1 files changed, 142 insertions, 0 deletions
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
new file mode 100644
index 000000000..f76480166
--- /dev/null
+++ b/tools/perf/util/session.h
@@ -0,0 +1,142 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_SESSION_H
+#define __PERF_SESSION_H
+
+#include "trace-event.h"
+#include "event.h"
+#include "header.h"
+#include "machine.h"
+#include "data.h"
+#include "ordered-events.h"
+#include "util/compress.h"
+#include <linux/kernel.h>
+#include <linux/rbtree.h>
+#include <linux/perf_event.h>
+
+struct ip_callchain;
+struct symbol;
+struct thread;
+
+struct auxtrace;
+struct itrace_synth_opts;
+
+struct perf_session {
+	struct perf_header	header;
+	struct machines		machines;
+	struct evlist	*evlist;
+	struct auxtrace		*auxtrace;
+	struct itrace_synth_opts *itrace_synth_opts;
+	struct list_head	auxtrace_index;
+	struct trace_event	tevent;
+	struct perf_record_time_conv	time_conv;
+	bool			repipe;
+	bool			one_mmap;
+	void			*one_mmap_addr;
+	u64			one_mmap_offset;
+	struct ordered_events	ordered_events;
+	struct perf_data	*data;
+	struct perf_tool	*tool;
+	u64			bytes_transferred;
+	u64			bytes_compressed;
+	struct zstd_data	zstd_data;
+	struct decomp		*decomp;
+	struct decomp		*decomp_last;
+};
+
+struct decomp {
+	struct decomp *next;
+	u64 file_pos;
+	size_t mmap_len;
+	u64 head;
+	size_t size;
+	char data[];
+};
+
+struct perf_tool;
+
+struct perf_session *perf_session__new(struct perf_data *data,
+				       bool repipe, struct perf_tool *tool);
+void perf_session__delete(struct perf_session *session);
+
+void perf_event_header__bswap(struct perf_event_header *hdr);
+
+int perf_session__peek_event(struct perf_session *session, off_t file_offset,
+			     void *buf, size_t buf_sz,
+			     union perf_event **event_ptr,
+			     struct perf_sample *sample);
+typedef int (*peek_events_cb_t)(struct perf_session *session,
+				union perf_event *event, u64 offset,
+				void *data);
+int perf_session__peek_events(struct perf_session *session, u64 offset,
+			      u64 size, peek_events_cb_t cb, void *data);
+
+int perf_session__process_events(struct perf_session *session);
+
+int perf_session__queue_event(struct perf_session *s, union perf_event *event,
+			      u64 timestamp, u64 file_offset);
+
+void perf_tool__fill_defaults(struct perf_tool *tool);
+
+int perf_session__resolve_callchain(struct perf_session *session,
+				    struct evsel *evsel,
+				    struct thread *thread,
+				    struct ip_callchain *chain,
+				    struct symbol **parent);
+
+bool perf_session__has_traces(struct perf_session *session, const char *msg);
+
+void perf_event__attr_swap(struct perf_event_attr *attr);
+
+int perf_session__create_kernel_maps(struct perf_session *session);
+
+void perf_session__set_id_hdr_size(struct perf_session *session);
+
+static inline
+struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
+{
+	return machines__find(&session->machines, pid);
+}
+
+static inline
+struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
+{
+	return machines__findnew(&session->machines, pid);
+}
+
+struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
+int perf_session__register_idle_thread(struct perf_session *session);
+
+size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
+
+size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
+
+size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
+					  bool (fn)(struct dso *dso, int parm), int parm);
+
+size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
+
+struct evsel *perf_session__find_first_evtype(struct perf_session *session,
+					    unsigned int type);
+
+int perf_session__cpu_bitmap(struct perf_session *session,
+			     const char *cpu_list, unsigned long *cpu_bitmap);
+
+void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
+
+struct evsel_str_handler;
+
+#define perf_session__set_tracepoints_handlers(session, array) \
+	__evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
+
+extern volatile int session_done;
+
+#define session_done()	READ_ONCE(session_done)
+
+int perf_session__deliver_synth_event(struct perf_session *session,
+				      union perf_event *event,
+				      struct perf_sample *sample);
+
+int perf_event__process_id_index(struct perf_session *session,
+				 union perf_event *event);
+
+#endif /* __PERF_SESSION_H */