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 #define LOG_TAG "VintfRuntimeInfo"
18 //#define LOG_NDEBUG 0
19
20 #include <nativehelper/JNIHelp.h>
21 #include <vintf/VintfObject.h>
22 #include <vintf/parse_string.h>
23 #include <vintf/parse_xml.h>
24
25 #include "core_jni_helpers.h"
26
27 namespace android {
28
29 using vintf::RuntimeInfo;
30 using vintf::VintfObject;
31
32 #define MAP_STRING_METHOD(javaMethod, cppString) \
33 static jstring android_os_VintfRuntimeInfo_##javaMethod(JNIEnv* env, jclass clazz) \
34 { \
35 const RuntimeInfo *info = VintfObject::GetRuntimeInfo(); \
36 if (info == nullptr) return nullptr; \
37 return env->NewStringUTF((cppString).c_str()); \
38 } \
39
40 MAP_STRING_METHOD(getCpuInfo, info->cpuInfo());
41 MAP_STRING_METHOD(getOsName, info->osName());
42 MAP_STRING_METHOD(getNodeName, info->nodeName());
43 MAP_STRING_METHOD(getOsRelease, info->osRelease());
44 MAP_STRING_METHOD(getOsVersion, info->osVersion());
45 MAP_STRING_METHOD(getHardwareId, info->hardwareId());
46 MAP_STRING_METHOD(getKernelVersion, vintf::to_string(info->kernelVersion()));
47 MAP_STRING_METHOD(getBootAvbVersion, vintf::to_string(info->bootAvbVersion()));
48 MAP_STRING_METHOD(getBootVbmetaAvbVersion, vintf::to_string(info->bootVbmetaAvbVersion()));
49
50
android_os_VintfRuntimeInfo_getKernelSepolicyVersion(JNIEnv * env,jclass clazz)51 static jlong android_os_VintfRuntimeInfo_getKernelSepolicyVersion(JNIEnv *env, jclass clazz)
52 {
53 const RuntimeInfo *info = VintfObject::GetRuntimeInfo();
54 if (info == nullptr) return 0;
55 return static_cast<jlong>(info->kernelSepolicyVersion());
56 }
57
58 // ----------------------------------------------------------------------------
59
60 static const JNINativeMethod gVintfRuntimeInfoMethods[] = {
61 {"getKernelSepolicyVersion", "()J", (void*)android_os_VintfRuntimeInfo_getKernelSepolicyVersion},
62 {"getCpuInfo", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getCpuInfo},
63 {"getOsName", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsName},
64 {"getNodeName", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getNodeName},
65 {"getOsRelease", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsRelease},
66 {"getOsVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getOsVersion},
67 {"getHardwareId", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getHardwareId},
68 {"getKernelVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getKernelVersion},
69 {"getBootAvbVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getBootAvbVersion},
70 {"getBootVbmetaAvbVersion", "()Ljava/lang/String;", (void*)android_os_VintfRuntimeInfo_getBootVbmetaAvbVersion},
71 };
72
73 const char* const kVintfRuntimeInfoPathName = "android/os/VintfRuntimeInfo";
74
register_android_os_VintfRuntimeInfo(JNIEnv * env)75 int register_android_os_VintfRuntimeInfo(JNIEnv* env)
76 {
77 return RegisterMethodsOrDie(env, kVintfRuntimeInfoPathName, gVintfRuntimeInfoMethods, NELEM(gVintfRuntimeInfoMethods));
78 }
79
80 };
81