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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> | |
e98a2d6e | 45 | #include <babeltrace/ref.h> |
e98a2d6e PP |
46 | #include <babeltrace/ctf-ir/trace.h> |
47 | #include <babeltrace/ctf-ir/stream-class.h> | |
48 | #include <babeltrace/ctf-ir/event.h> | |
49 | #include <babeltrace/ctf-ir/event-class.h> | |
50 | #include <babeltrace/ctf-ir/field-types.h> | |
51 | #include <babeltrace/ctf-ir/field-types-internal.h> | |
ac0c6bdd | 52 | #include <babeltrace/ctf-ir/clock-class.h> |
e98a2d6e | 53 | |
06a626b8 JG |
54 | #include "scanner.h" |
55 | #include "parser.h" | |
56 | #include "ast.h" | |
e98a2d6e PP |
57 | |
58 | /* Bit value (left shift) */ | |
59 | #define _BV(_val) (1 << (_val)) | |
60 | ||
61 | /* Bit is set in a set of bits */ | |
62 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
63 | ||
64 | /* Set bit in a set of bits */ | |
65 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
66 | ||
67 | /* Bits for verifying existing attributes in various declarations */ | |
68 | enum { | |
69 | _CLOCK_NAME_SET = _BV(0), | |
70 | _CLOCK_UUID_SET = _BV(1), | |
71 | _CLOCK_FREQ_SET = _BV(2), | |
72 | _CLOCK_PRECISION_SET = _BV(3), | |
73 | _CLOCK_OFFSET_S_SET = _BV(4), | |
74 | _CLOCK_OFFSET_SET = _BV(5), | |
75 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
76 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
77 | }; | |
78 | ||
79 | enum { | |
80 | _INTEGER_ALIGN_SET = _BV(0), | |
81 | _INTEGER_SIZE_SET = _BV(1), | |
82 | _INTEGER_BASE_SET = _BV(2), | |
83 | _INTEGER_ENCODING_SET = _BV(3), | |
84 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
85 | _INTEGER_SIGNED_SET = _BV(5), | |
86 | _INTEGER_MAP_SET = _BV(6), | |
87 | }; | |
88 | ||
89 | enum { | |
90 | _FLOAT_ALIGN_SET = _BV(0), | |
91 | _FLOAT_MANT_DIG_SET = _BV(1), | |
92 | _FLOAT_EXP_DIG_SET = _BV(2), | |
93 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
94 | }; | |
95 | ||
96 | enum { | |
97 | _STRING_ENCODING_SET = _BV(0), | |
98 | }; | |
99 | ||
100 | enum { | |
101 | _TRACE_MINOR_SET = _BV(0), | |
102 | _TRACE_MAJOR_SET = _BV(1), | |
103 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
104 | _TRACE_UUID_SET = _BV(3), | |
105 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
106 | }; | |
107 | ||
108 | enum { | |
109 | _STREAM_ID_SET = _BV(0), | |
110 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
111 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
112 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
113 | }; | |
114 | ||
115 | enum { | |
116 | _EVENT_NAME_SET = _BV(0), | |
117 | _EVENT_ID_SET = _BV(1), | |
118 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
119 | _EVENT_STREAM_ID_SET = _BV(3), | |
120 | _EVENT_LOGLEVEL_SET = _BV(4), | |
121 | _EVENT_CONTEXT_SET = _BV(5), | |
122 | _EVENT_FIELDS_SET = _BV(6), | |
123 | }; | |
124 | ||
c3c30b08 MD |
125 | enum loglevel { |
126 | LOGLEVEL_EMERG = 0, | |
127 | LOGLEVEL_ALERT = 1, | |
128 | LOGLEVEL_CRIT = 2, | |
129 | LOGLEVEL_ERR = 3, | |
130 | LOGLEVEL_WARNING = 4, | |
131 | LOGLEVEL_NOTICE = 5, | |
132 | LOGLEVEL_INFO = 6, | |
133 | LOGLEVEL_DEBUG_SYSTEM = 7, | |
134 | LOGLEVEL_DEBUG_PROGRAM = 8, | |
135 | LOGLEVEL_DEBUG_PROCESS = 9, | |
136 | LOGLEVEL_DEBUG_MODULE = 10, | |
137 | LOGLEVEL_DEBUG_UNIT = 11, | |
138 | LOGLEVEL_DEBUG_FUNCTION = 12, | |
139 | LOGLEVEL_DEBUG_LINE = 13, | |
140 | LOGLEVEL_DEBUG = 14, | |
141 | _NR_LOGLEVELS = 15, | |
142 | }; | |
143 | ||
e98a2d6e PP |
144 | /* Prefixes of type aliases */ |
145 | #define _PREFIX_ALIAS 'a' | |
146 | #define _PREFIX_ENUM 'e' | |
147 | #define _PREFIX_STRUCT 's' | |
148 | #define _PREFIX_VARIANT 'v' | |
149 | ||
150 | /* First entry in a BT list */ | |
151 | #define _BT_LIST_FIRST_ENTRY(_ptr, _type, _member) \ | |
152 | bt_list_entry((_ptr)->next, _type, _member) | |
153 | ||
154 | #define _BT_CTF_FIELD_TYPE_INIT(_name) struct bt_ctf_field_type *_name = NULL; | |
155 | ||
08da4f77 PP |
156 | #define _BT_LOGE_DUP_ATTR(_attr, _entity) \ |
157 | do { \ | |
158 | BT_LOGE("Duplicate attribute in %s: attr-name=\"%s\"", \ | |
159 | _entity, _attr); \ | |
e98a2d6e PP |
160 | } while (0) |
161 | ||
162 | /* | |
163 | * Declaration scope of a visitor context. This represents a TSDL | |
164 | * lexical scope, so that aliases and named structures, variants, | |
165 | * and enumerations may be registered and looked up hierarchically. | |
166 | */ | |
167 | struct ctx_decl_scope { | |
168 | /* | |
169 | * Alias name to field type. | |
170 | * | |
171 | * GQuark -> struct bt_ctf_field_type * | |
172 | */ | |
173 | GHashTable *decl_map; | |
174 | ||
175 | /* Parent scope; NULL if this is the root declaration scope */ | |
176 | struct ctx_decl_scope *parent_scope; | |
177 | }; | |
178 | ||
179 | /* | |
1e649dff | 180 | * Visitor context (private). |
e98a2d6e PP |
181 | */ |
182 | struct ctx { | |
1e649dff | 183 | /* Trace being filled (owned by this) */ |
e98a2d6e PP |
184 | struct bt_ctf_trace *trace; |
185 | ||
e98a2d6e PP |
186 | /* Current declaration scope (top of the stack) */ |
187 | struct ctx_decl_scope *current_scope; | |
188 | ||
189 | /* 1 if trace declaration is visited */ | |
190 | int is_trace_visited; | |
191 | ||
f4421ff3 PP |
192 | /* 1 if this is an LTTng trace */ |
193 | bool is_lttng; | |
194 | ||
1e649dff | 195 | /* Offset (ns) to apply to clock classes on creation */ |
55314f2a | 196 | int64_t clock_class_offset_ns; |
1e649dff | 197 | |
91fd6f6a PP |
198 | /* Eventual name suffix of the trace to set */ |
199 | char *trace_name_suffix; | |
200 | ||
e98a2d6e | 201 | /* Trace attributes */ |
1e649dff | 202 | enum bt_ctf_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 | * | |
210 | * int64_t -> struct bt_ctf_stream_class * | |
211 | */ | |
212 | GHashTable *stream_classes; | |
213 | }; | |
214 | ||
1e649dff PP |
215 | /* |
216 | * Visitor (public). | |
217 | */ | |
218 | struct ctf_visitor_generate_ir { }; | |
219 | ||
c3c30b08 MD |
220 | static |
221 | const char *loglevel_str [] = { | |
222 | [ LOGLEVEL_EMERG ] = "TRACE_EMERG", | |
223 | [ LOGLEVEL_ALERT ] = "TRACE_ALERT", | |
224 | [ LOGLEVEL_CRIT ] = "TRACE_CRIT", | |
225 | [ LOGLEVEL_ERR ] = "TRACE_ERR", | |
226 | [ LOGLEVEL_WARNING ] = "TRACE_WARNING", | |
227 | [ LOGLEVEL_NOTICE ] = "TRACE_NOTICE", | |
228 | [ LOGLEVEL_INFO ] = "TRACE_INFO", | |
229 | [ LOGLEVEL_DEBUG_SYSTEM ] = "TRACE_DEBUG_SYSTEM", | |
230 | [ LOGLEVEL_DEBUG_PROGRAM ] = "TRACE_DEBUG_PROGRAM", | |
231 | [ LOGLEVEL_DEBUG_PROCESS ] = "TRACE_DEBUG_PROCESS", | |
232 | [ LOGLEVEL_DEBUG_MODULE ] = "TRACE_DEBUG_MODULE", | |
233 | [ LOGLEVEL_DEBUG_UNIT ] = "TRACE_DEBUG_UNIT", | |
234 | [ LOGLEVEL_DEBUG_FUNCTION ] = "TRACE_DEBUG_FUNCTION", | |
235 | [ LOGLEVEL_DEBUG_LINE ] = "TRACE_DEBUG_LINE", | |
236 | [ LOGLEVEL_DEBUG ] = "TRACE_DEBUG", | |
237 | }; | |
238 | ||
239 | static | |
240 | const char *print_loglevel(int64_t value) | |
241 | { | |
242 | if (value < 0) { | |
243 | return NULL; | |
244 | } | |
245 | if (value >= _NR_LOGLEVELS) { | |
246 | return "<<UNKNOWN>>"; | |
247 | } | |
248 | return loglevel_str[value]; | |
249 | } | |
250 | ||
e98a2d6e PP |
251 | /** |
252 | * Creates a new declaration scope. | |
253 | * | |
254 | * @param par_scope Parent scope (NULL if creating a root scope) | |
255 | * @returns New declaration scope, or NULL on error | |
256 | */ | |
257 | static | |
258 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx_decl_scope *par_scope) | |
259 | { | |
260 | struct ctx_decl_scope *scope; | |
261 | ||
262 | scope = g_new(struct ctx_decl_scope, 1); | |
263 | if (!scope) { | |
264 | goto end; | |
265 | } | |
266 | ||
267 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
268 | NULL, (GDestroyNotify) bt_ctf_field_type_put); | |
269 | scope->parent_scope = par_scope; | |
270 | ||
271 | end: | |
272 | return scope; | |
273 | } | |
274 | ||
275 | /** | |
276 | * Destroys a declaration scope. | |
277 | * | |
278 | * This function does not destroy the parent scope. | |
279 | * | |
280 | * @param scope Scope to destroy | |
281 | */ | |
282 | static | |
283 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
284 | { | |
285 | if (!scope) { | |
286 | goto end; | |
287 | } | |
288 | ||
289 | g_hash_table_destroy(scope->decl_map); | |
290 | g_free(scope); | |
291 | ||
292 | end: | |
293 | return; | |
294 | } | |
295 | ||
296 | /** | |
297 | * Returns the GQuark of a prefixed alias. | |
298 | * | |
299 | * @param prefix Prefix character | |
300 | * @param name Name | |
301 | * @returns Associated GQuark, or 0 on error | |
302 | */ | |
303 | static | |
304 | GQuark get_prefixed_named_quark(char prefix, const char *name) | |
305 | { | |
306 | GQuark qname = 0; | |
307 | ||
308 | assert(name); | |
309 | ||
310 | /* Prefix character + original string + '\0' */ | |
311 | char *prname = g_new(char, strlen(name) + 2); | |
312 | if (!prname) { | |
313 | goto end; | |
314 | } | |
315 | ||
316 | sprintf(prname, "%c%s", prefix, name); | |
317 | qname = g_quark_from_string(prname); | |
318 | g_free(prname); | |
319 | ||
320 | end: | |
321 | return qname; | |
322 | } | |
323 | ||
324 | /** | |
325 | * Looks up a prefixed type alias within a declaration scope. | |
326 | * | |
327 | * @param scope Declaration scope | |
328 | * @param prefix Prefix character | |
329 | * @param name Alias name | |
330 | * @param level Number of levels to dig (-1 means infinite) | |
331 | * @returns Declaration, or NULL if not found | |
332 | */ | |
333 | static | |
334 | struct bt_ctf_field_type *ctx_decl_scope_lookup_prefix_alias( | |
335 | struct ctx_decl_scope *scope, char prefix, | |
336 | const char *name, int levels) | |
337 | { | |
338 | GQuark qname = 0; | |
339 | int cur_levels = 0; | |
340 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
341 | struct ctx_decl_scope *cur_scope = scope; | |
342 | ||
343 | assert(scope); | |
344 | assert(name); | |
345 | qname = get_prefixed_named_quark(prefix, name); | |
346 | if (!qname) { | |
347 | goto error; | |
348 | } | |
349 | ||
350 | if (levels < 0) { | |
351 | levels = INT_MAX; | |
352 | } | |
353 | ||
354 | while (cur_scope && cur_levels < levels) { | |
355 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 356 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
357 | if (decl) { |
358 | /* Caller's reference */ | |
359 | bt_get(decl); | |
360 | break; | |
361 | } | |
362 | ||
363 | cur_scope = cur_scope->parent_scope; | |
364 | cur_levels++; | |
365 | } | |
366 | ||
367 | return decl; | |
368 | ||
369 | error: | |
370 | return NULL; | |
371 | } | |
372 | ||
373 | /** | |
374 | * Looks up a type alias within a declaration scope. | |
375 | * | |
376 | * @param scope Declaration scope | |
377 | * @param name Alias name | |
378 | * @param level Number of levels to dig (-1 means infinite) | |
379 | * @returns Declaration, or NULL if not found | |
380 | */ | |
381 | static | |
382 | struct bt_ctf_field_type *ctx_decl_scope_lookup_alias( | |
383 | struct ctx_decl_scope *scope, const char *name, int levels) | |
384 | { | |
385 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, | |
386 | name, levels); | |
387 | } | |
388 | ||
389 | /** | |
390 | * Looks up an enumeration within a declaration scope. | |
391 | * | |
392 | * @param scope Declaration scope | |
393 | * @param name Enumeration name | |
394 | * @param level Number of levels to dig (-1 means infinite) | |
395 | * @returns Declaration, or NULL if not found | |
396 | */ | |
397 | static | |
398 | struct bt_ctf_field_type *ctx_decl_scope_lookup_enum( | |
399 | struct ctx_decl_scope *scope, const char *name, int levels) | |
400 | { | |
401 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, | |
402 | name, levels); | |
403 | } | |
404 | ||
405 | /** | |
406 | * Looks up a structure within a declaration scope. | |
407 | * | |
408 | * @param scope Declaration scope | |
409 | * @param name Structure name | |
410 | * @param level Number of levels to dig (-1 means infinite) | |
411 | * @returns Declaration, or NULL if not found | |
412 | */ | |
413 | static | |
414 | struct bt_ctf_field_type *ctx_decl_scope_lookup_struct( | |
415 | struct ctx_decl_scope *scope, const char *name, int levels) | |
416 | { | |
417 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_STRUCT, | |
418 | name, levels); | |
419 | } | |
420 | ||
421 | /** | |
422 | * Looks up a variant within a declaration scope. | |
423 | * | |
424 | * @param scope Declaration scope | |
425 | * @param name Variant name | |
426 | * @param level Number of levels to dig (-1 means infinite) | |
427 | * @returns Declaration, or NULL if not found | |
428 | */ | |
429 | static | |
430 | struct bt_ctf_field_type *ctx_decl_scope_lookup_variant( | |
431 | struct ctx_decl_scope *scope, const char *name, int levels) | |
432 | { | |
433 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_VARIANT, | |
434 | name, levels); | |
435 | } | |
436 | ||
437 | /** | |
438 | * Registers a prefixed type alias within a declaration scope. | |
439 | * | |
440 | * @param scope Declaration scope | |
441 | * @param prefix Prefix character | |
442 | * @param name Alias name (non-NULL) | |
443 | * @param decl Declaration to register | |
444 | * @returns 0 if registration went okay, negative value otherwise | |
445 | */ | |
446 | static | |
447 | int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, | |
448 | char prefix, const char *name, struct bt_ctf_field_type *decl) | |
449 | { | |
450 | int ret = 0; | |
451 | GQuark qname = 0; | |
452 | _BT_CTF_FIELD_TYPE_INIT(edecl); | |
453 | ||
454 | assert(scope); | |
455 | assert(name); | |
456 | assert(decl); | |
457 | qname = get_prefixed_named_quark(prefix, name); | |
458 | if (!qname) { | |
459 | ret = -ENOMEM; | |
460 | goto error; | |
461 | } | |
462 | ||
463 | /* Make sure alias does not exist in local scope */ | |
464 | edecl = ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1); | |
465 | if (edecl) { | |
466 | BT_PUT(edecl); | |
467 | ret = -EEXIST; | |
468 | goto error; | |
469 | } | |
470 | ||
471 | g_hash_table_insert(scope->decl_map, | |
71c7c95f | 472 | GUINT_TO_POINTER(qname), decl); |
e98a2d6e PP |
473 | |
474 | /* Hash table's reference */ | |
475 | bt_get(decl); | |
476 | ||
477 | return 0; | |
478 | ||
479 | error: | |
480 | return ret; | |
481 | } | |
482 | ||
483 | /** | |
484 | * Registers a type alias within a declaration scope. | |
485 | * | |
486 | * @param scope Declaration scope | |
487 | * @param name Alias name (non-NULL) | |
488 | * @param decl Declaration to register | |
489 | * @returns 0 if registration went okay, negative value otherwise | |
490 | */ | |
491 | static | |
492 | int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, | |
493 | const char *name, struct bt_ctf_field_type *decl) | |
494 | { | |
495 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, | |
496 | name, decl); | |
497 | } | |
498 | ||
499 | /** | |
500 | * Registers an enumeration declaration within a declaration scope. | |
501 | * | |
502 | * @param scope Declaration scope | |
503 | * @param name Enumeration name (non-NULL) | |
504 | * @param decl Enumeration declaration to register | |
505 | * @returns 0 if registration went okay, negative value otherwise | |
506 | */ | |
507 | static | |
508 | int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, | |
509 | const char *name, struct bt_ctf_field_type *decl) | |
510 | { | |
511 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, | |
512 | name, decl); | |
513 | } | |
514 | ||
515 | /** | |
516 | * Registers a structure declaration within a declaration scope. | |
517 | * | |
518 | * @param scope Declaration scope | |
519 | * @param name Structure name (non-NULL) | |
520 | * @param decl Structure declaration to register | |
521 | * @returns 0 if registration went okay, negative value otherwise | |
522 | */ | |
523 | static | |
524 | int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, | |
525 | const char *name, struct bt_ctf_field_type *decl) | |
526 | { | |
527 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, | |
528 | name, decl); | |
529 | } | |
530 | ||
531 | /** | |
532 | * Registers a variant declaration within a declaration scope. | |
533 | * | |
534 | * @param scope Declaration scope | |
535 | * @param name Variant name (non-NULL) | |
536 | * @param decl Variant declaration to register | |
537 | * @returns 0 if registration went okay, negative value otherwise | |
538 | */ | |
539 | static | |
540 | int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, | |
541 | const char *name, struct bt_ctf_field_type *decl) | |
542 | { | |
543 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, | |
544 | name, decl); | |
545 | } | |
546 | ||
91fd6f6a PP |
547 | /** |
548 | * Destroys a visitor context. | |
549 | * | |
550 | * @param ctx Visitor context to destroy | |
551 | */ | |
552 | static | |
553 | void ctx_destroy(struct ctx *ctx) | |
554 | { | |
555 | struct ctx_decl_scope *scope; | |
556 | /* | |
557 | * Destroy all scopes, from current one to the root scope. | |
558 | */ | |
559 | ||
560 | if (!ctx) { | |
561 | goto end; | |
562 | } | |
563 | ||
564 | scope = ctx->current_scope; | |
565 | ||
566 | while (scope) { | |
567 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
568 | ||
569 | ctx_decl_scope_destroy(scope); | |
570 | scope = parent_scope; | |
571 | } | |
572 | ||
573 | bt_put(ctx->trace); | |
574 | ||
575 | if (ctx->stream_classes) { | |
576 | g_hash_table_destroy(ctx->stream_classes); | |
577 | } | |
578 | ||
579 | free(ctx->trace_name_suffix); | |
580 | g_free(ctx); | |
581 | ||
582 | end: | |
583 | return; | |
584 | } | |
585 | ||
e98a2d6e PP |
586 | /** |
587 | * Creates a new visitor context. | |
588 | * | |
589 | * @param trace Associated trace | |
e98a2d6e PP |
590 | * @returns New visitor context, or NULL on error |
591 | */ | |
592 | static | |
55314f2a JG |
593 | struct ctx *ctx_create(struct bt_ctf_trace *trace, |
594 | int64_t clock_class_offset_ns, const char *trace_name_suffix) | |
e98a2d6e PP |
595 | { |
596 | struct ctx *ctx = NULL; | |
597 | struct ctx_decl_scope *scope = NULL; | |
598 | ||
1e649dff | 599 | ctx = g_new0(struct ctx, 1); |
e98a2d6e PP |
600 | if (!ctx) { |
601 | goto error; | |
602 | } | |
603 | ||
604 | /* Root declaration scope */ | |
605 | scope = ctx_decl_scope_create(NULL); | |
606 | if (!scope) { | |
607 | goto error; | |
608 | } | |
609 | ||
610 | ctx->stream_classes = g_hash_table_new_full(g_direct_hash, | |
611 | g_direct_equal, NULL, (GDestroyNotify) bt_put); | |
612 | if (!ctx->stream_classes) { | |
613 | goto error; | |
614 | } | |
615 | ||
91fd6f6a PP |
616 | if (trace_name_suffix) { |
617 | ctx->trace_name_suffix = strdup(trace_name_suffix); | |
618 | if (!ctx->trace_name_suffix) { | |
619 | goto error; | |
620 | } | |
621 | } | |
622 | ||
e98a2d6e | 623 | ctx->trace = trace; |
e98a2d6e | 624 | ctx->current_scope = scope; |
91fd6f6a | 625 | scope = NULL; |
1e649dff PP |
626 | ctx->trace_bo = BT_CTF_BYTE_ORDER_NATIVE; |
627 | ctx->clock_class_offset_ns = clock_class_offset_ns; | |
e98a2d6e PP |
628 | return ctx; |
629 | ||
630 | error: | |
91fd6f6a | 631 | ctx_destroy(ctx); |
e98a2d6e | 632 | ctx_decl_scope_destroy(scope); |
e98a2d6e PP |
633 | return NULL; |
634 | } | |
635 | ||
e98a2d6e PP |
636 | /** |
637 | * Pushes a new declaration scope on top of a visitor context's | |
638 | * declaration scope stack. | |
639 | * | |
640 | * @param ctx Visitor context | |
641 | * @returns 0 on success, or a negative value on error | |
642 | */ | |
643 | static | |
644 | int ctx_push_scope(struct ctx *ctx) | |
645 | { | |
646 | int ret = 0; | |
647 | struct ctx_decl_scope *new_scope; | |
648 | ||
649 | assert(ctx); | |
650 | new_scope = ctx_decl_scope_create(ctx->current_scope); | |
651 | if (!new_scope) { | |
652 | ret = -ENOMEM; | |
653 | goto end; | |
654 | } | |
655 | ||
656 | ctx->current_scope = new_scope; | |
657 | ||
658 | end: | |
659 | return ret; | |
660 | } | |
661 | ||
662 | static | |
663 | void ctx_pop_scope(struct ctx *ctx) | |
664 | { | |
665 | struct ctx_decl_scope *parent_scope = NULL; | |
666 | ||
667 | assert(ctx); | |
668 | ||
669 | if (!ctx->current_scope) { | |
670 | goto end; | |
671 | } | |
672 | ||
673 | parent_scope = ctx->current_scope->parent_scope; | |
674 | ctx_decl_scope_destroy(ctx->current_scope); | |
675 | ctx->current_scope = parent_scope; | |
676 | ||
677 | end: | |
678 | return; | |
