vcl session: refactor passing of crypto context

Pass tls/quic crypto context using extended config instead of bloating
conect/listen messages.

Type: refactor

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I0bc637ae310e6c31ef1e16847501dcb81453ee94

1 files changed, 18 insertions, 1 deletions

diff --git a/src/vnet/session/transport_types.h b/src/vnet/session/transport_types.h
index 0041adb2c64..7ea8d5f0416 100644
--- a/src/vnet/session/transport_types.h
+++ b/src/vnet/session/transport_types.h
@@ -259,11 +259,28 @@ typedef struct transport_endpt_attr_
   };
 } transport_endpt_attr_t;
 
+typedef enum transport_endpt_ext_cfg_type_
+{
+  TRANSPORT_ENDPT_EXT_CFG_NONE,
+  TRANSPORT_ENDPT_EXT_CFG_CRYPTO,
+} transport_endpt_ext_cfg_type_t;
+
+typedef struct transport_endpt_crypto_cfg_
+{
+  u32 ckpair_index;
+  u8 crypto_engine;
+  u8 hostname[256]; /**< full domain len is 255 as per rfc 3986 */
+} transport_endpt_crypto_cfg_t;
+
 typedef struct transport_endpt_ext_cfg_
 {
   u16 type;
   u16 len;
-  u8 data[0];
+  union
+  {
+    transport_endpt_crypto_cfg_t crypto;
+    u8 data[0];
+  };
 } transport_endpt_ext_cfg_t;
 
 typedef clib_bihash_24_8_t transport_endpoint_table_t;