public string ConvertAccountNameToStringSid(string accountName, out bool isAccountLocal, out string domain)
{
string str = null;
string str1 = null;
string str2 = null;
if (!ActiveDirectoryHelper.LookupAccountName(accountName, out str2, out domain))
{
char[] chrArray = new char[1];
chrArray[0] = '\\';
if (accountName.IndexOf(chrArray[0]) == -1)
{
domain = Environment.MachineName;
isAccountLocal = true;
}
else
{
string[] strArrays = accountName.Split(chrArray);
if ((int)strArrays.Length == 2 && string.Compare(strArrays[0], Environment.MachineName, StringComparison.OrdinalIgnoreCase) == 0 && ActiveDirectoryHelper.LookupAccountName(strArrays[1], out str, out str1))
{
str2 = str;
if (str2.StartsWith(BUILTIN_DOMAIN_SID_PREFIX, StringComparison.OrdinalIgnoreCase))
{
domain = Environment.MachineName;
}
}
}
}
if (str2 != null)
{
isAccountLocal = string.Compare(domain, Environment.MachineName, StringComparison.OrdinalIgnoreCase) == 0;
if (string.IsNullOrEmpty(str2))
{
str2 = BUILTIN_DOMAIN_SID_PREFIX + "1";
}
return(str2);
}
else
{
object[] objArray = new object[1];
objArray[0] = accountName;
ArgumentException argumentException = new ArgumentException(string.Format(CultureInfo.CurrentCulture, Resources.AccountToSidConvertError, objArray));
argumentException.Data.Add("ErrorCode", 0x534);
throw argumentException;
}
}
public string ConvertStringSidToAccountName(string sid, out string domain)
{
NativeMethods.SID_NAME_USE sIDNAMEUSE = 0;
int lastWin32Error = 0;
IntPtr intPtr = new IntPtr(0);
byte[] numArray = null;
try
{
if (NativeMethods.ConvertStringSidToSid(sid, out intPtr))
{
int lengthSid = NativeMethods.GetLengthSid(intPtr);
numArray = new byte[lengthSid];
Marshal.Copy(intPtr, numArray, 0, lengthSid);
}
else
{
lastWin32Error = Marshal.GetLastWin32Error();
object[] systemErrorMessage = new object[1];
systemErrorMessage[0] = ActiveDirectoryHelper.GetSystemErrorMessage(lastWin32Error);
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Resources.SidToAccountConvertError, systemErrorMessage));
}
}
finally
{
NativeMethods.LocalFree(intPtr);
}
StringBuilder stringBuilder = new StringBuilder();
int capacity = stringBuilder.Capacity;
StringBuilder stringBuilder1 = new StringBuilder();
int num = stringBuilder1.Capacity;
if (!NativeMethods.LookupAccountSid(null, numArray, stringBuilder, ref capacity, stringBuilder1, ref num, out sIDNAMEUSE))
{
lastWin32Error = Marshal.GetLastWin32Error();
if (lastWin32Error == 122)
{
stringBuilder.EnsureCapacity(capacity);
stringBuilder1.EnsureCapacity(num);
lastWin32Error = 0;
if (!NativeMethods.LookupAccountSid(null, numArray, stringBuilder, ref capacity, stringBuilder1, ref num, out sIDNAMEUSE))
{
lastWin32Error = Marshal.GetLastWin32Error();
}
}
}
if (lastWin32Error != 0)
{
object[] objArray = new object[1];
objArray[0] = ActiveDirectoryHelper.GetSystemErrorMessage(lastWin32Error);
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Resources.SidToAccountConvertError, objArray));
}
else
{
if (!sid.StartsWith(BUILTIN_DOMAIN_SID_PREFIX, StringComparison.OrdinalIgnoreCase))
{
domain = stringBuilder1.ToString();
}
else
{
domain = Environment.MachineName;
}
return(stringBuilder.ToString());
}
}
