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1#ifndef _PERF_UTIL_TRACE_EVENT_H
2#define _PERF_UTIL_TRACE_EVENT_H
3
4#include "parse-events.h"
5#include "event-parse.h"
6#include "session.h"
7
8struct machine;
9struct perf_sample;
10union perf_event;
11struct thread;
12
13extern int header_page_size_size;
14extern int header_page_ts_size;
15extern int header_page_data_offset;
16
17extern bool latency_format;
18extern struct pevent *perf_pevent;
19
20enum {
21 RINGBUF_TYPE_PADDING = 29,
22 RINGBUF_TYPE_TIME_EXTEND = 30,
23 RINGBUF_TYPE_TIME_STAMP = 31,
24};
25
26#ifndef TS_SHIFT
27#define TS_SHIFT 27
28#endif
29
30int bigendian(void);
31
32int read_trace_init(int file_bigendian, int host_bigendian);
33void print_trace_event(int cpu, void *data, int size);
34
35void print_event(int cpu, void *data, int size, unsigned long long nsecs,
36 char *comm);
37
38int parse_ftrace_file(char *buf, unsigned long size);
39int parse_event_file(char *buf, unsigned long size, char *sys);
40
41struct pevent_record *trace_peek_data(int cpu);
42struct event_format *trace_find_event(int type);
43
44unsigned long long
45raw_field_value(struct event_format *event, const char *name, void *data);
46void *raw_field_ptr(struct event_format *event, const char *name, void *data);
47
48void parse_proc_kallsyms(char *file, unsigned int size __unused);
49void parse_ftrace_printk(char *file, unsigned int size __unused);
50
51ssize_t trace_report(int fd, bool repipe);
52
53int trace_parse_common_type(void *data);
54int trace_parse_common_pid(void *data);
55
56struct event_format *trace_find_next_event(struct event_format *event);
57unsigned long long read_size(void *ptr, int size);
58unsigned long long eval_flag(const char *flag);
59
60struct pevent_record *trace_read_data(int cpu);
61int read_tracing_data(int fd, struct list_head *pattrs);
62
63struct tracing_data {
64 /* size is only valid if temp is 'true' */
65 ssize_t size;
66 bool temp;
67 char temp_file[50];
68};
69
70struct tracing_data *tracing_data_get(struct list_head *pattrs,
71 int fd, bool temp);
72void tracing_data_put(struct tracing_data *tdata);
73
74
75struct scripting_ops {
76 const char *name;
77 int (*start_script) (const char *script, int argc, const char **argv);
78 int (*stop_script) (void);
79 void (*process_event) (union perf_event *event,
80 struct perf_sample *sample,
81 struct perf_evsel *evsel,
82 struct machine *machine,
83 struct thread *thread);
84 int (*generate_script) (const char *outfile);
85};
86
87int script_spec_register(const char *spec, struct scripting_ops *ops);
88
89void setup_perl_scripting(void);
90void setup_python_scripting(void);
91
92struct scripting_context {
93 void *event_data;
94};
95
96int common_pc(struct scripting_context *context);
97int common_flags(struct scripting_context *context);
98int common_lock_depth(struct scripting_context *context);
99
100#endif /* _PERF_UTIL_TRACE_EVENT_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _PERF_UTIL_TRACE_EVENT_H
3#define _PERF_UTIL_TRACE_EVENT_H
4
5#include <traceevent/event-parse.h>
6#include "parse-events.h"
7
8struct machine;
9struct perf_sample;
10union perf_event;
11struct perf_tool;
12struct thread;
13struct plugin_list;
14
15struct trace_event {
16 struct pevent *pevent;
17 struct plugin_list *plugin_list;
18};
19
20int trace_event__init(struct trace_event *t);
21void trace_event__cleanup(struct trace_event *t);
22int trace_event__register_resolver(struct machine *machine,
23 pevent_func_resolver_t *func);
24struct event_format*
25trace_event__tp_format(const char *sys, const char *name);
26
27struct event_format *trace_event__tp_format_id(int id);
28
29int bigendian(void);
30
31void event_format__fprintf(struct event_format *event,
32 int cpu, void *data, int size, FILE *fp);
33
34void event_format__print(struct event_format *event,
35 int cpu, void *data, int size);
36
37int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
38int parse_event_file(struct pevent *pevent,
39 char *buf, unsigned long size, char *sys);
40
41unsigned long long
42raw_field_value(struct event_format *event, const char *name, void *data);
43
44void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
45void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
46void parse_saved_cmdline(struct pevent *pevent, char *file, unsigned int size);
47
48ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
49
50struct event_format *trace_find_next_event(struct pevent *pevent,
51 struct event_format *event);
52unsigned long long read_size(struct event_format *event, void *ptr, int size);
53unsigned long long eval_flag(const char *flag);
54
55int read_tracing_data(int fd, struct list_head *pattrs);
56
57struct tracing_data {
58 /* size is only valid if temp is 'true' */
59 ssize_t size;
60 bool temp;
61 char temp_file[50];
62};
63
64struct tracing_data *tracing_data_get(struct list_head *pattrs,
65 int fd, bool temp);
66int tracing_data_put(struct tracing_data *tdata);
67
68
69struct addr_location;
70
71struct perf_session;
72struct perf_stat_config;
73
74struct scripting_ops {
75 const char *name;
76 int (*start_script) (const char *script, int argc, const char **argv);
77 int (*flush_script) (void);
78 int (*stop_script) (void);
79 void (*process_event) (union perf_event *event,
80 struct perf_sample *sample,
81 struct perf_evsel *evsel,
82 struct addr_location *al);
83 void (*process_stat)(struct perf_stat_config *config,
84 struct perf_evsel *evsel, u64 tstamp);
85 void (*process_stat_interval)(u64 tstamp);
86 int (*generate_script) (struct pevent *pevent, const char *outfile);
87};
88
89extern unsigned int scripting_max_stack;
90
91int script_spec_register(const char *spec, struct scripting_ops *ops);
92
93void setup_perl_scripting(void);
94void setup_python_scripting(void);
95
96struct scripting_context {
97 struct pevent *pevent;
98 void *event_data;
99};
100
101int common_pc(struct scripting_context *context);
102int common_flags(struct scripting_context *context);
103int common_lock_depth(struct scripting_context *context);
104
105#endif /* _PERF_UTIL_TRACE_EVENT_H */