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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _PERF_UTIL_TRACE_EVENT_H
3#define _PERF_UTIL_TRACE_EVENT_H
4
5#include <stdbool.h>
6#include <stdio.h>
7#include <sys/types.h>
8#include <linux/types.h>
9
10struct evlist;
11struct machine;
12struct perf_sample;
13union perf_event;
14struct perf_tool;
15struct thread;
16struct tep_plugin_list;
17struct evsel;
18
19struct trace_event {
20 struct tep_handle *pevent;
21 struct tep_plugin_list *plugin_list;
22};
23
24typedef char *(tep_func_resolver_t)(void *priv,
25 unsigned long long *addrp, char **modp);
26
27bool have_tracepoints(struct list_head *evlist);
28
29int trace_event__init(struct trace_event *t);
30void trace_event__cleanup(struct trace_event *t);
31int trace_event__register_resolver(struct machine *machine,
32 tep_func_resolver_t *func);
33struct tep_event*
34trace_event__tp_format(const char *sys, const char *name);
35
36struct tep_event *trace_event__tp_format_id(int id);
37
38void event_format__fprintf(struct tep_event *event,
39 int cpu, void *data, int size, FILE *fp);
40
41void event_format__print(struct tep_event *event,
42 int cpu, void *data, int size);
43
44int parse_ftrace_file(struct tep_handle *pevent, char *buf, unsigned long size);
45int parse_event_file(struct tep_handle *pevent,
46 char *buf, unsigned long size, char *sys);
47
48unsigned long long
49raw_field_value(struct tep_event *event, const char *name, void *data);
50
51void parse_proc_kallsyms(struct tep_handle *pevent, char *file, unsigned int size);
52void parse_ftrace_printk(struct tep_handle *pevent, char *file, unsigned int size);
53void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int size);
54
55ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
56
57unsigned long long read_size(struct tep_event *event, void *ptr, int size);
58unsigned long long eval_flag(const char *flag);
59
60int read_tracing_data(int fd, struct list_head *pattrs);
61
62struct tracing_data {
63 /* size is only valid if temp is 'true' */
64 ssize_t size;
65 bool temp;
66 char temp_file[50];
67};
68
69struct tracing_data *tracing_data_get(struct list_head *pattrs,
70 int fd, bool temp);
71int tracing_data_put(struct tracing_data *tdata);
72
73
74struct addr_location;
75
76struct perf_session;
77struct perf_stat_config;
78
79struct scripting_ops {
80 const char *name;
81 const char *dirname; /* For script path .../scripts/<dirname>/... */
82 int (*start_script)(const char *script, int argc, const char **argv,
83 struct perf_session *session);
84 int (*flush_script) (void);
85 int (*stop_script) (void);
86 void (*process_event) (union perf_event *event,
87 struct perf_sample *sample,
88 struct evsel *evsel,
89 struct addr_location *al,
90 struct addr_location *addr_al);
91 void (*process_switch)(union perf_event *event,
92 struct perf_sample *sample,
93 struct machine *machine);
94 void (*process_auxtrace_error)(struct perf_session *session,
95 union perf_event *event);
96 void (*process_stat)(struct perf_stat_config *config,
97 struct evsel *evsel, u64 tstamp);
98 void (*process_stat_interval)(u64 tstamp);
99 void (*process_throttle)(union perf_event *event,
100 struct perf_sample *sample,
101 struct machine *machine);
102 int (*generate_script) (struct tep_handle *pevent, const char *outfile);
103};
104
105extern unsigned int scripting_max_stack;
106
107int script_spec_register(const char *spec, struct scripting_ops *ops);
108
109void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
110 struct machine *machine);
111
112void setup_perl_scripting(void);
113void setup_python_scripting(void);
114
115struct scripting_context {
116 struct tep_handle *pevent;
117 void *event_data;
118 union perf_event *event;
119 struct perf_sample *sample;
120 struct evsel *evsel;
121 struct addr_location *al;
122 struct addr_location *addr_al;
123 struct perf_session *session;
124};
125
126void scripting_context__update(struct scripting_context *scripting_context,
127 union perf_event *event,
128 struct perf_sample *sample,
129 struct evsel *evsel,
130 struct addr_location *al,
131 struct addr_location *addr_al);
132
133int common_pc(struct scripting_context *context);
134int common_flags(struct scripting_context *context);
135int common_lock_depth(struct scripting_context *context);
136
137#define SAMPLE_FLAGS_BUF_SIZE 64
138int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz);
139
140#endif /* _PERF_UTIL_TRACE_EVENT_H */
1#ifndef _PERF_UTIL_TRACE_EVENT_H
2#define _PERF_UTIL_TRACE_EVENT_H
3
4#include <traceevent/event-parse.h>
5#include "parse-events.h"
6
7struct machine;
8struct perf_sample;
9union perf_event;
10struct perf_tool;
11struct thread;
12struct plugin_list;
13
14struct trace_event {
15 struct pevent *pevent;
16 struct plugin_list *plugin_list;
17};
18
19int trace_event__init(struct trace_event *t);
20void trace_event__cleanup(struct trace_event *t);
21struct event_format*
22trace_event__tp_format(const char *sys, const char *name);
23
24int bigendian(void);
25
26void event_format__print(struct event_format *event,
27 int cpu, void *data, int size);
28
29int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
30int parse_event_file(struct pevent *pevent,
31 char *buf, unsigned long size, char *sys);
32
33unsigned long long
34raw_field_value(struct event_format *event, const char *name, void *data);
35
36void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
37void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
38
39ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
40
41struct event_format *trace_find_next_event(struct pevent *pevent,
42 struct event_format *event);
43unsigned long long read_size(struct event_format *event, void *ptr, int size);
44unsigned long long eval_flag(const char *flag);
45
46int read_tracing_data(int fd, struct list_head *pattrs);
47
48struct tracing_data {
49 /* size is only valid if temp is 'true' */
50 ssize_t size;
51 bool temp;
52 char temp_file[50];
53};
54
55struct tracing_data *tracing_data_get(struct list_head *pattrs,
56 int fd, bool temp);
57int tracing_data_put(struct tracing_data *tdata);
58
59
60struct addr_location;
61
62struct perf_session;
63
64struct scripting_ops {
65 const char *name;
66 int (*start_script) (const char *script, int argc, const char **argv);
67 int (*stop_script) (void);
68 void (*process_event) (union perf_event *event,
69 struct perf_sample *sample,
70 struct perf_evsel *evsel,
71 struct thread *thread,
72 struct addr_location *al);
73 int (*generate_script) (struct pevent *pevent, const char *outfile);
74};
75
76int script_spec_register(const char *spec, struct scripting_ops *ops);
77
78void setup_perl_scripting(void);
79void setup_python_scripting(void);
80
81struct scripting_context {
82 struct pevent *pevent;
83 void *event_data;
84};
85
86int common_pc(struct scripting_context *context);
87int common_flags(struct scripting_context *context);
88int common_lock_depth(struct scripting_context *context);
89
90#endif /* _PERF_UTIL_TRACE_EVENT_H */