/*
* This is all there is to it.
*
* The message is probably HTML.
*
*/
static int parsepopup(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_rxcallback_t userfunc;
aim_tlvlist_t *tl;
int ret = 0;
char *msg, *url;
fu16_t width, height, delay;
tl = aim_readtlvchain(bs);
msg = aim_gettlv_str(tl, 0x0001, 1);
url = aim_gettlv_str(tl, 0x0002, 1);
width = aim_gettlv16(tl, 0x0003, 1);
height = aim_gettlv16(tl, 0x0004, 1);
delay = aim_gettlv16(tl, 0x0005, 1);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, msg, url, width, height, delay);
aim_freetlvchain(&tl);
free(msg);
free(url);
return ret;
}
/* Subtype 0x0003 - BOS Rights. */
static int rights(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_rxcallback_t userfunc;
aim_tlvlist_t *tlvlist;
fu16_t maxpermits = 0, maxdenies = 0;
int ret = 0;
/*
* TLVs follow
*/
tlvlist = aim_readtlvchain(bs);
/*
* TLV type 0x0001: Maximum number of buddies on permit list.
*/
if (aim_gettlv(tlvlist, 0x0001, 1))
maxpermits = aim_gettlv16(tlvlist, 0x0001, 1);
/*
* TLV type 0x0002: Maximum number of buddies on deny list.
*/
if (aim_gettlv(tlvlist, 0x0002, 1))
maxdenies = aim_gettlv16(tlvlist, 0x0002, 1);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, maxpermits, maxdenies);
aim_freetlvchain(&tlvlist);
return ret;
}
static int negchan_middle(aim_session_t *sess, aim_frame_t *fr)
{
aim_tlvlist_t *tlvlist;
char *msg = NULL;
fu16_t code = 0;
aim_rxcallback_t userfunc;
int ret = 1;
if (aim_bstream_empty(&fr->data) == 0) {
/* XXX should do something with this */
return 1;
}
/* Used only by the older login protocol */
/* XXX remove this special case? */
if (fr->conn->type == AIM_CONN_TYPE_AUTH)
return consumenonsnac(sess, fr, 0x0017, 0x0003);
tlvlist = aim_readtlvchain(&fr->data);
if (aim_gettlv(tlvlist, 0x0009, 1))
code = aim_gettlv16(tlvlist, 0x0009, 1);
if (aim_gettlv(tlvlist, 0x000b, 1))
msg = aim_gettlv_str(tlvlist, 0x000b, 1);
if ((userfunc = aim_callhandler(sess, fr->conn, AIM_CB_FAM_SPECIAL, AIM_CB_SPECIAL_CONNERR)))
ret = userfunc(sess, fr, code, msg);
aim_freetlvchain(&tlvlist);
free(msg);
return ret;
}
/*
* Subtype 0x0003 - Rights.
*
*/
static int rights(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx,
aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_rxcallback_t userfunc;
aim_tlvlist_t *tlvlist;
fu16_t maxbuddies = 0, maxwatchers = 0;
int ret = 0;
/*
* TLVs follow
*/
tlvlist = aim_readtlvchain(bs);
/*
* TLV type 0x0001: Maximum number of buddies.
*/
if (aim_gettlv(tlvlist, 0x0001, 1))
maxbuddies = aim_gettlv16(tlvlist, 0x0001, 1);
/*
* TLV type 0x0002: Maximum number of watchers.
*
* Watchers are other users who have you on their buddy
* list. (This is called the "reverse list" by a certain
* other IM protocol.)
*
*/
if (aim_gettlv(tlvlist, 0x0002, 1))
maxwatchers = aim_gettlv16(tlvlist, 0x0002, 1);
/*
* TLV type 0x0003: Unknown.
*
* ICQ only?
*/
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family,
snac->subtype)))
ret = userfunc(sess, rx, maxbuddies, maxwatchers);
aim_freetlvchain(&tlvlist);
return ret;
}
/*
* Normally contains:
* t(0001) - short containing max profile length (value = 1024)
* t(0002) - short - unknown (value = 16) [max MIME type length?]
