/*
* Copyright (c) 2001-2004 Jakub Jermar
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
/** @addtogroup generic
* @{
*/
/** @file
*/
#ifndef KERN_STRING_H_
#define KERN_STRING_H_
#include <typedefs.h>
/**< Common Unicode characters */
#define U_SPECIAL '?'
#define U_LEFT_ARROW 0x2190
#define U_UP_ARROW 0x2191
#define U_RIGHT_ARROW 0x2192
#define U_DOWN_ARROW 0x2193
#define U_PAGE_UP 0x21de
#define U_PAGE_DOWN 0x21df
#define U_HOME_ARROW 0x21f1
#define U_END_ARROW 0x21f2
#define U_NULL 0x2400
#define U_ESCAPE 0x241b
#define U_DELETE 0x2421
#define U_CURSOR 0x2588
#define U_BOM 0xfeff
/**< No size limit constant */
#define STR_NO_LIMIT ((size_t) -1)
/**< Maximum size of a string containing cnt characters */
#define STR_BOUNDS(cnt) (cnt << 2)
extern wchar_t str_decode(const char *str, size_t *offset, size_t sz);
extern int chr_encode(wchar_t ch, char *str, size_t *offset, size_t sz);
extern size_t str_size(const char *str);
extern size_t wstr_size(const wchar_t *str);
extern size_t str_lsize(const char *str, size_t max_len);
extern size_t wstr_lsize(const wchar_t *str, size_t max_len);
extern size_t str_length(const char *str);
extern size_t wstr_length(const wchar_t *wstr);
extern size_t str_nlength(const char *str, size_t size);
extern size_t wstr_nlength(const wchar_t *str, size_t size);
extern bool ascii_check(wchar_t ch);
extern bool chr_check(wchar_t ch);
extern int str_cmp(const char *s1, const char *s2);
extern int str_lcmp(const char *s1, const char *s2, size_t max_len);
extern void str_cpy(char *dest, size_t size, const char *src);
extern void str_ncpy(char *dest, size_t size, const char *src, size_t n);
extern void wstr_nstr(char *dst, const wchar_t *src, size_t size);
extern const char *str_chr(const char *str, wchar_t ch);
extern bool wstr_linsert(wchar_t *str, wchar_t ch, size_t pos, size_t max_pos);
extern bool wstr_remove(wchar_t *str, size_t pos);
#endif
/** @}
*/