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source: protocols/msn/ns.c @ 16e4a9f

Last change on this file since 16e4a9f was c0db0d3, checked in by dequis <dx@…>, at 2015-12-30T05:22:47Z
msn: Fix ADL/RML (add/remove from list) throwing server errors
Property mode set to `100644`
File size: 19.7 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
35	static gboolean msn_ns_connected(gpointer data, gint source, b_input_condition cond);
36	static gboolean msn_ns_callback(gpointer data, gint source, b_input_condition cond);
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	static void msn_ns_structured_message(struct msn_data md, char msg, int msglen, char **cmd);
41	static void msn_ns_sdg(struct msn_data md, char who, char *parts, char action, gboolean selfmessage);
42	static void msn_ns_nfy(struct msn_data md, char who, char *parts, char action, gboolean is_put);
43
44	int msn_ns_write(struct im_connection ic, int fd, const char fmt, ...)
45	{
46	struct msn_data *md = ic->proto_data;
47	va_list params;
48	char *out;
49	size_t len;
50	int st;
51
52	va_start(params, fmt);
53	out = g_strdup_vprintf(fmt, params);
54	va_end(params);
55
56	if (fd < 0) {
57	fd = md->fd;
58	}
59
60	if (getenv("BITLBEE_DEBUG")) {
61	fprintf(stderr, "\x1b[91m>>>[NS%d] %s\n\x1b[97m", fd, out);
62	}
63
64	len = strlen(out);
65
66	if (md->is_http) {
67	st = len;
68	msn_gw_write(md->gw, out, len);
69	} else {
70	st = write(fd, out, len);
71	}
72
73	g_free(out);
74	if (st != len) {
75	imcb_error(ic, "Short write() to main server");
76	imc_logout(ic, TRUE);
77	return 0;
78	}
79
80	return 1;
81	}
82
83	gboolean msn_ns_connect(struct im_connection ic, const char host, int port)
84	{
85	struct msn_data *md = ic->proto_data;
86
87	if (md->fd >= 0) {
88	closesocket(md->fd);
89	}
90
91	if (md->is_http) {
92	md->gw = msn_gw_new(ic);
93	md->gw->callback = msn_ns_callback;
94	msn_ns_connected(md, -1, B_EV_IO_READ);
95	} else {
96	md->fd = proxy_connect(host, port, msn_ns_connected, md);
97	if (md->fd < 0) {
98	imcb_error(ic, "Could not connect to server");
99	imc_logout(ic, TRUE);
100	return FALSE;
101	}
102	}
103
104	return TRUE;
105	}
106
107	static gboolean msn_ns_connected(gpointer data, gint source, b_input_condition cond)
108	{
109	struct msn_data *md = data;
110	struct im_connection *ic = md->ic;
111
112	/* this should be taken from XFR, but hardcoding it for now. it also prevents more redirects. */
113	const char *redir_data = "VmVyc2lvbjogMQ0KWGZyQ291bnQ6IDINCklzR2VvWGZyOiB0cnVlDQo=";
114
115	if (source == -1 && !md->is_http) {
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	/* Having to handle potential errors in each write sure makes these ifs awkward...*/
141
142	if (msn_ns_write(ic, source, "VER %d %s CVR0\r\n", ++md->trId, MSNP_VER) &&
143	msn_ns_write(ic, source, "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s %s\r\n",
144	++md->trId, ic->acc->user, redir_data) &&
145	msn_ns_write(ic, md->fd, "USR %d SSO I %s\r\n", ++md->trId, ic->acc->user)) {
146
147	if (!md->is_http) {
148	md->inpa = b_input_add(md->fd, B_EV_IO_READ, msn_ns_callback, md);
149	}
150	imcb_log(ic, "Connected to server, waiting for reply");
151	}
152
153	return FALSE;
154	}
155
156	void msn_ns_close(struct msn_data *md)
157	{
158	if (md->gw) {
159	msn_gw_free(md->gw);
160	}
161	if (md->fd >= 0) {
162	closesocket(md->fd);
