/// <summary>
/// find the nt transaction packets
/// </summary>
/// <param name="command">the command of nt transaction</param>
/// <param name="setup">the setup contains the sub command</param>
/// <returns>the target nt transaction packet</returns>
private static SmbPacket FindTheNtTransPacket(NtTransSubCommand command, byte[] setup)
{
SmbPacket smbPacket = null;
switch (command)
{
case NtTransSubCommand.NT_TRANSACT_CREATE:
smbPacket = new SmbNtTransactCreateRequestPacket();
break;
case NtTransSubCommand.NT_TRANSACT_RENAME:
smbPacket = new SmbNtTransRenameRequestPacket();
break;
case NtTransSubCommand.NT_TRANSACT_IOCTL:
NT_TRANSACT_IOCTL_SETUP subCommand = CifsMessageUtils.ToStuct <NT_TRANSACT_IOCTL_SETUP>(setup);
switch ((NtTransFunctionCode)subCommand.FunctionCode)
{
case NtTransFunctionCode.FSCTL_SRV_ENUMERATE_SNAPSHOTS:
smbPacket = new SmbNtTransFsctlSrvEnumerateSnapshotsRequestPacket();
break;
case NtTransFunctionCode.FSCTL_SRV_REQUEST_RESUME_KEY:
smbPacket = new SmbNtTransFsctlSrvRequestResumeKeyRequestPacket();
break;
case NtTransFunctionCode.FSCTL_SRV_COPYCHUNK:
smbPacket = new SmbNtTransFsctlSrvCopyChunkRequestPacket();
break;
default:
smbPacket = new SmbNtTransactIoctlRequestPacket();
break;
}
break;
default:
switch ((SmbNtTransSubCommand)command)
{
case SmbNtTransSubCommand.NT_TRANSACT_QUERY_QUOTA:
smbPacket = new SmbNtTransQueryQuotaRequestPacket();
break;
case SmbNtTransSubCommand.NT_TRANSACT_SET_QUOTA:
smbPacket = new SmbNtTransSetQuotaRequestPacket();
break;
}
break;
}
return(smbPacket);
}
/// <summary>
/// Create NTTransRename request for client to rename file on server.
/// </summary>
/// <param name = "messageId">the id of message, used to identity the request and the server response. </param>
/// <param name = "sessionUid">the valid session id, must be response by server of the session setup request. </param>
/// <param name = "treeId">the valid tree connect id, must be response by server of the tree connect. </param>
/// <param name = "flags">
/// The Flags field contains individual flags, as specified in [CIFS] sections 2.4.2 and 3.1.1.
/// </param>
/// <param name = "flags2">
/// The Flags2 field contains individual bit flags that, depending on the negotiated SMB dialect, indicate
/// various client and server capabilities.
/// </param>
/// <param name = "fileId">the valid file id to operation on, response by server. </param>
/// <param name = "isReplaceIfExists">
/// If this param is true and the target exists, the server SHOULD attempt to replace the target.
/// </param>
/// <param name = "newFileName">The new name of file. </param>
/// <returns>a nt transaction rename request packet </returns>
private SmbNtTransRenameRequestPacket CreateNTTransRenameRequest(
ushort messageId,
ushort sessionUid,
ushort treeId,
SmbHeader_Flags_Values flags,
SmbHeader_Flags2_Values flags2,
ushort fileId,
bool isReplaceIfExists,
string newFileName)
{
SmbNtTransRenameRequestPacket packet = new SmbNtTransRenameRequestPacket(
this.cifsClient.CreateNtTransactRenameRequest(
messageId, sessionUid, treeId, (SmbFlags)flags, (SmbFlags2)flags2,
this.capability.MaxSetupCount, this.capability.MaxParameterCount, this.capability.MaxDataCount));
NT_TRANSACT_RENAME_Request_NT_Trans_Parameters ntTransParameters =
packet.NtTransParameters;
ntTransParameters.Fid = fileId;
if (isReplaceIfExists)
{
ntTransParameters.RenameFlags = 0x01;
}
if (Capability.IsUnicode)
{
ntTransParameters.Pad1 = new byte[1];
}
ntTransParameters.NewName = CifsMessageUtils.ToSmbStringBytes(newFileName, this.capability.IsUnicode);
packet.NtTransParameters = ntTransParameters;
packet.UpdateCountAndOffset();
return packet;
}
/// <summary>
/// find the nt transaction packets
/// </summary>
/// <param name="command">the command of nt transaction</param>
/// <param name="setup">the setup contains the sub command</param>
/// <returns>the target nt transaction packet</returns>
private static SmbPacket FindTheNtTransPacket(NtTransSubCommand command, byte[] setup)
{
SmbPacket smbPacket = null;
switch (command)
{
case NtTransSubCommand.NT_TRANSACT_CREATE:
smbPacket = new SmbNtTransactCreateRequestPacket();
break;
case NtTransSubCommand.NT_TRANSACT_RENAME:
smbPacket = new SmbNtTransRenameRequestPacket();
break;
case NtTransSubCommand.NT_TRANSACT_IOCTL:
NT_TRANSACT_IOCTL_SETUP subCommand = CifsMessageUtils.ToStuct<NT_TRANSACT_IOCTL_SETUP>(setup);
switch ((NtTransFunctionCode)subCommand.FunctionCode)
{
case NtTransFunctionCode.FSCTL_SRV_ENUMERATE_SNAPSHOTS:
smbPacket = new SmbNtTransFsctlSrvEnumerateSnapshotsRequestPacket();
break;
case NtTransFunctionCode.FSCTL_SRV_REQUEST_RESUME_KEY:
smbPacket = new SmbNtTransFsctlSrvRequestResumeKeyRequestPacket();
break;
case NtTransFunctionCode.FSCTL_SRV_COPYCHUNK:
smbPacket = new SmbNtTransFsctlSrvCopyChunkRequestPacket();
break;
default:
smbPacket = new SmbNtTransactIoctlRequestPacket();
break;
}
break;
default:
switch ((SmbNtTransSubCommand)command)
{
case SmbNtTransSubCommand.NT_TRANSACT_QUERY_QUOTA:
smbPacket = new SmbNtTransQueryQuotaRequestPacket();
break;
case SmbNtTransSubCommand.NT_TRANSACT_SET_QUOTA:
smbPacket = new SmbNtTransSetQuotaRequestPacket();
break;
}
break;
}
return smbPacket;
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbNtTransRenameRequestPacket(SmbNtTransRenameRequestPacket packet)
: base(packet)
{
}
/// <summary>
/// Deep copy constructor.
/// </summary>
public SmbNtTransRenameRequestPacket(SmbNtTransRenameRequestPacket packet)
: base(packet)
{
}