9 /* Probe related configurations */
12 bool show_location_range
;
17 extern struct probe_conf probe_conf
;
18 extern bool probe_event_dry_run
;
20 /* kprobe-tracer and uprobe-tracer tracing point */
21 struct probe_trace_point
{
22 char *realname
; /* function real name (if needed) */
23 char *symbol
; /* Base symbol */
24 char *module
; /* Module name */
25 unsigned long offset
; /* Offset from symbol */
26 unsigned long address
; /* Actual address of the trace point */
27 bool retprobe
; /* Return probe flag */
30 /* probe-tracer tracing argument referencing offset */
31 struct probe_trace_arg_ref
{
32 struct probe_trace_arg_ref
*next
; /* Next reference */
33 long offset
; /* Offset value */
36 /* kprobe-tracer and uprobe-tracer tracing argument */
37 struct probe_trace_arg
{
38 char *name
; /* Argument name */
39 char *value
; /* Base value */
40 char *type
; /* Type name */
41 struct probe_trace_arg_ref
*ref
; /* Referencing offset */
44 /* kprobe-tracer and uprobe-tracer tracing event (point + arg) */
45 struct probe_trace_event
{
46 char *event
; /* Event name */
47 char *group
; /* Group name */
48 struct probe_trace_point point
; /* Trace point */
49 int nargs
; /* Number of args */
50 bool uprobes
; /* uprobes only */
51 struct probe_trace_arg
*args
; /* Arguments */
54 /* Perf probe probing point */
55 struct perf_probe_point
{
56 char *file
; /* File path */
57 char *function
; /* Function name */
58 int line
; /* Line number */
59 bool retprobe
; /* Return probe flag */
60 char *lazy_line
; /* Lazy matching pattern */
61 unsigned long offset
; /* Offset from function entry */
64 /* Perf probe probing argument field chain */
65 struct perf_probe_arg_field
{
66 struct perf_probe_arg_field
*next
; /* Next field */
67 char *name
; /* Name of the field */
68 long index
; /* Array index number */
69 bool ref
; /* Referencing flag */
72 /* Perf probe probing argument */
73 struct perf_probe_arg
{
74 char *name
; /* Argument name */
75 char *var
; /* Variable name */
76 char *type
; /* Type name */
77 struct perf_probe_arg_field
*field
; /* Structure fields */
80 /* Perf probe probing event (point + arg) */
81 struct perf_probe_event
{
82 char *event
; /* Event name */
83 char *group
; /* Group name */
84 struct perf_probe_point point
; /* Probe point */
85 int nargs
; /* Number of arguments */
86 bool uprobes
; /* Uprobe event flag */
87 char *target
; /* Target binary */
88 struct perf_probe_arg
*args
; /* Arguments */
93 char *file
; /* File name */
94 char *function
; /* Function name */
95 int start
; /* Start line number */
96 int end
; /* End line number */
97 int offset
; /* Start line offset */
98 char *path
; /* Real path name */
99 char *comp_dir
; /* Compile directory */
100 struct intlist
*line_list
; /* Visible lines */
103 /* List of variables */
104 struct variable_list
{
105 struct probe_trace_point point
; /* Actual probepoint */
106 struct strlist
*vars
; /* Available variables */
109 /* Command string to events */
110 extern int parse_perf_probe_command(const char *cmd
,
111 struct perf_probe_event
*pev
);
113 /* Events to command string */
114 extern char *synthesize_perf_probe_command(struct perf_probe_event
*pev
);
115 extern char *synthesize_probe_trace_command(struct probe_trace_event
*tev
);
116 extern int synthesize_perf_probe_arg(struct perf_probe_arg
*pa
, char *buf
,
119 /* Check the perf_probe_event needs debuginfo */
120 extern bool perf_probe_event_need_dwarf(struct perf_probe_event
*pev
);
122 /* Release event contents */
123 extern void clear_perf_probe_event(struct perf_probe_event
*pev
);
125 /* Command string to line-range */
126 extern int parse_line_range_desc(const char *cmd
, struct line_range
*lr
);
128 /* Release line range members */
129 extern void line_range__clear(struct line_range
*lr
);
131 /* Initialize line range */
132 extern int line_range__init(struct line_range
*lr
);
134 extern int add_perf_probe_events(struct perf_probe_event
*pevs
, int npevs
);
135 extern int del_perf_probe_events(struct strfilter
*filter
);
136 extern int show_perf_probe_events(struct strfilter
*filter
);
137 extern int show_line_range(struct line_range
*lr
, const char *module
,
139 extern int show_available_vars(struct perf_probe_event
*pevs
, int npevs
,
140 struct strfilter
*filter
);
141 extern int show_available_funcs(const char *module
, struct strfilter
*filter
,
143 bool arch__prefers_symtab(void);
144 void arch__fix_tev_from_maps(struct perf_probe_event
*pev
,
145 struct probe_trace_event
*tev
, struct map
*map
);
147 /* Maximum index number of event-name postfix */
148 #define MAX_EVENT_INDEX 1024
150 #endif /*_PROBE_EVENT_H */
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