pmt: first codes.
This commit is contained in:
186
srclib/libhelper/include/libhelper/lib.hpp
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186
srclib/libhelper/include/libhelper/lib.hpp
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/*
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Copyright 2025 Yağız Zengin
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#ifndef LIBHELPER_LIB_HPP
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#define LIBHELPER_LIB_HPP
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#define LIBHELPER_MAJOR 1
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#define LIBHELPER_MINOR 0
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#define LIBHELPER_PATCH 0
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#include <string>
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#include <string_view>
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#include <sstream>
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#include <exception>
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#include <optional>
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#ifndef ONLY_HELPER_MACROS
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enum LogLevels {
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INFO = (int)'I',
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WARNING = (int)'W',
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ERROR = (int)'E',
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ABORT = (int)'A'
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};
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constexpr mode_t DEFAULT_FILE_PERMS = 0644;
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constexpr mode_t DEFAULT_DIR_PERMS = 0755;
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constexpr int YES = 1;
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constexpr int NO = 0;
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namespace Helper {
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// Logging
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class Logger {
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private:
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LogLevels _level;
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std::ostringstream _oss;
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const char *_logFile, *_program_name, *_file;
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int _line;
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public:
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Logger(LogLevels level, const char* file, const char* name, const char* sfile, int line);
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~Logger();
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template <typename T>
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Logger& operator<<(const T& msg)
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{
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_oss << msg;
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return *this;
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}
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Logger& operator<<(std::ostream& (*msg)(std::ostream&));
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};
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class LoggingProperties {
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public:
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static std::string_view FILE, NAME;
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static bool PRINT;
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static void set(std::string_view name, std::string_view file);
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static void setProgramName(std::string_view name);
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static void setLogFile(std::string_view file);
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static void setPrinting(int state);
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static void reset();
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};
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// Throwable error class
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class Error : public std::exception {
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private:
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std::string _message;
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public:
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Error(const char* format, ...);
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const char* what() const noexcept override;
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};
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// Checkers
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bool hasSuperUser();
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bool isExists(const std::string_view entry);
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bool fileIsExists(const std::string_view file);
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bool directoryIsExists(const std::string_view directory);
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bool linkIsExists(const std::string_view entry);
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bool isLink(const std::string_view entry);
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bool isSymbolicLink(const std::string_view entry);
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bool isHardLink(const std::string_view entry);
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bool areLinked(const std::string_view entry1, const std::string_view entry2);
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// File I/O
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bool writeFile(const std::string_view file, const std::string_view text);
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std::optional<std::string> readFile(const std::string_view file);
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// Creators
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bool makeDirectory(const std::string_view path);
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bool makeRecursiveDirectory(const std::string_view paths);
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bool createFile(const std::string_view path);
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bool createSymlink(const std::string_view entry1, const std::string_view entry2);
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// Removers
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bool eraseEntry(const std::string_view entry);
