/*
 * 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 "protos.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_proto(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_proto(pkt, &eth_lay2, ntohs(QinQ->TPID));
}

struct protocol QinQ_ops = {
	.key = 0x88a8,
	.print_full = QinQ_full,
	.print_less = QinQ_less,
};
t-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/diff/?id=991bc36254457f7f5695c0a28b39a91b104067a3&amp;id2=14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/arch?id=991bc36254457f7f5695c0a28b39a91b104067a3&amp;id2=14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'>arch</a>/<a href='/cgit.cgi/linux/net-next.git/diff/arch/parisc?id=991bc36254457f7f5695c0a28b39a91b104067a3&amp;id2=14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'>parisc</a>/<a href='/cgit.cgi/linux/net-next.git/diff/arch/parisc/Kconfig?id=991bc36254457f7f5695c0a28b39a91b104067a3&amp;id2=14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'>Kconfig</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='991bc36254457f7f5695c0a28b39a91b104067a3'/><input type='hidden' name='id2' value='14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'/><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><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=991bc36254457f7f5695c0a28b39a91b104067a3&amp;id2=14cfbe55c75ada9abd2d9cad97dafb4206c5f9e2'>Diffstat</a> (limited to 'arch/parisc/Kconfig')</div><table summary='diffstat' class='diffstat'>332ceed5d967d4227'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=packet-loop-back&amp;id=1c59e1edb13d60b97b7b03b332ceed5d967d4227'>d5340c2e7b3682adc190b939aec8666bc3659a56</a> /<a href='/cgit.cgi/linux/net-next.git/tree/Documentation?h=packet-loop-back&amp;id=1c59e1edb13d60b97b7b03b332ceed5d967d4227'>Documentation</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=packet-loop-back&amp;id=bb3dd056ed1af9b186f0d9fe849eab78c51d14ce'>bb3dd056ed1af9b186f0d9fe849eab78c51d14ce</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation?h=packet-loop-back&amp;id=1c59e1edb13d60b97b7b03b332ceed5d967d4227&amp;id2=bb3dd056ed1af9b186f0d9fe849eab78c51d14ce'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/Documentation?h=packet-loop-back&amp;id=4fccd4a1e8944033bcd7693ea4e8fb478cd2059a'>4fccd4a1e8944033bcd7693ea4e8fb478cd2059a</a> (<a href='/cgit.cgi/linux/net-next.git/diff/Documentation?h=packet-loop-back&amp;id=1c59e1edb13d60b97b7b03b332ceed5d967d4227&amp;id2=4fccd4a1e8944033bcd7693ea4e8fb478cd2059a'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'hwmon-for-linus-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging</div><div class='commit-msg'>Pull hwmon updates from Guenter Roeck:

 - new drivers for TMP108 and TC654

 - hwmon core code cleanup

 - coretemp driver cleanup

 - fix overflow issues in several drivers

 - minor fixes, cleanups and enhancements in various drivers

* tag 'hwmon-for-linus-v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (41 commits)
  hwmon: (g762) Fix overflows and crash seen when writing limit attributes
  hwmon: (emcw201) Fix overflows seen when writing into limit attributes
  hwmon: (emc2103) Fix overflows seen when temperature limit attributes
  hwmon: (lm85) Fix overflows seen when writing voltage limit attributes
  hwmon: (lm87) Fix overflow seen when writing voltage limit attributes
  hwmon: (nct7802) Fix overflows seen when writing into limit attributes
  hwmon: (adt7470) Fix overflows seen when writing into limit attributes
  hwmon: (adt7462) Fix overflows seen when writing into limit attributes
  hwmon: (adm1026) Fix overflows seen when writing into limit attributes
  hwmon: (adm1025) Fix overflows seen when writing voltage limits
  hwmon: (via-cputemp) Convert to hotplug state machine
  devicetree: hwmon: Add documentation for TMP108 driver.
  hwmon: Add Texas Instruments TMP108 temperature sensor driver.
  hwmon: (core) Simplify sysfs attribute name allocation
  hwmon: (core) Rename groups parameter in API to extra_groups
  hwmon: (core) Explain why at least two attribute groups are allocated
  hwmon: (core) Make is_visible callback truly mandatory
  hwmon: (core) Deprecate hwmon_device_register()
  hwmon: (core) Clarify use of chip attributes
  hwmon: (core) Add support for string attributes to new API
  ...
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=packet-loop-back&amp;id=1c59e1edb13d60b97b7b03b332ceed5d967d4227'>Diffstat</a> (limited to 'Documentation')</div><table summary='diffstat' class='diffstat'>