Context Navigation

source: protocols/msn/ns.c @ cfeadc3

Last change on this file since cfeadc3 was d550358, checked in by dequis <dx@…>, at 2015-04-10T17:10:40Z
msn: remove unsupported commands, OIMs and dead code
Property mode set to `100644`
File size: 16.1 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
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->fd;
55	}
56
57	if (getenv("BITLBEE_DEBUG")) {
58	fprintf(stderr, "\x1b[91m>>>[NS%d] %s\n\x1b[97m", fd, out);
59	}
60
61	len = strlen(out);
62	st = write(fd, out, len);
63	g_free(out);
64	if (st != len) {
65	imcb_error(ic, "Short write() to main server");
66	imc_logout(ic, TRUE);
67	return 0;
68	}
69
70	return 1;
71	}
72
73	gboolean msn_ns_connect(struct im_connection ic, const char host, int port)
74	{
75	struct msn_data *handler = ic->proto_data;
76
77	if (handler->fd >= 0) {
78	closesocket(handler->fd);
79	}
80
81	handler->fd = proxy_connect(host, port, msn_ns_connected, handler);
82	if (handler->fd < 0) {
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_data *md = data;
94	struct msn_data *handler = md;
95	struct im_connection *ic = md->ic;
96
97	if (source == -1) {
98	imcb_error(ic, "Could not connect to server");
99	imc_logout(ic, TRUE);
100	return FALSE;
101	}
102
103	g_free(handler->rxq);
104	handler->rxlen = 0;
105	handler->rxq = g_new0(char, 1);
106
107	if (md->uuid == NULL) {
108	struct utsname name;
109	sha1_state_t sha[1];
110
111	/* UUID == SHA1("BitlBee" + my hostname + MSN username) */
112	sha1_init(sha);
113	sha1_append(sha, (void *) "BitlBee", 7);
114	if (uname(&name) == 0) {
115	sha1_append(sha, (void *) name.nodename, strlen(name.nodename));
116	}
117	sha1_append(sha, (void *) ic->acc->user, strlen(ic->acc->user));
118	md->uuid = sha1_random_uuid(sha);
119	memcpy(md->uuid, "b171be3e", 8); /* :-P */
120	}
121
122	if (msn_ns_write(ic, source, "VER %d %s CVR0\r\n", ++md->trId, MSNP_VER)) {
123	handler->inpa = b_input_add(handler->fd, B_EV_IO_READ, msn_ns_callback, handler);
124	imcb_log(ic, "Connected to server, waiting for reply");
125	}
126
127	return FALSE;
128	}
129
130	void msn_ns_close(struct msn_data *handler)
131	{
132	if (handler->fd >= 0) {
133	closesocket(handler->fd);
134	b_event_remove(handler->inpa);
135	}
136
137	handler->fd = handler->inpa = -1;
138	g_free(handler->rxq);
139	g_free(handler->cmd_text);
140
141	handler->rxlen = 0;
142	handler->rxq = NULL;
143	handler->cmd_text = NULL;
144	}
145
146	static gboolean msn_ns_callback(gpointer data, gint source, b_input_condition cond)
147	{
148	struct msn_data *handler = data;
149	struct im_connection *ic = handler->ic;
150
151	if (msn_handler(handler) == -1) { /* Don't do this on ret == 0, it's already done then. */
152	imcb_error(ic, "Error while reading from server");
153	imc_logout(ic, TRUE);
154
155	return FALSE;
156	} else {
157	return TRUE;
158	}
159	}
160
161	int msn_ns_command(struct msn_data handler, char *cmd, int num_parts)
162	{
163	struct im_connection *ic = handler->ic;
164	struct msn_data *md = handler;
165
166	if (num_parts == 0) {
167	/* Hrrm... Empty command...? Ignore? */
168	return(1);
169	}
170
171	if (strcmp(cmd[0], "VER") == 0) {
