gf(2) mod
c = a % b
Calculate c = a/b, result is cremainder
gf(2) Polynomial long division
c = a/b
a = b00000000000000000000000000000100
a = 0x00000004
a = x2
b = b00000000000000000000000000101111
b = 0x0000002f
b = x5 + x3 + x2 + x + 1
100 | 101111
cquotient = b00000000000000000000000000000000
cquotient = 0x00000000
cquotient = 0
cremainder = b00000000000000000000000000000100
cremainder = 0x00000004
cremainder = x2