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58 lines
2.4 KiB
C++
58 lines
2.4 KiB
C++
// Copyright (c) 2014-2020, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include "crypto/crypto.cpp"
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#include "crypto-tests.h"
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bool check_scalar(const crypto::ec_scalar &scalar) {
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return crypto::sc_check(crypto::operator &(scalar)) == 0;
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}
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void random_scalar(crypto::ec_scalar &res) {
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crypto::random_scalar(res);
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}
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void hash_to_scalar(const void *data, std::size_t length, crypto::ec_scalar &res) {
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crypto::hash_to_scalar(data, length, res);
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}
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void hash_to_point(const crypto::hash &h, crypto::ec_point &res) {
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crypto::ge_p2 point;
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crypto::ge_fromfe_frombytes_vartime(&point, reinterpret_cast<const unsigned char *>(&h));
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crypto::ge_tobytes(crypto::operator &(res), &point);
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}
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void hash_to_ec(const crypto::public_key &key, crypto::ec_point &res) {
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crypto::ge_p3 tmp;
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crypto::hash_to_ec(key, tmp);
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crypto::ge_p3_tobytes(crypto::operator &(res), &tmp);
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}
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