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Linux kernel mirror (for testing)
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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);
21int trace_event__register_resolver(struct machine *machine,
22 pevent_func_resolver_t *func);
23struct event_format*
24trace_event__tp_format(const char *sys, const char *name);
25
26int bigendian(void);
27
28void event_format__fprintf(struct event_format *event,
29 int cpu, void *data, int size, FILE *fp);
30
31void event_format__print(struct event_format *event,
32 int cpu, void *data, int size);
33
34int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
35int parse_event_file(struct pevent *pevent,
36 char *buf, unsigned long size, char *sys);
37
38unsigned long long
39raw_field_value(struct event_format *event, const char *name, void *data);
40
41void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
42void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
43
44ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
45
46struct event_format *trace_find_next_event(struct pevent *pevent,
47 struct event_format *event);
48unsigned long long read_size(struct event_format *event, void *ptr, int size);
49unsigned long long eval_flag(const char *flag);
50
51int read_tracing_data(int fd, struct list_head *pattrs);
52
53struct tracing_data {
54 /* size is only valid if temp is 'true' */
55 ssize_t size;
56 bool temp;
57 char temp_file[50];
58};
59
60struct tracing_data *tracing_data_get(struct list_head *pattrs,
61 int fd, bool temp);
62int tracing_data_put(struct tracing_data *tdata);
63
64
65struct addr_location;
66
67struct perf_session;
68
69struct scripting_ops {
70 const char *name;
71 int (*start_script) (const char *script, int argc, const char **argv);
72 int (*flush_script) (void);
73 int (*stop_script) (void);
74 void (*process_event) (union perf_event *event,
75 struct perf_sample *sample,
76 struct perf_evsel *evsel,
77 struct addr_location *al);
78 int (*generate_script) (struct pevent *pevent, const char *outfile);
79};
80
81extern unsigned int scripting_max_stack;
82
83int script_spec_register(const char *spec, struct scripting_ops *ops);
84
85void setup_perl_scripting(void);
86void setup_python_scripting(void);
87
88struct scripting_context {
89 struct pevent *pevent;
90 void *event_data;
91};
92
93int common_pc(struct scripting_context *context);
94int common_flags(struct scripting_context *context);
95int common_lock_depth(struct scripting_context *context);
96
97#endif /* _PERF_UTIL_TRACE_EVENT_H */