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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.
*/
#ifndef ART_RUNTIME_OBJECT_CALLBACKS_H_
#define ART_RUNTIME_OBJECT_CALLBACKS_H_
// For uint32_t.
#include <stdint.h>
// For size_t.
#include <stdlib.h>
namespace art {
namespace mirror {
class Object;
template<class MirrorType> class HeapReference;
} // namespace mirror
class StackVisitor;
enum RootType {
kRootUnknown = 0,
kRootJNIGlobal,
kRootJNILocal,
kRootJavaFrame,
kRootNativeStack,
kRootStickyClass,
kRootThreadBlock,
kRootMonitorUsed,
kRootThreadObject,
kRootInternedString,
kRootDebugger,
kRootVMInternal,
kRootJNIMonitor,
};
// Returns the new address of the object, returns root if it has not moved. tid and root_type are
// only used by hprof.
typedef void (RootCallback)(mirror::Object** root, void* arg, uint32_t thread_id,
RootType root_type);
// A callback for visiting an object in the heap.
typedef void (ObjectCallback)(mirror::Object* obj, void* arg);
// A callback used for marking an object, returns the new address of the object if the object moved.
typedef mirror::Object* (MarkObjectCallback)(mirror::Object* obj, void* arg)
__attribute__((warn_unused_result));
// A callback for verifying roots.
typedef void (VerifyRootCallback)(const mirror::Object* root, void* arg, size_t vreg,
const StackVisitor* visitor, RootType root_type);
typedef void (MarkHeapReferenceCallback)(mirror::HeapReference<mirror::Object>* ref, void* arg);
// A callback for testing if an object is marked, returns nullptr if not marked, otherwise the new
// address the object (if the object didn't move, returns the object input parameter).
typedef mirror::Object* (IsMarkedCallback)(mirror::Object* object, void* arg)
__attribute__((warn_unused_result));
typedef void (ProcessMarkStackCallback)(void* arg);
} // namespace art
#endif // ART_RUNTIME_OBJECT_CALLBACKS_H_
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