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1120 lines
28 KiB
1120 lines
28 KiB
/* $Id: blake.c 252 2011-06-07 17:55:14Z tp $ */ |
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/* |
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* BLAKE implementation. |
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* |
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* ==========================(LICENSE BEGIN)============================ |
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* |
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* Copyright (c) 2007-2010 Projet RNRT SAPHIR |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining |
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* a copy of this software and associated documentation files (the |
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* "Software"), to deal in the Software without restriction, including |
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* without limitation the rights to use, copy, modify, merge, publish, |
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* distribute, sublicense, and/or sell copies of the Software, and to |
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* permit persons to whom the Software is furnished to do so, subject to |
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* the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be |
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* included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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* |
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* ===========================(LICENSE END)============================= |
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* |
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* @author Thomas Pornin <thomas.pornin@cryptolog.com> |
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*/ |
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#include <stddef.h> |
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#include <string.h> |
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#include <limits.h> |
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#include "sph_blake.h" |
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#ifdef __cplusplus |
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extern "C"{ |
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#endif |
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#if SPH_SMALL_FOOTPRINT && !defined SPH_SMALL_FOOTPRINT_BLAKE |
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#define SPH_SMALL_FOOTPRINT_BLAKE 1 |
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#endif |
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#if SPH_SMALL_FOOTPRINT_BLAKE |
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#define SPH_COMPACT_BLAKE_32 1 |
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#endif |
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#if SPH_64 && (SPH_SMALL_FOOTPRINT_BLAKE || !SPH_64_TRUE) |
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#define SPH_COMPACT_BLAKE_64 1 |
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#endif |
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#ifdef _MSC_VER |
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#pragma warning (disable: 4146) |
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#endif |
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static const sph_u32 IV224[8] = { |
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SPH_C32(0xC1059ED8), SPH_C32(0x367CD507), |
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SPH_C32(0x3070DD17), SPH_C32(0xF70E5939), |
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SPH_C32(0xFFC00B31), SPH_C32(0x68581511), |
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SPH_C32(0x64F98FA7), SPH_C32(0xBEFA4FA4) |
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}; |
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static const sph_u32 IV256[8] = { |
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SPH_C32(0x6A09E667), SPH_C32(0xBB67AE85), |
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SPH_C32(0x3C6EF372), SPH_C32(0xA54FF53A), |
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SPH_C32(0x510E527F), SPH_C32(0x9B05688C), |
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SPH_C32(0x1F83D9AB), SPH_C32(0x5BE0CD19) |
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}; |
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#if SPH_64 |
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static const sph_u64 IV384[8] = { |
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SPH_C64(0xCBBB9D5DC1059ED8), SPH_C64(0x629A292A367CD507), |
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SPH_C64(0x9159015A3070DD17), SPH_C64(0x152FECD8F70E5939), |
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SPH_C64(0x67332667FFC00B31), SPH_C64(0x8EB44A8768581511), |
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SPH_C64(0xDB0C2E0D64F98FA7), SPH_C64(0x47B5481DBEFA4FA4) |
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}; |
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static const sph_u64 IV512[8] = { |
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SPH_C64(0x6A09E667F3BCC908), SPH_C64(0xBB67AE8584CAA73B), |
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SPH_C64(0x3C6EF372FE94F82B), SPH_C64(0xA54FF53A5F1D36F1), |
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SPH_C64(0x510E527FADE682D1), SPH_C64(0x9B05688C2B3E6C1F), |
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SPH_C64(0x1F83D9ABFB41BD6B), SPH_C64(0x5BE0CD19137E2179) |
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}; |
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#endif |
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#if SPH_COMPACT_BLAKE_32 || SPH_COMPACT_BLAKE_64 |
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static const unsigned sigma[16][16] = { |
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, |
