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/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2021-2022 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <config.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_STDBOOL_H
# include <stdbool.h>
#else
# include "compat/stdbool.h"
#endif /* HAVE_STDBOOL_H */
#include <string.h>
#include <unistd.h>
#include <limits.h>
#include <errno.h>
#include "sudo_compat.h"
#include "sudo_util.h"
sudo_dso_public int main(int argc, char *argv[]);
extern int get_net_ifs(char **addrinfo);
int
main(int argc, char *argv[])
{
int ch, ninterfaces, errors = 0, ntests = 1;
char *interfaces = NULL;
bool verbose = false;
initprogname(argc > 0 ? argv[0] : "check_net_ifs");
while ((ch = getopt(argc, argv, "v")) != -1) {
switch (ch) {
case 'v':
verbose = true;
break;
default:
fprintf(stderr, "usage: %s [-v]\n", getprogname());
return EXIT_FAILURE;
}
}
ninterfaces = get_net_ifs(&interfaces);
switch (ninterfaces) {
case -1:
printf("FAIL: unable to get network interfaces\n");
errors++;
break;
case 0:
/* no interfaces or STUB_LOAD_INTERFACES defined. */
if (verbose)
printf("OK: (0 interfaces)\n");
break;
default:
if (verbose) {
printf("OK: (%d interface%s, %s)\n", ninterfaces,
ninterfaces > 1 ? "s" : "", interfaces);
}
break;
}
free(interfaces);
if (ntests != 0) {
printf("%s: %d tests run, %d errors, %d%% success rate\n",
getprogname(), ntests, errors, (ntests - errors) * 100 / ntests);
}
return errors;
}
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