增加国密SM加解密

Admin.NET/Admin.NET.Core/Admin.NET.Core.xml

@@ -6989,5 +6989,92 @@
             <param name="args"></param>
             <returns></returns>
         </member>
+        <member name="T:Admin.NET.Core.ByteUtil">
+            <summary>
+            字节数组操作扩展类
+            </summary>
+        </member>
+        <member name="T:Admin.NET.Core.SM2Util">
+            <summary>
+            SM2工具类
+            </summary>
+        </member>
+        <member name="M:Admin.NET.Core.SM2Util.Encrypt(System.String,System.String)">
+            <summary>
+            加密
+            </summary>
+            <param name="publicKey_string"></param>
+            <param name="data_string"></param>
+            <returns></returns>
+        </member>
+        <member name="M:Admin.NET.Core.SM2Util.Decrypt(System.String,System.String)">
+            <summary>
+            解密
+            </summary>
+            <param name="privateKey_string"></param>
+            <param name="encryptedData_string"></param>
+            <returns></returns>
+        </member>
+        <member name="M:Admin.NET.Core.SM2Util.加密(System.String)">
+            <summary>
+            SM2加密
+            </summary>
+            <param name="plainText">明文</param>
+            <returns>密文</returns>
+        </member>
+        <member name="M:Admin.NET.Core.SM2Util.解密(System.String)">
+            <summary>
+            SM2解密
+            </summary>
+            <param name="cipherText">密文</param>
+            <returns>明文</returns>
+        </member>
+        <member name="M:Admin.NET.Core.SupportClass.URShift(System.Int32,System.Int32)">
+            <summary>
+            Performs an unsigned bitwise right shift with the specified number
+            </summary>
+            <param name="number">Number to operate on</param>
+            <param name="bits">Ammount of bits to shift</param>
+            <returns>The resulting number from the shift operation</returns>
+        </member>
+        <member name="M:Admin.NET.Core.SupportClass.URShift(System.Int32,System.Int64)">
+            <summary>
+            Performs an unsigned bitwise right shift with the specified number
+            </summary>
+            <param name="number">Number to operate on</param>
+            <param name="bits">Ammount of bits to shift</param>
+            <returns>The resulting number from the shift operation</returns>
+        </member>
+        <member name="M:Admin.NET.Core.SupportClass.URShift(System.Int64,System.Int32)">
+            <summary>
+            Performs an unsigned bitwise right shift with the specified number
+            </summary>
+            <param name="number">Number to operate on</param>
+            <param name="bits">Ammount of bits to shift</param>
+            <returns>The resulting number from the shift operation</returns>
+        </member>
+        <member name="M:Admin.NET.Core.SupportClass.URShift(System.Int64,System.Int64)">
+            <summary>
+            Performs an unsigned bitwise right shift with the specified number
+            </summary>
+            <param name="number">Number to operate on</param>
+            <param name="bits">Ammount of bits to shift</param>
+            <returns>The resulting number from the shift operation</returns>
+        </member>
+        <member name="T:Admin.NET.Core.SM3Util">
+            <summary>
+            SM3工具类
+            </summary>
+        </member>
+        <member name="T:Admin.NET.Core.SM4Util">
+            <summary>
+            SM4工具类
+            </summary>
+        </member>
+        <member name="T:Admin.NET.Core.SMUtil">
+            <summary>
+            SM工具类
+            </summary>
+        </member>
     </members>
 </doc>

Admin.NET/Admin.NET.Core/Util/SMEncrypt/ByteUtil.cs

@@ -0,0 +1,83 @@
+using System.Globalization;
+
+namespace Admin.NET.Core;
+
+/// <summary>
+/// 字节数组操作扩展类
+/// </summary>
+public static class ByteUtil
+{
+    internal static byte[] AsciiBytes(string s)
+    {
+        byte[] bytes = new byte[s.Length];
+        for (int i = 0; i < s.Length; i++)
+        {
+            bytes[i] = (byte)s[i];
+        }
+        return bytes;
+    }
+
+    internal static byte[] HexToByteArray(this string hexString)
+    {
+        byte[] bytes = new byte[hexString.Length / 2];
+        for (int i = 0; i < hexString.Length; i += 2)
+        {
+            string s = hexString.Substring(i, 2);
+            bytes[i / 2] = byte.Parse(s, NumberStyles.HexNumber, null);
+        }
+        return bytes;
+    }
+
+    internal static string ByteArrayToHex(this byte[] bytes)
+    {
+        var builder = new StringBuilder(bytes.Length * 2);
+        foreach (byte b in bytes)
+        {
+            builder.Append(b.ToString("X2"));
+        }
+        return builder.ToString();
+    }
+
+    internal static string ByteArrayToHex(this byte[] bytes, int len)
+    {
+        return ByteArrayToHex(bytes).Substring(0, len * 2);
+    }
+
+    internal static byte[] RepeatByte(byte b, int count)
+    {
+        byte[] value = new byte[count];
+        for (int i = 0; i < count; i++)
+        {
+            value[i] = b;
+        }
+        return value;
+    }
+
+    internal static byte[] SubBytes(this byte[] bytes, int startIndex, int length)
+    {
+        byte[] res = new byte[length];
+        Array.Copy(bytes, startIndex, res, 0, length);
+        return res;
+    }
+
+    internal static byte[] XOR(this byte[] value)
+    {
+        byte[] res = new byte[value.Length];
