X-Git-Url: https://gerrit.automotivelinux.org/gerrit/gitweb?a=blobdiff_plain;f=include%2Fafb%2Fafb-req-itf.h;h=3efb089df2d2771a0a16fd789fbc05225f79b1c9;hb=da61b6ea09f77ea5a8ff6cb79b440db858980211;hp=8530e05d09597194d03e1f723608a508a5728bb4;hpb=50d35140570377d8ee9f0ace78ea825651034829;p=src%2Fapp-framework-binder.git

diff --git a/include/afb/afb-req-itf.h b/include/afb/afb-req-itf.h
index 8530e05d..3efb089d 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;
 
@@ -65,6 +67,11 @@ 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);
 };
 
 /*
@@ -130,6 +137,10 @@ static inline struct json_object *afb_req_json(struct afb_req req)
  * The status of the reply is automatically set to "success".
  * Its send the object 'obj' (can be NULL) with an
  * informationnal comment 'info (can also be NULL).
+ *
+ * For conveniency, the function calls 'json_object_put' for 'obj'.
+ * Thus, in the case where 'obj' should remain available after
+ * the function returns, the function 'json_object_get' shall be used.
  */
 static inline void afb_req_success(struct afb_req req, struct json_object *obj, const char *info)
 {
@@ -139,6 +150,10 @@ static inline void afb_req_success(struct afb_req req, struct json_object *obj,
 /*
  * Same as 'afb_req_success' but the 'info' is a formatting
  * string followed by arguments.
+ *
+ * For conveniency, the function calls 'json_object_put' for 'obj'.
+ * Thus, in the case where 'obj' should remain available after
+ * the function returns, the function 'json_object_get' shall be used.
  */
 static inline void afb_req_success_f(struct afb_req req, struct json_object *obj, const char *info, ...)
 {
@@ -160,6 +175,10 @@ static inline void afb_req_success_f(struct afb_req req, struct json_object *obj
  * Note that calling afb_req_fail("success", info) is equivalent
  * to call afb_req_success(NULL, info). Thus even if possible it
  * is strongly recommanded to NEVER use "success" for status.
+ *
+ * For conveniency, the function calls 'json_object_put' for 'obj'.
+ * Thus, in the case where 'obj' should remain available after
+ * the function returns, the function 'json_object_get' shall be used.
  */
 static inline void afb_req_fail(struct afb_req req, const char *status, const char *info)
 {
@@ -169,6 +188,10 @@ static inline void afb_req_fail(struct afb_req req, const char *status, const ch
 /*
  * Same as 'afb_req_fail' but the 'info' is a formatting
  * string followed by arguments.
+ *
+ * For conveniency, the function calls 'json_object_put' for 'obj'.
+ * Thus, in the case where 'obj' should remain available after
+ * the function returns, the function 'json_object_get' shall be used.
  */
 static inline void afb_req_fail_f(struct afb_req req, const char *status, const char *info, ...)
 {
@@ -259,7 +282,7 @@ static inline void afb_req_session_close(struct afb_req req)
 }
 
 /*
- * Sets the level of authorisation of the session of 'req'
+ * Sets the level of assurance of the session of 'req'
  * to 'level'. The effect of this function is subject of
  * security policies.
  * Returns 1 on success or 0 if failed.
@@ -299,6 +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)
 {