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source: protocols/yahoo/libyahoo2.c @ 43462708

Last change on this file since 43462708 was 77bfd07, checked in by Wilmer van der Gaast <wilmer@…>, at 2007-11-23T23:07:44Z
Replaced GPL-incompatible SHA1 hashing code (and renamed the files in case I ever need SHA256 ;-)).
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	/*
384	static struct yahoo_input_data * find_input_by_id(int id)
385	{
386	YList *l;
387	for(l = inputs; l; l = y_list_next(l)) {
388	struct yahoo_input_data *yid = l->data;
389	if(yid->yd->client_id == id)
390	return yid;
391	}
392	return NULL;
393	}
394	*/
395
396	static struct yahoo_input_data * find_input_by_id_and_webcam_user(int id, const char * who)
397	{
398	YList *l;
399	LOG(("find_input_by_id_and_webcam_user"));
400	for(l = inputs; l; l = y_list_next(l)) {
401	struct yahoo_input_data *yid = l->data;
402	if(yid->type == YAHOO_CONNECTION_WEBCAM && yid->yd->client_id == id
403	&& yid->wcm &&
404	((who && yid->wcm->user && !strcmp(who, yid->wcm->user)) \|\|
405	!(yid->wcm->user && !who)))
406	return yid;
407	}
408	return NULL;
409	}
410
411	static struct yahoo_input_data * find_input_by_id_and_type(int id, enum yahoo_connection_type type)
412	{
413	YList *l;
414	LOG(("find_input_by_id_and_type"));
415	for(l = inputs; l; l = y_list_next(l)) {
416	struct yahoo_input_data *yid = l->data;
417	if(yid->type == type && yid->yd->client_id == id)
418	return yid;
419	}
420	return NULL;
421	}
422
423	static struct yahoo_input_data * find_input_by_id_and_fd(int id, int fd)
424	{
425	YList *l;
426	LOG(("find_input_by_id_and_fd"));
427	for(l = inputs; l; l = y_list_next(l)) {
428	struct yahoo_input_data *yid = l->data;
429	if(yid->fd == fd && yid->yd->client_id == id)
430	return yid;
431	}
432	return NULL;
433	}
434
435	static int count_inputs_with_id(int id)
436	{
437	int c=0;
438	YList *l;
439	LOG(("counting %d", id));
440	for(l = inputs; l; l = y_list_next(l)) {
441	struct yahoo_input_data *yid = l->data;
442	if(yid->yd->client_id == id)
443	c++;
444	}
445	LOG(("%d", c));
446	return c;
447	}
448
449
450	extern char yahoo_crypt(char , char *);
451
452	/* Free a buddy list */
453	static void yahoo_free_buddies(YList * list)
454	{
455	YList *l;
456
457	for(l = list; l; l = l->next)
458	{
459	struct yahoo_buddy *bud = l->data;
460	if(!bud)
461	continue;
462
463	FREE(bud->group);
464	FREE(bud->id);
465	FREE(bud->real_name);
466	if(bud->yab_entry) {
467	FREE(bud->yab_entry->fname);
468	FREE(bud->yab_entry->lname);
469	FREE(bud->yab_entry->nname);
470	FREE(bud->yab_entry->id);
471	FREE(bud->yab_entry->email);
472	FREE(bud->yab_entry->hphone);
473	FREE(bud->yab_entry->wphone);
474	FREE(bud->yab_entry->mphone);
475	FREE(bud->yab_entry);
476	}
477	FREE(bud);
478	l->data = bud = NULL;
479	}
480
481	y_list_free(list);
482	}
483
484	/* Free an identities list */
485	static void yahoo_free_identities(YList * list)
486	{
487	while (list) {
488	YList *n = list;
489	FREE(list->data);
490	list = y_list_remove_link(list, list);
491	y_list_free_1(n);
492	}
493	}
494
495	/* Free webcam data */
496	static void yahoo_free_webcam(struct yahoo_webcam *wcm)
497	{
498	if (wcm) {
499	FREE(wcm->user);
500	FREE(wcm->server);
501	FREE(wcm->key);
502	FREE(wcm->description);
503	FREE(wcm->my_ip);
504	}
505	FREE(wcm);
506	}
507
508	static void yahoo_free_data(struct yahoo_data *yd)
509	{
510	FREE(yd->user);
511	FREE(yd->password);
512	FREE(yd->cookie_y);
513	FREE(yd->cookie_t);
514	FREE(yd->cookie_c);
515	FREE(yd->login_cookie);
516	FREE(yd->login_id);
517
518	yahoo_free_buddies(yd->buddies);
519	yahoo_free_buddies(yd->ignore);
520	yahoo_free_identities(yd->identities);
521
522	yahoo_free_server_settings(yd->server_settings);
523
524	FREE(yd);
525	}
526
527	#define YAHOO_PACKET_HDRLEN (4 + 2 + 2 + 2 + 2 + 4 + 4)
528
529	static struct yahoo_packet *yahoo_packet_new(enum yahoo_service service,
530	enum yahoo_status status, int id)
531	{
532	struct yahoo_packet *pkt = y_new0(struct yahoo_packet, 1);
533
534	pkt->service = service;
535	pkt->status = status;
536	pkt->id = id;
537
538	return pkt;
539	}
540
541	static void yahoo_packet_hash(struct yahoo_packet pkt, int key, const char value)
542	{
543	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
544	pair->key = key;
545	pair->value = strdup(value);
546	pkt->hash = y_list_append(pkt->hash, pair);
547	}
548
549	static int yahoo_packet_length(struct yahoo_packet *pkt)
550	{
551	YList *l;
552
553	int len = 0;
554
555	for (l = pkt->hash; l; l = l->next) {
556	struct yahoo_pair *pair = l->data;
557	int tmp = pair->key;
558	do {
559	tmp /= 10;
560	len++;
561	} while (tmp);
562	len += 2;
563	len += strlen(pair->value);
564	len += 2;
565	}
566
567	return len;
568	}
569
570	#define yahoo_put16(buf, data) ( \
571	(*(buf) = (unsigned char)((data)>>8)&0xff), \
572	(*((buf)+1) = (unsigned char)(data)&0xff), \
573	2)
574	#define yahoo_get16(buf) (((((buf))&0xff)<<8) + ((((buf)+1)) & 0xff))
575	#define yahoo_put32(buf, data) ( \
576	(*((buf)) = (unsigned char)((data)>>24)&0xff), \
577	(*((buf)+1) = (unsigned char)((data)>>16)&0xff), \
578	(*((buf)+2) = (unsigned char)((data)>>8)&0xff), \
579	(*((buf)+3) = (unsigned char)(data)&0xff), \
580	4)
581	#define yahoo_get32(buf) ((((*(buf) )&0xff)<<24) + \
582	(((*((buf)+1))&0xff)<<16) + \
583	(((*((buf)+2))&0xff)<< 8) + \
584	(((*((buf)+3))&0xff)))
585
586	static void yahoo_packet_read(struct yahoo_packet pkt, unsigned char data, int len)
587	{
588	int pos = 0;
589
590	while (pos + 1 < len) {
591	char key, value = NULL;
592	int accept;
593	int x;
594
595	struct yahoo_pair *pair = y_new0(struct yahoo_pair, 1);
596
597	key = malloc(len + 1);
598	x = 0;
599	while (pos + 1 < len) {
600	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
601	break;
602	key[x++] = data[pos++];
603	}
604	key[x] = 0;
605	pos += 2;
606	pair->key = strtol(key, NULL, 10);
607	free(key);
608
609	/* Libyahoo2 developer(s) don't seem to have the time to fix
610	this problem, so for now try to work around it:
611
612	Sometimes we receive an invalid packet with not any more
613	data at this point. I don't know how to handle this in a
614	clean way, but let's hope this is clean enough: */
615
616	if (pos + 1 < len) {
617	accept = x;
618	/* if x is 0 there was no key, so don't accept it */
619	if (accept)
620	value = malloc(len - pos + 1);
621	x = 0;
622	while (pos + 1 < len) {
623	if (data[pos] == 0xc0 && data[pos + 1] == 0x80)
624	break;
625	if (accept)
626	value[x++] = data[pos++];
627	}
628	if (accept)
629	value[x] = 0;
630	pos += 2;
631	} else {
632	accept = 0;
633	}
634
635	if (accept) {
636	pair->value = strdup(value);
637	FREE(value);
638	pkt->hash = y_list_append(pkt->hash, pair);
639	DEBUG_MSG(("Key: %d \tValue: %s", pair->key, pair->value));
640	} else {
641	FREE(pair);
642	}
643	}
644	}
645
646	static void yahoo_packet_write(struct yahoo_packet pkt, unsigned char data)
647	{
648	YList *l;
649	int pos = 0;
650
651	for (l = pkt->hash; l; l = l->next) {
652	struct yahoo_pair *pair = l->data;
653	unsigned char buf[100];
654
655	snprintf((char *)buf, sizeof(buf), "%d", pair->key);
656	strcpy((char )data + pos, (char )buf);
657	pos += strlen((char *)buf);
658	data[pos++] = 0xc0;
659	data[pos++] = 0x80;
660
661	strcpy((char *)data + pos, pair->value);
662	pos += strlen(pair->value);
663	data[pos++] = 0xc0;
664	data[pos++] = 0x80;
665	}
666	}
667
668	static void yahoo_dump_unhandled(struct yahoo_packet *pkt)
669	{
670	YList *l;
671
672	NOTICE(("Service: 0x%02x\tStatus: %d", pkt->service, pkt->status));
673	for (l = pkt->hash; l; l = l->next) {
674	struct yahoo_pair *pair = l->data;
675	NOTICE(("\t%d => %s", pair->key, pair->value));
676	}
677	}
678
679
680	static void yahoo_packet_dump(unsigned char *data, int len)
681	{
682	if(yahoo_get_log_level() >= YAHOO_LOG_DEBUG) {
683	int i;
684	for (i = 0; i < len; i++) {
685	if ((i % 8 == 0) && i)
686	YAHOO_CALLBACK(ext_yahoo_log)(" ");
687	if ((i % 16 == 0) && i)
688	YAHOO_CALLBACK(ext_yahoo_log)("\n");
689	YAHOO_CALLBACK(ext_yahoo_log)("%02x ", data[i]);
690	}
691	YAHOO_CALLBACK(ext_yahoo_log)("\n");
692	for (i = 0; i < len; i++) {
693	if ((i % 8 == 0) && i)
694	YAHOO_CALLBACK(ext_yahoo_log)(" ");
695	if ((i % 16 == 0) && i)
696	YAHOO_CALLBACK(ext_yahoo_log)("\n");
697	if (isprint(data[i]))
698	YAHOO_CALLBACK(ext_yahoo_log)(" %c ", data[i]);
699	else
700	YAHOO_CALLBACK(ext_yahoo_log)(" . ");
701	}
702	YAHOO_CALLBACK(ext_yahoo_log)("\n");
703	}
704	}
705
706	/* raw bytes in quasi-big-endian order to base 64 string (NUL-terminated) */
707	static void to_y64(unsigned char out, const unsigned char in, int inlen)
708	{
709	base64_encode_real(in, inlen, out, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-");
710	}
711
712	static void yahoo_add_to_send_queue(struct yahoo_input_data yid, void data, int length)
713	{
714	struct data_queue *tx = y_new0(struct data_queue, 1);
715	tx->queue = y_new0(unsigned char, length);
716	tx->len = length;
717	memcpy(tx->queue, data, length);
718
719	yid->txqueues = y_list_append(yid->txqueues, tx);
720
721	if(!yid->write_tag)
722	yid->write_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_WRITE, yid);
723	}
724
725	static void yahoo_send_packet(struct yahoo_input_data yid, struct yahoo_packet pkt, int extra_pad)
726	{
727	int pktlen = yahoo_packet_length(pkt);
728	int len = YAHOO_PACKET_HDRLEN + pktlen;
729
730	unsigned char *data;
731	int pos = 0;
732
733	if (yid->fd < 0)
734	return;
735
736	data = y_new0(unsigned char, len + 1);
737
738	memcpy(data + pos, "YMSG", 4); pos += 4;
739	pos += yahoo_put16(data + pos, 0x0a00);
740	pos += yahoo_put16(data + pos, 0x0000);
741	pos += yahoo_put16(data + pos, pktlen + extra_pad);
742	pos += yahoo_put16(data + pos, pkt->service);
743	pos += yahoo_put32(data + pos, pkt->status);
744	pos += yahoo_put32(data + pos, pkt->id);
745
746	yahoo_packet_write(pkt, data + pos);
747
748	yahoo_packet_dump(data, len);
749
750	if( yid->type == YAHOO_CONNECTION_FT )
751	yahoo_send_data(yid->fd, data, len);
752	else
753	yahoo_add_to_send_queue(yid, data, len);
754	FREE(data);
755	}
756
757	static void yahoo_packet_free(struct yahoo_packet *pkt)
758	{
759	while (pkt->hash) {
760	struct yahoo_pair *pair = pkt->hash->data;
761	YList *tmp;
762	FREE(pair->value);
763	FREE(pair);
764	tmp = pkt->hash;
765	pkt->hash = y_list_remove_link(pkt->hash, pkt->hash);
766	y_list_free_1(tmp);
767	}
768	FREE(pkt);
769	}
770
771	static int yahoo_send_data(int fd, void *data, int len)
772	{
773	int ret;
774	int e;
775
776	if (fd < 0)
777	return -1;
778
779	yahoo_packet_dump(data, len);
780
781	do {
782	ret = write(fd, data, len);
783	} while(ret == -1 && errno==EINTR);
784	e=errno;
785
786	if (ret == -1) {
787	LOG(("wrote data: ERR %s", strerror(errno)));
788	} else {
789	LOG(("wrote data: OK"));
790	}
791
792	errno=e;
793	return ret;
794	}
795
796	void yahoo_close(int id)
797	{
798	struct yahoo_data *yd = find_conn_by_id(id);
799	if(!yd)
800	return;
801
802	del_from_list(yd);
803
804	yahoo_free_data(yd);
805	if(id == last_id)
806	last_id--;
807	}
808
809	static void yahoo_input_close(struct yahoo_input_data *yid)
810	{
811	inputs = y_list_remove(inputs, yid);
812
813	LOG(("yahoo_input_close(read)"));
814	YAHOO_CALLBACK(ext_yahoo_remove_handler)(yid->yd->client_id, yid->read_tag);
815	LOG(("yahoo_input_close(write)"));
816	YAHOO_CALLBACK(ext_yahoo_remove_handler)(yid->yd->client_id, yid->write_tag);
817	yid->read_tag = yid->write_tag = 0;
818	if(yid->fd)
819	close(yid->fd);
820	yid->fd = 0;
821	FREE(yid->rxqueue);
822	if(count_inputs_with_id(yid->yd->client_id) == 0) {
823	LOG(("closing %d", yid->yd->client_id));
824	yahoo_close(yid->yd->client_id);
825	}
826	yahoo_free_webcam(yid->wcm);
827	if(yid->wcd)
828	FREE(yid->wcd);
829	if(yid->ys) {
830	FREE(yid->ys->lsearch_text);
831	FREE(yid->ys);
832	}
833	FREE(yid);
834	}
835
836	static int is_same_bud(const void * a, const void * b) {
837	const struct yahoo_buddy *subject = a;
838	const struct yahoo_buddy *object = b;
839
840	return strcmp(subject->id, object->id);
841	}
842
843	static YList * bud_str2list(char *rawlist)
844	{
845	YList * l = NULL;
846
847	char **lines;
848	char **split;
849	char **buddies;
850	char tmp, bud;
851
852	lines = y_strsplit(rawlist, "\n", -1);
853	for (tmp = lines; *tmp; tmp++) {
854	struct yahoo_buddy *newbud;
855
856	split = y_strsplit(*tmp, ":", 2);
857	if (!split)
858	continue;
859	if (!split[0] \|\| !split[1]) {
860	y_strfreev(split);
861	continue;
862	}
863	buddies = y_strsplit(split[1], ",", -1);
864
865	for (bud = buddies; bud && *bud; bud++) {
866	newbud = y_new0(struct yahoo_buddy, 1);
867	newbud->id = strdup(*bud);
868	newbud->group = strdup(split[0]);
869
870	if(y_list_find_custom(l, newbud, is_same_bud)) {
871	FREE(newbud->id);
872	FREE(newbud->group);
873	FREE(newbud);
874	continue;
875	}
876
877	newbud->real_name = NULL;
878
879	l = y_list_append(l, newbud);
880
881	NOTICE(("Added buddy %s to group %s", newbud->id, newbud->group));
882	}
883
884	y_strfreev(buddies);
885	y_strfreev(split);
886	}
887	y_strfreev(lines);
888
889	return l;
890	}
891
892	static char * getcookie(char *rawcookie)
893	{
894	char * cookie=NULL;
895	char * tmpcookie;
896	char * cookieend;
897
898	if (strlen(rawcookie) < 2)
899	return NULL;
900
901	tmpcookie = strdup(rawcookie+2);
902	cookieend = strchr(tmpcookie, ';');
903
904	if(cookieend)
905	*cookieend = '\0';
906
907	cookie = strdup(tmpcookie);
908	FREE(tmpcookie);
909	/* cookieend=NULL; not sure why this was there since the value is not preserved in the stack -dd */
910
911	return cookie;
912	}
913
914	static char * getlcookie(char *cookie)
915	{
916	char *tmp;
917	char *tmpend;
918	char *login_cookie = NULL;
919
920	tmpend = strstr(cookie, "n=");
921	if(tmpend) {
922	tmp = strdup(tmpend+2);
923	tmpend = strchr(tmp, '&');
924	if(tmpend)
925	*tmpend='\0';
926	login_cookie = strdup(tmp);
927	FREE(tmp);
928	}
929
930	return login_cookie;
931	}
932
933	static void yahoo_process_notify(struct yahoo_input_data yid, struct yahoo_packet pkt)
934	{
935	struct yahoo_data *yd = yid->yd;
936	char *msg = NULL;
937	char *from = NULL;
938	char *to = NULL;
939	int stat = 0;
940	int accept = 0;
941	char *ind = NULL;
942	YList *l;
943	for (l = pkt->hash; l; l = l->next) {
944	struct yahoo_pair *pair = l->data;
945	if (pair->key == 4)
946	from = pair->value;
947	if (pair->key == 5)
948	to = pair->value;
949	if (pair->key == 49)
950	msg = pair->value;
951	if (pair->key == 13)
952	stat = atoi(pair->value);
953	if (pair->key == 14)
954	ind = pair->value;
955	if (pair->key == 16) { /* status == -1 */
956	NOTICE((pair->value));
957	return;
958	}
959
960	}
961
962	if (!msg)
963	return;
964
965	if (!strncasecmp(msg, "TYPING", strlen("TYPING")))
966	YAHOO_CALLBACK(ext_yahoo_typing_notify)(yd->client_id, to, from, stat);
967	else if (!strncasecmp(msg, "GAME", strlen("GAME")))
968	YAHOO_CALLBACK(ext_yahoo_game_notify)(yd->client_id, to, from, stat);
969	else if (!strncasecmp(msg, "WEBCAMINVITE", strlen("WEBCAMINVITE")))
970	{
971	if (!strcmp(ind, " ")) {
972	YAHOO_CALLBACK(ext_yahoo_webcam_invite)(yd->client_id, to, from);
973	} else {
974	accept = atoi(ind);
975	/* accept the invitation (-1 = deny 1 = accept) */
976	if (accept < 0)
977	accept = 0;
978	YAHOO_CALLBACK(ext_yahoo_webcam_invite_reply)(yd->client_id, to, from, accept);
979	}
980	}
981	else
982	LOG(("Got unknown notification: %s", msg));
983	}
984
985	static void yahoo_process_filetransfer(struct yahoo_input_data yid, struct yahoo_packet pkt)
986	{
987	struct yahoo_data *yd = yid->yd;
988	char *from=NULL;
989	char *to=NULL;
990	char *msg=NULL;
991	char *url=NULL;
992	long expires=0;
993
994	char *service=NULL;
995
996	char *filename=NULL;
997	unsigned long filesize=0L;
998
999	YList *l;
1000	for (l = pkt->hash; l; l = l->next) {
1001	struct yahoo_pair *pair = l->data;
1002	if (pair->key == 4)
1003	from = pair->value;
1004	if (pair->key == 5)
1005	to = pair->value;
1006	if (pair->key == 14)
1007	msg = pair->value;
1008	if (pair->key == 20)
1009	url = pair->value;
1010	if (pair->key == 38)
1011	expires = atol(pair->value);
1012
1013	if (pair->key == 27)
1014	filename = pair->value;
1015	if (pair->key == 28)
1016	filesize = atol(pair->value);
1017
1018	if (pair->key == 49)
1019	service = pair->value;
1020	}
1021
1022	if(pkt->service == YAHOO_SERVICE_P2PFILEXFER) {
1023	if(strcmp("FILEXFER", service) != 0) {
1024	WARNING(("unhandled service 0x%02x", pkt->service));
1025	yahoo_dump_unhandled(pkt);
1026	return;
1027	}
1028	}
1029
1030	if(msg) {
1031	char *tmp;
1032	tmp = strchr(msg, '\006');
1033	if(tmp)
1034	*tmp = '\0';
1035	}
1036	if(url && from)
1037	YAHOO_CALLBACK(ext_yahoo_got_file)(yd->client_id, to, from, url, expires, msg, filename, filesize);
1038
1039	}
1040
1041	static void yahoo_process_conference(struct yahoo_input_data yid, struct yahoo_packet pkt)
1042	{
1043	struct yahoo_data *yd = yid->yd;
1044	char *msg = NULL;
1045	char *host = NULL;
1046	char *who = NULL;
1047	char *room = NULL;
1048	char *id = NULL;
1049	int utf8 = 0;
1050	YList *members = NULL;
1051	YList *l;
1052
1053	for (l = pkt->hash; l; l = l->next) {
1054	struct yahoo_pair *pair = l->data;
1055	if (pair->key == 50)
1056	host = pair->value;
1057
1058	if (pair->key == 52) { /* invite */
1059	members = y_list_append(members, strdup(pair->value));
1060	}
1061	if (pair->key == 53) /* logon */
1062	who = pair->value;
1063	if (pair->key == 54) /* decline */
1064	who = pair->value;
1065	if (pair->key == 55) /* unavailable (status == 2) */
1066	who = pair->value;
1067	if (pair->key == 56) /* logoff */
1068	who = pair->value;
1069
1070	if (pair->key == 57)
1071	room = pair->value;
1072
1073	if (pair->key == 58) /* join message */
1074	msg = pair->value;
