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source: protocols/msn/ns.c @ 767b2d1

Last change on this file since 767b2d1 was 767b2d1, checked in by dequis <dx@…>, at 2015-05-31T02:40:04Z
msn: Start of SSL over TCP code (required for MSNP24)
Property mode set to `100644`
File size: 19.0 KB

Line
1	/********************************************************************\
2	* BitlBee -- An IRC to other IM-networks gateway *
3	* *
4	* Copyright 2002-2012 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., 51 Franklin St.,
23	Fifth Floor, Boston, MA 02110-1301 USA
24	*/
25
26	#include <ctype.h>
27	#include <sys/utsname.h>
28	#include "nogaim.h"
29	#include "msn.h"
30	#include "md5.h"
31	#include "sha1.h"
32	#include "soap.h"
33	#include "xmltree.h"
34	#include "ssl_client.h"
35
36	static gboolean msn_ns_connected(gpointer data, int source, void *scd, b_input_condition cond);
37	static gboolean msn_ns_callback(gpointer data, gint source, b_input_condition cond);
38
39	static void msn_ns_send_adl_start(struct im_connection *ic);
40	static void msn_ns_send_adl(struct im_connection *ic);
41	static void msn_ns_structured_message(struct msn_data md, char msg, int msglen, char **cmd);
42	static void msn_ns_sdg(struct msn_data md, char who, char *parts, char action);
43	static void msn_ns_nfy(struct msn_data md, char who, char *parts, char action, gboolean is_put);
44
45	int msn_ns_write(struct im_connection ic, int fd, const char fmt, ...)
46	{
47	struct msn_data *md = ic->proto_data;
48	va_list params;
49	char *out;
50	size_t len;
51	int st;
52
53	va_start(params, fmt);
54	out = g_strdup_vprintf(fmt, params);
55	va_end(params);
56
57	if (fd < 0) {
58	fd = md->fd;
59	}
60
61	if (getenv("BITLBEE_DEBUG")) {
62	fprintf(stderr, "\x1b[91m>>>[NS%d] %s\n\x1b[97m", fd, out);
63	}
64
65	len = strlen(out);
66
67	if (md->is_http) {
68	st = len;
69	msn_gw_write(md->gw, out, len);
70	} else {
71	st = ssl_write(md->ssl, out, len);
72	}
73
74	g_free(out);
75	if (st != len) {
76	imcb_error(ic, "Short write() to main server");
77	imc_logout(ic, TRUE);
78	return 0;
79	}
80
81	return 1;
82	}
83
84	gboolean msn_ns_connect(struct im_connection ic, const char host, int port)
85	{
86	struct msn_data *md = ic->proto_data;
87
88	if (md->fd >= 0) {
89	closesocket(md->fd);
90	}
91
92	if (md->is_http) {
93	md->gw = msn_gw_new(ic);
94	md->gw->callback = msn_ns_callback;
95	msn_ns_connected(md, 0, NULL, B_EV_IO_READ);
96	} else {
97	md->ssl = ssl_connect((char *) host, port, TRUE, msn_ns_connected, md);
98	md->fd = md->ssl ? ssl_getfd(md->ssl) : -1;
99	if (md->fd < 0) {
100	imcb_error(ic, "Could not connect to server");
101	imc_logout(ic, TRUE);
102	return FALSE;
103	}
104	}
105
106	return TRUE;
107	}
108
109	static gboolean msn_ns_connected(gpointer data, int source, void *scd, b_input_condition cond)
110	{
111	struct msn_data *md = data;
112	struct im_connection *ic = md->ic;
113
114	if (!scd && !md->is_http) {
115	md->ssl = NULL;
116	imcb_error(ic, "Could not connect to server");
117	imc_logout(ic, TRUE);
118	return FALSE;
119	}
120
121	g_free(md->rxq);
122	md->rxlen = 0;
123	md->rxq = g_new0(char, 1);
124
125	if (md->uuid == NULL) {
126	struct utsname name;
127	sha1_state_t sha[1];
128
129	/* UUID == SHA1("BitlBee" + my hostname + MSN username) */
130	sha1_init(sha);
131	sha1_append(sha, (void *) "BitlBee", 7);
132	if (uname(&name) == 0) {
