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56e18c4c PP |
1 | #ifndef BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H |
2 | #define BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H | |
273b65be JG |
3 | |
4 | /* | |
e2f7325d | 5 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
de9dd397 | 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be | 7 | * |
273b65be JG |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 | * SOFTWARE. | |
25 | */ | |
26 | ||
3fadfbc0 MJ |
27 | #include <babeltrace2/assert-pre-internal.h> |
28 | #include <babeltrace2/common-internal.h> | |
29 | #include <babeltrace2/trace-ir/field-class-internal.h> | |
30 | #include <babeltrace2/trace-ir/utils-internal.h> | |
31 | #include <babeltrace2/object-internal.h> | |
32 | #include <babeltrace2/babeltrace-internal.h> | |
33 | #include <babeltrace2/types.h> | |
dc3fffef | 34 | #include <stdint.h> |
4d4b475d | 35 | #include <string.h> |
3dca2276 | 36 | #include <inttypes.h> |
d990a4fb | 37 | #include <stdbool.h> |
273b65be JG |
38 | #include <glib.h> |
39 | ||
864cad70 | 40 | #define BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(_field, _cls_type, _name) \ |
40f4ba76 | 41 | BT_ASSERT_PRE(((const struct bt_field *) (_field))->class->type == (_cls_type), \ |
864cad70 | 42 | _name " has the wrong class type: expected-class-type=%s, " \ |
44c440bc | 43 | "%![field-]+f", \ |
864cad70 | 44 | bt_common_field_class_type_string(_cls_type), (_field)) |
44c440bc PP |
45 | |
46 | #define BT_ASSERT_PRE_FIELD_IS_UNSIGNED_INT(_field, _name) \ | |
47 | BT_ASSERT_PRE( \ | |
40f4ba76 PP |
48 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER || \ |
49 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, \ | |
44c440bc PP |
50 | _name " is not an unsigned integer field: %![field-]+f", \ |
51 | (_field)) | |
52 | ||
53 | #define BT_ASSERT_PRE_FIELD_IS_SIGNED_INT(_field, _name) \ | |
54 | BT_ASSERT_PRE( \ | |
40f4ba76 PP |
55 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER || \ |
56 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, \ | |
44c440bc PP |
57 | _name " is not a signed integer field: %![field-]+f", \ |
58 | (_field)) | |
59 | ||
60 | #define BT_ASSERT_PRE_FIELD_IS_ARRAY(_field, _name) \ | |
61 | BT_ASSERT_PRE( \ | |
40f4ba76 PP |
62 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_STATIC_ARRAY || \ |
63 | ((const struct bt_field *) (_field))->class->type == BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY, \ | |
44c440bc PP |
64 | _name " is not an array field: %![field-]+f", (_field)) |
65 | ||
66 | #define BT_ASSERT_PRE_FIELD_IS_SET(_field, _name) \ | |
67 | BT_ASSERT_PRE(bt_field_is_set(_field), \ | |
cb6f1f7d | 68 | _name " is not set: %!+f", (_field)) |
3dca2276 | 69 | |
44c440bc | 70 | #define BT_ASSERT_PRE_FIELD_HOT(_field, _name) \ |
40f4ba76 | 71 | BT_ASSERT_PRE_HOT((const struct bt_field *) (_field), (_name), \ |
44c440bc | 72 | ": %!+f", (_field)) |
3dca2276 PP |
73 | |
74 | struct bt_field; | |
3dca2276 | 75 | |
5cd6d0e5 | 76 | typedef struct bt_field *(* bt_field_create_func)(struct bt_field_class *); |
44c440bc | 77 | typedef void (*bt_field_method_set_is_frozen)(struct bt_field *, bool); |
40f4ba76 | 78 | typedef bool (*bt_field_method_is_set)(const struct bt_field *); |
cb6f1f7d PP |
79 | typedef void (*bt_field_method_reset)(struct bt_field *); |
80 | ||
81 | struct bt_field_methods { | |
82 | bt_field_method_set_is_frozen set_is_frozen; | |
cb6f1f7d PP |
83 | bt_field_method_is_set is_set; |
84 | bt_field_method_reset reset; | |
3dca2276 PP |
85 | }; |
86 | ||
cb6f1f7d | 87 | struct bt_field { |
83509119 | 88 | struct bt_object base; |
44c440bc PP |
89 | |
90 | /* Owned by this */ | |
5cd6d0e5 | 91 | struct bt_field_class *class; |
44c440bc PP |
92 | |
93 | /* Virtual table for slow path (dev mode) operations */ | |
