/usr/share/gocode/src/code.google.com/p/go.net/ipv6/sockopt_rfc3542_linux.go is in golang-go.net-dev 0.0~hg20131201-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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))
}
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