* t(0003) - short - unknown (value = 10)
*/
static int rights(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_tlvlist_t *tlvlist;
aim_rxcallback_t userfunc;
int ret = 0;
fu16_t maxsiglen = 0;
tlvlist = aim_readtlvchain(bs);
if (aim_gettlv(tlvlist, 0x0001, 1))
maxsiglen = aim_gettlv16(tlvlist, 0x0001, 1);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, maxsiglen);
aim_freetlvchain(&tlvlist);
return ret;
}
/*
* This is sent back as a general response to the login command.
* It can be either an error or a success, depending on the
* precense of certain TLVs.
*
* The client should check the value passed as errorcode. If
* its nonzero, there was an error.
*
*/
static int parse(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_tlvlist_t *tlvlist;
aim_rxcallback_t userfunc;
struct aim_authresp_info info;
int ret = 0;
memset(&info, 0, sizeof(info));
/*
* Read block of TLVs. All further data is derived
* from what is parsed here.
*/
tlvlist = aim_readtlvchain(bs);
/*
* No matter what, we should have a screen name.
*/
memset(sess->sn, 0, sizeof(sess->sn));
if (aim_gettlv(tlvlist, 0x0001, 1)) {
info.sn = aim_gettlv_str(tlvlist, 0x0001, 1);
strncpy(sess->sn, info.sn, sizeof(sess->sn));
}
/*
* Check for an error code. If so, we should also
* have an error url.
*/
if (aim_gettlv(tlvlist, 0x0008, 1)) {
info.errorcode = aim_gettlv16(tlvlist, 0x0008, 1);
}
if (aim_gettlv(tlvlist, 0x0004, 1)) {
info.errorurl = aim_gettlv_str(tlvlist, 0x0004, 1);
}
/*
* BOS server address.
*/
if (aim_gettlv(tlvlist, 0x0005, 1)) {
info.bosip = aim_gettlv_str(tlvlist, 0x0005, 1);
}
/*
* Authorization cookie.
*/
if (aim_gettlv(tlvlist, 0x0006, 1)) {
aim_tlv_t *tmptlv;
tmptlv = aim_gettlv(tlvlist, 0x0006, 1);
info.cookie = tmptlv->value;
}
/*
* The email address attached to this account
* Not available for ICQ logins.
*/
if (aim_gettlv(tlvlist, 0x0011, 1)) {
info.email = aim_gettlv_str(tlvlist, 0x0011, 1);
}
/*
* The registration status. (Not real sure what it means.)
* Not available for ICQ logins.
*
* 1 = No disclosure
* 2 = Limited disclosure
* 3 = Full disclosure
*
* This has to do with whether your email address is available
* to other users or not. AFAIK, this feature is no longer used.
