DECLARE_INSTANCE_CHECKER(MqnicState, MQNIC, TYPE_PCI_MQNIC_DEVICE)
时间: 2024-05-27 21:14:12 浏览: 11
As an AI language model, I cannot run code. However, I can explain the meaning of the provided line.
The provided line is a macro definition in C++ programming language that declares an instance checker for a class named "MqnicState". The instance checker is used to check if a given object is an instance of the "MqnicState" class or not.
The parameters of the macro are:
- "MqnicState": the name of the class for which the instance checker is being declared.
- "MQNIC": a namespace that contains the class definition.
- "TYPE_PCI_MQNIC_DEVICE": a macro that defines a unique identifier for the class, which is used to differentiate it from other classes.
In summary, the provided line declares a way to check if a given object belongs to a specific class in the "MQNIC" namespace.
相关推荐
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)