+        for (int i = 0; i < value.Length; i++)
+        {
+            res[i] ^= value[i];
+        }
+        return res;
+    }
+
+    internal static byte[] XOR(this byte[] valueA, byte[] valueB)
+    {
+        int len = valueA.Length;
+        byte[] res = new byte[len];
+        for (int i = 0; i < len; i++)
+        {
+            res[i] = (byte)(valueA[i] ^ valueB[i]);
+        }
+        return res;
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/Cipher.cs

@@ -0,0 +1,130 @@
+using Org.BouncyCastle.Crypto;
+using Org.BouncyCastle.Crypto.Parameters;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Math.EC;
+
+namespace Admin.NET.Core;
+
+public class Cipher
+{
+    private int ct;
+    private ECPoint p2;
+    private SM3Digest sm3keybase;
+    private SM3Digest sm3c3;
+    private readonly byte[] key;
+    private byte keyOff;
+
+    public Cipher()
+    {
+        ct = 1;
+        key = new byte[32];
+        keyOff = 0;
+    }
+
+    public static byte[] ByteConvert32Bytes(BigInteger n)
+    {
+        if (n == null)
+            return null;
+
+        byte[] tmpd;
+        if (n.ToByteArray().Length == 33)
+        {
+            tmpd = new byte[32];
+            Array.Copy(n.ToByteArray(), 1, tmpd, 0, 32);
+        }
+        else if (n.ToByteArray().Length == 32)
+        {
+            tmpd = n.ToByteArray();
+        }
+        else
+        {
+            tmpd = new byte[32];
+            for (int i = 0; i < 32 - n.ToByteArray().Length; i++)
+            {
+                tmpd[i] = 0;
+            }
+            Array.Copy(n.ToByteArray(), 0, tmpd, 32 - n.ToByteArray().Length, n.ToByteArray().Length);
+        }
+        return tmpd;
+    }
+
+    private void Reset()
+    {
+        sm3keybase = new SM3Digest();
+        sm3c3 = new SM3Digest();
+
+        byte[] p = ByteConvert32Bytes(p2.Normalize().XCoord.ToBigInteger());
+        sm3keybase.BlockUpdate(p, 0, p.Length);
+        sm3c3.BlockUpdate(p, 0, p.Length);
+
+        p = ByteConvert32Bytes(p2.Normalize().YCoord.ToBigInteger());
+        sm3keybase.BlockUpdate(p, 0, p.Length);
+        ct = 1;
+        NextKey();
+    }
+
+    private void NextKey()
+    {
+        var sm3keycur = new SM3Digest(this.sm3keybase);
+        sm3keycur.Update((byte)(ct >> 24 & 0xff));
+        sm3keycur.Update((byte)(ct >> 16 & 0xff));
+        sm3keycur.Update((byte)(ct >> 8 & 0xff));
+        sm3keycur.Update((byte)(ct & 0xff));
+        sm3keycur.DoFinal(key, 0);
+        keyOff = 0;
+        ct++;
+    }
+
+    public ECPoint Init_enc(SM2 sm2, ECPoint userKey)
+    {
+        AsymmetricCipherKeyPair key = sm2.ecc_key_pair_generator.GenerateKeyPair();
+        ECPrivateKeyParameters ecpriv = (ECPrivateKeyParameters)key.Private;
+        ECPublicKeyParameters ecpub = (ECPublicKeyParameters)key.Public;
+        BigInteger k = ecpriv.D;
+        ECPoint c1 = ecpub.Q;
+        p2 = userKey.Multiply(k);
+        Reset();
+        return c1;
+    }
+
+    public void Encrypt(byte[] data)
+    {
+        sm3c3.BlockUpdate(data, 0, data.Length);
+        for (int i = 0; i < data.Length; i++)
+        {
+            if (keyOff == key.Length)
+            {
+                NextKey();
+            }
+            data[i] ^= key[keyOff++];
+        }
+    }
+
+    public void Init_dec(BigInteger userD, ECPoint c1)
+    {
+        p2 = c1.Multiply(userD);
+        Reset();
+    }
+
+    public void Decrypt(byte[] data)
+    {
+        for (int i = 0; i < data.Length; i++)
+        {
+            if (keyOff == key.Length)
+            {
+                NextKey();
+            }
+            data[i] ^= key[keyOff++];
+        }
+
+        sm3c3.BlockUpdate(data, 0, data.Length);
+    }
+
+    public void Dofinal(byte[] c3)
+    {
+        byte[] p = ByteConvert32Bytes(p2.Normalize().YCoord.ToBigInteger());
+        sm3c3.BlockUpdate(p, 0, p.Length);
+        sm3c3.DoFinal(c3, 0);
+        Reset();
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM2.cs

@@ -0,0 +1,110 @@
+using Org.BouncyCastle.Crypto.Generators;
+using Org.BouncyCastle.Crypto.Parameters;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Math.EC;
+using Org.BouncyCastle.Security;
+
+namespace Admin.NET.Core;
+
+public class SM2
+{
+    public static SM2 Instance
+    {
+        get
+        {
+            return new SM2();
+        }
+    }
+
+    public static SM2 InstanceTest
+    {
+        get
+        {
+            return new SM2();
+        }
+    }
+
+    public static readonly string[] sm2_param = {
+        "FFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00000000FFFFFFFFFFFFFFFF",// p,0
+        "FFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00000000FFFFFFFFFFFFFFFC",// a,1
+        "28E9FA9E9D9F5E344D5A9E4BCF6509A7F39789F515AB8F92DDBCBD414D940E93",// b,2
+        "FFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFF7203DF6B21C6052B53BBF40939D54123",// n,3
+        "32C4AE2C1F1981195F9904466A39C9948FE30BBFF2660BE1715A4589334C74C7",// gx,4
+        "BC3736A2F4F6779C59BDCEE36B692153D0A9877CC62A474002DF32E52139F0A0" // gy,5
+    };
+
+    public string[] ecc_param = sm2_param;
+
+    public readonly BigInteger ecc_p;
+    public readonly BigInteger ecc_a;
+    public readonly BigInteger ecc_b;
+    public readonly BigInteger ecc_n;
+    public readonly BigInteger ecc_gx;
+    public readonly BigInteger ecc_gy;
+
+    public readonly ECCurve ecc_curve;
+    public readonly ECPoint ecc_point_g;
+
+    public readonly ECDomainParameters ecc_bc_spec;
+
