private static void LoadGenesis(GenesisFileJson genesisJson, ChainSpec chainSpec)
{
var nonce = genesisJson.Nonce;
var mixHash = genesisJson.MixHash;
var parentHash = genesisJson.ParentHash ?? Keccak.Zero;
var timestamp = genesisJson.Timestamp;
var difficulty = genesisJson.Difficulty;
var extraData = genesisJson.ExtraData;
var gasLimit = genesisJson.GasLimit;
var beneficiary = genesisJson.Author ?? Address.Zero;
BlockHeader genesisHeader = new BlockHeader(
parentHash,
Keccak.OfAnEmptySequenceRlp,
beneficiary,
difficulty,
0,
(long)gasLimit,
timestamp,
extraData);
genesisHeader.Author = beneficiary;
genesisHeader.Hash = Keccak.Zero; // need to run the block to know the actual hash
genesisHeader.Bloom = new Bloom();
genesisHeader.GasUsed = 0;
genesisHeader.MixHash = mixHash;
genesisHeader.Nonce = (ulong)nonce;
genesisHeader.ReceiptsRoot = Keccak.EmptyTreeHash;
genesisHeader.StateRoot = Keccak.EmptyTreeHash;
genesisHeader.TransactionsRoot = Keccak.EmptyTreeHash;
chainSpec.Genesis = new Block(genesisHeader);
}
private static void LoadAllocations(GenesisFileJson genesisJson, ChainSpec chainSpec)
{
if (genesisJson.Alloc == null)
{
return;
}
chainSpec.Allocations = new Dictionary <Address, UInt256>();
foreach (KeyValuePair <string, AllocationJson> account in genesisJson.Alloc)
{
if (account.Value.Balance != null)
{
bool result = UInt256.TryParse(account.Value.Balance, out UInt256 allocationValue);
if (!result)
{
result = UInt256.TryParse(account.Value.Balance.Replace("0x", string.Empty), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out allocationValue);
}
if (!result)
{
throw new InvalidDataException($"Cannot recognize allocation value format in {account.Value.Balance}");
}
chainSpec.Allocations[new Address(account.Key)] = allocationValue;
}
}
}
private void LoadEngine(GenesisFileJson genesisJson, ChainSpec chainSpec)
{
if (genesisJson.Config.Clique != null)
{
chainSpec.SealEngineType = SealEngineType.Clique;
chainSpec.CliquePeriod = genesisJson.Config.Clique.Period;
chainSpec.CliqueEpoch = genesisJson.Config.Clique.Epoch;
chainSpec.CliqueReward = 0;
}
else
{
chainSpec.SealEngineType = SealEngineType.Ethash;
}
}