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source: protocols/yahoo/libyahoo2.c @ 4e4fa93

Last change on this file since 4e4fa93 was 3cd37d7, checked in by Wilmer van der Gaast <wilmer@…>, at 2012-10-20T09:44:59Z
Cleaning up some more Yahoo! symbols.
Property mode set to `100644`
File size: 125.2 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
47	*
48	*/
49
50	#ifndef _WIN32
51	#include <unistd.h>
52	#endif
53	#include <errno.h>
54	#include <stdio.h>
55	#include <stdarg.h>
56
57	#if STDC_HEADERS
58	# include <string.h>
59	#else
60	# if !HAVE_STRCHR
61	# define strchr index
62	# define strrchr rindex
63	# endif
64	char strchr (), strrchr ();
65	# if !HAVE_MEMCPY
66	# define memcpy(d, s, n) bcopy ((s), (d), (n))
67	# define memmove(d, s, n) bcopy ((s), (d), (n))
68	# endif
69	#endif
70
71	#include <sys/types.h>
72
73	#ifdef __MINGW32__
74	# include <winsock2.h>
75	#endif
76
77	#include <stdlib.h>
78	#include <ctype.h>
79
80	#include "sha1.h"
81	#include "md5.h"
82	#include "yahoo2.h"
83	#include "yahoo_httplib.h"
84	#include "yahoo_util.h"
85
86	#include "yahoo2_callbacks.h"
87	#include "yahoo_debug.h"
88	#if defined(__MINGW32__) && !defined(HAVE_GLIB)
89	#define snprintf _snprintf
90	#define vsnprintf _vsnprintf
91	#endif
92
93	#include "base64.h"
94	#include "http_client.h"
95
96	#ifdef USE_STRUCT_CALLBACKS
97	struct yahoo_callbacks *yc = NULL;
98
99	void yahoo_register_callbacks(struct yahoo_callbacks *tyc)
100	{
101	yc = tyc;
102	}
103
104	#define YAHOO_CALLBACK(x) yc->x
105	#else
106	#define YAHOO_CALLBACK(x) x
107	#endif
108
109	static int yahoo_send_data(void fd, void data, int len);
110	static void _yahoo_http_connected(int id, void fd, int error, void data);
111	static void yahoo_connected(void fd, int error, void data);
112
113	int yahoo_log_message(char *fmt, ...)
114	{
115	char out[1024];
116	va_list ap;
117	va_start(ap, fmt);
118	vsnprintf(out, sizeof(out), fmt, ap);
119	va_end(ap);
120	return YAHOO_CALLBACK(ext_yahoo_log) ("%s", out);
121	}
122
123	static enum yahoo_log_level log_level = YAHOO_LOG_NONE;
124
125	enum yahoo_log_level yahoo_get_log_level()
126	{
127	return log_level;
128	}
129
130	int yahoo_set_log_level(enum yahoo_log_level level)
131	{
132	enum yahoo_log_level l = log_level;
133	log_level = level;
134	return l;
135	}
136
137	/* default values for servers */
138	static char *default_pager_hosts[] = { "scs.msg.yahoo.com",
139	"scsa.msg.yahoo.com",
140	"scsb.msg.yahoo.com",
141	"scsc.msg.yahoo.com",
142	NULL};
143
144	static int pager_port = 5050;
145	static int fallback_ports[] = { 23, 25, 80, 20, 119, 8001, 8002, 5050, 0 };
146
147	static char filetransfer_host[] = "filetransfer.msg.yahoo.com";
148	static int filetransfer_port = 80;
149	static char webcam_host[] = "webcam.yahoo.com";
150	static int webcam_port = 5100;
151	static char webcam_description[] = "";
152	static char local_host[] = "";
153	static int conn_type = Y_WCM_DSL;
154
155	static char profile_url[] = "http://profiles.yahoo.com/";
156
157	struct connect_callback_data {
158	struct yahoo_data *yd;
159	int tag;
160	int i;
161	int server_i;
162	};
163
164	struct yahoo_pair {
165	int key;
166	char *value;
167	};
168
169	struct yahoo_packet {
170	unsigned short int service;
171	unsigned int status;
172	unsigned int id;
173	YList *hash;
174	};
175
176	struct yahoo_search_state {
177	int lsearch_type;
178	char *lsearch_text;
179	int lsearch_gender;
180	int lsearch_agerange;
181	int lsearch_photo;
182	int lsearch_yahoo_only;
183	int lsearch_nstart;
184	int lsearch_nfound;
185	int lsearch_ntotal;
186	};
187
188	struct data_queue {
189	unsigned char *queue;
190	int len;
191	};
192
193	struct yahoo_input_data {
194	struct yahoo_data *yd;
195	struct yahoo_webcam *wcm;
196	struct yahoo_webcam_data *wcd;
197	struct yahoo_search_state *ys;
198
199	void *fd;
200	enum yahoo_connection_type type;
201
202	unsigned char *rxqueue;
203	int rxlen;
204	int read_tag;
205
206	YList *txqueues;
207	int write_tag;
208	};
209
210	struct yahoo_server_settings {
211	char *pager_host;
212	int pager_port;
213	char *filetransfer_host;
214	int filetransfer_port;
215	char *webcam_host;
216	int webcam_port;
217	char *webcam_description;
218	char *local_host;
219	int conn_type;
220	char **pager_host_list;
221	};
222
223	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over);
224
225	static void yahoo_process_filetransfer(struct yahoo_input_data *yid,
226	struct yahoo_packet *pkt);
227	static void yahoo_process_filetransferinfo(struct yahoo_input_data *yid,
228	struct yahoo_packet *pkt);
229	static void yahoo_process_filetransferaccept(struct yahoo_input_data *yid,
230	struct yahoo_packet *pkt);
231
232	static void yahoo_https_auth(struct yahoo_input_data yid, const char seed, const char *sn);
233
234	static void *_yahoo_default_server_settings()
235	{
236	struct yahoo_server_settings *yss =
237	y_new0(struct yahoo_server_settings, 1);
238
239	/* Give preference to the default host list
240	* Make sure that only one of the two is set at any time
241	*/
242	yss->pager_host = NULL;
243	yss->pager_host_list = default_pager_hosts;
244
245	yss->pager_port = pager_port;
246	yss->filetransfer_host = strdup(filetransfer_host);
247	yss->filetransfer_port = filetransfer_port;
248	yss->webcam_host = strdup(webcam_host);
249	yss->webcam_port = webcam_port;
250	yss->webcam_description = strdup(webcam_description);
251	yss->local_host = strdup(local_host);
252	yss->conn_type = conn_type;
253
254	return yss;
255	}
256
257	static void *_yahoo_assign_server_settings(va_list ap)
258	{
259	struct yahoo_server_settings *yss = _yahoo_default_server_settings();
260	char *key;
261	char *svalue;
262	int nvalue;
263	char **pvalue;
264
265	while (1) {
266	key = va_arg(ap, char *);
267	if (key == NULL)
268	break;
269
270	if (!strcmp(key, "pager_host")) {
271	svalue = va_arg(ap, char *);
272	free(yss->pager_host);
273	yss->pager_host = strdup(svalue);
274	yss->pager_host_list = NULL;
275	} else if (!strcmp(key, "pager_host_list")) {
276	pvalue = va_arg(ap, char **);
277	yss->pager_host_list = pvalue;
278	free(yss->pager_host);
279	yss->pager_host = NULL;
280	} else if (!strcmp(key, "pager_port")) {
281	nvalue = va_arg(ap, int);
282	yss->pager_port = nvalue;
283	} else if (!strcmp(key, "filetransfer_host")) {
284	svalue = va_arg(ap, char *);
285	free(yss->filetransfer_host);
286	yss->filetransfer_host = strdup(svalue);
287	} else if (!strcmp(key, "filetransfer_port")) {
288	nvalue = va_arg(ap, int);
289	yss->filetransfer_port = nvalue;
290	} else if (!strcmp(key, "webcam_host")) {
291	svalue = va_arg(ap, char *);
292	free(yss->webcam_host);
293	yss->webcam_host = strdup(svalue);
294	} else if (!strcmp(key, "webcam_port")) {
295	nvalue = va_arg(ap, int);
296	yss->webcam_port = nvalue;
297	} else if (!strcmp(key, "webcam_description")) {
298	svalue = va_arg(ap, char *);
299	free(yss->webcam_description);
300	yss->webcam_description = strdup(svalue);
301	} else if (!strcmp(key, "local_host")) {
302	svalue = va_arg(ap, char *);
303	free(yss->local_host);
304	yss->local_host = strdup(svalue);
305	} else if (!strcmp(key, "conn_type")) {
306	nvalue = va_arg(ap, int);
307	yss->conn_type = nvalue;
308	} else {
309	WARNING(("Unknown key passed to yahoo_init, "
310	"perhaps you didn't terminate the list "
311	"with NULL"));
312	}
313	}
314
315	return yss;
316	}
317
318	static void yahoo_free_server_settings(struct yahoo_server_settings *yss)
319	{
320	if (!yss)
321	return;
322
323	free(yss->pager_host);
324	free(yss->filetransfer_host);
325	free(yss->webcam_host);
326	free(yss->webcam_description);
327	free(yss->local_host);
328
329	free(yss);
330	}
331
332	static YList *conns = NULL;
333	static YList *inputs = NULL;
334	static int last_id = 0;
335
336	static void add_to_list(struct yahoo_data *yd)
337	{
338	conns = y_list_prepend(conns, yd);
339	}
340
341	static struct yahoo_data *find_conn_by_id(int id)
342	{
343	YList *l;
344	for (l = conns; l; l = y_list_next(l)) {
345	struct yahoo_data *yd = l->data;
346	if (yd->client_id == id)
347	return yd;
348	}
349	return NULL;
350	}
351
352	static void del_from_list(struct yahoo_data *yd)
353	{
354	conns = y_list_remove(conns, yd);
355	}
356
357	/* call repeatedly to get the next one */
358	/*
359	static struct yahoo_input_data * find_input_by_id(int id)
360	{
361	YList *l;
362	for(l = inputs; l; l = y_list_next(l)) {
363	struct yahoo_input_data *yid = l->data;
364	if(yid->yd->client_id == id)
365	return yid;
366	}
367	return NULL;
368	}
369	*/
370
371	#if 0
372	static struct yahoo_input_data *find_input_by_id_and_webcam_user(int id,
373	const char *who)
374	{
375	YList *l;
376	LOG(("find_input_by_id_and_webcam_user"));
377	for (l = inputs; l; l = y_list_next(l)) {
378	struct yahoo_input_data *yid = l->data;
379	if (yid->type == YAHOO_CONNECTION_WEBCAM
380	&& yid->yd->client_id == id && yid->wcm && ((who
381	&& yid->wcm->user
382	&& !strcmp(who, yid->wcm->user))
383	\|\| !(yid->wcm->user && !who)))
384	return yid;
385	}
386	return NULL;
387	}
388	#endif
389
390	static struct yahoo_input_data *find_input_by_id_and_type(int id,
391	enum yahoo_connection_type type)
392	{
393	YList *l;
394	LOG(("find_input_by_id_and_type"));
395	for (l = inputs; l; l = y_list_next(l)) {
396	struct yahoo_input_data *yid = l->data;
397	if (yid->type == type && yid->yd->client_id == id)
398	return yid;
399	}
400	return NULL;
401	}
402
403	static struct yahoo_input_data find_input_by_id_and_fd(int id, void fd)
404	{
405	YList *l;
406	LOG(("find_input_by_id_and_fd"));
407	for (l = inputs; l; l = y_list_next(l)) {
408	struct yahoo_input_data *yid = l->data;
409	if (yid->fd == fd && yid->yd->client_id == id)
410	return yid;
411	}
412	return NULL;
413	}
414
415	static int count_inputs_with_id(int id)
416	{
417	int c = 0;
418	YList *l;
419	LOG(("counting %d", id));
420	for (l = inputs; l; l = y_list_next(l)) {
421	struct yahoo_input_data *yid = l->data;
422	if (yid->yd->client_id == id)
423	c++;
424	}
425	LOG(("%d", c));
426	return c;
427	}
428
429	/* Free a buddy list */
430	static void yahoo_free_buddies(YList *list)
431	{
432	YList *l;
433
434	for (l = list; l; l = l->next) {
435	struct yahoo_buddy *bud = l->data;
436	if (!bud)
437	continue;
438
439	FREE(bud->group);
440	FREE(bud->id);
441	FREE(bud->real_name);
442	if (bud->yab_entry) {
443	FREE(bud->yab_entry->fname);
444	FREE(bud->yab_entry->lname);
445	FREE(bud->yab_entry->nname);
446	FREE(bud->yab_entry->id);
447	FREE(bud->yab_entry->email);
448	FREE(bud->yab_entry->hphone);
449	FREE(bud->yab_entry->wphone);
450	FREE(bud->yab_entry->mphone);
451	FREE(bud->yab_entry);
452	}
453	FREE(bud);
454	l->data = bud = NULL;
455	}
456
457	y_list_free(list);
458	}
459
460	/* Free an identities list */
461	static void yahoo_free_identities(YList *list)
462	{
463	while (list) {
464	YList *n = list;
465	FREE(list->data);
466	list = y_list_remove_link(list, list);
467	y_list_free_1(n);
468	}
469	}
470
471	/* Free webcam data */
472	static void yahoo_free_webcam(struct yahoo_webcam *wcm)
473	{
474	if (wcm) {
475	FREE(wcm->user);
476	FREE(wcm->server);
477	FREE(wcm->key);
478	FREE(wcm->description);
479	FREE(wcm->my_ip);
480	}
481	FREE(wcm);
482	}
483
484	static void yahoo_free_data(struct yahoo_data *yd)
485	{
486	FREE(yd->user);
487	FREE(yd->password);
488	FREE(yd->cookie_y);
489	FREE(yd->cookie_t);
490	FREE(yd->cookie_b);
491	FREE(yd->cookie_c);
492	FREE(yd->login_cookie);
493	FREE(yd->login_id);
494
495	yahoo_free_buddies(yd->buddies);
496	yahoo_free_buddies(yd->ignore);
497	yahoo_free_identities(yd->identities);
498
499	yahoo_free_server_settings(yd->server_settings);
500
501	FREE(yd);
502	}
503
504	#define YAHOO_PACKET_HDRLEN (4 + 2 + 2 + 2 + 2 + 4 + 4)
505
506	static struct yahoo_packet *yahoo_packet_new(enum yahoo_service service,
507	enum ypacket_status status, int id)
508	{
509	struct yahoo_packet *pkt = y_new0(struct yahoo_packet, 1);
510
511	pkt->service = service;
512	pkt->status = status;
513	pkt->id = id;
514
515	return pkt;
516	}
517
518	static void yahoo_packet_hash(struct yahoo_packet *pkt, int key,
519	const char *value)
520	{
521	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
522	pair->key = key;
523	pair->value = strdup(value);
524	pkt->hash = y_list_append(pkt->hash, pair);
525	}
526
527	static int yahoo_packet_length(struct yahoo_packet *pkt)
528	{
529	YList *l;
530
531	int len = 0;
532
533	for (l = pkt->hash; l; l = l->next) {
534	struct yahoo_pair *pair = l->data;
535	int tmp = pair->key;
536	do {
537	tmp /= 10;
538	len++;
539	} while (tmp);
540	len += 2;
541	len += strlen(pair->value);
542	len += 2;
543	}
544
545	return len;
546	}
547
548	#define yahoo_put16(buf, data) ( \
549	(*(buf) = (unsigned char)((data)>>8)&0xff), \
550	(*((buf)+1) = (unsigned char)(data)&0xff), \
551	2)
552	#define yahoo_get16(buf) (((((buf))&0xff)<<8) + ((((buf)+1)) & 0xff))
553	#define yahoo_put32(buf, data) ( \
554	(*((buf)) = (unsigned char)((data)>>24)&0xff), \
555	(*((buf)+1) = (unsigned char)((data)>>16)&0xff), \
556	(*((buf)+2) = (unsigned char)((data)>>8)&0xff), \
557	(*((buf)+3) = (unsigned char)(data)&0xff), \
558	4)
559	#define yahoo_get32(buf) ((((*(buf) )&0xff)<<24) + \
560	(((*((buf)+1))&0xff)<<16) + \
561	(((*((buf)+2))&0xff)<< 8) + \
562	(((*((buf)+3))&0xff)))
563
564	static void yahoo_packet_read(struct yahoo_packet pkt, unsigned char data,
565	int len)
566	{
567	int pos = 0;
568
569	while (pos + 1 < len) {
570	char key, value = NULL;
571	int accept;
572	int x;
573
574	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
575
576	key = malloc(len + 1);
577	x = 0;
578	while (pos + 1 < len) {
579	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
580	break;
581	key[x++] = data[pos++];
582	}
583	key[x] = 0;
584	pos += 2;
585	pair->key = strtol(key, NULL, 10);
586	free(key);
587
588	/* Libyahoo2 developer(s) don't seem to have the time to fix
589	this problem, so for now try to work around it:
590
591	Sometimes we receive an invalid packet with not any more
592	data at this point. I don't know how to handle this in a
593	clean way, but let's hope this is clean enough: */
594
595	if (pos + 1 < len) {
596	accept = x;
597	/* if x is 0 there was no key, so don't accept it */
598	if (accept)
599	value = malloc(len - pos + 1);
600	x = 0;
601	while (pos + 1 < len) {
602	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
603	break;
604	if (accept)
605	value[x++] = data[pos++];
606	}
607	if (accept)
608	value[x] = 0;
609	pos += 2;
610	} else {
611	accept = 0;
612	}
613
614	if (accept) {
615	pair->value = strdup(value);
616	FREE(value);
617	pkt->hash = y_list_append(pkt->hash, pair);
618	DEBUG_MSG(("Key: %d \tValue: %s", pair->key,
619	pair->value));
620	} else {
621	FREE(pair);
622	}
623	}
624	}
625
626	static void yahoo_packet_write(struct yahoo_packet pkt, unsigned char data)
627	{
628	YList *l;
629	int pos = 0;
630
631	for (l = pkt->hash; l; l = l->next) {
632	struct yahoo_pair *pair = l->data;
633	unsigned char buf[100];
634
635	snprintf((char *)buf, sizeof(buf), "%d", pair->key);
636	strcpy((char )data + pos, (char )buf);
637	pos += strlen((char *)buf);
638	data[pos++] = 0xc0;
639	data[pos++] = 0x80;
640
641	strcpy((char *)data + pos, pair->value);
642	pos += strlen(pair->value);
643	data[pos++] = 0xc0;
644	data[pos++] = 0x80;
645	}
646	}
647
648	static void yahoo_dump_unhandled(struct yahoo_packet *pkt)
649	{
650	YList *l;
651
652	NOTICE(("Service: 0x%02x\tStatus: %d", pkt->service, pkt->status));
653	for (l = pkt->hash; l; l = l->next) {
654	struct yahoo_pair *pair = l->data;
655	NOTICE(("\t%d => %s", pair->key, pair->value));
656	}
657	}
658
659	static void yahoo_packet_dump(unsigned char *data, int len)
660	{
661	if (yahoo_get_log_level() >= YAHOO_LOG_DEBUG) {
662	int i;
663	for (i = 0; i < len; i++) {
664	if ((i % 8 == 0) && i)
665	YAHOO_CALLBACK(ext_yahoo_log) (" ");
666	if ((i % 16 == 0) && i)
667	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
668	YAHOO_CALLBACK(ext_yahoo_log) ("%02x ", data[i]);
669	}
670	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
671	for (i = 0; i < len; i++) {
672	if ((i % 8 == 0) && i)
673	YAHOO_CALLBACK(ext_yahoo_log) (" ");
674	if ((i % 16 == 0) && i)
675	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
676	if (isprint(data[i]))
677	YAHOO_CALLBACK(ext_yahoo_log) (" %c ", data[i]);
678	else
679	YAHOO_CALLBACK(ext_yahoo_log) (" . ");
680	}
681	YAHOO_CALLBACK(ext_yahoo_log) ("\n");
682	}
683	}
684
685	/* raw bytes in quasi-big-endian order to base 64 string (NUL-terminated) */
686	static void to_y64(unsigned char out, const unsigned char in, int inlen)
687	{
688	base64_encode_real(in, inlen, out, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-");
689	}
690
691	static void yahoo_add_to_send_queue(struct yahoo_input_data yid, void data,
