92 lines
3.6 KiB
Python
92 lines
3.6 KiB
Python
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# -*- coding: utf-8 -*-
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import enum
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from jnius import autoclass, cast
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import bleak.exc
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from bleak.uuids import normalize_uuid_16
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# caching constants avoids unnecessary extra use of the jni-python interface, which can be slow
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List = autoclass("java.util.ArrayList")
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UUID = autoclass("java.util.UUID")
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BluetoothAdapter = autoclass("android.bluetooth.BluetoothAdapter")
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ScanCallback = autoclass("android.bluetooth.le.ScanCallback")
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ScanFilter = autoclass("android.bluetooth.le.ScanFilter")
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ScanFilterBuilder = autoclass("android.bluetooth.le.ScanFilter$Builder")
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ScanSettings = autoclass("android.bluetooth.le.ScanSettings")
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ScanSettingsBuilder = autoclass("android.bluetooth.le.ScanSettings$Builder")
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BluetoothDevice = autoclass("android.bluetooth.BluetoothDevice")
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BluetoothGatt = autoclass("android.bluetooth.BluetoothGatt")
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BluetoothGattCharacteristic = autoclass("android.bluetooth.BluetoothGattCharacteristic")
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BluetoothGattDescriptor = autoclass("android.bluetooth.BluetoothGattDescriptor")
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BluetoothProfile = autoclass("android.bluetooth.BluetoothProfile")
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PythonActivity = autoclass("org.kivy.android.PythonActivity")
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ParcelUuid = autoclass("android.os.ParcelUuid")
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activity = cast("android.app.Activity", PythonActivity.mActivity)
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context = cast("android.content.Context", activity.getApplicationContext())
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ScanResult = autoclass("android.bluetooth.le.ScanResult")
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BLEAK_JNI_NAMESPACE = "com.github.hbldh.bleak"
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PythonScanCallback = autoclass(BLEAK_JNI_NAMESPACE + ".PythonScanCallback")
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PythonBluetoothGattCallback = autoclass(
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BLEAK_JNI_NAMESPACE + ".PythonBluetoothGattCallback"
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)
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class ScanFailed(enum.IntEnum):
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ALREADY_STARTED = ScanCallback.SCAN_FAILED_ALREADY_STARTED
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APPLICATION_REGISTRATION_FAILED = (
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ScanCallback.SCAN_FAILED_APPLICATION_REGISTRATION_FAILED
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)
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FEATURE_UNSUPPORTED = ScanCallback.SCAN_FAILED_FEATURE_UNSUPPORTED
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INTERNAL_ERROR = ScanCallback.SCAN_FAILED_INTERNAL_ERROR
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GATT_SUCCESS = 0x0000
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# TODO: we may need different lookups, e.g. one for bleak.exc.CONTROLLER_ERROR_CODES
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GATT_STATUS_STRINGS = {
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# https://developer.android.com/reference/android/bluetooth/BluetoothGatt
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# https://android.googlesource.com/platform/external/bluetooth/bluedroid/+/5738f83aeb59361a0a2eda2460113f6dc9194271/stack/include/gatt_api.h
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# https://android.googlesource.com/platform/system/bt/+/master/stack/include/gatt_api.h
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# https://www.bluetooth.com/specifications/bluetooth-core-specification/
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**bleak.exc.PROTOCOL_ERROR_CODES,
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0x007F: "Too Short",
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0x0080: "No Resources",
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0x0081: "Internal Error",
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0x0082: "Wrong State",
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0x0083: "DB Full",
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0x0084: "Busy",
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0x0085: "Error",
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0x0086: "Command Started",
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0x0087: "Illegal Parameter",
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0x0088: "Pending",
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0x0089: "Auth Failure",
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0x008A: "More",
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0x008B: "Invalid Configuration",
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0x008C: "Service Started",
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0x008D: "Encrypted No MITM",
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0x008E: "Not Encrypted",
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0x008F: "Congested",
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0x0090: "Duplicate Reg",
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0x0091: "Already Open",
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0x0092: "Cancel",
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0x0101: "Failure",
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}
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CHARACTERISTIC_PROPERTY_DBUS_NAMES = {
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BluetoothGattCharacteristic.PROPERTY_BROADCAST: "broadcast",
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BluetoothGattCharacteristic.PROPERTY_EXTENDED_PROPS: "extended-properties",
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BluetoothGattCharacteristic.PROPERTY_INDICATE: "indicate",
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BluetoothGattCharacteristic.PROPERTY_NOTIFY: "notify",
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BluetoothGattCharacteristic.PROPERTY_READ: "read",
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BluetoothGattCharacteristic.PROPERTY_SIGNED_WRITE: "authenticated-signed-writes",
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BluetoothGattCharacteristic.PROPERTY_WRITE: "write",
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BluetoothGattCharacteristic.PROPERTY_WRITE_NO_RESPONSE: "write-without-response",
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}
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CLIENT_CHARACTERISTIC_CONFIGURATION_UUID = normalize_uuid_16(0x2902)
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