diff options
Diffstat (limited to '3rdParty/CAres/src/bitncmp.c')
| m--------- | 3rdParty/CAres | 0 | ||||
| -rw-r--r-- | 3rdParty/CAres/src/bitncmp.c | 60 | 
2 files changed, 0 insertions, 60 deletions
diff --git a/3rdParty/CAres b/3rdParty/CAres new file mode 160000 +Subproject b4ee3a88b3d7de7a1c39d343fb354da811dba40 diff --git a/3rdParty/CAres/src/bitncmp.c b/3rdParty/CAres/src/bitncmp.c deleted file mode 100644 index f36ffaa..0000000 --- a/3rdParty/CAres/src/bitncmp.c +++ /dev/null @@ -1,60 +0,0 @@ -/* $Id: bitncmp.c,v 1.8 2009-11-02 11:55:54 yangtse Exp $ */ - -/* - * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") - * Copyright (c) 1996,1999 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT - * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#ifndef HAVE_BITNCMP - -#include "ares_setup.h" -#include "bitncmp.h" - -/* - * int - * bitncmp(l, r, n) - *	compare bit masks l and r, for n bits. - * return: - *	-1, 1, or 0 in the libc tradition. - * note: - *	network byte order assumed.  this means 192.5.5.240/28 has - *	0x11110000 in its fourth octet. - * author: - *	Paul Vixie (ISC), June 1996 - */ -int -ares_bitncmp(const void *l, const void *r, int n) { -	unsigned int lb, rb; -	int x, b; - -	b = n / 8; -	x = memcmp(l, r, b); -	if (x || (n % 8) == 0) -		return (x); - -	lb = ((const unsigned char *)l)[b]; -	rb = ((const unsigned char *)r)[b]; -	for (b = n % 8; b > 0; b--) { -		if ((lb & 0x80) != (rb & 0x80)) { -			if (lb & 0x80) -				return (1); -			return (-1); -		} -		lb <<= 1; -		rb <<= 1; -	} -	return (0); -} -#endif  | 
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