754if (_buffer.DecryptedLength > 0) 756int b = _buffer.DecryptedSpan[0]; 757_buffer.Discard(1);

69_buffer.ReturnBuffer(); 72if (!_buffer.IsValid) 218if (_buffer.ActiveLength > 0) 266if (_buffer.ActiveLength == 0) 268_buffer.ReturnBuffer(); 353_buffer.EnsureAvailableSpace(InitialHandshakeBufferSize); 449if (TlsFrameHelper.TryGetFrameInfo(_buffer.EncryptedReadOnlySpan, ref _lastFrame)) 456if (!_isRenego && _buffer.EncryptedReadOnlySpan[_lastFrame.Header.Version == SslProtocols.Ssl2 ? HandshakeTypeOffsetSsl2 : HandshakeTypeOffsetTls] == (byte)TlsHandshakeType.ClientHello && 471if (!TlsFrameHelper.TryGetFrameInfo(_buffer.EncryptedReadOnlySpan, ref _lastFrame, options)) 517ReadOnlySpan<byte> availableData = _buffer.EncryptedReadOnlySpan; 520while (_buffer.EncryptedLength - chunkSize > TlsFrameHelper.HeaderSize) 543_buffer.DiscardEncrypted(consumed); 744if (_buffer.ActiveLength == 0) 746_buffer.ReturnBuffer(); 752frameSize = GetFrameSize(_buffer.EncryptedReadOnlySpan); 753return _buffer.EncryptedLength >= frameSize; 770_buffer.EnsureAvailableSpace(frameSize == UnknownTlsFrameLength ? 772frameSize - _buffer.EncryptedLength); 774while (_buffer.EncryptedLength < frameSize) 777Debug.Assert(_buffer.AvailableLength > 0, "_buffer.AvailableBytes > 0"); 780int bytesRead = await TIOAdapter.ReadAsync(InnerStream, _buffer.AvailableMemory, cancellationToken).ConfigureAwait(false); 783if (_buffer.EncryptedLength != 0) 792_buffer.Commit(bytesRead); 793if (frameSize == int.MaxValue && _buffer.EncryptedLength > TlsFrameHelper.HeaderSize) 796frameSize = GetFrameSize(_buffer.EncryptedReadOnlySpan); 797_buffer.EnsureAvailableSpace(frameSize - _buffer.EncryptedLength); 813status = Decrypt(_buffer.EncryptedSpanSliced(frameSize), out int decryptedOffset, out int decryptedCount); 814_buffer.OnDecrypted(decryptedOffset, decryptedCount, frameSize); 872if (_buffer.DecryptedLength != 0) 887Debug.Assert(_buffer.EncryptedLength == 0); 892Debug.Assert(_buffer.DecryptedLength == 0); 907if (_buffer.DecryptedLength != 0) 909extraBuffer = new byte[_buffer.DecryptedLength]; 910_buffer.DecryptedSpan.CopyTo(extraBuffer); 912_buffer.Discard(_buffer.DecryptedLength); 938if (_buffer.DecryptedLength > 0) 965TlsFrameHelper.TryGetFrameHeader(_buffer.EncryptedReadOnlySpan, ref _lastFrame.Header); 1041Debug.Assert(_buffer.DecryptedLength > 0); 1043int copyBytes = Math.Min(_buffer.DecryptedLength, buffer.Length); 1046_buffer.DecryptedReadOnlySpanSliced(copyBytes).CopyTo(buffer.Span); 1047_buffer.Discard(copyBytes);