4 * Routines for the Chat service.
11 faim_export char *aim_chat_getname(struct aim_conn_t *conn)
15 if (conn->type != AIM_CONN_TYPE_CHAT)
18 return (char *)conn->priv; /* yuck ! */
21 faim_export struct aim_conn_t *aim_chat_getconn(struct aim_session_t *sess, char *name)
23 struct aim_conn_t *cur;
25 faim_mutex_lock(&sess->connlistlock);
26 for (cur = sess->connlist; cur; cur = cur->next) {
27 if (cur->type != AIM_CONN_TYPE_CHAT)
30 printf("faim: chat: chat connection with no name! (fd = %d)\n", cur->fd);
33 if (strcmp((char *)cur->priv, name) == 0)
36 faim_mutex_unlock(&sess->connlistlock);
41 faim_export int aim_chat_attachname(struct aim_conn_t *conn, char *roomname)
43 if (!conn || !roomname)
49 conn->priv = strdup(roomname);
54 faim_export unsigned long aim_chat_send_im(struct aim_session_t *sess,
55 struct aim_conn_t *conn,
60 struct command_tx_struct *newpacket;
61 struct aim_msgcookie_t *cookie;
63 if (!sess || !conn || !msg)
66 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 1152)))
69 newpacket->lock = 1; /* lock struct */
72 curbyte += aim_putsnac(newpacket->data+curbyte,
73 0x000e, 0x0005, 0x0000, sess->snac_nextid);
76 * Generate a random message cookie
79 curbyte += aimutil_put8(newpacket->data+curbyte, (u_char) rand());
81 cookie = aim_mkcookie(newpacket->data+curbyte-8, AIM_COOKIETYPE_CHAT, NULL);
82 cookie->data = strdup(conn->priv); /* chat hack dependent */
84 aim_cachecookie(sess, cookie);
87 * metaTLV start. -- i assume this is a metaTLV. it could be the
90 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0003);
93 * Type 1: Unknown. Blank.
95 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
96 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
99 * Type 6: Unknown. Blank.
101 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0006);
102 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
105 * Type 5: Message block. Contains more TLVs.
107 * This could include other information... We just
108 * put in a message TLV however.
111 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0005);
112 curbyte += aimutil_put16(newpacket->data+curbyte, strlen(msg)+4);
115 * SubTLV: Type 1: Message
117 curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0001, strlen(msg), msg);
119 newpacket->commandlen = curbyte;
122 aim_tx_enqueue(sess, newpacket);
124 return (sess->snac_nextid++);
128 * Join a room of name roomname. This is the first
129 * step to joining an already created room. It's
130 * basically a Service Request for family 0x000e,
131 * with a little added on to specify the exchange
135 faim_export unsigned long aim_chat_join(struct aim_session_t *sess,
136 struct aim_conn_t *conn,
138 const char *roomname)
140 struct command_tx_struct *newpacket;
143 if (!sess || !conn || !roomname)
146 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+9+strlen(roomname)+2)))
151 i = aim_putsnac(newpacket->data, 0x0001, 0x0004, 0x0000, sess->snac_nextid);
153 i+= aimutil_put16(newpacket->data+i, 0x000e);
156 * this is techinally a TLV, but we can't use normal functions
157 * because we need the extraneous nulls and other weird things.
159 i+= aimutil_put16(newpacket->data+i, 0x0001);
160 i+= aimutil_put16(newpacket->data+i, 2+1+strlen(roomname)+2);
161 i+= aimutil_put16(newpacket->data+i, exchange);
162 i+= aimutil_put8(newpacket->data+i, strlen(roomname));
163 i+= aimutil_putstr(newpacket->data+i, roomname, strlen(roomname));
164 i+= aimutil_put16(newpacket->data+i, 0x0000); /* instance? */
169 * XXX: A problem occurs here if we request a channel
170 * join but it fails....pendingjoin will be nonnull
171 * even though the channel is never going to get a
175 sess->pendingjoin = strdup(roomname);
176 sess->pendingjoinexchange = exchange;
179 aim_tx_enqueue(sess, newpacket);
181 aim_cachesnac(sess, 0x0001, 0x0004, 0x0000, roomname, strlen(roomname)+1);
183 return sess->snac_nextid;
186 faim_internal int aim_chat_readroominfo(u_char *buf, struct aim_chat_roominfo *outinfo)
191 if (!buf || !outinfo)
194 outinfo->exchange = aimutil_get16(buf+i);
197 namelen = aimutil_get8(buf+i);
200 outinfo->name = (char *)malloc(namelen+1);
201 memcpy(outinfo->name, buf+i, namelen);
202 outinfo->name[namelen] = '\0';
205 outinfo->instance = aimutil_get16(buf+i);
213 * General room information. Lots of stuff.
