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Updated on 2026-08-14

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Tangem 2018-08-15 17:54:16 +03:00
parent 44f8632409
commit 1c45b2980f
6 changed files with 67 additions and 78 deletions
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42
app/src/main/java/com/tangem/domain/wallet/EthTransaction.java
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@ -1,6 +1,5 @@
package com.tangem.domain.wallet;
import android.util.Log;
import com.tangem.util.BTCUtils;
@ -28,7 +27,7 @@ public class EthTransaction {
byte[] receiveAddress;
byte[] value;
byte[] data;
Integer chainId;
Integer chainId;
byte[] rlpRaw;
public ECDSASignatureETH signature;
byte[] rlpEncoded;
@ -36,8 +35,7 @@ public class EthTransaction {
private static final int CHAIN_ID_INC = 35;
private static final int LOWER_REAL_V = 27;
public static EthTransaction create(String to, BigInteger amount, BigInteger nonce, BigInteger gasPrice,
BigInteger gasLimit, Integer chainId){
public static EthTransaction create(String to, BigInteger amount, BigInteger nonce, BigInteger gasPrice, BigInteger gasLimit, Integer chainId) {
return new EthTransaction(BigIntegers.asUnsignedByteArray(nonce),
BigIntegers.asUnsignedByteArray(gasPrice),
BigIntegers.asUnsignedByteArray(gasLimit),
@ -47,9 +45,7 @@ public class EthTransaction {
chainId);
}
public static EthTransaction create(String to, BigInteger amount, BigInteger nonce, BigInteger gasPrice,
BigInteger gasLimit, Integer chainId, byte[] data){
public static EthTransaction create(String to, BigInteger amount, BigInteger nonce, BigInteger gasPrice, BigInteger gasLimit, Integer chainId, byte[] data) {
return new EthTransaction(BigIntegers.asUnsignedByteArray(nonce),
BigIntegers.asUnsignedByteArray(gasPrice),
BigIntegers.asUnsignedByteArray(gasLimit),
@ -59,8 +55,7 @@ public class EthTransaction {
chainId);
}
public EthTransaction(byte[] nonce, byte[] gasPrice, byte[] gasLimit, byte[] receiveAddress, byte[] value, byte[] data,
Integer chainId) {
public EthTransaction(byte[] nonce, byte[] gasPrice, byte[] gasLimit, byte[] receiveAddress, byte[] value, byte[] data, Integer chainId) {
this.nonce = nonce;
this.gasPrice = gasPrice;
this.gasLimit = gasLimit;
@ -78,18 +73,17 @@ public class EthTransaction {
}
}
public enum ChainEnum
{
public enum ChainEnum {
Mainnet(1),
Morden(2),
Ropsten(3),
Rinkeby(4),
Rootstock_mainnet(30),
Rootstock_testnet (31),
Kovan (42),
Rootstock_testnet(31),
Kovan(42),
Ethereum_Classic_mainnet(61),
Ethereum_Classic_testnet(62),
Geth_private_chains (1337);
Geth_private_chains(1337);
private int value;
@ -116,39 +110,36 @@ public class EthTransaction {
return kec.digest(plainMsg);
}
public int BruteRecoveryID2(ECDSASignatureETH sig, byte[] messageHash, byte[] thisKey)
{
public int BruteRecoveryID2(ECDSASignatureETH sig, byte[] messageHash, byte[] thisKey) {
Log.e("ETH_KZ", BTCUtils.toHex(thisKey));
int recId = -1;
for (int i = 0; i < 4; i++) {
byte[] recK = CryptoUtil.recoverPubBytesFromSignature(i, sig, messageHash);
if(recK == null)
{
if (recK == null) {
continue;
}
Log.e("ETH_k "+String.valueOf(i), BTCUtils.toHex(recK));
Log.e("ETH_k " + String.valueOf(i), BTCUtils.toHex(recK));
if (Arrays.equals(recK, thisKey)) {
recId = i;
recId +=27;
recId += 27;
break;
}
}
return recId;
}
public int BruteRecoveryID(ECKey.ECDSASignature sig, Sha256Hash messageHash, byte[] thisKey)
{
public int BruteRecoveryID(ECKey.ECDSASignature sig, Sha256Hash messageHash, byte[] thisKey) {
Log.e("ETH_KZ", BTCUtils.toHex(thisKey));
int recId = -1;
for (int i = 0; i < 4; i++) {
ECKey k = ECKey.recoverFromSignature(i, sig, messageHash, false);
if(k == null)
if (k == null)
continue;
byte[] recK = k.getPubKey();
Log.e("ETH_k "+String.valueOf(i), BTCUtils.toHex(recK));
Log.e("ETH_k " + String.valueOf(i), BTCUtils.toHex(recK));
if (k != null && Arrays.equals(recK, thisKey)) {
recId = i;
break;
@ -230,4 +221,5 @@ public class EthTransaction {
}
return rlpRaw;
}
}
}