/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2012 Markus Amend <markus@netsniff-ng.org>, Deutsche Flugsicherung GmbH
 * Subject to the GPL, version 2.
 *
 * Encapsulating Security Payload described in RFC4303
 */

#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 esp_hdr {
	uint32_t h_spi;
	uint32_t h_sn;
} __packed;

static void esp(struct pkt_buff *pkt)
{
	struct esp_hdr *esp_ops;

	esp_ops = (struct esp_hdr *) pkt_pull(pkt, sizeof(*esp_ops));
	if (esp_ops == NULL)
		return;

	tprintf(" [ ESP ");
	tprintf("SPI (0x%x), ", ntohl(esp_ops->h_spi));
	tprintf("SN (0x%x)", ntohl(esp_ops->h_sn));
	tprintf(" ]\n");
}

static void esp_less(struct pkt_buff *pkt)
{
	struct esp_hdr *esp_ops;

	esp_ops = (struct esp_hdr *) pkt_pull(pkt, sizeof(*esp_ops));
	if (esp_ops == NULL)
		return;

	tprintf(" ESP");
}

struct protocol ip_esp_ops = {
	.key = 0x32,
	.print_full = esp,
	.print_less = esp_less,
};
this.form.submit();'>
<option value='emaclite-cleanup'>emaclite-cleanup</option>
<option value='master' selected='selected'>master</option>
<option value='nds-private-remove'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</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/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/.mailmap'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/.mailmap?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/.mailmap?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8'>commit</a><a class='active' href='/cgit.cgi/linux/net-next.git/diff/.mailmap?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8&amp;id2=bf16200689118d19de1b8d2a3c314fc21f5dc7bb'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/.mailmap'>
<input type='hidden' name='id' value='b0b6d123f5df189d7d3a62d450e5f5c33ad614d8'/><input type='hidden' name='id2' value='bf16200689118d19de1b8d2a3c314fc21f5dc7bb'/><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='path'>path: <a href='/cgit.cgi/linux/net-next.git/diff/?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8&amp;id2=bf16200689118d19de1b8d2a3c314fc21f5dc7bb'>root</a>/<a href='/cgit.cgi/linux/net-next.git/diff/.mailmap?id=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8&amp;id2=bf16200689118d19de1b8d2a3c314fc21f5dc7bb'>.mailmap</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='b0b6d123f5df189d7d3a62d450e5f5c33ad614d8'/><input type='hidden' name='id2' value='bf16200689118d19de1b8d2a3c314fc21f5dc7bb'/><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=b0b6d123f5df189d7d3a62d450e5f5c33ad614d8&amp;id2=bf16200689118d19de1b8d2a3c314fc21f5dc7bb'>Diffstat</a> (limited to '.mailmap')</div><table summary='diffstat' class='diffstat'>