C++ (Cpp) dev_uc_addの例

コード例 #1

ファイル: slave.c プロジェクト: andy-shev/linux

static int dsa_slave_set_mac_address(struct net_device *dev, void *a)
{
	struct dsa_slave_priv *p = netdev_priv(dev);
	struct net_device *master = p->parent->dst->master_netdev;
	struct sockaddr *addr = a;
	int err;

	if (!is_valid_ether_addr(addr->sa_data))
		return -EADDRNOTAVAIL;

	if (!(dev->flags & IFF_UP))
		goto out;

	if (!ether_addr_equal(addr->sa_data, master->dev_addr)) {
		err = dev_uc_add(master, addr->sa_data);
		if (err < 0)
			return err;
	}

	if (!ether_addr_equal(dev->dev_addr, master->dev_addr))
		dev_uc_del(master, dev->dev_addr);

out:
	ether_addr_copy(dev->dev_addr, addr->sa_data);

	return 0;
}

コード例 #2

ファイル: compat-3.5.c プロジェクト: Mellanox/dpdk-dev-mlnx-ofed-kernel

int dev_uc_add_excl(struct net_device *dev, unsigned char *addr)
#endif
{
	struct netdev_hw_addr *ha;
	int err;

	netif_addr_lock_bh(dev);
	netdev_for_each_uc_addr(ha, dev) {
		if (!memcmp(ha->addr, addr, dev->addr_len) &&
		    ha->type == NETDEV_HW_ADDR_T_UNICAST) {
			err = -EEXIST;
			goto out;
		}
	}
	netif_addr_unlock_bh(dev);

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
	return dev_uc_add(dev, addr);
#else
	return dev_unicast_add(dev, addr);
#endif

out:
	netif_addr_unlock_bh(dev);
	return err;
}

コード例 #3

ファイル: vlan_dev.c プロジェクト: kronenpj/samsung-s3c6410-android.2.0

static int vlan_dev_set_mac_address(struct net_device *dev, void *p)
{
	struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
	struct sockaddr *addr = p;
	int err;

	if (!is_valid_ether_addr(addr->sa_data))
		return -EADDRNOTAVAIL;

	if (!(dev->flags & IFF_UP))
		goto out;

	if (compare_ether_addr(addr->sa_data, real_dev->dev_addr)) {
		err = dev_uc_add(real_dev, addr->sa_data);
		if (err < 0)
			return err;
	}

	if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
		dev_uc_del(real_dev, dev->dev_addr);

out:
	memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
	return 0;
}

コード例 #4

ファイル: slave.c プロジェクト: andy-shev/linux

static int dsa_slave_open(struct net_device *dev)
{
	struct dsa_slave_priv *p = netdev_priv(dev);
	struct net_device *master = p->parent->dst->master_netdev;
	struct dsa_switch *ds = p->parent;
	u8 stp_state = dsa_port_is_bridged(p) ?
			BR_STATE_BLOCKING : BR_STATE_FORWARDING;
	int err;

	if (!(master->flags & IFF_UP))
		return -ENETDOWN;

	if (!ether_addr_equal(dev->dev_addr, master->dev_addr)) {
		err = dev_uc_add(master, dev->dev_addr);
		if (err < 0)
			goto out;
	}

	if (dev->flags & IFF_ALLMULTI) {
		err = dev_set_allmulti(master, 1);
		if (err < 0)
			goto del_unicast;
	}
	if (dev->flags & IFF_PROMISC) {
		err = dev_set_promiscuity(master, 1);
		if (err < 0)
			goto clear_allmulti;
	}

	if (ds->drv->port_enable) {
		err = ds->drv->port_enable(ds, p->port, p->phy);
		if (err)
			goto clear_promisc;
	}

	if (ds->drv->port_stp_update)
		ds->drv->port_stp_update(ds, p->port, stp_state);

	if (p->phy)
		phy_start(p->phy);

	return 0;

clear_promisc:
	if (dev->flags & IFF_PROMISC)
		dev_set_promiscuity(master, -1);
clear_allmulti:
	if (dev->flags & IFF_ALLMULTI)
		dev_set_allmulti(master, -1);
del_unicast:
	if (!ether_addr_equal(dev->dev_addr, master->dev_addr))
		dev_uc_del(master, dev->dev_addr);
out:
	return err;
}

コード例 #5

ファイル: vlan_dev.c プロジェクト: avagin/linux

static int vlan_dev_open(struct net_device *dev)
{
	struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
	struct net_device *real_dev = vlan->real_dev;
	int err;

	if (!(real_dev->flags & IFF_UP) &&
	    !(vlan->flags & VLAN_FLAG_LOOSE_BINDING))
		return -ENETDOWN;

	if (!ether_addr_equal(dev->dev_addr, real_dev->dev_addr) &&
	    !vlan_dev_inherit_address(dev, real_dev)) {
		err = dev_uc_add(real_dev, dev->dev_addr);
		if (err < 0)
			goto out;
	}

	if (dev->flags & IFF_ALLMULTI) {
		err = dev_set_allmulti(real_dev, 1);
		if (err < 0)
			goto del_unicast;
	}
	if (dev->flags & IFF_PROMISC) {
		err = dev_set_promiscuity(real_dev, 1);
		if (err < 0)
			goto clear_allmulti;
	}

