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 perf_tool; 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 struct pevent *read_trace_init(int file_bigendian, int host_bigendian); 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 struct pevent_record *trace_peek_data(struct pevent *pevent, int cpu); 41 42 unsigned long long 43 raw_field_value(struct event_format *event, const char *name, void *data); 44 void *raw_field_ptr(struct event_format *event, const char *name, void *data); 45 46 void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size); 47 void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size); 48 49 ssize_t trace_report(int fd, struct pevent **pevent, bool repipe); 50 51 int trace_parse_common_type(struct pevent *pevent, void *data); 52 int trace_parse_common_pid(struct pevent *pevent, void *data); 53 54 struct event_format *trace_find_next_event(struct pevent *pevent, 55 struct event_format *event); 56 unsigned long long read_size(struct event_format *event, void *ptr, int size); 57 unsigned long long eval_flag(const char *flag); 58 59 struct pevent_record *trace_read_data(struct pevent *pevent, int cpu); 60 int read_tracing_data(int fd, struct list_head *pattrs); 61 62 struct 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 69 struct tracing_data *tracing_data_get(struct list_head *pattrs, 70 int fd, bool temp); 71 int tracing_data_put(struct tracing_data *tdata); 72 73 74 struct addr_location; 75 76 struct perf_session; 77 78 struct scripting_ops { 79 const char *name; 80 int (*start_script) (const char *script, int argc, const char **argv); 81 int (*stop_script) (void); 82 void (*process_event) (union perf_event *event, 83 struct perf_sample *sample, 84 struct perf_evsel *evsel, 85 struct machine *machine, 86 struct addr_location *al); 87 int (*generate_script) (struct pevent *pevent, const char *outfile); 88 }; 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