49 lines
1.3 KiB
C#
49 lines
1.3 KiB
C#
using System;
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using Org.BouncyCastle.Crypto.Parameters;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Crypto.Tls;
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public class DefaultTlsEncryptionCredentials : AbstractTlsEncryptionCredentials
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{
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protected readonly TlsContext mContext;
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protected readonly Certificate mCertificate;
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protected readonly AsymmetricKeyParameter mPrivateKey;
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public override Certificate Certificate => mCertificate;
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public DefaultTlsEncryptionCredentials(TlsContext context, Certificate certificate, AsymmetricKeyParameter privateKey)
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{
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if (certificate == null)
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{
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throw new ArgumentNullException("certificate");
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}
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if (certificate.IsEmpty)
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{
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throw new ArgumentException("cannot be empty", "certificate");
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}
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if (privateKey == null)
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{
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throw new ArgumentNullException("'privateKey' cannot be null");
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}
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if (!privateKey.IsPrivate)
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{
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throw new ArgumentException("must be private", "privateKey");
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}
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if (!(privateKey is RsaKeyParameters))
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{
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throw new ArgumentException("type not supported: " + Platform.GetTypeName(privateKey), "privateKey");
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}
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mContext = context;
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mCertificate = certificate;
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mPrivateKey = privateKey;
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}
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public override byte[] DecryptPreMasterSecret(byte[] encryptedPreMasterSecret)
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{
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return TlsRsaUtilities.SafeDecryptPreMasterSecret(mContext, (RsaKeyParameters)mPrivateKey, encryptedPreMasterSecret);
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}
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}
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