172	if (cmd[2] && strncmp(cmd[2], MSNP_VER, 5) != 0) {
173	imcb_error(ic, "Unsupported protocol");
174	imc_logout(ic, FALSE);
175	return(0);
176	}
177
178	return(msn_ns_write(ic, handler->fd, "CVR %d 0x0409 mac 10.2.0 ppc macmsgs 3.5.1 macmsgs %s VmVyc2lvbjogMQ0KWGZyQ291bnQ6IDINClhmclNlbnRVVENUaW1lOiA2MzU2MTQ3OTU5NzgzOTAwMDANCklzR2VvWGZyOiB0cnVlDQo=\r\n",
179	++md->trId, ic->acc->user));
180	} else if (strcmp(cmd[0], "CVR") == 0) {
181	/* We don't give a damn about the information we just received */
182	return msn_ns_write(ic, handler->fd, "USR %d SSO I %s\r\n", ++md->trId, ic->acc->user);
183	} else if (strcmp(cmd[0], "XFR") == 0) {
184	char *server;
185	int port;
186
187	if (num_parts >= 6 && strcmp(cmd[2], "NS") == 0) {
188	b_event_remove(handler->inpa);
189	handler->inpa = -1;
190
191	server = strchr(cmd[3], ':');
192	if (!server) {
193	imcb_error(ic, "Syntax error");
194	imc_logout(ic, TRUE);
195	return(0);
196	}
197	*server = 0;
198	port = atoi(server + 1);
199	server = cmd[3];
200
201	imcb_log(ic, "Transferring to other server");
202	return msn_ns_connect(ic, server, port);
203	} else {
204	imcb_error(ic, "Syntax error");
205	imc_logout(ic, TRUE);
206	return(0);
207	}
208	} else if (strcmp(cmd[0], "USR") == 0) {
209	if (num_parts >= 6 && strcmp(cmd[2], "SSO") == 0 &&
210	strcmp(cmd[3], "S") == 0) {
211	g_free(md->pp_policy);
212	md->pp_policy = g_strdup(cmd[4]);
213	msn_soap_passport_sso_request(ic, cmd[5]);
214	} else if (strcmp(cmd[2], "OK") == 0) {
215	/* If the number after the handle is 0, the e-mail
216	address is unverified, which means we can't change
217	the display name. */
218	if (cmd[4][0] == '0') {
219	md->flags \|= MSN_EMAIL_UNVERIFIED;
220	}
221
222	imcb_log(ic, "Authenticated, getting buddy list");
223	msn_soap_memlist_request(ic);
224	} else {
225	imcb_error(ic, "Unknown authentication type");
226	imc_logout(ic, FALSE);
227	return(0);
228	}
229	} else if (strcmp(cmd[0], "MSG") == 0) {
230	if (num_parts < 4) {
231	imcb_error(ic, "Syntax error");
232	imc_logout(ic, TRUE);
233	return(0);
234	}
235
236	handler->msglen = atoi(cmd[3]);
237
238	if (handler->msglen <= 0) {
239	imcb_error(ic, "Syntax error");
240	imc_logout(ic, TRUE);
241	return(0);
242	}
243	} else if (strcmp(cmd[0], "ADL") == 0) {
244	if (num_parts >= 3 && strcmp(cmd[2], "OK") == 0) {
245	msn_ns_send_adl(ic);
246	return msn_ns_finish_login(ic);
247	} else if (num_parts >= 3) {
248	handler->msglen = atoi(cmd[2]);
249	}
250	} else if (strcmp(cmd[0], "CHL") == 0) {
251	char *resp;
252	int st;
253
254	if (num_parts < 3) {
255	imcb_error(ic, "Syntax error");
256	imc_logout(ic, TRUE);
257	return(0);
258	}
259
260	resp = msn_p11_challenge(cmd[2]);
261
262	st = msn_ns_write(ic, -1, "QRY %d %s %zd\r\n%s",
263	++md->trId, MSNP11_PROD_ID,
264	strlen(resp), resp);
265	g_free(resp);
266	return st;
267	} else if (strcmp(cmd[0], "OUT") == 0) {
268	int allow_reconnect = TRUE;
269
270	if (cmd[1] && strcmp(cmd[1], "OTH") == 0) {
271	imcb_error(ic, "Someone else logged in with your account");
272	allow_reconnect = FALSE;
273	} else if (cmd[1] && strcmp(cmd[1], "SSD") == 0) {
274	imcb_error(ic, "Terminating session because of server shutdown");
275	} else {
