Mercurial > dropbear
view libtommath/bn_mp_mulmod.c @ 1490:9b87cbe931e3
build: Remove unused constructs: `space' and `AC_PROG_MAKE_SET'
The makefile variable `space' is never used.
The autoconf output variable `SET_MAKE' is never used, so the
autoconf macro `AC_PROG_MAKE_SET' has been removed.
author | Michael Witten <mfwitten@gmail.com> |
---|---|
date | Mon, 31 Jul 2017 23:55:52 +0000 |
parents | 8bba51a55704 |
children | f52919ffd3b1 |
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#include <tommath_private.h> #ifdef BN_MP_MULMOD_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 */ /* d = a * b (mod c) */ int mp_mulmod (mp_int * a, mp_int * b, mp_int * c, mp_int * d) { int res; mp_int t; if ((res = mp_init_size (&t, c->used)) != MP_OKAY) { return res; } if ((res = mp_mul (a, b, &t)) != MP_OKAY) { mp_clear (&t); return res; } res = mp_mod (&t, c, d); mp_clear (&t); return res; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */