OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	12/01/2022 06:13:58 PM	rwxr-xr-x
📄 addrselect.go	9.44 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 addrselect_test.go	6.22 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_aix.go	582 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_android.go	272 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_bsd.go	353 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_linux.go	642 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_netbsd.go	276 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_openbsd.go	276 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_resnew.go	590 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_resold.go	579 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_socknew.go	753 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_sockold.go	852 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_solaris.go	343 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_stub.go	1.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_unix.go	9.49 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_unix_test.go	1.84 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 cgo_windows.go	402 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 conf.go	9.65 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 conf_netcgo.go	370 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 conf_test.go	9.7 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 conn_test.go	1.73 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dial.go	22.73 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dial_test.go	26.1 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dial_unix_test.go	2.77 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsclient.go	5.57 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsclient_test.go	1.51 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsclient_unix.go	22.72 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsclient_unix_test.go	57.08 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsconfig.go	1.61 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsconfig_unix.go	4.01 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsconfig_unix_test.go	6.69 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsconfig_windows.go	1.42 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 dnsname_test.go	1.98 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_plan9.go	224 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_plan9_test.go	476 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_posix.go	542 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_posix_test.go	981 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_test.go	19.72 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_unix.go	372 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_unix_test.go	762 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_windows.go	355 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 error_windows_test.go	796 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 example_test.go	8.45 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 external_test.go	4.07 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 fcntl_libc_test.go	374 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 fcntl_syscall_test.go	496 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 fd_plan9.go	3.56 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 fd_posix.go	4.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 fd_unix.go	5.37 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 fd_windows.go	4.62 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file.go	1.69 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_plan9.go	2.68 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_stub.go	489 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_test.go	6.38 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_unix.go	2.46 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 file_windows.go	521 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 hook.go	628 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 hook_plan9.go	283 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 hook_unix.go	690 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 hook_windows.go	875 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 hosts.go	3.02 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 hosts_test.go	4.58 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 http	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 interface.go	7.17 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_aix.go	4.4 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_bsd.go	2.76 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_bsd_test.go	1.44 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_bsdvar.go	718 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_darwin.go	1.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_freebsd.go	1.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_linux.go	6.9 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_linux_test.go	3.65 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_plan9.go	4.68 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_solaris.go	2.07 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_stub.go	812 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_test.go	9.67 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_unix_test.go	4.73 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 interface_windows.go	5.41 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 internal	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 ip.go	17.72 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 ip_test.go	25.33 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 iprawsock.go	7.08 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 iprawsock_plan9.go	874 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 iprawsock_posix.go	3.41 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 iprawsock_test.go	5.62 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 ipsock.go	8.97 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 ipsock_plan9.go	7.5 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 ipsock_plan9_test.go	645 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 ipsock_posix.go	7.66 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 ipsock_test.go	6.81 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 listen_test.go	20.51 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup.go	27.82 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_fake.go	1.64 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_plan9.go	8.86 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_test.go	35.13 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_unix.go	4.46 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_windows.go	12.53 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 lookup_windows_test.go	8.5 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 mac.go	1.88 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 mac_test.go	3.26 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 mail	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 main_cloexec_test.go	693 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_conf_test.go	922 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_noconf_test.go	505 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_plan9_test.go	392 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_posix_test.go	1.38 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_test.go	7.08 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_unix_test.go	1.19 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 main_windows_test.go	1.08 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 mockserver_test.go	10.79 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 net.go	23.25 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 net_fake.go	6.59 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 net_test.go	13.88 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 net_windows_test.go	16.28 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 netgo.go	427 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 netgo_unix_test.go	656 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📁 netip	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 nss.go	3.64 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 nss_test.go	3.35 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 packetconn_test.go	3.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 parse.go	7.06 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 parse_test.go	1.46 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 pipe.go	5.43 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 pipe_test.go	1.2 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 platform_test.go	4.57 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 port.go	1.46 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 port_test.go	1.34 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 port_unix.go	1.24 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 protoconn_test.go	7.19 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn.go	1.89 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn_stub_test.go	631 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn_test.go	4.32 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn_unix_test.go	2.96 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 rawconn_windows_test.go	3.12 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 resolverdialfunc_test.go	8.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 rpc	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 sendfile_linux.go	1.1 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sendfile_stub.go	344 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sendfile_test.go	6.72 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sendfile_unix_alt.go	2.01 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sendfile_windows.go	1.02 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 server_test.go	11.01 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 smtp	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 sock_bsd.go	918 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_cloexec.go	741 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_linux.go	1.53 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_linux_test.go	545 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_plan9.go	262 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_posix.go	6.78 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_stub.go	390 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sock_windows.go	1.16 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockaddr_posix.go	914 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_aix.go	1.43 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_bsd.go	2.21 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_linux.go	1.25 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_plan9.go	406 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_posix.go	2.62 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_solaris.go	1.25 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_stub.go	742 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockopt_windows.go	1.51 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockoptip_bsdvar.go	867 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockoptip_linux.go	735 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockoptip_posix.go	1.38 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockoptip_stub.go	767 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 sockoptip_windows.go	819 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 splice_linux.go	1.09 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 splice_stub.go	287 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 splice_test.go	10.05 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 sys_cloexec.go	962 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsock.go	10.61 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsock_plan9.go	2.21 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsock_posix.go	5.31 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsock_test.go	17.32 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsock_unix_test.go	2.35 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_darwin.go	770 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_dragonfly.go	698 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_openbsd.go	365 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_plan9.go	525 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_posix.go	442 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_solaris.go	1.15 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_stub.go	397 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_unix.go	722 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 tcpsockopt_windows.go	741 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📁 testdata	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📁 textproto	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 timeout_test.go	28.56 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 udpsock.go	11.83 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 udpsock_plan9.go	4.64 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 udpsock_plan9_test.go	1.31 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 udpsock_posix.go	6.78 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 udpsock_test.go	16.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock.go	10.17 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_linux_test.go	2.29 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_plan9.go	1.24 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_posix.go	5.87 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_readmsg_cloexec.go	654 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_readmsg_cmsg_cloexec.go	332 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_readmsg_other.go	275 bytes	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_readmsg_test.go	2.48 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_test.go	10.42 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 unixsock_windows_test.go	2.03 KB	12/01/2022 06:12:59 PM	rw-r--r--
📁 url	-	12/01/2022 06:13:56 PM	rwxr-xr-x
📄 write_unix_test.go	1.61 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 writev_test.go	4.97 KB	12/01/2022 06:12:59 PM	rw-r--r--
📄 writev_unix.go	733 bytes	12/01/2022 06:12:59 PM	rw-r--r--

