Exemplos de arp_req_delete_public em C++ (Cpp)

Exemplo n.º 1

Arquivo: arp.c Projeto: 274914765/C

static int arp_req_delete(struct net *net, struct arpreq *r,
        struct net_device * dev)
{
    int err;
    __be32 ip;
    struct neighbour *neigh;

    if (r->arp_flags & ATF_PUBL)
        return arp_req_delete_public(net, r, dev);

    ip = ((struct sockaddr_in *)&r->arp_pa)->sin_addr.s_addr;
    if (dev == NULL) {
        struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip,
                             .tos = RTO_ONLINK } } };
        struct rtable * rt;
        if ((err = ip_route_output_key(net, &rt, &fl)) != 0)
            return err;
        dev = rt->u.dst.dev;
        ip_rt_put(rt);
        if (!dev)
            return -EINVAL;
    }
    err = -ENXIO;
    neigh = neigh_lookup(&arp_tbl, &ip, dev);
    if (neigh) {
        if (neigh->nud_state&~NUD_NOARP)
            err = neigh_update(neigh, NULL, NUD_FAILED,
                       NEIGH_UPDATE_F_OVERRIDE|
                       NEIGH_UPDATE_F_ADMIN);
        neigh_release(neigh);
    }
    return err;
}

Exemplo n.º 2

Arquivo: arp.c Projeto: Alex-V2/One_M8_4.4.3_kernel

static int arp_req_delete(struct net *net, struct arpreq *r,
			  struct net_device *dev)
{
	__be32 ip;

	if (r->arp_flags & ATF_PUBL)
		return arp_req_delete_public(net, r, dev);

	ip = ((struct sockaddr_in *)&r->arp_pa)->sin_addr.s_addr;
	if (dev == NULL) {
		struct rtable *rt = ip_route_output(net, ip, 0, RTO_ONLINK, 0);
		if (IS_ERR(rt))
			return PTR_ERR(rt);
		dev = rt->dst.dev;
		ip_rt_put(rt);
		if (!dev)
			return -EINVAL;
	}
	return arp_invalidate(dev, ip);
}