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v6.2
  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef _PERF_UTIL_TRACE_EVENT_H
  3#define _PERF_UTIL_TRACE_EVENT_H
  4
  5#include <stdbool.h>
  6#include <stdio.h>
  7#include <sys/types.h>
  8#include <linux/types.h>
  9
 10struct evlist;
 11struct machine;
 12struct perf_sample;
 13union perf_event;
 14struct perf_tool;
 15struct thread;
 16struct tep_plugin_list;
 17struct evsel;
 18
 19struct trace_event {
 20	struct tep_handle	*pevent;
 21	struct tep_plugin_list	*plugin_list;
 22};
 23
 24typedef char *(tep_func_resolver_t)(void *priv,
 25				    unsigned long long *addrp, char **modp);
 26
 27bool have_tracepoints(struct list_head *evlist);
 28
 29int trace_event__init(struct trace_event *t);
 30void trace_event__cleanup(struct trace_event *t);
 31int trace_event__register_resolver(struct machine *machine,
 32				   tep_func_resolver_t *func);
 33struct tep_event*
 34trace_event__tp_format(const char *sys, const char *name);
 35
 36struct tep_event *trace_event__tp_format_id(int id);
 37
 
 
 38void event_format__fprintf(struct tep_event *event,
 39			   int cpu, void *data, int size, FILE *fp);
 40
 41void event_format__print(struct tep_event *event,
 42			 int cpu, void *data, int size);
 43
 44int parse_ftrace_file(struct tep_handle *pevent, char *buf, unsigned long size);
 45int parse_event_file(struct tep_handle *pevent,
 46		     char *buf, unsigned long size, char *sys);
 47
 48unsigned long long
 49raw_field_value(struct tep_event *event, const char *name, void *data);
 50
 51void parse_proc_kallsyms(struct tep_handle *pevent, char *file, unsigned int size);
 52void parse_ftrace_printk(struct tep_handle *pevent, char *file, unsigned int size);
 53void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int size);
 54
 55ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
 56
 57unsigned long long read_size(struct tep_event *event, void *ptr, int size);
 58unsigned long long eval_flag(const char *flag);
 59
 60int read_tracing_data(int fd, struct list_head *pattrs);
 61
 62struct tracing_data {
 63	/* size is only valid if temp is 'true' */
 64	ssize_t size;
 65	bool temp;
 66	char temp_file[50];
 67};
 68
 69struct tracing_data *tracing_data_get(struct list_head *pattrs,
 70				      int fd, bool temp);
 71int tracing_data_put(struct tracing_data *tdata);
 72
 73
 74struct addr_location;
 75
 76struct perf_session;
 77struct perf_stat_config;
 78
 79struct scripting_ops {
 80	const char *name;
 81	const char *dirname; /* For script path .../scripts/<dirname>/... */
 82	int (*start_script)(const char *script, int argc, const char **argv,
 83			    struct perf_session *session);
 84	int (*flush_script) (void);
 85	int (*stop_script) (void);
 86	void (*process_event) (union perf_event *event,
 87			       struct perf_sample *sample,
 88			       struct evsel *evsel,
 89			       struct addr_location *al,
 90			       struct addr_location *addr_al);
 91	void (*process_switch)(union perf_event *event,
 92			       struct perf_sample *sample,
 93			       struct machine *machine);
 94	void (*process_auxtrace_error)(struct perf_session *session,
 95				       union perf_event *event);
 96	void (*process_stat)(struct perf_stat_config *config,
 97			     struct evsel *evsel, u64 tstamp);
 98	void (*process_stat_interval)(u64 tstamp);
 99	void (*process_throttle)(union perf_event *event,
100				 struct perf_sample *sample,
101				 struct machine *machine);
102	int (*generate_script) (struct tep_handle *pevent, const char *outfile);
103};
104
105extern unsigned int scripting_max_stack;
106
107int script_spec_register(const char *spec, struct scripting_ops *ops);
108
109void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
110		       struct machine *machine);
111
112void setup_perl_scripting(void);
113void setup_python_scripting(void);
114
115struct scripting_context {
116	struct tep_handle *pevent;
117	void *event_data;
118	union perf_event *event;
119	struct perf_sample *sample;
120	struct evsel *evsel;
121	struct addr_location *al;
122	struct addr_location *addr_al;
123	struct perf_session *session;
124};
125
126void scripting_context__update(struct scripting_context *scripting_context,
127			       union perf_event *event,
128			       struct perf_sample *sample,
129			       struct evsel *evsel,
130			       struct addr_location *al,
131			       struct addr_location *addr_al);
132
133int common_pc(struct scripting_context *context);
134int common_flags(struct scripting_context *context);
135int common_lock_depth(struct scripting_context *context);
136
137#define SAMPLE_FLAGS_BUF_SIZE 64
138int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz);
139
140#endif /* _PERF_UTIL_TRACE_EVENT_H */
v5.14.15
  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;
 14struct evsel;
 15
 16struct trace_event {
 17	struct tep_handle	*pevent;
 18	struct tep_plugin_list	*plugin_list;
 19};
 20
 
