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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 | ||
37d21e07 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 | ||
87cb75e6 PP |
156 | #define _BT_LOGE_DUP_ATTR(_node, _attr, _entity) \ |
157 | _BT_LOGE_LINENO((_node)->lineno, \ | |
158 | "Duplicate attribute in %s: attr-name=\"%s\"", \ | |
159 | _entity, _attr) | |
160 | ||
161 | #define _BT_LOGE_NODE(_node, _msg, args...) \ | |
162 | _BT_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
163 | ||
164 | #define _BT_LOGW_NODE(_node, _msg, args...) \ | |
165 | _BT_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
166 | ||
167 | #define _BT_LOGV_NODE(_node, _msg, args...) \ | |
168 | _BT_LOGV_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
169 | |
170 | /* | |
171 | * Declaration scope of a visitor context. This represents a TSDL | |
172 | * lexical scope, so that aliases and named structures, variants, | |
173 | * and enumerations may be registered and looked up hierarchically. | |
174 | */ | |
175 | struct ctx_decl_scope { | |
176 | /* | |
177 | * Alias name to field type. | |
178 | * | |
179 | * GQuark -> struct bt_ctf_field_type * | |
180 | */ | |
181 | GHashTable *decl_map; | |
182 | ||
183 | /* Parent scope; NULL if this is the root declaration scope */ | |
184 | struct ctx_decl_scope *parent_scope; | |
185 | }; | |
186 | ||
187 | /* | |
1e649dff | 188 | * Visitor context (private). |
e98a2d6e PP |
189 | */ |
190 | struct ctx { | |
1e649dff | 191 | /* Trace being filled (owned by this) */ |
e98a2d6e PP |
192 | struct bt_ctf_trace *trace; |
193 | ||
e98a2d6e PP |
194 | /* Current declaration scope (top of the stack) */ |
195 | struct ctx_decl_scope *current_scope; | |
196 | ||
197 | /* 1 if trace declaration is visited */ | |
198 | int is_trace_visited; | |
199 | ||
f4421ff3 PP |
200 | /* 1 if this is an LTTng trace */ |
201 | bool is_lttng; | |
202 | ||
1e649dff | 203 | /* Offset (ns) to apply to clock classes on creation */ |
55314f2a | 204 | int64_t clock_class_offset_ns; |
1e649dff | 205 | |
91fd6f6a PP |
206 | /* Eventual name suffix of the trace to set */ |
207 | char *trace_name_suffix; | |
208 | ||
e98a2d6e | 209 | /* Trace attributes */ |
1e649dff | 210 | enum bt_ctf_byte_order trace_bo; |
e98a2d6e PP |
211 | uint64_t trace_major; |
212 | uint64_t trace_minor; | |
213 | unsigned char trace_uuid[BABELTRACE_UUID_LEN]; | |
214 | ||
215 | /* | |
216 | * Stream IDs to stream classes. | |
217 | * | |
218 | * int64_t -> struct bt_ctf_stream_class * | |
219 | */ | |
220 | GHashTable *stream_classes; | |
221 | }; | |
222 | ||
1e649dff PP |
223 | /* |
224 | * Visitor (public). | |
225 | */ | |
226 | struct ctf_visitor_generate_ir { }; | |
227 | ||
c3c30b08 MD |
228 | static |
229 | const char *loglevel_str [] = { | |
230 | [ LOGLEVEL_EMERG ] = "TRACE_EMERG", | |
231 | [ LOGLEVEL_ALERT ] = "TRACE_ALERT", | |
232 | [ LOGLEVEL_CRIT ] = "TRACE_CRIT", | |
233 | [ LOGLEVEL_ERR ] = "TRACE_ERR", | |
234 | [ LOGLEVEL_WARNING ] = "TRACE_WARNING", | |
235 | [ LOGLEVEL_NOTICE ] = "TRACE_NOTICE", | |
236 | [ LOGLEVEL_INFO ] = "TRACE_INFO", | |
237 | [ LOGLEVEL_DEBUG_SYSTEM ] = "TRACE_DEBUG_SYSTEM", | |
238 | [ LOGLEVEL_DEBUG_PROGRAM ] = "TRACE_DEBUG_PROGRAM", | |
239 | [ LOGLEVEL_DEBUG_PROCESS ] = "TRACE_DEBUG_PROCESS", | |
240 | [ LOGLEVEL_DEBUG_MODULE ] = "TRACE_DEBUG_MODULE", | |
241 | [ LOGLEVEL_DEBUG_UNIT ] = "TRACE_DEBUG_UNIT", | |
242 | [ LOGLEVEL_DEBUG_FUNCTION ] = "TRACE_DEBUG_FUNCTION", | |
243 | [ LOGLEVEL_DEBUG_LINE ] = "TRACE_DEBUG_LINE", | |
244 | [ LOGLEVEL_DEBUG ] = "TRACE_DEBUG", | |
245 | }; | |
246 | ||
247 | static | |
248 | const char *print_loglevel(int64_t value) | |
249 | { | |
250 | if (value < 0) { | |
251 | return NULL; | |
252 | } | |
253 | if (value >= _NR_LOGLEVELS) { | |
254 | return "<<UNKNOWN>>"; | |
255 | } | |
256 | return loglevel_str[value]; | |
257 | } | |
258 | ||
e98a2d6e PP |
259 | /** |
260 | * Creates a new declaration scope. | |
261 | * | |
262 | * @param par_scope Parent scope (NULL if creating a root scope) | |
263 | * @returns New declaration scope, or NULL on error | |
264 | */ | |
265 | static | |
266 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx_decl_scope *par_scope) | |
267 | { | |
268 | struct ctx_decl_scope *scope; | |
269 | ||
270 | scope = g_new(struct ctx_decl_scope, 1); | |
271 | if (!scope) { | |
87cb75e6 | 272 | BT_LOGE_STR("Failed to allocate one declaration scope."); |
e98a2d6e PP |
273 | goto end; |
274 | } | |
275 | ||
276 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
277 | NULL, (GDestroyNotify) bt_ctf_field_type_put); | |
278 | scope->parent_scope = par_scope; | |
279 | ||
280 | end: | |
281 | return scope; | |
282 | } | |
283 | ||
284 | /** | |
285 | * Destroys a declaration scope. | |
286 | * | |
287 | * This function does not destroy the parent scope. | |
288 | * | |
289 | * @param scope Scope to destroy | |
290 | */ | |
291 | static | |
292 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
293 | { | |
294 | if (!scope) { | |
295 | goto end; | |
296 | } | |
297 | ||
298 | g_hash_table_destroy(scope->decl_map); | |
299 | g_free(scope); | |
300 | ||
301 | end: | |
302 | return; | |
303 | } | |
304 | ||
305 | /** | |
306 | * Returns the GQuark of a prefixed alias. | |
307 | * | |
308 | * @param prefix Prefix character | |
309 | * @param name Name | |
310 | * @returns Associated GQuark, or 0 on error | |
311 | */ | |
312 | static | |
313 | GQuark get_prefixed_named_quark(char prefix, const char *name) | |
314 | { | |
315 | GQuark qname = 0; | |
316 | ||
317 | assert(name); | |
318 | ||
319 | /* Prefix character + original string + '\0' */ | |
320 | char *prname = g_new(char, strlen(name) + 2); | |
321 | if (!prname) { | |
87cb75e6 | 322 | BT_LOGE_STR("Failed to allocate a string."); |
e98a2d6e PP |
323 | goto end; |
324 | } | |
325 | ||
326 | sprintf(prname, "%c%s", prefix, name); | |
327 | qname = g_quark_from_string(prname); | |
328 | g_free(prname); | |
329 | ||
330 | end: | |
331 | return qname; | |
332 | } | |
333 | ||
334 | /** | |
335 | * Looks up a prefixed type alias within a declaration scope. | |
336 | * | |
337 | * @param scope Declaration scope | |
338 | * @param prefix Prefix character | |
339 | * @param name Alias name | |
340 | * @param level Number of levels to dig (-1 means infinite) | |
341 | * @returns Declaration, or NULL if not found | |
342 | */ | |
343 | static | |
344 | struct bt_ctf_field_type *ctx_decl_scope_lookup_prefix_alias( | |
345 | struct ctx_decl_scope *scope, char prefix, | |
346 | const char *name, int levels) | |
347 | { | |
348 | GQuark qname = 0; | |
349 | int cur_levels = 0; | |
350 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
351 | struct ctx_decl_scope *cur_scope = scope; | |
352 | ||
353 | assert(scope); | |
354 | assert(name); | |
355 | qname = get_prefixed_named_quark(prefix, name); | |
356 | if (!qname) { | |
357 | goto error; | |
358 | } | |
359 | ||
360 | if (levels < 0) { | |
361 | levels = INT_MAX; | |
362 | } | |
363 | ||
364 | while (cur_scope && cur_levels < levels) { | |
365 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 366 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
367 | if (decl) { |
368 | /* Caller's reference */ | |
369 | bt_get(decl); | |
370 | break; | |
371 | } | |
372 | ||
373 | cur_scope = cur_scope->parent_scope; | |
374 | cur_levels++; | |
375 | } | |
376 | ||
377 | return decl; | |
378 | ||
379 | error: | |
380 | return NULL; | |
381 | } | |
382 | ||
383 | /** | |
384 | * Looks up a type alias within a declaration scope. | |
385 | * | |
386 | * @param scope Declaration scope | |
387 | * @param name Alias name | |
388 | * @param level Number of levels to dig (-1 means infinite) | |
389 | * @returns Declaration, or NULL if not found | |
390 | */ | |
391 | static | |
392 | struct bt_ctf_field_type *ctx_decl_scope_lookup_alias( | |
393 | struct ctx_decl_scope *scope, const char *name, int levels) | |
394 | { | |
395 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, | |
396 | name, levels); | |
397 | } | |
398 | ||
399 | /** | |
400 | * Looks up an enumeration within a declaration scope. | |
401 | * | |
402 | * @param scope Declaration scope | |
403 | * @param name Enumeration name | |
404 | * @param level Number of levels to dig (-1 means infinite) | |
405 | * @returns Declaration, or NULL if not found | |
406 | */ | |
407 | static | |
408 | struct bt_ctf_field_type *ctx_decl_scope_lookup_enum( | |
409 | struct ctx_decl_scope *scope, const char *name, int levels) | |
410 | { | |
411 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, | |
412 | name, levels); | |
413 | } | |
414 | ||
415 | /** | |
416 | * Looks up a structure within a declaration scope. | |
417 | * | |
418 | * @param scope Declaration scope | |
419 | * @param name Structure name | |
420 | * @param level Number of levels to dig (-1 means infinite) | |
421 | * @returns Declaration, or NULL if not found | |
422 | */ | |
423 | static | |
424 | struct bt_ctf_field_type *ctx_decl_scope_lookup_struct( | |
425 | struct ctx_decl_scope *scope, const char *name, int levels) | |
426 | { | |
427 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_STRUCT, | |
428 | name, levels); | |
429 | } | |
430 | ||
431 | /** | |
432 | * Looks up a variant within a declaration scope. | |
433 | * | |
434 | * @param scope Declaration scope | |
435 | * @param name Variant name | |
436 | * @param level Number of levels to dig (-1 means infinite) | |
437 | * @returns Declaration, or NULL if not found | |
438 | */ | |
439 | static | |
440 | struct bt_ctf_field_type *ctx_decl_scope_lookup_variant( | |
441 | struct ctx_decl_scope *scope, const char *name, int levels) | |
442 | { | |
443 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_VARIANT, | |
444 | name, levels); | |
445 | } | |
446 | ||
447 | /** | |
448 | * Registers a prefixed type alias within a declaration scope. | |
449 | * | |
450 | * @param scope Declaration scope | |
451 | * @param prefix Prefix character | |
452 | * @param name Alias name (non-NULL) | |
453 | * @param decl Declaration to register | |
454 | * @returns 0 if registration went okay, negative value otherwise | |
455 | */ | |
456 | static | |
457 | int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, | |
458 | char prefix, const char *name, struct bt_ctf_field_type *decl) | |
459 | { | |
460 | int ret = 0; | |
461 | GQuark qname = 0; | |
462 | _BT_CTF_FIELD_TYPE_INIT(edecl); | |
463 | ||
464 | assert(scope); | |
465 | assert(name); | |
466 | assert(decl); | |
467 | qname = get_prefixed_named_quark(prefix, name); | |
468 | if (!qname) { | |
469 | ret = -ENOMEM; | |
470 | goto error; | |
471 | } | |
472 | ||
473 | /* Make sure alias does not exist in local scope */ | |
474 | edecl = ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1); | |
475 | if (edecl) { | |
476 | BT_PUT(edecl); | |
477 | ret = -EEXIST; | |
478 | goto error; | |
479 | } | |
480 | ||
481 | g_hash_table_insert(scope->decl_map, | |
71c7c95f | 482 | GUINT_TO_POINTER(qname), decl); |
e98a2d6e PP |
483 | |
484 | /* Hash table's reference */ | |
485 | bt_get(decl); | |
486 | ||
487 | return 0; | |
488 | ||
489 | error: | |
490 | return ret; | |
491 | } | |
492 | ||
493 | /** | |
494 | * Registers a type alias within a declaration scope. | |
495 | * | |
496 | * @param scope Declaration scope | |
497 | * @param name Alias name (non-NULL) | |
498 | * @param decl Declaration to register | |
499 | * @returns 0 if registration went okay, negative value otherwise | |
500 | */ | |
501 | static | |
502 | int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, | |
503 | const char *name, struct bt_ctf_field_type *decl) | |
504 | { | |
505 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, | |
506 | name, decl); | |
507 | } | |
508 | ||
509 | /** | |
510 | * Registers an enumeration declaration within a declaration scope. | |
511 | * | |
512 | * @param scope Declaration scope | |
513 | * @param name Enumeration name (non-NULL) | |
514 | * @param decl Enumeration declaration to register | |
515 | * @returns 0 if registration went okay, negative value otherwise | |
516 | */ | |
517 | static | |
518 | int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, | |
519 | const char *name, struct bt_ctf_field_type *decl) | |
520 | { | |
521 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, | |
522 | name, decl); | |
523 | } | |
524 | ||
525 | /** | |
526 | * Registers a structure declaration within a declaration scope. | |
527 | * | |
528 | * @param scope Declaration scope | |
529 | * @param name Structure name (non-NULL) | |
530 | * @param decl Structure declaration to register | |
531 | * @returns 0 if registration went okay, negative value otherwise | |
532 | */ | |
533 | static | |
534 | int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, | |
535 | const char *name, struct bt_ctf_field_type *decl) | |
536 | { | |
537 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, | |
538 | name, decl); | |
539 | } | |
540 | ||
541 | /** | |
542 | * Registers a variant declaration within a declaration scope. | |
543 | * | |
544 | * @param scope Declaration scope | |
545 | * @param name Variant name (non-NULL) | |
546 | * @param decl Variant declaration to register | |
547 | * @returns 0 if registration went okay, negative value otherwise | |
548 | */ | |
549 | static | |
550 | int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, | |
551 | const char *name, struct bt_ctf_field_type *decl) | |
552 | { | |
553 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, | |
554 | name, decl); | |
555 | } | |
556 | ||
91fd6f6a PP |
557 | /** |
558 | * Destroys a visitor context. | |
559 | * | |
560 | * @param ctx Visitor context to destroy | |
561 | */ | |
562 | static | |
563 | void ctx_destroy(struct ctx *ctx) | |
564 | { | |
565 | struct ctx_decl_scope *scope; | |
566 | /* | |
567 | * Destroy all scopes, from current one to the root scope. | |
568 | */ | |
569 | ||
570 | if (!ctx) { | |
571 | goto end; | |
572 | } | |
573 | ||
574 | scope = ctx->current_scope; | |
575 | ||
576 | while (scope) { | |
577 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
578 | ||
579 | ctx_decl_scope_destroy(scope); | |
580 | scope = parent_scope; | |
581 | } | |
582 | ||
583 | bt_put(ctx->trace); | |
584 | ||
585 | if (ctx->stream_classes) { | |
586 | g_hash_table_destroy(ctx->stream_classes); | |
587 | } | |
588 | ||
589 | free(ctx->trace_name_suffix); | |
590 | g_free(ctx); | |
591 | ||
592 | end: | |
593 | return; | |
594 | } | |
595 | ||
e98a2d6e PP |
596 | /** |
597 | * Creates a new visitor context. | |
598 | * | |
599 | * @param trace Associated trace | |
e98a2d6e PP |
600 | * @returns New visitor context, or NULL on error |
601 | */ | |
602 | static | |
55314f2a JG |
603 | struct ctx *ctx_create(struct bt_ctf_trace *trace, |
604 | int64_t clock_class_offset_ns, const char *trace_name_suffix) | |
e98a2d6e PP |
605 | { |
606 | struct ctx *ctx = NULL; | |
607 | struct ctx_decl_scope *scope = NULL; | |
608 | ||
1e649dff | 609 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 610 | if (!ctx) { |
87cb75e6 | 611 | BT_LOGE_STR("Failed to allocate one visitor context."); |
e98a2d6e PP |
612 | goto error; |
613 | } | |
614 | ||
615 | /* Root declaration scope */ | |
616 | scope = ctx_decl_scope_create(NULL); | |
617 | if (!scope) { | |
87cb75e6 | 618 | BT_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
619 | goto error; |
620 | } | |
621 | ||
622 | ctx->stream_classes = g_hash_table_new_full(g_direct_hash, | |
623 | g_direct_equal, NULL, (GDestroyNotify) bt_put); | |
624 | if (!ctx->stream_classes) { | |
87cb75e6 | 625 | BT_LOGE_STR("Failed to allocate a GHashTable."); |
e98a2d6e PP |
626 | goto error; |
627 | } | |
628 | ||
91fd6f6a PP |
629 | if (trace_name_suffix) { |
630 | ctx->trace_name_suffix = strdup(trace_name_suffix); | |
631 | if (!ctx->trace_name_suffix) { | |
87cb75e6 | 632 | BT_LOGE_STR("Failed to copy string."); |
91fd6f6a PP |
633 | goto error; |
634 | } | |
635 | } | |
636 | ||
e98a2d6e | 637 | ctx->trace = trace; |
e98a2d6e | 638 | ctx->current_scope = scope; |
91fd6f6a | 639 | scope = NULL; |
1e649dff PP |
640 | ctx->trace_bo = BT_CTF_BYTE_ORDER_NATIVE; |
641 | ctx->clock_class_offset_ns = clock_class_offset_ns; | |
e98a2d6e PP |
642 | return ctx; |
643 | ||
644 | error: | |
91fd6f6a | 645 | ctx_destroy(ctx); |
e98a2d6e | 646 | ctx_decl_scope_destroy(scope); |
e98a2d6e PP |
647 | return NULL; |
648 | } | |
649 | ||
e98a2d6e PP |
650 | /** |
651 | * Pushes a new declaration scope on top of a visitor context's | |
652 | * declaration scope stack. | |
653 | * | |
654 | * @param ctx Visitor context | |
655 | * @returns 0 on success, or a negative value on error | |
656 | */ | |
657 | static | |
658 | int ctx_push_scope(struct ctx *ctx) | |
659 | { | |
660 | int ret = 0; | |
661 | struct ctx_decl_scope *new_scope; | |
662 | ||
663 | assert(ctx); | |
664 | new_scope = ctx_decl_scope_create(ctx->current_scope); | |
665 | if (!new_scope) { | |
87cb75e6 | 666 | BT_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
667 | ret = -ENOMEM; |
668 | goto end; | |
669 | } | |
670 | ||
671 | ctx->current_scope = new_scope; | |
672 | ||
673 | end: | |
674 | return ret; | |
675 | } | |
676 | ||
677 | static | |
678 | void ctx_pop_scope(struct ctx *ctx) | |
679 | { | |
680 | struct ctx_decl_scope *parent_scope = NULL; | |
681 | ||
682 | assert(ctx); | |
683 | ||
684 | if (!ctx->current_scope) { | |
685 | goto end; | |
686 | } | |
687 | ||
688 | parent_scope = ctx->current_scope->parent_scope; | |
689 | ctx_decl_scope_destroy(ctx->current_scope); | |
690 | ctx->current_scope = parent_scope; | |
691 | ||
692 | end: | |
693 | return; | |
694 | } | |
695 | ||
696 | static | |
697 | int visit_type_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, | |
698 | struct bt_ctf_field_type **decl); | |
699 | ||
700 | static | |
701 | int is_unary_string(struct bt_list_head *head) | |
702 | { | |
703 | int ret = TRUE; | |
704 | struct ctf_node *node; | |
705 | ||
706 | bt_list_for_each_entry(node, head, siblings) { | |
707 | if (node->type != NODE_UNARY_EXPRESSION) { | |
708 | ret = FALSE; | |
709 | } | |
710 | ||
711 | if (node->u.unary_expression.type != UNARY_STRING) { | |
712 | ret = FALSE; | |
713 | } | |
714 | } | |
715 | ||
716 | return ret; | |
717 | } | |
718 | ||
719 | static | |
720 | char *concatenate_unary_strings(struct bt_list_head *head) | |
721 | { | |
722 | int i = 0; | |
723 | GString *str; | |
724 | struct ctf_node *node; | |
725 | ||
726 | str = g_string_new(NULL); | |
37d21e07 | 727 | assert(str); |
e98a2d6e PP |
728 | |
729 | bt_list_for_each_entry(node, head, siblings) { | |
730 | char *src_string; | |
731 | ||
732 | if ( | |
733 | node->type != NODE_UNARY_EXPRESSION || | |
734 | node->u.unary_expression.type != UNARY_STRING || | |
735 | !( | |
736 | ( | |
737 | node->u.unary_expression.link != | |
738 | UNARY_LINK_UNKNOWN | |
739 | ) ^ (i == 0) | |
740 | ) | |
741 | ) { | |
742 | goto error; | |
743 | } | |
744 | ||
745 | switch (node->u.unary_expression.link) { | |
746 | case UNARY_DOTLINK: | |
747 | g_string_append(str, "."); | |
748 | break; | |
749 | case UNARY_ARROWLINK: | |
750 | g_string_append(str, "->"); | |
751 | break; | |
752 | case UNARY_DOTDOTDOT: | |
753 | g_string_append(str, "..."); | |
754 | break; | |
755 | default: | |
756 | break; | |
757 | } | |
758 | ||
759 | src_string = node->u.unary_expression.u.string; | |
760 | g_string_append(str, src_string); | |
761 | i++; | |
762 | } | |
763 | ||
764 | /* Destroys the container, returns the underlying string */ | |
765 | return g_string_free(str, FALSE); | |
766 | ||
767 | error: | |
768 | /* This always returns NULL */ | |
769 | return g_string_free(str, TRUE); | |
770 | } | |
771 | ||
772 | static | |
773 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
774 | { | |
775 | int i = 0; | |
776 | struct ctf_node *node; | |
777 | const char *name = NULL; | |
778 | ||
779 | bt_list_for_each_entry(node, head, siblings) { | |
780 | char *src_string; | |
781 | int uexpr_type = node->u.unary_expression.type; | |
782 | int uexpr_link = node->u.unary_expression.link; | |
783 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
784 | uexpr_type != UNARY_STRING || | |
785 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
786 | if (cond) { | |
787 | goto error; | |
788 | } | |
789 | ||
790 | /* Needs to be chained with . */ | |
791 | switch (node->u.unary_expression.link) { | |
792 | case UNARY_DOTLINK: | |
793 | break; | |
794 | case UNARY_ARROWLINK: | |
795 | case UNARY_DOTDOTDOT: | |
796 | goto error; | |
797 | default: | |
798 | break; | |
799 | } | |
800 | ||
801 | src_string = node->u.unary_expression.u.string; | |
802 | ||
803 | switch (i) { | |
804 | case 0: | |
805 | if (strcmp("clock", src_string)) { | |
806 | goto error; | |
807 | } | |
808 | break; | |
809 | case 1: | |
810 | name = src_string; | |
811 | break; | |
812 | case 2: | |
813 | if (strcmp("value", src_string)) { | |
814 | goto error; | |
815 | } | |
816 | break; | |
817 | default: | |
818 | /* Extra identifier, unknown */ | |
819 | goto error; | |
820 | } | |
821 | ||
822 | i++; | |
823 | } | |
824 | ||
825 | return name; | |
826 | ||
827 | error: | |
828 | return NULL; | |
829 | } | |
830 | ||
831 | static | |
832 | int is_unary_unsigned(struct bt_list_head *head) | |
833 | { | |
834 | int ret = TRUE; | |
