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source: protocols/yahoo/libyahoo2.c @ 1fa5109

Last change on this file since 1fa5109 was 25c4c78, checked in by dequis <dx@…>, at 2015-01-16T19:50:24Z

Fix compiler warnings on Cygwin and Mac OS X.

Don't use PIE/PIC on Cygwin/Darwin unless specified as these platforms don't support it.
Cleanup warnings for 'make check' build.
Fix the type issue for getsockopt calls.
Fix enum warnings in Yahoo libs on Mac OS X.

Property mode set to 100644

File size: 125.5 KB

Line
1	/*
2	* libyahoo2: libyahoo2.c
3	*
4	* Some code copyright (C) 2002-2004, Philip S Tellis <philip.tellis AT gmx.net>
5	* YMSG16 code copyright (C) 2009,
6	* Siddhesh Poyarekar <siddhesh dot poyarekar at gmail dot com>
7	*
8	* Yahoo Search copyright (C) 2003, Konstantin Klyagin <konst AT konst.org.ua>
9	*
10	* Much of this code was taken and adapted from the yahoo module for
11	* gaim released under the GNU GPL. This code is also released under the
12	* GNU GPL.
13	*
14	* This code is derivitive of Gaim <http://gaim.sourceforge.net>
15	* copyright (C) 1998-1999, Mark Spencer <markster@marko.net>
16	* 1998-1999, Adam Fritzler <afritz@marko.net>
17	* 1998-2002, Rob Flynn <rob@marko.net>
18	* 2000-2002, Eric Warmenhoven <eric@warmenhoven.org>
19	* 2001-2002, Brian Macke <macke@strangelove.net>
20	* 2001, Anand Biligiri S <abiligiri@users.sf.net>
21	* 2001, Valdis Kletnieks
22	* 2002, Sean Egan <bj91704@binghamton.edu>
23	* 2002, Toby Gray <toby.gray@ntlworld.com>
24	*
25	* This library also uses code from other libraries, namely:
26	* Portions from libfaim copyright 1998, 1999 Adam Fritzler
27	* <afritz@auk.cx>
28	* Portions of Sylpheed copyright 2000-2002 Hiroyuki Yamamoto
29	* <hiro-y@kcn.ne.jp>
30	*
31	* YMSG16 authentication code based mostly on write-up at:
32	* http://www.carbonize.co.uk/ymsg16.html
33	*
34	* This program is free software; you can redistribute it and/or modify
35	* it under the terms of the GNU General Public License as published by
36	* the Free Software Foundation; either version 2 of the License, or
37	* (at your option) any later version.
38	*
39	* This program is distributed in the hope that it will be useful,
40	* but WITHOUT ANY WARRANTY; without even the implied warranty of
41	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
42	* GNU General Public License for more details.
43	*
44	* You should have received a copy of the GNU General Public License
45	* along with this program; if not, write to the Free Software
46	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
47	*
48	*/
49
50	#include <unistd.h>
51	#include <errno.h>
52	#include <stdio.h>
53	#include <stdarg.h>
54
55	#if STDC_HEADERS
56	# include <string.h>
57	#else
58	# if !HAVE_STRCHR
59	# define strchr index
60	# define strrchr rindex
61	# endif
62	char strchr (), strrchr ();
63	# if !HAVE_MEMCPY
64	# define memcpy(d, s, n) bcopy ((s), (d), (n))
65	# define memmove(d, s, n) bcopy ((s), (d), (n))
66	# endif
67	#endif
68
69	#include <sys/types.h>
70
71	#ifdef __MINGW32__
72	# include <winsock2.h>
73	#endif
74
75	#include <stdlib.h>
76	#include <ctype.h>
77
78	#include "sha1.h"
79	#include "md5.h"
80	#include "yahoo2.h"
81	#include "yahoo_httplib.h"
82	#include "yahoo_util.h"
83
84	#include "yahoo2_callbacks.h"
85	#include "yahoo_debug.h"
86	#if defined(__MINGW32__) && !defined(HAVE_GLIB)
87	#define snprintf _snprintf
88	#define vsnprintf _vsnprintf
89	#endif
90
91	#include "base64.h"
92	#include "http_client.h"
93
94	#ifdef USE_STRUCT_CALLBACKS
95	struct yahoo_callbacks *yc = NULL;
96
97	void yahoo_register_callbacks(struct yahoo_callbacks *tyc)
98	{
99	yc = tyc;
100	}
101
102	#define YAHOO_CALLBACK(x) yc->x
103	#else
104	#define YAHOO_CALLBACK(x) x
105	#endif
106
107	static int yahoo_send_data(void fd, void data, int len);
108	static void _yahoo_http_connected(int id, void fd, int error, void data);
109	static void yahoo_connected(void fd, int error, void data);
110
111	int yahoo_log_message(char *fmt, ...)
112	{
113	char out[1024];
114	va_list ap;
115	va_start(ap, fmt);
116	vsnprintf(out, sizeof(out), fmt, ap);
117	va_end(ap);
118	return YAHOO_CALLBACK(ext_yahoo_log) ("%s", out);
119	}
120
121	static enum yahoo_log_level log_level = YAHOO_LOG_NONE;
122
123	enum yahoo_log_level yahoo_get_log_level()
124	{
125	return log_level;
126	}
127
128	int yahoo_set_log_level(enum yahoo_log_level level)
129	{
130	enum yahoo_log_level l = log_level;
131	log_level = level;
132	return l;
133	}
134
135	/* default values for servers */
136	static char *default_pager_hosts[] = { "scs.msg.yahoo.com",
137	"scsa.msg.yahoo.com",
138	"scsb.msg.yahoo.com",
139	"scsc.msg.yahoo.com",
140	NULL};
141
142	static int pager_port = 5050;
143	static int fallback_ports[] = { 23, 25, 80, 20, 119, 8001, 8002, 5050, 0 };
144
145	static char filetransfer_host[] = "filetransfer.msg.yahoo.com";
146	static int filetransfer_port = 80;
147	static char webcam_host[] = "webcam.yahoo.com";
148	static int webcam_port = 5100;
149	static char webcam_description[] = "";
150	static char local_host[] = "";
151	static int conn_type = Y_WCM_DSL;
152
153	static char profile_url[] = "http://profiles.yahoo.com/";
154
155	struct connect_callback_data {
156	struct yahoo_data *yd;
157	int tag;
158	int i;
159	int server_i;
160	};
161
162	struct yahoo_pair {
163	int key;
164	char *value;
165	};
166
167	struct yahoo_packet {
168	unsigned short int service;
169	unsigned int status;
170	unsigned int id;
171	YList *hash;
172	};
173
174	struct yahoo_search_state {
175	int lsearch_type;
176	char *lsearch_text;
177	int lsearch_gender;
178	int lsearch_agerange;
179	int lsearch_photo;
180	int lsearch_yahoo_only;
181	int lsearch_nstart;
182	int lsearch_nfound;
183	int lsearch_ntotal;
184	};
185
186	struct data_queue {
187	unsigned char *queue;
188	int len;
189	};
190
191	struct yahoo_input_data {
192	struct yahoo_data *yd;
193	struct yahoo_webcam *wcm;
194	struct yahoo_webcam_data *wcd;
195	struct yahoo_search_state *ys;
196
197	void *fd;
198	enum yahoo_connection_type type;
199
200	unsigned char *rxqueue;
201	int rxlen;
202	int read_tag;
203
204	YList *txqueues;
205	int write_tag;
206	};
207
208	struct yahoo_server_settings {
209	char *pager_host;
210	int pager_port;
211	char *filetransfer_host;
212	int filetransfer_port;
213	char *webcam_host;
214	int webcam_port;
215	char *webcam_description;
216	char *local_host;
217	int conn_type;
218	char **pager_host_list;
219	};
220
221	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over);
222
223	static void yahoo_process_filetransfer(struct yahoo_input_data *yid,
224	struct yahoo_packet *pkt);
225	static void yahoo_process_filetransferinfo(struct yahoo_input_data *yid,
226	struct yahoo_packet *pkt);
227	static void yahoo_process_filetransferaccept(struct yahoo_input_data *yid,
228	struct yahoo_packet *pkt);
229
230	static void yahoo_https_auth(struct yahoo_input_data yid, const char seed, const char *sn);
231
232	static void *_yahoo_default_server_settings()
233	{
234	struct yahoo_server_settings *yss =
235	y_new0(struct yahoo_server_settings, 1);
236
237	/* Give preference to the default host list
238	* Make sure that only one of the two is set at any time
239	*/
240	yss->pager_host = NULL;
241	yss->pager_host_list = default_pager_hosts;
242
243	yss->pager_port = pager_port;
244	yss->filetransfer_host = strdup(filetransfer_host);
245	yss->filetransfer_port = filetransfer_port;
246	yss->webcam_host = strdup(webcam_host);
247	yss->webcam_port = webcam_port;
248	yss->webcam_description = strdup(webcam_description);
249	yss->local_host = strdup(local_host);
250	yss->conn_type = conn_type;
251
252	return yss;
253	}
254
255	static void *_yahoo_assign_server_settings(va_list ap)
256	{
257	struct yahoo_server_settings *yss = _yahoo_default_server_settings();
258	char *key;
259	char *svalue;
260	int nvalue;
261	char **pvalue;
262
263	while (1) {
264	key = va_arg(ap, char *);
265	if (key == NULL)
266	break;
267
268	if (!strcmp(key, "pager_host")) {
269	svalue = va_arg(ap, char *);
270	free(yss->pager_host);
271	yss->pager_host = strdup(svalue);
272	yss->pager_host_list = NULL;
273	} else if (!strcmp(key, "pager_host_list")) {
274	pvalue = va_arg(ap, char **);
275	yss->pager_host_list = pvalue;
276	free(yss->pager_host);
277	yss->pager_host = NULL;
278	} else if (!strcmp(key, "pager_port")) {
279	nvalue = va_arg(ap, int);
280	yss->pager_port = nvalue;
281	} else if (!strcmp(key, "filetransfer_host")) {
282	svalue = va_arg(ap, char *);
283	free(yss->filetransfer_host);
284	yss->filetransfer_host = strdup(svalue);
285	} else if (!strcmp(key, "filetransfer_port")) {
286	nvalue = va_arg(ap, int);
287	yss->filetransfer_port = nvalue;
288	} else if (!strcmp(key, "webcam_host")) {
289	svalue = va_arg(ap, char *);
290	free(yss->webcam_host);
291	yss->webcam_host = strdup(svalue);
292	} else if (!strcmp(key, "webcam_port")) {
293	nvalue = va_arg(ap, int);
294	yss->webcam_port = nvalue;
295	} else if (!strcmp(key, "webcam_description")) {
296	svalue = va_arg(ap, char *);
297	free(yss->webcam_description);
298	yss->webcam_description = strdup(svalue);
299	} else if (!strcmp(key, "local_host")) {
300	svalue = va_arg(ap, char *);
301	free(yss->local_host);
302	yss->local_host = strdup(svalue);
303	} else if (!strcmp(key, "conn_type")) {
304	nvalue = va_arg(ap, int);
305	yss->conn_type = nvalue;
306	} else {
307	WARNING(("Unknown key passed to yahoo_init, "
308	"perhaps you didn't terminate the list "
309	"with NULL"));
310	}
311	}
312
313	return yss;
314	}
315
316	static void yahoo_free_server_settings(struct yahoo_server_settings *yss)
317	{
318	if (!yss)
319	return;
320
321	free(yss->pager_host);
322	free(yss->filetransfer_host);
323	free(yss->webcam_host);
324	free(yss->webcam_description);
325	free(yss->local_host);
326
327	free(yss);
328	}
329
330	static YList *conns = NULL;
331	static YList *inputs = NULL;
332	static int last_id = 0;
333
334	static void add_to_list(struct yahoo_data *yd)
335	{
336	conns = y_list_prepend(conns, yd);
337	}
338
339	static struct yahoo_data *find_conn_by_id(int id)
340	{
341	YList *l;
342	for (l = conns; l; l = y_list_next(l)) {
343	struct yahoo_data *yd = l->data;
344	if (yd->client_id == id)
345	return yd;
346	}
347	return NULL;
348	}
349
350	static void del_from_list(struct yahoo_data *yd)
351	{
352	conns = y_list_remove(conns, yd);
353	}
354
355	/* call repeatedly to get the next one */
356	/*
357	static struct yahoo_input_data * find_input_by_id(int id)
358	{
359	YList *l;
360	for(l = inputs; l; l = y_list_next(l)) {
361	struct yahoo_input_data *yid = l->data;
362	if(yid->yd->client_id == id)
363	return yid;
364	}
365	return NULL;
366	}
367	*/
368
369	#if 0
370	static struct yahoo_input_data *find_input_by_id_and_webcam_user(int id,
371	const char *who)
372	{
373	YList *l;
374	LOG(("find_input_by_id_and_webcam_user"));
375	for (l = inputs; l; l = y_list_next(l)) {
376	struct yahoo_input_data *yid = l->data;
377	if (yid->type == YAHOO_CONNECTION_WEBCAM
378	&& yid->yd->client_id == id && yid->wcm && ((who
379	&& yid->wcm->user
380	&& !strcmp(who, yid->wcm->user))
381	\|\| !(yid->wcm->user && !who)))
382	return yid;
383	}
384	return NULL;
385	}
386	#endif
387
388	static struct yahoo_input_data *find_input_by_id_and_type(int id,
389	enum yahoo_connection_type type)
390	{
391	YList *l;
392	LOG(("find_input_by_id_and_type"));
393	for (l = inputs; l; l = y_list_next(l)) {
394	struct yahoo_input_data *yid = l->data;
395	if (yid->type == type && yid->yd->client_id == id)
396	return yid;
397	}
398	return NULL;
399	}
400
401	static struct yahoo_input_data find_input_by_id_and_fd(int id, void fd)
402	{
403	YList *l;
404	LOG(("find_input_by_id_and_fd"));
405	for (l = inputs; l; l = y_list_next(l)) {
406	struct yahoo_input_data *yid = l->data;
407	if (yid->fd == fd && yid->yd->client_id == id)
408	return yid;
409	}
410	return NULL;
411	}
412
413	static int count_inputs_with_id(int id)
414	{
415	int c = 0;
416	YList *l;
417	LOG(("counting %d", id));
418	for (l = inputs; l; l = y_list_next(l)) {
419	struct yahoo_input_data *yid = l->data;
420	if (yid->yd->client_id == id)
421	c++;
422	}
423	LOG(("%d", c));
424	return c;
425	}
426
427	/* Free a buddy list */
428	static void yahoo_free_buddies(YList *list)
429	{
430	YList *l;
431
432	for (l = list; l; l = l->next) {
433	struct yahoo_buddy *bud = l->data;
434	if (!bud)
435	continue;
436
437	FREE(bud->group);
438	FREE(bud->id);
439	FREE(bud->real_name);
440	if (bud->yab_entry) {
441	FREE(bud->yab_entry->fname);
442	FREE(bud->yab_entry->lname);
443	FREE(bud->yab_entry->nname);
444	FREE(bud->yab_entry->id);
445	FREE(bud->yab_entry->email);
446	FREE(bud->yab_entry->hphone);
447	FREE(bud->yab_entry->wphone);
448	FREE(bud->yab_entry->mphone);
449	FREE(bud->yab_entry);
450	}
451	FREE(bud);
452	l->data = bud = NULL;
453	}
454
455	y_list_free(list);
456	}
457
458	/* Free an identities list */
459	static void yahoo_free_identities(YList *list)
460	{
461	while (list) {
462	YList *n = list;
463	FREE(list->data);
464	list = y_list_remove_link(list, list);
465	y_list_free_1(n);
466	}
467	}
468
469	/* Free webcam data */
470	static void yahoo_free_webcam(struct yahoo_webcam *wcm)
471	{
472	if (wcm) {
473	FREE(wcm->user);
474	FREE(wcm->server);
475	FREE(wcm->key);
476	FREE(wcm->description);
477	FREE(wcm->my_ip);
478	}
479	FREE(wcm);
480	}
481
482	static void yahoo_free_data(struct yahoo_data *yd)
483	{
484	FREE(yd->user);
485	FREE(yd->password);
486	FREE(yd->cookie_y);
487	FREE(yd->cookie_t);
488	FREE(yd->cookie_b);
489	FREE(yd->cookie_c);
490	FREE(yd->login_cookie);
491	FREE(yd->login_id);
492
493	yahoo_free_buddies(yd->buddies);
494	yahoo_free_buddies(yd->ignore);
495	yahoo_free_identities(yd->identities);
496
497	yahoo_free_server_settings(yd->server_settings);
498
499	FREE(yd);
500	}
501
502	#define YAHOO_PACKET_HDRLEN (4 + 2 + 2 + 2 + 2 + 4 + 4)
503
504	static struct yahoo_packet *yahoo_packet_new(enum yahoo_service service,
505	enum ypacket_status status, int id)
506	{
507	struct yahoo_packet *pkt = y_new0(struct yahoo_packet, 1);
508
509	pkt->service = service;
510	pkt->status = status;
511	pkt->id = id;
512
513	return pkt;
514	}
515
516	static void yahoo_packet_hash(struct yahoo_packet *pkt, int key,
517	const char *value)
518	{
519	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
520	pair->key = key;
521	pair->value = strdup(value);
522	pkt->hash = y_list_append(pkt->hash, pair);
523	}
524
525	static int yahoo_packet_length(struct yahoo_packet *pkt)
526	{
527	YList *l;
528
529	int len = 0;
530
531	for (l = pkt->hash; l; l = l->next) {
532	struct yahoo_pair *pair = l->data;
533	int tmp = pair->key;
534	do {
535	tmp /= 10;
536	len++;
537	} while (tmp);
538	len += 2;
539	len += strlen(pair->value);
540	len += 2;
541	}
542
543	return len;
544	}
545
546	#define yahoo_put16(buf, data) ( \
547	(*(buf) = (unsigned char)((data)>>8)&0xff), \
548	(*((buf)+1) = (unsigned char)(data)&0xff), \
549	2)
550	#define yahoo_get16(buf) (((((buf))&0xff)<<8) + ((((buf)+1)) & 0xff))
551	#define yahoo_put32(buf, data) ( \
552	(*((buf)) = (unsigned char)((data)>>24)&0xff), \
553	(*((buf)+1) = (unsigned char)((data)>>16)&0xff), \
554	(*((buf)+2) = (unsigned char)((data)>>8)&0xff), \
555	(*((buf)+3) = (unsigned char)(data)&0xff), \
556	4)
557	#define yahoo_get32(buf) ((((*(buf) )&0xff)<<24) + \
558	(((*((buf)+1))&0xff)<<16) + \
559	(((*((buf)+2))&0xff)<< 8) + \
560	(((*((buf)+3))&0xff)))
561
562	static void yahoo_packet_read(struct yahoo_packet pkt, unsigned char data,
563	int len)
564	{
565	int pos = 0;
566
567	while (pos + 1 < len) {
568	char key, value = NULL;
569	int accept;
570	int x;
571
572	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
573
574	key = malloc(len + 1);
575	x = 0;
576	while (pos + 1 < len) {
577	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
578	break;
579	key[x++] = data[pos++];
580	}
581	key[x] = 0;
582	pos += 2;
583	pair->key = strtol(key, NULL, 10);
584	free(key);
585
586	/* Libyahoo2 developer(s) don't seem to have the time to fix
587	this problem, so for now try to work around it:
588
589	Sometimes we receive an invalid packet with not any more
590	data at this point. I don't know how to handle this in a
591	clean way, but let's hope this is clean enough: */
592
593	if (pos + 1 < len) {
594	accept = x;
595	/* if x is 0 there was no key, so don't accept it */
596	if (accept)
597	value = malloc(len - pos + 1);
598	x = 0;
599	while (pos + 1 < len) {
600	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
601	break;
602	if (accept)
603	value[x++] = data[pos++];
604	}
605	if (accept)
606	value[x] = 0;
607	pos += 2;
608	} else {
609	accept = 0;
610	}
611
612	if (accept) {
613	pair->value = strdup(value);
614	FREE(value);
615	pkt->hash = y_list_append(pkt->hash, pair);
616	DEBUG_MSG(("Key: %d \tValue: %s", pair->key,
617	pair->value));
618	} else {
619	FREE(pair);
620	}
621	}
622	}
623
624	static void yahoo_packet_write(struct yahoo_packet pkt, unsigned char data)
625	{
626	YList *l;
627	int pos = 0;
628
629	for (l = pkt->hash; l; l = l->next) {
630	struct yahoo_pair *pair = l->data;
631	unsigned char buf[100];
632
633	snprintf((char *)buf, sizeof(buf), "%d", pair->key);
634	strcpy((char )data + pos, (char )buf);
635	pos += strlen((char *)buf);
636	data[pos++] = 0xc0;
637	data[pos++] = 0x80;
638
639	strcpy((char *)data + pos, pair->value);
640	pos += strlen(pair->value);
641	data[pos++] = 0xc0;
642	data[pos++] = 0x80;
643	}
644	}
645
646	static void yahoo_dump_unhandled(struct yahoo_packet *pkt)
647	{
648	YList *l;
649
650	NOTICE(("Service: 0x%02x\tStatus: %d", pkt->service, pkt->status));
651	for (l = pkt->hash; l; l = l->next) {
652	struct yahoo_pair *pair = l->data;
653	NOTICE(("\t%d => %s", pair->key, pair->value));
654	}
655	}
656
657	static void yahoo_packet_dump(unsigned char *data, int len)
658	{
659	if (yahoo_get_log_level() >= YAHOO_LOG_DEBUG) {
660	int i;
661	for (i = 0; i < len; i++) {
