1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2014 UnitedStack <haomai@unitedstack.com>
8 * Author: Haomai Wang <haomaiwang@gmail.com>
10 * This is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License version 2.1, as published by the Free Software
13 * Foundation. See file COPYING.
17 #ifndef CEPH_MSG_EVENTKQUEUE_H
18 #define CEPH_MSG_EVENTKQUEUE_H
20 #include <sys/types.h>
21 #include <sys/event.h>
26 class KqueueDriver : public EventDriver {
29 struct kevent *res_events;
33 // Keep what we set on the kqfd
38 struct SaveEvent *sav_events;
42 int test_thread_change(const char* funcname);
45 explicit KqueueDriver(CephContext *c): kqfd(-1), res_events(NULL), cct(c),
46 size(0), sav_max(0) {}
47 virtual ~KqueueDriver() {
59 int init(EventCenter *c, int nevent) override;
60 int add_event(int fd, int cur_mask, int add_mask) override;
61 int del_event(int fd, int cur_mask, int del_mask) override;
62 int resize_events(int newsize) override;
63 int event_wait(vector<FiredFileEvent> &fired_events,
64 struct timeval *tp) override;