1 /*
2 * Copyright (C) 2023 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 <android-base/logging.h>
18 #include <fuzzbinder/libbinder_driver.h>
19
20 #include "VoldNativeService.h"
21 #include "sehandle.h"
22
23 using ::android::fuzzService;
24 using ::android::sp;
25
26 struct selabel_handle* sehandle;
27
LLVMFuzzerInitialize(int argc,char argv)28 extern "C" int LLVMFuzzerInitialize(int argc, char argv) {
29 sehandle = selinux_android_file_context_handle();
30 if (!sehandle) {
31 LOG(ERROR) << "Failed to get SELinux file contexts handle in voldFuzzer!";
32 exit(1);
33 }
34 selinux_android_set_sehandle(sehandle);
35 return 0;
36 }
37
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)38 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
39 auto voldService = sp<android::vold::VoldNativeService>::make();
40 fuzzService(voldService, FuzzedDataProvider(data, size));
41 return 0;
42 }