Commit | Line | Data |
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273b65be | 1 | /* |
0235b0db MJ |
2 | * SPDX-License-Identifier: MIT |
3 | * | |
e2f7325d | 4 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
de9dd397 | 5 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
6 | */ |
7 | ||
0235b0db MJ |
8 | #ifndef BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H |
9 | #define BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H | |
10 | ||
578e048b | 11 | #include "lib/object.h" |
3fadfbc0 | 12 | #include <babeltrace2/types.h> |
dc3fffef | 13 | #include <stdint.h> |
d990a4fb | 14 | #include <stdbool.h> |
273b65be JG |
15 | #include <glib.h> |
16 | ||
578e048b | 17 | #include "field-class.h" |
578e048b | 18 | |
3dca2276 | 19 | struct bt_field; |
3dca2276 | 20 | |
5cd6d0e5 | 21 | typedef struct bt_field *(* bt_field_create_func)(struct bt_field_class *); |
44c440bc | 22 | typedef void (*bt_field_method_set_is_frozen)(struct bt_field *, bool); |
40f4ba76 | 23 | typedef bool (*bt_field_method_is_set)(const struct bt_field *); |
cb6f1f7d PP |
24 | typedef void (*bt_field_method_reset)(struct bt_field *); |
25 | ||
26 | struct bt_field_methods { | |
27 | bt_field_method_set_is_frozen set_is_frozen; | |
cb6f1f7d PP |
28 | bt_field_method_is_set is_set; |
29 | bt_field_method_reset reset; | |
3dca2276 PP |
30 | }; |
31 | ||
cb6f1f7d | 32 | struct bt_field { |
83509119 | 33 | struct bt_object base; |
44c440bc PP |
34 | |
35 | /* Owned by this */ | |
5cd6d0e5 | 36 | struct bt_field_class *class; |
44c440bc PP |
37 | |
38 | /* Virtual table for slow path (dev mode) operations */ | |
cb6f1f7d | 39 | struct bt_field_methods *methods; |
44c440bc PP |
40 | |
41 | bool is_set; | |
d990a4fb | 42 | bool frozen; |
273b65be JG |
43 | }; |
44 | ||
5cebbe7f PP |
45 | struct bt_field_bool { |
46 | struct bt_field common; | |
47 | bool value; | |
48 | }; | |
49 | ||
1094efa4 PP |
50 | struct bt_field_bit_array { |
51 | struct bt_field common; | |
52 | uint64_t value_as_int; | |
53 | }; | |
54 | ||
cb6f1f7d PP |
55 | struct bt_field_integer { |
56 | struct bt_field common; | |
273b65be | 57 | |
44c440bc PP |
58 | union { |
59 | uint64_t u; | |
60 | int64_t i; | |
61 | } value; | |
cb6f1f7d PP |
62 | }; |
63 | ||
44c440bc | 64 | struct bt_field_real { |
cb6f1f7d | 65 | struct bt_field common; |
44c440bc | 66 | double value; |
273b65be JG |
67 | }; |
68 | ||
cb6f1f7d PP |
69 | struct bt_field_structure { |
70 | struct bt_field common; | |
312c056a | 71 | |
cb6f1f7d | 72 | /* Array of `struct bt_field *`, owned by this */ |
312c056a | 73 | GPtrArray *fields; |
273b65be JG |
74 | }; |
75 | ||
b38aea74 PP |
76 | struct bt_field_option { |
77 | struct bt_field common; | |
78 | ||
79 | /* Owned by this */ | |
80 | struct bt_field *content_field; | |
81 | ||
82 | /* Weak: equal to `content_field` above or `NULL` */ | |
83 | struct bt_field *selected_field; | |
84 | }; | |
85 | ||
cb6f1f7d PP |
86 | struct bt_field_variant { |
87 | struct bt_field common; | |
312c056a | 88 | |
44c440bc PP |
89 | /* Weak: belongs to `fields` below */ |
90 | struct bt_field *selected_field; | |
312c056a | 91 | |
44c440bc PP |
92 | /* Index of currently selected field */ |
93 | uint64_t selected_index; | |
312c056a | 94 | |
cb6f1f7d | 95 | /* Array of `struct bt_field *`, owned by this */ |
312c056a | 96 | GPtrArray *fields; |
273b65be JG |
97 | }; |
98 | ||
cb6f1f7d PP |
99 | struct bt_field_array { |
100 | struct bt_field common; | |
312c056a | 101 | |
cb6f1f7d | 102 | /* Array of `struct bt_field *`, owned by this */ |
44c440bc | 103 | GPtrArray *fields; |
312c056a | 104 | |
44c440bc | 105 | /* Current effective length */ |
312c056a | 106 | uint64_t length; |
273b65be JG |
107 | }; |
108 | ||
cb6f1f7d PP |
109 | struct bt_field_string { |
110 | struct bt_field common; | |
4d4b475d | 111 | GArray *buf; |
44c440bc | 112 | uint64_t length; |
273b65be JG |
113 | }; |
114 | ||
f6ccaed9 | 115 | #ifdef BT_DEV_MODE |
44c440bc PP |
116 | # define bt_field_set_is_frozen _bt_field_set_is_frozen |
117 | # define bt_field_is_set _bt_field_is_set | |
118 | # define bt_field_reset _bt_field_reset | |
119 | # define bt_field_set_single _bt_field_set_single | |
f6ccaed9 | 120 | #else |
44c440bc PP |
121 | # define bt_field_set_is_frozen(_field, _is_frozen) |
122 | # define bt_field_is_set(_field) (BT_FALSE) | |
123 | # define bt_field_reset(_field) | |
124 | # define bt_field_set_single(_field, _val) | |
f6ccaed9 | 125 | #endif |
918be005 | 126 | |
40f4ba76 | 127 | void _bt_field_set_is_frozen(const struct bt_field *field, bool is_frozen); |
3dca2276 PP |
128 | |
129 | static inline | |
40f4ba76 | 130 | void _bt_field_reset(const struct bt_field *field) |
3dca2276 | 131 | { |
98b15851 PP |
132 | BT_ASSERT_DBG(field); |
133 | BT_ASSERT_DBG(field->methods->reset); | |
40f4ba76 | 134 | field->methods->reset((void *) field); |
3dca2276 PP |
135 | } |
136 | ||
137 | static inline | |
44c440bc | 138 | void _bt_field_set_single(struct bt_field *field, bool value) |
3dca2276 | 139 | { |
98b15851 | 140 | BT_ASSERT_DBG(field); |
44c440bc | 141 | field->is_set = value; |
3dca2276 PP |
142 | } |
143 | ||
144 | static inline | |
40f4ba76 | 145 | bt_bool _bt_field_is_set(const struct bt_field *field) |
3dca2276 PP |
146 | { |
147 | bt_bool is_set = BT_FALSE; | |
148 | ||
149 | if (!field) { | |
150 | goto end; | |
151 | } | |
152 | ||
98b15851 | 153 | BT_ASSERT_DBG(field->methods->is_set); |
3dca2276 PP |
154 | is_set = field->methods->is_set(field); |
155 | ||
156 | end: | |
157 | return is_set; | |
158 | } | |
159 | ||
5cd6d0e5 | 160 | struct bt_field *bt_field_create(struct bt_field_class *class); |
312c056a | 161 | |
44c440bc | 162 | void bt_field_destroy(struct bt_field *field); |
312c056a | 163 | |
56e18c4c | 164 | #endif /* BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H */ |