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TOMOYO Linux Cross Reference
Linux/tools/perf/util/trace-event.h

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  1 #ifndef _PERF_UTIL_TRACE_EVENT_H
  2 #define _PERF_UTIL_TRACE_EVENT_H
  3 
  4 #include <traceevent/event-parse.h>
  5 #include "parse-events.h"
  6 
  7 struct machine;
  8 struct perf_sample;
  9 union perf_event;
 10 struct perf_tool;
 11 struct thread;
 12 struct plugin_list;
 13 
 14 struct trace_event {
 15         struct pevent           *pevent;
 16         struct plugin_list      *plugin_list;
 17 };
 18 
 19 int trace_event__init(struct trace_event *t);
 20 void trace_event__cleanup(struct trace_event *t);
 21 int trace_event__register_resolver(struct machine *machine,
 22                                    pevent_func_resolver_t *func);
 23 struct event_format*
 24 trace_event__tp_format(const char *sys, const char *name);
 25 
 26 struct event_format *trace_event__tp_format_id(int id);
 27 
 28 int bigendian(void);
 29 
 30 void event_format__fprintf(struct event_format *event,
 31                            int cpu, void *data, int size, FILE *fp);
 32 
 33 void event_format__print(struct event_format *event,
 34                          int cpu, void *data, int size);
 35 
 36 int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
 37 int parse_event_file(struct pevent *pevent,
 38                      char *buf, unsigned long size, char *sys);
 39 
 40 unsigned long long
 41 raw_field_value(struct event_format *event, const char *name, void *data);
 42 
 43 void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
 44 void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
 45 void parse_saved_cmdline(struct pevent *pevent, char *file, unsigned int size);
 46 
 47 ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
 48 
 49 struct event_format *trace_find_next_event(struct pevent *pevent,
 50                                            struct event_format *event);
 51 unsigned long long read_size(struct event_format *event, void *ptr, int size);
 52 unsigned long long eval_flag(const char *flag);
 53 
 54 int read_tracing_data(int fd, struct list_head *pattrs);
 55 
 56 struct 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 
 63 struct tracing_data *tracing_data_get(struct list_head *pattrs,
 64                                       int fd, bool temp);
 65 int tracing_data_put(struct tracing_data *tdata);
 66 
 67 
 68 struct addr_location;
 69 
 70 struct perf_session;
 71 struct perf_stat_config;
 72 
 73 struct scripting_ops {
 74         const char *name;
 75         int (*start_script) (const char *script, int argc, const char **argv);
 76         int (*flush_script) (void);
 77         int (*stop_script) (void);
 78         void (*process_event) (union perf_event *event,
 79                                struct perf_sample *sample,
 80                                struct perf_evsel *evsel,
 81                                struct addr_location *al);
 82         void (*process_stat)(struct perf_stat_config *config,
 83                              struct perf_evsel *evsel, u64 tstamp);
 84         void (*process_stat_interval)(u64 tstamp);
 85         int (*generate_script) (struct pevent *pevent, const char *outfile);
 86 };
 87 
 88 extern unsigned int scripting_max_stack;
 89 
 90 int script_spec_register(const char *spec, struct scripting_ops *ops);
 91 
 92 void setup_perl_scripting(void);
 93 void setup_python_scripting(void);
 94 
 95 struct scripting_context {
 96         struct pevent *pevent;
 97         void *event_data;
 98 };
 99 
100 int common_pc(struct scripting_context *context);
101 int common_flags(struct scripting_context *context);
102 int common_lock_depth(struct scripting_context *context);
103 
104 #endif /* _PERF_UTIL_TRACE_EVENT_H */
105 

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