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232 lines
7.9 KiB
232 lines
7.9 KiB
/* |
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* "yescrypt" kernel implementation. |
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* |
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* ==========================(LICENSE BEGIN)============================ |
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* |
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* Copyright (c) 2015 djm34 |
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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 djm34 |
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*/ |
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#if !defined(cl_khr_byte_addressable_store) |
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#error "Device does not support unaligned stores" |
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#endif |
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#define ROL32(x, n) rotate(x, (uint) n) |
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#define SWAP32(a) (as_uint(as_uchar4(a).wzyx)) |
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#define SWAP64(x) as_ulong(as_uchar8(x).s32107654) /// hmm... |
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#define SHR(x, n) ((x) >> n) |
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#define S0(x) (ROL32(x, 25) ^ ROL32(x, 14) ^ SHR(x, 3)) |
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#define S1(x) (ROL32(x, 15) ^ ROL32(x, 13) ^ SHR(x, 10)) |
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#define S2(x) (ROL32(x, 30) ^ ROL32(x, 19) ^ ROL32(x, 10)) |
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#define S3(x) (ROL32(x, 26) ^ ROL32(x, 21) ^ ROL32(x, 7)) |
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#define P(a,b,c,d,e,f,g,h,x,K) \ |
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{ \ |
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temp1 = h + S3(e) + F1(e,f,g) + (K + x); \ |
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d += temp1; h = temp1 + S2(a) + F0(a,b,c); \ |
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} |
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#define F0(y, x, z) bitselect(z, y, z ^ x) |
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#define F1(x, y, z) bitselect(z, y, x) |
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#define R0 (W0 = S1(W14) + W9 + S0(W1) + W0) |
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#define R1 (W1 = S1(W15) + W10 + S0(W2) + W1) |
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#define R2 (W2 = S1(W0) + W11 + S0(W3) + W2) |
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#define R3 (W3 = S1(W1) + W12 + S0(W4) + W3) |
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#define R4 (W4 = S1(W2) + W13 + S0(W5) + W4) |
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#define R5 (W5 = S1(W3) + W14 + S0(W6) + W5) |
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#define R6 (W6 = S1(W4) + W15 + S0(W7) + W6) |
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#define R7 (W7 = S1(W5) + W0 + S0(W8) + W7) |
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#define R8 (W8 = S1(W6) + W1 + S0(W9) + W8) |
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#define R9 (W9 = S1(W7) + W2 + S0(W10) + W9) |
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#define R10 (W10 = S1(W8) + W3 + S0(W11) + W10) |
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#define R11 (W11 = S1(W9) + W4 + S0(W12) + W11) |
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#define R12 (W12 = S1(W10) + W5 + S0(W13) + W12) |
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#define R13 (W13 = S1(W11) + W6 + S0(W14) + W13) |
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#define R14 (W14 = S1(W12) + W7 + S0(W15) + W14) |
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#define R15 (W15 = S1(W13) + W8 + S0(W0) + W15) |
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#define RD14 (S1(W12) + W7 + S0(W15) + W14) |
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#define RD15 (S1(W13) + W8 + S0(W0) + W15) |
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/// generic sha transform |
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inline uint8 sha256_Transform(uint16 data, uint8 state) |
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{ |
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uint temp1; |
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uint8 res = state; |
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uint W0 = data.s0; |
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uint W1 = data.s1; |
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uint W2 = data.s2; |
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uint W3 = data.s3; |
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uint W4 = data.s4; |
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uint W5 = data.s5; |
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uint W6 = data.s6; |
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uint W7 = data.s7; |
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uint W8 = data.s8; |
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uint W9 = data.s9; |
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uint W10 = data.sA; |
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uint W11 = data.sB; |
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uint W12 = data.sC; |
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uint W13 = data.sD; |
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uint W14 = data.sE; |
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uint W15 = data.sF; |
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#define v0 res.s0 |
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#define v1 res.s1 |
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#define v2 res.s2 |
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#define v3 res.s3 |
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#define v4 res.s4 |
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#define v5 res.s5 |
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#define v6 res.s6 |
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#define v7 res.s7 |
