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source: protocols/yahoo/libyahoo2.c @ 5ec4129

Last change on this file since 5ec4129 was 52df5df, checked in by Wilmer van der Gaast <wilmer@…>, at 2008-06-14T01:19:12Z
This seems to fix the Yahoo! logoff code. I have no idea why this was broken (on purpose) in libyahoo2, but this fix seems to work and at least Valgrind is still happy. And I actually see myself log off now, and the fd is actually cleaned up properly.
Property mode set to `100644`
File size: 120.4 KB

Line
1	/*
2	* libyahoo2: libyahoo2.c
3	*
4	* Some code copyright (C) 2002-2004, Philip S Tellis <philip.tellis AT gmx.net>
5	*
6	* Yahoo Search copyright (C) 2003, Konstantin Klyagin <konst AT konst.org.ua>
7	*
8	* Much of this code was taken and adapted from the yahoo module for
9	* gaim released under the GNU GPL. This code is also released under the
10	* GNU GPL.
11	*
12	* This code is derivitive of Gaim <http://gaim.sourceforge.net>
13	* copyright (C) 1998-1999, Mark Spencer <markster@marko.net>
14	* 1998-1999, Adam Fritzler <afritz@marko.net>
15	* 1998-2002, Rob Flynn <rob@marko.net>
16	* 2000-2002, Eric Warmenhoven <eric@warmenhoven.org>
17	* 2001-2002, Brian Macke <macke@strangelove.net>
18	* 2001, Anand Biligiri S <abiligiri@users.sf.net>
19	* 2001, Valdis Kletnieks
20	* 2002, Sean Egan <bj91704@binghamton.edu>
21	* 2002, Toby Gray <toby.gray@ntlworld.com>
22	*
23	* This library also uses code from other libraries, namely:
24	* Portions from libfaim copyright 1998, 1999 Adam Fritzler
25	* <afritz@auk.cx>
26	* Portions of Sylpheed copyright 2000-2002 Hiroyuki Yamamoto
27	* <hiro-y@kcn.ne.jp>
28	*
29	*
30	* This program is free software; you can redistribute it and/or modify
31	* it under the terms of the GNU General Public License as published by
32	* the Free Software Foundation; either version 2 of the License, or
33	* (at your option) any later version.
34	*
35	* This program is distributed in the hope that it will be useful,
36	* but WITHOUT ANY WARRANTY; without even the implied warranty of
37	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
38	* GNU General Public License for more details.
39	*
40	* You should have received a copy of the GNU General Public License
41	* along with this program; if not, write to the Free Software
42	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
43	*
44	*/
45
46	#ifndef _WIN32
47	#include <unistd.h>
48	#endif
49	#include <errno.h>
50	#include <stdio.h>
51	#include <stdarg.h>
52
53	#if STDC_HEADERS
54	# include <string.h>
55	#else
56	# if !HAVE_STRCHR
57	# define strchr index
58	# define strrchr rindex
59	# endif
60	char strchr (), strrchr ();
61	# if !HAVE_MEMCPY
62	# define memcpy(d, s, n) bcopy ((s), (d), (n))
63	# define memmove(d, s, n) bcopy ((s), (d), (n))
64	# endif
65	#endif
66
67	#include <sys/types.h>
68
69	#ifdef __MINGW32__
70	# include <winsock2.h>
71	# define write(a,b,c) send(a,b,c,0)
72	# define read(a,b,c) recv(a,b,c,0)
73	#endif
74
75	#include <stdlib.h>
76	#include <ctype.h>
77
78	#include "sha1.h"
79	#include "md5.h"
80	#include "yahoo2.h"
81	#include "yahoo_httplib.h"
82	#include "yahoo_util.h"
83	#include "yahoo_fn.h"
84
85	#include "yahoo2_callbacks.h"
86	#include "yahoo_debug.h"
87	#if defined(__MINGW32__) && !defined(HAVE_GLIB)
88	#define snprintf _snprintf
89	#define vsnprintf _vsnprintf
90	#endif
91
92	#include "base64.h"
93
94	#ifdef USE_STRUCT_CALLBACKS
95	struct yahoo_callbacks *yc=NULL;
96
97	void yahoo_register_callbacks(struct yahoo_callbacks * tyc)
98	{
99	yc = tyc;
100	}
101
102	#define YAHOO_CALLBACK(x) yc->x
103	#else
104	#define YAHOO_CALLBACK(x) x
105	#endif
106
107	static int yahoo_send_data(int fd, void *data, int len);
108
109	int yahoo_log_message(char * fmt, ...)
110	{
111	char out[1024];
112	va_list ap;
113	va_start(ap, fmt);
114	vsnprintf(out, sizeof(out), fmt, ap);
115	va_end(ap);
116	return YAHOO_CALLBACK(ext_yahoo_log)("%s", out);
117	}
118
119	int yahoo_connect(char * host, int port)
120	{
121	return YAHOO_CALLBACK(ext_yahoo_connect)(host, port);
122	}
123
124	static enum yahoo_log_level log_level = YAHOO_LOG_NONE;
125
126	enum yahoo_log_level yahoo_get_log_level()
127	{
128	return log_level;
129	}
130
131	int yahoo_set_log_level(enum yahoo_log_level level)
132	{
133	enum yahoo_log_level l = log_level;
134	log_level = level;
135	return l;
136	}
137
138	/* default values for servers */
139	static char pager_host[] = "scs.msg.yahoo.com";
140	static int pager_port = 5050;
141	static int fallback_ports[]={23, 25, 80, 20, 119, 8001, 8002, 5050, 0};
142	static char filetransfer_host[]="filetransfer.msg.yahoo.com";
143	static int filetransfer_port=80;
144	static char webcam_host[]="webcam.yahoo.com";
145	static int webcam_port=5100;
146	static char webcam_description[]="";
147	static char local_host[]="";
148	static int conn_type=Y_WCM_DSL;
149
150	static char profile_url[] = "http://profiles.yahoo.com/";
151
152	enum yahoo_service { /* these are easier to see in hex */
153	YAHOO_SERVICE_LOGON = 1,
154	YAHOO_SERVICE_LOGOFF,
155	YAHOO_SERVICE_ISAWAY,
156	YAHOO_SERVICE_ISBACK,
157	YAHOO_SERVICE_IDLE, /* 5 (placemarker) */
158	YAHOO_SERVICE_MESSAGE,
159	YAHOO_SERVICE_IDACT,
160	YAHOO_SERVICE_IDDEACT,
161	YAHOO_SERVICE_MAILSTAT,
162	YAHOO_SERVICE_USERSTAT, /* 0xa */
163	YAHOO_SERVICE_NEWMAIL,
164	YAHOO_SERVICE_CHATINVITE,
165	YAHOO_SERVICE_CALENDAR,
166	YAHOO_SERVICE_NEWPERSONALMAIL,
167	YAHOO_SERVICE_NEWCONTACT,
168	YAHOO_SERVICE_ADDIDENT, /* 0x10 */
169	YAHOO_SERVICE_ADDIGNORE,
170	YAHOO_SERVICE_PING,
171	YAHOO_SERVICE_GOTGROUPRENAME, /* < 1, 36(old), 37(new) */
172	YAHOO_SERVICE_SYSMESSAGE = 0x14,
173	YAHOO_SERVICE_PASSTHROUGH2 = 0x16,
174	YAHOO_SERVICE_CONFINVITE = 0x18,
175	YAHOO_SERVICE_CONFLOGON,
176	YAHOO_SERVICE_CONFDECLINE,
177	YAHOO_SERVICE_CONFLOGOFF,
178	YAHOO_SERVICE_CONFADDINVITE,
179	YAHOO_SERVICE_CONFMSG,
180	YAHOO_SERVICE_CHATLOGON,
181	YAHOO_SERVICE_CHATLOGOFF,
182	YAHOO_SERVICE_CHATMSG = 0x20,
183	YAHOO_SERVICE_GAMELOGON = 0x28,
184	YAHOO_SERVICE_GAMELOGOFF,
185	YAHOO_SERVICE_GAMEMSG = 0x2a,
186	YAHOO_SERVICE_FILETRANSFER = 0x46,
187	YAHOO_SERVICE_VOICECHAT = 0x4A,
188	YAHOO_SERVICE_NOTIFY,
189	YAHOO_SERVICE_VERIFY,
190	YAHOO_SERVICE_P2PFILEXFER,
191	YAHOO_SERVICE_PEERTOPEER = 0x4F, /* Checks if P2P possible */
192	YAHOO_SERVICE_WEBCAM,
193	YAHOO_SERVICE_AUTHRESP = 0x54,
194	YAHOO_SERVICE_LIST,
195	YAHOO_SERVICE_AUTH = 0x57,
196	YAHOO_SERVICE_ADDBUDDY = 0x83,
197	YAHOO_SERVICE_REMBUDDY,
198	YAHOO_SERVICE_IGNORECONTACT, /* > 1, 7, 13 < 1, 66, 13, 0*/
199	YAHOO_SERVICE_REJECTCONTACT,
200	YAHOO_SERVICE_GROUPRENAME = 0x89, /* > 1, 65(new), 66(0), 67(old) */
201	YAHOO_SERVICE_CHATONLINE = 0x96, /* > 109(id), 1, 6(abcde) < 0,1*/
202	YAHOO_SERVICE_CHATGOTO,
203	YAHOO_SERVICE_CHATJOIN, /* > 1 104-room 129-1600326591 62-2 */
204	YAHOO_SERVICE_CHATLEAVE,
205	YAHOO_SERVICE_CHATEXIT = 0x9b,
206	YAHOO_SERVICE_CHATLOGOUT = 0xa0,
207	YAHOO_SERVICE_CHATPING,
208	YAHOO_SERVICE_COMMENT = 0xa8,
209	YAHOO_SERVICE_STEALTH = 0xb9,
210	YAHOO_SERVICE_PICTURE_CHECKSUM = 0xbd,
211	YAHOO_SERVICE_PICTURE = 0xbe,
212	YAHOO_SERVICE_PICTURE_UPDATE = 0xc1,
213	YAHOO_SERVICE_PICTURE_UPLOAD = 0xc2
214	};
215
216	struct yahoo_pair {
217	int key;
218	char *value;
219	};
220
221	struct yahoo_packet {
222	unsigned short int service;
223	unsigned int status;
224	unsigned int id;
225	YList *hash;
226	};
227
228	struct yahoo_search_state {
229	int lsearch_type;
230	char *lsearch_text;
231	int lsearch_gender;
232	int lsearch_agerange;
233	int lsearch_photo;
234	int lsearch_yahoo_only;
235	int lsearch_nstart;
236	int lsearch_nfound;
237	int lsearch_ntotal;
238	};
239
240	struct data_queue {
241	unsigned char *queue;
242	int len;
243	};
244
245	struct yahoo_input_data {
246	struct yahoo_data *yd;
247	struct yahoo_webcam *wcm;
248	struct yahoo_webcam_data *wcd;
249	struct yahoo_search_state *ys;
250
251	int fd;
252	enum yahoo_connection_type type;
253
254	unsigned char *rxqueue;
255	int rxlen;
256	int read_tag;
257
258	YList *txqueues;
259	int write_tag;
260	};
261
262	struct yahoo_server_settings {
263	char *pager_host;
264	int pager_port;
265	char *filetransfer_host;
266	int filetransfer_port;
267	char *webcam_host;
268	int webcam_port;
269	char *webcam_description;
270	char *local_host;
271	int conn_type;
272	};
273
274	static void * _yahoo_default_server_settings()
275	{
276	struct yahoo_server_settings *yss = y_new0(struct yahoo_server_settings, 1);
277
278	yss->pager_host = strdup(pager_host);
279	yss->pager_port = pager_port;
280	yss->filetransfer_host = strdup(filetransfer_host);
281	yss->filetransfer_port = filetransfer_port;
282	yss->webcam_host = strdup(webcam_host);
283	yss->webcam_port = webcam_port;
284	yss->webcam_description = strdup(webcam_description);
285	yss->local_host = strdup(local_host);
286	yss->conn_type = conn_type;
287
288	return yss;
289	}
290
291	static void * _yahoo_assign_server_settings(va_list ap)
292	{
293	struct yahoo_server_settings *yss = _yahoo_default_server_settings();
294	char *key;
295	char *svalue;
296	int nvalue;
297
298	while(1) {
299	key = va_arg(ap, char *);
300	if(key == NULL)
301	break;
302
303	if(!strcmp(key, "pager_host")) {
304	svalue = va_arg(ap, char *);
305	free(yss->pager_host);
306	yss->pager_host = strdup(svalue);
307	} else if(!strcmp(key, "pager_port")) {
308	nvalue = va_arg(ap, int);
309	yss->pager_port = nvalue;
310	} else if(!strcmp(key, "filetransfer_host")) {
311	svalue = va_arg(ap, char *);
312	free(yss->filetransfer_host);
313	yss->filetransfer_host = strdup(svalue);
314	} else if(!strcmp(key, "filetransfer_port")) {
315	nvalue = va_arg(ap, int);
316	yss->filetransfer_port = nvalue;
317	} else if(!strcmp(key, "webcam_host")) {
318	svalue = va_arg(ap, char *);
319	free(yss->webcam_host);
320	yss->webcam_host = strdup(svalue);
321	} else if(!strcmp(key, "webcam_port")) {
322	nvalue = va_arg(ap, int);
323	yss->webcam_port = nvalue;
324	} else if(!strcmp(key, "webcam_description")) {
325	svalue = va_arg(ap, char *);
326	free(yss->webcam_description);
327	yss->webcam_description = strdup(svalue);
328	} else if(!strcmp(key, "local_host")) {
329	svalue = va_arg(ap, char *);
330	free(yss->local_host);
331	yss->local_host = strdup(svalue);
332	} else if(!strcmp(key, "conn_type")) {
333	nvalue = va_arg(ap, int);
334	yss->conn_type = nvalue;
335	} else {
336	WARNING(("Unknown key passed to yahoo_init, "
337	"perhaps you didn't terminate the list "
338	"with NULL"));
339	}
340	}
341
342	return yss;
343	}
344
345	static void yahoo_free_server_settings(struct yahoo_server_settings *yss)
346	{
347	if(!yss)
348	return;
349
350	free(yss->pager_host);
351	free(yss->filetransfer_host);
352	free(yss->webcam_host);
353	free(yss->webcam_description);
354	free(yss->local_host);
355
356	free(yss);
357	}
358
359	static YList *conns=NULL;
360	static YList *inputs=NULL;
361	static int last_id=0;
362
363	static void add_to_list(struct yahoo_data *yd)
364	{
365	conns = y_list_prepend(conns, yd);
366	}
367	static struct yahoo_data * find_conn_by_id(int id)
368	{
369	YList *l;
370	for(l = conns; l; l = y_list_next(l)) {
371	struct yahoo_data *yd = l->data;
372	if(yd->client_id == id)
373	return yd;
374	}
375	return NULL;
376	}
377	static void del_from_list(struct yahoo_data *yd)
378	{
379	conns = y_list_remove(conns, yd);
380	}
381
382	/* call repeatedly to get the next one */
383	static struct yahoo_input_data * find_input_by_id(int id)
384	{
385	YList *l;
386	for(l = inputs; l; l = y_list_next(l)) {
387	struct yahoo_input_data *yid = l->data;
388	if(yid->yd->client_id == id)
389	return yid;
390	}
391	return NULL;
392	}
393
394	static struct yahoo_input_data * find_input_by_id_and_webcam_user(int id, const char * who)
395	{
396	YList *l;
397	LOG(("find_input_by_id_and_webcam_user"));
398	for(l = inputs; l; l = y_list_next(l)) {
399	struct yahoo_input_data *yid = l->data;
400	if(yid->type == YAHOO_CONNECTION_WEBCAM && yid->yd->client_id == id
401	&& yid->wcm &&
402	((who && yid->wcm->user && !strcmp(who, yid->wcm->user)) \|\|
403	!(yid->wcm->user && !who)))
404	return yid;
405	}
406	return NULL;
407	}
408
409	static struct yahoo_input_data * find_input_by_id_and_type(int id, enum yahoo_connection_type type)
410	{
411	YList *l;
412	LOG(("find_input_by_id_and_type"));
413	for(l = inputs; l; l = y_list_next(l)) {
414	struct yahoo_input_data *yid = l->data;
415	if(yid->type == type && yid->yd->client_id == id)
416	return yid;
417	}
418	return NULL;
419	}
420
421	static struct yahoo_input_data * find_input_by_id_and_fd(int id, int fd)
422	{
423	YList *l;
424	LOG(("find_input_by_id_and_fd"));
425	for(l = inputs; l; l = y_list_next(l)) {
426	struct yahoo_input_data *yid = l->data;
427	if(yid->fd == fd && yid->yd->client_id == id)
428	return yid;
429	}
430	return NULL;
431	}
432
433	static int count_inputs_with_id(int id)
434	{
435	int c=0;
436	YList *l;
437	LOG(("counting %d", id));
438	for(l = inputs; l; l = y_list_next(l)) {
439	struct yahoo_input_data *yid = l->data;
440	if(yid->yd->client_id == id)
441	c++;
442	}
443	LOG(("%d", c));
444	return c;
445	}
446
447
448	extern char yahoo_crypt(char , char *);
449
450	/* Free a buddy list */
451	static void yahoo_free_buddies(YList * list)
452	{
453	YList *l;
454
455	for(l = list; l; l = l->next)
456	{
457	struct yahoo_buddy *bud = l->data;
458	if(!bud)
459	continue;
460
461	FREE(bud->group);
462	FREE(bud->id);
463	FREE(bud->real_name);
464	if(bud->yab_entry) {
465	FREE(bud->yab_entry->fname);
466	FREE(bud->yab_entry->lname);
467	FREE(bud->yab_entry->nname);
468	FREE(bud->yab_entry->id);
469	FREE(bud->yab_entry->email);
470	FREE(bud->yab_entry->hphone);
471	FREE(bud->yab_entry->wphone);
472	FREE(bud->yab_entry->mphone);
473	FREE(bud->yab_entry);
474	}
475	FREE(bud);
476	l->data = bud = NULL;
477	}
478
479	y_list_free(list);
480	}
481
482	/* Free an identities list */
483	static void yahoo_free_identities(YList * list)
484	{
485	while (list) {
486	YList *n = list;
487	FREE(list->data);
488	list = y_list_remove_link(list, list);
489	y_list_free_1(n);
490	}
491	}
492
493	/* Free webcam data */
494	static void yahoo_free_webcam(struct yahoo_webcam *wcm)
495	{
496	if (wcm) {
497	FREE(wcm->user);
498	FREE(wcm->server);
499	FREE(wcm->key);
500	FREE(wcm->description);
501	FREE(wcm->my_ip);
502	}
503	FREE(wcm);
504	}
505
506	static void yahoo_free_data(struct yahoo_data *yd)
507	{
508	FREE(yd->user);
509	FREE(yd->password);
510	FREE(yd->cookie_y);
511	FREE(yd->cookie_t);
512	FREE(yd->cookie_c);
513	FREE(yd->login_cookie);
514	FREE(yd->login_id);
515
516	yahoo_free_buddies(yd->buddies);
517	yahoo_free_buddies(yd->ignore);
518	yahoo_free_identities(yd->identities);
519
520	yahoo_free_server_settings(yd->server_settings);
521
522	FREE(yd);
523	}
524
525	#define YAHOO_PACKET_HDRLEN (4 + 2 + 2 + 2 + 2 + 4 + 4)
526
527	static struct yahoo_packet *yahoo_packet_new(enum yahoo_service service,
528	enum yahoo_status status, int id)
529	{
530	struct yahoo_packet *pkt = y_new0(struct yahoo_packet, 1);
531
532	pkt->service = service;
533	pkt->status = status;
534	pkt->id = id;
535
536	return pkt;
537	}
538
539	static void yahoo_packet_hash(struct yahoo_packet pkt, int key, const char value)
540	{
541	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
542	pair->key = key;
543	pair->value = strdup(value);
544	pkt->hash = y_list_append(pkt->hash, pair);
545	}
546
547	static int yahoo_packet_length(struct yahoo_packet *pkt)
548	{
549	YList *l;
550
551	int len = 0;
552
553	for (l = pkt->hash; l; l = l->next) {
554	struct yahoo_pair *pair = l->data;
555	int tmp = pair->key;
556	do {
557	tmp /= 10;
558	len++;
559	} while (tmp);
560	len += 2;
561	len += strlen(pair->value);
562	len += 2;
563	}
564
565	return len;
566	}
567
568	#define yahoo_put16(buf, data) ( \
569	(*(buf) = (unsigned char)((data)>>8)&0xff), \
570	(*((buf)+1) = (unsigned char)(data)&0xff), \
571	2)
572	#define yahoo_get16(buf) (((((buf))&0xff)<<8) + ((((buf)+1)) & 0xff))
573	#define yahoo_put32(buf, data) ( \
574	(*((buf)) = (unsigned char)((data)>>24)&0xff), \
575	(*((buf)+1) = (unsigned char)((data)>>16)&0xff), \
576	(*((buf)+2) = (unsigned char)((data)>>8)&0xff), \
577	(*((buf)+3) = (unsigned char)(data)&0xff), \
578	4)
579	#define yahoo_get32(buf) ((((*(buf) )&0xff)<<24) + \
580	(((*((buf)+1))&0xff)<<16) + \
581	(((*((buf)+2))&0xff)<< 8) + \
582	(((*((buf)+3))&0xff)))
583
584	static void yahoo_packet_read(struct yahoo_packet pkt, unsigned char data, int len)
585	{
586	int pos = 0;
587
588	while (pos + 1 < len) {
589	char key, value = NULL;
590	int accept;
591	int x;
592
593	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
594
595	key = malloc(len + 1);
596	x = 0;
597	while (pos + 1 < len) {
598	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
599	break;
600	key[x++] = data[pos++];
601	}
602	key[x] = 0;
603	pos += 2;
604	pair->key = strtol(key, NULL, 10);
605	free(key);
606
607	/* Libyahoo2 developer(s) don't seem to have the time to fix
608	this problem, so for now try to work around it:
609
610	Sometimes we receive an invalid packet with not any more
611	data at this point. I don't know how to handle this in a
612	clean way, but let's hope this is clean enough: */
613
614	if (pos + 1 < len) {
615	accept = x;
616	/* if x is 0 there was no key, so don't accept it */
617	if (accept)
618	value = malloc(len - pos + 1);
619	x = 0;
