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author | Billy Brumley <bbrumley@gmail.com> | 2021-08-09 22:57:47 +0300 |
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committer | Dmitry Belyavskiy <beldmit@users.noreply.github.com> | 2021-08-11 16:51:34 +0300 |
commit | c5ec3860a0c95a74ee98210e0ac174924866dab1 (patch) | |
tree | ef3133f7c2ad1e29d1acd3d6c6b23a9c9ba59881 /ecp_id_tc26_gost_3410_2012_256_paramSetA.c | |
parent | 949e0de6bf5c9c75f18924f062cf505eea796361 (diff) | |
download | gost-engine-c5ec3860a0c95a74ee98210e0ac174924866dab1.zip gost-engine-c5ec3860a0c95a74ee98210e0ac174924866dab1.tar.gz gost-engine-c5ec3860a0c95a74ee98210e0ac174924866dab1.tar.bz2 |
push VKO cofactor clearing into ECCKiila
Diffstat (limited to 'ecp_id_tc26_gost_3410_2012_256_paramSetA.c')
-rw-r--r-- | ecp_id_tc26_gost_3410_2012_256_paramSetA.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/ecp_id_tc26_gost_3410_2012_256_paramSetA.c b/ecp_id_tc26_gost_3410_2012_256_paramSetA.c index 9282fb7..f6bb491 100644 --- a/ecp_id_tc26_gost_3410_2012_256_paramSetA.c +++ b/ecp_id_tc26_gost_3410_2012_256_paramSetA.c @@ -3674,6 +3674,9 @@ static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[32], fiat_id_tc26_gost_3410_2012_256_paramSetA_selectznz(Q.Z, scalar[0] & 1, lut.Z, Q.Z); + point_double(&Q, &Q); + point_double(&Q, &Q); + /* move from Edwards projective to legacy projective */ point_edwards2legacy(&Q, &Q); /* convert to affine -- NB depends on coordinate system */ @@ -8881,6 +8884,9 @@ static void var_smul_rwnaf(pt_aff_t *out, const unsigned char scalar[32], fiat_id_tc26_gost_3410_2012_256_paramSetA_selectznz(Q.Z, scalar[0] & 1, lut.Z, Q.Z); + point_double(&Q, &Q); + point_double(&Q, &Q); + /* move from Edwards projective to legacy projective */ point_edwards2legacy(&Q, &Q); /* convert to affine -- NB depends on coordinate system */ |