//constructor to publish a list of files
public CServerPublishFiles(MemoryStream buffer, CFilesList FilesList, uint startIndex)
{
DonkeyHeader header;
LastFilePublished = startIndex;
BinaryWriter writer = new BinaryWriter(buffer);
header = new DonkeyHeader((byte)Protocol.ServerCommand.OfferFiles, writer);
writer.Write((uint)FilesList.Count);
uint nfiles = 0;
int fileIndex = 0;
foreach (CElement element in FilesList.Values)
{
fileIndex++;
if (fileIndex < startIndex)
{
continue;
}
if (m_AddFileToPacket(writer, element))
{
nfiles++;
}
LastFilePublished++;
if (nfiles >= 200)
{
break; //TODO: check server soft limits
}
}
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
writer.Write(nfiles);
CLog.Log(Types.Constants.Log.Info, "FIL_PUBLISHED", nfiles);
}
public CServerHello(MemoryStream buffer)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
header = new DonkeyHeader((byte)Protocol.ServerCommand.LoginRequest, writer);
writer.Write(CKernel.Preferences.GetByteArray("UserHash"));
writer.Write(CKernel.Preferences.GetUInt("ID"));
writer.Write(CKernel.Preferences.GetUShort("TCPPort"));
uint nParameters = 5;
writer.Write(nParameters);
// user
new ParameterWriter((byte)Protocol.ClientParameter.Name, CKernel.Preferences.GetString("UserName"), writer);
// version
new ParameterWriter((byte)Protocol.ClientParameter.Version, Protocol.EDONKEYVERSION, writer);
// port
new ParameterWriter((byte)Protocol.ClientParameter.Port, (uint)CKernel.Preferences.GetUShort("TCPPort"), writer);
// compression
new ParameterWriter((byte)Protocol.ClientParameter.Compression, 5, writer); //1 (supports compression) + 5 (supports alternative server ports)
// emule version
new ParameterWriter((byte)Protocol.ClientParameter.EmuleVersion, Protocol.EMULE_VERSION_COMPLEX, writer);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CCCmdCachedMultiBlockFile(ArrayList cachedBlocks, uint IPProxy, byte[] fileHash, byte[] fileStatus, MemoryStream buffer)
{
if ((cachedBlocks != null) && (cachedBlocks.Count != 0))
{
BinaryWriter writer1 = new BinaryWriter(buffer);
DonkeyHeader header1 = new DonkeyHeader(0x21, writer1, Protocol.ProtocolType.Ant);
this.n = 0;
writer1.Write(this.n);
writer1.Write(IPProxy);
writer1.Write(fileHash);
foreach (CCachedBlock block1 in cachedBlocks)
{
if (((block1.Element == null) || (block1.Element.File == null)) || !CKernel.SameHash(ref fileHash, ref block1.Element.File.FileHash))
{
continue;
}
uint num1 = CHash.GetChunkNumberAt(block1.StartOffset);
if (fileStatus[(int)((IntPtr)num1)] == 0)
{
writer1.Write(block1.IPClient);
writer1.Write(block1.PortClient);
writer1.Write(block1.StartOffset);
writer1.Write(block1.EndOffset);
writer1.Write(block1.Key);
writer1.Write(block1.ID);
this.n = (ushort)(this.n + 1);
}
}
header1.Packetlength = (((uint)writer1.BaseStream.Length) - header1.Packetlength) + 1;
writer1.Seek(0, SeekOrigin.Begin);
header1.Serialize(writer1);
writer1.Write(this.n);
}
}
public CServerServerList(MemoryStream buffer)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
header = new DonkeyHeader((byte)Protocol.ServerCommand.GetServerList, writer);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CServerRequestCallback(uint ID, MemoryStream buffer)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
header = new DonkeyHeader((byte)Protocol.ServerCommand.CallBackRequest, writer);
writer.Write(ID);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CServerAskSources(byte[] FileHash, MemoryStream buffer)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
writer.Seek(0, SeekOrigin.End);
header = new DonkeyHeader((byte)Protocol.ServerCommand.GetSources /*,writer*/);
header.Packetlength = 17;
header.Serialize(writer);
writer.Write(FileHash);
