Commit | Line | Data |
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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> | |
44c440bc | 9 | * Copyright 2015-2018 - Philippe Proulx <philippe.proulx@efficios.com> |
e98a2d6e PP |
10 | * |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
08da4f77 PP |
30 | #define BT_LOG_TAG "PLUGIN-CTF-METADATA-IR-VISITOR" |
31 | #include "logging.h" | |
32 | ||
e98a2d6e PP |
33 | #include <stdio.h> |
34 | #include <unistd.h> | |
35 | #include <string.h> | |
c55a9f58 | 36 | #include <stdbool.h> |
e98a2d6e PP |
37 | #include <stdlib.h> |
38 | #include <ctype.h> | |
f6ccaed9 | 39 | #include <babeltrace/assert-internal.h> |
e98a2d6e PP |
40 | #include <glib.h> |
41 | #include <inttypes.h> | |
42 | #include <errno.h> | |
3dca2276 | 43 | #include <babeltrace/common-internal.h> |
3d9990ac PP |
44 | #include <babeltrace/compat/uuid-internal.h> |
45 | #include <babeltrace/endian-internal.h> | |
9d408fca | 46 | #include <babeltrace/babeltrace.h> |
e98a2d6e | 47 | |
06a626b8 JG |
48 | #include "scanner.h" |
49 | #include "parser.h" | |
50 | #include "ast.h" | |
a2a54545 | 51 | #include "decoder.h" |
44c440bc PP |
52 | #include "ctf-meta.h" |
53 | #include "ctf-meta-visitors.h" | |
e98a2d6e PP |
54 | |
55 | /* Bit value (left shift) */ | |
56 | #define _BV(_val) (1 << (_val)) | |
57 | ||
58 | /* Bit is set in a set of bits */ | |
59 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
60 | ||
61 | /* Set bit in a set of bits */ | |
62 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
63 | ||
44c440bc PP |
64 | /* Try to push scope, or go to the `error` label */ |
65 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ | |
66 | do { \ | |
67 | ret = ctx_push_scope(ctx); \ | |
68 | if (ret) { \ | |
69 | BT_LOGE_STR("Cannot push scope."); \ | |
70 | goto error; \ | |
71 | } \ | |
72 | } while (0) | |
73 | ||
e98a2d6e PP |
74 | /* Bits for verifying existing attributes in various declarations */ |
75 | enum { | |
76 | _CLOCK_NAME_SET = _BV(0), | |
77 | _CLOCK_UUID_SET = _BV(1), | |
78 | _CLOCK_FREQ_SET = _BV(2), | |
79 | _CLOCK_PRECISION_SET = _BV(3), | |
80 | _CLOCK_OFFSET_S_SET = _BV(4), | |
81 | _CLOCK_OFFSET_SET = _BV(5), | |
82 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
83 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
84 | }; | |
85 | ||
86 | enum { | |
87 | _INTEGER_ALIGN_SET = _BV(0), | |
88 | _INTEGER_SIZE_SET = _BV(1), | |
89 | _INTEGER_BASE_SET = _BV(2), | |
90 | _INTEGER_ENCODING_SET = _BV(3), | |
91 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
92 | _INTEGER_SIGNED_SET = _BV(5), | |
93 | _INTEGER_MAP_SET = _BV(6), | |
94 | }; | |
95 | ||
96 | enum { | |
97 | _FLOAT_ALIGN_SET = _BV(0), | |
98 | _FLOAT_MANT_DIG_SET = _BV(1), | |
99 | _FLOAT_EXP_DIG_SET = _BV(2), | |
100 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
101 | }; | |
102 | ||
103 | enum { | |
104 | _STRING_ENCODING_SET = _BV(0), | |
105 | }; | |
106 | ||
107 | enum { | |
108 | _TRACE_MINOR_SET = _BV(0), | |
109 | _TRACE_MAJOR_SET = _BV(1), | |
110 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
111 | _TRACE_UUID_SET = _BV(3), | |
112 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
113 | }; | |
114 | ||
115 | enum { | |
116 | _STREAM_ID_SET = _BV(0), | |
117 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
118 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
119 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
120 | }; | |
121 | ||
122 | enum { | |
123 | _EVENT_NAME_SET = _BV(0), | |
124 | _EVENT_ID_SET = _BV(1), | |
125 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
126 | _EVENT_STREAM_ID_SET = _BV(3), | |
44c440bc | 127 | _EVENT_LOG_LEVEL_SET = _BV(4), |
e98a2d6e PP |
128 | _EVENT_CONTEXT_SET = _BV(5), |
129 | _EVENT_FIELDS_SET = _BV(6), | |
130 | }; | |
131 | ||
c3c30b08 | 132 | enum loglevel { |
44c440bc PP |
133 | LOG_LEVEL_EMERG = 0, |
134 | LOG_LEVEL_ALERT = 1, | |
135 | LOG_LEVEL_CRIT = 2, | |
136 | LOG_LEVEL_ERR = 3, | |
137 | LOG_LEVEL_WARNING = 4, | |
138 | LOG_LEVEL_NOTICE = 5, | |
139 | LOG_LEVEL_INFO = 6, | |
140 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
141 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
142 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
143 | LOG_LEVEL_DEBUG_MODULE = 10, | |
144 | LOG_LEVEL_DEBUG_UNIT = 11, | |
145 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
146 | LOG_LEVEL_DEBUG_LINE = 13, | |
147 | LOG_LEVEL_DEBUG = 14, | |
c3c30b08 MD |
148 | _NR_LOGLEVELS = 15, |
149 | }; | |
150 | ||
5cd6d0e5 | 151 | /* Prefixes of class aliases */ |
e98a2d6e PP |
152 | #define _PREFIX_ALIAS 'a' |
153 | #define _PREFIX_ENUM 'e' | |
154 | #define _PREFIX_STRUCT 's' | |
155 | #define _PREFIX_VARIANT 'v' | |
156 | ||
157 | /* First entry in a BT list */ | |
5cd6d0e5 PP |
158 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) \ |
159 | bt_list_entry((_ptr)->next, _class, _member) | |
e98a2d6e | 160 | |
28973adf PP |
161 | #define _BT_LOGE_DUP_ATTR(_node, _attr, _entity) \ |
162 | _BT_LOGE_LINENO((_node)->lineno, \ | |
163 | "Duplicate attribute in %s: attr-name=\"%s\"", \ | |
164 | _entity, _attr) | |
165 | ||
166 | #define _BT_LOGE_NODE(_node, _msg, args...) \ | |
167 | _BT_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
168 | ||
169 | #define _BT_LOGW_NODE(_node, _msg, args...) \ | |
170 | _BT_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
171 | ||
172 | #define _BT_LOGV_NODE(_node, _msg, args...) \ | |
173 | _BT_LOGV_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
174 | |
175 | /* | |
176 | * Declaration scope of a visitor context. This represents a TSDL | |
177 | * lexical scope, so that aliases and named structures, variants, | |
178 | * and enumerations may be registered and looked up hierarchically. | |
179 | */ | |
180 | struct ctx_decl_scope { | |
181 | /* | |
5cd6d0e5 | 182 | * Alias name to field class. |
e98a2d6e | 183 | * |
5cd6d0e5 | 184 | * GQuark -> struct ctf_field_class * (owned by this) |
e98a2d6e PP |
185 | */ |
186 | GHashTable *decl_map; | |
187 | ||
188 | /* Parent scope; NULL if this is the root declaration scope */ | |
189 | struct ctx_decl_scope *parent_scope; | |
190 | }; | |
191 | ||
192 | /* | |
1e649dff | 193 | * Visitor context (private). |
e98a2d6e PP |
194 | */ |
195 | struct ctx { | |
44c440bc | 196 | /* Trace IR trace being filled (owned by this) */ |
e5be10ef | 197 | struct bt_private_trace *trace; |
e98a2d6e | 198 | |
44c440bc PP |
199 | /* CTF meta trace being filled (owned by this) */ |
