1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 use std::fs::File; 18 use std::os::unix::io::{AsRawFd, FromRawFd, RawFd}; 19 20 // TODO: Remove if/when std::os::unix::io::OwnedFd is standardized. 21 pub struct OwnedFd { 22 owner: File, 23 } 24 25 impl FromRawFd for OwnedFd { from_raw_fd(fd: RawFd) -> Self26 unsafe fn from_raw_fd(fd: RawFd) -> Self { 27 OwnedFd { owner: File::from_raw_fd(fd) } 28 } 29 } 30 31 impl AsRawFd for OwnedFd { as_raw_fd(&self) -> RawFd32 fn as_raw_fd(&self) -> RawFd { 33 self.owner.as_raw_fd() 34 } 35 } 36