VPP-521: Classify API enhancement to redirect traffic to pre-defined VRF

[vpp.git] / vnet / vnet / classify / vnet_classify.h

diff --git a/vnet/vnet/classify/vnet_classify.h b/vnet/vnet/classify/vnet_classify.h
index e33e6da..ed8442b 100644 (file)
--- a/vnet/vnet/classify/vnet_classify.h
+++ b/vnet/vnet/classify/vnet_classify.h
@@ -40,11 +40,30 @@ extern vlib_node_registration_t ip6_classify_node;
 
 #define CLASSIFY_TRACE 0
 
-#ifndef __aarch64__
+#if !defined( __aarch64__) && !defined(__arm__)
 #define CLASSIFY_USE_SSE //Allow usage of SSE operations
 #endif
 
-#define U32X4_ALIGNED(p) PREDICT_TRUE((((u64)p) & 0xf) == 0)
+#define U32X4_ALIGNED(p) PREDICT_TRUE((((intptr_t)p) & 0xf) == 0)
+
+/*
+ * Classify table option to process packets
+ *  CLASSIFY_FLAG_USE_CURR_DATA:
+ *   - classify packets starting from VPP node’s current data pointer
+ */
+#define CLASSIFY_FLAG_USE_CURR_DATA              1
+
+/*
+ * Classify session action
+ *  CLASSIFY_ACTION_SET_IP4_FIB_INDEX:
+ *   - Classified IP packets will be looked up
+ *     from the specified ipv4 fib table
+ *  CLASSIFY_ACTION_SET_IP6_FIB_INDEX:
+ *   - Classified IP packets will be looked up
+ *     from the specified ipv6 fib table
+ */
+#define CLASSIFY_ACTION_SET_IP4_FIB_INDEX       1
+#define CLASSIFY_ACTION_SET_IP6_FIB_INDEX       2
 
 struct _vnet_classify_main;
 typedef struct _vnet_classify_main vnet_classify_main_t;
@@ -71,9 +90,12 @@ typedef CLIB_PACKED(struct _vnet_classify_entry {
   };
 
   /* Really only need 1 bit */
-  u32 flags;
+  u8 flags;
 #define VNET_CLASSIFY_ENTRY_FREE       (1<<0)
 
+  u8 action;
+  u16 metadata;
+
   /* Hit counter, last heard time */
   union {
     u64 hits;
@@ -131,6 +153,9 @@ typedef struct {
   u32 log2_nbuckets;
   int entries_per_page;
   u32 active_elements;
+  u32 current_data_flag;
+  int current_data_offset;
+  u32 data_offset;
   /* Index of next table to try */
   u32 next_table_index;
   
@@ -158,12 +183,19 @@ struct _vnet_classify_main {
   /* Table pool */
   vnet_classify_table_t * tables;
   
+  /* Registered next-index, opaque unformat fcns */
+  unformat_function_t ** unformat_l2_next_index_fns;
+  unformat_function_t ** unformat_ip_next_index_fns;
+  unformat_function_t ** unformat_acl_next_index_fns;
+  unformat_function_t ** unformat_policer_next_index_fns;
+  unformat_function_t ** unformat_opaque_index_fns;
+
   /* convenience variables */
   vlib_main_t * vlib_main;
   vnet_main_t * vnet_main;
 };
 
-vnet_classify_main_t vnet_classify_main;
+extern vnet_classify_main_t vnet_classify_main;
 
 u8 * format_classify_table (u8 * s, va_list * args);
 
@@ -442,6 +474,8 @@ int vnet_classify_add_del_session (vnet_classify_main_t * cm,
                                    u32 hit_next_index,
                                    u32 opaque_index, 
                                    i32 advance,
+                                   u8 action,
+                                   u32 metadata,
                                    int is_add);
 
 int vnet_classify_add_del_table (vnet_classify_main_t * cm,
@@ -453,6 +487,8 @@ int vnet_classify_add_del_table (vnet_classify_main_t * cm,
                                  u32 next_table_index,
                                  u32 miss_next_index,
                                  u32 * table_index,
+                                 u8 current_data_flag,
+                                 i16 current_data_offset,
                                  int is_add);
 
 unformat_function_t unformat_ip4_mask;
@@ -469,4 +505,18 @@ unformat_function_t unformat_vlan_tag;
 unformat_function_t unformat_l2_match;
 unformat_function_t unformat_classify_match;
 
+void vnet_classify_register_unformat_ip_next_index_fn 
+(unformat_function_t * fn);
+
+void vnet_classify_register_unformat_l2_next_index_fn 
+(unformat_function_t * fn);
+
+void vnet_classify_register_unformat_acl_next_index_fn 
+(unformat_function_t * fn);
+
+void  vnet_classify_register_unformat_policer_next_index_fn
+(unformat_function_t * fn);
+
+void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn);
+
 #endif /* __included_vnet_classify_h__ */