diff options
Diffstat (limited to 'freebsd-userspace/commands/sbin/ifconfig/ifmac.c')
| -rw-r--r-- | freebsd-userspace/commands/sbin/ifconfig/ifmac.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/freebsd-userspace/commands/sbin/ifconfig/ifmac.c b/freebsd-userspace/commands/sbin/ifconfig/ifmac.c new file mode 100644 index 00000000..31d40b13 --- /dev/null +++ b/freebsd-userspace/commands/sbin/ifconfig/ifmac.c @@ -0,0 +1,125 @@ +/*- + * Copyright (c) 2001 Networks Associates Technology, Inc. + * All rights reserved. + * + * This software was developed for the FreeBSD Project by NAI Labs, the + * Security Research Division of Network Associates, Inc. under + * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA + * CHATS research program. + * + * 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. + * 3. The name of the author may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * 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. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/ioctl.h> +#ifdef __rtems__ +#include <freebsd/sys/mac.h> +#else +#include <sys/mac.h> +#endif +#include <sys/socket.h> +#include <sys/sockio.h> + +#include <net/if.h> +#include <net/route.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "ifconfig.h" + +static void +maclabel_status(int s) +{ + struct ifreq ifr; + mac_t label; + char *label_text; + + memset(&ifr, 0, sizeof(ifr)); + strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); + + if (mac_prepare_ifnet_label(&label) == -1) + return; + ifr.ifr_ifru.ifru_data = (void *)label; + if (ioctl(s, SIOCGIFMAC, &ifr) == -1) + goto mac_free; + + + if (mac_to_text(label, &label_text) == -1) + goto mac_free; + + if (strlen(label_text) != 0) + printf("\tmaclabel %s\n", label_text); + free(label_text); + +mac_free: + mac_free(label); +} + +static void +setifmaclabel(const char *val, int d, int s, const struct afswtch *rafp) +{ + struct ifreq ifr; + mac_t label; + int error; + + if (mac_from_text(&label, val) == -1) { + perror(val); + return; + } + + memset(&ifr, 0, sizeof(ifr)); + strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); + ifr.ifr_ifru.ifru_data = (void *)label; + + error = ioctl(s, SIOCSIFMAC, &ifr); + mac_free(label); + if (error == -1) + perror("setifmac"); +} + +static struct cmd mac_cmds[] = { + DEF_CMD_ARG("maclabel", setifmaclabel), +}; +static struct afswtch af_mac = { + .af_name = "af_maclabel", + .af_af = AF_UNSPEC, + .af_other_status = maclabel_status, +}; + +static __constructor void +mac_ctor(void) +{ +#define N(a) (sizeof(a) / sizeof(a[0])) + size_t i; + + for (i = 0; i < N(mac_cmds); i++) + cmd_register(&mac_cmds[i]); + af_register(&af_mac); +#undef N +} |