func pam_sm_authenticate()

in pam.go [62:79]

• 16 lines of code
• 4 McCabe index (conditional complexity)

func pam_sm_authenticate(pamh *C.pam_handle_t, flags, argc C.int, argv **C.char) C.int {
	cUsername := C.get_user(pamh)
	if cUsername == nil {
		return C.PAM_USER_UNKNOWN
	}
	defer C.free(unsafe.Pointer(cUsername))

	uid := int(C.get_uid(cUsername))
	if uid < 0 {
		return C.PAM_USER_UNKNOWN
	}

	r := pamAuthenticate(os.Stderr, uid, C.GoString(cUsername), sliceFromArgv(argc, argv))
	if r == AuthError {
		return C.PAM_AUTH_ERR
	}
	return C.PAM_SUCCESS
}