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e98a2d6e PP |
1 | /* |
2 | * ctf-visitor-generate-ir.c | |
3 | * | |
4 | * Common Trace Format metadata visitor (generates CTF IR objects). | |
5 | * | |
6 | * Based on older ctf-visitor-generate-io-struct.c. | |
7 | * | |
8 | * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
9 | * Copyright 2015-2016 - Philippe Proulx <philippe.proulx@efficios.com> | |
10 | * | |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
08da4f77 PP |
30 | #define BT_LOG_TAG "PLUGIN-CTF-METADATA-IR-VISITOR" |
31 | #include "logging.h" | |
32 | ||
e98a2d6e PP |
33 | #include <stdio.h> |
34 | #include <unistd.h> | |
35 | #include <string.h> | |
c55a9f58 | 36 | #include <stdbool.h> |
e98a2d6e PP |
37 | #include <stdlib.h> |
38 | #include <ctype.h> | |
39 | #include <assert.h> | |
40 | #include <glib.h> | |
41 | #include <inttypes.h> | |
42 | #include <errno.h> | |
3d9990ac PP |
43 | #include <babeltrace/compat/uuid-internal.h> |
44 | #include <babeltrace/endian-internal.h> | |
9d408fca | 45 | #include <babeltrace/babeltrace.h> |
e98a2d6e | 46 | #include <babeltrace/ctf-ir/field-types-internal.h> |
e98a2d6e | 47 | |
06a626b8 JG |
48 | #include "scanner.h" |
49 | #include "parser.h" | |
50 | #include "ast.h" | |
a2a54545 | 51 | #include "decoder.h" |
e98a2d6e PP |
52 | |
53 | /* Bit value (left shift) */ | |
54 | #define _BV(_val) (1 << (_val)) | |
55 | ||
56 | /* Bit is set in a set of bits */ | |
57 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
58 | ||
59 | /* Set bit in a set of bits */ | |
60 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
61 | ||
62 | /* Bits for verifying existing attributes in various declarations */ | |
63 | enum { | |
64 | _CLOCK_NAME_SET = _BV(0), | |
65 | _CLOCK_UUID_SET = _BV(1), | |
66 | _CLOCK_FREQ_SET = _BV(2), | |
67 | _CLOCK_PRECISION_SET = _BV(3), | |
68 | _CLOCK_OFFSET_S_SET = _BV(4), | |
69 | _CLOCK_OFFSET_SET = _BV(5), | |
70 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
71 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
72 | }; | |
73 | ||
74 | enum { | |
75 | _INTEGER_ALIGN_SET = _BV(0), | |
76 | _INTEGER_SIZE_SET = _BV(1), | |
77 | _INTEGER_BASE_SET = _BV(2), | |
78 | _INTEGER_ENCODING_SET = _BV(3), | |
79 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
80 | _INTEGER_SIGNED_SET = _BV(5), | |
81 | _INTEGER_MAP_SET = _BV(6), | |
82 | }; | |
83 | ||
84 | enum { | |
85 | _FLOAT_ALIGN_SET = _BV(0), | |
86 | _FLOAT_MANT_DIG_SET = _BV(1), | |
87 | _FLOAT_EXP_DIG_SET = _BV(2), | |
88 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
89 | }; | |
90 | ||
91 | enum { | |
92 | _STRING_ENCODING_SET = _BV(0), | |
93 | }; | |
94 | ||
95 | enum { | |
96 | _TRACE_MINOR_SET = _BV(0), | |
97 | _TRACE_MAJOR_SET = _BV(1), | |
98 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
99 | _TRACE_UUID_SET = _BV(3), | |
100 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
101 | }; | |
102 | ||
103 | enum { | |
104 | _STREAM_ID_SET = _BV(0), | |
105 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
106 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
107 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
108 | }; | |
109 | ||
110 | enum { | |
111 | _EVENT_NAME_SET = _BV(0), | |
112 | _EVENT_ID_SET = _BV(1), | |
113 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
114 | _EVENT_STREAM_ID_SET = _BV(3), | |
115 | _EVENT_LOGLEVEL_SET = _BV(4), | |
116 | _EVENT_CONTEXT_SET = _BV(5), | |
117 | _EVENT_FIELDS_SET = _BV(6), | |
118 | }; | |
119 | ||
c3c30b08 MD |
120 | enum loglevel { |
121 | LOGLEVEL_EMERG = 0, | |
122 | LOGLEVEL_ALERT = 1, | |
123 | LOGLEVEL_CRIT = 2, | |
124 | LOGLEVEL_ERR = 3, | |
125 | LOGLEVEL_WARNING = 4, | |
126 | LOGLEVEL_NOTICE = 5, | |
127 | LOGLEVEL_INFO = 6, | |
128 | LOGLEVEL_DEBUG_SYSTEM = 7, | |
129 | LOGLEVEL_DEBUG_PROGRAM = 8, | |
130 | LOGLEVEL_DEBUG_PROCESS = 9, | |
131 | LOGLEVEL_DEBUG_MODULE = 10, | |
132 | LOGLEVEL_DEBUG_UNIT = 11, | |
133 | LOGLEVEL_DEBUG_FUNCTION = 12, | |
134 | LOGLEVEL_DEBUG_LINE = 13, | |
135 | LOGLEVEL_DEBUG = 14, | |
136 | _NR_LOGLEVELS = 15, | |
137 | }; | |
138 | ||
e98a2d6e PP |
139 | /* Prefixes of type aliases */ |
140 | #define _PREFIX_ALIAS 'a' | |
141 | #define _PREFIX_ENUM 'e' | |
142 | #define _PREFIX_STRUCT 's' | |
143 | #define _PREFIX_VARIANT 'v' | |
144 | ||
145 | /* First entry in a BT list */ | |
146 | #define _BT_LIST_FIRST_ENTRY(_ptr, _type, _member) \ | |
147 | bt_list_entry((_ptr)->next, _type, _member) | |
148 | ||
50842bdc | 149 | #define _BT_FIELD_TYPE_INIT(_name) struct bt_field_type *_name = NULL; |
e98a2d6e | 150 | |
28973adf PP |
151 | #define _BT_LOGE_DUP_ATTR(_node, _attr, _entity) \ |
152 | _BT_LOGE_LINENO((_node)->lineno, \ | |
153 | "Duplicate attribute in %s: attr-name=\"%s\"", \ | |
154 | _entity, _attr) | |
155 | ||
156 | #define _BT_LOGE_NODE(_node, _msg, args...) \ | |
157 | _BT_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
158 | ||
159 | #define _BT_LOGW_NODE(_node, _msg, args...) \ | |
160 | _BT_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
161 | ||
162 | #define _BT_LOGV_NODE(_node, _msg, args...) \ | |
163 | _BT_LOGV_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
164 | |
165 | /* | |
166 | * Declaration scope of a visitor context. This represents a TSDL | |
167 | * lexical scope, so that aliases and named structures, variants, | |
168 | * and enumerations may be registered and looked up hierarchically. | |
169 | */ | |
170 | struct ctx_decl_scope { | |
171 | /* | |
172 | * Alias name to field type. | |
173 | * | |
50842bdc | 174 | * GQuark -> struct bt_field_type * |
e98a2d6e PP |
175 | */ |
176 | GHashTable *decl_map; | |
177 | ||
178 | /* Parent scope; NULL if this is the root declaration scope */ | |
179 | struct ctx_decl_scope *parent_scope; | |
180 | }; | |
181 | ||
182 | /* | |
1e649dff | 183 | * Visitor context (private). |
e98a2d6e PP |
184 | */ |
185 | struct ctx { | |
1e649dff | 186 | /* Trace being filled (owned by this) */ |
50842bdc | 187 | struct bt_trace *trace; |
e98a2d6e | 188 | |
e98a2d6e PP |
189 | /* Current declaration scope (top of the stack) */ |
190 | struct ctx_decl_scope *current_scope; | |
191 | ||
192 | /* 1 if trace declaration is visited */ | |
193 | int is_trace_visited; | |
194 | ||
f4421ff3 PP |
195 | /* 1 if this is an LTTng trace */ |
196 | bool is_lttng; | |
197 | ||
91fd6f6a PP |
198 | /* Eventual name suffix of the trace to set */ |
199 | char *trace_name_suffix; | |
200 | ||
e98a2d6e | 201 | /* Trace attributes */ |
50842bdc | 202 | enum bt_byte_order trace_bo; |
e98a2d6e PP |
203 | uint64_t trace_major; |
204 | uint64_t trace_minor; | |
205 | unsigned char trace_uuid[BABELTRACE_UUID_LEN]; | |
206 | ||
207 | /* | |
208 | * Stream IDs to stream classes. | |
209 | * | |
50842bdc | 210 | * int64_t -> struct bt_stream_class * |
e98a2d6e PP |
211 | */ |
212 | GHashTable *stream_classes; | |
a2a54545 PP |
213 | |
214 | /* Config passed by the user */ | |
215 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
216 | }; |
217 | ||
1e649dff PP |
218 | /* |
219 | * Visitor (public). | |
220 | */ | |
221 | struct ctf_visitor_generate_ir { }; | |
222 | ||
e98a2d6e PP |
223 | /** |
224 | * Creates a new declaration scope. | |
225 | * | |
226 | * @param par_scope Parent scope (NULL if creating a root scope) | |
227 | * @returns New declaration scope, or NULL on error | |
228 | */ | |
229 | static | |
230 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx_decl_scope *par_scope) | |
231 | { | |
232 | struct ctx_decl_scope *scope; | |
233 | ||
234 | scope = g_new(struct ctx_decl_scope, 1); | |
235 | if (!scope) { | |
28973adf | 236 | BT_LOGE_STR("Failed to allocate one declaration scope."); |
e98a2d6e PP |
237 | goto end; |
238 | } | |
239 | ||
240 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
50842bdc | 241 | NULL, (GDestroyNotify) bt_put); |
e98a2d6e PP |
242 | scope->parent_scope = par_scope; |
243 | ||
244 | end: | |
245 | return scope; | |
246 | } | |
247 | ||
248 | /** | |
249 | * Destroys a declaration scope. | |
250 | * | |
251 | * This function does not destroy the parent scope. | |
252 | * | |
253 | * @param scope Scope to destroy | |
254 | */ | |
255 | static | |
256 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
257 | { | |
258 | if (!scope) { | |
259 | goto end; | |
260 | } | |
261 | ||
262 | g_hash_table_destroy(scope->decl_map); | |
263 | g_free(scope); | |
264 | ||
265 | end: | |
266 | return; | |
267 | } | |
268 | ||
269 | /** | |
270 | * Returns the GQuark of a prefixed alias. | |
271 | * | |
272 | * @param prefix Prefix character | |
273 | * @param name Name | |
274 | * @returns Associated GQuark, or 0 on error | |
275 | */ | |
276 | static | |
277 | GQuark get_prefixed_named_quark(char prefix, const char *name) | |
278 | { | |
279 | GQuark qname = 0; | |
280 | ||
281 | assert(name); | |
282 | ||
283 | /* Prefix character + original string + '\0' */ | |
284 | char *prname = g_new(char, strlen(name) + 2); | |
285 | if (!prname) { | |
28973adf | 286 | BT_LOGE_STR("Failed to allocate a string."); |
e98a2d6e PP |
287 | goto end; |
288 | } | |
289 | ||
290 | sprintf(prname, "%c%s", prefix, name); | |
291 | qname = g_quark_from_string(prname); | |
292 | g_free(prname); | |
293 | ||
294 | end: | |
295 | return qname; | |
296 | } | |
297 | ||
298 | /** | |
299 | * Looks up a prefixed type alias within a declaration scope. | |
300 | * | |
301 | * @param scope Declaration scope | |
302 | * @param prefix Prefix character | |
303 | * @param name Alias name | |
304 | * @param level Number of levels to dig (-1 means infinite) | |
305 | * @returns Declaration, or NULL if not found | |
306 | */ | |
307 | static | |
50842bdc | 308 | struct bt_field_type *ctx_decl_scope_lookup_prefix_alias( |
e98a2d6e PP |
309 | struct ctx_decl_scope *scope, char prefix, |
310 | const char *name, int levels) | |
311 | { | |
312 | GQuark qname = 0; | |
313 | int cur_levels = 0; | |
50842bdc | 314 | _BT_FIELD_TYPE_INIT(decl); |
e98a2d6e PP |
315 | struct ctx_decl_scope *cur_scope = scope; |
316 | ||
317 | assert(scope); | |
318 | assert(name); | |
319 | qname = get_prefixed_named_quark(prefix, name); | |
320 | if (!qname) { | |
321 | goto error; | |
322 | } | |
323 | ||
324 | if (levels < 0) { | |
325 | levels = INT_MAX; | |
326 | } | |
327 | ||
328 | while (cur_scope && cur_levels < levels) { | |
329 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 330 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
331 | if (decl) { |
332 | /* Caller's reference */ | |
333 | bt_get(decl); | |
334 | break; | |
335 | } | |
336 | ||
337 | cur_scope = cur_scope->parent_scope; | |
338 | cur_levels++; | |
339 | } | |
340 | ||
341 | return decl; | |
342 | ||
343 | error: | |
344 | return NULL; | |
345 | } | |
346 | ||
347 | /** | |
348 | * Looks up a type alias within a declaration scope. | |
349 | * | |
350 | * @param scope Declaration scope | |
351 | * @param name Alias name | |
352 | * @param level Number of levels to dig (-1 means infinite) | |
353 | * @returns Declaration, or NULL if not found | |
354 | */ | |
355 | static | |
50842bdc | 356 | struct bt_field_type *ctx_decl_scope_lookup_alias( |
e98a2d6e PP |
357 | struct ctx_decl_scope *scope, const char *name, int levels) |
358 | { | |
359 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, | |
360 | name, levels); | |
361 | } | |
362 | ||
363 | /** | |
364 | * Looks up an enumeration within a declaration scope. | |
365 | * | |
366 | * @param scope Declaration scope | |
367 | * @param name Enumeration name | |
368 | * @param level Number of levels to dig (-1 means infinite) | |
369 | * @returns Declaration, or NULL if not found | |
370 | */ | |
371 | static | |
50842bdc | 372 | struct bt_field_type *ctx_decl_scope_lookup_enum( |
e98a2d6e PP |
373 | struct ctx_decl_scope *scope, const char *name, int levels) |
374 | { | |
375 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, | |
376 | name, levels); | |
377 | } | |
378 | ||
379 | /** | |
380 | * Looks up a structure within a declaration scope. | |
381 | * | |
382 | * @param scope Declaration scope | |
383 | * @param name Structure name | |
384 | * @param level Number of levels to dig (-1 means infinite) | |
385 | * @returns Declaration, or NULL if not found | |
386 | */ | |
387 | static | |
50842bdc | 388 | struct bt_field_type *ctx_decl_scope_lookup_struct( |
e98a2d6e PP |
389 | struct ctx_decl_scope *scope, const char *name, int levels) |
390 | { | |
391 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_STRUCT, | |
392 | name, levels); | |
393 | } | |
394 | ||
395 | /** | |
396 | * Looks up a variant within a declaration scope. | |
397 | * | |
398 | * @param scope Declaration scope | |
399 | * @param name Variant name | |
400 | * @param level Number of levels to dig (-1 means infinite) | |
401 | * @returns Declaration, or NULL if not found | |
402 | */ | |
403 | static | |
50842bdc | 404 | struct bt_field_type *ctx_decl_scope_lookup_variant( |
e98a2d6e PP |
405 | struct ctx_decl_scope *scope, const char *name, int levels) |
406 | { | |
407 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_VARIANT, | |
408 | name, levels); | |
409 | } | |
410 | ||
411 | /** | |
412 | * Registers a prefixed type alias within a declaration scope. | |
413 | * | |
414 | * @param scope Declaration scope | |
415 | * @param prefix Prefix character | |
416 | * @param name Alias name (non-NULL) | |
417 | * @param decl Declaration to register | |
418 | * @returns 0 if registration went okay, negative value otherwise | |
419 | */ | |
420 | static | |
421 | int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, | |
50842bdc | 422 | char prefix, const char *name, struct bt_field_type *decl) |
e98a2d6e PP |
423 | { |
424 | int ret = 0; | |
425 | GQuark qname = 0; | |
50842bdc | 426 | _BT_FIELD_TYPE_INIT(edecl); |
e98a2d6e PP |
427 | |
428 | assert(scope); | |
429 | assert(name); | |
430 | assert(decl); | |
431 | qname = get_prefixed_named_quark(prefix, name); | |
432 | if (!qname) { | |
433 | ret = -ENOMEM; | |
434 | goto error; | |
435 | } | |
436 | ||
437 | /* Make sure alias does not exist in local scope */ | |
438 | edecl = ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1); | |
439 | if (edecl) { | |
440 | BT_PUT(edecl); | |
441 | ret = -EEXIST; | |
442 | goto error; | |
443 | } | |
444 | ||
445 | g_hash_table_insert(scope->decl_map, | |
71c7c95f | 446 | GUINT_TO_POINTER(qname), decl); |
e98a2d6e PP |
447 | |
448 | /* Hash table's reference */ | |
449 | bt_get(decl); | |
450 | ||
451 | return 0; | |
452 | ||
453 | error: | |
454 | return ret; | |
455 | } | |
456 | ||
457 | /** | |
458 | * Registers a type alias within a declaration scope. | |
459 | * | |
460 | * @param scope Declaration scope | |
461 | * @param name Alias name (non-NULL) | |
462 | * @param decl Declaration to register | |
463 | * @returns 0 if registration went okay, negative value otherwise | |
464 | */ | |
465 | static | |
466 | int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, | |
50842bdc | 467 | const char *name, struct bt_field_type *decl) |
e98a2d6e PP |
468 | { |
469 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, | |
470 | name, decl); | |
471 | } | |
472 | ||
473 | /** | |
474 | * Registers an enumeration declaration within a declaration scope. | |
475 | * | |
476 | * @param scope Declaration scope | |
477 | * @param name Enumeration name (non-NULL) | |
478 | * @param decl Enumeration declaration to register | |
479 | * @returns 0 if registration went okay, negative value otherwise | |
480 | */ | |
481 | static | |
482 | int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, | |
50842bdc | 483 | const char *name, struct bt_field_type *decl) |
e98a2d6e PP |
484 | { |
485 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, | |
486 | name, decl); | |
487 | } | |
488 | ||
489 | /** | |
490 | * Registers a structure declaration within a declaration scope. | |
491 | * | |
492 | * @param scope Declaration scope | |
493 | * @param name Structure name (non-NULL) | |
494 | * @param decl Structure declaration to register | |
495 | * @returns 0 if registration went okay, negative value otherwise | |
496 | */ | |
497 | static | |
498 | int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, | |
50842bdc | 499 | const char *name, struct bt_field_type *decl) |
e98a2d6e PP |
500 | { |
501 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, | |
502 | name, decl); | |
503 | } | |
504 | ||
505 | /** | |
506 | * Registers a variant declaration within a declaration scope. | |
507 | * | |
508 | * @param scope Declaration scope | |
509 | * @param name Variant name (non-NULL) | |
510 | * @param decl Variant declaration to register | |
511 | * @returns 0 if registration went okay, negative value otherwise | |
512 | */ | |
513 | static | |
514 | int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, | |
50842bdc | 515 | const char *name, struct bt_field_type *decl) |
e98a2d6e PP |
516 | { |
517 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, | |
518 | name, decl); | |
519 | } | |
520 | ||
91fd6f6a PP |
521 | /** |
522 | * Destroys a visitor context. | |
523 | * | |
524 | * @param ctx Visitor context to destroy | |
525 | */ | |
526 | static | |
527 | void ctx_destroy(struct ctx *ctx) | |
528 | { | |
529 | struct ctx_decl_scope *scope; | |
530 | /* | |
531 | * Destroy all scopes, from current one to the root scope. | |
532 | */ | |
533 | ||
534 | if (!ctx) { | |
535 | goto end; | |
536 | } | |
537 | ||
538 | scope = ctx->current_scope; | |
539 | ||
540 | while (scope) { | |
541 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
542 | ||
543 | ctx_decl_scope_destroy(scope); | |
544 | scope = parent_scope; | |
545 | } | |
546 | ||
547 | bt_put(ctx->trace); | |
548 | ||
549 | if (ctx->stream_classes) { | |
550 | g_hash_table_destroy(ctx->stream_classes); | |
551 | } | |
552 | ||
553 | free(ctx->trace_name_suffix); | |
554 | g_free(ctx); | |
555 | ||
556 | end: | |
557 | return; | |
558 | } | |
559 | ||
e98a2d6e PP |
560 | /** |
561 | * Creates a new visitor context. | |
562 | * | |
563 | * @param trace Associated trace | |
e98a2d6e PP |
564 | * @returns New visitor context, or NULL on error |
565 | */ | |
566 | static | |
50842bdc | 567 | struct ctx *ctx_create(struct bt_trace *trace, |
a2a54545 PP |
568 | const struct ctf_metadata_decoder_config *decoder_config, |
569 | const char *trace_name_suffix) | |
e98a2d6e PP |
570 | { |
571 | struct ctx *ctx = NULL; | |
572 | struct ctx_decl_scope *scope = NULL; | |
573 | ||
a2a54545 PP |
574 | assert(decoder_config); |
575 | ||
1e649dff | 576 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 577 | if (!ctx) { |
28973adf | 578 | BT_LOGE_STR("Failed to allocate one visitor context."); |
e98a2d6e PP |
579 | goto error; |
580 | } | |
581 | ||
582 | /* Root declaration scope */ | |
583 | scope = ctx_decl_scope_create(NULL); | |
584 | if (!scope) { | |
28973adf | 585 | BT_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
586 | goto error; |
587 | } | |
588 | ||
942c0e8f MJ |
589 | ctx->stream_classes = g_hash_table_new_full(g_int64_hash, |
590 | g_int64_equal, g_free, (GDestroyNotify) bt_put); | |
e98a2d6e | 591 | if (!ctx->stream_classes) { |
28973adf | 592 | BT_LOGE_STR("Failed to allocate a GHashTable."); |
e98a2d6e PP |
593 | goto error; |
594 | } | |
595 | ||
91fd6f6a PP |
596 | if (trace_name_suffix) { |
597 | ctx->trace_name_suffix = strdup(trace_name_suffix); | |
598 | if (!ctx->trace_name_suffix) { | |
28973adf | 599 | BT_LOGE_STR("Failed to copy string."); |
91fd6f6a PP |
600 | goto error; |
601 | } | |
602 | } | |
603 | ||
e98a2d6e | 604 | ctx->trace = trace; |
e98a2d6e | 605 | ctx->current_scope = scope; |
91fd6f6a | 606 | scope = NULL; |
50842bdc | 607 | ctx->trace_bo = BT_BYTE_ORDER_NATIVE; |
a2a54545 | 608 | ctx->decoder_config = *decoder_config; |
e98a2d6e PP |
609 | return ctx; |
610 | ||
611 | error: | |
91fd6f6a | 612 | ctx_destroy(ctx); |
e98a2d6e | 613 | ctx_decl_scope_destroy(scope); |
e98a2d6e PP |
614 | return NULL; |
615 | } | |
616 | ||
e98a2d6e PP |
617 | /** |
618 | * Pushes a new declaration scope on top of a visitor context's | |
619 | * declaration scope stack. | |
620 | * | |
621 | * @param ctx Visitor context | |
622 | * @returns 0 on success, or a negative value on error | |
623 | */ | |
624 | static | |
625 | int ctx_push_scope(struct ctx *ctx) | |
626 | { | |
627 | int ret = 0; | |
628 | struct ctx_decl_scope *new_scope; | |
629 | ||
630 | assert(ctx); | |
631 | new_scope = ctx_decl_scope_create(ctx->current_scope); | |
632 | if (!new_scope) { | |
28973adf | 633 | BT_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
634 | ret = -ENOMEM; |
635 | goto end; | |
636 | } | |
637 | ||
638 | ctx->current_scope = new_scope; | |
639 | ||
640 | end: | |
641 | return ret; | |
642 | } | |
643 | ||
644 | static | |
645 | void ctx_pop_scope(struct ctx *ctx) | |
646 | { | |
647 | struct ctx_decl_scope *parent_scope = NULL; | |
648 | ||
649 | assert(ctx); | |
650 | ||
651 | if (!ctx->current_scope) { | |
652 | goto end; | |
653 | } | |
654 | ||
655 | parent_scope = ctx->current_scope->parent_scope; | |
656 | ctx_decl_scope_destroy(ctx->current_scope); | |
657 | ctx->current_scope = parent_scope; | |
658 | ||
659 | end: | |
660 | return; | |
661 | } | |
662 | ||
663 | static | |
664 | int visit_type_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, | |
50842bdc | 665 | struct bt_field_type **decl); |
e98a2d6e | 666 | |
6acddae3 PP |
667 | static |
668 | char *remove_underscores_from_field_ref(const char *field_ref) | |
669 | { | |
670 | const char *in_ch; | |
671 | char *out_ch; | |
672 | char *ret; | |
673 | enum { | |
674 | UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE, | |
675 | UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE, | |
676 | } state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
677 | ||
678 | assert(field_ref); | |
679 | ret = calloc(strlen(field_ref) + 1, 1); | |
680 | if (!ret) { | |
681 | BT_LOGE("Failed to allocate a string: size=%zu", | |
682 | strlen(field_ref) + 1); | |
683 | goto end; | |
684 | } | |
685 | ||
686 | in_ch = field_ref; | |
687 | out_ch = ret; | |
688 | ||
689 | while (*in_ch != '\0') { | |
690 | switch (*in_ch) { | |
691 | case ' ': | |
692 | case '\t': | |
693 | /* Remove whitespace */ | |
694 | in_ch++; | |
695 | continue; | |
696 | case '_': | |
697 | if (state == UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE) { | |
698 | in_ch++; | |
699 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
700 | continue; | |
701 | } | |
702 | ||
703 | goto copy; | |
704 | case '.': | |
705 | state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
706 | goto copy; | |
707 | default: | |
708 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
709 | goto copy; | |
710 | } | |
711 | ||
712 | copy: | |
713 | *out_ch = *in_ch; | |
714 | in_ch++; | |
715 | out_ch++; | |
716 | } | |
717 | ||
718 | end: | |
719 | return ret; | |
720 | } | |
721 | ||
e98a2d6e PP |
722 | static |
723 | int is_unary_string(struct bt_list_head *head) | |
724 | { | |
725 | int ret = TRUE; | |
726 | struct ctf_node *node; | |
727 | ||
728 | bt_list_for_each_entry(node, head, siblings) { | |
729 | if (node->type != NODE_UNARY_EXPRESSION) { | |
730 | ret = FALSE; | |
731 | } | |
732 | ||
733 | if (node->u.unary_expression.type != UNARY_STRING) { | |
734 | ret = FALSE; | |
735 | } | |
736 | } | |
737 | ||
738 | return ret; | |
739 | } | |
740 | ||
741 | static | |
742 | char *concatenate_unary_strings(struct bt_list_head *head) | |
