1 #ifndef __PERF_RECORD_H 2 #define __PERF_RECORD_H 3 4 #include <limits.h> 5 6 #include "../perf.h" 7 #include "map.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 struct sample_data { 65 u64 ip; 66 u32 pid, tid; 67 u64 time; 68 u64 addr; 69 u64 id; 70 u64 stream_id; 71 u64 period; 72 u32 cpu; 73 u32 raw_size; 74 void *raw_data; 75 struct ip_callchain *callchain; 76 }; 77 78 #define BUILD_ID_SIZE 20 79 80 struct build_id_event { 81 struct perf_event_header header; 82 pid_t pid; 83 u8 build_id[ALIGN(BUILD_ID_SIZE, sizeof(u64))]; 84 char filename[]; 85 }; 86 87 enum perf_user_event_type { /* above any possible kernel type */ 88 PERF_RECORD_USER_TYPE_START = 64, 89 PERF_RECORD_HEADER_ATTR = 64, 90 PERF_RECORD_HEADER_EVENT_TYPE = 65, 91 PERF_RECORD_HEADER_TRACING_DATA = 66, 92 PERF_RECORD_HEADER_BUILD_ID = 67, 93 PERF_RECORD_FINISHED_ROUND = 68, 94 PERF_RECORD_HEADER_MAX 95 }; 96 97 struct attr_event { 98 struct perf_event_header header; 99 struct perf_event_attr attr; 100 u64 id[]; 101 }; 102 103 #define MAX_EVENT_NAME 64 104 105 struct perf_trace_event_type { 106 u64 event_id; 107 char name[MAX_EVENT_NAME]; 108 }; 109 110 struct event_type_event { 111 struct perf_event_header header; 112 struct perf_trace_event_type event_type; 113 }; 114 115 struct tracing_data_event { 116 struct perf_event_header header; 117 u32 size; 118 }; 119 120 typedef union event_union { 121 struct perf_event_header header; 122 struct ip_event ip; 123 struct mmap_event mmap; 124 struct comm_event comm; 125 struct fork_event fork; 126 struct lost_event lost; 127 struct read_event read; 128 struct sample_event sample; 129 struct attr_event attr; 130 struct event_type_event event_type; 131 struct tracing_data_event tracing_data; 132 struct build_id_event build_id; 133 } event_t; 134 135 void event__print_totals(void); 136 137 struct perf_session; 138 139 typedef int (*event__handler_synth_t)(event_t *event, 140 struct perf_session *session); 141 typedef int (*event__handler_t)(event_t *event, struct sample_data *sample, 142 struct perf_session *session); 143 144 int event__synthesize_thread(pid_t pid, event__handler_t process, 145 struct perf_session *session); 146 int event__synthesize_threads(event__handler_t process, 147 struct perf_session *session); 148 int event__synthesize_kernel_mmap(event__handler_t process, 149 struct perf_session *session, 150 struct machine *machine, 151 const char *symbol_name); 152 153 int event__synthesize_modules(event__handler_t process, 154 struct perf_session *session, 155 struct machine *machine); 156 157 int event__process_comm(event_t *self, struct sample_data *sample, 158 struct perf_session *session); 159 int event__process_lost(event_t *self, struct sample_data *sample, 160 struct perf_session *session); 161 int event__process_mmap(event_t *self, struct sample_data *sample, 162 struct perf_session *session); 163 int event__process_task(event_t *self, struct sample_data *sample, 164 struct perf_session *session); 165 int event__process(event_t *event, struct sample_data *sample, 166 struct perf_session *session); 167 168 struct addr_location; 169 int event__preprocess_sample(const event_t *self, struct perf_session *session, 170 struct addr_location *al, struct sample_data *data, 171 symbol_filter_t filter); 172 int event__parse_sample(const event_t *event, struct perf_session *session, 173 struct sample_data *sample); 174 175 const char *event__get_event_name(unsigned int id); 176 177 #endif /* __PERF_RECORD_H */ 178