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basic key encryption

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La Ancapo 2026-01-26 23:09:58 +01:00
parent eff0fb49b6
commit 559900fd3a
31 changed files with 5501 additions and 4 deletions
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bundled/cbits/argon2/blamka-round-ref.h Normal file
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/*
* Argon2 reference source code package - reference C implementations
*
* Copyright 2015
* Daniel Dinu, Dmitry Khovratovich, Jean-Philippe Aumasson, and Samuel Neves
*
* You may use this work under the terms of a Creative Commons CC0 1.0
* License/Waiver or the Apache Public License 2.0, at your option. The terms of
* these licenses can be found at:
*
* - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
* - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0
*
* You should have received a copy of both of these licenses along with this
* software. If not, they may be obtained at the above URLs.
*/
#ifndef BLAKE_ROUND_MKA_H
#define BLAKE_ROUND_MKA_H
#include "blake2.h"
#include "blake2-impl.h"
/*designed by the Lyra PHC team */
static BLAKE2_INLINE uint64_t fBlaMka(uint64_t x, uint64_t y) {
const uint64_t m = UINT64_C(0xFFFFFFFF);
const uint64_t xy = (x & m) * (y & m);
return x + y + 2 * xy;
}
#define G(a, b, c, d) \
do { \
a = fBlaMka(a, b); \
d = rotr64(d ^ a, 32); \
c = fBlaMka(c, d); \
b = rotr64(b ^ c, 24); \
a = fBlaMka(a, b); \
d = rotr64(d ^ a, 16); \
c = fBlaMka(c, d); \
b = rotr64(b ^ c, 63); \
} while ((void)0, 0)
#define BLAKE2_ROUND_NOMSG(v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, \
v12, v13, v14, v15) \
do { \
G(v0, v4, v8, v12); \
G(v1, v5, v9, v13); \
G(v2, v6, v10, v14); \
G(v3, v7, v11, v15); \
G(v0, v5, v10, v15); \
G(v1, v6, v11, v12); \
G(v2, v7, v8, v13); \
G(v3, v4, v9, v14); \
} while ((void)0, 0)
#endif