ag/cpython-source-deps
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Import OpenSSL 1.1.1g

Browse Source
This commit is contained in:
Steve Dower
2020-06-12 20:28:47 +01:00
parent e531386a2f
commit 7f34c3085f
45 changed files with 1837 additions and 628 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
crypto/ec/ec_mult.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2001-2019 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2001-2020 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
*
* Licensed under the OpenSSL license (the "License"). You may not use
@@ -260,17 +260,10 @@ int ec_scalar_mul_ladder(const EC_GROUP *group, EC_POINT *r,
goto err;
}
/*-
* Apply coordinate blinding for EC_POINT.
*
* The underlying EC_METHOD can optionally implement this function:
* ec_point_blind_coordinates() returns 0 in case of errors or 1 on
* success or if coordinate blinding is not implemented for this
* group.
*/
if (!ec_point_blind_coordinates(group, p, ctx)) {
ECerr(EC_F_EC_SCALAR_MUL_LADDER, EC_R_POINT_COORDINATES_BLIND_FAILURE);
goto err;
/* ensure input point is in affine coords for ladder step efficiency */
if (!p->Z_is_one && !EC_POINT_make_affine(group, p, ctx)) {
ECerr(EC_F_EC_SCALAR_MUL_LADDER, ERR_R_EC_LIB);
goto err;
}
/* Initialize the Montgomery ladder */
@@ -747,6 +740,20 @@ int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
if (r_is_at_infinity) {
if (!EC_POINT_copy(r, val_sub[i][digit >> 1]))
goto err;
/*-
* Apply coordinate blinding for EC_POINT.
*
* The underlying EC_METHOD can optionally implement this function:
* ec_point_blind_coordinates() returns 0 in case of errors or 1 on
* success or if coordinate blinding is not implemented for this
* group.
*/
if (!ec_point_blind_coordinates(group, r, ctx)) {
ECerr(EC_F_EC_WNAF_MUL, EC_R_POINT_COORDINATES_BLIND_FAILURE);
goto err;
}
r_is_at_infinity = 0;
} else {
if (!EC_POINT_add