add TLS endpoint function

a bit like QUIC, and the added function can get the endpoint info in TLS,
so that the VCL layer can get those info correctly

Change-Id: Ied7aa3077087c1814499364dfa7654a088ad9910
Signed-off-by: Yu Ping <ping.yu@intel.com>

2 files changed, 32 insertions, 5 deletions

diff --git a/src/vnet/session/session_api.c b/src/vnet/session/session_api.c
index 83af125946e..85a4c6197ec 100755
--- a/src/vnet/session/session_api.c
+++ b/src/vnet/session/session_api.c
@@ -387,7 +387,7 @@ mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
 {
   svm_msg_q_msg_t _msg, *msg = &_msg;
   svm_msg_q_t *app_mq, *vpp_evt_q;
-  transport_connection_t *tc;
+  transport_endpoint_t tep;
   session_bound_msg_t *mp;
   app_worker_t *app_wrk;
   session_event_t *evt;
@@ -420,10 +420,11 @@ mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
     ls = app_listener_get_session (al);
   else
     ls = app_listener_get_local_session (al);
-  tc = listen_session_get_transport (ls);
-  mp->lcl_port = tc->lcl_port;
-  mp->lcl_is_ip4 = tc->is_ip4;
-  clib_memcpy_fast (mp->lcl_ip, &tc->lcl_ip, sizeof (tc->lcl_ip));
+
+  session_get_endpoint (ls, &tep, 1 /* is_lcl */ );
+  mp->lcl_port = tep.port;
+  mp->lcl_is_ip4 = tep.is_ip4;
+  clib_memcpy_fast (mp->lcl_ip, &tep.ip, sizeof (tep.ip));
 
   vpp_evt_q = session_main_get_vpp_event_queue (0);
   mp->vpp_evt_q = pointer_to_uword (vpp_evt_q);
diff --git a/src/vnet/tls/tls.c b/src/vnet/tls/tls.c
index 4d042d6bc85..520ac7b7dda 100644
--- a/src/vnet/tls/tls.c
+++ b/src/vnet/tls/tls.c
@@ -731,6 +731,30 @@ format_tls_half_open (u8 * s, va_list * args)
   return s;
 }
 
+static void
+tls_transport_endpoint_get (u32 ctx_handle, u32 thread_index,
+			    transport_endpoint_t * tep, u8 is_lcl)
+{
+  tls_ctx_t *ctx = tls_ctx_get_w_thread (ctx_handle, thread_index);
+  session_t *tcp_session;
+
+  tcp_session = session_get_from_handle (ctx->tls_session_handle);
+  session_get_endpoint (tcp_session, tep, is_lcl);
+}
+
+static void
+tls_transport_listener_endpoint_get (u32 ctx_handle,
+				     transport_endpoint_t * tep, u8 is_lcl)
+{
+  session_t *tls_listener;
+  app_listener_t *al;
+  tls_ctx_t *ctx = tls_listener_ctx_get (ctx_handle);
+
+  al = app_listener_get_w_handle (ctx->tls_session_handle);
+  tls_listener = app_listener_get_session (al);
+  session_get_endpoint (tls_listener, tep, is_lcl);
+}
+
 /* *INDENT-OFF* */
 const static transport_proto_vft_t tls_proto = {
   .connect = tls_connect,
@@ -745,6 +769,8 @@ const static transport_proto_vft_t tls_proto = {
   .format_connection = format_tls_connection,
   .format_half_open = format_tls_half_open,
   .format_listener = format_tls_listener,
+  .get_transport_endpoint = tls_transport_endpoint_get,
+  .get_transport_listener_endpoint = tls_transport_listener_endpoint_get,
 };
 /* *INDENT-ON* */