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test

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This commit is contained in:
rcxpony 2025-03-14 22:03:46 +05:00
parent 553c28c995
commit 701139d0bd
3 changed files with 167 additions and 36 deletions
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3
build/Makefile
View File

@ -1,6 +1,5 @@
NVCC := nvcc
NVCC_FLAGS := -O3 -use_fast_math -Xptxas -O3 -gencode arch=compute_75,code=sm_75 \
--default-stream per-thread -Wno-deprecated-gpu-targets --expt-relaxed-constexpr -I../libs/
NVCC_FLAGS := -O3 -use_fast_math -Xptxas -O3 -gencode arch=compute_75,code=sm_75 --default-stream per-thread -Wno-deprecated-gpu-targets --expt-relaxed-constexpr -I../libs/
MAIN_SOURCE := ../sources/main.cu
LIBS_DIR := ../libs/
BUILD_DIR := ../build

66
libs/string.cuh Normal file
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@ -0,0 +1,66 @@
__device__ int cstring_length(const char* s) {
int len = 0;
while (s[len]) len++;
return len;
}
__device__ int cstring_find(const char* s, const char* sub) {
int i, j;
int n = cstring_length(s);
int m = cstring_length(sub);
if (m == 0) return 0;
for (i = 0; i <= n - m; i++) {
for (j = 0; j < m; j++) {
if (s[i + j] != sub[j]) break;
}
if (j == m) return i;
}
return -1;
}
__device__ int cstring_to_ull(const char* s, unsigned* val) {
unsigned result = 0;
int i = 0;
if (s[0] == '0' && (s[1] == 'x' || s[1] == 'X')) {
i = 2;
}
if (s[i] == '\0') return 1;
for (; s[i]; i++) {
char c = s[i];
int digit;
if (c >= '0' && c <= '9') {
digit = c - '0';
} else if (c >= 'a' && c <= 'f') {
digit = 10 + (c - 'a');
} else if (c >= 'A' && c <= 'F') {
digit = 10 + (c - 'A');
} else {
return 1;
}
result = result * 16 + digit;
}
*val = result;
return 0;
}
__device__ void extract_substring(const char* src, int start, char* dest, int dest_size) {
int i = 0;
while (src[start + i] && i < dest_size - 1) {
dest[i] = src[start + i];
i++;
}
dest[i] = '\0';
}
__device__ void concat(const char* s1, const char* s2, char* out, int outSize) {
int i = 0, j = 0;
while (s1[i] && i < outSize - 1) {
out[i] = s1[i];
i++;
}
if (i < outSize - 1) {
out[i] = ' ';
i++;
}
while (s2[j] && i < outSize - 1) {
out[i] = s2[j];
i++; j++;
}
out[i] = '\0';
}

