Class Sm4CryptoProvider

Namespace

Apq.Cfg.Crypto.Providers

Assembly

Apq.Cfg.Crypto.dll

SM4 国密算法加密提供者（使用 BouncyCastle 实现）

public class Sm4CryptoProvider : ICryptoProvider, IDisposable

Inheritance

object

Sm4CryptoProvider

Implements

ICryptoProvider

IDisposable

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Remarks

性能优化：

1. 使用静态 SecureRandom 实例避免重复创建
2. 使用 ArrayPool 减少内存分配

Constructors

Sm4CryptoProvider(byte[], Sm4Mode)

public Sm4CryptoProvider(byte[] key, Sm4Mode mode = Sm4Mode.CBC)

Parameters

key byte[]

mode Sm4Mode

Sm4CryptoProvider(string, Sm4Mode)

public Sm4CryptoProvider(string base64Key, Sm4Mode mode = Sm4Mode.CBC)

Parameters

base64Key string

mode Sm4Mode

Methods

Decrypt(string)

解密密文

public string Decrypt(string cipherText)

Parameters

cipherText string

密文（Base64 编码）

Returns

string

明文

Dispose()

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

public void Dispose()

Encrypt(string)

加密明文

public string Encrypt(string plainText)

Parameters

plainText string

明文

Returns

string

密文（Base64 编码）