[3] );
497	int groupnum, i;
498	GSList l, next;
499
500	http_decode( group );
501	if( sscanf( cmd[4], "%d", &groupnum ) == 1 )
502	{
503	if( groupnum >= md->groupcount )
504	{
505	md->grouplist = g_renew( char *, md->grouplist, groupnum + 1 );
506	for( i = md->groupcount; i <= groupnum; i ++ )
507	md->grouplist[i] = NULL;
508	md->groupcount = groupnum + 1;
509	}
510	g_free( md->grouplist[groupnum] );
511	md->grouplist[groupnum] = group;
512	}
513	else
514	{
515	/* Shouldn't happen, but if it does, give up on the group. */
516	g_free( group );
517	imcb_error( ic, "Syntax error" );
518	imc_logout( ic, TRUE );
519	return 0;
520	}
521
522	for( l = md->grpq; l; l = next )
523	{
524	struct msn_groupadd *ga = l->data;
525	next = l->next;
526	if( g_strcasecmp( ga->group, group ) == 0 )
527	{
528	if( !msn_buddy_list_add( ic, "FL", ga->who, ga->who, group ) )
529	return 0;
530
531	g_free( ga->group );
532	g_free( ga->who );
533	g_free( ga );
534	md->grpq = g_slist_remove( md->grpq, ga );
535	}
536	}
537	}
538	#endif
539	else if( strcmp( cmd[0], "GCF" ) == 0 )
540	{
541	/* Coming up is cmd[2] bytes of stuff we're supposed to
542	censore. Meh. */
543	handler->msglen = atoi( cmd[2] );
544	}
545	else if( strcmp( cmd[0], "UBX" ) == 0 )
546	{
547	/* Status message. */
548	if( num_parts >= 4 )
549	handler->msglen = atoi( cmd[3] );
550	}
551	else if( strcmp( cmd[0], "NOT" ) == 0 )
552	{
553	/* Some kind of notification, poorly documented but
554	apparently used to announce address book changes. */
555	if( num_parts >= 2 )
556	handler->msglen = atoi( cmd[1] );
557	}
558	else if( isdigit( cmd[0][0] ) )
559	{
560	int num = atoi( cmd[0] );
561	const struct msn_status_code *err = msn_status_by_number( num );
562
563	imcb_error( ic, "Error reported by MSN server: %s", err->text );
564
565	if( err->flags & STATUS_FATAL )
566	{
567	imc_logout( ic, TRUE );
568	return( 0 );
569	}
570
571	/* Oh yes, errors can have payloads too now. Discard them for now. */
572	if( num_parts >= 3 )
573	handler->msglen = atoi( cmd[2] );
574	}
575	else
576	{
577	/* debug( "Received unknown command from main server: %s", cmd[0] ); */
578	}
579
580	return( 1 );
581	}
582
583	static int msn_ns_message( struct msn_handler_data handler, char msg, int msglen, char **cmd, int num_parts )
584	{
585	struct im_connection *ic = handler->data;
586	char *body;
587	int blen = 0;
588
589	if( !num_parts )
590	return( 1 );
591
592	if( ( body = strstr( msg, "\r\n\r\n" ) ) )
593	{
594	body += 4;
595	blen = msglen - ( body - msg );
596	}
597
598	if( strcmp( cmd[0], "MSG" ) == 0 )
599	{
600	if( g_strcasecmp( cmd[1], "Hotmail" ) == 0 )
601	{
602	char *ct = msn_findheader( msg, "Content-Type:", msglen );
603
604	if( !ct )
605	return( 1 );
606
607	if( g_strncasecmp( ct, "application/x-msmsgssystemmessage", 33 ) == 0 )
608	{
609	char *mtype;
610	char *arg1;
611
612	if( !body )
613	return( 1 );
614
615	mtype = msn_findheader( body, "Type:", blen );
616	arg1 = msn_findheader( body, "Arg1:", blen );
617
618	if( mtype && strcmp( mtype, "1" ) == 0 )
619	{
620	if( arg1 )
621	imcb_log( ic, "The server is going down for maintenance in %s minutes.", arg1 );
622	}
623
624	g_free( arg1 );
625	g_free( mtype );
626	}
