Function ostree_sys::ostree_repo_sign_delta

pub unsafe extern "C" fn ostree_repo_sign_delta(
    self_: *mut OstreeRepo, 
    from_commit: *const c_char, 
    to_commit: *const c_char, 
    key_id: *const c_char, 
    homedir: *const c_char, 
    cancellable: *mut GCancellable, 
    error: *mut *mut GError
) -> gboolean