- strfieldcpy(udev->subsystem, subsystem);
-
- if (strcmp(udev->subsystem, "block") == 0)
- udev->type = 'b';
- else if (strcmp(udev->subsystem, "net") == 0)
- udev->type = 'n';
- else if (strncmp(udev->devpath, "/block/", 7) == 0)
- udev->type = 'b';
- else if (strncmp(udev->devpath, "/class/net/", 11) == 0)
- udev->type = 'n';
- else if (strncmp(udev->devpath, "/class/", 7) == 0)
- udev->type = 'c';
+ strlcpy(udev->subsystem, subsystem, sizeof(udev->subsystem));
+
+ if (devpath) {
+ strlcpy(udev->devpath, devpath, sizeof(udev->devpath));
+ no_trailing_slash(udev->devpath);
+
+ if (strncmp(udev->devpath, "/block/", 7) == 0)
+ udev->type = BLOCK;
+ else if (strncmp(udev->devpath, "/class/net/", 11) == 0)
+ udev->type = NET;
+ else if (strncmp(udev->devpath, "/class/", 7) == 0)
+ udev->type = CLASS;
+ else if (strncmp(udev->devpath, "/devices/", 9) == 0)
+ udev->type = PHYSDEV;
+
+ /* get kernel name */
+ pos = strrchr(udev->devpath, '/');
+ if (pos) {
+ strlcpy(udev->kernel_name, &pos[1], sizeof(udev->kernel_name));
+ dbg("kernel_name='%s'", udev->kernel_name);
+
+ /* Some block devices have '!' in their name, change that to '/' */
+ pos = udev->kernel_name;
+ while (pos[0] != '\0') {
+ if (pos[0] == '!')
+ pos[0] = '/';
+ pos++;
+ }
+
+ /* get kernel number */
+ pos = &udev->kernel_name[strlen(udev->kernel_name)];
+ while (isdigit(pos[-1]))
+ pos--;
+ strlcpy(udev->kernel_number, pos, sizeof(udev->kernel_number));
+ dbg("kernel_number='%s'", udev->kernel_number);
+ }
+ }