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fixes

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rcxpony 2025-03-15 01:38:00 +05:00
parent 7e1705c720
commit 36abc6a655
7 changed files with 97 additions and 92 deletions
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2
libs/ed25519.cu
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@ -94,7 +94,7 @@ __device__ __forceinline__ void ed25519_copy(struct ed25519_pt* dst, const struc
}
__device__ void ed25519_smult(struct ed25519_pt* r_out, const struct ed25519_pt* p, const unsigned char* e) {
struct ed25519_pt r = ed25519_neutral;
#pragma unroll 256
#pragma unroll
for (int i = 255; i >= 0; i--) {
struct ed25519_pt s;
ed25519_double(&r, &r);

46
libs/keymanip.cu Normal file
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@ -0,0 +1,46 @@
#include <keymanip.cuh>
__device__ ds64 ktos(const unsigned char* key) noexcept {
ds64 str;
const char* hexDigits = "0123456789abcdef";
#pragma unroll 32
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];
}
str.data[65] = '\0';
return str;
}
__device__ ds46 getAddr(const unsigned char rawAddr[16]) noexcept {
ds46 addrStr;
const char* hexDigits = "0123456789abcdef";
unsigned pos = 0;
#pragma unroll 8
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++] = ':'; }
}
addrStr.data[pos] = '\0';
return addrStr;
}
__device__ void getRawAddress(int lErase, Key32& InvertedPublicKey, Address& rawAddr) noexcept {
lErase++;
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)));
}
}
rawAddr[0] = 0x02;
rawAddr[1] = static_cast<unsigned char>(lErase - 1);
memcpy(&rawAddr[2], &InvertedPublicKey[start], 14);
}
__device__ void invertKey(const unsigned char* key, unsigned char* inverted) {
#pragma unroll 32
for (unsigned char i = 0; i < 32; i++) inverted[i] = key[i] ^ 0xFF;
}

19
libs/keymanip.cuh Normal file
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@ -0,0 +1,19 @@
#ifndef __KEYMANIP_CUH
#define __KEYMANIP_CUH
struct ds64 {
char data[65];
};
struct ds46 {
char data[46];
};
using Address = unsigned char[16];
using Key32 = unsigned char[32];
struct KeysBox32 {
Key32 PublicKey;
Key32 PrivateKey;
};
__device__ ds64 ktos(const unsigned char* key) noexcept;
__device__ ds46 getAddr(const unsigned char rawAddr[16]) noexcept;
__device__ void getRawAddress(int lErase, Key32& InvertedPublicKey, Address& rawAddr) noexcept;
__device__ void invertKey(const unsigned char* key, unsigned char* inverted);
#endif

8
libs/sha512.cu
View File

@ -64,7 +64,7 @@ __device__ __forceinline__ void store64(unsigned char* x, unsigned long v) {
__device__ __forceinline__ unsigned long rot64(unsigned long x, int bits) {
return (x >> bits) | (x << (64 - bits));
}
__device__ void sha512_block(sha512_state* s, const unsigned char* blk) {
__device__ __forceinline__ void sha512_block(sha512_state* s, const unsigned char* blk) {
unsigned long w[16];
#pragma unroll 16
for (int i = 0; i < 16; i++) {
@ -127,10 +127,8 @@ __device__ void sha512_final(sha512_state* s, const unsigned char* blk, unsigned
sha512_block(s, temp);
}
__device__ void sha512_get(const sha512_state* s, unsigned char* hash, unsigned int offset, unsigned int len) {
if (offset > 128)
return;
if (len > 128 - offset)
len = 128 - offset;
if (offset > 128) return;
if (len > 128 - offset) len = 128 - offset;
unsigned int i = offset >> 3;
unsigned int off = offset & 7;
if (off) {

2
libs/sha512.cuh
View File

@ -8,7 +8,7 @@ extern __device__ __constant__ unsigned long round_k[80];
__device__ __forceinline__ unsigned long load64(const unsigned char* x);
__device__ __forceinline__ void store64(unsigned char* x, unsigned long v);
__device__ __forceinline__ unsigned long rot64(unsigned long x, int bits);
__device__ void sha512_block(sha512_state* s, const unsigned char* blk);
__device__ __forceinline__ void sha512_block(sha512_state* s, const unsigned char* blk);
__device__ void sha512_final(sha512_state* s, const unsigned char* blk, unsigned long total_size);
__device__ void sha512_get(const sha512_state* s, unsigned char* hash, unsigned int offset, unsigned int len);
__device__ void sha512_init(sha512_state* s);

3
sources/main.cpp
View File

@ -127,14 +127,13 @@ void miner_thread() noexcept {
alignas(32) Key seed;
KeysBox keys;
Address rawAddr;
unsigned char ones = 0;
std::random_device rd;
unsigned long state = static_cast<unsigned long>(rd());
printf("Using seed: %lu\n", state);
while (true) {
rmbytes(seed, sizeof(seed), state);
crypto_sign_ed25519_seed_keypair(keys.PublicKey, keys.PrivateKey, seed);
if (ones = getZeros(keys.PublicKey); ones > conf.high.load()) {
if (unsigned char ones = getZeros(keys.PublicKey); ones > conf.high.load()) {
conf.high.store(ones);
invertKey(keys.PublicKey, inv);
getRawAddress(ones, inv, rawAddr);

