文件名称:
HdfDeviceIoClient.md
所在目录:
Openharmony v1.0 / docs / api / api-SmartVision-Devices
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# HdfDeviceIoClient
## **Overview**
**Related Modules:**
[Core](Core.md)
**Description:**
Defines the client object structure of the I/O service.
This structure describes the invoker information of the I/O servcie.
**Since:**
1.0
## **Summary**
## Data Fields
## **Details**
## **Field Documentation**
## device
```
struct [HdfDeviceObject](HdfDeviceObject.md)* HdfDeviceIoClient::device
```
**Description:**
Device object corresponding to the client object
## priv
```
void* HdfDeviceIoClient::priv
```
**Description:**
Private data of the client object. The driver can use **priv** to bind the internal data with the client.
## **Overview**
**Related Modules:**
[Core](Core.md)
**Description:**
Defines the client object structure of the I/O service.
This structure describes the invoker information of the I/O servcie.
**Since:**
1.0
## **Summary**
## Data Fields
struct HdfDeviceObject * | |
## **Details**
## **Field Documentation**
## device
```
struct [HdfDeviceObject](HdfDeviceObject.md)* HdfDeviceIoClient::device
```
**Description:**
Device object corresponding to the client object
## priv
```
void* HdfDeviceIoClient::priv
```
**Description:**
Private data of the client object. The driver can use **priv** to bind the internal data with the client.
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