From f281a95547600bcc7a7069c84a6abc9b9dc3997d Mon Sep 17 00:00:00 2001 From: Zoltan Fridrich Date: Wed, 14 Sep 2022 10:07:19 +0200 Subject: Implement balloon password hashing --- balloon-sha1.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 balloon-sha1.c (limited to 'balloon-sha1.c') diff --git a/balloon-sha1.c b/balloon-sha1.c new file mode 100644 index 00000000..7238b487 --- /dev/null +++ b/balloon-sha1.c @@ -0,0 +1,54 @@ +/* balloon-sha1.c + + Balloon password-hashing algorithm. + + Copyright (C) 2022 Zoltan Fridrich + + This file is part of GNU Nettle. + + GNU Nettle is free software: you can redistribute it and/or + modify it under the terms of either: + + * the GNU Lesser General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at your + option) any later version. + + or + + * the GNU General Public License as published by the Free + Software Foundation; either version 2 of the License, or (at your + option) any later version. + + or both in parallel, as here. + + GNU Nettle is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received copies of the GNU General Public License and + the GNU Lesser General Public License along with this program. If + not, see http://www.gnu.org/licenses/. +*/ + +#if HAVE_CONFIG_H +# include "config.h" +#endif + +#include "balloon.h" +#include "sha1.h" + +void +balloon_sha1(size_t s_cost, size_t t_cost, + size_t passwd_length, const uint8_t *passwd, + size_t salt_length, const uint8_t *salt, + uint8_t *scratch, uint8_t *dst) +{ + struct sha1_ctx ctx; + sha1_init(&ctx); + balloon(&ctx, + (nettle_hash_update_func*)sha1_update, + (nettle_hash_digest_func*)sha1_digest, + SHA1_DIGEST_SIZE, s_cost, t_cost, + passwd_length, passwd, salt_length, salt, scratch, dst); +} -- cgit v1.2.1