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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <errno.h>
#include <getopt.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include "device-private.h"
#include "device-util.h"
#include "log.h"
#include "udev-builtin.h"
#include "udevadm.h"
#include "udevadm-util.h"
static sd_device_action_t arg_action = SD_DEVICE_ADD;
static const char *arg_command = NULL;
static const char *arg_syspath = NULL;
static int help(void) {
printf("%s test-builtin [OPTIONS] COMMAND DEVPATH\n\n"
"Test a built-in command.\n\n"
" -h --help Print this message\n"
" -V --version Print version of the program\n\n"
" -a --action=ACTION|help Set action string\n"
"Commands:\n",
program_invocation_short_name);
udev_builtin_list();
return 0;
}
static int parse_argv(int argc, char *argv[]) {
static const struct option options[] = {
{ "action", required_argument, NULL, 'a' },
{ "version", no_argument, NULL, 'V' },
{ "help", no_argument, NULL, 'h' },
{}
};
int r, c;
while ((c = getopt_long(argc, argv, "a:Vh", options, NULL)) >= 0)
switch (c) {
case 'a':
r = parse_device_action(optarg, &arg_action);
if (r < 0)
return log_error_errno(r, "Invalid action '%s'", optarg);
if (r == 0)
return 0;
break;
case 'V':
return print_version();
case 'h':
return help();
case '?':
return -EINVAL;
default:
assert_not_reached();
}
arg_command = argv[optind++];
if (!arg_command)
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"Command missing.");
arg_syspath = argv[optind++];
if (!arg_syspath)
return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
"device is missing.");
return 1;
}
int builtin_main(int argc, char *argv[], void *userdata) {
_cleanup_(udev_event_freep) UdevEvent *event = NULL;
_cleanup_(sd_device_unrefp) sd_device *dev = NULL;
UdevBuiltinCommand cmd;
int r;
log_setup();
r = parse_argv(argc, argv);
if (r <= 0)
return r;
udev_builtin_init();
cmd = udev_builtin_lookup(arg_command);
if (cmd < 0) {
r = log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Unknown command '%s'", arg_command);
goto finish;
}
r = find_device_with_action(arg_syspath, arg_action, &dev);
if (r < 0) {
log_error_errno(r, "Failed to open device '%s': %m", arg_syspath);
goto finish;
}
event = udev_event_new(dev, NULL, EVENT_UDEVADM_TEST_BUILTIN);
if (!event) {
r = log_oom();
goto finish;
}
if (arg_action != SD_DEVICE_REMOVE) {
/* For net_setup_link */
r = device_clone_with_db(dev, &event->dev_db_clone);
if (r < 0) {
log_device_error_errno(dev, r, "Failed to clone device: %m");
goto finish;
}
}
r = udev_builtin_run(event, cmd, arg_command);
if (r < 0) {
log_debug_errno(r, "Builtin command '%s' fails: %m", arg_command);
goto finish;
}
r = 0;
finish:
udev_builtin_exit();
return r;
}
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