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