1075	if (pair->key == 14) /* decline/conf message */
1076	msg = pair->value;
1077
1078	if (pair->key == 13)
1079	;
1080	if (pair->key == 16) /* error */
1081	msg = pair->value;
1082
1083	if (pair->key == 1) /* my id */
1084	id = pair->value;
1085	if (pair->key == 3) /* message sender */
1086	who = pair->value;
1087
1088	if (pair->key == 97)
1089	utf8 = atoi(pair->value);
1090	}
1091
1092	if(!room)
1093	return;
1094
1095	if(host) {
1096	for(l = members; l; l = l->next) {
1097	char * w = l->data;
1098	if(!strcmp(w, host))
1099	break;
1100	}
1101	if(!l)
1102	members = y_list_append(members, strdup(host));
1103	}
1104	/* invite, decline, join, left, message -> status == 1 */
1105
1106	switch(pkt->service) {
1107	case YAHOO_SERVICE_CONFINVITE:
1108	if(pkt->status == 2)
1109	;
1110	else if(members)
1111	YAHOO_CALLBACK(ext_yahoo_got_conf_invite)(yd->client_id, id, host, room, msg, members);
1112	else if(msg)
1113	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, msg, 0, E_CONFNOTAVAIL);
1114	break;
1115	case YAHOO_SERVICE_CONFADDINVITE:
1116	if(pkt->status == 2)
1117	;
1118	else
1119	YAHOO_CALLBACK(ext_yahoo_got_conf_invite)(yd->client_id, id, host, room, msg, members);
1120	break;
1121	case YAHOO_SERVICE_CONFDECLINE:
1122	if(who)
1123	YAHOO_CALLBACK(ext_yahoo_conf_userdecline)(yd->client_id, id, who, room, msg);
1124	break;
1125	case YAHOO_SERVICE_CONFLOGON:
1126	if(who)
1127	YAHOO_CALLBACK(ext_yahoo_conf_userjoin)(yd->client_id, id, who, room);
1128	break;
1129	case YAHOO_SERVICE_CONFLOGOFF:
1130	if(who)
1131	YAHOO_CALLBACK(ext_yahoo_conf_userleave)(yd->client_id, id, who, room);
1132	break;
1133	case YAHOO_SERVICE_CONFMSG:
1134	if(who)
1135	YAHOO_CALLBACK(ext_yahoo_conf_message)(yd->client_id, id, who, room, msg, utf8);
1136	break;
1137	}
1138	}
1139
1140	static void yahoo_process_chat(struct yahoo_input_data yid, struct yahoo_packet pkt)
1141	{
1142	char *msg = NULL;
1143	char *id = NULL;
1144	char *who = NULL;
1145	char *room = NULL;
1146	char *topic = NULL;
1147	YList *members = NULL;
1148	struct yahoo_chat_member *currentmember = NULL;
1149	int msgtype = 1;
1150	int utf8 = 0;
1151	int firstjoin = 0;
1152	int membercount = 0;
1153	int chaterr=0;
1154	YList *l;
1155
1156	yahoo_dump_unhandled(pkt);
1157	for (l = pkt->hash; l; l = l->next) {
1158	struct yahoo_pair *pair = l->data;
1159
1160	if (pair->key == 1) {
1161	/* My identity */
1162	id = pair->value;
1163	}
1164
1165	if (pair->key == 104) {
1166	/* Room name */
1167	room = pair->value;
1168	}
1169
1170	if (pair->key == 105) {
1171	/* Room topic */
1172	topic = pair->value;
1173	}
1174
1175	if (pair->key == 108) {
1176	/* Number of members in this packet */
1177	membercount = atoi(pair->value);
1178	}
1179
1180	if (pair->key == 109) {
1181	/* message sender */
1182	who = pair->value;
1183
1184	if (pkt->service == YAHOO_SERVICE_CHATJOIN) {
1185	currentmember = y_new0(struct yahoo_chat_member, 1);
1186	currentmember->id = strdup(pair->value);
1187	members = y_list_append(members, currentmember);
1188	}
1189	}
1190
1191	if (pair->key == 110) {
1192	/* age */
1193	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1194	currentmember->age = atoi(pair->value);
1195	}
1196
1197	if (pair->key == 113) {
1198	/* attribs */
1199	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1200	currentmember->attribs = atoi(pair->value);
1201	}
1202
1203	if (pair->key == 141) {
1204	/* alias */
1205	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1206	currentmember->alias = strdup(pair->value);
1207	}
1208
1209	if (pair->key == 142) {
1210	/* location */
1211	if (pkt->service == YAHOO_SERVICE_CHATJOIN)
1212	currentmember->location = strdup(pair->value);
1213	}
1214
1215
1216	if (pair->key == 130) {
1217	/* first join */
1218	firstjoin = 1;
1219	}
1220
1221	if (pair->key == 117) {
1222	/* message */
1223	msg = pair->value;
1224	}
1225
1226	if (pair->key == 124) {
1227	/* Message type */
1228	msgtype = atoi(pair->value);
1229	}
1230	if (pair->key == 114) {
1231	/* message error not sure what all the pair values mean */
1232	/* but -1 means no session in room */
1233	chaterr= atoi(pair->value);
1234	}
1235	}
1236
1237	if(!room) {
1238	if (pkt->service == YAHOO_SERVICE_CHATLOGOUT) { /* yahoo originated chat logout */
1239	YAHOO_CALLBACK(ext_yahoo_chat_yahoologout)(yid->yd->client_id, id);
1240	return ;
1241	}
1242	if (pkt->service == YAHOO_SERVICE_COMMENT && chaterr) {
1243	YAHOO_CALLBACK(ext_yahoo_chat_yahooerror)(yid->yd->client_id, id);
1244	return;
1245	}
1246
1247	WARNING(("We didn't get a room name, ignoring packet"));
1248	return;
1249	}
1250
1251	switch(pkt->service) {
1252	case YAHOO_SERVICE_CHATJOIN:
1253	if(y_list_length(members) != membercount) {
1254	WARNING(("Count of members doesn't match No. of members we got"));
1255	}
1256	if(firstjoin && members) {
1257	YAHOO_CALLBACK(ext_yahoo_chat_join)(yid->yd->client_id, id, room, topic, members, yid->fd);
1258	} else if(who) {
1259	if(y_list_length(members) != 1) {
1260	WARNING(("Got more than 1 member on a normal join"));
1261	}
1262	/* this should only ever have one, but just in case */
1263	while(members) {
1264	YList *n = members->next;
1265	currentmember = members->data;
1266	YAHOO_CALLBACK(ext_yahoo_chat_userjoin)(yid->yd->client_id, id, room, currentmember);
1267	y_list_free_1(members);
1268	members=n;
1269	}
1270	}
1271	break;
1272	case YAHOO_SERVICE_CHATEXIT:
1273	if(who) {
1274	YAHOO_CALLBACK(ext_yahoo_chat_userleave)(yid->yd->client_id, id, room, who);
1275	}
1276	break;
1277	case YAHOO_SERVICE_COMMENT:
1278	if(who) {
1279	YAHOO_CALLBACK(ext_yahoo_chat_message)(yid->yd->client_id, id, who, room, msg, msgtype, utf8);
1280	}
1281	break;
1282	}
1283	}
1284
1285	static void yahoo_process_message(struct yahoo_input_data yid, struct yahoo_packet pkt)
1286	{
1287	struct yahoo_data *yd = yid->yd;
1288	YList *l;
1289	YList * messages = NULL;
1290
1291	struct m {
1292	int i_31;
1293	int i_32;
1294	char *to;
1295	char *from;
1296	long tm;
1297	char *msg;
1298	int utf8;
1299	} *message = y_new0(struct m, 1);
1300
1301	for (l = pkt->hash; l; l = l->next) {
1302	struct yahoo_pair *pair = l->data;
1303	if (pair->key == 1 \|\| pair->key == 4)
1304	{
1305	if(!message->from)
1306	message->from = pair->value;
1307	}
1308	else if (pair->key == 5)
1309	message->to = pair->value;
1310	else if (pair->key == 15)
1311	message->tm = strtol(pair->value, NULL, 10);
1312	else if (pair->key == 97)
1313	message->utf8 = atoi(pair->value);
1314	/* user message / / sys message */
1315	else if (pair->key == 14 \|\| pair->key == 16)
1316	message->msg = pair->value;
1317	else if (pair->key == 31) {
1318	if(message->i_31) {
1319	messages = y_list_append(messages, message);
1320	message = y_new0(struct m, 1);
1321	}
1322	message->i_31 = atoi(pair->value);
1323	}
1324	else if (pair->key == 32)
1325	message->i_32 = atoi(pair->value);
1326	else
1327	LOG(("yahoo_process_message: status: %d, key: %d, value: %s",
1328	pkt->status, pair->key, pair->value));
1329	}
1330
1331	messages = y_list_append(messages, message);
1332
1333	for (l = messages; l; l=l->next) {
1334	message = l->data;
1335	if (pkt->service == YAHOO_SERVICE_SYSMESSAGE) {
1336	YAHOO_CALLBACK(ext_yahoo_system_message)(yd->client_id, message->msg);
1337	} else if (pkt->status <= 2 \|\| pkt->status == 5) {
1338	YAHOO_CALLBACK(ext_yahoo_got_im)(yd->client_id, message->to, message->from, message->msg, message->tm, pkt->status, message->utf8);
1339	} else if (pkt->status == 0xffffffff) {
1340	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, message->msg, 0, E_SYSTEM);
1341	}
1342	free(message);
1343	}
1344
1345	y_list_free(messages);
1346	}
1347
1348
1349	static void yahoo_process_status(struct yahoo_input_data yid, struct yahoo_packet pkt)
1350	{
1351	YList *l;
1352	struct yahoo_data *yd = yid->yd;
1353
1354	struct user
1355	{
1356	char name; / 7 name */
1357	int state; /* 10 state */
1358	int flags; /* 13 flags, bit 0 = pager, bit 1 = chat, bit 2 = game */
1359	int mobile; /* 60 mobile */
1360	char msg; / 19 custom status message */
1361	int away; /* 47 away (or invisible)*/
1362	int buddy_session; /* 11 state */
1363	int f17; /* 17 in chat? then what about flags? */
1364	int idle; /* 137 seconds idle */
1365	int f138; /* 138 state */
1366	char f184; / 184 state */
1367	int f192; /* 192 state */
1368	int f10001; /* 10001 state */
1369	int f10002; /* 10002 state */
1370	int f198; /* 198 state */
1371	char f197; / 197 state */
1372	char f205; / 205 state */
1373	int f213; /* 213 state */
1374	} *u;
1375
1376	YList *users = 0;
1377
1378	if (pkt->service == YAHOO_SERVICE_LOGOFF && pkt->status == -1) {
1379	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_DUPL, NULL);
1380	return;
1381	}
1382
1383	for (l = pkt->hash; l; l = l->next) {
1384	struct yahoo_pair *pair = l->data;
1385
1386	switch (pair->key) {
1387	case 0: /* we won't actually do anything with this */
1388	NOTICE(("key %d:%s", pair->key, pair->value));
1389	break;
1390	case 1: /* we don't get the full buddy list here. */
1391	if (!yd->logged_in) {
1392	yd->logged_in = TRUE;
1393	if(yd->current_status < 0)
1394	yd->current_status = yd->initial_status;
1395	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_OK, NULL);
1396	}
1397	break;
1398	case 8: /* how many online buddies we have */
1399	NOTICE(("key %d:%s", pair->key, pair->value));
1400	break;
1401	case 7: /* the current buddy */
1402	u = y_new0(struct user, 1);
1403	u->name = pair->value;
1404	users = y_list_prepend(users, u);
1405	break;
1406	case 10: /* state */
1407	((struct user*)users->data)->state = strtol(pair->value, NULL, 10);
1408	break;
1409	case 19: /* custom status message */
1410	((struct user*)users->data)->msg = pair->value;
1411	break;
1412	case 47: /* is it an away message or not */
1413	((struct user*)users->data)->away = atoi(pair->value);
1414	break;
1415	case 137: /* seconds idle */
1416	((struct user*)users->data)->idle = atoi(pair->value);
1417	break;
1418	case 11: /* this is the buddy's session id */
1419	((struct user*)users->data)->buddy_session = atoi(pair->value);
1420	break;
1421	case 17: /* in chat? */
1422	((struct user*)users->data)->f17 = atoi(pair->value);
1423	break;
1424	case 13: /* bitmask, bit 0 = pager, bit 1 = chat, bit 2 = game */
1425	((struct user*)users->data)->flags = atoi(pair->value);
1426	break;
1427	case 60: /* SMS -> 1 MOBILE USER */
1428	/* sometimes going offline makes this 2, but invisible never sends it */
1429	((struct user*)users->data)->mobile = atoi(pair->value);
1430	break;
1431	case 138:
1432	((struct user*)users->data)->f138 = atoi(pair->value);
1433	break;
1434	case 184:
1435	((struct user*)users->data)->f184 = pair->value;
1436	break;
1437	case 192:
1438	((struct user*)users->data)->f192 = atoi(pair->value);
1439	break;
1440	case 10001:
1441	((struct user*)users->data)->f10001 = atoi(pair->value);
1442	break;
1443	case 10002:
1444	((struct user*)users->data)->f10002 = atoi(pair->value);
1445	break;
1446	case 198:
1447	((struct user*)users->data)->f198 = atoi(pair->value);
1448	break;
1449	case 197:
1450	((struct user*)users->data)->f197 = pair->value;
1451	break;
1452	case 205:
1453	((struct user*)users->data)->f205 = pair->value;
1454	break;
1455	case 213:
1456	((struct user*)users->data)->f213 = atoi(pair->value);
1457	break;
1458	case 16: /* Custom error message */
1459	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, pair->value, 0, E_CUSTOM);
1460	break;
1461	default:
1462	WARNING(("unknown status key %d:%s", pair->key, pair->value));
1463	break;
1464	}
1465	}
1466
1467	while (users) {
1468	YList *t = users;
1469	struct user *u = users->data;
1470
1471	if (u->name != NULL) {
1472	if (pkt->service == YAHOO_SERVICE_LOGOFF \|\| u->flags == 0) {
1473	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, u->name, YAHOO_STATUS_OFFLINE, NULL, 1, 0, 0);
1474	} else {
1475	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, u->name, u->state, u->msg, u->away, u->idle, u->mobile);
1476	}
1477	}
1478
1479	users = y_list_remove_link(users, users);
1480	y_list_free_1(t);
1481	FREE(u);
1482	}
1483	}
1484
1485	static void yahoo_process_list(struct yahoo_input_data yid, struct yahoo_packet pkt)
1486	{
1487	struct yahoo_data *yd = yid->yd;
1488	YList *l;
1489
1490	if (!yd->logged_in) {
1491	yd->logged_in = TRUE;
1492	if(yd->current_status < 0)
1493	yd->current_status = yd->initial_status;
1494	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_OK, NULL);
1495	}
1496
1497	for (l = pkt->hash; l; l = l->next) {
1498	struct yahoo_pair *pair = l->data;
1499
1500	switch(pair->key) {
1501	case 87: /* buddies */
1502	if(!yd->rawbuddylist)
1503	yd->rawbuddylist = strdup(pair->value);
1504	else {
1505	yd->rawbuddylist = y_string_append(yd->rawbuddylist, pair->value);
1506	}
1507	break;
1508
1509	case 88: /* ignore list */
1510	if(!yd->ignorelist)
1511	yd->ignorelist = strdup("Ignore:");
1512	yd->ignorelist = y_string_append(yd->ignorelist, pair->value);
1513	break;
1514
1515	case 89: /* identities */
1516	{
1517	char **identities = y_strsplit(pair->value, ",", -1);
1518	int i;
1519	for(i=0; identities[i]; i++)
1520	yd->identities = y_list_append(yd->identities,
1521	strdup(identities[i]));
1522	y_strfreev(identities);
1523	}
1524	YAHOO_CALLBACK(ext_yahoo_got_identities)(yd->client_id, yd->identities);
1525	break;
1526	case 59: /* cookies */
1527	if(yd->ignorelist) {
1528	yd->ignore = bud_str2list(yd->ignorelist);
1529	FREE(yd->ignorelist);
1530	YAHOO_CALLBACK(ext_yahoo_got_ignore)(yd->client_id, yd->ignore);
1531	}
1532	if(yd->rawbuddylist) {
1533	yd->buddies = bud_str2list(yd->rawbuddylist);
1534	FREE(yd->rawbuddylist);
1535	YAHOO_CALLBACK(ext_yahoo_got_buddies)(yd->client_id, yd->buddies);
1536	}
1537
1538	if(pair->value[0]=='Y') {
1539	FREE(yd->cookie_y);
1540	FREE(yd->login_cookie);
1541
1542	yd->cookie_y = getcookie(pair->value);
1543	yd->login_cookie = getlcookie(yd->cookie_y);
1544
1545	} else if(pair->value[0]=='T') {
1546	FREE(yd->cookie_t);
1547	yd->cookie_t = getcookie(pair->value);
1548
1549	} else if(pair->value[0]=='C') {
1550	FREE(yd->cookie_c);
1551	yd->cookie_c = getcookie(pair->value);
1552	}
1553
1554	if(yd->cookie_y && yd->cookie_t && yd->cookie_c)
1555	YAHOO_CALLBACK(ext_yahoo_got_cookies)(yd->client_id);
1556
1557	break;
1558	case 3: /* my id */
1559	case 90: /* 1 */
1560	case 100: /* 0 */
1561	case 101: /* NULL */
1562	case 102: /* NULL */
1563	case 93: /* 86400/1440 */
1564	break;
1565	}
1566	}
1567	}
1568
1569	static void yahoo_process_verify(struct yahoo_input_data yid, struct yahoo_packet pkt)
1570	{
1571	struct yahoo_data *yd = yid->yd;
1572
1573	if(pkt->status != 0x01) {
1574	DEBUG_MSG(("expected status: 0x01, got: %d", pkt->status));
1575	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_LOCK, "");
1576	return;
1577	}
1578
1579	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
1580
1581	yahoo_packet_hash(pkt, 1, yd->user);
1582	yahoo_send_packet(yid, pkt, 0);
1583
1584	yahoo_packet_free(pkt);
1585
1586	}
1587
1588	static void yahoo_process_picture_checksum( struct yahoo_input_data yid, struct yahoo_packet pkt)
1589	{
1590	struct yahoo_data *yd = yid->yd;
1591	char *from = NULL;
1592	char *to = NULL;
1593	int checksum = 0;
1594	YList *l;
1595
1596	for(l = pkt->hash; l; l = l->next)
1597	{
1598	struct yahoo_pair *pair = l->data;
1599
1600	switch(pair->key)
1601	{
1602	case 1:
1603	case 4:
1604	from = pair->value;
1605	case 5:
1606	to = pair->value;
1607	break;
1608	case 212:
1609	break;
1610	case 192:
1611	checksum = atoi( pair->value );
1612	break;
1613	}
1614	}
1615
1616	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_checksum)(yd->client_id,to,from,checksum);
1617	}
1618
1619	static void yahoo_process_picture(struct yahoo_input_data yid, struct yahoo_packet pkt)
1620	{
1621	struct yahoo_data *yd = yid->yd;
1622	char *url = NULL;
1623	char *from = NULL;
1624	char *to = NULL;
1625	int status = 0;
1626	int checksum = 0;
1627	YList *l;
1628
1629	for(l = pkt->hash; l; l = l->next)
1630	{
1631	struct yahoo_pair *pair = l->data;
1632
1633	switch(pair->key)
1634	{
1635	case 1:
1636	case 4: /* sender */
1637	from = pair->value;
1638	break;
1639	case 5: /* we */
1640	to = pair->value;
1641	break;
1642	case 13: /* request / sending */
1643	status = atoi( pair->value );
1644	break;
1645	case 20: /* url */
1646	url = pair->value;
1647	break;
1648	case 192: /checksum /
1649	checksum = atoi( pair->value );
1650	break;
1651	}
1652	}
1653
1654	switch( status )
1655	{
1656	case 1: /* this is a request, ignore for now */
1657	YAHOO_CALLBACK(ext_yahoo_got_buddyicon_request)(yd->client_id, to, from);
1658	break;
1659	case 2: /* this is cool - we get a picture :) */
1660	YAHOO_CALLBACK(ext_yahoo_got_buddyicon)(yd->client_id,to, from, url, checksum);
1661	break;
1662	}
1663	}
1664
1665	static void yahoo_process_picture_upload(struct yahoo_input_data yid, struct yahoo_packet pkt)
1666	{
1667	struct yahoo_data *yd = yid->yd;
1668	YList *l;
1669	char *url = NULL;
1670
1671	if ( pkt->status != 1 )
1672	return; /* something went wrong */
1673
1674	for(l = pkt->hash; l; l = l->next)
1675	{
1676	struct yahoo_pair *pair = l->data;
1677
1678	switch(pair->key)
1679	{
1680	case 5: /* we */
1681	break;
1682	case 20: /* url */
1683	url = pair->value;
1684	break;
1685	case 27: /* local filename */
1686	break;
1687	case 38: /* time */
1688	break;
1689	}
1690	}
1691
1692	YAHOO_CALLBACK(ext_yahoo_buddyicon_uploaded)(yd->client_id, url);
1693	}
1694
1695	static void yahoo_process_auth_pre_0x0b(struct yahoo_input_data *yid,
1696	const char seed, const char sn)
1697	{
1698	struct yahoo_data *yd = yid->yd;
1699
1700	/* So, Yahoo has stopped supporting its older clients in India, and
1701	* undoubtedly will soon do so in the rest of the world.
