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# csutil/databuf.h

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    00001 /*
    00002     Crystal Space Data Buffer class
    00003     Copyright (C) 2000 by Andrew Zabolotny
    00004
    00005     This library is free software; you can redistribute it and/or
    00006     modify it under the terms of the GNU Library General Public
    00007     License as published by the Free Software Foundation; either
    00008     version 2 of the License, or (at your option) any later version.
    00009
    00010     This library is distributed in the hope that it will be useful,
    00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00013     Library General Public License for more details.
    00014
    00015     You should have received a copy of the GNU Library General Public
    00016     License along with this library; if not, write to the Free
    00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00018 */
    00019
    00020 #ifndef __CS_DATABUF_H__
    00021 #define __CS_DATABUF_H__
    00022
    00027 #include "csextern.h"
    00028 #include "csutil/scf_implementation.h"
    00029 #include "iutil/databuff.h"
    00030
    00037 class csDataBuffer : public scfImplementation1<csDataBuffer, iDataBuffer>
    00038 {
    00040   char *Data;
    00042   size_t Size;
    00044   bool do_delete;
    00045
    00046 public:
    00048   csDataBuffer (size_t iSize)
    00049     : scfImplementationType (this)
    00050   {
    00051     Size = iSize;
    00052     Data = new char [Size];
    00053     do_delete = true;
    00054   }
    00055
    00057   csDataBuffer (char *iData, size_t iSize, bool should_delete = true)
    00058     : scfImplementationType (this)
    00059   {
    00060     Data = iData;
    00061     Size = iSize;
    00062     do_delete = should_delete;
    00063   }
    00064
    00066   csDataBuffer (iDataBuffer *source)
    00067     : scfImplementationType (this)
    00068   {
    00069     Size = source->GetSize();
    00070     Data = new char [Size + 1];
    00071     memcpy (Data, source->GetData(), Size);
    00072     Data[Size] = 0;
    00073     do_delete = true;
    00074   }
    00075
    00077   virtual ~csDataBuffer ()
    00078   {
    00079     if (do_delete)
    00080       delete [] Data;
    00081   }
    00082
    00084   virtual size_t GetSize () const
    00085   { return Size; }
    00086
    00088   virtual char* GetData () const
    00089   { return Data; }
    00090 };
    00091
    00092 #endif // __CS_DATABUF_H__