diff src/misc/zeromem.c @ 192:9cc34777b479 libtomcrypt

propagate from branch 'au.asn.ucc.matt.ltc-orig' (head 9ba8f01f44320e9cb9f19881105ae84f84a43ea9) to branch 'au.asn.ucc.matt.dropbear.ltc' (head dbf51c569bc34956ad948e4cc87a0eeb2170b768)
author Matt Johnston <matt@ucc.asn.au>
date Sun, 08 May 2005 06:36:47 +0000
parents 1c15b283127b
children 39d5d58461d6
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/misc/zeromem.c	Sun May 08 06:36:47 2005 +0000
@@ -0,0 +1,30 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, [email protected], http://libtomcrypt.org
+ */
+#include "tomcrypt.h"
+
+/**
+   @file zeromem.c
+   Zero a block of memory, Tom St Denis
+*/
+
+/**
+   Zero a block of memory
+   @param out    The destination of the area to zero
+   @param outlen The length of the area to zero (octets)
+*/
+void zeromem(void *out, size_t outlen)
+{
+   unsigned char *mem = out;
+   LTC_ARGCHK(out != NULL);
+   while (outlen-- > 0) {
+      *mem++ = 0;
+   }
+}