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bool eraseDirectoryRecursive(const std::string_view directory);
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// Getters
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size_t fileSize(const std::string_view file);
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std::string_view readSymlink(const std::string_view entry);
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// SHA-256
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bool sha256Compare(const std::string_view file1, const std::string_view file2);
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std::optional<std::string_view> sha256Of(const std::string_view path);
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// Utilities
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bool copyFile(const std::string_view file, const std::string_view dest);
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bool runCommand(const std::string_view cmd);
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bool confirmPropt(const std::string_view message);
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std::string currentWorkingDirectory();
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std::string currentDate();
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std::string currentTime();
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std::string runCommandWithOutput(const std::string_view cmd);
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std::string pathJoin(std::string base, std::string relative);
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std::string pathBasename(const std::string_view entry);
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std::string pathDirname(const std::string_view entry);
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// Library-specif
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std::string getLibVersion();
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} // namespace Helper
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#endif // #ifndef ONLY_HELPER_MACROS
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#define KB(x) (x * 1024) // KB(8) = 8192 (8 * 1024)
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#define MB(x) (KB(x) * 1024) // MB(4) = 4194304 (KB(4) * 1024)
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#define GB(x) (MB(x) * 1024) // GB(1) = 1073741824 (MB(1) * 1024)
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#define STYLE_RESET "\033[0m"
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#define BOLD "\033[1m"
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#define FAINT "\033[2m"
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#define ITALIC "\033[3m"
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#define UNDERLINE "\033[4m"
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#define BLINC "\033[5m"
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#define FAST_BLINC "\033[6m"
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#define STRIKE_THROUGHT "\033[9m"
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#define NO_UNDERLINE "\033[24m"
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#define NO_BLINC "\033[25m"
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#define RED "\033[31m"
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#define GREEN "\033[32m"
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#define YELLOW "\033[33m"
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#ifndef NO_C_TYPE_HANDLERS
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// ABORT(message), ex: ABORT("memory error!\n")
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#define ABORT(msg) \
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do { \
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fprintf(stderr, "%s%sCRITICAL ERROR%s: %s\nAborting...\n", BOLD, RED, STYLE_RESET, msg); \
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abort(); \
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} while (0)
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// ERROR(message, exit), ex: ERROR("an error occured.\n", 1)
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#define ERROR(msg, code) \
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do { \
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fprintf(stderr, "%s%sERROR%s: %s", BOLD, RED, STYLE_RESET, msg); \
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exit(code); \
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} while (0)
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// WARNING(message), ex: WARNING("using default setting.\n")
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#define WARNING(msg) \
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fprintf(stderr, "%s%sWARNING%s: %s", BOLD, YELLOW, STYLE_RESET, msg);
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// INFO(message), ex: INFO("operation ended.\n")
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#define INFO(msg) \
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fprintf(stdout, "%s%sINFO%s: %s", BOLD, GREEN, STYLE_RESET, msg);
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#endif // #ifndef NO_C_TYPE_HANDLERS
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#define LOG(level) Helper::Logger(level, Helper::LoggingProperties::FILE.data(), Helper::LoggingProperties::NAME.data(), __FILE__, __LINE__)
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#endif // #ifndef LIBHELPER_LIB_HPP
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377
srclib/libhelper/include/picosha2.h
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377
srclib/libhelper/include/picosha2.h
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/*
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The MIT License (MIT)
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Copyright (C) 2017 okdshin
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef PICOSHA2_H
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#define PICOSHA2_H
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// picosha2:20140213
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#ifndef PICOSHA2_BUFFER_SIZE_FOR_INPUT_ITERATOR
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#define PICOSHA2_BUFFER_SIZE_FOR_INPUT_ITERATOR \
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1048576 //=1024*1024: default is 1MB memory
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#endif
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#include <algorithm>
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#include <cassert>