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{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 }, |
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{ 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 }, |
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{ 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 }, |
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{ 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 }, |
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{ 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 }, |
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{ 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 }, |
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{ 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 }, |
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{ 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 }, |
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{ 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0 }, |
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, |
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{ 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 }, |
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{ 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 }, |
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{ 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 }, |
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{ 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 }, |
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{ 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 } |
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}; |
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/* |
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0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 |
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14 10 4 8 9 15 13 6 1 12 0 2 11 7 5 3 |
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11 8 12 0 5 2 15 13 10 14 3 6 7 1 9 4 |
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7 9 3 1 13 12 11 14 2 6 5 10 4 0 15 8 |
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9 0 5 7 2 4 10 15 14 1 11 12 6 8 3 13 |
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2 12 6 10 0 11 8 3 4 13 7 5 15 14 1 9 |
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12 5 1 15 14 13 4 10 0 7 6 3 9 2 8 11 |
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13 11 7 14 12 1 3 9 5 0 15 4 8 6 2 10 |
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6 15 14 9 11 3 0 8 12 2 13 7 1 4 10 5 |
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10 2 8 4 7 6 1 5 15 11 9 14 3 12 13 0 |
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*/ |
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#endif |
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#define Z00 0 |
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#define Z01 1 |
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#define Z02 2 |
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#define Z03 3 |
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#define Z04 4 |
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#define Z05 5 |
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#define Z06 6 |
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#define Z07 7 |
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#define Z08 8 |
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#define Z09 9 |
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#define Z0A A |
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#define Z0B B |
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#define Z0C C |
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#define Z0D D |
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#define Z0E E |
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#define Z0F F |
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#define Z10 E |
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#define Z11 A |
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#define Z12 4 |
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#define Z13 8 |
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#define Z14 9 |
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#define Z15 F |
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#define Z16 D |
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#define Z17 6 |
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#define Z18 1 |
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#define Z19 C |
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#define Z1A 0 |
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#define Z1B 2 |
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#define Z1C B |
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#define Z1D 7 |
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#define Z1E 5 |
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#define Z1F 3 |
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#define Z20 B |
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#define Z21 8 |
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#define Z22 C |
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#define Z23 0 |
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#define Z24 5 |
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#define Z25 2 |
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#define Z26 F |
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#define Z27 D |
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#define Z28 A |
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#define Z29 E |
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#define Z2A 3 |
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#define Z2B 6 |
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#define Z2C 7 |
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#define Z2D 1 |
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#define Z2E 9 |
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#define Z2F 4 |
