Exemplo n.º 1
0
void ip_mc_inc_group(struct in_device *in_dev, u32 addr)
{
	struct ip_mc_list *i, *im;

	im = (struct ip_mc_list *)kmalloc(sizeof(*im), GFP_KERNEL);

	for (i=in_dev->mc_list; i; i=i->next) {
		if (i->multiaddr == addr) {
			i->users++;
			if (im)
				kfree(im);
			return;
		}
	}
	if (!im)
		return;
	im->users=1;
	im->interface=in_dev;
	im->multiaddr=addr;
#ifdef  CONFIG_IP_MULTICAST
	im->tm_running=0;
	init_timer(&im->timer);
	im->timer.data=(unsigned long)im;
	im->timer.function=&igmp_timer_expire;
	im->unsolicit_count = IGMP_Unsolicited_Report_Count;
	im->reporter = 0;
	im->loaded = 0;
#endif
	im->next=in_dev->mc_list;
	in_dev->mc_list=im;
	igmp_group_added(im);
	if (in_dev->dev->flags & IFF_UP)
		ip_rt_multicast_event(in_dev);
	return;
}
Exemplo n.º 2
0
void ip_mc_up(struct in_device *in_dev)
{
	struct ip_mc_list *i;

	ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);

	for (i=in_dev->mc_list; i; i=i->next)
		igmp_group_added(i);
}
void ip_mc_up(struct in_device *in_dev)
{
    struct ip_mc_list *i;

    ASSERT_RTNL();

    ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);

    for (i=in_dev->mc_list; i; i=i->next)
        igmp_group_added(i);

#ifdef CONFIG_RG_IGMP_PROXY
    igmprx_if_up(in_dev);
#endif
#ifdef CONFIG_RG_IGMP_PROXY_MODULE
    if (igmp_proxy_if_up)
        igmp_proxy_if_up(in_dev);
#endif
}
void ip_mc_inc_group(struct in_device *in_dev, u32 addr)
{
    struct ip_mc_list *im;

    ASSERT_RTNL();

    for (im=in_dev->mc_list; im; im=im->next) {
        if (im->multiaddr == addr) {
            im->users++;
            goto out;
        }
    }

    im = (struct ip_mc_list *)kmalloc(sizeof(*im), GFP_KERNEL);
    if (!im)
        goto out;

    im->users=1;
    im->interface=in_dev;
    in_dev_hold(in_dev);
    im->multiaddr=addr;
    atomic_set(&im->refcnt, 1);
    spin_lock_init(&im->lock);
#ifdef  CONFIG_IP_MULTICAST
    im->tm_running=0;
    init_timer(&im->timer);
    im->timer.data=(unsigned long)im;
    im->timer.function=&igmp_timer_expire;
    im->unsolicit_count = IGMP_Unsolicited_Report_Count;
    im->reporter = 0;
#endif
    im->loaded = 0;
    write_lock_bh(&in_dev->lock);
    im->next=in_dev->mc_list;
    in_dev->mc_list=im;
    write_unlock_bh(&in_dev->lock);
    igmp_group_added(im);
    if (in_dev->dev->flags & IFF_UP)
        ip_rt_multicast_event(in_dev);
out:
    return;
}
Exemplo n.º 5
0
static void ip_mc_inc_group(struct device *dev, unsigned long addr)
{
	struct ip_mc_list *i;
	for(i=dev->ip_mc_list;i!=NULL;i=i->next)
	{
		if(i->multiaddr==addr)
		{
			i->users++;
			return;
		}
	}
	i=(struct ip_mc_list *)kmalloc(sizeof(*i), GFP_KERNEL);
	if(!i)
		return;
	i->users=1;
	i->interface=dev;
	i->multiaddr=addr;
	i->next=dev->ip_mc_list;
	igmp_group_added(i);
	dev->ip_mc_list=i;
}