src/lib/graph/port.h

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
   5  * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   6  */
   7
   8 #ifndef BABELTRACE_GRAPH_PORT_INTERNAL_H
   9 #define BABELTRACE_GRAPH_PORT_INTERNAL_H
  10
  11 #include <babeltrace2/graph/port.h>
  12
  13 struct bt_port {
  14         struct bt_object base;
  15         enum bt_port_type type;
  16         GString *name;
  17         struct bt_connection *connection;
  18         void *user_data;
  19 };
  20
  21 struct bt_component;
  22
  23 struct bt_port *bt_port_create(struct bt_component *parent_component,
  24                 enum bt_port_type type, const char *name, void *user_data);
  25
  26 void bt_port_set_connection(struct bt_port *port,
  27                 struct bt_connection *connection);
  28
  29 static inline
  30 struct bt_component *bt_port_borrow_component_inline(const struct bt_port *port)
  31 {
  32         BT_ASSERT_DBG(port);
  33         return (void *) bt_object_borrow_parent(&port->base);
  34 }
  35
  36 static inline
  37 const char *bt_port_type_string(enum bt_port_type port_type)
  38 {
  39         switch (port_type) {
  40         case BT_PORT_TYPE_INPUT:
  41                 return "INPUT";
  42         case BT_PORT_TYPE_OUTPUT:
  43                 return "OUTPUT";
  44         default:
  45                 return "(unknown)";
  46         }
  47 }
  48
  49 #endif /* BABELTRACE_GRAPH_PORT_INTERNAL_H */