Mercurial > dropbear
diff libtomcrypt/src/misc/burn_stack.c @ 285:1b9e69c058d2
propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
to branch 'au.asn.ucc.matt.dropbear' (head fdf4a7a3b97ae5046139915de7e40399cceb2c01)
author | Matt Johnston <matt@ucc.asn.au> |
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date | Wed, 08 Mar 2006 13:23:58 +0000 |
parents | |
children | 0cbe8f6dbf9e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtomcrypt/src/misc/burn_stack.c Wed Mar 08 13:23:58 2006 +0000 @@ -0,0 +1,34 @@ +/* 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 burn_stack.c + Burn stack, Tom St Denis +*/ + +/** + Burn some stack memory + @param len amount of stack to burn in bytes +*/ +void burn_stack(unsigned long len) +{ + unsigned char buf[32]; + zeromem(buf, sizeof(buf)); + if (len > (unsigned long)sizeof(buf)) + burn_stack(len - sizeof(buf)); +} + + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/burn_stack.c,v $ */ +/* $Revision: 1.3 $ */ +/* $Date: 2005/05/05 14:35:59 $ */