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#include <iterator>
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#include <sstream>
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#include <vector>
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#include <fstream>
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namespace picosha2 {
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typedef unsigned long word_t;
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typedef unsigned char byte_t;
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static const size_t k_digest_size = 32;
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namespace detail {
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inline byte_t mask_8bit(byte_t x) { return x & 0xff; }
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inline word_t mask_32bit(word_t x) { return x & 0xffffffff; }
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const word_t add_constant[64] = {
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0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1,
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0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
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0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, 0xe49b69c1, 0xefbe4786,
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0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
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0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147,
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0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
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0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, 0xa2bfe8a1, 0xa81a664b,
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0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
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0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a,
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0x5b9cca4f, 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
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0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2};
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const word_t initial_message_digest[8] = {0x6a09e667, 0xbb67ae85, 0x3c6ef372,
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0xa54ff53a, 0x510e527f, 0x9b05688c,
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0x1f83d9ab, 0x5be0cd19};
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inline word_t ch(word_t x, word_t y, word_t z) { return (x & y) ^ ((~x) & z); }
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inline word_t maj(word_t x, word_t y, word_t z) {
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return (x & y) ^ (x & z) ^ (y & z);
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}
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inline word_t rotr(word_t x, std::size_t n) {
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assert(n < 32);
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return mask_32bit((x >> n) | (x << (32 - n)));
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}
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inline word_t bsig0(word_t x) { return rotr(x, 2) ^ rotr(x, 13) ^ rotr(x, 22); }
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inline word_t bsig1(word_t x) { return rotr(x, 6) ^ rotr(x, 11) ^ rotr(x, 25); }
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inline word_t shr(word_t x, std::size_t n) {
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assert(n < 32);
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return x >> n;
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}
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inline word_t ssig0(word_t x) { return rotr(x, 7) ^ rotr(x, 18) ^ shr(x, 3); }
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inline word_t ssig1(word_t x) { return rotr(x, 17) ^ rotr(x, 19) ^ shr(x, 10); }
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template <typename RaIter1, typename RaIter2>
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void hash256_block(RaIter1 message_digest, RaIter2 first, RaIter2 last) {
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assert(first + 64 == last);
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static_cast<void>(last); // for avoiding unused-variable warning
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word_t w[64];
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std::fill(w, w + 64, word_t(0));
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for (std::size_t i = 0; i < 16; ++i) {
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w[i] = (static_cast<word_t>(mask_8bit(*(first + i * 4))) << 24) |
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(static_cast<word_t>(mask_8bit(*(first + i * 4 + 1))) << 16) |
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(static_cast<word_t>(mask_8bit(*(first + i * 4 + 2))) << 8) |
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(static_cast<word_t>(mask_8bit(*(first + i * 4 + 3))));
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}
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for (std::size_t i = 16; i < 64; ++i) {
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w[i] = mask_32bit(ssig1(w[i - 2]) + w[i - 7] + ssig0(w[i - 15]) +
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w[i - 16]);
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}
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word_t a = *message_digest;
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word_t b = *(message_digest + 1);
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word_t c = *(message_digest + 2);
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word_t d = *(message_digest + 3);
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word_t e = *(message_digest + 4);
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word_t f = *(message_digest + 5);
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word_t g = *(message_digest + 6);
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word_t h = *(message_digest + 7);
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for (std::size_t i = 0; i < 64; ++i) {
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word_t temp1 = h + bsig1(e) + ch(e, f, g) + add_constant[i] + w[i];
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word_t temp2 = bsig0(a) + maj(a, b, c);
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h = g;
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g = f;
