reverse_bytes
data = reverse_bytes(data, dbri->pipes[pipe].length);
val = reverse_bytes(val, dbri->pipes[channel].length);
reverse_bytes(q1, len);
reverse_bytes(q2, len);
reverse_bytes(sigstruct->signature, SGX_MODULUS_SIZE);
reverse_bytes(sigstruct->modulus, SGX_MODULUS_SIZE);