215 * Values I know are in here but I havent attached
216 * them to any of the 'Unknown's:
217 * - Language (English)
221 faim_internal int aim_chat_parse_infoupdate(struct aim_session_t *sess,
222 struct command_rx_struct *command)
224 struct aim_userinfo_s *userinfo = NULL;
225 rxcallback_t userfunc=NULL;
228 u_char detaillevel = 0;
229 char *roomname = NULL;
230 struct aim_chat_roominfo roominfo;
231 u_short tlvcount = 0;
232 struct aim_tlvlist_t *tlvlist;
233 char *roomdesc = NULL;
234 unsigned short unknown_c9 = 0;
235 unsigned long creationtime = 0;
236 unsigned short maxmsglen = 0;
237 unsigned short unknown_d2 = 0, unknown_d5 = 0;
240 i += aim_chat_readroominfo(command->data+i, &roominfo);
242 detaillevel = aimutil_get8(command->data+i);
245 if (detaillevel != 0x02) {
246 if (detaillevel == 0x01)
247 printf("faim: chat_roomupdateinfo: detail level 1 not supported\n");
249 printf("faim: chat_roomupdateinfo: unknown detail level %d\n", detaillevel);
253 tlvcount = aimutil_get16(command->data+i);
257 * Everything else are TLVs.
259 tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i);
262 * TLV type 0x006a is the room name in Human Readable Form.
264 if (aim_gettlv(tlvlist, 0x006a, 1))
265 roomname = aim_gettlv_str(tlvlist, 0x006a, 1);
268 * Type 0x006f: Number of occupants.
270 if (aim_gettlv(tlvlist, 0x006f, 1))
271 usercount = aim_gettlv16(tlvlist, 0x006f, 1);
274 * Type 0x0073: Occupant list.
276 if (aim_gettlv(tlvlist, 0x0073, 1)) {
278 struct aim_tlv_t *tmptlv;
280 tmptlv = aim_gettlv(tlvlist, 0x0073, 1);
282 /* Allocate enough userinfo structs for all occupants */
283 userinfo = calloc(usercount, sizeof(struct aim_userinfo_s));
286 while (curoccupant < usercount)
287 i += aim_extractuserinfo(tmptlv->value+i, &userinfo[curoccupant++]);
291 * Type 0x00c9: Unknown. (2 bytes)
293 if (aim_gettlv(tlvlist, 0x00c9, 1))
294 unknown_c9 = aim_gettlv16(tlvlist, 0x00c9, 1);
297 * Type 0x00ca: Creation time (4 bytes)
299 if (aim_gettlv(tlvlist, 0x00ca, 1))
300 creationtime = aim_gettlv32(tlvlist, 0x00ca, 1);
303 * Type 0x00d1: Maximum Message Length
305 if (aim_gettlv(tlvlist, 0x00d1, 1))
306 maxmsglen = aim_gettlv16(tlvlist, 0x00d1, 1);
309 * Type 0x00d2: Unknown. (2 bytes)
311 if (aim_gettlv(tlvlist, 0x00d2, 1))
312 unknown_d2 = aim_gettlv16(tlvlist, 0x00d2, 1);
315 * Type 0x00d3: Room Description
317 if (aim_gettlv(tlvlist, 0x00d3, 1))
318 roomdesc = aim_gettlv_str(tlvlist, 0x00d3, 1);
321 * Type 0x00d5: Unknown. (1 byte)
323 if (aim_gettlv(tlvlist, 0x00d5, 1))
324 unknown_d5 = aim_gettlv8(tlvlist, 0x00d5, 1);
327 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_ROOMINFOUPDATE))) {
345 aim_freetlvchain(&tlvlist);
350 faim_internal int aim_chat_parse_joined(struct aim_session_t *sess,
351 struct command_rx_struct *command)
353 struct aim_userinfo_s *userinfo = NULL;
354 rxcallback_t userfunc=NULL;
355 int i = 10, curcount = 0, ret = 1;
357 while (i < command->commandlen) {
359 userinfo = realloc(userinfo, curcount * sizeof(struct aim_userinfo_s));
360 i += aim_extractuserinfo(command->data+i, &userinfo[curcount-1]);
363 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_USERJOIN))) {
375 faim_internal int aim_chat_parse_leave(struct aim_session_t *sess,
376 struct command_rx_struct *command)
379 struct aim_userinfo_s *userinfo = NULL;
380 rxcallback_t userfunc=NULL;
381 int i = 10, curcount = 0, ret = 1;
383 while (i < command->commandlen) {
385 userinfo = realloc(userinfo, curcount * sizeof(struct aim_userinfo_s));
386 i += aim_extractuserinfo(command->data+i, &userinfo[curcount-1]);
389 if ((userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_USERLEAVE))) {
402 * We could probably include this in the normal ICBM parsing
403 * code as channel 0x0003, however, since only the start
404 * would be the same, we might as well do it here.
