0969bc4e8f
Batch #16933 by ragnarok-clanker: no function's compiled code changes; checked with 1 compiled unit(s), including every includer of Source/Utility/Cipher/CryptName.h.
39 lines
1 KiB
C++
39 lines
1 KiB
C++
#ifndef RAGNAROK_SOURCE_UTILITY_CIPHER_CRYPTNAME_H
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#define RAGNAROK_SOURCE_UTILITY_CIPHER_CRYPTNAME_H
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#include <array>
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#include <cstddef>
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#include <cstdint>
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namespace utility {
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template <std::size_t Length>
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struct CryptedText {
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char data[Length];
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// INLINED
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template <typename Element>
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constexpr operator std::array<Element, Length>() const {
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std::array<Element, Length> out{};
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for (std::size_t index = 0; index < Length; ++index) {
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out[index] = static_cast<Element>(this->data[index]);
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}
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return out;
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}
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};
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// INLINED
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template <std::uint64_t Key, std::size_t Length>
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constexpr CryptedText<Length> CryptText(const char (&text)[Length]) {
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CryptedText<Length> out{};
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for (std::size_t index = 0; index < Length; ++index) {
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out.data[index] = static_cast<char>(static_cast<std::uint8_t>(text[index]) ^ static_cast<std::uint8_t>(Key >> (8 * (index & 7))));
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}
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return out;
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}
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}
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#define CRYPT_NAME(text, key) (::utility::CryptText<key>(text))
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#endif
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