Node / meshtastic / Meshtastic-Android / files / core / domain / src / commonMain / kotlin / org / meshtastic / core / domain / usecase / settings / ImportSecurityConfigUseCase.kt

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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.domain.usecase.settings

Tff7b72import T7ee787okio.ByteString.Companion.decodeBase64

Tff7b72import T7ee787org.koin.core.annotation.Single

Tff7b72import T7ee787org.meshtastic.core.repository.StoredSecurityKeys

Tff7b72import T7ee787org.meshtastic.proto.Config

T8b949e/** Use case for restoring security configuration (public/private keys) from a [StoredSecurityKeys] backup. */

Tf0883e@Single

Tff7b72open Tff7b72class T56d364ImportSecurityConfigUseCase Tb4b4b4{

T8b949e/**

* Decodes a key backup previously saved via [org.meshtastic.core.repository.SecurityKeyBackupStore] into a

* [Config.SecurityConfig], ready to apply to a node via the admin-config-write path.

*

* @param stored The stored key backup to decode.

* @return A [Result] containing the decoded [Config.SecurityConfig], or a failure if the backup is malformed.

*/

Tff7b72open Tff7b72operator Tff7b72fun Td2a8ffinvokeTb4b4b4(Te6edf3storedTb4b4b4: Te6edf3StoredSecurityKeysTb4b4b4)Tb4b4b4: Te6edf3ResultTff7b72<Te6edf3ConfigTb4b4b4.Te6edf3SecurityConfigTff7b72> Tff7b72= Te6edf3runCatching Tb4b4b4{

Tff7b72val Te6edf3publicKey Tff7b72= Te6edf3storedTb4b4b4.Te6edf3publicKeyBase64Tb4b4b4.Te6edf3decodeBase64Tb4b4b4(Tb4b4b4)

Tff7b72val Te6edf3privateKey Tff7b72= Te6edf3storedTb4b4b4.Te6edf3privateKeyBase64Tb4b4b4.Te6edf3decodeBase64Tb4b4b4(Tb4b4b4)

Te6edf3requireNotNullTb4b4b4(Te6edf3publicKeyTb4b4b4) Tb4b4b4{ Ta5d6ff"Ta5d6ffpublic_key is not valid base64Ta5d6ff" Tb4b4b4}

Te6edf3requireNotNullTb4b4b4(Te6edf3privateKeyTb4b4b4) Tb4b4b4{ Ta5d6ff"Ta5d6ffprivate_key is not valid base64Ta5d6ff" Tb4b4b4}

Te6edf3ConfigTb4b4b4.Te6edf3SecurityConfigTb4b4b4(Te6edf3public_key Tff7b72= Te6edf3publicKeyTb4b4b4, Te6edf3private_key Tff7b72= Te6edf3privateKeyTb4b4b4)

Tb4b4b4}

Tb4b4b4}