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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-02-26 01:50:27 +0100 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-03-01 00:35:13 +0100 |
| commit | cf48b532b447faa969347fef183c6e8921c4ded2 (patch) | |
| tree | df0d4539325b6a7a89d0dac0b19c5a1c17293cc6 /src/Crypto/t1ha_selfcheck.h | |
| parent | 29b749bdd96668d1aa9259b70be436e807b46af2 (diff) | |
| download | VeraCrypt-cf48b532b447faa969347fef183c6e8921c4ded2.tar.gz VeraCrypt-cf48b532b447faa969347fef183c6e8921c4ded2.zip | |
Windows: Implement RAM encryption for keys on 64-bit machines using ChaCha12 cipher and t1ha non-cryptographic fast hash (https://github.com/leo-yuriev/t1ha)
Diffstat (limited to 'src/Crypto/t1ha_selfcheck.h')
| -rw-r--r-- | src/Crypto/t1ha_selfcheck.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/src/Crypto/t1ha_selfcheck.h b/src/Crypto/t1ha_selfcheck.h new file mode 100644 index 00000000..943bf2d2 --- /dev/null +++ b/src/Crypto/t1ha_selfcheck.h @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2016-2018 Positive Technologies, https://www.ptsecurity.com, + * Fast Positive Hash. + * + * Portions Copyright (c) 2010-2018 Leonid Yuriev <leo@yuriev.ru>, + * The 1Hippeus project (t1h). + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgement in the product documentation would be + * appreciated but is not required. + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * 3. This notice may not be removed or altered from any source distribution. + */ + +/* + * t1ha = { Fast Positive Hash, aka "Позитивный Хэш" } + * by [Positive Technologies](https://www.ptsecurity.ru) + * + * Briefly, it is a 64-bit Hash Function: + * 1. Created for 64-bit little-endian platforms, in predominantly for x86_64, + * but portable and without penalties it can run on any 64-bit CPU. + * 2. In most cases up to 15% faster than City64, xxHash, mum-hash, metro-hash + * and all others portable hash-functions (which do not use specific + * hardware tricks). + * 3. Not suitable for cryptography. + * + * The Future will Positive. Всё будет хорошо. + * + * ACKNOWLEDGEMENT: + * The t1ha was originally developed by Leonid Yuriev (Леонид Юрьев) + * for The 1Hippeus project - zerocopy messaging in the spirit of Sparta! + */ + +#pragma once +#if defined(_MSC_VER) && _MSC_VER > 1800 +#pragma warning(disable : 4464) /* relative include path contains '..' */ +#endif /* MSVC */ +#include "t1ha.h" + +/***************************************************************************/ +/* Self-checking */ + +extern const uint8_t t1ha_test_pattern[64]; +int t1ha_selfcheck(uint64_t (*hash)(const void *, size_t, uint64_t), + const uint64_t *reference_values); + +#ifndef T1HA2_DISABLED +extern const uint64_t t1ha_refval_2atonce[81]; +extern const uint64_t t1ha_refval_2atonce128[81]; +extern const uint64_t t1ha_refval_2stream[81]; +extern const uint64_t t1ha_refval_2stream128[81]; +#endif /* T1HA2_DISABLED */ + +#ifndef T1HA1_DISABLED +extern const uint64_t t1ha_refval_64le[81]; +extern const uint64_t t1ha_refval_64be[81]; +#endif /* T1HA1_DISABLED */ + +#ifndef T1HA0_DISABLED +extern const uint64_t t1ha_refval_32le[81]; +extern const uint64_t t1ha_refval_32be[81]; +#if T1HA0_AESNI_AVAILABLE +extern const uint64_t t1ha_refval_ia32aes_a[81]; +extern const uint64_t t1ha_refval_ia32aes_b[81]; +#endif /* T1HA0_AESNI_AVAILABLE */ +#endif /* T1HA0_DISABLED */ |