620	while (pos + 1 < len) {
621	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
622	break;
623	if (accept)
624	value[x++] = data[pos++];
625	}
626	if (accept)
627	value[x] = 0;
628	pos += 2;
629	} else {
630	accept = 0;
631	}
632
633	if (accept) {
634	pair->value = strdup(value);
635	FREE(value);
636	pkt->hash = y_list_append(pkt->hash, pair);
637	DEBUG_MSG(("Key: %d \tValue: %s", pair->key, pair->value));
638	} else {
639	FREE(pair);
640	}
641	}
642	}
643
644	static void yahoo_packet_write(struct yahoo_packet pkt, unsigned char data)
645	{
646	YList *l;
647	int pos = 0;
648
649	for (l = pkt->hash; l; l = l->next) {
650	struct yahoo_pair *pair = l->data;
651	unsigned char buf[100];
652
653	snprintf((char *)buf, sizeof(buf), "%d", pair->key);
654	strcpy((char )data + pos, (char )buf);
655	pos += strlen((char *)buf);
656	data[pos++] = 0xc0;
657	data[pos++] = 0x80;
658
659	strcpy((char *)data + pos, pair->value);
660	pos += strlen(pair->value);
661	data[pos++] = 0xc0;
662	data[pos++] = 0x80;
663	}
664	}
665
666	static void yahoo_dump_unhandled(struct yahoo_packet *pkt)
667	{
668	YList *l;
669
670	NOTICE(("Service: 0x%02x\tStatus: %d", pkt->service, pkt->status));
671	for (l = pkt->hash; l; l = l->next) {
672	struct yahoo_pair *pair = l->data;
673	NOTICE(("\t%d => %s", pair->key, pair->value));
674	}
675	}
676
677
678	static void yahoo_packet_dump(unsigned char *data, int len)
679	{
680	if(yahoo_get_log_level() >= YAHOO_LOG_DEBUG) {
681	int i;
682	for (i = 0; i < len; i++) {
683	if ((i % 8 == 0) && i)
684	YAHOO_CALLBACK(ext_yahoo_log)(" ");
685	if ((i % 16 == 0) && i)
686	YAHOO_CALLBACK(ext_yahoo_log)("\n");
687	YAHOO_CALLBACK(ext_yahoo_log)("%02x ", data[i]);
688	}
689	YAHOO_CALLBACK(ext_yahoo_log)("\n");
690	for (i = 0; i < len; i++) {
691	if ((i % 8 == 0) && i)
692	YAHOO_CALLBACK(ext_yahoo_log)(" ");
693	if ((i % 16 == 0) && i)
694	YAHOO_CALLBACK(ext_yahoo_log)("\n");
695	if (isprint(data[i]))
696	YAHOO_CALLBACK(ext_yahoo_log)(" %c ", data[i]);
697	else
698	YAHOO_CALLBACK(ext_yahoo_log)(" . ");
699	}
700	YAHOO_CALLBACK(ext_yahoo_log)("\n");
701	}
702	}
703
704	/* raw bytes in quasi-big-endian order to base 64 string (NUL-terminated) */
705	static void to_y64(unsigned char out, const unsigned char in, int inlen)
706	{
707	base64_encode_real(in, inlen, out, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-");
708	}
709
710	static void yahoo_add_to_send_queue(struct yahoo_input_data yid, void data, int length)
711	{
712	struct data_queue *tx = y_new0(struct data_queue, 1);
713	tx->queue = y_new0(unsigned char, length);
714	tx->len = length;
715	memcpy(tx->queue, data, length);
716
717	yid->txqueues = y_list_append(yid->txqueues, tx);
718
719	if(!yid->write_tag)
720	yid->write_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_WRITE, yid);
721	}
722
723	static void yahoo_send_packet(struct yahoo_input_data yid, struct yahoo_packet pkt, int extra_pad)
724	{
725	int pktlen = yahoo_packet_length(pkt);
726	int len = YAHOO_PACKET_HDRLEN + pktlen;
727
728	unsigned char *data;
729	int pos = 0;
730
731	if (yid->fd < 0)
732	return;
733
734	data = y_new0(unsigned char, len + 1);
735
736	memcpy(data + pos, "YMSG", 4); pos += 4;
737	pos += yahoo_put16(data + pos, 0x000c);
738	pos += yahoo_put16(data + pos, 0x0000);
739	pos += yahoo_put16(data + pos, pktlen + extra_pad);
740	pos += yahoo_put16(data + pos, pkt->service);
741	pos += yahoo_put32(data + pos, pkt->status);
742	pos += yahoo_put32(data + pos, pkt->id);
743
744	yahoo_packet_write(pkt, data + pos);
745
746	yahoo_packet_dump(data, len);
747
748	if( yid->type == YAHOO_CONNECTION_FT )
749	yahoo_send_data(yid->fd, data, len);
750	else
751	yahoo_add_to_send_queue(yid, data, len);
752	FREE(data);
753	}
754
755	static void yahoo_packet_free(struct yahoo_packet *pkt)
756	{
757	while (pkt->hash) {
758	struct yahoo_pair *pair = pkt->hash->data;
759	YList *tmp;
760	FREE(pair->value);
761	FREE(pair);
762	tmp = pkt->hash;
763	pkt->hash = y_list_remove_link(pkt->hash, pkt->hash);
764	y_list_free_1(tmp);
765	}
766	FREE(pkt);
767	}
768
769	static int yahoo_send_data(int fd, void *data, int len)
770	{
771	int ret;
772	int e;
773
774	if (fd < 0)
775	return -1;
776
777	yahoo_packet_dump(data, len);
778
779	do {
780	ret = write(fd, data, len);
781	} while(ret == -1 && errno==EINTR);
782	e=errno;
783
784	if (ret == -1) {
785	LOG(("wrote data: ERR %s", strerror(errno)));
786	} else {
787	LOG(("wrote data: OK"));
788	}
789
790	errno=e;
791	return ret;
792	}
793
794	void yahoo_close(int id)
795	{
796	struct yahoo_data *yd = find_conn_by_id(id);
797
798	if(!yd)
799	return;
800
801	del_from_list(yd);
802
803	yahoo_free_data(yd);
804	if(id == last_id)
805	last_id--;
806	}
807
808	static void yahoo_input_close(struct yahoo_input_data *yid)
809	{
810	inputs = y_list_remove(inputs, yid);
811
812	LOG(("yahoo_input_close(read)"));
813	YAHOO_CALLBACK(ext_yahoo_remove_handler)(yid->yd->client_id, yid->read_tag);
814	LOG(("yahoo_input_close(write)"));
815	YAHOO_CALLBACK(ext_yahoo_remove_handler)(yid->yd->client_id, yid->write_tag);
816	yid->read_tag = yid->write_tag = 0;
817	if(yid->fd)
818	close(yid->fd);
819	yid->fd = 0;
820	FREE(yid->rxqueue);
821	if(count_inputs_with_id(yid->yd->client_id) == 0) {
822	LOG(("closing %d", yid->yd->client_id));
823	yahoo_close(yid->yd->client_id);
824	}
825	yahoo_free_webcam(yid->wcm);
826	if(yid->wcd)
827	FREE(yid->wcd);
828	if(yid->ys) {
829	FREE(yid->ys->lsearch_text);
830	FREE(yid->ys);
831	}
832	FREE(yid);
833	}
834
835	static int is_same_bud(const void * a, const void * b) {
836	const struct yahoo_buddy *subject = a;
837	const struct yahoo_buddy *object = b;
838
839	return strcmp(subject->id, object->id);
840	}
841
842	static YList * bud_str2list(char *rawlist)
843	{
844	YList * l = NULL;
845
846	char **lines;
847	char **split;
848	char **buddies;
849	char tmp, bud;
850
851	lines = y_strsplit(rawlist, "\n", -1);
852	for (tmp = lines; *tmp; tmp++) {
853	struct yahoo_buddy *newbud;
854
855	split = y_strsplit(*tmp, ":", 2);
856	if (!split)
857	continue;
858	if (!split[0] \|\| !split[1]) {
859	y_strfreev(split);
860	continue;
861	}
862	buddies = y_strsplit(split[1], ",", -1);
863
864	for (bud = buddies; bud && *bud; bud++) {
865	newbud = y_new0(struct yahoo_buddy, 1);
866	newbud->id = strdup(*bud);
867	newbud->group = strdup(split[0]);
868
869	if(y_list_find_custom(l, newbud, is_same_bud)) {
870	FREE(newbud->id);
871	FREE(newbud->group);
872	FREE(newbud);
873	continue;
874	}
875
876	newbud->real_name = NULL;
877
878	l = y_list_append(l, newbud);
879
880	NOTICE(("Added buddy %s to group %s", newbud->id, newbud->group));
881	}
882
883	y_strfreev(buddies);
884	y_strfreev(split);
885	}
886	y_strfreev(lines);
887
888	return l;
889	}
890
891	static char * getcookie(char *rawcookie)
892	{
893	char * cookie=NULL;
894	char * tmpcookie;
895	char * cookieend;
896
897	if (strlen(rawcookie) < 2)
898	return NULL;
899
900	tmpcookie = strdup(rawcookie+2);
901	cookieend = strchr(tmpcookie, ';');
902
903	if(cookieend)
904	*cookieend = '\0';
905
906	cookie = strdup(tmpcookie);
907	FREE(tmpcookie);
908	/* cookieend=NULL; not sure why this was there since the value is not preserved in the stack -dd */
909
910	return cookie;
911	}
912
913	static char * getlcookie(char *cookie)
914	{
915	char *tmp;
916	char *tmpend;
917	char *login_cookie = NULL;
918
919	tmpend = strstr(cookie, "n=");
920	if(tmpend) {
921	tmp = strdup(tmpend+2);
922	tmpend = strchr(tmp, '&');
923	if(tmpend)
924	*tmpend='\0';
925	login_cookie = strdup(tmp);
926	FREE(tmp);
927	}
928
929	return login_cookie;
930	}
931
932	static void yahoo_process_notify(struct yahoo_input_data yid, struct yahoo_packet pkt)
933	{
934	struct yahoo_data *yd = yid->yd;
935	char *msg = NULL;
936	char *from = NULL;
937	char *to = NULL;
938	int stat = 0;
939	int accept = 0;
940	char *ind = NULL;
941	YList *l;
942	for (l = pkt->hash; l; l = l->next) {
943	struct yahoo_pair *pair = l->data;
944	if (pair->key == 4)
945	from = pair->value;
946	if (pair->key == 5)
947	to = pair->value;
948	if (pair->key == 49)
949	msg = pair->value;
950	if (pair->key == 13)
951	stat = atoi(pair->value);
952	if (pair->key == 14)
953	ind = pair->value;
954	if (pair->key == 16) { /* status == -1 */
955	NOTICE((pair->value));
956	return;
957	}
958
959	}
960
961	if (!msg)
962	return;
963
964	if (!strncasecmp(msg, "TYPING", strlen("TYPING")))
965	YAHOO_CALLBACK(ext_yahoo_typing_notify)(yd->client_id, to, from, stat);
966	else if (!strncasecmp(msg, "GAME", strlen("GAME")))
967	YAHOO_CALLBACK(ext_yahoo_game_notify)(yd->client_id, to, from, stat);
968	else if (!strncasecmp(msg, "WEBCAMINVITE", strlen("WEBCAMINVITE")))
969	{
970	if (!strcmp(ind, " ")) {
971	YAHOO_CALLBACK(ext_yahoo_webcam_invite)(yd->client_id, to, from);
972	} else {
973	accept = atoi(ind);
974	/* accept the invitation (-1 = deny 1 = accept) */
975	if (accept < 0)
976	accept = 0;
977	YAHOO_CALLBACK(ext_yahoo_webcam_invite_reply)(yd->client_id, to, from, accept);
978	}
979	}
980	else
981	LOG(("Got unknown notification: %s", msg));
982	}
983
984	static void yahoo_process_filetransfer(struct yahoo_input_data yid, struct yahoo_packet pkt)
985	{
986	struct yahoo_data *yd = yid->yd;
987	char *from=NULL;
988	char *to=NULL;
989	char *msg=NULL;
990	char *url=NULL;
991	long expires=0;
992
993	char *service=NULL;
994
995	char *filename=NULL;
996	unsigned long filesize=0L;
997
998	YList *l;
999	for (l = pkt->hash; l; l = l->next) {
1000	struct yahoo_pair *pair = l->data;
1001	if (pair->key == 4)
1002	from = pair->value;
1003	if (pair->key == 5)
1004	to = pair->value;
1005	if (pair->key == 14)
1006	msg = pair->value;
1007	if (pair->key == 20)
1008	url = pair->value;
1009	if (pair->key == 38)
1010	expires = atol(pair->value);
1011
1012	if (pair->key == 27)
1013	filename = pair->value;
1014	if (pair->key == 28)
1015	filesize = atol(pair->value);
1016
1017	if (pair->key == 49)
1018	service = pair->value;
1019	}
1020
1021	if(pkt->service == YAHOO_SERVICE_P2PFILEXFER) {
1022	if(strcmp("FILEXFER", service) != 0) {
1023	WARNING(("unhandled service 0x%02x", pkt->service));
1024	yahoo_dump_unhandled(pkt);
1025	return;
1026	}
1027	}
1028
1029	if(msg) {
1030	char *tmp;
1031	tmp = strchr(msg, '\006');
1032	if(tmp)
1033	*tmp = '\0';
1034	}
1035	if(url && from)
1036	YAHOO_CALLBACK(ext_yahoo_got_file)(yd->client_id, to, from, url, expires, msg, filename, filesize);
1037
1038	}
1039
1040	static void yahoo_process_conference(struct yahoo_input_data yid, struct yahoo_packet pkt)
1041	{
1042	struct yahoo_data *yd = yid->yd;
1043	char *msg = NULL;
1044	char *host = NULL;
1045	char *who = NULL;
1046	char *room = NULL;
1047	char *id = NULL;
1048	int utf8 = 0;
1049	YList *members = NULL;
1050	YList *l;
1051
1052	for (l = pkt->hash; l; l = l->next) {
1053	struct yahoo_pair *pair = l->data;
1054	if (pair->key == 50)
1055	host = pair->value;
1056
1057	if (pair->key == 52) { /* invite */
1058	members = y_list_append(members, strdup(pair->value));
1059	}
1060	if (pair->key == 53) /* logon */
1061	who = pair->value;
1062	if (pair->key == 54) /* decline */
1063	who = pair->value;
1064	if (pair->key == 55) /* unavailable (status == 2) */
1065	who = pair->value;
1066	if (pair->key == 56) /* logoff */
1067	who = pair->value;
1068
1069	if (pair->key == 57)
1070	room = pair->value;
1071
1072	if (pair->key == 58) /* join message */
1073	msg = pair->value;
1074	if (pair->key == 14) /* decline/conf message */
1075	msg = pair->value;
1076
1077	if (pair->key == 13)
1078	;
1079	if (pair->key == 16) /* error */
1080	msg = pair->value;
1081
1082	if (pair->key == 1) /* my id */
1083	id = pair->value;
1084	if (pair->key == 3) /* message sender */
1085	who = pair->value;
1086
1087	if (pair->key == 97)
1088	utf8 = atoi(pair->value);
1089	}
1090
1091	if(!room)
1092	return;
1093
1094	if(host) {
1095	for(l = members; l; l = l->next) {
1096	char * w = l->data;
1097	if(!strcmp(w, host))
1098	break;
1099	}
1100	if(!l)
1101	members = y_list_append(members, strdup(host));
1102	}
1103	/* invite, decline, join, left, message -> status == 1 */
1104
1105	switch(pkt->service) {
1106	case YAHOO_SERVICE_CONFINVITE:
1107	if(pkt->status == 2)
1108	;
1109	else if(members)
1110	YAHOO_CALLBACK(ext_yahoo_got_conf_invite)(yd->client_id, id, host, room, msg, members);
1111	else if(msg)
1112	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, msg, 0, E_CONFNOTAVAIL);
1113	break;
1114	case YAHOO_SERVICE_CONFADDINVITE:
1115	if(pkt->status == 2)
1116	;
1117	else
1118	YAHOO_CALLBACK(ext_yahoo_got_conf_invite)(yd->client_id, id, host, room, msg, members);
1119	break;
1120	case YAHOO_SERVICE_CONFDECLINE:
1121	if(who)
1122	YAHOO_CALLBACK(ext_yahoo_conf_userdecline)(yd->client_id, id, who, room, msg);
1123	break;
1124	case YAHOO_SERVICE_CONFLOGON:
1125	if(who)
1126	YAHOO_CALLBACK(ext_yahoo_conf_userjoin)(yd->client_id, id, who, room);
1127	break;
1128	case YAHOO_SERVICE_CONFLOGOFF:
1129	if(who)
1130	YAHOO_CALLBACK(ext_yahoo_conf_userleave)(yd->client_id, id, who, room);
1131	break;
1132	case YAHOO_SERVICE_CONFMSG:
1133	if(who)
1134	YAHOO_CALLBACK(ext_yahoo_conf_message)(yd->client_id, id, who, room, msg, utf8);
1135	break;
1136	}
1137	}
1138
1139	static void yahoo_process_chat(struct yahoo_input_data yid, struct yahoo_packet pkt)
1140	{
1141	char *msg = NULL;
1142	char *id = NULL;
1143	char *who = NULL;
1144	char *room = NULL;
1145	char *topic = NULL;
1146	YList *members = NULL;
1147	struct yahoo_chat_member *currentmember = NULL;
1148	int msgtype = 1;
1149	int utf8 = 0;
1150	int firstjoin = 0;
1151	int membercount = 0;
1152	int chaterr=0;
1153	YList *l;
1154
1155	yahoo_dump_unhandled(pkt);
1156	for (l = pkt->hash; l; l = l->next) {
1157	struct yahoo_pair *pair = l->data;
1158
1159	if (pair->key == 1) {
1160	/* My identity */
1161	id = pair->value;
1162	}
1163
1164	if (pair->key == 104) {
1165	/* Room name */
1166	room = pair->value;
1167	}
1168
1169	if (pair->key == 105) {
1170	/* Room topic */
1171	topic = pair->value;
1172	}
1173
1174	if (pair->key == 108) {
1175	/* Number of members in this packet */
1176	membercount = atoi(pair->value);
1177	}
1178
1179	if (pair->key == 109) {
1180	/* message sender */
1181	who = pair->value;
1182
1183	if (pkt->service == YAHOO_SERVICE_CHATJOIN) {
1184	currentmember = y_new0(struct yahoo_chat_member, 1);
1185	currentmember->id = strdup(pair->value);
1186	members = y_list_append(members, currentmember);
1187	}
1188	}
1189
1190	if (pair->key == 110) {
1191	/* age */
1192	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1193	currentmember->age = atoi(pair->value);
1194	}
1195
1196	if (pair->key == 113) {
1197	/* attribs */
1198	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1199	currentmember->attribs = atoi(pair->value);
1200	}
1201
1202	if (pair->key == 141) {
1203	/* alias */
1204	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1205	currentmember->alias = strdup(pair->value);
1206	}
1207
1208	if (pair->key == 142) {
1209	/* location */
1210	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1211	currentmember->location = strdup(pair->value);
1212	}
1213
1214
1215	if (pair->key == 130) {
1216	/* first join */
1217	firstjoin = 1;
1218	}
1219
1220	if (pair->key == 117) {
1221	/* message */
1222	msg = pair->value;
1223	}
1224
1225	if (pair->key == 124) {
1226	/* Message type */
1227	msgtype = atoi(pair->value);
1228	}
1229	if (pair->key == 114) {
1230	/* message error not sure what all the pair values mean */
1231	/* but -1 means no session in room */
1232	chaterr= atoi(pair->value);
1233	}
1234	}
1235
1236	if(!room) {
1237	if (pkt->service == YAHOO_SERVICE_CHATLOGOUT) { /* yahoo originated chat logout */
1238	YAHOO_CALLBACK(ext_yahoo_chat_yahoologout)(yid->yd->client_id, id);
1239	return ;
1240	}
1241	if (pkt->service == YAHOO_SERVICE_COMMENT && chaterr) {
1242	YAHOO_CALLBACK(ext_yahoo_chat_yahooerror)(yid->yd->client_id, id);
1243	return;
1244	}
1245
1246	WARNING(("We didn't get a room name, ignoring packet"));
1247	return;
1248	}
1249
1250	switch(pkt->service) {
1251	case YAHOO_SERVICE_CHATJOIN:
1252	if(y_list_length(members) != membercount) {
1253	WARNING(("Count of members doesn't match No. of members we got"));
1254	}
1255	if(firstjoin && members) {
1256	YAHOO_CALLBACK(ext_yahoo_chat_join)(yid->yd->client_id, id, room, topic, members, yid->fd);
1257	} else if(who) {
1258	if(y_list_length(members) != 1) {
1259	WARNING(("Got more than 1 member on a normal join"));
1260	}
1261	/* this should only ever have one, but just in case */
1262	while(members) {
1263	YList *n = members->next;
1264	currentmember = members->data;
1265	YAHOO_CALLBACK(ext_yahoo_chat_userjoin)(yid->yd->client_id, id, room, currentmember);
1266	y_list_free_1(members);
1267	members=n;
1268	}
1269	}
1270	break;
1271	case YAHOO_SERVICE_CHATEXIT:
1272	if(who) {
1273	YAHOO_CALLBACK(ext_yahoo_chat_userleave)(yid->yd->client_id, id, room, who);
1274	}
1275	break;
1276	case YAHOO_SERVICE_COMMENT:
1277	if(who) {
1278	YAHOO_CALLBACK(ext_yahoo_chat_message)(yid->yd->client_id, id, who, room, msg, msgtype, utf8);
1279	}
1280	break;
1281	}
1282	}
1283
1284	static void yahoo_process_message(struct yahoo_input_data yid, struct yahoo_packet pkt)
1285	{
1286	struct yahoo_data *yd = yid->yd;
1287	YList *l;
1288	YList * messages = NULL;
1289
1290	struct m {
1291	int i_31;
1292	int i_32;
1293	char *to;
1294	char *from;
