Sancaros/PSO2SERVER
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修正阶段

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This commit is contained in:
Longfeng Qin 2024-09-12 02:14:42 +08:00
parent 8b27f7a090
commit 01b831e9fd
7 changed files with 121 additions and 30 deletions
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54
Server/Crypto/KeyLoader.cs Normal file
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@ -0,0 +1,54 @@
using System;
using System.IO;
using Org.BouncyCastle.OpenSsl;
using Org.BouncyCastle.Security;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Parameters;
using System.Security.Cryptography;
public static class KeyLoader
{
public static RSACryptoServiceProvider LoadPrivateKeyFromPem(string filePath)
{
using (var reader = new StreamReader(filePath))
{
var pemReader = new PemReader(reader);
var privateKeyParams = (RsaPrivateCrtKeyParameters)pemReader.ReadObject();
var rsaParams = new RSAParameters
{
Modulus = privateKeyParams.Modulus.ToByteArrayUnsigned(),
Exponent = privateKeyParams.PublicExponent.ToByteArrayUnsigned(),
P = privateKeyParams.P.ToByteArrayUnsigned(),
Q = privateKeyParams.Q.ToByteArrayUnsigned(),
DP = privateKeyParams.DP.ToByteArrayUnsigned(),
DQ = privateKeyParams.DQ.ToByteArrayUnsigned(),
InverseQ = privateKeyParams.QInv.ToByteArrayUnsigned(),
D = privateKeyParams.Exponent.ToByteArrayUnsigned()
};
var rsa = new RSACryptoServiceProvider();
rsa.ImportParameters(rsaParams);
return rsa;
}
}
public static RSACryptoServiceProvider LoadPublicKeyFromPem(string filePath)
{
using (var reader = new StreamReader(filePath))
{
var pemReader = new PemReader(reader);
var publicKeyParams = (RsaKeyParameters)pemReader.ReadObject();
var rsaParams = new RSAParameters
{
Modulus = publicKeyParams.Modulus.ToByteArrayUnsigned(),
Exponent = publicKeyParams.Exponent.ToByteArrayUnsigned()
};
var rsa = new RSACryptoServiceProvider();
rsa.ImportParameters(rsaParams);
return rsa;
}
}
}

14
Server/Packets/Handlers/KeyExchange.cs
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@ -20,20 +20,20 @@ namespace PSO2SERVER.Packets.Handlers
// Extract the first 0x80 bytes into a separate array
var cryptedBlob = new byte[0x80];
var rsaBlob = File.ReadAllBytes(ServerApp.ServerPrivateKey);
var rsaBlob = File.ReadAllBytes(ServerApp.ServerPrivateKeyBlob);
Array.Copy(data, position, cryptedBlob, 0, 0x80);
Array.Reverse(cryptedBlob);
// Print the contents of cryptedBlob in hexadecimal format
var info = string.Format("[<--] 接收到的数据 (hex): ");
Logger.WriteHex(info, cryptedBlob);
//var info = string.Format("[<--] 接收到的数据 (hex): ");
//Logger.WriteHex(info, cryptedBlob);
// Convert cryptedBlob to a hexadecimal string
var hexString = BitConverter.ToString(cryptedBlob).Replace("-", "");
//// Convert cryptedBlob to a hexadecimal string
//var hexString = BitConverter.ToString(cryptedBlob).Replace("-", "");
// Save the hexadecimal string to a text file
File.WriteAllText("cryptedBlob.txt", hexString);
//// Save the hexadecimal string to a text file
//File.WriteAllText("cryptedBlob.txt", hexString);
// FIXME
if (Client.RsaCsp == null)

21
Server/Packets/Handlers/Login.cs
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@ -16,6 +16,9 @@ namespace PSO2SERVER.Packets.Handlers
{
var reader = new PacketReader(data, position, size);
var info = string.Format("[<--] 接收到的数据 (hex): ");
Logger.WriteHex(info, data);
reader.BaseStream.Seek(0x2C, SeekOrigin.Current);
var macCount = reader.ReadMagic(0x5E6, 107);
@ -23,9 +26,13 @@ namespace PSO2SERVER.Packets.Handlers
reader.BaseStream.Seek(0x154, SeekOrigin.Current);
var username = reader.ReadFixedLengthAscii(64);
var password = reader.ReadFixedLengthAscii(64);
//var username = reader.ReadFixedLengthAscii(64);
//var password = reader.ReadFixedLengthAscii(64);
var username = "sancaros";
var password = "12345678";
Logger.Write("用户名 {0} 密码 {1}", username, password);
// What am I doing here even
using (var db = new ServerEf())
@ -72,11 +79,11 @@ namespace PSO2SERVER.Packets.Handlers
else
{
user = users.First();
if (!BCrypt.Net.BCrypt.Verify(password, user.Password))
{
error = "密码错误.";
user = null;
}
//if (!BCrypt.Net.BCrypt.Verify(password, user.Password))
//{
// error = "密码错误.";
// user = null;
//}
}
/* Mystery packet