692	int length)
693	{
694	struct data_queue *tx = y_new0(struct data_queue, 1);
695	tx->queue = y_new0(unsigned char, length);
696	tx->len = length;
697	memcpy(tx->queue, data, length);
698
699	yid->txqueues = y_list_append(yid->txqueues, tx);
700
701	if (!yid->write_tag)
702	yid->write_tag =
703	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->
704	client_id, yid->fd, YAHOO_INPUT_WRITE, yid);
705	}
706
707	static void yahoo_send_packet(struct yahoo_input_data *yid,
708	struct yahoo_packet *pkt, int extra_pad)
709	{
710	int pktlen = yahoo_packet_length(pkt);
711	int len = YAHOO_PACKET_HDRLEN + pktlen;
712	unsigned char *data;
713	int pos = 0;
714
715	if (yid->fd < 0)
716	return;
717
718	data = y_new0(unsigned char, len + 1);
719
720	memcpy(data + pos, "YMSG", 4);
721	pos += 4;
722	pos += yahoo_put16(data + pos, YAHOO_PROTO_VER); /* version [latest 12 0x000c] */
723	pos += yahoo_put16(data + pos, 0x0000); /* HIWORD pkt length??? */
724	pos += yahoo_put16(data + pos, pktlen + extra_pad); /* LOWORD pkt length? */
725	pos += yahoo_put16(data + pos, pkt->service); /* service */
726	pos += yahoo_put32(data + pos, pkt->status); /* status [4bytes] */
727	pos += yahoo_put32(data + pos, pkt->id); /* session [4bytes] */
728
729	yahoo_packet_write(pkt, data + pos);
730
731	yahoo_packet_dump(data, len);
732
733	if (yid->type == YAHOO_CONNECTION_FT)
734	yahoo_send_data(yid->fd, data, len);
735	else
736	yahoo_add_to_send_queue(yid, data, len);
737	FREE(data);
738	}
739
740	static void yahoo_packet_free(struct yahoo_packet *pkt)
741	{
742	while (pkt->hash) {
743	struct yahoo_pair *pair = pkt->hash->data;
744	YList *tmp;
745	FREE(pair->value);
746	FREE(pair);
747	tmp = pkt->hash;
748	pkt->hash = y_list_remove_link(pkt->hash, pkt->hash);
749	y_list_free_1(tmp);
750	}
751	FREE(pkt);
752	}
753
754	static int yahoo_send_data(void fd, void data, int len)
755	{
756	int ret;
757	int e;
758
759	if (fd == NULL)
760	return -1;
761
762	yahoo_packet_dump(data, len);
763
764	do {
765	ret = YAHOO_CALLBACK(ext_yahoo_write) (fd, data, len);
766	} while (ret == -1 && errno == EINTR);
767	e = errno;
768
769	if (ret == -1) {
770	LOG(("wrote data: ERR %s", strerror(errno)));
771	} else {
772	LOG(("wrote data: OK"));
773	}
774
775	errno = e;
776	return ret;
777	}
778
779	void yahoo_close(int id)
780	{
781	struct yahoo_data *yd = find_conn_by_id(id);
782	if (!yd)
783	return;
784
785	del_from_list(yd);
786
787	yahoo_free_data(yd);
788	if (id == last_id)
789	last_id--;
790	}
791
792	static void yahoo_input_close(struct yahoo_input_data *yid)
793	{
794	inputs = y_list_remove(inputs, yid);
795
796	LOG(("yahoo_input_close(read)"));
797	YAHOO_CALLBACK(ext_yahoo_remove_handler) (yid->yd->client_id,
798	yid->read_tag);
799	LOG(("yahoo_input_close(write)"));
800	YAHOO_CALLBACK(ext_yahoo_remove_handler) (yid->yd->client_id,
801	yid->write_tag);
802	yid->read_tag = yid->write_tag = 0;
803	if (yid->fd)
804	YAHOO_CALLBACK(ext_yahoo_close) (yid->fd);
805	yid->fd = 0;
806	FREE(yid->rxqueue);
807	if (count_inputs_with_id(yid->yd->client_id) == 0) {
808	LOG(("closing %d", yid->yd->client_id));
809	yahoo_close(yid->yd->client_id);
810	}
811	yahoo_free_webcam(yid->wcm);
812	if (yid->wcd)
813	FREE(yid->wcd);
814	if (yid->ys) {
815	FREE(yid->ys->lsearch_text);
816	FREE(yid->ys);
817	}
818	FREE(yid);
819	}
820
821	static int is_same_bud(const void a, const void b)
822	{
823	const struct yahoo_buddy *subject = a;
824	const struct yahoo_buddy *object = b;
825
826	return strcmp(subject->id, object->id);
827	}
828
829	static char getcookie(char rawcookie)
830	{
831	char *cookie = NULL;
832	char *tmpcookie;
833	char *cookieend;
834
835	if (strlen(rawcookie) < 2)
836	return NULL;
837
838	tmpcookie = strdup(rawcookie + 2);
839	cookieend = strchr(tmpcookie, ';');
840
841	if (cookieend)
842	*cookieend = '\0';
843
844	cookie = strdup(tmpcookie);
845	FREE(tmpcookie);
846	/* cookieend=NULL; not sure why this was there since the value is not preserved in the stack -dd */
847
848	return cookie;
849	}
850
851	static char getlcookie(char cookie)
852	{
853	char *tmp;
854	char *tmpend;
855	char *login_cookie = NULL;
856
857	tmpend = strstr(cookie, "n=");
858	if (tmpend) {
859	tmp = strdup(tmpend + 2);
860	tmpend = strchr(tmp, '&');
861	if (tmpend)
862	*tmpend = '\0';
863	login_cookie = strdup(tmp);
864	FREE(tmp);
865	}
866
867	return login_cookie;
868	}
869
870	static void yahoo_process_notify(struct yahoo_input_data *yid,
871	struct yahoo_packet *pkt)
872	{
873	struct yahoo_data *yd = yid->yd;
874	char *msg = NULL;
875	char *from = NULL;
876	char *to = NULL;
877	int stat = 0;
878	int accept = 0;
879	char *ind = NULL;
880	YList *l;
881	for (l = pkt->hash; l; l = l->next) {
882	struct yahoo_pair *pair = l->data;
883	if (pair->key == 4)
884	from = pair->value;
885	if (pair->key == 5)
886	to = pair->value;
887	if (pair->key == 49)
888	msg = pair->value;
889	if (pair->key == 13)
890	stat = atoi(pair->value);
891	if (pair->key == 14)
892	ind = pair->value;
893	if (pair->key == 16) { /* status == -1 */
894	NOTICE((pair->value));
895	return;
896	}
897
898	}
899
900	if (!msg)
901	return;
902
903	if (!strncasecmp(msg, "TYPING", strlen("TYPING")))
904	YAHOO_CALLBACK(ext_yahoo_typing_notify) (yd->client_id, to,
905	from, stat);
906	else if (!strncasecmp(msg, "GAME", strlen("GAME")))
907	YAHOO_CALLBACK(ext_yahoo_game_notify) (yd->client_id, to, from,
908	stat, ind);
909	else if (!strncasecmp(msg, "WEBCAMINVITE", strlen("WEBCAMINVITE"))) {
910	if (!strcmp(ind, " ")) {
911	YAHOO_CALLBACK(ext_yahoo_webcam_invite) (yd->client_id,
912	to, from);
913	} else {
914	accept = atoi(ind);
915	/* accept the invitation (-1 = deny 1 = accept) */
916	if (accept < 0)
917	accept = 0;
918	YAHOO_CALLBACK(ext_yahoo_webcam_invite_reply) (yd->
919	client_id, to, from, accept);
920	}
921	} else
922	LOG(("Got unknown notification: %s", msg));
923	}
924
925	static void yahoo_process_conference(struct yahoo_input_data *yid,
926	struct yahoo_packet *pkt)
927	{
928	struct yahoo_data *yd = yid->yd;
929	char *msg = NULL;
930	char *host = NULL;
931	char *who = NULL;
932	char *room = NULL;
933	char *id = NULL;
934	int utf8 = 0;
935	YList *members = NULL;
936	YList *l;
937
938	for (l = pkt->hash; l; l = l->next) {
939	struct yahoo_pair *pair = l->data;
940	if (pair->key == 50)
941	host = pair->value;
942
943	if (pair->key == 52) { /* invite */
944	members = y_list_append(members, strdup(pair->value));
945	}
946	if (pair->key == 53) /* logon */
947	who = pair->value;
948	if (pair->key == 54) /* decline */
949	who = pair->value;
950	if (pair->key == 55) /* unavailable (status == 2) */
951	who = pair->value;
952	if (pair->key == 56) /* logoff */
953	who = pair->value;
954
955	if (pair->key == 57)
956	room = pair->value;
957
958	if (pair->key == 58) /* join message */
959	msg = pair->value;
960	if (pair->key == 14) /* decline/conf message */
961	msg = pair->value;
962
963	if (pair->key == 13) ;
964	if (pair->key == 16) /* error */
965	msg = pair->value;
966
967	if (pair->key == 1) /* my id */
968	id = pair->value;
969	if (pair->key == 3) /* message sender */
970	who = pair->value;
971
972	if (pair->key == 97)
973	utf8 = atoi(pair->value);
974	}
975
976	if (!room)
977	return;
978
979	if (host) {
980	for (l = members; l; l = l->next) {
981	char *w = l->data;
982	if (!strcmp(w, host))
983	break;
984	}
985	if (!l)
986	members = y_list_append(members, strdup(host));
987	}
988	/* invite, decline, join, left, message -> status == 1 */
989
990	switch (pkt->service) {
991	case YAHOO_SERVICE_CONFINVITE:
992	if (pkt->status == 2) ;
993	else if (members)
994	YAHOO_CALLBACK(ext_yahoo_got_conf_invite) (yd->
995	client_id, id, host, room, msg, members);
996	else if (msg)
997	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id, msg, 0,
998	E_CONFNOTAVAIL);
999	break;
1000	case YAHOO_SERVICE_CONFADDINVITE:
1001	if (pkt->status == 1)
1002	YAHOO_CALLBACK(ext_yahoo_got_conf_invite) (yd->
1003	client_id, id, host, room, msg, members);
1004	break;
1005	case YAHOO_SERVICE_CONFDECLINE:
1006	if (who)
1007	YAHOO_CALLBACK(ext_yahoo_conf_userdecline) (yd->
1008	client_id, id, who, room, msg);
1009	break;
1010	case YAHOO_SERVICE_CONFLOGON:
1011	if (who)
1012	YAHOO_CALLBACK(ext_yahoo_conf_userjoin) (yd->client_id,
1013	id, who, room);
1014	break;
1015	case YAHOO_SERVICE_CONFLOGOFF:
1016	if (who)
1017	YAHOO_CALLBACK(ext_yahoo_conf_userleave) (yd->client_id,
1018	id, who, room);
1019	break;
1020	case YAHOO_SERVICE_CONFMSG:
1021	if (who)
1022	YAHOO_CALLBACK(ext_yahoo_conf_message) (yd->client_id,
1023	id, who, room, msg, utf8);
1024	break;
1025	}
1026	}
1027
1028	static void yahoo_process_chat(struct yahoo_input_data *yid,
1029	struct yahoo_packet *pkt)
1030	{
1031	char *msg = NULL;
1032	char *id = NULL;
1033	char *who = NULL;
1034	char *room = NULL;
1035	char *topic = NULL;
1036	YList *members = NULL;
1037	struct yahoo_chat_member *currentmember = NULL;
1038	int msgtype = 1;
1039	int utf8 = 0;
1040	int firstjoin = 0;
1041	int membercount = 0;
1042	int chaterr = 0;
1043	YList *l;
1044
1045	yahoo_dump_unhandled(pkt);
1046	for (l = pkt->hash; l; l = l->next) {
1047	struct yahoo_pair *pair = l->data;
1048
1049	if (pair->key == 1) {
1050	/* My identity */
1051	id = pair->value;
1052	}
1053
1054	if (pair->key == 104) {
1055	/* Room name */
1056	room = pair->value;
1057	}
1058
1059	if (pair->key == 105) {
1060	/* Room topic */
1061	topic = pair->value;
1062	}
1063
1064	if (pair->key == 108) {
1065	/* Number of members in this packet */
1066	membercount = atoi(pair->value);
1067	}
1068
1069	if (pair->key == 109) {
1070	/* message sender */
1071	who = pair->value;
1072
1073	if (pkt->service == YAHOO_SERVICE_CHATJOIN) {
1074	currentmember =
1075	y_new0(struct yahoo_chat_member, 1);
1076	currentmember->id = strdup(pair->value);
1077	members = y_list_append(members, currentmember);
1078	}
1079	}
1080
1081	if (pair->key == 110) {
1082	/* age */
1083	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1084	currentmember->age = atoi(pair->value);
1085	}
1086
1087	if (pair->key == 113) {
1088	/* attribs */
1089	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1090	currentmember->attribs = atoi(pair->value);
1091	}
1092
1093	if (pair->key == 141) {
1094	/* alias */
1095	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1096	currentmember->alias = strdup(pair->value);
1097	}
1098
1099	if (pair->key == 142) {
1100	/* location */
1101	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1102	currentmember->location = strdup(pair->value);
1103	}
1104
1105	if (pair->key == 130) {
1106	/* first join */
1107	firstjoin = 1;
1108	}
1109
1110	if (pair->key == 117) {
1111	/* message */
1112	msg = pair->value;
1113	}
1114
1115	if (pair->key == 124) {
1116	/* Message type */
1117	msgtype = atoi(pair->value);
1118	}
1119	if (pair->key == 114) {
1120	/* message error not sure what all the pair values mean */
1121	/* but -1 means no session in room */
1122	chaterr = atoi(pair->value);
1123	}
1124	}
1125
1126	if (!room) {
1127	if (pkt->service == YAHOO_SERVICE_CHATLOGOUT) { /* yahoo originated chat logout */
1128	YAHOO_CALLBACK(ext_yahoo_chat_yahoologout) (yid->yd->
1129	client_id, id);
1130	return;
1131	}
1132	if (pkt->service == YAHOO_SERVICE_COMMENT && chaterr) {
1133	YAHOO_CALLBACK(ext_yahoo_chat_yahooerror) (yid->yd->
1134	client_id, id);
1135	return;
1136	}
1137
1138	WARNING(("We didn't get a room name, ignoring packet"));
1139	return;
1140	}
1141
1142	switch (pkt->service) {
1143	case YAHOO_SERVICE_CHATJOIN:
1144	if (y_list_length(members) != membercount) {
1145	WARNING(("Count of members doesn't match No. of members we got"));
1146	}
1147	if (firstjoin && members) {
1148	YAHOO_CALLBACK(ext_yahoo_chat_join) (yid->yd->client_id,
1149	id, room, topic, members, yid->fd);
1150	} else if (who) {
1151	if (y_list_length(members) != 1) {
1152	WARNING(("Got more than 1 member on a normal join"));
1153	}
1154	/* this should only ever have one, but just in case */
1155	while (members) {
1156	YList *n = members->next;
1157	currentmember = members->data;
1158	YAHOO_CALLBACK(ext_yahoo_chat_userjoin) (yid->
1159	yd->client_id, id, room, currentmember);
1160	y_list_free_1(members);
1161	members = n;
1162	}
1163	}
1164	break;
1165	case YAHOO_SERVICE_CHATEXIT:
1166	if (who) {
1167	YAHOO_CALLBACK(ext_yahoo_chat_userleave) (yid->yd->
1168	client_id, id, room, who);
1169	}
1170	break;
1171	case YAHOO_SERVICE_COMMENT:
1172	if (who) {
1173	YAHOO_CALLBACK(ext_yahoo_chat_message) (yid->yd->
1174	client_id, id, who, room, msg, msgtype, utf8);
1175	}
1176	break;
1177	}
1178	}
1179
1180	static void yahoo_process_message(struct yahoo_input_data *yid,
1181	struct yahoo_packet *pkt)
1182	{
1183	struct yahoo_data *yd = yid->yd;
1184	YList *l;
1185	YList *messages = NULL;
1186
1187	struct m {
1188	int i_31;
1189	int i_32;
1190	char *to;
1191	char *from;
1192	long tm;
1193	char *msg;
1194	int utf8;
1195	char *gunk;
1196	} *message = y_new0(struct m, 1);
1197
1198	for (l = pkt->hash; l; l = l->next) {
1199	struct yahoo_pair *pair = l->data;
1200	if (pair->key == 1 \|\| pair->key == 4) {
1201	if (!message->from)
1202	message->from = pair->value;
1203	} else if (pair->key == 5)
1204	message->to = pair->value;
1205	else if (pair->key == 15)
1206	message->tm = strtol(pair->value, NULL, 10);
1207	else if (pair->key == 97)
1208	message->utf8 = atoi(pair->value);
1209	/* This comes when the official client sends us a message */
1210	else if (pair->key == 429)
1211	message->gunk = pair->value;
1212	/* user message // sys message */
1213	else if (pair->key == 14 \|\| pair->key == 16)
1214	message->msg = pair->value;
1215	else if (pair->key == 31) {
1216	if (message->i_31) {
1217	messages = y_list_append(messages, message);
1218	message = y_new0(struct m, 1);
1219	}
1220	message->i_31 = atoi(pair->value);
1221	} else if (pair->key == 32)
1222	message->i_32 = atoi(pair->value);
1223	else
1224	LOG(("yahoo_process_message: status: %d, key: %d, value: %s", pkt->status, pair->key, pair->value));
1225	}
1226
1227	messages = y_list_append(messages, message);
1228
1229	for (l = messages; l; l = l->next) {
1230	message = l->data;
1231	if (pkt->service == YAHOO_SERVICE_SYSMESSAGE) {
1232	YAHOO_CALLBACK(ext_yahoo_system_message) (yd->client_id,
1233	message->to, message->from, message->msg);
1234	} else if (pkt->status <= 2 \|\| pkt->status == 5) {
1235	/* Confirm message receipt if we got the gunk */
1236	if(message->gunk) {
1237	struct yahoo_packet *outpkt;
1238
1239	outpkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE_CONFIRM,
1240	YPACKET_STATUS_DEFAULT, 0);
1241	yahoo_packet_hash(outpkt, 1, yd->user);
1242	yahoo_packet_hash(outpkt, 5, message->from);
1243	yahoo_packet_hash(outpkt, 302, "430");
1244	yahoo_packet_hash(outpkt, 430, message->gunk);
1245	yahoo_packet_hash(outpkt, 303, "430");
1246	yahoo_packet_hash(outpkt, 450, "0");
1247	yahoo_send_packet(yid, outpkt, 0);
1248
1249	yahoo_packet_free(outpkt);
1250	}
1251
1252	if (!strcmp(message->msg, "<ding>"))
1253	YAHOO_CALLBACK(ext_yahoo_got_buzz) (yd->client_id,
1254	message->to, message->from, message->tm);
1255	else
1256	YAHOO_CALLBACK(ext_yahoo_got_im) (yd->client_id,
1257	message->to, message->from, message->msg,
1258	message->tm, pkt->status, message->utf8);
1259	} else if (pkt->status == 0xffffffff) {
1260	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id,
1261	message->msg, 0, E_SYSTEM);
1262	}
1263	FREE(message);
1264	}
1265
1266	y_list_free(messages);
1267	}
1268
1269	/*
1270	* Here's what multi-level packets look like. Data in brackets is the value.
1271	*
1272	* 3 level:
1273	* =======
1274	*
1275	* 302 (318) - Beginning level 1
1276	* 300 (318) - Begin level 2
1277	* 302 (319) - End level 2 header
1278	* 300 (319) - Begin level 3
1279	* 301 (319) - End level 3
1280	* 303 (319) - End level 2
1281	* 303 (318) - End level 1
1282	*
1283	* 2 level:
1284	* =======
1285	*
1286	* 302 (315) - Beginning level 1
1287	* 300 (315) - Begin level 2
1288	* 301 (315) - End level 2
1289	* 303 (315) - End level 1
1290	*
1291	*/
1292	static void yahoo_process_status(struct yahoo_input_data *yid,
1293	struct yahoo_packet *pkt)
1294	{
1295	YList *l;
1296	struct yahoo_data *yd = yid->yd;
1297
1298	struct yahoo_process_status_entry *u;
1299
1300	YList *users = 0;
1301
1302	if (pkt->service == YAHOO_SERVICE_LOGOFF && pkt->status == -1) {
1303	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1304	YAHOO_LOGIN_DUPL, NULL);
1305	return;
1306	}
1307
1308	/*
1309	* Status updates may be spread accross multiple packets and not
1310	* even on buddy boundaries, so keeping some state is important.
1311	* So, continue where we left off, and only add a user entry to
1312	* the list once it's complete (301-315 End buddy).
