125 lines
4.1 KiB
C++
125 lines
4.1 KiB
C++
/*
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* Copyright (C) 2005 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_BPBINDER_H
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#define ANDROID_BPBINDER_H
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#include <binder/IBinder.h>
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#include <utils/KeyedVector.h>
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#include <utils/threads.h>
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// ---------------------------------------------------------------------------
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namespace android {
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class BpBinder : public IBinder
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{
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public:
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BpBinder(int32_t handle);
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inline int32_t handle() const { return mHandle; }
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virtual const String16& getInterfaceDescriptor() const;
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virtual bool isBinderAlive() const;
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virtual status_t pingBinder();
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virtual status_t dump(int fd, const Vector<String16>& args);
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virtual status_t transact( uint32_t code,
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const Parcel& data,
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Parcel* reply,
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uint32_t flags = 0);
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virtual status_t linkToDeath(const sp<DeathRecipient>& recipient,
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void* cookie = NULL,
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uint32_t flags = 0);
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virtual status_t unlinkToDeath( const wp<DeathRecipient>& recipient,
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void* cookie = NULL,
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uint32_t flags = 0,
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wp<DeathRecipient>* outRecipient = NULL);
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virtual void attachObject( const void* objectID,
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void* object,
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void* cleanupCookie,
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object_cleanup_func func);
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virtual void* findObject(const void* objectID) const;
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virtual void detachObject(const void* objectID);
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virtual BpBinder* remoteBinder();
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status_t setConstantData(const void* data, size_t size);
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void sendObituary();
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class ObjectManager
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{
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public:
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ObjectManager();
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~ObjectManager();
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void attach( const void* objectID,
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void* object,
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void* cleanupCookie,
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IBinder::object_cleanup_func func);
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void* find(const void* objectID) const;
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void detach(const void* objectID);
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void kill();
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private:
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ObjectManager(const ObjectManager&);
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ObjectManager& operator=(const ObjectManager&);
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struct entry_t
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{
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void* object;
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void* cleanupCookie;
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IBinder::object_cleanup_func func;
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};
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KeyedVector<const void*, entry_t> mObjects;
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};
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protected:
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virtual ~BpBinder();
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virtual void onFirstRef();
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virtual void onLastStrongRef(const void* id);
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virtual bool onIncStrongAttempted(uint32_t flags, const void* id);
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private:
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const int32_t mHandle;
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struct Obituary {
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wp<DeathRecipient> recipient;
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void* cookie;
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uint32_t flags;
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};
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void reportOneDeath(const Obituary& obit);
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bool isDescriptorCached() const;
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mutable Mutex mLock;
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volatile int32_t mAlive;
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volatile int32_t mObitsSent;
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Vector<Obituary>* mObituaries;
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ObjectManager mObjects;
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Parcel* mConstantData;
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mutable String16 mDescriptorCache;
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};
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}; // namespace android
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// ---------------------------------------------------------------------------
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#endif // ANDROID_BPBINDER_H
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