IServiceManager.cpp revision 375f56363a8737119ce2222dcfaacbe1cf733fc0
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 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define LOG_TAG "ServiceManager" 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 19c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/IServiceManager.h> 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Debug.h> 22edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Log.h> 23375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian#include <binder/IPCThreadState.h> 24c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/Parcel.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/String8.h> 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/SystemClock.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 28208059f67ed2dd9fa025e07fcb6954d3cb61c79eMathias Agopian#include <private/binder/Static.h> 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 30edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <unistd.h> 31edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 34edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectsp<IServiceManager> defaultServiceManager() 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 36edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (gDefaultServiceManager != NULL) return gDefaultServiceManager; 37edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project AutoMutex _l(gDefaultServiceManagerLock); 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (gDefaultServiceManager == NULL) { 41edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManager = interface_cast<IServiceManager>( 42edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ProcessState::self()->getContextObject(NULL)); 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return gDefaultServiceManager; 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectbool checkCallingPermission(const String16& permission) 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return checkCallingPermission(permission, NULL, NULL); 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 54edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatic String16 _permission("permission"); 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 56375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectbool checkCallingPermission(const String16& permission, int32_t* outPid, int32_t* outUid) 58edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 59edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project IPCThreadState* ipcState = IPCThreadState::self(); 60375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian pid_t pid = ipcState->getCallingPid(); 61375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian uid_t uid = ipcState->getCallingUid(); 62edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (outPid) *outPid = pid; 63375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian if (outUid) *outUid = uid; 64375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian return checkPermission(permission, pid, uid); 65375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian} 66375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian 67375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopianbool checkPermission(const String16& permission, pid_t pid, uid_t uid) 68375f56363a8737119ce2222dcfaacbe1cf733fc0Mathias Agopian{ 69edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IPermissionController> pc; 70edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.lock(); 71edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project pc = gPermissionController; 72edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.unlock(); 73edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 74edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int64_t startTime = 0; 75edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 76edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project while (true) { 77edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (pc != NULL) { 78edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project bool res = pc->checkPermission(permission, pid, uid); 79edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (res) { 80edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (startTime != 0) { 81edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGI("Check passed after %d seconds for %s from uid=%d pid=%d", 82edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project (int)((uptimeMillis()-startTime)/1000), 83edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String8(permission).string(), uid, pid); 84edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 85edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return res; 86edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 87edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 88edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Is this a permission failure, or did the controller go away? 89edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (pc->asBinder()->isBinderAlive()) { 90edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGW("Permission failure: %s from uid=%d pid=%d", 91edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String8(permission).string(), uid, pid); 92edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return false; 93edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 94edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 95edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Object is dead! 96edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.lock(); 97edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (gPermissionController == pc) { 98edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gPermissionController = NULL; 99edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 100edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.unlock(); 101edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 102edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 103edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Need to retrieve the permission controller. 104edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> binder = defaultServiceManager()->checkService(_permission); 105edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (binder == NULL) { 106edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Wait for the permission controller to come back... 107edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (startTime == 0) { 108edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project startTime = uptimeMillis(); 109edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGI("Waiting to check permission %s from uid=%d pid=%d", 110edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String8(permission).string(), uid, pid); 111edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 112edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sleep(1); 113edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } else { 114edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project pc = interface_cast<IPermissionController>(binder); 115edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Install the new permission controller, and try again. 116edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.lock(); 117edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gPermissionController = pc; 118edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gDefaultServiceManagerLock.unlock(); 119edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 120edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 121edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 122edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 123edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------- 124edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 125edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass BpServiceManager : public BpInterface<IServiceManager> 126edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 127edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectpublic: 128edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project BpServiceManager(const sp<IBinder>& impl) 129edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : BpInterface<IServiceManager>(impl) 130edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 131edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 132edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project virtual sp<IBinder> getService(const String16& name) const 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 135edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project unsigned n; 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project for (n = 0; n < 5; n++){ 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> svc = checkService(name); 138edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (svc != NULL) return svc; 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGI("Waiting for sevice %s...\n", String8(name).string()); 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sleep(1); 141edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NULL; 143edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 144edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 145edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project virtual sp<IBinder> checkService( const String16& name) const 146edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 147edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel data, reply; 148edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeInterfaceToken(IServiceManager::getInterfaceDescriptor()); 149edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeString16(name); 150edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project remote()->transact(CHECK_SERVICE_TRANSACTION, data, &reply); 151edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return reply.readStrongBinder(); 152edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 153edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 154edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project virtual status_t addService(const String16& name, const sp<IBinder>& service) 155edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 156edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel data, reply; 157edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeInterfaceToken(IServiceManager::getInterfaceDescriptor()); 158edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeString16(name); 159edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeStrongBinder(service); 160edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = remote()->transact(ADD_SERVICE_TRANSACTION, data, &reply); 161edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return err == NO_ERROR ? reply.readInt32() : err; 162edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 163edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 164edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project virtual Vector<String16> listServices() 165edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project { 166edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Vector<String16> res; 167edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int n = 0; 168edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 169edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project for (;;) { 170edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel data, reply; 171edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeInterfaceToken(IServiceManager::getInterfaceDescriptor()); 172edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project data.writeInt32(n++); 173edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = remote()->transact(LIST_SERVICES_TRANSACTION, data, &reply); 174edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err != NO_ERROR) 175edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project break; 176edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project res.add(reply.readString16()); 177edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 178edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return res; 179edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 180edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 181edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 182edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source ProjectIMPLEMENT_META_INTERFACE(ServiceManager, "android.os.IServiceManager"); 183edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 184edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------- 185edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 186edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t BnServiceManager::onTransact( 187edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 188edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 189edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project //printf("ServiceManager received: "); data.print(); 190edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project switch(code) { 191edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case GET_SERVICE_TRANSACTION: { 192edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CHECK_INTERFACE(IServiceManager, data, reply); 193edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String16 which = data.readString16(); 194edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> b = const_cast<BnServiceManager*>(this)->getService(which); 195edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeStrongBinder(b); 196edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 197edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } break; 198edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case CHECK_SERVICE_TRANSACTION: { 199edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CHECK_INTERFACE(IServiceManager, data, reply); 200edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String16 which = data.readString16(); 201edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> b = const_cast<BnServiceManager*>(this)->checkService(which); 202edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeStrongBinder(b); 203edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 204edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } break; 205edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case ADD_SERVICE_TRANSACTION: { 206edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CHECK_INTERFACE(IServiceManager, data, reply); 207edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String16 which = data.readString16(); 208edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> b = data.readStrongBinder(); 209edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t err = addService(which, b); 210edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeInt32(err); 211edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 212edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } break; 213edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project case LIST_SERVICES_TRANSACTION: { 214edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CHECK_INTERFACE(IServiceManager, data, reply); 215edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Vector<String16> list = listServices(); 216edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const size_t N = list.size(); 217edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeInt32(N); 218edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project for (size_t i=0; i<N; i++) { 219edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project reply->writeString16(list[i]); 220edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 221edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return NO_ERROR; 222edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } break; 223edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project default: 224edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return BBinder::onTransact(code, data, reply, flags); 225edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 226edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 227edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 228edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 229edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 230