1702	*
1703	* The new clients use this authentication method. I warn you in
1704	* advance, it's bizzare, convoluted, inordinately complicated.
1705	* It's also no more secure than crypt() was. The only purpose this
1706	* scheme could serve is to prevent third part clients from connecting
1707	* to their servers.
1708	*
1709	* Sorry, Yahoo.
1710	*/
1711
1712	struct yahoo_packet *pack;
1713
1714	md5_byte_t result[16];
1715	md5_state_t ctx;
1716	char *crypt_result;
1717	unsigned char *password_hash = malloc(25);
1718	unsigned char *crypt_hash = malloc(25);
1719	unsigned char *hash_string_p = malloc(50 + strlen(sn));
1720	unsigned char *hash_string_c = malloc(50 + strlen(sn));
1721
1722	char checksum;
1723
1724	int sv;
1725
1726	unsigned char *result6 = malloc(25);
1727	unsigned char *result96 = malloc(25);
1728
1729	sv = seed[15];
1730	sv = (sv % 8) % 5;
1731
1732	md5_init(&ctx);
1733	md5_append(&ctx, (md5_byte_t *)yd->password, strlen(yd->password));
1734	md5_finish(&ctx, result);
1735	to_y64(password_hash, result, 16);
1736
1737	md5_init(&ctx);
1738	crypt_result = yahoo_crypt(yd->password, "$1$_2S43d5f$");
1739	md5_append(&ctx, (md5_byte_t *)crypt_result, strlen(crypt_result));
1740	md5_finish(&ctx, result);
1741	to_y64(crypt_hash, result, 16);
1742	free(crypt_result);
1743
1744	switch (sv) {
1745	case 0:
1746	checksum = seed[seed[7] % 16];
1747	snprintf((char *)hash_string_p, strlen(sn) + 50,
1748	"%c%s%s%s", checksum, password_hash, yd->user, seed);
1749	snprintf((char *)hash_string_c, strlen(sn) + 50,
1750	"%c%s%s%s", checksum, crypt_hash, yd->user, seed);
1751	break;
1752	case 1:
1753	checksum = seed[seed[9] % 16];
1754	snprintf((char *)hash_string_p, strlen(sn) + 50,
1755	"%c%s%s%s", checksum, yd->user, seed, password_hash);
1756	snprintf((char *)hash_string_c, strlen(sn) + 50,
1757	"%c%s%s%s", checksum, yd->user, seed, crypt_hash);
1758	break;
1759	case 2:
1760	checksum = seed[seed[15] % 16];
1761	snprintf((char *)hash_string_p, strlen(sn) + 50,
1762	"%c%s%s%s", checksum, seed, password_hash, yd->user);
1763	snprintf((char *)hash_string_c, strlen(sn) + 50,
1764	"%c%s%s%s", checksum, seed, crypt_hash, yd->user);
1765	break;
1766	case 3:
1767	checksum = seed[seed[1] % 16];
1768	snprintf((char *)hash_string_p, strlen(sn) + 50,
1769	"%c%s%s%s", checksum, yd->user, password_hash, seed);
1770	snprintf((char *)hash_string_c, strlen(sn) + 50,
1771	"%c%s%s%s", checksum, yd->user, crypt_hash, seed);
1772	break;
1773	case 4:
1774	checksum = seed[seed[3] % 16];
1775	snprintf((char *)hash_string_p, strlen(sn) + 50,
1776	"%c%s%s%s", checksum, password_hash, seed, yd->user);
1777	snprintf((char *)hash_string_c, strlen(sn) + 50,
1778	"%c%s%s%s", checksum, crypt_hash, seed, yd->user);
1779	break;
1780	}
1781
1782	md5_init(&ctx);
1783	md5_append(&ctx, (md5_byte_t )hash_string_p, strlen((char )hash_string_p));
1784	md5_finish(&ctx, result);
1785	to_y64(result6, result, 16);
1786
1787	md5_init(&ctx);
1788	md5_append(&ctx, (md5_byte_t )hash_string_c, strlen((char )hash_string_c));
1789	md5_finish(&ctx, result);
1790	to_y64(result96, result, 16);
1791
1792	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
1793	yahoo_packet_hash(pack, 0, yd->user);
1794	yahoo_packet_hash(pack, 6, (char *)result6);
1795	yahoo_packet_hash(pack, 96, (char *)result96);
1796	yahoo_packet_hash(pack, 1, yd->user);
1797
1798	yahoo_send_packet(yid, pack, 0);
1799
1800	FREE(result6);
1801	FREE(result96);
1802	FREE(password_hash);
1803	FREE(crypt_hash);
1804	FREE(hash_string_p);
1805	FREE(hash_string_c);
1806
1807	yahoo_packet_free(pack);
1808
1809	}
1810
1811	/*
1812	* New auth protocol cracked by Cerulean Studios and sent in to Gaim
1813	*/
1814	static void yahoo_process_auth_0x0b(struct yahoo_input_data yid, const char seed, const char *sn)
1815	{
1816	struct yahoo_packet *pack = NULL;
1817	struct yahoo_data *yd = yid->yd;
1818
1819	md5_byte_t result[16];
1820	md5_state_t ctx;
1821
1822	sha1_state_t ctx1;
1823	sha1_state_t ctx2;
1824
1825	char *alphabet1 = "FBZDWAGHrJTLMNOPpRSKUVEXYChImkwQ";
1826	char *alphabet2 = "F0E1D2C3B4A59687abcdefghijklmnop";
1827
1828	char *challenge_lookup = "qzec2tb3um1olpar8whx4dfgijknsvy5";
1829	char operand_lookup = "+\|&%/^-";
1830	char *delimit_lookup = ",;";
1831
1832	unsigned char *password_hash = malloc(25);
1833	unsigned char *crypt_hash = malloc(25);
1834	char *crypt_result = NULL;
1835	unsigned char pass_hash_xor1[64];
1836	unsigned char pass_hash_xor2[64];
1837	unsigned char crypt_hash_xor1[64];
1838	unsigned char crypt_hash_xor2[64];
1839	unsigned char chal[7];
1840	char resp_6[100];
1841	char resp_96[100];
1842
1843	unsigned char digest1[20];
1844	unsigned char digest2[20];
1845	unsigned char magic_key_char[4];
1846	const unsigned char *magic_ptr;
1847
1848	unsigned int magic[64];
1849	unsigned int magic_work=0;
1850
1851	char comparison_src[20];
1852
1853	int x, j, i;
1854	int cnt = 0;
1855	int magic_cnt = 0;
1856	int magic_len;
1857	int depth =0, table =0;
1858
1859	memset(&pass_hash_xor1, 0, 64);
1860	memset(&pass_hash_xor2, 0, 64);
1861	memset(&crypt_hash_xor1, 0, 64);
1862	memset(&crypt_hash_xor2, 0, 64);
1863	memset(&digest1, 0, 20);
1864	memset(&digest2, 0, 20);
1865	memset(&magic, 0, 64);
1866	memset(&resp_6, 0, 100);
1867	memset(&resp_96, 0, 100);
1868	memset(&magic_key_char, 0, 4);
1869
1870	/*
1871	* Magic: Phase 1. Generate what seems to be a 30
1872	* byte value (could change if base64
1873	* ends up differently? I don't remember and I'm
1874	* tired, so use a 64 byte buffer.
1875	*/
1876
1877	magic_ptr = (unsigned char *)seed;
1878
1879	while (*magic_ptr != 0) {
1880	char *loc;
1881
1882	/* Ignore parentheses. */
1883
1884	if (magic_ptr == '(' \|\| magic_ptr == ')') {
1885	magic_ptr++;
1886	continue;
1887	}
1888
1889	/* Characters and digits verify against
1890	the challenge lookup.
1891	*/
1892
1893	if (isalpha(magic_ptr) \|\| isdigit(magic_ptr)) {
1894	loc = strchr(challenge_lookup, *magic_ptr);
1895	if (!loc) {
1896	/* This isn't good */
1897	continue;
1898	}
1899
1900	/* Get offset into lookup table and lsh 3. */
1901
1902	magic_work = loc - challenge_lookup;
1903	magic_work <<= 3;
1904
1905	magic_ptr++;
1906	continue;
1907	} else {
1908	unsigned int local_store;
1909
1910	loc = strchr(operand_lookup, *magic_ptr);
1911	if (!loc) {
1912	/* Also not good. */
1913	continue;
1914	}
1915
1916	local_store = loc - operand_lookup;
1917
1918	/* Oops; how did this happen? */
1919	if (magic_cnt >= 64)
1920	break;
1921
1922	magic[magic_cnt++] = magic_work \| local_store;
1923	magic_ptr++;
1924	continue;
1925	}
1926	}
1927
1928	magic_len = magic_cnt;
1929	magic_cnt = 0;
1930
1931	/* Magic: Phase 2. Take generated magic value and
1932	* sprinkle fairy dust on the values. */
1933
1934	for (magic_cnt = magic_len-2; magic_cnt >= 0; magic_cnt--) {
1935	unsigned char byte1;
1936	unsigned char byte2;
1937
1938	/* Bad. Abort.
1939	*/
1940	if (magic_cnt >= magic_len) {
1941	WARNING(("magic_cnt(%d) magic_len(%d)", magic_cnt, magic_len))
1942	break;
1943	}
1944
1945	byte1 = magic[magic_cnt];
1946	byte2 = magic[magic_cnt+1];
1947
1948	byte1 *= 0xcd;
1949	byte1 ^= byte2;
1950
1951	magic[magic_cnt+1] = byte1;
1952	}
1953
1954	/* Magic: Phase 3. This computes 20 bytes. The first 4 bytes are used as our magic
1955	* key (and may be changed later); the next 16 bytes are an MD5 sum of the magic key
1956	* plus 3 bytes. The 3 bytes are found by looping, and they represent the offsets
1957	* into particular functions we'll later call to potentially alter the magic key.
1958	*
1959	* %-)
1960	*/
1961
1962	magic_cnt = 1;
1963	x = 0;
1964
1965	do {
1966	unsigned int bl = 0;
1967	unsigned int cl = magic[magic_cnt++];
1968
1969	if (magic_cnt >= magic_len)
1970	break;
1971
1972	if (cl > 0x7F) {
1973	if (cl < 0xe0)
1974	bl = cl = (cl & 0x1f) << 6;
1975	else {
1976	bl = magic[magic_cnt++];
1977	cl = (cl & 0x0f) << 6;
1978	bl = ((bl & 0x3f) + cl) << 6;
1979	}
1980
1981	cl = magic[magic_cnt++];
1982	bl = (cl & 0x3f) + bl;
1983	} else
1984	bl = cl;
1985
1986	comparison_src[x++] = (bl & 0xff00) >> 8;
1987	comparison_src[x++] = bl & 0xff;
1988	} while (x < 20);
1989
1990	/* Dump magic key into a char for SHA1 action. */
1991
1992
1993	for(x = 0; x < 4; x++)
1994	magic_key_char[x] = comparison_src[x];
1995
1996	/* Compute values for recursive function table! */
1997	memcpy( chal, magic_key_char, 4 );
1998	x = 1;
1999	for( i = 0; i < 0xFFFF && x; i++ )
2000	{
2001	for( j = 0; j < 5 && x; j++ )
2002	{
2003	chal[4] = i;
2004	chal[5] = i >> 8;
2005	chal[6] = j;
2006	md5_init( &ctx );
2007	md5_append( &ctx, chal, 7 );
2008	md5_finish( &ctx, result );
2009	if( memcmp( comparison_src + 4, result, 16 ) == 0 )
2010	{
2011	depth = i;
2012	table = j;
2013	x = 0;
2014	}
2015	}
2016	}
2017
2018	/* Transform magic_key_char using transform table */
2019	x = magic_key_char[3] << 24 \| magic_key_char[2] << 16
2020	\| magic_key_char[1] << 8 \| magic_key_char[0];
2021	x = yahoo_xfrm( table, depth, x );
2022	x = yahoo_xfrm( table, depth, x );
2023	magic_key_char[0] = x & 0xFF;
2024	magic_key_char[1] = x >> 8 & 0xFF;
2025	magic_key_char[2] = x >> 16 & 0xFF;
2026	magic_key_char[3] = x >> 24 & 0xFF;
2027
2028	/* Get password and crypt hashes as per usual. */
2029	md5_init(&ctx);
2030	md5_append(&ctx, (md5_byte_t *)yd->password, strlen(yd->password));
2031	md5_finish(&ctx, result);
2032	to_y64(password_hash, result, 16);
2033
2034	md5_init(&ctx);
2035	crypt_result = yahoo_crypt(yd->password, "$1$_2S43d5f$");
2036	md5_append(&ctx, (md5_byte_t *)crypt_result, strlen(crypt_result));
2037	md5_finish(&ctx, result);
2038	to_y64(crypt_hash, result, 16);
2039	free(crypt_result);
2040
2041	/* Our first authentication response is based off
2042	* of the password hash. */
2043
2044	for (x = 0; x < (int)strlen((char *)password_hash); x++)
2045	pass_hash_xor1[cnt++] = password_hash[x] ^ 0x36;
2046
2047	if (cnt < 64)
2048	memset(&(pass_hash_xor1[cnt]), 0x36, 64-cnt);
2049
2050	cnt = 0;
2051
2052	for (x = 0; x < (int)strlen((char *)password_hash); x++)
2053	pass_hash_xor2[cnt++] = password_hash[x] ^ 0x5c;
2054
2055	if (cnt < 64)
2056	memset(&(pass_hash_xor2[cnt]), 0x5c, 64-cnt);
2057
2058	sha1_init(&ctx1);
2059	sha1_init(&ctx2);
2060
2061	/* The first context gets the password hash XORed
2062	* with 0x36 plus a magic value
2063	* which we previously extrapolated from our
2064	* challenge. */
2065
2066	sha1_append(&ctx1, pass_hash_xor1, 64);
2067	if (j >= 3 )
2068	ctx1.Length_Low = 0x1ff;
2069	sha1_append(&ctx1, magic_key_char, 4);
2070	sha1_finish(&ctx1, digest1);
2071
2072	/* The second context gets the password hash XORed
2073	* with 0x5c plus the SHA-1 digest
2074	* of the first context. */
2075
2076	sha1_append(&ctx2, pass_hash_xor2, 64);
2077	sha1_append(&ctx2, digest1, 20);
2078	sha1_finish(&ctx2, digest2);
2079
2080	/* Now that we have digest2, use it to fetch
2081	* characters from an alphabet to construct
2082	* our first authentication response. */
2083
2084	for (x = 0; x < 20; x += 2) {
2085	unsigned int val = 0;
2086	unsigned int lookup = 0;
2087	char byte[6];
2088
2089	memset(&byte, 0, 6);
2090
2091	/* First two bytes of digest stuffed
2092	* together.
