public static void Main(string[] args)
{
Console.WriteLine ("Bitcoin Genesis Block Solver");
Console.WriteLine ();
if (args.Length < 3)
{
DisplayUsage ();
return;
}
// Required params
string pubKey = args [0];
string timestamp = args [1];
string nBitsString = args [2];
string timestampBitsString = args [3];
// Optional params
string nTimeString = args.Length >= 5 ? args [4] : null;
string nNonceString = args.Length >= 6 ? args [5] : null;
string threadString = args.Length >= 7 ? args [6] : null;
//
// Validate params
//
// Check public key
if (pubKey.Length != 130) {
Console.Error.WriteLine ("Invalid public key. Must be an ECDSA public key, 65 characters in length. {0}" +
"E.g. 04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f", Environment.NewLine);
return;
}
// Check timestamp
if (timestamp.Length <= 0 || timestamp.Length >= 255) {
Console.Error.WriteLine (@"Invalid timestamp. Must be a string with length between 1 and 254. {0}" +
@"E.g. ""The Times 03/Jan/2009 Chancellor on brink of second bailout for banks""", Environment.NewLine);
return;
}
// Check timestamp bits
uint timestampBits;
if (!uint.TryParse(timestampBitsString, out timestampBits)) {
Console.Error.WriteLine ("Invalid timestamp bits. Must be a numeric value, in uint form. {0}" +
"E.g. 486604799", Environment.NewLine);
return;
}
// Check nBits
uint nBits;
if (!uint.TryParse(nBitsString, out nBits)) {
Console.Error.WriteLine ("Invalid nBits. Must be a numeric value, in uint form. {0}" +
"E.g. 486604799", Environment.NewLine);
return;
}
// Check nTime
uint nTimeStart = Utilities.GetCurrentTimestamp(); // Default to now
if (!String.IsNullOrEmpty(nTimeString) && (!uint.TryParse(nTimeString, out nTimeStart) || nTimeStart == 0)) {
Console.Error.WriteLine ("Invalid start nTime. Must be a unix timestamp, greater-than zero. {0}" +
"E.g. 1231006505", Environment.NewLine);
return;
}
// Check nNonce
uint nNonceStart = 0; // Default to now
if (!String.IsNullOrEmpty(nNonceString) && !uint.TryParse(nNonceString, out nNonceStart)) {
Console.Error.WriteLine ("Invalid start nNonce. Must be a uint value, greather-than or equal to zero. {0}" +
"E.g. 2083236893", Environment.NewLine);
return;
}
// Check thread count
uint threadCount = 2; // Default to 2
if (!String.IsNullOrEmpty(threadString) && (!uint.TryParse(threadString, out threadCount) || threadCount < 1)) {
Console.Error.WriteLine ("Invalid thread count. Must be a uint value, greather-than zero. Should not exceed your processor count. {0}" +
"E.g. 2", Environment.NewLine);
return;
}
//
// We got everything we need, let the solving commence!
//
// Initialize the block solver
Solver s = new Solver (pubKey, timestamp, timestampBits, nBits, nTimeStart, nNonceStart, threadCount);
// Option to override block parameters here e.g.
// KNOWN BLOCK #282903
// s.genesis.hashPrevBlock = Utilities.StringToBigInteger("00000000000000006901323a51977f2d324a896a482b81b1a53822c9ed465317", true);
// s.genesis.hashMerkleRoot = Utilities.StringToBigInteger("0a4c3baad2c2b43bb8ae35fda46db1d849990df3f13beee0d77ac2d84dcc74d0", true);
// s.genesis.nVersion = 2;
// s.genesis.nTime = 1390923544;
// s.genesis.nBits = 419558700;
// s.genesis.nNonce = 3670972514;
// Solve it!
