1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "vsync_connection_stub.h"
17 #include <unistd.h>
18 #include "graphic_common.h"
19
20 namespace OHOS {
21 namespace Rosen {
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)22 int32_t VSyncConnectionStub::OnRemoteRequest(uint32_t code, MessageParcel &data,
23 MessageParcel &reply, MessageOption &option)
24 {
25 auto remoteDescriptor = data.ReadInterfaceToken();
26 if (GetDescriptor() != remoteDescriptor) {
27 return ERR_INVALID_STATE;
28 }
29
30 switch (code) {
31 case IVSYNC_CONNECTION_REQUEST_NEXT_VSYNC: {
32 RequestNextVSync();
33 break;
34 }
35 case IVSYNC_CONNECTION_GET_RECEIVE_FD: {
36 int32_t fd = -1;
37 int32_t ret = GetReceiveFd(fd);
38 if (ret != VSYNC_ERROR_OK) {
39 // check add log
40 return ret;
41 }
42 reply.WriteFileDescriptor(fd);
43 break;
44 }
45 case IVSYNC_CONNECTION_SET_RATE: {
46 int32_t rate = data.ReadInt32();
47 int32_t ret = SetVSyncRate(rate);
48 if (ret != VSYNC_ERROR_OK) {
49 // check add log
50 return ret;
51 }
52 break;
53 }
54 default: {
55 // check add log
56 return VSYNC_ERROR_INVALID_OPERATING;
57 }
58 }
59 return 0;
60 }
61 } // namespace Rosen
62 } // namespace OHOS
63