1*a1e26a70SApple OSS Distributions /*
2*a1e26a70SApple OSS Distributions * Copyright (c) 2006 Apple Computer, Inc. All rights reserved.
3*a1e26a70SApple OSS Distributions *
4*a1e26a70SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*a1e26a70SApple OSS Distributions *
6*a1e26a70SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*a1e26a70SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*a1e26a70SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*a1e26a70SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*a1e26a70SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*a1e26a70SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*a1e26a70SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*a1e26a70SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*a1e26a70SApple OSS Distributions *
15*a1e26a70SApple OSS Distributions * Please obtain a copy of the License at
16*a1e26a70SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*a1e26a70SApple OSS Distributions *
18*a1e26a70SApple OSS Distributions * The Original Code and all software distributed under the License are
19*a1e26a70SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*a1e26a70SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*a1e26a70SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*a1e26a70SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*a1e26a70SApple OSS Distributions * Please see the License for the specific language governing rights and
24*a1e26a70SApple OSS Distributions * limitations under the License.
25*a1e26a70SApple OSS Distributions *
26*a1e26a70SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*a1e26a70SApple OSS Distributions */
28*a1e26a70SApple OSS Distributions /*-
29*a1e26a70SApple OSS Distributions * Copyright (c) 1992, 1993
30*a1e26a70SApple OSS Distributions * The Regents of the University of California. All rights reserved.
31*a1e26a70SApple OSS Distributions *
32*a1e26a70SApple OSS Distributions * Redistribution and use in source and binary forms, with or without
33*a1e26a70SApple OSS Distributions * modification, are permitted provided that the following conditions
34*a1e26a70SApple OSS Distributions * are met:
35*a1e26a70SApple OSS Distributions * 1. Redistributions of source code must retain the above copyright
36*a1e26a70SApple OSS Distributions * notice, this list of conditions and the following disclaimer.
37*a1e26a70SApple OSS Distributions * 2. Redistributions in binary form must reproduce the above copyright
38*a1e26a70SApple OSS Distributions * notice, this list of conditions and the following disclaimer in the
39*a1e26a70SApple OSS Distributions * documentation and/or other materials provided with the distribution.
40*a1e26a70SApple OSS Distributions * 3. All advertising materials mentioning features or use of this software
41*a1e26a70SApple OSS Distributions * must display the following acknowledgement:
42*a1e26a70SApple OSS Distributions * This product includes software developed by the University of
43*a1e26a70SApple OSS Distributions * California, Berkeley and its contributors.
44*a1e26a70SApple OSS Distributions * 4. Neither the name of the University nor the names of its contributors
45*a1e26a70SApple OSS Distributions * may be used to endorse or promote products derived from this software
46*a1e26a70SApple OSS Distributions * without specific prior written permission.
47*a1e26a70SApple OSS Distributions *
48*a1e26a70SApple OSS Distributions * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49*a1e26a70SApple OSS Distributions * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50*a1e26a70SApple OSS Distributions * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51*a1e26a70SApple OSS Distributions * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52*a1e26a70SApple OSS Distributions * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53*a1e26a70SApple OSS Distributions * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54*a1e26a70SApple OSS Distributions * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55*a1e26a70SApple OSS Distributions * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56*a1e26a70SApple OSS Distributions * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57*a1e26a70SApple OSS Distributions * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58*a1e26a70SApple OSS Distributions * SUCH DAMAGE.
59*a1e26a70SApple OSS Distributions *
60*a1e26a70SApple OSS Distributions * @(#)scanc.c 8.1 (Berkeley) 6/10/93
61*a1e26a70SApple OSS Distributions */
62*a1e26a70SApple OSS Distributions
63*a1e26a70SApple OSS Distributions #include <libkern/libkern.h>
64*a1e26a70SApple OSS Distributions
65*a1e26a70SApple OSS Distributions size_t
scanc(size_t size,u_char * cp,const u_char table[],u_char mask0)66*a1e26a70SApple OSS Distributions scanc(size_t size, u_char *cp, const u_char table[], u_char mask0)
67*a1e26a70SApple OSS Distributions {
68*a1e26a70SApple OSS Distributions u_char *end;
69*a1e26a70SApple OSS Distributions u_char mask;
70*a1e26a70SApple OSS Distributions
71*a1e26a70SApple OSS Distributions mask = mask0;
72*a1e26a70SApple OSS Distributions for (end = &cp[size]; cp != end && (table[*cp] & mask) == 0; ++cp) {
73*a1e26a70SApple OSS Distributions ;
74*a1e26a70SApple OSS Distributions }
75*a1e26a70SApple OSS Distributions return (size_t)(end - cp);
76*a1e26a70SApple OSS Distributions }
77