address calculated
Henry Varona
parent
ec4f0704d6
commit
88d6f7640c
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@ -1,76 +1,137 @@
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package com.luminiasoft.bitshares;
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import com.luminiasoft.bitshares.crypto.AndroidRandomSource;
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import com.luminiasoft.bitshares.crypto.SecureRandomStrengthener;
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import org.bitcoinj.core.ECKey;
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import java.io.UnsupportedEncodingException;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.util.ArrayList;
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import java.util.Base64;
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/**
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* Class used to encapsulate all BrainKey-related operations.
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*/
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public class BrainKey {
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// The size of the word dictionary
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public static final int DICT_WORD_COUNT = 49744;
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// The required number of words
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public static final int BRAINKEY_WORD_COUNT = 12;
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private ECKey mPrivateKey;
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/**
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* Method that will generate a random brain key
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* @param words The list of words from the graphene specification dictionary.
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* @return A random sequence of words
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*/
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public static String suggest(String words){
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String[] wordArray = words.split(",");
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ArrayList<String> suggestedBrainKey = new ArrayList<String>();
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assert(wordArray.length == DICT_WORD_COUNT);
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SecureRandomStrengthener randomStrengthener = SecureRandomStrengthener.getInstance();
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randomStrengthener.addEntropySource(new AndroidRandomSource());
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SecureRandom secureRandom = randomStrengthener.generateAndSeedRandomNumberGenerator();
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int index;
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for(int i = 0; i < BRAINKEY_WORD_COUNT; i++){
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index = secureRandom.nextInt(DICT_WORD_COUNT - 1);
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suggestedBrainKey.add(wordArray[index].toUpperCase());
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}
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String result = String.join(" ", suggestedBrainKey.toArray(new String[suggestedBrainKey.size()]));
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System.out.println("result: '"+result+"'");
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return result;
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}
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/**
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* BrainKey constructor that takes as argument a specific brain key word sequence and generates the
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* private key and address from that.
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* @param words The brain key specifying the private key
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* @param sequence Sequence number
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*/
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public BrainKey(String words, int sequence) {
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String encoded = String.format("%s %d", words, sequence);
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try {
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MessageDigest md = MessageDigest.getInstance("SHA-512");
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byte[] bytes = md.digest(encoded.getBytes("UTF-8"));
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MessageDigest sha256 = MessageDigest.getInstance("SHA-256");
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byte[] result = sha256.digest(bytes);
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mPrivateKey = ECKey.fromPrivate(result);
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} catch (NoSuchAlgorithmException e) {
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System.out.println("NoSuchAlgotithmException. Msg: " + e.getMessage());
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} catch (UnsupportedEncodingException e) {
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System.out.println("UnsupportedEncodingException. Msg: " + e.getMessage());
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}
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}
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public String getPublicKey() {
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return Base64.getEncoder().encodeToString(mPrivateKey.getPubKey());
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}
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public ECKey getPrivateKey(){
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return mPrivateKey;
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}
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}
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package com.luminiasoft.bitshares;
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import com.luminiasoft.bitshares.crypto.AndroidRandomSource;
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import com.luminiasoft.bitshares.crypto.SecureRandomStrengthener;
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import org.bitcoinj.core.ECKey;
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import java.io.UnsupportedEncodingException;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.util.ArrayList;
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import java.util.Base64;
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import org.bitcoinj.core.Base58;
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import org.bitcoinj.core.BitcoinSerializer;
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import org.bitcoinj.core.Block;
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import org.bitcoinj.core.Coin;
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import org.bitcoinj.core.NetworkParameters;
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import org.bitcoinj.core.StoredBlock;
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import org.bitcoinj.core.VerificationException;
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import org.bitcoinj.store.BlockStore;
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import org.bitcoinj.store.BlockStoreException;
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import org.bitcoinj.utils.MonetaryFormat;
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import org.spongycastle.crypto.digests.RIPEMD160Digest;
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import org.spongycastle.crypto.digests.SHA512Digest;
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/**
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* Class used to encapsulate all BrainKey-related operations.
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*/
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public class BrainKey {
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// The size of the word dictionary
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public static final int DICT_WORD_COUNT = 49744;
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// The required number of words
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public static final int BRAINKEY_WORD_COUNT = 12;
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private ECKey mPrivateKey;
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/**
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* Method that will generate a random brain key
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*
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* @param words The list of words from the graphene specification
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* dictionary.
