133 lines
3.8 KiB
C
133 lines
3.8 KiB
C
/* $NetBSD: af_link.c,v 1.7 2014/01/19 22:31:13 matt Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2008 David Young. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#ifndef lint
|
|
__RCSID("$NetBSD: af_link.c,v 1.7 2014/01/19 22:31:13 matt Exp $");
|
|
#endif /* not lint */
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/socket.h>
|
|
|
|
#include <net/if.h>
|
|
#include <net/if_dl.h>
|
|
|
|
#include <assert.h>
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <ifaddrs.h>
|
|
#include <netdb.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <util.h>
|
|
|
|
#include "env.h"
|
|
#include "extern.h"
|
|
#include "af_inetany.h"
|
|
|
|
static void link_status(prop_dictionary_t, prop_dictionary_t, bool);
|
|
static void link_commit_address(prop_dictionary_t, prop_dictionary_t);
|
|
|
|
static const struct kwinst linkkw[] = {
|
|
{.k_word = "active", .k_key = "active", .k_type = KW_T_BOOL,
|
|
.k_bool = true, .k_nextparser = &command_root.pb_parser}
|
|
};
|
|
|
|
struct pkw link_pkw = PKW_INITIALIZER(&link_pkw, "link", NULL, NULL,
|
|
linkkw, __arraycount(linkkw), NULL);
|
|
|
|
static struct afswtch af = {
|
|
.af_name = "link", .af_af = AF_LINK, .af_status = link_status,
|
|
.af_addr_commit = link_commit_address
|
|
};
|
|
|
|
static cmdloop_branch_t branch;
|
|
|
|
static void link_constructor(void) __attribute__((constructor));
|
|
|
|
static void
|
|
link_status(prop_dictionary_t env, prop_dictionary_t oenv, bool force)
|
|
{
|
|
print_link_addresses(env, false);
|
|
}
|
|
|
|
static int
|
|
link_pre_aifaddr(prop_dictionary_t env, const struct afparam *param)
|
|
{
|
|
bool active;
|
|
struct if_laddrreq *iflr = param->req.buf;
|
|
|
|
if (prop_dictionary_get_bool(env, "active", &active) && active)
|
|
iflr->flags |= IFLR_ACTIVE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
link_commit_address(prop_dictionary_t env, prop_dictionary_t oenv)
|
|
{
|
|
struct if_laddrreq dgreq = {
|
|
.addr = {
|
|
.ss_family = AF_LINK,
|
|
.ss_len = sizeof(dgreq.addr),
|
|
},
|
|
};
|
|
struct if_laddrreq req = {
|
|
.addr = {
|
|
.ss_family = AF_LINK,
|
|
.ss_len = sizeof(req.addr),
|
|
}
|
|
};
|
|
struct afparam linkparam = {
|
|
.req = BUFPARAM(req)
|
|
, .dgreq = BUFPARAM(dgreq)
|
|
, .name = {
|
|
{.buf = dgreq.iflr_name,
|
|
.buflen = sizeof(dgreq.iflr_name)},
|
|
{.buf = req.iflr_name,
|
|
.buflen = sizeof(req.iflr_name)}
|
|
}
|
|
, .dgaddr = BUFPARAM(dgreq.addr)
|
|
, .addr = BUFPARAM(req.addr)
|
|
, .aifaddr = IFADDR_PARAM(SIOCALIFADDR)
|
|
, .difaddr = IFADDR_PARAM(SIOCDLIFADDR)
|
|
, .gifaddr = IFADDR_PARAM(0)
|
|
, .pre_aifaddr = link_pre_aifaddr
|
|
};
|
|
commit_address(env, oenv, &linkparam);
|
|
}
|
|
|
|
static void
|
|
link_constructor(void)
|
|
{
|
|
register_family(&af);
|
|
cmdloop_branch_init(&branch, &link_pkw.pk_parser);
|
|
register_cmdloop_branch(&branch);
|
|
}
|