public IGattCharacteristicBuilder SetWrite(Func <WriteRequest, GattState> onWrite, WriteOptions options = WriteOptions.Write)
{
this.onWrite = onWrite;
if (options.HasFlag(NotificationOptions.EncryptionRequired))
{
this.permissions = GattPermission.WriteEncrypted;
}
if (options.HasFlag(WriteOptions.AuthenticatedSignedWrites))
{
this.properties |= GattProperty.SignedWrite;
}
if (options.HasFlag(WriteOptions.Write))
{
this.properties |= GattProperty.Write;
}
if (options.HasFlag(WriteOptions.WriteWithoutResponse))
{
this.properties |= GattProperty.WriteNoResponse;
}
return(this);
}
/// <summary>
/// Convert abstracted permissions to android native permissions
/// </summary>
/// <param name="permissions"></param>
/// <returns></returns>
GattPermission GetNativePermissions(CharacterisiticPermissionType permissions)
{
GattPermission nativePermissions = 0;
foreach (CharacterisiticPermissionType value in Enum.GetValues(typeof(CharacterisiticPermissionType)))
{
if (permissions.HasFlag(value))
{
switch (value)
{
case CharacterisiticPermissionType.Read:
nativePermissions |= GattPermission.Read;
break;
case CharacterisiticPermissionType.Write:
nativePermissions |= GattPermission.Write;
break;
case CharacterisiticPermissionType.ReadEncrypted:
nativePermissions |= GattPermission.ReadEncrypted;
break;
case CharacterisiticPermissionType.WriteEncrypted:
nativePermissions |= GattPermission.WriteEncrypted;
break;
}
}
}
return(nativePermissions);
}
public IGattCharacteristicBuilder SetRead(Func <ReadRequest, ReadResult> onRead, bool encrypted = false)
{
this.onRead = onRead;
this.properties |= GattProperty.Read;
if (encrypted)
{
this.permissions |= GattPermission.ReadEncrypted;
}
return(this);
}
public BluetoothGattCharacteristicModel(
Guid serviceUuid,
Guid uuid,
GattProperty properties,
GattPermission permissions,
IEnumerable <BluetoothGattDescriptorModel> descriptors)
{
ServiceUuid = serviceUuid;
Uuid = uuid;
Properties = properties;
Permissions = permissions;
Descriptors = descriptors;
}
/// <summary>
/// Convert native permissions to abstracted permissions
/// </summary>
/// <param name="permission"></param>
/// <returns></returns>
CharacterisiticPermissionType GetPermissions(GattPermission permission)
{
CharacterisiticPermissionType t = 0;
foreach (GattPermission value in Enum.GetValues(typeof(GattPermission)))
{
switch (value)
{
case GattPermission.Read:
t |= CharacterisiticPermissionType.Read;
break;
case GattPermission.ReadEncrypted:
t |= CharacterisiticPermissionType.ReadEncrypted;
break;
case GattPermission.ReadEncryptedMitm:
t |= CharacterisiticPermissionType.ReadEncryptedMitm;
break;
case GattPermission.Write:
t |= CharacterisiticPermissionType.Write;
break;
case GattPermission.WriteEncrypted:
t |= CharacterisiticPermissionType.WriteEncrypted;
break;
case GattPermission.WriteEncryptedMitm:
t |= CharacterisiticPermissionType.WriteEncryptedMitm;
break;
case GattPermission.WriteSigned:
t |= CharacterisiticPermissionType.WriteSigned;
break;
case GattPermission.WriteSignedMitm:
t |= CharacterisiticPermissionType.WriteSignedMitm;
break;
default:
throw new ArgumentOutOfRangeException();
}
}
return(t);
}
public Characteristic(Guid uuid, CharacterisiticPermissionType permissions, CharacteristicPropertyType properties)
{
GattPermission gattPermissions = GetNativePermissions(permissions);
_nativeCharacteristic = new BluetoothGattCharacteristic(UUID.FromString(uuid.ToString()), (GattProperty)properties, gattPermissions);
}
