8dc2499aa6
gotools/ * Makefile.am (go_cmd_cgo_files): Add ast_go118.go (check-go-tool): Copy golang.org/x/tools directories. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
147 lines
4.4 KiB
Go
147 lines
4.4 KiB
Go
// Copyright 2020 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build aix || darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd || solaris || windows
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package net
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import (
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"internal/poll"
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"runtime"
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"syscall"
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"time"
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)
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// Network file descriptor.
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type netFD struct {
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pfd poll.FD
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// immutable until Close
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family int
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sotype int
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isConnected bool // handshake completed or use of association with peer
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net string
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laddr Addr
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raddr Addr
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}
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func (fd *netFD) setAddr(laddr, raddr Addr) {
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fd.laddr = laddr
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fd.raddr = raddr
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runtime.SetFinalizer(fd, (*netFD).Close)
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}
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func (fd *netFD) Close() error {
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runtime.SetFinalizer(fd, nil)
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return fd.pfd.Close()
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}
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func (fd *netFD) shutdown(how int) error {
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err := fd.pfd.Shutdown(how)
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runtime.KeepAlive(fd)
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return wrapSyscallError("shutdown", err)
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}
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func (fd *netFD) closeRead() error {
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return fd.shutdown(syscall.SHUT_RD)
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}
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func (fd *netFD) closeWrite() error {
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return fd.shutdown(syscall.SHUT_WR)
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}
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func (fd *netFD) Read(p []byte) (n int, err error) {
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n, err = fd.pfd.Read(p)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(readSyscallName, err)
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}
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func (fd *netFD) readFrom(p []byte) (n int, sa syscall.Sockaddr, err error) {
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n, sa, err = fd.pfd.ReadFrom(p)
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runtime.KeepAlive(fd)
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return n, sa, wrapSyscallError(readFromSyscallName, err)
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}
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func (fd *netFD) readFromInet4(p []byte, from *syscall.SockaddrInet4) (n int, err error) {
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n, err = fd.pfd.ReadFromInet4(p, from)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(readFromSyscallName, err)
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}
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func (fd *netFD) readFromInet6(p []byte, from *syscall.SockaddrInet6) (n int, err error) {
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n, err = fd.pfd.ReadFromInet6(p, from)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(readFromSyscallName, err)
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}
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func (fd *netFD) readMsg(p []byte, oob []byte, flags int) (n, oobn, retflags int, sa syscall.Sockaddr, err error) {
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n, oobn, retflags, sa, err = fd.pfd.ReadMsg(p, oob, flags)
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runtime.KeepAlive(fd)
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return n, oobn, retflags, sa, wrapSyscallError(readMsgSyscallName, err)
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}
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func (fd *netFD) readMsgInet4(p []byte, oob []byte, flags int, sa *syscall.SockaddrInet4) (n, oobn, retflags int, err error) {
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n, oobn, retflags, err = fd.pfd.ReadMsgInet4(p, oob, flags, sa)
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runtime.KeepAlive(fd)
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return n, oobn, retflags, wrapSyscallError(readMsgSyscallName, err)
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}
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func (fd *netFD) readMsgInet6(p []byte, oob []byte, flags int, sa *syscall.SockaddrInet6) (n, oobn, retflags int, err error) {
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n, oobn, retflags, err = fd.pfd.ReadMsgInet6(p, oob, flags, sa)
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runtime.KeepAlive(fd)
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return n, oobn, retflags, wrapSyscallError(readMsgSyscallName, err)
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}
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func (fd *netFD) Write(p []byte) (nn int, err error) {
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nn, err = fd.pfd.Write(p)
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runtime.KeepAlive(fd)
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return nn, wrapSyscallError(writeSyscallName, err)
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}
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func (fd *netFD) writeTo(p []byte, sa syscall.Sockaddr) (n int, err error) {
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n, err = fd.pfd.WriteTo(p, sa)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(writeToSyscallName, err)
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}
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func (fd *netFD) writeToInet4(p []byte, sa *syscall.SockaddrInet4) (n int, err error) {
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n, err = fd.pfd.WriteToInet4(p, sa)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(writeToSyscallName, err)
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}
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func (fd *netFD) writeToInet6(p []byte, sa *syscall.SockaddrInet6) (n int, err error) {
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n, err = fd.pfd.WriteToInet6(p, sa)
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runtime.KeepAlive(fd)
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return n, wrapSyscallError(writeToSyscallName, err)
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}
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func (fd *netFD) writeMsg(p []byte, oob []byte, sa syscall.Sockaddr) (n int, oobn int, err error) {
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n, oobn, err = fd.pfd.WriteMsg(p, oob, sa)
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runtime.KeepAlive(fd)
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return n, oobn, wrapSyscallError(writeMsgSyscallName, err)
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}
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func (fd *netFD) writeMsgInet4(p []byte, oob []byte, sa *syscall.SockaddrInet4) (n int, oobn int, err error) {
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n, oobn, err = fd.pfd.WriteMsgInet4(p, oob, sa)
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runtime.KeepAlive(fd)
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return n, oobn, wrapSyscallError(writeMsgSyscallName, err)
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}
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func (fd *netFD) writeMsgInet6(p []byte, oob []byte, sa *syscall.SockaddrInet6) (n int, oobn int, err error) {
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n, oobn, err = fd.pfd.WriteMsgInet6(p, oob, sa)
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runtime.KeepAlive(fd)
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return n, oobn, wrapSyscallError(writeMsgSyscallName, err)
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}
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func (fd *netFD) SetDeadline(t time.Time) error {
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return fd.pfd.SetDeadline(t)
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}
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func (fd *netFD) SetReadDeadline(t time.Time) error {
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return fd.pfd.SetReadDeadline(t)
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}
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func (fd *netFD) SetWriteDeadline(t time.Time) error {
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return fd.pfd.SetWriteDeadline(t)
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}
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