1295	long tm;
1296	char *msg;
1297	int utf8;
1298	} *message = y_new0(struct m, 1);
1299
1300	for (l = pkt->hash; l; l = l->next) {
1301	struct yahoo_pair *pair = l->data;
1302	if (pair->key == 1 \|\| pair->key == 4)
1303	{
1304	if(!message->from)
1305	message->from = pair->value;
1306	}
1307	else if (pair->key == 5)
1308	message->to = pair->value;
1309	else if (pair->key == 15)
1310	message->tm = strtol(pair->value, NULL, 10);
1311	else if (pair->key == 97)
1312	message->utf8 = atoi(pair->value);
1313	/* user message / / sys message */
1314	else if (pair->key == 14 \|\| pair->key == 16)
1315	message->msg = pair->value;
1316	else if (pair->key == 31) {
1317	if(message->i_31) {
1318	messages = y_list_append(messages, message);
1319	message = y_new0(struct m, 1);
1320	}
1321	message->i_31 = atoi(pair->value);
1322	}
1323	else if (pair->key == 32)
1324	message->i_32 = atoi(pair->value);
1325	else
1326	LOG(("yahoo_process_message: status: %d, key: %d, value: %s",
1327	pkt->status, pair->key, pair->value));
1328	}
1329
1330	messages = y_list_append(messages, message);
1331
1332	for (l = messages; l; l=l->next) {
1333	message = l->data;
1334	if (pkt->service == YAHOO_SERVICE_SYSMESSAGE) {
1335	YAHOO_CALLBACK(ext_yahoo_system_message)(yd->client_id, message->msg);
1336	} else if (pkt->status <= 2 \|\| pkt->status == 5) {
1337	YAHOO_CALLBACK(ext_yahoo_got_im)(yd->client_id, message->to, message->from, message->msg, message->tm, pkt->status, message->utf8);
1338	} else if (pkt->status == 0xffffffff) {
1339	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, message->msg, 0, E_SYSTEM);
1340	}
1341	free(message);
1342	}
1343
1344	y_list_free(messages);
1345	}
1346
1347
1348	static void yahoo_process_status(struct yahoo_input_data yid, struct yahoo_packet pkt)
1349	{
1350	YList *l;
1351	struct yahoo_data *yd = yid->yd;
1352
1353	struct user
1354	{
1355	char name; / 7 name */
1356	int state; /* 10 state */
1357	int flags; /* 13 flags, bit 0 = pager, bit 1 = chat, bit 2 = game */
1358	int mobile; /* 60 mobile */
1359	char msg; / 19 custom status message */
1360	int away; /* 47 away (or invisible)*/
1361	int buddy_session; /* 11 state */
1362	int f17; /* 17 in chat? then what about flags? */
1363	int idle; /* 137 seconds idle */
1364	int f138; /* 138 state */
1365	char f184; / 184 state */
1366	int f192; /* 192 state */
1367	int f10001; /* 10001 state */
1368	int f10002; /* 10002 state */
1369	int f198; /* 198 state */
1370	char f197; / 197 state */
1371	char f205; / 205 state */
1372	int f213; /* 213 state */
1373	} *u;
1374
1375	YList *users = 0;
1376
1377	if (pkt->service == YAHOO_SERVICE_LOGOFF && pkt->status == -1) {
1378	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_DUPL, NULL);
1379	return;
1380	}
1381
1382	for (l = pkt->hash; l; l = l->next) {
1383	struct yahoo_pair *pair = l->data;
1384
1385	switch (pair->key) {
1386	case 0: /* we won't actually do anything with this */
1387	NOTICE(("key %d:%s", pair->key, pair->value));
1388	break;
1389	case 1: /* we don't get the full buddy list here. */
1390	if (!yd->logged_in) {
1391	yd->logged_in = TRUE;
1392	if(yd->current_status < 0)
1393	yd->current_status = yd->initial_status;
1394	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_OK, NULL);
1395	}
1396	break;
1397	case 8: /* how many online buddies we have */
1398	NOTICE(("key %d:%s", pair->key, pair->value));
1399	break;
1400	case 7: /* the current buddy */
1401	u = y_new0(struct user, 1);
1402	u->name = pair->value;
1403	users = y_list_prepend(users, u);
1404	break;
1405	case 10: /* state */
1406	((struct user*)users->data)->state = strtol(pair->value, NULL, 10);
1407	break;
1408	case 19: /* custom status message */
1409	((struct user*)users->data)->msg = pair->value;
1410	break;
1411	case 47: /* is it an away message or not */
1412	((struct user*)users->data)->away = atoi(pair->value);
1413	break;
1414	case 137: /* seconds idle */
1415	((struct user*)users->data)->idle = atoi(pair->value);
1416	break;
1417	case 11: /* this is the buddy's session id */
1418	((struct user*)users->data)->buddy_session = atoi(pair->value);
1419	break;
1420	case 17: /* in chat? */
1421	((struct user*)users->data)->f17 = atoi(pair->value);
1422	break;
1423	case 13: /* bitmask, bit 0 = pager, bit 1 = chat, bit 2 = game */
1424	((struct user*)users->data)->flags = atoi(pair->value);
1425	break;
1426	case 60: /* SMS -> 1 MOBILE USER */
1427	/* sometimes going offline makes this 2, but invisible never sends it */
1428	((struct user*)users->data)->mobile = atoi(pair->value);
1429	break;
1430	case 138:
1431	((struct user*)users->data)->f138 = atoi(pair->value);
1432	break;
1433	case 184:
1434	((struct user*)users->data)->f184 = pair->value;
1435	break;
1436	case 192:
1437	((struct user*)users->data)->f192 = atoi(pair->value);
1438	break;
1439	case 10001:
1440	((struct user*)users->data)->f10001 = atoi(pair->value);
1441	break;
1442	case 10002:
1443	((struct user*)users->data)->f10002 = atoi(pair->value);
1444	break;
1445	case 198:
1446	((struct user*)users->data)->f198 = atoi(pair->value);
1447	break;
1448	case 197:
1449	((struct user*)users->data)->f197 = pair->value;
1450	break;
1451	case 205:
1452	((struct user*)users->data)->f205 = pair->value;
1453	break;
1454	case 213:
1455	((struct user*)users->data)->f213 = atoi(pair->value);
1456	break;
1457	case 16: /* Custom error message */
1458	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, pair->value, 0, E_CUSTOM);
1459	break;
1460	default:
1461	WARNING(("unknown status key %d:%s", pair->key, pair->value));
1462	break;
1463	}
1464	}
1465
1466	while (users) {
1467	YList *t = users;
1468	struct user *u = users->data;
1469
1470	if (u->name != NULL) {
1471	if (pkt->service == YAHOO_SERVICE_LOGOFF \|\| u->flags == 0) {
1472	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, u->name, YAHOO_STATUS_OFFLINE, NULL, 1, 0, 0);
1473	} else {
1474	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, u->name, u->state, u->msg, u->away, u->idle, u->mobile);
1475	}
1476	}
1477
1478	users = y_list_remove_link(users, users);
1479	y_list_free_1(t);
1480	FREE(u);
1481	}
1482	}
1483
1484	static void yahoo_process_list(struct yahoo_input_data yid, struct yahoo_packet pkt)
1485	{
1486	struct yahoo_data *yd = yid->yd;
1487	YList *l;
1488
1489	if (!yd->logged_in) {
1490	yd->logged_in = TRUE;
1491	if(yd->current_status < 0)
1492	yd->current_status = yd->initial_status;
1493	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_OK, NULL);
1494	}
1495
1496	for (l = pkt->hash; l; l = l->next) {
1497	struct yahoo_pair *pair = l->data;
1498
1499	switch(pair->key) {
1500	case 87: /* buddies */
1501	if(!yd->rawbuddylist)
1502	yd->rawbuddylist = strdup(pair->value);
1503	else {
1504	yd->rawbuddylist = y_string_append(yd->rawbuddylist, pair->value);
1505	}
1506	break;
1507
1508	case 88: /* ignore list */
1509	if(!yd->ignorelist)
1510	yd->ignorelist = strdup("Ignore:");
1511	yd->ignorelist = y_string_append(yd->ignorelist, pair->value);
1512	break;
1513
1514	case 89: /* identities */
1515	{
1516	char **identities = y_strsplit(pair->value, ",", -1);
1517	int i;
1518	for(i=0; identities[i]; i++)
1519	yd->identities = y_list_append(yd->identities,
1520	strdup(identities[i]));
1521	y_strfreev(identities);
1522	}
1523	YAHOO_CALLBACK(ext_yahoo_got_identities)(yd->client_id, yd->identities);
1524	break;
1525	case 59: /* cookies */
1526	if(yd->ignorelist) {
1527	yd->ignore = bud_str2list(yd->ignorelist);
1528	FREE(yd->ignorelist);
1529	YAHOO_CALLBACK(ext_yahoo_got_ignore)(yd->client_id, yd->ignore);
1530	}
1531	if(yd->rawbuddylist) {
1532	yd->buddies = bud_str2list(yd->rawbuddylist);
1533	FREE(yd->rawbuddylist);
1534	YAHOO_CALLBACK(ext_yahoo_got_buddies)(yd->client_id, yd->buddies);
1535	}
1536
1537	if(pair->value[0]=='Y') {
1538	FREE(yd->cookie_y);
1539	FREE(yd->login_cookie);
1540
1541	yd->cookie_y = getcookie(pair->value);
1542	yd->login_cookie = getlcookie(yd->cookie_y);
1543
1544	} else if(pair->value[0]=='T') {
1545	FREE(yd->cookie_t);
1546	yd->cookie_t = getcookie(pair->value);
1547
1548	} else if(pair->value[0]=='C') {
1549	FREE(yd->cookie_c);
1550	yd->cookie_c = getcookie(pair->value);
1551	}
1552
1553	if(yd->cookie_y && yd->cookie_t && yd->cookie_c)
1554	YAHOO_CALLBACK(ext_yahoo_got_cookies)(yd->client_id);
1555
1556	break;
1557	case 3: /* my id */
1558	case 90: /* 1 */
1559	case 100: /* 0 */
1560	case 101: /* NULL */
1561	case 102: /* NULL */
1562	case 93: /* 86400/1440 */
1563	break;
1564	}
1565	}
1566	}
1567
1568	static void yahoo_process_verify(struct yahoo_input_data yid, struct yahoo_packet pkt)
1569	{
1570	struct yahoo_data *yd = yid->yd;
1571
1572	if(pkt->status != 0x01) {
1573	DEBUG_MSG(("expected status: 0x01, got: %d", pkt->status));
1574	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_LOCK, "");
1575	return;
1576	}
1577
1578	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
1579
1580	yahoo_packet_hash(pkt, 1, yd->user);
1581	yahoo_send_packet(yid, pkt, 0);
1582
1583	yahoo_packet_free(pkt);
1584
1585	}
1586
1587	static void yahoo_process_picture_checksum( struct yahoo_input_data yid, struct yahoo_packet pkt)
1588	{
1589	struct yahoo_data *yd = yid->yd;
1590	char *from = NULL;
1591	char *to = NULL;
1592	int checksum = 0;
1593	YList *l;
1594
1595	for(l = pkt->hash; l; l = l->next)
1596	{
1597	struct yahoo_pair *pair = l->data;
1598
1599	switch(pair->key)
1600	{
1601	case 1:
1602	case 4:
1603	from = pair->value;
1604	case 5:
1605	to = pair->value;
1606	break;
1607	case 212:
1608	break;
1609	case 192:
1610	checksum = atoi( pair->value );
1611	break;
1612	}
1613	}
1614
1615	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_checksum)(yd->client_id,to,from,checksum);
1616	}
1617
1618	static void yahoo_process_picture(struct yahoo_input_data yid, struct yahoo_packet pkt)
1619	{
1620	struct yahoo_data *yd = yid->yd;
1621	char *url = NULL;
1622	char *from = NULL;
1623	char *to = NULL;
1624	int status = 0;
1625	int checksum = 0;
1626	YList *l;
1627
1628	for(l = pkt->hash; l; l = l->next)
1629	{
1630	struct yahoo_pair *pair = l->data;
1631
1632	switch(pair->key)
1633	{
1634	case 1:
1635	case 4: /* sender */
1636	from = pair->value;
1637	break;
1638	case 5: /* we */
1639	to = pair->value;
1640	break;
1641	case 13: /* request / sending */
1642	status = atoi( pair->value );
1643	break;
1644	case 20: /* url */
1645	url = pair->value;
1646	break;
1647	case 192: /checksum /
1648	checksum = atoi( pair->value );
1649	break;
1650	}
1651	}
1652
1653	switch( status )
1654	{
1655	case 1: /* this is a request, ignore for now */
1656	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_request)(yd->client_id, to, from);
1657	break;
1658	case 2: /* this is cool - we get a picture :) */
1659	YAHOO_CALLBACK(ext_yahoo_got_buddyicon)(yd->client_id,to, from, url, checksum);
1660	break;
1661	}
1662	}
1663
1664	static void yahoo_process_picture_upload(struct yahoo_input_data yid, struct yahoo_packet pkt)
1665	{
1666	struct yahoo_data *yd = yid->yd;
1667	YList *l;
1668	char *url = NULL;
1669
1670	if ( pkt->status != 1 )
1671	return; /* something went wrong */
1672
1673	for(l = pkt->hash; l; l = l->next)
1674	{
1675	struct yahoo_pair *pair = l->data;
1676
1677	switch(pair->key)
1678	{
1679	case 5: /* we */
1680	break;
1681	case 20: /* url */
1682	url = pair->value;
1683	break;
1684	case 27: /* local filename */
1685	break;
1686	case 38: /* time */
1687	break;
1688	}
1689	}
1690
1691	YAHOO_CALLBACK(ext_yahoo_buddyicon_uploaded)(yd->client_id, url);
1692	}
1693
1694	static void yahoo_process_auth_pre_0x0b(struct yahoo_input_data *yid,
1695	const char seed, const char sn)
1696	{
1697	struct yahoo_data *yd = yid->yd;
1698
1699	/* So, Yahoo has stopped supporting its older clients in India, and
1700	* undoubtedly will soon do so in the rest of the world.
1701	*
1702	* The new clients use this authentication method. I warn you in
1703	* advance, it's bizzare, convoluted, inordinately complicated.
1704	* It's also no more secure than crypt() was. The only purpose this
1705	* scheme could serve is to prevent third part clients from connecting
1706	* to their servers.
1707	*
1708	* Sorry, Yahoo.
1709	*/
1710
1711	struct yahoo_packet *pack;
1712
1713	md5_byte_t result[16];
1714	md5_state_t ctx;
1715	char *crypt_result;
1716	unsigned char *password_hash = malloc(25);
1717	unsigned char *crypt_hash = malloc(25);
1718	unsigned char *hash_string_p = malloc(50 + strlen(sn));
1719	unsigned char *hash_string_c = malloc(50 + strlen(sn));
1720
1721	char checksum;
1722
1723	int sv;
1724
1725	unsigned char *result6 = malloc(25);
1726	unsigned char *result96 = malloc(25);
1727
1728	sv = seed[15];
1729	sv = (sv % 8) % 5;
1730
1731	md5_init(&ctx);
1732	md5_append(&ctx, (md5_byte_t *)yd->password, strlen(yd->password));
1733	md5_finish(&ctx, result);
1734	to_y64(password_hash, result, 16);
1735
1736	md5_init(&ctx);
1737	crypt_result = yahoo_crypt(yd->password, "$1$_2S43d5f$");
1738	md5_append(&ctx, (md5_byte_t *)crypt_result, strlen(crypt_result));
1739	md5_finish(&ctx, result);
1740	to_y64(crypt_hash, result, 16);
1741	free(crypt_result);
1742
1743	switch (sv) {
1744	case 0:
1745	checksum = seed[seed[7] % 16];
1746	snprintf((char *)hash_string_p, strlen(sn) + 50,
1747	"%c%s%s%s", checksum, password_hash, yd->user, seed);
1748	snprintf((char *)hash_string_c, strlen(sn) + 50,
1749	"%c%s%s%s", checksum, crypt_hash, yd->user, seed);
1750	break;
1751	case 1:
1752	checksum = seed[seed[9] % 16];
1753	snprintf((char *)hash_string_p, strlen(sn) + 50,
1754	"%c%s%s%s", checksum, yd->user, seed, password_hash);
1755	snprintf((char *)hash_string_c, strlen(sn) + 50,
1756	"%c%s%s%s", checksum, yd->user, seed, crypt_hash);
1757	break;
1758	case 2:
1759	checksum = seed[seed[15] % 16];
1760	snprintf((char *)hash_string_p, strlen(sn) + 50,
1761	"%c%s%s%s", checksum, seed, password_hash, yd->user);
1762	snprintf((char *)hash_string_c, strlen(sn) + 50,
1763	"%c%s%s%s", checksum, seed, crypt_hash, yd->user);
1764	break;
1765	case 3:
1766	checksum = seed[seed[1] % 16];
1767	snprintf((char *)hash_string_p, strlen(sn) + 50,
1768	"%c%s%s%s", checksum, yd->user, password_hash, seed);
1769	snprintf((char *)hash_string_c, strlen(sn) + 50,
1770	"%c%s%s%s", checksum, yd->user, crypt_hash, seed);
1771	break;
1772	case 4:
1773	checksum = seed[seed[3] % 16];
1774	snprintf((char *)hash_string_p, strlen(sn) + 50,
1775	"%c%s%s%s", checksum, password_hash, seed, yd->user);
1776	snprintf((char *)hash_string_c, strlen(sn) + 50,
1777	"%c%s%s%s", checksum, crypt_hash, seed, yd->user);
1778	break;
1779	}
1780
1781	md5_init(&ctx);
1782	md5_append(&ctx, (md5_byte_t )hash_string_p, strlen((char )hash_string_p));
1783	md5_finish(&ctx, result);
1784	to_y64(result6, result, 16);
1785
1786	md5_init(&ctx);
1787	md5_append(&ctx, (md5_byte_t )hash_string_c, strlen((char )hash_string_c));
1788	md5_finish(&ctx, result);
1789	to_y64(result96, result, 16);
1790
1791	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
1792	yahoo_packet_hash(pack, 0, yd->user);
1793	yahoo_packet_hash(pack, 6, (char *)result6);
1794	yahoo_packet_hash(pack, 96, (char *)result96);
1795	yahoo_packet_hash(pack, 1, yd->user);
1796
1797	yahoo_send_packet(yid, pack, 0);
1798
1799	FREE(result6);
1800	FREE(result96);
1801	FREE(password_hash);
1802	FREE(crypt_hash);
1803	FREE(hash_string_p);
1804	FREE(hash_string_c);
1805
1806	yahoo_packet_free(pack);
1807
1808	}
1809
1810	/*
1811	* New auth protocol cracked by Cerulean Studios and sent in to Gaim
1812	*/
1813	static void yahoo_process_auth_0x0b(struct yahoo_input_data yid, const char seed, const char *sn)
1814	{
1815	struct yahoo_packet *pack = NULL;
1816	struct yahoo_data *yd = yid->yd;
1817
1818	md5_byte_t result[16];
1819	md5_state_t ctx;
1820
1821	sha1_state_t ctx1;
1822	sha1_state_t ctx2;
1823
1824	char *alphabet1 = "FBZDWAGHrJTLMNOPpRSKUVEXYChImkwQ";
1825	char *alphabet2 = "F0E1D2C3B4A59687abcdefghijklmnop";
1826
1827	char *challenge_lookup = "qzec2tb3um1olpar8whx4dfgijknsvy5";
1828	char operand_lookup = "+\|&%/^-";
1829	char *delimit_lookup = ",;";
1830
1831	unsigned char *password_hash = malloc(25);
1832	unsigned char *crypt_hash = malloc(25);
1833	char *crypt_result = NULL;
1834	unsigned char pass_hash_xor1[64];
1835	unsigned char pass_hash_xor2[64];
1836	unsigned char crypt_hash_xor1[64];
1837	unsigned char crypt_hash_xor2[64];
1838	unsigned char chal[7];
1839	char resp_6[100];
1840	char resp_96[100];
1841
1842	unsigned char digest1[20];
1843	unsigned char digest2[20];
1844	unsigned char magic_key_char[4];
1845	const unsigned char *magic_ptr;
1846
1847	unsigned int magic[64];
1848	unsigned int magic_work=0;
1849
1850	char comparison_src[20];
1851
1852	int x, j, i;
1853	int cnt = 0;
1854	int magic_cnt = 0;
1855	int magic_len;
1856	int depth =0, table =0;
1857
1858	memset(&pass_hash_xor1, 0, 64);
1859	memset(&pass_hash_xor2, 0, 64);
1860	memset(&crypt_hash_xor1, 0, 64);
1861	memset(&crypt_hash_xor2, 0, 64);
1862	memset(&digest1, 0, 20);
1863	memset(&digest2, 0, 20);
1864	memset(&magic, 0, 64);
1865	memset(&resp_6, 0, 100);
1866	memset(&resp_96, 0, 100);
1867	memset(&magic_key_char, 0, 4);
1868
1869	/*
1870	* Magic: Phase 1. Generate what seems to be a 30
1871	* byte value (could change if base64
1872	* ends up differently? I don't remember and I'm
1873	* tired, so use a 64 byte buffer.
