Function lilv_sys::lilv_instance_get_extension_data

pub unsafe fn lilv_instance_get_extension_data(
    instance: *mut LilvInstance, 
    uri: *const u8
) -> *const c_void

Get extension data from the plugin instance. The type and semantics of the data returned is specific to the particular extension, though in all cases it is shared and must not be deleted.

Safety

Makes use of unsafe ffi functions.