mirror of https://github.com/oxen-io/oxen-core.git
126 lines
4.9 KiB
C++
126 lines
4.9 KiB
C++
// Copyright (c) 2017-2018, 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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#include <cstdint>
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#include <gtest/gtest.h>
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#include <memory>
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#include <sstream>
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#include <string>
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#include "common/string_util.h"
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#include "cryptonote_basic/cryptonote_basic_impl.h"
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namespace
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{
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constexpr const std::array<uint8_t, 64> source = {
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0x8b, 0x65, 0x59, 0x70, 0x15, 0x37, 0x99, 0xaf, 0x2a, 0xea, 0xdc, 0x9f, 0xf1, 0xad, 0xd0, 0xea,
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0x6c, 0x72, 0x51, 0xd5, 0x41, 0x54, 0xcf, 0xa9, 0x2c, 0x17, 0x3a, 0x0d, 0xd3, 0x9c, 0x1f, 0x94,
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0x6c, 0x72, 0x51, 0xd5, 0x41, 0x54, 0xcf, 0xa9, 0x2c, 0x17, 0x3a, 0x0d, 0xd3, 0x9c, 0x1f, 0x94,
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0x8b, 0x65, 0x59, 0x70, 0x15, 0x37, 0x99, 0xaf, 0x2a, 0xea, 0xdc, 0x9f, 0xf1, 0xad, 0xd0, 0xea
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};
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constexpr std::string_view hex_full =
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"8b655970153799af2aeadc9ff1add0ea6c7251d54154cfa92c173a0dd39c1f94"
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"6c7251d54154cfa92c173a0dd39c1f948b655970153799af2aeadc9ff1add0ea"sv;
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template <size_t Size, std::enable_if_t<(2*Size <= hex_full.size()), int> = 0>
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constexpr std::string_view hex_data = hex_full.substr(0, 2*Size);
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template <typename T>
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T shove_into() {
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T val;
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static_assert(alignof(T) <= alignof(size_t), "T must have size_t (or smaller) alignment");
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static_assert(sizeof(T) <= source.size(), "T is too large for this test");
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std::memcpy(&val, source.data(), sizeof(T));
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return val;
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}
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}
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TEST(Crypto, Format)
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{
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EXPECT_EQ("{}"_format(shove_into<crypto::hash8>()), "<{}>"_format(hex_data<8>));
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EXPECT_EQ("{}"_format(shove_into<crypto::hash>()), "<{}>"_format(hex_data<32>));
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EXPECT_EQ("{}"_format(shove_into<crypto::public_key>()), "<{}>"_format(hex_data<32>));
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EXPECT_EQ("{}"_format(shove_into<crypto::signature>()), "<{}>"_format(hex_data<64>));
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EXPECT_EQ("{}"_format(shove_into<crypto::key_derivation>()), "<{}>"_format(hex_data<32>));
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EXPECT_EQ("{}"_format(shove_into<crypto::key_image>()), "<{}>"_format(hex_data<32>));
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}
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TEST(Crypto, null_keys)
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{
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char zero[32];
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memset(zero, 0, 32);
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ASSERT_EQ(memcmp(crypto::null<crypto::secret_key>.data(), zero, 32), 0);
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ASSERT_EQ(memcmp(crypto::null<crypto::public_key>.data(), zero, 32), 0);
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ASSERT_EQ(memcmp(crypto::public_key{}.data(), zero, 32), 0);
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ASSERT_EQ(memcmp(crypto::secret_key{}.data(), zero, 32), 0);
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}
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TEST(Crypto, equality)
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{
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crypto::public_key pk1{};
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std::copy(source.data(), source.data() + 32, pk1.begin());
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ASSERT_EQ("{}"_format(pk1), "<{}>"_format(hex_full.substr(0, 64)));
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crypto::public_key pk2 = pk1;
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ASSERT_EQ(tools::view_guts(pk1), tools::view_guts(pk2));
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EXPECT_EQ(pk1, pk2);
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crypto::public_key pk3;
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std::copy(source.data(), source.data() + 32, pk3.begin());
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ASSERT_EQ(tools::view_guts(pk1), tools::view_guts(pk3));
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EXPECT_EQ(pk1, pk3);
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pk3.zero();
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ASSERT_EQ("{}"_format(pk3), "<{:064x}>"_format(0));
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ASSERT_NE(tools::view_guts(pk1), tools::view_guts(pk3));
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EXPECT_NE(pk1, pk3);
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EXPECT_LT(pk3, pk1);
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std::copy(source.data() + 32, source.data() + 64, pk2.begin());
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ASSERT_EQ("{}"_format(pk2), "<{}>"_format(hex_full.substr(64)));
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EXPECT_NE(pk1, pk2);
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EXPECT_LT(pk2, pk1);
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EXPECT_FALSE(pk1 == pk2);
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EXPECT_FALSE(pk1 < pk2);
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}
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TEST(Crypto, verify_32)
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{
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// all bytes are treated the same, so we can brute force just one byte
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unsigned char k0[32] = {0}, k1[32] = {0};
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for (unsigned int i0 = 0; i0 < 256; ++i0)
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{
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k0[0] = i0;
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for (unsigned int i1 = 0; i1 < 256; ++i1)
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{
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k1[0] = i1;
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ASSERT_EQ(!crypto_verify_32(k0, k1), i0 == i1);
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}
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}
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}
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