X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fclassifier.c;h=cdad9c9e1bc8caf44d32c48ec4680caabe2ff027;hb=02dd3123a0e312f1d33403e744af52dd6096f12d;hp=036c372bd5437a69ceb7842113c6af849a332833;hpb=ed951f15779df008e43012d99cdb51f3c5a57229;p=sliver-openvswitch.git

diff --git a/lib/classifier.c b/lib/classifier.c
index 036c372bd..cdad9c9e1 100644
--- a/lib/classifier.c
+++ b/lib/classifier.c
@@ -19,6 +19,7 @@
 #include <assert.h>
 #include <errno.h>
 #include <netinet/in.h>
+#include "dynamic-string.h"
 #include "flow.h"
 #include "hash.h"
 
@@ -77,6 +78,18 @@ cls_rule_from_match(struct cls_rule *rule, const struct ofp_match *match,
     rule->table_idx = table_idx_from_wildcards(rule->wc.wildcards);
 }
 
+/* Converts 'rule' to a string and returns the string.  The caller must free
+ * the string (with free()). */
+char *
+cls_rule_to_string(const struct cls_rule *rule)
+{
+    struct ds s = DS_EMPTY_INITIALIZER;
+    ds_put_format(&s, "wildcards=%x priority=%u ",
+                  rule->wc.wildcards, rule->priority);
+    flow_format(&s, &rule->flow);
+    return ds_cstr(&s);
+}
+
 /* Prints cls_rule 'rule', for debugging.
  *
  * (The output could be improved and expanded, but this was good enough to