tools/perf/util/event.h

   1 #ifndef __PERF_RECORD_H
   2 #define __PERF_RECORD_H
   3
   4 #include <limits.h>
   5 #include <stdio.h>
   6
   7 #include "../perf.h"
   8 #include "map.h"
   9 #include "build-id.h"
  10
  11 struct mmap_event {
  12         struct perf_event_header header;
  13         u32 pid, tid;
  14         u64 start;
  15         u64 len;
  16         u64 pgoff;
  17         char filename[PATH_MAX];
  18 };
  19
  20 struct comm_event {
  21         struct perf_event_header header;
  22         u32 pid, tid;
  23         char comm[16];
  24 };
  25
  26 struct fork_event {
  27         struct perf_event_header header;
  28         u32 pid, ppid;
  29         u32 tid, ptid;
  30         u64 time;
  31 };
  32
  33 struct lost_event {
  34         struct perf_event_header header;
  35         u64 id;
  36         u64 lost;
  37 };
  38
  39 /*
  40  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  41  */
  42 struct read_event {
  43         struct perf_event_header header;
  44         u32 pid, tid;
  45         u64 value;
  46         u64 time_enabled;
  47         u64 time_running;
  48         u64 id;
  49 };
  50
  51
  52 #define PERF_SAMPLE_MASK                                \
  53         (PERF_SAMPLE_IP | PERF_SAMPLE_TID |             \
  54          PERF_SAMPLE_TIME | PERF_SAMPLE_ADDR |          \
  55         PERF_SAMPLE_ID | PERF_SAMPLE_STREAM_ID |        \
  56          PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD |         \
  57          PERF_SAMPLE_IDENTIFIER)
  58
  59 struct sample_event {
  60         struct perf_event_header        header;
  61         u64 array[];
  62 };
  63
  64 struct regs_dump {
  65         u64 abi;
  66         u64 *regs;
  67 };
  68
  69 struct stack_dump {
  70         u16 offset;
  71         u64 size;
  72         char *data;
  73 };
  74
  75 struct sample_read_value {
  76         u64 value;
  77         u64 id;
  78 };
  79
  80 struct sample_read {
  81         u64 time_enabled;
  82         u64 time_running;
  83         union {
  84                 struct {
  85                         u64 nr;
  86                         struct sample_read_value *values;
  87                 } group;
  88                 struct sample_read_value one;
  89         };
  90 };
  91
  92 struct perf_sample {
  93         u64 ip;
  94         u32 pid, tid;
  95         u64 time;
  96         u64 addr;
  97         u64 id;
  98         u64 stream_id;
  99         u64 period;
 100         u64 weight;
 101         u32 cpu;
 102         u32 raw_size;
 103         u64 data_src;
 104         void *raw_data;
 105         struct ip_callchain *callchain;
 106         struct branch_stack *branch_stack;
 107         struct regs_dump  user_regs;
 108         struct stack_dump user_stack;
 109         struct sample_read read;
 110 };
 111
 112 #define PERF_MEM_DATA_SRC_NONE \
 113         (PERF_MEM_S(OP, NA) |\
 114          PERF_MEM_S(LVL, NA) |\
 115          PERF_MEM_S(SNOOP, NA) |\
 116          PERF_MEM_S(LOCK, NA) |\
 117          PERF_MEM_S(TLB, NA))
 118
 119 struct build_id_event {
 120         struct perf_event_header header;
 121         pid_t                    pid;
 122         u8                       build_id[PERF_ALIGN(BUILD_ID_SIZE, sizeof(u64))];
 123         char                     filename[];
 124 };
 125
 126 enum perf_user_event_type { /* above any possible kernel type */
 127         PERF_RECORD_USER_TYPE_START             = 64,
 128         PERF_RECORD_HEADER_ATTR                 = 64,
 129         PERF_RECORD_HEADER_EVENT_TYPE           = 65, /* depreceated */
 130         PERF_RECORD_HEADER_TRACING_DATA         = 66,
 131         PERF_RECORD_HEADER_BUILD_ID             = 67,
 132         PERF_RECORD_FINISHED_ROUND              = 68,
 133         PERF_RECORD_HEADER_MAX
 134 };
 135
 136 struct attr_event {
 137         struct perf_event_header header;
 138         struct perf_event_attr attr;
 139         u64 id[];
 140 };
 141
 142 #define MAX_EVENT_NAME 64
 143
 144 struct perf_trace_event_type {
 145         u64     event_id;
 146         char    name[MAX_EVENT_NAME];
 147 };
 148
 149 struct event_type_event {
 150         struct perf_event_header header;
 151         struct perf_trace_event_type event_type;
 152 };
 153
 154 struct tracing_data_event {
 155         struct perf_event_header header;
 156         u32 size;
 157 };
 158
 159 union perf_event {
