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v5.4
  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 */
v5.9
  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 */