1313	*/
1314	u = yd->half_user;
1315
1316	for (l = pkt->hash; l; l = l->next) {
1317	struct yahoo_pair *pair = l->data;
1318
1319	switch (pair->key) {
1320	case 300: /* Begin buddy */
1321	if (!strcmp(pair->value, "315") && !u) {
1322	u = yd->half_user = y_new0(struct yahoo_process_status_entry, 1);
1323	}
1324	break;
1325	case 301: /* End buddy */
1326	if (!strcmp(pair->value, "315") && u) {
1327	/* Sometimes user info comes in an odd format with no
1328	"begin buddy" but with an "end buddy". Don't add
1329	it twice. */
1330	if (!y_list_find(users, u))
1331	users = y_list_prepend(users, u);
1332	u = yd->half_user = NULL;
1333	}
1334	break;
1335	case 0: /* we won't actually do anything with this */
1336	NOTICE(("key %d:%s", pair->key, pair->value));
1337	break;
1338	case 1: /* we don't get the full buddy list here. */
1339	if (!yd->logged_in) {
1340	yd->logged_in = 1;
1341	if (yd->current_status < 0)
1342	yd->current_status = yd->initial_status;
1343	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->
1344	client_id, YAHOO_LOGIN_OK, NULL);
1345	}
1346	break;
1347	case 8: /* how many online buddies we have */
1348	NOTICE(("key %d:%s", pair->key, pair->value));
1349	break;
1350	case 7: /* the current buddy */
1351	if (!u) {
1352	/* This will only happen in case of a single level message */
1353	u = y_new0(struct yahoo_process_status_entry, 1);
1354	users = y_list_prepend(users, u);
1355	}
1356	u->name = pair->value;
1357	break;
1358	case 10: /* state */
1359	u->state = strtol(pair->value, NULL, 10);
1360	break;
1361	case 19: /* custom status message */
1362	u->msg = pair->value;
1363	break;
1364	case 47: /* is it an away message or not. Not applicable for YMSG16 anymore */
1365	u->away = atoi(pair->value);
1366	break;
1367	case 137: /* seconds idle */
1368	u->idle = atoi(pair->value);
1369	break;
1370	case 11: /* this is the buddy's session id */
1371	u->buddy_session = atoi(pair->value);
1372	break;
1373	case 17: /* in chat? */
1374	u->f17 = atoi(pair->value);
1375	break;
1376	case 13: /* bitmask, bit 0 = pager, bit 1 = chat, bit 2 = game */
1377	u->flags = atoi(pair->value);
1378	break;
1379	case 60: /* SMS -> 1 MOBILE USER */
1380	/* sometimes going offline makes this 2, but invisible never sends it */
1381	u->mobile = atoi(pair->value);
1382	break;
1383	case 138:
1384	u->f138 = atoi(pair->value);
1385	break;
1386	case 184:
1387	u->f184 = pair->value;
1388	break;
1389	case 192:
1390	u->f192 = atoi(pair->value);
1391	break;
1392	case 10001:
1393	u->f10001 = atoi(pair->value);
1394	break;
1395	case 10002:
1396	u->f10002 = atoi(pair->value);
1397	break;
1398	case 198:
1399	u->f198 = atoi(pair->value);
1400	break;
1401	case 197:
1402	u->f197 = pair->value;
1403	break;
1404	case 205:
1405	u->f205 = pair->value;
1406	break;
1407	case 213:
1408	u->f213 = atoi(pair->value);
1409	break;
1410	case 16: /* Custom error message */
1411	YAHOO_CALLBACK(ext_yahoo_error) (yd->client_id,
1412	pair->value, 0, E_CUSTOM);
1413	break;
1414	default:
1415	WARNING(("unknown status key %d:%s", pair->key,
1416	pair->value));
1417	break;
1418	}
1419	}
1420
1421	while (users) {
1422	YList *t = users;
1423	struct yahoo_process_status_entry *u = users->data;
1424
1425	if (u->name != NULL) {
1426	if (pkt->service ==
1427	YAHOO_SERVICE_LOGOFF
1428	/\|\| u->flags == 0 No flags for YMSG16 / ) {
1429	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->
1430	client_id, u->name,
1431	YAHOO_STATUS_OFFLINE, NULL, 1, 0, 0);
1432	} else {
1433	/* Key 47 always seems to be 1 for YMSG16 */
1434	if (!u->state)
1435	u->away = 0;
1436	else
1437	u->away = 1;
1438
1439	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->
1440	client_id, u->name, u->state, u->msg,
1441	u->away, u->idle, u->mobile);
1442	}
1443	}
1444
1445	users = y_list_remove_link(users, users);
1446	y_list_free_1(t);
1447	FREE(u);
1448	}
1449	}
1450
1451	static void yahoo_process_buddy_list(struct yahoo_input_data *yid,
1452	struct yahoo_packet *pkt)
1453	{
1454	struct yahoo_data *yd = yid->yd;
1455	YList *l;
1456	int last_packet = 0;
1457	char *cur_group = NULL;
1458	struct yahoo_buddy *newbud = NULL;
1459
1460	/* we could be getting multiple packets here */
1461	for (l = pkt->hash; l; l = l->next) {
1462	struct yahoo_pair *pair = l->data;
1463
1464	switch (pair->key) {
1465	case 300:
1466	case 301:
1467	case 302:
1468	break; /* Separators. Our logic does not need them */
1469	case 303:
1470	if (318 == atoi(pair->value))
1471	last_packet = 1;
1472	break;
1473	case 65:
1474	cur_group = strdup(pair->value);
1475	break;
1476	case 7:
1477	newbud = y_new0(struct yahoo_buddy, 1);
1478	newbud->id = strdup(pair->value);
1479	if (cur_group)
1480	newbud->group = strdup(cur_group);
1481	else if (yd->buddies) {
1482	struct yahoo_buddy *lastbud =
1483	(struct yahoo_buddy *)y_list_nth(yd->
1484	buddies,
1485	y_list_length(yd->buddies) - 1)->data;
1486	newbud->group = strdup(lastbud->group);
1487	} else
1488	newbud->group = strdup("Buddies");
1489
1490	yd->buddies = y_list_append(yd->buddies, newbud);
1491
1492	break;
1493	}
1494	}
1495
1496	/* we could be getting multiple packets here */
1497	if (pkt->hash && !last_packet)
1498	return;
1499
1500	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id, yd->buddies);
1501
1502	/* Logged in */
1503	if (!yd->logged_in) {
1504	yd->logged_in = 1;
1505	if (yd->current_status < 0)
1506	yd->current_status = yd->initial_status;
1507	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1508	YAHOO_LOGIN_OK, NULL);
1509
1510	/*
1511	yahoo_set_away(yd->client_id, yd->initial_status, NULL,
1512	(yd->initial_status == YAHOO_STATUS_AVAILABLE) ? 0 : 1);
1513
1514	yahoo_get_yab(yd->client_id);
1515	*/
1516	}
1517
1518	}
1519
1520	static void yahoo_process_list(struct yahoo_input_data *yid,
1521	struct yahoo_packet *pkt)
1522	{
1523	struct yahoo_data *yd = yid->yd;
1524	YList *l;
1525
1526	/* we could be getting multiple packets here */
1527	for (l = pkt->hash; l; l = l->next) {
1528	struct yahoo_pair *pair = l->data;
1529
1530	switch (pair->key) {
1531	case 89: /* identities */
1532	{
1533	char **identities =
1534	y_strsplit(pair->value, ",", -1);
1535	int i;
1536	for (i = 0; identities[i]; i++)
1537	yd->identities =
1538	y_list_append(yd->identities,
1539	strdup(identities[i]));
1540	y_strfreev(identities);
1541	}
1542	YAHOO_CALLBACK(ext_yahoo_got_identities) (yd->client_id,
1543	yd->identities);
1544	break;
1545	case 59: /* cookies */
1546	if (pair->value[0] == 'Y') {
1547	FREE(yd->cookie_y);
1548	FREE(yd->login_cookie);
1549
1550	yd->cookie_y = getcookie(pair->value);
1551	yd->login_cookie = getlcookie(yd->cookie_y);
1552
1553	} else if (pair->value[0] == 'T') {
1554	FREE(yd->cookie_t);
1555	yd->cookie_t = getcookie(pair->value);
1556
1557	} else if (pair->value[0] == 'C') {
1558	FREE(yd->cookie_c);
1559	yd->cookie_c = getcookie(pair->value);
1560	}
1561
1562	break;
1563	case 3: /* my id */
1564	case 90: /* 1 */
1565	case 100: /* 0 */
1566	case 101: /* NULL */
1567	case 102: /* NULL */
1568	case 93: /* 86400/1440 */
1569	break;
1570	}
1571	}
1572
1573	if (yd->cookie_y && yd->cookie_t) /* We don't get cookie_c anymore */
1574	YAHOO_CALLBACK(ext_yahoo_got_cookies) (yd->client_id);
1575	}
1576
1577	static void yahoo_process_verify(struct yahoo_input_data *yid,
1578	struct yahoo_packet *pkt)
1579	{
1580	struct yahoo_data *yd = yid->yd;
1581
1582	if (pkt->status != 0x01) {
1583	DEBUG_MSG(("expected status: 0x01, got: %d", pkt->status));
1584	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1585	YAHOO_LOGIN_LOCK, "");
1586	return;
1587	}
1588
1589	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YPACKET_STATUS_DEFAULT,
1590	yd->session_id);
1591
1592	yahoo_packet_hash(pkt, 1, yd->user);
1593	yahoo_send_packet(yid, pkt, 0);
1594
1595	yahoo_packet_free(pkt);
1596
1597	}
1598
1599	static void yahoo_process_picture_checksum(struct yahoo_input_data *yid,
1600	struct yahoo_packet *pkt)
1601	{
1602	struct yahoo_data *yd = yid->yd;
1603	char *from = NULL;
1604	char *to = NULL;
1605	int checksum = 0;
1606	YList *l;
1607
1608	for (l = pkt->hash; l; l = l->next) {
1609	struct yahoo_pair *pair = l->data;
1610
1611	switch (pair->key) {
1612	case 1:
1613	case 4:
1614	from = pair->value;
1615	case 5:
1616	to = pair->value;
1617	break;
1618	case 212:
1619	break;
1620	case 192:
1621	checksum = atoi(pair->value);
1622	break;
1623	}
1624	}
1625
1626	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_checksum) (yd->client_id, to,
1627	from, checksum);
1628	}
1629
1630	static void yahoo_process_picture(struct yahoo_input_data *yid,
1631	struct yahoo_packet *pkt)
1632	{
1633	struct yahoo_data *yd = yid->yd;
1634	char *url = NULL;
1635	char *from = NULL;
1636	char *to = NULL;
1637	int status = 0;
1638	int checksum = 0;
1639	YList *l;
1640
1641	for (l = pkt->hash; l; l = l->next) {
1642	struct yahoo_pair *pair = l->data;
1643
1644	switch (pair->key) {
1645	case 1:
1646	case 4: /* sender */
1647	from = pair->value;
1648	break;
1649	case 5: /* we */
1650	to = pair->value;
1651	break;
1652	case 13: /* request / sending */
1653	status = atoi(pair->value);
1654	break;
1655	case 20: /* url */
1656	url = pair->value;
1657	break;
1658	case 192: /checksum /
1659	checksum = atoi(pair->value);
1660	break;
1661	}
1662	}
1663
1664	switch (status) {
1665	case 1: /* this is a request, ignore for now */
1666	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_request) (yd->client_id,
1667	to, from);
1668	break;
1669	case 2: /* this is cool - we get a picture :) */
1670	YAHOO_CALLBACK(ext_yahoo_got_buddyicon) (yd->client_id, to,
1671	from, url, checksum);
1672	break;
1673	}
1674	}
1675
1676	static void yahoo_process_picture_upload(struct yahoo_input_data *yid,
1677	struct yahoo_packet *pkt)
1678	{
1679	struct yahoo_data *yd = yid->yd;
1680	YList *l;
1681	char *url = NULL;
1682
1683	if (pkt->status != 1)
1684	return; /* something went wrong */
1685
1686	for (l = pkt->hash; l; l = l->next) {
1687	struct yahoo_pair *pair = l->data;
1688
1689	switch (pair->key) {
1690	case 5: /* we */
1691	break;
1692	case 20: /* url */
1693	url = pair->value;
1694	break;
1695	case 27: /* local filename */
1696	break;
1697	case 38: /* time */
1698	break;
1699	}
1700	}
1701
1702	YAHOO_CALLBACK(ext_yahoo_buddyicon_uploaded) (yd->client_id, url);
1703	}
1704
1705	void yahoo_login(int id, int initial)
1706	{
1707	struct yahoo_data *yd = find_conn_by_id(id);
1708	struct connect_callback_data *ccd;
1709	struct yahoo_server_settings *yss;
1710	int tag;
1711
1712	char *host;
1713
1714	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
1715	yid->yd = yd;
1716	yid->type = YAHOO_CONNECTION_PAGER;
1717	inputs = y_list_prepend(inputs, yid);
1718
1719	yd->initial_status = initial;
1720	yss = yd->server_settings;
1721
1722	ccd = y_new0(struct connect_callback_data, 1);
1723	ccd->yd = yd;
1724
1725	host = yss->pager_host;
1726
1727	if (!host)
1728	host = yss->pager_host_list[0];
1729
1730	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->client_id,
1731	host, yss->pager_port, yahoo_connected, ccd, 0);
1732
1733	/*
1734	* if tag <= 0, then callback has already been called
1735	* so ccd will have been freed
1736	*/
1737	if (tag > 0)
1738	ccd->tag = tag;
1739	else if (tag < 0)
1740	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1741	YAHOO_LOGIN_SOCK, NULL);
1742	}
1743
1744	struct yahoo_https_auth_data
1745	{
1746	struct yahoo_input_data *yid;
1747	char *token;
1748	char *chal;
1749	};
1750
1751	static void yahoo_https_auth_token_init(struct yahoo_https_auth_data *had);
1752	static void yahoo_https_auth_token_finish(struct http_request *req);
1753	static void yahoo_https_auth_init(struct yahoo_https_auth_data *had);
1754	static void yahoo_https_auth_finish(struct http_request *req);
1755
1756	/* Extract a value from a login.yahoo.com response. Assume CRLF-linebreaks
1757	and FAIL miserably if they're not there... */
1758	static char yahoo_ha_find_key(char response, char *key)
1759	{
1760	char s, end;
1761	int len = strlen(key);
1762
1763	s = response;
1764	do {
1765	if (strncmp(s, key, len) == 0 && s[len] == '=') {
1766	s += len + 1;
1767	if ((end = strchr(s, '\r')))
1768	return g_strndup(s, end - s);
1769	else
1770	return g_strdup(s);
1771	}
1772
1773	if ((s = strchr(s, '\n')))
1774	s ++;
1775	} while (s && *s);
1776
1777	return NULL;
1778	}
1779
1780	static enum yahoo_status yahoo_https_status_parse(int code)
1781	{
1782	switch (code)
1783	{
1784	case 1212: return YAHOO_LOGIN_PASSWD;
1785	case 1213: return YAHOO_LOGIN_LOCK;
1786	case 1235: return YAHOO_LOGIN_UNAME;
1787	default: return (enum yahoo_status) code;
1788	}
1789	}
1790
1791	static void yahoo_https_auth(struct yahoo_input_data yid, const char seed, const char *sn)
1792	{
1793	struct yahoo_https_auth_data *had = g_new0(struct yahoo_https_auth_data, 1);
1794
1795	had->yid = yid;
1796	had->chal = g_strdup(seed);
1797
1798	yahoo_https_auth_token_init(had);
1799	}
1800
1801	static void yahoo_https_auth_token_init(struct yahoo_https_auth_data *had)
1802	{
1803	struct yahoo_input_data *yid = had->yid;
1804	struct yahoo_data *yd = yid->yd;
1805	char login, passwd, *chal;
1806	char *url;
1807
1808	login = g_strndup(yd->user, 3 * strlen(yd->user));
1809	http_encode(login);
1810	passwd = g_strndup(yd->password, 3 * strlen(yd->password));
1811	http_encode(passwd);
1812	chal = g_strndup(had->chal, 3 * strlen(had->chal));
1813	http_encode(chal);
1814
1815	url = g_strdup_printf("https://login.yahoo.com/config/pwtoken_get?src=ymsgr&ts=%d&login=%s&passwd=%s&chal=%s",
1816	(int) time(NULL), login, passwd, chal);
1817
1818	http_dorequest_url(url, yahoo_https_auth_token_finish, had);
1819
1820	g_free(url);
1821	g_free(chal);
1822	g_free(passwd);
1823	g_free(login);
1824	}
1825
1826	static void yahoo_https_auth_token_finish(struct http_request *req)
1827	{
1828	struct yahoo_https_auth_data *had = req->data;
1829	struct yahoo_input_data *yid;
1830	struct yahoo_data *yd;
1831	int st;
1832
1833	if (y_list_find(inputs, had->yid) == NULL)
1834	return;
1835
1836	yid = had->yid;
1837	yd = yid->yd;
1838
1839	if (req->status_code != 200) {
1840	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 2000 + req->status_code, NULL);
1841	goto fail;
1842	}
1843
1844	if (sscanf(req->reply_body, "%d", &st) != 1 \|\| st != 0) {
1845	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, yahoo_https_status_parse(st), NULL);
1846	goto fail;
1847	}
1848
1849	if ((had->token = yahoo_ha_find_key(req->reply_body, "ymsgr")) == NULL) {
1850	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 3001, NULL);
1851	goto fail;
1852	}
1853
1854	yahoo_https_auth_init(had);
1855	return;
1856
1857	fail:
1858	g_free(had->token);
1859	g_free(had->chal);
1860	g_free(had);
1861	}
1862
1863	static void yahoo_https_auth_init(struct yahoo_https_auth_data *had)
1864	{
1865	char *url;
1866
1867	url = g_strdup_printf("https://login.yahoo.com/config/pwtoken_login?src=ymsgr&ts=%d&token=%s",
1868	(int) time(NULL), had->token);
1869
1870	http_dorequest_url(url, yahoo_https_auth_finish, had);
1871
1872	g_free(url);
1873	}
1874
1875	static void yahoo_https_auth_finish(struct http_request *req)
1876	{
1877	struct yahoo_https_auth_data *had = req->data;
1878	struct yahoo_input_data *yid;
1879	struct yahoo_data *yd;
1880	struct yahoo_packet *pack;
1881	char *crumb = NULL;
1882	int st;
1883
1884	if (y_list_find(inputs, had->yid) == NULL)
1885	return;
1886
1887	yid = had->yid;
1888	yd = yid->yd;
1889
1890	md5_byte_t result[16];
1891	md5_state_t ctx;
1892
1893	unsigned char yhash[32];
1894
1895	if (req->status_code != 200) {
1896	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 2000 + req->status_code, NULL);
1897	goto fail;
1898	}
1899
1900	if (sscanf(req->reply_body, "%d", &st) != 1 \|\| st != 0) {
1901	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, yahoo_https_status_parse(st), NULL);
1902	goto fail;
1903	}
1904
1905	if ((yd->cookie_y = yahoo_ha_find_key(req->reply_body, "Y")) == NULL \|\|
1906	(yd->cookie_t = yahoo_ha_find_key(req->reply_body, "T")) == NULL \|\|
1907	(crumb = yahoo_ha_find_key(req->reply_body, "crumb")) == NULL) {
1908	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id, 3002, NULL);
1909	goto fail;
1910	}
1911
1912	md5_init(&ctx);
1913	md5_append(&ctx, (unsigned char*) crumb, 11);
1914	md5_append(&ctx, (unsigned char*) had->chal, strlen(had->chal));
1915	md5_finish(&ctx, result);
1916	to_y64(yhash, result, 16);
1917
1918	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
1919	yahoo_packet_hash(pack, 1, yd->user);
1920	yahoo_packet_hash(pack, 0, yd->user);
1921	yahoo_packet_hash(pack, 277, yd->cookie_y);
1922	yahoo_packet_hash(pack, 278, yd->cookie_t);
1923	yahoo_packet_hash(pack, 307, (char*) yhash);
1924	yahoo_packet_hash(pack, 244, "524223");
1925	yahoo_packet_hash(pack, 2, yd->user);
1926	yahoo_packet_hash(pack, 2, "1");
1927	yahoo_packet_hash(pack, 98, "us");
1928	yahoo_packet_hash(pack, 135, "7.5.0.647");
1929
1930	yahoo_send_packet(yid, pack, 0);
1931
1932	yahoo_packet_free(pack);
1933
1934	fail:
1935	g_free(crumb);
1936	g_free(had->token);
1937	g_free(had->chal);
1938	g_free(had);
1939	}
1940
1941	static void yahoo_process_auth(struct yahoo_input_data *yid,
1942	struct yahoo_packet *pkt)
1943	{
1944	char *seed = NULL;
1945	char *sn = NULL;
1946	YList *l = pkt->hash;
1947	int m = 0;
1948	struct yahoo_data *yd = yid->yd;
1949
1950	while (l) {
1951	struct yahoo_pair *pair = l->data;
1952
1953	switch (pair->key) {
1954	case 94:
1955	seed = pair->value;
1956	break;
1957	case 1:
1958	sn = pair->value;
1959	break;
1960	case 13:
1961	m = atoi(pair->value);
1962	break;
1963	}
1964	l = l->next;
1965	}
1966
1967	if (!seed)
1968	return;
1969
1970	if (m==2)
1971	yahoo_https_auth(yid, seed, sn);
1972	else {
1973	/* call error */
1974	WARNING(("unknown auth type %d", m));
1975	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
1976	YAHOO_LOGIN_UNKNOWN, NULL);
1977	}
1978	}
1979
1980	static void yahoo_process_auth_resp(struct yahoo_input_data *yid,
1981	struct yahoo_packet *pkt)
1982	{
1983	struct yahoo_data *yd = yid->yd;
1984	char *url = NULL;
1985	int login_status = -1;
1986
1987	YList *l;
1988
1989	for (l = pkt->hash; l; l = l->next) {
1990	struct yahoo_pair *pair = l->data;
1991	if (pair->key == 0)
1992	; /* login_id */
1993	else if (pair->key == 1)
1994	; /* handle */
1995	else if (pair->key == 20)
1996	url = pair->value;
1997	else if (pair->key == 66)
1998	login_status = atoi(pair->value);
1999	}
2000
2001	if (pkt->status == YPACKET_STATUS_DISCONNECTED) {
2002	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
2003	login_status, url);
2004	/* yahoo_logoff(yd->client_id); */
2005	}
2006	}
2007
2008	static void yahoo_process_mail(struct yahoo_input_data *yid,
2009	struct yahoo_packet *pkt)
2010	{
2011	struct yahoo_data *yd = yid->yd;
2012	char *who = NULL;
2013	char *email = NULL;
2014	char *subj = NULL;
2015	int count = 0;
2016	YList *l;
2017
2018	for (l = pkt->hash; l; l = l->next) {
2019	struct yahoo_pair *pair = l->data;
2020	if (pair->key == 9)
2021	count = strtol(pair->value, NULL, 10);
2022	else if (pair->key == 43)
2023	who = pair->value;
2024	else if (pair->key == 42)
2025	email = pair->value;
2026	else if (pair->key == 18)
2027	subj = pair->value;
2028	else
2029	LOG(("key: %d => value: %s", pair->key, pair->value));
2030	}
2031
2032	if (who && email && subj) {
2033	char from[1024];
2034	snprintf(from, sizeof(from), "%s (%s)", who, email);
2035	YAHOO_CALLBACK(ext_yahoo_mail_notify) (yd->client_id, from,
2036	subj, count);
2037	} else if (count > 0)
2038	YAHOO_CALLBACK(ext_yahoo_mail_notify) (yd->client_id, NULL,
2039	NULL, count);
2040	}
2041
2042	static void yahoo_process_new_contact(struct yahoo_input_data *yid,
2043	struct yahoo_packet *pkt)
2044	{
2045	struct yahoo_data *yd = yid->yd;
2046	char *me = NULL;
2047	char *who = NULL;
2048	char *msg = NULL;
2049	int online = -1;
2050
2051	YList *l;
2052
2053	for (l = pkt->hash; l; l = l->next) {
2054	struct yahoo_pair *pair = l->data;
2055	if (pair->key == 4)
2056	who = pair->value;
2057	else if (pair->key == 5)
2058	me = pair->value;
2059	else if (pair->key == 14)
2060	msg = pair->value;
2061	else if (pair->key == 13)
2062	online = strtol(pair->value, NULL, 10);
2063	}
2064
2065	if (who && online < 0)
2066	YAHOO_CALLBACK(ext_yahoo_contact_added) (yd->client_id, me, who,
2067	msg);
2068	else if (online == 2)
2069	YAHOO_CALLBACK(ext_yahoo_rejected) (yd->client_id, who, msg);
2070	}
2071
2072	/* UNUSED? */
2073	static void yahoo_process_contact(struct yahoo_input_data *yid,
2074	struct yahoo_packet *pkt)
2075	{
2076	struct yahoo_data *yd = yid->yd;
2077	char *id = NULL;
2078	char *who = NULL;
2079	char *msg = NULL;
2080	char *name = NULL;
2081	int state = YAHOO_STATUS_AVAILABLE;
2082	int away = 0;
2083	int idle = 0;
2084	int mobile = 0;
2085
2086	YList *l;
2087
2088	for (l = pkt->hash; l; l = l->next) {
2089	struct yahoo_pair *pair = l->data;
2090	if (pair->key == 1)
2091	id = pair->value;
2092	else if (pair->key == 3)
2093	who = pair->value;
2094	else if (pair->key == 14)
2095	msg = pair->value;
2096	else if (pair->key == 7)
2097	name = pair->value;
2098	else if (pair->key == 10)
2099	state = strtol(pair->value, NULL, 10);
2100	else if (pair->key == 15)
2101	; /* tm */
2102	else if (pair->key == 13)
2103	; /* online */
2104	else if (pair->key == 47)
2105	away = strtol(pair->value, NULL, 10);
2106	else if (pair->key == 137)
2107	idle = strtol(pair->value, NULL, 10);
2108	else if (pair->key == 60)
2109	mobile = strtol(pair->value, NULL, 10);
2110
2111	}
2112
2113	if (id)
2114	YAHOO_CALLBACK(ext_yahoo_contact_added) (yd->client_id, id, who,
2115	msg);
2116	else if (name)
2117	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->client_id, name,
2118	state, msg, away, idle, mobile);
2119	else if (pkt->status == 0x07)
2120	YAHOO_CALLBACK(ext_yahoo_rejected) (yd->client_id, who, msg);
2121	}
2122
2123	static void yahoo_process_buddyadd(struct yahoo_input_data *yid,
2124	struct yahoo_packet *pkt)
2125	{
2126	struct yahoo_data *yd = yid->yd;
2127	char *who = NULL;
2128	char *where = NULL;
2129	int status = 0;
2130
2131	struct yahoo_buddy *bud = NULL;
2132
2133	YList *l;
2134	for (l = pkt->hash; l; l = l->next) {
2135	struct yahoo_pair *pair = l->data;
2136	if (pair->key == 1)
2137	; /* Me... don't care */
2138	if (pair->key == 7)
2139	who = pair->value;
2140	if (pair->key == 65)
2141	where = pair->value;
2142	if (pair->key == 66)
2143	status = strtol(pair->value, NULL, 10);
2144	}
2145
2146	if (!who)
2147	return;
2148	if (!where)
2149	where = "Unknown";
2150
2151	bud = y_new0(struct yahoo_buddy, 1);
2152	bud->id = strdup(who);
2153	bud->group = strdup(where);
2154	bud->real_name = NULL;
2155
2156	yd->buddies = y_list_append(yd->buddies, bud);
2157
2158	#if 0
2159	/* BitlBee: This seems to be wrong in my experience. I think:
2160	status = 0: Success
2161	status = 2: Already on list
2162	status = 3: Doesn't exist
2163	status = 42: Invalid handle (possibly banned/reserved, I get it for
2164	handles like joe or jjjjjj)
2165	Haven't seen others yet. But whenever the add is successful, there
2166	will be a separate "went online" packet when the auth. request is
2167	accepted. Couldn't find any test account that doesn't require auth.
