src/devices/rtc/lib/rtc/librtc.c - fuchsia - Git at Google

 // Copyright 2018 The Fuchsia Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.

 #include "include/librtc.h"

 uint8_t to_bcd(uint8_t binary) { return (uint8_t)(((binary / 10) << 4) | (binary % 10)); }

 uint8_t from_bcd(uint8_t bcd) { return ((bcd >> 4) * 10) + (bcd & 0xf); }
	// Copyright 2018 The Fuchsia Authors. All rights reserved.
	// Use of this source code is governed by a BSD-style license that can be
	// found in the LICENSE file.

	#include "include/librtc.h"

	uint8_t to_bcd(uint8_t binary) { return (uint8_t)(((binary / 10) << 4) \| (binary % 10)); }

	uint8_t from_bcd(uint8_t bcd) { return ((bcd >> 4) * 10) + (bcd & 0xf); }