406 faim_internal int aim_chat_parse_incoming(struct aim_session_t *sess,
407 struct command_rx_struct *command)
409 struct aim_userinfo_s userinfo;
410 rxcallback_t userfunc=NULL;
411 int ret = 1, i = 0, z = 0;
412 unsigned char cookie[8];
414 struct aim_tlvlist_t *outerlist;
416 struct aim_msgcookie_t *ck;
418 memset(&userinfo, 0x00, sizeof(struct aim_userinfo_s));
420 i = 10; /* skip snac */
423 * ICBM Cookie. Cache it.
425 for (z=0; z<8; z++,i++)
426 cookie[z] = command->data[i];
428 if ((ck = aim_uncachecookie(sess, cookie, AIM_COOKIETYPE_CHAT))) {
437 * Channels 1 and 2 are implemented in the normal ICBM
440 * We only do channel 3 here.
443 channel = aimutil_get16(command->data+i);
446 if (channel != 0x0003) {
447 printf("faim: chat_incoming: unknown channel! (0x%04x)\n", channel);
452 * Start parsing TLVs right away.
454 outerlist = aim_readtlvchain(command->data+i, command->commandlen-i);
457 * Type 0x0003: Source User Information
459 if (aim_gettlv(outerlist, 0x0003, 1)) {
460 struct aim_tlv_t *userinfotlv;
462 userinfotlv = aim_gettlv(outerlist, 0x0003, 1);
463 aim_extractuserinfo(userinfotlv->value, &userinfo);
467 * Type 0x0001: Unknown.
469 if (aim_gettlv(outerlist, 0x0001, 1))
473 * Type 0x0005: Message Block. Conains more TLVs.
475 if (aim_gettlv(outerlist, 0x0005, 1))
477 struct aim_tlvlist_t *innerlist;
478 struct aim_tlv_t *msgblock;
480 msgblock = aim_gettlv(outerlist, 0x0005, 1);
481 innerlist = aim_readtlvchain(msgblock->value, msgblock->length);
484 * Type 0x0001: Message.
486 if (aim_gettlv(innerlist, 0x0001, 1))
487 msg = aim_gettlv_str(innerlist, 0x0001, 1);
489 aim_freetlvchain(&innerlist);
492 userfunc = aim_callhandler(command->conn, AIM_CB_FAM_CHT, AIM_CB_CHT_INCOMINGMSG);
501 aim_freetlvchain(&outerlist);
506 faim_export unsigned long aim_chat_clientready(struct aim_session_t *sess,
507 struct aim_conn_t *conn)
509 struct command_tx_struct *newpacket;
512 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 0x20)))
517 i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
519 i+= aimutil_put16(newpacket->data+i, 0x000e);
520 i+= aimutil_put16(newpacket->data+i, 0x0001);
522 i+= aimutil_put16(newpacket->data+i, 0x0004);
523 i+= aimutil_put16(newpacket->data+i, 0x0001);
525 i+= aimutil_put16(newpacket->data+i, 0x0001);
526 i+= aimutil_put16(newpacket->data+i, 0x0003);
528 i+= aimutil_put16(newpacket->data+i, 0x0004);
529 i+= aimutil_put16(newpacket->data+i, 0x0686);
532 aim_tx_enqueue(sess, newpacket);
534 return (sess->snac_nextid++);
537 faim_export int aim_chat_leaveroom(struct aim_session_t *sess, char *name)
539 struct aim_conn_t *conn;
541 if ((conn = aim_chat_getconn(sess, name)))
542 aim_conn_close(conn);
550 * conn must be a BOS connection!
