moved initiate() code to the generic controller_t class

src/charon/control/controller.h

@@ -23,18 +23,30 @@
 #ifndef CONTROLLER_H_
 #define CONTROLLER_H_
 
-typedef struct controller_t controller_t;
-
-#include <config/backends/local_backend.h>
+#include <bus/bus.h>
 
 /**
- * @brief controller is a configuration and control interface which
- * allows other processes to modify charons behavior.
- * 
- * controller_t allows config manipulation (as whack in pluto). Configurations
- * are stored in a special backend, the in-memory local_backend_t.
- * Messages of type controller_msg_t's are sent over a unix socket
- * (/var/run/charon.ctl).
+ * callback to log things triggered by controller
+ *
+ * @param param			echoed parameter supplied when function invoked
+ * @param signal		type of signal
+ * @param level			verbosity level if log
+ * @param ike_sa		associated IKE_SA, if any
+ * @param format		printf like format string
+ * @param args			list of arguments to use for format
+ * @return				FALSE to return from invoked function
+ * @ingroup control
+ */
+typedef bool(*controller_cb_t)(void* param, signal_t signal, level_t level,
+							   ike_sa_t* ike_sa, char* format, va_list args);
+
+typedef struct controller_t controller_t;
+
+/**
+ * @brief The controller controls the daemon.
+ *
+ * The controller starts actions by creating jobs. It then tries to
+ * evaluate the result of the operation by listening on the bus.
  * 
  * @b Constructors:
  * - controller_create()
@@ -42,6 +54,23 @@ typedef struct controller_t controller_t;
  * @ingroup control
  */
 struct controller_t {
+
+	/**
+	 * @brief Initiate a CHILD_SA, and if required, an IKE_SA.
+	 *
+	 * @param this			calling object
+	 * @param peer_cfg		peer_cfg to use for IKE_SA setup
+	 * @param child_cfg		child_cfg to set up CHILD_SA from
+	 * @param cb			logging callback
+	 * @param param			parameter to include in each call of cb
+	 * @return
+	 *						- SUCCESS, if CHILD_SA established
+	 *						- FAILED, if setup failed
+	 *						- NEED_MORE, if callback returned FALSE
+	 */
+	status_t (*initiate)(controller_t *this,
+						 peer_cfg_t *peer_cfg, child_cfg_t *child_cfg,
+						 controller_cb_t callback, void *param);
 	
 	/**
 	 * @brief Destroy a controller_t instance.