/// <summary>
/// Read cleartext data from an input stream and write the encrypted data to an output stream
/// </summary>
/// <param name="cipher">The <see cref="ICipher"/> to use for encrypting the data</param>
/// <param name="input">The input stream containing cleartext data to read from</param>
/// <param name="output">The output stream to write the encrypted data to</param>
/// <remarks>This method leaves both the <paramref name="input"/> and <paramref name="output"/> streams open</remarks>
public static async Task EncryptAsync(this ICipher cipher, Stream input, Stream output)
{
using (var cryptoStream = cipher.CreateEncryptionStream(output, CryptoStreamMode.Write, true))
await input.CopyToAsync(cryptoStream).ConfigureAwait(false);
}
/// <summary>
/// Read cleartext data from an input stream and write the encrypted data to an output stream
/// </summary>
/// <param name="cipher">The <see cref="ICipher"/> to use for encrypting the data</param>
/// <param name="input">The input stream containing cleartext data to read from</param>
/// <param name="output">The output stream to write the encrypted data to</param>
/// <remarks>This method leaves both the <paramref name="input"/> and <paramref name="output"/> streams open</remarks>
public static void Encrypt(this ICipher cipher, Stream input, Stream output)
{
using (var cryptoStream = cipher.CreateEncryptionStream(output, CryptoStreamMode.Write, true))
input.CopyTo(cryptoStream);
}