1874	*/
1875
1876	magic_ptr = (unsigned char *)seed;
1877
1878	while (*magic_ptr != 0) {
1879	char *loc;
1880
1881	/* Ignore parentheses. */
1882
1883	if (magic_ptr == '(' \|\| magic_ptr == ')') {
1884	magic_ptr++;
1885	continue;
1886	}
1887
1888	/* Characters and digits verify against
1889	the challenge lookup.
1890	*/
1891
1892	if (isalpha(magic_ptr) \|\| isdigit(magic_ptr)) {
1893	loc = strchr(challenge_lookup, *magic_ptr);
1894	if (!loc) {
1895	/* This isn't good */
1896	continue;
1897	}
1898
1899	/* Get offset into lookup table and lsh 3. */
1900
1901	magic_work = loc - challenge_lookup;
1902	magic_work <<= 3;
1903
1904	magic_ptr++;
1905	continue;
1906	} else {
1907	unsigned int local_store;
1908
1909	loc = strchr(operand_lookup, *magic_ptr);
1910	if (!loc) {
1911	/* Also not good. */
1912	continue;
1913	}
1914
1915	local_store = loc - operand_lookup;
1916
1917	/* Oops; how did this happen? */
1918	if (magic_cnt >= 64)
1919	break;
1920
1921	magic[magic_cnt++] = magic_work \| local_store;
1922	magic_ptr++;
1923	continue;
1924	}
1925	}
1926
1927	magic_len = magic_cnt;
1928	magic_cnt = 0;
1929
1930	/* Magic: Phase 2. Take generated magic value and
1931	* sprinkle fairy dust on the values. */
1932
1933	for (magic_cnt = magic_len-2; magic_cnt >= 0; magic_cnt--) {
1934	unsigned char byte1;
1935	unsigned char byte2;
1936
1937	/* Bad. Abort.
1938	*/
1939	if (magic_cnt >= magic_len) {
1940	WARNING(("magic_cnt(%d) magic_len(%d)", magic_cnt, magic_len))
1941	break;
1942	}
1943
1944	byte1 = magic[magic_cnt];
1945	byte2 = magic[magic_cnt+1];
1946
1947	byte1 *= 0xcd;
1948	byte1 ^= byte2;
1949
1950	magic[magic_cnt+1] = byte1;
1951	}
1952
1953	/* Magic: Phase 3. This computes 20 bytes. The first 4 bytes are used as our magic
1954	* key (and may be changed later); the next 16 bytes are an MD5 sum of the magic key
1955	* plus 3 bytes. The 3 bytes are found by looping, and they represent the offsets
1956	* into particular functions we'll later call to potentially alter the magic key.
1957	*
1958	* %-)
1959	*/
1960
1961	magic_cnt = 1;
1962	x = 0;
1963
1964	do {
1965	unsigned int bl = 0;
1966	unsigned int cl = magic[magic_cnt++];
1967
1968	if (magic_cnt >= magic_len)
1969	break;
1970
1971	if (cl > 0x7F) {
1972	if (cl < 0xe0)
1973	bl = cl = (cl & 0x1f) << 6;
1974	else {
1975	bl = magic[magic_cnt++];
1976	cl = (cl & 0x0f) << 6;
1977	bl = ((bl & 0x3f) + cl) << 6;
1978	}
1979
1980	cl = magic[magic_cnt++];
1981	bl = (cl & 0x3f) + bl;
1982	} else
1983	bl = cl;
1984
1985	comparison_src[x++] = (bl & 0xff00) >> 8;
1986	comparison_src[x++] = bl & 0xff;
1987	} while (x < 20);
1988
1989	/* Dump magic key into a char for SHA1 action. */
1990
1991
1992	for(x = 0; x < 4; x++)
1993	magic_key_char[x] = comparison_src[x];
1994
1995	/* Compute values for recursive function table! */
1996	memcpy( chal, magic_key_char, 4 );
1997	x = 1;
1998	for( i = 0; i < 0xFFFF && x; i++ )
1999	{
2000	for( j = 0; j < 5 && x; j++ )
2001	{
2002	chal[4] = i;
2003	chal[5] = i >> 8;
2004	chal[6] = j;
2005	md5_init( &ctx );
2006	md5_append( &ctx, chal, 7 );
2007	md5_finish( &ctx, result );
2008	if( memcmp( comparison_src + 4, result, 16 ) == 0 )
2009	{
2010	depth = i;
2011	table = j;
2012	x = 0;
2013	}
2014	}
2015	}
2016
2017	/* Transform magic_key_char using transform table */
2018	x = magic_key_char[3] << 24 \| magic_key_char[2] << 16
2019	\| magic_key_char[1] << 8 \| magic_key_char[0];
2020	x = yahoo_xfrm( table, depth, x );
2021	x = yahoo_xfrm( table, depth, x );
2022	magic_key_char[0] = x & 0xFF;
2023	magic_key_char[1] = x >> 8 & 0xFF;
2024	magic_key_char[2] = x >> 16 & 0xFF;
2025	magic_key_char[3] = x >> 24 & 0xFF;
2026
2027	/* Get password and crypt hashes as per usual. */
2028	md5_init(&ctx);
2029	md5_append(&ctx, (md5_byte_t *)yd->password, strlen(yd->password));
2030	md5_finish(&ctx, result);
2031	to_y64(password_hash, result, 16);
2032
2033	md5_init(&ctx);
2034	crypt_result = yahoo_crypt(yd->password, "$1$_2S43d5f$");
2035	md5_append(&ctx, (md5_byte_t *)crypt_result, strlen(crypt_result));
2036	md5_finish(&ctx, result);
2037	to_y64(crypt_hash, result, 16);
2038	free(crypt_result);
2039
2040	/* Our first authentication response is based off
2041	* of the password hash. */
2042
2043	for (x = 0; x < (int)strlen((char *)password_hash); x++)
2044	pass_hash_xor1[cnt++] = password_hash[x] ^ 0x36;
2045
2046	if (cnt < 64)
2047	memset(&(pass_hash_xor1[cnt]), 0x36, 64-cnt);
2048
2049	cnt = 0;
2050
2051	for (x = 0; x < (int)strlen((char *)password_hash); x++)
2052	pass_hash_xor2[cnt++] = password_hash[x] ^ 0x5c;
2053
2054	if (cnt < 64)
2055	memset(&(pass_hash_xor2[cnt]), 0x5c, 64-cnt);
2056
2057	sha1_init(&ctx1);
2058	sha1_init(&ctx2);
2059
2060	/* The first context gets the password hash XORed
2061	* with 0x36 plus a magic value
2062	* which we previously extrapolated from our
2063	* challenge. */
2064
2065	sha1_append(&ctx1, pass_hash_xor1, 64);
2066	if (j >= 3 )
2067	ctx1.Length_Low = 0x1ff;
2068	sha1_append(&ctx1, magic_key_char, 4);
2069	sha1_finish(&ctx1, digest1);
2070
2071	/* The second context gets the password hash XORed
2072	* with 0x5c plus the SHA-1 digest
2073	* of the first context. */
2074
2075	sha1_append(&ctx2, pass_hash_xor2, 64);
2076	sha1_append(&ctx2, digest1, 20);
2077	sha1_finish(&ctx2, digest2);
2078
2079	/* Now that we have digest2, use it to fetch
2080	* characters from an alphabet to construct
2081	* our first authentication response. */
2082
2083	for (x = 0; x < 20; x += 2) {
2084	unsigned int val = 0;
2085	unsigned int lookup = 0;
2086	char byte[6];
2087
2088	memset(&byte, 0, 6);
2089
2090	/* First two bytes of digest stuffed
2091	* together.
2092	*/
2093
2094	val = digest2[x];
2095	val <<= 8;
2096	val += digest2[x+1];
2097
2098	lookup = (val >> 0x0b);
2099	lookup &= 0x1f;
2100	if (lookup >= strlen(alphabet1))
2101	break;
2102	sprintf(byte, "%c", alphabet1[lookup]);
2103	strcat(resp_6, byte);
2104	strcat(resp_6, "=");
2105
2106	lookup = (val >> 0x06);
2107	lookup &= 0x1f;
2108	if (lookup >= strlen(alphabet2))
2109	break;
2110	sprintf(byte, "%c", alphabet2[lookup]);
2111	strcat(resp_6, byte);
2112
2113	lookup = (val >> 0x01);
2114	lookup &= 0x1f;
2115	if (lookup >= strlen(alphabet2))
2116	break;
2117	sprintf(byte, "%c", alphabet2[lookup]);
2118	strcat(resp_6, byte);
2119
2120	lookup = (val & 0x01);
2121	if (lookup >= strlen(delimit_lookup))
2122	break;
2123	sprintf(byte, "%c", delimit_lookup[lookup]);
2124	strcat(resp_6, byte);
2125	}
2126
2127	/* Our second authentication response is based off
2128	* of the crypto hash. */
2129
2130	cnt = 0;
2131	memset(&digest1, 0, 20);
2132	memset(&digest2, 0, 20);
2133
2134	for (x = 0; x < (int)strlen((char *)crypt_hash); x++)
2135	crypt_hash_xor1[cnt++] = crypt_hash[x] ^ 0x36;
2136
2137	if (cnt < 64)
2138	memset(&(crypt_hash_xor1[cnt]), 0x36, 64-cnt);
2139
2140	cnt = 0;
2141
2142	for (x = 0; x < (int)strlen((char *)crypt_hash); x++)
2143	crypt_hash_xor2[cnt++] = crypt_hash[x] ^ 0x5c;
2144
2145	if (cnt < 64)
2146	memset(&(crypt_hash_xor2[cnt]), 0x5c, 64-cnt);
2147
2148	sha1_init(&ctx1);
2149	sha1_init(&ctx2);
2150
2151	/* The first context gets the password hash XORed
2152	* with 0x36 plus a magic value
2153	* which we previously extrapolated from our
2154	* challenge. */
2155
2156	sha1_append(&ctx1, crypt_hash_xor1, 64);
2157	if (j >= 3 )
2158	ctx1.Length_Low = 0x1ff;
2159	sha1_append(&ctx1, magic_key_char, 4);
2160	sha1_finish(&ctx1, digest1);
2161
2162	/* The second context gets the password hash XORed
2163	* with 0x5c plus the SHA-1 digest
2164	* of the first context. */
2165
2166	sha1_append(&ctx2, crypt_hash_xor2, 64);
2167	sha1_append(&ctx2, digest1, 20);
2168	sha1_finish(&ctx2, digest2);
2169
2170	/* Now that we have digest2, use it to fetch
2171	* characters from an alphabet to construct
2172	* our first authentication response. */
2173
2174	for (x = 0; x < 20; x += 2) {
2175	unsigned int val = 0;
2176	unsigned int lookup = 0;
2177
2178	char byte[6];
2179
2180	memset(&byte, 0, 6);
2181
2182	/* First two bytes of digest stuffed
2183	* together. */
2184
2185	val = digest2[x];
2186	val <<= 8;
2187	val += digest2[x+1];
2188
2189	lookup = (val >> 0x0b);
2190	lookup &= 0x1f;
2191	if (lookup >= strlen(alphabet1))
2192	break;
2193	sprintf(byte, "%c", alphabet1[lookup]);
2194	strcat(resp_96, byte);
2195	strcat(resp_96, "=");
2196
2197	lookup = (val >> 0x06);
2198	lookup &= 0x1f;
2199	if (lookup >= strlen(alphabet2))
2200	break;
2201	sprintf(byte, "%c", alphabet2[lookup]);
2202	strcat(resp_96, byte);
2203
2204	lookup = (val >> 0x01);
2205	lookup &= 0x1f;
2206	if (lookup >= strlen(alphabet2))
2207	break;
2208	sprintf(byte, "%c", alphabet2[lookup]);
2209	strcat(resp_96, byte);
2210
2211	lookup = (val & 0x01);
2212	if (lookup >= strlen(delimit_lookup))
2213	break;
2214	sprintf(byte, "%c", delimit_lookup[lookup]);
2215	strcat(resp_96, byte);
2216	}
2217
2218	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
2219	yahoo_packet_hash(pack, 0, sn);
2220	yahoo_packet_hash(pack, 6, resp_6);
2221	yahoo_packet_hash(pack, 96, resp_96);
2222	yahoo_packet_hash(pack, 1, sn);
2223	yahoo_send_packet(yid, pack, 0);
2224	yahoo_packet_free(pack);
2225
2226	free(password_hash);
2227	free(crypt_hash);
2228	}
2229
2230	static void yahoo_process_auth(struct yahoo_input_data yid, struct yahoo_packet pkt)
2231	{
2232	char *seed = NULL;
2233	char *sn = NULL;
2234	YList *l = pkt->hash;
2235	int m = 0;
2236
2237	while (l) {
2238	struct yahoo_pair *pair = l->data;
2239	if (pair->key == 94)
2240	seed = pair->value;
2241	if (pair->key == 1)
2242	sn = pair->value;
2243	if (pair->key == 13)
2244	m = atoi(pair->value);
2245	l = l->next;
2246	}
2247
2248	if (!seed)
2249	return;
2250
2251	switch (m) {
2252	case 0:
2253	yahoo_process_auth_pre_0x0b(yid, seed, sn);
2254	break;
2255	case 1:
2256	yahoo_process_auth_0x0b(yid, seed, sn);
2257	break;
2258	default:
2259	/* call error */
2260	WARNING(("unknown auth type %d", m));
2261	yahoo_process_auth_0x0b(yid, seed, sn);
2262	break;
2263	}
2264	}
2265
2266	static void yahoo_process_auth_resp(struct yahoo_input_data yid, struct yahoo_packet pkt)
2267	{
2268	struct yahoo_data *yd = yid->yd;
2269	char *login_id;
2270	char *handle;
2271	char *url=NULL;
2272	int login_status=0;
2273
2274	YList *l;
2275
2276	for (l = pkt->hash; l; l = l->next) {
2277	struct yahoo_pair *pair = l->data;
2278	if (pair->key == 0)
2279	login_id = pair->value;
2280	else if (pair->key == 1)
2281	handle = pair->value;
2282	else if (pair->key == 20)
2283	url = pair->value;
2284	else if (pair->key == 66)
2285	login_status = atoi(pair->value);
2286	}
2287
2288	if(pkt->status == 0xffffffff) {
2289	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, login_status, url);
2290	/* yahoo_logoff(yd->client_id);*/
2291	}
2292	}
2293
2294	static void yahoo_process_mail(struct yahoo_input_data yid, struct yahoo_packet pkt)
2295	{
2296	struct yahoo_data *yd = yid->yd;
2297	char *who = NULL;
2298	char *email = NULL;
2299	char *subj = NULL;
2300	int count = 0;
2301	YList *l;
2302
2303	for (l = pkt->hash; l; l = l->next) {
2304	struct yahoo_pair *pair = l->data;
2305	if (pair->key == 9)
2306	count = strtol(pair->value, NULL, 10);
2307	else if (pair->key == 43)
2308	who = pair->value;
2309	else if (pair->key == 42)
2310	email = pair->value;
2311	else if (pair->key == 18)
2312	subj = pair->value;
2313	else
2314	LOG(("key: %d => value: %s", pair->key, pair->value));
2315	}
2316
2317	if (who && email && subj) {
2318	char from[1024];
2319	snprintf(from, sizeof(from), "%s (%s)", who, email);
2320	YAHOO_CALLBACK(ext_yahoo_mail_notify)(yd->client_id, from, subj, count);
2321	} else if(count > 0)
2322	YAHOO_CALLBACK(ext_yahoo_mail_notify)(yd->client_id, NULL, NULL, count);
2323	}
2324
2325	static void yahoo_process_contact(struct yahoo_input_data yid, struct yahoo_packet pkt)
2326	{
2327	struct yahoo_data *yd = yid->yd;
2328	char *id = NULL;
2329	char *who = NULL;
2330	char *msg = NULL;
2331	char *name = NULL;
2332	long tm = 0L;
2333	int state = YAHOO_STATUS_AVAILABLE;
2334	int online = FALSE;
2335	int away = 0;
2336	int idle = 0;
2337	int mobile = 0;
2338
2339	YList *l;
2340
2341	for (l = pkt->hash; l; l = l->next) {
2342	struct yahoo_pair *pair = l->data;
2343	if (pair->key == 1)
2344	id = pair->value;
2345	else if (pair->key == 3)
2346	who = pair->value;
2347	else if (pair->key == 14)
2348	msg = pair->value;
2349	else if (pair->key == 7)
2350	name = pair->value;
2351	else if (pair->key == 10)
2352	state = strtol(pair->value, NULL, 10);
2353	else if (pair->key == 15)
2354	tm = strtol(pair->value, NULL, 10);
2355	else if (pair->key == 13)
2356	online = strtol(pair->value, NULL, 10);
2357	else if (pair->key == 47)
2358	away = strtol(pair->value, NULL, 10);
2359	else if (pair->key == 137)
2360	idle = strtol(pair->value, NULL, 10);
2361	else if (pair->key == 60)
2362	mobile = strtol(pair->value, NULL, 10);
2363
2364	}
2365
2366	if (id)
2367	YAHOO_CALLBACK(ext_yahoo_contact_added)(yd->client_id, id, who, msg);
2368	else if (name)
2369	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, name, state, msg, away, idle, mobile);
2370	else if(pkt->status == 0x07)
2371	YAHOO_CALLBACK(ext_yahoo_rejected)(yd->client_id, who, msg);
2372	}
2373
2374	static void yahoo_process_buddyadd(struct yahoo_input_data yid, struct yahoo_packet pkt)
2375	{
2376	struct yahoo_data *yd = yid->yd;
2377	char *who = NULL;
2378	char *where = NULL;
2379	int status = 0;
2380	char *me = NULL;
2381
2382	struct yahoo_buddy *bud=NULL;
2383
2384	YList *l;
2385	for (l = pkt->hash; l; l = l->next) {
2386	struct yahoo_pair *pair = l->data;
2387	if (pair->key == 1)
2388	me = pair->value;
2389	if (pair->key == 7)
2390	who = pair->value;
2391	if (pair->key == 65)
2392	where = pair->value;
2393	if (pair->key == 66)
2394	status = strtol(pair->value, NULL, 10);
2395	}
2396
2397	yahoo_dump_unhandled(pkt);
2398
2399	if(!who)
2400	return;
2401	if(!where)
2402	where = "Unknown";
2403
2404	/* status: 0 == Successful, 1 == Error (does not exist), 2 == Already in list */
2405	if( status == 0 ) {
2406	bud = y_new0(struct yahoo_buddy, 1);
2407	bud->id = strdup(who);
2408	bud->group = strdup(where);
2409	bud->real_name = NULL;
2410
2411	yd->buddies = y_list_append(yd->buddies, bud);
2412
2413	/* Possibly called already, but at least the call above doesn't
2414	seem to happen every time (not anytime I tried). */
2415	YAHOO_CALLBACK(ext_yahoo_contact_added)(yd->client_id, me, who, NULL);
2416	}
2417
2418	/* YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, who, status, NULL, (status==YAHOO_STATUS_AVAILABLE?0:1)); */
2419	}
2420
2421	static void yahoo_process_buddydel(struct yahoo_input_data yid, struct yahoo_packet pkt)
2422	{
2423	struct yahoo_data *yd = yid->yd;
2424	char *who = NULL;
2425	char *where = NULL;
2426	int unk_66 = 0;
2427	char *me = NULL;
2428	struct yahoo_buddy *bud;
2429
2430	YList *buddy;
2431
2432	YList *l;
2433	for (l = pkt->hash; l; l = l->next) {
2434	struct yahoo_pair *pair = l->data;
2435	if (pair->key == 1)
2436	me = pair->value;
2437	else if (pair->key == 7)
2438	who = pair->value;
2439	else if (pair->key == 65)
2440	where = pair->value;
2441	else if (pair->key == 66)
2442	unk_66 = strtol(pair->value, NULL, 10);
2443	else
2444	DEBUG_MSG(("unknown key: %d = %s", pair->key, pair->value));
2445	}
2446
2447	if(!who \|\| !where)
2448	return;
2449
2450	bud = y_new0(struct yahoo_buddy, 1);
2451	bud->id = strdup(who);
2452	bud->group = strdup(where);
2453
2454	buddy = y_list_find_custom(yd->buddies, bud, is_same_bud);
2455
2456	FREE(bud->id);
2457	FREE(bud->group);
