1 files changed, 50 insertions, 0 deletions

diff --git a/tools/perf/util/tool.h b/tools/perf/util/tool.h
new file mode 100644
index 000000000000..b0e1aadba8d5
--- /dev/null
+++ b/tools/perf/util/tool.h
@@ -0,0 +1,50 @@
+#ifndef __PERF_TOOL_H
+#define __PERF_TOOL_H
+
+#include <stdbool.h>
+
+struct perf_session;
+union perf_event;
+struct perf_evlist;
+struct perf_evsel;
+struct perf_sample;
+struct perf_tool;
+struct machine;
+
+typedef int (*event_sample)(struct perf_tool *tool, union perf_event *event,
+                            struct perf_sample *sample,
+                            struct perf_evsel *evsel, struct machine *machine);
+
+typedef int (*event_op)(struct perf_tool *tool, union perf_event *event,
+                        struct perf_sample *sample, struct machine *machine);
+
+typedef int (*event_attr_op)(union perf_event *event,
+                             struct perf_evlist **pevlist);
+typedef int (*event_simple_op)(struct perf_tool *tool, union perf_event *event);
+
+typedef int (*event_synth_op)(union perf_event *event,
+                              struct perf_session *session);
+
+typedef int (*event_op2)(struct perf_tool *tool, union perf_event *event,
+                         struct perf_session *session);
+
+struct perf_tool {
+        event_sample    sample,
+                        read;
+        event_op        mmap,
+                        comm,
+                        fork,
+                        exit,
+                        lost,
+                        throttle,
+                        unthrottle;
+        event_attr_op   attr;
+        event_synth_op  tracing_data;
+        event_simple_op event_type;
+        event_op2       finished_round,
+                        build_id;
+        bool            ordered_samples;
+        bool            ordering_requires_timestamps;
+};
+
+#endif /* __PERF_TOOL_H */