public ServerCommitment[] SolvePuzzles(PuzzleValue[] puzzles)
{
if (puzzles == null)
{
throw new ArgumentNullException(nameof(puzzles));
}
if (puzzles.Length != Parameters.GetTotalCount())
{
throw new ArgumentException("Expecting " + Parameters.GetTotalCount() + " puzzles");
}
AssertState(SolverServerStates.WaitingPuzzles);
List <ServerCommitment> commitments = new List <ServerCommitment>();
List <SolvedPuzzle> solvedPuzzles = new List <SolvedPuzzle>();
var items = puzzles.AsParallel()
.Select(p => new
{
Puzzle = p,
Solution = p.Solve(ServerKey)
})
.ToArray();
foreach (var item in items)
{
byte[] key = null;
var encryptedSolution = Utils.ChachaEncrypt(item.Solution.ToBytes(), ref key);
var solutionKey = new SolutionKey(key);
uint160 keyHash = solutionKey.GetHash();
commitments.Add(new ServerCommitment(keyHash, encryptedSolution));
solvedPuzzles.Add(new SolvedPuzzle(item.Puzzle, solutionKey, item.Solution));
}
InternalState.SolvedPuzzles = solvedPuzzles.ToArray();
InternalState.Status = SolverServerStates.WaitingRevelation;
return(commitments.ToArray());
}
public SolvedPuzzle(PuzzleValue puzzle, SolutionKey key, PuzzleSolution solution)
{
Puzzle = puzzle;
SolutionKey = key;
Solution = solution;
EncryptedSolution = GetEncryptedSolution();
}
public void BeginSolvePuzzles(PuzzleValue[] puzzles)
{
if (puzzles == null)
{
throw new ArgumentNullException(nameof(puzzles));
}
if (puzzles.Length != Parameters.GetTotalCount())
{
throw new ArgumentException("Expecting " + Parameters.GetTotalCount() + " puzzles");
}
AssertState(SolverServerStates.WaitingPuzzles);
List <ServerCommitment> commitments = new List <ServerCommitment>();
List <SolvedPuzzle> solvedPuzzles = new List <SolvedPuzzle>();
var items = puzzles.AsParallel()
.Select(p => new
{
Puzzle = p,
Solution = p.Solve(ServerKey)
})
.ToArray();
foreach (var item in items)
{
var solutionKey = new SolutionKey(RandomUtils.GetBytes(Utils.ChachaKeySize));
solvedPuzzles.Add(new SolvedPuzzle(item.Puzzle, solutionKey, item.Solution));
}
InternalState.SolvedPuzzles = solvedPuzzles.ToArray();
InternalState.Status = SolverServerStates.WaitingCommitmentDelivery;
}
public SolvedPuzzle(PuzzleValue puzzle, SolutionKey key, PuzzleSolution solution)
{
Puzzle = puzzle;
SolutionKey = key;
Solution = solution;
}
//TODO: Backward compatibility, pass private
public byte[] GetEncryptedSolution()
{
byte[] key = SolutionKey.ToBytes(true);
return(Utils.ChachaEncrypt(Solution.ToBytes(), ref key));
}
