void
ni_netdev_set_ethtool(ni_netdev_t *dev, ni_ethtool_t *ethtool)
{
if (dev->ethtool)
ni_ethtool_free(dev->ethtool);
dev->ethtool = ethtool;
}
int
ni_do_ethtool(const char *caller, int argc, char **argv)
{
enum { OPT_HELP };
static struct option options[] = {
{ "help", no_argument, NULL, OPT_HELP },
{ NULL, no_argument, NULL, 0 }
};
int c, n, status = NI_WICKED_RC_USAGE;
const struct ethtool_opt *opt;
ni_netdev_ref_t ref = { 0, NULL };
ni_ethtool_t *ethtool = NULL;
optind = 1;
while ((c = getopt_long(argc, argv, "+", options, NULL)) != EOF) {
switch (c) {
case OPT_HELP:
status = NI_WICKED_RC_SUCCESS;
/* fall through */
default:
usage:
fprintf(stderr,
"wicked %s [global options ...] <ifname> <action options [arguments] > ...\n"
"\n"
"Supported global options:\n"
" --help\n"
" Show this help text.\n"
"\n"
"Supported action options:\n"
, argv[0]
);
for (opt = ethtool_opts; opt && opt->name; opt++)
ethtool_opt_usage(opt);
goto cleanup;
}
}
if (optind >= argc) {
fprintf(stderr, "%s: missing interface argument\n\n", argv[0]);
goto usage;
}
if (optind + 1 >= argc) {
fprintf(stderr, "%s: missing interface action option\n\n", argv[0]);
goto usage;
}
status = NI_WICKED_RC_ERROR;
ni_netdev_ref_init(&ref, argv[optind], if_nametoindex(argv[optind]));
if (!ref.index) {
fprintf(stderr, "%s: cannot find interface with name '%s'\n", argv[0], argv[optind]);
goto cleanup;
}
if (!(ethtool = ni_ethtool_new())) {
fprintf(stderr, "%s: cannot allocate ethtool parameters for '%s'\n", argv[0], ref.name);
goto cleanup;
}
status = NI_WICKED_RC_SUCCESS;
for (n = ++optind; n < argc; ) {
if ((opt = ethtool_opt_find(ethtool_opts, argv[n]))) {
struct ethtool_args args;
char * argn;
ethtool_args_set(&args, &argn, argc - n - 1, argv + n + 1);
n += args.argc + 1;
if (opt->func(&ref, ethtool, &args) < 0)
status = NI_WICKED_RC_ERROR;
argv[n] = argn;
} else
if (!ni_string_eq(argv[n], "--")) {
fprintf(stderr, "%s: unknown interface action option '%s'\n\n",
argv[0], argv[n]);
status = NI_WICKED_RC_USAGE;
goto cleanup;
} else
n++;
}
cleanup:
ni_ethtool_free(ethtool);
ni_netdev_ref_destroy(&ref);
return status;
}