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> | |
83509119 JG |
31 | #include <babeltrace/object-internal.h> |
32 | #include <babeltrace/ref.h> | |
273b65be | 33 | #include <babeltrace/compiler.h> |
a323afb2 | 34 | #include <babeltrace/compat/fcntl.h> |
273b65be JG |
35 | |
36 | #define PACKET_LEN_INCREMENT (getpagesize() * 8 * CHAR_BIT) | |
37 | ||
38 | static | |
39 | struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *); | |
40 | static | |
41 | struct bt_ctf_field *bt_ctf_field_enumeration_create( | |
42 | struct bt_ctf_field_type *); | |
43 | static | |
44 | struct bt_ctf_field *bt_ctf_field_floating_point_create( | |
45 | struct bt_ctf_field_type *); | |
46 | static | |
47 | struct bt_ctf_field *bt_ctf_field_structure_create( | |
48 | struct bt_ctf_field_type *); | |
49 | static | |
50 | struct bt_ctf_field *bt_ctf_field_variant_create( | |
51 | struct bt_ctf_field_type *); | |
52 | static | |
53 | struct bt_ctf_field *bt_ctf_field_array_create( | |
54 | struct bt_ctf_field_type *); | |
55 | static | |
56 | struct bt_ctf_field *bt_ctf_field_sequence_create( | |
57 | struct bt_ctf_field_type *); | |
58 | static | |
59 | struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *); | |
60 | ||
61 | static | |
83509119 | 62 | void bt_ctf_field_destroy(struct bt_object *); |
273b65be JG |
63 | static |
64 | void bt_ctf_field_integer_destroy(struct bt_ctf_field *); | |
65 | static | |
66 | void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *); | |
67 | static | |
68 | void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *); | |
69 | static | |
70 | void bt_ctf_field_structure_destroy(struct bt_ctf_field *); | |
71 | static | |
72 | void bt_ctf_field_variant_destroy(struct bt_ctf_field *); | |
73 | static | |
74 | void bt_ctf_field_array_destroy(struct bt_ctf_field *); | |
75 | static | |
76 | void bt_ctf_field_sequence_destroy(struct bt_ctf_field *); | |
77 | static | |
78 | void bt_ctf_field_string_destroy(struct bt_ctf_field *); | |
79 | ||
80 | static | |
ca116246 | 81 | int bt_ctf_field_generic_validate(struct bt_ctf_field *); |
273b65be | 82 | static |
ca116246 | 83 | int bt_ctf_field_structure_validate(struct bt_ctf_field *); |
273b65be | 84 | static |
ca116246 | 85 | int bt_ctf_field_variant_validate(struct bt_ctf_field *); |
273b65be | 86 | static |
ca116246 | 87 | int bt_ctf_field_enumeration_validate(struct bt_ctf_field *); |
273b65be | 88 | static |
ca116246 | 89 | int bt_ctf_field_array_validate(struct bt_ctf_field *); |
273b65be | 90 | static |
ca116246 | 91 | int bt_ctf_field_sequence_validate(struct bt_ctf_field *); |
273b65be | 92 | |
12c8a1a3 | 93 | static |
ca116246 | 94 | int bt_ctf_field_generic_reset(struct bt_ctf_field *); |
12c8a1a3 | 95 | static |
ca116246 | 96 | int bt_ctf_field_structure_reset(struct bt_ctf_field *); |
12c8a1a3 | 97 | static |
ca116246 | 98 | int bt_ctf_field_variant_reset(struct bt_ctf_field *); |
12c8a1a3 | 99 | static |
ca116246 | 100 | int bt_ctf_field_enumeration_reset(struct bt_ctf_field *); |
12c8a1a3 | 101 | static |
ca116246 | 102 | int bt_ctf_field_array_reset(struct bt_ctf_field *); |
12c8a1a3 | 103 | static |
ca116246 | 104 | int bt_ctf_field_sequence_reset(struct bt_ctf_field *); |
12c8a1a3 | 105 | static |
ca116246 | 106 | int bt_ctf_field_string_reset(struct bt_ctf_field *); |
12c8a1a3 | 107 | |
273b65be JG |
108 | static |
109 | int bt_ctf_field_integer_serialize(struct bt_ctf_field *, | |
110 | struct ctf_stream_pos *); | |
111 | static | |
112 | int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *, | |
113 | struct ctf_stream_pos *); | |
114 | static | |
115 | int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *, | |
116 | struct ctf_stream_pos *); | |
117 | static | |
118 | int bt_ctf_field_structure_serialize(struct bt_ctf_field *, | |
119 | struct ctf_stream_pos *); | |
120 | static | |
121 | int bt_ctf_field_variant_serialize(struct bt_ctf_field *, | |
122 | struct ctf_stream_pos *); | |
123 | static | |
124 | int bt_ctf_field_array_serialize(struct bt_ctf_field *, | |
125 | struct ctf_stream_pos *); | |
126 | static | |
127 | int bt_ctf_field_sequence_serialize(struct bt_ctf_field *, | |
128 | struct ctf_stream_pos *); | |
129 | static | |
130 | int bt_ctf_field_string_serialize(struct bt_ctf_field *, | |
131 | struct ctf_stream_pos *); | |
132 | ||
87d43dc1 JG |
133 | static |
134 | int bt_ctf_field_integer_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
135 | static | |
136 | int bt_ctf_field_enumeration_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
137 | static | |
138 | int bt_ctf_field_floating_point_copy(struct bt_ctf_field *, | |
139 | struct bt_ctf_field *); | |
140 | static | |
141 | int bt_ctf_field_structure_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
142 | static | |
143 | int bt_ctf_field_variant_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
144 | static | |
145 | int bt_ctf_field_array_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
146 | static | |
147 | int bt_ctf_field_sequence_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
148 | static | |
149 | int bt_ctf_field_string_copy(struct bt_ctf_field *, struct bt_ctf_field *); | |
150 | ||
918be005 PP |
151 | static |
152 | void generic_field_freeze(struct bt_ctf_field *); | |
153 | static | |
154 | void bt_ctf_field_enumeration_freeze(struct bt_ctf_field *); | |
155 | static | |
156 | void bt_ctf_field_structure_freeze(struct bt_ctf_field *); | |
157 | static | |
158 | void bt_ctf_field_variant_freeze(struct bt_ctf_field *); | |
159 | static | |
160 | void bt_ctf_field_array_freeze(struct bt_ctf_field *); | |
161 | static | |
162 | void bt_ctf_field_sequence_freeze(struct bt_ctf_field *); | |
163 | ||
76f869ab JG |
164 | static |
165 | bool bt_ctf_field_generic_is_set(struct bt_ctf_field *); | |
166 | static | |
167 | bool bt_ctf_field_structure_is_set(struct bt_ctf_field *); | |
168 | static | |
169 | bool bt_ctf_field_variant_is_set(struct bt_ctf_field *); | |
170 | static | |
171 | bool bt_ctf_field_enumeration_is_set(struct bt_ctf_field *); | |
172 | static | |
173 | bool bt_ctf_field_array_is_set(struct bt_ctf_field *); | |
174 | static | |
175 | bool bt_ctf_field_sequence_is_set(struct bt_ctf_field *); | |
176 | ||
273b65be JG |
177 | static |
178 | int increase_packet_size(struct ctf_stream_pos *pos); | |
179 | ||
180 | static | |
ce6da4fd | 181 | struct bt_ctf_field *(* const field_create_funcs[])( |
273b65be | 182 | struct bt_ctf_field_type *) = { |
9a19a512 PP |
183 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_create, |
184 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_create, | |
185 | [BT_CTF_TYPE_ID_FLOAT] = | |
273b65be | 186 | bt_ctf_field_floating_point_create, |
9a19a512 PP |
187 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_create, |
188 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_create, | |
189 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_create, | |
190 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_create, | |
191 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_create, | |
273b65be JG |
192 | }; |
193 | ||
194 | static | |
ce6da4fd | 195 | void (* const field_destroy_funcs[])(struct bt_ctf_field *) = { |
9a19a512 PP |
196 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_destroy, |
197 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_destroy, | |
198 | [BT_CTF_TYPE_ID_FLOAT] = | |
273b65be | 199 | bt_ctf_field_floating_point_destroy, |
9a19a512 PP |
200 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_destroy, |
201 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_destroy, | |
202 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_destroy, | |
203 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_destroy, | |
204 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_destroy, | |
273b65be JG |
205 | }; |
206 | ||
207 | static | |
ce6da4fd | 208 | int (* const field_validate_funcs[])(struct bt_ctf_field *) = { |
9a19a512 PP |
209 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_validate, |
210 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_validate, | |
211 | [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_validate, | |
212 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_validate, | |
213 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_validate, | |
214 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_validate, | |
215 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_validate, | |
216 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_generic_validate, | |
273b65be JG |
217 | }; |
218 | ||
12c8a1a3 | 219 | static |
ce6da4fd | 220 | int (* const field_reset_funcs[])(struct bt_ctf_field *) = { |
9a19a512 PP |
221 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_reset, |
222 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_reset, | |
223 | [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_reset, | |
224 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_reset, | |
225 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_reset, | |
226 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_reset, | |
227 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_reset, | |
228 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_reset, | |
12c8a1a3 JG |
229 | }; |
230 | ||
273b65be | 231 | static |
ce6da4fd | 232 | int (* const field_serialize_funcs[])(struct bt_ctf_field *, |
273b65be | 233 | struct ctf_stream_pos *) = { |
9a19a512 PP |
234 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_serialize, |
235 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_serialize, | |
236 | [BT_CTF_TYPE_ID_FLOAT] = | |
273b65be | 237 | bt_ctf_field_floating_point_serialize, |
9a19a512 PP |
238 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_serialize, |
239 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_serialize, | |
240 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_serialize, | |
241 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_serialize, | |
242 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_serialize, | |
273b65be JG |
243 | }; |
244 | ||
87d43dc1 | 245 | static |
ce6da4fd JG |
246 | int (* const field_copy_funcs[])(struct bt_ctf_field *, |
247 | struct bt_ctf_field *) = { | |
9a19a512 PP |
248 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_integer_copy, |
249 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_copy, | |
250 | [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_floating_point_copy, | |
251 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_copy, | |
252 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_copy, | |
253 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_copy, | |
254 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_copy, | |