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#define Z30 7 |
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#define Z31 9 |
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#define Z32 3 |
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#define Z33 1 |
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#define Z34 D |
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#define Z35 C |
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#define Z36 B |
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#define Z37 E |
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#define Z38 2 |
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#define Z39 6 |
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#define Z3A 5 |
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#define Z3B A |
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#define Z3C 4 |
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#define Z3D 0 |
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#define Z3E F |
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#define Z3F 8 |
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#define Z40 9 |
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#define Z41 0 |
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#define Z42 5 |
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#define Z43 7 |
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#define Z44 2 |
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#define Z45 4 |
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#define Z46 A |
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#define Z47 F |
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#define Z48 E |
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#define Z49 1 |
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#define Z4A B |
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#define Z4B C |
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#define Z4C 6 |
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#define Z4D 8 |
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#define Z4E 3 |
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#define Z4F D |
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#define Z50 2 |
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#define Z51 C |
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#define Z52 6 |
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#define Z53 A |
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#define Z54 0 |
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#define Z55 B |
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#define Z56 8 |
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#define Z57 3 |
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#define Z58 4 |
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#define Z59 D |
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#define Z5A 7 |
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#define Z5B 5 |
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#define Z5C F |
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#define Z5D E |
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#define Z5E 1 |
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#define Z5F 9 |
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#define Z60 C |
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#define Z61 5 |
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#define Z62 1 |
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#define Z63 F |
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#define Z64 E |
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#define Z65 D |
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#define Z66 4 |
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#define Z67 A |
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#define Z68 0 |
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#define Z69 7 |
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#define Z6A 6 |
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#define Z6B 3 |
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#define Z6C 9 |
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#define Z6D 2 |
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#define Z6E 8 |
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#define Z6F B |
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#define Z70 D |
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#define Z71 B |
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#define Z72 7 |
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#define Z73 E |
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#define Z74 C |
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#define Z75 1 |
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#define Z76 3 |
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#define Z77 9 |
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#define Z78 5 |
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#define Z79 0 |
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#define Z7A F |
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#define Z7B 4 |
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#define Z7C 8 |
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#define Z7D 6 |
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#define Z7E 2 |
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#define Z7F A |
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#define Z80 6 |
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#define Z81 F |
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#define Z82 E |
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#define Z83 9 |
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#define Z84 B |
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#define Z85 3 |
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#define Z86 0 |
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#define Z87 8 |
