Examples with RLPList org.ethereum.util.RLPList used on opensource projects

Example 11 with RLPList

use of org.ethereum.util.RLPList in project rskj by rsksmart.

the class RLPTest method encodeDecodeShortListWithTwoByteArraysWithElementsLength56.

@Test
public void encodeDecodeShortListWithTwoByteArraysWithElementsLength56() {
    byte[] value1 = new byte[26];
    byte[] value2 = new byte[28];
    byte[] element1 = RLP.encodeElement(value1);
    byte[] element2 = RLP.encodeElement(value2);
    byte[] encoded = RLP.encodeList(element1, element2);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(1 + 1 + 1 + 26 + 1 + 28, encoded.length);
    Assert.assertEquals((byte) (247 + 1), encoded[0]);
    Assert.assertEquals((byte) (56), encoded[1]);
    ArrayList<RLPElement> list = RLP.decode2(encoded);
    Assert.assertNotNull(list);
    Assert.assertEquals(1, list.size());
    RLPList list2 = (RLPList) list.get(0);
    Assert.assertNotNull(list2);
    Assert.assertEquals(2, list2.size());
    Assert.assertArrayEquals(value1, list2.get(0).getRLPData());
    Assert.assertArrayEquals(value2, list2.get(1).getRLPData());
}

Example 12 with RLPList

use of org.ethereum.util.RLPList in project rskj by rsksmart.

the class RemascState method create.

public static RemascState create(byte[] data) {
    RLPList rlpList = (RLPList) RLP.decode2(data).get(0);
    Coin rlpRewardBalance = RLP.parseCoin(rlpList.get(0).getRLPData());
    Coin rlpBurnedBalance = RLP.parseCoin(rlpList.get(1).getRLPData());
    SortedMap<Long, List<Sibling>> rlpSiblings = RemascStorageProvider.getSiblingsFromBytes(rlpList.get(2).getRLPData());
    byte[] rlpBrokenSelectionRuleBytes = rlpList.get(3).getRLPData();
    Boolean rlpBrokenSelectionRule;
    if (rlpBrokenSelectionRuleBytes != null && rlpBrokenSelectionRuleBytes.length != 0 && rlpBrokenSelectionRuleBytes[0] != 0) {
        rlpBrokenSelectionRule = Boolean.TRUE;
    } else {
        rlpBrokenSelectionRule = Boolean.FALSE;
    }
    return new RemascState(rlpRewardBalance, rlpBurnedBalance, rlpSiblings, rlpBrokenSelectionRule);
}

Example 13 with RLPList

use of org.ethereum.util.RLPList in project rskj by rsksmart.

the class RemascStorageProvider method getSiblingsFromBytes.

public static SortedMap<Long, List<Sibling>> getSiblingsFromBytes(byte[] bytes) {
    SortedMap<Long, List<Sibling>> siblings = new TreeMap<>();
    if (bytes == null || bytes.length == 0) {
        return siblings;
    }
    RLPList rlpList = (RLPList) RLP.decode2(bytes).get(0);
    int nentries = rlpList.size() / 2;
    for (int k = 0; k < nentries; k++) {
        byte[] bytesKey = rlpList.get(k * 2).getRLPData();
        byte[] bytesValue = rlpList.get(k * 2 + 1).getRLPData();
        long longKey = bytesKey == null ? 0 : BigIntegers.fromUnsignedByteArray(bytesKey).longValue();
        Long key = Long.valueOf(longKey);
        RLPList rlpSiblingList = (RLPList) RLP.decode2(bytesValue).get(0);
        int nsiblings = rlpSiblingList.size();
        List<Sibling> list = new ArrayList<>();
        for (int j = 0; j < nsiblings; j++) {
            byte[] bytesSibling = rlpSiblingList.get(j).getRLPData();
            Sibling sibling = Sibling.create(bytesSibling);
            list.add(sibling);
        }
        siblings.put(key, list);
    }
    return siblings;
}

Example 14 with RLPList

use of org.ethereum.util.RLPList in project rskj by rsksmart.

the class Sibling method create.

public static Sibling create(byte[] data) {
    ArrayList<RLPElement> params = RLP.decode2(data);
    RLPList sibling = (RLPList) params.get(0);
    byte[] hash = sibling.get(0).getRLPData();
    RskAddress coinbase = RLP.parseRskAddress(sibling.get(1).getRLPData());
    RskAddress includedBlockCoinbase = RLP.parseRskAddress(sibling.get(2).getRLPData());
    Coin paidFees = RLP.parseCoin(sibling.get(3).getRLPData());
    byte[] bytesIncludedHeight = sibling.get(4).getRLPData();
    RLPElement uncleCountElement = sibling.get(5);
    byte[] bytesUncleCount = uncleCountElement != null ? uncleCountElement.getRLPData() : null;
    long includedHeight = bytesIncludedHeight == null ? 0 : BigIntegers.fromUnsignedByteArray(bytesIncludedHeight).longValue();
    int uncleCount = bytesUncleCount == null ? 0 : BigIntegers.fromUnsignedByteArray(bytesUncleCount).intValue();
    return new Sibling(hash, coinbase, includedBlockCoinbase, paidFees, includedHeight, uncleCount);
}

Example 15 with RLPList

use of org.ethereum.util.RLPList in project rskj by rsksmart.

the class Block method parseRLP.

private void parseRLP() {
    ArrayList<RLPElement> params = RLP.decode2(rlpEncoded);
    RLPList block = (RLPList) params.get(0);
    // Parse Header
    RLPList header = (RLPList) block.get(0);
    this.header = new BlockHeader(header, this.sealed);
    // Parse Transactions
    RLPList txTransactions = (RLPList) block.get(1);
    this.transactionsList = parseTxs(txTransactions);
    byte[] calculatedRoot = getTxTrie(this.transactionsList).getHash().getBytes();
    this.checkExpectedRoot(this.header.getTxTrieRoot(), calculatedRoot);
    // Parse Uncles
    RLPList uncleBlocks = (RLPList) block.get(2);
    for (RLPElement rawUncle : uncleBlocks) {
        RLPList uncleHeader = (RLPList) rawUncle;
        BlockHeader blockData = new BlockHeader(uncleHeader, this.sealed);
        this.uncleList.add(blockData);
    }
    this.parsed = true;
}