+
+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)
+{
+ rxcallback_t userfunc;
+ int ret = 0;
+ struct aim_tlvlist_t *tlvlist;
+ struct aim_chat_exchangeinfo *exchanges = NULL;
+ int curexchange = 0;
+ struct aim_tlv_t *exchangetlv;
+ unsigned char maxrooms = 0;
+ struct aim_tlvlist_t *innerlist;
+
+ tlvlist = aim_readtlvchain(data, datalen);
+
+ /*
+ * Type 0x0002: Maximum concurrent rooms.
+ */
+ if (aim_gettlv(tlvlist, 0x0002, 1))
+ maxrooms = aim_gettlv8(tlvlist, 0x0002, 1);
+
+ /*
+ * Type 0x0003: Exchange information
+ *
+ * There can be any number of these, each one
+ * representing another exchange.
+ *
+ */
+ curexchange = 0;
+ while ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1))) {
+ curexchange++;
+ exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
+ /* exchange number */
+ exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value);
+ innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2);
+
+ /*
+ * Type 0x000d: Unknown.
+ */
+ if (aim_gettlv(innerlist, 0x000d, 1))
+ ;
+
+ /*
+ * Type 0x0004: Unknown
+ */
+ if (aim_gettlv(innerlist, 0x0004, 1))
+ ;
+
+ /*
+ * Type 0x0002: Unknown
+ */
+ if (aim_gettlv(innerlist, 0x0002, 1)) {
+ unsigned short classperms;
+
+ classperms = aim_gettlv16(innerlist, 0x0002, 1);
+
+ faimdprintf(sess, 1, "faim: class permissions %x\n", classperms);
+ }
+
+ /*
+ * Type 0x00c9: Unknown
+ */
+ if (aim_gettlv(innerlist, 0x00c9, 1))
+ ;
+
+ /*
+ * Type 0x00ca: Creation Date
+ */
+ if (aim_gettlv(innerlist, 0x00ca, 1))
+ ;
+
+ /*
+ * Type 0x00d0: Mandatory Channels?
+ */
+ if (aim_gettlv(innerlist, 0x00d0, 1))
+ ;
+
+ /*
+ * Type 0x00d1: Maximum Message length
+ */
+ if (aim_gettlv(innerlist, 0x00d1, 1))
+ ;
+
+ /*
+ * Type 0x00d2: Maximum Occupancy?
+ */
+ if (aim_gettlv(innerlist, 0x00d2, 1))
+ ;
+
+ /*
+ * Type 0x00d3: Exchange Name
+ */
+ if (aim_gettlv(innerlist, 0x00d3, 1))
+ exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
+ else
+ exchanges[curexchange-1].name = NULL;
+
+ /*
+ * Type 0x00d5: Creation Permissions
+ *
+ * 0 Creation not allowed
+ * 1 Room creation allowed
+ * 2 Exchange creation allowed
+ *
+ */
+ if (aim_gettlv(innerlist, 0x00d5, 1)) {
+ unsigned char createperms;
+
+ createperms = aim_gettlv8(innerlist, 0x00d5, 1);
+ }
+
+ /*
+ * Type 0x00d6: Character Set (First Time)
+ */
+ if (aim_gettlv(innerlist, 0x00d6, 1))
+ exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1);
+ else
+ exchanges[curexchange-1].charset1 = NULL;
+
+ /*
+ * Type 0x00d7: Language (First Time)
+ */
+ if (aim_gettlv(innerlist, 0x00d7, 1))
+ exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1);
+ else
+ exchanges[curexchange-1].lang1 = NULL;
+
+ /*
+ * Type 0x00d8: Character Set (Second Time)
+ */
+ if (aim_gettlv(innerlist, 0x00d8, 1))
+ exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1);
+ else
+ exchanges[curexchange-1].charset2 = NULL;
+
+ /*
+ * Type 0x00d9: Language (Second Time)
+ */
+ if (aim_gettlv(innerlist, 0x00d9, 1))
+ exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1);
+ else
+ exchanges[curexchange-1].lang2 = NULL;
+
+ aim_freetlvchain(&innerlist);
+ }
+
+ /*
+ * Call client.
