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/*
 * Copyright (C) 2007-2019 Xagasoft, All rights reserved.
 *
 * This file is part of the libbu++ library and is released under the
 * terms of the license contained in the file LICENSE.
 */
#ifndef WIN32 //not on windows

#ifndef BU_UDP_SOCKET_H
#define BU_UDP_SOCKET_H

#include <stdint.h>

#include "bu/stream.h"

namespace Bu
{
    subExceptionDecl( UdpSocketException );

    class UdpSocket : public Stream
    {
    public:
        UdpSocket( int iUdpSocket );
        UdpSocket( const Bu::String &sAddr, int iPort, int iFlags );
        virtual ~UdpSocket();

        typedef uint32_t addr;

        static Bu::String addrToStr( const addr &a );

        virtual void close();
        virtual Bu::size read( void *pBuf, Bu::size nBytes );
        virtual Bu::size read( void *pBuf, Bu::size nBytes,
                addr &sHost, int &iPort );
        virtual Bu::size write( const void *pBuf, Bu::size nBytes );
        using Stream::write;

        virtual Bu::size tell();
        virtual void seek( Bu::size offset );
        virtual void setPos( Bu::size pos );
        virtual void setPosEnd( Bu::size pos );
        virtual bool isEos();
        virtual bool isOpen();

        virtual void flush();

        virtual bool canRead();
        virtual bool canWrite();

        virtual bool isReadable();
        virtual bool isWritable();
        virtual bool isSeekable();

        virtual bool isBlocking();
        virtual void setBlocking( bool bBlocking=true );

        virtual void setSize( Bu::size iSize );

        enum {
            // Flags
            Read        = 0x01, ///< Open udp socket for reading
            Write       = 0x02, ///< Open udp socket for writing
            ReadWrite   = 0x03, ///< Open for both read and write
            Broadcast   = 0x04, ///< Open for broadcast
        };

        virtual size getSize() const;
        virtual size getBlockSize() const;
        virtual Bu::String getLocation() const;

    private:
#ifdef WIN32
        unsigned int iUdpSocket;
#else
        int iUdpSocket;
#endif
        void *paTarget;
        bool bBound;
    };
};

#endif

#endif