OXM: Allow masking of IPv6 Flow Label

[openvswitch] / lib / classifier.h

diff --git a/lib/classifier.h b/lib/classifier.h
index 20b95909f7f2481112b2467203d5e3626ac91d0f..d63dfb0f9b853b7a9fc757c44a661b916b2064c2 100644 (file)
--- a/lib/classifier.h
+++ b/lib/classifier.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009, 2010, 2011 Nicira Networks.
+ * Copyright (c) 2009, 2010, 2011, 2012 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -48,8 +48,17 @@ 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. */
+    bool is_catchall;           /* True if this table wildcards every field. */
 };
 
+/* Returns true if 'table' is a "catch-all" table that will match every
+ * packet (if there is no higher-priority match). */
+static inline bool
+cls_table_is_catchall(const struct cls_table *table)
+{
+    return table->is_catchall;
+}
+
 /* A flow classification rule.
  *
  * Use one of the cls_rule_*() functions to initialize a cls_rule.
@@ -78,15 +87,23 @@ void cls_rule_init_catchall(struct cls_rule *, unsigned int priority);
 
 void cls_rule_zero_wildcarded_fields(struct cls_rule *);
 
+bool cls_rule_is_loose_match(const struct cls_rule *rule,
+                             const struct cls_rule *criteria);
+
 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_metadata(struct cls_rule *, ovs_be64 metadata);
+void cls_rule_set_metadata_masked(struct cls_rule *, ovs_be64 metadata,
+                                  ovs_be64 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_in_port(struct cls_rule *, uint16_t ofp_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_src_masked(struct cls_rule *, const uint8_t dl_src[6],
+                                const uint8_t mask[6]);
 void cls_rule_set_dl_dst(struct cls_rule *, const uint8_t[6]);
 void cls_rule_set_dl_dst_masked(struct cls_rule *, const uint8_t dl_dst[6],
                                 const uint8_t mask[6]);
@@ -98,24 +115,37 @@ 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_src_masked(struct cls_rule *,
+                                ovs_be16 port, ovs_be16 mask);
 void cls_rule_set_tp_dst(struct cls_rule *, ovs_be16);
+void cls_rule_set_tp_dst_masked(struct cls_rule *,
+                                ovs_be16 port, ovs_be16 mask);
 void cls_rule_set_nw_proto(struct cls_rule *, uint8_t);
 void cls_rule_set_nw_src(struct cls_rule *, ovs_be32);
-bool cls_rule_set_nw_src_masked(struct cls_rule *, ovs_be32 ip, ovs_be32 mask);
+void cls_rule_set_nw_src_masked(struct cls_rule *, ovs_be32 ip, ovs_be32 mask);
 void cls_rule_set_nw_dst(struct cls_rule *, ovs_be32);
-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_nw_dst_masked(struct cls_rule *, ovs_be32 ip, ovs_be32 mask);
+void cls_rule_set_nw_dscp(struct cls_rule *, uint8_t);
+void cls_rule_set_nw_ecn(struct cls_rule *, uint8_t);
+void cls_rule_set_nw_ttl(struct cls_rule *, uint8_t);
+void cls_rule_set_nw_frag(struct cls_rule *, uint8_t nw_frag);
+void cls_rule_set_nw_frag_masked(struct cls_rule *,
+                                 uint8_t nw_frag, uint8_t mask);
 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 *,
+void 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 *,
+void cls_rule_set_ipv6_dst_masked(struct cls_rule *, const struct in6_addr *,
                                   const struct in6_addr *);
+void cls_rule_set_ipv6_label(struct cls_rule *, ovs_be32);
+void cls_rule_set_ipv6_label_masked(struct cls_rule *, ovs_be32, ovs_be32);
 void cls_rule_set_nd_target(struct cls_rule *, const struct in6_addr *);
+void cls_rule_set_nd_target_masked(struct cls_rule *, const struct in6_addr *,
+                                   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);