public CMuleHello(MemoryStream buffer, bool isResponse)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header;
if (isResponse)
header = new DonkeyHeader((byte)Protocol.ClientCommandExt.eMuleInfoAnswer, writer, Protocol.ProtocolType.eMule);
else
header = new DonkeyHeader((byte)Protocol.ClientCommandExt.eMuleInfo, writer, Protocol.ProtocolType.eMule);
writer.Write(Protocol.EMULE_VERSION);
writer.Write(Protocol.EMULE_PROTOCOL_VERSION);
uint nParameters = 8;
writer.Write(nParameters);
// compression
new ParameterWriter(Protocol.ET_COMPRESSION, Protocol.EMULE_VERSION_COMPRESION, writer);
// udp port
new ParameterWriter(Protocol.ET_UDPPORT, (uint)CKernel.Preferences.GetUShort("UDPPort"), writer);
// version udp
new ParameterWriter(Protocol.ET_UDPVER, (uint)Protocol.EMULE_VERSION_UDP, writer);
// version source exchange
new ParameterWriter(Protocol.ET_SOURCEEXCHANGE, (uint)Protocol.EMULE_VERSION_SOURCEEXCHANGE, writer);
// version comments
new ParameterWriter(Protocol.ET_COMMENTS, (uint)Protocol.EMULE_VERSION_COMMENTS, writer);
// version extended requests
new ParameterWriter(Protocol.ET_EXTENDEDREQUEST, (uint)Protocol.EMULE_VERSION_EXTENDEDREQUEST, writer);
// client compatible
new ParameterWriter(Protocol.ET_COMPATIBLECLIENT, (byte)Protocol.Client.Hathi, writer);
// version Hathi
new ParameterWriter(Protocol.ET_ELEPHANTVERSION, Protocol.ELEPHANT_VERSION, writer);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CSendBlock(MemoryStream data, uint start, uint end, byte[] FileHash, ref ArrayList UploadDataPackets)
{
MemoryStream buffer;
uint size;
BinaryReader reader = new BinaryReader(data);
BinaryWriter writer;
//byte[] aux_buffer;
while (start != end)
{
buffer = new MemoryStream();
writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.SendingPart, writer);
writer.Write(FileHash);
if (end - start > 10240) size = 10240;
else size = end - start;
writer.Write(start);
writer.Write(start + size);
//aux_buffer=reader.ReadBytes((int)size);
//writer.Write(aux_buffer);
writer.Write(reader.ReadBytes((int)size));
start += size;
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
UploadDataPackets.Add(buffer);
writer = null;
buffer = null;
}
reader.Close();
data.Close();
data = null;
reader = null;
}
public CCancelTransfer(MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.CancelTransfer, writer);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CStartUpload(MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.AcceptUploadRequest, writer);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
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 CHashSetRequest(byte[] in_FileHash, MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.HashSetRequest, writer);
writer.Write(in_FileHash, 0, 16);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CNoFile(MemoryStream buffer, byte[] FileHash)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.FileRequestAnswerNoFile, writer);
writer.Write(FileHash);
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 CFileStatus(byte[] in_FileHash, byte[] in_Partes, MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.FileState, writer);
writer.Write(in_FileHash, 0, 16);
WriteFileStatus(writer, in_Partes);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CIDFileChange(byte[] Hash, MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.SetRequestFileID);
header.Packetlength = 17;
header.Serialize(writer);
writer.Write(Hash, 0, 16);
// header.Packetlength=(uint)writer.BaseStream.Length-header.Packetlength+1;
// writer.Seek(0,SeekOrigin.Begin);
// header.Serialize(writer);
}
public CFileRequest(byte[] Hash, byte[] Partes, MemoryStream buffer)
