import "./IVconstants.code" as IVconstants 
import "./shaRoundNoBoolCheck.code" as sha256 

// A function that takes 2 field[256] arrays as inputs 
// and returns their sha256 compression function as an array of 256 field elements.
// In contrast to full_round.code no padding is being applied 
def main(field[256] a, field[256] b) -> (field[256]):

    // a and b is NOT checked to be of type bool

    IV =  IVconstants()
    digest =  sha256(a, b, IV)
    //digest is constraint to be of type bool 

    return digest