mirror of
https://github.com/deneraraujo/OpenVPNAdapter.git
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41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
// OpenVPN -- An application to securely tunnel IP networks
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// over a single port, with support for SSL/TLS-based
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// session authentication and key exchange,
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// packet encryption, packet authentication, and
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// packet compression.
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//
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// Copyright (C) 2012-2017 OpenVPN Inc.
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//
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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 Affero General Public License Version 3
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// as published by the Free Software Foundation.
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//
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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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program in the COPYING file.
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// If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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// seed OpenSSL's random number generator with /dev/urandom
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#include <openssl/rand.h>
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#include <openvpn/random/devurand.hpp>
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namespace openvpn {
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inline void openssl_reseed_rng()
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{
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unsigned char entropy[64];
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RandomAPI::Ptr rng(new DevURand);
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rng->rand_bytes(entropy, sizeof(entropy));
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RAND_seed(entropy, sizeof(entropy));
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}
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}
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