679 | } | |
680 | ||
681 | static | |
682 | int visit_type_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, | |
683 | struct bt_ctf_field_type **decl); | |
684 | ||
685 | static | |
686 | int is_unary_string(struct bt_list_head *head) | |
687 | { | |
688 | int ret = TRUE; | |
689 | struct ctf_node *node; | |
690 | ||
691 | bt_list_for_each_entry(node, head, siblings) { | |
692 | if (node->type != NODE_UNARY_EXPRESSION) { | |
693 | ret = FALSE; | |
694 | } | |
695 | ||
696 | if (node->u.unary_expression.type != UNARY_STRING) { | |
697 | ret = FALSE; | |
698 | } | |
699 | } | |
700 | ||
701 | return ret; | |
702 | } | |
703 | ||
704 | static | |
705 | char *concatenate_unary_strings(struct bt_list_head *head) | |
706 | { | |
707 | int i = 0; | |
708 | GString *str; | |
709 | struct ctf_node *node; | |
710 | ||
711 | str = g_string_new(NULL); | |
08da4f77 | 712 | assert(str); |
e98a2d6e PP |
713 | |
714 | bt_list_for_each_entry(node, head, siblings) { | |
715 | char *src_string; | |
716 | ||
717 | if ( | |
718 | node->type != NODE_UNARY_EXPRESSION || | |
719 | node->u.unary_expression.type != UNARY_STRING || | |
720 | !( | |
721 | ( | |
722 | node->u.unary_expression.link != | |
723 | UNARY_LINK_UNKNOWN | |
724 | ) ^ (i == 0) | |
725 | ) | |
726 | ) { | |
727 | goto error; | |
728 | } | |
729 | ||
730 | switch (node->u.unary_expression.link) { | |
731 | case UNARY_DOTLINK: | |
732 | g_string_append(str, "."); | |
733 | break; | |
734 | case UNARY_ARROWLINK: | |
735 | g_string_append(str, "->"); | |
736 | break; | |
737 | case UNARY_DOTDOTDOT: | |
738 | g_string_append(str, "..."); | |
739 | break; | |
740 | default: | |
741 | break; | |
742 | } | |
743 | ||
744 | src_string = node->u.unary_expression.u.string; | |
745 | g_string_append(str, src_string); | |
746 | i++; | |
747 | } | |
748 | ||
749 | /* Destroys the container, returns the underlying string */ | |
750 | return g_string_free(str, FALSE); | |
751 | ||
752 | error: | |
753 | /* This always returns NULL */ | |
754 | return g_string_free(str, TRUE); | |
755 | } | |
756 | ||
757 | static | |
758 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
759 | { | |
760 | int i = 0; | |
761 | struct ctf_node *node; | |
762 | const char *name = NULL; | |
763 | ||
764 | bt_list_for_each_entry(node, head, siblings) { | |
765 | char *src_string; | |
766 | int uexpr_type = node->u.unary_expression.type; | |
767 | int uexpr_link = node->u.unary_expression.link; | |
768 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
769 | uexpr_type != UNARY_STRING || | |
770 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
771 | if (cond) { | |
772 | goto error; | |
773 | } | |
774 | ||
775 | /* Needs to be chained with . */ | |
776 | switch (node->u.unary_expression.link) { | |
777 | case UNARY_DOTLINK: | |
778 | break; | |
779 | case UNARY_ARROWLINK: | |
780 | case UNARY_DOTDOTDOT: | |
781 | goto error; | |
782 | default: | |
783 | break; | |
784 | } | |
785 | ||
786 | src_string = node->u.unary_expression.u.string; | |
787 | ||
788 | switch (i) { | |
789 | case 0: | |
790 | if (strcmp("clock", src_string)) { | |
791 | goto error; | |
792 | } | |
793 | break; | |
794 | case 1: | |
795 | name = src_string; | |
796 | break; | |
797 | case 2: | |
798 | if (strcmp("value", src_string)) { | |
799 | goto error; | |
800 | } | |
801 | break; | |
802 | default: | |
803 | /* Extra identifier, unknown */ | |
804 | goto error; | |
805 | } | |
806 | ||
807 | i++; | |
808 | } | |
809 | ||
810 | return name; | |
811 | ||
812 | error: | |
813 | return NULL; | |
814 | } | |
815 | ||
816 | static | |
817 | int is_unary_unsigned(struct bt_list_head *head) | |
818 | { | |
819 | int ret = TRUE; | |
820 | struct ctf_node *node; | |
821 | ||
822 | bt_list_for_each_entry(node, head, siblings) { | |
823 | if (node->type != NODE_UNARY_EXPRESSION) { | |
824 | ret = FALSE; | |
825 | } | |
826 | ||
827 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
828 | ret = FALSE; | |
829 | } | |
830 | } | |
831 | ||
832 | return ret; | |
833 | } | |
834 | ||
835 | static | |
836 | int get_unary_unsigned(struct bt_list_head *head, uint64_t *value) | |
837 | { | |
838 | int i = 0; | |
839 | int ret = 0; | |
840 | struct ctf_node *node; | |
841 | ||
d82c602e JG |
842 | if (bt_list_empty(head)) { |
843 | ret = -1; | |
844 | goto end; | |
845 | } | |
846 | ||
e98a2d6e PP |
847 | bt_list_for_each_entry(node, head, siblings) { |
848 | int uexpr_type = node->u.unary_expression.type; | |
849 | int uexpr_link = node->u.unary_expression.link; | |
850 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
851 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
852 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
853 | if (cond) { | |
854 | ret = -EINVAL; | |
855 | goto end; | |
856 | } | |
857 | ||
858 | *value = node->u.unary_expression.u.unsigned_constant; | |
859 | i++; | |
860 | } | |
861 | ||
862 | end: | |
863 | return ret; | |
864 | } | |
865 | ||
866 | static | |
867 | int is_unary_signed(struct bt_list_head *head) | |
868 | { | |
869 | int ret = TRUE; | |
870 | struct ctf_node *node; | |
871 | ||
872 | bt_list_for_each_entry(node, head, siblings) { | |
873 | if (node->type != NODE_UNARY_EXPRESSION) { | |
874 | ret = FALSE; | |
875 | } | |
876 | ||
877 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
878 | ret = FALSE; | |
879 | } | |
880 | } | |
881 | ||
882 | return ret; | |
883 | } | |
884 | ||
885 | static | |
886 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
887 | { | |
888 | int i = 0; | |
889 | int ret = 0; | |
890 | struct ctf_node *node; | |
891 | ||
892 | bt_list_for_each_entry(node, head, siblings) { | |
893 | int uexpr_type = node->u.unary_expression.type; | |
894 | int uexpr_link = node->u.unary_expression.link; | |
895 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
896 | (uexpr_type != UNARY_UNSIGNED_CONSTANT) || | |
897 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && | |
898 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
899 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
900 | if (cond) { | |
901 | ret = -EINVAL; | |
902 | goto end; | |
903 | } | |
904 | ||
905 | switch (node->u.unary_expression.type) { | |
906 | case UNARY_UNSIGNED_CONSTANT: | |
907 | *value = (int64_t) | |
908 | node->u.unary_expression.u.unsigned_constant; | |
909 | break; | |
910 | case UNARY_SIGNED_CONSTANT: | |
911 | *value = node->u.unary_expression.u.signed_constant; | |
912 | break; | |
913 | default: | |
914 | ret = -EINVAL; | |
915 | goto end; | |
916 | } | |
917 | ||
918 | i++; | |
919 | } | |
920 | ||
921 | end: | |
922 | return ret; | |
923 | } | |
924 | ||
925 | static | |
926 | int get_unary_uuid(struct bt_list_head *head, unsigned char *uuid) | |
927 | { | |
928 | int i = 0; | |
929 | int ret = 0; | |
930 | struct ctf_node *node; | |
931 | ||
932 | bt_list_for_each_entry(node, head, siblings) { | |
933 | int uexpr_type = node->u.unary_expression.type; | |
934 | int uexpr_link = node->u.unary_expression.link; | |
935 | const char *src_string; | |
936 | ||
937 | if (node->type != NODE_UNARY_EXPRESSION || | |
938 | uexpr_type != UNARY_STRING || | |
939 | uexpr_link != UNARY_LINK_UNKNOWN || | |
940 | i != 0) { | |
941 | ret = -EINVAL; | |
942 | goto end; | |
943 | } | |
944 | ||
945 | src_string = node->u.unary_expression.u.string; | |
946 | ret = bt_uuid_parse(src_string, uuid); | |
947 | if (ret) { | |
948 | goto end; | |
949 | } | |
950 | } | |
951 | ||
952 | end: | |
953 | return ret; | |
954 | } | |
955 | ||
956 | static | |
55314f2a | 957 | int get_boolean(struct ctf_node *unary_expr) |
e98a2d6e PP |
958 | { |
959 | int ret = 0; | |
960 | ||
961 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
08da4f77 PP |
962 | BT_LOGE("Expecting unary expression: node-type=%d", |
963 | unary_expr->type); | |
e98a2d6e PP |
964 | ret = -EINVAL; |
965 | goto end; | |
966 | } | |
967 | ||
968 | switch (unary_expr->u.unary_expression.type) { | |
969 | case UNARY_UNSIGNED_CONSTANT: | |
970 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
971 | break; | |
972 | case UNARY_SIGNED_CONSTANT: | |
973 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
974 | break; | |
975 | case UNARY_STRING: | |
976 | { | |
977 | const char *str = unary_expr->u.unary_expression.u.string; | |
978 | ||
979 | if (!strcmp(str, "true") || !strcmp(str, "TRUE")) { | |
980 | ret = TRUE; | |
981 | } else if (!strcmp(str, "false") || !strcmp(str, "FALSE")) { | |
982 | ret = FALSE; | |
983 | } else { | |
08da4f77 | 984 | BT_LOGE("Unexpected boolean value: value=\"%s\"", str); |
e98a2d6e PP |
985 | ret = -EINVAL; |
986 | goto end; | |
987 | } | |
988 | break; | |
989 | } | |
990 | default: | |
08da4f77 PP |
991 | BT_LOGE("Unexpected unary expression type: node-type=%d", |
992 | unary_expr->u.unary_expression.type); | |
e98a2d6e PP |
993 | ret = -EINVAL; |
994 | goto end; | |
995 | } | |
996 | ||
997 | end: | |
998 | return ret; | |
999 | } | |
1000 | ||
1001 | static | |
55314f2a | 1002 | enum bt_ctf_byte_order byte_order_from_unary_expr(struct ctf_node *unary_expr) |
e98a2d6e PP |
1003 | { |
1004 | const char *str; | |
1005 | enum bt_ctf_byte_order bo = BT_CTF_BYTE_ORDER_UNKNOWN; | |
1006 | ||
1007 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
08da4f77 | 1008 | BT_LOGE_STR("\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); |
e98a2d6e PP |
1009 | goto end; |
1010 | } | |
1011 | ||
1012 | str = unary_expr->u.unary_expression.u.string; | |
1013 | ||
1014 | if (!strcmp(str, "be") || !strcmp(str, "network")) { | |
1015 | bo = BT_CTF_BYTE_ORDER_BIG_ENDIAN; | |
1016 | } else if (!strcmp(str, "le")) { | |
1017 | bo = BT_CTF_BYTE_ORDER_LITTLE_ENDIAN; | |
1018 | } else if (!strcmp(str, "native")) { | |
1019 | bo = BT_CTF_BYTE_ORDER_NATIVE; | |
1020 | } else { | |
08da4f77 PP |
1021 | BT_LOGE("Unexpected \"byte_order\" attribute value: " |
1022 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", | |
e98a2d6e PP |
1023 | str); |
1024 | goto end; | |
1025 | } | |
1026 | ||
1027 | end: | |
1028 | return bo; | |
1029 | } | |
1030 | ||
1031 | static | |
1032 | enum bt_ctf_byte_order get_real_byte_order(struct ctx *ctx, | |
1033 | struct ctf_node *uexpr) | |
1034 | { | |
55314f2a | 1035 | enum bt_ctf_byte_order bo = byte_order_from_unary_expr(uexpr); |
e98a2d6e PP |
1036 | |
1037 | if (bo == BT_CTF_BYTE_ORDER_NATIVE) { | |
8a716c8d | 1038 | bo = bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
1039 | } |
1040 | ||
1041 | return bo; | |
1042 | } | |
1043 | ||
1044 | static | |
1045 | int is_align_valid(uint64_t align) | |
1046 | { | |
1047 | return (align != 0) && !(align & (align - 1)); | |
1048 | } | |
1049 | ||
1050 | static | |
1051 | int get_type_specifier_name(struct ctx *ctx, struct ctf_node *type_specifier, | |
1052 | GString *str) | |
1053 | { | |
1054 | int ret = 0; | |
1055 | ||
1056 | if (type_specifier->type != NODE_TYPE_SPECIFIER) { | |
1057 | ret = -EINVAL; | |
1058 | goto end; | |
1059 | } | |
1060 | ||
1061 | switch (type_specifier->u.type_specifier.type) { | |
1062 | case TYPESPEC_VOID: | |
1063 | g_string_append(str, "void"); | |
1064 | break; | |
1065 | case TYPESPEC_CHAR: | |
1066 | g_string_append(str, "char"); | |
1067 | break; | |
1068 | case TYPESPEC_SHORT: | |
1069 | g_string_append(str, "short"); | |
1070 | break; | |
1071 | case TYPESPEC_INT: | |
1072 | g_string_append(str, "int"); | |
1073 | break; | |
1074 | case TYPESPEC_LONG: | |
1075 | g_string_append(str, "long"); | |
1076 | break; | |
1077 | case TYPESPEC_FLOAT: | |
1078 | g_string_append(str, "float"); | |
1079 | break; | |
1080 | case TYPESPEC_DOUBLE: | |
1081 | g_string_append(str, "double"); | |
1082 | break; | |
1083 | case TYPESPEC_SIGNED: | |
1084 | g_string_append(str, "signed"); | |
1085 | break; | |
1086 | case TYPESPEC_UNSIGNED: | |
1087 | g_string_append(str, "unsigned"); | |
1088 | break; | |
1089 | case TYPESPEC_BOOL: | |
1090 | g_string_append(str, "bool"); | |
1091 | break; | |
1092 | case TYPESPEC_COMPLEX: | |
1093 | g_string_append(str, "_Complex"); | |
1094 | break; | |
1095 | case TYPESPEC_IMAGINARY: | |
1096 | g_string_append(str, "_Imaginary"); | |
1097 | break; | |
1098 | case TYPESPEC_CONST: | |
1099 | g_string_append(str, "const"); | |
1100 | break; | |
1101 | case TYPESPEC_ID_TYPE: | |
1102 | if (type_specifier->u.type_specifier.id_type) { | |
1103 | g_string_append(str, | |
1104 | type_specifier->u.type_specifier.id_type); | |
1105 | } | |
1106 | break; | |
1107 | case TYPESPEC_STRUCT: | |
1108 | { | |
1109 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1110 | ||
1111 | if (!node->u._struct.name) { | |
08da4f77 | 1112 | BT_LOGE_STR("Unexpected empty structure name."); |
e98a2d6e PP |
1113 | ret = -EINVAL; |
1114 | goto end; | |
1115 | } | |
1116 | ||
1117 | g_string_append(str, "struct "); | |
1118 | g_string_append(str, node->u._struct.name); | |
1119 | break; | |
1120 | } | |
1121 | case TYPESPEC_VARIANT: | |
1122 | { | |
1123 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1124 | ||
1125 | if (!node->u.variant.name) { | |
08da4f77 | 1126 | BT_LOGE_STR("Unexpected empty variant name."); |
e98a2d6e PP |
1127 | ret = -EINVAL; |
1128 | goto end; | |
1129 | } | |
1130 | ||
1131 | g_string_append(str, "variant "); | |
1132 | g_string_append(str, node->u.variant.name); | |
1133 | break; | |
1134 | } | |
1135 | case TYPESPEC_ENUM: | |
1136 | { | |
1137 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1138 | ||
1139 | if (!node->u._enum.enum_id) { | |
08da4f77 | 1140 | BT_LOGE_STR("Unexpected empty enumeration field type (`enum`) name."); |
e98a2d6e PP |
1141 | ret = -EINVAL; |
1142 | goto end; | |
1143 | } | |
1144 | ||
1145 | g_string_append(str, "enum "); | |
1146 | g_string_append(str, node->u._enum.enum_id); | |
1147 | break; | |
1148 | } | |
1149 | case TYPESPEC_FLOATING_POINT: | |
1150 | case TYPESPEC_INTEGER: | |
1151 | case TYPESPEC_STRING: | |
1152 | default: | |
08da4f77 PP |
1153 | BT_LOGE("Unexpected type specifier type: %d", |
1154 | type_specifier->u.type_specifier.type); | |
e98a2d6e PP |
1155 | ret = -EINVAL; |
1156 | goto end; | |
1157 | } | |
1158 | ||
1159 | end: | |
1160 | return ret; | |
1161 | } | |
1162 | ||
1163 | static | |
1164 | int get_type_specifier_list_name(struct ctx *ctx, | |
1165 | struct ctf_node *type_specifier_list, GString *str) | |
1166 | { | |
502b0402 | 1167 | int ret = 0; |
e98a2d6e PP |
1168 | struct ctf_node *iter; |
1169 | int alias_item_nr = 0; | |
1170 | struct bt_list_head *head = | |
1171 | &type_specifier_list->u.type_specifier_list.head; | |
1172 | ||
1173 | bt_list_for_each_entry(iter, head, siblings) { | |
1174 | if (alias_item_nr != 0) { | |
1175 | g_string_append(str, " "); | |
1176 | } | |
1177 | ||
1178 | alias_item_nr++; | |
1179 | ret = get_type_specifier_name(ctx, iter, str); | |
1180 | if (ret) { | |
1181 | goto end; | |
1182 | } | |
1183 | } | |
1184 | ||
1185 | end: | |
1186 | return ret; | |
1187 | } | |
1188 | ||
1189 | static | |
1190 | GQuark create_typealias_identifier(struct ctx *ctx, | |
1191 | struct ctf_node *type_specifier_list, | |
1192 | struct ctf_node *node_type_declarator) | |
1193 | { | |
1194 | int ret; | |
1195 | char *str_c; | |
1196 | GString *str; | |
1197 | GQuark qalias = 0; | |
1198 | struct ctf_node *iter; | |
1199 | struct bt_list_head *pointers = | |
1200 | &node_type_declarator->u.type_declarator.pointers; | |
1201 | ||
1202 | str = g_string_new(""); | |
1203 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
1204 | if (ret) { | |
1205 | g_string_free(str, TRUE); | |
1206 | goto end; | |
1207 | } | |
1208 | ||
1209 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1210 | g_string_append(str, " *"); | |
1211 | ||
1212 | if (iter->u.pointer.const_qualifier) { | |
1213 | g_string_append(str, " const"); | |
1214 | } | |
1215 | } | |
1216 | ||
1217 | str_c = g_string_free(str, FALSE); | |
1218 | qalias = g_quark_from_string(str_c); | |
1219 | g_free(str_c); | |
1220 | ||
1221 | end: | |
1222 | return qalias; | |
1223 | } | |
1224 | ||
1225 | static | |
1226 | int visit_type_declarator(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1227 | GQuark *field_name, struct ctf_node *node_type_declarator, | |
1228 | struct bt_ctf_field_type **field_decl, | |
1229 | struct bt_ctf_field_type *nested_decl) | |
1230 | { | |
1231 | /* | |
1232 | * During this whole function, nested_decl is always OURS, | |
1233 | * whereas field_decl is an output which we create, but | |
1234 | * belongs to the caller (it is moved). | |
1235 | */ | |
1236 | ||
1237 | int ret = 0; | |
1238 | *field_decl = NULL; | |
1239 | ||
1240 | /* Validate type declarator node */ | |
1241 | if (node_type_declarator) { | |
1242 | if (node_type_declarator->u.type_declarator.type == | |
1243 | TYPEDEC_UNKNOWN) { | |
08da4f77 PP |
1244 | BT_LOGE("Unexpected type declarator type: type=%d", |
1245 | node_type_declarator->u.type_declarator.type); | |
e98a2d6e PP |
1246 | ret = -EINVAL; |
1247 | goto error; | |
1248 | } | |
1249 | ||
1250 | /* TODO: GCC bitfields not supported yet */ | |
1251 | if (node_type_declarator->u.type_declarator.bitfield_len != | |
1252 | NULL) { | |
08da4f77 | 1253 | BT_LOGE_STR("GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1254 | ret = -EPERM; |
1255 | goto error; | |
1256 | } | |
1257 | } | |
1258 | ||
1259 | /* Find the right nested declaration if not provided */ | |
1260 | if (!nested_decl) { | |
1261 | struct bt_list_head *pointers = | |
1262 | &node_type_declarator->u.type_declarator.pointers; | |
1263 | ||
1264 | if (node_type_declarator && !bt_list_empty(pointers)) { | |
1265 | GQuark qalias; | |
1266 | _BT_CTF_FIELD_TYPE_INIT(nested_decl_copy); | |
1267 | ||
1268 | /* | |
1269 | * If we have a pointer declarator, it HAS to | |
1270 | * be present in the typealiases (else fail). | |
1271 | */ | |
1272 | qalias = create_typealias_identifier(ctx, | |
1273 | type_specifier_list, node_type_declarator); | |
1274 | nested_decl = | |
1275 | ctx_decl_scope_lookup_alias(ctx->current_scope, | |
1276 | g_quark_to_string(qalias), -1); | |
1277 | if (!nested_decl) { | |
08da4f77 | 1278 | BT_LOGE("Cannot find type alias: name=\"%s\"", |
e98a2d6e PP |
1279 | g_quark_to_string(qalias)); |
1280 | ret = -EINVAL; | |
1281 | goto error; | |
1282 | } | |
1283 | ||
1284 | /* Make a copy of it */ | |
1285 | nested_decl_copy = bt_ctf_field_type_copy(nested_decl); | |
1286 | BT_PUT(nested_decl); | |
1287 | if (!nested_decl_copy) { | |
08da4f77 | 1288 | BT_LOGE_STR("Cannot copy nested field type."); |
e98a2d6e PP |
1289 | ret = -EINVAL; |
1290 | goto error; | |
1291 | } | |
1292 | ||
1293 | BT_MOVE(nested_decl, nested_decl_copy); | |
1294 | ||
1295 | /* Force integer's base to 16 since it's a pointer */ | |
1296 | if (bt_ctf_field_type_is_integer(nested_decl)) { | |
1297 | bt_ctf_field_type_integer_set_base(nested_decl, | |
1298 | BT_CTF_INTEGER_BASE_HEXADECIMAL); | |
1299 | } | |
1300 | } else { | |
1301 | ret = visit_type_specifier_list(ctx, | |
1302 | type_specifier_list, &nested_decl); | |
1303 | if (ret) { | |
1304 | assert(!nested_decl); | |
1305 | goto error; | |
1306 | } | |
1307 | } | |
1308 | } | |
1309 | ||
1310 | assert(nested_decl); | |
1311 | ||
1312 | if (!node_type_declarator) { | |
1313 | BT_MOVE(*field_decl, nested_decl); | |
1314 | goto end; | |
1315 | } | |
1316 | ||
1317 | if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) { | |
1318 | if (node_type_declarator->u.type_declarator.u.id) { | |
1319 | const char *id = | |
1320 | node_type_declarator->u.type_declarator.u.id; | |
1321 | ||
1322 | *field_name = g_quark_from_string(id); | |
1323 | } else { | |
1324 | *field_name = 0; | |
1325 | } | |
1326 | ||
1327 | BT_MOVE(*field_decl, nested_decl); | |
1328 | goto end; | |
1329 | } else { | |
1330 | struct ctf_node *first; | |
1331 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
1332 | _BT_CTF_FIELD_TYPE_INIT(outer_field_decl); | |
1333 | struct bt_list_head *length = | |
1334 | &node_type_declarator-> | |
1335 | u.type_declarator.u.nested.length; | |
1336 | ||
1337 | /* Create array/sequence, pass nested_decl as child */ | |
1338 | if (bt_list_empty(length)) { | |
08da4f77 | 1339 | BT_LOGE_STR("Expecting length field reference or value."); |
e98a2d6e PP |
1340 | ret = -EINVAL; |
1341 | goto error; | |
1342 | } | |
1343 | ||
1344 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1345 | if (first->type != NODE_UNARY_EXPRESSION) { | |