+    public readonly ECKeyPairGenerator ecc_key_pair_generator;
+
+    private SM2()
+    {
+        ecc_param = sm2_param;
+
+        ecc_p = new BigInteger(ecc_param[0], 16);
+        ecc_a = new BigInteger(ecc_param[1], 16);
+        ecc_b = new BigInteger(ecc_param[2], 16);
+        ecc_n = new BigInteger(ecc_param[3], 16);
+        ecc_gx = new BigInteger(ecc_param[4], 16);
+        ecc_gy = new BigInteger(ecc_param[5], 16);
+
+        ecc_curve = new FpCurve(ecc_p, ecc_a, ecc_b, null, null);
+        ecc_point_g = ecc_curve.CreatePoint(ecc_gx, ecc_gy);
+
+        ecc_bc_spec = new ECDomainParameters(ecc_curve, ecc_point_g, ecc_n);
+
+        ECKeyGenerationParameters ecc_ecgenparam;
+        ecc_ecgenparam = new ECKeyGenerationParameters(ecc_bc_spec, new SecureRandom());
+
+        ecc_key_pair_generator = new ECKeyPairGenerator();
+        ecc_key_pair_generator.Init(ecc_ecgenparam);
+    }
+
+    public virtual byte[] Sm2GetZ(byte[] userId, ECPoint userKey)
+    {
+        var sm3 = new SM3Digest();
+        byte[] p;
+        // userId length
+        int len = userId.Length * 8;
+        sm3.Update((byte)(len >> 8 & 0x00ff));
+        sm3.Update((byte)(len & 0x00ff));
+
+        // userId
+        sm3.BlockUpdate(userId, 0, userId.Length);
+
+        // a,b
+        p = ecc_a.ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+        p = ecc_b.ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+        // gx,gy
+        p = ecc_gx.ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+        p = ecc_gy.ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+
+        // x,y
+        p = userKey.AffineXCoord.ToBigInteger().ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+        p = userKey.AffineYCoord.ToBigInteger().ToByteArray();
+        sm3.BlockUpdate(p, 0, p.Length);
+
+        // Z
+        byte[] md = new byte[sm3.GetDigestSize()];
+        sm3.DoFinal(md, 0);
+
+        return md;
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM2Util.cs

@@ -0,0 +1,167 @@
+using Org.BouncyCastle.Crypto;
+using Org.BouncyCastle.Crypto.Parameters;
+using Org.BouncyCastle.Math;
+using Org.BouncyCastle.Math.EC;
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Admin.NET.Core;
+
+/// <summary>
+/// SM2工具类
+/// </summary>
+public class SM2Util
+{
+    /// <summary>
+    /// 加密
+    /// </summary>
+    /// <param name="publicKey_string"></param>
+    /// <param name="data_string"></param>
+    /// <returns></returns>
+    public static string Encrypt(string publicKey_string, string data_string)
+    {
+        var publicKey = Hex.Decode(publicKey_string);
+        var data = Encoding.UTF8.GetBytes(data_string);
+        return Encrypt(publicKey, data);
+    }
+
+    /// <summary>
+    /// 解密
+    /// </summary>
+    /// <param name="privateKey_string"></param>
+    /// <param name="encryptedData_string"></param>
+    /// <returns></returns>
+    public static string Decrypt(string privateKey_string, string encryptedData_string)
+    {
+        var privateKey = Hex.Decode(privateKey_string);
+        var encryptedData = Hex.Decode(encryptedData_string);
+        var de_str = SM2Util.Decrypt(privateKey, encryptedData);
+        string plainText = Encoding.UTF8.GetString(de_str);
+        return plainText;
+    }
+
+    public static void GenerateKeyPair()
+    {
+        SM2 sm2 = SM2.Instance;
+        AsymmetricCipherKeyPair key = sm2.ecc_key_pair_generator.GenerateKeyPair();
+        ECPrivateKeyParameters ecpriv = (ECPrivateKeyParameters)key.Private;
+        ECPublicKeyParameters ecpub = (ECPublicKeyParameters)key.Public;
+        BigInteger privateKey = ecpriv.D;
+        ECPoint publicKey = ecpub.Q;
+
+        Console.Out.WriteLine("公钥: " + Encoding.ASCII.GetString(Hex.Encode(publicKey.GetEncoded())).ToUpper());
+        Console.Out.WriteLine("私钥: " + Encoding.ASCII.GetString(Hex.Encode(privateKey.ToByteArray())).ToUpper());
+    }
+
+    public static string Encrypt(byte[] publicKey, byte[] data)
+    {
+        if (null == publicKey || publicKey.Length == 0)
+        {
+            return null;
+        }
+        if (data == null || data.Length == 0)
+        {
+            return null;
+        }
+
+        byte[] source = new byte[data.Length];
+        Array.Copy(data, 0, source, 0, data.Length);
+
+        var cipher = new Cipher();
+        SM2 sm2 = SM2.Instance;
+
+        ECPoint userKey = sm2.ecc_curve.DecodePoint(publicKey);
+
+        ECPoint c1 = cipher.Init_enc(sm2, userKey);
+        cipher.Encrypt(source);
+
+        byte[] c3 = new byte[32];
+        cipher.Dofinal(c3);
+
+        string sc1 = Encoding.ASCII.GetString(Hex.Encode(c1.GetEncoded()));
+        string sc2 = Encoding.ASCII.GetString(Hex.Encode(source));
+        string sc3 = Encoding.ASCII.GetString(Hex.Encode(c3));
+
+        return (sc1 + sc2 + sc3).ToUpper();
+    }
+
+    public static byte[] Decrypt(byte[] privateKey, byte[] encryptedData)
+    {
+        if (null == privateKey || privateKey.Length == 0)
+        {
+            return null;
+        }
+        if (encryptedData == null || encryptedData.Length == 0)
+        {
+            return null;
+        }
+
+        string data = Encoding.ASCII.GetString(Hex.Encode(encryptedData));
+
+        byte[] c1Bytes = Hex.Decode(Encoding.ASCII.GetBytes(data.Substring(0, 130)));
+        int c2Len = encryptedData.Length - 97;
+        byte[] c2 = Hex.Decode(Encoding.ASCII.GetBytes(data.Substring(130, 2 * c2Len)));
+        byte[] c3 = Hex.Decode(Encoding.ASCII.GetBytes(data.Substring(130 + 2 * c2Len, 64)));
