X-Git-Url: http://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdevice%2Fsessionfile.cpp;fp=pv%2Fdevice%2Fsessionfile.cpp;h=ffdeb670d7efea1d368cddce78cb79faaf882239;hp=0000000000000000000000000000000000000000;hb=ae2d1bc5b5aba9fcdd7fef42ef1bc9069267d6f7;hpb=2445d0b3d64ab051d8a686506910224f9f4e45c7

diff --git a/pv/device/sessionfile.cpp b/pv/device/sessionfile.cpp
new file mode 100644
index 00000000..ffdeb670
--- /dev/null
+++ b/pv/device/sessionfile.cpp
@@ -0,0 +1,75 @@
+/*
+ * 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
+ */
+
+#include "sessionfile.h"
+
+#include <libsigrok/libsigrok.h>
+
+namespace pv {
+namespace device {
+
+SessionFile::SessionFile(const std::string &path) :
+	File(path),
+	_sdi(NULL)
+{
+}
+
+sr_dev_inst* SessionFile::dev_inst() const
+{
+	return _sdi;
+}
+
+void SessionFile::use(SigSession *owner) throw(QString)
+{
+	assert(!_sdi);
+
+	if (sr_session_load(_path.c_str()) != SR_OK)
+		throw tr("Failed to open file.\n");
+
+	GSList *devlist = NULL;
+	sr_session_dev_list(&devlist);
+
+	if (!devlist || !devlist->data) {
+		if (devlist)
+			g_slist_free(devlist);
+		throw tr("Failed to start session.");
+	}
+
+	_sdi = (sr_dev_inst*)devlist->data;
+	g_slist_free(devlist);
+
+	File::use(owner);
+}
+
+void SessionFile::release()
+{
+	if (!_owner)
+		return;
+
+	assert(_sdi);
+	File::release();
+	sr_dev_close(_sdi);
+	sr_dev_clear(_sdi->driver);
+	sr_session_destroy();
+	_sdi = NULL;
+}
+
+} // device
+} // pv