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LibCrypto: Add hash methods to {Signed, Unsigned}BigInteger
These just use hash the underlying bytes that make up the integer words
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4 changed files with 25 additions and 0 deletions
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@ -56,6 +56,7 @@ public:
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{
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m_is_invalid = true;
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m_cached_trimmed_length = {};
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m_cached_hash = 0;
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}
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bool is_odd() const { return m_words.size() && (m_words[0] & 1); }
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@ -78,6 +79,8 @@ public:
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UnsignedBigInteger multiplied_by(const UnsignedBigInteger& other) const;
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UnsignedDivisionResult divided_by(const UnsignedBigInteger& divisor) const;
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u32 hash() const;
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void set_bit_inplace(size_t bit_index);
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bool operator==(const UnsignedBigInteger& other) const;
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@ -90,6 +93,8 @@ private:
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// m_word[0] + m_word[1] * Word::MAX + m_word[2] * Word::MAX * Word::MAX + ...
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Vector<Word, STARTING_WORD_SIZE> m_words;
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mutable u32 m_cached_hash { 0 };
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// Used to indicate a negative result, or a result of an invalid operation
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bool m_is_invalid { false };
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