Gav Wood
10 years ago
138 changed files with 554 additions and 357 deletions
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#pragma once |
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#include "Common.h" |
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#include "FileSystem.h" |
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#include "MemoryDB.h" |
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#include "OverlayDB.h" |
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#include "SHA3.h" |
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#include "TrieCommon.h" |
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#include "TrieDB.h" |
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@ -0,0 +1,56 @@ |
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cmake_policy(SET CMP0015 NEW) |
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aux_source_directory(. SRC_LIST) |
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set(EXECUTABLE devcrypto) |
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# set(CMAKE_INSTALL_PREFIX ../lib) |
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if(ETH_STATIC) |
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add_library(${EXECUTABLE} STATIC ${SRC_LIST}) |
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else() |
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add_library(${EXECUTABLE} SHARED ${SRC_LIST}) |
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endif() |
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file(GLOB HEADERS "*.h") |
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include_directories(..) |
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target_link_libraries(${EXECUTABLE} devcore) |
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target_link_libraries(${EXECUTABLE} secp256k1) |
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target_link_libraries(${EXECUTABLE} gmp) |
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target_link_libraries(${EXECUTABLE} ${LEVELDB_LS}) |
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target_link_libraries(${EXECUTABLE} ${CRYPTOPP_LS}) |
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if("${TARGET_PLATFORM}" STREQUAL "w64") |
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target_link_libraries(${EXECUTABLE} boost_system-mt-s) |
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target_link_libraries(${EXECUTABLE} boost_filesystem-mt-s) |
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target_link_libraries(${EXECUTABLE} boost_thread_win32-mt-s) |
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target_link_libraries(${EXECUTABLE} iphlpapi) |
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target_link_libraries(${EXECUTABLE} ws2_32) |
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target_link_libraries(${EXECUTABLE} mswsock) |
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target_link_libraries(${EXECUTABLE} shlwapi) |
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elseif (APPLE) |
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# Latest mavericks boost libraries only come with -mt |
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target_link_libraries(${EXECUTABLE} boost_system-mt) |
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target_link_libraries(${EXECUTABLE} boost_filesystem-mt) |
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target_link_libraries(${EXECUTABLE} boost_thread-mt) |
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find_package(Threads REQUIRED) |
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target_link_libraries(${EXECUTABLE} ${CMAKE_THREAD_LIBS_INIT}) |
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elseif (UNIX) |
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find_package(Boost 1.53 REQUIRED COMPONENTS filesystem) |
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target_link_libraries(${EXECUTABLE} ${Boost_SYSTEM_LIBRARY}) |
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target_link_libraries(${EXECUTABLE} ${Boost_FILESYSTEM_LIBRARY}) |
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target_link_libraries(${EXECUTABLE} ${Boost_THREAD_LIBRARY}) |
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target_link_libraries(${EXECUTABLE} ${Boost_DATE_TIME_LIBRARY}) |
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target_link_libraries(${EXECUTABLE} ${CMAKE_THREAD_LIBS_INIT}) |
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else () |
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target_link_libraries(${EXECUTABLE} boost_system) |
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target_link_libraries(${EXECUTABLE} boost_filesystem) |
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target_link_libraries(${EXECUTABLE} boost_thread) |
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find_package(Threads REQUIRED) |
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target_link_libraries(${EXECUTABLE} ${CMAKE_THREAD_LIBS_INIT}) |
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endif () |
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install( TARGETS ${EXECUTABLE} ARCHIVE DESTINATION lib LIBRARY DESTINATION lib ) |
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install( FILES ${HEADERS} DESTINATION include/${EXECUTABLE} ) |
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@ -0,0 +1,104 @@ |
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/*
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This file is part of cpp-ethereum. |
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|
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cpp-ethereum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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cpp-ethereum 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 General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/** @file CommonEth.cpp
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* @author Gav Wood <i@gavwood.com> |
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* @date 2014 |
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*/ |
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#include "Common.h" |
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#include <random> |
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#include <secp256k1/secp256k1.h> |
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#include "SHA3.h" |
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using namespace std; |
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using namespace dev; |
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using namespace dev::eth; |
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//#define ETH_ADDRESS_DEBUG 1
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Address dev::toAddress(Secret _private) |
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{ |
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secp256k1_start(); |
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byte pubkey[65]; |
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int pubkeylen = 65; |
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int ok = secp256k1_ecdsa_seckey_verify(_private.data()); |
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if (!ok) |
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return Address(); |
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ok = secp256k1_ecdsa_pubkey_create(pubkey, &pubkeylen, _private.data(), 0); |
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assert(pubkeylen == 65); |
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if (!ok) |
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return Address(); |
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ok = secp256k1_ecdsa_pubkey_verify(pubkey, 65); |
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if (!ok) |
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return Address(); |
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auto ret = right160(dev::eth::sha3(bytesConstRef(&(pubkey[1]), 64))); |
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#if ETH_ADDRESS_DEBUG |
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cout << "---- ADDRESS -------------------------------" << endl; |
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cout << "SEC: " << _private << endl; |
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cout << "PUB: " << toHex(bytesConstRef(&(pubkey[1]), 64)) << endl; |
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cout << "ADR: " << ret << endl; |
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#endif |
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return ret; |
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} |
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KeyPair KeyPair::create() |
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{ |
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secp256k1_start(); |
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static std::mt19937_64 s_eng(time(0)); |
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std::uniform_int_distribution<uint16_t> d(0, 255); |
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for (int i = 0; i < 100; ++i) |
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{ |
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h256 sec; |
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for (unsigned i = 0; i < 32; ++i) |
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sec[i] = (byte)d(s_eng); |