255 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_string_copy, | |
87d43dc1 JG |
256 | }; |
257 | ||
918be005 PP |
258 | static |
259 | void (* const field_freeze_funcs[])(struct bt_ctf_field *) = { | |
260 | [BT_CTF_TYPE_ID_INTEGER] = generic_field_freeze, | |
261 | [BT_CTF_TYPE_ID_FLOAT] = generic_field_freeze, | |
262 | [BT_CTF_TYPE_ID_STRING] = generic_field_freeze, | |
263 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_freeze, | |
264 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_freeze, | |
265 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_freeze, | |
266 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_freeze, | |
267 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_freeze, | |
268 | }; | |
269 | ||
76f869ab JG |
270 | static |
271 | bool (* const field_is_set_funcs[])(struct bt_ctf_field *) = { | |
272 | [BT_CTF_TYPE_ID_INTEGER] = bt_ctf_field_generic_is_set, | |
273 | [BT_CTF_TYPE_ID_ENUM] = bt_ctf_field_enumeration_is_set, | |
274 | [BT_CTF_TYPE_ID_FLOAT] = bt_ctf_field_generic_is_set, | |
275 | [BT_CTF_TYPE_ID_STRUCT] = bt_ctf_field_structure_is_set, | |
276 | [BT_CTF_TYPE_ID_VARIANT] = bt_ctf_field_variant_is_set, | |
277 | [BT_CTF_TYPE_ID_ARRAY] = bt_ctf_field_array_is_set, | |
278 | [BT_CTF_TYPE_ID_SEQUENCE] = bt_ctf_field_sequence_is_set, | |
279 | [BT_CTF_TYPE_ID_STRING] = bt_ctf_field_generic_is_set, | |
280 | }; | |
281 | ||
273b65be JG |
282 | struct bt_ctf_field *bt_ctf_field_create(struct bt_ctf_field_type *type) |
283 | { | |
284 | struct bt_ctf_field *field = NULL; | |
9a19a512 | 285 | enum bt_ctf_type_id type_id; |
81e36fac | 286 | int ret; |
273b65be JG |
287 | |
288 | if (!type) { | |
289 | goto error; | |
290 | } | |
291 | ||
292 | type_id = bt_ctf_field_type_get_type_id(type); | |
9a19a512 PP |
293 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || |
294 | type_id >= BT_CTF_NR_TYPE_IDS) { | |
81e36fac PP |
295 | goto error; |
296 | } | |
297 | ||
298 | /* Field class MUST be valid */ | |
299 | ret = bt_ctf_field_type_validate(type); | |
300 | ||
301 | if (ret) { | |
302 | /* Invalid */ | |
273b65be JG |
303 | goto error; |
304 | } | |
305 | ||
306 | field = field_create_funcs[type_id](type); | |
307 | if (!field) { | |
308 | goto error; | |
309 | } | |
310 | ||
311 | /* The type's declaration can't change after this point */ | |
312 | bt_ctf_field_type_freeze(type); | |
83509119 JG |
313 | bt_get(type); |
314 | bt_object_init(field, bt_ctf_field_destroy); | |
273b65be JG |
315 | field->type = type; |
316 | error: | |
317 | return field; | |
318 | } | |
319 | ||
320 | void bt_ctf_field_get(struct bt_ctf_field *field) | |
321 | { | |
83509119 | 322 | bt_get(field); |
273b65be JG |
323 | } |
324 | ||
325 | void bt_ctf_field_put(struct bt_ctf_field *field) | |
326 | { | |
83509119 | 327 | bt_put(field); |
273b65be JG |
328 | } |
329 | ||
cd95e351 JG |
330 | struct bt_ctf_field_type *bt_ctf_field_get_type(struct bt_ctf_field *field) |
331 | { | |
332 | struct bt_ctf_field_type *ret = NULL; | |
333 | ||
334 | if (!field) { | |
335 | goto end; | |
336 | } | |
337 | ||
338 | ret = field->type; | |
83509119 | 339 | bt_get(ret); |
cd95e351 JG |
340 | end: |
341 | return ret; | |
342 | } | |
343 | ||
9a19a512 | 344 | enum bt_ctf_type_id bt_ctf_field_get_type_id(struct bt_ctf_field *field) |
4ebcc695 | 345 | { |
9a19a512 | 346 | enum bt_ctf_type_id ret = BT_CTF_TYPE_ID_UNKNOWN; |
4ebcc695 PP |
347 | |
348 | if (!field) { | |
349 | goto end; | |
350 | } | |
351 | ||
352 | ret = bt_ctf_field_type_get_type_id(field->type); | |
353 | end: | |
354 | return ret; | |
355 | } | |
356 | ||
8f3553be PP |
357 | int bt_ctf_field_is_integer(struct bt_ctf_field *field) |
358 | { | |
9a19a512 | 359 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_INTEGER; |
8f3553be PP |
360 | } |
361 | ||
362 | int bt_ctf_field_is_floating_point(struct bt_ctf_field *field) | |
363 | { | |
9a19a512 | 364 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_FLOAT; |
8f3553be PP |
365 | } |
366 | ||
367 | int bt_ctf_field_is_enumeration(struct bt_ctf_field *field) | |
368 | { | |
9a19a512 | 369 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ENUM; |
8f3553be PP |
370 | } |
371 | ||
372 | int bt_ctf_field_is_string(struct bt_ctf_field *field) | |
373 | { | |
9a19a512 | 374 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRING; |
8f3553be PP |
375 | } |
376 | ||
377 | int bt_ctf_field_is_structure(struct bt_ctf_field *field) | |
378 | { | |
9a19a512 | 379 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_STRUCT; |
8f3553be PP |
380 | } |
381 | ||
382 | int bt_ctf_field_is_array(struct bt_ctf_field *field) | |
383 | { | |
9a19a512 | 384 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_ARRAY; |
8f3553be PP |
385 | } |
386 | ||
387 | int bt_ctf_field_is_sequence(struct bt_ctf_field *field) | |
388 | { | |
9a19a512 | 389 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_SEQUENCE; |
8f3553be PP |
390 | } |
391 | ||
392 | int bt_ctf_field_is_variant(struct bt_ctf_field *field) | |
393 | { | |
9a19a512 | 394 | return bt_ctf_field_get_type_id(field) == BT_CTF_TYPE_ID_VARIANT; |
8f3553be PP |
395 | } |
396 | ||
cd95e351 JG |
397 | struct bt_ctf_field *bt_ctf_field_sequence_get_length( |
398 | struct bt_ctf_field *field) | |
399 | { | |
400 | struct bt_ctf_field *ret = NULL; | |
401 | struct bt_ctf_field_sequence *sequence; | |
402 | ||
403 | if (!field) { | |
404 | goto end; | |
405 | } | |
406 | ||
407 | if (bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 408 | BT_CTF_TYPE_ID_SEQUENCE) { |
cd95e351 JG |
409 | goto end; |
410 | } | |
411 | ||
412 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
413 | ret = sequence->length; | |
83509119 | 414 | bt_get(ret); |
cd95e351 JG |
415 | end: |
416 | return ret; | |
417 | } | |
418 | ||
273b65be JG |
419 | int bt_ctf_field_sequence_set_length(struct bt_ctf_field *field, |
420 | struct bt_ctf_field *length_field) | |
421 | { | |
422 | int ret = 0; | |
423 | struct bt_ctf_field_type_integer *length_type; | |
424 | struct bt_ctf_field_integer *length; | |
425 | struct bt_ctf_field_sequence *sequence; | |
426 | uint64_t sequence_length; | |
427 | ||
918be005 | 428 | if (!field || !length_field || field->frozen) { |
273b65be JG |
429 | ret = -1; |
430 | goto end; | |
431 | } | |
432 | if (bt_ctf_field_type_get_type_id(length_field->type) != | |
9a19a512 | 433 | BT_CTF_TYPE_ID_INTEGER) { |
273b65be JG |
434 | ret = -1; |
435 | goto end; | |
436 | } | |
437 | ||
438 | length_type = container_of(length_field->type, | |
439 | struct bt_ctf_field_type_integer, parent); | |
152e7331 | 440 | /* The length field must be unsigned */ |
273b65be JG |
441 | if (length_type->declaration.signedness) { |
442 | ret = -1; | |
443 | goto end; | |
444 | } | |
445 | ||
446 | length = container_of(length_field, struct bt_ctf_field_integer, | |
447 | parent); | |
448 | sequence_length = length->definition.value._unsigned; | |
449 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
450 | if (sequence->elements) { | |
451 | g_ptr_array_free(sequence->elements, TRUE); | |
83509119 | 452 | bt_put(sequence->length); |
273b65be JG |
453 | } |
454 | ||
fe0fe95c | 455 | sequence->elements = g_ptr_array_sized_new((size_t)sequence_length); |
273b65be JG |
456 | if (!sequence->elements) { |
457 | ret = -1; | |
458 | goto end; | |
459 | } | |
460 | ||
fe0fe95c | 461 | g_ptr_array_set_free_func(sequence->elements, |
83509119 JG |
462 | (GDestroyNotify) bt_put); |
463 | g_ptr_array_set_size(sequence->elements, (size_t) sequence_length); | |
464 | bt_get(length_field); | |
273b65be JG |
465 | sequence->length = length_field; |
466 | end: | |
467 | return ret; | |
468 | } | |
469 | ||
470 | struct bt_ctf_field *bt_ctf_field_structure_get_field( | |
471 | struct bt_ctf_field *field, const char *name) | |
472 | { | |
473 | struct bt_ctf_field *new_field = NULL; | |
474 | GQuark field_quark; | |
475 | struct bt_ctf_field_structure *structure; | |
b92ddaaa | 476 | struct bt_ctf_field_type *field_type = NULL; |
273b65be JG |
477 | size_t index; |
478 | ||
479 | if (!field || !name || | |
480 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 481 | BT_CTF_TYPE_ID_STRUCT) { |
273b65be JG |
482 | goto error; |
483 | } | |
484 | ||
485 | field_quark = g_quark_from_string(name); | |
486 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
b92ddaaa JG |
487 | field_type = |
488 | bt_ctf_field_type_structure_get_field_type_by_name(field->type, | |
489 | name); | |
273b65be JG |
490 | if (!g_hash_table_lookup_extended(structure->field_name_to_index, |
491 | GUINT_TO_POINTER(field_quark), NULL, (gpointer *)&index)) { | |
492 | goto error; | |
493 | } | |
494 | ||
495 | if (structure->fields->pdata[index]) { | |
496 | new_field = structure->fields->pdata[index]; | |
497 | goto end; | |
498 | } | |
499 | ||
918be005 PP |
500 | /* We don't want to modify this field if it's frozen */ |
501 | if (field->frozen) { | |
502 | goto end; | |
503 | } | |
504 | ||
273b65be JG |
505 | new_field = bt_ctf_field_create(field_type); |
506 | if (!new_field) { | |
507 | goto error; | |
508 | } | |
509 | ||
510 | structure->fields->pdata[index] = new_field; | |
511 | end: | |
83509119 | 512 | bt_get(new_field); |
273b65be | 513 | error: |
b92ddaaa | 514 | if (field_type) { |
83509119 | 515 | bt_put(field_type); |
b92ddaaa | 516 | } |
273b65be JG |
517 | return new_field; |
518 | } | |
519 | ||
cd95e351 | 520 | struct bt_ctf_field *bt_ctf_field_structure_get_field_by_index( |
074ee56d | 521 | struct bt_ctf_field *field, int index) |
cd95e351 JG |
522 | { |
523 | int ret; | |
524 | const char *field_name; | |
525 | struct bt_ctf_field_structure *structure; | |
526 | struct bt_ctf_field_type *structure_type; | |
527 | struct bt_ctf_field_type *field_type = NULL; | |
528 | struct bt_ctf_field *ret_field = NULL; | |
529 | ||
530 | if (!field || | |
9a19a512 PP |
531 | bt_ctf_field_type_get_type_id(field->type) != |
532 | BT_CTF_TYPE_ID_STRUCT) { | |
cd95e351 JG |
533 | goto end; |
534 | } | |
535 | ||
536 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
537 | if (index >= structure->fields->len) { | |
538 | goto error; | |
539 | } | |
540 | ||
541 | ret_field = structure->fields->pdata[index]; | |
542 | if (ret_field) { | |
543 | goto end; | |
544 | } | |
545 | ||
918be005 PP |
546 | /* We don't want to modify this field if it's frozen */ |
547 | if (field->frozen) { | |
548 | goto end; | |
549 | } | |
550 | ||
cd95e351 JG |
551 | /* Field has not been instanciated yet, create it */ |
552 | structure_type = bt_ctf_field_get_type(field); | |
553 | if (!structure_type) { | |
554 | goto error; | |
555 | } | |
556 | ||
557 | ret = bt_ctf_field_type_structure_get_field(structure_type, | |
558 | &field_name, &field_type, index); | |
83509119 | 559 | bt_put(structure_type); |
