#include <stdio.h>
#include <arpa/inet.h>
#include <openssl/sha.h>

void main(int argc, const char *argv[]) {
  int i;
  unsigned char buffer[SHA256_DIGEST_LENGTH];
  SHA256_CTX c;

  SHA256_Init(&c);
  for (i =0; i<64; i++)  SHA256_Update(&c, "*", 1);

  c.h[0] = htole32(0x5a97c8de);
  c.h[1] = htole32(0x6b858a3b);
  c.h[2] = htole32(0xb145b626);
  c.h[3] = htole32(0x61bb511e);
  c.h[4] = htole32(0xb7c77aeb);
  c.h[5] = htole32(0x1ef0cf86);
  c.h[6] = htole32(0xd585d8b8);
  c.h[7] = htole32(0x1ecef2e7);    
 

  // Append the additional message
  SHA256_Update(&c, " and at Cambridge", 17);
  SHA256_Final(buffer, &c);
  for (i = 0; i < 32; i++) {
      printf("%02x", buffer[i]);
  }
  printf("\n");
}