Binder.cpp revision 386a332b4f70718cccb08d5511d66e9f4f5bd409
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Copyright (C) 2005 The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 17c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/Binder.h> 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Atomic.h> 20c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/BpBinder.h> 21c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/IInterface.h> 22c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/Parcel.h> 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <stdio.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 28edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 3083c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias AgopianIBinder::IBinder() 3183c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian : RefBase() 3283c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian{ 3383c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian} 3483c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 3583c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias AgopianIBinder::~IBinder() 3683c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian{ 3783c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian} 3883c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 3983c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian// --------------------------------------------------------------------------- 4083c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 41edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectsp<IInterface> IBinder::queryLocalInterface(const String16& descriptor) 42edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NULL; 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBBinder* IBinder::localBinder() 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NULL; 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBpBinder* IBinder::remoteBinder() 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NULL; 54edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 56edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectbool IBinder::checkSubclass(const void* /*subclassID*/) const 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 58edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return false; 59edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 60edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 61edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 62edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 63edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass BBinder::Extras 64edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 65edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectpublic: 66edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Mutex mLock; 67edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project BpBinder::ObjectManager mObjects; 68edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 69edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 70edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 71edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 72edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBBinder::BBinder() 73edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : mExtras(NULL) 74edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 75edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 76edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 77edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectbool BBinder::isBinderAlive() const 78edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 79edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return true; 80edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 81edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 82edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::pingBinder() 83edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 84edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 85edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 86edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 8783c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopianconst String16& BBinder::getInterfaceDescriptor() const 88edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 89386a332b4f70718cccb08d5511d66e9f4f5bd409Dan Egnor // This is a local static rather than a global static, 90386a332b4f70718cccb08d5511d66e9f4f5bd409Dan Egnor // to avoid static initializer ordering issues. 91386a332b4f70718cccb08d5511d66e9f4f5bd409Dan Egnor static String16 sEmptyDescriptor; 92edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGW("reached BBinder::getInterfaceDescriptor (this=%p)", this); 9383c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian return sEmptyDescriptor; 94edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 95edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 96edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::transact( 97edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 98edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 99edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.setDataPosition(0); 100edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 101edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = NO_ERROR; 102edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project switch (code) { 103edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case PING_TRANSACTION: 104edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeInt32(pingBinder()); 105edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project break; 106edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project default: 107edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project err = onTransact(code, data, reply, flags); 108edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project break; 109edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 110edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 111edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (reply != NULL) { 112edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->setDataPosition(0); 113edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 114edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 115edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return err; 116edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 117edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 118edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::linkToDeath( 119edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const sp<DeathRecipient>& recipient, void* cookie, uint32_t flags) 120edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 121edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return INVALID_OPERATION; 122edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 123edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 124edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::unlinkToDeath( 125edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const wp<DeathRecipient>& recipient, void* cookie, uint32_t flags, 126edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project wp<DeathRecipient>* outRecipient) 127edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 128edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return INVALID_OPERATION; 129edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 130edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 131edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::dump(int fd, const Vector<String16>& args) 132edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 135edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid BBinder::attachObject( 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const void* objectID, void* object, void* cleanupCookie, 138edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project object_cleanup_func func) 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Extras* e = mExtras; 141edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!e) { 143edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project e = new Extras; 144edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (android_atomic_cmpxchg(0, reinterpret_cast<int32_t>(e), 145edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reinterpret_cast<volatile int32_t*>(&mExtras)) != 0) { 146edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project delete e; 147edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project e = mExtras; 148edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 149edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (e == 0) return; // out of memory 150edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 151edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 152edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project AutoMutex _l(e->mLock); 153edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project e->mObjects.attach(objectID, object, cleanupCookie, func); 154edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 155edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 156edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid* BBinder::findObject(const void* objectID) const 157edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 158edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Extras* e = mExtras; 159edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!e) return NULL; 160edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 161edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project AutoMutex _l(e->mLock); 162edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return e->mObjects.find(objectID); 163edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 164edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 165edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid BBinder::detachObject(const void* objectID) 166edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 167edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Extras* e = mExtras; 168edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!e) return; 169edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 170edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project AutoMutex _l(e->mLock); 171edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project e->mObjects.detach(objectID); 172edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 173edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 174edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBBinder* BBinder::localBinder() 175edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 176edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return this; 177edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 178edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 179edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBBinder::~BBinder() 180edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 181edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (mExtras) delete mExtras; 182edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 183edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 184edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 185edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BBinder::onTransact( 186edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 187edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 188edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project switch (code) { 189edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case INTERFACE_TRANSACTION: 190edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeString16(getInterfaceDescriptor()); 191edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 192edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 193edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case DUMP_TRANSACTION: { 194edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int fd = data.readFileDescriptor(); 195edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int argc = data.readInt32(); 196edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Vector<String16> args; 197edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project for (int i = 0; i < argc && data.dataAvail() > 0; i++) { 198edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project args.add(data.readString16()); 199edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 200edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return dump(fd, args); 201edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 202edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project default: 203edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return UNKNOWN_TRANSACTION; 204edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 205edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 206edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 207edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 208edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 209edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectenum { 210edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // This is used to transfer ownership of the remote binder from 211edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // the BpRefBase object holding it (when it is constructed), to the 212edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // owner of the BpRefBase object when it first acquires that BpRefBase. 213edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project kRemoteAcquired = 0x00000001 214edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 215edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 216edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBpRefBase::BpRefBase(const sp<IBinder>& o) 217edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : mRemote(o.get()), mRefs(NULL), mState(0) 218edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 219edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project extendObjectLifetime(OBJECT_LIFETIME_WEAK); 220edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 221edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (mRemote) { 222edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mRemote->incStrong(this); // Removed on first IncStrong(). 223edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mRefs = mRemote->createWeak(this); // Held for our entire lifetime. 224edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 225edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 226edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 227edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectBpRefBase::~BpRefBase() 228edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 229edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (mRemote) { 230edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (!(mState&kRemoteAcquired)) { 231edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mRemote->decStrong(this); 232edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 233edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mRefs->decWeak(this); 234edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 235edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 236edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 237edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid BpRefBase::onFirstRef() 238edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 239edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project android_atomic_or(kRemoteAcquired, &mState); 240edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 241edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 242edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid BpRefBase::onLastStrongRef(const void* id) 243edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 244edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (mRemote) { 245edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mRemote->decStrong(this); 246edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 247edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 248edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 249edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectbool BpRefBase::onIncStrongAttempted(uint32_t flags, const void* id) 250edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 251edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return mRemote ? mRefs->attemptIncStrong(this) : false; 252edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 253edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 254edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 255edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 256edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 257