743 | { | |
744 | int i = 0; | |
745 | GString *str; | |
746 | struct ctf_node *node; | |
747 | ||
748 | str = g_string_new(NULL); | |
08da4f77 | 749 | assert(str); |
e98a2d6e PP |
750 | |
751 | bt_list_for_each_entry(node, head, siblings) { | |
752 | char *src_string; | |
753 | ||
754 | if ( | |
755 | node->type != NODE_UNARY_EXPRESSION || | |
756 | node->u.unary_expression.type != UNARY_STRING || | |
757 | !( | |
758 | ( | |
759 | node->u.unary_expression.link != | |
760 | UNARY_LINK_UNKNOWN | |
761 | ) ^ (i == 0) | |
762 | ) | |
763 | ) { | |
764 | goto error; | |
765 | } | |
766 | ||
767 | switch (node->u.unary_expression.link) { | |
768 | case UNARY_DOTLINK: | |
769 | g_string_append(str, "."); | |
770 | break; | |
771 | case UNARY_ARROWLINK: | |
772 | g_string_append(str, "->"); | |
773 | break; | |
774 | case UNARY_DOTDOTDOT: | |
775 | g_string_append(str, "..."); | |
776 | break; | |
777 | default: | |
778 | break; | |
779 | } | |
780 | ||
781 | src_string = node->u.unary_expression.u.string; | |
782 | g_string_append(str, src_string); | |
783 | i++; | |
784 | } | |
785 | ||
786 | /* Destroys the container, returns the underlying string */ | |
787 | return g_string_free(str, FALSE); | |
788 | ||
789 | error: | |
790 | /* This always returns NULL */ | |
791 | return g_string_free(str, TRUE); | |
792 | } | |
793 | ||
794 | static | |
795 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
796 | { | |
797 | int i = 0; | |
798 | struct ctf_node *node; | |
799 | const char *name = NULL; | |
800 | ||
801 | bt_list_for_each_entry(node, head, siblings) { | |
802 | char *src_string; | |
803 | int uexpr_type = node->u.unary_expression.type; | |
804 | int uexpr_link = node->u.unary_expression.link; | |
805 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
806 | uexpr_type != UNARY_STRING || | |
807 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
808 | if (cond) { | |
809 | goto error; | |
810 | } | |
811 | ||
812 | /* Needs to be chained with . */ | |
813 | switch (node->u.unary_expression.link) { | |
814 | case UNARY_DOTLINK: | |
815 | break; | |
816 | case UNARY_ARROWLINK: | |
817 | case UNARY_DOTDOTDOT: | |
818 | goto error; | |
819 | default: | |
820 | break; | |
821 | } | |
822 | ||
823 | src_string = node->u.unary_expression.u.string; | |
824 | ||
825 | switch (i) { | |
826 | case 0: | |
827 | if (strcmp("clock", src_string)) { | |
828 | goto error; | |
829 | } | |
830 | break; | |
831 | case 1: | |
832 | name = src_string; | |
833 | break; | |
834 | case 2: | |
835 | if (strcmp("value", src_string)) { | |
836 | goto error; | |
837 | } | |
838 | break; | |
839 | default: | |
840 | /* Extra identifier, unknown */ | |
841 | goto error; | |
842 | } | |
843 | ||
844 | i++; | |
845 | } | |
846 | ||
847 | return name; | |
848 | ||
849 | error: | |
850 | return NULL; | |
851 | } | |
852 | ||
853 | static | |
854 | int is_unary_unsigned(struct bt_list_head *head) | |
855 | { | |
856 | int ret = TRUE; | |
857 | struct ctf_node *node; | |
858 | ||
859 | bt_list_for_each_entry(node, head, siblings) { | |
860 | if (node->type != NODE_UNARY_EXPRESSION) { | |
861 | ret = FALSE; | |
862 | } | |
863 | ||
864 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
865 | ret = FALSE; | |
866 | } | |
867 | } | |
868 | ||
869 | return ret; | |
870 | } | |
871 | ||
872 | static | |
873 | int get_unary_unsigned(struct bt_list_head *head, uint64_t *value) | |
874 | { | |
875 | int i = 0; | |
876 | int ret = 0; | |
877 | struct ctf_node *node; | |
878 | ||
d82c602e JG |
879 | if (bt_list_empty(head)) { |
880 | ret = -1; | |
881 | goto end; | |
882 | } | |
883 | ||
e98a2d6e PP |
884 | bt_list_for_each_entry(node, head, siblings) { |
885 | int uexpr_type = node->u.unary_expression.type; | |
886 | int uexpr_link = node->u.unary_expression.link; | |
887 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
888 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
889 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
890 | if (cond) { | |
28973adf | 891 | _BT_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
892 | ret = -EINVAL; |
893 | goto end; | |
894 | } | |
895 | ||
896 | *value = node->u.unary_expression.u.unsigned_constant; | |
897 | i++; | |
898 | } | |
899 | ||
900 | end: | |
901 | return ret; | |
902 | } | |
903 | ||
904 | static | |
905 | int is_unary_signed(struct bt_list_head *head) | |
906 | { | |
907 | int ret = TRUE; | |
908 | struct ctf_node *node; | |
909 | ||
910 | bt_list_for_each_entry(node, head, siblings) { | |
911 | if (node->type != NODE_UNARY_EXPRESSION) { | |
912 | ret = FALSE; | |
913 | } | |
914 | ||
915 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
916 | ret = FALSE; | |
917 | } | |
918 | } | |
919 | ||
920 | return ret; | |
921 | } | |
922 | ||
923 | static | |
924 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
925 | { | |
926 | int i = 0; | |
927 | int ret = 0; | |
928 | struct ctf_node *node; | |
929 | ||
930 | bt_list_for_each_entry(node, head, siblings) { | |
931 | int uexpr_type = node->u.unary_expression.type; | |
932 | int uexpr_link = node->u.unary_expression.link; | |
933 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
934 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
935 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
936 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
937 | if (cond) { | |
938 | ret = -EINVAL; | |
939 | goto end; | |
940 | } | |
941 | ||
fb4ac437 | 942 | switch (uexpr_type) { |
e98a2d6e PP |
943 | case UNARY_UNSIGNED_CONSTANT: |
944 | *value = (int64_t) | |
945 | node->u.unary_expression.u.unsigned_constant; | |
946 | break; | |
947 | case UNARY_SIGNED_CONSTANT: | |
948 | *value = node->u.unary_expression.u.signed_constant; | |
949 | break; | |
950 | default: | |
951 | ret = -EINVAL; | |
952 | goto end; | |
953 | } | |
954 | ||
955 | i++; | |
956 | } | |
957 | ||
958 | end: | |
959 | return ret; | |
960 | } | |
961 | ||
962 | static | |
963 | int get_unary_uuid(struct bt_list_head *head, unsigned char *uuid) | |
964 | { | |
965 | int i = 0; | |
966 | int ret = 0; | |
967 | struct ctf_node *node; | |
968 | ||
969 | bt_list_for_each_entry(node, head, siblings) { | |
970 | int uexpr_type = node->u.unary_expression.type; | |
971 | int uexpr_link = node->u.unary_expression.link; | |
972 | const char *src_string; | |
973 | ||
974 | if (node->type != NODE_UNARY_EXPRESSION || | |
975 | uexpr_type != UNARY_STRING || | |
976 | uexpr_link != UNARY_LINK_UNKNOWN || | |
977 | i != 0) { | |
978 | ret = -EINVAL; | |
979 | goto end; | |
980 | } | |
981 | ||
982 | src_string = node->u.unary_expression.u.string; | |
983 | ret = bt_uuid_parse(src_string, uuid); | |
984 | if (ret) { | |
28973adf PP |
985 | _BT_LOGE_NODE(node, |
986 | "Cannot parse UUID: uuid=\"%s\"", src_string); | |
e98a2d6e PP |
987 | goto end; |
988 | } | |
989 | } | |
990 | ||
991 | end: | |
992 | return ret; | |
993 | } | |
994 | ||
995 | static | |
55314f2a | 996 | int get_boolean(struct ctf_node *unary_expr) |
e98a2d6e PP |
997 | { |
998 | int ret = 0; | |
999 | ||
1000 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
28973adf PP |
1001 | _BT_LOGE_NODE(unary_expr, |
1002 | "Expecting unary expression: node-type=%d", | |
08da4f77 | 1003 | unary_expr->type); |
e98a2d6e PP |
1004 | ret = -EINVAL; |
1005 | goto end; | |
1006 | } | |
1007 | ||
1008 | switch (unary_expr->u.unary_expression.type) { | |
1009 | case UNARY_UNSIGNED_CONSTANT: | |
1010 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
1011 | break; | |
1012 | case UNARY_SIGNED_CONSTANT: | |
1013 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
1014 | break; | |
1015 | case UNARY_STRING: | |
1016 | { | |
1017 | const char *str = unary_expr->u.unary_expression.u.string; | |
1018 | ||
1019 | if (!strcmp(str, "true") || !strcmp(str, "TRUE")) { | |
1020 | ret = TRUE; | |
1021 | } else if (!strcmp(str, "false") || !strcmp(str, "FALSE")) { | |
1022 | ret = FALSE; | |
1023 | } else { | |
28973adf PP |
1024 | _BT_LOGE_NODE(unary_expr, |
1025 | "Unexpected boolean value: value=\"%s\"", str); | |
e98a2d6e PP |
1026 | ret = -EINVAL; |
1027 | goto end; | |
1028 | } | |
1029 | break; | |
1030 | } | |
1031 | default: | |
28973adf PP |
1032 | _BT_LOGE_NODE(unary_expr, |
1033 | "Unexpected unary expression type: node-type=%d", | |
08da4f77 | 1034 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
1035 | ret = -EINVAL; |
1036 | goto end; | |
1037 | } | |
1038 | ||
1039 | end: | |
1040 | return ret; | |
1041 | } | |
1042 | ||
1043 | static | |
50842bdc | 1044 | enum bt_byte_order byte_order_from_unary_expr(struct ctf_node *unary_expr) |
e98a2d6e PP |
1045 | { |
1046 | const char *str; | |
50842bdc | 1047 | enum bt_byte_order bo = BT_BYTE_ORDER_UNKNOWN; |
e98a2d6e PP |
1048 | |
1049 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
1050 | _BT_LOGE_NODE(unary_expr, |
1051 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
e98a2d6e PP |
1052 | goto end; |
1053 | } | |
1054 | ||
1055 | str = unary_expr->u.unary_expression.u.string; | |
1056 | ||
1057 | if (!strcmp(str, "be") || !strcmp(str, "network")) { | |
50842bdc | 1058 | bo = BT_BYTE_ORDER_BIG_ENDIAN; |
e98a2d6e | 1059 | } else if (!strcmp(str, "le")) { |
50842bdc | 1060 | bo = BT_BYTE_ORDER_LITTLE_ENDIAN; |
e98a2d6e | 1061 | } else if (!strcmp(str, "native")) { |
50842bdc | 1062 | bo = BT_BYTE_ORDER_NATIVE; |
e98a2d6e | 1063 | } else { |
28973adf PP |
1064 | _BT_LOGE_NODE(unary_expr, |
1065 | "Unexpected \"byte_order\" attribute value: " | |
08da4f77 | 1066 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
1067 | str); |
1068 | goto end; | |
1069 | } | |
1070 | ||
1071 | end: | |
1072 | return bo; | |
1073 | } | |
1074 | ||
1075 | static | |
50842bdc | 1076 | enum bt_byte_order get_real_byte_order(struct ctx *ctx, |
e98a2d6e PP |
1077 | struct ctf_node *uexpr) |
1078 | { | |
50842bdc | 1079 | enum bt_byte_order bo = byte_order_from_unary_expr(uexpr); |
e98a2d6e | 1080 | |
50842bdc PP |
1081 | if (bo == BT_BYTE_ORDER_NATIVE) { |
1082 | bo = bt_trace_get_native_byte_order(ctx->trace); | |
e98a2d6e PP |
1083 | } |
1084 | ||
1085 | return bo; | |
1086 | } | |
1087 | ||
1088 | static | |
1089 | int is_align_valid(uint64_t align) | |
1090 | { | |
9a75ec7b | 1091 | return (align != 0) && !(align & (align - 1ULL)); |
e98a2d6e PP |
1092 | } |
1093 | ||
1094 | static | |
1095 | int get_type_specifier_name(struct ctx *ctx, struct ctf_node *type_specifier, | |
1096 | GString *str) | |
1097 | { | |
1098 | int ret = 0; | |
1099 | ||
1100 | if (type_specifier->type != NODE_TYPE_SPECIFIER) { | |
28973adf PP |
1101 | _BT_LOGE_NODE(type_specifier, |
1102 | "Unexpected node type: node-type=%d", | |
1103 | type_specifier->type); | |
e98a2d6e PP |
1104 | ret = -EINVAL; |
1105 | goto end; | |
1106 | } | |
1107 | ||
1108 | switch (type_specifier->u.type_specifier.type) { | |
1109 | case TYPESPEC_VOID: | |
1110 | g_string_append(str, "void"); | |
1111 | break; | |
1112 | case TYPESPEC_CHAR: | |
1113 | g_string_append(str, "char"); | |
1114 | break; | |
1115 | case TYPESPEC_SHORT: | |
1116 | g_string_append(str, "short"); | |
1117 | break; | |
1118 | case TYPESPEC_INT: | |
1119 | g_string_append(str, "int"); | |
1120 | break; | |
1121 | case TYPESPEC_LONG: | |
1122 | g_string_append(str, "long"); | |
1123 | break; | |
1124 | case TYPESPEC_FLOAT: | |
1125 | g_string_append(str, "float"); | |
1126 | break; | |
1127 | case TYPESPEC_DOUBLE: | |
1128 | g_string_append(str, "double"); | |
1129 | break; | |
1130 | case TYPESPEC_SIGNED: | |
1131 | g_string_append(str, "signed"); | |
1132 | break; | |
1133 | case TYPESPEC_UNSIGNED: | |
1134 | g_string_append(str, "unsigned"); | |
1135 | break; | |
1136 | case TYPESPEC_BOOL: | |
1137 | g_string_append(str, "bool"); | |
1138 | break; | |
1139 | case TYPESPEC_COMPLEX: | |
1140 | g_string_append(str, "_Complex"); | |
1141 | break; | |
1142 | case TYPESPEC_IMAGINARY: | |
1143 | g_string_append(str, "_Imaginary"); | |
1144 | break; | |
1145 | case TYPESPEC_CONST: | |
1146 | g_string_append(str, "const"); | |
1147 | break; | |
1148 | case TYPESPEC_ID_TYPE: | |
1149 | if (type_specifier->u.type_specifier.id_type) { | |
1150 | g_string_append(str, | |
1151 | type_specifier->u.type_specifier.id_type); | |
1152 | } | |
1153 | break; | |
1154 | case TYPESPEC_STRUCT: | |
1155 | { | |
1156 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1157 | ||
1158 | if (!node->u._struct.name) { | |
28973adf | 1159 | _BT_LOGE_NODE(node, "Unexpected empty structure field type name."); |
e98a2d6e PP |
1160 | ret = -EINVAL; |
1161 | goto end; | |
1162 | } | |
1163 | ||
1164 | g_string_append(str, "struct "); | |
1165 | g_string_append(str, node->u._struct.name); | |
1166 | break; | |
1167 | } | |
1168 | case TYPESPEC_VARIANT: | |
1169 | { | |
1170 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1171 | ||
1172 | if (!node->u.variant.name) { | |
28973adf | 1173 | _BT_LOGE_NODE(node, "Unexpected empty variant field type name."); |
e98a2d6e PP |
1174 | ret = -EINVAL; |
1175 | goto end; | |
1176 | } | |
1177 | ||
1178 | g_string_append(str, "variant "); | |
1179 | g_string_append(str, node->u.variant.name); | |
1180 | break; | |
1181 | } | |
1182 | case TYPESPEC_ENUM: | |
1183 | { | |
1184 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1185 | ||
1186 | if (!node->u._enum.enum_id) { | |
28973adf PP |
1187 | _BT_LOGE_NODE(node, |
1188 | "Unexpected empty enumeration field type (`enum`) name."); | |
e98a2d6e PP |
1189 | ret = -EINVAL; |
1190 | goto end; | |
1191 | } | |
1192 | ||
1193 | g_string_append(str, "enum "); | |
1194 | g_string_append(str, node->u._enum.enum_id); | |
1195 | break; | |
1196 | } | |
1197 | case TYPESPEC_FLOATING_POINT: | |
1198 | case TYPESPEC_INTEGER: | |
1199 | case TYPESPEC_STRING: | |
1200 | default: | |
28973adf PP |
1201 | _BT_LOGE_NODE(type_specifier->u.type_specifier.node, |
1202 | "Unexpected type specifier type: %d", | |
08da4f77 | 1203 | type_specifier->u.type_specifier.type); |
e98a2d6e PP |
1204 | ret = -EINVAL; |
1205 | goto end; | |
1206 | } | |
1207 | ||
1208 | end: | |
1209 | return ret; | |
1210 | } | |
1211 | ||
1212 | static | |
1213 | int get_type_specifier_list_name(struct ctx *ctx, | |
1214 | struct ctf_node *type_specifier_list, GString *str) | |
1215 | { | |
502b0402 | 1216 | int ret = 0; |
e98a2d6e PP |
1217 | struct ctf_node *iter; |
1218 | int alias_item_nr = 0; | |
1219 | struct bt_list_head *head = | |
1220 | &type_specifier_list->u.type_specifier_list.head; | |
1221 | ||
1222 | bt_list_for_each_entry(iter, head, siblings) { | |
1223 | if (alias_item_nr != 0) { | |
1224 | g_string_append(str, " "); | |
1225 | } | |
1226 | ||
1227 | alias_item_nr++; | |
1228 | ret = get_type_specifier_name(ctx, iter, str); | |
1229 | if (ret) { | |
1230 | goto end; | |
1231 | } | |
1232 | } | |
1233 | ||
1234 | end: | |
1235 | return ret; | |
1236 | } | |
1237 | ||
1238 | static | |
1239 | GQuark create_typealias_identifier(struct ctx *ctx, | |
1240 | struct ctf_node *type_specifier_list, | |
1241 | struct ctf_node *node_type_declarator) | |
1242 | { | |
1243 | int ret; | |
1244 | char *str_c; | |
1245 | GString *str; | |
1246 | GQuark qalias = 0; | |
1247 | struct ctf_node *iter; | |
1248 | struct bt_list_head *pointers = | |
1249 | &node_type_declarator->u.type_declarator.pointers; | |
1250 | ||
1251 | str = g_string_new(""); | |
1252 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
1253 | if (ret) { | |
1254 | g_string_free(str, TRUE); | |
1255 | goto end; | |
1256 | } | |
1257 | ||
1258 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1259 | g_string_append(str, " *"); | |
1260 | ||
1261 | if (iter->u.pointer.const_qualifier) { | |
1262 | g_string_append(str, " const"); | |
1263 | } | |
1264 | } | |
1265 | ||
1266 | str_c = g_string_free(str, FALSE); | |
1267 | qalias = g_quark_from_string(str_c); | |
1268 | g_free(str_c); | |
1269 | ||
1270 | end: | |
1271 | return qalias; | |
1272 | } | |
1273 | ||
1274 | static | |
1275 | int visit_type_declarator(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1276 | GQuark *field_name, struct ctf_node *node_type_declarator, | |
50842bdc PP |
1277 | struct bt_field_type **field_decl, |
1278 | struct bt_field_type *nested_decl) | |
e98a2d6e PP |
1279 | { |
1280 | /* | |
1281 | * During this whole function, nested_decl is always OURS, | |
1282 | * whereas field_decl is an output which we create, but | |
1283 | * belongs to the caller (it is moved). | |
1284 | */ | |
1285 | ||
1286 | int ret = 0; | |
1287 | *field_decl = NULL; | |
1288 | ||
1289 | /* Validate type declarator node */ | |
1290 | if (node_type_declarator) { | |
1291 | if (node_type_declarator->u.type_declarator.type == | |
1292 | TYPEDEC_UNKNOWN) { | |
28973adf PP |
1293 | _BT_LOGE_NODE(node_type_declarator, |
1294 | "Unexpected type declarator type: type=%d", | |
08da4f77 | 1295 | node_type_declarator->u.type_declarator.type); |
e98a2d6e PP |
1296 | ret = -EINVAL; |
1297 | goto error; | |
1298 | } | |
1299 | ||
1300 | /* TODO: GCC bitfields not supported yet */ | |
1301 | if (node_type_declarator->u.type_declarator.bitfield_len != | |
1302 | NULL) { | |
28973adf PP |
1303 | _BT_LOGE_NODE(node_type_declarator, |
1304 | "GCC bitfields are not supported as of this version."); | |
e98a2d6e PP |
1305 | ret = -EPERM; |
1306 | goto error; | |
1307 | } | |
1308 | } | |
1309 | ||
1310 | /* Find the right nested declaration if not provided */ | |
1311 | if (!nested_decl) { | |
1312 | struct bt_list_head *pointers = | |
1313 | &node_type_declarator->u.type_declarator.pointers; | |
1314 | ||
1315 | if (node_type_declarator && !bt_list_empty(pointers)) { | |
1316 | GQuark qalias; | |
50842bdc | 1317 | _BT_FIELD_TYPE_INIT(nested_decl_copy); |
e98a2d6e PP |
1318 | |
1319 | /* | |
1320 | * If we have a pointer declarator, it HAS to | |
1321 | * be present in the typealiases (else fail). | |
1322 | */ | |
1323 | qalias = create_typealias_identifier(ctx, | |
1324 | type_specifier_list, node_type_declarator); | |
1325 | nested_decl = | |
1326 | ctx_decl_scope_lookup_alias(ctx->current_scope, | |
1327 | g_quark_to_string(qalias), -1); | |
1328 | if (!nested_decl) { | |
28973adf PP |
1329 | _BT_LOGE_NODE(node_type_declarator, |
1330 | "Cannot find type alias: name=\"%s\"", | |
e98a2d6e PP |
1331 | g_quark_to_string(qalias)); |
1332 | ret = -EINVAL; | |
1333 | goto error; | |
1334 | } | |
1335 | ||
1336 | /* Make a copy of it */ | |
50842bdc | 1337 | nested_decl_copy = bt_field_type_copy(nested_decl); |
e98a2d6e PP |
1338 | BT_PUT(nested_decl); |
1339 | if (!nested_decl_copy) { | |
28973adf PP |
1340 | _BT_LOGE_NODE(node_type_declarator, |
1341 | "Cannot copy nested field type."); | |
e98a2d6e PP |
1342 | ret = -EINVAL; |
1343 | goto error; | |
1344 | } | |
1345 | ||
1346 | BT_MOVE(nested_decl, nested_decl_copy); | |
1347 | ||
1348 | /* Force integer's base to 16 since it's a pointer */ | |
50842bdc PP |
1349 | if (bt_field_type_is_integer(nested_decl)) { |
1350 | ret = bt_field_type_integer_set_base( | |
28973adf | 1351 | nested_decl, |
50842bdc | 1352 | BT_INTEGER_BASE_HEXADECIMAL); |
28973adf | 1353 | assert(ret == 0); |
e98a2d6e PP |
1354 | } |
1355 | } else { | |
1356 | ret = visit_type_specifier_list(ctx, | |
1357 | type_specifier_list, &nested_decl); | |
1358 | if (ret) { | |
1359 | assert(!nested_decl); | |
1360 | goto error; | |
1361 | } | |
1362 | } | |
1363 | } | |
1364 | ||
1365 | assert(nested_decl); | |
1366 | ||
1367 | if (!node_type_declarator) { | |
1368 | BT_MOVE(*field_decl, nested_decl); | |
1369 | goto end; | |
1370 | } | |
1371 | ||
1372 | if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) { | |
1373 | if (node_type_declarator->u.type_declarator.u.id) { | |
1374 | const char *id = | |
1375 | node_type_declarator->u.type_declarator.u.id; | |
1376 | ||
6acddae3 PP |
1377 | if (id[0] == '_') { |
1378 | id++; | |
1379 | } | |
1380 | ||
e98a2d6e PP |
1381 | *field_name = g_quark_from_string(id); |
1382 | } else { | |
1383 | *field_name = 0; | |
1384 | } | |
1385 | ||
1386 | BT_MOVE(*field_decl, nested_decl); | |
1387 | goto end; | |
1388 | } else { | |
1389 | struct ctf_node *first; | |
50842bdc PP |
1390 | _BT_FIELD_TYPE_INIT(decl); |
1391 | _BT_FIELD_TYPE_INIT(outer_field_decl); | |
e98a2d6e PP |
1392 | struct bt_list_head *length = |
1393 | &node_type_declarator-> | |
1394 | u.type_declarator.u.nested.length; | |
1395 | ||
1396 | /* Create array/sequence, pass nested_decl as child */ | |
1397 | if (bt_list_empty(length)) { | |
28973adf PP |
1398 | _BT_LOGE_NODE(node_type_declarator, |
1399 | "Expecting length field reference or value."); | |
e98a2d6e PP |
1400 | ret = -EINVAL; |
1401 | goto error; | |
1402 | } | |
1403 | ||
1404 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1405 | if (first->type != NODE_UNARY_EXPRESSION) { | |
28973adf PP |
1406 | _BT_LOGE_NODE(first, |
1407 | "Unexpected node type: node-type=%d", | |
1408 | first->type); | |
e98a2d6e PP |
1409 | ret = -EINVAL; |
1410 | goto error; | |
1411 | } | |
1412 | ||
1413 | switch (first->u.unary_expression.type) { | |
1414 | case UNARY_UNSIGNED_CONSTANT: | |
1415 | { | |
1416 | size_t len; | |
50842bdc | 1417 | _BT_FIELD_TYPE_INIT(array_decl); |
e98a2d6e PP |
1418 | |
1419 | len = first->u.unary_expression.u.unsigned_constant; | |
50842bdc | 1420 | array_decl = bt_field_type_array_create(nested_decl, |
e98a2d6e PP |
1421 | len); |
1422 | BT_PUT(nested_decl); | |
1423 | if (!array_decl) { | |
28973adf PP |
1424 | _BT_LOGE_NODE(first, |
1425 | "Cannot create array field type."); | |
e98a2d6e PP |
1426 | ret = -ENOMEM; |
1427 | goto error; | |
1428 | } | |
1429 | ||
1430 | BT_MOVE(decl, array_decl); | |
1431 | break; | |
1432 | } | |
1433 | case UNARY_STRING: | |
1434 | { | |
1435 | /* Lookup unsigned integer definition, create seq. */ | |
50842bdc | 1436 | _BT_FIELD_TYPE_INIT(seq_decl); |
e98a2d6e | 1437 | char *length_name = concatenate_unary_strings(length); |
6acddae3 | 1438 | char *length_name_no_underscore; |
e98a2d6e PP |
1439 | |
1440 | if (!length_name) { | |
28973adf PP |
1441 | _BT_LOGE_NODE(node_type_declarator, |
1442 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
1443 | ret = -EINVAL; |
1444 | goto error; | |
1445 | } | |
1446 | ||
6acddae3 PP |
1447 | length_name_no_underscore = |
1448 | remove_underscores_from_field_ref(length_name); | |
1449 | if (!length_name_no_underscore) { | |
1450 | /* remove_underscores_from_field_ref() logs errors */ | |
1451 | ret = -EINVAL; | |
1452 | goto error; | |
1453 | } | |
50842bdc | 1454 | seq_decl = bt_field_type_sequence_create( |
6acddae3 PP |
1455 | nested_decl, length_name_no_underscore); |
1456 | free(length_name_no_underscore); | |
e98a2d6e PP |
1457 | g_free(length_name); |
1458 | BT_PUT(nested_decl); | |
1459 | if (!seq_decl) { | |
28973adf PP |
1460 | _BT_LOGE_NODE(node_type_declarator, |
1461 | "Cannot create sequence field type."); | |
e98a2d6e PP |
1462 | ret = -ENOMEM; |
1463 | goto error; | |
1464 | } | |
1465 | ||
1466 | BT_MOVE(decl, seq_decl); | |
1467 | break; | |
1468 | } | |
1469 | default: | |
1470 | ret = -EINVAL; | |
1471 | goto error; | |
1472 | } | |
1473 | ||
1474 | assert(!nested_decl); | |
1475 | assert(decl); | |
1476 | assert(!*field_decl); | |
1477 | ||
1478 | /* | |
1479 | * At this point, we found the next nested declaration. | |
1480 | * We currently own this (and lost the ownership of | |
1481 | * nested_decl in the meantime). Pass this next | |
1482 | * nested declaration as the content of the outer | |
1483 | * container, MOVING its ownership. | |
1484 | */ | |
