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_HEADER_ATTR = 64, 89 PERF_RECORD_HEADER_EVENT_TYPE = 65, 90 PERF_RECORD_HEADER_TRACING_DATA = 66, 91 PERF_RECORD_HEADER_BUILD_ID = 67, 92 PERF_RECORD_FINISHED_ROUND = 68, 93 PERF_RECORD_HEADER_MAX 94 }; 95 96 struct attr_event { 97 struct perf_event_header header; 98 struct perf_event_attr attr; 99 u64 id[]; 100 }; 101 102 #define MAX_EVENT_NAME 64 103 104 struct perf_trace_event_type { 105 u64 event_id; 106 char name[MAX_EVENT_NAME]; 107 }; 108 109 struct event_type_event { 110 struct perf_event_header header; 111 struct perf_trace_event_type event_type; 112 }; 113 114 struct tracing_data_event { 115 struct perf_event_header header; 116 u32 size; 117 }; 118 119 typedef union event_union { 120 struct perf_event_header header; 121 struct ip_event ip; 122 struct mmap_event mmap; 123 struct comm_event comm; 124 struct fork_event fork; 125 struct lost_event lost; 126 struct read_event read; 127 struct sample_event sample; 128 struct attr_event attr; 129 struct event_type_event event_type; 130 struct tracing_data_event tracing_data; 131 struct build_id_event build_id; 132 } event_t; 133 134 void event__print_totals(void); 135 136 struct perf_session; 137 138 typedef int (*event__handler_t)(event_t *event, struct perf_session *session); 139 140 int event__synthesize_thread(pid_t pid, event__handler_t process, 141 struct perf_session *session); 142 void event__synthesize_threads(event__handler_t process, 143 struct perf_session *session); 144 int event__synthesize_kernel_mmap(event__handler_t process, 145 struct perf_session *session, 146 struct machine *machine, 147 const char *symbol_name); 148 149 int event__synthesize_modules(event__handler_t process, 150 struct perf_session *session, 151 struct machine *machine); 152 153 int event__process_comm(event_t *self, struct perf_session *session); 154 int event__process_lost(event_t *self, struct perf_session *session); 155 int event__process_mmap(event_t *self, struct perf_session *session); 156 int event__process_task(event_t *self, struct perf_session *session); 157 158 struct addr_location; 159 int event__preprocess_sample(const event_t *self, struct perf_session *session, 160 struct addr_location *al, symbol_filter_t filter); 161 int event__parse_sample(event_t *event, u64 type, struct sample_data *data); 162 163 extern const char *event__name[]; 164 165 #endif /* __PERF_RECORD_H */ 166