ByteOutBuffer.h

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// $Id: ByteOutBuffer.h 127 2006-05-13 15:30:07Z bingmann $

#ifndef VGS_ByteOutBuffer_H
#define VGS_ByteOutBuffer_H

#include <stdlib.h>
#include <assert.h>

#include <utility>

#include "ByteBuffer.h"

namespace VGServer {

class ByteOutBuffer
{
protected:
    ByteBuffer  &buff;

public:
    inline ByteOutBuffer(ByteBuffer &_buff)
        : buff(_buff)
    {
    }

    inline ByteOutBuffer(const ByteOutBuffer &o)
        : buff(o.buff)
    {
    }

    void appendBytes(const void *data, size_t len);

    inline void appendByteBuffer(const ByteBuffer &bb)
    { appendBytes(bb.data(), bb.size()); }

    inline void appendString(const std::string &s)
    { appendBytes(s.data(), s.size()); }

    template <class T>
    inline void append(T item)
    {
        if (buff.size() + sizeof(T) > buff.buffsize()) buff.grow(buff.size() + sizeof(T));

        *reinterpret_cast<T*>(buff.data() + buff.size()) = item;
        buff.set_size(buff.size() + sizeof(T));
    }

    // *** Functions with fixed append size

    inline void append_8(char c)
    { append<char>(c); }

    inline void append_16(short s)
    { append<short>(s); }

    inline void append_32(int i)
    { append<int>(i); }

    inline void append_64(long long l)
    { append<long long>(l); }

    // *** Functions to append AnyTypes
    
    void appendAnyType(const class AnyType &v);
};



} // namespace VGServer

#endif // VGS_ByteOutBuffer_H

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