67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
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/*
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* Copyright 2016-present Facebook, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#ifdef _MSC_VER
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// This needs to be before the libevent include.
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#include <folly/portability/Windows.h>
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#endif
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#include <event.h>
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#ifdef _MSC_VER
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#include <event2/event_compat.h> // @manual
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#include <folly/portability/Fcntl.h>
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#endif
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namespace folly {
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#ifdef _MSC_VER
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using libevent_fd_t = evutil_socket_t;
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#else
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using libevent_fd_t = int;
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#endif
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inline libevent_fd_t getLibeventFd(int fd) {
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#ifdef _MSC_VER
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if (fd == -1) {
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return (libevent_fd_t)INVALID_HANDLE_VALUE;
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}
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return _get_osfhandle(fd);
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#else
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return fd;
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#endif
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}
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inline int libeventFdToFd(libevent_fd_t fd) {
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#ifdef _MSC_VER
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if (fd == (libevent_fd_t)INVALID_HANDLE_VALUE) {
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return -1;
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}
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return _open_osfhandle((intptr_t)fd, O_RDWR | O_BINARY);
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#else
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return fd;
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#endif
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}
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using EventSetCallback = void (*)(libevent_fd_t, short, void*);
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inline void
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folly_event_set(event* e, int fd, short s, EventSetCallback f, void* arg) {
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auto lfd = getLibeventFd(fd);
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event_set(e, lfd, s, f, arg);
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}
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} // namespace folly
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