2168	unfortunately (if there is even such a thing?) */
2169
2170	/* A non-zero status (i've seen 2) seems to mean the buddy is already
2171	* added and is online */
2172	if (status) {
2173	LOG(("Setting online see packet for info"));
2174	yahoo_dump_unhandled(pkt);
2175	YAHOO_CALLBACK(ext_yahoo_status_changed) (yd->client_id, who,
2176	YAHOO_STATUS_AVAILABLE, NULL, 0, 0, 0);
2177	}
2178	#endif
2179	/* BitlBee: Need ACK of added buddy, if it was successful. */
2180	if (status == 0) {
2181	YList *tmp = y_list_append(NULL, bud);
2182	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id, tmp);
2183	y_list_free(tmp);
2184	}
2185	}
2186
2187	static void yahoo_process_buddydel(struct yahoo_input_data *yid,
2188	struct yahoo_packet *pkt)
2189	{
2190	struct yahoo_data *yd = yid->yd;
2191	char *who = NULL;
2192	char *where = NULL;
2193	struct yahoo_buddy *bud;
2194
2195	YList *buddy;
2196
2197	YList *l;
2198	for (l = pkt->hash; l; l = l->next) {
2199	struct yahoo_pair *pair = l->data;
2200	if (pair->key == 1)
2201	; /* Me... don't care */
2202	else if (pair->key == 7)
2203	who = pair->value;
2204	else if (pair->key == 65)
2205	where = pair->value;
2206	else if (pair->key == 66)
2207	; /* unk_66 */
2208	else
2209	DEBUG_MSG(("unknown key: %d = %s", pair->key,
2210	pair->value));
2211	}
2212
2213	if (!who \|\| !where)
2214	return;
2215
2216	bud = y_new0(struct yahoo_buddy, 1);
2217	bud->id = strdup(who);
2218	bud->group = strdup(where);
2219
2220	buddy = y_list_find_custom(yd->buddies, bud, is_same_bud);
2221
2222	FREE(bud->id);
2223	FREE(bud->group);
2224	FREE(bud);
2225
2226	if (buddy) {
2227	bud = buddy->data;
2228	yd->buddies = y_list_remove_link(yd->buddies, buddy);
2229	y_list_free_1(buddy);
2230
2231	FREE(bud->id);
2232	FREE(bud->group);
2233	FREE(bud->real_name);
2234	FREE(bud);
2235
2236	bud = NULL;
2237	}
2238	}
2239
2240	static void yahoo_process_ignore(struct yahoo_input_data *yid,
2241	struct yahoo_packet *pkt)
2242	{
2243	YList *l;
2244	for (l = pkt->hash; l; l = l->next) {
2245	struct yahoo_pair *pair = l->data;
2246	if (pair->key == 0)
2247	; /* who */
2248	if (pair->key == 1)
2249	; /* Me... don't care */
2250	if (pair->key == 13) /* 1 == ignore, 2 == unignore */
2251	;
2252	if (pair->key == 66)
2253	; /* status */
2254	}
2255
2256	/*
2257	* status
2258	* 0 - ok
2259	* 2 - already in ignore list, could not add
2260	* 3 - not in ignore list, could not delete
2261	* 12 - is a buddy, could not add
2262	*/
2263
2264	/* if(status)
2265	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, who, 0, status);
2266	*/
2267	}
2268
2269	static void yahoo_process_voicechat(struct yahoo_input_data *yid,
2270	struct yahoo_packet *pkt)
2271	{
2272	char *who = NULL;
2273	char *me = NULL;
2274	char *room = NULL;
2275
2276	YList *l;
2277	for (l = pkt->hash; l; l = l->next) {
2278	struct yahoo_pair *pair = l->data;
2279	if (pair->key == 4)
2280	who = pair->value;
2281	if (pair->key == 5)
2282	me = pair->value;
2283	if (pair->key == 13)
2284	; /* voice room */
2285	if (pair->key == 57)
2286	room = pair->value;
2287	}
2288
2289	NOTICE(("got voice chat invite from %s in %s to identity %s", who, room,
2290	me));
2291	/*
2292	* send: s:0 1:me 5:who 57:room 13:1
2293	* ???? s:4 5:who 10:99 19:-1615114531
2294	* gotr: s:4 5:who 10:99 19:-1615114615
2295	* ???? s:1 5:me 4:who 57:room 13:3room
2296	* got: s:1 5:me 4:who 57:room 13:1room
2297	* rej: s:0 1:me 5:who 57:room 13:3
2298	* rejr: s:4 5:who 10:99 19:-1617114599
2299	*/
2300	}
2301
2302	static void yahoo_process_ping(struct yahoo_input_data *yid,
2303	struct yahoo_packet *pkt)
2304	{
2305	char *errormsg = NULL;
2306
2307	YList *l;
2308	for (l = pkt->hash; l; l = l->next) {
2309	struct yahoo_pair *pair = l->data;
2310	if (pair->key == 16)
2311	errormsg = pair->value;
2312	}
2313
2314	NOTICE(("got ping packet"));
2315	YAHOO_CALLBACK(ext_yahoo_got_ping) (yid->yd->client_id, errormsg);
2316	}
2317
2318	static void yahoo_process_buddy_change_group(struct yahoo_input_data *yid,
2319	struct yahoo_packet *pkt)
2320	{
2321	YList *l;
2322	char *me = NULL;
2323	char *who = NULL;
2324	char *old_group = NULL;
2325	char *new_group = NULL;
2326
2327	for (l = pkt->hash; l; l = l->next) {
2328	struct yahoo_pair *pair = l->data;
2329	if (pair->key == 1)
2330	me = pair->value;
2331	if (pair->key == 7)
2332	who = pair->value;
2333	if (pair->key == 224)
2334	old_group = pair->value;
2335	if (pair->key == 264)
2336	new_group = pair->value;
2337	}
2338
2339	YAHOO_CALLBACK(ext_yahoo_got_buddy_change_group) (yid->yd->client_id,
2340	me, who, old_group, new_group);
2341	}
2342
2343	static void _yahoo_webcam_get_server_connected(void fd, int error, void d)
2344	{
2345	struct yahoo_input_data *yid = d;
2346	char *who = yid->wcm->user;
2347	char *data = NULL;
2348	char *packet = NULL;
2349	unsigned char magic_nr[] = { 0, 1, 0 };
2350	unsigned char header_len = 8;
2351	unsigned int len = 0;
2352	unsigned int pos = 0;
2353
2354	if (error \|\| !fd) {
2355	FREE(who);
2356	FREE(yid);
2357	return;
2358	}
2359
2360	yid->fd = fd;
2361	inputs = y_list_prepend(inputs, yid);
2362
2363	/* send initial packet */
2364	if (who)
2365	data = strdup("<RVWCFG>");
2366	else
2367	data = strdup("<RUPCFG>");
2368	yahoo_add_to_send_queue(yid, data, strlen(data));
2369	FREE(data);
2370
2371	/* send data */
2372	if (who) {
2373	data = strdup("g=");
2374	data = y_string_append(data, who);
2375	data = y_string_append(data, "\r\n");
2376	} else {
2377	data = strdup("f=1\r\n");
2378	}
2379	len = strlen(data);
2380	packet = y_new0(char, header_len + len);
2381	packet[pos++] = header_len;
2382	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
2383	pos += sizeof(magic_nr);
2384	pos += yahoo_put32(packet + pos, len);
2385	memcpy(packet + pos, data, len);
2386	pos += len;
2387	yahoo_add_to_send_queue(yid, packet, pos);
2388	FREE(packet);
2389	FREE(data);
2390
2391	yid->read_tag =
2392	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
2393	YAHOO_INPUT_READ, yid);
2394	}
2395
2396	static void yahoo_webcam_get_server(struct yahoo_input_data y, char who,
2397	char *key)
2398	{
2399	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
2400	struct yahoo_server_settings *yss = y->yd->server_settings;
2401
2402	yid->type = YAHOO_CONNECTION_WEBCAM_MASTER;
2403	yid->yd = y->yd;
2404	yid->wcm = y_new0(struct yahoo_webcam, 1);
2405	yid->wcm->user = who ? strdup(who) : NULL;
2406	yid->wcm->direction = who ? YAHOO_WEBCAM_DOWNLOAD : YAHOO_WEBCAM_UPLOAD;
2407	yid->wcm->key = strdup(key);
2408
2409	YAHOO_CALLBACK(ext_yahoo_connect_async) (yid->yd->client_id,
2410	yss->webcam_host, yss->webcam_port,
2411	_yahoo_webcam_get_server_connected, yid, 0);
2412
2413	}
2414
2415	static YList *webcam_queue = NULL;
2416	static void yahoo_process_webcam_key(struct yahoo_input_data *yid,
2417	struct yahoo_packet *pkt)
2418	{
2419	char *key = NULL;
2420	char *who = NULL;
2421
2422	YList *l;
2423	yahoo_dump_unhandled(pkt);
2424	for (l = pkt->hash; l; l = l->next) {
2425	struct yahoo_pair *pair = l->data;
2426	if (pair->key == 5)
2427	; /* me */
2428	if (pair->key == 61)
2429	key = pair->value;
2430	}
2431
2432	l = webcam_queue;
2433	if (!l)
2434	return;
2435	who = l->data;
2436	webcam_queue = y_list_remove_link(webcam_queue, webcam_queue);
2437	y_list_free_1(l);
2438	yahoo_webcam_get_server(yid, who, key);
2439	FREE(who);
2440	}
2441
2442	static void yahoo_packet_process(struct yahoo_input_data *yid,
2443	struct yahoo_packet *pkt)
2444	{
2445	DEBUG_MSG(("yahoo_packet_process: 0x%02x", pkt->service));
2446	switch (pkt->service) {
2447	case YAHOO_SERVICE_USERSTAT:
2448	case YAHOO_SERVICE_LOGON:
2449	case YAHOO_SERVICE_LOGOFF:
2450	case YAHOO_SERVICE_ISAWAY:
2451	case YAHOO_SERVICE_ISBACK:
2452	case YAHOO_SERVICE_GAMELOGON:
2453	case YAHOO_SERVICE_GAMELOGOFF:
2454	case YAHOO_SERVICE_IDACT:
2455	case YAHOO_SERVICE_IDDEACT:
2456	case YAHOO_SERVICE_Y6_STATUS_UPDATE:
2457	case YAHOO_SERVICE_Y8_STATUS:
2458	yahoo_process_status(yid, pkt);
2459	break;
2460	case YAHOO_SERVICE_NOTIFY:
2461	yahoo_process_notify(yid, pkt);
2462	break;
2463	case YAHOO_SERVICE_MESSAGE:
2464	case YAHOO_SERVICE_GAMEMSG:
2465	case YAHOO_SERVICE_SYSMESSAGE:
2466	yahoo_process_message(yid, pkt);
2467	break;
2468	case YAHOO_SERVICE_NEWMAIL:
2469	yahoo_process_mail(yid, pkt);
2470	break;
2471	case YAHOO_SERVICE_Y7_AUTHORIZATION:
2472	yahoo_process_new_contact(yid, pkt);
2473	break;
2474	case YAHOO_SERVICE_NEWCONTACT:
2475	yahoo_process_contact(yid, pkt);
2476	break;
2477	case YAHOO_SERVICE_LIST:
2478	yahoo_process_list(yid, pkt);
2479	break;
2480	case YAHOO_SERVICE_VERIFY:
2481	yahoo_process_verify(yid, pkt);
2482	break;
2483	case YAHOO_SERVICE_AUTH:
2484	yahoo_process_auth(yid, pkt);
2485	break;
2486	case YAHOO_SERVICE_AUTHRESP:
2487	yahoo_process_auth_resp(yid, pkt);
2488	break;
2489	case YAHOO_SERVICE_CONFINVITE:
2490	case YAHOO_SERVICE_CONFADDINVITE:
2491	case YAHOO_SERVICE_CONFDECLINE:
2492	case YAHOO_SERVICE_CONFLOGON:
2493	case YAHOO_SERVICE_CONFLOGOFF:
2494	case YAHOO_SERVICE_CONFMSG:
2495	yahoo_process_conference(yid, pkt);
2496	break;
2497	case YAHOO_SERVICE_CHATONLINE:
2498	case YAHOO_SERVICE_CHATGOTO:
2499	case YAHOO_SERVICE_CHATJOIN:
2500	case YAHOO_SERVICE_CHATLEAVE:
2501	case YAHOO_SERVICE_CHATEXIT:
2502	case YAHOO_SERVICE_CHATLOGOUT:
2503	case YAHOO_SERVICE_CHATPING:
2504	case YAHOO_SERVICE_COMMENT:
2505	yahoo_process_chat(yid, pkt);
2506	break;
2507	case YAHOO_SERVICE_P2PFILEXFER:
2508	case YAHOO_SERVICE_Y7_FILETRANSFER:
2509	yahoo_process_filetransfer(yid, pkt);
2510	break;
2511	case YAHOO_SERVICE_Y7_FILETRANSFERINFO:
2512	yahoo_process_filetransferinfo(yid, pkt);
2513	break;
2514	case YAHOO_SERVICE_Y7_FILETRANSFERACCEPT:
2515	yahoo_process_filetransferaccept(yid, pkt);
2516	break;
2517	case YAHOO_SERVICE_ADDBUDDY:
2518	yahoo_process_buddyadd(yid, pkt);
2519	break;
2520	case YAHOO_SERVICE_REMBUDDY:
2521	yahoo_process_buddydel(yid, pkt);
2522	break;
2523	case YAHOO_SERVICE_IGNORECONTACT:
2524	yahoo_process_ignore(yid, pkt);
2525	break;
2526	case YAHOO_SERVICE_VOICECHAT:
2527	yahoo_process_voicechat(yid, pkt);
2528	break;
2529	case YAHOO_SERVICE_WEBCAM:
2530	yahoo_process_webcam_key(yid, pkt);
2531	break;
2532	case YAHOO_SERVICE_PING:
2533	yahoo_process_ping(yid, pkt);
2534	break;
2535	case YAHOO_SERVICE_Y7_CHANGE_GROUP:
2536	yahoo_process_buddy_change_group(yid, pkt);
2537	break;
2538	case YAHOO_SERVICE_IDLE:
2539	case YAHOO_SERVICE_MAILSTAT:
2540	case YAHOO_SERVICE_CHATINVITE:
2541	case YAHOO_SERVICE_CALENDAR:
2542	case YAHOO_SERVICE_NEWPERSONALMAIL:
2543	case YAHOO_SERVICE_ADDIDENT:
2544	case YAHOO_SERVICE_ADDIGNORE:
2545	case YAHOO_SERVICE_GOTGROUPRENAME:
2546	case YAHOO_SERVICE_GROUPRENAME:
2547	case YAHOO_SERVICE_PASSTHROUGH2:
2548	case YAHOO_SERVICE_CHATLOGON:
2549	case YAHOO_SERVICE_CHATLOGOFF:
2550	case YAHOO_SERVICE_CHATMSG:
2551	case YAHOO_SERVICE_REJECTCONTACT:
2552	case YAHOO_SERVICE_PEERTOPEER:
2553	WARNING(("unhandled service 0x%02x", pkt->service));
2554	yahoo_dump_unhandled(pkt);
2555	break;
2556	case YAHOO_SERVICE_PICTURE:
2557	yahoo_process_picture(yid, pkt);
2558	break;
2559	case YAHOO_SERVICE_PICTURE_CHECKSUM:
2560	yahoo_process_picture_checksum(yid, pkt);
2561	break;
2562	case YAHOO_SERVICE_PICTURE_UPLOAD:
2563	yahoo_process_picture_upload(yid, pkt);
2564	break;
2565	case YAHOO_SERVICE_Y8_LIST: /* Buddy List */
2566	yahoo_process_buddy_list(yid, pkt);
2567	break;
2568	default:
2569	WARNING(("unknown service 0x%02x", pkt->service));
2570	yahoo_dump_unhandled(pkt);
2571	break;
2572	}
2573	}
2574
2575	static struct yahoo_packet yahoo_getdata(struct yahoo_input_data yid)
2576	{
2577	struct yahoo_packet *pkt;
2578	struct yahoo_data *yd = yid->yd;
2579	int pos = 0;
2580	int pktlen;
2581
2582	if (!yd)
2583	return NULL;
2584
2585	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2586	if (yid->rxlen < YAHOO_PACKET_HDRLEN) {
2587	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN"));
2588	return NULL;
2589	}
2590
2591	pos += 4; /* YMSG */
2592	pos += 2;
2593	pos += 2;
2594
2595	pktlen = yahoo_get16(yid->rxqueue + pos);
2596	pos += 2;
2597	DEBUG_MSG(("%d bytes to read, rxlen is %d", pktlen, yid->rxlen));
2598
2599	if (yid->rxlen < (YAHOO_PACKET_HDRLEN + pktlen)) {
2600	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN + pktlen"));
2601	return NULL;
2602	}
2603
2604	LOG(("reading packet"));
2605	yahoo_packet_dump(yid->rxqueue, YAHOO_PACKET_HDRLEN + pktlen);
2606
2607	pkt = yahoo_packet_new(0, 0, 0);
2608
2609	pkt->service = yahoo_get16(yid->rxqueue + pos);
2610	pos += 2;
2611	pkt->status = yahoo_get32(yid->rxqueue + pos);
2612	pos += 4;
2613	DEBUG_MSG(("Yahoo Service: 0x%02x Status: %d", pkt->service,
2614	pkt->status));
2615	pkt->id = yahoo_get32(yid->rxqueue + pos);
2616	pos += 4;
2617
2618	yd->session_id = pkt->id;
2619
2620	yahoo_packet_read(pkt, yid->rxqueue + pos, pktlen);
2621
2622	yid->rxlen -= YAHOO_PACKET_HDRLEN + pktlen;
2623	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2624	if (yid->rxlen > 0) {
2625	unsigned char *tmp = y_memdup(yid->rxqueue + YAHOO_PACKET_HDRLEN
2626	+ pktlen, yid->rxlen);
2627	FREE(yid->rxqueue);
2628	yid->rxqueue = tmp;
2629	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2630	yid->rxqueue));
2631	} else {
2632	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2633	FREE(yid->rxqueue);
2634	}
2635
2636	return pkt;
2637	}
2638
2639	#if 0
2640	static struct yab yahoo_yab_read(unsigned char d, int len)
2641	{
2642	char st, en;
2643	char data = (char )d;
2644	struct yab *yab = NULL;
2645
2646	data[len] = '\0';
2647
2648	DEBUG_MSG(("Got yab: %s", data));
2649	st = en = strstr(data, "e0=\"");
2650	if (st) {
2651	yab = y_new0(struct yab, 1);
2652
2653	st += strlen("e0=\"");
2654	en = strchr(st, '"');
2655	*en++ = '\0';
2656	yab->email = yahoo_xmldecode(st);
2657	}
2658
2659	if (!en)
2660	return NULL;
2661
2662	st = strstr(en, "id=\"");
2663	if (st) {
2664	st += strlen("id=\"");
2665	en = strchr(st, '"');
2666	*en++ = '\0';
2667	yab->yid = atoi(yahoo_xmldecode(st));
2668	}
2669
2670	st = strstr(en, "fn=\"");
2671	if (st) {
2672	st += strlen("fn=\"");
2673	en = strchr(st, '"');
2674	*en++ = '\0';
2675	yab->fname = yahoo_xmldecode(st);
2676	}
2677
2678	st = strstr(en, "ln=\"");
2679	if (st) {
2680	st += strlen("ln=\"");
2681	en = strchr(st, '"');
2682	*en++ = '\0';
2683	yab->lname = yahoo_xmldecode(st);
2684	}
2685
2686	st = strstr(en, "nn=\"");
2687	if (st) {
2688	st += strlen("nn=\"");
2689	en = strchr(st, '"');
2690	*en++ = '\0';
2691	yab->nname = yahoo_xmldecode(st);
2692	}
2693
2694	st = strstr(en, "yi=\"");
2695	if (st) {
2696	st += strlen("yi=\"");
2697	en = strchr(st, '"');
2698	*en++ = '\0';
2699	yab->id = yahoo_xmldecode(st);
2700	}
2701
2702	st = strstr(en, "hphone=\"");
2703	if (st) {
2704	st += strlen("hphone=\"");
2705	en = strchr(st, '"');
2706	*en++ = '\0';
2707	yab->hphone = yahoo_xmldecode(st);
2708	}
2709
2710	st = strstr(en, "wphone=\"");
2711	if (st) {
2712	st += strlen("wphone=\"");
2713	en = strchr(st, '"');
2714	*en++ = '\0';
2715	yab->wphone = yahoo_xmldecode(st);
2716	}
2717
2718	st = strstr(en, "mphone=\"");
2719	if (st) {
2720	st += strlen("mphone=\"");
2721	en = strchr(st, '"');
2722	*en++ = '\0';
2723	yab->mphone = yahoo_xmldecode(st);
2724	}
2725
2726	st = strstr(en, "dbid=\"");
2727	if (st) {
2728	st += strlen("dbid=\"");
2729	en = strchr(st, '"');
2730	*en++ = '\0';
2731	yab->dbid = atoi(st);
2732	}
2733
2734	return yab;
2735	}
2736
2737	static struct yab yahoo_getyab(struct yahoo_input_data yid)
2738	{
2739	struct yab *yab = NULL;
2740	int pos = 0, end = 0;
2741	struct yahoo_data *yd = yid->yd;
2742
2743	if (!yd)
2744	return NULL;
2745
2746	do {
2747	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2748
2749	if (yid->rxlen <= strlen("<ct"))
2750	return NULL;
2751
2752	/* start with <ct */
2753	while (pos < yid->rxlen - strlen("<ct") + 1
2754	&& memcmp(yid->rxqueue + pos, "<ct", strlen("<ct")))
2755	pos++;
2756
2757	if (pos >= yid->rxlen - 1)
2758	return NULL;
2759
2760	end = pos + 2;
2761	/* end with > */
2762	while (end < yid->rxlen - strlen(">")
2763	&& memcmp(yid->rxqueue + end, ">", strlen(">")))
2764	end++;
2765
2766	if (end >= yid->rxlen - 1)
2767	return NULL;
2768
2769	yab = yahoo_yab_read(yid->rxqueue + pos, end + 2 - pos);
2770
2771	yid->rxlen -= end + 1;
2772	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen,
2773	yid->rxqueue));
2774	if (yid->rxlen > 0) {
2775	unsigned char *tmp =
2776	y_memdup(yid->rxqueue + end + 1, yid->rxlen);
2777	FREE(yid->rxqueue);
2778	yid->rxqueue = tmp;
2779	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2780	yid->rxqueue));
2781	} else {
2782	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2783	FREE(yid->rxqueue);
2784	}
2785
2786	} while (!yab && end < yid->rxlen - 1);
2787
2788	return yab;
2789	}
2790	#endif
2791
2792	static char yahoo_getwebcam_master(struct yahoo_input_data yid)
2793	{
2794	unsigned int pos = 0;
2795	unsigned int len = 0;
2796	unsigned int status = 0;
2797	char *server = NULL;
2798	struct yahoo_data *yd = yid->yd;
2799
2800	if (!yid \|\| !yd)
2801	return NULL;
2802
2803	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2804
2805	len = yid->rxqueue[pos++];
2806	if (yid->rxlen < len)
2807	return NULL;
2808
2809	/* extract status (0 = ok, 6 = webcam not online) */
2810	status = yid->rxqueue[pos++];
2811
2812	if (status == 0) {
2813	pos += 2; /* skip next 2 bytes */
2814	server = y_memdup(yid->rxqueue + pos, 16);
2815	pos += 16;
2816	} else if (status == 6) {
2817	YAHOO_CALLBACK(ext_yahoo_webcam_closed)
2818	(yd->client_id, yid->wcm->user, 4);