835 | struct ctf_node *node; | |
836 | ||
837 | bt_list_for_each_entry(node, head, siblings) { | |
838 | if (node->type != NODE_UNARY_EXPRESSION) { | |
839 | ret = FALSE; | |
840 | } | |
841 | ||
842 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
843 | ret = FALSE; | |
844 | } | |
845 | } | |
846 | ||
847 | return ret; | |
848 | } | |
849 | ||
850 | static | |
851 | int get_unary_unsigned(struct bt_list_head *head, uint64_t *value) | |
852 | { | |
853 | int i = 0; | |
854 | int ret = 0; | |
855 | struct ctf_node *node; | |
856 | ||
d82c602e JG |
857 | if (bt_list_empty(head)) { |
858 | ret = -1; | |
859 | goto end; | |
860 | } | |
861 | ||
e98a2d6e PP |
862 | bt_list_for_each_entry(node, head, siblings) { |
863 | int uexpr_type = node->u.unary_expression.type; | |
864 | int uexpr_link = node->u.unary_expression.link; | |
865 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
866 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
867 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
868 | if (cond) { | |
87cb75e6 | 869 | _BT_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
870 | ret = -EINVAL; |
871 | goto end; | |
872 | } | |
873 | ||
874 | *value = node->u.unary_expression.u.unsigned_constant; | |
875 | i++; | |
876 | } | |
877 | ||
878 | end: | |
879 | return ret; | |
880 | } | |
881 | ||
882 | static | |
883 | int is_unary_signed(struct bt_list_head *head) | |
884 | { | |
885 | int ret = TRUE; | |
886 | struct ctf_node *node; | |
887 | ||
888 | bt_list_for_each_entry(node, head, siblings) { | |
889 | if (node->type != NODE_UNARY_EXPRESSION) { | |
890 | ret = FALSE; | |
891 | } | |
892 | ||
893 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
894 | ret = FALSE; | |
895 | } | |
896 | } | |
897 | ||
898 | return ret; | |
899 | } | |
900 | ||
901 | static | |
902 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
903 | { | |
904 | int i = 0; | |
905 | int ret = 0; | |
906 | struct ctf_node *node; | |
907 | ||
908 | bt_list_for_each_entry(node, head, siblings) { | |
909 | int uexpr_type = node->u.unary_expression.type; | |
910 | int uexpr_link = node->u.unary_expression.link; | |
911 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
912 | (uexpr_type != UNARY_UNSIGNED_CONSTANT) || | |
913 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && | |
914 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
915 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
916 | if (cond) { | |
917 | ret = -EINVAL; | |
918 | goto end; | |
919 | } | |
920 | ||
921 | switch (node->u.unary_expression.type) { | |
922 | case UNARY_UNSIGNED_CONSTANT: | |
923 | *value = (int64_t) | |
924 | node->u.unary_expression.u.unsigned_constant; | |
925 | break; | |
926 | case UNARY_SIGNED_CONSTANT: | |
927 | *value = node->u.unary_expression.u.signed_constant; | |
928 | break; | |
929 | default: | |
930 | ret = -EINVAL; | |
931 | goto end; | |
932 | } | |
933 | ||
934 | i++; | |
935 | } | |
936 | ||
937 | end: | |
938 | return ret; | |
939 | } | |
940 | ||
941 | static | |
942 | int get_unary_uuid(struct bt_list_head *head, unsigned char *uuid) | |
943 | { | |
944 | int i = 0; | |
945 | int ret = 0; | |
946 | struct ctf_node *node; | |
947 | ||
948 | bt_list_for_each_entry(node, head, siblings) { | |
949 | int uexpr_type = node->u.unary_expression.type; | |
950 | int uexpr_link = node->u.unary_expression.link; | |
951 | const char *src_string; | |
952 | ||
953 | if (node->type != NODE_UNARY_EXPRESSION || | |
954 | uexpr_type != UNARY_STRING || | |
955 | uexpr_link != UNARY_LINK_UNKNOWN || | |
956 | i != 0) { | |
957 | ret = -EINVAL; | |
958 | goto end; | |
959 | } | |
960 | ||
961 | src_string = node->u.unary_expression.u.string; | |
962 | ret = bt_uuid_parse(src_string, uuid); | |
963 | if (ret) { | |
87cb75e6 PP |
964 | _BT_LOGE_NODE(node, |
965 | "Cannot parse UUID: uuid=\"%s\"", src_string); | |
e98a2d6e PP |
966 | goto end; |
967 | } | |
968 | } | |
969 | ||
970 | end: | |
971 | return ret; | |
972 | } | |
973 | ||
974 | static | |
55314f2a | 975 | int get_boolean(struct ctf_node *unary_expr) |
e98a2d6e PP |
976 | { |
977 | int ret = 0; | |
978 | ||
979 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
87cb75e6 PP |
980 | _BT_LOGE_NODE(unary_expr, |
981 | "Expecting unary expression: node-type=%d", | |
37d21e07 | 982 | unary_expr->type); |
e98a2d6e PP |
983 | ret = -EINVAL; |
984 | goto end; | |
985 | } | |
986 | ||
987 | switch (unary_expr->u.unary_expression.type) { | |
988 | case UNARY_UNSIGNED_CONSTANT: | |
989 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
990 | break; | |
991 | case UNARY_SIGNED_CONSTANT: | |
992 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
993 | break; | |
994 | case UNARY_STRING: | |
995 | { | |
996 | const char *str = unary_expr->u.unary_expression.u.string; | |
997 | ||
998 | if (!strcmp(str, "true") || !strcmp(str, "TRUE")) { | |
999 | ret = TRUE; | |
1000 | } else if (!strcmp(str, "false") || !strcmp(str, "FALSE")) { | |
1001 | ret = FALSE; | |
1002 | } else { | |
87cb75e6 PP |
1003 | _BT_LOGE_NODE(unary_expr, |
1004 | "Unexpected boolean value: value=\"%s\"", str); | |
e98a2d6e PP |
1005 | ret = -EINVAL; |
1006 | goto end; | |
1007 | } | |
1008 | break; | |
1009 | } | |
1010 | default: | |
87cb75e6 PP |
1011 | _BT_LOGE_NODE(unary_expr, |
1012 | "Unexpected unary expression type: node-type=%d", | |
37d21e07 | 1013 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
1014 | ret = -EINVAL; |
1015 | goto end; | |
1016 | } | |
1017 | ||
1018 | end: | |
1019 | return ret; | |
1020 | } | |
1021 | ||
1022 | static | |
55314f2a | 1023 | enum bt_ctf_byte_order byte_order_from_unary_expr(struct ctf_node *unary_expr) |
e98a2d6e PP |
1024 | { |
1025 | const char *str; | |
1026 | enum bt_ctf_byte_order bo = BT_CTF_BYTE_ORDER_UNKNOWN; | |
1027 | ||
1028 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
1029 | _BT_LOGE_NODE(unary_expr, |
1030 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
e98a2d6e PP |
1031 | goto end; |
1032 | } | |
1033 | ||
1034 | str = unary_expr->u.unary_expression.u.string; | |
1035 | ||
1036 | if (!strcmp(str, "be") || !strcmp(str, "network")) { | |
1037 | bo = BT_CTF_BYTE_ORDER_BIG_ENDIAN; | |
1038 | } else if (!strcmp(str, "le")) { | |
1039 | bo = BT_CTF_BYTE_ORDER_LITTLE_ENDIAN; | |
1040 | } else if (!strcmp(str, "native")) { | |
1041 | bo = BT_CTF_BYTE_ORDER_NATIVE; | |
1042 | } else { | |
87cb75e6 PP |
1043 | _BT_LOGE_NODE(unary_expr, |
1044 | "Unexpected \"byte_order\" attribute value: " | |
37d21e07 | 1045 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
1046 | str); |
1047 | goto end; | |
1048 | } | |
1049 | ||
1050 | end: | |
1051 | return bo; | |
1052 | } | |
1053 | ||
1054 | static | |
1055 | enum bt_ctf_byte_order get_real_byte_order(struct ctx *ctx, | |
1056 | struct ctf_node *uexpr) | |
1057 | { | |
55314f2a | 1058 | enum bt_ctf_byte_order bo = byte_order_from_unary_expr(uexpr); |
e98a2d6e PP |
1059 | |
1060 | if (bo == BT_CTF_BYTE_ORDER_NATIVE) { | |
8a716c8d | 1061 | bo = bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
1062 | } |
1063 | ||
1064 | return bo; | |
1065 | } | |
1066 | ||
1067 | static | |
1068 | int is_align_valid(uint64_t align) | |
1069 | { | |
1070 | return (align != 0) && !(align & (align - 1)); | |
1071 | } | |
1072 | ||
1073 | static | |
1074 | int get_type_specifier_name(struct ctx *ctx, struct ctf_node *type_specifier, | |
1075 | GString *str) | |
1076 | { | |
1077 | int ret = 0; | |
1078 | ||
1079 | if (type_specifier->type != NODE_TYPE_SPECIFIER) { | |
87cb75e6 PP |
1080 | _BT_LOGE_NODE(type_specifier, |
1081 | "Unexpected node type: node-type=%d", | |
1082 | type_specifier->type); | |
e98a2d6e PP |
1083 | ret = -EINVAL; |
1084 | goto end; | |
1085 | } | |
1086 | ||
1087 | switch (type_specifier->u.type_specifier.type) { | |
1088 | case TYPESPEC_VOID: | |
1089 | g_string_append(str, "void"); | |
1090 | break; | |
1091 | case TYPESPEC_CHAR: | |
1092 | g_string_append(str, "char"); | |
1093 | break; | |
1094 | case TYPESPEC_SHORT: | |
1095 | g_string_append(str, "short"); | |
1096 | break; | |
1097 | case TYPESPEC_INT: | |
1098 | g_string_append(str, "int"); | |
1099 | break; | |
1100 | case TYPESPEC_LONG: | |
1101 | g_string_append(str, "long"); | |
1102 | break; | |
1103 | case TYPESPEC_FLOAT: | |
1104 | g_string_append(str, "float"); | |
1105 | break; | |
1106 | case TYPESPEC_DOUBLE: | |
1107 | g_string_append(str, "double"); | |
1108 | break; | |
1109 | case TYPESPEC_SIGNED: | |
1110 | g_string_append(str, "signed"); | |
1111 | break; | |
1112 | case TYPESPEC_UNSIGNED: | |
1113 | g_string_append(str, "unsigned"); | |
1114 | break; | |
1115 | case TYPESPEC_BOOL: | |
1116 | g_string_append(str, "bool"); | |
1117 | break; | |
1118 | case TYPESPEC_COMPLEX: | |
1119 | g_string_append(str, "_Complex"); | |
1120 | break; | |
1121 | case TYPESPEC_IMAGINARY: | |
1122 | g_string_append(str, "_Imaginary"); | |
1123 | break; | |
1124 | case TYPESPEC_CONST: | |
1125 | g_string_append(str, "const"); | |
1126 | break; | |
1127 | case TYPESPEC_ID_TYPE: | |
1128 | if (type_specifier->u.type_specifier.id_type) { | |
1129 | g_string_append(str, | |
1130 | type_specifier->u.type_specifier.id_type); | |
1131 | } | |
1132 | break; | |
1133 | case TYPESPEC_STRUCT: | |
1134 | { | |
1135 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1136 | ||
1137 | if (!node->u._struct.name) { | |
87cb75e6 | 1138 | _BT_LOGE_NODE(node, "Unexpected empty structure field type name."); |
e98a2d6e PP |
1139 | ret = -EINVAL; |
1140 | goto end; | |
1141 | } | |
1142 | ||
1143 | g_string_append(str, "struct "); | |
1144 | g_string_append(str, node->u._struct.name); | |
1145 | break; | |
1146 | } | |
1147 | case TYPESPEC_VARIANT: | |
1148 | { | |
1149 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1150 | ||
1151 | if (!node->u.variant.name) { | |
87cb75e6 | 1152 | _BT_LOGE_NODE(node, "Unexpected empty variant field type name."); |
e98a2d6e PP |
1153 | ret = -EINVAL; |
1154 | goto end; | |
1155 | } | |
1156 | ||
1157 | g_string_append(str, "variant "); | |
1158 | g_string_append(str, node->u.variant.name); | |
1159 | break; | |
1160 | } | |
1161 | case TYPESPEC_ENUM: | |
1162 | { | |
1163 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
1164 | ||
1165 | if (!node->u._enum.enum_id) { | |
87cb75e6 PP |
1166 | _BT_LOGE_NODE(node, |
1167 | "Unexpected empty enumeration field type (`enum`) name."); | |
e98a2d6e PP |
1168 | ret = -EINVAL; |
1169 | goto end; | |
1170 | } | |
1171 | ||
1172 | g_string_append(str, "enum "); | |
1173 | g_string_append(str, node->u._enum.enum_id); | |
1174 | break; | |
1175 | } | |
1176 | case TYPESPEC_FLOATING_POINT: | |
1177 | case TYPESPEC_INTEGER: | |
1178 | case TYPESPEC_STRING: | |
1179 | default: | |
87cb75e6 PP |
1180 | _BT_LOGE_NODE(type_specifier->u.type_specifier.node, |
1181 | "Unexpected type specifier type: %d", | |
37d21e07 | 1182 | type_specifier->u.type_specifier.type); |
e98a2d6e PP |
1183 | ret = -EINVAL; |
1184 | goto end; | |
1185 | } | |
1186 | ||
1187 | end: | |
1188 | return ret; | |
1189 | } | |
1190 | ||
1191 | static | |
1192 | int get_type_specifier_list_name(struct ctx *ctx, | |
1193 | struct ctf_node *type_specifier_list, GString *str) | |
1194 | { | |
502b0402 | 1195 | int ret = 0; |
e98a2d6e PP |
1196 | struct ctf_node *iter; |
1197 | int alias_item_nr = 0; | |
1198 | struct bt_list_head *head = | |
1199 | &type_specifier_list->u.type_specifier_list.head; | |
1200 | ||
1201 | bt_list_for_each_entry(iter, head, siblings) { | |
1202 | if (alias_item_nr != 0) { | |
1203 | g_string_append(str, " "); | |
1204 | } | |
1205 | ||
1206 | alias_item_nr++; | |
1207 | ret = get_type_specifier_name(ctx, iter, str); | |
1208 | if (ret) { | |
1209 | goto end; | |
1210 | } | |
1211 | } | |
1212 | ||
1213 | end: | |
1214 | return ret; | |
1215 | } | |
1216 | ||
1217 | static | |
1218 | GQuark create_typealias_identifier(struct ctx *ctx, | |
1219 | struct ctf_node *type_specifier_list, | |
1220 | struct ctf_node *node_type_declarator) | |
1221 | { | |
1222 | int ret; | |
1223 | char *str_c; | |
1224 | GString *str; | |
1225 | GQuark qalias = 0; | |
1226 | struct ctf_node *iter; | |
1227 | struct bt_list_head *pointers = | |
1228 | &node_type_declarator->u.type_declarator.pointers; | |
1229 | ||
1230 | str = g_string_new(""); | |
1231 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
1232 | if (ret) { | |
1233 | g_string_free(str, TRUE); | |
1234 | goto end; | |
1235 | } | |
1236 | ||
1237 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1238 | g_string_append(str, " *"); | |
1239 | ||
1240 | if (iter->u.pointer.const_qualifier) { | |
1241 | g_string_append(str, " const"); | |
1242 | } | |
1243 | } | |
1244 | ||
1245 | str_c = g_string_free(str, FALSE); | |
1246 | qalias = g_quark_from_string(str_c); | |
1247 | g_free(str_c); | |
1248 | ||
1249 | end: | |
1250 | return qalias; | |
1251 | } | |
1252 | ||
1253 | static | |
1254 | int visit_type_declarator(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1255 | GQuark *field_name, struct ctf_node *node_type_declarator, | |
1256 | struct bt_ctf_field_type **field_decl, | |
1257 | struct bt_ctf_field_type *nested_decl) | |
1258 | { | |
1259 | /* | |
1260 | * During this whole function, nested_decl is always OURS, | |
1261 | * whereas field_decl is an output which we create, but | |
1262 | * belongs to the caller (it is moved). | |
1263 | */ | |
1264 | ||
1265 | int ret = 0; | |
1266 | *field_decl = NULL; | |
1267 | ||
1268 | /* Validate type declarator node */ | |
1269 | if (node_type_declarator) { | |
1270 | if (node_type_declarator->u.type_declarator.type == | |
1271 | TYPEDEC_UNKNOWN) { | |
87cb75e6 PP |
1272 | _BT_LOGE_NODE(node_type_declarator, |
1273 | "Unexpected type declarator type: type=%d", | |
37d21e07 | 1274 | node_type_declarator->u.type_declarator.type); |
e98a2d6e PP |
1275 | ret = -EINVAL; |
1276 | goto error; | |
1277 | } | |
1278 | ||
1279 | /* TODO: GCC bitfields not supported yet */ | |
1280 | if (node_type_declarator->u.type_declarator.bitfield_len != | |
1281 | NULL) { | |
87cb75e6 PP |
1282 | _BT_LOGE_NODE(node_type_declarator, |
1283 | "GCC bitfields are not supported as of this version."); | |
e98a2d6e PP |
1284 | ret = -EPERM; |
1285 | goto error; | |
1286 | } | |
1287 | } | |
1288 | ||
1289 | /* Find the right nested declaration if not provided */ | |
1290 | if (!nested_decl) { | |
1291 | struct bt_list_head *pointers = | |
1292 | &node_type_declarator->u.type_declarator.pointers; | |
1293 | ||
1294 | if (node_type_declarator && !bt_list_empty(pointers)) { | |
1295 | GQuark qalias; | |
1296 | _BT_CTF_FIELD_TYPE_INIT(nested_decl_copy); | |
1297 | ||
1298 | /* | |
1299 | * If we have a pointer declarator, it HAS to | |
1300 | * be present in the typealiases (else fail). | |
1301 | */ | |
1302 | qalias = create_typealias_identifier(ctx, | |
1303 | type_specifier_list, node_type_declarator); | |
1304 | nested_decl = | |
1305 | ctx_decl_scope_lookup_alias(ctx->current_scope, | |
1306 | g_quark_to_string(qalias), -1); | |
1307 | if (!nested_decl) { | |
87cb75e6 PP |
1308 | _BT_LOGE_NODE(node_type_declarator, |
1309 | "Cannot find type alias: name=\"%s\"", | |
e98a2d6e PP |
1310 | g_quark_to_string(qalias)); |
1311 | ret = -EINVAL; | |
1312 | goto error; | |
1313 | } | |
1314 | ||
1315 | /* Make a copy of it */ | |
1316 | nested_decl_copy = bt_ctf_field_type_copy(nested_decl); | |
1317 | BT_PUT(nested_decl); | |
1318 | if (!nested_decl_copy) { | |
87cb75e6 PP |
1319 | _BT_LOGE_NODE(node_type_declarator, |
1320 | "Cannot copy nested field type."); | |
e98a2d6e PP |
1321 | ret = -EINVAL; |
1322 | goto error; | |
1323 | } | |
1324 | ||
1325 | BT_MOVE(nested_decl, nested_decl_copy); | |
1326 | ||
1327 | /* Force integer's base to 16 since it's a pointer */ | |
1328 | if (bt_ctf_field_type_is_integer(nested_decl)) { | |
87cb75e6 PP |
1329 | ret = bt_ctf_field_type_integer_set_base( |
1330 | nested_decl, | |
e98a2d6e | 1331 | BT_CTF_INTEGER_BASE_HEXADECIMAL); |
87cb75e6 | 1332 | assert(ret == 0); |
e98a2d6e PP |
1333 | } |
1334 | } else { | |
1335 | ret = visit_type_specifier_list(ctx, | |
1336 | type_specifier_list, &nested_decl); | |
1337 | if (ret) { | |
1338 | assert(!nested_decl); | |
1339 | goto error; | |
1340 | } | |
1341 | } | |
1342 | } | |
1343 | ||
1344 | assert(nested_decl); | |
1345 | ||
1346 | if (!node_type_declarator) { | |
1347 | BT_MOVE(*field_decl, nested_decl); | |
1348 | goto end; | |
1349 | } | |
1350 | ||
1351 | if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) { | |
1352 | if (node_type_declarator->u.type_declarator.u.id) { | |
1353 | const char *id = | |
1354 | node_type_declarator->u.type_declarator.u.id; | |
1355 | ||
1356 | *field_name = g_quark_from_string(id); | |
1357 | } else { | |
1358 | *field_name = 0; | |
1359 | } | |
1360 | ||
1361 | BT_MOVE(*field_decl, nested_decl); | |
1362 | goto end; | |
1363 | } else { | |
1364 | struct ctf_node *first; | |
1365 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
1366 | _BT_CTF_FIELD_TYPE_INIT(outer_field_decl); | |
1367 | struct bt_list_head *length = | |
1368 | &node_type_declarator-> | |
1369 | u.type_declarator.u.nested.length; | |
1370 | ||
1371 | /* Create array/sequence, pass nested_decl as child */ | |
1372 | if (bt_list_empty(length)) { | |
87cb75e6 PP |
1373 | _BT_LOGE_NODE(node_type_declarator, |
1374 | "Expecting length field reference or value."); | |
e98a2d6e PP |
1375 | ret = -EINVAL; |
1376 | goto error; | |
1377 | } | |
1378 | ||
1379 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1380 | if (first->type != NODE_UNARY_EXPRESSION) { | |
87cb75e6 PP |
1381 | _BT_LOGE_NODE(first, |
1382 | "Unexpected node type: node-type=%d", | |
1383 | first->type); | |
e98a2d6e PP |
1384 | ret = -EINVAL; |
1385 | goto error; | |
1386 | } | |
1387 | ||
1388 | switch (first->u.unary_expression.type) { | |
1389 | case UNARY_UNSIGNED_CONSTANT: | |
1390 | { | |
1391 | size_t len; | |
1392 | _BT_CTF_FIELD_TYPE_INIT(array_decl); | |
1393 | ||
1394 | len = first->u.unary_expression.u.unsigned_constant; | |
1395 | array_decl = bt_ctf_field_type_array_create(nested_decl, | |
1396 | len); | |
1397 | BT_PUT(nested_decl); | |
1398 | if (!array_decl) { | |
87cb75e6 PP |
1399 | _BT_LOGE_NODE(first, |
1400 | "Cannot create array field type."); | |
e98a2d6e PP |
1401 | ret = -ENOMEM; |
1402 | goto error; | |
1403 | } | |
1404 | ||
1405 | BT_MOVE(decl, array_decl); | |
1406 | break; | |
1407 | } | |
1408 | case UNARY_STRING: | |
1409 | { | |
1410 | /* Lookup unsigned integer definition, create seq. */ | |
1411 | _BT_CTF_FIELD_TYPE_INIT(seq_decl); | |
1412 | char *length_name = concatenate_unary_strings(length); | |
1413 | ||
1414 | if (!length_name) { | |
87cb75e6 PP |
1415 | _BT_LOGE_NODE(node_type_declarator, |
1416 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
1417 | ret = -EINVAL; |
1418 | goto error; | |
1419 | } | |
1420 | ||
1421 | seq_decl = bt_ctf_field_type_sequence_create( | |
1422 | nested_decl, length_name); | |
1423 | g_free(length_name); | |
1424 | BT_PUT(nested_decl); | |
1425 | if (!seq_decl) { | |
87cb75e6 PP |
1426 | _BT_LOGE_NODE(node_type_declarator, |
1427 | "Cannot create sequence field type."); | |
e98a2d6e PP |
1428 | ret = -ENOMEM; |
1429 | goto error; | |
1430 | } | |
1431 | ||
1432 | BT_MOVE(decl, seq_decl); | |
1433 | break; | |
1434 | } | |
1435 | default: | |
1436 | ret = -EINVAL; | |
1437 | goto error; | |
1438 | } | |
1439 | ||
1440 | assert(!nested_decl); | |
1441 | assert(decl); | |
1442 | assert(!*field_decl); | |
1443 | ||
1444 | /* | |
1445 | * At this point, we found the next nested declaration. | |
1446 | * We currently own this (and lost the ownership of | |
1447 | * nested_decl in the meantime). Pass this next | |
1448 | * nested declaration as the content of the outer | |
1449 | * container, MOVING its ownership. | |
1450 | */ | |
1451 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1452 | field_name, | |
1453 | node_type_declarator-> | |
1454 | u.type_declarator.u.nested.type_declarator, | |
1455 | &outer_field_decl, decl); | |
1456 | decl = NULL; | |
1457 | if (ret) { | |
1458 | assert(!outer_field_decl); | |
1459 | ret = -EINVAL; | |
1460 | goto error; | |
1461 | } | |
1462 | ||
1463 | assert(outer_field_decl); | |
1464 | BT_MOVE(*field_decl, outer_field_decl); | |
1465 | } | |
1466 | ||
1467 | end: | |
1468 | BT_PUT(nested_decl); | |
1469 | assert(*field_decl); | |
1470 | ||
1471 | return 0; | |
1472 | ||
1473 | error: | |
1474 | BT_PUT(nested_decl); | |
1475 | BT_PUT(*field_decl); | |
1476 | ||
1477 | return ret; | |
1478 | } | |
1479 | ||
1480 | static | |
1481 | int visit_struct_decl_field(struct ctx *ctx, | |
1482 | struct bt_ctf_field_type *struct_decl, | |
1483 | struct ctf_node *type_specifier_list, | |
1484 | struct bt_list_head *type_declarators) | |
1485 | { | |
1486 | int ret = 0; | |
1487 | struct ctf_node *iter; | |
1488 | _BT_CTF_FIELD_TYPE_INIT(field_decl); | |
1489 | ||
1490 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1491 | field_decl = NULL; | |
1492 | GQuark qfield_name; | |
1493 | const char *field_name; | |
1494 | _BT_CTF_FIELD_TYPE_INIT(efield_decl); | |
1495 | ||
1496 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1497 | &qfield_name, iter, &field_decl, NULL); | |
1498 | if (ret) { | |
1499 | assert(!field_decl); | |
87cb75e6 PP |
1500 | _BT_LOGE_NODE(type_specifier_list, |
