1 /* $NetBSD: citrus_bcs.c,v 1.5 2005/05/14 17:55:42 tshiozak Exp $ */
4 * SPDX-License-Identifier: BSD-2-Clause
6 * Copyright (c)2003 Citrus Project,
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #include <sys/cdefs.h>
36 #include "citrus_namespace.h"
37 #include "citrus_bcs.h"
40 * case insensitive comparison between two C strings.
43 _citrus_bcs_strcasecmp(const char * __restrict str1,
44 const char * __restrict str2)
50 while (c1 && c2 && c1 == c2) {
51 c1 = _bcs_toupper(*str1++);
52 c2 = _bcs_toupper(*str2++);
55 return ((c1 == c2) ? 0 : ((c1 > c2) ? 1 : -1));
59 * case insensitive comparison between two C strings with limitation of length.
62 _citrus_bcs_strncasecmp(const char * __restrict str1,
63 const char * __restrict str2, size_t sz)
69 while (c1 && c2 && c1 == c2 && sz != 0) {
70 c1 = _bcs_toupper(*str1++);
71 c2 = _bcs_toupper(*str2++);
75 return ((c1 == c2) ? 0 : ((c1 > c2) ? 1 : -1));
79 * skip white space characters.
82 _citrus_bcs_skip_ws(const char *p)
85 while (*p && _bcs_isspace(*p))
92 * skip non white space characters.
95 _citrus_bcs_skip_nonws(const char *p)
98 while (*p && !_bcs_isspace(*p))
105 * skip white space characters with limitation of length.
108 _citrus_bcs_skip_ws_len(const char * __restrict p, size_t * __restrict len)
111 while (*len > 0 && *p && _bcs_isspace(*p)) {
120 * skip non white space characters with limitation of length.
123 _citrus_bcs_skip_nonws_len(const char * __restrict p, size_t * __restrict len)
126 while (*len > 0 && *p && !_bcs_isspace(*p)) {
135 * truncate trailing white space characters.
138 _citrus_bcs_trunc_rws_len(const char * __restrict p, size_t * __restrict len)
141 while (*len > 0 && _bcs_isspace(p[*len - 1]))
146 * destructive transliterate to lowercase.
149 _citrus_bcs_convert_to_lower(char *s)
153 *s = _bcs_tolower(*s);
159 * destructive transliterate to uppercase.
162 _citrus_bcs_convert_to_upper(char *s)
166 *s = _bcs_toupper(*s);