TryDecryptCbcCore()

override bool Internal.Cryptography.RC2Implementation.TryDecryptCbcCore ( ReadOnlySpan< byte > ciphertext, ReadOnlySpan< byte > iv, Span< byte > destination, PaddingMode paddingMode, out int bytesWritten )

inlineprotectedvirtual

Reimplemented from System.Security.Cryptography.SymmetricAlgorithm.

Definition at line 122 of file RC2Implementation.cs.

    {
        if (!ValidKeySize(Key.Length, out var keySizeBits))
        {
            throw new InvalidOperationException(System.SR.Cryptography_InvalidKeySize);
        }
        int effectiveKeyLength = ((EffectiveKeySizeValue == 0) ? keySizeBits : EffectiveKeySize);
        UniversalCryptoTransform universalCryptoTransform = CreateTransformCore(CipherMode.CBC, paddingMode, Key, effectiveKeyLength, iv.ToArray(), BlockSize / 8, 0, BlockSize / 8, encrypting: false);
        using (universalCryptoTransform)
        {
            return universalCryptoTransform.TransformOneShot(ciphertext, destination, out bytesWritten);
        }
    }

References System.Security.Cryptography.SymmetricAlgorithm.BlockSize, Internal.Cryptography.RC2Implementation.CreateTransformCore(), System.SR.Cryptography_InvalidKeySize, System.destination, Internal.Cryptography.RC2Implementation.EffectiveKeySize, System.Security.Cryptography.RC2.EffectiveKeySizeValue, System.Security.Cryptography.SymmetricAlgorithm.Key, System.ReadOnlySpan< T >.ToArray(), Internal.Cryptography.UniversalCryptoTransform.TransformOneShot(), and Internal.Cryptography.RC2Implementation.ValidKeySize().