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      1 /*
      2  * Copyright (C) 2017 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 <iostream>
     18 #include <pthread.h>
     19 #include <stdio.h>
     20 #include <vector>
     21 
     22 #include "android-base/logging.h"
     23 #include "jni.h"
     24 #include "scoped_local_ref.h"
     25 #include "scoped_primitive_array.h"
     26 
     27 #include "jvmti.h"
     28 
     29 // Test infrastructure
     30 #include "jvmti_helper.h"
     31 #include "test_env.h"
     32 
     33 namespace art {
     34 namespace Test1939ProxyFrames {
     35 
     36 extern "C" JNIEXPORT jobject Java_art_Test1939_GetFrameMethod(JNIEnv* env,
     37                                                               jclass,
     38                                                               jthread thr,
     39                                                               jint depth) {
     40   jmethodID m = nullptr;
     41   jlong loc = -1;
     42   if (JvmtiErrorToException(env, jvmti_env, jvmti_env->GetFrameLocation(thr, depth, &m, &loc))) {
     43     return nullptr;
     44   }
     45   jclass klass = nullptr;
     46   if (JvmtiErrorToException(env, jvmti_env, jvmti_env->GetMethodDeclaringClass(m, &klass))) {
     47     return nullptr;
     48   }
     49   jobject res = env->ToReflectedMethod(klass, m, false);
     50   env->DeleteLocalRef(klass);
     51   return res;
     52 }
     53 
     54 extern "C" JNIEXPORT jlong Java_art_Test1939_GetFrameLocation(JNIEnv* env,
     55                                                               jclass,
     56                                                               jthread thr,
     57                                                               jint depth) {
     58   jmethodID m = nullptr;
     59   jlong loc = -1;
     60   JvmtiErrorToException(env, jvmti_env, jvmti_env->GetFrameLocation(thr, depth, &m, &loc));
     61   return loc;
     62 }
     63 
     64 }  // namespace Test1939ProxyFrames
     65 }  // namespace art
     66 
     67