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decred algo for longpoll/getwork 

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
2upstream
Tanguy Pruvot 9 years ago
parent
6e9fe540b6
commit
6e95407dcf
11 changed files with 590 additions and 56 deletions
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  1. 6
      Algo256/blake256.cu
  2. 443
      Algo256/decred.cu
  3. 2
      Makefile.am
  4. 2
      algos.h
  5. 1
      bench.cpp
  6. 94
      ccminer.cpp
  7. 1
      ccminer.vcxproj
  8. 3
      ccminer.vcxproj.filters
  9. 27
      cpuminer-config.h
  10. 15
      miner.h
  11. 42
      util.cpp

6
Algo256/blake256.cu
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@ -487,7 +487,7 @@ extern "C" int scanhash_blake256(int thr_id, struct work* work, uint32_t max_non
if (opt_benchmark) { if (opt_benchmark) {
targetHigh = 0x1ULL << 32; targetHigh = 0x1ULL << 32;
ptarget[6] = swab32(0x00ff); ptarget[6] = swab32(0xff);
} }
if (!init[thr_id]) if (!init[thr_id])
@ -519,9 +519,9 @@ extern "C" int scanhash_blake256(int thr_id, struct work* work, uint32_t max_non
if (foundNonce != UINT32_MAX) if (foundNonce != UINT32_MAX)
{ {
uint32_t vhashcpu[8]; uint32_t vhashcpu[8];
uint32_t Htarg = (uint32_t)targetHigh; uint32_t Htarg = ptarget[6];
for (int k=0; k < 19; k++) for (int k=16; k < 19; k++)
be32enc(&endiandata[k], pdata[k]); be32enc(&endiandata[k], pdata[k]);
be32enc(&endiandata[19], foundNonce); be32enc(&endiandata[19], foundNonce);