200 | struct ctf_trace_class *ctf_tc; | |
201 | ||
202 | /* Current declaration scope (top of the stack) (owned by this) */ | |
e98a2d6e PP |
203 | struct ctx_decl_scope *current_scope; |
204 | ||
44c440bc PP |
205 | /* True if trace declaration is visited */ |
206 | bool is_trace_visited; | |
e98a2d6e | 207 | |
44c440bc | 208 | /* True if this is an LTTng trace */ |
f4421ff3 PP |
209 | bool is_lttng; |
210 | ||
44c440bc PP |
211 | /* Eventual name suffix of the trace to set (owned by this) */ |
212 | char *trace_class_name_suffix; | |
a2a54545 PP |
213 | |
214 | /* Config passed by the user */ | |
215 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
216 | }; |
217 | ||
1e649dff PP |
218 | /* |
219 | * Visitor (public). | |
220 | */ | |
44c440bc | 221 | struct ctf_visitor_generate_ir; |
1e649dff | 222 | |
e98a2d6e PP |
223 | /** |
224 | * Creates a new declaration scope. | |
225 | * | |
226 | * @param par_scope Parent scope (NULL if creating a root scope) | |
227 | * @returns New declaration scope, or NULL on error | |
228 | */ | |
229 | static | |
230 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx_decl_scope *par_scope) | |
231 | { | |
232 | struct ctx_decl_scope *scope; | |
233 | ||
234 | scope = g_new(struct ctx_decl_scope, 1); | |
235 | if (!scope) { | |
28973adf | 236 | BT_LOGE_STR("Failed to allocate one declaration scope."); |
e98a2d6e PP |
237 | goto end; |
238 | } | |
239 | ||
240 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
5cd6d0e5 | 241 | NULL, (GDestroyNotify) ctf_field_class_destroy); |
e98a2d6e PP |
242 | scope->parent_scope = par_scope; |
243 | ||
244 | end: | |
245 | return scope; | |
246 | } | |
247 | ||
248 | /** | |
249 | * Destroys a declaration scope. | |
250 | * | |
251 | * This function does not destroy the parent scope. | |
252 | * | |
253 | * @param scope Scope to destroy | |
254 | */ | |
255 | static | |
256 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
257 | { | |
258 | if (!scope) { | |
259 | goto end; | |
260 | } | |
261 | ||
262 | g_hash_table_destroy(scope->decl_map); | |
263 | g_free(scope); | |
264 | ||
265 | end: | |
266 | return; | |
267 | } | |
268 | ||
269 | /** | |
270 | * Returns the GQuark of a prefixed alias. | |
271 | * | |
272 | * @param prefix Prefix character | |
273 | * @param name Name | |
274 | * @returns Associated GQuark, or 0 on error | |
275 | */ | |
276 | static | |
277 | GQuark get_prefixed_named_quark(char prefix, const char *name) | |
278 | { | |
279 | GQuark qname = 0; | |
280 | ||
f6ccaed9 | 281 | BT_ASSERT(name); |
e98a2d6e PP |
282 | |
283 | /* Prefix character + original string + '\0' */ | |
284 | char *prname = g_new(char, strlen(name) + 2); | |
285 | if (!prname) { | |
28973adf | 286 | BT_LOGE_STR("Failed to allocate a string."); |
e98a2d6e PP |
287 | goto end; |
288 | } | |
289 | ||
290 | sprintf(prname, "%c%s", prefix, name); | |
291 | qname = g_quark_from_string(prname); | |
292 | g_free(prname); | |
293 | ||
294 | end: | |
295 | return qname; | |
296 | } | |
297 | ||
298 | /** | |
5cd6d0e5 | 299 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
300 | * |
301 | * @param scope Declaration scope | |
302 | * @param prefix Prefix character | |
303 | * @param name Alias name | |
44c440bc PP |
304 | * @param levels Number of levels to dig into (-1 means infinite) |
305 | * @param copy True to return a copy | |
306 | * @returns Declaration (owned by caller if \p copy is true), | |
307 | * or NULL if not found | |
e98a2d6e PP |
308 | */ |
309 | static | |
5cd6d0e5 | 310 | struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias( |
44c440bc PP |
311 | struct ctx_decl_scope *scope, char prefix, const char *name, |
312 | int levels, bool copy) | |
e98a2d6e PP |
313 | { |
314 | GQuark qname = 0; | |
315 | int cur_levels = 0; | |
5cd6d0e5 | 316 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
317 | struct ctx_decl_scope *cur_scope = scope; |
318 | ||
f6ccaed9 PP |
319 | BT_ASSERT(scope); |
320 | BT_ASSERT(name); | |
e98a2d6e PP |
321 | qname = get_prefixed_named_quark(prefix, name); |
322 | if (!qname) { | |
44c440bc | 323 | goto end; |
e98a2d6e PP |
324 | } |
325 | ||
326 | if (levels < 0) { | |
327 | levels = INT_MAX; | |
328 | } | |
329 | ||
330 | while (cur_scope && cur_levels < levels) { | |
331 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 332 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
333 | if (decl) { |
334 | /* Caller's reference */ | |
44c440bc | 335 | if (copy) { |
5cd6d0e5 | 336 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
337 | BT_ASSERT(decl); |
338 | } | |
339 | ||
340 | goto end; | |
e98a2d6e PP |
341 | } |
342 | ||
343 | cur_scope = cur_scope->parent_scope; | |
344 | cur_levels++; | |
345 | } | |
346 | ||
44c440bc | 347 | end: |
e98a2d6e | 348 | return decl; |
e98a2d6e PP |
349 | } |
350 | ||
351 | /** | |
5cd6d0e5 | 352 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
353 | * |
354 | * @param scope Declaration scope | |
355 | * @param name Alias name | |
44c440bc PP |
356 | * @param levels Number of levels to dig into (-1 means infinite) |
357 | * @param copy True to return a copy | |
358 | * @returns Declaration (owned by caller if \p copy is true), | |
359 | * or NULL if not found | |
e98a2d6e PP |
360 | */ |
361 | static | |
5cd6d0e5 | 362 | struct ctf_field_class *ctx_decl_scope_lookup_alias( |
44c440bc PP |
363 | struct ctx_decl_scope *scope, const char *name, int levels, |
364 | bool copy) | |
e98a2d6e PP |
365 | { |
366 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, | |
44c440bc | 367 | name, levels, copy); |
e98a2d6e PP |
368 | } |
369 | ||
370 | /** | |
371 | * Looks up an enumeration within a declaration scope. | |
372 | * | |
373 | * @param scope Declaration scope | |
374 | * @param name Enumeration name | |
44c440bc PP |
375 | * @param levels Number of levels to dig into (-1 means infinite) |
376 | * @param copy True to return a copy | |
377 | * @returns Declaration (owned by caller if \p copy is true), | |
378 | * or NULL if not found | |
e98a2d6e PP |
379 | */ |
380 | static | |
5cd6d0e5 | 381 | struct ctf_field_class_enum *ctx_decl_scope_lookup_enum( |
44c440bc PP |
382 | struct ctx_decl_scope *scope, const char *name, int levels, |
383 | bool copy) | |
e98a2d6e | 384 | { |
44c440bc PP |
385 | return (void *) ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, |
386 | name, levels, copy); | |
e98a2d6e PP |
387 | } |
388 | ||
389 | /** | |
390 | * Looks up a structure within a declaration scope. | |
