# C API

* **[模块](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/onlineauthentication_capi_module)**   
* **[头文件](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/onlineauthentication_capi_header)**   
* **[结构体](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/onlineauthentication_capi_struct)**