private Boolean RecalculateFileChecksum(string path, string fileName)
{
try
{
Hashtable row = new Hashtable();
row = db.SelectRow(fileName);
int ID = int.Parse(row["ID"].ToString());
string hash = string.Empty;
Dictionary <string, byte[]> Packets = new Dictionary <string, byte[]>();
Packets = GetPackets(Path.Combine(path, fileName));
foreach (KeyValuePair <string, byte[]> item in Packets)
{
hash = GetChecksumBufferedFromByteArray(item.Value);
db.UpInsertChecksum("checksums", ID, hash, item.Key);
}
return(true);
}
catch (Exception e)
{
return(false);
}
}
private void HandleClientComm(object obj)
{
//NetworkStream clientStream = tcpClient.GetStream();
progress.Report("client connected\n");
FileStream fileStream3;
ClsFileInformation objFileInfo = new ClsFileInformation();
Dictionary <string, byte[]> Packets = new Dictionary <string, byte[]>();
string hash = "";
// retrieve client from parameter passed to thread
TcpClient client = (TcpClient)obj;
// sets two streams
//StreamWriter sWriter = new StreamWriter(client.GetStream(), Encoding.ASCII);
//StreamReader sReader = new StreamReader(client.GetStream(), Encoding.ASCII);
NetworkStream ns = client.GetStream();
// Get file info
long fileLength;
string fileName;
string fileSize;
{
byte[] fileNameBytes;
byte[] fileNameLengthBytes = new byte[4]; //int32
byte[] fileLengthBytes = new byte[8]; //int64
ns.Read(fileLengthBytes, 0, 8); // int64
ns.Read(fileNameLengthBytes, 0, 4); // int32
fileNameBytes = new byte[BitConverter.ToInt32(fileNameLengthBytes, 0)];
ns.Read(fileNameBytes, 0, fileNameBytes.Length);
fileLength = BitConverter.ToInt64(fileLengthBytes, 0);
fileName = ASCIIEncoding.ASCII.GetString(fileNameBytes);
}
Thread.Sleep(1000);
FileStream fileStream = File.Open(Path.Combine(ConfigurationManager.AppSettings["sourcePath"], fileName), FileMode.Create, FileAccess.ReadWrite);
int read;
int totalRead = 0;
byte[] buffer = new byte[32 * 1024]; // 32k chunks
while ((read = ns.Read(buffer, 0, buffer.Length)) > 0)
{
fileStream.Write(buffer, 0, read);
totalRead += read;
//progressBar1.Value = (int)((100d * totalRead) / fileLength);
}
fileStream.Dispose();
db.UpInsert("Files", fileName);
Hashtable row = new Hashtable();
row = db.SelectRow(fileName);
int ID = int.Parse(row["ID"].ToString());
FileSplitter fs = new FileSplitter();
Packets = fs.SplitFile(Path.Combine(ConfigurationManager.AppSettings["sourcePath"], fileName), 4);
foreach (KeyValuePair <string, byte[]> item in Packets)
{
hash = GetChecksumBufferedFromByteArray(item.Value);
db.UpInsertChecksum("checksums", ID, hash, item.Key);
//fManager.DeleteFile(Path.Combine(ConfigurationManager.AppSettings["sourcePath"], packet));
}
//client.Close();
}
