4 * Routines for the Chat service.
10 faim_export char *aim_chat_getname(struct aim_conn_t *conn)
14 if (conn->type != AIM_CONN_TYPE_CHAT)
17 return (char *)conn->priv; /* yuck ! */
20 faim_export struct aim_conn_t *aim_chat_getconn(struct aim_session_t *sess, char *name)
22 struct aim_conn_t *cur;
24 faim_mutex_lock(&sess->connlistlock);
25 for (cur = sess->connlist; cur; cur = cur->next) {
26 if (cur->type != AIM_CONN_TYPE_CHAT)
29 printf("faim: chat: chat connection with no name! (fd = %d)\n", cur->fd);
32 if (strcmp((char *)cur->priv, name) == 0)
35 faim_mutex_unlock(&sess->connlistlock);
40 faim_export int aim_chat_attachname(struct aim_conn_t *conn, char *roomname)
42 if (!conn || !roomname)
48 conn->priv = strdup(roomname);
53 faim_export unsigned long aim_chat_send_im(struct aim_session_t *sess,
54 struct aim_conn_t *conn,
59 struct command_tx_struct *newpacket;
61 if (!sess || !conn || !msg)
64 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 1152)))
67 newpacket->lock = 1; /* lock struct */
70 curbyte += aim_putsnac(newpacket->data+curbyte,
71 0x000e, 0x0005, 0x0000, sess->snac_nextid);
74 * Generate a random message cookie
77 curbyte += aimutil_put8(newpacket->data+curbyte, (u_char) rand());
79 aim_cachecookie(sess, aim_mkcookie(newpacket->data+curbyte-8, AIM_COOKIETYPE_CHAT, NULL));
82 * metaTLV start. -- i assume this is a metaTLV. it could be the
85 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0003);
88 * Type 1: Unknown. Blank.
90 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
91 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
94 * Type 6: Unknown. Blank.
96 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0006);
97 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
100 * Type 5: Message block. Contains more TLVs.
102 * This could include other information... We just
103 * put in a message TLV however.
106 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0005);
107 curbyte += aimutil_put16(newpacket->data+curbyte, strlen(msg)+4);
110 * SubTLV: Type 1: Message
112 curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0001, strlen(msg), msg);
114 newpacket->commandlen = curbyte;
117 aim_tx_enqueue(sess, newpacket);
119 return (sess->snac_nextid++);
123 * Join a room of name roomname. This is the first
124 * step to joining an already created room. It's
125 * basically a Service Request for family 0x000e,
126 * with a little added on to specify the exchange
130 faim_export unsigned long aim_chat_join(struct aim_session_t *sess,
131 struct aim_conn_t *conn,
133 const char *roomname)
135 struct command_tx_struct *newpacket;
138 if (!sess || !conn || !roomname)
141 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+9+strlen(roomname)+2)))
146 i = aim_putsnac(newpacket->data, 0x0001, 0x0004, 0x0000, sess->snac_nextid);
148 i+= aimutil_put16(newpacket->data+i, 0x000e);
151 * this is techinally a TLV, but we can't use normal functions
152 * because we need the extraneous nulls and other weird things.
154 i+= aimutil_put16(newpacket->data+i, 0x0001);
155 i+= aimutil_put16(newpacket->data+i, 2+1+strlen(roomname)+2);
156 i+= aimutil_put16(newpacket->data+i, exchange);
157 i+= aimutil_put8(newpacket->data+i, strlen(roomname));
158 i+= aimutil_putstr(newpacket->data+i, roomname, strlen(roomname));
159 i+= aimutil_put16(newpacket->data+i, 0x0000); /* instance? */
164 * XXX: A problem occurs here if we request a channel
165 * join but it fails....pendingjoin will be nonnull
166 * even though the channel is never going to get a
170 sess->pendingjoin = strdup(roomname);
171 sess->pendingjoinexchange = exchange;
174 aim_tx_enqueue(sess, newpacket);
176 aim_cachesnac(sess, 0x0001, 0x0004, 0x0000, roomname, strlen(roomname)+1);
178 return sess->snac_nextid;
181 faim_internal int aim_chat_readroominfo(u_char *buf, struct aim_chat_roominfo *outinfo)
186 if (!buf || !outinfo)
189 outinfo->exchange = aimutil_get16(buf+i);
192 namelen = aimutil_get8(buf+i);
195 outinfo->name = (char *)malloc(namelen+1);
196 memcpy(outinfo->name, buf+i, namelen);
197 outinfo->name[namelen] = '\0';
200 outinfo->instance = aimutil_get16(buf+i);
208 * General room information. Lots of stuff.