1501 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1502 | goto error; |
1503 | } | |
1504 | ||
1505 | assert(field_decl); | |
1506 | field_name = g_quark_to_string(qfield_name); | |
1507 | ||
1508 | /* Check if field with same name already exists */ | |
1509 | efield_decl = | |
1510 | bt_ctf_field_type_structure_get_field_type_by_name( | |
1511 | struct_decl, field_name); | |
1512 | if (efield_decl) { | |
1513 | BT_PUT(efield_decl); | |
87cb75e6 PP |
1514 | _BT_LOGE_NODE(type_specifier_list, |
1515 | "Duplicate field in structure field type: " | |
37d21e07 | 1516 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1517 | ret = -EINVAL; |
1518 | goto error; | |
1519 | } | |
1520 | ||
1521 | /* Add field to structure */ | |
1522 | ret = bt_ctf_field_type_structure_add_field(struct_decl, | |
1523 | field_decl, field_name); | |
1524 | BT_PUT(field_decl); | |
1525 | if (ret) { | |
87cb75e6 PP |
1526 | _BT_LOGE_NODE(type_specifier_list, |
1527 | "Cannot add field to structure field type: " | |
37d21e07 PP |
1528 | "field-name=\"%s\", ret=%d", |
1529 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1530 | goto error; |
1531 | } | |
1532 | } | |
1533 | ||
1534 | return 0; | |
1535 | ||
1536 | error: | |
1537 | BT_PUT(field_decl); | |
1538 | ||
1539 | return ret; | |
1540 | } | |
1541 | ||
1542 | static | |
1543 | int visit_variant_decl_field(struct ctx *ctx, | |
1544 | struct bt_ctf_field_type *variant_decl, | |
1545 | struct ctf_node *type_specifier_list, | |
1546 | struct bt_list_head *type_declarators) | |
1547 | { | |
1548 | int ret = 0; | |
1549 | struct ctf_node *iter; | |
1550 | _BT_CTF_FIELD_TYPE_INIT(field_decl); | |
1551 | ||
1552 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1553 | field_decl = NULL; | |
1554 | GQuark qfield_name; | |
1555 | const char *field_name; | |
1556 | _BT_CTF_FIELD_TYPE_INIT(efield_decl); | |
1557 | ||
1558 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1559 | &qfield_name, iter, &field_decl, NULL); | |
1560 | if (ret) { | |
1561 | assert(!field_decl); | |
87cb75e6 PP |
1562 | _BT_LOGE_NODE(type_specifier_list, |
1563 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1564 | goto error; |
1565 | } | |
1566 | ||
1567 | assert(field_decl); | |
1568 | field_name = g_quark_to_string(qfield_name); | |
1569 | ||
1570 | /* Check if field with same name already exists */ | |
1571 | efield_decl = | |
1572 | bt_ctf_field_type_variant_get_field_type_by_name( | |
1573 | variant_decl, field_name); | |
1574 | if (efield_decl) { | |
1575 | BT_PUT(efield_decl); | |
87cb75e6 PP |
1576 | _BT_LOGE_NODE(type_specifier_list, |
1577 | "Duplicate field in variant field type: " | |
37d21e07 | 1578 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1579 | ret = -EINVAL; |
1580 | goto error; | |
1581 | } | |
1582 | ||
1583 | /* Add field to structure */ | |
1584 | ret = bt_ctf_field_type_variant_add_field(variant_decl, | |
1585 | field_decl, field_name); | |
1586 | BT_PUT(field_decl); | |
1587 | if (ret) { | |
87cb75e6 PP |
1588 | _BT_LOGE_NODE(type_specifier_list, |
1589 | "Cannot add field to variant field type: " | |
37d21e07 PP |
1590 | "field-name=\"%s\", ret=%d", |
1591 | g_quark_to_string(qfield_name), ret); | |
e98a2d6e PP |
1592 | goto error; |
1593 | } | |
1594 | } | |
1595 | ||
1596 | return 0; | |
1597 | ||
1598 | error: | |
1599 | BT_PUT(field_decl); | |
1600 | ||
1601 | return ret; | |
1602 | } | |
1603 | ||
1604 | static | |
1605 | int visit_typedef(struct ctx *ctx, struct ctf_node *type_specifier_list, | |
1606 | struct bt_list_head *type_declarators) | |
1607 | { | |
1608 | int ret = 0; | |
1609 | GQuark qidentifier; | |
1610 | struct ctf_node *iter; | |
1611 | _BT_CTF_FIELD_TYPE_INIT(type_decl); | |
1612 | ||
1613 | bt_list_for_each_entry(iter, type_declarators, siblings) { | |
1614 | ret = visit_type_declarator(ctx, type_specifier_list, | |
1615 | &qidentifier, iter, &type_decl, NULL); | |
1616 | if (ret) { | |
87cb75e6 PP |
1617 | _BT_LOGE_NODE(iter, |
1618 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1619 | ret = -EINVAL; |
1620 | goto end; | |
1621 | } | |
1622 | ||
1623 | /* Do not allow typedef and typealias of untagged variants */ | |
1624 | if (bt_ctf_field_type_is_variant(type_decl)) { | |
1625 | if (bt_ctf_field_type_variant_get_tag_name(type_decl)) { | |
87cb75e6 PP |
1626 | _BT_LOGE_NODE(iter, |
1627 | "Type definition of untagged variant field type is not allowed."); | |
e98a2d6e PP |
1628 | ret = -EPERM; |
1629 | goto end; | |
1630 | } | |
1631 | } | |
1632 | ||
1633 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1634 | g_quark_to_string(qidentifier), type_decl); | |
1635 | if (ret) { | |
87cb75e6 PP |
1636 | _BT_LOGE_NODE(iter, |
1637 | "Cannot register type definition: name=\"%s\"", | |
e98a2d6e PP |
1638 | g_quark_to_string(qidentifier)); |
1639 | goto end; | |
1640 | } | |
1641 | } | |
1642 | ||
1643 | end: | |
1644 | BT_PUT(type_decl); | |
1645 | ||
1646 | return ret; | |
1647 | } | |
1648 | ||
1649 | static | |
1650 | int visit_typealias(struct ctx *ctx, struct ctf_node *target, | |
1651 | struct ctf_node *alias) | |
1652 | { | |
1653 | int ret = 0; | |
1654 | GQuark qalias; | |
1655 | struct ctf_node *node; | |
1656 | GQuark qdummy_field_name; | |
1657 | _BT_CTF_FIELD_TYPE_INIT(type_decl); | |
1658 | ||
1659 | /* Create target type declaration */ | |
1660 | if (bt_list_empty(&target->u.typealias_target.type_declarators)) { | |
1661 | node = NULL; | |
1662 | } else { | |
1663 | node = _BT_LIST_FIRST_ENTRY( | |
1664 | &target->u.typealias_target.type_declarators, | |
1665 | struct ctf_node, siblings); | |
1666 | } | |
1667 | ||
1668 | ret = visit_type_declarator(ctx, | |
1669 | target->u.typealias_target.type_specifier_list, | |
1670 | &qdummy_field_name, node, &type_decl, NULL); | |
1671 | if (ret) { | |
1672 | assert(!type_decl); | |
87cb75e6 PP |
1673 | _BT_LOGE_NODE(node, |
1674 | "Cannot visit type declarator: ret=%d", ret); | |
e98a2d6e PP |
1675 | goto end; |
1676 | } | |
1677 | ||
1678 | /* Do not allow typedef and typealias of untagged variants */ | |
1679 | if (bt_ctf_field_type_is_variant(type_decl)) { | |
1680 | if (bt_ctf_field_type_variant_get_tag_name(type_decl)) { | |
87cb75e6 PP |
1681 | _BT_LOGE_NODE(node, |
1682 | "Type definition of untagged variant field type is not allowed."); | |
e98a2d6e PP |
1683 | ret = -EPERM; |
1684 | goto end; | |
1685 | } | |
1686 | } | |
1687 | ||
1688 | /* | |
1689 | * The semantic validator does not check whether the target is | |
1690 | * abstract or not (if it has an identifier). Check it here. | |
1691 | */ | |
1692 | if (qdummy_field_name != 0) { | |
87cb75e6 PP |
1693 | _BT_LOGE_NODE(node, |
1694 | "Expecting empty identifier: id=\"%s\"", | |
37d21e07 | 1695 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1696 | ret = -EINVAL; |
1697 | goto end; | |
1698 | } | |
1699 | ||
1700 | /* Create alias identifier */ | |
1701 | node = _BT_LIST_FIRST_ENTRY(&alias->u.typealias_alias.type_declarators, | |
1702 | struct ctf_node, siblings); | |
1703 | qalias = create_typealias_identifier(ctx, | |
1704 | alias->u.typealias_alias.type_specifier_list, node); | |
1705 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
1706 | g_quark_to_string(qalias), type_decl); | |
1707 | if (ret) { | |
87cb75e6 PP |
1708 | _BT_LOGE_NODE(node, |
1709 | "Cannot register type alias: name=\"%s\"", | |
e98a2d6e PP |
1710 | g_quark_to_string(qalias)); |
1711 | goto end; | |
1712 | } | |
1713 | ||
1714 | end: | |
1715 | BT_PUT(type_decl); | |
1716 | ||
1717 | return ret; | |
1718 | } | |
1719 | ||
1720 | static | |
1721 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
1722 | struct bt_ctf_field_type *struct_decl) | |
1723 | { | |
1724 | int ret = 0; | |
1725 | ||
1726 | switch (entry_node->type) { | |
1727 | case NODE_TYPEDEF: | |
1728 | ret = visit_typedef(ctx, | |
1729 | entry_node->u._typedef.type_specifier_list, | |
1730 | &entry_node->u._typedef.type_declarators); | |
1731 | if (ret) { | |
87cb75e6 PP |
1732 | _BT_LOGE_NODE(entry_node, |
1733 | "Cannot add type definition found in structure field type: ret=%d", | |
37d21e07 | 1734 | ret); |
e98a2d6e PP |
1735 | goto end; |
1736 | } | |
1737 | break; | |
1738 | case NODE_TYPEALIAS: | |
1739 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1740 | entry_node->u.typealias.alias); | |
1741 | if (ret) { | |
87cb75e6 PP |
1742 | _BT_LOGE_NODE(entry_node, |
1743 | "Cannot add type alias found in structure field type: ret=%d", | |
37d21e07 | 1744 | ret); |
e98a2d6e PP |
1745 | goto end; |
1746 | } | |
1747 | break; | |
1748 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1749 | /* Field */ | |
1750 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1751 | entry_node->u.struct_or_variant_declaration. | |
1752 | type_specifier_list, | |
1753 | &entry_node->u.struct_or_variant_declaration. | |
1754 | type_declarators); | |
1755 | if (ret) { | |
1756 | goto end; | |
1757 | } | |
1758 | break; | |
1759 | default: | |
87cb75e6 PP |
1760 | _BT_LOGE_NODE(entry_node, |
1761 | "Unexpected node type: node-type=%d", entry_node->type); | |
e98a2d6e PP |
1762 | ret = -EINVAL; |
1763 | goto end; | |
1764 | } | |
1765 | ||
1766 | end: | |
1767 | return ret; | |
1768 | } | |
1769 | ||
1770 | static | |
1771 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
1772 | struct bt_ctf_field_type *variant_decl) | |
1773 | { | |
1774 | int ret = 0; | |
1775 | ||
1776 | switch (entry_node->type) { | |
1777 | case NODE_TYPEDEF: | |
1778 | ret = visit_typedef(ctx, | |
1779 | entry_node->u._typedef.type_specifier_list, | |
1780 | &entry_node->u._typedef.type_declarators); | |
1781 | if (ret) { | |
87cb75e6 PP |
1782 | _BT_LOGE_NODE(entry_node, |
1783 | "Cannot add type definition found in variant field type: ret=%d", | |
37d21e07 | 1784 | ret); |
e98a2d6e PP |
1785 | goto end; |
1786 | } | |
1787 | break; | |
1788 | case NODE_TYPEALIAS: | |
1789 | ret = visit_typealias(ctx, entry_node->u.typealias.target, | |
1790 | entry_node->u.typealias.alias); | |
1791 | if (ret) { | |
87cb75e6 PP |
1792 | _BT_LOGE_NODE(entry_node, |
1793 | "Cannot add type alias found in variant field type: ret=%d", | |
37d21e07 | 1794 | ret); |
e98a2d6e PP |
1795 | goto end; |
1796 | } | |
1797 | break; | |
1798 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1799 | /* Field */ | |
1800 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1801 | entry_node->u.struct_or_variant_declaration. | |
1802 | type_specifier_list, | |
1803 | &entry_node->u.struct_or_variant_declaration. | |
1804 | type_declarators); | |
1805 | if (ret) { | |
1806 | goto end; | |
1807 | } | |
1808 | break; | |
1809 | default: | |
87cb75e6 PP |
1810 | _BT_LOGE_NODE(entry_node, |
1811 | "Unexpected node type: node-type=%d", | |
37d21e07 | 1812 | entry_node->type); |
e98a2d6e PP |
1813 | ret = -EINVAL; |
1814 | goto end; | |
1815 | } | |
1816 | ||
1817 | end: | |
1818 | return ret; | |
1819 | } | |
1820 | ||
1821 | static | |
1822 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
1823 | struct bt_list_head *decl_list, int has_body, | |
1824 | struct bt_list_head *min_align, | |
1825 | struct bt_ctf_field_type **struct_decl) | |
1826 | { | |
1827 | int ret = 0; | |
1828 | ||
1829 | *struct_decl = NULL; | |
1830 | ||
1831 | /* For named struct (without body), lookup in declaration scope */ | |
1832 | if (!has_body) { | |
1833 | _BT_CTF_FIELD_TYPE_INIT(struct_decl_copy); | |
1834 | ||
1835 | if (!name) { | |
87cb75e6 | 1836 | BT_LOGE_STR("Bodyless structure field type: missing name."); |
e98a2d6e PP |
1837 | ret = -EPERM; |
1838 | goto error; | |
1839 | } | |
1840 | ||
1841 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, | |
1842 | name, -1); | |
1843 | if (!*struct_decl) { | |
37d21e07 PP |
1844 | BT_LOGE("Cannot find structure field type: name=\"struct %s\"", |
1845 | name); | |
e98a2d6e PP |
1846 | ret = -EINVAL; |
1847 | goto error; | |
1848 | } | |
1849 | ||
1850 | /* Make a copy of it */ | |
1851 | struct_decl_copy = bt_ctf_field_type_copy(*struct_decl); | |
1852 | if (!struct_decl_copy) { | |
37d21e07 | 1853 | BT_LOGE_STR("Cannot create copy of structure field type."); |
e98a2d6e PP |
1854 | ret = -EINVAL; |
1855 | goto error; | |
1856 | } | |
1857 | ||
1858 | BT_MOVE(*struct_decl, struct_decl_copy); | |
1859 | } else { | |
1860 | struct ctf_node *entry_node; | |
1861 | uint64_t min_align_value = 0; | |
1862 | ||
1863 | if (name) { | |
1864 | _BT_CTF_FIELD_TYPE_INIT(estruct_decl); | |
1865 | ||
1866 | estruct_decl = ctx_decl_scope_lookup_struct( | |
1867 | ctx->current_scope, name, 1); | |
1868 | if (estruct_decl) { | |
1869 | BT_PUT(estruct_decl); | |
37d21e07 PP |
1870 | BT_LOGE("Structure field type already declared in local scope: " |
1871 | "name=\"struct %s\"", name); | |
e98a2d6e PP |
1872 | ret = -EINVAL; |
1873 | goto error; | |
1874 | } | |
1875 | } | |
1876 | ||
1877 | if (!bt_list_empty(min_align)) { | |
1878 | ret = get_unary_unsigned(min_align, &min_align_value); | |
1879 | if (ret) { | |
37d21e07 PP |
1880 | BT_LOGE("Unexpected unary expression for structure field type's `align` attribute: " |
1881 | "ret=%d", ret); | |
e98a2d6e PP |
1882 | goto error; |
1883 | } | |
1884 | } | |
1885 | ||
1886 | *struct_decl = bt_ctf_field_type_structure_create(); | |
1887 | if (!*struct_decl) { | |
37d21e07 | 1888 | BT_LOGE_STR("Cannot create empty structure field type."); |
e98a2d6e PP |
1889 | ret = -ENOMEM; |
1890 | goto error; | |
1891 | } | |
1892 | ||
539fd01b JG |
1893 | if (min_align_value != 0) { |
1894 | ret = bt_ctf_field_type_set_alignment(*struct_decl, | |
1895 | min_align_value); | |
1896 | if (ret) { | |
37d21e07 PP |
1897 | BT_LOGE("Cannot set structure field type's alignment: " |
1898 | "ret=%d", ret); | |
539fd01b JG |
1899 | goto error; |
1900 | } | |
1901 | } | |
1902 | ||
e98a2d6e PP |
1903 | ret = ctx_push_scope(ctx); |
1904 | if (ret) { | |
37d21e07 | 1905 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
1906 | goto error; |
1907 | } | |
1908 | ||
1909 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1910 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1911 | *struct_decl); | |
1912 | if (ret) { | |
87cb75e6 PP |
1913 | _BT_LOGE_NODE(entry_node, |
1914 | "Cannot visit structure field type entry: " | |
1915 | "ret=%d", ret); | |
e98a2d6e PP |
1916 | ctx_pop_scope(ctx); |
1917 | goto error; | |
1918 | } | |
1919 | } | |
1920 | ||
1921 | ctx_pop_scope(ctx); | |
1922 | ||
1923 | if (name) { | |
1924 | ret = ctx_decl_scope_register_struct(ctx->current_scope, | |
1925 | name, *struct_decl); | |
1926 | if (ret) { | |
37d21e07 PP |
1927 | BT_LOGE("Cannot register structure field type in declaration scope: " |
1928 | "name=\"struct %s\", ret=%d", name, ret); | |
e98a2d6e PP |
1929 | goto error; |
1930 | } | |
1931 | } | |
1932 | } | |
1933 | ||
1934 | return 0; | |
1935 | ||
1936 | error: | |
1937 | BT_PUT(*struct_decl); | |
1938 | ||
1939 | return ret; | |
1940 | } | |
1941 | ||
1942 | static | |
1943 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1944 | const char *tag, struct bt_list_head *decl_list, | |
1945 | int has_body, struct bt_ctf_field_type **variant_decl) | |
1946 | { | |
1947 | int ret = 0; | |
1948 | _BT_CTF_FIELD_TYPE_INIT(untagged_variant_decl); | |
1949 | ||
1950 | *variant_decl = NULL; | |
1951 | ||
1952 | /* For named variant (without body), lookup in declaration scope */ | |
1953 | if (!has_body) { | |
1954 | _BT_CTF_FIELD_TYPE_INIT(variant_decl_copy); | |
1955 | ||
1956 | if (!name) { | |
87cb75e6 | 1957 | BT_LOGE_STR("Bodyless variant field type: missing name."); |
e98a2d6e PP |
1958 | ret = -EPERM; |
1959 | goto error; | |
1960 | } | |
1961 | ||
1962 | untagged_variant_decl = | |
1963 | ctx_decl_scope_lookup_variant(ctx->current_scope, | |
1964 | name, -1); | |
1965 | if (!untagged_variant_decl) { | |
37d21e07 PP |
1966 | BT_LOGE("Cannot find variant field type: name=\"variant %s\"", |
1967 | name); | |
e98a2d6e PP |
1968 | ret = -EINVAL; |
1969 | goto error; | |
1970 | } | |
1971 | ||
1972 | /* Make a copy of it */ | |
1973 | variant_decl_copy = bt_ctf_field_type_copy( | |
1974 | untagged_variant_decl); | |
1975 | if (!variant_decl_copy) { | |
37d21e07 | 1976 | BT_LOGE_STR("Cannot create copy of variant field type."); |
e98a2d6e PP |
1977 | ret = -EINVAL; |
1978 | goto error; | |
1979 | } | |
1980 | ||
1981 | BT_MOVE(untagged_variant_decl, variant_decl_copy); | |
1982 | } else { | |
1983 | struct ctf_node *entry_node; | |
1984 | ||
1985 | if (name) { | |
1986 | struct bt_ctf_field_type *evariant_decl = | |
1987 | ctx_decl_scope_lookup_struct(ctx->current_scope, | |
1988 | name, 1); | |
1989 | ||
1990 | if (evariant_decl) { | |
1991 | BT_PUT(evariant_decl); | |
37d21e07 PP |
1992 | BT_LOGE("Variant field type already declared in local scope: " |
1993 | "name=\"variant %s\"", name); | |
e98a2d6e PP |
1994 | ret = -EINVAL; |
1995 | goto error; | |
1996 | } | |
1997 | } | |
1998 | ||
1999 | untagged_variant_decl = bt_ctf_field_type_variant_create(NULL, | |
2000 | NULL); | |
2001 | if (!untagged_variant_decl) { | |
37d21e07 | 2002 | BT_LOGE_STR("Cannot create empty variant field type."); |
e98a2d6e PP |
2003 | ret = -ENOMEM; |
2004 | goto error; | |
2005 | } | |
2006 | ||
2007 | ret = ctx_push_scope(ctx); | |
2008 | if (ret) { | |
37d21e07 | 2009 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
2010 | goto error; |
2011 | } | |
2012 | ||
2013 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
2014 | ret = visit_variant_decl_entry(ctx, entry_node, | |
2015 | untagged_variant_decl); | |
2016 | if (ret) { | |
87cb75e6 PP |
2017 | _BT_LOGE_NODE(entry_node, |
2018 | "Cannot visit variant field type entry: " | |
2019 | "ret=%d", ret); | |
e98a2d6e PP |
2020 | ctx_pop_scope(ctx); |
2021 | goto error; | |
2022 | } | |
2023 | } | |
2024 | ||
2025 | ctx_pop_scope(ctx); | |
2026 | ||
2027 | if (name) { | |
2028 | ret = ctx_decl_scope_register_variant( | |
2029 | ctx->current_scope, name, | |
2030 | untagged_variant_decl); | |
2031 | if (ret) { | |
37d21e07 PP |
2032 | BT_LOGE("Cannot register variant field type in declaration scope: " |
2033 | "name=\"variant %s\", ret=%d", name, ret); | |
e98a2d6e PP |
2034 | goto error; |
2035 | } | |
2036 | } | |
2037 | } | |
2038 | ||
2039 | /* | |
2040 | * If tagged, create tagged variant and return; otherwise | |
2041 | * return untagged variant. | |
2042 | */ | |
2043 | if (!tag) { | |
2044 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
2045 | } else { | |
2046 | /* | |
2047 | * At this point, we have a fresh untagged variant; nobody | |
2048 | * else owns it. Set its tag now. | |
2049 | */ | |
2050 | ret = bt_ctf_field_type_variant_set_tag_name( | |
2051 | untagged_variant_decl, tag); | |
2052 | if (ret) { | |
87cb75e6 PP |
2053 | BT_LOGE("Cannot set variant field type's tag name: " |
2054 | "tag-name=\"%s\"", tag); | |
e98a2d6e PP |
2055 | goto error; |
2056 | } | |
2057 | ||
2058 | BT_MOVE(*variant_decl, untagged_variant_decl); | |
2059 | } | |
2060 | ||
2061 | assert(!untagged_variant_decl); | |
2062 | assert(*variant_decl); | |
2063 | ||
2064 | return 0; | |
2065 | ||
2066 | error: | |
2067 | BT_PUT(untagged_variant_decl); | |
2068 | BT_PUT(*variant_decl); | |
2069 | ||
2070 | return ret; | |
2071 | } | |
2072 | ||
2073 | static | |
2074 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
2075 | struct bt_ctf_field_type *enum_decl, int64_t *last, int is_signed) | |
2076 | { | |
2077 | int ret = 0; | |
2078 | int nr_vals = 0; | |
2079 | struct ctf_node *iter; | |
2080 | int64_t start = 0, end = 0; | |
2081 | const char *label = enumerator->u.enumerator.id; | |
2082 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
2083 | ||
2084 | bt_list_for_each_entry(iter, values, siblings) { | |
2085 | int64_t *target; | |
2086 | ||
2087 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
87cb75e6 PP |
2088 | _BT_LOGE_NODE(iter, |
2089 | "Wrong expression for enumeration field type label: " | |
37d21e07 | 2090 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
2091 | label); |
2092 | ret = -EINVAL; | |
2093 | goto error; | |
2094 | } | |
2095 | ||
2096 | if (nr_vals == 0) { | |
2097 | target = &start; | |
2098 | } else { | |
2099 | target = &end; | |
2100 | } | |
2101 | ||
2102 | switch (iter->u.unary_expression.type) { | |
2103 | case UNARY_SIGNED_CONSTANT: | |
2104 | *target = iter->u.unary_expression.u.signed_constant; | |
2105 | break; | |
2106 | case UNARY_UNSIGNED_CONSTANT: | |
2107 | *target = (int64_t) | |
2108 | iter->u.unary_expression.u.unsigned_constant; | |
2109 | break; | |
2110 | default: | |
87cb75e6 PP |
2111 | _BT_LOGE_NODE(iter, |
2112 | "Invalid enumeration field type entry: " | |
37d21e07 PP |
2113 | "expecting constant signed or unsigned integer: " |
2114 | "node-type=%d, label=\"%s\"", | |
2115 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2116 | ret = -EINVAL; |
2117 | goto error; | |
2118 | } | |
2119 | ||
2120 | if (nr_vals > 1) { | |
87cb75e6 PP |
2121 | _BT_LOGE_NODE(iter, |
2122 | "Invalid enumeration field type entry: label=\"%s\"", | |
e98a2d6e PP |
2123 | label); |
2124 | ret = -EINVAL; | |
2125 | goto error; | |
2126 | } | |
2127 | ||
2128 | nr_vals++; | |
2129 | } | |
2130 | ||
2131 | if (nr_vals == 0) { | |
2132 | start = *last; | |
2133 | } | |
2134 | ||
2135 | if (nr_vals <= 1) { | |
2136 | end = start; | |
2137 | } | |
2138 | ||
2139 | *last = end + 1; | |
2140 | ||
2141 | if (is_signed) { | |
2142 | ret = bt_ctf_field_type_enumeration_add_mapping(enum_decl, label, | |
