--- /dev/null
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef PULSEVIEW_PV_STORESESSION_H
+#define PULSEVIEW_PV_STORESESSION_H
+
+#include <stdint.h>
+
+#include <atomic>
+#include <mutex>
+#include <string>
+#include <thread>
+
+#include <QObject>
+
+namespace sigrok {
+class Output;
+}
+
+namespace pv {
+
+class SigSession;
+
+namespace data {
+class LogicSnapshot;
+}
+
+class StoreSession : public QObject
+{
+ Q_OBJECT
+
+private:
+ static const size_t BlockSize;
+
+public:
+ StoreSession(const std::string &file_name,
+ const SigSession &session);
+
+ ~StoreSession();
+
+ std::pair<int, int> progress() const;
+
+ const QString& error() const;
+
+ bool start();
+
+ void wait();
+
+ void cancel();
+
+private:
+ void store_proc(std::shared_ptr<pv::data::LogicSnapshot> snapshot);
+
+Q_SIGNALS:
+ void progress_updated();
+
+private:
+ const std::string file_name_;
+ const SigSession &session_;
+
+ std::shared_ptr<sigrok::Output> output_;
+
+ std::thread thread_;
+
+ std::atomic<bool> interrupt_;
+
+ std::atomic<int> units_stored_, unit_count_;
+
+ mutable std::mutex mutex_;
+ QString error_;
+};
+
+} // pv
+
+#endif // PULSEVIEW_PV_STORESESSION_H