4716a8f6d3eb8f2ca35f8ee4463c9f6f36f1ce4b
[linux-2.6.git] / tools / perf / util / event.h
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_synth_t)(event_t *event, 
139                                       struct perf_session *session);
140 typedef int (*event__handler_t)(event_t *event, struct sample_data *sample,
141                                 struct perf_session *session);
142
143 int event__synthesize_thread(pid_t pid, event__handler_t process,
144                              struct perf_session *session);
145 int event__synthesize_threads(event__handler_t process,
146                               struct perf_session *session);
147 int event__synthesize_kernel_mmap(event__handler_t process,
148                                 struct perf_session *session,
149                                 struct machine *machine,
150                                 const char *symbol_name);
151
152 int event__synthesize_modules(event__handler_t process,
153                               struct perf_session *session,
154                               struct machine *machine);
155
156 int event__process_comm(event_t *self, struct sample_data *sample,
157                         struct perf_session *session);
158 int event__process_lost(event_t *self, struct sample_data *sample,
159                         struct perf_session *session);
160 int event__process_mmap(event_t *self, struct sample_data *sample,
161                         struct perf_session *session);
162 int event__process_task(event_t *self, struct sample_data *sample,
163                         struct perf_session *session);
164 int event__process(event_t *event, struct sample_data *sample,
165                    struct perf_session *session);
166
167 struct addr_location;
168 int event__preprocess_sample(const event_t *self, struct perf_session *session,
169                              struct addr_location *al, struct sample_data *data,
170                              symbol_filter_t filter);
171 int event__parse_sample(const event_t *event, struct perf_session *session,
172                         struct sample_data *sample);
173
174 const char *event__get_event_name(unsigned int id);
175
176 #endif /* __PERF_RECORD_H */