File: bcd.c

package info (click to toggle)
linux 6.12.63-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,675,632 kB
  • sloc: ansic: 25,912,022; asm: 269,631; sh: 136,601; python: 65,458; makefile: 55,710; perl: 37,753; xml: 19,284; cpp: 5,895; yacc: 4,927; lex: 2,939; awk: 1,594; sed: 28; ruby: 25
file content (17 lines) | stat: -rw-r--r-- 338 bytes parent folder | download | duplicates (23) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
// SPDX-License-Identifier: GPL-2.0
#include <linux/bcd.h>
#include <linux/export.h>

unsigned _bcd2bin(unsigned char val)
{
	return (val & 0x0f) + (val >> 4) * 10;
}
EXPORT_SYMBOL(_bcd2bin);

unsigned char _bin2bcd(unsigned val)
{
	const unsigned int t = (val * 103) >> 10;

	return (t << 4) | (val - t * 10);
}
EXPORT_SYMBOL(_bin2bcd);