go lif 源码
golang lif 代码
文件路径：/src/vendor/golang.org/x/net/lif/lif.go
// Copyright 2016 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 solaris
// +build solaris
// Package lif provides basic functions for the manipulation of
// logical network interfaces and interface addresses on Solaris.
//
// The package supports Solaris 11 or above.
package lif
import "syscall"
type endpoint struct {
af int
s uintptr
}
func (ep *endpoint) close() error {
return syscall.Close(int(ep.s))
}
func newEndpoints(af int) ([]endpoint, error) {
var lastErr error
var eps []endpoint
afs := []int{sysAF_INET, sysAF_INET6}
if af != sysAF_UNSPEC {
afs = []int{af}
}
for _, af := range afs {
s, err := syscall.Socket(af, sysSOCK_DGRAM, 0)
if err != nil {
lastErr = err
continue
}
eps = append(eps, endpoint{af: af, s: uintptr(s)})
}
if len(eps) == 0 {
return nil, lastErr
}
return eps, nil
}
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