1/*	$FreeBSD$	*/
2
3/*
4 * Copyright (C) 2012 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 *
8 * $Id$
9 */
10
11#include "ipf.h"
12#include "netinet/ipl.h"
13#include <sys/ioctl.h>
14
15void 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