134
sources/main.cu
View File

@ -1,25 +1,70 @@
#include <stdio.h>
#include <sstream>
#include <iostream>
#include <cuda_runtime.h>
#include <curand_kernel.h>
#include <sha512.cuh>
#include <ed25519.cuh>
#include <edsign.cuh>
#include <string.cuh>
using Address = unsigned char[16];
using Key = unsigned char[32];
struct KeysBox {
Key PublicKey;
Key PrivateKey;
};
__device__ static unsigned high = 0x10;
__device__ unsigned high = 0x10;
__device__ int parameters(const char* arg) {
int space_index = cstring_find(arg, " ");
if (space_index != -1) {
int substr_start = space_index + 1;
int arg_len = cstring_length(arg);
int substr_len = arg_len - substr_start + 1;
char sub_arg[256];
if (substr_len > 256) substr_len = 256;
extract_substring(arg, substr_start, sub_arg, substr_len);
if (cstring_find(arg, "--altitude") != -1 || cstring_find(arg, "-a") != -1) {
unsigned tmp_high;
int ret = cstring_to_ull(sub_arg, &tmp_high);
if (ret != 0) return 1;
high = tmp_high;
return 0;
}
}
if ((cstring_find(arg, "--altitude") == 0 && cstring_length(arg) == 10) || (cstring_find(arg, "-a") == 0 && cstring_length(arg) == 2)) {
return 777;
}
return 0;
}
__global__ void args(char** argv, int argc, int* result) {
int err = 0;
for (int x = 1; x < argc; x++) {
int res = parameters(argv[x]);
if (res == 777) {
if (++x >= argc) {
err = 776;
break;
}
char combined[512];
concat(argv[x - 1], argv[x], combined, 512);
if (parameters(combined) != 0) {
err = res;
break;
}
}
}
result[0] = err;
}
struct ds64 {
char data[65];
};
struct ds46 {
char data[46];
};
__device__ ds64 KeyToString(const unsigned char* key) noexcept {
__device__ ds64 ktos(const unsigned char* key) noexcept {
ds64 str;
const char* hexDigits = "0123456789abcdef";
#pragma unroll
for (unsigned char i = 0; i < 32; i++) {
str.data[2 * i] = hexDigits[key[i] >> 4];
str.data[2 * i + 1] = hexDigits[key[i] & 0x0F];
@ -27,28 +72,28 @@ __device__ ds64 KeyToString(const unsigned char* key) noexcept {
str.data[64] = '\0';
return str;
}
__device__ ds46 getAddress(const unsigned char rawAddr[16]) noexcept {
__device__ ds46 getAddr(const unsigned char rawAddr[16]) noexcept {
ds46 addrStr;
const char* hexDigits = "0123456789abcdef";
unsigned pos = 0;
#pragma unroll
for (unsigned char group = 0; group < 8; group++) {
int idx = group * 2;
addrStr.data[pos++] = hexDigits[rawAddr[idx] >> 4];
addrStr.data[pos++] = hexDigits[rawAddr[idx] & 0x0F];
addrStr.data[pos++] = hexDigits[rawAddr[idx + 1] >> 4];
addrStr.data[pos++] = hexDigits[rawAddr[idx + 1] & 0x0F];
if (group < 7) {
addrStr.data[pos++] = ':';
}
if (group < 7) { addrStr.data[pos++] = ':'; }
}
addrStr.data[pos] = '\0';
return addrStr;
}
__device__ void getRawAddress(int lErase, Key& InvertedPublicKey, Address& rawAddr) noexcept {
__device__ __forceinline__ void getRawAddress(int lErase, Key& InvertedPublicKey, Address& rawAddr) noexcept {
lErase++;
const int bitsToShift = lErase % 8;
const int start = lErase / 8;
if (bitsToShift != 0) {
const int bitsToShift = lErase & 7;
const int start = lErase >> 3;
if (bitsToShift) {
#pragma unroll
for (int i = start; i < start + 15; i++) {
InvertedPublicKey[i] = static_cast<unsigned char>((InvertedPublicKey[i] << bitsToShift) | (InvertedPublicKey[i + 1] >> (8 - bitsToShift)));
}
@ -57,17 +102,17 @@ __device__ void getRawAddress(int lErase, Key& InvertedPublicKey, Address& rawAd
rawAddr[1] = static_cast<unsigned char>(lErase - 1);
memcpy(&rawAddr[2], &InvertedPublicKey[start], 14);
}
__device__ unsigned char zeroCounter(unsigned int x) {
if (x == 0) return 32;
return static_cast<unsigned char>(__builtin_clz(x));
__device__ __forceinline__ unsigned char zeroCounter(unsigned int x) {
return x ? static_cast<unsigned char>(__clz(x)) : 32;
}
__device__ unsigned char getZeros(const unsigned char* v) {
__device__ __forceinline__ unsigned char getZeros(const unsigned char* v) {
unsigned char leadZeros = 0;
#pragma unroll
for (int i = 0; i < 32; i += 4) {
unsigned word = (static_cast<unsigned>(v[i]) << 24) | (static_cast<unsigned>(v[i + 1]) << 16) | (static_cast<unsigned>(v[i + 2]) << 8) | (static_cast<unsigned>(v[i + 3]));
if (word == 0) {
if (word == 0)
leadZeros += 32;