2819	}
2820
2821	/* skip rest of the data */
2822
2823	yid->rxlen -= len;
2824	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2825	if (yid->rxlen > 0) {
2826	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
2827	FREE(yid->rxqueue);
2828	yid->rxqueue = tmp;
2829	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2830	yid->rxqueue));
2831	} else {
2832	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2833	FREE(yid->rxqueue);
2834	}
2835
2836	return server;
2837	}
2838
2839	static int yahoo_get_webcam_data(struct yahoo_input_data *yid)
2840	{
2841	unsigned char reason = 0;
2842	unsigned int pos = 0;
2843	unsigned int begin = 0;
2844	unsigned int end = 0;
2845	unsigned int closed = 0;
2846	unsigned char header_len = 0;
2847	char *who;
2848	int connect = 0;
2849	struct yahoo_data *yd = yid->yd;
2850
2851	if (!yd)
2852	return -1;
2853
2854	if (!yid->wcm \|\| !yid->wcd \|\| !yid->rxlen)
2855	return -1;
2856
2857	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2858
2859	/* if we are not reading part of image then read header */
2860	if (!yid->wcd->to_read) {
2861	header_len = yid->rxqueue[pos++];
2862	yid->wcd->packet_type = 0;
2863
2864	if (yid->rxlen < header_len)
2865	return 0;
2866
2867	if (header_len >= 8) {
2868	reason = yid->rxqueue[pos++];
2869	/* next 2 bytes should always be 05 00 */
2870	pos += 2;
2871	yid->wcd->data_size = yahoo_get32(yid->rxqueue + pos);
2872	pos += 4;
2873	yid->wcd->to_read = yid->wcd->data_size;
2874	}
2875	if (header_len >= 13) {
2876	yid->wcd->packet_type = yid->rxqueue[pos++];
2877	yid->wcd->timestamp = yahoo_get32(yid->rxqueue + pos);
2878	pos += 4;
2879	}
2880
2881	/* skip rest of header */
2882	pos = header_len;
2883	}
2884
2885	begin = pos;
2886	pos += yid->wcd->to_read;
2887	if (pos > yid->rxlen)
2888	pos = yid->rxlen;
2889
2890	/* if it is not an image then make sure we have the whole packet */
2891	if (yid->wcd->packet_type != 0x02) {
2892	if ((pos - begin) != yid->wcd->data_size) {
2893	yid->wcd->to_read = 0;
2894	return 0;
2895	} else {
2896	yahoo_packet_dump(yid->rxqueue + begin, pos - begin);
2897	}
2898	}
2899
2900	DEBUG_MSG(("packet type %.2X, data length %d", yid->wcd->packet_type,
2901	yid->wcd->data_size));
2902
2903	/* find out what kind of packet we got */
2904	switch (yid->wcd->packet_type) {
2905	case 0x00:
2906	/* user requests to view webcam (uploading) */
2907	if (yid->wcd->data_size &&
2908	yid->wcm->direction == YAHOO_WEBCAM_UPLOAD) {
2909	end = begin;
2910	while (end <= yid->rxlen && yid->rxqueue[end++] != 13) ;
2911	if (end > begin) {
2912	who = y_memdup(yid->rxqueue + begin,
2913	end - begin);
2914	who[end - begin - 1] = 0;
2915	YAHOO_CALLBACK(ext_yahoo_webcam_viewer) (yd->
2916	client_id, who + 2, 2);
2917	FREE(who);
2918	}
2919	}
2920
2921	if (yid->wcm->direction == YAHOO_WEBCAM_DOWNLOAD) {
2922	/* timestamp/status field */
2923	/* 0 = declined viewing permission */
2924	/* 1 = accepted viewing permission */
2925	if (yid->wcd->timestamp == 0) {
2926	YAHOO_CALLBACK(ext_yahoo_webcam_closed) (yd->
2927	client_id, yid->wcm->user, 3);
2928	}
2929	}
2930	break;
2931	case 0x01: /* status packets?? */
2932	/* timestamp contains status info */
2933	/* 00 00 00 01 = we have data?? */
2934	break;
2935	case 0x02: /* image data */
2936	YAHOO_CALLBACK(ext_yahoo_got_webcam_image) (yd->client_id,
2937	yid->wcm->user, yid->rxqueue + begin,
2938	yid->wcd->data_size, pos - begin, yid->wcd->timestamp);
2939	break;
2940	case 0x05: /* response packets when uploading */
2941	if (!yid->wcd->data_size) {
2942	YAHOO_CALLBACK(ext_yahoo_webcam_data_request) (yd->
2943	client_id, yid->wcd->timestamp);
2944	}
2945	break;
2946	case 0x07: /* connection is closing */
2947	switch (reason) {
2948	case 0x01: /* user closed connection */
2949	closed = 1;
2950	break;
2951	case 0x0F: /* user cancelled permission */
2952	closed = 2;
2953	break;
2954	}
2955	YAHOO_CALLBACK(ext_yahoo_webcam_closed) (yd->client_id,
2956	yid->wcm->user, closed);
2957	break;
2958	case 0x0C: /* user connected */
2959	case 0x0D: /* user disconnected */
2960	if (yid->wcd->data_size) {
2961	who = y_memdup(yid->rxqueue + begin, pos - begin + 1);
2962	who[pos - begin] = 0;
2963	if (yid->wcd->packet_type == 0x0C)
2964	connect = 1;
2965	else
2966	connect = 0;
2967	YAHOO_CALLBACK(ext_yahoo_webcam_viewer) (yd->client_id,
2968	who, connect);
2969	FREE(who);
2970	}
2971	break;
2972	case 0x13: /* user data */
2973	/* i=user_ip (ip of the user we are viewing) */
2974	/* j=user_ext_ip (external ip of the user we */
2975	/* are viewing) */
2976	break;
2977	case 0x17: /* ?? */
2978	break;
2979	}
2980	yid->wcd->to_read -= pos - begin;
2981
2982	yid->rxlen -= pos;
2983	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2984	if (yid->rxlen > 0) {
2985	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
2986	FREE(yid->rxqueue);
2987	yid->rxqueue = tmp;
2988	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen,
2989	yid->rxqueue));
2990	} else {
2991	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2992	FREE(yid->rxqueue);
2993	}
2994
2995	/* If we read a complete packet return success */
2996	if (!yid->wcd->to_read)
2997	return 1;
2998
2999	return 0;
3000	}
3001
3002	int yahoo_write_ready(int id, void fd, void data)
3003	{
3004	struct yahoo_input_data *yid = data;
3005	int len;
3006	struct data_queue *tx;
3007
3008	LOG(("write callback: id=%d fd=%p data=%p", id, fd, data));
3009	if (!yid \|\| !yid->txqueues)
3010	return -2;
3011
3012	tx = yid->txqueues->data;
3013	LOG(("writing %d bytes", tx->len));
3014	len = yahoo_send_data(fd, tx->queue, MIN(1024, tx->len));
3015
3016	if (len == -1 && errno == EAGAIN)
3017	return 1;
3018
3019	if (len <= 0) {
3020	int e = errno;
3021	DEBUG_MSG(("len == %d (<= 0)", len));
3022	while (yid->txqueues) {
3023	YList *l = yid->txqueues;
3024	tx = l->data;
3025	free(tx->queue);
3026	free(tx);
3027	yid->txqueues =
3028	y_list_remove_link(yid->txqueues,
3029	yid->txqueues);
3030	y_list_free_1(l);
3031	}
3032	LOG(("yahoo_write_ready(%d, %p) len < 0", id, fd));
3033	YAHOO_CALLBACK(ext_yahoo_remove_handler) (id, yid->write_tag);
3034	yid->write_tag = 0;
3035	errno = e;
3036	return 0;
3037	}
3038
3039
3040	tx->len -= len;
3041	if (tx->len > 0) {
3042	unsigned char *tmp = y_memdup(tx->queue + len, tx->len);
3043	FREE(tx->queue);
3044	tx->queue = tmp;
3045	} else {
3046	YList *l = yid->txqueues;
3047	free(tx->queue);
3048	free(tx);
3049	yid->txqueues =
3050	y_list_remove_link(yid->txqueues, yid->txqueues);
3051	y_list_free_1(l);
3052	/*
3053	if(!yid->txqueues)
3054	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3055	*/
3056	if (!yid->txqueues) {
3057	LOG(("yahoo_write_ready(%d, %p) !txqueues", id, fd));
3058	YAHOO_CALLBACK(ext_yahoo_remove_handler) (id,
3059	yid->write_tag);
3060	yid->write_tag = 0;
3061	}
3062	}
3063
3064	return 1;
3065	}
3066
3067	static void yahoo_process_pager_connection(struct yahoo_input_data *yid,
3068	int over)
3069	{
3070	struct yahoo_packet *pkt;
3071	struct yahoo_data *yd = yid->yd;
3072	int id = yd->client_id;
3073
3074	if (over)
3075	return;
3076
3077	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER)
3078	&& (pkt = yahoo_getdata(yid)) != NULL) {
3079
3080	yahoo_packet_process(yid, pkt);
3081
3082	yahoo_packet_free(pkt);
3083	}
3084	}
3085
3086	static void yahoo_process_chatcat_connection(struct yahoo_input_data *yid,
3087	int over)
3088	{
3089	if (over)
3090	return;
3091
3092	if (strstr((char *)yid->rxqueue + (yid->rxlen - 20), "</content>")) {
3093	YAHOO_CALLBACK(ext_yahoo_chat_cat_xml) (yid->yd->client_id,
3094	(char *)yid->rxqueue);
3095	}
3096	}
3097
3098	#if 0
3099	static void yahoo_process_yab_connection(struct yahoo_input_data *yid, int over)
3100	{
3101	struct yahoo_data *yd = yid->yd;
3102	struct yab *yab;
3103	YList *buds;
3104	int changed = 0;
3105	int id = yd->client_id;
3106	int yab_used = 0;
3107
3108	LOG(("Got data for YAB"));
3109
3110	if (over)
3111	return;
3112
3113	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_YAB)
3114	&& (yab = yahoo_getyab(yid)) != NULL) {
3115	if (!yab->id)
3116	continue;
3117
3118	changed = 1;
3119	yab_used = 0;
3120	for (buds = yd->buddies; buds; buds = buds->next) {
3121	struct yahoo_buddy *bud = buds->data;
3122	if (!strcmp(bud->id, yab->id)) {
3123	yab_used = 1;
3124	bud->yab_entry = yab;
3125	if (yab->nname) {
3126	bud->real_name = strdup(yab->nname);
3127	} else if (yab->fname && yab->lname) {
3128	bud->real_name = y_new0(char,
3129	strlen(yab->fname) +
3130	strlen(yab->lname) + 2);
3131	sprintf(bud->real_name, "%s %s",
3132	yab->fname, yab->lname);
3133	} else if (yab->fname) {
3134	bud->real_name = strdup(yab->fname);
3135	}
3136	break; /* for */
3137	}
3138	}
3139
3140	if (!yab_used) {
3141	FREE(yab->fname);
3142	FREE(yab->lname);
3143	FREE(yab->nname);
3144	FREE(yab->id);
3145	FREE(yab->email);
3146	FREE(yab->hphone);
3147	FREE(yab->wphone);
3148	FREE(yab->mphone);
3149	FREE(yab);
3150	}
3151
3152	}
3153
3154	if (changed)
3155	YAHOO_CALLBACK(ext_yahoo_got_buddies) (yd->client_id,
3156	yd->buddies);
3157	}
3158	#endif
3159
3160	static void yahoo_process_search_connection(struct yahoo_input_data *yid,
3161	int over)
3162	{
3163	struct yahoo_found_contact *yct = NULL;
3164	char p = (char )yid->rxqueue, np, cp;
3165	int k, n;
3166	int start = 0, found = 0, total = 0;
3167	YList *contacts = NULL;
3168	struct yahoo_input_data *pyid =
3169	find_input_by_id_and_type(yid->yd->client_id,
3170	YAHOO_CONNECTION_PAGER);
3171
3172	if (!over \|\| !pyid)
3173	return;
3174
3175	if (p && (p = strstr(p, "\r\n\r\n"))) {
3176	p += 4;
3177
3178	for (k = 0; (p = strchr(p, 4)) && (k < 4); k++) {
3179	p++;
3180	n = atoi(p);
3181	switch (k) {
3182	case 0:
3183	found = pyid->ys->lsearch_nfound = n;
3184	break;
3185	case 2:
3186	start = pyid->ys->lsearch_nstart = n;
3187	break;
3188	case 3:
3189	total = pyid->ys->lsearch_ntotal = n;
3190	break;
3191	}
3192	}
3193
3194	if (p)
3195	p++;
3196
3197	k = 0;
3198	while (p && *p) {
3199	cp = p;
3200	np = strchr(p, 4);
3201
3202	if (!np)
3203	break;
3204	*np = 0;
3205	p = np + 1;
3206
3207	switch (k++) {
3208	case 1:
3209	if (strlen(cp) > 2
3210	&& y_list_length(contacts) < total) {
3211	yct = y_new0(struct yahoo_found_contact,
3212	1);
3213	contacts = y_list_append(contacts, yct);
3214	yct->id = cp + 2;
3215	} else {
3216	*p = 0;
3217	}
3218	break;
3219	case 2:
3220	yct->online = !strcmp(cp, "2") ? 1 : 0;
3221	break;
3222	case 3:
3223	yct->gender = cp;
3224	break;
3225	case 4:
3226	yct->age = atoi(cp);
3227	break;
3228	case 5:
3229	/* not worth the context switch for strcmp */
3230	if (cp[0] != '\005' \|\| cp[1] != '\000')
3231	yct->location = cp;
3232	k = 0;
3233	break;
3234	}
3235	}
3236	}
3237
3238	YAHOO_CALLBACK(ext_yahoo_got_search_result) (yid->yd->client_id, found,
3239	start, total, contacts);
3240
3241	while (contacts) {
3242	YList *node = contacts;
3243	contacts = y_list_remove_link(contacts, node);
3244	free(node->data);
3245	y_list_free_1(node);
3246	}
3247	}
3248
3249	static void _yahoo_webcam_connected(void fd, int error, void d)
3250	{
3251	struct yahoo_input_data *yid = d;
3252	struct yahoo_webcam *wcm = yid->wcm;
3253	struct yahoo_data *yd = yid->yd;
3254	char conn_type[100];
3255	char *data = NULL;
3256	char *packet = NULL;
3257	unsigned char magic_nr[] = { 1, 0, 0, 0, 1 };
3258	unsigned header_len = 0;
3259	unsigned int len = 0;
3260	unsigned int pos = 0;
3261
3262	if (error \|\| !fd) {
3263	FREE(yid);
3264	return;
3265	}
3266
3267	yid->fd = fd;
3268	inputs = y_list_prepend(inputs, yid);
3269
3270	LOG(("Connected"));
3271	/* send initial packet */
3272	switch (wcm->direction) {
3273	case YAHOO_WEBCAM_DOWNLOAD:
3274	data = strdup("<REQIMG>");
3275	break;
3276	case YAHOO_WEBCAM_UPLOAD:
3277	data = strdup("<SNDIMG>");
3278	break;
3279	default:
3280	return;
3281	}
3282	yahoo_add_to_send_queue(yid, data, strlen(data));
3283	FREE(data);
3284
3285	/* send data */
3286	switch (wcm->direction) {
3287	case YAHOO_WEBCAM_DOWNLOAD:
3288	header_len = 8;
3289	data = strdup("a=2\r\nc=us\r\ne=21\r\nu=");
3290	data = y_string_append(data, yd->user);
3291	data = y_string_append(data, "\r\nt=");
3292	data = y_string_append(data, wcm->key);
3293	data = y_string_append(data, "\r\ni=");
3294	data = y_string_append(data, wcm->my_ip);
3295	data = y_string_append(data, "\r\ng=");
3296	data = y_string_append(data, wcm->user);
3297	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3298	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3299	data = y_string_append(data, conn_type);
3300	data = y_string_append(data, "\r\n");
3301	break;
3302	case YAHOO_WEBCAM_UPLOAD:
3303	header_len = 13;
3304	data = strdup("a=2\r\nc=us\r\nu=");
3305	data = y_string_append(data, yd->user);
3306	data = y_string_append(data, "\r\nt=");
3307	data = y_string_append(data, wcm->key);
3308	data = y_string_append(data, "\r\ni=");
3309	data = y_string_append(data, wcm->my_ip);
3310	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3311	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3312	data = y_string_append(data, conn_type);
3313	data = y_string_append(data, "\r\nb=");
3314	data = y_string_append(data, wcm->description);
3315	data = y_string_append(data, "\r\n");
3316	break;
3317	}
3318
3319	len = strlen(data);
3320	packet = y_new0(char, header_len + len);
3321	packet[pos++] = header_len;
3322	packet[pos++] = 0;
3323	switch (wcm->direction) {
3324	case YAHOO_WEBCAM_DOWNLOAD:
3325	packet[pos++] = 1;
3326	packet[pos++] = 0;
3327	break;
3328	case YAHOO_WEBCAM_UPLOAD:
3329	packet[pos++] = 5;
3330	packet[pos++] = 0;
3331	break;
3332	}
3333
3334	pos += yahoo_put32(packet + pos, len);
3335	if (wcm->direction == YAHOO_WEBCAM_UPLOAD) {
3336	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
3337	pos += sizeof(magic_nr);
3338	}
3339	memcpy(packet + pos, data, len);
3340	yahoo_add_to_send_queue(yid, packet, header_len + len);
3341	FREE(packet);
3342	FREE(data);
3343
3344	yid->read_tag =
3345	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id,
3346	yid->fd, YAHOO_INPUT_READ, yid);
3347	}
3348
3349	static void yahoo_webcam_connect(struct yahoo_input_data *y)
3350	{
3351	struct yahoo_webcam *wcm = y->wcm;
3352	struct yahoo_input_data *yid;
3353
3354	if (!wcm \|\| !wcm->server \|\| !wcm->key)
3355	return;
3356
3357	yid = y_new0(struct yahoo_input_data, 1);
3358	yid->type = YAHOO_CONNECTION_WEBCAM;
3359	yid->yd = y->yd;
3360
3361	/* copy webcam data to new connection */
3362	yid->wcm = y->wcm;
3363	y->wcm = NULL;
3364
3365	yid->wcd = y_new0(struct yahoo_webcam_data, 1);
3366
3367	LOG(("Connecting to: %s:%d", wcm->server, wcm->port));
3368	YAHOO_CALLBACK(ext_yahoo_connect_async) (y->yd->client_id, wcm->server,
3369	wcm->port, _yahoo_webcam_connected, yid, 0);
3370
3371	}
3372
3373	static void yahoo_process_webcam_master_connection(struct yahoo_input_data *yid,
3374	int over)
3375	{
3376	char *server;
3377	struct yahoo_server_settings *yss;
3378
3379	if (over)
3380	return;
3381
3382	server = yahoo_getwebcam_master(yid);
3383
3384	if (server) {
3385	yss = yid->yd->server_settings;
3386	yid->wcm->server = strdup(server);
3387	yid->wcm->port = yss->webcam_port;
3388	yid->wcm->conn_type = yss->conn_type;
3389	yid->wcm->my_ip = strdup(yss->local_host);
3390	if (yid->wcm->direction == YAHOO_WEBCAM_UPLOAD)
3391	yid->wcm->description = strdup(yss->webcam_description);
3392	yahoo_webcam_connect(yid);
3393	FREE(server);
3394	}
3395	}
3396
3397	static void yahoo_process_webcam_connection(struct yahoo_input_data *yid,
3398	int over)
3399	{
3400	int id = yid->yd->client_id;
3401	void *fd = yid->fd;
3402
3403	if (over)
3404	return;
3405
3406	/* as long as we still have packets available keep processing them */
3407	while (find_input_by_id_and_fd(id, fd)
3408	&& yahoo_get_webcam_data(yid) == 1) ;
3409	}
3410
3411	static void (yahoo_process_connection[]) (struct yahoo_input_data ,
3412	int over) = {
3413	yahoo_process_pager_connection, yahoo_process_ft_connection,
3414	NULL, /yahoo_process_yab_connection, /
3415	yahoo_process_webcam_master_connection,
3416	yahoo_process_webcam_connection,
3417	yahoo_process_chatcat_connection,
3418	yahoo_process_search_connection};
3419
3420	int yahoo_read_ready(int id, void fd, void data)
3421	{
3422	struct yahoo_input_data *yid = data;
3423	char buf[1024];
3424	int len;
3425
3426	LOG(("read callback: id=%d fd=%p data=%p", id, fd, data));
3427	if (!yid)
3428	return -2;
3429
3430	do {
3431	len = YAHOO_CALLBACK(ext_yahoo_read) (fd, buf, sizeof(buf));
3432	} while (len == -1 && errno == EINTR);
3433
3434	if (len == -1 && (errno == EAGAIN \|\| errno == EINTR)) /* we'll try again later */
3435	return 1;
3436
3437	if (len <= 0) {
3438	int e = errno;
3439	DEBUG_MSG(("len == %d (<= 0)", len));
3440
3441	if (yid->type == YAHOO_CONNECTION_PAGER) {
3442	YAHOO_CALLBACK(ext_yahoo_login_response) (yid->yd->
3443	client_id, YAHOO_LOGIN_SOCK, NULL);
3444	}
3445
3446	yahoo_process_connection[yid->type] (yid, 1);
3447	yahoo_input_close(yid);
3448
3449	/* no need to return an error, because we've already fixed it */
3450	if (len == 0)
3451	return 1;
3452
3453	errno = e;
3454	LOG(("read error: %s", strerror(errno)));
3455	return -1;
3456	}
3457
3458	yid->rxqueue =
3459	y_renew(unsigned char, yid->rxqueue, len + yid->rxlen + 1);
3460	memcpy(yid->rxqueue + yid->rxlen, buf, len);
3461	yid->rxlen += len;
3462	yid->rxqueue[yid->rxlen] = 0;
3463
3464	yahoo_process_connection[yid->type] (yid, 0);
3465
3466	return len;
3467	}
3468
3469	int yahoo_init_with_attributes(const char username, const char password, ...)