1485 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1486 | field_name, | |
1487 | node_type_declarator-> | |
1488 | u.type_declarator.u.nested.type_declarator, | |
1489 | &outer_field_decl, decl); | |
1490 | decl = NULL; | |
1491 | if (ret) { | |
1492 | assert(!outer_field_decl); | |
1493 | ret = -EINVAL; | |
1494 | goto error; | |
1495 | } | |
1496 | ||
1497 | assert(outer_field_decl); | |
1498 | BT_MOVE(*field_decl, outer_field_decl); | |
1499 | } | |
1500 | ||
1501 | end: | |
1502 | BT_PUT(nested_decl); | |
1503 | assert(*field_decl); | |
1504 | ||
1505 | return 0; | |
1506 | ||
1507 | error: | |
1508 | BT_PUT(nested_decl); | |
1509 | BT_PUT(*field_decl); | |
1510 | ||
1511 | return ret; | |
1512 | } | |
1513 | ||
1514 | static | |
1515 | int visit_struct_decl_field(struct ctx *ctx, | |
50842bdc | 1516 | struct bt_field_type *struct_decl, |
e98a2d6e PP |
1517 | struct ctf_node *type_specifier_list, |
1518 | struct bt_list_head *type_declarators) | |
1519 | { | |
1520 | int ret = 0; | |
1521 | struct ctf_node *iter; | |
50842bdc | 1522 | _BT_FIELD_TYPE_INIT(field_decl); |
e98a2d6e PP |
1523 | |
1524 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1525 | field_decl = NULL; | |
1526 | GQuark qfield_name; | |
1527 | const char *field_name; | |
50842bdc | 1528 | _BT_FIELD_TYPE_INIT(efield_decl); |
e98a2d6e PP |
1529 | |
1530 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1531 | &qfield_name, iter, &field_decl, NULL); | |
1532 | if (ret) { | |
1533 | assert(!field_decl); | |
28973adf PP |
1534 | _BT_LOGE_NODE(type_specifier_list, |
1535 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1536 | goto error; |
1537 | } | |
1538 | ||
1539 | assert(field_decl); | |
1540 | field_name = g_quark_to_string(qfield_name); | |
1541 | ||
1542 | /* Check if field with same name already exists */ | |
1543 | efield_decl = | |
50842bdc | 1544 | bt_field_type_structure_get_field_type_by_name( |
e98a2d6e PP |
1545 | struct_decl, field_name); |
1546 | if (efield_decl) { | |
1547 | BT_PUT(efield_decl); | |
28973adf PP |
1548 | _BT_LOGE_NODE(type_specifier_list, |
1549 | "Duplicate field in structure field type: " | |
08da4f77 | 1550 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1551 | ret = -EINVAL; |
1552 | goto error; | |
1553 | } | |
1554 | ||
1555 | /* Add field to structure */ | |
50842bdc | 1556 | ret = bt_field_type_structure_add_field(struct_decl, |
e98a2d6e PP |
1557 | field_decl, field_name); |
1558 | BT_PUT(field_decl); | |
1559 | if (ret) { | |
28973adf PP |
1560 | _BT_LOGE_NODE(type_specifier_list, |
1561 | "Cannot add field to structure field type: " | |
08da4f77 PP |
1562 | "field-name=\"%s\", ret=%d", |
1563 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1564 | goto error; |
1565 | } | |
1566 | } | |
1567 | ||
1568 | return 0; | |
1569 | ||
1570 | error: | |
1571 | BT_PUT(field_decl); | |
1572 | ||
1573 | return ret; | |
1574 | } | |
1575 | ||
1576 | static | |
1577 | int visit_variant_decl_field(struct ctx *ctx, | |
50842bdc | 1578 | struct bt_field_type *variant_decl, |
e98a2d6e PP |
1579 | struct ctf_node *type_specifier_list, |
1580 | struct bt_list_head *type_declarators) | |
1581 | { | |
1582 | int ret = 0; | |
1583 | struct ctf_node *iter; | |
50842bdc | 1584 | _BT_FIELD_TYPE_INIT(field_decl); |
e98a2d6e PP |
1585 | |
1586 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1587 | field_decl = NULL; | |
1588 | GQuark qfield_name; | |
1589 | const char *field_name; | |
50842bdc | 1590 | _BT_FIELD_TYPE_INIT(efield_decl); |
e98a2d6e PP |
1591 | |
1592 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1593 | &qfield_name, iter, &field_decl, NULL); | |
1594 | if (ret) { | |
1595 | assert(!field_decl); | |
28973adf PP |
1596 | _BT_LOGE_NODE(type_specifier_list, |
1597 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1598 | goto error; |
1599 | } | |
1600 | ||
1601 | assert(field_decl); | |
1602 | field_name = g_quark_to_string(qfield_name); | |
1603 | ||
1604 | /* Check if field with same name already exists */ | |
1605 | efield_decl = | |
50842bdc | 1606 | bt_field_type_variant_get_field_type_by_name( |
e98a2d6e PP |
1607 | variant_decl, field_name); |
1608 | if (efield_decl) { | |
1609 | BT_PUT(efield_decl); | |
28973adf PP |
1610 | _BT_LOGE_NODE(type_specifier_list, |
1611 | "Duplicate field in variant field type: " | |
08da4f77 | 1612 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1613 | ret = -EINVAL; |
1614 | goto error; | |
1615 | } | |
1616 | ||
1617 | /* Add field to structure */ | |
50842bdc | 1618 | ret = bt_field_type_variant_add_field(variant_decl, |
e98a2d6e PP |
1619 | field_decl, field_name); |
1620 | BT_PUT(field_decl); | |
1621 | if (ret) { | |
28973adf PP |
1622 | _BT_LOGE_NODE(type_specifier_list, |
1623 | "Cannot add field to variant field type: " | |
08da4f77 PP |
1624 | "field-name=\"%s\", ret=%d", |
1625 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1626 | goto error; |
1627 | } | |
1628 | } | |
1629 | ||
1630 | return 0; | |
1631 | ||
1632 | error: | |
1633 | BT_PUT(field_decl); | |
1634 | ||
1635 | return ret; | |
1636 | } | |
1637 | ||
1638 | static | |
1639 | int visit_typedef(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1640 | struct bt_list_head *type_declarators) | |
1641 | { | |
1642 | int ret = 0; | |
1643 | GQuark qidentifier; | |
1644 | struct ctf_node *iter; | |
50842bdc | 1645 | _BT_FIELD_TYPE_INIT(type_decl); |
e98a2d6e PP |
1646 | |
1647 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1648 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1649 | &qidentifier, iter, &type_decl, NULL); | |
1650 | if (ret) { | |
28973adf PP |
1651 | _BT_LOGE_NODE(iter, |
1652 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1653 | ret = -EINVAL; |
1654 | goto end; | |
1655 | } | |
1656 | ||
1657 | /* Do not allow typedef and typealias of untagged variants */ | |
50842bdc PP |
1658 | if (bt_field_type_is_variant(type_decl)) { |
1659 | if (bt_field_type_variant_get_tag_name(type_decl)) { | |
28973adf PP |
1660 | _BT_LOGE_NODE(iter, |
1661 | "Type definition of untagged variant field type is not allowed."); | |
e98a2d6e PP |
1662 | ret = -EPERM; |
1663 | goto end; | |
1664 | } | |
1665 | } | |
1666 | ||
1667 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1668 | g_quark_to_string(qidentifier), type_decl); | |
1669 | if (ret) { | |
28973adf PP |
1670 | _BT_LOGE_NODE(iter, |
1671 | "Cannot register type definition: name=\"%s\"", | |
e98a2d6e PP |
1672 | g_quark_to_string(qidentifier)); |
1673 | goto end; | |
1674 | } | |
1675 | } | |
1676 | ||
1677 | end: | |
1678 | BT_PUT(type_decl); | |
1679 | ||
1680 | return ret; | |
1681 | } | |
1682 | ||
1683 | static | |
1684 | int visit_typealias(struct ctx *ctx, struct ctf_node *target, | |
1685 | struct ctf_node *alias) | |
1686 | { | |
1687 | int ret = 0; | |
1688 | GQuark qalias; | |
1689 | struct ctf_node *node; | |
1690 | GQuark qdummy_field_name; | |
50842bdc | 1691 | _BT_FIELD_TYPE_INIT(type_decl); |
e98a2d6e PP |
1692 | |
1693 | /* Create target type declaration */ | |
1694 | if (bt_list_empty(&target->u.typealias_target.type_declarators)) { | |
1695 | node = NULL; | |
1696 | } else { | |
1697 | node = _BT_LIST_FIRST_ENTRY( | |
1698 | &target->u.typealias_target.type_declarators, | |
1699 | struct ctf_node, siblings); | |
1700 | } | |
1701 | ||
1702 | ret = visit_type_declarator(ctx, | |
1703 | target->u.typealias_target.type_specifier_list, | |
1704 | &qdummy_field_name, node, &type_decl, NULL); | |
1705 | if (ret) { | |
1706 | assert(!type_decl); | |
28973adf PP |
1707 | _BT_LOGE_NODE(node, |
1708 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1709 | goto end; |
1710 | } | |
1711 | ||
1712 | /* Do not allow typedef and typealias of untagged variants */ | |
50842bdc PP |
1713 | if (bt_field_type_is_variant(type_decl)) { |
1714 | if (bt_field_type_variant_get_tag_name(type_decl)) { | |
f828aeda | 1715 | _BT_LOGE_NODE(target, |
28973adf | 1716 | "Type definition of untagged variant field type is not allowed."); |
e98a2d6e PP |
1717 | ret = -EPERM; |
1718 | goto end; | |
1719 | } | |
1720 | } | |
1721 | ||
1722 | /* | |
1723 | * The semantic validator does not check whether the target is | |
1724 | * abstract or not (if it has an identifier). Check it here. | |
1725 | */ | |
1726 | if (qdummy_field_name != 0) { | |
f828aeda | 1727 | _BT_LOGE_NODE(target, |
28973adf | 1728 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1729 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1730 | ret = -EINVAL; |
1731 | goto end; | |
1732 | } | |
1733 | ||
1734 | /* Create alias identifier */ | |
1735 | node = _BT_LIST_FIRST_ENTRY(&alias->u.typealias_alias.type_declarators, | |
1736 | struct ctf_node, siblings); | |
1737 | qalias = create_typealias_identifier(ctx, | |
1738 | alias->u.typealias_alias.type_specifier_list, node); | |
1739 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1740 | g_quark_to_string(qalias), type_decl); | |
1741 | if (ret) { | |
28973adf PP |
1742 | _BT_LOGE_NODE(node, |
1743 | "Cannot register type alias: name=\"%s\"", | |
e98a2d6e PP |
1744 | g_quark_to_string(qalias)); |
1745 | goto end; | |
1746 | } | |
1747 | ||
1748 | end: | |
1749 | BT_PUT(type_decl); | |
1750 | ||
1751 | return ret; | |
1752 | } | |
1753 | ||
1754 | static | |
1755 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
50842bdc | 1756 | struct bt_field_type *struct_decl) |
e98a2d6e PP |
1757 | { |
1758 | int ret = 0; | |
1759 | ||
1760 | switch (entry_node->type) { | |
1761 | case NODE_TYPEDEF: | |
1762 | ret = visit_typedef(ctx, | |
1763 | entry_node->u._typedef.type_specifier_list, | |
1764 | &entry_node->u._typedef.type_declarators); | |
1765 | if (ret) { | |
28973adf PP |
1766 | _BT_LOGE_NODE(entry_node, |
1767 | "Cannot add type definition found in structure field type: ret=%d", | |
08da4f77 | 1768 | ret); |
e98a2d6e PP |
1769 | goto end; |
1770 | } | |
1771 | break; | |
1772 | case NODE_TYPEALIAS: | |
1773 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1774 | entry_node->u.typealias.alias); | |
1775 | if (ret) { | |
28973adf PP |
1776 | _BT_LOGE_NODE(entry_node, |
1777 | "Cannot add type alias found in structure field type: ret=%d", | |
08da4f77 | 1778 | ret); |
e98a2d6e PP |
1779 | goto end; |
1780 | } | |
1781 | break; | |
1782 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1783 | /* Field */ | |
1784 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1785 | entry_node->u.struct_or_variant_declaration. | |
1786 | type_specifier_list, | |
1787 | &entry_node->u.struct_or_variant_declaration. | |
1788 | type_declarators); | |
1789 | if (ret) { | |
1790 | goto end; | |
1791 | } | |
1792 | break; | |
1793 | default: | |
28973adf PP |
1794 | _BT_LOGE_NODE(entry_node, |
1795 | "Unexpected node type: node-type=%d", entry_node->type); | |
e98a2d6e PP |
1796 | ret = -EINVAL; |
1797 | goto end; | |
1798 | } | |
1799 | ||
1800 | end: | |
1801 | return ret; | |
1802 | } | |
1803 | ||
1804 | static | |
1805 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
50842bdc | 1806 | struct bt_field_type *variant_decl) |
e98a2d6e PP |
1807 | { |
1808 | int ret = 0; | |
1809 | ||
1810 | switch (entry_node->type) { | |
1811 | case NODE_TYPEDEF: | |
1812 | ret = visit_typedef(ctx, | |
1813 | entry_node->u._typedef.type_specifier_list, | |
1814 | &entry_node->u._typedef.type_declarators); | |
1815 | if (ret) { | |
28973adf PP |
1816 | _BT_LOGE_NODE(entry_node, |
1817 | "Cannot add type definition found in variant field type: ret=%d", | |
08da4f77 | 1818 | ret); |
e98a2d6e PP |
1819 | goto end; |
1820 | } | |
1821 | break; | |
1822 | case NODE_TYPEALIAS: | |
1823 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1824 | entry_node->u.typealias.alias); | |
1825 | if (ret) { | |
28973adf PP |
1826 | _BT_LOGE_NODE(entry_node, |
1827 | "Cannot add type alias found in variant field type: ret=%d", | |
08da4f77 | 1828 | ret); |
e98a2d6e PP |
1829 | goto end; |
1830 | } | |
1831 | break; | |
1832 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1833 | /* Field */ | |
1834 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1835 | entry_node->u.struct_or_variant_declaration. | |
1836 | type_specifier_list, | |
1837 | &entry_node->u.struct_or_variant_declaration. | |
1838 | type_declarators); | |
1839 | if (ret) { | |
1840 | goto end; | |
1841 | } | |
1842 | break; | |
1843 | default: | |
28973adf PP |
1844 | _BT_LOGE_NODE(entry_node, |
1845 | "Unexpected node type: node-type=%d", | |
08da4f77 | 1846 | entry_node->type); |
e98a2d6e PP |
1847 | ret = -EINVAL; |
1848 | goto end; | |
1849 | } | |
1850 | ||
1851 | end: | |
1852 | return ret; | |
1853 | } | |
1854 | ||
1855 | static | |
1856 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
1857 | struct bt_list_head *decl_list, int has_body, | |
1858 | struct bt_list_head *min_align, | |
50842bdc | 1859 | struct bt_field_type **struct_decl) |
e98a2d6e PP |
1860 | { |
1861 | int ret = 0; | |
1862 | ||
1863 | *struct_decl = NULL; | |
1864 | ||
1865 | /* For named struct (without body), lookup in declaration scope */ | |
1866 | if (!has_body) { | |
50842bdc | 1867 | _BT_FIELD_TYPE_INIT(struct_decl_copy); |
e98a2d6e PP |
1868 | |
1869 | if (!name) { | |
28973adf | 1870 | BT_LOGE_STR("Bodyless structure field type: missing name."); |
e98a2d6e PP |
1871 | ret = -EPERM; |
1872 | goto error; | |
1873 | } | |
1874 | ||
1875 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, | |
1876 | name, -1); | |
1877 | if (!*struct_decl) { | |
08da4f77 PP |
1878 | BT_LOGE("Cannot find structure field type: name=\"struct %s\"", |
1879 | name); | |
e98a2d6e PP |
1880 | ret = -EINVAL; |
1881 | goto error; | |
1882 | } | |
1883 | ||
1884 | /* Make a copy of it */ | |
50842bdc | 1885 | struct_decl_copy = bt_field_type_copy(*struct_decl); |
e98a2d6e | 1886 | if (!struct_decl_copy) { |
08da4f77 | 1887 | BT_LOGE_STR("Cannot create copy of structure field type."); |
e98a2d6e PP |
1888 | ret = -EINVAL; |
1889 | goto error; | |
1890 | } | |
1891 | ||
1892 | BT_MOVE(*struct_decl, struct_decl_copy); | |
1893 | } else { | |
1894 | struct ctf_node *entry_node; | |
1895 | uint64_t min_align_value = 0; | |
1896 | ||
1897 | if (name) { | |
50842bdc | 1898 | _BT_FIELD_TYPE_INIT(estruct_decl); |
e98a2d6e PP |
1899 | |
1900 | estruct_decl = ctx_decl_scope_lookup_struct( | |
1901 | ctx->current_scope, name, 1); | |
1902 | if (estruct_decl) { | |
1903 | BT_PUT(estruct_decl); | |
08da4f77 PP |
1904 | BT_LOGE("Structure field type already declared in local scope: " |
1905 | "name=\"struct %s\"", name); | |
e98a2d6e PP |
1906 | ret = -EINVAL; |
1907 | goto error; | |
1908 | } | |
1909 | } | |
1910 | ||
1911 | if (!bt_list_empty(min_align)) { | |
1912 | ret = get_unary_unsigned(min_align, &min_align_value); | |
1913 | if (ret) { | |
08da4f77 PP |
1914 | BT_LOGE("Unexpected unary expression for structure field type's `align` attribute: " |
1915 | "ret=%d", ret); | |
e98a2d6e PP |
1916 | goto error; |
1917 | } | |
1918 | } | |
1919 | ||
50842bdc | 1920 | *struct_decl = bt_field_type_structure_create(); |
e98a2d6e | 1921 | if (!*struct_decl) { |
08da4f77 | 1922 | BT_LOGE_STR("Cannot create empty structure field type."); |
e98a2d6e PP |
1923 | ret = -ENOMEM; |
1924 | goto error; | |
1925 | } | |
1926 | ||
539fd01b | 1927 | if (min_align_value != 0) { |
50842bdc | 1928 | ret = bt_field_type_set_alignment(*struct_decl, |
539fd01b JG |
1929 | min_align_value); |
1930 | if (ret) { | |
08da4f77 PP |
1931 | BT_LOGE("Cannot set structure field type's alignment: " |
1932 | "ret=%d", ret); | |
539fd01b JG |
1933 | goto error; |
1934 | } | |
1935 | } | |
1936 | ||
e98a2d6e PP |
1937 | ret = ctx_push_scope(ctx); |
1938 | if (ret) { | |
08da4f77 | 1939 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
1940 | goto error; |
1941 | } | |
1942 | ||
1943 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1944 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1945 | *struct_decl); | |
1946 | if (ret) { | |
28973adf PP |
1947 | _BT_LOGE_NODE(entry_node, |
1948 | "Cannot visit structure field type entry: " | |
1949 | "ret=%d", ret); | |
e98a2d6e PP |
1950 | ctx_pop_scope(ctx); |
1951 | goto error; | |
1952 | } | |
1953 | } | |
1954 | ||
1955 | ctx_pop_scope(ctx); | |
1956 | ||
1957 | if (name) { | |
1958 | ret = ctx_decl_scope_register_struct(ctx->current_scope, | |
1959 | name, *struct_decl); | |
1960 | if (ret) { | |
08da4f77 PP |
1961 | BT_LOGE("Cannot register structure field type in declaration scope: " |
1962 | "name=\"struct %s\", ret=%d", name, ret); | |
e98a2d6e PP |
1963 | goto error; |
1964 | } | |
1965 | } | |
1966 | } | |
1967 | ||
1968 | return 0; | |
1969 | ||
1970 | error: | |
1971 | BT_PUT(*struct_decl); | |
1972 | ||
1973 | return ret; | |
1974 | } | |
1975 | ||
1976 | static | |
1977 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1978 | const char *tag, struct bt_list_head *decl_list, | |
50842bdc | 1979 | int has_body, struct bt_field_type **variant_decl) |
e98a2d6e PP |
1980 | { |
1981 | int ret = 0; | |
50842bdc | 1982 | _BT_FIELD_TYPE_INIT(untagged_variant_decl); |
e98a2d6e PP |
1983 | |
1984 | *variant_decl = NULL; | |
1985 | ||
1986 | /* For named variant (without body), lookup in declaration scope */ | |
1987 | if (!has_body) { | |
50842bdc | 1988 | _BT_FIELD_TYPE_INIT(variant_decl_copy); |
e98a2d6e PP |
1989 | |
1990 | if (!name) { | |
28973adf | 1991 | BT_LOGE_STR("Bodyless variant field type: missing name."); |
e98a2d6e PP |
1992 | ret = -EPERM; |
1993 | goto error; | |
1994 | } | |
1995 | ||
1996 | untagged_variant_decl = | |
1997 | ctx_decl_scope_lookup_variant(ctx->current_scope, | |
1998 | name, -1); | |
1999 | if (!untagged_variant_decl) { | |
08da4f77 PP |
2000 | BT_LOGE("Cannot find variant field type: name=\"variant %s\"", |
2001 | name); | |
e98a2d6e PP |
2002 | ret = -EINVAL; |
2003 | goto error; | |
2004 | } | |
2005 | ||
2006 | /* Make a copy of it */ | |
50842bdc | 2007 | variant_decl_copy = bt_field_type_copy( |
e98a2d6e PP |
2008 | untagged_variant_decl); |
2009 | if (!variant_decl_copy) { | |
08da4f77 | 2010 | BT_LOGE_STR("Cannot create copy of variant field type."); |
e98a2d6e PP |
2011 | ret = -EINVAL; |
2012 | goto error; | |
2013 | } | |
2014 | ||
2015 | BT_MOVE(untagged_variant_decl, variant_decl_copy); | |
2016 | } else { | |
2017 | struct ctf_node *entry_node; | |
2018 | ||
2019 | if (name) { | |
50842bdc | 2020 | struct bt_field_type *evariant_decl = |
e98a2d6e PP |
2021 | ctx_decl_scope_lookup_struct(ctx->current_scope, |
2022 | name, 1); | |
2023 | ||
2024 | if (evariant_decl) { | |
2025 | BT_PUT(evariant_decl); | |
08da4f77 PP |
2026 | BT_LOGE("Variant field type already declared in local scope: " |
2027 | "name=\"variant %s\"", name); | |
e98a2d6e PP |
2028 | ret = -EINVAL; |
2029 | goto error; | |
2030 | } | |
2031 | } | |
2032 | ||
50842bdc | 2033 | untagged_variant_decl = bt_field_type_variant_create(NULL, |
e98a2d6e PP |
2034 | NULL); |
2035 | if (!untagged_variant_decl) { | |
08da4f77 | 2036 | BT_LOGE_STR("Cannot create empty variant field type."); |
e98a2d6e PP |
2037 | ret = -ENOMEM; |
2038 | goto error; | |
2039 | } | |
2040 | ||
2041 | ret = ctx_push_scope(ctx); | |
2042 | if (ret) { | |
08da4f77 | 2043 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
2044 | goto error; |
2045 | } | |
2046 | ||
2047 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
2048 | ret = visit_variant_decl_entry(ctx, entry_node, | |
2049 | untagged_variant_decl); | |
2050 | if (ret) { | |
28973adf PP |
2051 | _BT_LOGE_NODE(entry_node, |
2052 | "Cannot visit variant field type entry: " | |
2053 | "ret=%d", ret); | |
e98a2d6e PP |
2054 | ctx_pop_scope(ctx); |
2055 | goto error; | |
2056 | } | |
2057 | } | |
2058 | ||
2059 | ctx_pop_scope(ctx); | |
2060 | ||
2061 | if (name) { | |
2062 | ret = ctx_decl_scope_register_variant( | |
2063 | ctx->current_scope, name, | |
2064 | untagged_variant_decl); | |
2065 | if (ret) { | |
08da4f77 PP |
2066 | BT_LOGE("Cannot register variant field type in declaration scope: " |
2067 | "name=\"variant %s\", ret=%d", name, ret); | |
e98a2d6e PP |
2068 | goto error; |
2069 | } | |
2070 | } | |
2071 | } | |
2072 | ||
2073 | /* | |
2074 | * If tagged, create tagged variant and return; otherwise | |
2075 | * return untagged variant. | |
2076 | */ | |
2077 | if (!tag) { | |
2078 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
2079 | } else { | |
2080 | /* | |
2081 | * At this point, we have a fresh untagged variant; nobody | |
2082 | * else owns it. Set its tag now. | |
2083 | */ | |
6acddae3 PP |
2084 | char *tag_no_underscore = |
2085 | remove_underscores_from_field_ref(tag); | |
2086 | ||
2087 | if (!tag_no_underscore) { | |
2088 | /* remove_underscores_from_field_ref() logs errors */ | |
2089 | goto error; | |
2090 | } | |
2091 | ||
50842bdc | 2092 | ret = bt_field_type_variant_set_tag_name( |
6acddae3 PP |
2093 | untagged_variant_decl, tag_no_underscore); |
2094 | free(tag_no_underscore); | |
e98a2d6e | 2095 | if (ret) { |
28973adf PP |
2096 | BT_LOGE("Cannot set variant field type's tag name: " |
2097 | "tag-name=\"%s\"", tag); | |
e98a2d6e PP |
2098 | goto error; |
2099 | } | |
2100 | ||
2101 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
2102 | } | |
2103 | ||
2104 | assert(!untagged_variant_decl); | |
2105 | assert(*variant_decl); | |
2106 | ||
2107 | return 0; | |
2108 | ||
2109 | error: | |
2110 | BT_PUT(untagged_variant_decl); | |
2111 | BT_PUT(*variant_decl); | |
2112 | ||
2113 | return ret; | |
2114 | } | |
2115 | ||
2116 | static | |
2117 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
50842bdc | 2118 | struct bt_field_type *enum_decl, int64_t *last, bt_bool is_signed) |
e98a2d6e PP |
2119 | { |
2120 | int ret = 0; | |
2121 | int nr_vals = 0; | |
2122 | struct ctf_node *iter; | |
2123 | int64_t start = 0, end = 0; | |
2124 | const char *label = enumerator->u.enumerator.id; | |
f4cc9a21 | 2125 | const char *effective_label = label; |
e98a2d6e PP |
2126 | struct bt_list_head *values = &enumerator->u.enumerator.values; |
2127 | ||
2128 | bt_list_for_each_entry(iter, values, siblings) { | |
2129 | int64_t *target; | |
2130 | ||
2131 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
28973adf PP |
2132 | _BT_LOGE_NODE(iter, |
2133 | "Wrong expression for enumeration field type label: " | |
08da4f77 | 2134 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
2135 | label); |
2136 | ret = -EINVAL; | |
2137 | goto error; | |
2138 | } | |
2139 | ||
2140 | if (nr_vals == 0) { | |
2141 | target = &start; | |
2142 | } else { | |
2143 | target = &end; | |
2144 | } | |
2145 | ||
2146 | switch (iter->u.unary_expression.type) { | |
2147 | case UNARY_SIGNED_CONSTANT: | |
2148 | *target = iter->u.unary_expression.u.signed_constant; | |
2149 | break; | |
2150 | case UNARY_UNSIGNED_CONSTANT: | |
2151 | *target = (int64_t) | |
2152 | iter->u.unary_expression.u.unsigned_constant; | |
2153 | break; | |
2154 | default: | |
28973adf PP |
2155 | _BT_LOGE_NODE(iter, |
2156 | "Invalid enumeration field type entry: " | |
08da4f77 PP |
2157 | "expecting constant signed or unsigned integer: " |
2158 | "node-type=%d, label=\"%s\"", | |
2159 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2160 | ret = -EINVAL; |
2161 | goto error; | |
2162 | } | |
2163 | ||
2164 | if (nr_vals > 1) { | |
28973adf PP |
2165 | _BT_LOGE_NODE(iter, |
2166 | "Invalid enumeration field type entry: label=\"%s\"", | |
e98a2d6e PP |
2167 | label); |
2168 | ret = -EINVAL; | |
2169 | goto error; | |
2170 | } | |
2171 | ||
2172 | nr_vals++; | |
2173 | } | |
2174 | ||
2175 | if (nr_vals == 0) { | |
