X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udevtest.c;h=2854f7558ff3cd8a9c75b5dd2ccce38e10682376;hp=19cf9ec4f41aa66cc02443a257a99b9142e14453;hb=1f889fb84fa14d1e7e3c2a1a3bc5e0df5c6fba23;hpb=5ce120d366b54ea2bae12ec6ce01bb0d38ff1f50

diff --git a/udevtest.c b/udevtest.c
index 19cf9ec4f..2854f7558 100644
--- a/udevtest.c
+++ b/udevtest.c
@@ -1,9 +1,6 @@
 /*
- * udev.c
- *
- * Userspace devfs
- *
- * Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
+ * Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com>
+ * Copyright (C) 2004-2006 Kay Sievers <kay.sievers@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
@@ -16,31 +13,32 @@
  * 
  *	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.
+ *	51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 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 "libsysfs/sysfs/libsysfs.h"
 #include "udev.h"
-#include "udev_utils.h"
-#include "udev_version.h"
-#include "namedev.h"
-#include "logging.h"
+#include "udev_rules.h"
 
 
-#ifdef LOG
-unsigned char logname[LOGNAME_SIZE];
-void log_message (int level, const char *format, ...)
+#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);
@@ -51,69 +49,89 @@ void log_message (int level, const char *format, ...)
 
 int main(int argc, char *argv[], char *envp[])
 {
-	struct sysfs_class_device *class_dev;
-	char *devpath;
-	char path[SYSFS_PATH_MAX];
-	char temp[NAME_SIZE];
-	struct udevice udev;
-	char *subsystem = NULL;
+	struct udev_rules rules = {};
+	char *devpath = NULL;
+	struct udevice *udev;
+	struct sysfs_device *dev;
+	int i;
+	int retval;
+	int rc = 0;
 
 	info("version %s", UDEV_VERSION);
-
-	if (argc < 2 || argc > 3) {
-		info("Usage: udevtest <devpath> [subsystem]");
-		return 1;
+	udev_config_init();
+	if (udev_log_priority < LOG_INFO)
+		udev_log_priority = LOG_INFO;
+
+	for (i = 1 ; i < argc; i++) {
+		char *arg = argv[i];
+
+		if (strcmp(arg, "--help") == 0 || strcmp(arg, "-h") == 0) {
+			printf("Usage: udevtest [--help] <devpath>\n");
+			goto exit;
+		} else
+			devpath = arg;
 	}
 
-	/* initialize our configuration */
-	udev_init_config();
-
-	/* remove sysfs_path if given */
-	if (strncmp(argv[1], sysfs_path, strlen(sysfs_path)) == 0) {
-		devpath = &argv[1][strlen(sysfs_path)] ;
+	if (devpath == NULL) {
+		fprintf(stderr, "devpath parameter missing\n");
+		rc = 1;
+		goto exit;
 	}
-	else
-		if (argv[1][0] != '/') {
-			/* prepend '/' if missing */
-			strfieldcpy(temp, "/");
-			strfieldcat(temp, argv[1]);
-			devpath = temp;
-		} else {
-			devpath = argv[1];
-		}
-
-	info("looking at '%s'", devpath);
 
-	/* initialize the naming deamon */
-	namedev_init();
+	sysfs_init();
+	udev_rules_init(&rules, 0);
 
-	if (argc == 3)
-		subsystem = argv[2];
+	/* remove /sys if given */
+	if (strncmp(devpath, sysfs_path, strlen(sysfs_path)) == 0)
+		devpath = &devpath[strlen(sysfs_path)];
 
-	/* fill in values and test_run flag*/
-	udev_init_device(&udev, devpath, subsystem);
-
-	/* skip subsystems without "dev", but handle net devices */
-	if (udev.type != 'n' && subsystem_expect_no_dev(udev.subsystem)) {
-		info("don't care about '%s' devices", udev.subsystem);
-		return 2;
+	dev = sysfs_device_get(devpath);
+	if (dev == NULL) {
+		fprintf(stderr, "unable to open device '%s'\n", devpath);
+		rc = 2;
+		goto exit;
 	}
 
-	/* open the device */
-	snprintf(path, SYSFS_PATH_MAX, "%s%s", sysfs_path, udev.devpath);
-	class_dev = sysfs_open_class_device_path(path);
-	if (class_dev == NULL) {
-		info("sysfs_open_class_device_path failed");
-		return 1;
+	udev = udev_device_init();
+	if (udev == NULL) {
+		fprintf(stderr, "error initializing device\n");
+		rc = 3;
+		goto exit;
 	}
 
-	info("opened class_dev->name='%s'", class_dev->name);
+	/* 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;
-	udev_add_device(&udev, class_dev);
+	udev->test_run = 1;
+
+	setenv("DEVPATH", udev->dev->devpath, 1);
+	setenv("SUBSYSTEM", udev->dev->subsystem, 1);
+	setenv("ACTION", "add", 1);
+
+	printf("This program is for debugging only, it does not create any node,\n"
+	       "or run any program specified by a RUN key. It may show incorrect results,\n"
+	       "if rules match against subsystem specfic kernel event variables.\n"
+	       "\n");
+
+	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;
 
-	sysfs_close_class_device(class_dev);
+		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);
+		}
+	}
 
-	return 0;
+exit:
+	udev_rules_cleanup(&rules);
+	sysfs_cleanup();
+	return rc;
 }