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https://git.proxmox.com/git/mirror_frr
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2004-05-09 Paul Jakma <paul@dishone.st>
* if_ioctl_solaris.c: Add zprivs support. * ioctl_solaris.c: ditto. 2004-05-09 Sowmini Varadhan <sowmini.varadhan@sun.com> * if_ioctl_solaris.c: New file, Solaris interface ioctl methods. * ioctl_solaris.c: New file, Common solaris ioctl methods.
This commit is contained in:
paul
parent
66e9488cae
commit
8842468c7a
@ -12,6 +12,8 @@
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* rt_netlink.c: (netlink_interface) set mtu6 to mtu
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* rt_netlink.c: (netlink_interface) set mtu6 to mtu
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(netlink_link_change) ditto
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(netlink_link_change) ditto
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* ipforward_solaris.c: fix typo of ND variable.
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* ipforward_solaris.c: fix typo of ND variable.
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* if_ioctl_solaris.c: Add zprivs support.
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* ioctl_solaris.c: ditto.
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2004-05-09 Sowmini Varadhan <sowmini.varadhan@sun.com>
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2004-05-09 Sowmini Varadhan <sowmini.varadhan@sun.com>
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@ -30,6 +32,8 @@
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and RTM_IFANNOUNCE.
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and RTM_IFANNOUNCE.
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(if_flag_dump_vty) Solaris IFF_IPV4 and IFF_IPV6 if flags
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(if_flag_dump_vty) Solaris IFF_IPV4 and IFF_IPV6 if flags
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(if_dump_vty) print mtu6 if not same as mtu
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(if_dump_vty) print mtu6 if not same as mtu
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* if_ioctl_solaris.c: New file, Solaris interface ioctl methods.
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* ioctl_solaris.c: New file, Common solaris ioctl methods.
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2004-04-06 Krzysztof Oledzki <oleq@ans.pl>
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2004-04-06 Krzysztof Oledzki <oleq@ans.pl>
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348
zebra/if_ioctl_solaris.c
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348
zebra/if_ioctl_solaris.c
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@ -0,0 +1,348 @@
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/*
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* Interface looking up by ioctl () on Solaris.
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* Copyright (C) 1997, 98 Kunihiro Ishiguro
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Zebra; see the file COPYING. If not, write to the Free
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* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include <zebra.h>
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#include "if.h"
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#include "sockunion.h"
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#include "prefix.h"
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#include "ioctl.h"
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#include "connected.h"
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#include "memory.h"
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#include "log.h"
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#include "zebra/interface.h"
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void lifreq_set_name (struct lifreq *, struct interface *);
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static int if_get_addr (struct interface *, struct sockaddr *);
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static void interface_info_ioctl (struct interface *);
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int
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interface_list_ioctl (int af)
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{
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int ret;
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int sock;
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#define IFNUM_BASE 32
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struct lifnum lifn;
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int ifnum;
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struct lifreq *lifreq;
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struct lifconf lifconf;
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struct interface *ifp;
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int n;
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size_t needed, lastneeded = 0;
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char *buf = NULL;
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if (zserv_privs.change(ZPRIVS_RAISE))
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zlog (NULL, LOG_ERR, "Can't raise privileges");
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sock = socket (af, SOCK_DGRAM, 0);
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if (sock < 0)
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{
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zlog_warn ("Can't make %s socket stream: %s",
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(af == AF_INET ? "AF_INET" : "AF_INET6"), strerror (errno));
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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return -1;
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}
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calculate_lifc_len: /* must hold privileges to enter here */
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lifn.lifn_family = af;
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lifn.lifn_flags = 0;
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ret = ioctl (sock, SIOCGLIFNUM, &lifn);
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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if (ret < 0)
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{
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zlog_warn ("interface_list_ioctl: SIOCGLIFNUM failed %s",
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strerror (errno));
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close (sock);
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return -1;
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}
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ifnum = lifn.lifn_count;
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/*
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* When calculating the buffer size needed, add a small number
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* of interfaces to those we counted. We do this to capture
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* the interface status of potential interfaces which may have
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* been plumbed between the SIOCGLIFNUM and the SIOCGLIFCONF.
