/* Permission is hereby granted to copy, modify and redistribute this code * in terms of the GNU Library General Public License, Version 2 or later, * at your option. */ /* macros to translate to/from binary and binary-coded decimal (frequently * found in RTC chips). */ #ifndef _BCD_H #define _BCD_H #include <linux/compiler.h> unsigned bcd2bin(unsigned char val) __attribute_const__; unsigned char bin2bcd(unsigned val) __attribute_const__; #define BCD2BIN(val) bcd2bin(val) #define BIN2BCD(val) bin2bcd(val) /* backwards compat */ #define BCD_TO_BIN(val) ((val)=BCD2BIN(val)) #define BIN_TO_BCD(val) ((val)=BIN2BCD(val)) #endif /* _BCD_H */