2093	*/
2094
2095	val = digest2[x];
2096	val <<= 8;
2097	val += digest2[x+1];
2098
2099	lookup = (val >> 0x0b);
2100	lookup &= 0x1f;
2101	if (lookup >= strlen(alphabet1))
2102	break;
2103	sprintf(byte, "%c", alphabet1[lookup]);
2104	strcat(resp_6, byte);
2105	strcat(resp_6, "=");
2106
2107	lookup = (val >> 0x06);
2108	lookup &= 0x1f;
2109	if (lookup >= strlen(alphabet2))
2110	break;
2111	sprintf(byte, "%c", alphabet2[lookup]);
2112	strcat(resp_6, byte);
2113
2114	lookup = (val >> 0x01);
2115	lookup &= 0x1f;
2116	if (lookup >= strlen(alphabet2))
2117	break;
2118	sprintf(byte, "%c", alphabet2[lookup]);
2119	strcat(resp_6, byte);
2120
2121	lookup = (val & 0x01);
2122	if (lookup >= strlen(delimit_lookup))
2123	break;
2124	sprintf(byte, "%c", delimit_lookup[lookup]);
2125	strcat(resp_6, byte);
2126	}
2127
2128	/* Our second authentication response is based off
2129	* of the crypto hash. */
2130
2131	cnt = 0;
2132	memset(&digest1, 0, 20);
2133	memset(&digest2, 0, 20);
2134
2135	for (x = 0; x < (int)strlen((char *)crypt_hash); x++)
2136	crypt_hash_xor1[cnt++] = crypt_hash[x] ^ 0x36;
2137
2138	if (cnt < 64)
2139	memset(&(crypt_hash_xor1[cnt]), 0x36, 64-cnt);
2140
2141	cnt = 0;
2142
2143	for (x = 0; x < (int)strlen((char *)crypt_hash); x++)
2144	crypt_hash_xor2[cnt++] = crypt_hash[x] ^ 0x5c;
2145
2146	if (cnt < 64)
2147	memset(&(crypt_hash_xor2[cnt]), 0x5c, 64-cnt);
2148
2149	sha1_init(&ctx1);
2150	sha1_init(&ctx2);
2151
2152	/* The first context gets the password hash XORed
2153	* with 0x36 plus a magic value
2154	* which we previously extrapolated from our
2155	* challenge. */
2156
2157	sha1_append(&ctx1, crypt_hash_xor1, 64);
2158	if (j >= 3 )
2159	ctx1.Length_Low = 0x1ff;
2160	sha1_append(&ctx1, magic_key_char, 4);
2161	sha1_finish(&ctx1, digest1);
2162
2163	/* The second context gets the password hash XORed
2164	* with 0x5c plus the SHA-1 digest
2165	* of the first context. */
2166
2167	sha1_append(&ctx2, crypt_hash_xor2, 64);
2168	sha1_append(&ctx2, digest1, 20);
2169	sha1_finish(&ctx2, digest2);
2170
2171	/* Now that we have digest2, use it to fetch
2172	* characters from an alphabet to construct
2173	* our first authentication response. */
2174
2175	for (x = 0; x < 20; x += 2) {
2176	unsigned int val = 0;
2177	unsigned int lookup = 0;
2178
2179	char byte[6];
2180
2181	memset(&byte, 0, 6);
2182
2183	/* First two bytes of digest stuffed
2184	* together. */
2185
2186	val = digest2[x];
2187	val <<= 8;
2188	val += digest2[x+1];
2189
2190	lookup = (val >> 0x0b);
2191	lookup &= 0x1f;
2192	if (lookup >= strlen(alphabet1))
2193	break;
2194	sprintf(byte, "%c", alphabet1[lookup]);
2195	strcat(resp_96, byte);
2196	strcat(resp_96, "=");
2197
2198	lookup = (val >> 0x06);
2199	lookup &= 0x1f;
2200	if (lookup >= strlen(alphabet2))
2201	break;
2202	sprintf(byte, "%c", alphabet2[lookup]);
2203	strcat(resp_96, byte);
2204
2205	lookup = (val >> 0x01);
2206	lookup &= 0x1f;
2207	if (lookup >= strlen(alphabet2))
2208	break;
2209	sprintf(byte, "%c", alphabet2[lookup]);
2210	strcat(resp_96, byte);
2211
2212	lookup = (val & 0x01);
2213	if (lookup >= strlen(delimit_lookup))
2214	break;
2215	sprintf(byte, "%c", delimit_lookup[lookup]);
2216	strcat(resp_96, byte);
2217	}
2218
2219	pack = yahoo_packet_new(YAHOO_SERVICE_AUTHRESP, yd->initial_status, yd->session_id);
2220	yahoo_packet_hash(pack, 0, sn);
2221	yahoo_packet_hash(pack, 6, resp_6);
2222	yahoo_packet_hash(pack, 96, resp_96);
2223	yahoo_packet_hash(pack, 1, sn);
2224	yahoo_send_packet(yid, pack, 0);
2225	yahoo_packet_free(pack);
2226
2227	free(password_hash);
2228	free(crypt_hash);
2229	}
2230
2231	static void yahoo_process_auth(struct yahoo_input_data yid, struct yahoo_packet pkt)
2232	{
2233	char *seed = NULL;
2234	char *sn = NULL;
2235	YList *l = pkt->hash;
2236	int m = 0;
2237
2238	while (l) {
2239	struct yahoo_pair *pair = l->data;
2240	if (pair->key == 94)
2241	seed = pair->value;
2242	if (pair->key == 1)
2243	sn = pair->value;
2244	if (pair->key == 13)
2245	m = atoi(pair->value);
2246	l = l->next;
2247	}
2248
2249	if (!seed)
2250	return;
2251
2252	switch (m) {
2253	case 0:
2254	yahoo_process_auth_pre_0x0b(yid, seed, sn);
2255	break;
2256	case 1:
2257	yahoo_process_auth_0x0b(yid, seed, sn);
2258	break;
2259	default:
2260	/* call error */
2261	WARNING(("unknown auth type %d", m));
2262	yahoo_process_auth_0x0b(yid, seed, sn);
2263	break;
2264	}
2265	}
2266
2267	static void yahoo_process_auth_resp(struct yahoo_input_data yid, struct yahoo_packet pkt)
2268	{
2269	struct yahoo_data *yd = yid->yd;
2270	char *login_id;
2271	char *handle;
2272	char *url=NULL;
2273	int login_status=0;
2274
2275	YList *l;
2276
2277	for (l = pkt->hash; l; l = l->next) {
2278	struct yahoo_pair *pair = l->data;
2279	if (pair->key == 0)
2280	login_id = pair->value;
2281	else if (pair->key == 1)
2282	handle = pair->value;
2283	else if (pair->key == 20)
2284	url = pair->value;
2285	else if (pair->key == 66)
2286	login_status = atoi(pair->value);
2287	}
2288
2289	if(pkt->status == 0xffffffff) {
2290	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, login_status, url);
2291	/* yahoo_logoff(yd->client_id);*/
2292	}
2293	}
2294
2295	static void yahoo_process_mail(struct yahoo_input_data yid, struct yahoo_packet pkt)
2296	{
2297	struct yahoo_data *yd = yid->yd;
2298	char *who = NULL;
2299	char *email = NULL;
2300	char *subj = NULL;
2301	int count = 0;
2302	YList *l;
2303
2304	for (l = pkt->hash; l; l = l->next) {
2305	struct yahoo_pair *pair = l->data;
2306	if (pair->key == 9)
2307	count = strtol(pair->value, NULL, 10);
2308	else if (pair->key == 43)
2309	who = pair->value;
2310	else if (pair->key == 42)
2311	email = pair->value;
2312	else if (pair->key == 18)
2313	subj = pair->value;
2314	else
2315	LOG(("key: %d => value: %s", pair->key, pair->value));
2316	}
2317
2318	if (who && email && subj) {
2319	char from[1024];
2320	snprintf(from, sizeof(from), "%s (%s)", who, email);
2321	YAHOO_CALLBACK(ext_yahoo_mail_notify)(yd->client_id, from, subj, count);
2322	} else if(count > 0)
2323	YAHOO_CALLBACK(ext_yahoo_mail_notify)(yd->client_id, NULL, NULL, count);
2324	}
2325
2326	static void yahoo_process_contact(struct yahoo_input_data yid, struct yahoo_packet pkt)
2327	{
2328	struct yahoo_data *yd = yid->yd;
2329	char *id = NULL;
2330	char *who = NULL;
2331	char *msg = NULL;
2332	char *name = NULL;
2333	long tm = 0L;
2334	int state = YAHOO_STATUS_AVAILABLE;
2335	int online = FALSE;
2336	int away = 0;
2337	int idle = 0;
2338	int mobile = 0;
2339
2340	YList *l;
2341
2342	for (l = pkt->hash; l; l = l->next) {
2343	struct yahoo_pair *pair = l->data;
2344	if (pair->key == 1)
2345	id = pair->value;
2346	else if (pair->key == 3)
2347	who = pair->value;
2348	else if (pair->key == 14)
2349	msg = pair->value;
2350	else if (pair->key == 7)
2351	name = pair->value;
2352	else if (pair->key == 10)
2353	state = strtol(pair->value, NULL, 10);
2354	else if (pair->key == 15)
2355	tm = strtol(pair->value, NULL, 10);
2356	else if (pair->key == 13)
2357	online = strtol(pair->value, NULL, 10);
2358	else if (pair->key == 47)
2359	away = strtol(pair->value, NULL, 10);
2360	else if (pair->key == 137)
2361	idle = strtol(pair->value, NULL, 10);
2362	else if (pair->key == 60)
2363	mobile = strtol(pair->value, NULL, 10);
2364
2365	}
2366
2367	if (id)
2368	YAHOO_CALLBACK(ext_yahoo_contact_added)(yd->client_id, id, who, msg);
2369	else if (name)
2370	YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, name, state, msg, away, idle, mobile);
2371	else if(pkt->status == 0x07)
2372	YAHOO_CALLBACK(ext_yahoo_rejected)(yd->client_id, who, msg);
2373	}
2374
2375	static void yahoo_process_buddyadd(struct yahoo_input_data yid, struct yahoo_packet pkt)
2376	{
2377	struct yahoo_data *yd = yid->yd;
2378	char *who = NULL;
2379	char *where = NULL;
2380	int status = 0;
2381	char *me = NULL;
2382
2383	struct yahoo_buddy *bud=NULL;
2384
2385	YList *l;
2386	for (l = pkt->hash; l; l = l->next) {
2387	struct yahoo_pair *pair = l->data;
2388	if (pair->key == 1)
2389	me = pair->value;
2390	if (pair->key == 7)
2391	who = pair->value;
2392	if (pair->key == 65)
2393	where = pair->value;
2394	if (pair->key == 66)
2395	status = strtol(pair->value, NULL, 10);
2396	}
2397
2398	yahoo_dump_unhandled(pkt);
2399
2400	if(!who)
2401	return;
2402	if(!where)
2403	where = "Unknown";
2404
2405	/* status: 0 == Successful, 1 == Error (does not exist), 2 == Already in list */
2406	if( status == 0 ) {
2407	bud = y_new0(struct yahoo_buddy, 1);
2408	bud->id = strdup(who);
2409	bud->group = strdup(where);
2410	bud->real_name = NULL;
2411
2412	yd->buddies = y_list_append(yd->buddies, bud);
2413
2414	/* Possibly called already, but at least the call above doesn't
2415	seem to happen every time (not anytime I tried). */
2416	YAHOO_CALLBACK(ext_yahoo_contact_added)(yd->client_id, me, who, NULL);
2417	}
2418
2419	/* YAHOO_CALLBACK(ext_yahoo_status_changed)(yd->client_id, who, status, NULL, (status==YAHOO_STATUS_AVAILABLE?0:1)); */
2420	}
2421
2422	static void yahoo_process_buddydel(struct yahoo_input_data yid, struct yahoo_packet pkt)
2423	{
2424	struct yahoo_data *yd = yid->yd;
2425	char *who = NULL;
2426	char *where = NULL;
2427	int unk_66 = 0;
2428	char *me = NULL;
2429	struct yahoo_buddy *bud;
2430
2431	YList *buddy;
2432
2433	YList *l;
2434	for (l = pkt->hash; l; l = l->next) {
2435	struct yahoo_pair *pair = l->data;
2436	if (pair->key == 1)
2437	me = pair->value;
2438	else if (pair->key == 7)
2439	who = pair->value;
2440	else if (pair->key == 65)
2441	where = pair->value;
2442	else if (pair->key == 66)
2443	unk_66 = strtol(pair->value, NULL, 10);
2444	else
2445	DEBUG_MSG(("unknown key: %d = %s", pair->key, pair->value));
2446	}
2447
2448	if(!who \|\| !where)
2449	return;
2450
2451	bud = y_new0(struct yahoo_buddy, 1);
2452	bud->id = strdup(who);
2453	bud->group = strdup(where);
2454
2455	buddy = y_list_find_custom(yd->buddies, bud, is_same_bud);
2456
2457	FREE(bud->id);
2458	FREE(bud->group);
2459	FREE(bud);
2460
2461	if(buddy) {
2462	bud = buddy->data;
2463	yd->buddies = y_list_remove_link(yd->buddies, buddy);
2464	y_list_free_1(buddy);
2465
2466	FREE(bud->id);
2467	FREE(bud->group);
2468	FREE(bud->real_name);
2469	FREE(bud);
2470
2471	bud=NULL;
2472	}
2473	}
2474
2475	static void yahoo_process_ignore(struct yahoo_input_data yid, struct yahoo_packet pkt)
2476	{
2477	char *who = NULL;
2478	int status = 0;
2479	char *me = NULL;
2480	int un_ignore = 0;
2481
2482	YList *l;
2483	for (l = pkt->hash; l; l = l->next) {
2484	struct yahoo_pair *pair = l->data;
2485	if (pair->key == 0)
2486	who = pair->value;
2487	if (pair->key == 1)
2488	me = pair->value;
2489	if (pair->key == 13) /* 1 == ignore, 2 == unignore */
2490	un_ignore = strtol(pair->value, NULL, 10);
2491	if (pair->key == 66)
2492	status = strtol(pair->value, NULL, 10);
2493	}
2494
2495
2496	/*
2497	* status
2498	* 0 - ok
2499	* 2 - already in ignore list, could not add
2500	* 3 - not in ignore list, could not delete
2501	* 12 - is a buddy, could not add
2502	*/
2503
2504	/* if(status)
2505	YAHOO_CALLBACK(ext_yahoo_error)(yd->client_id, who, 0, status);
2506	*/
2507	}
2508
2509	static void yahoo_process_voicechat(struct yahoo_input_data yid, struct yahoo_packet pkt)
2510	{
2511	char *who = NULL;
2512	char *me = NULL;
2513	char *room = NULL;
2514	char *voice_room = NULL;
2515
2516	YList *l;
2517	for (l = pkt->hash; l; l = l->next) {
2518	struct yahoo_pair *pair = l->data;
2519	if (pair->key == 4)
2520	who = pair->value;
2521	if (pair->key == 5)
2522	me = pair->value;
2523	if (pair->key == 13)
2524	voice_room=pair->value;
2525	if (pair->key == 57)
2526	room=pair->value;
2527	}
2528
2529	NOTICE(("got voice chat invite from %s in %s to identity %s", who, room, me));
2530	/*
2531	* send: s:0 1:me 5:who 57:room 13:1
2532	* ???? s:4 5:who 10:99 19:-1615114531
2533	* gotr: s:4 5:who 10:99 19:-1615114615
2534	* ???? s:1 5:me 4:who 57:room 13:3room
2535	* got: s:1 5:me 4:who 57:room 13:1room
2536	* rej: s:0 1:me 5:who 57:room 13:3
2537	* rejr: s:4 5:who 10:99 19:-1617114599
2538	*/
2539	}
2540
2541	static void yahoo_process_ping(struct yahoo_input_data yid, struct yahoo_packet pkt)
2542	{
2543	char *errormsg = NULL;
2544
2545	YList *l;
2546	for (l = pkt->hash; l; l = l->next) {
2547	struct yahoo_pair *pair = l->data;
2548	if (pair->key == 16)
2549	errormsg = pair->value;
2550	}
2551
2552	NOTICE(("got ping packet"));
2553	YAHOO_CALLBACK(ext_yahoo_got_ping)(yid->yd->client_id, errormsg);
2554	}
2555
2556	static void _yahoo_webcam_get_server_connected(int fd, int error, void *d)
2557	{
2558	struct yahoo_input_data *yid = d;
2559	char *who = yid->wcm->user;
2560	char *data = NULL;
2561	char *packet = NULL;
2562	unsigned char magic_nr[] = {0, 1, 0};
2563	unsigned char header_len = 8;
2564	unsigned int len = 0;
2565	unsigned int pos = 0;
2566
2567	if(error \|\| fd <= 0) {
2568	FREE(who);
2569	FREE(yid);
2570	return;
2571	}
2572
2573	yid->fd = fd;
2574	inputs = y_list_prepend(inputs, yid);
2575
2576	/* send initial packet */
2577	if (who)
2578	data = strdup("<RVWCFG>");
2579	else
2580	data = strdup("<RUPCFG>");
2581	yahoo_add_to_send_queue(yid, data, strlen(data));
2582	FREE(data);
2583
2584	/* send data */
2585	if (who)
2586	{
2587	data = strdup("g=");
2588	data = y_string_append(data, who);
2589	data = y_string_append(data, "\r\n");
2590	} else {
2591	data = strdup("f=1\r\n");
2592	}
2593	len = strlen(data);
2594	packet = y_new0(char, header_len + len);
2595	packet[pos++] = header_len;
2596	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
2597	pos += sizeof(magic_nr);
2598	pos += yahoo_put32(packet + pos, len);
2599	memcpy(packet + pos, data, len);
2600	pos += len;
2601	yahoo_add_to_send_queue(yid, packet, pos);
2602	FREE(packet);
2603	FREE(data);
2604
2605	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, fd, YAHOO_INPUT_READ, yid);
2606	}
2607
2608	static void yahoo_webcam_get_server(struct yahoo_input_data y, char who, char *key)
2609	{
2610	struct yahoo_input_data *yid = y_new0(struct yahoo_input_data, 1);
2611	struct yahoo_server_settings *yss = y->yd->server_settings;
2612
2613	yid->type = YAHOO_CONNECTION_WEBCAM_MASTER;
2614	yid->yd = y->yd;
2615	yid->wcm = y_new0(struct yahoo_webcam, 1);
2616	yid->wcm->user = who?strdup(who):NULL;
2617	yid->wcm->direction = who?YAHOO_WEBCAM_DOWNLOAD:YAHOO_WEBCAM_UPLOAD;
2618	yid->wcm->key = strdup(key);
2619
2620	YAHOO_CALLBACK(ext_yahoo_connect_async)(yid->yd->client_id, yss->webcam_host, yss->webcam_port,
2621	_yahoo_webcam_get_server_connected, yid);
2622
2623	}
2624
2625	static YList *webcam_queue=NULL;
2626	static void yahoo_process_webcam_key(struct yahoo_input_data yid, struct yahoo_packet pkt)
2627	{
2628	char *me = NULL;
2629	char *key = NULL;
2630	char *who = NULL;
2631
2632	YList *l;
2633	yahoo_dump_unhandled(pkt);
2634	for (l = pkt->hash; l; l = l->next) {
2635	struct yahoo_pair *pair = l->data;
2636	if (pair->key == 5)
2637	me = pair->value;
2638	if (pair->key == 61)
2639	key=pair->value;
2640	}
2641
2642	l = webcam_queue;
2643	if(!l)
2644	return;
2645	who = l->data;
2646	webcam_queue = y_list_remove_link(webcam_queue, webcam_queue);
2647	y_list_free_1(l);
2648	yahoo_webcam_get_server(yid, who, key);
2649	FREE(who);
2650	}
2651
2652	static void yahoo_packet_process(struct yahoo_input_data yid, struct yahoo_packet pkt)
2653	{
2654	DEBUG_MSG(("yahoo_packet_process: 0x%02x", pkt->service));
2655	switch (pkt->service)
2656	{
2657	case YAHOO_SERVICE_USERSTAT:
2658	case YAHOO_SERVICE_LOGON:
2659	case YAHOO_SERVICE_LOGOFF:
2660	case YAHOO_SERVICE_ISAWAY:
2661	case YAHOO_SERVICE_ISBACK:
2662	case YAHOO_SERVICE_GAMELOGON:
2663	case YAHOO_SERVICE_GAMELOGOFF:
2664	case YAHOO_SERVICE_IDACT:
2665	case YAHOO_SERVICE_IDDEACT:
2666	yahoo_process_status(yid, pkt);
2667	break;
2668	case YAHOO_SERVICE_NOTIFY:
2669	yahoo_process_notify(yid, pkt);
2670	break;
2671	case YAHOO_SERVICE_MESSAGE:
2672	case YAHOO_SERVICE_GAMEMSG:
2673	case YAHOO_SERVICE_SYSMESSAGE:
2674	yahoo_process_message(yid, pkt);
2675	break;
2676	case YAHOO_SERVICE_NEWMAIL:
2677	yahoo_process_mail(yid, pkt);
2678	break;
2679	case YAHOO_SERVICE_NEWCONTACT:
2680	yahoo_process_contact(yid, pkt);
2681	break;
2682	case YAHOO_SERVICE_LIST:
2683	yahoo_process_list(yid, pkt);
2684	break;
2685	case YAHOO_SERVICE_VERIFY:
2686	yahoo_process_verify(yid, pkt);
2687	break;
2688	case YAHOO_SERVICE_AUTH:
2689	yahoo_process_auth(yid, pkt);
2690	break;
2691	case YAHOO_SERVICE_AUTHRESP:
2692	yahoo_process_auth_resp(yid, pkt);
2693	break;
2694	case YAHOO_SERVICE_CONFINVITE:
2695	case YAHOO_SERVICE_CONFADDINVITE:
2696	case YAHOO_SERVICE_CONFDECLINE:
2697	case YAHOO_SERVICE_CONFLOGON:
2698	case YAHOO_SERVICE_CONFLOGOFF:
2699	case YAHOO_SERVICE_CONFMSG:
2700	yahoo_process_conference(yid, pkt);
2701	break;
2702	case YAHOO_SERVICE_CHATONLINE:
2703	case YAHOO_SERVICE_CHATGOTO:
2704	case YAHOO_SERVICE_CHATJOIN:
2705	case YAHOO_SERVICE_CHATLEAVE:
2706	case YAHOO_SERVICE_CHATEXIT:
2707	case YAHOO_SERVICE_CHATLOGOUT:
2708	case YAHOO_SERVICE_CHATPING:
2709	case YAHOO_SERVICE_COMMENT:
2710	yahoo_process_chat(yid, pkt);
2711	break;
2712	case YAHOO_SERVICE_P2PFILEXFER:
2713	case YAHOO_SERVICE_FILETRANSFER:
2714	yahoo_process_filetransfer(yid, pkt);
2715	break;
2716	case YAHOO_SERVICE_ADDBUDDY:
2717	yahoo_process_buddyadd(yid, pkt);
2718	break;
