#ifndef __BINARYCONST_H__
#define __BINARYCONST_H__
/* Macros for allowing binary constants in C
* By Tom Torfs - donated to the public domain */
#define HEX__(n) 0x##n##LU
/* 8-bit conversion function */
#define B8__(x) ((x&0x0000000FLU)?1:0) \
+((x&0x000000F0LU)?2:0) \
+((x&0x00000F00LU)?4:0) \
+((x&0x0000F000LU)?8:0) \
+((x&0x000F0000LU)?16:0) \
+((x&0x00F00000LU)?32:0) \
+((x&0x0F000000LU)?64:0) \
+((x&0xF0000000LU)?128:0)
/*
* *** USER MACROS ***
*/
/* for upto 8-bit binary constants */
#define B8(d) ((unsigned char)B8__(HEX__(d)))
/* for upto 16-bit binary constants, MSB first */
#define B16(dmsb,dlsb) (((unsigned short)B8(dmsb)<<8) + B8(dlsb))
/*
* Sample usage:
* B8(01010101) = 85
* B16(10101010,01010101) = 43605
*/
#endif /* __BINARYCONST_H__ */