src/chatnav.c

/*
 * Handle ChatNav.
 *
 * [The ChatNav(igation) service does various things to keep chat
 *  alive.  It provides room information, room searching and creating,
 *  as well as giving users the right ("permission") to use chat.]
 *
 */

#define FAIM_INTERNAL
#include <aim.h>

/*
 * conn must be a chatnav connection!
 */
faim_export unsigned long aim_chatnav_reqrights(struct aim_session_t *sess,
						struct aim_conn_t *conn)
{
  aim_genericreq_n(sess, conn, 0x000d, 0x0002);

  return sess->snac_nextid;
}

faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess,
						  struct aim_conn_t *conn)
{
  struct command_tx_struct *newpacket;
  int i;

  if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 0x20)))
    return -1;

  newpacket->lock = 1;

  i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);

  i+= aimutil_put16(newpacket->data+i, 0x000d);
  i+= aimutil_put16(newpacket->data+i, 0x0001);

  i+= aimutil_put16(newpacket->data+i, 0x0004);
  i+= aimutil_put16(newpacket->data+i, 0x0001);

  i+= aimutil_put16(newpacket->data+i, 0x0001);
  i+= aimutil_put16(newpacket->data+i, 0x0003);

  i+= aimutil_put16(newpacket->data+i, 0x0004);
  i+= aimutil_put16(newpacket->data+i, 0x0686);

  aim_tx_enqueue(sess, newpacket);

  return (sess->snac_nextid++);
}

/*
 * Since multiple things can trigger this callback,
 * we must lookup the snacid to determine the original
 * snac subtype that was called.
 */
faim_internal int aim_chatnav_parse_info(struct aim_session_t *sess, struct command_rx_struct *command)
{
  struct aim_snac_t *snac;
  u_long snacid;
  rxcallback_t userfunc;
  int ret=1;

  snacid = aimutil_get32(command->data+6);
  snac = aim_remsnac(sess, snacid);

  if (!snac) {
    faimdprintf(sess, 0, "faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snacid);
    return 1;
  }

  if (snac->family != 0x000d) {
    faimdprintf(sess, 0, "faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac->family);
    return 1;
  }

  /*
   * We now know what the original SNAC subtype was.
   */
  switch(snac->type)
    {
    case 0x0002: /* request chat rights */
      {
	  struct aim_tlvlist_t *tlvlist;
	  struct aim_chat_exchangeinfo *exchanges = NULL;
	  int curexchange = 0;
	  struct aim_tlv_t *exchangetlv;
	  u_char maxrooms = 0;
	  struct aim_tlvlist_t *innerlist;

	  tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);

	  /*
	   * 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, command->conn, 0x000d, 0x0009)))
	    ret = userfunc(sess, command, snac->type, maxrooms, curexchange, exchanges);
	  curexchange--;
	  while(curexchange >= 0)
	    {
	      if (exchanges[curexchange].name)
		free(exchanges[curexchange].name);
	      if (exchanges[curexchange].charset1)
		free(exchanges[curexchange].charset1);
	      if (exchanges[curexchange].lang1)
		free(exchanges[curexchange].lang1);
	      if (exchanges[curexchange].charset2)
		free(exchanges[curexchange].charset2);
	      if (exchanges[curexchange].lang2)
		free(exchanges[curexchange].lang2);
	      curexchange--;
	    }
	  free(exchanges);
	  aim_freetlvchain(&tlvlist);

	  break;
      }
    case 0x0003: /* request exchange info */
      faimdprintf(sess, 0, "chatnav_parse_info: resposne to exchange info\n");
      break;
    case 0x0004: /* request room info */
       faimdprintf(sess, 0, "chatnav_parse_info: response to room info\n");
      break;
    case 0x0005: /* request more room info */
       faimdprintf(sess, 0, "chatnav_parse_info: response to more room info\n");
      break;
    case 0x0006: /* request occupant list */
       faimdprintf(sess, 0, "chatnav_parse_info: response to occupant info\n");
      break;
    case 0x0007: /* search for a room */
       faimdprintf(sess, 0, "chatnav_parse_info: search results\n");
      break;
    case 0x0008: { /* create room */
      /*
	000d 0009 0000 0000 0010

