Re: libpcap error codes?

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

> --- Begin Message ---
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> From: Guy Harris <gharris () sonic net>
>
> Date: Wed, 7 Oct 2020 16:09:02 -0700
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> On Oct 7, 2020, at 3:16 PM, Denis Ovsienko via tcpdump-workers <tcpdump-workers () lists tcpdump org> wrote:
>
> > Do you mean to introduce a function like pcap_error(), which the
> > developers would be able to interrogate if they need in use cases like
> > this? Then existing functions could be slowly updated as needed to store
> > the fault details somewhere for that function.
>
> I was thinking of a new API for injecting packets, which would directly return a PCAP_ERROR_ value.  A 
> pcap_last_error() routine would also handle that case, but if a new routine would return a success vs. failure value, 
> it might as well return an error code, so pcap_last_error() would be useful only for existing routines.
>
> --- End Message ---
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