Setting/Getting a specific bit in an unsigned char

gistfile1.c

/// x: 8-bit value.   k: bit position to set, range is 0-7.   b: set bit to this, either 1 or 0
unsigned char SetBit(unsigned char x, unsigned char k, unsigned char b) {
   return (b ?  (x | (0x01 << k))  :  (x & ~(0x01 << k)) );
              //   Set bit to 1           Set bit to 0
}


unsigned char GetBit(unsigned char x, unsigned char k) {
   return ((x & (0x01 << k)) != 0);
}