X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=lib%2Fnx-match.h;h=ba57f81392882cd8f4bc36236d6671e4042cda0b;hb=a2ad9ecdd0d4ac9a641e8cef1f3f4681fd77d6b1;hp=7bfea8c88fa93726dedd1e43250440fec76c61cc;hpb=09246b99d1601e2ba7ff85bb26f9b0235632a76d;p=openvswitch

diff --git a/lib/nx-match.h b/lib/nx-match.h
index 7bfea8c8..ba57f813 100644
--- a/lib/nx-match.h
+++ b/lib/nx-match.h
@@ -20,7 +20,10 @@
 #include <stdint.h>
 
 struct cls_rule;
+struct flow;
 struct ofpbuf;
+struct nx_action_reg_load;
+struct nx_action_reg_move;
 
 /* Nicira Extended Match (NXM) flexible flow match helper functions.
  *
@@ -34,6 +37,12 @@ int nx_put_match(struct ofpbuf *, const struct cls_rule *);
 char *nx_match_to_string(const uint8_t *, unsigned int match_len);
 int nx_match_from_string(const char *, struct ofpbuf *);
 
+int nxm_check_reg_move(const struct nx_action_reg_move *, const struct flow *);
+int nxm_check_reg_load(const struct nx_action_reg_load *, const struct flow *);
+
+void nxm_execute_reg_move(const struct nx_action_reg_move *, struct flow *);
+void nxm_execute_reg_load(const struct nx_action_reg_load *, struct flow *);
+
 /* Upper bound on the length of an nx_match.  The longest nx_match (assuming
  * we implement 4 registers) would be:
  *
@@ -62,4 +71,8 @@ int nx_match_from_string(const char *, struct ofpbuf *);
  */
 #define NXM_MAX_LEN 192
 
+/* This is my guess at the length of a "typical" nx_match, for use in
+ * predicting space requirements. */
+#define NXM_TYPICAL_LEN 64
+
 #endif /* nx-match.h */