/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbSearchRequestPacket(SmbSearchRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.smbParameters.WordCount = packet.SmbParameters.WordCount;
this.smbParameters.MaxCount = packet.SmbParameters.MaxCount;
this.smbParameters.SearchAttributes = packet.SmbParameters.SearchAttributes;
this.smbData.ByteCount = packet.SmbData.ByteCount;
this.smbData.BufferFormat1 = packet.SmbData.BufferFormat1;
this.smbData.FileName = new byte[packet.smbData.FileName.Length];
Array.Copy(packet.smbData.FileName, this.smbData.FileName, packet.smbData.FileName.Length);
this.smbData.BufferFormat2 = packet.SmbData.BufferFormat2;
this.smbData.ResumeKeyLength = packet.SmbData.ResumeKeyLength;
if (packet.smbData.ResumeKey != null)
{
this.smbData.ResumeKey = new SMB_Resume_Key[packet.smbData.ResumeKey.Length];
for (int i = 0; i < packet.smbData.ResumeKey.Length; i++)
{
this.smbData.ResumeKey[i] = new SMB_Resume_Key();
this.smbData.ResumeKey[i].Reserved = packet.SmbData.ResumeKey[i].Reserved;
this.smbData.ResumeKey[i].ServerState = new byte[packet.smbData.ResumeKey[i].ServerState.Length];
this.smbData.ResumeKey[i].ClientState = new byte[packet.smbData.ResumeKey[i].ClientState.Length];
Array.Copy(packet.smbData.ResumeKey[i].ServerState,
this.smbData.ResumeKey[i].ServerState, packet.smbData.ResumeKey[i].ServerState.Length);
Array.Copy(packet.smbData.ResumeKey[i].ClientState,
this.smbData.ResumeKey[i].ClientState, packet.smbData.ResumeKey[i].ClientState.Length);
}
}
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbSearchRequestPacket(SmbSearchRequestPacket packet)
: base(packet)
{
this.InitDefaultValue();
this.smbParameters.WordCount = packet.SmbParameters.WordCount;
this.smbParameters.MaxCount = packet.SmbParameters.MaxCount;
this.smbParameters.SearchAttributes = packet.SmbParameters.SearchAttributes;
this.smbData.ByteCount = packet.SmbData.ByteCount;
this.smbData.BufferFormat1 = packet.SmbData.BufferFormat1;
this.smbData.FileName = new byte[packet.smbData.FileName.Length];
Array.Copy(packet.smbData.FileName, this.smbData.FileName, packet.smbData.FileName.Length);
this.smbData.BufferFormat2 = packet.SmbData.BufferFormat2;
this.smbData.ResumeKeyLength = packet.SmbData.ResumeKeyLength;
if (packet.smbData.ResumeKey != null)
{
this.smbData.ResumeKey = new SMB_Resume_Key[packet.smbData.ResumeKey.Length];
for (int i = 0; i < packet.smbData.ResumeKey.Length; i++)
{
this.smbData.ResumeKey[i] = new SMB_Resume_Key();
this.smbData.ResumeKey[i].Reserved = packet.SmbData.ResumeKey[i].Reserved;
this.smbData.ResumeKey[i].ServerState = new byte[packet.smbData.ResumeKey[i].ServerState.Length];
this.smbData.ResumeKey[i].ClientState = new byte[packet.smbData.ResumeKey[i].ClientState.Length];
Array.Copy(packet.smbData.ResumeKey[i].ServerState,
this.smbData.ResumeKey[i].ServerState, packet.smbData.ResumeKey[i].ServerState.Length);
Array.Copy(packet.smbData.ResumeKey[i].ClientState,
this.smbData.ResumeKey[i].ClientState, packet.smbData.ResumeKey[i].ClientState.Length);
}
}
}
/// <summary>
/// to create a Search request packet.