*
*/
if (aim_gettlv(tlvlist, 0x0013, 1)) {
info.regstatus = aim_gettlv16(tlvlist, 0x0013, 1);
}
if (aim_gettlv(tlvlist, 0x0040, 1)) {
info.latestbeta.build = aim_gettlv32(tlvlist, 0x0040, 1);
}
if (aim_gettlv(tlvlist, 0x0041, 1)) {
info.latestbeta.url = aim_gettlv_str(tlvlist, 0x0041, 1);
}
if (aim_gettlv(tlvlist, 0x0042, 1)) {
info.latestbeta.info = aim_gettlv_str(tlvlist, 0x0042, 1);
}
if (aim_gettlv(tlvlist, 0x0043, 1)) {
info.latestbeta.name = aim_gettlv_str(tlvlist, 0x0043, 1);
}
if (aim_gettlv(tlvlist, 0x0048, 1)) {
; /* no idea what this is */
}
if (aim_gettlv(tlvlist, 0x0044, 1)) {
info.latestrelease.build = aim_gettlv32(tlvlist, 0x0044, 1);
}
if (aim_gettlv(tlvlist, 0x0045, 1)) {
info.latestrelease.url = aim_gettlv_str(tlvlist, 0x0045, 1);
}
if (aim_gettlv(tlvlist, 0x0046, 1)) {
info.latestrelease.info = aim_gettlv_str(tlvlist, 0x0046, 1);
}
if (aim_gettlv(tlvlist, 0x0047, 1)) {
info.latestrelease.name = aim_gettlv_str(tlvlist, 0x0047, 1);
}
if (aim_gettlv(tlvlist, 0x0049, 1)) {
; /* no idea what this is */
}
if ((userfunc = aim_callhandler(sess, rx->conn, snac ? snac->family : 0x0017, snac ? snac->subtype : 0x0003))) {
ret = userfunc(sess, rx, &info);
}
g_free(info.sn);
g_free(info.bosip);
g_free(info.errorurl);
g_free(info.email);
g_free(info.latestrelease.name);
g_free(info.latestrelease.url);
g_free(info.latestrelease.info);
g_free(info.latestbeta.name);
g_free(info.latestbeta.url);
g_free(info.latestbeta.info);
aim_freetlvchain(&tlvlist);
return ret;
}
static int parseinfo_perms(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs, aim_snac_t *snac2)
{
aim_rxcallback_t userfunc;
int ret = 0;
struct aim_chat_exchangeinfo *exchanges = NULL;
int curexchange;
aim_tlv_t *exchangetlv;
fu8_t maxrooms = 0;
aim_tlvlist_t *tlvlist, *innerlist;
tlvlist = aim_readtlvchain(bs);
/*
* 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.
*
*/
for (curexchange = 0; ((exchangetlv = aim_gettlv(tlvlist, 0x0003, curexchange+1))); ) {
aim_bstream_t tbs;
aim_bstream_init(&tbs, exchangetlv->value, exchangetlv->length);
curexchange++;
exchanges = realloc(exchanges, curexchange * sizeof(struct aim_chat_exchangeinfo));
/* exchange number */
exchanges[curexchange-1].number = aimbs_get16(&tbs);
innerlist = aim_readtlvchain(&tbs);
/*
* Type 0x000a: Unknown.
*
* Usually three bytes: 0x0114 (exchange 1) or 0x010f (others).
*
*/
if (aim_gettlv(innerlist, 0x000a, 1))
;
/*
* 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)) {
fu16_t classperms;
classperms = aim_gettlv16(innerlist, 0x0002, 1);
faimdprintf(sess, 1, "faim: class permissions %x\n", classperms);
}
/*
* Type 0x00c9: Flags
*
* 1 Evilable
* 2 Nav Only
* 4 Instancing Allowed
* 8 Occupant Peek Allowed
*
*/
if (aim_gettlv(innerlist, 0x00c9, 1))
exchanges[curexchange-1].flags = aim_gettlv16(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 Description
*/
if (aim_gettlv(innerlist, 0x00d3, 1))
exchanges[curexchange-1].name = aim_gettlv_str(innerlist, 0x00d3, 1);
else
exchanges[curexchange-1].name = NULL;
/*
