1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // This is an interface for all objects that want to be notified that 6 // the underlying UDP socket is available for writing (not write blocked 7 // anymore). 8 9 #ifndef NET_QUIC_QUIC_BLOCKED_WRITER_INTERFACE_H_ 10 #define NET_QUIC_QUIC_BLOCKED_WRITER_INTERFACE_H_ 11 12 #include "net/base/net_export.h" 13 14 namespace net { 15 16 class NET_EXPORT_PRIVATE QuicBlockedWriterInterface { 17 public: ~QuicBlockedWriterInterface()18 virtual ~QuicBlockedWriterInterface() {} 19 20 // Called by the PacketWriter when the underlying socket becomes writable 21 // so that the BlockedWriter can go ahead and try writing. This methods 22 // should return false if the socket has become blocked while writing. 23 virtual bool OnCanWrite() = 0; 24 }; 25 26 } // namespace net 27 28 #endif // NET_QUIC_QUIC_BLOCKED_WRITER_INTERFACE_H_ 29