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KeyPair ret(sec); |
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if (ret.address()) |
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return ret; |
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} |
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return KeyPair(); |
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} |
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KeyPair::KeyPair(h256 _sec): |
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m_secret(_sec) |
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{ |
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int ok = secp256k1_ecdsa_seckey_verify(m_secret.data()); |
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if (!ok) |
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return; |
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byte pubkey[65]; |
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int pubkeylen = 65; |
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ok = secp256k1_ecdsa_pubkey_create(pubkey, &pubkeylen, m_secret.data(), 0); |
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if (!ok || pubkeylen != 65) |
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return; |
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ok = secp256k1_ecdsa_pubkey_verify(pubkey, 65); |
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if (!ok) |
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return; |
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m_secret = m_secret; |
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memcpy(m_public.data(), &(pubkey[1]), 64); |
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m_address = right160(dev::eth::sha3(bytesConstRef(&(pubkey[1]), 64))); |
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#if ETH_ADDRESS_DEBUG |
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cout << "---- ADDRESS -------------------------------" << endl; |
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cout << "SEC: " << m_secret << endl; |
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cout << "PUB: " << m_public << endl; |
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cout << "ADR: " << m_address << endl; |
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#endif |
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} |
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@ -0,0 +1,86 @@ |
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/*
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This file is part of cpp-ethereum. |
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|
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cpp-ethereum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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cpp-ethereum 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 General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/** @file CommonEth.h
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* @author Gav Wood <i@gavwood.com> |
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* @date 2014 |
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* |
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* Ethereum-specific data structures & algorithms. |
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*/ |
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#pragma once |
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#include <libdevcore/Common.h> |
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#include <libdevcore/FixedHash.h> |
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namespace dev |
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{ |
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/// A secret key: 32 bytes.
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/// @NOTE This is not endian-specific; it's just a bunch of bytes.
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using Secret = h256; |
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/// A public key: 64 bytes.
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/// @NOTE This is not endian-specific; it's just a bunch of bytes.
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using Public = h512; |
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/// An Ethereum address: 20 bytes.
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/// @NOTE This is not endian-specific; it's just a bunch of bytes.
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using Address = h160; |
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/// A vector of Ethereum addresses.
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using Addresses = h160s; |
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/// Convert a private key into the public key equivalent.
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/// @returns 0 if it's not a valid private key.
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Address toAddress(h256 _private); |
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/// Simple class that represents a "key pair".
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/// All of the data of the class can be regenerated from the secret key (m_secret) alone.
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/// Actually stores a tuplet of secret, public and address (the right 160-bits of the public).
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class KeyPair |
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{ |
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public: |
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/// Null constructor.
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KeyPair() {} |
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/// Normal constructor - populates object from the given secret key.
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KeyPair(Secret _k); |
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/// Create a new, randomly generated object.
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static KeyPair create(); |
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/// Retrieve the secret key.
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Secret const& secret() const { return m_secret; } |
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/// Retrieve the secret key.
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Secret const& sec() const { return m_secret; } |
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/// Retrieve the public key.
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Public const& pub() const { return m_public; } |
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/// Retrieve the associated address of the public key.
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Address const& address() const { return m_address; } |
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bool operator==(KeyPair const& _c) const { return m_secret == _c.m_secret; } |
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bool operator!=(KeyPair const& _c) const { return m_secret != _c.m_secret; } |
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private: |
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Secret m_secret; |
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Public m_public; |
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Address m_address; |
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}; |
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} |
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@ -0,0 +1,36 @@ |
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/*
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This file is part of cpp-ethereum. |
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|
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cpp-ethereum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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cpp-ethereum 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 General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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/** @file CryptoHeaders.h
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* @author Tim Hughes <tim@twistedfury.com> |
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* @date 2014 |
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*/ |
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#pragma once |
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// need to leave this one disabled
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#pragma GCC diagnostic ignored "-Wunused-function" |
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#pragma warning(push) |
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#pragma warning(disable:4100 4244) |
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#pragma GCC diagnostic push |
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#pragma GCC diagnostic ignored "-Wconversion" |
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#pragma GCC diagnostic ignored "-Wunused-parameter" |
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#include <sha.h> |
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#include <sha3.h> |
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#include <ripemd.h> |
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#include <secp256k1/secp256k1.h> |
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#pragma warning(pop) |
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#pragma GCC diagnostic pop |
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