391 | * | |
392 | * @param scope Declaration scope | |
393 | * @param name Structure name | |
44c440bc PP |
394 | * @param levels Number of levels to dig into (-1 means infinite) |
395 | * @param copy True to return a copy | |
396 | * @returns Declaration (owned by caller if \p copy is true), | |
397 | * or NULL if not found | |
e98a2d6e PP |
398 | */ |
399 | static | |
5cd6d0e5 | 400 | struct ctf_field_class_struct *ctx_decl_scope_lookup_struct( |
44c440bc PP |
401 | struct ctx_decl_scope *scope, const char *name, int levels, |
402 | bool copy) | |
e98a2d6e | 403 | { |
44c440bc PP |
404 | return (void *) ctx_decl_scope_lookup_prefix_alias(scope, |
405 | _PREFIX_STRUCT, name, levels, copy); | |
e98a2d6e PP |
406 | } |
407 | ||
408 | /** | |
409 | * Looks up a variant within a declaration scope. | |
410 | * | |
411 | * @param scope Declaration scope | |
412 | * @param name Variant name | |
44c440bc PP |
413 | * @param levels Number of levels to dig into (-1 means infinite) |
414 | * @param copy True to return a copy | |
415 | * @returns Declaration (owned by caller if \p copy is true), | |
416 | * or NULL if not found | |
e98a2d6e PP |
417 | */ |
418 | static | |
5cd6d0e5 | 419 | struct ctf_field_class_variant *ctx_decl_scope_lookup_variant( |
44c440bc PP |
420 | struct ctx_decl_scope *scope, const char *name, int levels, |
421 | bool copy) | |
e98a2d6e | 422 | { |
44c440bc PP |
423 | return (void *) ctx_decl_scope_lookup_prefix_alias(scope, |
424 | _PREFIX_VARIANT, name, levels, copy); | |
e98a2d6e PP |
425 | } |
426 | ||
427 | /** | |
5cd6d0e5 | 428 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
429 | * |
430 | * @param scope Declaration scope | |
431 | * @param prefix Prefix character | |
432 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 433 | * @param decl Field class to register (copied) |
e98a2d6e PP |
434 | * @returns 0 if registration went okay, negative value otherwise |
435 | */ | |
436 | static | |
437 | int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, | |
5cd6d0e5 | 438 | char prefix, const char *name, struct ctf_field_class *decl) |
e98a2d6e PP |
439 | { |
440 | int ret = 0; | |
441 | GQuark qname = 0; | |
e98a2d6e | 442 | |
f6ccaed9 PP |
443 | BT_ASSERT(scope); |
444 | BT_ASSERT(name); | |
445 | BT_ASSERT(decl); | |
e98a2d6e PP |
446 | qname = get_prefixed_named_quark(prefix, name); |
447 | if (!qname) { | |
448 | ret = -ENOMEM; | |
44c440bc | 449 | goto end; |
e98a2d6e PP |
450 | } |
451 | ||
452 | /* Make sure alias does not exist in local scope */ | |
44c440bc PP |
453 | if (ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1, |
454 | false)) { | |
e98a2d6e | 455 | ret = -EEXIST; |
44c440bc | 456 | goto end; |
e98a2d6e PP |
457 | } |
458 | ||
5cd6d0e5 | 459 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
460 | BT_ASSERT(decl); |
461 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 462 | |
44c440bc | 463 | end: |
e98a2d6e PP |
464 | return ret; |
465 | } | |
466 | ||
467 | /** | |
5cd6d0e5 | 468 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
469 | * |
470 | * @param scope Declaration scope | |
471 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 472 | * @param decl Field class to register (copied) |
e98a2d6e PP |
473 | * @returns 0 if registration went okay, negative value otherwise |
474 | */ | |
475 | static | |
476 | int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, | |
5cd6d0e5 | 477 | const char *name, struct ctf_field_class *decl) |
e98a2d6e PP |
478 | { |
479 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, | |
44c440bc | 480 | name, (void *) decl); |
e98a2d6e PP |
481 | } |
482 | ||
483 | /** | |
484 | * Registers an enumeration declaration within a declaration scope. | |
485 | * | |
486 | * @param scope Declaration scope | |
487 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 488 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
489 | * @returns 0 if registration went okay, negative value otherwise |
490 | */ | |
491 | static | |
492 | int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, | |
5cd6d0e5 | 493 | const char *name, struct ctf_field_class_enum *decl) |
e98a2d6e PP |
494 | { |
495 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, | |
44c440bc | 496 | name, (void *) decl); |
e98a2d6e PP |
497 | } |
498 | ||
499 | /** | |
500 | * Registers a structure declaration within a declaration scope. | |
501 | * | |
502 | * @param scope Declaration scope | |
503 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 504 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
505 | * @returns 0 if registration went okay, negative value otherwise |
506 | */ | |
507 | static | |
508 | int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, | |
5cd6d0e5 | 509 | const char *name, struct ctf_field_class_struct *decl) |
e98a2d6e PP |
510 | { |
511 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, | |
44c440bc | 512 | name, (void *) decl); |
e98a2d6e PP |
513 | } |
514 | ||
515 | /** | |
516 | * Registers a variant declaration within a declaration scope. | |
517 | * | |
518 | * @param scope Declaration scope | |
519 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 520 | * @param decl Variant field class to register |
e98a2d6e PP |
521 | * @returns 0 if registration went okay, negative value otherwise |
522 | */ | |
523 | static | |
524 | int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, | |
5cd6d0e5 | 525 | const char *name, struct ctf_field_class_variant *decl) |
e98a2d6e PP |
526 | { |
527 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, | |
44c440bc | 528 | name, (void *) decl); |
e98a2d6e PP |
529 | } |
530 | ||
91fd6f6a PP |
531 | /** |
532 | * Destroys a visitor context. | |
533 | * | |
534 | * @param ctx Visitor context to destroy | |
535 | */ | |
536 | static | |
537 | void ctx_destroy(struct ctx *ctx) | |
538 | { | |
539 | struct ctx_decl_scope *scope; | |
91fd6f6a PP |
540 | |
541 | if (!ctx) { | |
542 | goto end; | |
543 | } | |
544 | ||
545 | scope = ctx->current_scope; | |
546 | ||
44c440bc PP |
547 | /* |
548 | * Destroy all scopes, from current one to the root scope. | |
549 | */ | |
91fd6f6a PP |
550 | while (scope) { |
551 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
552 | ||
553 | ctx_decl_scope_destroy(scope); | |
554 | scope = parent_scope; | |
555 | } | |
556 | ||
65300d60 | 557 | bt_object_put_ref(ctx->trace); |
91fd6f6a | 558 | |
44c440bc PP |
559 | if (ctx->ctf_tc) { |
