PulseView depends on libsigrokdecode >= 0.2.0 (optional).

[pulseview.git] / pv / sigsession.cpp

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index 131f057de5d881e72d442418dff4952ebef74a27..5ab30ab1299e2e7bb81475053049eb46f189c3e1 100644 (file)
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -20,6 +20,7 @@
 
 #include "sigsession.h"
 
+#include "devicemanager.h"
 #include "data/analog.h"
 #include "data/analogsnapshot.h"
 #include "data/logic.h"
@@ -39,7 +40,8 @@ namespace pv {
 // TODO: This should not be necessary
 SigSession* SigSession::_session = NULL;
 
-SigSession::SigSession() :
+SigSession::SigSession(DeviceManager &device_manager) :
+       _device_manager(device_manager),
        _sdi(NULL),
        _capture_state(Stopped)
 {
@@ -66,9 +68,21 @@ struct sr_dev_inst* SigSession::get_device() const
 
 void SigSession::set_device(struct sr_dev_inst *sdi)
 {
+       if (_sdi)
+               _device_manager.release_device(_sdi);
+       if (sdi)
+               _device_manager.use_device(sdi, this);
        _sdi = sdi;
 }
 
+void SigSession::release_device(struct sr_dev_inst *sdi)
+{
+       (void)sdi;
+
+       assert(_capture_state == Stopped);
+       _sdi = NULL;
+}
+
 void SigSession::load_file(const string &name,
        function<void (const QString)> error_handler)
 {
@@ -167,6 +181,10 @@ void SigSession::load_thread_proc(const string name,
        sr_session_destroy();
 
        set_capture_state(Stopped);
+
+       // Confirm that SR_DF_END was received
+       assert(!_cur_logic_snapshot);
+       assert(!_cur_analog_snapshot);
 }
 
 void SigSession::sample_thread_proc(struct sr_dev_inst *sdi,
@@ -205,6 +223,10 @@ void SigSession::sample_thread_proc(struct sr_dev_inst *sdi,
        sr_session_destroy();
 
        set_capture_state(Stopped);
+
+       // Confirm that SR_DF_END was received
+       assert(!_cur_logic_snapshot);
+       assert(!_cur_analog_snapshot);
 }
 
 void SigSession::feed_in_header(const sr_dev_inst *sdi)