ntdll: Fix NtQueryInformationToken(TokenGroups)
Robert Shearman
rob at codeweavers.com
Tue May 2 04:30:45 CDT 2006
Dan Kegel wrote:
> Rob wrote:
>
>> Fix the buffer check for NtQueryInformationToken(TokenGroups) so that it
>> doesn't return STATUS_BUFFER_TOO_SMALL when it shouldn't. Use the same
>> code for returning the required buffer and for calculating whether the
>> buffer is sufficient so this can't happen again.
>
>
> Sadly, this doesn't seem to fix mdac installation. I still need my
> Magic Kludge:
> --- a/dlls/ntdll/nt.c
> +++ b/dlls/ntdll/nt.c
> @@ -203,7 +203,7 @@ NTSTATUS WINAPI NtQueryInformationToken(
> switch (tokeninfoclass)
> {
> case TokenGroups:
> - len = sizeof(TOKEN_GROUPS);
> + len = sizeof(TOKEN_GROUPS) + 400 /* WAG */;
> break;
> case TokenOwner:
> len = sizeof(TOKEN_OWNER) + sizeof(SID);
>
> Have you tested with mdac-2.7's installer? It seems to tickle a path
> you're not checking.
Hi Dan,
Sorry about this regression. Hopefully, the attached patch should fix it.
--
Rob Shearman
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