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*/
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needed = (ifnum + 4) * sizeof (struct lifreq);
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if (needed > lastneeded || needed < lastneeded / 2)
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{
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if (buf != NULL)
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XFREE (MTYPE_TMP, buf);
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if ((buf = XMALLOC (MTYPE_TMP, needed)) == NULL)
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{
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zlog_warn ("interface_list_ioctl: malloc failed");
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close (sock);
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return -1;
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}
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}
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lastneeded = needed;
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lifconf.lifc_family = af;
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lifconf.lifc_flags = 0;
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lifconf.lifc_len = needed;
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lifconf.lifc_buf = buf;
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if (zserv_privs.change(ZPRIVS_RAISE))
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zlog (NULL, LOG_ERR, "Can't raise privileges");
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ret = ioctl (sock, SIOCGLIFCONF, &lifconf);
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if (ret < 0)
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{
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if (errno == EINVAL)
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goto calculate_lifc_len; /* deliberately hold privileges */
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zlog_warn ("SIOCGLIFCONF: %s", strerror (errno));
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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goto end;
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}
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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/* Allocate interface. */
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lifreq = lifconf.lifc_req;
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for (n = 0; n < lifconf.lifc_len; n += sizeof (struct lifreq))
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{
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ifp = if_get_by_name (lifreq->lifr_name);
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if (lifreq->lifr_addr.ss_family == AF_INET)
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ifp->flags |= IFF_IPV4;
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if (lifreq->lifr_addr.ss_family == AF_INET6)
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ifp->flags |= IFF_IPV6;
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if_add_update (ifp);
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interface_info_ioctl (ifp);
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if_get_addr (ifp, (struct sockaddr *) &lifreq->lifr_addr);
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lifreq++;
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}
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end:
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close (sock);
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XFREE (MTYPE_TMP, lifconf.lifc_buf);
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return ret;
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}
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/* Get interface's index by ioctl. */
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int
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if_get_index (struct interface *ifp)
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{
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int ret;
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struct lifreq lifreq;
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lifreq_set_name (&lifreq, ifp);
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if (zserv_privs.change(ZPRIVS_RAISE))
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zlog (NULL, LOG_ERR, "Can't raise privileges");
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if (ifp->flags & IFF_IPV4)
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ret = AF_IOCTL (AF_INET, SIOCGLIFINDEX, (caddr_t) & lifreq);
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else if (ifp->flags & IFF_IPV6)
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ret = AF_IOCTL (AF_INET6, SIOCGLIFINDEX, (caddr_t) & lifreq);
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else
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ret = -1;
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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if (ret < 0)
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{
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zlog_warn ("SIOCGLIFINDEX(%s) failed", ifp->name);
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return ret;
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}
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/* OK we got interface index. */
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#ifdef ifr_ifindex
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ifp->ifindex = lifreq.lifr_ifindex;
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#else
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ifp->ifindex = lifreq.lifr_index;
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#endif
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return ifp->ifindex;
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}
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/* Interface address lookup by ioctl. This function only looks up
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IPv4 address. */
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#define ADDRLEN(sa) (((sa)->sa_family == AF_INET ? \
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sizeof (struct sockaddr_in) : sizeof (struct sockaddr_in6)))
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#define SIN(s) ((struct sockaddr_in *)(s))
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#define SIN6(s) ((struct sockaddr_in6 *)(s))
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static int
