ofproto-dpif: Add table_is_internal() helper

This will be used by a subsequent patch to add support for recirculation for MPLS. Signed-off-by: Simon Horman <[email protected]> Signed-off-by: Ben Pfaff <[email protected]>
xnox · May 2, 2014 · 56c091e · 56c091e
1 parent d4e7819
commit 56c091e
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diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c
@@ -4514,6 +4514,13 @@ ofproto_dpif_unixctl_init(void)
                              ofproto_unixctl_dpif_dump_flows, NULL);
 }
 
+/* Returns true if 'table' is the table used for internal rules,
+ * false otherwise. */
+bool
+table_is_internal(uint8_t table_id)
+{
+    return table_id == TBL_INTERNAL;
+}
 
 /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
  *

diff --git a/ofproto/ofproto-dpif.h b/ofproto/ofproto-dpif.h
@@ -111,6 +111,8 @@ static inline bool rule_dpif_is_internal(const struct rule_dpif *);
 
 uint8_t rule_dpif_get_table(const struct rule_dpif *);
 
+bool table_is_internal(uint8_t table_id);
+
 const struct rule_actions *rule_dpif_get_actions(const struct rule_dpif *);
 
 ovs_be64 rule_dpif_get_flow_cookie(const struct rule_dpif *rule);