133	sha1_append(sha, (void *) name.nodename, strlen(name.nodename));
134	}
135	sha1_append(sha, (void *) ic->acc->user, strlen(ic->acc->user));
136	md->uuid = sha1_random_uuid(sha);
137	memcpy(md->uuid, "b171be3e", 8); /* :-P */
138	}
139
140	if (msn_ns_write(ic, -1, "VER %d %s CVR0\r\n", ++md->trId, MSNP_VER)) {
141	if (!md->is_http) {
142	md->inpa = b_input_add(md->fd, B_EV_IO_READ, msn_ns_callback, md);
143	}
144	imcb_log(ic, "Connected to server, waiting for reply");
145	}
146
147	return FALSE;
148	}
149
150	void msn_ns_close(struct msn_data *md)
151	{
152	if (md->gw) {
153	msn_gw_free(md->gw);
154	}
155
156	if (md->ssl) {
157	ssl_disconnect(md->ssl);
158	b_event_remove(md->inpa);
159	}
160
161	md->ssl = NULL;
162	md->fd = md->inpa = -1;
163
164	g_free(md->rxq);
165	g_free(md->cmd_text);
166
167	md->rxlen = 0;
168	md->rxq = NULL;
169	md->cmd_text = NULL;
170	}
171
172	static gboolean msn_ns_callback(gpointer data, gint source, b_input_condition cond)
173	{
174	struct msn_data *md = data;
175	struct im_connection *ic = md->ic;
176	char *bytes;
177	int st;
178
179	if (md->is_http) {
180	st = msn_gw_read(md->gw, &bytes);
181	} else {
182	bytes = g_malloc(1024);
183	st = ssl_read(md->ssl, bytes, 1024);
184	}
185
186	if (st == 0 \|\| (st < 0 && (md->is_http \|\| !ssl_sockerr_again(md->ssl)))) {
187	imcb_error(ic, "Error while reading from server");
188	imc_logout(ic, TRUE);
189	g_free(bytes);
190	return FALSE;
191	}
192
193	msn_queue_feed(md, bytes, st);
194
195	g_free(bytes);
196
197	if (!md->is_http && ssl_pending(md->ssl)) {
198	return msn_ns_callback(data, source, cond);
199	}
200
201	return msn_handler(md);
202	}
203
204	int msn_ns_command(struct msn_data md, char *cmd, int num_parts)
205	{
206	struct im_connection *ic = md->ic;
207
208	if (num_parts == 0) {
209	/* Hrrm... Empty command...? Ignore? */
210	return(1);
211	}
212
213	if (strcmp(cmd[0], "VER") == 0) {
214	if (cmd[2] && strncmp(cmd[2], MSNP_VER, 5) != 0) {
215	imcb_error(ic, "Unsupported protocol");
216	imc_logout(ic, FALSE);
217	return(0);
218	}
219
220	return(msn_ns_write(ic, md->fd, "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s VmVyc2lvbjogMQ0KWGZyQ291bnQ6IDINClhmclNlbnRVVENUaW1lOiA2MzU2MTQ3OTU5NzgzOTAwMDANCklzR2VvWGZyOiB0cnVlDQo=\r\n",
221	++md->trId, ic->acc->user));
222	} else if (strcmp(cmd[0], "CVR") == 0) {
223	/* We don't give a damn about the information we just received */
224	return msn_ns_write(ic, md->fd, "USR %d SSO I %s\r\n", ++md->trId, ic->acc->user);
225	} else if (strcmp(cmd[0], "XFR") == 0) {
226	char *server;
227	int port;
228
229	if (num_parts >= 6 && strcmp(cmd[2], "NS") == 0) {
230	b_event_remove(md->inpa);
231	md->inpa = -1;
232
233	server = strchr(cmd[3], ':');
234	if (!server) {
235	imcb_error(ic, "Syntax error");
236	imc_logout(ic, TRUE);
237	return(0);
238	}
239	*server = 0;
240	port = atoi(server + 1);
241	server = cmd[3];
242
243	imcb_log(ic, "Transferring to other server");
244	return msn_ns_connect(ic, server, port);
245	} else {
246	imcb_error(ic, "Syntax error");
247	imc_logout(ic, TRUE);
248	return(0);
249	}
250	} else if (strcmp(cmd[0], "USR") == 0) {
251	if (num_parts >= 6 && strcmp(cmd[2], "SSO") == 0 &&
252	strcmp(cmd[3], "S") == 0) {
253	g_free(md->pp_policy);
254	md->pp_policy = g_strdup(cmd[4]);
255	msn_soap_passport_sso_request(ic, cmd[5]);
256	} else if (strcmp(cmd[2], "OK") == 0) {
257	/* If the number after the handle is 0, the e-mail
