1 files changed, 20 insertions, 0 deletions
diff --git a/src/libstrongswan/bio/bio_reader.c b/src/libstrongswan/bio/bio_reader.c
index 17815d6c0..29b9e7279 100644
--- a/src/libstrongswan/bio/bio_reader.c
+++ b/src/libstrongswan/bio/bio_reader.c
@@ -36,6 +36,11 @@ struct private_bio_reader_t {
 	 * Remaining data to process
 	 */
 	chunk_t buf;
+
+	/**
+	 * Optional data to free during destruction
+	 */
+	chunk_t cleanup;
 };
 
 METHOD(bio_reader_t, remaining, u_int32_t,
@@ -302,6 +307,7 @@ METHOD(bio_reader_t, read_data32, bool,
 METHOD(bio_reader_t, destroy, void,
 	private_bio_reader_t *this)
 {
+	free(this->cleanup.ptr);
 	free(this);
 }
 
@@ -339,3 +345,17 @@ bio_reader_t *bio_reader_create(chunk_t data)
 
 	return &this->public;
 }
+
+/**
+ * See header
+ */
+bio_reader_t *bio_reader_create_own(chunk_t data)
+{
+	private_bio_reader_t *this;
+
+	this = (private_bio_reader_t*)bio_reader_create(data);
+
+	this->cleanup = data;
+
+	return &this->public;
+}