2458	FREE(bud);
2459
2460	if(buddy) {
2461	bud = buddy->data;
2462	yd->buddies = y_list_remove_link(yd->buddies, buddy);
2463	y_list_free_1(buddy);
2464
2465	FREE(bud->id);
2466	FREE(bud->group);
2467	FREE(bud->real_name);
2468	FREE(bud);
2469
2470	bud=NULL;
2471	}
2472	}
2473
2474	static void yahoo_process_ignore(struct yahoo_input_data yid, struct yahoo_packet pkt)
2475	{
2476	char *who = NULL;
2477	int status = 0;
2478	char *me = NULL;
2479	int un_ignore = 0;
2480
2481	YList *l;
2482	for (l = pkt->hash; l; l = l->next) {
2483	struct yahoo_pair *pair = l->data;
2484	if (pair->key == 0)
2485	who = pair->value;
2486	if (pair->key == 1)
2487	me = pair->value;
2488	if (pair->key == 13) /* 1 == ignore, 2 == unignore */
2489	un_ignore = strtol(pair->value, NULL, 10);
2490	if (pair->key == 66)
2491	status = strtol(pair->value, NULL, 10);
2492	}
2493
2494
2495	/*
2496	* status
2497	* 0 - ok
2498	* 2 - already in ignore list, could not add
2499	* 3 - not in ignore list, could not delete
2500	* 12 - is a buddy, could not add
2501	*/
2502
2503	/* if(status)
2504	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, who, 0, status);
2505	*/
2506	}
2507
2508	static void yahoo_process_voicechat(struct yahoo_input_data yid, struct yahoo_packet pkt)
2509	{
2510	char *who = NULL;
2511	char *me = NULL;
2512	char *room = NULL;
2513	char *voice_room = NULL;
2514
2515	YList *l;
2516	for (l = pkt->hash; l; l = l->next) {
2517	struct yahoo_pair *pair = l->data;
2518	if (pair->key == 4)
2519	who = pair->value;
2520	if (pair->key == 5)
2521	me = pair->value;
2522	if (pair->key == 13)
2523	voice_room=pair->value;
2524	if (pair->key == 57)
2525	room=pair->value;
2526	}
2527
2528	NOTICE(("got voice chat invite from %s in %s to identity %s", who, room, me));
2529	/*
2530	* send: s:0 1:me 5:who 57:room 13:1
2531	* ???? s:4 5:who 10:99 19:-1615114531
2532	* gotr: s:4 5:who 10:99 19:-1615114615
2533	* ???? s:1 5:me 4:who 57:room 13:3room
2534	* got: s:1 5:me 4:who 57:room 13:1room
2535	* rej: s:0 1:me 5:who 57:room 13:3
2536	* rejr: s:4 5:who 10:99 19:-1617114599
2537	*/
2538	}
2539
2540	static void yahoo_process_ping(struct yahoo_input_data yid, struct yahoo_packet pkt)
2541	{
2542	char *errormsg = NULL;
2543
2544	YList *l;
2545	for (l = pkt->hash; l; l = l->next) {
2546	struct yahoo_pair *pair = l->data;
2547	if (pair->key == 16)
2548	errormsg = pair->value;
2549	}
2550
2551	NOTICE(("got ping packet"));
2552	YAHOO_CALLBACK(ext_yahoo_got_ping)(yid->yd->client_id, errormsg);
2553	}
2554
2555	static void _yahoo_webcam_get_server_connected(int fd, int error, void *d)
2556	{
2557	struct yahoo_input_data *yid = d;
2558	char *who = yid->wcm->user;
2559	char *data = NULL;
2560	char *packet = NULL;
2561	unsigned char magic_nr[] = {0, 1, 0};
2562	unsigned char header_len = 8;
2563	unsigned int len = 0;
2564	unsigned int pos = 0;
2565
2566	if(error \|\| fd <= 0) {
2567	FREE(who);
2568	FREE(yid);
2569	return;
2570	}
2571
2572	yid->fd = fd;
2573	inputs = y_list_prepend(inputs, yid);
2574
2575	/* send initial packet */
2576	if (who)
2577	data = strdup("<RVWCFG>");
2578	else
2579	data = strdup("<RUPCFG>");
2580	yahoo_add_to_send_queue(yid, data, strlen(data));
2581	FREE(data);
2582
2583	/* send data */
2584	if (who)
2585	{
2586	data = strdup("g=");
2587	data = y_string_append(data, who);
2588	data = y_string_append(data, "\r\n");
2589	} else {
2590	data = strdup("f=1\r\n");
2591	}
2592	len = strlen(data);
2593	packet = y_new0(char, header_len + len);
2594	packet[pos++] = header_len;
2595	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
2596	pos += sizeof(magic_nr);
2597	pos += yahoo_put32(packet + pos, len);
2598	memcpy(packet + pos, data, len);
2599	pos += len;
2600	yahoo_add_to_send_queue(yid, packet, pos);
2601	FREE(packet);
2602	FREE(data);
2603
2604	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, fd, YAHOO_INPUT_READ, yid);
2605	}
2606
2607	static void yahoo_webcam_get_server(struct yahoo_input_data y, char who, char *key)
2608	{
2609	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
2610	struct yahoo_server_settings *yss = y->yd->server_settings;
2611
2612	yid->type = YAHOO_CONNECTION_WEBCAM_MASTER;
2613	yid->yd = y->yd;
2614	yid->wcm = y_new0(struct yahoo_webcam, 1);
2615	yid->wcm->user = who?strdup(who):NULL;
2616	yid->wcm->direction = who?YAHOO_WEBCAM_DOWNLOAD:YAHOO_WEBCAM_UPLOAD;
2617	yid->wcm->key = strdup(key);
2618
2619	YAHOO_CALLBACK(ext_yahoo_connect_async)(yid->yd->client_id, yss->webcam_host, yss->webcam_port,
2620	_yahoo_webcam_get_server_connected, yid);
2621
2622	}
2623
2624	static YList *webcam_queue=NULL;
2625	static void yahoo_process_webcam_key(struct yahoo_input_data yid, struct yahoo_packet pkt)
2626	{
2627	char *me = NULL;
2628	char *key = NULL;
2629	char *who = NULL;
2630
2631	YList *l;
2632	yahoo_dump_unhandled(pkt);
2633	for (l = pkt->hash; l; l = l->next) {
2634	struct yahoo_pair *pair = l->data;
2635	if (pair->key == 5)
2636	me = pair->value;
2637	if (pair->key == 61)
2638	key=pair->value;
2639	}
2640
2641	l = webcam_queue;
2642	if(!l)
2643	return;
2644	who = l->data;
2645	webcam_queue = y_list_remove_link(webcam_queue, webcam_queue);
2646	y_list_free_1(l);
2647	yahoo_webcam_get_server(yid, who, key);
2648	FREE(who);
2649	}
2650
2651	static void yahoo_packet_process(struct yahoo_input_data yid, struct yahoo_packet pkt)
2652	{
2653	DEBUG_MSG(("yahoo_packet_process: 0x%02x", pkt->service));
2654	switch (pkt->service)
2655	{
2656	case YAHOO_SERVICE_USERSTAT:
2657	case YAHOO_SERVICE_LOGON:
2658	case YAHOO_SERVICE_LOGOFF:
2659	case YAHOO_SERVICE_ISAWAY:
2660	case YAHOO_SERVICE_ISBACK:
2661	case YAHOO_SERVICE_GAMELOGON:
2662	case YAHOO_SERVICE_GAMELOGOFF:
2663	case YAHOO_SERVICE_IDACT:
2664	case YAHOO_SERVICE_IDDEACT:
2665	yahoo_process_status(yid, pkt);
2666	break;
2667	case YAHOO_SERVICE_NOTIFY:
2668	yahoo_process_notify(yid, pkt);
2669	break;
2670	case YAHOO_SERVICE_MESSAGE:
2671	case YAHOO_SERVICE_GAMEMSG:
2672	case YAHOO_SERVICE_SYSMESSAGE:
2673	yahoo_process_message(yid, pkt);
2674	break;
2675	case YAHOO_SERVICE_NEWMAIL:
2676	yahoo_process_mail(yid, pkt);
2677	break;
2678	case YAHOO_SERVICE_NEWCONTACT:
2679	yahoo_process_contact(yid, pkt);
2680	break;
2681	case YAHOO_SERVICE_LIST:
2682	yahoo_process_list(yid, pkt);
2683	break;
2684	case YAHOO_SERVICE_VERIFY:
2685	yahoo_process_verify(yid, pkt);
2686	break;
2687	case YAHOO_SERVICE_AUTH:
2688	yahoo_process_auth(yid, pkt);
2689	break;
2690	case YAHOO_SERVICE_AUTHRESP:
2691	yahoo_process_auth_resp(yid, pkt);
2692	break;
2693	case YAHOO_SERVICE_CONFINVITE:
2694	case YAHOO_SERVICE_CONFADDINVITE:
2695	case YAHOO_SERVICE_CONFDECLINE:
2696	case YAHOO_SERVICE_CONFLOGON:
2697	case YAHOO_SERVICE_CONFLOGOFF:
2698	case YAHOO_SERVICE_CONFMSG:
2699	yahoo_process_conference(yid, pkt);
2700	break;
2701	case YAHOO_SERVICE_CHATONLINE:
2702	case YAHOO_SERVICE_CHATGOTO:
2703	case YAHOO_SERVICE_CHATJOIN:
2704	case YAHOO_SERVICE_CHATLEAVE:
2705	case YAHOO_SERVICE_CHATEXIT:
2706	case YAHOO_SERVICE_CHATLOGOUT:
2707	case YAHOO_SERVICE_CHATPING:
2708	case YAHOO_SERVICE_COMMENT:
2709	yahoo_process_chat(yid, pkt);
2710	break;
2711	case YAHOO_SERVICE_P2PFILEXFER:
2712	case YAHOO_SERVICE_FILETRANSFER:
2713	yahoo_process_filetransfer(yid, pkt);
2714	break;
2715	case YAHOO_SERVICE_ADDBUDDY:
2716	yahoo_process_buddyadd(yid, pkt);
2717	break;
2718	case YAHOO_SERVICE_REMBUDDY:
2719	yahoo_process_buddydel(yid, pkt);
2720	break;
2721	case YAHOO_SERVICE_IGNORECONTACT:
2722	yahoo_process_ignore(yid, pkt);
2723	break;
2724	case YAHOO_SERVICE_VOICECHAT:
2725	yahoo_process_voicechat(yid, pkt);
2726	break;
2727	case YAHOO_SERVICE_WEBCAM:
2728	yahoo_process_webcam_key(yid, pkt);
2729	break;
2730	case YAHOO_SERVICE_PING:
2731	yahoo_process_ping(yid, pkt);
2732	break;
2733	case YAHOO_SERVICE_IDLE:
2734	case YAHOO_SERVICE_MAILSTAT:
2735	case YAHOO_SERVICE_CHATINVITE:
2736	case YAHOO_SERVICE_CALENDAR:
2737	case YAHOO_SERVICE_NEWPERSONALMAIL:
2738	case YAHOO_SERVICE_ADDIDENT:
2739	case YAHOO_SERVICE_ADDIGNORE:
2740	case YAHOO_SERVICE_GOTGROUPRENAME:
2741	case YAHOO_SERVICE_GROUPRENAME:
2742	case YAHOO_SERVICE_PASSTHROUGH2:
2743	case YAHOO_SERVICE_CHATLOGON:
2744	case YAHOO_SERVICE_CHATLOGOFF:
2745	case YAHOO_SERVICE_CHATMSG:
2746	case YAHOO_SERVICE_REJECTCONTACT:
2747	case YAHOO_SERVICE_PEERTOPEER:
2748	WARNING(("unhandled service 0x%02x", pkt->service));
2749	yahoo_dump_unhandled(pkt);
2750	break;
2751	case YAHOO_SERVICE_PICTURE:
2752	yahoo_process_picture(yid, pkt);
2753	break;
2754	case YAHOO_SERVICE_PICTURE_CHECKSUM:
2755	yahoo_process_picture_checksum(yid, pkt);
2756	break;
2757	case YAHOO_SERVICE_PICTURE_UPLOAD:
2758	yahoo_process_picture_upload(yid, pkt);
2759	break;
2760	default:
2761	WARNING(("unknown service 0x%02x", pkt->service));
2762	yahoo_dump_unhandled(pkt);
2763	break;
2764	}
2765	}
2766
2767	static struct yahoo_packet * yahoo_getdata(struct yahoo_input_data * yid)
2768	{
2769	struct yahoo_packet *pkt;
2770	struct yahoo_data *yd = yid->yd;
2771	int pos = 0;
2772	int pktlen;
2773
2774	if(!yd)
2775	return NULL;
2776
2777	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2778	if (yid->rxlen < YAHOO_PACKET_HDRLEN) {
2779	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN"));
2780	return NULL;
2781	}
2782
2783	pos += 4; /* YMSG */
2784	pos += 2;
2785	pos += 2;
2786
2787	pktlen = yahoo_get16(yid->rxqueue + pos); pos += 2;
2788	DEBUG_MSG(("%d bytes to read, rxlen is %d",
2789	pktlen, yid->rxlen));
2790
2791	if (yid->rxlen < (YAHOO_PACKET_HDRLEN + pktlen)) {
2792	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN + pktlen"));
2793	return NULL;
2794	}
2795
2796	LOG(("reading packet"));
2797	yahoo_packet_dump(yid->rxqueue, YAHOO_PACKET_HDRLEN + pktlen);
2798
2799	pkt = yahoo_packet_new(0, 0, 0);
2800
2801	pkt->service = yahoo_get16(yid->rxqueue + pos); pos += 2;
2802	pkt->status = yahoo_get32(yid->rxqueue + pos); pos += 4;
2803	DEBUG_MSG(("Yahoo Service: 0x%02x Status: %d", pkt->service,
2804	pkt->status));
2805	pkt->id = yahoo_get32(yid->rxqueue + pos); pos += 4;
2806
2807	yd->session_id = pkt->id;
2808
2809	yahoo_packet_read(pkt, yid->rxqueue + pos, pktlen);
2810
2811	yid->rxlen -= YAHOO_PACKET_HDRLEN + pktlen;
2812	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2813	if (yid->rxlen>0) {
2814	unsigned char *tmp = y_memdup(yid->rxqueue + YAHOO_PACKET_HDRLEN
2815	+ pktlen, yid->rxlen);
2816	FREE(yid->rxqueue);
2817	yid->rxqueue = tmp;
2818	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2819	} else {
2820	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2821	FREE(yid->rxqueue);
2822	}
2823
2824	return pkt;
2825	}
2826
2827	static void yahoo_yab_read(struct yab yab, unsigned char d, int len)
2828	{
2829	char st, en;
2830	char data = (char )d;
2831	data[len]='\0';
2832
2833	DEBUG_MSG(("Got yab: %s", data));
2834	st = en = strstr(data, "userid=\"");
2835	if(st) {
2836	st += strlen("userid=\"");
2837	en = strchr(st, '"'); *en++ = '\0';
2838	yab->id = yahoo_xmldecode(st);
2839	}
2840
2841	st = strstr(en, "fname=\"");
2842	if(st) {
2843	st += strlen("fname=\"");
2844	en = strchr(st, '"'); *en++ = '\0';
2845	yab->fname = yahoo_xmldecode(st);
2846	}
2847
2848	st = strstr(en, "lname=\"");
2849	if(st) {
2850	st += strlen("lname=\"");
2851	en = strchr(st, '"'); *en++ = '\0';
2852	yab->lname = yahoo_xmldecode(st);
2853	}
2854
2855	st = strstr(en, "nname=\"");
2856	if(st) {
2857	st += strlen("nname=\"");
2858	en = strchr(st, '"'); *en++ = '\0';
2859	yab->nname = yahoo_xmldecode(st);
2860	}
2861
2862	st = strstr(en, "email=\"");
2863	if(st) {
2864	st += strlen("email=\"");
2865	en = strchr(st, '"'); *en++ = '\0';
2866	yab->email = yahoo_xmldecode(st);
2867	}
2868
2869	st = strstr(en, "hphone=\"");
2870	if(st) {
2871	st += strlen("hphone=\"");
2872	en = strchr(st, '"'); *en++ = '\0';
2873	yab->hphone = yahoo_xmldecode(st);
2874	}
2875
2876	st = strstr(en, "wphone=\"");
2877	if(st) {
2878	st += strlen("wphone=\"");
2879	en = strchr(st, '"'); *en++ = '\0';
2880	yab->wphone = yahoo_xmldecode(st);
2881	}
2882
2883	st = strstr(en, "mphone=\"");
2884	if(st) {
2885	st += strlen("mphone=\"");
2886	en = strchr(st, '"'); *en++ = '\0';
2887	yab->mphone = yahoo_xmldecode(st);
2888	}
2889
2890	st = strstr(en, "dbid=\"");
2891	if(st) {
2892	st += strlen("dbid=\"");
2893	en = strchr(st, '"'); *en++ = '\0';
2894	yab->dbid = atoi(st);
2895	}
2896	}
2897
2898	static struct yab * yahoo_getyab(struct yahoo_input_data *yid)
2899	{
2900	struct yab *yab = NULL;
2901	int pos = 0, end=0;
2902	struct yahoo_data *yd = yid->yd;
2903
2904	if(!yd)
2905	return NULL;
2906
2907	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2908
2909	if(yid->rxlen <= strlen("<record"))
2910	return NULL;
2911
2912	/* start with <record */
2913	while(pos < yid->rxlen-strlen("<record")+1
2914	&& memcmp(yid->rxqueue + pos, "<record", strlen("<record")))
2915	pos++;
2916
2917	if(pos >= yid->rxlen-1)
2918	return NULL;
2919
2920	end = pos+2;
2921	/* end with /> */
2922	while(end < yid->rxlen-strlen("/>")+1 && memcmp(yid->rxqueue + end, "/>", strlen("/>")))
2923	end++;
2924
2925	if(end >= yid->rxlen-1)
2926	return NULL;
2927
2928	yab = y_new0(struct yab, 1);
2929	yahoo_yab_read(yab, yid->rxqueue + pos, end+2-pos);
2930
2931
2932	yid->rxlen -= end+1;
2933	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2934	if (yid->rxlen>0) {
2935	unsigned char *tmp = y_memdup(yid->rxqueue + end + 1, yid->rxlen);
2936	FREE(yid->rxqueue);
2937	yid->rxqueue = tmp;
2938	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2939	} else {
2940	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2941	FREE(yid->rxqueue);
2942	}
2943
2944
2945	return yab;
2946	}
2947
2948	static char * yahoo_getwebcam_master(struct yahoo_input_data *yid)
2949	{
2950	unsigned int pos=0;
2951	unsigned int len=0;
2952	unsigned int status=0;
2953	char *server=NULL;
2954	struct yahoo_data *yd = yid->yd;
2955
2956	if(!yid \|\| !yd)
2957	return NULL;
2958
2959	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2960
2961	len = yid->rxqueue[pos++];
2962	if (yid->rxlen < len)
2963	return NULL;
2964
2965	/* extract status (0 = ok, 6 = webcam not online) */
2966	status = yid->rxqueue[pos++];
2967
2968	if (status == 0)
2969	{
2970	pos += 2; /* skip next 2 bytes */
2971	server = y_memdup(yid->rxqueue+pos, 16);
2972	pos += 16;
2973	}
2974	else if (status == 6)
2975	{
2976	YAHOO_CALLBACK(ext_yahoo_webcam_closed)
2977	(yd->client_id, yid->wcm->user, 4);
2978	}
2979
2980	/* skip rest of the data */
2981
2982	yid->rxlen -= len;
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, yid->rxqueue));
2989	} else {
2990	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2991	FREE(yid->rxqueue);
2992	}
2993
2994	return server;
2995	}
2996
2997	static int yahoo_get_webcam_data(struct yahoo_input_data *yid)
2998	{
2999	unsigned char reason=0;
3000	unsigned int pos=0;
3001	unsigned int begin=0;
3002	unsigned int end=0;
3003	unsigned int closed=0;
3004	unsigned char header_len=0;
3005	char *who;
3006	int connect=0;
3007	struct yahoo_data *yd = yid->yd;
3008
3009	if(!yd)
3010	return -1;
3011
3012	if(!yid->wcm \|\| !yid->wcd \|\| !yid->rxlen)
3013	return -1;
3014
3015	DEBUG_MSG(("rxlen is %d", yid->rxlen));
3016
3017	/* if we are not reading part of image then read header */
3018	if (!yid->wcd->to_read)
3019	{
3020	header_len=yid->rxqueue[pos++];
3021	yid->wcd->packet_type=0;
3022
3023	if (yid->rxlen < header_len)
3024	return 0;
3025
3026	if (header_len >= 8)
3027	{
3028	reason = yid->rxqueue[pos++];
3029	/* next 2 bytes should always be 05 00 */
3030	pos += 2;
