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 /* SHA-1 length in bytes */ 6 #define BUILD_ID_MIN_SIZE 16 /* MD5/UUID/GUID length in bytes */ 7 #define SBUILD_ID_SIZE (BUILD_ID_SIZE * 2 + 1) 8 #define SBUILD_ID_MIN_SIZE (BUILD_ID_MIN_SIZE * 2 + 1) 9 10 #include "machine.h" 11 #include "tool.h" 12 #include <linux/types.h> 13 14 struct build_id { 15 u8 data[BUILD_ID_SIZE]; 16 size_t size; 17 }; 18 19 struct nsinfo; 20 21 extern struct perf_tool build_id__mark_dso_hit_ops; 22 struct dso; 23 struct feat_fd; 24 25 void build_id__init(struct build_id *bid, const u8 *data, size_t size); 26 int build_id__sprintf(const struct build_id *build_id, char *bf); 27 bool build_id__is_defined(const struct build_id *bid); 28 int sysfs__sprintf_build_id(const char *root_dir, char *sbuild_id); 29 int filename__sprintf_build_id(const char *pathname, char *sbuild_id); 30 char *build_id_cache__kallsyms_path(const char *sbuild_id, char *bf, 31 size_t size); 32 33 char *dso__build_id_filename(const struct dso *dso, char *bf, size_t size, 34 bool is_debug); 35 char *__dso__build_id_filename(const struct dso *dso, char *bf, size_t size, 36 bool is_debug, bool is_kallsyms); 37 38 int build_id__mark_dso_hit(struct perf_tool *tool, union perf_event *event, 39 struct perf_sample *sample, struct evsel *evsel, 40 struct machine *machine); 41 42 int perf_event__inject_buildid(struct perf_tool *tool, union perf_event *event, 43 struct perf_sample *sample, struct evsel *evsel, 44 struct machine *machine); 45 46 bool perf_session__read_build_ids(struct perf_session *session, bool with_hits); 47 int perf_session__write_buildid_table(struct perf_session *session, 48 struct feat_fd *fd); 49 int perf_session__cache_build_ids(struct perf_session *session); 50 int __perf_session__cache_build_ids(struct perf_session *session, 51 machine__dso_t fn, void *priv); 52 53 char *build_id_cache__origname(const char *sbuild_id); 54 char *build_id_cache__linkname(const char *sbuild_id, char *bf, size_t size); 55 char *build_id_cache__cachedir(const char *sbuild_id, const char *name, 56 struct nsinfo *nsi, bool is_kallsyms, 57 bool is_vdso); 58 59 struct strlist; 60 61 struct strlist *build_id_cache__list_all(bool validonly); 62 char *build_id_cache__complement(const char *incomplete_sbuild_id); 63 int build_id_cache__list_build_ids(const char *pathname, struct nsinfo *nsi, 64 struct strlist **result); 65 bool build_id_cache__cached(const char *sbuild_id); 66 int build_id_cache__add(const char *sbuild_id, const char *name, const char *realname, 67 struct nsinfo *nsi, bool is_kallsyms, bool is_vdso, 68 const char *proper_name, const char *root_dir); 69 int __build_id_cache__add_s(const char *sbuild_id, 70 const char *name, struct nsinfo *nsi, 71 bool is_kallsyms, bool is_vdso, 72 const char *proper_name, const char *root_dir); 73 static inline int build_id_cache__add_s(const char *sbuild_id, 74 const char *name, struct nsinfo *nsi, 75 bool is_kallsyms, bool is_vdso) 76 { 77 return __build_id_cache__add_s(sbuild_id, name, nsi, is_kallsyms, is_vdso, NULL, NULL); 78 } 79 int build_id_cache__remove_s(const char *sbuild_id); 80 81 extern char buildid_dir[]; 82 83 void set_buildid_dir(const char *dir); 84 void disable_buildid_cache(void); 85 86 #endif 87