+ GSList *devlist = NULL;
+ sr_session_dev_list(&devlist);
+
+ if (!devlist || !devlist->data ||
+ sr_session_start() != SR_OK) {
+ error_handler(tr("Failed to start session."));
+ return;
+ }
+
+ sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data;
+ g_slist_free(devlist);
+
+ _decode_traces.clear();
+ update_signals(sdi);
+ read_sample_rate(sdi);
+
+ _sampling_thread = boost::thread(
+ &SigSession::load_session_thread_proc, this,
+ error_handler);
+
+ } else {
+ sr_input *in = NULL;
+
+ if (!(in = load_input_file_format(name.c_str(),
+ error_handler)))
+ return;
+
+ _decode_traces.clear();
+ update_signals(in->sdi);
+ read_sample_rate(in->sdi);
+
+ _sampling_thread = boost::thread(
+ &SigSession::load_input_thread_proc, this,
+ name, in, error_handler);
+ }
+}
+
+SigSession::capture_state SigSession::get_capture_state() const
+{
+ lock_guard<mutex> lock(_sampling_mutex);
+ return _capture_state;
+}
+
+void SigSession::start_capture(uint64_t record_length,
+ function<void (const QString)> error_handler)
+{
+ stop_capture();
+
+ // Check that a device instance has been selected.
+ if (!_sdi) {
+ qDebug() << "No device selected";
+ return;
+ }
+
+ // Check that at least one probe is enabled
+ const GSList *l;
+ for (l = _sdi->probes; l; l = l->next) {
+ sr_probe *const probe = (sr_probe*)l->data;
+ assert(probe);
+ if (probe->enabled)
+ break;
+ }
+
+ if (!l) {
+ error_handler(tr("No probes enabled."));
+ return;
+ }
+
+ // Begin the session
+ _sampling_thread = boost::thread(
+ &SigSession::sample_thread_proc, this, _sdi,
+ record_length, error_handler);
+}
+
+void SigSession::stop_capture()
+{
+ if (get_capture_state() == Stopped)
+ return;
+
+ sr_session_stop();
+
+ // Check that sampling stopped
+ _sampling_thread.join();
+}
+
+set< shared_ptr<data::SignalData> > SigSession::get_data() const
+{
+ lock_guard<mutex> lock(_signals_mutex);
+ set< shared_ptr<data::SignalData> > data;
+ BOOST_FOREACH(const shared_ptr<view::Signal> sig, _signals) {
+ assert(sig);
+ data.insert(sig->data());
+ }
+
+ return data;
+}
+
+vector< shared_ptr<view::Signal> > SigSession::get_signals() const
+{
+ lock_guard<mutex> lock(_signals_mutex);
+ return _signals;
+}
+
+#ifdef ENABLE_DECODE
+bool SigSession::add_decoder(srd_decoder *const dec)
+{
+ map<const srd_probe*, shared_ptr<view::LogicSignal> > probes;
+ shared_ptr<data::DecoderStack> decoder_stack;
+
+ try
+ {
+ lock_guard<mutex> lock(_signals_mutex);
+
+ // Create the decoder
+ decoder_stack = shared_ptr<data::DecoderStack>(
+ new data::DecoderStack(dec));
+
+ // Auto select the initial probes
+ for(const GSList *i = dec->probes; i; i = i->next)
+ {
+ const srd_probe *const probe = (const srd_probe*)i->data;
+ BOOST_FOREACH(shared_ptr<view::Signal> s, _signals)
+ {
+ shared_ptr<view::LogicSignal> l =
+ dynamic_pointer_cast<view::LogicSignal>(s);
+ if (l && QString::fromUtf8(probe->name).
+ toLower().contains(
+ l->get_name().toLower()))
+ probes[probe] = l;
+ }
+ }
+
+ assert(decoder_stack);
+ assert(!decoder_stack->stack().empty());
+ assert(decoder_stack->stack().front());
+ decoder_stack->stack().front()->set_probes(probes);
+
+ // Create the decode signal
+ shared_ptr<view::DecodeTrace> d(
+ new view::DecodeTrace(*this, decoder_stack,
+ _decode_traces.size()));
+ _decode_traces.push_back(d);
+ }
+ catch(std::runtime_error e)
+ {
+ return false;