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 tep_plugin_list;
14
15struct trace_event {
16	struct tep_handle	*pevent;
17	struct tep_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				   tep_func_resolver_t *func);
24struct tep_event*
25trace_event__tp_format(const char *sys, const char *name);
26
27struct tep_event *trace_event__tp_format_id(int id);
28
29int bigendian(void);
30
31void event_format__fprintf(struct tep_event *event,
32			   int cpu, void *data, int size, FILE *fp);
33
34void event_format__print(struct tep_event *event,
35			 int cpu, void *data, int size);
36
37int parse_ftrace_file(struct tep_handle *pevent, char *buf, unsigned long size);
38int parse_event_file(struct tep_handle *pevent,
39		     char *buf, unsigned long size, char *sys);
40
41unsigned long long
42raw_field_value(struct tep_event *event, const char *name, void *data);
43
44void parse_proc_kallsyms(struct tep_handle *pevent, char *file, unsigned int size);
45void parse_ftrace_printk(struct tep_handle *pevent, char *file, unsigned int size);
46void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int size);
47
48ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
49
50unsigned long long read_size(struct tep_event *event, void *ptr, int size);
51unsigned long long eval_flag(const char *flag);
52
53int read_tracing_data(int fd, struct list_head *pattrs);
54
55struct tracing_data {
56	/* size is only valid if temp is 'true' */
57	ssize_t size;
58	bool temp;
59	char temp_file[50];
60};
61
62struct tracing_data *tracing_data_get(struct list_head *pattrs,
63				      int fd, bool temp);
64int tracing_data_put(struct tracing_data *tdata);
65
66
67struct addr_location;
68
69struct perf_session;
70struct perf_stat_config;
71
72struct scripting_ops {
73	const char *name;
74	int (*start_script) (const char *script, int argc, const char **argv);
75	int (*flush_script) (void);
76	int (*stop_script) (void);
77	void (*process_event) (union perf_event *event,
78			       struct perf_sample *sample,
79			       struct evsel *evsel,
80			       struct addr_location *al);
81	void (*process_switch)(union perf_event *event,
82			       struct perf_sample *sample,
83			       struct machine *machine);
84	void (*process_stat)(struct perf_stat_config *config,
85			     struct evsel *evsel, u64 tstamp);
86	void (*process_stat_interval)(u64 tstamp);
87	int (*generate_script) (struct tep_handle *pevent, const char *outfile);
88};
89
90extern unsigned int scripting_max_stack;
91
92int script_spec_register(const char *spec, struct scripting_ops *ops);
93
94void setup_perl_scripting(void);
95void setup_python_scripting(void);
96
97struct scripting_context {
98	struct tep_handle *pevent;
99	void *event_data;
100};
101
102int common_pc(struct scripting_context *context);
103int common_flags(struct scripting_context *context);
104int common_lock_depth(struct scripting_context *context);
105
106#endif /* _PERF_UTIL_TRACE_EVENT_H */
107