private static RecoveryState InnerReduceB0(RecoveryState state, int index, IEnumerable <Block> blocks)
{
var b0s = blocks
.Select(block => state.PartialKey.PartialDecrypt(index, block))
.Where(decryptedBlock => Block.IsB0Part((uint)decryptedBlock.Values[index]));
return(b0s.Any() ? RecoveryState.CreateFromB0Blocks(state, b0s) : null);
}
private static RecoveryState InnerReduceSequential(RecoveryState state, int index, IEnumerable <Block> blocks)
{
var sequences = blocks
.Select(block => state.PartialKey.PartialDecrypt(index, block))
.Where(decryptedBlock => Block.IsSequencePart(decryptedBlock.Values[index]));
return(sequences.Any() ? RecoveryState.CreateFromSequentialBlocks(state, sequences) : null);
}