1 /*
2  * Copyright (C) 2017 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 // See the comments in update_verifier.cpp.
18 
19 #include <string>
20 
21 #include <android-base/logging.h>
22 #include <android-base/properties.h>
23 
24 #include "update_verifier/update_verifier.h"
25 
main(int argc,char ** argv)26 int main(int argc, char** argv) {
27   std::string s = android::base::GetProperty("ro.boot.slot_suffix", "");
28 
29   if (s.empty()) {
30     return 0;  // non-A/B update device, so we quit
31   }
32 
33   // Set up update_verifier logging to be written to kmsg; because we may not have Logd during
34   // boot time.
35   android::base::InitLogging(argv, &android::base::KernelLogger);
36 
37   return update_verifier(argc, argv);
38 }
39