{
uint startpos = (uint)buffer.Position;
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.FileRequest, writer);
writer.Write(Hash, 0, 16);
WriteFileStatus(Partes, writer);
header.Packetlength = (uint)buffer.Position - startpos - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CFileInfo(byte[] in_FileHash, string ClientFileName, MemoryStream buffer)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.FileRequestAnswer, writer);
writer.Write(in_FileHash, 0, 16);
writer.Write((ushort)ClientFileName.ToCharArray().Length);
writer.Write(ClientFileName.ToCharArray());
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CRequestSourceExchange(MemoryStream buffer, byte[] FileHash)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommandExt.SourcesRequest, Protocol.ProtocolType.eMule);
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);
}
public CMuleQR(MemoryStream buffer, ushort QR)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header;
header = new DonkeyHeader((byte)Protocol.ClientCommandExt.QueueRanking, writer, Protocol.ProtocolType.eMule);
writer.Write(QR);
byte[] empty = new byte[10];
writer.Write(empty);
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 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);
}
public CComment(MemoryStream buffer, byte rating, string comment)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommandExt.FileDescription, writer, Protocol.ProtocolType.eMule);
writer.Write(rating);
if (comment.Length > 128) comment = comment.Substring(0, 128);
byte[] byteStringValue = Encoding.Default.GetBytes(comment);
writer.Write((uint)byteStringValue.Length);
writer.Write(byteStringValue);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CCompressedBlockSend(byte[] data, uint start, uint end, byte[] FileHash, ref ArrayList UploadDataPackets)
{
// byte[] buffercomp=new byte[final-inicio+300];
// Deflater descompresor=new Deflater();
// descompresor.SetInput(datos);
// descompresor.Flush();
// int compressedsize=descompresor.Deflate(buffercomp,0,(int)(final-inicio)+300);
// descompresor.Finish();
byte[] buffercomp = null;
int compressedsize = ComprimirBuffer(data, ref buffercomp);
if (compressedsize >= end - start)
{
buffercomp = null;
MemoryStream strmdatos = new MemoryStream(data);
CSendBlock EnvioBloque = new CSendBlock(strmdatos, start, end, FileHash, ref UploadDataPackets);
return;
}
Debug.Write("Compressed comp:" + compressedsize.ToString() + " win: " + Convert.ToString(end - start - compressedsize) + "\n");
MemoryStream datosComp = new MemoryStream(buffercomp);
end = start + (uint)compressedsize;
MemoryStream buffer;
uint size;
BinaryReader reader = new BinaryReader(datosComp);
BinaryWriter writer;
byte[] aux_buffer;
while (start != end)
{
buffer = new MemoryStream();
writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommandExt.CompressedPart, writer, Protocol.ProtocolType.eMule);
writer.Write(FileHash);
if (end - start > 10240) size = 10240;
else size = end - start;
writer.Write(start);
writer.Write(compressedsize);
aux_buffer = reader.ReadBytes((int)size);
writer.Write(aux_buffer);
start += size;
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
UploadDataPackets.Add(buffer);
writer = null;
buffer = null;
}
reader.Close();
datosComp.Close();
datosComp = null;
reader = null;
}
public CHashSetResponse(MemoryStream buffer, CFile File)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.HashSetAnswer, writer);
writer.Write(File.FileHash);
writer.Write((ushort)File.HashSet.Count);
foreach (byte[] PartialHash in File.HashSet)
{
writer.Write(PartialHash);
}