1346 | ret = -EINVAL; | |
1347 | goto error; | |
1348 | } | |
1349 | ||
1350 | switch (first->u.unary_expression.type) { | |
1351 | case UNARY_UNSIGNED_CONSTANT: | |
1352 | { | |
1353 | size_t len; | |
1354 | _BT_CTF_FIELD_TYPE_INIT(array_decl); | |
1355 | ||
1356 | len = first->u.unary_expression.u.unsigned_constant; | |
1357 | array_decl = bt_ctf_field_type_array_create(nested_decl, | |
1358 | len); | |
1359 | BT_PUT(nested_decl); | |
1360 | if (!array_decl) { | |
08da4f77 | 1361 | BT_LOGE_STR("Cannot create array field type."); |
e98a2d6e PP |
1362 | ret = -ENOMEM; |
1363 | goto error; | |
1364 | } | |
1365 | ||
1366 | BT_MOVE(decl, array_decl); | |
1367 | break; | |
1368 | } | |
1369 | case UNARY_STRING: | |
1370 | { | |
1371 | /* Lookup unsigned integer definition, create seq. */ | |
1372 | _BT_CTF_FIELD_TYPE_INIT(seq_decl); | |
1373 | char *length_name = concatenate_unary_strings(length); | |
1374 | ||
1375 | if (!length_name) { | |
1376 | ret = -EINVAL; | |
1377 | goto error; | |
1378 | } | |
1379 | ||
1380 | seq_decl = bt_ctf_field_type_sequence_create( | |
1381 | nested_decl, length_name); | |
1382 | g_free(length_name); | |
1383 | BT_PUT(nested_decl); | |
1384 | if (!seq_decl) { | |
08da4f77 | 1385 | BT_LOGE_STR("Cannot create sequence field type."); |
e98a2d6e PP |
1386 | ret = -ENOMEM; |
1387 | goto error; | |
1388 | } | |
1389 | ||
1390 | BT_MOVE(decl, seq_decl); | |
1391 | break; | |
1392 | } | |
1393 | default: | |
1394 | ret = -EINVAL; | |
1395 | goto error; | |
1396 | } | |
1397 | ||
1398 | assert(!nested_decl); | |
1399 | assert(decl); | |
1400 | assert(!*field_decl); | |
1401 | ||
1402 | /* | |
1403 | * At this point, we found the next nested declaration. | |
1404 | * We currently own this (and lost the ownership of | |
1405 | * nested_decl in the meantime). Pass this next | |
1406 | * nested declaration as the content of the outer | |
1407 | * container, MOVING its ownership. | |
1408 | */ | |
1409 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1410 | field_name, | |
1411 | node_type_declarator-> | |
1412 | u.type_declarator.u.nested.type_declarator, | |
1413 | &outer_field_decl, decl); | |
1414 | decl = NULL; | |
1415 | if (ret) { | |
1416 | assert(!outer_field_decl); | |
1417 | ret = -EINVAL; | |
1418 | goto error; | |
1419 | } | |
1420 | ||
1421 | assert(outer_field_decl); | |
1422 | BT_MOVE(*field_decl, outer_field_decl); | |
1423 | } | |
1424 | ||
1425 | end: | |
1426 | BT_PUT(nested_decl); | |
1427 | assert(*field_decl); | |
1428 | ||
1429 | return 0; | |
1430 | ||
1431 | error: | |
1432 | BT_PUT(nested_decl); | |
1433 | BT_PUT(*field_decl); | |
1434 | ||
1435 | return ret; | |
1436 | } | |
1437 | ||
1438 | static | |
1439 | int visit_struct_decl_field(struct ctx *ctx, | |
1440 | struct bt_ctf_field_type *struct_decl, | |
1441 | struct ctf_node *type_specifier_list, | |
1442 | struct bt_list_head *type_declarators) | |
1443 | { | |
1444 | int ret = 0; | |
1445 | struct ctf_node *iter; | |
1446 | _BT_CTF_FIELD_TYPE_INIT(field_decl); | |
1447 | ||
1448 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1449 | field_decl = NULL; | |
1450 | GQuark qfield_name; | |
1451 | const char *field_name; | |
1452 | _BT_CTF_FIELD_TYPE_INIT(efield_decl); | |
1453 | ||
1454 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1455 | &qfield_name, iter, &field_decl, NULL); | |
1456 | if (ret) { | |
1457 | assert(!field_decl); | |
08da4f77 | 1458 | BT_LOGE("Cannot visit type declarator: ret=%d", ret); |
e98a2d6e PP |
1459 | goto error; |
1460 | } | |
1461 | ||
1462 | assert(field_decl); | |
1463 | field_name = g_quark_to_string(qfield_name); | |
1464 | ||
1465 | /* Check if field with same name already exists */ | |
1466 | efield_decl = | |
1467 | bt_ctf_field_type_structure_get_field_type_by_name( | |
1468 | struct_decl, field_name); | |
1469 | if (efield_decl) { | |
1470 | BT_PUT(efield_decl); | |
08da4f77 PP |
1471 | BT_LOGE("Duplicate field in structure field type: " |
1472 | "field-name=\"%s\"", field_name); | |
e98a2d6e PP |
1473 | ret = -EINVAL; |
1474 | goto error; | |
1475 | } | |
1476 | ||
1477 | /* Add field to structure */ | |
1478 | ret = bt_ctf_field_type_structure_add_field(struct_decl, | |
1479 | field_decl, field_name); | |
1480 | BT_PUT(field_decl); | |
1481 | if (ret) { | |
08da4f77 PP |
1482 | BT_LOGE("Cannot add field to structure field type: " |
1483 | "field-name=\"%s\", ret=%d", | |
1484 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1485 | goto error; |
1486 | } | |
1487 | } | |
1488 | ||
1489 | return 0; | |
1490 | ||
1491 | error: | |
1492 | BT_PUT(field_decl); | |
1493 | ||
1494 | return ret; | |
1495 | } | |
1496 | ||
1497 | static | |
1498 | int visit_variant_decl_field(struct ctx *ctx, | |
1499 | struct bt_ctf_field_type *variant_decl, | |
1500 | struct ctf_node *type_specifier_list, | |
1501 | struct bt_list_head *type_declarators) | |
1502 | { | |
1503 | int ret = 0; | |
1504 | struct ctf_node *iter; | |
1505 | _BT_CTF_FIELD_TYPE_INIT(field_decl); | |
1506 | ||
1507 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1508 | field_decl = NULL; | |
1509 | GQuark qfield_name; | |
1510 | const char *field_name; | |
1511 | _BT_CTF_FIELD_TYPE_INIT(efield_decl); | |
1512 | ||
1513 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1514 | &qfield_name, iter, &field_decl, NULL); | |
1515 | if (ret) { | |
1516 | assert(!field_decl); | |
08da4f77 | 1517 | BT_LOGE("Cannot visit type declarator: ret=%d", ret); |
e98a2d6e PP |
1518 | goto error; |
1519 | } | |
1520 | ||
1521 | assert(field_decl); | |
1522 | field_name = g_quark_to_string(qfield_name); | |
1523 | ||
1524 | /* Check if field with same name already exists */ | |
1525 | efield_decl = | |
1526 | bt_ctf_field_type_variant_get_field_type_by_name( | |
1527 | variant_decl, field_name); | |
1528 | if (efield_decl) { | |
1529 | BT_PUT(efield_decl); | |
08da4f77 PP |
1530 | BT_LOGE("Duplicate field in variant field type: " |
1531 | "field-name=\"%s\"", field_name); | |
e98a2d6e PP |
1532 | ret = -EINVAL; |
1533 | goto error; | |
1534 | } | |
1535 | ||
1536 | /* Add field to structure */ | |
1537 | ret = bt_ctf_field_type_variant_add_field(variant_decl, | |
1538 | field_decl, field_name); | |
1539 | BT_PUT(field_decl); | |
1540 | if (ret) { | |
08da4f77 PP |
1541 | BT_LOGE("Cannot add field to variant field type: " |
1542 | "field-name=\"%s\", ret=%d", | |
1543 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1544 | goto error; |
1545 | } | |
1546 | } | |
1547 | ||
1548 | return 0; | |
1549 | ||
1550 | error: | |
1551 | BT_PUT(field_decl); | |
1552 | ||
1553 | return ret; | |
1554 | } | |
1555 | ||
1556 | static | |
1557 | int visit_typedef(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1558 | struct bt_list_head *type_declarators) | |
1559 | { | |
1560 | int ret = 0; | |
1561 | GQuark qidentifier; | |
1562 | struct ctf_node *iter; | |
1563 | _BT_CTF_FIELD_TYPE_INIT(type_decl); | |
1564 | ||
1565 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1566 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1567 | &qidentifier, iter, &type_decl, NULL); | |
1568 | if (ret) { | |
08da4f77 | 1569 | BT_LOGE("Cannot visit type declarator: ret=%d", ret); |
e98a2d6e PP |
1570 | ret = -EINVAL; |
1571 | goto end; | |
1572 | } | |
1573 | ||
1574 | /* Do not allow typedef and typealias of untagged variants */ | |
1575 | if (bt_ctf_field_type_is_variant(type_decl)) { | |
1576 | if (bt_ctf_field_type_variant_get_tag_name(type_decl)) { | |
08da4f77 | 1577 | BT_LOGE_STR("Type definition of untagged variant field type is not allowed."); |
e98a2d6e PP |
1578 | ret = -EPERM; |
1579 | goto end; | |
1580 | } | |
1581 | } | |
1582 | ||
1583 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1584 | g_quark_to_string(qidentifier), type_decl); | |
1585 | if (ret) { | |
08da4f77 | 1586 | BT_LOGE("Cannot register type definition: name=\"%s\"", |
e98a2d6e PP |
1587 | g_quark_to_string(qidentifier)); |
1588 | goto end; | |
1589 | } | |
1590 | } | |
1591 | ||
1592 | end: | |
1593 | BT_PUT(type_decl); | |
1594 | ||
1595 | return ret; | |
1596 | } | |
1597 | ||
1598 | static | |
1599 | int visit_typealias(struct ctx *ctx, struct ctf_node *target, | |
1600 | struct ctf_node *alias) | |
1601 | { | |
1602 | int ret = 0; | |
1603 | GQuark qalias; | |
1604 | struct ctf_node *node; | |
1605 | GQuark qdummy_field_name; | |
1606 | _BT_CTF_FIELD_TYPE_INIT(type_decl); | |
1607 | ||
1608 | /* Create target type declaration */ | |
1609 | if (bt_list_empty(&target->u.typealias_target.type_declarators)) { | |
1610 | node = NULL; | |
1611 | } else { | |
1612 | node = _BT_LIST_FIRST_ENTRY( | |
1613 | &target->u.typealias_target.type_declarators, | |
1614 | struct ctf_node, siblings); | |
1615 | } | |
1616 | ||
1617 | ret = visit_type_declarator(ctx, | |
1618 | target->u.typealias_target.type_specifier_list, | |
1619 | &qdummy_field_name, node, &type_decl, NULL); | |
1620 | if (ret) { | |
1621 | assert(!type_decl); | |
08da4f77 | 1622 | BT_LOGE("Cannot visit type declarator: ret=%d", ret); |
e98a2d6e PP |
1623 | goto end; |
1624 | } | |
1625 | ||
1626 | /* Do not allow typedef and typealias of untagged variants */ | |
1627 | if (bt_ctf_field_type_is_variant(type_decl)) { | |
1628 | if (bt_ctf_field_type_variant_get_tag_name(type_decl)) { | |
08da4f77 | 1629 | BT_LOGE_STR("Type definition of untagged variant field type is not allowed."); |
e98a2d6e PP |
1630 | ret = -EPERM; |
1631 | goto end; | |
1632 | } | |
1633 | } | |
1634 | ||
1635 | /* | |
1636 | * The semantic validator does not check whether the target is | |
1637 | * abstract or not (if it has an identifier). Check it here. | |
1638 | */ | |
1639 | if (qdummy_field_name != 0) { | |
08da4f77 PP |
1640 | BT_LOGE("Expecting empty identifier: id=\"%s\"", |
1641 | g_quark_to_string(qdummy_field_name)); | |
e98a2d6e PP |
1642 | ret = -EINVAL; |
1643 | goto end; | |
1644 | } | |
1645 | ||
1646 | /* Create alias identifier */ | |
1647 | node = _BT_LIST_FIRST_ENTRY(&alias->u.typealias_alias.type_declarators, | |
1648 | struct ctf_node, siblings); | |
1649 | qalias = create_typealias_identifier(ctx, | |
1650 | alias->u.typealias_alias.type_specifier_list, node); | |
1651 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1652 | g_quark_to_string(qalias), type_decl); | |
1653 | if (ret) { | |
08da4f77 | 1654 | BT_LOGE("Cannot register type alias: name=\"%s\"", |
e98a2d6e PP |
1655 | g_quark_to_string(qalias)); |
1656 | goto end; | |
1657 | } | |
1658 | ||
1659 | end: | |
1660 | BT_PUT(type_decl); | |
1661 | ||
1662 | return ret; | |
1663 | } | |
1664 | ||
1665 | static | |
1666 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
1667 | struct bt_ctf_field_type *struct_decl) | |
1668 | { | |
1669 | int ret = 0; | |
1670 | ||
1671 | switch (entry_node->type) { | |
1672 | case NODE_TYPEDEF: | |
1673 | ret = visit_typedef(ctx, | |
1674 | entry_node->u._typedef.type_specifier_list, | |
1675 | &entry_node->u._typedef.type_declarators); | |
1676 | if (ret) { | |
08da4f77 PP |
1677 | BT_LOGE("Cannot add type definition found in structure field type: ret=%d", |
1678 | ret); | |
e98a2d6e PP |
1679 | goto end; |
1680 | } | |
1681 | break; | |
1682 | case NODE_TYPEALIAS: | |
1683 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1684 | entry_node->u.typealias.alias); | |
1685 | if (ret) { | |
08da4f77 PP |
1686 | BT_LOGE("Cannot add type alias found in structure field type: ret=%d", |
1687 | ret); | |
e98a2d6e PP |
1688 | goto end; |
1689 | } | |
1690 | break; | |
1691 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1692 | /* Field */ | |
1693 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1694 | entry_node->u.struct_or_variant_declaration. | |
1695 | type_specifier_list, | |
1696 | &entry_node->u.struct_or_variant_declaration. | |
1697 | type_declarators); | |
1698 | if (ret) { | |
1699 | goto end; | |
1700 | } | |
1701 | break; | |
1702 | default: | |
08da4f77 | 1703 | BT_LOGE("Unexpected node type: node-type=%d", entry_node->type); |
e98a2d6e PP |
1704 | ret = -EINVAL; |
1705 | goto end; | |
1706 | } | |
1707 | ||
1708 | end: | |
1709 | return ret; | |
1710 | } | |
1711 | ||
1712 | static | |
1713 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
1714 | struct bt_ctf_field_type *variant_decl) | |
1715 | { | |
1716 | int ret = 0; | |
1717 | ||
1718 | switch (entry_node->type) { | |
1719 | case NODE_TYPEDEF: | |
1720 | ret = visit_typedef(ctx, | |
1721 | entry_node->u._typedef.type_specifier_list, | |
1722 | &entry_node->u._typedef.type_declarators); | |
1723 | if (ret) { | |
08da4f77 PP |
1724 | BT_LOGE("Cannot add type definition found in variant field type: ret=%d", |
1725 | ret); | |
e98a2d6e PP |
1726 | goto end; |
1727 | } | |
1728 | break; | |
1729 | case NODE_TYPEALIAS: | |
1730 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1731 | entry_node->u.typealias.alias); | |
1732 | if (ret) { | |
08da4f77 PP |
1733 | BT_LOGE("Cannot add type alias found in variant field type: ret=%d", |
1734 | ret); | |
e98a2d6e PP |
1735 | goto end; |
1736 | } | |
1737 | break; | |
1738 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1739 | /* Field */ | |
1740 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1741 | entry_node->u.struct_or_variant_declaration. | |
1742 | type_specifier_list, | |
1743 | &entry_node->u.struct_or_variant_declaration. | |
1744 | type_declarators); | |
1745 | if (ret) { | |
1746 | goto end; | |
1747 | } | |
1748 | break; | |
1749 | default: | |
08da4f77 PP |
1750 | BT_LOGE("Unexpected node type: node-type=%d", |
1751 | entry_node->type); | |
e98a2d6e PP |
1752 | ret = -EINVAL; |
1753 | goto end; | |
1754 | } | |
1755 | ||
1756 | end: | |
1757 | return ret; | |
1758 | } | |
1759 | ||
1760 | static | |
1761 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
1762 | struct bt_list_head *decl_list, int has_body, | |
1763 | struct bt_list_head *min_align, | |
1764 | struct bt_ctf_field_type **struct_decl) | |
1765 | { | |
1766 | int ret = 0; | |
1767 | ||
1768 | *struct_decl = NULL; | |
1769 | ||
1770 | /* For named struct (without body), lookup in declaration scope */ | |
1771 | if (!has_body) { | |
1772 | _BT_CTF_FIELD_TYPE_INIT(struct_decl_copy); | |
1773 | ||
1774 | if (!name) { | |
1775 | ret = -EPERM; | |
1776 | goto error; | |
1777 | } | |
1778 | ||
1779 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, | |
1780 | name, -1); | |
1781 | if (!*struct_decl) { | |
08da4f77 PP |
1782 | BT_LOGE("Cannot find structure field type: name=\"struct %s\"", |
1783 | name); | |
e98a2d6e PP |
1784 | ret = -EINVAL; |
1785 | goto error; | |
1786 | } | |
1787 | ||
1788 | /* Make a copy of it */ | |
1789 | struct_decl_copy = bt_ctf_field_type_copy(*struct_decl); | |
1790 | if (!struct_decl_copy) { | |
08da4f77 | 1791 | BT_LOGE_STR("Cannot create copy of structure field type."); |
e98a2d6e PP |
1792 | ret = -EINVAL; |
1793 | goto error; | |
1794 | } | |
1795 | ||
1796 | BT_MOVE(*struct_decl, struct_decl_copy); | |
1797 | } else { | |
1798 | struct ctf_node *entry_node; | |
1799 | uint64_t min_align_value = 0; | |
1800 | ||
1801 | if (name) { | |
1802 | _BT_CTF_FIELD_TYPE_INIT(estruct_decl); | |
1803 | ||
1804 | estruct_decl = ctx_decl_scope_lookup_struct( | |
1805 | ctx->current_scope, name, 1); | |
1806 | if (estruct_decl) { | |
1807 | BT_PUT(estruct_decl); | |
08da4f77 PP |
1808 | BT_LOGE("Structure field type already declared in local scope: " |
1809 | "name=\"struct %s\"", name); | |
e98a2d6e PP |
1810 | ret = -EINVAL; |
1811 | goto error; | |
1812 | } | |
1813 | } | |
1814 | ||
1815 | if (!bt_list_empty(min_align)) { | |
1816 | ret = get_unary_unsigned(min_align, &min_align_value); | |
1817 | if (ret) { | |
08da4f77 PP |
1818 | BT_LOGE("Unexpected unary expression for structure field type's `align` attribute: " |
1819 | "ret=%d", ret); | |
e98a2d6e PP |
1820 | goto error; |
1821 | } | |
1822 | } | |
1823 | ||
1824 | *struct_decl = bt_ctf_field_type_structure_create(); | |
1825 | if (!*struct_decl) { | |
08da4f77 | 1826 | BT_LOGE_STR("Cannot create empty structure field type."); |
e98a2d6e PP |
1827 | ret = -ENOMEM; |
1828 | goto error; | |
1829 | } | |
1830 | ||
539fd01b JG |
1831 | if (min_align_value != 0) { |
1832 | ret = bt_ctf_field_type_set_alignment(*struct_decl, | |
1833 | min_align_value); | |
1834 | if (ret) { | |
08da4f77 PP |
1835 | BT_LOGE("Cannot set structure field type's alignment: " |
1836 | "ret=%d", ret); | |
539fd01b JG |
1837 | goto error; |
1838 | } | |
1839 | } | |
1840 | ||
e98a2d6e PP |
1841 | ret = ctx_push_scope(ctx); |
1842 | if (ret) { | |
08da4f77 | 1843 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
1844 | goto error; |
1845 | } | |
1846 | ||
1847 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1848 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1849 | *struct_decl); | |
1850 | if (ret) { | |
1851 | ctx_pop_scope(ctx); | |
1852 | goto error; | |
1853 | } | |
1854 | } | |
1855 | ||
1856 | ctx_pop_scope(ctx); | |
1857 | ||
1858 | if (name) { | |
1859 | ret = ctx_decl_scope_register_struct(ctx->current_scope, | |
1860 | name, *struct_decl); | |
1861 | if (ret) { | |
08da4f77 PP |
1862 | BT_LOGE("Cannot register structure field type in declaration scope: " |
1863 | "name=\"struct %s\", ret=%d", name, ret); | |
e98a2d6e PP |
1864 | goto error; |
1865 | } | |
1866 | } | |
1867 | } | |
1868 | ||
1869 | return 0; | |
1870 | ||
1871 | error: | |
1872 | BT_PUT(*struct_decl); | |
1873 | ||
1874 | return ret; | |
1875 | } | |
1876 | ||
1877 | static | |
1878 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1879 | const char *tag, struct bt_list_head *decl_list, | |
1880 | int has_body, struct bt_ctf_field_type **variant_decl) | |
1881 | { | |
1882 | int ret = 0; | |
1883 | _BT_CTF_FIELD_TYPE_INIT(untagged_variant_decl); | |
1884 | ||
1885 | *variant_decl = NULL; | |
1886 | ||
1887 | /* For named variant (without body), lookup in declaration scope */ | |
1888 | if (!has_body) { | |
1889 | _BT_CTF_FIELD_TYPE_INIT(variant_decl_copy); | |
1890 | ||
1891 | if (!name) { | |
1892 | ret = -EPERM; | |
1893 | goto error; | |
1894 | } | |
1895 | ||
1896 | untagged_variant_decl = | |
1897 | ctx_decl_scope_lookup_variant(ctx->current_scope, | |
1898 | name, -1); | |
1899 | if (!untagged_variant_decl) { | |
08da4f77 PP |
1900 | BT_LOGE("Cannot find variant field type: name=\"variant %s\"", |
1901 | name); | |
e98a2d6e PP |
1902 | ret = -EINVAL; |
1903 | goto error; | |
1904 | } | |
1905 | ||
1906 | /* Make a copy of it */ | |
1907 | variant_decl_copy = bt_ctf_field_type_copy( | |
1908 | untagged_variant_decl); | |
1909 | if (!variant_decl_copy) { | |
08da4f77 | 1910 | BT_LOGE_STR("Cannot create copy of variant field type."); |
e98a2d6e PP |
1911 | ret = -EINVAL; |
1912 | goto error; | |
1913 | } | |
1914 | ||
1915 | BT_MOVE(untagged_variant_decl, variant_decl_copy); | |
1916 | } else { | |
1917 | struct ctf_node *entry_node; | |
1918 | ||
1919 | if (name) { | |
1920 | struct bt_ctf_field_type *evariant_decl = | |
1921 | ctx_decl_scope_lookup_struct(ctx->current_scope, | |
1922 | name, 1); | |
1923 | ||
1924 | if (evariant_decl) { | |
1925 | BT_PUT(evariant_decl); | |
08da4f77 PP |
1926 | BT_LOGE("Variant field type already declared in local scope: " |
1927 | "name=\"variant %s\"", name); | |
e98a2d6e PP |
1928 | ret = -EINVAL; |
1929 | goto error; | |
1930 | } | |
1931 | } | |
1932 | ||
1933 | untagged_variant_decl = bt_ctf_field_type_variant_create(NULL, | |
1934 | NULL); | |
1935 | if (!untagged_variant_decl) { | |
08da4f77 | 1936 | BT_LOGE_STR("Cannot create empty variant field type."); |
e98a2d6e PP |
1937 | ret = -ENOMEM; |
1938 | goto error; | |
1939 | } | |
1940 | ||
1941 | ret = ctx_push_scope(ctx); | |
1942 | if (ret) { | |
08da4f77 | 1943 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
1944 | goto error; |
1945 | } | |
1946 | ||
1947 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1948 | ret = visit_variant_decl_entry(ctx, entry_node, | |
1949 | untagged_variant_decl); | |
1950 | if (ret) { | |
1951 | ctx_pop_scope(ctx); | |
1952 | goto error; | |
1953 | } | |
1954 | } | |
1955 | ||
1956 | ctx_pop_scope(ctx); | |
1957 | ||
1958 | if (name) { | |
1959 | ret = ctx_decl_scope_register_variant( | |
1960 | ctx->current_scope, name, | |
1961 | untagged_variant_decl); | |
1962 | if (ret) { | |
08da4f77 PP |
1963 | BT_LOGE("Cannot register variant field type in declaration scope: " |
