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Merge pull request #17 from SOUx4cx4fx56x69/vain

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Multithread vanity generation
This commit is contained in:
orignal 2017-08-08 13:17:35 -04:00 committed by GitHub
parent 3ce291a9d8 1fa3cb124f
commit 716d8dee24
1 changed files with 116 additions and 23 deletions
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139
vanitygen.cpp
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@ -5,48 +5,141 @@
#include "Crypto.h" #include "Crypto.h"
#include "Identity.h" #include "Identity.h"
#include "common/key.hpp" #include "common/key.hpp"
#include <thread>
#include <unistd.h>
#include <vector>
#include <mutex>
static std::mutex thread_mutex;
static i2p::data::SigningKeyType type;
static i2p::data::PrivateKeys keys;
static bool finded=false;
static size_t padding_size;
static uint8_t * KeyBuf;
static uint8_t * PaddingBuf;
static unsigned long long hash;
#define CPU_ONLY
#ifdef CPU_ONLY
// XXX: make this faster // XXX: make this faster
static bool check_keys(const std::string & prefix, i2p::data::PrivateKeys & key) static inline bool NotThat(const char * a, const char *b){
{ while(*b)
return key.GetPublic()->GetIdentHash().ToBase32().substr(0, prefix.length()) == prefix; if(*a++!=*b++) return true;
return false;
} }
// XXX: make this faster inline void twist_cpu(uint8_t * buf,size_t * l0){
static void mutate_keys(uint8_t * buf, i2p::data::PrivateKeys & key) //TODO: NORMAL IMPLEMENTATION
{ RAND_bytes(buf,padding_size);
uint8_t * ptr = key.GetPadding();
// TODO: do not hard code for ed25519
RAND_bytes(ptr, 96);
key.RecalculateIdentHash(buf);
} }
// XXX: make this faster
static inline void mutate_keys_cpu(
uint8_t * buf,
uint8_t * padding,
size_t * l0)
{
twist_cpu(padding,l0);
thread_mutex.lock();
keys.RecalculateIdentHash(buf);
thread_mutex.unlock();
}
void thread_find(const char * prefix){
while(NotThat(keys.GetPublic()->GetIdentHash().ToBase32().c_str(),prefix) and !finded)
{
size_t l0 = 0;
mutate_keys_cpu(KeyBuf,PaddingBuf, (size_t*)&l0);
hash++;
}
}
#endif
int main (int argc, char * argv[]) int main (int argc, char * argv[])
{ {
if (argc < 2) if (argc < 2)
{ {
std::cout << "Usage: " << argv[0] << " filename prefix" << std::endl; std::cout << "Usage: keygen filename generatestring <signature type>" << std::endl;
return -1; return 0;
} }
uint8_t buf[1024] = {0};
std::string prefix(argv[2]);
i2p::crypto::InitCrypto (false); i2p::crypto::InitCrypto (false);
// default to ed 25519 keys type = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519;
i2p::data::SigningKeyType type = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519; if (argc > 3)
auto keys = i2p::data::PrivateKeys::CreateRandomKeys (type); type = NameToSigType(std::string(argv[3]));
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
keys = i2p::data::PrivateKeys::CreateRandomKeys (type);
switch(type){
case i2p::data::SIGNING_KEY_TYPE_DSA_SHA1:
case i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA256_2048:
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA384_3072:
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA512_4096:
case i2p::data::SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512:
case i2p::data::SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512_TEST:
std::cout << "Sorry, i don't can generate adress for this signature type" << std::endl;
return 0;
break;
}
switch(type){
case i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
padding_size=64;
break;
case i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA384_P384:
padding_size=32;
break;
case i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
padding_size=4;
break;
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA256_2048:
padding_size=128;
break;
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA384_3072:
padding_size=256;
break;
case i2p::data::SIGNING_KEY_TYPE_RSA_SHA512_4096:
padding_size=384;
break;
case i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519:
padding_size=96;
break;
case i2p::data::SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256:
case i2p::data::SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256_TEST:
padding_size=64;
break;
}
// TODO: multi threading // TODO: multi threading
while(!check_keys(prefix, keys)) KeyBuf = new uint8_t[keys.GetFullLen()];
mutate_keys(buf, keys); PaddingBuf = keys.GetPadding();
unsigned int count_cpu = sysconf(_SC_NPROCESSORS_ONLN);
std::vector<std::thread> threads(count_cpu);
std::cout << "Start vanity generator in " << count_cpu << " threads" << std::endl;
for ( unsigned int j = count_cpu;j--;){
threads[j] = std::thread(thread_find,argv[2]);
sched_param sch;
int policy;
pthread_getschedparam(threads[j].native_handle(), &policy, &sch);
sch.sched_priority = 10;
if (pthread_setschedparam(threads[j].native_handle(), SCHED_FIFO, &sch)) {
std::cout << "Failed to setschedparam" << std::endl;
return 1;
}
}
for(unsigned int j = 0; j < count_cpu;j++)
threads[j].join();
std::cout << "Hashes: " << hash << std::endl;
std::ofstream f (argv[1], std::ofstream::binary | std::ofstream::out); std::ofstream f (argv[1], std::ofstream::binary | std::ofstream::out);
if (f) if (f)
{ {
size_t len = keys.GetFullLen (); size_t len = keys.GetFullLen ();
uint8_t * buf = new uint8_t[len]; len = keys.ToBuffer (KeyBuf, len);
len = keys.ToBuffer (buf, len); f.write ((char *)KeyBuf, len);
f.write ((char *)buf, len); delete [] KeyBuf;
delete[] buf;
std::cout << "Destination " << keys.GetPublic ()->GetIdentHash ().ToBase32 () << " created" << std::endl; std::cout << "Destination " << keys.GetPublic ()->GetIdentHash ().ToBase32 () << " created" << std::endl;
} }
else else