/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2009, 2010 Daniel Borkmann.
 * Copyright 2010 Emmanuel Roullit.
 * Subject to the GPL, version 2.
 */

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

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

struct vlanhdr {
	uint16_t h_vlan_TCI;
	uint16_t h_vlan_encapsulated_proto;
} __packed;

static void vlan(struct pkt_buff *pkt)
{
	uint16_t tci;
	struct vlanhdr *vlan = (struct vlanhdr *) pkt_pull(pkt, sizeof(*vlan));

	if (vlan == NULL)
		return;

	tci = ntohs(vlan->h_vlan_TCI);

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

	pkt_set_proto(pkt, &eth_lay2, ntohs(vlan->h_vlan_encapsulated_proto));
}

static void vlan_less(struct pkt_buff *pkt)
{
	uint16_t tci;
	struct vlanhdr *vlan = (struct vlanhdr *) pkt_pull(pkt, sizeof(*vlan));

	if (vlan == NULL)
		return;

	tci = ntohs(vlan->h_vlan_TCI);

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

	pkt_set_proto(pkt, &eth_lay2, ntohs(vlan->h_vlan_encapsulated_proto));
}

struct protocol vlan_ops = {
	.key = 0x8100,
	.print_full = vlan,
	.print_less = vlan_less,
};
tch'/></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/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/'>
<input type='hidden' name='id' value='7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'/><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>Rafael J. Wysocki &lt;rafael.j.wysocki@intel.com&gt;</td><td class='right'>2016-05-16 14:31:15 +0200</td></tr>
<tr><th>committer</th><td>Rafael J. Wysocki &lt;rafael.j.wysocki@intel.com&gt;</td><td class='right'>2016-05-16 14:31:15 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>7777c2785b4ae5bfbef1c9f7dd4a08660541cb45</a> (<a href='/cgit.cgi/linux/net-next.git/patch/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>4e3bcbe604bfebb8a2b3f0ba5d4b0f3b4afdc6e4</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=acc53b49b183adaee6c839430a04b464908db84f'>acc53b49b183adaee6c839430a04b464908db84f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45&amp;id2=acc53b49b183adaee6c839430a04b464908db84f'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?id=512eae392abe7b5be3c1fe69b3d8cf54bb0ff3f2'>512eae392abe7b5be3c1fe69b3d8cf54bb0ff3f2</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45&amp;id2=512eae392abe7b5be3c1fe69b3d8cf54bb0ff3f2'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'pm-devfreq'</div><div class='commit-msg'>* pm-devfreq:
  PM / devfreq: style/typo fixes
  PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus
  PM / devfreq: event: Find the instance of devfreq-event device by using phandle
  PM / devfreq: event: Add new Exynos NoC probe driver
  MAINTAINERS: Add samsung bus frequency driver entry
  PM / devfreq: exynos: Remove unused exynos4/5 busfreq driver
  PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line
  PM / devfreq: exynos: Update documentation for bus devices using passive governor
  PM / devfreq: exynos: Add support of bus frequency of sub-blocks using passive governor
  PM / devfreq: Add new passive governor
  PM / devfreq: Add new DEVFREQ_TRANSITION_NOTIFIER notifier
  PM / devfreq: Add devfreq_get_devfreq_by_phandle()
  PM / devfreq: exynos: Add documentation for generic exynos bus frequency driver
  PM / devfreq: exynos: Add generic exynos bus frequency driver
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=7777c2785b4ae5bfbef1c9f7dd4a08660541cb45'>Diffstat</a></div><table summary='diffstat' class='diffstat'>