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-rw-r--r--src/afb-xreq.c38
-rw-r--r--src/afb-xreq.h8
2 files changed, 41 insertions, 5 deletions
diff --git a/src/afb-xreq.c b/src/afb-xreq.c
index 6364018d..b055f8a9 100644
--- a/src/afb-xreq.c
+++ b/src/afb-xreq.c
@@ -81,11 +81,10 @@ const struct afb_req_itf xreq_itf = {
.subcall = xreq_subcall_cb
};
-
static struct json_object *xreq_json_cb(void *closure)
{
struct afb_xreq *xreq = closure;
- return xreq->queryitf->json(xreq->query);
+ return xreq->json ? : (xreq->json = xreq->queryitf->json(xreq->query));
}
static struct afb_arg xreq_get_cb(void *closure, const char *name)
@@ -100,6 +99,11 @@ static struct afb_arg xreq_get_cb(void *closure, const char *name)
static void xreq_success_cb(void *closure, struct json_object *obj, const char *info)
{
struct afb_xreq *xreq = closure;
+ afb_xreq_success(xreq, obj, info);
+}
+
+void afb_xreq_success(struct afb_xreq *xreq, struct json_object *obj, const char *info)
+{
if (xreq->replied) {
ERROR("reply called more than one time!!");
json_object_put(obj);
@@ -115,6 +119,11 @@ static void xreq_success_cb(void *closure, struct json_object *obj, const char *
static void xreq_fail_cb(void *closure, const char *status, const char *info)
{
struct afb_xreq *xreq = closure;
+ afb_xreq_fail(xreq, status, info);
+}
+
+void afb_xreq_fail(struct afb_xreq *xreq, const char *status, const char *info)
+{
if (xreq->replied) {
ERROR("reply called more than one time!!");
} else {
@@ -129,7 +138,12 @@ static void xreq_fail_cb(void *closure, const char *status, const char *info)
static const char *xreq_raw_cb(void *closure, size_t *size)
{
struct afb_xreq *xreq = closure;
- const char *result = json_object_to_json_string(xreq->queryitf->json(xreq->query));
+ return afb_xreq_raw(xreq, size);
+}
+
+const char *afb_xreq_raw(struct afb_xreq *xreq, size_t *size)
+{
+ const char *result = json_object_to_json_string(xreq_json_cb(xreq));
if (size != NULL)
*size = strlen(result);
return result;
@@ -195,8 +209,15 @@ static int xreq_session_set_LOA_cb(void *closure, unsigned level)
static int xreq_subscribe_cb(void *closure, struct afb_event event)
{
struct afb_xreq *xreq = closure;
+ return afb_xreq_subscribe(xreq, event);
+}
+
+int afb_xreq_subscribe(struct afb_xreq *xreq, struct afb_event event)
+{
if (xreq->listener)
return afb_evt_add_watch(xreq->listener, event);
+ if (xreq->queryitf->subscribe)
+ return xreq->queryitf->subscribe(xreq->query, event);
ERROR("no event listener, subscription impossible");
errno = EINVAL;
return -1;
@@ -205,8 +226,15 @@ static int xreq_subscribe_cb(void *closure, struct afb_event event)
static int xreq_unsubscribe_cb(void *closure, struct afb_event event)
{
struct afb_xreq *xreq = closure;
+ return afb_xreq_unsubscribe(xreq, event);
+}
+
+int afb_xreq_unsubscribe(struct afb_xreq *xreq, struct afb_event event)
+{
if (xreq->listener)
return afb_evt_remove_watch(xreq->listener, event);
+ if (xreq->queryitf->unsubscribe)
+ return xreq->queryitf->unsubscribe(xreq->query, event);
ERROR("no event listener, unsubscription impossible");
errno = EINVAL;
return -1;
@@ -229,7 +257,7 @@ void afb_xreq_success_f(struct afb_xreq *xreq, struct json_object *obj, const ch
if (info == NULL || vasprintf(&message, info, args) < 0)
message = NULL;
va_end(args);
- xreq_success_cb(xreq, obj, message);
+ afb_xreq_success(xreq, obj, message);
free(message);
}
@@ -241,7 +269,7 @@ void afb_xreq_fail_f(struct afb_xreq *xreq, const char *status, const char *info
if (info == NULL || vasprintf(&message, info, args) < 0)
message = NULL;
va_end(args);
- xreq_fail_cb(xreq, status, message);
+ afb_xreq_fail(xreq, status, message);
free(message);
}
diff --git a/src/afb-xreq.h b/src/afb-xreq.h
index 6a4bfc11..3b8a590c 100644
--- a/src/afb-xreq.h
+++ b/src/afb-xreq.h
@@ -33,6 +33,8 @@ struct afb_xreq_query_itf {
void (*fail)(void *closure, const char *status, const char *info);
void (*reply)(void *closure, int iserror, struct json_object *obj);
void (*unref)(void *closure);
+ 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);
};
@@ -45,6 +47,7 @@ struct afb_xreq
struct afb_context context; /**< context of the request */
const char *api; /**< the requested API */
const char *verb; /**< the requested VERB */
+ struct json_object *json; /**< the json object (or NULL) */
void *query; /**< closure for the query */
const struct afb_xreq_query_itf *queryitf;
int refcount; /**< current ref count */
@@ -58,7 +61,12 @@ struct afb_xreq
extern void afb_xreq_addref(struct afb_xreq *xreq);
extern void afb_xreq_unref(struct afb_xreq *xreq);
+extern void afb_xreq_success(struct afb_xreq *xreq, struct json_object *obj, const char *info);
+extern void afb_xreq_fail(struct afb_xreq *xreq, const char *status, const char *info);
extern void afb_xreq_fail_f(struct afb_xreq *xreq, const char *status, const char *info, ...);
extern void afb_xreq_success_f(struct afb_xreq *xreq, struct json_object *obj, const char *info, ...);
extern void afb_xreq_call(struct afb_xreq *xreq);
+extern const char *afb_xreq_raw(struct afb_xreq *xreq, size_t *size);
+extern int afb_xreq_subscribe(struct afb_xreq *xreq, struct afb_event event);
+extern int afb_xreq_unsubscribe(struct afb_xreq *xreq, struct afb_event event);