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Diffstat (limited to 'saga/binread.cpp')
| -rw-r--r-- | saga/binread.cpp | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/saga/binread.cpp b/saga/binread.cpp deleted file mode 100644 index 71d0ed83ba..0000000000 --- a/saga/binread.cpp +++ /dev/null @@ -1,151 +0,0 @@ -/* 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. - * - * $Header$ - * - */ - -#include "common/stdafx.h" - -#include "binread.h" - -namespace Saga { - -BinReader::BinReader() { - _buf = NULL; - _bufPtr = NULL; - _bufEnd = NULL; - _bufLen = 0; -} - -BinReader::BinReader(const byte *buf, size_t buflen) { - _buf = buf; - _bufPtr = buf; - _bufEnd = buf + buflen; - _bufLen = buflen; -} - -BinReader::~BinReader() { -} - -void BinReader::setBuf(const byte *buf, size_t buflen) { - _buf = buf; - _bufPtr = buf; - _bufEnd = buf + buflen; - _bufLen = buflen; -} - -void BinReader::skip(size_t skip_ct) { - assert((_bufPtr + skip_ct) <= _bufEnd ); - - _bufPtr += skip_ct; -} - -unsigned int BinReader::readUint16LE() { - assert((_bufPtr + 2) <= _bufEnd); - - unsigned int u16_le = ((unsigned int)_bufPtr[1] << 8) | _bufPtr[0]; - - _bufPtr += 2; - - return u16_le; -} - -unsigned int BinReader::readUint16BE() { - assert((_bufPtr + 2) <= _bufEnd); - - unsigned int u16_be = ((unsigned int)_bufPtr[0] << 8) | _bufPtr[1]; - - _bufPtr += 2; - - return u16_be; -} - -int BinReader::readSint16LE() { - assert((_bufPtr + 2) <= _bufEnd); - - unsigned int u16_le = ((unsigned int)_bufPtr[1] << 8) | _bufPtr[0]; - - _bufPtr += 2; - - return u16_le; -} - -int BinReader::readSint16BE() { - assert((_bufPtr + 2) <= _bufEnd); - - unsigned int u16_be = ((unsigned int)_bufPtr[0] << 8) | _bufPtr[1]; - - _bufPtr += 2; - - return u16_be; -} - - -uint32 BinReader::readUint32LE() { - assert((_bufPtr + 4) <= _bufEnd); - - unsigned long u32_le = ((unsigned long)_bufPtr[3] << 24) | - ((unsigned long)_bufPtr[2] << 16) | - ((unsigned long)_bufPtr[1] << 8 ) | - _bufPtr[0]; - - _bufPtr += 4; - - return u32_le; -} - -uint32 BinReader::readUint32BE() { - assert((_bufPtr + 4) <= _bufEnd); - - unsigned long u32_be = ((unsigned long)_bufPtr[0] << 24) | - ((unsigned long)_bufPtr[1] << 16) | - ((unsigned long)_bufPtr[2] << 8 ) | - _bufPtr[3]; - - _bufPtr += 4; - - return u32_be; -} - -int32 BinReader::readSint32LE() { - assert((_bufPtr + 4) <= _bufEnd); - - unsigned long u32_le = ((unsigned long)_bufPtr[3] << 24) | - ((unsigned long)_bufPtr[2] << 16) | - ((unsigned long)_bufPtr[1] << 8 ) | - _bufPtr[0]; - - _bufPtr += 4; - - return u32_le; -} - -int32 BinReader::readSint32BE() { - assert((_bufPtr + 4) <= _bufEnd); - - unsigned long u32_be = ((unsigned long)_bufPtr[0] << 24) | - ((unsigned long)_bufPtr[1] << 16) | - ((unsigned long)_bufPtr[2] << 8 ) | - _bufPtr[3]; - - _bufPtr += 4; - - return u32_be; -} - -} // End of namespace Saga |