276	imcb_error(ic, "Session terminated by remote server (%s)",
277	cmd[1] ? cmd[1] : "reason unknown)");
278	}
279
280	imc_logout(ic, allow_reconnect);
281	return(0);
282	} else if (strcmp(cmd[0], "GCF") == 0) {
283	/* Coming up is cmd[2] bytes of stuff we're supposed to
284	censore. Meh. */
285	handler->msglen = atoi(cmd[2]);
286	} else if ((strcmp(cmd[0], "NFY") == 0) \|\| (strcmp(cmd[0], "SDG") == 0)) {
287	if (num_parts >= 3) {
288	handler->msglen = atoi(cmd[2]);
289	}
290	} else if (strcmp(cmd[0], "QNG") == 0) {
291	ic->flags \|= OPT_PONGED;
292	} else if (g_ascii_isdigit(cmd[0][0])) {
293	int num = atoi(cmd[0]);
294	const struct msn_status_code *err = msn_status_by_number(num);
295
296	imcb_error(ic, "Error reported by MSN server: %s", err->text);
297
298	if (err->flags & STATUS_FATAL) {
299	imc_logout(ic, TRUE);
300	return(0);
301	}
302
303	/* Oh yes, errors can have payloads too now. Discard them for now. */
304	if (num_parts >= 3) {
305	handler->msglen = atoi(cmd[2]);
306	}
307	} else {
308	imcb_error(ic, "Received unknown command from main server: %s", cmd[0]);
309	}
310
311	return(1);
312	}
313
314	int msn_ns_message(struct msn_data handler, char msg, int msglen, char **cmd, int num_parts)
315	{
316	struct im_connection *ic = handler->ic;
317	char *body;
318	int blen = 0;
319
320	if (!num_parts) {
321	return(1);
322	}
323
324	if ((body = strstr(msg, "\r\n\r\n"))) {
325	body += 4;
326	blen = msglen - (body - msg);
327	}
328
329	if (strcmp(cmd[0], "MSG") == 0) {
330	if (g_strcasecmp(cmd[1], "Hotmail") == 0) {
331	char *ct = get_rfc822_header(msg, "Content-Type:", msglen);
332
333	if (!ct) {
334	return(1);
335	}
336
337	if (g_strncasecmp(ct, "application/x-msmsgssystemmessage", 33) == 0) {
338	char *mtype;
339	char *arg1;
340
341	if (!body) {
342	return(1);
343	}
344
345	mtype = get_rfc822_header(body, "Type:", blen);
346	arg1 = get_rfc822_header(body, "Arg1:", blen);
347
348	if (mtype && strcmp(mtype, "1") == 0) {
349	if (arg1) {
350	imcb_log(ic, "The server is going down for maintenance in %s minutes.",
351	arg1);
352	}
353	}
354
355	g_free(arg1);
356	g_free(mtype);
357	} else if (g_strncasecmp(ct, "text/x-msmsgsprofile", 20) == 0) {
358	/* We don't care about this profile for now... */
359	} else if (g_strncasecmp(ct, "text/x-msmsgsinitialemailnotification", 37) == 0) {
360	if (set_getbool(&ic->acc->set, "mail_notifications")) {
361	char *inbox = get_rfc822_header(body, "Inbox-Unread:", blen);
362	char *folders = get_rfc822_header(body, "Folders-Unread:", blen);
363
364	if (inbox && folders) {
365	imcb_log(ic,
366	"INBOX contains %s new messages, plus %s messages in other folders.", inbox,
367	folders);
368	}
369
370	g_free(inbox);
371	g_free(folders);
372	}
373	} else if (g_strncasecmp(ct, "text/x-msmsgsemailnotification", 30) == 0) {
374	if (set_getbool(&ic->acc->set, "mail_notifications")) {
375	char *from = get_rfc822_header(body, "From-Addr:", blen);
376	char *fromname = get_rfc822_header(body, "From:", blen);
377
378	if (from && fromname) {
379	imcb_log(ic, "Received an e-mail message from %s <%s>.", fromname,
380	from);
381	}
382
383	g_free(from);
384	g_free(fromname);
385	}
386	} else if (g_strncasecmp(ct, "text/x-msmsgsactivemailnotification", 35) == 0) {