443
Algo256/decred.cu
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@ -0,0 +1,443 @@
/**
* Blake-256 Decred 180-Bytes input Cuda Kernel (Tested on SM 5/5.2)
*
* Tanguy Pruvot - Feb 2016
*/
#include <stdint.h>
#include <memory.h>
#include <miner.h>
extern "C" {
#include <sph/sph_blake.h>
}
/* threads per block */
#define TPB 256
/* hash by cpu with blake 256 */
extern "C" void decred_hash(void *output, const void *input)
{
sph_blake256_context ctx;
sph_blake256_set_rounds(14);
sph_blake256_init(&ctx);
sph_blake256(&ctx, input, 180);
sph_blake256_close(&ctx, output);
}
#include <cuda_helper.h>
#ifdef __INTELLISENSE__
#define __byte_perm(x, y, b) x
#endif
__constant__ uint32_t _ALIGN(4) d_data[24];
/* 8 adapters max */
static uint32_t *d_resNonce[MAX_GPUS];
static uint32_t *h_resNonce[MAX_GPUS];
/* max count of found nonces in one call */
#define NBN 1
#if NBN > 1
static uint32_t extra_results[NBN] = { UINT32_MAX };
#endif
/* ############################################################################################################################### */
#define GSPREC(a,b,c,d,x,y) { \
v[a] += (m[x] ^ c_u256[y]) + v[b]; \
v[d] = __byte_perm(v[d] ^ v[a], 0, 0x1032); \
v[c] += v[d]; \
v[b] = SPH_ROTR32(v[b] ^ v[c], 12); \
v[a] += (m[y] ^ c_u256[x]) + v[b]; \
v[d] = __byte_perm(v[d] ^ v[a], 0, 0x0321); \
v[c] += v[d]; \
v[b] = SPH_ROTR32(v[b] ^ v[c], 7); \
}
__device__ __forceinline__
void blake256_compress_14(uint32_t *h, const uint32_t nonce, const uint32_t T0)
{
uint32_t v[16];
#pragma unroll 8
for(uint32_t i = 0; i < 8; i++)
v[i] = h[i];
const uint32_t c_u256[16] = {
0x243F6A88, 0x85A308D3, 0x13198A2E, 0x03707344,
0xA4093822, 0x299F31D0, 0x082EFA98, 0xEC4E6C89,
0x452821E6, 0x38D01377, 0xBE5466CF, 0x34E90C6C,
0xC0AC29B7, 0xC97C50DD, 0x3F84D5B5, 0xB5470917
};
v[ 8] = c_u256[0];
v[ 9] = c_u256[1];
v[10] = c_u256[2];
v[11] = c_u256[3];
v[12] = c_u256[4] ^ T0;
v[13] = c_u256[5] ^ T0;
v[14] = c_u256[6];
v[15] = c_u256[7];
uint32_t m[16];
m[0] = d_data[8];
m[1] = d_data[9];
m[2] = d_data[10];
m[3] = nonce;
#pragma unroll
for (uint32_t i = 4; i < 16; i++) {
m[i] = d_data[i+8U];
}
// round 1
GSPREC(0, 4, 0x8, 0xC, 0, 1);
GSPREC(1, 5, 0x9, 0xD, 2, 3);
GSPREC(2, 6, 0xA, 0xE, 4, 5);
GSPREC(3, 7, 0xB, 0xF, 6, 7);
GSPREC(0, 5, 0xA, 0xF, 8, 9);
GSPREC(1, 6, 0xB, 0xC, 10, 11);
GSPREC(2, 7, 0x8, 0xD, 12, 13);
GSPREC(3, 4, 0x9, 0xE, 14, 15);
// round 2
GSPREC(0, 4, 0x8, 0xC, 14, 10);
GSPREC(1, 5, 0x9, 0xD, 4, 8);
GSPREC(2, 6, 0xA, 0xE, 9, 15);
GSPREC(3, 7, 0xB, 0xF, 13, 6);
GSPREC(0, 5, 0xA, 0xF, 1, 12);
GSPREC(1, 6, 0xB, 0xC, 0, 2);
GSPREC(2, 7, 0x8, 0xD, 11, 7);
GSPREC(3, 4, 0x9, 0xE, 5, 3);
// round 3
GSPREC(0, 4, 0x8, 0xC, 11, 8);
GSPREC(1, 5, 0x9, 0xD, 12, 0);
GSPREC(2, 6, 0xA, 0xE, 5, 2);
GSPREC(3, 7, 0xB, 0xF, 15, 13);
GSPREC(0, 5, 0xA, 0xF, 10, 14);
GSPREC(1, 6, 0xB, 0xC, 3, 6);
GSPREC(2, 7, 0x8, 0xD, 7, 1);
GSPREC(3, 4, 0x9, 0xE, 9, 4);
// round 4
GSPREC(0, 4, 0x8, 0xC, 7, 9);
GSPREC(1, 5, 0x9, 0xD, 3, 1);
GSPREC(2, 6, 0xA, 0xE, 13, 12);
GSPREC(3, 7, 0xB, 0xF, 11, 14);
GSPREC(0, 5, 0xA, 0xF, 2, 6);
GSPREC(1, 6, 0xB, 0xC, 5, 10);
GSPREC(2, 7, 0x8, 0xD, 4, 0);
GSPREC(3, 4, 0x9, 0xE, 15, 8);
// round 5
GSPREC(0, 4, 0x8, 0xC, 9, 0);
GSPREC(1, 5, 0x9, 0xD, 5, 7);
GSPREC(2, 6, 0xA, 0xE, 2, 4);
GSPREC(3, 7, 0xB, 0xF, 10, 15);
GSPREC(0, 5, 0xA, 0xF, 14, 1);
GSPREC(1, 6, 0xB, 0xC, 11, 12);
GSPREC(2, 7, 0x8, 0xD, 6, 8);
GSPREC(3, 4, 0x9, 0xE, 3, 13);
// round 6
GSPREC(0, 4, 0x8, 0xC, 2, 12);
GSPREC(1, 5, 0x9, 0xD, 6, 10);
GSPREC(2, 6, 0xA, 0xE, 0, 11);
GSPREC(3, 7, 0xB, 0xF, 8, 3);
GSPREC(0, 5, 0xA, 0xF, 4, 13);
GSPREC(1, 6, 0xB, 0xC, 7, 5);
GSPREC(2, 7, 0x8, 0xD, 15,14);
GSPREC(3, 4, 0x9, 0xE, 1, 9);
// round 7
GSPREC(0, 4, 0x8, 0xC, 12, 5);
GSPREC(1, 5, 0x9, 0xD, 1, 15);
GSPREC(2, 6, 0xA, 0xE, 14,13);
GSPREC(3, 7, 0xB, 0xF, 4, 10);
GSPREC(0, 5, 0xA, 0xF, 0, 7);
GSPREC(1, 6, 0xB, 0xC, 6, 3);
GSPREC(2, 7, 0x8, 0xD, 9, 2);
GSPREC(3, 4, 0x9, 0xE, 8, 11);
// round 8
GSPREC(0, 4, 0x8, 0xC, 13,11);
GSPREC(1, 5, 0x9, 0xD, 7, 14);
GSPREC(2, 6, 0xA, 0xE, 12, 1);
GSPREC(3, 7, 0xB, 0xF, 3, 9);
GSPREC(0, 5, 0xA, 0xF, 5, 0);
GSPREC(1, 6, 0xB, 0xC, 15, 4);
GSPREC(2, 7, 0x8, 0xD, 8, 6);
GSPREC(3, 4, 0x9, 0xE, 2, 10);
// round 9
GSPREC(0, 4, 0x8, 0xC, 6, 15);
GSPREC(1, 5, 0x9, 0xD, 14, 9);
GSPREC(2, 6, 0xA, 0xE, 11, 3);
GSPREC(3, 7, 0xB, 0xF, 0, 8);
GSPREC(0, 5, 0xA, 0xF, 12, 2);
GSPREC(1, 6, 0xB, 0xC, 13, 7);
GSPREC(2, 7, 0x8, 0xD, 1, 4);
GSPREC(3, 4, 0x9, 0xE, 10, 5);
// round 10
GSPREC(0, 4, 0x8, 0xC, 10, 2);
GSPREC(1, 5, 0x9, 0xD, 8, 4);
GSPREC(2, 6, 0xA, 0xE, 7, 6);
GSPREC(3, 7, 0xB, 0xF, 1, 5);
GSPREC(0, 5, 0xA, 0xF, 15,11);
GSPREC(1, 6, 0xB, 0xC, 9, 14);
GSPREC(2, 7, 0x8, 0xD, 3, 12);
GSPREC(3, 4, 0x9, 0xE, 13, 0);
// round 11
GSPREC(0, 4, 0x8, 0xC, 0, 1);
GSPREC(1, 5, 0x9, 0xD, 2, 3);
GSPREC(2, 6, 0xA, 0xE, 4, 5);
GSPREC(3, 7, 0xB, 0xF, 6, 7);
GSPREC(0, 5, 0xA, 0xF, 8, 9);
GSPREC(1, 6, 0xB, 0xC, 10,11);
GSPREC(2, 7, 0x8, 0xD, 12,13);
GSPREC(3, 4, 0x9, 0xE, 14,15);
// round 12
GSPREC(0, 4, 0x8, 0xC, 14,10);
GSPREC(1, 5, 0x9, 0xD, 4, 8);
GSPREC(2, 6, 0xA, 0xE, 9, 15);
GSPREC(3, 7, 0xB, 0xF, 13, 6);
GSPREC(0, 5, 0xA, 0xF, 1, 12);
GSPREC(1, 6, 0xB, 0xC, 0, 2);
GSPREC(2, 7, 0x8, 0xD, 11, 7);
GSPREC(3, 4, 0x9, 0xE, 5, 3);
// round 13
GSPREC(0, 4, 0x8, 0xC, 11, 8);
GSPREC(1, 5, 0x9, 0xD, 12, 0);
GSPREC(2, 6, 0xA, 0xE, 5, 2);
GSPREC(3, 7, 0xB, 0xF, 15,13);
GSPREC(0, 5, 0xA, 0xF, 10,14);
GSPREC(1, 6, 0xB, 0xC, 3, 6);
GSPREC(2, 7, 0x8, 0xD, 7, 1);
GSPREC(3, 4, 0x9, 0xE, 9, 4);
// round 14
GSPREC(0, 4, 0x8, 0xC, 7, 9);
GSPREC(1, 5, 0x9, 0xD, 3, 1);
GSPREC(2, 6, 0xA, 0xE, 13,12);
GSPREC(3, 7, 0xB, 0xF, 11,14);
