xref: /aosp_15_r20/external/selinux/libselinux/fuzzers/AndroidSetcontextFuzzer.cpp (revision 2d543d20722ada2425b5bdab9d0d1d29470e7bba)
1 /*
2  * Copyright 2020 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 <fuzzer/FuzzedDataProvider.h>
18 #include <stddef.h>
19 #include <stdint.h>
20 #include <string>
21 
22 #include <selinux/android.h>
23 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)24 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
25   FuzzedDataProvider fdp(data, size);
26   uid_t uid = fdp.ConsumeIntegral<int>();
27   bool isSystemServer = fdp.ConsumeBool();
28   std::string pkgname = fdp.ConsumeRandomLengthString();
29   std::string seinfo = fdp.ConsumeRemainingBytesAsString();
30 
31   selinux_android_setcontext(uid, isSystemServer, seinfo.c_str(), pkgname.c_str());
32 
33   return 0;
34 }
35