// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project // SPDX-License-Identifier: GPL-2.0-or-later #pragma once #include <concepts> #include <filesystem> #include <span> #include <string> #include "common/common_types.h" namespace Common::FS { template <typename T> concept IsChar = std::same_as<T, char>; /** * Converts a UTF-8 encoded std::string or std::string_view to a std::u8string. * * @param utf8_string UTF-8 encoded string * * @returns UTF-8 encoded std::u8string. */ [[nodiscard]] std::u8string ToU8String(std::string_view utf8_string); /** * Converts a buffer of bytes to a UTF8-encoded std::u8string. * This converts from the start of the buffer until the first encountered null-terminator. * If no null-terminator is found, this converts the entire buffer instead. * * @param buffer Buffer of bytes * * @returns UTF-8 encoded std::u8string. */ [[nodiscard]] std::u8string BufferToU8String(std::span<const u8> buffer); /** * Same as BufferToU8String, but returns a string view of the buffer. * * @param buffer Buffer of bytes * * @returns UTF-8 encoded std::u8string_view. */ [[nodiscard]] std::u8string_view BufferToU8StringView(std::span<const u8> buffer); /** * Converts a std::u8string or std::u8string_view to a UTF-8 encoded std::string. * * @param u8_string UTF-8 encoded u8string * * @returns UTF-8 encoded std::string. */ [[nodiscard]] std::string ToUTF8String(std::u8string_view u8_string); /** * Converts a buffer of bytes to a UTF8-encoded std::string. * This converts from the start of the buffer until the first encountered null-terminator. * If no null-terminator is found, this converts the entire buffer instead. * * @param buffer Buffer of bytes * * @returns UTF-8 encoded std::string. */ [[nodiscard]] std::string BufferToUTF8String(std::span<const u8> buffer); /** * Same as BufferToUTF8String, but returns a string view of the buffer. * * @param buffer Buffer of bytes * * @returns UTF-8 encoded std::string_view. */ [[nodiscard]] std::string_view BufferToUTF8StringView(std::span<const u8> buffer); /** * Converts a filesystem path to a UTF-8 encoded std::string. * * @param path Filesystem path * * @returns UTF-8 encoded std::string. */ [[nodiscard]] std::string PathToUTF8String(const std::filesystem::path& path); } // namespace Common::FS