662	if ((i % 8 == 0) && i)
663	YAHOO_CALLBACK(ext_yahoo_log) (" ");
664	if ((i % 16 == 0) && i)
665	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
666	YAHOO_CALLBACK(ext_yahoo_log) ("%02x ", data[i]);
667	}
668	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
669	for (i = 0; i < len; i++) {
670	if ((i % 8 == 0) && i)
671	YAHOO_CALLBACK(ext_yahoo_log) (" ");
672	if ((i % 16 == 0) && i)
673	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
674	if (isprint(data[i]))
675	YAHOO_CALLBACK(ext_yahoo_log) (" %c ", data[i]);
676	else
677	YAHOO_CALLBACK(ext_yahoo_log) (" . ");
678	}
679	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
680	}
681	}
682
683	/* yahoo's variant of base64 */
684	static void to_y64(unsigned char out, const unsigned char in, int inlen)
685	{
686	char *encoded = base64_encode(in, inlen);
687	int i = 0;
688
689	do {
690	if (encoded[i] == '+') {
691	out[i] = '.';
692	} else if (encoded[i] == '/') {
693	out[i] = '_';
694	} else if (encoded[i] == '=') {
695	out[i] = '-';
696	} else {
697	out[i] = encoded[i];
698	}
699	} while (encoded[i++]);
700
701	g_free(encoded);
702	}
703
704	static void yahoo_add_to_send_queue(struct yahoo_input_data yid, void data,
705	int length)
706	{
707	struct data_queue *tx = y_new0(struct data_queue, 1);
708	tx->queue = y_new0(unsigned char, length);
709	tx->len = length;
710	memcpy(tx->queue, data, length);
711
712	yid->txqueues = y_list_append(yid->txqueues, tx);
713
714	if (!yid->write_tag)
715	yid->write_tag =
716	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->
717	client_id, yid->fd, YAHOO_INPUT_WRITE, yid);
718	}
719
720	static void yahoo_send_packet(struct yahoo_input_data *yid,
721	struct yahoo_packet *pkt, int extra_pad)
722	{
723	int pktlen = yahoo_packet_length(pkt);
724	int len = YAHOO_PACKET_HDRLEN + pktlen;
725	unsigned char *data;
726	int pos = 0;
727
728	if (yid->fd < 0)
729	return;
730
731	data = y_new0(unsigned char, len + 1);
732
733	memcpy(data + pos, "YMSG", 4);
734	pos += 4;
735	pos += yahoo_put16(data + pos, YAHOO_PROTO_VER); /* version [latest 12 0x000c] */
736	pos += yahoo_put16(data + pos, 0x0000); /* HIWORD pkt length??? */
737	pos += yahoo_put16(data + pos, pktlen + extra_pad); /* LOWORD pkt length? */
738	pos += yahoo_put16(data + pos, pkt->service); /* service */
739	pos += yahoo_put32(data + pos, pkt->status); /* status [4bytes] */
740	pos += yahoo_put32(data + pos, pkt->id); /* session [4bytes] */
741
742	yahoo_packet_write(pkt, data + pos);
743
744	yahoo_packet_dump(data, len);
745
746	if (yid->type == YAHOO_CONNECTION_FT)
747	yahoo_send_data(yid->fd, data, len);
748	else
749	yahoo_add_to_send_queue(yid, data, len);
750	FREE(data);
751	}
752
753	static void yahoo_packet_free(struct yahoo_packet *pkt)
754	{
755	while (pkt->hash) {
756	struct yahoo_pair *pair = pkt->hash->data;
757	YList *tmp;
758	FREE(pair->value);
759	FREE(pair);
760	tmp = pkt->hash;
761	pkt->hash = y_list_remove_link(pkt->hash, pkt->hash);
762	y_list_free_1(tmp);
763	}
764	FREE(pkt);
765	}
766
767	static int yahoo_send_data(void fd, void data, int len)
768	{
769	int ret;
770	int e;
771
772	if (fd == NULL)
773	return -1;
774
775	yahoo_packet_dump(data, len);
776
777	do {
778	ret = YAHOO_CALLBACK(ext_yahoo_write) (fd, data, len);
779	} while (ret == -1 && errno == EINTR);
780	e = errno;
781
782	if (ret == -1) {
783	LOG(("wrote data: ERR %s", strerror(errno)));
784	} else {
785	LOG(("wrote data: OK"));
786	}
787
788	errno = e;
789	return ret;
790	}
791
792	void yahoo_close(int id)
793	{
794	struct yahoo_data *yd = find_conn_by_id(id);
795	if (!yd)
796	return;
797
798	del_from_list(yd);
799
800	yahoo_free_data(yd);
801	if (id == last_id)
802	last_id--;
803	}
804
805	static void yahoo_input_close(struct yahoo_input_data *yid)
806	{
807	inputs = y_list_remove(inputs, yid);
808
809	LOG(("yahoo_input_close(read)"));
810	YAHOO_CALLBACK(ext_yahoo_remove_handler) (yid->yd->client_id,
811	yid->read_tag);
812	LOG(("yahoo_input_close(write)"));
813	YAHOO_CALLBACK(ext_yahoo_remove_handler) (yid->yd->client_id,
814	yid->write_tag);
815	yid->read_tag = yid->write_tag = 0;
816	if (yid->fd)
817	YAHOO_CALLBACK(ext_yahoo_close) (yid->fd);
818	yid->fd = 0;
819	FREE(yid->rxqueue);
820	if (count_inputs_with_id(yid->yd->client_id) == 0) {
821	LOG(("closing %d", yid->yd->client_id));
822	yahoo_close(yid->yd->client_id);
823	}
824	yahoo_free_webcam(yid->wcm);
825	if (yid->wcd)
826	FREE(yid->wcd);
827	if (yid->ys) {
828	FREE(yid->ys->lsearch_text);
829	FREE(yid->ys);
830	}
831	FREE(yid);
832	}
833
834	static int is_same_bud(const void a, const void b)
835	{
836	const struct yahoo_buddy *subject = a;
837	const struct yahoo_buddy *object = b;
838
839	return strcmp(subject->id, object->id);
840	}
841
842	static char getcookie(char rawcookie)
843	{
844	char *cookie = NULL;
845	char *tmpcookie;
846	char *cookieend;
847
848	if (strlen(rawcookie) < 2)
849	return NULL;
850
851	tmpcookie = strdup(rawcookie + 2);
852	cookieend = strchr(tmpcookie, ';');
853
854	if (cookieend)
855	*cookieend = '\0';
856
857	cookie = strdup(tmpcookie);
858	FREE(tmpcookie);
859	/* cookieend=NULL; not sure why this was there since the value is not preserved in the stack -dd */
860
861	return cookie;
862	}
863
864	static char getlcookie(char cookie)
865	{
866	char *tmp;
867	char *tmpend;
868	char *login_cookie = NULL;
869
870	tmpend = strstr(cookie, "n=");
871	if (tmpend) {
872	tmp = strdup(tmpend + 2);
873	tmpend = strchr(tmp, '&');
874	if (tmpend)
875	*tmpend = '\0';
876	login_cookie = strdup(tmp);
877	FREE(tmp);
878	}
879
880	return login_cookie;
881	}
882
883	static void yahoo_process_notify(struct yahoo_input_data *yid,
884	struct yahoo_packet *pkt)
885	{
886	struct yahoo_data *yd = yid->yd;
887	char *msg = NULL;
888	char *from = NULL;
889	char *to = NULL;
890	int stat = 0;
891	int accept = 0;
892	char *ind = NULL;
893	YList *l;
894	for (l = pkt->hash; l; l = l->next) {
895	struct yahoo_pair *pair = l->data;
896	if (pair->key == 4)
897	from = pair->value;
898	if (pair->key == 5)
899	to = pair->value;
900	if (pair->key == 49)
901	msg = pair->value;
902	if (pair->key == 13)
903	stat = atoi(pair->value);
904	if (pair->key == 14)
905	ind = pair->value;
906	if (pair->key == 16) { /* status == -1 */
907	NOTICE((pair->value));
908	return;
909	}
910
911	}
912
913	if (!msg)
914	return;
915
916	if (!strncasecmp(msg, "TYPING", strlen("TYPING")))
917	YAHOO_CALLBACK(ext_yahoo_typing_notify) (yd->client_id, to,
918	from, stat);
919	else if (!strncasecmp(msg, "GAME", strlen("GAME")))
920	YAHOO_CALLBACK(ext_yahoo_game_notify) (yd->client_id, to, from,
921	stat, ind);
922	else if (!strncasecmp(msg, "WEBCAMINVITE", strlen("WEBCAMINVITE"))) {
923	if (!strcmp(ind, " ")) {
924	YAHOO_CALLBACK(ext_yahoo_webcam_invite) (yd->client_id,
925	to, from);
926	} else {
927	accept = atoi(ind);
928	/* accept the invitation (-1 = deny 1 = accept) */
929	if (accept < 0)
930	accept = 0;
931	YAHOO_CALLBACK(ext_yahoo_webcam_invite_reply) (yd->
932	client_id, to, from, accept);
933	}
934	} else
935	LOG(("Got unknown notification: %s", msg));
936	}
937
938	static void yahoo_process_conference(struct yahoo_input_data *yid,
939	struct yahoo_packet *pkt)
940	{
941	struct yahoo_data *yd = yid->yd;
942	char *msg = NULL;
943	char *host = NULL;
944	char *who = NULL;
945	char *room = NULL;
946	char *id = NULL;
947	int utf8 = 0;
948	YList *members = NULL;
949	YList *l;
950
951	for (l = pkt->hash; l; l = l->next) {
952	struct yahoo_pair *pair = l->data;
953	if (pair->key == 50)
954	host = pair->value;
955
956	if (pair->key == 52) { /* invite */
957	members = y_list_append(members, strdup(pair->value));
958	}
959	if (pair->key == 53) /* logon */
960	who = pair->value;
961	if (pair->key == 54) /* decline */
962	who = pair->value;
963	if (pair->key == 55) /* unavailable (status == 2) */
964	who = pair->value;
965	if (pair->key == 56) /* logoff */
966	who = pair->value;
967
968	if (pair->key == 57)
969	room = pair->value;
970
971	if (pair->key == 58) /* join message */
972	msg = pair->value;
973	if (pair->key == 14) /* decline/conf message */
974	msg = pair->value;
975
976	if (pair->key == 13)
977	;
978	if (pair->key == 16) /* error */
979	msg = pair->value;
980
981	if (pair->key == 1) /* my id */
982	id = pair->value;
983	if (pair->key == 3) /* message sender */
984	who = pair->value;
985
986	if (pair->key == 97)
987	utf8 = atoi(pair->value);
988	}
989
990	if (!room)
991	return;
992
993	if (host) {
994	for (l = members; l; l = l->next) {
995	char *w = l->data;
996	if (!strcmp(w, host))
997	break;
998	}
999	if (!l)
1000	members = y_list_append(members, strdup(host));
1001	}
1002	/* invite, decline, join, left, message -> status == 1 */
1003
1004	switch (pkt->service) {
1005	case YAHOO_SERVICE_CONFINVITE:
1006	if (pkt->status == 2) ;
1007	else if (members)
1008	YAHOO_CALLBACK(ext_yahoo_got_conf_invite) (yd->
1009	client_id, id, host, room, msg, members);
1010	else if (msg)
1011	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id, msg, 0,
1012	E_CONFNOTAVAIL);
1013	break;
1014	case YAHOO_SERVICE_CONFADDINVITE:
1015	if (pkt->status == 1)
1016	YAHOO_CALLBACK(ext_yahoo_got_conf_invite) (yd->
1017	client_id, id, host, room, msg, members);
1018	break;
1019	case YAHOO_SERVICE_CONFDECLINE:
1020	if (who)
1021	YAHOO_CALLBACK(ext_yahoo_conf_userdecline) (yd->
1022	client_id, id, who, room, msg);
1023	break;
1024	case YAHOO_SERVICE_CONFLOGON:
1025	if (who)
1026	YAHOO_CALLBACK(ext_yahoo_conf_userjoin) (yd->client_id,
1027	id, who, room);
1028	break;
1029	case YAHOO_SERVICE_CONFLOGOFF:
1030	if (who)
1031	YAHOO_CALLBACK(ext_yahoo_conf_userleave) (yd->client_id,
1032	id, who, room);
1033	break;
1034	case YAHOO_SERVICE_CONFMSG:
1035	if (who)
1036	YAHOO_CALLBACK(ext_yahoo_conf_message) (yd->client_id,
1037	id, who, room, msg, utf8);
1038	break;
1039	}
1040	}
1041
1042	static void yahoo_process_chat(struct yahoo_input_data *yid,
1043	struct yahoo_packet *pkt)
1044	{
1045	char *msg = NULL;
1046	char *id = NULL;
1047	char *who = NULL;
1048	char *room = NULL;
1049	char *topic = NULL;
1050	YList *members = NULL;
1051	struct yahoo_chat_member *currentmember = NULL;
1052	int msgtype = 1;
1053	int utf8 = 0;
1054	int firstjoin = 0;
1055	int membercount = 0;
1056	int chaterr = 0;
1057	YList *l;
1058
1059	yahoo_dump_unhandled(pkt);
1060	for (l = pkt->hash; l; l = l->next) {
1061	struct yahoo_pair *pair = l->data;
1062
1063	if (pair->key == 1) {
1064	/* My identity */
1065	id = pair->value;
1066	}
1067
1068	if (pair->key == 104) {
1069	/* Room name */
1070	room = pair->value;
1071	}
1072
1073	if (pair->key == 105) {
1074	/* Room topic */
1075	topic = pair->value;
1076	}
1077
1078	if (pair->key == 108) {
1079	/* Number of members in this packet */
1080	membercount = atoi(pair->value);
1081	}
1082
1083	if (pair->key == 109) {
1084	/* message sender */
1085	who = pair->value;
1086
1087	if (pkt->service == YAHOO_SERVICE_CHATJOIN) {
1088	currentmember =
1089	y_new0(struct yahoo_chat_member, 1);
1090	currentmember->id = strdup(pair->value);
1091	members = y_list_append(members, currentmember);
1092	}
1093	}
1094
1095	if (pair->key == 110) {
1096	/* age */
1097	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1098	currentmember->age = atoi(pair->value);
1099	}
1100
1101	if (pair->key == 113) {
1102	/* attribs */
1103	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1104	currentmember->attribs = atoi(pair->value);
1105	}
1106
1107	if (pair->key == 141) {
1108	/* alias */
1109	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1110	currentmember->alias = strdup(pair->value);
1111	}
1112
1113	if (pair->key == 142) {
1114	/* location */
1115	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1116	currentmember->location = strdup(pair->value);
1117	}
1118
1119	if (pair->key == 130) {
1120	/* first join */
1121	firstjoin = 1;
1122	}
1123
1124	if (pair->key == 117) {
1125	/* message */
1126	msg = pair->value;
1127	}
1128
1129	if (pair->key == 124) {
1130	/* Message type */
1131	msgtype = atoi(pair->value);
1132	}
1133	if (pair->key == 114) {
1134	/* message error not sure what all the pair values mean */
1135	/* but -1 means no session in room */
1136	chaterr = atoi(pair->value);
1137	}
1138	}
1139
1140	if (!room) {
1141	if (pkt->service == YAHOO_SERVICE_CHATLOGOUT) { /* yahoo originated chat logout */
1142	YAHOO_CALLBACK(ext_yahoo_chat_yahoologout) (yid->yd->
1143	client_id, id);
1144	return;
1145	}
1146	if (pkt->service == YAHOO_SERVICE_COMMENT && chaterr) {
1147	YAHOO_CALLBACK(ext_yahoo_chat_yahooerror) (yid->yd->
1148	client_id, id);
1149	return;
1150	}
1151
1152	WARNING(("We didn't get a room name, ignoring packet"));
1153	return;
1154	}
1155
1156	switch (pkt->service) {
1157	case YAHOO_SERVICE_CHATJOIN:
1158	if (y_list_length(members) != membercount) {
1159	WARNING(("Count of members doesn't match No. of members we got"));
1160	}
1161	if (firstjoin && members) {
1162	YAHOO_CALLBACK(ext_yahoo_chat_join) (yid->yd->client_id,
1163	id, room, topic, members, yid->fd);
1164	} else if (who) {
1165	if (y_list_length(members) != 1) {
1166	WARNING(("Got more than 1 member on a normal join"));
1167	}
1168	/* this should only ever have one, but just in case */
1169	while (members) {
1170	YList *n = members->next;
1171	currentmember = members->data;
1172	YAHOO_CALLBACK(ext_yahoo_chat_userjoin) (yid->
1173	yd->client_id, id, room, currentmember);
1174	y_list_free_1(members);
1175	members = n;
1176	}
1177	}
1178	break;
1179	case YAHOO_SERVICE_CHATEXIT:
1180	if (who) {
1181	YAHOO_CALLBACK(ext_yahoo_chat_userleave) (yid->yd->
1182	client_id, id, room, who);
1183	}
1184	break;
1185	case YAHOO_SERVICE_COMMENT:
1186	if (who) {
1187	YAHOO_CALLBACK(ext_yahoo_chat_message) (yid->yd->
1188	client_id, id, who, room, msg, msgtype, utf8);
1189	}
1190	break;
1191	}
1192	}
1193
1194	static void yahoo_process_message(struct yahoo_input_data *yid,
1195	struct yahoo_packet *pkt)
1196	{
1197	struct yahoo_data *yd = yid->yd;
1198	YList *l;
1199	YList *messages = NULL;
1200
1201	struct m {
1202	int i_31;
1203	int i_32;
1204	char *to;
1205	char *from;
1206	long tm;
1207	char *msg;
1208	int utf8;
1209	char *gunk;
1210	} *message = y_new0(struct m, 1);
1211
1212	for (l = pkt->hash; l; l = l->next) {
1213	struct yahoo_pair *pair = l->data;
1214	if (pair->key == 1 \|\| pair->key == 4) {
1215	if (!message->from)
1216	message->from = pair->value;
1217	} else if (pair->key == 5)
1218	message->to = pair->value;
1219	else if (pair->key == 15)
1220	message->tm = strtol(pair->value, NULL, 10);
1221	else if (pair->key == 97)
1222	message->utf8 = atoi(pair->value);
1223	/* This comes when the official client sends us a message */
1224	else if (pair->key == 429)
1225	message->gunk = pair->value;
1226	/* user message // sys message */
1227	else if (pair->key == 14 \|\| pair->key == 16)
1228	message->msg = pair->value;
1229	else if (pair->key == 31) {
1230	if (message->i_31) {
1231	messages = y_list_append(messages, message);
1232	message = y_new0(struct m, 1);
1233	}
1234	message->i_31 = atoi(pair->value);
1235	} else if (pair->key == 32)
1236	message->i_32 = atoi(pair->value);
1237	else
1238	LOG(("yahoo_process_message: status: %d, key: %d, value: %s", pkt->status, pair->key, pair->value));
1239	}
1240
1241	messages = y_list_append(messages, message);
1242
1243	for (l = messages; l; l = l->next) {
1244	message = l->data;
1245	if (pkt->service == YAHOO_SERVICE_SYSMESSAGE) {
1246	YAHOO_CALLBACK(ext_yahoo_system_message) (yd->client_id,
1247	message->to, message->from, message->msg);
1248	} else if (pkt->status <= 2 \|\| pkt->status == 5) {
1249	/* Confirm message receipt if we got the gunk */
1250	if(message->gunk) {
1251	struct yahoo_packet *outpkt;
1252
1253	outpkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE_CONFIRM,
1254	YPACKET_STATUS_DEFAULT, 0);
1255	yahoo_packet_hash(outpkt, 1, yd->user);
1256	yahoo_packet_hash(outpkt, 5, message->from);
1257	yahoo_packet_hash(outpkt, 302, "430");
1258	yahoo_packet_hash(outpkt, 430, message->gunk);
1259	yahoo_packet_hash(outpkt, 303, "430");
1260	yahoo_packet_hash(outpkt, 450, "0");
1261	yahoo_send_packet(yid, outpkt, 0);
1262
1263	yahoo_packet_free(outpkt);
1264	}
1265
1266	if (!strcmp(message->msg, "<ding>"))
1267	YAHOO_CALLBACK(ext_yahoo_got_buzz) (yd->client_id,
1268	message->to, message->from, message->tm);
1269	else
1270	YAHOO_CALLBACK(ext_yahoo_got_im) (yd->client_id,
1271	message->to, message->from, message->msg,
1272	message->tm, pkt->status, message->utf8);
1273	} else if (pkt->status == 0xffffffff) {
1274	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id,
1275	message->msg, 0, E_SYSTEM);
1276	}
1277	FREE(message);
1278	}
1279
1280	y_list_free(messages);
1281	}
1282
1283	/*
1284	* Here's what multi-level packets look like. Data in brackets is the value.
1285	*
1286	* 3 level:
1287	* =======
1288	*
1289	* 302 (318) - Beginning level 1
1290	* 300 (318) - Begin level 2
1291	* 302 (319) - End level 2 header
1292	* 300 (319) - Begin level 3
1293	* 301 (319) - End level 3
1294	* 303 (319) - End level 2
1295	* 303 (318) - End level 1
1296	*
1297	* 2 level:
1298	* =======
1299	*
1300	* 302 (315) - Beginning level 1
1301	* 300 (315) - Begin level 2
1302	* 301 (315) - End level 2
1303	* 303 (315) - End level 1
1304	*
1305	*/
1306	static void yahoo_process_status(struct yahoo_input_data *yid,
1307	struct yahoo_packet *pkt)
1308	{
1309	YList *l;
1310	struct yahoo_data *yd = yid->yd;
1311
1312	struct yahoo_process_status_entry *u;
1313
1314	YList *users = 0;
1315
1316	if (pkt->service == YAHOO_SERVICE_LOGOFF && pkt->status == -1) {
1317	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1318	YAHOO_LOGIN_DUPL, NULL);
1319	return;
1320	}
1321
1322	/*
1323	* Status updates may be spread accross multiple packets and not
1324	* even on buddy boundaries, so keeping some state is important.
1325	* So, continue where we left off, and only add a user entry to
1326	* the list once it's complete (301-315 End buddy).
