From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Graf <tgraf@suug.ch>
Subject: Re: iproute2 tc: Print qdisc, stats, class, filter info to string
 rather than FILE
Date: Thu, 8 Jan 2015 00:06:20 +0000
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References: <20150107215331.GA19197@angus-think.lan>
 <20150107150828.5b61f26f@urahara>
 <20150107234608.GA1073@angus-think.lan>
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Cc: Stephen Hemminger <stephen@networkplumber.org>,
	netdev@vger.kernel.org
To: Vadim Kochan <vadim4j@gmail.com>
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On 01/08/15 at 01:46am, Vadim Kochan wrote:
> I'd like to have text info from tc on screen and output on the other
> data format to be the same, just only for this.

Look at:
https://github.com/tgraf/libnl/blob/master/src/nl-tctree-list.c

It shows how to use an API to retrieve the information you want and
allows to pretty print tc entries.