1 // Copyright 2018 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 //go:build unix || (js && wasm) || windows 6 7 package net 8 9 import ( 10 "syscall" 11 ) 12 13 // A sockaddr represents a TCP, UDP, IP or Unix network endpoint 14 // address that can be converted into a syscall.Sockaddr. 15 type sockaddr interface { 16 Addr 17 18 // family returns the platform-dependent address family 19 // identifier. 20 family() int 21 22 // isWildcard reports whether the address is a wildcard 23 // address. 24 isWildcard() bool 25 26 // sockaddr returns the address converted into a syscall 27 // sockaddr type that implements syscall.Sockaddr 28 // interface. It returns a nil interface when the address is 29 // nil. 30 sockaddr(family int) (syscall.Sockaddr, error) 31 32 // toLocal maps the zero address to a local system address (127.0.0.1 or ::1) 33 toLocal(net string) sockaddr 34 } 35