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functions
else if (ifp->flags&IFA_F_TEMPORARY) { struct inet6_ifaddr *ifpub; spin_lock_bh(&ifp->lock); ifpub = ifp->ifpub; if (ifpub) { in6_ifa_hold(ifpub); spin_unlock_bh(&ifp->lock); ipv6_create_tempaddr(ifpub, ifp); in6_ifa_put(ifpub); }
functions
int addrconf_dad_end(struct inet6_ifaddr *ifp) { int err = -ENOENT; spin_lock(&ifp->state_lock); if (ifp->state == INET6_IFADDR_STATE_DAD) { ifp->state = INET6_IFADDR_STATE_POSTDAD; err = 0; }
functions
void addrconf_dad_failure(struct inet6_ifaddr *ifp) { struct inet6_dev *idev = ifp->idev; if (addrconf_dad_end(ifp)) { in6_ifa_put(ifp); return; }
functions
void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr) { struct in6_addr maddr; if (dev->flags&(IFF_LOOPBACK|IFF_NOARP)) return; addrconf_addr_solict_mult(addr, &maddr); ipv6_dev_mc_inc(dev, &maddr); }
functions
void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr) { struct in6_addr maddr; if (idev->dev->flags&(IFF_LOOPBACK|IFF_NOARP)) return; addrconf_addr_solict_mult(addr, &maddr); __ipv6_dev_mc_dec(idev, &maddr); }
functions
void addrconf_join_anycast(struct inet6_ifaddr *ifp) { struct in6_addr addr; if (ifp->prefix_len == 127) /* RFC 6164 */ return; ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len); if (ipv6_addr_any(&addr)) return; ipv6_dev_ac_inc(ifp->idev->dev, &addr); }
functions
void addrconf_leave_anycast(struct inet6_ifaddr *ifp) { struct in6_addr addr; if (ifp->prefix_len == 127) /* RFC 6164 */ return; ipv6_addr_prefix(&addr, &ifp->addr, ifp->prefix_len); if (ipv6_addr_any(&addr)) return; __ipv6_dev_ac_dec(ifp->idev, &addr); }
functions
int addrconf_ifid_eui48(u8 *eui, struct net_device *dev) { if (dev->addr_len != ETH_ALEN) return -1; memcpy(eui, dev->dev_addr, 3); memcpy(eui + 5, dev->dev_addr + 3, 3); /* * The zSeries OSA network cards can be shared among various * OS instances, but the OSA cards have only one MAC address. * This leads...
functions
int addrconf_ifid_eui64(u8 *eui, struct net_device *dev) { if (dev->addr_len != IEEE802154_ADDR_LEN) return -1; memcpy(eui, dev->dev_addr, 8); eui[0] ^= 2; return 0; }
functions
int addrconf_ifid_ieee1394(u8 *eui, struct net_device *dev) { union fwnet_hwaddr *ha; if (dev->addr_len != FWNET_ALEN) return -1; ha = (union fwnet_hwaddr *)dev->dev_addr; memcpy(eui, &ha->uc.uniq_id, sizeof(ha->uc.uniq_id)); eui[0] ^= 2; return 0; }
functions
int addrconf_ifid_arcnet(u8 *eui, struct net_device *dev) { /* XXX: inherit EUI-64 from other interface -- yoshfuji */ if (dev->addr_len != ARCNET_ALEN) return -1; memset(eui, 0, 7); eui[7] = *(u8 *)dev->dev_addr; return 0; }
functions
int addrconf_ifid_infiniband(u8 *eui, struct net_device *dev) { if (dev->addr_len != INFINIBAND_ALEN) return -1; memcpy(eui, dev->dev_addr + 12, 8); eui[0] |= 2; return 0; }
functions
int __ipv6_isatap_ifid(u8 *eui, __be32 addr) { if (addr == 0) return -1; eui[0] = (ipv4_is_zeronet(addr) || ipv4_is_private_10(addr) || ipv4_is_loopback(addr) || ipv4_is_linklocal_169(addr) || ipv4_is_private_172(addr) || ipv4_is_test_192(addr) || ipv4_is_anycast_6to4(addr) || ipv4_is_private_192(addr) ...