1327	*/
1328	u = yd->half_user;
1329
1330	for (l = pkt->hash; l; l = l->next) {
1331	struct yahoo_pair *pair = l->data;
1332
1333	switch (pair->key) {
1334	case 300: /* Begin buddy */
1335	if (!strcmp(pair->value, "315") && !u) {
1336	u = yd->half_user = y_new0(struct yahoo_process_status_entry, 1);
1337	}
1338	break;
1339	case 301: /* End buddy */
1340	if (!strcmp(pair->value, "315") && u) {
1341	/* Sometimes user info comes in an odd format with no
1342	"begin buddy" but with an "end buddy". Don't add
1343	it twice. */
1344	if (!y_list_find(users, u))
1345	users = y_list_prepend(users, u);
1346	u = yd->half_user = NULL;
1347	}
1348	break;
1349	case 0: /* we won't actually do anything with this */
1350	NOTICE(("key %d:%s", pair->key, pair->value));
1351	break;
1352	case 1: /* we don't get the full buddy list here. */
1353	if (!yd->logged_in) {
1354	yd->logged_in = 1;
1355	if (yd->current_status < 0)
1356	yd->current_status = yd->initial_status;
1357	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->
1358	client_id, YAHOO_LOGIN_OK, NULL);
1359	}
1360	break;
1361	case 8: /* how many online buddies we have */
1362	NOTICE(("key %d:%s", pair->key, pair->value));
1363	break;
1364	case 7: /* the current buddy */
1365	if (!u) {
1366	/* This will only happen in case of a single level message */
1367	u = y_new0(struct yahoo_process_status_entry, 1);
1368	users = y_list_prepend(users, u);
1369	}
1370	u->name = pair->value;
1371	break;
1372	case 10: /* state */
1373	u->state = strtol(pair->value, NULL, 10);
1374	break;
1375	case 19: /* custom status message */
1376	u->msg = pair->value;
1377	break;
1378	case 47: /* is it an away message or not. Not applicable for YMSG16 anymore */
1379	u->away = atoi(pair->value);
1380	break;
1381	case 137: /* seconds idle */
1382	u->idle = atoi(pair->value);
1383	break;
1384	case 11: /* this is the buddy's session id */
1385	u->buddy_session = atoi(pair->value);
1386	break;
1387	case 17: /* in chat? */
1388	u->f17 = atoi(pair->value);
1389	break;
1390	case 13: /* bitmask, bit 0 = pager, bit 1 = chat, bit 2 = game */
1391	u->flags = atoi(pair->value);
1392	break;
1393	case 60: /* SMS -> 1 MOBILE USER */
1394	/* sometimes going offline makes this 2, but invisible never sends it */
1395	u->mobile = atoi(pair->value);
1396	break;
1397	case 138:
1398	u->f138 = atoi(pair->value);
1399	break;
1400	case 184:
1401	u->f184 = pair->value;
1402	break;
1403	case 192:
1404	u->f192 = atoi(pair->value);
1405	break;
1406	case 10001:
1407	u->f10001 = atoi(pair->value);
1408	break;
1409	case 10002:
1410	u->f10002 = atoi(pair->value);
1411	break;
1412	case 198:
1413	u->f198 = atoi(pair->value);
1414	break;
1415	case 197:
1416	u->f197 = pair->value;
1417	break;
1418	case 205:
1419	u->f205 = pair->value;
1420	break;
1421	case 213:
1422	u->f213 = atoi(pair->value);
1423	break;
1424	case 16: /* Custom error message */
1425	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id,
1426	pair->value, 0, E_CUSTOM);
1427	break;
1428	default:
1429	WARNING(("unknown status key %d:%s", pair->key,
1430	pair->value));
1431	break;
1432	}
1433	}
1434
1435	while (users) {
1436	YList *t = users;
1437	struct yahoo_process_status_entry *u = users->data;
1438
1439	if (u->name != NULL) {
1440	if (pkt->service ==
1441	YAHOO_SERVICE_LOGOFF
1442	/\|\| u->flags == 0 No flags for YMSG16 / ) {
1443	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->
1444	client_id, u->name,
1445	YAHOO_STATUS_OFFLINE, NULL, 1, 0, 0);
1446	} else {
1447	/* Key 47 always seems to be 1 for YMSG16 */
1448	if (!u->state)
1449	u->away = 0;
1450	else
1451	u->away = 1;
1452
1453	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->
1454	client_id, u->name, u->state, u->msg,
1455	u->away, u->idle, u->mobile);
1456	}
1457	}
1458
1459	users = y_list_remove_link(users, users);
1460	y_list_free_1(t);
1461	FREE(u);
1462	}
1463	}
1464
1465	static void yahoo_process_buddy_list(struct yahoo_input_data *yid,
1466	struct yahoo_packet *pkt)
1467	{
1468	struct yahoo_data *yd = yid->yd;
1469	YList *l;
1470	int last_packet = 0;
1471	char *cur_group = NULL;
1472	struct yahoo_buddy *newbud = NULL;
1473
1474	/* we could be getting multiple packets here */
1475	for (l = pkt->hash; l; l = l->next) {
1476	struct yahoo_pair *pair = l->data;
1477
1478	switch (pair->key) {
1479	case 300:
1480	case 301:
1481	case 302:
1482	break; /* Separators. Our logic does not need them */
1483	case 303:
1484	if (318 == atoi(pair->value))
1485	last_packet = 1;
1486	break;
1487	case 65:
1488	cur_group = strdup(pair->value);
1489	break;
1490	case 7:
1491	newbud = y_new0(struct yahoo_buddy, 1);
1492	newbud->id = strdup(pair->value);
1493	if (cur_group)
1494	newbud->group = strdup(cur_group);
1495	else if (yd->buddies) {
1496	struct yahoo_buddy *lastbud =
1497	(struct yahoo_buddy *)y_list_nth(yd->
1498	buddies,
1499	y_list_length(yd->buddies) - 1)->data;
1500	newbud->group = strdup(lastbud->group);
1501	} else
1502	newbud->group = strdup("Buddies");
1503
1504	yd->buddies = y_list_append(yd->buddies, newbud);
1505
1506	break;
1507	}
1508	}
1509
1510	/* we could be getting multiple packets here */
1511	if (pkt->hash && !last_packet)
1512	return;
1513
1514	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id, yd->buddies);
1515
1516	/* Logged in */
1517	if (!yd->logged_in) {
1518	yd->logged_in = 1;
1519	if (yd->current_status < 0)
1520	yd->current_status = yd->initial_status;
1521	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1522	YAHOO_LOGIN_OK, NULL);
1523
1524	/*
1525	yahoo_set_away(yd->client_id, yd->initial_status, NULL,
1526	(yd->initial_status == YAHOO_STATUS_AVAILABLE) ? 0 : 1);
1527
1528	yahoo_get_yab(yd->client_id);
1529	*/
1530	}
1531
1532	}
1533
1534	static void yahoo_process_list(struct yahoo_input_data *yid,
1535	struct yahoo_packet *pkt)
1536	{
1537	struct yahoo_data *yd = yid->yd;
1538	YList *l;
1539
1540	/* we could be getting multiple packets here */
1541	for (l = pkt->hash; l; l = l->next) {
1542	struct yahoo_pair *pair = l->data;
1543
1544	switch (pair->key) {
1545	case 89: /* identities */
1546	{
1547	char **identities =
1548	y_strsplit(pair->value, ",", -1);
1549	int i;
1550	for (i = 0; identities[i]; i++)
1551	yd->identities =
1552	y_list_append(yd->identities,
1553	strdup(identities[i]));
1554	y_strfreev(identities);
1555	}
1556	YAHOO_CALLBACK(ext_yahoo_got_identities) (yd->client_id,
1557	yd->identities);
1558	break;
1559	case 59: /* cookies */
1560	if (pair->value[0] == 'Y') {
1561	FREE(yd->cookie_y);
1562	FREE(yd->login_cookie);
1563
1564	yd->cookie_y = getcookie(pair->value);
1565	yd->login_cookie = getlcookie(yd->cookie_y);
1566
1567	} else if (pair->value[0] == 'T') {
1568	FREE(yd->cookie_t);
1569	yd->cookie_t = getcookie(pair->value);
1570
1571	} else if (pair->value[0] == 'C') {
1572	FREE(yd->cookie_c);
1573	yd->cookie_c = getcookie(pair->value);
1574	}
1575
1576	break;
1577	case 3: /* my id */
1578	case 90: /* 1 */
1579	case 100: /* 0 */
1580	case 101: /* NULL */
1581	case 102: /* NULL */
1582	case 93: /* 86400/1440 */
1583	break;
1584	}
1585	}
1586
1587	if (yd->cookie_y && yd->cookie_t) /* We don't get cookie_c anymore */
1588	YAHOO_CALLBACK(ext_yahoo_got_cookies) (yd->client_id);
1589	}
1590
1591	static void yahoo_process_verify(struct yahoo_input_data *yid,
1592	struct yahoo_packet *pkt)
1593	{
1594	struct yahoo_data *yd = yid->yd;
1595
1596	if (pkt->status != 0x01) {
1597	DEBUG_MSG(("expected status: 0x01, got: %d", pkt->status));
1598	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1599	YAHOO_LOGIN_LOCK, "");
1600	return;
1601	}
1602
1603	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YPACKET_STATUS_DEFAULT,
1604	yd->session_id);
1605
1606	yahoo_packet_hash(pkt, 1, yd->user);
1607	yahoo_send_packet(yid, pkt, 0);
1608
1609	yahoo_packet_free(pkt);
1610
1611	}
1612
1613	static void yahoo_process_picture_checksum(struct yahoo_input_data *yid,
1614	struct yahoo_packet *pkt)
1615	{
1616	struct yahoo_data *yd = yid->yd;
1617	char *from = NULL;
1618	char *to = NULL;
1619	int checksum = 0;
1620	YList *l;
1621
1622	for (l = pkt->hash; l; l = l->next) {
1623	struct yahoo_pair *pair = l->data;
1624
1625	switch (pair->key) {
1626	case 1:
1627	case 4:
1628	from = pair->value;
1629	case 5:
1630	to = pair->value;
1631	break;
1632	case 212:
1633	break;
1634	case 192:
1635	checksum = atoi(pair->value);
1636	break;
1637	}
1638	}
1639
1640	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_checksum) (yd->client_id, to,
1641	from, checksum);
1642	}
1643
1644	static void yahoo_process_picture(struct yahoo_input_data *yid,
1645	struct yahoo_packet *pkt)
1646	{
1647	struct yahoo_data *yd = yid->yd;
1648	char *url = NULL;
1649	char *from = NULL;
1650	char *to = NULL;
1651	int status = 0;
1652	int checksum = 0;
1653	YList *l;
1654
1655	for (l = pkt->hash; l; l = l->next) {
1656	struct yahoo_pair *pair = l->data;
1657
1658	switch (pair->key) {
1659	case 1:
1660	case 4: /* sender */
1661	from = pair->value;
1662	break;
1663	case 5: /* we */
1664	to = pair->value;
1665	break;
1666	case 13: /* request / sending */
1667	status = atoi(pair->value);
1668	break;
1669	case 20: /* url */
1670	url = pair->value;
1671	break;
1672	case 192: /checksum /
1673	checksum = atoi(pair->value);
1674	break;
1675	}
1676	}
1677
1678	switch (status) {
1679	case 1: /* this is a request, ignore for now */
1680	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_request) (yd->client_id,
1681	to, from);
1682	break;
1683	case 2: /* this is cool - we get a picture :) */
1684	YAHOO_CALLBACK(ext_yahoo_got_buddyicon) (yd->client_id, to,
1685	from, url, checksum);
1686	break;
1687	}
1688	}
1689
1690	static void yahoo_process_picture_upload(struct yahoo_input_data *yid,
1691	struct yahoo_packet *pkt)
1692	{
1693	struct yahoo_data *yd = yid->yd;
1694	YList *l;
1695	char *url = NULL;
1696
1697	if (pkt->status != 1)
1698	return; /* something went wrong */
1699
1700	for (l = pkt->hash; l; l = l->next) {
1701	struct yahoo_pair *pair = l->data;
1702
1703	switch (pair->key) {
1704	case 5: /* we */
1705	break;
1706	case 20: /* url */
1707	url = pair->value;
1708	break;
1709	case 27: /* local filename */
1710	break;
1711	case 38: /* time */
1712	break;
1713	}
1714	}
1715
1716	YAHOO_CALLBACK(ext_yahoo_buddyicon_uploaded) (yd->client_id, url);
1717	}
1718
1719	void yahoo_login(int id, int initial)
1720	{
1721	struct yahoo_data *yd = find_conn_by_id(id);
1722	struct connect_callback_data *ccd;
1723	struct yahoo_server_settings *yss;
1724	int tag;
1725
1726	char *host;
1727
1728	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
1729	yid->yd = yd;
1730	yid->type = YAHOO_CONNECTION_PAGER;
1731	inputs = y_list_prepend(inputs, yid);
1732
1733	yd->initial_status = initial;
1734	yss = yd->server_settings;
1735
1736	ccd = y_new0(struct connect_callback_data, 1);
1737	ccd->yd = yd;
1738
1739	host = yss->pager_host;
1740
1741	if (!host)
1742	host = yss->pager_host_list[0];
1743
1744	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->client_id,
1745	host, yss->pager_port, yahoo_connected, ccd, 0);
1746
1747	/*
1748	* if tag <= 0, then callback has already been called
1749	* so ccd will have been freed
1750	*/
1751	if (tag > 0)
1752	ccd->tag = tag;
1753	else if (tag < 0)
1754	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1755	YAHOO_LOGIN_SOCK, NULL);
1756	}
1757
1758	struct yahoo_https_auth_data
1759	{
1760	struct yahoo_input_data *yid;
1761	char *token;
1762	char *chal;
1763	};
1764
1765	static void yahoo_https_auth_token_init(struct yahoo_https_auth_data *had);
1766	static void yahoo_https_auth_token_finish(struct http_request *req);
1767	static void yahoo_https_auth_init(struct yahoo_https_auth_data *had);
1768	static void yahoo_https_auth_finish(struct http_request *req);
1769
1770	/* Extract a value from a login.yahoo.com response. Assume CRLF-linebreaks
1771	and FAIL miserably if they're not there... */
1772	static char yahoo_ha_find_key(char response, char *key)
1773	{
1774	char s, end;
1775	int len = strlen(key);
1776
1777	s = response;
1778	do {
1779	if (strncmp(s, key, len) == 0 && s[len] == '=') {
1780	s += len + 1;
1781	if ((end = strchr(s, '\r')))
1782	return g_strndup(s, end - s);
1783	else
1784	return g_strdup(s);
1785	}
1786
1787	if ((s = strchr(s, '\n')))
1788	s ++;
1789	} while (s && *s);
1790
1791	return NULL;
1792	}
1793
1794	static enum yahoo_status yahoo_https_status_parse(int code)
1795	{
1796	switch (code)
1797	{
1798	case 1212: return (enum yahoo_status) YAHOO_LOGIN_PASSWD;
1799	case 1213: return (enum yahoo_status) YAHOO_LOGIN_LOCK;
1800	case 1235: return (enum yahoo_status) YAHOO_LOGIN_UNAME;
1801	default: return (enum yahoo_status) code;
1802	}
1803	}
1804
1805	static void yahoo_https_auth(struct yahoo_input_data yid, const char seed, const char *sn)
1806	{
1807	struct yahoo_https_auth_data *had = g_new0(struct yahoo_https_auth_data, 1);
1808
1809	had->yid = yid;
1810	had->chal = g_strdup(seed);
1811
1812	yahoo_https_auth_token_init(had);
1813	}
1814
1815	static void yahoo_https_auth_token_init(struct yahoo_https_auth_data *had)
1816	{
1817	struct yahoo_input_data *yid = had->yid;
1818	struct yahoo_data *yd = yid->yd;
1819	char login, passwd, *chal;
1820	char *url;
1821
1822	login = g_strndup(yd->user, 3 * strlen(yd->user));
1823	http_encode(login);
1824	passwd = g_strndup(yd->password, 3 * strlen(yd->password));
1825	http_encode(passwd);
1826	chal = g_strndup(had->chal, 3 * strlen(had->chal));
1827	http_encode(chal);
1828
1829	url = g_strdup_printf("https://login.yahoo.com/config/pwtoken_get?src=ymsgr&ts=%d&login=%s&passwd=%s&chal=%s",
1830	(int) time(NULL), login, passwd, chal);
1831
1832	http_dorequest_url(url, yahoo_https_auth_token_finish, had);
1833
1834	g_free(url);
1835	g_free(chal);
1836	g_free(passwd);
1837	g_free(login);
1838	}
1839
1840	static void yahoo_https_auth_token_finish(struct http_request *req)
1841	{
1842	struct yahoo_https_auth_data *had = req->data;
1843	struct yahoo_input_data *yid;
1844	struct yahoo_data *yd;
1845	int st;
1846
1847	if (y_list_find(inputs, had->yid) == NULL)
1848	return;
1849
1850	yid = had->yid;
1851	yd = yid->yd;
1852
1853	if (req->status_code != 200) {
1854	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 2000 + req->status_code, NULL);
1855	goto fail;
1856	}
1857
1858	if (sscanf(req->reply_body, "%d", &st) != 1 \|\| st != 0) {
1859	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, yahoo_https_status_parse(st), NULL);
1860	goto fail;
1861	}
1862
1863	if ((had->token = yahoo_ha_find_key(req->reply_body, "ymsgr")) == NULL) {
1864	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 3001, NULL);
1865	goto fail;
1866	}
1867
1868	yahoo_https_auth_init(had);
1869	return;
1870
1871	fail:
1872	g_free(had->token);
1873	g_free(had->chal);
1874	g_free(had);
1875	}
1876
1877	static void yahoo_https_auth_init(struct yahoo_https_auth_data *had)
1878	{
1879	char *url;
1880
1881	url = g_strdup_printf("https://login.yahoo.com/config/pwtoken_login?src=ymsgr&ts=%d&token=%s",
1882	(int) time(NULL), had->token);
1883
1884	http_dorequest_url(url, yahoo_https_auth_finish, had);
1885
1886	g_free(url);
1887	}
1888
1889	static void yahoo_https_auth_finish(struct http_request *req)
1890	{
1891	struct yahoo_https_auth_data *had = req->data;
1892	struct yahoo_input_data *yid;
1893	struct yahoo_data *yd;
1894	struct yahoo_packet *pack;
1895	char *crumb = NULL;
1896	int st;
1897
1898	if (y_list_find(inputs, had->yid) == NULL)
1899	return;
1900
1901	yid = had->yid;
1902	yd = yid->yd;
1903
1904	md5_byte_t result[16];
1905	md5_state_t ctx;
1906
1907	unsigned char yhash[32];
1908
1909	if (req->status_code != 200) {
1910	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 2000 + req->status_code, NULL);
1911	goto fail;
1912	}
1913
1914	if (sscanf(req->reply_body, "%d", &st) != 1 \|\| st != 0) {
1915	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, yahoo_https_status_parse(st), NULL);
1916	goto fail;
1917	}
1918
1919	if ((yd->cookie_y = yahoo_ha_find_key(req->reply_body, "Y")) == NULL \|\|
1920	(yd->cookie_t = yahoo_ha_find_key(req->reply_body, "T")) == NULL \|\|
1921	(crumb = yahoo_ha_find_key(req->reply_body, "crumb")) == NULL) {
1922	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 3002, NULL);
1923	goto fail;
1924	}
1925
1926	md5_init(&ctx);
1927	md5_append(&ctx, (unsigned char*) crumb, 11);
1928	md5_append(&ctx, (unsigned char*) had->chal, strlen(had->chal));
1929	md5_finish(&ctx, result);
1930	to_y64(yhash, result, 16);
1931
1932	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
1933	yahoo_packet_hash(pack, 1, yd->user);
1934	yahoo_packet_hash(pack, 0, yd->user);
1935	yahoo_packet_hash(pack, 277, yd->cookie_y);
1936	yahoo_packet_hash(pack, 278, yd->cookie_t);
1937	yahoo_packet_hash(pack, 307, (char*) yhash);
1938	yahoo_packet_hash(pack, 244, "524223");
1939	yahoo_packet_hash(pack, 2, yd->user);
1940	yahoo_packet_hash(pack, 2, "1");
1941	yahoo_packet_hash(pack, 98, "us");
1942	yahoo_packet_hash(pack, 135, "7.5.0.647");
1943
1944	yahoo_send_packet(yid, pack, 0);
1945
1946	yahoo_packet_free(pack);
1947
1948	fail:
1949	g_free(crumb);
1950	g_free(had->token);
1951	g_free(had->chal);
1952	g_free(had);
1953	}
1954
1955	static void yahoo_process_auth(struct yahoo_input_data *yid,
1956	struct yahoo_packet *pkt)
1957	{
1958	char *seed = NULL;
1959	char *sn = NULL;
1960	YList *l = pkt->hash;
1961	int m = 0;
1962	struct yahoo_data *yd = yid->yd;
1963
1964	while (l) {
1965	struct yahoo_pair *pair = l->data;
1966
1967	switch (pair->key) {
1968	case 94:
1969	seed = pair->value;
1970	break;
1971	case 1:
1972	sn = pair->value;
1973	break;
1974	case 13:
1975	m = atoi(pair->value);
1976	break;
1977	}
1978	l = l->next;
1979	}
1980
1981	if (!seed)
1982	return;
1983
1984	if (m==2)
1985	yahoo_https_auth(yid, seed, sn);
1986	else {
1987	/* call error */
1988	WARNING(("unknown auth type %d", m));
1989	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1990	YAHOO_LOGIN_UNKNOWN, NULL);
1991	}
1992	}
1993
1994	static void yahoo_process_auth_resp(struct yahoo_input_data *yid,
1995	struct yahoo_packet *pkt)
1996	{
1997	struct yahoo_data *yd = yid->yd;
1998	char *url = NULL;
1999	int login_status = -1;
2000
2001	YList *l;
2002
2003	for (l = pkt->hash; l; l = l->next) {
2004	struct yahoo_pair *pair = l->data;
2005	if (pair->key == 0)
2006	; /* login_id */
2007	else if (pair->key == 1)
2008	; /* handle */
2009	else if (pair->key == 20)
2010	url = pair->value;
2011	else if (pair->key == 66)
2012	login_status = atoi(pair->value);
2013	}
2014
2015	if (pkt->status == YPACKET_STATUS_DISCONNECTED) {
2016	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
2017	login_status, url);
2018	/* yahoo_logoff(yd->client_id); */
2019	}
2020	}
2021
2022	static void yahoo_process_mail(struct yahoo_input_data *yid,
2023	struct yahoo_packet *pkt)
2024	{
2025	struct yahoo_data *yd = yid->yd;
2026	char *who = NULL;
2027	char *email = NULL;
2028	char *subj = NULL;
2029	int count = 0;
2030	YList *l;
2031
2032	for (l = pkt->hash; l; l = l->next) {
2033	struct yahoo_pair *pair = l->data;
2034	if (pair->key == 9)
2035	count = strtol(pair->value, NULL, 10);
2036	else if (pair->key == 43)
2037	who = pair->value;
2038	else if (pair->key == 42)
2039	email = pair->value;
2040	else if (pair->key == 18)
2041	subj = pair->value;
2042	else
2043	LOG(("key: %d => value: %s", pair->key, pair->value));
2044	}
2045
2046	if (who && email && subj) {
2047	char from[1024];
2048	snprintf(from, sizeof(from), "%s (%s)", who, email);
2049	YAHOO_CALLBACK(ext_yahoo_mail_notify) (yd->client_id, from,
2050	subj, count);
2051	} else if (count > 0)
2052	YAHOO_CALLBACK(ext_yahoo_mail_notify) (yd->client_id, NULL,
2053	NULL, count);
2054	}
2055
2056	static void yahoo_process_new_contact(struct yahoo_input_data *yid,
2057	struct yahoo_packet *pkt)
2058	{
2059	struct yahoo_data *yd = yid->yd;
2060	char *me = NULL;
2061	char *who = NULL;
2062	char *msg = NULL;
2063	int online = -1;
2064
2065	YList *l;
2066
2067	for (l = pkt->hash; l; l = l->next) {
2068	struct yahoo_pair *pair = l->data;
2069	if (pair->key == 4)
2070	who = pair->value;
2071	else if (pair->key == 5)
2072	me = pair->value;
2073	else if (pair->key == 14)
2074	msg = pair->value;
2075	else if (pair->key == 13)
2076	online = strtol(pair->value, NULL, 10);
2077	}
2078
2079	if (who && online < 0)
2080	YAHOO_CALLBACK(ext_yahoo_contact_added) (yd->client_id, me, who,
2081	msg);
2082	else if (online == 2)
2083	YAHOO_CALLBACK(ext_yahoo_rejected) (yd->client_id, who, msg);
2084	}
2085
2086	/* UNUSED? */
2087	static void yahoo_process_contact(struct yahoo_input_data *yid,
2088	struct yahoo_packet *pkt)
2089	{
2090	struct yahoo_data *yd = yid->yd;
2091	char *id = NULL;
2092	char *who = NULL;
2093	char *msg = NULL;
2094	char *name = NULL;
2095	int state = YAHOO_STATUS_AVAILABLE;
2096	int away = 0;
2097	int idle = 0;
2098	int mobile = 0;
2099
2100	YList *l;
2101
2102	for (l = pkt->hash; l; l = l->next) {
2103	struct yahoo_pair *pair = l->data;
2104	if (pair->key == 1)
2105	id = pair->value;
2106	else if (pair->key == 3)
2107	who = pair->value;
2108	else if (pair->key == 14)
2109	msg = pair->value;
2110	else if (pair->key == 7)
2111	name = pair->value;
2112	else if (pair->key == 10)
2113	state = strtol(pair->value, NULL, 10);
2114	else if (pair->key == 15)
2115	; /* tm */
2116	else if (pair->key == 13)
2117	; /* online */
2118	else if (pair->key == 47)
2119	away = strtol(pair->value, NULL, 10);
2120	else if (pair->key == 137)
2121	idle = strtol(pair->value, NULL, 10);
2122	else if (pair->key == 60)
2123	mobile = strtol(pair->value, NULL, 10);
2124
2125	}
2126
2127	if (id)
2128	YAHOO_CALLBACK(ext_yahoo_contact_added) (yd->client_id, id, who,
2129	msg);
2130	else if (name)
2131	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->client_id, name,
2132	state, msg, away, idle, mobile);
2133	else if (pkt->status == 0x07)
2134	YAHOO_CALLBACK(ext_yahoo_rejected) (yd->client_id, who, msg);
2135	}
2136
2137	static void yahoo_process_buddyadd(struct yahoo_input_data *yid,
2138	struct yahoo_packet *pkt)
2139	{
2140	struct yahoo_data *yd = yid->yd;
2141	char *who = NULL;
2142	char *where = NULL;
2143	int status = 0;
2144
2145	struct yahoo_buddy *bud = NULL;
2146
2147	YList *l;
2148	for (l = pkt->hash; l; l = l->next) {
2149	struct yahoo_pair *pair = l->data;
2150	if (pair->key == 1)
2151	; /* Me... don't care */
2152	if (pair->key == 7)
2153	who = pair->value;
2154	if (pair->key == 65)
2155	where = pair->value;
2156	if (pair->key == 66)
2157	status = strtol(pair->value, NULL, 10);
2158	}
2159
2160	if (!who)
2161	return;
2162	if (!where)
2163	where = "Unknown";
2164
2165	bud = y_new0(struct yahoo_buddy, 1);
2166	bud->id = strdup(who);
2167	bud->group = strdup(where);
2168	bud->real_name = NULL;
2169
2170	yd->buddies = y_list_append(yd->buddies, bud);
2171
2172	#if 0
2173	/* BitlBee: This seems to be wrong in my experience. I think:
2174	status = 0: Success
2175	status = 2: Already on list
2176	status = 3: Doesn't exist
2177	status = 42: Invalid handle (possibly banned/reserved, I get it for
2178	handles like joe or jjjjjj)
2179	Haven't seen others yet. But whenever the add is successful, there
2180	will be a separate "went online" packet when the auth. request is
2181	accepted. Couldn't find any test account that doesn't require auth.
