mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-05 20:50:43 +00:00
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/*
|
|
net_com.c
|
|
|
|
MD4-based checksum utility functions
|
|
|
|
Copyright (C) 2000 Jeff Teunissen <d2deek@pmail.net>
|
|
|
|
Author: Jeff Teunissen <d2deek@pmail.net>
|
|
Date: 01 Jan 2000
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#include "mdfour.h"
|
|
|
|
unsigned int
|
|
Com_BlockChecksum (void *buffer, int length)
|
|
{
|
|
int digest[4];
|
|
unsigned int val;
|
|
|
|
mdfour ((unsigned char *) digest, (unsigned char *) buffer, length);
|
|
|
|
val = digest[0] ^ digest[1] ^ digest[2] ^ digest[3];
|
|
|
|
return val;
|
|
}
|
|
|
|
void
|
|
Com_BlockFullChecksum (void *buffer, int len, unsigned char *outbuf)
|
|
{
|
|
mdfour (outbuf, (unsigned char *) buffer, len);
|
|
}
|