tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 (*flush_script) (void);
68 int (*stop_script) (void);
69 void (*process_event) (union perf_event *event,
70 struct perf_sample *sample,
71 struct perf_evsel *evsel,
72 struct thread *thread,
73 struct addr_location *al);
74 int (*generate_script) (struct pevent *pevent, const char *outfile);
75};
76
77int script_spec_register(const char *spec, struct scripting_ops *ops);
78
79void setup_perl_scripting(void);
80void setup_python_scripting(void);
81
82struct scripting_context {
83 struct pevent *pevent;
84 void *event_data;
85};
86
87int common_pc(struct scripting_context *context);
88int common_flags(struct scripting_context *context);
89int common_lock_depth(struct scripting_context *context);
90
91#endif /* _PERF_UTIL_TRACE_EVENT_H */