private void EncodeString_ReturnTrue(string testcase)
{
var testbytes = GetBytes($"{testcase.Length}:{testcase}");
var bytes = BEncoding.Encode(testcase);
Debug.Assert(bytes.SequenceEqual(testbytes));
}
private void EncodeInt_ReturnTrue(long testcase)
{
var resultBytes = Encoding.UTF8.GetBytes($"i{testcase}e");
var bytes = BEncoding.Encode(testcase);
Debug.Assert(bytes.SequenceEqual(resultBytes));
}
public Torrent(string name, string location, List <FileItem> files, List <string> trackers, int pieceSize, byte[] pieceHashes = null, int blockSize = 16384, bool?isPrivate = false)
{
Name = name;
DownloadDirectory = location;
Files = files;
fileWriteLocks = new object[Files.Count];
for (int i = 0; i < this.Files.Count; i++)
{
fileWriteLocks[i] = new object();
}
if (trackers != null)
{
foreach (string url in trackers)
{
Tracker tracker = new Tracker(url);
Trackers.Add(tracker);
tracker.PeerListUpdated += HandlePeerListUpdated;
}
}
PieceSize = pieceSize;
BlockSize = blockSize;
IsPrivate = isPrivate;
int count = Convert.ToInt32(Math.Ceiling(TotalSize / Convert.ToDouble(PieceSize)));
PieceHashes = new byte[count][];
IsPieceVerified = new bool[count];
IsBlockAcquired = new bool[count][];
for (int i = 0; i < PieceCount; i++)
{
IsBlockAcquired[i] = new bool[GetBlockCount(i)];
}
if (pieceHashes == null)
{
// this is a new torrent so we have to create the hashes from the files
for (int i = 0; i < PieceCount; i++)
{
PieceHashes[i] = GetHash(i);
}
}
else
{
for (int i = 0; i < PieceCount; i++)
{
PieceHashes[i] = new byte[20];
Buffer.BlockCopy(pieceHashes, i * 20, PieceHashes[i], 0, 20);
}
}
object info = TorrentInfoToBEncodingObject(this);
byte[] bytes = BEncoding.Encode(info);
Infohash = SHA1.Create().ComputeHash(bytes);
for (int i = 0; i < PieceCount; i++)
{
Verify(i);
}
}
private void EncodeDictionary_ReturnTrue(IDictionary <string, object> input, string expected)
{
var encoded = GetString(BEncoding.Encode(input));
Debug.Assert(encoded == expected);
}
private void EncodeList_Return_True(IList <object> list, string expected)
{
var returnResult = GetString(BEncoding.Encode(list));
Debug.Assert(returnResult == expected);
}
