From: paul.moore@hp.com
To: netdev@vger.kernel.org, selinux@tycho.nsa.gov
Cc: vyekkirala@TrustedCS.com, jmorris@namei.org, sds@tycho.nsa.gov
Subject: [PATCH 03/11] secid reconciliation: Invoke LSM hook for inbound traffic
Date: Mon, 09 Oct 2006 15:42:26 -0400 [thread overview]
Message-ID: <20061009195847.992616000@hp.com> (raw)
In-Reply-To: 20061009194223.402695000@hp.com
[-- Attachment #1: secid-3 --]
[-- Type: text/plain, Size: 2712 bytes --]
From: Venkat Yekkirala <vyekkirala@TrustedCS.com>
Invoke the skb_flow_in LSM hook for inbound
traffic for secid reconciliation and flow control.
Signed-off-by: Venkat Yekkirala <vyekkirala@TrustedCS.com>
---
include/net/xfrm.h | 45 +++++++++++++++++++++----------------------
1 file changed, 22 insertions(+), 23 deletions(-)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 11e0b1d..8f9c184 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -675,22 +675,18 @@ extern int __xfrm_policy_check(struct so
static inline int xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb, unsigned short family)
{
- if (sk && sk->sk_policy[XFRM_POLICY_IN])
- return __xfrm_policy_check(sk, dir, skb, family);
-
- return (!xfrm_policy_count[dir] && !skb->sp) ||
- (skb->dst->flags & DST_NOPOLICY) ||
- __xfrm_policy_check(sk, dir, skb, family);
-}
-
-static inline int xfrm4_policy_check(struct sock *sk, int dir, struct sk_buff *skb)
-{
- return xfrm_policy_check(sk, dir, skb, AF_INET);
-}
+ int ret;
-static inline int xfrm6_policy_check(struct sock *sk, int dir, struct sk_buff *skb)
-{
- return xfrm_policy_check(sk, dir, skb, AF_INET6);
+ if (sk && sk->sk_policy[XFRM_POLICY_IN])
+ ret = __xfrm_policy_check(sk, dir, skb, family);
+ else
+ ret = (!xfrm_policy_count[dir] && !skb->sp) ||
+ (skb->dst->flags & DST_NOPOLICY) ||
+ __xfrm_policy_check(sk, dir, skb, family);
+
+ if (ret)
+ ret = security_skb_flow_in(skb, family);
+ return ret;
}
extern int xfrm_decode_session(struct sk_buff *skb, struct flowi *fl, unsigned short family);
@@ -742,19 +738,22 @@ static inline void xfrm_sk_free_policy(s
static inline int xfrm_sk_clone_policy(struct sock *sk) { return 0; }
static inline int xfrm6_route_forward(struct sk_buff *skb) { return 1; }
static inline int xfrm4_route_forward(struct sk_buff *skb) { return 1; }
-static inline int xfrm6_policy_check(struct sock *sk, int dir, struct sk_buff *skb)
-{
- return 1;
-}
+static inline int xfrm_policy_check(struct sock *sk, int dir,
+ struct sk_buff *skb, unsigned short family)
+{
+ return security_skb_flow_in(skb, family);
+}
+#endif
+
static inline int xfrm4_policy_check(struct sock *sk, int dir, struct sk_buff *skb)
{
- return 1;
+ return xfrm_policy_check(sk, dir, skb, AF_INET);
}
-static inline int xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb, unsigned short family)
+
+static inline int xfrm6_policy_check(struct sock *sk, int dir, struct sk_buff *skb)
{
- return 1;
+ return xfrm_policy_check(sk, dir, skb, AF_INET6);
}
-#endif
static __inline__
xfrm_address_t *xfrm_flowi_daddr(struct flowi *fl, unsigned short family)
--
paul moore
linux security @ hp
next prev parent reply other threads:[~2006-10-09 19:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-09 19:42 [PATCH 00/11] The _entire_ secid reconciliation patchset (tada!) paul.moore
2006-10-09 19:42 ` [PATCH 01/11] secid reconciliation: new SELinux flask definitions paul.moore
2006-10-09 19:42 ` [PATCH 02/11] secid reconciliation: Add LSM hooks paul.moore
2006-10-09 19:42 ` paul.moore [this message]
2006-10-09 19:42 ` [PATCH 04/11] secid reconciliation: Invoke LSM hook for outbound traffic paul.moore
2006-10-09 19:42 ` [PATCH 05/11] secid reconciliation: Label locally generated IPv6 traffic paul.moore
2006-10-09 19:42 ` [PATCH 06/11] secid reconciliation: Label locally generated IPv4 traffic paul.moore
2006-10-09 19:42 ` [PATCH 07/11] secid reconciliation: Enforcement for SELinux paul.moore
2006-10-09 19:42 ` [PATCH 08/11] secid reconciliation: Use secmark when classifying flow using skb paul.moore
2006-10-09 19:42 ` [PATCH 09/11] secid reconciliation: Track peersecid at connection establishment paul.moore
2006-10-09 19:42 ` [PATCH 10/11] secid reconciliation: various fixes paul.moore
2006-10-09 19:42 ` [PATCH 11/11] secid reconciliation: support for NetLabel paul.moore
2006-10-09 20:19 ` [PATCH 00/11] The _entire_ secid reconciliation patchset (tada!) James Morris
2006-10-09 20:30 ` Paul Moore
2006-10-09 20:36 ` James Morris
2006-10-11 19:20 ` Venkat Yekkirala
2006-10-12 7:26 ` James Morris
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