private bool CanUseBloomDatabase(BlockHeader toBlock, BlockHeader fromBlock)
{
// method is designed for convenient debugging
bool containsRange = _bloomStorage.ContainsRange(fromBlock.Number, toBlock.Number);
if (!containsRange)
{
return(false);
}
bool toIsOnMainChain = _blockFinder.IsMainChain(toBlock);
if (!toIsOnMainChain)
{
return(false);
}
bool fromIsOnMainChain = _blockFinder.IsMainChain(fromBlock);
if (!fromIsOnMainChain)
{
return(false);
}
return(true);
}
public static IEnumerable <SearchResult <Block> > SearchForBlocksOnMainChain(this IBlockFinder blockFinder, BlockParameter fromBlock, BlockParameter toBlock)
{
SearchResult <Block> startingBlock = SearchForBlock(blockFinder, fromBlock);
if (startingBlock.IsError || startingBlock.Object == null)
{
yield return(startingBlock);
}
else
{
SearchResult <BlockHeader> finalBlockHeader = SearchForHeader(blockFinder, toBlock);
if (finalBlockHeader.IsError || finalBlockHeader.Object == null)
{
yield return(new SearchResult <Block>(finalBlockHeader.Error ?? string.Empty, finalBlockHeader.ErrorCode));
}
bool isFinalBlockOnMainChain = blockFinder.IsMainChain(finalBlockHeader.Object !);
bool isStartingBlockOnMainChain = blockFinder.IsMainChain(startingBlock.Object.Header);
if (!isFinalBlockOnMainChain || !isStartingBlockOnMainChain)
{
Keccak?notCanonicalBlockHash = isFinalBlockOnMainChain
? startingBlock.Object.Hash
: finalBlockHeader.Object.Hash;
yield return(new SearchResult <Block>($"{notCanonicalBlockHash} block is not canonical", ErrorCodes.InvalidInput));
}
else
{
yield return(startingBlock);
long startingBlockNumber = startingBlock.Object.Number;
long finalBlockNumber = finalBlockHeader.Object.Number;
if (startingBlockNumber > finalBlockNumber)
{
yield return(new SearchResult <Block>($"From block number: {startingBlockNumber} is greater than to block number {finalBlockNumber}", ErrorCodes.InvalidInput));
}
for (long i = startingBlock.Object.Number + 1; i <= finalBlockHeader.Object.Number; ++i)
{
yield return(SearchForBlock(blockFinder, new BlockParameter(i)));
}
}
}
}
private bool CanUseBloomDatabase(BlockHeader toBlock, BlockHeader fromBlock) => _bloomStorage.ContainsRange(fromBlock.Number, toBlock.Number) && _blockFinder.IsMainChain(toBlock) && _blockFinder.IsMainChain(fromBlock);