2182	unfortunately (if there is even such a thing?) */
2183
2184	/* A non-zero status (i've seen 2) seems to mean the buddy is already
2185	* added and is online */
2186	if (status) {
2187	LOG(("Setting online see packet for info"));
2188	yahoo_dump_unhandled(pkt);
2189	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->client_id, who,
2190	YAHOO_STATUS_AVAILABLE, NULL, 0, 0, 0);
2191	}
2192	#endif
2193	/* BitlBee: Need ACK of added buddy, if it was successful. */
2194	if (status == 0) {
2195	YList *tmp = y_list_append(NULL, bud);
2196	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id, tmp);
2197	y_list_free(tmp);
2198	}
2199	}
2200
2201	static void yahoo_process_buddydel(struct yahoo_input_data *yid,
2202	struct yahoo_packet *pkt)
2203	{
2204	struct yahoo_data *yd = yid->yd;
2205	char *who = NULL;
2206	char *where = NULL;
2207	struct yahoo_buddy *bud;
2208
2209	YList *buddy;
2210
2211	YList *l;
2212	for (l = pkt->hash; l; l = l->next) {
2213	struct yahoo_pair *pair = l->data;
2214	if (pair->key == 1)
2215	; /* Me... don't care */
2216	else if (pair->key == 7)
2217	who = pair->value;
2218	else if (pair->key == 65)
2219	where = pair->value;
2220	else if (pair->key == 66)
2221	; /* unk_66 */
2222	else
2223	DEBUG_MSG(("unknown key: %d = %s", pair->key,
2224	pair->value));
2225	}
2226
2227	if (!who \|\| !where)
2228	return;
2229
2230	bud = y_new0(struct yahoo_buddy, 1);
2231	bud->id = strdup(who);
2232	bud->group = strdup(where);
2233
2234	buddy = y_list_find_custom(yd->buddies, bud, is_same_bud);
2235
2236	FREE(bud->id);
2237	FREE(bud->group);
2238	FREE(bud);
2239
2240	if (buddy) {
2241	bud = buddy->data;
2242	yd->buddies = y_list_remove_link(yd->buddies, buddy);
2243	y_list_free_1(buddy);
2244
2245	FREE(bud->id);
2246	FREE(bud->group);
2247	FREE(bud->real_name);
2248	FREE(bud);
2249
2250	bud = NULL;
2251	}
2252	}
2253
2254	static void yahoo_process_ignore(struct yahoo_input_data *yid,
2255	struct yahoo_packet *pkt)
2256	{
2257	YList *l;
2258	for (l = pkt->hash; l; l = l->next) {
2259	struct yahoo_pair *pair = l->data;
2260	if (pair->key == 0)
2261	; /* who */
2262	if (pair->key == 1)
2263	; /* Me... don't care */
2264	if (pair->key == 13) /* 1 == ignore, 2 == unignore */
2265	;
2266	if (pair->key == 66)
2267	; /* status */
2268	}
2269
2270	/*
2271	* status
2272	* 0 - ok
2273	* 2 - already in ignore list, could not add
2274	* 3 - not in ignore list, could not delete
2275	* 12 - is a buddy, could not add
2276	*/
2277
2278	/* if(status)
2279	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, who, 0, status);
2280	*/
2281	}
2282
2283	static void yahoo_process_voicechat(struct yahoo_input_data *yid,
2284	struct yahoo_packet *pkt)
2285	{
2286	char *who = NULL;
2287	char *me = NULL;
2288	char *room = NULL;
2289
2290	YList *l;
2291	for (l = pkt->hash; l; l = l->next) {
2292	struct yahoo_pair *pair = l->data;
2293	if (pair->key == 4)
2294	who = pair->value;
2295	if (pair->key == 5)
2296	me = pair->value;
2297	if (pair->key == 13)
2298	; /* voice room */
2299	if (pair->key == 57)
2300	room = pair->value;
2301	}
2302
2303	NOTICE(("got voice chat invite from %s in %s to identity %s", who, room,
2304	me));
2305	/*
2306	* send: s:0 1:me 5:who 57:room 13:1
2307	* ???? s:4 5:who 10:99 19:-1615114531
2308	* gotr: s:4 5:who 10:99 19:-1615114615
2309	* ???? s:1 5:me 4:who 57:room 13:3room
2310	* got: s:1 5:me 4:who 57:room 13:1room
2311	* rej: s:0 1:me 5:who 57:room 13:3
2312	* rejr: s:4 5:who 10:99 19:-1617114599
2313	*/
2314	}
2315
2316	static void yahoo_process_ping(struct yahoo_input_data *yid,
2317	struct yahoo_packet *pkt)
2318	{
2319	char *errormsg = NULL;
2320
2321	YList *l;
2322	for (l = pkt->hash; l; l = l->next) {
2323	struct yahoo_pair *pair = l->data;
2324	if (pair->key == 16)
2325	errormsg = pair->value;
2326	}
2327
2328	NOTICE(("got ping packet"));
2329	YAHOO_CALLBACK(ext_yahoo_got_ping) (yid->yd->client_id, errormsg);
2330	}
2331
2332	static void yahoo_process_buddy_change_group(struct yahoo_input_data *yid,
2333	struct yahoo_packet *pkt)
2334	{
2335	YList *l;
2336	char *me = NULL;
2337	char *who = NULL;
2338	char *old_group = NULL;
2339	char *new_group = NULL;
2340
2341	for (l = pkt->hash; l; l = l->next) {
2342	struct yahoo_pair *pair = l->data;
2343	if (pair->key == 1)
2344	me = pair->value;
2345	if (pair->key == 7)
2346	who = pair->value;
2347	if (pair->key == 224)
2348	old_group = pair->value;
2349	if (pair->key == 264)
2350	new_group = pair->value;
2351	}
2352
2353	YAHOO_CALLBACK(ext_yahoo_got_buddy_change_group) (yid->yd->client_id,
2354	me, who, old_group, new_group);
2355	}
2356
2357	static void _yahoo_webcam_get_server_connected(void fd, int error, void d)
2358	{
2359	struct yahoo_input_data *yid = d;
2360	char *who = yid->wcm->user;
2361	char *data = NULL;
2362	char *packet = NULL;
2363	unsigned char magic_nr[] = { 0, 1, 0 };
2364	unsigned char header_len = 8;
2365	unsigned int len = 0;
2366	unsigned int pos = 0;
2367
2368	if (error \|\| !fd) {
2369	FREE(who);
2370	FREE(yid);
2371	return;
2372	}
2373
2374	yid->fd = fd;
2375	inputs = y_list_prepend(inputs, yid);
2376
2377	/* send initial packet */
2378	if (who)
2379	data = strdup("<RVWCFG>");
2380	else
2381	data = strdup("<RUPCFG>");
2382	yahoo_add_to_send_queue(yid, data, strlen(data));
2383	FREE(data);
2384
2385	/* send data */
2386	if (who) {
2387	data = strdup("g=");
2388	data = y_string_append(data, who);
2389	data = y_string_append(data, "\r\n");
2390	} else {
2391	data = strdup("f=1\r\n");
2392	}
2393	len = strlen(data);
2394	packet = y_new0(char, header_len + len);
2395	packet[pos++] = header_len;
2396	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
2397	pos += sizeof(magic_nr);
2398	pos += yahoo_put32(packet + pos, len);
2399	memcpy(packet + pos, data, len);
2400	pos += len;
2401	yahoo_add_to_send_queue(yid, packet, pos);
2402	FREE(packet);
2403	FREE(data);
2404
2405	yid->read_tag =
2406	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
2407	YAHOO_INPUT_READ, yid);
2408	}
2409
2410	static void yahoo_webcam_get_server(struct yahoo_input_data y, char who,
2411	char *key)
2412	{
2413	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
2414	struct yahoo_server_settings *yss = y->yd->server_settings;
2415
2416	yid->type = YAHOO_CONNECTION_WEBCAM_MASTER;
2417	yid->yd = y->yd;
2418	yid->wcm = y_new0(struct yahoo_webcam, 1);
2419	yid->wcm->user = who ? strdup(who) : NULL;
2420	yid->wcm->direction = who ? YAHOO_WEBCAM_DOWNLOAD : YAHOO_WEBCAM_UPLOAD;
2421	yid->wcm->key = strdup(key);
2422
2423	YAHOO_CALLBACK(ext_yahoo_connect_async) (yid->yd->client_id,
2424	yss->webcam_host, yss->webcam_port,
2425	_yahoo_webcam_get_server_connected, yid, 0);
2426
2427	}
2428
2429	static YList *webcam_queue = NULL;
2430	static void yahoo_process_webcam_key(struct yahoo_input_data *yid,
2431	struct yahoo_packet *pkt)
2432	{
2433	char *key = NULL;
2434	char *who = NULL;
2435
2436	YList *l;
2437	yahoo_dump_unhandled(pkt);
2438	for (l = pkt->hash; l; l = l->next) {
2439	struct yahoo_pair *pair = l->data;
2440	if (pair->key == 5)
2441	; /* me */
2442	if (pair->key == 61)
2443	key = pair->value;
2444	}
2445
2446	l = webcam_queue;
2447	if (!l)
2448	return;
2449	who = l->data;
2450	webcam_queue = y_list_remove_link(webcam_queue, webcam_queue);
2451	y_list_free_1(l);
2452	yahoo_webcam_get_server(yid, who, key);
2453	FREE(who);
2454	}
2455
2456	static void yahoo_packet_process(struct yahoo_input_data *yid,
2457	struct yahoo_packet *pkt)
2458	{
2459	DEBUG_MSG(("yahoo_packet_process: 0x%02x", pkt->service));
2460	switch (pkt->service) {
2461	case YAHOO_SERVICE_USERSTAT:
2462	case YAHOO_SERVICE_LOGON:
2463	case YAHOO_SERVICE_LOGOFF:
2464	case YAHOO_SERVICE_ISAWAY:
2465	case YAHOO_SERVICE_ISBACK:
2466	case YAHOO_SERVICE_GAMELOGON:
2467	case YAHOO_SERVICE_GAMELOGOFF:
2468	case YAHOO_SERVICE_IDACT:
2469	case YAHOO_SERVICE_IDDEACT:
2470	case YAHOO_SERVICE_Y6_STATUS_UPDATE:
2471	case YAHOO_SERVICE_Y8_STATUS:
2472	yahoo_process_status(yid, pkt);
2473	break;
2474	case YAHOO_SERVICE_NOTIFY:
2475	yahoo_process_notify(yid, pkt);
2476	break;
2477	case YAHOO_SERVICE_MESSAGE:
2478	case YAHOO_SERVICE_GAMEMSG:
2479	case YAHOO_SERVICE_SYSMESSAGE:
2480	yahoo_process_message(yid, pkt);
2481	break;
2482	case YAHOO_SERVICE_NEWMAIL:
2483	yahoo_process_mail(yid, pkt);
2484	break;
2485	case YAHOO_SERVICE_Y7_AUTHORIZATION:
2486	yahoo_process_new_contact(yid, pkt);
2487	break;
2488	case YAHOO_SERVICE_NEWCONTACT:
2489	yahoo_process_contact(yid, pkt);
2490	break;
2491	case YAHOO_SERVICE_LIST:
2492	yahoo_process_list(yid, pkt);
2493	break;
2494	case YAHOO_SERVICE_VERIFY:
2495	yahoo_process_verify(yid, pkt);
2496	break;
2497	case YAHOO_SERVICE_AUTH:
2498	yahoo_process_auth(yid, pkt);
2499	break;
2500	case YAHOO_SERVICE_AUTHRESP:
2501	yahoo_process_auth_resp(yid, pkt);
2502	break;
2503	case YAHOO_SERVICE_CONFINVITE:
2504	case YAHOO_SERVICE_CONFADDINVITE:
2505	case YAHOO_SERVICE_CONFDECLINE:
2506	case YAHOO_SERVICE_CONFLOGON:
2507	case YAHOO_SERVICE_CONFLOGOFF:
2508	case YAHOO_SERVICE_CONFMSG:
2509	yahoo_process_conference(yid, pkt);
2510	break;
2511	case YAHOO_SERVICE_CHATONLINE:
2512	case YAHOO_SERVICE_CHATGOTO:
2513	case YAHOO_SERVICE_CHATJOIN:
2514	case YAHOO_SERVICE_CHATLEAVE:
2515	case YAHOO_SERVICE_CHATEXIT:
2516	case YAHOO_SERVICE_CHATLOGOUT:
2517	case YAHOO_SERVICE_CHATPING:
2518	case YAHOO_SERVICE_COMMENT:
2519	yahoo_process_chat(yid, pkt);
2520	break;
2521	case YAHOO_SERVICE_P2PFILEXFER:
2522	case YAHOO_SERVICE_Y7_FILETRANSFER:
2523	yahoo_process_filetransfer(yid, pkt);
2524	break;
2525	case YAHOO_SERVICE_Y7_FILETRANSFERINFO:
2526	yahoo_process_filetransferinfo(yid, pkt);
2527	break;
2528	case YAHOO_SERVICE_Y7_FILETRANSFERACCEPT:
2529	yahoo_process_filetransferaccept(yid, pkt);
2530	break;
2531	case YAHOO_SERVICE_ADDBUDDY:
2532	yahoo_process_buddyadd(yid, pkt);
2533	break;
2534	case YAHOO_SERVICE_REMBUDDY:
2535	yahoo_process_buddydel(yid, pkt);
2536	break;
2537	case YAHOO_SERVICE_IGNORECONTACT:
2538	yahoo_process_ignore(yid, pkt);
2539	break;
2540	case YAHOO_SERVICE_VOICECHAT:
2541	yahoo_process_voicechat(yid, pkt);
2542	break;
2543	case YAHOO_SERVICE_WEBCAM:
2544	yahoo_process_webcam_key(yid, pkt);
2545	break;
2546	case YAHOO_SERVICE_PING:
2547	yahoo_process_ping(yid, pkt);
2548	break;
2549	case YAHOO_SERVICE_Y7_CHANGE_GROUP:
2550	yahoo_process_buddy_change_group(yid, pkt);
2551	break;
2552	case YAHOO_SERVICE_IDLE:
2553	case YAHOO_SERVICE_MAILSTAT:
2554	case YAHOO_SERVICE_CHATINVITE:
2555	case YAHOO_SERVICE_CALENDAR:
2556	case YAHOO_SERVICE_NEWPERSONALMAIL:
2557	case YAHOO_SERVICE_ADDIDENT:
2558	case YAHOO_SERVICE_ADDIGNORE:
2559	case YAHOO_SERVICE_GOTGROUPRENAME:
2560	case YAHOO_SERVICE_GROUPRENAME:
2561	case YAHOO_SERVICE_PASSTHROUGH2:
2562	case YAHOO_SERVICE_CHATLOGON:
2563	case YAHOO_SERVICE_CHATLOGOFF:
2564	case YAHOO_SERVICE_CHATMSG:
2565	case YAHOO_SERVICE_REJECTCONTACT:
2566	case YAHOO_SERVICE_PEERTOPEER:
2567	WARNING(("unhandled service 0x%02x", pkt->service));
2568	yahoo_dump_unhandled(pkt);
2569	break;
2570	case YAHOO_SERVICE_PICTURE:
2571	yahoo_process_picture(yid, pkt);
2572	break;
2573	case YAHOO_SERVICE_PICTURE_CHECKSUM:
2574	yahoo_process_picture_checksum(yid, pkt);
2575	break;
2576	case YAHOO_SERVICE_PICTURE_UPLOAD:
2577	yahoo_process_picture_upload(yid, pkt);
2578	break;
2579	case YAHOO_SERVICE_Y8_LIST: /* Buddy List */
2580	yahoo_process_buddy_list(yid, pkt);
2581	break;
2582	default:
2583	WARNING(("unknown service 0x%02x", pkt->service));
2584	yahoo_dump_unhandled(pkt);
2585	break;
2586	}
2587	}
2588
2589	static struct yahoo_packet yahoo_getdata(struct yahoo_input_data yid)
2590	{
2591	struct yahoo_packet *pkt;
2592	struct yahoo_data *yd = yid->yd;
2593	int pos = 0;
2594	int pktlen;
2595
2596	if (!yd)
2597	return NULL;
2598
2599	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2600	if (yid->rxlen < YAHOO_PACKET_HDRLEN) {
2601	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN"));
2602	return NULL;
2603	}
2604
2605	pos += 4; /* YMSG */
2606	pos += 2;
2607	pos += 2;
2608
2609	pktlen = yahoo_get16(yid->rxqueue + pos);
2610	pos += 2;
2611	DEBUG_MSG(("%d bytes to read, rxlen is %d", pktlen, yid->rxlen));
2612
2613	if (yid->rxlen < (YAHOO_PACKET_HDRLEN + pktlen)) {
2614	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN + pktlen"));
2615	return NULL;
2616	}
2617
2618	LOG(("reading packet"));
2619	yahoo_packet_dump(yid->rxqueue, YAHOO_PACKET_HDRLEN + pktlen);
2620
2621	pkt = yahoo_packet_new(0, 0, 0);
2622
2623	pkt->service = yahoo_get16(yid->rxqueue + pos);
2624	pos += 2;
2625	pkt->status = yahoo_get32(yid->rxqueue + pos);
2626	pos += 4;
2627	DEBUG_MSG(("Yahoo Service: 0x%02x Status: %d", pkt->service,
2628	pkt->status));
2629	pkt->id = yahoo_get32(yid->rxqueue + pos);
2630	pos += 4;
2631
2632	yd->session_id = pkt->id;
2633
2634	yahoo_packet_read(pkt, yid->rxqueue + pos, pktlen);
2635
2636	yid->rxlen -= YAHOO_PACKET_HDRLEN + pktlen;
2637	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2638	if (yid->rxlen > 0) {
2639	unsigned char *tmp = y_memdup(yid->rxqueue + YAHOO_PACKET_HDRLEN
2640	+ pktlen, yid->rxlen);
2641	FREE(yid->rxqueue);
2642	yid->rxqueue = tmp;
2643	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2644	yid->rxqueue));
2645	} else {
2646	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2647	FREE(yid->rxqueue);
2648	}
2649
2650	return pkt;
2651	}
2652
2653	#if 0
2654	static struct yab yahoo_yab_read(unsigned char d, int len)
2655	{
2656	char st, en;
2657	char data = (char )d;
2658	struct yab *yab = NULL;
2659
2660	data[len] = '\0';
2661
2662	DEBUG_MSG(("Got yab: %s", data));
2663	st = en = strstr(data, "e0=\"");
2664	if (st) {
2665	yab = y_new0(struct yab, 1);
2666
2667	st += strlen("e0=\"");
2668	en = strchr(st, '"');
2669	*en++ = '\0';
2670	yab->email = yahoo_xmldecode(st);
2671	}
2672
2673	if (!en)
2674	return NULL;
2675
2676	st = strstr(en, "id=\"");
2677	if (st) {
2678	st += strlen("id=\"");
2679	en = strchr(st, '"');
2680	*en++ = '\0';
2681	yab->yid = atoi(yahoo_xmldecode(st));
2682	}
2683
2684	st = strstr(en, "fn=\"");
2685	if (st) {
2686	st += strlen("fn=\"");
2687	en = strchr(st, '"');
2688	*en++ = '\0';
2689	yab->fname = yahoo_xmldecode(st);
2690	}
2691
2692	st = strstr(en, "ln=\"");
2693	if (st) {
2694	st += strlen("ln=\"");
2695	en = strchr(st, '"');
2696	*en++ = '\0';
2697	yab->lname = yahoo_xmldecode(st);
2698	}
2699
2700	st = strstr(en, "nn=\"");
2701	if (st) {
2702	st += strlen("nn=\"");
2703	en = strchr(st, '"');
2704	*en++ = '\0';
2705	yab->nname = yahoo_xmldecode(st);
2706	}
2707
2708	st = strstr(en, "yi=\"");
2709	if (st) {
2710	st += strlen("yi=\"");
2711	en = strchr(st, '"');
2712	*en++ = '\0';
2713	yab->id = yahoo_xmldecode(st);
2714	}
2715
2716	st = strstr(en, "hphone=\"");
2717	if (st) {
2718	st += strlen("hphone=\"");
2719	en = strchr(st, '"');
2720	*en++ = '\0';
2721	yab->hphone = yahoo_xmldecode(st);
2722	}
2723
2724	st = strstr(en, "wphone=\"");
2725	if (st) {
2726	st += strlen("wphone=\"");
2727	en = strchr(st, '"');
2728	*en++ = '\0';
2729	yab->wphone = yahoo_xmldecode(st);
2730	}
2731
2732	st = strstr(en, "mphone=\"");
2733	if (st) {
2734	st += strlen("mphone=\"");
2735	en = strchr(st, '"');
2736	*en++ = '\0';
2737	yab->mphone = yahoo_xmldecode(st);
2738	}
2739
2740	st = strstr(en, "dbid=\"");
2741	if (st) {
2742	st += strlen("dbid=\"");
2743	en = strchr(st, '"');
2744	*en++ = '\0';
2745	yab->dbid = atoi(st);
2746	}
2747
2748	return yab;
2749	}
2750
2751	static struct yab yahoo_getyab(struct yahoo_input_data yid)
2752	{
2753	struct yab *yab = NULL;
2754	int pos = 0, end = 0;
2755	struct yahoo_data *yd = yid->yd;
2756
2757	if (!yd)
2758	return NULL;
2759
2760	do {
2761	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2762
2763	if (yid->rxlen <= strlen("<ct"))
2764	return NULL;
2765
2766	/* start with <ct */
2767	while (pos < yid->rxlen - strlen("<ct") + 1
2768	&& memcmp(yid->rxqueue + pos, "<ct", strlen("<ct")))
2769	pos++;
2770
2771	if (pos >= yid->rxlen - 1)
2772	return NULL;
2773
2774	end = pos + 2;
2775	/* end with > */
2776	while (end < yid->rxlen - strlen(">")
2777	&& memcmp(yid->rxqueue + end, ">", strlen(">")))
2778	end++;
2779
2780	if (end >= yid->rxlen - 1)
2781	return NULL;
2782
2783	yab = yahoo_yab_read(yid->rxqueue + pos, end + 2 - pos);
2784
2785	yid->rxlen -= end + 1;
2786	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen,
2787	yid->rxqueue));
2788	if (yid->rxlen > 0) {
2789	unsigned char *tmp =
2790	y_memdup(yid->rxqueue + end + 1, yid->rxlen);
2791	FREE(yid->rxqueue);
2792	yid->rxqueue = tmp;
2793	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2794	yid->rxqueue));
2795	} else {
2796	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2797	FREE(yid->rxqueue);
2798	}
2799
2800	} while (!yab && end < yid->rxlen - 1);
2801
2802	return yab;
2803	}
2804	#endif
2805
2806	static char yahoo_getwebcam_master(struct yahoo_input_data yid)
2807	{
2808	unsigned int pos = 0;
2809	unsigned int len = 0;
2810	unsigned int status = 0;
2811	char *server = NULL;
2812	struct yahoo_data *yd = yid->yd;
2813
2814	if (!yid \|\| !yd)
2815	return NULL;
2816
2817	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2818
2819	len = yid->rxqueue[pos++];
2820	if (yid->rxlen < len)
2821	return NULL;
2822
2823	/* extract status (0 = ok, 6 = webcam not online) */
2824	status = yid->rxqueue[pos++];
2825
2826	if (status == 0) {
2827	pos += 2; /* skip next 2 bytes */
2828	server = y_memdup(yid->rxqueue + pos, 16);
2829	pos += 16;
2830	} else if (status == 6) {
2831	YAHOO_CALLBACK(ext_yahoo_webcam_closed)
2832	(yd->client_id, yid->wcm->user, 4);