387	/* Notification that a message has been read... Ignore it */
388	} else {
389	debug("Can't handle %s packet from notification server", ct);
390	}
391
392	g_free(ct);
393	}
394	} else if (strcmp(cmd[0], "ADL") == 0) {
395	struct xt_node adl, d, *c;
396
397	if (!(adl = xt_from_string(msg, msglen))) {
398	return 1;
399	}
400
401	for (d = adl->children; d; d = d->next) {
402	char *dn;
403	if (strcmp(d->name, "d") != 0 \|\|
404	(dn = xt_find_attr(d, "n")) == NULL) {
405	continue;
406	}
407	for (c = d->children; c; c = c->next) {
408	bee_user_t *bu;
409	struct msn_buddy_data *bd;
410	char cn, handle, f, l;
411	int flags;
412
413	if (strcmp(c->name, "c") != 0 \|\|
414	(l = xt_find_attr(c, "l")) == NULL \|\|
415	(cn = xt_find_attr(c, "n")) == NULL) {
416	continue;
417	}
418
419	/* FIXME: Use "t" here, guess I should just add it
420	as a prefix like elsewhere in the protocol. */
421	handle = g_strdup_printf("%s@%s", cn, dn);
422	if (!((bu = bee_user_by_handle(ic->bee, ic, handle)) \|\|
423	(bu = bee_user_new(ic->bee, ic, handle, 0)))) {
424	g_free(handle);
425	continue;
426	}
427	g_free(handle);
428	bd = bu->data;
429
430	if ((f = xt_find_attr(c, "f"))) {
431	http_decode(f);
432	imcb_rename_buddy(ic, bu->handle, f);
433	}
434
435	flags = atoi(l) & 15;
436	if (bd->flags != flags) {
437	bd->flags = flags;
438	msn_buddy_ask(bu);
439	}
440	}
441	}
442	} else if (strcmp(cmd[0], "SDG") == 0) {
443	char **parts = g_strsplit(msg, "\r\n\r\n", 4);
444	char *from = NULL;
445	char *mt = NULL;
446	char *who = NULL;
447	char *s = NULL;
448
449	if ((from = get_rfc822_header(parts[0], "From", 0)) &&
450	(mt = get_rfc822_header(parts[2], "Message-Type", 0)) &&
451	(s = strchr(from, ';'))) {
452
453	who = g_strndup(from + 2, s - from - 2);
454
455	if (strcmp(mt, "Control/Typing") == 0) {
456	imcb_buddy_typing(ic, who, OPT_TYPING);
457	} else if (strcmp(mt, "Text") == 0) {
458	imcb_buddy_msg(ic, who, parts[3], 0, 0);
459	}
460	}
461	g_free(from);
462	g_free(mt);
463	g_free(who);
464	return 1;
465	}
466
467	return 1;
468	}
469
470	void msn_auth_got_passport_token(struct im_connection ic, const char token, const char *error)
471	{
472	struct msn_data *md;
473
474	/* Dead connection? */
475	if (g_slist_find(msn_connections, ic) == NULL) {
476	return;
477	}
478
479	md = ic->proto_data;
480
481	if (token) {
482	msn_ns_write(ic, -1, "USR %d SSO S %s %s {%s}\r\n", ++md->trId, md->tokens[0], token, md->uuid);
483	} else {
484	imcb_error(ic, "Error during Passport authentication: %s", error);
485	imc_logout(ic, TRUE);
486	}
487	}
488
489	void msn_auth_got_contact_list(struct im_connection *ic)
490	{
491	/* Dead connection? */
492	if (g_slist_find(msn_connections, ic) == NULL) {
493	return;
494	}
495
496	msn_ns_send_adl_start(ic);
497	msn_ns_finish_login(ic);
498	}
499
500	static gboolean msn_ns_send_adl_1(gpointer key, gpointer value, gpointer data)
501	{
502	struct xt_node adl = data, d, c, s;
503	struct bee_user *bu = value;
504	struct msn_buddy_data *bd = bu->data;
505	struct msn_data *md = bu->ic->proto_data;
506	char handle[strlen(bu->handle) + 1];
507	char *domain;
508	char l[4];
509
