2 /* $NetBSD: citrus_bcs.h,v 1.6 2009/01/11 02:46:24 christos Exp $ */
5 * SPDX-License-Identifier: BSD-2-Clause
7 * Copyright (c)2003 Citrus Project,
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/types.h>
34 #ifndef _CITRUS_BCS_H_
35 #define _CITRUS_BCS_H_
38 * predicate/conversion for basic character set.
40 * `Basic character set' is a term defined in the ISO C standard.
41 * Citrus bcs is, if anything, close to `portable character set'
42 * defined in the POSIX.
45 #define _CITRUS_BCS_PRED(_name_, _cond_) \
46 static __inline int _citrus_bcs_##_name_(uint8_t c) { return (_cond_); }
50 * Unlike predicates defined in ctype.h, these do not accept EOF.
52 _CITRUS_BCS_PRED(isblank, c == ' ' || c == '\t')
53 _CITRUS_BCS_PRED(iseol, c == '\n' || c == '\r')
54 _CITRUS_BCS_PRED(isspace, _citrus_bcs_isblank(c) || _citrus_bcs_iseol(c) ||
55 c == '\f' || c == '\v')
56 _CITRUS_BCS_PRED(isdigit, c >= '0' && c <= '9')
57 _CITRUS_BCS_PRED(isupper, c >= 'A' && c <= 'Z')
58 _CITRUS_BCS_PRED(islower, c >= 'a' && c <= 'z')
59 _CITRUS_BCS_PRED(isalpha, _citrus_bcs_isupper(c) || _citrus_bcs_islower(c))
60 _CITRUS_BCS_PRED(isalnum, _citrus_bcs_isdigit(c) || _citrus_bcs_isalpha(c))
61 _CITRUS_BCS_PRED(isxdigit, _citrus_bcs_isdigit(c) ||
62 (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f'))
65 * transliterate between uppercase and lowercase.
66 * Unlike transliterator defined in ctype.h, these do not accept EOF.
68 static __inline uint8_t
69 _citrus_bcs_toupper(uint8_t c)
72 return (_citrus_bcs_islower(c) ? (c - 'a' + 'A') : c);
75 static __inline uint8_t
76 _citrus_bcs_tolower(uint8_t c)
79 return (_citrus_bcs_isupper(c) ? (c - 'A' + 'a') : c);
83 int _citrus_bcs_strcasecmp(const char * __restrict,
84 const char * __restrict);
85 int _citrus_bcs_strncasecmp(const char * __restrict,
86 const char * __restrict, size_t);
87 const char *_citrus_bcs_skip_ws(const char * __restrict);
88 const char *_citrus_bcs_skip_nonws(const char * __restrict);
89 const char *_citrus_bcs_skip_ws_len(const char * __restrict,
91 const char *_citrus_bcs_skip_nonws_len(const char * __restrict,
93 void _citrus_bcs_trunc_rws_len(const char * __restrict,
95 void _citrus_bcs_convert_to_lower(char *);
96 void _citrus_bcs_convert_to_upper(char *);
98 long int _citrus_bcs_strtol(const char * __restrict,
99 char ** __restrict, int);
100 unsigned long _citrus_bcs_strtoul(const char * __restrict,
101 char ** __restrict, int);