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"
16 struct tep_handle *pevent;
17 struct 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 event_format *trace_event__tp_format_id(int id);
31 void event_format__fprintf(struct event_format *event,
32 int cpu, void *data, int size, FILE *fp);
34 void event_format__print(struct event_format *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 event_format *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 struct event_format *trace_find_next_event(struct tep_handle *pevent,
51 struct event_format *event);
52 unsigned long long read_size(struct event_format *event, void *ptr, int size);
53 unsigned long long eval_flag(const char *flag);
55 int read_tracing_data(int fd, struct list_head *pattrs);
58 /* size is only valid if temp is 'true' */
64 struct tracing_data *tracing_data_get(struct list_head *pattrs,
66 int tracing_data_put(struct tracing_data *tdata);
72 struct perf_stat_config;
74 struct scripting_ops {
76 int (*start_script) (const char *script, int argc, const char **argv);
77 int (*flush_script) (void);
78 int (*stop_script) (void);
79 void (*process_event) (union perf_event *event,
80 struct perf_sample *sample,
81 struct perf_evsel *evsel,
82 struct addr_location *al);
83 void (*process_stat)(struct perf_stat_config *config,
84 struct perf_evsel *evsel, u64 tstamp);
85 void (*process_stat_interval)(u64 tstamp);
86 int (*generate_script) (struct tep_handle *pevent, const char *outfile);
89 extern unsigned int scripting_max_stack;
91 int script_spec_register(const char *spec, struct scripting_ops *ops);
93 void setup_perl_scripting(void);
94 void setup_python_scripting(void);
96 struct scripting_context {
97 struct tep_handle *pevent;
101 int common_pc(struct scripting_context *context);
102 int common_flags(struct scripting_context *context);
103 int common_lock_depth(struct scripting_context *context);
105 #endif /* _PERF_UTIL_TRACE_EVENT_H */