tools/perf/util/event.h

   1 #ifndef __PERF_RECORD_H
   2 #define __PERF_RECORD_H
   3
   4 #include "../perf.h"
   5 #include "util.h"
   6 #include <linux/list.h>
   7 #include <linux/rbtree.h>
   8
   9 /*
  10  * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
  11  */
  12 struct ip_event {
  13         struct perf_event_header header;
  14         u64 ip;
  15         u32 pid, tid;
  16         unsigned char __more_data[];
  17 };
  18
  19 struct mmap_event {
  20         struct perf_event_header header;
  21         u32 pid, tid;
  22         u64 start;
  23         u64 len;
  24         u64 pgoff;
  25         char filename[PATH_MAX];
  26 };
  27
  28 struct comm_event {
  29         struct perf_event_header header;
  30         u32 pid, tid;
  31         char comm[16];
  32 };
  33
  34 struct fork_event {
  35         struct perf_event_header header;
  36         u32 pid, ppid;
  37         u32 tid, ptid;
  38         u64 time;
  39 };
  40
  41 struct lost_event {
  42         struct perf_event_header header;
  43         u64 id;
  44         u64 lost;
  45 };
  46
  47 /*
  48  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  49  */
  50 struct read_event {
  51         struct perf_event_header header;
  52         u32 pid, tid;
  53         u64 value;
  54         u64 time_enabled;
  55         u64 time_running;
  56         u64 id;
  57 };
  58
  59 struct sample_event{
  60         struct perf_event_header        header;
  61         u64 array[];
  62 };
  63
  64
  65 typedef union event_union {
  66         struct perf_event_header        header;
  67         struct ip_event                 ip;
  68         struct mmap_event               mmap;
  69         struct comm_event               comm;
  70         struct fork_event               fork;
  71         struct lost_event               lost;
  72         struct read_event               read;
  73         struct sample_event             sample;
  74 } event_t;
  75
  76 struct map {
  77         union {
  78                 struct rb_node  rb_node;
  79                 struct list_head node;
  80         };
  81         u64                     start;
  82         u64                     end;
  83         u64                     pgoff;
  84         u64                     (*map_ip)(struct map *, u64);
  85         struct dso              *dso;
  86 };
  87
  88 static inline u64 map__map_ip(struct map *map, u64 ip)
  89 {
  90         return ip - map->start + map->pgoff;
  91 }
  92
  93 static inline u64 vdso__map_ip(struct map *map __used, u64 ip)
  94 {
  95         return ip;
  96 }
  97
  98 struct map *map__new(struct mmap_event *event, char *cwd, int cwdlen);
  99 struct map *map__clone(struct map *self);
 100 int map__overlap(struct map *l, struct map *r);
 101 size_t map__fprintf(struct map *self, FILE *fp);
 102
 103 #endif /* __PERF_RECORD_H */