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* @return A random sequence of words
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*/
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public static String suggest(String words) {
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String[] wordArray = words.split(",");
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ArrayList<String> suggestedBrainKey = new ArrayList<String>();
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assert (wordArray.length == DICT_WORD_COUNT);
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SecureRandomStrengthener randomStrengthener = SecureRandomStrengthener.getInstance();
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randomStrengthener.addEntropySource(new AndroidRandomSource());
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SecureRandom secureRandom = randomStrengthener.generateAndSeedRandomNumberGenerator();
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int index;
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for (int i = 0; i < BRAINKEY_WORD_COUNT; i++) {
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index = secureRandom.nextInt(DICT_WORD_COUNT - 1);
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suggestedBrainKey.add(wordArray[index].toUpperCase());
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}
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String result = String.join(" ", suggestedBrainKey.toArray(new String[suggestedBrainKey.size()]));
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System.out.println("result: '" + result + "'");
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return result;
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}
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/**
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* BrainKey constructor that takes as argument a specific brain key word
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* sequence and generates the private key and address from that.
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*
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* @param words The brain key specifying the private key
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* @param sequence Sequence number
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*/
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public BrainKey(String words, int sequence) {
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String encoded = String.format("%s %d", words, sequence);
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try {
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MessageDigest md = MessageDigest.getInstance("SHA-512");
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byte[] bytes = md.digest(encoded.getBytes("UTF-8"));
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MessageDigest sha256 = MessageDigest.getInstance("SHA-256");
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byte[] result = sha256.digest(bytes);
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mPrivateKey = ECKey.fromPrivate(result);
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} catch (NoSuchAlgorithmException e) {
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System.out.println("NoSuchAlgotithmException. Msg: " + e.getMessage());
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} catch (UnsupportedEncodingException e) {
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System.out.println("UnsupportedEncodingException. Msg: " + e.getMessage());
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}
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}
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public String getUncompressedAddress() {
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RIPEMD160Digest ripemd160Digest = new RIPEMD160Digest();
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SHA512Digest sha512Digest = new SHA512Digest();
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sha512Digest.update(mPrivateKey.decompress().getPubKey(), 0, mPrivateKey.decompress().getPubKey().length);
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byte[] intermediate = new byte[512 / 8];
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sha512Digest.doFinal(intermediate, 0);
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ripemd160Digest.update(intermediate, 0, intermediate.length);
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byte[] output = new byte[160 / 8];
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ripemd160Digest.doFinal(output, 0);
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String encoded = Base58.encode(output);
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byte[] checksum = new byte[(160 / 8) + 4];
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System.arraycopy(calculateChecksum(output), 0, checksum, checksum.length - 4, 4);
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System.arraycopy(output, 0, checksum, 0, output.length);
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return ("BTS" + Base58.encode(checksum));
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}
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public String getAddress() {
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RIPEMD160Digest ripemd160Digest = new RIPEMD160Digest();
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SHA512Digest sha512Digest = new SHA512Digest();
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sha512Digest.update(mPrivateKey.getPubKey(), 0, mPrivateKey.getPubKey().length);
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byte[] intermediate = new byte[512 / 8];
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sha512Digest.doFinal(intermediate, 0);
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ripemd160Digest.update(intermediate, 0, intermediate.length);
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byte[] output = new byte[160 / 8];
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ripemd160Digest.doFinal(output, 0);
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String encoded = Base58.encode(output);
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byte[] checksum = new byte[(160 / 8) + 4];
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System.arraycopy(calculateChecksum(output), 0, checksum, checksum.length - 4, 4);
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System.arraycopy(output, 0, checksum, 0, output.length);
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return ("BTS" + Base58.encode(checksum));
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}
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public byte[] calculateChecksum(byte[] input) {
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byte[] answer = new byte[4];
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RIPEMD160Digest ripemd160Digest = new RIPEMD160Digest();
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ripemd160Digest.update(input, 0, input.length);
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byte[] output = new byte[160 / 8];
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ripemd160Digest.doFinal(output, 0);
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System.arraycopy(output, 0, answer, 0, 4);
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return answer;
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}
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public byte[] getPublicKey() {
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return mPrivateKey.getPubKey();
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}
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public ECKey getPrivateKey() {
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return mPrivateKey;
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}
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}
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@ -1,72 +1,73 @@
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package com.luminiasoft.bitshares;
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import org.bitcoinj.core.ECKey;
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import java.io.IOException;
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public class Main {
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// Brain key from Nelson's app referencing the bilthon-83 account
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public static final String BRAIN_KEY = "PUMPER ISOTOME SERE STAINER CLINGER MOONLIT CHAETA UPBRIM AEDILIC BERTHER NIT SHAP SAID SHADING JUNCOUS CHOUGH";
