C++ (Cpp) ClientPktHeader::IsValidSizeの例

コード例 #1

ファイル: WorldSocket.cpp プロジェクト: chaosua/battlecore

bool WorldSocket::ReadHeaderHandler()
{
    ASSERT(_headerBuffer.GetActiveSize() == sizeof(ClientPktHeader));

    _authCrypt.DecryptRecv(_headerBuffer.GetReadPointer(), sizeof(ClientPktHeader));

    ClientPktHeader* header = reinterpret_cast<ClientPktHeader*>(_headerBuffer.GetReadPointer());
    EndianConvertReverse(header->size);
    EndianConvert(header->cmd);

    if (!header->IsValidSize() || !header->IsValidOpcode())
    {
        if (_worldSession)
        {
            Player* player = _worldSession->GetPlayer();
            TC_LOG_ERROR("network", "WorldSocket::ReadHeaderHandler(): client (account: %u, char [GUID: %u, name: %s]) sent malformed packet (size: %hu, cmd: %u)",
                _worldSession->GetAccountId(), player ? player->GetGUIDLow() : 0, player ? player->GetName().c_str() : "<none>", header->size, header->cmd);
        }
        else
            TC_LOG_ERROR("network", "WorldSocket::ReadHeaderHandler(): client %s sent malformed packet (size: %hu, cmd: %u)",
                GetRemoteIpAddress().to_string().c_str(), header->size, header->cmd);

        CloseSocket();
        return false;
    }

    header->size -= sizeof(header->cmd);
    _packetBuffer.Resize(header->size);
    return true;
}

コード例 #2

ファイル: WorldSocket.cpp プロジェクト: cooler-SAI/ElunaTrinityWotlk

bool WorldSocket::ReadHeaderHandler()
{
    ASSERT(_headerBuffer.GetActiveSize() == sizeof(ClientPktHeader));

    _authCrypt.DecryptRecv(_headerBuffer.GetReadPointer(), sizeof(ClientPktHeader));

    ClientPktHeader* header = reinterpret_cast<ClientPktHeader*>(_headerBuffer.GetReadPointer());
    EndianConvertReverse(header->size);
    EndianConvert(header->cmd);

    if (!header->IsValidSize() || !header->IsValidOpcode())
    {
        TC_LOG_ERROR("network", "WorldSocket::ReadHeaderHandler(): client %s sent malformed packet (size: %hu, cmd: %u)",
            GetRemoteIpAddress().to_string().c_str(), header->size, header->cmd);
        return false;
    }

    header->size -= sizeof(header->cmd);
    _packetBuffer.Resize(header->size);
    return true;
}