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author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2019-06-13 19:07:13 (GMT) |
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committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2019-06-13 19:07:13 (GMT) |
commit | 505f963287b050bd46871d4659cebc65986ca5ac (patch) | |
tree | 853ad3262ab07f7c5755e76b8154f36f24608014 /libtommath/bn_s_mp_exptmod.c | |
parent | 689987ea924a8fded1801777c1a14ab1205fa826 (diff) | |
download | tcl-505f963287b050bd46871d4659cebc65986ca5ac.zip tcl-505f963287b050bd46871d4659cebc65986ca5ac.tar.gz tcl-505f963287b050bd46871d4659cebc65986ca5ac.tar.bz2 |
Update to latest libtommath's "develop" branch. On the way to 1.2.0
Diffstat (limited to 'libtommath/bn_s_mp_exptmod.c')
-rw-r--r-- | libtommath/bn_s_mp_exptmod.c | 28 |
1 files changed, 8 insertions, 20 deletions
diff --git a/libtommath/bn_s_mp_exptmod.c b/libtommath/bn_s_mp_exptmod.c index b22cde8..5d5510f 100644 --- a/libtommath/bn_s_mp_exptmod.c +++ b/libtommath/bn_s_mp_exptmod.c @@ -1,16 +1,7 @@ #include "tommath_private.h" #ifdef BN_S_MP_EXPTMOD_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. - * - * SPDX-License-Identifier: Unlicense - */ +/* LibTomMath, multiple-precision integer library -- Tom St Denis */ +/* SPDX-License-Identifier: Unlicense */ #ifdef MP_LOW_MEM # define TAB_SIZE 32 @@ -18,12 +9,13 @@ # define TAB_SIZE 256 #endif -int s_mp_exptmod(const mp_int *G, const mp_int *X, const mp_int *P, mp_int *Y, int redmode) +mp_err s_mp_exptmod(const mp_int *G, const mp_int *X, const mp_int *P, mp_int *Y, int redmode) { mp_int M[TAB_SIZE], res, mu; mp_digit buf; - int err, bitbuf, bitcpy, bitcnt, mode, digidx, x, y, winsize; - int (*redux)(mp_int *x, const mp_int *m, const mp_int *mu); + mp_err err; + int bitbuf, bitcpy, bitcnt, mode, digidx, x, y, winsize; + mp_err(*redux)(mp_int *x, const mp_int *m, const mp_int *mu); /* find window size */ x = mp_count_bits(X); @@ -150,11 +142,11 @@ int s_mp_exptmod(const mp_int *G, const mp_int *X, const mp_int *P, mp_int *Y, i } /* read next digit and reset the bitcnt */ buf = X->dp[digidx--]; - bitcnt = (int)DIGIT_BIT; + bitcnt = (int)MP_DIGIT_BIT; } /* grab the next msb from the exponent */ - y = (buf >> (mp_digit)(DIGIT_BIT - 1)) & 1; + y = (buf >> (mp_digit)(MP_DIGIT_BIT - 1)) & 1uL; buf <<= (mp_digit)1; /* if the bit is zero and mode == 0 then we ignore it @@ -246,7 +238,3 @@ LBL_M: return err; } #endif - -/* ref: $Format:%D$ */ -/* git commit: $Format:%H$ */ -/* commit time: $Format:%ai$ */ |