163	b_event_remove(md->inpa);
164	}
165
166	md->fd = md->inpa = -1;
167	g_free(md->rxq);
168	g_free(md->cmd_text);
169
170	md->rxlen = 0;
171	md->rxq = NULL;
172	md->cmd_text = NULL;
173	}
174
175	static gboolean msn_ns_callback(gpointer data, gint source, b_input_condition cond)
176	{
177	struct msn_data *md = data;
178	struct im_connection *ic = md->ic;
179	char *bytes;
180	int st;
181
182	if (md->is_http) {
183	st = msn_gw_read(md->gw, &bytes);
184	} else {
185	bytes = g_malloc(1024);
186	st = read(md->fd, bytes, 1024);
187	}
188
189	if (st <= 0) {
190	imcb_error(ic, "Error while reading from server");
191	imc_logout(ic, TRUE);
192	g_free(bytes);
193	return FALSE;
194	}
195
196	msn_queue_feed(md, bytes, st);
197
198	g_free(bytes);
199
200	return msn_handler(md);
201	}
202
203	int msn_ns_command(struct msn_data md, char *cmd, int num_parts)
204	{
205	struct im_connection *ic = md->ic;
206
207	if (num_parts == 0) {
208	/* Hrrm... Empty command...? Ignore? */
209	return(1);
210	}
211
212	if (strcmp(cmd[0], "VER") == 0) {
213	if (cmd[2] && strncmp(cmd[2], MSNP_VER, 5) != 0) {
214	imcb_error(ic, "Unsupported protocol");
215	imc_logout(ic, FALSE);
216	return(0);
217	}
218
219	} else if (strcmp(cmd[0], "CVR") == 0) {
220	/* We don't give a damn about the information we just received */
221	} else if (strcmp(cmd[0], "XFR") == 0) {
222	char *server;
223	int port;
224
225	if (num_parts >= 6 && strcmp(cmd[2], "NS") == 0) {
226	b_event_remove(md->inpa);
227	md->inpa = -1;
228
229	server = strchr(cmd[3], ':');
230	if (!server) {
231	imcb_error(ic, "Syntax error");
232	imc_logout(ic, TRUE);
233	return(0);
234	}
235	*server = 0;
236	port = atoi(server + 1);
237	server = cmd[3];
238
239	imcb_log(ic, "Transferring to other server");
240	return msn_ns_connect(ic, server, port);
241	} else {
242	imcb_error(ic, "Syntax error");
243	imc_logout(ic, TRUE);
244	return(0);
245	}
246	} else if (strcmp(cmd[0], "USR") == 0) {
247	if (num_parts >= 6 && strcmp(cmd[2], "SSO") == 0 &&
248	strcmp(cmd[3], "S") == 0) {
249	g_free(md->pp_policy);
250	md->pp_policy = g_strdup(cmd[4]);
251	msn_soap_passport_sso_request(ic, cmd[5]);
252	} else if (strcmp(cmd[2], "OK") == 0) {
253	/* If the number after the handle is 0, the e-mail
254	address is unverified, which means we can't change
255	the display name. */
256	if (cmd[4][0] == '0') {
257	md->flags \|= MSN_EMAIL_UNVERIFIED;
258	}
259
260	imcb_log(ic, "Authenticated, getting buddy list");
261	msn_soap_memlist_request(ic);
262	} else {
263	imcb_error(ic, "Unknown authentication type");
264	imc_logout(ic, FALSE);
265	return(0);
266	}
267	} else if (strcmp(cmd[0], "MSG") == 0) {
268	if (num_parts < 4) {
269	imcb_error(ic, "Syntax error");
270	imc_logout(ic, TRUE);
271	return(0);
272	}
273
274	md->msglen = atoi(cmd[3]);
275
276	if (md->msglen <= 0) {
277	imcb_error(ic, "Syntax error");
278	imc_logout(ic, TRUE);
279	return(0);
280	}
281	} else if (strcmp(cmd[0], "ADL") == 0) {
282	if (num_parts >= 3 && strcmp(cmd[2], "OK") == 0) {
283	msn_ns_send_adl(ic);
284	return msn_ns_finish_login(ic);
285	} else if (num_parts >= 3) {
286	md->msglen = atoi(cmd[2]);
287	}
288	} else if (strcmp(cmd[0], "RML") == 0) {
289	/* Move along, nothing to see here */
290	} else if (strcmp(cmd[0], "CHL") == 0) {
291	char *resp;
292	int st;
293
294	if (num_parts < 3) {
