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fix: harden turtle movement parsing and warden fallback

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This commit is contained in:
Kelsi 2026-03-14 22:18:28 -07:00
parent f44ef7b9ea
commit eea3784976
3 changed files with 91 additions and 29 deletions
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33
src/game/packet_parsers_classic.cpp
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@ -1818,6 +1818,39 @@ bool TurtlePacketParsers::parseMonsterMove(network::Packet& packet, MonsterMoveD
return true;
}
auto looksLikeWotlkMonsterMove = [&](network::Packet& probe) -> bool {
const size_t probeStart = probe.getReadPos();
uint64_t guid = UpdateObjectParser::readPackedGuid(probe);
if (guid == 0) {
probe.setReadPos(probeStart);
return false;
}
if (probe.getReadPos() >= probe.getSize()) {
probe.setReadPos(probeStart);
return false;
}
uint8_t unk = probe.readUInt8();
if (unk > 1) {
probe.setReadPos(probeStart);
return false;
}
if (probe.getReadPos() + 12 + 4 + 1 > probe.getSize()) {
probe.setReadPos(probeStart);
return false;
}
probe.readFloat(); probe.readFloat(); probe.readFloat(); // xyz
probe.readUInt32(); // splineId
uint8_t moveType = probe.readUInt8();
probe.setReadPos(probeStart);
return moveType >= 1 && moveType <= 4;
};
packet.setReadPos(start);
if (!looksLikeWotlkMonsterMove(packet)) {
packet.setReadPos(start);
return false;
}
packet.setReadPos(start);
if (MonsterMoveParser::parse(packet, data)) {
LOG_DEBUG("[Turtle] SMSG_MONSTER_MOVE parsed via WotLK fallback layout");