* Type 0x00d4: Exchange Description URL
*/
if (aim_gettlv(innerlist, 0x00d4, 1))
;
/*
* Type 0x00d5: Creation Permissions
*
* 0 Creation not allowed
* 1 Room creation allowed
* 2 Exchange creation allowed
*
*/
if (aim_gettlv(innerlist, 0x00d5, 1)) {
fu8_t 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;
/*
* Type 0x00da: Unknown
*/
if (aim_gettlv(innerlist, 0x00da, 1))
;
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);
for (curexchange--; curexchange >= 0; curexchange--) {
free(exchanges[curexchange].name);
free(exchanges[curexchange].charset1);
free(exchanges[curexchange].lang1);
free(exchanges[curexchange].charset2);
free(exchanges[curexchange].lang2);
}
free(exchanges);
aim_freetlvchain(&tlvlist);
return ret;
}
static int parseinfo_create(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs, aim_snac_t *snac2)
{
aim_rxcallback_t userfunc;
aim_tlvlist_t *tlvlist, *innerlist;
char *ck = NULL, *fqcn = NULL, *name = NULL;
fu16_t exchange = 0, instance = 0, unknown = 0, flags = 0, maxmsglen = 0, maxoccupancy = 0;
fu32_t createtime = 0;
fu8_t createperms = 0, detaillevel;
int cklen;
aim_tlv_t *bigblock;
int ret = 0;
aim_bstream_t bbbs;
tlvlist = aim_readtlvchain(bs);
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;
}
aim_bstream_init(&bbbs, bigblock->value, bigblock->length);
exchange = aimbs_get16(&bbbs);
cklen = aimbs_get8(&bbbs);
ck = aimbs_getstr(&bbbs, cklen);
instance = aimbs_get16(&bbbs);
detaillevel = aimbs_get8(&bbbs);
if (detaillevel != 0x02) {
faimdprintf(sess, 0, "unknown detaillevel in create room response (0x%02x)\n", detaillevel);
aim_freetlvchain(&tlvlist);
free(ck);
return 0;
}
unknown = aimbs_get16(&bbbs);
innerlist = aim_readtlvchain(&bbbs);
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;
}
/*
* General room information. Lots of stuff.
*
* Values I know are in here but I havent attached
* them to any of the 'Unknown's:
* - Language (English)
*
* SNAC 000e/0002
*/
static int infoupdate(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, aim_bstream_t *bs)
{
aim_userinfo_t *userinfo = NULL;
aim_rxcallback_t userfunc;
int ret = 0;
int usercount = 0;
fu8_t detaillevel = 0;
char *roomname = NULL;
struct aim_chat_roominfo roominfo;
fu16_t tlvcount = 0;
aim_tlvlist_t *tlvlist;
char *roomdesc = NULL;
fu16_t flags = 0;
fu32_t creationtime = 0;
fu16_t maxmsglen = 0, maxvisiblemsglen = 0;
fu16_t unknown_d2 = 0, unknown_d5 = 0;
aim_chat_readroominfo(bs, &roominfo);
detaillevel = aimbs_get8(bs);
if (detaillevel != 0x02) {
faimdprintf(sess, 0, "faim: chat_roomupdateinfo: detail level %d not supported\n", detaillevel);
return 1;
}
tlvcount = aimbs_get16(bs);
/*
* Everything else are TLVs.
*/
tlvlist = aim_readtlvchain(bs);
/*
* TLV type 0x006a is the room name in Human Readable Form.
*/
if (aim_gettlv(tlvlist, 0x006a, 1))
roomname = aim_gettlv_str(tlvlist, 0x006a, 1);
/*
* Type 0x006f: Number of occupants.
*/
if (aim_gettlv(tlvlist, 0x006f, 1))
usercount = aim_gettlv16(tlvlist, 0x006f, 1);
/*
* Type 0x0073: Occupant list.
