github.com/code-reading/golang@v0.0.0-20220303082512-ba5bc0e589a3/go/src/net/interface_bsdvar.go (about)

     1  // Copyright 2011 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 dragonfly || netbsd || openbsd
     6  // +build dragonfly netbsd openbsd
     7  
     8  package net
     9  
    10  import (
    11  	"syscall"
    12  
    13  	"golang.org/x/net/route"
    14  )
    15  
    16  func interfaceMessages(ifindex int) ([]route.Message, error) {
    17  	rib, err := route.FetchRIB(syscall.AF_UNSPEC, syscall.NET_RT_IFLIST, ifindex)
    18  	if err != nil {
    19  		return nil, err
    20  	}
    21  	return route.ParseRIB(syscall.NET_RT_IFLIST, rib)
    22  }
    23  
    24  // interfaceMulticastAddrTable returns addresses for a specific
    25  // interface.
    26  func interfaceMulticastAddrTable(ifi *Interface) ([]Addr, error) {
    27  	// TODO(mikio): Implement this like other platforms.
    28  	return nil, nil
    29  }