functions
int addrconf_ifid_sit(u8 *eui, struct net_device *dev) { if (dev->priv_flags & IFF_ISATAP) return __ipv6_isatap_ifid(eui, *(__be32 *)dev->dev_addr); return -1; }
functions
int addrconf_ifid_gre(u8 *eui, struct net_device *dev) { return __ipv6_isatap_ifid(eui, *(__be32 *)dev->dev_addr); }
functions
int ipv6_generate_eui64(u8 *eui, struct net_device *dev) { switch (dev->type) { case ARPHRD_ETHER: case ARPHRD_FDDI: return addrconf_ifid_eui48(eui, dev); case ARPHRD_ARCNET: return addrconf_ifid_arcnet(eui, dev); case ARPHRD_INFINIBAND: return addrconf_ifid_infiniband(eui, dev); case ARPHRD_SIT: return a...
functions
int ipv6_inherit_eui64(u8 *eui, struct inet6_dev *idev) { int err = -1; struct inet6_ifaddr *ifp; read_lock_bh(&idev->lock); list_for_each_entry(ifp, &idev->addr_list, if_list) { if (ifp->scope == IFA_LINK && !(ifp->flags&IFA_F_TENTATIVE)) { memcpy(eui, ifp->addr.s6_addr+8, 8); err = 0; break; }
functions
void __ipv6_regen_rndid(struct inet6_dev *idev) { regen: prandom_bytes(idev->rndid, sizeof(idev->rndid)); idev->rndid[0] &= ~0x02; /* * <draft-ietf-ipngwg-temp-addresses-v2-00.txt>: * check if generated address is not inappropriate * * - Reserved subnet anycast (RFC 2526) * 11111101 11....11 1xxxxxxx *...
functions
void ipv6_regen_rndid(unsigned long data) { struct inet6_dev *idev = (struct inet6_dev *) data; unsigned long expires; rcu_read_lock_bh(); write_lock_bh(&idev->lock); if (idev->dead) goto out; __ipv6_regen_rndid(idev); expires = jiffies + idev->cnf.temp_prefered_lft * HZ - idev->cnf.regen_max_retry * i...
functions
void __ipv6_try_regen_rndid(struct inet6_dev *idev, struct in6_addr *tmpaddr) { if (tmpaddr && memcmp(idev->rndid, &tmpaddr->s6_addr[8], 8) == 0) __ipv6_regen_rndid(idev); }
functions
u32 addrconf_rt_table(const struct net_device *dev, u32 default_table) { /* Determines into what table to put autoconf PIO/RIO/default routes * learned on this device. * * - If 0, use the same table for every device. This puts routes into * one of RT_TABLE_{PREFIX,INFO,DFLT}
functions
void addrconf_prefix_route(struct in6_addr *pfx, int plen, struct net_device *dev, unsigned long expires, u32 flags) { struct fib6_config cfg = { .fc_table = addrconf_rt_table(dev, RT6_TABLE_PREFIX), .fc_metric = IP6_RT_PRIO_ADDRCONF, .fc_ifindex = dev->ifindex, .fc_expires = expires, .fc_dst_len = p...
functions
void addrconf_add_mroute(struct net_device *dev) { struct fib6_config cfg = { .fc_table = RT6_TABLE_LOCAL, .fc_metric = IP6_RT_PRIO_ADDRCONF, .fc_ifindex = dev->ifindex, .fc_dst_len = 8, .fc_flags = RTF_UP, .fc_nlinfo.nl_net = dev_net(dev), }
functions
void sit_route_add(struct net_device *dev) { struct fib6_config cfg = { .fc_table = RT6_TABLE_MAIN, .fc_metric = IP6_RT_PRIO_ADDRCONF, .fc_ifindex = dev->ifindex, .fc_dst_len = 96, .fc_flags = RTF_UP | RTF_NONEXTHOP, .fc_nlinfo.nl_net = dev_net(dev), }
functions
void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao) { struct prefix_info *pinfo; __u32 valid_lft; __u32 prefered_lft; int addr_type; struct inet6_dev *in6_dev; struct net *net = dev_net(dev); pinfo = (struct prefix_info *) opt; if (len < sizeof(struct prefix_info)) { ADBG(("addrco...
functions
else if (valid_lft) { clock_t expires = 0; int flags = RTF_ADDRCONF | RTF_PREFIX_RT; if (addrconf_finite_timeout(rt_expires)) { /* not infinity */ flags |= RTF_EXPIRES; expires = jiffies_to_clock_t(rt_expires); }
functions
else if (stored_lft <= MIN_VALID_LIFETIME) { /* valid_lft <= stored_lft is always true */ /* * RFC 4862 Section 5.5.3e: * "Note that the preferred lifetime of * the corresponding address is always * reset to the Preferred Lifetime in * the received Prefix Information * ...
