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Use ECDSASignature wrapper for Transaction signature

This commit is contained in:
nicksavers 2014-05-05 03:00:49 +02:00
parent 96773417ff
commit 1f3455f5c6
3 changed files with 28 additions and 42 deletions
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5
ethereumj-core/src/main/java/org/ethereum/net/vo/Block.java
View File

@ -32,8 +32,8 @@ public class Block {
private byte[] extraData;
private byte[] nonce;
List<Transaction> transactionsList = new ArrayList<Transaction>();
List<Block> uncleList = new ArrayList<Block>();
private List<Transaction> transactionsList = new ArrayList<Transaction>();
private List<Block> uncleList = new ArrayList<Block>();
public Block(RLPList rawData) {
this.rawData = rawData;
@ -151,7 +151,6 @@ public class Block {
}
// [parent_hash, uncles_hash, coinbase, state_root, tx_list_hash, difficulty, timestamp, extradata, nonce]
@Override
public String toString() {
if (!parsed) parseRLP();

47
ethereumj-core/src/main/java/org/ethereum/net/vo/Transaction.java
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@ -1,5 +1,6 @@
package org.ethereum.net.vo;
import org.ethereum.crypto.ECKey.ECDSASignature;
import org.ethereum.crypto.HashUtil;
import org.ethereum.net.rlp.RLPItem;
import org.ethereum.net.rlp.RLPList;
@ -35,25 +36,21 @@ public class Transaction {
private byte[] init;
// Signature
private byte signatureV;
private byte[] signatureR;
private byte[] signatureS;
private ECDSASignature signature;
public Transaction(RLPList rawData) {
this.rawData = rawData;
parsed = false;
}
public Transaction(byte[] nonce, byte[] value, byte[] recieveAddress, byte[] gasPrice, byte[] gas, byte[] data, byte signatureV, byte[] signatureR, byte[] signatureS) {
public Transaction(byte[] nonce, byte[] value, byte[] recieveAddress, byte[] gasPrice, byte[] gas, byte[] data, byte v, byte[] r, byte[] s) {
this.nonce = nonce;
this.value = value;
this.receiveAddress = recieveAddress;
this.gasPrice = gasPrice;
this.gas = gas;
this.data = data;
this.signatureV = signatureV;
this.signatureR = signatureR;
this.signatureS = signatureS;
this.signature = ECDSASignature.fromComponents(r, s, v);
parsed = true;
}
@ -68,16 +65,16 @@ public class Transaction {
this.data = ((RLPItem) rawData.getElement(5)).getData();
if (rawData.size() == 9){ // Simple transaction
this.signatureV = ((RLPItem) rawData.getElement(6)).getData()[0];
this.signatureR = ((RLPItem) rawData.getElement(7)).getData();
this.signatureS = ((RLPItem) rawData.getElement(8)).getData();
byte v = ((RLPItem) rawData.getElement(6)).getData()[0];
byte[] r = ((RLPItem) rawData.getElement(7)).getData();
byte[] s = ((RLPItem) rawData.getElement(8)).getData();
this.signature = ECDSASignature.fromComponents(r, s, v);
} else if (rawData.size() == 10){ // Contract creation transaction
this.init = ((RLPItem) rawData.getElement(6)).getData();
this.signatureV = ((RLPItem) rawData.getElement(7)).getData()[0];
this.signatureR = ((RLPItem) rawData.getElement(8)).getData();
this.signatureS = ((RLPItem) rawData.getElement(9)).getData();
byte v = ((RLPItem) rawData.getElement(7)).getData()[0];
byte[] r = ((RLPItem) rawData.getElement(8)).getData();
byte[] s = ((RLPItem) rawData.getElement(9)).getData();
this.signature = ECDSASignature.fromComponents(r, s, v);
} else throw new Error("Wrong tx data element list size");
this.parsed = true;
@ -131,19 +128,9 @@ public class Transaction {
return init;
}
public byte getSignatureV() {
public ECDSASignature getSignature() {
if (!parsed) rlpParse();
return signatureV;
}
public byte[] getSignatureR() {
if (!parsed) rlpParse();
return signatureR;
}
public byte[] getSignatureS() {
if (!parsed) rlpParse();
return signatureS;
return signature;
}
@Override
@ -157,9 +144,9 @@ public class Transaction {
", gas=" + Utils.toHexString(gas) +
", data=" + Utils.toHexString(data) +
", init=" + Utils.toHexString(init) +
", signatureV=" + signatureV +
", signatureR=" + Utils.toHexString(signatureR) +
", signatureS=" + Utils.toHexString(signatureS) +
", signatureV=" + signature.v +
", signatureR=" + Utils.toHexString(signature.r.toByteArray()) +
", signatureS=" + Utils.toHexString(signature.s.toByteArray()) +
']';
}
}

