[lwip-devel] [bug #55078] Add custom data to pbuf struct

[Davide Rizzi]

URL:
  <https://savannah.nongnu.org/bugs/?55078>

                 Summary: Add custom data to pbuf struct
                 Project: lwIP - A Lightweight TCP/IP stack
            Submitted by: drizzi
            Submitted on: Fri 23 Nov 2018 03:49:34 PM UTC
                Category: pbufs
                Severity: 3 - Normal
              Item Group: Feature Request
                  Status: None
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None
            lwIP version: 2.1.1

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Details:

It can be necessary, or otherwise handy, to add custom data to pbuf struct
(e.g.: timestamps for PTP).

I propose to add LWIP_PBUF_CUSTOM_DATA at the end of struct pbuf, and defining
it empty in opt.h. The user can then define it in lwipopts.h to whatever it
wants.






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