Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 50 insertions, 0 deletions

diff --git a/src/msg/async/EventPoll.h b/src/msg/async/EventPoll.h
new file mode 100644
index 000000000..772d46a3e
--- /dev/null
+++ b/src/msg/async/EventPoll.h
@@ -0,0 +1,50 @@
+// -*- 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) 2022 Rafael Lopez <rafael.lopez@softiron.com>
+ *
+ *
+ * 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_EVENTPOLL_H
+#define CEPH_MSG_EVENTPOLL_H
+
+#ifdef _WIN32
+#include <winsock2.h>
+#else
+#include <poll.h>
+#endif
+
+#include "Event.h"
+
+typedef struct pollfd POLLFD;
+
+class PollDriver : public EventDriver {
+  int max_pfds;
+  int hard_max_pfds;
+  POLLFD *pfds;
+  CephContext *cct;
+
+ private:
+  int poll_ctl(int, int, int);
+
+ public:
+  explicit PollDriver(CephContext *c): cct(c) {}
+  ~PollDriver() 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<FiredFileEvent> &fired_events,
+		 struct timeval *tp) override;
+};
+
+#endif