GSPREC(0, 5, 0xA, 0xF, 2, 6);
GSPREC(1, 6, 0xB, 0xC, 5, 10);
GSPREC(2, 7, 0x8, 0xD, 4, 0);
//GSPREC(3, 4, 0x9, 0xE, 15, 8);
v[3] += (m[15] ^ c_u256[8]) + v[4];
v[14] = __byte_perm(v[14] ^ v[3], 0, 0x1032);
v[9] += v[14]; \
v[4] = SPH_ROTR32(v[4] ^ v[9], 12);
v[3] += (m[8] ^ c_u256[15]) + v[4];
v[14] = __byte_perm(v[14] ^ v[3], 0, 0x0321);
// only compute h6 & 7
h[6] ^= v[6] ^ v[14];
h[7] ^= v[7] ^ v[15];
}
/* ############################################################################################################################### */
__global__
void blake256_gpu_hash_nonce(const uint32_t threads, const uint32_t startNonce, uint32_t *resNonce, const uint64_t highTarget)
{
uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads)
{
const uint32_t nonce = startNonce + thread;
uint32_t h[8];
#pragma unroll
for(int i=0; i < 8; i++) {
h[i] = d_data[i];
}
// ------ Close: Last 52/64 bytes ------
blake256_compress_14(h, nonce, (180U*8U));
if (h[7] == 0 && cuda_swab32(h[6]) <= highTarget) {
#if NBN == 2
if (resNonce[0] != UINT32_MAX)
resNonce[1] = nonce;
else
resNonce[0] = nonce;
#else
resNonce[0] = nonce;
#endif
}
}
}
__host__
static uint32_t decred_cpu_hash_nonce(const int thr_id, const uint32_t threads, const uint32_t startNonce, const uint64_t highTarget)
{
uint32_t result = UINT32_MAX;
dim3 grid((threads + TPB-1)/TPB);
dim3 block(TPB);
/* Check error on Ctrl+C or kill to prevent segfaults on exit */
if (cudaMemset(d_resNonce[thr_id], 0xff, NBN*sizeof(uint32_t)) != cudaSuccess)
return result;
blake256_gpu_hash_nonce <<<grid, block>>> (threads, startNonce, d_resNonce[thr_id], highTarget);
if (cudaSuccess == cudaMemcpy(h_resNonce[thr_id], d_resNonce[thr_id], NBN*sizeof(uint32_t), cudaMemcpyDeviceToHost)) {
result = h_resNonce[thr_id][0];
#if NBN > 1
for (int n=0; n < (NBN-1); n++)
extra_results[n] = h_resNonce[thr_id][n+1];
#endif
}
return result;
}
__host__
static void decred_midstate_128(uint32_t *output, const uint32_t *input)
{
sph_blake256_context ctx;
sph_blake256_set_rounds(14);
sph_blake256_init(&ctx);
sph_blake256(&ctx, input, 128);
memcpy(output, (void*)ctx.H, 32);
}
__host__
void decred_cpu_setBlock_52(uint32_t *penddata, const uint32_t *midstate, const uint32_t *ptarget)
{
uint32_t _ALIGN(64) data[24];
memcpy(data, midstate, 32);
// pre swab32
for (int i=0; i<13; i++)
data[8+i] = swab32(penddata[i]);
data[21] = 0x80000001;
data[22] = 0;
data[23] = 0x000005a0;
CUDA_SAFE_CALL(cudaMemcpyToSymbol(d_data, data, 32 + 64, 0, cudaMemcpyHostToDevice));
}
/* ############################################################################################################################### */
static bool init[MAX_GPUS] = { 0 };
// nonce position is different in decred
#define DCR_NONCE_OFT32 35
extern "C" int scanhash_decred(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done)
{
uint32_t _ALIGN(64) endiandata[48];
uint32_t _ALIGN(64) midstate[8];
uint32_t *pdata = work->data;
uint32_t *ptarget = work->target;
uint32_t *pnonce = &pdata[DCR_NONCE_OFT32];
const uint32_t first_nonce = *pnonce;
uint64_t targetHigh = ((uint64_t*)ptarget)[3];
int dev_id = device_map[thr_id];
int intensity = (device_sm[dev_id] > 500 && !is_windows()) ? 29 : 25;
if (device_sm[dev_id] < 350) intensity = 22;
uint32_t throughput = cuda_default_throughput(thr_id, 1U << intensity);
if (init[thr_id]) throughput = min(throughput, max_nonce - first_nonce);
int rc = 0;
if (opt_benchmark) {
targetHigh = 0x1ULL << 32;
ptarget[6] = swab32(0xff);
}
if (!init[thr_id])
{
cudaSetDevice(dev_id);
if (opt_cudaschedule == -1 && gpu_threads == 1) {
cudaDeviceReset();
// reduce cpu usage (linux)
cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync);
cudaDeviceSetCacheConfig(cudaFuncCachePreferL1);
CUDA_LOG_ERROR();
}
CUDA_CALL_OR_RET_X(cudaMalloc(&d_resNonce[thr_id], NBN * sizeof(uint32_t)), -1);
CUDA_CALL_OR_RET_X(cudaMallocHost(&h_resNonce[thr_id], NBN * sizeof(uint32_t)), -1);
init[thr_id] = true;
}
memcpy(endiandata, pdata, 180);
decred_midstate_128(midstate, endiandata);
decred_cpu_setBlock_52(&pdata[32], midstate, ptarget);
do {
// GPU HASH
uint32_t foundNonce = decred_cpu_hash_nonce(thr_id, throughput, (*pnonce), targetHigh);
if (foundNonce != UINT32_MAX)
{
uint32_t vhashcpu[8];
uint32_t Htarg = ptarget[6];
be32enc(&endiandata[DCR_NONCE_OFT32], foundNonce);
decred_hash(vhashcpu, endiandata);
if (vhashcpu[6] <= Htarg && fulltest(vhashcpu, ptarget))
{
rc = 1;
work_set_target_ratio(work, vhashcpu);
*hashes_done = (*pnonce) - first_nonce + throughput;
work->nonces[0] = *pnonce = swab32(foundNonce);
#if NBN > 1
if (extra_results[0] != UINT32_MAX) {
be32enc(&endiandata[DCR_NONCE_OFT32], extra_results[0]);
decred_hash(vhashcpu, endiandata);
if (vhashcpu[6] <= Htarg && fulltest(vhashcpu, ptarget)) {
work->nonces[1] = swab32(extra_results[0]);
if (bn_hash_target_ratio(vhashcpu, ptarget) > work->shareratio) {
work_set_target_ratio(work, vhashcpu);
xchg(work->nonces[1], *pnonce);
}
rc = 2;
}
extra_results[0] = UINT32_MAX;
}
#endif
return rc;
}
else if (opt_debug) {
applog_hash(ptarget);
applog_compare_hash(vhashcpu, ptarget);
gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", foundNonce);
}
}
*pnonce += throughput;
} while (!work_restart[thr_id].restart && max_nonce > (uint64_t)throughput + (*pnonce));
*hashes_done = (*pnonce) - first_nonce;
MyStreamSynchronize(NULL, 0, dev_id);
return rc;
}
// cleanup
extern "C" void free_decred(int thr_id)
{
if (!init[thr_id])
return;
cudaDeviceSynchronize();
cudaFreeHost(h_resNonce[thr_id]);
cudaFree(d_resNonce[thr_id]);
init[thr_id] = false;
cudaDeviceSynchronize();
}