258	address is unverified, which means we can't change
259	the display name. */
260	if (cmd[4][0] == '0') {
261	md->flags \|= MSN_EMAIL_UNVERIFIED;
262	}
263
264	imcb_log(ic, "Authenticated, getting buddy list");
265	msn_soap_memlist_request(ic);
266	} else {
267	imcb_error(ic, "Unknown authentication type");
268	imc_logout(ic, FALSE);
269	return(0);
270	}
271	} else if (strcmp(cmd[0], "MSG") == 0) {
272	if (num_parts < 4) {
273	imcb_error(ic, "Syntax error");
274	imc_logout(ic, TRUE);
275	return(0);
276	}
277
278	md->msglen = atoi(cmd[3]);
279
280	if (md->msglen <= 0) {
281	imcb_error(ic, "Syntax error");
282	imc_logout(ic, TRUE);
283	return(0);
284	}
285	} else if (strcmp(cmd[0], "ADL") == 0) {
286	if (num_parts >= 3 && strcmp(cmd[2], "OK") == 0) {
287	msn_ns_send_adl(ic);
288	return msn_ns_finish_login(ic);
289	} else if (num_parts >= 3) {
290	md->msglen = atoi(cmd[2]);
291	}
292	} else if (strcmp(cmd[0], "CHL") == 0) {
293	char *resp;
294	int st;
295
296	if (num_parts < 3) {
297	imcb_error(ic, "Syntax error");
298	imc_logout(ic, TRUE);
299	return(0);
300	}
301
302	resp = msn_p11_challenge(cmd[2]);
303
304	st = msn_ns_write(ic, -1, "QRY %d %s %zd\r\n%s",
305	++md->trId, MSNP11_PROD_ID,
306	strlen(resp), resp);
307	g_free(resp);
308	return st;
309	} else if (strcmp(cmd[0], "QRY") == 0) {
310	/* CONGRATULATIONS */
311	} else if (strcmp(cmd[0], "OUT") == 0) {
312	imcb_error(ic, "Session terminated by remote server (%s)", cmd[1] ? cmd[1] : "reason unknown");
313	imc_logout(ic, TRUE);
314	return(0);
315	} else if (strcmp(cmd[0], "GCF") == 0) {
316	/* Coming up is cmd[2] bytes of stuff we're supposed to
317	censore. Meh. */
318	md->msglen = atoi(cmd[2]);
319	} else if ((strcmp(cmd[0], "NFY") == 0) \|\| (strcmp(cmd[0], "SDG") == 0)) {
320	if (num_parts >= 3) {
321	md->msglen = atoi(cmd[2]);
322	}
323	} else if (strcmp(cmd[0], "PUT") == 0) {
324	if (num_parts >= 4) {
325	md->msglen = atoi(cmd[3]);
326	}
327	} else if (strcmp(cmd[0], "NOT") == 0) {
328	if (num_parts >= 2) {
329	md->msglen = atoi(cmd[1]);
330	}
331	} else if (strcmp(cmd[0], "QNG") == 0) {
332	ic->flags \|= OPT_PONGED;
333	} else if (g_ascii_isdigit(cmd[0][0])) {
334	int num = atoi(cmd[0]);
335	const struct msn_status_code *err = msn_status_by_number(num);
336
337	imcb_error(ic, "Error reported by MSN server: %s", err->text);
338
339	if (err->flags & STATUS_FATAL) {
340	imc_logout(ic, TRUE);
341	return(0);
342	}
343
344	/* Oh yes, errors can have payloads too now. Discard them for now. */
345	if (num_parts >= 3) {
346	md->msglen = atoi(cmd[2]);
347	}
348	} else {
349	imcb_error(ic, "Received unknown command from main server: %s", cmd[0]);
350	}
351
352	return(1);
353	}
354
355	int msn_ns_message(struct msn_data md, char msg, int msglen, char **cmd, int num_parts)
356	{
357	struct im_connection *ic = md->ic;
358	char *body;
359	int blen = 0;
360
361	if (!num_parts) {
362	return(1);
363	}
364
365	if ((body = strstr(msg, "\r\n\r\n"))) {
366	body += 4;
367	blen = msglen - (body - msg);
368	}
369
370	if (strcmp(cmd[0], "MSG") == 0) {
371	if (g_strcasecmp(cmd[1], "Hotmail") == 0) {
372	char *ct = get_rfc822_header(msg, "Content-Type:", msglen);
373
374	if (!ct) {
375	return(1);
376	}
377
378	if (g_strncasecmp(ct, "application/x-msmsgssystemmessage", 33) == 0) {
379	char *mtype;
380	char *arg1;
381
382	if (!body) {
383	return(1);
384	}
385
386	mtype = get_rfc822_header(body, "Type:", blen);
