ubus: add notification for subscribers present/gone

[project/ubus.git] / libubus.h

diff --git a/libubus.h b/libubus.h
index 17c4952..19a4217 100644 (file)
--- a/libubus.h
+++ b/libubus.h
@@ -37,6 +37,7 @@ typedef void (*ubus_lookup_handler_t)(struct ubus_context *ctx,
 typedef int (*ubus_handler_t)(struct ubus_context *ctx, struct ubus_object *obj,
                              struct ubus_request_data *req,
                              const char *method, struct blob_attr *msg);
 typedef int (*ubus_handler_t)(struct ubus_context *ctx, struct ubus_object *obj,
                              struct ubus_request_data *req,
                              const char *method, struct blob_attr *msg);

+typedef void (*ubus_state_handler_t)(struct ubus_context *ctx, struct ubus_object *obj);

 typedef void (*ubus_remove_handler_t)(struct ubus_context *ctx,
                                      struct ubus_subscriber *obj, uint32_t id);
 typedef void (*ubus_event_handler_t)(struct ubus_context *ctx, struct ubus_event_handler *ev,
 typedef void (*ubus_remove_handler_t)(struct ubus_context *ctx,
                                      struct ubus_subscriber *obj, uint32_t id);
 typedef void (*ubus_event_handler_t)(struct ubus_context *ctx, struct ubus_event_handler *ev,


@@ -86,6 +87,9 @@ struct ubus_object {
        const char *path;
        struct ubus_object_type *type;
 
        const char *path;
        struct ubus_object_type *type;
 

+       ubus_state_handler_t subscribe_cb;
+       bool has_subscribers;
+

        const struct ubus_method *methods;
        int n_methods;
 };
        const struct ubus_method *methods;
        int n_methods;
 };


@@ -134,6 +138,7 @@ struct ubus_request_data {
        uint32_t peer;
        uint32_t seq;
        bool deferred;
        uint32_t peer;
        uint32_t seq;
        bool deferred;

+       bool notify;

 };
 
 struct ubus_request {
 };
 
 struct ubus_request {