2
Makefile.am
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@ -36,7 +36,7 @@ ccminer_SOURCES = elist.h miner.h compat.h \
lyra2/lyra2REv2.cu lyra2/cuda_lyra2v2.cu \ lyra2/lyra2REv2.cu lyra2/cuda_lyra2v2.cu \
Algo256/cuda_bmw256.cu Algo256/cuda_cubehash256.cu \ Algo256/cuda_bmw256.cu Algo256/cuda_cubehash256.cu \
Algo256/cuda_blake256.cu Algo256/cuda_groestl256.cu Algo256/cuda_keccak256.cu Algo256/cuda_skein256.cu \ Algo256/cuda_blake256.cu Algo256/cuda_groestl256.cu Algo256/cuda_keccak256.cu Algo256/cuda_skein256.cu \
Algo256/blake256.cu Algo256/keccak256.cu \ Algo256/blake256.cu Algo256/decred.cu Algo256/keccak256.cu \
Algo256/bmw.cu Algo256/cuda_bmw.cu \ Algo256/bmw.cu Algo256/cuda_bmw.cu \
JHA/jackpotcoin.cu JHA/cuda_jha_keccak512.cu \ JHA/jackpotcoin.cu JHA/cuda_jha_keccak512.cu \
JHA/cuda_jha_compactionTest.cu cuda_checkhash.cu \ JHA/cuda_jha_compactionTest.cu cuda_checkhash.cu \