s.Solve ();
// The winning genesis block is stored here :
// s.genesis
// Exit, but some systems are dumb and close the console without asking first
Console.Write ("Press <enter> to exit... ");
Console.ReadLine ();
}
public static void Main(string[] args)
{
// Console.WriteLine ("Hello World!");
//
// byte[] array = Utilities.StringToByteArrayFastest("3BA3EDFD7A7B12B27AC72C3E67768F617FC81BC3888A51323A9FB8AA4B1E5E4A");
//
// foreach(byte b in array)
// {
// Console.Write("{0} ", Convert.ToString(b, 16));
// }
//
// Console.WriteLine ("");
//
// byte[] intByes = BitConverter.GetBytes (1);
//
// foreach(byte b in intByes)
// {
// Console.Write("{0} ", Convert.ToString(b, 16).PadLeft(2, '0'));
// }
// uint test = 0;
// byte[] bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// test = 0xfc;
// bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// test = 0xfd;
// bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// test = 0xffff;
// bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// test = 0xffff + 1;
// bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// test = 0xffffffff;
// bytes = Utilities.GetVarIntBytes (test);
// Console.WriteLine ("var int test: {0} => {1}", test, Utilities.GetBytesString (bytes));
//
// ulong test2 = 0xffffffff;
// test2 += 0x01;
// bytes = Utilities.GetVarIntBytes (test2);
// Console.WriteLine ("var int test: {0} => {1}", test2, Utilities.GetBytesString (bytes));
//
// test2 = ulong.MaxValue;
// bytes = Utilities.GetVarIntBytes (test2);
// Console.WriteLine ("var int test: {0} => {1}", test2, Utilities.GetBytesString (bytes));
// Console.WriteLine ("BigInteger 4 to bytes: {0}", Utilities.GetBytesString ((new BigInteger (4)).ToByteArray()));
//
// //
// // Genisis Block Validation
// //
// {
// Block genesis = new Block ();
//
// Transaction txNew = new Transaction ();
// txNew.vin.Add (new TxIn ());
// txNew.vout.Add (new TxOut ());
//
// txNew.vin [0].scriptSig = new Script ();
// txNew.vin [0].scriptSig += 486604799;
// txNew.vin [0].scriptSig += new BigInteger (4);
// txNew.vin [0].scriptSig += "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
//
// txNew.vout [0].nValue = 50 * Utilities.COIN;
// txNew.vout [0].scriptPubKey = new Script ();
// txNew.vout [0].scriptPubKey += Utilities.StringToByteArrayFastest ("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f");
// txNew.vout [0].scriptPubKey += OpCodeType.OP_CHECKSIG;
//
// genesis.vtx.Add (txNew);
// genesis.hashPrevBlock = 0;
// Console.WriteLine ("Computed merkle root is {0}", Utilities.GetBytesString (genesis.BuildMerkleTree ().ToByteArray ()));
// genesis.hashMerkleRoot = genesis.BuildMerkleTree (); // Utilities.StringToBigInteger("4A5E1E4BAAB89F3A32518A88C31BC87F618F76673E2CC77AB2127B7AFDEDA33B", true);
// genesis.nVersion = 1;
// genesis.nTime = 1231006505;
// genesis.nBits = 0x1d00ffff;
// genesis.nNonce = 2083236893;
//
// byte[] blockBytes = genesis.Serialize ();
//
// Utilities.PrintBytes (blockBytes);
//
// Console.WriteLine ();
// Console.WriteLine ("Block hash : {0}", Utilities.GetBytesString (genesis.GetHash (), false));
// Console.WriteLine ("Block pretty: {0}", Utilities.GetBytesString (Utilities.ByteSwap(genesis.GetHash()), false));
// }
//
// Console.WriteLine ();
// Console.WriteLine ();
