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/*
* udevtest.c
*
* Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com>
*
* 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 version 2 of the License.
*
* 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, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stddef.h>
#include <unistd.h>
#include <errno.h>
#include <ctype.h>
#include <signal.h>
#include <syslog.h>
#include "udev.h"
#include "udev_rules.h"
#ifdef USE_LOG
void log_message (int priority, const char *format, ...)
{
va_list args;
if (priority > udev_log_priority)
return;
va_start(args, format);
vprintf(format, args);
va_end(args);
if (format[strlen(format)-1] != '\n')
printf("\n");
}
#endif
int main(int argc, char *argv[], char *envp[])
{
struct udev_rules rules;
char *devpath;
char temp[PATH_SIZE];
struct udevice *udev;
struct sysfs_device *dev;
int retval;
int rc = 0;
info("version %s", UDEV_VERSION);
/* initialize our configuration */
udev_config_init();
if (udev_log_priority < LOG_INFO)
udev_log_priority = LOG_INFO;
sysfs_init();
if (argc != 2) {
info("Usage: udevtest <devpath>");
return 1;
}
/* remove sysfs_path if given */
if (strncmp(argv[1], sysfs_path, strlen(sysfs_path)) == 0)
devpath = &argv[1][strlen(sysfs_path)];
else
if (argv[1][0] != '/') {
/* prepend '/' if missing */
snprintf(temp, sizeof(temp), "/%s", argv[1]);
temp[sizeof(temp)-1] = '\0';
devpath = temp;
} else
devpath = argv[1];
udev_rules_init(&rules, 0);
dev = sysfs_device_get(devpath);
if (dev == NULL) {
info("unable to open '%s'", devpath);
rc = 2;
goto exit;
}
udev = udev_device_init();
if (udev == NULL) {
info("can't open device");
rc = 3;
goto exit;
}
/* override built-in sysfs device */
udev->dev = dev;
strcpy(udev->action, "add");
udev->devt = udev_device_get_devt(udev);
/* simulate node creation with test flag */
udev->test_run = 1;
setenv("DEVPATH", udev->dev->devpath, 1);
setenv("SUBSYSTEM", udev->dev->subsystem, 1);
setenv("ACTION", "add", 1);
info("looking at device '%s' from subsystem '%s'", udev->dev->devpath, udev->dev->subsystem);
retval = udev_device_event(&rules, udev);
if (retval == 0 && !udev->ignore_device && udev_run) {
struct name_entry *name_loop;
list_for_each_entry(name_loop, &udev->run_list, node) {
char program[PATH_SIZE];
strlcpy(program, name_loop->name, sizeof(program));
udev_rules_apply_format(udev, program, sizeof(program));
info("run: '%s'", program);
}
}
exit:
udev_rules_cleanup(&rules);
sysfs_cleanup();
return rc;
}
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