functions
int addrconf_set_dstaddr(struct net *net, void __user *arg) { struct in6_ifreq ireq; struct net_device *dev; int err = -EINVAL; rtnl_lock(); err = -EFAULT; if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq))) goto err_exit; dev = __dev_get_by_index(net, ireq.ifr6_ifindex); err = -ENODEV; if (dev == ...
functions
int inet6_addr_add(struct net *net, int ifindex, const struct in6_addr *pfx, unsigned int plen, __u8 ifa_flags, __u32 prefered_lft, __u32 valid_lft) { struct inet6_ifaddr *ifp; struct inet6_dev *idev; struct net_device *dev; int scope; u32 flags; clock_t expires; unsigned long timeout; ASSERT_RTNL();...
functions
int inet6_addr_del(struct net *net, int ifindex, const struct in6_addr *pfx, unsigned int plen) { struct inet6_ifaddr *ifp; struct inet6_dev *idev; struct net_device *dev; if (plen > 128) return -EINVAL; dev = __dev_get_by_index(net, ifindex); if (!dev) return -ENODEV; if ((idev = __in6_dev_get(dev))...
functions
int addrconf_add_ifaddr(struct net *net, void __user *arg) { struct in6_ifreq ireq; int err; if (!ns_capable(net->user_ns, CAP_NET_ADMIN)) return -EPERM; if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq))) return -EFAULT; rtnl_lock(); err = inet6_addr_add(net, ireq.ifr6_ifindex, &ireq.ifr6_addr, ...
functions
int addrconf_del_ifaddr(struct net *net, void __user *arg) { struct in6_ifreq ireq; int err; if (!ns_capable(net->user_ns, CAP_NET_ADMIN)) return -EPERM; if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq))) return -EFAULT; rtnl_lock(); err = inet6_addr_del(net, ireq.ifr6_ifindex, &ireq.ifr6_addr, ...
functions
void add_addr(struct inet6_dev *idev, const struct in6_addr *addr, int plen, int scope) { struct inet6_ifaddr *ifp; ifp = ipv6_add_addr(idev, addr, plen, scope, IFA_F_PERMANENT); if (!IS_ERR(ifp)) { spin_lock_bh(&ifp->lock); ifp->flags &= ~IFA_F_TENTATIVE; spin_unlock_bh(&ifp->lock); ipv6_ifa_notify(...
functions
void sit_add_v4_addrs(struct inet6_dev *idev) { struct in6_addr addr; struct net_device *dev; struct net *net = dev_net(idev->dev); int scope; ASSERT_RTNL(); memset(&addr, 0, sizeof(struct in6_addr)); memcpy(&addr.s6_addr32[3], idev->dev->dev_addr, 4); if (idev->dev->flags&IFF_POINTOPOINT) { addr.s6_addr32...
functions
void init_loopback(struct net_device *dev) { struct inet6_dev *idev; struct net_device *sp_dev; struct inet6_ifaddr *sp_ifa; struct rt6_info *sp_rt; /* ::1 */ ASSERT_RTNL(); if ((idev = ipv6_find_idev(dev)) == NULL) { pr_debug("%s: add_dev failed\n", __func__); return; }
functions
void addrconf_add_linklocal(struct inet6_dev *idev, const struct in6_addr *addr) { struct inet6_ifaddr *ifp; u32 addr_flags = IFA_F_PERMANENT; #ifdef CONFIG_IPV6_OPTIMISTIC_DAD if (idev->cnf.optimistic_dad && !dev_net(idev->dev)->ipv6.devconf_all->forwarding) addr_flags |= IFA_F_OPTIMISTIC; #endif ifp = i...
functions
void addrconf_dev_config(struct net_device *dev) { struct in6_addr addr; struct inet6_dev *idev; ASSERT_RTNL(); if ((dev->type != ARPHRD_ETHER) && (dev->type != ARPHRD_FDDI) && (dev->type != ARPHRD_ARCNET) && (dev->type != ARPHRD_INFINIBAND) && (dev->type != ARPHRD_IEEE802154) && (dev->ty...
