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