2
algos.h
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@ -10,6 +10,7 @@ enum sha_algos {
ALGO_BMW, ALGO_BMW,
ALGO_C11, ALGO_C11,
ALGO_DEEP, ALGO_DEEP,
ALGO_DECRED,
ALGO_DMD_GR, ALGO_DMD_GR,
ALGO_FRESH, ALGO_FRESH,
ALGO_FUGUE256, /* Fugue256 */ ALGO_FUGUE256, /* Fugue256 */
@ -55,6 +56,7 @@ static const char *algo_names[] = {
"bmw", "bmw",
"c11", "c11",
"deep", "deep",
"decred",
"dmd-gr", "dmd-gr",
"fresh", "fresh",
"fugue256", "fugue256",

1
bench.cpp
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@ -47,6 +47,7 @@ void algo_free_all(int thr_id)
free_blake256(thr_id); free_blake256(thr_id);
free_bmw(thr_id); free_bmw(thr_id);
free_c11(thr_id); free_c11(thr_id);
free_decred(thr_id);
free_deep(thr_id); free_deep(thr_id);
free_keccak256(thr_id); free_keccak256(thr_id);
free_fresh(thr_id); free_fresh(thr_id);

94
ccminer.cpp
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@ -546,6 +546,7 @@ static void calc_network_diff(struct work *work)
// sample for diff 43.281 : 1c05ea29 // sample for diff 43.281 : 1c05ea29
// todo: endian reversed on longpoll could be zr5 specific... // todo: endian reversed on longpoll could be zr5 specific...
uint32_t nbits = have_longpoll ? work->data[18] : swab32(work->data[18]); uint32_t nbits = have_longpoll ? work->data[18] : swab32(work->data[18]);
if (opt_algo == ALGO_DECRED) nbits = work->data[29];
uint32_t bits = (nbits & 0xffffff); uint32_t bits = (nbits & 0xffffff);
int16_t shift = (swab32(nbits) & 0xff); // 0x1c = 28 int16_t shift = (swab32(nbits) & 0xff); // 0x1c = 28
@ -568,16 +569,20 @@ static bool work_decode(const json_t *val, struct work *work)
int i; int i;
switch (opt_algo) { switch (opt_algo) {
case ALGO_DECRED:
data_size = 192;
adata_sz = 180/4;
break;
case ALGO_NEOSCRYPT: case ALGO_NEOSCRYPT:
case ALGO_ZR5: case ALGO_ZR5:
data_size = 80; data_size = 80;
adata_sz = data_size / 4;
break; break;
default: default:
data_size = 128; // sizeof(work->data); data_size = 128;
adata_sz = data_size / 4;
} }
adata_sz = data_size / 4; // sizeof(uint32_t);
if (!jobj_binary(val, "data", work->data, data_size)) { if (!jobj_binary(val, "data", work->data, data_size)) {
json_t *obj = json_object_get(val, "data"); json_t *obj = json_object_get(val, "data");
int len = obj ? (int) strlen(json_string_value(obj)) : 0; int len = obj ? (int) strlen(json_string_value(obj)) : 0;
@ -647,20 +652,30 @@ static bool work_decode(const json_t *val, struct work *work)
} }
} }
json_t *jr = json_object_get(val, "noncerange");
if (jr) {
const char * hexstr = json_string_value(jr);
if (likely(hexstr)) {
// never seen yet...
hex2bin((uchar*)work->noncerange.u64, hexstr, 8);
applog(LOG_DEBUG, "received noncerange: %08x-%08x",
work->noncerange.u32[0], work->noncerange.u32[1]);
}
}
/* use work ntime as job id (solo-mining) */ /* use work ntime as job id (solo-mining) */
cbin2hex(work->job_id, (const char*)&work->data[17], 4); cbin2hex(work->job_id, (const char*)&work->data[17], 4);
if (opt_algo == ALGO_DECRED) {
// some random extradata to make it unique
work->data[36] = (rand()*4);
work->data[37] = (rand()*4) << 8;
// required for the longpoll pool block info...
work->height = work->data[32];
if (!have_longpoll && work->height > net_blocks + 1) {
char netinfo[64] = { 0 };
if (opt_showdiff && net_diff > 0.) {
if (net_diff != work->targetdiff)
sprintf(netinfo, ", diff %.3f, pool %.1f", net_diff, work->targetdiff);
else
sprintf(netinfo, ", diff %.3f", net_diff);
}
applog(LOG_BLUE, "%s block %d%s",
algo_names[opt_algo], work->height, netinfo);
net_blocks = work->height - 1;
}
cbin2hex(work->job_id, (const char*)&work->data[34], 4);
}
return true; return true;
} }
@ -729,10 +744,10 @@ static int share_result(int result, int pooln, double sharediff, const char *rea
static bool submit_upstream_work(CURL *curl, struct work *work) static bool submit_upstream_work(CURL *curl, struct work *work)
{ {
char s[512];
struct pool_infos *pool = &pools[work->pooln]; struct pool_infos *pool = &pools[work->pooln];
json_t *val, *res, *reason; json_t *val, *res, *reason;
bool stale_work = false; bool stale_work = false;
char s[384];
/* discard if a newer block was received */ /* discard if a newer block was received */
stale_work = work->height && work->height < g_work.height; stale_work = work->height && work->height < g_work.height;
@ -776,6 +791,8 @@ static bool submit_upstream_work(CURL *curl, struct work *work)
be32enc(&ntime, work->data[17]); be32enc(&ntime, work->data[17]);
be32enc(&nonce, work->data[19]); be32enc(&nonce, work->data[19]);
break; break;
case ALGO_DECRED:
break;
case ALGO_BLAKE: case ALGO_BLAKE:
case ALGO_BLAKECOIN: case ALGO_BLAKECOIN:
case ALGO_BMW: case ALGO_BMW:
@ -852,6 +869,9 @@ static bool submit_upstream_work(CURL *curl, struct work *work)
if (opt_algo == ALGO_ZR5) { if (opt_algo == ALGO_ZR5) {
data_size = 80; adata_sz = 20; data_size = 80; adata_sz = 20;
} }
else if (opt_algo == ALGO_DECRED) {
data_size = 192; adata_sz = 180/4;
}
if (opt_algo != ALGO_HEAVY && opt_algo != ALGO_MJOLLNIR) { if (opt_algo != ALGO_HEAVY && opt_algo != ALGO_MJOLLNIR) {
for (int i = 0; i < adata_sz; i++) for (int i = 0; i < adata_sz; i++)
@ -971,7 +991,7 @@ static bool get_mininginfo(CURL *curl, struct work *work)
struct pool_infos *pool = &pools[work->pooln]; struct pool_infos *pool = &pools[work->pooln];
int curl_err = 0; int curl_err = 0;
if (have_stratum || !allow_mininginfo) if (have_stratum || have_longpoll || !allow_mininginfo)
return false; return false;
json_t *val = json_rpc_call_pool(curl, pool, info_req, false, false, &curl_err); json_t *val = json_rpc_call_pool(curl, pool, info_req, false, false, &curl_err);
@ -1223,8 +1243,12 @@ bool get_work(struct thr_info *thr, struct work *work)
memset(work->data, 0x55, 76); memset(work->data, 0x55, 76);
//work->data[17] = swab32((uint32_t)time(NULL)); //work->data[17] = swab32((uint32_t)time(NULL));
memset(work->data + 19, 0x00, 52); memset(work->data + 19, 0x00, 52);
if (opt_algo == ALGO_DECRED) {
memset(&work->data[35], 0x00, 52);
} else {
work->data[20] = 0x80000000; work->data[20] = 0x80000000;
work->data[31] = 0x00000280; work->data[31] = 0x00000280;
}
memset(work->target, 0x00, sizeof(work->target)); memset(work->target, 0x00, sizeof(work->target));
return true; return true;
} }
@ -1358,8 +1382,14 @@ static bool stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
break; break;
} }
if (opt_algo == ALGO_DECRED) {
work->data[45] = 0x80000001;
work->data[46] = 0;
work->data[47] = 0x000005a0;
} else {
work->data[20] = 0x80000000; work->data[20] = 0x80000000;
work->data[31] = (opt_algo == ALGO_MJOLLNIR) ? 0x000002A0 : 0x00000280; work->data[31] = (opt_algo == ALGO_MJOLLNIR) ? 0x000002A0 : 0x00000280;
}
// HeavyCoin (vote / reward) // HeavyCoin (vote / reward)
if (opt_algo == ALGO_HEAVY) { if (opt_algo == ALGO_HEAVY) {
@ -1554,7 +1584,7 @@ static void *miner_thread(void *userdata)
uint64_t max64, minmax = 0x100000; uint64_t max64, minmax = 0x100000;
// &work.data[19] // &work.data[19]
int wcmplen = 76; int wcmplen = (opt_algo == ALGO_DECRED) ? 140 : 76;
int wcmpoft = 0; int wcmpoft = 0;
uint32_t *nonceptr = (uint32_t*) (((char*)work.data) + wcmplen); uint32_t *nonceptr = (uint32_t*) (((char*)work.data) + wcmplen);
@ -1633,9 +1663,16 @@ static void *miner_thread(void *userdata)
#endif #endif
memcpy(&work, &g_work, sizeof(struct work)); memcpy(&work, &g_work, sizeof(struct work));
nonceptr[0] = (UINT32_MAX / opt_n_threads) * thr_id; // 0 if single thr nonceptr[0] = (UINT32_MAX / opt_n_threads) * thr_id; // 0 if single thr
if (opt_algo == ALGO_DECRED) nonceptr[0] = 0;
} else } else
nonceptr[0]++; //?? nonceptr[0]++; //??
if (opt_algo == ALGO_DECRED) {
end_nonce = 0xF0000000UL;
nonceptr[1] += 1;
nonceptr[2] |= thr_id;
}
pthread_mutex_unlock(&g_work_lock); pthread_mutex_unlock(&g_work_lock);
// --benchmark [-a all] // --benchmark [-a all]
@ -1751,6 +1788,7 @@ static void *miner_thread(void *userdata)
break; break;
case ALGO_BLAKE: case ALGO_BLAKE:
case ALGO_BMW: case ALGO_BMW:
case ALGO_DECRED:
case ALGO_WHIRLPOOLX: case ALGO_WHIRLPOOLX:
minmax = 0x40000000U; minmax = 0x40000000U;
break; break;
@ -1839,6 +1877,9 @@ static void *miner_thread(void *userdata)
case ALGO_C11: case ALGO_C11:
rc = scanhash_c11(thr_id, &work, max_nonce, &hashes_done); rc = scanhash_c11(thr_id, &work, max_nonce, &hashes_done);
break; break;
case ALGO_DECRED:
rc = scanhash_decred(thr_id, &work, max_nonce, &hashes_done);
break;
case ALGO_DEEP: case ALGO_DEEP:
rc = scanhash_deep(thr_id, &work, max_nonce, &hashes_done); rc = scanhash_deep(thr_id, &work, max_nonce, &hashes_done);
break; break;
@ -2154,8 +2195,12 @@ longpoll_retry:
if (net_diff > 0.) { if (net_diff > 0.) {
sprintf(netinfo, ", diff %.3f", net_diff); sprintf(netinfo, ", diff %.3f", net_diff);
} }
if (opt_showdiff) if (opt_showdiff) {
sprintf(&netinfo[strlen(netinfo)], ", target %.3f", g_work.targetdiff); sprintf(&netinfo[strlen(netinfo)], ", target %.3f", g_work.targetdiff);
}
if (g_work.height)
applog(LOG_BLUE, "%s block %u%s", algo_names[opt_algo], g_work.height, netinfo);
else
applog(LOG_BLUE, "%s detected new block%s", short_url, netinfo); applog(LOG_BLUE, "%s detected new block%s", short_url, netinfo);
} }
g_work_time = time(NULL); g_work_time = time(NULL);
@ -3175,6 +3220,13 @@ int main(int argc, char *argv[])
cur_pooln = pool_get_first_valid(0); cur_pooln = pool_get_first_valid(0);
pool_switch(-1, cur_pooln); pool_switch(-1, cur_pooln);
if (opt_algo == ALGO_DECRED) {
allow_gbt = false;
want_stratum = have_stratum = false;
allow_mininginfo = false;
want_longpoll = true;
}
flags = !opt_benchmark && strncmp(rpc_url, "https:", 6) flags = !opt_benchmark && strncmp(rpc_url, "https:", 6)
? (CURL_GLOBAL_ALL & ~CURL_GLOBAL_SSL) ? (CURL_GLOBAL_ALL & ~CURL_GLOBAL_SSL)
: CURL_GLOBAL_ALL; : CURL_GLOBAL_ALL;
@ -3317,6 +3369,12 @@ int main(int argc, char *argv[])
/* real start of the stratum work */ /* real start of the stratum work */
if (want_stratum && have_stratum) { if (want_stratum && have_stratum) {
tq_push(thr_info[stratum_thr_id].q, strdup(rpc_url)); tq_push(thr_info[stratum_thr_id].q, strdup(rpc_url));
} else {
// hmm, weird on Multicoin.co
//char lpurl[512];
//sprintf(lpurl, "%s/LP", rpc_url);
//if (opt_algo == ALGO_DECRED)
// tq_push(thr_info[longpoll_thr_id].q, strdup(lpurl));
} }
#ifdef USE_WRAPNVML #ifdef USE_WRAPNVML

