Commit | Line | Data |
---|---|---|
273b65be | 1 | /* |
2e33ac5a | 2 | * fields.c |
273b65be | 3 | * |
d2dc44b6 | 4 | * Babeltrace CTF IR - Event Fields |
273b65be | 5 | * |
de9dd397 | 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
7 | * |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
2e33ac5a PP |
29 | #include <babeltrace/ctf-ir/fields-internal.h> |
30 | #include <babeltrace/ctf-ir/field-types-internal.h> | |
dc3fffef | 31 | #include <babeltrace/ctf-writer/serialize-internal.h> |
83509119 JG |
32 | #include <babeltrace/object-internal.h> |
33 | #include <babeltrace/ref.h> | |
273b65be | 34 | #include <babeltrace/compiler.h> |
a323afb2 | 35 | #include <babeltrace/compat/fcntl.h> |
dc3fffef | 36 | #include <babeltrace/align.h> |
273b65be JG |
37 | |
38 | #define PACKET_LEN_INCREMENT (getpagesize() * 8 * CHAR_BIT) | |
39 | ||
40 | static | |
41 | struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *); | |
42 | static | |
43 | struct bt_ctf_field *bt_ctf_field_enumeration_create( | |
44 | struct bt_ctf_field_type *); | |
45 | static | |
46 | struct bt_ctf_field *bt_ctf_field_floating_point_create( | |
47 | struct bt_ctf_field_type *); | |
48 | static | |
49 | struct bt_ctf_field *bt_ctf_field_structure_create( | |
50 | struct bt_ctf_field_type *); | |
51 | static | |
52 | struct bt_ctf_field *bt_ctf_field_variant_create( | |
53 | struct bt_ctf_field_type *); | |
54 | static | |
55 | struct bt_ctf_field *bt_ctf_field_array_create( | |
56 | struct bt_ctf_field_type *); | |
57 | static | |
58 | struct bt_ctf_field *bt_ctf_field_sequence_create( | |
59 | struct bt_ctf_field_type *); | |
60 | static | |
61 | struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *); | |
62 | ||
63 | static | |
83509119 | 64 | void bt_ctf_field_destroy(struct bt_object *); |
273b65be JG |
65 | static |
66 | void bt_ctf_field_integer_destroy(struct bt_ctf_field *); | |
67 | static | |
68 | void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *); | |
69 | static | |
70 | void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *); | |
71 | static | |
72 | void bt_ctf_field_structure_destroy(struct bt_ctf_field *); | |
73 | static | |
74 | void bt_ctf_field_variant_destroy(struct bt_ctf_field *); | |
75 | static | |
76 | void bt_ctf_field_array_destroy(struct bt_ctf_field *); | |
77 | static | |
78 | void bt_ctf_field_sequence_destroy(struct bt_ctf_field *); | |
79 | static | |
80 | void bt_ctf_field_string_destroy(struct bt_ctf_field *); | |
81 | ||
82 | static | |
ca116246 | 83 | int bt_ctf_field_generic_validate(struct bt_ctf_field *); |
273b65be | 84 | static |
ca116246 | 85 | int bt_ctf_field_structure_validate(struct bt_ctf_field *); |
273b65be | 86 | static |
ca116246 | 87 | int bt_ctf_field_variant_validate(struct bt_ctf_field *); |
273b65be | 88 | static |
ca116246 | 89 | int bt_ctf_field_enumeration_validate(struct bt_ctf_field *); |
273b65be | 90 | static |
ca116246 | 91 | int bt_ctf_field_array_validate(struct bt_ctf_field *); |
273b65be | 92 | static |
ca116246 | 93 | int bt_ctf_field_sequence_validate(struct bt_ctf_field *); |
273b65be | 94 | |
12c8a1a3 | 95 | static |
ca116246 | 96 | int bt_ctf_field_generic_reset(struct bt_ctf_field *); |
12c8a1a3 | 97 | static |
ca116246 | 98 | int bt_ctf_field_structure_reset(struct bt_ctf_field *); |
12c8a1a3 | 99 | static |
ca116246 | 100 | int bt_ctf_field_variant_reset(struct bt_ctf_field *); |
12c8a1a3 | 101 | static |
ca116246 | 102 | int bt_ctf_field_enumeration_reset(struct bt_ctf_field *); |
12c8a1a3 | 103 | static |
ca116246 | 104 | int bt_ctf_field_array_reset(struct bt_ctf_field *); |
12c8a1a3 | 105 | static |
ca116246 | 106 | int bt_ctf_field_sequence_reset(struct bt_ctf_field *); |
12c8a1a3 | 107 | static |
ca116246 | 108 | int bt_ctf_field_string_reset(struct bt_ctf_field *); |
12c8a1a3 | 109 | |
273b65be JG |
110 | static |
111 | int bt_ctf_field_integer_serialize(struct bt_ctf_field *, | |
dc3fffef | 112 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
113 | static |
114 | int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *, | |
dc3fffef | 115 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
116 | static |
117 | int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *, | |
dc3fffef | 118 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
119 | static |
120 | int bt_ctf_field_structure_serialize(struct bt_ctf_field *, | |
dc3fffef | 121 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
122 | static |
123 | int bt_ctf_field_variant_serialize(struct bt_ctf_field *, | |
dc3fffef | 124 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
125 | static |
126 | int bt_ctf_field_array_serialize(struct bt_ctf_field *, | |
dc3fffef | 127 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
128 | static |
129 | int bt_ctf_field_sequence_serialize(struct bt_ctf_field *, | |
dc3fffef | 130 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be JG |
131 | static |
132 | int bt_ctf_field_string_serialize(struct bt_ctf_field *, | |
dc3fffef | 133 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order); |
273b65be | 134 | |
87d43dc1 JG |
135 | static |
136 | int bt_ctf_field_integer_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
137 | static | |
138 | int bt_ctf_field_enumeration_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
139 | static | |
140 | int bt_ctf_field_floating_point_copy(struct bt_ctf_field *, | |
141 | struct bt_ctf_field *); | |
142 | static | |
143 | int bt_ctf_field_structure_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
144 | static | |
145 | int bt_ctf_field_variant_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
146 | static | |
147 | int bt_ctf_field_array_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
148 | static | |
149 | int bt_ctf_field_sequence_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
150 | static | |
151 | int bt_ctf_field_string_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
152 | ||
918be005 PP |
153 | static |
154 | void generic_field_freeze(struct bt_ctf_field *); | |
155 | static | |
156 | void bt_ctf_field_enumeration_freeze(struct bt_ctf_field *); | |
157 | static | |
158 | void bt_ctf_field_structure_freeze(struct bt_ctf_field *); | |
159 | static | |
160 | void bt_ctf_field_variant_freeze(struct bt_ctf_field *); | |
161 | static | |
162 | void bt_ctf_field_array_freeze(struct bt_ctf_field *); | |
163 | static | |
164 | void bt_ctf_field_sequence_freeze(struct bt_ctf_field *); | |
165 | ||
76f869ab JG |
166 | static |
167 | bool bt_ctf_field_generic_is_set(struct bt_ctf_field *); | |
168 | static | |
169 | bool bt_ctf_field_structure_is_set(struct bt_ctf_field *); | |
170 | static | |
171 | bool bt_ctf_field_variant_is_set(struct bt_ctf_field *); | |
172 | static | |
173 | bool bt_ctf_field_enumeration_is_set(struct bt_ctf_field *); | |
174 | static | |
175 | bool bt_ctf_field_array_is_set(struct bt_ctf_field *); | |
176 | static | |
177 | bool bt_ctf_field_sequence_is_set(struct bt_ctf_field *); | |
178 | ||
273b65be | 179 | static |
dc3fffef | 180 | int increase_packet_size(struct bt_ctf_stream_pos *pos); |
273b65be JG |
181 | |
182 | static | |
ce6da4fd | 183 | struct bt_ctf_field *(* const field_create_funcs[])( |
273b65be | 184 | struct bt_ctf_field_type *) = { |
1487a16a PP |
185 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_integer_create, |
186 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_create, | |
187 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = | |
273b65be | 188 | bt_ctf_field_floating_point_create, |
1487a16a PP |
189 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_create, |
190 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_create, | |
191 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_create, | |
192 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_create, | |
193 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_create, | |
273b65be JG |
194 | }; |
195 | ||
196 | static | |
ce6da4fd | 197 | void (* const field_destroy_funcs[])(struct bt_ctf_field *) = { |
1487a16a PP |
198 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_integer_destroy, |
199 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_destroy, | |
200 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = | |
273b65be | 201 | bt_ctf_field_floating_point_destroy, |
1487a16a PP |
202 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_destroy, |
203 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_destroy, | |
204 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_destroy, | |
205 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_destroy, | |
206 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_destroy, | |
273b65be JG |
207 | }; |
208 | ||
209 | static | |
ce6da4fd | 210 | int (* const field_validate_funcs[])(struct bt_ctf_field *) = { |
1487a16a PP |
211 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_generic_validate, |
212 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_validate, | |
213 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_generic_validate, | |
214 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_validate, | |
215 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_validate, | |
216 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_validate, | |
217 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_validate, | |
218 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_generic_validate, | |
273b65be JG |
219 | }; |
220 | ||
12c8a1a3 | 221 | static |
ce6da4fd | 222 | int (* const field_reset_funcs[])(struct bt_ctf_field *) = { |
1487a16a PP |
223 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_generic_reset, |
224 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_reset, | |
225 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_generic_reset, | |
226 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_reset, | |
227 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_reset, | |
228 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_reset, | |
229 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_reset, | |
230 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_reset, | |
12c8a1a3 JG |
231 | }; |
232 | ||
273b65be | 233 | static |
ce6da4fd | 234 | int (* const field_serialize_funcs[])(struct bt_ctf_field *, |
dc3fffef | 235 | struct bt_ctf_stream_pos *, enum bt_ctf_byte_order) = { |
1487a16a PP |
236 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_integer_serialize, |
237 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_serialize, | |
238 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = | |
273b65be | 239 | bt_ctf_field_floating_point_serialize, |
1487a16a PP |
240 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_serialize, |
241 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_serialize, | |
242 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_serialize, | |
243 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_serialize, | |
