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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
5 #include <traceevent/event-parse.h>
6 #include "parse-events.h"
13 struct tep_plugin_list
;
16 struct tep_handle
*pevent
;
17 struct tep_plugin_list
*plugin_list
;
20 int trace_event__init(struct trace_event
*t
);
21 void trace_event__cleanup(struct trace_event
*t
);
22 int trace_event__register_resolver(struct machine
*machine
,
23 tep_func_resolver_t
*func
);
25 trace_event__tp_format(const char *sys
, const char *name
);
27 struct tep_event
*trace_event__tp_format_id(int id
);
31 void event_format__fprintf(struct tep_event
*event
,
32 int cpu
, void *data
, int size
, FILE *fp
);
34 void event_format__print(struct tep_event
*event
,
35 int cpu
, void *data
, int size
);
37 int parse_ftrace_file(struct tep_handle
*pevent
, char *buf
, unsigned long size
);
38 int parse_event_file(struct tep_handle
*pevent
,
39 char *buf
, unsigned long size
, char *sys
);
42 raw_field_value(struct tep_event
*event
, const char *name
, void *data
);
44 void parse_proc_kallsyms(struct tep_handle
*pevent
, char *file
, unsigned int size
);
45 void parse_ftrace_printk(struct tep_handle
*pevent
, char *file
, unsigned int size
);
46 void parse_saved_cmdline(struct tep_handle
*pevent
, char *file
, unsigned int size
);
48 ssize_t
trace_report(int fd
, struct trace_event
*tevent
, bool repipe
);
50 unsigned long long read_size(struct tep_event
*event
, void *ptr
, int size
);
51 unsigned long long eval_flag(const char *flag
);
53 int read_tracing_data(int fd
, struct list_head
*pattrs
);
56 /* size is only valid if temp is 'true' */
62 struct tracing_data
*tracing_data_get(struct list_head
*pattrs
,
64 int tracing_data_put(struct tracing_data
*tdata
);
70 struct perf_stat_config
;
72 struct scripting_ops
{
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
,
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
);
90 extern unsigned int scripting_max_stack
;
92 int script_spec_register(const char *spec
, struct scripting_ops
*ops
);
94 void setup_perl_scripting(void);
95 void setup_python_scripting(void);
97 struct scripting_context
{
98 struct tep_handle
*pevent
;
102 int common_pc(struct scripting_context
*context
);
103 int common_flags(struct scripting_context
*context
);
104 int common_lock_depth(struct scripting_context
*context
);
106 #endif /* _PERF_UTIL_TRACE_EVENT_H */