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Double BSGS speed for legacy version

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Alberto 2023-05-19 22:01:18 -06:00
parent cef65fee4e
commit ad236ddf66
2 changed files with 903 additions and 1161 deletions
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16
keyhunt.cpp
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@ -1343,6 +1343,7 @@ int main(int argc, char **argv) {
BSGS_AMP2[0].Reduce();
point_temp.Set(BSGS_MP2_double);
point_temp = secp->Negation(point_temp);
point_temp.Reduce();
for(i = 1; i < 32; i++) {
BSGS_AMP2[i] = secp->AddDirect(BSGS_AMP2[i-1],point_temp);
@ -1355,12 +1356,11 @@ int main(int argc, char **argv) {
BSGS_AMP3[0].Reduce();
point_temp.Set(BSGS_MP3_double);
point_temp = secp->Negation(point_temp);
point_temp.Reduce();
for(i = 1; i < 32; i++) {
BSGS_AMP3[i] = secp->AddDirect(BSGS_AMP3[i-1],point_temp);
BSGS_AMP3[i].Reduce();
}
bytes = (uint64_t)bsgs_m3 * (uint64_t) sizeof(struct bsgs_xvalue);
@ -5095,7 +5095,6 @@ void *thread_process_bsgs_backward(void *vargp) {
Point pn;
grp->Set(dx);
tt = (struct tothread *)vargp;
thread_number = tt->nt;
free(tt);
@ -5121,12 +5120,7 @@ void *thread_process_bsgs_backward(void *vargp) {
pthread_mutex_lock(&bsgs_thread);
#endif
if(n_range_end.IsGreater(&n_range_start)) {
/*
n_range_end.Sub(&BSGS_N);
n_range_end.Sub(&BSGS_N);
*/
n_range_end.Sub(&BSGS_N_double);
if(n_range_end.IsLower(&n_range_start)) {
base_key.Set(&n_range_start);
}
@ -5142,7 +5136,6 @@ void *thread_process_bsgs_backward(void *vargp) {
#else
pthread_mutex_unlock(&bsgs_thread);
#endif
if(entrar == 0)
break;
@ -5176,9 +5169,7 @@ void *thread_process_bsgs_backward(void *vargp) {
startP = secp->AddDirect(OriginalPointsBSGS[k],point_aux);
uint32_t j = 0;
while( j < cycles && bsgs_found[k]== 0 ) {
int i;
for(i = 0; i < hLength; i++) {
dx[i].ModSub(&GSn[i].x,&startP.x);
}
@ -5322,7 +5313,6 @@ pn.y.ModAdd(&GSn[i].y);
pp.y.ModMulK1(&_s);
pp.y.ModSub(&_2GSn.y);
startP = pp;
j++;
}//while all the aMP points
}// End if
@ -5463,9 +5453,7 @@ void *thread_process_bsgs_both(void *vargp) {
startP = secp->AddDirect(OriginalPointsBSGS[k],point_aux);
uint32_t j = 0;
while( j < cycles && bsgs_found[k]== 0 ) {
int i;
for(i = 0; i < hLength; i++) {
dx[i].ModSub(&GSn[i].x,&startP.x);
}

752
keyhunt_legacy.cpp
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