4 * [The ChatNav(igation) service does various things to keep chat
5 * alive. It provides room information, room searching and creating,
6 * as well as giving users the right ("permission") to use chat.]
14 * conn must be a chatnav connection!
16 faim_export unsigned long aim_chatnav_reqrights(struct aim_session_t *sess,
17 struct aim_conn_t *conn)
19 aim_genericreq_n(sess, conn, 0x000d, 0x0002);
21 return sess->snac_nextid;
24 faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess,
25 struct aim_conn_t *conn)
27 struct command_tx_struct *newpacket;
30 if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 0x20)))
35 i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
37 i+= aimutil_put16(newpacket->data+i, 0x000d);
38 i+= aimutil_put16(newpacket->data+i, 0x0001);
40 i+= aimutil_put16(newpacket->data+i, 0x0004);
41 i+= aimutil_put16(newpacket->data+i, 0x0001);
43 i+= aimutil_put16(newpacket->data+i, 0x0001);
44 i+= aimutil_put16(newpacket->data+i, 0x0003);
46 i+= aimutil_put16(newpacket->data+i, 0x0004);
47 i+= aimutil_put16(newpacket->data+i, 0x0686);
49 aim_tx_enqueue(sess, newpacket);
51 return (sess->snac_nextid++);
54 faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess,
55 struct aim_conn_t *conn,
59 struct command_tx_struct *newpacket;
62 if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 10+12+strlen("invite")+strlen(name))))
67 i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid);
70 i+= aimutil_put16(newpacket->data+i, exchange);
73 i+= aimutil_put8(newpacket->data+i, strlen("invite"));
74 i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite"));
77 i+= aimutil_put16(newpacket->data+i, 0xffff);
80 i+= aimutil_put8(newpacket->data+i, 0x01);
83 i+= aimutil_put16(newpacket->data+i, 0x0001);
86 i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name);
88 aim_cachesnac(sess, 0x000d, 0x0008, 0x0000, NULL, 0);
90 aim_tx_enqueue(sess, newpacket);
92 return sess->snac_nextid;
95 static int parseinfo_perms(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen, struct aim_snac_t *snac2)
97 aim_rxcallback_t userfunc;
99 struct aim_tlvlist_t *tlvlist;
100 struct aim_chat_exchangeinfo *exchanges = NULL;
102 struct aim_tlv_t *exchangetlv;
103 unsigned char maxrooms = 0;
104 struct aim_tlvlist_t *innerlist;
106 tlvlist = aim_readtlvchain(data, datalen);
109 * Type 0x0002: Maximum concurrent rooms.
111 if (aim_gettlv(tlvlist, 0x0002, 1))
112 maxrooms = aim_gettlv8(tlvlist, 0x0002, 1);
115 * Type 0x0003: Exchange information
117 * There can be any number of these, each one
118 * representing another exchange.
122 while ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1))) {
124 exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
125 /* exchange number */
126 exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value);
127 innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2);
130 * Type 0x000d: Unknown.
132 if (aim_gettlv(innerlist, 0x000d, 1))
136 * Type 0x0004: Unknown
138 if (aim_gettlv(innerlist, 0x0004, 1))
142 * Type 0x0002: Unknown
144 if (aim_gettlv(innerlist, 0x0002, 1)) {
145 unsigned short classperms;
147 classperms = aim_gettlv16(innerlist, 0x0002, 1);
149 faimdprintf(sess, 1, "faim: class permissions %x\n", classperms);
153 * Type 0x00c9: Unknown
155 if (aim_gettlv(innerlist, 0x00c9, 1))
159 * Type 0x00ca: Creation Date
161 if (aim_gettlv(innerlist, 0x00ca, 1))
165 * Type 0x00d0: Mandatory Channels?
167 if (aim_gettlv(innerlist, 0x00d0, 1))
171 * Type 0x00d1: Maximum Message length
173 if (aim_gettlv(innerlist, 0x00d1, 1))
177 * Type 0x00d2: Maximum Occupancy?
