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

Example 41 with RLPList

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

the class BlockHeadersMessage method parse.

private void parse() {
    RLPList paramsList = (RLPList) RLP.decode2(encoded).get(0);
    blockHeaders = new ArrayList<>();
    for (int i = 0; i < paramsList.size(); ++i) {
        RLPList rlpData = ((RLPList) paramsList.get(i));
        blockHeaders.add(new BlockHeader(rlpData, true));
    }
    parsed = true;
}

Example 42 with RLPList

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

the class GetBlockHeadersMessage method parse.

private void parse() {
    RLPList paramsList = (RLPList) RLP.decode2(encoded).get(0);
    byte[] blockBytes = paramsList.get(0).getRLPData();
    // it might be either a hash or number
    if (blockBytes == null) {
        this.blockNumber = 0;
    } else if (blockBytes.length == DEFAULT_SIZE_BYTES) {
        this.blockHash = blockBytes;
    } else {
        this.blockNumber = byteArrayToLong(blockBytes);
    }
    byte[] maxHeaders = paramsList.get(1).getRLPData();
    this.maxHeaders = byteArrayToInt(maxHeaders);
    byte[] skipBlocks = paramsList.get(2).getRLPData();
    this.skipBlocks = byteArrayToInt(skipBlocks);
    byte[] reverse = paramsList.get(3).getRLPData();
    this.reverse = byteArrayToInt(reverse) == 1;
    parsed = true;
}

Example 43 with RLPList

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

the class Message method create.

public static Message create(ArrayList<RLPElement> paramsList) {
    byte[] body = paramsList.get(1).getRLPData();
    if (body != null) {
        int type = paramsList.get(0).getRLPData()[0];
        MessageType messageType = MessageType.valueOfType(type);
        RLPList list = (RLPList) RLP.decode2(body).get(0);
        return messageType.createMessage(list);
    }
    return null;
}

Example 44 with RLPList

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

the class BridgeSerializationUtils method deserializeABICallSpec.

// For the serialization format, see BridgeSerializationUtils::serializeABICallSpec
private static ABICallSpec deserializeABICallSpec(byte[] data) {
    RLPList rlpList = (RLPList) RLP.decode2(data).get(0);
    if (rlpList.size() != 2) {
        throw new RuntimeException(String.format("Invalid serialized ABICallSpec. Expected 2 elements, but got %d", rlpList.size()));
    }
    String function = new String(rlpList.get(0).getRLPData(), StandardCharsets.UTF_8);
    byte[][] arguments = ((RLPList) rlpList.get(1)).stream().map(rlpElement -> rlpElement.getRLPData()).toArray(byte[][]::new);
    return new ABICallSpec(function, arguments);
}

Example 45 with RLPList

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

the class BridgeSerializationUtils method deserializeElection.

// For the serialization format, see BridgeSerializationUtils::serializeElection
public static ABICallElection deserializeElection(byte[] data, AddressBasedAuthorizer authorizer) {
    if (data == null || data.length == 0) {
        return new ABICallElection(authorizer);
    }
    RLPList rlpList = (RLPList) RLP.decode2(data).get(0);
    // List size must be even - key, value pairs expected in sequence
    if (rlpList.size() % 2 != 0) {
        throw new RuntimeException("deserializeElection: expected an even number of entries, but odd given");
    }
    int numEntries = rlpList.size() / 2;
    Map<ABICallSpec, List<RskAddress>> votes = new HashMap<>();
    for (int k = 0; k < numEntries; k++) {
        ABICallSpec spec = deserializeABICallSpec(rlpList.get(k * 2).getRLPData());
        List<RskAddress> specVotes = deserializeVoters(rlpList.get(k * 2 + 1).getRLPData());
        votes.put(spec, specVotes);
    }
    return new ABICallElection(authorizer, votes);
}