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89 lines
3.4 KiB
89 lines
3.4 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <jni.h>
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#include <jvmti.h>
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#include "android-base/logging.h"
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#include "jni_binder.h"
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#include "jvmti_helper.h"
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#include "scoped_local_ref.h"
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#include "test_env.h"
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namespace art {
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extern void register_art_Main(jvmtiEnv*, JNIEnv*);
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extern void register_android_jvmti_cts_JvmtiRedefineClassesTest(jvmtiEnv*, JNIEnv*);
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extern void register_android_jvmti_cts_JvmtiTaggingTest(jvmtiEnv*, JNIEnv*);
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extern void register_android_jvmti_cts_JvmtiTrackingTest(jvmtiEnv*, JNIEnv*);
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extern void register_android_jvmti_cts_JvmtiRunTestBasedTest(jvmtiEnv*, JNIEnv*);
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static void InformMainAttach(jvmtiEnv* jenv,
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JNIEnv* env,
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const char* class_name,
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const char* method_name) {
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// Register native methods from available classes
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// The agent is used with each test class, but we don't know which class is currently available.
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// For that reason, we try to register the native methods in each one. Each function returns
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// without throwing an error if the specified class can't be found.
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register_art_Main(jenv, env);
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register_android_jvmti_cts_JvmtiRedefineClassesTest(jenv, env);
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register_android_jvmti_cts_JvmtiTaggingTest(jenv, env);
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register_android_jvmti_cts_JvmtiTrackingTest(jenv, env);
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register_android_jvmti_cts_JvmtiRunTestBasedTest(jenv, env);
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// Use JNI to load the class.
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ScopedLocalRef<jclass> klass(env, GetClass(jenv, env, class_name, nullptr));
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CHECK(klass.get() != nullptr) << class_name;
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jmethodID method = env->GetStaticMethodID(klass.get(), method_name, "()V");
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CHECK(method != nullptr);
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env->CallStaticVoidMethod(klass.get(), method);
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}
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static constexpr const char* kMainClass = "art/CtsMain";
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static constexpr const char* kMainClassStartup = "startup";
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extern "C" JNIEXPORT jint JNICALL Agent_OnLoad(JavaVM* vm,
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char* options ATTRIBUTE_UNUSED,
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void* reserved ATTRIBUTE_UNUSED) {
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if (vm->GetEnv(reinterpret_cast<void**>(&jvmti_env), JVMTI_VERSION_1_0) != 0) {
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LOG(FATAL) << "Could not get shared jvmtiEnv";
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}
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SetStandardCapabilities(jvmti_env);
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return 0;
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}
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extern "C" JNIEXPORT jint JNICALL Agent_OnAttach(JavaVM* vm,
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char* options ATTRIBUTE_UNUSED,
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void* reserved ATTRIBUTE_UNUSED) {
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JNIEnv* env;
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CHECK_EQ(0, vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6))
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<< "Could not get JNIEnv";
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if (vm->GetEnv(reinterpret_cast<void**>(&jvmti_env), JVMTI_VERSION_1_0) != 0) {
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LOG(FATAL) << "Could not get shared jvmtiEnv";
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}
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SetStandardCapabilities(jvmti_env);
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InformMainAttach(jvmti_env, env, kMainClass, kMainClassStartup);
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return 0;
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}
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} // namespace art
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