1 /*
2  * Copyright 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "IArcVideoBridge"
18 //#define LOG_NDEBUG 0
19 
20 #include <stdint.h>
21 #include <sys/types.h>
22 
23 #include "IArcVideoBridge.h"
24 #include <binder/Parcel.h>
25 #include <utils/Log.h>
26 
27 namespace android {
28 
29 enum {
30     BOOTSTRAP_VIDEO_ACCELERATOR_FACTORY = IBinder::FIRST_CALL_TRANSACTION,
31     HOST_VERSION,
32 };
33 
34 class BpArcVideoBridge : public BpInterface<IArcVideoBridge> {
35 public:
BpArcVideoBridge(const sp<IBinder> & impl)36     BpArcVideoBridge(const sp<IBinder>& impl) : BpInterface<IArcVideoBridge>(impl) { }
37 
bootstrapVideoAcceleratorFactory()38     virtual ::arc::MojoBootstrapResult bootstrapVideoAcceleratorFactory() {
39         Parcel data, reply;
40         ALOGV("bootstrapVideoAcceleratorFactory");
41         data.writeInterfaceToken(IArcVideoBridge::getInterfaceDescriptor());
42         status_t status = remote()->transact(
43                 BOOTSTRAP_VIDEO_ACCELERATOR_FACTORY, data, &reply, 0);
44         if (status != 0) {
45             ALOGE("transact failed: %d", status);
46             return arc::MojoBootstrapResult();
47         }
48         return arc::MojoBootstrapResult::createFromParcel(reply);
49     }
50 
hostVersion()51     virtual int32_t hostVersion() {
52         Parcel data, reply;
53         ALOGV("hostVersion");
54         data.writeInterfaceToken(IArcVideoBridge::getInterfaceDescriptor());
55         status_t status = remote()->transact(HOST_VERSION, data, &reply, 0);
56         if (status != 0) {
57             ALOGE("transact failed: %d", status);
58             return false;
59         }
60         return reply.readInt32();
61     }
62 };
63 
64 IMPLEMENT_META_INTERFACE(ArcVideoBridge, "android.os.IArcVideoBridge");
65 
onTransact(uint32_t code,const Parcel & data,Parcel * reply,uint32_t flags)66 status_t BnArcVideoBridge::onTransact(
67         uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) {
68     switch(code) {
69         case BOOTSTRAP_VIDEO_ACCELERATOR_FACTORY: {
70             ALOGV("BOOTSTRAP_VIDEO_ACCELERATOR_FACTORY");
71             CHECK_INTERFACE(IArcVideoBridge, data, reply);
72             arc::MojoBootstrapResult result = bootstrapVideoAcceleratorFactory();
73             return result.writeToParcel(reply);
74         }
75         case HOST_VERSION: {
76             ALOGV("HOST_VERSION");
77             CHECK_INTERFACE(IArcVideoBridge, data, reply);
78             reply->writeInt32(hostVersion());
79             return OK;
80         }
81         default:
82             return BBinder::onTransact(code, data, reply, flags);
83     }
84 }
85 
86 }  // namespace android
87