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[cpuminer-multi.git] / algo / x13.c
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1#include "miner.h"
2
3#include <stdlib.h>
4#include <stdint.h>
5#include <string.h>
6#include <stdio.h>
7
8#include "sha3/sph_blake.h"
9#include "sha3/sph_bmw.h"
10#include "sha3/sph_groestl.h"
11#include "sha3/sph_jh.h"
12#include "sha3/sph_keccak.h"
13#include "sha3/sph_skein.h"
14#include "sha3/sph_luffa.h"
15#include "sha3/sph_cubehash.h"
16#include "sha3/sph_shavite.h"
17#include "sha3/sph_simd.h"
18#include "sha3/sph_echo.h"
19#include "sha3/sph_hamsi.h"
20#include "sha3/sph_fugue.h"
21
f4ccad0e 22void x13hash(void *output, const void *input)
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23{
24 unsigned char hash[128]; // uint32_t hashA[16], hashB[16];
25 #define hashB hash+64
26
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27 sph_blake512_context ctx_blake;
28 sph_bmw512_context ctx_bmw;
29 sph_groestl512_context ctx_groestl;
30 sph_jh512_context ctx_jh;
31 sph_keccak512_context ctx_keccak;
32 sph_skein512_context ctx_skein;
33 sph_luffa512_context ctx_luffa;
34 sph_cubehash512_context ctx_cubehash;
35 sph_shavite512_context ctx_shavite;
36 sph_simd512_context ctx_simd;
37 sph_echo512_context ctx_echo;
38 sph_hamsi512_context ctx_hamsi;
39 sph_fugue512_context ctx_fugue;
40
41 sph_blake512_init(&ctx_blake);
42 sph_blake512(&ctx_blake, input, 80);
43 sph_blake512_close(&ctx_blake, hash);
44
45 sph_bmw512_init(&ctx_bmw);
46 sph_bmw512(&ctx_bmw, hash, 64);
47 sph_bmw512_close(&ctx_bmw, hashB);
48
49 sph_groestl512_init(&ctx_groestl);
50 sph_groestl512(&ctx_groestl, hashB, 64);
51 sph_groestl512_close(&ctx_groestl, hash);
52
53 sph_skein512_init(&ctx_skein);
54 sph_skein512(&ctx_skein, hash, 64);
55 sph_skein512_close(&ctx_skein, hashB);
56
57 sph_jh512_init(&ctx_jh);
58 sph_jh512(&ctx_jh, hashB, 64);
59 sph_jh512_close(&ctx_jh, hash);
60
61 sph_keccak512_init(&ctx_keccak);
62 sph_keccak512(&ctx_keccak, hash, 64);
63 sph_keccak512_close(&ctx_keccak, hashB);
64
65 sph_luffa512_init(&ctx_luffa);
66 sph_luffa512(&ctx_luffa, hashB, 64);
67 sph_luffa512_close(&ctx_luffa, hash);
68
69 sph_cubehash512_init(&ctx_cubehash);
70 sph_cubehash512(&ctx_cubehash, hash, 64);
71 sph_cubehash512_close(&ctx_cubehash, hashB);
72
73 sph_shavite512_init(&ctx_shavite);
74 sph_shavite512(&ctx_shavite, hashB, 64);
75 sph_shavite512_close(&ctx_shavite, hash);
76
77 sph_simd512_init(&ctx_simd);
78 sph_simd512(&ctx_simd, hash, 64);
79 sph_simd512_close(&ctx_simd, hashB);
80
81 sph_echo512_init(&ctx_echo);
82 sph_echo512(&ctx_echo, hashB, 64);
83 sph_echo512_close(&ctx_echo, hash);
84
85 sph_hamsi512_init(&ctx_hamsi);
86 sph_hamsi512(&ctx_hamsi, hash, 64);
87 sph_hamsi512_close(&ctx_hamsi, hashB);
88
89 sph_fugue512_init(&ctx_fugue);
90 sph_fugue512(&ctx_fugue, hashB, 64);
91 sph_fugue512_close(&ctx_fugue, hash);
92
93 memcpy(output, hash, 32);
94}
95
f7c584dc 96int scanhash_x13(int thr_id, struct work *work, uint32_t max_nonce, uint64_t *hashes_done)
0fcbea8e 97{
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98 uint32_t _ALIGN(128) hash32[8];
99 uint32_t _ALIGN(128) endiandata[20];
100 uint32_t *pdata = work->data;
101 uint32_t *ptarget = work->target;
102
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103 const uint32_t first_nonce = pdata[19];
104 const uint32_t Htarg = ptarget[7];
105
f7c584dc 106 uint32_t n = pdata[19] - 1;
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107
108 uint64_t htmax[] = {
109 0,
110 0xF,
111 0xFF,
112 0xFFF,
113 0xFFFF,
114 0x10000000
115 };
116 uint32_t masks[] = {
117 0xFFFFFFFF,
118 0xFFFFFFF0,
119 0xFFFFFF00,
120 0xFFFFF000,
121 0xFFFF0000,
122 0
123 };
124
125 // we need bigendian data...
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126 for (int k=0; k < 19; k++)
127 be32enc(&endiandata[k], pdata[k]);
128
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129#ifdef DEBUG_ALGO
130 printf("[%d] Htarg=%X\n", thr_id, Htarg);
131#endif
14f0acf4 132 for (int m=0; m < 6; m++) {
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133 if (Htarg <= htmax[m]) {
134 uint32_t mask = masks[m];
135 do {
136 pdata[19] = ++n;
137 be32enc(&endiandata[19], n);
f7c584dc 138 x13hash(hash32, endiandata);
0fcbea8e 139#ifndef DEBUG_ALGO
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140 if ((!(hash32[7] & mask)) && fulltest(hash32, ptarget)) {
141 work_set_target_ratio(work, hash32);
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142 *hashes_done = n - first_nonce + 1;
143 return true;
144 }
145#else
146 if (!(n % 0x1000) && !thr_id) printf(".");
f7c584dc 147 if (!(hash32[7] & mask)) {
0fcbea8e 148 printf("[%d]",thr_id);
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149 if (fulltest(hash32, ptarget)) {
150 work_set_target_ratio(work, hash32);
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151 *hashes_done = n - first_nonce + 1;
152 return true;
153 }
154 }
155#endif
156 } while (n < max_nonce && !work_restart[thr_id].restart);
157 // see blake.c if else to understand the loop on htmax => mask
158 break;
159 }
160 }
161
162 *hashes_done = n - first_nonce + 1;
163 pdata[19] = n;
164 return 0;
165}
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