	0004 0053
	     0004 -- exchange
	     0c 7a 6f6f 6f6d 7a6f 6f6f 6d34 32 cookie/name
	     0000 -- instance
	     02 -- detail level
	     0007 -- unknown!
	     006a 000c 7a 6f 6f6f 6d7a 6f6f 6f6d 3432 -- fully qualified name
	     00c9 0002 0011 -- flags
	     00ca 0004 39c0 0883 -- create time
	     00d1 0002 0200 -- max msg len
	     00d2 0002 0018 -- max occupants
	     00d3 000c -- name
	          7a6f 6f6f 6d7a 6f6f 6f6d 3432
	     00d5 0001 02 -- creation permission
       */
      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, cklen;
      struct aim_tlv_t *bigblock;

      i = 10;
      if (!(tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i))) {
	faimdprintf(sess, 0, "unable to read top tlv in create room response\n");
	break;
      }

      if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
	faimdprintf(sess, 0, "no bigblock in top tlv in create room response\n");
	aim_freetlvchain(&tlvlist);
	break;
      }
      i = 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);
	break;
      }
      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);
	break;
      }

      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, command->conn, 0x000d, 0x0009))) {
	ret = userfunc(sess, command, snac->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
      }

      if (ck)
	free(ck);
      if (name)
	free(name);
      if (fqcn)
	free(fqcn);
      aim_freetlvchain(&innerlist);
      aim_freetlvchain(&tlvlist);

      break;
    }
    default: /* unknown */
      faimdprintf(sess, 0, "chatnav_parse_info: unknown request subtype (%04x)\n", snac->type);
    }

  if (snac && snac->data)
    free(snac->data);
  if (snac)
    free(snac);

  return ret;
}

faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess,
						 struct aim_conn_t *conn,
						 char *name,
						 u_short exchange)
{
  struct command_tx_struct *newpacket;
  int i;

  if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 10+12+strlen("invite")+strlen(name))))
    return -1;

  newpacket->lock = 1;

  i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid);

  /* exchange */
  i+= aimutil_put16(newpacket->data+i, exchange);

  /* room cookie */
  i+= aimutil_put8(newpacket->data+i, strlen("invite"));
  i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite"));

  /* instance */
  i+= aimutil_put16(newpacket->data+i, 0xffff);

  /* detail level */
  i+= aimutil_put8(newpacket->data+i, 0x01);

  /* tlvcount */
  i+= aimutil_put16(newpacket->data+i, 0x0001);

  /* room name */
  i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name);

  aim_cachesnac(sess, 0x000d, 0x0008, 0x0000, NULL, 0);

  aim_tx_enqueue(sess, newpacket);

