87 lines
1.9 KiB
C++
87 lines
1.9 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/utils/port/detail/NativeFd.h"
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#include "td/utils/logging.h"
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#include "td/utils/Status.h"
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#include "td/utils/format.h"
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#if TD_PORT_POSIX
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#include <unistd.h>
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#endif
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namespace td {
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NativeFd::NativeFd(NativeFd::Raw raw) : fd_(raw) {
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VLOG(fd) << *this << " create";
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}
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NativeFd::NativeFd(NativeFd::Raw raw, bool nolog) : fd_(raw) {
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}
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#if TD_PORT_WINDOWS
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NativeFd::NativeFd(SOCKET raw) : fd_(reinterpret_cast<HANDLE>(raw)), is_socket_(true) {
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VLOG(fd) << *this << " create";
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}
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#endif
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NativeFd::~NativeFd() {
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close();
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}
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NativeFd::operator bool() const {
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return fd_.get() != empty_raw();
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}
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constexpr NativeFd::Raw NativeFd::empty_raw() {
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#if TD_PORT_POSIX
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return -1;
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#elif TD_PORT_WINDOWS
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return INVALID_HANDLE_VALUE;
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#endif
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}
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NativeFd::Raw NativeFd::raw() const {
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return fd_.get();
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}
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NativeFd::Raw NativeFd::fd() const {
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return raw();
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}
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#if TD_PORT_WINDOWS
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NativeFd::Raw NativeFd::io_handle() const {
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return raw();
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}
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SOCKET NativeFd::socket() const {
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CHECK(is_socket_);
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return reinterpret_cast<SOCKET>(fd_.get());
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}
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#elif TD_PORT_POSIX
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NativeFd::Raw NativeFd::socket() const {
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return raw();
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}
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#endif
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void NativeFd::close() {
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if (!*this) {
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return;
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}
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VLOG(fd) << *this << " close";
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#if TD_PORT_WINDOWS
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if (!CloseHandle(io_handle())) {
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#elif TD_PORT_POSIX
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if (::close(fd()) < 0) {
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#endif
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auto error = OS_ERROR("Close fd");
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LOG(ERROR) << error;
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}
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fd_ = {};
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}
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NativeFd::Raw NativeFd::release() {
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VLOG(fd) << *this << " release";
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auto res = fd_.get();
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fd_ = {};
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return res;
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}
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StringBuilder &operator<<(StringBuilder &sb, const NativeFd &fd) {
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sb << tag("fd", fd.raw());
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return sb;
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}
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} // namespace td
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