functions
void addrconf_sit_config(struct net_device *dev) { struct inet6_dev *idev; ASSERT_RTNL(); /* * Configure the tunnel with one of our IPv4 * addresses... we should configure all of * our v4 addrs in the tunnel */ if ((idev = ipv6_find_idev(dev)) == NULL) { pr_debug("%s: add_dev failed\n", __func__); re...
functions
void addrconf_gre_config(struct net_device *dev) { struct inet6_dev *idev; struct in6_addr addr; pr_info("%s(%s)\n", __func__, dev->name); ASSERT_RTNL(); if ((idev = ipv6_find_idev(dev)) == NULL) { pr_debug("%s: add_dev failed\n", __func__); return; }
functions
int ipv6_inherit_linklocal(struct inet6_dev *idev, struct net_device *link_dev) { struct in6_addr lladdr; if (!ipv6_get_lladdr(link_dev, &lladdr, IFA_F_TENTATIVE)) { addrconf_add_linklocal(idev, &lladdr); return 0; }
functions
void ip6_tnl_add_linklocal(struct inet6_dev *idev) { struct net_device *link_dev; struct net *net = dev_net(idev->dev); /* first try to inherit the link-local address from the link device */ if (idev->dev->iflink && (link_dev = __dev_get_by_index(net, idev->dev->iflink))) { if (!ipv6_inherit_linklocal(idev,...
functions
void addrconf_ip6_tnl_config(struct net_device *dev) { struct inet6_dev *idev; ASSERT_RTNL(); idev = addrconf_add_dev(dev); if (IS_ERR(idev)) { pr_debug("init ip6-ip6: add_dev failed\n"); return; }
functions
int addrconf_notify(struct notifier_block *this, unsigned long event, void *data) { struct net_device *dev = (struct net_device *) data; struct inet6_dev *idev = __in6_dev_get(dev); int run_pending = 0; int err; switch (event) { case NETDEV_REGISTER: if (!idev && dev->mtu >= IPV6_MIN_MTU) { idev = ipv...
functions
void addrconf_type_change(struct net_device *dev, unsigned long event) { struct inet6_dev *idev; ASSERT_RTNL(); idev = __in6_dev_get(dev); if (event == NETDEV_POST_TYPE_CHANGE) ipv6_mc_remap(idev); else if (event == NETDEV_PRE_TYPE_CHANGE) ipv6_mc_unmap(idev); }
functions
int addrconf_ifdown(struct net_device *dev, int how) { struct net *net = dev_net(dev); struct inet6_dev *idev; struct inet6_ifaddr *ifa; int state, i; ASSERT_RTNL(); rt6_ifdown(net, dev); neigh_ifdown(&nd_tbl, dev); idev = __in6_dev_get(dev); if (idev == NULL) return -ENODEV; /* * Step 1: remove refer...
functions
void addrconf_rs_timer(unsigned long data) { struct inet6_ifaddr *ifp = (struct inet6_ifaddr *) data; struct inet6_dev *idev = ifp->idev; read_lock(&idev->lock); if (idev->dead || !(idev->if_flags & IF_READY)) goto out; if (!ipv6_accept_ra(idev)) goto out; /* Announcement received after solicitation was se...
functions
void addrconf_dad_kick(struct inet6_ifaddr *ifp) { unsigned long rand_num; struct inet6_dev *idev = ifp->idev; if (ifp->flags & IFA_F_OPTIMISTIC) rand_num = 0; else rand_num = net_random() % (idev->cnf.rtr_solicit_delay ? : 1); ifp->probes = idev->cnf.dad_transmits; addrconf_mod_timer(ifp, AC_DAD, rand_num)...
functions
void addrconf_dad_start(struct inet6_ifaddr *ifp) { struct inet6_dev *idev = ifp->idev; struct net_device *dev = idev->dev; addrconf_join_solict(dev, &ifp->addr); net_srandom(ifp->addr.s6_addr32[3]); read_lock_bh(&idev->lock); spin_lock(&ifp->lock); if (ifp->state == INET6_IFADDR_STATE_DEAD) goto out; if ...
functions
void addrconf_dad_timer(unsigned long data) { struct inet6_ifaddr *ifp = (struct inet6_ifaddr *) data; struct inet6_dev *idev = ifp->idev; struct in6_addr mcaddr; if (!ifp->probes && addrconf_dad_end(ifp)) goto out; read_lock(&idev->lock); if (idev->dead || !(idev->if_flags & IF_READY)) { read_unlock(&idev-...
