xfrm: introduce basic mark infrastructure

Add basic structuring and accessors for xfrm mark

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 3 deletions

diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 29e04beb1fc9..b971e3848493 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -267,8 +267,8 @@ enum xfrm_attr_type_t {
         XFRMA_ALG_COMP,         /* struct xfrm_algo */
         XFRMA_ENCAP,            /* struct xfrm_algo + struct xfrm_encap_tmpl */
         XFRMA_TMPL,             /* 1 or more struct xfrm_user_tmpl */
-        XFRMA_SA,
-        XFRMA_POLICY,
+        XFRMA_SA,               /* struct xfrm_usersa_info  */
+        XFRMA_POLICY,           /*struct xfrm_userpolicy_info */
         XFRMA_SEC_CTX,          /* struct xfrm_sec_ctx */
         XFRMA_LTIME_VAL,
         XFRMA_REPLAY_VAL,
@@ -276,17 +276,23 @@ enum xfrm_attr_type_t {
         XFRMA_ETIMER_THRESH,
         XFRMA_SRCADDR,          /* xfrm_address_t */
         XFRMA_COADDR,           /* xfrm_address_t */
-        XFRMA_LASTUSED,
+        XFRMA_LASTUSED,         /* unsigned long  */
         XFRMA_POLICY_TYPE,      /* struct xfrm_userpolicy_type */
         XFRMA_MIGRATE,
         XFRMA_ALG_AEAD,         /* struct xfrm_algo_aead */
         XFRMA_KMADDRESS,        /* struct xfrm_user_kmaddress */
         XFRMA_ALG_AUTH_TRUNC,   /* struct xfrm_algo_auth */
+        XFRMA_MARK,             /* struct xfrm_mark */
         __XFRMA_MAX
 
 #define XFRMA_MAX (__XFRMA_MAX - 1)
 };
 
+struct xfrm_mark {
+        __u32           v; /* value */
+        __u32           m; /* mask */
+};
+
 enum xfrm_sadattr_type_t {
         XFRMA_SAD_UNSPEC,
         XFRMA_SAD_CNT,