Release 4.10 tools/perf/util/probe-file.h

#ifndef __PROBE_FILE_H

#define __PROBE_FILE_H

#include "strlist.h"
#include "strfilter.h"
#include "probe-event.h"

/* Cache of probe definitions */

struct probe_cache_entry {
	
struct list_head	node;
	
bool			sdt;
	
struct perf_probe_event pev;
	
char			*spev;
	
struct strlist		*tevlist;
};


struct probe_cache {
	
int	fd;
	
struct list_head entries;
};


enum probe_type {
	
PROBE_TYPE_U = 0,
	
PROBE_TYPE_S,
	
PROBE_TYPE_X,
	
PROBE_TYPE_STRING,
	
PROBE_TYPE_BITFIELD,
	
PROBE_TYPE_END,
};


#define PF_FL_UPROBE	1

#define PF_FL_RW	2

#define for_each_probe_cache_entry(entry, pcache) \
	list_for_each_entry(entry, &pcache->entries, node)

/* probe-file.c depends on libelf */
#ifdef HAVE_LIBELF_SUPPORT
int probe_file__open(int flag);
int probe_file__open_both(int *kfd, int *ufd, int flag);
struct strlist *probe_file__get_namelist(int fd);
struct strlist *probe_file__get_rawlist(int fd);
int probe_file__add_event(int fd, struct probe_trace_event *tev);
int probe_file__del_events(int fd, struct strfilter *filter);
int probe_file__get_events(int fd, struct strfilter *filter,
				  struct strlist *plist);
int probe_file__del_strlist(int fd, struct strlist *namelist);

int probe_cache_entry__get_event(struct probe_cache_entry *entry,
				 struct probe_trace_event **tevs);

struct probe_cache *probe_cache__new(const char *target);
int probe_cache__add_entry(struct probe_cache *pcache,
			   struct perf_probe_event *pev,
			   struct probe_trace_event *tevs, int ntevs);
int probe_cache__scan_sdt(struct probe_cache *pcache, const char *pathname);
int probe_cache__commit(struct probe_cache *pcache);
void probe_cache__purge(struct probe_cache *pcache);
void probe_cache__delete(struct probe_cache *pcache);
int probe_cache__filter_purge(struct probe_cache *pcache,
			      struct strfilter *filter);
struct probe_cache_entry *probe_cache__find(struct probe_cache *pcache,
					    struct perf_probe_event *pev);
struct probe_cache_entry *probe_cache__find_by_name(struct probe_cache *pcache,
					const char *group, const char *event);
int probe_cache__show_all_caches(struct strfilter *filter);
bool probe_type_is_available(enum probe_type type);
#else	/* ! HAVE_LIBELF_SUPPORT */


static inline struct probe_cache *probe_cache__new(const char *tgt __maybe_unused)
{
	return NULL;
}
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#define probe_cache__delete(pcache) do {} while (0)
#endif
#endif
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Directory: tools/perf/util

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