295	imcb_error(ic, "Syntax error");
296	imc_logout(ic, TRUE);
297	return(0);
298	}
299
300	resp = msn_p11_challenge(cmd[2]);
301
302	st = msn_ns_write(ic, -1, "QRY %d %s %zd\r\n%s",
303	++md->trId, MSNP11_PROD_ID,
304	strlen(resp), resp);
305	g_free(resp);
306	return st;
307	} else if (strcmp(cmd[0], "QRY") == 0) {
308	/* CONGRATULATIONS */
309	} else if (strcmp(cmd[0], "OUT") == 0) {
310	imcb_error(ic, "Session terminated by remote server (%s)", cmd[1] ? cmd[1] : "reason unknown");
311	imc_logout(ic, TRUE);
312	return(0);
313	} else if (strcmp(cmd[0], "GCF") == 0) {
314	/* Coming up is cmd[2] bytes of stuff we're supposed to
315	censore. Meh. */
316	md->msglen = atoi(cmd[2]);
317	} else if ((strcmp(cmd[0], "NFY") == 0) \|\| (strcmp(cmd[0], "SDG") == 0)) {
318	if (num_parts >= 3) {
319	md->msglen = atoi(cmd[2]);
320	}
321	} else if (strcmp(cmd[0], "PUT") == 0) {
322	if (num_parts >= 4) {
323	md->msglen = atoi(cmd[3]);
324	}
325	} else if (strcmp(cmd[0], "NOT") == 0) {
326	if (num_parts >= 2) {
327	md->msglen = atoi(cmd[1]);
328	}
329	} else if (strcmp(cmd[0], "QNG") == 0) {
330	ic->flags \|= OPT_PONGED;
331	} else if (g_ascii_isdigit(cmd[0][0])) {
332	int num = atoi(cmd[0]);
333	const struct msn_status_code *err = msn_status_by_number(num);
334
335	imcb_error(ic, "Error reported by MSN server: %s", err->text);
336
337	if (err->flags & STATUS_FATAL) {
338	imc_logout(ic, TRUE);
339	return(0);
340	}
341
342	/* Oh yes, errors can have payloads too now. Discard them for now. */
343	if (num_parts >= 3) {
344	md->msglen = atoi(cmd[2]);
345	}
346	} else {
347	imcb_error(ic, "Received unknown command from main server: %s", cmd[0]);
348	}
349
350	return(1);
351	}
352
353	int msn_ns_message(struct msn_data md, char msg, int msglen, char **cmd, int num_parts)
354	{
355	struct im_connection *ic = md->ic;
356	char *body;
357	int blen = 0;
358
359	if (!num_parts) {
360	return(1);
361	}
362
363	if ((body = strstr(msg, "\r\n\r\n"))) {
364	body += 4;
365	blen = msglen - (body - msg);
366	}
367
368	if (strcmp(cmd[0], "MSG") == 0) {
369	if (g_strcasecmp(cmd[1], "Hotmail") == 0) {
370	char *ct = get_rfc822_header(msg, "Content-Type:", msglen);
371
372	if (!ct) {
373	return(1);
374	}
375
376	if (g_strncasecmp(ct, "application/x-msmsgssystemmessage", 33) == 0) {
377	char *mtype;
378	char *arg1;
379
380	if (!body) {
381	return(1);
382	}
383
384	mtype = get_rfc822_header(body, "Type:", blen);
385	arg1 = get_rfc822_header(body, "Arg1:", blen);
386
387	if (mtype && strcmp(mtype, "1") == 0) {
388	if (arg1) {
389	imcb_log(ic, "The server is going down for maintenance in %s minutes.",
390	arg1);
391	}
392	}
393
394	g_free(arg1);
395	g_free(mtype);
396	} else if (g_strncasecmp(ct, "text/x-msmsgsprofile", 20) == 0) {
397	/* We don't care about this profile for now... */
398	} else if (g_strncasecmp(ct, "text/x-msmsgsinitialemailnotification", 37) == 0) {
399	if (set_getbool(&ic->acc->set, "mail_notifications")) {
400	char *inbox = get_rfc822_header(body, "Inbox-Unread:", blen);
401	char *folders = get_rfc822_header(body, "Folders-Unread:", blen);
402
403	if (inbox && folders) {
404	imcb_notify_email(ic,
405	"INBOX contains %s new messages, plus %s messages in other folders.", inbox,
406	folders);
407	}
408
409	g_free(inbox);
410	g_free(folders);
411	}
412	} else if (g_strncasecmp(ct, "text/x-msmsgsemailnotification", 30) == 0) {
