/**
* mipv6_mn_move_homeaddr - Move home address from one interface to another.
* @ifindex: interface index to which home address is moved
* @haddr: home address
*
* When an interface is stopped home addresses on that if need to be
* moved to another interface.
**/
int mipv6_mn_move_homeaddr(int ifindex, struct in6_addr *haddr) {
struct in6_ifreq ifreq;
#ifdef CONFIG_IPV6_MOBILITY_DEBUG
struct net_device *dev = NULL;
#endif
DEBUG_FUNC();
/* TODO!! */
ifreq.ifr6_prefixlen = 64;
ipv6_addr_copy(&ifreq.ifr6_addr, haddr);
addrconf_del_ifaddr((void *)&ifreq);
ifreq.ifr6_ifindex = ifindex;
addrconf_add_ifaddr((void *)&ifreq);
#ifdef CONFIG_IPV6_MOBILITY_DEBUG
dev = dev_get_by_index(ifindex);
if (dev) {
DEBUG((DBG_INFO, "Moved HA to %s", dev->name));
dev_put(dev);
}
#endif
return 0;
}
static int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{
struct sock *sk = sock->sk;
int err = -EINVAL;
int pid;
switch(cmd)
{
case FIOSETOWN:
case SIOCSPGRP:
err = get_user(pid, (int *) arg);
if(err)
return err;
/* see sock_no_fcntl */
if (current->pid != pid && current->pgrp != -pid &&
!capable(CAP_NET_ADMIN))
return -EPERM;
sk->proc = pid;
return(0);
case FIOGETOWN:
case SIOCGPGRP:
err = put_user(sk->proc,(int *)arg);
if(err)
return err;
return(0);
case SIOCGSTAMP:
if(sk->stamp.tv_sec==0)
return -ENOENT;
err = copy_to_user((void *)arg, &sk->stamp,
sizeof(struct timeval));
if (err)
return -EFAULT;
return 0;
case SIOCADDRT:
case SIOCDELRT:
return(ipv6_route_ioctl(cmd,(void *)arg));
case SIOCSIFADDR:
return addrconf_add_ifaddr((void *) arg);
case SIOCDIFADDR:
return addrconf_del_ifaddr((void *) arg);
case SIOCSIFDSTADDR:
return addrconf_set_dstaddr((void *) arg);
default:
if ((cmd >= SIOCDEVPRIVATE) &&
(cmd <= (SIOCDEVPRIVATE + 15)))
return(dev_ioctl(cmd,(void *) arg));
if(sk->prot->ioctl==0 || (err=sk->prot->ioctl(sk, cmd, arg))==-ENOIOCTLCMD)
return(dev_ioctl(cmd,(void *) arg));
return err;
}
/*NOTREACHED*/
return(0);
}
