107 lines
3.6 KiB
Go
107 lines
3.6 KiB
Go
// Copyright 2012 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 nacl plan9 solaris
|
|
|
|
package ipv4
|
|
|
|
import "net"
|
|
|
|
// MulticastTTL returns the time-to-live field value for outgoing
|
|
// multicast packets.
|
|
func (c *dgramOpt) MulticastTTL() (int, error) {
|
|
return 0, errOpNoSupport
|
|
}
|
|
|
|
// SetMulticastTTL sets the time-to-live field value for future
|
|
// outgoing multicast packets.
|
|
func (c *dgramOpt) SetMulticastTTL(ttl int) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// MulticastInterface returns the default interface for multicast
|
|
// packet transmissions.
|
|
func (c *dgramOpt) MulticastInterface() (*net.Interface, error) {
|
|
return nil, errOpNoSupport
|
|
}
|
|
|
|
// SetMulticastInterface sets the default interface for future
|
|
// multicast packet transmissions.
|
|
func (c *dgramOpt) SetMulticastInterface(ifi *net.Interface) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// MulticastLoopback reports whether transmitted multicast packets
|
|
// should be copied and send back to the originator.
|
|
func (c *dgramOpt) MulticastLoopback() (bool, error) {
|
|
return false, errOpNoSupport
|
|
}
|
|
|
|
// SetMulticastLoopback sets whether transmitted multicast packets
|
|
// should be copied and send back to the originator.
|
|
func (c *dgramOpt) SetMulticastLoopback(on bool) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// JoinGroup joins the group address group on the interface ifi.
|
|
// By default all sources that can cast data to group are accepted.
|
|
// It's possible to mute and unmute data transmission from a specific
|
|
// source by using ExcludeSourceSpecificGroup and
|
|
// IncludeSourceSpecificGroup.
|
|
// JoinGroup uses the system assigned multicast interface when ifi is
|
|
// nil, although this is not recommended because the assignment
|
|
// depends on platforms and sometimes it might require routing
|
|
// configuration.
|
|
func (c *dgramOpt) JoinGroup(ifi *net.Interface, group net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// LeaveGroup leaves the group address group on the interface ifi
|
|
// regardless of whether the group is any-source group or
|
|
// source-specific group.
|
|
func (c *dgramOpt) LeaveGroup(ifi *net.Interface, group net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// JoinSourceSpecificGroup joins the source-specific group comprising
|
|
// group and source on the interface ifi.
|
|
// JoinSourceSpecificGroup uses the system assigned multicast
|
|
// interface when ifi is nil, although this is not recommended because
|
|
// the assignment depends on platforms and sometimes it might require
|
|
// routing configuration.
|
|
func (c *dgramOpt) JoinSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// LeaveSourceSpecificGroup leaves the source-specific group on the
|
|
// interface ifi.
|
|
func (c *dgramOpt) LeaveSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// ExcludeSourceSpecificGroup excludes the source-specific group from
|
|
// the already joined any-source groups by JoinGroup on the interface
|
|
// ifi.
|
|
func (c *dgramOpt) ExcludeSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// IncludeSourceSpecificGroup includes the excluded source-specific
|
|
// group by ExcludeSourceSpecificGroup again on the interface ifi.
|
|
func (c *dgramOpt) IncludeSourceSpecificGroup(ifi *net.Interface, group, source net.Addr) error {
|
|
return errOpNoSupport
|
|
}
|
|
|
|
// ICMPFilter returns an ICMP filter.
|
|
// Currently only Linux supports this.
|
|
func (c *dgramOpt) ICMPFilter() (*ICMPFilter, error) {
|
|
return nil, errOpNoSupport
|
|
}
|
|
|
|
// SetICMPFilter deploys the ICMP filter.
|
|
// Currently only Linux supports this.
|
|
func (c *dgramOpt) SetICMPFilter(f *ICMPFilter) error {
|
|
return errOpNoSupport
|
|
}
|