244 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_serialize, | |
273b65be JG |
245 | }; |
246 | ||
87d43dc1 | 247 | static |
ce6da4fd JG |
248 | int (* const field_copy_funcs[])(struct bt_ctf_field *, |
249 | struct bt_ctf_field *) = { | |
1487a16a PP |
250 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_integer_copy, |
251 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_copy, | |
252 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_floating_point_copy, | |
253 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_copy, | |
254 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_copy, | |
255 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_copy, | |
256 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_copy, | |
257 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_string_copy, | |
87d43dc1 JG |
258 | }; |
259 | ||
918be005 PP |
260 | static |
261 | void (* const field_freeze_funcs[])(struct bt_ctf_field *) = { | |
1487a16a PP |
262 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = generic_field_freeze, |
263 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = generic_field_freeze, | |
264 | [BT_CTF_FIELD_TYPE_ID_STRING] = generic_field_freeze, | |
265 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_freeze, | |
266 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_freeze, | |
267 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_freeze, | |
268 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_freeze, | |
269 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_freeze, | |
918be005 PP |
270 | }; |
271 | ||
76f869ab JG |
272 | static |
273 | bool (* const field_is_set_funcs[])(struct bt_ctf_field *) = { | |
1487a16a PP |
274 | [BT_CTF_FIELD_TYPE_ID_INTEGER] = bt_ctf_field_generic_is_set, |
275 | [BT_CTF_FIELD_TYPE_ID_ENUM] = bt_ctf_field_enumeration_is_set, | |
276 | [BT_CTF_FIELD_TYPE_ID_FLOAT] = bt_ctf_field_generic_is_set, | |
277 | [BT_CTF_FIELD_TYPE_ID_STRUCT] = bt_ctf_field_structure_is_set, | |
278 | [BT_CTF_FIELD_TYPE_ID_VARIANT] = bt_ctf_field_variant_is_set, | |
279 | [BT_CTF_FIELD_TYPE_ID_ARRAY] = bt_ctf_field_array_is_set, | |
280 | [BT_CTF_FIELD_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_is_set, | |
281 | [BT_CTF_FIELD_TYPE_ID_STRING] = bt_ctf_field_generic_is_set, | |
76f869ab JG |
282 | }; |
283 | ||
273b65be JG |
284 | struct bt_ctf_field *bt_ctf_field_create(struct bt_ctf_field_type *type) |
285 | { | |
286 | struct bt_ctf_field *field = NULL; | |
1487a16a | 287 | enum bt_ctf_field_type_id type_id; |
81e36fac | 288 | int ret; |
273b65be JG |
289 | |
290 | if (!type) { | |
291 | goto error; | |
292 | } | |
293 | ||
294 | type_id = bt_ctf_field_type_get_type_id(type); | |
1487a16a | 295 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || |
9a19a512 | 296 | type_id >= BT_CTF_NR_TYPE_IDS) { |
81e36fac PP |
297 | goto error; |
298 | } | |
299 | ||
300 | /* Field class MUST be valid */ | |
301 | ret = bt_ctf_field_type_validate(type); | |
302 | ||
303 | if (ret) { | |
304 | /* Invalid */ | |
273b65be JG |
305 | goto error; |
306 | } | |
307 | ||
308 | field = field_create_funcs[type_id](type); | |
309 | if (!field) { | |
310 | goto error; | |
311 | } | |
312 | ||
313 | /* The type's declaration can't change after this point */ | |
314 | bt_ctf_field_type_freeze(type); | |
83509119 JG |
315 | bt_get(type); |
316 | bt_object_init(field, bt_ctf_field_destroy); | |
273b65be JG |
317 | field->type = type; |
318 | error: | |
319 | return field; | |
320 | } | |
321 | ||
322 | void bt_ctf_field_get(struct bt_ctf_field *field) | |
323 | { | |
83509119 | 324 | bt_get(field); |
273b65be JG |
325 | } |
326 | ||
327 | void bt_ctf_field_put(struct bt_ctf_field *field) | |
328 | { | |
83509119 | 329 | bt_put(field); |
273b65be JG |
330 | } |
331 | ||
cd95e351 JG |
332 | struct bt_ctf_field_type *bt_ctf_field_get_type(struct bt_ctf_field *field) |
333 | { | |
334 | struct bt_ctf_field_type *ret = NULL; | |
335 | ||
336 | if (!field) { | |
337 | goto end; | |
338 | } | |
339 | ||
340 | ret = field->type; | |
83509119 | 341 | bt_get(ret); |
cd95e351 JG |
342 | end: |
343 | return ret; | |
344 | } | |
345 | ||
1487a16a | 346 | enum bt_ctf_field_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field) |
4ebcc695 | 347 | { |
1487a16a | 348 | enum bt_ctf_field_type_id ret = BT_CTF_FIELD_TYPE_ID_UNKNOWN; |
4ebcc695 PP |
349 | |
350 | if (!field) { | |
351 | goto end; | |
352 | } | |
353 | ||
354 | ret = bt_ctf_field_type_get_type_id(field->type); | |
355 | end: | |
356 | return ret; | |
357 | } | |
358 | ||
8f3553be PP |
359 | int bt_ctf_field_is_integer(struct bt_ctf_field *field) |
360 | { | |
1487a16a | 361 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_INTEGER; |
8f3553be PP |
362 | } |
363 | ||
364 | int bt_ctf_field_is_floating_point(struct bt_ctf_field *field) | |
365 | { | |
1487a16a | 366 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_FLOAT; |
8f3553be PP |
367 | } |
368 | ||
369 | int bt_ctf_field_is_enumeration(struct bt_ctf_field *field) | |
370 | { | |
1487a16a | 371 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_ENUM; |
8f3553be PP |
372 | } |
373 | ||
374 | int bt_ctf_field_is_string(struct bt_ctf_field *field) | |
375 | { | |
1487a16a | 376 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_STRING; |
8f3553be PP |
377 | } |
378 | ||
379 | int bt_ctf_field_is_structure(struct bt_ctf_field *field) | |
380 | { | |
1487a16a | 381 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_STRUCT; |
8f3553be PP |
382 | } |
383 | ||
384 | int bt_ctf_field_is_array(struct bt_ctf_field *field) | |
385 | { | |
1487a16a | 386 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_ARRAY; |
8f3553be PP |
387 | } |
388 | ||
389 | int bt_ctf_field_is_sequence(struct bt_ctf_field *field) | |
390 | { | |
1487a16a | 391 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_SEQUENCE; |
8f3553be PP |
392 | } |
393 | ||
394 | int bt_ctf_field_is_variant(struct bt_ctf_field *field) | |
395 | { | |
1487a16a | 396 | return bt_ctf_field_get_type_id(field) == BT_CTF_FIELD_TYPE_ID_VARIANT; |
8f3553be PP |
397 | } |
398 | ||
cd95e351 JG |
399 | struct bt_ctf_field *bt_ctf_field_sequence_get_length( |
400 | struct bt_ctf_field *field) | |
401 | { | |
402 | struct bt_ctf_field *ret = NULL; | |
403 | struct bt_ctf_field_sequence *sequence; | |
404 | ||
405 | if (!field) { | |
406 | goto end; | |
407 | } | |
408 | ||
409 | if (bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 410 | BT_CTF_FIELD_TYPE_ID_SEQUENCE) { |
cd95e351 JG |
411 | goto end; |
412 | } | |
413 | ||
414 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
415 | ret = sequence->length; | |
83509119 | 416 | bt_get(ret); |
cd95e351 JG |
417 | end: |
418 | return ret; | |
419 | } | |
420 | ||
273b65be JG |
421 | int bt_ctf_field_sequence_set_length(struct bt_ctf_field *field, |
422 | struct bt_ctf_field *length_field) | |
423 | { | |
424 | int ret = 0; | |
425 | struct bt_ctf_field_type_integer *length_type; | |
426 | struct bt_ctf_field_integer *length; | |
427 | struct bt_ctf_field_sequence *sequence; | |
428 | uint64_t sequence_length; | |
429 | ||
918be005 | 430 | if (!field || !length_field || field->frozen) { |
273b65be JG |
431 | ret = -1; |
432 | goto end; | |
433 | } | |
434 | if (bt_ctf_field_type_get_type_id(length_field->type) != | |
1487a16a | 435 | BT_CTF_FIELD_TYPE_ID_INTEGER) { |
273b65be JG |
436 | ret = -1; |
437 | goto end; | |
438 | } | |
439 | ||
440 | length_type = container_of(length_field->type, | |
441 | struct bt_ctf_field_type_integer, parent); | |
152e7331 | 442 | /* The length field must be unsigned */ |
dc3fffef | 443 | if (length_type->is_signed) { |
273b65be JG |
444 | ret = -1; |
445 | goto end; | |
446 | } | |
447 | ||
448 | length = container_of(length_field, struct bt_ctf_field_integer, | |
449 | parent); | |
dc3fffef | 450 | sequence_length = length->payload.unsignd; |
273b65be JG |
451 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); |
452 | if (sequence->elements) { | |
453 | g_ptr_array_free(sequence->elements, TRUE); | |
83509119 | 454 | bt_put(sequence->length); |
273b65be JG |
455 | } |
456 | ||
fe0fe95c | 457 | sequence->elements = g_ptr_array_sized_new((size_t)sequence_length); |
273b65be JG |
458 | if (!sequence->elements) { |
459 | ret = -1; | |
460 | goto end; | |
461 | } | |
462 | ||
fe0fe95c | 463 | g_ptr_array_set_free_func(sequence->elements, |
83509119 JG |
464 | (GDestroyNotify) bt_put); |
465 | g_ptr_array_set_size(sequence->elements, (size_t) sequence_length); | |
466 | bt_get(length_field); | |
273b65be JG |
467 | sequence->length = length_field; |
468 | end: | |
469 | return ret; | |
470 | } | |
471 | ||
472 | struct bt_ctf_field *bt_ctf_field_structure_get_field( | |
473 | struct bt_ctf_field *field, const char *name) | |
474 | { | |
475 | struct bt_ctf_field *new_field = NULL; | |
476 | GQuark field_quark; | |
477 | struct bt_ctf_field_structure *structure; | |
b92ddaaa | 478 | struct bt_ctf_field_type *field_type = NULL; |
273b65be JG |
479 | size_t index; |
480 | ||
481 | if (!field || !name || | |
482 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 483 | BT_CTF_FIELD_TYPE_ID_STRUCT) { |
273b65be JG |
484 | goto error; |
485 | } | |
486 | ||
487 | field_quark = g_quark_from_string(name); | |
488 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
b92ddaaa JG |
489 | field_type = |
490 | bt_ctf_field_type_structure_get_field_type_by_name(field->type, | |
491 | name); | |
273b65be JG |
492 | if (!g_hash_table_lookup_extended(structure->field_name_to_index, |
493 | GUINT_TO_POINTER(field_quark), NULL, (gpointer *)&index)) { | |
494 | goto error; | |
495 | } | |
496 | ||
497 | if (structure->fields->pdata[index]) { | |
498 | new_field = structure->fields->pdata[index]; | |
499 | goto end; | |
500 | } | |
501 | ||
918be005 PP |
502 | /* We don't want to modify this field if it's frozen */ |
503 | if (field->frozen) { | |
504 | goto end; | |
505 | } | |
506 | ||
273b65be JG |
507 | new_field = bt_ctf_field_create(field_type); |
508 | if (!new_field) { | |
509 | goto error; | |
510 | } | |
511 | ||
512 | structure->fields->pdata[index] = new_field; | |
513 | end: | |
83509119 | 514 | bt_get(new_field); |
273b65be | 515 | error: |
b92ddaaa | 516 | if (field_type) { |
83509119 | 517 | bt_put(field_type); |
b92ddaaa | 518 | } |
273b65be JG |
519 | return new_field; |
520 | } | |
521 | ||
cd95e351 | 522 | struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index( |
074ee56d | 523 | struct bt_ctf_field *field, int index) |
cd95e351 JG |
524 | { |
525 | int ret; | |
526 | const char *field_name; | |
527 | struct bt_ctf_field_structure *structure; | |
528 | struct bt_ctf_field_type *structure_type; | |
529 | struct bt_ctf_field_type *field_type = NULL; | |
530 | struct bt_ctf_field *ret_field = NULL; | |
531 | ||
532 | if (!field || | |
9a19a512 | 533 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 534 | BT_CTF_FIELD_TYPE_ID_STRUCT) { |