cd95e351 JG |
560 | if (ret) { |
561 | goto error; | |
562 | } | |
563 | ||
564 | ret_field = bt_ctf_field_create(field_type); | |
565 | if (!ret_field) { | |
566 | goto error; | |
567 | } | |
568 | ||
569 | structure->fields->pdata[index] = ret_field; | |
570 | end: | |
83509119 | 571 | bt_get(ret_field); |
cd95e351 | 572 | error: |
83509119 | 573 | bt_put(field_type); |
cd95e351 JG |
574 | return ret_field; |
575 | } | |
576 | ||
273b65be JG |
577 | BT_HIDDEN |
578 | int bt_ctf_field_structure_set_field(struct bt_ctf_field *field, | |
579 | const char *name, struct bt_ctf_field *value) | |
580 | { | |
581 | int ret = 0; | |
582 | GQuark field_quark; | |
583 | struct bt_ctf_field_structure *structure; | |
b92ddaaa | 584 | struct bt_ctf_field_type *expected_field_type = NULL; |
273b65be JG |
585 | size_t index; |
586 | ||
918be005 | 587 | if (!field || !name || !value || field->frozen || |
273b65be | 588 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 589 | BT_CTF_TYPE_ID_STRUCT) { |
273b65be JG |
590 | ret = -1; |
591 | goto end; | |
592 | } | |
593 | ||
594 | field_quark = g_quark_from_string(name); | |
595 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
b92ddaaa JG |
596 | expected_field_type = |
597 | bt_ctf_field_type_structure_get_field_type_by_name(field->type, | |
598 | name); | |
09840de5 PP |
599 | |
600 | if (bt_ctf_field_type_compare(expected_field_type, value->type)) { | |
273b65be JG |
601 | ret = -1; |
602 | goto end; | |
603 | } | |
604 | ||
605 | if (!g_hash_table_lookup_extended(structure->field_name_to_index, | |
606 | GUINT_TO_POINTER(field_quark), NULL, (gpointer *) &index)) { | |
607 | goto end; | |
608 | } | |
609 | ||
610 | if (structure->fields->pdata[index]) { | |
83509119 | 611 | bt_put(structure->fields->pdata[index]); |
273b65be JG |
612 | } |
613 | ||
614 | structure->fields->pdata[index] = value; | |
83509119 | 615 | bt_get(value); |
273b65be | 616 | end: |
b92ddaaa | 617 | if (expected_field_type) { |
83509119 | 618 | bt_put(expected_field_type); |
b92ddaaa | 619 | } |
273b65be JG |
620 | return ret; |
621 | } | |
622 | ||
623 | struct bt_ctf_field *bt_ctf_field_array_get_field(struct bt_ctf_field *field, | |
624 | uint64_t index) | |
625 | { | |
626 | struct bt_ctf_field *new_field = NULL; | |
b92ddaaa | 627 | struct bt_ctf_field_type *field_type = NULL; |
273b65be | 628 | struct bt_ctf_field_array *array; |
273b65be JG |
629 | |
630 | if (!field || bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 631 | BT_CTF_TYPE_ID_ARRAY) { |
273b65be JG |
632 | goto end; |
633 | } | |
634 | ||
635 | array = container_of(field, struct bt_ctf_field_array, parent); | |
636 | if (index >= array->elements->len) { | |
637 | goto end; | |
638 | } | |
639 | ||
b92ddaaa | 640 | field_type = bt_ctf_field_type_array_get_element_type(field->type); |
273b65be JG |
641 | if (array->elements->pdata[(size_t)index]) { |
642 | new_field = array->elements->pdata[(size_t)index]; | |
643 | goto end; | |
644 | } | |
645 | ||
918be005 PP |
646 | /* We don't want to modify this field if it's frozen */ |
647 | if (field->frozen) { | |
648 | goto end; | |
649 | } | |
650 | ||
273b65be | 651 | new_field = bt_ctf_field_create(field_type); |
273b65be JG |
652 | array->elements->pdata[(size_t)index] = new_field; |
653 | end: | |
b92ddaaa | 654 | if (field_type) { |
83509119 | 655 | bt_put(field_type); |
b92ddaaa | 656 | } |
92c8b4f9 | 657 | if (new_field) { |
83509119 | 658 | bt_get(new_field); |
92c8b4f9 | 659 | } |
273b65be JG |
660 | return new_field; |
661 | } | |
662 | ||
663 | struct bt_ctf_field *bt_ctf_field_sequence_get_field(struct bt_ctf_field *field, | |
664 | uint64_t index) | |
665 | { | |
666 | struct bt_ctf_field *new_field = NULL; | |
b92ddaaa | 667 | struct bt_ctf_field_type *field_type = NULL; |
273b65be | 668 | struct bt_ctf_field_sequence *sequence; |
273b65be JG |
669 | |
670 | if (!field || bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 671 | BT_CTF_TYPE_ID_SEQUENCE) { |
273b65be JG |
672 | goto end; |
673 | } | |
674 | ||
675 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
676 | if (!sequence->elements || sequence->elements->len <= index) { | |
677 | goto end; | |
678 | } | |
679 | ||
b92ddaaa | 680 | field_type = bt_ctf_field_type_sequence_get_element_type(field->type); |
83509119 JG |
681 | if (sequence->elements->pdata[(size_t) index]) { |
682 | new_field = sequence->elements->pdata[(size_t) index]; | |
273b65be JG |
683 | goto end; |
684 | } | |
685 | ||
918be005 PP |
686 | /* We don't want to modify this field if it's frozen */ |
687 | if (field->frozen) { | |
688 | goto end; | |
689 | } | |
690 | ||
273b65be | 691 | new_field = bt_ctf_field_create(field_type); |
83509119 | 692 | sequence->elements->pdata[(size_t) index] = new_field; |
273b65be | 693 | end: |
b92ddaaa | 694 | if (field_type) { |
83509119 | 695 | bt_put(field_type); |
b92ddaaa | 696 | } |
92c8b4f9 | 697 | if (new_field) { |
83509119 | 698 | bt_get(new_field); |
92c8b4f9 | 699 | } |
273b65be JG |
700 | return new_field; |
701 | } | |
702 | ||
703 | struct bt_ctf_field *bt_ctf_field_variant_get_field(struct bt_ctf_field *field, | |
704 | struct bt_ctf_field *tag_field) | |
705 | { | |
706 | struct bt_ctf_field *new_field = NULL; | |
707 | struct bt_ctf_field_variant *variant; | |
708 | struct bt_ctf_field_type_variant *variant_type; | |
709 | struct bt_ctf_field_type *field_type; | |
710 | struct bt_ctf_field *tag_enum = NULL; | |
711 | struct bt_ctf_field_integer *tag_enum_integer; | |
712 | int64_t tag_enum_value; | |
713 | ||
714 | if (!field || !tag_field || | |
715 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 716 | BT_CTF_TYPE_ID_VARIANT || |
273b65be | 717 | bt_ctf_field_type_get_type_id(tag_field->type) != |
9a19a512 | 718 | BT_CTF_TYPE_ID_ENUM) { |
273b65be JG |
719 | goto end; |
720 | } | |
721 | ||
722 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
723 | variant_type = container_of(field->type, | |
724 | struct bt_ctf_field_type_variant, parent); | |
725 | tag_enum = bt_ctf_field_enumeration_get_container(tag_field); | |
726 | if (!tag_enum) { | |
727 | goto end; | |
728 | } | |
729 | ||
730 | tag_enum_integer = container_of(tag_enum, struct bt_ctf_field_integer, | |
731 | parent); | |
732 | ||
2c661a4d | 733 | if (bt_ctf_field_validate(tag_field) < 0) { |
273b65be JG |
734 | goto end; |
735 | } | |
736 | ||
737 | tag_enum_value = tag_enum_integer->definition.value._signed; | |
2829190c PP |
738 | |
739 | /* | |
740 | * If the variant currently has a tag and a payload, and if the | |
741 | * requested tag value is the same as the current one, return | |
742 | * the current payload instead of creating a fresh one. | |
743 | */ | |
744 | if (variant->tag && variant->payload) { | |
745 | struct bt_ctf_field *cur_tag_container = NULL; | |
746 | struct bt_ctf_field_integer *cur_tag_enum_integer; | |
747 | int64_t cur_tag_value; | |
748 | ||
749 | cur_tag_container = | |
750 | bt_ctf_field_enumeration_get_container(variant->tag); | |
9a5df386 | 751 | assert(cur_tag_container); |
2829190c PP |
752 | cur_tag_enum_integer = container_of(cur_tag_container, |
753 | struct bt_ctf_field_integer, parent); | |
83509119 | 754 | bt_put(cur_tag_container); |
2829190c PP |
755 | cur_tag_value = cur_tag_enum_integer->definition.value._signed; |
756 | ||
757 | if (cur_tag_value == tag_enum_value) { | |
758 | new_field = variant->payload; | |
83509119 | 759 | bt_get(new_field); |
2829190c PP |
760 | goto end; |
761 | } | |
762 | } | |
763 | ||
918be005 PP |
764 | /* We don't want to modify this field if it's frozen */ |
765 | if (field->frozen) { | |
766 | goto end; | |
767 | } | |
768 | ||
b92ddaaa JG |
769 | field_type = bt_ctf_field_type_variant_get_field_type_signed( |
770 | variant_type, tag_enum_value); | |
273b65be JG |
771 | if (!field_type) { |
772 | goto end; | |
773 | } | |
774 | ||
775 | new_field = bt_ctf_field_create(field_type); | |
776 | if (!new_field) { | |
777 | goto end; | |
778 | } | |
779 | ||
83509119 JG |
780 | bt_put(variant->tag); |
781 | bt_put(variant->payload); | |
782 | bt_get(new_field); | |
783 | bt_get(tag_field); | |
273b65be JG |
784 | variant->tag = tag_field; |
785 | variant->payload = new_field; | |
786 | end: | |
83509119 | 787 | bt_put(tag_enum); |
273b65be JG |
788 | return new_field; |
789 | } | |
790 | ||
3f4a108d PP |
791 | struct bt_ctf_field *bt_ctf_field_variant_get_current_field( |
792 | struct bt_ctf_field *variant_field) | |
793 | { | |
794 | struct bt_ctf_field *current_field = NULL; | |
795 | struct bt_ctf_field_variant *variant; | |
796 | ||
797 | if (!variant_field || | |
798 | bt_ctf_field_type_get_type_id(variant_field->type) != | |
9a19a512 | 799 | BT_CTF_TYPE_ID_VARIANT) { |
3f4a108d PP |
800 | goto end; |
801 | } | |
802 | ||
803 | variant = container_of(variant_field, struct bt_ctf_field_variant, | |
804 | parent); | |
805 | ||
806 | if (variant->payload) { | |
807 | current_field = variant->payload; | |
83509119 | 808 | bt_get(current_field); |
3f4a108d PP |
809 | goto end; |
810 | } | |
811 | ||
812 | end: | |
813 | return current_field; | |
814 | } | |
815 | ||
f78d67fb JG |
816 | struct bt_ctf_field *bt_ctf_field_variant_get_tag( |
817 | struct bt_ctf_field *variant_field) | |
818 | { | |
819 | struct bt_ctf_field *tag = NULL; | |
820 | struct bt_ctf_field_variant *variant; | |
821 | ||
822 | if (!variant_field || | |
823 | bt_ctf_field_type_get_type_id(variant_field->type) != | |
824 | BT_CTF_TYPE_ID_VARIANT) { | |
825 | goto end; | |
826 | } | |
827 | ||
828 | variant = container_of(variant_field, struct bt_ctf_field_variant, | |
829 | parent); | |
830 | if (variant->tag) { | |
831 | tag = bt_get(variant->tag); | |
832 | } | |
833 | end: | |
834 | return tag; | |
835 | } | |
836 | ||
273b65be JG |
837 | struct bt_ctf_field *bt_ctf_field_enumeration_get_container( |
838 | struct bt_ctf_field *field) | |
839 | { | |
840 | struct bt_ctf_field *container = NULL; | |
841 | struct bt_ctf_field_enumeration *enumeration; | |
842 | ||
b92ddaaa | 843 | if (!field || bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 844 | BT_CTF_TYPE_ID_ENUM) { |
273b65be JG |
845 | goto end; |
846 | } | |
847 | ||
848 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
849 | parent); | |
850 | if (!enumeration->payload) { | |
918be005 PP |
851 | /* We don't want to modify this field if it's frozen */ |
852 | if (field->frozen) { | |
853 | goto end; | |
854 | } | |
855 | ||
273b65be JG |
856 | struct bt_ctf_field_type_enumeration *enumeration_type = |
857 | container_of(field->type, | |
858 | struct bt_ctf_field_type_enumeration, parent); | |
859 | enumeration->payload = | |
860 | bt_ctf_field_create(enumeration_type->container); | |
861 | } | |
862 | ||
863 | container = enumeration->payload; | |
