agorise/graphenej
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Using hexlify in order to obtain the bytes from the BigInteger nonce

Browse source
This commit is contained in:
Nelson R. Perez 2017-11-02 17:38:01 -05:00
parent cf647a65ba
commit 0192728bd5
1 changed files with 12 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
graphenej/src/main/java/cy/agorise/graphenej/objects/Memo.java
View file

@ -121,10 +121,8 @@ public class Memo implements ByteSerializable, JsonSerializable {
MessageDigest sha512 = MessageDigest.getInstance("SHA-512"); MessageDigest sha512 = MessageDigest.getInstance("SHA-512");
// Getting nonce bytes // Getting nonce bytes
byte[] paddedNonceBytes = new byte[8]; String stringNonce = nonce.toString();
byte[] originalNonceBytes = nonce.toByteArray(); byte[] nonceBytes = Arrays.copyOfRange(Util.hexlify(stringNonce), 0, stringNonce.length());
System.arraycopy(originalNonceBytes, 0, paddedNonceBytes, 8 - originalNonceBytes.length, originalNonceBytes.length);
// byte[] nonceBytes = nonce.toByteArray();
// Getting shared secret // Getting shared secret
byte[] secret = publicKey.getKey().getPubKeyPoint().multiply(privateKey.getPrivKey()).normalize().getXCoord().getEncoded(); byte[] secret = publicKey.getKey().getPubKeyPoint().multiply(privateKey.getPrivKey()).normalize().getXCoord().getEncoded();
@ -132,7 +130,7 @@ public class Memo implements ByteSerializable, JsonSerializable {
// SHA-512 of shared secret // SHA-512 of shared secret
byte[] ss = sha512.digest(secret); byte[] ss = sha512.digest(secret);
byte[] seed = Bytes.concat(paddedNonceBytes, Util.hexlify(Util.bytesToHex(ss))); byte[] seed = Bytes.concat(nonceBytes, Util.hexlify(Util.bytesToHex(ss)));
// Calculating checksum // Calculating checksum
byte[] sha256Msg = sha256.digest(message.getBytes()); byte[] sha256Msg = sha256.digest(message.getBytes());
@ -178,12 +176,8 @@ public class Memo implements ByteSerializable, JsonSerializable {
MessageDigest sha512 = MessageDigest.getInstance("SHA-512"); MessageDigest sha512 = MessageDigest.getInstance("SHA-512");
// Getting nonce bytes // Getting nonce bytes
byte[] paddedNonceBytes = new byte[8]; String stringNonce = nonce.toString();
byte[] originalNonceBytes = nonce.toByteArray(); byte[] nonceBytes = Arrays.copyOfRange(Util.hexlify(stringNonce), 0, stringNonce.length());
System.arraycopy(originalNonceBytes, 0, paddedNonceBytes, 8 - originalNonceBytes.length, originalNonceBytes.length);
System.out.println("Nonce Bytes length......: "+originalNonceBytes.length);
System.out.println("Templated Bytes.........: "+Util.bytesToHex(originalNonceBytes));
System.out.println("Nonce bytes.............: "+Util.bytesToHex(paddedNonceBytes));
// Getting shared secret // Getting shared secret
byte[] secret = publicKey.getKey().getPubKeyPoint().multiply(privateKey.getPrivKey()).normalize().getXCoord().getEncoded(); byte[] secret = publicKey.getKey().getPubKeyPoint().multiply(privateKey.getPrivKey()).normalize().getXCoord().getEncoded();
@ -191,8 +185,7 @@ public class Memo implements ByteSerializable, JsonSerializable {
// SHA-512 of shared secret // SHA-512 of shared secret
byte[] ss = sha512.digest(secret); byte[] ss = sha512.digest(secret);
byte[] seed = Bytes.concat(paddedNonceBytes, Util.hexlify(Util.bytesToHex(ss))); byte[] seed = Bytes.concat(nonceBytes, Util.hexlify(Util.bytesToHex(ss)));
System.out.println("seed: "+Util.bytesToHex(seed));
// Calculating checksum // Calculating checksum
byte[] sha256Msg = sha256.digest(message); byte[] sha256Msg = sha256.digest(message);
@ -244,7 +237,12 @@ public class Memo implements ByteSerializable, JsonSerializable {
new byte[]{(byte) this.message.length}, new byte[]{(byte) this.message.length},
this.message); this.message);
} else { } else {
byte[] nonceBytes = Util.revertBytes(nonce.toByteArray());
byte[] paddedNonceBytes = new byte[8];
byte[] originalNonceBytes = nonce.toByteArray();
System.arraycopy(originalNonceBytes, 0, paddedNonceBytes, 8 - originalNonceBytes.length, originalNonceBytes.length);
byte[] nonceBytes = Util.revertBytes(paddedNonceBytes);
// byte[] nonceBytes = Util.revertBytes(nonce.toByteArray());
ECPoint senderPoint = ECKey.compressPoint(from.getPublicKey().getKey().getPubKeyPoint()); ECPoint senderPoint = ECKey.compressPoint(from.getPublicKey().getKey().getPubKeyPoint());
PublicKey senderPublicKey = new PublicKey(ECKey.fromPublicOnly(senderPoint)); PublicKey senderPublicKey = new PublicKey(ECKey.fromPublicOnly(senderPoint));