Botan 3.4.0
Crypto and TLS for C&
sha2_64_bmi2.cpp
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1/*
2* (C) 2019 Jack Lloyd
3*
4* Botan is released under the Simplified BSD License (see license.txt)
5*/
6
7#include <botan/internal/sha2_64.h>
8
9#include <botan/internal/bit_ops.h>
10#include <botan/internal/loadstor.h>
11#include <botan/internal/rotate.h>
12#include <botan/internal/sha2_64_f.h>
13#include <botan/internal/stl_util.h>
14
15namespace Botan {
16
17void SHA_512::compress_digest_bmi2(digest_type& digest, std::span<const uint8_t> input, size_t blocks) {
18 uint64_t A = digest[0], B = digest[1], C = digest[2], D = digest[3], E = digest[4], F = digest[5], G = digest[6],
19 H = digest[7];
20
21 BufferSlicer in(input);
22
23 for(size_t i = 0; i != blocks; ++i) {
24 const auto block = in.take(block_bytes);
25
26 uint64_t W00 = load_be<uint64_t>(block.data(), 0);
27 uint64_t W01 = load_be<uint64_t>(block.data(), 1);
28 uint64_t W02 = load_be<uint64_t>(block.data(), 2);
29 uint64_t W03 = load_be<uint64_t>(block.data(), 3);
30 uint64_t W04 = load_be<uint64_t>(block.data(), 4);
31 uint64_t W05 = load_be<uint64_t>(block.data(), 5);
32 uint64_t W06 = load_be<uint64_t>(block.data(), 6);
33 uint64_t W07 = load_be<uint64_t>(block.data(), 7);
34 uint64_t W08 = load_be<uint64_t>(block.data(), 8);
35 uint64_t W09 = load_be<uint64_t>(block.data(), 9);
36 uint64_t W10 = load_be<uint64_t>(block.data(), 10);
37 uint64_t W11 = load_be<uint64_t>(block.data(), 11);
38 uint64_t W12 = load_be<uint64_t>(block.data(), 12);
39 uint64_t W13 = load_be<uint64_t>(block.data(), 13);
40 uint64_t W14 = load_be<uint64_t>(block.data(), 14);
41 uint64_t W15 = load_be<uint64_t>(block.data(), 15);
42
43 SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x428A2F98D728AE22);
44 SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x7137449123EF65CD);
45 SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xB5C0FBCFEC4D3B2F);
46 SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xE9B5DBA58189DBBC);
47 SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x3956C25BF348B538);
48 SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x59F111F1B605D019);
49 SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x923F82A4AF194F9B);
50 SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0xAB1C5ED5DA6D8118);
51 SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xD807AA98A3030242);
52 SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x12835B0145706FBE);
53 SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x243185BE4EE4B28C);
54 SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x550C7DC3D5FFB4E2);
55 SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x72BE5D74F27B896F);
56 SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x80DEB1FE3B1696B1);
57 SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x9BDC06A725C71235);
58 SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC19BF174CF692694);
59 SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xE49B69C19EF14AD2);
60 SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xEFBE4786384F25E3);
61 SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x0FC19DC68B8CD5B5);
62 SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x240CA1CC77AC9C65);
63 SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x2DE92C6F592B0275);
64 SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4A7484AA6EA6E483);
65 SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5CB0A9DCBD41FBD4);
66 SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x76F988DA831153B5);
67 SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x983E5152EE66DFAB);
68 SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA831C66D2DB43210);
69 SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xB00327C898FB213F);
70 SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xBF597FC7BEEF0EE4);
71 SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xC6E00BF33DA88FC2);
72 SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD5A79147930AA725);
73 SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x06CA6351E003826F);
74 SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x142929670A0E6E70);
75 SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x27B70A8546D22FFC);
76 SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x2E1B21385C26C926);
77 SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x4D2C6DFC5AC42AED);
78 SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x53380D139D95B3DF);
79 SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x650A73548BAF63DE);
80 SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x766A0ABB3C77B2A8);
81 SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x81C2C92E47EDAEE6);
82 SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x92722C851482353B);
83 SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xA2BFE8A14CF10364);
84 SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA81A664BBC423001);
85 SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xC24B8B70D0F89791);
86 SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xC76C51A30654BE30);
87 SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xD192E819D6EF5218);
88 SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD69906245565A910);
89 SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xF40E35855771202A);
90 SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x106AA07032BBD1B8);
91 SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x19A4C116B8D2D0C8);
92 SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x1E376C085141AB53);
93 SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x2748774CDF8EEB99);
94 SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x34B0BCB5E19B48A8);
95 SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x391C0CB3C5C95A63);
96 SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4ED8AA4AE3418ACB);
97 SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5B9CCA4F7763E373);
98 SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x682E6FF3D6B2B8A3);
99 SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x748F82EE5DEFB2FC);
100 SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x78A5636F43172F60);
101 SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x84C87814A1F0AB72);
102 SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x8CC702081A6439EC);
103 SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x90BEFFFA23631E28);
104 SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xA4506CEBDE82BDE9);
105 SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xBEF9A3F7B2C67915);
106 SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC67178F2E372532B);
107 SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xCA273ECEEA26619C);
108 SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xD186B8C721C0C207);
109 SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xEADA7DD6CDE0EB1E);
110 SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xF57D4F7FEE6ED178);
111 SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x06F067AA72176FBA);
112 SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x0A637DC5A2C898A6);
113 SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x113F9804BEF90DAE);
114 SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x1B710B35131C471B);
115 SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x28DB77F523047D84);
116 SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x32CAAB7B40C72493);
117 SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x3C9EBE0A15C9BEBC);
118 SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x431D67C49C100D4C);
119 SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x4CC5D4BECB3E42B6);
120 SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x597F299CFC657E2A);
121 SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x5FCB6FAB3AD6FAEC);
122 SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x6C44198C4A475817);
123
124 A = (digest[0] += A);
125 B = (digest[1] += B);
126 C = (digest[2] += C);
127 D = (digest[3] += D);
128 E = (digest[4] += E);
129 F = (digest[5] += F);
130 G = (digest[6] += G);
131 H = (digest[7] += H);
132 }
133}
134
135} // namespace Botan
Botan::BufferSlicer::take
std::span< const uint8_t > take(const size_t count)
Definition stl_util.h:156
Botan::SHA_512::block_bytes
static constexpr size_t block_bytes
Definition sha2_64.h:64
Botan::SHA_512::compress_digest_bmi2
static void compress_digest_bmi2(digest_type &digest, std::span< const uint8_t > input, size_t blocks)
Definition sha2_64_bmi2.cpp:17
Botan::SHA_512::digest_type
secure_vector< uint64_t > digest_type
Definition sha2_64.h:60
Botan::SHA2_64_F
BOTAN_FORCE_INLINE void SHA2_64_F(uint64_t A, uint64_t B, uint64_t C, uint64_t &D, uint64_t E, uint64_t F, uint64_t G, uint64_t &H, uint64_t &M1, uint64_t M2, uint64_t M3, uint64_t M4, uint64_t magic)
Definition sha2_64_f.h:19
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