diff options
Diffstat (limited to 'contrib/sendmail/test/t_seteuid.c')
-rw-r--r-- | contrib/sendmail/test/t_seteuid.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/contrib/sendmail/test/t_seteuid.c b/contrib/sendmail/test/t_seteuid.c deleted file mode 100644 index 9fab898..0000000 --- a/contrib/sendmail/test/t_seteuid.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (c) 1999-2001 Sendmail, Inc. and its suppliers. - * All rights reserved. - * - * By using this file, you agree to the terms and conditions set - * forth in the LICENSE file which can be found at the top level of - * the sendmail distribution. - * - */ - -/* -** This program checks to see if your version of seteuid works. -** Compile it, make it set-user-ID root, and run it as yourself (NOT as -** root). If it won't compile or outputs any MAYDAY messages, don't -** define USESETEUID in conf.h. -** -** NOTE: It is not sufficient to have seteuid in your library. -** You must also have saved uids that function properly. -** -** Compilation is trivial -- just "cc t_seteuid.c". Make it set-user-ID -** root and then execute it as a non-root user. -*/ - -#include <sys/types.h> -#include <unistd.h> -#include <stdio.h> - -#ifndef lint -static char id[] = "@(#)$Id: t_seteuid.c,v 8.8 2001/09/23 03:35:41 ca Exp $"; -#endif /* ! lint */ - -#ifdef __hpux -# define seteuid(e) setresuid(-1, e, -1) -#endif /* __hpux */ - -static void -printuids(str, r, e) - char *str; - uid_t r, e; -{ - printf("%s (should be %d/%d): r/euid=%d/%d\n", str, (int) r, (int) e, - (int) getuid(), (int) geteuid()); -} - -int -main(argc, argv) - int argc; - char **argv; -{ - int fail = 0; - uid_t realuid = getuid(); - - printuids("initial uids", realuid, 0); - - if (geteuid() != 0) - { - printf("SETUP ERROR: re-run set-user-ID root\n"); - exit(1); - } - - if (getuid() == 0) - { - printf("SETUP ERROR: must be run by a non-root user\n"); - exit(1); - } - - if (seteuid(1) < 0) - printf("seteuid(1) failure\n"); - printuids("after seteuid(1)", realuid, 1); - - if (geteuid() != 1) - { - fail++; - printf("MAYDAY! Wrong effective uid\n"); - } - - /* do activity here */ - - if (seteuid(0) < 0) - { - fail++; - printf("seteuid(0) failure\n"); - } - printuids("after seteuid(0)", realuid, 0); - - if (geteuid() != 0) - { - fail++; - printf("MAYDAY! Wrong effective uid\n"); - } - if (getuid() != realuid) - { - fail++; - printf("MAYDAY! Wrong real uid\n"); - } - printf("\n"); - - if (seteuid(2) < 0) - { - fail++; - printf("seteuid(2) failure\n"); - } - printuids("after seteuid(2)", realuid, 2); - - if (geteuid() != 2) - { - fail++; - printf("MAYDAY! Wrong effective uid\n"); - } - - /* do activity here */ - - if (seteuid(0) < 0) - { - fail++; - printf("seteuid(0) failure\n"); - } - printuids("after seteuid(0)", realuid, 0); - - if (geteuid() != 0) - { - fail++; - printf("MAYDAY! Wrong effective uid\n"); - } - if (getuid() != realuid) - { - fail++; - printf("MAYDAY! Wrong real uid\n"); - } - - if (fail) - { - printf("\nThis system cannot use seteuid\n"); - exit(1); - } - - printf("\nIt is safe to define USESETEUID on this system\n"); - exit(0); -} |