*/
if (aim_gettlv(tlvlist, 0x0073, 1)) {
int curoccupant = 0;
aim_tlv_t *tmptlv;
aim_bstream_t occbs;
tmptlv = aim_gettlv(tlvlist, 0x0073, 1);
/* Allocate enough userinfo structs for all occupants */
userinfo = calloc(usercount, sizeof(aim_userinfo_t));
aim_bstream_init(&occbs, tmptlv->value, tmptlv->length);
while (curoccupant < usercount)
aim_extractuserinfo(sess, &occbs, &userinfo[curoccupant++]);
}
/*
* Type 0x00c9: Flags. (AIM_CHATROOM_FLAG)
*/
if (aim_gettlv(tlvlist, 0x00c9, 1))
flags = aim_gettlv16(tlvlist, 0x00c9, 1);
/*
* Type 0x00ca: Creation time (4 bytes)
*/
if (aim_gettlv(tlvlist, 0x00ca, 1))
creationtime = aim_gettlv32(tlvlist, 0x00ca, 1);
/*
* Type 0x00d1: Maximum Message Length
*/
if (aim_gettlv(tlvlist, 0x00d1, 1))
maxmsglen = aim_gettlv16(tlvlist, 0x00d1, 1);
/*
* Type 0x00d2: Unknown. (2 bytes)
*/
if (aim_gettlv(tlvlist, 0x00d2, 1))
unknown_d2 = aim_gettlv16(tlvlist, 0x00d2, 1);
/*
* Type 0x00d3: Room Description
*/
if (aim_gettlv(tlvlist, 0x00d3, 1))
roomdesc = aim_gettlv_str(tlvlist, 0x00d3, 1);
/*
* Type 0x000d4: Unknown (flag only)
*/
if (aim_gettlv(tlvlist, 0x000d4, 1))
;
/*
* Type 0x00d5: Unknown. (1 byte)
*/
if (aim_gettlv(tlvlist, 0x00d5, 1))
unknown_d5 = aim_gettlv8(tlvlist, 0x00d5, 1);
/*
* Type 0x00d6: Encoding 1 ("us-ascii")
*/
if (aim_gettlv(tlvlist, 0x000d6, 1))
;
/*
* Type 0x00d7: Language 1 ("en")
*/
if (aim_gettlv(tlvlist, 0x000d7, 1))
;
/*
* Type 0x00d8: Encoding 2 ("us-ascii")
*/
if (aim_gettlv(tlvlist, 0x000d8, 1))
;
/*
* Type 0x00d9: Language 2 ("en")
*/
if (aim_gettlv(tlvlist, 0x000d9, 1))
;
/*
* Type 0x00da: Maximum visible message length
*/
if (aim_gettlv(tlvlist, 0x000da, 1))
maxvisiblemsglen = aim_gettlv16(tlvlist, 0x00da, 1);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype))) {
ret = userfunc(sess,
rx,
&roominfo,
roomname,
usercount,
userinfo,
roomdesc,
flags,
creationtime,
maxmsglen,
unknown_d2,
unknown_d5,
maxvisiblemsglen);
}
free(roominfo.name);
free(userinfo);
free(roomname);
free(roomdesc);
aim_freetlvchain(&tlvlist);
return ret;
}
static int incomingim_ch2(aim_session_t *sess, aim_module_t *mod, aim_frame_t *rx, aim_modsnac_t *snac, guint16 channel, aim_userinfo_t *userinfo, aim_tlvlist_t *tlvlist, guint8 *cookie)
{
aim_rxcallback_t userfunc;
aim_tlv_t *block1, *servdatatlv;
aim_tlvlist_t *list2;
struct aim_incomingim_ch2_args args;
aim_bstream_t bbs, sdbs, *sdbsptr = NULL;
guint8 *cookie2;
int ret = 0;
char clientip1[30] = {""};
char clientip2[30] = {""};
char verifiedip[30] = {""};
memset(&args, 0, sizeof(args));
/*
* There's another block of TLVs embedded in the type 5 here.
*/
block1 = aim_gettlv(tlvlist, 0x0005, 1);
aim_bstream_init(&bbs, block1->value, block1->length);
/*
* First two bytes represent the status of the connection.
*
* 0 is a request, 1 is a deny (?), 2 is an accept
*/
args.status = aimbs_get16(&bbs);
/*
* Next comes the cookie. Should match the ICBM cookie.
*/
cookie2 = aimbs_getraw(&bbs, 8);
if (memcmp(cookie, cookie2, 8) != 0)
imcb_error(sess->aux_data, "rend: warning cookies don't match!");
memcpy(args.cookie, cookie2, 8);
g_free(cookie2);
/*
* The next 16bytes are a capability block so we can
* identify what type of rendezvous this is.
*/
args.reqclass = aim_getcap(sess, &bbs, 0x10);
/*
* What follows may be TLVs or nothing, depending on the
* purpose of the message.
*
* Ack packets for instance have nothing more to them.
