blob: e9a5159366000518738528912d610c7b831088fa (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/*
* Copyright (C) 1993-2001 by Darren Reed.
*
* See the IPFILTER.LICENCE file for details on licencing.
*
* $Id: count6bits.c,v 1.4 2001/06/09 17:09:23 darrenr Exp $
*/
#include "ipf.h"
int count6bits(msk)
u_32_t *msk;
{
int i = 0, k;
u_32_t j;
for (k = 3; k >= 0; k--)
if (msk[k] == 0xffffffff)
i += 32;
else {
for (j = msk[k]; j; j <<= 1)
if (j & 0x80000000)
i++;
}
return i;
}
|