1 /*
2 ===========================================================================
3 
4 Return to Castle Wolfenstein multiplayer GPL Source Code
5 Copyright (C) 1999-2010 id Software LLC, a ZeniMax Media company.
6 
7 This file is part of the Return to Castle Wolfenstein multiplayer GPL Source Code (“RTCW MP Source Code”).
8 
9 RTCW MP Source Code is free software: you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation, either version 3 of the License, or
12 (at your option) any later version.
13 
14 RTCW MP Source Code is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 GNU General Public License for more details.
18 
19 You should have received a copy of the GNU General Public License
20 along with RTCW MP Source Code.  If not, see <http://www.gnu.org/licenses/>.
21 
22 In addition, the RTCW MP Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the RTCW MP Source Code.  If not, please request a copy in writing from id Software at the address below.
23 
24 If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
25 
26 ===========================================================================
27 */
28 
29 //===========================================================================
30 //
31 // Name:				l_crc.h
32 // Function:		for CRC checks
33 // Programmer:		Mr Elusive (MrElusive@demigod.demon.nl)
34 // Last update:	1997-12-31
35 // Tab Size:		3
36 //===========================================================================
37 
38 typedef unsigned short crc_t;
39 
40 void CRC_Init( unsigned short *crcvalue );
41 void CRC_ProcessByte( unsigned short *crcvalue, byte data );
42 unsigned short CRC_Value( unsigned short crcvalue );
43 unsigned short CRC_ProcessString( unsigned char *data, int length );
44 void CRC_ContinueProcessString( unsigned short *crc, char *data, int length );
45