cd95e351 JG |
535 | goto end; |
536 | } | |
537 | ||
538 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
539 | if (index >= structure->fields->len) { | |
540 | goto error; | |
541 | } | |
542 | ||
543 | ret_field = structure->fields->pdata[index]; | |
544 | if (ret_field) { | |
545 | goto end; | |
546 | } | |
547 | ||
918be005 PP |
548 | /* We don't want to modify this field if it's frozen */ |
549 | if (field->frozen) { | |
550 | goto end; | |
551 | } | |
552 | ||
cd95e351 JG |
553 | /* Field has not been instanciated yet, create it */ |
554 | structure_type = bt_ctf_field_get_type(field); | |
555 | if (!structure_type) { | |
556 | goto error; | |
557 | } | |
558 | ||
559 | ret = bt_ctf_field_type_structure_get_field(structure_type, | |
560 | &field_name, &field_type, index); | |
83509119 | 561 | bt_put(structure_type); |
cd95e351 JG |
562 | if (ret) { |
563 | goto error; | |
564 | } | |
565 | ||
566 | ret_field = bt_ctf_field_create(field_type); | |
567 | if (!ret_field) { | |
568 | goto error; | |
569 | } | |
570 | ||
571 | structure->fields->pdata[index] = ret_field; | |
572 | end: | |
83509119 | 573 | bt_get(ret_field); |
cd95e351 | 574 | error: |
83509119 | 575 | bt_put(field_type); |
cd95e351 JG |
576 | return ret_field; |
577 | } | |
578 | ||
273b65be JG |
579 | int bt_ctf_field_structure_set_field(struct bt_ctf_field *field, |
580 | const char *name, struct bt_ctf_field *value) | |
581 | { | |
582 | int ret = 0; | |
583 | GQuark field_quark; | |
584 | struct bt_ctf_field_structure *structure; | |
b92ddaaa | 585 | struct bt_ctf_field_type *expected_field_type = NULL; |
273b65be JG |
586 | size_t index; |
587 | ||
918be005 | 588 | if (!field || !name || !value || field->frozen || |
273b65be | 589 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 590 | BT_CTF_FIELD_TYPE_ID_STRUCT) { |
273b65be JG |
591 | ret = -1; |
592 | goto end; | |
593 | } | |
594 | ||
595 | field_quark = g_quark_from_string(name); | |
596 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
b92ddaaa JG |
597 | expected_field_type = |
598 | bt_ctf_field_type_structure_get_field_type_by_name(field->type, | |
599 | name); | |
09840de5 PP |
600 | |
601 | if (bt_ctf_field_type_compare(expected_field_type, value->type)) { | |
273b65be JG |
602 | ret = -1; |
603 | goto end; | |
604 | } | |
605 | ||
606 | if (!g_hash_table_lookup_extended(structure->field_name_to_index, | |
607 | GUINT_TO_POINTER(field_quark), NULL, (gpointer *) &index)) { | |
608 | goto end; | |
609 | } | |
610 | ||
611 | if (structure->fields->pdata[index]) { | |
83509119 | 612 | bt_put(structure->fields->pdata[index]); |
273b65be JG |
613 | } |
614 | ||
615 | structure->fields->pdata[index] = value; | |
83509119 | 616 | bt_get(value); |
273b65be | 617 | end: |
b92ddaaa | 618 | if (expected_field_type) { |
83509119 | 619 | bt_put(expected_field_type); |
b92ddaaa | 620 | } |
273b65be JG |
621 | return ret; |
622 | } | |
623 | ||
624 | struct bt_ctf_field *bt_ctf_field_array_get_field(struct bt_ctf_field *field, | |
625 | uint64_t index) | |
626 | { | |
627 | struct bt_ctf_field *new_field = NULL; | |
b92ddaaa | 628 | struct bt_ctf_field_type *field_type = NULL; |
273b65be | 629 | struct bt_ctf_field_array *array; |
273b65be JG |
630 | |
631 | if (!field || bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 632 | BT_CTF_FIELD_TYPE_ID_ARRAY) { |
273b65be JG |
633 | goto end; |
634 | } | |
635 | ||
636 | array = container_of(field, struct bt_ctf_field_array, parent); | |
637 | if (index >= array->elements->len) { | |
638 | goto end; | |
639 | } | |
640 | ||
b92ddaaa | 641 | field_type = bt_ctf_field_type_array_get_element_type(field->type); |
273b65be JG |
642 | if (array->elements->pdata[(size_t)index]) { |
643 | new_field = array->elements->pdata[(size_t)index]; | |
644 | goto end; | |
645 | } | |
646 | ||
918be005 PP |
647 | /* We don't want to modify this field if it's frozen */ |
648 | if (field->frozen) { | |
649 | goto end; | |
650 | } | |
651 | ||
273b65be | 652 | new_field = bt_ctf_field_create(field_type); |
273b65be JG |
653 | array->elements->pdata[(size_t)index] = new_field; |
654 | end: | |
b92ddaaa | 655 | if (field_type) { |
83509119 | 656 | bt_put(field_type); |
b92ddaaa | 657 | } |
92c8b4f9 | 658 | if (new_field) { |
83509119 | 659 | bt_get(new_field); |
92c8b4f9 | 660 | } |
273b65be JG |
661 | return new_field; |
662 | } | |
663 | ||
664 | struct bt_ctf_field *bt_ctf_field_sequence_get_field(struct bt_ctf_field *field, | |
665 | uint64_t index) | |
666 | { | |
667 | struct bt_ctf_field *new_field = NULL; | |
b92ddaaa | 668 | struct bt_ctf_field_type *field_type = NULL; |
273b65be | 669 | struct bt_ctf_field_sequence *sequence; |
273b65be JG |
670 | |
671 | if (!field || bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 672 | BT_CTF_FIELD_TYPE_ID_SEQUENCE) { |
273b65be JG |
673 | goto end; |
674 | } | |
675 | ||
676 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
677 | if (!sequence->elements || sequence->elements->len <= index) { | |
678 | goto end; | |
679 | } | |
680 | ||
b92ddaaa | 681 | field_type = bt_ctf_field_type_sequence_get_element_type(field->type); |
83509119 JG |
682 | if (sequence->elements->pdata[(size_t) index]) { |
683 | new_field = sequence->elements->pdata[(size_t) index]; | |
273b65be JG |
684 | goto end; |
685 | } | |
686 | ||
918be005 PP |
687 | /* We don't want to modify this field if it's frozen */ |
688 | if (field->frozen) { | |
689 | goto end; | |
690 | } | |
691 | ||
273b65be | 692 | new_field = bt_ctf_field_create(field_type); |
83509119 | 693 | sequence->elements->pdata[(size_t) index] = new_field; |
273b65be | 694 | end: |
b92ddaaa | 695 | if (field_type) { |
83509119 | 696 | bt_put(field_type); |
b92ddaaa | 697 | } |
92c8b4f9 | 698 | if (new_field) { |
83509119 | 699 | bt_get(new_field); |
92c8b4f9 | 700 | } |
273b65be JG |
701 | return new_field; |
702 | } | |
703 | ||
704 | struct bt_ctf_field *bt_ctf_field_variant_get_field(struct bt_ctf_field *field, | |
705 | struct bt_ctf_field *tag_field) | |
706 | { | |
707 | struct bt_ctf_field *new_field = NULL; | |
708 | struct bt_ctf_field_variant *variant; | |
709 | struct bt_ctf_field_type_variant *variant_type; | |
710 | struct bt_ctf_field_type *field_type; | |
711 | struct bt_ctf_field *tag_enum = NULL; | |
712 | struct bt_ctf_field_integer *tag_enum_integer; | |
713 | int64_t tag_enum_value; | |
714 | ||
715 | if (!field || !tag_field || | |
716 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 717 | BT_CTF_FIELD_TYPE_ID_VARIANT || |
273b65be | 718 | bt_ctf_field_type_get_type_id(tag_field->type) != |
1487a16a | 719 | BT_CTF_FIELD_TYPE_ID_ENUM) { |
273b65be JG |
720 | goto end; |
721 | } | |
722 | ||
723 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
724 | variant_type = container_of(field->type, | |
725 | struct bt_ctf_field_type_variant, parent); | |
726 | tag_enum = bt_ctf_field_enumeration_get_container(tag_field); | |
727 | if (!tag_enum) { | |
728 | goto end; | |
729 | } | |
730 | ||
731 | tag_enum_integer = container_of(tag_enum, struct bt_ctf_field_integer, | |
732 | parent); | |
733 | ||
2c661a4d | 734 | if (bt_ctf_field_validate(tag_field) < 0) { |
273b65be JG |
735 | goto end; |
736 | } | |
737 | ||
dc3fffef | 738 | tag_enum_value = tag_enum_integer->payload.signd; |
2829190c PP |
739 | |
740 | /* | |
741 | * If the variant currently has a tag and a payload, and if the | |
742 | * requested tag value is the same as the current one, return | |
743 | * the current payload instead of creating a fresh one. | |
744 | */ | |
745 | if (variant->tag && variant->payload) { | |
746 | struct bt_ctf_field *cur_tag_container = NULL; | |
747 | struct bt_ctf_field_integer *cur_tag_enum_integer; | |
748 | int64_t cur_tag_value; | |
749 | ||
750 | cur_tag_container = | |
751 | bt_ctf_field_enumeration_get_container(variant->tag); | |
9a5df386 | 752 | assert(cur_tag_container); |
2829190c PP |
753 | cur_tag_enum_integer = container_of(cur_tag_container, |
754 | struct bt_ctf_field_integer, parent); | |
83509119 | 755 | bt_put(cur_tag_container); |
dc3fffef | 756 | cur_tag_value = cur_tag_enum_integer->payload.signd; |
2829190c PP |
757 | |
758 | if (cur_tag_value == tag_enum_value) { | |
759 | new_field = variant->payload; | |
83509119 | 760 | bt_get(new_field); |
2829190c PP |
761 | goto end; |
762 | } | |
763 | } | |
764 | ||
918be005 PP |
765 | /* We don't want to modify this field if it's frozen */ |
766 | if (field->frozen) { | |
767 | goto end; | |
768 | } | |
769 | ||
b92ddaaa JG |
770 | field_type = bt_ctf_field_type_variant_get_field_type_signed( |
771 | variant_type, tag_enum_value); | |
273b65be JG |
772 | if (!field_type) { |
773 | goto end; | |
774 | } | |
775 | ||
776 | new_field = bt_ctf_field_create(field_type); | |
777 | if (!new_field) { | |
778 | goto end; | |
779 | } | |
780 | ||
83509119 JG |
781 | bt_put(variant->tag); |
782 | bt_put(variant->payload); | |
783 | bt_get(new_field); | |
784 | bt_get(tag_field); | |
273b65be JG |
785 | variant->tag = tag_field; |
786 | variant->payload = new_field; | |
787 | end: | |
83509119 | 788 | bt_put(tag_enum); |
273b65be JG |
789 | return new_field; |
790 | } | |
791 | ||
3f4a108d PP |
792 | struct bt_ctf_field *bt_ctf_field_variant_get_current_field( |
793 | struct bt_ctf_field *variant_field) | |
794 | { | |
795 | struct bt_ctf_field *current_field = NULL; | |
796 | struct bt_ctf_field_variant *variant; | |
797 | ||
798 | if (!variant_field || | |
799 | bt_ctf_field_type_get_type_id(variant_field->type) != | |
1487a16a | 800 | BT_CTF_FIELD_TYPE_ID_VARIANT) { |
3f4a108d PP |
801 | goto end; |
802 | } | |
803 | ||
804 | variant = container_of(variant_field, struct bt_ctf_field_variant, | |
805 | parent); | |
806 | ||
807 | if (variant->payload) { | |
808 | current_field = variant->payload; | |
83509119 | 809 | bt_get(current_field); |
3f4a108d PP |
810 | goto end; |
811 | } | |
812 | ||
813 | end: | |
814 | return current_field; | |
815 | } | |
816 | ||
f78d67fb JG |
817 | struct bt_ctf_field *bt_ctf_field_variant_get_tag( |
818 | struct bt_ctf_field *variant_field) | |
819 | { | |
820 | struct bt_ctf_field *tag = NULL; | |
821 | struct bt_ctf_field_variant *variant; | |
822 | ||
823 | if (!variant_field || | |
824 | bt_ctf_field_type_get_type_id(variant_field->type) != | |
1487a16a | 825 | BT_CTF_FIELD_TYPE_ID_VARIANT) { |
f78d67fb JG |
826 | goto end; |
827 | } | |
828 | ||
829 | variant = container_of(variant_field, struct bt_ctf_field_variant, | |
830 | parent); | |
831 | if (variant->tag) { | |
832 | tag = bt_get(variant->tag); | |
833 | } | |
834 | end: | |
835 | return tag; | |
836 | } | |
837 | ||
273b65be JG |
838 | struct bt_ctf_field *bt_ctf_field_enumeration_get_container( |
839 | struct bt_ctf_field *field) | |
840 | { | |
841 | struct bt_ctf_field *container = NULL; | |
842 | struct bt_ctf_field_enumeration *enumeration; | |
843 | ||