83509119 | 864 | bt_get(container); |
273b65be JG |
865 | end: |
866 | return container; | |
867 | } | |
868 | ||
96e8f959 | 869 | const char *bt_ctf_field_enumeration_get_single_mapping_name( |
cd95e351 JG |
870 | struct bt_ctf_field *field) |
871 | { | |
872 | int ret; | |
873 | const char *name = NULL; | |
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 | |
10817e06 | 892 | if (!integer_type->declaration.signedness) { |
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); | |
902 | if (!iter) { | |
903 | goto error_put_container_type; | |
904 | } | |
905 | (void) bt_ctf_field_type_enumeration_mapping_iterator_get_unsigned( | |
906 | iter, &name, NULL, NULL); | |
cd95e351 JG |
907 | } else { |
908 | int64_t value; | |
96e8f959 | 909 | |
cd95e351 JG |
910 | ret = bt_ctf_field_signed_integer_get_value(container, |
911 | &value); | |
912 | if (ret) { | |
913 | goto error_put_container_type; | |
914 | } | |
96e8f959 MD |
915 | iter = bt_ctf_field_type_enumeration_find_mappings_by_signed_value( |
916 | field->type, value); | |
917 | if (!iter) { | |
918 | goto error_put_container_type; | |
919 | } | |
920 | (void) bt_ctf_field_type_enumeration_mapping_iterator_get_signed( | |
921 | iter, &name, NULL, NULL); | |
cd95e351 JG |
922 | } |
923 | ||
924 | error_put_container_type: | |
83509119 | 925 | bt_put(container_type); |
cd95e351 | 926 | error_put_container: |
83509119 | 927 | bt_put(container); |
cd95e351 | 928 | end: |
e25dc759 | 929 | bt_put(iter); |
cd95e351 JG |
930 | return name; |
931 | } | |
932 | ||
933 | int bt_ctf_field_signed_integer_get_value(struct bt_ctf_field *field, | |
934 | int64_t *value) | |
935 | { | |
936 | int ret = 0; | |
937 | struct bt_ctf_field_integer *integer; | |
938 | struct bt_ctf_field_type_integer *integer_type; | |
939 | ||
940 | if (!field || !value || !field->payload_set || | |
941 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 942 | BT_CTF_TYPE_ID_INTEGER) { |
cd95e351 JG |
943 | ret = -1; |
944 | goto end; | |
945 | } | |
946 | ||
947 | integer_type = container_of(field->type, | |
948 | struct bt_ctf_field_type_integer, parent); | |
949 | if (!integer_type->declaration.signedness) { | |
950 | ret = -1; | |
951 | goto end; | |
952 | } | |
953 | ||
954 | integer = container_of(field, | |
955 | struct bt_ctf_field_integer, parent); | |
956 | *value = integer->definition.value._signed; | |
957 | end: | |
958 | return ret; | |
959 | } | |
960 | ||
273b65be JG |
961 | int bt_ctf_field_signed_integer_set_value(struct bt_ctf_field *field, |
962 | int64_t value) | |
963 | { | |
964 | int ret = 0; | |
965 | struct bt_ctf_field_integer *integer; | |
966 | struct bt_ctf_field_type_integer *integer_type; | |
967 | unsigned int size; | |
968 | int64_t min_value, max_value; | |
969 | ||
918be005 | 970 | if (!field || field->frozen || |
273b65be | 971 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 972 | BT_CTF_TYPE_ID_INTEGER) { |
273b65be JG |
973 | ret = -1; |
974 | goto end; | |
975 | } | |
976 | ||
977 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
978 | integer_type = container_of(field->type, | |
979 | struct bt_ctf_field_type_integer, parent); | |
980 | if (!integer_type->declaration.signedness) { | |
981 | ret = -1; | |
982 | goto end; | |
983 | } | |
984 | ||
985 | size = integer_type->declaration.len; | |
9dc0d640 JG |
986 | min_value = -(1ULL << (size - 1)); |
987 | max_value = (1ULL << (size - 1)) - 1; | |
273b65be JG |
988 | if (value < min_value || value > max_value) { |
989 | ret = -1; | |
990 | goto end; | |
991 | } | |
992 | ||
993 | integer->definition.value._signed = value; | |
994 | integer->parent.payload_set = 1; | |
995 | end: | |
996 | return ret; | |
997 | } | |
998 | ||
cd95e351 JG |
999 | int bt_ctf_field_unsigned_integer_get_value(struct bt_ctf_field *field, |
1000 | uint64_t *value) | |
1001 | { | |
1002 | int ret = 0; | |
1003 | struct bt_ctf_field_integer *integer; | |
1004 | struct bt_ctf_field_type_integer *integer_type; | |
1005 | ||
1006 | if (!field || !value || !field->payload_set || | |
1007 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 1008 | BT_CTF_TYPE_ID_INTEGER) { |
cd95e351 JG |
1009 | ret = -1; |
1010 | goto end; | |
1011 | } | |
1012 | ||
1013 | integer_type = container_of(field->type, | |
1014 | struct bt_ctf_field_type_integer, parent); | |
1015 | if (integer_type->declaration.signedness) { | |
1016 | ret = -1; | |
1017 | goto end; | |
1018 | } | |
1019 | ||
1020 | integer = container_of(field, | |
1021 | struct bt_ctf_field_integer, parent); | |
1022 | *value = integer->definition.value._unsigned; | |
1023 | end: | |
1024 | return ret; | |
1025 | } | |
1026 | ||
273b65be JG |
1027 | int bt_ctf_field_unsigned_integer_set_value(struct bt_ctf_field *field, |
1028 | uint64_t value) | |
1029 | { | |
1030 | int ret = 0; | |
1031 | struct bt_ctf_field_integer *integer; | |
1032 | struct bt_ctf_field_type_integer *integer_type; | |
1033 | unsigned int size; | |
1034 | uint64_t max_value; | |
1035 | ||
918be005 | 1036 | if (!field || field->frozen || |
273b65be | 1037 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 1038 | BT_CTF_TYPE_ID_INTEGER) { |
273b65be JG |
1039 | ret = -1; |
1040 | goto end; | |
1041 | } | |
1042 | ||
1043 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
1044 | integer_type = container_of(field->type, | |
1045 | struct bt_ctf_field_type_integer, parent); | |
1046 | if (integer_type->declaration.signedness) { | |
1047 | ret = -1; | |
1048 | goto end; | |
1049 | } | |
1050 | ||
1051 | size = integer_type->declaration.len; | |
8684abc8 | 1052 | max_value = (size == 64) ? UINT64_MAX : ((uint64_t) 1 << size) - 1; |
273b65be JG |
1053 | if (value > max_value) { |
1054 | ret = -1; | |
1055 | goto end; | |
1056 | } | |
1057 | ||
1058 | integer->definition.value._unsigned = value; | |
1059 | integer->parent.payload_set = 1; | |
1060 | end: | |
1061 | return ret; | |
1062 | } | |
1063 | ||
cd95e351 JG |
1064 | int bt_ctf_field_floating_point_get_value(struct bt_ctf_field *field, |
1065 | double *value) | |
1066 | { | |
1067 | int ret = 0; | |
1068 | struct bt_ctf_field_floating_point *floating_point; | |
1069 | ||
1070 | if (!field || !value || !field->payload_set || | |
1071 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 1072 | BT_CTF_TYPE_ID_FLOAT) { |
cd95e351 JG |
1073 | ret = -1; |
1074 | goto end; | |
1075 | } | |
1076 | ||
1077 | floating_point = container_of(field, | |
1078 | struct bt_ctf_field_floating_point, parent); | |
1079 | *value = floating_point->definition.value; | |
1080 | end: | |
1081 | return ret; | |
1082 | } | |
1083 | ||
273b65be JG |
1084 | int bt_ctf_field_floating_point_set_value(struct bt_ctf_field *field, |
1085 | double value) | |
1086 | { | |
1087 | int ret = 0; | |
1088 | struct bt_ctf_field_floating_point *floating_point; | |
1089 | ||
918be005 | 1090 | if (!field || field->frozen || |
273b65be | 1091 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 1092 | BT_CTF_TYPE_ID_FLOAT) { |
273b65be JG |
1093 | ret = -1; |
1094 | goto end; | |
1095 | } | |
1096 | floating_point = container_of(field, struct bt_ctf_field_floating_point, | |
1097 | parent); | |
1098 | floating_point->definition.value = value; | |
1099 | floating_point->parent.payload_set = 1; | |
1100 | end: | |
1101 | return ret; | |
1102 | } | |
1103 | ||
cd95e351 JG |
1104 | const char *bt_ctf_field_string_get_value(struct bt_ctf_field *field) |
1105 | { | |
1106 | const char *ret = NULL; | |
1107 | struct bt_ctf_field_string *string; | |
1108 | ||
1109 | if (!field || !field->payload_set || | |
1110 | bt_ctf_field_type_get_type_id(field->type) != | |
9a19a512 | 1111 | BT_CTF_TYPE_ID_STRING) { |
cd95e351 JG |
1112 | goto end; |
1113 | } | |
1114 | ||
1115 | string = container_of(field, | |
1116 | struct bt_ctf_field_string, parent); | |
1117 | ret = string->payload->str; | |
1118 | end: | |
1119 | return ret; | |
1120 | } | |
1121 | ||
273b65be JG |
1122 | int bt_ctf_field_string_set_value(struct bt_ctf_field *field, |
1123 | const char *value) | |
1124 | { | |
1125 | int ret = 0; | |
1126 | struct bt_ctf_field_string *string; | |
1127 | ||
918be005 | 1128 | if (!field || !value || field->frozen || |
273b65be | 1129 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 1130 | BT_CTF_TYPE_ID_STRING) { |
273b65be JG |
1131 | ret = -1; |
1132 | goto end; | |
1133 | } | |
1134 | ||
1135 | string = container_of(field, struct bt_ctf_field_string, parent); | |
1136 | if (string->payload) { | |
97736814 JG |
1137 | g_string_assign(string->payload, value); |
1138 | } else { | |
1139 | string->payload = g_string_new(value); | |
273b65be JG |
1140 | } |
1141 | ||
273b65be JG |
1142 | string->parent.payload_set = 1; |
1143 | end: | |
1144 | return ret; | |
1145 | } | |
1146 | ||
c6f9c5a3 PP |
1147 | int bt_ctf_field_string_append(struct bt_ctf_field *field, |
1148 | const char *value) | |
1149 | { | |
1150 | int ret = 0; | |
1151 | struct bt_ctf_field_string *string_field; | |
1152 | ||
918be005 | 1153 | if (!field || !value || field->frozen || |
c6f9c5a3 | 1154 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 1155 | BT_CTF_TYPE_ID_STRING) { |
c6f9c5a3 PP |
1156 | ret = -1; |
1157 | goto end; | |
1158 | } | |
1159 | ||
1160 | string_field = container_of(field, struct bt_ctf_field_string, parent); | |
1161 | ||
1162 | if (string_field->payload) { | |
1163 | g_string_append(string_field->payload, value); | |
1164 | } else { | |
1165 | string_field->payload = g_string_new(value); | |
1166 | } | |
1167 | ||
1168 | string_field->parent.payload_set = 1; | |
1169 | ||
1170 | end: | |
1171 | return ret; | |
1172 | } | |
1173 | ||
f98c6554 PP |
1174 | int bt_ctf_field_string_append_len(struct bt_ctf_field *field, |
1175 | const char *value, unsigned int length) | |
1176 | { | |
1177 | int i; | |
1178 | int ret = 0; | |
1179 | unsigned int effective_length = length; | |
1180 | struct bt_ctf_field_string *string_field; | |
1181 | ||
918be005 | 1182 | if (!field || !value || field->frozen || |
f98c6554 | 1183 | bt_ctf_field_type_get_type_id(field->type) != |
9a19a512 | 1184 | BT_CTF_TYPE_ID_STRING) { |
f98c6554 PP |
1185 | ret = -1; |
1186 | goto end; | |
1187 | } | |
1188 | ||
1189 | string_field = container_of(field, struct bt_ctf_field_string, parent); | |
1190 | ||
1191 | /* make sure no null bytes are appended */ | |
1192 | for (i = 0; i < length; ++i) { | |
1193 | if (value[i] == '\0') { | |
1194 | effective_length = i; | |
1195 | break; | |
1196 | } | |
1197 | } | |
1198 | ||
1199 | if (string_field->payload) { | |
ce6d5230 | 1200 | g_string_append_len(string_field->payload, value, |
f98c6554 PP |
1201 | effective_length); |
1202 | } else { | |
1203 | string_field->payload = g_string_new_len(value, | |
1204 | effective_length); | |
1205 | } | |
1206 | ||
1207 | string_field->parent.payload_set = 1; | |
