#include <stdio.h>
#include <rpc/rpc.h>

void die (char *msg)
{
  fprintf(stderr,"%s\n",msg);
  exit(1);
}

main (int argc, char **argv)
{
  char buf[MAXNETNAMELEN + 1];
  des_block block;
  uid_t uid;
  char *netname;

  if (argc < 3)
    die("supply uid and netname");

  sscanf(argv[1], "%d", &uid);
  netname = argv[2];
  memset(buf, 0, sizeof(buf));
  snprintf(buf, sizeof(buf), "ssh.%04X", uid);
  memcpy(block.c, buf, sizeof(block.c));
  if (key_encryptsession(netname, &block) != 0)
    die("key_encryptsession failed");
  printf("SUN-DES-1 magic phrase (uid %d, netname %s):\n  %08X%08X\n",
         uid,
         netname,
         ntohl(block.key.high),
         ntohl(block.key.low));
}