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#define Z88 C |
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#define Z89 2 |
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#define Z8A D |
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#define Z8B 7 |
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#define Z8C 1 |
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#define Z8D 4 |
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#define Z8E A |
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#define Z8F 5 |
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#define Z90 A |
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#define Z91 2 |
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#define Z92 8 |
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#define Z93 4 |
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#define Z94 7 |
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#define Z95 6 |
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#define Z96 1 |
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#define Z97 5 |
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#define Z98 F |
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#define Z99 B |
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#define Z9A 9 |
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#define Z9B E |
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#define Z9C 3 |
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#define Z9D C |
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#define Z9E D |
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#define Z9F 0 |
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#define Mx(r, i) Mx_(Z ## r ## i) |
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#define Mx_(n) Mx__(n) |
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#define Mx__(n) M ## n |
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#define CSx(r, i) CSx_(Z ## r ## i) |
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#define CSx_(n) CSx__(n) |
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#define CSx__(n) CS ## n |
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#define CS0 SPH_C32(0x243F6A88) |
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#define CS1 SPH_C32(0x85A308D3) |
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#define CS2 SPH_C32(0x13198A2E) |
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#define CS3 SPH_C32(0x03707344) |
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#define CS4 SPH_C32(0xA4093822) |
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#define CS5 SPH_C32(0x299F31D0) |
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#define CS6 SPH_C32(0x082EFA98) |
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#define CS7 SPH_C32(0xEC4E6C89) |
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#define CS8 SPH_C32(0x452821E6) |
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#define CS9 SPH_C32(0x38D01377) |
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#define CSA SPH_C32(0xBE5466CF) |
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#define CSB SPH_C32(0x34E90C6C) |
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#define CSC SPH_C32(0xC0AC29B7) |
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#define CSD SPH_C32(0xC97C50DD) |
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#define CSE SPH_C32(0x3F84D5B5) |
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#define CSF SPH_C32(0xB5470917) |
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#if SPH_COMPACT_BLAKE_32 |
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static const sph_u32 CS[16] = { |
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SPH_C32(0x243F6A88), SPH_C32(0x85A308D3), |
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SPH_C32(0x13198A2E), SPH_C32(0x03707344), |
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SPH_C32(0xA4093822), SPH_C32(0x299F31D0), |
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SPH_C32(0x082EFA98), SPH_C32(0xEC4E6C89), |
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SPH_C32(0x452821E6), SPH_C32(0x38D01377), |
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SPH_C32(0xBE5466CF), SPH_C32(0x34E90C6C), |
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SPH_C32(0xC0AC29B7), SPH_C32(0xC97C50DD), |
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SPH_C32(0x3F84D5B5), SPH_C32(0xB5470917) |
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}; |
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#endif |
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#if SPH_64 |
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#define CBx(r, i) CBx_(Z ## r ## i) |
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#define CBx_(n) CBx__(n) |
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#define CBx__(n) CB ## n |
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#define CB0 SPH_C64(0x243F6A8885A308D3) |
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#define CB1 SPH_C64(0x13198A2E03707344) |
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#define CB2 SPH_C64(0xA4093822299F31D0) |
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#define CB3 SPH_C64(0x082EFA98EC4E6C89) |
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#define CB4 SPH_C64(0x452821E638D01377) |
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#define CB5 SPH_C64(0xBE5466CF34E90C6C) |
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#define CB6 SPH_C64(0xC0AC29B7C97C50DD) |
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#define CB7 SPH_C64(0x3F84D5B5B5470917) |
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#define CB8 SPH_C64(0x9216D5D98979FB1B) |
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#define CB9 SPH_C64(0xD1310BA698DFB5AC) |
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#define CBA SPH_C64(0x2FFD72DBD01ADFB7) |
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#define CBB SPH_C64(0xB8E1AFED6A267E96) |
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#define CBC SPH_C64(0xBA7C9045F12C7F99) |