1
ccminer.vcxproj
Unescape View File

@ -408,6 +408,7 @@
<AdditionalOptions Condition="'$(Configuration)'=='Release'">--ptxas-options="-dlcm=cg" %(AdditionalOptions)</AdditionalOptions> <AdditionalOptions Condition="'$(Configuration)'=='Release'">--ptxas-options="-dlcm=cg" %(AdditionalOptions)</AdditionalOptions>
<FastMath>true</FastMath> <FastMath>true</FastMath>
</CudaCompile> </CudaCompile>
<CudaCompile Include="Algo256\decred.cu" />
<CudaCompile Include="Algo256\keccak256.cu" /> <CudaCompile Include="Algo256\keccak256.cu" />
<CudaCompile Include="Algo256\cuda_blake256.cu" /> <CudaCompile Include="Algo256\cuda_blake256.cu" />
<CudaCompile Include="Algo256\cuda_bmw256.cu" /> <CudaCompile Include="Algo256\cuda_bmw256.cu" />

3
ccminer.vcxproj.filters
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@ -622,6 +622,9 @@
<CudaCompile Include="Algo256\blake256.cu"> <CudaCompile Include="Algo256\blake256.cu">
<Filter>Source Files\CUDA</Filter> <Filter>Source Files\CUDA</Filter>
</CudaCompile> </CudaCompile>
<CudaCompile Include="Algo256\decred.cu">
<Filter>Source Files\CUDA</Filter>
</CudaCompile>
<CudaCompile Include="Algo256\keccak256.cu"> <CudaCompile Include="Algo256\keccak256.cu">
<Filter>Source Files\CUDA</Filter> <Filter>Source Files\CUDA</Filter>
</CudaCompile> </CudaCompile>

