+static void set_str(char *to, const unsigned char *from, int count)
+{
+ int i, j;
+ int len;
+
+ /* strip trailing whitespace */
+ len = strnlen(from, count);
+ while (isspace(from[len-1]))
+ len--;
+
+ /* strip leading whitespace */
+ i = 0;
+ while (isspace(from[i]) && (i < len))
+ i++;
+
+ j = 0;
+ while (i < len) {
+ /* substitute multiple whitespace */
+ if (isspace(from[i])) {
+ while (isspace(from[i]))
+ i++;
+ to[j++] = '_';
+ }
+ /* skip chars */
+ if (from[i] == '/') {
+ i++;
+ continue;
+ }
+ to[j++] = from[i++];
+ }
+ to[j] = '\0';
+}
+
+static void set_type(char *to, const char *from, int count)
+{
+ int type_num;
+ char *eptr;
+
+ type_num = strtoul(from, &eptr, 0);
+ if (eptr != from) {
+ switch (type_num) {
+ case 0:
+ sprintf(to, "disk");
+ break;
+ case 1:
+ sprintf(to, "tape");
+ break;
+ case 4:
+ sprintf(to, "optical");
+ break;
+ case 5:
+ sprintf(to, "cd");
+ break;
+ case 7:
+ sprintf(to, "optical");
+ break;
+ case 0xe:
+ sprintf(to, "disk");
+ break;
+ case 0xf:
+ sprintf(to, "optical");
+ break;
+ default:
+ sprintf(to, "generic");
+ break;
+ }
+ } else {
+ sprintf(to, "generic");
+ }
+}
+