public override int Read(byte[] buffer, int offset, int count)
{
int readlen = count > (int)(_bytestream.Length - _position) ? (int)(_bytestream.Length - _position) : count;
if (readlen > 0)
{
ArraySegment <byte> buff = _bytestream.GetIOBuffer();
System.Buffer.BlockCopy(buff.Array
, (int)_position + buff.Offset
, buffer, offset
, readlen);
_position += readlen;
return(readlen);
}
else
{
return(0);
}
}
public override void ChannelRead(IContext context, object msg)
{
IByteStream input = msg as IByteStream;
if (input != null)
{
int endOffset = input.WriterIndex;
// 使用该信息计算当前SSL记录的长度。
if (this._packetLength > 0)
{
if (endOffset < this._packetLength)
{
//数据未完整
context.Channel.MergeRead();
return;
}
else
{
this._packetLength = 0;
}
}
//判断是否为SSL加密包
if (endOffset < SSLUtils.SSL_RECORD_HEADER_LENGTH)
{
return;
}
int encryptedPacketLength = SSLUtils.GetEncryptedPacketLength(input, 0);
if (encryptedPacketLength == -1)
{
return;
}
if (encryptedPacketLength > endOffset)
{
// 数据未完整
this._packetLength = encryptedPacketLength;
context.Channel.MergeRead();
return;
}
ArraySegment <byte> inputIoBuffer = input.GetIOBuffer();
_agent.SetSource(inputIoBuffer.Array, inputIoBuffer.Offset, input.Length);
if ((_agent.State & SSLHandlerState.Authenticating) != 0)
{
_agent.TriggerHandshakeRead();
}
else
{
if (EnsureAuthenticated())
{
IByteStream output = this.Unwrap(context, input);
context.FireNextRead(new SSLUnwrapStream(output));
}
}
return;
}
context.FireNextRead(msg);
}
public ArraySegment <byte> GetIOBuffer()
{
return(_stream.GetIOBuffer());
}
