testsuite/smbd/se_access_check_empty.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 1.9.
   4    Security context tests
   5    Copyright (C) Tim Potter 2000
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #include "includes.h"
  23 #include "se_access_check_utils.h"
  24
  25 /* Globals */
  26
  27 BOOL failed;
  28 SEC_DESC *sd;
  29
  30 struct ace_entry acl_empty[] = {
  31         { 0, 0, 0, NULL}
  32 };
  33
  34 /* Check that access is always allowed for a NULL security descriptor */
  35
  36 BOOL emptysd_check(struct passwd *pw, int ngroups, gid_t *groups)
  37 {
  38         uint32 acc_granted, status;
  39         BOOL result;
  40
  41         /* For no DACL, access is allowed and the desired access mask is
  42            returned */
  43
  44         result = se_access_check(sd, pw->pw_uid, pw->pw_gid,
  45                                  ngroups, groups,
  46                                  SEC_RIGHTS_MAXIMUM_ALLOWED,
  47                                  &acc_granted, &status);
  48
  49         if (!result || !(acc_granted == SEC_RIGHTS_MAXIMUM_ALLOWED)) {
  50                 printf("FAIL: no dacl for %s (%d/%d)\n", pw->pw_name,
  51                        pw->pw_uid, pw->pw_gid);
  52                 failed = True;
  53         }
  54
  55         result = se_access_check(sd, pw->pw_uid, pw->pw_gid,
  56                                  ngroups, groups, 0x1234,
  57                                  &acc_granted, &status);
  58
  59         if (!result || !(acc_granted == 0x1234)) {
  60                 printf("FAIL: no dacl2 for %s (%d/%d)\n", pw->pw_name,
  61                        pw->pw_uid, pw->pw_gid);
  62                 failed = True;
  63         }
  64
  65         /* If desired access mask is empty then no access is allowed */
  66
  67         result = se_access_check(sd, pw->pw_uid, pw->pw_gid,
  68                                  ngroups, groups, 0,
  69                                  &acc_granted, &status);
  70
  71         if (result) {
  72                 printf("FAIL: zero desired access for %s (%d/%d)\n",
  73                        pw->pw_name, pw->pw_uid, pw->pw_gid);
  74                 failed = True;
  75         }
  76
  77         return True;
  78 }
  79
  80 /* Main function */
  81
  82 int main(int argc, char **argv)
  83 {
  84         /* Initialisation */
  85
  86         generate_wellknown_sids();
  87
  88         /* Create security descriptor */
  89
  90         sd = build_sec_desc(acl_empty, NULL, NULL_SID, NULL_SID);
  91
  92         if (!sd) {
  93                 printf("FAIL: could not build security descriptor\n");
  94                 return 1;
  95         }
  96
  97         /* Run test */
  98
  99         visit_pwdb(emptysd_check);
 100
 101         /* Return */
 102
 103         if (!failed) {
 104                 printf("PASS\n");
 105                 return 0;
 106         }
 107
 108         return 1;
 109 }