1170263Sdarrenr/*
2255332Scy * Copyright (C) 2012 by Darren Reed.
3170263Sdarrenr *
4170263Sdarrenr * See the IPFILTER.LICENCE file for details on licencing.
5170263Sdarrenr */
6170263Sdarrenr
7170263Sdarrenr#include <sys/ioctl.h>
8170263Sdarrenr#include "ipf.h"
9170263Sdarrenr#include "netinet/ipl.h"
10170263Sdarrenr
11170263Sdarrenr
12255332Scyiphtable_t *
13255332Scyprinthash_live(hp, fd, name, opts, fields)
14255332Scy	iphtable_t *hp;
15255332Scy	int fd;
16255332Scy	char *name;
17255332Scy	int opts;
18255332Scy	wordtab_t *fields;
19170263Sdarrenr{
20255332Scy	iphtent_t entry, zero;
21170263Sdarrenr	ipflookupiter_t iter;
22255332Scy	int last, printed;
23170263Sdarrenr	ipfobj_t obj;
24170263Sdarrenr
25170263Sdarrenr	if ((name != NULL) && strncmp(name, hp->iph_name, FR_GROUPLEN))
26170263Sdarrenr		return hp->iph_next;
27170263Sdarrenr
28255332Scy	if (fields == NULL)
29255332Scy		printhashdata(hp, opts);
30170263Sdarrenr
31170263Sdarrenr	if ((hp->iph_flags & IPHASH_DELETE) != 0)
32170263Sdarrenr		PRINTF("# ");
33170263Sdarrenr
34170263Sdarrenr	if ((opts & OPT_DEBUG) == 0)
35170263Sdarrenr		PRINTF("\t{");
36170263Sdarrenr
37170263Sdarrenr	obj.ipfo_rev = IPFILTER_VERSION;
38170263Sdarrenr	obj.ipfo_type = IPFOBJ_LOOKUPITER;
39170263Sdarrenr	obj.ipfo_ptr = &iter;
40170263Sdarrenr	obj.ipfo_size = sizeof(iter);
41170263Sdarrenr
42170263Sdarrenr	iter.ili_data = &entry;
43170263Sdarrenr	iter.ili_type = IPLT_HASH;
44170263Sdarrenr	iter.ili_otype = IPFLOOKUPITER_NODE;
45170263Sdarrenr	iter.ili_ival = IPFGENITER_LOOKUP;
46170263Sdarrenr	iter.ili_unit = hp->iph_unit;
47170263Sdarrenr	strncpy(iter.ili_name, hp->iph_name, FR_GROUPLEN);
48170263Sdarrenr
49170263Sdarrenr	last = 0;
50170263Sdarrenr	printed = 0;
51255332Scy	bzero((char *)&zero, sizeof(zero));
52170263Sdarrenr
53170263Sdarrenr	while (!last && (ioctl(fd, SIOCLOOKUPITER, &obj) == 0)) {
54170263Sdarrenr		if (entry.ipe_next == NULL)
55170263Sdarrenr			last = 1;
56255332Scy		if (bcmp(&zero, &entry, sizeof(zero)) == 0)
57170263Sdarrenr			break;
58255332Scy		(void) printhashnode(hp, &entry, bcopywrap, opts, fields);
59170263Sdarrenr		printed++;
60170263Sdarrenr	}
61255332Scy	if (last == 0)
62255332Scy		ipferror(fd, "walking hash nodes:");
63170263Sdarrenr
64170263Sdarrenr	if (printed == 0)
65170263Sdarrenr		putchar(';');
66170263Sdarrenr
67170263Sdarrenr	if ((opts & OPT_DEBUG) == 0)
68170263Sdarrenr		PRINTF(" };\n");
69170263Sdarrenr	return hp->iph_next;
70170263Sdarrenr}
71