1 #ifndef BABELTRACE2_TRACE_IR_FIELD_PATH_CONST_H
2 #define BABELTRACE2_TRACE_IR_FIELD_PATH_CONST_H
5 * Copyright (c) 2010-2019 EfficiOS Inc. and Linux Foundation
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26 #ifndef __BT_IN_BABELTRACE_H
27 # error "Please include <babeltrace2/babeltrace.h> instead."
32 #include <babeltrace2/types.h>
38 typedef enum bt_field_path_item_type
{
39 BT_FIELD_PATH_ITEM_TYPE_INDEX
= 1 << 0,
40 BT_FIELD_PATH_ITEM_TYPE_CURRENT_ARRAY_ELEMENT
= 1 << 1,
41 BT_FIELD_PATH_ITEM_TYPE_CURRENT_OPTION_CONTENT
= 1 << 2,
42 } bt_field_path_item_type
;
44 typedef enum bt_field_path_scope
{
45 BT_FIELD_PATH_SCOPE_PACKET_CONTEXT
= 0,
46 BT_FIELD_PATH_SCOPE_EVENT_COMMON_CONTEXT
= 1,
47 BT_FIELD_PATH_SCOPE_EVENT_SPECIFIC_CONTEXT
= 2,
48 BT_FIELD_PATH_SCOPE_EVENT_PAYLOAD
= 3,
49 } bt_field_path_scope
;
51 extern bt_field_path_scope
bt_field_path_get_root_scope(
52 const bt_field_path
*field_path
);
54 extern uint64_t bt_field_path_get_item_count(
55 const bt_field_path
*field_path
);
57 extern const bt_field_path_item
*bt_field_path_borrow_item_by_index_const(
58 const bt_field_path
*field_path
, uint64_t index
);
60 extern bt_field_path_item_type
bt_field_path_item_get_type(
61 const bt_field_path_item
*field_path_item
);
63 extern uint64_t bt_field_path_item_index_get_index(
64 const bt_field_path_item
*field_path_item
);
66 extern void bt_field_path_get_ref(const bt_field_path
*field_path
);
68 extern void bt_field_path_put_ref(const bt_field_path
*field_path
);
70 #define BT_FIELD_PATH_PUT_REF_AND_RESET(_var) \
72 bt_field_path_put_ref(_var); \
76 #define BT_FIELD_PATH_MOVE_REF(_var_dst, _var_src) \
78 bt_field_path_put_ref(_var_dst); \
79 (_var_dst) = (_var_src); \
87 #endif /* BABELTRACE2_TRACE_IR_FIELD_PATH_CONST_H */