feat(mobile): legacyDeviceVault helper for per-device key probing

2026-05-16 16:41:18 +02:00
parent 69733168ed
commit 8c27e8eafa
1 changed files with 9 additions and 0 deletions
@@ -0,0 +1,9 @@
+import { secretStore } from './secretStore';
+
+// During the migration window the orchestrator probes SecureStore for legacy
+// per-device private keys. We keep this read-only — never write — so a future
+// reset can safely wipe the new chatapp.userpriv.* slot without affecting
+// pre-existing legacy entries.
+export function legacyDeviceKey(userId: string, deviceId: string): Promise<Uint8Array | null> {
+  return secretStore.getSecret('chatapp.priv.' + userId + '.' + deviceId);
+}