/// </summary>
/// <param name="messageId">This field SHOULD be the multiplex ID that is used to associate a response with a
/// request.</param>
/// <param name="uid">This field SHOULD identify the authenticated instance of the user.</param>
/// <param name="treeId">This field identifies the subdirectory (or tree) on the server that the client is
/// accessing.</param>
/// <param name="flags">An 8-bit field of 1-bit flags describing various features in effect for the
/// message</param>
/// <param name="flags2">A 16-bit field of 1-bit flags that represent various features in effect for the
/// message. Unspecified bits are reserved and MUST be zero.</param>
/// <param name="maxCount">The maximum number of directory entries to return</param>
/// <param name="searchAttributes">ATTRIBUTES An attribute mask used to specify the standard attributes a file
/// MUST have in order to match the search</param>
/// <param name="fileName">null-terminated SMB_STRING. This is the full directory path (relative to the TID) of
/// the file(s) being sought</param>
/// <param name="resumeKey">The ResumeKey contains data used by both the client and the server to maintain the
/// state of the search</param>
/// <returns>a Search request packet</returns>
public SmbSearchRequestPacket CreateSearchRequest(
ushort messageId,
ushort uid,
ushort treeId,
SmbFlags flags,
SmbFlags2 flags2,
ushort maxCount,
SmbFileAttributes searchAttributes,
string fileName,
SMB_Resume_Key[] resumeKey)
{
if (fileName == null)
{
fileName = string.Empty;
}
if (resumeKey == null)
{
resumeKey = new SMB_Resume_Key[0];
}
SmbSearchRequestPacket packet = new SmbSearchRequestPacket();
packet.SmbHeader = CifsMessageUtils.CreateSmbHeader(SmbCommand.SMB_COM_SEARCH,
messageId, uid, treeId, flags, flags2);
SMB_COM_SEARCH_Request_SMB_Parameters smbParameters = new SMB_COM_SEARCH_Request_SMB_Parameters();
smbParameters.MaxCount = maxCount;
smbParameters.SearchAttributes = searchAttributes;
smbParameters.WordCount = (byte)(Marshal.SizeOf(smbParameters) / NumBytesOfWord);
SMB_COM_SEARCH_Request_SMB_Data smbData = new SMB_COM_SEARCH_Request_SMB_Data();
int resumeKeySize = 0;
if (resumeKey.Length > 0)
{
resumeKeySize = CifsMessageUtils.GetSize<SMB_Resume_Key>(resumeKey[0]);
}
smbData.BufferFormat1 = (byte)DataBufferFormat.SmbString;
smbData.BufferFormat2 = (byte)DataBufferFormat.VariableBlock;
smbData.ResumeKey = resumeKey;
smbData.ResumeKeyLength = (ushort)resumeKeySize;
smbData.FileName = CifsMessageUtils.ToSmbStringBytes(fileName,
(flags2 & SmbFlags2.SMB_FLAGS2_UNICODE) == SmbFlags2.SMB_FLAGS2_UNICODE);
smbData.ByteCount = (ushort)(Marshal.SizeOf(smbData.BufferFormat1) + smbData.FileName.Length
+ Marshal.SizeOf(smbData.BufferFormat2) + Marshal.SizeOf(smbData.ResumeKeyLength)
+ smbData.ResumeKeyLength);
packet.SmbParameters = smbParameters;
packet.SmbData = smbData;
return packet;
}
public SmbSearchResponsePacket CreateSearchResponse(
CifsServerPerConnection connection,
SmbSearchRequestPacket request,
SMB_Directory_Information[] directoryInformationData)
{
directoryInformationData = directoryInformationData ?? new SMB_Directory_Information[0];
SmbSearchResponsePacket response = new SmbSearchResponsePacket();
response.SmbHeader = CifsMessageUtils.CreateSmbHeader(connection, request);
SMB_COM_SEARCH_Response_SMB_Parameters smbParameters = response.SmbParameters;
smbParameters.Count = (ushort)directoryInformationData.Length;
smbParameters.WordCount = (byte)(TypeMarshal.GetBlockMemorySize(smbParameters) / 2);
response.SmbParameters = smbParameters;
ushort dataLength = 0;
foreach (SMB_Directory_Information info in directoryInformationData)
{
dataLength += (ushort)TypeMarshal.GetBlockMemorySize(info);
}
SMB_COM_SEARCH_Response_SMB_Data smbData = response.SmbData;
smbData.BufferFormat = 0x05;
smbData.DirectoryInformationData = directoryInformationData;
smbData.DataLength = dataLength;
smbData.ByteCount = (ushort)(dataLength + 0x03);
response.SmbData = smbData;
return response;
}
