

```
1. typedef struct OH_CryptoKeyAgreement OH_CryptoKeyAgreement
```

## 概述

PhonePC/2in1TabletTVWearable

定义密钥协商结构。

**起始版本：** 20

**相关模块：** [CryptoKeyAgreementApi](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-cryptokeyagreementapi)

**所在头文件：** [crypto\_key\_agreement.h](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-crypto-key-agreement-h)