53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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//
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// MessageBuffer - handy for packing and upacking
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// structures to be sent as messages
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//
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#ifndef _MESSAGEBUFFER
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#define _MESSAGEBUFFER
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#include <stdio.h>
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#define DEFAULT_MESSAGE_BUFFER_SIZE 2048
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class MessageBuffer {
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public:
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char * data;
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MessageBuffer();
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MessageBuffer(int size);
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~MessageBuffer();
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int getSize();
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int getLen();
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int setLen(int len);
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int getOffset();
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int setOffset(int offset);
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int write(void const * p, int bytes);
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int update(int loc, void const * p, int bytes);
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int extract(int loc, void * p, int bytes);
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int read(void * p, int bytes);
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int WriteString( const char *pString );
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int ReadString( char *pOut, int bufferLength );
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void clear();
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void clear(int minsize);
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void reset(int minsize);
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void print(FILE * ofile, int num);
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private:
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void resize(int minsize);
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int size;
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int offset;
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int len;
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};
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#endif
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