179 if (aim_gettlv(innerlist, 0x00d2, 1))
183 * Type 0x00d3: Exchange Name
185 if (aim_gettlv(innerlist, 0x00d3, 1))
186 exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
188 exchanges[curexchange-1].name = NULL;
191 * Type 0x00d5: Creation Permissions
193 * 0 Creation not allowed
194 * 1 Room creation allowed
195 * 2 Exchange creation allowed
198 if (aim_gettlv(innerlist, 0x00d5, 1)) {
199 unsigned char createperms;
201 createperms = aim_gettlv8(innerlist, 0x00d5, 1);
205 * Type 0x00d6: Character Set (First Time)
207 if (aim_gettlv(innerlist, 0x00d6, 1))
208 exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1);
210 exchanges[curexchange-1].charset1 = NULL;
213 * Type 0x00d7: Language (First Time)
215 if (aim_gettlv(innerlist, 0x00d7, 1))
216 exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1);
218 exchanges[curexchange-1].lang1 = NULL;
221 * Type 0x00d8: Character Set (Second Time)
223 if (aim_gettlv(innerlist, 0x00d8, 1))
224 exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1);
226 exchanges[curexchange-1].charset2 = NULL;
229 * Type 0x00d9: Language (Second Time)
231 if (aim_gettlv(innerlist, 0x00d9, 1))
232 exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1);
234 exchanges[curexchange-1].lang2 = NULL;
236 aim_freetlvchain(&innerlist);
242 if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
243 ret = userfunc(sess, rx, snac2->type, maxrooms, curexchange, exchanges);
245 while(curexchange >= 0) {
246 free(exchanges[curexchange].name);
247 free(exchanges[curexchange].charset1);
248 free(exchanges[curexchange].lang1);
249 free(exchanges[curexchange].charset2);
250 free(exchanges[curexchange].lang2);
254 aim_freetlvchain(&tlvlist);
259 static int parseinfo_create(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen, struct aim_snac_t *snac2)
261 aim_rxcallback_t userfunc;
262 struct aim_tlvlist_t *tlvlist, *innerlist;
263 char *ck = NULL, *fqcn = NULL, *name = NULL;
264 unsigned short exchange = 0, instance = 0, unknown = 0, flags = 0, maxmsglen = 0, maxoccupancy = 0;
265 unsigned long createtime = 0;
266 unsigned char createperms = 0;
268 struct aim_tlv_t *bigblock;
271 if (!(tlvlist = aim_readtlvchain(data, datalen))) {
272 faimdprintf(sess, 0, "unable to read top tlv in create room response\n");
276 if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
277 faimdprintf(sess, 0, "no bigblock in top tlv in create room response\n");
278 aim_freetlvchain(&tlvlist);
282 exchange = aimutil_get16(bigblock->value+i);
285 cklen = aimutil_get8(bigblock->value+i);
288 ck = malloc(cklen+1);
289 memcpy(ck, bigblock->value+i, cklen);
293 instance = aimutil_get16(bigblock->value+i);
296 if (aimutil_get8(bigblock->value+i) != 0x02) {
297 faimdprintf(sess, 0, "unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i));
298 aim_freetlvchain(&tlvlist);
304 unknown = aimutil_get16(bigblock->value+i);
307 if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) {
308 faimdprintf(sess, 0, "unable to read inner tlv chain in create room response\n");
309 aim_freetlvchain(&tlvlist);
314 if (aim_gettlv(innerlist, 0x006a, 1))
315 fqcn = aim_gettlv_str(innerlist, 0x006a, 1);
317 if (aim_gettlv(innerlist, 0x00c9, 1))
318 flags = aim_gettlv16(innerlist, 0x00c9, 1);
320 if (aim_gettlv(innerlist, 0x00ca, 1))
321 createtime = aim_gettlv32(innerlist, 0x00ca, 1);
323 if (aim_gettlv(innerlist, 0x00d1, 1))
324 maxmsglen = aim_gettlv16(innerlist, 0x00d1, 1);
326 if (aim_gettlv(innerlist, 0x00d2, 1))
327 maxoccupancy = aim_gettlv16(innerlist, 0x00d2, 1);
329 if (aim_gettlv(innerlist, 0x00d3, 1))
330 name = aim_gettlv_str(innerlist, 0x00d3, 1);
332 if (aim_gettlv(innerlist, 0x00d5, 1))
333 createperms = aim_gettlv8(innerlist, 0x00d5, 1);
335 if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
336 ret = userfunc(sess, rx, snac2->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
341 aim_freetlvchain(&innerlist);
342 aim_freetlvchain(&tlvlist);
348 * Since multiple things can trigger this callback,
349 * we must lookup the snacid to determine the original
350 * snac subtype that was called.
352 static int parseinfo(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen)
354 struct aim_snac_t *snac2;
357 if (!(snac2 = aim_remsnac(sess, snac->id))) {
358 faimdprintf(sess, 0, "faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snac->id);
362 if (snac2->family != 0x000d) {
363 faimdprintf(sess, 0, "faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac2->family);
368 * We now know what the original SNAC subtype was.
370 if (snac2->type == 0x0002) /* request chat rights */
371 ret = parseinfo_perms(sess, mod, rx, snac, data, datalen, snac2);
372 else if (snac2->type == 0x0003) /* request exchange info */
373 faimdprintf(sess, 0, "chatnav_parse_info: resposne to exchange info\n");
374 else if (snac2->type == 0x0004) /* request room info */
375 faimdprintf(sess, 0, "chatnav_parse_info: response to room info\n");
376 else if (snac2->type == 0x0005) /* request more room info */
377 faimdprintf(sess, 0, "chatnav_parse_info: response to more room info\n");
378 else if (snac2->type == 0x0006) /* request occupant list */
379 faimdprintf(sess, 0, "chatnav_parse_info: response to occupant info\n");
380 else if (snac2->type == 0x0007) /* search for a room */
381 faimdprintf(sess, 0, "chatnav_parse_info: search results\n");
382 else if (snac2->type == 0x0008) /* create room */
383 ret = parseinfo_create(sess, mod, rx, snac, data, datalen, snac2);
385 faimdprintf(sess, 0, "chatnav_parse_info: unknown request subtype (%04x)\n", snac2->type);
394 static int snachandler(struct aim_session_t *sess, aim_module_t *mod, struct command_rx_struct *rx, aim_modsnac_t *snac, unsigned char *data, int datalen)
397 if (snac->subtype == 0x0009)
398 return parseinfo(sess, mod, rx, snac, data, datalen);
403 faim_internal int chatnav_modfirst(struct aim_session_t *sess, aim_module_t *mod)
406 mod->family = 0x000d;
407 mod->version = 0x0000;
409 strncpy(mod->name, "chatnav", sizeof(mod->name));
410 mod->snachandler = snachandler;