+
+        SM2 sm2 = SM2.Instance;
+        var userD = new BigInteger(1, privateKey);
+
+        ECPoint c1 = sm2.ecc_curve.DecodePoint(c1Bytes);
+        var cipher = new Cipher();
+        cipher.Init_dec(userD, c1);
+        cipher.Decrypt(c2);
+        cipher.Dofinal(c3);
+
+        return c2;
+    }
+
+    //[STAThread]
+    //public static void Main()
+    //{
+    //    GenerateKeyPair();
+
+    //    String plainText = "ererfeiisgod";
+    //    byte[] sourceData = Encoding.Default.GetBytes(plainText);
+
+    //    //下面的秘钥可以使用generateKeyPair()生成的秘钥内容
+    //    // 国密规范正式私钥
+    //    String prik = "3690655E33D5EA3D9A4AE1A1ADD766FDEA045CDEAA43A9206FB8C430CEFE0D94";
+    //    // 国密规范正式公钥
+    //    String pubk = "04F6E0C3345AE42B51E06BF50B98834988D54EBC7460FE135A48171BC0629EAE205EEDE253A530608178A98F1E19BB737302813BA39ED3FA3C51639D7A20C7391A";
+
+    //    System.Console.Out.WriteLine("加密: ");
+    //    String cipherText = SM2Utils.Encrypt(Hex.Decode(pubk), sourceData);
+    //    System.Console.Out.WriteLine(cipherText);
+    //    System.Console.Out.WriteLine("解密: ");
+    //    plainText = Encoding.Default.GetString(SM2Utils.Decrypt(Hex.Decode(prik), Hex.Decode(cipherText)));
+    //    System.Console.Out.WriteLine(plainText);
+
+    //    Console.ReadLine();
+    //}
+
+    /// <summary>
+    /// SM2加密
+    /// </summary>
+    /// <param name="plainText">明文</param>
+    /// <returns>密文</returns>
+    public static String 加密(String plainText)
+    {
+        // 国密规范正式公钥
+        String pubk = "04F6E0C3345AE42B51E06BF50B98834988D54EBC7460FE135A48171BC0629EAE205EEDE253A530608178A98F1E19BB737302813BA39ED3FA3C51639D7A20C7391A";
+        byte[] sourceData = Encoding.Default.GetBytes(plainText);
+        String cipherText = SM2Util.Encrypt(Hex.Decode(pubk), sourceData);
+        return cipherText;
+    }
+
+    /// <summary>
+    /// SM2解密
+    /// </summary>
+    /// <param name="cipherText">密文</param>
+    /// <returns>明文</returns>
+    public static string 解密(String cipherText)
+    {
+        // 国密规范正式私钥
+        String prik = "3690655E33D5EA3D9A4AE1A1ADD766FDEA045CDEAA43A9206FB8C430CEFE0D94";
+        String plainText = Encoding.Default.GetString(SM2Util.Decrypt(Hex.Decode(prik), Hex.Decode(cipherText)));
+        return plainText;
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM3.cs

@@ -0,0 +1,389 @@
+using Org.BouncyCastle.Crypto;
+
+namespace Admin.NET.Core;
+
+public abstract class GeneralDigest : IDigest
+{
+    private const int BYTE_LENGTH = 64;
+
+    private readonly byte[] xBuf;
+    private int xBufOff;
+
+    private long byteCount;
+
+    internal GeneralDigest()
+    {
+        xBuf = new byte[4];
+    }
+
+    internal GeneralDigest(GeneralDigest t)
+    {
+        xBuf = new byte[t.xBuf.Length];
+        Array.Copy(t.xBuf, 0, xBuf, 0, t.xBuf.Length);
+
+        xBufOff = t.xBufOff;
+        byteCount = t.byteCount;
+    }
+
+    public void Update(byte input)
+    {
+        xBuf[xBufOff++] = input;
+
+        if (xBufOff == xBuf.Length)
+        {
+            ProcessWord(xBuf, 0);
+            xBufOff = 0;
+        }
+
+        byteCount++;
+    }
+
+    public void BlockUpdate(
+    byte[] input,
+    int inOff,
+    int length)
+    {
+        //
+        // fill the current word
+        //
+        while ((xBufOff != 0) && (length > 0))
+        {
+            Update(input[inOff]);
+            inOff++;
+            length--;
+        }
+
+        //
+        // process whole words.
+        //
+        while (length > xBuf.Length)
+        {
+            ProcessWord(input, inOff);
+
+            inOff += xBuf.Length;
+            length -= xBuf.Length;
+            byteCount += xBuf.Length;
+        }
+
+        //
+        // load in the remainder.
+        //
+        while (length > 0)
+        {
+            Update(input[inOff]);
+
+            inOff++;
+            length--;
+        }
+    }
+
+    public void Finish()
+    {
+        long bitLength = (byteCount << 3);
+
+        //
+        // add the pad bytes.
+        //
+        Update(unchecked((byte)128));
+
+        while (xBufOff != 0) Update(unchecked((byte)0));
+        ProcessLength(bitLength);
+        ProcessBlock();
+    }
+
+    public virtual void Reset()
+    {
+        byteCount = 0;
+        xBufOff = 0;
+        Array.Clear(xBuf, 0, xBuf.Length);
+    }
+
+    public int GetByteLength()
+    {
+        return BYTE_LENGTH;
+    }
+
+    internal abstract void ProcessWord(byte[] input, int inOff);
+
+    internal abstract void ProcessLength(long bitLength);
+
+    internal abstract void ProcessBlock();
+
+    public abstract string AlgorithmName { get; }
+
+    public abstract int GetDigestSize();
+
+    public abstract int DoFinal(byte[] output, int outOff);
+}
+
+public class SupportClass
+{
+    /// <summary>
+    /// Performs an unsigned bitwise right shift with the specified number
+    /// </summary>
+    /// <param name="number">Number to operate on</param>
+    /// <param name="bits">Ammount of bits to shift</param>
+    /// <returns>The resulting number from the shift operation</returns>
+    public static int URShift(int number, int bits)
+    {
+        if (number >= 0)
+            return number >> bits;
+        else
+            return (number >> bits) + (2 << ~bits);
+    }
+
+    /// <summary>
+    /// Performs an unsigned bitwise right shift with the specified number
+    /// </summary>
+    /// <param name="number">Number to operate on</param>
+    /// <param name="bits">Ammount of bits to shift</param>