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#define CBD SPH_C64(0x24A19947B3916CF7) |
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#define CBE SPH_C64(0x0801F2E2858EFC16) |
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#define CBF SPH_C64(0x636920D871574E69) |
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#if SPH_COMPACT_BLAKE_64 |
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static const sph_u64 CB[16] = { |
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SPH_C64(0x243F6A8885A308D3), SPH_C64(0x13198A2E03707344), |
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SPH_C64(0xA4093822299F31D0), SPH_C64(0x082EFA98EC4E6C89), |
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SPH_C64(0x452821E638D01377), SPH_C64(0xBE5466CF34E90C6C), |
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SPH_C64(0xC0AC29B7C97C50DD), SPH_C64(0x3F84D5B5B5470917), |
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SPH_C64(0x9216D5D98979FB1B), SPH_C64(0xD1310BA698DFB5AC), |
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SPH_C64(0x2FFD72DBD01ADFB7), SPH_C64(0xB8E1AFED6A267E96), |
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SPH_C64(0xBA7C9045F12C7F99), SPH_C64(0x24A19947B3916CF7), |
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SPH_C64(0x0801F2E2858EFC16), SPH_C64(0x636920D871574E69) |
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}; |
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#endif |
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#endif |
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#define GS(m0, m1, c0, c1, a, b, c, d) do { \ |
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a = SPH_T32(a + b + (m0 ^ c1)); \ |
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d = SPH_ROTR32(d ^ a, 16); \ |
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c = SPH_T32(c + d); \ |
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b = SPH_ROTR32(b ^ c, 12); \ |
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a = SPH_T32(a + b + (m1 ^ c0)); \ |
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d = SPH_ROTR32(d ^ a, 8); \ |
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c = SPH_T32(c + d); \ |
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b = SPH_ROTR32(b ^ c, 7); \ |
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} while (0) |
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#if SPH_COMPACT_BLAKE_32 |
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#define ROUND_S(r) do { \ |
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GS(M[sigma[r][0x0]], M[sigma[r][0x1]], \ |
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CS[sigma[r][0x0]], CS[sigma[r][0x1]], V0, V4, V8, VC); \ |
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GS(M[sigma[r][0x2]], M[sigma[r][0x3]], \ |
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CS[sigma[r][0x2]], CS[sigma[r][0x3]], V1, V5, V9, VD); \ |
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GS(M[sigma[r][0x4]], M[sigma[r][0x5]], \ |
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CS[sigma[r][0x4]], CS[sigma[r][0x5]], V2, V6, VA, VE); \ |
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GS(M[sigma[r][0x6]], M[sigma[r][0x7]], \ |
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CS[sigma[r][0x6]], CS[sigma[r][0x7]], V3, V7, VB, VF); \ |
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GS(M[sigma[r][0x8]], M[sigma[r][0x9]], \ |
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CS[sigma[r][0x8]], CS[sigma[r][0x9]], V0, V5, VA, VF); \ |
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GS(M[sigma[r][0xA]], M[sigma[r][0xB]], \ |
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CS[sigma[r][0xA]], CS[sigma[r][0xB]], V1, V6, VB, VC); \ |
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GS(M[sigma[r][0xC]], M[sigma[r][0xD]], \ |
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CS[sigma[r][0xC]], CS[sigma[r][0xD]], V2, V7, V8, VD); \ |
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GS(M[sigma[r][0xE]], M[sigma[r][0xF]], \ |
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CS[sigma[r][0xE]], CS[sigma[r][0xF]], V3, V4, V9, VE); \ |
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} while (0) |
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#else |
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#define ROUND_S(r) do { \ |
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GS(Mx(r, 0), Mx(r, 1), CSx(r, 0), CSx(r, 1), V0, V4, V8, VC); \ |
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GS(Mx(r, 2), Mx(r, 3), CSx(r, 2), CSx(r, 3), V1, V5, V9, VD); \ |
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GS(Mx(r, 4), Mx(r, 5), CSx(r, 4), CSx(r, 5), V2, V6, VA, VE); \ |
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GS(Mx(r, 6), Mx(r, 7), CSx(r, 6), CSx(r, 7), V3, V7, VB, VF); \ |
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GS(Mx(r, 8), Mx(r, 9), CSx(r, 8), CSx(r, 9), V0, V5, VA, VF); \ |
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GS(Mx(r, A), Mx(r, B), CSx(r, A), CSx(r, B), V1, V6, VB, VC); \ |
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GS(Mx(r, C), Mx(r, D), CSx(r, C), CSx(r, D), V2, V7, V8, VD); \ |
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GS(Mx(r, E), Mx(r, F), CSx(r, E), CSx(r, F), V3, V4, V9, VE); \ |
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} while (0) |
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#endif |
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#if SPH_64 |
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#define GB(m0, m1, c0, c1, a, b, c, d) do { \ |
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a = SPH_T64(a + b + (m0 ^ c1)); \ |
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d = SPH_ROTR64(d ^ a, 32); \ |
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c = SPH_T64(c + d); \ |
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b = SPH_ROTR64(b ^ c, 25); \ |
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a = SPH_T64(a + b + (m1 ^ c0)); \ |