1964 | "name=\"variant %s\", ret=%d", name, ret); | |
e98a2d6e PP |
1965 | goto error; |
1966 | } | |
1967 | } | |
1968 | } | |
1969 | ||
1970 | /* | |
1971 | * If tagged, create tagged variant and return; otherwise | |
1972 | * return untagged variant. | |
1973 | */ | |
1974 | if (!tag) { | |
1975 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
1976 | } else { | |
1977 | /* | |
1978 | * At this point, we have a fresh untagged variant; nobody | |
1979 | * else owns it. Set its tag now. | |
1980 | */ | |
1981 | ret = bt_ctf_field_type_variant_set_tag_name( | |
1982 | untagged_variant_decl, tag); | |
1983 | if (ret) { | |
1984 | goto error; | |
1985 | } | |
1986 | ||
1987 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
1988 | } | |
1989 | ||
1990 | assert(!untagged_variant_decl); | |
1991 | assert(*variant_decl); | |
1992 | ||
1993 | return 0; | |
1994 | ||
1995 | error: | |
1996 | BT_PUT(untagged_variant_decl); | |
1997 | BT_PUT(*variant_decl); | |
1998 | ||
1999 | return ret; | |
2000 | } | |
2001 | ||
2002 | static | |
2003 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
2004 | struct bt_ctf_field_type *enum_decl, int64_t *last, int is_signed) | |
2005 | { | |
2006 | int ret = 0; | |
2007 | int nr_vals = 0; | |
2008 | struct ctf_node *iter; | |
2009 | int64_t start = 0, end = 0; | |
2010 | const char *label = enumerator->u.enumerator.id; | |
2011 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
2012 | ||
2013 | bt_list_for_each_entry(iter, values, siblings) { | |
2014 | int64_t *target; | |
2015 | ||
2016 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
08da4f77 PP |
2017 | BT_LOGE("Wrong expression for enumeration field type label: " |
2018 | "node-type=%d, label=\"%s\"", iter->type, | |
e98a2d6e PP |
2019 | label); |
2020 | ret = -EINVAL; | |
2021 | goto error; | |
2022 | } | |
2023 | ||
2024 | if (nr_vals == 0) { | |
2025 | target = &start; | |
2026 | } else { | |
2027 | target = &end; | |
2028 | } | |
2029 | ||
2030 | switch (iter->u.unary_expression.type) { | |
2031 | case UNARY_SIGNED_CONSTANT: | |
2032 | *target = iter->u.unary_expression.u.signed_constant; | |
2033 | break; | |
2034 | case UNARY_UNSIGNED_CONSTANT: | |
2035 | *target = (int64_t) | |
2036 | iter->u.unary_expression.u.unsigned_constant; | |
2037 | break; | |
2038 | default: | |
08da4f77 PP |
2039 | BT_LOGE("Invalid enumeration field type entry: " |
2040 | "expecting constant signed or unsigned integer: " | |
2041 | "node-type=%d, label=\"%s\"", | |
2042 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2043 | ret = -EINVAL; |
2044 | goto error; | |
2045 | } | |
2046 | ||
2047 | if (nr_vals > 1) { | |
08da4f77 | 2048 | BT_LOGE("Invalid enumeration field type entry: label=\"%s\"", |
e98a2d6e PP |
2049 | label); |
2050 | ret = -EINVAL; | |
2051 | goto error; | |
2052 | } | |
2053 | ||
2054 | nr_vals++; | |
2055 | } | |
2056 | ||
2057 | if (nr_vals == 0) { | |
2058 | start = *last; | |
2059 | } | |
2060 | ||
2061 | if (nr_vals <= 1) { | |
2062 | end = start; | |
2063 | } | |
2064 | ||
2065 | *last = end + 1; | |
2066 | ||
2067 | if (is_signed) { | |
2068 | ret = bt_ctf_field_type_enumeration_add_mapping(enum_decl, label, | |
2069 | start, end); | |
2070 | } else { | |
2071 | ret = bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_decl, | |
2072 | label, (uint64_t) start, (uint64_t) end); | |
2073 | } | |
2074 | if (ret) { | |
08da4f77 PP |
2075 | BT_LOGE("Cannot add mapping to enumeration field type: " |
2076 | "label=\"%s\", ret=%d, " | |
2077 | "start-value-unsigned=%" PRIu64 ", " | |
2078 | "end-value-unsigned=%" PRIu64, label, ret, | |
2079 | (uint64_t) start, (uint64_t) end); | |
e98a2d6e PP |
2080 | goto error; |
2081 | } | |
2082 | ||
2083 | return 0; | |
2084 | ||
2085 | error: | |
2086 | return ret; | |
2087 | } | |
2088 | ||
2089 | static | |
2090 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
2091 | struct ctf_node *container_type, | |
2092 | struct bt_list_head *enumerator_list, | |
2093 | int has_body, | |
2094 | struct bt_ctf_field_type **enum_decl) | |
2095 | { | |
2096 | int ret = 0; | |
2097 | GQuark qdummy_id; | |
2098 | _BT_CTF_FIELD_TYPE_INIT(integer_decl); | |
2099 | ||
2100 | *enum_decl = NULL; | |
2101 | ||
2102 | /* For named enum (without body), lookup in declaration scope */ | |
2103 | if (!has_body) { | |
2104 | _BT_CTF_FIELD_TYPE_INIT(enum_decl_copy); | |
2105 | ||
2106 | if (!name) { | |
2107 | ret = -EPERM; | |
2108 | goto error; | |
2109 | } | |
2110 | ||
2111 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, | |
2112 | name, -1); | |
2113 | if (!*enum_decl) { | |
08da4f77 PP |
2114 | BT_LOGE("Cannot find enumeration field type: " |
2115 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2116 | ret = -EINVAL; |
2117 | goto error; | |
2118 | } | |
2119 | ||
2120 | /* Make a copy of it */ | |
2121 | enum_decl_copy = bt_ctf_field_type_copy(*enum_decl); | |
2122 | if (!enum_decl_copy) { | |
08da4f77 | 2123 | BT_LOGE_STR("Cannot create copy of enumeration field type."); |
e98a2d6e PP |
2124 | ret = -EINVAL; |
2125 | goto error; | |
2126 | } | |
2127 | ||
2128 | BT_PUT(*enum_decl); | |
2129 | BT_MOVE(*enum_decl, enum_decl_copy); | |
2130 | } else { | |
2131 | struct ctf_node *iter; | |
2132 | int64_t last_value = 0; | |
2133 | ||
2134 | if (name) { | |
2135 | _BT_CTF_FIELD_TYPE_INIT(eenum_decl); | |
2136 | ||
2137 | eenum_decl = ctx_decl_scope_lookup_enum( | |
2138 | ctx->current_scope, name, 1); | |
2139 | if (eenum_decl) { | |
2140 | BT_PUT(eenum_decl); | |
08da4f77 PP |
2141 | BT_LOGE("Enumeration field type already declared in local scope: " |
2142 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2143 | ret = -EINVAL; |
2144 | goto error; | |
2145 | } | |
2146 | } | |
2147 | ||
2148 | if (!container_type) { | |
2149 | integer_decl = ctx_decl_scope_lookup_alias( | |
2150 | ctx->current_scope, "int", -1); | |
2151 | if (!integer_decl) { | |
08da4f77 | 2152 | BT_LOGE_STR("Cannot find implicit `int` field type alias for enumeration field type."); |
e98a2d6e PP |
2153 | ret = -EINVAL; |
2154 | goto error; | |
2155 | } | |
2156 | } else { | |
2157 | ret = visit_type_declarator(ctx, container_type, | |
2158 | &qdummy_id, NULL, &integer_decl, NULL); | |
2159 | if (ret) { | |
2160 | assert(!integer_decl); | |
2161 | ret = -EINVAL; | |
2162 | goto error; | |
2163 | } | |
2164 | } | |
2165 | ||
2166 | assert(integer_decl); | |
2167 | ||
2168 | if (!bt_ctf_field_type_is_integer(integer_decl)) { | |
08da4f77 PP |
2169 | BT_LOGE("Container field type for enumeration field type is not an integer field type: " |
2170 | "ft-id=%s", | |
2171 | bt_ctf_field_type_id_string( | |
2172 | bt_ctf_field_type_get_type_id(integer_decl))); | |
e98a2d6e PP |
2173 | ret = -EINVAL; |
2174 | goto error; | |
2175 | } | |
2176 | ||
2177 | *enum_decl = bt_ctf_field_type_enumeration_create(integer_decl); | |
2178 | if (!*enum_decl) { | |
08da4f77 | 2179 | BT_LOGE_STR("Cannot create enumeration field type."); |
e98a2d6e PP |
2180 | ret = -ENOMEM; |
2181 | goto error; | |
2182 | } | |
2183 | ||
2184 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2185 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
2186 | &last_value, | |
2187 | bt_ctf_field_type_integer_get_signed(integer_decl)); | |
2188 | if (ret) { | |
2189 | goto error; | |
2190 | } | |
2191 | } | |
2192 | ||
2193 | if (name) { | |
2194 | ret = ctx_decl_scope_register_enum(ctx->current_scope, | |
2195 | name, *enum_decl); | |
2196 | if (ret) { | |
2197 | goto error; | |
2198 | } | |
2199 | } | |
2200 | } | |
2201 | ||
2202 | BT_PUT(integer_decl); | |
2203 | ||
2204 | return 0; | |
2205 | ||
2206 | error: | |
2207 | BT_PUT(integer_decl); | |
2208 | BT_PUT(*enum_decl); | |
2209 | ||
2210 | return ret; | |
2211 | } | |
2212 | ||
2213 | static | |
2214 | int visit_type_specifier(struct ctx *ctx, | |
2215 | struct ctf_node *type_specifier_list, | |
2216 | struct bt_ctf_field_type **decl) | |
2217 | { | |
2218 | int ret = 0; | |
2219 | GString *str = NULL; | |
2220 | _BT_CTF_FIELD_TYPE_INIT(decl_copy); | |
2221 | ||
2222 | *decl = NULL; | |
2223 | str = g_string_new(""); | |
2224 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
2225 | if (ret) { | |
2226 | goto error; | |
2227 | } | |
2228 | ||
2229 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1); | |
2230 | if (!*decl) { | |
08da4f77 | 2231 | BT_LOGE("Cannot find type alias: name=\"%s\"", str->str); |
e98a2d6e PP |
2232 | ret = -EINVAL; |
2233 | goto error; | |
2234 | } | |
2235 | ||
2236 | /* Make a copy of the type declaration */ | |
2237 | decl_copy = bt_ctf_field_type_copy(*decl); | |
2238 | if (!decl_copy) { | |
08da4f77 | 2239 | BT_LOGE_STR("Cannot create field type copy."); |
e98a2d6e PP |
2240 | ret = -EINVAL; |
2241 | goto error; | |
2242 | } | |
2243 | ||
2244 | BT_MOVE(*decl, decl_copy); | |
2245 | (void) g_string_free(str, TRUE); | |
2246 | str = NULL; | |
2247 | ||
2248 | return 0; | |
2249 | ||
2250 | error: | |
2251 | if (str) { | |
2252 | (void) g_string_free(str, TRUE); | |
2253 | } | |
2254 | ||
2255 | BT_PUT(*decl); | |
2256 | ||
2257 | return ret; | |
2258 | } | |
2259 | ||
2260 | static | |
2261 | int visit_integer_decl(struct ctx *ctx, | |
2262 | struct bt_list_head *expressions, | |
2263 | struct bt_ctf_field_type **integer_decl) | |
2264 | { | |
2265 | int set = 0; | |
2266 | int ret = 0; | |
2267 | int signedness = 0; | |
2268 | struct ctf_node *expression; | |
2269 | uint64_t alignment = 0, size = 0; | |
ac0c6bdd | 2270 | struct bt_ctf_clock_class *mapped_clock = NULL; |
e98a2d6e PP |
2271 | enum bt_ctf_string_encoding encoding = BT_CTF_STRING_ENCODING_NONE; |
2272 | enum bt_ctf_integer_base base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2273 | enum bt_ctf_byte_order byte_order = | |
8a716c8d | 2274 | bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
2275 | |
2276 | *integer_decl = NULL; | |
2277 | ||
2278 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2279 | struct ctf_node *left, *right; | |
2280 | ||
2281 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2282 | struct ctf_node, siblings); | |
2283 | right = _BT_LIST_FIRST_ENTRY( | |
2284 | &expression->u.ctf_expression.right, struct ctf_node, | |
2285 | siblings); | |
2286 | ||
2287 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2288 | ret = -EINVAL; | |
2289 | goto error; | |
2290 | } | |
2291 | ||
2292 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
2293 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
08da4f77 PP |
2294 | _BT_LOGE_DUP_ATTR("signed", |
2295 | "integer field type"); | |
e98a2d6e PP |
2296 | ret = -EPERM; |
2297 | goto error; | |
2298 | } | |
2299 | ||
55314f2a | 2300 | signedness = get_boolean(right); |
e98a2d6e PP |
2301 | if (signedness < 0) { |
2302 | ret = -EINVAL; | |
2303 | goto error; | |
2304 | } | |
2305 | ||
2306 | _SET(&set, _INTEGER_SIGNED_SET); | |
2307 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2308 | "byte_order")) { | |
2309 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
08da4f77 PP |
2310 | _BT_LOGE_DUP_ATTR("byte_order", |
2311 | "integer field type"); | |
e98a2d6e PP |
2312 | ret = -EPERM; |
2313 | goto error; | |
2314 | } | |
2315 | ||
2316 | byte_order = get_real_byte_order(ctx, right); | |
2317 | if (byte_order == BT_CTF_BYTE_ORDER_UNKNOWN) { | |
08da4f77 PP |
2318 | BT_LOGE("Invalid `byte_order` attribute in integer field type: " |
2319 | "ret=%d", ret); | |
e98a2d6e PP |
2320 | ret = -EINVAL; |
2321 | goto error; | |
2322 | } | |
2323 | ||
2324 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2325 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { | |
2326 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
08da4f77 PP |
2327 | _BT_LOGE_DUP_ATTR("size", |
2328 | "integer field type"); | |
e98a2d6e PP |
2329 | ret = -EPERM; |
2330 | goto error; | |
2331 | } | |
2332 | ||
2333 | if (right->u.unary_expression.type != | |
2334 | UNARY_UNSIGNED_CONSTANT) { | |
08da4f77 PP |
2335 | BT_LOGE("Invalid `size` attribute in integer field type: " |
2336 | "expecting unsigned constant integer: " | |
2337 | "node-type=%d", | |
2338 | right->u.unary_expression.type); | |
e98a2d6e PP |
2339 | ret = -EINVAL; |
2340 | goto error; | |
2341 | } | |
2342 | ||
2343 | size = right->u.unary_expression.u.unsigned_constant; | |
2344 | if (size == 0) { | |
08da4f77 PP |
2345 | BT_LOGE("Invalid `size` attribute in integer field type: " |
2346 | "expecting positive constant integer: " | |
2347 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2348 | ret = -EINVAL; |
2349 | goto error; | |
2350 | } else if (size > 64) { | |
08da4f77 PP |
2351 | BT_LOGE("Invalid `size` attribute in integer field type: " |
2352 | "integer fields over 64 bits are not supported as of this version: " | |
2353 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2354 | ret = -EINVAL; |
2355 | goto error; | |
2356 | } | |
2357 | ||
2358 | _SET(&set, _INTEGER_SIZE_SET); | |
2359 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2360 | "align")) { | |
2361 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
08da4f77 PP |
2362 | _BT_LOGE_DUP_ATTR("align", |
2363 | "integer field type"); | |
e98a2d6e PP |
2364 | ret = -EPERM; |
2365 | goto error; | |
2366 | } | |
2367 | ||
2368 | if (right->u.unary_expression.type != | |
2369 | UNARY_UNSIGNED_CONSTANT) { | |
08da4f77 PP |
2370 | BT_LOGE("Invalid `align` attribute in integer field type: " |
2371 | "expecting unsigned constant integer: " | |
2372 | "node-type=%d", | |
2373 | right->u.unary_expression.type); | |
e98a2d6e PP |
2374 | ret = -EINVAL; |
2375 | goto error; | |
2376 | } | |
2377 | ||
2378 | alignment = | |
2379 | right->u.unary_expression.u.unsigned_constant; | |
2380 | if (!is_align_valid(alignment)) { | |
08da4f77 PP |
2381 | BT_LOGE("Invalid `align` attribute in integer field type: " |
2382 | "expecting power of two: " | |
2383 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2384 | ret = -EINVAL; |
2385 | goto error; | |
2386 | } | |
2387 | ||
2388 | _SET(&set, _INTEGER_ALIGN_SET); | |
2389 | } else if (!strcmp(left->u.unary_expression.u.string, "base")) { | |
2390 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
08da4f77 | 2391 | _BT_LOGE_DUP_ATTR("base", "integer field type"); |
e98a2d6e PP |
2392 | ret = -EPERM; |
2393 | goto error; | |
2394 | } | |
2395 | ||
2396 | switch (right->u.unary_expression.type) { | |
2397 | case UNARY_UNSIGNED_CONSTANT: | |
2398 | { | |
2399 | uint64_t constant = right->u.unary_expression. | |
2400 | u.unsigned_constant; | |
2401 | ||
2402 | switch (constant) { | |
2403 | case 2: | |
2404 | base = BT_CTF_INTEGER_BASE_BINARY; | |
2405 | break; | |
2406 | case 8: | |
2407 | base = BT_CTF_INTEGER_BASE_OCTAL; | |
2408 | break; | |
2409 | case 10: | |
2410 | base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2411 | break; | |
2412 | case 16: | |
2413 | base = BT_CTF_INTEGER_BASE_HEXADECIMAL; | |
2414 | break; | |
2415 | default: | |
08da4f77 PP |
2416 | BT_LOGE("Invalid `base` attribute in integer field type: " |
2417 | "base=%" PRIu64, | |
e98a2d6e PP |
2418 | right->u.unary_expression.u.unsigned_constant); |
2419 | ret = -EINVAL; | |
2420 | goto error; | |
2421 | } | |
2422 | break; | |
2423 | } | |
2424 | case UNARY_STRING: | |
2425 | { | |
2426 | char *s_right = concatenate_unary_strings( | |
2427 | &expression->u.ctf_expression.right); | |
2428 | if (!s_right) { | |
08da4f77 | 2429 | BT_LOGE_STR("Unexpected unary expression for integer field type's `base` attribute."); |
e98a2d6e PP |
2430 | ret = -EINVAL; |
2431 | goto error; | |
2432 | } | |
2433 | ||
2434 | if (!strcmp(s_right, "decimal") || | |
2435 | !strcmp(s_right, "dec") || | |
2436 | !strcmp(s_right, "d") || | |
2437 | !strcmp(s_right, "i") || | |
2438 | !strcmp(s_right, "u")) { | |
2439 | base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2440 | } else if (!strcmp(s_right, "hexadecimal") || | |
2441 | !strcmp(s_right, "hex") || | |
2442 | !strcmp(s_right, "x") || | |
2443 | !strcmp(s_right, "X") || | |
2444 | !strcmp(s_right, "p")) { | |
2445 | base = BT_CTF_INTEGER_BASE_HEXADECIMAL; | |
2446 | } else if (!strcmp(s_right, "octal") || | |
2447 | !strcmp(s_right, "oct") || | |
2448 | !strcmp(s_right, "o")) { | |
2449 | base = BT_CTF_INTEGER_BASE_OCTAL; | |
2450 | } else if (!strcmp(s_right, "binary") || | |
2451 | !strcmp(s_right, "b")) { | |
2452 | base = BT_CTF_INTEGER_BASE_BINARY; | |
2453 | } else { | |
08da4f77 PP |
2454 | BT_LOGE("Unexpected unary expression for integer field type's `base` attribute: " |
2455 | "base=\"%s\"", s_right); | |
e98a2d6e PP |
2456 | g_free(s_right); |
2457 | ret = -EINVAL; | |
2458 | goto error; | |
2459 | } | |
2460 | ||
2461 | g_free(s_right); | |
2462 | break; | |
2463 | } | |
2464 | default: | |
08da4f77 PP |
2465 | BT_LOGE_STR("Invalid `base` attribute in integer field type: " |
2466 | "expecting unsigned constant integer or unary string."); | |
e98a2d6e PP |
2467 | ret = -EINVAL; |
2468 | goto error; | |
2469 | } | |
2470 | ||
2471 | _SET(&set, _INTEGER_BASE_SET); | |
2472 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2473 | "encoding")) { | |
2474 | char *s_right; | |
2475 | ||
2476 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
08da4f77 PP |
2477 | _BT_LOGE_DUP_ATTR("encoding", |
2478 | "integer field type"); | |
e98a2d6e PP |
2479 | ret = -EPERM; |
2480 | goto error; | |
2481 | } | |
2482 | ||
2483 | if (right->u.unary_expression.type != UNARY_STRING) { | |
08da4f77 PP |
2484 | BT_LOGE_STR("Invalid `encoding` attribute in integer field type: " |
2485 | "expecting unary string."); | |
e98a2d6e PP |
2486 | ret = -EINVAL; |
2487 | goto error; | |
2488 | } | |
2489 | ||
2490 | s_right = concatenate_unary_strings( | |
2491 | &expression->u.ctf_expression.right); | |
2492 | if (!s_right) { | |
08da4f77 | 2493 | BT_LOGE_STR("Unexpected unary expression for integer field type's `encoding` attribute."); |
e98a2d6e PP |
2494 | ret = -EINVAL; |
2495 | goto error; | |
2496 | } | |
2497 | ||
2498 | if (!strcmp(s_right, "UTF8") || | |
2499 | !strcmp(s_right, "utf8") || | |
2500 | !strcmp(s_right, "utf-8") || | |
2501 | !strcmp(s_right, "UTF-8")) { | |
2502 | encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2503 | } else if (!strcmp(s_right, "ASCII") || | |
2504 | !strcmp(s_right, "ascii")) { | |
2505 | encoding = BT_CTF_STRING_ENCODING_ASCII; | |
2506 | } else if (!strcmp(s_right, "none")) { | |
2507 | encoding = BT_CTF_STRING_ENCODING_NONE; | |
2508 | } else { | |
08da4f77 PP |
2509 | BT_LOGE("Invalid `encoding` attribute in integer field type: " |
2510 | "unknown encoding: encoding=\"%s\"", | |
e98a2d6e PP |
2511 | s_right); |
2512 | g_free(s_right); | |
2513 | ret = -EINVAL; | |
2514 | goto error; | |
2515 | } | |
2516 | ||
2517 | g_free(s_right); | |
2518 | _SET(&set, _INTEGER_ENCODING_SET); | |
2519 | } else if (!strcmp(left->u.unary_expression.u.string, "map")) { | |
2520 | const char *clock_name; | |
2521 | ||
2522 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
08da4f77 | 2523 | _BT_LOGE_DUP_ATTR("map", "integer field type"); |
e98a2d6e PP |
2524 | ret = -EPERM; |
2525 | goto error; | |
2526 | } | |
2527 | ||
2528 | if (right->u.unary_expression.type != UNARY_STRING) { | |
08da4f77 PP |
2529 | BT_LOGE_STR("Invalid `map` attribute in integer field type: " |
2530 | "expecting unary string."); | |
e98a2d6e PP |
2531 | ret = -EINVAL; |
2532 | goto error; | |
2533 | } | |
2534 | ||
2535 | clock_name = | |
2536 | get_map_clock_name_value( | |
2537 | &expression->u.ctf_expression.right); | |
2538 | if (!clock_name) { | |
2539 | char *s_right = concatenate_unary_strings( | |
2540 | &expression->u.ctf_expression.right); | |
2541 | ||
2542 | if (!s_right) { | |
08da4f77 | 2543 | BT_LOGE_STR("Unexpected unary expression for integer field type's `map` attribute."); |
e98a2d6e PP |
2544 | ret = -EINVAL; |
2545 | goto error; | |
2546 | } | |
2547 | ||
08da4f77 PP |
2548 | BT_LOGE("Invalid `map` attribute in integer field type: " |
2549 | "cannot find clock class at this point: name=\"%s\"", | |
e98a2d6e PP |
2550 | s_right); |
2551 | _SET(&set, _INTEGER_MAP_SET); | |
2552 | g_free(s_right); | |
2553 | continue; | |
2554 | } | |
2555 | ||
ac0c6bdd | 2556 | mapped_clock = bt_ctf_trace_get_clock_class_by_name( |
e98a2d6e PP |
2557 | ctx->trace, clock_name); |
2558 | if (!mapped_clock) { | |
08da4f77 PP |
2559 | BT_LOGE("Invalid `map` attribute in integer field type: " |
