85 lines
3.1 KiB
C#
85 lines
3.1 KiB
C#
using System;
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using System.IO;
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using Org.BouncyCastle.OpenSsl;
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using Org.BouncyCastle.Security;
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using Org.BouncyCastle.Crypto;
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using Org.BouncyCastle.Crypto.Parameters;
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using System.Security.Cryptography;
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using PSO2SERVER;
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public static class KeyLoader
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{
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public static RSACryptoServiceProvider LoadPrivateKeyFromPem(string filePath)
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{
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using (var reader = new StreamReader(filePath))
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{
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var pemReader = new PemReader(reader);
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var privateKeyParams = (RsaPrivateCrtKeyParameters)pemReader.ReadObject();
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var rsaParams = new RSAParameters
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{
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Modulus = privateKeyParams.Modulus.ToByteArrayUnsigned(),
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Exponent = privateKeyParams.PublicExponent.ToByteArrayUnsigned(),
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P = privateKeyParams.P.ToByteArrayUnsigned(),
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Q = privateKeyParams.Q.ToByteArrayUnsigned(),
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DP = privateKeyParams.DP.ToByteArrayUnsigned(),
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DQ = privateKeyParams.DQ.ToByteArrayUnsigned(),
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InverseQ = privateKeyParams.QInv.ToByteArrayUnsigned(),
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D = privateKeyParams.Exponent.ToByteArrayUnsigned()
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};
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var rsa = new RSACryptoServiceProvider();
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rsa.ImportParameters(rsaParams);
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return rsa;
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}
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}
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public static RSACryptoServiceProvider LoadPublicKeyFromPem(string filePath)
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{
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using (var reader = new StreamReader(filePath))
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{
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var pemReader = new PemReader(reader);
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var publicKeyParams = (RsaKeyParameters)pemReader.ReadObject();
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var rsaParams = new RSAParameters
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{
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Modulus = publicKeyParams.Modulus.ToByteArrayUnsigned(),
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Exponent = publicKeyParams.Exponent.ToByteArrayUnsigned()
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};
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var rsa = new RSACryptoServiceProvider();
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rsa.ImportParameters(rsaParams);
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return rsa;
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}
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}
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public static void SaveKeyToFile(string filePath, byte[] keyBlob)
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{
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using (FileStream outFile = File.Create(filePath))
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{
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outFile.Write(keyBlob, 0, keyBlob.Length);
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}
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}
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public static void ProcessKeyFiles(string pemFile, string blobFile, bool isPrivateKey, bool isGenerating)
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{
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if (File.Exists(pemFile) && !File.Exists(blobFile) && isGenerating)
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{
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Logger.Write("[KEY] 发现{0}文件, 正在生成新的{1}密钥 {2}...", pemFile, isPrivateKey ? "私有" : "公共", blobFile);
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RSACryptoServiceProvider rsa = isPrivateKey ? LoadPrivateKeyFromPem(pemFile) : LoadPublicKeyFromPem(pemFile);
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byte[] cspBlob = rsa.ExportCspBlob(isPrivateKey);
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SaveKeyToFile(blobFile, cspBlob);
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}
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}
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public static void GenerateAndSaveKeyIfNotExists(RSACryptoServiceProvider rsa, string keyBlobFile, bool isPrivateKey)
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{
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if (!File.Exists(keyBlobFile))
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{
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Logger.WriteWarning("[KEY] 未找到 {0} 文件, 正在生成新的{1}密钥...", keyBlobFile, isPrivateKey ? "私有" : "公共");
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byte[] cspBlob = rsa.ExportCspBlob(isPrivateKey);
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SaveKeyToFile(keyBlobFile, cspBlob);
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}
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}
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}
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