*/
list2 = aim_readtlvchain(&bbs);
/*
* IP address from the perspective of the client.
*/
if (aim_gettlv(list2, 0x0002, 1)) {
aim_tlv_t *iptlv;
iptlv = aim_gettlv(list2, 0x0002, 1);
g_snprintf(clientip1, sizeof(clientip1), "%d.%d.%d.%d",
aimutil_get8(iptlv->value+0),
aimutil_get8(iptlv->value+1),
aimutil_get8(iptlv->value+2),
aimutil_get8(iptlv->value+3));
}
/*
* Secondary IP address from the perspective of the client.
*/
if (aim_gettlv(list2, 0x0003, 1)) {
aim_tlv_t *iptlv;
iptlv = aim_gettlv(list2, 0x0003, 1);
g_snprintf(clientip2, sizeof(clientip2), "%d.%d.%d.%d",
aimutil_get8(iptlv->value+0),
aimutil_get8(iptlv->value+1),
aimutil_get8(iptlv->value+2),
aimutil_get8(iptlv->value+3));
}
/*
* Verified IP address (from the perspective of Oscar).
*
* This is added by the server.
*/
if (aim_gettlv(list2, 0x0004, 1)) {
aim_tlv_t *iptlv;
iptlv = aim_gettlv(list2, 0x0004, 1);
g_snprintf(verifiedip, sizeof(verifiedip), "%d.%d.%d.%d",
aimutil_get8(iptlv->value+0),
aimutil_get8(iptlv->value+1),
aimutil_get8(iptlv->value+2),
aimutil_get8(iptlv->value+3));
}
/*
* Port number for something.
*/
if (aim_gettlv(list2, 0x0005, 1))
args.port = aim_gettlv16(list2, 0x0005, 1);
/*
* Error code.
*/
if (aim_gettlv(list2, 0x000b, 1))
args.errorcode = aim_gettlv16(list2, 0x000b, 1);
/*
* Invitation message / chat description.
*/
if (aim_gettlv(list2, 0x000c, 1))
args.msg = aim_gettlv_str(list2, 0x000c, 1);
/*
* Character set.
*/
if (aim_gettlv(list2, 0x000d, 1))
args.encoding = aim_gettlv_str(list2, 0x000d, 1);
/*
* Language.
*/
if (aim_gettlv(list2, 0x000e, 1))
args.language = aim_gettlv_str(list2, 0x000e, 1);
/* Unknown -- two bytes = 0x0001 */
if (aim_gettlv(list2, 0x000a, 1))
;
/* Unknown -- no value */
if (aim_gettlv(list2, 0x000f, 1))
;
if (strlen(clientip1))
args.clientip = (char *)clientip1;
if (strlen(clientip2))
args.clientip2 = (char *)clientip2;
if (strlen(verifiedip))
args.verifiedip = (char *)verifiedip;
/*
* This is must be present in PROPOSALs, but will probably not
* exist in CANCELs and ACCEPTs.
*
* Service Data blocks are module-specific in format.
*/
if ((servdatatlv = aim_gettlv(list2, 0x2711 /* 10001 */, 1))) {
aim_bstream_init(&sdbs, servdatatlv->value, servdatatlv->length);
sdbsptr = &sdbs;
}
if (args.reqclass & AIM_CAPS_ICQSERVERRELAY)
incomingim_ch2_icqserverrelay(sess, mod, rx, snac, userinfo, &args, sdbsptr);
else if (args.reqclass & AIM_CAPS_CHAT)
incomingim_ch2_chat(sess, mod, rx, snac, userinfo, &args, sdbsptr);
if ((userfunc = aim_callhandler(sess, rx->conn, snac->family, snac->subtype)))
ret = userfunc(sess, rx, channel, userinfo, &args);
if (args.destructor)
((ch2_args_destructor_t)args.destructor)(sess, &args);
g_free((char *)args.msg);
g_free((char *)args.encoding);
g_free((char *)args.language);
aim_freetlvchain(&list2);
return ret;
}