functions
void addrconf_dad_completed(struct inet6_ifaddr *ifp) { struct net_device *dev = ifp->idev->dev; /* * Configure the address for reception. Now it is valid. */ ipv6_ifa_notify(RTM_NEWADDR, ifp); /* If added prefix is link local and we are prepared to process router advertisements, start sending router sol...
functions
void addrconf_dad_run(struct inet6_dev *idev) { struct inet6_ifaddr *ifp; read_lock_bh(&idev->lock); list_for_each_entry(ifp, &idev->addr_list, if_list) { spin_lock(&ifp->lock); if (ifp->flags & IFA_F_TENTATIVE && ifp->state == INET6_IFADDR_STATE_DAD) addrconf_dad_kick(ifp); spin_unlock(&ifp->lock); ...
functions
int if6_seq_show(struct seq_file *seq, void *v) { struct inet6_ifaddr *ifp = (struct inet6_ifaddr *)v; seq_printf(seq, "%pi6 %02x %02x %02x %02x %8s\n", &ifp->addr, ifp->idev->dev->ifindex, ifp->prefix_len, ifp->scope, ifp->flags, ifp->idev->dev->name); return 0; }
functions
int if6_seq_open(struct inode *inode, struct file *file) { return seq_open_net(inode, file, &if6_seq_ops, sizeof(struct if6_iter_state)); }
functions
__net_init if6_proc_net_init(struct net *net) { if (!proc_create("if_inet6", S_IRUGO, net->proc_net, &if6_fops)) return -ENOMEM; return 0; }
functions
__net_exit if6_proc_net_exit(struct net *net) { remove_proc_entry("if_inet6", net->proc_net); }
functions
__init if6_proc_init(void) { return register_pernet_subsys(&if6_proc_net_ops); }
functions
void if6_proc_exit(void) { unregister_pernet_subsys(&if6_proc_net_ops); }
functions
int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr) { int ret = 0; struct inet6_ifaddr *ifp = NULL; unsigned int hash = inet6_addr_hash(addr); rcu_read_lock_bh(); hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) { if (!net_eq(dev_net(ifp->idev->dev), net)) continue; if (ip...
functions
void addrconf_verify(unsigned long foo) { unsigned long now, next, next_sec, next_sched; struct inet6_ifaddr *ifp; int i; rcu_read_lock_bh(); spin_lock(&addrconf_verify_lock); now = jiffies; next = round_jiffies_up(now + ADDR_CHECK_FREQUENCY); del_timer(&addr_chk_timer); for (i = 0; i < IN6_ADDR_HSIZE; i++)...
functions
else if (ifp->prefered_lft == INFINITY_LIFE_TIME) { spin_unlock(&ifp->lock); continue; }
functions
else if (age >= ifp->prefered_lft) { /* jiffies - ifp->tstamp > age >= ifp->prefered_lft */ int deprecate = 0; if (!(ifp->flags&IFA_F_DEPRECATED)) { deprecate = 1; ifp->flags |= IFA_F_DEPRECATED; }
functions
int inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh) { struct net *net = sock_net(skb->sk); struct ifaddrmsg *ifm; struct nlattr *tb[IFA_MAX+1]; struct in6_addr *pfx; int err; err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy); if (err < 0) return err; ifm = nlmsg_data(nlh); pfx...
functions
int inet6_addr_modify(struct inet6_ifaddr *ifp, u8 ifa_flags, u32 prefered_lft, u32 valid_lft) { u32 flags; clock_t expires; unsigned long timeout; if (!valid_lft || (prefered_lft > valid_lft)) return -EINVAL; timeout = addrconf_timeout_fixup(valid_lft, HZ); if (addrconf_finite_timeout(timeout)) { e...
functions
int inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh) { struct net *net = sock_net(skb->sk); struct ifaddrmsg *ifm; struct nlattr *tb[IFA_MAX+1]; struct in6_addr *pfx; struct inet6_ifaddr *ifa; struct net_device *dev; u32 valid_lft = INFINITY_LIFE_TIME, preferred_lft = INFINITY_LIFE_TIME; u8 ifa_flag...
