text: /*
   * Copyright (C) 2017 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #define LOG_TAG "VintfRuntimeInfo"
  //#define LOG_NDEBUG 0
  
  #include <nativehelper/JNIHelp.h>
  #include <vintf/VintfObject.h>
  #include <vintf/parse_string.h>
  #include <vintf/parse_xml.h>
  
  #include "core_jni_helpers.h"
  
  namespace android {
  
  using vintf::RuntimeInfo;
  using vintf::VintfObject;
  
  #define MAP_STRING_METHOD(javaMethod, cppString, flags)                                \
      static jstring android_os_VintfRuntimeInfo_##javaMethod(JNIEnv* env, jclass clazz) \
      {                                                                                  \
          std::shared_ptr<const RuntimeInfo> info = VintfObject::GetRuntimeInfo(         \
                  false /* skipCache */, flags);                                         \
          if (info == nullptr) return nullptr;                                           \
          return env->NewStringUTF((cppString).c_str());                                 \
      }                                                                                  \
  
  MAP_STRING_METHOD(getCpuInfo, info->cpuInfo(), RuntimeInfo::FetchFlag::CPU_INFO);
  MAP_STRING_METHOD(getOsName, info->osName(), RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getNodeName, info->nodeName(), RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getOsRelease, info->osRelease(), RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getOsVersion, info->osVersion(), RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getHardwareId, info->hardwareId(), RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getKernelVersion, vintf::to_string(info->kernelVersion()),
                    RuntimeInfo::FetchFlag::CPU_VERSION);
  MAP_STRING_METHOD(getBootAvbVersion, vintf::to_string(info->bootAvbVersion()),
                    RuntimeInfo::FetchFlag::AVB);
  MAP_STRING_METHOD(getBootVbmetaAvbVersion, vintf::to_string(info->bootVbmetaAvbVersion()),
                    RuntimeInfo::FetchFlag::AVB);
  
  
  static jlong android_os_VintfRuntimeInfo_getKernelSepolicyVersion(JNIEnv *env, jclass clazz)
  {
      std::shared_ptr<const RuntimeInfo> info = VintfObject::GetRuntimeInfo(
          false /* skipCache */, RuntimeInfo::FetchFlag::POLICYVERS);
      if (info == nullptr) return 0;
      return static_cast<jlong>(info->kernelSepolicyVersion());
  }
  
  // ----------------------------------------------------------------------------
  
  static const JNINativeMethod gVintfRuntimeInfoMethods[] = {
      {"getKernelSepolicyVersion", "()J", (void*)android_os_VintfRuntimeInfo_getKernelSepolicyVersion},
      {"getCpuInfo", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getCpuInfo},
      {"getOsName", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsName},
      {"getNodeName", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getNodeName},
      {"getOsRelease", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsRelease},
      {"getOsVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsVersion},
      {"getHardwareId", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getHardwareId},
      {"getKernelVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getKernelVersion},
      {"getBootAvbVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getBootAvbVersion},
      {"getBootVbmetaAvbVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getBootVbmetaAvbVersion},
  };
  
  const char* const kVintfRuntimeInfoPathName = "android/os/VintfRuntimeInfo";
  
  int register_android_os_VintfRuntimeInfo(JNIEnv* env)
  {
      return RegisterMethodsOrDie(env, kVintfRuntimeInfoPathName, gVintfRuntimeInfoMethods, NELEM(gVintfRuntimeInfoMethods));
  }
  
  };
  