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-rw-r--r--tools/perf/util/session.h164
1 files changed, 164 insertions, 0 deletions
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
new file mode 100644
index 0000000000..ee3715e856
--- /dev/null
+++ b/tools/perf/util/session.h
@@ -0,0 +1,164 @@
+/* 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 decomp_data {
+ struct decomp *decomp;
+ struct decomp *decomp_last;
+ struct zstd_data *zstd_decomp;
+};
+
+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;
+#ifdef HAVE_LIBTRACEEVENT
+ struct trace_event tevent;
+#endif
+ 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_data decomp_data;
+ struct decomp_data *active_decomp;
+};
+
+struct decomp {
+ struct decomp *next;
+ u64 file_pos;
+ const char *file_path;
+ 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, int repipe_fd,
+ struct perf_tool *tool);
+
+static inline struct perf_session *perf_session__new(struct perf_data *data,
+ struct perf_tool *tool)
+{
+ return __perf_session__new(data, false, -1, 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, const char *file_path);
+
+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,
+ bool skip_empty);
+
+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);
+
+int perf_event__process_finished_round(struct perf_tool *tool,
+ union perf_event *event,
+ struct ordered_events *oe);
+
+#endif /* __PERF_SESSION_H */