1208 | ||
1209 | end: | |
1210 | return ret; | |
1211 | } | |
1212 | ||
273b65be JG |
1213 | BT_HIDDEN |
1214 | int bt_ctf_field_validate(struct bt_ctf_field *field) | |
1215 | { | |
1216 | int ret = 0; | |
9a19a512 | 1217 | enum bt_ctf_type_id type_id; |
273b65be JG |
1218 | |
1219 | if (!field) { | |
1220 | ret = -1; | |
1221 | goto end; | |
1222 | } | |
1223 | ||
1224 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
9a19a512 | 1225 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
273b65be JG |
1226 | ret = -1; |
1227 | goto end; | |
1228 | } | |
1229 | ||
1230 | ret = field_validate_funcs[type_id](field); | |
1231 | end: | |
1232 | return ret; | |
1233 | } | |
1234 | ||
12c8a1a3 JG |
1235 | BT_HIDDEN |
1236 | int bt_ctf_field_reset(struct bt_ctf_field *field) | |
1237 | { | |
1238 | int ret = 0; | |
9a19a512 | 1239 | enum bt_ctf_type_id type_id; |
12c8a1a3 JG |
1240 | |
1241 | if (!field) { | |
1242 | ret = -1; | |
1243 | goto end; | |
1244 | } | |
1245 | ||
1246 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
9a19a512 | 1247 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
12c8a1a3 JG |
1248 | ret = -1; |
1249 | goto end; | |
1250 | } | |
1251 | ||
1252 | ret = field_reset_funcs[type_id](field); | |
1253 | end: | |
1254 | return ret; | |
1255 | } | |
1256 | ||
273b65be JG |
1257 | BT_HIDDEN |
1258 | int bt_ctf_field_serialize(struct bt_ctf_field *field, | |
1259 | struct ctf_stream_pos *pos) | |
1260 | { | |
1261 | int ret = 0; | |
9a19a512 | 1262 | enum bt_ctf_type_id type_id; |
273b65be JG |
1263 | |
1264 | if (!field || !pos) { | |
1265 | ret = -1; | |
1266 | goto end; | |
1267 | } | |
1268 | ||
1269 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
9a19a512 | 1270 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
273b65be JG |
1271 | ret = -1; |
1272 | goto end; | |
1273 | } | |
1274 | ||
1275 | ret = field_serialize_funcs[type_id](field, pos); | |
1276 | end: | |
1277 | return ret; | |
1278 | } | |
1279 | ||
76f869ab JG |
1280 | |
1281 | BT_HIDDEN | |
1282 | bool bt_ctf_field_is_set(struct bt_ctf_field *field) | |
1283 | { | |
1284 | bool is_set = false; | |
1285 | enum bt_ctf_type_id type_id; | |
1286 | ||
1287 | if (!field) { | |
1288 | goto end; | |
1289 | } | |
1290 | ||
1291 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
1292 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { | |
1293 | goto end; | |
1294 | } | |
1295 | ||
1296 | is_set = field_is_set_funcs[type_id](field); | |
1297 | end: | |
1298 | return is_set; | |
1299 | } | |
1300 | ||
87d43dc1 JG |
1301 | struct bt_ctf_field *bt_ctf_field_copy(struct bt_ctf_field *field) |
1302 | { | |
1303 | int ret; | |
1304 | struct bt_ctf_field *copy = NULL; | |
9a19a512 | 1305 | enum bt_ctf_type_id type_id; |
87d43dc1 JG |
1306 | |
1307 | if (!field) { | |
87d43dc1 JG |
1308 | goto end; |
1309 | } | |
1310 | ||
1311 | type_id = bt_ctf_field_type_get_type_id(field->type); | |
9a19a512 | 1312 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || type_id >= BT_CTF_NR_TYPE_IDS) { |
87d43dc1 JG |
1313 | goto end; |
1314 | } | |
1315 | ||
1316 | copy = bt_ctf_field_create(field->type); | |
1317 | if (!copy) { | |
1318 | goto end; | |
1319 | } | |
1320 | ||
70996764 | 1321 | copy->payload_set = field->payload_set; |
87d43dc1 JG |
1322 | ret = field_copy_funcs[type_id](field, copy); |
1323 | if (ret) { | |
83509119 | 1324 | bt_put(copy); |
87d43dc1 JG |
1325 | copy = NULL; |
1326 | } | |
1327 | end: | |
1328 | return copy; | |
1329 | } | |
1330 | ||
273b65be JG |
1331 | static |
1332 | struct bt_ctf_field *bt_ctf_field_integer_create(struct bt_ctf_field_type *type) | |
1333 | { | |
1334 | struct bt_ctf_field_type_integer *integer_type = container_of(type, | |
1335 | struct bt_ctf_field_type_integer, parent); | |
1336 | struct bt_ctf_field_integer *integer = g_new0( | |
1337 | struct bt_ctf_field_integer, 1); | |
1338 | ||
1339 | if (integer) { | |
1340 | integer->definition.declaration = &integer_type->declaration; | |
1341 | } | |
1342 | ||
1343 | return integer ? &integer->parent : NULL; | |
1344 | } | |
1345 | ||
1346 | static | |
1347 | struct bt_ctf_field *bt_ctf_field_enumeration_create( | |
1348 | struct bt_ctf_field_type *type) | |
1349 | { | |
1350 | struct bt_ctf_field_enumeration *enumeration = g_new0( | |
1351 | struct bt_ctf_field_enumeration, 1); | |
1352 | ||
1353 | return enumeration ? &enumeration->parent : NULL; | |
1354 | } | |
1355 | ||
1356 | static | |
1357 | struct bt_ctf_field *bt_ctf_field_floating_point_create( | |
1358 | struct bt_ctf_field_type *type) | |
1359 | { | |
1360 | struct bt_ctf_field_floating_point *floating_point; | |
1361 | struct bt_ctf_field_type_floating_point *floating_point_type; | |
1362 | ||
1363 | floating_point = g_new0(struct bt_ctf_field_floating_point, 1); | |
1364 | if (!floating_point) { | |
1365 | goto end; | |
1366 | } | |
1367 | ||
1368 | floating_point_type = container_of(type, | |
1369 | struct bt_ctf_field_type_floating_point, parent); | |
1370 | floating_point->definition.declaration = container_of( | |
1371 | type->declaration, struct declaration_float, p); | |
1372 | ||
1373 | ||
1374 | floating_point->definition.sign = &floating_point->sign; | |
1375 | floating_point->sign.declaration = &floating_point_type->sign; | |
1376 | floating_point->definition.sign->p.declaration = | |
1377 | &floating_point_type->sign.p; | |
1378 | ||
1379 | floating_point->definition.mantissa = &floating_point->mantissa; | |
1380 | floating_point->mantissa.declaration = &floating_point_type->mantissa; | |
1381 | floating_point->definition.mantissa->p.declaration = | |
1382 | &floating_point_type->mantissa.p; | |
1383 | ||
1384 | floating_point->definition.exp = &floating_point->exp; | |
1385 | floating_point->exp.declaration = &floating_point_type->exp; | |
1386 | floating_point->definition.exp->p.declaration = | |
1387 | &floating_point_type->exp.p; | |
1388 | ||
1389 | end: | |
1390 | return floating_point ? &floating_point->parent : NULL; | |
1391 | } | |
1392 | ||
1393 | static | |
1394 | struct bt_ctf_field *bt_ctf_field_structure_create( | |
1395 | struct bt_ctf_field_type *type) | |
1396 | { | |
1397 | struct bt_ctf_field_type_structure *structure_type = container_of(type, | |
1398 | struct bt_ctf_field_type_structure, parent); | |
1399 | struct bt_ctf_field_structure *structure = g_new0( | |
1400 | struct bt_ctf_field_structure, 1); | |
1401 | struct bt_ctf_field *field = NULL; | |
1402 | ||
8c1aa858 | 1403 | if (!structure) { |
273b65be JG |
1404 | goto end; |
1405 | } | |
1406 | ||
1407 | structure->field_name_to_index = structure_type->field_name_to_index; | |
1408 | structure->fields = g_ptr_array_new_with_free_func( | |
1409 | (GDestroyNotify)bt_ctf_field_put); | |
1410 | g_ptr_array_set_size(structure->fields, | |
1411 | g_hash_table_size(structure->field_name_to_index)); | |
1412 | field = &structure->parent; | |
1413 | end: | |
1414 | return field; | |
1415 | } | |
1416 | ||
1417 | static | |
1418 | struct bt_ctf_field *bt_ctf_field_variant_create(struct bt_ctf_field_type *type) | |
1419 | { | |
1420 | struct bt_ctf_field_variant *variant = g_new0( | |
1421 | struct bt_ctf_field_variant, 1); | |
1422 | return variant ? &variant->parent : NULL; | |
1423 | } | |
1424 | ||
1425 | static | |
1426 | struct bt_ctf_field *bt_ctf_field_array_create(struct bt_ctf_field_type *type) | |
1427 | { | |
1428 | struct bt_ctf_field_array *array = g_new0(struct bt_ctf_field_array, 1); | |
1429 | struct bt_ctf_field_type_array *array_type; | |
1430 | unsigned int array_length; | |
1431 | ||
1432 | if (!array || !type) { | |
1433 | goto error; | |
1434 | } | |
1435 | ||
1436 | array_type = container_of(type, struct bt_ctf_field_type_array, parent); | |
1437 | array_length = array_type->length; | |
fe0fe95c | 1438 | array->elements = g_ptr_array_sized_new(array_length); |
273b65be JG |
1439 | if (!array->elements) { |
1440 | goto error; | |
1441 | } | |
1442 | ||
fe0fe95c JG |
1443 | g_ptr_array_set_free_func(array->elements, |
1444 | (GDestroyNotify)bt_ctf_field_put); | |
273b65be JG |
1445 | g_ptr_array_set_size(array->elements, array_length); |
1446 | return &array->parent; | |
1447 | error: | |
1448 | g_free(array); | |
1449 | return NULL; | |
1450 | } | |
1451 | ||
1452 | static | |
1453 | struct bt_ctf_field *bt_ctf_field_sequence_create( | |
1454 | struct bt_ctf_field_type *type) | |
1455 | { | |
1456 | struct bt_ctf_field_sequence *sequence = g_new0( | |
1457 | struct bt_ctf_field_sequence, 1); | |
1458 | return sequence ? &sequence->parent : NULL; | |
1459 | } | |
1460 | ||
1461 | static | |
1462 | struct bt_ctf_field *bt_ctf_field_string_create(struct bt_ctf_field_type *type) | |
1463 | { | |
1464 | struct bt_ctf_field_string *string = g_new0( | |
1465 | struct bt_ctf_field_string, 1); | |
1466 | return string ? &string->parent : NULL; | |
1467 | } | |
1468 | ||
1469 | static | |
83509119 | 1470 | void bt_ctf_field_destroy(struct bt_object *obj) |
273b65be JG |
1471 | { |
1472 | struct bt_ctf_field *field; | |
1473 | struct bt_ctf_field_type *type; | |
9a19a512 | 1474 | enum bt_ctf_type_id type_id; |
273b65be | 1475 | |
83509119 | 1476 | field = container_of(obj, struct bt_ctf_field, base); |
273b65be JG |
1477 | type = field->type; |
1478 | type_id = bt_ctf_field_type_get_type_id(type); | |
9a19a512 PP |
1479 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || |
1480 | type_id >= BT_CTF_NR_TYPE_IDS) { | |
273b65be JG |
1481 | return; |
1482 | } | |
1483 | ||
1484 | field_destroy_funcs[type_id](field); | |
83509119 | 1485 | bt_put(type); |
273b65be JG |
1486 | } |
1487 | ||
1488 | static | |
1489 | void bt_ctf_field_integer_destroy(struct bt_ctf_field *field) | |
1490 | { | |
1491 | struct bt_ctf_field_integer *integer; | |
1492 | ||
1493 | if (!field) { | |
1494 | return; | |
1495 | } | |
1496 | ||
1497 | integer = container_of(field, struct bt_ctf_field_integer, parent); | |
1498 | g_free(integer); | |
1499 | } | |
1500 | ||
1501 | static | |
1502 | void bt_ctf_field_enumeration_destroy(struct bt_ctf_field *field) | |
1503 | { | |
1504 | struct bt_ctf_field_enumeration *enumeration; | |
1505 | ||
1506 | if (!field) { | |
1507 | return; | |
1508 | } | |
1509 | ||
1510 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1511 | parent); | |
83509119 | 1512 | bt_put(enumeration->payload); |
273b65be JG |
1513 | g_free(enumeration); |
1514 | } | |
1515 | ||
1516 | static | |
1517 | void bt_ctf_field_floating_point_destroy(struct bt_ctf_field *field) | |
1518 | { | |
1519 | struct bt_ctf_field_floating_point *floating_point; | |
1520 | ||
1521 | if (!field) { | |
1522 | return; | |
1523 | } | |
1524 | ||
1525 | floating_point = container_of(field, struct bt_ctf_field_floating_point, | |
1526 | parent); | |
1527 | g_free(floating_point); | |