functions
void put_ifaddrmsg(struct nlmsghdr *nlh, u8 prefixlen, u8 flags, u8 scope, int ifindex) { struct ifaddrmsg *ifm; ifm = nlmsg_data(nlh); ifm->ifa_family = AF_INET6; ifm->ifa_prefixlen = prefixlen; ifm->ifa_flags = flags; ifm->ifa_scope = scope; ifm->ifa_index = ifindex; }
functions
int put_cacheinfo(struct sk_buff *skb, unsigned long cstamp, unsigned long tstamp, u32 preferred, u32 valid) { struct ifa_cacheinfo ci; ci.cstamp = cstamp_delta(cstamp); ci.tstamp = cstamp_delta(tstamp); ci.ifa_prefered = preferred; ci.ifa_valid = valid; return nla_put(skb, IFA_CACHEINFO, sizeof(ci), &ci); ...
functions
int rt_scope(int ifa_scope) { if (ifa_scope & IFA_HOST) return RT_SCOPE_HOST; else if (ifa_scope & IFA_LINK) return RT_SCOPE_LINK; else if (ifa_scope & IFA_SITE) return RT_SCOPE_SITE; else return RT_SCOPE_UNIVERSE; }
functions
int inet6_ifaddr_msgsize(void) { return NLMSG_ALIGN(sizeof(struct ifaddrmsg)) + nla_total_size(16) /* IFA_ADDRESS */ + nla_total_size(sizeof(struct ifa_cacheinfo)); }
functions
int inet6_fill_ifaddr(struct sk_buff *skb, struct inet6_ifaddr *ifa, u32 portid, u32 seq, int event, unsigned int flags) { struct nlmsghdr *nlh; u32 preferred, valid; nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct ifaddrmsg), flags); if (nlh == NULL) return -EMSGSIZE; put_ifaddrmsg(nlh, ifa->p...
functions
int inet6_fill_ifmcaddr(struct sk_buff *skb, struct ifmcaddr6 *ifmca, u32 portid, u32 seq, int event, u16 flags) { struct nlmsghdr *nlh; u8 scope = RT_SCOPE_UNIVERSE; int ifindex = ifmca->idev->dev->ifindex; if (ipv6_addr_scope(&ifmca->mca_addr) & IFA_SITE) scope = RT_SCOPE_SITE; nlh = nlmsg_put(skb, port...
functions
int inet6_fill_ifacaddr(struct sk_buff *skb, struct ifacaddr6 *ifaca, u32 portid, u32 seq, int event, unsigned int flags) { struct nlmsghdr *nlh; u8 scope = RT_SCOPE_UNIVERSE; int ifindex = ifaca->aca_idev->dev->ifindex; if (ipv6_addr_scope(&ifaca->aca_addr) & IFA_SITE) scope = RT_SCOPE_SITE; nlh = nlmsg_...
functions
int in6_dump_addrs(struct inet6_dev *idev, struct sk_buff *skb, struct netlink_callback *cb, enum addr_type_t type, int s_ip_idx, int *p_ip_idx) { struct ifmcaddr6 *ifmca; struct ifacaddr6 *ifaca; int err = 1; int ip_idx = *p_ip_idx; read_lock_bh(&idev->lock); switch (type) { case UNICAST_ADDR: { st...
functions
int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb, enum addr_type_t type) { struct net *net = sock_net(skb->sk); int h, s_h; int idx, ip_idx; int s_idx, s_ip_idx; struct net_device *dev; struct inet6_dev *idev; struct hlist_head *head; s_h = cb->args[0]; s_idx = idx = cb->args[1]; s_...
functions
int inet6_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) { enum addr_type_t type = UNICAST_ADDR; return inet6_dump_addr(skb, cb, type); }
functions
int inet6_dump_ifmcaddr(struct sk_buff *skb, struct netlink_callback *cb) { enum addr_type_t type = MULTICAST_ADDR; return inet6_dump_addr(skb, cb, type); }
functions
int inet6_dump_ifacaddr(struct sk_buff *skb, struct netlink_callback *cb) { enum addr_type_t type = ANYCAST_ADDR; return inet6_dump_addr(skb, cb, type); }
functions
int inet6_rtm_getaddr(struct sk_buff *in_skb, struct nlmsghdr *nlh) { struct net *net = sock_net(in_skb->sk); struct ifaddrmsg *ifm; struct nlattr *tb[IFA_MAX+1]; struct in6_addr *addr = NULL; struct net_device *dev = NULL; struct inet6_ifaddr *ifa; struct sk_buff *skb; int err; err = nlmsg_parse(nlh, sizeof(...
