Subversion Repositories HelenOS

/*
 * 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>

#define UTF8_NO_LIMIT  ((size_t) -1)

extern char invalch;

extern wchar_t chr_decode(const char *, size_t *, size_t);
extern bool chr_encode(const wchar_t, char *, size_t *, size_t);

extern size_t str_size(const char *str);
extern size_t str_lsize(const char *, count_t);
extern count_t str_length(const char *str);
extern count_t wstr_length(const wchar_t *str);

extern bool ascii_check(const wchar_t ch);
extern bool unicode_check(const wchar_t ch);

extern int strcmp(const char *src, const char *dst);
extern int strncmp(const char *src, const char *dst, size_t len);
extern void strncpy(char *dest, const char *src, size_t len);

extern char *strchr(const char *s, int i);

#endif

/** @}
 */