1528 | } | |
1529 | ||
1530 | static | |
1531 | void bt_ctf_field_structure_destroy(struct bt_ctf_field *field) | |
1532 | { | |
1533 | struct bt_ctf_field_structure *structure; | |
1534 | ||
1535 | if (!field) { | |
1536 | return; | |
1537 | } | |
1538 | ||
1539 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1540 | g_ptr_array_free(structure->fields, TRUE); | |
1541 | g_free(structure); | |
1542 | } | |
1543 | ||
1544 | static | |
1545 | void bt_ctf_field_variant_destroy(struct bt_ctf_field *field) | |
1546 | { | |
1547 | struct bt_ctf_field_variant *variant; | |
1548 | ||
1549 | if (!field) { | |
1550 | return; | |
1551 | } | |
1552 | ||
1553 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
83509119 JG |
1554 | bt_put(variant->tag); |
1555 | bt_put(variant->payload); | |
273b65be JG |
1556 | g_free(variant); |
1557 | } | |
1558 | ||
1559 | static | |
1560 | void bt_ctf_field_array_destroy(struct bt_ctf_field *field) | |
1561 | { | |
1562 | struct bt_ctf_field_array *array; | |
1563 | ||
1564 | if (!field) { | |
1565 | return; | |
1566 | } | |
1567 | ||
1568 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1569 | g_ptr_array_free(array->elements, TRUE); | |
1570 | g_free(array); | |
1571 | } | |
1572 | ||
1573 | static | |
1574 | void bt_ctf_field_sequence_destroy(struct bt_ctf_field *field) | |
1575 | { | |
1576 | struct bt_ctf_field_sequence *sequence; | |
1577 | ||
1578 | if (!field) { | |
1579 | return; | |
1580 | } | |
1581 | ||
1582 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
4fef87ab JG |
1583 | if (sequence->elements) { |
1584 | g_ptr_array_free(sequence->elements, TRUE); | |
1585 | } | |
83509119 | 1586 | bt_put(sequence->length); |
273b65be JG |
1587 | g_free(sequence); |
1588 | } | |
1589 | ||
1590 | static | |
1591 | void bt_ctf_field_string_destroy(struct bt_ctf_field *field) | |
1592 | { | |
1593 | struct bt_ctf_field_string *string; | |
1594 | if (!field) { | |
1595 | return; | |
1596 | } | |
1597 | ||
1598 | string = container_of(field, struct bt_ctf_field_string, parent); | |
9b2b7163 JG |
1599 | if (string->payload) { |
1600 | g_string_free(string->payload, TRUE); | |
1601 | } | |
273b65be JG |
1602 | g_free(string); |
1603 | } | |
1604 | ||
1605 | static | |
1606 | int bt_ctf_field_generic_validate(struct bt_ctf_field *field) | |
1607 | { | |
da2f6971 | 1608 | return (field && field->payload_set) ? 0 : -1; |
273b65be JG |
1609 | } |
1610 | ||
1611 | static | |
1612 | int bt_ctf_field_enumeration_validate(struct bt_ctf_field *field) | |
1613 | { | |
1614 | int ret; | |
1615 | struct bt_ctf_field_enumeration *enumeration; | |
1616 | ||
1617 | if (!field) { | |
1618 | ret = -1; | |
1619 | goto end; | |
1620 | } | |
1621 | ||
1622 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1623 | parent); | |
1624 | if (!enumeration->payload) { | |
1625 | ret = -1; | |
1626 | goto end; | |
1627 | } | |
1628 | ||
1629 | ret = bt_ctf_field_validate(enumeration->payload); | |
1630 | end: | |
1631 | return ret; | |
1632 | } | |
1633 | ||
1634 | static | |
1635 | int bt_ctf_field_structure_validate(struct bt_ctf_field *field) | |
1636 | { | |
1637 | size_t i; | |
1638 | int ret = 0; | |
1639 | struct bt_ctf_field_structure *structure; | |
1640 | ||
1641 | if (!field) { | |
1642 | ret = -1; | |
1643 | goto end; | |
1644 | } | |
1645 | ||
1646 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1647 | for (i = 0; i < structure->fields->len; i++) { | |
1648 | ret = bt_ctf_field_validate(structure->fields->pdata[i]); | |
1649 | if (ret) { | |
6ce12048 JG |
1650 | const char *name; |
1651 | struct bt_ctf_field_type *field_type = | |
1652 | bt_ctf_field_get_type(field); | |
1653 | ||
1654 | (void) bt_ctf_field_type_structure_get_field(field_type, | |
1655 | &name, NULL, i); | |
1656 | fprintf(stderr, "Field %s failed validation\n", | |
1657 | name ? name : "NULL"); | |
e5ed1ccf | 1658 | bt_put(field_type); |
273b65be JG |
1659 | goto end; |
1660 | } | |
1661 | } | |
1662 | end: | |
1663 | return ret; | |
1664 | } | |
1665 | ||
1666 | static | |
1667 | int bt_ctf_field_variant_validate(struct bt_ctf_field *field) | |
1668 | { | |
1669 | int ret = 0; | |
1670 | struct bt_ctf_field_variant *variant; | |
1671 | ||
1672 | if (!field) { | |
1673 | ret = -1; | |
1674 | goto end; | |
1675 | } | |
1676 | ||
1677 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
1678 | ret = bt_ctf_field_validate(variant->payload); | |
1679 | end: | |
1680 | return ret; | |
1681 | } | |
1682 | ||
1683 | static | |
1684 | int bt_ctf_field_array_validate(struct bt_ctf_field *field) | |
1685 | { | |
1686 | size_t i; | |
1687 | int ret = 0; | |
1688 | struct bt_ctf_field_array *array; | |
1689 | ||
1690 | if (!field) { | |
1691 | ret = -1; | |
1692 | goto end; | |
1693 | } | |
1694 | ||
1695 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1696 | for (i = 0; i < array->elements->len; i++) { | |
1697 | ret = bt_ctf_field_validate(array->elements->pdata[i]); | |
1698 | if (ret) { | |
e91f3bab | 1699 | fprintf(stderr, "Failed to validate array field #%zu\n", i); |
273b65be JG |
1700 | goto end; |
1701 | } | |
1702 | } | |
1703 | end: | |
1704 | return ret; | |
1705 | } | |
1706 | ||
1707 | static | |
1708 | int bt_ctf_field_sequence_validate(struct bt_ctf_field *field) | |
1709 | { | |
1710 | size_t i; | |
1711 | int ret = 0; | |
1712 | struct bt_ctf_field_sequence *sequence; | |
1713 | ||
1714 | if (!field) { | |
1715 | ret = -1; | |
1716 | goto end; | |
1717 | } | |
1718 | ||
1719 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
1720 | for (i = 0; i < sequence->elements->len; i++) { | |
1721 | ret = bt_ctf_field_validate(sequence->elements->pdata[i]); | |
1722 | if (ret) { | |
bcfb49d4 | 1723 | fprintf(stderr, "Failed to validate sequence field #%zu\n", i); |
273b65be JG |
1724 | goto end; |
1725 | } | |
1726 | } | |
1727 | end: | |
1728 | return ret; | |
1729 | } | |
1730 | ||
12c8a1a3 JG |
1731 | static |
1732 | int bt_ctf_field_generic_reset(struct bt_ctf_field *field) | |
1733 | { | |
1734 | int ret = 0; | |
1735 | ||
1736 | if (!field) { | |
1737 | ret = -1; | |
1738 | goto end; | |
1739 | } | |
1740 | ||
1741 | field->payload_set = 0; | |
1742 | end: | |
1743 | return ret; | |
1744 | } | |
1745 | ||
1746 | static | |
1747 | int bt_ctf_field_enumeration_reset(struct bt_ctf_field *field) | |
1748 | { | |
1749 | int ret = 0; | |
1750 | struct bt_ctf_field_enumeration *enumeration; | |
1751 | ||
1752 | if (!field) { | |
1753 | ret = -1; | |
1754 | goto end; | |
1755 | } | |
1756 | ||
1757 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
1758 | parent); | |
1759 | if (!enumeration->payload) { | |
1760 | goto end; | |
1761 | } | |
1762 | ||
1763 | ret = bt_ctf_field_reset(enumeration->payload); | |
1764 | end: | |
1765 | return ret; | |
1766 | } | |
1767 | ||
1768 | static | |
1769 | int bt_ctf_field_structure_reset(struct bt_ctf_field *field) | |
1770 | { | |
1771 | size_t i; | |
1772 | int ret = 0; | |
1773 | struct bt_ctf_field_structure *structure; | |
1774 | ||
1775 | if (!field) { | |
1776 | ret = -1; | |
1777 | goto end; | |
1778 | } | |
1779 | ||
1780 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
1781 | for (i = 0; i < structure->fields->len; i++) { | |
1782 | struct bt_ctf_field *member = structure->fields->pdata[i]; | |
1783 | ||
1784 | if (!member) { | |
1785 | /* | |
1786 | * Structure members are lazily initialized; skip if | |
1787 | * this member has not been allocated yet. | |
1788 | */ | |
1789 | continue; | |
1790 | } | |
1791 | ||
1792 | ret = bt_ctf_field_reset(member); | |
1793 | if (ret) { | |
1794 | goto end; | |
1795 | } | |
1796 | } | |
1797 | end: | |
1798 | return ret; | |
1799 | } | |
1800 | ||
1801 | static | |
1802 | int bt_ctf_field_variant_reset(struct bt_ctf_field *field) | |
1803 | { | |
1804 | int ret = 0; | |
1805 | struct bt_ctf_field_variant *variant; | |
1806 | ||
1807 | if (!field) { | |
1808 | ret = -1; | |
1809 | goto end; | |
1810 | } | |
1811 | ||
1812 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
1813 | if (variant->payload) { | |
1814 | ret = bt_ctf_field_reset(variant->payload); | |
1815 | } | |
1816 | end: | |
1817 | return ret; | |
1818 | } | |
1819 | ||
1820 | static | |
1821 | int bt_ctf_field_array_reset(struct bt_ctf_field *field) | |
1822 | { | |
1823 | size_t i; | |
1824 | int ret = 0; | |
1825 | struct bt_ctf_field_array *array; | |
1826 | ||
1827 | if (!field) { | |
1828 | ret = -1; | |
1829 | goto end; | |
1830 | } | |
1831 | ||
1832 | array = container_of(field, struct bt_ctf_field_array, parent); | |
1833 | for (i = 0; i < array->elements->len; i++) { | |
1834 | struct bt_ctf_field *member = array->elements->pdata[i]; | |
1835 | ||
1836 | if (!member) { | |
1837 | /* | |
1838 | * Array elements are lazily initialized; skip if | |
1839 | * this member has not been allocated yet. | |
1840 | */ | |
1841 | continue; | |
1842 | } | |
1843 | ||
1844 | ret = bt_ctf_field_reset(member); | |
1845 | if (ret) { | |
1846 | goto end; | |
1847 | } | |
1848 | } | |
1849 | end: | |
1850 | return ret; | |
1851 | } | |
1852 | ||
1853 | static | |
1854 | int bt_ctf_field_sequence_reset(struct bt_ctf_field *field) | |
1855 | { | |
1856 | size_t i; | |
1857 | int ret = 0; | |
1858 | struct bt_ctf_field_sequence *sequence; | |
1859 | ||
1860 | if (!field) { | |
1861 | ret = -1; | |
1862 | goto end; | |
1863 | } | |
1864 | ||
1865 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
1866 | for (i = 0; i < sequence->elements->len; i++) { | |
1867 | struct bt_ctf_field *member = sequence->elements->pdata[i]; | |
1868 | ||
1869 | if (!member) { | |
1870 | /* | |
1871 | * Sequence elements are lazily initialized; skip if | |
1872 | * this member has not been allocated yet. | |
1873 | */ | |
1874 | continue; | |
1875 | } | |
1876 | ||
1877 | ret = bt_ctf_field_reset(member); | |
1878 | if (ret) { | |
1879 | goto end; | |
1880 | } | |
1881 | } | |
1882 | end: | |
1883 | return ret; | |
1884 | } | |
1885 | ||
1886 | static | |
1887 | int bt_ctf_field_string_reset(struct bt_ctf_field *field) | |
1888 | { | |
1889 | int ret = 0; | |
1890 | struct bt_ctf_field_string *string; | |
1891 | ||
1892 | if (!field) { | |
1893 | ret = -1; | |
1894 | goto end; | |
1895 | } | |
1896 | ||
1897 | ret = bt_ctf_field_generic_reset(field); | |
1898 | if (ret) { | |
1899 | goto end; | |
1900 | } | |
1901 | ||
1902 | string = container_of(field, struct bt_ctf_field_string, parent); | |
1903 | if (string->payload) { | |
1904 | g_string_truncate(string->payload, 0); | |
1905 | } | |
1906 | end: | |
1907 | return ret; | |
1908 | } | |
1909 | ||
273b65be JG |
1910 | static |
1911 | int bt_ctf_field_integer_serialize(struct bt_ctf_field *field, | |
1912 | struct ctf_stream_pos *pos) | |
1913 | { | |
1914 | int ret = 0; | |
