78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
/*
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* Copyright (C) 2018 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 <cstdio>
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#include <iostream>
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#include <mutex>
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#include <vector>
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#include "android-base/logging.h"
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#include "android-base/stringprintf.h"
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#include "jni.h"
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#include "jvmti.h"
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#include "scoped_local_ref.h"
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#include "scoped_utf_chars.h"
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// Test infrastructure
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#include "jvmti_helper.h"
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#include "test_env.h"
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namespace art {
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namespace Test1950UnpreparedTransform {
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jclass kMainClass = nullptr;
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jmethodID kPrepareFunc = nullptr;
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extern "C" JNIEXPORT void ClassLoadCallback(jvmtiEnv* jvmti ATTRIBUTE_UNUSED,
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JNIEnv* env,
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jthread thr ATTRIBUTE_UNUSED,
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jclass klass) {
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env->CallStaticVoidMethod(kMainClass, kPrepareFunc, klass);
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}
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extern "C" JNIEXPORT void JNICALL Java_Main_clearClassLoadHook(
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JNIEnv* env, jclass main ATTRIBUTE_UNUSED, jthread thr) {
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JvmtiErrorToException(env,
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jvmti_env,
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jvmti_env->SetEventNotificationMode(JVMTI_DISABLE,
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JVMTI_EVENT_CLASS_LOAD,
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thr));
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}
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extern "C" JNIEXPORT void JNICALL Java_Main_setupClassLoadHook(
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JNIEnv* env, jclass main, jthread thr) {
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kMainClass = reinterpret_cast<jclass>(env->NewGlobalRef(main));
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kPrepareFunc = env->GetStaticMethodID(main, "doClassLoad", "(Ljava/lang/Class;)V");
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if (env->ExceptionCheck()) {
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return;
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}
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current_callbacks.ClassLoad = ClassLoadCallback;
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if (JvmtiErrorToException(env,
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jvmti_env,
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jvmti_env->SetEventCallbacks(
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¤t_callbacks, sizeof(current_callbacks)))) {
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return;
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}
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JvmtiErrorToException(env,
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jvmti_env,
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jvmti_env->SetEventNotificationMode(JVMTI_ENABLE,
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JVMTI_EVENT_CLASS_LOAD,
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thr));
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}
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} // namespace Test1950UnpreparedTransform
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} // namespace art
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