Function int_to_bytes

src/rsa_oracle_attack.py:30–36

(i, min_size=None)

    
# RSA Oracle Attack Component 
def int_to_bytes(i, min_size=None):
    # i might be a gmpy2 big integer; convert back to a Python int
    i = int(i)
    b = i.to_bytes((i.bit_length()+7)//8, byteorder='big')
    if min_size != None and len(b) < min_size:
        b = b'\x00'*(min_size-len(b)) + b
    return b
    
def bytes_to_int(b):
    return int.from_bytes(b, byteorder='big')