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f = e;
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e = mask_32bit(d + temp1);
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d = c;
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c = b;
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b = a;
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a = mask_32bit(temp1 + temp2);
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}
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*message_digest += a;
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*(message_digest + 1) += b;
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*(message_digest + 2) += c;
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*(message_digest + 3) += d;
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*(message_digest + 4) += e;
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*(message_digest + 5) += f;
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*(message_digest + 6) += g;
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*(message_digest + 7) += h;
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for (std::size_t i = 0; i < 8; ++i) {
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*(message_digest + i) = mask_32bit(*(message_digest + i));
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}
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}
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} // namespace detail
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template <typename InIter>
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void output_hex(InIter first, InIter last, std::ostream& os) {
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os.setf(std::ios::hex, std::ios::basefield);
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while (first != last) {
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os.width(2);
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os.fill('0');
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os << static_cast<unsigned int>(*first);
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++first;
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}
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os.setf(std::ios::dec, std::ios::basefield);
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}
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template <typename InIter>
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void bytes_to_hex_string(InIter first, InIter last, std::string& hex_str) {
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std::ostringstream oss;
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output_hex(first, last, oss);
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hex_str.assign(oss.str());
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}
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template <typename InContainer>
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void bytes_to_hex_string(const InContainer& bytes, std::string& hex_str) {
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bytes_to_hex_string(bytes.begin(), bytes.end(), hex_str);
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}
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template <typename InIter>
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std::string bytes_to_hex_string(InIter first, InIter last) {
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std::string hex_str;
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bytes_to_hex_string(first, last, hex_str);
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return hex_str;
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}
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template <typename InContainer>
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std::string bytes_to_hex_string(const InContainer& bytes) {
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std::string hex_str;
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bytes_to_hex_string(bytes, hex_str);
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return hex_str;
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}
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class hash256_one_by_one {
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public:
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hash256_one_by_one() { init(); }
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void init() {
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buffer_.clear();
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std::fill(data_length_digits_, data_length_digits_ + 4, word_t(0));
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std::copy(detail::initial_message_digest,
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detail::initial_message_digest + 8, h_);
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}
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template <typename RaIter>
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void process(RaIter first, RaIter last) {
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add_to_data_length(static_cast<word_t>(std::distance(first, last)));
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std::copy(first, last, std::back_inserter(buffer_));
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std::size_t i = 0;
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for (; i + 64 <= buffer_.size(); i += 64) {
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detail::hash256_block(h_, buffer_.begin() + i,
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buffer_.begin() + i + 64);
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}
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buffer_.erase(buffer_.begin(), buffer_.begin() + i);
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}
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void finish() {
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byte_t temp[64];
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std::fill(temp, temp + 64, byte_t(0));
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std::size_t remains = buffer_.size();
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std::copy(buffer_.begin(), buffer_.end(), temp);
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temp[remains] = 0x80;
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||||
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if (remains > 55) {
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std::fill(temp + remains + 1, temp + 64, byte_t(0));
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detail::hash256_block(h_, temp, temp + 64);