2719	case YAHOO_SERVICE_REMBUDDY:
2720	yahoo_process_buddydel(yid, pkt);
2721	break;
2722	case YAHOO_SERVICE_IGNORECONTACT:
2723	yahoo_process_ignore(yid, pkt);
2724	break;
2725	case YAHOO_SERVICE_VOICECHAT:
2726	yahoo_process_voicechat(yid, pkt);
2727	break;
2728	case YAHOO_SERVICE_WEBCAM:
2729	yahoo_process_webcam_key(yid, pkt);
2730	break;
2731	case YAHOO_SERVICE_PING:
2732	yahoo_process_ping(yid, pkt);
2733	break;
2734	case YAHOO_SERVICE_IDLE:
2735	case YAHOO_SERVICE_MAILSTAT:
2736	case YAHOO_SERVICE_CHATINVITE:
2737	case YAHOO_SERVICE_CALENDAR:
2738	case YAHOO_SERVICE_NEWPERSONALMAIL:
2739	case YAHOO_SERVICE_ADDIDENT:
2740	case YAHOO_SERVICE_ADDIGNORE:
2741	case YAHOO_SERVICE_GOTGROUPRENAME:
2742	case YAHOO_SERVICE_GROUPRENAME:
2743	case YAHOO_SERVICE_PASSTHROUGH2:
2744	case YAHOO_SERVICE_CHATLOGON:
2745	case YAHOO_SERVICE_CHATLOGOFF:
2746	case YAHOO_SERVICE_CHATMSG:
2747	case YAHOO_SERVICE_REJECTCONTACT:
2748	case YAHOO_SERVICE_PEERTOPEER:
2749	WARNING(("unhandled service 0x%02x", pkt->service));
2750	yahoo_dump_unhandled(pkt);
2751	break;
2752	case YAHOO_SERVICE_PICTURE:
2753	yahoo_process_picture(yid, pkt);
2754	break;
2755	case YAHOO_SERVICE_PICTURE_CHECKSUM:
2756	yahoo_process_picture_checksum(yid, pkt);
2757	break;
2758	case YAHOO_SERVICE_PICTURE_UPLOAD:
2759	yahoo_process_picture_upload(yid, pkt);
2760	break;
2761	default:
2762	WARNING(("unknown service 0x%02x", pkt->service));
2763	yahoo_dump_unhandled(pkt);
2764	break;
2765	}
2766	}
2767
2768	static struct yahoo_packet * yahoo_getdata(struct yahoo_input_data * yid)
2769	{
2770	struct yahoo_packet *pkt;
2771	struct yahoo_data *yd = yid->yd;
2772	int pos = 0;
2773	int pktlen;
2774
2775	if(!yd)
2776	return NULL;
2777
2778	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2779	if (yid->rxlen < YAHOO_PACKET_HDRLEN) {
2780	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN"));
2781	return NULL;
2782	}
2783
2784	pos += 4; /* YMSG */
2785	pos += 2;
2786	pos += 2;
2787
2788	pktlen = yahoo_get16(yid->rxqueue + pos); pos += 2;
2789	DEBUG_MSG(("%d bytes to read, rxlen is %d",
2790	pktlen, yid->rxlen));
2791
2792	if (yid->rxlen < (YAHOO_PACKET_HDRLEN + pktlen)) {
2793	DEBUG_MSG(("len < YAHOO_PACKET_HDRLEN + pktlen"));
2794	return NULL;
2795	}
2796
2797	LOG(("reading packet"));
2798	yahoo_packet_dump(yid->rxqueue, YAHOO_PACKET_HDRLEN + pktlen);
2799
2800	pkt = yahoo_packet_new(0, 0, 0);
2801
2802	pkt->service = yahoo_get16(yid->rxqueue + pos); pos += 2;
2803	pkt->status = yahoo_get32(yid->rxqueue + pos); pos += 4;
2804	DEBUG_MSG(("Yahoo Service: 0x%02x Status: %d", pkt->service,
2805	pkt->status));
2806	pkt->id = yahoo_get32(yid->rxqueue + pos); pos += 4;
2807
2808	yd->session_id = pkt->id;
2809
2810	yahoo_packet_read(pkt, yid->rxqueue + pos, pktlen);
2811
2812	yid->rxlen -= YAHOO_PACKET_HDRLEN + pktlen;
2813	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2814	if (yid->rxlen>0) {
2815	unsigned char *tmp = y_memdup(yid->rxqueue + YAHOO_PACKET_HDRLEN
2816	+ pktlen, yid->rxlen);
2817	FREE(yid->rxqueue);
2818	yid->rxqueue = tmp;
2819	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2820	} else {
2821	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2822	FREE(yid->rxqueue);
2823	}
2824
2825	return pkt;
2826	}
2827
2828	static void yahoo_yab_read(struct yab yab, unsigned char d, int len)
2829	{
2830	char st, en;
2831	char data = (char )d;
2832	data[len]='\0';
2833
2834	DEBUG_MSG(("Got yab: %s", data));
2835	st = en = strstr(data, "userid=\"");
2836	if(st) {
2837	st += strlen("userid=\"");
2838	en = strchr(st, '"'); *en++ = '\0';
2839	yab->id = yahoo_xmldecode(st);
2840	}
2841
2842	st = strstr(en, "fname=\"");
2843	if(st) {
2844	st += strlen("fname=\"");
2845	en = strchr(st, '"'); *en++ = '\0';
2846	yab->fname = yahoo_xmldecode(st);
2847	}
2848
2849	st = strstr(en, "lname=\"");
2850	if(st) {
2851	st += strlen("lname=\"");
2852	en = strchr(st, '"'); *en++ = '\0';
2853	yab->lname = yahoo_xmldecode(st);
2854	}
2855
2856	st = strstr(en, "nname=\"");
2857	if(st) {
2858	st += strlen("nname=\"");
2859	en = strchr(st, '"'); *en++ = '\0';
2860	yab->nname = yahoo_xmldecode(st);
2861	}
2862
2863	st = strstr(en, "email=\"");
2864	if(st) {
2865	st += strlen("email=\"");
2866	en = strchr(st, '"'); *en++ = '\0';
2867	yab->email = yahoo_xmldecode(st);
2868	}
2869
2870	st = strstr(en, "hphone=\"");
2871	if(st) {
2872	st += strlen("hphone=\"");
2873	en = strchr(st, '"'); *en++ = '\0';
2874	yab->hphone = yahoo_xmldecode(st);
2875	}
2876
2877	st = strstr(en, "wphone=\"");
2878	if(st) {
2879	st += strlen("wphone=\"");
2880	en = strchr(st, '"'); *en++ = '\0';
2881	yab->wphone = yahoo_xmldecode(st);
2882	}
2883
2884	st = strstr(en, "mphone=\"");
2885	if(st) {
2886	st += strlen("mphone=\"");
2887	en = strchr(st, '"'); *en++ = '\0';
2888	yab->mphone = yahoo_xmldecode(st);
2889	}
2890
2891	st = strstr(en, "dbid=\"");
2892	if(st) {
2893	st += strlen("dbid=\"");
2894	en = strchr(st, '"'); *en++ = '\0';
2895	yab->dbid = atoi(st);
2896	}
2897	}
2898
2899	static struct yab * yahoo_getyab(struct yahoo_input_data *yid)
2900	{
2901	struct yab *yab = NULL;
2902	int pos = 0, end=0;
2903	struct yahoo_data *yd = yid->yd;
2904
2905	if(!yd)
2906	return NULL;
2907
2908	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2909
2910	if(yid->rxlen <= strlen("<record"))
2911	return NULL;
2912
2913	/* start with <record */
2914	while(pos < yid->rxlen-strlen("<record")+1
2915	&& memcmp(yid->rxqueue + pos, "<record", strlen("<record")))
2916	pos++;
2917
2918	if(pos >= yid->rxlen-1)
2919	return NULL;
2920
2921	end = pos+2;
2922	/* end with /> */
2923	while(end < yid->rxlen-strlen("/>")+1 && memcmp(yid->rxqueue + end, "/>", strlen("/>")))
2924	end++;
2925
2926	if(end >= yid->rxlen-1)
2927	return NULL;
2928
2929	yab = y_new0(struct yab, 1);
2930	yahoo_yab_read(yab, yid->rxqueue + pos, end+2-pos);
2931
2932
2933	yid->rxlen -= end+1;
2934	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2935	if (yid->rxlen>0) {
2936	unsigned char *tmp = y_memdup(yid->rxqueue + end + 1, yid->rxlen);
2937	FREE(yid->rxqueue);
2938	yid->rxqueue = tmp;
2939	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2940	} else {
2941	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2942	FREE(yid->rxqueue);
2943	}
2944
2945
2946	return yab;
2947	}
2948
2949	static char * yahoo_getwebcam_master(struct yahoo_input_data *yid)
2950	{
2951	unsigned int pos=0;
2952	unsigned int len=0;
2953	unsigned int status=0;
2954	char *server=NULL;
2955	struct yahoo_data *yd = yid->yd;
2956
2957	if(!yid \|\| !yd)
2958	return NULL;
2959
2960	DEBUG_MSG(("rxlen is %d", yid->rxlen));
2961
2962	len = yid->rxqueue[pos++];
2963	if (yid->rxlen < len)
2964	return NULL;
2965
2966	/* extract status (0 = ok, 6 = webcam not online) */
2967	status = yid->rxqueue[pos++];
2968
2969	if (status == 0)
2970	{
2971	pos += 2; /* skip next 2 bytes */
2972	server = y_memdup(yid->rxqueue+pos, 16);
2973	pos += 16;
2974	}
2975	else if (status == 6)
2976	{
2977	YAHOO_CALLBACK(ext_yahoo_webcam_closed)
2978	(yd->client_id, yid->wcm->user, 4);
2979	}
2980
2981	/* skip rest of the data */
2982
2983	yid->rxlen -= len;
2984	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2985	if (yid->rxlen>0) {
2986	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
2987	FREE(yid->rxqueue);
2988	yid->rxqueue = tmp;
2989	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
2990	} else {
2991	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
2992	FREE(yid->rxqueue);
2993	}
2994
2995	return server;
2996	}
2997
2998	static int yahoo_get_webcam_data(struct yahoo_input_data *yid)
2999	{
3000	unsigned char reason=0;
3001	unsigned int pos=0;
3002	unsigned int begin=0;
3003	unsigned int end=0;
3004	unsigned int closed=0;
3005	unsigned char header_len=0;
3006	char *who;
3007	int connect=0;
3008	struct yahoo_data *yd = yid->yd;
3009
3010	if(!yd)
3011	return -1;
3012
3013	if(!yid->wcm \|\| !yid->wcd \|\| !yid->rxlen)
3014	return -1;
3015
3016	DEBUG_MSG(("rxlen is %d", yid->rxlen));
3017
3018	/* if we are not reading part of image then read header */
3019	if (!yid->wcd->to_read)
3020	{
3021	header_len=yid->rxqueue[pos++];
3022	yid->wcd->packet_type=0;
3023
3024	if (yid->rxlen < header_len)
3025	return 0;
3026
3027	if (header_len >= 8)
3028	{
3029	reason = yid->rxqueue[pos++];
3030	/* next 2 bytes should always be 05 00 */
3031	pos += 2;
3032	yid->wcd->data_size = yahoo_get32(yid->rxqueue + pos);
3033	pos += 4;
3034	yid->wcd->to_read = yid->wcd->data_size;
3035	}
3036	if (header_len >= 13)
3037	{
3038	yid->wcd->packet_type = yid->rxqueue[pos++];
3039	yid->wcd->timestamp = yahoo_get32(yid->rxqueue + pos);
3040	pos += 4;
3041	}
3042
3043	/* skip rest of header */
3044	pos = header_len;
3045	}
3046
3047	begin = pos;
3048	pos += yid->wcd->to_read;
3049	if (pos > yid->rxlen) pos = yid->rxlen;
3050
3051	/* if it is not an image then make sure we have the whole packet */
3052	if (yid->wcd->packet_type != 0x02) {
3053	if ((pos - begin) != yid->wcd->data_size) {
3054	yid->wcd->to_read = 0;
3055	return 0;
3056	} else {
3057	yahoo_packet_dump(yid->rxqueue + begin, pos - begin);
3058	}
3059	}
3060
3061	DEBUG_MSG(("packet type %.2X, data length %d", yid->wcd->packet_type,
3062	yid->wcd->data_size));
3063
3064	/* find out what kind of packet we got */
3065	switch (yid->wcd->packet_type)
3066	{
3067	case 0x00:
3068	/* user requests to view webcam (uploading) */
3069	if (yid->wcd->data_size &&
3070	yid->wcm->direction == YAHOO_WEBCAM_UPLOAD) {
3071	end = begin;
3072	while (end <= yid->rxlen &&
3073	yid->rxqueue[end++] != 13);
3074	if (end > begin)
3075	{
3076	who = y_memdup(yid->rxqueue + begin, end - begin);
3077	who[end - begin - 1] = 0;
3078	YAHOO_CALLBACK(ext_yahoo_webcam_viewer)(yd->client_id, who + 2, 2);
3079	FREE(who);
3080	}
3081	}
3082
3083	if (yid->wcm->direction == YAHOO_WEBCAM_DOWNLOAD) {
3084	/* timestamp/status field */
3085	/* 0 = declined viewing permission */
3086	/* 1 = accepted viewing permission */
3087	if (yid->wcd->timestamp == 0) {
3088	YAHOO_CALLBACK(ext_yahoo_webcam_closed)(yd->client_id, yid->wcm->user, 3);
3089	}
3090	}
3091	break;
3092	case 0x01: /* status packets?? */
3093	/* timestamp contains status info */
3094	/* 00 00 00 01 = we have data?? */
3095	break;
3096	case 0x02: /* image data */
3097	YAHOO_CALLBACK(ext_yahoo_got_webcam_image)(yd->client_id,
3098	yid->wcm->user, yid->rxqueue + begin,
3099	yid->wcd->data_size, pos - begin,
3100	yid->wcd->timestamp);
3101	break;
3102	case 0x05: /* response packets when uploading */
3103	if (!yid->wcd->data_size) {
3104	YAHOO_CALLBACK(ext_yahoo_webcam_data_request)(yd->client_id, yid->wcd->timestamp);
3105	}
3106	break;
3107	case 0x07: /* connection is closing */
3108	switch(reason)
3109	{
3110	case 0x01: /* user closed connection */
3111	closed = 1;
3112	break;
3113	case 0x0F: /* user cancelled permission */
3114	closed = 2;
3115	break;
3116	}
3117	YAHOO_CALLBACK(ext_yahoo_webcam_closed)(yd->client_id, yid->wcm->user, closed);
3118	break;
3119	case 0x0C: /* user connected */
3120	case 0x0D: /* user disconnected */
3121	if (yid->wcd->data_size) {
3122	who = y_memdup(yid->rxqueue + begin, pos - begin + 1);
3123	who[pos - begin] = 0;
3124	if (yid->wcd->packet_type == 0x0C)
3125	connect=1;
3126	else
3127	connect=0;
3128	YAHOO_CALLBACK(ext_yahoo_webcam_viewer)(yd->client_id, who, connect);
3129	FREE(who);
3130	}
3131	break;
3132	case 0x13: /* user data */
3133	/* i=user_ip (ip of the user we are viewing) */
3134	/* j=user_ext_ip (external ip of the user we */
3135	/* are viewing) */
3136	break;
3137	case 0x17: /* ?? */
3138	break;
3139	}
3140	yid->wcd->to_read -= pos - begin;
3141
3142	yid->rxlen -= pos;
3143	DEBUG_MSG(("rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
3144	if (yid->rxlen>0) {
3145	unsigned char *tmp = y_memdup(yid->rxqueue + pos, yid->rxlen);
3146	FREE(yid->rxqueue);
3147	yid->rxqueue = tmp;
3148	DEBUG_MSG(("new rxlen == %d, rxqueue == %p", yid->rxlen, yid->rxqueue));
3149	} else {
3150	DEBUG_MSG(("freed rxqueue == %p", yid->rxqueue));
3151	FREE(yid->rxqueue);
3152	}
3153
3154	/* If we read a complete packet return success */
3155	if (!yid->wcd->to_read)
3156	return 1;
3157
3158	return 0;
3159	}
3160
3161	int yahoo_write_ready(int id, int fd, void *data)
3162	{
3163	struct yahoo_input_data *yid = data;
3164	int len;
3165	struct data_queue *tx;
3166
3167	LOG(("write callback: id=%d fd=%d data=%p", id, fd, data));
3168	if(!yid \|\| !yid->txqueues)
3169	return -2;
3170
3171	tx = yid->txqueues->data;
3172	LOG(("writing %d bytes", tx->len));
3173	len = yahoo_send_data(fd, tx->queue, MIN(1024, tx->len));
3174
3175	if(len == -1 && errno == EAGAIN)
3176	return 1;
3177
3178	if(len <= 0) {
3179	int e = errno;
3180	DEBUG_MSG(("len == %d (<= 0)", len));
3181	while(yid->txqueues) {
3182	YList *l=yid->txqueues;
3183	tx = l->data;
3184	free(tx->queue);
3185	free(tx);
3186	yid->txqueues = y_list_remove_link(yid->txqueues, yid->txqueues);
3187	y_list_free_1(l);
3188	}
3189	LOG(("yahoo_write_ready(%d, %d) len < 0", id, fd));
3190	YAHOO_CALLBACK(ext_yahoo_remove_handler)(id, yid->write_tag);
3191	yid->write_tag = 0;
3192	errno=e;
3193	return 0;
3194	}
3195
3196
3197	tx->len -= len;
3198	if(tx->len > 0) {
3199	unsigned char *tmp = y_memdup(tx->queue + len, tx->len);
3200	FREE(tx->queue);
3201	tx->queue = tmp;
3202	} else {
3203	YList *l=yid->txqueues;
3204	free(tx->queue);
3205	free(tx);
3206	yid->txqueues = y_list_remove_link(yid->txqueues, yid->txqueues);
3207	y_list_free_1(l);
3208	/*
3209	if(!yid->txqueues)
3210	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3211	*/
3212	if(!yid->txqueues) {
3213	LOG(("yahoo_write_ready(%d, %d) !yxqueues", id, fd));
3214	YAHOO_CALLBACK(ext_yahoo_remove_handler)(id, yid->write_tag);
3215	yid->write_tag = 0;
3216	}
3217	}
3218
3219	return 1;
3220	}
3221
3222	static void yahoo_process_pager_connection(struct yahoo_input_data *yid, int over)
3223	{
3224	struct yahoo_packet *pkt;
3225	struct yahoo_data *yd = yid->yd;
3226	int id = yd->client_id;
3227
3228	if(over)
3229	return;
3230
3231	while (find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER)
3232	&& (pkt = yahoo_getdata(yid)) != NULL) {
3233
3234	yahoo_packet_process(yid, pkt);
3235
3236	yahoo_packet_free(pkt);
3237	}
3238	}
3239
3240	static void yahoo_process_ft_connection(struct yahoo_input_data *yid, int over)
3241	{
3242	}
3243
3244	static void yahoo_process_chatcat_connection(struct yahoo_input_data *yid, int over)
3245	{
3246	if(over)
3247	return;
3248
3249	if (strstr((char*)yid->rxqueue+(yid->rxlen-20), "</content>")) {
3250	YAHOO_CALLBACK(ext_yahoo_chat_cat_xml)(yid->yd->client_id, (char*)yid->rxqueue);
3251	}
3252	}
3253
3254	static void yahoo_process_yab_connection(struct yahoo_input_data *yid, int over)
3255	{
3256	struct yahoo_data *yd = yid->yd;
3257	struct yab *yab;
3258	YList *buds;
3259	int changed=0;
3260	int id = yd->client_id;
3261
3262	if(over)
3263	return;
3264
3265	while(find_input_by_id_and_type(id, YAHOO_CONNECTION_YAB)
3266	&& (yab = yahoo_getyab(yid)) != NULL) {
3267	if(!yab->id)
3268	continue;
3269	changed=1;
3270	for(buds = yd->buddies; buds; buds=buds->next) {
3271	struct yahoo_buddy * bud = buds->data;
3272	if(!strcmp(bud->id, yab->id)) {
3273	bud->yab_entry = yab;
3274	if(yab->nname) {
3275	bud->real_name = strdup(yab->nname);
3276	} else if(yab->fname && yab->lname) {
3277	bud->real_name = y_new0(char,
3278	strlen(yab->fname)+
3279	strlen(yab->lname)+2
3280	);
3281	sprintf(bud->real_name, "%s %s",
3282	yab->fname, yab->lname);
3283	} else if(yab->fname) {
3284	bud->real_name = strdup(yab->fname);
3285	}
3286	break; /* for */
3287	}
3288	}
3289	}
3290
3291	if(changed)
3292	YAHOO_CALLBACK(ext_yahoo_got_buddies)(yd->client_id, yd->buddies);
3293	}
3294
3295	static void yahoo_process_search_connection(struct yahoo_input_data *yid, int over)
3296	{
3297	struct yahoo_found_contact *yct=NULL;
3298	char p = (char )yid->rxqueue, np, cp;
3299	int k, n;
3300	int start=0, found=0, total=0;
3301	YList *contacts=NULL;
3302	struct yahoo_input_data *pyid = find_input_by_id_and_type(yid->yd->client_id, YAHOO_CONNECTION_PAGER);
3303
3304	if(!over \|\| !pyid)
3305	return;
3306
3307	if(p && (p=strstr(p, "\r\n\r\n"))) {
3308	p += 4;
3309
3310	for(k = 0; (p = strchr(p, 4)) && (k < 4); k++) {
3311	p++;
3312	n = atoi(p);
3313	switch(k) {
3314	case 0: found = pyid->ys->lsearch_nfound = n; break;
3315	case 2: start = pyid->ys->lsearch_nstart = n; break;
3316	case 3: total = pyid->ys->lsearch_ntotal = n; break;
3317	}
3318	}
3319
3320	if(p)
3321	p++;
3322
3323	k=0;
3324	while(p && *p) {
3325	cp = p;
3326	np = strchr(p, 4);
3327
3328	if(!np)
3329	break;
3330	*np = 0;
3331	p = np+1;
3332
3333	switch(k++) {
3334	case 1:
3335	if(strlen(cp) > 2 && y_list_length(contacts) < total) {
3336	yct = y_new0(struct yahoo_found_contact, 1);
3337	contacts = y_list_append(contacts, yct);
3338	yct->id = cp+2;
3339	} else {
3340	*p = 0;
3341	}
3342	break;
3343	case 2:
3344	yct->online = !strcmp(cp, "2") ? 1 : 0;
3345	break;
3346	case 3:
3347	yct->gender = cp;
3348	break;
3349	case 4:
3350	yct->age = atoi(cp);
3351	break;
3352	case 5:
3353	if(cp != "\005")
3354	yct->location = cp;
3355	k = 0;
3356	break;
3357	}
3358	}
3359	}
3360
3361	YAHOO_CALLBACK(ext_yahoo_got_search_result)(yid->yd->client_id, found, start, total, contacts);
