private ResultWrapper <byte[]> GetStorage(Address address, BigInteger index, BlockParameter blockParameter)
{
if (blockParameter.Type == BlockParameterType.Pending)
{
var storageValue = _blockchainBridge.GetStorage(address, index);
return(ResultWrapper <byte[]> .Success(storageValue));
}
var block = GetBlock(blockParameter);
if (block.Result.ResultType == ResultType.Failure)
{
return(ResultWrapper <byte[]> .Fail(block.Result.Error));
}
return(GetAccountStorage(address, index, block.Data.Header.StateRoot));
}
private ResultWrapper <byte[]> GetAccountStorage(Address address, UInt256 index, Keccak stateRoot)
{
Account account = _blockchainBridge.GetAccount(address, stateRoot);
if (account == null)
{
return(ResultWrapper <byte[]> .Success(Bytes.Empty));
}
return(ResultWrapper <byte[]> .Success(_blockchainBridge.GetStorage(address, index, stateRoot)));
}
public ResultWrapper <byte[]> eth_getStorageAt(Address address, UInt256 positionIndex, BlockParameter blockParameter = null)
{
SearchResult <BlockHeader> searchResult = _blockchainBridge.SearchForHeader(blockParameter);
if (searchResult.IsError)
{
return(ResultWrapper <byte[]> .Fail(searchResult));
}
BlockHeader header = searchResult.Object;
Account account = _blockchainBridge.GetAccount(address, header.StateRoot);
if (account == null)
{
return(ResultWrapper <byte[]> .Success(Bytes.Empty));
}
return(ResultWrapper <byte[]> .Success(_blockchainBridge.GetStorage(address, positionIndex, header.StateRoot)));
}