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d = SPH_ROTR64(d ^ a, 16); \ |
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c = SPH_T64(c + d); \ |
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b = SPH_ROTR64(b ^ c, 11); \ |
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} while (0) |
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#if SPH_COMPACT_BLAKE_64 |
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#define ROUND_B(r) do { \ |
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GB(M[sigma[r][0x0]], M[sigma[r][0x1]], \ |
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CB[sigma[r][0x0]], CB[sigma[r][0x1]], V0, V4, V8, VC); \ |
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GB(M[sigma[r][0x2]], M[sigma[r][0x3]], \ |
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CB[sigma[r][0x2]], CB[sigma[r][0x3]], V1, V5, V9, VD); \ |
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GB(M[sigma[r][0x4]], M[sigma[r][0x5]], \ |
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CB[sigma[r][0x4]], CB[sigma[r][0x5]], V2, V6, VA, VE); \ |
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GB(M[sigma[r][0x6]], M[sigma[r][0x7]], \ |
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CB[sigma[r][0x6]], CB[sigma[r][0x7]], V3, V7, VB, VF); \ |
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GB(M[sigma[r][0x8]], M[sigma[r][0x9]], \ |
|
CB[sigma[r][0x8]], CB[sigma[r][0x9]], V0, V5, VA, VF); \ |
|
GB(M[sigma[r][0xA]], M[sigma[r][0xB]], \ |
|
CB[sigma[r][0xA]], CB[sigma[r][0xB]], V1, V6, VB, VC); \ |
|
GB(M[sigma[r][0xC]], M[sigma[r][0xD]], \ |
|
CB[sigma[r][0xC]], CB[sigma[r][0xD]], V2, V7, V8, VD); \ |
|
GB(M[sigma[r][0xE]], M[sigma[r][0xF]], \ |
|
CB[sigma[r][0xE]], CB[sigma[r][0xF]], V3, V4, V9, VE); \ |
|
} while (0) |
|
|
|
#else |
|
|
|
#define ROUND_B(r) do { \ |
|
GB(Mx(r, 0), Mx(r, 1), CBx(r, 0), CBx(r, 1), V0, V4, V8, VC); \ |
|
GB(Mx(r, 2), Mx(r, 3), CBx(r, 2), CBx(r, 3), V1, V5, V9, VD); \ |
|
GB(Mx(r, 4), Mx(r, 5), CBx(r, 4), CBx(r, 5), V2, V6, VA, VE); \ |
|
GB(Mx(r, 6), Mx(r, 7), CBx(r, 6), CBx(r, 7), V3, V7, VB, VF); \ |
|
GB(Mx(r, 8), Mx(r, 9), CBx(r, 8), CBx(r, 9), V0, V5, VA, VF); \ |
|
GB(Mx(r, A), Mx(r, B), CBx(r, A), CBx(r, B), V1, V6, VB, VC); \ |
|
GB(Mx(r, C), Mx(r, D), CBx(r, C), CBx(r, D), V2, V7, V8, VD); \ |
|
GB(Mx(r, E), Mx(r, F), CBx(r, E), CBx(r, F), V3, V4, V9, VE); \ |
|
} while (0) |
|
|
|
#endif |
|
|
|
#endif |
|
|
|
#define DECL_STATE32 \ |
|
sph_u32 H0, H1, H2, H3, H4, H5, H6, H7; \ |
|
sph_u32 S0, S1, S2, S3, T0, T1; |
|
|
|
#define READ_STATE32(state) do { \ |
|
H0 = (state)->H[0]; \ |
|
H1 = (state)->H[1]; \ |
|
H2 = (state)->H[2]; \ |
|
H3 = (state)->H[3]; \ |
|
H4 = (state)->H[4]; \ |
|
H5 = (state)->H[5]; \ |
|
H6 = (state)->H[6]; \ |
|
H7 = (state)->H[7]; \ |
|
S0 = (state)->S[0]; \ |
|
S1 = (state)->S[1]; \ |
|
S2 = (state)->S[2]; \ |
|
S3 = (state)->S[3]; \ |
|
T0 = (state)->T0; \ |
|
T1 = (state)->T1; \ |
|
} while (0) |
|
|
|
#define WRITE_STATE32(state) do { \ |
|
(state)->H[0] = H0; \ |
|
(state)->H[1] = H1; \ |
|
(state)->H[2] = H2; \ |
|
(state)->H[3] = H3; \ |
|
(state)->H[4] = H4; \ |
|
(state)->H[5] = H5; \ |
|
(state)->H[6] = H6; \ |
|
(state)->H[7] = H7; \ |
|
(state)->S[0] = S0; \ |
|
(state)->S[1] = S1; \ |
|
(state)->S[2] = S2; \ |
|
(state)->S[3] = S3; \ |
|
(state)->T0 = T0; \ |
|
(state)->T1 = T1; \ |
|
} while (0) |
|
|
|
#if SPH_COMPACT_BLAKE_32 |
|
|
|
#define COMPRESS32 do { \ |
|
sph_u32 M[16]; \ |
|
sph_u32 V0, V1, V2, V3, V4, V5, V6, V7; \ |
|
sph_u32 V8, V9, VA, VB, VC, VD, VE, VF; \ |
|
unsigned r; \ |
|
V0 = H0; \ |
|
V1 = H1; \ |
|
V2 = H2; \ |
|
V3 = H3; \ |
|
V4 = H4; \ |
|
V5 = H5; \ |
|
V6 = H6; \ |
|
V7 = H7; \ |
|
V8 = S0 ^ CS0; \ |
|
V9 = S1 ^ CS1; \ |
|
VA = S2 ^ CS2; \ |
|
VB = S3 ^ CS3; \ |
|
VC = T0 ^ CS4; \ |
|
VD = T0 ^ CS5; \ |
|
VE = T1 ^ CS6; \ |
|
VF = T1 ^ CS7; \ |
|
M[0x0] = sph_dec32be_aligned(buf + 0); \ |
|
M[0x1] = sph_dec32be_aligned(buf + 4); \ |
|
M[0x2] = sph_dec32be_aligned(buf + 8); \ |
|
M[0x3] = sph_dec32be_aligned(buf + 12); \ |
|
M[0x4] = sph_dec32be_aligned(buf + 16); \ |
|
M[0x5] = sph_dec32be_aligned(buf + 20); \ |
|
M[0x6] = sph_dec32be_aligned(buf + 24); \ |
|
M[0x7] = sph_dec32be_aligned(buf + 28); \ |
|
M[0x8] = sph_dec32be_aligned(buf + 32); \ |
|
M[0x9] = sph_dec32be_aligned(buf + 36); \ |
|
M[0xA] = sph_dec32be_aligned(buf + 40); \ |
|
M[0xB] = sph_dec32be_aligned(buf + 44); \ |
|
M[0xC] = sph_dec32be_aligned(buf + 48); \ |
|
M[0xD] = sph_dec32be_aligned(buf + 52); \ |
|
M[0xE] = sph_dec32be_aligned(buf + 56); \ |
|
M[0xF] = sph_dec32be_aligned(buf + 60); \ |
|
for (r = 0; r < 14; r ++) \ |
|
ROUND_S(r); \ |
|
H0 ^= S0 ^ V0 ^ V8; \ |
|
H1 ^= S1 ^ V1 ^ V9; \ |
|
H2 ^= S2 ^ V2 ^ VA; \ |
|
H3 ^= S3 ^ V3 ^ VB; \ |
|
H4 ^= S0 ^ V4 ^ VC; \ |
|
H5 ^= S1 ^ V5 ^ VD; \ |
|
H6 ^= S2 ^ V6 ^ VE; \ |
|
H7 ^= S3 ^ V7 ^ VF; \ |
|
} while (0) |
|
|
|
#else |
|
|
|
#define COMPRESS32 do { \ |
|
sph_u32 M0, M1, M2, M3, M4, M5, M6, M7; \ |
|
sph_u32 M8, M9, MA, MB, MC, MD, ME, MF; \ |
|
sph_u32 V0, V1, V2, V3, V4, V5, V6, V7; \ |
|
sph_u32 V8, V9, VA, VB, VC, VD, VE, VF; \ |
|
V0 = H0; \ |
|
V1 = H1; \ |
|
V2 = H2; \ |
|
V3 = H3; \ |
|
V4 = H4; \ |
|
V5 = H5; \ |
|
V6 = H6; \ |
|
V7 = H7; \ |
|
V8 = S0 ^ CS0; \ |
|
V9 = S1 ^ CS1; \ |
|
VA = S2 ^ CS2; \ |
|
VB = S3 ^ CS3; \ |
|
VC = T0 ^ CS4; \ |
|
VD = T0 ^ CS5; \ |
|
VE = T1 ^ CS6; \ |
|
VF = T1 ^ CS7; \ |
|
M0 = sph_dec32be_aligned(buf + 0); \ |
|
M1 = sph_dec32be_aligned(buf + 4); \ |
|
M2 = sph_dec32be_aligned(buf + 8); \ |
|
M3 = sph_dec32be_aligned(buf + 12); \ |
|
M4 = sph_dec32be_aligned(buf + 16); \ |
|
M5 = sph_dec32be_aligned(buf + 20); \ |
|
M6 = sph_dec32be_aligned(buf + 24); \ |
|
M7 = sph_dec32be_aligned(buf + 28); \ |
|
M8 = sph_dec32be_aligned(buf + 32); \ |
|
M9 = sph_dec32be_aligned(buf + 36); \ |
|
MA = sph_dec32be_aligned(buf + 40); \ |
|
MB = sph_dec32be_aligned(buf + 44); \ |
|
MC = sph_dec32be_aligned(buf + 48); \ |
|
MD = sph_dec32be_aligned(buf + 52); \ |
|
ME = sph_dec32be_aligned(buf + 56); \ |
|
MF = sph_dec32be_aligned(buf + 60); \ |
|
ROUND_S(0); \ |
|
ROUND_S(1); \ |