2560 | "cannot find clock class at this point: name=\"%s\"", | |
e98a2d6e PP |
2561 | clock_name); |
2562 | ret = -EINVAL; | |
2563 | goto error; | |
2564 | } | |
2565 | ||
2566 | _SET(&set, _INTEGER_MAP_SET); | |
2567 | } else { | |
08da4f77 PP |
2568 | BT_LOGW("Unknown attribute in integer field type: " |
2569 | "attr-name=\"%s\"", | |
e98a2d6e PP |
2570 | left->u.unary_expression.u.string); |
2571 | } | |
2572 | } | |
2573 | ||
2574 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
08da4f77 | 2575 | BT_LOGE_STR("Missing `size` attribute in integer field type."); |
e98a2d6e PP |
2576 | ret = -EPERM; |
2577 | goto error; | |
2578 | } | |
2579 | ||
2580 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2581 | if (size % CHAR_BIT) { | |
2582 | /* Bit-packed alignment */ | |
2583 | alignment = 1; | |
2584 | } else { | |
2585 | /* Byte-packed alignment */ | |
2586 | alignment = CHAR_BIT; | |
2587 | } | |
2588 | } | |
2589 | ||
2590 | *integer_decl = bt_ctf_field_type_integer_create((unsigned int) size); | |
2591 | if (!*integer_decl) { | |
08da4f77 | 2592 | BT_LOGE_STR("Cannot create integer field type."); |
e98a2d6e PP |
2593 | ret = -ENOMEM; |
2594 | goto error; | |
2595 | } | |
2596 | ||
2597 | ret = bt_ctf_field_type_integer_set_signed(*integer_decl, signedness); | |
2598 | ret |= bt_ctf_field_type_integer_set_base(*integer_decl, base); | |
2599 | ret |= bt_ctf_field_type_integer_set_encoding(*integer_decl, encoding); | |
2600 | ret |= bt_ctf_field_type_set_alignment(*integer_decl, | |
2601 | (unsigned int) alignment); | |
2602 | ret |= bt_ctf_field_type_set_byte_order(*integer_decl, byte_order); | |
2603 | ||
2604 | if (mapped_clock) { | |
2605 | /* Move clock */ | |
ac0c6bdd | 2606 | ret |= bt_ctf_field_type_integer_set_mapped_clock_class( |
e98a2d6e PP |
2607 | *integer_decl, mapped_clock); |
2608 | bt_put(mapped_clock); | |
2609 | mapped_clock = NULL; | |
2610 | } | |
2611 | ||
2612 | if (ret) { | |
08da4f77 | 2613 | BT_LOGE_STR("Cannot configure integer field type."); |
e98a2d6e PP |
2614 | ret = -EINVAL; |
2615 | goto error; | |
2616 | } | |
2617 | ||
2618 | return 0; | |
2619 | ||
2620 | error: | |
2621 | if (mapped_clock) { | |
2622 | bt_put(mapped_clock); | |
2623 | } | |
2624 | ||
2625 | BT_PUT(*integer_decl); | |
2626 | ||
2627 | return ret; | |
2628 | } | |
2629 | ||
2630 | static | |
2631 | int visit_floating_point_number_decl(struct ctx *ctx, | |
2632 | struct bt_list_head *expressions, | |
2633 | struct bt_ctf_field_type **float_decl) | |
2634 | { | |
2635 | int set = 0; | |
2636 | int ret = 0; | |
2637 | struct ctf_node *expression; | |
2638 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2639 | enum bt_ctf_byte_order byte_order = | |
8a716c8d | 2640 | bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
2641 | |
2642 | *float_decl = NULL; | |
2643 | ||
2644 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2645 | struct ctf_node *left, *right; | |
2646 | ||
2647 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2648 | struct ctf_node, siblings); | |
2649 | right = _BT_LIST_FIRST_ENTRY( | |
2650 | &expression->u.ctf_expression.right, struct ctf_node, | |
2651 | siblings); | |
2652 | ||
2653 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2654 | ret = -EINVAL; | |
2655 | goto error; | |
2656 | } | |
2657 | ||
2658 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
2659 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
08da4f77 PP |
2660 | _BT_LOGE_DUP_ATTR("byte_order", |
2661 | "floating point number field type"); | |
e98a2d6e PP |
2662 | ret = -EPERM; |
2663 | goto error; | |
2664 | } | |
2665 | ||
2666 | byte_order = get_real_byte_order(ctx, right); | |
2667 | if (byte_order == BT_CTF_BYTE_ORDER_UNKNOWN) { | |
08da4f77 PP |
2668 | BT_LOGE("Invalid `byte_order` attribute in floating point number field type: " |
2669 | "ret=%d", ret); | |
e98a2d6e PP |
2670 | ret = -EINVAL; |
2671 | goto error; | |
2672 | } | |
2673 | ||
2674 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2675 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2676 | "exp_dig")) { | |
2677 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
08da4f77 PP |
2678 | _BT_LOGE_DUP_ATTR("exp_dig", |
2679 | "floating point number field type"); | |
e98a2d6e PP |
2680 | ret = -EPERM; |
2681 | goto error; | |
2682 | } | |
2683 | ||
2684 | if (right->u.unary_expression.type != | |
2685 | UNARY_UNSIGNED_CONSTANT) { | |
08da4f77 PP |
2686 | BT_LOGE("Invalid `exp_dig` attribute in floating point number field type: " |
2687 | "expecting unsigned constant integer: " | |
2688 | "node-type=%d", | |
2689 | right->u.unary_expression.type); | |
e98a2d6e PP |
2690 | ret = -EINVAL; |
2691 | goto error; | |
2692 | } | |
2693 | ||
2694 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2695 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2696 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2697 | "mant_dig")) { | |
2698 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
08da4f77 PP |
2699 | _BT_LOGE_DUP_ATTR("mant_dig", |
2700 | "floating point number field type"); | |
e98a2d6e PP |
2701 | ret = -EPERM; |
2702 | goto error; | |
2703 | } | |
2704 | ||
2705 | if (right->u.unary_expression.type != | |
2706 | UNARY_UNSIGNED_CONSTANT) { | |
08da4f77 PP |
2707 | BT_LOGE("Invalid `mant_dig` attribute in floating point number field type: " |
2708 | "expecting unsigned constant integer: " | |
2709 | "node-type=%d", | |
2710 | right->u.unary_expression.type); | |
e98a2d6e PP |
2711 | ret = -EINVAL; |
2712 | goto error; | |
2713 | } | |
2714 | ||
2715 | mant_dig = right->u.unary_expression.u. | |
2716 | unsigned_constant; | |
2717 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2718 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2719 | "align")) { | |
2720 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
08da4f77 PP |
2721 | _BT_LOGE_DUP_ATTR("align", |
2722 | "floating point number field type"); | |
e98a2d6e PP |
2723 | ret = -EPERM; |
2724 | goto error; | |
2725 | } | |
2726 | ||
2727 | if (right->u.unary_expression.type != | |
2728 | UNARY_UNSIGNED_CONSTANT) { | |
08da4f77 PP |
2729 | BT_LOGE("Invalid `align` attribute in floating point number field type: " |
2730 | "expecting unsigned constant integer: " | |
2731 | "node-type=%d", | |
2732 | right->u.unary_expression.type); | |
e98a2d6e PP |
2733 | ret = -EINVAL; |
2734 | goto error; | |
2735 | } | |
2736 | ||
2737 | alignment = right->u.unary_expression.u. | |
2738 | unsigned_constant; | |
2739 | ||
2740 | if (!is_align_valid(alignment)) { | |
08da4f77 PP |
2741 | BT_LOGE("Invalid `align` attribute in floating point number field type: " |
2742 | "expecting power of two: " | |
2743 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2744 | ret = -EINVAL; |
2745 | goto error; | |
2746 | } | |
2747 | ||
2748 | _SET(&set, _FLOAT_ALIGN_SET); | |
2749 | } else { | |
08da4f77 PP |
2750 | BT_LOGW("Unknown attribute in floating point number field type: " |
2751 | "attr-name=\"%s\"", | |
e98a2d6e PP |
2752 | left->u.unary_expression.u.string); |
2753 | } | |
2754 | } | |
2755 | ||
2756 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
08da4f77 | 2757 | BT_LOGE_STR("Missing `mant_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2758 | ret = -EPERM; |
2759 | goto error; | |
2760 | } | |
2761 | ||
2762 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
08da4f77 | 2763 | BT_LOGE_STR("Missing `exp_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2764 | ret = -EPERM; |
2765 | goto error; | |
2766 | } | |
2767 | ||
2768 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2769 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2770 | /* Bit-packed alignment */ | |
2771 | alignment = 1; | |
2772 | } else { | |
2773 | /* Byte-packed alignment */ | |
2774 | alignment = CHAR_BIT; | |
2775 | } | |
2776 | } | |
2777 | ||
2778 | *float_decl = bt_ctf_field_type_floating_point_create(); | |
2779 | if (!*float_decl) { | |
08da4f77 | 2780 | BT_LOGE_STR("Cannot create floating point number field type."); |
e98a2d6e PP |
2781 | ret = -ENOMEM; |
2782 | goto error; | |
2783 | } | |
2784 | ||
2785 | ret = bt_ctf_field_type_floating_point_set_exponent_digits( | |
2786 | *float_decl, exp_dig); | |
2787 | ret |= bt_ctf_field_type_floating_point_set_mantissa_digits( | |
2788 | *float_decl, mant_dig); | |
2789 | ret |= bt_ctf_field_type_set_byte_order(*float_decl, byte_order); | |
2790 | ret |= bt_ctf_field_type_set_alignment(*float_decl, alignment); | |
2791 | if (ret) { | |
08da4f77 | 2792 | BT_LOGE_STR("Cannot configure floating point number field type."); |
e98a2d6e PP |
2793 | ret = -EINVAL; |
2794 | goto error; | |
2795 | } | |
2796 | ||
2797 | return 0; | |
2798 | ||
2799 | error: | |
2800 | BT_PUT(*float_decl); | |
2801 | ||
2802 | return ret; | |
2803 | } | |
2804 | ||
2805 | static | |
2806 | int visit_string_decl(struct ctx *ctx, | |
2807 | struct bt_list_head *expressions, | |
2808 | struct bt_ctf_field_type **string_decl) | |
2809 | { | |
2810 | int set = 0; | |
2811 | int ret = 0; | |
2812 | struct ctf_node *expression; | |
2813 | enum bt_ctf_string_encoding encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2814 | ||
2815 | *string_decl = NULL; | |
2816 | ||
2817 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2818 | struct ctf_node *left, *right; | |
2819 | ||
2820 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2821 | struct ctf_node, siblings); | |
2822 | right = _BT_LIST_FIRST_ENTRY( | |
2823 | &expression->u.ctf_expression.right, struct ctf_node, | |
2824 | siblings); | |
2825 | ||
2826 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2827 | ret = -EINVAL; | |
2828 | goto error; | |
2829 | } | |
2830 | ||
2831 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
2832 | char *s_right; | |
2833 | ||
2834 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
08da4f77 PP |
2835 | _BT_LOGE_DUP_ATTR("encoding", |
2836 | "string field type"); | |
e98a2d6e PP |
2837 | ret = -EPERM; |
2838 | goto error; | |
2839 | } | |
2840 | ||
2841 | if (right->u.unary_expression.type != UNARY_STRING) { | |
08da4f77 PP |
2842 | BT_LOGE_STR("Invalid `encoding` attribute in string field type: " |
2843 | "expecting unary string."); | |
e98a2d6e PP |
2844 | ret = -EINVAL; |
2845 | goto error; | |
2846 | } | |
2847 | ||
2848 | s_right = concatenate_unary_strings( | |
2849 | &expression->u.ctf_expression.right); | |
2850 | if (!s_right) { | |
08da4f77 | 2851 | BT_LOGE_STR("Unexpected unary expression for string field type's `encoding` attribute."); |
e98a2d6e PP |
2852 | ret = -EINVAL; |
2853 | goto error; | |
2854 | } | |
2855 | ||
2856 | if (!strcmp(s_right, "UTF8") || | |
2857 | !strcmp(s_right, "utf8") || | |
2858 | !strcmp(s_right, "utf-8") || | |
2859 | !strcmp(s_right, "UTF-8")) { | |
2860 | encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2861 | } else if (!strcmp(s_right, "ASCII") || | |
2862 | !strcmp(s_right, "ascii")) { | |
2863 | encoding = BT_CTF_STRING_ENCODING_ASCII; | |
2864 | } else if (!strcmp(s_right, "none")) { | |
2865 | encoding = BT_CTF_STRING_ENCODING_NONE; | |
2866 | } else { | |
08da4f77 PP |
2867 | BT_LOGE("Invalid `encoding` attribute in string field type: " |
2868 | "unknown encoding: encoding=\"%s\"", | |
e98a2d6e PP |
2869 | s_right); |
2870 | g_free(s_right); | |
2871 | ret = -EINVAL; | |
2872 | goto error; | |
2873 | } | |
2874 | ||
2875 | g_free(s_right); | |
2876 | _SET(&set, _STRING_ENCODING_SET); | |
2877 | } else { | |
08da4f77 PP |
2878 | BT_LOGW("Unknown attribute in string field type: " |
2879 | "attr-name=\"%s\"", | |
e98a2d6e PP |
2880 | left->u.unary_expression.u.string); |
2881 | } | |
2882 | } | |
2883 | ||
2884 | *string_decl = bt_ctf_field_type_string_create(); | |
2885 | if (!*string_decl) { | |
08da4f77 | 2886 | BT_LOGE_STR("Cannot create string field type."); |
e98a2d6e PP |
2887 | ret = -ENOMEM; |
2888 | goto error; | |
2889 | } | |
2890 | ||
2891 | ret = bt_ctf_field_type_string_set_encoding(*string_decl, encoding); | |
2892 | if (ret) { | |
08da4f77 | 2893 | BT_LOGE_STR("Cannot configure string field type."); |
e98a2d6e PP |
2894 | ret = -EINVAL; |
2895 | goto error; | |
2896 | } | |
2897 | ||
2898 | return 0; | |
2899 | ||
2900 | error: | |
2901 | BT_PUT(*string_decl); | |
2902 | ||
2903 | return ret; | |
2904 | } | |
2905 | ||
2906 | static | |
2907 | int visit_type_specifier_list(struct ctx *ctx, | |
2908 | struct ctf_node *ts_list, | |
2909 | struct bt_ctf_field_type **decl) | |
2910 | { | |
2911 | int ret = 0; | |
2912 | struct ctf_node *first, *node; | |
2913 | ||
2914 | *decl = NULL; | |
2915 | ||
2916 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
2917 | ret = -EINVAL; | |
2918 | goto error; | |
2919 | } | |
2920 | ||
2921 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.type_specifier_list.head, | |
2922 | struct ctf_node, siblings); | |
2923 | if (first->type != NODE_TYPE_SPECIFIER) { | |
2924 | ret = -EINVAL; | |
2925 | goto error; | |
2926 | } | |
2927 | ||
2928 | node = first->u.type_specifier.node; | |
2929 | ||
2930 | switch (first->u.type_specifier.type) { | |
2931 | case TYPESPEC_INTEGER: | |
2932 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
2933 | decl); | |
2934 | if (ret) { | |
2935 | assert(!*decl); | |
2936 | goto error; | |
2937 | } | |
2938 | break; | |
2939 | case TYPESPEC_FLOATING_POINT: | |
2940 | ret = visit_floating_point_number_decl(ctx, | |
2941 | &node->u.floating_point.expressions, decl); | |
2942 | if (ret) { | |
2943 | assert(!*decl); | |
2944 | goto error; | |
2945 | } | |
2946 | break; | |
2947 | case TYPESPEC_STRING: | |
2948 | ret = visit_string_decl(ctx, | |
2949 | &node->u.string.expressions, decl); | |
2950 | if (ret) { | |
2951 | assert(!*decl); | |
2952 | goto error; | |
2953 | } | |
2954 | break; | |
2955 | case TYPESPEC_STRUCT: | |
2956 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
2957 | &node->u._struct.declaration_list, | |
2958 | node->u._struct.has_body, | |
2959 | &node->u._struct.min_align, decl); | |
2960 | if (ret) { | |
2961 | assert(!*decl); | |
2962 | goto error; | |
2963 | } | |
2964 | break; | |
2965 | case TYPESPEC_VARIANT: | |
2966 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
2967 | node->u.variant.choice, | |
2968 | &node->u.variant.declaration_list, | |
2969 | node->u.variant.has_body, decl); | |
2970 | if (ret) { | |
2971 | assert(!*decl); | |
2972 | goto error; | |
2973 | } | |
2974 | break; | |
2975 | case TYPESPEC_ENUM: | |
2976 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
2977 | node->u._enum.container_type, | |
2978 | &node->u._enum.enumerator_list, | |
2979 | node->u._enum.has_body, decl); | |
2980 | if (ret) { | |
2981 | assert(!*decl); | |
2982 | goto error; | |
2983 | } | |
2984 | break; | |
2985 | case TYPESPEC_VOID: | |
2986 | case TYPESPEC_CHAR: | |
2987 | case TYPESPEC_SHORT: | |
2988 | case TYPESPEC_INT: | |
2989 | case TYPESPEC_LONG: | |
2990 | case TYPESPEC_FLOAT: | |
2991 | case TYPESPEC_DOUBLE: | |
2992 | case TYPESPEC_SIGNED: | |
2993 | case TYPESPEC_UNSIGNED: | |
2994 | case TYPESPEC_BOOL: | |
2995 | case TYPESPEC_COMPLEX: | |
2996 | case TYPESPEC_IMAGINARY: | |
2997 | case TYPESPEC_CONST: | |
2998 | case TYPESPEC_ID_TYPE: | |
2999 | ret = visit_type_specifier(ctx, ts_list, decl); | |
3000 | if (ret) { | |
3001 | assert(!*decl); | |
3002 | goto error; | |
3003 | } | |
3004 | break; | |
3005 | default: | |
08da4f77 PP |
3006 | BT_LOGE("Unexpected node type: node-type=%d", |
3007 | first->u.type_specifier.type); | |
e98a2d6e PP |
3008 | ret = -EINVAL; |
3009 | goto error; | |
3010 | } | |
3011 | ||
3012 | assert(*decl); | |
3013 | ||
3014 | return 0; | |
3015 | ||
3016 | error: | |
3017 | BT_PUT(*decl); | |
3018 | ||
3019 | return ret; | |
3020 | } | |
3021 | ||
3022 | static | |
3023 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
3024 | struct bt_ctf_event_class *event_class, int64_t *stream_id, | |
3025 | int *set) | |
3026 | { | |
3027 | int ret = 0; | |
3028 | char *left = NULL; | |
3029 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
3030 | ||
3031 | switch (node->type) { | |
3032 | case NODE_TYPEDEF: | |
3033 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3034 | &node->u._typedef.type_declarators); | |
3035 | if (ret) { | |
08da4f77 | 3036 | BT_LOGE_STR("Cannot add type definition found in event class."); |
e98a2d6e PP |
3037 | goto error; |
3038 | } | |
3039 | break; | |
3040 | case NODE_TYPEALIAS: | |
3041 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3042 | node->u.typealias.alias); | |
3043 | if (ret) { | |
08da4f77 | 3044 | BT_LOGE_STR("Cannot add type alias found in event class."); |
e98a2d6e PP |
3045 | goto error; |
3046 | } | |
3047 | break; | |
3048 | case NODE_CTF_EXPRESSION: | |
3049 | { | |
3050 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3051 | if (!left) { | |
3052 | ret = -EINVAL; | |
3053 | goto error; | |
3054 | } | |
3055 | ||
3056 | if (!strcmp(left, "name")) { | |
3057 | /* This is already known at this stage */ | |
3058 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
08da4f77 | 3059 | _BT_LOGE_DUP_ATTR("name", "event declaration"); |
e98a2d6e PP |
3060 | ret = -EPERM; |
3061 | goto error; | |
3062 | } | |
3063 | ||
3064 | _SET(set, _EVENT_NAME_SET); | |
3065 | } else if (!strcmp(left, "id")) { | |
3066 | int64_t id; | |
3067 | ||
3068 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
08da4f77 | 3069 | _BT_LOGE_DUP_ATTR("id", "event declaration"); |
e98a2d6e PP |
3070 | ret = -EPERM; |
3071 | goto error; | |
3072 | } | |
3073 | ||
3074 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3075 | (uint64_t *) &id); | |
5eae0c3c JG |
3076 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3077 | if (ret || (!ret && id < 0)) { | |
08da4f77 | 3078 | BT_LOGE_STR("Unexpected unary expression for event class's `id` attribute."); |
e98a2d6e PP |
3079 | ret = -EINVAL; |
3080 | goto error; | |
3081 | } | |
3082 | ||
3083 | ret = bt_ctf_event_class_set_id(event_class, id); | |
3084 | if (ret) { | |
08da4f77 PP |
3085 | BT_LOGE("Cannot set event class's ID: " |
3086 | "id=%" PRId64, id); | |
e98a2d6e PP |
3087 | goto error; |
3088 | } | |
3089 | ||
3090 | _SET(set, _EVENT_ID_SET); | |
3091 | } else if (!strcmp(left, "stream_id")) { | |
3092 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
08da4f77 PP |
3093 | _BT_LOGE_DUP_ATTR("stream_id", |
3094 | "event class"); | |
e98a2d6e PP |
3095 | ret = -EPERM; |
3096 | goto error; | |
3097 | } | |
3098 | ||
3099 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3100 | (uint64_t *) stream_id); | |
5eae0c3c JG |
3101 | /* |
3102 | * Only read "stream_id" if get_unary_unsigned() | |
3103 | * succeeded. | |
3104 | */ | |
3105 | if (ret || (!ret && *stream_id < 0)) { | |
08da4f77 | 3106 | BT_LOGE_STR("Unexpected unary expression for event class's `stream_id` attribute."); |
e98a2d6e PP |
3107 | ret = -EINVAL; |
3108 | goto error; | |
3109 | } | |
3110 | ||
3111 | _SET(set, _EVENT_STREAM_ID_SET); | |
3112 | } else if (!strcmp(left, "context")) { | |
3113 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
08da4f77 | 3114 | BT_LOGE_STR("Duplicate `context` entry in event class."); |
e98a2d6e PP |
3115 | ret = -EPERM; |
3116 | goto error; | |
3117 | } | |
3118 | ||
3119 | ret = visit_type_specifier_list(ctx, | |
3120 | _BT_LIST_FIRST_ENTRY( | |
3121 | &node->u.ctf_expression.right, | |
3122 | struct ctf_node, siblings), | |
3123 | &decl); | |
3124 | if (ret) { | |
08da4f77 | 3125 | BT_LOGE_STR("Cannot create event class's context field type."); |
e98a2d6e PP |
3126 | goto error; |
3127 | } | |
3128 | ||
3129 | assert(decl); | |
3130 | ret = bt_ctf_event_class_set_context_type( | |
3131 | event_class, decl); | |
3132 | BT_PUT(decl); | |
3133 | if (ret) { | |
08da4f77 | 3134 | BT_LOGE_STR("Cannot set event class's context field type."); |
e98a2d6e PP |
3135 | goto error; |
3136 | } | |
3137 | ||
3138 | _SET(set, _EVENT_CONTEXT_SET); | |
3139 | } else if (!strcmp(left, "fields")) { | |
3140 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
08da4f77 | 3141 | BT_LOGE_STR("Duplicate `fields` entry in event class."); |
e98a2d6e PP |
3142 | ret = -EPERM; |
3143 | goto error; | |
3144 | } | |
3145 | ||
3146 | ret = visit_type_specifier_list(ctx, | |
3147 | _BT_LIST_FIRST_ENTRY( | |
3148 | &node->u.ctf_expression.right, | |
3149 | struct ctf_node, siblings), | |
