Current File : //home/waritko/go/src/golang.org/x/net/ipv6/sys_asmreq.go
// Copyright 2013 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.
// +build darwin dragonfly freebsd linux netbsd openbsd solaris windows
package ipv6
import (
"net"
"unsafe"
"golang.org/x/net/internal/socket"
)
func (so *sockOpt) setIPMreq(c *socket.Conn, ifi *net.Interface, grp net.IP) error {
var mreq ipv6Mreq
copy(mreq.Multiaddr[:], grp)
if ifi != nil {
mreq.setIfindex(ifi.Index)
}
b := (*[sizeofIPv6Mreq]byte)(unsafe.Pointer(&mreq))[:sizeofIPv6Mreq]
return so.Set(c, b)
}
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