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Phonet: implement per-socket destination/peer address

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Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Rémi Denis-Courmont 2011-02-24 23:14:57 +00:00 • committed by David S. Miller
parent 96241544ca
commit a8059512b1
3 changed files with 17 additions and 7 deletions
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19
net/phonet/af_phonet.c
View file

@ -110,6 +110,7 @@ static int pn_socket_create(struct net *net, struct socket *sock, int protocol,
sk->sk_protocol = protocol;
pn = pn_sk(sk);
pn->sobject = 0;
pn->dobject = 0;
pn->resource = 0;
sk->sk_prot->init(sk);
err = 0;
@ -242,8 +243,18 @@ int pn_skb_send(struct sock *sk, struct sk_buff *skb,
struct net_device *dev;
struct pn_sock *pn = pn_sk(sk);
int err;
u16 src;
u8 daddr = pn_sockaddr_get_addr(target), saddr = PN_NO_ADDR;
u16 src, dst;
u8 daddr, saddr, res;
src = pn->sobject;
if (target != NULL) {
dst = pn_sockaddr_get_object(target);
res = pn_sockaddr_get_resource(target);
} else {
dst = pn->dobject;
res = pn->resource;
}
daddr = pn_addr(dst);
err = -EHOSTUNREACH;
if (sk->sk_bound_dev_if)
@ -271,12 +282,10 @@ int pn_skb_send(struct sock *sk, struct sk_buff *skb,
if (saddr == PN_NO_ADDR)
goto drop;
src = pn->sobject;
if (!pn_addr(src))
src = pn_object(saddr, pn_obj(src));
err = pn_send(skb, dev, pn_sockaddr_get_object(target),
src, pn_sockaddr_get_resource(target), 0);
err = pn_send(skb, dev, dst, src, res, 0);
dev_put(dev);
return err;