+    /// <returns>The resulting number from the shift operation</returns>
+    public static int URShift(int number, long bits)
+    {
+        return URShift(number, (int)bits);
+    }
+
+    /// <summary>
+    /// Performs an unsigned bitwise right shift with the specified number
+    /// </summary>
+    /// <param name="number">Number to operate on</param>
+    /// <param name="bits">Ammount of bits to shift</param>
+    /// <returns>The resulting number from the shift operation</returns>
+    public static long URShift(long number, int bits)
+    {
+        if (number >= 0)
+            return number >> bits;
+        else
+            return (number >> bits) + (2L << ~bits);
+    }
+
+    /// <summary>
+    /// Performs an unsigned bitwise right shift with the specified number
+    /// </summary>
+    /// <param name="number">Number to operate on</param>
+    /// <param name="bits">Ammount of bits to shift</param>
+    /// <returns>The resulting number from the shift operation</returns>
+    public static long URShift(long number, long bits)
+    {
+        return URShift(number, (int)bits);
+    }
+}
+
+public class SM3Digest : GeneralDigest
+{
+    public override string AlgorithmName
+    {
+        get
+        {
+            return "SM3";
+        }
+    }
+
+    public override int GetDigestSize()
+    {
+        return DIGEST_LENGTH;
+    }
+
+    private const int DIGEST_LENGTH = 32;
+
+    private static readonly int[] v0 = new int[] { 0x7380166f, 0x4914b2b9, 0x172442d7, unchecked((int)0xda8a0600), unchecked((int)0xa96f30bc), 0x163138aa, unchecked((int)0xe38dee4d), unchecked((int)0xb0fb0e4e) };
+
+    private readonly int[] v = new int[8];
+    private readonly int[] v_ = new int[8];
+
+    private static readonly int[] X0 = new int[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+    private readonly int[] X = new int[68];
+    private int xOff;
+
+    private readonly int T_00_15 = 0x79cc4519;
+    private readonly int T_16_63 = 0x7a879d8a;
+
+    public SM3Digest()
+    {
+        Reset();
+    }
+
+    public SM3Digest(SM3Digest t) : base(t)
+    {
+        Array.Copy(t.X, 0, X, 0, t.X.Length);
+        xOff = t.xOff;
+
+        Array.Copy(t.v, 0, v, 0, t.v.Length);
+    }
+
+    public override void Reset()
+    {
+        base.Reset();
+
+        Array.Copy(v0, 0, v, 0, v0.Length);
+
+        xOff = 0;
+        Array.Copy(X0, 0, X, 0, X0.Length);
+    }
+
+    internal override void ProcessBlock()
+    {
+        int i;
+
+        int[] ww = X;
+        int[] ww_ = new int[64];
+
+        for (i = 16; i < 68; i++)
+        {
+            ww[i] = P1(ww[i - 16] ^ ww[i - 9] ^ (ROTATE(ww[i - 3], 15))) ^ (ROTATE(ww[i - 13], 7)) ^ ww[i - 6];
+        }
+
+        for (i = 0; i < 64; i++)
+        {
+            ww_[i] = ww[i] ^ ww[i + 4];
+        }
+
+        int[] vv = v;
+        int[] vv_ = v_;
+
+        Array.Copy(vv, 0, vv_, 0, v0.Length);
+
+        int SS1, SS2, TT1, TT2, aaa;
+        for (i = 0; i < 16; i++)
+        {
+            aaa = ROTATE(vv_[0], 12);
+            SS1 = aaa + vv_[4] + ROTATE(T_00_15, i);
+            SS1 = ROTATE(SS1, 7);
+            SS2 = SS1 ^ aaa;
+
+            TT1 = FF_00_15(vv_[0], vv_[1], vv_[2]) + vv_[3] + SS2 + ww_[i];
+            TT2 = GG_00_15(vv_[4], vv_[5], vv_[6]) + vv_[7] + SS1 + ww[i];
+            vv_[3] = vv_[2];
+            vv_[2] = ROTATE(vv_[1], 9);
+            vv_[1] = vv_[0];
+            vv_[0] = TT1;
+            vv_[7] = vv_[6];
+            vv_[6] = ROTATE(vv_[5], 19);
+            vv_[5] = vv_[4];
+            vv_[4] = P0(TT2);
+        }
+        for (i = 16; i < 64; i++)
+        {
+            aaa = ROTATE(vv_[0], 12);
+            SS1 = aaa + vv_[4] + ROTATE(T_16_63, i);
+            SS1 = ROTATE(SS1, 7);
+            SS2 = SS1 ^ aaa;
+
+            TT1 = FF_16_63(vv_[0], vv_[1], vv_[2]) + vv_[3] + SS2 + ww_[i];
+            TT2 = GG_16_63(vv_[4], vv_[5], vv_[6]) + vv_[7] + SS1 + ww[i];
+            vv_[3] = vv_[2];
+            vv_[2] = ROTATE(vv_[1], 9);
+            vv_[1] = vv_[0];
+            vv_[0] = TT1;
+            vv_[7] = vv_[6];
+            vv_[6] = ROTATE(vv_[5], 19);
+            vv_[5] = vv_[4];
+            vv_[4] = P0(TT2);
+        }
+        for (i = 0; i < 8; i++)
+        {
+            vv[i] ^= vv_[i];
+        }
+
+        // Reset
+        xOff = 0;
+        Array.Copy(X0, 0, X, 0, X0.Length);
+    }
+
+    internal override void ProcessWord(byte[] in_Renamed, int inOff)
+    {
+        int n = in_Renamed[inOff] << 24;
+        n |= (in_Renamed[++inOff] & 0xff) << 16;
+        n |= (in_Renamed[++inOff] & 0xff) << 8;
+        n |= (in_Renamed[++inOff] & 0xff);
+        X[xOff] = n;
+
+        if (++xOff == 16)
+        {
+            ProcessBlock();
+        }
+    }
+
+    internal override void ProcessLength(long bitLength)
+    {
+        if (xOff > 14)
+        {
+            ProcessBlock();
+        }
+
+        X[14] = (int)(SupportClass.URShift(bitLength, 32));
+        X[15] = (int)(bitLength & unchecked((int)0xffffffff));
+    }
+
+    public static void IntToBigEndian(int n, byte[] bs, int off)
+    {
+        bs[off] = (byte)(SupportClass.URShift(n, 24));
+        bs[++off] = (byte)(SupportClass.URShift(n, 16));
+        bs[++off] = (byte)(SupportClass.URShift(n, 8));
+        bs[++off] = (byte)(n);
+    }
+
+    public override int DoFinal(byte[] out_Renamed, int outOff)
+    {
+        Finish();
+
+        for (int i = 0; i < 8; i++)
+        {