//
// TATCOIN BLOCK
//
// {
// Block genesis = new Block ();
//
// Transaction txNew = new Transaction ();
// txNew.vin.Add (new TxIn ());
// txNew.vout.Add (new TxOut ());
//
// txNew.vin [0].scriptSig = new Script ();
// txNew.vin [0].scriptSig += 315532800;
// txNew.vin [0].scriptSig += new BigInteger (4);
// txNew.vin [0].scriptSig += "Anatol Rapoport - 1980 Being 'nice' can be beneficial, but it can also lead to being suckered.";
//
// txNew.vout [0].nValue = 50 * Utilities.COIN;
// txNew.vout [0].scriptPubKey = new Script ();
// txNew.vout [0].scriptPubKey += Utilities.StringToByteArrayFastest ("04855B332D7AB6FCABCE6B7282C6D447DB25E77B3FB705F497BD673F3C47FCBF6F2968623BB4047F0D8B59AA1E5CC0A9FFF8315F7D46C75C4D1671EBB6CB27BF46");
// txNew.vout [0].scriptPubKey += OpCodeType.OP_CHECKSIG;
//
// genesis.vtx.Add (txNew);
// genesis.hashPrevBlock = 0;
// Console.WriteLine ("Computed merkle root is {0}", Utilities.GetBytesString (genesis.BuildMerkleTree ().ToByteArray ()));
// genesis.hashMerkleRoot = genesis.BuildMerkleTree (); // Utilities.StringToBigInteger("4A5E1E4BAAB89F3A32518A88C31BC87F618F76673E2CC77AB2127B7AFDEDA33B", true);
// genesis.nVersion = 1;
//
// genesis.nTime = 1390585017;
// genesis.nBits = 0x12cea600;
// genesis.nNonce = 1539371062;
//
// byte[] blockBytes = genesis.Serialize ();
//
// Utilities.PrintBytes (blockBytes);Console.WriteLine ();
// Console.WriteLine ("Block hash : {0}", Utilities.GetBytesString (genesis.GetHash (), false));
// Console.WriteLine ("Block pretty: {0}", Utilities.GetBytesString (Utilities.ByteSwap(genesis.GetHash()), false));
// }
//
// Console.WriteLine ();
// Console.WriteLine ();
//
// KNOWN BLOCK #282903
//
// {
// Block genesis = new Block ();
//
// genesis.hashPrevBlock = Utilities.StringToBigInteger("00000000000000006901323a51977f2d324a896a482b81b1a53822c9ed465317", true);
// genesis.hashMerkleRoot = Utilities.StringToBigInteger("0a4c3baad2c2b43bb8ae35fda46db1d849990df3f13beee0d77ac2d84dcc74d0", true);
// genesis.nVersion = 2;
//
// genesis.nTime = 1390923544;
// genesis.nBits = 419558700;
// genesis.nNonce = 3670972514;
//
// byte[] blockBytes = genesis.Serialize ();
//
// Utilities.PrintBytes (blockBytes);Console.WriteLine ();
// Console.WriteLine ("Block hash : {0}", Utilities.GetBytesString (genesis.GetHash (), false));
// Console.WriteLine ("Block pretty: {0}", Utilities.GetBytesString (Utilities.ByteSwap(genesis.GetHash()), false));
// }
//
// Console.WriteLine ();
// Console.WriteLine ();
// BITCOIN SOLVER
// Solver s = new Solver ("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f", // pubkey
// "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks", // timestamp
// 486604799, // nBits
// 1231006505, // nTime
// 2083236893); // nNonce
//
// TATCOIN
//
// TATCOIN SOLVER
{
Console.WriteLine ("################################ TATCOIN MAIN CHAIN ##################################");
Solver s = new Solver (
"04855B332D7AB6FCABCE6B7282C6D447DB25E77B3FB705F497BD673F3C47FCBF6F2968623BB4047F0D8B59AA1E5CC0A9FFF8315F7D46C75C4D1671EBB6CB27BF46", // pubkey
"Anatol Rapoport-1980 Being 'nice' can be beneficial, but it can also lead to being suckered", // timestamp
486604799, // timestamp bits
486604799, // nBits
315532800, // nTime
2214851013, // nNonce
