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/*! \file include/string.h
\brief Interface: string functions
\author Markus L. Noga <markus@noga.de>
*/
/*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License
* at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and
* limitations under the License.
*
* The Original Code is legOS code, released October 17, 1999.
*
* The Initial Developer of the Original Code is Markus L. Noga.
* Portions created by Markus L. Noga are Copyright (C) 1999
* Markus L. Noga. All Rights Reserved.
*
* Contributor(s): Markus L. Noga <markus@noga.de>
*/
#ifndef __string_h__
#define __string_h__
#ifdef __cplusplus
extern "C" {
#endif
#include <mem.h>
///////////////////////////////////////////////////////////////////////
//
// Functions
//
///////////////////////////////////////////////////////////////////////
//! copy memory block from src to dest.
/*! \param dest destination
\param src source
\param size number of bytes to copy
\warning behaviour is undefined in case source and destination
blocks overlap.
*/
extern void *memcpy(void *dest, const void *src, size_t size);
//! fill memory block with a byte value.
/*! \param s start
\param c byte fill value
\param n number of bytes to fill
*/
extern void *memset(void *s, int c, size_t n);
//! Copy null-terminated string from src to dest
/*! \param src source
\param dest destination
\return pointer to dest
*/
extern char *strcpy(char *dest, const char *src);
//! Determine string length
/*! \param s string
\return string length
*/
extern int strlen(const char *s);
//! Compare two strings
/*! \param s1 first string
\param s2 second string
\return <0: s1<s2, ==0: s1==s2, >0: s1>s2
*/
extern int strcmp(const char *s1, const char *s2);
#ifdef __cplusplus
}
#endif
#endif // __string_h__
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