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CFileBlockRequest(MemoryStream buffer, byte[] FileHash, ref CFileBlock block1, ref CFileBlock block2, ref CFileBlock block3)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.RequestParts, writer);
writer.Write(FileHash);
writer.Write(block1.start);
writer.Write(block2.start);
writer.Write(block3.start);
writer.Write(block1.end + 1);
writer.Write(block2.end + 1);
writer.Write(block3.end + 1);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
//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 CSharedFiles(MemoryStream buffer, CFilesList fileList)
{
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommand.AskSharedFilesAnswer, writer);
writer.Write((uint)fileList.Count);
lock (fileList)
{
foreach (CElement Elemento in fileList.Values)
{
writer.Write(Elemento.File.FileHash);
writer.Write((uint)0);
writer.Write((ushort)0);
writer.Write(Elemento.File.FileType);
// file name
new ParameterWriter((byte)Protocol.FileTag.Name, Elemento.File.FileName, writer);
// file size
new ParameterWriter((byte)Protocol.FileTag.Size, Elemento.File.FileSize, writer);
}
}
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CCompressedPacket(ref MemoryStream packet)
{
byte[] compressedBuffer = null;
BinaryReader reader = new BinaryReader(packet);
MemoryStream compressedPacket = new MemoryStream();
packet.Seek(0, SeekOrigin.Begin);
BinaryWriter writer = new BinaryWriter(compressedPacket);
writer.Write(reader.ReadBytes(5));
byte opcode = reader.ReadByte();
writer.Write(opcode);
byte[] uncompressedBuffer = reader.ReadBytes((int)packet.Length - 6);
int compressedsize = CCompressedBlockSend.ComprimirBuffer(uncompressedBuffer, ref compressedBuffer);
if (compressedsize + 6 >= packet.Length)
return;
writer.Write(compressedBuffer);
compressedPacket.Seek(0, SeekOrigin.Begin);
DonkeyHeader header = new DonkeyHeader(opcode, writer, Protocol.ProtocolType.Packet);
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
packet.Close();
packet = compressedPacket;
}
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);
}
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;
}
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 byte opcode;
public CSendHello(bool response, MemoryStream buffer, CServer server, bool sendCompatOptions, bool allowPartner)
{
DonkeyHeader header;
BinaryWriter writer = new BinaryWriter(buffer);
if (response)
header = new DonkeyHeader((byte)Protocol.ClientCommand.HelloAnswer, writer);
else
{
header = new DonkeyHeader((byte)Protocol.ClientCommand.Hello, writer);
writer.Write((byte)CKernel.Preferences.GetByteArray("UserHash").Length);
}
writer.Write(CKernel.Preferences.GetByteArray("UserHash"));
writer.Write(CKernel.Preferences.GetUInt("ID"));
writer.Write(CKernel.Preferences.GetUShort("TCPPort"));
uint nParametros = 5;
if (sendCompatOptions) nParametros++;
writer.Write(nParametros);
// username
new ParameterWriter((byte)Protocol.ClientParameter.Name, CKernel.Preferences.GetString("UserName"), writer);
// version
new ParameterWriter((byte)Protocol.ClientParameter.Version, Protocol.EDONKEYVERSION, writer);
//ParameterNumericNumeric port=new ParameterWriter((byte)Protocol.ClientParameter.Port,(uint)CKernel.Preferences.GetUShort("TCPPort"),writer);
// emule version
new ParameterWriter((byte)Protocol.ClientParameter.EmuleVersion, Protocol.EMULE_VERSION_COMPLEX, writer);
// upd port
new ParameterWriter((byte)Protocol.ClientParameter.EmuleUDPPort, (uint)CKernel.Preferences.GetUShort("UDPPort"), writer);
// emule flags
new ParameterWriter((byte)Protocol.ClientParameter.Emule_MiscOptions1,
// ( << 4*7) |
(Protocol.EMULE_VERSION_UDP << 4 * 6) |
(Protocol.EMULE_VERSION_COMPRESION << 4 * 5) |
