+void reset_global_counters(void);
+
+/* common field access functions */
+uint64_t get_cpu_id(const struct bt_ctf_event *event);
+uint64_t get_context_tid(const struct bt_ctf_event *event);
+uint64_t get_context_pid(const struct bt_ctf_event *event);
+uint64_t get_context_ppid(const struct bt_ctf_event *event);
+char *get_context_comm(const struct bt_ctf_event *event);
+uint64_t get_context_vtid(const struct bt_ctf_event *event);
+uint64_t get_context_vpid(const struct bt_ctf_event *event);
+uint64_t get_context_vppid(const struct bt_ctf_event *event);
+char *get_context_hostname(const struct bt_ctf_event *event);
+
+enum bt_cb_ret handle_statedump_process_state(struct bt_ctf_event *call_data,
+ void *private_data);
+
+struct tm format_timestamp(uint64_t timestamp);
+
+int *lookup_filter_tid_list(int tid);
+int *lookup_tid_list(int tid);
+void remove_hostname_list(const char *hostname);
+void add_filter_tid_list(struct processtop *proc);
+void remove_filter_tid_list(int tid);
+struct host *lookup_hostname_list(const char *hostname);
+int is_hostname_filtered(const char *hostname);
+struct host *add_hostname_list(char *hostname, int filter);
+void update_hostname_filter(struct host *host);
+char *lookup_procname(const char *procname);
+char *add_procname_list(char *procname, int filter);