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if_get_addr (struct interface *ifp, struct sockaddr *addr)
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{
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int ret;
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struct lifreq lifreq;
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struct sockaddr_storage mask, dest;
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char *dest_pnt = NULL;
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u_char prefixlen = 0;
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afi_t af;
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/* Interface's name and address family. */
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strncpy (lifreq.lifr_name, ifp->name, IFNAMSIZ);
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/* Interface's address. */
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memcpy (&lifreq.lifr_addr, addr, ADDRLEN (addr));
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af = addr->sa_family;
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/* Point to point or broad cast address pointer init. */
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dest_pnt = NULL;
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if (ifp->flags & IFF_POINTOPOINT)
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{
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if (zserv_privs.change(ZPRIVS_RAISE))
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zlog (NULL, LOG_ERR, "Can't raise privileges");
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ret = AF_IOCTL (af, SIOCGLIFDSTADDR, (caddr_t) & lifreq);
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if (zserv_privs.change(ZPRIVS_LOWER))
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zlog (NULL, LOG_ERR, "Can't lower privileges");
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if (ret < 0)
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{
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zlog_warn ("SIOCGLIFDSTADDR (%s) fail: %s",
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ifp->name, strerror (errno));
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return ret;
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}
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memcpy (&dest, &lifreq.lifr_dstaddr, ADDRLEN (addr));
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if (af == AF_INET)
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dest_pnt = (char *) &(SIN (&dest)->sin_addr);
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else
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dest_pnt = (char *) &(SIN6 (&dest)->sin6_addr);
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}
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|
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if (af == AF_INET)
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{
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ret = if_ioctl (SIOCGLIFNETMASK, (caddr_t) & lifreq);
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|
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if (ret < 0)
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{
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||||||
|
if (errno != EADDRNOTAVAIL)
|
||||||
|
{
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|
zlog_warn ("SIOCGLIFNETMASK (%s) fail: %s", ifp->name,
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|
strerror (errno));
|
||||||
|
return ret;
|
||||||
|
}
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||||||
|
return 0;
|
||||||
|
}
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|
memcpy (&mask, &lifreq.lifr_addr, ADDRLEN (addr));
|
||||||
|
|
||||||
|
prefixlen = ip_masklen (SIN (&mask)->sin_addr);
|
||||||
|
if (ifp->flags & IFF_BROADCAST)
|
||||||
|
{
|
||||||
|
ret = if_ioctl (SIOCGLIFBRDADDR, (caddr_t) & lifreq);
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||||||
|
if (ret < 0)
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||||||
|
{
|
||||||
|
if (errno != EADDRNOTAVAIL)
|
||||||
|
{
|
||||||
|
zlog_warn ("SIOCGLIFBRDADDR (%s) fail: %s",
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|
ifp->name, strerror (errno));
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
memcpy (&dest, &lifreq.lifr_broadaddr, sizeof (struct sockaddr_in));
|
||||||
|
dest_pnt = (char *) &SIN (&dest)->sin_addr;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if (ifp->flags & IFF_POINTOPOINT)
|
||||||
|
{
|
||||||
|
prefixlen = IPV6_MAX_BITLEN;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
ret = if_ioctl_ipv6 (SIOCGLIFSUBNET, (caddr_t) & lifreq);
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
zlog_warn ("SIOCGLIFSUBNET (%s) fail: %s",
|
||||||
|
ifp->name, strerror (errno));
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
prefixlen = lifreq.lifr_addrlen;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/* Set address to the interface. */
|
||||||
|
if (af == AF_INET)
|
||||||
|
connected_add_ipv4 (ifp, 0, &SIN (addr)->sin_addr, prefixlen,
|
||||||
|
(struct in_addr *) dest_pnt, NULL);
|
||||||
|
else
|
||||||
|
connected_add_ipv6 (ifp, &SIN6 (addr)->sin6_addr, prefixlen,
|
||||||
|
(struct in6_addr *) dest_pnt);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Fetch interface information via ioctl(). */
|
||||||
|
static void
|
||||||
|
interface_info_ioctl (struct interface *ifp)
|
||||||
|
{
|
||||||
|
if_get_index (ifp);
|
||||||
|
if_get_flags (ifp);
|
||||||
|
if_get_mtu (ifp);
|
||||||
|
if_get_metric (ifp);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Lookup all interface information. */
|
||||||
|
void
|
||||||
|
interface_list ()
|
||||||
|
{
|
||||||
|
interface_list_ioctl (AF_INET);
|
||||||
|
interface_list_ioctl (AF_INET6);
|
||||||
|
}
|
||||||
|
|
||||||
|
struct connected *
|
||||||
|
if_lookup_linklocal (struct interface *ifp)
|
||||||
|
{
|
||||||
|
listnode node;
|
||||||
|
struct connected *ifc;
|
||||||
|
|
||||||
|
if (ifp == NULL)
|
||||||
|
return NULL;
|
||||||
|
|
||||||
|
for (node = listhead (ifp->connected); node; node = nextnode (node))
|
||||||
|
{
|
||||||
|
ifc = getdata (node);
|
||||||
|
|
||||||
|
if ((ifc->address->family == AF_INET6) &&
|
||||||
|
(IN6_IS_ADDR_LINKLOCAL (&ifc->address->u.prefix6)))
|
||||||
|
return ifc;
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
421
zebra/ioctl_solaris.c
Normal file
421
zebra/ioctl_solaris.c
Normal file
@ -0,0 +1,421 @@
|
|||||||
|
/*
|
||||||
|
* Common ioctl functions for Solaris.