3150 | &decl); | |
3151 | if (ret) { | |
08da4f77 | 3152 | BT_LOGE_STR("Cannot create event class's payload field type."); |
e98a2d6e PP |
3153 | goto error; |
3154 | } | |
3155 | ||
3156 | assert(decl); | |
3157 | ret = bt_ctf_event_class_set_payload_type( | |
3158 | event_class, decl); | |
3159 | BT_PUT(decl); | |
3160 | if (ret) { | |
08da4f77 | 3161 | BT_LOGE_STR("Cannot set event class's payload field type."); |
e98a2d6e PP |
3162 | goto error; |
3163 | } | |
3164 | ||
3165 | _SET(set, _EVENT_FIELDS_SET); | |
3166 | } else if (!strcmp(left, "loglevel")) { | |
c3c30b08 MD |
3167 | uint64_t loglevel_value; |
3168 | const char *loglevel_str; | |
3169 | struct bt_value *value_obj, *str_obj; | |
e98a2d6e PP |
3170 | |
3171 | if (_IS_SET(set, _EVENT_LOGLEVEL_SET)) { | |
08da4f77 PP |
3172 | _BT_LOGE_DUP_ATTR("loglevel", |
3173 | "event class"); | |
e98a2d6e PP |
3174 | ret = -EPERM; |
3175 | goto error; | |
3176 | } | |
3177 | ||
3178 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
c3c30b08 | 3179 | &loglevel_value); |
e98a2d6e | 3180 | if (ret) { |
08da4f77 | 3181 | BT_LOGE_STR("Unexpected unary expression for event class's `loglevel` attribute."); |
e98a2d6e PP |
3182 | ret = -EINVAL; |
3183 | goto error; | |
3184 | } | |
c3c30b08 MD |
3185 | value_obj = bt_value_integer_create_init(loglevel_value); |
3186 | if (!value_obj) { | |
08da4f77 | 3187 | BT_LOGE_STR("Cannot create integer value object."); |
c3c30b08 MD |
3188 | ret = -ENOMEM; |
3189 | goto error; | |
3190 | } | |
3191 | if (bt_ctf_event_class_set_attribute(event_class, | |
08da4f77 PP |
3192 | "loglevel", value_obj) != BT_VALUE_STATUS_OK) { |
3193 | BT_LOGE_STR("Cannot set event class's `loglevel` attribute."); | |
c3c30b08 MD |
3194 | ret = -EINVAL; |
3195 | bt_put(value_obj); | |
3196 | goto error; | |
3197 | } | |
3198 | loglevel_str = print_loglevel(loglevel_value); | |
3199 | if (loglevel_str) { | |
3200 | str_obj = bt_value_string_create_init(loglevel_str); | |
3201 | if (bt_ctf_event_class_set_attribute(event_class, | |
3202 | "loglevel_string", str_obj) != BT_VALUE_STATUS_OK) { | |
08da4f77 | 3203 | BT_LOGE_STR("Cannot set event class's `loglevel_string` attribute."); |
c3c30b08 MD |
3204 | ret = -EINVAL; |
3205 | bt_put(str_obj); | |
3206 | goto error; | |
3207 | } | |
3208 | bt_put(str_obj); | |
3209 | } | |
3210 | bt_put(value_obj); | |
e98a2d6e PP |
3211 | _SET(set, _EVENT_LOGLEVEL_SET); |
3212 | } else if (!strcmp(left, "model.emf.uri")) { | |
3213 | char *right; | |
3214 | ||
3215 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
08da4f77 | 3216 | _BT_LOGE_DUP_ATTR("model.emf.uri", |
e98a2d6e PP |
3217 | "event declaration"); |
3218 | ret = -EPERM; | |
3219 | goto error; | |
3220 | } | |
3221 | ||
3222 | right = concatenate_unary_strings( | |
3223 | &node->u.ctf_expression.right); | |
3224 | if (!right) { | |
08da4f77 | 3225 | BT_LOGE_STR("Unexpected unary expression for event class's `model.emf.uri` attribute."); |
e98a2d6e PP |
3226 | ret = -EINVAL; |
3227 | goto error; | |
3228 | } | |
3229 | ||
3230 | // TODO: FIXME: set model EMF URI here | |
3231 | ||
3232 | g_free(right); | |
3233 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3234 | } else { | |
08da4f77 PP |
3235 | BT_LOGW("Unknown attribute in event class: " |
3236 | "attr-name=\"%s\"", left); | |
e98a2d6e PP |
3237 | } |
3238 | ||
3239 | g_free(left); | |
3240 | left = NULL; | |
3241 | break; | |
3242 | } | |
3243 | default: | |
3244 | ret = -EPERM; | |
3245 | goto error; | |
3246 | } | |
3247 | ||
3248 | return 0; | |
3249 | ||
3250 | error: | |
3251 | if (left) { | |
3252 | g_free(left); | |
3253 | } | |
3254 | ||
3255 | BT_PUT(decl); | |
3256 | ||
3257 | return ret; | |
3258 | } | |
3259 | ||
3260 | static | |
3261 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3262 | { | |
3263 | char *left = NULL; | |
3264 | char *name = NULL; | |
3265 | struct ctf_node *iter; | |
3266 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3267 | ||
3268 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3269 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3270 | continue; | |
3271 | } | |
3272 | ||
3273 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3274 | if (!left) { | |
3275 | goto error; | |
3276 | } | |
3277 | ||
3278 | if (!strcmp(left, "name")) { | |
3279 | name = concatenate_unary_strings( | |
3280 | &iter->u.ctf_expression.right); | |
3281 | if (!name) { | |
08da4f77 | 3282 | BT_LOGE_STR("Unexpected unary expression for event class's `name` attribute."); |
e98a2d6e PP |
3283 | goto error; |
3284 | } | |
3285 | } | |
3286 | ||
3287 | g_free(left); | |
3288 | left = NULL; | |
3289 | ||
3290 | if (name) { | |
3291 | break; | |
3292 | } | |
3293 | } | |
3294 | ||
3295 | return name; | |
3296 | ||
3297 | error: | |
3298 | g_free(left); | |
3299 | ||
3300 | return NULL; | |
3301 | } | |
3302 | ||
3303 | static | |
3304 | int reset_event_decl_types(struct ctx *ctx, | |
3305 | struct bt_ctf_event_class *event_class) | |
3306 | { | |
3307 | int ret = 0; | |
e98a2d6e | 3308 | |
835b2d10 JG |
3309 | /* Context type. */ |
3310 | ret = bt_ctf_event_class_set_context_type(event_class, NULL); | |
e98a2d6e | 3311 | if (ret) { |
08da4f77 | 3312 | BT_LOGE_STR("Cannot reset initial event class's context field type."); |
835b2d10 | 3313 | goto end; |
e98a2d6e PP |
3314 | } |
3315 | ||
835b2d10 JG |
3316 | /* Event payload. */ |
3317 | ret = bt_ctf_event_class_set_payload_type(event_class, NULL); | |
e98a2d6e | 3318 | if (ret) { |
08da4f77 | 3319 | BT_LOGE_STR("Cannot reset initial event class's payload field type."); |
835b2d10 | 3320 | goto end; |
e98a2d6e | 3321 | } |
835b2d10 | 3322 | end: |
e98a2d6e PP |
3323 | return ret; |
3324 | } | |
3325 | ||
3326 | static | |
3327 | int reset_stream_decl_types(struct ctx *ctx, | |
3328 | struct bt_ctf_stream_class *stream_class) | |
3329 | { | |
3330 | int ret = 0; | |
e98a2d6e | 3331 | |
835b2d10 JG |
3332 | /* Packet context. */ |
3333 | ret = bt_ctf_stream_class_set_packet_context_type(stream_class, NULL); | |
e98a2d6e | 3334 | if (ret) { |
08da4f77 | 3335 | BT_LOGE_STR("Cannot reset initial stream class's packet context field type."); |
835b2d10 | 3336 | goto end; |
e98a2d6e PP |
3337 | } |
3338 | ||
835b2d10 JG |
3339 | /* Event header. */ |
3340 | ret = bt_ctf_stream_class_set_event_header_type(stream_class, NULL); | |
e98a2d6e | 3341 | if (ret) { |
08da4f77 | 3342 | BT_LOGE_STR("Cannot reset initial stream class's event header field type."); |
835b2d10 | 3343 | goto end; |
e98a2d6e PP |
3344 | } |
3345 | ||
835b2d10 JG |
3346 | /* Event context. */ |
3347 | ret = bt_ctf_stream_class_set_event_context_type(stream_class, NULL); | |
e98a2d6e | 3348 | if (ret) { |
08da4f77 | 3349 | BT_LOGE_STR("Cannot reset initial stream class's event context field type."); |
835b2d10 | 3350 | goto end; |
e98a2d6e | 3351 | } |
835b2d10 | 3352 | end: |
e98a2d6e PP |
3353 | return ret; |
3354 | } | |
3355 | ||
3356 | static | |
3357 | struct bt_ctf_stream_class *create_reset_stream_class(struct ctx *ctx) | |
3358 | { | |
3359 | int ret; | |
3360 | struct bt_ctf_stream_class *stream_class; | |
3361 | ||
08da4f77 | 3362 | stream_class = bt_ctf_stream_class_create_empty(NULL); |
e98a2d6e | 3363 | if (!stream_class) { |
08da4f77 | 3364 | BT_LOGE_STR("Cannot create empty stream class."); |
e98a2d6e PP |
3365 | goto error; |
3366 | } | |
3367 | ||
3368 | /* | |
835b2d10 JG |
3369 | * Set packet context, event header, and event context to NULL to |
3370 | * override the default ones. | |
e98a2d6e PP |
3371 | */ |
3372 | ret = reset_stream_decl_types(ctx, stream_class); | |
3373 | if (ret) { | |
3374 | goto error; | |
3375 | } | |
3376 | ||
3377 | return stream_class; | |
3378 | ||
3379 | error: | |
3380 | BT_PUT(stream_class); | |
3381 | ||
3382 | return NULL; | |
3383 | } | |
3384 | ||
3385 | static | |
3386 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3387 | { | |
3388 | int ret = 0; | |
3389 | int set = 0; | |
3390 | int64_t event_id; | |
3391 | struct ctf_node *iter; | |
3392 | int64_t stream_id = -1; | |
3393 | char *event_name = NULL; | |
3394 | struct bt_ctf_event_class *event_class = NULL; | |
3395 | struct bt_ctf_event_class *eevent_class; | |
1e649dff | 3396 | struct bt_ctf_stream_class *stream_class = NULL; |
e98a2d6e | 3397 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3398 | bool pop_scope = false; |
e98a2d6e PP |
3399 | |
3400 | if (node->visited) { | |
3401 | goto end; | |
3402 | } | |
3403 | ||
3404 | node->visited = TRUE; | |
3405 | event_name = get_event_decl_name(ctx, node); | |
3406 | if (!event_name) { | |
08da4f77 | 3407 | BT_LOGE_STR("Missing `name` attribute in event class."); |
e98a2d6e PP |
3408 | ret = -EPERM; |
3409 | goto error; | |
3410 | } | |
3411 | ||
3412 | event_class = bt_ctf_event_class_create(event_name); | |
3413 | ||
3414 | /* | |
835b2d10 | 3415 | * Unset context and fields to override the default ones. |
e98a2d6e PP |
3416 | */ |
3417 | ret = reset_event_decl_types(ctx, event_class); | |
3418 | if (ret) { | |
3419 | goto error; | |
3420 | } | |
3421 | ||
e98a2d6e PP |
3422 | ret = ctx_push_scope(ctx); |
3423 | if (ret) { | |
08da4f77 | 3424 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
3425 | goto error; |
3426 | } | |
3427 | ||
1e649dff PP |
3428 | pop_scope = true; |
3429 | ||
e98a2d6e PP |
3430 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3431 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3432 | &stream_id, &set); | |
3433 | if (ret) { | |
3434 | goto error; | |
3435 | } | |
3436 | } | |
3437 | ||
3438 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3439 | GList *keys = NULL; | |
3440 | struct bt_ctf_stream_class *new_stream_class; | |
1e649dff PP |
3441 | size_t stream_class_count = |
3442 | g_hash_table_size(ctx->stream_classes) + | |
3443 | bt_ctf_trace_get_stream_class_count(ctx->trace); | |
e98a2d6e | 3444 | |
1e649dff PP |
3445 | /* |
3446 | * Allow missing stream_id if there is only a single | |
3447 | * stream class. | |
3448 | */ | |
3449 | switch (stream_class_count) { | |
e98a2d6e | 3450 | case 0: |
1e649dff | 3451 | /* Create implicit stream class if there's none */ |
e98a2d6e PP |
3452 | new_stream_class = create_reset_stream_class(ctx); |
3453 | if (!new_stream_class) { | |
3454 | ret = -EINVAL; | |
3455 | goto error; | |
3456 | } | |
3457 | ||
3458 | ret = bt_ctf_stream_class_set_id(new_stream_class, 0); | |
3459 | if (ret) { | |
08da4f77 PP |
3460 | BT_LOGE("Cannot set stream class's ID: " |
3461 | "id=0, ret=%d", ret); | |
e98a2d6e PP |
3462 | BT_PUT(new_stream_class); |
3463 | goto error; | |
3464 | } | |
3465 | ||
3466 | stream_id = 0; | |
3467 | ||
3468 | /* Move reference to visitor's context */ | |
3469 | g_hash_table_insert(ctx->stream_classes, | |
3470 | (gpointer) stream_id, new_stream_class); | |
3471 | new_stream_class = NULL; | |
e98a2d6e PP |
3472 | break; |
3473 | case 1: | |
1e649dff PP |
3474 | /* Single stream class: get its ID */ |
3475 | if (g_hash_table_size(ctx->stream_classes) == 1) { | |
3476 | keys = g_hash_table_get_keys(ctx->stream_classes); | |
3477 | stream_id = (int64_t) keys->data; | |
3478 | g_list_free(keys); | |
3479 | } else { | |
3480 | assert(bt_ctf_trace_get_stream_class_count( | |
3481 | ctx->trace) == 1); | |
9ac68eb1 PP |
3482 | stream_class = |
3483 | bt_ctf_trace_get_stream_class_by_index( | |
3484 | ctx->trace, 0); | |
1e649dff PP |
3485 | assert(stream_class); |
3486 | stream_id = bt_ctf_stream_class_get_id( | |
3487 | stream_class); | |
3488 | BT_PUT(stream_class); | |
3489 | } | |
e98a2d6e PP |
3490 | break; |
3491 | default: | |
08da4f77 | 3492 | BT_LOGE_STR("Missing `stream_id` attribute in event class."); |
e98a2d6e PP |
3493 | ret = -EPERM; |
3494 | goto error; | |
3495 | } | |
3496 | } | |
3497 | ||
e98a2d6e PP |
3498 | assert(stream_id >= 0); |
3499 | ||
1e649dff | 3500 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e PP |
3501 | stream_class = g_hash_table_lookup(ctx->stream_classes, |
3502 | (gpointer) stream_id); | |
1e649dff | 3503 | bt_get(stream_class); |
e98a2d6e | 3504 | if (!stream_class) { |
1e649dff | 3505 | stream_class = bt_ctf_trace_get_stream_class_by_id(ctx->trace, |
e98a2d6e | 3506 | stream_id); |
1e649dff | 3507 | if (!stream_class) { |
08da4f77 PP |
3508 | BT_LOGE("Cannot find stream class at this point: " |
3509 | "id=%" PRId64, stream_id); | |
1e649dff PP |
3510 | ret = -EINVAL; |
3511 | goto error; | |
3512 | } | |
e98a2d6e PP |
3513 | } |
3514 | ||
1e649dff PP |
3515 | assert(stream_class); |
3516 | ||
e98a2d6e PP |
3517 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3518 | /* Allow only one event without ID per stream */ | |
3519 | if (bt_ctf_stream_class_get_event_class_count(stream_class) != | |
3520 | 0) { | |
08da4f77 | 3521 | BT_LOGE_STR("Missing `id` attribute in event class."); |
e98a2d6e PP |
3522 | ret = -EPERM; |
3523 | goto error; | |
3524 | } | |
3525 | ||
3526 | /* Automatic ID */ | |
3527 | ret = bt_ctf_event_class_set_id(event_class, 0); | |
3528 | if (ret) { | |
08da4f77 PP |
3529 | BT_LOGE("Cannot set event class's ID: id=0, ret=%d", |
3530 | ret); | |
e98a2d6e PP |
3531 | goto error; |
3532 | } | |
3533 | } | |
3534 | ||
3535 | event_id = bt_ctf_event_class_get_id(event_class); | |
3536 | if (event_id < 0) { | |
08da4f77 | 3537 | BT_LOGE_STR("Cannot get event class's ID."); |
e98a2d6e PP |
3538 | ret = -EINVAL; |
3539 | goto error; | |
3540 | } | |
3541 | ||
3542 | eevent_class = bt_ctf_stream_class_get_event_class_by_id(stream_class, | |
3543 | event_id); | |
3544 | if (eevent_class) { | |
3545 | BT_PUT(eevent_class); | |
08da4f77 PP |
3546 | BT_LOGE("Duplicate event class (same ID) in the same stream class: " |
3547 | "id=%" PRId64, event_id); | |
e98a2d6e PP |
3548 | ret = -EEXIST; |
3549 | goto error; | |
3550 | } | |
3551 | ||
e98a2d6e PP |
3552 | ret = bt_ctf_stream_class_add_event_class(stream_class, event_class); |
3553 | BT_PUT(event_class); | |
e98a2d6e | 3554 | if (ret) { |
08da4f77 | 3555 | BT_LOGE("Cannot add event class to stream class: ret=%d", ret); |
e98a2d6e PP |
3556 | goto error; |
3557 | } | |
3558 | ||
1e649dff | 3559 | goto end; |
e98a2d6e PP |
3560 | |
3561 | error: | |
1e649dff | 3562 | bt_put(event_class); |
e98a2d6e | 3563 | |
1e649dff PP |
3564 | end: |
3565 | if (pop_scope) { | |
3566 | ctx_pop_scope(ctx); | |
3567 | } | |
e98a2d6e | 3568 | |
1e649dff PP |
3569 | g_free(event_name); |
3570 | bt_put(stream_class); | |
e98a2d6e PP |
3571 | return ret; |
3572 | } | |
3573 | ||
3574 | static | |
3575 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
3576 | struct bt_ctf_stream_class *stream_class, int *set) | |
3577 | { | |
3578 | int ret = 0; | |
3579 | char *left = NULL; | |
3580 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
3581 | ||
3582 | switch (node->type) { | |
3583 | case NODE_TYPEDEF: | |
3584 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3585 | &node->u._typedef.type_declarators); | |
3586 | if (ret) { | |
08da4f77 | 3587 | BT_LOGE_STR("Cannot add type definition found in stream class."); |
e98a2d6e PP |
3588 | goto error; |
3589 | } | |
3590 | break; | |
3591 | case NODE_TYPEALIAS: | |
3592 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3593 | node->u.typealias.alias); | |
3594 | if (ret) { | |
08da4f77 | 3595 | BT_LOGE_STR("Cannot add type alias found in stream class."); |
e98a2d6e PP |
3596 | goto error; |
3597 | } | |
3598 | break; | |
3599 | case NODE_CTF_EXPRESSION: | |
3600 | { | |
3601 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3602 | if (!left) { | |
3603 | ret = -EINVAL; | |
3604 | goto error; | |
3605 | } | |
3606 | ||
3607 | if (!strcmp(left, "id")) { | |
3608 | int64_t id; | |
3609 | gpointer ptr; | |
3610 | ||
3611 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
08da4f77 | 3612 | _BT_LOGE_DUP_ATTR("id", "stream declaration"); |
e98a2d6e PP |
3613 | ret = -EPERM; |
3614 | goto error; | |
3615 | } | |
3616 | ||
3617 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3618 | (uint64_t *) &id); | |
5eae0c3c JG |
3619 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3620 | if (ret || (!ret && id < 0)) { | |
08da4f77 | 3621 | BT_LOGE_STR("Unexpected unary expression for stream class's `id` attribute."); |
e98a2d6e PP |
3622 | ret = -EINVAL; |
3623 | goto error; | |
3624 | } | |
3625 | ||
3626 | ptr = g_hash_table_lookup(ctx->stream_classes, | |
3627 | (gpointer) id); | |
3628 | if (ptr) { | |
08da4f77 | 3629 | BT_LOGE("Duplicate stream class (same ID): id=%" PRId64, |
e98a2d6e PP |
3630 | id); |
3631 | ret = -EEXIST; | |
3632 | goto error; | |
3633 | } | |
3634 | ||
3635 | ret = bt_ctf_stream_class_set_id(stream_class, id); | |
3636 | if (ret) { | |
08da4f77 PP |
3637 | BT_LOGE("Cannot set stream class's ID: " |
3638 | "id=%" PRId64 ", ret=%d", id, ret); | |
e98a2d6e PP |
3639 | goto error; |
3640 | } | |
3641 | ||
3642 | _SET(set, _STREAM_ID_SET); | |
3643 | } else if (!strcmp(left, "event.header")) { | |
3644 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
08da4f77 | 3645 | BT_LOGE_STR("Duplicate `event.header` entry in stream class."); |
e98a2d6e PP |
3646 | ret = -EPERM; |
3647 | goto error; | |
3648 | } | |
3649 | ||
3650 | ret = visit_type_specifier_list(ctx, | |
3651 | _BT_LIST_FIRST_ENTRY( | |
3652 | &node->u.ctf_expression.right, | |
3653 | struct ctf_node, siblings), | |
3654 | &decl); | |
3655 | if (ret) { | |
08da4f77 | 3656 | BT_LOGE_STR("Cannot create stream class's event header field type."); |
e98a2d6e PP |
3657 | goto error; |
3658 | } | |
3659 | ||
3660 | assert(decl); | |
3661 | ||
3662 | ret = bt_ctf_stream_class_set_event_header_type( | |
3663 | stream_class, decl); | |
3664 | BT_PUT(decl); | |
3665 | if (ret) { | |
08da4f77 | 3666 | BT_LOGE_STR("Cannot set stream class's event header field type."); |
e98a2d6e PP |
3667 | goto error; |
3668 | } | |
3669 | ||
3670 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3671 | } else if (!strcmp(left, "event.context")) { | |
3672 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
08da4f77 | 3673 | BT_LOGE_STR("Duplicate `event.context` entry in stream class."); |
e98a2d6e PP |
3674 | ret = -EPERM; |
3675 | goto error; | |
3676 | } | |
3677 | ||
3678 | ret = visit_type_specifier_list(ctx, | |
3679 | _BT_LIST_FIRST_ENTRY( | |
3680 | &node->u.ctf_expression.right, | |
3681 | struct ctf_node, siblings), | |
3682 | &decl); | |
3683 | if (ret) { | |
08da4f77 | 3684 | BT_LOGE_STR("Cannot create stream class's event context field type."); |
e98a2d6e PP |
3685 | goto error; |
3686 | } | |
3687 | ||
3688 | assert(decl); | |
3689 | ||
3690 | ret = bt_ctf_stream_class_set_event_context_type( | |
3691 | stream_class, decl); | |
3692 | BT_PUT(decl); | |
3693 | if (ret) { | |
08da4f77 | 3694 | BT_LOGE_STR("Cannot set stream class's event context field type."); |
e98a2d6e PP |
3695 | goto error; |
3696 | } | |
3697 | ||
3698 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3699 | } else if (!strcmp(left, "packet.context")) { | |
3700 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
08da4f77 | 3701 | BT_LOGE_STR("Duplicate `packet.context` entry in stream class."); |
e98a2d6e PP |
3702 | ret = -EPERM; |
3703 | goto error; | |
3704 | } | |
3705 | ||
3706 | ret = visit_type_specifier_list(ctx, | |
3707 | _BT_LIST_FIRST_ENTRY( | |
3708 | &node->u.ctf_expression.right, | |
3709 | struct ctf_node, siblings), | |
3710 | &decl); | |
3711 | if (ret) { | |
08da4f77 | 3712 | BT_LOGE_STR("Cannot create stream class's packet context field type."); |
e98a2d6e PP |
3713 | goto error; |
3714 | } | |
3715 | ||
3716 | assert(decl); | |
3717 | ||
3718 | ret = bt_ctf_stream_class_set_packet_context_type( | |
3719 | stream_class, decl); | |
3720 | BT_PUT(decl); | |
3721 | if (ret) { | |
08da4f77 | 3722 | BT_LOGE_STR("Cannot set stream class's packet context field type."); |
e98a2d6e PP |
3723 | goto error; |
3724 | } | |
3725 | ||
3726 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3727 | } else { | |
08da4f77 PP |
3728 | BT_LOGW("Unknown attribute in stream class: " |
3729 | "attr-name=\"%s\"", left); | |
e98a2d6e PP |
3730 | } |
3731 | ||
3732 | g_free(left); | |
3733 | left = NULL; | |
3734 | break; | |
3735 | } | |
3736 | ||
3737 | default: | |
3738 | ret = -EPERM; | |
3739 | goto error; | |
3740 | } | |
3741 | ||
3742 | return 0; | |
3743 | ||
3744 | error: | |
3745 | g_free(left); | |
3746 | BT_PUT(decl); | |
3747 | ||
3748 | return ret; | |
