public void ProcessChunksStatus(MemoryStream packet, bool udpConnection)
{
#if VERBOSE
CKernel.LogClient.AddLog("ProcessChunksStatus",m_ID);
#endif
if ((DownFileHash==null)||(m_DownloadElement==null)) return;
CFileStatus fileStatus=new CFileStatus(packet,!udpConnection);
if ((!udpConnection)&&(!CKernel.SameHash(ref DownFileHash,ref fileStatus.FileHash)))
{
Exception e=new Exception("Chunks status: invalid fileHash");
throw(e);
}
if (!CKernel.SameHash(ref DownFileHash,ref m_DownloadElement.File.FileHash))
{
m_DownloadElement=CKernel.FilesList[DownFileHash];
}
if ((CHash.GetChunksCount(m_DownloadElement.File.FileSize)!=fileStatus.nChunks)
&& (fileStatus.nChunks!=0))
{
Debug.Write("Received chunks numer does not match with file chunks numer\n");
m_DownFileChunks=null;
}
if (m_DownloadElement.SourcesList!=null) m_DownloadElement.SourcesList.RemoveChunksAvaibility(m_DownFileChunks);
uint nChunks=CHash.GetChunksCount(m_DownloadElement.File.FileSize);
if (fileStatus.Chunks==null)
{
if ((m_DownFileChunks==null)||(m_DownFileChunks.Length!=nChunks))
{
m_DownFileChunks=new byte[nChunks];
}
for (int i=0; i!=m_DownFileChunks.Length; i++)
{
m_DownFileChunks[i]=(byte)Protocol.ChunkState.Complete;
}
//TODO hay alguna función para hacer esto en .NET equivalente a memset?
}
else
{
if ((m_DownFileChunks==null)||(m_DownFileChunks.Length!=nChunks))
{
m_DownFileChunks=new byte[nChunks];
}
Buffer.BlockCopy(fileStatus.Chunks,0,m_DownFileChunks,0,fileStatus.Chunks.Length);
}
if (fileStatus.nChunks>0)
{
m_DownloadState=Protocol.DownloadState.NoNeededParts;
for (int i=0; i!=m_DownFileChunks.Length; i++)
{
if (((Protocol.ChunkState)m_DownFileChunks[i]==Protocol.ChunkState.Complete)
&&((m_DownloadElement.File.ChunksStatus.Length==0)
||((Protocol.ChunkState)m_DownloadElement.File.ChunksStatus[i]!=Protocol.ChunkState.Complete)))
{
m_DownloadState=Protocol.DownloadState.OnQueue;
break;
}
}
}
else
{
m_DownloadState=Protocol.DownloadState.OnQueue;
}
//m_DownloadElement.SourcesList.UpdateChunksAvaibility();
if (m_DownloadElement.SourcesList!=null) m_DownloadElement.SourcesList.AddChunksAvaibility(m_DownFileChunks);
if (udpConnection) return;
packet.Close();
packet=null;
// ver si necesitamos el hashset del fichero(si no lo tenemos aun lo pedimos)
// CElement Element=(CElement)CKernel.FilesList[CKernel.HashToString(DownFileHash)];
// TODO no es necesario pedir hashSets de ficheros de una única parte
if ((m_DownloadElement.File.HashSetNeeded())&&(m_DownloadState!=Protocol.DownloadState.NoNeededParts))
{
#if VERBOSE
CKernel.LogClient.AddLog("ProcesarInformacionPartesFichero-Pide HashSet",m_ID);
#endif
m_DownloadState=Protocol.DownloadState.ReqestHashSet;
MemoryStream responsePacket=new MemoryStream();
CHashSetRequest hashSet=new CHashSetRequest(DownFileHash,responsePacket);
if (connection!=null)
{
connection.SendPacket(responsePacket);
}
}
else
{
if (m_DownloadState!=Protocol.DownloadState.NoNeededParts)
{
#if VERBOSE
CKernel.LogClient.AddLog("ProcesarInformacionPartesFichero-Envía IniciarDescarga",m_ID);
#endif
MemoryStream responsePacket=new MemoryStream();
CStartDownload startDonwload=new CStartDownload(responsePacket,DownFileHash);
if (connection!=null)
{
connection.SendPacket(responsePacket);
}
}
}
}
public void ProcessRequestFileID(byte[] packet)
{
#if VERBOSE
CKernel.LogClient.AddLog("ProcessRequestFileID",m_ID);
#endif
CIDFileChange IDFileChange=new CIDFileChange(new MemoryStream(packet));
if (!CKernel.SameHash(ref m_UpFileHash,ref IDFileChange.FileHash))
{
m_UpFileHash=IDFileChange.FileHash;
m_UploadElement=(CElement)CKernel.FilesList[m_UpFileHash];
}
if ((m_UploadElement==null)||(m_UploadElement.File.Empty))
{
//Debug.Write("No se encontro fichero (Cambio ID) \n");
MemoryStream buffer=new MemoryStream();
CNoFile noFile=new CNoFile(buffer,m_UpFileHash);
m_UpFileHash=null;
if (connection!=null)
{
connection.SendPacket(buffer);
}
#if VERBOSE
CKernel.LogClient.AddLog("ProcessRequestFileID-No found",m_ID);
#endif
}
else
{
#if VERBOSE
CKernel.LogClient.AddLog("ProcessRequestFileID-send file status",m_ID);
#endif
MemoryStream packetState=new MemoryStream();
CFileStatus fileState;
if (m_UploadElement.File.Completed)
{
fileState=new CFileStatus(m_UpFileHash,null,packetState);
}
else
{
fileState=new CFileStatus(m_UpFileHash,m_UploadElement.File.ChunksStatus,packetState);
}
if (connection!=null)
{
connection.SendPacket(packetState);
}
}
}
