replace printing code with somehting hopefully better?
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parent
ff97f2855e
commit
22c61ea451
70
src/main.cpp
70
src/main.cpp
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@ -34,19 +34,19 @@ std::string RandomString(std::uint32_t length, TRandomAlgo& rng) {
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constexpr std::uint32_t SwsfScramble(std::string_view code) {
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constexpr std::uint32_t SwsfScramble(std::string_view code) {
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std::uint32_t tally {};
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std::uint32_t tally {};
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auto cycle = [&tally](char c) {
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auto cycle = [&tally](char c) { tally = c + (tally * 5); };
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tally = c + (tally * 5);
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};
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cycle('c'); cycle('o'); cycle('d'); cycle('e'); cycle('_');
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cycle('c');
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cycle('o');
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cycle('d');
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cycle('e');
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cycle('_');
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for(auto* p = code.data(); *p; ++p)
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for(auto* p = code.data(); *p; ++p)
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cycle(tolower(*p));
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cycle(tolower(*p));
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return tally;
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return tally;
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}
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}
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// using ChannelType = concurrent_channel<void(std::string& codeMatch)>;
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// These is not atomic since no other threads update it
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// These is not atomic since no other threads update it
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// there is no real point to making it atomic, other than
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// there is no real point to making it atomic, other than
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//
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//
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@ -95,35 +95,57 @@ struct BruteThreadState {
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void DisplayProgress(const std::string& code, std::uint32_t hash) {
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void DisplayProgress(const std::string& code, std::uint32_t hash) {
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std::lock_guard<std::mutex> lk(print_lock);
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std::lock_guard<std::mutex> lk(print_lock);
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std::cout << Line(line) << std::format("Thread {:2}: Trying code {}{} {}({:08x}){}", line, Color(172), code, Color(166), hash, Reset()) << std::flush;
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struct FputcIterator {
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using iterator_category = std::output_iterator_tag;
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using value_type = void;
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using difference_type = std::ptrdiff_t;
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using pointer = void;
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using reference = void;
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FputcIterator(std::FILE* file) : file(file) {}
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FputcIterator& operator*() { return *this; }
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FputcIterator& operator++() { return *this; }
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FputcIterator& operator++(int) { return *this; }
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FputcIterator& operator=(const char& val) {
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fputc(val, file);
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return *this;
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}
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private:
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std::FILE* file;
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};
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std::format_to(FputcIterator(stdout), "{}Thread {:2}: Trying code {}{} {}({:08x}){}", Line(line), line, Color(172), code, Color(166), hash,
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Reset());
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std::fflush(stdout);
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}
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}
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void BruteForce(char prefix) {
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void BruteForce(char prefix) {
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//for(std::uint32_t i = 8; i <= code_length; ++i) {
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// for(std::uint32_t i = 8; i <= code_length; ++i) {
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std::string test_buffer(code_length, 'a');
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std::string test_buffer(code_length, 'a');
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test_buffer[0] = prefix;
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test_buffer[0] = prefix;
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// test all possible combinations
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// test all possible combinations
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while(true) {
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while(true) {
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// std::string test_buffer = RandomString(code_length, rng);
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//std::string test_buffer = RandomString(code_length, rng);
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auto hash = SwsfScramble(test_buffer);
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auto hash = SwsfScramble(test_buffer);
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if(hash == code_hash) {
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if( hash == code_hash) {
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std::cerr << std::format("match: {} ({:08x})\n", test_buffer, hash);
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std::cerr << std::format("match: {} ({:08x})\n", test_buffer, hash);
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}
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DisplayProgress(test_buffer, hash);
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if(!NextCode(test_buffer, 1))
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break;
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}
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}
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DisplayProgress(test_buffer, hash);
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if(!NextCode(test_buffer, 1))
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break;
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}
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//}
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//}
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}
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}
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private:
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private:
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unsigned line;
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unsigned line;
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std::random_device rd;
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std::random_device rd;
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//swbf::Xoshiro256ss rng{rd};
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// swbf::Xoshiro256ss rng{rd};
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};
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};
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int main() {
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int main() {
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