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/******************************************************************************
*
* Filename: p_string.c
*
* Instantiation of basic string operations to prevent inclusion of full
* string library. These are simple implementations not necessarily optimized
* for speed, but rather to show intent.
*
* Revision information:
*
* 20AUG2004 kb_admin initial creation
* 12JAN2005 kb_admin minor updates
*
* BEGIN_KBDD_BLOCK
* No warranty, expressed or implied, is included with this software. It is
* provided "AS IS" and no warranty of any kind including statutory or aspects
* relating to merchantability or fitness for any purpose is provided. All
* intellectual property rights of others is maintained with the respective
* owners. This software is not copyrighted and is intended for reference
* only.
* END_BLOCK
*
* $FreeBSD: release/9.1.0/sys/boot/arm/at91/libat91/p_string.c 163533 2006-10-20 09:12:05Z imp $
*****************************************************************************/
#include "lib.h"
/*
* .KB_C_FN_DEFINITION_START
* void p_memset(char *buffer, char value, int size)
* This global function sets memory at the pointer for the specified
* number of bytes to value.
* .KB_C_FN_DEFINITION_END
*/
void
p_memset(char *buffer, char value, int size)
{
while (size--)
*buffer++ = value;
}
/*
* .KB_C_FN_DEFINITION_START
* int p_memcmp(char *to, char *from, unsigned size)
* This global function compares data at to against data at from for
* size bytes. Returns 0 if the locations are equal. size must be
* greater than 0.
* .KB_C_FN_DEFINITION_END
*/
int
p_memcmp(const char *to, const char *from, unsigned size)
{
while ((--size) && (*to++ == *from++))
continue;
return (*to != *from);
}