84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
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/*
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** Command & Conquer Generals Zero Hour(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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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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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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////////////////////////////////////////////////////////////////////////////////
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// //
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// (c) 2001-2003 Electronic Arts Inc. //
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// //
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////////////////////////////////////////////////////////////////////////////////
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#include "PreRTS.h" // This must go first in EVERY cpp file int the GameEngine
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#include "Common/CRC.h"
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#include "Common/Debug.h"
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#ifdef _DEBUG
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void CRC::addCRC( UnsignedByte val )
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{
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int hibit;
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//cout << "\t\t" << hex << val;
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// val = htonl(val);
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//cout << " / " << hex << val <<endl;
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if (crc & 0x80000000) {
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hibit = 1;
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} else {
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hibit = 0;
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}
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crc <<= 1;
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crc += val;
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crc += hibit;
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//cout << hex << (*crc) <<endl;
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}
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void CRC::computeCRC( const void *buf, Int len )
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{
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if (!buf || len < 1)
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{
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return;
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}
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//crc = 0;
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UnsignedByte *uintPtr = (UnsignedByte *)buf;
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for (int i=0 ; i<len ; i++) {
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addCRC (*(uintPtr++));
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}
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//crc = htonl(crc);
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}
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//-------------------------------------------------------------------------------------------------
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//-------------------------------------------------------------------------------------------------
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UnsignedInt CRC::get( void )
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{
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UnsignedInt tcrc = crc;
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return tcrc;
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} // end skip
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#endif
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