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Diffstat (limited to 'src/device/log.cpp')
| -rw-r--r-- | src/device/log.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/device/log.cpp b/src/device/log.cpp new file mode 100644 index 000000000..103b2b3ba --- /dev/null +++ b/src/device/log.cpp @@ -0,0 +1,164 @@ +// Copyright (c) 2017-2018, The Monero Project +// +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without modification, are +// permitted provided that the following conditions are met: +// +// 1. Redistributions of source code must retain the above copyright notice, this list of +// conditions and the following disclaimer. +// +// 2. Redistributions in binary form must reproduce the above copyright notice, this list +// of conditions and the following disclaimer in the documentation and/or other +// materials provided with the distribution. +// +// 3. Neither the name of the copyright holder nor the names of its contributors may be +// used to endorse or promote products derived from this software without specific +// prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY +// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL +// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// + +#include "misc_log_ex.h" +#include "log.hpp" + +namespace hw { + + #ifdef WITH_DEVICE_LEDGER + namespace ledger { + + #undef MONERO_DEFAULT_LOG_CATEGORY + #define MONERO_DEFAULT_LOG_CATEGORY "device.ledger" + + void buffer_to_str(char *to_buff, size_t to_len, const char *buff, size_t len) { + CHECK_AND_ASSERT_THROW_MES(to_len > (len*2), "destination buffer too short. At least" << (len*2+1) << " bytes required"); + for (size_t i=0; i<len; i++) { + sprintf(to_buff+2*i, "%.02x", (unsigned char)buff[i]); + } + } + + void log_hexbuffer(std::string msg, const char* buff, size_t len) { + char logstr[1025]; + buffer_to_str(logstr, sizeof(logstr), buff, len); + MDEBUG(msg<< ": " << logstr); + } + + void log_message(std::string msg, std::string info ) { + MDEBUG(msg << ": " << info); + } + + #ifdef DEBUGLEDGER + extern crypto::secret_key viewkey; + extern crypto::secret_key spendkey; + + + void decrypt(char* buf, size_t len) { + #ifdef IODUMMYCRYPT + int i; + if (len == 32) { + //view key? + for (i = 0; i<32; i++) { + if (buf[i] != 0) break; + } + if (i == 32) { + memmove(buf, hw::ledger::viewkey.data, 32); + return; + } + //spend key? + for (i = 0; i<32; i++) { + if (buf[i] != (char)0xff) break; + } + if (i == 32) { + memmove(buf, hw::ledger::spendkey.data, 32); + return; + } + } + //std decrypt: XOR.55h + for (i = 0; i<len;i++) { + buf[i] ^= 0x55; + } + #endif + } + + crypto::key_derivation decrypt(const crypto::key_derivation &derivation) { + crypto::key_derivation x = derivation; + decrypt(x.data, 32); + return x; + } + + cryptonote::account_keys decrypt(const cryptonote::account_keys& keys) { + cryptonote::account_keys x = keys; + decrypt(x.m_view_secret_key.data, 32); + decrypt(x.m_spend_secret_key.data, 32); + return x; + } + + + crypto::secret_key decrypt(const crypto::secret_key &sec) { + crypto::secret_key x = sec; + decrypt(x.data, 32); + return x; + } + + rct::key decrypt(const rct::key &sec) { + rct::key x = sec; + decrypt((char*)x.bytes, 32); + return x; + } + + crypto::ec_scalar decrypt(const crypto::ec_scalar &res) { + crypto::ec_scalar x = res; + decrypt((char*)x.data, 32); + return x; + } + + rct::keyV decrypt(const rct::keyV &keys) { + rct::keyV x ; + for (unsigned int j = 0; j<keys.size(); j++) { + x.push_back(decrypt(keys[j])); + } + return x; + } + + static void check(std::string msg, std::string info, const char *h, const char *d, int len, bool crypted) { + char dd[32]; + char logstr[128]; + + memmove(dd,d,len); + if (crypted) { + CHECK_AND_ASSERT_THROW_MES(len<=32, "encrypted data greater than 32"); + decrypt(dd,len); + } + + if (memcmp(h,dd,len)) { + log_message("ASSERT EQ FAIL", msg + ": "+ info ); + log_hexbuffer(" host ", h, len); + log_hexbuffer(" device", dd, len); + + } else { + buffer_to_str(logstr, dd, len); + log_message("ASSERT EQ OK", msg + ": "+ info + ": "+ std::string(logstr) ); + } + } + + void check32(std::string msg, std::string info, const char *h, const char *d, bool crypted) { + check(msg, info, h, d, 32, crypted); + } + + void check8(std::string msg, std::string info, const char *h, const char *d, bool crypted) { + check(msg, info, h, d, 8, crypted); + } + #endif + + } + #endif //WITH_DEVICE_LEDGER + +}
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