kc3-lang/libtommath/bn_mp_cmp.c
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Hash : 4534056c
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Date : 2019-05-13T00:22:18
use enums mp_err, mp_ord, mp_bool, mp_sign * MP_USE_ENUMS enables enums * Wc++-compat catches some implicit conversions if MP_USE_ENUMS is defined * 100% backwards compatible API/ABI if MP_USE_ENUMS is not defined
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bn_mp_cmp.c
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#include "tommath_private.h" #ifdef BN_MP_CMP_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ /* compare two ints (signed)*/ mp_ord mp_cmp(const mp_int *a, const mp_int *b) { /* compare based on sign */ if (a->sign != b->sign) { if (a->sign == MP_NEG) { return MP_LT; } else { return MP_GT; } } /* compare digits */ if (a->sign == MP_NEG) { /* if negative compare opposite direction */ return mp_cmp_mag(b, a); } else { return mp_cmp_mag(a, b); } } #endif