+            IntToBigEndian(v[i], out_Renamed, outOff + i * 4);
+        }
+
+        Reset();
+
+        return DIGEST_LENGTH;
+    }
+
+    private static int ROTATE(int x, int n)
+    {
+        return (x << n) | (SupportClass.URShift(x, (32 - n)));
+    }
+
+    private static int P0(int X)
+    {
+        return ((X) ^ ROTATE((X), 9) ^ ROTATE((X), 17));
+    }
+
+    private static int P1(int X)
+    {
+        return ((X) ^ ROTATE((X), 15) ^ ROTATE((X), 23));
+    }
+
+    private static int FF_00_15(int X, int Y, int Z)
+    {
+        return (X ^ Y ^ Z);
+    }
+
+    private static int FF_16_63(int X, int Y, int Z)
+    {
+        return ((X & Y) | (X & Z) | (Y & Z));
+    }
+
+    private static int GG_00_15(int X, int Y, int Z)
+    {
+        return (X ^ Y ^ Z);
+    }
+
+    private static int GG_16_63(int X, int Y, int Z)
+    {
+        return ((X & Y) | (~X & Z));
+    }
+
+    //[STAThread]
+    //public static void  Main()
+    //{
+    //    byte[] md = new byte[32];
+    //    byte[] msg1 = Encoding.Default.GetBytes("ererfeiisgod");
+    //    SM3Digest sm3 = new SM3Digest();
+    //    sm3.BlockUpdate(msg1, 0, msg1.Length);
+    //    sm3.DoFinal(md, 0);
+    //    System.String s = new UTF8Encoding().GetString(Hex.Encode(md));
+    //    System.Console.Out.WriteLine(s.ToUpper());
+
+    //    Console.ReadLine();
+    //}
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM3Util.cs

@@ -0,0 +1,28 @@
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Admin.NET.Core;
+
+/// <summary>
+/// SM3工具类
+/// </summary>
+public class SM3Util
+{
+    public string secretKey = "";
+
+    public string 加密(string data)
+    {
+        byte[] msg1 = Encoding.Default.GetBytes(data);
+        //byte[] key1 = Encoding.Default.GetBytes(secretKey);
+
+        //var keyParameter = new KeyParameter(key1);
+        var sm3 = new SM3Digest();
+
+        //HMac mac = new HMac(sm3); // 带密钥的杂凑算法
+        //mac.Init(keyParameter);
+        sm3.BlockUpdate(msg1, 0, msg1.Length);
+        // byte[] result = new byte[sm3.GetMacSize()];
+        byte[] result = new byte[sm3.GetDigestSize()];
+        sm3.DoFinal(result, 0);
+        return Encoding.ASCII.GetString(Hex.Encode(result));
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM4.cs

@@ -0,0 +1,325 @@
+namespace Admin.NET.Core;
+
+public class SM4
+{
+    public const int SM4_ENCRYPT = 1;
+    public const int SM4_DECRYPT = 0;
+
+    private static long GET_ULONG_BE(byte[] b, int i)
+    {
+        long n = (long)(b[i] & 0xff) << 24 | (long)((b[i + 1] & 0xff) << 16) | (long)((b[i + 2] & 0xff) << 8) | b[i + 3] & 0xff & 0xffffffffL;
+        return n;
+    }
+
+    private static void PUT_ULONG_BE(long n, byte[] b, int i)
+    {
+        b[i] = (byte)(int)(0xFF & n >> 24);
+        b[i + 1] = (byte)(int)(0xFF & n >> 16);
+        b[i + 2] = (byte)(int)(0xFF & n >> 8);
+        b[i + 3] = (byte)(int)(0xFF & n);
+    }
+
+    private static long SHL(long x, int n)
+    {
+        return (x & 0xFFFFFFFF) << n;
+    }
+
+    private static long ROTL(long x, int n)
+    {
+        return SHL(x, n) | x >> (32 - n);
+    }
+
+    private static void SWAP(long[] sk, int i)
+    {
+        long t = sk[i];
+        sk[i] = sk[(31 - i)];
+        sk[(31 - i)] = t;
+    }
+
+    public byte[] SboxTable = new byte[] {
+        0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7,
+        0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
+        0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3,
+        0xaa, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99,
+        0x9c, 0x42, 0x50, 0xf4, 0x91, 0xef, 0x98, 0x7a,
+        0x33, 0x54, 0x0b, 0x43, 0xed, 0xcf, 0xac, 0x62,
+        0xe4, 0xb3, 0x1c, 0xa9, 0xc9, 0x08, 0xe8, 0x95,
+        0x80, 0xdf, 0x94, 0xfa, 0x75, 0x8f, 0x3f, 0xa6,
+        0x47, 0x07, 0xa7, 0xfc, 0xf3, 0x73, 0x17, 0xba,
+        0x83, 0x59, 0x3c, 0x19, 0xe6, 0x85, 0x4f, 0xa8,
+        0x68, 0x6b, 0x81, 0xb2, 0x71, 0x64, 0xda, 0x8b,
+        0xf8, 0xeb, 0x0f, 0x4b, 0x70, 0x56, 0x9d, 0x35,
+        0x1e, 0x24, 0x0e, 0x5e, 0x63, 0x58, 0xd1, 0xa2,
+        0x25, 0x22, 0x7c, 0x3b, 0x01, 0x21, 0x78, 0x87,
+        0xd4, 0x00, 0x46, 0x57, 0x9f, 0xd3, 0x27, 0x52,
+        0x4c, 0x36, 0x02, 0xe7, 0xa0, 0xc4, 0xc8, 0x9e,
+        0xea, 0xbf, 0x8a, 0xd2, 0x40, 0xc7, 0x38, 0xb5,
+        0xa3, 0xf7, 0xf2, 0xce, 0xf9, 0x61, 0x15, 0xa1,
+        0xe0, 0xae, 0x5d, 0xa4, 0x9b, 0x34, 0x1a, 0x55,
+        0xad, 0x93, 0x32, 0x30, 0xf5, 0x8c, 0xb1, 0xe3,
+        0x1d, 0xf6, 0xe2, 0x2e, 0x82, 0x66, 0xca, 0x60,
+        0xc0, 0x29, 0x23, 0xab, 0x0d, 0x53, 0x4e, 0x6f,
+        0xd5, 0xdb, 0x37, 0x45, 0xde, 0xfd, 0x8e, 0x2f,
+        0x03, 0xff, 0x6a, 0x72, 0x6d, 0x6c, 0x5b, 0x51,
+        0x8d, 0x1b, 0xaf, 0x92, 0xbb, 0xdd, 0xbc, 0x7f,
+        0x11, 0xd9, 0x5c, 0x41, 0x1f, 0x10, 0x5a, 0xd8,
+        0x0a, 0xc1, 0x31, 0x88, 0xa5, 0xcd, 0x7b, 0xbd,
+        0x2d, 0x74, 0xd0, 0x12, 0xb8, 0xe5, 0xb4, 0xb0,
+        0x89, 0x69, 0x97, 0x4a, 0x0c, 0x96, 0x77, 0x7e,
+        0x65, 0xb9, 0xf1, 0x09, 0xc5, 0x6e, 0xc6, 0x84,
+        0x18, 0xf0, 0x7d, 0xec, 0x3a, 0xdc, 0x4d, 0x20,
+        0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48
+    };
+
+    public uint[] FK = {
+        0xa3b1bac6,
+        0x56aa3350,
+        0x677d9197,
+        0xb27022dc
+    };
+
+    public uint[] CK = {
+        0x00070e15,0x1c232a31,0x383f464d,0x545b6269,
+        0x70777e85,0x8c939aa1,0xa8afb6bd,0xc4cbd2d9,
+        0xe0e7eef5,0xfc030a11,0x181f262d,0x343b4249,
+        0x50575e65,0x6c737a81,0x888f969d,0xa4abb2b9,
+        0xc0c7ced5,0xdce3eaf1,0xf8ff060d,0x141b2229,
+        0x30373e45,0x4c535a61,0x686f767d,0x848b9299,
+        0xa0a7aeb5,0xbcc3cad1,0xd8dfe6ed,0xf4fb0209,
+        0x10171e25,0x2c333a41,0x484f565d,0x646b7279
+    };
+
+    private byte Sm4Sbox(byte inch)
+    {
+        int i = inch & 0xFF;
+        byte retVal = SboxTable[i];
+        return retVal;
+    }
+
+    private long Sm4Lt(long ka)
+    {
+        byte[] a = new byte[4];
+        byte[] b = new byte[4];
+        PUT_ULONG_BE(ka, a, 0);
+        b[0] = Sm4Sbox(a[0]);
+        b[1] = Sm4Sbox(a[1]);
+        b[2] = Sm4Sbox(a[2]);
+        b[3] = Sm4Sbox(a[3]);
+        long bb = GET_ULONG_BE(b, 0);
+        long c = bb ^ ROTL(bb, 2) ^ ROTL(bb, 10) ^ ROTL(bb, 18) ^ ROTL(bb, 24);
+        return c;
+    }
+
+    private long Sm4F(long x0, long x1, long x2, long x3, long rk)
+    {
+        return x0 ^ Sm4Lt(x1 ^ x2 ^ x3 ^ rk);
+    }
+
+    private long Sm4CalciRK(long ka)
+    {
+        byte[] a = new byte[4];
+        byte[] b = new byte[4];
+        PUT_ULONG_BE(ka, a, 0);
+        b[0] = Sm4Sbox(a[0]);
+        b[1] = Sm4Sbox(a[1]);
+        b[2] = Sm4Sbox(a[2]);
+        b[3] = Sm4Sbox(a[3]);
+        long bb = GET_ULONG_BE(b, 0);
+        long rk = bb ^ ROTL(bb, 13) ^ ROTL(bb, 23);
+        return rk;
+    }
+
+    private void Sm4_setkey(long[] SK, byte[] key)
+    {
+        long[] MK = new long[4];
+        long[] k = new long[36];
+        int i = 0;
+        MK[0] = GET_ULONG_BE(key, 0);
+        MK[1] = GET_ULONG_BE(key, 4);
+        MK[2] = GET_ULONG_BE(key, 8);
+        MK[3] = GET_ULONG_BE(key, 12);
+        k[0] = MK[0] ^ (long)FK[0];
+        k[1] = MK[1] ^ (long)FK[1];
+        k[2] = MK[2] ^ (long)FK[2];
+        k[3] = MK[3] ^ (long)FK[3];
+        for (; i < 32; i++)
+        {
+            k[(i + 4)] = (k[i] ^ Sm4CalciRK(k[(i + 1)] ^ k[(i + 2)] ^ k[(i + 3)] ^ (long)CK[i]));
+            SK[i] = k[(i + 4)];
+        }
+    }
+
+    private void Sm4_one_round(long[] sk, byte[] input, byte[] output)
+    {
+        int i = 0;
+        long[] ulbuf = new long[36];
+        ulbuf[0] = GET_ULONG_BE(input, 0);
+        ulbuf[1] = GET_ULONG_BE(input, 4);
+        ulbuf[2] = GET_ULONG_BE(input, 8);
+        ulbuf[3] = GET_ULONG_BE(input, 12);
+        while (i < 32)
+        {
+            ulbuf[(i + 4)] = Sm4F(ulbuf[i], ulbuf[(i + 1)], ulbuf[(i + 2)], ulbuf[(i + 3)], sk[i]);
+            i++;
+        }
+        PUT_ULONG_BE(ulbuf[35], output, 0);
+        PUT_ULONG_BE(ulbuf[34], output, 4);
+        PUT_ULONG_BE(ulbuf[33], output, 8);
+        PUT_ULONG_BE(ulbuf[32], output, 12);
+    }
+
+    private static byte[] Padding(byte[] input, int mode)
+    {
+        if (input == null)
+        {
+            return null;
+        }
+
+        byte[] ret;
+        if (mode == SM4_ENCRYPT)
+        {
+            int p = 16 - input.Length % 16;
+            ret = new byte[input.Length + p];
+            Array.Copy(input, 0, ret, 0, input.Length);
+            for (int i = 0; i < p; i++)
+            {
+                ret[input.Length + i] = (byte)p;
+            }
+        }
+        else
+        {
+            int p = input[input.Length - 1];
+            ret = new byte[input.Length - p];
+            Array.Copy(input, 0, ret, 0, input.Length - p);
+        }
+        return ret;
+    }
+
+    public void Sm4_setkey_enc(SM4_Context ctx, byte[] key)
+    {
+        ctx.mode = SM4_ENCRYPT;
+        Sm4_setkey(ctx.sk, key);
+    }
+
+    public void Sm4_setkey_dec(SM4_Context ctx, byte[] key)
+    {
+        ctx.mode = SM4_DECRYPT;
+        Sm4_setkey(ctx.sk, key);
+        int i;
+        for (i = 0; i < 16; i++)
+        {
+            SWAP(ctx.sk, i);
+        }
+    }
+
+    public byte[] Sm4_crypt_ecb(SM4_Context ctx, byte[] input)
+    {
+        if ((ctx.isPadding) && (ctx.mode == SM4_ENCRYPT))
+        {
+            input = Padding(input, SM4_ENCRYPT);
+        }
+
+        int length = input.Length;
+        byte[] bins = new byte[length];
+        Array.Copy(input, 0, bins, 0, length);
+        byte[] bous = new byte[length];
+        for (int i = 0; length > 0; length -= 16, i++)
+        {
+            byte[] inBytes = new byte[16];
+            byte[] outBytes = new byte[16];
+            Array.Copy(bins, i * 16, inBytes, 0, length > 16 ? 16 : length);
+            Sm4_one_round(ctx.sk, inBytes, outBytes);
+            Array.Copy(outBytes, 0, bous, i * 16, length > 16 ? 16 : length);
+        }
+
+        if (ctx.isPadding && ctx.mode == SM4_DECRYPT)
+        {
+            bous = Padding(bous, SM4_DECRYPT);
+        }
+        return bous;
+    }
+
+    public byte[] Sm4_crypt_cbc(SM4_Context ctx, byte[] iv, byte[] input)
+    {
+        if (ctx.isPadding && ctx.mode == SM4_ENCRYPT)
+        {
+            input = Padding(input, SM4_ENCRYPT);
+        }
+
+        int i = 0;
+        int length = input.Length;
+        byte[] bins = new byte[length];
+        Array.Copy(input, 0, bins, 0, length);
+        var bousList = new List<byte>();
+        if (ctx.mode == SM4_ENCRYPT)
+        {
+            for (int j = 0; length > 0; length -= 16, j++)
+            {
+                byte[] inBytes = new byte[16];
+                byte[] outBytes = new byte[16];
+                byte[] out1 = new byte[16];
+
+                Array.Copy(bins, i * 16, inBytes, 0, length > 16 ? 16 : length);
+                for (i = 0; i < 16; i++)
+                {
+                    outBytes[i] = ((byte)(inBytes[i] ^ iv[i]));
+                }