3749 | } | |
3750 | ||
3751 | static | |
3752 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3753 | { | |
3754 | int64_t id; | |
3755 | int set = 0; | |
3756 | int ret = 0; | |
3757 | struct ctf_node *iter; | |
3758 | struct bt_ctf_stream_class *stream_class = NULL; | |
1e649dff | 3759 | struct bt_ctf_stream_class *existing_stream_class = NULL; |
e98a2d6e PP |
3760 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3761 | ||
3762 | if (node->visited) { | |
3763 | goto end; | |
3764 | } | |
3765 | ||
3766 | node->visited = TRUE; | |
3767 | stream_class = create_reset_stream_class(ctx); | |
3768 | if (!stream_class) { | |
3769 | ret = -EINVAL; | |
3770 | goto error; | |
3771 | } | |
3772 | ||
3773 | ret = ctx_push_scope(ctx); | |
3774 | if (ret) { | |
08da4f77 | 3775 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
3776 | goto error; |
3777 | } | |
3778 | ||
3779 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3780 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3781 | if (ret) { | |
3782 | ctx_pop_scope(ctx); | |
3783 | goto error; | |
3784 | } | |
3785 | } | |
3786 | ||
3787 | ctx_pop_scope(ctx); | |
3788 | ||
3789 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3790 | /* Check that packet header has stream_id field */ | |
3791 | _BT_CTF_FIELD_TYPE_INIT(stream_id_decl); | |
3792 | _BT_CTF_FIELD_TYPE_INIT(packet_header_decl); | |
3793 | ||
3794 | packet_header_decl = | |
3795 | bt_ctf_trace_get_packet_header_type(ctx->trace); | |
3796 | if (!packet_header_decl) { | |
08da4f77 PP |
3797 | BT_LOGE_STR("Stream class has a `id` attribute, " |
3798 | "but trace has no packet header field type."); | |
e98a2d6e PP |
3799 | goto error; |
3800 | } | |
3801 | ||
3802 | stream_id_decl = | |
3803 | bt_ctf_field_type_structure_get_field_type_by_name( | |
3804 | packet_header_decl, "stream_id"); | |
3805 | BT_PUT(packet_header_decl); | |
3806 | if (!stream_id_decl) { | |
08da4f77 PP |
3807 | BT_LOGE_STR("Stream class has a `id` attribute, " |
3808 | "but trace's packet header field type has no `stream_id` field."); | |
e98a2d6e PP |
3809 | goto error; |
3810 | } | |
3811 | ||
3812 | if (!bt_ctf_field_type_is_integer(stream_id_decl)) { | |
3813 | BT_PUT(stream_id_decl); | |
08da4f77 PP |
3814 | BT_LOGE_STR("Stream class has a `id` attribute, " |
3815 | "but trace's packet header field type's `stream_id` field is not an integer field type."); | |
e98a2d6e PP |
3816 | goto error; |
3817 | } | |
3818 | ||
3819 | BT_PUT(stream_id_decl); | |
3820 | } else { | |
3821 | /* Allow only _one_ ID-less stream */ | |
3822 | if (g_hash_table_size(ctx->stream_classes) != 0) { | |
08da4f77 | 3823 | BT_LOGE_STR("Missing `id` attribute in stream class as there's more than one stream class in the trace."); |
e98a2d6e PP |
3824 | ret = -EPERM; |
3825 | goto error; | |
3826 | } | |
3827 | ||
3828 | /* Automatic ID: 0 */ | |
3829 | ret = bt_ctf_stream_class_set_id(stream_class, 0); | |
08da4f77 | 3830 | assert(ret == 0); |
e98a2d6e PP |
3831 | } |
3832 | ||
3833 | id = bt_ctf_stream_class_get_id(stream_class); | |
3834 | if (id < 0) { | |
08da4f77 | 3835 | BT_LOGE_STR("Cannot get stream class's ID."); |
e98a2d6e PP |
3836 | ret = -EINVAL; |
3837 | goto error; | |
3838 | } | |
3839 | ||
1e649dff PP |
3840 | /* |
3841 | * Make sure that this stream class's ID is currently unique in | |
3842 | * the trace. | |
3843 | */ | |
1e649dff PP |
3844 | existing_stream_class = bt_ctf_trace_get_stream_class_by_id(ctx->trace, |
3845 | id); | |
08da4f77 PP |
3846 | if (g_hash_table_lookup(ctx->stream_classes, (gpointer) id) || |
3847 | existing_stream_class) { | |
3848 | BT_LOGE("Duplicate stream class (same ID): id=%" PRId64, | |
3849 | id); | |
1e649dff PP |
3850 | ret = -EINVAL; |
3851 | goto error; | |
3852 | } | |
3853 | ||
e98a2d6e PP |
3854 | /* Move reference to visitor's context */ |
3855 | g_hash_table_insert(ctx->stream_classes, (gpointer) (int64_t) id, | |
3856 | stream_class); | |
3857 | stream_class = NULL; | |
1e649dff | 3858 | goto end; |
e98a2d6e PP |
3859 | |
3860 | error: | |
1e649dff | 3861 | bt_put(stream_class); |
e98a2d6e | 3862 | |
1e649dff PP |
3863 | end: |
3864 | bt_put(existing_stream_class); | |
e98a2d6e PP |
3865 | return ret; |
3866 | } | |
3867 | ||
3868 | static | |
3869 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3870 | { | |
3871 | int ret = 0; | |
3872 | char *left = NULL; | |
3873 | _BT_CTF_FIELD_TYPE_INIT(packet_header_decl); | |
3874 | ||
3875 | switch (node->type) { | |
3876 | case NODE_TYPEDEF: | |
3877 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3878 | &node->u._typedef.type_declarators); | |
3879 | if (ret) { | |
08da4f77 | 3880 | BT_LOGE_STR("Cannot add type definition found in trace (`trace` block)."); |
e98a2d6e PP |
3881 | goto error; |
3882 | } | |
3883 | break; | |
3884 | case NODE_TYPEALIAS: | |
3885 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3886 | node->u.typealias.alias); | |
3887 | if (ret) { | |
08da4f77 | 3888 | BT_LOGE_STR("Cannot add type alias found in trace (`trace` block)."); |
e98a2d6e PP |
3889 | goto error; |
3890 | } | |
3891 | break; | |
3892 | case NODE_CTF_EXPRESSION: | |
3893 | { | |
3894 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3895 | if (!left) { | |
3896 | ret = -EINVAL; | |
3897 | goto error; | |
3898 | } | |
3899 | ||
3900 | if (!strcmp(left, "major")) { | |
3901 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
08da4f77 | 3902 | _BT_LOGE_DUP_ATTR("major", "trace"); |
e98a2d6e PP |
3903 | ret = -EPERM; |
3904 | goto error; | |
3905 | } | |
3906 | ||
3907 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3908 | &ctx->trace_major); | |
3909 | if (ret) { | |
08da4f77 | 3910 | BT_LOGE_STR("Unexpected unary expression for trace's `major` attribute."); |
e98a2d6e PP |
3911 | ret = -EINVAL; |
3912 | goto error; | |
3913 | } | |
3914 | ||
3915 | _SET(set, _TRACE_MAJOR_SET); | |
3916 | } else if (!strcmp(left, "minor")) { | |
3917 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
08da4f77 | 3918 | _BT_LOGE_DUP_ATTR("minor", "trace"); |
e98a2d6e PP |
3919 | ret = -EPERM; |
3920 | goto error; | |
3921 | } | |
3922 | ||
3923 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3924 | &ctx->trace_minor); | |
3925 | if (ret) { | |
08da4f77 | 3926 | BT_LOGE_STR("Unexpected unary expression for trace's `minor` attribute."); |
e98a2d6e PP |
3927 | ret = -EINVAL; |
3928 | goto error; | |
3929 | } | |
3930 | ||
3931 | _SET(set, _TRACE_MINOR_SET); | |
3932 | } else if (!strcmp(left, "uuid")) { | |
3933 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
08da4f77 | 3934 | _BT_LOGE_DUP_ATTR("uuid", "trace"); |
e98a2d6e PP |
3935 | ret = -EPERM; |
3936 | goto error; | |
3937 | } | |
3938 | ||
3939 | ret = get_unary_uuid(&node->u.ctf_expression.right, | |
3940 | ctx->trace_uuid); | |
3941 | if (ret) { | |
08da4f77 | 3942 | BT_LOGE_STR("Invalid trace's `uuid` attribute."); |
e98a2d6e PP |
3943 | goto error; |
3944 | } | |
3945 | ||
892a5b6c PP |
3946 | ret = bt_ctf_trace_set_uuid(ctx->trace, ctx->trace_uuid); |
3947 | if (ret) { | |
08da4f77 | 3948 | BT_LOGE_STR("Cannot set trace's UUID."); |
892a5b6c PP |
3949 | goto error; |
3950 | } | |
3951 | ||
e98a2d6e PP |
3952 | _SET(set, _TRACE_UUID_SET); |
3953 | } else if (!strcmp(left, "byte_order")) { | |
3954 | /* Native byte order is already known at this stage */ | |
3955 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
08da4f77 PP |
3956 | _BT_LOGE_DUP_ATTR("byte_order", |
3957 | "trace"); | |
e98a2d6e PP |
3958 | ret = -EPERM; |
3959 | goto error; | |
3960 | } | |
3961 | ||
3962 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
3963 | } else if (!strcmp(left, "packet.header")) { | |
3964 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
08da4f77 | 3965 | BT_LOGE_STR("Duplicate `packet.header` entry in trace."); |
e98a2d6e PP |
3966 | ret = -EPERM; |
3967 | goto error; | |
3968 | } | |
3969 | ||
3970 | ret = visit_type_specifier_list(ctx, | |
3971 | _BT_LIST_FIRST_ENTRY( | |
3972 | &node->u.ctf_expression.right, | |
3973 | struct ctf_node, siblings), | |
3974 | &packet_header_decl); | |
3975 | if (ret) { | |
08da4f77 | 3976 | BT_LOGE_STR("Cannot create trace's packet header field type."); |
e98a2d6e PP |
3977 | goto error; |
3978 | } | |
3979 | ||
3980 | assert(packet_header_decl); | |
3981 | ret = bt_ctf_trace_set_packet_header_type(ctx->trace, | |
3982 | packet_header_decl); | |
3983 | BT_PUT(packet_header_decl); | |
3984 | if (ret) { | |
08da4f77 | 3985 | BT_LOGE_STR("Cannot set trace's packet header field type."); |
e98a2d6e PP |
3986 | goto error; |
3987 | } | |
3988 | ||
3989 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
3990 | } else { | |
08da4f77 PP |
3991 | BT_LOGW("Unknown attribute in stream class: " |
3992 | "attr-name=\"%s\"", left); | |
e98a2d6e PP |
3993 | } |
3994 | ||
3995 | g_free(left); | |
3996 | left = NULL; | |
3997 | break; | |
3998 | } | |
3999 | default: | |
08da4f77 | 4000 | BT_LOGE_STR("Unknown expression in trace."); |
e98a2d6e PP |
4001 | ret = -EINVAL; |
4002 | goto error; | |
4003 | } | |
4004 | ||
4005 | return 0; | |
4006 | ||
4007 | error: | |
4008 | g_free(left); | |
4009 | BT_PUT(packet_header_decl); | |
4010 | ||
4011 | return ret; | |
4012 | } | |
4013 | ||
4014 | static | |
4015 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4016 | { | |
4017 | int ret = 0; | |
4018 | int set = 0; | |
4019 | struct ctf_node *iter; | |
4020 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4021 | ||
4022 | if (node->visited) { | |
4023 | goto end; | |
4024 | } | |
4025 | ||
4026 | node->visited = TRUE; | |
4027 | ||
4028 | if (ctx->is_trace_visited) { | |
08da4f77 | 4029 | BT_LOGE_STR("Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4030 | ret = -EEXIST; |
4031 | goto error; | |
4032 | } | |
4033 | ||
4034 | ret = ctx_push_scope(ctx); | |
4035 | if (ret) { | |
08da4f77 | 4036 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
4037 | goto error; |
4038 | } | |
4039 | ||
4040 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4041 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4042 | if (ret) { | |
4043 | ctx_pop_scope(ctx); | |
4044 | goto error; | |
4045 | } | |
4046 | } | |
4047 | ||
4048 | ctx_pop_scope(ctx); | |
4049 | ||
4050 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
08da4f77 | 4051 | BT_LOGE_STR("Missing `major` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4052 | ret = -EPERM; |
4053 | goto error; | |
4054 | } | |
4055 | ||
4056 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
08da4f77 | 4057 | BT_LOGE_STR("Missing `minor` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4058 | ret = -EPERM; |
4059 | goto error; | |
4060 | } | |
4061 | ||
4062 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
08da4f77 | 4063 | BT_LOGE_STR("Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4064 | ret = -EPERM; |
4065 | goto error; | |
4066 | } | |
4067 | ||
4068 | ctx->is_trace_visited = TRUE; | |
4069 | ||
4070 | end: | |
4071 | return 0; | |
4072 | ||
4073 | error: | |
4074 | return ret; | |
4075 | } | |
4076 | ||
4077 | static | |
4078 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4079 | { | |
4080 | int ret = 0; | |
4081 | char *left = NULL; | |
4082 | struct ctf_node *entry_node; | |
4083 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4084 | ||
4085 | if (node->visited) { | |
4086 | goto end; | |
4087 | } | |
4088 | ||
4089 | node->visited = TRUE; | |
4090 | ||
4091 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4092 | struct bt_list_head *right_head = | |
4093 | &entry_node->u.ctf_expression.right; | |
4094 | ||
4095 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
08da4f77 PP |
4096 | BT_LOGE("Wrong expression in environment entry: " |
4097 | "node-type=%d", entry_node->type); | |
e98a2d6e PP |
4098 | ret = -EPERM; |
4099 | goto error; | |
4100 | } | |
4101 | ||
4102 | left = concatenate_unary_strings( | |
4103 | &entry_node->u.ctf_expression.left); | |
4104 | if (!left) { | |
08da4f77 | 4105 | BT_LOGE_STR("Cannot get environment entry's name."); |
e98a2d6e PP |
4106 | ret = -EINVAL; |
4107 | goto error; | |
4108 | } | |
4109 | ||
4110 | if (is_unary_string(right_head)) { | |
4111 | char *right = concatenate_unary_strings(right_head); | |
4112 | ||
4113 | if (!right) { | |
08da4f77 PP |
4114 | BT_LOGE("Unexpected unary expression for environment entry's value: " |
4115 | "name=\"%s\"", left); | |
e98a2d6e PP |
4116 | ret = -EINVAL; |
4117 | goto error; | |
4118 | } | |
4119 | ||
f4421ff3 PP |
4120 | if (strcmp(left, "tracer_name") == 0) { |
4121 | if (strncmp(right, "lttng", 5) == 0) { | |
4122 | ctx->is_lttng = 1; | |
4123 | } | |
4124 | } | |
4125 | ||
e98a2d6e PP |
4126 | ret = bt_ctf_trace_set_environment_field_string( |
4127 | ctx->trace, left, right); | |
4128 | g_free(right); | |
4129 | ||
4130 | if (ret) { | |
08da4f77 PP |
4131 | BT_LOGE("Cannot add string environment entry to trace: " |
4132 | "name=\"%s\", ret=%d", left, ret); | |
e98a2d6e PP |
4133 | goto error; |
4134 | } | |
4135 | } else if (is_unary_unsigned(right_head) || | |
4136 | is_unary_signed(right_head)) { | |
4137 | int64_t v; | |
4138 | ||
4139 | if (is_unary_unsigned(right_head)) { | |
4140 | ret = get_unary_unsigned(right_head, | |
4141 | (uint64_t *) &v); | |
4142 | } else { | |
4143 | ret = get_unary_signed(right_head, &v); | |
4144 | } | |
4145 | if (ret) { | |
08da4f77 PP |
4146 | BT_LOGE("Unexpected unary expression for environment entry's value: " |
4147 | "name=\"%s\"", left); | |
e98a2d6e PP |
4148 | ret = -EINVAL; |
4149 | goto error; | |
4150 | } | |
4151 | ||
e98a2d6e PP |
4152 | ret = bt_ctf_trace_set_environment_field_integer( |
4153 | ctx->trace, left, v); | |
4154 | if (ret) { | |
08da4f77 PP |
4155 | BT_LOGE("Cannot add integer environment entry to trace: " |
4156 | "name=\"%s\", ret=%d", left, ret); | |
e98a2d6e PP |
4157 | goto error; |
4158 | } | |
4159 | } else { | |
08da4f77 PP |
4160 | BT_LOGW("Environment entry has unknown type: " |
4161 | "name=\"%s\"", left); | |
e98a2d6e PP |
4162 | } |
4163 | ||
4164 | g_free(left); | |
4165 | left = NULL; | |
4166 | } | |
4167 | ||
4168 | end: | |
4169 | return 0; | |
4170 | ||
4171 | error: | |
4172 | g_free(left); | |
4173 | ||
4174 | return ret; | |
4175 | } | |
4176 | ||
4177 | static | |
4178 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4179 | { | |
4180 | int ret = 0; | |
4181 | int set = 0; | |
4182 | char *left = NULL; | |
4183 | struct ctf_node *node; | |
4184 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4185 | ||
4186 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4187 | if (node->type == NODE_CTF_EXPRESSION) { | |
4188 | struct ctf_node *right_node; | |
4189 | ||
4190 | left = concatenate_unary_strings( | |
4191 | &node->u.ctf_expression.left); | |
4192 | if (!left) { | |
4193 | ret = -EINVAL; | |
4194 | goto error; | |
4195 | } | |
4196 | ||
4197 | if (!strcmp(left, "byte_order")) { | |
4198 | enum bt_ctf_byte_order bo; | |
4199 | ||
4200 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
08da4f77 PP |
4201 | _BT_LOGE_DUP_ATTR("byte_order", |
4202 | "trace"); | |
e98a2d6e PP |
4203 | ret = -EPERM; |
4204 | goto error; | |
4205 | } | |
4206 | ||
4207 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4208 | right_node = _BT_LIST_FIRST_ENTRY( | |
4209 | &node->u.ctf_expression.right, | |
4210 | struct ctf_node, siblings); | |
55314f2a | 4211 | bo = byte_order_from_unary_expr(right_node); |
e98a2d6e | 4212 | if (bo == BT_CTF_BYTE_ORDER_UNKNOWN) { |
e98a2d6e PP |
4213 | ret = -EINVAL; |
4214 | goto error; | |
4215 | } else if (bo == BT_CTF_BYTE_ORDER_NATIVE) { | |
08da4f77 PP |
4216 | BT_LOGE_STR("Invalid `byte_order` attribute in trace (`trace` block): " |
4217 | "cannot be set to `native` here."); | |
e98a2d6e PP |
4218 | ret = -EPERM; |
4219 | goto error; | |
4220 | } | |
4221 | ||
1e649dff | 4222 | ctx->trace_bo = bo; |
391c8f0d | 4223 | ret = bt_ctf_trace_set_native_byte_order( |
e98a2d6e PP |
4224 | ctx->trace, bo); |
4225 | if (ret) { | |
08da4f77 PP |
4226 | BT_LOGE("Cannot set trace's byte order: " |
4227 | "ret=%d", ret); | |
e98a2d6e PP |
4228 | goto error; |
4229 | } | |
4230 | } | |
4231 | ||
4232 | g_free(left); | |
4233 | left = NULL; | |
4234 | } | |
4235 | } | |
4236 | ||
4237 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
08da4f77 | 4238 | BT_LOGE_STR("Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4239 | ret = -EINVAL; |
4240 | goto error; | |
4241 | } | |
4242 | ||
4243 | return 0; | |
4244 | ||
4245 | error: | |
4246 | g_free(left); | |
4247 | ||
4248 | return ret; | |
4249 | } | |
4250 | ||
4251 | static | |
4252 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
ac0c6bdd | 4253 | struct bt_ctf_clock_class *clock, int *set) |
e98a2d6e PP |
4254 | { |
4255 | int ret = 0; | |
4256 | char *left = NULL; | |
4257 | ||
4258 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
4259 | ret = -EPERM; | |
4260 | goto error; | |
4261 | } | |
4262 | ||
4263 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4264 | if (!left) { | |
4265 | ret = -EINVAL; | |
4266 | goto error; | |
4267 | } | |
4268 | ||
4269 | if (!strcmp(left, "name")) { | |
4270 | char *right; | |
4271 | ||
4272 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
08da4f77 | 4273 | _BT_LOGE_DUP_ATTR("name", "clock class"); |
e98a2d6e PP |
4274 | ret = -EPERM; |
4275 | goto error; | |
4276 | } | |
4277 | ||
4278 | right = concatenate_unary_strings( | |
4279 | &entry_node->u.ctf_expression.right); | |
4280 | if (!right) { | |
08da4f77 | 4281 | BT_LOGE_STR("Unexpected unary expression for clock class's `name` attribute."); |
e98a2d6e PP |
4282 | ret = -EINVAL; |
4283 | goto error; | |
4284 | } | |
4285 | ||
ac0c6bdd | 4286 | ret = bt_ctf_clock_class_set_name(clock, right); |
e98a2d6e | 4287 | if (ret) { |
55314f2a | 4288 | BT_LOGE("cannot set clock class's name"); |
e98a2d6e PP |
4289 | g_free(right); |
4290 | goto error; | |
4291 | } | |
4292 | ||
4293 | g_free(right); | |
4294 | _SET(set, _CLOCK_NAME_SET); | |
4295 | } else if (!strcmp(left, "uuid")) { | |
4296 | unsigned char uuid[BABELTRACE_UUID_LEN]; | |
4297 | ||
4298 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
08da4f77 | 4299 | _BT_LOGE_DUP_ATTR("uuid", "clock class"); |
e98a2d6e PP |
4300 | ret = -EPERM; |
4301 | goto error; | |
4302 | } | |
4303 | ||
4304 | ret = get_unary_uuid(&entry_node->u.ctf_expression.right, uuid); | |
4305 | if (ret) { | |
08da4f77 | 4306 | BT_LOGE_STR("Invalid clock class's `uuid` attribute."); |
e98a2d6e PP |
4307 | goto error; |
4308 | } | |
4309 | ||
ac0c6bdd | 4310 | ret = bt_ctf_clock_class_set_uuid(clock, uuid); |
e98a2d6e | 4311 | if (ret) { |
08da4f77 | 4312 | BT_LOGE_STR("Cannot set clock class's UUID."); |
e98a2d6e PP |
4313 | goto error; |
4314 | } | |
4315 | ||
4316 | _SET(set, _CLOCK_UUID_SET); | |
4317 | } else if (!strcmp(left, "description")) { | |
4318 | char *right; | |
4319 | ||
4320 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
08da4f77 | 4321 | _BT_LOGE_DUP_ATTR("description", "clock class"); |
e98a2d6e PP |
4322 | ret = -EPERM; |
4323 | goto error; | |
4324 | } | |
4325 | ||
4326 | right = concatenate_unary_strings( | |
4327 | &entry_node->u.ctf_expression.right); | |
4328 | if (!right) { | |
08da4f77 | 4329 | BT_LOGE_STR("Unexpected unary expression for clock class's `description` attribute."); |
e98a2d6e PP |
4330 | ret = -EINVAL; |
4331 | goto error; | |
4332 | } | |
4333 | ||
ac0c6bdd | 4334 | ret = bt_ctf_clock_class_set_description(clock, right); |
e98a2d6e | 4335 | if (ret) { |
08da4f77 | 4336 | BT_LOGE_STR("Cannot set clock class's description."); |
e98a2d6e PP |
4337 | g_free(right); |
4338 | goto error; | |
4339 | } | |
4340 | ||
4341 | g_free(right); | |
4342 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4343 | } else if (!strcmp(left, "freq")) { | |
4344 | uint64_t freq; | |
4345 | ||
4346 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
08da4f77 | 4347 | _BT_LOGE_DUP_ATTR("freq", "clock class"); |
e98a2d6e PP |
4348 | ret = -EPERM; |
4349 | goto error; | |
4350 | } | |
4351 | ||
4352 | ret = get_unary_unsigned( | |
4353 | &entry_node->u.ctf_expression.right, &freq); | |
4354 | if (ret) { | |
08da4f77 | 4355 | BT_LOGE_STR("Unexpected unary expression for clock class's `freq` attribute."); |
e98a2d6e PP |
4356 | ret = -EINVAL; |
4357 | goto error; | |
4358 | } | |
4359 | ||
