Re: [ctypes-users] How come this is different?

[Michael C <mys...@gm...>]

in this case, what do i put down for lpAddress?

thx

On Tue, Dec 13, 2016 at 12:46 PM, eryk sun <er...@gm...> wrote:

> On Tue, Dec 13, 2016 at 8:06 PM, Michael C
> <mys...@gm...> wrote:
> > I am trying to sort of whether or not my basic memory information
> parameter
> > has received the proper values for each of the attritubes, so far, this
> is
> > my print out of them, and I don't know if they are right. please take a
> > look:
>
>  [snip]
>
> > kernel32.VirtualQueryEx(handle, None, ctypes.byref(mbi),
> >         ctypes.sizeof(mbi))
> >
> > print(mbi.BaseAddress)
> > print(mbi.AllocationBase)
> > print(mbi.AllocationProtect)
> > print(mbi.RegionSize)
> > print(mbi.State)
> > print(mbi.Protect)
> > print(mbi.Type)
> >
> > ------- print out------
> >
> > None
> > None
> > 0
> > 2228224
> > 65536
> > 1
> > 0
>
> You passed NULL (0) for lpAddress. In this case the region BaseAddress
> is 0, and the RegionSize is a bit more than 2 MB. The region State is
> 0x10000 (MEM_FREE), so the fields AllocationBase, AllocationProtect,
> Protect, and Type are undefined. Windows defaults to leaving this
> region unallocated, which helps to ensure bad pointers (e.g. a NULL
> pointer) raise an access violation.
>