Re: Request to add MCTP and PCI_DOE to PCAP link type

[Guy Harris via tcpdump-workers <tcpdump-workers () lists tcpdump org>]

> --- Begin Message ---
>
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> From: Guy Harris <gharris () sonic net>
>
> Date: Wed, 27 Jan 2021 14:53:48 -0800
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> On Dec 16, 2020, at 8:09 PM, Yao, Jiewen via tcpdump-workers <tcpdump-workers () lists tcpdump org> wrote:
>
> > We did a prototype for the SpdmDump tool (https://github.com/jyao1/openspdm/blob/master/Doc/SpdmDump.md). We can 
> > generate a PCAP file and parse it offline.
> > In our prototype, we use below definition:
> > #define LINKTYPE_MCTP      290  // 0x0122
> > #define LINKTYPE_PCI_DOE   291  // 0x0123
> > If you can assign same number, it will be great.
> > If different number is assigned, we will change our implementation accordingly.
>
> Different numbers will definitely be assigned, as 290 is already in use (in Wireshark, for example).  (Not everything 
> was updated to reflect that; I've fixed that.)
>
> You will probably be assigned 291 for LINKTYPE_MCTP and 292 for LINKTYPE_PCI_DOE; you should update your prototype for 
> that for now.
>
> --- End Message ---
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