2 * Copyright (c) 2016-2017, Marie Helene Kvello-Aune
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
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9 * thislist of conditions and the following disclaimer.
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29 #include <arpa/inet.h>
37 #include <libifconfig.h>
41 main(int argc, char *argv[])
43 char *ifname, *ifdescr, *curdescr;
44 ifconfig_handle_t *lifh;
47 errx(EINVAL, "Invalid number of arguments."
48 " First argument should be interface name, second argument"
49 " should be the description to set.");
52 /* We have a static number of arguments. Therefore we can do it simple. */
53 ifname = strdup(argv[1]);
54 ifdescr = strdup(argv[2]);
57 printf("Interface name: %s\n", ifname);
59 lifh = ifconfig_open();
61 errx(ENOMEM, "Failed to open libifconfig handle.");
65 if (ifconfig_get_description(lifh, ifname, &curdescr) == 0) {
66 printf("Old description: %s\n", curdescr);
69 printf("New description: %s\n\n", ifdescr);
71 if (ifconfig_set_description(lifh, ifname, ifdescr) == 0) {
72 printf("New description successfully set.\n");
74 switch (ifconfig_err_errtype(lifh)) {
76 err(ifconfig_err_errno(lifh), "Socket error");
79 err(ifconfig_err_errno(
80 lifh), "IOCTL(%lu) error",
81 ifconfig_err_ioctlreq(lifh));
84 err(ifconfig_err_errno(lifh), "Other error");