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Initial Mangos Three Commit

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Antz 2020-02-16 01:55:18 +00:00
parent bb91aa5933
commit 7665a09232
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2444 changed files with 625144 additions and 0 deletions
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30
dep/tomlib/Math/src/bn_mp_incr.c Normal file
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#include "tommath_private.h"
#ifdef BN_MP_INCR_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* Increment "a" by one like "a++". Changes input! */
int mp_incr(mp_int *a)
{
int e = MP_OKAY;
if (MP_IS_ZERO(a)) {
mp_set(a,1uL);
return MP_OKAY;
} else if (a->sign == MP_NEG) {
a->sign = MP_ZPOS;
if ((e = mp_decr(a)) != MP_OKAY) {
return e;
}
/* There is no -0 in LTM */
if (!MP_IS_ZERO(a)) {
a->sign = MP_NEG;
}
return MP_OKAY;
} else if (a->dp[0] < MP_MASK) {
a->dp[0]++;
return MP_OKAY;
} else {
return mp_add_d(a, 1uL,a);
}
}
#endif