niko
57 lines
1.9 KiB
C#
57 lines
1.9 KiB
C#
using System;
|
|
using System.Security.Cryptography;
|
|
using System.Security.Cryptography.X509Certificates;
|
|
using Mono.Security.Cryptography;
|
|
|
|
namespace Mono.Security.Protocol.Tls.Handshake.Server
|
|
{
|
|
// Token: 0x020000BC RID: 188
|
|
internal class TlsServerKeyExchange : HandshakeMessage
|
|
{
|
|
// Token: 0x060006C0 RID: 1728 RVA: 0x00025CC0 File Offset: 0x00023EC0
|
|
public TlsServerKeyExchange(Context context)
|
|
: base(context, HandshakeType.ServerKeyExchange)
|
|
{
|
|
}
|
|
|
|
// Token: 0x060006C1 RID: 1729 RVA: 0x00025CCC File Offset: 0x00023ECC
|
|
public override void Update()
|
|
{
|
|
throw new NotSupportedException();
|
|
}
|
|
|
|
// Token: 0x060006C2 RID: 1730 RVA: 0x00025CD4 File Offset: 0x00023ED4
|
|
protected override void ProcessAsSsl3()
|
|
{
|
|
this.ProcessAsTls1();
|
|
}
|
|
|
|
// Token: 0x060006C3 RID: 1731 RVA: 0x00025CDC File Offset: 0x00023EDC
|
|
protected override void ProcessAsTls1()
|
|
{
|
|
ServerContext serverContext = (ServerContext)base.Context;
|
|
RSA rsa = (RSA)serverContext.SslStream.PrivateKeyCertSelectionDelegate(new X509Certificate(serverContext.ServerSettings.Certificates[0].RawData), null);
|
|
RSAParameters rsaparameters = rsa.ExportParameters(false);
|
|
base.WriteInt24(rsaparameters.Modulus.Length);
|
|
this.Write(rsaparameters.Modulus, 0, rsaparameters.Modulus.Length);
|
|
base.WriteInt24(rsaparameters.Exponent.Length);
|
|
this.Write(rsaparameters.Exponent, 0, rsaparameters.Exponent.Length);
|
|
byte[] array = this.createSignature(rsa, base.ToArray());
|
|
base.WriteInt24(array.Length);
|
|
base.Write(array);
|
|
}
|
|
|
|
// Token: 0x060006C4 RID: 1732 RVA: 0x00025D9C File Offset: 0x00023F9C
|
|
private byte[] createSignature(RSA rsa, byte[] buffer)
|
|
{
|
|
MD5SHA1 md5SHA = new MD5SHA1();
|
|
TlsStream tlsStream = new TlsStream();
|
|
tlsStream.Write(base.Context.RandomCS);
|
|
tlsStream.Write(buffer, 0, buffer.Length);
|
|
md5SHA.ComputeHash(tlsStream.ToArray());
|
|
tlsStream.Reset();
|
|
return md5SHA.CreateSignature(rsa);
|
|
}
|
|
}
|
|
}
|