510	if ((bd->flags & 7) == 0 \|\| (bd->flags & MSN_BUDDY_ADL_SYNCED)) {
511	return FALSE;
512	}
513
514	strcpy(handle, bu->handle);
515	if ((domain = strchr(handle, '@')) == NULL) { /* WTF */
516	return FALSE;
517	}
518	*domain = '\0';
519	domain++;
520
521	if ((d = adl->children) == NULL \|\|
522	g_strcasecmp(xt_find_attr(d, "n"), domain) != 0) {
523	d = xt_new_node("d", NULL, NULL);
524	xt_add_attr(d, "n", domain);
525	xt_insert_child(adl, d);
526	}
527
528	g_snprintf(l, sizeof(l), "%d", bd->flags & 7);
529	c = xt_new_node("c", NULL, NULL);
530	xt_add_attr(c, "n", handle);
531	xt_add_attr(c, "t", "1"); /* FIXME: Network type, i.e. 32 for Y!MSG */
532	s = xt_new_node("s", NULL, NULL);
533	xt_add_attr(s, "n", "IM");
534	xt_add_attr(s, "l", l);
535	xt_insert_child(c, s);
536	xt_insert_child(d, c);
537
538	/* Do this in batches of 100. */
539	bd->flags \|= MSN_BUDDY_ADL_SYNCED;
540	return (--md->adl_todo % 140) == 0;
541	}
542
543	static void msn_ns_send_adl(struct im_connection *ic)
544	{
545	struct xt_node *adl;
546	struct msn_data *md = ic->proto_data;
547	char *adls;
548
549	adl = xt_new_node("ml", NULL, NULL);
550	xt_add_attr(adl, "l", "1");
551	g_tree_foreach(md->domaintree, msn_ns_send_adl_1, adl);
552	if (adl->children == NULL) {
553	/* This tells the caller that we're done now. */
554	md->adl_todo = -1;
555	xt_free_node(adl);
556	return;
557	}
558
559	adls = xt_to_string(adl);
560	xt_free_node(adl);
561	msn_ns_write(ic, -1, "ADL %d %zd\r\n%s", ++md->trId, strlen(adls), adls);
562	g_free(adls);
563	}
564
565	static void msn_ns_send_adl_start(struct im_connection *ic)
566	{
567	struct msn_data *md;
568	GSList *l;
569
570	/* Dead connection? */
571	if (g_slist_find(msn_connections, ic) == NULL) {
572	return;
573	}
574
575	md = ic->proto_data;
576	md->adl_todo = 0;
577	for (l = ic->bee->users; l; l = l->next) {
578	bee_user_t *bu = l->data;
579	struct msn_buddy_data *bd = bu->data;
580
581	if (bu->ic != ic \|\| (bd->flags & 7) == 0) {
582	continue;
583	}
584
585	bd->flags &= ~MSN_BUDDY_ADL_SYNCED;
586	md->adl_todo++;
587	}
588
589	msn_ns_send_adl(ic);
590	}
591
592	int msn_ns_finish_login(struct im_connection *ic)
593	{
594	struct msn_data *md = ic->proto_data;
595
596	if (ic->flags & OPT_LOGGED_IN) {
597	return 1;
598	}
599
600	if (md->adl_todo < 0) {
601	md->flags \|= MSN_DONE_ADL;
602	}
603
604	if ((md->flags & MSN_DONE_ADL) && (md->flags & MSN_GOT_PROFILE)) {
605	imcb_connected(ic);
606	}
607
608	return 1;
609	}
610
611	// TODO: typing notifications, nudges lol, etc
612	int msn_ns_sendmessage(struct im_connection ic, bee_user_t bu, const char *text)
613	{
614	struct msn_data *md = ic->proto_data;
615	int retval = 0;
616	char *buf;
617
618	if (strncmp(text, "\r\r\r", 3) == 0) {
619	/* Err. Shouldn't happen but I guess it can. Don't send others
620	any of the "SHAKE THAT THING" messages. :-D */
621	return 1;
622	}
623
624	buf = g_strdup_printf(MSN_MESSAGE_HEADERS, bu->handle, ic->acc->user, md->uuid, strlen(text), text);
625	retval = msn_ns_write(ic, -1, "SDG %d %zd\r\n%s", ++md->trId, strlen(buf), buf);
626	g_free(buf);
627	return retval;
628	}

Note: See TracBrowser for help on using the repository browser.

Download in other formats: