Mercurial > dropbear
view libtommath/bn_mp_unsigned_bin_size.c @ 1002:97d1e54941fd
When clearing the memory of 'key' in function openssh_read(), only the size
of the pointer to the data instead of the whole size of struct openssh_key
is cleared. Correct the size calculation as detected by Coverity CID 1191543.
| author | Christian Engelmayer <cengelma@gmx.at> |
|---|---|
| date | Wed, 28 Jan 2015 22:42:29 +0800 |
| parents | 5ff8218bcee9 |
| children | 60fc6476e044 |
line wrap: on
line source
#include <tommath.h> #ifdef BN_MP_UNSIGNED_BIN_SIZE_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.com */ /* get the size for an unsigned equivalent */ int mp_unsigned_bin_size (mp_int * a) { int size = mp_count_bits (a); return (size / 8 + ((size & 7) != 0 ? 1 : 0)); } #endif /* $Source: /cvs/libtom/libtommath/bn_mp_unsigned_bin_size.c,v $ */ /* $Revision: 1.3 $ */ /* $Date: 2006/03/31 14:18:44 $ */