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      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 package android.os;
     18 
     19 import android.annotation.TestApi;
     20 
     21 /**
     22  * Java API for ::android::vintf::RuntimeInfo. Methods return null / 0 on any error.
     23  *
     24  * @hide
     25  */
     26 @TestApi
     27 public class VintfRuntimeInfo {
     28 
     29     private VintfRuntimeInfo() {}
     30 
     31     /**
     32      * @return /sys/fs/selinux/policyvers, via security_policyvers() native call
     33      *
     34      * @hide
     35      */
     36     public static native long getKernelSepolicyVersion();
     37     /**
     38      * @return content of /proc/cpuinfo
     39      *
     40      * @hide
     41      */
     42     @TestApi
     43     public static native String getCpuInfo();
     44     /**
     45      * @return os name extracted from uname() native call
     46      *
     47      * @hide
     48      */
     49     @TestApi
     50     public static native String getOsName();
     51     /**
     52      * @return node name extracted from uname() native call
     53      *
     54      * @hide
     55      */
     56     @TestApi
     57     public static native String getNodeName();
     58     /**
     59      * @return os release extracted from uname() native call
     60      *
     61      * @hide
     62      */
     63     @TestApi
     64     public static native String getOsRelease();
     65     /**
     66      * @return os version extracted from uname() native call
     67      *
     68      * @hide
     69      */
     70     @TestApi
     71     public static native String getOsVersion();
     72     /**
     73      * @return hardware id extracted from uname() native call
     74      *
     75      * @hide
     76      */
     77     @TestApi
     78     public static native String getHardwareId();
     79     /**
     80      * @return kernel version extracted from uname() native call. Format is
     81      * {@code x.y.z}.
     82      *
     83      * @hide
     84      */
     85     @TestApi
     86     public static native String getKernelVersion();
     87     /**
     88      * @return libavb version in OS. Format is {@code x.y}.
     89      *
     90      * @hide
     91      */
     92     public static native String getBootAvbVersion();
     93     /**
     94      * @return libavb version in bootloader. Format is {@code x.y}.
     95      *
     96      * @hide
     97      */
     98     public static native String getBootVbmetaAvbVersion();
     99 }
    100