blob: 709969857a857e75f25e31ead49fdd5ab5e4b5f5 [file] [log] [blame]
// Copyright 2018 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "shill/file_io.h"
#include <fcntl.h>
#include <unistd.h>
#include <base/posix/eintr_wrapper.h>
namespace shill {
FileIO::FileIO() = default;
FileIO::~FileIO() = default;
// static
FileIO* FileIO::GetInstance() {
static base::NoDestructor<FileIO> instance;
return instance.get();
ssize_t FileIO::Write(int fd, const void* buf, size_t count) {
return HANDLE_EINTR(write(fd, buf, count));
ssize_t FileIO::Read(int fd, void* buf, size_t count) {
return HANDLE_EINTR(read(fd, buf, count));
int FileIO::Close(int fd) {
return IGNORE_EINTR(close(fd));
int FileIO::SetFdNonBlocking(int fd) {
const int flags = HANDLE_EINTR(fcntl(fd, F_GETFL)) | O_NONBLOCK;
return HANDLE_EINTR(fcntl(fd, F_SETFL, flags));
} // namespace shill