|
ROUND_S(2); \ |
|
ROUND_S(3); \ |
|
ROUND_S(4); \ |
|
ROUND_S(5); \ |
|
ROUND_S(6); \ |
|
ROUND_S(7); \ |
|
ROUND_S(8); \ |
|
ROUND_S(9); \ |
|
ROUND_S(0); \ |
|
ROUND_S(1); \ |
|
ROUND_S(2); \ |
|
ROUND_S(3); \ |
|
H0 ^= S0 ^ V0 ^ V8; \ |
|
H1 ^= S1 ^ V1 ^ V9; \ |
|
H2 ^= S2 ^ V2 ^ VA; \ |
|
H3 ^= S3 ^ V3 ^ VB; \ |
|
H4 ^= S0 ^ V4 ^ VC; \ |
|
H5 ^= S1 ^ V5 ^ VD; \ |
|
H6 ^= S2 ^ V6 ^ VE; \ |
|
H7 ^= S3 ^ V7 ^ VF; \ |
|
} while (0) |
|
|
|
#endif |
|
|
|
#if SPH_64 |
|
|
|
#define DECL_STATE64 \ |
|
sph_u64 H0, H1, H2, H3, H4, H5, H6, H7; \ |
|
sph_u64 S0, S1, S2, S3, T0, T1; |
|
|
|
#define READ_STATE64(state) do { \ |
|
H0 = (state)->H[0]; \ |
|
H1 = (state)->H[1]; \ |
|
H2 = (state)->H[2]; \ |
|
H3 = (state)->H[3]; \ |
|
H4 = (state)->H[4]; \ |
|
H5 = (state)->H[5]; \ |
|
H6 = (state)->H[6]; \ |
|
H7 = (state)->H[7]; \ |
|
S0 = (state)->S[0]; \ |
|
S1 = (state)->S[1]; \ |
|
S2 = (state)->S[2]; \ |
|
S3 = (state)->S[3]; \ |
|
T0 = (state)->T0; \ |
|
T1 = (state)->T1; \ |
|
} while (0) |
|
|
|
#define WRITE_STATE64(state) do { \ |
|
(state)->H[0] = H0; \ |
|
(state)->H[1] = H1; \ |
|
(state)->H[2] = H2; \ |
|
(state)->H[3] = H3; \ |
|
(state)->H[4] = H4; \ |
|
(state)->H[5] = H5; \ |
|
(state)->H[6] = H6; \ |
|
(state)->H[7] = H7; \ |
|
(state)->S[0] = S0; \ |
|
(state)->S[1] = S1; \ |
|
(state)->S[2] = S2; \ |
|
(state)->S[3] = S3; \ |
|
(state)->T0 = T0; \ |
|
(state)->T1 = T1; \ |
|
} while (0) |
|
|
|
#if SPH_COMPACT_BLAKE_64 |
|
|
|
#define COMPRESS64 do { \ |
|
sph_u64 M[16]; \ |
|
sph_u64 V0, V1, V2, V3, V4, V5, V6, V7; \ |
|
sph_u64 V8, V9, VA, VB, VC, VD, VE, VF; \ |
|
unsigned r; \ |
|
V0 = H0; \ |
|
V1 = H1; \ |
|
V2 = H2; \ |
|
V3 = H3; \ |
|
V4 = H4; \ |
|
V5 = H5; \ |
|
V6 = H6; \ |
|
V7 = H7; \ |
|
V8 = S0 ^ CB0; \ |
|
V9 = S1 ^ CB1; \ |
|
VA = S2 ^ CB2; \ |
|
VB = S3 ^ CB3; \ |
|
VC = T0 ^ CB4; \ |
|
VD = T0 ^ CB5; \ |
|
VE = T1 ^ CB6; \ |
|
VF = T1 ^ CB7; \ |
|
M[0x0] = sph_dec64be_aligned(buf + 0); \ |
|
M[0x1] = sph_dec64be_aligned(buf + 8); \ |
|
M[0x2] = sph_dec64be_aligned(buf + 16); \ |
|
M[0x3] = sph_dec64be_aligned(buf + 24); \ |
|
M[0x4] = sph_dec64be_aligned(buf + 32); \ |
|
M[0x5] = sph_dec64be_aligned(buf + 40); \ |
|
M[0x6] = sph_dec64be_aligned(buf + 48); \ |
|
M[0x7] = sph_dec64be_aligned(buf + 56); \ |
|
M[0x8] = sph_dec64be_aligned(buf + 64); \ |
|
M[0x9] = sph_dec64be_aligned(buf + 72); \ |
|
M[0xA] = sph_dec64be_aligned(buf + 80); \ |
|
M[0xB] = sph_dec64be_aligned(buf + 88); \ |
|
M[0xC] = sph_dec64be_aligned(buf + 96); \ |
|
M[0xD] = sph_dec64be_aligned(buf + 104); \ |
|
M[0xE] = sph_dec64be_aligned(buf + 112); \ |
|
M[0xF] = sph_dec64be_aligned(buf + 120); \ |
|
for (r = 0; r < 16; r ++) \ |
|
ROUND_B(r); \ |
|
H0 ^= S0 ^ V0 ^ V8; \ |
|
H1 ^= S1 ^ V1 ^ V9; \ |
|
H2 ^= S2 ^ V2 ^ VA; \ |
|
H3 ^= S3 ^ V3 ^ VB; \ |
|
H4 ^= S0 ^ V4 ^ VC; \ |
|
H5 ^= S1 ^ V5 ^ VD; \ |
|
H6 ^= S2 ^ V6 ^ VE; \ |
|
H7 ^= S3 ^ V7 ^ VF; \ |
|
} while (0) |
|
|
|
#else |
|
|
|
#define COMPRESS64 do { \ |
|
sph_u64 M0, M1, M2, M3, M4, M5, M6, M7; \ |
|
sph_u64 M8, M9, MA, MB, MC, MD, ME, MF; \ |
|
sph_u64 V0, V1, V2, V3, V4, V5, V6, V7; \ |
|
sph_u64 V8, V9, VA, VB, VC, VD, VE, VF; \ |
|
V0 = H0; \ |
|
V1 = H1; \ |
|
V2 = H2; \ |
|
V3 = H3; \ |
|
V4 = H4; \ |
|
V5 = H5; \ |
|
V6 = H6; \ |
|
V7 = H7; \ |
|
V8 = S0 ^ CB0; \ |
|
V9 = S1 ^ CB1; \ |
|
VA = S2 ^ CB2; \ |
|
VB = S3 ^ CB3; \ |
|
VC = T0 ^ CB4; \ |
|
VD = T0 ^ CB5; \ |
|
VE = T1 ^ CB6; \ |
|
VF = T1 ^ CB7; \ |
|
M0 = sph_dec64be_aligned(buf + 0); \ |
|
M1 = sph_dec64be_aligned(buf + 8); \ |
|
M2 = sph_dec64be_aligned(buf + 16); \ |
|
M3 = sph_dec64be_aligned(buf + 24); \ |
|
M4 = sph_dec64be_aligned(buf + 32); \ |
|
M5 = sph_dec64be_aligned(buf + 40); \ |
|
M6 = sph_dec64be_aligned(buf + 48); \ |
|
M7 = sph_dec64be_aligned(buf + 56); \ |
|
M8 = sph_dec64be_aligned(buf + 64); \ |
|
M9 = sph_dec64be_aligned(buf + 72); \ |
|
MA = sph_dec64be_aligned(buf + 80); \ |
|
MB = sph_dec64be_aligned(buf + 88); \ |
|
MC = sph_dec64be_aligned(buf + 96); \ |
|
MD = sph_dec64be_aligned(buf + 104); \ |
|
ME = sph_dec64be_aligned(buf + 112); \ |
|
MF = sph_dec64be_aligned(buf + 120); \ |
|
ROUND_B(0); \ |
|
ROUND_B(1); \ |
|
ROUND_B(2); \ |
|
ROUND_B(3); \ |
|
ROUND_B(4); \ |
|
ROUND_B(5); \ |
|
ROUND_B(6); \ |
|
ROUND_B(7); \ |
|
ROUND_B(8); \ |
|
ROUND_B(9); \ |
|
ROUND_B(0); \ |
|
ROUND_B(1); \ |
|
ROUND_B(2); \ |
|
ROUND_B(3); \ |
|
ROUND_B(4); \ |
|
ROUND_B(5); \ |
|
H0 ^= S0 ^ V0 ^ V8; \ |
|
H1 ^= S1 ^ V1 ^ V9; \ |
|
H2 ^= S2 ^ V2 ^ VA; \ |
|
H3 ^= S3 ^ V3 ^ VB; \ |
|
H4 ^= S0 ^ V4 ^ VC; \ |
|
H5 ^= S1 ^ V5 ^ VD; \ |
|
H6 ^= S2 ^ V6 ^ VE; \ |
|
H7 ^= S3 ^ V7 ^ VF; \ |
|
} while (0) |
|
|
|
#endif |
|
|
|
#endif |
|
|
|
static const sph_u32 salt_zero_small[4] = { 0, 0, 0, 0 }; |
|
|
|
static void |
|
blake32_init(sph_blake_small_context *sc, |
|
const sph_u32 *iv, const sph_u32 *salt) |
|
{ |
|
memcpy(sc->H, iv, 8 * sizeof(sph_u32)); |
|
memcpy(sc->S, salt, 4 * sizeof(sph_u32)); |
|
sc->T0 = sc->T1 = 0; |
|
sc->ptr = 0; |
|
} |
|
|
|
static void |
|
blake32(sph_blake_small_context *sc, const void *data, size_t len) |
|
{ |
|
unsigned char *buf; |
|
size_t ptr; |
|
DECL_STATE32 |
|
|
|
buf = sc->buf; |
|
ptr = sc->ptr; |
|
if (len < (sizeof sc->buf) - ptr) { |
|
memcpy(buf + ptr, data, len); |
|
ptr += len; |
|
sc->ptr = ptr; |
|
return; |
|
} |
|
|
|
READ_STATE32(sc); |
|
while (len > 0) { |
|
size_t clen; |
|
|
|
clen = (sizeof sc->buf) - ptr; |
|
if (clen > len) |
|
clen = len; |
|
memcpy(buf + ptr, data, clen); |
|
ptr += clen; |
|
data = (const unsigned char *)data + clen; |
|
len -= clen; |
|
if (ptr == sizeof sc->buf) { |
|
if ((T0 = SPH_T32(T0 + 512)) < 512) |
|
T1 = SPH_T32(T1 + 1); |
|
COMPRESS32; |
|
ptr = 0; |
|
} |
|
} |
|
WRITE_STATE32(sc); |
|
sc->ptr = ptr; |
|
} |
|
|
|
static void |
|
blake32_close(sph_blake_small_context *sc, |
|
unsigned ub, unsigned n, void *dst, size_t out_size_w32) |
|
{ |
|
union { |
|
unsigned char buf[64]; |
|
sph_u32 dummy; |
|
} u; |
|
size_t ptr, k; |
|
unsigned bit_len; |
|
unsigned z; |
|
sph_u32 th, tl; |
|
unsigned char *out; |
|
|
|
ptr = sc->ptr; |
|
bit_len = ((unsigned)ptr << 3) + n; |
