public static void TestPrematureEndOfFile(CryptoImplementation cryptoImplementation)
{
SetupAssembly.AssemblySetupCrypto(cryptoImplementation);
V1DocumentHeaders headers = new V1DocumentHeaders(new Passphrase("passphrase"), 10);
using (MemoryStream stream = new MemoryStream())
{
headers.WriteWithoutHmac(stream);
stream.Position = 0;
using (V1AxCryptReader reader = new V1AxCryptReader(new LookAheadStream(stream)))
{
AxCryptItemType lastItemType = AxCryptItemType.Undefined;
while (reader.Read())
{
lastItemType = reader.CurrentItemType;
}
Assert.That(lastItemType, Is.EqualTo(AxCryptItemType.Data));
Assert.That(reader.CurrentItemType, Is.EqualTo(AxCryptItemType.Data));
reader.SetStartOfData();
Assert.That(reader.Read(), Is.False);
Assert.That(reader.CurrentItemType, Is.EqualTo(AxCryptItemType.EndOfStream));
Assert.That(reader.Read(), Is.False);
Assert.That(reader.CurrentItemType, Is.EqualTo(AxCryptItemType.EndOfStream));
}
}
}
/// <summary>
/// Read the next item from the stream.
/// </summary>
/// <returns>true if there was a next item read, false if at end of stream.</returns>
/// <exception cref="Axantum.AxCrypt.Core.AxCryptException">Any error except premature end of stream will throw.</exception>
public virtual bool Read()
{
if (_disposed)
{
throw new ObjectDisposedException(GetType().FullName);
}
AxCryptItemType before = CurrentItemType;
bool readOk = ReadInternal();
AxCryptItemType after = CurrentItemType;
if (OS.Log.IsDebugEnabled)
{
OS.Log.LogDebug("AxCryptReader.Read() from type {0} to type {1} : {2}.".InvariantFormat(before, after, CurrentHeaderBlock == null ? "(None)" : CurrentHeaderBlock.GetType().ToString()));
}
return(readOk);
}
public void SetCurrentItemType(AxCryptItemType itemType)
{
CurrentItemType = itemType;
}
public void SetCurrentItemType(AxCryptItemType itemType)
{
CurrentItemType = itemType;
}