Editing: unixsock_posix.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build unix || (js && wasm) || windows

package net

import (
	"context"
	"errors"
	"os"
	"syscall"
)

func unixSocket(ctx context.Context, net string, laddr, raddr sockaddr, mode string, ctrlFn func(string, string, syscall.RawConn) error) (*netFD, error) {
	var sotype int
	switch net {
	case "unix":
		sotype = syscall.SOCK_STREAM
	case "unixgram":
		sotype = syscall.SOCK_DGRAM
	case "unixpacket":
		sotype = syscall.SOCK_SEQPACKET
	default:
		return nil, UnknownNetworkError(net)
	}

switch mode {
	case "dial":
		if laddr != nil && laddr.isWildcard() {
			laddr = nil
		}
		if raddr != nil && raddr.isWildcard() {
			raddr = nil
		}
		if raddr == nil && (sotype != syscall.SOCK_DGRAM || laddr == nil) {
			return nil, errMissingAddress
		}
	case "listen":
	default:
		return nil, errors.New("unknown mode: " + mode)
	}

fd, err := socket(ctx, net, syscall.AF_UNIX, sotype, 0, false, laddr, raddr, ctrlFn)
	if err != nil {
		return nil, err
	}
	return fd, nil
}

func sockaddrToUnix(sa syscall.Sockaddr) Addr {
	if s, ok := sa.(*syscall.SockaddrUnix); ok {
		return &UnixAddr{Name: s.Name, Net: "unix"}
	}
	return nil
}

func sockaddrToUnixgram(sa syscall.Sockaddr) Addr {
	if s, ok := sa.(*syscall.SockaddrUnix); ok {
		return &UnixAddr{Name: s.Name, Net: "unixgram"}
	}
	return nil
}

func sockaddrToUnixpacket(sa syscall.Sockaddr) Addr {
	if s, ok := sa.(*syscall.SockaddrUnix); ok {
		return &UnixAddr{Name: s.Name, Net: "unixpacket"}
	}
	return nil
}

func sotypeToNet(sotype int) string {
	switch sotype {
	case syscall.SOCK_STREAM:
		return "unix"
	case syscall.SOCK_DGRAM:
		return "unixgram"
	case syscall.SOCK_SEQPACKET:
		return "unixpacket"
	default:
		panic("sotypeToNet unknown socket type")
	}
}

func (a *UnixAddr) family() int {
	return syscall.AF_UNIX
}

func (a *UnixAddr) sockaddr(family int) (syscall.Sockaddr, error) {
	if a == nil {
		return nil, nil
	}
	return &syscall.SockaddrUnix{Name: a.Name}, nil
}

