2 Unix SMB/Netbios implementation.
5 Copyright (C) Tim Potter 2000
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 3 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "se_access_check_utils.h"
29 struct ace_entry acl_denysome[] = {
30 { SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT,
31 GENERIC_ALL_ACCESS, "user1" },
32 { SEC_ACE_TYPE_ACCESS_DENIED, SEC_ACE_FLAG_CONTAINER_INHERIT,
33 GENERIC_ALL_ACCESS, "user3" },
34 { SEC_ACE_TYPE_ACCESS_ALLOWED, SEC_ACE_FLAG_CONTAINER_INHERIT,
35 GENERIC_ALL_ACCESS, "S-1-1-0" },
39 BOOL denysome_check(struct passwd *pw, int ngroups, gid_t *groups)
41 uint32 acc_granted, status;
46 /* Check only user1 and user3 denied access */
48 result = se_access_check(sd, pw->pw_uid, pw->pw_gid,
50 SEC_RIGHTS_MAXIMUM_ALLOWED,
51 &acc_granted, &status);
53 len1 = (int)strlen(pw->pw_name) - strlen("user1");
54 len2 = (int)strlen(pw->pw_name) - strlen("user3");
56 if ((strncmp("user1", &pw->pw_name[MAX(len1, 0)],
57 strlen("user1")) == 0) ||
58 (strncmp("user3", &pw->pw_name[MAX(len2, 0)],
59 strlen("user3")) == 0)) {
60 if (result || acc_granted != 0) {
61 printf("FAIL: access not denied for %s\n",
65 if (!result || acc_granted != GENERIC_ALL_ACCESS) {
66 printf("FAIL: access denied for %s\n", pw->pw_name);
70 printf("result %s for user %s\n", result ? "allowed" : "denied",
78 int main(int argc, char **argv)
82 generate_wellknown_sids();
84 /* Create security descriptor */
86 sd = build_sec_desc(acl_denysome, NULL, NULL_SID, NULL_SID);
89 printf("FAIL: could not build security descriptor\n");
95 visit_pwdb(denysome_check);