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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
92f6c72e MH |
2 | #ifndef __PROBE_FILE_H |
3 | #define __PROBE_FILE_H | |
4 | ||
92f6c72e MH |
5 | #include "probe-event.h" |
6 | ||
8ec20b17 ACM |
7 | struct strlist; |
8 | struct strfilter; | |
9 | ||
dd975497 MH |
10 | /* Cache of probe definitions */ |
11 | struct probe_cache_entry { | |
12 | struct list_head node; | |
6430a94e | 13 | bool sdt; |
dd975497 MH |
14 | struct perf_probe_event pev; |
15 | char *spev; | |
16 | struct strlist *tevlist; | |
17 | }; | |
18 | ||
19 | struct probe_cache { | |
20 | int fd; | |
21 | struct list_head entries; | |
22 | }; | |
23 | ||
180b2061 MH |
24 | enum probe_type { |
25 | PROBE_TYPE_U = 0, | |
26 | PROBE_TYPE_S, | |
27 | PROBE_TYPE_X, | |
28 | PROBE_TYPE_STRING, | |
29 | PROBE_TYPE_BITFIELD, | |
30 | PROBE_TYPE_END, | |
31 | }; | |
32 | ||
92f6c72e MH |
33 | #define PF_FL_UPROBE 1 |
34 | #define PF_FL_RW 2 | |
05bf2c8a MH |
35 | #define for_each_probe_cache_entry(entry, pcache) \ |
36 | list_for_each_entry(entry, &pcache->entries, node) | |
92f6c72e | 37 | |
40218dae MH |
38 | /* probe-file.c depends on libelf */ |
39 | #ifdef HAVE_LIBELF_SUPPORT | |
e491bc2f | 40 | int open_trace_file(const char *trace_file, bool readwrite); |
92f6c72e MH |
41 | int probe_file__open(int flag); |
42 | int probe_file__open_both(int *kfd, int *ufd, int flag); | |
43 | struct strlist *probe_file__get_namelist(int fd); | |
44 | struct strlist *probe_file__get_rawlist(int fd); | |
45 | int probe_file__add_event(int fd, struct probe_trace_event *tev); | |
8ec20b17 | 46 | |
92f6c72e | 47 | int probe_file__del_events(int fd, struct strfilter *filter); |
e607f142 NK |
48 | int probe_file__get_events(int fd, struct strfilter *filter, |
49 | struct strlist *plist); | |
50 | int probe_file__del_strlist(int fd, struct strlist *namelist); | |
51 | ||
42bba263 MH |
52 | int probe_cache_entry__get_event(struct probe_cache_entry *entry, |
53 | struct probe_trace_event **tevs); | |
54 | ||
f045b8c4 | 55 | struct probe_cache *probe_cache__new(const char *target, struct nsinfo *nsi); |
dd975497 MH |
56 | int probe_cache__add_entry(struct probe_cache *pcache, |
57 | struct perf_probe_event *pev, | |
58 | struct probe_trace_event *tevs, int ntevs); | |
6430a94e | 59 | int probe_cache__scan_sdt(struct probe_cache *pcache, const char *pathname); |
dd975497 MH |
60 | int probe_cache__commit(struct probe_cache *pcache); |
61 | void probe_cache__purge(struct probe_cache *pcache); | |
62 | void probe_cache__delete(struct probe_cache *pcache); | |
4a0f65c1 MH |
63 | int probe_cache__filter_purge(struct probe_cache *pcache, |
64 | struct strfilter *filter); | |
bc062230 MH |
65 | struct probe_cache_entry *probe_cache__find(struct probe_cache *pcache, |
66 | struct perf_probe_event *pev); | |
67 | struct probe_cache_entry *probe_cache__find_by_name(struct probe_cache *pcache, | |
68 | const char *group, const char *event); | |
1f3736c9 | 69 | int probe_cache__show_all_caches(struct strfilter *filter); |
180b2061 | 70 | bool probe_type_is_available(enum probe_type type); |
7ab31d94 | 71 | bool kretprobe_offset_is_supported(void); |
5a5e3d3c | 72 | bool uprobe_ref_ctr_is_supported(void); |
1e032f7c | 73 | bool user_access_is_supported(void); |
72363540 | 74 | bool multiprobe_event_is_supported(void); |
66f69b21 | 75 | bool immediate_value_is_supported(void); |
40218dae | 76 | #else /* ! HAVE_LIBELF_SUPPORT */ |
f045b8c4 | 77 | static inline struct probe_cache *probe_cache__new(const char *tgt __maybe_unused, struct nsinfo *nsi __maybe_unused) |
40218dae MH |
78 | { |
79 | return NULL; | |
80 | } | |
81 | #define probe_cache__delete(pcache) do {} while (0) | |
82 | #endif | |
92f6c72e | 83 | #endif |