

```
1. typedef struct OH_CryptoSm2CiphertextSpec OH_CryptoSm2CiphertextSpec
```

## 概述

PhonePC/2in1TabletTVWearable

定义SM2密文规格结构。

**起始版本：** 20

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

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