  return sess->snac_nextid;
}
Commit	Line	Data
	1	/*
	2	* Handle ChatNav.
	3	*
	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.]
	7	*
	8	*/
	9
	10	#define FAIM_INTERNAL
	11	#include <aim.h>
	12
	13	/*
	14	* conn must be a chatnav connection!
	15	*/
	16	faim_export unsigned long aim_chatnav_reqrights(struct aim_session_t *sess,
	17	struct aim_conn_t *conn)
	18	{
	19	aim_genericreq_n(sess, conn, 0x000d, 0x0002);
	20
	21	return sess->snac_nextid;
	22	}
	23
	24	faim_export unsigned long aim_chatnav_clientready(struct aim_session_t *sess,
	25	struct aim_conn_t *conn)
	26	{
	27	struct command_tx_struct *newpacket;
	28	int i;
	29
	30	if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 0x20)))
	31	return -1;
	32
	33	newpacket->lock = 1;
	34
	35	i = aim_putsnac(newpacket->data, 0x0001, 0x0002, 0x0000, sess->snac_nextid);
	36
	37	i+= aimutil_put16(newpacket->data+i, 0x000d);
	38	i+= aimutil_put16(newpacket->data+i, 0x0001);
	39
	40	i+= aimutil_put16(newpacket->data+i, 0x0004);
	41	i+= aimutil_put16(newpacket->data+i, 0x0001);
	42
	43	i+= aimutil_put16(newpacket->data+i, 0x0001);
	44	i+= aimutil_put16(newpacket->data+i, 0x0003);
	45
	46	i+= aimutil_put16(newpacket->data+i, 0x0004);
	47	i+= aimutil_put16(newpacket->data+i, 0x0686);
	48
	49	aim_tx_enqueue(sess, newpacket);
	50
	51	return (sess->snac_nextid++);
	52	}
	53
	54	/*
	55	* Since multiple things can trigger this callback,
	56	* we must lookup the snacid to determine the original
	57	* snac subtype that was called.
	58	*/
	59	faim_internal int aim_chatnav_parse_info(struct aim_session_t sess, struct command_rx_struct command)
	60	{
	61	struct aim_snac_t *snac;
	62	u_long snacid;
	63	rxcallback_t userfunc;
	64	int ret=1;
	65
	66	snacid = aimutil_get32(command->data+6);
	67	snac = aim_remsnac(sess, snacid);
	68
	69	if (!snac) {
	70	faimdprintf(sess, 0, "faim: chatnav_parse_info: received response to unknown request! (%08lx)\n", snacid);
	71	return 1;
	72	}
	73
	74	if (snac->family != 0x000d) {
	75	faimdprintf(sess, 0, "faim: chatnav_parse_info: recieved response that maps to corrupt request! (fam=%04x)\n", snac->family);
	76	return 1;
	77	}
	78
	79	/*
	80	* We now know what the original SNAC subtype was.
	81	*/
	82	switch(snac->type)
	83	{
	84	case 0x0002: /* request chat rights */
	85	{
	86	struct aim_tlvlist_t *tlvlist;
	87	struct aim_chat_exchangeinfo *exchanges = NULL;
	88	int curexchange = 0;
	89	struct aim_tlv_t *exchangetlv;
	90	u_char maxrooms = 0;
	91	struct aim_tlvlist_t *innerlist;
	92
	93	tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
	94
	95	/*
	96	* Type 0x0002: Maximum concurrent rooms.
	97	*/
	98	if (aim_gettlv(tlvlist, 0x0002, 1))
	99	maxrooms = aim_gettlv8(tlvlist, 0x0002, 1);
	100
	101	/*
	102	* Type 0x0003: Exchange information
	103	*
	104	* There can be any number of these, each one
	105	* representing another exchange.
	106	*
	107	*/
	108	curexchange = 0;
	109	while ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1)))
	110	{
	111	curexchange++;
	112	exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
	113
	114
	115	/* exchange number */
	116	exchanges[curexchange-1].number = aimutil_get16(exchangetlv->value);
	117	innerlist = aim_readtlvchain(exchangetlv->value+2, exchangetlv->length-2);
	118
	119	/*
	120	* Type 0x000d: Unknown.
	121	*/
	122	if (aim_gettlv(innerlist, 0x000d, 1))
	123	;
	124
	125	/*
	126	* Type 0x0004: Unknown
	127	*/
	128	if (aim_gettlv(innerlist, 0x0004, 1))
	129	;
	130
	131	/*
	132	* Type 0x0002: Unknown
	133	*/
	134	if (aim_gettlv(innerlist, 0x0002, 1)) {
	135	unsigned short classperms;
	136
	137	classperms = aim_gettlv16(innerlist, 0x0002, 1);
	138
	139	faimdprintf(sess, 1, "faim: class permissions %x\n", classperms);
	140	}
	141
	142	/*
	143	* Type 0x00c9: Unknown
	144	*/
	145	if (aim_gettlv(innerlist, 0x00c9, 1))
	146	;
	147
	148	/*
	149	* Type 0x00ca: Creation Date
	150	*/
	151	if (aim_gettlv(innerlist, 0x00ca, 1))
	152	;
	153
	154	/*
	155	* Type 0x00d0: Mandatory Channels?
	156	*/
