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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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