560 | ctf_trace_class_destroy(ctx->ctf_tc); | |
561 | } | |
562 | ||
563 | if (ctx->trace_class_name_suffix) { | |
564 | free(ctx->trace_class_name_suffix); | |
91fd6f6a PP |
565 | } |
566 | ||
91fd6f6a PP |
567 | g_free(ctx); |
568 | ||
569 | end: | |
570 | return; | |
571 | } | |
572 | ||
e98a2d6e PP |
573 | /** |
574 | * Creates a new visitor context. | |
575 | * | |
576 | * @param trace Associated trace | |
e98a2d6e PP |
577 | * @returns New visitor context, or NULL on error |
578 | */ | |
579 | static | |
44c440bc PP |
580 | struct ctx *ctx_create(const struct ctf_metadata_decoder_config *decoder_config, |
581 | const char *trace_class_name_suffix) | |
e98a2d6e PP |
582 | { |
583 | struct ctx *ctx = NULL; | |
e98a2d6e | 584 | |
f6ccaed9 | 585 | BT_ASSERT(decoder_config); |
a2a54545 | 586 | |
1e649dff | 587 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 588 | if (!ctx) { |
28973adf | 589 | BT_LOGE_STR("Failed to allocate one visitor context."); |
e98a2d6e PP |
590 | goto error; |
591 | } | |
592 | ||
e5be10ef | 593 | ctx->trace = bt_private_trace_create(); |
44c440bc PP |
594 | if (!ctx->trace) { |
595 | BT_LOGE_STR("Cannot create empty trace."); | |
596 | goto error; | |
597 | } | |
598 | ||
599 | ctx->ctf_tc = ctf_trace_class_create(); | |
600 | if (!ctx->ctf_tc) { | |
601 | BT_LOGE_STR("Cannot create CTF trace class."); | |
e98a2d6e PP |
602 | goto error; |
603 | } | |
604 | ||
44c440bc PP |
605 | /* Root declaration scope */ |
606 | ctx->current_scope = ctx_decl_scope_create(NULL); | |
607 | if (!ctx->current_scope) { | |
608 | BT_LOGE_STR("Cannot create declaration scope."); | |
e98a2d6e PP |
609 | goto error; |
610 | } | |
611 | ||
44c440bc PP |
612 | if (trace_class_name_suffix) { |
613 | ctx->trace_class_name_suffix = strdup(trace_class_name_suffix); | |
614 | if (!ctx->trace_class_name_suffix) { | |
28973adf | 615 | BT_LOGE_STR("Failed to copy string."); |
91fd6f6a PP |
616 | goto error; |
617 | } | |
618 | } | |
619 | ||
a2a54545 | 620 | ctx->decoder_config = *decoder_config; |
44c440bc | 621 | goto end; |
e98a2d6e PP |
622 | |
623 | error: | |
91fd6f6a | 624 | ctx_destroy(ctx); |
44c440bc PP |
625 | ctx = NULL; |
626 | ||
627 | end: | |
628 | return ctx; | |
e98a2d6e PP |
629 | } |
630 | ||
e98a2d6e PP |
631 | /** |
632 | * Pushes a new declaration scope on top of a visitor context's | |
633 | * declaration scope stack. | |
634 | * | |
635 | * @param ctx Visitor context | |
636 | * @returns 0 on success, or a negative value on error | |
637 | */ | |
638 | static | |
639 | int ctx_push_scope(struct ctx *ctx) | |
640 | { | |
641 | int ret = 0; | |
642 | struct ctx_decl_scope *new_scope; | |
643 | ||
f6ccaed9 | 644 | BT_ASSERT(ctx); |
e98a2d6e PP |
645 | new_scope = ctx_decl_scope_create(ctx->current_scope); |
646 | if (!new_scope) { | |
28973adf | 647 | BT_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
648 | ret = -ENOMEM; |
649 | goto end; | |
650 | } | |
651 | ||
652 | ctx->current_scope = new_scope; | |
653 | ||
654 | end: | |
655 | return ret; | |
656 | } | |
657 | ||
658 | static | |
659 | void ctx_pop_scope(struct ctx *ctx) | |
660 | { | |
661 | struct ctx_decl_scope *parent_scope = NULL; | |
662 | ||
f6ccaed9 | 663 | BT_ASSERT(ctx); |
e98a2d6e PP |
664 | |
665 | if (!ctx->current_scope) { | |
666 | goto end; | |
667 | } | |
668 | ||
669 | parent_scope = ctx->current_scope->parent_scope; | |
670 | ctx_decl_scope_destroy(ctx->current_scope); | |
671 | ctx->current_scope = parent_scope; | |
672 | ||
673 | end: | |
674 | return; | |
675 | } | |
676 | ||
677 | static | |
5cd6d0e5 PP |
678 | int visit_field_class_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, |
679 | struct ctf_field_class **decl); | |
e98a2d6e | 680 | |
6acddae3 PP |
681 | static |
682 | char *remove_underscores_from_field_ref(const char *field_ref) | |
683 | { | |
684 | const char *in_ch; | |
685 | char *out_ch; | |
686 | char *ret; | |
687 | enum { | |
688 | UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE, | |
689 | UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE, | |
690 | } state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
691 | ||
f6ccaed9 | 692 | BT_ASSERT(field_ref); |
6acddae3 PP |
693 | ret = calloc(strlen(field_ref) + 1, 1); |
694 | if (!ret) { | |
695 | BT_LOGE("Failed to allocate a string: size=%zu", | |
696 | strlen(field_ref) + 1); | |
697 | goto end; | |
698 | } | |
699 | ||
700 | in_ch = field_ref; | |
701 | out_ch = ret; | |
702 | ||
703 | while (*in_ch != '\0') { | |
704 | switch (*in_ch) { | |
705 | case ' ': | |
706 | case '\t': | |
707 | /* Remove whitespace */ | |
708 | in_ch++; | |
709 | continue; | |
710 | case '_': | |
711 | if (state == UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE) { | |
712 | in_ch++; | |
713 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
714 | continue; | |
715 | } | |
716 | ||
717 | goto copy; | |
718 | case '.': | |
719 | state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
720 | goto copy; | |
721 | default: | |
722 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
723 | goto copy; | |
724 | } | |
725 | ||
726 | copy: | |
727 | *out_ch = *in_ch; | |
728 | in_ch++; | |
729 | out_ch++; | |
730 | } | |
731 | ||
732 | end: | |
733 | return ret; | |
734 | } | |
735 | ||
e98a2d6e PP |
736 | static |
737 | int is_unary_string(struct bt_list_head *head) | |
738 | { | |
739 | int ret = TRUE; | |
740 | struct ctf_node *node; | |
741 | ||
742 | bt_list_for_each_entry(node, head, siblings) { | |
743 | if (node->type != NODE_UNARY_EXPRESSION) { | |
744 | ret = FALSE; | |
745 | } | |
746 | ||
747 | if (node->u.unary_expression.type != UNARY_STRING) { | |
748 | ret = FALSE; | |
749 | } | |
750 | } | |
751 | ||
752 | return ret; | |
753 | } | |
754 | ||
755 | static | |
756 | char *concatenate_unary_strings(struct bt_list_head *head) | |
757 | { | |
758 | int i = 0; | |
759 | GString *str; | |
760 | struct ctf_node *node; | |
761 | ||
762 | str = g_string_new(NULL); | |
f6ccaed9 | 763 | BT_ASSERT(str); |
e98a2d6e PP |
764 | |
765 | bt_list_for_each_entry(node, head, siblings) { | |
766 | char *src_string; | |
767 | ||
768 | if ( | |
769 | node->type != NODE_UNARY_EXPRESSION || | |
770 | node->u.unary_expression.type != UNARY_STRING || | |
771 | !( | |
772 | ( | |
773 | node->u.unary_expression.link != | |
774 | UNARY_LINK_UNKNOWN | |
775 | ) ^ (i == 0) | |
776 | ) | |
777 | ) { | |
778 | goto error; | |
779 | } | |
780 | ||
781 | switch (node->u.unary_expression.link) { | |
