public static string GetAddressOfcompressed(BigInteger[] publicKey, bool show)
{
var publicKeyArray1 = HexToByteArray.BigIntegerTo32ByteArray(publicKey[0]);
HexToByteArray.ChangeDirection(ref publicKeyArray1);
// var publicKeyArray2 = HexToByteArray.BigIntegerTo32ByteArray(publicKey[1]);
byte[] resultAdd;
if (publicKey[1].IsEven)
{
resultAdd = Calculate.BiteSplitJoint(new byte[] { 0x02 }, publicKeyArray1);
}
else
{
resultAdd = Calculate.BiteSplitJoint(new byte[] { 0x03 }, publicKeyArray1);
}
if (show)
{
Console.WriteLine($"压缩公钥为{ Hex.BytesToHex(resultAdd)}");
}
// Console.WriteLine($"压缩公钥为{ Calculate.Encode(resultAdd)}");
var step3 = ripemd160.ComputeHash(sha256.ComputeHash(resultAdd));
var step4 = Calculate.BiteSplitJoint(new byte[] { 0x00 }, step3);
var step5 = sha256.ComputeHash(sha256.ComputeHash(step4));
var step6 = Calculate.BiteSplitJoint(step4, new byte[] { step5[0], step5[1], step5[2], step5[3] });
return(Calculate.Encode(step6));
}
public static string getPrivateByString(string input, out string address)
{
System.Security.Cryptography.SHA256 sha256 = new System.Security.Cryptography.SHA256Managed();
byte[] hash = sha256.ComputeHash(System.Text.Encoding.UTF8.GetBytes(input));
var privateKey = Bytes32.ConvetToBigInteger(hash);
privateKey = privateKey % Secp256k1.q;
var privateByte = hash;
var resultAdd = Calculate.BiteSplitJoint(new byte[] { 0x80 }, privateByte);
resultAdd = Calculate.BiteSplitJoint(resultAdd, new byte[] { 0x01 });
byte[] chechHash = Calculate.GetCheckSum(resultAdd);
resultAdd = Calculate.BiteSplitJoint(resultAdd, chechHash);
var privateKeyString = Calculate.Encode(resultAdd);
address = BitCoin.PublicKeyF.GetAddressOfcompressed(BitCoin.Calculate.getPublicByPrivate(privateKey));
return(privateKeyString);
}
public static string GetAddressOfUncompressed(BigInteger[] publicKey)
{
var publicKeyArray1 = HexToByteArray.BigIntegerTo32ByteArray(publicKey[0]);
HexToByteArray.ChangeDirection(ref publicKeyArray1);
var publicKeyArray2 = HexToByteArray.BigIntegerTo32ByteArray(publicKey[1]);
HexToByteArray.ChangeDirection(ref publicKeyArray2);
// var array = HexToByteArray.BigIntegerTo32ByteArray(privateKey);
var resultAdd = Calculate.BiteSplitJoint(new byte[] { 0x04 }, publicKeyArray1);
resultAdd = Calculate.BiteSplitJoint(resultAdd, publicKeyArray2);
Console.WriteLine($"非压缩公钥为{ Hex.BytesToHex(resultAdd)}");
var step3 = ripemd160.ComputeHash(sha256.ComputeHash(resultAdd));
var step4 = Calculate.BiteSplitJoint(new byte[] { 0x00 }, step3);
var step5 = sha256.ComputeHash(sha256.ComputeHash(step4));
var step6 = Calculate.BiteSplitJoint(step4, new byte[] { step5[0], step5[1], step5[2], step5[3] });
return(Calculate.Encode(step6));
//SHA256 sha256 = new SHA256Managed();
//byte[] hash1 = sha256.ComputeHash(resultAdd);
//var pubKeyHash = Hash160.Hash(publicKey.EncodePoint(hash1));
//byte[] hash2 = sha256.ComputeHash(hash1);
//var result = new byte[CheckSumSizeInBytes];
//Buffer.BlockCopy(hash2, 0, result, 0, result.Length);
//byte[] chechHash = Calculate.GetCheckSum(resultAdd);
}