+                Sm4_one_round(ctx.sk, outBytes, out1);
+                Array.Copy(out1, 0, iv, 0, 16);
+                for (int k = 0; k < 16; k++)
+                {
+                    bousList.Add(out1[k]);
+                }
+            }
+        }
+        else
+        {
+            byte[] temp = new byte[16];
+            for (int j = 0; length > 0; length -= 16, j++)
+            {
+                byte[] inBytes = new byte[16];
+                byte[] outBytes = new byte[16];
+                byte[] out1 = new byte[16];
+
+                Array.Copy(bins, i * 16, inBytes, 0, length > 16 ? 16 : length);
+                Array.Copy(inBytes, 0, temp, 0, 16);
+                Sm4_one_round(ctx.sk, inBytes, outBytes);
+                for (i = 0; i < 16; i++)
+                {
+                    out1[i] = ((byte)(outBytes[i] ^ iv[i]));
+                }
+                Array.Copy(temp, 0, iv, 0, 16);
+                for (int k = 0; k < 16; k++)
+                {
+                    bousList.Add(out1[k]);
+                }
+            }
+        }
+
+        if (ctx.isPadding && ctx.mode == SM4_DECRYPT)
+        {
+            byte[] bous = Padding(bousList.ToArray(), SM4_DECRYPT);
+            return bous;
+        }
+        else
+        {
+            return bousList.ToArray();
+        }
+    }
+}
+
+public class SM4_Context
+{
+    public int mode;
+
+    public long[] sk;
+
+    public bool isPadding;
+
+    public SM4_Context()
+    {
+        this.mode = 1;
+        this.isPadding = true;
+        this.sk = new long[32];
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SM4Util.cs

@@ -0,0 +1,135 @@
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Admin.NET.Core;
+
+/// <summary>
+/// SM4工具类
+/// </summary>
+public class SM4Util
+{
+    public string secretKey = "";
+    public string iv = "";
+    public bool hexString = false;
+
+    public string Encrypt_ECB(string plainText)
+    {
+        var ctx = new SM4_Context
+        {
+            isPadding = true,
+            mode = SM4.SM4_ENCRYPT
+        };
+
+        byte[] keyBytes;
+        if (hexString)
+        {
+            keyBytes = Hex.Decode(secretKey);
+        }
+        else
+        {
+            keyBytes = Encoding.ASCII.GetBytes(secretKey);
+        }
+
+        var sm4 = new SM4();
+        sm4.Sm4_setkey_enc(ctx, keyBytes);
+        byte[] encrypted = sm4.Sm4_crypt_ecb(ctx, Encoding.ASCII.GetBytes(plainText));
+
+        string cipherText = Encoding.ASCII.GetString(Hex.Encode(encrypted));
+        return cipherText;
+    }
+
+    public byte[] Encrypt_ECB(byte[] plainBytes, byte[] keyBytes)
+    {
+        var ctx = new SM4_Context
+        {
+            isPadding = false,
+            mode = SM4.SM4_ENCRYPT
+        };
+
+        var sm4 = new SM4();
+        sm4.Sm4_setkey_enc(ctx, keyBytes);
+        byte[] encrypted = sm4.Sm4_crypt_ecb(ctx, plainBytes);
+        return encrypted;
+
+        //return Hex.Encode(encrypted);
+    }
+
+    public string Decrypt_ECB(string cipherText)
+    {
+        var ctx = new SM4_Context
+        {
+            isPadding = true,
+            mode = SM4.SM4_DECRYPT
+        };
+
+        byte[] keyBytes;
+        if (hexString)
+        {
+            keyBytes = Hex.Decode(secretKey);
+        }
+        else
+        {
+            keyBytes = Encoding.ASCII.GetBytes(secretKey);
+        }
+
+        var sm4 = new SM4();
+        sm4.Sm4_setkey_dec(ctx, keyBytes);
+        byte[] decrypted = sm4.Sm4_crypt_ecb(ctx, Hex.Decode(cipherText));
+        return Encoding.ASCII.GetString(decrypted);
+    }
+
+    public string Encrypt_CBC(string plainText)
+    {
+        var ctx = new SM4_Context
+        {
+            isPadding = true,
+            mode = SM4.SM4_ENCRYPT
+        };
+
+        byte[] keyBytes;
+        byte[] ivBytes;
+        if (hexString)
+        {
+            keyBytes = Hex.Decode(secretKey);
+            ivBytes = Hex.Decode(iv);
+        }
+        else
+        {
+            keyBytes = Encoding.ASCII.GetBytes(secretKey);
+            ivBytes = Encoding.ASCII.GetBytes(iv);
+        }
+
+        var sm4 = new SM4();
+        sm4.Sm4_setkey_enc(ctx, keyBytes);
+        byte[] encrypted = sm4.Sm4_crypt_cbc(ctx, ivBytes, Encoding.ASCII.GetBytes(plainText));
+
+        string cipherText = Encoding.ASCII.GetString(Hex.Encode(encrypted));
+        return cipherText;
+    }
+
+    public string Decrypt_CBC(string cipherText)
+    {
+        var ctx = new SM4_Context
+        {
+            isPadding = true,
+            mode = SM4.SM4_DECRYPT
+        };
+
+        byte[] keyBytes;
+        byte[] ivBytes;
+        if (hexString)
+        {
+            keyBytes = Hex.Decode(secretKey);
+            ivBytes = Hex.Decode(iv);
+        }
+        else
+        {
+            keyBytes = Encoding.ASCII.GetBytes(secretKey);
+            ivBytes = Encoding.ASCII.GetBytes(iv);
+        }
+
+        var sm4 = new SM4();
+        sm4.Sm4_setkey_dec(ctx, keyBytes);
+        byte[] decrypted = sm4.Sm4_crypt_cbc(ctx, ivBytes, Hex.Decode(cipherText));
+        return Encoding.ASCII.GetString(decrypted);
+    }
+}

Admin.NET/Admin.NET.Core/Util/SMEncrypt/SMUtil.cs

@@ -0,0 +1,14 @@
+using Org.BouncyCastle.Utilities.Encoders;
+
+namespace Admin.NET.Core;
+
+/// <summary>
+/// SM工具类
+/// </summary>
+public class SMUtil
+{
+    public static string StrToHex(string str)
+    {
+        return Encoding.ASCII.GetString(Hex.Encode(Encoding.UTF8.GetBytes(str))).ToUpper();
+    }
+}