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kernel/linux-imx6_3.14.28/tools/perf/util/trace-event.h 2.47 KB
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  #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 (*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 */