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/*
* Copyright (c) 2010, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
* COPYRIGHT OWNER 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 __CTYPE_H__
#define __CTYPE_H__
#include <stdbool.h>
#include <types.h>
#include <compiler.h>
/* from:
* http://fxr.watson.org/fxr/source/dist/acpica/acutils.h?v=NETBSD5
*/
#define CTYPE_SIZE 257
const uint8_t _ctype[CTYPE_SIZE];
#define _XA 0x00 /* extra alphabetic - not supported */
#define _XS 0x40 /* extra space */
#define _BB 0x00 /* BEL, BS, etc. - not supported */
#define _CN 0x20 /* CR, FF, HT, NL, VT */
#define _DI 0x04 /* ''-'9' */
#define _LO 0x02 /* 'a'-'z' */
#define _PU 0x10 /* punctuation */
#define _SP 0x08 /* space */
#define _UP 0x01 /* 'A'-'Z' */
#define _XD 0x80 /* ''-'9', 'A'-'F', 'a'-'f' */
static always_inline bool isdigit(int c)
{
return (_ctype[(unsigned char)(c)] & (_DI));
}
static always_inline bool isspace(int c)
{
return (_ctype[(unsigned char)(c)] & (_SP));
}
static always_inline bool isxdigit(int c)
{
return (_ctype[(unsigned char)(c)] & (_XD));
}
static always_inline bool isupper(int c)
{
return (_ctype[(unsigned char)(c)] & (_UP));
}
static always_inline bool islower(int c)
{
return (_ctype[(unsigned char)(c)] & (_LO));
}
static always_inline bool isprint(int c)
{
return (_ctype[(unsigned char)(c)] & (_LO | _UP | _DI |
_SP | _PU));
}
static always_inline bool isalpha(int c)
{
return (_ctype[(unsigned char)(c)] & (_LO | _UP));
}
static always_inline bool iscntrl(int c)
{
return (_ctype[(unsigned char)(c)] & (_CN));
}
#endif /* __CTYPE_H__ */
/*
* Local variables:
* mode: C
* c-set-style: "BSD"
* c-basic-offset: 4
* tab-width: 4
* indent-tabs-mode: nil
* End:
*/
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