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author | Niels Möller <nisse@lysator.liu.se> | 2020-10-30 15:01:39 +0100 |
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committer | Niels Möller <nisse@lysator.liu.se> | 2020-10-30 20:22:40 +0100 |
commit | f4f5625edb7d899972431b838ac19ced9288f68a (patch) | |
tree | bc18e9bd95b9f940bc6d4229e012c063562e8c9e /ecc-pp1-redc.c | |
parent | cbf217b15f66a73041e6fe1a108453efd0297d27 (diff) | |
download | nettle-f4f5625edb7d899972431b838ac19ced9288f68a.tar.gz |
Add separate result argument to all mod functions.
* ecc-internal.h (typedef ecc_mod_func): Add separate result
argument. Updated all C implementations and callers.
Diffstat (limited to 'ecc-pp1-redc.c')
-rw-r--r-- | ecc-pp1-redc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/ecc-pp1-redc.c b/ecc-pp1-redc.c index 9f643d97..b088c4c5 100644 --- a/ecc-pp1-redc.c +++ b/ecc-pp1-redc.c @@ -42,7 +42,7 @@ /* Use that 1 = p + 1 (mod p), and that at least one low limb of p + 1 is zero. */ void -ecc_pp1_redc (const struct ecc_modulo *m, mp_limb_t *rp) +ecc_pp1_redc (const struct ecc_modulo *m, mp_limb_t *rp, mp_limb_t *xp) { unsigned i; mp_limb_t hi, cy; @@ -50,9 +50,9 @@ ecc_pp1_redc (const struct ecc_modulo *m, mp_limb_t *rp) mp_size_t k = m->redc_size; for (i = 0; i < m->size; i++) - rp[i] = mpn_addmul_1 (rp + i + k, - m->redc_mpm1, m->size - k, rp[i]); - hi = mpn_add_n (rp, rp, rp + m->size, m->size); + xp[i] = mpn_addmul_1 (xp + i + k, + m->redc_mpm1, m->size - k, xp[i]); + hi = mpn_add_n (rp, xp, xp + m->size, m->size); if (shift > 0) { hi = (hi << shift) | (rp[m->size - 1] >> (GMP_NUMB_BITS - shift)); |