platform_external_selinux/libsepol/tests/helpers.c
2008-08-19 15:30:36 -04:00

81 lines
2.1 KiB
C

/*
* Author: Joshua Brindle <jbrindle@tresys.com>
* Chad Sellers <csellers@tresys.com>
*
* Copyright (C) 2006 Tresys Technology, LLC
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* This has helper functions that are common between tests */
#include "helpers.h"
#include "parse_util.h"
#include <sepol/policydb/expand.h>
#include <sepol/policydb/avrule_block.h>
#include <CUnit/Basic.h>
#include <stdlib.h>
#include <limits.h>
int test_load_policy(policydb_t * p, int policy_type, int mls, const char *test_name, const char *policy_name)
{
char filename[PATH_MAX];
if (mls) {
if (snprintf(filename, PATH_MAX, "policies/%s/%s.mls", test_name, policy_name) < 0) {
return -1;
}
} else {
if (snprintf(filename, PATH_MAX, "policies/%s/%s.std", test_name, policy_name) < 0) {
return -1;
}
}
if (policydb_init(p)) {
fprintf(stderr, "Out of memory");
return -1;
}
p->policy_type = policy_type;
p->mls = mls;
if (read_source_policy(p, filename, test_name)) {
fprintf(stderr, "failed to read policy %s\n", filename);
policydb_destroy(p);
return -1;
}
return 0;
}
avrule_decl_t *test_find_decl_by_sym(policydb_t * p, int symtab, char *sym)
{
scope_datum_t *scope = (scope_datum_t *) hashtab_search(p->scope[symtab].table, sym);
if (scope == NULL) {
return NULL;
}
if (scope->scope != SCOPE_DECL) {
return NULL;
}
if (scope->decl_ids_len != 1) {
return NULL;
}
return p->decl_val_to_struct[scope->decl_ids[0] - 1];
}