Commit | Line | Data |
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50656eec MH |
1 | #ifndef _PROBE_EVENT_H |
2 | #define _PROBE_EVENT_H | |
3 | ||
fac13fd5 | 4 | #include <stdbool.h> |
5a62257a | 5 | #include "intlist.h" |
4de189fe | 6 | #include "strlist.h" |
bd09d7b5 | 7 | #include "strfilter.h" |
50656eec | 8 | |
ddb2f58f MH |
9 | /* Probe related configurations */ |
10 | struct probe_conf { | |
11 | bool show_ext_vars; | |
349e8d26 | 12 | bool show_location_range; |
ddb2f58f | 13 | bool force_add; |
6cfd1f68 | 14 | bool no_inlines; |
2fd457a3 | 15 | bool cache; |
ddb2f58f MH |
16 | int max_probes; |
17 | }; | |
18 | extern struct probe_conf probe_conf; | |
f4d7da49 MH |
19 | extern bool probe_event_dry_run; |
20 | ||
225466f1 | 21 | /* kprobe-tracer and uprobe-tracer tracing point */ |
0e60836b | 22 | struct probe_trace_point { |
4c859351 | 23 | char *realname; /* function real name (if needed) */ |
4235b045 | 24 | char *symbol; /* Base symbol */ |
190b57fc | 25 | char *module; /* Module name */ |
4235b045 | 26 | unsigned long offset; /* Offset from symbol */ |
fb7345bb | 27 | unsigned long address; /* Actual address of the trace point */ |
4235b045 MH |
28 | bool retprobe; /* Return probe flag */ |
29 | }; | |
30 | ||
0e60836b SD |
31 | /* probe-tracer tracing argument referencing offset */ |
32 | struct probe_trace_arg_ref { | |
33 | struct probe_trace_arg_ref *next; /* Next reference */ | |
4235b045 MH |
34 | long offset; /* Offset value */ |
35 | }; | |
36 | ||
225466f1 | 37 | /* kprobe-tracer and uprobe-tracer tracing argument */ |
0e60836b | 38 | struct probe_trace_arg { |
4235b045 MH |
39 | char *name; /* Argument name */ |
40 | char *value; /* Base value */ | |
4984912e | 41 | char *type; /* Type name */ |
0e60836b | 42 | struct probe_trace_arg_ref *ref; /* Referencing offset */ |
4235b045 MH |
43 | }; |
44 | ||
225466f1 | 45 | /* kprobe-tracer and uprobe-tracer tracing event (point + arg) */ |
0e60836b | 46 | struct probe_trace_event { |
4235b045 MH |
47 | char *event; /* Event name */ |
48 | char *group; /* Group name */ | |
0e60836b | 49 | struct probe_trace_point point; /* Trace point */ |
4235b045 | 50 | int nargs; /* Number of args */ |
225466f1 | 51 | bool uprobes; /* uprobes only */ |
0e60836b | 52 | struct probe_trace_arg *args; /* Arguments */ |
4235b045 MH |
53 | }; |
54 | ||
55 | /* Perf probe probing point */ | |
56 | struct perf_probe_point { | |
57 | char *file; /* File path */ | |
58 | char *function; /* Function name */ | |
59 | int line; /* Line number */ | |
eed05fe7 | 60 | bool retprobe; /* Return probe flag */ |
4235b045 MH |
61 | char *lazy_line; /* Lazy matching pattern */ |
62 | unsigned long offset; /* Offset from function entry */ | |
da15bd9d | 63 | unsigned long abs_address; /* Absolute address of the point */ |
4235b045 MH |
64 | }; |
65 | ||
7df2f329 MH |
66 | /* Perf probe probing argument field chain */ |
67 | struct perf_probe_arg_field { | |
68 | struct perf_probe_arg_field *next; /* Next field */ | |
69 | char *name; /* Name of the field */ | |
b2a3c12b | 70 | long index; /* Array index number */ |
7df2f329 MH |
71 | bool ref; /* Referencing flag */ |
72 | }; | |
73 | ||
4235b045 MH |
74 | /* Perf probe probing argument */ |
75 | struct perf_probe_arg { | |
7df2f329 | 76 | char *name; /* Argument name */ |
48481938 | 77 | char *var; /* Variable name */ |
11a1ca35 | 78 | char *type; /* Type name */ |
7df2f329 | 79 | struct perf_probe_arg_field *field; /* Structure fields */ |
4235b045 MH |
80 | }; |
81 | ||
82 | /* Perf probe probing event (point + arg) */ | |
83 | struct perf_probe_event { | |
84 | char *event; /* Event name */ | |
85 | char *group; /* Group name */ | |
86 | struct perf_probe_point point; /* Probe point */ | |
87 | int nargs; /* Number of arguments */ | |
36a009fe | 88 | bool sdt; /* SDT/cached event flag */ |
7afb3fab MH |
89 | bool uprobes; /* Uprobe event flag */ |
90 | char *target; /* Target binary */ | |
4235b045 | 91 | struct perf_probe_arg *args; /* Arguments */ |
12fae5ef WN |
92 | struct probe_trace_event *tevs; |
93 | int ntevs; | |
4235b045 MH |
94 | }; |
95 | ||
4235b045 MH |
96 | /* Line range */ |
97 | struct line_range { | |