|
||||||
|
* Copyright (C) 1997, 98 Kunihiro Ishiguro
|
||||||
|
*
|
||||||
|
* This file is part of GNU Zebra.
|
||||||
|
*
|
||||||
|
* GNU Zebra is free software; you can redistribute it and/or modify it
|
||||||
|
* under the terms of the GNU General Public License as published by the
|
||||||
|
* Free Software Foundation; either version 2, or (at your option) any
|
||||||
|
* later version.
|
||||||
|
*
|
||||||
|
* GNU Zebra is distributed in the hope that it will be useful, but
|
||||||
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||||
|
* General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License
|
||||||
|
* along with GNU Zebra; see the file COPYING. If not, write to the Free
|
||||||
|
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
||||||
|
* 02111-1307, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <zebra.h>
|
||||||
|
|
||||||
|
#include "linklist.h"
|
||||||
|
#include "if.h"
|
||||||
|
#include "prefix.h"
|
||||||
|
#include "ioctl.h"
|
||||||
|
#include "log.h"
|
||||||
|
|
||||||
|
#include "zebra/rib.h"
|
||||||
|
#include "zebra/rt.h"
|
||||||
|
|
||||||
|
|
||||||
|
/* clear and set interface name string */
|
||||||
|
void
|
||||||
|
lifreq_set_name (struct lifreq *lifreq, struct interface *ifp)
|
||||||
|
{
|
||||||
|
strncpy (lifreq->lifr_name, ifp->name, IFNAMSIZ);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* call ioctl system call */
|
||||||
|
int
|
||||||
|
if_ioctl (u_long request, caddr_t buffer)
|
||||||
|
{
|
||||||
|
int sock;
|
||||||
|
int ret = 0;
|
||||||
|
int err = 0;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
sock = socket (AF_INET, SOCK_DGRAM, 0);
|
||||||
|
if (sock < 0)
|
||||||
|
{
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
perror ("socket");
|
||||||
|
exit (1);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = ioctl (sock, request, buffer);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
err = errno;
|
||||||
|
}
|
||||||
|
close (sock);
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
errno = err;
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef HAVE_IPV6
|
||||||
|
int
|
||||||
|
if_ioctl_ipv6 (u_long request, caddr_t buffer)
|
||||||
|
{
|
||||||
|
int sock;
|
||||||
|
int ret = 0;
|
||||||
|
int err = 0;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
sock = socket (AF_INET6, SOCK_DGRAM, 0);
|
||||||
|
if (sock < 0)
|
||||||
|
{
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
perror ("socket");
|
||||||
|
exit (1);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = ioctl (sock, request, buffer);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
err = errno;
|
||||||
|
}
|
||||||
|
close (sock);
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
errno = err;
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
#endif /* HAVE_IPV6 */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* get interface metric
|
||||||
|
* -- if value is not avaliable set -1
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
if_get_metric (struct interface *ifp)
|
||||||
|
{
|
||||||
|
struct lifreq lifreq;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV4)
|
||||||
|
ret = AF_IOCTL (AF_INET, SIOCGLIFMETRIC, (caddr_t) & lifreq);
|
||||||
|
else if (ifp->flags & IFF_IPV6)
|
||||||
|
ret = AF_IOCTL (AF_INET6, SIOCGLIFMETRIC, (caddr_t) & lifreq);
|
||||||
|
else
|
||||||
|
ret = -1;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
return;
|
||||||
|
|
||||||
|
ifp->metric = lifreq.lifr_metric;
|
||||||
|
|
||||||
|
if (ifp->metric == 0)
|
||||||
|
ifp->metric = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* get interface MTU */
|
||||||
|
void
|
||||||
|
if_get_mtu (struct interface *ifp)
|
||||||
|
{
|
||||||
|
struct lifreq lifreq;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV4)
|
||||||
|
{
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
ret = AF_IOCTL (AF_INET, SIOCGLIFMTU, (caddr_t) & lifreq);
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
zlog_info ("Can't lookup mtu on %s by ioctl(SIOCGLIFMTU)",
|
||||||
|
ifp->name);
|
||||||
|
ifp->mtu = -1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
ifp->mtu = lifreq.lifr_metric;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
if ((ifp->flags & IFF_IPV6) == 0)
|
||||||
|
goto out;
|
||||||
|
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
ret = AF_IOCTL (AF_INET6, SIOCGLIFMTU, (caddr_t) & lifreq);
|
||||||
|
if (ret < 0)
|
||||||
|
{
|
||||||
|
zlog_info ("Can't lookup mtu6 on %s by ioctl(SIOCGIFMTU)", ifp->name);
|
||||||
|
ifp->mtu6 = -1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
ifp->mtu6 = lifreq.lifr_metric;
|
||||||
|
}
|
||||||
|
|
||||||
|
out:
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set up interface's address, netmask (and broadcast? ).