	ether_addr_copy(vlan->real_dev_addr, real_dev->dev_addr);

	if (vlan->flags & VLAN_FLAG_GVRP)
		vlan_gvrp_request_join(dev);

	if (vlan->flags & VLAN_FLAG_MVRP)
		vlan_mvrp_request_join(dev);

	if (netif_carrier_ok(real_dev) &&
	    !(vlan->flags & VLAN_FLAG_BRIDGE_BINDING))
		netif_carrier_on(dev);
	return 0;

clear_allmulti:
	if (dev->flags & IFF_ALLMULTI)
		dev_set_allmulti(real_dev, -1);
del_unicast:
	if (!ether_addr_equal(dev->dev_addr, real_dev->dev_addr))
		dev_uc_del(real_dev, dev->dev_addr);
out:
	netif_carrier_off(dev);
	return err;
}

コード例 #6

ファイル: vlan_dev.c プロジェクト: kronenpj/samsung-s3c6410-android.2.0

static int vlan_dev_open(struct net_device *dev)
{
	struct vlan_dev_info *vlan = vlan_dev_info(dev);
	struct net_device *real_dev = vlan->real_dev;
	int err;

	if (!(real_dev->flags & IFF_UP) &&
	    !(vlan->flags & VLAN_FLAG_LOOSE_BINDING))
		return -ENETDOWN;

	if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr)) {
		err = dev_uc_add(real_dev, dev->dev_addr);
		if (err < 0)
			goto out;
	}

	if (dev->flags & IFF_ALLMULTI) {
		err = dev_set_allmulti(real_dev, 1);
		if (err < 0)
			goto del_unicast;
	}
	if (dev->flags & IFF_PROMISC) {
		err = dev_set_promiscuity(real_dev, 1);
		if (err < 0)
			goto clear_allmulti;
	}

	memcpy(vlan->real_dev_addr, real_dev->dev_addr, ETH_ALEN);

	if (vlan->flags & VLAN_FLAG_GVRP)
		vlan_gvrp_request_join(dev);

	netif_carrier_on(dev);
	return 0;

clear_allmulti:
	if (dev->flags & IFF_ALLMULTI)
		dev_set_allmulti(real_dev, -1);
del_unicast:
	if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
		dev_uc_del(real_dev, dev->dev_addr);
out:
	netif_carrier_off(dev);
	return err;
}

コード例 #7

ファイル: vlan.c プロジェクト: MiniBlu/cm11_kernel_htc_msm8974a3ul

static void vlan_sync_address(struct net_device *dev,
			      struct net_device *vlandev)
{
	struct vlan_dev_priv *vlan = vlan_dev_priv(vlandev);

	
	if (!compare_ether_addr(vlan->real_dev_addr, dev->dev_addr))
		return;

	if (compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
	    !compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
		dev_uc_del(dev, vlandev->dev_addr);

	if (!compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
	    compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
		dev_uc_add(dev, vlandev->dev_addr);

	memcpy(vlan->real_dev_addr, dev->dev_addr, ETH_ALEN);
}

コード例 #8

ファイル: vlan.c プロジェクト: PterX/rt-n56u

static void vlan_sync_address(struct net_device *dev,
			      struct net_device *vlandev)
{
	struct vlan_dev_priv *vlan = vlan_dev_priv(vlandev);

	/* May be called without an actual change */
	if (!compare_ether_addr(vlan->real_dev_addr, dev->dev_addr))
		return;

	/* vlan address was different from the old address and is equal to
	 * the new address */
	if (compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
	    !compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
		dev_uc_del(dev, vlandev->dev_addr);

	/* vlan address was equal to the old address and is different from
	 * the new address */
	if (!compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
	    compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
		dev_uc_add(dev, vlandev->dev_addr);

	memcpy(vlan->real_dev_addr, dev->dev_addr, ETH_ALEN);
}

コード例 #9

ファイル: slave.c プロジェクト: 0xroot/Blackphone-BP1-Kernel

static int dsa_slave_open(struct net_device *dev)
{
	struct dsa_slave_priv *p = netdev_priv(dev);
	struct net_device *master = p->parent->dst->master_netdev;
	int err;

	if (!(master->flags & IFF_UP))
		return -ENETDOWN;

	if (compare_ether_addr(dev->dev_addr, master->dev_addr)) {
		err = dev_uc_add(master, dev->dev_addr);
		if (err < 0)
			goto out;
	}

	if (dev->flags & IFF_ALLMULTI) {
		err = dev_set_allmulti(master, 1);
		if (err < 0)
			goto del_unicast;
	}
	if (dev->flags & IFF_PROMISC) {
		err = dev_set_promiscuity(master, 1);
		if (err < 0)
			goto clear_allmulti;
	}

	return 0;

clear_allmulti:
	if (dev->flags & IFF_ALLMULTI)
		dev_set_allmulti(master, -1);
del_unicast:
	if (compare_ether_addr(dev->dev_addr, master->dev_addr))
		dev_uc_del(master, dev->dev_addr);
out:
	return err;
}