b92ddaaa | 844 | if (!field || bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 845 | BT_CTF_FIELD_TYPE_ID_ENUM) { |
273b65be JG |
846 | goto end; |
847 | } | |
848 | ||
849 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
850 | parent); | |
851 | if (!enumeration->payload) { | |
918be005 PP |
852 | /* We don't want to modify this field if it's frozen */ |
853 | if (field->frozen) { | |
854 | goto end; | |
855 | } | |
856 | ||
273b65be JG |
857 | struct bt_ctf_field_type_enumeration *enumeration_type = |
858 | container_of(field->type, | |
859 | struct bt_ctf_field_type_enumeration, parent); | |
860 | enumeration->payload = | |
861 | bt_ctf_field_create(enumeration_type->container); | |
862 | } | |
863 | ||
864 | container = enumeration->payload; | |
83509119 | 865 | bt_get(container); |
273b65be JG |
866 | end: |
867 | return container; | |
868 | } | |
869 | ||
e0f15669 JG |
870 | struct bt_ctf_field_type_enumeration_mapping_iterator * |
871 | bt_ctf_field_enumeration_get_mappings(struct bt_ctf_field *field) | |
cd95e351 JG |
872 | { |
873 | int ret; | |
cd95e351 JG |
874 | struct bt_ctf_field *container = NULL; |
875 | struct bt_ctf_field_type *container_type = NULL; | |
876 | struct bt_ctf_field_type_integer *integer_type = NULL; | |
96e8f959 | 877 | struct bt_ctf_field_type_enumeration_mapping_iterator *iter = NULL; |
cd95e351 JG |
878 | |
879 | container = bt_ctf_field_enumeration_get_container(field); | |
880 | if (!container) { | |
881 | goto end; | |
882 | } | |
883 | ||
884 | container_type = bt_ctf_field_get_type(container); | |
885 | if (!container_type) { | |
886 | goto error_put_container; | |
887 | } | |
888 | ||
889 | integer_type = container_of(container_type, | |
890 | struct bt_ctf_field_type_integer, parent); | |
cd95e351 | 891 | |
dc3fffef | 892 | if (!integer_type->is_signed) { |
cd95e351 | 893 | uint64_t value; |
96e8f959 | 894 | |
cd95e351 JG |
895 | ret = bt_ctf_field_unsigned_integer_get_value(container, |
896 | &value); | |
897 | if (ret) { | |
898 | goto error_put_container_type; | |
899 | } | |
96e8f959 MD |
900 | iter = bt_ctf_field_type_enumeration_find_mappings_by_unsigned_value( |
901 | field->type, value); | |
cd95e351 JG |
902 | } else { |
903 | int64_t value; | |
96e8f959 | 904 | |
cd95e351 JG |
905 | ret = bt_ctf_field_signed_integer_get_value(container, |
906 | &value); | |
907 | if (ret) { | |
908 | goto error_put_container_type; | |
909 | } | |
96e8f959 MD |
910 | iter = bt_ctf_field_type_enumeration_find_mappings_by_signed_value( |
911 | field->type, value); | |
cd95e351 JG |
912 | } |
913 | ||
914 | error_put_container_type: | |
83509119 | 915 | bt_put(container_type); |
cd95e351 | 916 | error_put_container: |
83509119 | 917 | bt_put(container); |
cd95e351 | 918 | end: |
e0f15669 | 919 | return iter; |
cd95e351 JG |
920 | } |
921 | ||
922 | int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *field, | |
923 | int64_t *value) | |
924 | { | |
925 | int ret = 0; | |
926 | struct bt_ctf_field_integer *integer; | |
927 | struct bt_ctf_field_type_integer *integer_type; | |
928 | ||
929 | if (!field || !value || !field->payload_set || | |
930 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 931 | BT_CTF_FIELD_TYPE_ID_INTEGER) { |
cd95e351 JG |
932 | ret = -1; |
933 | goto end; | |
934 | } | |
935 | ||
936 | integer_type = container_of(field->type, | |
937 | struct bt_ctf_field_type_integer, parent); | |
dc3fffef | 938 | if (!integer_type->is_signed) { |
cd95e351 JG |
939 | ret = -1; |
940 | goto end; | |
941 | } | |
942 | ||
943 | integer = container_of(field, | |
944 | struct bt_ctf_field_integer, parent); | |
dc3fffef | 945 | *value = integer->payload.signd; |
cd95e351 JG |
946 | end: |
947 | return ret; | |
948 | } | |
949 | ||
273b65be JG |
950 | int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *field, |
951 | int64_t value) | |
952 | { | |
953 | int ret = 0; | |
954 | struct bt_ctf_field_integer *integer; | |
955 | struct bt_ctf_field_type_integer *integer_type; | |
956 | unsigned int size; | |
957 | int64_t min_value, max_value; | |
958 | ||
918be005 | 959 | if (!field || field->frozen || |
273b65be | 960 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 961 | BT_CTF_FIELD_TYPE_ID_INTEGER) { |
273b65be JG |
962 | ret = -1; |
963 | goto end; | |
964 | } | |
965 | ||
966 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
967 | integer_type = container_of(field->type, | |
968 | struct bt_ctf_field_type_integer, parent); | |
dc3fffef | 969 | if (!integer_type->is_signed) { |
273b65be JG |
970 | ret = -1; |
971 | goto end; | |
972 | } | |
973 | ||
dc3fffef | 974 | size = integer_type->size; |
9dc0d640 JG |
975 | min_value = -(1ULL << (size - 1)); |
976 | max_value = (1ULL << (size - 1)) - 1; | |
273b65be JG |
977 | if (value < min_value || value > max_value) { |
978 | ret = -1; | |
979 | goto end; | |
980 | } | |
981 | ||
dc3fffef | 982 | integer->payload.signd = value; |
273b65be JG |
983 | integer->parent.payload_set = 1; |
984 | end: | |
985 | return ret; | |
986 | } | |
987 | ||
cd95e351 JG |
988 | int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *field, |
989 | uint64_t *value) | |
990 | { | |
991 | int ret = 0; | |
992 | struct bt_ctf_field_integer *integer; | |
993 | struct bt_ctf_field_type_integer *integer_type; | |
994 | ||
995 | if (!field || !value || !field->payload_set || | |
996 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 997 | BT_CTF_FIELD_TYPE_ID_INTEGER) { |
cd95e351 JG |
998 | ret = -1; |
999 | goto end; | |
1000 | } | |
1001 | ||
1002 | integer_type = container_of(field->type, | |
1003 | struct bt_ctf_field_type_integer, parent); | |
dc3fffef | 1004 | if (integer_type->is_signed) { |
cd95e351 JG |
1005 | ret = -1; |
1006 | goto end; | |
1007 | } | |
1008 | ||
1009 | integer = container_of(field, | |
1010 | struct bt_ctf_field_integer, parent); | |
dc3fffef | 1011 | *value = integer->payload.unsignd; |
cd95e351 JG |
1012 | end: |
1013 | return ret; | |
1014 | } | |
1015 | ||
273b65be JG |
1016 | int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *field, |
1017 | uint64_t value) | |
1018 | { | |
1019 | int ret = 0; | |
1020 | struct bt_ctf_field_integer *integer; | |
1021 | struct bt_ctf_field_type_integer *integer_type; | |
1022 | unsigned int size; | |
1023 | uint64_t max_value; | |
1024 | ||
918be005 | 1025 | if (!field || field->frozen || |
273b65be | 1026 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 1027 | BT_CTF_FIELD_TYPE_ID_INTEGER) { |
273b65be JG |
1028 | ret = -1; |
1029 | goto end; | |
1030 | } | |
1031 | ||
1032 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
1033 | integer_type = container_of(field->type, | |
1034 | struct bt_ctf_field_type_integer, parent); | |
dc3fffef | 1035 | if (integer_type->is_signed) { |
273b65be JG |
1036 | ret = -1; |
1037 | goto end; | |
1038 | } | |
1039 | ||
dc3fffef | 1040 | size = integer_type->size; |
8684abc8 | 1041 | max_value = (size == 64) ? UINT64_MAX : ((uint64_t) 1 << size) - 1; |
273b65be JG |
1042 | if (value > max_value) { |
1043 | ret = -1; | |
1044 | goto end; | |
1045 | } | |
1046 | ||
dc3fffef | 1047 | integer->payload.unsignd = value; |
273b65be JG |
1048 | integer->parent.payload_set = 1; |
1049 | end: | |
1050 | return ret; | |
1051 | } | |
1052 | ||
cd95e351 JG |
1053 | int bt_ctf_field_floating_point_get_value(struct bt_ctf_field *field, |
1054 | double *value) | |
1055 | { | |
1056 | int ret = 0; | |
1057 | struct bt_ctf_field_floating_point *floating_point; | |
1058 | ||
1059 | if (!field || !value || !field->payload_set || | |
1060 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 1061 | BT_CTF_FIELD_TYPE_ID_FLOAT) { |
cd95e351 JG |
1062 | ret = -1; |
1063 | goto end; | |
1064 | } | |
1065 | ||
1066 | floating_point = container_of(field, | |
1067 | struct bt_ctf_field_floating_point, parent); | |
dc3fffef | 1068 | *value = floating_point->payload; |
cd95e351 JG |
1069 | end: |
1070 | return ret; | |
1071 | } | |
1072 | ||
273b65be JG |
1073 | int bt_ctf_field_floating_point_set_value(struct bt_ctf_field *field, |
1074 | double value) | |
1075 | { | |
1076 | int ret = 0; | |
1077 | struct bt_ctf_field_floating_point *floating_point; | |
1078 | ||
918be005 | 1079 | if (!field || field->frozen || |
273b65be | 1080 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 1081 | BT_CTF_FIELD_TYPE_ID_FLOAT) { |
273b65be JG |
1082 | ret = -1; |
1083 | goto end; | |
1084 | } | |
1085 | floating_point = container_of(field, struct bt_ctf_field_floating_point, | |
1086 | parent); | |
dc3fffef | 1087 | floating_point->payload = value; |
273b65be JG |
1088 | floating_point->parent.payload_set = 1; |
1089 | end: | |
1090 | return ret; | |
1091 | } | |
1092 | ||
cd95e351 JG |
1093 | const char *bt_ctf_field_string_get_value(struct bt_ctf_field *field) |
1094 | { | |
1095 | const char *ret = NULL; | |
1096 | struct bt_ctf_field_string *string; | |
1097 | ||
1098 | if (!field || !field->payload_set || | |
1099 | bt_ctf_field_type_get_type_id(field->type) != | |
1487a16a | 1100 | BT_CTF_FIELD_TYPE_ID_STRING) { |
cd95e351 JG |
1101 | goto end; |
1102 | } | |
1103 | ||
1104 | string = container_of(field, | |
1105 | struct bt_ctf_field_string, parent); | |
1106 | ret = string->payload->str; | |
1107 | end: | |
1108 | return ret; | |
1109 | } | |
1110 | ||
273b65be JG |
1111 | int bt_ctf_field_string_set_value(struct bt_ctf_field *field, |
1112 | const char *value) | |
1113 | { | |
1114 | int ret = 0; | |
1115 | struct bt_ctf_field_string *string; | |
1116 | ||
918be005 | 1117 | if (!field || !value || field->frozen || |
273b65be | 1118 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 1119 | BT_CTF_FIELD_TYPE_ID_STRING) { |
273b65be JG |
1120 | ret = -1; |
1121 | goto end; | |
1122 | } | |
1123 | ||
1124 | string = container_of(field, struct bt_ctf_field_string, parent); | |
1125 | if (string->payload) { | |
97736814 JG |
1126 | g_string_assign(string->payload, value); |
1127 | } else { | |
1128 | string->payload = g_string_new(value); | |
273b65be JG |
1129 | } |
1130 | ||
273b65be JG |
1131 | string->parent.payload_set = 1; |
1132 | end: | |
1133 | return ret; | |
1134 | } | |
1135 | ||
c6f9c5a3 PP |
1136 | int bt_ctf_field_string_append(struct bt_ctf_field *field, |
1137 | const char *value) | |
1138 | { | |
1139 | int ret = 0; | |
1140 | struct bt_ctf_field_string *string_field; | |
1141 | ||
918be005 | 1142 | if (!field || !value || field->frozen || |
c6f9c5a3 | 1143 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 1144 | BT_CTF_FIELD_TYPE_ID_STRING) { |
c6f9c5a3 PP |
1145 | ret = -1; |
1146 | goto end; | |
1147 | } | |
1148 | ||
1149 | string_field = container_of(field, struct bt_ctf_field_string, parent); | |
1150 | ||
1151 | if (string_field->payload) { | |
1152 | g_string_append(string_field->payload, value); | |
1153 | } else { | |
1154 | string_field->payload = g_string_new(value); | |
1155 | } | |
1156 | ||
1157 | string_field->parent.payload_set = 1; | |
1158 | ||
1159 | end: | |
