Пример #1
0
 /// <inheritdoc />
 public byte[] Export(CryptographicPrivateKeyBlobType blobType)
 {
     try
     {
         return(this.key.Export(AsymmetricKeyAlgorithmProvider.GetPlatformKeyBlobType(blobType)).ToArray());
     }
     catch (NotImplementedException ex)
     {
         throw new NotSupportedException(ex.Message, ex);
     }
     catch (ArgumentException ex)
     {
         // ArgumentException can be thrown when we don't have the private key,
         // or when the key can't be serialized using the requested format.
         // The first of these deserves an InvalidOperationException while
         // the second one deserves a NotSupportedException. But we can't clearly
         // discern each case from the exception. So we use internal state to assist.
         if (this.canExportPrivateKey)
         {
             // Exporting should work, so it must be an unsupported format.
             throw new NotSupportedException(ex.Message, ex);
         }
         else
         {
             // We can't have been expected to export regardless of the setting.
             throw new InvalidOperationException(ex.Message, ex);
         }
     }
 }
Пример #2
0
 /// <inheritdoc />
 public byte[] ExportPublicKey(CryptographicPublicKeyBlobType blobType)
 {
     try
     {
         return(this.key.ExportPublicKey(AsymmetricKeyAlgorithmProvider.GetPlatformKeyBlobType(blobType)).ToArray());
     }
     catch (NotImplementedException ex)
     {
         throw new NotSupportedException(ex.Message, ex);
     }
 }