+ */
+ if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
+ ret = userfunc(sess, rx, snac2->type, maxrooms, curexchange, exchanges);
+ curexchange--;
+ while(curexchange >= 0) {
+ free(exchanges[curexchange].name);
+ free(exchanges[curexchange].charset1);
+ free(exchanges[curexchange].lang1);
+ free(exchanges[curexchange].charset2);
+ free(exchanges[curexchange].lang2);
+ curexchange--;
+ }
+ free(exchanges);
+ aim_freetlvchain(&tlvlist);
+
+ return ret;
+}
+
+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)
+{
+ rxcallback_t userfunc;
+ struct aim_tlvlist_t *tlvlist, *innerlist;
+ char *ck = NULL, *fqcn = NULL, *name = NULL;
+ unsigned short exchange = 0, instance = 0, unknown = 0, flags = 0, maxmsglen = 0, maxoccupancy = 0;
+ unsigned long createtime = 0;
+ unsigned char createperms = 0;
+ int i = 0, cklen;
+ struct aim_tlv_t *bigblock;
+ int ret = 0;
+
+ if (!(tlvlist = aim_readtlvchain(data, datalen))) {
+ faimdprintf(sess, 0, "unable to read top tlv in create room response\n");
+ return 0;
+ }
+
+ if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
+ faimdprintf(sess, 0, "no bigblock in top tlv in create room response\n");
+ aim_freetlvchain(&tlvlist);
+ return 0;
+ }
+
+ exchange = aimutil_get16(bigblock->value+i);
+ i += 2;
+
+ cklen = aimutil_get8(bigblock->value+i);
+ i++;
+
+ ck = malloc(cklen+1);
+ memcpy(ck, bigblock->value+i, cklen);
+ ck[cklen] = '\0';
+ i += cklen;
+
+ instance = aimutil_get16(bigblock->value+i);
+ i += 2;
+
+ if (aimutil_get8(bigblock->value+i) != 0x02) {
+ faimdprintf(sess, 0, "unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i));
+ aim_freetlvchain(&tlvlist);
+ free(ck);
+ return 0;
+ }
+ i += 1;
+
+ unknown = aimutil_get16(bigblock->value+i);
+ i += 2;
+
+ if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) {
+ faimdprintf(sess, 0, "unable to read inner tlv chain in create room response\n");
+ aim_freetlvchain(&tlvlist);
+ free(ck);
+ return 0;
+ }
+
+ if (aim_gettlv(innerlist, 0x006a, 1))
+ fqcn = aim_gettlv_str(innerlist, 0x006a, 1);
+
+ if (aim_gettlv(innerlist, 0x00c9, 1))
+ flags = aim_gettlv16(innerlist, 0x00c9, 1);
+
+ if (aim_gettlv(innerlist, 0x00ca, 1))
+ createtime = aim_gettlv32(innerlist, 0x00ca, 1);
+
+ if (aim_gettlv(innerlist, 0x00d1, 1))
+ maxmsglen = aim_gettlv16(innerlist, 0x00d1, 1);
+
+ if (aim_gettlv(innerlist, 0x00d2, 1))
+ maxoccupancy = aim_gettlv16(innerlist, 0x00d2, 1);
+
+ if (aim_gettlv(innerlist, 0x00d3, 1))
+ name = aim_gettlv_str(innerlist, 0x00d3, 1);
+
+ if (aim_gettlv(innerlist, 0x00d5, 1))
+ createperms = aim_gettlv8(innerlist, 0x00d5, 1);
+
+ if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
+ ret = userfunc(sess, rx, snac2->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
+
+ free(ck);
+ free(name);
+ free(fqcn);
+ aim_freetlvchain(&innerlist);
+ aim_freetlvchain(&tlvlist);
+
+ return ret;
+}
+
+/*
+ * Since multiple things can trigger this callback,
+ * we must lookup the snacid to determine the original
+ * snac subtype that was called.
+ */
+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)
+{
+ struct aim_snac_t *snac2;
+ int ret = 0;
+
+ if (!(snac2 = aim_remsnac(sess, snac->id))) {
+ faimdprintf(sess, 0, "faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snac->id);
+ return 0;
+ }
+
+ if (snac2->family != 0x000d) {
+ faimdprintf(sess, 0, "faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac2->family);
+ return 0;
+ }
+
+ /*
+ * We now know what the original SNAC subtype was.
+ */
+ if (snac2->type == 0x0002) /* request chat rights */
+ ret = parseinfo_perms(sess, mod, rx, snac, data, datalen, snac2);
+ else if (snac2->type == 0x0003) /* request exchange info */
+ faimdprintf(sess, 0, "chatnav_parse_info: resposne to exchange info\n");
+ else if (snac2->type == 0x0004) /* request room info */
+ faimdprintf(sess, 0, "chatnav_parse_info: response to room info\n");
+ else if (snac2->type == 0x0005) /* request more room info */
+ faimdprintf(sess, 0, "chatnav_parse_info: response to more room info\n");
+ else if (snac2->type == 0x0006) /* request occupant list */
+ faimdprintf(sess, 0, "chatnav_parse_info: response to occupant info\n");
+ else if (snac2->type == 0x0007) /* search for a room */
+ faimdprintf(sess, 0, "chatnav_parse_info: search results\n");
+ else if (snac2->type == 0x0008) /* create room */
+ ret = parseinfo_create(sess, mod, rx, snac, data, datalen, snac2);
+ else
+ faimdprintf(sess, 0, "chatnav_parse_info: unknown request subtype (%04x)\n", snac2->type);
+
+ if (snac2)
+ free(snac2->data);
+ free(snac2);
+
+ return ret;
+}
+
+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)
+{
+
+ if (snac->subtype == 0x0009)
+ return parseinfo(sess, mod, rx, snac, data, datalen);
+
+ return 0;
+}
+
+faim_internal int chatnav_modfirst(struct aim_session_t *sess, aim_module_t *mod)
+{
+
+ mod->family = 0x000d;
+ mod->version = 0x0000;
+ mod->flags = 0;
+ strncpy(mod->name, "chatnav", sizeof(mod->name));
+ mod->snachandler = snachandler;
+
+ return 0;
+}