2833	}
2834
2835	/* skip rest of the data */
2836
2837	yid->rxlen -= len;
2838	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2839	if (yid->rxlen > 0) {
2840	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
2841	FREE(yid->rxqueue);
2842	yid->rxqueue = tmp;
2843	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2844	yid->rxqueue));
2845	} else {
2846	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2847	FREE(yid->rxqueue);
2848	}
2849
2850	return server;
2851	}
2852
2853	static int yahoo_get_webcam_data(struct yahoo_input_data *yid)
2854	{
2855	unsigned char reason = 0;
2856	unsigned int pos = 0;
2857	unsigned int begin = 0;
2858	unsigned int end = 0;
2859	unsigned int closed = 0;
2860	unsigned char header_len = 0;
2861	char *who;
2862	int connect = 0;
2863	struct yahoo_data *yd = yid->yd;
2864
2865	if (!yd)
2866	return -1;
2867
2868	if (!yid->wcm \|\| !yid->wcd \|\| !yid->rxlen)
2869	return -1;
2870
2871	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2872
2873	/* if we are not reading part of image then read header */
2874	if (!yid->wcd->to_read) {
2875	header_len = yid->rxqueue[pos++];
2876	yid->wcd->packet_type = 0;
2877
2878	if (yid->rxlen < header_len)
2879	return 0;
2880
2881	if (header_len >= 8) {
2882	reason = yid->rxqueue[pos++];
2883	/* next 2 bytes should always be 05 00 */
2884	pos += 2;
2885	yid->wcd->data_size = yahoo_get32(yid->rxqueue + pos);
2886	pos += 4;
2887	yid->wcd->to_read = yid->wcd->data_size;
2888	}
2889	if (header_len >= 13) {
2890	yid->wcd->packet_type = yid->rxqueue[pos++];
2891	yid->wcd->timestamp = yahoo_get32(yid->rxqueue + pos);
2892	pos += 4;
2893	}
2894
2895	/* skip rest of header */
2896	pos = header_len;
2897	}
2898
2899	begin = pos;
2900	pos += yid->wcd->to_read;
2901	if (pos > yid->rxlen)
2902	pos = yid->rxlen;
2903
2904	/* if it is not an image then make sure we have the whole packet */
2905	if (yid->wcd->packet_type != 0x02) {
2906	if ((pos - begin) != yid->wcd->data_size) {
2907	yid->wcd->to_read = 0;
2908	return 0;
2909	} else {
2910	yahoo_packet_dump(yid->rxqueue + begin, pos - begin);
2911	}
2912	}
2913
2914	DEBUG_MSG(("packet type %.2X, data length %d", yid->wcd->packet_type,
2915	yid->wcd->data_size));
2916
2917	/* find out what kind of packet we got */
2918	switch (yid->wcd->packet_type) {
2919	case 0x00:
2920	/* user requests to view webcam (uploading) */
2921	if (yid->wcd->data_size &&
2922	yid->wcm->direction == YAHOO_WEBCAM_UPLOAD) {
2923	end = begin;
2924	while (end <= yid->rxlen && yid->rxqueue[end++] != 13) ;
2925	if (end > begin) {
2926	who = y_memdup(yid->rxqueue + begin,
2927	end - begin);
2928	who[end - begin - 1] = 0;
2929	YAHOO_CALLBACK(ext_yahoo_webcam_viewer) (yd->
2930	client_id, who + 2, 2);
2931	FREE(who);
2932	}
2933	}
2934
2935	if (yid->wcm->direction == YAHOO_WEBCAM_DOWNLOAD) {
2936	/* timestamp/status field */
2937	/* 0 = declined viewing permission */
2938	/* 1 = accepted viewing permission */
2939	if (yid->wcd->timestamp == 0) {
2940	YAHOO_CALLBACK(ext_yahoo_webcam_closed) (yd->
2941	client_id, yid->wcm->user, 3);
2942	}
2943	}
2944	break;
2945	case 0x01: /* status packets?? */
2946	/* timestamp contains status info */
2947	/* 00 00 00 01 = we have data?? */
2948	break;
2949	case 0x02: /* image data */
2950	YAHOO_CALLBACK(ext_yahoo_got_webcam_image) (yd->client_id,
2951	yid->wcm->user, yid->rxqueue + begin,
2952	yid->wcd->data_size, pos - begin, yid->wcd->timestamp);
2953	break;
2954	case 0x05: /* response packets when uploading */
2955	if (!yid->wcd->data_size) {
2956	YAHOO_CALLBACK(ext_yahoo_webcam_data_request) (yd->
2957	client_id, yid->wcd->timestamp);
2958	}
2959	break;
2960	case 0x07: /* connection is closing */
2961	switch (reason) {
2962	case 0x01: /* user closed connection */
2963	closed = 1;
2964	break;
2965	case 0x0F: /* user cancelled permission */
2966	closed = 2;
2967	break;
2968	}
2969	YAHOO_CALLBACK(ext_yahoo_webcam_closed) (yd->client_id,
2970	yid->wcm->user, closed);
2971	break;
2972	case 0x0C: /* user connected */
2973	case 0x0D: /* user disconnected */
2974	if (yid->wcd->data_size) {
2975	who = y_memdup(yid->rxqueue + begin, pos - begin + 1);
2976	who[pos - begin] = 0;
2977	if (yid->wcd->packet_type == 0x0C)
2978	connect = 1;
2979	else
2980	connect = 0;
2981	YAHOO_CALLBACK(ext_yahoo_webcam_viewer) (yd->client_id,
2982	who, connect);
2983	FREE(who);
2984	}
2985	break;
2986	case 0x13: /* user data */
2987	/* i=user_ip (ip of the user we are viewing) */
2988	/* j=user_ext_ip (external ip of the user we */
2989	/* are viewing) */
2990	break;
2991	case 0x17: /* ?? */
2992	break;
2993	}
2994	yid->wcd->to_read -= pos - begin;
2995
2996	yid->rxlen -= pos;
2997	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2998	if (yid->rxlen > 0) {
2999	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
3000	FREE(yid->rxqueue);
3001	yid->rxqueue = tmp;
3002	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
3003	yid->rxqueue));
3004	} else {
3005	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
3006	FREE(yid->rxqueue);
3007	}
3008
3009	/* If we read a complete packet return success */
3010	if (!yid->wcd->to_read)
3011	return 1;
3012
3013	return 0;
3014	}
3015
3016	int yahoo_write_ready(int id, void fd, void data)
3017	{
3018	struct yahoo_input_data *yid = data;
3019	int len;
3020	struct data_queue *tx;
3021
3022	LOG(("write callback: id=%d fd=%p data=%p", id, fd, data));
3023	if (!yid \|\| !yid->txqueues)
3024	return -2;
3025
3026	tx = yid->txqueues->data;
3027	LOG(("writing %d bytes", tx->len));
3028	len = yahoo_send_data(fd, tx->queue, MIN(1024, tx->len));
3029
3030	if (len == -1 && errno == EAGAIN)
3031	return 1;
3032
3033	if (len <= 0) {
3034	int e = errno;
3035	DEBUG_MSG(("len == %d (<= 0)", len));
3036	while (yid->txqueues) {
3037	YList *l = yid->txqueues;
3038	tx = l->data;
3039	free(tx->queue);
3040	free(tx);
3041	yid->txqueues =
3042	y_list_remove_link(yid->txqueues,
3043	yid->txqueues);
3044	y_list_free_1(l);
3045	}
3046	LOG(("yahoo_write_ready(%d, %p) len < 0", id, fd));
3047	YAHOO_CALLBACK(ext_yahoo_remove_handler) (id, yid->write_tag);
3048	yid->write_tag = 0;
3049	errno = e;
3050	return 0;
3051	}
3052
3053
3054	tx->len -= len;
3055	if (tx->len > 0) {
3056	unsigned char *tmp = y_memdup(tx->queue + len, tx->len);
3057	FREE(tx->queue);
3058	tx->queue = tmp;
3059	} else {
3060	YList *l = yid->txqueues;
3061	free(tx->queue);
3062	free(tx);
3063	yid->txqueues =
3064	y_list_remove_link(yid->txqueues, yid->txqueues);
3065	y_list_free_1(l);
3066	/*
3067	if(!yid->txqueues)
3068	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3069	*/
3070	if (!yid->txqueues) {
3071	LOG(("yahoo_write_ready(%d, %p) !txqueues", id, fd));
3072	YAHOO_CALLBACK(ext_yahoo_remove_handler) (id,
3073	yid->write_tag);
3074	yid->write_tag = 0;
3075	}
3076	}
3077
3078	return 1;
3079	}
3080
3081	static void yahoo_process_pager_connection(struct yahoo_input_data *yid,
3082	int over)
3083	{
3084	struct yahoo_packet *pkt;
3085	struct yahoo_data *yd = yid->yd;
3086	int id = yd->client_id;
3087
3088	if (over)
3089	return;
3090
3091	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER)
3092	&& (pkt = yahoo_getdata(yid)) != NULL) {
3093
3094	yahoo_packet_process(yid, pkt);
3095
3096	yahoo_packet_free(pkt);
3097	}
3098	}
3099
3100	static void yahoo_process_chatcat_connection(struct yahoo_input_data *yid,
3101	int over)
3102	{
3103	if (over)
3104	return;
3105
3106	if (strstr((char *)yid->rxqueue + (yid->rxlen - 20), "</content>")) {
3107	YAHOO_CALLBACK(ext_yahoo_chat_cat_xml) (yid->yd->client_id,
3108	(char *)yid->rxqueue);
3109	}
3110	}
3111
3112	#if 0
3113	static void yahoo_process_yab_connection(struct yahoo_input_data *yid, int over)
3114	{
3115	struct yahoo_data *yd = yid->yd;
3116	struct yab *yab;
3117	YList *buds;
3118	int changed = 0;
3119	int id = yd->client_id;
3120	int yab_used = 0;
3121
3122	LOG(("Got data for YAB"));
3123
3124	if (over)
3125	return;
3126
3127	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_YAB)
3128	&& (yab = yahoo_getyab(yid)) != NULL) {
3129	if (!yab->id)
3130	continue;
3131
3132	changed = 1;
3133	yab_used = 0;
3134	for (buds = yd->buddies; buds; buds = buds->next) {
3135	struct yahoo_buddy *bud = buds->data;
3136	if (!strcmp(bud->id, yab->id)) {
3137	yab_used = 1;
3138	bud->yab_entry = yab;
3139	if (yab->nname) {
3140	bud->real_name = strdup(yab->nname);
3141	} else if (yab->fname && yab->lname) {
3142	bud->real_name = y_new0(char,
3143	strlen(yab->fname) +
3144	strlen(yab->lname) + 2);
3145	sprintf(bud->real_name, "%s %s",
3146	yab->fname, yab->lname);
3147	} else if (yab->fname) {
3148	bud->real_name = strdup(yab->fname);
3149	}
3150	break; /* for */
3151	}
3152	}
3153
3154	if (!yab_used) {
3155	FREE(yab->fname);
3156	FREE(yab->lname);
3157	FREE(yab->nname);
3158	FREE(yab->id);
3159	FREE(yab->email);
3160	FREE(yab->hphone);
3161	FREE(yab->wphone);
3162	FREE(yab->mphone);
3163	FREE(yab);
3164	}
3165
3166	}
3167
3168	if (changed)
3169	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id,
3170	yd->buddies);
3171	}
3172	#endif
3173
3174	static void yahoo_process_search_connection(struct yahoo_input_data *yid,
3175	int over)
3176	{
3177	struct yahoo_found_contact *yct = NULL;
3178	char p = (char )yid->rxqueue, np, cp;
3179	int k, n;
3180	int start = 0, found = 0, total = 0;
3181	YList *contacts = NULL;
3182	struct yahoo_input_data *pyid =
3183	find_input_by_id_and_type(yid->yd->client_id,
3184	YAHOO_CONNECTION_PAGER);
3185
3186	if (!over \|\| !pyid)
3187	return;
3188
3189	if (p && (p = strstr(p, "\r\n\r\n"))) {
3190	p += 4;
3191
3192	for (k = 0; (p = strchr(p, 4)) && (k < 4); k++) {
3193	p++;
3194	n = atoi(p);
3195	switch (k) {
3196	case 0:
3197	found = pyid->ys->lsearch_nfound = n;
3198	break;
3199	case 2:
3200	start = pyid->ys->lsearch_nstart = n;
3201	break;
3202	case 3:
3203	total = pyid->ys->lsearch_ntotal = n;
3204	break;
3205	}
3206	}
3207
3208	if (p)
3209	p++;
3210
3211	k = 0;
3212	while (p && *p) {
3213	cp = p;
3214	np = strchr(p, 4);
3215
3216	if (!np)
3217	break;
3218	*np = 0;
3219	p = np + 1;
3220
3221	switch (k++) {
3222	case 1:
3223	if (strlen(cp) > 2
3224	&& y_list_length(contacts) < total) {
3225	yct = y_new0(struct yahoo_found_contact,
3226	1);
3227	contacts = y_list_append(contacts, yct);
3228	yct->id = cp + 2;
3229	} else {
3230	*p = 0;
3231	}
3232	break;
3233	case 2:
3234	yct->online = !strcmp(cp, "2") ? 1 : 0;
3235	break;
3236	case 3:
3237	yct->gender = cp;
3238	break;
3239	case 4:
3240	yct->age = atoi(cp);
3241	break;
3242	case 5:
3243	/* not worth the context switch for strcmp */
3244	if (cp[0] != '\005' \|\| cp[1] != '\000')
3245	yct->location = cp;
3246	k = 0;
3247	break;
3248	}
3249	}
3250	}
3251
3252	YAHOO_CALLBACK(ext_yahoo_got_search_result) (yid->yd->client_id, found,
3253	start, total, contacts);
3254
3255	while (contacts) {
3256	YList *node = contacts;
3257	contacts = y_list_remove_link(contacts, node);
3258	free(node->data);
3259	y_list_free_1(node);
3260	}
3261	}
3262
3263	static void _yahoo_webcam_connected(void fd, int error, void d)
3264	{
3265	struct yahoo_input_data *yid = d;
3266	struct yahoo_webcam *wcm = yid->wcm;
3267	struct yahoo_data *yd = yid->yd;
3268	char conn_type[100];
3269	char *data = NULL;
3270	char *packet = NULL;
3271	unsigned char magic_nr[] = { 1, 0, 0, 0, 1 };
3272	unsigned header_len = 0;
3273	unsigned int len = 0;
3274	unsigned int pos = 0;
3275
3276	if (error \|\| !fd) {
3277	FREE(yid);
3278	return;
3279	}
3280
3281	yid->fd = fd;
3282	inputs = y_list_prepend(inputs, yid);
3283
3284	LOG(("Connected"));
3285	/* send initial packet */
3286	switch (wcm->direction) {
3287	case YAHOO_WEBCAM_DOWNLOAD:
3288	data = strdup("<REQIMG>");
3289	break;
3290	case YAHOO_WEBCAM_UPLOAD:
3291	data = strdup("<SNDIMG>");
3292	break;
3293	default:
3294	return;
3295	}
3296	yahoo_add_to_send_queue(yid, data, strlen(data));
3297	FREE(data);
3298
3299	/* send data */
3300	switch (wcm->direction) {
3301	case YAHOO_WEBCAM_DOWNLOAD:
3302	header_len = 8;
3303	data = strdup("a=2\r\nc=us\r\ne=21\r\nu=");
3304	data = y_string_append(data, yd->user);
3305	data = y_string_append(data, "\r\nt=");
3306	data = y_string_append(data, wcm->key);
3307	data = y_string_append(data, "\r\ni=");
3308	data = y_string_append(data, wcm->my_ip);
3309	data = y_string_append(data, "\r\ng=");
3310	data = y_string_append(data, wcm->user);
3311	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3312	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3313	data = y_string_append(data, conn_type);
3314	data = y_string_append(data, "\r\n");
3315	break;
3316	case YAHOO_WEBCAM_UPLOAD:
3317	header_len = 13;
3318	data = strdup("a=2\r\nc=us\r\nu=");
3319	data = y_string_append(data, yd->user);
3320	data = y_string_append(data, "\r\nt=");
3321	data = y_string_append(data, wcm->key);
3322	data = y_string_append(data, "\r\ni=");
3323	data = y_string_append(data, wcm->my_ip);
3324	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3325	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3326	data = y_string_append(data, conn_type);
3327	data = y_string_append(data, "\r\nb=");
3328	data = y_string_append(data, wcm->description);
3329	data = y_string_append(data, "\r\n");
3330	break;
3331	}
3332
3333	len = strlen(data);
3334	packet = y_new0(char, header_len + len);
3335	packet[pos++] = header_len;
3336	packet[pos++] = 0;
3337	switch (wcm->direction) {
3338	case YAHOO_WEBCAM_DOWNLOAD:
3339	packet[pos++] = 1;
3340	packet[pos++] = 0;
3341	break;
3342	case YAHOO_WEBCAM_UPLOAD:
3343	packet[pos++] = 5;
3344	packet[pos++] = 0;
3345	break;
3346	}
3347
3348	pos += yahoo_put32(packet + pos, len);
3349	if (wcm->direction == YAHOO_WEBCAM_UPLOAD) {
3350	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
3351	pos += sizeof(magic_nr);
3352	}
3353	memcpy(packet + pos, data, len);
3354	yahoo_add_to_send_queue(yid, packet, header_len + len);
3355	FREE(packet);
3356	FREE(data);
3357
3358	yid->read_tag =
3359	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id,
3360	yid->fd, YAHOO_INPUT_READ, yid);
3361	}
3362
3363	static void yahoo_webcam_connect(struct yahoo_input_data *y)
3364	{
3365	struct yahoo_webcam *wcm = y->wcm;
3366	struct yahoo_input_data *yid;
3367
3368	if (!wcm \|\| !wcm->server \|\| !wcm->key)
3369	return;
3370
3371	yid = y_new0(struct yahoo_input_data, 1);
3372	yid->type = YAHOO_CONNECTION_WEBCAM;
3373	yid->yd = y->yd;
3374
3375	/* copy webcam data to new connection */
3376	yid->wcm = y->wcm;
3377	y->wcm = NULL;
3378
3379	yid->wcd = y_new0(struct yahoo_webcam_data, 1);
3380
3381	LOG(("Connecting to: %s:%d", wcm->server, wcm->port));
3382	YAHOO_CALLBACK(ext_yahoo_connect_async) (y->yd->client_id, wcm->server,
3383	wcm->port, _yahoo_webcam_connected, yid, 0);
3384
3385	}
3386
3387	static void yahoo_process_webcam_master_connection(struct yahoo_input_data *yid,
3388	int over)
3389	{
3390	char *server;
3391	struct yahoo_server_settings *yss;
3392
3393	if (over)
3394	return;
3395
3396	server = yahoo_getwebcam_master(yid);
3397
3398	if (server) {
3399	yss = yid->yd->server_settings;
3400	yid->wcm->server = strdup(server);
3401	yid->wcm->port = yss->webcam_port;
3402	yid->wcm->conn_type = yss->conn_type;
3403	yid->wcm->my_ip = strdup(yss->local_host);
3404	if (yid->wcm->direction == YAHOO_WEBCAM_UPLOAD)
3405	yid->wcm->description = strdup(yss->webcam_description);
3406	yahoo_webcam_connect(yid);
3407	FREE(server);
3408	}
3409	}
3410
3411	static void yahoo_process_webcam_connection(struct yahoo_input_data *yid,
3412	int over)
3413	{
3414	int id = yid->yd->client_id;
3415	void *fd = yid->fd;
3416
3417	if (over)
3418	return;
3419
3420	/* as long as we still have packets available keep processing them */
3421	while (find_input_by_id_and_fd(id, fd)
3422	&& yahoo_get_webcam_data(yid) == 1) ;
3423	}
3424
3425	static void (yahoo_process_connection[]) (struct yahoo_input_data ,
3426	int over) = {
3427	yahoo_process_pager_connection, yahoo_process_ft_connection,
3428	NULL, /yahoo_process_yab_connection, /
3429	yahoo_process_webcam_master_connection,
3430	yahoo_process_webcam_connection,
3431	yahoo_process_chatcat_connection,
3432	yahoo_process_search_connection};
3433
3434	int yahoo_read_ready(int id, void fd, void data)
3435	{
3436	struct yahoo_input_data *yid = data;
3437	char buf[1024];
3438	int len;
3439
3440	LOG(("read callback: id=%d fd=%p data=%p", id, fd, data));
3441	if (!yid)
3442	return -2;
3443
3444	do {
3445	len = YAHOO_CALLBACK(ext_yahoo_read) (fd, buf, sizeof(buf));
3446	} while (len == -1 && errno == EINTR);
3447
3448	if (len == -1 && (errno == EAGAIN \|\| errno == EINTR)) /* we'll try again later */
3449	return 1;
3450
3451	if (len <= 0) {
3452	int e = errno;
3453	DEBUG_MSG(("len == %d (<= 0)", len));
3454
3455	if (yid->type == YAHOO_CONNECTION_PAGER) {
3456	YAHOO_CALLBACK(ext_yahoo_login_response) (yid->yd->
3457	client_id, YAHOO_LOGIN_SOCK, NULL);
3458	}
3459
3460	yahoo_process_connection[yid->type] (yid, 1);
3461	yahoo_input_close(yid);
3462
3463	/* no need to return an error, because we've already fixed it */
3464	if (len == 0)
3465	return 1;
3466
3467	errno = e;
3468	LOG(("read error: %s", strerror(errno)));
3469	return -1;
3470	}
3471
3472	yid->rxqueue =
3473	y_renew(unsigned char, yid->rxqueue, len + yid->rxlen + 1);
3474	memcpy(yid->rxqueue + yid->rxlen, buf, len);
3475	yid->rxlen += len;
3476	yid->rxqueue[yid->rxlen] = 0;
3477
3478	yahoo_process_connection[yid->type] (yid, 0);
3479
3480	return len;
3481	}
3482
3483	int yahoo_init_with_attributes(const char username, const char password, ...)