functions
void inet6_ifa_notify(int event, struct inet6_ifaddr *ifa) { struct sk_buff *skb; struct net *net = dev_net(ifa->idev->dev); int err = -ENOBUFS; skb = nlmsg_new(inet6_ifaddr_msgsize(), GFP_ATOMIC); if (skb == NULL) goto errout; err = inet6_fill_ifaddr(skb, ifa, 0, 0, event, 0); if (err < 0) { /* -EMSGSIZE ...
functions
void ipv6_store_devconf(struct ipv6_devconf *cnf, __s32 *array, int bytes) { BUG_ON(bytes < (DEVCONF_MAX * 4)); memset(array, 0, bytes); array[DEVCONF_FORWARDING] = cnf->forwarding; array[DEVCONF_HOPLIMIT] = cnf->hop_limit; array[DEVCONF_MTU6] = cnf->mtu6; array[DEVCONF_ACCEPT_RA] = cnf->accept_ra; array[DE...
functions
size_t inet6_ifla6_size(void) { return nla_total_size(4) /* IFLA_INET6_FLAGS */ + nla_total_size(sizeof(struct ifla_cacheinfo)) + nla_total_size(DEVCONF_MAX * 4) /* IFLA_INET6_CONF */ + nla_total_size(IPSTATS_MIB_MAX * 8) /* IFLA_INET6_STATS */ + nla_total_size(ICMP6_MIB_MAX * 8) /* IFLA_INET6_...
functions
size_t inet6_if_nlmsg_size(void) { return NLMSG_ALIGN(sizeof(struct ifinfomsg)) + nla_total_size(IFNAMSIZ) /* IFLA_IFNAME */ + nla_total_size(MAX_ADDR_LEN) /* IFLA_ADDRESS */ + nla_total_size(4) /* IFLA_MTU */ + nla_total_size(4) /* IFLA_LINK */ + nla_total_size(inet6_ifla6_size...
functions
void __snmp6_fill_statsdev(u64 *stats, atomic_long_t *mib, int items, int bytes) { int i; int pad = bytes - sizeof(u64) * items; BUG_ON(pad < 0); /* Use put_unaligned() because stats may not be aligned for u64. */ put_unaligned(items, &stats[0]); for (i = 1; i < items; i++) put_unaligned(atomic_long_...
functions
void __snmp6_fill_stats64(u64 *stats, void __percpu **mib, int items, int bytes, size_t syncpoff) { int i; int pad = bytes - sizeof(u64) * items; BUG_ON(pad < 0); /* Use put_unaligned() because stats may not be aligned for u64. */ put_unaligned(items, &stats[0]); for (i = 1; i < items; i++) put_unali...
functions
void snmp6_fill_stats(u64 *stats, struct inet6_dev *idev, int attrtype, int bytes) { switch (attrtype) { case IFLA_INET6_STATS: __snmp6_fill_stats64(stats, (void __percpu **)idev->stats.ipv6, IPSTATS_MIB_MAX, bytes, offsetof(struct ipstats_mib, syncp)); break; case IFLA_INET6_ICMP6STATS: __snm...
functions
int inet6_fill_ifla6_attrs(struct sk_buff *skb, struct inet6_dev *idev) { struct nlattr *nla; struct ifla_cacheinfo ci; if (nla_put_u32(skb, IFLA_INET6_FLAGS, idev->if_flags)) goto nla_put_failure; ci.max_reasm_len = IPV6_MAXPLEN; ci.tstamp = cstamp_delta(idev->tstamp); ci.reachable_time = jiffies_to_msecs(ide...
functions
size_t inet6_get_link_af_size(const struct net_device *dev) { if (!__in6_dev_get(dev)) return 0; return inet6_ifla6_size(); }
functions
int inet6_fill_link_af(struct sk_buff *skb, const struct net_device *dev) { struct inet6_dev *idev = __in6_dev_get(dev); if (!idev) return -ENODATA; if (inet6_fill_ifla6_attrs(skb, idev) < 0) return -EMSGSIZE; return 0; }
functions
int inet6_set_iftoken(struct inet6_dev *idev, struct in6_addr *token) { struct inet6_ifaddr *ifp; struct net_device *dev = idev->dev; bool update_rs = false; struct in6_addr ll_addr; if (token == NULL) return -EINVAL; if (ipv6_addr_any(token)) return -EINVAL; if (dev->flags & (IFF_LOOPBACK | IFF_NOARP)) r...