|
||||||
|
Solaris uses ifname:number semantics to set IP address aliases. */
|
||||||
|
int
|
||||||
|
if_set_prefix (struct interface *ifp, struct connected *ifc)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
struct ifreq ifreq;
|
||||||
|
struct sockaddr_in addr;
|
||||||
|
struct sockaddr_in broad;
|
||||||
|
struct sockaddr_in mask;
|
||||||
|
struct prefix_ipv4 ifaddr;
|
||||||
|
struct prefix_ipv4 *p;
|
||||||
|
|
||||||
|
p = (struct prefix_ipv4 *) ifc->address;
|
||||||
|
|
||||||
|
ifaddr = *p;
|
||||||
|
|
||||||
|
strncpy (ifreq.ifr_name, ifp->name, IFNAMSIZ);
|
||||||
|
|
||||||
|
addr.sin_addr = p->prefix;
|
||||||
|
addr.sin_family = p->family;
|
||||||
|
memcpy (&ifreq.ifr_addr, &addr, sizeof (struct sockaddr_in));
|
||||||
|
|
||||||
|
ret = if_ioctl (SIOCSIFADDR, (caddr_t) & ifreq);
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
/* We need mask for make broadcast addr. */
|
||||||
|
masklen2ip (p->prefixlen, &mask.sin_addr);
|
||||||
|
|
||||||
|
if (if_is_broadcast (ifp))
|
||||||
|
{
|
||||||
|
apply_mask_ipv4 (&ifaddr);
|
||||||
|
addr.sin_addr = ifaddr.prefix;
|
||||||
|
|
||||||
|
broad.sin_addr.s_addr = (addr.sin_addr.s_addr | ~mask.sin_addr.s_addr);
|
||||||
|
broad.sin_family = p->family;
|
||||||
|
|
||||||
|
memcpy (&ifreq.ifr_broadaddr, &broad, sizeof (struct sockaddr_in));
|
||||||
|
ret = if_ioctl (SIOCSIFBRDADDR, (caddr_t) & ifreq);
|
||||||
|
if (ret < 0)
|
||||||
|
goto out;
|
||||||
|
}
|
||||||
|
|
||||||
|
mask.sin_family = p->family;
|
||||||
|
#ifdef SUNOS_5
|
||||||
|
memcpy (&mask, &ifreq.ifr_addr, sizeof (mask));
|
||||||
|
#else
|
||||||
|
memcpy (&ifreq.ifr_netmask, &mask, sizeof (struct sockaddr_in));
|
||||||
|
#endif /* SUNOS5 */
|
||||||
|
ret = if_ioctl (SIOCSIFNETMASK, (caddr_t) & ifreq);
|
||||||
|
|
||||||
|
return ((ret < 0) ? ret : 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set up interface's address, netmask (and broadcast).