2143 | start, end); | |
2144 | } else { | |
2145 | ret = bt_ctf_field_type_enumeration_add_mapping_unsigned(enum_decl, | |
2146 | label, (uint64_t) start, (uint64_t) end); | |
2147 | } | |
2148 | if (ret) { | |
87cb75e6 PP |
2149 | _BT_LOGE_NODE(enumerator, |
2150 | "Cannot add mapping to enumeration field type: " | |
37d21e07 PP |
2151 | "label=\"%s\", ret=%d, " |
2152 | "start-value-unsigned=%" PRIu64 ", " | |
2153 | "end-value-unsigned=%" PRIu64, label, ret, | |
2154 | (uint64_t) start, (uint64_t) end); | |
e98a2d6e PP |
2155 | goto error; |
2156 | } | |
2157 | ||
2158 | return 0; | |
2159 | ||
2160 | error: | |
2161 | return ret; | |
2162 | } | |
2163 | ||
2164 | static | |
2165 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
2166 | struct ctf_node *container_type, | |
2167 | struct bt_list_head *enumerator_list, | |
2168 | int has_body, | |
2169 | struct bt_ctf_field_type **enum_decl) | |
2170 | { | |
2171 | int ret = 0; | |
2172 | GQuark qdummy_id; | |
2173 | _BT_CTF_FIELD_TYPE_INIT(integer_decl); | |
2174 | ||
2175 | *enum_decl = NULL; | |
2176 | ||
2177 | /* For named enum (without body), lookup in declaration scope */ | |
2178 | if (!has_body) { | |
2179 | _BT_CTF_FIELD_TYPE_INIT(enum_decl_copy); | |
2180 | ||
2181 | if (!name) { | |
87cb75e6 | 2182 | BT_LOGE_STR("Bodyless enumeration field type: missing name."); |
e98a2d6e PP |
2183 | ret = -EPERM; |
2184 | goto error; | |
2185 | } | |
2186 | ||
2187 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, | |
2188 | name, -1); | |
2189 | if (!*enum_decl) { | |
37d21e07 PP |
2190 | BT_LOGE("Cannot find enumeration field type: " |
2191 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2192 | ret = -EINVAL; |
2193 | goto error; | |
2194 | } | |
2195 | ||
2196 | /* Make a copy of it */ | |
2197 | enum_decl_copy = bt_ctf_field_type_copy(*enum_decl); | |
2198 | if (!enum_decl_copy) { | |
37d21e07 | 2199 | BT_LOGE_STR("Cannot create copy of enumeration field type."); |
e98a2d6e PP |
2200 | ret = -EINVAL; |
2201 | goto error; | |
2202 | } | |
2203 | ||
2204 | BT_PUT(*enum_decl); | |
2205 | BT_MOVE(*enum_decl, enum_decl_copy); | |
2206 | } else { | |
2207 | struct ctf_node *iter; | |
2208 | int64_t last_value = 0; | |
2209 | ||
2210 | if (name) { | |
2211 | _BT_CTF_FIELD_TYPE_INIT(eenum_decl); | |
2212 | ||
2213 | eenum_decl = ctx_decl_scope_lookup_enum( | |
2214 | ctx->current_scope, name, 1); | |
2215 | if (eenum_decl) { | |
2216 | BT_PUT(eenum_decl); | |
37d21e07 PP |
2217 | BT_LOGE("Enumeration field type already declared in local scope: " |
2218 | "name=\"enum %s\"", name); | |
e98a2d6e PP |
2219 | ret = -EINVAL; |
2220 | goto error; | |
2221 | } | |
2222 | } | |
2223 | ||
2224 | if (!container_type) { | |
2225 | integer_decl = ctx_decl_scope_lookup_alias( | |
2226 | ctx->current_scope, "int", -1); | |
2227 | if (!integer_decl) { | |
37d21e07 | 2228 | BT_LOGE_STR("Cannot find implicit `int` field type alias for enumeration field type."); |
e98a2d6e PP |
2229 | ret = -EINVAL; |
2230 | goto error; | |
2231 | } | |
2232 | } else { | |
2233 | ret = visit_type_declarator(ctx, container_type, | |
2234 | &qdummy_id, NULL, &integer_decl, NULL); | |
2235 | if (ret) { | |
2236 | assert(!integer_decl); | |
2237 | ret = -EINVAL; | |
2238 | goto error; | |
2239 | } | |
2240 | } | |
2241 | ||
2242 | assert(integer_decl); | |
2243 | ||
2244 | if (!bt_ctf_field_type_is_integer(integer_decl)) { | |
37d21e07 PP |
2245 | BT_LOGE("Container field type for enumeration field type is not an integer field type: " |
2246 | "ft-id=%s", | |
2247 | bt_ctf_field_type_id_string( | |
2248 | bt_ctf_field_type_get_type_id(integer_decl))); | |
e98a2d6e PP |
2249 | ret = -EINVAL; |
2250 | goto error; | |
2251 | } | |
2252 | ||
2253 | *enum_decl = bt_ctf_field_type_enumeration_create(integer_decl); | |
2254 | if (!*enum_decl) { | |
37d21e07 | 2255 | BT_LOGE_STR("Cannot create enumeration field type."); |
e98a2d6e PP |
2256 | ret = -ENOMEM; |
2257 | goto error; | |
2258 | } | |
2259 | ||
2260 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2261 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
2262 | &last_value, | |
2263 | bt_ctf_field_type_integer_get_signed(integer_decl)); | |
2264 | if (ret) { | |
87cb75e6 PP |
2265 | _BT_LOGE_NODE(iter, |
2266 | "Cannot visit enumeration field type entry: " | |
2267 | "ret=%d", ret); | |
e98a2d6e PP |
2268 | goto error; |
2269 | } | |
2270 | } | |
2271 | ||
2272 | if (name) { | |
2273 | ret = ctx_decl_scope_register_enum(ctx->current_scope, | |
2274 | name, *enum_decl); | |
2275 | if (ret) { | |
87cb75e6 PP |
2276 | BT_LOGE("Cannot register enumeration field type in declaration scope: " |
2277 | "ret=%d", ret); | |
e98a2d6e PP |
2278 | goto error; |
2279 | } | |
2280 | } | |
2281 | } | |
2282 | ||
2283 | BT_PUT(integer_decl); | |
2284 | ||
2285 | return 0; | |
2286 | ||
2287 | error: | |
2288 | BT_PUT(integer_decl); | |
2289 | BT_PUT(*enum_decl); | |
2290 | ||
2291 | return ret; | |
2292 | } | |
2293 | ||
2294 | static | |
2295 | int visit_type_specifier(struct ctx *ctx, | |
2296 | struct ctf_node *type_specifier_list, | |
2297 | struct bt_ctf_field_type **decl) | |
2298 | { | |
2299 | int ret = 0; | |
2300 | GString *str = NULL; | |
2301 | _BT_CTF_FIELD_TYPE_INIT(decl_copy); | |
2302 | ||
2303 | *decl = NULL; | |
2304 | str = g_string_new(""); | |
2305 | ret = get_type_specifier_list_name(ctx, type_specifier_list, str); | |
2306 | if (ret) { | |
87cb75e6 PP |
2307 | _BT_LOGE_NODE(type_specifier_list, |
2308 | "Cannot get type specifier list's name: ret=%d", ret); | |
e98a2d6e PP |
2309 | goto error; |
2310 | } | |
2311 | ||
2312 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1); | |
2313 | if (!*decl) { | |
87cb75e6 PP |
2314 | _BT_LOGE_NODE(type_specifier_list, |
2315 | "Cannot find type alias: name=\"%s\"", str->str); | |
e98a2d6e PP |
2316 | ret = -EINVAL; |
2317 | goto error; | |
2318 | } | |
2319 | ||
2320 | /* Make a copy of the type declaration */ | |
2321 | decl_copy = bt_ctf_field_type_copy(*decl); | |
2322 | if (!decl_copy) { | |
87cb75e6 PP |
2323 | _BT_LOGE_NODE(type_specifier_list, |
2324 | "Cannot create field type copy."); | |
e98a2d6e PP |
2325 | ret = -EINVAL; |
2326 | goto error; | |
2327 | } | |
2328 | ||
2329 | BT_MOVE(*decl, decl_copy); | |
2330 | (void) g_string_free(str, TRUE); | |
2331 | str = NULL; | |
2332 | ||
2333 | return 0; | |
2334 | ||
2335 | error: | |
2336 | if (str) { | |
2337 | (void) g_string_free(str, TRUE); | |
2338 | } | |
2339 | ||
2340 | BT_PUT(*decl); | |
2341 | ||
2342 | return ret; | |
2343 | } | |
2344 | ||
2345 | static | |
2346 | int visit_integer_decl(struct ctx *ctx, | |
2347 | struct bt_list_head *expressions, | |
2348 | struct bt_ctf_field_type **integer_decl) | |
2349 | { | |
2350 | int set = 0; | |
2351 | int ret = 0; | |
2352 | int signedness = 0; | |
2353 | struct ctf_node *expression; | |
2354 | uint64_t alignment = 0, size = 0; | |
ac0c6bdd | 2355 | struct bt_ctf_clock_class *mapped_clock = NULL; |
e98a2d6e PP |
2356 | enum bt_ctf_string_encoding encoding = BT_CTF_STRING_ENCODING_NONE; |
2357 | enum bt_ctf_integer_base base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2358 | enum bt_ctf_byte_order byte_order = | |
8a716c8d | 2359 | bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
2360 | |
2361 | *integer_decl = NULL; | |
2362 | ||
2363 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2364 | struct ctf_node *left, *right; | |
2365 | ||
2366 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2367 | struct ctf_node, siblings); | |
2368 | right = _BT_LIST_FIRST_ENTRY( | |
2369 | &expression->u.ctf_expression.right, struct ctf_node, | |
2370 | siblings); | |
2371 | ||
2372 | if (left->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2373 | _BT_LOGE_NODE(left, |
2374 | "Unexpected unary expression type: type=%d", | |
2375 | left->u.unary_expression.type); | |
e98a2d6e PP |
2376 | ret = -EINVAL; |
2377 | goto error; | |
2378 | } | |
2379 | ||
2380 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
2381 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
87cb75e6 | 2382 | _BT_LOGE_DUP_ATTR(left, "signed", |
37d21e07 | 2383 | "integer field type"); |
e98a2d6e PP |
2384 | ret = -EPERM; |
2385 | goto error; | |
2386 | } | |
2387 | ||
55314f2a | 2388 | signedness = get_boolean(right); |
e98a2d6e | 2389 | if (signedness < 0) { |
87cb75e6 PP |
2390 | _BT_LOGE_NODE(right, |
2391 | "Invalid boolean value for integer field type's `signed` attribute: " | |
2392 | "ret=%d", ret); | |
e98a2d6e PP |
2393 | ret = -EINVAL; |
2394 | goto error; | |
2395 | } | |
2396 | ||
2397 | _SET(&set, _INTEGER_SIGNED_SET); | |
2398 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2399 | "byte_order")) { | |
2400 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
87cb75e6 | 2401 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
37d21e07 | 2402 | "integer field type"); |
e98a2d6e PP |
2403 | ret = -EPERM; |
2404 | goto error; | |
2405 | } | |
2406 | ||
2407 | byte_order = get_real_byte_order(ctx, right); | |
2408 | if (byte_order == BT_CTF_BYTE_ORDER_UNKNOWN) { | |
87cb75e6 PP |
2409 | _BT_LOGE_NODE(right, |
2410 | "Invalid `byte_order` attribute in integer field type: " | |
37d21e07 | 2411 | "ret=%d", ret); |
e98a2d6e PP |
2412 | ret = -EINVAL; |
2413 | goto error; | |
2414 | } | |
2415 | ||
2416 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2417 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { | |
2418 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
87cb75e6 | 2419 | _BT_LOGE_DUP_ATTR(left, "size", |
37d21e07 | 2420 | "integer field type"); |
e98a2d6e PP |
2421 | ret = -EPERM; |
2422 | goto error; | |
2423 | } | |
2424 | ||
2425 | if (right->u.unary_expression.type != | |
2426 | UNARY_UNSIGNED_CONSTANT) { | |
87cb75e6 PP |
2427 | _BT_LOGE_NODE(right, |
2428 | "Invalid `size` attribute in integer field type: " | |
37d21e07 PP |
2429 | "expecting unsigned constant integer: " |
2430 | "node-type=%d", | |
2431 | right->u.unary_expression.type); | |
e98a2d6e PP |
2432 | ret = -EINVAL; |
2433 | goto error; | |
2434 | } | |
2435 | ||
2436 | size = right->u.unary_expression.u.unsigned_constant; | |
2437 | if (size == 0) { | |
87cb75e6 PP |
2438 | _BT_LOGE_NODE(right, |
2439 | "Invalid `size` attribute in integer field type: " | |
37d21e07 PP |
2440 | "expecting positive constant integer: " |
2441 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2442 | ret = -EINVAL; |
2443 | goto error; | |
2444 | } else if (size > 64) { | |
87cb75e6 PP |
2445 | _BT_LOGE_NODE(right, |
2446 | "Invalid `size` attribute in integer field type: " | |
37d21e07 PP |
2447 | "integer fields over 64 bits are not supported as of this version: " |
2448 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2449 | ret = -EINVAL; |
2450 | goto error; | |
2451 | } | |
2452 | ||
2453 | _SET(&set, _INTEGER_SIZE_SET); | |
2454 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2455 | "align")) { | |
2456 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
87cb75e6 | 2457 | _BT_LOGE_DUP_ATTR(left, "align", |
37d21e07 | 2458 | "integer field type"); |
e98a2d6e PP |
2459 | ret = -EPERM; |
2460 | goto error; | |
2461 | } | |
2462 | ||
2463 | if (right->u.unary_expression.type != | |
2464 | UNARY_UNSIGNED_CONSTANT) { | |
87cb75e6 PP |
2465 | _BT_LOGE_NODE(right, |
2466 | "Invalid `align` attribute in integer field type: " | |
37d21e07 PP |
2467 | "expecting unsigned constant integer: " |
2468 | "node-type=%d", | |
2469 | right->u.unary_expression.type); | |
e98a2d6e PP |
2470 | ret = -EINVAL; |
2471 | goto error; | |
2472 | } | |
2473 | ||
2474 | alignment = | |
2475 | right->u.unary_expression.u.unsigned_constant; | |
2476 | if (!is_align_valid(alignment)) { | |
87cb75e6 PP |
2477 | _BT_LOGE_NODE(right, |
2478 | "Invalid `align` attribute in integer field type: " | |
37d21e07 PP |
2479 | "expecting power of two: " |
2480 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2481 | ret = -EINVAL; |
2482 | goto error; | |
2483 | } | |
2484 | ||
2485 | _SET(&set, _INTEGER_ALIGN_SET); | |
2486 | } else if (!strcmp(left->u.unary_expression.u.string, "base")) { | |
2487 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
87cb75e6 PP |
2488 | _BT_LOGE_DUP_ATTR(left, "base", |
2489 | "integer field type"); | |
e98a2d6e PP |
2490 | ret = -EPERM; |
2491 | goto error; | |
2492 | } | |
2493 | ||
2494 | switch (right->u.unary_expression.type) { | |
2495 | case UNARY_UNSIGNED_CONSTANT: | |
2496 | { | |
2497 | uint64_t constant = right->u.unary_expression. | |
2498 | u.unsigned_constant; | |
2499 | ||
2500 | switch (constant) { | |
2501 | case 2: | |
2502 | base = BT_CTF_INTEGER_BASE_BINARY; | |
2503 | break; | |
2504 | case 8: | |
2505 | base = BT_CTF_INTEGER_BASE_OCTAL; | |
2506 | break; | |
2507 | case 10: | |
2508 | base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2509 | break; | |
2510 | case 16: | |
2511 | base = BT_CTF_INTEGER_BASE_HEXADECIMAL; | |
2512 | break; | |
2513 | default: | |
87cb75e6 PP |
2514 | _BT_LOGE_NODE(right, |
2515 | "Invalid `base` attribute in integer field type: " | |
37d21e07 | 2516 | "base=%" PRIu64, |
e98a2d6e PP |
2517 | right->u.unary_expression.u.unsigned_constant); |
2518 | ret = -EINVAL; | |
2519 | goto error; | |
2520 | } | |
2521 | break; | |
2522 | } | |
2523 | case UNARY_STRING: | |
2524 | { | |
2525 | char *s_right = concatenate_unary_strings( | |
2526 | &expression->u.ctf_expression.right); | |
2527 | if (!s_right) { | |
87cb75e6 PP |
2528 | _BT_LOGE_NODE(right, |
2529 | "Unexpected unary expression for integer field type's `base` attribute."); | |
e98a2d6e PP |
2530 | ret = -EINVAL; |
2531 | goto error; | |
2532 | } | |
2533 | ||
2534 | if (!strcmp(s_right, "decimal") || | |
2535 | !strcmp(s_right, "dec") || | |
2536 | !strcmp(s_right, "d") || | |
2537 | !strcmp(s_right, "i") || | |
2538 | !strcmp(s_right, "u")) { | |
2539 | base = BT_CTF_INTEGER_BASE_DECIMAL; | |
2540 | } else if (!strcmp(s_right, "hexadecimal") || | |
2541 | !strcmp(s_right, "hex") || | |
2542 | !strcmp(s_right, "x") || | |
2543 | !strcmp(s_right, "X") || | |
2544 | !strcmp(s_right, "p")) { | |
2545 | base = BT_CTF_INTEGER_BASE_HEXADECIMAL; | |
2546 | } else if (!strcmp(s_right, "octal") || | |
2547 | !strcmp(s_right, "oct") || | |
2548 | !strcmp(s_right, "o")) { | |
2549 | base = BT_CTF_INTEGER_BASE_OCTAL; | |
2550 | } else if (!strcmp(s_right, "binary") || | |
2551 | !strcmp(s_right, "b")) { | |
2552 | base = BT_CTF_INTEGER_BASE_BINARY; | |
2553 | } else { | |
87cb75e6 PP |
2554 | _BT_LOGE_NODE(right, |
2555 | "Unexpected unary expression for integer field type's `base` attribute: " | |
37d21e07 | 2556 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2557 | g_free(s_right); |
2558 | ret = -EINVAL; | |
2559 | goto error; | |
2560 | } | |
2561 | ||
2562 | g_free(s_right); | |
2563 | break; | |
2564 | } | |
2565 | default: | |
87cb75e6 PP |
2566 | _BT_LOGE_NODE(right, |
2567 | "Invalid `base` attribute in integer field type: " | |
37d21e07 | 2568 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2569 | ret = -EINVAL; |
2570 | goto error; | |
2571 | } | |
2572 | ||
2573 | _SET(&set, _INTEGER_BASE_SET); | |
2574 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2575 | "encoding")) { | |
2576 | char *s_right; | |
2577 | ||
2578 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
87cb75e6 | 2579 | _BT_LOGE_DUP_ATTR(left, "encoding", |
37d21e07 | 2580 | "integer field type"); |
e98a2d6e PP |
2581 | ret = -EPERM; |
2582 | goto error; | |
2583 | } | |
2584 | ||
2585 | if (right->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2586 | _BT_LOGE_NODE(right, |
2587 | "Invalid `encoding` attribute in integer field type: " | |
37d21e07 | 2588 | "expecting unary string."); |
e98a2d6e PP |
2589 | ret = -EINVAL; |
2590 | goto error; | |
2591 | } | |
2592 | ||
2593 | s_right = concatenate_unary_strings( | |
2594 | &expression->u.ctf_expression.right); | |
2595 | if (!s_right) { | |
87cb75e6 PP |
2596 | _BT_LOGE_NODE(right, |
2597 | "Unexpected unary expression for integer field type's `encoding` attribute."); | |
e98a2d6e PP |
2598 | ret = -EINVAL; |
2599 | goto error; | |
2600 | } | |
2601 | ||
2602 | if (!strcmp(s_right, "UTF8") || | |
2603 | !strcmp(s_right, "utf8") || | |
2604 | !strcmp(s_right, "utf-8") || | |
2605 | !strcmp(s_right, "UTF-8")) { | |
2606 | encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2607 | } else if (!strcmp(s_right, "ASCII") || | |
2608 | !strcmp(s_right, "ascii")) { | |
2609 | encoding = BT_CTF_STRING_ENCODING_ASCII; | |
2610 | } else if (!strcmp(s_right, "none")) { | |
2611 | encoding = BT_CTF_STRING_ENCODING_NONE; | |
2612 | } else { | |
87cb75e6 PP |
2613 | _BT_LOGE_NODE(right, |
2614 | "Invalid `encoding` attribute in integer field type: " | |
37d21e07 | 2615 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2616 | s_right); |
2617 | g_free(s_right); | |
2618 | ret = -EINVAL; | |
2619 | goto error; | |
2620 | } | |
2621 | ||
2622 | g_free(s_right); | |
2623 | _SET(&set, _INTEGER_ENCODING_SET); | |
2624 | } else if (!strcmp(left->u.unary_expression.u.string, "map")) { | |
2625 | const char *clock_name; | |
2626 | ||
2627 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
87cb75e6 PP |
2628 | _BT_LOGE_DUP_ATTR(left, "map", |
2629 | "integer field type"); | |
e98a2d6e PP |
2630 | ret = -EPERM; |
2631 | goto error; | |
2632 | } | |
2633 | ||
2634 | if (right->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2635 | _BT_LOGE_NODE(right, |
2636 | "Invalid `map` attribute in integer field type: " | |
37d21e07 | 2637 | "expecting unary string."); |
e98a2d6e PP |
2638 | ret = -EINVAL; |
2639 | goto error; | |
2640 | } | |
2641 | ||
2642 | clock_name = | |
2643 | get_map_clock_name_value( | |
2644 | &expression->u.ctf_expression.right); | |
2645 | if (!clock_name) { | |
2646 | char *s_right = concatenate_unary_strings( | |
2647 | &expression->u.ctf_expression.right); | |
2648 | ||
2649 | if (!s_right) { | |
87cb75e6 PP |
2650 | _BT_LOGE_NODE(right, |
2651 | "Unexpected unary expression for integer field type's `map` attribute."); | |
e98a2d6e PP |
2652 | ret = -EINVAL; |
2653 | goto error; | |
2654 | } | |
2655 | ||
87cb75e6 PP |
2656 | _BT_LOGE_NODE(right, |
2657 | "Invalid `map` attribute in integer field type: " | |
37d21e07 | 2658 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2659 | s_right); |
2660 | _SET(&set, _INTEGER_MAP_SET); | |
2661 | g_free(s_right); | |
2662 | continue; | |
2663 | } | |
2664 | ||
ac0c6bdd | 2665 | mapped_clock = bt_ctf_trace_get_clock_class_by_name( |
e98a2d6e PP |
2666 | ctx->trace, clock_name); |
2667 | if (!mapped_clock) { | |
87cb75e6 PP |
2668 | _BT_LOGE_NODE(right, |
2669 | "Invalid `map` attribute in integer field type: " | |
37d21e07 | 2670 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2671 | clock_name); |
2672 | ret = -EINVAL; | |
2673 | goto error; | |
2674 | } | |
2675 | ||
2676 | _SET(&set, _INTEGER_MAP_SET); | |
2677 | } else { | |
87cb75e6 PP |
2678 | _BT_LOGW_NODE(left, |
2679 | "Unknown attribute in integer field type: " | |
37d21e07 | 2680 | "attr-name=\"%s\"", |
e98a2d6e PP |
2681 | left->u.unary_expression.u.string); |
2682 | } | |
2683 | } | |
2684 | ||
2685 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
37d21e07 | 2686 | BT_LOGE_STR("Missing `size` attribute in integer field type."); |
e98a2d6e PP |
2687 | ret = -EPERM; |
2688 | goto error; | |
2689 | } | |
2690 | ||
2691 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2692 | if (size % CHAR_BIT) { | |
2693 | /* Bit-packed alignment */ | |
2694 | alignment = 1; | |
2695 | } else { | |
2696 | /* Byte-packed alignment */ | |
2697 | alignment = CHAR_BIT; | |
2698 | } | |
2699 | } | |
2700 | ||
2701 | *integer_decl = bt_ctf_field_type_integer_create((unsigned int) size); | |
2702 | if (!*integer_decl) { | |
37d21e07 | 2703 | BT_LOGE_STR("Cannot create integer field type."); |
e98a2d6e PP |
2704 | ret = -ENOMEM; |
2705 | goto error; | |
2706 | } | |
2707 | ||
2708 | ret = bt_ctf_field_type_integer_set_signed(*integer_decl, signedness); | |
2709 | ret |= bt_ctf_field_type_integer_set_base(*integer_decl, base); | |
2710 | ret |= bt_ctf_field_type_integer_set_encoding(*integer_decl, encoding); | |
2711 | ret |= bt_ctf_field_type_set_alignment(*integer_decl, | |
2712 | (unsigned int) alignment); | |
2713 | ret |= bt_ctf_field_type_set_byte_order(*integer_decl, byte_order); | |
2714 | ||
2715 | if (mapped_clock) { | |
2716 | /* Move clock */ | |
ac0c6bdd | 2717 | ret |= bt_ctf_field_type_integer_set_mapped_clock_class( |
e98a2d6e PP |
2718 | *integer_decl, mapped_clock); |
2719 | bt_put(mapped_clock); | |
2720 | mapped_clock = NULL; | |
2721 | } | |
2722 | ||
2723 | if (ret) { | |
37d21e07 | 2724 | BT_LOGE_STR("Cannot configure integer field type."); |
e98a2d6e PP |
2725 | ret = -EINVAL; |
2726 | goto error; | |
2727 | } | |
2728 | ||
2729 | return 0; | |
2730 | ||
2731 | error: | |
2732 | if (mapped_clock) { | |
2733 | bt_put(mapped_clock); | |
2734 | } | |
2735 | ||
2736 | BT_PUT(*integer_decl); | |
2737 | ||
2738 | return ret; | |
2739 | } | |
2740 | ||
2741 | static | |
2742 | int visit_floating_point_number_decl(struct ctx *ctx, | |
2743 | struct bt_list_head *expressions, | |
2744 | struct bt_ctf_field_type **float_decl) | |
2745 | { | |
2746 | int set = 0; | |
2747 | int ret = 0; | |
2748 | struct ctf_node *expression; | |
2749 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2750 | enum bt_ctf_byte_order byte_order = | |