413	if (set_getbool(&ic->acc->set, "mail_notifications")) {
414	char *from = get_rfc822_header(body, "From-Addr:", blen);
415	char *fromname = get_rfc822_header(body, "From:", blen);
416
417	if (from && fromname) {
418	imcb_notify_email(ic, "Received an e-mail message from %s <%s>.", fromname, from);
419	}
420
421	g_free(from);
422	g_free(fromname);
423	}
424	} else if (g_strncasecmp(ct, "text/x-msmsgsactivemailnotification", 35) == 0) {
425	/* Notification that a message has been read... Ignore it */
426	}
427
428	g_free(ct);
429	}
430	} else if (strcmp(cmd[0], "ADL") == 0) {
431	struct xt_node adl, d, *c;
432
433	if (!(adl = xt_from_string(msg, msglen))) {
434	return 1;
435	}
436
437	for (d = adl->children; d; d = d->next) {
438	char *dn;
439	if (strcmp(d->name, "d") != 0 \|\|
440	(dn = xt_find_attr(d, "n")) == NULL) {
441	continue;
442	}
443	for (c = d->children; c; c = c->next) {
444	bee_user_t *bu;
445	struct msn_buddy_data *bd;
446	char cn, handle, f, l;
447	int flags;
448
449	if (strcmp(c->name, "c") != 0 \|\|
450	(l = xt_find_attr(c, "l")) == NULL \|\|
451	(cn = xt_find_attr(c, "n")) == NULL) {
452	continue;
453	}
454
455	/* FIXME: Use "t" here, guess I should just add it
456	as a prefix like elsewhere in the protocol. */
457	handle = g_strdup_printf("%s@%s", cn, dn);
458	if (!((bu = bee_user_by_handle(ic->bee, ic, handle)) \|\|
459	(bu = bee_user_new(ic->bee, ic, handle, 0)))) {
460	g_free(handle);
461	continue;
462	}
463	g_free(handle);
464	bd = bu->data;
465
466	if ((f = xt_find_attr(c, "f"))) {
467	http_decode(f);
468	imcb_rename_buddy(ic, bu->handle, f);
469	}
470
471	flags = atoi(l) & 15;
472	if (bd->flags != flags) {
473	bd->flags = flags;
474	msn_buddy_ask(bu);
475	}
476	}
477	}
478	} else if ((strcmp(cmd[0], "SDG") == 0) \|\| (strcmp(cmd[0], "NFY") == 0)) {
479	msn_ns_structured_message(md, msg, msglen, cmd);
480	}
481
482	return 1;
483	}
484
485	/* returns newly allocated string */
486	static char msn_ns_parse_header_address(struct msn_data md, char headers, char header_name)
487	{
488	char *semicolon = NULL;
489	char *header = NULL;
490	char *address = NULL;
491
492	if (!(header = get_rfc822_header(headers, header_name, 0))) {
493	return NULL;
494	}
495
496	/* either the semicolon or the end of the string */
497	semicolon = strchr(header, ';') ? : (header + strlen(header));
498
499	address = g_strndup(header + 2, semicolon - header - 2);
500
501	g_free(header);
502	return address;
503	}
504
505	static void msn_ns_structured_message(struct msn_data md, char msg, int msglen, char **cmd)
506	{
507	char **parts = NULL;
508	char *action = NULL;
509	char *who = NULL;
510	gboolean selfmessage = FALSE;
511
512	parts = g_strsplit(msg, "\r\n\r\n", 4);
513
514	if (!(who = msn_ns_parse_header_address(md, parts[0], "From"))) {
515	goto cleanup;
516	}
517
518	if (strcmp(who, md->ic->acc->user) == 0) {
519	selfmessage = TRUE;
520	g_free(who);
521	if (!(who = msn_ns_parse_header_address(md, parts[0], "To"))) {
522	goto cleanup;
523	}
524	}
525
526	if ((strcmp(cmd[0], "SDG") == 0) && (action = get_rfc822_header(parts[2], "Message-Type", 0))) {
527	msn_ns_sdg(md, who, parts, action, selfmessage);
528
529	} else if ((strcmp(cmd[0], "NFY") == 0) && (action = get_rfc822_header(parts[2], "Uri", 0))) {
530	gboolean is_put = (strcmp(cmd[1], "PUT") == 0);
