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game: fix expansion-gated GUIDs for movement handlers (FORCE_SPEED, FORCE_FLAG, KNOCK_BACK, other-player relayed moves)

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Kelsi 2026-03-09 23:58:15 -07:00
parent deea701222
commit 3d2bade521
1 changed files with 18 additions and 8 deletions
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26
src/game/game_handler.cpp
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@ -10997,8 +10997,10 @@ void GameHandler::dismount() {
void GameHandler::handleForceSpeedChange(network::Packet& packet, const char* name,
Opcode ackOpcode, float* speedStorage) {
// Packed GUID
uint64_t guid = UpdateObjectParser::readPackedGuid(packet);
// WotLK: packed GUID; TBC/Classic: full uint64
const bool fscTbcLike = isClassicLikeExpansion() || isActiveExpansion("tbc");
uint64_t guid = fscTbcLike
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
// uint32 counter
uint32_t counter = packet.readUInt32();
@ -11144,8 +11146,11 @@ void GameHandler::handleForceMoveRootState(network::Packet& packet, bool rooted)
void GameHandler::handleForceMoveFlagChange(network::Packet& packet, const char* name,
Opcode ackOpcode, uint32_t flag, bool set) {
if (packet.getSize() - packet.getReadPos() < 2) return;
uint64_t guid = UpdateObjectParser::readPackedGuid(packet);
// WotLK: packed GUID; TBC/Classic: full uint64
const bool fmfTbcLike = isClassicLikeExpansion() || isActiveExpansion("tbc");
if (packet.getSize() - packet.getReadPos() < (fmfTbcLike ? 8u : 2u)) return;
uint64_t guid = fmfTbcLike
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
if (packet.getSize() - packet.getReadPos() < 4) return;
uint32_t counter = packet.readUInt32();
@ -11200,8 +11205,11 @@ void GameHandler::handleForceMoveFlagChange(network::Packet& packet, const char*
}
void GameHandler::handleMoveKnockBack(network::Packet& packet) {
if (packet.getSize() - packet.getReadPos() < 2) return;
uint64_t guid = UpdateObjectParser::readPackedGuid(packet);
// WotLK: packed GUID; TBC/Classic: full uint64
const bool mkbTbc = isClassicLikeExpansion() || isActiveExpansion("tbc");
if (packet.getSize() - packet.getReadPos() < (mkbTbc ? 8u : 2u)) return;
uint64_t guid = mkbTbc
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
if (packet.getSize() - packet.getReadPos() < 20) return; // counter(4) + vcos(4) + vsin(4) + hspeed(4) + vspeed(4)
uint32_t counter = packet.readUInt32();
[[maybe_unused]] float vcos = packet.readFloat();
@ -11940,8 +11948,10 @@ void GameHandler::handleArenaError(network::Packet& packet) {
}
void GameHandler::handleOtherPlayerMovement(network::Packet& packet) {
// Server relays MSG_MOVE_* for other players: PackedGuid + MovementInfo
uint64_t moverGuid = UpdateObjectParser::readPackedGuid(packet);
// Server relays MSG_MOVE_* for other players: packed GUID (WotLK) or full uint64 (TBC/Classic)
const bool otherMoveTbc = isClassicLikeExpansion() || isActiveExpansion("tbc");
uint64_t moverGuid = otherMoveTbc
? packet.readUInt64() : UpdateObjectParser::readPackedGuid(packet);
if (moverGuid == playerGuid || moverGuid == 0) {
return; // Skip our own echoes
}