selim/BtcExplorer
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This commit is contained in:
Selim Mustafaev 2021-05-14 15:10:54 +03:00
parent 9284358def
commit 4465f4c010
4 changed files with 34 additions and 29 deletions
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1
CMakeLists.txt
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@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.19)
project(btcexplorer)
set(CMAKE_CXX_STANDARD 20)
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O0")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")

6
Models/Script.cpp
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@ -4,7 +4,7 @@
#include <iostream>
#include <iomanip>
Script::Script(std::span<uint8_t> data, bool coinbase) {
Script::Script(std::span<uint8_t> data, bool coinbase): _operations(5) {
for(auto iter = data.begin(); iter != data.end();) {
ScriptOperation operation;
operation.opCode = OpCode(*iter++);
@ -67,8 +67,8 @@ std::string Script::address() {
std::span<uint8_t> Script::publicKey() {
switch (_type) {
case P2PK: return _operations[0].input;
case P2PKH: return _operations[2].input;
case P2PK: return _operations[0].input.value();
case P2PKH: return _operations[2].input.value();
default: return {};
}
}

4
Models/Script.h
View File

@ -154,8 +154,8 @@ enum ScriptType {
};
struct ScriptOperation {
OpCode opCode;
std::vector<uint8_t> input;
OpCode opCode = OP_INVALIDOPCODE;
std::optional<std::vector<uint8_t>> input = std::nullopt;
};
class Script {

52
main.cpp
View File

@ -3,37 +3,44 @@
#include <memory>
#include <vector>
#include <chrono>
#include <filesystem>
#include <set>
#include "Models/Block.h"
namespace fs = std::filesystem;
int main() {
std::string path = "/Users/selim/Documents/blk00000.dat"; //"/home/selim/dl/blk00000.dat";
std::fstream file(path);
std::string dir = "/home/selim/dl/blocks"; // "/Users/selim/Documents/blk00000.dat";
std::set<fs::path> paths;
for (const auto & entry : fs::directory_iterator(dir))
paths.insert(entry.path().string());
std::vector<Block> blocks;
auto start = std::chrono::high_resolution_clock::now();
PreBlockHeader header{};
size_t index = 0;
while (true) {
file.read((char*)&header, sizeof(header));
header.magic = (BlockMagic)__builtin_bswap32(header.magic);
for (const auto & path: paths) {
std::fstream file(path);
std::cout << "Parsing file: " << path << std::endl;
if(file.eof()) {
break;
PreBlockHeader header{};
size_t index = 0;
while (true) {
file.read((char*)&header, sizeof(header));
header.magic = (BlockMagic)__builtin_bswap32(header.magic);
if(file.eof()) {
break;
}
auto blockData = std::make_unique<std::byte[]>(header.blockSize);
file.read((char*)blockData.get(), header.blockSize);
blocks.emplace_back(blockData.get(), header.blockSize);
//std::cout << "Parsed new block " << index++ << " with size: " << header.blockSize << std::endl;
}
auto blockData = std::make_unique<std::byte[]>(header.blockSize);
file.read((char*)blockData.get(), header.blockSize);
blocks.emplace_back(blockData.get(), header.blockSize);
//std::cout << "Parsed new block " << index++ << " with size: " << header.blockSize << std::endl;
// if(index == 171) {
// break;
// }
}
auto stop = std::chrono::high_resolution_clock::now();
@ -41,9 +48,6 @@ int main() {
std::cout << "Blocks found: " << blocks.size() << std::endl;
std::cout << "Duration: " << double(duration.count())/1000000 << " seconds" << std::endl;
// for(size_t i = 0; i < 100; ++i) {
// std::cout << "version: " << blocks[i].time() << std::endl;
// }
return 0;
}