|
||||||
|
Solaris uses ifname:number semantics to set IP address aliases. */
|
||||||
|
int
|
||||||
|
if_unset_prefix (struct interface *ifp, struct connected *ifc)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
struct ifreq ifreq;
|
||||||
|
struct sockaddr_in addr;
|
||||||
|
struct prefix_ipv4 *p;
|
||||||
|
|
||||||
|
p = (struct prefix_ipv4 *) ifc->address;
|
||||||
|
|
||||||
|
strncpy (ifreq.ifr_name, ifp->name, IFNAMSIZ);
|
||||||
|
|
||||||
|
memset (&addr, 0, sizeof (struct sockaddr_in));
|
||||||
|
addr.sin_family = p->family;
|
||||||
|
memcpy (&ifreq.ifr_addr, &addr, sizeof (struct sockaddr_in));
|
||||||
|
|
||||||
|
ret = if_ioctl (SIOCSIFADDR, (caddr_t) & ifreq);
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* get interface flags */
|
||||||
|
void
|
||||||
|
if_get_flags (struct interface *ifp)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
struct lifreq lifreq;
|
||||||
|
unsigned long flags4 = 0, flags6 = 0;
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV4)
|
||||||
|
{
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
ret = AF_IOCTL (AF_INET, SIOCGLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
|
||||||
|
flags4 = (lifreq.lifr_flags & 0xffffffff);
|
||||||
|
if (!(flags4 & IFF_UP))
|
||||||
|
flags4 &= ~IFF_IPV4;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV6)
|
||||||
|
{
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
ret = AF_IOCTL (AF_INET6, SIOCGLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
|
||||||
|
flags6 = (lifreq.lifr_flags & 0xffffffff);
|
||||||
|
if (!(flags6 & IFF_UP))
|
||||||
|
flags6 &= ~IFF_IPV6;
|
||||||
|
}
|
||||||
|
|
||||||
|
ifp->flags = (flags4 | flags6);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set interface flags */
|
||||||
|
int
|
||||||
|
if_set_flags (struct interface *ifp, unsigned long flags)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
struct lifreq lifreq;
|
||||||
|
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
|
||||||
|
lifreq.lifr_flags = ifp->flags;
|
||||||
|
lifreq.lifr_flags |= flags;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV4)
|
||||||
|
ret = AF_IOCTL (AF_INET, SIOCSLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
else if (ifp->flags & IFF_IPV6)
|
||||||
|
ret = AF_IOCTL (AF_INET6, SIOCSLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
else
|
||||||
|
ret = -1;
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
zlog_info ("can't set interface flags on %s: %s", ifp->name,
|
||||||
|
strerror (errno));
|
||||||
|
else
|
||||||
|
ret = 0;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Unset interface's flag. */
|
||||||
|
int
|
||||||
|
if_unset_flags (struct interface *ifp, unsigned long flags)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
struct lifreq lifreq;
|
||||||
|
|
||||||
|
lifreq_set_name (&lifreq, ifp);
|
||||||
|
|
||||||
|
lifreq.lifr_flags = ifp->flags;
|
||||||
|
lifreq.lifr_flags &= ~flags;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_RAISE))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't raise privileges");
|
||||||
|
|
||||||
|
if (ifp->flags & IFF_IPV4)
|
||||||
|
ret = AF_IOCTL (AF_INET, SIOCSLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
else if (ifp->flags & IFF_IPV6)
|
||||||
|
ret = AF_IOCTL (AF_INET6, SIOCSLIFFLAGS, (caddr_t) & lifreq);
|
||||||
|
else
|
||||||
|
ret = -1;
|
||||||
|
|
||||||
|
if (ret < 0)
|
||||||
|
zlog_info ("can't unset interface flags");
|
||||||
|
else
|
||||||
|
ret = 0;
|
||||||
|
|
||||||
|
if (zserv_privs.change(ZPRIVS_LOWER))
|
||||||
|
zlog (NULL, LOG_ERR, "Can't lower privileges");
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef HAVE_IPV6
|
||||||
|
|
||||||
|
/* Interface's address add/delete functions. */
|
||||||
|
int
|
||||||
|
if_prefix_add_ipv6 (struct interface *ifp, struct connected *ifc)
|
||||||
|
{
|
||||||
|
char addrbuf[INET_ADDRSTRLEN];
|
||||||
|
|
||||||
|
inet_ntop (AF_INET6, &(((struct prefix_ipv6 *) (ifc->address))->prefix),
|
||||||
|
addrbuf, sizeof (addrbuf));
|
||||||
|
zlog_warn ("Can't set %s on interface %s", addrbuf, ifp->name);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
if_prefix_delete_ipv6 (struct interface *ifp, struct connected *ifc)
|
||||||
|
{
|
||||||
|
char addrbuf[INET_ADDRSTRLEN];
|
||||||
|
|
||||||
|
inet_ntop (AF_INET6, &(((struct prefix_ipv6 *) (ifc->address))->prefix),
|
||||||
|
addrbuf, sizeof (addrbuf));
|
||||||
|
zlog_warn ("Can't delete %s on interface %s", addrbuf, ifp->name);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif /* HAVE_IPV6 */
|
||||||
Loading…
Reference in New Issue
Block a user