1915 | struct bt_ctf_field_integer *integer = container_of(field, | |
1916 | struct bt_ctf_field_integer, parent); | |
1917 | ||
1918 | retry: | |
1919 | ret = ctf_integer_write(&pos->parent, &integer->definition.p); | |
1920 | if (ret == -EFAULT) { | |
1921 | /* | |
1922 | * The field is too large to fit in the current packet's | |
1923 | * remaining space. Bump the packet size and retry. | |
1924 | */ | |
1925 | ret = increase_packet_size(pos); | |
1926 | if (ret) { | |
1927 | goto end; | |
1928 | } | |
1929 | goto retry; | |
1930 | } | |
1931 | end: | |
1932 | return ret; | |
1933 | } | |
1934 | ||
1935 | static | |
1936 | int bt_ctf_field_enumeration_serialize(struct bt_ctf_field *field, | |
1937 | struct ctf_stream_pos *pos) | |
1938 | { | |
1939 | struct bt_ctf_field_enumeration *enumeration = container_of( | |
1940 | field, struct bt_ctf_field_enumeration, parent); | |
1941 | ||
1942 | return bt_ctf_field_serialize(enumeration->payload, pos); | |
1943 | } | |
1944 | ||
1945 | static | |
1946 | int bt_ctf_field_floating_point_serialize(struct bt_ctf_field *field, | |
1947 | struct ctf_stream_pos *pos) | |
1948 | { | |
1949 | int ret = 0; | |
1950 | struct bt_ctf_field_floating_point *floating_point = container_of(field, | |
1951 | struct bt_ctf_field_floating_point, parent); | |
1952 | ||
1953 | retry: | |
1954 | ret = ctf_float_write(&pos->parent, &floating_point->definition.p); | |
1955 | if (ret == -EFAULT) { | |
1956 | /* | |
1957 | * The field is too large to fit in the current packet's | |
1958 | * remaining space. Bump the packet size and retry. | |
1959 | */ | |
1960 | ret = increase_packet_size(pos); | |
1961 | if (ret) { | |
1962 | goto end; | |
1963 | } | |
1964 | goto retry; | |
1965 | } | |
1966 | end: | |
1967 | return ret; | |
1968 | } | |
1969 | ||
1970 | static | |
1971 | int bt_ctf_field_structure_serialize(struct bt_ctf_field *field, | |
1972 | struct ctf_stream_pos *pos) | |
1973 | { | |
1974 | size_t i; | |
1975 | int ret = 0; | |
1976 | struct bt_ctf_field_structure *structure = container_of( | |
1977 | field, struct bt_ctf_field_structure, parent); | |
1978 | ||
1979 | while (!ctf_pos_access_ok(pos, | |
1980 | offset_align(pos->offset, | |
1981 | field->type->declaration->alignment))) { | |
9f56e450 JG |
1982 | ret = increase_packet_size(pos); |
1983 | if (ret) { | |
1984 | goto end; | |
1985 | } | |
273b65be JG |
1986 | } |
1987 | ||
70fd5a51 MD |
1988 | if (!ctf_align_pos(pos, field->type->declaration->alignment)) { |
1989 | ret = -1; | |
1990 | goto end; | |
1991 | } | |
273b65be JG |
1992 | |
1993 | for (i = 0; i < structure->fields->len; i++) { | |
1994 | struct bt_ctf_field *field = g_ptr_array_index( | |
1995 | structure->fields, i); | |
1996 | ||
1997 | ret = bt_ctf_field_serialize(field, pos); | |
1998 | if (ret) { | |
bcfb49d4 JG |
1999 | const char *name; |
2000 | struct bt_ctf_field_type *field_type = | |
2001 | bt_ctf_field_get_type(field); | |
2002 | ||
2003 | (void) bt_ctf_field_type_structure_get_field(field_type, | |
2004 | &name, NULL, i); | |
2005 | fprintf(stderr, "Field %s failed to serialize\n", | |
2006 | name ? name : "NULL"); | |
2007 | bt_put(field_type); | |
273b65be JG |
2008 | break; |
2009 | } | |
2010 | } | |
9f56e450 | 2011 | end: |
273b65be JG |
2012 | return ret; |
2013 | } | |
2014 | ||
2015 | static | |
2016 | int bt_ctf_field_variant_serialize(struct bt_ctf_field *field, | |
2017 | struct ctf_stream_pos *pos) | |
2018 | { | |
2019 | struct bt_ctf_field_variant *variant = container_of( | |
2020 | field, struct bt_ctf_field_variant, parent); | |
2021 | ||
2022 | return bt_ctf_field_serialize(variant->payload, pos); | |
2023 | } | |
2024 | ||
2025 | static | |
2026 | int bt_ctf_field_array_serialize(struct bt_ctf_field *field, | |
2027 | struct ctf_stream_pos *pos) | |
2028 | { | |
2029 | size_t i; | |
2030 | int ret = 0; | |
2031 | struct bt_ctf_field_array *array = container_of( | |
2032 | field, struct bt_ctf_field_array, parent); | |
2033 | ||
2034 | for (i = 0; i < array->elements->len; i++) { | |
2035 | ret = bt_ctf_field_serialize( | |
2036 | g_ptr_array_index(array->elements, i), pos); | |
2037 | if (ret) { | |
bcfb49d4 | 2038 | fprintf(stderr, "Failed to serialize array element #%zu\n", i); |
273b65be JG |
2039 | goto end; |
2040 | } | |
2041 | } | |
2042 | end: | |
2043 | return ret; | |
2044 | } | |
2045 | ||
2046 | static | |
2047 | int bt_ctf_field_sequence_serialize(struct bt_ctf_field *field, | |
2048 | struct ctf_stream_pos *pos) | |
2049 | { | |
2050 | size_t i; | |
2051 | int ret = 0; | |
2052 | struct bt_ctf_field_sequence *sequence = container_of( | |
2053 | field, struct bt_ctf_field_sequence, parent); | |
2054 | ||
2055 | for (i = 0; i < sequence->elements->len; i++) { | |
2056 | ret = bt_ctf_field_serialize( | |
2057 | g_ptr_array_index(sequence->elements, i), pos); | |
2058 | if (ret) { | |
bcfb49d4 | 2059 | fprintf(stderr, "Failed to serialize sequence element #%zu\n", i); |
273b65be JG |
2060 | goto end; |
2061 | } | |
2062 | } | |
2063 | end: | |
2064 | return ret; | |
2065 | } | |
2066 | ||
2067 | static | |
2068 | int bt_ctf_field_string_serialize(struct bt_ctf_field *field, | |
2069 | struct ctf_stream_pos *pos) | |
2070 | { | |
2071 | size_t i; | |
2072 | int ret = 0; | |
2073 | struct bt_ctf_field_string *string = container_of(field, | |
2074 | struct bt_ctf_field_string, parent); | |
2075 | struct bt_ctf_field_type *character_type = | |
2076 | get_field_type(FIELD_TYPE_ALIAS_UINT8_T); | |
2077 | struct bt_ctf_field *character = bt_ctf_field_create(character_type); | |
2078 | ||
2079 | for (i = 0; i < string->payload->len + 1; i++) { | |
2080 | ret = bt_ctf_field_unsigned_integer_set_value(character, | |
2081 | (uint64_t) string->payload->str[i]); | |
2082 | if (ret) { | |
2083 | goto end; | |
2084 | } | |
2085 | ||
2086 | ret = bt_ctf_field_integer_serialize(character, pos); | |
2087 | if (ret) { | |
2088 | goto end; | |
2089 | } | |
2090 | } | |
2091 | end: | |
83509119 JG |
2092 | bt_put(character); |
2093 | bt_put(character_type); | |
273b65be JG |
2094 | return ret; |
2095 | } | |
2096 | ||
87d43dc1 JG |
2097 | static |
2098 | int bt_ctf_field_integer_copy(struct bt_ctf_field *src, | |
2099 | struct bt_ctf_field *dst) | |
2100 | { | |
2101 | struct bt_ctf_field_integer *integer_src, *integer_dst; | |
2102 | ||
2103 | integer_src = container_of(src, struct bt_ctf_field_integer, parent); | |
8bfa3f9c | 2104 | integer_dst = container_of(dst, struct bt_ctf_field_integer, parent); |
87d43dc1 JG |
2105 | |
2106 | memcpy(&integer_dst->definition, &integer_src->definition, | |
2107 | sizeof(struct definition_integer)); | |
2108 | return 0; | |
2109 | } | |
2110 | ||
2111 | static | |
2112 | int bt_ctf_field_enumeration_copy(struct bt_ctf_field *src, | |
2113 | struct bt_ctf_field *dst) | |
2114 | { | |
2115 | int ret = 0; | |
2116 | struct bt_ctf_field_enumeration *enum_src, *enum_dst; | |
2117 | ||
2118 | enum_src = container_of(src, struct bt_ctf_field_enumeration, parent); | |
2119 | enum_dst = container_of(dst, struct bt_ctf_field_enumeration, parent); | |
2120 | ||
2121 | if (enum_src->payload) { | |
2122 | enum_dst->payload = bt_ctf_field_copy(enum_src->payload); | |
2123 | if (!enum_dst->payload) { | |
2124 | ret = -1; | |
2125 | goto end; | |
2126 | } | |
2127 | } | |
2128 | end: | |
2129 | return ret; | |
2130 | } | |
2131 | ||
2132 | static | |
2133 | int bt_ctf_field_floating_point_copy( | |
2134 | struct bt_ctf_field *src, struct bt_ctf_field *dst) | |
2135 | { | |
2136 | struct bt_ctf_field_floating_point *float_src, *float_dst; | |
2137 | ||
2138 | float_src = container_of(src, struct bt_ctf_field_floating_point, | |
2139 | parent); | |
2140 | float_dst = container_of(dst, struct bt_ctf_field_floating_point, | |
2141 | parent); | |
2142 | ||
2143 | memcpy(&float_dst->definition, &float_src->definition, | |
2144 | sizeof(struct definition_float)); | |
2145 | memcpy(&float_dst->sign, &float_src->sign, | |
2146 | sizeof(struct definition_integer)); | |
2147 | memcpy(&float_dst->mantissa, &float_src->mantissa, | |
2148 | sizeof(struct definition_integer)); | |
2149 | memcpy(&float_dst->exp, &float_src->exp, | |
2150 | sizeof(struct definition_integer)); | |
2151 | return 0; | |
2152 | } | |
2153 | ||
2154 | static | |
2155 | int bt_ctf_field_structure_copy(struct bt_ctf_field *src, | |
2156 | struct bt_ctf_field *dst) | |
2157 | { | |
8bfa3f9c | 2158 | int ret = 0, i; |
87d43dc1 JG |
2159 | struct bt_ctf_field_structure *struct_src, *struct_dst; |
2160 | ||
2161 | struct_src = container_of(src, struct bt_ctf_field_structure, parent); | |
2162 | struct_dst = container_of(dst, struct bt_ctf_field_structure, parent); | |
2163 | ||
8bfa3f9c | 2164 | /* This field_name_to_index HT is owned by the structure field type */ |
87d43dc1 | 2165 | struct_dst->field_name_to_index = struct_src->field_name_to_index; |
8bfa3f9c | 2166 | g_ptr_array_set_size(struct_dst->fields, struct_src->fields->len); |
87d43dc1 JG |
2167 | |
2168 | for (i = 0; i < struct_src->fields->len; i++) { | |
50fd95bf PP |
2169 | struct bt_ctf_field *field = |
2170 | g_ptr_array_index(struct_src->fields, i); | |
2171 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2172 | |
50fd95bf PP |
2173 | if (field) { |
2174 | field_copy = bt_ctf_field_copy(field); | |
2175 | ||
2176 | if (!field_copy) { | |
2177 | ret = -1; | |
2178 | goto end; | |
2179 | } | |
87d43dc1 | 2180 | } |
50fd95bf | 2181 | |
8bfa3f9c | 2182 | g_ptr_array_index(struct_dst->fields, i) = field_copy; |
87d43dc1 JG |
2183 | } |
2184 | end: | |
2185 | return ret; | |
2186 | } | |
2187 | ||
2188 | static | |
2189 | int bt_ctf_field_variant_copy(struct bt_ctf_field *src, | |
2190 | struct bt_ctf_field *dst) | |
2191 | { | |
2192 | int ret = 0; | |
2193 | struct bt_ctf_field_variant *variant_src, *variant_dst; | |
2194 | ||
2195 | variant_src = container_of(src, struct bt_ctf_field_variant, parent); | |
2196 | variant_dst = container_of(dst, struct bt_ctf_field_variant, parent); | |
2197 | ||
2198 | if (variant_src->tag) { | |
2199 | variant_dst->tag = bt_ctf_field_copy(variant_src->tag); | |
2200 | if (!variant_dst->tag) { | |
2201 | ret = -1; | |
2202 | goto end; | |
2203 | } | |
2204 | } | |
2205 | if (variant_src->payload) { | |
2206 | variant_dst->payload = bt_ctf_field_copy(variant_src->payload); | |
2207 | if (!variant_dst->payload) { | |
2208 | ret = -1; | |
2209 | goto end; | |
2210 | } | |
2211 | } | |
2212 | end: | |
2213 | return ret; | |
2214 | } | |
2215 | ||
2216 | static | |
2217 | int bt_ctf_field_array_copy(struct bt_ctf_field *src, | |
2218 | struct bt_ctf_field *dst) | |
2219 | { | |
2220 | int ret = 0, i; | |
2221 | struct bt_ctf_field_array *array_src, *array_dst; | |
2222 | ||
2223 | array_src = container_of(src, struct bt_ctf_field_array, parent); | |
