From: Martin Willi <martin@revosec.ch>
Date: Fri, 11 Jan 2013 14:27:24 +0000 (+0100)
Subject: Add a bio_reader_t constructor variant freeing passed data during destruction
X-Git-Tag: 5.0.3dr2~21^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7fb81886b9024047f9e903884f330e649112ed0e;p=thirdparty%2Fstrongswan.git

Add a bio_reader_t constructor variant freeing passed data during destruction
---

diff --git a/src/libstrongswan/bio/bio_reader.c b/src/libstrongswan/bio/bio_reader.c
index 17815d6c00..29b9e7279d 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;
+}
diff --git a/src/libstrongswan/bio/bio_reader.h b/src/libstrongswan/bio/bio_reader.h
index 3162f3edaf..475422428d 100644
--- a/src/libstrongswan/bio/bio_reader.h
+++ b/src/libstrongswan/bio/bio_reader.h
@@ -187,7 +187,18 @@ struct bio_reader_t {
 
 /**
  * Create a bio_reader instance.
+ *
+ * @param data			data buffer, must survive lifetime of reader
+ * @return				reader
  */
 bio_reader_t *bio_reader_create(chunk_t data);
 
-#endif /** bio_reader_H_ @}*/
+/**
+ * Create a bio_reader instance owning buffer.
+ *
+ * @param data			data buffer, gets freed with destroy()
+ * @return				reader
+ */
+bio_reader_t *bio_reader_create_own(chunk_t data);
+
+#endif /** BIO_READER_H_ @}*/