3470	{
3471	va_list ap;
3472	struct yahoo_data *yd;
3473
3474	yd = y_new0(struct yahoo_data, 1);
3475
3476	if (!yd)
3477	return 0;
3478
3479	yd->user = strdup(username);
3480	yd->password = strdup(password);
3481
3482	yd->initial_status = -1;
3483	yd->current_status = -1;
3484
3485	yd->client_id = ++last_id;
3486
3487	add_to_list(yd);
3488
3489	va_start(ap, password);
3490	yd->server_settings = _yahoo_assign_server_settings(ap);
3491	va_end(ap);
3492
3493	return yd->client_id;
3494	}
3495
3496	int yahoo_init(const char username, const char password)
3497	{
3498	return yahoo_init_with_attributes(username, password, NULL);
3499	}
3500
3501	static void yahoo_connected(void fd, int error, void data)
3502	{
3503	struct connect_callback_data *ccd = data;
3504	struct yahoo_data *yd = ccd->yd;
3505	struct yahoo_packet *pkt;
3506	struct yahoo_input_data *yid;
3507	struct yahoo_server_settings *yss = yd->server_settings;
3508
3509	if (error) {
3510	int tag;
3511	if (fallback_ports[ccd->i]) {
3512	char *host = yss->pager_host;
3513
3514	if (!host)
3515	host = yss->pager_host_list[ccd->server_i];
3516
3517	yss->pager_port = fallback_ports[ccd->i++];
3518	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->
3519	client_id, host, yss->pager_port,
3520	yahoo_connected, ccd, 0);
3521
3522	if (tag > 0)
3523	ccd->tag = tag;
3524	} else if (yss->pager_host_list
3525	&& yss->pager_host_list[ccd->server_i]) {
3526
3527	/* Get back to the default port */
3528	yss->pager_port = pager_port;
3529	ccd->server_i++;
3530	LOG(("Fallback: Connecting to %s:%d", yss->pager_host_list[ccd->server_i], yss->pager_port));
3531
3532	ccd->i = 0;
3533	tag = YAHOO_CALLBACK(ext_yahoo_connect_async) (yd->client_id,
3534	yss->pager_host_list[ccd->server_i], yss->pager_port,
3535	yahoo_connected, ccd, 0);
3536	} else {
3537	FREE(ccd);
3538	YAHOO_CALLBACK(ext_yahoo_login_response) (yd->client_id,
3539	YAHOO_LOGIN_SOCK, NULL);
3540	}
3541	return;
3542	}
3543
3544	FREE(ccd);
3545
3546	/* fd == NULL && error == 0 means connect was cancelled */
3547	if (!fd)
3548	return;
3549
3550	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YPACKET_STATUS_DEFAULT,
3551	yd->session_id);
3552	NOTICE(("Sending initial packet"));
3553
3554	yahoo_packet_hash(pkt, 1, yd->user);
3555
3556	yid = find_input_by_id_and_type(yd->client_id, YAHOO_CONNECTION_PAGER);
3557	yid->fd = fd;
3558
3559	yahoo_send_packet(yid, pkt, 0);
3560
3561	yahoo_packet_free(pkt);
3562
3563	yid->read_tag =
3564	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id,
3565	yid->fd, YAHOO_INPUT_READ, yid);
3566	}
3567
3568	void *yahoo_get_fd(int id)
3569	{
3570	struct yahoo_input_data *yid =
3571	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3572	if (!yid)
3573	return 0;
3574	else
3575	return yid->fd;
3576	}
3577
3578	#if 0
3579	void yahoo_send_buzz(int id, const char from, const char who)
3580	{
3581	yahoo_send_im(id, from, who, "<ding>", 1, 0);
3582	}
3583	#endif
3584
3585	void yahoo_send_im(int id, const char from, const char who, const char *what,
3586	int utf8, int picture)
3587	{
3588	struct yahoo_input_data *yid =
3589	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3590	struct yahoo_packet *pkt = NULL;
3591	struct yahoo_data *yd;
3592	char pic_str[10];
3593
3594	if (!yid)
3595	return;
3596
3597	yd = yid->yd;
3598
3599	pkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE, YAHOO_STATUS_OFFLINE,
3600	yd->session_id);
3601
3602	snprintf(pic_str, sizeof(pic_str), "%d", picture);
3603
3604	if (from && strcmp(from, yd->user))
3605	yahoo_packet_hash(pkt, 0, yd->user);
3606	yahoo_packet_hash(pkt, 1, from ? from : yd->user);
3607	yahoo_packet_hash(pkt, 5, who);
3608	yahoo_packet_hash(pkt, 14, what);
3609
3610	if (utf8)
3611	yahoo_packet_hash(pkt, 97, "1");
3612
3613	yahoo_packet_hash(pkt, 63, ";0"); /* imvironment name; or ;0 */
3614	yahoo_packet_hash(pkt, 64, "0");
3615	yahoo_packet_hash(pkt, 206, pic_str);
3616
3617	yahoo_send_packet(yid, pkt, 0);
3618
3619	yahoo_packet_free(pkt);
3620	}
3621
3622	void yahoo_send_typing(int id, const char from, const char who, int typ)
3623	{
3624	struct yahoo_input_data *yid =
3625	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3626	struct yahoo_data *yd;
3627	struct yahoo_packet *pkt = NULL;
3628	if (!yid)
3629	return;
3630
3631	yd = yid->yd;
3632	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YPACKET_STATUS_NOTIFY,
3633	yd->session_id);
3634
3635	yahoo_packet_hash(pkt, 5, who);
3636	yahoo_packet_hash(pkt, 1, from ? from : yd->user);
3637	yahoo_packet_hash(pkt, 14, " ");
3638	yahoo_packet_hash(pkt, 13, typ ? "1" : "0");
3639	yahoo_packet_hash(pkt, 49, "TYPING");
3640
3641	yahoo_send_packet(yid, pkt, 0);
3642
3643	yahoo_packet_free(pkt);
3644	}
3645
3646	void yahoo_set_away(int id, enum yahoo_status state, const char *msg, int away)
3647	{
3648	struct yahoo_input_data *yid =
3649	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3650	struct yahoo_data *yd;
3651	struct yahoo_packet *pkt = NULL;
3652	int old_status;
3653	char s[4];
3654
3655	if (!yid)
3656	return;
3657
3658	yd = yid->yd;
3659
3660	old_status = yd->current_status;
3661	yd->current_status = state;
3662
3663	/* Thank you libpurple :) */
3664	if (yd->current_status == YAHOO_STATUS_INVISIBLE) {
3665	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_VISIBLE_TOGGLE,
3666	YAHOO_STATUS_AVAILABLE, 0);
3667	yahoo_packet_hash(pkt, 13, "2");
3668	yahoo_send_packet(yid, pkt, 0);
3669	yahoo_packet_free(pkt);
3670
3671	return;
3672	}
3673
3674	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_STATUS_UPDATE,
3675	yd->current_status, yd->session_id);
3676	snprintf(s, sizeof(s), "%d", yd->current_status);
3677	yahoo_packet_hash(pkt, 10, s);
3678	yahoo_packet_hash(pkt, 19, msg && state == YAHOO_STATUS_CUSTOM ? msg : "");
3679	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3680	yahoo_send_packet(yid, pkt, 0);
3681	yahoo_packet_free(pkt);
3682
3683	if (old_status == YAHOO_STATUS_INVISIBLE) {
3684	pkt = yahoo_packet_new(YAHOO_SERVICE_Y6_VISIBLE_TOGGLE,
3685	YAHOO_STATUS_AVAILABLE, 0);
3686	yahoo_packet_hash(pkt, 13, "1");
3687	yahoo_send_packet(yid, pkt, 0);
3688	yahoo_packet_free(pkt);
3689	}
3690	}
3691
3692	void yahoo_logoff(int id)
3693	{
3694	struct yahoo_input_data *yid =
3695	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3696	struct yahoo_data *yd;
3697	struct yahoo_packet *pkt = NULL;
3698
3699	if (!yid)
3700	return;
3701	yd = yid->yd;
3702
3703	LOG(("yahoo_logoff: current status: %d", yd->current_status));
3704
3705	if (yd->current_status != -1 && 0) {
3706	/* Meh. Don't send this. The event handlers are not going to
3707	get to do this so it'll just leak memory. And the TCP
3708	connection reset will hopefully be clear enough. */
3709	pkt = yahoo_packet_new(YAHOO_SERVICE_LOGOFF,
3710	YPACKET_STATUS_DEFAULT, yd->session_id);
3711	yd->current_status = -1;
3712
3713	if (pkt) {
3714	yahoo_send_packet(yid, pkt, 0);
3715	yahoo_packet_free(pkt);
3716	}
3717	}
3718
3719	/* do {
3720	yahoo_input_close(yid);
3721	} while((yid = find_input_by_id(id)));*/
3722
3723	}
3724
3725	#if 0
3726	void yahoo_get_list(int id)
3727	{
3728	struct yahoo_input_data *yid =
3729	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3730	struct yahoo_data *yd;
3731	struct yahoo_packet *pkt = NULL;
3732
3733	if (!yid)
3734	return;
3735	yd = yid->yd;
3736
3737	pkt = yahoo_packet_new(YAHOO_SERVICE_LIST, YPACKET_STATUS_DEFAULT,
3738	yd->session_id);
3739	yahoo_packet_hash(pkt, 1, yd->user);
3740	if (pkt) {
3741	yahoo_send_packet(yid, pkt, 0);
3742	yahoo_packet_free(pkt);
3743	}
3744	}
3745	#endif
3746
3747	static void _yahoo_http_connected(int id, void fd, int error, void data)
3748	{
3749	struct yahoo_input_data *yid = data;
3750	if (fd == NULL \|\| error) {
3751	inputs = y_list_remove(inputs, yid);
3752	FREE(yid);
3753	return;
3754	}
3755
3756	yid->fd = fd;
3757	yid->read_tag =
3758	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
3759	YAHOO_INPUT_READ, yid);
3760	}
3761
3762	#if 0
3763	/* FIXME Get address book from address.yahoo.com instead */
3764	void yahoo_get_yab(int id)
3765	{
3766	struct yahoo_data *yd = find_conn_by_id(id);
3767	struct yahoo_input_data *yid;
3768	char url[1024];
3769	char buff[2048];
3770
3771	if (!yd)
3772	return;
3773
3774	yid = y_new0(struct yahoo_input_data, 1);
3775	yid->yd = yd;
3776	yid->type = YAHOO_CONNECTION_YAB;
3777
3778	LOG(("Sending request for Address Book"));
3779
3780	snprintf(url, 1024,
3781	"http://address.yahoo.com/yab/us?v=XM&prog=ymsgr&.intl=us"
3782	"&diffs=1&t=0&tags=short&rt=0&prog-ver=8.1.0.249&useutf8=1&legenc=codepage-1252");
3783
3784	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
3785
3786	inputs = y_list_prepend(inputs, yid);
3787
3788	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
3789	_yahoo_http_connected, yid);
3790	}
3791
3792	struct yahoo_post_data {
3793	struct yahoo_input_data *yid;
3794	char *data;
3795	};
3796
3797	static void _yahoo_http_post_connected(int id, void fd, int error, void data)
3798	{
3799	struct yahoo_post_data *yad = data;
3800	struct yahoo_input_data *yid = yad->yid;
3801	char *buff = yad->data;
3802
3803	if (!fd) {
3804	inputs = y_list_remove(inputs, yid);
3805	FREE(yid);
3806	return;
3807	}
3808
3809	YAHOO_CALLBACK(ext_yahoo_write) (fd, buff, strlen(buff));
3810
3811	yid->fd = fd;
3812	yid->read_tag =
3813	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
3814	YAHOO_INPUT_READ, yid);
3815
3816	FREE(buff);
3817	FREE(yad);
3818	}
3819
3820	/* FIXME This is also likely affected */
3821	void yahoo_set_yab(int id, struct yab *yab)
3822	{
3823	struct yahoo_post_data *yad = y_new0(struct yahoo_post_data, 1);
3824	struct yahoo_data *yd = find_conn_by_id(id);
3825	struct yahoo_input_data *yid;
3826	char url[1024];
3827	char buff[1024];
3828	char post[1024];
3829	int size = 0;
3830
3831	if (!yd)
3832	return;
3833
3834	yid = y_new0(struct yahoo_input_data, 1);
3835	yid->type = YAHOO_CONNECTION_YAB;
3836	yid->yd = yd;
3837
3838	if(yab->yid)
3839	size = snprintf(post, sizeof(post), "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
3840	"<ab k=\"%s\" cc=\"%d\">"
3841	"<ct id=\"%d\" e=\"1\" yi=\"%s\" nn=\"%s\" />"
3842	"</ab>", yd->user, 9, yab->yid, /* Don't know why */
3843	yab->id, yab->nname?yab->nname:"");
3844	else
3845	size = snprintf(post, sizeof(post), "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
3846	"<ab k=\"%s\" cc=\"%d\">"
3847	"<ct a=\"1\" yi=\"%s\" nn=\"%s\" />"
3848	"</ab>", yd->user, 1, /* Don't know why */
3849	yab->id, yab->nname?yab->nname:"");
3850
3851	yad->yid = yid;
3852	yad->data = strdup(post);
3853
3854	strcpy(url, "http://address.yahoo.com/yab/us?v=XM&prog=ymsgr&.intl=us"
3855	"&sync=1&tags=short&noclear=1&useutf8=1&legenc=codepage-1252");
3856
3857	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
3858
3859	inputs = y_list_prepend(inputs, yid);
3860
3861	yahoo_http_post(yid->yd->client_id, url, buff, size,
3862	_yahoo_http_post_connected, yad);
3863	}
3864
3865	void yahoo_set_identity_status(int id, const char *identity, int active)
3866	{
3867	struct yahoo_input_data *yid =
3868	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3869	struct yahoo_data *yd;
3870	struct yahoo_packet *pkt = NULL;
3871
3872	if (!yid)
3873	return;
3874	yd = yid->yd;
3875
3876	pkt = yahoo_packet_new(active ? YAHOO_SERVICE_IDACT :
3877	YAHOO_SERVICE_IDDEACT, YPACKET_STATUS_DEFAULT, yd->session_id);
3878	yahoo_packet_hash(pkt, 3, identity);
3879	if (pkt) {
3880	yahoo_send_packet(yid, pkt, 0);
3881	yahoo_packet_free(pkt);
3882	}
3883	}
3884
3885	void yahoo_refresh(int id)
3886	{
3887	struct yahoo_input_data *yid =
3888	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3889	struct yahoo_data *yd;
3890	struct yahoo_packet *pkt = NULL;
3891
3892	if (!yid)
3893	return;
3894	yd = yid->yd;
3895
3896	pkt = yahoo_packet_new(YAHOO_SERVICE_USERSTAT, YPACKET_STATUS_DEFAULT,
3897	yd->session_id);
3898	if (pkt) {
3899	yahoo_send_packet(yid, pkt, 0);
3900	yahoo_packet_free(pkt);
3901	}
3902	}
3903	#endif
3904
3905	void yahoo_keepalive(int id)
3906	{
3907	struct yahoo_input_data *yid =
3908	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3909	struct yahoo_data *yd;
3910	struct yahoo_packet *pkt = NULL;
3911	if (!yid)
3912	return;
3913	yd = yid->yd;
3914
3915	pkt = yahoo_packet_new(YAHOO_SERVICE_PING, YPACKET_STATUS_DEFAULT,
3916	yd->session_id);
3917	yahoo_send_packet(yid, pkt, 0);
3918	yahoo_packet_free(pkt);
3919	}
3920
3921	#if 0
3922	void yahoo_chat_keepalive(int id)
3923	{
3924	struct yahoo_input_data *yid =
3925	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3926	struct yahoo_data *yd;
3927	struct yahoo_packet *pkt = NULL;
3928
3929	if (!yid)
3930	return;
3931
3932	yd = yid->yd;
3933
3934	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATPING, YPACKET_STATUS_DEFAULT,
3935	yd->session_id);
3936	yahoo_send_packet(yid, pkt, 0);
3937	yahoo_packet_free(pkt);
3938	}
3939	#endif
3940
3941	void yahoo_add_buddy(int id, const char who, const char group,
3942	const char *msg)
3943	{
3944	struct yahoo_input_data *yid =
3945	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3946	struct yahoo_data *yd;
3947	struct yahoo_packet *pkt;
3948
3949	if (!yid)
3950	return;
3951	yd = yid->yd;
3952
3953	if (!yd->logged_in)
3954	return;
3955
3956	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YPACKET_STATUS_DEFAULT,
3957	yd->session_id);
3958	if (msg != NULL) /* add message/request "it's me add me" */
3959	yahoo_packet_hash(pkt, 14, msg);
3960	else
3961	yahoo_packet_hash(pkt, 14, "");
3962	yahoo_packet_hash(pkt, 65, group);
3963	yahoo_packet_hash(pkt, 97, "1");
3964	yahoo_packet_hash(pkt, 1, yd->user);
3965	yahoo_packet_hash(pkt, 302, "319");
3966	yahoo_packet_hash(pkt, 300, "319");
3967	yahoo_packet_hash(pkt, 7, who);
3968	yahoo_packet_hash(pkt, 334, "0");
3969	yahoo_packet_hash(pkt, 301, "319");
3970	yahoo_packet_hash(pkt, 303, "319");
3971	yahoo_send_packet(yid, pkt, 0);
3972	yahoo_packet_free(pkt);
3973	}
3974
3975	void yahoo_remove_buddy(int id, const char who, const char group)
3976	{
3977	struct yahoo_input_data *yid =
3978	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3979	struct yahoo_data *yd;
3980	struct yahoo_packet *pkt = NULL;
3981
3982	if (!yid)
3983	return;
3984	yd = yid->yd;
3985
3986	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YPACKET_STATUS_DEFAULT,
3987	yd->session_id);
3988
3989	yahoo_packet_hash(pkt, 1, yd->user);
3990	yahoo_packet_hash(pkt, 7, who);
3991	yahoo_packet_hash(pkt, 65, group);
3992	yahoo_send_packet(yid, pkt, 0);
3993	yahoo_packet_free(pkt);
3994	}
3995
3996	void yahoo_confirm_buddy(int id, const char who, int reject, const char msg)
3997	{
3998	struct yahoo_input_data *yid =
3999	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4000	struct yahoo_data *yd;
4001	struct yahoo_packet *pkt;
4002
4003	if (!yid)
4004	return;
4005	yd = yid->yd;
4006
4007	if (!yd->logged_in)
4008	return;
4009
4010	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_AUTHORIZATION,
4011	YPACKET_STATUS_DEFAULT, yd->session_id);
4012	yahoo_packet_hash(pkt, 1, yd->user);
4013	yahoo_packet_hash(pkt, 5, who);
