lib: Adapt headers for use in C++.

[sliver-openvswitch.git] / lib / classifier.h

diff --git a/lib/classifier.h b/lib/classifier.h
index 4227c98..2e6d8b9 100644 (file)
--- a/lib/classifier.h
+++ b/lib/classifier.h
@@ -32,6 +32,10 @@
 #include "openflow/nicira-ext.h"
 #include "openflow/openflow.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* A flow classifier. */
 struct classifier {
     int n_rules;                /* Total number of rules. */
@@ -114,6 +118,7 @@ bool cls_rule_set_ipv6_dst_masked(struct cls_rule *, const struct in6_addr *,
 void cls_rule_set_nd_target(struct cls_rule *, const struct in6_addr);
 
 bool cls_rule_equal(const struct cls_rule *, const struct cls_rule *);
+uint32_t cls_rule_hash(const struct cls_rule *, uint32_t basis);
 
 void cls_rule_format(const struct cls_rule *, struct ds *);
 char *cls_rule_to_string(const struct cls_rule *);
@@ -163,4 +168,8 @@ struct cls_rule *cls_cursor_next(struct cls_cursor *, struct cls_rule *);
           : 0);                                                         \
          (RULE) = (NEXT))
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* classifier.h */