210 * Values I know are in here but I havent attached
211 * them to any of the 'Unknown's:
212 * - Language (English)
216 faim_internal int aim_chat_parse_infoupdate(struct aim_session_t *sess,
217 struct command_rx_struct *command)
219 struct aim_userinfo_s *userinfo = NULL;
220 rxcallback_t userfunc=NULL;
223 u_char detaillevel = 0;
224 char *roomname = NULL;
225 struct aim_chat_roominfo roominfo;
226 u_short tlvcount = 0;
227 struct aim_tlvlist_t *tlvlist;
228 char *roomdesc = NULL;
229 unsigned short unknown_c9 = 0;
230 unsigned long creationtime = 0;
231 unsigned short maxmsglen = 0;
232 unsigned short unknown_d2 = 0, unknown_d5 = 0;
235 i += aim_chat_readroominfo(command->data+i, &roominfo);
237 detaillevel = aimutil_get8(command->data+i);
240 if (detaillevel != 0x02) {
241 if (detaillevel == 0x01)
242 printf("faim: chat_roomupdateinfo: detail level 1 not supported\n");
244 printf("faim: chat_roomupdateinfo: unknown detail level %d\n", detaillevel);
248 tlvcount = aimutil_get16(command->data+i);
252 * Everything else are TLVs.
254 tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i);
257 * TLV type 0x006a is the room name in Human Readable Form.
259 if (aim_gettlv(tlvlist, 0x006a, 1))
260 roomname = aim_gettlv_str(tlvlist, 0x006a, 1);
263 * Type 0x006f: Number of occupants.
265 if (aim_gettlv(tlvlist, 0x006f, 1))
266 usercount = aim_gettlv16(tlvlist, 0x006f, 1);
269 * Type 0x0073: Occupant list.
271 if (aim_gettlv(tlvlist, 0x0073, 1)) {
273 struct aim_tlv_t *tmptlv;
275 tmptlv = aim_gettlv(tlvlist, 0x0073, 1);
277 /* Allocate enough userinfo structs for all occupants */
278 userinfo = calloc(usercount, sizeof(struct aim_userinfo_s));
281 while (curoccupant < usercount)
282 i += aim_extractuserinfo(tmptlv->value+i, &userinfo[curoccupant++]);
286 * Type 0x00c9: Unknown. (2 bytes)
288 if (aim_gettlv(tlvlist, 0x00c9, 1))
289 unknown_c9 = aim_gettlv16(tlvlist, 0x00c9, 1);
292 * Type 0x00ca: Creation time (4 bytes)
294 if (aim_gettlv(tlvlist, 0x00ca, 1))
295 creationtime = aim_gettlv32(tlvlist, 0x00ca, 1);
298 * Type 0x00d1: Maximum Message Length
300 if (aim_gettlv(tlvlist, 0x00d1, 1))
301 maxmsglen = aim_gettlv16(tlvlist, 0x00d1, 1);
304 * Type 0x00d2: Unknown. (2 bytes)
306 if (aim_gettlv(tlvlist, 0x00d2, 1))
307 unknown_d2 = aim_gettlv16(tlvlist, 0x00d2, 1);
310 * Type 0x00d3: Room Description
312 if (aim_gettlv(tlvlist, 0x00d3, 1))
313 roomdesc = aim_gettlv_str(tlvlist, 0x00d3, 1);
316 * Type 0x00d5: Unknown. (1 byte)
318 if (aim_gettlv(tlvlist, 0x00d5, 1))
319 unknown_d5 = aim_gettlv8(tlvlist, 0x00d5, 1);
322 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_ROOMINFOUPDATE))) {
340 aim_freetlvchain(&tlvlist);
