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/**
** @file memclr.c
**
** @author Numerous CSCI-452 classes
**
** @brief C implementations of common library functions
*/
#ifndef MEMCLR_SRC_INC
#define MEMCLR_SRC_INC
#include <common.h>
#include <lib.h>
/**
** memclr(buf,len)
**
** Initialize all bytes of a block of memory to zero
**
** @param buf The buffer to initialize
** @param len Buffer size (in bytes)
*/
void memclr(void *buf, register uint32_t len)
{
register uint8_t *dest = buf;
/*
** We could speed this up by unrolling it and clearing
** words at a time (instead of bytes).
*/
while (len--) {
*dest++ = 0;
}
}
#endif
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