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/* $OpenBSD: bcd.c,v 1.1 2013/10/28 22:13:12 miod Exp $ */
/* $NetBSD: bcd.c,v 1.1 2006/03/11 15:40:07 kleink Exp $ */
/*
* Convert a single byte between (unsigned) packed bcd and binary.
* Public domain.
*/
#include <lib/libkern/libkern.h>
unsigned int
bcdtobin(unsigned int bcd)
{
return (((bcd >> 4) & 0x0f) * 10 + (bcd & 0x0f));
}
unsigned int
bintobcd(unsigned int bin)
{
return ((((bin / 10) << 4) & 0xf0) | (bin % 10));
}
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