netdev - Re: iproute2 tc: Print qdisc, stats, class, filter info to string rather than FILE

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Date:	Wed, 7 Jan 2015 23:13:09 +0100
From:	Florian Westphal <fw@...len.de>
To:	Vadim Kochan <vadim4j@...il.com>
Cc:	netdev@...r.kernel.org
Subject: Re: iproute2 tc: Print qdisc, stats, class, filter info to string
 rather than FILE

Vadim Kochan <vadim4j@...il.com> wrote:
> I'd like to make possible to generate plot info about class hierarchy
> with qdisc, filters, stats info, but I see that all this staffs are
> printed to 'FILE *fp' which makes this hard to implement and seems to me
> that it should be changed to be printed to 'char *s' (memory safety
> should be considered by asprintf or similar), so this is a big change
> but all this is possible and I ready to do it, but before do it I'd like
> to ask if this could be acceptable as idea.
> 
> BUT maybe someone can advise me easier solution ?

Would fmemopen/open_memstream(3) do what you want?
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