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authorMasahide NAKAMURA <nakam@linux-ipv6.org>2006-08-23 22:49:28 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 15:08:35 -0700
commitf7b6983f0feeefcd2a594138adcffe640593d8de (patch)
tree41878fad9f0f0306718fa832eac7dfa76f51222d /net/key/af_key.c
parent41a49cc3c02ace59d4dddae91ea211c330970ee3 (diff)
[XFRM] POLICY: Support netlink socket interface for sub policy.
Sub policy can be used through netlink socket. PF_KEY uses main only and it is TODO to support sub. Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/key/af_key.c')
-rw-r--r--net/key/af_key.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 19e047b0e67..83b443ddc72 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1731,7 +1731,8 @@ static u32 gen_reqid(void)
++reqid;
if (reqid == 0)
reqid = IPSEC_MANUAL_REQID_MAX+1;
- if (xfrm_policy_walk(check_reqid, (void*)&reqid) != -EEXIST)
+ if (xfrm_policy_walk(XFRM_POLICY_TYPE_MAIN, check_reqid,
+ (void*)&reqid) != -EEXIST)
return reqid;
} while (reqid != start);
return 0;
@@ -2268,7 +2269,8 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, struct sadb_msg
return err;
}
- xp = xfrm_policy_bysel_ctx(pol->sadb_x_policy_dir-1, &sel, tmp.security, 1);
+ xp = xfrm_policy_bysel_ctx(XFRM_POLICY_TYPE_MAIN, pol->sadb_x_policy_dir-1,
+ &sel, tmp.security, 1);
security_xfrm_policy_free(&tmp);
if (xp == NULL)
return -ENOENT;
@@ -2330,7 +2332,7 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, struct sadb_msg *h
if (dir >= XFRM_POLICY_MAX)
return -EINVAL;
- xp = xfrm_policy_byid(dir, pol->sadb_x_policy_id,
+ xp = xfrm_policy_byid(XFRM_POLICY_TYPE_MAIN, dir, pol->sadb_x_policy_id,
hdr->sadb_msg_type == SADB_X_SPDDELETE2);
if (xp == NULL)
return -ENOENT;
@@ -2378,7 +2380,7 @@ static int pfkey_spddump(struct sock *sk, struct sk_buff *skb, struct sadb_msg *
{
struct pfkey_dump_data data = { .skb = skb, .hdr = hdr, .sk = sk };
- return xfrm_policy_walk(dump_sp, &data);
+ return xfrm_policy_walk(XFRM_POLICY_TYPE_MAIN, dump_sp, &data);
}
static int key_notify_policy_flush(struct km_event *c)
@@ -2405,7 +2407,8 @@ static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, struct sadb_msg
{
struct km_event c;
- xfrm_policy_flush();
+ xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN);
+ c.data.type = XFRM_POLICY_TYPE_MAIN;
c.event = XFRM_MSG_FLUSHPOLICY;
c.pid = hdr->sadb_msg_pid;
c.seq = hdr->sadb_msg_seq;
@@ -2667,6 +2670,9 @@ static int pfkey_send_notify(struct xfrm_state *x, struct km_event *c)
static int pfkey_send_policy_notify(struct xfrm_policy *xp, int dir, struct km_event *c)
{
+ if (xp && xp->type != XFRM_POLICY_TYPE_MAIN)
+ return 0;
+
switch (c->event) {
case XFRM_MSG_POLEXPIRE:
return key_notify_policy_expire(xp, c);
@@ -2675,6 +2681,8 @@ static int pfkey_send_policy_notify(struct xfrm_policy *xp, int dir, struct km_e
case XFRM_MSG_UPDPOLICY:
return key_notify_policy(xp, dir, c);
case XFRM_MSG_FLUSHPOLICY:
+ if (c->data.type != XFRM_POLICY_TYPE_MAIN)
+ break;
return key_notify_policy_flush(c);
default:
printk("pfkey: Unknown policy event %d\n", c->event);