crypto_signature.h
Overview
Provides APIs for signature verification.
Library: libohcrypto.so
System capability: SystemCapability.Security.CryptoFramework
Since: 12
Related module: CryptoSignatureApi
Summary
Types
Enums
| Name |
Description |
CryptoSignature_ParamType {
CRYPTO_PSS_MD_NAME_STR = 100, CRYPTO_PSS_MGF_NAME_STR = 101,
CRYPTO_PSS_MGF1_NAME_STR = 102, CRYPTO_PSS_SALT_LEN_INT = 103,
CRYPTO_PSS_TRAILER_FIELD_INT = 104, CRYPTO_SM2_USER_ID_DATABLOB = 105
} |
Enumerates the types of signature verification parameters. |
Functions
| Name |
Description |
| OH_Crypto_ErrCode OH_CryptoVerify_Create (const char *algoName, OH_CryptoVerify **verify) |
Creates a Verify instance for signature verification. |
| OH_Crypto_ErrCode OH_CryptoVerify_Init (OH_CryptoVerify *ctx, OH_CryptoPubKey *pubKey) |
Initializes a Verify instance by using the public key. |
| OH_Crypto_ErrCode OH_CryptoVerify_Update (OH_CryptoVerify *ctx, Crypto_DataBlob *in) |
Updates the data to be verified. |
| bool OH_CryptoVerify_Final (OH_CryptoVerify *ctx, Crypto_DataBlob *in, Crypto_DataBlob *signData) |
Verifies the signature of the data. |
| OH_Crypto_ErrCode OH_CryptoVerify_Recover (OH_CryptoVerify *ctx, Crypto_DataBlob *signData, Crypto_DataBlob *rawSignData) |
Restores the signature data. |
| const char * OH_CryptoVerify_GetAlgoName (OH_CryptoVerify *ctx) |
Obtains the signature verification algorithm. |
| OH_Crypto_ErrCode OH_CryptoVerify_SetParam (OH_CryptoVerify *ctx, CryptoSignature_ParamType type, Crypto_DataBlob *value) |
Sets signature verification parameters. |
| OH_Crypto_ErrCode OH_CryptoVerify_GetParam (OH_CryptoVerify *ctx, CryptoSignature_ParamType type, Crypto_DataBlob *value) |
Obtains signature verification parameters. |
| void OH_CryptoVerify_Destroy (OH_CryptoVerify *ctx) |
Destroys a Verify instance. |
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