/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2012 Markus Amend <markus@netsniff-ng.org>, Deutsche Flugsicherung GmbH
 * Subject to the GPL, version 2.
 *
 * http://www.ieee802.org/1/pages/802.1ad.html
 */

#include <stdio.h>
#include <stdint.h>
#include <netinet/in.h>    /* for ntohs() */

#include "proto.h"
#include "dissector_eth.h"
#include "built_in.h"
#include "pkt_buff.h"

struct QinQhdr {
	uint16_t TCI;
	uint16_t TPID;
} __packed;

static void QinQ_full(struct pkt_buff *pkt)
{
	uint16_t tci;
	struct QinQhdr *QinQ = (struct QinQhdr *) pkt_pull(pkt, sizeof(*QinQ));

	if (QinQ == NULL)
		return;

	tci = ntohs(QinQ->TCI);

	tprintf(" [ VLAN QinQ ");
	tprintf("Prio (%d), ", (tci & 0xE000) >> 13);
	tprintf("DEI (%d), ", (tci & 0x1000) >> 12);
	tprintf("ID (%d), ", (tci & 0x0FFF));
	tprintf("Proto (0x%.4x)", ntohs(QinQ->TPID));
	tprintf(" ]\n");

	pkt_set_dissector(pkt, &eth_lay2, ntohs(QinQ->TPID));
}

static void QinQ_less(struct pkt_buff *pkt)
{
	uint16_t tci;
	struct QinQhdr *QinQ = (struct QinQhdr *) pkt_pull(pkt, sizeof(*QinQ));

	if (QinQ == NULL)
		return;

	tci = ntohs(QinQ->TCI);

	tprintf(" VLAN%d", (tci & 0x0FFF));

	pkt_set_dissector(pkt, &eth_lay2, ntohs(QinQ->TPID));
}

struct protocol QinQ_ops = {
	.key = 0x88a8,
	.print_full = QinQ_full,
	.print_less = QinQ_less,
};
/option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/Documentation?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/Documentation'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>Documentation</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='b5cd891716a9ef118ce8d3a367b6b0fa912447fc'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2016-10-24 21:30:19 -0700</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2016-10-24 21:30:19 -0700</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>b5cd891716a9ef118ce8d3a367b6b0fa912447fc</a> (<a href='/cgit.cgi/linux/net-next.git/patch/Documentation?id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=1ce5bdb8312b6e9629029340063ea1e5cfac435d'>1ce5bdb8312b6e9629029340063ea1e5cfac435d</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc&amp;id2=1ce5bdb8312b6e9629029340063ea1e5cfac435d'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=nds-private-remove&amp;id=91bbc174d45c347aa7aedb2215cc7d2013c06c1f'>91bbc174d45c347aa7aedb2215cc7d2013c06c1f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc&amp;id2=91bbc174d45c347aa7aedb2215cc7d2013c06c1f'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux</div><div class='commit-msg'>Pull clk fixes from Stephen Boyd:
 "This is the first batch of clk driver fixes for this release.

  We have a handful of fixes for the uniphier clk driver that was
  introduced recently, as well as Kconfig option hiding, module
  autoloading markings, and a few fixes for clk_hw based registration
  patches that went in this merge window"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: at91: Fix a return value in case of error
  clk: uniphier: rename MIO clock to SD clock for Pro5, PXs2, LD20 SoCs
  clk: uniphier: fix memory overrun bug
  clk: hi6220: use CLK_OF_DECLARE_DRIVER for sysctrl and mediactrl clock init
  clk: mvebu: armada-37xx-periph: Fix the clock gate flag
  clk: bcm2835: Clamp the PLL's requested rate to the hardware limits.
  clk: max77686: fix number of clocks setup for clk_hw based registration
  clk: mvebu: armada-37xx-periph: Fix the clock provider registration
  clk: core: add __init decoration for CLK_OF_DECLARE_DRIVER function
  clk: mediatek: Add hardware dependency
  clk: samsung: clk-exynos-audss: Fix module autoload
  clk: uniphier: fix type of variable passed to regmap_read()
  clk: uniphier: add system clock support for sLD3 SoC
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=b5cd891716a9ef118ce8d3a367b6b0fa912447fc'>Diffstat</a> (limited to 'Documentation')</div><table summary='diffstat' class='diffstat'>