From 3ddcc08324d17537c4878a30a1797b36ed3cc15c Mon Sep 17 00:00:00 2001
From: Joel Holdsworth <joel@airwebreathe.org.uk>
Date: Sat, 18 Jan 2014 20:55:38 +0000
Subject: [PATCH] SigSession: Added signal_from_probe

---
 pv/sigsession.cpp | 12 ++++++++++++
 pv/sigsession.h   |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index ecc12503..ad0b5d29 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -481,6 +481,18 @@ bool SigSession::is_trigger_enabled() const
 	return false;
 }
 
+shared_ptr<view::Signal> SigSession::signal_from_probe(
+	const sr_probe *probe) const
+{
+	lock_guard<mutex> lock(_signals_mutex);
+	BOOST_FOREACH(shared_ptr<view::Signal> sig, _signals) {
+		assert(sig);
+		if (sig->probe() == probe)
+			return sig;
+	}
+	return shared_ptr<view::Signal>();
+}
+
 void SigSession::read_sample_rate(const sr_dev_inst *const sdi)
 {
 	GVariant *gvar;
diff --git a/pv/sigsession.h b/pv/sigsession.h
index 159724fb..319acf9a 100644
--- a/pv/sigsession.h
+++ b/pv/sigsession.h
@@ -112,6 +112,9 @@ private:
 
 	bool is_trigger_enabled() const;
 
+	boost::shared_ptr<view::Signal> signal_from_probe(
+		const sr_probe *probe) const;
+
 	void read_sample_rate(const sr_dev_inst *const sdi);
 
 private:
-- 
2.30.2