ac0c6bdd | 4360 | ret = bt_ctf_clock_class_set_frequency(clock, freq); |
e98a2d6e | 4361 | if (ret) { |
08da4f77 | 4362 | BT_LOGE_STR("Cannot set clock class's frequency."); |
e98a2d6e PP |
4363 | goto error; |
4364 | } | |
4365 | ||
4366 | _SET(set, _CLOCK_FREQ_SET); | |
4367 | } else if (!strcmp(left, "precision")) { | |
4368 | uint64_t precision; | |
4369 | ||
4370 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
08da4f77 | 4371 | _BT_LOGE_DUP_ATTR("precision", "clock class"); |
e98a2d6e PP |
4372 | ret = -EPERM; |
4373 | goto error; | |
4374 | } | |
4375 | ||
4376 | ret = get_unary_unsigned( | |
4377 | &entry_node->u.ctf_expression.right, &precision); | |
4378 | if (ret) { | |
08da4f77 | 4379 | BT_LOGE_STR("Unexpected unary expression for clock class's `precision` attribute."); |
e98a2d6e PP |
4380 | ret = -EINVAL; |
4381 | goto error; | |
4382 | } | |
4383 | ||
ac0c6bdd | 4384 | ret = bt_ctf_clock_class_set_precision(clock, precision); |
e98a2d6e | 4385 | if (ret) { |
08da4f77 | 4386 | BT_LOGE_STR("Cannot set clock class's precision."); |
e98a2d6e PP |
4387 | goto error; |
4388 | } | |
4389 | ||
4390 | _SET(set, _CLOCK_PRECISION_SET); | |
4391 | } else if (!strcmp(left, "offset_s")) { | |
4392 | uint64_t offset_s; | |
4393 | ||
4394 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
08da4f77 | 4395 | _BT_LOGE_DUP_ATTR("offset_s", "clock class"); |
e98a2d6e PP |
4396 | ret = -EPERM; |
4397 | goto error; | |
4398 | } | |
4399 | ||
4400 | ret = get_unary_unsigned( | |
4401 | &entry_node->u.ctf_expression.right, &offset_s); | |
4402 | if (ret) { | |
08da4f77 | 4403 | BT_LOGE_STR("Unexpected unary expression for clock class's `offset_s` attribute."); |
e98a2d6e PP |
4404 | ret = -EINVAL; |
4405 | goto error; | |
4406 | } | |
4407 | ||
ac0c6bdd | 4408 | ret = bt_ctf_clock_class_set_offset_s(clock, offset_s); |
e98a2d6e | 4409 | if (ret) { |
08da4f77 | 4410 | BT_LOGE_STR("Cannot set clock class's offset in seconds."); |
e98a2d6e PP |
4411 | goto error; |
4412 | } | |
4413 | ||
4414 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4415 | } else if (!strcmp(left, "offset")) { | |
4416 | uint64_t offset; | |
4417 | ||
4418 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
08da4f77 | 4419 | _BT_LOGE_DUP_ATTR("offset", "clock class"); |
e98a2d6e PP |
4420 | ret = -EPERM; |
4421 | goto error; | |
4422 | } | |
4423 | ||
4424 | ret = get_unary_unsigned( | |
4425 | &entry_node->u.ctf_expression.right, &offset); | |
4426 | if (ret) { | |
08da4f77 | 4427 | BT_LOGE_STR("Unexpected unary expression for clock class's `offset` attribute."); |
e98a2d6e PP |
4428 | ret = -EINVAL; |
4429 | goto error; | |
4430 | } | |
4431 | ||
ac0c6bdd | 4432 | ret = bt_ctf_clock_class_set_offset_cycles(clock, offset); |
e98a2d6e | 4433 | if (ret) { |
08da4f77 | 4434 | BT_LOGE_STR("Cannot set clock class's offset in cycles."); |
e98a2d6e PP |
4435 | goto error; |
4436 | } | |
4437 | ||
4438 | _SET(set, _CLOCK_OFFSET_SET); | |
4439 | } else if (!strcmp(left, "absolute")) { | |
4440 | struct ctf_node *right; | |
4441 | ||
4442 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
08da4f77 | 4443 | _BT_LOGE_DUP_ATTR("absolute", "clock class"); |
e98a2d6e PP |
4444 | ret = -EPERM; |
4445 | goto error; | |
4446 | } | |
4447 | ||
4448 | right = _BT_LIST_FIRST_ENTRY( | |
4449 | &entry_node->u.ctf_expression.right, | |
4450 | struct ctf_node, siblings); | |
55314f2a | 4451 | ret = get_boolean(right); |
e98a2d6e | 4452 | if (ret < 0) { |
08da4f77 | 4453 | BT_LOGE_STR("Unexpected unary expression for clock class's `absolute` attribute."); |
e98a2d6e PP |
4454 | ret = -EINVAL; |
4455 | goto error; | |
4456 | } | |
4457 | ||
ac0c6bdd | 4458 | ret = bt_ctf_clock_class_set_is_absolute(clock, ret); |
e98a2d6e | 4459 | if (ret) { |
08da4f77 | 4460 | BT_LOGE_STR("Cannot set clock class's absolute flag."); |
e98a2d6e PP |
4461 | goto error; |
4462 | } | |
4463 | ||
4464 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4465 | } else { | |
08da4f77 | 4466 | BT_LOGW("Unknown attribute in clock class: attr-name=\"%s\"", |
e98a2d6e PP |
4467 | left); |
4468 | } | |
4469 | ||
4470 | g_free(left); | |
4471 | left = NULL; | |
4472 | ||
4473 | return 0; | |
4474 | ||
4475 | error: | |
4476 | g_free(left); | |
4477 | ||
4478 | return ret; | |
4479 | } | |
4480 | ||
4481 | static | |
55314f2a | 4482 | int64_t cycles_from_ns(uint64_t frequency, int64_t ns) |
92540773 | 4483 | { |
55314f2a | 4484 | int64_t cycles; |
92540773 JD |
4485 | |
4486 | /* 1GHz */ | |
4487 | if (frequency == 1000000000ULL) { | |
4488 | cycles = ns; | |
4489 | } else { | |
4490 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4491 | } | |
4492 | ||
4493 | return cycles; | |
4494 | } | |
4495 | ||
4496 | static | |
1e649dff | 4497 | int apply_clock_class_offset(struct ctx *ctx, struct bt_ctf_clock_class *clock) |
92540773 JD |
4498 | { |
4499 | int ret; | |
4500 | uint64_t freq; | |
4501 | int64_t offset_cycles; | |
4502 | ||
4503 | freq = bt_ctf_clock_class_get_frequency(clock); | |
4504 | if (freq == -1ULL) { | |
08da4f77 | 4505 | BT_LOGE_STR("Cannot get clock class's frequency."); |
92540773 JD |
4506 | ret = -1; |
4507 | goto end; | |
4508 | } | |
4509 | ||
4510 | ret = bt_ctf_clock_class_get_offset_cycles(clock, &offset_cycles); | |
4511 | if (ret) { | |
08da4f77 | 4512 | BT_LOGE_STR("Cannot get clock class's offset in cycles."); |
92540773 JD |
4513 | ret = -1; |
4514 | goto end; | |
4515 | } | |
4516 | ||
1e649dff | 4517 | offset_cycles += cycles_from_ns(freq, ctx->clock_class_offset_ns); |
92540773 JD |
4518 | ret = bt_ctf_clock_class_set_offset_cycles(clock, offset_cycles); |
4519 | ||
4520 | end: | |
4521 | return ret; | |
4522 | } | |
4523 | ||
4524 | static | |
1e649dff | 4525 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4526 | { |
4527 | int ret = 0; | |
4528 | int set = 0; | |
ac0c6bdd | 4529 | struct bt_ctf_clock_class *clock; |
e98a2d6e PP |
4530 | struct ctf_node *entry_node; |
4531 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4532 | const char *clock_class_name; |
e98a2d6e PP |
4533 | |
4534 | if (clock_node->visited) { | |
4535 | return 0; | |
4536 | } | |
4537 | ||
4538 | clock_node->visited = TRUE; | |
ac0c6bdd | 4539 | clock = bt_ctf_clock_class_create(NULL); |
e98a2d6e | 4540 | if (!clock) { |
08da4f77 | 4541 | BT_LOGE_STR("Cannot create default clock class."); |
e98a2d6e PP |
4542 | ret = -ENOMEM; |
4543 | goto error; | |
4544 | } | |
4545 | ||
4546 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4547 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set); | |
4548 | if (ret) { | |
4549 | goto error; | |
4550 | } | |
4551 | } | |
4552 | ||
4553 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
08da4f77 | 4554 | BT_LOGE_STR("Missing `name` attribute in clock class."); |
e98a2d6e PP |
4555 | ret = -EPERM; |
4556 | goto error; | |
4557 | } | |
4558 | ||
f4421ff3 PP |
4559 | clock_class_name = bt_ctf_clock_class_get_name(clock); |
4560 | assert(clock_class_name); | |
4561 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4562 | /* | |
4563 | * Old versions of LTTng forgot to set its clock class | |
4564 | * as absolute, even if it is. This is important because | |
4565 | * it's a condition to be able to sort notifications | |
4566 | * from different sources. | |
4567 | */ | |
4568 | ret = bt_ctf_clock_class_set_is_absolute(clock, 1); | |
4569 | if (ret) { | |
08da4f77 | 4570 | BT_LOGE_STR("Cannot set clock class's absolute flag."); |
f4421ff3 PP |
4571 | goto error; |
4572 | } | |
e98a2d6e PP |
4573 | } |
4574 | ||
1e649dff | 4575 | ret = apply_clock_class_offset(ctx, clock); |
92540773 | 4576 | if (ret) { |
08da4f77 | 4577 | BT_LOGE_STR("Cannot apply clock class's custom offset."); |
92540773 JD |
4578 | goto error; |
4579 | } | |
4580 | ||
ac0c6bdd | 4581 | ret = bt_ctf_trace_add_clock_class(ctx->trace, clock); |
e98a2d6e | 4582 | if (ret) { |
08da4f77 | 4583 | BT_LOGE_STR("Cannot add clock class to trace."); |
e98a2d6e PP |
4584 | goto error; |
4585 | } | |
4586 | ||
4587 | error: | |
4588 | BT_PUT(clock); | |
4589 | ||
4590 | return ret; | |
4591 | } | |
4592 | ||
4593 | static | |
4594 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4595 | { | |
4596 | int ret = 0; | |
4597 | ||
4598 | if (root_decl_node->visited) { | |
4599 | goto end; | |
4600 | } | |
4601 | ||
4602 | root_decl_node->visited = TRUE; | |
4603 | ||
4604 | switch (root_decl_node->type) { | |
4605 | case NODE_TYPEDEF: | |
4606 | ret = visit_typedef(ctx, | |
4607 | root_decl_node->u._typedef.type_specifier_list, | |
4608 | &root_decl_node->u._typedef.type_declarators); | |
4609 | if (ret) { | |
08da4f77 | 4610 | BT_LOGE_STR("Cannot add type definition found in root scope."); |
e98a2d6e PP |
4611 | goto end; |
4612 | } | |
4613 | break; | |
4614 | case NODE_TYPEALIAS: | |
4615 | ret = visit_typealias(ctx, root_decl_node->u.typealias.target, | |
4616 | root_decl_node->u.typealias.alias); | |
4617 | if (ret) { | |
08da4f77 | 4618 | BT_LOGE_STR("Cannot add type alias found in root scope."); |
e98a2d6e PP |
4619 | goto end; |
4620 | } | |
4621 | break; | |
4622 | case NODE_TYPE_SPECIFIER_LIST: | |
4623 | { | |
4624 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
4625 | ||
4626 | /* | |
4627 | * Just add the type specifier to the root | |
4628 | * declaration scope. Put local reference. | |
4629 | */ | |
4630 | ret = visit_type_specifier_list(ctx, root_decl_node, &decl); | |
4631 | if (ret) { | |
4632 | assert(!decl); | |
4633 | goto end; | |
4634 | } | |
4635 | ||
4636 | BT_PUT(decl); | |
4637 | break; | |
4638 | } | |
4639 | default: | |
4640 | ret = -EPERM; | |
4641 | goto end; | |
4642 | } | |
4643 | ||
4644 | end: | |
4645 | return ret; | |
4646 | } | |
4647 | ||
91fd6f6a PP |
4648 | static |
4649 | int set_trace_name(struct ctx *ctx) | |
4650 | { | |
4651 | GString *name; | |
4652 | int ret = 0; | |
4653 | struct bt_value *value = NULL; | |
4654 | ||
4655 | assert(bt_ctf_trace_get_stream_class_count(ctx->trace) == 0); | |
4656 | name = g_string_new(NULL); | |
4657 | if (!name) { | |
4658 | ret = -1; | |
4659 | goto end; | |
4660 | } | |
4661 | ||
4662 | /* | |
4663 | * Check if we have a trace environment string value named `hostname`. | |
4664 | * If so, use it as the trace name's prefix. | |
4665 | */ | |
4666 | value = bt_ctf_trace_get_environment_field_value_by_name(ctx->trace, | |
4667 | "hostname"); | |
4668 | if (bt_value_is_string(value)) { | |
4669 | const char *hostname; | |
4670 | ||
4671 | ret = bt_value_string_get(value, &hostname); | |
4672 | assert(ret == 0); | |
4673 | g_string_append(name, hostname); | |
4674 | ||
4675 | if (ctx->trace_name_suffix) { | |
4676 | g_string_append_c(name, G_DIR_SEPARATOR); | |
4677 | } | |
4678 | } | |
4679 | ||
4680 | if (ctx->trace_name_suffix) { | |
4681 | g_string_append(name, ctx->trace_name_suffix); | |
4682 | } | |
4683 | ||
4684 | ret = bt_ctf_trace_set_name(ctx->trace, name->str); | |
4685 | if (ret) { | |
4686 | goto error; | |
4687 | } | |
4688 | ||
4689 | goto end; | |
4690 | ||
4691 | error: | |
4692 | ret = -1; | |
4693 | ||
4694 | end: | |
4695 | bt_put(value); | |
4696 | ||
4697 | if (name) { | |
4698 | g_string_free(name, TRUE); | |
4699 | } | |
4700 | ||
4701 | return ret; | |
4702 | } | |
4703 | ||
e98a2d6e | 4704 | static |
1e649dff | 4705 | int move_ctx_stream_classes_to_trace(struct ctx *ctx) |
e98a2d6e | 4706 | { |
fde61d26 | 4707 | int ret = 0; |
e98a2d6e PP |
4708 | GHashTableIter iter; |
4709 | gpointer key, stream_class; | |
4710 | ||
91fd6f6a PP |
4711 | if (g_hash_table_size(ctx->stream_classes) > 0 && |
4712 | bt_ctf_trace_get_stream_class_count(ctx->trace) == 0) { | |
4713 | /* | |
4714 | * We're about to add the first stream class to the | |
4715 | * trace. This will freeze the trace, and after this | |
4716 | * we cannot set the name anymore. At this point, | |
4717 | * set the trace name. | |
4718 | */ | |
4719 | ret = set_trace_name(ctx); | |
4720 | if (ret) { | |
4721 | goto end; | |
4722 | } | |
4723 | } | |
4724 | ||
e98a2d6e PP |
4725 | g_hash_table_iter_init(&iter, ctx->stream_classes); |
4726 | ||
4727 | while (g_hash_table_iter_next(&iter, &key, &stream_class)) { | |
4728 | ret = bt_ctf_trace_add_stream_class(ctx->trace, | |
4729 | stream_class); | |
4730 | if (ret) { | |
4731 | int64_t id = bt_ctf_stream_class_get_id(stream_class); | |
08da4f77 | 4732 | BT_LOGE("Cannot add stream class to trace: id=%" PRId64, |
e98a2d6e PP |
4733 | id); |
4734 | goto end; | |
4735 | } | |
4736 | } | |
4737 | ||
1e649dff PP |
4738 | g_hash_table_remove_all(ctx->stream_classes); |
4739 | ||
e98a2d6e PP |
4740 | end: |
4741 | return ret; | |
4742 | } | |
4743 | ||
1e649dff | 4744 | BT_HIDDEN |
55314f2a JG |
4745 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
4746 | int64_t clock_class_offset_ns, const char *name) | |
e98a2d6e | 4747 | { |
1e649dff | 4748 | int ret; |
e98a2d6e | 4749 | struct ctx *ctx = NULL; |
1e649dff | 4750 | struct bt_ctf_trace *trace; |
e98a2d6e | 4751 | |
1e649dff PP |
4752 | trace = bt_ctf_trace_create(); |
4753 | if (!trace) { | |
08da4f77 | 4754 | BT_LOGE_STR("Cannot create empty trace."); |
e98a2d6e PP |
4755 | goto error; |
4756 | } | |
4757 | ||
835b2d10 | 4758 | /* Set packet header to NULL to override the default one */ |
1e649dff | 4759 | ret = bt_ctf_trace_set_packet_header_type(trace, NULL); |
e98a2d6e | 4760 | if (ret) { |
08da4f77 | 4761 | BT_LOGE_STR("Cannot reset initial trace's packet header field type."); |
e98a2d6e PP |
4762 | goto error; |
4763 | } | |
4764 | ||
1e649dff | 4765 | /* Create visitor's context */ |
55314f2a | 4766 | ctx = ctx_create(trace, clock_class_offset_ns, name); |
e98a2d6e | 4767 | if (!ctx) { |
08da4f77 | 4768 | BT_LOGE_STR("Cannot create visitor's context."); |
e98a2d6e PP |
4769 | goto error; |
4770 | } | |
4771 | ||
1e649dff PP |
4772 | trace = NULL; |
4773 | goto end; | |
4774 | ||
4775 | error: | |
4776 | ctx_destroy(ctx); | |
4777 | ctx = NULL; | |
4778 | ||
4779 | end: | |
4780 | bt_put(trace); | |
4781 | return (void *) ctx; | |
4782 | } | |
4783 | ||
4784 | BT_HIDDEN | |
4785 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4786 | { | |
4787 | ctx_destroy((void *) visitor); | |
4788 | } | |
4789 | ||
4790 | BT_HIDDEN | |
4791 | struct bt_ctf_trace *ctf_visitor_generate_ir_get_trace( | |
4792 | struct ctf_visitor_generate_ir *visitor) | |
4793 | { | |
4794 | struct ctx *ctx = (void *) visitor; | |
4795 | ||
4796 | assert(ctx); | |
4797 | assert(ctx->trace); | |
4798 | return bt_get(ctx->trace); | |
4799 | } | |
4800 | ||
4801 | BT_HIDDEN | |
4802 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4803 | struct ctf_node *node) | |
4804 | { | |
4805 | int ret = 0; | |
4806 | struct ctx *ctx = (void *) visitor; | |
4807 | ||
08da4f77 | 4808 | BT_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4809 | |
e98a2d6e PP |
4810 | switch (node->type) { |
4811 | case NODE_ROOT: | |
4812 | { | |
4813 | struct ctf_node *iter; | |
4814 | int got_trace_decl = FALSE; | |
4815 | int found_callsite = FALSE; | |
4816 | ||
4817 | /* | |
1e649dff PP |
4818 | * The first thing we need is the native byte order of |
4819 | * the trace block, because early type aliases can have | |
4820 | * a `byte_order` attribute set to `native`. If we don't | |
4821 | * have the native byte order yet, and we don't have any | |
4822 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4823 | */ |
1e649dff PP |
4824 | if (ctx->trace_bo == BT_CTF_BYTE_ORDER_NATIVE) { |
4825 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4826 | if (got_trace_decl) { | |
08da4f77 | 4827 | BT_LOGE_STR("Duplicate trace (`trace` block)."); |
1e649dff PP |
4828 | ret = -1; |
4829 | goto end; | |
4830 | } | |
e98a2d6e | 4831 | |
1e649dff PP |
4832 | ret = set_trace_byte_order(ctx, iter); |
4833 | if (ret) { | |
08da4f77 PP |
4834 | BT_LOGE("Cannot set trace's native byte order: " |
4835 | "ret=%d", ret); | |
1e649dff PP |
4836 | goto end; |
4837 | } | |
4838 | ||
4839 | got_trace_decl = TRUE; | |
e98a2d6e PP |
4840 | } |
4841 | ||
1e649dff PP |
4842 | if (!got_trace_decl) { |
4843 | ret = -EINCOMPLETE; | |
4844 | goto end; | |
4845 | } | |
e98a2d6e PP |
4846 | } |
4847 | ||
1e649dff PP |
4848 | assert(ctx->trace_bo == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN || |
4849 | ctx->trace_bo == BT_CTF_BYTE_ORDER_BIG_ENDIAN); | |
4850 | assert(ctx->current_scope && | |
4851 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e | 4852 | |
f4421ff3 PP |
4853 | /* Environment */ |
4854 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
4855 | ret = visit_env(ctx, iter); | |
4856 | if (ret) { | |
08da4f77 PP |
4857 | BT_LOGE("Cannot visit trace's environment (`env` block): " |
4858 | "ret=%d", ret); | |
f4421ff3 PP |
4859 | goto end; |
4860 | } | |
4861 | } | |
4862 | ||
4863 | assert(ctx->current_scope && | |
4864 | ctx->current_scope->parent_scope == NULL); | |
4865 | ||
e98a2d6e | 4866 | /* |
f4421ff3 | 4867 | * Visit clock blocks. |
e98a2d6e PP |
4868 | */ |
4869 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 4870 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 4871 | if (ret) { |
08da4f77 | 4872 | BT_LOGE("Cannot visit clock class: ret=%d", |
e98a2d6e | 4873 | ret); |
1e649dff | 4874 | goto end; |
e98a2d6e PP |
4875 | } |
4876 | } | |
4877 | ||
1e649dff PP |
4878 | assert(ctx->current_scope && |
4879 | ctx->current_scope->parent_scope == NULL); | |
4880 | ||
e98a2d6e PP |
4881 | /* |
4882 | * Visit root declarations next, as they can be used by any | |
4883 | * following entity. | |
4884 | */ | |
4885 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
4886 | siblings) { | |
4887 | ret = visit_root_decl(ctx, iter); | |
4888 | if (ret) { | |
08da4f77 | 4889 | BT_LOGE("Cannot visit root entry: ret=%d", |
e98a2d6e | 4890 | ret); |
1e649dff | 4891 | goto end; |
e98a2d6e PP |
4892 | } |
4893 | } | |
4894 | ||
1e649dff PP |
4895 | assert(ctx->current_scope && |
4896 | ctx->current_scope->parent_scope == NULL); | |
4897 | ||
4898 | /* Callsite blocks are not supported */ | |
e98a2d6e PP |
4899 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
4900 | found_callsite = TRUE; | |
4901 | break; | |
4902 | } | |
4903 | ||
1e649dff PP |
4904 | assert(ctx->current_scope && |
4905 | ctx->current_scope->parent_scope == NULL); | |
4906 | ||
e98a2d6e | 4907 | if (found_callsite) { |
08da4f77 | 4908 | BT_LOGW("\"callsite\" blocks are not supported as of this version."); |
e98a2d6e PP |
4909 | } |
4910 | ||
e98a2d6e PP |
4911 | /* Trace */ |
4912 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4913 | ret = visit_trace_decl(ctx, iter); | |
4914 | if (ret) { | |
08da4f77 PP |
4915 | BT_LOGE("Cannot visit trace (`trace` block): " |
4916 | "ret=%d", ret); | |
1e649dff | 4917 | goto end; |
e98a2d6e PP |
4918 | } |
4919 | } | |
4920 | ||
1e649dff PP |
4921 | assert(ctx->current_scope && |
4922 | ctx->current_scope->parent_scope == NULL); | |
4923 | ||
e98a2d6e PP |
4924 | /* Streams */ |
4925 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
4926 | ret = visit_stream_decl(ctx, iter); | |
4927 | if (ret) { | |
08da4f77 PP |
4928 | BT_LOGE("Cannot visit stream class: ret=%d", |
4929 | ret); | |
1e649dff | 4930 | goto end; |
e98a2d6e PP |
4931 | } |
4932 | } | |
4933 | ||
1e649dff PP |
4934 | assert(ctx->current_scope && |
4935 | ctx->current_scope->parent_scope == NULL); | |
4936 | ||
e98a2d6e PP |
4937 | /* Events */ |
4938 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
4939 | ret = visit_event_decl(ctx, iter); | |
4940 | if (ret) { | |
08da4f77 PP |
4941 | BT_LOGE("Cannot visit event class: ret=%d", |
4942 | ret); | |
1e649dff | 4943 | goto end; |
e98a2d6e PP |
4944 | } |
4945 | } | |
1e649dff PP |
4946 | |
4947 | assert(ctx->current_scope && | |
4948 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e PP |
4949 | break; |
4950 | } | |
e98a2d6e | 4951 | default: |
08da4f77 PP |
4952 | BT_LOGE("Unexpected node type: node-type=%d", |
4953 | node->type); | |
e98a2d6e | 4954 | ret = -EINVAL; |
1e649dff | 4955 | goto end; |
e98a2d6e PP |
4956 | } |
4957 | ||
1e649dff PP |
4958 | /* Move decoded stream classes to trace, if any */ |
4959 | ret = move_ctx_stream_classes_to_trace(ctx); | |
e98a2d6e | 4960 | if (ret) { |
08da4f77 | 4961 | BT_LOGE("Cannot move stream classes to trace: ret=%d", ret); |
e98a2d6e PP |
4962 | } |
4963 | ||
1e649dff | 4964 | end: |
e98a2d6e PP |
4965 | return ret; |
4966 | } |