531	msn_ns_nfy(md, who, parts, action, is_put);
532	}
533
534	cleanup:
535	g_strfreev(parts);
536	g_free(action);
537	g_free(who);
538	}
539
540	static void msn_ns_sdg(struct msn_data md, char who, char *parts, char action, gboolean selfmessage)
541	{
542	struct im_connection *ic = md->ic;
543
544	if (strcmp(action, "Control/Typing") == 0 && !selfmessage) {
545	imcb_buddy_typing(ic, who, OPT_TYPING);
546	} else if (strcmp(action, "Text") == 0) {
547	imcb_buddy_msg(ic, who, parts[3], selfmessage ? OPT_SELFMESSAGE : 0, 0);
548	}
549	}
550
551	static void msn_ns_nfy(struct msn_data md, char who, char *parts, char action, gboolean is_put)
552	{
553	struct im_connection *ic = md->ic;
554	struct xt_node *body = NULL;
555	struct xt_node *s = NULL;
556	const char *state = NULL;
557	char *nick = NULL;
558	char *psm = NULL;
559	int flags = OPT_LOGGED_IN;
560
561	if (strcmp(action, "/user") != 0) {
562	return;
563	}
564
565	if (!(body = xt_from_string(parts[3], 0))) {
566	goto cleanup;
567	}
568
569	s = body->children;
570	while ((s = xt_find_node(s, "s"))) {
571	struct xt_node *s2;
572	char n = xt_find_attr(s, "n"); / service name: IM, PE, etc */
573
574	if (strcmp(n, "IM") == 0) {
575	/* IM has basic presence information */
576	if (!is_put) {
577	/* NFY DEL with a <s> usually means log out from the last endpoint */
578	flags &= ~OPT_LOGGED_IN;
579	break;
580	}
581
582	s2 = xt_find_node(s->children, "Status");
583	if (s2 && s2->text_len) {
584	const struct msn_away_state *msn_state = msn_away_state_by_code(s2->text);
585	state = msn_state->name;
586	if (msn_state != msn_away_state_list) {
587	flags \|= OPT_AWAY;
588	}
589	}
590	} else if (strcmp(n, "PE") == 0) {
591	if ((s2 = xt_find_node(s->children, "PSM")) && s2->text_len) {
592	psm = s2->text;
593	}
594	if ((s2 = xt_find_node(s->children, "FriendlyName")) && s2->text_len) {
595	nick = s2->text;
596	}
597	}
598	s = s->next;
599	}
600
601	imcb_buddy_status(ic, who, flags, state, psm);
602
603	if (nick) {
604	imcb_rename_buddy(ic, who, nick);
605	}
606
607	cleanup:
608	xt_free_node(body);
609	}
610
611	void msn_auth_got_passport_token(struct im_connection ic, const char token, const char *error)
612	{
613	struct msn_data *md;
614
615	/* Dead connection? */
616	if (g_slist_find(msn_connections, ic) == NULL) {
617	return;
618	}
619
620	md = ic->proto_data;
621
622	if (token) {
623	msn_ns_write(ic, -1, "USR %d SSO S %s %s {%s}\r\n", ++md->trId, md->tokens[0], token, md->uuid);
624	} else {
625	imcb_error(ic, "Error during Passport authentication: %s", error);
626
627	/* don't reconnect with auth errors */
628	if (error && g_str_has_prefix(error, "wsse:FailedAuthentication")) {
629	imc_logout(ic, FALSE);
630	} else {
631	imc_logout(ic, TRUE);
632	}
633	}
634	}
635
636	void msn_auth_got_contact_list(struct im_connection *ic)
637	{
638	/* Dead connection? */
639	if (g_slist_find(msn_connections, ic) == NULL) {
640	return;
641	}
642
643	msn_ns_send_adl_start(ic);
644	msn_ns_finish_login(ic);
645	}
646
647	static gboolean msn_ns_send_adl_1(gpointer key, gpointer value, gpointer data)
648	{
649	struct xt_node adl = data, d, c, s;
650	struct bee_user *bu = value;
651	struct msn_buddy_data *bd = bu->data;
652	struct msn_data *md = bu->ic->proto_data;
653	char handle[strlen(bu->handle) + 1];
654	char *domain;
655	char l[4];
656
