1 #ifndef __PERF_SESSION_H 2 #define __PERF_SESSION_H 3 4 #include "hist.h" 5 #include "event.h" 6 #include "header.h" 7 #include "machine.h" 8 #include "symbol.h" 9 #include "thread.h" 10 #include <linux/rbtree.h> 11 #include <linux/perf_event.h> 12 13 struct sample_queue; 14 struct ip_callchain; 15 struct thread; 16 17 struct ordered_samples { 18 u64 last_flush; 19 u64 next_flush; 20 u64 max_timestamp; 21 struct list_head samples; 22 struct list_head sample_cache; 23 struct list_head to_free; 24 struct sample_queue *sample_buffer; 25 struct sample_queue *last_sample; 26 int sample_buffer_idx; 27 unsigned int nr_samples; 28 }; 29 30 struct perf_session { 31 struct perf_header header; 32 unsigned long size; 33 struct machines machines; 34 struct perf_evlist *evlist; 35 struct pevent *pevent; 36 struct events_stats stats; 37 int fd; 38 bool fd_pipe; 39 bool repipe; 40 struct ordered_samples ordered_samples; 41 char filename[1]; 42 }; 43 44 struct perf_tool; 45 46 struct perf_session *perf_session__new(const char *filename, int mode, 47 bool force, bool repipe, 48 struct perf_tool *tool); 49 void perf_session__delete(struct perf_session *session); 50 51 void perf_event_header__bswap(struct perf_event_header *self); 52 53 int __perf_session__process_events(struct perf_session *self, 54 u64 data_offset, u64 data_size, u64 size, 55 struct perf_tool *tool); 56 int perf_session__process_events(struct perf_session *self, 57 struct perf_tool *tool); 58 59 int perf_session__process_event(struct perf_session *session, 60 union perf_event *event, 61 struct perf_tool *tool, 62 u64 file_offset); 63 64 void perf_tool__fill_defaults(struct perf_tool *tool); 65 66 int perf_session__resolve_callchain(struct perf_session *self, struct perf_evsel *evsel, 67 struct thread *thread, 68 struct ip_callchain *chain, 69 struct symbol **parent); 70 71 bool perf_session__has_traces(struct perf_session *self, const char *msg); 72 73 void mem_bswap_64(void *src, int byte_size); 74 void mem_bswap_32(void *src, int byte_size); 75 void perf_event__attr_swap(struct perf_event_attr *attr); 76 77 int perf_session__create_kernel_maps(struct perf_session *self); 78 79 void perf_session__set_id_hdr_size(struct perf_session *session); 80 81 static inline 82 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid) 83 { 84 return machines__find(&self->machines, pid); 85 } 86 87 static inline 88 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid) 89 { 90 return machines__findnew(&self->machines, pid); 91 } 92 93 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid); 94 size_t perf_session__fprintf(struct perf_session *self, FILE *fp); 95 96 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp); 97 98 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp, 99 bool (fn)(struct dso *dso, int parm), int parm); 100 101 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp); 102 103 struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session, 104 unsigned int type); 105 106 void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event, 107 struct perf_sample *sample, struct machine *machine, 108 int print_sym, int print_dso, int print_symoffset); 109 110 int perf_session__cpu_bitmap(struct perf_session *session, 111 const char *cpu_list, unsigned long *cpu_bitmap); 112 113 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full); 114 115 struct perf_evsel_str_handler; 116 117 int __perf_session__set_tracepoints_handlers(struct perf_session *session, 118 const struct perf_evsel_str_handler *assocs, 119 size_t nr_assocs); 120 121 #define perf_session__set_tracepoints_handlers(session, array) \ 122 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array)) 123 #endif /* __PERF_SESSION_H */ 124