mirror of
https://github.com/oxen-io/oxen-core.git
synced 2023-12-14 02:22:56 +01:00
166 lines
5.1 KiB
C++
166 lines
5.1 KiB
C++
// Copyright (c) 2017-2019, The Monero Project
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// Copyright (c) 2018, The Loki 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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#include "log.hpp"
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#include <oxenc/hex.h>
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#include "epee/misc_log_ex.h"
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namespace hw {
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static auto logcat = log::Cat("device");
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void log_hexbuffer(std::string_view msg, const void* buff, size_t len) {
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log::debug(
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logcat,
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"{}: {}",
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msg,
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oxenc::to_hex(std::string_view{reinterpret_cast<const char*>(buff), len}));
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}
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void log_message(std::string_view msg, std::string_view info) {
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log::debug(logcat, "{}: {}", msg, info);
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}
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#ifdef WITH_DEVICE_LEDGER
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namespace ledger {
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static auto logcat = log::Cat("device.ledger");
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#ifdef DEBUG_HWDEVICE
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void decrypt(char* buf, size_t len) {
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#if defined(IODUMMYCRYPT_HWDEVICE) || defined(IONOCRYPT_HWDEVICE)
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if (len == 32 && memcmp(dummy_view_key, buf, 32) == 0) {
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memmove(buf, hw::ledger::dbg_viewkey.data, 32);
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return;
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}
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if (len == 32 && memcmp(dummy_spend_key, buf, 32) == 0) {
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memmove(buf, hw::ledger::dbg_spendkey.data, 32);
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return;
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}
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#if defined(IODUMMYCRYPT_HWDEVICE)
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// std decrypt: XOR.55h
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for (size_t i = 0; i < len; i++)
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buf[i] ^= 0x55;
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#endif
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#endif
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}
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crypto::key_derivation decrypt(const crypto::key_derivation& derivation) {
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crypto::key_derivation x = derivation;
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decrypt(x.data, 32);
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return x;
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}
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cryptonote::account_keys decrypt(const cryptonote::account_keys& keys) {
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cryptonote::account_keys x = keys;
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decrypt(x.m_view_secret_key.data, 32);
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decrypt(x.m_spend_secret_key.data, 32);
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return x;
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}
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crypto::secret_key decrypt(const crypto::secret_key& sec) {
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crypto::secret_key x = sec;
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decrypt(x.data, 32);
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return x;
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}
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rct::key decrypt(const rct::key& sec) {
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rct::key x = sec;
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decrypt((char*)x.bytes, 32);
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return x;
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}
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crypto::ec_scalar decrypt(const crypto::ec_scalar& res) {
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crypto::ec_scalar x = res;
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decrypt((char*)x.data, 32);
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return x;
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}
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static void check(
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const std::string& msg,
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const std::string& info,
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const char* h,
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const char* d,
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size_t len,
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bool crypted) {
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char dd[32];
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if (crypted) {
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CHECK_AND_ASSERT_THROW_MES(len <= 32, "encrypted data greater than 32");
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decrypt(dd, len);
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d = dd;
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}
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if (memcmp(h, d, len)) {
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log_message("ASSERT EQ FAIL", msg + ": " + info);
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log_hexbuffer(" host ", h, len);
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log_hexbuffer(" device", d, len);
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} else {
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log_message("ASSERT EQ OK", msg + ": " + info + ": " + oxenc::to_hex(d, d + len));
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}
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}
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void check32(
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const std::string& msg,
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const std::string& info,
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const void* h,
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const void* d,
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bool crypted) {
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check(msg,
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info,
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reinterpret_cast<const char*>(h),
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reinterpret_cast<const char*>(d),
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32,
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crypted);
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}
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void check8(
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const std::string& msg,
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const std::string& info,
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const void* h,
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const void* d,
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bool crypted) {
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check(msg,
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info,
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reinterpret_cast<const char*>(h),
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reinterpret_cast<const char*>(d),
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8,
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crypted);
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}
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#endif
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} // namespace ledger
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#endif // WITH_DEVICE_LEDGER
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} // namespace hw
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