98 | char *file; /* File name */ | |
99 | char *function; /* Function name */ | |
d3b63d7a MH |
100 | int start; /* Start line number */ |
101 | int end; /* End line number */ | |
4235b045 MH |
102 | int offset; /* Start line offset */ |
103 | char *path; /* Real path name */ | |
6a330a3c | 104 | char *comp_dir; /* Compile directory */ |
5a62257a | 105 | struct intlist *line_list; /* Visible lines */ |
4235b045 MH |
106 | }; |
107 | ||
cf6eb489 MH |
108 | /* List of variables */ |
109 | struct variable_list { | |
110 | struct probe_trace_point point; /* Actual probepoint */ | |
111 | struct strlist *vars; /* Available variables */ | |
112 | }; | |
113 | ||
5a023b57 | 114 | struct map; |
9bae1e8c NK |
115 | int init_probe_symbol_maps(bool user_only); |
116 | void exit_probe_symbol_maps(void); | |
5a023b57 | 117 | |
4235b045 | 118 | /* Command string to events */ |
3938bad4 ACM |
119 | int parse_perf_probe_command(const char *cmd, struct perf_probe_event *pev); |
120 | int parse_probe_trace_command(const char *cmd, struct probe_trace_event *tev); | |
4235b045 MH |
121 | |
122 | /* Events to command string */ | |
3938bad4 ACM |
123 | char *synthesize_perf_probe_command(struct perf_probe_event *pev); |
124 | char *synthesize_probe_trace_command(struct probe_trace_event *tev); | |
909b0360 | 125 | char *synthesize_perf_probe_arg(struct perf_probe_arg *pa); |
c4ff4920 | 126 | char *synthesize_perf_probe_point(struct perf_probe_point *pp); |
4235b045 | 127 | |
0542bb9c MH |
128 | int perf_probe_event__copy(struct perf_probe_event *dst, |
129 | struct perf_probe_event *src); | |
130 | ||
4235b045 | 131 | /* Check the perf_probe_event needs debuginfo */ |
3938bad4 | 132 | bool perf_probe_event_need_dwarf(struct perf_probe_event *pev); |
4235b045 | 133 | |
4235b045 | 134 | /* Release event contents */ |
3938bad4 ACM |
135 | void clear_perf_probe_event(struct perf_probe_event *pev); |
136 | void clear_probe_trace_event(struct probe_trace_event *tev); | |
4235b045 MH |
137 | |
138 | /* Command string to line-range */ | |
3938bad4 | 139 | int parse_line_range_desc(const char *cmd, struct line_range *lr); |
4235b045 | 140 | |
e53b00d3 | 141 | /* Release line range members */ |
3938bad4 | 142 | void line_range__clear(struct line_range *lr); |
e53b00d3 MH |
143 | |
144 | /* Initialize line range */ | |
3938bad4 ACM |
145 | int line_range__init(struct line_range *lr); |
146 | ||
147 | int add_perf_probe_events(struct perf_probe_event *pevs, int npevs); | |
148 | int convert_perf_probe_events(struct perf_probe_event *pevs, int npevs); | |
149 | int apply_perf_probe_events(struct perf_probe_event *pevs, int npevs); | |
150 | void cleanup_perf_probe_events(struct perf_probe_event *pevs, int npevs); | |
151 | int del_perf_probe_events(struct strfilter *filter); | |
152 | ||
153 | int show_perf_probe_event(const char *group, const char *event, | |
154 | struct perf_probe_event *pev, | |
155 | const char *module, bool use_stdout); | |
156 | int show_perf_probe_events(struct strfilter *filter); | |
157 | int show_line_range(struct line_range *lr, const char *module, bool user); | |
158 | int show_available_vars(struct perf_probe_event *pevs, int npevs, | |
159 | struct strfilter *filter); | |
160 | int show_available_funcs(const char *module, struct strfilter *filter, bool user); | |
7b6ff0bd | 161 | void arch__fix_tev_from_maps(struct perf_probe_event *pev, |
0b3c2264 NR |
162 | struct probe_trace_event *tev, struct map *map, |
163 | struct symbol *sym); | |
4235b045 | 164 | |
92f6c72e MH |
165 | /* If there is no space to write, returns -E2BIG. */ |
166 | int e_snprintf(char *str, size_t size, const char *format, ...) | |
167 | __attribute__((format(printf, 3, 4))); | |
168 | ||
b498ce1f MH |
169 | /* Maximum index number of event-name postfix */ |
170 | #define MAX_EVENT_INDEX 1024 | |
171 | ||
da15bd9d WN |
172 | int copy_to_probe_trace_arg(struct probe_trace_arg *tvar, |
173 | struct perf_probe_arg *pvar); | |
174 | ||
99e608b5 RB |
175 | struct map *get_target_map(const char *target, bool user); |
176 | ||
177 | void arch__post_process_probe_trace_events(struct perf_probe_event *pev, | |
178 | int ntevs); | |
179 | ||
50656eec | 180 | #endif /*_PROBE_EVENT_H */ |