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P(v0, v1, v2, v3, v4, v5, v6, v7, W0, 0x428A2F98); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, W1, 0x71374491); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, W2, 0xB5C0FBCF); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, W3, 0xE9B5DBA5); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, W4, 0x3956C25B); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, W5, 0x59F111F1); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, W6, 0x923F82A4); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, W7, 0xAB1C5ED5); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, W8, 0xD807AA98); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, W9, 0x12835B01); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, W10, 0x243185BE); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, W11, 0x550C7DC3); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, W12, 0x72BE5D74); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, W13, 0x80DEB1FE); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, W14, 0x9BDC06A7); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, W15, 0xC19BF174); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R0, 0xE49B69C1); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R1, 0xEFBE4786); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x0FC19DC6); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x240CA1CC); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x2DE92C6F); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x4A7484AA); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x5CB0A9DC); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x76F988DA); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R8, 0x983E5152); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R9, 0xA831C66D); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R10, 0xB00327C8); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R11, 0xBF597FC7); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R12, 0xC6E00BF3); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xD5A79147); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, R14, 0x06CA6351); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, R15, 0x14292967); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R0, 0x27B70A85); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R1, 0x2E1B2138); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x4D2C6DFC); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x53380D13); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x650A7354); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x766A0ABB); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x81C2C92E); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x92722C85); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R8, 0xA2BFE8A1); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R9, 0xA81A664B); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R10, 0xC24B8B70); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R11, 0xC76C51A3); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R12, 0xD192E819); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xD6990624); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, R14, 0xF40E3585); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, R15, 0x106AA070); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R0, 0x19A4C116); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R1, 0x1E376C08); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R2, 0x2748774C); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R3, 0x34B0BCB5); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R4, 0x391C0CB3); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R5, 0x4ED8AA4A); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, R6, 0x5B9CCA4F); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, R7, 0x682E6FF3); |
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P(v0, v1, v2, v3, v4, v5, v6, v7, R8, 0x748F82EE); |
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P(v7, v0, v1, v2, v3, v4, v5, v6, R9, 0x78A5636F); |
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P(v6, v7, v0, v1, v2, v3, v4, v5, R10, 0x84C87814); |
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P(v5, v6, v7, v0, v1, v2, v3, v4, R11, 0x8CC70208); |
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P(v4, v5, v6, v7, v0, v1, v2, v3, R12, 0x90BEFFFA); |
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P(v3, v4, v5, v6, v7, v0, v1, v2, R13, 0xA4506CEB); |
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P(v2, v3, v4, v5, v6, v7, v0, v1, RD14, 0xBEF9A3F7); |
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P(v1, v2, v3, v4, v5, v6, v7, v0, RD15, 0xC67178F2); |
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#undef v0 |
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#undef v1 |
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#undef v2 |
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#undef v3 |
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#undef v4 |
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#undef v5 |
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#undef v6 |
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#undef v7 |
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return (res + state); |
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} |
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static __constant uint8 H256 = { |
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0x6A09E667, 0xBB67AE85, 0x3C6EF372, |
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0xA54FF53A, 0x510E527F, 0x9B05688C, |
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0x1F83D9AB, 0x5BE0CD19 |
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}; |
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static __constant uint8 pad_data = |
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{ |
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0x00000000, 0x00000000, 0x80000000, 0x00000000, |
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0x00000000, 0x00000000, 0x00000000, 0x00000540 |
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}; |
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static __constant uint8 pad_state = |
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{ |
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0x80000000, 0x00000000, 0x00000000, 0x00000000, |
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0x00000000, 0x00000000, 0x00000000, 0x00000100 |
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}; |
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__attribute__((reqd_work_group_size(WORKSIZE, 1, 1))) |
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__kernel void search(__global const uchar* restrict input, __global uint* restrict output,const ulong target, uint8 midstate ) |
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{ |
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uint nonce = get_global_id(0); |
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uint16 in; |
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uint8 state1; |
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in.lo = ((__global const uint8 *)input)[4]; |
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in.hi = pad_data; |
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in.hi.s0 = ((__global const uint *)input)[40]; |
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in.hi.s1 = ((__global const uint *)input)[41]; |
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in.s3 = nonce; |
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state1 = sha256_Transform(in, midstate); |
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in.lo = state1; |
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in.hi = pad_state; |
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state1 = sha256_Transform(in,H256); |
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if (SWAP64(state1.s67) <= target) |
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output[atomic_inc(output + 0xFF)] = nonce; |
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} |
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