55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <array>
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#include <cstddef>
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#include <string>
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#include <type_traits>
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#include <vector>
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#include <fmt/format.h>
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#include "common/common_types.h"
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namespace Common {
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u8 ToHexNibble(char c1);
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std::vector<u8> HexStringToVector(std::string_view str, bool little_endian);
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template <std::size_t Size, bool le = false>
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std::array<u8, Size> HexStringToArray(std::string_view str) {
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std::array<u8, Size> out{};
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if constexpr (le) {
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for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2)
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out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]);
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} else {
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for (std::size_t i = 0; i < 2 * Size; i += 2)
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out[i / 2] = (ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]);
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}
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return out;
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}
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template <typename ContiguousContainer>
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std::string HexToString(const ContiguousContainer& data, bool upper = true) {
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static_assert(std::is_same_v<typename ContiguousContainer::value_type, u8>,
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"Underlying type within the contiguous container must be u8.");
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constexpr std::size_t pad_width = 2;
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std::string out;
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out.reserve(std::size(data) * pad_width);
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for (const u8 c : data) {
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out += fmt::format(upper ? "{:02X}" : "{:02x}", c);
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}
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return out;
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}
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std::array<u8, 0x10> operator"" _array16(const char* str, std::size_t len);
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std::array<u8, 0x20> operator"" _array32(const char* str, std::size_t len);
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} // namespace Common
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