3031	yid->wcd->data_size = yahoo_get32(yid->rxqueue + pos);
3032	pos += 4;
3033	yid->wcd->to_read = yid->wcd->data_size;
3034	}
3035	if (header_len >= 13)
3036	{
3037	yid->wcd->packet_type = yid->rxqueue[pos++];
3038	yid->wcd->timestamp = yahoo_get32(yid->rxqueue + pos);
3039	pos += 4;
3040	}
3041
3042	/* skip rest of header */
3043	pos = header_len;
3044	}
3045
3046	begin = pos;
3047	pos += yid->wcd->to_read;
3048	if (pos > yid->rxlen) pos = yid->rxlen;
3049
3050	/* if it is not an image then make sure we have the whole packet */
3051	if (yid->wcd->packet_type != 0x02) {
3052	if ((pos - begin) != yid->wcd->data_size) {
3053	yid->wcd->to_read = 0;
3054	return 0;
3055	} else {
3056	yahoo_packet_dump(yid->rxqueue + begin, pos - begin);
3057	}
3058	}
3059
3060	DEBUG_MSG(("packet type %.2X, data length %d", yid->wcd->packet_type,
3061	yid->wcd->data_size));
3062
3063	/* find out what kind of packet we got */
3064	switch (yid->wcd->packet_type)
3065	{
3066	case 0x00:
3067	/* user requests to view webcam (uploading) */
3068	if (yid->wcd->data_size &&
3069	yid->wcm->direction == YAHOO_WEBCAM_UPLOAD) {
3070	end = begin;
3071	while (end <= yid->rxlen &&
3072	yid->rxqueue[end++] != 13);
3073	if (end > begin)
3074	{
3075	who = y_memdup(yid->rxqueue + begin, end - begin);
3076	who[end - begin - 1] = 0;
3077	YAHOO_CALLBACK(ext_yahoo_webcam_viewer)(yd->client_id, who + 2, 2);
3078	FREE(who);
3079	}
3080	}
3081
3082	if (yid->wcm->direction == YAHOO_WEBCAM_DOWNLOAD) {
3083	/* timestamp/status field */
3084	/* 0 = declined viewing permission */
3085	/* 1 = accepted viewing permission */
3086	if (yid->wcd->timestamp == 0) {
3087	YAHOO_CALLBACK(ext_yahoo_webcam_closed)(yd->client_id, yid->wcm->user, 3);
3088	}
3089	}
3090	break;
3091	case 0x01: /* status packets?? */
3092	/* timestamp contains status info */
3093	/* 00 00 00 01 = we have data?? */
3094	break;
3095	case 0x02: /* image data */
3096	YAHOO_CALLBACK(ext_yahoo_got_webcam_image)(yd->client_id,
3097	yid->wcm->user, yid->rxqueue + begin,
3098	yid->wcd->data_size, pos - begin,
3099	yid->wcd->timestamp);
3100	break;
3101	case 0x05: /* response packets when uploading */
3102	if (!yid->wcd->data_size) {
3103	YAHOO_CALLBACK(ext_yahoo_webcam_data_request)(yd->client_id, yid->wcd->timestamp);
3104	}
3105	break;
3106	case 0x07: /* connection is closing */
3107	switch(reason)
3108	{
3109	case 0x01: /* user closed connection */
3110	closed = 1;
3111	break;
3112	case 0x0F: /* user cancelled permission */
3113	closed = 2;
3114	break;
3115	}
3116	YAHOO_CALLBACK(ext_yahoo_webcam_closed)(yd->client_id, yid->wcm->user, closed);
3117	break;
3118	case 0x0C: /* user connected */
3119	case 0x0D: /* user disconnected */
3120	if (yid->wcd->data_size) {
3121	who = y_memdup(yid->rxqueue + begin, pos - begin + 1);
3122	who[pos - begin] = 0;
3123	if (yid->wcd->packet_type == 0x0C)
3124	connect=1;
3125	else
3126	connect=0;
3127	YAHOO_CALLBACK(ext_yahoo_webcam_viewer)(yd->client_id, who, connect);
3128	FREE(who);
3129	}
3130	break;
3131	case 0x13: /* user data */
3132	/* i=user_ip (ip of the user we are viewing) */
3133	/* j=user_ext_ip (external ip of the user we */
3134	/* are viewing) */
3135	break;
3136	case 0x17: /* ?? */
3137	break;
3138	}
3139	yid->wcd->to_read -= pos - begin;
3140
3141	yid->rxlen -= pos;
3142	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
3143	if (yid->rxlen>0) {
3144	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
3145	FREE(yid->rxqueue);
3146	yid->rxqueue = tmp;
3147	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
3148	} else {
3149	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
3150	FREE(yid->rxqueue);
3151	}
3152
3153	/* If we read a complete packet return success */
3154	if (!yid->wcd->to_read)
3155	return 1;
3156
3157	return 0;
3158	}
3159
3160	int yahoo_write_ready(int id, int fd, void *data)
3161	{
3162	struct yahoo_input_data *yid = data;
3163	int len;
3164	struct data_queue *tx;
3165
3166	LOG(("write callback: id=%d fd=%d data=%p", id, fd, data));
3167	if(!yid \|\| !yid->txqueues \|\| !find_conn_by_id(id))
3168	return -2;
3169
3170	tx = yid->txqueues->data;
3171	LOG(("writing %d bytes", tx->len));
3172	len = yahoo_send_data(fd, tx->queue, MIN(1024, tx->len));
3173
3174	if(len == -1 && errno == EAGAIN)
3175	return 1;
3176
3177	if(len <= 0) {
3178	int e = errno;
3179	DEBUG_MSG(("len == %d (<= 0)", len));
3180	while(yid->txqueues) {
3181	YList *l=yid->txqueues;
3182	tx = l->data;
3183	free(tx->queue);
3184	free(tx);
3185	yid->txqueues = y_list_remove_link(yid->txqueues, yid->txqueues);
3186	y_list_free_1(l);
3187	}
3188	LOG(("yahoo_write_ready(%d, %d) len < 0", id, fd));
3189	YAHOO_CALLBACK(ext_yahoo_remove_handler)(id, yid->write_tag);
3190	yid->write_tag = 0;
3191	errno=e;
3192	return 0;
3193	}
3194
3195
3196	tx->len -= len;
3197	if(tx->len > 0) {
3198	unsigned char *tmp = y_memdup(tx->queue + len, tx->len);
3199	FREE(tx->queue);
3200	tx->queue = tmp;
3201	} else {
3202	YList *l=yid->txqueues;
3203	free(tx->queue);
3204	free(tx);
3205	yid->txqueues = y_list_remove_link(yid->txqueues, yid->txqueues);
3206	y_list_free_1(l);
3207	/*
3208	if(!yid->txqueues)
3209	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3210	*/
3211	if(!yid->txqueues) {
3212	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3213	YAHOO_CALLBACK(ext_yahoo_remove_handler)(id, yid->write_tag);
3214	yid->write_tag = 0;
3215	}
3216	}
3217
3218	return 1;
3219	}
3220
3221	static void yahoo_process_pager_connection(struct yahoo_input_data *yid, int over)
3222	{
3223	struct yahoo_packet *pkt;
3224	struct yahoo_data *yd = yid->yd;
3225	int id = yd->client_id;
3226
3227	if(over)
3228	return;
3229
3230	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER)
3231	&& (pkt = yahoo_getdata(yid)) != NULL) {
3232
3233	yahoo_packet_process(yid, pkt);
3234
3235	yahoo_packet_free(pkt);
3236	}
3237	}
3238
3239	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over)
3240	{
3241	}
3242
3243	static void yahoo_process_chatcat_connection(struct yahoo_input_data *yid, int over)
3244	{
3245	if(over)
3246	return;
3247
3248	if (strstr((char*)yid->rxqueue+(yid->rxlen-20), "</content>")) {
3249	YAHOO_CALLBACK(ext_yahoo_chat_cat_xml)(yid->yd->client_id, (char*)yid->rxqueue);
3250	}
3251	}
3252
3253	static void yahoo_process_yab_connection(struct yahoo_input_data *yid, int over)
3254	{
3255	struct yahoo_data *yd = yid->yd;
3256	struct yab *yab;
3257	YList *buds;
3258	int changed=0;
3259	int id = yd->client_id;
3260
3261	if(over)
3262	return;
3263
3264	while(find_input_by_id_and_type(id, YAHOO_CONNECTION_YAB)
3265	&& (yab = yahoo_getyab(yid)) != NULL) {
3266	if(!yab->id)
3267	continue;
3268	changed=1;
3269	for(buds = yd->buddies; buds; buds=buds->next) {
3270	struct yahoo_buddy * bud = buds->data;
3271	if(!strcmp(bud->id, yab->id)) {
3272	bud->yab_entry = yab;
3273	if(yab->nname) {
3274	bud->real_name = strdup(yab->nname);
3275	} else if(yab->fname && yab->lname) {
3276	bud->real_name = y_new0(char,
3277	strlen(yab->fname)+
3278	strlen(yab->lname)+2
3279	);
3280	sprintf(bud->real_name, "%s %s",
3281	yab->fname, yab->lname);
3282	} else if(yab->fname) {
3283	bud->real_name = strdup(yab->fname);
3284	}
3285	break; /* for */
3286	}
3287	}
3288	}
3289
3290	if(changed)
3291	YAHOO_CALLBACK(ext_yahoo_got_buddies)(yd->client_id, yd->buddies);
3292	}
3293
3294	static void yahoo_process_search_connection(struct yahoo_input_data *yid, int over)
3295	{
3296	struct yahoo_found_contact *yct=NULL;
3297	char p = (char )yid->rxqueue, np, cp;
3298	int k, n;
3299	int start=0, found=0, total=0;
3300	YList *contacts=NULL;
3301	struct yahoo_input_data *pyid = find_input_by_id_and_type(yid->yd->client_id, YAHOO_CONNECTION_PAGER);
3302
3303	if(!over \|\| !pyid)
3304	return;
3305
3306	if(p && (p=strstr(p, "\r\n\r\n"))) {
3307	p += 4;
3308
3309	for(k = 0; (p = strchr(p, 4)) && (k < 4); k++) {
3310	p++;
3311	n = atoi(p);
3312	switch(k) {
3313	case 0: found = pyid->ys->lsearch_nfound = n; break;
3314	case 2: start = pyid->ys->lsearch_nstart = n; break;
3315	case 3: total = pyid->ys->lsearch_ntotal = n; break;
3316	}
3317	}
3318
3319	if(p)
3320	p++;
3321
3322	k=0;
3323	while(p && *p) {
3324	cp = p;
3325	np = strchr(p, 4);
3326
3327	if(!np)
3328	break;
3329	*np = 0;
3330	p = np+1;
3331
3332	switch(k++) {
3333	case 1:
3334	if(strlen(cp) > 2 && y_list_length(contacts) < total) {
3335	yct = y_new0(struct yahoo_found_contact, 1);
3336	contacts = y_list_append(contacts, yct);
3337	yct->id = cp+2;
3338	} else {
3339	*p = 0;
3340	}
3341	break;
3342	case 2:
3343	yct->online = !strcmp(cp, "2") ? 1 : 0;
3344	break;
3345	case 3:
3346	yct->gender = cp;
3347	break;
3348	case 4:
3349	yct->age = atoi(cp);
3350	break;
3351	case 5:
3352	if(strcmp(cp, "5") != 0)
3353	yct->location = cp;
3354	k = 0;
3355	break;
3356	}
3357	}
3358	}
3359
3360	YAHOO_CALLBACK(ext_yahoo_got_search_result)(yid->yd->client_id, found, start, total, contacts);
3361
3362	while(contacts) {
3363	YList *node = contacts;
3364	contacts = y_list_remove_link(contacts, node);
3365	free(node->data);
3366	y_list_free_1(node);
3367	}
3368	}
3369
3370	static void _yahoo_webcam_connected(int fd, int error, void *d)
3371	{
3372	struct yahoo_input_data *yid = d;
3373	struct yahoo_webcam *wcm = yid->wcm;
3374	struct yahoo_data *yd = yid->yd;
3375	char conn_type[100];
3376	char *data=NULL;
3377	char *packet=NULL;
3378	unsigned char magic_nr[] = {1, 0, 0, 0, 1};
3379	unsigned header_len=0;
3380	unsigned int len=0;
3381	unsigned int pos=0;
3382
3383	if(error \|\| fd <= 0) {
3384	FREE(yid);
3385	return;
3386	}
3387
3388	yid->fd = fd;
3389	inputs = y_list_prepend(inputs, yid);
3390
3391	LOG(("Connected"));
3392	/* send initial packet */
3393	switch (wcm->direction)
3394	{
3395	case YAHOO_WEBCAM_DOWNLOAD:
3396	data = strdup("<REQIMG>");
3397	break;
3398	case YAHOO_WEBCAM_UPLOAD:
3399	data = strdup("<SNDIMG>");
3400	break;
3401	default:
3402	return;
3403	}
3404	yahoo_add_to_send_queue(yid, data, strlen(data));
3405	FREE(data);
3406
3407	/* send data */
3408	switch (wcm->direction)
3409	{
3410	case YAHOO_WEBCAM_DOWNLOAD:
3411	header_len = 8;
3412	data = strdup("a=2\r\nc=us\r\ne=21\r\nu=");
3413	data = y_string_append(data, yd->user);
3414	data = y_string_append(data, "\r\nt=");
3415	data = y_string_append(data, wcm->key);
3416	data = y_string_append(data, "\r\ni=");
3417	data = y_string_append(data, wcm->my_ip);
3418	data = y_string_append(data, "\r\ng=");
3419	data = y_string_append(data, wcm->user);
3420	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3421	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3422	data = y_string_append(data, conn_type);
3423	data = y_string_append(data, "\r\n");
3424	break;
3425	case YAHOO_WEBCAM_UPLOAD:
3426	header_len = 13;
3427	data = strdup("a=2\r\nc=us\r\nu=");
3428	data = y_string_append(data, yd->user);
3429	data = y_string_append(data, "\r\nt=");
3430	data = y_string_append(data, wcm->key);
3431	data = y_string_append(data, "\r\ni=");
3432	data = y_string_append(data, wcm->my_ip);
3433	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3434	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3435	data = y_string_append(data, conn_type);
3436	data = y_string_append(data, "\r\nb=");
3437	data = y_string_append(data, wcm->description);
3438	data = y_string_append(data, "\r\n");
3439	break;
3440	}
3441
3442	len = strlen(data);
3443	packet = y_new0(char, header_len + len);
3444	packet[pos++] = header_len;
3445	packet[pos++] = 0;
3446	switch (wcm->direction)
3447	{
3448	case YAHOO_WEBCAM_DOWNLOAD:
3449	packet[pos++] = 1;
3450	packet[pos++] = 0;
3451	break;
3452	case YAHOO_WEBCAM_UPLOAD:
3453	packet[pos++] = 5;
3454	packet[pos++] = 0;
3455	break;
3456	}
3457
3458	pos += yahoo_put32(packet + pos, len);
3459	if (wcm->direction == YAHOO_WEBCAM_UPLOAD)
3460	{
3461	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
3462	pos += sizeof(magic_nr);
3463	}
3464	memcpy(packet + pos, data, len);
3465	yahoo_add_to_send_queue(yid, packet, header_len + len);
3466	FREE(packet);
3467	FREE(data);
3468
3469	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_READ, yid);
3470	}
3471
3472	static void yahoo_webcam_connect(struct yahoo_input_data *y)
3473	{
3474	struct yahoo_webcam *wcm = y->wcm;
3475	struct yahoo_input_data *yid;
3476	struct yahoo_server_settings *yss;
3477
3478	if (!wcm \|\| !wcm->server \|\| !wcm->key)
3479	return;
3480
3481	yid = y_new0(struct yahoo_input_data, 1);
3482	yid->type = YAHOO_CONNECTION_WEBCAM;
3483	yid->yd = y->yd;
3484
3485	/* copy webcam data to new connection */
3486	yid->wcm = y->wcm;
3487	y->wcm = NULL;
3488
3489	yss = y->yd->server_settings;
3490
3491	yid->wcd = y_new0(struct yahoo_webcam_data, 1);
3492
3493	LOG(("Connecting to: %s:%d", wcm->server, wcm->port));
3494	YAHOO_CALLBACK(ext_yahoo_connect_async)(y->yd->client_id, wcm->server, wcm->port,
3495	_yahoo_webcam_connected, yid);
3496
3497	}
3498
3499	static void yahoo_process_webcam_master_connection(struct yahoo_input_data *yid, int over)
3500	{
3501	char* server;
3502	struct yahoo_server_settings *yss;
3503
3504	if(over)
3505	return;
3506
3507	server = yahoo_getwebcam_master(yid);
3508
3509	if (server)
3510	{
3511	yss = yid->yd->server_settings;
3512	yid->wcm->server = strdup(server);
3513	yid->wcm->port = yss->webcam_port;
3514	yid->wcm->conn_type = yss->conn_type;
3515	yid->wcm->my_ip = strdup(yss->local_host);
3516	if (yid->wcm->direction == YAHOO_WEBCAM_UPLOAD)
3517	yid->wcm->description = strdup(yss->webcam_description);
3518	yahoo_webcam_connect(yid);
3519	FREE(server);
3520	}
3521	}
3522
3523	static void yahoo_process_webcam_connection(struct yahoo_input_data *yid, int over)
3524	{
3525	int id = yid->yd->client_id;
3526	int fd = yid->fd;
3527
3528	if(over)
3529	return;
3530
3531	/* as long as we still have packets available keep processing them */
3532	while (find_input_by_id_and_fd(id, fd)
3533	&& yahoo_get_webcam_data(yid) == 1);
3534	}
3535
3536	static void (yahoo_process_connection[])(struct yahoo_input_data , int over) = {
3537	yahoo_process_pager_connection,
3538	yahoo_process_ft_connection,
3539	yahoo_process_yab_connection,
3540	yahoo_process_webcam_master_connection,
3541	yahoo_process_webcam_connection,
3542	yahoo_process_chatcat_connection,
3543	yahoo_process_search_connection
3544	};
3545
3546	int yahoo_read_ready(int id, int fd, void *data)
3547	{
3548	struct yahoo_input_data *yid = data;
3549	char buf[1024];
3550	int len;
3551
3552	LOG(("read callback: id=%d fd=%d data=%p", id, fd, data));
3553	if(!yid)
3554	return -2;
3555
3556
3557	do {
3558	len = read(fd, buf, sizeof(buf));
3559	} while(len == -1 && errno == EINTR);
3560
3561	if(len == -1 && errno == EAGAIN) /* we'll try again later */
3562	return 1;
3563
3564	if (len <= 0) {
3565	int e = errno;
3566	DEBUG_MSG(("len == %d (<= 0)", len));
3567
3568	if(yid->type == YAHOO_CONNECTION_PAGER) {
3569	YAHOO_CALLBACK(ext_yahoo_error)(yid->yd->client_id, "Connection closed by server", 1, E_CONNECTION);
3570	}
3571
3572	yahoo_process_connection[yid->type](yid, 1);
3573	yahoo_input_close(yid);
3574
3575	/* no need to return an error, because we've already fixed it */
3576	if(len == 0)
3577	return 1;
3578
3579	errno=e;
3580	LOG(("read error: %s", strerror(errno)));
3581	return -1;
3582	}
3583
3584	yid->rxqueue = y_renew(unsigned char, yid->rxqueue, len + yid->rxlen);
3585	memcpy(yid->rxqueue + yid->rxlen, buf, len);
3586	yid->rxlen += len;
3587
3588	yahoo_process_connection[yid->type](yid, 0);
3589
3590	return len;
3591	}
3592
3593	int yahoo_init_with_attributes(const char username, const char password, ...)