3362
3363	while(contacts) {
3364	YList *node = contacts;
3365	contacts = y_list_remove_link(contacts, node);
3366	free(node->data);
3367	y_list_free_1(node);
3368	}
3369	}
3370
3371	static void _yahoo_webcam_connected(int fd, int error, void *d)
3372	{
3373	struct yahoo_input_data *yid = d;
3374	struct yahoo_webcam *wcm = yid->wcm;
3375	struct yahoo_data *yd = yid->yd;
3376	char conn_type[100];
3377	char *data=NULL;
3378	char *packet=NULL;
3379	unsigned char magic_nr[] = {1, 0, 0, 0, 1};
3380	unsigned header_len=0;
3381	unsigned int len=0;
3382	unsigned int pos=0;
3383
3384	if(error \|\| fd <= 0) {
3385	FREE(yid);
3386	return;
3387	}
3388
3389	yid->fd = fd;
3390	inputs = y_list_prepend(inputs, yid);
3391
3392	LOG(("Connected"));
3393	/* send initial packet */
3394	switch (wcm->direction)
3395	{
3396	case YAHOO_WEBCAM_DOWNLOAD:
3397	data = strdup("<REQIMG>");
3398	break;
3399	case YAHOO_WEBCAM_UPLOAD:
3400	data = strdup("<SNDIMG>");
3401	break;
3402	default:
3403	return;
3404	}
3405	yahoo_add_to_send_queue(yid, data, strlen(data));
3406	FREE(data);
3407
3408	/* send data */
3409	switch (wcm->direction)
3410	{
3411	case YAHOO_WEBCAM_DOWNLOAD:
3412	header_len = 8;
3413	data = strdup("a=2\r\nc=us\r\ne=21\r\nu=");
3414	data = y_string_append(data, yd->user);
3415	data = y_string_append(data, "\r\nt=");
3416	data = y_string_append(data, wcm->key);
3417	data = y_string_append(data, "\r\ni=");
3418	data = y_string_append(data, wcm->my_ip);
3419	data = y_string_append(data, "\r\ng=");
3420	data = y_string_append(data, wcm->user);
3421	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3422	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3423	data = y_string_append(data, conn_type);
3424	data = y_string_append(data, "\r\n");
3425	break;
3426	case YAHOO_WEBCAM_UPLOAD:
3427	header_len = 13;
3428	data = strdup("a=2\r\nc=us\r\nu=");
3429	data = y_string_append(data, yd->user);
3430	data = y_string_append(data, "\r\nt=");
3431	data = y_string_append(data, wcm->key);
3432	data = y_string_append(data, "\r\ni=");
3433	data = y_string_append(data, wcm->my_ip);
3434	data = y_string_append(data, "\r\no=w-2-5-1\r\np=");
3435	snprintf(conn_type, sizeof(conn_type), "%d", wcm->conn_type);
3436	data = y_string_append(data, conn_type);
3437	data = y_string_append(data, "\r\nb=");
3438	data = y_string_append(data, wcm->description);
3439	data = y_string_append(data, "\r\n");
3440	break;
3441	}
3442
3443	len = strlen(data);
3444	packet = y_new0(char, header_len + len);
3445	packet[pos++] = header_len;
3446	packet[pos++] = 0;
3447	switch (wcm->direction)
3448	{
3449	case YAHOO_WEBCAM_DOWNLOAD:
3450	packet[pos++] = 1;
3451	packet[pos++] = 0;
3452	break;
3453	case YAHOO_WEBCAM_UPLOAD:
3454	packet[pos++] = 5;
3455	packet[pos++] = 0;
3456	break;
3457	}
3458
3459	pos += yahoo_put32(packet + pos, len);
3460	if (wcm->direction == YAHOO_WEBCAM_UPLOAD)
3461	{
3462	memcpy(packet + pos, magic_nr, sizeof(magic_nr));
3463	pos += sizeof(magic_nr);
3464	}
3465	memcpy(packet + pos, data, len);
3466	yahoo_add_to_send_queue(yid, packet, header_len + len);
3467	FREE(packet);
3468	FREE(data);
3469
3470	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_READ, yid);
3471	}
3472
3473	static void yahoo_webcam_connect(struct yahoo_input_data *y)
3474	{
3475	struct yahoo_webcam *wcm = y->wcm;
3476	struct yahoo_input_data *yid;
3477	struct yahoo_server_settings *yss;
3478
3479	if (!wcm \|\| !wcm->server \|\| !wcm->key)
3480	return;
3481
3482	yid = y_new0(struct yahoo_input_data, 1);
3483	yid->type = YAHOO_CONNECTION_WEBCAM;
3484	yid->yd = y->yd;
3485
3486	/* copy webcam data to new connection */
3487	yid->wcm = y->wcm;
3488	y->wcm = NULL;
3489
3490	yss = y->yd->server_settings;
3491
3492	yid->wcd = y_new0(struct yahoo_webcam_data, 1);
3493
3494	LOG(("Connecting to: %s:%d", wcm->server, wcm->port));
3495	YAHOO_CALLBACK(ext_yahoo_connect_async)(y->yd->client_id, wcm->server, wcm->port,
3496	_yahoo_webcam_connected, yid);
3497
3498	}
3499
3500	static void yahoo_process_webcam_master_connection(struct yahoo_input_data *yid, int over)
3501	{
3502	char* server;
3503	struct yahoo_server_settings *yss;
3504
3505	if(over)
3506	return;
3507
3508	server = yahoo_getwebcam_master(yid);
3509
3510	if (server)
3511	{
3512	yss = yid->yd->server_settings;
3513	yid->wcm->server = strdup(server);
3514	yid->wcm->port = yss->webcam_port;
3515	yid->wcm->conn_type = yss->conn_type;
3516	yid->wcm->my_ip = strdup(yss->local_host);
3517	if (yid->wcm->direction == YAHOO_WEBCAM_UPLOAD)
3518	yid->wcm->description = strdup(yss->webcam_description);
3519	yahoo_webcam_connect(yid);
3520	FREE(server);
3521	}
3522	}
3523
3524	static void yahoo_process_webcam_connection(struct yahoo_input_data *yid, int over)
3525	{
3526	int id = yid->yd->client_id;
3527	int fd = yid->fd;
3528
3529	if(over)
3530	return;
3531
3532	/* as long as we still have packets available keep processing them */
3533	while (find_input_by_id_and_fd(id, fd)
3534	&& yahoo_get_webcam_data(yid) == 1);
3535	}
3536
3537	static void (yahoo_process_connection[])(struct yahoo_input_data , int over) = {
3538	yahoo_process_pager_connection,
3539	yahoo_process_ft_connection,
3540	yahoo_process_yab_connection,
3541	yahoo_process_webcam_master_connection,
3542	yahoo_process_webcam_connection,
3543	yahoo_process_chatcat_connection,
3544	yahoo_process_search_connection
3545	};
3546
3547	int yahoo_read_ready(int id, int fd, void *data)
3548	{
3549	struct yahoo_input_data *yid = data;
3550	char buf[1024];
3551	int len;
3552
3553	LOG(("read callback: id=%d fd=%d data=%p", id, fd, data));
3554	if(!yid)
3555	return -2;
3556
3557
3558	do {
3559	len = read(fd, buf, sizeof(buf));
3560	} while(len == -1 && errno == EINTR);
3561
3562	if(len == -1 && errno == EAGAIN) /* we'll try again later */
3563	return 1;
3564
3565	if (len <= 0) {
3566	int e = errno;
3567	DEBUG_MSG(("len == %d (<= 0)", len));
3568
3569	if(yid->type == YAHOO_CONNECTION_PAGER) {
3570	YAHOO_CALLBACK(ext_yahoo_error)(yid->yd->client_id, "Connection closed by server", 1, E_CONNECTION);
3571	}
3572
3573	yahoo_process_connection[yid->type](yid, 1);
3574	yahoo_input_close(yid);
3575
3576	/* no need to return an error, because we've already fixed it */
3577	if(len == 0)
3578	return 1;
3579
3580	errno=e;
3581	LOG(("read error: %s", strerror(errno)));
3582	return -1;
3583	}
3584
3585	yid->rxqueue = y_renew(unsigned char, yid->rxqueue, len + yid->rxlen);
3586	memcpy(yid->rxqueue + yid->rxlen, buf, len);
3587	yid->rxlen += len;
3588
3589	yahoo_process_connection[yid->type](yid, 0);
3590
3591	return len;
3592	}
3593
3594	int yahoo_init_with_attributes(const char username, const char password, ...)
3595	{
3596	va_list ap;
3597	struct yahoo_data *yd;
3598
3599	yd = y_new0(struct yahoo_data, 1);
3600
3601	if(!yd)
3602	return 0;
3603
3604	yd->user = strdup(username);
3605	yd->password = strdup(password);
3606
3607	yd->initial_status = -1;
3608	yd->current_status = -1;
3609
3610	yd->client_id = ++last_id;
3611
3612	add_to_list(yd);
3613
3614	va_start(ap, password);
3615	yd->server_settings = _yahoo_assign_server_settings(ap);
3616	va_end(ap);
3617
3618	return yd->client_id;
3619	}
3620
3621	int yahoo_init(const char username, const char password)
3622	{
3623	return yahoo_init_with_attributes(username, password, NULL);
3624	}
3625
3626	struct connect_callback_data {
3627	struct yahoo_data *yd;
3628	int tag;
3629	int i;
3630	};
3631
3632	static void yahoo_connected(int fd, int error, void *data)
3633	{
3634	struct connect_callback_data *ccd = data;
3635	struct yahoo_data *yd = ccd->yd;
3636	struct yahoo_packet *pkt;
3637	struct yahoo_input_data *yid;
3638	struct yahoo_server_settings *yss = yd->server_settings;
3639
3640	if(error) {
3641	if(fallback_ports[ccd->i]) {
3642	int tag;
3643	yss->pager_port = fallback_ports[ccd->i++];
3644	tag = YAHOO_CALLBACK(ext_yahoo_connect_async)(yd->client_id, yss->pager_host,
3645	yss->pager_port, yahoo_connected, ccd);
3646
3647	if(tag > 0)
3648	ccd->tag=tag;
3649	} else {
3650	FREE(ccd);
3651	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_SOCK, NULL);
3652	}
3653	return;
3654	}
3655
3656	FREE(ccd);
3657
3658	/* fd < 0 && error == 0 means connect was cancelled */
3659	if(fd < 0)
3660	return;
3661
3662	pkt = yahoo_packet_new(YAHOO_SERVICE_AUTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
3663	NOTICE(("Sending initial packet"));
3664
3665	yahoo_packet_hash(pkt, 1, yd->user);
3666
3667	yid = y_new0(struct yahoo_input_data, 1);
3668	yid->yd = yd;
3669	yid->fd = fd;
3670	inputs = y_list_prepend(inputs, yid);
3671
3672	yahoo_send_packet(yid, pkt, 0);
3673
3674	yahoo_packet_free(pkt);
3675
3676	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, yid->fd, YAHOO_INPUT_READ, yid);
3677	}
3678
3679	void yahoo_login(int id, int initial)
3680	{
3681	struct yahoo_data *yd = find_conn_by_id(id);
3682	struct connect_callback_data *ccd;
3683	struct yahoo_server_settings *yss;
3684	int tag;
3685
3686	if(!yd)
3687	return;
3688
3689	yss = yd->server_settings;
3690
3691	yd->initial_status = initial;
3692
3693	ccd = y_new0(struct connect_callback_data, 1);
3694	ccd->yd = yd;
3695	tag = YAHOO_CALLBACK(ext_yahoo_connect_async)(yd->client_id, yss->pager_host, yss->pager_port,
3696	yahoo_connected, ccd);
3697
3698	/*
3699	* if tag <= 0, then callback has already been called
3700	* so ccd will have been freed
3701	*/
3702	if(tag > 0)
3703	ccd->tag = tag;
3704	else if(tag < 0)
3705	YAHOO_CALLBACK(ext_yahoo_login_response)(yd->client_id, YAHOO_LOGIN_SOCK, NULL);
3706	}
3707
3708
3709	int yahoo_get_fd(int id)
3710	{
3711	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3712	if(!yid)
3713	return 0;
3714	else
3715	return yid->fd;
3716	}
3717
3718	void yahoo_send_im(int id, const char from, const char who, const char *what, int utf8, int picture)
3719	{
3720	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3721	struct yahoo_packet *pkt = NULL;
3722	struct yahoo_data *yd;
3723	char pic_str[10];
3724
3725	if(!yid)
3726	return;
3727
3728	yd = yid->yd;
3729
3730	pkt = yahoo_packet_new(YAHOO_SERVICE_MESSAGE, YAHOO_STATUS_OFFLINE, yd->session_id);
3731
3732	snprintf(pic_str, sizeof(pic_str), "%d", picture);
3733
3734	if(from && strcmp(from, yd->user))
3735	yahoo_packet_hash(pkt, 0, yd->user);
3736	yahoo_packet_hash(pkt, 1, from?from:yd->user);
3737	yahoo_packet_hash(pkt, 5, who);
3738	yahoo_packet_hash(pkt, 14, what);
3739
3740	if(utf8)
3741	yahoo_packet_hash(pkt, 97, "1");
3742
3743	yahoo_packet_hash(pkt, 63, ";0"); /* imvironment name; or ;0 */
3744	yahoo_packet_hash(pkt, 64, "0");
3745	yahoo_packet_hash(pkt, 206, pic_str);
3746
3747
3748	yahoo_send_packet(yid, pkt, 0);
3749
3750	yahoo_packet_free(pkt);
3751	}
3752
3753	void yahoo_send_typing(int id, const char from, const char who, int typ)
3754	{
3755	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3756	struct yahoo_data *yd;
3757	struct yahoo_packet *pkt = NULL;
3758	if(!yid)
3759	return;
3760
3761	yd = yid->yd;
3762	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YAHOO_STATUS_NOTIFY, yd->session_id);
3763
3764	yahoo_packet_hash(pkt, 5, who);
3765	yahoo_packet_hash(pkt, 4, from?from:yd->user);
3766	yahoo_packet_hash(pkt, 14, " ");
3767	yahoo_packet_hash(pkt, 13, typ ? "1" : "0");
3768	yahoo_packet_hash(pkt, 49, "TYPING");
3769
3770	yahoo_send_packet(yid, pkt, 0);
3771
3772	yahoo_packet_free(pkt);
3773	}
3774
3775	void yahoo_set_away(int id, enum yahoo_status state, const char *msg, int away)
3776	{
3777	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3778	struct yahoo_data *yd;
3779	struct yahoo_packet *pkt = NULL;
3780	int service;
3781	char s[4];
3782
3783	if(!yid)
3784	return;
3785
3786	yd = yid->yd;
3787
3788	if (msg) {
3789	yd->current_status = YAHOO_STATUS_CUSTOM;
3790	} else {
3791	yd->current_status = state;
3792	}
3793
3794	if (yd->current_status == YAHOO_STATUS_AVAILABLE)
3795	service = YAHOO_SERVICE_ISBACK;
3796	else
3797	service = YAHOO_SERVICE_ISAWAY;
3798
3799	if ((away == 2) && (yd->current_status == YAHOO_STATUS_AVAILABLE)) {
3800	pkt = yahoo_packet_new(YAHOO_SERVICE_ISAWAY, YAHOO_STATUS_BRB, yd->session_id);
3801	yahoo_packet_hash(pkt, 10, "999");
3802	yahoo_packet_hash(pkt, 47, "2");
3803	}else {
3804	pkt = yahoo_packet_new(service, YAHOO_STATUS_AVAILABLE, yd->session_id);
3805	snprintf(s, sizeof(s), "%d", yd->current_status);
3806	yahoo_packet_hash(pkt, 10, s);
3807	if (yd->current_status == YAHOO_STATUS_CUSTOM) {
3808	yahoo_packet_hash(pkt, 19, msg);
3809	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3810	} else {
3811	yahoo_packet_hash(pkt, 47, (away == 2)? "2": (away) ?"1":"0");
3812	}
3813
3814
3815
3816	}
3817
3818	yahoo_send_packet(yid, pkt, 0);
3819	yahoo_packet_free(pkt);
3820	}
3821
3822	void yahoo_logoff(int id)
3823	{
3824	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3825	struct yahoo_data *yd;
3826	struct yahoo_packet *pkt = NULL;
3827
3828	if(!yid)
3829	return;
3830	yd = yid->yd;
3831
3832	LOG(("yahoo_logoff: current status: %d", yd->current_status));
3833
3834	if(yd->current_status != -1) {
3835	pkt = yahoo_packet_new(YAHOO_SERVICE_LOGOFF, YAHOO_STATUS_AVAILABLE, yd->session_id);
3836	yd->current_status = -1;
3837
3838	if (pkt) {
3839	yahoo_send_packet(yid, pkt, 0);
3840	yahoo_packet_free(pkt);
3841	}
3842	}
3843
3844
3845	/* do {
3846	yahoo_input_close(yid);
3847	} while((yid = find_input_by_id(id)));*/
3848
3849	}
3850
3851	void yahoo_get_list(int id)
3852	{
3853	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3854	struct yahoo_data *yd;
3855	struct yahoo_packet *pkt = NULL;
3856
3857	if(!yid)
3858	return;
3859	yd = yid->yd;
3860
3861	pkt = yahoo_packet_new(YAHOO_SERVICE_LIST, YAHOO_STATUS_AVAILABLE, yd->session_id);
3862	yahoo_packet_hash(pkt, 1, yd->user);
3863	if (pkt) {
3864	yahoo_send_packet(yid, pkt, 0);
3865	yahoo_packet_free(pkt);
3866	}
3867	}
3868
3869	static void _yahoo_http_connected(int id, int fd, int error, void *data)
3870	{
3871	struct yahoo_input_data *yid = data;
3872	if(fd <= 0) {
3873	inputs = y_list_remove(inputs, yid);
3874	FREE(yid);
3875	return;
3876	}
3877
3878	yid->fd = fd;
3879	yid->read_tag=YAHOO_CALLBACK(ext_yahoo_add_handler)(yid->yd->client_id, fd, YAHOO_INPUT_READ, yid);
3880	}
3881
3882	void yahoo_get_yab(int id)
3883	{
3884	struct yahoo_data *yd = find_conn_by_id(id);
3885	struct yahoo_input_data *yid;
3886	char url[1024];
3887	char buff[1024];
3888
3889	if(!yd)
3890	return;
3891
3892	yid = y_new0(struct yahoo_input_data, 1);
3893	yid->yd = yd;
3894	yid->type = YAHOO_CONNECTION_YAB;
3895
3896	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?ab2=0");
3897
3898	snprintf(buff, sizeof(buff), "Y=%s; T=%s",
3899	yd->cookie_y, yd->cookie_t);
3900
3901	inputs = y_list_prepend(inputs, yid);
3902
3903	yahoo_http_get(yid->yd->client_id, url, buff,
3904	_yahoo_http_connected, yid);
3905	}
3906
3907	void yahoo_set_yab(int id, struct yab * yab)
3908	{
3909	struct yahoo_data *yd = find_conn_by_id(id);
3910	struct yahoo_input_data *yid;
3911	char url[1024];
3912	char buff[1024];
3913	char *temp;
3914	int size = sizeof(url)-1;
3915
3916	if(!yd)
3917	return;
3918
3919	yid = y_new0(struct yahoo_input_data, 1);
3920	yid->type = YAHOO_CONNECTION_YAB;
3921	yid->yd = yd;
3922
3923	strncpy(url, "http://insider.msg.yahoo.com/ycontent/?addab2=0", size);
3924
3925	if(yab->dbid) {
3926	/* change existing yab */
3927	char tmp[32];
3928	strncat(url, "&ee=1&ow=1&id=", size - strlen(url));
3929	snprintf(tmp, sizeof(tmp), "%d", yab->dbid);
3930	strncat(url, tmp, size - strlen(url));
3931	}
3932
3933	if(yab->fname) {
3934	strncat(url, "&fn=", size - strlen(url));
3935	temp = yahoo_urlencode(yab->fname);
3936	strncat(url, temp, size - strlen(url));
3937	free(temp);
3938	}
3939	if(yab->lname) {
3940	strncat(url, "&ln=", size - strlen(url));
3941	temp = yahoo_urlencode(yab->lname);
3942	strncat(url, temp, size - strlen(url));
3943	free(temp);
3944	}
3945	strncat(url, "&yid=", size - strlen(url));
3946	temp = yahoo_urlencode(yab->id);
3947	strncat(url, temp, size - strlen(url));
3948	free(temp);
3949	if(yab->nname) {
3950	strncat(url, "&nn=", size - strlen(url));
3951	temp = yahoo_urlencode(yab->nname);
3952	strncat(url, temp, size - strlen(url));
3953	free(temp);
3954	}
3955	if(yab->email) {
3956	strncat(url, "&e=", size - strlen(url));
3957	temp = yahoo_urlencode(yab->email);
3958	strncat(url, temp, size - strlen(url));
3959	free(temp);
3960	}
3961	if(yab->hphone) {
3962	strncat(url, "&hp=", size - strlen(url));
3963	temp = yahoo_urlencode(yab->hphone);
3964	strncat(url, temp, size - strlen(url));
3965	free(temp);
3966	}
3967	if(yab->wphone) {
3968	strncat(url, "&wp=", size - strlen(url));
3969	temp = yahoo_urlencode(yab->wphone);
3970	strncat(url, temp, size - strlen(url));
3971	free(temp);
3972	}
3973	if(yab->mphone) {
3974	strncat(url, "&mp=", size - strlen(url));
3975	temp = yahoo_urlencode(yab->mphone);
3976	strncat(url, temp, size - strlen(url));
3977	free(temp);
3978	}
3979	strncat(url, "&pp=0", size - strlen(url));
3980
3981	snprintf(buff, sizeof(buff), "Y=%s; T=%s",
3982	yd->cookie_y, yd->cookie_t);
3983
3984	inputs = y_list_prepend(inputs, yid);
3985
3986	yahoo_http_get(yid->yd->client_id, url, buff,
3987	_yahoo_http_connected, yid);
3988	}
3989
3990	void yahoo_set_identity_status(int id, const char * identity, int active)
