+ bool record_cb(DCR *dcr, DEV_RECORD *rec),
+ bool mount_cb(DCR *dcr));
+
+/* From reserve.c */
+void init_reservations_lock();
+void term_reservations_lock();
+void _lock_reservations();
+void _unlock_reservations();
+void release_volume(DCR *dcr);
+VOLRES *reserve_volume(DCR *dcr, const char *VolumeName);
+VOLRES *find_volume(const char *VolumeName);
+bool free_volume(DEVICE *dev);
+void unreserve_device(DCR *dcr);
+bool volume_unused(DCR *dcr);
+void create_volume_list();
+void free_volume_list();
+void list_volumes(void sendit(const char *msg, int len, void *sarg), void *arg);
+bool is_volume_in_use(DCR *dcr);
+void send_drive_reserve_messages(JCR *jcr, void sendit(const char *msg, int len, void *sarg), void *arg);
+bool find_suitable_device_for_job(JCR *jcr, RCTX &rctx);
+int search_res_for_device(RCTX &rctx);
+void release_msgs(JCR *jcr);
+
+extern int reservations_lock_count;
+
+#ifdef SD_DEBUG_LOCK
+#define lock_reservations() \
+ do { Dmsg4(sd_dbglvl, "lock_reservations at %s:%d precnt=%d JobId=%u\n", \
+ __FILE__, __LINE__, \
+ reservations_lock_count, get_jobid_from_tid()); \
+ _lock_reservations(); \
+ Dmsg1(sd_dbglvl, "lock_reservations: got lock JobId=%u\n", \
+ get_jobid_from_tid()); \
+ } while (0)
+#define unlock_reservations() \
+ do { Dmsg4(sd_dbglvl, "unlock_reservations at %s:%d precnt=%d JobId=%u\n", \
+ __FILE__, __LINE__, \
+ reservations_lock_count, get_jobid_from_tid()); \
+ _unlock_reservations(); } while (0)
+#else
+#define lock_reservations() _lock_reservations()
+#define unlock_reservations() _unlock_reservations()
+#endif
+
+