|
z = 0x80 >> n; |
|
u.buf[ptr] = ((ub & -z) | z) & 0xFF; |
|
tl = sc->T0 + bit_len; |
|
th = sc->T1; |
|
if (ptr == 0 && n == 0) { |
|
sc->T0 = SPH_C32(0xFFFFFE00); |
|
sc->T1 = SPH_C32(0xFFFFFFFF); |
|
} else if (sc->T0 == 0) { |
|
sc->T0 = SPH_C32(0xFFFFFE00) + bit_len; |
|
sc->T1 = SPH_T32(sc->T1 - 1); |
|
} else { |
|
sc->T0 -= 512 - bit_len; |
|
} |
|
if (bit_len <= 446) { |
|
memset(u.buf + ptr + 1, 0, 55 - ptr); |
|
if (out_size_w32 == 8) |
|
u.buf[55] |= 1; |
|
sph_enc32be_aligned(u.buf + 56, th); |
|
sph_enc32be_aligned(u.buf + 60, tl); |
|
blake32(sc, u.buf + ptr, 64 - ptr); |
|
} else { |
|
memset(u.buf + ptr + 1, 0, 63 - ptr); |
|
blake32(sc, u.buf + ptr, 64 - ptr); |
|
sc->T0 = SPH_C32(0xFFFFFE00); |
|
sc->T1 = SPH_C32(0xFFFFFFFF); |
|
memset(u.buf, 0, 56); |
|
if (out_size_w32 == 8) |
|
u.buf[55] = 1; |
|
sph_enc32be_aligned(u.buf + 56, th); |
|
sph_enc32be_aligned(u.buf + 60, tl); |
|
blake32(sc, u.buf, 64); |
|
} |
|
out = dst; |
|
for (k = 0; k < out_size_w32; k ++) |
|
sph_enc32be(out + (k << 2), sc->H[k]); |
|
} |
|
|
|
#if SPH_64 |
|
|
|
static const sph_u64 salt_zero_big[4] = { 0, 0, 0, 0 }; |
|
|
|
static void |
|
blake64_init(sph_blake_big_context *sc, |
|
const sph_u64 *iv, const sph_u64 *salt) |
|
{ |
|
memcpy(sc->H, iv, 8 * sizeof(sph_u64)); |
|
memcpy(sc->S, salt, 4 * sizeof(sph_u64)); |
|
sc->T0 = sc->T1 = 0; |
|
sc->ptr = 0; |
|
} |
|
|
|
static void |
|
blake64(sph_blake_big_context *sc, const void *data, size_t len) |
|
{ |
|
unsigned char *buf; |
|
size_t ptr; |
|
DECL_STATE64 |
|
|
|
buf = sc->buf; |
|
ptr = sc->ptr; |
|
if (len < (sizeof sc->buf) - ptr) { |
|
memcpy(buf + ptr, data, len); |
|
ptr += len; |
|
sc->ptr = ptr; |
|
return; |
|
} |
|
|
|
READ_STATE64(sc); |
|
while (len > 0) { |
|
size_t clen; |
|
|
|
clen = (sizeof sc->buf) - ptr; |
|
if (clen > len) |
|
clen = len; |
|
memcpy(buf + ptr, data, clen); |
|
ptr += clen; |
|
data = (const unsigned char *)data + clen; |
|
len -= clen; |
|
if (ptr == sizeof sc->buf) { |
|
if ((T0 = SPH_T64(T0 + 1024)) < 1024) |
|
T1 = SPH_T64(T1 + 1); |
|
COMPRESS64; |
|
ptr = 0; |
|
} |
|
} |
|
WRITE_STATE64(sc); |
|
sc->ptr = ptr; |
|
} |
|
|
|
static void |
|
blake64_close(sph_blake_big_context *sc, |
|
unsigned ub, unsigned n, void *dst, size_t out_size_w64) |
|
{ |
|
union { |
|
unsigned char buf[128]; |
|
sph_u64 dummy; |
|
} u; |
|
size_t ptr, k; |
|
unsigned bit_len; |
|
unsigned z; |
|
sph_u64 th, tl; |
|
unsigned char *out; |
|
|
|
ptr = sc->ptr; |
|
bit_len = ((unsigned)ptr << 3) + n; |
|
z = 0x80 >> n; |
|
u.buf[ptr] = ((ub & -z) | z) & 0xFF; |
|
tl = sc->T0 + bit_len; |
|
th = sc->T1; |
|
if (ptr == 0 && n == 0) { |
|
sc->T0 = SPH_C64(0xFFFFFFFFFFFFFC00); |
|
sc->T1 = SPH_C64(0xFFFFFFFFFFFFFFFF); |
|
} else if (sc->T0 == 0) { |
|
sc->T0 = SPH_C64(0xFFFFFFFFFFFFFC00) + bit_len; |
|
sc->T1 = SPH_T64(sc->T1 - 1); |
|
} else { |
|
sc->T0 -= 1024 - bit_len; |
|
} |
|
if (bit_len <= 894) { |
|
memset(u.buf + ptr + 1, 0, 111 - ptr); |
|
if (out_size_w64 == 8) |
|
u.buf[111] |= 1; |
|
sph_enc64be_aligned(u.buf + 112, th); |
|
sph_enc64be_aligned(u.buf + 120, tl); |
|
blake64(sc, u.buf + ptr, 128 - ptr); |
|
} else { |
|
memset(u.buf + ptr + 1, 0, 127 - ptr); |
|
blake64(sc, u.buf + ptr, 128 - ptr); |
|
sc->T0 = SPH_C64(0xFFFFFFFFFFFFFC00); |
|
sc->T1 = SPH_C64(0xFFFFFFFFFFFFFFFF); |
|
memset(u.buf, 0, 112); |
|
if (out_size_w64 == 8) |
|
u.buf[111] = 1; |
|
sph_enc64be_aligned(u.buf + 112, th); |
|
sph_enc64be_aligned(u.buf + 120, tl); |
|
blake64(sc, u.buf, 128); |
|
} |
|
out = dst; |
|
for (k = 0; k < out_size_w64; k ++) |
|
sph_enc64be(out + (k << 3), sc->H[k]); |
|
} |
|
|
|
#endif |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake224_init(void *cc) |
|
{ |
|
blake32_init(cc, IV224, salt_zero_small); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake224(void *cc, const void *data, size_t len) |
|
{ |
|
blake32(cc, data, len); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake224_close(void *cc, void *dst) |
|
{ |
|
sph_blake224_addbits_and_close(cc, 0, 0, dst); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake224_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst) |
|
{ |
|
blake32_close(cc, ub, n, dst, 7); |
|
sph_blake224_init(cc); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake256_init(void *cc) |
|
{ |
|
blake32_init(cc, IV256, salt_zero_small); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake256(void *cc, const void *data, size_t len) |
|
{ |
|
blake32(cc, data, len); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake256_close(void *cc, void *dst) |
|
{ |
|
sph_blake256_addbits_and_close(cc, 0, 0, dst); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake256_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst) |
|
{ |
|
blake32_close(cc, ub, n, dst, 8); |
|
sph_blake256_init(cc); |
|
} |
|
|
|
#if SPH_64 |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake384_init(void *cc) |
|
{ |
|
blake64_init(cc, IV384, salt_zero_big); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake384(void *cc, const void *data, size_t len) |
|
{ |
|
blake64(cc, data, len); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake384_close(void *cc, void *dst) |
|
{ |
|
sph_blake384_addbits_and_close(cc, 0, 0, dst); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake384_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst) |
|
{ |
|
blake64_close(cc, ub, n, dst, 6); |
|
sph_blake384_init(cc); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake512_init(void *cc) |
|
{ |
|
blake64_init(cc, IV512, salt_zero_big); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake512(void *cc, const void *data, size_t len) |
|
{ |
|
blake64(cc, data, len); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake512_close(void *cc, void *dst) |
|
{ |
|
sph_blake512_addbits_and_close(cc, 0, 0, dst); |
|
} |
|
|
|
/* see sph_blake.h */ |
|
void |
|
sph_blake512_addbits_and_close(void *cc, unsigned ub, unsigned n, void *dst) |
|
{ |
|
blake64_close(cc, ub, n, dst, 8); |
|
sph_blake512_init(cc); |
|
} |
|
|
|
#endif |
|
|
|
#ifdef __cplusplus |
|
} |
|
#endif
|
|
|