782 | case UNARY_DOTLINK: | |
783 | g_string_append(str, "."); | |
784 | break; | |
785 | case UNARY_ARROWLINK: | |
786 | g_string_append(str, "->"); | |
787 | break; | |
788 | case UNARY_DOTDOTDOT: | |
789 | g_string_append(str, "..."); | |
790 | break; | |
791 | default: | |
792 | break; | |
793 | } | |
794 | ||
795 | src_string = node->u.unary_expression.u.string; | |
796 | g_string_append(str, src_string); | |
797 | i++; | |
798 | } | |
799 | ||
800 | /* Destroys the container, returns the underlying string */ | |
801 | return g_string_free(str, FALSE); | |
802 | ||
803 | error: | |
804 | /* This always returns NULL */ | |
805 | return g_string_free(str, TRUE); | |
806 | } | |
807 | ||
808 | static | |
809 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
810 | { | |
811 | int i = 0; | |
812 | struct ctf_node *node; | |
813 | const char *name = NULL; | |
814 | ||
815 | bt_list_for_each_entry(node, head, siblings) { | |
816 | char *src_string; | |
817 | int uexpr_type = node->u.unary_expression.type; | |
818 | int uexpr_link = node->u.unary_expression.link; | |
819 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
820 | uexpr_type != UNARY_STRING || | |
821 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
822 | if (cond) { | |
823 | goto error; | |
824 | } | |
825 | ||
826 | /* Needs to be chained with . */ | |
827 | switch (node->u.unary_expression.link) { | |
828 | case UNARY_DOTLINK: | |
829 | break; | |
830 | case UNARY_ARROWLINK: | |
831 | case UNARY_DOTDOTDOT: | |
832 | goto error; | |
833 | default: | |
834 | break; | |
835 | } | |
836 | ||
837 | src_string = node->u.unary_expression.u.string; | |
838 | ||
839 | switch (i) { | |
840 | case 0: | |
841 | if (strcmp("clock", src_string)) { | |
842 | goto error; | |
843 | } | |
844 | break; | |
845 | case 1: | |
846 | name = src_string; | |
847 | break; | |
848 | case 2: | |
849 | if (strcmp("value", src_string)) { | |
850 | goto error; | |
851 | } | |
852 | break; | |
853 | default: | |
854 | /* Extra identifier, unknown */ | |
855 | goto error; | |
856 | } | |
857 | ||
858 | i++; | |
859 | } | |
860 | ||
861 | return name; | |
862 | ||
863 | error: | |
864 | return NULL; | |
865 | } | |
866 | ||
867 | static | |
868 | int is_unary_unsigned(struct bt_list_head *head) | |
869 | { | |
870 | int ret = TRUE; | |
871 | struct ctf_node *node; | |
872 | ||
873 | bt_list_for_each_entry(node, head, siblings) { | |
874 | if (node->type != NODE_UNARY_EXPRESSION) { | |
875 | ret = FALSE; | |
876 | } | |
877 | ||
878 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
879 | ret = FALSE; | |
880 | } | |
881 | } | |
882 | ||
883 | return ret; | |
884 | } | |
885 | ||
886 | static | |
887 | int get_unary_unsigned(struct bt_list_head *head, uint64_t *value) | |
888 | { | |
889 | int i = 0; | |
890 | int ret = 0; | |
891 | struct ctf_node *node; | |
892 | ||
e22b45d0 PP |
893 | *value = 0; |
894 | ||
d82c602e JG |
895 | if (bt_list_empty(head)) { |
896 | ret = -1; | |
897 | goto end; | |
898 | } | |
899 | ||
e98a2d6e PP |
900 | bt_list_for_each_entry(node, head, siblings) { |
901 | int uexpr_type = node->u.unary_expression.type; | |
902 | int uexpr_link = node->u.unary_expression.link; | |
903 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
904 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
905 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
906 | if (cond) { | |
28973adf | 907 | _BT_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
908 | ret = -EINVAL; |
909 | goto end; | |
910 | } | |
911 | ||
912 | *value = node->u.unary_expression.u.unsigned_constant; | |
913 | i++; | |
914 | } | |
915 | ||
916 | end: | |
917 | return ret; | |
918 | } | |
919 | ||
920 | static | |
921 | int is_unary_signed(struct bt_list_head *head) | |
922 | { | |
923 | int ret = TRUE; | |
924 | struct ctf_node *node; | |
925 | ||
926 | bt_list_for_each_entry(node, head, siblings) { | |
927 | if (node->type != NODE_UNARY_EXPRESSION) { | |
928 | ret = FALSE; | |
929 | } | |
930 | ||
931 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
932 | ret = FALSE; | |
933 | } | |
934 | } | |
935 | ||
936 | return ret; | |
937 | } | |
938 | ||
939 | static | |
940 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
941 | { | |
942 | int i = 0; | |
943 | int ret = 0; | |
944 | struct ctf_node *node; | |
945 | ||
946 | bt_list_for_each_entry(node, head, siblings) { | |
947 | int uexpr_type = node->u.unary_expression.type; | |
948 | int uexpr_link = node->u.unary_expression.link; | |
949 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
950 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
951 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
952 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
953 | if (cond) { | |
954 | ret = -EINVAL; | |
955 | goto end; | |
956 | } | |
957 | ||
fb4ac437 | 958 | switch (uexpr_type) { |
e98a2d6e PP |
959 | case UNARY_UNSIGNED_CONSTANT: |
960 | *value = (int64_t) | |
961 | node->u.unary_expression.u.unsigned_constant; | |
962 | break; | |
963 | case UNARY_SIGNED_CONSTANT: | |
964 | *value = node->u.unary_expression.u.signed_constant; | |
965 | break; | |
966 | default: | |
967 | ret = -EINVAL; | |
968 | goto end; | |
969 | } | |
970 | ||
971 | i++; | |
972 | } | |
973 | ||
974 | end: | |
975 | return ret; | |
976 | } | |
977 | ||
978 | static | |
979 | int get_unary_uuid(struct bt_list_head *head, unsigned char *uuid) | |
980 | { | |
981 | int i = 0; | |
982 | int ret = 0; | |
983 | struct ctf_node *node; | |
984 | ||
985 | bt_list_for_each_entry(node, head, siblings) { | |
986 | int uexpr_type = node->u.unary_expression.type; | |
987 | int uexpr_link = node->u.unary_expression.link; | |
988 | const char *src_string; | |
989 | ||
990 | if (node->type != NODE_UNARY_EXPRESSION || | |
991 | uexpr_type != UNARY_STRING || | |
992 | uexpr_link != UNARY_LINK_UNKNOWN || | |
993 | i != 0) { | |
994 | ret = -EINVAL; | |
995 | goto end; | |
996 | } | |
997 | ||
998 | src_string = node->u.unary_expression.u.string; | |
999 | ret = bt_uuid_parse(src_string, uuid); | |
1000 | if (ret) { | |
28973adf PP |
1001 | _BT_LOGE_NODE(node, |
1002 | "Cannot parse UUID: uuid=\"%s\"", src_string); | |
e98a2d6e PP |
1003 | goto end; |
1004 | } | |
1005 | } | |
1006 | ||
1007 | end: | |
1008 | return ret; | |
1009 | } | |
1010 | ||
1011 | static | |
55314f2a | 1012 | int get_boolean(struct ctf_node *unary_expr) |
e98a2d6e PP |
1013 | { |
1014 | int ret = 0; | |
1015 | ||
1016 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
