Method onReceiveStateRequestPacket

src/OpenLoco/src/Network/NetworkServer.cpp:147–184

}

void NetworkServer::onReceiveStateRequestPacket(Client& client, const RequestStatePacket& request)
{
    constexpr uint16_t kChunkSize = 4000;

    // Dump S5 data to stream
    MemoryStream ms;
    S5::exportGameStateToFile(ms, S5::SaveFlags::noWindowClose);

    // Append extra state
    ExtraState extra;
    extra.gameCommandIndex = _gameCommandIndex;
    extra.tick = ScenarioManager::getScenarioTicks();
    ms.write(&extra, sizeof(extra));

    RequestStateResponse response;
    response.cookie = request.cookie;
    response.totalSize = static_cast<uint32_t>(ms.getLength());
    response.numChunks = static_cast<uint16_t>((ms.getLength() + (kChunkSize - 1)) / kChunkSize);
    client.connection->sendPacket(response);

    uint32_t offset = 0;
    uint32_t remaining = response.totalSize;
    uint16_t index = 0;
    while (index < response.numChunks)
    {
        RequestStateResponseChunk chunk;
        chunk.cookie = request.cookie;
        chunk.index = index;
        chunk.offset = offset;
        chunk.dataSize = std::min<uint32_t>(kChunkSize, remaining - offset);
        std::memcpy(chunk.data, reinterpret_cast<const uint8_t*>(ms.data()) + offset, chunk.dataSize);

        client.connection->sendPacket(chunk);

        offset += chunk.dataSize;
        index++;
    }
}

void NetworkServer::onReceiveSendChatMessagePacket(Client& client, const SendChatMessage& packet)
{