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/*
* Copyright (C) 2016 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.
*/
#ifndef ART_TEST_TI_AGENT_COMMON_HELPER_H_
#define ART_TEST_TI_AGENT_COMMON_HELPER_H_
#include "jni.h"
#include "jvmti.h"
#include "ScopedLocalRef.h"
namespace art {
namespace common_redefine {
jint OnLoad(JavaVM* vm, char* options, void* reserved);
} // namespace common_redefine
namespace common_retransform {
jint OnLoad(JavaVM* vm, char* options, void* reserved);
} // namespace common_retransform
namespace common_transform {
jint OnLoad(JavaVM* vm, char* options, void* reserved);
} // namespace common_transform
extern bool RuntimeIsJVM;
bool IsJVM();
template <typename T>
static jobjectArray CreateObjectArray(JNIEnv* env,
jint length,
const char* component_type_descriptor,
T src) {
if (length < 0) {
return nullptr;
}
ScopedLocalRef<jclass> obj_class(env, env->FindClass(component_type_descriptor));
if (obj_class.get() == nullptr) {
return nullptr;
}
ScopedLocalRef<jobjectArray> ret(env, env->NewObjectArray(length, obj_class.get(), nullptr));
if (ret.get() == nullptr) {
return nullptr;
}
for (jint i = 0; i < length; ++i) {
jobject element = src(i);
env->SetObjectArrayElement(ret.get(), static_cast<jint>(i), element);
env->DeleteLocalRef(element);
if (env->ExceptionCheck()) {
return nullptr;
}
}
return ret.release();
}
void SetAllCapabilities(jvmtiEnv* env);
bool JvmtiErrorToException(JNIEnv* env, jvmtiError error);
// Load the class through JNI. Inspect it, find all native methods. Construct the corresponding
// mangled name, run dlsym and bind the method.
//
// This will abort on failure.
void BindFunctions(jvmtiEnv* jvmti_env, JNIEnv* env, const char* class_name);
void BindFunctionsOnClass(jvmtiEnv* jvmti_env, JNIEnv* env, jclass klass);
} // namespace art
#endif // ART_TEST_TI_AGENT_COMMON_HELPER_H_