1160 | return ret; | |
1161 | } | |
1162 | ||
f98c6554 PP |
1163 | int bt_ctf_field_string_append_len(struct bt_ctf_field *field, |
1164 | const char *value, unsigned int length) | |
1165 | { | |
1166 | int i; | |
1167 | int ret = 0; | |
1168 | unsigned int effective_length = length; | |
1169 | struct bt_ctf_field_string *string_field; | |
1170 | ||
918be005 | 1171 | if (!field || !value || field->frozen || |
f98c6554 | 1172 | bt_ctf_field_type_get_type_id(field->type) != |
1487a16a | 1173 | BT_CTF_FIELD_TYPE_ID_STRING) { |
f98c6554 PP |
1174 | ret = -1; |
1175 | goto end; | |
1176 | } | |
1177 | ||
1178 | string_field = container_of(field, struct bt_ctf_field_string, parent); | |
1179 | ||
1180 | /* make sure no null bytes are appended */ | |
1181 | for (i = 0; i < length; ++i) { | |
1182 | if (value[i] == '\0') { | |
1183 | effective_length = i; | |
1184 | break; | |
1185 | } | |
1186 | } | |
1187 | ||
1188 | if (string_field->payload) { | |
ce6d5230 | 1189 | g_string_append_len(string_field->payload, value, |
f98c6554 PP |
1190 | effective_length); |
1191 | } else { | |
1192 | string_field->payload = g_string_new_len(value, | |
1193 | effective_length); | |
1194 | } | |
1195 | ||
1196 | string_field->parent.payload_set = 1; | |
1197 | ||
1198 | end: | |
1199 | return ret; | |
1200 | } | |
1201 | ||
273b65be JG |
1202 | BT_HIDDEN |
1203 | int bt_ctf_field_validate(struct bt_ctf_field *field) | |
1204 | { | |
1205 | int ret = 0; | |
1487a16a | 1206 | enum bt_ctf_field_type_id type_id; |
273b65be JG |
1207 | |
1208 | if (!field) { | |
1209 | ret = -1; | |
1210 | goto end; | |
1211 | } | |
1212 | ||
1213 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1487a16a | 1214 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
273b65be JG |
1215 | ret = -1; |
1216 | goto end; | |
1217 | } | |
1218 | ||
1219 | ret = field_validate_funcs[type_id](field); | |
1220 | end: | |
1221 | return ret; | |
1222 | } | |
1223 | ||
12c8a1a3 JG |
1224 | BT_HIDDEN |
1225 | int bt_ctf_field_reset(struct bt_ctf_field *field) | |
1226 | { | |
1227 | int ret = 0; | |
1487a16a | 1228 | enum bt_ctf_field_type_id type_id; |
12c8a1a3 JG |
1229 | |
1230 | if (!field) { | |
1231 | ret = -1; | |
1232 | goto end; | |
1233 | } | |
1234 | ||
1235 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1487a16a | 1236 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
12c8a1a3 JG |
1237 | ret = -1; |
1238 | goto end; | |
1239 | } | |
1240 | ||
1241 | ret = field_reset_funcs[type_id](field); | |
1242 | end: | |
1243 | return ret; | |
1244 | } | |
1245 | ||
273b65be JG |
1246 | BT_HIDDEN |
1247 | int bt_ctf_field_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1248 | struct bt_ctf_stream_pos *pos, |
1249 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1250 | { |
1251 | int ret = 0; | |
1487a16a | 1252 | enum bt_ctf_field_type_id type_id; |
273b65be JG |
1253 | |
1254 | if (!field || !pos) { | |
1255 | ret = -1; | |
1256 | goto end; | |
1257 | } | |
1258 | ||
1259 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1487a16a | 1260 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
273b65be JG |
1261 | ret = -1; |
1262 | goto end; | |
1263 | } | |
1264 | ||
dc3fffef | 1265 | ret = field_serialize_funcs[type_id](field, pos, native_byte_order); |
273b65be JG |
1266 | end: |
1267 | return ret; | |
1268 | } | |
1269 | ||
76f869ab JG |
1270 | |
1271 | BT_HIDDEN | |
1272 | bool bt_ctf_field_is_set(struct bt_ctf_field *field) | |
1273 | { | |
1274 | bool is_set = false; | |
1487a16a | 1275 | enum bt_ctf_field_type_id type_id; |
76f869ab JG |
1276 | |
1277 | if (!field) { | |
1278 | goto end; | |
1279 | } | |
1280 | ||
1281 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1487a16a | 1282 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
76f869ab JG |
1283 | goto end; |
1284 | } | |
1285 | ||
1286 | is_set = field_is_set_funcs[type_id](field); | |
1287 | end: | |
1288 | return is_set; | |
1289 | } | |
1290 | ||
87d43dc1 JG |
1291 | struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field) |
1292 | { | |
1293 | int ret; | |
1294 | struct bt_ctf_field *copy = NULL; | |
1487a16a | 1295 | enum bt_ctf_field_type_id type_id; |
87d43dc1 JG |
1296 | |
1297 | if (!field) { | |
87d43dc1 JG |
1298 | goto end; |
1299 | } | |
1300 | ||
1301 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1487a16a | 1302 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
87d43dc1 JG |
1303 | goto end; |
1304 | } | |
1305 | ||
1306 | copy = bt_ctf_field_create(field->type); | |
1307 | if (!copy) { | |
1308 | goto end; | |
1309 | } | |
1310 | ||
70996764 | 1311 | copy->payload_set = field->payload_set; |
87d43dc1 JG |
1312 | ret = field_copy_funcs[type_id](field, copy); |
1313 | if (ret) { | |
83509119 | 1314 | bt_put(copy); |
87d43dc1 JG |
1315 | copy = NULL; |
1316 | } | |
1317 | end: | |
1318 | return copy; | |
1319 | } | |
1320 | ||
273b65be JG |
1321 | static |
1322 | struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *type) | |
1323 | { | |
273b65be JG |
1324 | struct bt_ctf_field_integer *integer = g_new0( |
1325 | struct bt_ctf_field_integer, 1); | |
1326 | ||
273b65be JG |
1327 | return integer ? &integer->parent : NULL; |
1328 | } | |
1329 | ||
1330 | static | |
1331 | struct bt_ctf_field *bt_ctf_field_enumeration_create( | |
1332 | struct bt_ctf_field_type *type) | |
1333 | { | |
1334 | struct bt_ctf_field_enumeration *enumeration = g_new0( | |
1335 | struct bt_ctf_field_enumeration, 1); | |
1336 | ||
1337 | return enumeration ? &enumeration->parent : NULL; | |
1338 | } | |
1339 | ||
1340 | static | |
1341 | struct bt_ctf_field *bt_ctf_field_floating_point_create( | |
1342 | struct bt_ctf_field_type *type) | |
1343 | { | |
1344 | struct bt_ctf_field_floating_point *floating_point; | |
273b65be JG |
1345 | |
1346 | floating_point = g_new0(struct bt_ctf_field_floating_point, 1); | |
273b65be JG |
1347 | return floating_point ? &floating_point->parent : NULL; |
1348 | } | |
1349 | ||
1350 | static | |
1351 | struct bt_ctf_field *bt_ctf_field_structure_create( | |
1352 | struct bt_ctf_field_type *type) | |
1353 | { | |
1354 | struct bt_ctf_field_type_structure *structure_type = container_of(type, | |
1355 | struct bt_ctf_field_type_structure, parent); | |
1356 | struct bt_ctf_field_structure *structure = g_new0( | |
1357 | struct bt_ctf_field_structure, 1); | |
1358 | struct bt_ctf_field *field = NULL; | |
1359 | ||
8c1aa858 | 1360 | if (!structure) { |
273b65be JG |
1361 | goto end; |
1362 | } | |
1363 | ||
1364 | structure->field_name_to_index = structure_type->field_name_to_index; | |
1365 | structure->fields = g_ptr_array_new_with_free_func( | |
1366 | (GDestroyNotify)bt_ctf_field_put); | |
1367 | g_ptr_array_set_size(structure->fields, | |
1368 | g_hash_table_size(structure->field_name_to_index)); | |
1369 | field = &structure->parent; | |
1370 | end: | |
1371 | return field; | |
1372 | } | |
1373 | ||
1374 | static | |
1375 | struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *type) | |
1376 | { | |
1377 | struct bt_ctf_field_variant *variant = g_new0( | |
1378 | struct bt_ctf_field_variant, 1); | |
1379 | return variant ? &variant->parent : NULL; | |
1380 | } | |
1381 | ||
1382 | static | |
1383 | struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *type) | |
1384 | { | |
1385 | struct bt_ctf_field_array *array = g_new0(struct bt_ctf_field_array, 1); | |
1386 | struct bt_ctf_field_type_array *array_type; | |
1387 | unsigned int array_length; | |
1388 | ||
1389 | if (!array || !type) { | |
1390 | goto error; | |
1391 | } | |
1392 | ||
1393 | array_type = container_of(type, struct bt_ctf_field_type_array, parent); | |
1394 | array_length = array_type->length; | |
fe0fe95c | 1395 | array->elements = g_ptr_array_sized_new(array_length); |
273b65be JG |
1396 | if (!array->elements) { |
1397 | goto error; | |
1398 | } | |
1399 | ||
fe0fe95c JG |
1400 | g_ptr_array_set_free_func(array->elements, |
1401 | (GDestroyNotify)bt_ctf_field_put); | |
273b65be JG |
1402 | g_ptr_array_set_size(array->elements, array_length); |
1403 | return &array->parent; | |
1404 | error: | |
1405 | g_free(array); | |
1406 | return NULL; | |
1407 | } | |
1408 | ||
1409 | static | |
1410 | struct bt_ctf_field *bt_ctf_field_sequence_create( | |
1411 | struct bt_ctf_field_type *type) | |
1412 | { | |
1413 | struct bt_ctf_field_sequence *sequence = g_new0( | |
1414 | struct bt_ctf_field_sequence, 1); | |
1415 | return sequence ? &sequence->parent : NULL; | |
1416 | } | |
1417 | ||
1418 | static | |
1419 | struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *type) | |
1420 | { | |
1421 | struct bt_ctf_field_string *string = g_new0( | |
1422 | struct bt_ctf_field_string, 1); | |
1423 | return string ? &string->parent : NULL; | |
1424 | } | |
1425 | ||
1426 | static | |
83509119 | 1427 | void bt_ctf_field_destroy(struct bt_object *obj) |
273b65be JG |
1428 | { |
1429 | struct bt_ctf_field *field; | |
1430 | struct bt_ctf_field_type *type; | |
1487a16a | 1431 | enum bt_ctf_field_type_id type_id; |
273b65be | 1432 | |
83509119 | 1433 | field = container_of(obj, struct bt_ctf_field, base); |
273b65be JG |
1434 | type = field->type; |
1435 | type_id = bt_ctf_field_type_get_type_id(type); | |
1487a16a | 1436 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || |
9a19a512 | 1437 | type_id >= BT_CTF_NR_TYPE_IDS) { |
273b65be JG |
1438 | return; |
1439 | } | |
1440 | ||
1441 | field_destroy_funcs[type_id](field); | |
83509119 | 1442 | bt_put(type); |
273b65be JG |
1443 | } |
1444 | ||
1445 | static | |
1446 | void bt_ctf_field_integer_destroy(struct bt_ctf_field *field) | |
1447 | { | |
1448 | struct bt_ctf_field_integer *integer; | |
1449 | ||
1450 | if (!field) { | |
1451 | return; | |
1452 | } | |
1453 | ||
1454 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
1455 | g_free(integer); | |
1456 | } | |
1457 | ||
1458 | static | |
1459 | void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *field) | |
1460 | { | |
1461 | struct bt_ctf_field_enumeration *enumeration; | |
1462 | ||
1463 | if (!field) { | |
1464 | return; | |
1465 | } | |
1466 | ||
1467 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1468 | parent); | |
83509119 | 1469 | bt_put(enumeration->payload); |
273b65be JG |
1470 | g_free(enumeration); |
1471 | } | |
1472 | ||
1473 | static | |
1474 | void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *field) | |
1475 | { | |
1476 | struct bt_ctf_field_floating_point *floating_point; | |
1477 | ||
1478 | if (!field) { | |
1479 | return; | |
1480 | } | |
1481 | ||
1482 | floating_point = container_of(field, struct bt_ctf_field_floating_point, | |
1483 | parent); | |
1484 | g_free(floating_point); | |
1485 | } | |
1486 | ||
1487 | static | |
1488 | void bt_ctf_field_structure_destroy(struct bt_ctf_field *field) | |
1489 | { | |
1490 | struct bt_ctf_field_structure *structure; | |
1491 | ||
1492 | if (!field) { | |
1493 | return; | |
1494 | } | |
1495 | ||