// header.Packetlength=(uint)writer.BaseStream.Length-header.Packetlength+1;
// writer.Seek(0,SeekOrigin.Begin);
// header.Serialize(writer);
}
//constructor to publish one file
public CServerPublishFiles(MemoryStream buffer, CElement element)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
header = new DonkeyHeader((byte)Protocol.ServerCommand.OfferFiles, writer);
writer.Write(1);
m_AddFileToPacket(writer, element);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
writer.Write(1);
CLog.Log(Types.Constants.Log.Info, "FIL_PUBLISHED", 1);
}
public CServerRequestSearch(MemoryStream buffer, string searchString, bool matchAnyWords, string type, uint maxSize, uint minSize, uint avaibility, string exclude, bool esUDP)
{
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ServerCommand.SearchRequest);
BinaryWriter writer = new BinaryWriter(buffer);
if (esUDP)
{
writer.Write((byte)Protocol.Header.eDonkey);
//writer.Write((byte)Protocol.ServerCommandsUDP.GlobalSearchRequest);
writer.Write((byte)Protocol.ServerCommandUDP.GlobalSearchRequest2);
}
else
{
header.Serialize(writer);
}
if (type == "Any")
{
type = "";
}
//header
int parametercount = 0; //must be written parametercount-1 parmeter headers
if (exclude.Length > 0)
{
writer.Write(notParameter);
}
if (searchString.Length > 0)
{
parametercount++;
if (parametercount > 1)
{
writer.Write(andParameter);
}
}
if (type.Length > 0)
{
parametercount++;
if (parametercount > 1)
{
writer.Write(andParameter);
}
}
if (minSize > 0)
{
parametercount++;
if (parametercount > 1)
{
writer.Write(andParameter);
}
}
if (maxSize > 0)
{
parametercount++;
if (parametercount > 1)
{
writer.Write(andParameter);
}
}
if (avaibility > 0)
{
parametercount++;
if (parametercount > 1)
{
writer.Write(andParameter);
}
}
// if (extension.GetLength()>0)
// {
// parametercount++;
// if (parametercount>1)
// writer.Write(andParameter);
// }
//body
if (searchString.Length > 0) //search a string
{
//writer.Write(notParameter);
string[] list = searchString.Split(" ".ToCharArray());
byte[] searchbyte;
if ((matchAnyWords) && (list.Length > 1))
{
for (int i = 0; i < list.Length; i++)
{
if (i != list.Length - 1)
{
writer.Write(orParameter);
}
writer.Write(stringParameter); //write the parameter type
searchbyte = Encoding.Default.GetBytes(list[i]);
writer.Write((ushort)searchbyte.Length);
writer.Write(searchbyte);
}
}
else
{
writer.Write(stringParameter); //write the parameter type
searchbyte = Encoding.Default.GetBytes(searchString);
writer.Write((ushort)searchbyte.Length);
writer.Write(searchbyte);
}
}
if (type.Length > 0)
{
writer.Write(typeParameter); //write the parameter type
byte[] searchbyte = Encoding.Default.GetBytes(type);
writer.Write((ushort)searchbyte.Length);
writer.Write(searchbyte);
writer.Write(typeNemonic2);
writer.Write(typeNemonic1);
}
if (minSize > 0)
{
writer.Write(numericParameter); //write the parameter type
writer.Write(minSize); //write the parameter
writer.Write(minNemonic); //nemonic for this kind of parameter
}
if (maxSize > 0)
{
writer.Write(numericParameter); //write the parameter type
writer.Write(maxSize); //write the parameter
writer.Write(maxNemonic); //nemonic for this kind of parameter
}
if (avaibility > 0)
{
writer.Write(numericParameter); //write the parameter type
writer.Write(avaibility); //write the parameter
writer.Write(avaibilityNemonic); //nemonic for this kind of parameter
}
// if (extension.GetLength()>0)
// {
// data.Write(&stringParameter,1); //write the parameter type
// nSize=extension.GetLength();
// data.Write(&nSize,2); //write the length
// formatC=extension.GetBuffer();
// data.Write(formatC,nSize); //write parameter
// data.Write(&extensionNemonic,3); //nemonic for this kind of parameter (only 3 bytes!!)