2176 | start = *last; | |
2177 | } | |
2178 | ||
2179 | if (nr_vals <= 1) { | |
2180 | end = start; | |
2181 | } | |
2182 | ||
2183 | *last = end + 1; | |
2184 | ||
f4cc9a21 PP |
2185 | if (label[0] == '_') { |
2186 | /* | |
2187 | * Strip the first underscore of any enumeration field | |
2188 | * type's label in case this enumeration FT is used as | |
2189 | * a variant FT tag later. The variant FT choice names | |
2190 | * could also start with `_`, in which case the prefix | |
2191 | * is removed, and it the resulting choice name needs to | |
2192 | * match tag labels. | |
2193 | */ | |
2194 | effective_label = &label[1]; | |
2195 | } | |
2196 | ||
e98a2d6e | 2197 | if (is_signed) { |
f4cc9a21 PP |
2198 | ret = bt_field_type_enumeration_add_mapping_signed(enum_decl, |
2199 | effective_label, start, end); | |
e98a2d6e | 2200 | } else { |
50842bdc | 2201 | ret = bt_field_type_enumeration_add_mapping_unsigned(enum_decl, |
f4cc9a21 | 2202 | effective_label, (uint64_t) start, (uint64_t) end); |
e98a2d6e PP |
2203 | } |
2204 | if (ret) { | |
28973adf PP |
2205 | _BT_LOGE_NODE(enumerator, |
2206 | "Cannot add mapping to enumeration field type: " | |
08da4f77 PP |
2207 | "label=\"%s\", ret=%d, " |
2208 | "start-value-unsigned=%" PRIu64 ", " | |
2209 | "end-value-unsigned=%" PRIu64, label, ret, | |
2210 | (uint64_t) start, (uint64_t) end); | |
e98a2d6e PP |
2211 | goto error; |
2212 | } | |
2213 | ||
2214 | return 0; | |
2215 | ||
2216 | error: | |
2217 | return ret; | |
2218 | } | |
2219 | ||
2220 | static | |
2221 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
2222 | struct ctf_node *container_type, | |
2223 | struct bt_list_head *enumerator_list, | |
2224 | int has_body, | |
50842bdc | 2225 | struct bt_field_type **enum_decl) |
e98a2d6e PP |
2226 | { |
2227 | int ret = 0; | |
2228 | GQuark qdummy_id; | |
50842bdc | 2229 | _BT_FIELD_TYPE_INIT(integer_decl); |
e98a2d6e PP |
2230 | |
2231 | *enum_decl = NULL; | |
2232 | ||
2233 | /* For named enum (without body), lookup in declaration scope */ | |
2234 | if (!has_body) { | |
50842bdc | 2235 | _BT_FIELD_TYPE_INIT(enum_decl_copy); |
e98a2d6e PP |
2236 | |
2237 | if (!name) { | |
28973adf | 2238 | BT_LOGE_STR("Bodyless enumeration field type: missing name."); |
e98a2d6e PP |
2239 | ret = -EPERM; |
2240 | goto error; | |
2241 | } | |
2242 | ||
2243 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, | |
2244 | name, -1); | |
2245 | if (!*enum_decl) { | |
08da4f77 PP |
2246 | BT_LOGE("Cannot find enumeration field type: " |
2247 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2248 | ret = -EINVAL; |
2249 | goto error; | |
2250 | } | |
2251 | ||
2252 | /* Make a copy of it */ | |
50842bdc | 2253 | enum_decl_copy = bt_field_type_copy(*enum_decl); |
e98a2d6e | 2254 | if (!enum_decl_copy) { |
08da4f77 | 2255 | BT_LOGE_STR("Cannot create copy of enumeration field type."); |
e98a2d6e PP |
2256 | ret = -EINVAL; |
2257 | goto error; | |
2258 | } | |
2259 | ||
2260 | BT_PUT(*enum_decl); | |
2261 | BT_MOVE(*enum_decl, enum_decl_copy); | |
2262 | } else { | |
2263 | struct ctf_node *iter; | |
2264 | int64_t last_value = 0; | |
2265 | ||
2266 | if (name) { | |
50842bdc | 2267 | _BT_FIELD_TYPE_INIT(eenum_decl); |
e98a2d6e PP |
2268 | |
2269 | eenum_decl = ctx_decl_scope_lookup_enum( | |
2270 | ctx->current_scope, name, 1); | |
2271 | if (eenum_decl) { | |
2272 | BT_PUT(eenum_decl); | |
08da4f77 PP |
2273 | BT_LOGE("Enumeration field type already declared in local scope: " |
2274 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2275 | ret = -EINVAL; |
2276 | goto error; | |
2277 | } | |
2278 | } | |
2279 | ||
2280 | if (!container_type) { | |
2281 | integer_decl = ctx_decl_scope_lookup_alias( | |
2282 | ctx->current_scope, "int", -1); | |
2283 | if (!integer_decl) { | |
08da4f77 | 2284 | BT_LOGE_STR("Cannot find implicit `int` field type alias for enumeration field type."); |
e98a2d6e PP |
2285 | ret = -EINVAL; |
2286 | goto error; | |
2287 | } | |
2288 | } else { | |
2289 | ret = visit_type_declarator(ctx, container_type, | |
2290 | &qdummy_id, NULL, &integer_decl, NULL); | |
2291 | if (ret) { | |
2292 | assert(!integer_decl); | |
2293 | ret = -EINVAL; | |
2294 | goto error; | |
2295 | } | |
2296 | } | |
2297 | ||
2298 | assert(integer_decl); | |
2299 | ||
50842bdc | 2300 | if (!bt_field_type_is_integer(integer_decl)) { |
08da4f77 PP |
2301 | BT_LOGE("Container field type for enumeration field type is not an integer field type: " |
2302 | "ft-id=%s", | |
50842bdc PP |
2303 | bt_field_type_id_string( |
2304 | bt_field_type_get_type_id(integer_decl))); | |
e98a2d6e PP |
2305 | ret = -EINVAL; |
2306 | goto error; | |
2307 | } | |
2308 | ||
50842bdc | 2309 | *enum_decl = bt_field_type_enumeration_create(integer_decl); |
e98a2d6e | 2310 | if (!*enum_decl) { |
08da4f77 | 2311 | BT_LOGE_STR("Cannot create enumeration field type."); |
e98a2d6e PP |
2312 | ret = -ENOMEM; |
2313 | goto error; | |
2314 | } | |
2315 | ||
2316 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2317 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
2318 | &last_value, | |
50842bdc | 2319 | bt_field_type_integer_is_signed(integer_decl)); |
e98a2d6e | 2320 | if (ret) { |
28973adf PP |
2321 | _BT_LOGE_NODE(iter, |
2322 | "Cannot visit enumeration field type entry: " | |
2323 | "ret=%d", ret); | |
e98a2d6e PP |
2324 | goto error; |
2325 | } | |
2326 | } | |
2327 | ||
2328 | if (name) { | |
2329 | ret = ctx_decl_scope_register_enum(ctx->current_scope, | |
2330 | name, *enum_decl); | |
2331 | if (ret) { | |
28973adf PP |
2332 | BT_LOGE("Cannot register enumeration field type in declaration scope: " |
2333 | "ret=%d", ret); | |
e98a2d6e PP |
2334 | goto error; |
2335 | } | |
2336 | } | |
2337 | } | |
2338 | ||
2339 | BT_PUT(integer_decl); | |
2340 | ||
2341 | return 0; | |
2342 | ||
2343 | error: | |
2344 | BT_PUT(integer_decl); | |
2345 | BT_PUT(*enum_decl); | |
2346 | ||
2347 | return ret; | |
2348 | } | |
2349 | ||
2350 | static | |
2351 | int visit_type_specifier(struct ctx *ctx, | |
2352 | struct ctf_node *type_specifier_list, | |
50842bdc | 2353 | struct bt_field_type **decl) |
e98a2d6e PP |
2354 | { |
2355 | int ret = 0; | |
2356 | GString *str = NULL; | |
50842bdc | 2357 | _BT_FIELD_TYPE_INIT(decl_copy); |
e98a2d6e PP |
2358 | |
2359 | *decl = NULL; | |
2360 | str = g_string_new(""); | |
2361 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
2362 | if (ret) { | |
28973adf PP |
2363 | _BT_LOGE_NODE(type_specifier_list, |
2364 | "Cannot get type specifier list's name: ret=%d", ret); | |
e98a2d6e PP |
2365 | goto error; |
2366 | } | |
2367 | ||
2368 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1); | |
2369 | if (!*decl) { | |
28973adf PP |
2370 | _BT_LOGE_NODE(type_specifier_list, |
2371 | "Cannot find type alias: name=\"%s\"", str->str); | |
e98a2d6e PP |
2372 | ret = -EINVAL; |
2373 | goto error; | |
2374 | } | |
2375 | ||
2376 | /* Make a copy of the type declaration */ | |
50842bdc | 2377 | decl_copy = bt_field_type_copy(*decl); |
e98a2d6e | 2378 | if (!decl_copy) { |
28973adf PP |
2379 | _BT_LOGE_NODE(type_specifier_list, |
2380 | "Cannot create field type copy."); | |
e98a2d6e PP |
2381 | ret = -EINVAL; |
2382 | goto error; | |
2383 | } | |
2384 | ||
2385 | BT_MOVE(*decl, decl_copy); | |
2386 | (void) g_string_free(str, TRUE); | |
2387 | str = NULL; | |
2388 | ||
2389 | return 0; | |
2390 | ||
2391 | error: | |
2392 | if (str) { | |
2393 | (void) g_string_free(str, TRUE); | |
2394 | } | |
2395 | ||
2396 | BT_PUT(*decl); | |
2397 | ||
2398 | return ret; | |
2399 | } | |
2400 | ||
2401 | static | |
2402 | int visit_integer_decl(struct ctx *ctx, | |
2403 | struct bt_list_head *expressions, | |
50842bdc | 2404 | struct bt_field_type **integer_decl) |
e98a2d6e PP |
2405 | { |
2406 | int set = 0; | |
2407 | int ret = 0; | |
50842bdc | 2408 | bt_bool signedness = 0; |
e98a2d6e PP |
2409 | struct ctf_node *expression; |
2410 | uint64_t alignment = 0, size = 0; | |
50842bdc PP |
2411 | struct bt_clock_class *mapped_clock = NULL; |
2412 | enum bt_string_encoding encoding = BT_STRING_ENCODING_NONE; | |
2413 | enum bt_integer_base base = BT_INTEGER_BASE_DECIMAL; | |
2414 | enum bt_byte_order byte_order = | |
2415 | bt_trace_get_native_byte_order(ctx->trace); | |
e98a2d6e PP |
2416 | |
2417 | *integer_decl = NULL; | |
2418 | ||
2419 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2420 | struct ctf_node *left, *right; | |
2421 | ||
2422 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2423 | struct ctf_node, siblings); | |
2424 | right = _BT_LIST_FIRST_ENTRY( | |
2425 | &expression->u.ctf_expression.right, struct ctf_node, | |
2426 | siblings); | |
2427 | ||
2428 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2429 | _BT_LOGE_NODE(left, |
2430 | "Unexpected unary expression type: type=%d", | |
2431 | left->u.unary_expression.type); | |
e98a2d6e PP |
2432 | ret = -EINVAL; |
2433 | goto error; | |
2434 | } | |
2435 | ||
2436 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
2437 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
28973adf | 2438 | _BT_LOGE_DUP_ATTR(left, "signed", |
08da4f77 | 2439 | "integer field type"); |
e98a2d6e PP |
2440 | ret = -EPERM; |
2441 | goto error; | |
2442 | } | |
2443 | ||
55314f2a | 2444 | signedness = get_boolean(right); |
e98a2d6e | 2445 | if (signedness < 0) { |
28973adf PP |
2446 | _BT_LOGE_NODE(right, |
2447 | "Invalid boolean value for integer field type's `signed` attribute: " | |
2448 | "ret=%d", ret); | |
e98a2d6e PP |
2449 | ret = -EINVAL; |
2450 | goto error; | |
2451 | } | |
2452 | ||
2453 | _SET(&set, _INTEGER_SIGNED_SET); | |
2454 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2455 | "byte_order")) { | |
2456 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
28973adf | 2457 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
08da4f77 | 2458 | "integer field type"); |
e98a2d6e PP |
2459 | ret = -EPERM; |
2460 | goto error; | |
2461 | } | |
2462 | ||
2463 | byte_order = get_real_byte_order(ctx, right); | |
50842bdc | 2464 | if (byte_order == BT_BYTE_ORDER_UNKNOWN) { |
28973adf PP |
2465 | _BT_LOGE_NODE(right, |
2466 | "Invalid `byte_order` attribute in integer field type: " | |
08da4f77 | 2467 | "ret=%d", ret); |
e98a2d6e PP |
2468 | ret = -EINVAL; |
2469 | goto error; | |
2470 | } | |
2471 | ||
2472 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2473 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { | |
2474 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
28973adf | 2475 | _BT_LOGE_DUP_ATTR(left, "size", |
08da4f77 | 2476 | "integer field type"); |
e98a2d6e PP |
2477 | ret = -EPERM; |
2478 | goto error; | |
2479 | } | |
2480 | ||
2481 | if (right->u.unary_expression.type != | |
2482 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf PP |
2483 | _BT_LOGE_NODE(right, |
2484 | "Invalid `size` attribute in integer field type: " | |
08da4f77 PP |
2485 | "expecting unsigned constant integer: " |
2486 | "node-type=%d", | |
2487 | right->u.unary_expression.type); | |
e98a2d6e PP |
2488 | ret = -EINVAL; |
2489 | goto error; | |
2490 | } | |
2491 | ||
2492 | size = right->u.unary_expression.u.unsigned_constant; | |
2493 | if (size == 0) { | |
28973adf PP |
2494 | _BT_LOGE_NODE(right, |
2495 | "Invalid `size` attribute in integer field type: " | |
08da4f77 PP |
2496 | "expecting positive constant integer: " |
2497 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2498 | ret = -EINVAL; |
2499 | goto error; | |
2500 | } else if (size > 64) { | |
28973adf PP |
2501 | _BT_LOGE_NODE(right, |
2502 | "Invalid `size` attribute in integer field type: " | |
08da4f77 PP |
2503 | "integer fields over 64 bits are not supported as of this version: " |
2504 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2505 | ret = -EINVAL; |
2506 | goto error; | |
2507 | } | |
2508 | ||
2509 | _SET(&set, _INTEGER_SIZE_SET); | |
2510 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2511 | "align")) { | |
2512 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
28973adf | 2513 | _BT_LOGE_DUP_ATTR(left, "align", |
08da4f77 | 2514 | "integer field type"); |
e98a2d6e PP |
2515 | ret = -EPERM; |
2516 | goto error; | |
2517 | } | |
2518 | ||
2519 | if (right->u.unary_expression.type != | |
2520 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf PP |
2521 | _BT_LOGE_NODE(right, |
2522 | "Invalid `align` attribute in integer field type: " | |
08da4f77 PP |
2523 | "expecting unsigned constant integer: " |
2524 | "node-type=%d", | |
2525 | right->u.unary_expression.type); | |
e98a2d6e PP |
2526 | ret = -EINVAL; |
2527 | goto error; | |
2528 | } | |
2529 | ||
2530 | alignment = | |
2531 | right->u.unary_expression.u.unsigned_constant; | |
2532 | if (!is_align_valid(alignment)) { | |
28973adf PP |
2533 | _BT_LOGE_NODE(right, |
2534 | "Invalid `align` attribute in integer field type: " | |
08da4f77 PP |
2535 | "expecting power of two: " |
2536 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2537 | ret = -EINVAL; |
2538 | goto error; | |
2539 | } | |
2540 | ||
2541 | _SET(&set, _INTEGER_ALIGN_SET); | |
2542 | } else if (!strcmp(left->u.unary_expression.u.string, "base")) { | |
2543 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
28973adf PP |
2544 | _BT_LOGE_DUP_ATTR(left, "base", |
2545 | "integer field type"); | |
e98a2d6e PP |
2546 | ret = -EPERM; |
2547 | goto error; | |
2548 | } | |
2549 | ||
2550 | switch (right->u.unary_expression.type) { | |
2551 | case UNARY_UNSIGNED_CONSTANT: | |
2552 | { | |
2553 | uint64_t constant = right->u.unary_expression. | |
2554 | u.unsigned_constant; | |
2555 | ||
2556 | switch (constant) { | |
2557 | case 2: | |
50842bdc | 2558 | base = BT_INTEGER_BASE_BINARY; |
e98a2d6e PP |
2559 | break; |
2560 | case 8: | |
50842bdc | 2561 | base = BT_INTEGER_BASE_OCTAL; |
e98a2d6e PP |
2562 | break; |
2563 | case 10: | |
50842bdc | 2564 | base = BT_INTEGER_BASE_DECIMAL; |
e98a2d6e PP |
2565 | break; |
2566 | case 16: | |
50842bdc | 2567 | base = BT_INTEGER_BASE_HEXADECIMAL; |
e98a2d6e PP |
2568 | break; |
2569 | default: | |
28973adf PP |
2570 | _BT_LOGE_NODE(right, |
2571 | "Invalid `base` attribute in integer field type: " | |
08da4f77 | 2572 | "base=%" PRIu64, |
e98a2d6e PP |
2573 | right->u.unary_expression.u.unsigned_constant); |
2574 | ret = -EINVAL; | |
2575 | goto error; | |
2576 | } | |
2577 | break; | |
2578 | } | |
2579 | case UNARY_STRING: | |
2580 | { | |
2581 | char *s_right = concatenate_unary_strings( | |
2582 | &expression->u.ctf_expression.right); | |
2583 | if (!s_right) { | |
28973adf PP |
2584 | _BT_LOGE_NODE(right, |
2585 | "Unexpected unary expression for integer field type's `base` attribute."); | |
e98a2d6e PP |
2586 | ret = -EINVAL; |
2587 | goto error; | |
2588 | } | |
2589 | ||
2590 | if (!strcmp(s_right, "decimal") || | |
2591 | !strcmp(s_right, "dec") || | |
2592 | !strcmp(s_right, "d") || | |
2593 | !strcmp(s_right, "i") || | |
2594 | !strcmp(s_right, "u")) { | |
50842bdc | 2595 | base = BT_INTEGER_BASE_DECIMAL; |
e98a2d6e PP |
2596 | } else if (!strcmp(s_right, "hexadecimal") || |
2597 | !strcmp(s_right, "hex") || | |
2598 | !strcmp(s_right, "x") || | |
2599 | !strcmp(s_right, "X") || | |
2600 | !strcmp(s_right, "p")) { | |
50842bdc | 2601 | base = BT_INTEGER_BASE_HEXADECIMAL; |
e98a2d6e PP |
2602 | } else if (!strcmp(s_right, "octal") || |
2603 | !strcmp(s_right, "oct") || | |
2604 | !strcmp(s_right, "o")) { | |
50842bdc | 2605 | base = BT_INTEGER_BASE_OCTAL; |
e98a2d6e PP |
2606 | } else if (!strcmp(s_right, "binary") || |
2607 | !strcmp(s_right, "b")) { | |
50842bdc | 2608 | base = BT_INTEGER_BASE_BINARY; |
e98a2d6e | 2609 | } else { |
28973adf PP |
2610 | _BT_LOGE_NODE(right, |
2611 | "Unexpected unary expression for integer field type's `base` attribute: " | |
08da4f77 | 2612 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2613 | g_free(s_right); |
2614 | ret = -EINVAL; | |
2615 | goto error; | |
2616 | } | |
2617 | ||
2618 | g_free(s_right); | |
2619 | break; | |
2620 | } | |
2621 | default: | |
28973adf PP |
2622 | _BT_LOGE_NODE(right, |
2623 | "Invalid `base` attribute in integer field type: " | |
08da4f77 | 2624 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2625 | ret = -EINVAL; |
2626 | goto error; | |
2627 | } | |
2628 | ||
2629 | _SET(&set, _INTEGER_BASE_SET); | |
2630 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2631 | "encoding")) { | |
2632 | char *s_right; | |
2633 | ||
2634 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
28973adf | 2635 | _BT_LOGE_DUP_ATTR(left, "encoding", |
08da4f77 | 2636 | "integer field type"); |
e98a2d6e PP |
2637 | ret = -EPERM; |
2638 | goto error; | |
2639 | } | |
2640 | ||
2641 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2642 | _BT_LOGE_NODE(right, |
2643 | "Invalid `encoding` attribute in integer field type: " | |
08da4f77 | 2644 | "expecting unary string."); |
e98a2d6e PP |
2645 | ret = -EINVAL; |
2646 | goto error; | |
2647 | } | |
2648 | ||
2649 | s_right = concatenate_unary_strings( | |
2650 | &expression->u.ctf_expression.right); | |
2651 | if (!s_right) { | |
28973adf PP |
2652 | _BT_LOGE_NODE(right, |
2653 | "Unexpected unary expression for integer field type's `encoding` attribute."); | |
e98a2d6e PP |
2654 | ret = -EINVAL; |
2655 | goto error; | |
2656 | } | |
2657 | ||
2658 | if (!strcmp(s_right, "UTF8") || | |
2659 | !strcmp(s_right, "utf8") || | |
2660 | !strcmp(s_right, "utf-8") || | |
2661 | !strcmp(s_right, "UTF-8")) { | |
50842bdc | 2662 | encoding = BT_STRING_ENCODING_UTF8; |
e98a2d6e PP |
2663 | } else if (!strcmp(s_right, "ASCII") || |
2664 | !strcmp(s_right, "ascii")) { | |
50842bdc | 2665 | encoding = BT_STRING_ENCODING_ASCII; |
e98a2d6e | 2666 | } else if (!strcmp(s_right, "none")) { |
50842bdc | 2667 | encoding = BT_STRING_ENCODING_NONE; |
e98a2d6e | 2668 | } else { |
28973adf PP |
2669 | _BT_LOGE_NODE(right, |
2670 | "Invalid `encoding` attribute in integer field type: " | |
08da4f77 | 2671 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2672 | s_right); |
2673 | g_free(s_right); | |
2674 | ret = -EINVAL; | |
2675 | goto error; | |
2676 | } | |
2677 | ||
2678 | g_free(s_right); | |
2679 | _SET(&set, _INTEGER_ENCODING_SET); | |
2680 | } else if (!strcmp(left->u.unary_expression.u.string, "map")) { | |
2681 | const char *clock_name; | |
2682 | ||
2683 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
28973adf PP |
2684 | _BT_LOGE_DUP_ATTR(left, "map", |
2685 | "integer field type"); | |
e98a2d6e PP |
2686 | ret = -EPERM; |
2687 | goto error; | |
2688 | } | |
2689 | ||
2690 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2691 | _BT_LOGE_NODE(right, |
2692 | "Invalid `map` attribute in integer field type: " | |
08da4f77 | 2693 | "expecting unary string."); |
e98a2d6e PP |
2694 | ret = -EINVAL; |
2695 | goto error; | |
2696 | } | |
2697 | ||
2698 | clock_name = | |
2699 | get_map_clock_name_value( | |
2700 | &expression->u.ctf_expression.right); | |
2701 | if (!clock_name) { | |
2702 | char *s_right = concatenate_unary_strings( | |
2703 | &expression->u.ctf_expression.right); | |
2704 | ||
2705 | if (!s_right) { | |
28973adf PP |
2706 | _BT_LOGE_NODE(right, |
2707 | "Unexpected unary expression for integer field type's `map` attribute."); | |
e98a2d6e PP |
2708 | ret = -EINVAL; |
2709 | goto error; | |
2710 | } | |
2711 | ||
28973adf PP |
2712 | _BT_LOGE_NODE(right, |
2713 | "Invalid `map` attribute in integer field type: " | |
08da4f77 | 2714 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2715 | s_right); |
2716 | _SET(&set, _INTEGER_MAP_SET); | |
2717 | g_free(s_right); | |
2718 | continue; | |
2719 | } | |
2720 | ||
50842bdc | 2721 | mapped_clock = bt_trace_get_clock_class_by_name( |
e98a2d6e PP |
2722 | ctx->trace, clock_name); |
2723 | if (!mapped_clock) { | |
28973adf PP |
2724 | _BT_LOGE_NODE(right, |
2725 | "Invalid `map` attribute in integer field type: " | |
08da4f77 | 2726 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2727 | clock_name); |
2728 | ret = -EINVAL; | |
2729 | goto error; | |
2730 | } | |
2731 | ||
2732 | _SET(&set, _INTEGER_MAP_SET); | |
2733 | } else { | |
28973adf PP |
2734 | _BT_LOGW_NODE(left, |
2735 | "Unknown attribute in integer field type: " | |
08da4f77 | 2736 | "attr-name=\"%s\"", |
e98a2d6e PP |
2737 | left->u.unary_expression.u.string); |
2738 | } | |
2739 | } | |
2740 | ||
2741 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
08da4f77 | 2742 | BT_LOGE_STR("Missing `size` attribute in integer field type."); |
e98a2d6e PP |
2743 | ret = -EPERM; |
2744 | goto error; | |
2745 | } | |
2746 | ||
2747 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2748 | if (size % CHAR_BIT) { | |
2749 | /* Bit-packed alignment */ | |
2750 | alignment = 1; | |
2751 | } else { | |
2752 | /* Byte-packed alignment */ | |
2753 | alignment = CHAR_BIT; | |
2754 | } | |
2755 | } | |
2756 | ||
50842bdc | 2757 | *integer_decl = bt_field_type_integer_create((unsigned int) size); |
e98a2d6e | 2758 | if (!*integer_decl) { |
08da4f77 | 2759 | BT_LOGE_STR("Cannot create integer field type."); |
e98a2d6e PP |
2760 | ret = -ENOMEM; |
2761 | goto error; | |
2762 | } | |
2763 | ||
50842bdc PP |
2764 | ret = bt_field_type_integer_set_is_signed(*integer_decl, signedness); |
2765 | ret |= bt_field_type_integer_set_base(*integer_decl, base); | |
2766 | ret |= bt_field_type_integer_set_encoding(*integer_decl, encoding); | |
2767 | ret |= bt_field_type_set_alignment(*integer_decl, | |
e98a2d6e | 2768 | (unsigned int) alignment); |
50842bdc | 2769 | ret |= bt_field_type_set_byte_order(*integer_decl, byte_order); |
e98a2d6e PP |
2770 | |
2771 | if (mapped_clock) { | |
2772 | /* Move clock */ | |
50842bdc | 2773 | ret |= bt_field_type_integer_set_mapped_clock_class( |
e98a2d6e PP |
2774 | *integer_decl, mapped_clock); |
2775 | bt_put(mapped_clock); | |
2776 | mapped_clock = NULL; | |
2777 | } | |
2778 | ||
2779 | if (ret) { | |
08da4f77 | 2780 | BT_LOGE_STR("Cannot configure integer field type."); |
e98a2d6e PP |
2781 | ret = -EINVAL; |
2782 | goto error; | |
2783 | } | |
2784 | ||
2785 | return 0; | |
2786 | ||
2787 | error: | |
2788 | if (mapped_clock) { | |
2789 | bt_put(mapped_clock); | |
2790 | } | |
2791 | ||
2792 | BT_PUT(*integer_decl); | |
2793 | ||
2794 | return ret; | |
2795 | } | |
2796 | ||
2797 | static | |
2798 | int visit_floating_point_number_decl(struct ctx *ctx, | |
2799 | struct bt_list_head *expressions, | |
50842bdc | 2800 | struct bt_field_type **float_decl) |
e98a2d6e PP |
2801 | { |
2802 | int set = 0; | |
2803 | int ret = 0; | |
2804 | struct ctf_node *expression; | |
2805 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
50842bdc PP |
2806 | enum bt_byte_order byte_order = |
2807 | bt_trace_get_native_byte_order(ctx->trace); | |
e98a2d6e PP |
2808 | |
2809 | *float_decl = NULL; | |
2810 | ||
2811 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2812 | struct ctf_node *left, *right; | |
2813 | ||
2814 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2815 | struct ctf_node, siblings); | |
2816 | right = _BT_LIST_FIRST_ENTRY( | |
2817 | &expression->u.ctf_expression.right, struct ctf_node, | |
2818 | siblings); | |
2819 | ||
2820 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2821 | _BT_LOGE_NODE(left, |
2822 | "Unexpected unary expression type: type=%d", | |
2823 | left->u.unary_expression.type); | |
e98a2d6e PP |
2824 | ret = -EINVAL; |
2825 | goto error; | |
2826 | } | |
2827 | ||
2828 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
2829 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
28973adf | 2830 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
