X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fplugins%2Fnat%2Fnat64_db.h;h=f1b93cf8928780ee8358de6c338e00698bc9ec98;hb=74449b8b68801e0938f528f19d69e75644cb2ee9;hp=94d9a8bdebf4a89c1e1822dc8027ad9fbd83fb90;hpb=efcd1e9e1d7dda4e4ea3db5750925cd8f6894f4d;p=vpp.git

diff --git a/src/plugins/nat/nat64_db.h b/src/plugins/nat/nat64_db.h
index 94d9a8bdebf..f1b93cf8928 100644
--- a/src/plugins/nat/nat64_db.h
+++ b/src/plugins/nat/nat64_db.h
@@ -68,6 +68,9 @@ typedef struct
   /* BIB lookup */
   clib_bihash_24_8_t in2out;
   clib_bihash_24_8_t out2in;
+
+  u32 limit;
+  u32 bib_entries_num;
 } nat64_db_bib_t;
 
 typedef struct
@@ -115,22 +118,44 @@ typedef struct
   /* session lookup */
   clib_bihash_48_8_t in2out;
   clib_bihash_48_8_t out2in;
+
+  u32 limit;
+  u32 st_entries_num;
 } nat64_db_st_t;
 
-typedef struct
+struct nat64_db_s;
+
+/**
+ * @brief Call back function to free NAT64 pool address and port when BIB
+ * entry is deleted.
+ */
+typedef void (*nat64_db_free_addr_port_function_t) (struct nat64_db_s * db,
+						    ip4_address_t * addr,
+						    u16 port, u8 proto);
+
+typedef struct nat64_db_s
 {
   nat64_db_bib_t bib;
   nat64_db_st_t st;
+  nat64_db_free_addr_port_function_t free_addr_port_cb;
+  u8 addr_free;
 } nat64_db_t;
 
 /**
  * @brief Initialize NAT64 DB.
  *
  * @param db NAT64 DB.
+ * @param bib_buckets Number of BIB hash buckets.
+ * @param bib_memory_size Memory size of BIB hash.
+ * @param st_buckets Number of session table hash buckets.
+ * @param st_memory_size Memory size of session table hash.
+ * @param free_addr_port_cb Call back function to free address and port.
  *
  * @returns 0 on success, non-zero value otherwise.
  */
-int nat64_db_init (nat64_db_t * db);
+int nat64_db_init (nat64_db_t * db, u32 bib_buckets, u32 bib_memory_size,
+		   u32 st_buckets, u32 st_memory_size,
+		   nat64_db_free_addr_port_function_t free_addr_port_cb);
 
 /**
  * @brief Create new NAT64 BIB entry.