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public static final String BIP39_KEY = "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about";
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// WIF from Nelson's app referencing the bilthon-83 account
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// public static final String WIF = "5J96pne45qWM1WpektoeazN6k9Mt93jQ7LyueRxFfEMTiy6yxjM";
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// Brain key from an empty account created by the cli_wallet
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// public static final String BRAIN_KEY = "TWIXT SERMO TRILLI AUDIO PARDED PLUMET BIWA REHUNG MAUDLE VALVULA OUTBURN FEWNESS ALIENER UNTRACE PRICH TROKER";
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// WIF from an emty account created by the cli_wallet
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public static final String WIF = "5KMzB2GqGhnh7ufhgddmz1eKPHS72uTLeL9hHjSvPb1UywWknF5";
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public static final String EXTERNAL_SIGNATURE = "1f36c41acb774fcbc9c231b5895ec9701d6872729098d8ea56d78dda72a6b54252694db85d7591de5751b7aea06871da15d63a1028758421607ffc143e53ef3306";
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// Static block information used for transaction serialization tests
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public static int REF_BLOCK_NUM = 56204;
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public static int REF_BLOCK_PREFIX = 1614747814;
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public static int RELATIVE_EXPIRATION = 1478385607;
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public static void main(String[] args) {
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Test test = new Test();
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// test.testTransactionSerialization();
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// ECKey.ECDSASignature signature = test.testSigning();
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// try {
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// test.testWebSocketTransfer();
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// } catch (IOException e) {
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// e.printStackTrace();
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// }
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// test.testCustomSerializer();
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// test.testTransactionSerialization();
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// test.testLoginSerialization();
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// test.testNetworkBroadcastSerialization();
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// test.testNetworkBroadcastDeserialization();
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// test.testGetDynamicParams();
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// test.testGetRequiredFeesSerialization();
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// test.testRequiredFeesResponse();
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// test.testTransactionBroadcastSequence();
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// test.testAccountLookupDeserialization();
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// test.testPrivateKeyManipulations();
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// test.testGetAccountByName();
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// test.testGetRequiredFees();
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// test.testRandomNumberGeneration();
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test.testBrainKeyOperations(false);
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// test.testBip39Opertion();
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}
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}
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package com.luminiasoft.bitshares;
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import org.bitcoinj.core.ECKey;
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import java.io.IOException;
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public class Main {
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// Brain key from Nelson's app referencing the bilthon-83 account
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public static final String BRAIN_KEY = "PUMPER ISOTOME SERE STAINER CLINGER MOONLIT CHAETA UPBRIM AEDILIC BERTHER NIT SHAP SAID SHADING JUNCOUS CHOUGH";
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//public static final String BRAIN_KEY = "TWIXT SERMO TRILLI AUDIO PARDED PLUMET BIWA REHUNG MAUDLE VALVULA OUTBURN FEWNESS ALIENER UNTRACE PRICH TROKER";
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public static final String BIP39_KEY = "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about";
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// WIF from Nelson's app referencing the bilthon-83 account
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// public static final String WIF = "5J96pne45qWM1WpektoeazN6k9Mt93jQ7LyueRxFfEMTiy6yxjM";
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// Brain key from an empty account created by the cli_wallet
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// public static final String BRAIN_KEY = "TWIXT SERMO TRILLI AUDIO PARDED PLUMET BIWA REHUNG MAUDLE VALVULA OUTBURN FEWNESS ALIENER UNTRACE PRICH TROKER";
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// WIF from an emty account created by the cli_wallet
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public static final String WIF = "5KMzB2GqGhnh7ufhgddmz1eKPHS72uTLeL9hHjSvPb1UywWknF5";
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public static final String EXTERNAL_SIGNATURE = "1f36c41acb774fcbc9c231b5895ec9701d6872729098d8ea56d78dda72a6b54252694db85d7591de5751b7aea06871da15d63a1028758421607ffc143e53ef3306";
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// Static block information used for transaction serialization tests
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public static int REF_BLOCK_NUM = 56204;
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public static int REF_BLOCK_PREFIX = 1614747814;
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public static int RELATIVE_EXPIRATION = 1478385607;
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public static void main(String[] args) {
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Test test = new Test();
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// test.testTransactionSerialization();
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// ECKey.ECDSASignature signature = test.testSigning();
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// try {
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// test.testWebSocketTransfer();
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// } catch (IOException e) {
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// e.printStackTrace();
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// }
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// test.testCustomSerializer();
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// test.testTransactionSerialization();
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// test.testLoginSerialization();
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// test.testNetworkBroadcastSerialization();
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// test.testNetworkBroadcastDeserialization();
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// test.testGetDynamicParams();
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// test.testGetRequiredFeesSerialization();
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// test.testRequiredFeesResponse();
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// test.testTransactionBroadcastSequence();
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// test.testAccountLookupDeserialization();
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// test.testPrivateKeyManipulations();
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// test.testGetAccountByName();
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// test.testGetRequiredFees();
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// test.testRandomNumberGeneration();
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test.testBrainKeyOperations(false);
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// test.testBip39Opertion();
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}
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}
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