blob: 1c3a6fed9a86798be704a3634584fc120f361406 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This is an interface for all objects that want to be notified that
// the underlying UDP socket is available for writing (not write blocked
// anymore).
#include "net/base/net_export.h"
namespace net {
class NET_EXPORT_PRIVATE QuicBlockedWriterInterface {
virtual ~QuicBlockedWriterInterface() {}
// Called by the PacketWriter when the underlying socket becomes writable
// so that the BlockedWriter can go ahead and try writing.
virtual void OnCanWrite() = 0;
} // namespace net
#if defined(COMPILER_GCC)
// Hash pointers as if they were int's, but bring more entropy to the lower
// bits.
template <>
struct hash<net::QuicBlockedWriterInterface*> {
std::size_t operator()(const net::QuicBlockedWriterInterface* ptr) const {
size_t k = reinterpret_cast<size_t>(ptr);
return k + (k >> 6);