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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright © 2007-2012 Kay Sievers <kay@vrfy.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <getopt.h>
#include <stddef.h>
#include <stdio.h>
#include "selinux-util.h"
#include "string-util.h"
#include "udev.h"
#include "udev-util.h"
static int adm_version(struct udev *udev, int argc, char *argv[]) {
printf("%s\n", PACKAGE_VERSION);
return 0;
}
static const struct udevadm_cmd udevadm_version = {
.name = "version",
.cmd = adm_version,
};
static int adm_help(struct udev *udev, int argc, char *argv[]);
static const struct udevadm_cmd udevadm_help = {
.name = "help",
.cmd = adm_help,
};
static const struct udevadm_cmd *udevadm_cmds[] = {
&udevadm_info,
&udevadm_trigger,
&udevadm_settle,
&udevadm_control,
&udevadm_monitor,
&udevadm_hwdb,
&udevadm_test,
&udevadm_test_builtin,
&udevadm_version,
&udevadm_help,
};
static int adm_help(struct udev *udev, int argc, char *argv[]) {
unsigned int i;
printf("%s [--help] [--version] [--debug] COMMAND [COMMAND OPTIONS]\n\n"
"Send control commands or test the device manager.\n\n"
"Commands:\n"
, program_invocation_short_name);
for (i = 0; i < ELEMENTSOF(udevadm_cmds); i++)
if (udevadm_cmds[i]->help != NULL)
printf(" %-12s %s\n", udevadm_cmds[i]->name, udevadm_cmds[i]->help);
return 0;
}
static int run_command(struct udev *udev, const struct udevadm_cmd *cmd, int argc, char *argv[]) {
if (cmd->debug)
log_set_max_level(LOG_DEBUG);
log_debug("calling: %s", cmd->name);
return cmd->cmd(udev, argc, argv);
}
int main(int argc, char *argv[]) {
struct udev *udev;
static const struct option options[] = {
{ "debug", no_argument, NULL, 'd' },
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'V' },
{}
};
const char *command;
unsigned int i;
int rc = 1, c;
udev_parse_config();
log_parse_environment();
log_open();
mac_selinux_init();
udev = udev_new();
if (udev == NULL)
goto out;
while ((c = getopt_long(argc, argv, "+dhV", options, NULL)) >= 0)
switch (c) {
case 'd':
log_set_max_level(LOG_DEBUG);
break;
case 'h':
rc = adm_help(udev, argc, argv);
goto out;
case 'V':
rc = adm_version(udev, argc, argv);
goto out;
default:
goto out;
}
command = argv[optind];
if (command != NULL)
for (i = 0; i < ELEMENTSOF(udevadm_cmds); i++)
if (streq(udevadm_cmds[i]->name, command)) {
argc -= optind;
argv += optind;
/* we need '0' here to reset the internal state */
optind = 0;
rc = run_command(udev, udevadm_cmds[i], argc, argv);
goto out;
}
fprintf(stderr, "%s: missing or unknown command\n", program_invocation_short_name);
rc = 2;
out:
mac_selinux_finish();
udev_unref(udev);
log_close();
return rc;
}
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