xref: /openbmc/linux/tools/perf/util/build-id.h (revision 6c9111bc)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef PERF_BUILD_ID_H_
3 #define PERF_BUILD_ID_H_ 1
4 
5 #define BUILD_ID_SIZE	20
6 #define SBUILD_ID_SIZE	(BUILD_ID_SIZE * 2 + 1)
7 
8 #include "tool.h"
9 #include <linux/types.h>
10 
11 struct build_id {
12 	u8	data[BUILD_ID_SIZE];
13 	size_t	size;
14 };
15 
16 struct nsinfo;
17 
18 extern struct perf_tool build_id__mark_dso_hit_ops;
19 struct dso;
20 struct feat_fd;
21 
22 void build_id__init(struct build_id *bid, const u8 *data, size_t size);
23 int build_id__sprintf(const struct build_id *build_id, char *bf);
24 int sysfs__sprintf_build_id(const char *root_dir, char *sbuild_id);
25 int filename__sprintf_build_id(const char *pathname, char *sbuild_id);
26 char *build_id_cache__kallsyms_path(const char *sbuild_id, char *bf,
27 				    size_t size);
28 
29 char *dso__build_id_filename(const struct dso *dso, char *bf, size_t size,
30 			     bool is_debug);
31 
32 int build_id__mark_dso_hit(struct perf_tool *tool, union perf_event *event,
33 			   struct perf_sample *sample, struct evsel *evsel,
34 			   struct machine *machine);
35 
36 int dsos__hit_all(struct perf_session *session);
37 
38 int perf_event__inject_buildid(struct perf_tool *tool, union perf_event *event,
39 			       struct perf_sample *sample, struct evsel *evsel,
40 			       struct machine *machine);
41 
42 bool perf_session__read_build_ids(struct perf_session *session, bool with_hits);
43 int perf_session__write_buildid_table(struct perf_session *session,
44 				      struct feat_fd *fd);
45 int perf_session__cache_build_ids(struct perf_session *session);
46 
47 char *build_id_cache__origname(const char *sbuild_id);
48 char *build_id_cache__linkname(const char *sbuild_id, char *bf, size_t size);
49 char *build_id_cache__cachedir(const char *sbuild_id, const char *name,
50 			       struct nsinfo *nsi, bool is_kallsyms,
51 			       bool is_vdso);
52 
53 struct strlist;
54 
55 struct strlist *build_id_cache__list_all(bool validonly);
56 char *build_id_cache__complement(const char *incomplete_sbuild_id);
57 int build_id_cache__list_build_ids(const char *pathname, struct nsinfo *nsi,
58 				   struct strlist **result);
59 bool build_id_cache__cached(const char *sbuild_id);
60 int build_id_cache__add_s(const char *sbuild_id,
61 			  const char *name, struct nsinfo *nsi,
62 			  bool is_kallsyms, bool is_vdso);
63 int build_id_cache__remove_s(const char *sbuild_id);
64 
65 extern char buildid_dir[];
66 
67 void set_buildid_dir(const char *dir);
68 void disable_buildid_cache(void);
69 
70 #endif
71