 
 
 
 
 21int trace_event__init(struct trace_event *t);
 22void trace_event__cleanup(struct trace_event *t);
 23int trace_event__register_resolver(struct machine *machine,
 24				   tep_func_resolver_t *func);
 25struct tep_event*
 26trace_event__tp_format(const char *sys, const char *name);
 27
 28struct tep_event *trace_event__tp_format_id(int id);
 29
 30int bigendian(void);
 31
 32void event_format__fprintf(struct tep_event *event,
 33			   int cpu, void *data, int size, FILE *fp);
 34
 35void event_format__print(struct tep_event *event,
 36			 int cpu, void *data, int size);
 37
 38int parse_ftrace_file(struct tep_handle *pevent, char *buf, unsigned long size);
 39int parse_event_file(struct tep_handle *pevent,
 40		     char *buf, unsigned long size, char *sys);
 41
 42unsigned long long
 43raw_field_value(struct tep_event *event, const char *name, void *data);
 44
 45void parse_proc_kallsyms(struct tep_handle *pevent, char *file, unsigned int size);
 46void parse_ftrace_printk(struct tep_handle *pevent, char *file, unsigned int size);
 47void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int size);
 48
 49ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
 50
 51unsigned long long read_size(struct tep_event *event, void *ptr, int size);
 52unsigned long long eval_flag(const char *flag);
 53
 54int read_tracing_data(int fd, struct list_head *pattrs);
 55
 56struct tracing_data {
 57	/* size is only valid if temp is 'true' */
 58	ssize_t size;
 59	bool temp;
 60	char temp_file[50];
 61};
 62
 63struct tracing_data *tracing_data_get(struct list_head *pattrs,
 64				      int fd, bool temp);
 65int tracing_data_put(struct tracing_data *tdata);
 66
 67
 68struct addr_location;
 69
 70struct perf_session;
 71struct perf_stat_config;
 72
 73struct scripting_ops {
 74	const char *name;
 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,
 82			       struct evsel *evsel,
 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	int (*generate_script) (struct tep_handle *pevent, const char *outfile);
 94};
 95
 96extern unsigned int scripting_max_stack;
 97
 98int script_spec_register(const char *spec, struct scripting_ops *ops);
 99
100void script_fetch_insn(struct perf_sample *sample, struct thread *thread,
101		       struct machine *machine);
102
103void setup_perl_scripting(void);
104void setup_python_scripting(void);
105
106struct scripting_context {
107	struct tep_handle *pevent;
108	void *event_data;
109	union perf_event *event;
110	struct perf_sample *sample;
111	struct evsel *evsel;
112	struct addr_location *al;
113	struct addr_location *addr_al;
114	struct perf_session *session;
115};
116
117void scripting_context__update(struct scripting_context *scripting_context,
118			       union perf_event *event,
119			       struct perf_sample *sample,
120			       struct evsel *evsel,
121			       struct addr_location *al,
122			       struct addr_location *addr_al);
123
124int common_pc(struct scripting_context *context);
125int common_flags(struct scripting_context *context);
126int common_lock_depth(struct scripting_context *context);
127
128#define SAMPLE_FLAGS_BUF_SIZE 64
129int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz);
130
131#endif /* _PERF_UTIL_TRACE_EVENT_H */