/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2009 - 2013 Daniel Borkmann.
 * Subject to the GPL, version 2.
 */

#ifndef DISSECTOR_H
#define DISSECTOR_H

#include <stdlib.h>
#include <stdint.h>
#include <sys/socket.h>
#include <linux/if_packet.h>
#include <linux/if.h>

#include "ring.h"
#include "tprintf.h"
#include "pcap_io.h"
#include "built_in.h"

#define PRINT_NORM		0
#define PRINT_LESS		1
#define PRINT_HEX		2
#define PRINT_ASCII		3
#define PRINT_HEX_ASCII		4
#define PRINT_NONE		5

static const char * const packet_types[256]={
	"<", /* Incoming */
	"B", /* Broadcast */
	"M", /* Multicast */
	"P", /* Promisc */
	">", /* Outgoing */
	"?", /* Unknown */
};

extern char *if_indextoname(unsigned ifindex, char *ifname);

static inline const char *__show_ts_source(uint32_t status)
{
	if (status & TP_STATUS_TS_RAW_HARDWARE)
		return "(raw hw ts)";
	else if (status & TP_STATUS_TS_SYS_HARDWARE)
		return "(sys hw ts)";
	else if (status & TP_STATUS_TS_SOFTWARE)
		return "(sw ts)";
	else
		return "";
}

static inline void __show_frame_hdr(struct sockaddr_ll *s_ll,
				    void *raw, int mode, bool v3)
{
	char tmp[IFNAMSIZ];
	union tpacket_uhdr hdr;

	if (mode == PRINT_NONE)
		return;

	hdr.raw = raw;

	switch (mode) {
	case PRINT_LESS:
		tprintf("%s %s %u",
			packet_types[s_ll->sll_pkttype] ? : "?",
			if_indextoname(s_ll->sll_ifindex, tmp) ? : "?",
			v3 ? hdr.h3->tp_len : hdr.h2->tp_len);
		break;
	default:
		tprintf("%s %s %u %us.%uns %s\n",
			packet_types[s_ll->sll_pkttype] ? : "?",
			if_indextoname(s_ll->sll_ifindex, tmp) ? : "?",
			v3 ? hdr.h3->tp_len : hdr.h2->tp_len,
			v3 ? hdr.h3->tp_sec : hdr.h2->tp_sec,
			v3 ? hdr.h3->tp_nsec : hdr.h2->tp_nsec,
			v3 ? "" : __show_ts_source(hdr.h2->tp_status));
		break;
	}
}

static inline void show_frame_hdr(struct frame_map *hdr, int mode)
{
	__show_frame_hdr(&hdr->s_ll, &hdr->tp_h, mode, false);
}

extern void dissector_init_all(int fnttype);
extern void dissector_entry_point(uint8_t *packet, size_t len, int linktype, int mode);
extern void dissector_cleanup_all(void);
extern int dissector_set_print_type(void *ptr, int type);

#endif /* DISSECTOR_H */
idden' name='id' value='542d972221e024681b502033154f917c1455469f'/><select name='qt'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=542d972221e024681b502033154f917c1455469f'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/tools?id=542d972221e024681b502033154f917c1455469f'>tools</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='542d972221e024681b502033154f917c1455469f'/><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>Dave Airlie &lt;airlied@redhat.com&gt;</td><td class='right'>2016-07-02 15:56:01 +1000</td></tr>
<tr><th>committer</th><td>Dave Airlie &lt;airlied@redhat.com&gt;</td><td class='right'>2016-07-02 15:56:01 +1000</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools?id=542d972221e024681b502033154f917c1455469f'>542d972221e024681b502033154f917c1455469f</a> (<a href='/cgit.cgi/linux/net-next.git/patch/tools?id=542d972221e024681b502033154f917c1455469f'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=542d972221e024681b502033154f917c1455469f'>1c7c1be768f6e1b496a3edad6b105804a8d05c57</a> /<a href='/cgit.cgi/linux/net-next.git/tree/tools?id=542d972221e024681b502033154f917c1455469f'>tools</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools?id=583fa4e02775b26d76771d4e1ddc6f10ba005ef2'>583fa4e02775b26d76771d4e1ddc6f10ba005ef2</a> (<a href='/cgit.cgi/linux/net-next.git/diff/tools?id=542d972221e024681b502033154f917c1455469f&amp;id2=583fa4e02775b26d76771d4e1ddc6f10ba005ef2'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/tools?id=4c2e07c6a29e0129e975727b9f57eede813eea85'>4c2e07c6a29e0129e975727b9f57eede813eea85</a> (<a href='/cgit.cgi/linux/net-next.git/diff/tools?id=542d972221e024681b502033154f917c1455469f&amp;id2=4c2e07c6a29e0129e975727b9f57eede813eea85'>diff</a>)</td></tr></table>
<div class='commit-subject'>Back-merge tag 'v4.7-rc5' into drm-next</div><div class='commit-msg'>Linux 4.7-rc5

The fsl-dcu pull needs -rc3 so go to -rc5 for now.
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=542d972221e024681b502033154f917c1455469f'>Diffstat</a> (limited to 'tools')</div><table summary='diffstat' class='diffstat'>