forked from etcd-io/etcd
-
Notifications
You must be signed in to change notification settings - Fork 0
/
sockopt_rfc3542_linux.go
42 lines (35 loc) · 1.28 KB
/
sockopt_rfc3542_linux.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
// 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.
package ipv6
import (
"os"
"syscall"
)
func ipv6PathMTU(fd int) (int, error) {
v, err := syscall.GetsockoptIPv6MTUInfo(fd, ianaProtocolIPv6, syscall_IPV6_PATHMTU)
if err != nil {
return 0, os.NewSyscallError("getsockopt", err)
}
return int(v.Mtu), nil
}
func ipv6ReceivePathMTU(fd int) (bool, error) {
v, err := syscall.GetsockoptInt(fd, ianaProtocolIPv6, syscall_IPV6_RECVPATHMTU)
if err != nil {
return false, os.NewSyscallError("getsockopt", err)
}
return v == 1, nil
}
func setIPv6ReceivePathMTU(fd int, v bool) error {
return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(fd, ianaProtocolIPv6, syscall_IPV6_RECVPATHMTU, boolint(v)))
}
func ipv6ICMPFilter(fd int) (*ICMPFilter, error) {
v, err := syscall.GetsockoptICMPv6Filter(fd, ianaProtocolIPv6ICMP, syscall.ICMPV6_FILTER)
if err != nil {
return nil, os.NewSyscallError("getsockopt", err)
}
return &ICMPFilter{rawICMPFilter: rawICMPFilter{*v}}, nil
}
func setIPv6ICMPFilter(fd int, f *ICMPFilter) error {
return os.NewSyscallError("setsockopt", syscall.SetsockoptICMPv6Filter(fd, ianaProtocolIPv6ICMP, syscall.ICMPV6_FILTER, &f.rawICMPFilter.ICMPv6Filter))
}