3484	{
3485	va_list ap;
3486	struct yahoo_data *yd;
3487
3488	yd = y_new0(struct yahoo_data, 1);
3489
3490	if (!yd)
3491	return 0;
3492
3493	yd->user = strdup(username);
3494	yd->password = strdup(password);
3495
3496	yd->initial_status = -1;
3497	yd->current_status = -1;
3498
3499	yd->client_id = ++last_id;
3500
3501	add_to_list(yd);
3502
3503	va_start(ap, password);
3504	yd->server_settings = _yahoo_assign_server_settings(ap);
3505	va_end(ap);
3506
3507	return yd->client_id;
3508	}
3509
3510	int yahoo_init(const char username, const char password)
3511	{
3512	return yahoo_init_with_attributes(username, password, NULL);
3513	}
3514
3515	static void yahoo_connected(void fd, int error, void data)
3516	{
3517	struct connect_callback_data *ccd = data;
3518	struct yahoo_data *yd = ccd->yd;
3519	struct yahoo_packet *pkt;
3520	struct yahoo_input_data *yid;
3521	struct yahoo_server_settings *yss = yd->server_settings;
3522
3523	if (error) {
3524	int tag;
3525	if (fallback_ports[ccd->i]) {
3526	char *host = yss->pager_host;
3527
3528	if (!host)
3529	host = yss->pager_host_list[ccd->server_i];
3530
3531	yss->pager_port = fallback_ports[ccd->i++];
3532	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->
3533	client_id, host, yss->pager_port,
3534	yahoo_connected, ccd, 0);
3535
3536	if (tag > 0)
3537	ccd->tag = tag;
3538	} else if (yss->pager_host_list
3539	&& yss->pager_host_list[ccd->server_i]) {
3540
3541	/* Get back to the default port */
3542	yss->pager_port = pager_port;
3543	ccd->server_i++;
3544	LOG(("Fallback: Connecting to %s:%d", yss->pager_host_list[ccd->server_i], yss->pager_port));
3545
3546	ccd->i = 0;
3547	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->client_id,
3548	yss->pager_host_list[ccd->server_i], yss->pager_port,
3549	yahoo_connected, ccd, 0);
3550	} else {
3551	FREE(ccd);
3552	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
3553	YAHOO_LOGIN_SOCK, NULL);
3554	}
3555	return;
3556	}
3557
3558	FREE(ccd);
3559
3560	/* fd == NULL && error == 0 means connect was cancelled */
3561	if (!fd)
3562	return;
3563
3564	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YPACKET_STATUS_DEFAULT,
3565	yd->session_id);
3566	NOTICE(("Sending initial packet"));
3567
3568	yahoo_packet_hash(pkt, 1, yd->user);
3569
3570	yid = find_input_by_id_and_type(yd->client_id, YAHOO_CONNECTION_PAGER);
3571	yid->fd = fd;
3572
3573	yahoo_send_packet(yid, pkt, 0);
3574
3575	yahoo_packet_free(pkt);
3576
3577	yid->read_tag =
3578	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id,
3579	yid->fd, YAHOO_INPUT_READ, yid);
3580	}
3581
3582	void *yahoo_get_fd(int id)
3583	{
3584	struct yahoo_input_data *yid =
3585	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3586	if (!yid)
3587	return 0;
3588	else
3589	return yid->fd;
3590	}
3591
3592	#if 0
3593	void yahoo_send_buzz(int id, const char from, const char who)
3594	{
3595	yahoo_send_im(id, from, who, "<ding>", 1, 0);
3596	}
3597	#endif
3598
3599	void yahoo_send_im(int id, const char from, const char who, const char *what,
3600	int utf8, int picture)
3601	{
3602	struct yahoo_input_data *yid =
3603	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3604	struct yahoo_packet *pkt = NULL;
3605	struct yahoo_data *yd;
3606	char pic_str[10];
3607
3608	if (!yid)
3609	return;
3610
3611	yd = yid->yd;
3612
3613	pkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE, (enum ypacket_status) YAHOO_STATUS_OFFLINE,
3614	yd->session_id);
3615
3616	snprintf(pic_str, sizeof(pic_str), "%d", picture);
3617
3618	if (from && strcmp(from, yd->user))
3619	yahoo_packet_hash(pkt, 0, yd->user);
3620	yahoo_packet_hash(pkt, 1, from ? from : yd->user);
3621	yahoo_packet_hash(pkt, 5, who);
3622	yahoo_packet_hash(pkt, 14, what);
3623
3624	if (utf8)
3625	yahoo_packet_hash(pkt, 97, "1");
3626
3627	yahoo_packet_hash(pkt, 63, ";0"); /* imvironment name; or ;0 */
3628	yahoo_packet_hash(pkt, 64, "0");
3629	yahoo_packet_hash(pkt, 206, pic_str);
3630
3631	yahoo_send_packet(yid, pkt, 0);
3632
3633	yahoo_packet_free(pkt);
3634	}
3635
3636	void yahoo_send_typing(int id, const char from, const char who, int typ)
3637	{
3638	struct yahoo_input_data *yid =
3639	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3640	struct yahoo_data *yd;
3641	struct yahoo_packet *pkt = NULL;
3642	if (!yid)
3643	return;
3644
3645	yd = yid->yd;
3646	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YPACKET_STATUS_NOTIFY,
3647	yd->session_id);
3648
3649	yahoo_packet_hash(pkt, 5, who);
3650	yahoo_packet_hash(pkt, 1, from ? from : yd->user);
3651	yahoo_packet_hash(pkt, 14, " ");
3652	yahoo_packet_hash(pkt, 13, typ ? "1" : "0");
3653	yahoo_packet_hash(pkt, 49, "TYPING");
3654
3655	yahoo_send_packet(yid, pkt, 0);
3656
3657	yahoo_packet_free(pkt);
3658	}
3659
3660	void yahoo_set_away(int id, enum yahoo_status state, const char *msg, int away)
3661	{
3662	struct yahoo_input_data *yid =
3663	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3664	struct yahoo_data *yd;
3665	struct yahoo_packet *pkt = NULL;
3666	int old_status;
3667	char s[4];
3668
3669	if (!yid)
3670	return;
3671
3672	yd = yid->yd;
3673
3674	old_status = yd->current_status;
3675	yd->current_status = state;
3676
3677	/* Thank you libpurple :) */
3678	if (yd->current_status == YAHOO_STATUS_INVISIBLE) {
3679	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_VISIBLE_TOGGLE,
3680	(enum ypacket_status) YAHOO_STATUS_AVAILABLE, 0);
3681	yahoo_packet_hash(pkt, 13, "2");
3682	yahoo_send_packet(yid, pkt, 0);
3683	yahoo_packet_free(pkt);
3684
3685	return;
3686	}
3687
3688	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_STATUS_UPDATE,
3689	yd->current_status, yd->session_id);
3690	snprintf(s, sizeof(s), "%d", yd->current_status);
3691	yahoo_packet_hash(pkt, 10, s);
3692	yahoo_packet_hash(pkt, 19, msg && state == YAHOO_STATUS_CUSTOM ? msg : "");
3693	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3694	yahoo_send_packet(yid, pkt, 0);
3695	yahoo_packet_free(pkt);
3696
3697	if (old_status == YAHOO_STATUS_INVISIBLE) {
3698	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_VISIBLE_TOGGLE,
3699	(enum ypacket_status) YAHOO_STATUS_AVAILABLE, 0);
3700	yahoo_packet_hash(pkt, 13, "1");
3701	yahoo_send_packet(yid, pkt, 0);
3702	yahoo_packet_free(pkt);
3703	}
3704	}
3705
3706	void yahoo_logoff(int id)
3707	{
3708	struct yahoo_input_data *yid =
3709	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3710	struct yahoo_data *yd;
3711	struct yahoo_packet *pkt = NULL;
3712
3713	if (!yid)
3714	return;
3715	yd = yid->yd;
3716
3717	LOG(("yahoo_logoff: current status: %d", yd->current_status));
3718
3719	if (yd->current_status != -1 && 0) {
3720	/* Meh. Don't send this. The event handlers are not going to
3721	get to do this so it'll just leak memory. And the TCP
3722	connection reset will hopefully be clear enough. */
3723	pkt = yahoo_packet_new(YAHOO_SERVICE_LOGOFF,
3724	YPACKET_STATUS_DEFAULT, yd->session_id);
3725	yd->current_status = -1;
3726
3727	if (pkt) {
3728	yahoo_send_packet(yid, pkt, 0);
3729	yahoo_packet_free(pkt);
3730	}
3731	}
3732
3733	/* do {
3734	yahoo_input_close(yid);
3735	} while((yid = find_input_by_id(id)));*/
3736
3737	}
3738
3739	#if 0
3740	void yahoo_get_list(int id)
3741	{
3742	struct yahoo_input_data *yid =
3743	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3744	struct yahoo_data *yd;
3745	struct yahoo_packet *pkt = NULL;
3746
3747	if (!yid)
3748	return;
3749	yd = yid->yd;
3750
3751	pkt = yahoo_packet_new(YAHOO_SERVICE_LIST, YPACKET_STATUS_DEFAULT,
3752	yd->session_id);
3753	yahoo_packet_hash(pkt, 1, yd->user);
3754	if (pkt) {
3755	yahoo_send_packet(yid, pkt, 0);
3756	yahoo_packet_free(pkt);
3757	}
3758	}
3759	#endif
3760
3761	static void _yahoo_http_connected(int id, void fd, int error, void data)
3762	{
3763	struct yahoo_input_data *yid = data;
3764	if (fd == NULL \|\| error) {
3765	inputs = y_list_remove(inputs, yid);
3766	FREE(yid);
3767	return;
3768	}
3769
3770	yid->fd = fd;
3771	yid->read_tag =
3772	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
3773	YAHOO_INPUT_READ, yid);
3774	}
3775
3776	#if 0
3777	/* FIXME Get address book from address.yahoo.com instead */
3778	void yahoo_get_yab(int id)
3779	{
3780	struct yahoo_data *yd = find_conn_by_id(id);
3781	struct yahoo_input_data *yid;
3782	char url[1024];
3783	char buff[2048];
3784
3785	if (!yd)
3786	return;
3787
3788	yid = y_new0(struct yahoo_input_data, 1);
3789	yid->yd = yd;
3790	yid->type = YAHOO_CONNECTION_YAB;
3791
3792	LOG(("Sending request for Address Book"));
3793
3794	snprintf(url, 1024,
3795	"http://address.yahoo.com/yab/us?v=XM&prog=ymsgr&.intl=us"
3796	"&diffs=1&t=0&tags=short&rt=0&prog-ver=8.1.0.249&useutf8=1&legenc=codepage-1252");
3797
3798	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
3799
3800	inputs = y_list_prepend(inputs, yid);
3801
3802	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
3803	_yahoo_http_connected, yid);
3804	}
3805
3806	struct yahoo_post_data {
3807	struct yahoo_input_data *yid;
3808	char *data;
3809	};
3810
3811	static void _yahoo_http_post_connected(int id, void fd, int error, void data)
3812	{
3813	struct yahoo_post_data *yad = data;
3814	struct yahoo_input_data *yid = yad->yid;
3815	char *buff = yad->data;
3816
3817	if (!fd) {
3818	inputs = y_list_remove(inputs, yid);
3819	FREE(yid);
3820	return;
3821	}
3822
3823	YAHOO_CALLBACK(ext_yahoo_write) (fd, buff, strlen(buff));
3824
3825	yid->fd = fd;
3826	yid->read_tag =
3827	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
3828	YAHOO_INPUT_READ, yid);
3829
3830	FREE(buff);
3831	FREE(yad);
3832	}
3833
3834	/* FIXME This is also likely affected */
3835	void yahoo_set_yab(int id, struct yab *yab)
3836	{
3837	struct yahoo_post_data *yad = y_new0(struct yahoo_post_data, 1);
3838	struct yahoo_data *yd = find_conn_by_id(id);
3839	struct yahoo_input_data *yid;
3840	char url[1024];
3841	char buff[1024];
3842	char post[1024];
3843	int size = 0;
3844
3845	if (!yd)
3846	return;
3847
3848	yid = y_new0(struct yahoo_input_data, 1);
3849	yid->type = YAHOO_CONNECTION_YAB;
3850	yid->yd = yd;
3851
3852	if(yab->yid)
3853	size = snprintf(post, sizeof(post), "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
3854	"<ab k=\"%s\" cc=\"%d\">"
3855	"<ct id=\"%d\" e=\"1\" yi=\"%s\" nn=\"%s\" />"
3856	"</ab>", yd->user, 9, yab->yid, /* Don't know why */
3857	yab->id, yab->nname?yab->nname:"");
3858	else
3859	size = snprintf(post, sizeof(post), "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
3860	"<ab k=\"%s\" cc=\"%d\">"
3861	"<ct a=\"1\" yi=\"%s\" nn=\"%s\" />"
3862	"</ab>", yd->user, 1, /* Don't know why */
3863	yab->id, yab->nname?yab->nname:"");
3864
3865	yad->yid = yid;
3866	yad->data = strdup(post);
3867
3868	strcpy(url, "http://address.yahoo.com/yab/us?v=XM&prog=ymsgr&.intl=us"
3869	"&sync=1&tags=short&noclear=1&useutf8=1&legenc=codepage-1252");
3870
3871	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
3872
3873	inputs = y_list_prepend(inputs, yid);
3874
3875	yahoo_http_post(yid->yd->client_id, url, buff, size,
3876	_yahoo_http_post_connected, yad);
3877	}
3878
3879	void yahoo_set_identity_status(int id, const char *identity, int active)
3880	{
3881	struct yahoo_input_data *yid =
3882	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3883	struct yahoo_data *yd;
3884	struct yahoo_packet *pkt = NULL;
3885
3886	if (!yid)
3887	return;
3888	yd = yid->yd;
3889
3890	pkt = yahoo_packet_new(active ? YAHOO_SERVICE_IDACT :
3891	YAHOO_SERVICE_IDDEACT, YPACKET_STATUS_DEFAULT, yd->session_id);
3892	yahoo_packet_hash(pkt, 3, identity);
3893	if (pkt) {
3894	yahoo_send_packet(yid, pkt, 0);
3895	yahoo_packet_free(pkt);
3896	}
3897	}
3898
3899	void yahoo_refresh(int id)
3900	{
3901	struct yahoo_input_data *yid =
3902	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3903	struct yahoo_data *yd;
3904	struct yahoo_packet *pkt = NULL;
3905
3906	if (!yid)
3907	return;
3908	yd = yid->yd;
3909
3910	pkt = yahoo_packet_new(YAHOO_SERVICE_USERSTAT, YPACKET_STATUS_DEFAULT,
3911	yd->session_id);
3912	if (pkt) {
3913	yahoo_send_packet(yid, pkt, 0);
3914	yahoo_packet_free(pkt);
3915	}
3916	}
3917	#endif
3918
3919	void yahoo_keepalive(int id)
3920	{
3921	struct yahoo_input_data *yid =
3922	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3923	struct yahoo_data *yd;
3924	struct yahoo_packet *pkt = NULL;
3925	if (!yid)
3926	return;
3927	yd = yid->yd;
3928
3929	pkt = yahoo_packet_new(YAHOO_SERVICE_PING, YPACKET_STATUS_DEFAULT,
3930	yd->session_id);
3931	yahoo_send_packet(yid, pkt, 0);
3932	yahoo_packet_free(pkt);
3933	}
3934
3935	#if 0
3936	void yahoo_chat_keepalive(int id)
3937	{
3938	struct yahoo_input_data *yid =
3939	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3940	struct yahoo_data *yd;
3941	struct yahoo_packet *pkt = NULL;
3942
3943	if (!yid)
3944	return;
3945
3946	yd = yid->yd;
3947
3948	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATPING, YPACKET_STATUS_DEFAULT,
3949	yd->session_id);
3950	yahoo_send_packet(yid, pkt, 0);
3951	yahoo_packet_free(pkt);
3952	}
3953	#endif
3954
3955	void yahoo_add_buddy(int id, const char who, const char group,
3956	const char *msg)
3957	{
3958	struct yahoo_input_data *yid =
3959	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3960	struct yahoo_data *yd;
3961	struct yahoo_packet *pkt;
3962
3963	if (!yid)
3964	return;
3965	yd = yid->yd;
3966
3967	if (!yd->logged_in)
3968	return;
3969
3970	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YPACKET_STATUS_DEFAULT,
3971	yd->session_id);
3972	if (msg != NULL) /* add message/request "it's me add me" */
3973	yahoo_packet_hash(pkt, 14, msg);
3974	else
3975	yahoo_packet_hash(pkt, 14, "");
3976	yahoo_packet_hash(pkt, 65, group);
3977	yahoo_packet_hash(pkt, 97, "1");
3978	yahoo_packet_hash(pkt, 1, yd->user);
3979	yahoo_packet_hash(pkt, 302, "319");
3980	yahoo_packet_hash(pkt, 300, "319");
3981	yahoo_packet_hash(pkt, 7, who);
3982	yahoo_packet_hash(pkt, 334, "0");
3983	yahoo_packet_hash(pkt, 301, "319");
3984	yahoo_packet_hash(pkt, 303, "319");
3985	yahoo_send_packet(yid, pkt, 0);
3986	yahoo_packet_free(pkt);
3987	}
3988
3989	void yahoo_remove_buddy(int id, const char who, const char group)
3990	{
3991	struct yahoo_input_data *yid =
3992	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3993	struct yahoo_data *yd;
3994	struct yahoo_packet *pkt = NULL;
3995
3996	if (!yid)
3997	return;
3998	yd = yid->yd;
3999
4000	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YPACKET_STATUS_DEFAULT,
4001	yd->session_id);
4002
4003	yahoo_packet_hash(pkt, 1, yd->user);
4004	yahoo_packet_hash(pkt, 7, who);
4005	yahoo_packet_hash(pkt, 65, group);
4006	yahoo_send_packet(yid, pkt, 0);
4007	yahoo_packet_free(pkt);
4008	}
4009
4010	void yahoo_confirm_buddy(int id, const char who, int reject, const char msg)
4011	{
4012	struct yahoo_input_data *yid =
4013	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4014	struct yahoo_data *yd;
4015	struct yahoo_packet *pkt;
4016
4017	if (!yid)
4018	return;
4019	yd = yid->yd;
4020
4021	if (!yd->logged_in)
4022	return;
4023
4024	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_AUTHORIZATION,
4025	YPACKET_STATUS_DEFAULT, yd->session_id);
4026	yahoo_packet_hash(pkt, 1, yd->user);