387	arg1 = get_rfc822_header(body, "Arg1:", blen);
388
389	if (mtype && strcmp(mtype, "1") == 0) {
390	if (arg1) {
391	imcb_log(ic, "The server is going down for maintenance in %s minutes.",
392	arg1);
393	}
394	}
395
396	g_free(arg1);
397	g_free(mtype);
398	} else if (g_strncasecmp(ct, "text/x-msmsgsprofile", 20) == 0) {
399	/* We don't care about this profile for now... */
400	} else if (g_strncasecmp(ct, "text/x-msmsgsinitialemailnotification", 37) == 0) {
401	if (set_getbool(&ic->acc->set, "mail_notifications")) {
402	char *inbox = get_rfc822_header(body, "Inbox-Unread:", blen);
403	char *folders = get_rfc822_header(body, "Folders-Unread:", blen);
404
405	if (inbox && folders) {
406	imcb_notify_email(ic,
407	"INBOX contains %s new messages, plus %s messages in other folders.", inbox,
408	folders);
409	}
410
411	g_free(inbox);
412	g_free(folders);
413	}
414	} else if (g_strncasecmp(ct, "text/x-msmsgsemailnotification", 30) == 0) {
415	if (set_getbool(&ic->acc->set, "mail_notifications")) {
416	char *from = get_rfc822_header(body, "From-Addr:", blen);
417	char *fromname = get_rfc822_header(body, "From:", blen);
418
419	if (from && fromname) {
420	imcb_notify_email(ic, "Received an e-mail message from %s <%s>.", fromname, from);
421	}
422
423	g_free(from);
424	g_free(fromname);
425	}
426	} else if (g_strncasecmp(ct, "text/x-msmsgsactivemailnotification", 35) == 0) {
427	/* Notification that a message has been read... Ignore it */
428	}
429
430	g_free(ct);
431	}
432	} else if (strcmp(cmd[0], "ADL") == 0) {
433	struct xt_node adl, d, *c;
434
435	if (!(adl = xt_from_string(msg, msglen))) {
436	return 1;
437	}
438
439	for (d = adl->children; d; d = d->next) {
440	char *dn;
441	if (strcmp(d->name, "d") != 0 \|\|
442	(dn = xt_find_attr(d, "n")) == NULL) {
443	continue;
444	}
445	for (c = d->children; c; c = c->next) {
446	bee_user_t *bu;
447	struct msn_buddy_data *bd;
448	char cn, handle, f, l;
449	int flags;
450
451	if (strcmp(c->name, "c") != 0 \|\|
452	(l = xt_find_attr(c, "l")) == NULL \|\|
453	(cn = xt_find_attr(c, "n")) == NULL) {
454	continue;
455	}
456
457	/* FIXME: Use "t" here, guess I should just add it
458	as a prefix like elsewhere in the protocol. */
459	handle = g_strdup_printf("%s@%s", cn, dn);
460	if (!((bu = bee_user_by_handle(ic->bee, ic, handle)) \|\|
461	(bu = bee_user_new(ic->bee, ic, handle, 0)))) {
462	g_free(handle);
463	continue;
464	}
465	g_free(handle);
466	bd = bu->data;
467
468	if ((f = xt_find_attr(c, "f"))) {
469	http_decode(f);
470	imcb_rename_buddy(ic, bu->handle, f);
471	}
472
473	flags = atoi(l) & 15;
474	if (bd->flags != flags) {
475	bd->flags = flags;
476	msn_buddy_ask(bu);
477	}
478	}
479	}
480	} else if ((strcmp(cmd[0], "SDG") == 0) \|\| (strcmp(cmd[0], "NFY") == 0)) {
481	msn_ns_structured_message(md, msg, msglen, cmd);
482	}
483
484	return 1;
485	}
486
487	static void msn_ns_structured_message(struct msn_data md, char msg, int msglen, char **cmd)
488	{
489	char **parts = NULL;
490	char *semicolon = NULL;
491	char *action = NULL;
492	char *from = NULL;
493	char *who = NULL;
494
495	parts = g_strsplit(msg, "\r\n\r\n", 4);
496
497	if (!(from = get_rfc822_header(parts[0], "From", 0))) {
498	goto cleanup;
499	}
500
501	/* either the semicolon or the end of the string */
502	semicolon = strchr(from, ';') ? : (from + strlen(from));
503
504	who = g_strndup(from + 2, semicolon - from - 2);
505