28973adf PP |
1017 | _BT_LOGE_NODE(unary_expr, |
1018 | "Expecting unary expression: node-type=%d", | |
08da4f77 | 1019 | unary_expr->type); |
e98a2d6e PP |
1020 | ret = -EINVAL; |
1021 | goto end; | |
1022 | } | |
1023 | ||
1024 | switch (unary_expr->u.unary_expression.type) { | |
1025 | case UNARY_UNSIGNED_CONSTANT: | |
1026 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
1027 | break; | |
1028 | case UNARY_SIGNED_CONSTANT: | |
1029 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
1030 | break; | |
1031 | case UNARY_STRING: | |
1032 | { | |
1033 | const char *str = unary_expr->u.unary_expression.u.string; | |
1034 | ||
1035 | if (!strcmp(str, "true") || !strcmp(str, "TRUE")) { | |
1036 | ret = TRUE; | |
1037 | } else if (!strcmp(str, "false") || !strcmp(str, "FALSE")) { | |
1038 | ret = FALSE; | |
1039 | } else { | |
28973adf PP |
1040 | _BT_LOGE_NODE(unary_expr, |
1041 | "Unexpected boolean value: value=\"%s\"", str); | |
e98a2d6e PP |
1042 | ret = -EINVAL; |
1043 | goto end; | |
1044 | } | |
1045 | break; | |
1046 | } | |
1047 | default: | |
28973adf PP |
1048 | _BT_LOGE_NODE(unary_expr, |
1049 | "Unexpected unary expression type: node-type=%d", | |
08da4f77 | 1050 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
1051 | ret = -EINVAL; |
1052 | goto end; | |
1053 | } | |
1054 | ||
1055 | end: | |
1056 | return ret; | |
1057 | } | |
1058 | ||
1059 | static | |
44c440bc | 1060 | enum ctf_byte_order byte_order_from_unary_expr(struct ctf_node *unary_expr) |
e98a2d6e PP |
1061 | { |
1062 | const char *str; | |
44c440bc | 1063 | enum ctf_byte_order bo = -1; |
e98a2d6e PP |
1064 | |
1065 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
1066 | _BT_LOGE_NODE(unary_expr, |
1067 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
e98a2d6e PP |
1068 | goto end; |
1069 | } | |
1070 | ||
1071 | str = unary_expr->u.unary_expression.u.string; | |
1072 | ||
1073 | if (!strcmp(str, "be") || !strcmp(str, "network")) { | |
44c440bc | 1074 | bo = CTF_BYTE_ORDER_BIG; |
e98a2d6e | 1075 | } else if (!strcmp(str, "le")) { |
44c440bc | 1076 | bo = CTF_BYTE_ORDER_LITTLE; |
e98a2d6e | 1077 | } else if (!strcmp(str, "native")) { |
44c440bc | 1078 | bo = CTF_BYTE_ORDER_DEFAULT; |
e98a2d6e | 1079 | } else { |
28973adf PP |
1080 | _BT_LOGE_NODE(unary_expr, |
1081 | "Unexpected \"byte_order\" attribute value: " | |
08da4f77 | 1082 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
1083 | str); |
1084 | goto end; | |
1085 | } | |
1086 | ||
1087 | end: | |
1088 | return bo; | |
1089 | } | |
1090 | ||
1091 | static | |
44c440bc PP |
1092 | enum ctf_byte_order get_real_byte_order(struct ctx *ctx, |
1093 | struct ctf_node *uexpr) | |
e98a2d6e | 1094 | { |
44c440bc | 1095 | enum ctf_byte_order bo = byte_order_from_unary_expr(uexpr); |
e98a2d6e | 1096 | |
44c440bc PP |
1097 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
1098 | bo = ctx->ctf_tc->default_byte_order; | |
e98a2d6e PP |
1099 | } |
1100 | ||
1101 | return bo; | |
1102 | } | |
1103 | ||
1104 | static | |
1105 | int is_align_valid(uint64_t align) | |
1106 | { | |
44c440bc | 1107 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
1108 | } |
1109 | ||
1110 | static | |
5cd6d0e5 | 1111 | int get_class_specifier_name(struct ctx *ctx, struct ctf_node *cls_specifier, |
44c440bc | 1112 | GString *str) |
e98a2d6e PP |
1113 | { |
1114 | int ret = 0; | |
1115 | ||
5cd6d0e5 PP |
1116 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { |
1117 | _BT_LOGE_NODE(cls_specifier, | |
28973adf | 1118 | "Unexpected node type: node-type=%d", |
5cd6d0e5 | 1119 | cls_specifier->type); |
e98a2d6e PP |
1120 | ret = -EINVAL; |
1121 | goto end; | |
1122 | } | |
1123 | ||
5cd6d0e5 | 1124 | switch (cls_specifier->u.field_class_specifier.type) { |
e98a2d6e PP |
1125 | case TYPESPEC_VOID: |
1126 | g_string_append(str, "void"); | |
1127 | break; | |
1128 | case TYPESPEC_CHAR: | |
1129 | g_string_append(str, "char"); | |
1130 | break; | |
1131 | case TYPESPEC_SHORT: | |
1132 | g_string_append(str, "short"); | |
1133 | break; | |
1134 | case TYPESPEC_INT: | |
1135 | g_string_append(str, "int"); | |
1136 | break; | |
1137 | case TYPESPEC_LONG: | |
1138 | g_string_append(str, "long"); | |
1139 | break; | |
1140 | case TYPESPEC_FLOAT: | |
1141 | g_string_append(str, "float"); | |
1142 | break; | |
1143 | case TYPESPEC_DOUBLE: | |
1144 | g_string_append(str, "double"); | |
1145 | break; | |
1146 | case TYPESPEC_SIGNED: | |
1147 | g_string_append(str, "signed"); | |
1148 | break; | |
1149 | case TYPESPEC_UNSIGNED: | |
1150 | g_string_append(str, "unsigned"); | |
1151 | break; | |
1152 | case TYPESPEC_BOOL: | |
1153 | g_string_append(str, "bool"); | |
1154 | break; | |
1155 | case TYPESPEC_COMPLEX: | |
1156 | g_string_append(str, "_Complex"); | |
1157 | break; | |
1158 | case TYPESPEC_IMAGINARY: | |
1159 | g_string_append(str, "_Imaginary"); | |
1160 | break; | |
1161 | case TYPESPEC_CONST: | |
1162 | g_string_append(str, "const"); | |
1163 | break; | |
1164 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 1165 | if (cls_specifier->u.field_class_specifier.id_type) { |
e98a2d6e | 1166 | g_string_append(str, |
5cd6d0e5 | 1167 | cls_specifier->u.field_class_specifier.id_type); |
e98a2d6e PP |
1168 | } |
1169 | break; | |
1170 | case TYPESPEC_STRUCT: | |
1171 | { | |
5cd6d0e5 | 1172 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1173 | |
1174 | if (!node->u._struct.name) { | |
5cd6d0e5 | 1175 | _BT_LOGE_NODE(node, "Unexpected empty structure field class name."); |
e98a2d6e PP |
1176 | ret = -EINVAL; |
1177 | goto end; | |
1178 | } | |
1179 | ||
1180 | g_string_append(str, "struct "); | |
1181 | g_string_append(str, node->u._struct.name); | |
1182 | break; | |
1183 | } | |
1184 | case TYPESPEC_VARIANT: | |
1185 | { | |
5cd6d0e5 | 1186 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1187 | |
1188 | if (!node->u.variant.name) { | |
5cd6d0e5 | 1189 | _BT_LOGE_NODE(node, "Unexpected empty variant field class name."); |
e98a2d6e PP |
1190 | ret = -EINVAL; |
1191 | goto end; | |
1192 | } | |
1193 | ||
1194 | g_string_append(str, "variant "); | |
1195 | g_string_append(str, node->u.variant.name); | |
1196 | break; | |
1197 | } | |
1198 | case TYPESPEC_ENUM: | |
1199 | { | |
5cd6d0e5 | 1200 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1201 | |
1202 | if (!node->u._enum.enum_id) { | |
28973adf | 1203 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 1204 | "Unexpected empty enumeration field class (`enum`) name."); |
