1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __PERF_SESSION_H
3*4882a593Smuzhiyun #define __PERF_SESSION_H
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun #include "trace-event.h"
6*4882a593Smuzhiyun #include "event.h"
7*4882a593Smuzhiyun #include "header.h"
8*4882a593Smuzhiyun #include "machine.h"
9*4882a593Smuzhiyun #include "data.h"
10*4882a593Smuzhiyun #include "ordered-events.h"
11*4882a593Smuzhiyun #include "util/compress.h"
12*4882a593Smuzhiyun #include <linux/kernel.h>
13*4882a593Smuzhiyun #include <linux/rbtree.h>
14*4882a593Smuzhiyun #include <linux/perf_event.h>
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun struct ip_callchain;
17*4882a593Smuzhiyun struct symbol;
18*4882a593Smuzhiyun struct thread;
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun struct auxtrace;
21*4882a593Smuzhiyun struct itrace_synth_opts;
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun struct perf_session {
24*4882a593Smuzhiyun struct perf_header header;
25*4882a593Smuzhiyun struct machines machines;
26*4882a593Smuzhiyun struct evlist *evlist;
27*4882a593Smuzhiyun struct auxtrace *auxtrace;
28*4882a593Smuzhiyun struct itrace_synth_opts *itrace_synth_opts;
29*4882a593Smuzhiyun struct list_head auxtrace_index;
30*4882a593Smuzhiyun struct trace_event tevent;
31*4882a593Smuzhiyun struct perf_record_time_conv time_conv;
32*4882a593Smuzhiyun bool repipe;
33*4882a593Smuzhiyun bool one_mmap;
34*4882a593Smuzhiyun void *one_mmap_addr;
35*4882a593Smuzhiyun u64 one_mmap_offset;
36*4882a593Smuzhiyun struct ordered_events ordered_events;
37*4882a593Smuzhiyun struct perf_data *data;
38*4882a593Smuzhiyun struct perf_tool *tool;
39*4882a593Smuzhiyun u64 bytes_transferred;
40*4882a593Smuzhiyun u64 bytes_compressed;
41*4882a593Smuzhiyun struct zstd_data zstd_data;
42*4882a593Smuzhiyun struct decomp *decomp;
43*4882a593Smuzhiyun struct decomp *decomp_last;
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun struct decomp {
47*4882a593Smuzhiyun struct decomp *next;
48*4882a593Smuzhiyun u64 file_pos;
49*4882a593Smuzhiyun size_t mmap_len;
50*4882a593Smuzhiyun u64 head;
51*4882a593Smuzhiyun size_t size;
52*4882a593Smuzhiyun char data[];
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun struct perf_tool;
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun struct perf_session *perf_session__new(struct perf_data *data,
58*4882a593Smuzhiyun bool repipe, struct perf_tool *tool);
59*4882a593Smuzhiyun void perf_session__delete(struct perf_session *session);
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun void perf_event_header__bswap(struct perf_event_header *hdr);
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun int perf_session__peek_event(struct perf_session *session, off_t file_offset,
64*4882a593Smuzhiyun void *buf, size_t buf_sz,
65*4882a593Smuzhiyun union perf_event **event_ptr,
66*4882a593Smuzhiyun struct perf_sample *sample);
67*4882a593Smuzhiyun typedef int (*peek_events_cb_t)(struct perf_session *session,
68*4882a593Smuzhiyun union perf_event *event, u64 offset,
69*4882a593Smuzhiyun void *data);
70*4882a593Smuzhiyun int perf_session__peek_events(struct perf_session *session, u64 offset,
71*4882a593Smuzhiyun u64 size, peek_events_cb_t cb, void *data);
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun int perf_session__process_events(struct perf_session *session);
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun int perf_session__queue_event(struct perf_session *s, union perf_event *event,
76*4882a593Smuzhiyun u64 timestamp, u64 file_offset);
77*4882a593Smuzhiyun
78*4882a593Smuzhiyun void perf_tool__fill_defaults(struct perf_tool *tool);
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun int perf_session__resolve_callchain(struct perf_session *session,
81*4882a593Smuzhiyun struct evsel *evsel,
82*4882a593Smuzhiyun struct thread *thread,
83*4882a593Smuzhiyun struct ip_callchain *chain,
84*4882a593Smuzhiyun struct symbol **parent);
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun bool perf_session__has_traces(struct perf_session *session, const char *msg);
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun void perf_event__attr_swap(struct perf_event_attr *attr);
89*4882a593Smuzhiyun
90*4882a593Smuzhiyun int perf_session__create_kernel_maps(struct perf_session *session);
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun void perf_session__set_id_hdr_size(struct perf_session *session);
93*4882a593Smuzhiyun
94*4882a593Smuzhiyun static inline
perf_session__find_machine(struct perf_session * session,pid_t pid)95*4882a593Smuzhiyun struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
96*4882a593Smuzhiyun {
97*4882a593Smuzhiyun return machines__find(&session->machines, pid);
98*4882a593Smuzhiyun }
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun static inline
perf_session__findnew_machine(struct perf_session * session,pid_t pid)101*4882a593Smuzhiyun struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
102*4882a593Smuzhiyun {
103*4882a593Smuzhiyun return machines__findnew(&session->machines, pid);
104*4882a593Smuzhiyun }
105*4882a593Smuzhiyun
106*4882a593Smuzhiyun struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
107*4882a593Smuzhiyun int perf_session__register_idle_thread(struct perf_session *session);
108*4882a593Smuzhiyun
109*4882a593Smuzhiyun size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
110*4882a593Smuzhiyun
111*4882a593Smuzhiyun size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
112*4882a593Smuzhiyun
113*4882a593Smuzhiyun size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
114*4882a593Smuzhiyun bool (fn)(struct dso *dso, int parm), int parm);
115*4882a593Smuzhiyun
116*4882a593Smuzhiyun size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
117*4882a593Smuzhiyun
118*4882a593Smuzhiyun struct evsel *perf_session__find_first_evtype(struct perf_session *session,
119*4882a593Smuzhiyun unsigned int type);
120*4882a593Smuzhiyun
121*4882a593Smuzhiyun int perf_session__cpu_bitmap(struct perf_session *session,
122*4882a593Smuzhiyun const char *cpu_list, unsigned long *cpu_bitmap);
123*4882a593Smuzhiyun
124*4882a593Smuzhiyun void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
125*4882a593Smuzhiyun
126*4882a593Smuzhiyun struct evsel_str_handler;
127*4882a593Smuzhiyun
128*4882a593Smuzhiyun #define perf_session__set_tracepoints_handlers(session, array) \
129*4882a593Smuzhiyun __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
130*4882a593Smuzhiyun
131*4882a593Smuzhiyun extern volatile int session_done;
132*4882a593Smuzhiyun
133*4882a593Smuzhiyun #define session_done() READ_ONCE(session_done)
134*4882a593Smuzhiyun
135*4882a593Smuzhiyun int perf_session__deliver_synth_event(struct perf_session *session,
136*4882a593Smuzhiyun union perf_event *event,
137*4882a593Smuzhiyun struct perf_sample *sample);
138*4882a593Smuzhiyun
139*4882a593Smuzhiyun int perf_event__process_id_index(struct perf_session *session,
140*4882a593Smuzhiyun union perf_event *event);
141*4882a593Smuzhiyun
142*4882a593Smuzhiyun #endif /* __PERF_SESSION_H */
143