public static void RestorePrivilege(TOKEN_PRIVILEGES tokenPrivilage)
{
IntPtr cpHandle = Process.GetCurrentProcess().Handle;
IntPtr pHandle = IntPtr.Zero;
IntPtr tHandle = IntPtr.Zero;
TOKEN_PRIVILEGES tOldState = new TOKEN_PRIVILEGES();
uint cb = (uint)Marshal.SizeOf(typeof(TOKEN_PRIVILEGES));
uint tAccess = advapi32Imports.TOKEN_QUERY | advapi32Imports.TOKEN_ADJUST_PRIVILEGES;
advapi32Imports.OpenProcessToken(cpHandle, tAccess, ref tHandle);
advapi32Imports.AdjustTokenPrivileges(tHandle, false, ref tokenPrivilage, cb, ref tOldState, out cb);
Kernel32Imports.CloseHandle(tHandle);
}
public static TOKEN_PRIVILEGES SetPrivilege(string privilegeName)
{
IntPtr cpHandle = Process.GetCurrentProcess().Handle;
IntPtr pHandle = IntPtr.Zero;
IntPtr tHandle = IntPtr.Zero;
TOKEN_PRIVILEGES tNewState = GetTokenPrivilege(privilegeName, true);
TOKEN_PRIVILEGES tOldState = new TOKEN_PRIVILEGES();
uint cb = (uint)Marshal.SizeOf(typeof(TOKEN_PRIVILEGES));
uint tAccess = advapi32Imports.TOKEN_QUERY | advapi32Imports.TOKEN_ADJUST_PRIVILEGES;
advapi32Imports.OpenProcessToken(cpHandle, tAccess, ref tHandle);
advapi32Imports.AdjustTokenPrivileges(tHandle, false, ref tNewState, cb, ref tOldState, out cb);
Kernel32Imports.CloseHandle(tHandle);
return(tOldState);
}
private bool ApplyPatches(Process process)
{
if (process == null)
{
return(false);
}
TOKEN_PRIVILEGES privilege = PrivilegeHelper.SetPrivilege("SeDebugPrivilege");
IntPtr handle = OpenProcessVirtualAccess(process.Id);
bool isOkay = true;
isOkay = isOkay && handle != IntPtr.Zero;
isOkay = isOkay && CheckCrc(handle);
isOkay = isOkay && ApplyCrcPatch(handle);
isOkay = isOkay && ApplyCommPatch(handle);
isOkay = isOkay && ApplyGamePatches(handle);
Kernel32Imports.CloseHandle(handle);
PrivilegeHelper.RestorePrivilege(privilege);
return(isOkay);
}