From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/msg/async/EventSelect.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 src/msg/async/EventSelect.h (limited to 'src/msg/async/EventSelect.h') diff --git a/src/msg/async/EventSelect.h b/src/msg/async/EventSelect.h new file mode 100644 index 000000000..08af57bcf --- /dev/null +++ b/src/msg/async/EventSelect.h @@ -0,0 +1,42 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2014 UnitedStack + * + * Author: Haomai Wang + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + +#ifndef CEPH_MSG_EVENTSELECT_H +#define CEPH_MSG_EVENTSELECT_H + +#include "Event.h" + +class SelectDriver : public EventDriver { + fd_set rfds, wfds; + /* We need to have a copy of the fd sets as it's not safe to reuse + * FD sets after select(). */ + fd_set _rfds, _wfds; + int max_fd; + CephContext *cct; + + public: + explicit SelectDriver(CephContext *c): max_fd(0), cct(c) {} + ~SelectDriver() override {} + + int init(EventCenter *c, int nevent) override; + int add_event(int fd, int cur_mask, int add_mask) override; + int del_event(int fd, int cur_mask, int del_mask) override; + int resize_events(int newsize) override; + int event_wait(std::vector &fired_events, + struct timeval *tp) override; +}; + +#endif -- cgit v1.2.3