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authorVenkat Yekkirala <vyekkirala@TrustedCS.com>2006-07-24 23:32:50 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:53:29 -0700
commit4237c75c0a35535d7f9f2bfeeb4b4df1e068a0bf (patch)
tree02adcb6fe6c346a8b99cf161ba5233ed1e572727 /security/dummy.c
parentcb969f072b6d67770b559617f14e767f47e77ece (diff)
downloadop-kernel-dev-4237c75c0a35535d7f9f2bfeeb4b4df1e068a0bf.zip
op-kernel-dev-4237c75c0a35535d7f9f2bfeeb4b4df1e068a0bf.tar.gz
[MLSXFRM]: Auto-labeling of child sockets
This automatically labels the TCP, Unix stream, and dccp child sockets as well as openreqs to be at the same MLS level as the peer. This will result in the selection of appropriately labeled IPSec Security Associations. This also uses the sock's sid (as opposed to the isec sid) in SELinux enforcement of secmark in rcv_skb and postroute_last hooks. Signed-off-by: Venkat Yekkirala <vyekkirala@TrustedCS.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security/dummy.c')
-rw-r--r--security/dummy.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/security/dummy.c b/security/dummy.c
index 66cc064..1c45f8e 100644
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -812,6 +812,26 @@ static inline void dummy_sk_clone_security (const struct sock *sk, struct sock *
static inline void dummy_sk_getsecid(struct sock *sk, u32 *secid)
{
}
+
+static inline void dummy_sock_graft(struct sock* sk, struct socket *parent)
+{
+}
+
+static inline int dummy_inet_conn_request(struct sock *sk,
+ struct sk_buff *skb, struct request_sock *req)
+{
+ return 0;
+}
+
+static inline void dummy_inet_csk_clone(struct sock *newsk,
+ const struct request_sock *req)
+{
+}
+
+static inline void dummy_req_classify_flow(const struct request_sock *req,
+ struct flowi *fl)
+{
+}
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
@@ -1084,6 +1104,10 @@ void security_fixup_ops (struct security_operations *ops)
set_to_dummy_if_null(ops, sk_free_security);
set_to_dummy_if_null(ops, sk_clone_security);
set_to_dummy_if_null(ops, sk_getsecid);
+ set_to_dummy_if_null(ops, sock_graft);
+ set_to_dummy_if_null(ops, inet_conn_request);
+ set_to_dummy_if_null(ops, inet_csk_clone);
+ set_to_dummy_if_null(ops, req_classify_flow);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
set_to_dummy_if_null(ops, xfrm_policy_alloc_security);
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