X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fafb-evt.c;h=0f24b8e9c38a18b0453f069e0bbce16e5a6f8601;hb=ac7a95223a6314cca6250495ea59c3cf7e46e89e;hp=aba5e9b62fe9469005c6b4102616f69228f53d92;hpb=c12c74c208a30c5b18716b8faa464f0b4f643255;p=src%2Fapp-framework-binder.git

diff --git a/src/afb-evt.c b/src/afb-evt.c
index aba5e9b6..0f24b8e9 100644
--- a/src/afb-evt.c
+++ b/src/afb-evt.c
@@ -1,6 +1,5 @@
 /*
  * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
- * Author "Fulup Ar Foll"
  * Author José Bollo <jose.bollo@iot.bzh>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -352,6 +351,26 @@ error:
 	return NULL;
 }
 
+/*
+ * Creates an event of name 'prefix'/'name' and returns it or NULL on error.
+ */
+struct afb_evtid *afb_evt_evtid_create2(const char *prefix, const char *name)
+{
+	size_t prelen, postlen;
+	char *fullname;
+
+	/* makes the event fullname */
+	prelen = strlen(prefix);
+	postlen = strlen(name);
+	fullname = alloca(prelen + postlen + 2);
+	memcpy(fullname, prefix, prelen);
+	fullname[prelen] = '/';
+	memcpy(fullname + prelen + 1, name, postlen + 1);
+
+	/* create the event */
+	return afb_evt_evtid_create(fullname);
+}
+
 /*
  * increment the reference count of the event 'evtid'
  */
@@ -635,50 +654,59 @@ void afb_evt_update_hooks()
 	pthread_mutex_unlock(&events_mutex);
 }
 
-struct afb_evtid *afb_evt_to_evtid(struct afb_event event)
+inline struct afb_evtid *afb_evt_eventid_to_evtid(struct afb_eventid *eventid)
 {
-	return (struct afb_evtid*)(event.itf == &afb_evt_hooked_eventid_itf ? event.closure : NULL);
+	return (struct afb_evtid*)eventid;
 }
 
-struct afb_event afb_evt_from_evtid(struct afb_evtid *evtid)
+inline struct afb_eventid *afb_evt_eventid_from_evtid(struct afb_evtid *evtid)
 {
-	return (struct afb_event){ .itf = evtid ? &afb_evt_hooked_eventid_itf : NULL, .closure = &evtid->eventid };
+	return &evtid->eventid;
 }
 
 /*
  * Creates an event of 'fullname' and returns it.
  * Returns an event with closure==NULL in case of error.
  */
-struct afb_event afb_evt_create_event(const char *fullname)
+struct afb_eventid *afb_evt_eventid_create(const char *fullname)
+{
+	return afb_evt_eventid_from_evtid(afb_evt_evtid_create(fullname));
+}
+
+/*
+ * Creates an event of name 'prefix'/'name' and returns it.
+ * Returns an event with closure==NULL in case of error.
+ */
+struct afb_eventid *afb_evt_eventid_create2(const char *prefix, const char *name)
 {
-	return afb_evt_from_evtid(afb_evt_evtid_create(fullname));
+	return afb_evt_eventid_from_evtid(afb_evt_evtid_create2(prefix, name));
 }
 
 /*
- * Returns the fullname of the 'event'
+ * Returns the fullname of the 'eventid'
  */
-const char *afb_evt_event_fullname(struct afb_event event)
+const char *afb_evt_eventid_fullname(struct afb_eventid *eventid)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 	return evtid ? evtid->fullname : NULL;
 }
 
 /*
- * Returns the id of the 'event'
+ * Returns the id of the 'eventid'
  */
-int afb_evt_event_id(struct afb_event event)
+int afb_evt_eventid_id(struct afb_eventid *eventid)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 	return evtid ? evtid->id : 0;
 }
 
 /*
- * Makes the 'listener' watching 'event'
+ * Makes the 'listener' watching 'eventid'
  * Returns 0 in case of success or else -1.
  */
-int afb_evt_add_watch(struct afb_evt_listener *listener, struct afb_event event)
+int afb_evt_eventid_add_watch(struct afb_evt_listener *listener, struct afb_eventid *eventid)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 
 	/* check parameter */
 	if (!evtid) {
@@ -691,12 +719,12 @@ int afb_evt_add_watch(struct afb_evt_listener *listener, struct afb_event event)
 }
 
 /*
- * Avoids the 'listener' to watch 'event'
+ * Avoids the 'listener' to watch 'eventid'
  * Returns 0 in case of success or else -1.
  */
-int afb_evt_remove_watch(struct afb_evt_listener *listener, struct afb_event event)
+int afb_evt_eventid_remove_watch(struct afb_evt_listener *listener, struct afb_eventid *eventid)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 
 	/* check parameter */
 	if (!evtid) {
@@ -708,21 +736,43 @@ int afb_evt_remove_watch(struct afb_evt_listener *listener, struct afb_event eve
 	return afb_evt_watch_sub_evtid(listener, evtid);
 }
 
-int afb_evt_push(struct afb_event event, struct json_object *object)
+int afb_evt_eventid_push(struct afb_eventid *eventid, struct json_object *object)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 	if (evtid)
 		return afb_evt_evtid_hooked_push(evtid, object);
 	json_object_put(object);
 	return 0;
 }
 
-int afb_evt_unhooked_push(struct afb_event event, struct json_object *object)
+int afb_evt_eventid_unhooked_push(struct afb_eventid *eventid, struct json_object *object)
 {
-	struct afb_evtid *evtid = afb_evt_to_evtid(event);
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
 	if (evtid)
 		return afb_evt_evtid_push(evtid, object);
 	json_object_put(object);
 	return 0;
 }
 
+struct afb_event afb_evt_event_from_evtid(struct afb_evtid *evtid)
+{
+	return evtid
+		? (struct afb_event){ .itf = &afb_evt_hooked_eventid_itf, .closure = &evtid->eventid }
+		: (struct afb_event){ .itf = NULL, .closure = NULL };
+}
+
+void afb_evt_eventid_unref(struct afb_eventid *eventid)
+{
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
+	if (evtid)
+		afb_evt_evtid_unref(evtid);
+}
+
+struct afb_eventid *afb_evt_eventid_addref(struct afb_eventid *eventid)
+{
+	struct afb_evtid *evtid = afb_evt_eventid_to_evtid(eventid);
+	if (evtid)
+		afb_evt_evtid_addref(evtid);
+	return eventid;
+}
+