service: use correct int16_t instead of uint16_t for error codes

1 files changed, 2 insertions, 2 deletions

diff --git a/src/service.h b/src/service.h
index 3a22bed..8cea7a3 100644
--- a/src/service.h
+++ b/src/service.h
@@ -40,11 +40,11 @@ typedef struct service_client_private *service_client_t;
 
 typedef int16_t service_error_t;
 
-#define SERVICE_CONSTRUCTOR(x) (uint16_t (*)(idevice_t, lockdownd_service_descriptor_t, void**))(x)
+#define SERVICE_CONSTRUCTOR(x) (int16_t (*)(idevice_t, lockdownd_service_descriptor_t, void**))(x)
 
 /* creation and destruction */
 service_error_t service_client_new(idevice_t device, lockdownd_service_descriptor_t service, service_client_t *client);
-service_error_t service_client_factory_start_service(idevice_t device, const char* service_name, void **client, const char* label, uint16_t (*constructor_func)(idevice_t, lockdownd_service_descriptor_t, void**), uint16_t *error_code);
+service_error_t service_client_factory_start_service(idevice_t device, const char* service_name, void **client, const char* label, int16_t (*constructor_func)(idevice_t, lockdownd_service_descriptor_t, void**), int16_t *error_code);
 service_error_t service_client_free(service_client_t client);
 
 /* sending */