2224 | array_dst = container_of(dst, struct bt_ctf_field_array, parent); | |
2225 | ||
8bfa3f9c | 2226 | g_ptr_array_set_size(array_dst->elements, array_src->elements->len); |
87d43dc1 | 2227 | for (i = 0; i < array_src->elements->len; i++) { |
50fd95bf PP |
2228 | struct bt_ctf_field *field = |
2229 | g_ptr_array_index(array_src->elements, i); | |
2230 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2231 | |
50fd95bf PP |
2232 | if (field) { |
2233 | field_copy = bt_ctf_field_copy(field); | |
2234 | ||
2235 | if (!field_copy) { | |
2236 | ret = -1; | |
2237 | goto end; | |
2238 | } | |
87d43dc1 | 2239 | } |
50fd95bf | 2240 | |
8bfa3f9c | 2241 | g_ptr_array_index(array_dst->elements, i) = field_copy; |
87d43dc1 JG |
2242 | } |
2243 | end: | |
2244 | return ret; | |
2245 | } | |
2246 | ||
2247 | static | |
2248 | int bt_ctf_field_sequence_copy(struct bt_ctf_field *src, | |
2249 | struct bt_ctf_field *dst) | |
2250 | { | |
2251 | int ret = 0, i; | |
2252 | struct bt_ctf_field_sequence *sequence_src, *sequence_dst; | |
59ab494d PP |
2253 | struct bt_ctf_field *src_length; |
2254 | struct bt_ctf_field *dst_length; | |
87d43dc1 JG |
2255 | |
2256 | sequence_src = container_of(src, struct bt_ctf_field_sequence, parent); | |
2257 | sequence_dst = container_of(dst, struct bt_ctf_field_sequence, parent); | |
2258 | ||
59ab494d PP |
2259 | src_length = bt_ctf_field_sequence_get_length(src); |
2260 | ||
2261 | if (!src_length) { | |
2262 | /* no length set yet: keep destination sequence empty */ | |
2263 | goto end; | |
2264 | } | |
2265 | ||
2266 | /* copy source length */ | |
2267 | dst_length = bt_ctf_field_copy(src_length); | |
83509119 | 2268 | bt_put(src_length); |
59ab494d PP |
2269 | |
2270 | if (!dst_length) { | |
2271 | ret = -1; | |
2272 | goto end; | |
2273 | } | |
2274 | ||
2275 | /* this will initialize the destination sequence's internal array */ | |
2276 | ret = bt_ctf_field_sequence_set_length(dst, dst_length); | |
83509119 | 2277 | bt_put(dst_length); |
59ab494d PP |
2278 | |
2279 | if (ret) { | |
2280 | goto end; | |
2281 | } | |
2282 | ||
2283 | assert(sequence_dst->elements->len == sequence_src->elements->len); | |
2284 | ||
87d43dc1 | 2285 | for (i = 0; i < sequence_src->elements->len; i++) { |
50fd95bf PP |
2286 | struct bt_ctf_field *field = |
2287 | g_ptr_array_index(sequence_src->elements, i); | |
2288 | struct bt_ctf_field *field_copy = NULL; | |
87d43dc1 | 2289 | |
50fd95bf PP |
2290 | if (field) { |
2291 | field_copy = bt_ctf_field_copy(field); | |
2292 | ||
2293 | if (!field_copy) { | |
2294 | ret = -1; | |
2295 | goto end; | |
2296 | } | |
87d43dc1 | 2297 | } |
59ab494d | 2298 | |
8bfa3f9c | 2299 | g_ptr_array_index(sequence_dst->elements, i) = field_copy; |
87d43dc1 JG |
2300 | } |
2301 | end: | |
2302 | return ret; | |
2303 | } | |
2304 | ||
2305 | static | |
2306 | int bt_ctf_field_string_copy(struct bt_ctf_field *src, | |
2307 | struct bt_ctf_field *dst) | |
2308 | { | |
2309 | int ret = 0; | |
2310 | struct bt_ctf_field_string *string_src, *string_dst; | |
2311 | ||
2312 | string_src = container_of(src, struct bt_ctf_field_string, parent); | |
2313 | string_dst = container_of(dst, struct bt_ctf_field_string, parent); | |
2314 | ||
2315 | if (string_src->payload) { | |
2316 | string_dst->payload = g_string_new(string_src->payload->str); | |
2317 | if (!string_dst->payload) { | |
2318 | ret = -1; | |
2319 | goto end; | |
2320 | } | |
2321 | } | |
2322 | end: | |
2323 | return ret; | |
2324 | } | |
2325 | ||
273b65be JG |
2326 | static |
2327 | int increase_packet_size(struct ctf_stream_pos *pos) | |
2328 | { | |
2329 | int ret; | |
2330 | ||
2331 | assert(pos); | |
2332 | ret = munmap_align(pos->base_mma); | |
2333 | if (ret) { | |
2334 | goto end; | |
2335 | } | |
2336 | ||
2337 | pos->packet_size += PACKET_LEN_INCREMENT; | |
d9548894 MD |
2338 | do { |
2339 | ret = bt_posix_fallocate(pos->fd, pos->mmap_offset, | |
2340 | pos->packet_size / CHAR_BIT); | |
2341 | } while (ret == EINTR); | |
273b65be | 2342 | if (ret) { |
d9548894 MD |
2343 | errno = EINTR; |
2344 | ret = -1; | |
273b65be JG |
2345 | goto end; |
2346 | } | |
2347 | ||
2348 | pos->base_mma = mmap_align(pos->packet_size / CHAR_BIT, pos->prot, | |
2349 | pos->flags, pos->fd, pos->mmap_offset); | |
2350 | if (pos->base_mma == MAP_FAILED) { | |
2351 | ret = -1; | |
2352 | } | |
2353 | end: | |
2354 | return ret; | |
2355 | } | |
918be005 PP |
2356 | |
2357 | static | |
2358 | void generic_field_freeze(struct bt_ctf_field *field) | |
2359 | { | |
2360 | field->frozen = 1; | |
2361 | } | |
2362 | ||
2363 | static | |
2364 | void bt_ctf_field_enumeration_freeze(struct bt_ctf_field *field) | |
2365 | { | |
2366 | struct bt_ctf_field_enumeration *enum_field = | |
2367 | container_of(field, struct bt_ctf_field_enumeration, parent); | |
2368 | ||
2369 | bt_ctf_field_freeze(enum_field->payload); | |
2370 | generic_field_freeze(field); | |
2371 | } | |
2372 | ||
2373 | static | |
2374 | void bt_ctf_field_structure_freeze(struct bt_ctf_field *field) | |
2375 | { | |
2376 | int i; | |
2377 | struct bt_ctf_field_structure *structure_field = | |
2378 | container_of(field, struct bt_ctf_field_structure, parent); | |
2379 | ||
2380 | for (i = 0; i < structure_field->fields->len; i++) { | |
2381 | struct bt_ctf_field *field = | |
2382 | g_ptr_array_index(structure_field->fields, i); | |
2383 | ||
2384 | bt_ctf_field_freeze(field); | |
2385 | } | |
2386 | ||
2387 | generic_field_freeze(field); | |
2388 | } | |
2389 | ||
2390 | static | |
2391 | void bt_ctf_field_variant_freeze(struct bt_ctf_field *field) | |
2392 | { | |
2393 | struct bt_ctf_field_variant *variant_field = | |
2394 | container_of(field, struct bt_ctf_field_variant, parent); | |
2395 | ||
2396 | bt_ctf_field_freeze(variant_field->tag); | |
2397 | bt_ctf_field_freeze(variant_field->payload); | |
2398 | generic_field_freeze(field); | |
2399 | } | |
2400 | ||
2401 | static | |
2402 | void bt_ctf_field_array_freeze(struct bt_ctf_field *field) | |
2403 | { | |
2404 | int i; | |
2405 | struct bt_ctf_field_array *array_field = | |
2406 | container_of(field, struct bt_ctf_field_array, parent); | |
2407 | ||
2408 | for (i = 0; i < array_field->elements->len; i++) { | |
2409 | struct bt_ctf_field *field = | |
2410 | g_ptr_array_index(array_field->elements, i); | |
2411 | ||
2412 | bt_ctf_field_freeze(field); | |
2413 | } | |
2414 | ||
2415 | generic_field_freeze(field); | |
2416 | } | |
2417 | ||
2418 | static | |
2419 | void bt_ctf_field_sequence_freeze(struct bt_ctf_field *field) | |
2420 | { | |
2421 | int i; | |
2422 | struct bt_ctf_field_sequence *sequence_field = | |
2423 | container_of(field, struct bt_ctf_field_sequence, parent); | |
2424 | ||
2425 | bt_ctf_field_freeze(sequence_field->length); | |
2426 | ||
2427 | for (i = 0; i < sequence_field->elements->len; i++) { | |
2428 | struct bt_ctf_field *field = | |
2429 | g_ptr_array_index(sequence_field->elements, i); | |
2430 | ||
2431 | bt_ctf_field_freeze(field); | |
2432 | } | |
2433 | ||
2434 | generic_field_freeze(field); | |
2435 | } | |
2436 | ||
2437 | BT_HIDDEN | |
2438 | void bt_ctf_field_freeze(struct bt_ctf_field *field) | |
2439 | { | |
35f77de4 JG |
2440 | enum bt_ctf_type_id type_id; |
2441 | ||
918be005 PP |
2442 | if (!field) { |
2443 | goto end; | |
2444 | } | |
2445 | ||
35f77de4 JG |
2446 | type_id = bt_ctf_field_get_type_id(field); |
2447 | if (type_id <= BT_CTF_TYPE_ID_UNKNOWN || | |
2448 | type_id >= BT_CTF_NR_TYPE_IDS) { | |
2449 | goto end; | |
2450 | } | |
918be005 | 2451 | |
35f77de4 | 2452 | field_freeze_funcs[type_id](field); |
918be005 PP |
2453 | end: |
2454 | return; | |
2455 | } | |
76f869ab JG |
2456 | |
2457 | static | |
2458 | bool bt_ctf_field_generic_is_set(struct bt_ctf_field *field) | |
2459 | { | |
2460 | return field && field->payload_set; | |
2461 | } | |
2462 | ||
2463 | static | |
2464 | bool bt_ctf_field_enumeration_is_set(struct bt_ctf_field *field) | |
2465 | { | |
2466 | bool is_set = false; | |
2467 | struct bt_ctf_field_enumeration *enumeration; | |
2468 | ||
2469 | if (!field) { | |
2470 | goto end; | |
2471 | } | |
2472 | ||
2473 | enumeration = container_of(field, struct bt_ctf_field_enumeration, | |
2474 | parent); | |
2475 | if (!enumeration->payload) { | |
2476 | goto end; | |
2477 | } | |
2478 | ||
2479 | is_set = bt_ctf_field_is_set(enumeration->payload); | |
2480 | end: | |
2481 | return is_set; | |
2482 | } | |
2483 | ||
2484 | static | |
2485 | bool bt_ctf_field_structure_is_set(struct bt_ctf_field *field) | |
2486 | { | |
2487 | bool is_set = false; | |
2488 | size_t i; | |
2489 | struct bt_ctf_field_structure *structure; | |
2490 | ||
2491 | if (!field) { | |
2492 | goto end; | |
2493 | } | |
2494 | ||
2495 | structure = container_of(field, struct bt_ctf_field_structure, parent); | |
2496 | for (i = 0; i < structure->fields->len; i++) { | |
2497 | is_set = bt_ctf_field_is_set(structure->fields->pdata[i]); | |
2498 | if (!is_set) { | |
2499 | goto end; | |
2500 | } | |
2501 | } | |
2502 | end: | |
2503 | return is_set; | |
2504 | } | |
2505 | ||
2506 | static | |
2507 | bool bt_ctf_field_variant_is_set(struct bt_ctf_field *field) | |
2508 | { | |
2509 | bool is_set = false; | |
2510 | struct bt_ctf_field_variant *variant; | |
2511 | ||
2512 | if (!field) { | |
2513 | goto end; | |
2514 | } | |
2515 | ||
2516 | variant = container_of(field, struct bt_ctf_field_variant, parent); | |
2517 | is_set = bt_ctf_field_is_set(variant->payload); | |
2518 | end: | |
2519 | return is_set; | |
2520 | } | |
2521 | ||
2522 | static | |
2523 | bool bt_ctf_field_array_is_set(struct bt_ctf_field *field) | |
2524 | { | |
2525 | size_t i; | |
2526 | bool is_set = false; | |
2527 | struct bt_ctf_field_array *array; | |
2528 | ||
2529 | if (!field) { | |
2530 | goto end; | |
2531 | } | |
2532 | ||
2533 | array = container_of(field, struct bt_ctf_field_array, parent); | |
2534 | for (i = 0; i < array->elements->len; i++) { | |
24626e8b | 2535 | is_set = bt_ctf_field_is_set(array->elements->pdata[i]); |
76f869ab JG |
2536 | if (!is_set) { |
2537 | goto end; | |
2538 | } | |
2539 | } | |
2540 | end: | |
2541 | return is_set; | |
2542 | } | |
2543 | ||
2544 | static | |
2545 | bool bt_ctf_field_sequence_is_set(struct bt_ctf_field *field) | |
2546 | { | |
2547 | size_t i; | |
2548 | bool is_set = false; | |
2549 | struct bt_ctf_field_sequence *sequence; | |
2550 | ||
2551 | if (!field) { | |
2552 | goto end; | |
2553 | } | |
2554 | ||
2555 | sequence = container_of(field, struct bt_ctf_field_sequence, parent); | |
2556 | for (i = 0; i < sequence->elements->len; i++) { | |
2557 | is_set = bt_ctf_field_validate(sequence->elements->pdata[i]); | |
2558 | if (!is_set) { | |
2559 | goto end; | |
2560 | } | |
2561 | } | |
2562 | end: | |
2563 | return is_set; | |
2564 | } |