metacall/mc_stream-inl.hpp

75 lines
2.2 KiB
C++

//
// Copyright (c) 2011 Alex Yatskov
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
namespace metacall {
template <typename T>
Stream::State Stream::send(const T& packet) {
if (!socket_->connected()) {
return STATE_ERROR_CONNECTION;
}
Buffer buffTemp;
Serializer serializerTemp(&buffTemp);
serializerTemp.write(packet);
PacketHeader header;
header.magic = PACKET_CONST_MAGIC;
header.size = serializerTemp.offset();
header.id = T::Id;
Serializer serializer_send(&buffSend_);
serializer_send.write(header);
serializer_send.writeRaw(buffTemp.data(), buffTemp.bytes());
return STATE_READY;
}
template <typename T>
Stream::State Stream::receive(T* packet) {
PacketHeader header;
int headerSize = 0;
const State state = peek(&header, &headerSize);
if (state != STATE_READY) {
return state;
}
buffRecv_.removeFromFront(NULL, headerSize);
Deserializer deserializer(&buffRecv_);
const bool success =
deserializer.read(packet) &&
deserializer.offset() == static_cast<int>(header.size);
buffRecv_.removeFromFront(NULL, header.size);
return success ? STATE_READY : STATE_ERROR_PROTOCOL;
}
}