Mercurial > dropbear
view libtommath/bn_mp_init_copy.c @ 1597:8f7b6f75aa58
fix uninitialised memory in fuzzer codepath
author | Matt Johnston <matt@ucc.asn.au> |
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date | Tue, 06 Mar 2018 22:02:19 +0800 |
parents | 8bba51a55704 |
children | f52919ffd3b1 |
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#include <tommath_private.h> #ifdef BN_MP_INIT_COPY_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://libtom.org */ /* creates "a" then copies b into it */ int mp_init_copy (mp_int * a, mp_int * b) { int res; if ((res = mp_init_size (a, b->used)) != MP_OKAY) { return res; } if((res = mp_copy (b, a)) != MP_OKAY) { mp_clear(a); } return res; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */