session: separate local session logic

Move local session to separate header and source files. First step to
refactoring local sessions.

Change-Id: I280fdfef20ba8a0977d15c1c8ce030ea2fb72dde
Signed-off-by: Florin Coras <fcoras@cisco.com>
diff --git a/src/vnet/session/application_local.h b/src/vnet/session/application_local.h
new file mode 100644
index 0000000..70bb23e
--- /dev/null
+++ b/src/vnet/session/application_local.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef SRC_VNET_SESSION_APPLICATION_LOCAL_H_
+#define SRC_VNET_SESSION_APPLICATION_LOCAL_H_
+
+#include <vnet/session/application.h>
+
+local_session_t *application_local_listen_session_alloc (application_t * app);
+void application_local_listen_session_free (application_t * app,
+					    local_session_t * ll);
+void application_local_listener_session_endpoint (local_session_t * ll,
+						  session_endpoint_t * sep);
+
+local_session_t *app_worker_local_session_alloc (app_worker_t * app_wrk);
+void app_worker_local_session_free (app_worker_t * app_wrk,
+				    local_session_t * s);
+local_session_t *app_worker_get_local_session (app_worker_t * app_wrk,
+					       u32 session_index);
+local_session_t *app_worker_get_local_session_from_handle (session_handle_t
+							   handle);
+
+void app_worker_local_sessions_free (app_worker_t * app_wrk);
+int app_worker_local_session_cleanup (app_worker_t * client_wrk,
+				      app_worker_t * server_wrk,
+				      local_session_t * ls);
+
+int app_worker_local_session_connect_notify (local_session_t * ls);
+int app_worker_local_session_connect (app_worker_t * client,
+				      app_worker_t * server,
+				      local_session_t * ls, u32 opaque);
+int app_worker_local_session_disconnect (u32 app_or_wrk,
+					 local_session_t * ls);
+int app_worker_local_session_disconnect_w_index (u32 app_or_wrk,
+						 u32 ls_index);
+
+void app_worker_format_local_sessions (app_worker_t * app_wrk, int verbose);
+void app_worker_format_local_connects (app_worker_t * app, int verbose);
+
+void mq_send_local_session_disconnected_cb (u32 app_or_wrk,
+					    local_session_t * ls);
+
+always_inline local_session_t *
+application_get_local_listen_session (application_t * app, u32 session_index)
+{
+  return pool_elt_at_index (app->local_listen_sessions, session_index);
+}
+
+always_inline local_session_t *
+application_get_local_listener_w_handle (session_handle_t handle)
+{
+  u32 server_index, session_index;
+  application_t *app;
+  local_session_parse_handle (handle, &server_index, &session_index);
+  app = application_get (server_index);
+  return application_get_local_listen_session (app, session_index);
+}
+
+always_inline u8
+application_local_session_listener_has_transport (local_session_t * ls)
+{
+  transport_proto_t tp;
+  tp = session_type_transport_proto (ls->listener_session_type);
+  return (tp != TRANSPORT_PROTO_NONE);
+}
+
+#endif /* SRC_VNET_SESSION_APPLICATION_LOCAL_H_ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */