80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/* mem.h --
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This file is part of the UPX executable compressor.
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Copyright (C) 1996-2003 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996-2003 Laszlo Molnar
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All Rights Reserved.
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UPX and the UCL library are free software; you can redistribute them
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and/or modify them under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Markus F.X.J. Oberhumer Laszlo Molnar
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<mfx@users.sourceforge.net> <ml1050@users.sourceforge.net>
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*/
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#ifndef __UPX_MEM_H
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#define __UPX_MEM_H
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/*************************************************************************
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//
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**************************************************************************/
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class MemBuffer
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{
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public:
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MemBuffer();
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MemBuffer(unsigned size);
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~MemBuffer();
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void alloc(unsigned size);
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void allocForCompression(unsigned uncompressed_size, unsigned extra=0);
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void allocForUncompression(unsigned uncompressed_size, unsigned extra=0);
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void dealloc();
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void checkState() const;
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unsigned getSize() const { return psize; }
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operator unsigned char * () { return ptr; }
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//operator const unsigned char * () const { return ptr; }
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void *getVoidPtr() { return (void *) ptr; }
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const void *getVoidPtr() const { return (const void *) ptr; }
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private:
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unsigned char *ptr;
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unsigned psize;
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static unsigned global_alloc_counter;
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// disable copy and assignment
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MemBuffer(MemBuffer const &); // {}
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MemBuffer& operator= (MemBuffer const &); // { return *this; }
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// disable dynamic allocation
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DISABLE_NEW_DELETE
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};
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#endif /* already included */
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/*
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vi:ts=4:et
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*/
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