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/*
* Copyright (C) 2013 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.
*/
#include <pthread.h>
#include <cstdio>
#include <iostream>
#include <vector>
#include "android-base/logging.h"
#include "jni.h"
#include "jvmti.h"
#include "scoped_local_ref.h"
#include "scoped_primitive_array.h"
// Test infrastructure
#include "jvmti_helper.h"
#include "test_env.h"
namespace art {
namespace Test1901Bytecodes {
extern "C" JNIEXPORT jbyteArray JNICALL Java_art_Test1901_getBytecodes(JNIEnv* env,
jclass,
jobject jmethod) {
jmethodID method = env->FromReflectedMethod(jmethod);
if (env->ExceptionCheck()) {
return nullptr;
}
unsigned char* bytecodes = nullptr;
jint bytecodes_size = 0;
if (JvmtiErrorToException(env,
jvmti_env,
jvmti_env->GetBytecodes(method, &bytecodes_size, &bytecodes))) {
return nullptr;
}
jbyteArray out = env->NewByteArray(bytecodes_size);
if (env->ExceptionCheck()) {
return nullptr;
} else if (bytecodes_size == 0) {
return out;
}
jbyte* bytes = env->GetByteArrayElements(out, /* is_copy */ nullptr);
memcpy(bytes, bytecodes, bytecodes_size);
env->ReleaseByteArrayElements(out, bytes, 0);
return out;
}
} // namespace Test1901Bytecodes
} // namespace art