8a716c8d | 2751 | bt_ctf_trace_get_native_byte_order(ctx->trace); |
e98a2d6e PP |
2752 | |
2753 | *float_decl = NULL; | |
2754 | ||
2755 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2756 | struct ctf_node *left, *right; | |
2757 | ||
2758 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2759 | struct ctf_node, siblings); | |
2760 | right = _BT_LIST_FIRST_ENTRY( | |
2761 | &expression->u.ctf_expression.right, struct ctf_node, | |
2762 | siblings); | |
2763 | ||
2764 | if (left->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2765 | _BT_LOGE_NODE(left, |
2766 | "Unexpected unary expression type: type=%d", | |
2767 | left->u.unary_expression.type); | |
e98a2d6e PP |
2768 | ret = -EINVAL; |
2769 | goto error; | |
2770 | } | |
2771 | ||
2772 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
2773 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
87cb75e6 | 2774 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
37d21e07 | 2775 | "floating point number field type"); |
e98a2d6e PP |
2776 | ret = -EPERM; |
2777 | goto error; | |
2778 | } | |
2779 | ||
2780 | byte_order = get_real_byte_order(ctx, right); | |
2781 | if (byte_order == BT_CTF_BYTE_ORDER_UNKNOWN) { | |
87cb75e6 PP |
2782 | _BT_LOGE_NODE(right, |
2783 | "Invalid `byte_order` attribute in floating point number field type: " | |
37d21e07 | 2784 | "ret=%d", ret); |
e98a2d6e PP |
2785 | ret = -EINVAL; |
2786 | goto error; | |
2787 | } | |
2788 | ||
2789 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2790 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2791 | "exp_dig")) { | |
2792 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
87cb75e6 | 2793 | _BT_LOGE_DUP_ATTR(left, "exp_dig", |
37d21e07 | 2794 | "floating point number field type"); |
e98a2d6e PP |
2795 | ret = -EPERM; |
2796 | goto error; | |
2797 | } | |
2798 | ||
2799 | if (right->u.unary_expression.type != | |
2800 | UNARY_UNSIGNED_CONSTANT) { | |
87cb75e6 PP |
2801 | _BT_LOGE_NODE(right, |
2802 | "Invalid `exp_dig` attribute in floating point number field type: " | |
37d21e07 PP |
2803 | "expecting unsigned constant integer: " |
2804 | "node-type=%d", | |
2805 | right->u.unary_expression.type); | |
e98a2d6e PP |
2806 | ret = -EINVAL; |
2807 | goto error; | |
2808 | } | |
2809 | ||
2810 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2811 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2812 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2813 | "mant_dig")) { | |
2814 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
87cb75e6 | 2815 | _BT_LOGE_DUP_ATTR(left, "mant_dig", |
37d21e07 | 2816 | "floating point number field type"); |
e98a2d6e PP |
2817 | ret = -EPERM; |
2818 | goto error; | |
2819 | } | |
2820 | ||
2821 | if (right->u.unary_expression.type != | |
2822 | UNARY_UNSIGNED_CONSTANT) { | |
87cb75e6 PP |
2823 | _BT_LOGE_NODE(right, |
2824 | "Invalid `mant_dig` attribute in floating point number field type: " | |
37d21e07 PP |
2825 | "expecting unsigned constant integer: " |
2826 | "node-type=%d", | |
2827 | right->u.unary_expression.type); | |
e98a2d6e PP |
2828 | ret = -EINVAL; |
2829 | goto error; | |
2830 | } | |
2831 | ||
2832 | mant_dig = right->u.unary_expression.u. | |
2833 | unsigned_constant; | |
2834 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2835 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2836 | "align")) { | |
2837 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
87cb75e6 | 2838 | _BT_LOGE_DUP_ATTR(left, "align", |
37d21e07 | 2839 | "floating point number field type"); |
e98a2d6e PP |
2840 | ret = -EPERM; |
2841 | goto error; | |
2842 | } | |
2843 | ||
2844 | if (right->u.unary_expression.type != | |
2845 | UNARY_UNSIGNED_CONSTANT) { | |
87cb75e6 PP |
2846 | _BT_LOGE_NODE(right, |
2847 | "Invalid `align` attribute in floating point number field type: " | |
37d21e07 PP |
2848 | "expecting unsigned constant integer: " |
2849 | "node-type=%d", | |
2850 | right->u.unary_expression.type); | |
e98a2d6e PP |
2851 | ret = -EINVAL; |
2852 | goto error; | |
2853 | } | |
2854 | ||
2855 | alignment = right->u.unary_expression.u. | |
2856 | unsigned_constant; | |
2857 | ||
2858 | if (!is_align_valid(alignment)) { | |
87cb75e6 PP |
2859 | _BT_LOGE_NODE(right, |
2860 | "Invalid `align` attribute in floating point number field type: " | |
37d21e07 PP |
2861 | "expecting power of two: " |
2862 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2863 | ret = -EINVAL; |
2864 | goto error; | |
2865 | } | |
2866 | ||
2867 | _SET(&set, _FLOAT_ALIGN_SET); | |
2868 | } else { | |
87cb75e6 PP |
2869 | _BT_LOGW_NODE(left, |
2870 | "Unknown attribute in floating point number field type: " | |
37d21e07 | 2871 | "attr-name=\"%s\"", |
e98a2d6e PP |
2872 | left->u.unary_expression.u.string); |
2873 | } | |
2874 | } | |
2875 | ||
2876 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
37d21e07 | 2877 | BT_LOGE_STR("Missing `mant_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2878 | ret = -EPERM; |
2879 | goto error; | |
2880 | } | |
2881 | ||
2882 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
37d21e07 | 2883 | BT_LOGE_STR("Missing `exp_dig` attribute in floating point number field type."); |
e98a2d6e PP |
2884 | ret = -EPERM; |
2885 | goto error; | |
2886 | } | |
2887 | ||
2888 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2889 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2890 | /* Bit-packed alignment */ | |
2891 | alignment = 1; | |
2892 | } else { | |
2893 | /* Byte-packed alignment */ | |
2894 | alignment = CHAR_BIT; | |
2895 | } | |
2896 | } | |
2897 | ||
2898 | *float_decl = bt_ctf_field_type_floating_point_create(); | |
2899 | if (!*float_decl) { | |
37d21e07 | 2900 | BT_LOGE_STR("Cannot create floating point number field type."); |
e98a2d6e PP |
2901 | ret = -ENOMEM; |
2902 | goto error; | |
2903 | } | |
2904 | ||
2905 | ret = bt_ctf_field_type_floating_point_set_exponent_digits( | |
2906 | *float_decl, exp_dig); | |
2907 | ret |= bt_ctf_field_type_floating_point_set_mantissa_digits( | |
2908 | *float_decl, mant_dig); | |
2909 | ret |= bt_ctf_field_type_set_byte_order(*float_decl, byte_order); | |
2910 | ret |= bt_ctf_field_type_set_alignment(*float_decl, alignment); | |
2911 | if (ret) { | |
37d21e07 | 2912 | BT_LOGE_STR("Cannot configure floating point number field type."); |
e98a2d6e PP |
2913 | ret = -EINVAL; |
2914 | goto error; | |
2915 | } | |
2916 | ||
2917 | return 0; | |
2918 | ||
2919 | error: | |
2920 | BT_PUT(*float_decl); | |
2921 | ||
2922 | return ret; | |
2923 | } | |
2924 | ||
2925 | static | |
2926 | int visit_string_decl(struct ctx *ctx, | |
2927 | struct bt_list_head *expressions, | |
2928 | struct bt_ctf_field_type **string_decl) | |
2929 | { | |
2930 | int set = 0; | |
2931 | int ret = 0; | |
2932 | struct ctf_node *expression; | |
2933 | enum bt_ctf_string_encoding encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2934 | ||
2935 | *string_decl = NULL; | |
2936 | ||
2937 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2938 | struct ctf_node *left, *right; | |
2939 | ||
2940 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2941 | struct ctf_node, siblings); | |
2942 | right = _BT_LIST_FIRST_ENTRY( | |
2943 | &expression->u.ctf_expression.right, struct ctf_node, | |
2944 | siblings); | |
2945 | ||
2946 | if (left->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2947 | _BT_LOGE_NODE(left, |
2948 | "Unexpected unary expression type: type=%d", | |
2949 | left->u.unary_expression.type); | |
e98a2d6e PP |
2950 | ret = -EINVAL; |
2951 | goto error; | |
2952 | } | |
2953 | ||
2954 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
2955 | char *s_right; | |
2956 | ||
2957 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
87cb75e6 | 2958 | _BT_LOGE_DUP_ATTR(left, "encoding", |
37d21e07 | 2959 | "string field type"); |
e98a2d6e PP |
2960 | ret = -EPERM; |
2961 | goto error; | |
2962 | } | |
2963 | ||
2964 | if (right->u.unary_expression.type != UNARY_STRING) { | |
87cb75e6 PP |
2965 | _BT_LOGE_NODE(right, |
2966 | "Invalid `encoding` attribute in string field type: " | |
37d21e07 | 2967 | "expecting unary string."); |
e98a2d6e PP |
2968 | ret = -EINVAL; |
2969 | goto error; | |
2970 | } | |
2971 | ||
2972 | s_right = concatenate_unary_strings( | |
2973 | &expression->u.ctf_expression.right); | |
2974 | if (!s_right) { | |
87cb75e6 PP |
2975 | _BT_LOGE_NODE(right, |
2976 | "Unexpected unary expression for string field type's `encoding` attribute."); | |
e98a2d6e PP |
2977 | ret = -EINVAL; |
2978 | goto error; | |
2979 | } | |
2980 | ||
2981 | if (!strcmp(s_right, "UTF8") || | |
2982 | !strcmp(s_right, "utf8") || | |
2983 | !strcmp(s_right, "utf-8") || | |
2984 | !strcmp(s_right, "UTF-8")) { | |
2985 | encoding = BT_CTF_STRING_ENCODING_UTF8; | |
2986 | } else if (!strcmp(s_right, "ASCII") || | |
2987 | !strcmp(s_right, "ascii")) { | |
2988 | encoding = BT_CTF_STRING_ENCODING_ASCII; | |
2989 | } else if (!strcmp(s_right, "none")) { | |
2990 | encoding = BT_CTF_STRING_ENCODING_NONE; | |
2991 | } else { | |
87cb75e6 PP |
2992 | _BT_LOGE_NODE(right, |
2993 | "Invalid `encoding` attribute in string field type: " | |
37d21e07 | 2994 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2995 | s_right); |
2996 | g_free(s_right); | |
2997 | ret = -EINVAL; | |
2998 | goto error; | |
2999 | } | |
3000 | ||
3001 | g_free(s_right); | |
3002 | _SET(&set, _STRING_ENCODING_SET); | |
3003 | } else { | |
87cb75e6 PP |
3004 | _BT_LOGW_NODE(left, |
3005 | "Unknown attribute in string field type: " | |
37d21e07 | 3006 | "attr-name=\"%s\"", |
e98a2d6e PP |
3007 | left->u.unary_expression.u.string); |
3008 | } | |
3009 | } | |
3010 | ||
3011 | *string_decl = bt_ctf_field_type_string_create(); | |
3012 | if (!*string_decl) { | |
37d21e07 | 3013 | BT_LOGE_STR("Cannot create string field type."); |
e98a2d6e PP |
3014 | ret = -ENOMEM; |
3015 | goto error; | |
3016 | } | |
3017 | ||
3018 | ret = bt_ctf_field_type_string_set_encoding(*string_decl, encoding); | |
3019 | if (ret) { | |
37d21e07 | 3020 | BT_LOGE_STR("Cannot configure string field type."); |
e98a2d6e PP |
3021 | ret = -EINVAL; |
3022 | goto error; | |
3023 | } | |
3024 | ||
3025 | return 0; | |
3026 | ||
3027 | error: | |
3028 | BT_PUT(*string_decl); | |
3029 | ||
3030 | return ret; | |
3031 | } | |
3032 | ||
3033 | static | |
3034 | int visit_type_specifier_list(struct ctx *ctx, | |
3035 | struct ctf_node *ts_list, | |
3036 | struct bt_ctf_field_type **decl) | |
3037 | { | |
3038 | int ret = 0; | |
3039 | struct ctf_node *first, *node; | |
3040 | ||
3041 | *decl = NULL; | |
3042 | ||
3043 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
87cb75e6 PP |
3044 | _BT_LOGE_NODE(ts_list, |
3045 | "Unexpected node type: node-type=%d", ts_list->type); | |
e98a2d6e PP |
3046 | ret = -EINVAL; |
3047 | goto error; | |
3048 | } | |
3049 | ||
3050 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.type_specifier_list.head, | |
3051 | struct ctf_node, siblings); | |
3052 | if (first->type != NODE_TYPE_SPECIFIER) { | |
87cb75e6 PP |
3053 | _BT_LOGE_NODE(first, |
3054 | "Unexpected node type: node-type=%d", first->type); | |
e98a2d6e PP |
3055 | ret = -EINVAL; |
3056 | goto error; | |
3057 | } | |
3058 | ||
3059 | node = first->u.type_specifier.node; | |
3060 | ||
3061 | switch (first->u.type_specifier.type) { | |
3062 | case TYPESPEC_INTEGER: | |
3063 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
3064 | decl); | |
3065 | if (ret) { | |
3066 | assert(!*decl); | |
3067 | goto error; | |
3068 | } | |
3069 | break; | |
3070 | case TYPESPEC_FLOATING_POINT: | |
3071 | ret = visit_floating_point_number_decl(ctx, | |
3072 | &node->u.floating_point.expressions, decl); | |
3073 | if (ret) { | |
3074 | assert(!*decl); | |
3075 | goto error; | |
3076 | } | |
3077 | break; | |
3078 | case TYPESPEC_STRING: | |
3079 | ret = visit_string_decl(ctx, | |
3080 | &node->u.string.expressions, decl); | |
3081 | if (ret) { | |
3082 | assert(!*decl); | |
3083 | goto error; | |
3084 | } | |
3085 | break; | |
3086 | case TYPESPEC_STRUCT: | |
3087 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
3088 | &node->u._struct.declaration_list, | |
3089 | node->u._struct.has_body, | |
3090 | &node->u._struct.min_align, decl); | |
3091 | if (ret) { | |
3092 | assert(!*decl); | |
3093 | goto error; | |
3094 | } | |
3095 | break; | |
3096 | case TYPESPEC_VARIANT: | |
3097 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
3098 | node->u.variant.choice, | |
3099 | &node->u.variant.declaration_list, | |
3100 | node->u.variant.has_body, decl); | |
3101 | if (ret) { | |
3102 | assert(!*decl); | |
3103 | goto error; | |
3104 | } | |
3105 | break; | |
3106 | case TYPESPEC_ENUM: | |
3107 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
3108 | node->u._enum.container_type, | |
3109 | &node->u._enum.enumerator_list, | |
3110 | node->u._enum.has_body, decl); | |
3111 | if (ret) { | |
3112 | assert(!*decl); | |
3113 | goto error; | |
3114 | } | |
3115 | break; | |
3116 | case TYPESPEC_VOID: | |
3117 | case TYPESPEC_CHAR: | |
3118 | case TYPESPEC_SHORT: | |
3119 | case TYPESPEC_INT: | |
3120 | case TYPESPEC_LONG: | |
3121 | case TYPESPEC_FLOAT: | |
3122 | case TYPESPEC_DOUBLE: | |
3123 | case TYPESPEC_SIGNED: | |
3124 | case TYPESPEC_UNSIGNED: | |
3125 | case TYPESPEC_BOOL: | |
3126 | case TYPESPEC_COMPLEX: | |
3127 | case TYPESPEC_IMAGINARY: | |
3128 | case TYPESPEC_CONST: | |
3129 | case TYPESPEC_ID_TYPE: | |
3130 | ret = visit_type_specifier(ctx, ts_list, decl); | |
3131 | if (ret) { | |
87cb75e6 PP |
3132 | _BT_LOGE_NODE(first, |
3133 | "Cannot visit type specifier: ret=%d", | |
3134 | ret); | |
e98a2d6e PP |
3135 | assert(!*decl); |
3136 | goto error; | |
3137 | } | |
3138 | break; | |
3139 | default: | |
87cb75e6 PP |
3140 | _BT_LOGE_NODE(first, |
3141 | "Unexpected type specifier type: node-type=%d", | |
37d21e07 | 3142 | first->u.type_specifier.type); |
e98a2d6e PP |
3143 | ret = -EINVAL; |
3144 | goto error; | |
3145 | } | |
3146 | ||
3147 | assert(*decl); | |
3148 | ||
3149 | return 0; | |
3150 | ||
3151 | error: | |
3152 | BT_PUT(*decl); | |
3153 | ||
3154 | return ret; | |
3155 | } | |
3156 | ||
3157 | static | |
3158 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
3159 | struct bt_ctf_event_class *event_class, int64_t *stream_id, | |
3160 | int *set) | |
3161 | { | |
3162 | int ret = 0; | |
3163 | char *left = NULL; | |
3164 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
3165 | ||
3166 | switch (node->type) { | |
3167 | case NODE_TYPEDEF: | |
3168 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3169 | &node->u._typedef.type_declarators); | |
3170 | if (ret) { | |
87cb75e6 PP |
3171 | _BT_LOGE_NODE(node, |
3172 | "Cannot add type definition found in event class."); | |
e98a2d6e PP |
3173 | goto error; |
3174 | } | |
3175 | break; | |
3176 | case NODE_TYPEALIAS: | |
3177 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3178 | node->u.typealias.alias); | |
3179 | if (ret) { | |
87cb75e6 PP |
3180 | _BT_LOGE_NODE(node, |
3181 | "Cannot add type alias found in event class."); | |
e98a2d6e PP |
3182 | goto error; |
3183 | } | |
3184 | break; | |
3185 | case NODE_CTF_EXPRESSION: | |
3186 | { | |
3187 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3188 | if (!left) { | |
87cb75e6 | 3189 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3190 | ret = -EINVAL; |
3191 | goto error; | |
3192 | } | |
3193 | ||
3194 | if (!strcmp(left, "name")) { | |
3195 | /* This is already known at this stage */ | |
3196 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
87cb75e6 PP |
3197 | _BT_LOGE_DUP_ATTR(node, "name", |
3198 | "event class"); | |
e98a2d6e PP |
3199 | ret = -EPERM; |
3200 | goto error; | |
3201 | } | |
3202 | ||
3203 | _SET(set, _EVENT_NAME_SET); | |
3204 | } else if (!strcmp(left, "id")) { | |
3205 | int64_t id; | |
3206 | ||
3207 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
87cb75e6 PP |
3208 | _BT_LOGE_DUP_ATTR(node, "id", |
3209 | "event class"); | |
e98a2d6e PP |
3210 | ret = -EPERM; |
3211 | goto error; | |
3212 | } | |
3213 | ||
3214 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3215 | (uint64_t *) &id); | |
5eae0c3c JG |
3216 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3217 | if (ret || (!ret && id < 0)) { | |
87cb75e6 PP |
3218 | _BT_LOGE_NODE(node, |
3219 | "Unexpected unary expression for event class's `id` attribute."); | |
e98a2d6e PP |
3220 | ret = -EINVAL; |
3221 | goto error; | |
3222 | } | |
3223 | ||
3224 | ret = bt_ctf_event_class_set_id(event_class, id); | |
3225 | if (ret) { | |
87cb75e6 PP |
3226 | _BT_LOGE_NODE(node, |
3227 | "Cannot set event class's ID: " | |
37d21e07 | 3228 | "id=%" PRId64, id); |
e98a2d6e PP |
3229 | goto error; |
3230 | } | |
3231 | ||
3232 | _SET(set, _EVENT_ID_SET); | |
3233 | } else if (!strcmp(left, "stream_id")) { | |
3234 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
87cb75e6 | 3235 | _BT_LOGE_DUP_ATTR(node, "stream_id", |
37d21e07 | 3236 | "event class"); |
e98a2d6e PP |
3237 | ret = -EPERM; |
3238 | goto error; | |
3239 | } | |
3240 | ||
3241 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3242 | (uint64_t *) stream_id); | |
5eae0c3c JG |
3243 | /* |
3244 | * Only read "stream_id" if get_unary_unsigned() | |
3245 | * succeeded. | |
3246 | */ | |
3247 | if (ret || (!ret && *stream_id < 0)) { | |
87cb75e6 PP |
3248 | _BT_LOGE_NODE(node, |
3249 | "Unexpected unary expression for event class's `stream_id` attribute."); | |
e98a2d6e PP |
3250 | ret = -EINVAL; |
3251 | goto error; | |
3252 | } | |
3253 | ||
3254 | _SET(set, _EVENT_STREAM_ID_SET); | |
3255 | } else if (!strcmp(left, "context")) { | |
3256 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
87cb75e6 PP |
3257 | _BT_LOGE_NODE(node, |
3258 | "Duplicate `context` entry in event class."); | |
e98a2d6e PP |
3259 | ret = -EPERM; |
3260 | goto error; | |
3261 | } | |
3262 | ||
3263 | ret = visit_type_specifier_list(ctx, | |
3264 | _BT_LIST_FIRST_ENTRY( | |
3265 | &node->u.ctf_expression.right, | |
3266 | struct ctf_node, siblings), | |
3267 | &decl); | |
3268 | if (ret) { | |
87cb75e6 PP |
3269 | _BT_LOGE_NODE(node, |
3270 | "Cannot create event class's context field type."); | |
e98a2d6e PP |
3271 | goto error; |
3272 | } | |
3273 | ||
3274 | assert(decl); | |
3275 | ret = bt_ctf_event_class_set_context_type( | |
3276 | event_class, decl); | |
3277 | BT_PUT(decl); | |
3278 | if (ret) { | |
87cb75e6 PP |
3279 | _BT_LOGE_NODE(node, |
3280 | "Cannot set event class's context field type."); | |
e98a2d6e PP |
3281 | goto error; |
3282 | } | |
3283 | ||
3284 | _SET(set, _EVENT_CONTEXT_SET); | |
3285 | } else if (!strcmp(left, "fields")) { | |
3286 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
87cb75e6 PP |
3287 | _BT_LOGE_NODE(node, |
3288 | "Duplicate `fields` entry in event class."); | |
e98a2d6e PP |
3289 | ret = -EPERM; |
3290 | goto error; | |
3291 | } | |
3292 | ||
3293 | ret = visit_type_specifier_list(ctx, | |
3294 | _BT_LIST_FIRST_ENTRY( | |
3295 | &node->u.ctf_expression.right, | |
3296 | struct ctf_node, siblings), | |
3297 | &decl); | |
3298 | if (ret) { | |
87cb75e6 PP |
3299 | _BT_LOGE_NODE(node, |
3300 | "Cannot create event class's payload field type."); | |
e98a2d6e PP |
3301 | goto error; |
3302 | } | |
3303 | ||
3304 | assert(decl); | |
3305 | ret = bt_ctf_event_class_set_payload_type( | |
3306 | event_class, decl); | |
3307 | BT_PUT(decl); | |
3308 | if (ret) { | |
87cb75e6 PP |
3309 | _BT_LOGE_NODE(node, |
3310 | "Cannot set event class's payload field type."); | |
e98a2d6e PP |
3311 | goto error; |
3312 | } | |
3313 | ||
3314 | _SET(set, _EVENT_FIELDS_SET); | |
3315 | } else if (!strcmp(left, "loglevel")) { | |
c3c30b08 MD |
3316 | uint64_t loglevel_value; |
3317 | const char *loglevel_str; | |
3318 | struct bt_value *value_obj, *str_obj; | |
e98a2d6e PP |
3319 | |
3320 | if (_IS_SET(set, _EVENT_LOGLEVEL_SET)) { | |
87cb75e6 | 3321 | _BT_LOGE_DUP_ATTR(node, "loglevel", |
37d21e07 | 3322 | "event class"); |
e98a2d6e PP |
3323 | ret = -EPERM; |
3324 | goto error; | |
3325 | } | |
3326 | ||
3327 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
c3c30b08 | 3328 | &loglevel_value); |
e98a2d6e | 3329 | if (ret) { |
87cb75e6 PP |
3330 | _BT_LOGE_NODE(node, |
3331 | "Unexpected unary expression for event class's `loglevel` attribute."); | |
e98a2d6e PP |
3332 | ret = -EINVAL; |
3333 | goto error; | |
3334 | } | |
c3c30b08 MD |
3335 | value_obj = bt_value_integer_create_init(loglevel_value); |
3336 | if (!value_obj) { | |
87cb75e6 PP |
3337 | _BT_LOGE_NODE(node, |
3338 | "Cannot create integer value object."); | |
c3c30b08 MD |
3339 | ret = -ENOMEM; |
3340 | goto error; | |
3341 | } | |
3342 | if (bt_ctf_event_class_set_attribute(event_class, | |
37d21e07 | 3343 | "loglevel", value_obj) != BT_VALUE_STATUS_OK) { |
87cb75e6 PP |
3344 | _BT_LOGE_NODE(node, |
3345 | "Cannot set event class's `loglevel` attribute."); | |
c3c30b08 MD |
3346 | ret = -EINVAL; |
3347 | bt_put(value_obj); | |
3348 | goto error; | |
3349 | } | |
3350 | loglevel_str = print_loglevel(loglevel_value); | |
3351 | if (loglevel_str) { | |
3352 | str_obj = bt_value_string_create_init(loglevel_str); | |
3353 | if (bt_ctf_event_class_set_attribute(event_class, | |
3354 | "loglevel_string", str_obj) != BT_VALUE_STATUS_OK) { | |
87cb75e6 PP |
3355 | _BT_LOGE_NODE(node, |
3356 | "Cannot set event class's `loglevel_string` attribute."); | |