cb6f1f7d | 94 | struct bt_field_methods *methods; |
44c440bc PP |
95 | |
96 | bool is_set; | |
d990a4fb | 97 | bool frozen; |
273b65be JG |
98 | }; |
99 | ||
cb6f1f7d PP |
100 | struct bt_field_integer { |
101 | struct bt_field common; | |
273b65be | 102 | |
44c440bc PP |
103 | union { |
104 | uint64_t u; | |
105 | int64_t i; | |
106 | } value; | |
cb6f1f7d PP |
107 | }; |
108 | ||
44c440bc | 109 | struct bt_field_real { |
cb6f1f7d | 110 | struct bt_field common; |
44c440bc | 111 | double value; |
273b65be JG |
112 | }; |
113 | ||
cb6f1f7d PP |
114 | struct bt_field_structure { |
115 | struct bt_field common; | |
312c056a | 116 | |
cb6f1f7d | 117 | /* Array of `struct bt_field *`, owned by this */ |
312c056a | 118 | GPtrArray *fields; |
273b65be JG |
119 | }; |
120 | ||
cb6f1f7d PP |
121 | struct bt_field_variant { |
122 | struct bt_field common; | |
312c056a | 123 | |
44c440bc PP |
124 | /* Weak: belongs to `fields` below */ |
125 | struct bt_field *selected_field; | |
312c056a | 126 | |
44c440bc PP |
127 | /* Index of currently selected field */ |
128 | uint64_t selected_index; | |
312c056a | 129 | |
cb6f1f7d | 130 | /* Array of `struct bt_field *`, owned by this */ |
312c056a | 131 | GPtrArray *fields; |
273b65be JG |
132 | }; |
133 | ||
cb6f1f7d PP |
134 | struct bt_field_array { |
135 | struct bt_field common; | |
312c056a | 136 | |
cb6f1f7d | 137 | /* Array of `struct bt_field *`, owned by this */ |
44c440bc | 138 | GPtrArray *fields; |
312c056a | 139 | |
44c440bc | 140 | /* Current effective length */ |
312c056a | 141 | uint64_t length; |
273b65be JG |
142 | }; |
143 | ||
cb6f1f7d PP |
144 | struct bt_field_string { |
145 | struct bt_field common; | |
4d4b475d | 146 | GArray *buf; |
44c440bc | 147 | uint64_t length; |
273b65be JG |
148 | }; |
149 | ||
f6ccaed9 | 150 | #ifdef BT_DEV_MODE |
44c440bc PP |
151 | # define bt_field_set_is_frozen _bt_field_set_is_frozen |
152 | # define bt_field_is_set _bt_field_is_set | |
153 | # define bt_field_reset _bt_field_reset | |
154 | # define bt_field_set_single _bt_field_set_single | |
f6ccaed9 | 155 | #else |
44c440bc PP |
156 | # define bt_field_set_is_frozen(_field, _is_frozen) |
157 | # define bt_field_is_set(_field) (BT_FALSE) | |
158 | # define bt_field_reset(_field) | |
159 | # define bt_field_set_single(_field, _val) | |
f6ccaed9 | 160 | #endif |
918be005 | 161 | |
cb6f1f7d | 162 | BT_HIDDEN |
40f4ba76 | 163 | void _bt_field_set_is_frozen(const struct bt_field *field, bool is_frozen); |
3dca2276 PP |
164 | |
165 | static inline | |
40f4ba76 | 166 | void _bt_field_reset(const struct bt_field *field) |
3dca2276 PP |
167 | { |
168 | BT_ASSERT(field); | |
169 | BT_ASSERT(field->methods->reset); | |
40f4ba76 | 170 | field->methods->reset((void *) field); |
3dca2276 PP |
171 | } |
172 | ||
173 | static inline | |
44c440bc | 174 | void _bt_field_set_single(struct bt_field *field, bool value) |
3dca2276 PP |
175 | { |
176 | BT_ASSERT(field); | |
44c440bc | 177 | field->is_set = value; |
3dca2276 PP |
178 | } |
179 | ||
180 | static inline | |
40f4ba76 | 181 | bt_bool _bt_field_is_set(const struct bt_field *field) |
3dca2276 PP |
182 | { |
183 | bt_bool is_set = BT_FALSE; | |
184 | ||
185 | if (!field) { | |
186 | goto end; | |
187 | } | |
188 | ||
864cad70 | 189 | BT_ASSERT(bt_field_class_has_known_type(field->class)); |
3dca2276 PP |
190 | BT_ASSERT(field->methods->is_set); |
191 | is_set = field->methods->is_set(field); | |
192 | ||
193 | end: | |
194 | return is_set; | |
195 | } | |
196 | ||
312c056a | 197 | BT_HIDDEN |
5cd6d0e5 | 198 | struct bt_field *bt_field_create(struct bt_field_class *class); |
312c056a PP |
199 | |
200 | BT_HIDDEN | |
44c440bc | 201 | void bt_field_destroy(struct bt_field *field); |
312c056a | 202 | |
56e18c4c | 203 | #endif /* BABELTRACE_TRACE_IR_FIELDS_INTERNAL_H */ |