1 /* $NetBSD: ipf_dotuning.c,v 1.2 2012/07/22 14:27:36 darrenr Exp $ */
2
3 /*
4 * Copyright (C) 2012 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 *
8 * Id: ipf_dotuning.c,v 1.1.1.2 2012/07/22 13:44:39 darrenr Exp $
9 */
10
11 #include "ipf.h"
12 #include "netinet/ipl.h"
13 #include <sys/ioctl.h>
14
ipf_dotuning(fd,tuneargs,iocfn)15 void ipf_dotuning(fd, tuneargs, iocfn)
16 int fd;
17 char *tuneargs;
18 ioctlfunc_t iocfn;
19 {
20 ipfobj_t obj;
21 ipftune_t tu;
22 char *s, *t;
23
24 bzero((char *)&tu, sizeof(tu));
25 obj.ipfo_rev = IPFILTER_VERSION;
26 obj.ipfo_size = sizeof(tu);;
27 obj.ipfo_ptr = (void *)&tu;
28 obj.ipfo_type = IPFOBJ_TUNEABLE;
29
30 for (s = strtok(tuneargs, ","); s != NULL; s = strtok(NULL, ",")) {
31 if (!strcmp(s, "list")) {
32 while (1) {
33 if ((*iocfn)(fd, SIOCIPFGETNEXT, &obj) == -1) {
34 ipf_perror_fd(fd, iocfn,
35 "ioctl(SIOCIPFGETNEXT)");
36 break;
37 }
38 if (tu.ipft_cookie == NULL)
39 break;
40
41 tu.ipft_name[sizeof(tu.ipft_name) - 1] = '\0';
42 printtunable(&tu);
43 }
44 } else if ((t = strchr(s, '=')) != NULL) {
45 tu.ipft_cookie = NULL;
46 *t++ = '\0';
47 strncpy(tu.ipft_name, s, sizeof(tu.ipft_name));
48 if (sscanf(t, "%lu", &tu.ipft_vlong) == 1) {
49 if ((*iocfn)(fd, SIOCIPFSET, &obj) == -1) {
50 ipf_perror_fd(fd, iocfn,
51 "ioctl(SIOCIPFSET)");
52 return;
53 }
54 } else {
55 fprintf(stderr, "invalid value '%s'\n", s);
56 return;
57 }
58 } else {
59 tu.ipft_cookie = NULL;
60 strncpy(tu.ipft_name, s, sizeof(tu.ipft_name));
61 if ((*iocfn)(fd, SIOCIPFGET, &obj) == -1) {
62 ipf_perror_fd(fd, iocfn, "ioctl(SIOCIPFGET)");
63 return;
64 }
65 if (tu.ipft_cookie == NULL) {
66 fprintf(stderr, "Null cookie for %s\n", s);
67 return;
68 }
69
70 tu.ipft_name[sizeof(tu.ipft_name) - 1] = '\0';
71 printtunable(&tu);
72 }
73 }
74 }
75