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#include<windows.h>
#include<iostream>
#include<string>
#include <Sddl.h>
#include <stdio.h>
#include <stdlib.h>
#include <UserEnv.h>
using namespace std;
DWORD WINAPI RemoveInactive(char* path, const FILETIME threshold);
FILETIME deleteThreshold(int months);
SYSTEMTIME getLocTime();
int main()
{
//Get the system time
FILETIME threshold = deleteThreshold(10);
RemoveInactive("C:\\Users", threshold);
cout << endl;
system("pause");
}
//Function calculates the threshold to delete profiles after based on a passed months ago int
FILETIME deleteThreshold(int months)
{
SYSTEMTIME time = getLocTime();
//Loop back in time the number of months required
for (int i = 0; i < months; ++i){
if (time.wMonth == 1){
time.wMonth = 12;
time.wYear--;
}
else
time.wMonth--;
}
printf(" The day is: %02d,%02d,%02d\n", time.wDay, time.wMonth, time.wYear);
//Return the fileTime of this time
FILETIME currentTime;
SystemTimeToFileTime(&time, ¤tTime);
return currentTime;
}
//Returns the current time of this system
SYSTEMTIME getLocTime()
{
//Get the current time
SYSTEMTIME time;
GetLocalTime(&time);
return time;
}
DWORD WINAPI RemoveInactive(char* path, const FILETIME threshold)
{
char *tmpPath = path;
string sPath(tmpPath);
WIN32_FIND_DATA FindFileData;
FILETIME lastWriteTime;
string sTmpPath = sPath;
sTmpPath += "\\*.*";
string currFile = "";
HANDLE hFind = FindFirstFile(sTmpPath.c_str(), &FindFileData);
if (hFind == INVALID_HANDLE_VALUE) {
cout << "Not a valid path\n";
return 0;
}
else
{
do
{
//Get the time the file was last modified
GetFileTime(hFind, NULL, NULL, &lastWriteTime);
//Calculate the months in between the file write and the current time
int del = CompareFileTime(&threshold, &lastWriteTime);
if (del == 0){
cout << "THIS USER BELOW THRESHOLD";
}
else cout << "THIS USER ABOVE THRESHOLD";
//TODO REMOVE THIS WHEN DONE TESTING
del = 0;
//check if its a directory and the time is past threshold
if ((FindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)&& del == 1)
{
string filePath = FindFileData.cFileName;
//ignore '.' and '..'
if (strcmp(".", filePath.c_str()) && strcmp("..", filePath.c_str()))
{
//Get the SID of this person
string userName = FindFileData.cFileName;
cout <<"Trying: "<< userName << "\n";
//Buffers
LPTSTR DomainName = NULL;
DWORD dwSid = 1, dwDomainName = 1;
SID_NAME_USE eUse = SidTypeUnknown;
PSID userSID = NULL;
LPSTR sidName = NULL;
// First call to LookupAccountSid to get the buffer sizes.
LookupAccountName(NULL, LPSTR(userName.c_str()), userSID, (LPDWORD)&dwSid, DomainName, (LPDWORD)&dwDomainName, &eUse);
// Reallocate memory for the buffers.
userSID = (PSID)GlobalAlloc(
GMEM_FIXED,
dwSid);
DomainName = (LPTSTR)GlobalAlloc(
GMEM_FIXED,
dwDomainName);
// Check GetLastError for GlobalAlloc error condition.
if (userSID == NULL){
cout << "No space allocated. Cannot retrieve SID.\n";
return -1;
}
// Check GetLastError for GlobalAlloc error condition.
if (DomainName == NULL){
cout << "No space allocated for domain. Cannot retrieve SID\n";
return -1;
}
int success;
success = LookupAccountName(NULL, LPSTR(userName.c_str()), userSID, (LPDWORD)&dwSid, DomainName, (LPDWORD)&dwDomainName, &eUse);
if (success != 0 && IsValidSid(userSID))
{
cout << "Found this user's SID.\n\n";
//Remove this account.
//Convert SID to string
LPTSTR stringedSID = NULL;
ConvertSidToStringSid(userSID, &stringedSID);
DeleteProfile(stringedSID,NULL,NULL);
}
else
cout << "NO SID FOUND.\n\n";
//Free the allocated space
GlobalFree((LPTSTR)userSID);
GlobalFree((LPTSTR)dwDomainName);
}
}
//If it is not a directory, do nothing
//Check next directory
} while (FindNextFile(hFind, &FindFileData) != 0);
//Close this file
FindClose(hFind);
}
return 0;
}
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