public void RemoveFromLocalGroup(string groupName)
{
var sidBytes = new byte[Sid.BinaryLength];
Sid.GetBinaryForm(sidBytes, 0);
var info3 = new LOCALGROUP_MEMBERS_INFO_0
{
pSID = Marshal.AllocHGlobal(sidBytes.Length)
};
try
{
Marshal.Copy(sidBytes, 0, info3.pSID, sidBytes.Length);
var result = NetLocalGroupDelMembers(null, groupName, 0, ref info3, 1);
if (result == Win32ErrorCodes.NERR_Success || result == Win32ErrorCodes.MemberNotInAlias)
{
return;
}
throw new Win32Exception(result);
}
finally
{
Marshal.FreeHGlobal(info3.pSID);
}
}
public override byte[] Encode()
{
if (UpnOffset == null)
{
UpnOffset = 16;
}
if (UpnLength == null)
{
UpnLength = (short)(Upn.Length * 2);
}
if (DnsDomainNameLen == null)
{
DnsDomainNameLen = (short)(DnsDomainName.Length * 2);
}
if (DnsDomainNameOffset == null)
{
DnsDomainNameOffset = (short)(UpnOffset + UpnLength);
}
BinaryWriter bw = new BinaryWriter(new MemoryStream());
bw.Write((short)UpnLength);
bw.Write((short)UpnOffset);
bw.Write((short)DnsDomainNameLen);
bw.Write((short)DnsDomainNameOffset);
bw.Write((int)Flags);
if (Flags.HasFlag(Interop.UpnDnsFlags.EXTENDED))
{
bw.Write((short)SamNameLength);
bw.Write((short)SamNameOffset);
bw.Write((short)SidLength);
bw.Write((short)SidOffset);
}
bw.BaseStream.Position = (long)UpnOffset;
bw.Write(Encoding.Unicode.GetBytes(Upn));
bw.BaseStream.Position = (long)DnsDomainNameOffset;
bw.Write(Encoding.Unicode.GetBytes(DnsDomainName));
if (Flags.HasFlag(Interop.UpnDnsFlags.EXTENDED))
{
bw.BaseStream.Position = (long)SamNameOffset;
bw.Write(Encoding.Unicode.GetBytes(SamName));
bw.BaseStream.Position = (long)SidOffset;
byte[] sidBytes = new byte[Sid.BinaryLength];
Sid.GetBinaryForm(sidBytes, 0);
bw.Write(sidBytes);
}
if (Junk != null)
{
bw.Write(Junk);
}
byte[] data = ((MemoryStream)bw.BaseStream).ToArray();
return(data);
}