#pragma once

#include <memory.h>
#include <stdarg.h>
#include <malloc.h>
#include <string.h>
#include "ltx2mathmlexceptions.h"

#ifndef ZeroMemory
#define ZeroMemory(p,n) memset( (p), 0, (n) )
#endif



struct BufferStruct {
       char *m_buf;
       size_t m_index, m_size;
};

struct Buffer {
       char *m_buf;
       size_t m_index, m_size;
   Buffer();
       ~Buffer();
       void setlength( size_t len );
       void write( const char *s, size_t len );
       void write( const char *s );
       size_t  length();
       void append( Buffer &buf, bool transfer = false );
       char *data( size_t *len = NULL );
       void insertAt( size_t index, const char *s );
       void format( const char *fmt, ... );
       void releaseBuffer( BufferStruct &buf );
       void reset();
       char *release();
       void destroy();
private:
       void _write( size_t index, const char *s, size_t len );
};