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
35int 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
66avrule_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