e98a2d6e PP |
1205 | ret = -EINVAL; |
1206 | goto end; | |
1207 | } | |
1208 | ||
1209 | g_string_append(str, "enum "); | |
1210 | g_string_append(str, node->u._enum.enum_id); | |
1211 | break; | |
1212 | } | |
1213 | case TYPESPEC_FLOATING_POINT: | |
1214 | case TYPESPEC_INTEGER: | |
1215 | case TYPESPEC_STRING: | |
1216 | default: | |
5cd6d0e5 PP |
1217 | _BT_LOGE_NODE(cls_specifier->u.field_class_specifier.node, |
1218 | "Unexpected field class specifier type: %d", | |
1219 | cls_specifier->u.field_class_specifier.type); | |
e98a2d6e PP |
1220 | ret = -EINVAL; |
1221 | goto end; | |
1222 | } | |
1223 | ||
1224 | end: | |
1225 | return ret; | |
1226 | } | |
1227 | ||
1228 | static | |
5cd6d0e5 PP |
1229 | int get_class_specifier_list_name(struct ctx *ctx, |
1230 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1231 | { |
502b0402 | 1232 | int ret = 0; |
e98a2d6e PP |
1233 | struct ctf_node *iter; |
1234 | int alias_item_nr = 0; | |
1235 | struct bt_list_head *head = | |
5cd6d0e5 | 1236 | &cls_specifier_list->u.field_class_specifier_list.head; |
e98a2d6e PP |
1237 | |
1238 | bt_list_for_each_entry(iter, head, siblings) { | |
1239 | if (alias_item_nr != 0) { | |
1240 | g_string_append(str, " "); | |
1241 | } | |
1242 | ||
1243 | alias_item_nr++; | |
5cd6d0e5 | 1244 | ret = get_class_specifier_name(ctx, iter, str); |
e98a2d6e PP |
1245 | if (ret) { |
1246 | goto end; | |
1247 | } | |
1248 | } | |
1249 | ||
1250 | end: | |
1251 | return ret; | |
1252 | } | |
1253 | ||
1254 | static | |
5cd6d0e5 PP |
1255 | GQuark create_class_alias_identifier(struct ctx *ctx, |
1256 | struct ctf_node *cls_specifier_list, | |
1257 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e PP |
1258 | { |
1259 | int ret; | |
1260 | char *str_c; | |
1261 | GString *str; | |
1262 | GQuark qalias = 0; | |
1263 | struct ctf_node *iter; | |
1264 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1265 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e PP |
1266 | |
1267 | str = g_string_new(""); | |
5cd6d0e5 | 1268 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e PP |
1269 | if (ret) { |
1270 | g_string_free(str, TRUE); | |
1271 | goto end; | |
1272 | } | |
1273 | ||
1274 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1275 | g_string_append(str, " *"); | |
1276 | ||
1277 | if (iter->u.pointer.const_qualifier) { | |
1278 | g_string_append(str, " const"); | |
1279 | } | |
1280 | } | |
1281 | ||
1282 | str_c = g_string_free(str, FALSE); | |
1283 | qalias = g_quark_from_string(str_c); | |
1284 | g_free(str_c); | |
1285 | ||
1286 | end: | |
1287 | return qalias; | |
1288 | } | |
1289 | ||
1290 | static | |
5cd6d0e5 PP |
1291 | int visit_field_class_declarator(struct ctx *ctx, |
1292 | struct ctf_node *cls_specifier_list, | |
1293 | GQuark *field_name, struct ctf_node *node_field_class_declarator, | |
1294 | struct ctf_field_class **field_decl, | |
1295 | struct ctf_field_class *nested_decl) | |
e98a2d6e PP |
1296 | { |
1297 | /* | |
1298 | * During this whole function, nested_decl is always OURS, | |
1299 | * whereas field_decl is an output which we create, but | |
1300 | * belongs to the caller (it is moved). | |
1301 | */ | |
e98a2d6e PP |
1302 | int ret = 0; |
1303 | *field_decl = NULL; | |
1304 | ||
5cd6d0e5 PP |
1305 | /* Validate field class declarator node */ |
1306 | if (node_field_class_declarator) { | |
1307 | if (node_field_class_declarator->u.field_class_declarator.type == | |
e98a2d6e | 1308 | TYPEDEC_UNKNOWN) { |
5cd6d0e5 PP |
1309 | _BT_LOGE_NODE(node_field_class_declarator, |
1310 | "Unexpected field class declarator type: type=%d", | |
1311 | node_field_class_declarator->u.field_class_declarator.type); | |
e98a2d6e PP |
1312 | ret = -EINVAL; |
1313 | goto error; | |
1314 | } | |
1315 | ||
1316 | /* TODO: GCC bitfields not supported yet */ | |
5cd6d0e5 | 1317 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != |
e98a2d6e | 1318 | NULL) { |
5cd6d0e5 | 1319 | _BT_LOGE_NODE(node_field_class_declarator, |
28973adf | 1320 | "GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1321 | ret = -EPERM; |
1322 | goto error; | |
1323 | } | |
1324 | } | |
1325 | ||
1326 | /* Find the right nested declaration if not provided */ | |
1327 | if (!nested_decl) { | |
1328 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1329 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e | 1330 | |
5cd6d0e5 | 1331 | if (node_field_class_declarator && !bt_list_empty(pointers)) { |
e98a2d6e | 1332 | GQuark qalias; |
e98a2d6e PP |
1333 | |
1334 | /* | |
1335 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1336 | * be present in the field class aliases (else |
1337 | * fail). | |
e98a2d6e | 1338 | */ |
5cd6d0e5 PP |
1339 | qalias = create_class_alias_identifier(ctx, |
1340 | cls_specifier_list, node_field_class_declarator); | |
e98a2d6e PP |
1341 | nested_decl = |
1342 | ctx_decl_scope_lookup_alias(ctx->current_scope, | |
44c440bc | 1343 | g_quark_to_string(qalias), -1, true); |
e98a2d6e | 1344 | if (!nested_decl) { |
5cd6d0e5 PP |
1345 | _BT_LOGE_NODE(node_field_class_declarator, |
1346 | "Cannot find class alias: name=\"%s\"", | |
e98a2d6e PP |
1347 | g_quark_to_string(qalias)); |
1348 | ret = -EINVAL; | |
1349 | goto error; | |
1350 | } | |
1351 | ||
864cad70 | 1352 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { |
44c440bc | 1353 | /* Pointer: force integer's base to 16 */ |
5cd6d0e5 | 1354 | struct ctf_field_class_int *int_fc = |
44c440bc | 1355 | (void *) nested_decl; |
e98a2d6e | 1356 | |
5cd6d0e5 PP |
1357 | int_fc->disp_base = |
1358 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
e98a2d6e PP |
1359 | } |
1360 | } else { | |
5cd6d0e5 PP |
1361 | ret = visit_field_class_specifier_list(ctx, |
1362 | cls_specifier_list, &nested_decl); | |
e98a2d6e | 1363 | if (ret) { |
f6ccaed9 | 1364 | BT_ASSERT(!nested_decl); |
e98a2d6e PP |
1365 | goto error; |
1366 | } | |
1367 | } | |
1368 | } | |
1369 | ||
f6ccaed9 | 1370 | BT_ASSERT(nested_decl); |
e98a2d6e | 1371 | |
5cd6d0e5 | 1372 | if (!node_field_class_declarator) { |
44c440bc PP |
1373 | *field_decl = nested_decl; |
1374 | nested_decl = NULL; | |
e98a2d6e PP |
1375 | goto end; |
1376 | } | |
1377 | ||
5cd6d0e5 PP |
1378 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { |
1379 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
e98a2d6e | 1380 | const char *id = |
5cd6d0e5 | 1381 | node_field_class_declarator->u.field_class_declarator.u.id; |
e98a2d6e | 1382 | |
6acddae3 PP |