18
ethereumj-core/src/test/java/org/ethereum/net/MessagesTest.java
View File

@ -223,13 +223,13 @@ public class MessagesTest {
Utils.toHexString( tx.getInit() ).toUpperCase());
assertEquals("1B",
Utils.toHexString( new byte[] {tx.getSignatureV()} ).toUpperCase());
Utils.toHexString( new byte[] {tx.getSignature().v} ).toUpperCase());
assertEquals("5E3868194605F1647593B842725818CCFA6A38651A728715133A8E97CDCFAC54",
Utils.toHexString( tx.getSignatureR() ).toUpperCase());
Utils.toHexString( tx.getSignature().r.toByteArray() ).toUpperCase());
assertEquals("0FF91628D04B215EBCCFD5F4FC34CC1B45DF32F6B4609FBB0DE42E8522264467",
Utils.toHexString( tx.getSignatureS() ).toUpperCase());
Utils.toHexString( tx.getSignature().s.toByteArray() ).toUpperCase());
}
@Test /* Transactions message 2 */
@ -274,13 +274,13 @@ public class MessagesTest {
Utils.toHexString( tx.getInit() ).toUpperCase());
assertEquals("1C",
Utils.toHexString( new byte[] {tx.getSignatureV()} ).toUpperCase());
Utils.toHexString( new byte[] {tx.getSignature().v} ).toUpperCase());
assertEquals("7F6EB94576346488C6253197BDE6A7E59DDC36F2773672C849402AA9C402C3C4",
Utils.toHexString( tx.getSignatureR() ).toUpperCase());
Utils.toHexString( tx.getSignature().r.toByteArray() ).toUpperCase());
assertEquals("6D254E662BF7450DD8D835160CBB053463FED0B53F2CDD7F3EA8731919C8E8CC",
Utils.toHexString( tx.getSignatureS() ).toUpperCase());
Utils.toHexString( tx.getSignature().s.toByteArray() ).toUpperCase());
tx = transactionsMessage.getTransactions().get(2);
@ -309,13 +309,13 @@ public class MessagesTest {
Utils.toHexString( tx.getInit() ).toUpperCase());
assertEquals("1B",
Utils.toHexString( new byte[] {tx.getSignatureV()} ).toUpperCase());
Utils.toHexString( new byte[] {tx.getSignature().v} ).toUpperCase());
assertEquals("D05887574456C6DE8F7A0D172342C2CBDD4CF7AFE15D9DBB8B75B748BA6791C9",
Utils.toHexString( tx.getSignatureR() ).toUpperCase());
Utils.toHexString( tx.getSignature().r.toByteArray() ).toUpperCase());
assertEquals("1E87172A861F6C37B5A9E3A5D0D7393152A7FBE41530E5BB8AC8F35433E5931B",
Utils.toHexString(tx.getSignatureS()).toUpperCase());
Utils.toHexString(tx.getSignature().s.toByteArray()).toUpperCase());
}
/* BLOCKS */