c3c30b08 MD |
3357 | ret = -EINVAL; |
3358 | bt_put(str_obj); | |
3359 | goto error; | |
3360 | } | |
3361 | bt_put(str_obj); | |
3362 | } | |
3363 | bt_put(value_obj); | |
e98a2d6e PP |
3364 | _SET(set, _EVENT_LOGLEVEL_SET); |
3365 | } else if (!strcmp(left, "model.emf.uri")) { | |
3366 | char *right; | |
87cb75e6 | 3367 | struct bt_value *str_obj; |
e98a2d6e PP |
3368 | |
3369 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
87cb75e6 PP |
3370 | _BT_LOGE_DUP_ATTR(node, "model.emf.uri", |
3371 | "event class"); | |
e98a2d6e PP |
3372 | ret = -EPERM; |
3373 | goto error; | |
3374 | } | |
3375 | ||
3376 | right = concatenate_unary_strings( | |
3377 | &node->u.ctf_expression.right); | |
3378 | if (!right) { | |
87cb75e6 PP |
3379 | _BT_LOGE_NODE(node, |
3380 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
e98a2d6e PP |
3381 | ret = -EINVAL; |
3382 | goto error; | |
3383 | } | |
3384 | ||
87cb75e6 PP |
3385 | str_obj = bt_value_string_create_init(right); |
3386 | if (bt_ctf_event_class_set_attribute(event_class, | |
3387 | "model.emf.uri", str_obj) != BT_VALUE_STATUS_OK) { | |
3388 | _BT_LOGE_NODE(node, | |
3389 | "Cannot set event class's `model.emf.uri` attribute."); | |
3390 | ret = -EINVAL; | |
3391 | bt_put(str_obj); | |
3392 | goto error; | |
3393 | } | |
3394 | bt_put(str_obj); | |
e98a2d6e PP |
3395 | g_free(right); |
3396 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3397 | } else { | |
87cb75e6 PP |
3398 | _BT_LOGW_NODE(node, |
3399 | "Unknown attribute in event class: " | |
37d21e07 | 3400 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3401 | } |
3402 | ||
3403 | g_free(left); | |
3404 | left = NULL; | |
3405 | break; | |
3406 | } | |
3407 | default: | |
3408 | ret = -EPERM; | |
3409 | goto error; | |
3410 | } | |
3411 | ||
3412 | return 0; | |
3413 | ||
3414 | error: | |
3415 | if (left) { | |
3416 | g_free(left); | |
3417 | } | |
3418 | ||
3419 | BT_PUT(decl); | |
3420 | ||
3421 | return ret; | |
3422 | } | |
3423 | ||
3424 | static | |
3425 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3426 | { | |
3427 | char *left = NULL; | |
3428 | char *name = NULL; | |
3429 | struct ctf_node *iter; | |
3430 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3431 | ||
3432 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3433 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3434 | continue; | |
3435 | } | |
3436 | ||
3437 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3438 | if (!left) { | |
87cb75e6 PP |
3439 | _BT_LOGE_NODE(iter, |
3440 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
3441 | goto error; |
3442 | } | |
3443 | ||
3444 | if (!strcmp(left, "name")) { | |
3445 | name = concatenate_unary_strings( | |
3446 | &iter->u.ctf_expression.right); | |
3447 | if (!name) { | |
87cb75e6 PP |
3448 | _BT_LOGE_NODE(iter, |
3449 | "Unexpected unary expression for event class's `name` attribute."); | |
e98a2d6e PP |
3450 | goto error; |
3451 | } | |
3452 | } | |
3453 | ||
3454 | g_free(left); | |
3455 | left = NULL; | |
3456 | ||
3457 | if (name) { | |
3458 | break; | |
3459 | } | |
3460 | } | |
3461 | ||
3462 | return name; | |
3463 | ||
3464 | error: | |
3465 | g_free(left); | |
3466 | ||
3467 | return NULL; | |
3468 | } | |
3469 | ||
3470 | static | |
3471 | int reset_event_decl_types(struct ctx *ctx, | |
3472 | struct bt_ctf_event_class *event_class) | |
3473 | { | |
3474 | int ret = 0; | |
e98a2d6e | 3475 | |
835b2d10 JG |
3476 | /* Context type. */ |
3477 | ret = bt_ctf_event_class_set_context_type(event_class, NULL); | |
e98a2d6e | 3478 | if (ret) { |
87cb75e6 PP |
3479 | BT_LOGE("Cannot reset initial event class's context field type: " |
3480 | "event-name=\"%s\"", | |
3481 | bt_ctf_event_class_get_name(event_class)); | |
835b2d10 | 3482 | goto end; |
e98a2d6e PP |
3483 | } |
3484 | ||
835b2d10 JG |
3485 | /* Event payload. */ |
3486 | ret = bt_ctf_event_class_set_payload_type(event_class, NULL); | |
e98a2d6e | 3487 | if (ret) { |
87cb75e6 PP |
3488 | BT_LOGE("Cannot reset initial event class's payload field type: " |
3489 | "event-name=\"%s\"", | |
3490 | bt_ctf_event_class_get_name(event_class)); | |
835b2d10 | 3491 | goto end; |
e98a2d6e | 3492 | } |
835b2d10 | 3493 | end: |
e98a2d6e PP |
3494 | return ret; |
3495 | } | |
3496 | ||
3497 | static | |
3498 | int reset_stream_decl_types(struct ctx *ctx, | |
3499 | struct bt_ctf_stream_class *stream_class) | |
3500 | { | |
3501 | int ret = 0; | |
e98a2d6e | 3502 | |
835b2d10 JG |
3503 | /* Packet context. */ |
3504 | ret = bt_ctf_stream_class_set_packet_context_type(stream_class, NULL); | |
e98a2d6e | 3505 | if (ret) { |
37d21e07 | 3506 | BT_LOGE_STR("Cannot reset initial stream class's packet context field type."); |
835b2d10 | 3507 | goto end; |
e98a2d6e PP |
3508 | } |
3509 | ||
835b2d10 JG |
3510 | /* Event header. */ |
3511 | ret = bt_ctf_stream_class_set_event_header_type(stream_class, NULL); | |
e98a2d6e | 3512 | if (ret) { |
37d21e07 | 3513 | BT_LOGE_STR("Cannot reset initial stream class's event header field type."); |
835b2d10 | 3514 | goto end; |
e98a2d6e PP |
3515 | } |
3516 | ||
835b2d10 JG |
3517 | /* Event context. */ |
3518 | ret = bt_ctf_stream_class_set_event_context_type(stream_class, NULL); | |
e98a2d6e | 3519 | if (ret) { |
37d21e07 | 3520 | BT_LOGE_STR("Cannot reset initial stream class's event context field type."); |
835b2d10 | 3521 | goto end; |
e98a2d6e | 3522 | } |
835b2d10 | 3523 | end: |
e98a2d6e PP |
3524 | return ret; |
3525 | } | |
3526 | ||
3527 | static | |
3528 | struct bt_ctf_stream_class *create_reset_stream_class(struct ctx *ctx) | |
3529 | { | |
3530 | int ret; | |
3531 | struct bt_ctf_stream_class *stream_class; | |
3532 | ||
37d21e07 | 3533 | stream_class = bt_ctf_stream_class_create_empty(NULL); |
e98a2d6e | 3534 | if (!stream_class) { |
37d21e07 | 3535 | BT_LOGE_STR("Cannot create empty stream class."); |
e98a2d6e PP |
3536 | goto error; |
3537 | } | |
3538 | ||
3539 | /* | |
835b2d10 JG |
3540 | * Set packet context, event header, and event context to NULL to |
3541 | * override the default ones. | |
e98a2d6e PP |
3542 | */ |
3543 | ret = reset_stream_decl_types(ctx, stream_class); | |
3544 | if (ret) { | |
3545 | goto error; | |
3546 | } | |
3547 | ||
3548 | return stream_class; | |
3549 | ||
3550 | error: | |
3551 | BT_PUT(stream_class); | |
3552 | ||
3553 | return NULL; | |
3554 | } | |
3555 | ||
3556 | static | |
3557 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3558 | { | |
3559 | int ret = 0; | |
3560 | int set = 0; | |
3561 | int64_t event_id; | |
3562 | struct ctf_node *iter; | |
3563 | int64_t stream_id = -1; | |
3564 | char *event_name = NULL; | |
3565 | struct bt_ctf_event_class *event_class = NULL; | |
3566 | struct bt_ctf_event_class *eevent_class; | |
1e649dff | 3567 | struct bt_ctf_stream_class *stream_class = NULL; |
e98a2d6e | 3568 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3569 | bool pop_scope = false; |
e98a2d6e PP |
3570 | |
3571 | if (node->visited) { | |
3572 | goto end; | |
3573 | } | |
3574 | ||
3575 | node->visited = TRUE; | |
3576 | event_name = get_event_decl_name(ctx, node); | |
3577 | if (!event_name) { | |
87cb75e6 PP |
3578 | _BT_LOGE_NODE(node, |
3579 | "Missing `name` attribute in event class."); | |
e98a2d6e PP |
3580 | ret = -EPERM; |
3581 | goto error; | |
3582 | } | |
3583 | ||
3584 | event_class = bt_ctf_event_class_create(event_name); | |
3585 | ||
3586 | /* | |
835b2d10 | 3587 | * Unset context and fields to override the default ones. |
e98a2d6e PP |
3588 | */ |
3589 | ret = reset_event_decl_types(ctx, event_class); | |
3590 | if (ret) { | |
87cb75e6 PP |
3591 | _BT_LOGE_NODE(node, |
3592 | "Cannot reset event class's field types: " | |
3593 | "ret=%d", ret); | |
e98a2d6e PP |
3594 | goto error; |
3595 | } | |
3596 | ||
e98a2d6e PP |
3597 | ret = ctx_push_scope(ctx); |
3598 | if (ret) { | |
37d21e07 | 3599 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
3600 | goto error; |
3601 | } | |
3602 | ||
1e649dff PP |
3603 | pop_scope = true; |
3604 | ||
e98a2d6e PP |
3605 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3606 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3607 | &stream_id, &set); | |
3608 | if (ret) { | |
87cb75e6 PP |
3609 | _BT_LOGE_NODE(iter, "Cannot visit event class's entry: " |
3610 | "ret=%d", ret); | |
e98a2d6e PP |
3611 | goto error; |
3612 | } | |
3613 | } | |
3614 | ||
3615 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3616 | GList *keys = NULL; | |
3617 | struct bt_ctf_stream_class *new_stream_class; | |
1e649dff PP |
3618 | size_t stream_class_count = |
3619 | g_hash_table_size(ctx->stream_classes) + | |
3620 | bt_ctf_trace_get_stream_class_count(ctx->trace); | |
e98a2d6e | 3621 | |
1e649dff PP |
3622 | /* |
3623 | * Allow missing stream_id if there is only a single | |
3624 | * stream class. | |
3625 | */ | |
3626 | switch (stream_class_count) { | |
e98a2d6e | 3627 | case 0: |
1e649dff | 3628 | /* Create implicit stream class if there's none */ |
e98a2d6e PP |
3629 | new_stream_class = create_reset_stream_class(ctx); |
3630 | if (!new_stream_class) { | |
87cb75e6 PP |
3631 | _BT_LOGE_NODE(node, |
3632 | "Cannot create empty stream class."); | |
e98a2d6e PP |
3633 | ret = -EINVAL; |
3634 | goto error; | |
3635 | } | |
3636 | ||
3637 | ret = bt_ctf_stream_class_set_id(new_stream_class, 0); | |
3638 | if (ret) { | |
87cb75e6 PP |
3639 | _BT_LOGE_NODE(node, |
3640 | "Cannot set stream class's ID: " | |
37d21e07 | 3641 | "id=0, ret=%d", ret); |
e98a2d6e PP |
3642 | BT_PUT(new_stream_class); |
3643 | goto error; | |
3644 | } | |
3645 | ||
3646 | stream_id = 0; | |
3647 | ||
3648 | /* Move reference to visitor's context */ | |
3649 | g_hash_table_insert(ctx->stream_classes, | |
3650 | (gpointer) stream_id, new_stream_class); | |
3651 | new_stream_class = NULL; | |
e98a2d6e PP |
3652 | break; |
3653 | case 1: | |
1e649dff PP |
3654 | /* Single stream class: get its ID */ |
3655 | if (g_hash_table_size(ctx->stream_classes) == 1) { | |
3656 | keys = g_hash_table_get_keys(ctx->stream_classes); | |
3657 | stream_id = (int64_t) keys->data; | |
3658 | g_list_free(keys); | |
3659 | } else { | |
3660 | assert(bt_ctf_trace_get_stream_class_count( | |
3661 | ctx->trace) == 1); | |
9ac68eb1 PP |
3662 | stream_class = |
3663 | bt_ctf_trace_get_stream_class_by_index( | |
3664 | ctx->trace, 0); | |
1e649dff PP |
3665 | assert(stream_class); |
3666 | stream_id = bt_ctf_stream_class_get_id( | |
3667 | stream_class); | |
3668 | BT_PUT(stream_class); | |
3669 | } | |
e98a2d6e PP |
3670 | break; |
3671 | default: | |
87cb75e6 PP |
3672 | _BT_LOGE_NODE(node, |
3673 | "Missing `stream_id` attribute in event class."); | |
e98a2d6e PP |
3674 | ret = -EPERM; |
3675 | goto error; | |
3676 | } | |
3677 | } | |
3678 | ||
e98a2d6e PP |
3679 | assert(stream_id >= 0); |
3680 | ||
1e649dff | 3681 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e PP |
3682 | stream_class = g_hash_table_lookup(ctx->stream_classes, |
3683 | (gpointer) stream_id); | |
1e649dff | 3684 | bt_get(stream_class); |
e98a2d6e | 3685 | if (!stream_class) { |
1e649dff | 3686 | stream_class = bt_ctf_trace_get_stream_class_by_id(ctx->trace, |
e98a2d6e | 3687 | stream_id); |
1e649dff | 3688 | if (!stream_class) { |
87cb75e6 PP |
3689 | _BT_LOGE_NODE(node, |
3690 | "Cannot find stream class at this point: " | |
37d21e07 | 3691 | "id=%" PRId64, stream_id); |
1e649dff PP |
3692 | ret = -EINVAL; |
3693 | goto error; | |
3694 | } | |
e98a2d6e PP |
3695 | } |
3696 | ||
1e649dff PP |
3697 | assert(stream_class); |
3698 | ||
e98a2d6e PP |
3699 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3700 | /* Allow only one event without ID per stream */ | |
3701 | if (bt_ctf_stream_class_get_event_class_count(stream_class) != | |
3702 | 0) { | |
87cb75e6 PP |
3703 | _BT_LOGE_NODE(node, |
3704 | "Missing `id` attribute in event class."); | |
e98a2d6e PP |
3705 | ret = -EPERM; |
3706 | goto error; | |
3707 | } | |
3708 | ||
3709 | /* Automatic ID */ | |
3710 | ret = bt_ctf_event_class_set_id(event_class, 0); | |
3711 | if (ret) { | |
87cb75e6 PP |
3712 | _BT_LOGE_NODE(node, |
3713 | "Cannot set event class's ID: id=0, ret=%d", | |
37d21e07 | 3714 | ret); |
e98a2d6e PP |
3715 | goto error; |
3716 | } | |
3717 | } | |
3718 | ||
3719 | event_id = bt_ctf_event_class_get_id(event_class); | |
3720 | if (event_id < 0) { | |
87cb75e6 | 3721 | _BT_LOGE_NODE(node, "Cannot get event class's ID."); |
e98a2d6e PP |
3722 | ret = -EINVAL; |
3723 | goto error; | |
3724 | } | |
3725 | ||
3726 | eevent_class = bt_ctf_stream_class_get_event_class_by_id(stream_class, | |
3727 | event_id); | |
3728 | if (eevent_class) { | |
3729 | BT_PUT(eevent_class); | |
87cb75e6 PP |
3730 | _BT_LOGE_NODE(node, |
3731 | "Duplicate event class (same ID) in the same stream class: " | |
37d21e07 | 3732 | "id=%" PRId64, event_id); |
e98a2d6e PP |
3733 | ret = -EEXIST; |
3734 | goto error; | |
3735 | } | |
3736 | ||
e98a2d6e PP |
3737 | ret = bt_ctf_stream_class_add_event_class(stream_class, event_class); |
3738 | BT_PUT(event_class); | |
e98a2d6e | 3739 | if (ret) { |
87cb75e6 PP |
3740 | _BT_LOGE_NODE(node, |
3741 | "Cannot add event class to stream class: ret=%d", ret); | |
e98a2d6e PP |
3742 | goto error; |
3743 | } | |
3744 | ||
1e649dff | 3745 | goto end; |
e98a2d6e PP |
3746 | |
3747 | error: | |
1e649dff | 3748 | bt_put(event_class); |
e98a2d6e | 3749 | |
1e649dff PP |
3750 | end: |
3751 | if (pop_scope) { | |
3752 | ctx_pop_scope(ctx); | |
3753 | } | |
e98a2d6e | 3754 | |
1e649dff PP |
3755 | g_free(event_name); |
3756 | bt_put(stream_class); | |
e98a2d6e PP |
3757 | return ret; |
3758 | } | |
3759 | ||
3760 | static | |
3761 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
3762 | struct bt_ctf_stream_class *stream_class, int *set) | |
3763 | { | |
3764 | int ret = 0; | |
3765 | char *left = NULL; | |
3766 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
3767 | ||
3768 | switch (node->type) { | |
3769 | case NODE_TYPEDEF: | |
3770 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
3771 | &node->u._typedef.type_declarators); | |
3772 | if (ret) { | |
87cb75e6 PP |
3773 | _BT_LOGE_NODE(node, |
3774 | "Cannot add type definition found in stream class."); | |
e98a2d6e PP |
3775 | goto error; |
3776 | } | |
3777 | break; | |
3778 | case NODE_TYPEALIAS: | |
3779 | ret = visit_typealias(ctx, node->u.typealias.target, | |
3780 | node->u.typealias.alias); | |
3781 | if (ret) { | |
87cb75e6 PP |
3782 | _BT_LOGE_NODE(node, |
3783 | "Cannot add type alias found in stream class."); | |
e98a2d6e PP |
3784 | goto error; |
3785 | } | |
3786 | break; | |
3787 | case NODE_CTF_EXPRESSION: | |
3788 | { | |
3789 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3790 | if (!left) { | |
87cb75e6 | 3791 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3792 | ret = -EINVAL; |
3793 | goto error; | |
3794 | } | |
3795 | ||
3796 | if (!strcmp(left, "id")) { | |
3797 | int64_t id; | |
3798 | gpointer ptr; | |
3799 | ||
3800 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
87cb75e6 PP |
3801 | _BT_LOGE_DUP_ATTR(node, "id", |
3802 | "stream declaration"); | |
e98a2d6e PP |
3803 | ret = -EPERM; |
3804 | goto error; | |
3805 | } | |
3806 | ||
3807 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3808 | (uint64_t *) &id); | |
5eae0c3c JG |
3809 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3810 | if (ret || (!ret && id < 0)) { | |
87cb75e6 PP |
3811 | _BT_LOGE_NODE(node, |
3812 | "Unexpected unary expression for stream class's `id` attribute."); | |
e98a2d6e PP |
3813 | ret = -EINVAL; |
3814 | goto error; | |
3815 | } | |
3816 | ||
3817 | ptr = g_hash_table_lookup(ctx->stream_classes, | |
3818 | (gpointer) id); | |
3819 | if (ptr) { | |
87cb75e6 PP |
3820 | _BT_LOGE_NODE(node, |
3821 | "Duplicate stream class (same ID): id=%" PRId64, | |
e98a2d6e PP |
3822 | id); |
3823 | ret = -EEXIST; | |
3824 | goto error; | |
3825 | } | |
3826 | ||
3827 | ret = bt_ctf_stream_class_set_id(stream_class, id); | |
3828 | if (ret) { | |
87cb75e6 PP |
3829 | _BT_LOGE_NODE(node, |
3830 | "Cannot set stream class's ID: " | |
37d21e07 | 3831 | "id=%" PRId64 ", ret=%d", id, ret); |
e98a2d6e PP |
3832 | goto error; |
3833 | } | |
3834 | ||
3835 | _SET(set, _STREAM_ID_SET); | |
3836 | } else if (!strcmp(left, "event.header")) { | |
3837 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
87cb75e6 PP |
3838 | _BT_LOGE_NODE(node, |
3839 | "Duplicate `event.header` entry in stream class."); | |
e98a2d6e PP |
3840 | ret = -EPERM; |
3841 | goto error; | |
3842 | } | |
3843 | ||
3844 | ret = visit_type_specifier_list(ctx, | |
3845 | _BT_LIST_FIRST_ENTRY( | |
3846 | &node->u.ctf_expression.right, | |
3847 | struct ctf_node, siblings), | |
3848 | &decl); | |
3849 | if (ret) { | |
87cb75e6 PP |
3850 | _BT_LOGE_NODE(node, |
3851 | "Cannot create stream class's event header field type."); | |
e98a2d6e PP |
3852 | goto error; |
3853 | } | |
3854 | ||
3855 | assert(decl); | |
3856 | ||
3857 | ret = bt_ctf_stream_class_set_event_header_type( | |
3858 | stream_class, decl); | |
3859 | BT_PUT(decl); | |
3860 | if (ret) { | |
87cb75e6 PP |
3861 | _BT_LOGE_NODE(node, |
3862 | "Cannot set stream class's event header field type."); | |
e98a2d6e PP |
3863 | goto error; |
3864 | } | |
3865 | ||
3866 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3867 | } else if (!strcmp(left, "event.context")) { | |
3868 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
87cb75e6 PP |
3869 | _BT_LOGE_NODE(node, |
3870 | "Duplicate `event.context` entry in stream class."); | |
e98a2d6e PP |
3871 | ret = -EPERM; |
3872 | goto error; | |
3873 | } | |
3874 | ||
3875 | ret = visit_type_specifier_list(ctx, | |
3876 | _BT_LIST_FIRST_ENTRY( | |
3877 | &node->u.ctf_expression.right, | |
3878 | struct ctf_node, siblings), | |
3879 | &decl); | |
3880 | if (ret) { | |
87cb75e6 PP |
3881 | _BT_LOGE_NODE(node, |
3882 | "Cannot create stream class's event context field type."); | |
e98a2d6e PP |
3883 | goto error; |
3884 | } | |
3885 | ||
3886 | assert(decl); | |
3887 | ||
3888 | ret = bt_ctf_stream_class_set_event_context_type( | |
3889 | stream_class, decl); | |
3890 | BT_PUT(decl); | |
3891 | if (ret) { | |
87cb75e6 PP |
3892 | _BT_LOGE_NODE(node, |
3893 | "Cannot set stream class's event context field type."); | |
e98a2d6e PP |
3894 | goto error; |
3895 | } | |
3896 | ||
3897 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3898 | } else if (!strcmp(left, "packet.context")) { | |
3899 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
87cb75e6 PP |
3900 | _BT_LOGE_NODE(node, |
3901 | "Duplicate `packet.context` entry in stream class."); | |
e98a2d6e PP |
3902 | ret = -EPERM; |
3903 | goto error; | |
3904 | } | |
3905 | ||
3906 | ret = visit_type_specifier_list(ctx, | |
3907 | _BT_LIST_FIRST_ENTRY( | |
3908 | &node->u.ctf_expression.right, | |
3909 | struct ctf_node, siblings), | |
3910 | &decl); | |
3911 | if (ret) { | |
87cb75e6 PP |
3912 | _BT_LOGE_NODE(node, |
3913 | "Cannot create stream class's packet context field type."); | |
e98a2d6e PP |
3914 | goto error; |
3915 | } | |
3916 | ||
3917 | assert(decl); | |
3918 | ||
3919 | ret = bt_ctf_stream_class_set_packet_context_type( | |
3920 | stream_class, decl); | |
3921 | BT_PUT(decl); | |
3922 | if (ret) { | |
87cb75e6 PP |
3923 | _BT_LOGE_NODE(node, |
3924 | "Cannot set stream class's packet context field type."); | |
e98a2d6e PP |
3925 | goto error; |
3926 | } | |
3927 | ||
3928 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3929 | } else { | |
87cb75e6 PP |
3930 | _BT_LOGW_NODE(node, |
3931 | "Unknown attribute in stream class: " | |
37d21e07 | 3932 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3933 | } |
3934 | ||
3935 | g_free(left); | |
3936 | left = NULL; | |
3937 | break; | |
3938 | } | |
3939 | ||
3940 | default: | |
3941 | ret = -EPERM; | |
3942 | goto error; | |
3943 | } | |
3944 | ||
3945 | return 0; | |
3946 | ||
3947 | error: | |
3948 | g_free(left); | |
3949 | BT_PUT(decl); | |
3950 | ||
3951 | return ret; | |
3952 | } | |
3953 | ||
3954 | static | |
3955 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3956 | { | |
3957 | int64_t id; | |
3958 | int set = 0; | |
3959 | int ret = 0; | |
3960 | struct ctf_node *iter; | |
3961 | struct bt_ctf_stream_class *stream_class = NULL; | |
1e649dff | 3962 | struct bt_ctf_stream_class *existing_stream_class = NULL; |
e98a2d6e PP |
3963 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3964 | ||
3965 | if (node->visited) { | |
3966 | goto end; | |
3967 | } | |
3968 | ||
3969 | node->visited = TRUE; | |
3970 | stream_class = create_reset_stream_class(ctx); | |
3971 | if (!stream_class) { | |
87cb75e6 | 3972 | _BT_LOGE_NODE(node, "Cannot create empty stream class."); |
e98a2d6e PP |
3973 | ret = -EINVAL; |
3974 | goto error; | |
3975 | } | |
3976 | ||
3977 | ret = ctx_push_scope(ctx); | |
3978 | if (ret) { | |
37d21e07 | 3979 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
3980 | goto error; |
3981 | } | |
3982 | ||
3983 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3984 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3985 | if (ret) { | |
87cb75e6 PP |
3986 | _BT_LOGE_NODE(iter, |
3987 | "Cannot visit stream class's entry: " | |
3988 | "ret=%d", ret); | |
e98a2d6e PP |
3989 | ctx_pop_scope(ctx); |
3990 | goto error; | |
3991 | } | |
3992 | } | |
3993 | ||
3994 | ctx_pop_scope(ctx); | |
3995 | ||
