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[IPV4]: Convert address dumping to new netlink api

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Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2006-08-04 23:04:36 -07:00 committed by David S. Miller
parent dfdd5fd4e9
commit 47f68512d2
1 changed files with 28 additions and 24 deletions
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52
net/ipv4/devinet.c
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@ -1112,32 +1112,37 @@ static int inet_fill_ifaddr(struct sk_buff *skb, struct in_ifaddr *ifa,
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
unsigned char *b = skb->tail;
nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*ifm), flags);
ifm = NLMSG_DATA(nlh);
nlh = nlmsg_put(skb, pid, seq, event, sizeof(*ifm), flags);
if (nlh == NULL)
return -ENOBUFS;
ifm = nlmsg_data(nlh);
ifm->ifa_family = AF_INET;
ifm->ifa_prefixlen = ifa->ifa_prefixlen;
ifm->ifa_flags = ifa->ifa_flags|IFA_F_PERMANENT;
ifm->ifa_scope = ifa->ifa_scope;
ifm->ifa_index = ifa->ifa_dev->dev->ifindex;
if (ifa->ifa_address)
RTA_PUT(skb, IFA_ADDRESS, 4, &ifa->ifa_address);
if (ifa->ifa_local)
RTA_PUT(skb, IFA_LOCAL, 4, &ifa->ifa_local);
if (ifa->ifa_broadcast)
RTA_PUT(skb, IFA_BROADCAST, 4, &ifa->ifa_broadcast);
if (ifa->ifa_anycast)
RTA_PUT(skb, IFA_ANYCAST, 4, &ifa->ifa_anycast);
if (ifa->ifa_label[0])
RTA_PUT(skb, IFA_LABEL, IFNAMSIZ, &ifa->ifa_label);
nlh->nlmsg_len = skb->tail - b;
return skb->len;
nlmsg_failure:
rtattr_failure:
skb_trim(skb, b - skb->data);
return -1;
if (ifa->ifa_address)
NLA_PUT_U32(skb, IFA_ADDRESS, ifa->ifa_address);
if (ifa->ifa_local)
NLA_PUT_U32(skb, IFA_LOCAL, ifa->ifa_local);
if (ifa->ifa_broadcast)
NLA_PUT_U32(skb, IFA_BROADCAST, ifa->ifa_broadcast);
if (ifa->ifa_anycast)
NLA_PUT_U32(skb, IFA_ANYCAST, ifa->ifa_anycast);
if (ifa->ifa_label[0])
NLA_PUT_STRING(skb, IFA_LABEL, ifa->ifa_label);
return nlmsg_end(skb, nlh);
nla_put_failure:
return nlmsg_cancel(skb, nlh);
}
static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
@ -1185,17 +1190,16 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
static void rtmsg_ifa(int event, struct in_ifaddr* ifa)
{
int size = NLMSG_SPACE(sizeof(struct ifaddrmsg) + 128);
struct sk_buff *skb = alloc_skb(size, GFP_KERNEL);
struct sk_buff *skb;
if (!skb)
skb = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
if (skb == NULL)
netlink_set_err(rtnl, 0, RTNLGRP_IPV4_IFADDR, ENOBUFS);
else if (inet_fill_ifaddr(skb, ifa, 0, 0, event, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTNLGRP_IPV4_IFADDR, EINVAL);
} else {
} else
netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV4_IFADDR, GFP_KERNEL);
}
}
static struct rtnetlink_link inet_rtnetlink_table[RTM_NR_MSGTYPES] = {