public SeekableCryptoStream(EncryptionSettings encryptionSettings, string key, Stream stream)
{
if (!stream.CanRead)
throw new ArgumentException("The Underlying stream for a SeekableCryptoStream must always be either read-only or read-write. Write only streams are not supported.");
if (!stream.CanSeek)
throw new ArgumentException("The Underlying stream for a SeekableCryptoStream must be seekable.");
isReadonly = !stream.CanWrite;
underlyingStream = new BlockReaderWriter(encryptionSettings, key, stream, Constants.DefaultIndexFileBlockSize);
currentBlockSize = underlyingStream.Header.DecryptedBlockSize;
}
public SeekableCryptoStream(EncryptionSettings encryptionSettings, string key, Stream stream)
{
if (!stream.CanRead)
{
throw new ArgumentException("The Underlying stream for a SeekableCryptoStream must always be either read-only or read-write. Write only streams are not supported.");
}
if (!stream.CanSeek)
{
throw new ArgumentException("The Underlying stream for a SeekableCryptoStream must be seekable.");
}
isReadonly = !stream.CanWrite;
underlyingStream = new BlockReaderWriter(encryptionSettings, key, stream, Constants.DefaultIndexFileBlockSize);
currentBlockSize = underlyingStream.Header.DecryptedBlockSize;
}
