1 /* $NetBSD: printhash_live.c,v 1.1.1.2 2012/07/22 13:44:40 darrenr Exp $ */
2
3 /*
4 * Copyright (C) 2012 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 */
8
9 #include <sys/ioctl.h>
10 #include "ipf.h"
11 #include "netinet/ipl.h"
12
13
14 iphtable_t *
printhash_live(hp,fd,name,opts,fields)15 printhash_live(hp, fd, name, opts, fields)
16 iphtable_t *hp;
17 int fd;
18 char *name;
19 int opts;
20 wordtab_t *fields;
21 {
22 iphtent_t entry, zero;
23 ipflookupiter_t iter;
24 int last, printed;
25 ipfobj_t obj;
26
27 if ((name != NULL) && strncmp(name, hp->iph_name, FR_GROUPLEN))
28 return hp->iph_next;
29
30 if (fields == NULL)
31 printhashdata(hp, opts);
32
33 if ((hp->iph_flags & IPHASH_DELETE) != 0)
34 PRINTF("# ");
35
36 if ((opts & OPT_DEBUG) == 0)
37 PRINTF("\t{");
38
39 obj.ipfo_rev = IPFILTER_VERSION;
40 obj.ipfo_type = IPFOBJ_LOOKUPITER;
41 obj.ipfo_ptr = &iter;
42 obj.ipfo_size = sizeof(iter);
43
44 iter.ili_data = &entry;
45 iter.ili_type = IPLT_HASH;
46 iter.ili_otype = IPFLOOKUPITER_NODE;
47 iter.ili_ival = IPFGENITER_LOOKUP;
48 iter.ili_unit = hp->iph_unit;
49 strncpy(iter.ili_name, hp->iph_name, FR_GROUPLEN);
50
51 last = 0;
52 printed = 0;
53 bzero((char *)&zero, sizeof(zero));
54
55 while (!last && (ioctl(fd, SIOCLOOKUPITER, &obj) == 0)) {
56 if (entry.ipe_next == NULL)
57 last = 1;
58 if (bcmp(&zero, &entry, sizeof(zero)) == 0)
59 break;
60 (void) printhashnode(hp, &entry, bcopywrap, opts, fields);
61 printed++;
62 }
63 if (last == 0)
64 ipferror(fd, "walking hash nodes:");
65
66 if (printed == 0)
67 putchar(';');
68
69 if ((opts & OPT_DEBUG) == 0)
70 PRINTF(" };\n");
71 return hp->iph_next;
72 }
73