/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2012 Markus Amend <markus@netsniff-ng.org>, Deutsche Flugsicherung GmbH
 * Subject to the GPL, version 2.
 *
 * IPv6 Destination Options Header described in RFC2460
 */

#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 dest_optshdr {
	uint8_t h_next_header;
	uint8_t hdr_len;
} __packed;


static void dissect_opt_dest(struct pkt_buff *pkt __maybe_unused,
			     ssize_t *opt_len)
{
	/* Have to been upgraded.
	 * http://tools.ietf.org/html/rfc2460#section-4.2
	 * Look also for proto_ipv6_hop_by_hop.h, it needs
	 * dissect_opt(), too.
	 */
	if (*opt_len)
		tprintf(", Option(s) recognized ");

	/* If adding dissector reduce opt_len for each using of pkt_pull
	 * to the same size.
	 */
}

static void dest_opts(struct pkt_buff *pkt)
{
	uint16_t hdr_ext_len;
	ssize_t opt_len;
	struct dest_optshdr *dest_ops;

	dest_ops = (struct dest_optshdr *) pkt_pull(pkt, sizeof(*dest_ops));
	if (dest_ops == NULL)
		return;

	/* Total Header Length in Bytes */
	hdr_ext_len = (dest_ops->hdr_len + 1) * 8;
	/* Options length in Bytes */
	opt_len = hdr_ext_len - sizeof(*dest_ops);

	tprintf("\t [ Destination Options ");
	tprintf("NextHdr (%u), ", dest_ops->h_next_header);
	if (opt_len > pkt_len(pkt) || opt_len < 0) {
	      tprintf("HdrExtLen (%u, %u Bytes, %s)", dest_ops->hdr_len,
		    hdr_ext_len, colorize_start_full(black, red)
		    "invalid" colorize_end());
		    return;
	}
	tprintf("HdrExtLen (%u, %u Bytes)", dest_ops->hdr_len,
		hdr_ext_len);

	dissect_opt_dest(pkt, &opt_len);

	tprintf(" ]\n");

	pkt_pull(pkt, opt_len);
	pkt_set_dissector(pkt, &eth_lay3, dest_ops->h_next_header);
}

static void dest_opts_less(struct pkt_buff *pkt)
{
	uint16_t hdr_ext_len;
	ssize_t opt_len;
	struct dest_optshdr *dest_ops;

	dest_ops = (struct dest_optshdr *) pkt_pull(pkt, sizeof(*dest_ops));
	if (dest_ops == NULL)
		return;

	/* Total Header Length in Bytes */
	hdr_ext_len = (dest_ops->hdr_len + 1) * 8;
	/* Options length in Bytes */
	opt_len = hdr_ext_len - sizeof(*dest_ops);
	if (opt_len > pkt_len(pkt) || opt_len < 0)
		return;

	tprintf(" Dest Ops");

	pkt_pull(pkt, opt_len);
	pkt_set_dissector(pkt, &eth_lay3, dest_ops->h_next_header);
}

struct protocol ipv6_dest_opts_ops = {
	.key = 0x3C,
	.print_full = dest_opts,
	.print_less = dest_opts_less,
};
tter'>committer</option>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/soc?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>soc</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>codecs</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs/da7213.c?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>da7213.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='96fc294cf6cb27f01a865959b9637d0aea3b57c2'/><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>Hsin-Yu Chao &lt;hychao@chromium.org&gt;</td><td class='right'>2016-09-14 22:25:40 +0800</td></tr>
<tr><th>committer</th><td>Mark Brown &lt;broonie@kernel.org&gt;</td><td class='right'>2016-09-14 16:11:31 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs/da7213.c?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>96fc294cf6cb27f01a865959b9637d0aea3b57c2</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/soc/codecs/da7213.c?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>b08aedc10241056859e6d809eb6c1339eb3bbc9a</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/soc/codecs/da7213.c?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>sound/soc/codecs/da7213.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs/da7213.c?id=29b4817d4018df78086157ea3a55c1d9424a7cfc'>29b4817d4018df78086157ea3a55c1d9424a7cfc</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc/codecs/da7213.c?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2&amp;id2=29b4817d4018df78086157ea3a55c1d9424a7cfc'>diff</a>)</td></tr></table>
<div class='commit-subject'>ASoC: da7219: software reset codec at probe</div><div class='commit-msg'>Da7219 does not trigger interrupt to report jack status
when system boots from warm reset because its power
remains on during warm reset.
Doing software reset at probe to handle this.

Signed-off-by: Hsin-Yu Chao &lt;hychao@chromium.org&gt;
Signed-off-by: Xing Zheng &lt;zhengxing@rock-chips.com&gt;
Signed-off-by: Mark Brown &lt;broonie@kernel.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=96fc294cf6cb27f01a865959b9637d0aea3b57c2'>Diffstat</a> (limited to 'sound/soc/codecs/da7213.c')</div><table summary='diffstat' class='diffstat'>