3996 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3997 | /* Check that packet header has stream_id field */ | |
3998 | _BT_CTF_FIELD_TYPE_INIT(stream_id_decl); | |
3999 | _BT_CTF_FIELD_TYPE_INIT(packet_header_decl); | |
4000 | ||
4001 | packet_header_decl = | |
4002 | bt_ctf_trace_get_packet_header_type(ctx->trace); | |
4003 | if (!packet_header_decl) { | |
87cb75e6 PP |
4004 | _BT_LOGE_NODE(node, |
4005 | "Stream class has a `id` attribute, " | |
37d21e07 | 4006 | "but trace has no packet header field type."); |
e98a2d6e PP |
4007 | goto error; |
4008 | } | |
4009 | ||
4010 | stream_id_decl = | |
4011 | bt_ctf_field_type_structure_get_field_type_by_name( | |
4012 | packet_header_decl, "stream_id"); | |
4013 | BT_PUT(packet_header_decl); | |
4014 | if (!stream_id_decl) { | |
87cb75e6 PP |
4015 | _BT_LOGE_NODE(node, |
4016 | "Stream class has a `id` attribute, " | |
37d21e07 | 4017 | "but trace's packet header field type has no `stream_id` field."); |
e98a2d6e PP |
4018 | goto error; |
4019 | } | |
4020 | ||
4021 | if (!bt_ctf_field_type_is_integer(stream_id_decl)) { | |
4022 | BT_PUT(stream_id_decl); | |
87cb75e6 PP |
4023 | _BT_LOGE_NODE(node, |
4024 | "Stream class has a `id` attribute, " | |
37d21e07 | 4025 | "but trace's packet header field type's `stream_id` field is not an integer field type."); |
e98a2d6e PP |
4026 | goto error; |
4027 | } | |
4028 | ||
4029 | BT_PUT(stream_id_decl); | |
4030 | } else { | |
4031 | /* Allow only _one_ ID-less stream */ | |
4032 | if (g_hash_table_size(ctx->stream_classes) != 0) { | |
87cb75e6 PP |
4033 | _BT_LOGE_NODE(node, |
4034 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
e98a2d6e PP |
4035 | ret = -EPERM; |
4036 | goto error; | |
4037 | } | |
4038 | ||
4039 | /* Automatic ID: 0 */ | |
4040 | ret = bt_ctf_stream_class_set_id(stream_class, 0); | |
37d21e07 | 4041 | assert(ret == 0); |
e98a2d6e PP |
4042 | } |
4043 | ||
4044 | id = bt_ctf_stream_class_get_id(stream_class); | |
4045 | if (id < 0) { | |
87cb75e6 PP |
4046 | _BT_LOGE_NODE(node, |
4047 | "Cannot get stream class's ID."); | |
e98a2d6e PP |
4048 | ret = -EINVAL; |
4049 | goto error; | |
4050 | } | |
4051 | ||
1e649dff PP |
4052 | /* |
4053 | * Make sure that this stream class's ID is currently unique in | |
4054 | * the trace. | |
4055 | */ | |
1e649dff PP |
4056 | existing_stream_class = bt_ctf_trace_get_stream_class_by_id(ctx->trace, |
4057 | id); | |
37d21e07 PP |
4058 | if (g_hash_table_lookup(ctx->stream_classes, (gpointer) id) || |
4059 | existing_stream_class) { | |
87cb75e6 PP |
4060 | _BT_LOGE_NODE(node, |
4061 | "Duplicate stream class (same ID): id=%" PRId64, | |
37d21e07 | 4062 | id); |
1e649dff PP |
4063 | ret = -EINVAL; |
4064 | goto error; | |
4065 | } | |
4066 | ||
e98a2d6e PP |
4067 | /* Move reference to visitor's context */ |
4068 | g_hash_table_insert(ctx->stream_classes, (gpointer) (int64_t) id, | |
4069 | stream_class); | |
4070 | stream_class = NULL; | |
1e649dff | 4071 | goto end; |
e98a2d6e PP |
4072 | |
4073 | error: | |
1e649dff | 4074 | bt_put(stream_class); |
e98a2d6e | 4075 | |
1e649dff PP |
4076 | end: |
4077 | bt_put(existing_stream_class); | |
e98a2d6e PP |
4078 | return ret; |
4079 | } | |
4080 | ||
4081 | static | |
4082 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
4083 | { | |
4084 | int ret = 0; | |
4085 | char *left = NULL; | |
4086 | _BT_CTF_FIELD_TYPE_INIT(packet_header_decl); | |
4087 | ||
4088 | switch (node->type) { | |
4089 | case NODE_TYPEDEF: | |
4090 | ret = visit_typedef(ctx, node->u._typedef.type_specifier_list, | |
4091 | &node->u._typedef.type_declarators); | |
4092 | if (ret) { | |
87cb75e6 PP |
4093 | _BT_LOGE_NODE(node, |
4094 | "Cannot add type definition found in trace (`trace` block)."); | |
e98a2d6e PP |
4095 | goto error; |
4096 | } | |
4097 | break; | |
4098 | case NODE_TYPEALIAS: | |
4099 | ret = visit_typealias(ctx, node->u.typealias.target, | |
4100 | node->u.typealias.alias); | |
4101 | if (ret) { | |
87cb75e6 PP |
4102 | _BT_LOGE_NODE(node, |
4103 | "Cannot add type alias found in trace (`trace` block)."); | |
e98a2d6e PP |
4104 | goto error; |
4105 | } | |
4106 | break; | |
4107 | case NODE_CTF_EXPRESSION: | |
4108 | { | |
4109 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
4110 | if (!left) { | |
87cb75e6 | 4111 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4112 | ret = -EINVAL; |
4113 | goto error; | |
4114 | } | |
4115 | ||
4116 | if (!strcmp(left, "major")) { | |
4117 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
87cb75e6 | 4118 | _BT_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
4119 | ret = -EPERM; |
4120 | goto error; | |
4121 | } | |
4122 | ||
4123 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
4124 | &ctx->trace_major); | |
4125 | if (ret) { | |
87cb75e6 PP |
4126 | _BT_LOGE_NODE(node, |
4127 | "Unexpected unary expression for trace's `major` attribute."); | |
e98a2d6e PP |
4128 | ret = -EINVAL; |
4129 | goto error; | |
4130 | } | |
4131 | ||
4132 | _SET(set, _TRACE_MAJOR_SET); | |
4133 | } else if (!strcmp(left, "minor")) { | |
4134 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
87cb75e6 | 4135 | _BT_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
4136 | ret = -EPERM; |
4137 | goto error; | |
4138 | } | |
4139 | ||
4140 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
4141 | &ctx->trace_minor); | |
4142 | if (ret) { | |
87cb75e6 PP |
4143 | _BT_LOGE_NODE(node, |
4144 | "Unexpected unary expression for trace's `minor` attribute."); | |
e98a2d6e PP |
4145 | ret = -EINVAL; |
4146 | goto error; | |
4147 | } | |
4148 | ||
4149 | _SET(set, _TRACE_MINOR_SET); | |
4150 | } else if (!strcmp(left, "uuid")) { | |
4151 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
87cb75e6 | 4152 | _BT_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
4153 | ret = -EPERM; |
4154 | goto error; | |
4155 | } | |
4156 | ||
4157 | ret = get_unary_uuid(&node->u.ctf_expression.right, | |
4158 | ctx->trace_uuid); | |
4159 | if (ret) { | |
87cb75e6 PP |
4160 | _BT_LOGE_NODE(node, |
4161 | "Invalid trace's `uuid` attribute."); | |
e98a2d6e PP |
4162 | goto error; |
4163 | } | |
4164 | ||
892a5b6c PP |
4165 | ret = bt_ctf_trace_set_uuid(ctx->trace, ctx->trace_uuid); |
4166 | if (ret) { | |
87cb75e6 | 4167 | _BT_LOGE_NODE(node, "Cannot set trace's UUID."); |
892a5b6c PP |
4168 | goto error; |
4169 | } | |
4170 | ||
e98a2d6e PP |
4171 | _SET(set, _TRACE_UUID_SET); |
4172 | } else if (!strcmp(left, "byte_order")) { | |
4173 | /* Native byte order is already known at this stage */ | |
4174 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
87cb75e6 | 4175 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
37d21e07 | 4176 | "trace"); |
e98a2d6e PP |
4177 | ret = -EPERM; |
4178 | goto error; | |
4179 | } | |
4180 | ||
4181 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
4182 | } else if (!strcmp(left, "packet.header")) { | |
4183 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
87cb75e6 PP |
4184 | _BT_LOGE_NODE(node, |
4185 | "Duplicate `packet.header` entry in trace."); | |
e98a2d6e PP |
4186 | ret = -EPERM; |
4187 | goto error; | |
4188 | } | |
4189 | ||
4190 | ret = visit_type_specifier_list(ctx, | |
4191 | _BT_LIST_FIRST_ENTRY( | |
4192 | &node->u.ctf_expression.right, | |
4193 | struct ctf_node, siblings), | |
4194 | &packet_header_decl); | |
4195 | if (ret) { | |
87cb75e6 PP |
4196 | _BT_LOGE_NODE(node, |
4197 | "Cannot create trace's packet header field type."); | |
e98a2d6e PP |
4198 | goto error; |
4199 | } | |
4200 | ||
4201 | assert(packet_header_decl); | |
4202 | ret = bt_ctf_trace_set_packet_header_type(ctx->trace, | |
4203 | packet_header_decl); | |
4204 | BT_PUT(packet_header_decl); | |
4205 | if (ret) { | |
87cb75e6 PP |
4206 | _BT_LOGE_NODE(node, |
4207 | "Cannot set trace's packet header field type."); | |
e98a2d6e PP |
4208 | goto error; |
4209 | } | |
4210 | ||
4211 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
4212 | } else { | |
87cb75e6 PP |
4213 | _BT_LOGW_NODE(node, |
4214 | "Unknown attribute in stream class: " | |
37d21e07 | 4215 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4216 | } |
4217 | ||
4218 | g_free(left); | |
4219 | left = NULL; | |
4220 | break; | |
4221 | } | |
4222 | default: | |
87cb75e6 | 4223 | _BT_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
4224 | ret = -EINVAL; |
4225 | goto error; | |
4226 | } | |
4227 | ||
4228 | return 0; | |
4229 | ||
4230 | error: | |
4231 | g_free(left); | |
4232 | BT_PUT(packet_header_decl); | |
4233 | ||
4234 | return ret; | |
4235 | } | |
4236 | ||
4237 | static | |
4238 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4239 | { | |
4240 | int ret = 0; | |
4241 | int set = 0; | |
4242 | struct ctf_node *iter; | |
4243 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4244 | ||
4245 | if (node->visited) { | |
4246 | goto end; | |
4247 | } | |
4248 | ||
4249 | node->visited = TRUE; | |
4250 | ||
4251 | if (ctx->is_trace_visited) { | |
87cb75e6 | 4252 | _BT_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4253 | ret = -EEXIST; |
4254 | goto error; | |
4255 | } | |
4256 | ||
4257 | ret = ctx_push_scope(ctx); | |
4258 | if (ret) { | |
37d21e07 | 4259 | BT_LOGE_STR("Cannot push scope."); |
e98a2d6e PP |
4260 | goto error; |
4261 | } | |
4262 | ||
4263 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4264 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4265 | if (ret) { | |
87cb75e6 PP |
4266 | _BT_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
4267 | "ret=%d", ret); | |
e98a2d6e PP |
4268 | ctx_pop_scope(ctx); |
4269 | goto error; | |
4270 | } | |
4271 | } | |
4272 | ||
4273 | ctx_pop_scope(ctx); | |
4274 | ||
4275 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
87cb75e6 PP |
4276 | _BT_LOGE_NODE(node, |
4277 | "Missing `major` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4278 | ret = -EPERM; |
4279 | goto error; | |
4280 | } | |
4281 | ||
4282 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
87cb75e6 PP |
4283 | _BT_LOGE_NODE(node, |
4284 | "Missing `minor` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4285 | ret = -EPERM; |
4286 | goto error; | |
4287 | } | |
4288 | ||
4289 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
87cb75e6 PP |
4290 | _BT_LOGE_NODE(node, |
4291 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4292 | ret = -EPERM; |
4293 | goto error; | |
4294 | } | |
4295 | ||
4296 | ctx->is_trace_visited = TRUE; | |
4297 | ||
4298 | end: | |
4299 | return 0; | |
4300 | ||
4301 | error: | |
4302 | return ret; | |
4303 | } | |
4304 | ||
4305 | static | |
4306 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4307 | { | |
4308 | int ret = 0; | |
4309 | char *left = NULL; | |
4310 | struct ctf_node *entry_node; | |
4311 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4312 | ||
4313 | if (node->visited) { | |
4314 | goto end; | |
4315 | } | |
4316 | ||
4317 | node->visited = TRUE; | |
4318 | ||
4319 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4320 | struct bt_list_head *right_head = | |
4321 | &entry_node->u.ctf_expression.right; | |
4322 | ||
4323 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
87cb75e6 PP |
4324 | _BT_LOGE_NODE(entry_node, |
4325 | "Wrong expression in environment entry: " | |
37d21e07 | 4326 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4327 | ret = -EPERM; |
4328 | goto error; | |
4329 | } | |
4330 | ||
4331 | left = concatenate_unary_strings( | |
4332 | &entry_node->u.ctf_expression.left); | |
4333 | if (!left) { | |
87cb75e6 PP |
4334 | _BT_LOGE_NODE(entry_node, |
4335 | "Cannot get environment entry's name."); | |
e98a2d6e PP |
4336 | ret = -EINVAL; |
4337 | goto error; | |
4338 | } | |
4339 | ||
4340 | if (is_unary_string(right_head)) { | |
4341 | char *right = concatenate_unary_strings(right_head); | |
4342 | ||
4343 | if (!right) { | |
87cb75e6 PP |
4344 | _BT_LOGE_NODE(entry_node, |
4345 | "Unexpected unary expression for environment entry's value: " | |
37d21e07 | 4346 | "name=\"%s\"", left); |
e98a2d6e PP |
4347 | ret = -EINVAL; |
4348 | goto error; | |
4349 | } | |
4350 | ||
f4421ff3 PP |
4351 | if (strcmp(left, "tracer_name") == 0) { |
4352 | if (strncmp(right, "lttng", 5) == 0) { | |
87cb75e6 PP |
4353 | BT_LOGI("Detected LTTng trace from `%s` environment value: " |
4354 | "tracer-name=\"%s\"", | |
4355 | left, right); | |
f4421ff3 PP |
4356 | ctx->is_lttng = 1; |
4357 | } | |
4358 | } | |
4359 | ||
e98a2d6e PP |
4360 | ret = bt_ctf_trace_set_environment_field_string( |
4361 | ctx->trace, left, right); | |
4362 | g_free(right); | |
4363 | ||
4364 | if (ret) { | |
87cb75e6 PP |
4365 | _BT_LOGE_NODE(entry_node, |
4366 | "Cannot add string environment entry to trace: " | |
37d21e07 | 4367 | "name=\"%s\", ret=%d", left, ret); |
e98a2d6e PP |
4368 | goto error; |
4369 | } | |
4370 | } else if (is_unary_unsigned(right_head) || | |
4371 | is_unary_signed(right_head)) { | |
4372 | int64_t v; | |
4373 | ||
4374 | if (is_unary_unsigned(right_head)) { | |
4375 | ret = get_unary_unsigned(right_head, | |
4376 | (uint64_t *) &v); | |
4377 | } else { | |
4378 | ret = get_unary_signed(right_head, &v); | |
4379 | } | |
4380 | if (ret) { | |
87cb75e6 PP |
4381 | _BT_LOGE_NODE(entry_node, |
4382 | "Unexpected unary expression for environment entry's value: " | |
37d21e07 | 4383 | "name=\"%s\"", left); |
e98a2d6e PP |
4384 | ret = -EINVAL; |
4385 | goto error; | |
4386 | } | |
4387 | ||
e98a2d6e PP |
4388 | ret = bt_ctf_trace_set_environment_field_integer( |
4389 | ctx->trace, left, v); | |
4390 | if (ret) { | |
87cb75e6 PP |
4391 | _BT_LOGE_NODE(entry_node, |
4392 | "Cannot add integer environment entry to trace: " | |
37d21e07 | 4393 | "name=\"%s\", ret=%d", left, ret); |
e98a2d6e PP |
4394 | goto error; |
4395 | } | |
4396 | } else { | |
87cb75e6 PP |
4397 | _BT_LOGW_NODE(entry_node, |
4398 | "Environment entry has unknown type: " | |
37d21e07 | 4399 | "name=\"%s\"", left); |
e98a2d6e PP |
4400 | } |
4401 | ||
4402 | g_free(left); | |
4403 | left = NULL; | |
4404 | } | |
4405 | ||
4406 | end: | |
4407 | return 0; | |
4408 | ||
4409 | error: | |
4410 | g_free(left); | |
4411 | ||
4412 | return ret; | |
4413 | } | |
4414 | ||
4415 | static | |
4416 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4417 | { | |
4418 | int ret = 0; | |
4419 | int set = 0; | |
4420 | char *left = NULL; | |
4421 | struct ctf_node *node; | |
4422 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4423 | ||
4424 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4425 | if (node->type == NODE_CTF_EXPRESSION) { | |
4426 | struct ctf_node *right_node; | |
4427 | ||
4428 | left = concatenate_unary_strings( | |
4429 | &node->u.ctf_expression.left); | |
4430 | if (!left) { | |
87cb75e6 PP |
4431 | _BT_LOGE_NODE(node, |
4432 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
4433 | ret = -EINVAL; |
4434 | goto error; | |
4435 | } | |
4436 | ||
4437 | if (!strcmp(left, "byte_order")) { | |
4438 | enum bt_ctf_byte_order bo; | |
4439 | ||
4440 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
87cb75e6 | 4441 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
37d21e07 | 4442 | "trace"); |
e98a2d6e PP |
4443 | ret = -EPERM; |
4444 | goto error; | |
4445 | } | |
4446 | ||
4447 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4448 | right_node = _BT_LIST_FIRST_ENTRY( | |
4449 | &node->u.ctf_expression.right, | |
4450 | struct ctf_node, siblings); | |
55314f2a | 4451 | bo = byte_order_from_unary_expr(right_node); |
e98a2d6e | 4452 | if (bo == BT_CTF_BYTE_ORDER_UNKNOWN) { |
87cb75e6 PP |
4453 | _BT_LOGE_NODE(node, |
4454 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
4455 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4456 | ret = -EINVAL; |
4457 | goto error; | |
4458 | } else if (bo == BT_CTF_BYTE_ORDER_NATIVE) { | |
87cb75e6 PP |
4459 | _BT_LOGE_NODE(node, |
4460 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
37d21e07 | 4461 | "cannot be set to `native` here."); |
e98a2d6e PP |
4462 | ret = -EPERM; |
4463 | goto error; | |
4464 | } | |
4465 | ||
1e649dff | 4466 | ctx->trace_bo = bo; |
391c8f0d | 4467 | ret = bt_ctf_trace_set_native_byte_order( |
e98a2d6e PP |
4468 | ctx->trace, bo); |
4469 | if (ret) { | |
87cb75e6 PP |
4470 | _BT_LOGE_NODE(node, |
4471 | "Cannot set trace's byte order: " | |
37d21e07 | 4472 | "ret=%d", ret); |
e98a2d6e PP |
4473 | goto error; |
4474 | } | |
4475 | } | |
4476 | ||
4477 | g_free(left); | |
4478 | left = NULL; | |
4479 | } | |
4480 | } | |
4481 | ||
4482 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
87cb75e6 PP |
4483 | _BT_LOGE_NODE(trace_node, |
4484 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4485 | ret = -EINVAL; |
4486 | goto error; | |
4487 | } | |
4488 | ||
4489 | return 0; | |
4490 | ||
4491 | error: | |
4492 | g_free(left); | |
4493 | ||
4494 | return ret; | |
4495 | } | |
4496 | ||
4497 | static | |
4498 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
ac0c6bdd | 4499 | struct bt_ctf_clock_class *clock, int *set) |
e98a2d6e PP |
4500 | { |
4501 | int ret = 0; | |
4502 | char *left = NULL; | |
4503 | ||
4504 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
87cb75e6 PP |
4505 | _BT_LOGE_NODE(entry_node, |
4506 | "Unexpected node type: node-type=%d", | |
4507 | entry_node->type); | |
e98a2d6e PP |
4508 | ret = -EPERM; |
4509 | goto error; | |
4510 | } | |
4511 | ||
4512 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4513 | if (!left) { | |
87cb75e6 | 4514 | _BT_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4515 | ret = -EINVAL; |
4516 | goto error; | |
4517 | } | |
4518 | ||
4519 | if (!strcmp(left, "name")) { | |
4520 | char *right; | |
4521 | ||
4522 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
87cb75e6 | 4523 | _BT_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4524 | ret = -EPERM; |
4525 | goto error; | |
4526 | } | |
4527 | ||
4528 | right = concatenate_unary_strings( | |
4529 | &entry_node->u.ctf_expression.right); | |
4530 | if (!right) { | |
87cb75e6 PP |
4531 | _BT_LOGE_NODE(entry_node, |
4532 | "Unexpected unary expression for clock class's `name` attribute."); | |
e98a2d6e PP |
4533 | ret = -EINVAL; |
4534 | goto error; | |
4535 | } | |
4536 | ||
ac0c6bdd | 4537 | ret = bt_ctf_clock_class_set_name(clock, right); |
e98a2d6e | 4538 | if (ret) { |
87cb75e6 PP |
4539 | _BT_LOGE_NODE(entry_node, |
4540 | "cannot set clock class's name"); | |
e98a2d6e PP |
4541 | g_free(right); |
4542 | goto error; | |
4543 | } | |
4544 | ||
4545 | g_free(right); | |
4546 | _SET(set, _CLOCK_NAME_SET); | |
4547 | } else if (!strcmp(left, "uuid")) { | |
4548 | unsigned char uuid[BABELTRACE_UUID_LEN]; | |
4549 | ||
4550 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
87cb75e6 | 4551 | _BT_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4552 | ret = -EPERM; |
4553 | goto error; | |
4554 | } | |
4555 | ||
4556 | ret = get_unary_uuid(&entry_node->u.ctf_expression.right, uuid); | |
4557 | if (ret) { | |
87cb75e6 PP |
4558 | _BT_LOGE_NODE(entry_node, |
4559 | "Invalid clock class's `uuid` attribute."); | |
e98a2d6e PP |
4560 | goto error; |
4561 | } | |
4562 | ||
ac0c6bdd | 4563 | ret = bt_ctf_clock_class_set_uuid(clock, uuid); |
e98a2d6e | 4564 | if (ret) { |
87cb75e6 PP |
4565 | _BT_LOGE_NODE(entry_node, |
4566 | "Cannot set clock class's UUID."); | |
e98a2d6e PP |
4567 | goto error; |
4568 | } | |
4569 | ||
4570 | _SET(set, _CLOCK_UUID_SET); | |
4571 | } else if (!strcmp(left, "description")) { | |
4572 | char *right; | |
4573 | ||
4574 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
87cb75e6 PP |
4575 | _BT_LOGE_DUP_ATTR(entry_node, "description", |
4576 | "clock class"); | |
e98a2d6e PP |
4577 | ret = -EPERM; |
4578 | goto error; | |
4579 | } | |
4580 | ||
4581 | right = concatenate_unary_strings( | |
4582 | &entry_node->u.ctf_expression.right); | |
4583 | if (!right) { | |
87cb75e6 PP |
4584 | _BT_LOGE_NODE(entry_node, |
4585 | "Unexpected unary expression for clock class's `description` attribute."); | |
e98a2d6e PP |
4586 | ret = -EINVAL; |
4587 | goto error; | |
4588 | } | |
4589 | ||
ac0c6bdd | 4590 | ret = bt_ctf_clock_class_set_description(clock, right); |
e98a2d6e | 4591 | if (ret) { |
87cb75e6 PP |
4592 | _BT_LOGE_NODE(entry_node, |
4593 | "Cannot set clock class's description."); | |
e98a2d6e PP |
4594 | g_free(right); |
4595 | goto error; | |
4596 | } | |
4597 | ||
4598 | g_free(right); | |
4599 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4600 | } else if (!strcmp(left, "freq")) { | |
4601 | uint64_t freq; | |
4602 | ||
4603 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
87cb75e6 | 4604 | _BT_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4605 | ret = -EPERM; |
4606 | goto error; | |
4607 | } | |
4608 | ||
4609 | ret = get_unary_unsigned( | |
4610 | &entry_node->u.ctf_expression.right, &freq); | |
4611 | if (ret) { | |
87cb75e6 PP |
4612 | _BT_LOGE_NODE(entry_node, |
4613 | "Unexpected unary expression for clock class's `freq` attribute."); | |
e98a2d6e PP |
4614 | ret = -EINVAL; |
4615 | goto error; | |
4616 | } | |
4617 | ||
ac0c6bdd | 4618 | ret = bt_ctf_clock_class_set_frequency(clock, freq); |
e98a2d6e | 4619 | if (ret) { |
87cb75e6 PP |
4620 | _BT_LOGE_NODE(entry_node, |
4621 | "Cannot set clock class's frequency."); | |
e98a2d6e PP |
4622 | goto error; |
4623 | } | |
4624 | ||
4625 | _SET(set, _CLOCK_FREQ_SET); | |
4626 | } else if (!strcmp(left, "precision")) { | |
4627 | uint64_t precision; | |
4628 | ||