506	if ((strcmp(cmd[0], "SDG") == 0) && (action = get_rfc822_header(parts[2], "Message-Type", 0))) {
507	msn_ns_sdg(md, who, parts, action);
508
509	} else if ((strcmp(cmd[0], "NFY") == 0) && (action = get_rfc822_header(parts[2], "Uri", 0))) {
510	gboolean is_put = (strcmp(cmd[1], "PUT") == 0);
511	msn_ns_nfy(md, who, parts, action, is_put);
512	}
513
514	cleanup:
515	g_strfreev(parts);
516	g_free(action);
517	g_free(from);
518	g_free(who);
519	}
520
521	static void msn_ns_sdg(struct msn_data md, char who, char *parts, char action)
522	{
523	struct im_connection *ic = md->ic;
524
525	if (strcmp(action, "Control/Typing") == 0) {
526	imcb_buddy_typing(ic, who, OPT_TYPING);
527	} else if (strcmp(action, "Text") == 0) {
528	imcb_buddy_msg(ic, who, parts[3], 0, 0);
529	}
530	}
531
532	static void msn_ns_nfy(struct msn_data md, char who, char *parts, char action, gboolean is_put)
533	{
534	struct im_connection *ic = md->ic;
535	struct xt_node *body = NULL;
536	struct xt_node *s = NULL;
537	const char *state = NULL;
538	char *nick = NULL;
539	char *psm = NULL;
540	int flags = OPT_LOGGED_IN;
541
542	if (strcmp(action, "/user") != 0) {
543	return;
544	}
545
546	if (!(body = xt_from_string(parts[3], 0))) {
547	goto cleanup;
548	}
549
550	s = body->children;
551	while ((s = xt_find_node(s, "s"))) {
552	struct xt_node *s2;
553	char n = xt_find_attr(s, "n"); / service name: IM, PE, etc */
554
555	if (strcmp(n, "IM") == 0) {
556	/* IM has basic presence information */
557	if (!is_put) {
558	/* NFY DEL with a <s> usually means log out from the last endpoint */
559	flags &= ~OPT_LOGGED_IN;
560	break;
561	}
562
563	s2 = xt_find_node(s->children, "Status");
564	if (s2 && s2->text_len) {
565	const struct msn_away_state *msn_state = msn_away_state_by_code(s2->text);
566	state = msn_state->name;
567	if (msn_state != msn_away_state_list) {
568	flags \|= OPT_AWAY;
569	}
570	}
571	} else if (strcmp(n, "PE") == 0) {
572	if ((s2 = xt_find_node(s->children, "PSM")) && s2->text_len) {
573	psm = s2->text;
574	}
575	if ((s2 = xt_find_node(s->children, "FriendlyName")) && s2->text_len) {
576	nick = s2->text;
577	}
578	}
579	s = s->next;
580	}
581
582	imcb_buddy_status(ic, who, flags, state, psm);
583
584	if (nick) {
585	imcb_rename_buddy(ic, who, nick);
586	}
587
588	cleanup:
589	xt_free_node(body);
590	}
591
592	void msn_auth_got_passport_token(struct im_connection ic, const char token, const char *error)
593	{
594	struct msn_data *md;
595
596	/* Dead connection? */
597	if (g_slist_find(msn_connections, ic) == NULL) {
598	return;
599	}
600
601	md = ic->proto_data;
602
603	if (token) {
604	msn_ns_write(ic, -1, "USR %d SSO S %s %s {%s}\r\n", ++md->trId, md->tokens[0], token, md->uuid);
605	} else {
606	imcb_error(ic, "Error during Passport authentication: %s", error);
607	imc_logout(ic, TRUE);
608	}
609	}
610
611	void msn_auth_got_contact_list(struct im_connection *ic)
612	{
613	/* Dead connection? */
614	if (g_slist_find(msn_connections, ic) == NULL) {
615	return;
616	}
617
618	msn_ns_send_adl_start(ic);
619	msn_ns_finish_login(ic);
620	}
621
622	static gboolean msn_ns_send_adl_1(gpointer key, gpointer value, gpointer data)
623	{
624	struct xt_node adl = data, d, c, s;
625	struct bee_user *bu = value;
626	struct msn_buddy_data *bd = bu->data;
627	struct msn_data *md = bu->ic->proto_data;
628	char handle[strlen(bu->handle) + 1];
629	char *domain;
630	char l[4];