(0 /*secureID */ << 4 * 4) |
(Protocol.EMULE_VERSION_SOURCEEXCHANGE << 4 * 3) |
(Protocol.EMULE_VERSION_EXTENDEDREQUEST << 4 * 2) |
(Protocol.EMULE_VERSION_COMMENTS << 4 * 1) |
// ( << 1*3) |
((((Types.Constants.AllowViewShared)CKernel.Preferences.GetEnum("AllowViewShared", Types.Constants.AllowViewShared.Nobody) == Types.Constants.AllowViewShared.Nobody) ? (uint)1 : (uint)0) << 1 * 2) |
(0 /*uMultiPacket*/ << 1 * 1) |
(0 /*uSupportPreview*/ << 1 * 0)
, writer);
uint compatValue = 1;
if (sendCompatOptions)
{
if (allowPartner) compatValue = 3;
//CLog.Log(Types.Constants.Log.Verbose,"Sent partner flag "+compatValue.ToString());
new ParameterWriter((byte)Protocol.ClientParameter.EmuleCompatOptions, compatValue, writer);
}
if (server == null)
{
writer.Write((uint)0);
writer.Write((ushort)0);
}
else
{
writer.Write(server.IP);
writer.Write(server.MainPort);
}
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
}
public CSourceExchangeResponse(MemoryStream buffer, byte[] FileHash, uint RequesterID, ushort RequesterPort, int version)
{
//Hashtable IPList=new Hashtable();
ArrayList clientsList = new ArrayList();
BinaryWriter writer = new BinaryWriter(buffer);
DonkeyHeader header = new DonkeyHeader((byte)Protocol.ClientCommandExt.SourcesResult, writer, Protocol.ProtocolType.eMule);
CElement Element = (CElement)CKernel.FilesList[FileHash];
nSources = 0;
writer.Write(FileHash);
writer.Write(nSources);
uint myID = CKernel.Preferences.GetUInt("ID");
if ((Element != null) && (Element.SourcesList != null))
{
lock (Element.SourcesList.SyncRoot())
{
foreach (CClient Client in Element.SourcesList)
{
if ((Client.DownloadState != Protocol.DownloadState.None) &&
(Client.UserID > Protocol.LowIDLimit) &&
(Client.UserHash != null) &&
(Client.UserID != RequesterID) &&
(Client.UserID != myID))
{
//IPList[((ulong)Client.UserID << 16) + Client.Port]=((ulong)Client.ServerIP<<16) + Client.ServerPort;
clientsList.Add(Client);
nSources++;
}
if (nSources >= 200) break;
}
}
if (nSources < 200)
{
int i = 0;
CClient QueueClient;
while (i < CKernel.Queue.Count)
{
QueueClient = (CClient)CKernel.Queue[i];
if ((QueueClient.UploadElement == Element) &&
(QueueClient.UserID > Protocol.LowIDLimit) &&
(QueueClient.DownloadState == Protocol.DownloadState.OnQueue) &&
(QueueClient.UserHash != null) &&
(QueueClient.UserID != RequesterID) &&
(QueueClient.UserID != myID))
{
//IPList[((ulong)QueueClient.UserID<<16)+QueueClient.Port]=((ulong)QueueClient.ServerIP<<16)+QueueClient.ServerPort;
if (!clientsList.Contains(QueueClient)) clientsList.Add(QueueClient);
nSources++;
}
if (nSources >= 200) break;
i++;
}
}
}
/* //do not send oursef
IPList.Remove(((ulong)CKernel.Preferences.GetUInt("ID")<<16)+CKernel.Preferences.GetUShort("TCPPort"));
//do not send himself
IPList.Remove(((ulong)RequesterID<<16)+RequesterPort);
foreach (ulong ipPort in IPList.Keys)
{
uint IP=(uint)(ipPort>>16);
ushort Port=(ushort)(ipPort&0x00000000FFFF);
//ushort Port=(ushort)(ipPort-((ulong)IP<<16));
ulong ipServerPort=(ulong)IPList[ipPort];
uint ServerIP=(uint)(ipServerPort>>16);
ushort ServerPort=(ushort)(ipServerPort&0x00000000FFFF);
writer.Write(IP);
writer.Write(Port);
writer.Write(ServerIP);
writer.Write(ServerPort);
}
*/
foreach (CClient client in clientsList)
{
writer.Write(client.UserID);
writer.Write(client.Port);
writer.Write(client.ServerIP);
writer.Write(client.ServerPort);
if (version > 1)
writer.Write(client.UserHash);
}
header.Packetlength = (uint)writer.BaseStream.Length - header.Packetlength + 1;
writer.Seek(0, SeekOrigin.Begin);
header.Serialize(writer);
writer.Seek(16, SeekOrigin.Current);
writer.Write((ushort)clientsList.Count);
}
