1/*-
2 * Copyright (c) 2011 James Gritton
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: head/usr.sbin/jail/config.c 239601 2012-08-23 01:43:01Z jamie $");
29
30#include <sys/types.h>
31#include <sys/errno.h>
32#include <sys/socket.h>
33#include <sys/sysctl.h>
34
35#include <arpa/inet.h>
36#include <netinet/in.h>

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592 prefix = strtol(cs + 1, &ep, 10);
593 if (*ep == '.'
594 ? inet_pton(AF_INET, cs + 1, &addr4) != 1
595 : *ep || prefix < 0 || prefix > 32) {
596 jail_warnx(j,
597 "ip4.addr: bad netmask \"%s\"", cs);
598 error = -1;
599 }
600 s->len = cs - s->s;
601 }
602 }
603 }
604#endif
605#ifdef INET6
606 if (j->intparams[KP_IP6_ADDR] != NULL) {
607 TAILQ_FOREACH(s, &j->intparams[KP_IP6_ADDR]->val, tq) {
608 cs = strchr(s->s, '|');

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615 if ((cs = strchr(s->s, '/'))) {
616 prefix = strtol(cs + 1, &ep, 10);
617 if (*ep || prefix < 0 || prefix > 128) {
618 jail_warnx(j,
619 "ip6.addr: bad prefixlen \"%s\"",
620 cs);
621 error = -1;
622 }
623 s->len = cs - s->s;
624 }
625 }
626 }
627#endif
628#endif
629
630 /*
631 * Read mount.fstab file(s), and treat each line as its own mount

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707 * jailparam_import will then convert back into arrays.
708 */
709 vallen = 0;
710 TAILQ_FOREACH(s, &p->val, tq)
711 vallen += s->len + 1;
712 value = alloca(vallen);
713 cs = value;
714 TAILQ_FOREACH_SAFE(s, &p->val, tq, ts) {
715 memcpy(cs, s->s, s->len);
716 if (ts != NULL) {
717 cs += s->len + 1;
718 cs[-1] = ',';
719 }
720 }
721 }
722 if (jailparam_import(jp, value) < 0) {
723 error = -1;

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