1 #include <tommath.h> 2 #ifdef BN_MP_ZERO_C 3 /* LibTomMath, multiple-precision integer library -- Tom St Denis 4 * 5 * LibTomMath is a library that provides multiple-precision 6 * integer arithmetic as well as number theoretic functionality. 7 * 8 * The library was designed directly after the MPI library by 9 * Michael Fromberger but has been written from scratch with 10 * additional optimizations in place. 11 * 12 * The library is free for all purposes without any express 13 * guarantee it works. 14 * 15 * Tom St Denis, tomstdenis (at) gmail.com, http://math.libtomcrypt.com 16 */ 17 18 /* set to zero */ 19 void mp_zero (mp_int * a) 20 { 21 int n; 22 mp_digit *tmp; 23 24 a->sign = MP_ZPOS; 25 a->used = 0; 26 27 tmp = a->dp; 28 for (n = 0; n < a->alloc; n++) { 29 *tmp++ = 0; 30 } 31 } 32 #endif 33 34 /* $Source: /cvs/libtom/libtommath/bn_mp_zero.c,v $ */ 35 /* $Revision: 1.3 $ */ 36 /* $Date: 2006/03/31 14:18:44 $ */ 37