diff options
Diffstat (limited to 'comm/third_party/botan/src/lib/hash/sha1/sha160.h')
-rw-r--r-- | comm/third_party/botan/src/lib/hash/sha1/sha160.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/hash/sha1/sha160.h b/comm/third_party/botan/src/lib/hash/sha1/sha160.h new file mode 100644 index 0000000000..bbab2e8532 --- /dev/null +++ b/comm/third_party/botan/src/lib/hash/sha1/sha160.h @@ -0,0 +1,75 @@ +/* +* SHA-160 +* (C) 1999-2007,2016 Jack Lloyd +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#ifndef BOTAN_SHA_160_H_ +#define BOTAN_SHA_160_H_ + +#include <botan/mdx_hash.h> + +BOTAN_FUTURE_INTERNAL_HEADER(sha160.h) + +namespace Botan { + +/** +* NIST's SHA-160 +*/ +class BOTAN_PUBLIC_API(2,0) SHA_160 final : public MDx_HashFunction + { + public: + std::string name() const override { return "SHA-160"; } + size_t output_length() const override { return 20; } + HashFunction* clone() const override { return new SHA_160; } + std::unique_ptr<HashFunction> copy_state() const override; + + void clear() override; + + SHA_160() : MDx_HashFunction(64, true, true), m_digest(5) + { + clear(); + } + + private: + void compress_n(const uint8_t[], size_t blocks) override; + +#if defined(BOTAN_HAS_SHA1_ARMV8) + static void sha1_armv8_compress_n(secure_vector<uint32_t>& digest, + const uint8_t blocks[], + size_t block_count); +#endif + +#if defined(BOTAN_HAS_SHA1_SSE2) + static void sse2_compress_n(secure_vector<uint32_t>& digest, + const uint8_t blocks[], + size_t block_count); +#endif + +#if defined(BOTAN_HAS_SHA1_X86_SHA_NI) + // Using x86 SHA instructions in Intel Goldmont and Cannonlake + static void sha1_compress_x86(secure_vector<uint32_t>& digest, + const uint8_t blocks[], + size_t block_count); +#endif + + + void copy_out(uint8_t[]) override; + + /** + * The digest value + */ + secure_vector<uint32_t> m_digest; + + /** + * The message buffer + */ + secure_vector<uint32_t> m_W; + }; + +typedef SHA_160 SHA_1; + +} + +#endif |