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4011 svoboda 1
/*
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 * Copyright (c) 2001-2004 Jakub Jermar
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup generic
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 * @{
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 */
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/** @file
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 */
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#ifndef KERN_STRING_H_
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#define KERN_STRING_H_
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#include <typedefs.h>
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/**< Common Unicode characters */
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#define U_SPECIAL      '?'
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#define U_LEFT_ARROW   0x2190
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#define U_UP_ARROW     0x2191
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#define U_RIGHT_ARROW  0x2192
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#define U_DOWN_ARROW   0x2193
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#define U_PAGE_UP      0x21de
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#define U_PAGE_DOWN    0x21df
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#define U_HOME_ARROW   0x21f1
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#define U_END_ARROW    0x21f2
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#define U_NULL         0x2400
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#define U_ESCAPE       0x241b
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#define U_DELETE       0x2421
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#define U_CURSOR       0x2588
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#define U_BOM          0xfeff
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/**< No size limit constant */
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#define STR_NO_LIMIT  ((size_t) -1)
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/**< Maximum size of a string containing cnt characters */
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#define STR_BOUNDS(cnt)  (cnt << 2)
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extern wchar_t str_decode(const char *str, size_t *offset, size_t sz);
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extern int chr_encode(wchar_t ch, char *str, size_t *offset, size_t sz);
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extern size_t str_size(const char *str);
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extern size_t wstr_size(const wchar_t *str);
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extern size_t str_lsize(const char *str, count_t max_len);
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extern size_t wstr_lsize(const wchar_t *str, count_t max_len);
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extern count_t str_length(const char *str);
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extern count_t wstr_length(const wchar_t *wstr);
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extern count_t str_nlength(const char *str, size_t size);
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extern count_t wstr_nlength(const wchar_t *str, size_t size);
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extern bool ascii_check(wchar_t ch);
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extern bool chr_check(wchar_t ch);
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extern int str_cmp(const char *s1, const char *s2);
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extern int str_lcmp(const char *s1, const char *s2, count_t max_len);
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extern void str_cpy(char *dest, size_t size, const char *src);
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extern void str_ncpy(char *dest, size_t size, const char *src, size_t n);
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extern void wstr_nstr(char *dst, const wchar_t *src, size_t size);
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extern const char *str_chr(const char *str, wchar_t ch);
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extern bool wstr_linsert(wchar_t *str, wchar_t ch, count_t pos, count_t max_pos);
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extern bool wstr_remove(wchar_t *str, count_t pos);
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#endif
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/** @}
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 */