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networksystem/udp_socket.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#ifndef UDP_SOCKET_H
+#define UDP_SOCKET_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "tier1/netadr.h"
+#include "tier0/basetypes.h"
+
+class CUtlBuffer;
+
+// Creates a non-blocking UPD socket
+class CUDPSocket
+{
+public:
+	CUDPSocket();
+	~CUDPSocket();
+
+	bool Init( unsigned short bindToPort );
+	void Shutdown();
+
+	bool RecvFrom( netadr_t& packet_from, CUtlBuffer& data );
+	bool SendTo( const netadr_t &recipient, const CUtlBuffer& data  );
+	bool SendTo( const netadr_t &recipient, const byte *data, size_t datalength );
+
+	bool IsValid() const { return m_Socket != 0; }
+
+protected:
+	bool CreateSocket (void);
+
+	class CImpl;
+	CImpl				*m_pImpl;
+
+	netadr_t			m_socketIP;
+	unsigned int		m_Socket;
+	unsigned short		m_Port;
+};
+
+#endif // UDP_SOCKET_H