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664eed2e92
FIPS requires that a random number generator from a certified crypto library is used. Signed-off-by: Andreas Schneider <asn@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org> Autobuild-User(master): Jeremy Allison <jra@samba.org> Autobuild-Date(master): Thu Jul 18 01:30:20 UTC 2019 on sn-devel-184
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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Unix SMB/CIFS implementation.
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Functions to create reasonable random numbers for crypto use.
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Copyright (C) Jeremy Allison 2001
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "replace.h"
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#include "lib/util/genrand.h"
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#include <gnutls/gnutls.h>
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#include <gnutls/crypto.h>
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/* TODO: Add API for generating nonce or use gnutls_rnd directly everywhere. */
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_PUBLIC_ void generate_random_buffer(uint8_t *out, int len)
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{
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/* Thread and fork safe random number generator for temporary keys. */
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gnutls_rnd(GNUTLS_RND_RANDOM, out, len);
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}
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/*
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* Keep generate_secret_buffer in case we ever want to do something
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* different
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*/
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_PUBLIC_ void generate_secret_buffer(uint8_t *out, int len)
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{
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/* Thread and fork safe random number generator for long term keys. */
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gnutls_rnd(GNUTLS_RND_KEY, out, len);
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}
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