// }
if (exclude.Length > 0)
{
writer.Write(stringParameter); //write the parameter type
byte[] searchbyte2 = Encoding.Default.GetBytes(exclude);
writer.Write((ushort)searchbyte2.Length);
writer.Write(searchbyte2);
}
if (!esUDP)
{
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
}
private bool m_ProcessReceptionStream()
{
if (m_HeaderPending)
{
if (m_ReceptionStream.Length - m_StreamPosition >= 6)
{
m_ReceptionStream.Seek(m_StreamPosition, SeekOrigin.Begin);
m_DonkeyHeader = new DonkeyHeader(m_ReceptionStream);
if ((m_DonkeyHeader.Packetlength > 200000) || ((m_DonkeyHeader.eDonkeyID != Protocol.ProtocolType.eDonkey) &&
(m_DonkeyHeader.eDonkeyID != Protocol.ProtocolType.eMule) &&
(m_DonkeyHeader.eDonkeyID != Protocol.ProtocolType.Packet)))
{
OnConnectionFail((byte)Protocol.ConnectionReason.InvalidHeader);
return(false);
}
m_HeaderPending = false;
m_ReceptionStream.Seek(0, SeekOrigin.End);
}
}
if ((!m_HeaderPending) &&
((m_ReceptionStream.Length - m_StreamPosition) >= m_DonkeyHeader.Packetlength + 5))
{
m_ReceptionStream.Seek(m_StreamPosition + 6, SeekOrigin.Begin);
byte[] paquete = new byte[m_DonkeyHeader.Packetlength - 1];
m_ReceptionStream.Read(paquete, 0, (int)m_DonkeyHeader.Packetlength - 1);
m_HeaderPending = true;
if (m_DonkeyHeader.eDonkeyID == Protocol.ProtocolType.eDonkey)
{
ProcessDonkeyPacket(ref paquete);
}
else if (m_DonkeyHeader.eDonkeyID == Protocol.ProtocolType.eMule)
{
ProcessMulePacket(ref paquete);
}
else if (m_DonkeyHeader.eDonkeyID == Protocol.ProtocolType.Packet)
{
CReceivedCompressedBlock.Uncompress(ref paquete);
ProcessMulePacket(ref paquete);
}
m_DonkeyHeader = null;
if (m_ReceptionStream.Position == m_ReceptionStream.Length)
{
//m_ReceptionStream=new MemoryStream(buffSize);
m_ReceptionStream.SetLength(0);
m_StreamPosition = 0;
}
else
{
if (m_ReceptionStream.Length > 10240)
{
byte[] tmpbuffer = new byte[m_ReceptionStream.Length - m_ReceptionStream.Position];
m_ReceptionStream.Read(tmpbuffer, 0, tmpbuffer.Length);
// m_ReceptionStream.Close();
// MemoryStream nuevoStream=new MemoryStream();
// nuevoStream.Write(tmpbuffer,0,tmpbuffer.Length);
// m_ReceptionStream=nuevoStream;
m_ReceptionStream.SetLength(0);
m_ReceptionStream.Write(tmpbuffer, 0, tmpbuffer.Length);
m_StreamPosition = 0;
return(true);
}
else
{
m_StreamPosition = m_ReceptionStream.Position;
//m_ReceptionStream.Seek(0,SeekOrigin.End);
return(true);
}
}
}
if (m_ReceptionStream.Position != m_ReceptionStream.Length)
{
m_ReceptionStream.Seek(0, SeekOrigin.End);
}
return(false);
}
