X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdata%2Fsnapshot.cpp;h=602388412f00624cc6db0cfbce81fff684b1223f;hb=e92cd4e4cddac2639c1a5e278124b5bb22ace10f;hp=afd1e43e7c7b3169e792adb4336db4b171fcfd8c;hpb=e7c6e89875ce1a25ff4e69abcd792c4c93e4ddde;p=pulseview.git

diff --git a/pv/data/snapshot.cpp b/pv/data/snapshot.cpp
index afd1e43e..60238841 100644
--- a/pv/data/snapshot.cpp
+++ b/pv/data/snapshot.cpp
@@ -50,10 +50,16 @@ uint64_t Snapshot::get_sample_count() const
 	return _sample_count;
 }
 
+int Snapshot::unit_size() const
+{
+	return _unit_size;
+}
+
 void Snapshot::append_data(void *data, uint64_t samples)
 {
 	lock_guard<recursive_mutex> lock(_mutex);
-	_data = realloc(_data, (_sample_count + samples) * _unit_size);
+	_data = realloc(_data, (_sample_count + samples) * _unit_size +
+		sizeof(uint64_t));
 	memcpy((uint8_t*)_data + _sample_count * _unit_size,
 		data, samples * _unit_size);
 	_sample_count += samples;