1*e3723e1fSApple OSS Distributions /*
2*e3723e1fSApple OSS Distributions * Copyright (c) 2006 Apple Computer, Inc. All rights reserved.
3*e3723e1fSApple OSS Distributions *
4*e3723e1fSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*e3723e1fSApple OSS Distributions *
6*e3723e1fSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*e3723e1fSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*e3723e1fSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*e3723e1fSApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*e3723e1fSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*e3723e1fSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*e3723e1fSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*e3723e1fSApple OSS Distributions * terms of an Apple operating system software license agreement.
14*e3723e1fSApple OSS Distributions *
15*e3723e1fSApple OSS Distributions * Please obtain a copy of the License at
16*e3723e1fSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*e3723e1fSApple OSS Distributions *
18*e3723e1fSApple OSS Distributions * The Original Code and all software distributed under the License are
19*e3723e1fSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*e3723e1fSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*e3723e1fSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*e3723e1fSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*e3723e1fSApple OSS Distributions * Please see the License for the specific language governing rights and
24*e3723e1fSApple OSS Distributions * limitations under the License.
25*e3723e1fSApple OSS Distributions *
26*e3723e1fSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*e3723e1fSApple OSS Distributions */
28*e3723e1fSApple OSS Distributions /*-
29*e3723e1fSApple OSS Distributions * Copyright (c) 1992, 1993
30*e3723e1fSApple OSS Distributions * The Regents of the University of California. All rights reserved.
31*e3723e1fSApple OSS Distributions *
32*e3723e1fSApple OSS Distributions * Redistribution and use in source and binary forms, with or without
33*e3723e1fSApple OSS Distributions * modification, are permitted provided that the following conditions
34*e3723e1fSApple OSS Distributions * are met:
35*e3723e1fSApple OSS Distributions * 1. Redistributions of source code must retain the above copyright
36*e3723e1fSApple OSS Distributions * notice, this list of conditions and the following disclaimer.
37*e3723e1fSApple OSS Distributions * 2. Redistributions in binary form must reproduce the above copyright
38*e3723e1fSApple OSS Distributions * notice, this list of conditions and the following disclaimer in the
39*e3723e1fSApple OSS Distributions * documentation and/or other materials provided with the distribution.
40*e3723e1fSApple OSS Distributions * 3. All advertising materials mentioning features or use of this software
41*e3723e1fSApple OSS Distributions * must display the following acknowledgement:
42*e3723e1fSApple OSS Distributions * This product includes software developed by the University of
43*e3723e1fSApple OSS Distributions * California, Berkeley and its contributors.
44*e3723e1fSApple OSS Distributions * 4. Neither the name of the University nor the names of its contributors
45*e3723e1fSApple OSS Distributions * may be used to endorse or promote products derived from this software
46*e3723e1fSApple OSS Distributions * without specific prior written permission.
47*e3723e1fSApple OSS Distributions *
48*e3723e1fSApple OSS Distributions * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
49*e3723e1fSApple OSS Distributions * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50*e3723e1fSApple OSS Distributions * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51*e3723e1fSApple OSS Distributions * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
52*e3723e1fSApple OSS Distributions * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53*e3723e1fSApple OSS Distributions * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54*e3723e1fSApple OSS Distributions * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55*e3723e1fSApple OSS Distributions * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56*e3723e1fSApple OSS Distributions * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57*e3723e1fSApple OSS Distributions * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58*e3723e1fSApple OSS Distributions * SUCH DAMAGE.
59*e3723e1fSApple OSS Distributions *
60*e3723e1fSApple OSS Distributions * @(#)scanc.c 8.1 (Berkeley) 6/10/93
61*e3723e1fSApple OSS Distributions */
62*e3723e1fSApple OSS Distributions
63*e3723e1fSApple OSS Distributions #include <libkern/libkern.h>
64*e3723e1fSApple OSS Distributions
65*e3723e1fSApple OSS Distributions size_t
scanc(size_t size,u_char * cp,const u_char table[],u_char mask0)66*e3723e1fSApple OSS Distributions scanc(size_t size, u_char *cp, const u_char table[], u_char mask0)
67*e3723e1fSApple OSS Distributions {
68*e3723e1fSApple OSS Distributions u_char *end;
69*e3723e1fSApple OSS Distributions u_char mask;
70*e3723e1fSApple OSS Distributions
71*e3723e1fSApple OSS Distributions mask = mask0;
72*e3723e1fSApple OSS Distributions for (end = &cp[size]; cp != end && (table[*cp] & mask) == 0; ++cp) {
73*e3723e1fSApple OSS Distributions ;
74*e3723e1fSApple OSS Distributions }
75*e3723e1fSApple OSS Distributions return (size_t)(end - cp);
76*e3723e1fSApple OSS Distributions }
77