inet/tst-getni1.c

   1 #include <netdb.h>
   2 #include <stdio.h>
   3 #include <sys/socket.h>
   4
   5 static int
   6 do_test (void)
   7 {
   8   int retval = 0;
   9
  10   struct sockaddr_in s;
  11   s.sin_family = AF_INET;
  12   s.sin_port = 80;
  13   s.sin_addr.s_addr = INADDR_LOOPBACK;
  14   int r = getnameinfo((struct sockaddr *) &s, sizeof (s), NULL, 0, NULL, 0,
  15                       NI_NUMERICHOST | NI_NUMERICSERV);
  16   printf("r = %d\n", r);
  17   if (r != 0)
  18     {
  19       puts ("failed without NI_NAMEREQD");
  20       retval = 1;
  21     }
  22
  23   r = getnameinfo((struct sockaddr *) &s, sizeof (s), NULL, 0, NULL, 0,
  24                   NI_NUMERICHOST | NI_NUMERICSERV | NI_NAMEREQD);
  25   printf("r = %d\n", r);
  26   if (r != EAI_NONAME)
  27     {
  28       puts ("did not fail with EAI_NONAME with NI_NAMEREQD set");
  29       retval = 1;
  30     }
  31
  32   return retval;
  33 }
  34
  35 #define TEST_FUNCTION do_test ()
  36 #include "../test-skeleton.c"