175 lines
3.5 KiB
C
175 lines
3.5 KiB
C
#ifndef __PERF_RECORD_H
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#define __PERF_RECORD_H
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#include "../perf.h"
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#include "util.h"
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#include <linux/list.h>
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#include <linux/rbtree.h>
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/*
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* PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
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*/
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struct ip_event {
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struct perf_event_header header;
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u64 ip;
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u32 pid, tid;
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unsigned char __more_data[];
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};
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struct mmap_event {
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struct perf_event_header header;
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u32 pid, tid;
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u64 start;
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u64 len;
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u64 pgoff;
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char filename[PATH_MAX];
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};
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struct comm_event {
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struct perf_event_header header;
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u32 pid, tid;
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char comm[16];
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};
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struct fork_event {
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struct perf_event_header header;
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u32 pid, ppid;
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u32 tid, ptid;
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u64 time;
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};
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struct lost_event {
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struct perf_event_header header;
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u64 id;
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u64 lost;
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};
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/*
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* PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
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*/
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struct read_event {
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struct perf_event_header header;
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u32 pid, tid;
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u64 value;
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u64 time_enabled;
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u64 time_running;
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u64 id;
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};
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struct sample_event {
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struct perf_event_header header;
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u64 array[];
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};
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struct sample_data {
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u64 ip;
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u32 pid, tid;
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u64 time;
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u64 addr;
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u64 id;
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u64 stream_id;
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u32 cpu;
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u64 period;
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struct ip_callchain *callchain;
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u32 raw_size;
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void *raw_data;
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};
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#define BUILD_ID_SIZE 20
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struct build_id_event {
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struct perf_event_header header;
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u8 build_id[ALIGN(BUILD_ID_SIZE, sizeof(u64))];
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char filename[];
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};
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typedef union event_union {
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struct perf_event_header header;
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struct ip_event ip;
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struct mmap_event mmap;
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struct comm_event comm;
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struct fork_event fork;
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struct lost_event lost;
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struct read_event read;
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struct sample_event sample;
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} event_t;
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struct events_stats {
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unsigned long total;
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unsigned long lost;
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};
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void event__print_totals(void);
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enum map_type {
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MAP__FUNCTION = 0,
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MAP__NR_TYPES,
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};
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struct map {
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union {
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struct rb_node rb_node;
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struct list_head node;
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};
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u64 start;
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u64 end;
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enum map_type type;
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u64 pgoff;
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u64 (*map_ip)(struct map *, u64);
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u64 (*unmap_ip)(struct map *, u64);
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struct dso *dso;
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};
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static inline u64 map__map_ip(struct map *map, u64 ip)
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{
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return ip - map->start + map->pgoff;
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}
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static inline u64 map__unmap_ip(struct map *map, u64 ip)
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{
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return ip + map->start - map->pgoff;
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}
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static inline u64 identity__map_ip(struct map *map __used, u64 ip)
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{
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return ip;
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}
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struct symbol;
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typedef int (*symbol_filter_t)(struct map *map, struct symbol *sym);
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void map__init(struct map *self, enum map_type type,
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u64 start, u64 end, u64 pgoff, struct dso *dso);
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struct map *map__new(struct mmap_event *event, enum map_type,
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char *cwd, int cwdlen);
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void map__delete(struct map *self);
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struct map *map__clone(struct map *self);
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int map__overlap(struct map *l, struct map *r);
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size_t map__fprintf(struct map *self, FILE *fp);
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struct symbol *map__find_symbol(struct map *self, u64 addr,
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symbol_filter_t filter);
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void map__fixup_start(struct map *self);
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void map__fixup_end(struct map *self);
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int event__synthesize_thread(pid_t pid, int (*process)(event_t *event));
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void event__synthesize_threads(int (*process)(event_t *event));
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extern char *event__cwd;
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extern int event__cwdlen;
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extern struct events_stats event__stats;
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extern unsigned long event__total[PERF_RECORD_MAX];
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int event__process_comm(event_t *self);
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int event__process_lost(event_t *self);
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int event__process_mmap(event_t *self);
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int event__process_task(event_t *self);
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struct addr_location;
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int event__preprocess_sample(const event_t *self, struct addr_location *al,
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symbol_filter_t filter);
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int event__parse_sample(event_t *event, u64 type, struct sample_data *data);
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#endif /* __PERF_RECORD_H */
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