Prepare Open vSwitch 1.1.2 release.

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

diff --git a/lib/classifier.h b/lib/classifier.h
index 1dc9edc..d3121bf 100644 (file)
--- a/lib/classifier.h
+++ b/lib/classifier.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009, 2010 Nicira Networks.
+ * Copyright (c) 2009, 2010, 2011 Nicira Networks.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -44,7 +44,6 @@ struct cls_table {
     struct hmap rules;          /* Contains "struct cls_rule"s. */
     struct flow_wildcards wc;   /* Wildcards for fields. */
     int n_table_rules;          /* Number of rules, including duplicates. */
-    int n_refs;                 /* Reference count used during iteration. */
 };
 
 /* A flow classification rule.
@@ -71,20 +70,26 @@ void cls_rule_init(const struct flow *, const struct flow_wildcards *,
                    unsigned int priority, struct cls_rule *);
 void cls_rule_init_exact(const struct flow *, unsigned int priority,
                          struct cls_rule *);
-void cls_rule_from_match(const struct ofp_match *, unsigned int priority,
-                         int flow_format, uint64_t cookie, struct cls_rule *);
 void cls_rule_init_catchall(struct cls_rule *, unsigned int priority);
 
 void cls_rule_zero_wildcarded_fields(struct cls_rule *);
 
+void cls_rule_set_reg(struct cls_rule *, unsigned int reg_idx, uint32_t value);
+void cls_rule_set_reg_masked(struct cls_rule *, unsigned int reg_idx,
+                             uint32_t value, uint32_t mask);
+void cls_rule_set_tun_id(struct cls_rule *, ovs_be64 tun_id);
+void cls_rule_set_tun_id_masked(struct cls_rule *,
+                                ovs_be64 tun_id, ovs_be64 mask);
 void cls_rule_set_in_port(struct cls_rule *, uint16_t odp_port);
 void cls_rule_set_dl_type(struct cls_rule *, ovs_be16);
 void cls_rule_set_dl_src(struct cls_rule *, const uint8_t[6]);
 void cls_rule_set_dl_dst(struct cls_rule *, const uint8_t[6]);
-bool cls_rule_set_dl_tci(struct cls_rule *, ovs_be16 tci);
-bool cls_rule_set_dl_tci_masked(struct cls_rule *,
+void cls_rule_set_dl_tci(struct cls_rule *, ovs_be16 tci);
+void cls_rule_set_dl_tci_masked(struct cls_rule *,
                                 ovs_be16 tci, ovs_be16 mask);
+void cls_rule_set_any_vid(struct cls_rule *);
 void cls_rule_set_dl_vlan(struct cls_rule *, ovs_be16);
+void cls_rule_set_any_pcp(struct cls_rule *);
 void cls_rule_set_dl_vlan_pcp(struct cls_rule *, uint8_t);
 void cls_rule_set_tp_src(struct cls_rule *, ovs_be16);
 void cls_rule_set_tp_dst(struct cls_rule *, ovs_be16);
@@ -96,7 +101,19 @@ bool cls_rule_set_nw_dst_masked(struct cls_rule *, ovs_be32 ip, ovs_be32 mask);
 void cls_rule_set_nw_tos(struct cls_rule *, uint8_t);
 void cls_rule_set_icmp_type(struct cls_rule *, uint8_t);
 void cls_rule_set_icmp_code(struct cls_rule *, uint8_t);
+void cls_rule_set_arp_sha(struct cls_rule *, const uint8_t[6]);
+void cls_rule_set_arp_tha(struct cls_rule *, const uint8_t[6]);
+void cls_rule_set_ipv6_src(struct cls_rule *, const struct in6_addr *);
+bool cls_rule_set_ipv6_src_masked(struct cls_rule *, const struct in6_addr *,
+                                  const struct in6_addr *);
+void cls_rule_set_ipv6_dst(struct cls_rule *, const struct in6_addr *);
+bool cls_rule_set_ipv6_dst_masked(struct cls_rule *, const struct in6_addr *,
+                                  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 *);
+
+void cls_rule_format(const struct cls_rule *, struct ds *);
 char *cls_rule_to_string(const struct cls_rule *);
 void cls_rule_print(const struct cls_rule *);
 
@@ -113,12 +130,34 @@ bool classifier_rule_overlaps(const struct classifier *,
 
 typedef void cls_cb_func(struct cls_rule *, void *aux);
 
-void classifier_for_each(const struct classifier *,
-                         cls_cb_func *, void *aux);
-void classifier_for_each_match(const struct classifier *,
-                               const struct cls_rule *,
-                               cls_cb_func *, void *aux);
 struct cls_rule *classifier_find_rule_exactly(const struct classifier *,
                                               const struct cls_rule *);
+\f
+/* Iteration. */
+
+struct cls_cursor {
+    const struct classifier *cls;
+    const struct cls_table *table;
+    const struct cls_rule *target;
+};
+
+void cls_cursor_init(struct cls_cursor *, const struct classifier *,
+                     const struct cls_rule *match);
+struct cls_rule *cls_cursor_first(struct cls_cursor *);
+struct cls_rule *cls_cursor_next(struct cls_cursor *, struct cls_rule *);
+
+#define CLS_CURSOR_FOR_EACH(RULE, MEMBER, CURSOR)                       \
+    for (ASSIGN_CONTAINER(RULE, cls_cursor_first(CURSOR), MEMBER);      \
+         &(RULE)->MEMBER != NULL;                                       \
+         ASSIGN_CONTAINER(RULE, cls_cursor_next(CURSOR, &(RULE)->MEMBER), \
+                          MEMBER))
+
+#define CLS_CURSOR_FOR_EACH_SAFE(RULE, NEXT, MEMBER, CURSOR)            \
+    for (ASSIGN_CONTAINER(RULE, cls_cursor_first(CURSOR), MEMBER);      \
+         (&(RULE)->MEMBER != NULL                                       \
+          ? ASSIGN_CONTAINER(NEXT, cls_cursor_next(CURSOR, &(RULE)->MEMBER), \
+                             MEMBER)                                    \
+          : 0);                                                         \
+         (RULE) = (NEXT))
 
 #endif /* classifier.h */