345 faim_internal int aim_chat_parse_joined(struct aim_session_t *sess,
346 struct command_rx_struct *command)
348 struct aim_userinfo_s *userinfo = NULL;
349 rxcallback_t userfunc=NULL;
350 int i = 10, curcount = 0, ret = 1;
352 while (i < command->commandlen) {
354 userinfo = realloc(userinfo, curcount * sizeof(struct aim_userinfo_s));
355 i += aim_extractuserinfo(command->data+i, &userinfo[curcount-1]);
358 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_USERJOIN))) {
370 faim_internal int aim_chat_parse_leave(struct aim_session_t *sess,
371 struct command_rx_struct *command)
374 struct aim_userinfo_s *userinfo = NULL;
375 rxcallback_t userfunc=NULL;
376 int i = 10, curcount = 0, ret = 1;
378 while (i < command->commandlen) {
380 userinfo = realloc(userinfo, curcount * sizeof(struct aim_userinfo_s));
381 i += aim_extractuserinfo(command->data+i, &userinfo[curcount-1]);
384 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_USERLEAVE))) {
397 * We could probably include this in the normal ICBM parsing
398 * code as channel 0x0003, however, since only the start
399 * would be the same, we might as well do it here.
401 faim_internal int aim_chat_parse_incoming(struct aim_session_t *sess,
402 struct command_rx_struct *command)
404 struct aim_userinfo_s userinfo;
405 rxcallback_t userfunc=NULL;
406 int ret = 1, i = 0, z = 0;
407 unsigned char cookie[8];
409 struct aim_tlvlist_t *outerlist;
411 struct aim_msgcookie_t *ck;
413 memset(&userinfo, 0x00, sizeof(struct aim_userinfo_s));
415 i = 10; /* skip snac */
418 * ICBM Cookie. Cache it.
420 for (z=0; z<8; z++,i++)
421 cookie[z] = command->data[i];
423 if ((ck = aim_uncachecookie(sess, cookie, AIM_COOKIETYPE_CHAT))) {
432 * Channels 1 and 2 are implemented in the normal ICBM
435 * We only do channel 3 here.
438 channel = aimutil_get16(command->data+i);
441 if (channel != 0x0003) {
442 printf("faim: chat_incoming: unknown channel! (0x%04x)\n", channel);
447 * Start parsing TLVs right away.
449 outerlist = aim_readtlvchain(command->data+i, command->commandlen-i);
452 * Type 0x0003: Source User Information
454 if (aim_gettlv(outerlist, 0x0003, 1)) {
455 struct aim_tlv_t *userinfotlv;
457 userinfotlv = aim_gettlv(outerlist, 0x0003, 1);
458 aim_extractuserinfo(userinfotlv->value, &userinfo);
462 * Type 0x0001: Unknown.
464 if (aim_gettlv(outerlist, 0x0001, 1))
468 * Type 0x0005: Message Block. Conains more TLVs.
470 if (aim_gettlv(outerlist, 0x0005, 1))
472 struct aim_tlvlist_t *innerlist;
473 struct aim_tlv_t *msgblock;
475 msgblock = aim_gettlv(outerlist, 0x0005, 1);
476 innerlist = aim_readtlvchain(msgblock->value, msgblock->length);
479 * Type 0x0001: Message.
