1 files changed, 61 insertions, 0 deletions
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
new file mode 100644
index 0000000..32eaa1b
--- /dev/null
+++ b/tools/perf/util/session.h
@@ -0,0 +1,61 @@
+#ifndef __PERF_SESSION_H
+#define __PERF_SESSION_H
+
+#include "event.h"
+#include "header.h"
+#include "thread.h"
+#include <linux/rbtree.h>
+#include "../../../include/linux/perf_event.h"
+
+struct ip_callchain;
+struct thread;
+struct symbol;
+
+struct perf_session {
+	struct perf_header	header;
+	unsigned long		size;
+	unsigned long		mmap_window;
+	struct map_groups	kmaps;
+	struct rb_root		threads;
+	struct thread		*last_match;
+	struct events_stats	events_stats;
+	unsigned long		event_total[PERF_RECORD_MAX];
+	struct rb_root		hists;
+	u64			sample_type;
+	int			fd;
+	int			cwdlen;
+	char			*cwd;
+	char filename[0];
+};
+
+typedef int (*event_op)(event_t *self, struct perf_session *session);
+
+struct perf_event_ops {
+	event_op	process_sample_event;
+	event_op	process_mmap_event;
+	event_op	process_comm_event;
+	event_op	process_fork_event;
+	event_op	process_exit_event;
+	event_op	process_lost_event;
+	event_op	process_read_event;
+	event_op	process_throttle_event;
+	event_op	process_unthrottle_event;
+	int		(*sample_type_check)(struct perf_session *session);
+	unsigned long	total_unknown;
+	bool		full_paths;
+};
+
+struct perf_session *perf_session__new(const char *filename, int mode, bool force);
+void perf_session__delete(struct perf_session *self);
+
+int perf_session__process_events(struct perf_session *self,
+				 struct perf_event_ops *event_ops);
+
+struct symbol **perf_session__resolve_callchain(struct perf_session *self,
+						struct thread *thread,
+						struct ip_callchain *chain,
+						struct symbol **parent);
+
+int perf_header__read_build_ids(int input, u64 offset, u64 file_size);
+
+#endif /* __PERF_SESSION_H */