1 /* 2 ** 3 ** Copyright 2015, The Android Open Source Project 4 ** 5 ** Licensed under the Apache License, Version 2.0 (the "License"); 6 ** you may not use this file except in compliance with the License. 7 ** You may obtain a copy of the License at 8 ** 9 ** http://www.apache.org/licenses/LICENSE-2.0 10 ** 11 ** Unless required by applicable law or agreed to in writing, software 12 ** distributed under the License is distributed on an "AS IS" BASIS, 13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 ** See the License for the specific language governing permissions and 15 ** limitations under the License. 16 */ 17 18 #include <utils/RefBase.h> 19 #include <binder/IInterface.h> 20 #include <binder/Parcel.h> 21 22 #include <media/IResourceManagerClient.h> 23 24 namespace android { 25 26 enum { 27 RECLAIM_RESOURCE = IBinder::FIRST_CALL_TRANSACTION, 28 GET_NAME, 29 }; 30 31 class BpResourceManagerClient: public BpInterface<IResourceManagerClient> 32 { 33 public: 34 BpResourceManagerClient(const sp<IBinder> &impl) 35 : BpInterface<IResourceManagerClient>(impl) 36 { 37 } 38 39 virtual bool reclaimResource() { 40 Parcel data, reply; 41 data.writeInterfaceToken(IResourceManagerClient::getInterfaceDescriptor()); 42 43 bool ret = false; 44 status_t status = remote()->transact(RECLAIM_RESOURCE, data, &reply); 45 if (status == NO_ERROR) { 46 ret = (bool)reply.readInt32(); 47 } 48 return ret; 49 } 50 51 virtual String8 getName() { 52 Parcel data, reply; 53 data.writeInterfaceToken(IResourceManagerClient::getInterfaceDescriptor()); 54 55 String8 ret; 56 status_t status = remote()->transact(GET_NAME, data, &reply); 57 if (status == NO_ERROR) { 58 ret = reply.readString8(); 59 } 60 return ret; 61 } 62 63 }; 64 65 IMPLEMENT_META_INTERFACE(ResourceManagerClient, "android.media.IResourceManagerClient"); 66 67 // ---------------------------------------------------------------------- 68 69 status_t BnResourceManagerClient::onTransact( 70 uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) 71 { 72 switch (code) { 73 case RECLAIM_RESOURCE: { 74 CHECK_INTERFACE(IResourceManagerClient, data, reply); 75 bool ret = reclaimResource(); 76 reply->writeInt32(ret); 77 return NO_ERROR; 78 } break; 79 case GET_NAME: { 80 CHECK_INTERFACE(IResourceManagerClient, data, reply); 81 String8 ret = getName(); 82 reply->writeString8(ret); 83 return NO_ERROR; 84 } break; 85 default: 86 return BBinder::onTransact(code, data, reply, flags); 87 } 88 } 89 90 }; // namespace android 91