08da4f77 | 2831 | "floating point number field type"); |
e98a2d6e PP |
2832 | ret = -EPERM; |
2833 | goto error; | |
2834 | } | |
2835 | ||
2836 | byte_order = get_real_byte_order(ctx, right); | |
50842bdc | 2837 | if (byte_order == BT_BYTE_ORDER_UNKNOWN) { |
28973adf PP |
2838 | _BT_LOGE_NODE(right, |
2839 | "Invalid `byte_order` attribute in floating point number field type: " | |
08da4f77 | 2840 | "ret=%d", ret); |
e98a2d6e PP |
2841 | ret = -EINVAL; |
2842 | goto error; | |
2843 | } | |
2844 | ||
2845 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2846 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2847 | "exp_dig")) { | |
2848 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
28973adf | 2849 | _BT_LOGE_DUP_ATTR(left, "exp_dig", |
08da4f77 | 2850 | "floating point number field type"); |
e98a2d6e PP |
2851 | ret = -EPERM; |
2852 | goto error; | |
2853 | } | |
2854 | ||
2855 | if (right->u.unary_expression.type != | |
2856 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf PP |
2857 | _BT_LOGE_NODE(right, |
2858 | "Invalid `exp_dig` attribute in floating point number field type: " | |
08da4f77 PP |
2859 | "expecting unsigned constant integer: " |
2860 | "node-type=%d", | |
2861 | right->u.unary_expression.type); | |
e98a2d6e PP |
2862 | ret = -EINVAL; |
2863 | goto error; | |
2864 | } | |
2865 | ||
2866 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2867 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2868 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2869 | "mant_dig")) { | |
2870 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
28973adf | 2871 | _BT_LOGE_DUP_ATTR(left, "mant_dig", |
08da4f77 | 2872 | "floating point number field type"); |
e98a2d6e PP |
2873 | ret = -EPERM; |
2874 | goto error; | |
2875 | } | |
2876 | ||
2877 | if (right->u.unary_expression.type != | |
2878 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf PP |
2879 | _BT_LOGE_NODE(right, |
2880 | "Invalid `mant_dig` attribute in floating point number field type: " | |
08da4f77 PP |
2881 | "expecting unsigned constant integer: " |
2882 | "node-type=%d", | |
2883 | right->u.unary_expression.type); | |
e98a2d6e PP |
2884 | ret = -EINVAL; |
2885 | goto error; | |
2886 | } | |
2887 | ||
2888 | mant_dig = right->u.unary_expression.u. | |
2889 | unsigned_constant; | |
2890 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2891 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2892 | "align")) { | |
2893 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
28973adf | 2894 | _BT_LOGE_DUP_ATTR(left, "align", |
08da4f77 | 2895 | "floating point number field type"); |
e98a2d6e PP |
2896 | ret = -EPERM; |
2897 | goto error; | |
2898 | } | |
2899 | ||
2900 | if (right->u.unary_expression.type != | |
2901 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf PP |
2902 | _BT_LOGE_NODE(right, |
2903 | "Invalid `align` attribute in floating point number field type: " | |
08da4f77 PP |
2904 | "expecting unsigned constant integer: " |
2905 | "node-type=%d", | |
2906 | right->u.unary_expression.type); | |
e98a2d6e PP |
2907 | ret = -EINVAL; |
2908 | goto error; | |
2909 | } | |
2910 | ||
2911 | alignment = right->u.unary_expression.u. | |
2912 | unsigned_constant; | |
2913 | ||
2914 | if (!is_align_valid(alignment)) { | |
28973adf PP |
2915 | _BT_LOGE_NODE(right, |
2916 | "Invalid `align` attribute in floating point number field type: " | |
08da4f77 PP |
2917 | "expecting power of two: " |
2918 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2919 | ret = -EINVAL; |
2920 | goto error; | |
2921 | } | |
2922 | ||
2923 | _SET(&set, _FLOAT_ALIGN_SET); | |
2924 | } else { | |
28973adf PP |
2925 | _BT_LOGW_NODE(left, |
2926 | "Unknown attribute in floating point number field type: " | |
08da4f77 | 2927 | "attr-name=\"%s\"", |
e98a2d6e PP |
2928 | left->u.unary_expression.u.string); |
2929 | } | |
2930 | } | |
2931 | ||
2932 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
08da4f77 | 2933 | BT_LOGE_STR("Missing `mant_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2934 | ret = -EPERM; |
2935 | goto error; | |
2936 | } | |
2937 | ||
2938 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
08da4f77 | 2939 | BT_LOGE_STR("Missing `exp_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2940 | ret = -EPERM; |
2941 | goto error; | |
2942 | } | |
2943 | ||
2944 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2945 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2946 | /* Bit-packed alignment */ | |
2947 | alignment = 1; | |
2948 | } else { | |
2949 | /* Byte-packed alignment */ | |
2950 | alignment = CHAR_BIT; | |
2951 | } | |
2952 | } | |
2953 | ||
50842bdc | 2954 | *float_decl = bt_field_type_floating_point_create(); |
e98a2d6e | 2955 | if (!*float_decl) { |
08da4f77 | 2956 | BT_LOGE_STR("Cannot create floating point number field type."); |
e98a2d6e PP |
2957 | ret = -ENOMEM; |
2958 | goto error; | |
2959 | } | |
2960 | ||
50842bdc | 2961 | ret = bt_field_type_floating_point_set_exponent_digits( |
e98a2d6e | 2962 | *float_decl, exp_dig); |
50842bdc | 2963 | ret |= bt_field_type_floating_point_set_mantissa_digits( |
e98a2d6e | 2964 | *float_decl, mant_dig); |
50842bdc PP |
2965 | ret |= bt_field_type_set_byte_order(*float_decl, byte_order); |
2966 | ret |= bt_field_type_set_alignment(*float_decl, alignment); | |
e98a2d6e | 2967 | if (ret) { |
08da4f77 | 2968 | BT_LOGE_STR("Cannot configure floating point number field type."); |
e98a2d6e PP |
2969 | ret = -EINVAL; |
2970 | goto error; | |
2971 | } | |
2972 | ||
2973 | return 0; | |
2974 | ||
2975 | error: | |
2976 | BT_PUT(*float_decl); | |
2977 | ||
2978 | return ret; | |
2979 | } | |
2980 | ||
2981 | static | |
2982 | int visit_string_decl(struct ctx *ctx, | |
2983 | struct bt_list_head *expressions, | |
50842bdc | 2984 | struct bt_field_type **string_decl) |
e98a2d6e PP |
2985 | { |
2986 | int set = 0; | |
2987 | int ret = 0; | |
2988 | struct ctf_node *expression; | |
50842bdc | 2989 | enum bt_string_encoding encoding = BT_STRING_ENCODING_UTF8; |
e98a2d6e PP |
2990 | |
2991 | *string_decl = NULL; | |
2992 | ||
2993 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2994 | struct ctf_node *left, *right; | |
2995 | ||
2996 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2997 | struct ctf_node, siblings); | |
2998 | right = _BT_LIST_FIRST_ENTRY( | |
2999 | &expression->u.ctf_expression.right, struct ctf_node, | |
3000 | siblings); | |
3001 | ||
3002 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
3003 | _BT_LOGE_NODE(left, |
3004 | "Unexpected unary expression type: type=%d", | |
3005 | left->u.unary_expression.type); | |
e98a2d6e PP |
3006 | ret = -EINVAL; |
3007 | goto error; | |
3008 | } | |
3009 | ||
3010 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
3011 | char *s_right; | |
3012 | ||
3013 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
28973adf | 3014 | _BT_LOGE_DUP_ATTR(left, "encoding", |
08da4f77 | 3015 | "string field type"); |
e98a2d6e PP |
3016 | ret = -EPERM; |
3017 | goto error; | |
3018 | } | |
3019 | ||
3020 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
3021 | _BT_LOGE_NODE(right, |
3022 | "Invalid `encoding` attribute in string field type: " | |
08da4f77 | 3023 | "expecting unary string."); |
e98a2d6e PP |
3024 | ret = -EINVAL; |
3025 | goto error; | |
3026 | } | |
3027 | ||
3028 | s_right = concatenate_unary_strings( | |
3029 | &expression->u.ctf_expression.right); | |
3030 | if (!s_right) { | |
28973adf PP |
3031 | _BT_LOGE_NODE(right, |
3032 | "Unexpected unary expression for string field type's `encoding` attribute."); | |
e98a2d6e PP |
3033 | ret = -EINVAL; |
3034 | goto error; | |
3035 | } | |
3036 | ||
3037 | if (!strcmp(s_right, "UTF8") || | |
3038 | !strcmp(s_right, "utf8") || | |
3039 | !strcmp(s_right, "utf-8") || | |
3040 | !strcmp(s_right, "UTF-8")) { | |
50842bdc | 3041 | encoding = BT_STRING_ENCODING_UTF8; |
e98a2d6e PP |
3042 | } else if (!strcmp(s_right, "ASCII") || |
3043 | !strcmp(s_right, "ascii")) { | |
50842bdc | 3044 | encoding = BT_STRING_ENCODING_ASCII; |
e98a2d6e | 3045 | } else if (!strcmp(s_right, "none")) { |
50842bdc | 3046 | encoding = BT_STRING_ENCODING_NONE; |
e98a2d6e | 3047 | } else { |
28973adf PP |
3048 | _BT_LOGE_NODE(right, |
3049 | "Invalid `encoding` attribute in string field type: " | |
08da4f77 | 3050 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
3051 | s_right); |
3052 | g_free(s_right); | |
3053 | ret = -EINVAL; | |
3054 | goto error; | |
3055 | } | |
3056 | ||
3057 | g_free(s_right); | |
3058 | _SET(&set, _STRING_ENCODING_SET); | |
3059 | } else { | |
28973adf PP |
3060 | _BT_LOGW_NODE(left, |
3061 | "Unknown attribute in string field type: " | |
08da4f77 | 3062 | "attr-name=\"%s\"", |
e98a2d6e PP |
3063 | left->u.unary_expression.u.string); |
3064 | } | |
3065 | } | |
3066 | ||
50842bdc | 3067 | *string_decl = bt_field_type_string_create(); |
e98a2d6e | 3068 | if (!*string_decl) { |
08da4f77 | 3069 | BT_LOGE_STR("Cannot create string field type."); |
e98a2d6e PP |
3070 | ret = -ENOMEM; |
3071 | goto error; | |
3072 | } | |
3073 | ||
50842bdc | 3074 | ret = bt_field_type_string_set_encoding(*string_decl, encoding); |
e98a2d6e | 3075 | if (ret) { |
08da4f77 | 3076 | BT_LOGE_STR("Cannot configure string field type."); |
e98a2d6e PP |
3077 | ret = -EINVAL; |
3078 | goto error; | |
3079 | } | |
3080 | ||
3081 | return 0; | |
3082 | ||
3083 | error: | |
3084 | BT_PUT(*string_decl); | |
3085 | ||
3086 | return ret; | |
3087 | } | |
3088 | ||
3089 | static | |
3090 | int visit_type_specifier_list(struct ctx *ctx, | |
3091 | struct ctf_node *ts_list, | |
50842bdc | 3092 | struct bt_field_type **decl) |
e98a2d6e PP |
3093 | { |
3094 | int ret = 0; | |
3095 | struct ctf_node *first, *node; | |
3096 | ||
3097 | *decl = NULL; | |
3098 | ||
3099 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
28973adf PP |
3100 | _BT_LOGE_NODE(ts_list, |
3101 | "Unexpected node type: node-type=%d", ts_list->type); | |
e98a2d6e PP |
3102 | ret = -EINVAL; |
3103 | goto error; | |
3104 | } | |
3105 | ||
3106 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.type_specifier_list.head, | |
3107 | struct ctf_node, siblings); | |
3108 | if (first->type != NODE_TYPE_SPECIFIER) { | |
28973adf PP |
3109 | _BT_LOGE_NODE(first, |
3110 | "Unexpected node type: node-type=%d", first->type); | |
e98a2d6e PP |
3111 | ret = -EINVAL; |
3112 | goto error; | |
3113 | } | |
3114 | ||
3115 | node = first->u.type_specifier.node; | |
3116 | ||
3117 | switch (first->u.type_specifier.type) { | |
3118 | case TYPESPEC_INTEGER: | |
3119 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
3120 | decl); | |
3121 | if (ret) { | |
3122 | assert(!*decl); | |
3123 | goto error; | |
3124 | } | |
3125 | break; | |
3126 | case TYPESPEC_FLOATING_POINT: | |
3127 | ret = visit_floating_point_number_decl(ctx, | |
3128 | &node->u.floating_point.expressions, decl); | |
3129 | if (ret) { | |
3130 | assert(!*decl); | |
3131 | goto error; | |
3132 | } | |
3133 | break; | |
3134 | case TYPESPEC_STRING: | |
3135 | ret = visit_string_decl(ctx, | |
3136 | &node->u.string.expressions, decl); | |
3137 | if (ret) { | |
3138 | assert(!*decl); | |
3139 | goto error; | |
3140 | } | |
3141 | break; | |
3142 | case TYPESPEC_STRUCT: | |
3143 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
3144 | &node->u._struct.declaration_list, | |
3145 | node->u._struct.has_body, | |
3146 | &node->u._struct.min_align, decl); | |
3147 | if (ret) { | |
3148 | assert(!*decl); | |
3149 | goto error; | |
3150 | } | |
3151 | break; | |
3152 | case TYPESPEC_VARIANT: | |
3153 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
3154 | node->u.variant.choice, | |
3155 | &node->u.variant.declaration_list, | |
3156 | node->u.variant.has_body, decl); | |
3157 | if (ret) { | |
3158 | assert(!*decl); | |
3159 | goto error; | |
3160 | } | |
3161 | break; | |
3162 | case TYPESPEC_ENUM: | |
3163 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
3164 | node->u._enum.container_type, | |
3165 | &node->u._enum.enumerator_list, | |
3166 | node->u._enum.has_body, decl); | |
3167 | if (ret) { | |
3168 | assert(!*decl); | |
3169 | goto error; | |
3170 | } | |
3171 | break; | |
3172 | case TYPESPEC_VOID: | |
3173 | case TYPESPEC_CHAR: | |
3174 | case TYPESPEC_SHORT: | |
3175 | case TYPESPEC_INT: | |
3176 | case TYPESPEC_LONG: | |
3177 | case TYPESPEC_FLOAT: | |
3178 | case TYPESPEC_DOUBLE: | |
3179 | case TYPESPEC_SIGNED: | |
3180 | case TYPESPEC_UNSIGNED: | |
3181 | case TYPESPEC_BOOL: | |
3182 | case TYPESPEC_COMPLEX: | |
3183 | case TYPESPEC_IMAGINARY: | |
3184 | case TYPESPEC_CONST: | |
3185 | case TYPESPEC_ID_TYPE: | |
3186 | ret = visit_type_specifier(ctx, ts_list, decl); | |
3187 | if (ret) { | |
28973adf PP |
3188 | _BT_LOGE_NODE(first, |
3189 | "Cannot visit type specifier: ret=%d", | |
3190 | ret); | |
e98a2d6e PP |
3191 | assert(!*decl); |
3192 | goto error; | |
3193 | } | |
3194 | break; | |
3195 | default: | |
28973adf PP |
3196 | _BT_LOGE_NODE(first, |
3197 | "Unexpected type specifier type: node-type=%d", | |
08da4f77 | 3198 | first->u.type_specifier.type); |
e98a2d6e PP |
3199 | ret = -EINVAL; |
3200 | goto error; | |
3201 | } | |
3202 | ||
3203 | assert(*decl); | |
3204 | ||
3205 | return 0; | |
3206 | ||
3207 | error: | |
3208 | BT_PUT(*decl); | |
3209 | ||
3210 | return ret; | |
3211 | } | |
3212 | ||
3213 | static | |
3214 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
50842bdc | 3215 | struct bt_event_class *event_class, int64_t *stream_id, |
e98a2d6e PP |
3216 | int *set) |
3217 | { | |
3218 | int ret = 0; | |
3219 | char *left = NULL; | |
50842bdc | 3220 | _BT_FIELD_TYPE_INIT(decl); |
e98a2d6e PP |
3221 | |
3222 | switch (node->type) { | |
3223 | case NODE_TYPEDEF: | |
3224 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3225 | &node->u._typedef.type_declarators); | |
3226 | if (ret) { | |
28973adf PP |
3227 | _BT_LOGE_NODE(node, |
3228 | "Cannot add type definition found in event class."); | |
e98a2d6e PP |
3229 | goto error; |
3230 | } | |
3231 | break; | |
3232 | case NODE_TYPEALIAS: | |
3233 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3234 | node->u.typealias.alias); | |
3235 | if (ret) { | |
28973adf PP |
3236 | _BT_LOGE_NODE(node, |
3237 | "Cannot add type alias found in event class."); | |
e98a2d6e PP |
3238 | goto error; |
3239 | } | |
3240 | break; | |
3241 | case NODE_CTF_EXPRESSION: | |
3242 | { | |
3243 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3244 | if (!left) { | |
28973adf | 3245 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3246 | ret = -EINVAL; |
3247 | goto error; | |
3248 | } | |
3249 | ||
3250 | if (!strcmp(left, "name")) { | |
3251 | /* This is already known at this stage */ | |
3252 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
28973adf PP |
3253 | _BT_LOGE_DUP_ATTR(node, "name", |
3254 | "event class"); | |
e98a2d6e PP |
3255 | ret = -EPERM; |
3256 | goto error; | |
3257 | } | |
3258 | ||
3259 | _SET(set, _EVENT_NAME_SET); | |
3260 | } else if (!strcmp(left, "id")) { | |
bc85036f | 3261 | int64_t id = -1; |
e98a2d6e PP |
3262 | |
3263 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
28973adf PP |
3264 | _BT_LOGE_DUP_ATTR(node, "id", |
3265 | "event class"); | |
e98a2d6e PP |
3266 | ret = -EPERM; |
3267 | goto error; | |
3268 | } | |
3269 | ||
3270 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3271 | (uint64_t *) &id); | |
5eae0c3c JG |
3272 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3273 | if (ret || (!ret && id < 0)) { | |
28973adf PP |
3274 | _BT_LOGE_NODE(node, |
3275 | "Unexpected unary expression for event class's `id` attribute."); | |
e98a2d6e PP |
3276 | ret = -EINVAL; |
3277 | goto error; | |
3278 | } | |
3279 | ||
50842bdc | 3280 | ret = bt_event_class_set_id(event_class, id); |
e98a2d6e | 3281 | if (ret) { |
28973adf PP |
3282 | _BT_LOGE_NODE(node, |
3283 | "Cannot set event class's ID: " | |
08da4f77 | 3284 | "id=%" PRId64, id); |
e98a2d6e PP |
3285 | goto error; |
3286 | } | |
3287 | ||
3288 | _SET(set, _EVENT_ID_SET); | |
3289 | } else if (!strcmp(left, "stream_id")) { | |
3290 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
28973adf | 3291 | _BT_LOGE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3292 | "event class"); |
e98a2d6e PP |
3293 | ret = -EPERM; |
3294 | goto error; | |
3295 | } | |
3296 | ||
3297 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3298 | (uint64_t *) stream_id); | |
5eae0c3c JG |
3299 | /* |
3300 | * Only read "stream_id" if get_unary_unsigned() | |
3301 | * succeeded. | |
3302 | */ | |
3303 | if (ret || (!ret && *stream_id < 0)) { | |
28973adf PP |
3304 | _BT_LOGE_NODE(node, |
3305 | "Unexpected unary expression for event class's `stream_id` attribute."); | |
e98a2d6e PP |
3306 | ret = -EINVAL; |
3307 | goto error; | |
3308 | } | |
3309 | ||
3310 | _SET(set, _EVENT_STREAM_ID_SET); | |
3311 | } else if (!strcmp(left, "context")) { | |
3312 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
28973adf PP |
3313 | _BT_LOGE_NODE(node, |
3314 | "Duplicate `context` entry in event class."); | |
e98a2d6e PP |
3315 | ret = -EPERM; |
3316 | goto error; | |
3317 | } | |
3318 | ||
3319 | ret = visit_type_specifier_list(ctx, | |
3320 | _BT_LIST_FIRST_ENTRY( | |
3321 | &node->u.ctf_expression.right, | |
3322 | struct ctf_node, siblings), | |
3323 | &decl); | |
3324 | if (ret) { | |
28973adf PP |
3325 | _BT_LOGE_NODE(node, |
3326 | "Cannot create event class's context field type."); | |
e98a2d6e PP |
3327 | goto error; |
3328 | } | |
3329 | ||
3330 | assert(decl); | |
50842bdc | 3331 | ret = bt_event_class_set_context_type( |
e98a2d6e PP |
3332 | event_class, decl); |
3333 | BT_PUT(decl); | |
3334 | if (ret) { | |
28973adf PP |
3335 | _BT_LOGE_NODE(node, |
3336 | "Cannot set event class's context field type."); | |
e98a2d6e PP |
3337 | goto error; |
3338 | } | |
3339 | ||
3340 | _SET(set, _EVENT_CONTEXT_SET); | |
3341 | } else if (!strcmp(left, "fields")) { | |
3342 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
28973adf PP |
3343 | _BT_LOGE_NODE(node, |
3344 | "Duplicate `fields` entry in event class."); | |
e98a2d6e PP |
3345 | ret = -EPERM; |
3346 | goto error; | |
3347 | } | |
3348 | ||
3349 | ret = visit_type_specifier_list(ctx, | |
3350 | _BT_LIST_FIRST_ENTRY( | |
3351 | &node->u.ctf_expression.right, | |
3352 | struct ctf_node, siblings), | |
3353 | &decl); | |
3354 | if (ret) { | |
28973adf PP |
3355 | _BT_LOGE_NODE(node, |
3356 | "Cannot create event class's payload field type."); | |
e98a2d6e PP |
3357 | goto error; |
3358 | } | |
3359 | ||
3360 | assert(decl); | |
50842bdc | 3361 | ret = bt_event_class_set_payload_type( |
e98a2d6e PP |
3362 | event_class, decl); |
3363 | BT_PUT(decl); | |
3364 | if (ret) { | |
28973adf PP |
3365 | _BT_LOGE_NODE(node, |
3366 | "Cannot set event class's payload field type."); | |
e98a2d6e PP |
3367 | goto error; |
3368 | } | |
3369 | ||
3370 | _SET(set, _EVENT_FIELDS_SET); | |
3371 | } else if (!strcmp(left, "loglevel")) { | |
c3c30b08 | 3372 | uint64_t loglevel_value; |
50842bdc PP |
3373 | enum bt_event_class_log_level log_level = |
3374 | BT_EVENT_CLASS_LOG_LEVEL_UNSPECIFIED; | |
e98a2d6e PP |
3375 | |
3376 | if (_IS_SET(set, _EVENT_LOGLEVEL_SET)) { | |
28973adf | 3377 | _BT_LOGE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3378 | "event class"); |
e98a2d6e PP |
3379 | ret = -EPERM; |
3380 | goto error; | |
3381 | } | |
3382 | ||
3383 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
c3c30b08 | 3384 | &loglevel_value); |
e98a2d6e | 3385 | if (ret) { |
28973adf PP |
3386 | _BT_LOGE_NODE(node, |
3387 | "Unexpected unary expression for event class's `loglevel` attribute."); | |
e98a2d6e PP |
3388 | ret = -EINVAL; |
3389 | goto error; | |
3390 | } | |
cf76ce92 PP |
3391 | |
3392 | switch (loglevel_value) { | |
3393 | case 0: | |
50842bdc | 3394 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3395 | break; |
3396 | case 1: | |
50842bdc | 3397 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3398 | break; |
3399 | case 2: | |
50842bdc | 3400 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3401 | break; |
3402 | case 3: | |
50842bdc | 3403 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3404 | break; |
3405 | case 4: | |
50842bdc | 3406 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3407 | break; |
3408 | case 5: | |
50842bdc | 3409 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3410 | break; |
3411 | case 6: | |
50842bdc | 3412 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3413 | break; |
3414 | case 7: | |
50842bdc | 3415 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3416 | break; |
3417 | case 8: | |
50842bdc | 3418 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3419 | break; |
3420 | case 9: | |
50842bdc | 3421 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3422 | break; |
3423 | case 10: | |
50842bdc | 3424 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3425 | break; |
3426 | case 11: | |
50842bdc | 3427 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3428 | break; |
3429 | case 12: | |
50842bdc | 3430 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3431 | break; |
3432 | case 13: | |
50842bdc | 3433 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3434 | break; |
3435 | case 14: | |
50842bdc | 3436 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3437 | break; |
3438 | default: | |
3439 | _BT_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " | |
3440 | "log-level=%" PRIu64, loglevel_value); | |
c3c30b08 | 3441 | } |
cf76ce92 | 3442 | |
50842bdc PP |
3443 | if (log_level != BT_EVENT_CLASS_LOG_LEVEL_UNSPECIFIED) { |
3444 | ret = bt_event_class_set_log_level( | |
cf76ce92 PP |
3445 | event_class, log_level); |
3446 | if (ret) { | |
28973adf | 3447 | _BT_LOGE_NODE(node, |
cf76ce92 | 3448 | "Cannot set event class's log level."); |
c3c30b08 MD |
3449 | goto error; |
3450 | } | |
c3c30b08 | 3451 | } |
cf76ce92 | 3452 | |
e98a2d6e PP |
3453 | _SET(set, _EVENT_LOGLEVEL_SET); |
3454 | } else if (!strcmp(left, "model.emf.uri")) { | |
3455 | char *right; | |
3456 | ||
3457 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
28973adf PP |
3458 | _BT_LOGE_DUP_ATTR(node, "model.emf.uri", |
3459 | "event class"); | |
e98a2d6e PP |
3460 | ret = -EPERM; |
3461 | goto error; | |
3462 | } | |
3463 | ||
3464 | right = concatenate_unary_strings( | |
3465 | &node->u.ctf_expression.right); | |
3466 | if (!right) { | |
28973adf PP |
3467 | _BT_LOGE_NODE(node, |
3468 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
e98a2d6e PP |
3469 | ret = -EINVAL; |
3470 | goto error; | |
3471 | } | |
3472 | ||
cf76ce92 PP |
3473 | if (strlen(right) == 0) { |
3474 | _BT_LOGW_NODE(node, | |
3475 | "Not setting event class's EMF URI because it's empty."); | |
3476 | } else { | |
50842bdc | 3477 | ret = bt_event_class_set_emf_uri( |
cf76ce92 PP |
3478 | event_class, right); |
3479 | if (ret) { | |
3480 | _BT_LOGE_NODE(node, | |
3481 | "Cannot set event class's EMF URI."); | |
3482 | goto error; | |
3483 | } | |
28973adf | 3484 | } |
cf76ce92 | 3485 | |
e98a2d6e PP |
3486 | g_free(right); |
3487 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3488 | } else { | |
28973adf PP |
3489 | _BT_LOGW_NODE(node, |
3490 | "Unknown attribute in event class: " | |
08da4f77 | 3491 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3492 | } |
3493 | ||
3494 | g_free(left); | |
3495 | left = NULL; | |
3496 | break; | |
3497 | } | |
3498 | default: | |
3499 | ret = -EPERM; | |
3500 | goto error; | |
3501 | } | |
3502 | ||