3991	{
3992	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
3993	struct yahoo_data *yd;
3994	struct yahoo_packet *pkt = NULL;
3995
3996	if(!yid)
3997	return;
3998	yd = yid->yd;
3999
4000	pkt = yahoo_packet_new(active?YAHOO_SERVICE_IDACT:YAHOO_SERVICE_IDDEACT,
4001	YAHOO_STATUS_AVAILABLE, yd->session_id);
4002	yahoo_packet_hash(pkt, 3, identity);
4003	if (pkt) {
4004	yahoo_send_packet(yid, pkt, 0);
4005	yahoo_packet_free(pkt);
4006	}
4007	}
4008
4009	void yahoo_refresh(int id)
4010	{
4011	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4012	struct yahoo_data *yd;
4013	struct yahoo_packet *pkt = NULL;
4014
4015	if(!yid)
4016	return;
4017	yd = yid->yd;
4018
4019	pkt = yahoo_packet_new(YAHOO_SERVICE_USERSTAT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4020	if (pkt) {
4021	yahoo_send_packet(yid, pkt, 0);
4022	yahoo_packet_free(pkt);
4023	}
4024	}
4025
4026	void yahoo_keepalive(int id)
4027	{
4028	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4029	struct yahoo_data *yd;
4030	struct yahoo_packet *pkt=NULL;
4031	if(!yid)
4032	return;
4033	yd = yid->yd;
4034
4035	pkt = yahoo_packet_new(YAHOO_SERVICE_PING, YAHOO_STATUS_AVAILABLE, yd->session_id);
4036	yahoo_send_packet(yid, pkt, 0);
4037	yahoo_packet_free(pkt);
4038	}
4039
4040	void yahoo_chat_keepalive (int id)
4041	{
4042	struct yahoo_input_data *yid = find_input_by_id_and_type (id, YAHOO_CONNECTION_PAGER);
4043	struct yahoo_data *yd;
4044	struct yahoo_packet *pkt = NULL;
4045
4046	if (!yid)
4047	return;
4048
4049	yd = yid->yd;
4050
4051	pkt = yahoo_packet_new (YAHOO_SERVICE_CHATPING, YAHOO_STATUS_AVAILABLE, yd->session_id);
4052	yahoo_send_packet (yid, pkt, 0);
4053	yahoo_packet_free (pkt);
4054	}
4055
4056	void yahoo_add_buddy(int id, const char who, const char group, const char *msg)
4057	{
4058	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4059	struct yahoo_data *yd;
4060	struct yahoo_packet *pkt;
4061
4062	if(!yid)
4063	return;
4064	yd = yid->yd;
4065
4066	if (!yd->logged_in)
4067	return;
4068
4069	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4070	yahoo_packet_hash(pkt, 1, yd->user);
4071	yahoo_packet_hash(pkt, 7, who);
4072	yahoo_packet_hash(pkt, 65, group);
4073	if (msg != NULL) /* add message/request "it's me add me" */
4074	yahoo_packet_hash(pkt, 14, msg);
4075	yahoo_send_packet(yid, pkt, 0);
4076	yahoo_packet_free(pkt);
4077	}
4078
4079	void yahoo_remove_buddy(int id, const char who, const char group)
4080	{
4081	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4082	struct yahoo_data *yd;
4083	struct yahoo_packet *pkt = NULL;
4084
4085	if(!yid)
4086	return;
4087	yd = yid->yd;
4088
4089	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4090
4091	yahoo_packet_hash(pkt, 1, yd->user);
4092	yahoo_packet_hash(pkt, 7, who);
4093	yahoo_packet_hash(pkt, 65, group);
4094	yahoo_send_packet(yid, pkt, 0);
4095	yahoo_packet_free(pkt);
4096	}
4097
4098	void yahoo_reject_buddy(int id, const char who, const char msg)
4099	{
4100	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4101	struct yahoo_data *yd;
4102	struct yahoo_packet *pkt;
4103
4104	if(!yid)
4105	return;
4106	yd = yid->yd;
4107
4108	if (!yd->logged_in)
4109	return;
4110
4111	pkt = yahoo_packet_new(YAHOO_SERVICE_REJECTCONTACT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4112	yahoo_packet_hash(pkt, 1, yd->user);
4113	yahoo_packet_hash(pkt, 7, who);
4114	yahoo_packet_hash(pkt, 14, msg);
4115	yahoo_send_packet(yid, pkt, 0);
4116	yahoo_packet_free(pkt);
4117	}
4118
4119	void yahoo_ignore_buddy(int id, const char *who, int unignore)
4120	{
4121	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4122	struct yahoo_data *yd;
4123	struct yahoo_packet *pkt;
4124
4125	if(!yid)
4126	return;
4127	yd = yid->yd;
4128
4129	if (!yd->logged_in)
4130	return;
4131
4132	pkt = yahoo_packet_new(YAHOO_SERVICE_IGNORECONTACT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4133	yahoo_packet_hash(pkt, 1, yd->user);
4134	yahoo_packet_hash(pkt, 7, who);
4135	yahoo_packet_hash(pkt, 13, unignore?"2":"1");
4136	yahoo_send_packet(yid, pkt, 0);
4137	yahoo_packet_free(pkt);
4138	}
4139
4140	void yahoo_stealth_buddy(int id, const char *who, int unstealth)
4141	{
4142	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4143	struct yahoo_data *yd;
4144	struct yahoo_packet *pkt;
4145
4146	if(!yid)
4147	return;
4148	yd = yid->yd;
4149
4150	if (!yd->logged_in)
4151	return;
4152
4153	pkt = yahoo_packet_new(YAHOO_SERVICE_STEALTH, YAHOO_STATUS_AVAILABLE, yd->session_id);
4154	yahoo_packet_hash(pkt, 1, yd->user);
4155	yahoo_packet_hash(pkt, 7, who);
4156	yahoo_packet_hash(pkt, 31, unstealth?"2":"1");
4157	yahoo_packet_hash(pkt, 13, "2");
4158	yahoo_send_packet(yid, pkt, 0);
4159	yahoo_packet_free(pkt);
4160	}
4161
4162	void yahoo_change_buddy_group(int id, const char who, const char old_group, const char *new_group)
4163	{
4164	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4165	struct yahoo_data *yd;
4166	struct yahoo_packet *pkt = NULL;
4167
4168	if(!yid)
4169	return;
4170	yd = yid->yd;
4171
4172	pkt = yahoo_packet_new(YAHOO_SERVICE_ADDBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4173	yahoo_packet_hash(pkt, 1, yd->user);
4174	yahoo_packet_hash(pkt, 7, who);
4175	yahoo_packet_hash(pkt, 65, new_group);
4176	yahoo_packet_hash(pkt, 14, " ");
4177
4178	yahoo_send_packet(yid, pkt, 0);
4179	yahoo_packet_free(pkt);
4180
4181	pkt = yahoo_packet_new(YAHOO_SERVICE_REMBUDDY, YAHOO_STATUS_AVAILABLE, yd->session_id);
4182	yahoo_packet_hash(pkt, 1, yd->user);
4183	yahoo_packet_hash(pkt, 7, who);
4184	yahoo_packet_hash(pkt, 65, old_group);
4185	yahoo_send_packet(yid, pkt, 0);
4186	yahoo_packet_free(pkt);
4187	}
4188
4189	void yahoo_group_rename(int id, const char old_group, const char new_group)
4190	{
4191	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4192	struct yahoo_data *yd;
4193	struct yahoo_packet *pkt = NULL;
4194
4195	if(!yid)
4196	return;
4197	yd = yid->yd;
4198
4199	pkt = yahoo_packet_new(YAHOO_SERVICE_GROUPRENAME, YAHOO_STATUS_AVAILABLE, yd->session_id);
4200	yahoo_packet_hash(pkt, 1, yd->user);
4201	yahoo_packet_hash(pkt, 65, old_group);
4202	yahoo_packet_hash(pkt, 67, new_group);
4203
4204	yahoo_send_packet(yid, pkt, 0);
4205	yahoo_packet_free(pkt);
4206	}
4207
4208	void yahoo_conference_addinvite(int id, const char * from, const char who, const char room, const YList * members, const char *msg)
4209	{
4210	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4211	struct yahoo_data *yd;
4212	struct yahoo_packet *pkt;
4213
4214	if(!yid)
4215	return;
4216	yd = yid->yd;
4217
4218	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFADDINVITE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4219
4220	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4221	yahoo_packet_hash(pkt, 51, who);
4222	yahoo_packet_hash(pkt, 57, room);
4223	yahoo_packet_hash(pkt, 58, msg);
4224	yahoo_packet_hash(pkt, 13, "0");
4225	for(; members; members = members->next) {
4226	yahoo_packet_hash(pkt, 52, (char *)members->data);
4227	yahoo_packet_hash(pkt, 53, (char *)members->data);
4228	}
4229	/* 52, 53 -> other members? */
4230
4231	yahoo_send_packet(yid, pkt, 0);
4232
4233	yahoo_packet_free(pkt);
4234	}
4235
4236	void yahoo_conference_invite(int id, const char * from, YList who, const char room, const char *msg)
4237	{
4238	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4239	struct yahoo_data *yd;
4240	struct yahoo_packet *pkt;
4241
4242	if(!yid)
4243	return;
4244	yd = yid->yd;
4245
4246	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFINVITE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4247
4248	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4249	yahoo_packet_hash(pkt, 50, yd->user);
4250	for(; who; who = who->next) {
4251	yahoo_packet_hash(pkt, 52, (char *)who->data);
4252	}
4253	yahoo_packet_hash(pkt, 57, room);
4254	yahoo_packet_hash(pkt, 58, msg);
4255	yahoo_packet_hash(pkt, 13, "0");
4256
4257	yahoo_send_packet(yid, pkt, 0);
4258
4259	yahoo_packet_free(pkt);
4260	}
4261
4262	void yahoo_conference_logon(int id, const char from, YList who, const char *room)
4263	{
4264	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4265	struct yahoo_data *yd;
4266	struct yahoo_packet *pkt;
4267
4268	if(!yid)
4269	return;
4270	yd = yid->yd;
4271
4272	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGON, YAHOO_STATUS_AVAILABLE, yd->session_id);
4273
4274	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4275	for(; who; who = who->next) {
4276	yahoo_packet_hash(pkt, 3, (char *)who->data);
4277	}
4278	yahoo_packet_hash(pkt, 57, room);
4279
4280	yahoo_send_packet(yid, pkt, 0);
4281
4282	yahoo_packet_free(pkt);
4283	}
4284
4285	void yahoo_conference_decline(int id, const char * from, YList who, const char room, const char *msg)
4286	{
4287	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4288	struct yahoo_data *yd;
4289	struct yahoo_packet *pkt;
4290
4291	if(!yid)
4292	return;
4293	yd = yid->yd;
4294
4295	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFDECLINE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4296
4297	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4298	for(; who; who = who->next) {
4299	yahoo_packet_hash(pkt, 3, (char *)who->data);
4300	}
4301	yahoo_packet_hash(pkt, 57, room);
4302	yahoo_packet_hash(pkt, 14, msg);
4303
4304	yahoo_send_packet(yid, pkt, 0);
4305
4306	yahoo_packet_free(pkt);
4307	}
4308
4309	void yahoo_conference_logoff(int id, const char * from, YList who, const char room)
4310	{
4311	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4312	struct yahoo_data *yd;
4313	struct yahoo_packet *pkt;
4314
4315	if(!yid)
4316	return;
4317	yd = yid->yd;
4318
4319	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFLOGOFF, YAHOO_STATUS_AVAILABLE, yd->session_id);
4320
4321	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4322	for(; who; who = who->next) {
4323	yahoo_packet_hash(pkt, 3, (char *)who->data);
4324	}
4325	yahoo_packet_hash(pkt, 57, room);
4326
4327	yahoo_send_packet(yid, pkt, 0);
4328
4329	yahoo_packet_free(pkt);
4330	}
4331
4332	void yahoo_conference_message(int id, const char * from, YList who, const char room, const char *msg, int utf8)
4333	{
4334	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4335	struct yahoo_data *yd;
4336	struct yahoo_packet *pkt;
4337
4338	if(!yid)
4339	return;
4340	yd = yid->yd;
4341
4342	pkt = yahoo_packet_new(YAHOO_SERVICE_CONFMSG, YAHOO_STATUS_AVAILABLE, yd->session_id);
4343
4344	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4345	for(; who; who = who->next) {
4346	yahoo_packet_hash(pkt, 53, (char *)who->data);
4347	}
4348	yahoo_packet_hash(pkt, 57, room);
4349	yahoo_packet_hash(pkt, 14, msg);
4350
4351	if(utf8)
4352	yahoo_packet_hash(pkt, 97, "1");
4353
4354	yahoo_send_packet(yid, pkt, 0);
4355
4356	yahoo_packet_free(pkt);
4357	}
4358
4359	void yahoo_get_chatrooms(int id, int chatroomid)
4360	{
4361	struct yahoo_data *yd = find_conn_by_id(id);
4362	struct yahoo_input_data *yid;
4363	char url[1024];
4364	char buff[1024];
4365
4366	if(!yd)
4367	return;
4368
4369	yid = y_new0(struct yahoo_input_data, 1);
4370	yid->yd = yd;
4371	yid->type = YAHOO_CONNECTION_CHATCAT;
4372
4373	if (chatroomid == 0) {
4374	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?chatcat=0");
4375	} else {
4376	snprintf(url, 1024, "http://insider.msg.yahoo.com/ycontent/?chatroom_%d=0",chatroomid);
4377	}
4378
4379	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4380
4381	inputs = y_list_prepend(inputs, yid);
4382
4383	yahoo_http_get(yid->yd->client_id, url, buff, _yahoo_http_connected, yid);
4384	}
4385
4386	void yahoo_chat_logon(int id, const char from, const char room, const char *roomid)
4387	{
4388	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4389	struct yahoo_data *yd;
4390	struct yahoo_packet *pkt;
4391
4392	if(!yid)
4393	return;
4394
4395	yd = yid->yd;
4396
4397	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATONLINE, YAHOO_STATUS_AVAILABLE, yd->session_id);
4398
4399	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4400	yahoo_packet_hash(pkt, 109, yd->user);
4401	yahoo_packet_hash(pkt, 6, "abcde");
4402
4403	yahoo_send_packet(yid, pkt, 0);
4404
4405	yahoo_packet_free(pkt);
4406
4407	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATJOIN, YAHOO_STATUS_AVAILABLE, yd->session_id);
4408
4409	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4410	yahoo_packet_hash(pkt, 104, room);
4411	yahoo_packet_hash(pkt, 129, roomid);
4412	yahoo_packet_hash(pkt, 62, "2"); /* ??? */
4413
4414	yahoo_send_packet(yid, pkt, 0);
4415
4416	yahoo_packet_free(pkt);
4417	}
4418
4419
4420	void yahoo_chat_message(int id, const char from, const char room, const char *msg, const int msgtype, const int utf8)
4421	{
4422	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4423	struct yahoo_data *yd;
4424	struct yahoo_packet *pkt;
4425	char buf[2];
4426
4427	if(!yid)
4428	return;
4429
4430	yd = yid->yd;
4431
4432	pkt = yahoo_packet_new(YAHOO_SERVICE_COMMENT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4433
4434	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4435	yahoo_packet_hash(pkt, 104, room);
4436	yahoo_packet_hash(pkt, 117, msg);
4437
4438	snprintf(buf, sizeof(buf), "%d", msgtype);
4439	yahoo_packet_hash(pkt, 124, buf);
4440
4441	if(utf8)
4442	yahoo_packet_hash(pkt, 97, "1");
4443
4444	yahoo_send_packet(yid, pkt, 0);
4445
4446	yahoo_packet_free(pkt);
4447	}
4448
4449
4450	void yahoo_chat_logoff(int id, const char *from)
4451	{
4452	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4453	struct yahoo_data *yd;
4454	struct yahoo_packet *pkt;
4455
4456	if(!yid)
4457	return;
4458
4459	yd = yid->yd;
4460
4461	pkt = yahoo_packet_new(YAHOO_SERVICE_CHATLOGOUT, YAHOO_STATUS_AVAILABLE, yd->session_id);
4462
4463	yahoo_packet_hash(pkt, 1, (from?from:yd->user));
4464
4465	yahoo_send_packet(yid, pkt, 0);
4466
4467	yahoo_packet_free(pkt);
4468	}
4469
4470	void yahoo_buddyicon_request(int id, const char *who)
4471	{
4472	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4473	struct yahoo_data *yd;
4474	struct yahoo_packet *pkt;
4475
4476	if( !yid )
4477	return;
4478
4479	yd = yid->yd;
4480
4481	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YAHOO_STATUS_AVAILABLE, 0);
4482	yahoo_packet_hash(pkt, 4, yd->user);
4483	yahoo_packet_hash(pkt, 5, who);
4484	yahoo_packet_hash(pkt, 13, "1");
4485	yahoo_send_packet(yid, pkt, 0);
4486
4487	yahoo_packet_free(pkt);
4488	}
4489
4490	void yahoo_send_picture_info(int id, const char who, const char url, int checksum)
4491	{
4492	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4493	struct yahoo_data *yd;
4494	struct yahoo_packet *pkt;
4495	char checksum_str[10];
4496
4497	if( !yid )
4498	return;
4499
4500	yd = yid->yd;
4501
4502	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4503
4504	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE, YAHOO_STATUS_AVAILABLE, 0);
4505	yahoo_packet_hash(pkt, 1, yd->user);
4506	yahoo_packet_hash(pkt, 4, yd->user);
4507	yahoo_packet_hash(pkt, 5, who);
4508	yahoo_packet_hash(pkt, 13, "2");
4509	yahoo_packet_hash(pkt, 20, url);
4510	yahoo_packet_hash(pkt, 192, checksum_str);
4511	yahoo_send_packet(yid, pkt, 0);
4512
4513	yahoo_packet_free(pkt);
4514	}
4515
4516	void yahoo_send_picture_update(int id, const char *who, int type)
4517	{
4518	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4519	struct yahoo_data *yd;
4520	struct yahoo_packet *pkt;
4521	char type_str[10];
4522
4523	if( !yid )
4524	return;
4525
4526	yd = yid->yd;
4527
4528	snprintf(type_str, sizeof(type_str), "%d", type);
4529
4530	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPDATE, YAHOO_STATUS_AVAILABLE, 0);
4531	yahoo_packet_hash(pkt, 1, yd->user);
4532	yahoo_packet_hash(pkt, 5, who);
4533	yahoo_packet_hash(pkt, 206, type_str);
4534	yahoo_send_packet(yid, pkt, 0);
4535
4536	yahoo_packet_free(pkt);
4537	}
4538
4539	void yahoo_send_picture_checksum(int id, const char *who, int checksum)
4540	{
4541	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4542	struct yahoo_data *yd;
4543	struct yahoo_packet *pkt;
4544	char checksum_str[10];
4545
4546	if( !yid )
4547	return;
4548
4549	yd = yid->yd;
4550
4551	snprintf(checksum_str, sizeof(checksum_str), "%d", checksum);
4552
4553	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_CHECKSUM, YAHOO_STATUS_AVAILABLE, 0);
4554	yahoo_packet_hash(pkt, 1, yd->user);
4555	if( who != 0 )
4556	yahoo_packet_hash(pkt, 5, who);
4557	yahoo_packet_hash(pkt, 192, checksum_str);
4558	yahoo_packet_hash(pkt, 212, "1");
4559	yahoo_send_packet(yid, pkt, 0);
4560
4561	yahoo_packet_free(pkt);
4562	}
4563
4564	void yahoo_webcam_close_feed(int id, const char *who)
4565	{
4566	struct yahoo_input_data *yid = find_input_by_id_and_webcam_user(id, who);
4567
4568	if(yid)
4569	yahoo_input_close(yid);
4570	}
4571
4572	void yahoo_webcam_get_feed(int id, const char *who)
4573	{
4574	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4575	struct yahoo_data *yd;
4576	struct yahoo_packet *pkt;
4577
4578	if(!yid)
4579	return;
4580
4581	/*
4582	* add the user to the queue. this is a dirty hack, since
4583	* the yahoo server doesn't tell us who's key it's returning,
4584	* we have to just hope that it sends back keys in the same
4585	* order that we request them.
