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2026-09-27 15:50:47

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Signed-off-by: lizzie <lizzie@eden-emu.dev>
This commit is contained in:
lizzie
2026-09-27 15:50:47 +00:00
parent 815325ccec
commit 3be0db1266
28 changed files with 364 additions and 512 deletions
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src/common/hex_util.h
+15 -20
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@@ -1,3 +1,6 @@
// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: 2013 Dolphin Emulator Project
// SPDX-FileCopyrightText: 2014 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
@@ -16,14 +19,12 @@ namespace Common {
[[nodiscard]] constexpr u8 ToHexNibble(char c) {
if (c >= 65 && c <= 70) {
return static_cast<u8>(c - 55);
return u8(c - 55);
}
if (c >= 97 && c <= 102) {
return static_cast<u8>(c - 87);
return u8(c - 87);
}
return static_cast<u8>(c - 48);
return u8(c - 48);
}
[[nodiscard]] std::vector<u8> HexStringToVector(std::string_view str, bool little_endian);
@@ -31,35 +32,29 @@ namespace Common {
template <std::size_t Size, bool le = false>
[[nodiscard]] constexpr std::array<u8, Size> HexStringToArray(std::string_view str) {
ASSERT_MSG(Size * 2 <= str.size(), "Invalid string size");
std::array<u8, Size> out{};
if constexpr (le) {
for (std::size_t i = 2 * Size - 2; i <= 2 * Size; i -= 2) {
out[i / 2] = static_cast<u8>((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
out[i / 2] = u8((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
}
} else {
for (std::size_t i = 0; i < 2 * Size; i += 2) {
out[i / 2] = static_cast<u8>((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
out[i / 2] = u8((ToHexNibble(str[i]) << 4) | ToHexNibble(str[i + 1]));
}
}
return out;
}
template <typename ContiguousContainer>
requires std::is_same_v<typename ContiguousContainer::value_type, u8>
[[nodiscard]] std::string HexToString(const ContiguousContainer& data, bool upper = true) {
static_assert(std::is_same_v<typename ContiguousContainer::value_type, u8>,
"Underlying type within the contiguous container must be u8.");
constexpr std::size_t pad_width = 2;
std::string out;
out.reserve(std::size(data) * pad_width);
const auto format_str = fmt::runtime(upper ? "{:02X}" : "{:02x}");
for (const u8 c : data) {
out += fmt::format(format_str, c);
auto const* htbl = upper ? "0123456789ABCDEF" : "0123456789abcdef";
std::string out(std::size(data) * 2);
for (size_t i = 0; i < std::size(data); ++i) {
auto const c = data[i];
out[i * 2 + 0] = htbl[(c >> 4) & 0xf];
out[i * 2 + 1] = htbl[(c >> 0) & 0xf];
}
return out;
}