source3/tests/trapdoor.c

   1 /* test for a trapdoor uid system */
   2
   3 #include <stdlib.h>
   4 #include <unistd.h>
   5 #include <stdio.h>
   6
   7 main()
   8 {
   9         if (getuid() != 0) {
  10                 fprintf(stderr,"ERROR: This test must be run as root - assuming non-trapdoor system\n");
  11                 exit(0);
  12         }
  13
  14         if (seteuid(1) != 0) exit(1);
  15         if (geteuid() != 1) exit(1);
  16         if (seteuid(0) != 0) exit(1);
  17         if (geteuid() != 0) exit(1);
  18
  19         if (setegid(1) != 0) exit(1);
  20         if (getegid() != 1) exit(1);
  21         if (setegid(0) != 0) exit(1);
  22         if (getegid() != 0) exit(1);
  23
  24         exit(0);
  25 }