27
cpuminer-config.h
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@ -66,7 +66,7 @@
#define HAVE_STRING_H 1 #define HAVE_STRING_H 1
/* Define to 1 if you have the <syslog.h> header file. */ /* Define to 1 if you have the <syslog.h> header file. */
/* #undef HAVE_SYSLOG_H */ #define HAVE_SYSLOG_H 1
/* Define to 1 if you have the <sys/endian.h> header file. */ /* Define to 1 if you have the <sys/endian.h> header file. */
/* #undef HAVE_SYS_ENDIAN_H */ /* #undef HAVE_SYS_ENDIAN_H */
@ -87,7 +87,7 @@
#define HAVE_UNISTD_H 1 #define HAVE_UNISTD_H 1
/* Defined if libcurl supports AsynchDNS */ /* Defined if libcurl supports AsynchDNS */
/* #undef LIBCURL_FEATURE_ASYNCHDNS */ #define LIBCURL_FEATURE_ASYNCHDNS 1
/* Defined if libcurl supports IDN */ /* Defined if libcurl supports IDN */
#define LIBCURL_FEATURE_IDN 1 #define LIBCURL_FEATURE_IDN 1
@ -111,7 +111,7 @@
/* #undef LIBCURL_FEATURE_SSPI */ /* #undef LIBCURL_FEATURE_SSPI */
/* Defined if libcurl supports DICT */ /* Defined if libcurl supports DICT */
/* #undef LIBCURL_PROTOCOL_DICT */ #define LIBCURL_PROTOCOL_DICT 1
/* Defined if libcurl supports FILE */ /* Defined if libcurl supports FILE */
#define LIBCURL_PROTOCOL_FILE 1 #define LIBCURL_PROTOCOL_FILE 1
@ -126,31 +126,28 @@
#define LIBCURL_PROTOCOL_HTTP 1 #define LIBCURL_PROTOCOL_HTTP 1
/* Defined if libcurl supports HTTPS */ /* Defined if libcurl supports HTTPS */
/* #undef LIBCURL_PROTOCOL_HTTPS */ #define LIBCURL_PROTOCOL_HTTPS 1
/* Defined if libcurl supports IMAP */ /* Defined if libcurl supports IMAP */
/* #undef LIBCURL_PROTOCOL_IMAP */ #define LIBCURL_PROTOCOL_IMAP 1
/* Defined if libcurl supports LDAP */ /* Defined if libcurl supports LDAP */
/* #undef LIBCURL_PROTOCOL_LDAP */ #define LIBCURL_PROTOCOL_LDAP 1
/* Defined if libcurl supports POP3 */ /* Defined if libcurl supports POP3 */
/* #undef LIBCURL_PROTOCOL_POP3 */ #define LIBCURL_PROTOCOL_POP3 1
/* Defined if libcurl supports RTSP */ /* Defined if libcurl supports RTSP */
/* #undef LIBCURL_PROTOCOL_RTSP */ #define LIBCURL_PROTOCOL_RTSP 1
/* Defined if libcurl supports SMTP */ /* Defined if libcurl supports SMTP */
/* #undef LIBCURL_PROTOCOL_SMTP */ #define LIBCURL_PROTOCOL_SMTP 1
/* Defined if libcurl supports TELNET */ /* Defined if libcurl supports TELNET */
/* #undef LIBCURL_PROTOCOL_TELNET */ #define LIBCURL_PROTOCOL_TELNET 1
/* Defined if libcurl supports TFTP */ /* Defined if libcurl supports TFTP */
/* #undef LIBCURL_PROTOCOL_TFTP */ #define LIBCURL_PROTOCOL_TFTP 1
/* Define to 1 if your C compiler doesn't accept -c and -o together. */
/* #undef NO_MINUS_C_MINUS_O */
/* Name of package */ /* Name of package */
#define PACKAGE "ccminer" #define PACKAGE "ccminer"
@ -191,4 +188,4 @@
/* #undef curl_free */ /* #undef curl_free */
/* Define to `unsigned int' if <sys/types.h> does not define. */ /* Define to `unsigned int' if <sys/types.h> does not define. */
//#define size_t unsigned int /* #undef size_t */

15
miner.h
Unescape View File

@ -264,6 +264,7 @@ struct work;
extern int scanhash_blake256(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done, int8_t blakerounds); extern int scanhash_blake256(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done, int8_t blakerounds);
extern int scanhash_bmw(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done); extern int scanhash_bmw(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
extern int scanhash_c11(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done); extern int scanhash_c11(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
extern int scanhash_decred(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
extern int scanhash_deep(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done); extern int scanhash_deep(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
extern int scanhash_keccak256(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done); extern int scanhash_keccak256(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
extern int scanhash_fresh(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done); extern int scanhash_fresh(int thr_id, struct work* work, uint32_t max_nonce, unsigned long *hashes_done);
@ -305,6 +306,7 @@ void algo_free_all(int thr_id);
extern void free_blake256(int thr_id); extern void free_blake256(int thr_id);
extern void free_bmw(int thr_id); extern void free_bmw(int thr_id);
extern void free_c11(int thr_id); extern void free_c11(int thr_id);
extern void free_decred(int thr_id);
extern void free_deep(int thr_id); extern void free_deep(int thr_id);
extern void free_keccak256(int thr_id); extern void free_keccak256(int thr_id);
extern void free_fresh(int thr_id); extern void free_fresh(int thr_id);
@ -536,7 +538,7 @@ extern void gpulog(int prio, int thr_id, const char *fmt, ...);
void get_defconfig_path(char *out, size_t bufsize, char *argv0); void get_defconfig_path(char *out, size_t bufsize, char *argv0);
extern void cbin2hex(char *out, const char *in, size_t len); extern void cbin2hex(char *out, const char *in, size_t len);
extern char *bin2hex(const unsigned char *in, size_t len); extern char *bin2hex(const unsigned char *in, size_t len);
extern bool hex2bin(unsigned char *p, const char *hexstr, size_t len); extern bool hex2bin(void *output, const char *hexstr, size_t len);
extern int timeval_subtract(struct timeval *result, struct timeval *x, extern int timeval_subtract(struct timeval *result, struct timeval *x,
struct timeval *y); struct timeval *y);
extern bool fulltest(const uint32_t *hash, const uint32_t *target); extern bool fulltest(const uint32_t *hash, const uint32_t *target);
@ -612,7 +614,7 @@ struct tx {
}; };
struct work { struct work {
uint32_t data[32]; uint32_t data[48];
uint32_t target[8]; uint32_t target[8];
uint32_t maxvote; uint32_t maxvote;
@ -625,6 +627,8 @@ struct work {
uint64_t u64[1]; uint64_t u64[1];
} noncerange; } noncerange;
uint32_t nonces[2];
double targetdiff; double targetdiff;
double shareratio; double shareratio;
double sharediff; double sharediff;
@ -761,13 +765,16 @@ void restart_threads(void);
size_t time2str(char* buf, time_t timer); size_t time2str(char* buf, time_t timer);
char* atime2str(time_t timer); char* atime2str(time_t timer);
void applog_hash(unsigned char *hash); void applog_hex(void *data, int len);
void applog_compare_hash(unsigned char *hash, unsigned char *hash2); void applog_hash(void *hash);
void applog_hash64(void *hash);
void applog_compare_hash(void *hash, void *hash_ref);
void print_hash_tests(void); void print_hash_tests(void);
void blake256hash(void *output, const void *input, int8_t rounds); void blake256hash(void *output, const void *input, int8_t rounds);
void bmw_hash(void *state, const void *input); void bmw_hash(void *state, const void *input);
void c11hash(void *output, const void *input); void c11hash(void *output, const void *input);
void decred_hash(void *state, const void *input);
void deephash(void *state, const void *input); void deephash(void *state, const void *input);
void luffa_hash(void *state, const void *input); void luffa_hash(void *state, const void *input);
void fresh_hash(void *state, const void *input); void fresh_hash(void *state, const void *input);

