google.cloud.iot.v1.GatewayAuthMethod */ class GatewayAuthMethod { /** * No authentication/authorization method specified. No devices are allowed to * access the gateway. * * Generated from protobuf enum GATEWAY_AUTH_METHOD_UNSPECIFIED = 0; */ const GATEWAY_AUTH_METHOD_UNSPECIFIED = 0; /** * The device is authenticated through the gateway association only. Device * credentials are ignored even if provided. * * Generated from protobuf enum ASSOCIATION_ONLY = 1; */ const ASSOCIATION_ONLY = 1; /** * The device is authenticated through its own credentials. Gateway * association is not checked. * * Generated from protobuf enum DEVICE_AUTH_TOKEN_ONLY = 2; */ const DEVICE_AUTH_TOKEN_ONLY = 2; /** * The device is authenticated through both device credentials and gateway * association. The device must be bound to the gateway and must provide its * own credentials. * * Generated from protobuf enum ASSOCIATION_AND_DEVICE_AUTH_TOKEN = 3; */ const ASSOCIATION_AND_DEVICE_AUTH_TOKEN = 3; private static $valueToName = [ self::GATEWAY_AUTH_METHOD_UNSPECIFIED => 'GATEWAY_AUTH_METHOD_UNSPECIFIED', self::ASSOCIATION_ONLY => 'ASSOCIATION_ONLY', self::DEVICE_AUTH_TOKEN_ONLY => 'DEVICE_AUTH_TOKEN_ONLY', self::ASSOCIATION_AND_DEVICE_AUTH_TOKEN => 'ASSOCIATION_AND_DEVICE_AUTH_TOKEN', ]; public static function name($value) { if (!isset(self::$valueToName[$value])) { throw new UnexpectedValueException(sprintf( 'Enum %s has no name defined for value %s', __CLASS__, $value)); } return self::$valueToName[$value]; } public static function value($name) { $const = __CLASS__ . '::' . strtoupper($name); if (!defined($const)) { throw new UnexpectedValueException(sprintf( 'Enum %s has no value defined for name %s', __CLASS__, $name)); } return constant($const); } }