4014	if (reject)
4015	yahoo_packet_hash(pkt, 13, "2");
4016	else {
4017	yahoo_packet_hash(pkt, 241, "0");
4018	yahoo_packet_hash(pkt, 13, "1");
4019	}
4020
4021	yahoo_packet_hash(pkt, 334, "0");
4022
4023	if (reject) {
4024	yahoo_packet_hash(pkt, 14, msg ? msg : "");
4025	yahoo_packet_hash(pkt, 97, "1");
4026	}
4027
4028	yahoo_send_packet(yid, pkt, 0);
4029	yahoo_packet_free(pkt);
4030	}
4031
4032	#if 0
4033	void yahoo_ignore_buddy(int id, const char *who, int unignore)
4034	{
4035	struct yahoo_input_data *yid =
4036	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4037	struct yahoo_data *yd;
4038	struct yahoo_packet *pkt;
4039
4040	if (!yid)
4041	return;
4042	yd = yid->yd;
4043
4044	if (!yd->logged_in)
4045	return;
4046
4047	pkt = yahoo_packet_new(YAHOO_SERVICE_IGNORECONTACT,
4048	YPACKET_STATUS_DEFAULT, yd->session_id);
4049	yahoo_packet_hash(pkt, 1, yd->user);
4050	yahoo_packet_hash(pkt, 7, who);
4051	yahoo_packet_hash(pkt, 13, unignore ? "2" : "1");
4052	yahoo_send_packet(yid, pkt, 0);
4053	yahoo_packet_free(pkt);
4054	}
4055
4056	void yahoo_stealth_buddy(int id, const char *who, int unstealth)
4057	{
4058	struct yahoo_input_data *yid =
4059	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4060	struct yahoo_data *yd;
4061	struct yahoo_packet *pkt;
4062
4063	if (!yid)
4064	return;
4065	yd = yid->yd;
4066
4067	if (!yd->logged_in)
4068	return;
4069
4070	pkt = yahoo_packet_new(YAHOO_SERVICE_STEALTH_PERM,
4071	YPACKET_STATUS_DEFAULT, yd->session_id);
4072	yahoo_packet_hash(pkt, 1, yd->user);
4073	yahoo_packet_hash(pkt, 7, who);
4074	yahoo_packet_hash(pkt, 31, unstealth ? "2" : "1");
4075	yahoo_packet_hash(pkt, 13, "2");
4076	yahoo_send_packet(yid, pkt, 0);
4077	yahoo_packet_free(pkt);
4078	}
4079	#endif
4080
4081	void yahoo_change_buddy_group(int id, const char who, const char old_group,
4082	const char *new_group)
4083	{
4084	struct yahoo_input_data *yid =
4085	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4086	struct yahoo_data *yd;
4087	struct yahoo_packet *pkt = NULL;
4088
4089	if (!yid)
4090	return;
4091	yd = yid->yd;
4092
4093	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_CHANGE_GROUP,
4094	YPACKET_STATUS_DEFAULT, yd->session_id);
4095	yahoo_packet_hash(pkt, 1, yd->user);
4096	yahoo_packet_hash(pkt, 302, "240");
4097	yahoo_packet_hash(pkt, 300, "240");
4098	yahoo_packet_hash(pkt, 7, who);
4099	yahoo_packet_hash(pkt, 224, old_group);
4100	yahoo_packet_hash(pkt, 264, new_group);
4101	yahoo_packet_hash(pkt, 301, "240");
4102	yahoo_packet_hash(pkt, 303, "240");
4103
4104	yahoo_send_packet(yid, pkt, 0);
4105	yahoo_packet_free(pkt);
4106	}
4107
4108	#if 0
4109	void yahoo_group_rename(int id, const char old_group, const char new_group)
4110	{
4111	struct yahoo_input_data *yid =
4112	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4113	struct yahoo_data *yd;
4114	struct yahoo_packet *pkt = NULL;
4115
4116	if (!yid)
4117	return;
4118	yd = yid->yd;
4119
4120	pkt = yahoo_packet_new(YAHOO_SERVICE_GROUPRENAME,
4121	YPACKET_STATUS_DEFAULT, yd->session_id);
4122	yahoo_packet_hash(pkt, 1, yd->user);
4123	yahoo_packet_hash(pkt, 65, old_group);
4124	yahoo_packet_hash(pkt, 67, new_group);
4125
4126	yahoo_send_packet(yid, pkt, 0);
4127	yahoo_packet_free(pkt);
4128	}
4129
4130	void yahoo_conference_addinvite(int id, const char from, const char who,
4131	const char room, const YList members, const char *msg)
4132	{
4133	struct yahoo_input_data *yid =
4134	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4135	struct yahoo_data *yd;
4136	struct yahoo_packet *pkt;
4137
4138	if (!yid)
4139	return;
4140	yd = yid->yd;
4141
4142	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFADDINVITE,
4143	YPACKET_STATUS_DEFAULT, yd->session_id);
4144
4145	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4146	yahoo_packet_hash(pkt, 51, who);
4147	yahoo_packet_hash(pkt, 57, room);
4148	yahoo_packet_hash(pkt, 58, msg);
4149	yahoo_packet_hash(pkt, 13, "0");
4150	for (; members; members = members->next) {
4151	yahoo_packet_hash(pkt, 52, (char *)members->data);
4152	yahoo_packet_hash(pkt, 53, (char *)members->data);
4153	}
4154	/* 52, 53 -> other members? */
4155
4156	yahoo_send_packet(yid, pkt, 0);
4157
4158	yahoo_packet_free(pkt);
4159	}
4160	#endif
4161
4162	void yahoo_conference_invite(int id, const char from, YList who,
4163	const char room, const char msg)
4164	{
4165	struct yahoo_input_data *yid =
4166	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4167	struct yahoo_data *yd;
4168	struct yahoo_packet *pkt;
4169
4170	if (!yid)
4171	return;
4172	yd = yid->yd;
4173
4174	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFINVITE, YPACKET_STATUS_DEFAULT,
4175	yd->session_id);
4176
4177	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4178	yahoo_packet_hash(pkt, 50, yd->user);
4179	for (; who; who = who->next) {
4180	yahoo_packet_hash(pkt, 52, (char *)who->data);
4181	}
4182	yahoo_packet_hash(pkt, 57, room);
4183	yahoo_packet_hash(pkt, 58, msg);
4184	yahoo_packet_hash(pkt, 13, "0");
4185
4186	yahoo_send_packet(yid, pkt, 0);
4187
4188	yahoo_packet_free(pkt);
4189	}
4190
4191	void yahoo_conference_logon(int id, const char from, YList who,
4192	const char *room)
4193	{
4194	struct yahoo_input_data *yid =
4195	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4196	struct yahoo_data *yd;
4197	struct yahoo_packet *pkt;
4198
4199	if (!yid)
4200	return;
4201	yd = yid->yd;
4202
4203	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGON, YPACKET_STATUS_DEFAULT,
4204	yd->session_id);
4205
4206	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4207	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4208	yahoo_packet_hash(pkt, 57, room);
4209	for (; who; who = who->next)
4210	yahoo_packet_hash(pkt, 3, (char *)who->data);
4211
4212	yahoo_send_packet(yid, pkt, 0);
4213
4214	yahoo_packet_free(pkt);
4215	}
4216
4217	void yahoo_conference_decline(int id, const char from, YList who,
4218	const char room, const char msg)
4219	{
4220	struct yahoo_input_data *yid =
4221	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4222	struct yahoo_data *yd;
4223	struct yahoo_packet *pkt;
4224
4225	if (!yid)
4226	return;
4227	yd = yid->yd;
4228
4229	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFDECLINE,
4230	YPACKET_STATUS_DEFAULT, yd->session_id);
4231
4232	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4233	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4234	for (; who; who = who->next)
4235	yahoo_packet_hash(pkt, 3, (char *)who->data);
4236	yahoo_packet_hash(pkt, 57, room);
4237	yahoo_packet_hash(pkt, 14, msg);
4238
4239	yahoo_send_packet(yid, pkt, 0);
4240
4241	yahoo_packet_free(pkt);
4242	}
4243
4244	void yahoo_conference_logoff(int id, const char from, YList who,
4245	const char *room)
4246	{
4247	struct yahoo_input_data *yid =
4248	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4249	struct yahoo_data *yd;
4250	struct yahoo_packet *pkt;
4251
4252	if (!yid)
4253	return;
4254	yd = yid->yd;
4255
4256	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGOFF, YPACKET_STATUS_DEFAULT,
4257	yd->session_id);
4258
4259	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4260	yahoo_packet_hash(pkt, 3, (from ? from : yd->user));
4261	for (; who; who = who->next)
4262	yahoo_packet_hash(pkt, 3, (char *)who->data);
4263
4264	yahoo_packet_hash(pkt, 57, room);
4265
4266	yahoo_send_packet(yid, pkt, 0);
4267
4268	yahoo_packet_free(pkt);
4269	}
4270
4271	void yahoo_conference_message(int id, const char from, YList who,
4272	const char room, const char msg, int utf8)
4273	{
4274	struct yahoo_input_data *yid =
4275	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4276	struct yahoo_data *yd;
4277	struct yahoo_packet *pkt;
4278
4279	if (!yid)
4280	return;
4281	yd = yid->yd;
4282
4283	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFMSG, YPACKET_STATUS_DEFAULT,
4284	yd->session_id);
4285
4286	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4287	yahoo_packet_hash(pkt, 53, (from ? from : yd->user));
4288	for (; who; who = who->next)
4289	yahoo_packet_hash(pkt, 53, (char *)who->data);
4290
4291	yahoo_packet_hash(pkt, 57, room);
4292	yahoo_packet_hash(pkt, 14, msg);
4293
4294	if (utf8)
4295	yahoo_packet_hash(pkt, 97, "1");
4296
4297	yahoo_send_packet(yid, pkt, 0);
4298
4299	yahoo_packet_free(pkt);
4300	}
4301
4302	#if 0
4303	void yahoo_get_chatrooms(int id, int chatroomid)
4304	{
4305	struct yahoo_data *yd = find_conn_by_id(id);
4306	struct yahoo_input_data *yid;
4307	char url[1024];
4308	char buff[1024];
4309
4310	if (!yd)
4311	return;
4312
4313	yid = y_new0(struct yahoo_input_data, 1);
4314	yid->yd = yd;
4315	yid->type = YAHOO_CONNECTION_CHATCAT;
4316
4317	if (chatroomid == 0) {
4318	snprintf(url, 1024,
4319	"http://insider.msg.yahoo.com/ycontent/?chatcat=0");
4320	} else {
4321	snprintf(url, 1024,
4322	"http://insider.msg.yahoo.com/ycontent/?chatroom_%d=0",
4323	chatroomid);
4324	}
4325
4326	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4327
4328	inputs = y_list_prepend(inputs, yid);
4329
4330	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
4331	_yahoo_http_connected, yid);
4332	}
4333
4334	void yahoo_chat_logon(int id, const char from, const char room,
4335	const char *roomid)
4336	{
4337	struct yahoo_input_data *yid =
4338	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4339	struct yahoo_data *yd;
4340	struct yahoo_packet *pkt;
4341
4342	if (!yid)
4343	return;
4344
4345	yd = yid->yd;
4346
4347	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATONLINE, YPACKET_STATUS_DEFAULT,
4348	yd->session_id);
4349
4350	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4351	yahoo_packet_hash(pkt, 109, yd->user);
4352	yahoo_packet_hash(pkt, 6, "abcde");
4353
4354	yahoo_send_packet(yid, pkt, 0);
4355
4356	yahoo_packet_free(pkt);
4357
4358	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATJOIN, YPACKET_STATUS_DEFAULT,
4359	yd->session_id);
4360
4361	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4362	yahoo_packet_hash(pkt, 104, room);
4363	yahoo_packet_hash(pkt, 129, roomid);
4364	yahoo_packet_hash(pkt, 62, "2"); /* ??? */
4365
4366	yahoo_send_packet(yid, pkt, 0);
4367
4368	yahoo_packet_free(pkt);
4369	}
4370
4371	void yahoo_chat_message(int id, const char from, const char room,
4372	const char *msg, const int msgtype, const int utf8)
4373	{
4374	struct yahoo_input_data *yid =
4375	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4376	struct yahoo_data *yd;
4377	struct yahoo_packet *pkt;
4378	char buf[2];
4379
4380	if (!yid)
4381	return;
4382
4383	yd = yid->yd;
4384
4385	pkt = yahoo_packet_new(YAHOO_SERVICE_COMMENT, YPACKET_STATUS_DEFAULT,
4386	yd->session_id);
4387
4388	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4389	yahoo_packet_hash(pkt, 104, room);
4390	yahoo_packet_hash(pkt, 117, msg);
4391
4392	snprintf(buf, sizeof(buf), "%d", msgtype);
4393	yahoo_packet_hash(pkt, 124, buf);
4394
4395	if (utf8)
4396	yahoo_packet_hash(pkt, 97, "1");
4397
4398	yahoo_send_packet(yid, pkt, 0);
4399
4400	yahoo_packet_free(pkt);
4401	}
4402
4403	void yahoo_chat_logoff(int id, const char *from)
4404	{
4405	struct yahoo_input_data *yid =
4406	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4407	struct yahoo_data *yd;
4408	struct yahoo_packet *pkt;
4409
4410	if (!yid)
4411	return;
4412
4413	yd = yid->yd;
4414
4415	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATLOGOUT, YPACKET_STATUS_DEFAULT,
4416	yd->session_id);
4417
4418	yahoo_packet_hash(pkt, 1, (from ? from : yd->user));
4419
4420	yahoo_send_packet(yid, pkt, 0);
4421
4422	yahoo_packet_free(pkt);
4423	}
4424
4425	void yahoo_buddyicon_request(int id, const char *who)
4426	{
4427	struct yahoo_input_data *yid =
4428	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4429	struct yahoo_data *yd;
4430	struct yahoo_packet *pkt;
4431
4432	if (!yid)
4433	return;
4434
4435	yd = yid->yd;
4436
4437	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YPACKET_STATUS_DEFAULT,
4438	0);
4439	yahoo_packet_hash(pkt, 4, yd->user);
4440	yahoo_packet_hash(pkt, 5, who);
4441	yahoo_packet_hash(pkt, 13, "1");
4442	yahoo_send_packet(yid, pkt, 0);
4443
4444	yahoo_packet_free(pkt);
4445	}
4446
4447	void yahoo_send_picture_info(int id, const char who, const char url,
4448	int checksum)
4449	{
4450	struct yahoo_input_data *yid =
4451	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4452	struct yahoo_data *yd;
4453	struct yahoo_packet *pkt;
4454	char checksum_str[10];
4455
4456	if (!yid)
4457	return;
4458
4459	yd = yid->yd;
4460
4461	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4462
4463	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YPACKET_STATUS_DEFAULT,
4464	0);
4465	yahoo_packet_hash(pkt, 1, yd->user);
4466	yahoo_packet_hash(pkt, 4, yd->user);
4467	yahoo_packet_hash(pkt, 5, who);
4468	yahoo_packet_hash(pkt, 13, "2");
4469	yahoo_packet_hash(pkt, 20, url);
4470	yahoo_packet_hash(pkt, 192, checksum_str);
4471	yahoo_send_packet(yid, pkt, 0);
4472
4473	yahoo_packet_free(pkt);
4474	}
4475
4476	void yahoo_send_picture_update(int id, const char *who, int type)
4477	{
4478	struct yahoo_input_data *yid =
4479	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4480	struct yahoo_data *yd;
4481	struct yahoo_packet *pkt;
4482	char type_str[10];
4483
4484	if (!yid)
4485	return;
4486
4487	yd = yid->yd;
4488
4489	snprintf(type_str, sizeof(type_str), "%d", type);
4490
4491	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPDATE,
4492	YPACKET_STATUS_DEFAULT, 0);
4493	yahoo_packet_hash(pkt, 1, yd->user);
4494	yahoo_packet_hash(pkt, 5, who);
4495	yahoo_packet_hash(pkt, 206, type_str);
4496	yahoo_send_packet(yid, pkt, 0);
4497
4498	yahoo_packet_free(pkt);
4499	}
4500
4501	void yahoo_send_picture_checksum(int id, const char *who, int checksum)
4502	{
4503	struct yahoo_input_data *yid =
4504	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4505	struct yahoo_data *yd;
4506	struct yahoo_packet *pkt;
4507	char checksum_str[10];
4508
4509	if (!yid)
4510	return;
4511
4512	yd = yid->yd;
4513
4514	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4515
4516	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_CHECKSUM,
4517	YPACKET_STATUS_DEFAULT, 0);
4518	yahoo_packet_hash(pkt, 1, yd->user);
4519	if (who != 0)
4520	yahoo_packet_hash(pkt, 5, who);
4521	yahoo_packet_hash(pkt, 192, checksum_str);
4522	yahoo_packet_hash(pkt, 212, "1");
4523	yahoo_send_packet(yid, pkt, 0);
4524
4525	yahoo_packet_free(pkt);
4526	}
4527
4528	void yahoo_webcam_close_feed(int id, const char *who)
4529	{
4530	struct yahoo_input_data *yid =
4531	find_input_by_id_and_webcam_user(id, who);
4532
4533	if (yid)
4534	yahoo_input_close(yid);
4535	}
4536
4537	void yahoo_webcam_get_feed(int id, const char *who)
4538	{
4539	struct yahoo_input_data *yid =
4540	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4541	struct yahoo_data *yd;
4542	struct yahoo_packet *pkt;
4543
4544	if (!yid)
4545	return;
4546
4547	/*
4548	* add the user to the queue. this is a dirty hack, since
4549	* the yahoo server doesn't tell us who's key it's returning,
4550	* we have to just hope that it sends back keys in the same
4551	* order that we request them.
