/// <summary>
/// Lower case a string according to the internal NTDLL string routines.
/// </summary>
/// <param name="str">The string to lower case.</param>
/// <param name="throw_on_error">True to throw on error.</param>
/// <returns>The lower case string.</returns>
public static NtResult <string> Downcase(string str, bool throw_on_error)
{
UnicodeStringOut out_str = new UnicodeStringOut();
try {
return(NtRtl.RtlUpcaseUnicodeString(ref out_str, new UnicodeString(str), true).CreateResult(throw_on_error, () => out_str.ToString()));
} finally {
NtRtl.RtlFreeUnicodeString(ref out_str);
}
}
private static IEnumerable <AccountRight> ParseRights(SafeLsaHandle policy, string system_name, SafeLsaMemoryBuffer buffer, int count)
{
using (buffer) {
buffer.Initialize <UnicodeStringOut>((uint)count);
UnicodeStringOut[] ss = new UnicodeStringOut[count];
buffer.ReadArray(0, ss, 0, count);
return(ss.Select(s => new AccountRight(system_name, s.ToString(),
GetSids(policy, s.ToString(), false).GetResultOrDefault())).ToList());
}
}
private static KerberosPrincipalName ParseName(IntPtr ptr)
{
if (ptr == IntPtr.Zero)
{
return(new KerberosPrincipalName());
}
KerberosNameType name_type = (KerberosNameType)Marshal.ReadInt16(ptr, 0);
int count = Marshal.ReadInt16(ptr, 2);
if (count == 0)
{
return(new KerberosPrincipalName(name_type, new string[0]));
}
var name = new SafeStructureInOutBuffer <KERB_EXTERNAL_NAME>(ptr, Marshal.SizeOf(typeof(KERB_EXTERNAL_NAME))
+ Marshal.SizeOf(typeof(UnicodeStringOut)) * count, false);
UnicodeStringOut[] names = new UnicodeStringOut[count];
name.Data.ReadArray(0, names, 0, count);
return(new KerberosPrincipalName(name_type, names.Select(u => u.ToString())));
}