4586	* The queue is popped in yahoo_process_webcam_key
4587	*/
4588	webcam_queue = y_list_append(webcam_queue, who?strdup(who):NULL);
4589
4590	yd = yid->yd;
4591
4592	pkt = yahoo_packet_new(YAHOO_SERVICE_WEBCAM, YAHOO_STATUS_AVAILABLE, yd->session_id);
4593
4594	yahoo_packet_hash(pkt, 1, yd->user);
4595	if (who != NULL)
4596	yahoo_packet_hash(pkt, 5, who);
4597	yahoo_send_packet(yid, pkt, 0);
4598
4599	yahoo_packet_free(pkt);
4600	}
4601
4602	void yahoo_webcam_send_image(int id, unsigned char *image, unsigned int length, unsigned int timestamp)
4603	{
4604	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4605	unsigned char *packet;
4606	unsigned char header_len = 13;
4607	unsigned int pos = 0;
4608
4609	if (!yid)
4610	return;
4611
4612	packet = y_new0(unsigned char, header_len);
4613
4614	packet[pos++] = header_len;
4615	packet[pos++] = 0;
4616	packet[pos++] = 5; /* version byte?? */
4617	packet[pos++] = 0;
4618	pos += yahoo_put32(packet + pos, length);
4619	packet[pos++] = 2; /* packet type, image */
4620	pos += yahoo_put32(packet + pos, timestamp);
4621	yahoo_add_to_send_queue(yid, packet, header_len);
4622	FREE(packet);
4623
4624	if (length)
4625	yahoo_add_to_send_queue(yid, image, length);
4626	}
4627
4628	void yahoo_webcam_accept_viewer(int id, const char* who, int accept)
4629	{
4630	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_WEBCAM);
4631	char *packet = NULL;
4632	char *data = NULL;
4633	unsigned char header_len = 13;
4634	unsigned int pos = 0;
4635	unsigned int len = 0;
4636
4637	if (!yid)
4638	return;
4639
4640	data = strdup("u=");
4641	data = y_string_append(data, (char*)who);
4642	data = y_string_append(data, "\r\n");
4643	len = strlen(data);
4644
4645	packet = y_new0(char, header_len + len);
4646	packet[pos++] = header_len;
4647	packet[pos++] = 0;
4648	packet[pos++] = 5; /* version byte?? */
4649	packet[pos++] = 0;
4650	pos += yahoo_put32(packet + pos, len);
4651	packet[pos++] = 0; /* packet type */
4652	pos += yahoo_put32(packet + pos, accept);
4653	memcpy(packet + pos, data, len);
4654	FREE(data);
4655	yahoo_add_to_send_queue(yid, packet, header_len + len);
4656	FREE(packet);
4657	}
4658
4659	void yahoo_webcam_invite(int id, const char *who)
4660	{
4661	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4662	struct yahoo_packet *pkt;
4663
4664	if(!yid)
4665	return;
4666
4667	pkt = yahoo_packet_new(YAHOO_SERVICE_NOTIFY, YAHOO_STATUS_NOTIFY, yid->yd->session_id);
4668
4669	yahoo_packet_hash(pkt, 49, "WEBCAMINVITE");
4670	yahoo_packet_hash(pkt, 14, " ");
4671	yahoo_packet_hash(pkt, 13, "0");
4672	yahoo_packet_hash(pkt, 1, yid->yd->user);
4673	yahoo_packet_hash(pkt, 5, who);
4674	yahoo_send_packet(yid, pkt, 0);
4675
4676	yahoo_packet_free(pkt);
4677	}
4678
4679	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)
4680	{
4681	struct yahoo_data *yd = find_conn_by_id(id);
4682	struct yahoo_input_data *yid;
4683	char url[1024];
4684	char buff[1024];
4685	char ctext, p;
4686
4687	if(!yd)
4688	return;
4689
4690	yid = y_new0(struct yahoo_input_data, 1);
4691	yid->yd = yd;
4692	yid->type = YAHOO_CONNECTION_SEARCH;
4693
4694	/*
4695	age range
4696	.ar=1 - 13-18, 2 - 18-25, 3 - 25-35, 4 - 35-50, 5 - 50-70, 6 - 70+
4697	*/
4698
4699	snprintf(buff, sizeof(buff), "&.sq=%%20&.tt=%d&.ss=%d", total, startpos);
4700
4701	ctext = strdup(text);
4702	while((p = strchr(ctext, ' ')))
4703	*p = '+';
4704
4705	snprintf(url, 1024, "http://members.yahoo.com/interests?.oc=m&.kw=%s&.sb=%d&.g=%d&.ar=0%s%s%s",
4706	ctext, t, g, photo ? "&.p=y" : "", yahoo_only ? "&.pg=y" : "",
4707	startpos ? buff : "");
4708
4709	FREE(ctext);
4710
4711	snprintf(buff, sizeof(buff), "Y=%s; T=%s", yd->cookie_y, yd->cookie_t);
4712
4713	inputs = y_list_prepend(inputs, yid);
4714	yahoo_http_get(yid->yd->client_id, url, buff, _yahoo_http_connected, yid);
4715	}
4716
4717	void yahoo_search(int id, enum yahoo_search_type t, const char *text, enum yahoo_search_gender g, enum yahoo_search_agerange ar,
4718	int photo, int yahoo_only)
4719	{
4720	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4721	struct yahoo_search_state *yss;
4722
4723	if(!yid)
4724	return;
4725
4726	if(!yid->ys)
4727	yid->ys = y_new0(struct yahoo_search_state, 1);
4728
4729	yss = yid->ys;
4730
4731	FREE(yss->lsearch_text);
4732	yss->lsearch_type = t;
4733	yss->lsearch_text = strdup(text);
4734	yss->lsearch_gender = g;
4735	yss->lsearch_agerange = ar;
4736	yss->lsearch_photo = photo;
4737	yss->lsearch_yahoo_only = yahoo_only;
4738
4739	yahoo_search_internal(id, t, text, g, ar, photo, yahoo_only, 0, 0);
4740	}
4741
4742	void yahoo_search_again(int id, int start)
4743	{
4744	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_PAGER);
4745	struct yahoo_search_state *yss;
4746
4747	if(!yid \|\| !yid->ys)
4748	return;
4749
4750	yss = yid->ys;
4751
4752	if(start == -1)
4753	start = yss->lsearch_nstart + yss->lsearch_nfound;
4754
4755	yahoo_search_internal(id, yss->lsearch_type, yss->lsearch_text,
4756	yss->lsearch_gender, yss->lsearch_agerange,
4757	yss->lsearch_photo, yss->lsearch_yahoo_only,
4758	start, yss->lsearch_ntotal);
4759	}
4760
4761	struct send_file_data {
4762	struct yahoo_packet *pkt;
4763	yahoo_get_fd_callback callback;
4764	void *user_data;
4765	};
4766
4767	static void _yahoo_send_picture_connected(int id, int fd, int error, void *data)
4768	{
4769	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_FT);
4770	struct send_file_data *sfd = data;
4771	struct yahoo_packet *pkt = sfd->pkt;
4772	unsigned char buff[1024];
4773
4774	if(fd <= 0) {
4775	sfd->callback(id, fd, error, sfd->user_data);
4776	FREE(sfd);
4777	yahoo_packet_free(pkt);
4778	inputs = y_list_remove(inputs, yid);
4779	FREE(yid);
4780	return;
4781	}
4782
4783	yid->fd = fd;
4784	yahoo_send_packet(yid, pkt, 8);
4785	yahoo_packet_free(pkt);
4786
4787	snprintf((char *)buff, sizeof(buff), "29");
4788	buff[2] = 0xc0;
4789	buff[3] = 0x80;
4790
4791	write(yid->fd, buff, 4);
4792
4793	/* YAHOO_CALLBACK(ext_yahoo_add_handler)(nyd->fd, YAHOO_INPUT_READ); */
4794
4795	sfd->callback(id, fd, error, sfd->user_data);
4796	FREE(sfd);
4797	inputs = y_list_remove(inputs, yid);
4798	/*
4799	while(yahoo_tcp_readline(buff, sizeof(buff), nyd->fd) > 0) {
4800	if(!strcmp(buff, ""))
4801	break;
4802	}
4803
4804	*/
4805	yahoo_input_close(yid);
4806	}
4807
4808	void yahoo_send_picture(int id, const char *name, unsigned long size,
4809	yahoo_get_fd_callback callback, void *data)
4810	{
4811	struct yahoo_data *yd = find_conn_by_id(id);
4812	struct yahoo_input_data *yid;
4813	struct yahoo_server_settings *yss;
4814	struct yahoo_packet *pkt = NULL;
4815	char size_str[10];
4816	char expire_str[10];
4817	long content_length=0;
4818	unsigned char buff[1024];
4819	char url[255];
4820	struct send_file_data *sfd;
4821
4822	if(!yd)
4823	return;
4824
4825	yss = yd->server_settings;
4826
4827	yid = y_new0(struct yahoo_input_data, 1);
4828	yid->yd = yd;
4829	yid->type = YAHOO_CONNECTION_FT;
4830
4831	pkt = yahoo_packet_new(YAHOO_SERVICE_PICTURE_UPLOAD, YAHOO_STATUS_AVAILABLE, yd->session_id);
4832
4833	snprintf(size_str, sizeof(size_str), "%ld", size);
4834	snprintf(expire_str, sizeof(expire_str), "%ld", (long)604800);
4835
4836	yahoo_packet_hash(pkt, 0, yd->user);
4837	yahoo_packet_hash(pkt, 1, yd->user);
4838	yahoo_packet_hash(pkt, 14, "");
4839	yahoo_packet_hash(pkt, 27, name);
4840	yahoo_packet_hash(pkt, 28, size_str);
4841	yahoo_packet_hash(pkt, 38, expire_str);
4842
4843
4844	content_length = YAHOO_PACKET_HDRLEN + yahoo_packet_length(pkt);
4845
4846	snprintf(url, sizeof(url), "http://%s:%d/notifyft",
4847	yss->filetransfer_host, yss->filetransfer_port);
4848	snprintf((char *)buff, sizeof(buff), "Y=%s; T=%s",
4849	yd->cookie_y, yd->cookie_t);
4850	inputs = y_list_prepend(inputs, yid);
4851
4852	sfd = y_new0(struct send_file_data, 1);
4853	sfd->pkt = pkt;
4854	sfd->callback = callback;
4855	sfd->user_data = data;
4856	yahoo_http_post(yid->yd->client_id, url, (char *)buff, content_length+4+size,
4857	_yahoo_send_picture_connected, sfd);
4858	}
4859
4860	static void _yahoo_send_file_connected(int id, int fd, int error, void *data)
4861	{
4862	struct yahoo_input_data *yid = find_input_by_id_and_type(id, YAHOO_CONNECTION_FT);
4863	struct send_file_data *sfd = data;
4864	struct yahoo_packet *pkt = sfd->pkt;
4865	unsigned char buff[1024];
4866
4867	if(fd <= 0) {
4868	sfd->callback(id, fd, error, sfd->user_data);
4869	FREE(sfd);
4870	yahoo_packet_free(pkt);
4871	inputs = y_list_remove(inputs, yid);
4872	FREE(yid);
4873	return;
4874	}
4875
4876	yid->fd = fd;
4877	yahoo_send_packet(yid, pkt, 8);
4878	yahoo_packet_free(pkt);
4879
4880	snprintf((char *)buff, sizeof(buff), "29");
4881	buff[2] = 0xc0;
4882	buff[3] = 0x80;
4883
4884	write(yid->fd, buff, 4);
4885
4886	/* YAHOO_CALLBACK(ext_yahoo_add_handler)(nyd->fd, YAHOO_INPUT_READ); */
4887
4888	sfd->callback(id, fd, error, sfd->user_data);
4889	FREE(sfd);
4890	inputs = y_list_remove(inputs, yid);
4891	/*
4892	while(yahoo_tcp_readline(buff, sizeof(buff), nyd->fd) > 0) {
4893	if(!strcmp(buff, ""))
4894	break;
4895	}
4896
4897	*/
4898	yahoo_input_close(yid);
4899	}
4900
4901	void yahoo_send_file(int id, const char who, const char msg,
4902	const char *name, unsigned long size,
4903	yahoo_get_fd_callback callback, void *data)
4904	{
4905	struct yahoo_data *yd = find_conn_by_id(id);
4906	struct yahoo_input_data *yid;
4907	struct yahoo_server_settings *yss;
4908	struct yahoo_packet *pkt = NULL;
4909	char size_str[10];
4910	long content_length=0;
4911	unsigned char buff[1024];
4912	char url[255];
4913	struct send_file_data *sfd;
4914
4915	if(!yd)
4916	return;
4917
4918	yss = yd->server_settings;
4919
4920	yid = y_new0(struct yahoo_input_data, 1);
4921	yid->yd = yd;
4922	yid->type = YAHOO_CONNECTION_FT;
4923
4924	pkt = yahoo_packet_new(YAHOO_SERVICE_FILETRANSFER, YAHOO_STATUS_AVAILABLE, yd->session_id);
4925
4926	snprintf(size_str, sizeof(size_str), "%ld", size);
4927
4928	yahoo_packet_hash(pkt, 0, yd->user);
4929	yahoo_packet_hash(pkt, 5, who);
4930	yahoo_packet_hash(pkt, 14, msg);
4931	yahoo_packet_hash(pkt, 27, name);
4932	yahoo_packet_hash(pkt, 28, size_str);
4933
4934	content_length = YAHOO_PACKET_HDRLEN + yahoo_packet_length(pkt);
4935
4936	snprintf(url, sizeof(url), "http://%s:%d/notifyft",
4937	yss->filetransfer_host, yss->filetransfer_port);
4938	snprintf((char *)buff, sizeof(buff), "Y=%s; T=%s",
4939	yd->cookie_y, yd->cookie_t);
4940	inputs = y_list_prepend(inputs, yid);
4941
4942	sfd = y_new0(struct send_file_data, 1);
4943	sfd->pkt = pkt;
4944	sfd->callback = callback;
4945	sfd->user_data = data;
4946	yahoo_http_post(yid->yd->client_id, url, (char *)buff, content_length+4+size,
4947	_yahoo_send_file_connected, sfd);
4948	}
4949
4950
4951	enum yahoo_status yahoo_current_status(int id)
4952	{
4953	struct yahoo_data *yd = find_conn_by_id(id);
4954	if(!yd)
4955	return YAHOO_STATUS_OFFLINE;
4956	return yd->current_status;
4957	}
4958
4959	const YList * yahoo_get_buddylist(int id)
4960	{
4961	struct yahoo_data *yd = find_conn_by_id(id);
4962	if(!yd)
4963	return NULL;
4964	return yd->buddies;
4965	}
4966
4967	const YList * yahoo_get_ignorelist(int id)
4968	{
4969	struct yahoo_data *yd = find_conn_by_id(id);
4970	if(!yd)
4971	return NULL;
4972	return yd->ignore;
4973	}
4974
4975	const YList * yahoo_get_identities(int id)
4976	{
4977	struct yahoo_data *yd = find_conn_by_id(id);
4978	if(!yd)
4979	return NULL;
4980	return yd->identities;
4981	}
4982
4983	const char * yahoo_get_cookie(int id, const char *which)
4984	{
4985	struct yahoo_data *yd = find_conn_by_id(id);
4986	if(!yd)
4987	return NULL;
4988	if(!strncasecmp(which, "y", 1))
4989	return yd->cookie_y;
4990	if(!strncasecmp(which, "t", 1))
4991	return yd->cookie_t;
4992	if(!strncasecmp(which, "c", 1))
4993	return yd->cookie_c;
4994	if(!strncasecmp(which, "login", 5))
4995	return yd->login_cookie;
4996	return NULL;
4997	}
4998
4999	void yahoo_get_url_handle(int id, const char *url,
5000	yahoo_get_url_handle_callback callback, void *data)
5001	{
5002	struct yahoo_data *yd = find_conn_by_id(id);
5003	if(!yd)
5004	return;
5005
5006	yahoo_get_url_fd(id, url, yd, callback, data);
5007	}
5008
5009	const char * yahoo_get_profile_url( void )
5010	{
5011	return profile_url;
5012	}
5013

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