631
632	if ((bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL)) == 0 \|\| (bd->flags & MSN_BUDDY_ADL_SYNCED)) {
633	return FALSE;
634	}
635
636	strcpy(handle, bu->handle);
637	if ((domain = strchr(handle, '@')) == NULL) { /* WTF */
638	return FALSE;
639	}
640	*domain = '\0';
641	domain++;
642
643	if ((d = adl->children) == NULL \|\|
644	g_strcasecmp(xt_find_attr(d, "n"), domain) != 0) {
645	d = xt_new_node("d", NULL, NULL);
646	xt_add_attr(d, "n", domain);
647	xt_insert_child(adl, d);
648	}
649
650	g_snprintf(l, sizeof(l), "%d", bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL));
651	c = xt_new_node("c", NULL, NULL);
652	xt_add_attr(c, "n", handle);
653	xt_add_attr(c, "t", "1"); /* FIXME: Network type, i.e. 32 for Y!MSG */
654	s = xt_new_node("s", NULL, NULL);
655	xt_add_attr(s, "n", "IM");
656	xt_add_attr(s, "l", l);
657	xt_insert_child(c, s);
658	xt_insert_child(d, c);
659
660	/* Do this in batches of 100. */
661	bd->flags \|= MSN_BUDDY_ADL_SYNCED;
662	return (--md->adl_todo % 140) == 0;
663	}
664
665	static void msn_ns_send_adl(struct im_connection *ic)
666	{
667	struct xt_node *adl;
668	struct msn_data *md = ic->proto_data;
669	char *adls;
670
671	adl = xt_new_node("ml", NULL, NULL);
672	xt_add_attr(adl, "l", "1");
673	g_tree_foreach(md->domaintree, msn_ns_send_adl_1, adl);
674	if (adl->children == NULL) {
675	/* This tells the caller that we're done now. */
676	md->adl_todo = -1;
677	xt_free_node(adl);
678	return;
679	}
680
681	adls = xt_to_string(adl);
682	xt_free_node(adl);
683	msn_ns_write(ic, -1, "ADL %d %zd\r\n%s", ++md->trId, strlen(adls), adls);
684	g_free(adls);
685	}
686
687	static void msn_ns_send_adl_start(struct im_connection *ic)
688	{
689	struct msn_data *md;
690	GSList *l;
691
692	/* Dead connection? */
693	if (g_slist_find(msn_connections, ic) == NULL) {
694	return;
695	}
696
697	md = ic->proto_data;
698	md->adl_todo = 0;
699	for (l = ic->bee->users; l; l = l->next) {
700	bee_user_t *bu = l->data;
701	struct msn_buddy_data *bd = bu->data;
702
703	if (bu->ic != ic \|\| (bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL)) == 0) {
704	continue;
705	}
706
707	bd->flags &= ~MSN_BUDDY_ADL_SYNCED;
708	md->adl_todo++;
709	}
710
711	msn_ns_send_adl(ic);
712	}
713
714	int msn_ns_finish_login(struct im_connection *ic)
715	{
716	struct msn_data *md = ic->proto_data;
717
718	if (ic->flags & OPT_LOGGED_IN) {
719	return 1;
720	}
721
722	if (md->adl_todo < 0) {
723	md->flags \|= MSN_DONE_ADL;
724	}
725
726	if ((md->flags & MSN_DONE_ADL) && (md->flags & MSN_GOT_PROFILE)) {
727	imcb_connected(ic);
728	}
729
730	return 1;
731	}
732
733	static int msn_ns_send_sdg(struct im_connection ic, bee_user_t bu, const char message_type, const char text)
734	{
735	struct msn_data *md = ic->proto_data;
736	int retval = 0;
737	char *buf;
738
739	buf = g_strdup_printf(MSN_MESSAGE_HEADERS, bu->handle, ic->acc->user, md->uuid, message_type, strlen(text), text);
740	retval = msn_ns_write(ic, -1, "SDG %d %zd\r\n%s", ++md->trId, strlen(buf), buf);
741	g_free(buf);
742	return retval;
743	}
744
745	int msn_ns_send_typing(struct im_connection ic, bee_user_t bu)
746	{
747	return msn_ns_send_sdg(ic, bu, "Control/Typing", "");
748	}
749
750	int msn_ns_send_message(struct im_connection ic, bee_user_t bu, const char *text)
751	{
752	return msn_ns_send_sdg(ic, bu, "Text", text);
753	}
754

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