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std::fill(temp, temp + 64 - 4, byte_t(0));
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} else {
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std::fill(temp + remains + 1, temp + 64 - 4, byte_t(0));
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}
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write_data_bit_length(&(temp[56]));
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detail::hash256_block(h_, temp, temp + 64);
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}
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||||
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template <typename OutIter>
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void get_hash_bytes(OutIter first, OutIter last) const {
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for (const word_t* iter = h_; iter != h_ + 8; ++iter) {
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for (std::size_t i = 0; i < 4 && first != last; ++i) {
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*(first++) = detail::mask_8bit(
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static_cast<byte_t>((*iter >> (24 - 8 * i))));
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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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||||
void add_to_data_length(word_t n) {
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||||
word_t carry = 0;
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||||
data_length_digits_[0] += n;
|
||||
for (std::size_t i = 0; i < 4; ++i) {
|
||||
data_length_digits_[i] += carry;
|
||||
if (data_length_digits_[i] >= 65536u) {
|
||||
carry = data_length_digits_[i] >> 16;
|
||||
data_length_digits_[i] &= 65535u;
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
void write_data_bit_length(byte_t* begin) {
|
||||
word_t data_bit_length_digits[4];
|
||||
std::copy(data_length_digits_, data_length_digits_ + 4,
|
||||
data_bit_length_digits);
|
||||
|
||||
// convert byte length to bit length (multiply 8 or shift 3 times left)
|
||||
word_t carry = 0;
|
||||
for (std::size_t i = 0; i < 4; ++i) {
|
||||
word_t before_val = data_bit_length_digits[i];
|
||||
data_bit_length_digits[i] <<= 3;
|
||||
data_bit_length_digits[i] |= carry;
|
||||
data_bit_length_digits[i] &= 65535u;
|
||||
carry = (before_val >> (16 - 3)) & 65535u;
|
||||
}
|
||||
|
||||
// write data_bit_length
|
||||
for (int i = 3; i >= 0; --i) {
|
||||
(*begin++) = static_cast<byte_t>(data_bit_length_digits[i] >> 8);
|
||||
(*begin++) = static_cast<byte_t>(data_bit_length_digits[i]);
|
||||
}
|
||||
}
|
||||
std::vector<byte_t> buffer_;
|
||||
word_t data_length_digits_[4]; // as 64bit integer (16bit x 4 integer)
|
||||
word_t h_[8];
|
||||
};
|
||||
|
||||
inline void get_hash_hex_string(const hash256_one_by_one& hasher,
|
||||
std::string& hex_str) {
|
||||
byte_t hash[k_digest_size];
|
||||
hasher.get_hash_bytes(hash, hash + k_digest_size);
|
||||
return bytes_to_hex_string(hash, hash + k_digest_size, hex_str);
|
||||
}
|
||||
|
||||
inline std::string get_hash_hex_string(const hash256_one_by_one& hasher) {
|
||||
std::string hex_str;
|
||||
get_hash_hex_string(hasher, hex_str);
|
||||
return hex_str;
|
||||
}
|
||||
|
||||
namespace impl {
|
||||
template <typename RaIter, typename OutIter>
|
||||
void hash256_impl(RaIter first, RaIter last, OutIter first2, OutIter last2, int,
|
||||
std::random_access_iterator_tag) {
|
||||
hash256_one_by_one hasher;
|
||||
// hasher.init();
|
||||
hasher.process(first, last);
|
||||
hasher.finish();
|
||||
hasher.get_hash_bytes(first2, last2);
|
||||
}
|
||||
|
||||
template <typename InputIter, typename OutIter>
|
||||
void hash256_impl(InputIter first, InputIter last, OutIter first2,
|
||||
OutIter last2, int buffer_size, std::input_iterator_tag) {
|
||||
std::vector<byte_t> buffer(buffer_size);
|
||||
hash256_one_by_one hasher;
|
||||
// hasher.init();
|
||||
while (first != last) {
|
||||
int size = buffer_size;
|
||||
for (int i = 0; i != buffer_size; ++i, ++first) {
|
||||
if (first == last) {
|
||||
size = i;
|
||||
break;
|
||||
}
|
||||
buffer[i] = *first;
|
||||
}
|
||||
hasher.process(buffer.begin(), buffer.begin() + size);
|
||||
}
|
||||
hasher.finish();
|
||||
hasher.get_hash_bytes(first2, last2);
|
||||
}
|
||||
}
|
||||
|
||||
template <typename InIter, typename OutIter>
|
||||
void hash256(InIter first, InIter last, OutIter first2, OutIter last2,
|
||||
int buffer_size = PICOSHA2_BUFFER_SIZE_FOR_INPUT_ITERATOR) {
|
||||
picosha2::impl::hash256_impl(
|
||||
first, last, first2, last2, buffer_size,
|
||||
typename std::iterator_traits<InIter>::iterator_category());
|
||||
}
|
||||
|
||||
template <typename InIter, typename OutContainer>
|
||||
void hash256(InIter first, InIter last, OutContainer& dst) {
|
||||
hash256(first, last, dst.begin(), dst.end());
|
||||
}
|
||||
|
||||
template <typename InContainer, typename OutIter>
|
||||
void hash256(const InContainer& src, OutIter first, OutIter last) {
|
||||
hash256(src.begin(), src.end(), first, last);
|
||||
}
|
||||
|
||||
template <typename InContainer, typename OutContainer>
|
||||
void hash256(const InContainer& src, OutContainer& dst) {
|
||||
hash256(src.begin(), src.end(), dst.begin(), dst.end());
|
||||
}
|
||||
|
||||
template <typename InIter>
|
||||
void hash256_hex_string(InIter first, InIter last, std::string& hex_str) {
|
||||
byte_t hashed[k_digest_size];
|
||||
hash256(first, last, hashed, hashed + k_digest_size);
|
||||
std::ostringstream oss;
|
||||
output_hex(hashed, hashed + k_digest_size, oss);
|
||||
hex_str.assign(oss.str());
|
||||
}
|
||||
|
||||
template <typename InIter>
|
||||
std::string hash256_hex_string(InIter first, InIter last) {
|
||||
std::string hex_str;
|
||||
hash256_hex_string(first, last, hex_str);
|
||||
return hex_str;
|
||||
}
|
||||
|
||||
inline void hash256_hex_string(const std::string& src, std::string& hex_str) {
|
||||
hash256_hex_string(src.begin(), src.end(), hex_str);
|
||||
}
|
||||
|
||||
template <typename InContainer>
|
||||
void hash256_hex_string(const InContainer& src, std::string& hex_str) {
|
||||
hash256_hex_string(src.begin(), src.end(), hex_str);
|
||||
}
|
||||
|
||||
template <typename InContainer>
|
||||
std::string hash256_hex_string(const InContainer& src) {
|
||||
return hash256_hex_string(src.begin(), src.end());
|
||||
}
|
||||
template<typename OutIter>void hash256(std::ifstream& f, OutIter first, OutIter last){
|
||||
hash256(std::istreambuf_iterator<char>(f), std::istreambuf_iterator<char>(), first,last);
|
||||
|
||||
}
|
||||
}// namespace picosha2
|
||||
#endif // PICOSHA2_H
|
||||
Reference in New Issue
Block a user