[RTNETLINK]: Add rtnetlink notification interface

[linux-2.6] / include / linux / rtnetlink.h

diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index 784a1a29490ecec4c29754311d5ad40e463f5ed2..ecbe0349060c7eb954234df1fa860b7a081aa5be 100644 (file)
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -239,10 +239,8 @@ enum rt_class_t
        RT_TABLE_DEFAULT=253,
        RT_TABLE_MAIN=254,
        RT_TABLE_LOCAL=255,
-       __RT_TABLE_MAX
+       RT_TABLE_MAX=0xFFFFFFFF
 };
-#define RT_TABLE_MAX (__RT_TABLE_MAX - 1)
-
 
 
 /* Routing message attributes */
@@ -264,6 +262,7 @@ enum rtattr_type_t
        RTA_CACHEINFO,
        RTA_SESSION,
        RTA_MP_ALGO,
+       RTA_TABLE,
        __RTA_MAX
 };
 
@@ -534,7 +533,8 @@ enum rtnetlink_groups {
        RTNLGRP_NOP2,
        RTNLGRP_DECnet_ROUTE,
 #define RTNLGRP_DECnet_ROUTE   RTNLGRP_DECnet_ROUTE
-       RTNLGRP_NOP3,
+       RTNLGRP_DECnet_RULE,
+#define RTNLGRP_DECnet_RULE    RTNLGRP_DECnet_RULE
        RTNLGRP_NOP4,
        RTNLGRP_IPV6_PREFIX,
 #define RTNLGRP_IPV6_PREFIX    RTNLGRP_IPV6_PREFIX
@@ -584,6 +584,10 @@ struct rtnetlink_link
 
 extern struct rtnetlink_link * rtnetlink_links[NPROTO];
 extern int rtnetlink_send(struct sk_buff *skb, u32 pid, u32 group, int echo);
+extern int rtnl_unicast(struct sk_buff *skb, u32 pid);
+extern int rtnl_notify(struct sk_buff *skb, u32 pid, u32 group,
+                      struct nlmsghdr *nlh, gfp_t flags);
+extern void rtnl_set_sk_err(u32 group, int error);
 extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics);
 
 extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const void *data);
@@ -716,6 +720,13 @@ extern void __rtnl_unlock(void);
        } \
 } while(0)
 
+static inline u32 rtm_get_table(struct rtattr **rta, u8 table)
+{
+       return RTA_GET_U32(rta[RTA_TABLE-1]);
+rtattr_failure:
+       return table;
+}
+
 #endif /* __KERNEL__ */