feat: add plasma-face-unlock

src/agent/agentsocket.h

@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// Where the daemon tells this session about scans it did not ask for: sudo in
+// a terminal, an admin prompt, a test from the menu. The daemon connects to
+// $XDG_RUNTIME_DIR/plasma-face-unlock/agent.socket when such a scan starts,
+// so neither side has to keep a connection open (and the daemon can exit when
+// it is idle).
+//
+// Only root and this user may talk here, and all they can do is make the
+// bubble move.
+
+#pragma once
+
+#include <QJsonObject>
+#include <QLocalServer>
+#include <QObject>
+
+class AgentSocket : public QObject
+{
+    Q_OBJECT
+public:
+    explicit AgentSocket(QObject *parent = nullptr);
+    bool listen();
+
+    static QString path();
+
+Q_SIGNALS:
+    void scanEvent(const QJsonObject &event);
+
+private:
+    QLocalServer m_server;
+};