

```
1. typedef struct OH_CryptoSymCipherParams OH_CryptoSymCipherParams
```

## 概述

PhonePC/2in1TabletTVWearable

定义对称加解密参数结构体。

**起始版本：** 12

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

**所在头文件：** [crypto\_sym\_cipher.h](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-crypto-sym-cipher-h)