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#include "session.h"
7
8struct machine;
9struct perf_sample;
10union perf_event;
11struct perf_tool;
12struct thread;
13
14extern struct pevent *perf_pevent;
15
16int bigendian(void);
17
18struct pevent *read_trace_init(int file_bigendian, int host_bigendian);
19void event_format__print(struct event_format *event,
20			 int cpu, void *data, int size);
21
22int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
23int parse_event_file(struct pevent *pevent,
24		     char *buf, unsigned long size, char *sys);
25
26struct pevent_record *trace_peek_data(struct pevent *pevent, int cpu);
27
28unsigned long long
29raw_field_value(struct event_format *event, const char *name, void *data);
30void *raw_field_ptr(struct event_format *event, const char *name, void *data);
31
32void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
33void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
34
35ssize_t trace_report(int fd, struct pevent **pevent, bool repipe);
36
37int trace_parse_common_type(struct pevent *pevent, void *data);
38int trace_parse_common_pid(struct pevent *pevent, void *data);
39
40struct event_format *trace_find_next_event(struct pevent *pevent,
41					   struct event_format *event);
42unsigned long long read_size(struct event_format *event, void *ptr, int size);
43unsigned long long eval_flag(const char *flag);
44
45struct pevent_record *trace_read_data(struct pevent *pevent, int cpu);
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 machine *machine,
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 */
92