4027	yahoo_packet_hash(pkt, 5, who);
4028	if (reject)
4029	yahoo_packet_hash(pkt, 13, "2");
4030	else {
4031	yahoo_packet_hash(pkt, 241, "0");
4032	yahoo_packet_hash(pkt, 13, "1");
4033	}
4034
4035	yahoo_packet_hash(pkt, 334, "0");
4036
4037	if (reject) {
4038	yahoo_packet_hash(pkt, 14, msg ? msg : "");
4039	yahoo_packet_hash(pkt, 97, "1");
4040	}
4041
4042	yahoo_send_packet(yid, pkt, 0);
4043	yahoo_packet_free(pkt);
4044	}
4045
4046	#if 0
4047	void yahoo_ignore_buddy(int id, const char *who, int unignore)
4048	{
4049	struct yahoo_input_data *yid =
4050	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4051	struct yahoo_data *yd;
4052	struct yahoo_packet *pkt;
4053
4054	if (!yid)
4055	return;
4056	yd = yid->yd;
4057
4058	if (!yd->logged_in)
4059	return;
4060
4061	pkt = yahoo_packet_new(YAHOO_SERVICE_IGNORECONTACT,
4062	YPACKET_STATUS_DEFAULT, yd->session_id);
4063	yahoo_packet_hash(pkt, 1, yd->user);
4064	yahoo_packet_hash(pkt, 7, who);
4065	yahoo_packet_hash(pkt, 13, unignore ? "2" : "1");
4066	yahoo_send_packet(yid, pkt, 0);
4067	yahoo_packet_free(pkt);
4068	}
4069
4070	void yahoo_stealth_buddy(int id, const char *who, int unstealth)
4071	{
4072	struct yahoo_input_data *yid =
4073	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4074	struct yahoo_data *yd;
4075	struct yahoo_packet *pkt;
4076
4077	if (!yid)
4078	return;
4079	yd = yid->yd;
4080
4081	if (!yd->logged_in)
4082	return;
4083
4084	pkt = yahoo_packet_new(YAHOO_SERVICE_STEALTH_PERM,
4085	YPACKET_STATUS_DEFAULT, yd->session_id);
4086	yahoo_packet_hash(pkt, 1, yd->user);
4087	yahoo_packet_hash(pkt, 7, who);
4088	yahoo_packet_hash(pkt, 31, unstealth ? "2" : "1");
4089	yahoo_packet_hash(pkt, 13, "2");
4090	yahoo_send_packet(yid, pkt, 0);
4091	yahoo_packet_free(pkt);
4092	}
4093	#endif
4094
4095	void yahoo_change_buddy_group(int id, const char who, const char old_group,
4096	const char *new_group)
4097	{
4098	struct yahoo_input_data *yid =
4099	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4100	struct yahoo_data *yd;
4101	struct yahoo_packet *pkt = NULL;
4102
4103	if (!yid)
4104	return;
4105	yd = yid->yd;
4106
4107	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_CHANGE_GROUP,
4108	YPACKET_STATUS_DEFAULT, yd->session_id);
4109	yahoo_packet_hash(pkt, 1, yd->user);
4110	yahoo_packet_hash(pkt, 302, "240");
4111	yahoo_packet_hash(pkt, 300, "240");
4112	yahoo_packet_hash(pkt, 7, who);
4113	yahoo_packet_hash(pkt, 224, old_group);
4114	yahoo_packet_hash(pkt, 264, new_group);
4115	yahoo_packet_hash(pkt, 301, "240");
4116	yahoo_packet_hash(pkt, 303, "240");
4117
4118	yahoo_send_packet(yid, pkt, 0);
4119	yahoo_packet_free(pkt);
4120	}
4121
4122	#if 0
4123	void yahoo_group_rename(int id, const char old_group, const char new_group)
4124	{
4125	struct yahoo_input_data *yid =
4126	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4127	struct yahoo_data *yd;
4128	struct yahoo_packet *pkt = NULL;
4129
4130	if (!yid)
4131	return;
4132	yd = yid->yd;
4133
4134	pkt = yahoo_packet_new(YAHOO_SERVICE_GROUPRENAME,
4135	YPACKET_STATUS_DEFAULT, yd->session_id);
4136	yahoo_packet_hash(pkt, 1, yd->user);
4137	yahoo_packet_hash(pkt, 65, old_group);
4138	yahoo_packet_hash(pkt, 67, new_group);
4139
4140	yahoo_send_packet(yid, pkt, 0);
4141	yahoo_packet_free(pkt);
4142	}
4143
4144	void yahoo_conference_addinvite(int id, const char from, const char who,
4145	const char room, const YList members, const char *msg)
4146	{
4147	struct yahoo_input_data *yid =
4148	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4149	struct yahoo_data *yd;
4150	struct yahoo_packet *pkt;
4151
4152	if (!yid)
4153	return;
4154	yd = yid->yd;
4155
4156	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFADDINVITE,
4157	YPACKET_STATUS_DEFAULT, yd->session_id);
4158
4159	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4160	yahoo_packet_hash(pkt, 51, who);
4161	yahoo_packet_hash(pkt, 57, room);
4162	yahoo_packet_hash(pkt, 58, msg);
4163	yahoo_packet_hash(pkt, 13, "0");
4164	for (; members; members = members->next) {
4165	yahoo_packet_hash(pkt, 52, (char *)members->data);
4166	yahoo_packet_hash(pkt, 53, (char *)members->data);
4167	}
4168	/* 52, 53 -> other members? */
4169
4170	yahoo_send_packet(yid, pkt, 0);
4171
4172	yahoo_packet_free(pkt);
4173	}
4174	#endif
4175
4176	void yahoo_conference_invite(int id, const char from, YList who,
4177	const char room, const char msg)
4178	{
4179	struct yahoo_input_data *yid =
4180	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4181	struct yahoo_data *yd;
4182	struct yahoo_packet *pkt;
4183
4184	if (!yid)
4185	return;
4186	yd = yid->yd;
4187
4188	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFINVITE, YPACKET_STATUS_DEFAULT,
4189	yd->session_id);
4190
4191	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4192	yahoo_packet_hash(pkt, 50, yd->user);
4193	for (; who; who = who->next) {
4194	yahoo_packet_hash(pkt, 52, (char *)who->data);
4195	}
4196	yahoo_packet_hash(pkt, 57, room);
4197	yahoo_packet_hash(pkt, 58, msg);
4198	yahoo_packet_hash(pkt, 13, "0");
4199
4200	yahoo_send_packet(yid, pkt, 0);
4201
4202	yahoo_packet_free(pkt);
4203	}
4204
4205	void yahoo_conference_logon(int id, const char from, YList who,
4206	const char *room)
4207	{
4208	struct yahoo_input_data *yid =
4209	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4210	struct yahoo_data *yd;
4211	struct yahoo_packet *pkt;
4212
4213	if (!yid)
4214	return;
4215	yd = yid->yd;
4216
4217	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGON, YPACKET_STATUS_DEFAULT,
4218	yd->session_id);
4219
4220	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4221	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4222	yahoo_packet_hash(pkt, 57, room);
4223	for (; who; who = who->next)
4224	yahoo_packet_hash(pkt, 3, (char *)who->data);
4225
4226	yahoo_send_packet(yid, pkt, 0);
4227
4228	yahoo_packet_free(pkt);
4229	}
4230
4231	void yahoo_conference_decline(int id, const char from, YList who,
4232	const char room, const char msg)
4233	{
4234	struct yahoo_input_data *yid =
4235	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4236	struct yahoo_data *yd;
4237	struct yahoo_packet *pkt;
4238
4239	if (!yid)
4240	return;
4241	yd = yid->yd;
4242
4243	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFDECLINE,
4244	YPACKET_STATUS_DEFAULT, yd->session_id);
4245
4246	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4247	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4248	for (; who; who = who->next)
4249	yahoo_packet_hash(pkt, 3, (char *)who->data);
4250	yahoo_packet_hash(pkt, 57, room);
4251	yahoo_packet_hash(pkt, 14, msg);
4252
4253	yahoo_send_packet(yid, pkt, 0);
4254
4255	yahoo_packet_free(pkt);
4256	}
4257
4258	void yahoo_conference_logoff(int id, const char from, YList who,
4259	const char *room)
4260	{
4261	struct yahoo_input_data *yid =
4262	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4263	struct yahoo_data *yd;
4264	struct yahoo_packet *pkt;
4265
4266	if (!yid)
4267	return;
4268	yd = yid->yd;
4269
4270	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGOFF, YPACKET_STATUS_DEFAULT,
4271	yd->session_id);
4272
4273	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4274	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4275	for (; who; who = who->next)
4276	yahoo_packet_hash(pkt, 3, (char *)who->data);
4277
4278	yahoo_packet_hash(pkt, 57, room);
4279
4280	yahoo_send_packet(yid, pkt, 0);
4281
4282	yahoo_packet_free(pkt);
4283	}
4284
4285	void yahoo_conference_message(int id, const char from, YList who,
4286	const char room, const char msg, int utf8)
4287	{
4288	struct yahoo_input_data *yid =
4289	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4290	struct yahoo_data *yd;
4291	struct yahoo_packet *pkt;
4292
4293	if (!yid)
4294	return;
4295	yd = yid->yd;
4296
4297	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFMSG, YPACKET_STATUS_DEFAULT,
4298	yd->session_id);
4299
4300	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4301	yahoo_packet_hash(pkt, 53, (from ? from : yd->user));
4302	for (; who; who = who->next)
4303	yahoo_packet_hash(pkt, 53, (char *)who->data);
4304
4305	yahoo_packet_hash(pkt, 57, room);
4306	yahoo_packet_hash(pkt, 14, msg);
4307
4308	if (utf8)
4309	yahoo_packet_hash(pkt, 97, "1");
4310
4311	yahoo_send_packet(yid, pkt, 0);
4312
4313	yahoo_packet_free(pkt);
4314	}
4315
4316	#if 0
4317	void yahoo_get_chatrooms(int id, int chatroomid)
4318	{
4319	struct yahoo_data *yd = find_conn_by_id(id);
4320	struct yahoo_input_data *yid;
4321	char url[1024];
4322	char buff[1024];
4323
4324	if (!yd)
4325	return;
4326
4327	yid = y_new0(struct yahoo_input_data, 1);
4328	yid->yd = yd;
4329	yid->type = YAHOO_CONNECTION_CHATCAT;
4330
4331	if (chatroomid == 0) {
4332	snprintf(url, 1024,
4333	"http://insider.msg.yahoo.com/ycontent/?chatcat=0");
4334	} else {
4335	snprintf(url, 1024,
4336	"http://insider.msg.yahoo.com/ycontent/?chatroom_%d=0",
4337	chatroomid);
4338	}
4339
4340	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4341
4342	inputs = y_list_prepend(inputs, yid);
4343
4344	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
4345	_yahoo_http_connected, yid);
4346	}
4347
4348	void yahoo_chat_logon(int id, const char from, const char room,
4349	const char *roomid)
4350	{
4351	struct yahoo_input_data *yid =
4352	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4353	struct yahoo_data *yd;
4354	struct yahoo_packet *pkt;
4355
4356	if (!yid)
4357	return;
4358
4359	yd = yid->yd;
4360
4361	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATONLINE, YPACKET_STATUS_DEFAULT,
4362	yd->session_id);
4363
4364	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4365	yahoo_packet_hash(pkt, 109, yd->user);
4366	yahoo_packet_hash(pkt, 6, "abcde");
4367
4368	yahoo_send_packet(yid, pkt, 0);
4369
4370	yahoo_packet_free(pkt);
4371
4372	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATJOIN, YPACKET_STATUS_DEFAULT,
4373	yd->session_id);
4374
4375	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4376	yahoo_packet_hash(pkt, 104, room);
4377	yahoo_packet_hash(pkt, 129, roomid);
4378	yahoo_packet_hash(pkt, 62, "2"); /* ??? */
4379
4380	yahoo_send_packet(yid, pkt, 0);
4381
4382	yahoo_packet_free(pkt);
4383	}
4384
4385	void yahoo_chat_message(int id, const char from, const char room,
4386	const char *msg, const int msgtype, const int utf8)
4387	{
4388	struct yahoo_input_data *yid =
4389	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4390	struct yahoo_data *yd;
4391	struct yahoo_packet *pkt;
4392	char buf[2];
4393
4394	if (!yid)
4395	return;
4396
4397	yd = yid->yd;
4398
4399	pkt = yahoo_packet_new(YAHOO_SERVICE_COMMENT, YPACKET_STATUS_DEFAULT,
4400	yd->session_id);
4401
4402	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4403	yahoo_packet_hash(pkt, 104, room);
4404	yahoo_packet_hash(pkt, 117, msg);
4405
4406	snprintf(buf, sizeof(buf), "%d", msgtype);
4407	yahoo_packet_hash(pkt, 124, buf);
4408
4409	if (utf8)
4410	yahoo_packet_hash(pkt, 97, "1");
4411
4412	yahoo_send_packet(yid, pkt, 0);
4413
4414	yahoo_packet_free(pkt);
4415	}
4416
4417	void yahoo_chat_logoff(int id, const char *from)
4418	{
4419	struct yahoo_input_data *yid =
4420	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4421	struct yahoo_data *yd;
4422	struct yahoo_packet *pkt;
4423
4424	if (!yid)
4425	return;
4426
4427	yd = yid->yd;
4428
4429	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATLOGOUT, YPACKET_STATUS_DEFAULT,
4430	yd->session_id);
4431
4432	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4433
4434	yahoo_send_packet(yid, pkt, 0);
4435
4436	yahoo_packet_free(pkt);
4437	}
4438
4439	void yahoo_buddyicon_request(int id, const char *who)
4440	{
4441	struct yahoo_input_data *yid =
4442	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4443	struct yahoo_data *yd;
4444	struct yahoo_packet *pkt;
4445
4446	if (!yid)
4447	return;
4448
4449	yd = yid->yd;
4450
4451	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YPACKET_STATUS_DEFAULT,
4452	0);
4453	yahoo_packet_hash(pkt, 4, yd->user);
4454	yahoo_packet_hash(pkt, 5, who);
4455	yahoo_packet_hash(pkt, 13, "1");
4456	yahoo_send_packet(yid, pkt, 0);
4457
4458	yahoo_packet_free(pkt);
4459	}
4460
4461	void yahoo_send_picture_info(int id, const char who, const char url,
4462	int checksum)
4463	{
4464	struct yahoo_input_data *yid =
4465	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4466	struct yahoo_data *yd;
4467	struct yahoo_packet *pkt;
4468	char checksum_str[10];
4469
4470	if (!yid)
4471	return;
4472
4473	yd = yid->yd;
4474
4475	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4476
4477	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YPACKET_STATUS_DEFAULT,
4478	0);
4479	yahoo_packet_hash(pkt, 1, yd->user);
4480	yahoo_packet_hash(pkt, 4, yd->user);
4481	yahoo_packet_hash(pkt, 5, who);
4482	yahoo_packet_hash(pkt, 13, "2");
4483	yahoo_packet_hash(pkt, 20, url);
4484	yahoo_packet_hash(pkt, 192, checksum_str);
4485	yahoo_send_packet(yid, pkt, 0);
4486
4487	yahoo_packet_free(pkt);
4488	}
4489
4490	void yahoo_send_picture_update(int id, const char *who, int type)
4491	{
4492	struct yahoo_input_data *yid =
4493	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4494	struct yahoo_data *yd;
4495	struct yahoo_packet *pkt;
4496	char type_str[10];
4497
4498	if (!yid)
4499	return;
4500
4501	yd = yid->yd;
4502
4503	snprintf(type_str, sizeof(type_str), "%d", type);
4504
4505	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPDATE,
4506	YPACKET_STATUS_DEFAULT, 0);
4507	yahoo_packet_hash(pkt, 1, yd->user);
4508	yahoo_packet_hash(pkt, 5, who);
4509	yahoo_packet_hash(pkt, 206, type_str);
4510	yahoo_send_packet(yid, pkt, 0);
4511
4512	yahoo_packet_free(pkt);
4513	}
4514
4515	void yahoo_send_picture_checksum(int id, const char *who, int checksum)
4516	{
4517	struct yahoo_input_data *yid =
4518	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4519	struct yahoo_data *yd;
4520	struct yahoo_packet *pkt;
4521	char checksum_str[10];
4522
4523	if (!yid)
4524	return;
4525
4526	yd = yid->yd;
4527
4528	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4529
4530	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_CHECKSUM,
4531	YPACKET_STATUS_DEFAULT, 0);
4532	yahoo_packet_hash(pkt, 1, yd->user);
4533	if (who != 0)
4534	yahoo_packet_hash(pkt, 5, who);
4535	yahoo_packet_hash(pkt, 192, checksum_str);
4536	yahoo_packet_hash(pkt, 212, "1");
4537	yahoo_send_packet(yid, pkt, 0);
4538
4539	yahoo_packet_free(pkt);
4540	}
4541
4542	void yahoo_webcam_close_feed(int id, const char *who)
4543	{
4544	struct yahoo_input_data *yid =
4545	find_input_by_id_and_webcam_user(id, who);
4546
4547	if (yid)
4548	yahoo_input_close(yid);
4549	}
4550
4551	void yahoo_webcam_get_feed(int id, const char *who)
4552	{
4553	struct yahoo_input_data *yid =
4554	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4555	struct yahoo_data *yd;
4556	struct yahoo_packet *pkt;
4557
4558	if (!yid)
4559	return;
4560
4561	/*
4562	* add the user to the queue. this is a dirty hack, since
4563	* the yahoo server doesn't tell us who's key it's returning,
4564	* we have to just hope that it sends back keys in the same
4565	* order that we request them.
