Node / meshtastic / Meshtastic-Android / files / core / ble / src / commonMain / kotlin / org / meshtastic / core / ble / KableBleScanner.kt

Displaying Raw • Download

T8b949e/*

* Copyright (c) 2026 Meshtastic LLC

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <https://www.gnu.org/licenses/>.

*/

Tff7b72package T7ee787org.meshtastic.core.ble

Tff7b72import T7ee787com.juul.kable.Scanner

Tff7b72import T7ee787kotlinx.coroutines.flow.Flow

Tff7b72import T7ee787kotlinx.coroutines.flow.channelFlow

Tff7b72import T7ee787kotlinx.coroutines.withTimeoutOrNull

Tff7b72import T7ee787org.koin.core.annotation.Single

Tff7b72import T7ee787kotlin.time.Duration

Tff7b72import T7ee787kotlin.uuid.Uuid

Tf0883e@Single

Tff7b72class T56d364KableBleScanner Tb4b4b4: Te6edf3BleScanner Tb4b4b4{

Tff7b72override Tff7b72fun Td2a8ffscanTb4b4b4(Te6edf3timeoutTb4b4b4: Te6edf3DurationTb4b4b4, Te6edf3serviceUuidTb4b4b4: Te6edf3Uuid?Tb4b4b4, Te6edf3addressTb4b4b4: Tffa657String?Tb4b4b4)Tb4b4b4: Te6edf3FlowTff7b72<Te6edf3BleDeviceTff7b72> Tb4b4b4{

Tff7b72val Te6edf3scanner Tff7b72= Te6edf3Scanner Tb4b4b4{

T8b949e// Use separate match blocks so each filter is evaluated independently (OR semantics).

T8b949e// Combining address and service UUID in a single match{} creates an AND filter which

T8b949e// silently drops results on OEM stacks (Samsung, Xiaomi) when the device uses a

T8b949e// random resolvable private address.

Tff7b72if Tb4b4b4(Te6edf3address Tff7b72!Tff7b72= Tff7b72nullTb4b4b4) Tb4b4b4{

Te6edf3filters Tb4b4b4{ Te6edf3match Tb4b4b4{ Tff7b72thisTb4b4b4.Te6edf3address Tff7b72= Te6edf3address Tb4b4b4} Tb4b4b4}

Tb4b4b4} Tff7b72else Tff7b72if Tb4b4b4(Te6edf3serviceUuid Tff7b72!Tff7b72= Tff7b72nullTb4b4b4) Tb4b4b4{

Te6edf3filters Tb4b4b4{ Te6edf3match Tb4b4b4{ Te6edf3services Tff7b72= Te6edf3listOfTb4b4b4(Te6edf3serviceUuidTb4b4b4) Tb4b4b4} Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

T8b949e// Kable's Scanner doesn't enforce timeout internally, it runs until the Flow is cancelled.

T8b949e// By wrapping it in a channelFlow with a timeout, we enforce the BleScanner contract cleanly.

Tff7b72return Te6edf3channelFlow Tb4b4b4{

Te6edf3withTimeoutOrNullTb4b4b4(Te6edf3timeoutTb4b4b4) Tb4b4b4{

Te6edf3scannerTb4b4b4.Te6edf3advertisementsTb4b4b4.Te6edf3collect Tb4b4b4{ Te6edf3advertisement Tff7b72-Tff7b72> Te6edf3sendTb4b4b4(Te6edf3KableBleDeviceTb4b4b4(Te6edf3advertisementTb4b4b4)Tb4b4b4) Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

Tb4b4b4}

Tb4b4b4}