tools/perf/util/session.h

   1 #ifndef __PERF_SESSION_H
   2 #define __PERF_SESSION_H
   3
   4 #include "trace-event.h"
   5 #include "hist.h"
   6 #include "event.h"
   7 #include "header.h"
   8 #include "machine.h"
   9 #include "symbol.h"
  10 #include "thread.h"
  11 #include "data.h"
  12 #include "ordered-events.h"
  13 #include <linux/rbtree.h>
  14 #include <linux/perf_event.h>
  15
  16 struct ip_callchain;
  17 struct thread;
  18
  19 struct perf_session {
  20         struct perf_header      header;
  21         struct machines         machines;
  22         struct perf_evlist      *evlist;
  23         struct trace_event      tevent;
  24         struct events_stats     stats;
  25         bool                    repipe;
  26         bool                    one_mmap;
  27         void                    *one_mmap_addr;
  28         u64                     one_mmap_offset;
  29         struct ordered_events   ordered_events;
  30         struct perf_data_file   *file;
  31 };
  32
  33 #define PRINT_IP_OPT_IP         (1<<0)
  34 #define PRINT_IP_OPT_SYM                (1<<1)
  35 #define PRINT_IP_OPT_DSO                (1<<2)
  36 #define PRINT_IP_OPT_SYMOFFSET  (1<<3)
  37 #define PRINT_IP_OPT_ONELINE    (1<<4)
  38 #define PRINT_IP_OPT_SRCLINE    (1<<5)
  39
  40 struct perf_tool;
  41
  42 struct perf_session *perf_session__new(struct perf_data_file *file,
  43                                        bool repipe, struct perf_tool *tool);
  44 void perf_session__delete(struct perf_session *session);
  45
  46 void perf_event_header__bswap(struct perf_event_header *hdr);
  47
  48 int perf_session__peek_event(struct perf_session *session, off_t file_offset,
  49                              void *buf, size_t buf_sz,
  50                              union perf_event **event_ptr,
  51                              struct perf_sample *sample);
  52
  53 int __perf_session__process_events(struct perf_session *session,
  54                                    u64 data_offset, u64 data_size, u64 size,
  55                                    struct perf_tool *tool);
  56 int perf_session__process_events(struct perf_session *session,
  57                                  struct perf_tool *tool);
  58
  59 int perf_session_queue_event(struct perf_session *s, union perf_event *event,
  60                              struct perf_tool *tool, struct perf_sample *sample,
  61                              u64 file_offset);
  62
  63 void perf_tool__fill_defaults(struct perf_tool *tool);
  64
  65 int perf_session__deliver_event(struct perf_session *session,
  66                                 union perf_event *event,
  67                                 struct perf_sample *sample,
  68                                 struct perf_tool *tool, u64 file_offset);
  69
  70 int perf_session__resolve_callchain(struct perf_session *session,
  71                                     struct perf_evsel *evsel,
  72                                     struct thread *thread,
  73                                     struct ip_callchain *chain,
  74                                     struct symbol **parent);
  75
  76 bool perf_session__has_traces(struct perf_session *session, const char *msg);
  77
  78 void perf_event__attr_swap(struct perf_event_attr *attr);
  79
  80 int perf_session__create_kernel_maps(struct perf_session *session);
  81
  82 void perf_session__set_id_hdr_size(struct perf_session *session);
  83
  84 static inline
  85 struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
  86 {
  87         return machines__find(&session->machines, pid);
  88 }
  89
  90 static inline
  91 struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
  92 {
  93         return machines__findnew(&session->machines, pid);
  94 }
  95
  96 struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
  97 size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
  98
  99 size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
 100
 101 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
 102                                           bool (fn)(struct dso *dso, int parm), int parm);
 103
 104 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
 105
 106 struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
 107                                             unsigned int type);
 108
 109 void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
 110                           struct addr_location *al,
 111                           unsigned int print_opts, unsigned int stack_depth);
 112
 113 int perf_session__cpu_bitmap(struct perf_session *session,
 114                              const char *cpu_list, unsigned long *cpu_bitmap);
 115
 116 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
 117
 118 struct perf_evsel_str_handler;
 119
 120 int __perf_session__set_tracepoints_handlers(struct perf_session *session,
 121                                              const struct perf_evsel_str_handler *assocs,
 122                                              size_t nr_assocs);
 123
 124 #define perf_session__set_tracepoints_handlers(session, array) \
 125         __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
 126
 127 extern volatile int session_done;
 128
 129 #define session_done()  ACCESS_ONCE(session_done)
 130 #endif /* __PERF_SESSION_H */