1. Touch ID 和 Face ID
LocalAuthentication 本地认证，包含 Touch ID 认证 和 Face ID 认证。
typedef NS_ENUM(NSInteger, LABiometryType)
{
/// The device does not support biometry.
LABiometryNone,
/// The device supports Touch ID.
LABiometryTypeTouchID,
/// The device supports Face ID.
LABiometryTypeFaceID,
} NS_ENUM_AVAILABLE(NA, 11_0) __WATCHOS_UNAVAILABLE __TVOS_UNAVAILABLE;
1.1. LocalAuthentication.h
// 是否支持 local authentication
- (BOOL)canEvaluatePolicy:(LAPolicy)policy error:(NSError * __autoreleasing *)error __attribute__((swift_error(none)));
// 权限
typedef NS_ENUM(NSInteger, LAPolicy)
{
// 指纹授权使用。指纹解锁五次错误消失，不会自动弹出密码输入界面
LAPolicyDeviceOwnerAuthenticationWithBiometrics NS_ENUM_AVAILABLE(10_12_2, 8_0) __WATCHOS_AVAILABLE(3.0) __TVOS_AVAILABLE(10.0) = kLAPolicyDeviceOwnerAuthenticationWithBiometrics,
// 指纹和数字密码的授权使用。指纹解锁六次错误自动跳转密码输入
LAPolicyDeviceOwnerAuthentication NS_ENUM_AVAILABLE(10_11, 9_0) = kLAPolicyDeviceOwnerAuthentication
} NS_ENUM_AVAILABLE(10_10, 8_0) __WATCHOS_AVAILABLE(3.0) __TVOS_AVAILABLE(10.0);
/**
* 验证 touchID 或者 faceID
* @para localizedReason 为什么要使用 Touch ID 或者 Face ID
*/
- (void)evaluatePolicy:(LAPolicy)policy
localizedReason:(NSString *)localizedReason
reply:(void(^)(BOOL success, NSError * __nullable error))reply;