# HG changeset patch
# User Matt Johnston <matt@ucc.asn.au>
# Date 1328869938 -28800
# Node ID 4222a1039b065920882d7d55fb39b3ebd3374c0d
# Parent  a98e2ced7bfa5bf776930c625b421b9f5aee8e2e
Clear a few buffers when possible

diff -r a98e2ced7bfa -r 4222a1039b06 circbuffer.c
--- a/circbuffer.c	Tue Nov 08 00:01:47 2011 +0800
+++ b/circbuffer.c	Fri Feb 10 18:32:18 2012 +0800
@@ -48,6 +48,7 @@
 
 void cbuf_free(circbuffer * cbuf) {
 
+	m_burn(cbuf->data, cbuf->size);
 	m_free(cbuf->data);
 	m_free(cbuf);
 }
diff -r a98e2ced7bfa -r 4222a1039b06 common-kex.c
--- a/common-kex.c	Tue Nov 08 00:01:47 2011 +0800
+++ b/common-kex.c	Fri Feb 10 18:32:18 2012 +0800
@@ -366,6 +366,11 @@
 	ses.keys = ses.newkeys;
 	ses.newkeys = NULL;
 
+	m_burn(C2S_IV, sizeof(C2S_IV));
+	m_burn(C2S_key, sizeof(C2S_key));
+	m_burn(S2C_IV, sizeof(S2C_IV));
+	m_burn(S2C_key, sizeof(S2C_key));
+
 	TRACE(("leave gen_new_keys"))
 }