func (a *UnixAddr) toLocal(net string) sockaddr {
	return a
}

func (c *UnixConn) readFrom(b []byte) (int, *UnixAddr, error) {
	var addr *UnixAddr
	n, sa, err := c.fd.readFrom(b)
	switch sa := sa.(type) {
	case *syscall.SockaddrUnix:
		if sa.Name != "" {
			addr = &UnixAddr{Name: sa.Name, Net: sotypeToNet(c.fd.sotype)}
		}
	}
	return n, addr, err
}

func (c *UnixConn) readMsg(b, oob []byte) (n, oobn, flags int, addr *UnixAddr, err error) {
	var sa syscall.Sockaddr
	n, oobn, flags, sa, err = c.fd.readMsg(b, oob, readMsgFlags)
	if readMsgFlags == 0 && err == nil && oobn > 0 {
		setReadMsgCloseOnExec(oob[:oobn])
	}

switch sa := sa.(type) {
	case *syscall.SockaddrUnix:
		if sa.Name != "" {
			addr = &UnixAddr{Name: sa.Name, Net: sotypeToNet(c.fd.sotype)}
		}
	}
	return
}

func (c *UnixConn) writeTo(b []byte, addr *UnixAddr) (int, error) {
	if c.fd.isConnected {
		return 0, ErrWriteToConnected
	}
	if addr == nil {
		return 0, errMissingAddress
	}
	if addr.Net != sotypeToNet(c.fd.sotype) {
		return 0, syscall.EAFNOSUPPORT
	}
	sa := &syscall.SockaddrUnix{Name: addr.Name}
	return c.fd.writeTo(b, sa)
}

func (c *UnixConn) writeMsg(b, oob []byte, addr *UnixAddr) (n, oobn int, err error) {
	if c.fd.sotype == syscall.SOCK_DGRAM && c.fd.isConnected {
		return 0, 0, ErrWriteToConnected
	}
	var sa syscall.Sockaddr
	if addr != nil {
		if addr.Net != sotypeToNet(c.fd.sotype) {
			return 0, 0, syscall.EAFNOSUPPORT
		}
		sa = &syscall.SockaddrUnix{Name: addr.Name}
	}
	return c.fd.writeMsg(b, oob, sa)
}

func (sd *sysDialer) dialUnix(ctx context.Context, laddr, raddr *UnixAddr) (*UnixConn, error) {
	fd, err := unixSocket(ctx, sd.network, laddr, raddr, "dial", sd.Dialer.Control)
	if err != nil {
		return nil, err
	}
	return newUnixConn(fd), nil
}

func (ln *UnixListener) accept() (*UnixConn, error) {
	fd, err := ln.fd.accept()
	if err != nil {
		return nil, err
	}
	return newUnixConn(fd), nil
}

func (ln *UnixListener) close() error {
	// The operating system doesn't clean up
	// the file that announcing created, so
	// we have to clean it up ourselves.
	// There's a race here--we can't know for
	// sure whether someone else has come along
	// and replaced our socket name already--
	// but this sequence (remove then close)
	// is at least compatible with the auto-remove
	// sequence in ListenUnix. It's only non-Go
	// programs that can mess us up.
	// Even if there are racy calls to Close, we want to unlink only for the first one.
	ln.unlinkOnce.Do(func() {
		if ln.path[0] != '@' && ln.unlink {
			syscall.Unlink(ln.path)
		}
	})
	return ln.fd.Close()
}

func (ln *UnixListener) file() (*os.File, error) {
	f, err := ln.fd.dup()
	if err != nil {
		return nil, err
	}
	return f, nil
}

// SetUnlinkOnClose sets whether the underlying socket file should be removed
// from the file system when the listener is closed.
//
// The default behavior is to unlink the socket file only when package net created it.
// That is, when the listener and the underlying socket file were created by a call to
// Listen or ListenUnix, then by default closing the listener will remove the socket file.
// but if the listener was created by a call to FileListener to use an already existing
// socket file, then by default closing the listener will not remove the socket file.
func (l *UnixListener) SetUnlinkOnClose(unlink bool) {
	l.unlink = unlink
}

func (sl *sysListener) listenUnix(ctx context.Context, laddr *UnixAddr) (*UnixListener, error) {
	fd, err := unixSocket(ctx, sl.network, laddr, nil, "listen", sl.ListenConfig.Control)
	if err != nil {
		return nil, err
	}
	return &UnixListener{fd: fd, path: fd.laddr.String(), unlink: true}, nil
}

func (sl *sysListener) listenUnixgram(ctx context.Context, laddr *UnixAddr) (*UnixConn, error) {
	fd, err := unixSocket(ctx, sl.network, laddr, nil, "listen", sl.ListenConfig.Control)
	if err != nil {
		return nil, err
	}
	return newUnixConn(fd), nil
}