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
17 #include "usbd_bulk_callback.h"
18 #include <hdf_base.h>
19 #include <hdf_log.h>
20 #include <hdf_sbuf_ipc.h>
21 #include "usb_errors.h"
22
23 #define HDF_LOG_TAG USBD_BULK_CALLBACK
24
25 namespace OHOS::USB {
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)26 int32_t UsbdBulkCallBack::OnRemoteRequest(uint32_t code, MessageParcel &data, MessageParcel &reply,
27 MessageOption &option)
28 {
29 HDF_LOGI("%{public}s:%{public}d OnRemoteRequest entry! code:%{public}d", __func__, __LINE__, code);
30 switch (code) {
31 case CMD_USBD_BULK_CALLBACK_WRITE: {
32 if (data.ReadInterfaceToken() != GetObjectDescriptor()) {
33 HDF_LOGE("%{public}s: checkout interface descriptor failed!", __func__);
34 return UEC_SERVICE_WRITE_PARCEL_ERROR;
35 }
36 int32_t status;
37 int32_t actLength;
38 if (!data.ReadInt32(status)) {
39 HDF_LOGE("%{public}s:%{public}d get status error", __func__, __LINE__);
40 return UEC_SERVICE_WRITE_PARCEL_ERROR;
41 }
42 if (!data.ReadInt32(actLength)) {
43 HDF_LOGE("%{public}s:%{public}d get actLength error", __func__, __LINE__);
44 return UEC_SERVICE_WRITE_PARCEL_ERROR;
45 }
46 HDF_LOGI("%{public}s:%{public}d status:%{public}d actLength:%{public}d", __func__, __LINE__, status,
47 actLength);
48 OnBulkWriteCallback(status, actLength);
49 break;
50 }
51 case CMD_USBD_BULK_CALLBACK_READ: {
52 if (data.ReadInterfaceToken() != GetObjectDescriptor()) {
53 HDF_LOGE("%{public}s: checkout interface descriptor failed!", __func__);
54 return UEC_SERVICE_WRITE_PARCEL_ERROR;
55 }
56 int32_t status;
57 int32_t actLength;
58 if (!data.ReadInt32(status)) {
59 HDF_LOGE("%{public}s:%{public}d get status error", __func__, __LINE__);
60 return UEC_SERVICE_WRITE_PARCEL_ERROR;
61 }
62 if (!data.ReadInt32(actLength)) {
63 HDF_LOGE("%{public}s:%{public}d get actLength error", __func__, __LINE__);
64 return UEC_SERVICE_WRITE_PARCEL_ERROR;
65 }
66 HDF_LOGI("%{public}s:%{public}d status:%{public}d actLength:%{public}d", __func__, __LINE__, status,
67 actLength);
68 OnBulkReadCallback(status, actLength);
69 break;
70 }
71 default: {
72 return IPCObjectStub::OnRemoteRequest(code, data, reply, option);
73 }
74 }
75 return UEC_OK;
76 }
77 } // namespace OHOS::USB
78