#include <stdlib.h>
#include <string.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+#include <ctype.h>
+
#include "udev.h"
#include "udev_version.h"
+#include "udev_dbus.h"
+#include "namedev.h"
+#include "udevdb.h"
+#include "libsysfs/libsysfs.h"
+/* global variables */
+char **main_argv;
+char **main_envp;
-static char *get_action(void)
+static inline char *get_action(void)
{
char *action;
return action;
}
+static inline char *get_devpath(void)
+{
+ char *devpath;
-/* yeah this should be dynamically allocated... */
-static char device[255];
+ devpath = getenv("DEVPATH");
+ return devpath;
+}
-static char *get_device(void)
+static inline char *get_seqnum(void)
{
- char *temp;
+ char *seqnum;
- temp = getenv("DEVPATH");
- if (temp == NULL)
- return NULL;
- strcpy(device, SYSFS_ROOT);
- strcat(device, temp);
-
- return device;
+ seqnum = getenv("SEQNUM");
+ return seqnum;
}
-
-int main(int argc, char *argv[])
+int main(int argc, char **argv, char **envp)
{
- char *subsystem;
char *action;
- char *dev;
+ char *devpath;
+ char *subsystem;
+ int retval = -EINVAL;
+ main_argv = argv;
+ main_envp = envp;
+
+ dbg("version %s", UDEV_VERSION);
+
if (argc != 2) {
dbg ("unknown number of arguments");
- return 1;
+ goto exit;
}
subsystem = argv[1];
+ devpath = get_devpath();
+ if (!devpath) {
+ dbg ("no devpath?");
+ goto exit;
+ }
+ dbg("looking at '%s'", devpath);
+
+ /* we only care about class devices and block stuff */
+ if (!strstr(devpath, "class") &&
+ !strstr(devpath, "block")) {
+ dbg("not a block or class device");
+ goto exit;
+ }
+
+ /* but we don't care about net class devices */
+ if (strcmp(subsystem, "net") == 0) {
+ dbg("don't care about net devices");
+ goto exit;
+ }
+
action = get_action();
if (!action) {
dbg ("no action?");
- return 1;
+ goto exit;
}
- dev = get_device();
- if (!dev) {
- dbg ("no device?");
- return 1;
+ /* initialize our configuration */
+ udev_init_config();
+
+ /* connect to the system message bus */
+ sysbus_connect();
+
+ /* initialize udev database */
+ retval = udevdb_init(UDEVDB_DEFAULT);
+ if (retval != 0) {
+ dbg("unable to initialize database");
+ goto exit;
}
- return 0;
-}
+ /* initialize the naming deamon */
+ namedev_init();
+ if (strcmp(action, "add") == 0)
+ retval = udev_add_device(devpath, subsystem);
+
+ else if (strcmp(action, "remove") == 0)
+ retval = udev_remove_device(devpath, subsystem);
+
+ else {
+ dbg("unknown action '%s'", action);
+ retval = -EINVAL;
+ }
+ udevdb_exit();
+
+ /* disconnect from the system message bus */
+ sysbus_disconnect();
+
+exit:
+ return retval;
+}