C++ (Cpp) igmp6_group_dropped Exemples

Exemple #1

Fichier : mcast.c Projet : dmgerman/original

/*
 *	device multicast group del
 */
int ipv6_dev_mc_dec(struct net_device *dev, struct in6_addr *addr)
{
	struct inet6_dev *idev;
	struct ifmcaddr6 *ma, **map;

	idev = in6_dev_get(dev);
	if (idev == NULL)
		return -ENODEV;

	write_lock_bh(&idev->lock);
	for (map = &idev->mc_list; (ma=*map) != NULL; map = &ma->next) {
		if (ipv6_addr_cmp(&ma->mca_addr, addr) == 0) {
			if (--ma->mca_users == 0) {
				*map = ma->next;
				write_unlock_bh(&idev->lock);

				igmp6_group_dropped(ma);

				ma_put(ma);
				in6_dev_put(idev);
				return 0;
			}
			write_unlock_bh(&idev->lock);
			in6_dev_put(idev);
			return 0;
		}
	}
	write_unlock_bh(&idev->lock);
	in6_dev_put(idev);

	return -ENOENT;
}

Exemple #2

void ipv6_mc_destroy_dev(struct inet6_dev *idev)
{
	struct ifmcaddr6 *i;

	while ((i = idev->mc_list) != NULL) {
		idev->mc_list = i->if_next;
		igmp6_group_dropped(i);
		kfree(i);
	}
}

Exemple #3

void ipv6_mc_down(struct inet6_dev *idev)
{
	struct ifmcaddr6 *i;

	MDBG3((KERN_DEBUG
		"ipv6_mc_down(idev=%p)\n", idev));

	/* Withdraw multicast list */

	read_lock_bh(&idev->lock);
	for (i = idev->mc_list; i; i=i->next)
		igmp6_group_dropped(i);
	read_unlock_bh(&idev->lock);
}

Exemple #4

void ipv6_mc_down(struct inet6_dev *idev)
{
	struct ifmcaddr6 *i;
	struct in6_addr maddr;

	/* Withdraw multicast list */

	for (i = idev->mc_list; i; i=i->if_next)
		igmp6_group_dropped(i);

	/* Delete all-nodes address. */

	ipv6_addr_all_nodes(&maddr);
	ipv6_dev_mc_dec(idev->dev, &maddr);
}

Exemple #5

Fichier : mcast.c Projet : dmgerman/original

void ipv6_mc_destroy_dev(struct inet6_dev *idev)
{
	struct ifmcaddr6 *i;

	write_lock_bh(&idev->lock);
	while ((i = idev->mc_list) != NULL) {
		idev->mc_list = i->next;
		write_unlock_bh(&idev->lock);

		igmp6_group_dropped(i);
		ma_put(i);

		write_lock_bh(&idev->lock);
	}
	write_unlock_bh(&idev->lock);
}

Exemple #6

/*
 *	device multicast group del
 */
int ipv6_dev_mc_dec(struct net_device *dev, struct in6_addr *addr)
{
	struct inet6_dev *idev;
	struct ifmcaddr6 *ma, **map;

#ifdef CONFIG_IPV6_MLD6_DEBUG
	char abuf[128];
	in6_ntop(addr, abuf);

	MDBG3((KERN_DEBUG
		"ipv6_dev_mc_dec(dev=%p(%s), addr=%s)\n",
		dev, dev->name ? dev->name : "<null>", abuf));
#endif

	idev = in6_dev_get(dev);
	if (idev == NULL)
		return -ENODEV;

	write_lock_bh(&idev->lock);
	for (map = &idev->mc_list; (ma=*map) != NULL; map = &ma->next) {
		if (ipv6_addr_cmp(&ma->mca_addr, addr) == 0) {
			if (--ma->mca_users == 0) {
				*map = ma->next;
				write_unlock_bh(&idev->lock);

				igmp6_group_dropped(ma);

				ma_put(ma);
				in6_dev_put(idev);
				return 0;
			}
			write_unlock_bh(&idev->lock);
			in6_dev_put(idev);
			return 0;
		}
	}
	write_unlock_bh(&idev->lock);
	in6_dev_put(idev);

	return -ENOENT;
}

Exemple #7

/*
 *	device multicast group del
 */
int ipv6_dev_mc_dec(struct device *dev, struct in6_addr *addr)
{
	struct ifmcaddr6 *ma, **lnk;
	int hash;

	hash = ipv6_addr_hash(addr);

	for (lnk = &inet6_mcast_lst[hash]; (ma=*lnk) != NULL; lnk = &ma->next) {
		if (ipv6_addr_cmp(&ma->mca_addr, addr) == 0 && ma->dev == dev) {
			if (atomic_dec_and_test(&ma->mca_users)) {
				igmp6_group_dropped(ma);
				*lnk = ma->next;
				ipv6_mca_remove(dev, ma);
				kfree(ma);
			}
			return 0;
		}
	}

	return -ENOENT;
}

Exemple #8

void ipv6_mc_destroy_dev(struct inet6_dev *idev)
{
	struct ifmcaddr6 *i;
	struct in6_addr maddr;

	MDBG3((KERN_DEBUG
		"ipv6_mc_destroy_dev(idev=%p)\n", idev));

	/* Delete all-nodes address. */
	ipv6_addr_all_nodes(&maddr);
	ipv6_dev_mc_dec(idev->dev, &maddr);

	write_lock_bh(&idev->lock);
	while ((i = idev->mc_list) != NULL) {
		idev->mc_list = i->next;
		write_unlock_bh(&idev->lock);

		igmp6_group_dropped(i);
		ma_put(i);

		write_lock_bh(&idev->lock);
	}
	write_unlock_bh(&idev->lock);
}