1 files changed, 22 insertions, 1 deletions

diff --git a/rt-plot.h b/rt-plot.h
index e84bbf9..ef609bb 100644
--- a/rt-plot.h
+++ b/rt-plot.h
@@ -16,12 +16,29 @@ typedef struct record* (*write_header_cb)(struct rt_plot_common *rt,
                                           struct graph_info *ginfo,
                                           struct trace_seq *s,
                                           unsigned long long time);
+typedef int (*iterate_cb)(struct graph_info *ginfo, struct record *record, void *data);
+
+struct job_info {
+        unsigned long long      release;
+        unsigned long long      deadline;
+        unsigned long long      start;
+        unsigned long long      end;
+        unsigned long long      no;
+};
+
+
 struct rt_plot_common {
         record_matches_cb       record_matches;
         is_drawn_cb             is_drawn;
         write_header_cb         write_header;
+
+        /* Cache the current job info. Used in mouseovers to avoid recalulating
+         * job information when the mouse does not cross job boundaries.
+         */
+        struct job_info         last_job;
 };
 
+
 int
 rt_plot_display_last_event(struct graph_info *ginfo, struct graph_plot *plot,
                            struct trace_seq *s, unsigned long long time);
@@ -60,9 +77,13 @@ void set_cpus_to_rts(struct graph_info *ginfo,
 int is_task_running(struct graph_info *ginfo,
                     unsigned long long time,
                     int pid);
-void get_previous_release(struct graph_info *ginfo, int tid,
+void get_previous_release(struct graph_info *ginfo, struct rt_plot_common *common,
+                          int tid,
                           unsigned long long time, int *job,
                           unsigned long long *release,
                           unsigned long long *deadline);
 
+void iterate(struct graph_info *ginfo, int reverse, iterate_cb cb, void *data);
+
+
 #endif