// Consider, V2, jruiz: implement this. How do you set the working directory
// for a service?
//public string InitialWorkingDirectory {
// get {
// }
// set {
// }
//}
/// <include file='doc\ServiceProcessInstaller.uex' path='docs/doc[@for="ServiceProcessInstaller.AccountHasRight"]/*' />
/// <devdoc>
/// Enumerates through the rights of the given account and checks whether the given right
/// is in the list.
/// </devdoc>
private static bool AccountHasRight(IntPtr policyHandle, byte[] accountSid, string rightName)
{
IntPtr pRights = (IntPtr)0;
int rightsCount = 0;
// This function gives us back a pointer to the start of an array of LSA_UNICODE_STRING structs (in pRights).
int status = NativeMethods.LsaEnumerateAccountRights(policyHandle, accountSid, out pRights, out rightsCount);
if (status == NativeMethods.STATUS_OBJECT_NAME_NOT_FOUND)
{
// this means that the accountSid has no specific rights
return(false);
}
if (status != 0)
{
throw new Win32Exception(SafeNativeMethods.LsaNtStatusToWinError(status));
}
bool found = false;
try
{
// look through the rights and see if the desired one is present.
IntPtr pCurRights = pRights;
for (int i = 0; i < rightsCount; i++)
{
// Get this element in the array they gave us
NativeMethods.LSA_UNICODE_STRING_withPointer uStr = new NativeMethods.LSA_UNICODE_STRING_withPointer();
Marshal.PtrToStructure(pCurRights, uStr); // copy the buffer portion to an array & create a string from that
char[] rightChars = new char[uStr.length / sizeof(char)];
Marshal.Copy(uStr.pwstr, rightChars, 0, rightChars.Length);
string right = new string(rightChars, 0, rightChars.Length);
// see if this is the one we're looking for
if (string.Compare(right, rightName, StringComparison.Ordinal) == 0)
{
found = true;
break;
}
// move to the next element in the array
pCurRights = (IntPtr)((long)pCurRights + Marshal.SizeOf(typeof(NativeMethods.LSA_UNICODE_STRING)));
}
}
finally
{
// make sure we free the memory they allocated for us
SafeNativeMethods.LsaFreeMemory(pRights);
}
return(found);
}
private static bool AccountHasRight(IntPtr policyHandle, byte[] accountSid, string rightName)
{
IntPtr intPtr = (IntPtr)0;
int num = 0;
int num2 = NativeMethods.LsaEnumerateAccountRights(policyHandle, accountSid, out intPtr, out num);
switch (num2)
{
case -1073741772:
return(false);
default:
throw new Win32Exception(SafeNativeMethods.LsaNtStatusToWinError(num2));
case 0:
{
bool result = false;
try
{
IntPtr intPtr2 = intPtr;
for (int i = 0; i < num; i++)
{
NativeMethods.LSA_UNICODE_STRING_withPointer lSA_UNICODE_STRING_withPointer = new NativeMethods.LSA_UNICODE_STRING_withPointer();
Marshal.PtrToStructure(intPtr2, (object)lSA_UNICODE_STRING_withPointer);
char[] array = new char[lSA_UNICODE_STRING_withPointer.length / 2];
Marshal.Copy(lSA_UNICODE_STRING_withPointer.pwstr, array, 0, array.Length);
if (string.Compare(new string(array, 0, array.Length), rightName, StringComparison.Ordinal) == 0)
{
return(true);
}
intPtr2 = (IntPtr)((long)intPtr2 + Marshal.SizeOf(typeof(NativeMethods.LSA_UNICODE_STRING)));
}
return(result);
}
finally
{
SafeNativeMethods.LsaFreeMemory(intPtr);
}
}
}
}
