Add 'afb_service_call_sync' function

[src/app-framework-binder.git] / src / afb-subcall.c

diff --git a/src/afb-subcall.c b/src/afb-subcall.c
index 81361a0..857f48e 100644 (file)
--- a/src/afb-subcall.c
+++ b/src/afb-subcall.c
@@ -25,25 +25,12 @@
 
 #include "afb-subcall.h"
 #include "afb-msg-json.h"
-#include "afb-apis.h"
+#include "afb-apiset.h"
 #include "afb-context.h"
 #include "afb-xreq.h"
+#include "afb-cred.h"
 #include "verbose.h"
 
-struct subcall;
-
-static void subcall_destroy(void *closure);
-static void subcall_reply(void *closure, int iserror, struct json_object *obj);
-static int subcall_subscribe(void *closure, struct afb_event event);
-static int subcall_unsubscribe(void *closure, struct afb_event event);
-
-const struct afb_xreq_query_itf afb_subcall_xreq_itf = {
-       .reply = subcall_reply,
-       .unref = subcall_destroy,
-       .subscribe = subcall_subscribe,
-       .unsubscribe = subcall_unsubscribe
-};
-
 struct subcall
 {
        struct afb_xreq xreq;
@@ -52,69 +39,44 @@ struct subcall
        void *closure;
 };
 
-static void subcall_destroy(void *closure)
+static void subcall_destroy(struct afb_xreq *xreq)
 {
-       struct subcall *subcall = closure;
+       struct subcall *subcall = CONTAINER_OF_XREQ(struct subcall, xreq);
 
        json_object_put(subcall->xreq.json);
+       afb_cred_unref(subcall->xreq.cred);
        afb_xreq_unref(subcall->caller);
        free(subcall);
 }
 
-static void subcall_reply(void *closure, int iserror, struct json_object *obj)
+static void subcall_reply(struct afb_xreq *xreq, int iserror, struct json_object *obj)
 {
-       struct subcall *subcall = closure;
+       struct subcall *subcall = CONTAINER_OF_XREQ(struct subcall, xreq);
 
        subcall->callback(subcall->closure, iserror, obj);
        json_object_put(obj);
 }
 
-static int subcall_subscribe(void *closure, struct afb_event event)
+static int subcall_subscribe(struct afb_xreq *xreq, struct afb_event event)
 {
-       struct subcall *subcall = closure;
+       struct subcall *subcall = CONTAINER_OF_XREQ(struct subcall, xreq);
 
        return afb_xreq_subscribe(subcall->caller, event);
 }
 
-static int subcall_unsubscribe(void *closure, struct afb_event event)
+static int subcall_unsubscribe(struct afb_xreq *xreq, struct afb_event event)
 {
-       struct subcall *subcall = closure;
+       struct subcall *subcall = CONTAINER_OF_XREQ(struct subcall, xreq);
 
        return afb_xreq_unsubscribe(subcall->caller, event);
 }
 
-void afb_subcall_internal_error(void (*callback)(void*, int, struct json_object*), void *closure)
-{
-       static struct json_object *obj;
-
-       if (obj == NULL)
-               obj = afb_msg_json_reply_error("failed", "internal error", NULL, NULL);
-
-       callback(closure, 1, obj);
-}
-
-static struct subcall *create_subcall(struct afb_xreq *caller, const char *api, const char *verb, struct json_object *args, void (*callback)(void*, int, struct json_object*), void *closure)
-{
-       struct subcall *subcall;
-
-       subcall = calloc(1, sizeof *subcall);
-       if (subcall == NULL) {
-               return NULL;
-       }
-
-
-       afb_context_subinit(&subcall->xreq.context, &caller->context);
-       subcall->xreq.refcount = 1;
-       subcall->xreq.json = args;
-       subcall->xreq.api = api; /* TODO: alloc ? */
-       subcall->xreq.verb = verb; /* TODO: alloc ? */
-       subcall->xreq.query = subcall;
-       subcall->xreq.queryitf = &afb_subcall_xreq_itf;
-       subcall->caller = caller;
-       subcall->callback = callback;
-       subcall->closure = closure;
-       return subcall;
-}
+const struct afb_xreq_query_itf afb_subcall_xreq_itf = {
+       .reply = subcall_reply,
+       .unref = subcall_destroy,
+       .subscribe = subcall_subscribe,
+       .unsubscribe = subcall_unsubscribe
+};
 
 void afb_subcall(
                struct afb_xreq *caller,
@@ -126,16 +88,31 @@ void afb_subcall(
 )
 {
        struct subcall *subcall;
+       size_t lenapi, lenverb;
+       char *copy;
 
-       subcall = create_subcall(caller, api, verb, args, callback, closure);
+       lenapi = 1 + strlen(api);
+       lenverb = 1 + strlen(verb);
+       subcall = malloc(lenapi + lenverb + sizeof *subcall);
        if (subcall == NULL) {
-               afb_subcall_internal_error(callback, closure);
-               return;
+               json_object_put(args); /* keep args existing */
+               callback(closure, 1, afb_msg_json_internal_error());
+       } else {
+               afb_xreq_init(&subcall->xreq, &afb_subcall_xreq_itf);
+               afb_context_subinit(&subcall->xreq.context, &caller->context);
+               subcall->xreq.cred = afb_cred_addref(caller->cred);
+               subcall->xreq.json = args;
+               copy = (char*)&subcall[1];
+               memcpy(copy, api, lenapi);
+               subcall->xreq.api = copy;
+               copy = &copy[lenapi];
+               memcpy(copy, verb, lenverb);
+               subcall->xreq.verb = copy;
+               subcall->caller = caller;
+               subcall->callback = callback;
+               subcall->closure = closure;
+               afb_xreq_addref(caller);
+               afb_xreq_process(&subcall->xreq, caller->apiset);
        }
-
-       afb_xreq_addref(caller);
-       afb_apis_call(&subcall->xreq);
-       afb_xreq_unref(&subcall->xreq);
 }
 
-