627	else if( g_strncasecmp( ct, "text/x-msmsgsprofile", 20 ) == 0 )
628	{
629	/* We don't care about this profile for now... */
630	}
631	else if( g_strncasecmp( ct, "text/x-msmsgsinitialemailnotification", 37 ) == 0 )
632	{
633	if( set_getbool( &ic->acc->set, "mail_notifications" ) )
634	{
635	char *inbox = msn_findheader( body, "Inbox-Unread:", blen );
636	char *folders = msn_findheader( body, "Folders-Unread:", blen );
637
638	if( inbox && folders )
639	imcb_log( ic, "INBOX contains %s new messages, plus %s messages in other folders.", inbox, folders );
640
641	g_free( inbox );
642	g_free( folders );
643	}
644	}
645	else if( g_strncasecmp( ct, "text/x-msmsgsemailnotification", 30 ) == 0 )
646	{
647	if( set_getbool( &ic->acc->set, "mail_notifications" ) )
648	{
649	char *from = msn_findheader( body, "From-Addr:", blen );
650	char *fromname = msn_findheader( body, "From:", blen );
651
652	if( from && fromname )
653	imcb_log( ic, "Received an e-mail message from %s <%s>.", fromname, from );
654
655	g_free( from );
656	g_free( fromname );
657	}
658	}
659	else if( g_strncasecmp( ct, "text/x-msmsgsactivemailnotification", 35 ) == 0 )
660	{
661	/* Sorry, but this one really is USELESS */
662	}
663	else
664	{
665	debug( "Can't handle %s packet from notification server", ct );
666	}
667
668	g_free( ct );
669	}
670	}
671	else if( strcmp( cmd[0], "UBX" ) == 0 )
672	{
673	struct xt_node *psm;
674	char *psm_text = NULL;
675
676	psm = xt_from_string( msg );
677	if( psm && strcmp( psm->name, "Data" ) == 0 &&
678	( psm = xt_find_node( psm->children, "PSM" ) ) )
679	psm_text = psm->text;
680
681	imcb_buddy_status_msg( ic, cmd[1], psm_text );
682	xt_free_node( psm );
683	}
684	else if( strcmp( cmd[0], "ADL" ) == 0 )
685	{
686	struct xt_node adl, d, *c;
687
688	if( !( adl = xt_from_string( msg ) ) )
689	return 1;
690
691	for( d = adl->children; d; d = d->next )
692	{
693	char *dn;
694	if( strcmp( d->name, "d" ) != 0 \|\|
695	( dn = xt_find_attr( d, "n" ) ) == NULL )
696	continue;
697	for( c = d->children; c; c = c->next )
698	{
699	bee_user_t *bu;
700	struct msn_buddy_data *bd;
701	char cn, handle, f, l;
702	int flags;
703
704	if( strcmp( c->name, "c" ) != 0 \|\|
705	( l = xt_find_attr( c, "l" ) ) == NULL \|\|
706	( cn = xt_find_attr( c, "n" ) ) == NULL )
707	continue;
708
709	handle = g_strdup_printf( "%s@%s", cn, dn );
710	if( !( ( bu = bee_user_by_handle( ic->bee, ic, handle ) ) \|\|
711	( bu = bee_user_new( ic->bee, ic, handle, 0 ) ) ) )
712	{
713	g_free( handle );
714	continue;
715	}
716	g_free( handle );
717	bd = bu->data;
718
719	if( ( f = xt_find_attr( c, "f" ) ) )
720	{
721	http_decode( f );
722	imcb_rename_buddy( ic, bu->handle, f );
723	}
724
725	flags = atoi( l ) & 15;
726	if( bd->flags != flags )
727	{
728	bd->flags = flags;
729	msn_buddy_ask( bu );
730	}
731	}
732	}
733	}
734
735	return( 1 );
736	}
737
738	void msn_auth_got_passport_token( struct im_connection ic, const char token, const char *error )
739	{
740	struct msn_data *md;
741
742	/* Dead connection? */
743	if( g_slist_find( msn_connections, ic ) == NULL )
744	return;
745
746	md = ic->proto_data;
747
748	if( token )
749	{
750	msn_ns_write( ic, -1, "USR %d SSO S %s %s\r\n", ++md->trId, md->tokens[0], token );
751	}
752	else
753	{
