/// <summary>
/// initialize packet from base packet.
/// </summary>
/// <param name = "packet">the base packet to initialize this packet. </param>
public SmbNtTransFsctlSrvEnumerateSnapshotsResponsePacket(Cifs.SmbNtTransactIoctlResponsePacket packet)
: base(packet)
{
this.ntTransData =
CifsMessageUtils.ToStuct<NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data>(
packet.NtTransData.Data);
}
/// <summary>
/// Encode the struct of NtTransData into the byte array in SmbData.NT_Trans_Data
/// </summary>
protected override void EncodeNtTransData()
{
List<byte> data = new List<byte>();
foreach (string snapshot in SnapShots)
{
byte[] bytes = Encoding.Unicode.GetBytes(snapshot + "\0");
data.AddRange(bytes);
}
data.AddRange(new byte[2]);
NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data snapshotsNtTransData =
new NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data();
snapshotsNtTransData.NumberOfSnapShots = this.ntTransData.NumberOfSnapShots;
snapshotsNtTransData.NumberOfSnapShotsReturned = this.ntTransData.NumberOfSnapShotsReturned;
snapshotsNtTransData.SnapShotArraySize = (uint)data.Count;
snapshotsNtTransData.snapShotMultiSZ = data.ToArray();
this.NtTransData = snapshotsNtTransData;
this.smbData.Data =
CifsMessageUtils.ToBytes<NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data>(this.NtTransData);
}
/// <summary>
/// to decode the NtTrans data: from the general NtTransDada to the concrete NtTrans Data.
/// </summary>
protected override void DecodeNtTransData()
{
NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data data
= new NT_TRANSACT_ENUMERATE_SNAPSHOTS_Response_NT_Trans_Data();
using (MemoryStream stream = new MemoryStream(this.smbData.Data))
{
using (Channel channel = new Channel(null, stream))
{
data.NumberOfSnapShots = channel.Read<uint>();
data.NumberOfSnapShotsReturned = channel.Read<uint>();
data.SnapShotArraySize = channel.Read<uint>();
if (data.NumberOfSnapShotsReturned > 0)
{
data.snapShotMultiSZ = channel.ReadBytes((int)data.SnapShotArraySize);
}
}
}
this.NtTransData = data;
if (this.ntTransData.snapShotMultiSZ == null || this.ntTransData.SnapShotArraySize <= 2)
{
return;
}
string snapshot = Encoding.Unicode.GetString(this.ntTransData.snapShotMultiSZ);
this.SnapShots = new Collection<string>(snapshot.Trim('\0').Split('\0'));
}
