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| #include "WorldSocket.hpp"
#include "Service.hpp"
#include <algorithm>
#include <string>
#include <iostream>
#include <typeinfo>
#include <stdexcept>
#include <string.h>
namespace Akhynia { namespace SDK { namespace Network {
/// Constructor
WorldSocket::WorldSocket()
: pHandler(0), pSocket(Base::Service::GetSingleton()->GetIoService()),
pListenSocket(0), pIsConnected(false), pIsServer(false), pListenOnceCheck(false)
{
Base::Service::GetSingleton()->Init();
}
/// Destructor
WorldSocket::~WorldSocket()
{
pPacketQueueMutex.lock();
while (pPacketQueue.empty() == false)
pPacketQueue.pop();
pPacketQueueMutex.unlock();
Disconnect();
if (pListenSocket != 0)
{
delete pListenSocket;
}
Base::Service::GetSingleton()->UnInit();
}
// ============================================================================================ //
/// Connect to a server
/// @param _Host : URL of server
void WorldSocket::Connect(IpAddress & _Host)
{
pRemoteHost = _Host;
pSocket.async_connect(_Host.GetEndPoint(), boost::bind(&WorldSocket::Async_Connect, this, boost::asio::placeholders::error));
}
/// Listen on a port
/// @param _Port : Port to listen
void WorldSocket::Listen(const int & _Port)
{
boost::system::error_code _Error;
pListenSocket = new boost::asio::ip::tcp::acceptor(Base::Service::GetSingleton()->GetIoService(), boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), _Port));
pPendingClient = new WorldSocket();
pListenSocket->async_accept(pPendingClient->pSocket, boost::bind(&WorldSocket::Async_Accept, this, boost::asio::placeholders::error));
pIsServer = true;
}
/// Disconnect to server
void WorldSocket::Disconnect()
{
if (pIsConnected == true)
{
pSocket.close();
}
else if (pIsServer == true)
{
pListenSocket->close();
}
}
// ============================================================================================ //
/// Send a packet
/// @param _Packet : Packet to send
void WorldSocket::Send(Packet * _Packet)
{
std::string _OutboundHeader;
std::string _OutboundData;
std::vector<boost::asio::const_buffer> _Buffers;
std::ostringstream _HeaderStream;
_HeaderStream << std::setw(8) << std::hex << _Packet->GetDataSize();
if (!_HeaderStream || _HeaderStream.str().size() != 8)
{
return ;
}
_OutboundHeader = _HeaderStream.str();
_OutboundData = _Packet->GetData();
_Buffers.push_back(boost::asio::buffer(_OutboundHeader));
_Buffers.push_back(boost::asio::buffer((void*)_Packet->GetData(), _Packet->GetDataSize()));
pSocket.async_send(_Buffers, boost::bind(&WorldSocket::Async_Send, this, boost::asio::placeholders::error));
}
/// Recv a packet
/// @return Packet
Packet WorldSocket::Receive()
{
if (pPacketQueue.empty() == true)
return Packet();
pPacketQueueMutex.lock();
Packet _Received = pPacketQueue.front();
pPacketQueue.pop();
pPacketQueueMutex.unlock();
return _Received;
}
/// Release a Network packer
/// @param _Packet : Packet to release
void WorldSocket::ReleasePacket(Packet & _Packet)
{
}
// ============================================================================================ //
/// Set the socket handler
/// @param Handler : New socket functions handler
void WorldSocket::SetSocketHandler(SocketHandler * _Handler)
{
this->pHandler = _Handler;
}
// ============================================================================================ //
/// Get the socket handler
/// @return The current socket handler
SocketHandler * WorldSocket::GetSocketHandler()
{
return this->pHandler;
}
// ============================================================================================ //
/// Async connect handle
void WorldSocket::Async_Connect(const boost::system::error_code& _Error)
{
Packet _Tmp;
if (!_Error)
{
pIsConnected = true;
_Tmp << OpCode(OPCODE_CONNECTION_REQUEST_ACCEPTED);
