};
extern struct supertype *super_by_fd(int fd);
-extern struct supertype *guess_super(int fd);
+enum guess_types { guess_any, guess_array, guess_partitions };
+extern struct supertype *guess_super_type(int fd, enum guess_types guess_type);
+static inline struct supertype *guess_super(int fd) {
+ return guess_super_type(fd, guess_any);
+}
extern struct supertype *dup_super(struct supertype *st);
extern int get_dev_size(int fd, char *dname, unsigned long long *sizep);
extern void get_one_disk(int mdfd, mdu_array_info_t *ainf,
extern void policyline(char *line, char *type);
extern void policy_free(void);
+extern struct dev_policy *path_policy(char *path, char *type);
extern struct dev_policy *disk_policy(struct mdinfo *disk);
extern void dev_policy_free(struct dev_policy *p);