Wireshark-dev: Re: [Wireshark-dev] The RSVD dissector and 32-bit builds ...
From: Evan Huus <[email protected]>
Date: Mon, 16 Feb 2015 09:55:20 -0500
Create the wmem_map using g_int64_equal instead of g_direct_equal and
wmem_int64_hash instead of g_direct_hash. Create a wmem_file_scope()
copy of the key, and pass the resulting pointer to the insert
function.

Evan

On Mon, Feb 16, 2015 at 9:31 AM, Richard Sharpe
<[email protected]> wrote:
> Hi,
>
> Guy has identified a problem with my handling of SCSI dissection in
> the RSVD dissector.
>
> I am using a 64-bit value as the key for a wmem_map_insert and this
> will not work on 32-bit systems.
>
> Having looked at the key values some more what it seems that Windows
> is doing here is taking a 32-bit thread-ID and a 32-bit SCSI request
> number and concatenating them. The one capture I have shows that I
> cannot simply use either half of the 32-bit value.
>
> Perhaps I need to hash the two halves into a 32-bit value.
>
> Does anyone have a suggestion?
>
> --
> Regards,
> Richard Sharpe
> (何以解憂?唯有杜康。--曹操)
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