functions
int inet6_set_link_af(struct net_device *dev, const struct nlattr *nla) { int err = -EINVAL; struct inet6_dev *idev = __in6_dev_get(dev); struct nlattr *tb[IFLA_INET6_MAX + 1]; if (!idev) return -EAFNOSUPPORT; if (nla_parse_nested(tb, IFLA_INET6_MAX, nla, NULL) < 0) BUG(); if (tb[IFLA_INET6_TOKEN]) err =...
functions
int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev, u32 portid, u32 seq, int event, unsigned int flags) { struct net_device *dev = idev->dev; struct ifinfomsg *hdr; struct nlmsghdr *nlh; void *protoinfo; nlh = nlmsg_put(skb, portid, seq, event, sizeof(*hdr), flags); if (nlh == NULL) retu...
functions
int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb) { struct net *net = sock_net(skb->sk); int h, s_h; int idx = 0, s_idx; struct net_device *dev; struct inet6_dev *idev; struct hlist_head *head; s_h = cb->args[0]; s_idx = cb->args[1]; rcu_read_lock(); for (h = s_h; h < NETDEV_HASHENTRIE...
functions
void inet6_ifinfo_notify(int event, struct inet6_dev *idev) { struct sk_buff *skb; struct net *net = dev_net(idev->dev); int err = -ENOBUFS; skb = nlmsg_new(inet6_if_nlmsg_size(), GFP_ATOMIC); if (skb == NULL) goto errout; err = inet6_fill_ifinfo(skb, idev, 0, 0, event, 0); if (err < 0) { /* -EMSGSIZE impl...
functions
size_t inet6_prefix_nlmsg_size(void) { return NLMSG_ALIGN(sizeof(struct prefixmsg)) + nla_total_size(sizeof(struct in6_addr)) + nla_total_size(sizeof(struct prefix_cacheinfo)); }
functions
int inet6_fill_prefix(struct sk_buff *skb, struct inet6_dev *idev, struct prefix_info *pinfo, u32 portid, u32 seq, int event, unsigned int flags) { struct prefixmsg *pmsg; struct nlmsghdr *nlh; struct prefix_cacheinfo ci; nlh = nlmsg_put(skb, portid, seq, event, sizeof(*pmsg), flags); if (nlh == N...
functions
void inet6_prefix_notify(int event, struct inet6_dev *idev, struct prefix_info *pinfo) { struct sk_buff *skb; struct net *net = dev_net(idev->dev); int err = -ENOBUFS; skb = nlmsg_new(inet6_prefix_nlmsg_size(), GFP_ATOMIC); if (skb == NULL) goto errout; err = inet6_fill_prefix(skb, idev, pinfo, 0, 0, even...
functions
void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) { struct net *net = dev_net(ifp->idev->dev); inet6_ifa_notify(event ? : RTM_NEWADDR, ifp); switch (event) { case RTM_NEWADDR: /* * If the address was optimistic * we inserted the route at the start of * our DAD process, so we don't need * t...
functions
void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) { rcu_read_lock_bh(); if (likely(ifp->idev->dead == 0)) __ipv6_ifa_notify(event, ifp); rcu_read_unlock_bh(); }
functions
int addrconf_sysctl_forward(ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos) { int *valp = ctl->data; int val = *valp; loff_t pos = *ppos; ctl_table lctl; int ret; /* * ctl->data points to idev->cnf.forwarding, we should * not modify it until we get the rtnl lock. */ lctl ...
functions
void dev_disable_change(struct inet6_dev *idev) { if (!idev || !idev->dev) return; if (idev->cnf.disable_ipv6) addrconf_notify(NULL, NETDEV_DOWN, idev->dev); else addrconf_notify(NULL, NETDEV_UP, idev->dev); }
functions
void addrconf_disable_change(struct net *net, __s32 newf) { struct net_device *dev; struct inet6_dev *idev; rcu_read_lock(); for_each_netdev_rcu(net, dev) { idev = __in6_dev_get(dev); if (idev) { int changed = (!idev->cnf.disable_ipv6) ^ (!newf); idev->cnf.disable_ipv6 = newf; if (changed) dev_dis...