657	if ((bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL)) == 0 \|\| (bd->flags & MSN_BUDDY_ADL_SYNCED)) {
658	return FALSE;
659	}
660
661	strcpy(handle, bu->handle);
662	if ((domain = strchr(handle, '@')) == NULL) { /* WTF */
663	return FALSE;
664	}
665	*domain = '\0';
666	domain++;
667
668	if ((d = adl->children) == NULL \|\|
669	g_strcasecmp(xt_find_attr(d, "n"), domain) != 0) {
670	d = xt_new_node("d", NULL, NULL);
671	xt_add_attr(d, "n", domain);
672	xt_insert_child(adl, d);
673	}
674
675	g_snprintf(l, sizeof(l), "%d", bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL));
676	c = xt_new_node("c", NULL, NULL);
677	xt_add_attr(c, "n", handle);
678	xt_add_attr(c, "t", "1"); /* FIXME: Network type, i.e. 32 for Y!MSG */
679	s = xt_new_node("s", NULL, NULL);
680	xt_add_attr(s, "n", "IM");
681	xt_add_attr(s, "l", l);
682	xt_insert_child(c, s);
683	xt_insert_child(d, c);
684
685	/* Do this in batches of 100. */
686	bd->flags \|= MSN_BUDDY_ADL_SYNCED;
687	return (--md->adl_todo % 140) == 0;
688	}
689
690	static void msn_ns_send_adl(struct im_connection *ic)
691	{
692	struct xt_node *adl;
693	struct msn_data *md = ic->proto_data;
694	char *adls;
695
696	adl = xt_new_node("ml", NULL, NULL);
697	xt_add_attr(adl, "l", "1");
698	g_tree_foreach(md->domaintree, msn_ns_send_adl_1, adl);
699	if (adl->children == NULL) {
700	/* This tells the caller that we're done now. */
701	md->adl_todo = -1;
702	xt_free_node(adl);
703	return;
704	}
705
706	adls = xt_to_string(adl);
707	xt_free_node(adl);
708	msn_ns_write(ic, -1, "ADL %d %zd\r\n%s", ++md->trId, strlen(adls), adls);
709	g_free(adls);
710	}
711
712	static void msn_ns_send_adl_start(struct im_connection *ic)
713	{
714	struct msn_data *md;
715	GSList *l;
716
717	/* Dead connection? */
718	if (g_slist_find(msn_connections, ic) == NULL) {
719	return;
720	}
721
722	md = ic->proto_data;
723	md->adl_todo = 0;
724	for (l = ic->bee->users; l; l = l->next) {
725	bee_user_t *bu = l->data;
726	struct msn_buddy_data *bd = bu->data;
727
728	if (bu->ic != ic \|\| (bd->flags & (MSN_BUDDY_FL \| MSN_BUDDY_AL)) == 0) {
729	continue;
730	}
731
732	bd->flags &= ~MSN_BUDDY_ADL_SYNCED;
733	md->adl_todo++;
734	}
735
736	msn_ns_send_adl(ic);
737	}
738
739	int msn_ns_finish_login(struct im_connection *ic)
740	{
741	struct msn_data *md = ic->proto_data;
742
743	if (ic->flags & OPT_LOGGED_IN) {
744	return 1;
745	}
746
747	if (md->adl_todo < 0) {
748	md->flags \|= MSN_DONE_ADL;
749	}
750
751	if ((md->flags & MSN_DONE_ADL) && (md->flags & MSN_GOT_PROFILE)) {
752	imcb_connected(ic);
753	}
754
755	return 1;
756	}
757
758	static int msn_ns_send_sdg(struct im_connection ic, bee_user_t bu, const char message_type, const char text)
759	{
760	struct msn_data *md = ic->proto_data;
761	int retval = 0;
762	char *buf;
763
764	buf = g_strdup_printf(MSN_MESSAGE_HEADERS, bu->handle, ic->acc->user, md->uuid, message_type, strlen(text), text);
765	retval = msn_ns_write(ic, -1, "SDG %d %zd\r\n%s", ++md->trId, strlen(buf), buf);
766	g_free(buf);
767	return retval;
768	}
769
770	int msn_ns_send_typing(struct im_connection ic, bee_user_t bu)
771	{
772	return msn_ns_send_sdg(ic, bu, "Control/Typing", "");
773	}
774
775	int msn_ns_send_message(struct im_connection ic, bee_user_t bu, const char *text)
776	{
777	return msn_ns_send_sdg(ic, bu, "Text", text);
778	}
779

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