4629 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
87cb75e6 PP |
4630 | _BT_LOGE_DUP_ATTR(entry_node, "precision", |
4631 | "clock class"); | |
e98a2d6e PP |
4632 | ret = -EPERM; |
4633 | goto error; | |
4634 | } | |
4635 | ||
4636 | ret = get_unary_unsigned( | |
4637 | &entry_node->u.ctf_expression.right, &precision); | |
4638 | if (ret) { | |
87cb75e6 PP |
4639 | _BT_LOGE_NODE(entry_node, |
4640 | "Unexpected unary expression for clock class's `precision` attribute."); | |
e98a2d6e PP |
4641 | ret = -EINVAL; |
4642 | goto error; | |
4643 | } | |
4644 | ||
ac0c6bdd | 4645 | ret = bt_ctf_clock_class_set_precision(clock, precision); |
e98a2d6e | 4646 | if (ret) { |
87cb75e6 PP |
4647 | _BT_LOGE_NODE(entry_node, |
4648 | "Cannot set clock class's precision."); | |
e98a2d6e PP |
4649 | goto error; |
4650 | } | |
4651 | ||
4652 | _SET(set, _CLOCK_PRECISION_SET); | |
4653 | } else if (!strcmp(left, "offset_s")) { | |
4654 | uint64_t offset_s; | |
4655 | ||
4656 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
87cb75e6 PP |
4657 | _BT_LOGE_DUP_ATTR(entry_node, "offset_s", |
4658 | "clock class"); | |
e98a2d6e PP |
4659 | ret = -EPERM; |
4660 | goto error; | |
4661 | } | |
4662 | ||
4663 | ret = get_unary_unsigned( | |
4664 | &entry_node->u.ctf_expression.right, &offset_s); | |
4665 | if (ret) { | |
87cb75e6 PP |
4666 | _BT_LOGE_NODE(entry_node, |
4667 | "Unexpected unary expression for clock class's `offset_s` attribute."); | |
e98a2d6e PP |
4668 | ret = -EINVAL; |
4669 | goto error; | |
4670 | } | |
4671 | ||
ac0c6bdd | 4672 | ret = bt_ctf_clock_class_set_offset_s(clock, offset_s); |
e98a2d6e | 4673 | if (ret) { |
87cb75e6 PP |
4674 | _BT_LOGE_NODE(entry_node, |
4675 | "Cannot set clock class's offset in seconds."); | |
e98a2d6e PP |
4676 | goto error; |
4677 | } | |
4678 | ||
4679 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4680 | } else if (!strcmp(left, "offset")) { | |
4681 | uint64_t offset; | |
4682 | ||
4683 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
87cb75e6 | 4684 | _BT_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4685 | ret = -EPERM; |
4686 | goto error; | |
4687 | } | |
4688 | ||
4689 | ret = get_unary_unsigned( | |
4690 | &entry_node->u.ctf_expression.right, &offset); | |
4691 | if (ret) { | |
87cb75e6 PP |
4692 | _BT_LOGE_NODE(entry_node, |
4693 | "Unexpected unary expression for clock class's `offset` attribute."); | |
e98a2d6e PP |
4694 | ret = -EINVAL; |
4695 | goto error; | |
4696 | } | |
4697 | ||
ac0c6bdd | 4698 | ret = bt_ctf_clock_class_set_offset_cycles(clock, offset); |
e98a2d6e | 4699 | if (ret) { |
87cb75e6 PP |
4700 | _BT_LOGE_NODE(entry_node, |
4701 | "Cannot set clock class's offset in cycles."); | |
e98a2d6e PP |
4702 | goto error; |
4703 | } | |
4704 | ||
4705 | _SET(set, _CLOCK_OFFSET_SET); | |
4706 | } else if (!strcmp(left, "absolute")) { | |
4707 | struct ctf_node *right; | |
4708 | ||
4709 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
87cb75e6 PP |
4710 | _BT_LOGE_DUP_ATTR(entry_node, "absolute", |
4711 | "clock class"); | |
e98a2d6e PP |
4712 | ret = -EPERM; |
4713 | goto error; | |
4714 | } | |
4715 | ||
4716 | right = _BT_LIST_FIRST_ENTRY( | |
4717 | &entry_node->u.ctf_expression.right, | |
4718 | struct ctf_node, siblings); | |
55314f2a | 4719 | ret = get_boolean(right); |
e98a2d6e | 4720 | if (ret < 0) { |
87cb75e6 PP |
4721 | _BT_LOGE_NODE(entry_node, |
4722 | "Unexpected unary expression for clock class's `absolute` attribute."); | |
e98a2d6e PP |
4723 | ret = -EINVAL; |
4724 | goto error; | |
4725 | } | |
4726 | ||
ac0c6bdd | 4727 | ret = bt_ctf_clock_class_set_is_absolute(clock, ret); |
e98a2d6e | 4728 | if (ret) { |
87cb75e6 PP |
4729 | _BT_LOGE_NODE(entry_node, |
4730 | "Cannot set clock class's absolute flag."); | |
e98a2d6e PP |
4731 | goto error; |
4732 | } | |
4733 | ||
4734 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4735 | } else { | |
87cb75e6 PP |
4736 | _BT_LOGW_NODE(entry_node, |
4737 | "Unknown attribute in clock class: attr-name=\"%s\"", | |
e98a2d6e PP |
4738 | left); |
4739 | } | |
4740 | ||
4741 | g_free(left); | |
4742 | left = NULL; | |
4743 | ||
4744 | return 0; | |
4745 | ||
4746 | error: | |
4747 | g_free(left); | |
4748 | ||
4749 | return ret; | |
4750 | } | |
4751 | ||
4752 | static | |
55314f2a | 4753 | int64_t cycles_from_ns(uint64_t frequency, int64_t ns) |
92540773 | 4754 | { |
55314f2a | 4755 | int64_t cycles; |
92540773 JD |
4756 | |
4757 | /* 1GHz */ | |
4758 | if (frequency == 1000000000ULL) { | |
4759 | cycles = ns; | |
4760 | } else { | |
4761 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4762 | } | |
4763 | ||
4764 | return cycles; | |
4765 | } | |
4766 | ||
4767 | static | |
1e649dff | 4768 | int apply_clock_class_offset(struct ctx *ctx, struct bt_ctf_clock_class *clock) |
92540773 JD |
4769 | { |
4770 | int ret; | |
4771 | uint64_t freq; | |
4772 | int64_t offset_cycles; | |
4773 | ||
4774 | freq = bt_ctf_clock_class_get_frequency(clock); | |
4775 | if (freq == -1ULL) { | |
37d21e07 | 4776 | BT_LOGE_STR("Cannot get clock class's frequency."); |
92540773 JD |
4777 | ret = -1; |
4778 | goto end; | |
4779 | } | |
4780 | ||
4781 | ret = bt_ctf_clock_class_get_offset_cycles(clock, &offset_cycles); | |
4782 | if (ret) { | |
37d21e07 | 4783 | BT_LOGE_STR("Cannot get clock class's offset in cycles."); |
92540773 JD |
4784 | ret = -1; |
4785 | goto end; | |
4786 | } | |
4787 | ||
1e649dff | 4788 | offset_cycles += cycles_from_ns(freq, ctx->clock_class_offset_ns); |
92540773 JD |
4789 | ret = bt_ctf_clock_class_set_offset_cycles(clock, offset_cycles); |
4790 | ||
4791 | end: | |
4792 | return ret; | |
4793 | } | |
4794 | ||
4795 | static | |
1e649dff | 4796 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4797 | { |
4798 | int ret = 0; | |
4799 | int set = 0; | |
ac0c6bdd | 4800 | struct bt_ctf_clock_class *clock; |
e98a2d6e PP |
4801 | struct ctf_node *entry_node; |
4802 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4803 | const char *clock_class_name; |
e98a2d6e PP |
4804 | |
4805 | if (clock_node->visited) { | |
4806 | return 0; | |
4807 | } | |
4808 | ||
4809 | clock_node->visited = TRUE; | |
ac0c6bdd | 4810 | clock = bt_ctf_clock_class_create(NULL); |
e98a2d6e | 4811 | if (!clock) { |
87cb75e6 PP |
4812 | _BT_LOGE_NODE(clock_node, |
4813 | "Cannot create default clock class."); | |
e98a2d6e PP |
4814 | ret = -ENOMEM; |
4815 | goto error; | |
4816 | } | |
4817 | ||
4818 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4819 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set); | |
4820 | if (ret) { | |
87cb75e6 PP |
4821 | _BT_LOGE_NODE(entry_node, |
4822 | "Cannot visit clock class's entry: ret=%d", | |
4823 | ret); | |
e98a2d6e PP |
4824 | goto error; |
4825 | } | |
4826 | } | |
4827 | ||
4828 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
87cb75e6 PP |
4829 | _BT_LOGE_NODE(clock_node, |
4830 | "Missing `name` attribute in clock class."); | |
e98a2d6e PP |
4831 | ret = -EPERM; |
4832 | goto error; | |
4833 | } | |
4834 | ||
f4421ff3 PP |
4835 | clock_class_name = bt_ctf_clock_class_get_name(clock); |
4836 | assert(clock_class_name); | |
4837 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4838 | /* | |
4839 | * Old versions of LTTng forgot to set its clock class | |
4840 | * as absolute, even if it is. This is important because | |
4841 | * it's a condition to be able to sort notifications | |
4842 | * from different sources. | |
4843 | */ | |
4844 | ret = bt_ctf_clock_class_set_is_absolute(clock, 1); | |
4845 | if (ret) { | |
87cb75e6 PP |
4846 | _BT_LOGE_NODE(clock_node, |
4847 | "Cannot set clock class's absolute flag."); | |
f4421ff3 PP |
4848 | goto error; |
4849 | } | |
e98a2d6e PP |
4850 | } |
4851 | ||
1e649dff | 4852 | ret = apply_clock_class_offset(ctx, clock); |
92540773 | 4853 | if (ret) { |
87cb75e6 PP |
4854 | _BT_LOGE_NODE(clock_node, |
4855 | "Cannot apply clock class's custom offset."); | |
92540773 JD |
4856 | goto error; |
4857 | } | |
4858 | ||
ac0c6bdd | 4859 | ret = bt_ctf_trace_add_clock_class(ctx->trace, clock); |
e98a2d6e | 4860 | if (ret) { |
87cb75e6 PP |
4861 | _BT_LOGE_NODE(clock_node, |
4862 | "Cannot add clock class to trace."); | |
e98a2d6e PP |
4863 | goto error; |
4864 | } | |
4865 | ||
4866 | error: | |
4867 | BT_PUT(clock); | |
4868 | ||
4869 | return ret; | |
4870 | } | |
4871 | ||
4872 | static | |
4873 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4874 | { | |
4875 | int ret = 0; | |
4876 | ||
4877 | if (root_decl_node->visited) { | |
4878 | goto end; | |
4879 | } | |
4880 | ||
4881 | root_decl_node->visited = TRUE; | |
4882 | ||
4883 | switch (root_decl_node->type) { | |
4884 | case NODE_TYPEDEF: | |
4885 | ret = visit_typedef(ctx, | |
4886 | root_decl_node->u._typedef.type_specifier_list, | |
4887 | &root_decl_node->u._typedef.type_declarators); | |
4888 | if (ret) { | |
87cb75e6 PP |
4889 | _BT_LOGE_NODE(root_decl_node, |
4890 | "Cannot add type definition found in root scope."); | |
e98a2d6e PP |
4891 | goto end; |
4892 | } | |
4893 | break; | |
4894 | case NODE_TYPEALIAS: | |
4895 | ret = visit_typealias(ctx, root_decl_node->u.typealias.target, | |
4896 | root_decl_node->u.typealias.alias); | |
4897 | if (ret) { | |
87cb75e6 PP |
4898 | _BT_LOGE_NODE(root_decl_node, |
4899 | "Cannot add type alias found in root scope."); | |
e98a2d6e PP |
4900 | goto end; |
4901 | } | |
4902 | break; | |
4903 | case NODE_TYPE_SPECIFIER_LIST: | |
4904 | { | |
4905 | _BT_CTF_FIELD_TYPE_INIT(decl); | |
4906 | ||
4907 | /* | |
4908 | * Just add the type specifier to the root | |
4909 | * declaration scope. Put local reference. | |
4910 | */ | |
4911 | ret = visit_type_specifier_list(ctx, root_decl_node, &decl); | |
4912 | if (ret) { | |
87cb75e6 PP |
4913 | _BT_LOGE_NODE(root_decl_node, |
4914 | "Cannot visit root scope's field type: " | |
4915 | "ret=%d", ret); | |
e98a2d6e PP |
4916 | assert(!decl); |
4917 | goto end; | |
4918 | } | |
4919 | ||
4920 | BT_PUT(decl); | |
4921 | break; | |
4922 | } | |
4923 | default: | |
87cb75e6 PP |
4924 | _BT_LOGE_NODE(root_decl_node, |
4925 | "Unexpected node type: node-type=%d", | |
4926 | root_decl_node->type); | |
e98a2d6e PP |
4927 | ret = -EPERM; |
4928 | goto end; | |
4929 | } | |
4930 | ||
4931 | end: | |
4932 | return ret; | |
4933 | } | |
4934 | ||
91fd6f6a PP |
4935 | static |
4936 | int set_trace_name(struct ctx *ctx) | |
4937 | { | |
4938 | GString *name; | |
4939 | int ret = 0; | |
4940 | struct bt_value *value = NULL; | |
4941 | ||
4942 | assert(bt_ctf_trace_get_stream_class_count(ctx->trace) == 0); | |
4943 | name = g_string_new(NULL); | |
4944 | if (!name) { | |
87cb75e6 | 4945 | BT_LOGE_STR("Failed to allocate a GString."); |
91fd6f6a PP |
4946 | ret = -1; |
4947 | goto end; | |
4948 | } | |
4949 | ||
4950 | /* | |
4951 | * Check if we have a trace environment string value named `hostname`. | |
4952 | * If so, use it as the trace name's prefix. | |
4953 | */ | |
4954 | value = bt_ctf_trace_get_environment_field_value_by_name(ctx->trace, | |
4955 | "hostname"); | |
4956 | if (bt_value_is_string(value)) { | |
4957 | const char *hostname; | |
4958 | ||
4959 | ret = bt_value_string_get(value, &hostname); | |
4960 | assert(ret == 0); | |
4961 | g_string_append(name, hostname); | |
4962 | ||
4963 | if (ctx->trace_name_suffix) { | |
4964 | g_string_append_c(name, G_DIR_SEPARATOR); | |
4965 | } | |
4966 | } | |
4967 | ||
4968 | if (ctx->trace_name_suffix) { | |
4969 | g_string_append(name, ctx->trace_name_suffix); | |
4970 | } | |
4971 | ||
4972 | ret = bt_ctf_trace_set_name(ctx->trace, name->str); | |
4973 | if (ret) { | |
87cb75e6 | 4974 | BT_LOGE("Cannot set trace's name: name=\"%s\"", name->str); |
91fd6f6a PP |
4975 | goto error; |
4976 | } | |
4977 | ||
4978 | goto end; | |
4979 | ||
4980 | error: | |
4981 | ret = -1; | |
4982 | ||
4983 | end: | |
4984 | bt_put(value); | |
4985 | ||
4986 | if (name) { | |
4987 | g_string_free(name, TRUE); | |
4988 | } | |
4989 | ||
4990 | return ret; | |
4991 | } | |
4992 | ||
e98a2d6e | 4993 | static |
1e649dff | 4994 | int move_ctx_stream_classes_to_trace(struct ctx *ctx) |
e98a2d6e | 4995 | { |
fde61d26 | 4996 | int ret = 0; |
e98a2d6e PP |
4997 | GHashTableIter iter; |
4998 | gpointer key, stream_class; | |
4999 | ||
91fd6f6a PP |
5000 | if (g_hash_table_size(ctx->stream_classes) > 0 && |
5001 | bt_ctf_trace_get_stream_class_count(ctx->trace) == 0) { | |
5002 | /* | |
5003 | * We're about to add the first stream class to the | |
5004 | * trace. This will freeze the trace, and after this | |
5005 | * we cannot set the name anymore. At this point, | |
5006 | * set the trace name. | |
5007 | */ | |
5008 | ret = set_trace_name(ctx); | |
5009 | if (ret) { | |
87cb75e6 | 5010 | BT_LOGE_STR("Cannot set trace's name."); |
91fd6f6a PP |
5011 | goto end; |
5012 | } | |
5013 | } | |
5014 | ||
e98a2d6e PP |
5015 | g_hash_table_iter_init(&iter, ctx->stream_classes); |
5016 | ||
5017 | while (g_hash_table_iter_next(&iter, &key, &stream_class)) { | |
5018 | ret = bt_ctf_trace_add_stream_class(ctx->trace, | |
5019 | stream_class); | |
5020 | if (ret) { | |
5021 | int64_t id = bt_ctf_stream_class_get_id(stream_class); | |
37d21e07 | 5022 | BT_LOGE("Cannot add stream class to trace: id=%" PRId64, |
e98a2d6e PP |
5023 | id); |
5024 | goto end; | |
5025 | } | |
5026 | } | |
5027 | ||
1e649dff PP |
5028 | g_hash_table_remove_all(ctx->stream_classes); |
5029 | ||
e98a2d6e PP |
5030 | end: |
5031 | return ret; | |
5032 | } | |
5033 | ||
1e649dff | 5034 | BT_HIDDEN |
55314f2a JG |
5035 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
5036 | int64_t clock_class_offset_ns, const char *name) | |
e98a2d6e | 5037 | { |
1e649dff | 5038 | int ret; |
e98a2d6e | 5039 | struct ctx *ctx = NULL; |
1e649dff | 5040 | struct bt_ctf_trace *trace; |
e98a2d6e | 5041 | |
1e649dff PP |
5042 | trace = bt_ctf_trace_create(); |
5043 | if (!trace) { | |
37d21e07 | 5044 | BT_LOGE_STR("Cannot create empty trace."); |
e98a2d6e PP |
5045 | goto error; |
5046 | } | |
5047 | ||
835b2d10 | 5048 | /* Set packet header to NULL to override the default one */ |
1e649dff | 5049 | ret = bt_ctf_trace_set_packet_header_type(trace, NULL); |
e98a2d6e | 5050 | if (ret) { |
37d21e07 | 5051 | BT_LOGE_STR("Cannot reset initial trace's packet header field type."); |
e98a2d6e PP |
5052 | goto error; |
5053 | } | |
5054 | ||
1e649dff | 5055 | /* Create visitor's context */ |
55314f2a | 5056 | ctx = ctx_create(trace, clock_class_offset_ns, name); |
e98a2d6e | 5057 | if (!ctx) { |
37d21e07 | 5058 | BT_LOGE_STR("Cannot create visitor's context."); |
e98a2d6e PP |
5059 | goto error; |
5060 | } | |
5061 | ||
1e649dff PP |
5062 | trace = NULL; |
5063 | goto end; | |
5064 | ||
5065 | error: | |
5066 | ctx_destroy(ctx); | |
5067 | ctx = NULL; | |
5068 | ||
5069 | end: | |
5070 | bt_put(trace); | |
5071 | return (void *) ctx; | |
5072 | } | |
5073 | ||
5074 | BT_HIDDEN | |
5075 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
5076 | { | |
5077 | ctx_destroy((void *) visitor); | |
5078 | } | |
5079 | ||
5080 | BT_HIDDEN | |
5081 | struct bt_ctf_trace *ctf_visitor_generate_ir_get_trace( | |
5082 | struct ctf_visitor_generate_ir *visitor) | |
5083 | { | |
5084 | struct ctx *ctx = (void *) visitor; | |
5085 | ||
5086 | assert(ctx); | |
5087 | assert(ctx->trace); | |
5088 | return bt_get(ctx->trace); | |
5089 | } | |
5090 | ||
5091 | BT_HIDDEN | |
5092 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
5093 | struct ctf_node *node) | |
5094 | { | |
5095 | int ret = 0; | |
5096 | struct ctx *ctx = (void *) visitor; | |
5097 | ||
37d21e07 | 5098 | BT_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 5099 | |
e98a2d6e PP |
5100 | switch (node->type) { |
5101 | case NODE_ROOT: | |
5102 | { | |
5103 | struct ctf_node *iter; | |
5104 | int got_trace_decl = FALSE; | |
e98a2d6e PP |
5105 | |
5106 | /* | |
1e649dff PP |
5107 | * The first thing we need is the native byte order of |
5108 | * the trace block, because early type aliases can have | |
5109 | * a `byte_order` attribute set to `native`. If we don't | |
5110 | * have the native byte order yet, and we don't have any | |
5111 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 5112 | */ |
1e649dff PP |
5113 | if (ctx->trace_bo == BT_CTF_BYTE_ORDER_NATIVE) { |
5114 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
5115 | if (got_trace_decl) { | |
87cb75e6 PP |
5116 | _BT_LOGE_NODE(node, |
5117 | "Duplicate trace (`trace` block)."); | |
1e649dff PP |
5118 | ret = -1; |
5119 | goto end; | |
5120 | } | |
e98a2d6e | 5121 | |
1e649dff PP |
5122 | ret = set_trace_byte_order(ctx, iter); |
5123 | if (ret) { | |
87cb75e6 PP |
5124 | _BT_LOGE_NODE(node, |
5125 | "Cannot set trace's native byte order: " | |
37d21e07 | 5126 | "ret=%d", ret); |
1e649dff PP |
5127 | goto end; |
5128 | } | |
5129 | ||
5130 | got_trace_decl = TRUE; | |
e98a2d6e PP |
5131 | } |
5132 | ||
1e649dff | 5133 | if (!got_trace_decl) { |
87cb75e6 | 5134 | BT_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
5135 | ret = -EINCOMPLETE; |
5136 | goto end; | |
5137 | } | |
e98a2d6e PP |
5138 | } |
5139 | ||
1e649dff PP |
5140 | assert(ctx->trace_bo == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN || |
5141 | ctx->trace_bo == BT_CTF_BYTE_ORDER_BIG_ENDIAN); | |
5142 | assert(ctx->current_scope && | |
5143 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e | 5144 | |
f4421ff3 PP |
5145 | /* Environment */ |
5146 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
5147 | ret = visit_env(ctx, iter); | |
5148 | if (ret) { | |
87cb75e6 PP |
5149 | _BT_LOGE_NODE(iter, |
5150 | "Cannot visit trace's environment (`env` block) entry: " | |
37d21e07 | 5151 | "ret=%d", ret); |
f4421ff3 PP |
5152 | goto end; |
5153 | } | |
5154 | } | |
5155 | ||
5156 | assert(ctx->current_scope && | |
5157 | ctx->current_scope->parent_scope == NULL); | |
5158 | ||
e98a2d6e | 5159 | /* |
f4421ff3 | 5160 | * Visit clock blocks. |
e98a2d6e PP |
5161 | */ |
5162 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 5163 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 5164 | if (ret) { |
87cb75e6 PP |
5165 | _BT_LOGE_NODE(iter, |
5166 | "Cannot visit clock class: ret=%d", | |
e98a2d6e | 5167 | ret); |
1e649dff | 5168 | goto end; |
e98a2d6e PP |
5169 | } |
5170 | } | |
5171 | ||
1e649dff PP |
5172 | assert(ctx->current_scope && |
5173 | ctx->current_scope->parent_scope == NULL); | |
5174 | ||
e98a2d6e PP |
5175 | /* |
5176 | * Visit root declarations next, as they can be used by any | |
5177 | * following entity. | |
5178 | */ | |
5179 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
5180 | siblings) { | |
5181 | ret = visit_root_decl(ctx, iter); | |
5182 | if (ret) { | |
87cb75e6 PP |
5183 | _BT_LOGE_NODE(iter, |
5184 | "Cannot visit root entry: ret=%d", | |
e98a2d6e | 5185 | ret); |
1e649dff | 5186 | goto end; |
e98a2d6e PP |
5187 | } |
5188 | } | |
5189 | ||
1e649dff PP |
5190 | assert(ctx->current_scope && |
5191 | ctx->current_scope->parent_scope == NULL); | |
5192 | ||
5193 | /* Callsite blocks are not supported */ | |
e98a2d6e | 5194 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
87cb75e6 PP |
5195 | _BT_LOGW_NODE(iter, |
5196 | "\"callsite\" blocks are not supported as of this version."); | |
e98a2d6e PP |
5197 | } |
5198 | ||
1e649dff PP |
5199 | assert(ctx->current_scope && |
5200 | ctx->current_scope->parent_scope == NULL); | |
5201 | ||
e98a2d6e PP |
5202 | /* Trace */ |
5203 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
5204 | ret = visit_trace_decl(ctx, iter); | |
5205 | if (ret) { | |
87cb75e6 PP |
5206 | _BT_LOGE_NODE(iter, |
5207 | "Cannot visit trace (`trace` block): " | |
37d21e07 | 5208 | "ret=%d", ret); |
1e649dff | 5209 | goto end; |
e98a2d6e PP |
5210 | } |
5211 | } | |
5212 | ||
1e649dff PP |
5213 | assert(ctx->current_scope && |
5214 | ctx->current_scope->parent_scope == NULL); | |
5215 | ||
e98a2d6e PP |
5216 | /* Streams */ |
5217 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
5218 | ret = visit_stream_decl(ctx, iter); | |
5219 | if (ret) { | |
87cb75e6 PP |
5220 | _BT_LOGE_NODE(iter, |
5221 | "Cannot visit stream class: ret=%d", | |
37d21e07 | 5222 | ret); |
1e649dff | 5223 | goto end; |
e98a2d6e PP |
5224 | } |
5225 | } | |
5226 | ||
1e649dff PP |
5227 | assert(ctx->current_scope && |
5228 | ctx->current_scope->parent_scope == NULL); | |
5229 | ||
e98a2d6e PP |
5230 | /* Events */ |
5231 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
5232 | ret = visit_event_decl(ctx, iter); | |
5233 | if (ret) { | |
87cb75e6 PP |
5234 | _BT_LOGE_NODE(iter, |
5235 | "Cannot visit event class: ret=%d", | |
37d21e07 | 5236 | ret); |
1e649dff | 5237 | goto end; |
e98a2d6e PP |
5238 | } |
5239 | } | |
1e649dff PP |
5240 | |
5241 | assert(ctx->current_scope && | |
5242 | ctx->current_scope->parent_scope == NULL); | |
e98a2d6e PP |
5243 | break; |
5244 | } | |
e98a2d6e | 5245 | default: |
87cb75e6 PP |
5246 | _BT_LOGE_NODE(node, |
5247 | "Unexpected node type: node-type=%d", | |
37d21e07 | 5248 | node->type); |
e98a2d6e | 5249 | ret = -EINVAL; |
1e649dff | 5250 | goto end; |
e98a2d6e PP |
5251 | } |
5252 | ||
1e649dff PP |
5253 | /* Move decoded stream classes to trace, if any */ |
5254 | ret = move_ctx_stream_classes_to_trace(ctx); | |
e98a2d6e | 5255 | if (ret) { |
37d21e07 | 5256 | BT_LOGE("Cannot move stream classes to trace: ret=%d", ret); |
e98a2d6e PP |
5257 | } |
5258 | ||
1e649dff | 5259 | end: |
e98a2d6e PP |
5260 | return ret; |
5261 | } |