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;
17 struct tep_handle *pevent;
18 struct tep_plugin_list *plugin_list;
21 int trace_event__init(struct trace_event *t);
22 void trace_event__cleanup(struct trace_event *t);
23 int trace_event__register_resolver(struct machine *machine,
24 tep_func_resolver_t *func);
26 trace_event__tp_format(const char *sys, const char *name);
28 struct tep_event *trace_event__tp_format_id(int id);
32 void event_format__fprintf(struct tep_event *event,
33 int cpu, void *data, int size, FILE *fp);
35 void event_format__print(struct tep_event *event,
36 int cpu, void *data, int size);
38 int parse_ftrace_file(struct tep_handle *pevent, char *buf, unsigned long size);
39 int parse_event_file(struct tep_handle *pevent,
40 char *buf, unsigned long size, char *sys);
43 raw_field_value(struct tep_event *event, const char *name, void *data);
45 void parse_proc_kallsyms(struct tep_handle *pevent, char *file, unsigned int size);
46 void parse_ftrace_printk(struct tep_handle *pevent, char *file, unsigned int size);
47 void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int size);
49 ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
51 unsigned long long read_size(struct tep_event *event, void *ptr, int size);
52 unsigned long long eval_flag(const char *flag);
54 int read_tracing_data(int fd, struct list_head *pattrs);
57 /* size is only valid if temp is 'true' */
63 struct tracing_data *tracing_data_get(struct list_head *pattrs,
65 int tracing_data_put(struct tracing_data *tdata);
71 struct perf_stat_config;
73 struct scripting_ops {
75 const char *dirname; /* For script path .../scripts/<dirname>/... */
76 int (*start_script)(const char *script, int argc, const char **argv,
77 struct perf_session *session);
78 int (*flush_script) (void);
79 int (*stop_script) (void);
80 void (*process_event) (union perf_event *event,
81 struct perf_sample *sample,
83 struct addr_location *al,
84 struct addr_location *addr_al);
85 void (*process_switch)(union perf_event *event,
86 struct perf_sample *sample,
87 struct machine *machine);
88 void (*process_auxtrace_error)(struct perf_session *session,
89 union perf_event *event);
90 void (*process_stat)(struct perf_stat_config *config,
91 struct evsel *evsel, u64 tstamp);
92 void (*process_stat_interval)(u64 tstamp);
93 void (*process_throttle)(union perf_event *event,
94 struct perf_sample *sample,
95 struct machine *machine);
96 int (*generate_script) (struct tep_handle *pevent, const char *outfile);
99 extern unsigned int scripting_max_stack;
101 int script_spec_register(const char *spec, struct scripting_ops *ops);
103 void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
104 struct machine *machine);
106 void setup_perl_scripting(void);
107 void setup_python_scripting(void);
109 struct scripting_context {
110 struct tep_handle *pevent;
112 union perf_event *event;
113 struct perf_sample *sample;
115 struct addr_location *al;
116 struct addr_location *addr_al;
117 struct perf_session *session;
120 void scripting_context__update(struct scripting_context *scripting_context,
121 union perf_event *event,
122 struct perf_sample *sample,
124 struct addr_location *al,
125 struct addr_location *addr_al);
127 int common_pc(struct scripting_context *context);
128 int common_flags(struct scripting_context *context);
129 int common_lock_depth(struct scripting_context *context);
131 #define SAMPLE_FLAGS_BUF_SIZE 64
132 int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz);
134 #endif /* _PERF_UTIL_TRACE_EVENT_H */