109
sources/main.cu
View File

@ -6,33 +6,23 @@
#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;
};
#include <keymanip.cuh>
__device__ unsigned d_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;
d_high = tmp_high;
return 0;
}
}
__device__ int parameters(const char* arg) noexcept {
if ((cstring_find(arg, "--altitude") == 0 && cstring_length(arg) == 10) || (cstring_find(arg, "-a") == 0 && cstring_length(arg) == 2)) {
return 777;
}
int space_index = cstring_find(arg, " ");
if (space_index == -1) return 0;
const int substr_start = space_index + 1;
char sub_arg[256];
extract_substring(arg, substr_start, sub_arg, 256);
if (cstring_find(arg, "--altitude") != -1 || cstring_find(arg, "-a") != -1) {
unsigned tmp_high;
if (cstring_to_ull(sub_arg, &tmp_high) != 0)
return 1;
d_high = tmp_high;
}
return 0;
}
__global__ void args(char** argv, int argc, int* result) {
@ -54,57 +44,10 @@ __global__ void args(char** argv, int argc, int* result) {
}
result[0] = err;
}
struct ds64 {
char data[65];
};
struct ds46 {
char data[46];
};
__device__ ds64 ktos(const unsigned char* key) noexcept {
ds64 str;
const char* hexDigits = "0123456789abcdef";
#pragma unroll 32
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];
}
str.data[65] = '\0';
return str;
}
__device__ ds46 getAddr(const unsigned char rawAddr[16]) noexcept {
ds46 addrStr;
const char* hexDigits = "0123456789abcdef";
unsigned pos = 0;
#pragma unroll 8
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++] = ':'; }
}
addrStr.data[pos] = '\0';
return addrStr;
}
__device__ __forceinline__ void getRawAddress(int lErase, Key& InvertedPublicKey, Address& rawAddr) noexcept {
lErase++;
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)));
}
}
rawAddr[0] = 0x02;
rawAddr[1] = static_cast<unsigned char>(lErase - 1);
memcpy(&rawAddr[2], &InvertedPublicKey[start], 14);
}
__device__ __forceinline__ unsigned char zeroCounter(unsigned int x) {
__device__ __forceinline__ unsigned char zeroCounter(unsigned int x) noexcept {
return x ? static_cast<unsigned char>(__clz(x)) : 32;
}
__device__ __forceinline__ unsigned char getZeros(const unsigned char* v) {
__device__ __forceinline__ unsigned char getZeros(const unsigned char* v) noexcept {
unsigned char leadZeros = 0;
#pragma unroll
for (int i = 0; i < 32; i += 4) {
@ -118,9 +61,13 @@ __device__ __forceinline__ unsigned char getZeros(const unsigned char* v) {
}
return leadZeros;
}
__global__ void initRand(curandState* randStates) {
__global__ void initRand(curandState* rs) {
int id = blockIdx.x * blockDim.x + threadIdx.x;
curand_init(static_cast<unsigned long long>(clock64()) + id, id, 0, &randStates[id]);
curand_init(clock64() + id * 7919ULL, id, 0, &rs[id]);
#pragma unroll 10
for (int i = 0; i < 10; i++) {
curand(&rs[id]);
}
}
__device__ __forceinline__ unsigned long long xorshift128plus(unsigned long long* state) noexcept {
unsigned long long x = state[0];
@ -132,27 +79,23 @@ __device__ __forceinline__ unsigned long long xorshift128plus(unsigned long long
state[1] = x;
return x + y;
}
__device__ __forceinline__ void rmbytes(unsigned char* buf, unsigned long long* state) {
__device__ __forceinline__ void rmbytes(unsigned char* buf, unsigned long long* state) noexcept {
#pragma unroll 32
for (unsigned long i = 0; i < 32; i++) buf[i] = static_cast<unsigned char>(xorshift128plus(state) & 0xFF);
}
__device__ __forceinline__ void invertKey(const unsigned char* key, unsigned char* inverted) {
#pragma unroll 32
for (unsigned char i = 0; i < 32; i++) inverted[i] = key[i] ^ 0xFF;
}
__global__ void KeyGen(curandState* randStates) {
curandState localState = randStates[blockIdx.x * blockDim.x + threadIdx.x];
unsigned long long xorshiftState[2];
xorshiftState[0] = curand(&localState);
xorshiftState[1] = curand(&localState);
Key seed;
KeysBox keys;
Key32 seed;
KeysBox32 keys;
while (true) {
rmbytes(seed, xorshiftState);
ed25519_keygen(keys.PrivateKey, keys.PublicKey, seed);
if (unsigned zeros = getZeros(keys.PublicKey); zeros > atomicMax((unsigned*)&d_high, zeros)) {
Address raw;
Key inv;
Key32 inv;
invertKey(keys.PublicKey, inv);
getRawAddress(zeros, inv, raw);
printf("\nIPv6:\t%s\nPK:\t%s\nSK:\t%s\n", getAddr(raw).data, ktos(keys.PublicKey).data, ktos(keys.PrivateKey).data);
@ -175,7 +118,7 @@ int main(int argc, char* argv[]) {
unsigned h_high;
cudaMemcpyFromSymbol(&h_high, d_high, sizeof(unsigned));
printf("High addresses (2%02x+)\n", h_high);
const int threadsPerBlock = 128;
const int threadsPerBlock = 256;
cudaDeviceProp prop;
cudaGetDeviceProperties(&prop, 0);
int mBpSM;