1496 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1497 | g_ptr_array_free(structure->fields, TRUE); | |
1498 | g_free(structure); | |
1499 | } | |
1500 | ||
1501 | static | |
1502 | void bt_ctf_field_variant_destroy(struct bt_ctf_field *field) | |
1503 | { | |
1504 | struct bt_ctf_field_variant *variant; | |
1505 | ||
1506 | if (!field) { | |
1507 | return; | |
1508 | } | |
1509 | ||
1510 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
83509119 JG |
1511 | bt_put(variant->tag); |
1512 | bt_put(variant->payload); | |
273b65be JG |
1513 | g_free(variant); |
1514 | } | |
1515 | ||
1516 | static | |
1517 | void bt_ctf_field_array_destroy(struct bt_ctf_field *field) | |
1518 | { | |
1519 | struct bt_ctf_field_array *array; | |
1520 | ||
1521 | if (!field) { | |
1522 | return; | |
1523 | } | |
1524 | ||
1525 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1526 | g_ptr_array_free(array->elements, TRUE); | |
1527 | g_free(array); | |
1528 | } | |
1529 | ||
1530 | static | |
1531 | void bt_ctf_field_sequence_destroy(struct bt_ctf_field *field) | |
1532 | { | |
1533 | struct bt_ctf_field_sequence *sequence; | |
1534 | ||
1535 | if (!field) { | |
1536 | return; | |
1537 | } | |
1538 | ||
1539 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
4fef87ab JG |
1540 | if (sequence->elements) { |
1541 | g_ptr_array_free(sequence->elements, TRUE); | |
1542 | } | |
83509119 | 1543 | bt_put(sequence->length); |
273b65be JG |
1544 | g_free(sequence); |
1545 | } | |
1546 | ||
1547 | static | |
1548 | void bt_ctf_field_string_destroy(struct bt_ctf_field *field) | |
1549 | { | |
1550 | struct bt_ctf_field_string *string; | |
1551 | if (!field) { | |
1552 | return; | |
1553 | } | |
1554 | ||
1555 | string = container_of(field, struct bt_ctf_field_string, parent); | |
9b2b7163 JG |
1556 | if (string->payload) { |
1557 | g_string_free(string->payload, TRUE); | |
1558 | } | |
273b65be JG |
1559 | g_free(string); |
1560 | } | |
1561 | ||
1562 | static | |
1563 | int bt_ctf_field_generic_validate(struct bt_ctf_field *field) | |
1564 | { | |
da2f6971 | 1565 | return (field && field->payload_set) ? 0 : -1; |
273b65be JG |
1566 | } |
1567 | ||
1568 | static | |
1569 | int bt_ctf_field_enumeration_validate(struct bt_ctf_field *field) | |
1570 | { | |
1571 | int ret; | |
1572 | struct bt_ctf_field_enumeration *enumeration; | |
1573 | ||
1574 | if (!field) { | |
1575 | ret = -1; | |
1576 | goto end; | |
1577 | } | |
1578 | ||
1579 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1580 | parent); | |
1581 | if (!enumeration->payload) { | |
1582 | ret = -1; | |
1583 | goto end; | |
1584 | } | |
1585 | ||
1586 | ret = bt_ctf_field_validate(enumeration->payload); | |
1587 | end: | |
1588 | return ret; | |
1589 | } | |
1590 | ||
1591 | static | |
1592 | int bt_ctf_field_structure_validate(struct bt_ctf_field *field) | |
1593 | { | |
1594 | size_t i; | |
1595 | int ret = 0; | |
1596 | struct bt_ctf_field_structure *structure; | |
1597 | ||
1598 | if (!field) { | |
1599 | ret = -1; | |
1600 | goto end; | |
1601 | } | |
1602 | ||
1603 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1604 | for (i = 0; i < structure->fields->len; i++) { | |
1605 | ret = bt_ctf_field_validate(structure->fields->pdata[i]); | |
1606 | if (ret) { | |
6ce12048 JG |
1607 | const char *name; |
1608 | struct bt_ctf_field_type *field_type = | |
1609 | bt_ctf_field_get_type(field); | |
1610 | ||
1611 | (void) bt_ctf_field_type_structure_get_field(field_type, | |
1612 | &name, NULL, i); | |
1613 | fprintf(stderr, "Field %s failed validation\n", | |
1614 | name ? name : "NULL"); | |
e5ed1ccf | 1615 | bt_put(field_type); |
273b65be JG |
1616 | goto end; |
1617 | } | |
1618 | } | |
1619 | end: | |
1620 | return ret; | |
1621 | } | |
1622 | ||
1623 | static | |
1624 | int bt_ctf_field_variant_validate(struct bt_ctf_field *field) | |
1625 | { | |
1626 | int ret = 0; | |
1627 | struct bt_ctf_field_variant *variant; | |
1628 | ||
1629 | if (!field) { | |
1630 | ret = -1; | |
1631 | goto end; | |
1632 | } | |
1633 | ||
1634 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
1635 | ret = bt_ctf_field_validate(variant->payload); | |
1636 | end: | |
1637 | return ret; | |
1638 | } | |
1639 | ||
1640 | static | |
1641 | int bt_ctf_field_array_validate(struct bt_ctf_field *field) | |
1642 | { | |
1643 | size_t i; | |
1644 | int ret = 0; | |
1645 | struct bt_ctf_field_array *array; | |
1646 | ||
1647 | if (!field) { | |
1648 | ret = -1; | |
1649 | goto end; | |
1650 | } | |
1651 | ||
1652 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1653 | for (i = 0; i < array->elements->len; i++) { | |
1654 | ret = bt_ctf_field_validate(array->elements->pdata[i]); | |
1655 | if (ret) { | |
e91f3bab | 1656 | fprintf(stderr, "Failed to validate array field #%zu\n", i); |
273b65be JG |
1657 | goto end; |
1658 | } | |
1659 | } | |
1660 | end: | |
1661 | return ret; | |
1662 | } | |
1663 | ||
1664 | static | |
1665 | int bt_ctf_field_sequence_validate(struct bt_ctf_field *field) | |
1666 | { | |
1667 | size_t i; | |
1668 | int ret = 0; | |
1669 | struct bt_ctf_field_sequence *sequence; | |
1670 | ||
1671 | if (!field) { | |
1672 | ret = -1; | |
1673 | goto end; | |
1674 | } | |
1675 | ||
1676 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
1677 | for (i = 0; i < sequence->elements->len; i++) { | |
1678 | ret = bt_ctf_field_validate(sequence->elements->pdata[i]); | |
1679 | if (ret) { | |
bcfb49d4 | 1680 | fprintf(stderr, "Failed to validate sequence field #%zu\n", i); |
273b65be JG |
1681 | goto end; |
1682 | } | |
1683 | } | |
1684 | end: | |
1685 | return ret; | |
1686 | } | |
1687 | ||
12c8a1a3 JG |
1688 | static |
1689 | int bt_ctf_field_generic_reset(struct bt_ctf_field *field) | |
1690 | { | |
1691 | int ret = 0; | |
1692 | ||
1693 | if (!field) { | |
1694 | ret = -1; | |
1695 | goto end; | |
1696 | } | |
1697 | ||
1698 | field->payload_set = 0; | |
1699 | end: | |
1700 | return ret; | |
1701 | } | |
1702 | ||
1703 | static | |
1704 | int bt_ctf_field_enumeration_reset(struct bt_ctf_field *field) | |
1705 | { | |
1706 | int ret = 0; | |
1707 | struct bt_ctf_field_enumeration *enumeration; | |
1708 | ||
1709 | if (!field) { | |
1710 | ret = -1; | |
1711 | goto end; | |
1712 | } | |
1713 | ||
1714 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1715 | parent); | |
1716 | if (!enumeration->payload) { | |
1717 | goto end; | |
1718 | } | |
1719 | ||
1720 | ret = bt_ctf_field_reset(enumeration->payload); | |
1721 | end: | |
1722 | return ret; | |
1723 | } | |
1724 | ||
1725 | static | |
1726 | int bt_ctf_field_structure_reset(struct bt_ctf_field *field) | |
1727 | { | |
1728 | size_t i; | |
1729 | int ret = 0; | |
1730 | struct bt_ctf_field_structure *structure; | |
1731 | ||
1732 | if (!field) { | |
1733 | ret = -1; | |
1734 | goto end; | |
1735 | } | |
1736 | ||
1737 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1738 | for (i = 0; i < structure->fields->len; i++) { | |
1739 | struct bt_ctf_field *member = structure->fields->pdata[i]; | |
1740 | ||
1741 | if (!member) { | |
1742 | /* | |
1743 | * Structure members are lazily initialized; skip if | |
1744 | * this member has not been allocated yet. | |
1745 | */ | |
1746 | continue; | |
1747 | } | |
1748 | ||
1749 | ret = bt_ctf_field_reset(member); | |
1750 | if (ret) { | |
1751 | goto end; | |
1752 | } | |
1753 | } | |
1754 | end: | |
1755 | return ret; | |
1756 | } | |
1757 | ||
1758 | static | |
1759 | int bt_ctf_field_variant_reset(struct bt_ctf_field *field) | |
1760 | { | |
1761 | int ret = 0; | |
1762 | struct bt_ctf_field_variant *variant; | |
1763 | ||
1764 | if (!field) { | |
1765 | ret = -1; | |
1766 | goto end; | |
1767 | } | |
1768 | ||
1769 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
1770 | if (variant->payload) { | |
1771 | ret = bt_ctf_field_reset(variant->payload); | |
1772 | } | |
1773 | end: | |
1774 | return ret; | |
1775 | } | |
1776 | ||
1777 | static | |
1778 | int bt_ctf_field_array_reset(struct bt_ctf_field *field) | |
1779 | { | |
1780 | size_t i; | |
1781 | int ret = 0; | |
1782 | struct bt_ctf_field_array *array; | |
1783 | ||
1784 | if (!field) { | |
1785 | ret = -1; | |
1786 | goto end; | |
1787 | } | |
1788 | ||
1789 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1790 | for (i = 0; i < array->elements->len; i++) { | |
1791 | struct bt_ctf_field *member = array->elements->pdata[i]; | |
1792 | ||
1793 | if (!member) { | |
1794 | /* | |
1795 | * Array elements are lazily initialized; skip if | |
1796 | * this member has not been allocated yet. | |
1797 | */ | |
1798 | continue; | |
1799 | } | |
1800 | ||
1801 | ret = bt_ctf_field_reset(member); | |
1802 | if (ret) { | |
1803 | goto end; | |
1804 | } | |
1805 | } | |
1806 | end: | |
1807 | return ret; | |
1808 | } | |
1809 | ||
1810 | static | |
1811 | int bt_ctf_field_sequence_reset(struct bt_ctf_field *field) | |
1812 | { | |
1813 | size_t i; | |
1814 | int ret = 0; | |
1815 | struct bt_ctf_field_sequence *sequence; | |
1816 | ||
1817 | if (!field) { | |
1818 | ret = -1; | |
1819 | goto end; | |
1820 | } | |
1821 | ||
1822 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
1823 | for (i = 0; i < sequence->elements->len; i++) { | |
1824 | struct bt_ctf_field *member = sequence->elements->pdata[i]; | |
1825 | ||
1826 | if (!member) { | |
1827 | /* | |
1828 | * Sequence elements are lazily initialized; skip if | |
1829 | * this member has not been allocated yet. | |
1830 | */ | |
1831 | continue; | |
1832 | } | |
1833 | ||
1834 | ret = bt_ctf_field_reset(member); | |
1835 | if (ret) { | |
1836 | goto end; | |
1837 | } | |
1838 | } | |
1839 | end: | |
1840 | return ret; | |
1841 | } | |
1842 | ||
1843 | static | |
1844 | int bt_ctf_field_string_reset(struct bt_ctf_field *field) | |
1845 | { | |
1846 | int ret = 0; | |
1847 | struct bt_ctf_field_string *string; | |
1848 | ||
1849 | if (!field) { | |
1850 | ret = -1; | |
1851 | goto end; | |
1852 | } | |
1853 | ||
1854 | ret = bt_ctf_field_generic_reset(field); | |
1855 | if (ret) { | |
1856 | goto end; | |
1857 | } | |
1858 | ||
1859 | string = container_of(field, struct bt_ctf_field_string, parent); | |
1860 | if (string->payload) { | |
1861 | g_string_truncate(string->payload, 0); | |
1862 | } | |
1863 | end: | |
1864 | return ret; | |
1865 | } | |
1866 | ||
273b65be JG |
1867 | static |
1868 | int bt_ctf_field_integer_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1869 | struct bt_ctf_stream_pos *pos, |
1870 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1871 | { |
1872 | int ret = 0; | |
1873 | struct bt_ctf_field_integer *integer = container_of(field, | |
1874 | struct bt_ctf_field_integer, parent); | |
1875 | ||
fa21dcb1 JG |
1876 | if (!bt_ctf_field_generic_is_set(field)) { |
1877 | ret = -1; | |
1878 | goto end; | |
1879 | } | |
273b65be | 1880 | retry: |
dc3fffef | 1881 | ret = bt_ctf_field_integer_write(integer, pos, native_byte_order); |
273b65be JG |
1882 | if (ret == -EFAULT) { |
