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32 lines
907 B
C++
32 lines
907 B
C++
#pragma once
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#include <cstddef>
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#include <cstring>
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#include <functional>
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#define CRYPTO_MAKE_COMPARABLE(type) \
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namespace crypto { \
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inline bool operator==(const type &_v1, const type &_v2) { \
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return std::memcmp(&_v1, &_v2, sizeof(type)) == 0; \
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} \
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inline bool operator!=(const type &_v1, const type &_v2) { \
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return std::memcmp(&_v1, &_v2, sizeof(type)) != 0; \
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} \
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}
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#define CRYPTO_MAKE_HASHABLE(type) \
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CRYPTO_MAKE_COMPARABLE(type) \
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namespace crypto { \
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static_assert(sizeof(std::size_t) <= sizeof(type), "Size of " #type " must be at least that of size_t"); \
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inline std::size_t hash_value(const type &_v) { \
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return reinterpret_cast<const std::size_t &>(_v); \
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} \
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} \
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namespace std { \
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template<> \
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struct hash<crypto::type> { \
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std::size_t operator()(const crypto::type &_v) const { \
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return reinterpret_cast<const std::size_t &>(_v); \
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} \
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}; \
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}
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