3594	{
3595	va_list ap;
3596	struct yahoo_data *yd;
3597
3598	yd = y_new0(struct yahoo_data, 1);
3599
3600	if(!yd)
3601	return 0;
3602
3603	yd->user = strdup(username);
3604	yd->password = strdup(password);
3605
3606	yd->initial_status = -1;
3607	yd->current_status = -1;
3608
3609	yd->client_id = ++last_id;
3610
3611	add_to_list(yd);
3612
3613	va_start(ap, password);
3614	yd->server_settings = _yahoo_assign_server_settings(ap);
3615	va_end(ap);
3616
3617	return yd->client_id;
3618	}
3619
3620	int yahoo_init(const char username, const char password)
3621	{
3622	return yahoo_init_with_attributes(username, password, NULL);
3623	}
3624
3625	struct connect_callback_data {
3626	struct yahoo_data *yd;
3627	int tag;
3628	int i;
3629	};
3630
3631	static void yahoo_connected(int fd, int error, void *data)
3632	{
3633	struct connect_callback_data *ccd = data;
3634	struct yahoo_data *yd = ccd->yd;
3635	struct yahoo_packet *pkt;
3636	struct yahoo_input_data *yid;
3637	struct yahoo_server_settings *yss = yd->server_settings;
3638
3639	if(error) {
3640	if(fallback_ports[ccd->i]) {
3641	int tag;
3642	yss->pager_port = fallback_ports[ccd->i++];
3643	tag = YAHOO_CALLBACK(ext_yahoo_connect_async)(yd->client_id, yss->pager_host,
3644	yss->pager_port, yahoo_connected, ccd);
3645
3646	if(tag > 0)
3647	ccd->tag=tag;
3648	} else {
3649	FREE(ccd);
3650	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_SOCK, NULL);
3651	}
3652	return;
3653	}
3654
3655	FREE(ccd);
3656
3657	/* fd < 0 && error == 0 means connect was cancelled */
3658	if(fd < 0)
3659	return;
3660
3661	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
3662	NOTICE(("Sending initial packet"));
3663
3664	yahoo_packet_hash(pkt, 1, yd->user);
3665
3666	yid = y_new0(struct yahoo_input_data, 1);
3667	yid->yd = yd;
3668	yid->fd = fd;
3669	inputs = y_list_prepend(inputs, yid);
3670
3671	yahoo_send_packet(yid, pkt, 0);
3672
3673	yahoo_packet_free(pkt);
3674
3675	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_READ, yid);
3676	}
3677
3678	void yahoo_login(int id, int initial)
3679	{
3680	struct yahoo_data *yd = find_conn_by_id(id);
3681	struct connect_callback_data *ccd;
3682	struct yahoo_server_settings *yss;
3683	int tag;
3684
3685	if(!yd)
3686	return;
3687
3688	yss = yd->server_settings;
3689
3690	yd->initial_status = initial;
3691
3692	ccd = y_new0(struct connect_callback_data, 1);
3693	ccd->yd = yd;
3694	tag = YAHOO_CALLBACK(ext_yahoo_connect_async)(yd->client_id, yss->pager_host, yss->pager_port,
3695	yahoo_connected, ccd);
3696
3697	/*
3698	* if tag <= 0, then callback has already been called
3699	* so ccd will have been freed
3700	*/
3701	if(tag > 0)
3702	ccd->tag = tag;
3703	else if(tag < 0)
3704	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_SOCK, NULL);
3705	}
3706
3707
3708	int yahoo_get_fd(int id)
3709	{
3710	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3711	if(!yid)
3712	return 0;
3713	else
3714	return yid->fd;
3715	}
3716
3717	void yahoo_send_im(int id, const char from, const char who, const char *what, int utf8, int picture)
3718	{
3719	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3720	struct yahoo_packet *pkt = NULL;
3721	struct yahoo_data *yd;
3722	char pic_str[10];
3723
3724	if(!yid)
3725	return;
3726
3727	yd = yid->yd;
3728
3729	pkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE, YAHOO_STATUS_OFFLINE, yd->session_id);
3730
3731	snprintf(pic_str, sizeof(pic_str), "%d", picture);
3732
3733	if(from && strcmp(from, yd->user))
3734	yahoo_packet_hash(pkt, 0, yd->user);
3735	yahoo_packet_hash(pkt, 1, from?from:yd->user);
3736	yahoo_packet_hash(pkt, 5, who);
3737	yahoo_packet_hash(pkt, 14, what);
3738
3739	if(utf8)
3740	yahoo_packet_hash(pkt, 97, "1");
3741
3742	yahoo_packet_hash(pkt, 63, ";0"); /* imvironment name; or ;0 */
3743	yahoo_packet_hash(pkt, 64, "0");
3744	yahoo_packet_hash(pkt, 206, pic_str);
3745
3746
3747	yahoo_send_packet(yid, pkt, 0);
3748
3749	yahoo_packet_free(pkt);
3750	}
3751
3752	void yahoo_send_typing(int id, const char from, const char who, int typ)
3753	{
3754	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3755	struct yahoo_data *yd;
3756	struct yahoo_packet *pkt = NULL;
3757	if(!yid)
3758	return;
3759
3760	yd = yid->yd;
3761	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YAHOO_STATUS_NOTIFY, yd->session_id);
3762
3763	yahoo_packet_hash(pkt, 5, who);
3764	yahoo_packet_hash(pkt, 4, from?from:yd->user);
3765	yahoo_packet_hash(pkt, 14, " ");
3766	yahoo_packet_hash(pkt, 13, typ ? "1" : "0");
3767	yahoo_packet_hash(pkt, 49, "TYPING");
3768
3769	yahoo_send_packet(yid, pkt, 0);
3770
3771	yahoo_packet_free(pkt);
3772	}
3773
3774	void yahoo_set_away(int id, enum yahoo_status state, const char *msg, int away)
3775	{
3776	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3777	struct yahoo_data *yd;
3778	struct yahoo_packet *pkt = NULL;
3779	int service;
3780	char s[4];
3781
3782	if(!yid)
3783	return;
3784
3785	yd = yid->yd;
3786
3787	if (msg) {
3788	yd->current_status = YAHOO_STATUS_CUSTOM;
3789	} else {
3790	yd->current_status = state;
3791	}
3792
3793	if (yd->current_status == YAHOO_STATUS_AVAILABLE)
3794	service = YAHOO_SERVICE_ISBACK;
3795	else
3796	service = YAHOO_SERVICE_ISAWAY;
3797
3798	if ((away == 2) && (yd->current_status == YAHOO_STATUS_AVAILABLE)) {
3799	pkt = yahoo_packet_new(YAHOO_SERVICE_ISAWAY, YAHOO_STATUS_BRB, yd->session_id);
3800	yahoo_packet_hash(pkt, 10, "999");
3801	yahoo_packet_hash(pkt, 47, "2");
3802	}else {
3803	pkt = yahoo_packet_new(service, YAHOO_STATUS_AVAILABLE, yd->session_id);
3804	snprintf(s, sizeof(s), "%d", yd->current_status);
3805	yahoo_packet_hash(pkt, 10, s);
3806	if (yd->current_status == YAHOO_STATUS_CUSTOM) {
3807	yahoo_packet_hash(pkt, 19, msg);
3808	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3809	} else {
3810	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3811	}
3812
3813
3814
3815	}
3816
3817	yahoo_send_packet(yid, pkt, 0);
3818	yahoo_packet_free(pkt);
3819	}
3820
3821	void yahoo_logoff(int id)
3822	{
3823	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3824	struct yahoo_data *yd;
3825	struct yahoo_packet *pkt = NULL;
3826
3827	if(!yid)
3828	return;
3829	yd = yid->yd;
3830
3831	LOG(("yahoo_logoff: current status: %d", yd->current_status));
3832
3833	if(yd->current_status != -1) {
3834	pkt = yahoo_packet_new(YAHOO_SERVICE_LOGOFF, YAHOO_STATUS_AVAILABLE, yd->session_id);
3835	yd->current_status = -1;
3836
3837	if (pkt) {
3838	yahoo_send_packet(yid, pkt, 0);
3839	yahoo_packet_free(pkt);
3840	}
3841	}
3842
3843	do {
3844	yahoo_input_close(yid);
3845	} while((yid = find_input_by_id(id)));
3846	}
3847
3848	void yahoo_get_list(int id)
3849	{
3850	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3851	struct yahoo_data *yd;
3852	struct yahoo_packet *pkt = NULL;
3853
3854	if(!yid)
3855	return;
3856	yd = yid->yd;
3857
3858	pkt = yahoo_packet_new(YAHOO_SERVICE_LIST, YAHOO_STATUS_AVAILABLE, yd->session_id);
3859	yahoo_packet_hash(pkt, 1, yd->user);
3860	if (pkt) {
3861	yahoo_send_packet(yid, pkt, 0);
3862	yahoo_packet_free(pkt);
3863	}
3864	}
3865
3866	static void _yahoo_http_connected(int id, int fd, int error, void *data)
3867	{
3868	struct yahoo_input_data *yid = data;
3869	if(fd <= 0) {
3870	inputs = y_list_remove(inputs, yid);
3871	FREE(yid);
3872	return;
3873	}
3874
3875	yid->fd = fd;
3876	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, fd, YAHOO_INPUT_READ, yid);
3877	}
3878
3879	void yahoo_get_yab(int id)
3880	{
3881	struct yahoo_data *yd = find_conn_by_id(id);
3882	struct yahoo_input_data *yid;
3883	char url[1024];
3884	char buff[1024];
3885
3886	if(!yd)
3887	return;
3888
3889	yid = y_new0(struct yahoo_input_data, 1);
3890	yid->yd = yd;
3891	yid->type = YAHOO_CONNECTION_YAB;
3892
3893	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?ab2=0");
3894
3895	snprintf(buff, sizeof(buff), "Y=%s; T=%s",
3896	yd->cookie_y, yd->cookie_t);
3897
3898	inputs = y_list_prepend(inputs, yid);
3899
3900	yahoo_http_get(yid->yd->client_id, url, buff,
3901	_yahoo_http_connected, yid);
3902	}
3903
3904	void yahoo_set_yab(int id, struct yab * yab)
3905	{
3906	struct yahoo_data *yd = find_conn_by_id(id);
3907	struct yahoo_input_data *yid;
3908	char url[1024];
3909	char buff[1024];
3910	char *temp;
3911	int size = sizeof(url)-1;
3912
3913	if(!yd)
3914	return;
3915
3916	yid = y_new0(struct yahoo_input_data, 1);
3917	yid->type = YAHOO_CONNECTION_YAB;
3918	yid->yd = yd;
3919
3920	strncpy(url, "http://insider.msg.yahoo.com/ycontent/?addab2=0", size);
3921
3922	if(yab->dbid) {
3923	/* change existing yab */
3924	char tmp[32];
3925	strncat(url, "&ee=1&ow=1&id=", size - strlen(url));
3926	snprintf(tmp, sizeof(tmp), "%d", yab->dbid);
3927	strncat(url, tmp, size - strlen(url));
3928	}
3929
3930	if(yab->fname) {
3931	strncat(url, "&fn=", size - strlen(url));
3932	temp = yahoo_urlencode(yab->fname);
3933	strncat(url, temp, size - strlen(url));
3934	free(temp);
3935	}
3936	if(yab->lname) {
3937	strncat(url, "&ln=", size - strlen(url));
3938	temp = yahoo_urlencode(yab->lname);
3939	strncat(url, temp, size - strlen(url));
3940	free(temp);
3941	}
3942	strncat(url, "&yid=", size - strlen(url));
3943	temp = yahoo_urlencode(yab->id);
3944	strncat(url, temp, size - strlen(url));
3945	free(temp);
3946	if(yab->nname) {
3947	strncat(url, "&nn=", size - strlen(url));
3948	temp = yahoo_urlencode(yab->nname);
3949	strncat(url, temp, size - strlen(url));
3950	free(temp);
3951	}
3952	if(yab->email) {
3953	strncat(url, "&e=", size - strlen(url));
3954	temp = yahoo_urlencode(yab->email);
3955	strncat(url, temp, size - strlen(url));
3956	free(temp);
3957	}
3958	if(yab->hphone) {
3959	strncat(url, "&hp=", size - strlen(url));
3960	temp = yahoo_urlencode(yab->hphone);
3961	strncat(url, temp, size - strlen(url));
3962	free(temp);
3963	}
3964	if(yab->wphone) {
3965	strncat(url, "&wp=", size - strlen(url));
3966	temp = yahoo_urlencode(yab->wphone);
3967	strncat(url, temp, size - strlen(url));
3968	free(temp);
3969	}
3970	if(yab->mphone) {
3971	strncat(url, "&mp=", size - strlen(url));
3972	temp = yahoo_urlencode(yab->mphone);
3973	strncat(url, temp, size - strlen(url));
3974	free(temp);
3975	}
3976	strncat(url, "&pp=0", size - strlen(url));
3977
3978	snprintf(buff, sizeof(buff), "Y=%s; T=%s",
3979	yd->cookie_y, yd->cookie_t);
3980
3981	inputs = y_list_prepend(inputs, yid);
3982
3983	yahoo_http_get(yid->yd->client_id, url, buff,
3984	_yahoo_http_connected, yid);
3985	}
3986
3987	void yahoo_set_identity_status(int id, const char * identity, int active)
3988	{
3989	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3990	struct yahoo_data *yd;
3991	struct yahoo_packet *pkt = NULL;
3992
3993	if(!yid)
3994	return;
3995	yd = yid->yd;
3996
3997	pkt = yahoo_packet_new(active?YAHOO_SERVICE_IDACT:YAHOO_SERVICE_IDDEACT,
3998	YAHOO_STATUS_AVAILABLE, yd->session_id);
3999	yahoo_packet_hash(pkt, 3, identity);
4000	if (pkt) {
4001	yahoo_send_packet(yid, pkt, 0);
4002	yahoo_packet_free(pkt);
4003	}
4004	}
4005
4006	void yahoo_refresh(int id)
4007	{
4008	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4009	struct yahoo_data *yd;
4010	struct yahoo_packet *pkt = NULL;
4011
4012	if(!yid)
4013	return;
4014	yd = yid->yd;
4015
4016	pkt = yahoo_packet_new(YAHOO_SERVICE_USERSTAT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4017	if (pkt) {
4018	yahoo_send_packet(yid, pkt, 0);
4019	yahoo_packet_free(pkt);
4020	}
4021	}
4022
4023	void yahoo_keepalive(int id)
4024	{
4025	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4026	struct yahoo_data *yd;
4027	struct yahoo_packet *pkt=NULL;
4028	if(!yid)
4029	return;
4030	yd = yid->yd;
4031
4032	pkt = yahoo_packet_new(YAHOO_SERVICE_PING, YAHOO_STATUS_AVAILABLE, yd->session_id);
4033	yahoo_send_packet(yid, pkt, 0);
4034	yahoo_packet_free(pkt);
4035	}
4036
4037	void yahoo_chat_keepalive (int id)
4038	{
4039	struct yahoo_input_data *yid = find_input_by_id_and_type (id, YAHOO_CONNECTION_PAGER);
4040	struct yahoo_data *yd;
4041	struct yahoo_packet *pkt = NULL;
4042
4043	if (!yid)
4044	return;
4045
4046	yd = yid->yd;
4047
4048	pkt = yahoo_packet_new (YAHOO_SERVICE_CHATPING, YAHOO_STATUS_AVAILABLE, yd->session_id);
4049	yahoo_send_packet (yid, pkt, 0);
4050	yahoo_packet_free (pkt);
4051	}
4052
4053	void yahoo_add_buddy(int id, const char who, const char group, const char *msg)
4054	{
4055	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4056	struct yahoo_data *yd;
4057	struct yahoo_packet *pkt;
4058
4059	if(!yid)
4060	return;
4061	yd = yid->yd;
4062
4063	if (!yd->logged_in)
4064	return;
4065
4066	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4067	yahoo_packet_hash(pkt, 1, yd->user);
4068	yahoo_packet_hash(pkt, 7, who);
4069	yahoo_packet_hash(pkt, 65, group);
4070	if (msg != NULL) /* add message/request "it's me add me" */
4071	yahoo_packet_hash(pkt, 14, msg);
4072	yahoo_send_packet(yid, pkt, 0);
4073	yahoo_packet_free(pkt);
4074	}
4075
4076	void yahoo_remove_buddy(int id, const char who, const char group)
4077	{
4078	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4079	struct yahoo_data *yd;
4080	struct yahoo_packet *pkt = NULL;
4081
4082	if(!yid)
4083	return;
4084	yd = yid->yd;
4085
4086	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4087
4088	yahoo_packet_hash(pkt, 1, yd->user);
4089	yahoo_packet_hash(pkt, 7, who);
4090	yahoo_packet_hash(pkt, 65, group);
4091	yahoo_send_packet(yid, pkt, 0);
4092	yahoo_packet_free(pkt);
4093	}
4094
4095	void yahoo_reject_buddy(int id, const char who, const char msg)
4096	{
4097	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4098	struct yahoo_data *yd;
4099	struct yahoo_packet *pkt;
4100
4101	if(!yid)
4102	return;
4103	yd = yid->yd;
4104
4105	if (!yd->logged_in)
4106	return;
4107
4108	pkt = yahoo_packet_new(YAHOO_SERVICE_REJECTCONTACT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4109	yahoo_packet_hash(pkt, 1, yd->user);
4110	yahoo_packet_hash(pkt, 7, who);
4111	yahoo_packet_hash(pkt, 14, msg);
4112	yahoo_send_packet(yid, pkt, 0);
4113	yahoo_packet_free(pkt);
4114	}
4115
4116	void yahoo_ignore_buddy(int id, const char *who, int unignore)
4117	{
4118	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4119	struct yahoo_data *yd;
4120	struct yahoo_packet *pkt;
4121
4122	if(!yid)
4123	return;
4124	yd = yid->yd;
4125
4126	if (!yd->logged_in)
4127	return;
4128
4129	pkt = yahoo_packet_new(YAHOO_SERVICE_IGNORECONTACT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4130	yahoo_packet_hash(pkt, 1, yd->user);
4131	yahoo_packet_hash(pkt, 7, who);
4132	yahoo_packet_hash(pkt, 13, unignore?"2":"1");
4133	yahoo_send_packet(yid, pkt, 0);
4134	yahoo_packet_free(pkt);
4135	}
4136
4137	void yahoo_stealth_buddy(int id, const char *who, int unstealth)
4138	{
4139	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4140	struct yahoo_data *yd;
4141	struct yahoo_packet *pkt;
4142
4143	if(!yid)
4144	return;
4145	yd = yid->yd;
4146
4147	if (!yd->logged_in)
4148	return;
4149
4150	pkt = yahoo_packet_new(YAHOO_SERVICE_STEALTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
4151	yahoo_packet_hash(pkt, 1, yd->user);
4152	yahoo_packet_hash(pkt, 7, who);
4153	yahoo_packet_hash(pkt, 31, unstealth?"2":"1");
4154	yahoo_packet_hash(pkt, 13, "2");
4155	yahoo_send_packet(yid, pkt, 0);
4156	yahoo_packet_free(pkt);
4157	}
4158
4159	void yahoo_change_buddy_group(int id, const char who, const char old_group, const char *new_group)
4160	{
4161	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4162	struct yahoo_data *yd;
4163	struct yahoo_packet *pkt = NULL;
4164
4165	if(!yid)
4166	return;
4167	yd = yid->yd;
4168
4169	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4170	yahoo_packet_hash(pkt, 1, yd->user);
4171	yahoo_packet_hash(pkt, 7, who);
4172	yahoo_packet_hash(pkt, 65, new_group);
4173	yahoo_packet_hash(pkt, 14, " ");
4174
4175	yahoo_send_packet(yid, pkt, 0);
4176	yahoo_packet_free(pkt);
4177
4178	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4179	yahoo_packet_hash(pkt, 1, yd->user);
4180	yahoo_packet_hash(pkt, 7, who);
4181	yahoo_packet_hash(pkt, 65, old_group);
4182	yahoo_send_packet(yid, pkt, 0);
4183	yahoo_packet_free(pkt);
4184	}
4185
4186	void yahoo_group_rename(int id, const char old_group, const char new_group)
4187	{
4188	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4189	struct yahoo_data *yd;
4190	struct yahoo_packet *pkt = NULL;
4191
4192	if(!yid)
4193	return;
4194	yd = yid->yd;
4195
4196	pkt = yahoo_packet_new(YAHOO_SERVICE_GROUPRENAME, YAHOO_STATUS_AVAILABLE, yd->session_id);
4197	yahoo_packet_hash(pkt, 1, yd->user);
4198	yahoo_packet_hash(pkt, 65, old_group);
4199	yahoo_packet_hash(pkt, 67, new_group);
4200
4201	yahoo_send_packet(yid, pkt, 0);
4202	yahoo_packet_free(pkt);
4203	}
4204
4205	void yahoo_conference_addinvite(int id, const char * from, const char who, const char room, const YList * members, const char *msg)
4206	{
4207	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4208	struct yahoo_data *yd;
4209	struct yahoo_packet *pkt;
4210
4211	if(!yid)
4212	return;
4213	yd = yid->yd;
4214
4215	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFADDINVITE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4216
4217	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4218	yahoo_packet_hash(pkt, 51, who);
4219	yahoo_packet_hash(pkt, 57, room);
4220	yahoo_packet_hash(pkt, 58, msg);
4221	yahoo_packet_hash(pkt, 13, "0");
4222	for(; members; members = members->next) {
4223	yahoo_packet_hash(pkt, 52, (char *)members->data);
4224	yahoo_packet_hash(pkt, 53, (char *)members->data);
4225	}
4226	/* 52, 53 -> other members? */
4227
4228	yahoo_send_packet(yid, pkt, 0);
4229
4230	yahoo_packet_free(pkt);
4231	}
4232
4233	void yahoo_conference_invite(int id, const char * from, YList who, const char room, const char *msg)
4234	{
4235	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4236	struct yahoo_data *yd;
4237	struct yahoo_packet *pkt;
4238
4239	if(!yid)
4240	return;
4241	yd = yid->yd;
4242
4243	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFINVITE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4244
4245	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4246	yahoo_packet_hash(pkt, 50, yd->user);
4247	for(; who; who = who->next) {
4248	yahoo_packet_hash(pkt, 52, (char *)who->data);
4249	}
4250	yahoo_packet_hash(pkt, 57, room);
4251	yahoo_packet_hash(pkt, 58, msg);
4252	yahoo_packet_hash(pkt, 13, "0");
4253
4254	yahoo_send_packet(yid, pkt, 0);
4255
4256	yahoo_packet_free(pkt);
4257	}
4258
4259	void yahoo_conference_logon(int id, const char from, YList who, const char *room)
4260	{
4261	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4262	struct yahoo_data *yd;
4263	struct yahoo_packet *pkt;
4264
4265	if(!yid)
4266	return;
4267	yd = yid->yd;
4268
4269	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGON, YAHOO_STATUS_AVAILABLE, yd->session_id);
4270
4271	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4272	for(; who; who = who->next) {
4273	yahoo_packet_hash(pkt, 3, (char *)who->data);
4274	}
4275	yahoo_packet_hash(pkt, 57, room);
4276
4277	yahoo_send_packet(yid, pkt, 0);
4278
4279	yahoo_packet_free(pkt);
4280	}
4281
4282	void yahoo_conference_decline(int id, const char * from, YList who, const char room, const char *msg)
4283	{
4284	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4285	struct yahoo_data *yd;
4286	struct yahoo_packet *pkt;
4287
4288	if(!yid)
4289	return;
4290	yd = yid->yd;
4291
4292	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFDECLINE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4293
4294	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4295	for(; who; who = who->next) {
4296	yahoo_packet_hash(pkt, 3, (char *)who->data);
4297	}
4298	yahoo_packet_hash(pkt, 57, room);
4299	yahoo_packet_hash(pkt, 14, msg);
4300
4301	yahoo_send_packet(yid, pkt, 0);
4302
4303	yahoo_packet_free(pkt);
4304	}
4305
4306	void yahoo_conference_logoff(int id, const char * from, YList who, const char room)
4307	{
4308	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4309	struct yahoo_data *yd;
4310	struct yahoo_packet *pkt;
4311
4312	if(!yid)
4313	return;
4314	yd = yid->yd;
4315
4316	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGOFF, YAHOO_STATUS_AVAILABLE, yd->session_id);
4317
4318	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4319	for(; who; who = who->next) {
4320	yahoo_packet_hash(pkt, 3, (char *)who->data);
4321	}
4322	yahoo_packet_hash(pkt, 57, room);
4323
4324	yahoo_send_packet(yid, pkt, 0);
4325
4326	yahoo_packet_free(pkt);
4327	}
4328
4329	void yahoo_conference_message(int id, const char * from, YList who, const char room, const char *msg, int utf8)
4330	{
4331	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4332	struct yahoo_data *yd;
4333	struct yahoo_packet *pkt;
4334
4335	if(!yid)
4336	return;
4337	yd = yid->yd;
4338
4339	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFMSG, YAHOO_STATUS_AVAILABLE, yd->session_id);
4340
4341	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4342	for(; who; who = who->next) {
4343	yahoo_packet_hash(pkt, 53, (char *)who->data);
4344	}
4345	yahoo_packet_hash(pkt, 57, room);
4346	yahoo_packet_hash(pkt, 14, msg);
4347
4348	if(utf8)
4349	yahoo_packet_hash(pkt, 97, "1");
4350
4351	yahoo_send_packet(yid, pkt, 0);
4352
4353	yahoo_packet_free(pkt);
4354	}
4355
4356	void yahoo_get_chatrooms(int id, int chatroomid)
4357	{
4358	struct yahoo_data *yd = find_conn_by_id(id);
4359	struct yahoo_input_data *yid;
4360	char url[1024];
4361	char buff[1024];
4362
4363	if(!yd)
4364	return;
4365
4366	yid = y_new0(struct yahoo_input_data, 1);
4367	yid->yd = yd;
4368	yid->type = YAHOO_CONNECTION_CHATCAT;
4369
4370	if (chatroomid == 0) {
4371	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?chatcat=0");
4372	} else {
4373	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?chatroom_%d=0",chatroomid);
4374	}
4375
4376	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4377
4378	inputs = y_list_prepend(inputs, yid);
4379
4380	yahoo_http_get(yid->yd->client_id, url, buff, _yahoo_http_connected, yid);
4381	}
4382
4383	void yahoo_chat_logon(int id, const char from, const char room, const char *roomid)
4384	{
4385	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4386	struct yahoo_data *yd;
4387	struct yahoo_packet *pkt;
4388
4389	if(!yid)
4390	return;
4391
4392	yd = yid->yd;
4393
4394	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATONLINE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4395
4396	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4397	yahoo_packet_hash(pkt, 109, yd->user);
4398	yahoo_packet_hash(pkt, 6, "abcde");
4399
4400	yahoo_send_packet(yid, pkt, 0);
4401
4402	yahoo_packet_free(pkt);
4403
4404	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATJOIN, YAHOO_STATUS_AVAILABLE, yd->session_id);
4405
4406	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4407	yahoo_packet_hash(pkt, 104, room);
4408	yahoo_packet_hash(pkt, 129, roomid);
4409	yahoo_packet_hash(pkt, 62, "2"); /* ??? */
4410
4411	yahoo_send_packet(yid, pkt, 0);
4412
4413	yahoo_packet_free(pkt);
4414	}
4415
4416
4417	void yahoo_chat_message(int id, const char from, const char room, const char *msg, const int msgtype, const int utf8)
4418	{
4419	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4420	struct yahoo_data *yd;
4421	struct yahoo_packet *pkt;
4422	char buf[2];
4423
4424	if(!yid)
4425	return;
4426
4427	yd = yid->yd;
4428
4429	pkt = yahoo_packet_new(YAHOO_SERVICE_COMMENT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4430
4431	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4432	yahoo_packet_hash(pkt, 104, room);
4433	yahoo_packet_hash(pkt, 117, msg);
4434
4435	snprintf(buf, sizeof(buf), "%d", msgtype);
4436	yahoo_packet_hash(pkt, 124, buf);
4437
4438	if(utf8)
4439	yahoo_packet_hash(pkt, 97, "1");
4440
4441	yahoo_send_packet(yid, pkt, 0);
4442
4443	yahoo_packet_free(pkt);
4444	}
4445
4446
4447	void yahoo_chat_logoff(int id, const char *from)
4448	{
4449	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4450	struct yahoo_data *yd;
4451	struct yahoo_packet *pkt;
4452
4453	if(!yid)
4454	return;
4455
4456	yd = yid->yd;
4457
4458	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATLOGOUT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4459
4460	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4461
4462	yahoo_send_packet(yid, pkt, 0);
4463
4464	yahoo_packet_free(pkt);
4465	}
4466
4467	void yahoo_buddyicon_request(int id, const char *who)
4468	{
4469	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4470	struct yahoo_data *yd;
4471	struct yahoo_packet *pkt;
4472
4473	if( !yid )
4474	return;
4475
4476	yd = yid->yd;
4477
4478	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YAHOO_STATUS_AVAILABLE, 0);
4479	yahoo_packet_hash(pkt, 4, yd->user);
4480	yahoo_packet_hash(pkt, 5, who);
4481	yahoo_packet_hash(pkt, 13, "1");
4482	yahoo_send_packet(yid, pkt, 0);
4483
4484	yahoo_packet_free(pkt);
4485	}
4486
4487	void yahoo_send_picture_info(int id, const char who, const char url, int checksum)
4488	{
4489	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4490	struct yahoo_data *yd;
4491	struct yahoo_packet *pkt;
4492	char checksum_str[10];
4493
4494	if( !yid )
4495	return;
4496
4497	yd = yid->yd;
4498
4499	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4500
4501	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YAHOO_STATUS_AVAILABLE, 0);
4502	yahoo_packet_hash(pkt, 1, yd->user);
4503	yahoo_packet_hash(pkt, 4, yd->user);
4504	yahoo_packet_hash(pkt, 5, who);
4505	yahoo_packet_hash(pkt, 13, "2");
4506	yahoo_packet_hash(pkt, 20, url);
4507	yahoo_packet_hash(pkt, 192, checksum_str);
4508	yahoo_send_packet(yid, pkt, 0);
4509
4510	yahoo_packet_free(pkt);
4511	}
4512
4513	void yahoo_send_picture_update(int id, const char *who, int type)
4514	{
4515	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4516	struct yahoo_data *yd;
4517	struct yahoo_packet *pkt;
4518	char type_str[10];
4519
4520	if( !yid )
4521	return;
4522
4523	yd = yid->yd;
4524
4525	snprintf(type_str, sizeof(type_str), "%d", type);
4526
4527	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPDATE, YAHOO_STATUS_AVAILABLE, 0);
4528	yahoo_packet_hash(pkt, 1, yd->user);
4529	yahoo_packet_hash(pkt, 5, who);
4530	yahoo_packet_hash(pkt, 206, type_str);
4531	yahoo_send_packet(yid, pkt, 0);
4532
4533	yahoo_packet_free(pkt);
4534	}
4535
4536	void yahoo_send_picture_checksum(int id, const char *who, int checksum)
4537	{
4538	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4539	struct yahoo_data *yd;
4540	struct yahoo_packet *pkt;
4541	char checksum_str[10];
4542
4543	if( !yid )
4544	return;
4545
4546	yd = yid->yd;
4547
4548	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4549
4550	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_CHECKSUM, YAHOO_STATUS_AVAILABLE, 0);
4551	yahoo_packet_hash(pkt, 1, yd->user);
4552	if( who != 0 )
4553	yahoo_packet_hash(pkt, 5, who);
4554	yahoo_packet_hash(pkt, 192, checksum_str);
4555	yahoo_packet_hash(pkt, 212, "1");
4556	yahoo_send_packet(yid, pkt, 0);
4557
4558	yahoo_packet_free(pkt);
4559	}
4560
4561	void yahoo_webcam_close_feed(int id, const char *who)
4562	{
4563	struct yahoo_input_data *yid = find_input_by_id_and_webcam_user(id, who);
4564
4565	if(yid)
4566	yahoo_input_close(yid);
4567	}
4568
4569	void yahoo_webcam_get_feed(int id, const char *who)
4570	{
4571	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4572	struct yahoo_data *yd;
4573	struct yahoo_packet *pkt;
4574
4575	if(!yid)
4576	return;
4577
4578	/*
4579	* add the user to the queue. this is a dirty hack, since
4580	* the yahoo server doesn't tell us who's key it's returning,
4581	* we have to just hope that it sends back keys in the same
4582	* order that we request them.
