| /* |
| * 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 <iostream> |
| #include <pthread.h> |
| #include <stdio.h> |
| #include <vector> |
| |
| #include "android-base/logging.h" |
| #include "jni.h" |
| #include "scoped_local_ref.h" |
| #include "scoped_primitive_array.h" |
| |
| #include "jvmti.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 |