cnat: Add maglev support

[vpp.git] / src / plugins / cnat / cnat_types.h

diff --git a/src/plugins/cnat/cnat_types.h b/src/plugins/cnat/cnat_types.h
index b1b5b2d..f0911d2 100644 (file)
--- a/src/plugins/cnat/cnat_types.h
+++ b/src/plugins/cnat/cnat_types.h
@@ -42,6 +42,9 @@
 #define CNAT_DEFAULT_TRANSLATION_MEMORY  (256 << 10)
 #define CNAT_DEFAULT_SNAT_MEMORY         (64 << 20)
 
+/* Should be prime >~ 100 * numBackends */
+#define CNAT_DEFAULT_MAGLEV_LEN 1009
+
 /* This should be strictly lower than FIB_SOURCE_INTERFACE
  * from fib_source.h */
 #define CNAT_FIB_SOURCE_PRIORITY  0x02
@@ -54,7 +57,7 @@
 typedef enum
 {
   /* Endpoint addr has been resolved */
-  CNAT_EP_FLAG_RESOLVED = 1,
+  CNAT_EP_FLAG_RESOLVED = (1 << 0),
 } cnat_ep_flag_t;
 
 typedef struct cnat_endpoint_t_
@@ -69,6 +72,7 @@ typedef struct cnat_endpoint_tuple_t_
 {
   cnat_endpoint_t dst_ep;
   cnat_endpoint_t src_ep;
+  u8 ep_flags; /* cnat_trk_flag_t */
 } cnat_endpoint_tuple_t;
 
 typedef struct
@@ -144,6 +148,10 @@ typedef struct cnat_main_
 
   /* Enable or Disable the scanner on startup */
   u8 default_scanner_state;
+
+  /* Number of buckets for maglev, should be a
+   * prime >= 100 * max num bakends */
+  u32 maglev_len;
 } cnat_main_t;
 
 typedef struct cnat_timestamp_t_
@@ -159,7 +167,6 @@ typedef struct cnat_timestamp_t_
 typedef struct cnat_node_ctx_
 {
   f64 now;
-  u64 seed;
   u32 thread_index;
   ip_address_family_t af;
   u8 do_trace;
@@ -173,7 +180,6 @@ extern uword unformat_cnat_ep (unformat_input_t * input, va_list * args);
 extern cnat_timestamp_t *cnat_timestamps;
 extern fib_source_t cnat_fib_source;
 extern cnat_main_t cnat_main;
-extern throttle_t cnat_throttle;
 
 extern char *cnat_error_strings[];