X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=include%2Fafb%2Fafb-req-itf.h;h=af452faf0fb0d03ccd7d1eefa1fc5b1c46a5e021;hb=bca90021828565bddb8624e8f6370bf4959cbfbf;hp=f4fab5512b559dcc51e2f792e335d94b66309931;hpb=1a66f6a8c0b213e14bc0b1896bfaa68a5c2a5002;p=src%2Fapp-framework-binder.git

diff --git a/include/afb/afb-req-itf.h b/include/afb/afb-req-itf.h
index f4fab551..af452faf 100644
--- a/include/afb/afb-req-itf.h
+++ b/include/afb/afb-req-itf.h
@@ -25,6 +25,8 @@
 #include <stdarg.h>
 #include <stdio.h>
 
+#include <afb/afb-event-itf.h>
+
 /* avoid inclusion of <json-c/json.h> */
 struct json_object;
 
@@ -65,10 +67,15 @@ struct afb_req_itf {
 
 	void (*session_close)(void *closure);
 	int (*session_set_LOA)(void *closure, unsigned level);
+
+	int (*subscribe)(void *closure, struct afb_event event);
+	int (*unsubscribe)(void *closure, struct afb_event event);
+
+	void (*subcall)(void *closure, const char *api, const char *verb, struct json_object *args, void (*callback)(void*, int, struct json_object*), void *cb_closure);
 };
 
 /*
- * Describes the request by plugins from afb-daemon
+ * Describes the request by bindings from afb-daemon
  */
 struct afb_req {
 	const struct afb_req_itf *itf;	/* the interface to use */
@@ -199,8 +206,8 @@ static inline void afb_req_fail_f(struct afb_req req, const char *status, const
 }
 
 /*
- * Gets the pointer stored by the plugin for the session of 'req'.
- * When the plugin has not yet recorded a pointer, NULL is returned.
+ * Gets the pointer stored by the binding for the session of 'req'.
+ * When the binding has not yet recorded a pointer, NULL is returned.
  */
 static inline void *afb_req_context_get(struct afb_req req)
 {
@@ -208,9 +215,9 @@ static inline void *afb_req_context_get(struct afb_req req)
 }
 
 /*
- * Stores for the plugin the pointer 'context' to the session of 'req'.
+ * Stores for the binding the pointer 'context' to the session of 'req'.
  * The function 'free_context' will be called when the session is closed
- * or if plugin stores an other pointer.
+ * or if binding stores an other pointer.
  */
 static inline void afb_req_context_set(struct afb_req req, void *context, void (*free_context)(void*))
 {
@@ -218,7 +225,7 @@ static inline void afb_req_context_set(struct afb_req req, void *context, void (
 }
 
 /*
- * Gets the pointer stored by the plugin for the session of 'req'.
+ * Gets the pointer stored by the binding for the session of 'req'.
  * If the stored pointer is NULL, indicating that no pointer was
  * already stored, afb_req_context creates a new context by calling
  * the function 'create_context' and stores it with the freeing function
@@ -235,7 +242,7 @@ static inline void *afb_req_context(struct afb_req req, void *(*create_context)(
 }
 
 /*
- * Frees the pointer stored by the plugin for the session of 'req'
+ * Frees the pointer stored by the binding for the session of 'req'
  * and sets it to NULL.
  *
  * Shortcut for: afb_req_context_set(req, NULL, NULL)
@@ -315,6 +322,39 @@ static inline struct afb_req afb_req_unstore(struct afb_req *req)
 	return result;
 }
 
+/*
+ * Establishes for the client link identified by 'req' a subscription
+ * to the 'event'.
+ * Returns 0 in case of successful subscription or -1 in case of error.
+ */
+static inline int afb_req_subscribe(struct afb_req req, struct afb_event event)
+{
+	return req.itf->subscribe(req.closure, event);
+}
+
+/*
+ * Revokes the subscription established to the 'event' for the client
+ * link identified by 'req'.
+ * Returns 0 in case of successful subscription or -1 in case of error.
+ */
+static inline int afb_req_unsubscribe(struct afb_req req, struct afb_event event)
+{
+	return req.itf->unsubscribe(req.closure, event);
+}
+
+/*
+ * Makes a call to the method of name 'api' / 'verb' with the object 'args'.
+ * This call is made in the context of the request 'req'.
+ * On completion, the function 'callback' is invoked with the
+ * 'closure' given at call and two other parameters: 'iserror' and 'result'.
+ * 'iserror' is a boolean that indicates if the reply is an error reply.
+ * 'result' is the json object of the reply.
+ */
+static inline void afb_req_subcall(struct afb_req req, const char *api, const char *verb, struct json_object *args, void (*callback)(void *closure, int iserror, struct json_object *result), void *closure)
+{
+	req.itf->subcall(req.closure, api, verb, args, callback, closure);
+}
+
 /* internal use */
 static inline const char *afb_req_raw(struct afb_req req, size_t *size)
 {