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/*
SuperCollider real time audio synthesis system
Copyright (c) 2002 James McCartney. All rights reserved.
http://www.audiosynth.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _SC_ComPort_
#define _SC_ComPort_
#if defined (__APPLE__) && defined (__GNUC__)
#define USE_RENDEZVOUS
#endif
#include <sys/types.h>
#ifdef SC_WIN32
# include <winsock2.h>
#else
# include <sys/socket.h>
#endif
#include "OSC_Packet.h"
#include "SC_Sem.h"
//////////////////////////////////////////////////////////////////////////////////////////////////////////
class SC_CmdPort
{
protected:
pthread_t mThread;
struct World *mWorld;
void Start();
virtual ReplyFunc GetReplyFunc()=0;
public:
SC_CmdPort(struct World *inWorld);
virtual void* Run()=0;
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////
class SC_ComPort : public SC_CmdPort
{
protected:
int mPortNum;
int mSocket;
struct sockaddr_in mBindSockAddr;
#ifdef USE_RENDEZVOUS
pthread_t mRendezvousThread;
#endif
public:
SC_ComPort(struct World *inWorld, int inPortNum);
virtual ~SC_ComPort();
int Socket() { return mSocket; }
int PortNum() const { return mPortNum; }
#ifdef USE_RENDEZVOUS
// default implementation does nothing (this is correct for
// SC_TcpConnectionPort). Subclasses may override.
virtual void PublishToRendezvous() { };
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////
class SC_UdpInPort : public SC_ComPort
{
protected:
struct sockaddr_in mReplySockAddr;
virtual ReplyFunc GetReplyFunc();
public:
SC_UdpInPort(struct World *inWorld, int inPortNum);
~SC_UdpInPort();
int PortNum() const { return mPortNum; }
void* Run();
#ifdef USE_RENDEZVOUS
virtual void PublishToRendezvous();
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////
class SC_TcpInPort : public SC_ComPort
{
SC_Semaphore mConnectionAvailable;
int mBacklog;
protected:
virtual ReplyFunc GetReplyFunc();
public:
SC_TcpInPort(struct World *inWorld, int inPortNum, int inMaxConnections, int inBacklog);
virtual void* Run();
void ConnectionTerminated();
#ifdef USE_RENDEZVOUS
virtual void PublishToRendezvous();
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////
class SC_TcpConnectionPort : public SC_ComPort
{
SC_TcpInPort *mParent;
protected:
virtual ReplyFunc GetReplyFunc();
public:
SC_TcpConnectionPort(struct World *inWorld, SC_TcpInPort *inParent, int inSocket);
virtual ~SC_TcpConnectionPort();
virtual void* Run();
};
const int kPacketBufSize = 8192; // this seems to be the maximum size of a UDP packet
//////////////////////////////////////////////////////////////////////////////////////////////////////////
#endif
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