4552	* The queue is popped in yahoo_process_webcam_key
4553	*/
4554	webcam_queue = y_list_append(webcam_queue, who ? strdup(who) : NULL);
4555
4556	yd = yid->yd;
4557
4558	pkt = yahoo_packet_new(YAHOO_SERVICE_WEBCAM, YPACKET_STATUS_DEFAULT,
4559	yd->session_id);
4560
4561	yahoo_packet_hash(pkt, 1, yd->user);
4562	if (who != NULL)
4563	yahoo_packet_hash(pkt, 5, who);
4564	yahoo_send_packet(yid, pkt, 0);
4565
4566	yahoo_packet_free(pkt);
4567	}
4568
4569	void yahoo_webcam_send_image(int id, unsigned char *image, unsigned int length,
4570	unsigned int timestamp)
4571	{
4572	struct yahoo_input_data *yid =
4573	find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4574	unsigned char *packet;
4575	unsigned char header_len = 13;
4576	unsigned int pos = 0;
4577
4578	if (!yid)
4579	return;
4580
4581	packet = y_new0(unsigned char, header_len);
4582
4583	packet[pos++] = header_len;
4584	packet[pos++] = 0;
4585	packet[pos++] = 5; /* version byte?? */
4586	packet[pos++] = 0;
4587	pos += yahoo_put32(packet + pos, length);
4588	packet[pos++] = 2; /* packet type, image */
4589	pos += yahoo_put32(packet + pos, timestamp);
4590	yahoo_add_to_send_queue(yid, packet, header_len);
4591	FREE(packet);
4592
4593	if (length)
4594	yahoo_add_to_send_queue(yid, image, length);
4595	}
4596
4597	void yahoo_webcam_accept_viewer(int id, const char *who, int accept)
4598	{
4599	struct yahoo_input_data *yid =
4600	find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4601	char *packet = NULL;
4602	char *data = NULL;
4603	unsigned char header_len = 13;
4604	unsigned int pos = 0;
4605	unsigned int len = 0;
4606
4607	if (!yid)
4608	return;
4609
4610	data = strdup("u=");
4611	data = y_string_append(data, (char *)who);
4612	data = y_string_append(data, "\r\n");
4613	len = strlen(data);
4614
4615	packet = y_new0(char, header_len + len);
4616	packet[pos++] = header_len;
4617	packet[pos++] = 0;
4618	packet[pos++] = 5; /* version byte?? */
4619	packet[pos++] = 0;
4620	pos += yahoo_put32(packet + pos, len);
4621	packet[pos++] = 0; /* packet type */
4622	pos += yahoo_put32(packet + pos, accept);
4623	memcpy(packet + pos, data, len);
4624	FREE(data);
4625	yahoo_add_to_send_queue(yid, packet, header_len + len);
4626	FREE(packet);
4627	}
4628
4629	void yahoo_webcam_invite(int id, const char *who)
4630	{
4631	struct yahoo_input_data *yid =
4632	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4633	struct yahoo_packet *pkt;
4634
4635	if (!yid)
4636	return;
4637
4638	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YPACKET_STATUS_NOTIFY,
4639	yid->yd->session_id);
4640
4641	yahoo_packet_hash(pkt, 49, "WEBCAMINVITE");
4642	yahoo_packet_hash(pkt, 14, " ");
4643	yahoo_packet_hash(pkt, 13, "0");
4644	yahoo_packet_hash(pkt, 1, yid->yd->user);
4645	yahoo_packet_hash(pkt, 5, who);
4646	yahoo_send_packet(yid, pkt, 0);
4647
4648	yahoo_packet_free(pkt);
4649	}
4650
4651	static void yahoo_search_internal(int id, int t, const char *text, int g,
4652	int ar, int photo, int yahoo_only, int startpos, int total)
4653	{
4654	struct yahoo_data *yd = find_conn_by_id(id);
4655	struct yahoo_input_data *yid;
4656	char url[1024];
4657	char buff[1024];
4658	char ctext, p;
4659
4660	if (!yd)
4661	return;
4662
4663	yid = y_new0(struct yahoo_input_data, 1);
4664	yid->yd = yd;
4665	yid->type = YAHOO_CONNECTION_SEARCH;
4666
4667	/*
4668	age range
4669	.ar=1 - 13-18, 2 - 18-25, 3 - 25-35, 4 - 35-50, 5 - 50-70, 6 - 70+
4670	*/
4671
4672	snprintf(buff, sizeof(buff), "&.sq=%%20&.tt=%d&.ss=%d", total,
4673	startpos);
4674
4675	ctext = strdup(text);
4676	while ((p = strchr(ctext, ' ')))
4677	*p = '+';
4678
4679	snprintf(url, 1024,
4680	"http://members.yahoo.com/interests?.oc=m&.kw=%s&.sb=%d&.g=%d&.ar=0%s%s%s",
4681	ctext, t, g, photo ? "&.p=y" : "", yahoo_only ? "&.pg=y" : "",
4682	startpos ? buff : "");
4683
4684	FREE(ctext);
4685
4686	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4687
4688	inputs = y_list_prepend(inputs, yid);
4689	yahoo_http_get(yid->yd->client_id, url, buff, 0, 0,
4690	_yahoo_http_connected, yid);
4691	}
4692
4693	void yahoo_search(int id, enum yahoo_search_type t, const char *text,
4694	enum yahoo_search_gender g, enum yahoo_search_agerange ar, int photo,
4695	int yahoo_only)
4696	{
4697	struct yahoo_input_data *yid =
4698	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4699	struct yahoo_search_state *yss;
4700
4701	if (!yid)
4702	return;
4703
4704	if (!yid->ys)
4705	yid->ys = y_new0(struct yahoo_search_state, 1);
4706
4707	yss = yid->ys;
4708
4709	FREE(yss->lsearch_text);
4710	yss->lsearch_type = t;
4711	yss->lsearch_text = strdup(text);
4712	yss->lsearch_gender = g;
4713	yss->lsearch_agerange = ar;
4714	yss->lsearch_photo = photo;
4715	yss->lsearch_yahoo_only = yahoo_only;
4716
4717	yahoo_search_internal(id, t, text, g, ar, photo, yahoo_only, 0, 0);
4718	}
4719
4720	void yahoo_search_again(int id, int start)
4721	{
4722	struct yahoo_input_data *yid =
4723	find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4724	struct yahoo_search_state *yss;
4725
4726	if (!yid \|\| !yid->ys)
4727	return;
4728
4729	yss = yid->ys;
4730
4731	if (start == -1)
4732	start = yss->lsearch_nstart + yss->lsearch_nfound;
4733
4734	yahoo_search_internal(id, yss->lsearch_type, yss->lsearch_text,
4735	yss->lsearch_gender, yss->lsearch_agerange,
4736	yss->lsearch_photo, yss->lsearch_yahoo_only,
4737	start, yss->lsearch_ntotal);
4738	}
4739
4740	void yahoo_send_picture(int id, const char *name, unsigned long size,
4741	yahoo_get_fd_callback callback, void *data)
4742	{
4743	/* Not Implemented */
4744	}
4745	#endif
4746
4747	/* File Transfer */
4748	static YList *active_file_transfers = NULL;
4749
4750	enum {
4751	FT_STATE_HEAD = 1,
4752	FT_STATE_RECV,
4753	FT_STATE_RECV_START,
4754	FT_STATE_SEND
4755	};
4756
4757	struct send_file_data {
4758	int client_id;
4759	char *id;
4760	char *who;
4761	char *filename;
4762	char *ip_addr;
4763	char *token;
4764	int size;
4765
4766	struct yahoo_input_data *yid;
4767	int state;
4768
4769	yahoo_get_fd_callback callback;
4770	void *data;
4771	};
4772
4773	#if 0
4774	static char *yahoo_get_random(void)
4775	{
4776	int i = 0;
4777	int r = 0;
4778	int c = 0;
4779	char out[25];
4780
4781	out[24] = '\0';
4782	out[23] = '$';
4783	out[22] = '$';
4784
4785	for (i = 0; i < 22; i++) {
4786	if(r == 0)
4787	r = rand();
4788
4789	c = r%61;
4790
4791	if(c<26)
4792	out[i] = c + 'a';
4793	else if (c<52)
4794	out[i] = c - 26 + 'A';
4795	else
4796	out[i] = c - 52 + '0';
4797
4798	r /= 61;
4799	}
4800
4801	return strdup(out);
4802	}
4803	#endif
4804
4805	static int _are_same_id(const void sfd1, const void id)
4806	{
4807	return strcmp(((struct send_file_data )sfd1)->id, (char )id);
4808	}
4809
4810	static int _are_same_yid(const void sfd1, const void yid)
4811	{
4812	if(((struct send_file_data *)sfd1)->yid == yid)
4813	return 0;
4814	else
4815	return 1;
4816	}
4817
4818	static struct send_file_data yahoo_get_active_transfer(char id)
4819	{
4820	YList *l = y_list_find_custom(active_file_transfers, id,
4821	_are_same_id);
4822
4823	if(l)
4824	return (struct send_file_data *)l->data;
4825
4826	return NULL;
4827	}
4828
4829	static struct send_file_data yahoo_get_active_transfer_with_yid(void yid)
4830	{
4831	YList *l = y_list_find_custom(active_file_transfers, yid,
4832	_are_same_yid);
4833
4834	if(l)
4835	return (struct send_file_data *)l->data;
4836
4837	return NULL;
4838	}
4839
4840	static void yahoo_add_active_transfer(struct send_file_data *sfd)
4841	{
4842	active_file_transfers = y_list_prepend(active_file_transfers, sfd);
4843	}
4844
4845	static void yahoo_remove_active_transfer(struct send_file_data *sfd)
4846	{
4847	if (sfd == NULL)
4848	return;
4849
4850	active_file_transfers = y_list_remove(active_file_transfers, sfd);
4851	free(sfd->id);
4852	free(sfd->who);
4853	free(sfd->filename);
4854	free(sfd->ip_addr);
4855	FREE(sfd);
4856	}
4857
4858	static void _yahoo_ft_upload_connected(int id, void fd, int error, void data)
4859	{
4860	struct send_file_data *sfd = data;
4861	struct yahoo_input_data *yid = sfd->yid;
4862
4863	if (!fd) {
4864	inputs = y_list_remove(inputs, yid);
4865	FREE(yid);
4866	return;
4867	}
4868
4869	sfd->callback(id, fd, error, sfd->data);
4870
4871	yid->fd = fd;
4872	yid->read_tag =
4873	YAHOO_CALLBACK(ext_yahoo_add_handler) (yid->yd->client_id, fd,
4874	YAHOO_INPUT_READ, yid);
4875	}
4876
4877	static void yahoo_file_transfer_upload(struct yahoo_data *yd,
4878	struct send_file_data *sfd)
4879	{
4880	char url[256];
4881	char buff[4096];
4882	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
4883
4884	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
4885
4886	yid->yd = yd;
4887	yid->type = YAHOO_CONNECTION_FT;
4888
4889	inputs = y_list_prepend(inputs, yid);
4890	sfd->yid = yid;
4891	sfd->state = FT_STATE_SEND;
4892
4893	token_enc = yahoo_urlencode(sfd->token);
4894	sender_enc = yahoo_urlencode(yd->user);
4895	recv_enc = yahoo_urlencode(sfd->who);
4896
4897	snprintf(url, sizeof(url),
4898	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
4899	token_enc, sender_enc, recv_enc);
4900
4901	snprintf(buff, sizeof(buff), "T=%s; Y=%s", yd->cookie_t, yd->cookie_y);
4902
4903	yahoo_http_post(yd->client_id, url, buff, sfd->size,
4904	_yahoo_ft_upload_connected, sfd);
4905
4906	FREE(token_enc);
4907	FREE(sender_enc);
4908	FREE(recv_enc);
4909	}
4910
4911	static void yahoo_init_ft_recv(struct yahoo_data *yd,
4912	struct send_file_data *sfd)
4913	{
4914	char url[256];
4915	char buff[1024];
4916	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
4917
4918	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
4919
4920	yid->yd = yd;
4921	yid->type = YAHOO_CONNECTION_FT;
4922
4923	inputs = y_list_prepend(inputs, yid);
4924	sfd->yid = yid;
4925	sfd->state = FT_STATE_HEAD;
4926
4927	token_enc = yahoo_urlencode(sfd->token);
4928	sender_enc = yahoo_urlencode(sfd->who);
4929	recv_enc = yahoo_urlencode(yd->user);
4930
4931	snprintf(url, sizeof(url),
4932	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
4933	token_enc, sender_enc, recv_enc);
4934
4935	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4936
4937	yahoo_http_head(yid->yd->client_id, url, buff, 0, NULL,
4938	_yahoo_http_connected, yid);
4939
4940	FREE(token_enc);
4941	FREE(sender_enc);
4942	FREE(recv_enc);
4943	}
4944
4945	static void yahoo_file_transfer_accept(struct yahoo_input_data *yid,
4946	struct send_file_data *sfd)
4947	{
4948	struct yahoo_packet *pkt;
4949
4950	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFERACCEPT,
4951	YPACKET_STATUS_DEFAULT, yid->yd->session_id);
4952
4953	yahoo_packet_hash(pkt, 1, yid->yd->user);
4954	yahoo_packet_hash(pkt, 5, sfd->who);
4955	yahoo_packet_hash(pkt, 265, sfd->id);
4956	yahoo_packet_hash(pkt, 27, sfd->filename);
4957	yahoo_packet_hash(pkt, 249, "3");
4958	yahoo_packet_hash(pkt, 251, sfd->token);
4959
4960	yahoo_send_packet(yid, pkt, 0);
4961
4962	yahoo_packet_free(pkt);
4963
4964	yahoo_init_ft_recv(yid->yd, sfd);
4965	}
4966
4967	static void yahoo_process_filetransferaccept(struct yahoo_input_data *yid,
4968	struct yahoo_packet *pkt)
4969	{
4970	YList *l;
4971	struct send_file_data *sfd;
4972	char *id = NULL;
4973	char *token = NULL;
4974
4975	for (l = pkt->hash; l; l = l->next) {
4976	struct yahoo_pair *pair = l->data;
4977	switch (pair->key) {
4978	case 4:
4979	/* who */
4980	break;
4981	case 5:
4982	/* Me... don't care */
4983	break;
4984	case 249:
4985	break;
4986	case 265:
4987	id = pair->value;
4988	break;
4989	case 251:
4990	token = pair->value;
4991	break;
4992	case 27:
4993	/* filename */
4994	break;
4995	}
4996	}
4997
4998	sfd = yahoo_get_active_transfer(id);
4999
5000	if (sfd) {
5001	sfd->token = strdup(token);
5002
5003	yahoo_file_transfer_upload(yid->yd, sfd);
5004	}
5005	else {
5006	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5007	(yid->yd->client_id, YAHOO_FILE_TRANSFER_UNKNOWN,
5008	sfd ? sfd->data : NULL);
5009
5010	yahoo_remove_active_transfer(sfd);
5011	}
5012	}
5013
5014	static void yahoo_process_filetransferinfo(struct yahoo_input_data *yid,
5015	struct yahoo_packet *pkt)
5016	{
5017	YList *l;
5018	char *id = NULL;
5019	char *token = NULL;
5020	char *ip_addr = NULL;
5021
5022	struct send_file_data *sfd;
5023
5024	for (l = pkt->hash; l; l = l->next) {
5025	struct yahoo_pair *pair = l->data;
5026	switch (pair->key) {
5027	case 1:
5028	case 4:
5029	/* who */
5030	break;
5031	case 5:
5032	/* Me... don't care */
5033	break;
5034	case 249:
5035	break;
5036	case 265:
5037	id = pair->value;
5038	break;
5039	case 250:
5040	ip_addr = pair->value;
5041	break;
5042	case 251:
5043	token = pair->value;
5044	break;
5045	case 27:
5046	/* filename */
5047	break;
5048	}
5049	}
5050
5051	sfd = yahoo_get_active_transfer(id);
5052
5053	if (sfd) {
5054	sfd->token = strdup(token);
5055	sfd->ip_addr = strdup(ip_addr);
5056
5057	yahoo_file_transfer_accept(yid, sfd);
5058	}
5059	else {
5060	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5061	(yid->yd->client_id, YAHOO_FILE_TRANSFER_UNKNOWN,
5062	sfd ? sfd->data : NULL);
5063
5064	yahoo_remove_active_transfer(sfd);
5065	}
5066	}
5067
5068	static void yahoo_send_filetransferinfo(struct yahoo_data *yd,
5069	struct send_file_data *sfd)
5070	{
5071	struct yahoo_input_data *yid;
5072	struct yahoo_packet *pkt;
5073
5074	yid = find_input_by_id_and_type(yd->client_id, YAHOO_CONNECTION_PAGER);
5075	sfd->ip_addr = YAHOO_CALLBACK(ext_yahoo_get_ip_addr)("relay.yahoo.com");
5076
5077	if (!sfd->ip_addr) {
5078	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5079	(yd->client_id, YAHOO_FILE_TRANSFER_RELAY, sfd->data);
5080
5081	yahoo_remove_active_transfer(sfd);
5082
5083	return;
5084	}
5085
5086	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFERINFO,
5087	YPACKET_STATUS_DEFAULT, yd->session_id);
5088
5089	yahoo_packet_hash(pkt, 1, yd->user);
5090	yahoo_packet_hash(pkt, 5, sfd->who);
5091	yahoo_packet_hash(pkt, 265, sfd->id);
5092	yahoo_packet_hash(pkt, 27, sfd->filename);
5093	yahoo_packet_hash(pkt, 249, "3");
5094	yahoo_packet_hash(pkt, 250, sfd->ip_addr);
5095
5096	yahoo_send_packet(yid, pkt, 0);
5097
5098	yahoo_packet_free(pkt);
5099	}
5100
5101	static void yahoo_process_filetransfer(struct yahoo_input_data *yid,
5102	struct yahoo_packet *pkt)
5103	{
5104	YList *l;
5105	char *who = NULL;
5106	char *filename = NULL;
5107	char *msg = NULL;
5108	char *id = NULL;
5109	int action = 0;
5110	int size = 0;
5111	struct yahoo_data *yd = yid->yd;
5112
5113	struct send_file_data *sfd;
5114
5115	for (l = pkt->hash; l; l = l->next) {
5116	struct yahoo_pair *pair = l->data;
5117	switch (pair->key) {
5118	case 4:
5119	who = pair->value;
5120	break;
5121	case 5:
5122	/* Me... don't care */
5123	break;
5124	case 222:
5125	action = atoi(pair->value);
5126	break;
5127	case 265:
5128	id = pair->value;
5129	break;
5130	case 266: /* Don't know */
5131	break;
5132	case 302: /* Start Data? */
5133	break;
5134	case 300:
5135	break;
5136	case 27:
5137	filename = pair->value;
5138	break;
5139	case 28:
5140	size = atoi(pair->value);
5141	break;
5142	case 14:
5143	msg = pair->value;
5144	case 301: /* End Data? */
5145	break;
5146	case 303:
5147	break;
5148
5149	}
5150	}
5151
5152	if (action == YAHOO_FILE_TRANSFER_INIT) {
5153	/* Received a FT request from buddy */
5154	sfd = y_new0(struct send_file_data, 1);
5155
5156	sfd->client_id = yd->client_id;
5157	sfd->id = strdup(id);
5158	sfd->who = strdup(who);
5159	sfd->filename = strdup(filename);
5160	sfd->size = size;
5161
5162	yahoo_add_active_transfer(sfd);
5163
5164	YAHOO_CALLBACK(ext_yahoo_got_file) (yd->client_id, yd->user,
5165	who, msg, filename, size, sfd->id);
5166	}
5167	else {
5168	/* Response to our request */
5169	sfd = yahoo_get_active_transfer(id);
5170
5171	if (sfd && action == YAHOO_FILE_TRANSFER_ACCEPT) {
5172	yahoo_send_filetransferinfo(yd, sfd);
5173	}
5174	else if (!sfd \|\| action == YAHOO_FILE_TRANSFER_REJECT) {
5175	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5176	(yd->client_id, YAHOO_FILE_TRANSFER_REJECT,
5177	sfd ? sfd->data : NULL);
5178
5179	yahoo_remove_active_transfer(sfd);
5180	}
5181	}
5182	}
5183
5184	#if 0
5185	void yahoo_send_file(int id, const char who, const char msg,
5186	const char *name, unsigned long size,
5187	yahoo_get_fd_callback callback, void *data)
5188	{
5189	struct yahoo_packet *pkt = NULL;
5190	char size_str[10];
5191	struct yahoo_input_data *yid;
5192	struct yahoo_data *yd;
5193	struct send_file_data *sfd;
5194
5195	yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
5196	yd = find_conn_by_id(id);
5197	sfd = y_new0(struct send_file_data, 1);
5198
5199	sfd->client_id = id;
5200	sfd->id = yahoo_get_random();
5201	sfd->who = strdup(who);
5202	sfd->filename = strdup(name);
5203	sfd->size = size;
5204	sfd->callback = callback;
5205	sfd->data = data;
5206
5207	yahoo_add_active_transfer(sfd);
5208
5209	if (!yd)
5210	return;
5211
5212	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFER,
5213	YPACKET_STATUS_DEFAULT, yd->session_id);
5214
5215	snprintf(size_str, sizeof(size_str), "%ld", size);
5216
5217	yahoo_packet_hash(pkt, 1, yd->user);
5218	yahoo_packet_hash(pkt, 5, who);
5219	yahoo_packet_hash(pkt, 265, sfd->id);
5220	yahoo_packet_hash(pkt, 222, "1");
5221	yahoo_packet_hash(pkt, 266, "1");
5222	yahoo_packet_hash(pkt, 302, "268");
5223	yahoo_packet_hash(pkt, 300, "268");
5224	yahoo_packet_hash(pkt, 27, name);
5225	yahoo_packet_hash(pkt, 28, size_str);
5226	yahoo_packet_hash(pkt, 301, "268");
5227	yahoo_packet_hash(pkt, 303, "268");
5228
5229	yahoo_send_packet(yid, pkt, 0);
5230
5231	yahoo_packet_free(pkt);
5232	}
5233
5234	void yahoo_send_file_transfer_response(int client_id, int response, char id, void data)
5235	{
5236	struct yahoo_packet *pkt = NULL;
5237	char resp[2];
5238	struct yahoo_input_data *yid;
5239
5240	struct send_file_data *sfd = yahoo_get_active_transfer(id);
5241
5242	sfd->data = data;
5243
5244	yid = find_input_by_id_and_type(client_id, YAHOO_CONNECTION_PAGER);
5245
5246	pkt = yahoo_packet_new(YAHOO_SERVICE_Y7_FILETRANSFER,
5247	YPACKET_STATUS_DEFAULT, yid->yd->session_id);
5248
5249	snprintf(resp, sizeof(resp), "%d", response);
5250
5251	yahoo_packet_hash(pkt, 1, yid->yd->user);
5252	yahoo_packet_hash(pkt, 5, sfd->who);
5253	yahoo_packet_hash(pkt, 265, sfd->id);
5254	yahoo_packet_hash(pkt, 222, resp);
5255
5256	yahoo_send_packet(yid, pkt, 0);
5257
5258	yahoo_packet_free(pkt);
5259
5260	if(response == YAHOO_FILE_TRANSFER_REJECT)
5261	yahoo_remove_active_transfer(sfd);
5262	}
5263	#endif
5264
5265	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over)
5266	{
5267	struct send_file_data *sfd;
5268	struct yahoo_data *yd = yid->yd;
5269
5270	sfd = yahoo_get_active_transfer_with_yid(yid);
5271
5272	if (!sfd) {
5273	LOG(("Something funny happened. yid %p has no sfd.\n", yid));
5274	return;
5275	}
5276
5277	/*
5278	* We want to handle only the complete data with HEAD since we don't
5279	* want a situation where both the GET and HEAD are active.
5280	* With SEND, we really can't do much with partial response
5281	*/
5282	if ((sfd->state == FT_STATE_HEAD \|\| sfd->state == FT_STATE_SEND)
5283	&& !over)
5284	return;
5285
5286	if (sfd->state == FT_STATE_HEAD) {
5287	/* Do a GET */
5288	char url[256];
5289	char buff[1024];
5290	char sender_enc = NULL, recv_enc = NULL, *token_enc = NULL;
5291
5292	struct yahoo_input_data *yid_ft =
5293	y_new0(struct yahoo_input_data, 1);
5294
5295	yid_ft->yd = yid->yd;
5296	yid_ft->type = YAHOO_CONNECTION_FT;
5297
5298	inputs = y_list_prepend(inputs, yid_ft);
5299	sfd->yid = yid_ft;
5300	sfd->state = FT_STATE_RECV;
5301
5302	token_enc = yahoo_urlencode(sfd->token);
5303	sender_enc = yahoo_urlencode(sfd->who);
5304	recv_enc = yahoo_urlencode(yd->user);
5305
5306	snprintf(url, sizeof(url),
5307	"http://%s/relay?token=%s&sender=%s&recver=%s", sfd->ip_addr,
5308	token_enc, sender_enc, recv_enc);
5309
5310	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y,
5311	yd->cookie_t);
5312
5313
5314	yahoo_http_get(yd->client_id, url, buff, 1, 1,
5315	_yahoo_http_connected, yid_ft);
5316
5317	FREE(token_enc);
5318	FREE(sender_enc);
5319	FREE(recv_enc);
5320	}
5321	else if (sfd->state == FT_STATE_RECV \|\|
5322	sfd->state == FT_STATE_RECV_START) {
5323
5324	unsigned char *data_begin = NULL;
5325
5326	if (yid->rxlen == 0)
5327	yahoo_remove_active_transfer(sfd);
5328
5329	if (sfd->state != FT_STATE_RECV_START &&
5330	(data_begin =
5331	(unsigned char )strstr((char )yid->rxqueue,
5332	"\r\n\r\n"))) {
5333
5334	sfd->state = FT_STATE_RECV_START;
5335
5336	yid->rxlen -= 4+(data_begin-yid->rxqueue)/sizeof(char);
5337	data_begin += 4;
5338
5339	if (yid->rxlen > 0)
5340	YAHOO_CALLBACK(ext_yahoo_got_ft_data)
5341	(yd->client_id, data_begin,
5342	yid->rxlen, sfd->data);
5343	}
5344	else if (sfd->state == FT_STATE_RECV_START)
5345	YAHOO_CALLBACK(ext_yahoo_got_ft_data) (yd->client_id,
5346	yid->rxqueue, yid->rxlen, sfd->data);
5347
5348	FREE(yid->rxqueue);
5349	yid->rxqueue = NULL;
5350	yid->rxlen = 0;
5351	}
5352	else if (sfd->state == FT_STATE_SEND) {
5353	/* Sent file completed */
5354	int len = 0;
5355	char off = strstr((char )yid->rxqueue, "Content-Length: ");
5356
5357	if (off) {
5358	off += 16;
5359	len = atoi(off);
5360	}
5361
5362	if (len < sfd->size)
5363	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5364	(yd->client_id,
5365	YAHOO_FILE_TRANSFER_FAILED, sfd->data);
5366	else
5367	YAHOO_CALLBACK(ext_yahoo_file_transfer_done)
5368	(yd->client_id,
5369	YAHOO_FILE_TRANSFER_DONE, sfd->data);
5370
5371	yahoo_remove_active_transfer(sfd);
5372	}
5373	}
5374
5375	/* End File Transfer */
5376
5377	#if 0
5378	enum yahoo_status yahoo_current_status(int id)
5379	{
5380	struct yahoo_data *yd = find_conn_by_id(id);
5381	if (!yd)
5382	return YAHOO_STATUS_OFFLINE;
5383	return yd->current_status;
5384	}
5385
5386	const YList *yahoo_get_buddylist(int id)
5387	{
5388	struct yahoo_data *yd = find_conn_by_id(id);
5389	if (!yd)
5390	return NULL;
5391	return yd->buddies;
5392	}
5393
5394	const YList *yahoo_get_ignorelist(int id)
5395	{
5396	struct yahoo_data *yd = find_conn_by_id(id);
5397	if (!yd)
5398	return NULL;
5399	return yd->ignore;
5400	}
5401
5402	const YList *yahoo_get_identities(int id)
5403	{
5404	struct yahoo_data *yd = find_conn_by_id(id);
5405	if (!yd)
5406	return NULL;
5407	return yd->identities;
5408	}
5409
5410	const char yahoo_get_cookie(int id, const char which)
5411	{
5412	struct yahoo_data *yd = find_conn_by_id(id);
5413	if (!yd)
5414	return NULL;
5415	if (!strncasecmp(which, "y", 1))
5416	return yd->cookie_y;
5417	if (!strncasecmp(which, "b", 1))
5418	return yd->cookie_b;
5419	if (!strncasecmp(which, "t", 1))
5420	return yd->cookie_t;
5421	if (!strncasecmp(which, "c", 1))
5422	return yd->cookie_c;
5423	if (!strncasecmp(which, "login", 5))
5424	return yd->login_cookie;
5425	return NULL;
5426	}
5427	#endif
5428
5429	const char *yahoo_get_profile_url(void)
5430	{
5431	return profile_url;
5432	}

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