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author | e-sidorov <e-sidorov@yandex-team.ru> | 2022-02-10 16:46:06 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:46:06 +0300 |
commit | ce2ad6f6a6f6025e37fb7f8debe7cefd3aa2307c (patch) | |
tree | 1a2c5ffcf89eb53ecd79dbc9bc0a195c27404d0c /library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h | |
parent | 1ec091f8998d76a211c6015ba6865a73b29d676a (diff) | |
download | ydb-ce2ad6f6a6f6025e37fb7f8debe7cefd3aa2307c.tar.gz |
Restoring authorship annotation for <e-sidorov@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h')
-rw-r--r-- | library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h | 164 |
1 files changed, 82 insertions, 82 deletions
diff --git a/library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h b/library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h index 1a2306f4a0..ef98ed8fc8 100644 --- a/library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h +++ b/library/cpp/digest/argonish/internal/blake2b/blake2b_ref.h @@ -1,83 +1,83 @@ -#pragma once - -#include "blake2b.h" +#pragma once + +#include "blake2b.h" #include <library/cpp/digest/argonish/internal/rotations/rotations_ref.h> - -namespace NArgonish { - static const ui8 Sigma[12][16] = { - {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, - {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3}, - {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4}, - {7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8}, - {9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13}, - {2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9}, - {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11}, - {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10}, - {6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5}, - {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0}, - {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, - {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3}}; - - static const ui64 Iv[8] = { - 0x6a09e667f3bcc908ULL, 0xbb67ae8584caa73bULL, - 0x3c6ef372fe94f82bULL, 0xa54ff53a5f1d36f1ULL, - 0x510e527fade682d1ULL, 0x9b05688c2b3e6c1fULL, - 0x1f83d9abfb41bd6bULL, 0x5be0cd19137e2179ULL}; - - static inline void GRef(ui64 r, ui64 i, ui64& a, ui64& b, ui64& c, ui64& d, const ui64* m) { - a = a + b + m[Sigma[r][2 * i + 0]]; - d = Rotr(d ^ a, 32); - c = c + d; - b = Rotr(b ^ c, 24); - a = a + b + m[Sigma[r][2 * i + 1]]; - d = Rotr(d ^ a, 16); - c = c + d; - b = Rotr(b ^ c, 63); - } - - static inline void Round(ui64 r, ui64* v, const ui64* m) { - GRef(r, 0, v[0], v[4], v[8], v[12], m); - GRef(r, 1, v[1], v[5], v[9], v[13], m); - GRef(r, 2, v[2], v[6], v[10], v[14], m); - GRef(r, 3, v[3], v[7], v[11], v[15], m); - GRef(r, 4, v[0], v[5], v[10], v[15], m); - GRef(r, 5, v[1], v[6], v[11], v[12], m); - GRef(r, 6, v[2], v[7], v[8], v[13], m); - GRef(r, 7, v[3], v[4], v[9], v[14], m); - } - - template <> - void* TBlake2B<EInstructionSet::REF>::GetIV_() const { - return nullptr; - } - - template <> - void TBlake2B<EInstructionSet::REF>::InitialXor_(ui8* h, const ui8* p) { - for (size_t i = 0; i < 8; ++i) - ((ui64*)h)[i] = Iv[i] ^ ((ui64*)p)[i]; - } - - template <> - void TBlake2B<EInstructionSet::REF>::Compress_(const ui64 block[BLAKE2B_BLOCKQWORDS]) { - ui64 v[16]; - for (size_t i = 0; i < 8; ++i) { - v[i] = State_.H[i]; - } - - v[8] = Iv[0]; - v[9] = Iv[1]; - v[10] = Iv[2]; - v[11] = Iv[3]; - v[12] = Iv[4] ^ State_.T[0]; - v[13] = Iv[5] ^ State_.T[1]; - v[14] = Iv[6] ^ State_.F[0]; - v[15] = Iv[7] ^ State_.F[1]; - - for (ui64 r = 0; r < 12; ++r) - Round(r, v, block); - - for (size_t i = 0; i < 8; ++i) { - State_.H[i] = State_.H[i] ^ v[i] ^ v[i + 8]; - } - } -} + +namespace NArgonish { + static const ui8 Sigma[12][16] = { + {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, + {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3}, + {11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4}, + {7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8}, + {9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13}, + {2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9}, + {12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11}, + {13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10}, + {6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5}, + {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0}, + {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, + {14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3}}; + + static const ui64 Iv[8] = { + 0x6a09e667f3bcc908ULL, 0xbb67ae8584caa73bULL, + 0x3c6ef372fe94f82bULL, 0xa54ff53a5f1d36f1ULL, + 0x510e527fade682d1ULL, 0x9b05688c2b3e6c1fULL, + 0x1f83d9abfb41bd6bULL, 0x5be0cd19137e2179ULL}; + + static inline void GRef(ui64 r, ui64 i, ui64& a, ui64& b, ui64& c, ui64& d, const ui64* m) { + a = a + b + m[Sigma[r][2 * i + 0]]; + d = Rotr(d ^ a, 32); + c = c + d; + b = Rotr(b ^ c, 24); + a = a + b + m[Sigma[r][2 * i + 1]]; + d = Rotr(d ^ a, 16); + c = c + d; + b = Rotr(b ^ c, 63); + } + + static inline void Round(ui64 r, ui64* v, const ui64* m) { + GRef(r, 0, v[0], v[4], v[8], v[12], m); + GRef(r, 1, v[1], v[5], v[9], v[13], m); + GRef(r, 2, v[2], v[6], v[10], v[14], m); + GRef(r, 3, v[3], v[7], v[11], v[15], m); + GRef(r, 4, v[0], v[5], v[10], v[15], m); + GRef(r, 5, v[1], v[6], v[11], v[12], m); + GRef(r, 6, v[2], v[7], v[8], v[13], m); + GRef(r, 7, v[3], v[4], v[9], v[14], m); + } + + template <> + void* TBlake2B<EInstructionSet::REF>::GetIV_() const { + return nullptr; + } + + template <> + void TBlake2B<EInstructionSet::REF>::InitialXor_(ui8* h, const ui8* p) { + for (size_t i = 0; i < 8; ++i) + ((ui64*)h)[i] = Iv[i] ^ ((ui64*)p)[i]; + } + + template <> + void TBlake2B<EInstructionSet::REF>::Compress_(const ui64 block[BLAKE2B_BLOCKQWORDS]) { + ui64 v[16]; + for (size_t i = 0; i < 8; ++i) { + v[i] = State_.H[i]; + } + + v[8] = Iv[0]; + v[9] = Iv[1]; + v[10] = Iv[2]; + v[11] = Iv[3]; + v[12] = Iv[4] ^ State_.T[0]; + v[13] = Iv[5] ^ State_.T[1]; + v[14] = Iv[6] ^ State_.F[0]; + v[15] = Iv[7] ^ State_.F[1]; + + for (ui64 r = 0; r < 12; ++r) + Round(r, v, block); + + for (size_t i = 0; i < 8; ++i) { + State_.H[i] = State_.H[i] ^ v[i] ^ v[i + 8]; + } + } +} |