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Merge pull request #24 from SOUx4cx4fx56x69/master

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Vanity stuff
This commit is contained in:
Jeff 2017-08-14 13:56:36 -04:00 committed by GitHub
parent b0d2465ac1 fef86629fa
commit a485b342c7
3 changed files with 38 additions and 24 deletions
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2
Makefile
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@ -31,7 +31,7 @@ regaddr: $(OBJECTS)
$(CXX) -o regaddr regaddr.o $(LDFLAGS) $(LIBS)
vain: $(OBJECTS)
$(CXX) -o vain vanitygen.o $(LDFLAGS) $(LIBS)
$(CXX) -o vain vanitygen.o $(LDFLAGS) -mavx $(LIBS)
$(OBJECTS): libi2pd.a

5
vanity.hpp
View file

@ -24,8 +24,5 @@ static uint8_t * KeyBuf;
//static uint8_t * PaddingBuf;
static unsigned long long hashescounter;
//Functions visible and don't need.
unsigned short count_cpu __attribute__((__mode__(QI))); // 1 byte

45
vanitygen.cpp
View file

@ -1,9 +1,6 @@
#include "vanity.hpp"
#define CPU_ONLY
static bool check_prefix(const char * buf){
unsigned short size_str=0;
while(*buf)
@ -71,7 +68,7 @@ Orignal is sensei of crypto ;)
*/
std::cout << "Thread " << id_thread << " binded" << std::endl;
uint8_t b[391] __attribute__((aligned(4)));
uint8_t b[391]; __attribute__((__mode__(SI))); // 4 byte == 32 bits, not usefull. i think.
memcpy (b, buf, 391);
int len = strlen (prefix);
@ -114,7 +111,7 @@ int main (int argc, char * argv[])
{
if ( argc < 3 )
{
std::cout << "Usage: " << argv[0] << " filename generatestring <signature type>" << std::endl;
std::cout << "Usage: " << argv[0] << " filename generatestring <threads(default of system)> <signature type>" << std::endl;
return 0;
}
if(!check_prefix(argv[2])){
@ -123,8 +120,16 @@ int main (int argc, char * argv[])
}
i2p::crypto::InitCrypto (false);
type = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519;
if ( argc > 3 )
type = NameToSigType(std::string(argv[3]));
if ( argc > 3 ){
unsigned int tmp = atoi(argv[3]);
if(tmp > 255) {
std::cout << "Really more than 255 threads?:D Nope, sorry" << std::endl;
return 0;
}
count_cpu=atoi(argv[3]);
}if ( argc > 4 ) {
type = NameToSigType(std::string(argv[4]));
}
///////////////
//For while
@ -148,6 +153,7 @@ if(type != i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519){
return 0;
break;
}
//TODO: for other types.
switch(type){
case i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
@ -180,26 +186,37 @@ if(type != i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519){
KeyBuf = new uint8_t[keys.GetFullLen()];
keys.ToBuffer (KeyBuf, keys.GetFullLen ());
unsigned int count_cpu = sysconf(_SC_NPROCESSORS_ONLN);
if(!count_cpu)
count_cpu = sysconf(_SC_NPROCESSORS_ONLN);
std::cout << "Start vanity generator in " << (int)count_cpu << " threads" << std::endl;
unsigned short attempts = 0;
while(!finded)
{//while
{//stack(for destructors(vector/thread))
std::vector<std::thread> threads(count_cpu);
std::cout << "Start vanity generator in " << count_cpu << " threads" << std::endl;
unsigned long long thoughtput = 0x4F4B5A37;
for ( unsigned int j = count_cpu;j--;){
threads[j] = std::thread(thread_find,KeyBuf,argv[2],j,thoughtput);
thoughtput+=1000;
}
}//for
for(unsigned int j = 0; j < count_cpu;j++)
threads[j].join();
if(FindedNonce == 0){
std::cout << "Don't finded " << std::endl;
return 0;
RAND_bytes( KeyBuf+256 , 90 );
std::cout << "Attempts #" << ++attempts << std::endl;
}
}//stack
}//while
memcpy (KeyBuf + MutateByte, &FindedNonce, 4);
std::cout << "Hashes: " << hashescounter << std::endl;