1 #ifndef __PERF_TRACE_EVENTS_H
2 #define __PERF_TRACE_EVENTS_H
5 #include "parse-events.h"
7 #define __unused __attribute__((unused))
11 #define PAGE_MASK (page_size - 1)
15 RINGBUF_TYPE_PADDING = 29,
16 RINGBUF_TYPE_TIME_EXTEND = 30,
17 RINGBUF_TYPE_TIME_STAMP = 31,
24 #define NSECS_PER_SEC 1000000000ULL
25 #define NSECS_PER_USEC 1000ULL
32 FIELD_IS_DYNAMIC = 16,
34 FIELD_IS_SYMBOLIC = 64,
38 struct format_field *next;
49 struct format_field *common_fields;
50 struct format_field *fields;
53 struct print_arg_atom {
57 struct print_arg_string {
62 struct print_arg_field {
64 struct format_field *field;
67 struct print_flag_sym {
68 struct print_flag_sym *next;
73 struct print_arg_typecast {
75 struct print_arg *item;
78 struct print_arg_flags {
79 struct print_arg *field;
81 struct print_flag_sym *flags;
84 struct print_arg_symbol {
85 struct print_arg *field;
86 struct print_flag_sym *symbols;
94 struct print_arg *left;
95 struct print_arg *right;
98 struct print_arg_func {
100 struct print_arg *args;
103 enum print_arg_type {
115 struct print_arg *next;
116 enum print_arg_type type;
118 struct print_arg_atom atom;
119 struct print_arg_field field;
120 struct print_arg_typecast typecast;
121 struct print_arg_flags flags;
122 struct print_arg_symbol symbol;
123 struct print_arg_func func;
124 struct print_arg_string string;
125 struct print_arg_op op;
131 struct print_arg *args;
139 struct format format;
140 struct print_fmt print_fmt;
145 EVENT_FL_ISFTRACE = 0x01,
146 EVENT_FL_ISPRINT = 0x02,
147 EVENT_FL_ISBPRINT = 0x04,
148 EVENT_FL_ISFUNC = 0x08,
149 EVENT_FL_ISFUNCENT = 0x10,
150 EVENT_FL_ISFUNCRET = 0x20,
152 EVENT_FL_FAILED = 0x80000000
156 unsigned long long ts;
161 struct record *trace_peek_data(int cpu);
162 struct record *trace_read_data(int cpu);
164 void parse_set_info(int nr_cpus, int long_sz);
166 ssize_t trace_report(int fd, bool repipe);
168 void *malloc_or_die(unsigned int size);
170 void parse_cmdlines(char *file, int size);
171 void parse_proc_kallsyms(char *file, unsigned int size);
172 void parse_ftrace_printk(char *file, unsigned int size);
174 void print_funcs(void);
175 void print_printk(void);
177 int parse_ftrace_file(char *buf, unsigned long size);
178 int parse_event_file(char *buf, unsigned long size, char *sys);
179 void print_event(int cpu, void *data, int size, unsigned long long nsecs,
182 extern int file_bigendian;
183 extern int host_bigendian;
187 static inline unsigned short __data2host2(unsigned short data)
191 if (host_bigendian == file_bigendian)
194 swap = ((data & 0xffULL) << 8) |
195 ((data & (0xffULL << 8)) >> 8);
200 static inline unsigned int __data2host4(unsigned int data)
204 if (host_bigendian == file_bigendian)
207 swap = ((data & 0xffULL) << 24) |
208 ((data & (0xffULL << 8)) << 8) |
209 ((data & (0xffULL << 16)) >> 8) |
210 ((data & (0xffULL << 24)) >> 24);
215 static inline unsigned long long __data2host8(unsigned long long data)
217 unsigned long long swap;
219 if (host_bigendian == file_bigendian)
222 swap = ((data & 0xffULL) << 56) |
223 ((data & (0xffULL << 8)) << 40) |
224 ((data & (0xffULL << 16)) << 24) |
225 ((data & (0xffULL << 24)) << 8) |
226 ((data & (0xffULL << 32)) >> 8) |
227 ((data & (0xffULL << 40)) >> 24) |
228 ((data & (0xffULL << 48)) >> 40) |
229 ((data & (0xffULL << 56)) >> 56);
234 #define data2host2(ptr) __data2host2(*(unsigned short *)ptr)
235 #define data2host4(ptr) __data2host4(*(unsigned int *)ptr)
236 #define data2host8(ptr) __data2host8(*(unsigned long long *)ptr)
238 extern int header_page_ts_offset;
239 extern int header_page_ts_size;
240 extern int header_page_size_offset;
241 extern int header_page_size_size;
242 extern int header_page_data_offset;
243 extern int header_page_data_size;
245 extern bool latency_format;
247 int trace_parse_common_type(void *data);
248 int trace_parse_common_pid(void *data);
249 int parse_common_pc(void *data);
250 int parse_common_flags(void *data);
251 int parse_common_lock_depth(void *data);
252 struct event *trace_find_event(int id);
253 struct event *trace_find_next_event(struct event *event);
254 unsigned long long read_size(void *ptr, int size);
256 raw_field_value(struct event *event, const char *name, void *data);
257 void *raw_field_ptr(struct event *event, const char *name, void *data);
258 unsigned long long eval_flag(const char *flag);
260 int read_tracing_data(int fd, struct perf_event_attr *pattrs, int nb_events);
261 ssize_t read_tracing_data_size(int fd, struct perf_event_attr *pattrs,
264 /* taken from kernel/trace/trace.h */
265 enum trace_flag_type {
266 TRACE_FLAG_IRQS_OFF = 0x01,
267 TRACE_FLAG_IRQS_NOSUPPORT = 0x02,
268 TRACE_FLAG_NEED_RESCHED = 0x04,
269 TRACE_FLAG_HARDIRQ = 0x08,
270 TRACE_FLAG_SOFTIRQ = 0x10,
273 struct scripting_ops {
275 int (*start_script) (const char *script, int argc, const char **argv);
276 int (*stop_script) (void);
277 void (*process_event) (int cpu, void *data, int size,
278 unsigned long long nsecs, char *comm);
279 int (*generate_script) (const char *outfile);
282 int script_spec_register(const char *spec, struct scripting_ops *ops);
284 void setup_perl_scripting(void);
285 void setup_python_scripting(void);
287 struct scripting_context {
291 int common_pc(struct scripting_context *context);
292 int common_flags(struct scripting_context *context);
293 int common_lock_depth(struct scripting_context *context);
295 #endif /* __PERF_TRACE_EVENTS_H */