4583	* The queue is popped in yahoo_process_webcam_key
4584	*/
4585	webcam_queue = y_list_append(webcam_queue, who?strdup(who):NULL);
4586
4587	yd = yid->yd;
4588
4589	pkt = yahoo_packet_new(YAHOO_SERVICE_WEBCAM, YAHOO_STATUS_AVAILABLE, yd->session_id);
4590
4591	yahoo_packet_hash(pkt, 1, yd->user);
4592	if (who != NULL)
4593	yahoo_packet_hash(pkt, 5, who);
4594	yahoo_send_packet(yid, pkt, 0);
4595
4596	yahoo_packet_free(pkt);
4597	}
4598
4599	void yahoo_webcam_send_image(int id, unsigned char *image, unsigned int length, unsigned int timestamp)
4600	{
4601	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4602	unsigned char *packet;
4603	unsigned char header_len = 13;
4604	unsigned int pos = 0;
4605
4606	if (!yid)
4607	return;
4608
4609	packet = y_new0(unsigned char, header_len);
4610
4611	packet[pos++] = header_len;
4612	packet[pos++] = 0;
4613	packet[pos++] = 5; /* version byte?? */
4614	packet[pos++] = 0;
4615	pos += yahoo_put32(packet + pos, length);
4616	packet[pos++] = 2; /* packet type, image */
4617	pos += yahoo_put32(packet + pos, timestamp);
4618	yahoo_add_to_send_queue(yid, packet, header_len);
4619	FREE(packet);
4620
4621	if (length)
4622	yahoo_add_to_send_queue(yid, image, length);
4623	}
4624
4625	void yahoo_webcam_accept_viewer(int id, const char* who, int accept)
4626	{
4627	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4628	char *packet = NULL;
4629	char *data = NULL;
4630	unsigned char header_len = 13;
4631	unsigned int pos = 0;
4632	unsigned int len = 0;
4633
4634	if (!yid)
4635	return;
4636
4637	data = strdup("u=");
4638	data = y_string_append(data, (char*)who);
4639	data = y_string_append(data, "\r\n");
4640	len = strlen(data);
4641
4642	packet = y_new0(char, header_len + len);
4643	packet[pos++] = header_len;
4644	packet[pos++] = 0;
4645	packet[pos++] = 5; /* version byte?? */
4646	packet[pos++] = 0;
4647	pos += yahoo_put32(packet + pos, len);
4648	packet[pos++] = 0; /* packet type */
4649	pos += yahoo_put32(packet + pos, accept);
4650	memcpy(packet + pos, data, len);
4651	FREE(data);
4652	yahoo_add_to_send_queue(yid, packet, header_len + len);
4653	FREE(packet);
4654	}
4655
4656	void yahoo_webcam_invite(int id, const char *who)
4657	{
4658	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4659	struct yahoo_packet *pkt;
4660
4661	if(!yid)
4662	return;
4663
4664	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YAHOO_STATUS_NOTIFY, yid->yd->session_id);
4665
4666	yahoo_packet_hash(pkt, 49, "WEBCAMINVITE");
4667	yahoo_packet_hash(pkt, 14, " ");
4668	yahoo_packet_hash(pkt, 13, "0");
4669	yahoo_packet_hash(pkt, 1, yid->yd->user);
4670	yahoo_packet_hash(pkt, 5, who);
4671	yahoo_send_packet(yid, pkt, 0);
4672
4673	yahoo_packet_free(pkt);
4674	}
4675
4676	static void yahoo_search_internal(int id, int t, const char *text, int g, int ar, int photo, int yahoo_only, int startpos, int total)
4677	{
4678	struct yahoo_data *yd = find_conn_by_id(id);
4679	struct yahoo_input_data *yid;
4680	char url[1024];
4681	char buff[1024];
4682	char ctext, p;
4683
4684	if(!yd)
4685	return;
4686
4687	yid = y_new0(struct yahoo_input_data, 1);
4688	yid->yd = yd;
4689	yid->type = YAHOO_CONNECTION_SEARCH;
4690
4691	/*
4692	age range
4693	.ar=1 - 13-18, 2 - 18-25, 3 - 25-35, 4 - 35-50, 5 - 50-70, 6 - 70+
4694	*/
4695
4696	snprintf(buff, sizeof(buff), "&.sq=%%20&.tt=%d&.ss=%d", total, startpos);
4697
4698	ctext = strdup(text);
4699	while((p = strchr(ctext, ' ')))
4700	*p = '+';
4701
4702	snprintf(url, 1024, "http://members.yahoo.com/interests?.oc=m&.kw=%s&.sb=%d&.g=%d&.ar=0%s%s%s",
4703	ctext, t, g, photo ? "&.p=y" : "", yahoo_only ? "&.pg=y" : "",
4704	startpos ? buff : "");
4705
4706	FREE(ctext);
4707
4708	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4709
4710	inputs = y_list_prepend(inputs, yid);
4711	yahoo_http_get(yid->yd->client_id, url, buff, _yahoo_http_connected, yid);
4712	}
4713
4714	void yahoo_search(int id, enum yahoo_search_type t, const char *text, enum yahoo_search_gender g, enum yahoo_search_agerange ar,
4715	int photo, int yahoo_only)
4716	{
4717	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4718	struct yahoo_search_state *yss;
4719
4720	if(!yid)
4721	return;
4722
4723	if(!yid->ys)
4724	yid->ys = y_new0(struct yahoo_search_state, 1);
4725
4726	yss = yid->ys;
4727
4728	FREE(yss->lsearch_text);
4729	yss->lsearch_type = t;
4730	yss->lsearch_text = strdup(text);
4731	yss->lsearch_gender = g;
4732	yss->lsearch_agerange = ar;
4733	yss->lsearch_photo = photo;
4734	yss->lsearch_yahoo_only = yahoo_only;
4735
4736	yahoo_search_internal(id, t, text, g, ar, photo, yahoo_only, 0, 0);
4737	}
4738
4739	void yahoo_search_again(int id, int start)
4740	{
4741	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4742	struct yahoo_search_state *yss;
4743
4744	if(!yid \|\| !yid->ys)
4745	return;
4746
4747	yss = yid->ys;
4748
4749	if(start == -1)
4750	start = yss->lsearch_nstart + yss->lsearch_nfound;
4751
4752	yahoo_search_internal(id, yss->lsearch_type, yss->lsearch_text,
4753	yss->lsearch_gender, yss->lsearch_agerange,
4754	yss->lsearch_photo, yss->lsearch_yahoo_only,
4755	start, yss->lsearch_ntotal);
4756	}
4757
4758	struct send_file_data {
4759	struct yahoo_packet *pkt;
4760	yahoo_get_fd_callback callback;
4761	void *user_data;
4762	};
4763
4764	static void _yahoo_send_picture_connected(int id, int fd, int error, void *data)
4765	{
4766	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_FT);
4767	struct send_file_data *sfd = data;
4768	struct yahoo_packet *pkt = sfd->pkt;
4769	unsigned char buff[1024];
4770
4771	if(fd <= 0) {
4772	sfd->callback(id, fd, error, sfd->user_data);
4773	FREE(sfd);
4774	yahoo_packet_free(pkt);
4775	inputs = y_list_remove(inputs, yid);
4776	FREE(yid);
4777	return;
4778	}
4779
4780	yid->fd = fd;
4781	yahoo_send_packet(yid, pkt, 8);
4782	yahoo_packet_free(pkt);
4783
4784	snprintf((char *)buff, sizeof(buff), "29");
4785	buff[2] = 0xc0;
4786	buff[3] = 0x80;
4787
4788	write(yid->fd, buff, 4);
4789
4790	/* YAHOO_CALLBACK(ext_yahoo_add_handler)(nyd->fd, YAHOO_INPUT_READ); */
4791
4792	sfd->callback(id, fd, error, sfd->user_data);
4793	FREE(sfd);
4794	inputs = y_list_remove(inputs, yid);
4795	/*
4796	while(yahoo_tcp_readline(buff, sizeof(buff), nyd->fd) > 0) {
4797	if(!strcmp(buff, ""))
4798	break;
4799	}
4800
4801	*/
4802	yahoo_input_close(yid);
4803	}
4804
4805	void yahoo_send_picture(int id, const char *name, unsigned long size,
4806	yahoo_get_fd_callback callback, void *data)
4807	{
4808	struct yahoo_data *yd = find_conn_by_id(id);
4809	struct yahoo_input_data *yid;
4810	struct yahoo_server_settings *yss;
4811	struct yahoo_packet *pkt = NULL;
4812	char size_str[10];
4813	char expire_str[10];
4814	long content_length=0;
4815	unsigned char buff[1024];
4816	char url[255];
4817	struct send_file_data *sfd;
4818
4819	if(!yd)
4820	return;
4821
4822	yss = yd->server_settings;
4823
4824	yid = y_new0(struct yahoo_input_data, 1);
4825	yid->yd = yd;
4826	yid->type = YAHOO_CONNECTION_FT;
4827
4828	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPLOAD, YAHOO_STATUS_AVAILABLE, yd->session_id);
4829
4830	snprintf(size_str, sizeof(size_str), "%ld", size);
4831	snprintf(expire_str, sizeof(expire_str), "%ld", (long)604800);
4832
4833	yahoo_packet_hash(pkt, 0, yd->user);
4834	yahoo_packet_hash(pkt, 1, yd->user);
4835	yahoo_packet_hash(pkt, 14, "");
4836	yahoo_packet_hash(pkt, 27, name);
4837	yahoo_packet_hash(pkt, 28, size_str);
4838	yahoo_packet_hash(pkt, 38, expire_str);
4839
4840
4841	content_length = YAHOO_PACKET_HDRLEN + yahoo_packet_length(pkt);
4842
4843	snprintf(url, sizeof(url), "http://%s:%d/notifyft",
4844	yss->filetransfer_host, yss->filetransfer_port);
4845	snprintf((char *)buff, sizeof(buff), "Y=%s; T=%s",
4846	yd->cookie_y, yd->cookie_t);
4847	inputs = y_list_prepend(inputs, yid);
4848
4849	sfd = y_new0(struct send_file_data, 1);
4850	sfd->pkt = pkt;
4851	sfd->callback = callback;
4852	sfd->user_data = data;
4853	yahoo_http_post(yid->yd->client_id, url, (char *)buff, content_length+4+size,
4854	_yahoo_send_picture_connected, sfd);
4855	}
4856
4857	static void _yahoo_send_file_connected(int id, int fd, int error, void *data)
4858	{
4859	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_FT);
4860	struct send_file_data *sfd = data;
4861	struct yahoo_packet *pkt = sfd->pkt;
4862	unsigned char buff[1024];
4863
4864	if(fd <= 0) {
4865	sfd->callback(id, fd, error, sfd->user_data);
4866	FREE(sfd);
4867	yahoo_packet_free(pkt);
4868	inputs = y_list_remove(inputs, yid);
4869	FREE(yid);
4870	return;
4871	}
4872
4873	yid->fd = fd;
4874	yahoo_send_packet(yid, pkt, 8);
4875	yahoo_packet_free(pkt);
4876
4877	snprintf((char *)buff, sizeof(buff), "29");
4878	buff[2] = 0xc0;
4879	buff[3] = 0x80;
4880
4881	write(yid->fd, buff, 4);
4882
4883	/* YAHOO_CALLBACK(ext_yahoo_add_handler)(nyd->fd, YAHOO_INPUT_READ); */
4884
4885	sfd->callback(id, fd, error, sfd->user_data);
4886	FREE(sfd);
4887	inputs = y_list_remove(inputs, yid);
4888	/*
4889	while(yahoo_tcp_readline(buff, sizeof(buff), nyd->fd) > 0) {
4890	if(!strcmp(buff, ""))
4891	break;
4892	}
4893
4894	*/
4895	yahoo_input_close(yid);
4896	}
4897
4898	void yahoo_send_file(int id, const char who, const char msg,
4899	const char *name, unsigned long size,
4900	yahoo_get_fd_callback callback, void *data)
4901	{
4902	struct yahoo_data *yd = find_conn_by_id(id);
4903	struct yahoo_input_data *yid;
4904	struct yahoo_server_settings *yss;
4905	struct yahoo_packet *pkt = NULL;
4906	char size_str[10];
4907	long content_length=0;
4908	unsigned char buff[1024];
4909	char url[255];
4910	struct send_file_data *sfd;
4911
4912	if(!yd)
4913	return;
4914
4915	yss = yd->server_settings;
4916
4917	yid = y_new0(struct yahoo_input_data, 1);
4918	yid->yd = yd;
4919	yid->type = YAHOO_CONNECTION_FT;
4920
4921	pkt = yahoo_packet_new(YAHOO_SERVICE_FILETRANSFER, YAHOO_STATUS_AVAILABLE, yd->session_id);
4922
4923	snprintf(size_str, sizeof(size_str), "%ld", size);
4924
4925	yahoo_packet_hash(pkt, 0, yd->user);
4926	yahoo_packet_hash(pkt, 5, who);
4927	yahoo_packet_hash(pkt, 14, msg);
4928	yahoo_packet_hash(pkt, 27, name);
4929	yahoo_packet_hash(pkt, 28, size_str);
4930
4931	content_length = YAHOO_PACKET_HDRLEN + yahoo_packet_length(pkt);
4932
4933	snprintf(url, sizeof(url), "http://%s:%d/notifyft",
4934	yss->filetransfer_host, yss->filetransfer_port);
4935	snprintf((char *)buff, sizeof(buff), "Y=%s; T=%s",
4936	yd->cookie_y, yd->cookie_t);
4937	inputs = y_list_prepend(inputs, yid);
4938
4939	sfd = y_new0(struct send_file_data, 1);
4940	sfd->pkt = pkt;
4941	sfd->callback = callback;
4942	sfd->user_data = data;
4943	yahoo_http_post(yid->yd->client_id, url, (char *)buff, content_length+4+size,
4944	_yahoo_send_file_connected, sfd);
4945	}
4946
4947
4948	enum yahoo_status yahoo_current_status(int id)
4949	{
4950	struct yahoo_data *yd = find_conn_by_id(id);
4951	if(!yd)
4952	return YAHOO_STATUS_OFFLINE;
4953	return yd->current_status;
4954	}
4955
4956	const YList * yahoo_get_buddylist(int id)
4957	{
4958	struct yahoo_data *yd = find_conn_by_id(id);
4959	if(!yd)
4960	return NULL;
4961	return yd->buddies;
4962	}
4963
4964	const YList * yahoo_get_ignorelist(int id)
4965	{
4966	struct yahoo_data *yd = find_conn_by_id(id);
4967	if(!yd)
4968	return NULL;
4969	return yd->ignore;
4970	}
4971
4972	const YList * yahoo_get_identities(int id)
4973	{
4974	struct yahoo_data *yd = find_conn_by_id(id);
4975	if(!yd)
4976	return NULL;
4977	return yd->identities;
4978	}
4979
4980	const char * yahoo_get_cookie(int id, const char *which)
4981	{
4982	struct yahoo_data *yd = find_conn_by_id(id);
4983	if(!yd)
4984	return NULL;
4985	if(!strncasecmp(which, "y", 1))
4986	return yd->cookie_y;
4987	if(!strncasecmp(which, "t", 1))
4988	return yd->cookie_t;
4989	if(!strncasecmp(which, "c", 1))
4990	return yd->cookie_c;
4991	if(!strncasecmp(which, "login", 5))
4992	return yd->login_cookie;
4993	return NULL;
4994	}
4995
4996	void yahoo_get_url_handle(int id, const char *url,
4997	yahoo_get_url_handle_callback callback, void *data)
4998	{
4999	struct yahoo_data *yd = find_conn_by_id(id);
5000	if(!yd)
5001	return;
5002
5003	yahoo_get_url_fd(id, url, yd, callback, data);
5004	}
5005
5006	const char * yahoo_get_profile_url( void )
5007	{
5008	return profile_url;
5009	}
5010

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