	157	if (aim_gettlv(innerlist, 0x00d0, 1))
	158	;
	159
	160	/*
	161	* Type 0x00d1: Maximum Message length
	162	*/
	163	if (aim_gettlv(innerlist, 0x00d1, 1))
	164	;
	165
	166	/*
	167	* Type 0x00d2: Maximum Occupancy?
	168	*/
	169	if (aim_gettlv(innerlist, 0x00d2, 1))
	170	;
	171
	172	/*
	173	* Type 0x00d3: Exchange Name
	174	*/
	175	if (aim_gettlv(innerlist, 0x00d3, 1))
	176	exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
	177	else
	178	exchanges[curexchange-1].name = NULL;
	179
	180	/*
	181	* Type 0x00d5: Creation Permissions
	182	*
	183	* 0 Creation not allowed
	184	* 1 Room creation allowed
	185	* 2 Exchange creation allowed
	186	*
	187	*/
	188	if (aim_gettlv(innerlist, 0x00d5, 1)) {
	189	unsigned char createperms;
	190
	191	createperms = aim_gettlv8(innerlist, 0x00d5, 1);
	192	}
	193
	194	/*
	195	* Type 0x00d6: Character Set (First Time)
	196	*/
	197	if (aim_gettlv(innerlist, 0x00d6, 1))
	198	exchanges[curexchange-1].charset1 = aim_gettlv_str(innerlist, 0x00d6, 1);
	199	else
	200	exchanges[curexchange-1].charset1 = NULL;
	201
	202	/*
	203	* Type 0x00d7: Language (First Time)
	204	*/
	205	if (aim_gettlv(innerlist, 0x00d7, 1))
	206	exchanges[curexchange-1].lang1 = aim_gettlv_str(innerlist, 0x00d7, 1);
	207	else
	208	exchanges[curexchange-1].lang1 = NULL;
	209
	210	/*
	211	* Type 0x00d8: Character Set (Second Time)
	212	*/
	213	if (aim_gettlv(innerlist, 0x00d8, 1))
	214	exchanges[curexchange-1].charset2 = aim_gettlv_str(innerlist, 0x00d8, 1);
	215	else
	216	exchanges[curexchange-1].charset2 = NULL;
	217
	218	/*
	219	* Type 0x00d9: Language (Second Time)
	220	*/
	221	if (aim_gettlv(innerlist, 0x00d9, 1))
	222	exchanges[curexchange-1].lang2 = aim_gettlv_str(innerlist, 0x00d9, 1);
	223	else
	224	exchanges[curexchange-1].lang2 = NULL;
	225
	226	aim_freetlvchain(&innerlist);
	227	}
	228
	229	/*
	230	* Call client.
	231	*/
	232	if ((userfunc = aim_callhandler(sess, command->conn, 0x000d, 0x0009)))
	233	ret = userfunc(sess, command, snac->type, maxrooms, curexchange, exchanges);
	234	curexchange--;
	235	while(curexchange >= 0)
	236	{
	237	if (exchanges[curexchange].name)
	238	free(exchanges[curexchange].name);
	239	if (exchanges[curexchange].charset1)
	240	free(exchanges[curexchange].charset1);
	241	if (exchanges[curexchange].lang1)
	242	free(exchanges[curexchange].lang1);
	243	if (exchanges[curexchange].charset2)
	244	free(exchanges[curexchange].charset2);
	245	if (exchanges[curexchange].lang2)
	246	free(exchanges[curexchange].lang2);
	247	curexchange--;
	248	}
	249	free(exchanges);
	250	aim_freetlvchain(&tlvlist);
	251
	252	break;
	253	}
	254	case 0x0003: /* request exchange info */
	255	faimdprintf(sess, 0, "chatnav_parse_info: resposne to exchange info\n");
	256	break;
	257	case 0x0004: /* request room info */
	258	faimdprintf(sess, 0, "chatnav_parse_info: response to room info\n");
	259	break;
	260	case 0x0005: /* request more room info */
	261	faimdprintf(sess, 0, "chatnav_parse_info: response to more room info\n");
	262	break;
	263	case 0x0006: /* request occupant list */
	264	faimdprintf(sess, 0, "chatnav_parse_info: response to occupant info\n");
	265	break;
	266	case 0x0007: /* search for a room */
	267	faimdprintf(sess, 0, "chatnav_parse_info: search results\n");
	268	break;
	269	case 0x0008: { /* create room */
	270	/*
	271	000d 0009 0000 0000 0010
	272
	273	0004 0053
	274	0004 -- exchange
	275	0c 7a 6f6f 6f6d 7a6f 6f6f 6d34 32 cookie/name
	276	0000 -- instance
	277	02 -- detail level
	278	0007 -- unknown!
	279	006a 000c 7a 6f 6f6f 6d7a 6f6f 6f6d 3432 -- fully qualified name
	280	00c9 0002 0011 -- flags
	281	00ca 0004 39c0 0883 -- create time
	282	00d1 0002 0200 -- max msg len
	283	00d2 0002 0018 -- max occupants
	284	00d3 000c -- name
	285	7a6f 6f6f 6d7a 6f6f 6f6d 3432
	286	00d5 0001 02 -- creation permission
	287	*/
	288	struct aim_tlvlist_t tlvlist, innerlist;
	289	char ck = NULL, fqcn = NULL, *name = NULL;
	290	unsigned short exchange = 0, instance = 0, unknown = 0, flags = 0, maxmsglen = 0, maxoccupancy = 0;