} else {
else {
leadZeros += zeroCounter(word);
break;
}
@ -76,9 +121,9 @@ __device__ unsigned char getZeros(const unsigned char* v) {
}
__global__ void initRand(curandState* randStates) {
int id = blockIdx.x * blockDim.x + threadIdx.x;
curand_init((unsigned long long)clock64() + id, id, 0, &randStates[id]);
curand_init(static_cast<unsigned long long>(clock64()) + id, id, 0, &randStates[id]);
}
__device__ unsigned long long xorshift128plus(unsigned long long* state) noexcept {
__device__ __forceinline__ unsigned long long xorshift128plus(unsigned long long* state) noexcept {
unsigned long long x = state[0];
const unsigned long long y = state[1];
state[0] = y;
@ -88,37 +133,57 @@ __device__ unsigned long long xorshift128plus(unsigned long long* state) noexcep
state[1] = x;
return x + y;
}
__device__ void rmbytes(unsigned char* buf, unsigned long size, unsigned long long* state) {
__device__ __forceinline__ void rmbytes(unsigned char* buf, unsigned long size, unsigned long long* state) {
#pragma unroll
for (unsigned long i = 0; i < size; i++) {
buf[i] = xorshift128plus(state) & 0xFF;
buf[i] = static_cast<unsigned char>(xorshift128plus(state) & 0xFF);
}
}
__device__ void invertKey(const unsigned char* key, unsigned char* inverted) {
for (int i = 0; i < 32; i++)
__device__ __forceinline__ void invertKey(const unsigned char* key, unsigned char* inverted) {
#pragma unroll
for (unsigned char i = 0; i < 32; i++)
inverted[i] = key[i] ^ 0xFF;
}
__global__ void minerKernel(curandState* randStates) {
int thid = blockIdx.x * blockDim.x + threadIdx.x;
curandState localState = randStates[thid];
curandState localState = randStates[blockIdx.x * blockDim.x + threadIdx.x];
unsigned long long xorshiftState[2];
xorshiftState[0] = curand(&localState);
xorshiftState[1] = curand(&localState);
Key seed;
rmbytes(seed, sizeof(seed), xorshiftState);
if (thid == 0) printf("Seed: %s\n", KeyToString(seed).data);
while (true) {
rmbytes(seed, sizeof(seed), xorshiftState);
KeysBox keys;
ed25519_keygen(keys.PrivateKey, keys.PublicKey, seed);
if (unsigned zeros = getZeros(keys.PublicKey); zeros > atomicMax(&high, (unsigned)zeros)) {
printf("\nIPv6:\t%x\nPK:\t%s\nSK:\t%s\n", zeros, KeyToString(keys.PublicKey).data, KeyToString(keys.PrivateKey).data);
unsigned zeros = getZeros(keys.PublicKey);
if (zeros > atomicMax((unsigned*)&high, zeros)) {
Address raw;
Key inv;
invertKey(keys.PublicKey, inv);
getRawAddress(zeros, inv, raw);
printf("\nIPv6:\t%s\nPK:\t%s\nSK:\t%s\nFK:\t%s%s\n", getAddr(raw).data, ktos(keys.PublicKey).data, ktos(keys.PrivateKey).data, ktos(keys.PrivateKey).data, ktos(keys.PublicKey).data);
}
rmbytes(seed, sizeof(seed), xorshiftState);
}
}
int main() {
int main(int argc, char* argv[]) {
if (argc < 2) return 0;
int* d_result;
cudaMalloc((void**)&d_result, sizeof(int));
char** d_argv;
cudaMalloc((void**)&d_argv, argc * sizeof(char*));
for (int i = 0; i < argc; i++) {
size_t len = strlen(argv[i]) + 1;
char* d_str;
cudaMalloc((void**)&d_str, len);
cudaMemcpy(d_str, argv[i], len, cudaMemcpyHostToDevice);
cudaMemcpy(&d_argv[i], &d_str, sizeof(char*), cudaMemcpyHostToDevice);
}
args<<<1, 1 >>>(d_argv, argc, d_result);
unsigned h_high;
cudaMemcpyFromSymbol(&h_high, high, sizeof(unsigned));
printf("High addresses (2%02x+)\n", h_high);
const int threadsPerBlock = 256;
cudaDeviceProp prop;
cudaGetDeviceProperties_v2(&prop, 0);
cudaGetDeviceProperties(&prop, 0);
int mBpSM;
cudaOccupancyMaxActiveBlocksPerMultiprocessor(&mBpSM, minerKernel, threadsPerBlock, 0);
int SMs = prop.multiProcessorCount;
@ -128,12 +193,13 @@ int main() {
printf("maxBlocks: %d\n", maxBlocks);
printf("totalThreads: %d\n", totalThreads);
printf("MaxBlocksPerSM: %d\n", mBpSM);
printf("Current config: <<<%d,%d>>>\n", totalThreads / threadsPerBlock, threadsPerBlock);
curandState* rst;
cudaMalloc(&rst, totalThreads * sizeof(curandState));
initRand<<<100, threadsPerBlock >>>(rst);
initRand<<<totalThreads / threadsPerBlock, threadsPerBlock>>>(rst);
cudaDeviceSynchronize();
minerKernel<<<100, threadsPerBlock>>>(rst);
minerKernel<<<totalThreads / threadsPerBlock, threadsPerBlock>>>(rst);
cudaDeviceSynchronize();
cudaFree(rst);
return 0;
}
}