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linux-next/tools/perf/util/trace-event.h
Adrian Hunter d445dd2a78 perf scripting: Add 'flush' callback to scripting API
In order to defer some output via the scripting API, there needs to be a
callback after session processing but before the session is deleted.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1408129739-17368-3-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2014-08-22 13:12:11 -03:00

92 lines
2.5 KiB
C

#ifndef _PERF_UTIL_TRACE_EVENT_H
#define _PERF_UTIL_TRACE_EVENT_H
#include <traceevent/event-parse.h>
#include "parse-events.h"
struct machine;
struct perf_sample;
union perf_event;
struct perf_tool;
struct thread;
struct plugin_list;
struct trace_event {
struct pevent *pevent;
struct plugin_list *plugin_list;
};
int trace_event__init(struct trace_event *t);
void trace_event__cleanup(struct trace_event *t);
struct event_format*
trace_event__tp_format(const char *sys, const char *name);
int bigendian(void);
void event_format__print(struct event_format *event,
int cpu, void *data, int size);
int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
int parse_event_file(struct pevent *pevent,
char *buf, unsigned long size, char *sys);
unsigned long long
raw_field_value(struct event_format *event, const char *name, void *data);
void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
struct event_format *trace_find_next_event(struct pevent *pevent,
struct event_format *event);
unsigned long long read_size(struct event_format *event, void *ptr, int size);
unsigned long long eval_flag(const char *flag);
int read_tracing_data(int fd, struct list_head *pattrs);
struct tracing_data {
/* size is only valid if temp is 'true' */
ssize_t size;
bool temp;
char temp_file[50];
};
struct tracing_data *tracing_data_get(struct list_head *pattrs,
int fd, bool temp);
int tracing_data_put(struct tracing_data *tdata);
struct addr_location;
struct perf_session;
struct scripting_ops {
const char *name;
int (*start_script) (const char *script, int argc, const char **argv);
int (*flush_script) (void);
int (*stop_script) (void);
void (*process_event) (union perf_event *event,
struct perf_sample *sample,
struct perf_evsel *evsel,
struct thread *thread,
struct addr_location *al);
int (*generate_script) (struct pevent *pevent, const char *outfile);
};
int script_spec_register(const char *spec, struct scripting_ops *ops);
void setup_perl_scripting(void);
void setup_python_scripting(void);
struct scripting_context {
struct pevent *pevent;
void *event_data;
};
int common_pc(struct scripting_context *context);
int common_flags(struct scripting_context *context);
int common_lock_depth(struct scripting_context *context);
#endif /* _PERF_UTIL_TRACE_EVENT_H */