public static RawTransaction Decode(string hexRawTransaction)
{
if (!StringUtils.IsHex(hexRawTransaction))
{
return(null);
}
var rawTxBytes = ByteUtils.ToByteArray(hexRawTransaction);
var list = RlpDecoder.Decode(rawTxBytes);
if (list == null)
{
return(null);
}
var rlpContent = list.Values;
//It should only has one element.
if (rlpContent.Count != 1)
{
return(null);
}
var rawTransaction = new RawTransaction();
var listValues = ((RlpList)rlpContent[0]).Values;
for (int index = 0; index < listValues.Count; index++)
{
FillTransaction(rawTransaction, listValues, index);
}
return(rawTransaction);
}
private User(byte[] rlp)
{
var decoder = new RlpDecoder(rlp);
Id = Encoding.UTF8.GetString(decoder.Next());
PassHash = Encoding.UTF8.GetString(decoder.Next());
RegisterDate = Encoding.UTF8.GetString(decoder.Next());
}
private Item(byte[] rlp)
{
var decoder = new RlpDecoder(rlp);
Code = Encoding.UTF8.GetString(decoder.Next());
Name = Encoding.UTF8.GetString(decoder.Next());
Price = Hex.ToNumber <decimal>(decoder.Next());
}
private Inventory(byte[] rlp) : base()
{
var decoder = new RlpDecoder(rlp);
for (int i = 0; i < decoder.Count; i++)
{
Add(Encoding.UTF8.GetString(decoder.Next()));
}
}
private Sales(byte[] rlp)
{
var decoder = new RlpDecoder(rlp);
Order = Encoding.UTF8.GetString(decoder.Next());
Seller = Encoding.UTF8.GetString(decoder.Next());
ItemCode = Encoding.UTF8.GetString(decoder.Next());
ItemName = Encoding.UTF8.GetString(decoder.Next());
Price = Coin.ToCoin(Hex.ToNumber <ulong>(decoder.Next()));
}
public void DecodeStaticString()
{
var input =
"f902d6819a8702288058b9af928202d0f90273e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f8000080e094d3ef28df6b553ed2fc47259e8134319cb1121a2a89364200111c48f800008001830616988088ff9198c817655decc0b841bd61e198f126adddb169eebf5cd3da25ae3a3f07102e574bcd1368440d1e307c4c47884364e2abc66ef6940c4953758dd1c57f8255025639702104ce83e9a3b501";
var rlpList = RlpDecoder.Decode(input.HexStringToByteArray());
var nethereumRLP = RLP.Decode(input.HexStringToByteArray());
Assert.True(RlpCompare(rlpList, nethereumRLP));
}
public static NodeType GetNodeType(RlpDecoder rlp)
{
if (rlp.Count == 17)
{
return(NodeType.FullNode);
}
if (rlp.Count == 2)
{
return(TrieKey.Decode(rlp[0].Value).HasTerm ? NodeType.ValueNode : NodeType.ShortNode);
}
return(NodeType.EmptyNode);
}
public void DecoderTest()
{
string hexRaw = "0xf83d81c7860881eec535498202d0e1e094000000002beadb038203be21ed5ce7c9b1bff60289056bc75e2d63100000808082520880884773cc184328eb3ec0";
var rlpList = RlpDecoder.Decode(hexRaw.HexStringToByteArray());
// The list should only have 1 element
Assert.Single(rlpList);
byte[] encodedinner = RlpEncoder.Encode(rlpList[0]);
string hexEncodedinner = encodedinner.ByteArrayToString(StringType.Hex | StringType.ZeroLowerX);
Assert.Equal(hexRaw, hexEncodedinner);
}
protected Tx(byte[] rlp)
{
var decoder = new RlpDecoder(rlp);
chain = decoder.Next();
version = decoder.Next();
to = decoder.Next();
value = decoder.Next();
gas = decoder.Next();
nonce = decoder.Next();
data = decoder.Next();
extra = decoder.Next();
// signature rsv
seal = decoder.Next();
// metadata
metadata = decoder.Next();
}
// RLP를 디코딩하여 노드 상태를 완전하게 만든다.
internal TrieNode DecodeRLP()
{
if (ReferenceEquals(rlp, null))
{
throw new Exception("can't decode empty rlp");
}
if (!Parsed)
{
var rlp = new RlpDecoder(this.rlp);
if (Type == NodeType.FullNode)
{
if (rlp.Count != 17)
{
throw new Exception("can't decode rlp for full node");
}
// child node
chidrens = new TrieNode[16];
for (int i = 0; i < 16; i++)
{
byte[] node = trie.Read(rlp[i].Value);
chidrens[i] = node != null ? new TrieNode(trie, node) : null;
}
// value
value = rlp[16].Value;
}
else if (Type == NodeType.ShortNode)
{
if (rlp.Count != 2)
{
throw new Exception("can't decode rlp for short node");
}
// key
key = TrieKey.Decode(rlp[0].Value);
// next node
byte[] node = trie.Read(rlp[1].Value);
next = node != null ? new TrieNode(trie, node) : null;
}
else if (Type == NodeType.ValueNode)
{
if (rlp.Count != 2)
{
throw new Exception("can't decode rlp for value node");
}
// key
key = TrieKey.Decode(rlp[0].Value);
// value
value = rlp[1].Value;
}
else
{
throw new Exception("can't decoded rlp for unknown node type");
}
Parsed = true;
}
return(this);
}
