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Diffstat (limited to 'saga/binread.h')
-rw-r--r-- | saga/binread.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/saga/binread.h b/saga/binread.h new file mode 100644 index 0000000000..abc1a294bc --- /dev/null +++ b/saga/binread.h @@ -0,0 +1,70 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2003 The ScummVM project + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Header$ + * + */ + +#ifndef SAGA_BINREAD_H +#define SAGA_BINREAD_H + +#include <stddef.h> +#include "common/scummsys.h" + +class BinReader { + +protected: + + const byte *_buf; + const byte *_bufPtr; + const byte *_bufEnd; + size_t _bufLen; + +public: + + BinReader(); + BinReader( const byte *buf, size_t buflen ); + virtual ~BinReader(); + + void setBuf( const byte *buf, size_t buflen ); + + size_t getOffset() const; + bool setOffset( size_t offset ); + bool setROffset( ptrdiff_t offset ); + void skip( size_t skip_ct ); + + bool setPtr( const byte *buf_pos ); + byte *getPtr() const; + + unsigned int readUint16LE(); + unsigned int readUint16BE(); + int readSint16LE(); + int readSint16BE(); + uint32 readUint32LE(); + uint32 readUint32BE(); + int32 readSint32LE(); + int32 readSint32BE(); +}; + + +#endif + + + + + + |