ubus: add toplevel constants for ubus status codes

Add constants for ubus status codes to the toplevel module scope in order
to avoid the need for magic values in the code.

Suggested-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 19 insertions, 0 deletions

diff --git a/lib/ubus.c b/lib/ubus.c
index e2491ec..a9bafcb 100644
--- a/lib/ubus.c
+++ b/lib/ubus.c
@@ -2053,6 +2053,25 @@ void uc_module_init(uc_vm_t *vm, uc_value_t *scope)
 {
 	uc_function_list_register(scope, global_fns);
 
+#define ADD_CONST(x) ucv_object_add(scope, #x, ucv_int64_new(UBUS_##x))
+	ADD_CONST(STATUS_OK);
+	ADD_CONST(STATUS_INVALID_COMMAND);
+	ADD_CONST(STATUS_INVALID_ARGUMENT);
+	ADD_CONST(STATUS_METHOD_NOT_FOUND);
+	ADD_CONST(STATUS_NOT_FOUND);
+	ADD_CONST(STATUS_NO_DATA);
+	ADD_CONST(STATUS_PERMISSION_DENIED);
+	ADD_CONST(STATUS_TIMEOUT);
+	ADD_CONST(STATUS_NOT_SUPPORTED);
+	ADD_CONST(STATUS_UNKNOWN_ERROR);
+	ADD_CONST(STATUS_CONNECTION_FAILED);
+
+#ifdef HAVE_NEW_UBUS_STATUS_CODES
+	ADD_CONST(STATUS_NO_MEMORY);
+	ADD_CONST(STATUS_PARSE_ERROR);
+	ADD_CONST(STATUS_SYSTEM_ERROR);
+#endif
+
 	conn_type = uc_type_declare(vm, "ubus.connection", conn_fns, free_connection);
 	defer_type = uc_type_declare(vm, "ubus.deferred", defer_fns, free_deferred);
 	object_type = uc_type_declare(vm, "ubus.object", object_fns, free_object);