X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fmeta-flow.h;h=60bfecaa586515f7ebd10d59891a3782b0f3285d;hb=56de7118d0909425d714457f0cb470d69f069421;hp=0967633f53b887a3875281ed1cbe14a58c480748;hpb=969fc56c2abb0c3a1bf0225032250aa537df55a3;p=openvswitch

diff --git a/lib/meta-flow.h b/lib/meta-flow.h
index 0967633f..60bfecaa 100644
--- a/lib/meta-flow.h
+++ b/lib/meta-flow.h
@@ -24,8 +24,8 @@
 #include "ofp-errors.h"
 #include "packets.h"
 
-struct cls_rule;
 struct ds;
+struct match;
 
 /* The comment on each of these indicates the member in "union mf_value" used
  * to represent its value. */
@@ -58,9 +58,6 @@ enum mf_field_id {
 #endif
 #if FLOW_N_REGS > 7
     MFF_REG7,                   /* be32 */
-#endif
-#if FLOW_N_REGS > 8
-#error
 #endif
 
     /* L2. */
@@ -69,8 +66,10 @@ enum mf_field_id {
     MFF_ETH_TYPE,               /* be16 */
 
     MFF_VLAN_TCI,               /* be16 */
-    MFF_VLAN_VID,               /* be16 */
-    MFF_VLAN_PCP,               /* u8 */
+    MFF_DL_VLAN,                /* be16 (OpenFlow 1.0 compatibility) */
+    MFF_VLAN_VID,               /* be16 (OpenFlow 1.2 compatibility) */
+    MFF_DL_VLAN_PCP,            /* u8 (OpenFlow 1.0 compatibility) */
+    MFF_VLAN_PCP,               /* be16 (OpenFlow 1.2 compatibility) */
 
     /* L3. */
     MFF_IPV4_SRC,               /* be32 */
@@ -113,6 +112,40 @@ enum mf_field_id {
     MFF_N_IDS
 };
 
+/* Use this macro as CASE_MFF_REGS: in a switch statement to choose all of the
+ * MFF_REGx cases. */
+#if FLOW_N_REGS == 1
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0
+#elif FLOW_N_REGS == 2
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1
+#elif FLOW_N_REGS == 3
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2
+#elif FLOW_N_REGS == 4
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2: case MFF_REG3
+#elif FLOW_N_REGS == 5
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2: case MFF_REG3: \
+    case MFF_REG4
+#elif FLOW_N_REGS == 6
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2: case MFF_REG3: \
+    case MFF_REG4: case MFF_REG5
+#elif FLOW_N_REGS == 7
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2: case MFF_REG3: \
+    case MFF_REG4: case MFF_REG5: case MFF_REG6
+#elif FLOW_N_REGS == 8
+# define CASE_MFF_REGS                                          \
+    case MFF_REG0: case MFF_REG1: case MFF_REG2: case MFF_REG3: \
+    case MFF_REG4: case MFF_REG5: case MFF_REG6: case MFF_REG7
+#else
+# error
+#endif
+
 /* Prerequisites for matching a field.
  *
  * A field may only be matched if the correct lower-level protocols are also
@@ -123,6 +156,7 @@ enum mf_prereqs {
 
     /* L2 requirements. */
     MFP_ARP,
+    MFP_VLAN_VID,
     MFP_IPV4,
     MFP_IPV6,
     MFP_IP_ANY,
@@ -184,7 +218,6 @@ struct mf_field {
 
     /* Properties. */
     enum mf_maskable maskable;
-    flow_wildcards_t fww_bit;   /* Either 0 or exactly one FWW_* bit. */
     enum mf_string string;
     enum mf_prereqs prereqs;
     bool writable;              /* May be written by actions? */
@@ -261,7 +294,7 @@ void mf_get_mask(const struct mf_field *, const struct flow_wildcards *,
 
 /* Prerequisites. */
 bool mf_are_prereqs_ok(const struct mf_field *, const struct flow *);
-void mf_force_prereqs(const struct mf_field *, struct cls_rule *);
+void mf_force_prereqs(const struct mf_field *, struct match *);
 
 /* Field values. */
 bool mf_is_value_valid(const struct mf_field *, const union mf_value *value);
@@ -269,28 +302,26 @@ bool mf_is_value_valid(const struct mf_field *, const union mf_value *value);
 void mf_get_value(const struct mf_field *, const struct flow *,
                   union mf_value *value);
 void mf_set_value(const struct mf_field *, const union mf_value *value,
-                  struct cls_rule *);
+                  struct match *);
 void mf_set_flow_value(const struct mf_field *, const union mf_value *value,
                        struct flow *);
 bool mf_is_zero(const struct mf_field *, const struct flow *);
 
-void mf_get(const struct mf_field *, const struct cls_rule *,
+void mf_get(const struct mf_field *, const struct match *,
             union mf_value *value, union mf_value *mask);
 void mf_set(const struct mf_field *,
             const union mf_value *value, const union mf_value *mask,
-            struct cls_rule *);
+            struct match *);
 
-void mf_set_wild(const struct mf_field *, struct cls_rule *);
+void mf_set_wild(const struct mf_field *, struct match *);
 
 void mf_random_value(const struct mf_field *, union mf_value *value);
 
 /* Subfields. */
+void mf_write_subfield_flow(const struct mf_subfield *,
+                            const union mf_subvalue *, struct flow *);
 void mf_write_subfield(const struct mf_subfield *, const union mf_subvalue *,
-                       struct cls_rule *);
-void mf_set_subfield(const struct mf_subfield *, uint64_t value,
-                     struct cls_rule *);
-void mf_set_subfield_value(const struct mf_subfield *, uint64_t value,
-                           struct flow *);
+                       struct match *);
 
 void mf_read_subfield(const struct mf_subfield *, const struct flow *,
                       union mf_subvalue *);
@@ -311,5 +342,6 @@ char *mf_parse_value(const struct mf_field *, const char *, union mf_value *);
 void mf_format(const struct mf_field *,
                const union mf_value *value, const union mf_value *mask,
                struct ds *);
+void mf_format_subvalue(const union mf_subvalue *subvalue, struct ds *s);
 
 #endif /* meta-flow.h */