552 faim_export unsigned long aim_chat_invite(struct aim_session_t *sess,
553 struct aim_conn_t *conn,
560 struct command_tx_struct *newpacket;
562 struct aim_msgcookie_t *cookie;
563 struct aim_invite_priv *priv;
565 if (!sess || !conn || !sn || !msg || !roomname)
568 if (conn->type != AIM_CONN_TYPE_BOS)
571 if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 1152+strlen(sn)+strlen(roomname)+strlen(msg))))
576 curbyte = aim_putsnac(newpacket->data, 0x0004, 0x0006, 0x0000, sess->snac_nextid);
582 curbyte += aimutil_put8(newpacket->data+curbyte, (u_char)rand());
584 /* XXX this should get uncached by the unwritten 'invite accept' handler */
585 if(!(priv = calloc(sizeof(struct aim_invite_priv), 1)))
587 priv->sn = strdup(sn);
588 priv->roomname = strdup(roomname);
589 priv->exchange = exchange;
590 priv->instance = instance;
592 if(!(cookie = aim_mkcookie(newpacket->data+curbyte-8, AIM_COOKIETYPE_INVITE, priv)))
594 aim_cachecookie(sess, cookie);
599 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
604 curbyte += aimutil_put8(newpacket->data+curbyte, strlen(sn));
605 curbyte += aimutil_putstr(newpacket->data+curbyte, sn, strlen(sn));
610 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0005);
611 curbyte += aimutil_put16(newpacket->data+curbyte, 0x28+strlen(msg)+0x04+0x03+strlen(roomname)+0x02);
616 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
617 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3131);
618 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3538);
619 curbyte += aimutil_put16(newpacket->data+curbyte, 0x3446);
620 curbyte += aimutil_put16(newpacket->data+curbyte, 0x4100);
621 curbyte += aimutil_put16(newpacket->data+curbyte, 0x748f);
622 curbyte += aimutil_put16(newpacket->data+curbyte, 0x2420);
623 curbyte += aimutil_put16(newpacket->data+curbyte, 0x6287);
624 curbyte += aimutil_put16(newpacket->data+curbyte, 0x11d1);
625 curbyte += aimutil_put16(newpacket->data+curbyte, 0x8222);
626 curbyte += aimutil_put16(newpacket->data+curbyte, 0x4445);
627 curbyte += aimutil_put16(newpacket->data+curbyte, 0x5354);
628 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
631 * TLV t(000a) -- Unknown
633 curbyte += aimutil_put16(newpacket->data+curbyte, 0x000a);
634 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
635 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
638 * TLV t(000f) -- Unknown
640 curbyte += aimutil_put16(newpacket->data+curbyte, 0x000f);
641 curbyte += aimutil_put16(newpacket->data+curbyte, 0x0000);
644 * TLV t(000c) -- Invitation message
646 curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x000c, strlen(msg), msg);
649 * TLV t(2711) -- Container for room information
651 curbyte += aimutil_put16(newpacket->data+curbyte, 0x2711);
652 curbyte += aimutil_put16(newpacket->data+curbyte, 3+strlen(roomname)+2);
653 curbyte += aimutil_put16(newpacket->data+curbyte, exchange);
654 curbyte += aimutil_put8(newpacket->data+curbyte, strlen(roomname));
655 curbyte += aimutil_putstr(newpacket->data+curbyte, roomname, strlen(roomname));
656 curbyte += aimutil_put16(newpacket->data+curbyte, instance);
658 newpacket->commandlen = curbyte;
660 aim_tx_enqueue(sess, newpacket);
662 return (sess->snac_nextid++);