3503 | return 0; | |
3504 | ||
3505 | error: | |
3506 | if (left) { | |
3507 | g_free(left); | |
3508 | } | |
3509 | ||
3510 | BT_PUT(decl); | |
3511 | ||
3512 | return ret; | |
3513 | } | |
3514 | ||
3515 | static | |
3516 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3517 | { | |
3518 | char *left = NULL; | |
3519 | char *name = NULL; | |
3520 | struct ctf_node *iter; | |
3521 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3522 | ||
3523 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3524 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3525 | continue; | |
3526 | } | |
3527 | ||
3528 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3529 | if (!left) { | |
28973adf PP |
3530 | _BT_LOGE_NODE(iter, |
3531 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
3532 | goto error; |
3533 | } | |
3534 | ||
3535 | if (!strcmp(left, "name")) { | |
3536 | name = concatenate_unary_strings( | |
3537 | &iter->u.ctf_expression.right); | |
3538 | if (!name) { | |
28973adf PP |
3539 | _BT_LOGE_NODE(iter, |
3540 | "Unexpected unary expression for event class's `name` attribute."); | |
e98a2d6e PP |
3541 | goto error; |
3542 | } | |
3543 | } | |
3544 | ||
3545 | g_free(left); | |
3546 | left = NULL; | |
3547 | ||
3548 | if (name) { | |
3549 | break; | |
3550 | } | |
3551 | } | |
3552 | ||
3553 | return name; | |
3554 | ||
3555 | error: | |
3556 | g_free(left); | |
3557 | ||
3558 | return NULL; | |
3559 | } | |
3560 | ||
3561 | static | |
3562 | int reset_event_decl_types(struct ctx *ctx, | |
50842bdc | 3563 | struct bt_event_class *event_class) |
e98a2d6e PP |
3564 | { |
3565 | int ret = 0; | |
e98a2d6e | 3566 | |
835b2d10 | 3567 | /* Context type. */ |
50842bdc | 3568 | ret = bt_event_class_set_context_type(event_class, NULL); |
e98a2d6e | 3569 | if (ret) { |
28973adf PP |
3570 | BT_LOGE("Cannot reset initial event class's context field type: " |
3571 | "event-name=\"%s\"", | |
50842bdc | 3572 | bt_event_class_get_name(event_class)); |
835b2d10 | 3573 | goto end; |
e98a2d6e PP |
3574 | } |
3575 | ||
835b2d10 | 3576 | /* Event payload. */ |
50842bdc | 3577 | ret = bt_event_class_set_payload_type(event_class, NULL); |
e98a2d6e | 3578 | if (ret) { |
28973adf PP |
3579 | BT_LOGE("Cannot reset initial event class's payload field type: " |
3580 | "event-name=\"%s\"", | |
50842bdc | 3581 | bt_event_class_get_name(event_class)); |
835b2d10 | 3582 | goto end; |
e98a2d6e | 3583 | } |
835b2d10 | 3584 | end: |
e98a2d6e PP |
3585 | return ret; |
3586 | } | |
3587 | ||
3588 | static | |
3589 | int reset_stream_decl_types(struct ctx *ctx, | |
50842bdc | 3590 | struct bt_stream_class *stream_class) |
e98a2d6e PP |
3591 | { |
3592 | int ret = 0; | |
e98a2d6e | 3593 | |
835b2d10 | 3594 | /* Packet context. */ |
50842bdc | 3595 | ret = bt_stream_class_set_packet_context_type(stream_class, NULL); |
e98a2d6e | 3596 | if (ret) { |
08da4f77 | 3597 | BT_LOGE_STR("Cannot reset initial stream class's packet context field type."); |
835b2d10 | 3598 | goto end; |
e98a2d6e PP |
3599 | } |
3600 | ||
835b2d10 | 3601 | /* Event header. */ |
50842bdc | 3602 | ret = bt_stream_class_set_event_header_type(stream_class, NULL); |
e98a2d6e | 3603 | if (ret) { |
08da4f77 | 3604 | BT_LOGE_STR("Cannot reset initial stream class's event header field type."); |
835b2d10 | 3605 | goto end; |
e98a2d6e PP |
3606 | } |
3607 | ||
835b2d10 | 3608 | /* Event context. */ |
50842bdc | 3609 | ret = bt_stream_class_set_event_context_type(stream_class, NULL); |
e98a2d6e | 3610 | if (ret) { |
08da4f77 | 3611 | BT_LOGE_STR("Cannot reset initial stream class's event context field type."); |
835b2d10 | 3612 | goto end; |
e98a2d6e | 3613 | } |
835b2d10 | 3614 | end: |
e98a2d6e PP |
3615 | return ret; |
3616 | } | |
3617 | ||
3618 | static | |
50842bdc | 3619 | struct bt_stream_class *create_reset_stream_class(struct ctx *ctx) |
e98a2d6e PP |
3620 | { |
3621 | int ret; | |
50842bdc | 3622 | struct bt_stream_class *stream_class; |
e98a2d6e | 3623 | |
50842bdc | 3624 | stream_class = bt_stream_class_create_empty(NULL); |
e98a2d6e | 3625 | if (!stream_class) { |
08da4f77 | 3626 | BT_LOGE_STR("Cannot create empty stream class."); |
e98a2d6e PP |
3627 | goto error; |
3628 | } | |
3629 | ||
3630 | /* | |
835b2d10 JG |
3631 | * Set packet context, event header, and event context to NULL to |
3632 | * override the default ones. | |
e98a2d6e PP |
3633 | */ |
3634 | ret = reset_stream_decl_types(ctx, stream_class); | |
3635 | if (ret) { | |
3636 | goto error; | |
3637 | } | |
3638 | ||
3639 | return stream_class; | |
3640 | ||
3641 | error: | |
3642 | BT_PUT(stream_class); | |
3643 | ||
3644 | return NULL; | |
3645 | } | |
3646 | ||
3647 | static | |
3648 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3649 | { | |
3650 | int ret = 0; | |
3651 | int set = 0; | |
3652 | int64_t event_id; | |
3653 | struct ctf_node *iter; | |
3654 | int64_t stream_id = -1; | |
3655 | char *event_name = NULL; | |
50842bdc PP |
3656 | struct bt_event_class *event_class = NULL; |
3657 | struct bt_event_class *eevent_class; | |
3658 | struct bt_stream_class *stream_class = NULL; | |
e98a2d6e | 3659 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3660 | bool pop_scope = false; |
e98a2d6e PP |
3661 | |
3662 | if (node->visited) { | |
3663 | goto end; | |
3664 | } | |
3665 | ||
3666 | node->visited = TRUE; | |
3667 | event_name = get_event_decl_name(ctx, node); | |
3668 | if (!event_name) { | |
28973adf PP |
3669 | _BT_LOGE_NODE(node, |
3670 | "Missing `name` attribute in event class."); | |
e98a2d6e PP |
3671 | ret = -EPERM; |
3672 | goto error; | |
3673 | } | |
3674 | ||
50842bdc | 3675 | event_class = bt_event_class_create(event_name); |
e98a2d6e PP |
3676 | |
3677 | /* | |
835b2d10 | 3678 | * Unset context and fields to override the default ones. |
e98a2d6e PP |
3679 | */ |
3680 | ret = reset_event_decl_types(ctx, event_class); | |
3681 | if (ret) { | |
28973adf PP |
3682 | _BT_LOGE_NODE(node, |
3683 | "Cannot reset event class's field types: " | |
3684 | "ret=%d", ret); | |
e98a2d6e PP |
3685 | goto error; |
3686 | } | |
3687 | ||
e98a2d6e PP |
3688 | ret = ctx_push_scope(ctx); |
3689 | if (ret) { | |
08da4f77 | 3690 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
3691 | goto error; |
3692 | } | |
3693 | ||
1e649dff PP |
3694 | pop_scope = true; |
3695 | ||
e98a2d6e PP |
3696 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3697 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3698 | &stream_id, &set); | |
3699 | if (ret) { | |
28973adf PP |
3700 | _BT_LOGE_NODE(iter, "Cannot visit event class's entry: " |
3701 | "ret=%d", ret); | |
e98a2d6e PP |
3702 | goto error; |
3703 | } | |
3704 | } | |
3705 | ||
3706 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3707 | GList *keys = NULL; | |
942c0e8f | 3708 | int64_t *new_stream_id; |
50842bdc | 3709 | struct bt_stream_class *new_stream_class; |
1e649dff PP |
3710 | size_t stream_class_count = |
3711 | g_hash_table_size(ctx->stream_classes) + | |
50842bdc | 3712 | bt_trace_get_stream_class_count(ctx->trace); |
e98a2d6e | 3713 | |
1e649dff PP |
3714 | /* |
3715 | * Allow missing stream_id if there is only a single | |
3716 | * stream class. | |
3717 | */ | |
3718 | switch (stream_class_count) { | |
e98a2d6e | 3719 | case 0: |
1e649dff | 3720 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3721 | stream_id = 0; |
e98a2d6e PP |
3722 | new_stream_class = create_reset_stream_class(ctx); |
3723 | if (!new_stream_class) { | |
28973adf PP |
3724 | _BT_LOGE_NODE(node, |
3725 | "Cannot create empty stream class."); | |
e98a2d6e PP |
3726 | ret = -EINVAL; |
3727 | goto error; | |
3728 | } | |
3729 | ||
50842bdc | 3730 | ret = bt_stream_class_set_id(new_stream_class, |
7b4b1ba2 | 3731 | stream_id); |
e98a2d6e | 3732 | if (ret) { |
28973adf PP |
3733 | _BT_LOGE_NODE(node, |
3734 | "Cannot set stream class's ID: " | |
08da4f77 | 3735 | "id=0, ret=%d", ret); |
e98a2d6e PP |
3736 | BT_PUT(new_stream_class); |
3737 | goto error; | |
3738 | } | |
3739 | ||
942c0e8f MJ |
3740 | new_stream_id = g_new0(int64_t, 1); |
3741 | if (!new_stream_id) { | |
3742 | BT_LOGE_STR("Failed to allocate a int64_t."); | |
3743 | ret = -ENOMEM; | |
3744 | goto error; | |
3745 | } | |
e98a2d6e | 3746 | |
7b4b1ba2 PP |
3747 | *new_stream_id = stream_id; |
3748 | ||
e98a2d6e PP |
3749 | /* Move reference to visitor's context */ |
3750 | g_hash_table_insert(ctx->stream_classes, | |
942c0e8f MJ |
3751 | new_stream_id, new_stream_class); |
3752 | new_stream_id = NULL; | |
e98a2d6e | 3753 | new_stream_class = NULL; |
e98a2d6e PP |
3754 | break; |
3755 | case 1: | |
1e649dff PP |
3756 | /* Single stream class: get its ID */ |
3757 | if (g_hash_table_size(ctx->stream_classes) == 1) { | |
3758 | keys = g_hash_table_get_keys(ctx->stream_classes); | |
942c0e8f | 3759 | stream_id = *((int64_t *) keys->data); |
1e649dff PP |
3760 | g_list_free(keys); |
3761 | } else { | |
50842bdc | 3762 | assert(bt_trace_get_stream_class_count( |
1e649dff | 3763 | ctx->trace) == 1); |
9ac68eb1 | 3764 | stream_class = |
50842bdc | 3765 | bt_trace_get_stream_class_by_index( |
9ac68eb1 | 3766 | ctx->trace, 0); |
1e649dff | 3767 | assert(stream_class); |
50842bdc | 3768 | stream_id = bt_stream_class_get_id( |
1e649dff PP |
3769 | stream_class); |
3770 | BT_PUT(stream_class); | |
3771 | } | |
e98a2d6e PP |
3772 | break; |
3773 | default: | |
28973adf PP |
3774 | _BT_LOGE_NODE(node, |
3775 | "Missing `stream_id` attribute in event class."); | |
e98a2d6e PP |
3776 | ret = -EPERM; |
3777 | goto error; | |
3778 | } | |
3779 | } | |
3780 | ||
e98a2d6e PP |
3781 | assert(stream_id >= 0); |
3782 | ||
1e649dff | 3783 | /* We have the stream ID now; get the stream class if found */ |
942c0e8f | 3784 | stream_class = g_hash_table_lookup(ctx->stream_classes, &stream_id); |
1e649dff | 3785 | bt_get(stream_class); |
e98a2d6e | 3786 | if (!stream_class) { |
50842bdc | 3787 | stream_class = bt_trace_get_stream_class_by_id(ctx->trace, |
e98a2d6e | 3788 | stream_id); |
1e649dff | 3789 | if (!stream_class) { |
28973adf PP |
3790 | _BT_LOGE_NODE(node, |
3791 | "Cannot find stream class at this point: " | |
08da4f77 | 3792 | "id=%" PRId64, stream_id); |
1e649dff PP |
3793 | ret = -EINVAL; |
3794 | goto error; | |
3795 | } | |
e98a2d6e PP |
3796 | } |
3797 | ||
1e649dff PP |
3798 | assert(stream_class); |
3799 | ||
e98a2d6e PP |
3800 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3801 | /* Allow only one event without ID per stream */ | |
50842bdc | 3802 | if (bt_stream_class_get_event_class_count(stream_class) != |
e98a2d6e | 3803 | 0) { |
28973adf PP |
3804 | _BT_LOGE_NODE(node, |
3805 | "Missing `id` attribute in event class."); | |
e98a2d6e PP |
3806 | ret = -EPERM; |
3807 | goto error; | |
3808 | } | |
3809 | ||
3810 | /* Automatic ID */ | |
50842bdc | 3811 | ret = bt_event_class_set_id(event_class, 0); |
e98a2d6e | 3812 | if (ret) { |
28973adf PP |
3813 | _BT_LOGE_NODE(node, |
3814 | "Cannot set event class's ID: id=0, ret=%d", | |
08da4f77 | 3815 | ret); |
e98a2d6e PP |
3816 | goto error; |
3817 | } | |
3818 | } | |
3819 | ||
50842bdc | 3820 | event_id = bt_event_class_get_id(event_class); |
e98a2d6e | 3821 | if (event_id < 0) { |
28973adf | 3822 | _BT_LOGE_NODE(node, "Cannot get event class's ID."); |
e98a2d6e PP |
3823 | ret = -EINVAL; |
3824 | goto error; | |
3825 | } | |
3826 | ||
50842bdc | 3827 | eevent_class = bt_stream_class_get_event_class_by_id(stream_class, |
e98a2d6e PP |
3828 | event_id); |
3829 | if (eevent_class) { | |
3830 | BT_PUT(eevent_class); | |
28973adf PP |
3831 | _BT_LOGE_NODE(node, |
3832 | "Duplicate event class (same ID) in the same stream class: " | |
08da4f77 | 3833 | "id=%" PRId64, event_id); |
e98a2d6e PP |
3834 | ret = -EEXIST; |
3835 | goto error; | |
3836 | } | |
3837 | ||
50842bdc | 3838 | ret = bt_stream_class_add_event_class(stream_class, event_class); |
e98a2d6e | 3839 | BT_PUT(event_class); |
e98a2d6e | 3840 | if (ret) { |
28973adf PP |
3841 | _BT_LOGE_NODE(node, |
3842 | "Cannot add event class to stream class: ret=%d", ret); | |
e98a2d6e PP |
3843 | goto error; |
3844 | } | |
3845 | ||
1e649dff | 3846 | goto end; |
e98a2d6e PP |
3847 | |
3848 | error: | |
1e649dff | 3849 | bt_put(event_class); |
e98a2d6e | 3850 | |
1e649dff PP |
3851 | end: |
3852 | if (pop_scope) { | |
3853 | ctx_pop_scope(ctx); | |
3854 | } | |
e98a2d6e | 3855 | |
1e649dff PP |
3856 | g_free(event_name); |
3857 | bt_put(stream_class); | |
e98a2d6e PP |
3858 | return ret; |
3859 | } | |
3860 | ||
56b43721 | 3861 | static |
7bf5af54 | 3862 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
50842bdc | 3863 | struct bt_field_type *ft) |
56b43721 | 3864 | { |
50842bdc PP |
3865 | struct bt_clock_class *clock_class_to_map_to = NULL; |
3866 | struct bt_clock_class *mapped_clock_class = NULL; | |
56b43721 | 3867 | int ret = 0; |
7bf5af54 | 3868 | int64_t clock_class_count; |
56b43721 | 3869 | |
50842bdc | 3870 | if (!ft || !bt_field_type_is_integer(ft)) { |
56b43721 PP |
3871 | goto end; |
3872 | } | |
3873 | ||
7bf5af54 | 3874 | mapped_clock_class = |
50842bdc | 3875 | bt_field_type_integer_get_mapped_clock_class(ft); |
7bf5af54 | 3876 | if (mapped_clock_class) { |
56b43721 PP |
3877 | goto end; |
3878 | } | |
3879 | ||
50842bdc | 3880 | clock_class_count = bt_trace_get_clock_class_count(ctx->trace); |
7bf5af54 PP |
3881 | assert(clock_class_count >= 0); |
3882 | ||
3883 | switch (clock_class_count) { | |
3884 | case 0: | |
3885 | /* | |
3886 | * No clock class exists in the trace at this | |
3887 | * point. Create an implicit one at 1 GHz, | |
3888 | * named `default`, and use this clock class. | |
3889 | */ | |
50842bdc | 3890 | clock_class_to_map_to = bt_clock_class_create("default", |
f3534905 | 3891 | 1000000000); |
7bf5af54 PP |
3892 | if (!clock_class_to_map_to) { |
3893 | BT_LOGE_STR("Cannot create a clock class."); | |
3894 | ret = -1; | |
3895 | goto end; | |
3896 | } | |
3897 | ||
50842bdc | 3898 | ret = bt_trace_add_clock_class(ctx->trace, |
7bf5af54 PP |
3899 | clock_class_to_map_to); |
3900 | if (ret) { | |
3901 | BT_LOGE_STR("Cannot add clock class to trace."); | |
3902 | goto end; | |
3903 | } | |
3904 | break; | |
3905 | case 1: | |
3906 | /* | |
3907 | * Only one clock class exists in the trace at | |
3908 | * this point: use this one. | |
3909 | */ | |
3910 | clock_class_to_map_to = | |
50842bdc | 3911 | bt_trace_get_clock_class_by_index(ctx->trace, 0); |
7bf5af54 PP |
3912 | assert(clock_class_to_map_to); |
3913 | break; | |
3914 | default: | |
3915 | /* | |
3916 | * Timestamp field not mapped to a clock class | |
3917 | * and there's more than one clock class in the | |
3918 | * trace: this is an error. | |
3919 | */ | |
3920 | BT_LOGE_STR("Timestamp field found with no mapped clock class, " | |
3921 | "but there's more than one clock class in the trace at this point."); | |
3922 | ret = -1; | |
56b43721 PP |
3923 | goto end; |
3924 | } | |
3925 | ||
7bf5af54 | 3926 | assert(clock_class_to_map_to); |
50842bdc | 3927 | ret = bt_field_type_integer_set_mapped_clock_class(ft, |
7bf5af54 PP |
3928 | clock_class_to_map_to); |
3929 | if (ret) { | |
3930 | BT_LOGE("Cannot map field type's field to trace's clock class: " | |
3931 | "clock-class-name=\"%s\", ret=%d", | |
50842bdc | 3932 | bt_clock_class_get_name(clock_class_to_map_to), |
7bf5af54 | 3933 | ret); |
56b43721 PP |
3934 | goto end; |
3935 | } | |
3936 | ||
7bf5af54 PP |
3937 | end: |
3938 | bt_put(clock_class_to_map_to); | |
3939 | bt_put(mapped_clock_class); | |
3940 | return ret; | |
3941 | } | |
56b43721 | 3942 | |
7bf5af54 PP |
3943 | static |
3944 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
50842bdc | 3945 | struct bt_field_type *root_ft, const char *field_name) |
7bf5af54 PP |
3946 | { |
3947 | int ret = 0; | |
3948 | int64_t i, count; | |
56b43721 | 3949 | |
7bf5af54 PP |
3950 | if (!root_ft) { |
3951 | goto end; | |
3952 | } | |
56b43721 | 3953 | |
50842bdc PP |
3954 | if (!bt_field_type_is_structure(root_ft) && |
3955 | !bt_field_type_is_variant(root_ft)) { | |
7bf5af54 PP |
3956 | goto end; |
3957 | } | |
3958 | ||
50842bdc PP |
3959 | if (bt_field_type_is_structure(root_ft)) { |
3960 | count = bt_field_type_structure_get_field_count(root_ft); | |
7bf5af54 | 3961 | } else { |
50842bdc | 3962 | count = bt_field_type_variant_get_field_count(root_ft); |
7bf5af54 PP |
3963 | } |
3964 | ||
3965 | assert(count >= 0); | |
3966 | ||
3967 | for (i = 0; i < count; i++) { | |
50842bdc | 3968 | _BT_FIELD_TYPE_INIT(ft); |
7bf5af54 PP |
3969 | const char *name; |
3970 | ||
50842bdc PP |
3971 | if (bt_field_type_is_structure(root_ft)) { |
3972 | ret = bt_field_type_structure_get_field_by_index( | |
7bf5af54 | 3973 | root_ft, &name, &ft, i); |
50842bdc PP |
3974 | } else if (bt_field_type_is_variant(root_ft)) { |
3975 | ret = bt_field_type_variant_get_field_by_index( | |
7bf5af54 PP |
3976 | root_ft, &name, &ft, i); |
3977 | } | |
3978 | ||
3979 | assert(ret == 0); | |
3980 | ||
3981 | if (strcmp(name, field_name) == 0) { | |
3982 | ret = auto_map_field_to_trace_clock_class(ctx, ft); | |
3983 | if (ret) { | |
3984 | BT_LOGE("Cannot automatically map field to trace's clock class: " | |
3985 | "field-name=\"%s\"", field_name); | |
3986 | bt_put(ft); | |
3987 | goto end; | |
56b43721 PP |
3988 | } |
3989 | } | |
3990 | ||
7bf5af54 PP |
3991 | ret = auto_map_fields_to_trace_clock_class(ctx, ft, field_name); |
3992 | bt_put(ft); | |
3993 | if (ret) { | |
3994 | BT_LOGE("Cannot automatically map structure or variant field type's fields to trace's clock class: " | |
3995 | "field-name=\"%s\", root-field-name=\"%s\"", | |
3996 | field_name, name); | |
3997 | goto end; | |
3998 | } | |
56b43721 PP |
3999 | } |
4000 | ||
4001 | end: | |
56b43721 PP |
4002 | return ret; |
4003 | } | |
4004 | ||
e98a2d6e PP |
4005 | static |
4006 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
50842bdc | 4007 | struct bt_stream_class *stream_class, int *set) |
e98a2d6e PP |
4008 | { |
4009 | int ret = 0; | |
4010 | char *left = NULL; | |
50842bdc | 4011 | _BT_FIELD_TYPE_INIT(decl); |
e98a2d6e PP |
4012 | |
4013 | switch (node->type) { | |
4014 | case NODE_TYPEDEF: | |
4015 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
4016 | &node->u._typedef.type_declarators); | |
4017 | if (ret) { | |
28973adf PP |
4018 | _BT_LOGE_NODE(node, |
4019 | "Cannot add type definition found in stream class."); | |
e98a2d6e PP |
4020 | goto error; |
4021 | } | |
4022 | break; | |
4023 | case NODE_TYPEALIAS: | |
4024 | ret = visit_typealias(ctx, node->u.typealias.target, | |
4025 | node->u.typealias.alias); | |
4026 | if (ret) { | |
28973adf PP |
4027 | _BT_LOGE_NODE(node, |
4028 | "Cannot add type alias found in stream class."); | |
e98a2d6e PP |
4029 | goto error; |
4030 | } | |
4031 | break; | |
4032 | case NODE_CTF_EXPRESSION: | |
4033 | { | |
4034 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
4035 | if (!left) { | |
28973adf | 4036 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4037 | ret = -EINVAL; |
4038 | goto error; | |
4039 | } | |
4040 | ||
4041 | if (!strcmp(left, "id")) { | |
4042 | int64_t id; | |
4043 | gpointer ptr; | |
4044 | ||
4045 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
28973adf PP |
4046 | _BT_LOGE_DUP_ATTR(node, "id", |
4047 | "stream declaration"); | |
e98a2d6e PP |
4048 | ret = -EPERM; |
4049 | goto error; | |
4050 | } | |
4051 | ||
4052 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
4053 | (uint64_t *) &id); | |
5eae0c3c JG |
4054 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
4055 | if (ret || (!ret && id < 0)) { | |
28973adf PP |
4056 | _BT_LOGE_NODE(node, |
4057 | "Unexpected unary expression for stream class's `id` attribute."); | |
e98a2d6e PP |
4058 | ret = -EINVAL; |
4059 | goto error; | |
4060 | } | |
4061 | ||
942c0e8f | 4062 | ptr = g_hash_table_lookup(ctx->stream_classes, &id); |
e98a2d6e | 4063 | if (ptr) { |
28973adf PP |
4064 | _BT_LOGE_NODE(node, |
4065 | "Duplicate stream class (same ID): id=%" PRId64, | |
e98a2d6e PP |
4066 | id); |
4067 | ret = -EEXIST; | |
4068 | goto error; | |
4069 | } | |
4070 | ||
50842bdc | 4071 | ret = bt_stream_class_set_id(stream_class, id); |
e98a2d6e | 4072 | if (ret) { |
28973adf PP |
4073 | _BT_LOGE_NODE(node, |
4074 | "Cannot set stream class's ID: " | |
08da4f77 | 4075 | "id=%" PRId64 ", ret=%d", id, ret); |
e98a2d6e PP |
4076 | goto error; |
4077 | } | |
4078 | ||
4079 | _SET(set, _STREAM_ID_SET); | |
4080 | } else if (!strcmp(left, "event.header")) { | |
4081 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
28973adf PP |
4082 | _BT_LOGE_NODE(node, |
4083 | "Duplicate `event.header` entry in stream class."); | |
e98a2d6e PP |
4084 | ret = -EPERM; |
4085 | goto error; | |
4086 | } | |
4087 | ||
4088 | ret = visit_type_specifier_list(ctx, | |
4089 | _BT_LIST_FIRST_ENTRY( | |
4090 | &node->u.ctf_expression.right, | |
4091 | struct ctf_node, siblings), | |
4092 | &decl); | |
4093 | if (ret) { | |
28973adf PP |
4094 | _BT_LOGE_NODE(node, |
4095 | "Cannot create stream class's event header field type."); | |
e98a2d6e PP |
4096 | goto error; |
4097 | } | |
4098 | ||
4099 | assert(decl); | |
56b43721 | 4100 | ret = auto_map_fields_to_trace_clock_class(ctx, |
7bf5af54 | 4101 | decl, "timestamp"); |
56b43721 PP |
4102 | if (ret) { |
4103 | _BT_LOGE_NODE(node, | |
7bf5af54 | 4104 | "Cannot automatically map specific event header field type fields named `timestamp` to trace's clock class."); |
56b43721 PP |
4105 | goto error; |
4106 | } | |
e98a2d6e | 4107 | |
50842bdc | 4108 | ret = bt_stream_class_set_event_header_type( |
e98a2d6e PP |
4109 | stream_class, decl); |
4110 | BT_PUT(decl); | |
4111 | if (ret) { | |
28973adf PP |
4112 | _BT_LOGE_NODE(node, |
4113 | "Cannot set stream class's event header field type."); | |
e98a2d6e PP |
4114 | goto error; |
4115 | } | |
4116 | ||
4117 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
4118 | } else if (!strcmp(left, "event.context")) { | |
4119 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
28973adf PP |
4120 | _BT_LOGE_NODE(node, |
4121 | "Duplicate `event.context` entry in stream class."); | |
e98a2d6e PP |
4122 | ret = -EPERM; |
4123 | goto error; | |
4124 | } | |
4125 | ||
4126 | ret = visit_type_specifier_list(ctx, | |
4127 | _BT_LIST_FIRST_ENTRY( | |
4128 | &node->u.ctf_expression.right, | |
4129 | struct ctf_node, siblings), | |
4130 | &decl); | |
4131 | if (ret) { | |
28973adf PP |
4132 | _BT_LOGE_NODE(node, |
4133 | "Cannot create stream class's event context field type."); | |
e98a2d6e PP |
4134 | goto error; |
4135 | } | |
4136 | ||
4137 | assert(decl); | |
4138 | ||
50842bdc | 4139 | ret = bt_stream_class_set_event_context_type( |
e98a2d6e PP |
4140 | stream_class, decl); |
4141 | BT_PUT(decl); | |
4142 | if (ret) { | |
28973adf PP |
4143 | _BT_LOGE_NODE(node, |
4144 | "Cannot set stream class's event context field type."); | |
e98a2d6e PP |
4145 | goto error; |
4146 | } | |
4147 | ||
4148 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
4149 | } else if (!strcmp(left, "packet.context")) { | |
4150 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
28973adf PP |
4151 | _BT_LOGE_NODE(node, |
4152 | "Duplicate `packet.context` entry in stream class."); | |
e98a2d6e PP |
4153 | ret = -EPERM; |
4154 | goto error; | |
4155 | } | |
4156 | ||
4157 | ret = visit_type_specifier_list(ctx, | |
4158 | _BT_LIST_FIRST_ENTRY( | |
4159 | &node->u.ctf_expression.right, | |
4160 | struct ctf_node, siblings), | |
4161 | &decl); | |
4162 | if (ret) { | |
28973adf PP |
4163 | _BT_LOGE_NODE(node, |
4164 | "Cannot create stream class's packet context field type."); | |
