1 #ifndef _PERF_UTIL_TRACE_EVENT_H 2 #define _PERF_UTIL_TRACE_EVENT_H 3 4 #include "parse-events.h" 5 #include "event-parse.h" 6 #include "session.h" 7 8 struct machine; 9 struct perf_sample; 10 union perf_event; 11 struct thread; 12 13 extern int header_page_size_size; 14 extern int header_page_ts_size; 15 extern int header_page_data_offset; 16 17 extern bool latency_format; 18 extern struct pevent *perf_pevent; 19 20 enum { 21 RINGBUF_TYPE_PADDING = 29, 22 RINGBUF_TYPE_TIME_EXTEND = 30, 23 RINGBUF_TYPE_TIME_STAMP = 31, 24 }; 25 26 #ifndef TS_SHIFT 27 #define TS_SHIFT 27 28 #endif 29 30 int bigendian(void); 31 32 int read_trace_init(int file_bigendian, int host_bigendian); 33 void print_trace_event(int cpu, void *data, int size); 34 35 void print_event(int cpu, void *data, int size, unsigned long long nsecs, 36 char *comm); 37 38 int parse_ftrace_file(char *buf, unsigned long size); 39 int parse_event_file(char *buf, unsigned long size, char *sys); 40 41 struct pevent_record *trace_peek_data(int cpu); 42 struct event_format *trace_find_event(int type); 43 44 unsigned long long 45 raw_field_value(struct event_format *event, const char *name, void *data); 46 void *raw_field_ptr(struct event_format *event, const char *name, void *data); 47 48 void parse_proc_kallsyms(char *file, unsigned int size __unused); 49 void parse_ftrace_printk(char *file, unsigned int size __unused); 50 51 ssize_t trace_report(int fd, bool repipe); 52 53 int trace_parse_common_type(void *data); 54 int trace_parse_common_pid(void *data); 55 56 struct event_format *trace_find_next_event(struct event_format *event); 57 unsigned long long read_size(void *ptr, int size); 58 unsigned long long eval_flag(const char *flag); 59 60 struct pevent_record *trace_read_data(int cpu); 61 int read_tracing_data(int fd, struct list_head *pattrs); 62 63 struct tracing_data { 64 /* size is only valid if temp is 'true' */ 65 ssize_t size; 66 bool temp; 67 char temp_file[50]; 68 }; 69 70 struct tracing_data *tracing_data_get(struct list_head *pattrs, 71 int fd, bool temp); 72 void tracing_data_put(struct tracing_data *tdata); 73 74 75 struct scripting_ops { 76 const char *name; 77 int (*start_script) (const char *script, int argc, const char **argv); 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 machine *machine, 83 struct thread *thread); 84 int (*generate_script) (const char *outfile); 85 }; 86 87 int script_spec_register(const char *spec, struct scripting_ops *ops); 88 89 void setup_perl_scripting(void); 90 void setup_python_scripting(void); 91 92 struct scripting_context { 93 void *event_data; 94 }; 95 96 int common_pc(struct scripting_context *context); 97 int common_flags(struct scripting_context *context); 98 int common_lock_depth(struct scripting_context *context); 99 100 #endif /* _PERF_UTIL_TRACE_EVENT_H */ 101