#include #ifdef BN_MP_TO_SIGNED_BIN_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 */ /* store in signed [big endian] format */ int mp_to_signed_bin (mp_int * a, unsigned char *b) { int res; if ((res = mp_to_unsigned_bin (a, b + 1)) != MP_OKAY) { return res; } b[0] = (a->sign == MP_ZPOS) ? (unsigned char)0 : (unsigned char)1; return MP_OKAY; } #endif /* ref: tag: v1.0.1, master */ /* git commit: 5953f62e42b24af93748b1ee5e1d062e242c2546 */ /* commit time: 2017-08-29 22:27:36 +0200 */