Examples with DataWord org.aion.mcf.vm.types.DataWord used on opensource projects

Example 11 with DataWord

use of org.aion.mcf.vm.types.DataWord in project aion by aionnetwork.

the class AionRepositoryImpl method getCode.

@Override
public synchronized byte[] getCode(Address address) {
    AccountState accountState = getAccountState(address);
    if (accountState == null) {
        return EMPTY_BYTE_ARRAY;
    }
    byte[] codeHash = accountState.getCodeHash();
    IContractDetails<DataWord> details = getContractDetails(address);
    return (details == null) ? EMPTY_BYTE_ARRAY : details.getCode(codeHash);
}

Example 12 with DataWord

use of org.aion.mcf.vm.types.DataWord in project aion by aionnetwork.

the class AionContractDetailsImpl method getStorage.

@Override
public Map<DataWord, DataWord> getStorage(Collection<DataWord> keys) {
    Map<DataWord, DataWord> storage = new HashMap<>();
    if (keys == null) {
        for (ByteArrayWrapper keyBytes : this.keys) {
            DataWord key = new DataWord(keyBytes);
            DataWord value = get(key);
            // cause we keep all historical keys
            if (value != null) {
                storage.put(key, value);
            }
        }
    } else {
        for (DataWord key : keys) {
            DataWord value = get(key);
            // cause we keep all historical keys
            if (value != null) {
                storage.put(key, value);
            }
        }
    }
    return storage;
}

Example 13 with DataWord

use of org.aion.mcf.vm.types.DataWord in project aion by aionnetwork.

the class AionTxExecSummary method decodeStorageDiff.

private static Map<DataWord, DataWord> decodeStorageDiff(RLPList storageDiff) {
    Map<DataWord, DataWord> result = new HashMap<>();
    for (RLPElement entry : storageDiff) {
        DataWord key = new DataWord(((RLPList) entry).get(0).getRLPData());
        DataWord value = new DataWord(((RLPList) entry).get(1).getRLPData());
        result.put(key, value);
    }
    return result;
}

Example 14 with DataWord

use of org.aion.mcf.vm.types.DataWord in project aion by aionnetwork.

the class AionTxExecSummary method decodeTouchedStorage.

protected static TxTouchedStorage decodeTouchedStorage(RLPElement encoded) {
    TxTouchedStorage result = new TxTouchedStorage();
    for (RLPElement entry : (RLPList) encoded) {
        RLPList asList = (RLPList) entry;
        DataWord key = new DataWord(asList.get(0).getRLPData());
        DataWord value = new DataWord(asList.get(1).getRLPData());
        byte[] changedBytes = asList.get(2).getRLPData();
        boolean changed = isNotEmpty(changedBytes) && RLP.decodeInt(changedBytes, 0) == 1;
        result.add(new TxTouchedStorage.Entry(key, value, changed));
    }
    return result;
}

Example 15 with DataWord

use of org.aion.mcf.vm.types.DataWord in project aion by aionnetwork.

the class AionTransactionTest method testTransactionCost.

@Test
public void testTransactionCost() {
    byte[] nonce = DataWord.ONE.getData();
    byte[] from = RandomUtils.nextBytes(20);
    byte[] to = RandomUtils.nextBytes(Address.ADDRESS_LEN);
    byte[] value = DataWord.ONE.getData();
    byte[] data = RandomUtils.nextBytes(128);
    long nrg = new DataWord(1000L).longValue();
    long nrgPrice = DataWord.ONE.longValue();
    AionTransaction tx = new AionTransaction(nonce, Address.wrap(to), value, data, nrg, nrgPrice);
    long expected = 21000;
    for (byte b : data) {
        expected += (b == 0) ? 4 : 64;
    }
    assertEquals(expected, tx.transactionCost(1));
}