Coverage Report

Created: 2021-02-21 07:20

/src/botan/build/include/botan/internal/sha160.h
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/*
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* SHA-160
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* (C) 1999-2007,2016 Jack Lloyd
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*
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* Botan is released under the Simplified BSD License (see license.txt)
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*/
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#ifndef BOTAN_SHA_160_H_
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#define BOTAN_SHA_160_H_
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#include <botan/internal/mdx_hash.h>
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namespace Botan {
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/**
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* NIST's SHA-160
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*/
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class SHA_160 final : public MDx_HashFunction
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   {
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   public:
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      std::string name() const override { return "SHA-160"; }
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      size_t output_length() const override { return 20; }
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      HashFunction* clone() const override { return new SHA_160; }
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      std::unique_ptr<HashFunction> copy_state() const override;
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      void clear() override;
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      SHA_160() : MDx_HashFunction(64, true, true), m_digest(5)
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         {
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         clear();
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         }
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   private:
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      void compress_n(const uint8_t[], size_t blocks) override;
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#if defined(BOTAN_HAS_SHA1_ARMV8)
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      static void sha1_armv8_compress_n(secure_vector<uint32_t>& digest,
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                                        const uint8_t blocks[],
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                                        size_t block_count);
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#endif
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#if defined(BOTAN_HAS_SHA1_SSE2)
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      static void sse2_compress_n(secure_vector<uint32_t>& digest,
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                                  const uint8_t blocks[],
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                                  size_t block_count);
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#endif
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#if defined(BOTAN_HAS_SHA1_X86_SHA_NI)
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      // Using x86 SHA instructions in Intel Goldmont and Cannonlake
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      static void sha1_compress_x86(secure_vector<uint32_t>& digest,
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                                    const uint8_t blocks[],
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                                    size_t block_count);
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#endif
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      void copy_out(uint8_t[]) override;
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      /**
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      * The digest value
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      */
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      secure_vector<uint32_t> m_digest;
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      /**
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      * The message buffer
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      */
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      secure_vector<uint32_t> m_W;
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   };
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typedef SHA_160 SHA_1;
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}
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#endif