1 /*
2  * Copyright (C) 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 <nativehelper/JNIHelp.h>
18 #include "jni.h"
19 
20 #define LOG_TAG "TetheringJni"
21 #include <android/log.h>
22 
23 namespace android {
24 
25 int register_android_net_util_TetheringUtils(JNIEnv* env);
26 int register_com_android_networkstack_tethering_BpfMap(JNIEnv* env);
27 int register_com_android_networkstack_tethering_BpfCoordinator(JNIEnv* env);
28 int register_com_android_networkstack_tethering_BpfUtils(JNIEnv* env);
29 
JNI_OnLoad(JavaVM * vm,void *)30 extern "C" jint JNI_OnLoad(JavaVM* vm, void*) {
31     JNIEnv *env;
32     if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) {
33         __android_log_print(ANDROID_LOG_FATAL, LOG_TAG, "ERROR: GetEnv failed");
34         return JNI_ERR;
35     }
36 
37     if (register_android_net_util_TetheringUtils(env) < 0) return JNI_ERR;
38 
39     if (register_com_android_networkstack_tethering_BpfMap(env) < 0) return JNI_ERR;
40 
41     if (register_com_android_networkstack_tethering_BpfCoordinator(env) < 0) return JNI_ERR;
42 
43     if (register_com_android_networkstack_tethering_BpfUtils(env) < 0) return JNI_ERR;
44 
45     return JNI_VERSION_1_6;
46 }
47 
48 }; // namespace android
49