harmony 鸿蒙crypto_digest.h
crypto_digest.h
Overview
Provides APIs for message digest (MD) algorithms.
Library: libohcrypto.so
System capability: SystemCapability.Security.CryptoFramework
Since: 12
Related module: CryptoDigestApi
Summary
Types
| Name | Description |
|---|---|
| typedef struct OH_CryptoDigest OH_CryptoDigest | Defines an MD. |
Functions
| Name | Description |
|---|---|
| OH_Crypto_ErrCode OH_CryptoDigest_Create (const char *algoName, OH_CryptoDigest **ctx) | Creates an MD instance based on the given algorithm name. |
| OH_Crypto_ErrCode OH_CryptoDigest_Update (OH_CryptoDigest *ctx, Crypto_DataBlob *in) | Updates the data used for generating an MD. |
| OH_Crypto_ErrCode OH_CryptoDigest_Final (OH_CryptoDigest *ctx, Crypto_DataBlob *out) | Generates an MD. |
| uint32_t OH_CryptoDigest_GetLength (OH_CryptoDigest *ctx) | Obtains the length of an MD. |
| const char * OH_CryptoDigest_GetAlgoName (OH_CryptoDigest *ctx) | Obtains the digest algorithm. |
| void OH_DigestCrypto_Destroy (OH_CryptoDigest *ctx) | Destroys an MD instance. |
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