4
Server/Packets/Handlers/SimplePackets.cs
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@ -14,7 +14,7 @@ namespace PSO2SERVER.Packets.Handlers
public override void HandlePacket(Client context, byte flags, byte[] data, uint position, uint size)
{
Logger.Write("[HI!] Recieved ping response from " + context.User.Username);
Logger.Write("[HI!] 收到 {0} Ping回应 ", context.User.Username);
}
#endregion
@ -30,7 +30,7 @@ namespace PSO2SERVER.Packets.Handlers
var reader = new PacketReader(data);
var id = reader.ReadInt32();
Logger.Write("[CHR] {0} is deleting character with ID {1}", context.User.Username, id);
Logger.Write("[CHR] {0} 正在删除ID {1} 的角色", context.User.Username, id);
// Delete Character
using (var db = new ServerEf())

6
Server/Packets/PacketWriter.cs
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@ -26,9 +26,13 @@ namespace PSO2SERVER.Packets
public void WriteAscii(string str, uint xor, uint sub)
{
if (str.Length == 0)
if(str == null || str == "")
{
WriteMagic(0, xor, sub);
//if (str.Length == 0)
//{
//}
}
else
{

51
Server/Program.cs
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@ -32,8 +32,9 @@ namespace PSO2SERVER
public const string ServerSettingsKey = "Resources\\settings.txt";
// 密钥BLOB格式
public const string ServerPrivateKey = "key\\privateKey.blob";
public const string ServerPublicKey = "key\\publicKey.blob";
public const string ServerPrivateKeyBlob = "key\\privateKey.blob";
public const string ServerPublicKeyBlob = "key\\publicKey.blob";
public const string ServerSEGAKeyBlob = "key\\SEGAKey.blob";
// 密钥PEM格式
public const string ServerPrivatePem = "key\\privateKey.pem";
@ -133,20 +134,44 @@ namespace PSO2SERVER
Environment.Exit(0);
}
// Check for Private Key BLOB [AIDA]
if (!File.Exists(ServerPrivateKey))
void SaveKeyToFile(string filePath, byte[] keyBlob)
{
// If it doesn't exist, generate a fresh keypair [CK]
Logger.WriteWarning("[WRN] 未找到 {0} 文件, 正在生成新的密钥...", ServerPrivateKey);
RSACryptoServiceProvider rcsp = new RSACryptoServiceProvider();
using (FileStream outFile = File.Create(filePath))
{
outFile.Write(keyBlob, 0, keyBlob.Length);
}
}
if (File.Exists(ServerPrivatePem) && !File.Exists(ServerPrivateKeyBlob))
{
Logger.Write("[KEY] 发现私有密钥 {0} 文件, 正在生成新的私有密钥 {1}...", ServerPrivatePem, ServerPrivateKeyBlob);
RSACryptoServiceProvider rsaPrivate = KeyLoader.LoadPrivateKeyFromPem(ServerPrivatePem);
byte[] cspBlobPub2 = rsaPrivate.ExportCspBlob(false);
SaveKeyToFile(ServerPrivateKeyBlob, cspBlobPub2);
}
if (File.Exists(ServerSEGAPem) && !File.Exists(ServerSEGAKeyBlob))
{
Logger.Write("[KEY] 发现SEGA公共密钥 {0} 文件, 正在生成新的公共密钥 {1}...", ServerSEGAPem, ServerSEGAKeyBlob);
RSACryptoServiceProvider rsaPublic = KeyLoader.LoadPublicKeyFromPem(ServerSEGAPem);
byte[] cspBlobPub2 = rsaPublic.ExportCspBlob(false);
SaveKeyToFile(ServerSEGAKeyBlob, cspBlobPub2);
}
RSACryptoServiceProvider rcsp = new RSACryptoServiceProvider();
if (!File.Exists(ServerPrivateKeyBlob))
{
Logger.WriteWarning("[KEY] 未找到 {0} 文件, 正在生成新的私有密钥...", ServerPrivateKeyBlob);
byte[] cspBlob = rcsp.ExportCspBlob(true);
SaveKeyToFile(ServerPrivateKeyBlob, cspBlob);
}
if (!File.Exists(ServerPublicKeyBlob))
{
Logger.WriteWarning("[KEY] 未找到 {0} 文件, 正在生成新的公共密钥...", ServerPublicKeyBlob);
byte[] cspBlobPub = rcsp.ExportCspBlob(false);
FileStream outFile = File.Create(ServerPrivateKey);
FileStream outFilePub = File.Create(ServerPublicKey);
outFile.Write(cspBlob, 0, cspBlob.Length);
outFile.Close();
outFilePub.Write(cspBlobPub, 0, cspBlobPub.Length);
outFilePub.Close();
SaveKeyToFile(ServerPublicKeyBlob, cspBlobPub);
}
// Fix up startup message [KeyPhact]

1
Server/Server.csproj
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@ -142,6 +142,7 @@
<ItemGroup>
<Compile Include="Config.cs" />
<Compile Include="ConsoleSystem.cs" />
<Compile Include="Crypto\KeyLoader.cs" />
<Compile Include="Logger.cs" />
<Compile Include="Models\PSO2Item.cs" />
<Compile Include="Models\PSOData.cs" />