#include <hwo/chksum.h>

#include <stdlib.h>
#include <string.h>


void chksum(avrChksum* chksum,void* block,uint8_t len)
{
	uint8_t p;
	uint8_t *b = (uint8_t*)block;

	if (chksum == NULL)
		return;
		
	chksum->combined = 0x00;
	
	for (p=0;p<len;p++)
	{
		chksum->sum8 += b[p];
		chksum->xor8 ^= b[p];
	};
};