481 if (aim_gettlv(innerlist, 0x0001, 1))
482 msg = aim_gettlv_str(innerlist, 0x0001, 1);
484 aim_freetlvchain(&innerlist);
487 userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_INCOMINGMSG);
496 aim_freetlvchain(&outerlist);
501 faim_export unsigned long aim_chat_clientready(struct aim_session_t *sess,
502 struct aim_conn_t *conn)
504 struct command_tx_struct *newpacket;
507 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 0x20)))
512 i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
514 i+= aimutil_put16(newpacket->data+i, 0x000e);
515 i+= aimutil_put16(newpacket->data+i, 0x0001);
517 i+= aimutil_put16(newpacket->data+i, 0x0004);
518 i+= aimutil_put16(newpacket->data+i, 0x0001);
520 i+= aimutil_put16(newpacket->data+i, 0x0001);
521 i+= aimutil_put16(newpacket->data+i, 0x0003);
523 i+= aimutil_put16(newpacket->data+i, 0x0004);
524 i+= aimutil_put16(newpacket->data+i, 0x0686);
527 aim_tx_enqueue(sess, newpacket);
529 return (sess->snac_nextid++);
532 faim_export int aim_chat_leaveroom(struct aim_session_t *sess, char *name)
534 struct aim_conn_t *conn;
536 if ((conn = aim_chat_getconn(sess, name)))
537 aim_conn_close(conn);
545 * conn must be a BOS connection!
547 faim_export unsigned long aim_chat_invite(struct aim_session_t *sess,
548 struct aim_conn_t *conn,
555 struct command_tx_struct *newpacket;
558 if (!sess || !conn || !sn || !msg || !roomname)
561 if (conn->type != AIM_CONN_TYPE_BOS)
564 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 1152+strlen(sn)+strlen(roomname)+strlen(msg))))
569 curbyte = aim_putsnac(newpacket->data, 0x0004, 0x0006, 0x0000, sess->snac_nextid);
575 curbyte += aimutil_put8(newpacket->data+curbyte, (u_char)rand());
577 /* XXX this should get uncached by the unwritten 'invite accept' handler */
578 aim_cachecookie(sess, aim_mkcookie(newpacket->data+curbyte-8, AIM_COOKIETYPE_CHAT, NULL));
583 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
588 curbyte += aimutil_put8(newpacket->data+curbyte, strlen(sn));
589 curbyte += aimutil_putstr(newpacket->data+curbyte, sn, strlen(sn));
594 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0005);
595 curbyte += aimutil_put16(newpacket->data+curbyte, 0x28+strlen(msg)+0x04+0x03+strlen(roomname)+0x02);
600 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
601 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3131);
602 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3538);
603 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3446);
604 curbyte += aimutil_put16(newpacket->data+curbyte, 0x4100);
605 curbyte += aimutil_put16(newpacket->data+curbyte, 0x748f);
606 curbyte += aimutil_put16(newpacket->data+curbyte, 0x2420);
607 curbyte += aimutil_put16(newpacket->data+curbyte, 0x6287);
608 curbyte += aimutil_put16(newpacket->data+curbyte, 0x11d1);
609 curbyte += aimutil_put16(newpacket->data+curbyte, 0x8222);
610 curbyte += aimutil_put16(newpacket->data+curbyte, 0x4445);
611 curbyte += aimutil_put16(newpacket->data+curbyte, 0x5354);
612 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
615 * TLV t(000a) -- Unknown
617 curbyte += aimutil_put16(newpacket->data+curbyte, 0x000a);
618 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
619 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
622 * TLV t(000f) -- Unknown
624 curbyte += aimutil_put16(newpacket->data+curbyte, 0x000f);
625 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
628 * TLV t(000c) -- Invitation message
630 curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x000c, strlen(msg), msg);
633 * TLV t(2711) -- Container for room information
635 curbyte += aimutil_put16(newpacket->data+curbyte, 0x2711);
636 curbyte += aimutil_put16(newpacket->data+curbyte, 3+strlen(roomname)+2);
637 curbyte += aimutil_put16(newpacket->data+curbyte, exchange);
638 curbyte += aimutil_put8(newpacket->data+curbyte, strlen(roomname));
639 curbyte += aimutil_putstr(newpacket->data+curbyte, roomname, strlen(roomname));
640 curbyte += aimutil_put16(newpacket->data+curbyte, instance);
642 newpacket->commandlen = curbyte;
644 aim_tx_enqueue(sess, newpacket);
646 return (sess->snac_nextid++);