NetBSD/lib/libc/citrus/citrus_bcs.h
tshiozak a023aa0fb7 * add some comments.
* add some functions:
   _citrus_memory_stream_bind_ptr()
   _citrus_memory_stream_tell()
   _citrus_memory_stream_ungetc()
   _citrus_region_get_subregion()
* fix a bug in _citrus_memory_stream_seek().
2005-05-14 17:55:42 +00:00

93 lines
3.5 KiB
C

/* $NetBSD: citrus_bcs.h,v 1.3 2005/05/14 17:55:42 tshiozak Exp $ */
/*-
* Copyright (c)2003 Citrus Project,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _CITRUS_BCS_H_
#define _CITRUS_BCS_H_
/*
* predicate/conversion for basic character set.
*
* `Basic character set' is a term defined in the ISO C standard.
* Citrus bcs is, if anything, close to `portable character set'
* defined in the POSIX.
*/
#define _CITRUS_BCS_PRED(_name_, _cond_) \
static __inline int _citrus_bcs_##_name_(u_int8_t c) { return (_cond_); }
/*
* predicates.
* Unlike predicates defined in ctype.h, these do not accept EOF.
*/
_CITRUS_BCS_PRED(isblank, c == ' ' || c == '\t')
_CITRUS_BCS_PRED(iseol, c == '\n' || c == '\r')
_CITRUS_BCS_PRED(isspace,
_citrus_bcs_isblank(c) || _citrus_bcs_iseol(c) ||
c == '\f' || c == '\v')
_CITRUS_BCS_PRED(isdigit, c >= '0' && c <= '9')
_CITRUS_BCS_PRED(isupper, c >= 'A' && c <= 'Z')
_CITRUS_BCS_PRED(islower, c >= 'a' && c <= 'z')
_CITRUS_BCS_PRED(isalpha, _citrus_bcs_isupper(c) || _citrus_bcs_islower(c))
_CITRUS_BCS_PRED(isalnum, _citrus_bcs_isdigit(c) || _citrus_bcs_isalpha(c))
_CITRUS_BCS_PRED(isxdigit,
_citrus_bcs_isdigit(c) ||
(c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f'))
/*
* transliterate between uppercase and lowercase.
* Unlike transliterator defined in ctype.h, these do not accept EOF.
*/
static __inline u_int8_t
_citrus_bcs_toupper(u_int8_t c)
{
return (_citrus_bcs_islower(c) ? (c - 'a' + 'A') : c);
}
static __inline u_int8_t
_citrus_bcs_tolower(u_int8_t c)
{
return (_citrus_bcs_isupper(c) ? (c - 'A' + 'a') : c);
}
__BEGIN_DECLS
int _citrus_bcs_strcasecmp(const char * __restrict, const char * __restrict);
int _citrus_bcs_strncasecmp(const char * __restrict, const char * __restrict,
size_t);
const char *_citrus_bcs_skip_ws(const char * __restrict);
const char *_citrus_bcs_skip_nonws(const char * __restrict);
const char *_citrus_bcs_skip_ws_len(const char * __restrict,
size_t * __restrict);
const char *_citrus_bcs_skip_nonws_len(const char * __restrict,
size_t * __restrict);
void _citrus_bcs_trunc_rws_len(const char * __restrict, size_t * __restrict);
void _citrus_bcs_convert_to_lower(char *);
void _citrus_bcs_convert_to_upper(char *);
__END_DECLS
#endif