1883 | /* | |
1884 | * The field is too large to fit in the current packet's | |
1885 | * remaining space. Bump the packet size and retry. | |
1886 | */ | |
1887 | ret = increase_packet_size(pos); | |
1888 | if (ret) { | |
1889 | goto end; | |
1890 | } | |
1891 | goto retry; | |
1892 | } | |
1893 | end: | |
1894 | return ret; | |
1895 | } | |
1896 | ||
1897 | static | |
1898 | int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1899 | struct bt_ctf_stream_pos *pos, |
1900 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1901 | { |
1902 | struct bt_ctf_field_enumeration *enumeration = container_of( | |
1903 | field, struct bt_ctf_field_enumeration, parent); | |
1904 | ||
dc3fffef PP |
1905 | return bt_ctf_field_serialize(enumeration->payload, pos, |
1906 | native_byte_order); | |
273b65be JG |
1907 | } |
1908 | ||
1909 | static | |
1910 | int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1911 | struct bt_ctf_stream_pos *pos, |
1912 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1913 | { |
1914 | int ret = 0; | |
1915 | struct bt_ctf_field_floating_point *floating_point = container_of(field, | |
1916 | struct bt_ctf_field_floating_point, parent); | |
1917 | ||
fa21dcb1 JG |
1918 | if (!bt_ctf_field_generic_is_set(field)) { |
1919 | ret = -1; | |
1920 | goto end; | |
1921 | } | |
273b65be | 1922 | retry: |
dc3fffef PP |
1923 | ret = bt_ctf_field_floating_point_write(floating_point, pos, |
1924 | native_byte_order); | |
273b65be JG |
1925 | if (ret == -EFAULT) { |
1926 | /* | |
1927 | * The field is too large to fit in the current packet's | |
1928 | * remaining space. Bump the packet size and retry. | |
1929 | */ | |
1930 | ret = increase_packet_size(pos); | |
1931 | if (ret) { | |
1932 | goto end; | |
1933 | } | |
1934 | goto retry; | |
1935 | } | |
1936 | end: | |
1937 | return ret; | |
1938 | } | |
1939 | ||
1940 | static | |
1941 | int bt_ctf_field_structure_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1942 | struct bt_ctf_stream_pos *pos, |
1943 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1944 | { |
1945 | size_t i; | |
1946 | int ret = 0; | |
1947 | struct bt_ctf_field_structure *structure = container_of( | |
1948 | field, struct bt_ctf_field_structure, parent); | |
1949 | ||
dc3fffef PP |
1950 | while (!bt_ctf_stream_pos_access_ok(pos, |
1951 | offset_align(pos->offset, field->type->alignment))) { | |
9f56e450 JG |
1952 | ret = increase_packet_size(pos); |
1953 | if (ret) { | |
1954 | goto end; | |
1955 | } | |
273b65be JG |
1956 | } |
1957 | ||
dc3fffef | 1958 | if (!bt_ctf_stream_pos_align(pos, field->type->alignment)) { |
70fd5a51 MD |
1959 | ret = -1; |
1960 | goto end; | |
1961 | } | |
273b65be JG |
1962 | |
1963 | for (i = 0; i < structure->fields->len; i++) { | |
bf3a205b | 1964 | struct bt_ctf_field *member = g_ptr_array_index( |
273b65be JG |
1965 | structure->fields, i); |
1966 | ||
dc3fffef | 1967 | ret = bt_ctf_field_serialize(member, pos, native_byte_order); |
273b65be | 1968 | if (ret) { |
bcfb49d4 | 1969 | const char *name; |
bf3a205b | 1970 | struct bt_ctf_field_type *structure_type = |
bcfb49d4 JG |
1971 | bt_ctf_field_get_type(field); |
1972 | ||
bf3a205b JG |
1973 | (void) bt_ctf_field_type_structure_get_field( |
1974 | structure_type, &name, NULL, i); | |
bcfb49d4 JG |
1975 | fprintf(stderr, "Field %s failed to serialize\n", |
1976 | name ? name : "NULL"); | |
bf3a205b | 1977 | bt_put(structure_type); |
273b65be JG |
1978 | break; |
1979 | } | |
1980 | } | |
9f56e450 | 1981 | end: |
273b65be JG |
1982 | return ret; |
1983 | } | |
1984 | ||
1985 | static | |
1986 | int bt_ctf_field_variant_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1987 | struct bt_ctf_stream_pos *pos, |
1988 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
1989 | { |
1990 | struct bt_ctf_field_variant *variant = container_of( | |
1991 | field, struct bt_ctf_field_variant, parent); | |
1992 | ||
dc3fffef PP |
1993 | return bt_ctf_field_serialize(variant->payload, pos, |
1994 | native_byte_order); | |
273b65be JG |
1995 | } |
1996 | ||
1997 | static | |
1998 | int bt_ctf_field_array_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
1999 | struct bt_ctf_stream_pos *pos, |
2000 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
2001 | { |
2002 | size_t i; | |
2003 | int ret = 0; | |
2004 | struct bt_ctf_field_array *array = container_of( | |
2005 | field, struct bt_ctf_field_array, parent); | |
2006 | ||
2007 | for (i = 0; i < array->elements->len; i++) { | |
2008 | ret = bt_ctf_field_serialize( | |
dc3fffef PP |
2009 | g_ptr_array_index(array->elements, i), pos, |
2010 | native_byte_order); | |
273b65be | 2011 | if (ret) { |
bcfb49d4 | 2012 | fprintf(stderr, "Failed to serialize array element #%zu\n", i); |
273b65be JG |
2013 | goto end; |
2014 | } | |
2015 | } | |
2016 | end: | |
2017 | return ret; | |
2018 | } | |
2019 | ||
2020 | static | |
2021 | int bt_ctf_field_sequence_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
2022 | struct bt_ctf_stream_pos *pos, |
2023 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
2024 | { |
2025 | size_t i; | |
2026 | int ret = 0; | |
2027 | struct bt_ctf_field_sequence *sequence = container_of( | |
2028 | field, struct bt_ctf_field_sequence, parent); | |
2029 | ||
2030 | for (i = 0; i < sequence->elements->len; i++) { | |
2031 | ret = bt_ctf_field_serialize( | |
dc3fffef PP |
2032 | g_ptr_array_index(sequence->elements, i), pos, |
2033 | native_byte_order); | |
273b65be | 2034 | if (ret) { |
bcfb49d4 | 2035 | fprintf(stderr, "Failed to serialize sequence element #%zu\n", i); |
273b65be JG |
2036 | goto end; |
2037 | } | |
2038 | } | |
2039 | end: | |
2040 | return ret; | |
2041 | } | |
2042 | ||
2043 | static | |
2044 | int bt_ctf_field_string_serialize(struct bt_ctf_field *field, | |
dc3fffef PP |
2045 | struct bt_ctf_stream_pos *pos, |
2046 | enum bt_ctf_byte_order native_byte_order) | |
273b65be JG |
2047 | { |
2048 | size_t i; | |
2049 | int ret = 0; | |
2050 | struct bt_ctf_field_string *string = container_of(field, | |
2051 | struct bt_ctf_field_string, parent); | |
2052 | struct bt_ctf_field_type *character_type = | |
2053 | get_field_type(FIELD_TYPE_ALIAS_UINT8_T); | |
2054 | struct bt_ctf_field *character = bt_ctf_field_create(character_type); | |
2055 | ||
2056 | for (i = 0; i < string->payload->len + 1; i++) { | |
2057 | ret = bt_ctf_field_unsigned_integer_set_value(character, | |
2058 | (uint64_t) string->payload->str[i]); | |
2059 | if (ret) { | |
2060 | goto end; | |
2061 | } | |
2062 | ||
dc3fffef PP |
2063 | ret = bt_ctf_field_integer_serialize(character, pos, |
2064 | native_byte_order); | |
273b65be JG |
2065 | if (ret) { |
2066 | goto end; | |
2067 | } | |
2068 | } | |
2069 | end: | |
83509119 JG |
2070 | bt_put(character); |
2071 | bt_put(character_type); | |
273b65be JG |
2072 | return ret; |
2073 | } | |
2074 | ||
87d43dc1 JG |
2075 | static |
2076 | int bt_ctf_field_integer_copy(struct bt_ctf_field *src, | |
2077 | struct bt_ctf_field *dst) | |
2078 | { | |
2079 | struct bt_ctf_field_integer *integer_src, *integer_dst; | |
2080 | ||
2081 | integer_src = container_of(src, struct bt_ctf_field_integer, parent); | |
8bfa3f9c | 2082 | integer_dst = container_of(dst, struct bt_ctf_field_integer, parent); |
dc3fffef | 2083 | integer_dst->payload = integer_src->payload; |
87d43dc1 JG |
2084 | return 0; |
2085 | } | |
2086 | ||
2087 | static | |
2088 | int bt_ctf_field_enumeration_copy(struct bt_ctf_field *src, | |
2089 | struct bt_ctf_field *dst) | |
2090 | { | |
2091 | int ret = 0; | |
2092 | struct bt_ctf_field_enumeration *enum_src, *enum_dst; | |
2093 | ||
2094 | enum_src = container_of(src, struct bt_ctf_field_enumeration, parent); | |
2095 | enum_dst = container_of(dst, struct bt_ctf_field_enumeration, parent); | |
2096 | ||
2097 | if (enum_src->payload) { | |
2098 | enum_dst->payload = bt_ctf_field_copy(enum_src->payload); | |
2099 | if (!enum_dst->payload) { | |
2100 | ret = -1; | |
2101 | goto end; | |
2102 | } | |
2103 | } | |
2104 | end: | |
2105 | return ret; | |
2106 | } | |
2107 | ||
2108 | static | |
2109 | int bt_ctf_field_floating_point_copy( | |
2110 | struct bt_ctf_field *src, struct bt_ctf_field *dst) | |
2111 | { | |
2112 | struct bt_ctf_field_floating_point *float_src, *float_dst; | |
2113 | ||
2114 | float_src = container_of(src, struct bt_ctf_field_floating_point, | |
2115 | parent); | |
2116 | float_dst = container_of(dst, struct bt_ctf_field_floating_point, | |
2117 | parent); | |
dc3fffef | 2118 | float_dst->payload = float_src->payload; |
87d43dc1 JG |
2119 | return 0; |
2120 | } | |
2121 | ||
2122 | static | |
2123 | int bt_ctf_field_structure_copy(struct bt_ctf_field *src, | |
2124 | struct bt_ctf_field *dst) | |
2125 | { | |
8bfa3f9c | 2126 | int ret = 0, i; |
87d43dc1 JG |
2127 | struct bt_ctf_field_structure *struct_src, *struct_dst; |
2128 | ||
2129 | struct_src = container_of(src, struct bt_ctf_field_structure, parent); | |
2130 | struct_dst = container_of(dst, struct bt_ctf_field_structure, parent); | |
2131 | ||
8bfa3f9c | 2132 | /* This field_name_to_index HT is owned by the structure field type */ |
87d43dc1 | 2133 | struct_dst->field_name_to_index = struct_src->field_name_to_index; |
8bfa3f9c | 2134 | g_ptr_array_set_size(struct_dst->fields, struct_src->fields->len); |
87d43dc1 JG |
2135 | |
2136 | for (i = 0; i < struct_src->fields->len; i++) { | |
50fd95bf PP |
2137 | struct bt_ctf_field *field = |
2138 | g_ptr_array_index(struct_src->fields, i); | |
2139 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2140 | |
50fd95bf PP |
2141 | if (field) { |
2142 | field_copy = bt_ctf_field_copy(field); | |
2143 | ||
2144 | if (!field_copy) { | |
2145 | ret = -1; | |
2146 | goto end; | |
2147 | } | |
87d43dc1 | 2148 | } |
50fd95bf | 2149 | |
8bfa3f9c | 2150 | g_ptr_array_index(struct_dst->fields, i) = field_copy; |
87d43dc1 JG |
2151 | } |
2152 | end: | |
2153 | return ret; | |
2154 | } | |
2155 | ||
2156 | static | |
2157 | int bt_ctf_field_variant_copy(struct bt_ctf_field *src, | |
2158 | struct bt_ctf_field *dst) | |
2159 | { | |
2160 | int ret = 0; | |
2161 | struct bt_ctf_field_variant *variant_src, *variant_dst; | |
2162 | ||
2163 | variant_src = container_of(src, struct bt_ctf_field_variant, parent); | |
2164 | variant_dst = container_of(dst, struct bt_ctf_field_variant, parent); | |
2165 | ||
2166 | if (variant_src->tag) { | |
2167 | variant_dst->tag = bt_ctf_field_copy(variant_src->tag); | |
2168 | if (!variant_dst->tag) { | |
2169 | ret = -1; | |
2170 | goto end; | |
2171 | } | |
2172 | } | |
2173 | if (variant_src->payload) { | |
2174 | variant_dst->payload = bt_ctf_field_copy(variant_src->payload); | |
2175 | if (!variant_dst->payload) { | |
2176 | ret = -1; | |
2177 | goto end; | |
2178 | } | |
2179 | } | |
2180 | end: | |
2181 | return ret; | |
2182 | } | |
2183 | ||
2184 | static | |
2185 | int bt_ctf_field_array_copy(struct bt_ctf_field *src, | |
2186 | struct bt_ctf_field *dst) | |