e98a2d6e PP |
4165 | goto error; |
4166 | } | |
4167 | ||
4168 | assert(decl); | |
56b43721 | 4169 | ret = auto_map_fields_to_trace_clock_class(ctx, |
7bf5af54 PP |
4170 | decl, "timestamp_begin"); |
4171 | if (ret) { | |
4172 | _BT_LOGE_NODE(node, | |
4173 | "Cannot automatically map specific packet context field type fields named `timestamp_begin` to trace's clock class."); | |
4174 | goto error; | |
4175 | } | |
4176 | ||
4177 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
4178 | decl, "timestamp_end"); | |
56b43721 PP |
4179 | if (ret) { |
4180 | _BT_LOGE_NODE(node, | |
7bf5af54 | 4181 | "Cannot automatically map specific packet context field type fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
4182 | goto error; |
4183 | } | |
e98a2d6e | 4184 | |
50842bdc | 4185 | ret = bt_stream_class_set_packet_context_type( |
e98a2d6e PP |
4186 | stream_class, decl); |
4187 | BT_PUT(decl); | |
4188 | if (ret) { | |
28973adf PP |
4189 | _BT_LOGE_NODE(node, |
4190 | "Cannot set stream class's packet context field type."); | |
e98a2d6e PP |
4191 | goto error; |
4192 | } | |
4193 | ||
4194 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
4195 | } else { | |
28973adf PP |
4196 | _BT_LOGW_NODE(node, |
4197 | "Unknown attribute in stream class: " | |
08da4f77 | 4198 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4199 | } |
4200 | ||
4201 | g_free(left); | |
4202 | left = NULL; | |
4203 | break; | |
4204 | } | |
4205 | ||
4206 | default: | |
4207 | ret = -EPERM; | |
4208 | goto error; | |
4209 | } | |
4210 | ||
4211 | return 0; | |
4212 | ||
4213 | error: | |
4214 | g_free(left); | |
4215 | BT_PUT(decl); | |
4216 | ||
4217 | return ret; | |
4218 | } | |
4219 | ||
4220 | static | |
4221 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
4222 | { | |
4223 | int64_t id; | |
942c0e8f | 4224 | int64_t *new_id; |
e98a2d6e PP |
4225 | int set = 0; |
4226 | int ret = 0; | |
4227 | struct ctf_node *iter; | |
50842bdc PP |
4228 | struct bt_stream_class *stream_class = NULL; |
4229 | struct bt_stream_class *existing_stream_class = NULL; | |
e98a2d6e PP |
4230 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
4231 | ||
4232 | if (node->visited) { | |
4233 | goto end; | |
4234 | } | |
4235 | ||
4236 | node->visited = TRUE; | |
4237 | stream_class = create_reset_stream_class(ctx); | |
4238 | if (!stream_class) { | |
28973adf | 4239 | _BT_LOGE_NODE(node, "Cannot create empty stream class."); |
e98a2d6e PP |
4240 | ret = -EINVAL; |
4241 | goto error; | |
4242 | } | |
4243 | ||
4244 | ret = ctx_push_scope(ctx); | |
4245 | if (ret) { | |
08da4f77 | 4246 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
4247 | goto error; |
4248 | } | |
4249 | ||
4250 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4251 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
4252 | if (ret) { | |
28973adf PP |
4253 | _BT_LOGE_NODE(iter, |
4254 | "Cannot visit stream class's entry: " | |
4255 | "ret=%d", ret); | |
e98a2d6e PP |
4256 | ctx_pop_scope(ctx); |
4257 | goto error; | |
4258 | } | |
4259 | } | |
4260 | ||
4261 | ctx_pop_scope(ctx); | |
4262 | ||
4263 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
4264 | /* Check that packet header has stream_id field */ | |
50842bdc PP |
4265 | _BT_FIELD_TYPE_INIT(stream_id_decl); |
4266 | _BT_FIELD_TYPE_INIT(packet_header_decl); | |
e98a2d6e PP |
4267 | |
4268 | packet_header_decl = | |
50842bdc | 4269 | bt_trace_get_packet_header_type(ctx->trace); |
e98a2d6e | 4270 | if (!packet_header_decl) { |
28973adf PP |
4271 | _BT_LOGE_NODE(node, |
4272 | "Stream class has a `id` attribute, " | |
08da4f77 | 4273 | "but trace has no packet header field type."); |
e98a2d6e PP |
4274 | goto error; |
4275 | } | |
4276 | ||
4277 | stream_id_decl = | |
50842bdc | 4278 | bt_field_type_structure_get_field_type_by_name( |
e98a2d6e PP |
4279 | packet_header_decl, "stream_id"); |
4280 | BT_PUT(packet_header_decl); | |
4281 | if (!stream_id_decl) { | |
28973adf PP |
4282 | _BT_LOGE_NODE(node, |
4283 | "Stream class has a `id` attribute, " | |
08da4f77 | 4284 | "but trace's packet header field type has no `stream_id` field."); |
e98a2d6e PP |
4285 | goto error; |
4286 | } | |
4287 | ||
50842bdc | 4288 | if (!bt_field_type_is_integer(stream_id_decl)) { |
e98a2d6e | 4289 | BT_PUT(stream_id_decl); |
28973adf PP |
4290 | _BT_LOGE_NODE(node, |
4291 | "Stream class has a `id` attribute, " | |
08da4f77 | 4292 | "but trace's packet header field type's `stream_id` field is not an integer field type."); |
e98a2d6e PP |
4293 | goto error; |
4294 | } | |
4295 | ||
4296 | BT_PUT(stream_id_decl); | |
4297 | } else { | |
4298 | /* Allow only _one_ ID-less stream */ | |
4299 | if (g_hash_table_size(ctx->stream_classes) != 0) { | |
28973adf PP |
4300 | _BT_LOGE_NODE(node, |
4301 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
e98a2d6e PP |
4302 | ret = -EPERM; |
4303 | goto error; | |
4304 | } | |
4305 | ||
4306 | /* Automatic ID: 0 */ | |
50842bdc | 4307 | ret = bt_stream_class_set_id(stream_class, 0); |
08da4f77 | 4308 | assert(ret == 0); |
e98a2d6e PP |
4309 | } |
4310 | ||
50842bdc | 4311 | id = bt_stream_class_get_id(stream_class); |
e98a2d6e | 4312 | if (id < 0) { |
28973adf PP |
4313 | _BT_LOGE_NODE(node, |
4314 | "Cannot get stream class's ID."); | |
e98a2d6e PP |
4315 | ret = -EINVAL; |
4316 | goto error; | |
4317 | } | |
4318 | ||
1e649dff PP |
4319 | /* |
4320 | * Make sure that this stream class's ID is currently unique in | |
4321 | * the trace. | |
4322 | */ | |
50842bdc | 4323 | existing_stream_class = bt_trace_get_stream_class_by_id(ctx->trace, |
1e649dff | 4324 | id); |
942c0e8f | 4325 | if (g_hash_table_lookup(ctx->stream_classes, &id) || |
08da4f77 | 4326 | existing_stream_class) { |
28973adf PP |
4327 | _BT_LOGE_NODE(node, |
4328 | "Duplicate stream class (same ID): id=%" PRId64, | |
08da4f77 | 4329 | id); |
1e649dff PP |
4330 | ret = -EINVAL; |
4331 | goto error; | |
4332 | } | |
4333 | ||
942c0e8f MJ |
4334 | new_id = g_new0(int64_t, 1); |
4335 | if (!new_id) { | |
4336 | BT_LOGE_STR("Failed to allocate a int64_t."); | |
4337 | ret = -ENOMEM; | |
4338 | goto error; | |
4339 | } | |
4340 | *new_id = id; | |
4341 | ||
e98a2d6e | 4342 | /* Move reference to visitor's context */ |
942c0e8f | 4343 | g_hash_table_insert(ctx->stream_classes, new_id, |
e98a2d6e PP |
4344 | stream_class); |
4345 | stream_class = NULL; | |
1e649dff | 4346 | goto end; |
e98a2d6e PP |
4347 | |
4348 | error: | |
1e649dff | 4349 | bt_put(stream_class); |
e98a2d6e | 4350 | |
1e649dff PP |
4351 | end: |
4352 | bt_put(existing_stream_class); | |
e98a2d6e PP |
4353 | return ret; |
4354 | } | |
4355 | ||
4356 | static | |
4357 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
4358 | { | |
4359 | int ret = 0; | |
4360 | char *left = NULL; | |
50842bdc | 4361 | _BT_FIELD_TYPE_INIT(packet_header_decl); |
e98a2d6e PP |
4362 | |
4363 | switch (node->type) { | |
4364 | case NODE_TYPEDEF: | |
4365 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
4366 | &node->u._typedef.type_declarators); | |
4367 | if (ret) { | |
28973adf PP |
4368 | _BT_LOGE_NODE(node, |
4369 | "Cannot add type definition found in trace (`trace` block)."); | |
e98a2d6e PP |
4370 | goto error; |
4371 | } | |
4372 | break; | |
4373 | case NODE_TYPEALIAS: | |
4374 | ret = visit_typealias(ctx, node->u.typealias.target, | |
4375 | node->u.typealias.alias); | |
4376 | if (ret) { | |
28973adf PP |
4377 | _BT_LOGE_NODE(node, |
4378 | "Cannot add type alias found in trace (`trace` block)."); | |
e98a2d6e PP |
4379 | goto error; |
4380 | } | |
4381 | break; | |
4382 | case NODE_CTF_EXPRESSION: | |
4383 | { | |
4384 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
4385 | if (!left) { | |
28973adf | 4386 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4387 | ret = -EINVAL; |
4388 | goto error; | |
4389 | } | |
4390 | ||
4391 | if (!strcmp(left, "major")) { | |
4392 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
28973adf | 4393 | _BT_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
4394 | ret = -EPERM; |
4395 | goto error; | |
4396 | } | |
4397 | ||
4398 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
4399 | &ctx->trace_major); | |
4400 | if (ret) { | |
28973adf PP |
4401 | _BT_LOGE_NODE(node, |
4402 | "Unexpected unary expression for trace's `major` attribute."); | |
e98a2d6e PP |
4403 | ret = -EINVAL; |
4404 | goto error; | |
4405 | } | |
4406 | ||
4407 | _SET(set, _TRACE_MAJOR_SET); | |
4408 | } else if (!strcmp(left, "minor")) { | |
4409 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
28973adf | 4410 | _BT_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
4411 | ret = -EPERM; |
4412 | goto error; | |
4413 | } | |
4414 | ||
4415 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
4416 | &ctx->trace_minor); | |
4417 | if (ret) { | |
28973adf PP |
4418 | _BT_LOGE_NODE(node, |
4419 | "Unexpected unary expression for trace's `minor` attribute."); | |
e98a2d6e PP |
4420 | ret = -EINVAL; |
4421 | goto error; | |
4422 | } | |
4423 | ||
4424 | _SET(set, _TRACE_MINOR_SET); | |
4425 | } else if (!strcmp(left, "uuid")) { | |
4426 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
28973adf | 4427 | _BT_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
4428 | ret = -EPERM; |
4429 | goto error; | |
4430 | } | |
4431 | ||
4432 | ret = get_unary_uuid(&node->u.ctf_expression.right, | |
4433 | ctx->trace_uuid); | |
4434 | if (ret) { | |
28973adf PP |
4435 | _BT_LOGE_NODE(node, |
4436 | "Invalid trace's `uuid` attribute."); | |
e98a2d6e PP |
4437 | goto error; |
4438 | } | |
4439 | ||
50842bdc | 4440 | ret = bt_trace_set_uuid(ctx->trace, ctx->trace_uuid); |
892a5b6c | 4441 | if (ret) { |
28973adf | 4442 | _BT_LOGE_NODE(node, "Cannot set trace's UUID."); |
892a5b6c PP |
4443 | goto error; |
4444 | } | |
4445 | ||
e98a2d6e PP |
4446 | _SET(set, _TRACE_UUID_SET); |
4447 | } else if (!strcmp(left, "byte_order")) { | |
4448 | /* Native byte order is already known at this stage */ | |
4449 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf | 4450 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4451 | "trace"); |
e98a2d6e PP |
4452 | ret = -EPERM; |
4453 | goto error; | |
4454 | } | |
4455 | ||
4456 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
4457 | } else if (!strcmp(left, "packet.header")) { | |
4458 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
28973adf PP |
4459 | _BT_LOGE_NODE(node, |
4460 | "Duplicate `packet.header` entry in trace."); | |
e98a2d6e PP |
4461 | ret = -EPERM; |
4462 | goto error; | |
4463 | } | |
4464 | ||
4465 | ret = visit_type_specifier_list(ctx, | |
4466 | _BT_LIST_FIRST_ENTRY( | |
4467 | &node->u.ctf_expression.right, | |
4468 | struct ctf_node, siblings), | |
4469 | &packet_header_decl); | |
4470 | if (ret) { | |
28973adf PP |
4471 | _BT_LOGE_NODE(node, |
4472 | "Cannot create trace's packet header field type."); | |
e98a2d6e PP |
4473 | goto error; |
4474 | } | |
4475 | ||
4476 | assert(packet_header_decl); | |
50842bdc | 4477 | ret = bt_trace_set_packet_header_type(ctx->trace, |
e98a2d6e PP |
4478 | packet_header_decl); |
4479 | BT_PUT(packet_header_decl); | |
4480 | if (ret) { | |
28973adf PP |
4481 | _BT_LOGE_NODE(node, |
4482 | "Cannot set trace's packet header field type."); | |
e98a2d6e PP |
4483 | goto error; |
4484 | } | |
4485 | ||
4486 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
4487 | } else { | |
28973adf PP |
4488 | _BT_LOGW_NODE(node, |
4489 | "Unknown attribute in stream class: " | |
08da4f77 | 4490 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4491 | } |
4492 | ||
4493 | g_free(left); | |
4494 | left = NULL; | |
4495 | break; | |
4496 | } | |
4497 | default: | |
28973adf | 4498 | _BT_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
4499 | ret = -EINVAL; |
4500 | goto error; | |
4501 | } | |
4502 | ||
4503 | return 0; | |
4504 | ||
4505 | error: | |
4506 | g_free(left); | |
4507 | BT_PUT(packet_header_decl); | |
4508 | ||
4509 | return ret; | |
4510 | } | |
4511 | ||
4512 | static | |
4513 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4514 | { | |
4515 | int ret = 0; | |
4516 | int set = 0; | |
4517 | struct ctf_node *iter; | |
4518 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4519 | ||
4520 | if (node->visited) { | |
4521 | goto end; | |
4522 | } | |
4523 | ||
4524 | node->visited = TRUE; | |
4525 | ||
4526 | if (ctx->is_trace_visited) { | |
28973adf | 4527 | _BT_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4528 | ret = -EEXIST; |
4529 | goto error; | |
4530 | } | |
4531 | ||
4532 | ret = ctx_push_scope(ctx); | |
4533 | if (ret) { | |
08da4f77 | 4534 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
4535 | goto error; |
4536 | } | |
4537 | ||
4538 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4539 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4540 | if (ret) { | |
28973adf PP |
4541 | _BT_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
4542 | "ret=%d", ret); | |
e98a2d6e PP |
4543 | ctx_pop_scope(ctx); |
4544 | goto error; | |
4545 | } | |
4546 | } | |
4547 | ||
4548 | ctx_pop_scope(ctx); | |
4549 | ||
4550 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
28973adf PP |
4551 | _BT_LOGE_NODE(node, |
4552 | "Missing `major` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4553 | ret = -EPERM; |
4554 | goto error; | |
4555 | } | |
4556 | ||
4557 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
28973adf PP |
4558 | _BT_LOGE_NODE(node, |
4559 | "Missing `minor` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4560 | ret = -EPERM; |
4561 | goto error; | |
4562 | } | |
4563 | ||
4564 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf PP |
4565 | _BT_LOGE_NODE(node, |
4566 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4567 | ret = -EPERM; |
4568 | goto error; | |
4569 | } | |
4570 | ||
4571 | ctx->is_trace_visited = TRUE; | |
4572 | ||
4573 | end: | |
4574 | return 0; | |
4575 | ||
4576 | error: | |
4577 | return ret; | |
4578 | } | |
4579 | ||
4580 | static | |
4581 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4582 | { | |
4583 | int ret = 0; | |
4584 | char *left = NULL; | |
4585 | struct ctf_node *entry_node; | |
4586 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4587 | ||
4588 | if (node->visited) { | |
4589 | goto end; | |
4590 | } | |
4591 | ||
4592 | node->visited = TRUE; | |
4593 | ||
4594 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4595 | struct bt_list_head *right_head = | |
4596 | &entry_node->u.ctf_expression.right; | |
4597 | ||
4598 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
28973adf PP |
4599 | _BT_LOGE_NODE(entry_node, |
4600 | "Wrong expression in environment entry: " | |
08da4f77 | 4601 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4602 | ret = -EPERM; |
4603 | goto error; | |
4604 | } | |
4605 | ||
4606 | left = concatenate_unary_strings( | |
4607 | &entry_node->u.ctf_expression.left); | |
4608 | if (!left) { | |
28973adf PP |
4609 | _BT_LOGE_NODE(entry_node, |
4610 | "Cannot get environment entry's name."); | |
e98a2d6e PP |
4611 | ret = -EINVAL; |
4612 | goto error; | |
4613 | } | |
4614 | ||
4615 | if (is_unary_string(right_head)) { | |
4616 | char *right = concatenate_unary_strings(right_head); | |
4617 | ||
4618 | if (!right) { | |
28973adf PP |
4619 | _BT_LOGE_NODE(entry_node, |
4620 | "Unexpected unary expression for environment entry's value: " | |
08da4f77 | 4621 | "name=\"%s\"", left); |
e98a2d6e PP |
4622 | ret = -EINVAL; |
4623 | goto error; | |
4624 | } | |
4625 | ||
7bf5af54 PP |
4626 | if (strcmp(left, "tracer_name") == 0) { |
4627 | if (strncmp(right, "lttng", 5) == 0) { | |
4628 | BT_LOGI("Detected LTTng trace from `%s` environment value: " | |
4629 | "tracer-name=\"%s\"", | |
4630 | left, right); | |
4631 | ctx->is_lttng = 1; | |
f4421ff3 PP |
4632 | } |
4633 | } | |
4634 | ||
50842bdc | 4635 | ret = bt_trace_set_environment_field_string( |
e98a2d6e PP |
4636 | ctx->trace, left, right); |
4637 | g_free(right); | |
4638 | ||
4639 | if (ret) { | |
28973adf PP |
4640 | _BT_LOGE_NODE(entry_node, |
4641 | "Cannot add string environment entry to trace: " | |
08da4f77 | 4642 | "name=\"%s\", ret=%d", left, ret); |
e98a2d6e PP |
4643 | goto error; |
4644 | } | |
4645 | } else if (is_unary_unsigned(right_head) || | |
4646 | is_unary_signed(right_head)) { | |
4647 | int64_t v; | |
4648 | ||
4649 | if (is_unary_unsigned(right_head)) { | |
4650 | ret = get_unary_unsigned(right_head, | |
4651 | (uint64_t *) &v); | |
4652 | } else { | |
4653 | ret = get_unary_signed(right_head, &v); | |
4654 | } | |
4655 | if (ret) { | |
28973adf PP |
4656 | _BT_LOGE_NODE(entry_node, |
4657 | "Unexpected unary expression for environment entry's value: " | |
08da4f77 | 4658 | "name=\"%s\"", left); |
e98a2d6e PP |
4659 | ret = -EINVAL; |
4660 | goto error; | |
4661 | } | |
4662 | ||
50842bdc | 4663 | ret = bt_trace_set_environment_field_integer( |
e98a2d6e PP |
4664 | ctx->trace, left, v); |
4665 | if (ret) { | |
28973adf PP |
4666 | _BT_LOGE_NODE(entry_node, |
4667 | "Cannot add integer environment entry to trace: " | |
08da4f77 | 4668 | "name=\"%s\", ret=%d", left, ret); |
e98a2d6e PP |
4669 | goto error; |
4670 | } | |
4671 | } else { | |
28973adf PP |
4672 | _BT_LOGW_NODE(entry_node, |
4673 | "Environment entry has unknown type: " | |
08da4f77 | 4674 | "name=\"%s\"", left); |
e98a2d6e PP |
4675 | } |
4676 | ||
4677 | g_free(left); | |
4678 | left = NULL; | |
4679 | } | |
4680 | ||
4681 | end: | |
4682 | return 0; | |
4683 | ||
4684 | error: | |
4685 | g_free(left); | |
4686 | ||
4687 | return ret; | |
4688 | } | |
4689 | ||
4690 | static | |
4691 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4692 | { | |
4693 | int ret = 0; | |
4694 | int set = 0; | |
4695 | char *left = NULL; | |
4696 | struct ctf_node *node; | |
4697 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4698 | ||
4699 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4700 | if (node->type == NODE_CTF_EXPRESSION) { | |
4701 | struct ctf_node *right_node; | |
4702 | ||
4703 | left = concatenate_unary_strings( | |
4704 | &node->u.ctf_expression.left); | |
4705 | if (!left) { | |
28973adf PP |
4706 | _BT_LOGE_NODE(node, |
4707 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
4708 | ret = -EINVAL; |
4709 | goto error; | |
4710 | } | |
4711 | ||
4712 | if (!strcmp(left, "byte_order")) { | |
50842bdc | 4713 | enum bt_byte_order bo; |
e98a2d6e PP |
4714 | |
4715 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf | 4716 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4717 | "trace"); |
e98a2d6e PP |
4718 | ret = -EPERM; |
4719 | goto error; | |
4720 | } | |
4721 | ||
4722 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4723 | right_node = _BT_LIST_FIRST_ENTRY( | |
4724 | &node->u.ctf_expression.right, | |
4725 | struct ctf_node, siblings); | |
55314f2a | 4726 | bo = byte_order_from_unary_expr(right_node); |
50842bdc | 4727 | if (bo == BT_BYTE_ORDER_UNKNOWN) { |
28973adf PP |
4728 | _BT_LOGE_NODE(node, |
4729 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
4730 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4731 | ret = -EINVAL; |
4732 | goto error; | |
50842bdc | 4733 | } else if (bo == BT_BYTE_ORDER_NATIVE) { |
28973adf PP |
4734 | _BT_LOGE_NODE(node, |
4735 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
08da4f77 | 4736 | "cannot be set to `native` here."); |
e98a2d6e PP |
4737 | ret = -EPERM; |
4738 | goto error; | |
4739 | } | |
4740 | ||
1e649dff | 4741 | ctx->trace_bo = bo; |
50842bdc | 4742 | ret = bt_trace_set_native_byte_order( |
e98a2d6e PP |
4743 | ctx->trace, bo); |
4744 | if (ret) { | |
28973adf PP |
4745 | _BT_LOGE_NODE(node, |
4746 | "Cannot set trace's byte order: " | |
08da4f77 | 4747 | "ret=%d", ret); |
e98a2d6e PP |
4748 | goto error; |
4749 | } | |
4750 | } | |
4751 | ||
4752 | g_free(left); | |
4753 | left = NULL; | |
4754 | } | |
4755 | } | |
4756 | ||
4757 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf PP |
4758 | _BT_LOGE_NODE(trace_node, |
4759 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4760 | ret = -EINVAL; |
4761 | goto error; | |
4762 | } | |
4763 | ||
4764 | return 0; | |
4765 | ||
4766 | error: | |
4767 | g_free(left); | |
4768 | ||
4769 | return ret; | |
4770 | } | |
4771 | ||
4772 | static | |
4773 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
50842bdc | 4774 | struct bt_clock_class *clock, int *set) |
e98a2d6e PP |
4775 | { |
4776 | int ret = 0; | |
4777 | char *left = NULL; | |
4778 | ||
4779 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
28973adf PP |
4780 | _BT_LOGE_NODE(entry_node, |
4781 | "Unexpected node type: node-type=%d", | |
4782 | entry_node->type); | |
e98a2d6e PP |
4783 | ret = -EPERM; |
4784 | goto error; | |
4785 | } | |
4786 | ||
4787 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4788 | if (!left) { | |
28973adf | 4789 | _BT_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4790 | ret = -EINVAL; |
4791 | goto error; | |
4792 | } | |
4793 | ||
4794 | if (!strcmp(left, "name")) { | |
4795 | char *right; | |
4796 | ||
4797 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
28973adf | 4798 | _BT_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4799 | ret = -EPERM; |
4800 | goto error; | |
4801 | } | |
4802 | ||
4803 | right = concatenate_unary_strings( | |
4804 | &entry_node->u.ctf_expression.right); | |
4805 | if (!right) { | |
28973adf PP |
4806 | _BT_LOGE_NODE(entry_node, |
4807 | "Unexpected unary expression for clock class's `name` attribute."); | |
e98a2d6e PP |
4808 | ret = -EINVAL; |
4809 | goto error; | |
4810 | } | |
4811 | ||
50842bdc | 4812 | ret = bt_clock_class_set_name(clock, right); |
e98a2d6e | 4813 | if (ret) { |
28973adf PP |
4814 | _BT_LOGE_NODE(entry_node, |
4815 | "cannot set clock class's name"); | |
e98a2d6e PP |
4816 | g_free(right); |
4817 | goto error; | |
4818 | } | |
4819 | ||
4820 | g_free(right); | |
4821 | _SET(set, _CLOCK_NAME_SET); | |
4822 | } else if (!strcmp(left, "uuid")) { | |
4823 | unsigned char uuid[BABELTRACE_UUID_LEN]; | |
4824 | ||
4825 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
28973adf | 4826 | _BT_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4827 | ret = -EPERM; |
4828 | goto error; | |
4829 | } | |
4830 | ||
4831 | ret = get_unary_uuid(&entry_node->u.ctf_expression.right, uuid); | |
4832 | if (ret) { | |
28973adf PP |
4833 | _BT_LOGE_NODE(entry_node, |
4834 | "Invalid clock class's `uuid` attribute."); | |
e98a2d6e PP |
4835 | goto error; |
4836 | } | |
4837 | ||
50842bdc | 4838 | ret = bt_clock_class_set_uuid(clock, uuid); |
e98a2d6e | 4839 | if (ret) { |
28973adf PP |
4840 | _BT_LOGE_NODE(entry_node, |
4841 | "Cannot set clock class's UUID."); | |
e98a2d6e PP |
4842 | goto error; |
4843 | } | |
4844 | ||
4845 | _SET(set, _CLOCK_UUID_SET); | |
4846 | } else if (!strcmp(left, "description")) { | |
4847 | char *right; | |
4848 | ||
4849 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
28973adf PP |
4850 | _BT_LOGE_DUP_ATTR(entry_node, "description", |
4851 | "clock class"); | |
e98a2d6e PP |
4852 | ret = -EPERM; |
4853 | goto error; | |
4854 | } | |
4855 | ||
4856 | right = concatenate_unary_strings( | |
4857 | &entry_node->u.ctf_expression.right); | |
4858 | if (!right) { | |
28973adf PP |
4859 | _BT_LOGE_NODE(entry_node, |
4860 | "Unexpected unary expression for clock class's `description` attribute."); | |
e98a2d6e PP |
4861 | ret = -EINVAL; |
4862 | goto error; | |
4863 | } | |
4864 | ||
50842bdc | 4865 | ret = bt_clock_class_set_description(clock, right); |
e98a2d6e | 4866 | if (ret) { |
