1 #ifndef BABELTRACE2_TRACE_IR_CLOCK_CLASS_CONST_H
2 #define BABELTRACE2_TRACE_IR_CLOCK_CLASS_CONST_H
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26 #ifndef __BT_IN_BABELTRACE_H
27 # error "Please include <babeltrace2/babeltrace.h> instead."
32 #include <babeltrace2/types.h>
38 extern const bt_value
*bt_clock_class_borrow_user_attributes_const(
39 const bt_clock_class
*clock_class
);
41 extern const char *bt_clock_class_get_name(
42 const bt_clock_class
*clock_class
);
44 extern const char *bt_clock_class_get_description(
45 const bt_clock_class
*clock_class
);
47 extern uint64_t bt_clock_class_get_frequency(
48 const bt_clock_class
*clock_class
);
50 extern uint64_t bt_clock_class_get_precision(
51 const bt_clock_class
*clock_class
);
53 extern void bt_clock_class_get_offset(const bt_clock_class
*clock_class
,
54 int64_t *seconds
, uint64_t *cycles
);
56 extern bt_bool
bt_clock_class_origin_is_unix_epoch(
57 const bt_clock_class
*clock_class
);
59 extern bt_uuid
bt_clock_class_get_uuid(
60 const bt_clock_class
*clock_class
);
62 typedef enum bt_clock_class_cycles_to_ns_from_origin_status
{
63 BT_CLOCK_CLASS_CYCLES_TO_NS_FROM_ORIGIN_STATUS_OVERFLOW_ERROR
= __BT_FUNC_STATUS_OVERFLOW_ERROR
,
64 BT_CLOCK_CLASS_CYCLES_TO_NS_FROM_ORIGIN_STATUS_OK
= __BT_FUNC_STATUS_OK
,
65 } bt_clock_class_cycles_to_ns_from_origin_status
;
67 extern bt_clock_class_cycles_to_ns_from_origin_status
68 bt_clock_class_cycles_to_ns_from_origin(
69 const bt_clock_class
*clock_class
,
70 uint64_t cycles
, int64_t *ns_from_origin
);
72 extern void bt_clock_class_get_ref(const bt_clock_class
*clock_class
);
74 extern void bt_clock_class_put_ref(const bt_clock_class
*clock_class
);
76 #define BT_CLOCK_CLASS_PUT_REF_AND_RESET(_var) \
78 bt_clock_class_put_ref(_var); \
82 #define BT_CLOCK_CLASS_MOVE_REF(_var_dst, _var_src) \
84 bt_clock_class_put_ref(_var_dst); \
85 (_var_dst) = (_var_src); \
93 #endif /* BABELTRACE2_TRACE_IR_CLOCK_CLASS_CONST_H */