/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2009, 2010, 2011, 2012 Daniel Borkmann.
 * Subject to the GPL, version 2.
 */

#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>

#include "built_in.h"
#include "tprintf.h"
#include "pkt_buff.h"
#include "proto.h"
#include "dissector.h"
#include "dissector_eth.h"
#include "dissector_80211.h"
#include "dissector_netlink.h"
#include "linktype.h"

int dissector_set_print_type(void *ptr, int type)
{
	struct protocol *proto;

	for (proto = ptr; proto; proto = proto->next) {
		switch (type) {
		case PRINT_NORM:
			proto->process = proto->print_full;
			break;
		case PRINT_LESS:
			proto->process = proto->print_less;
			break;
		default:
			proto->process = NULL;
			break;
		}
	}

	return 0;
}

static void dissector_main(struct pkt_buff *pkt, struct protocol *start,
			   struct protocol *end)
{
	struct protocol *dissector;

	if (!start)
		return;

	for (pkt->dissector = start; pkt->dissector; ) {
		if (unlikely(!pkt->dissector->process))
			break;

		dissector = pkt->dissector;
		pkt->dissector = NULL;
		dissector->process(pkt);
	}

	if (end && likely(end->process))
		end->process(pkt);
}

void dissector_entry_point(uint8_t *packet, size_t len, int linktype, int mode,
			   uint16_t proto)
{
	struct protocol *proto_start, *proto_end;
	struct pkt_buff *pkt;

	if (mode == PRINT_NONE)
		return;

	pkt = pkt_alloc(packet, len);
	pkt->link_type = linktype;
	pkt->proto = proto;

	switch (linktype) {
	case LINKTYPE_EN10MB:
	case ___constant_swab32(LINKTYPE_EN10MB):
		proto_start = dissector_get_ethernet_entry_point();
		proto_end = dissector_get_ethernet_exit_point();
		break;
	case LINKTYPE_IEEE802_11_RADIOTAP:
	case ___constant_swab32(LINKTYPE_IEEE802_11_RADIOTAP):
	case LINKTYPE_IEEE802_11:
	case ___constant_swab32(LINKTYPE_IEEE802_11):
		proto_start = dissector_get_ieee80211_entry_point();
		proto_end = dissector_get_ieee80211_exit_point();
		break;
	case LINKTYPE_NETLINK:
	case ___constant_swab32(LINKTYPE_NETLINK):
		proto_start = dissector_get_netlink_entry_point();
		proto_end = dissector_get_netlink_exit_point();
		break;
	default:
		proto_start = &none_ops;
		proto_end = NULL;
		break;
	};

	dissector_main(pkt, proto_start, proto_end);

	switch (mode) {
	case PRINT_HEX:
		hex(pkt);
		break;
	case PRINT_ASCII:
		ascii(pkt);
		break;
	case PRINT_HEX_ASCII:
		hex_ascii(pkt);
		break;
	}

	tprintf_flush();
	pkt_free(pkt);
}

void dissector_init_all(int fnttype)
{
	dissector_init_ethernet(fnttype);
	dissector_init_ieee80211(fnttype);
	dissector_init_netlink(fnttype);
}

void dissector_cleanup_all(void)
{
	dissector_cleanup_ethernet();
	dissector_cleanup_ieee80211();
	dissector_cleanup_netlink();
}
'/>
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</td></tr></table>
<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='8fcdcc42a5268f298ac91962a5e816294435006f'/><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'>2017-02-04 10:35:55 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-04 10:35:55 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>8fcdcc42a5268f298ac91962a5e816294435006f</a> (<a href='/cgit.cgi/linux/net-next.git/patch/?id=8fcdcc42a5268f298ac91962a5e816294435006f'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>5c297ced2ddc744bba5f105d68453219f427b190</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=a0a28644c1cf191e514dd64bf438e69c178b8440'>a0a28644c1cf191e514dd64bf438e69c178b8440</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f&amp;id2=a0a28644c1cf191e514dd64bf438e69c178b8440'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=424414947da3dd5cb0d60e4f299f7c51e472ae77'>424414947da3dd5cb0d60e4f299f7c51e472ae77</a> (<a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f&amp;id2=424414947da3dd5cb0d60e4f299f7c51e472ae77'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'usb-4.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb</div><div class='commit-msg'>Pull USB fixes from Greg KH:
 "Here are some small USB fixes for some reported issues, and the usual
  number of new device ids for 4.10-rc7.

  All of these, except the last new device id, have been in linux-next
  for a while with no reported issues"

* tag 'usb-4.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: serial: pl2303: add ATEN device ID
  usb: gadget: f_fs: Assorted buffer overflow checks.
  USB: Add quirk for WORLDE easykey.25 MIDI keyboard
  usb: musb: Fix external abort on non-linefetch for musb_irq_work()
  usb: musb: Fix host mode error -71 regression
  USB: serial: option: add device ID for HP lt2523 (Novatel E371)
  USB: serial: qcserial: add Dell DW5570 QDL
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>Diffstat</a></div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/core/quirks.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/core/quirks.c</a></td><td class='right'>4</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 15.4%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 84.6%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/function/f_fs.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/gadget/function/f_fs.c</a></td><td class='right'>13</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 46.2%;'/><td class='rem' style='width: 3.8%;'/><td class='none' style='width: 50.0%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/musb/musb_core.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/musb/musb_core.c</a></td><td class='right'>26</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 50.0%;'/><td class='rem' style='width: 50.0%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/musb/musb_core.h?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/musb/musb_core.h</a></td><td class='right'>1</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 0.0%;'/><td class='rem' style='width: 3.8%;'/><td class='none' style='width: 96.2%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/option.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/serial/option.c</a></td><td class='right'>1</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 3.8%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 96.2%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/pl2303.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/serial/pl2303.c</a></td><td class='right'>1</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 3.8%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 96.2%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/pl2303.h?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/serial/pl2303.h</a></td><td class='right'>1</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 3.8%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 96.2%;'/></tr></table></td></tr>
<tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/serial/qcserial.c?h=nds-private-remove&amp;id=8fcdcc42a5268f298ac91962a5e816294435006f'>drivers/usb/serial/qcserial.c</a></td><td class='right'>1</td><td class='graph'><table summary='file diffstat' width='26%'><tr><td class='add' style='width: 3.8%;'/><td class='rem' style='width: 0.0%;'/><td class='none' style='width: 96.2%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>8 files changed, 33 insertions, 15 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c