2); // threads
s.Solve ();
}
//
// // TATCOIN TESTNET SOLVER
{
Console.WriteLine ("########################### TATCOIN TESTNET CHAIN ############################");
Solver s = new Solver (
"04855B332D7AB6FCABCE6B7282C6D447DB25E77B3FB705F497BD673F3C47FCBF6F2968623BB4047F0D8B59AA1E5CC0A9FFF8315F7D46C75C4D1671EBB6CB27BF46", // pubkey
"Anatol Rapoport-1980 Being 'nice' can be beneficial, but it can also lead to being suckered", // timestamp
486604799, // timestamp bits
486604799, // nBits
315532807, // nTime
20431863, // nNonce
2); // threads
s.Solve ();
}
//
// TATCOIN REGTEST SOLVER
{
Console.WriteLine ("########################### TATCOIN REGNET CHAIN #############################");
Solver s = new Solver (
"04855B332D7AB6FCABCE6B7282C6D447DB25E77B3FB705F497BD673F3C47FCBF6F2968623BB4047F0D8B59AA1E5CC0A9FFF8315F7D46C75C4D1671EBB6CB27BF46", // pubkey
"Anatol Rapoport-1980 Being 'nice' can be beneficial, but it can also lead to being suckered", // timestamp
486604799, // timestamp bits
0x207fffff, // nBits
1391388473, // nTime
0, // nNonce
2); // threads
s.Solve ();
}
//
// TITCOIN
//
// TITCOIN SOLVER
{
Console.WriteLine ("################################ TITCOIN MAIN CHAIN ##################################");
// Solver s = new Solver (
// "04724E30D26668117A39D62E5C96EA9462437F6A198D206329297A5AA61E363A6EA47F2467C3E64DCF1DE8C1FA689DED52D8B90371CA9FDCCFE28521CB48D60754", // pubkey
// "Horizon - Richard Dawkins 13/Apr/1986 Nice Guys Finish First", // timestamp
// 486604799, // timestamp bits
// 486604799, // nBits
// 315532800, // nTime
// 2214851013, // nNonce
// 2); // threads
//
// s.Solve ();
}
//
// // TITCOIN TESTNET SOLVER
{
Console.WriteLine ("########################### TITCOIN TESTNET CHAIN ############################");
Solver s = new Solver (
"04724E30D26668117A39D62E5C96EA9462437F6A198D206329297A5AA61E363A6EA47F2467C3E64DCF1DE8C1FA689DED52D8B90371CA9FDCCFE28521CB48D60754", // pubkey
"Horizon - Richard Dawkins 13/Apr/1986 Nice Guys Finish First", // timestamp
486604799, // timestamp bits
486604799, // nBits
513820825, // nTime
1846343381, // nNonce
2); // threads
s.Solve ();
}
//
// TITCOIN REGTEST SOLVER
{
Console.WriteLine ("########################### TITCOIN REGNET CHAIN #############################");
Solver s = new Solver (
"04724E30D26668117A39D62E5C96EA9462437F6A198D206329297A5AA61E363A6EA47F2467C3E64DCF1DE8C1FA689DED52D8B90371CA9FDCCFE28521CB48D60754", // pubkey
"Horizon - Richard Dawkins 13/Apr/1986 Nice Guys Finish First", // timestamp
486604799, // timestamp bits
0x207fffff, // nBits
1391565998, // nTime
0, // nNonce
2); // threads
s.Solve ();
}
// Lets check if the nBits parser target thingie works
// BigInteger target = Utilities.GetBigIntegerFromCompact (0x1d00ffff);
// BigInteger hash = Utilities.StringToBigInteger ("000000007ac0245a5ec56b6d11698d350b6e28d9ab16bbdbf32f0529d4cb4729", true, true);
// bool isSolution = hash < target;
//
// Console.WriteLine ("hash: {0} {1}", hash, Utilities.GetBytesString (hash.ToByteArray (), false));
// Console.WriteLine ("hash meets difficulty target: {0}", isSolution.ToString ());
//
//
// BigInteger target2 = Utilities.GetBigIntegerFromCompact (0x207fffff);
//
// BigInteger target3 = Utilities.GetBigIntegerFromCompact (0x20800001);
Console.ReadLine ();
}