C++ (Cpp) ovs_flow_tun_key_init示例

示例#1

文件： vport-vxlan.c 项目： AkyZero/wrapfs-latest

/* Called with rcu_read_lock and BH disabled. */
static void vxlan_rcv(struct vxlan_sock *vs, struct sk_buff *skb, __be32 vx_vni)
{
	struct ovs_key_ipv4_tunnel tun_key;
	struct vport *vport = vs->data;
	struct iphdr *iph;
	__be64 key;

	/* Save outer tunnel values */
	iph = ip_hdr(skb);
	key = cpu_to_be64(ntohl(vx_vni) >> 8);
	ovs_flow_tun_key_init(&tun_key, iph, key, TUNNEL_KEY);

	ovs_vport_receive(vport, skb, &tun_key);
}

示例#2

文件： vport-gre.c 项目： spacex/kernel-centos7

/* Called with rcu_read_lock and BH disabled. */
static int gre_rcv(struct sk_buff *skb,
		   const struct tnl_ptk_info *tpi)
{
	struct ovs_key_ipv4_tunnel tun_key;
	struct ovs_net *ovs_net;
	struct vport *vport;
	__be64 key;

	ovs_net = net_generic(dev_net(skb->dev), ovs_net_id);
	vport = rcu_dereference(ovs_net->vport_net.gre_vport);
	if (unlikely(!vport))
		return PACKET_REJECT;

	key = key_to_tunnel_id(tpi->key, tpi->seq);
	ovs_flow_tun_key_init(&tun_key, ip_hdr(skb), key,
			      filter_tnl_flags(tpi->flags));

	ovs_vport_receive(vport, skb, &tun_key);
	return PACKET_RCVD;
}