28973adf PP |
4867 | _BT_LOGE_NODE(entry_node, |
4868 | "Cannot set clock class's description."); | |
e98a2d6e PP |
4869 | g_free(right); |
4870 | goto error; | |
4871 | } | |
4872 | ||
4873 | g_free(right); | |
4874 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4875 | } else if (!strcmp(left, "freq")) { | |
bc85036f | 4876 | uint64_t freq = -1ULL; |
e98a2d6e PP |
4877 | |
4878 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
28973adf | 4879 | _BT_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4880 | ret = -EPERM; |
4881 | goto error; | |
4882 | } | |
4883 | ||
4884 | ret = get_unary_unsigned( | |
4885 | &entry_node->u.ctf_expression.right, &freq); | |
4886 | if (ret) { | |
28973adf PP |
4887 | _BT_LOGE_NODE(entry_node, |
4888 | "Unexpected unary expression for clock class's `freq` attribute."); | |
e98a2d6e PP |
4889 | ret = -EINVAL; |
4890 | goto error; | |
4891 | } | |
4892 | ||
239744fc PP |
4893 | if (freq == -1ULL || freq == 0) { |
4894 | _BT_LOGE_NODE(entry_node, | |
4895 | "Invalid clock class frequency: freq=%" PRIu64, | |
4896 | freq); | |
4897 | ret = -EINVAL; | |
4898 | goto error; | |
4899 | } | |
4900 | ||
50842bdc | 4901 | ret = bt_clock_class_set_frequency(clock, freq); |
e98a2d6e | 4902 | if (ret) { |
28973adf PP |
4903 | _BT_LOGE_NODE(entry_node, |
4904 | "Cannot set clock class's frequency."); | |
e98a2d6e PP |
4905 | goto error; |
4906 | } | |
4907 | ||
4908 | _SET(set, _CLOCK_FREQ_SET); | |
4909 | } else if (!strcmp(left, "precision")) { | |
4910 | uint64_t precision; | |
4911 | ||
4912 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
28973adf PP |
4913 | _BT_LOGE_DUP_ATTR(entry_node, "precision", |
4914 | "clock class"); | |
e98a2d6e PP |
4915 | ret = -EPERM; |
4916 | goto error; | |
4917 | } | |
4918 | ||
4919 | ret = get_unary_unsigned( | |
4920 | &entry_node->u.ctf_expression.right, &precision); | |
4921 | if (ret) { | |
28973adf PP |
4922 | _BT_LOGE_NODE(entry_node, |
4923 | "Unexpected unary expression for clock class's `precision` attribute."); | |
e98a2d6e PP |
4924 | ret = -EINVAL; |
4925 | goto error; | |
4926 | } | |
4927 | ||
50842bdc | 4928 | ret = bt_clock_class_set_precision(clock, precision); |
e98a2d6e | 4929 | if (ret) { |
28973adf PP |
4930 | _BT_LOGE_NODE(entry_node, |
4931 | "Cannot set clock class's precision."); | |
e98a2d6e PP |
4932 | goto error; |
4933 | } | |
4934 | ||
4935 | _SET(set, _CLOCK_PRECISION_SET); | |
4936 | } else if (!strcmp(left, "offset_s")) { | |
fb4ac437 | 4937 | int64_t offset_s; |
e98a2d6e PP |
4938 | |
4939 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
28973adf PP |
4940 | _BT_LOGE_DUP_ATTR(entry_node, "offset_s", |
4941 | "clock class"); | |
e98a2d6e PP |
4942 | ret = -EPERM; |
4943 | goto error; | |
4944 | } | |
4945 | ||
fb4ac437 | 4946 | ret = get_unary_signed( |
e98a2d6e PP |
4947 | &entry_node->u.ctf_expression.right, &offset_s); |
4948 | if (ret) { | |
28973adf PP |
4949 | _BT_LOGE_NODE(entry_node, |
4950 | "Unexpected unary expression for clock class's `offset_s` attribute."); | |
e98a2d6e PP |
4951 | ret = -EINVAL; |
4952 | goto error; | |
4953 | } | |
4954 | ||
50842bdc | 4955 | ret = bt_clock_class_set_offset_s(clock, offset_s); |
e98a2d6e | 4956 | if (ret) { |
28973adf PP |
4957 | _BT_LOGE_NODE(entry_node, |
4958 | "Cannot set clock class's offset in seconds."); | |
e98a2d6e PP |
4959 | goto error; |
4960 | } | |
4961 | ||
4962 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4963 | } else if (!strcmp(left, "offset")) { | |
fb4ac437 | 4964 | int64_t offset; |
e98a2d6e PP |
4965 | |
4966 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
28973adf | 4967 | _BT_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4968 | ret = -EPERM; |
4969 | goto error; | |
4970 | } | |
4971 | ||
fb4ac437 | 4972 | ret = get_unary_signed( |
e98a2d6e PP |
4973 | &entry_node->u.ctf_expression.right, &offset); |
4974 | if (ret) { | |
28973adf PP |
4975 | _BT_LOGE_NODE(entry_node, |
4976 | "Unexpected unary expression for clock class's `offset` attribute."); | |
e98a2d6e PP |
4977 | ret = -EINVAL; |
4978 | goto error; | |
4979 | } | |
4980 | ||
50842bdc | 4981 | ret = bt_clock_class_set_offset_cycles(clock, offset); |
e98a2d6e | 4982 | if (ret) { |
28973adf PP |
4983 | _BT_LOGE_NODE(entry_node, |
4984 | "Cannot set clock class's offset in cycles."); | |
e98a2d6e PP |
4985 | goto error; |
4986 | } | |
4987 | ||
4988 | _SET(set, _CLOCK_OFFSET_SET); | |
4989 | } else if (!strcmp(left, "absolute")) { | |
4990 | struct ctf_node *right; | |
4991 | ||
4992 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
28973adf PP |
4993 | _BT_LOGE_DUP_ATTR(entry_node, "absolute", |
4994 | "clock class"); | |
e98a2d6e PP |
4995 | ret = -EPERM; |
4996 | goto error; | |
4997 | } | |
4998 | ||
4999 | right = _BT_LIST_FIRST_ENTRY( | |
5000 | &entry_node->u.ctf_expression.right, | |
5001 | struct ctf_node, siblings); | |
55314f2a | 5002 | ret = get_boolean(right); |
e98a2d6e | 5003 | if (ret < 0) { |
28973adf PP |
5004 | _BT_LOGE_NODE(entry_node, |
5005 | "Unexpected unary expression for clock class's `absolute` attribute."); | |
e98a2d6e PP |
5006 | ret = -EINVAL; |
5007 | goto error; | |
5008 | } | |
5009 | ||
50842bdc | 5010 | ret = bt_clock_class_set_is_absolute(clock, ret); |
e98a2d6e | 5011 | if (ret) { |
28973adf PP |
5012 | _BT_LOGE_NODE(entry_node, |
5013 | "Cannot set clock class's absolute flag."); | |
e98a2d6e PP |
5014 | goto error; |
5015 | } | |
5016 | ||
5017 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
5018 | } else { | |
28973adf PP |
5019 | _BT_LOGW_NODE(entry_node, |
5020 | "Unknown attribute in clock class: attr-name=\"%s\"", | |
e98a2d6e PP |
5021 | left); |
5022 | } | |
5023 | ||
5024 | g_free(left); | |
5025 | left = NULL; | |
5026 | ||
5027 | return 0; | |
5028 | ||
5029 | error: | |
5030 | g_free(left); | |
5031 | ||
5032 | return ret; | |
5033 | } | |
5034 | ||
5035 | static | |
55314f2a | 5036 | int64_t cycles_from_ns(uint64_t frequency, int64_t ns) |
92540773 | 5037 | { |
55314f2a | 5038 | int64_t cycles; |
92540773 JD |
5039 | |
5040 | /* 1GHz */ | |
5041 | if (frequency == 1000000000ULL) { | |
5042 | cycles = ns; | |
5043 | } else { | |
5044 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
5045 | } | |
5046 | ||
5047 | return cycles; | |
5048 | } | |
5049 | ||
5050 | static | |
50842bdc | 5051 | int apply_clock_class_offset(struct ctx *ctx, struct bt_clock_class *clock) |
92540773 JD |
5052 | { |
5053 | int ret; | |
5054 | uint64_t freq; | |
5055 | int64_t offset_cycles; | |
a2a54545 | 5056 | int64_t offset_to_apply; |
92540773 | 5057 | |
50842bdc | 5058 | freq = bt_clock_class_get_frequency(clock); |
92540773 | 5059 | if (freq == -1ULL) { |
08da4f77 | 5060 | BT_LOGE_STR("Cannot get clock class's frequency."); |
92540773 JD |
5061 | ret = -1; |
5062 | goto end; | |
5063 | } | |
5064 | ||
50842bdc | 5065 | ret = bt_clock_class_get_offset_cycles(clock, &offset_cycles); |
92540773 | 5066 | if (ret) { |
08da4f77 | 5067 | BT_LOGE_STR("Cannot get clock class's offset in cycles."); |
92540773 JD |
5068 | ret = -1; |
5069 | goto end; | |
5070 | } | |
5071 | ||
a2a54545 PP |
5072 | offset_to_apply = |
5073 | ctx->decoder_config.clock_class_offset_s * 1000000000LL + | |
5074 | ctx->decoder_config.clock_class_offset_ns; | |
5075 | offset_cycles += cycles_from_ns(freq, offset_to_apply); | |
50842bdc | 5076 | ret = bt_clock_class_set_offset_cycles(clock, offset_cycles); |
92540773 JD |
5077 | |
5078 | end: | |
5079 | return ret; | |
5080 | } | |
5081 | ||
5082 | static | |
1e649dff | 5083 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
5084 | { |
5085 | int ret = 0; | |
5086 | int set = 0; | |
50842bdc | 5087 | struct bt_clock_class *clock; |
e98a2d6e PP |
5088 | struct ctf_node *entry_node; |
5089 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 5090 | const char *clock_class_name; |
e98a2d6e PP |
5091 | |
5092 | if (clock_node->visited) { | |
5093 | return 0; | |
5094 | } | |
5095 | ||
5096 | clock_node->visited = TRUE; | |
f3534905 PP |
5097 | |
5098 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
50842bdc | 5099 | clock = bt_clock_class_create(NULL, 1000000000); |
e98a2d6e | 5100 | if (!clock) { |
28973adf PP |
5101 | _BT_LOGE_NODE(clock_node, |
5102 | "Cannot create default clock class."); | |
e98a2d6e PP |
5103 | ret = -ENOMEM; |
5104 | goto error; | |
5105 | } | |
5106 | ||
5107 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
5108 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set); | |
5109 | if (ret) { | |
28973adf PP |
5110 | _BT_LOGE_NODE(entry_node, |
5111 | "Cannot visit clock class's entry: ret=%d", | |
5112 | ret); | |
e98a2d6e PP |
5113 | goto error; |
5114 | } | |
5115 | } | |
5116 | ||
5117 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
28973adf PP |
5118 | _BT_LOGE_NODE(clock_node, |
5119 | "Missing `name` attribute in clock class."); | |
e98a2d6e PP |
5120 | ret = -EPERM; |
5121 | goto error; | |
5122 | } | |
5123 | ||
50842bdc | 5124 | clock_class_name = bt_clock_class_get_name(clock); |
f4421ff3 PP |
5125 | assert(clock_class_name); |
5126 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
5127 | /* | |
5128 | * Old versions of LTTng forgot to set its clock class | |
5129 | * as absolute, even if it is. This is important because | |
5130 | * it's a condition to be able to sort notifications | |
5131 | * from different sources. | |
5132 | */ | |
50842bdc | 5133 | ret = bt_clock_class_set_is_absolute(clock, 1); |
f4421ff3 | 5134 | if (ret) { |
28973adf PP |
5135 | _BT_LOGE_NODE(clock_node, |
5136 | "Cannot set clock class's absolute flag."); | |
f4421ff3 PP |
5137 | goto error; |
5138 | } | |
e98a2d6e PP |
5139 | } |
5140 | ||
1e649dff | 5141 | ret = apply_clock_class_offset(ctx, clock); |
92540773 | 5142 | if (ret) { |
28973adf PP |
5143 | _BT_LOGE_NODE(clock_node, |
5144 | "Cannot apply clock class's custom offset."); | |
92540773 JD |
5145 | goto error; |
5146 | } | |
5147 | ||
50842bdc | 5148 | ret = bt_trace_add_clock_class(ctx->trace, clock); |
e98a2d6e | 5149 | if (ret) { |
28973adf PP |
5150 | _BT_LOGE_NODE(clock_node, |
5151 | "Cannot add clock class to trace."); | |
e98a2d6e PP |
5152 | goto error; |
5153 | } | |
5154 | ||
5155 | error: | |
5156 | BT_PUT(clock); | |
5157 | ||
5158 | return ret; | |
5159 | } | |
5160 | ||
5161 | static | |
5162 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
5163 | { | |
5164 | int ret = 0; | |
5165 | ||
5166 | if (root_decl_node->visited) { | |
5167 | goto end; | |
5168 | } | |
5169 | ||
5170 | root_decl_node->visited = TRUE; | |
5171 | ||
5172 | switch (root_decl_node->type) { | |
5173 | case NODE_TYPEDEF: | |
5174 | ret = visit_typedef(ctx, | |
5175 | root_decl_node->u._typedef.type_specifier_list, | |
5176 | &root_decl_node->u._typedef.type_declarators); | |
5177 | if (ret) { | |
28973adf PP |
5178 | _BT_LOGE_NODE(root_decl_node, |
5179 | "Cannot add type definition found in root scope."); | |
e98a2d6e PP |
5180 | goto end; |
5181 | } | |
5182 | break; | |
5183 | case NODE_TYPEALIAS: | |
5184 | ret = visit_typealias(ctx, root_decl_node->u.typealias.target, | |
5185 | root_decl_node->u.typealias.alias); | |
5186 | if (ret) { | |
28973adf PP |
5187 | _BT_LOGE_NODE(root_decl_node, |
5188 | "Cannot add type alias found in root scope."); | |
e98a2d6e PP |
5189 | goto end; |
5190 | } | |
5191 | break; | |
5192 | case NODE_TYPE_SPECIFIER_LIST: | |
5193 | { | |
50842bdc | 5194 | _BT_FIELD_TYPE_INIT(decl); |
e98a2d6e PP |
5195 | |
5196 | /* | |
5197 | * Just add the type specifier to the root | |
5198 | * declaration scope. Put local reference. | |
5199 | */ | |
5200 | ret = visit_type_specifier_list(ctx, root_decl_node, &decl); | |
5201 | if (ret) { | |
28973adf PP |
5202 | _BT_LOGE_NODE(root_decl_node, |
5203 | "Cannot visit root scope's field type: " | |
5204 | "ret=%d", ret); | |
e98a2d6e PP |
5205 | assert(!decl); |
5206 | goto end; | |
5207 | } | |
5208 | ||
5209 | BT_PUT(decl); | |
5210 | break; | |
5211 | } | |
5212 | default: | |
28973adf PP |
5213 | _BT_LOGE_NODE(root_decl_node, |
5214 | "Unexpected node type: node-type=%d", | |
5215 | root_decl_node->type); | |
e98a2d6e PP |
5216 | ret = -EPERM; |
5217 | goto end; | |
5218 | } | |
5219 | ||
5220 | end: | |
5221 | return ret; | |
5222 | } | |
5223 | ||
91fd6f6a PP |
5224 | static |
5225 | int set_trace_name(struct ctx *ctx) | |
5226 | { | |
5227 | GString *name; | |
5228 | int ret = 0; | |
5229 | struct bt_value *value = NULL; | |
5230 | ||
50842bdc | 5231 | assert(bt_trace_get_stream_class_count(ctx->trace) == 0); |
91fd6f6a PP |
5232 | name = g_string_new(NULL); |
5233 | if (!name) { | |
28973adf | 5234 | BT_LOGE_STR("Failed to allocate a GString."); |
91fd6f6a PP |
5235 | ret = -1; |
5236 | goto end; | |
5237 | } | |
5238 | ||
5239 | /* | |
5240 | * Check if we have a trace environment string value named `hostname`. | |
5241 | * If so, use it as the trace name's prefix. | |
5242 | */ | |
50842bdc | 5243 | value = bt_trace_get_environment_field_value_by_name(ctx->trace, |
91fd6f6a PP |
5244 | "hostname"); |
5245 | if (bt_value_is_string(value)) { | |
5246 | const char *hostname; | |
5247 | ||
5248 | ret = bt_value_string_get(value, &hostname); | |
5249 | assert(ret == 0); | |
5250 | g_string_append(name, hostname); | |
5251 | ||
5252 | if (ctx->trace_name_suffix) { | |
5253 | g_string_append_c(name, G_DIR_SEPARATOR); | |
5254 | } | |
5255 | } | |
5256 | ||
5257 | if (ctx->trace_name_suffix) { | |
5258 | g_string_append(name, ctx->trace_name_suffix); | |
5259 | } | |
5260 | ||
50842bdc | 5261 | ret = bt_trace_set_name(ctx->trace, name->str); |
91fd6f6a | 5262 | if (ret) { |
28973adf | 5263 | BT_LOGE("Cannot set trace's name: name=\"%s\"", name->str); |
91fd6f6a PP |
5264 | goto error; |
5265 | } | |
5266 | ||
5267 | goto end; | |
5268 | ||
5269 | error: | |
5270 | ret = -1; | |
5271 | ||
5272 | end: | |
5273 | bt_put(value); | |
5274 | ||
5275 | if (name) { | |
5276 | g_string_free(name, TRUE); | |
5277 | } | |
5278 | ||
5279 | return ret; | |
5280 | } | |
5281 | ||
e98a2d6e | 5282 | static |
1e649dff | 5283 | int move_ctx_stream_classes_to_trace(struct ctx *ctx) |
e98a2d6e | 5284 | { |
fde61d26 | 5285 | int ret = 0; |
e98a2d6e PP |
5286 | GHashTableIter iter; |
5287 | gpointer key, stream_class; | |
5288 | ||
91fd6f6a | 5289 | if (g_hash_table_size(ctx->stream_classes) > 0 && |
50842bdc | 5290 | bt_trace_get_stream_class_count(ctx->trace) == 0) { |
91fd6f6a PP |
5291 | /* |
5292 | * We're about to add the first stream class to the | |
5293 | * trace. This will freeze the trace, and after this | |
5294 | * we cannot set the name anymore. At this point, | |
5295 | * set the trace name. | |
5296 | */ | |
5297 | ret = set_trace_name(ctx); | |
5298 | if (ret) { | |
28973adf | 5299 | BT_LOGE_STR("Cannot set trace's name."); |
91fd6f6a PP |
5300 | goto end; |
5301 | } | |
5302 | } | |
5303 | ||
e98a2d6e PP |
5304 | g_hash_table_iter_init(&iter, ctx->stream_classes); |
5305 | ||
5306 | while (g_hash_table_iter_next(&iter, &key, &stream_class)) { | |
50842bdc | 5307 | ret = bt_trace_add_stream_class(ctx->trace, |
e98a2d6e PP |
5308 | stream_class); |
5309 | if (ret) { | |
50842bdc | 5310 | int64_t id = bt_stream_class_get_id(stream_class); |
08da4f77 | 5311 | BT_LOGE("Cannot add stream class to trace: id=%" PRId64, |
e98a2d6e PP |
5312 | id); |
5313 | goto end; | |
5314 | } | |
5315 | } | |
5316 | ||
1e649dff PP |
5317 | g_hash_table_remove_all(ctx->stream_classes); |
5318 | ||
e98a2d6e PP |
5319 | end: |
5320 | return ret; | |
5321 | } | |
5322 | ||
1e649dff | 5323 | BT_HIDDEN |
55314f2a | 5324 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
a2a54545 PP |
5325 | const struct ctf_metadata_decoder_config *decoder_config, |
5326 | const char *name) | |
e98a2d6e | 5327 | { |
1e649dff | 5328 | int ret; |
e98a2d6e | 5329 | struct ctx *ctx = NULL; |
50842bdc | 5330 | struct bt_trace *trace; |
e98a2d6e | 5331 | |
50842bdc | 5332 | trace = bt_trace_create(); |
1e649dff | 5333 | if (!trace) { |
08da4f77 | 5334 | BT_LOGE_STR("Cannot create empty trace."); |
e98a2d6e PP |
5335 | goto error; |
5336 | } | |
5337 | ||
835b2d10 | 5338 | /* Set packet header to NULL to override the default one */ |
50842bdc | 5339 | ret = bt_trace_set_packet_header_type(trace, NULL); |
e98a2d6e | 5340 | if (ret) { |
08da4f77 | 5341 | BT_LOGE_STR("Cannot reset initial trace's packet header field type."); |
e98a2d6e PP |
5342 | goto error; |
5343 | } | |
5344 | ||
1e649dff | 5345 | /* Create visitor's context */ |
a2a54545 | 5346 | ctx = ctx_create(trace, decoder_config, name); |
e98a2d6e | 5347 | if (!ctx) { |
08da4f77 | 5348 | BT_LOGE_STR("Cannot create visitor's context."); |
e98a2d6e PP |
5349 | goto error; |
5350 | } | |
5351 | ||
1e649dff PP |
5352 | trace = NULL; |
5353 | goto end; | |
5354 | ||
5355 | error: | |
5356 | ctx_destroy(ctx); | |
5357 | ctx = NULL; | |
5358 | ||
5359 | end: | |
5360 | bt_put(trace); | |
5361 | return (void *) ctx; | |
5362 | } | |
5363 | ||
5364 | BT_HIDDEN | |
5365 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
5366 | { | |
5367 | ctx_destroy((void *) visitor); | |
5368 | } | |
5369 | ||
5370 | BT_HIDDEN | |
50842bdc | 5371 | struct bt_trace *ctf_visitor_generate_ir_get_trace( |
1e649dff PP |
5372 | struct ctf_visitor_generate_ir *visitor) |
5373 | { | |
5374 | struct ctx *ctx = (void *) visitor; | |
5375 | ||
5376 | assert(ctx); | |
5377 | assert(ctx->trace); | |
5378 | return bt_get(ctx->trace); | |
5379 | } | |
5380 | ||
5381 | BT_HIDDEN | |
5382 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
5383 | struct ctf_node *node) | |
5384 | { | |
5385 | int ret = 0; | |
5386 | struct ctx *ctx = (void *) visitor; | |
5387 | ||
08da4f77 | 5388 | BT_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 5389 | |
e98a2d6e PP |
5390 | switch (node->type) { |
5391 | case NODE_ROOT: | |
5392 | { | |
5393 | struct ctf_node *iter; | |
5394 | int got_trace_decl = FALSE; | |
e98a2d6e PP |
5395 | |
5396 | /* | |
1e649dff PP |
5397 | * The first thing we need is the native byte order of |
5398 | * the trace block, because early type aliases can have | |
5399 | * a `byte_order` attribute set to `native`. If we don't | |
5400 | * have the native byte order yet, and we don't have any | |
5401 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 5402 | */ |
50842bdc | 5403 | if (ctx->trace_bo == BT_BYTE_ORDER_NATIVE) { |
1e649dff PP |
5404 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
5405 | if (got_trace_decl) { | |
28973adf PP |
5406 | _BT_LOGE_NODE(node, |
5407 | "Duplicate trace (`trace` block)."); | |
1e649dff PP |
5408 | ret = -1; |
5409 | goto end; | |
5410 | } | |
e98a2d6e | 5411 | |
1e649dff PP |
5412 | ret = set_trace_byte_order(ctx, iter); |
5413 | if (ret) { | |
28973adf PP |
5414 | _BT_LOGE_NODE(node, |
5415 | "Cannot set trace's native byte order: " | |
08da4f77 | 5416 | "ret=%d", ret); |
1e649dff PP |
5417 | goto end; |
5418 | } | |
5419 | ||
5420 | got_trace_decl = TRUE; | |
e98a2d6e PP |
5421 | } |
5422 | ||
1e649dff | 5423 | if (!got_trace_decl) { |
28973adf | 5424 | BT_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
5425 | ret = -EINCOMPLETE; |
5426 | goto end; | |
5427 | } | |
e98a2d6e PP |
5428 | } |
5429 | ||
50842bdc PP |
5430 | assert(ctx->trace_bo == BT_BYTE_ORDER_LITTLE_ENDIAN || |
5431 | ctx->trace_bo == BT_BYTE_ORDER_BIG_ENDIAN); | |
1e649dff PP |
5432 | assert(ctx->current_scope && |
5433 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e | 5434 | |
f4421ff3 PP |
5435 | /* Environment */ |
5436 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
5437 | ret = visit_env(ctx, iter); | |
5438 | if (ret) { | |
28973adf PP |
5439 | _BT_LOGE_NODE(iter, |
5440 | "Cannot visit trace's environment (`env` block) entry: " | |
08da4f77 | 5441 | "ret=%d", ret); |
f4421ff3 PP |
5442 | goto end; |
5443 | } | |
5444 | } | |
5445 | ||
5446 | assert(ctx->current_scope && | |
5447 | ctx->current_scope->parent_scope == NULL); | |
5448 | ||
e98a2d6e | 5449 | /* |
f4421ff3 | 5450 | * Visit clock blocks. |
e98a2d6e PP |
5451 | */ |
5452 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 5453 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 5454 | if (ret) { |
28973adf PP |
5455 | _BT_LOGE_NODE(iter, |
5456 | "Cannot visit clock class: ret=%d", | |
e98a2d6e | 5457 | ret); |
1e649dff | 5458 | goto end; |
e98a2d6e PP |
5459 | } |
5460 | } | |
5461 | ||
1e649dff PP |
5462 | assert(ctx->current_scope && |
5463 | ctx->current_scope->parent_scope == NULL); | |
5464 | ||
e98a2d6e PP |
5465 | /* |
5466 | * Visit root declarations next, as they can be used by any | |
5467 | * following entity. | |
5468 | */ | |
5469 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
5470 | siblings) { | |
5471 | ret = visit_root_decl(ctx, iter); | |
5472 | if (ret) { | |
28973adf PP |
5473 | _BT_LOGE_NODE(iter, |
5474 | "Cannot visit root entry: ret=%d", | |
e98a2d6e | 5475 | ret); |
1e649dff | 5476 | goto end; |
e98a2d6e PP |
5477 | } |
5478 | } | |
5479 | ||
1e649dff PP |
5480 | assert(ctx->current_scope && |
5481 | ctx->current_scope->parent_scope == NULL); | |
5482 | ||
5483 | /* Callsite blocks are not supported */ | |
e98a2d6e | 5484 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
28973adf PP |
5485 | _BT_LOGW_NODE(iter, |
5486 | "\"callsite\" blocks are not supported as of this version."); | |
e98a2d6e PP |
5487 | } |
5488 | ||
1e649dff PP |
5489 | assert(ctx->current_scope && |
5490 | ctx->current_scope->parent_scope == NULL); | |
5491 | ||
e98a2d6e PP |
5492 | /* Trace */ |
5493 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
5494 | ret = visit_trace_decl(ctx, iter); | |
5495 | if (ret) { | |
28973adf PP |
5496 | _BT_LOGE_NODE(iter, |
5497 | "Cannot visit trace (`trace` block): " | |
08da4f77 | 5498 | "ret=%d", ret); |
1e649dff | 5499 | goto end; |
e98a2d6e PP |
5500 | } |
5501 | } | |
5502 | ||
1e649dff PP |
5503 | assert(ctx->current_scope && |
5504 | ctx->current_scope->parent_scope == NULL); | |
5505 | ||
e98a2d6e PP |
5506 | /* Streams */ |
5507 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
5508 | ret = visit_stream_decl(ctx, iter); | |
5509 | if (ret) { | |
28973adf PP |
5510 | _BT_LOGE_NODE(iter, |
5511 | "Cannot visit stream class: ret=%d", | |
08da4f77 | 5512 | ret); |
1e649dff | 5513 | goto end; |
e98a2d6e PP |
5514 | } |
5515 | } | |
5516 | ||
1e649dff PP |
5517 | assert(ctx->current_scope && |
5518 | ctx->current_scope->parent_scope == NULL); | |
5519 | ||
e98a2d6e PP |
5520 | /* Events */ |
5521 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
5522 | ret = visit_event_decl(ctx, iter); | |
5523 | if (ret) { | |
28973adf PP |
5524 | _BT_LOGE_NODE(iter, |
5525 | "Cannot visit event class: ret=%d", | |
08da4f77 | 5526 | ret); |
1e649dff | 5527 | goto end; |
e98a2d6e PP |
5528 | } |
5529 | } | |
1e649dff PP |
5530 | |
5531 | assert(ctx->current_scope && | |
5532 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e PP |
5533 | break; |
5534 | } | |
e98a2d6e | 5535 | default: |
28973adf PP |
5536 | _BT_LOGE_NODE(node, |
5537 | "Unexpected node type: node-type=%d", | |
08da4f77 | 5538 | node->type); |
e98a2d6e | 5539 | ret = -EINVAL; |
1e649dff | 5540 | goto end; |
e98a2d6e PP |
5541 | } |
5542 | ||
1e649dff PP |
5543 | /* Move decoded stream classes to trace, if any */ |
5544 | ret = move_ctx_stream_classes_to_trace(ctx); | |
e98a2d6e | 5545 | if (ret) { |
08da4f77 | 5546 | BT_LOGE("Cannot move stream classes to trace: ret=%d", ret); |
e98a2d6e PP |
5547 | } |
5548 | ||
1e649dff | 5549 | end: |
e98a2d6e PP |
5550 | return ret; |
5551 | } |