	291	unsigned long createtime = 0;
	292	unsigned char createperms = 0;
	293	int i, cklen;
	294	struct aim_tlv_t *bigblock;
	295
	296	i = 10;
	297	if (!(tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i))) {
	298	faimdprintf(sess, 0, "unable to read top tlv in create room response\n");
	299	break;
	300	}
	301
	302	if (!(bigblock = aim_gettlv(tlvlist, 0x0004, 1))) {
	303	faimdprintf(sess, 0, "no bigblock in top tlv in create room response\n");
	304	aim_freetlvchain(&tlvlist);
	305	break;
	306	}
	307	i = 0;
	308
	309	exchange = aimutil_get16(bigblock->value+i);
	310	i += 2;
	311
	312	cklen = aimutil_get8(bigblock->value+i);
	313	i++;
	314
	315	ck = malloc(cklen+1);
	316	memcpy(ck, bigblock->value+i, cklen);
	317	ck[cklen] = '\0';
	318	i += cklen;
	319
	320	instance = aimutil_get16(bigblock->value+i);
	321	i += 2;
	322
	323	if (aimutil_get8(bigblock->value+i) != 0x02) {
	324	faimdprintf(sess, 0, "unknown detaillevel in create room response (0x%02x)\n", aimutil_get8(bigblock->value+i));
	325	aim_freetlvchain(&tlvlist);
	326	free(ck);
	327	break;
	328	}
	329	i += 1;
	330
	331	unknown = aimutil_get16(bigblock->value+i);
	332	i += 2;
	333
	334	if (!(innerlist = aim_readtlvchain(bigblock->value+i, bigblock->length-i))) {
	335	faimdprintf(sess, 0, "unable to read inner tlv chain in create room response\n");
	336	aim_freetlvchain(&tlvlist);
	337	free(ck);
	338	break;
	339	}
	340
	341	if (aim_gettlv(innerlist, 0x006a, 1))
	342	fqcn = aim_gettlv_str(innerlist, 0x006a, 1);
	343
	344	if (aim_gettlv(innerlist, 0x00c9, 1))
	345	flags = aim_gettlv16(innerlist, 0x00c9, 1);
	346
	347	if (aim_gettlv(innerlist, 0x00ca, 1))
	348	createtime = aim_gettlv32(innerlist, 0x00ca, 1);
	349
	350	if (aim_gettlv(innerlist, 0x00d1, 1))
	351	maxmsglen = aim_gettlv16(innerlist, 0x00d1, 1);
	352
	353	if (aim_gettlv(innerlist, 0x00d2, 1))
	354	maxoccupancy = aim_gettlv16(innerlist, 0x00d2, 1);
	355
	356	if (aim_gettlv(innerlist, 0x00d3, 1))
	357	name = aim_gettlv_str(innerlist, 0x00d3, 1);
	358
	359	if (aim_gettlv(innerlist, 0x00d5, 1))
	360	createperms = aim_gettlv8(innerlist, 0x00d5, 1);
	361
	362	if ((userfunc = aim_callhandler(sess, command->conn, 0x000d, 0x0009))) {
	363	ret = userfunc(sess, command, snac->type, fqcn, instance, exchange, flags, createtime, maxmsglen, maxoccupancy, createperms, unknown, name, ck);
	364	}
	365
	366	if (ck)
	367	free(ck);
	368	if (name)
	369	free(name);
	370	if (fqcn)
	371	free(fqcn);
	372	aim_freetlvchain(&innerlist);
	373	aim_freetlvchain(&tlvlist);
	374
	375	break;
	376	}
	377	default: /* unknown */
	378	faimdprintf(sess, 0, "chatnav_parse_info: unknown request subtype (%04x)\n", snac->type);
	379	}
	380
	381	if (snac && snac->data)
	382	free(snac->data);
	383	if (snac)
	384	free(snac);
	385
	386	return ret;
	387	}
	388
	389	faim_export unsigned long aim_chatnav_createroom(struct aim_session_t *sess,
	390	struct aim_conn_t *conn,
	391	char *name,
	392	u_short exchange)
	393	{
	394	struct command_tx_struct *newpacket;
	395	int i;
	396
	397	if (!(newpacket = aim_tx_new(sess, conn, AIM_FRAMETYPE_OSCAR, 0x0002, 10+12+strlen("invite")+strlen(name))))
	398	return -1;
	399
	400	newpacket->lock = 1;
	401
	402	i = aim_putsnac(newpacket->data, 0x000d, 0x0008, 0x0000, sess->snac_nextid);
	403
	404	/* exchange */
	405	i+= aimutil_put16(newpacket->data+i, exchange);
	406
	407	/* room cookie */
	408	i+= aimutil_put8(newpacket->data+i, strlen("invite"));
	409	i+= aimutil_putstr(newpacket->data+i, "invite", strlen("invite"));
	410
	411	/* instance */
	412	i+= aimutil_put16(newpacket->data+i, 0xffff);
	413
	414	/* detail level */
	415	i+= aimutil_put8(newpacket->data+i, 0x01);
	416
	417	/* tlvcount */
	418	i+= aimutil_put16(newpacket->data+i, 0x0001);
	419
	420	/* room name */
	421	i+= aim_puttlv_str(newpacket->data+i, 0x00d3, strlen(name), name);
	422
	423	aim_cachesnac(sess, 0x000d, 0x0008, 0x0000, NULL, 0);
	424
	425	aim_tx_enqueue(sess, newpacket);
	426
	427	return sess->snac_nextid;
	428	}