Mercurial > dropbear
view libtommath/bn_mp_zero.c @ 370:9a789fc03f40
Make sure that we clean up key parts if we fail during reading a rsa key
(from Klocwork)
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Thu, 02 Nov 2006 16:10:18 +0000 |
parents | eed26cff980b |
children | 5ff8218bcee9 |
line wrap: on
line source
#include <tommath.h> #ifdef BN_MP_ZERO_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * * LibTomMath is a library that provides multiple-precision * integer arithmetic as well as number theoretic functionality. * * The library was designed directly after the MPI library by * Michael Fromberger but has been written from scratch with * additional optimizations in place. * * The library is free for all purposes without any express * guarantee it works. * * Tom St Denis, [email protected], http://math.libtomcrypt.org */ /* set to zero */ void mp_zero (mp_int * a) { int n; mp_digit *tmp; a->sign = MP_ZPOS; a->used = 0; tmp = a->dp; for (n = 0; n < a->alloc; n++) { *tmp++ = 0; } } #endif