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Commitf0312a4

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committed
Fix
1 parentfe6b1ed commitf0312a4

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2 files changed

+20
-24
lines changed

2 files changed

+20
-24
lines changed

‎SECP256K1.cpp‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -205,6 +205,7 @@ Point Secp256K1::NextKey(Point &key) {
205205
IntSecp256K1::DecodePrivateKey(char *key,bool *compressed) {
206206

207207
Int ret;
208+
ret.SetInt32(0);
208209
std::vector<unsignedchar> privKey;
209210

210211
if(key[0] =='5') {

‎main.cpp‎

Lines changed: 19 additions & 24 deletions
Original file line numberDiff line numberDiff line change
@@ -25,7 +25,7 @@
2525
#include"hash/sha512.h"
2626
#include"hash/sha256.h"
2727

28-
#defineRELEASE"1.12"
28+
#defineRELEASE"1.13"
2929

3030
usingnamespacestd;
3131

@@ -48,16 +48,16 @@ void printUsage() {
4848
printf(" -o outputfile: Output results to the specified file\n");
4949
printf(" -gpu gpuId1,gpuId2,...: List of GPU(s) to use, default is 0\n");
5050
printf(" -g gridSize1,gridSize2,...: Specify GPU(s) kernel gridsize, default is 8*(MP number)\n");
51-
printf(" -m: Specify maximun number of prefixes found by each kernel call\n");
51+
printf(" -m: Specify maximun number of prefixes found by each kernel call\n");
5252
printf(" -s seed: Specify a seed for the base key, default is random\n");
5353
printf(" -t threadNumber: Specify number of CPU thread, default is number of core\n");
54-
printf(" -nosse: Disable SSE hash function\n");
55-
printf(" -l: List cuda enabled devices\n");
54+
printf(" -nosse: Disable SSE hash function\n");
55+
printf(" -l: List cuda enabled devices\n");
5656
printf(" -check: Check CPU and GPU kernel vs CPU\n");
5757
printf(" -kp: Generate key pair\n");
5858
printf(" -rp privkey partialkeyfile: Reconstruct final private key(s) from partial key(s) info.\n");
5959
printf(" -sp startPubKey: Start the search with a pubKey (for private key splitting)\n");
60-
printf(" -r[keynumber]: Rekey interval in MegaKey, default is disabled\n");
60+
printf(" -rrekey: Rekey interval in MegaKey, default is disabled\n");
6161
exit(-1);
6262

6363
}
@@ -228,21 +228,22 @@ void outputAdd(string outputFile, int addrType, string addr, string pAddr, strin
228228
}
229229

230230
// ------------------------------------------------------------------------------------------
231-
#defineCHECK_ADDR() \
232-
p = secp->ComputePublicKey(&fullPriv); \
233-
cAddr = secp->GetAddress(addrType, compressed, p); \
234-
if (cAddr == addr) { \
235-
found =true; \
231+
#defineCHECK_ADDR() \
232+
fullPriv.ModAddK1order(&e, &partialPrivKey); \
233+
p = secp->ComputePublicKey(&fullPriv); \
234+
cAddr = secp->GetAddress(addrType, compressed, p); \
235+
if (cAddr == addr) { \
236+
found =true; \
236237
string pAddr = secp->GetPrivAddress(compressed, fullPriv); \
237-
string pAddrHex = fullPriv.GetBase16(); \
238-
outputAdd(outputFile, addrType, addr, pAddr, pAddrHex); \
238+
string pAddrHex = fullPriv.GetBase16();\
239+
outputAdd(outputFile, addrType, addr, pAddr, pAddrHex);\
239240
}
240241

241242
voidreconstructAdd(Secp256K1 *secp, string fileName, string outputFile, string privAddr) {
242243

243244
bool compressed;
244245
int addrType;
245-
Int lambda;
246+
Int lambda;
246247
Int lambda2;
247248
lambda.SetBase16("5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72");
248249
lambda2.SetBase16("ac9c52b33fa3cf1f5ad9e3fd77ed9ba4a880b9fc8ec739c2e0cfc810b51283ce");
@@ -304,50 +305,44 @@ void reconstructAdd(Secp256K1 *secp, string fileName, string outputFile, string
304305
}else {
305306

306307
// Reconstruct the address
308+
Int fullPriv;
307309
Point p;
308310
Int e;
309-
Int kn;
310-
Int fullPriv;
311311
string cAddr;
312312
bool found =false;
313313

314314
// No sym, no endo
315-
fullPriv.ModAddK1order(&privKey, &partialPrivKey);
315+
e.Set(&privKey);
316316
CHECK_ADDR();
317317

318318
// No sym, endo 1
319319
e.Set(&privKey);
320320
e.ModMulK1order(&lambda);
321-
fullPriv.ModAddK1order(&e, &partialPrivKey);
322321
CHECK_ADDR();
323322

324323
// No sym, endo 2
325324
e.Set(&privKey);
326325
e.ModMulK1order(&lambda2);
327-
fullPriv.ModAddK1order(&e, &partialPrivKey);
328326
CHECK_ADDR();
329327

330328
// sym, no endo
331-
kn.Set(&privKey);
332-
kn.Neg();
333-
kn.Add(&secp->order);
334-
fullPriv.ModAddK1order(&kn, &partialPrivKey);
329+
e.Set(&privKey);
330+
e.Neg();
331+
e.Add(&secp->order);
335332
CHECK_ADDR();
336333

337334
// sym, endo 1
338335
e.Set(&privKey);
339336
e.ModMulK1order(&lambda);
340337
e.Neg();
341338
e.Add(&secp->order);
342-
fullPriv.ModAddK1order(&e, &partialPrivKey);
343339
CHECK_ADDR();
344340

345341
// sym, endo 2
346342
e.Set(&privKey);
347343
e.ModMulK1order(&lambda2);
348344
e.Neg();
349345
e.Add(&secp->order);
350-
fullPriv.ModAddK1order(&e, &partialPrivKey);
351346
CHECK_ADDR();
352347

353348
if (!found) {

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