1 /*
2 * Author: Joshua Brindle <jbrindle@tresys.com>
3 * Chad Sellers <csellers@tresys.com>
4 *
5 * Copyright (C) 2006 Tresys Technology, LLC
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library 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 GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 /* This has helper functions that are common between tests */
23
24 #include "helpers.h"
25 #include "parse_util.h"
26
27 #include <sepol/policydb/expand.h>
28 #include <sepol/policydb/avrule_block.h>
29
30 #include <CUnit/Basic.h>
31
32 #include <stdlib.h>
33 #include <limits.h>
34
test_load_policy(policydb_t * p,int policy_type,int mls,const char * test_name,const char * policy_name)35 int test_load_policy(policydb_t * p, int policy_type, int mls, const char *test_name, const char *policy_name)
36 {
37 char filename[PATH_MAX];
38
39 if (mls) {
40 if (snprintf(filename, PATH_MAX, "policies/%s/%s.mls", test_name, policy_name) < 0) {
41 return -1;
42 }
43 } else {
44 if (snprintf(filename, PATH_MAX, "policies/%s/%s.std", test_name, policy_name) < 0) {
45 return -1;
46 }
47 }
48
49 if (policydb_init(p)) {
50 fprintf(stderr, "Out of memory");
51 return -1;
52 }
53
54 p->policy_type = policy_type;
55 p->mls = mls;
56
57 if (read_source_policy(p, filename, test_name)) {
58 fprintf(stderr, "failed to read policy %s\n", filename);
59 policydb_destroy(p);
60 return -1;
61 }
62
63 return 0;
64 }
65
test_find_decl_by_sym(policydb_t * p,int symtab,char * sym)66 avrule_decl_t *test_find_decl_by_sym(policydb_t * p, int symtab, char *sym)
67 {
68 scope_datum_t *scope = (scope_datum_t *) hashtab_search(p->scope[symtab].table, sym);
69
70 if (scope == NULL) {
71 return NULL;
72 }
73 if (scope->scope != SCOPE_DECL) {
74 return NULL;
75 }
76 if (scope->decl_ids_len != 1) {
77 return NULL;
78 }
79
80 return p->decl_val_to_struct[scope->decl_ids[0] - 1];
81 }
82