42
util.cpp
Unescape View File

@ -724,9 +724,10 @@ char *bin2hex(const uchar *in, size_t len)
return s; return s;
} }
bool hex2bin(uchar *p, const char *hexstr, size_t len) bool hex2bin(void *output, const char *hexstr, size_t len)
{ {
char hex_byte[3]; uchar *p = (uchar *) output;
char hex_byte[4];
char *ep; char *ep;
hex_byte[2] = '\0'; hex_byte[2] = '\0';
@ -1791,8 +1792,9 @@ char* atime2str(time_t timer)
} }
/* sprintf can be used in applog */ /* sprintf can be used in applog */
static char* format_hash(char* buf, uchar *hash) static char* format_hash(char* buf, uint8_t* h)
{ {
uchar *hash = (uchar*) h;
int len = 0; int len = 0;
for (int i=0; i < 32; i += 4) { for (int i=0; i < 32; i += 4) {
len += sprintf(buf+len, "%02x%02x%02x%02x ", len += sprintf(buf+len, "%02x%02x%02x%02x ",
@ -1802,23 +1804,39 @@ static char* format_hash(char* buf, uchar *hash)
} }
/* to debug diff in data */ /* to debug diff in data */
extern void applog_compare_hash(uchar *hash, uchar *hash2) void applog_compare_hash(void *hash, void *hash_ref)
{ {
char s[256] = ""; char s[256] = "";
int len = 0; int len = 0;
uchar* hash1 = (uchar*)hash;
uchar* hash2 = (uchar*)hash_ref;
for (int i=0; i < 32; i += 4) { for (int i=0; i < 32; i += 4) {
const char *color = memcmp(hash+i, hash2+i, 4) ? CL_WHT : CL_GRY; const char *color = memcmp(hash1+i, hash2+i, 4) ? CL_WHT : CL_GRY;
len += sprintf(s+len, "%s%02x%02x%02x%02x " CL_GRY, color, len += sprintf(s+len, "%s%02x%02x%02x%02x " CL_GRY, color,
hash[i], hash[i+1], hash[i+2], hash[i+3]); hash1[i], hash1[i+1], hash1[i+2], hash1[i+3]);
s[len] = '\0'; s[len] = '\0';
} }
applog(LOG_DEBUG, "%s", s); applog(LOG_DEBUG, "%s", s);
} }
extern void applog_hash(uchar *hash) void applog_hash(void *hash)
{
char s[128] = {'\0'};
applog(LOG_DEBUG, "%s", format_hash(s, (uint8_t*)hash));
}
void applog_hash64(void *hash)
{ {
char s[128] = {'\0'}; char s[128] = {'\0'};
applog(LOG_DEBUG, "%s", format_hash(s, hash)); char t[128] = {'\0'};
applog(LOG_DEBUG, "%s %s", format_hash(s, (uint8_t*)hash), format_hash(t, &((uint8_t*)hash)[32]));
}
void applog_hex(void *data, int len)
{
char* hex = bin2hex((uchar*)data, len);
applog(LOG_DEBUG, "%s", hex);
free(hex);
} }
#define printpfx(n,h) \ #define printpfx(n,h) \
@ -1865,7 +1883,7 @@ void do_gpu_tests(void)
//scanhash_scrypt_jane(0, &work, NULL, 1, &done, &tv, &tv); //scanhash_scrypt_jane(0, &work, NULL, 1, &done, &tv, &tv);
memset(work.data, 0, sizeof(work.data)); memset(work.data, 0, sizeof(work.data));
scanhash_sib(0, &work, 1, &done); scanhash_decred(0, &work, 1, &done);
free(work_restart); free(work_restart);
work_restart = NULL; work_restart = NULL;
@ -1878,7 +1896,7 @@ void print_hash_tests(void)
uchar *scratchbuf = NULL; uchar *scratchbuf = NULL;
char s[128] = {'\0'}; char s[128] = {'\0'};
uchar hash[128]; uchar hash[128];
uchar buf[128]; uchar buf[192];
// work space for scratchpad based algos // work space for scratchpad based algos
scratchbuf = (uchar*)calloc(128, 1024); scratchbuf = (uchar*)calloc(128, 1024);
@ -1900,6 +1918,10 @@ void print_hash_tests(void)
c11hash(&hash[0], &buf[0]); c11hash(&hash[0], &buf[0]);
printpfx("c11", hash); printpfx("c11", hash);
memset(buf, 0, 180);
decred_hash(&hash[0], &buf[0]);
printpfx("decred", hash);
deephash(&hash[0], &buf[0]); deephash(&hash[0], &buf[0]);
printpfx("deep", hash); printpfx("deep", hash);

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