2187 | { | |
2188 | int ret = 0, i; | |
2189 | struct bt_ctf_field_array *array_src, *array_dst; | |
2190 | ||
2191 | array_src = container_of(src, struct bt_ctf_field_array, parent); | |
2192 | array_dst = container_of(dst, struct bt_ctf_field_array, parent); | |
2193 | ||
8bfa3f9c | 2194 | g_ptr_array_set_size(array_dst->elements, array_src->elements->len); |
87d43dc1 | 2195 | for (i = 0; i < array_src->elements->len; i++) { |
50fd95bf PP |
2196 | struct bt_ctf_field *field = |
2197 | g_ptr_array_index(array_src->elements, i); | |
2198 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2199 | |
50fd95bf PP |
2200 | if (field) { |
2201 | field_copy = bt_ctf_field_copy(field); | |
2202 | ||
2203 | if (!field_copy) { | |
2204 | ret = -1; | |
2205 | goto end; | |
2206 | } | |
87d43dc1 | 2207 | } |
50fd95bf | 2208 | |
8bfa3f9c | 2209 | g_ptr_array_index(array_dst->elements, i) = field_copy; |
87d43dc1 JG |
2210 | } |
2211 | end: | |
2212 | return ret; | |
2213 | } | |
2214 | ||
2215 | static | |
2216 | int bt_ctf_field_sequence_copy(struct bt_ctf_field *src, | |
2217 | struct bt_ctf_field *dst) | |
2218 | { | |
2219 | int ret = 0, i; | |
2220 | struct bt_ctf_field_sequence *sequence_src, *sequence_dst; | |
59ab494d PP |
2221 | struct bt_ctf_field *src_length; |
2222 | struct bt_ctf_field *dst_length; | |
87d43dc1 JG |
2223 | |
2224 | sequence_src = container_of(src, struct bt_ctf_field_sequence, parent); | |
2225 | sequence_dst = container_of(dst, struct bt_ctf_field_sequence, parent); | |
2226 | ||
59ab494d PP |
2227 | src_length = bt_ctf_field_sequence_get_length(src); |
2228 | ||
2229 | if (!src_length) { | |
2230 | /* no length set yet: keep destination sequence empty */ | |
2231 | goto end; | |
2232 | } | |
2233 | ||
2234 | /* copy source length */ | |
2235 | dst_length = bt_ctf_field_copy(src_length); | |
83509119 | 2236 | bt_put(src_length); |
59ab494d PP |
2237 | |
2238 | if (!dst_length) { | |
2239 | ret = -1; | |
2240 | goto end; | |
2241 | } | |
2242 | ||
2243 | /* this will initialize the destination sequence's internal array */ | |
2244 | ret = bt_ctf_field_sequence_set_length(dst, dst_length); | |
83509119 | 2245 | bt_put(dst_length); |
59ab494d PP |
2246 | |
2247 | if (ret) { | |
2248 | goto end; | |
2249 | } | |
2250 | ||
2251 | assert(sequence_dst->elements->len == sequence_src->elements->len); | |
2252 | ||
87d43dc1 | 2253 | for (i = 0; i < sequence_src->elements->len; i++) { |
50fd95bf PP |
2254 | struct bt_ctf_field *field = |
2255 | g_ptr_array_index(sequence_src->elements, i); | |
2256 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2257 | |
50fd95bf PP |
2258 | if (field) { |
2259 | field_copy = bt_ctf_field_copy(field); | |
2260 | ||
2261 | if (!field_copy) { | |
2262 | ret = -1; | |
2263 | goto end; | |
2264 | } | |
87d43dc1 | 2265 | } |
59ab494d | 2266 | |
8bfa3f9c | 2267 | g_ptr_array_index(sequence_dst->elements, i) = field_copy; |
87d43dc1 JG |
2268 | } |
2269 | end: | |
2270 | return ret; | |
2271 | } | |
2272 | ||
2273 | static | |
2274 | int bt_ctf_field_string_copy(struct bt_ctf_field *src, | |
2275 | struct bt_ctf_field *dst) | |
2276 | { | |
2277 | int ret = 0; | |
2278 | struct bt_ctf_field_string *string_src, *string_dst; | |
2279 | ||
2280 | string_src = container_of(src, struct bt_ctf_field_string, parent); | |
2281 | string_dst = container_of(dst, struct bt_ctf_field_string, parent); | |
2282 | ||
2283 | if (string_src->payload) { | |
2284 | string_dst->payload = g_string_new(string_src->payload->str); | |
2285 | if (!string_dst->payload) { | |
2286 | ret = -1; | |
2287 | goto end; | |
2288 | } | |
2289 | } | |
2290 | end: | |
2291 | return ret; | |
2292 | } | |
2293 | ||
273b65be | 2294 | static |
dc3fffef | 2295 | int increase_packet_size(struct bt_ctf_stream_pos *pos) |
273b65be JG |
2296 | { |
2297 | int ret; | |
2298 | ||
2299 | assert(pos); | |
2300 | ret = munmap_align(pos->base_mma); | |
2301 | if (ret) { | |
2302 | goto end; | |
2303 | } | |
2304 | ||
2305 | pos->packet_size += PACKET_LEN_INCREMENT; | |
d9548894 MD |
2306 | do { |
2307 | ret = bt_posix_fallocate(pos->fd, pos->mmap_offset, | |
2308 | pos->packet_size / CHAR_BIT); | |
2309 | } while (ret == EINTR); | |
273b65be | 2310 | if (ret) { |
d9548894 MD |
2311 | errno = EINTR; |
2312 | ret = -1; | |
273b65be JG |
2313 | goto end; |
2314 | } | |
2315 | ||
2316 | pos->base_mma = mmap_align(pos->packet_size / CHAR_BIT, pos->prot, | |
2317 | pos->flags, pos->fd, pos->mmap_offset); | |
2318 | if (pos->base_mma == MAP_FAILED) { | |
2319 | ret = -1; | |
2320 | } | |
2321 | end: | |
2322 | return ret; | |
2323 | } | |
918be005 PP |
2324 | |
2325 | static | |
2326 | void generic_field_freeze(struct bt_ctf_field *field) | |
2327 | { | |
2328 | field->frozen = 1; | |
2329 | } | |
2330 | ||
2331 | static | |
2332 | void bt_ctf_field_enumeration_freeze(struct bt_ctf_field *field) | |
2333 | { | |
2334 | struct bt_ctf_field_enumeration *enum_field = | |
2335 | container_of(field, struct bt_ctf_field_enumeration, parent); | |
2336 | ||
2337 | bt_ctf_field_freeze(enum_field->payload); | |
2338 | generic_field_freeze(field); | |
2339 | } | |
2340 | ||
2341 | static | |
2342 | void bt_ctf_field_structure_freeze(struct bt_ctf_field *field) | |
2343 | { | |
2344 | int i; | |
2345 | struct bt_ctf_field_structure *structure_field = | |
2346 | container_of(field, struct bt_ctf_field_structure, parent); | |
2347 | ||
2348 | for (i = 0; i < structure_field->fields->len; i++) { | |
2349 | struct bt_ctf_field *field = | |
2350 | g_ptr_array_index(structure_field->fields, i); | |
2351 | ||
2352 | bt_ctf_field_freeze(field); | |
2353 | } | |
2354 | ||
2355 | generic_field_freeze(field); | |
2356 | } | |
2357 | ||
2358 | static | |
2359 | void bt_ctf_field_variant_freeze(struct bt_ctf_field *field) | |
2360 | { | |
2361 | struct bt_ctf_field_variant *variant_field = | |
2362 | container_of(field, struct bt_ctf_field_variant, parent); | |
2363 | ||
2364 | bt_ctf_field_freeze(variant_field->tag); | |
2365 | bt_ctf_field_freeze(variant_field->payload); | |
2366 | generic_field_freeze(field); | |
2367 | } | |
2368 | ||
2369 | static | |
2370 | void bt_ctf_field_array_freeze(struct bt_ctf_field *field) | |
2371 | { | |
2372 | int i; | |
2373 | struct bt_ctf_field_array *array_field = | |
2374 | container_of(field, struct bt_ctf_field_array, parent); | |
2375 | ||
2376 | for (i = 0; i < array_field->elements->len; i++) { | |
2377 | struct bt_ctf_field *field = | |
2378 | g_ptr_array_index(array_field->elements, i); | |
2379 | ||
2380 | bt_ctf_field_freeze(field); | |
2381 | } | |
2382 | ||
2383 | generic_field_freeze(field); | |
2384 | } | |
2385 | ||
2386 | static | |
2387 | void bt_ctf_field_sequence_freeze(struct bt_ctf_field *field) | |
2388 | { | |
2389 | int i; | |
2390 | struct bt_ctf_field_sequence *sequence_field = | |
2391 | container_of(field, struct bt_ctf_field_sequence, parent); | |
2392 | ||
2393 | bt_ctf_field_freeze(sequence_field->length); | |
2394 | ||
2395 | for (i = 0; i < sequence_field->elements->len; i++) { | |
2396 | struct bt_ctf_field *field = | |
2397 | g_ptr_array_index(sequence_field->elements, i); | |
2398 | ||
2399 | bt_ctf_field_freeze(field); | |
2400 | } | |
2401 | ||
2402 | generic_field_freeze(field); | |
2403 | } | |
2404 | ||
2405 | BT_HIDDEN | |
2406 | void bt_ctf_field_freeze(struct bt_ctf_field *field) | |
2407 | { | |
1487a16a | 2408 | enum bt_ctf_field_type_id type_id; |
35f77de4 | 2409 | |
918be005 PP |
2410 | if (!field) { |
2411 | goto end; | |
2412 | } | |
2413 | ||
35f77de4 | 2414 | type_id = bt_ctf_field_get_type_id(field); |
1487a16a | 2415 | if (type_id <= BT_CTF_FIELD_TYPE_ID_UNKNOWN || |
35f77de4 JG |
2416 | type_id >= BT_CTF_NR_TYPE_IDS) { |
2417 | goto end; | |
2418 | } | |
918be005 | 2419 | |
35f77de4 | 2420 | field_freeze_funcs[type_id](field); |
918be005 PP |
2421 | end: |
2422 | return; | |
2423 | } | |
76f869ab JG |
2424 | |
2425 | static | |
2426 | bool bt_ctf_field_generic_is_set(struct bt_ctf_field *field) | |
2427 | { | |
2428 | return field && field->payload_set; | |
2429 | } | |
2430 | ||
2431 | static | |
2432 | bool bt_ctf_field_enumeration_is_set(struct bt_ctf_field *field) | |
2433 | { | |
2434 | bool is_set = false; | |
2435 | struct bt_ctf_field_enumeration *enumeration; | |
2436 | ||
2437 | if (!field) { | |
2438 | goto end; | |
2439 | } | |
2440 | ||
2441 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
2442 | parent); | |
2443 | if (!enumeration->payload) { | |
2444 | goto end; | |
2445 | } | |
2446 | ||
2447 | is_set = bt_ctf_field_is_set(enumeration->payload); | |
2448 | end: | |
2449 | return is_set; | |
2450 | } | |
2451 | ||
2452 | static | |
2453 | bool bt_ctf_field_structure_is_set(struct bt_ctf_field *field) | |
2454 | { | |
2455 | bool is_set = false; | |
2456 | size_t i; | |
2457 | struct bt_ctf_field_structure *structure; | |
2458 | ||
2459 | if (!field) { | |
2460 | goto end; | |
2461 | } | |
2462 | ||
2463 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
2464 | for (i = 0; i < structure->fields->len; i++) { | |
2465 | is_set = bt_ctf_field_is_set(structure->fields->pdata[i]); | |
2466 | if (!is_set) { | |
2467 | goto end; | |
2468 | } | |
2469 | } | |
2470 | end: | |
2471 | return is_set; | |
2472 | } | |
2473 | ||
2474 | static | |
2475 | bool bt_ctf_field_variant_is_set(struct bt_ctf_field *field) | |
2476 | { | |
2477 | bool is_set = false; | |
2478 | struct bt_ctf_field_variant *variant; | |
2479 | ||
2480 | if (!field) { | |
2481 | goto end; | |
2482 | } | |
2483 | ||
2484 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
2485 | is_set = bt_ctf_field_is_set(variant->payload); | |
2486 | end: | |
2487 | return is_set; | |
2488 | } | |
2489 | ||
2490 | static | |
2491 | bool bt_ctf_field_array_is_set(struct bt_ctf_field *field) | |
2492 | { | |
2493 | size_t i; | |
2494 | bool is_set = false; | |
2495 | struct bt_ctf_field_array *array; | |
2496 | ||
2497 | if (!field) { | |
2498 | goto end; | |
2499 | } | |
2500 | ||
2501 | array = container_of(field, struct bt_ctf_field_array, parent); | |
2502 | for (i = 0; i < array->elements->len; i++) { | |
24626e8b | 2503 | is_set = bt_ctf_field_is_set(array->elements->pdata[i]); |
76f869ab JG |
2504 | if (!is_set) { |
2505 | goto end; | |
2506 | } | |
2507 | } | |
2508 | end: | |
2509 | return is_set; | |
2510 | } | |
2511 | ||
2512 | static | |
2513 | bool bt_ctf_field_sequence_is_set(struct bt_ctf_field *field) | |
2514 | { | |
2515 | size_t i; | |
2516 | bool is_set = false; | |
2517 | struct bt_ctf_field_sequence *sequence; | |
2518 | ||
2519 | if (!field) { | |
2520 | goto end; | |
2521 | } | |
2522 | ||
2523 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
2524 | for (i = 0; i < sequence->elements->len; i++) { | |
2525 | is_set = bt_ctf_field_validate(sequence->elements->pdata[i]); | |
2526 | if (!is_set) { | |
2527 | goto end; | |
2528 | } | |
2529 | } | |
2530 | end: | |
2531 | return is_set; | |
2532 | } |