ctype.h

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/* 
 * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
 * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 */
#ifndef __PJ_CTYPE_H__
#define __PJ_CTYPE_H__
 
#include <pj/types.h>
#include <pj/compat/ctype.h>
 
PJ_BEGIN_DECL
 
PJ_INLINE(int) pj_isalnum(unsigned char c) { return isalnum(c); }
 
PJ_INLINE(int) pj_isalpha(unsigned char c) { return isalpha(c); }
 
PJ_INLINE(int) pj_isascii(unsigned char c) { return c<128; }
 
PJ_INLINE(int) pj_isdigit(unsigned char c) { return isdigit(c); }
 
PJ_INLINE(int) pj_isspace(unsigned char c) { return isspace(c); }
 
PJ_INLINE(int) pj_islower(unsigned char c) { return islower(c); }
 
 
PJ_INLINE(int) pj_isupper(unsigned char c) { return isupper(c); }
 
PJ_INLINE(int) pj_isblank(unsigned char c) { return (c==' ' || c=='\t'); }
 
PJ_INLINE(int) pj_tolower(unsigned char c) { return tolower(c); }
 
PJ_INLINE(int) pj_toupper(unsigned char c) { return toupper(c); }
 
PJ_INLINE(int) pj_isxdigit(unsigned char c){ return isxdigit(c); }
 
/*extern char pj_hex_digits[];*/
#define pj_hex_digits   "0123456789abcdef"
 
PJ_INLINE(void) pj_val_to_hex_digit(unsigned value, char *p)
{
    *p++ = pj_hex_digits[ (value & 0xF0) >> 4 ];
    *p   = pj_hex_digits[ (value & 0x0F) ];
}
 
PJ_INLINE(unsigned) pj_hex_digit_to_val(unsigned char c)
{
    if (c <= '9')
        return (c-'0') & 0x0F;
    else if (c <= 'F')
        return  (c-'A'+10) & 0x0F;
    else
        return (c-'a'+10) & 0x0F;
}
 
PJ_END_DECL
 
#endif  /* __PJ_CTYPE_H__ */