1 /**
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <androidfw/ApkAssets.h>
18
19 #include <vector>
20 #include "../includes/common.h"
21 #include "../includes/memutils.h"
22
23 using android::LoadedArsc;
24
25 bool testInProgress = false;
26 char enable_selective_overload = ENABLE_NONE;
27 FILE *file = nullptr;
28
29 struct sigaction new_action, old_action;
sigsegv_handler(int signum,siginfo_t * info,void * context)30 void sigsegv_handler(int signum, siginfo_t *info, void *context) {
31 if (testInProgress && info->si_signo == SIGSEGV) {
32 (*old_action.sa_sigaction)(signum, info, context);
33 return;
34 }
35 _exit(EXIT_FAILURE);
36 }
37
exitHandler(void)38 void exitHandler(void) {
39 if (file) {
40 fclose(file);
41 file = nullptr;
42 }
43 }
44
main(int argc,char ** argv)45 int main(int argc, char **argv) {
46 atexit(exitHandler);
47 sigemptyset(&new_action.sa_mask);
48 new_action.sa_flags = SA_SIGINFO;
49 new_action.sa_sigaction = sigsegv_handler;
50 sigaction(SIGSEGV, &new_action, &old_action);
51 FAIL_CHECK(argc >= 2);
52 file = fopen(argv[1], "r");
53 FAIL_CHECK(file);
54 fseek(file, 0, SEEK_END);
55 size_t size = ftell(file);
56 fseek(file, 0, SEEK_SET);
57 enable_selective_overload = ENABLE_ALL;
58 std::vector<uint8_t> buffer(size);
59 enable_selective_overload = ENABLE_FREE_CHECK | ENABLE_REALLOC_CHECK;
60 FAIL_CHECK(fread((void *)buffer.data(), 1, size, file) == size);
61 testInProgress = true;
62 LoadedArsc::Load(buffer.data(), size);
63 testInProgress = false;
64 return EXIT_SUCCESS;
65 }
66