4566	* The queue is popped in yahoo_process_webcam_key
4567	*/
4568	webcam_queue = y_list_append(webcam_queue, who ? strdup(who) : NULL);
4569
4570	yd = yid->yd;
4571
4572	pkt = yahoo_packet_new(YAHOO_SERVICE_WEBCAM, YPACKET_STATUS_DEFAULT,
4573	yd->session_id);
4574
4575	yahoo_packet_hash(pkt, 1, yd->user);
4576	if (who != NULL)
4577	yahoo_packet_hash(pkt, 5, who);
4578	yahoo_send_packet(yid, pkt, 0);
4579
4580	yahoo_packet_free(pkt);
4581	}
4582
4583	void yahoo_webcam_send_image(int id, unsigned char *image, unsigned int length,
4584	unsigned int timestamp)
4585	{
4586	struct yahoo_input_data *yid =
4587	find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4588	unsigned char *packet;
4589	unsigned char header_len = 13;
4590	unsigned int pos = 0;
4591
4592	if (!yid)
4593	return;
4594
4595	packet = y_new0(unsigned char, header_len);
4596
4597	packet[pos++] = header_len;
4598	packet[pos++] = 0;
4599	packet[pos++] = 5; /* version byte?? */
4600	packet[pos++] = 0;
4601	pos += yahoo_put32(packet + pos, length);
4602	packet[pos++] = 2; /* packet type, image */
4603	pos += yahoo_put32(packet + pos, timestamp);
4604	yahoo_add_to_send_queue(yid, packet, header_len);
4605	FREE(packet);
4606
4607	if (length)
4608	yahoo_add_to_send_queue(yid, image, length);
4609	}
4610
4611	void yahoo_webcam_accept_viewer(int id, const char *who, int accept)
4612	{
4613	struct yahoo_input_data *yid =
4614	find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4615	char *packet = NULL;
4616	char *data = NULL;
4617	unsigned char header_len = 13;
4618	unsigned int pos = 0;
4619	unsigned int len = 0;
4620
4621	if (!yid)
4622	return;
4623
4624	data = strdup("u=");
4625	data = y_string_append(data, (char *)who);
4626	data = y_string_append(data, "\r\n");
4627	len = strlen(data);
4628
4629	packet = y_new0(char, header_len + len);
4630	packet[pos++] = header_len;
4631	packet[pos++] = 0;
4632	packet[pos++] = 5; /* version byte?? */
4633	packet[pos++] = 0;
4634	pos += yahoo_put32(packet + pos, len);
4635	packet[pos++] = 0; /* packet type */
4636	pos += yahoo_put32(packet + pos, accept);
4637	memcpy(packet + pos, data, len);
4638	FREE(data);
4639	yahoo_add_to_send_queue(yid, packet, header_len + len);
4640	FREE(packet);
4641	}
4642
4643	void yahoo_webcam_invite(int id, const char *who)
4644	{
4645	struct yahoo_input_data *yid =
4646	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4647	struct yahoo_packet *pkt;
4648
4649	if (!yid)
4650	return;
4651
4652	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YPACKET_STATUS_NOTIFY,
4653	yid->yd->session_id);
4654
4655	yahoo_packet_hash(pkt, 49, "WEBCAMINVITE");
4656	yahoo_packet_hash(pkt, 14, " ");
4657	yahoo_packet_hash(pkt, 13, "0");
4658	yahoo_packet_hash(pkt, 1, yid->yd->user);
4659	yahoo_packet_hash(pkt, 5, who);
4660	yahoo_send_packet(yid, pkt, 0);
4661
4662	yahoo_packet_free(pkt);
4663	}
4664
4665	static void yahoo_search_internal(int id, int t, const char *text, int g,
4666	int ar, int photo, int yahoo_only, int startpos, int total)
4667	{
4668	struct yahoo_data *yd = find_conn_by_id(id);
4669	struct yahoo_input_data *yid;
4670	char url[1024];
4671	char buff[1024];
4672	char ctext, p;
4673
4674	if (!yd)
4675	return;
4676
4677	yid = y_new0(struct yahoo_input_data, 1);
4678	yid->yd = yd;
4679	yid->type = YAHOO_CONNECTION_SEARCH;
4680
4681	/*
4682	age range
4683	.ar=1 - 13-18, 2 - 18-25, 3 - 25-35, 4 - 35-50, 5 - 50-70, 6 - 70+
4684	*/
4685
4686	snprintf(buff, sizeof(buff), "&.sq=%%20&.tt=%d&.ss=%d", total,
4687	startpos);
4688
4689	ctext = strdup(text);
4690	while ((p = strchr(ctext, ' ')))
4691	*p = '+';
4692
4693	snprintf(url, 1024,
4694	"http://members.yahoo.com/interests?.oc=m&.kw=%s&.sb=%d&.g=%d&.ar=0%s%s%s",
4695	ctext, t, g, photo ? "&.p=y" : "", yahoo_only ? "&.pg=y" : "",
4696	startpos ? buff : "");
4697
4698	FREE(ctext);
4699
4700	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4701
4702	inputs = y_list_prepend(inputs, yid);
4703	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
4704	_yahoo_http_connected, yid);
4705	}
4706
4707	void yahoo_search(int id, enum yahoo_search_type t, const char *text,
4708	enum yahoo_search_gender g, enum yahoo_search_agerange ar, int photo,
4709	int yahoo_only)
4710	{
4711	struct yahoo_input_data *yid =
4712	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4713	struct yahoo_search_state *yss;
4714
4715	if (!yid)
4716	return;
4717
4718	if (!yid->ys)
4719	yid->ys = y_new0(struct yahoo_search_state, 1);
4720
4721	yss = yid->ys;
4722
4723	FREE(yss->lsearch_text);
4724	yss->lsearch_type = t;
4725	yss->lsearch_text = strdup(text);
4726	yss->lsearch_gender = g;
4727	yss->lsearch_agerange = ar;
4728	yss->lsearch_photo = photo;
4729	yss->lsearch_yahoo_only = yahoo_only;
4730
4731	yahoo_search_internal(id, t, text, g, ar, photo, yahoo_only, 0, 0);
4732	}
4733
4734	void yahoo_search_again(int id, int start)
4735	{
4736	struct yahoo_input_data *yid =
4737	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4738	struct yahoo_search_state *yss;
4739
4740	if (!yid \|\| !yid->ys)
4741	return;
4742
4743	yss = yid->ys;
4744
4745	if (start == -1)
4746	start = yss->lsearch_nstart + yss->lsearch_nfound;
4747
4748	yahoo_search_internal(id, yss->lsearch_type, yss->lsearch_text,
4749	yss->lsearch_gender, yss->lsearch_agerange,
4750	yss->lsearch_photo, yss->lsearch_yahoo_only,
4751	start, yss->lsearch_ntotal);
4752	}
4753
4754	void yahoo_send_picture(int id, const char *name, unsigned long size,
4755	yahoo_get_fd_callback callback, void *data)
4756	{
4757	/* Not Implemented */
4758	}
4759	#endif
4760
4761	/* File Transfer */
4762	static YList *active_file_transfers = NULL;
4763
4764	enum {
4765	FT_STATE_HEAD = 1,
4766	FT_STATE_RECV,
4767	FT_STATE_RECV_START,
4768	FT_STATE_SEND
4769	};
4770
4771	struct send_file_data {
4772	int client_id;
4773	char *id;
4774	char *who;
4775	char *filename;
4776	char *ip_addr;
4777	char *token;
4778	int size;
4779
4780	struct yahoo_input_data *yid;
4781	int state;
4782
4783	yahoo_get_fd_callback callback;
4784	void *data;
4785	};
4786
4787	#if 0
4788	static char *yahoo_get_random(void)
4789	{
4790	int i = 0;
4791	int r = 0;
4792	int c = 0;
4793	char out[25];
4794
4795	out[24] = '\0';
4796	out[23] = '$';
4797	out[22] = '$';
4798
4799	for (i = 0; i < 22; i++) {
4800	if(r == 0)
4801	r = rand();
4802
4803	c = r%61;
4804
4805	if(c<26)
4806	out[i] = c + 'a';
4807	else if (c<52)
4808	out[i] = c - 26 + 'A';
4809	else
4810	out[i] = c - 52 + '0';
4811
4812	r /= 61;
4813	}
4814
4815	return strdup(out);
4816	}
4817	#endif
4818
4819	static int _are_same_id(const void sfd1, const void id)
4820	{
4821	return strcmp(((struct send_file_data )sfd1)->id, (char )id);
4822	}
4823
4824	static int _are_same_yid(const void sfd1, const void yid)
4825	{
4826	if(((struct send_file_data *)sfd1)->yid == yid)
4827	return 0;
4828	else
4829	return 1;
4830	}
4831
4832	static struct send_file_data yahoo_get_active_transfer(char id)
4833	{
4834	YList *l = y_list_find_custom(active_file_transfers, id,
4835	_are_same_id);
4836
4837	if(l)
4838	return (struct send_file_data *)l->data;
4839
4840	return NULL;
4841	}
4842
4843	static struct send_file_data yahoo_get_active_transfer_with_yid(void yid)
4844	{
4845	YList *l = y_list_find_custom(active_file_transfers, yid,
4846	_are_same_yid);
4847
4848	if(l)
4849	return (struct send_file_data *)l->data;
4850
4851	return NULL;
4852	}
4853
4854	static void yahoo_add_active_transfer(struct send_file_data *sfd)
4855	{
4856	active_file_transfers = y_list_prepend(active_file_transfers, sfd);
4857	}
4858
4859	static void yahoo_remove_active_transfer(struct send_file_data *sfd)
4860	{
4861	if (sfd == NULL)
4862	return;
4863
4864	active_file_transfers = y_list_remove(active_file_transfers, sfd);
4865	free(sfd->id);
4866	free(sfd->who);
4867	free(sfd->filename);
4868	free(sfd->ip_addr);
4869	FREE(sfd);
4870	}
4871
4872	static void _yahoo_ft_upload_connected(int id, void fd, int error, void data)
4873	{
4874	struct send_file_data *sfd = data;
4875	struct yahoo_input_data *yid = sfd->yid;
4876
4877	if (!fd) {
4878	inputs = y_list_remove(inputs, yid);
4879	FREE(yid);
4880	return;
4881	}
4882
4883	sfd->callback(id, fd, error, sfd->data);
4884
4885	yid->fd = fd;
4886	yid->read_tag =
4887	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
4888	YAHOO_INPUT_READ, yid);
4889	}
4890
4891	static void yahoo_file_transfer_upload(struct yahoo_data *yd,
4892	struct send_file_data *sfd)
4893	{
4894	char url[256];
4895	char buff[4096];
4896	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
4897
4898	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
4899
4900	yid->yd = yd;
4901	yid->type = YAHOO_CONNECTION_FT;
4902
4903	inputs = y_list_prepend(inputs, yid);
4904	sfd->yid = yid;
4905	sfd->state = FT_STATE_SEND;
4906
4907	token_enc = yahoo_urlencode(sfd->token);
4908	sender_enc = yahoo_urlencode(yd->user);
4909	recv_enc = yahoo_urlencode(sfd->who);
4910
4911	snprintf(url, sizeof(url),
4912	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
4913	token_enc, sender_enc, recv_enc);
4914
4915	snprintf(buff, sizeof(buff), "T=%s; Y=%s", yd->cookie_t, yd->cookie_y);
4916
4917	yahoo_http_post(yd->client_id, url, buff, sfd->size,
4918	_yahoo_ft_upload_connected, sfd);
4919
4920	FREE(token_enc);
4921	FREE(sender_enc);
4922	FREE(recv_enc);
4923	}
4924
4925	static void yahoo_init_ft_recv(struct yahoo_data *yd,
4926	struct send_file_data *sfd)
4927	{
4928	char url[256];
4929	char buff[1024];
4930	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
4931
4932	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
4933
4934	yid->yd = yd;
4935	yid->type = YAHOO_CONNECTION_FT;
4936
4937	inputs = y_list_prepend(inputs, yid);
4938	sfd->yid = yid;
4939	sfd->state = FT_STATE_HEAD;
4940
4941	token_enc = yahoo_urlencode(sfd->token);
4942	sender_enc = yahoo_urlencode(sfd->who);
4943	recv_enc = yahoo_urlencode(yd->user);
4944
4945	snprintf(url, sizeof(url),
4946	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
4947	token_enc, sender_enc, recv_enc);
4948
4949	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4950
4951	yahoo_http_head(yid->yd->client_id, url, buff, 0, NULL,
4952	_yahoo_http_connected, yid);
4953
4954	FREE(token_enc);
4955	FREE(sender_enc);
4956	FREE(recv_enc);
4957	}
4958
4959	static void yahoo_file_transfer_accept(struct yahoo_input_data *yid,
4960	struct send_file_data *sfd)
4961	{
4962	struct yahoo_packet *pkt;
4963
4964	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFERACCEPT,
4965	YPACKET_STATUS_DEFAULT, yid->yd->session_id);
4966
4967	yahoo_packet_hash(pkt, 1, yid->yd->user);
4968	yahoo_packet_hash(pkt, 5, sfd->who);
4969	yahoo_packet_hash(pkt, 265, sfd->id);
4970	yahoo_packet_hash(pkt, 27, sfd->filename);
4971	yahoo_packet_hash(pkt, 249, "3");
4972	yahoo_packet_hash(pkt, 251, sfd->token);
4973
4974	yahoo_send_packet(yid, pkt, 0);
4975
4976	yahoo_packet_free(pkt);
4977
4978	yahoo_init_ft_recv(yid->yd, sfd);
4979	}
4980
4981	static void yahoo_process_filetransferaccept(struct yahoo_input_data *yid,
4982	struct yahoo_packet *pkt)
4983	{
4984	YList *l;
4985	struct send_file_data *sfd;
4986	char *id = NULL;
4987	char *token = NULL;
4988
4989	for (l = pkt->hash; l; l = l->next) {
4990	struct yahoo_pair *pair = l->data;
4991	switch (pair->key) {
4992	case 4:
4993	/* who */
4994	break;
4995	case 5:
4996	/* Me... don't care */
4997	break;
4998	case 249:
4999	break;
5000	case 265:
5001	id = pair->value;
5002	break;
5003	case 251:
5004	token = pair->value;
5005	break;
5006	case 27:
5007	/* filename */
5008	break;
5009	}
5010	}
5011
5012	sfd = yahoo_get_active_transfer(id);
5013
5014	if (sfd) {
5015	sfd->token = strdup(token);
5016
5017	yahoo_file_transfer_upload(yid->yd, sfd);
5018	}
5019	else {
5020	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5021	(yid->yd->client_id, YAHOO_FILE_TRANSFER_UNKNOWN,
5022	sfd ? sfd->data : NULL);
5023
5024	yahoo_remove_active_transfer(sfd);
5025	}
5026	}
5027
5028	static void yahoo_process_filetransferinfo(struct yahoo_input_data *yid,
5029	struct yahoo_packet *pkt)
5030	{
5031	YList *l;
5032	char *id = NULL;
5033	char *token = NULL;
5034	char *ip_addr = NULL;
5035
5036	struct send_file_data *sfd;
5037
5038	for (l = pkt->hash; l; l = l->next) {
5039	struct yahoo_pair *pair = l->data;
5040	switch (pair->key) {
5041	case 1:
5042	case 4:
5043	/* who */
5044	break;
5045	case 5:
5046	/* Me... don't care */
5047	break;
5048	case 249:
5049	break;
5050	case 265:
5051	id = pair->value;
5052	break;
5053	case 250:
5054	ip_addr = pair->value;
5055	break;
5056	case 251:
5057	token = pair->value;
5058	break;
5059	case 27:
5060	/* filename */
5061	break;
5062	}
5063	}
5064
5065	sfd = yahoo_get_active_transfer(id);
5066
5067	if (sfd) {
5068	sfd->token = strdup(token);
5069	sfd->ip_addr = strdup(ip_addr);
5070
5071	yahoo_file_transfer_accept(yid, sfd);
5072	}
5073	else {
5074	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5075	(yid->yd->client_id, YAHOO_FILE_TRANSFER_UNKNOWN,
5076	sfd ? sfd->data : NULL);
5077
5078	yahoo_remove_active_transfer(sfd);
5079	}
5080	}
5081
5082	static void yahoo_send_filetransferinfo(struct yahoo_data *yd,
5083	struct send_file_data *sfd)
5084	{
5085	struct yahoo_input_data *yid;
5086	struct yahoo_packet *pkt;
5087
5088	yid = find_input_by_id_and_type(yd->client_id, YAHOO_CONNECTION_PAGER);
5089	sfd->ip_addr = YAHOO_CALLBACK(ext_yahoo_get_ip_addr)("relay.yahoo.com");
5090
5091	if (!sfd->ip_addr) {
5092	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5093	(yd->client_id, YAHOO_FILE_TRANSFER_RELAY, sfd->data);
5094
5095	yahoo_remove_active_transfer(sfd);
5096
5097	return;
5098	}
5099
5100	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFERINFO,
5101	YPACKET_STATUS_DEFAULT, yd->session_id);
5102
5103	yahoo_packet_hash(pkt, 1, yd->user);
5104	yahoo_packet_hash(pkt, 5, sfd->who);
5105	yahoo_packet_hash(pkt, 265, sfd->id);
5106	yahoo_packet_hash(pkt, 27, sfd->filename);
5107	yahoo_packet_hash(pkt, 249, "3");
5108	yahoo_packet_hash(pkt, 250, sfd->ip_addr);
5109
5110	yahoo_send_packet(yid, pkt, 0);
5111
5112	yahoo_packet_free(pkt);
5113	}
5114
5115	static void yahoo_process_filetransfer(struct yahoo_input_data *yid,
5116	struct yahoo_packet *pkt)
5117	{
5118	YList *l;
5119	char *who = NULL;
5120	char *filename = NULL;
5121	char *msg = NULL;
5122	char *id = NULL;
5123	int action = 0;
5124	int size = 0;
5125	struct yahoo_data *yd = yid->yd;
5126
5127	struct send_file_data *sfd;
5128
5129	for (l = pkt->hash; l; l = l->next) {
5130	struct yahoo_pair *pair = l->data;
5131	switch (pair->key) {
5132	case 4:
5133	who = pair->value;
5134	break;
5135	case 5:
5136	/* Me... don't care */
5137	break;
5138	case 222:
5139	action = atoi(pair->value);
5140	break;
5141	case 265:
5142	id = pair->value;
5143	break;
5144	case 266: /* Don't know */
5145	break;
5146	case 302: /* Start Data? */
5147	break;
5148	case 300:
5149	break;
5150	case 27:
5151	filename = pair->value;
5152	break;
5153	case 28:
5154	size = atoi(pair->value);
5155	break;
5156	case 14:
5157	msg = pair->value;
5158	case 301: /* End Data? */
5159	break;
5160	case 303:
5161	break;
5162
5163	}
5164	}
5165
5166	if (action == YAHOO_FILE_TRANSFER_INIT) {
5167	/* Received a FT request from buddy */
5168	sfd = y_new0(struct send_file_data, 1);
5169
5170	sfd->client_id = yd->client_id;
5171	sfd->id = strdup(id);
5172	sfd->who = strdup(who);
5173	sfd->filename = strdup(filename);
5174	sfd->size = size;
5175
5176	yahoo_add_active_transfer(sfd);
5177
5178	YAHOO_CALLBACK(ext_yahoo_got_file) (yd->client_id, yd->user,
5179	who, msg, filename, size, sfd->id);
5180	}
5181	else {
5182	/* Response to our request */
5183	sfd = yahoo_get_active_transfer(id);
5184
5185	if (sfd && action == YAHOO_FILE_TRANSFER_ACCEPT) {
5186	yahoo_send_filetransferinfo(yd, sfd);
5187	}
5188	else if (!sfd \|\| action == YAHOO_FILE_TRANSFER_REJECT) {
5189	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5190	(yd->client_id, YAHOO_FILE_TRANSFER_REJECT,
5191	sfd ? sfd->data : NULL);
5192
5193	yahoo_remove_active_transfer(sfd);
5194	}
5195	}
5196	}
5197
5198	#if 0
5199	void yahoo_send_file(int id, const char who, const char msg,
5200	const char *name, unsigned long size,
5201	yahoo_get_fd_callback callback, void *data)
5202	{
5203	struct yahoo_packet *pkt = NULL;
5204	char size_str[10];
5205	struct yahoo_input_data *yid;
5206	struct yahoo_data *yd;
5207	struct send_file_data *sfd;
5208
5209	yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
5210	yd = find_conn_by_id(id);
5211	sfd = y_new0(struct send_file_data, 1);
5212
5213	sfd->client_id = id;
5214	sfd->id = yahoo_get_random();
5215	sfd->who = strdup(who);
5216	sfd->filename = strdup(name);
5217	sfd->size = size;
5218	sfd->callback = callback;
5219	sfd->data = data;
5220
5221	yahoo_add_active_transfer(sfd);
5222
5223	if (!yd)
5224	return;
5225
5226	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFER,
5227	YPACKET_STATUS_DEFAULT, yd->session_id);
5228
5229	snprintf(size_str, sizeof(size_str), "%ld", size);
5230
5231	yahoo_packet_hash(pkt, 1, yd->user);
5232	yahoo_packet_hash(pkt, 5, who);
5233	yahoo_packet_hash(pkt, 265, sfd->id);
5234	yahoo_packet_hash(pkt, 222, "1");
5235	yahoo_packet_hash(pkt, 266, "1");
5236	yahoo_packet_hash(pkt, 302, "268");
5237	yahoo_packet_hash(pkt, 300, "268");
5238	yahoo_packet_hash(pkt, 27, name);
5239	yahoo_packet_hash(pkt, 28, size_str);
5240	yahoo_packet_hash(pkt, 301, "268");
5241	yahoo_packet_hash(pkt, 303, "268");
5242
5243	yahoo_send_packet(yid, pkt, 0);
5244
5245	yahoo_packet_free(pkt);
5246	}
5247
5248	void yahoo_send_file_transfer_response(int client_id, int response, char id, void data)
5249	{
5250	struct yahoo_packet *pkt = NULL;
5251	char resp[2];
5252	struct yahoo_input_data *yid;
5253
5254	struct send_file_data *sfd = yahoo_get_active_transfer(id);
5255
5256	sfd->data = data;
5257
5258	yid = find_input_by_id_and_type(client_id, YAHOO_CONNECTION_PAGER);
5259
5260	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFER,
5261	YPACKET_STATUS_DEFAULT, yid->yd->session_id);
5262
5263	snprintf(resp, sizeof(resp), "%d", response);
5264
5265	yahoo_packet_hash(pkt, 1, yid->yd->user);
5266	yahoo_packet_hash(pkt, 5, sfd->who);
5267	yahoo_packet_hash(pkt, 265, sfd->id);
5268	yahoo_packet_hash(pkt, 222, resp);
5269
5270	yahoo_send_packet(yid, pkt, 0);
5271
5272	yahoo_packet_free(pkt);
5273
5274	if(response == YAHOO_FILE_TRANSFER_REJECT)
5275	yahoo_remove_active_transfer(sfd);
5276	}
5277	#endif
5278
5279	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over)
5280	{
5281	struct send_file_data *sfd;
5282	struct yahoo_data *yd = yid->yd;
5283
5284	sfd = yahoo_get_active_transfer_with_yid(yid);
5285
5286	if (!sfd) {
5287	LOG(("Something funny happened. yid %p has no sfd.\n", yid));
5288	return;
5289	}
5290
5291	/*
5292	* We want to handle only the complete data with HEAD since we don't
5293	* want a situation where both the GET and HEAD are active.
5294	* With SEND, we really can't do much with partial response
5295	*/
5296	if ((sfd->state == FT_STATE_HEAD \|\| sfd->state == FT_STATE_SEND)
5297	&& !over)
5298	return;
5299
5300	if (sfd->state == FT_STATE_HEAD) {
5301	/* Do a GET */
5302	char url[256];
5303	char buff[1024];
5304	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
5305
5306	struct yahoo_input_data *yid_ft =
5307	y_new0(struct yahoo_input_data, 1);
5308
5309	yid_ft->yd = yid->yd;
5310	yid_ft->type = YAHOO_CONNECTION_FT;
5311
5312	inputs = y_list_prepend(inputs, yid_ft);
5313	sfd->yid = yid_ft;
5314	sfd->state = FT_STATE_RECV;
5315
5316	token_enc = yahoo_urlencode(sfd->token);
5317	sender_enc = yahoo_urlencode(sfd->who);
5318	recv_enc = yahoo_urlencode(yd->user);
5319
5320	snprintf(url, sizeof(url),
5321	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
5322	token_enc, sender_enc, recv_enc);
5323
5324	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y,
5325	yd->cookie_t);
5326
5327
5328	yahoo_http_get(yd->client_id, url, buff, 1, 1,
5329	_yahoo_http_connected, yid_ft);
5330
5331	FREE(token_enc);
5332	FREE(sender_enc);
5333	FREE(recv_enc);
5334	}
5335	else if (sfd->state == FT_STATE_RECV \|\|
5336	sfd->state == FT_STATE_RECV_START) {
5337
5338	unsigned char *data_begin = NULL;
5339
5340	if (yid->rxlen == 0)
5341	yahoo_remove_active_transfer(sfd);
5342
5343	if (sfd->state != FT_STATE_RECV_START &&
5344	(data_begin =
5345	(unsigned char )strstr((char )yid->rxqueue,
5346	"\r\n\r\n"))) {
5347
5348	sfd->state = FT_STATE_RECV_START;
5349
5350	yid->rxlen -= 4+(data_begin-yid->rxqueue)/sizeof(char);
5351	data_begin += 4;
5352
5353	if (yid->rxlen > 0)
5354	YAHOO_CALLBACK(ext_yahoo_got_ft_data)
5355	(yd->client_id, data_begin,
5356	yid->rxlen, sfd->data);
5357	}
5358	else if (sfd->state == FT_STATE_RECV_START)
5359	YAHOO_CALLBACK(ext_yahoo_got_ft_data) (yd->client_id,
5360	yid->rxqueue, yid->rxlen, sfd->data);
5361
5362	FREE(yid->rxqueue);
5363	yid->rxqueue = NULL;
5364	yid->rxlen = 0;
5365	}
5366	else if (sfd->state == FT_STATE_SEND) {
5367	/* Sent file completed */
5368	int len = 0;
5369	char off = strstr((char )yid->rxqueue, "Content-Length: ");
5370
5371	if (off) {
5372	off += 16;
5373	len = atoi(off);
5374	}
5375
5376	if (len < sfd->size)
5377	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5378	(yd->client_id,
5379	YAHOO_FILE_TRANSFER_FAILED, sfd->data);
5380	else
5381	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5382	(yd->client_id,
5383	YAHOO_FILE_TRANSFER_DONE, sfd->data);
5384
5385	yahoo_remove_active_transfer(sfd);
5386	}
5387	}
5388
5389	/* End File Transfer */
5390
5391	#if 0
5392	enum yahoo_status yahoo_current_status(int id)
5393	{
5394	struct yahoo_data *yd = find_conn_by_id(id);
5395	if (!yd)
5396	return YAHOO_STATUS_OFFLINE;
5397	return yd->current_status;
5398	}
5399
5400	const YList *yahoo_get_buddylist(int id)
5401	{
5402	struct yahoo_data *yd = find_conn_by_id(id);
5403	if (!yd)
5404	return NULL;
5405	return yd->buddies;
5406	}
5407
5408	const YList *yahoo_get_ignorelist(int id)
5409	{
5410	struct yahoo_data *yd = find_conn_by_id(id);
5411	if (!yd)
5412	return NULL;
5413	return yd->ignore;
5414	}
5415
5416	const YList *yahoo_get_identities(int id)
5417	{
5418	struct yahoo_data *yd = find_conn_by_id(id);
5419	if (!yd)
5420	return NULL;
5421	return yd->identities;
5422	}
5423
5424	const char yahoo_get_cookie(int id, const char which)
5425	{
5426	struct yahoo_data *yd = find_conn_by_id(id);
5427	if (!yd)
5428	return NULL;
5429	if (!strncasecmp(which, "y", 1))
5430	return yd->cookie_y;
5431	if (!strncasecmp(which, "b", 1))
5432	return yd->cookie_b;
5433	if (!strncasecmp(which, "t", 1))
5434	return yd->cookie_t;
5435	if (!strncasecmp(which, "c", 1))
5436	return yd->cookie_c;
5437	if (!strncasecmp(which, "login", 5))
5438	return yd->login_cookie;
5439	return NULL;
5440	}
5441	#endif
5442
5443	const char *yahoo_get_profile_url(void)
5444	{
5445	return profile_url;
5446	}

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