Logger::GetSingleton()->sLog("WorldSocket", "Connection request accepted to : %s:%d", pRemoteHost.GetEndPoint().address().to_string().c_str(), pRemoteHost.GetEndPoint().port());
if (pHandler)
pHandler->SocketHandle_ConnectionRequestAccepted(this);
StartRecursiveReceive();
}
else
{
pIsConnected = false;
_Tmp << OpCode(OPCODE_CONNECTION_REQUEST_FAILED);
Logger::GetSingleton()->sLog("WorldSocket", "Connection request failed to : %s:%d", pRemoteHost.GetEndPoint().address().to_string().c_str(), pRemoteHost.GetEndPoint().port());
if (pHandler)
pHandler->SocketHandle_ConnectionRequestFailed(this);
}
}
/// Async accept handle
void WorldSocket::Async_Accept(const boost::system::error_code& _Error)
{
Packet _Tmp;
if (!_Error)
{
if (pListenOnceCheck == false)
{
Logger::GetSingleton()->sLog("WorldSocket", "Listen start");
pListenOnceCheck = true;
if (pHandler)
pHandler->SocketHandle_ListenStart(this);
}
Logger::GetSingleton()->sLog("WorldSocket", "New client : %s:%d", pPendingClient->pSocket.remote_endpoint().address().to_string().c_str(), pPendingClient->pSocket.remote_endpoint().port());
pPendingClient->pIsConnected = true;
pPendingClient->StartRecursiveReceive();
if (pHandler)
pHandler->SocketHandle_NewClient(this, pPendingClient);
}
else
{
if (pListenOnceCheck == false)
{
Logger::GetSingleton()->eLog("WorldSocket", "Listen error");
pListenOnceCheck = true;
if (pHandler)
pHandler->SocketHandle_ListenError(this);
}
Logger::GetSingleton()->eLog("WorldSocket", "New client accept failed");
if (pHandler)
pHandler->SocketHandle_NewClientAcceptError(this);
}
pPendingClient = new WorldSocket();
pListenSocket->async_accept(pPendingClient->pSocket, boost::bind(&WorldSocket::Async_Accept, this, boost::asio::placeholders::error));
}
/// Async send handle
void WorldSocket::Async_Send(const boost::system::error_code& _Error)
{
if (_Error)
{
Logger::GetSingleton()->eLog("WorldSocket", "Send packet failed");
Disconnect();
if (pHandler)
pHandler->SocketHandle_ConnectionLostedOrDisconnected(this);
}
}
/// Async receive handle
void WorldSocket::Async_Receive(const boost::system::error_code& _Error, size_t _Received)
{
if (!_Error)
{
std::istringstream _Is(std::string(pInboundTcpHeader, 8));
pInboundTcpSize = 0;
if (!(_Is >> std::hex >> pInboundTcpSize))
{
return;
}
pInboundTcpData.resize(pInboundTcpSize);
boost::asio::async_read(pSocket, boost::asio::buffer(pInboundTcpData), boost::bind(&WorldSocket::Async_ReceiveData, this, boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred));
}
else
{
Logger::GetSingleton()->eLog("WorldSocket", "Receive packet failed");
Disconnect();
if (pHandler)
pHandler->SocketHandle_ConnectionLostedOrDisconnected(this);
}
}
/// Async receive handle
void WorldSocket::Async_ReceiveData(const boost::system::error_code& _Error, size_t _Received)
{
if (!_Error)
{
Packet _Packet;
_Packet.Append(&pInboundTcpData[0], pInboundTcpData.size());
pPacketQueueMutex.lock();
pPacketQueue.push(_Packet);
pPacketQueueMutex.unlock();
if(pHandler)
pHandler->SocketHandle_ReceivePacket(this);
if (pIsConnected == true)
StartRecursiveReceive();
}
else
{
Logger::GetSingleton()->eLog("WorldSocket", "Receive packet failed");
Disconnect();
if (pHandler)
pHandler->SocketHandle_ConnectionLostedOrDisconnected(this);
}
}
// ============================================================================================ //
/// Process a internal packet
/// @param _Packet : packet to process
void WorldSocket::InternalPacket(Packet * _Packet)
{
}
/// Loop of async_recv
void WorldSocket::StartRecursiveReceive()
{
if (pIsConnected == true)
boost::asio::async_read(pSocket, boost::asio::buffer(pInboundTcpHeader), boost::bind(&WorldSocket::Async_Receive, this, boost::asio::placeholders::error, boost::asio::placeholders::bytes_transferred));
}
} // Network
} // SDK
} // Akhynia |
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