8 static const unsigned primes[64] =
10 2, 3, 5, 7, 11, 13, 17, 19, 23, 29,
11 31, 37, 41, 43, 47, 53, 59, 61, 67, 71,
12 73, 79, 83, 89, 97, 101, 103, 107, 109, 113,
13 127, 131, 137, 139, 149, 151, 157, 163, 167, 173,
14 179, 181, 191, 193, 197, 199, 211, 223, 227, 229,
15 233, 239, 241, 251, 257, 263, 269, 271, 277, 281,
19 int main(int argc UNUSED, char **argv UNUSED)
22 static const double third = 1.0/3;
24 printf("SHA-256 constants: \n");
27 double root = pow(primes[i++], third);
28 double fraction = root - floor(root);
29 double value = floor(ldexp(fraction, 32));
31 printf("0x%lxUL, ", (unsigned long) value);
36 printf("\nSHA-256 initial values: \n");
40 double root = pow(primes[i++], 0.5);
41 double fraction = root - (floor(root));
42 double value = floor(ldexp(fraction, 32));
44 printf("0x%lxUL, ", (unsigned long) value);