perf probe: Introduce kprobe_trace_event and perf_probe_event

[net-next-2.6.git] / tools / perf / util / probe-event.h

diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h
index 703b8876dfb177dae4272c1e1e5bbf6d6ddee9c6..2a2f0a26dc679eb5369b8a9602977dfa1dde5ddc 100644 (file)
--- a/tools/perf/util/probe-event.h
+++ b/tools/perf/util/probe-event.h
@@ -2,24 +2,113 @@
 #define _PROBE_EVENT_H
 
 #include <stdbool.h>
-#include "probe-finder.h"
 #include "strlist.h"
 
 extern bool probe_event_dry_run;
 
-extern void parse_line_range_desc(const char *arg, struct line_range *lr);
-extern void parse_perf_probe_event(const char *str, struct probe_point *pp,
-                                  bool *need_dwarf);
-extern int synthesize_perf_probe_point(struct probe_point *pp);
-extern int synthesize_perf_probe_event(struct probe_point *pp);
-extern void parse_trace_kprobe_event(const char *str, struct probe_point *pp);
-extern int synthesize_trace_kprobe_event(struct probe_point *pp);
-extern void add_trace_kprobe_events(struct probe_point *probes, int nr_probes,
-                                   bool force_add, bool need_dwarf);
-extern void del_trace_kprobe_events(struct strlist *dellist);
+/* kprobe-tracer tracing point */
+struct kprobe_trace_point {
+       char            *symbol;        /* Base symbol */
+       unsigned long   offset;         /* Offset from symbol */
+       bool            retprobe;       /* Return probe flag */
+};
+
+/* kprobe-tracer tracing argument referencing offset */
+struct kprobe_trace_arg_ref {
+       struct kprobe_trace_arg_ref     *next;  /* Next reference */
+       long                            offset; /* Offset value */
+};
+
+/* kprobe-tracer tracing argument */
+struct kprobe_trace_arg {
+       char                            *name;  /* Argument name */
+       char                            *value; /* Base value */
+       struct kprobe_trace_arg_ref     *ref;   /* Referencing offset */
+};
+
+/* kprobe-tracer tracing event (point + arg) */
+struct kprobe_trace_event {
+       char                            *event; /* Event name */
+       char                            *group; /* Group name */
+       struct kprobe_trace_point       point;  /* Trace point */
+       int                             nargs;  /* Number of args */
+       struct kprobe_trace_arg         *args;  /* Arguments */
+};
+
+/* Perf probe probing point */
+struct perf_probe_point {
+       char            *file;          /* File path */
+       char            *function;      /* Function name */
+       int             line;           /* Line number */
+       char            *lazy_line;     /* Lazy matching pattern */
+       unsigned long   offset;         /* Offset from function entry */
+       bool            retprobe;       /* Return probe flag */
+};
+
+/* Perf probe probing argument */
+struct perf_probe_arg {
+       char            *name;          /* Argument name */
+};
+
+/* Perf probe probing event (point + arg) */
+struct perf_probe_event {
+       char                    *event; /* Event name */
+       char                    *group; /* Group name */
+       struct perf_probe_point point;  /* Probe point */
+       int                     nargs;  /* Number of arguments */
+       struct perf_probe_arg   *args;  /* Arguments */
+};
+
+
+/* Line number container */
+struct line_node {
+       struct list_head        list;
+       unsigned int            line;
+};
+
+/* Line range */
+struct line_range {
+       char                    *file;          /* File name */
+       char                    *function;      /* Function name */
+       unsigned int            start;          /* Start line number */
+       unsigned int            end;            /* End line number */
+       int                     offset;         /* Start line offset */
+       char                    *path;          /* Real path name */
+       struct list_head        line_list;      /* Visible lines */
+};
+
+/* Command string to events */
+extern void parse_perf_probe_command(const char *cmd,
+                                    struct perf_probe_event *pev);
+extern void parse_kprobe_trace_command(const char *cmd,
+                                      struct kprobe_trace_event *tev);
+
+/* Events to command string */
+extern char *synthesize_perf_probe_command(struct perf_probe_event *pev);
+extern char *synthesize_kprobe_trace_command(struct kprobe_trace_event *tev);
+
+/* Check the perf_probe_event needs debuginfo */
+extern bool perf_probe_event_need_dwarf(struct perf_probe_event *pev);
+
+/* Convert from kprobe_trace_event to perf_probe_event */
+extern void convert_to_perf_probe_event(struct kprobe_trace_event *tev,
+                                       struct perf_probe_event *pev);
+
+/* Release event contents */
+extern void clear_perf_probe_event(struct perf_probe_event *pev);
+extern void clear_kprobe_trace_event(struct kprobe_trace_event *tev);
+
+/* Command string to line-range */
+extern void parse_line_range_desc(const char *cmd, struct line_range *lr);
+
+
+extern void add_perf_probe_events(struct perf_probe_event *pevs, int ntevs,
+                                 bool force_add);
+extern void del_perf_probe_events(struct strlist *dellist);
 extern void show_perf_probe_events(void);
 extern void show_line_range(struct line_range *lr);
 
+
 /* Maximum index number of event-name postfix */
 #define MAX_EVENT_INDEX        1024