 160         struct perf_event_header        header;
 161         struct mmap_event               mmap;
 162         struct comm_event               comm;
 163         struct fork_event               fork;
 164         struct lost_event               lost;
 165         struct read_event               read;
 166         struct sample_event             sample;
 167         struct attr_event               attr;
 168         struct event_type_event         event_type;
 169         struct tracing_data_event       tracing_data;
 170         struct build_id_event           build_id;
 171 };
 172
 173 void perf_event__print_totals(void);
 174
 175 struct perf_tool;
 176 struct thread_map;
 177
 178 typedef int (*perf_event__handler_t)(struct perf_tool *tool,
 179                                      union perf_event *event,
 180                                      struct perf_sample *sample,
 181                                      struct machine *machine);
 182
 183 int perf_event__synthesize_thread_map(struct perf_tool *tool,
 184                                       struct thread_map *threads,
 185                                       perf_event__handler_t process,
 186                                       struct machine *machine);
 187 int perf_event__synthesize_threads(struct perf_tool *tool,
 188                                    perf_event__handler_t process,
 189                                    struct machine *machine);
 190 int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,
 191                                        perf_event__handler_t process,
 192                                        struct machine *machine,
 193                                        const char *symbol_name);
 194
 195 int perf_event__synthesize_modules(struct perf_tool *tool,
 196                                    perf_event__handler_t process,
 197                                    struct machine *machine);
 198
 199 int perf_event__process_comm(struct perf_tool *tool,
 200                              union perf_event *event,
 201                              struct perf_sample *sample,
 202                              struct machine *machine);
 203 int perf_event__process_lost(struct perf_tool *tool,
 204                              union perf_event *event,
 205                              struct perf_sample *sample,
 206                              struct machine *machine);
 207 int perf_event__process_mmap(struct perf_tool *tool,
 208                              union perf_event *event,
 209                              struct perf_sample *sample,
 210                              struct machine *machine);
 211 int perf_event__process_fork(struct perf_tool *tool,
 212                              union perf_event *event,
 213                              struct perf_sample *sample,
 214                              struct machine *machine);
 215 int perf_event__process_exit(struct perf_tool *tool,
 216                              union perf_event *event,
 217                              struct perf_sample *sample,
 218                              struct machine *machine);
 219 int perf_event__process(struct perf_tool *tool,
 220                         union perf_event *event,
 221                         struct perf_sample *sample,
 222                         struct machine *machine);
 223
 224 struct addr_location;
 225 int perf_event__preprocess_sample(const union perf_event *self,
 226                                   struct machine *machine,
 227                                   struct addr_location *al,
 228                                   struct perf_sample *sample);
 229
 230 const char *perf_event__name(unsigned int id);
 231
 232 size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
 233                                      u64 sample_regs_user, u64 read_format);
 234 int perf_event__synthesize_sample(union perf_event *event, u64 type,
 235                                   u64 sample_regs_user, u64 read_format,
 236                                   const struct perf_sample *sample,
 237                                   bool swapped);
 238
 239 size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp);
 240 size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp);
 241 size_t perf_event__fprintf_task(union perf_event *event, FILE *fp);
 242 size_t perf_event__fprintf(union perf_event *event, FILE *fp);
 243
 244 #endif /* __PERF_RECORD_H */