#include #ifdef BN_MP_INIT_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, tstdenis82@gmail.com, http://libtom.org */ /* init a new mp_int */ int mp_init(mp_int *a) { int i; /* allocate memory required and clear it */ a->dp = OPT_CAST(mp_digit) XMALLOC(sizeof (mp_digit) * MP_PREC); if (a->dp == NULL) { return MP_MEM; } /* set the digits to zero */ for (i = 0; i < MP_PREC; i++) { a->dp[i] = 0; } /* set the used to zero, allocated digits to the default precision * and sign to positive */ a->used = 0; a->alloc = MP_PREC; a->sign = MP_ZPOS; return MP_OKAY; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */