int UDPSocket::ReceiveFrom( void* inToReceive, int inMaxLength, SocketAddress& outFromAddress )
{
socklen_t fromLength = outFromAddress.GetSize();
int readByteCount = recvfrom( mSocket,
static_cast< char* >( inToReceive ),
inMaxLength,
0, &outFromAddress.mSockAddr, &fromLength );
if( readByteCount >= 0 )
{
return readByteCount;
}
else
{
int error = SocketUtil::GetLastError();
if( error == WSAEWOULDBLOCK )
{
return 0;
}
else if( error == WSAECONNRESET )
{
//this can happen if a client closed and we haven't DC'd yet.
//this is the ICMP message being sent back saying the port on that computer is closed
LOG( "Connection reset from %s", outFromAddress.ToString().c_str() );
return -WSAECONNRESET;
}
else
{
SocketUtil::ReportError( "UDPSocket::ReceiveFrom" );
return -error;
}
}
}
//----------------------------------------------------------------------------
void SocketImpl::Bind6(const SocketAddress& address, bool reuseAddress,
bool ipV6Only)
{
#if defined(PX2_HAVE_IPV6)
if (address.GetFamily() != IPAddress::IPv6)
{
assertion(false, "SocketAddress must be an IPv6 address");
}
if (mSocket == PX2_INVALID_SOCKET)
{
Init(address.GetAF());
}
#ifdef IPV6_V6ONLY
SetOption(IPPROTO_IPV6, IPV6_V6ONLY, ipV6Only ? 1 : 0);
#else
if (ipV6Only)
{
assertion(false, "IPV6_V6ONLY not defined.");
}
#endif
if (reuseAddress)
{
SetReuseAddress(true);
SetReusePort(true);
}
int rc = ::bind(mSocket, address.GetAddr(), address.GetAddrLength());
if (rc != 0)
{
NetError::Error(address.ToString());
}
#else
assertion(false, "No IPv6 support available.\n");
#endif
}
void NetworkManagerServer::HandlePacketFromNewClient( InputMemoryBitStream& inInputStream, const SocketAddress& inFromAddress )
{
//read the beginning- is it a hello?
uint32_t packetType;
inInputStream.Read( packetType );
if( packetType == kHelloCC )
{
//read the name
string name;
inInputStream.Read( name );
ClientProxyPtr newClientProxy = std::make_shared< ClientProxy >( inFromAddress, name, mNewPlayerId++ );
mAddressToClientMap[ inFromAddress ] = newClientProxy;
mPlayerIdToClientMap[ newClientProxy->GetPlayerId() ] = newClientProxy;
//tell the server about this client, spawn a cat, etc...
//if we had a generic message system, this would be a good use for it...
//instead we'll just tell the server directly
static_cast< Server* > ( Engine::sInstance.get() )->HandleNewClient( newClientProxy );
//and welcome the client...
SendWelcomePacket( newClientProxy );
//and now init the replication manager with everything we know about!
for( const auto& pair: mNetworkIdToGameObjectMap )
{
newClientProxy->GetReplicationManagerServer().ReplicateCreate( pair.first, pair.second->GetAllStateMask() );
}
}
else
{
//bad incoming packet from unknown client- we're under attack!!
LOG( "Bad incoming packet from unknown client at socket %s", inFromAddress.ToString().c_str() );
}
}
//----------------------------------------------------------------------------
int SocketImpl::ConnectB(const SocketAddress& address,
const Timespan& timeout)
{
if (mSocket == PX2_INVALID_SOCKET)
{
Init(address.GetAF());
}
SetBlocking(false);
int rc = ::connect(mSocket, address.GetAddr(), address.GetAddrLength());
if (rc != 0)
{
int err = NetError::LastError();
if (err != PX2_EINPROGRESS && err != PX2_EWOULDBLOCK)
{
NetError::Error(err, address.ToString());
}
if (!Poll(timeout, SELECT_READ | SELECT_WRITE | SELECT_ERROR))
{
assertion(false, "connect timed out:%s", address.ToString());
}
err = GetSocketError();
if (err != 0)
{
NetError::Error(err);
}
}
SetBlocking(true);
return rc;
}
//----------------------------------------------------------------------------
void SocketImpl::Bind(const SocketAddress& address, bool reuseAddress)
{
if (mSocket == PX2_INVALID_SOCKET)
{
Init(address.GetAF());
}
if (reuseAddress)
{
SetReuseAddress(true);
SetReusePort(true);
}
int rc = ::bind(mSocket, address.GetAddr(), address.GetAddrLength());
if (rc != 0)
{
NetError::Error(address.ToString());
}
}
//----------------------------------------------------------------------------
int SocketImpl::ConnectNB(const SocketAddress& address)
{
if (mSocket == PX2_INVALID_SOCKET)
{
Init(address.GetAF());
}
SetBlocking(false);
int rc = ::connect(mSocket, address.GetAddr(), address.GetAddrLength());
if (rc != 0)
{
int err = NetError::LastError();
if (err != PX2_EINPROGRESS && err != PX2_EWOULDBLOCK)
{
NetError::Error(err, address.ToString());
}
}
return rc;
}
//----------------------------------------------------------------------------
int SocketImpl::ConnectB(const SocketAddress& address)
{
if (mSocket == PX2_INVALID_SOCKET)
{
Init(address.GetAF());
}
int rc;
do
{
System::SleepSeconds(0.1f);
rc = ::connect(mSocket, address.GetAddr(), address.GetAddrLength());
} while (rc != 0 && NetError::LastError() == PX2_EINTR);
if (rc != 0)
{
int err = NetError::LastError();
NetError::Error(err, address.ToString());
}
return rc;
}
void ShooterGame::Update(double dt)
{
SocketAddress socketAddress;
int recv;
do {
char data[1500] = { 0 };
recv = mSocket->RecvFrom(data, sizeof(data), socketAddress);
if (recv <= 0) continue;
std::string address = socketAddress.ToString();
ProcessMessage(address, std::string(data));
} while (recv >= 0);
mSendTime += dt;
if (mSendTime >= 0.2f) {
mSendTime = 0.0f;
if (MartEngine::Args::Get()[1] == "Server")
{
}
else
{
for (auto const & object : level->GetObjects())
{
if(object.second->GetName().compare(0, std::string("Bullet").length(), "Bullet") == 0)
{
MartEngine::GameObjectPtr bullet = object.second;
MartEngine::Vector3 a(bullet->GetRigidBody()->GetPosition() - MartEngine::Vector3(0.f, 0.5f, 0.f));
MartEngine::Vector3 b(mClientPlayer->GetRigidBody()->GetPosition());
MartEngine::Vector3 c(a - b);
float d2 = c.GetX()*c.GetX() + c.GetY()*c.GetY() + c.GetZ()*c.GetZ();
if (d2 < 1.0f)
{
mClientHP--;
bullet->GetRigidBody()->SetPosition(MartEngine::Vector3(0, 0, 0));
if (mClientHP == 0) {
int randX = (rand() % 100) - 50;
int randZ = (rand() % 100) - 50;
mClientPlayer->GetRigidBody()->SetPosition(MartEngine::Vector3(randX, 5.5f, randZ));
mClientHP = 3;
}
mClientPlayer->GetMeshComponent()->SetTexture(MartEngine::PngManager::Get().GetPngTexture("Health" + std::to_string(mClientHP) + ".png"));
}
}
}
for (auto const & messageQueue : mMessageQueue)
{
if (mClientPlayer == nullptr) break;
float x = mClientPlayer->GetTranslation().GetX();
float z = mClientPlayer->GetTranslation().GetZ();
float rx = mClientPlayer->GetRotation().GetVectorX();
float ry = mClientPlayer->GetRotation().GetVectorY();
float rz = mClientPlayer->GetRotation().GetVectorZ();
float rs = mClientPlayer->GetRotation().GetScalar();
char buffer[300] = { 0 };
sprintf_s(buffer, "Server_UpdatePlayerStats|%s|%f|%f|%d|%f|%f|%f|%f",mClientPlayer->GetName().c_str(),x,z,mClientHP,rx,ry,rz,rs);
messageQueue.second->Add(std::string(buffer) + "|" + mClientID);
}
}
for (auto const & messageQueue : mMessageQueue)
{
for (auto const & unacked : messageQueue.second->GetUnAcked()) {
std::string msg = std::to_string(unacked.first) + "|" + unacked.second;
SocketAddressPtr toAddr = messageQueue.first;
mSocket->SendTo(msg.c_str(), msg.length(), *toAddr.get());
}
}
}
}
std::string HttpAddress(const SocketAddress& address, bool secure) {
return (address.port() == HttpDefaultPort(secure))
? address.hostname() : address.ToString();
}
