diff options
Diffstat (limited to 'utils/helpers')
| -rw-r--r-- | utils/helpers/bmp.hpp | 57 | ||||
| -rw-r--r-- | utils/helpers/command_line.hpp | 87 | ||||
| -rw-r--r-- | utils/helpers/file.hpp | 69 |
3 files changed, 0 insertions, 213 deletions
diff --git a/utils/helpers/bmp.hpp b/utils/helpers/bmp.hpp deleted file mode 100644 index b4b283b..0000000 --- a/utils/helpers/bmp.hpp +++ /dev/null @@ -1,57 +0,0 @@ -// Copyright (c) 2016 Egor Tensin <Egor.Tensin@gmail.com> -// This file is part of the "AES tools" project. -// For details, see https://github.com/egor-tensin/aes-tools. -// Distributed under the MIT License. - -#include <windows.h> - -#include <cstddef> -#include <cstring> - -#include <string> -#include <utility> -#include <vector> - -namespace bmp -{ - class BmpFile - { - public: - BmpFile(std::vector<char>&& buffer) - : buffer{std::move(buffer)} - , header_size{extract_pixels_offset()} - { } - - const void* get_buffer() const { return buffer.data(); } - - std::size_t get_size() const { return buffer.size(); } - - std::size_t get_header_size() const { return header_size; } - - const void* get_pixels() const - { - return buffer.data() + get_header_size(); - } - - std::size_t get_pixels_size() const - { - return get_size() - get_header_size(); - } - - void replace_pixels(std::vector<unsigned char>&& pixels) - { - buffer.resize(get_header_size() + pixels.size()); - std::memcpy(buffer.data() + get_header_size(), pixels.data(), pixels.size()); - } - - private: - std::size_t extract_pixels_offset() const - { - const auto header = reinterpret_cast<const BITMAPFILEHEADER*>(get_buffer()); - return header->bfOffBits; - } - - std::vector<char> buffer; - std::size_t header_size; - }; -} diff --git a/utils/helpers/command_line.hpp b/utils/helpers/command_line.hpp deleted file mode 100644 index 2e4d803..0000000 --- a/utils/helpers/command_line.hpp +++ /dev/null @@ -1,87 +0,0 @@ -// Copyright (c) 2017 Egor Tensin <Egor.Tensin@gmail.com> -// This file is part of the "AES tools" project. -// For details, see https://github.com/egor-tensin/aes-tools. -// Distributed under the MIT License. - -#pragma once - -#include <boost/filesystem.hpp> -#include <boost/program_options.hpp> - -#include <exception> -#include <iostream> -#include <ostream> -#include <string> - -namespace command_line -{ - class SettingsParser - { - public: - explicit SettingsParser(const std::string& argv0) - : prog_name{extract_filename(argv0)} - { - visible.add_options() - ("help,h", - "show this message and exit"); - } - - virtual ~SettingsParser() = default; - - virtual const char* get_short_description() const - { - return "[--option VALUE]..."; - } - - virtual void parse(int argc, char* argv[]) - { - boost::program_options::options_description all; - all.add(hidden).add(visible); - boost::program_options::variables_map vm; - boost::program_options::store( - boost::program_options::command_line_parser{argc, argv} - .options(all) - .positional(positional) - .run(), - vm); - if (vm.count("help")) - exit_with_usage = true; - else - boost::program_options::notify(vm); - } - - bool exit_with_usage = false; - - void usage() const - { - std::cout << *this; - } - - void usage_error(const std::exception& e) const - { - std::cerr << "usage error: " << e.what() << '\n'; - std::cerr << *this; - } - - protected: - boost::program_options::options_description hidden; - boost::program_options::options_description visible; - boost::program_options::positional_options_description positional; - - private: - static std::string extract_filename(const std::string& path) - { - return boost::filesystem::path{path}.filename().string(); - } - - const std::string prog_name; - - friend std::ostream& operator<<(std::ostream& os, const SettingsParser& parser) - { - const auto short_descr = parser.get_short_description(); - os << "usage: " << parser.prog_name << ' ' << short_descr << '\n'; - os << parser.visible; - return os; - } - }; -} diff --git a/utils/helpers/file.hpp b/utils/helpers/file.hpp deleted file mode 100644 index 48e4c51..0000000 --- a/utils/helpers/file.hpp +++ /dev/null @@ -1,69 +0,0 @@ -// Copyright (c) 2016 Egor Tensin <Egor.Tensin@gmail.com> -// This file is part of the "AES tools" project. -// For details, see https://github.com/egor-tensin/aes-tools. -// Distributed under the MIT License. - -#include <cstddef> - -#include <fstream> -#include <iterator> -#include <limits> -#include <stdexcept> -#include <string> -#include <type_traits> -#include <vector> - -namespace file -{ - inline std::size_t cast_to_size_t(std::streamoff size) - { - if (size < 0) - throw std::range_error{"file::cast_to_size_t: something went really wrong"}; - typedef std::make_unsigned<std::streamoff>::type unsigned_streamoff; - if (static_cast<unsigned_streamoff>(size) > std::numeric_limits<std::size_t>::max()) - throw std::range_error{"file::cast_to_size_t: this file is too large"}; - return static_cast<std::size_t>(size); - } - - inline std::size_t get_file_size(const std::string& path) - { - std::ifstream ifs; - ifs.exceptions(std::ifstream::badbit | std::ifstream::failbit); - ifs.open(path, std::ifstream::binary | std::ifstream::ate); - return cast_to_size_t(ifs.tellg()); - } - - inline std::vector<char> read_file(const std::string& path) - { - const auto size = get_file_size(path); - - std::ifstream ifs; - ifs.exceptions(std::ifstream::badbit | std::ifstream::failbit); - ifs.open(path, std::ifstream::binary); - - std::vector<char> src_buf; - src_buf.reserve(size); - src_buf.assign( - std::istreambuf_iterator<char>{ifs}, - std::istreambuf_iterator<char>{}); - return src_buf; - } - - inline void write_file( - const std::string& path, - const void* buffer, - const std::size_t size) - { - std::ofstream ofs; - ofs.exceptions(std::ofstream::badbit | std::ofstream::failbit); - ofs.open(path, std::ofstream::binary); - ofs.write(reinterpret_cast<const char*>(buffer), size); - } - - inline void write_file( - const std::string& path, - const std::vector<unsigned char>& src) - { - write_file(path, src.data(), src.size()); - } -} |