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-rwxr-xr-xlibtransport/src/hicn/transport/utils/epoll_event_reactor.h65
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diff --git a/libtransport/src/hicn/transport/utils/epoll_event_reactor.h b/libtransport/src/hicn/transport/utils/epoll_event_reactor.h
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+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <hicn/transport/utils/event_reactor.h>
+
+#include <sys/epoll.h>
+#include <cstddef>
+#include <functional>
+#include <mutex>
+#include <unordered_map>
+
+#define FD_NUMBER 20000
+
+namespace utils {
+
+typedef struct epoll_event Event;
+typedef std::function<int(const Event &)> EventCallback;
+typedef std::unordered_map<int, EventCallback> EventCallbackMap;
+
+class EpollEventReactor : public EventReactor {
+ public:
+ explicit EpollEventReactor();
+
+ ~EpollEventReactor();
+
+ int addFileDescriptor(int fd, uint32_t events, EventCallback &callback);
+
+ int addFileDescriptor(int fd, uint32_t events, EventCallback &&callback);
+
+ int delFileDescriptor(int fd);
+
+ int modFileDescriptor(int fd, uint32_t events);
+
+ void runEventLoop(int timeout = -1) override;
+
+ void runOneEvent() override;
+
+ void stop() override;
+
+ std::size_t mapSize();
+
+ private:
+ int addFileDescriptor(int fd, uint32_t events);
+
+ int epoll_fd_;
+ volatile bool run_event_loop_;
+ EventCallbackMap event_callback_map_;
+ std::mutex event_callback_map_mutex_;
+};
+
+} // namespace utils