754	imcb_error( ic, "Error during Passport authentication: %s", error );
755	imc_logout( ic, TRUE );
756	}
757	}
758
759	void msn_auth_got_contact_list( struct im_connection *ic )
760	{
761	struct msn_data *md;
762
763	/* Dead connection? */
764	if( g_slist_find( msn_connections, ic ) == NULL )
765	return;
766
767	md = ic->proto_data;
768	msn_ns_write( ic, -1, "BLP %d %s\r\n", ++md->trId, "BL" );
769	}
770
771	static gboolean msn_ns_send_adl_1( gpointer key, gpointer value, gpointer data )
772	{
773	struct xt_node adl = data, d, *c;
774	struct bee_user *bu = value;
775	struct msn_buddy_data *bd = bu->data;
776	struct msn_data *md = bu->ic->proto_data;
777	char handle[strlen(bu->handle)];
778	char *domain;
779	char l[4];
780
781	if( ( bd->flags & 7 ) == 0 \|\| ( bd->flags & MSN_BUDDY_ADL_SYNCED ) )
782	return FALSE;
783
784	strcpy( handle, bu->handle );
785	if( ( domain = strchr( handle, '@' ) ) == NULL ) /* WTF */
786	return FALSE;
787	*domain = '\0';
788	domain ++;
789
790	if( ( d = adl->children ) == NULL \|\|
791	g_strcasecmp( xt_find_attr( d, "n" ), domain ) != 0 )
792	{
793	d = xt_new_node( "d", NULL, NULL );
794	xt_add_attr( d, "n", domain );
795	xt_insert_child( adl, d );
796	}
797
798	g_snprintf( l, sizeof( l ), "%d", bd->flags & 7 );
799	c = xt_new_node( "c", NULL, NULL );
800	xt_add_attr( c, "n", handle );
801	xt_add_attr( c, "l", l );
802	xt_add_attr( c, "t", "1" ); /* 1 means normal, 4 means mobile? */
803	xt_insert_child( d, c );
804
805	/* Do this in batches of 100. */
806	bd->flags \|= MSN_BUDDY_ADL_SYNCED;
807	return (--md->adl_todo % 140) == 0;
808	}
809
810	static void msn_ns_send_adl( struct im_connection *ic )
811	{
812	struct xt_node *adl;
813	struct msn_data *md = ic->proto_data;
814	char *adls;
815
816	adl = xt_new_node( "ml", NULL, NULL );
817	xt_add_attr( adl, "l", "1" );
818	g_tree_foreach( md->domaintree, msn_ns_send_adl_1, adl );
819	if( adl->children == NULL )
820	{
821	/* This tells the caller that we're done now. */
822	md->adl_todo = -1;
823	xt_free_node( adl );
824	return;
825	}
826
827	adls = xt_to_string( adl );
828	msn_ns_write( ic, -1, "ADL %d %zd\r\n%s", ++md->trId, strlen( adls ), adls );
829	g_free( adls );
830	}
831
832	static void msn_ns_send_adl_start( struct im_connection *ic )
833	{
834	struct msn_data *md;
835	GSList *l;
836
837	/* Dead connection? */
838	if( g_slist_find( msn_connections, ic ) == NULL )
839	return;
840
841	md = ic->proto_data;
842	md->adl_todo = 0;
843	for( l = ic->bee->users; l; l = l->next )
844	{
845	bee_user_t *bu = l->data;
846	struct msn_buddy_data *bd = bu->data;
847
848	if( bu->ic != ic \|\| ( bd->flags & 7 ) == 0 )
849	continue;
850
851	bd->flags &= ~MSN_BUDDY_ADL_SYNCED;
852	md->adl_todo++;
853	}
854
855	msn_ns_send_adl( ic );
856	}
857
858	int msn_ns_finish_login( struct im_connection *ic )
859	{
860	struct msn_data *md = ic->proto_data;
861
862	if( ic->flags & OPT_LOGGED_IN )
863	return 1;
864
865	if( md->adl_todo < 0 )
866	md->flags \|= MSN_DONE_ADL;
867
868	if( ( md->flags & MSN_DONE_ADL ) && ( md->flags & MSN_GOT_PROFILE ) )
869	return msn_ns_set_display_name( ic, set_getstr( &ic->acc->set, "display_name" ) );
870	else
871	return 1;
872	}

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