1383 | if (id[0] == '_') { |
1384 | id++; | |
1385 | } | |
1386 | ||
e98a2d6e PP |
1387 | *field_name = g_quark_from_string(id); |
1388 | } else { | |
1389 | *field_name = 0; | |
1390 | } | |
1391 | ||
44c440bc PP |
1392 | *field_decl = nested_decl; |
1393 | nested_decl = NULL; | |
e98a2d6e PP |
1394 | goto end; |
1395 | } else { | |
1396 | struct ctf_node *first; | |
5cd6d0e5 PP |
1397 | struct ctf_field_class *decl = NULL; |
1398 | struct ctf_field_class *outer_field_decl = NULL; | |
e98a2d6e | 1399 | struct bt_list_head *length = |
5cd6d0e5 PP |
1400 | &node_field_class_declarator-> |
1401 | u.field_class_declarator.u.nested.length; | |
e98a2d6e PP |
1402 | |
1403 | /* Create array/sequence, pass nested_decl as child */ | |
1404 | if (bt_list_empty(length)) { | |
5cd6d0e5 | 1405 | _BT_LOGE_NODE(node_field_class_declarator, |
28973adf | 1406 | "Expecting length field reference or value."); |
e98a2d6e PP |
1407 | ret = -EINVAL; |
1408 | goto error; | |
1409 | } | |
1410 | ||
1411 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1412 | if (first->type != NODE_UNARY_EXPRESSION) { | |
28973adf PP |
1413 | _BT_LOGE_NODE(first, |
1414 | "Unexpected node type: node-type=%d", | |
1415 | first->type); | |
e98a2d6e PP |
1416 | ret = -EINVAL; |
1417 | goto error; | |
1418 | } | |
1419 | ||
1420 | switch (first->u.unary_expression.type) { | |
1421 | case UNARY_UNSIGNED_CONSTANT: | |
1422 | { | |
5cd6d0e5 | 1423 | struct ctf_field_class_array *array_decl = NULL; |
44c440bc | 1424 | |
5cd6d0e5 | 1425 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1426 | BT_ASSERT(array_decl); |
1427 | array_decl->length = | |
1428 | first->u.unary_expression.u.unsigned_constant; | |
5cd6d0e5 | 1429 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1430 | nested_decl = NULL; |
1431 | decl = (void *) array_decl; | |
e98a2d6e PP |
1432 | break; |
1433 | } | |
1434 | case UNARY_STRING: | |
1435 | { | |
1436 | /* Lookup unsigned integer definition, create seq. */ | |
5cd6d0e5 | 1437 | struct ctf_field_class_sequence *seq_decl = NULL; |
e98a2d6e PP |
1438 | char *length_name = concatenate_unary_strings(length); |
1439 | ||
1440 | if (!length_name) { | |
5cd6d0e5 | 1441 | _BT_LOGE_NODE(node_field_class_declarator, |
28973adf | 1442 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
1443 | ret = -EINVAL; |
1444 | goto error; | |
1445 | } | |
1446 | ||
44c440bc PP |
1447 | if (strncmp(length_name, "env.", 4) == 0) { |
1448 | /* This is, in fact, an array */ | |
1449 | const char *env_entry_name = &length_name[4]; | |
1450 | struct ctf_trace_class_env_entry *env_entry = | |
1451 | ctf_trace_class_borrow_env_entry_by_name( | |
1452 | ctx->ctf_tc, env_entry_name); | |
5cd6d0e5 | 1453 | struct ctf_field_class_array *array_decl; |
44c440bc PP |
1454 | |
1455 | if (!env_entry) { | |
5cd6d0e5 | 1456 | _BT_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1457 | "Cannot find environment entry: " |
1458 | "name=\"%s\"", env_entry_name); | |
1459 | ret = -EINVAL; | |
1460 | goto error; | |
1461 | } | |
1462 | ||
1463 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
5cd6d0e5 | 1464 | _BT_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1465 | "Wrong environment entry type " |
1466 | "(expecting integer): " | |
1467 | "name=\"%s\"", env_entry_name); | |
1468 | ret = -EINVAL; | |
1469 | goto error; | |
1470 | } | |
1471 | ||
1472 | if (env_entry->value.i < 0) { | |
5cd6d0e5 | 1473 | _BT_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1474 | "Invalid, negative array length: " |
1475 | "env-entry-name=\"%s\", " | |
1476 | "value=%" PRId64, | |
1477 | env_entry_name, | |
1478 | env_entry->value.i); | |
1479 | ret = -EINVAL; | |
1480 | goto error; | |
1481 | } | |
1482 | ||
5cd6d0e5 | 1483 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1484 | BT_ASSERT(array_decl); |
1485 | array_decl->length = | |
1486 | (uint64_t) env_entry->value.i; | |
5cd6d0e5 | 1487 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1488 | nested_decl = NULL; |
1489 | decl = (void *) array_decl; | |
1490 | } else { | |
1491 | char *length_name_no_underscore = | |
1492 | remove_underscores_from_field_ref( | |
1493 | length_name); | |
1494 | if (!length_name_no_underscore) { | |
1495 | /* | |
1496 | * remove_underscores_from_field_ref() | |
1497 | * logs errors | |
1498 | */ | |
1499 | ret = -EINVAL; | |
1500 | goto error; | |
1501 | } | |
5cd6d0e5 | 1502 | seq_decl = ctf_field_class_sequence_create(); |
44c440bc | 1503 | BT_ASSERT(seq_decl); |
5cd6d0e5 | 1504 | seq_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1505 | nested_decl = NULL; |
1506 | g_string_assign(seq_decl->length_ref, | |
1507 | length_name_no_underscore); | |
1508 | free(length_name_no_underscore); | |
1509 | decl = (void *) seq_decl; | |
e98a2d6e PP |
1510 | } |
1511 | ||
44c440bc | 1512 | g_free(length_name); |
e98a2d6e PP |
1513 | break; |
1514 | } | |
1515 | default: | |
1516 | ret = -EINVAL; | |
1517 | goto error; | |
1518 | } | |
1519 | ||
f6ccaed9 PP |
1520 | BT_ASSERT(!nested_decl); |
1521 | BT_ASSERT(decl); | |
1522 | BT_ASSERT(!*field_decl); | |
e98a2d6e PP |
1523 | |
1524 | /* | |
1525 | * At this point, we found the next nested declaration. | |
1526 | * We currently own this (and lost the ownership of | |
1527 | * nested_decl in the meantime). Pass this next | |
1528 | * nested declaration as the content of the outer | |
1529 | * container, MOVING its ownership. | |
1530 | */ | |
5cd6d0e5 | 1531 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e | 1532 | field_name, |
5cd6d0e5 PP |
1533 | node_field_class_declarator-> |
1534 | u.field_class_declarator.u.nested.field_class_declarator, | |
e98a2d6e PP |
1535 | &outer_field_decl, decl); |
1536 | decl = NULL; | |
1537 | if (ret) { | |
f6ccaed9 | 1538 | BT_ASSERT(!outer_field_decl); |
e98a2d6e PP |
1539 | ret = -EINVAL; |
1540 | goto error; | |
1541 | } | |
1542 | ||
f6ccaed9 | 1543 | BT_ASSERT(outer_field_decl); |
44c440bc PP |
1544 | *field_decl = outer_field_decl; |
1545 | outer_field_decl = NULL; | |
e98a2d6e PP |
1546 | } |
1547 | ||
f6ccaed9 | 1548 | BT_ASSERT(*field_decl); |
44c440bc | 1549 | goto end; |
e98a2d6e PP |
1550 | |
1551 | error: | |
5cd6d0e5 | 1552 | ctf_field_class_destroy(*field_decl); |
44c440bc | 1553 | *field_decl = NULL; |
e98a2d6e | 1554 | |
44c440bc PP |
1555 | if (ret >= 0) { |
1556 | ret = -1; | |
1557 | } | |
1558 | ||
1559 | end: | |
5cd6d0e5 | 1560 | ctf_field_class_destroy(nested_decl); |
44c440bc | 1561 | nested_decl = NULL; |
e98a2d6e PP |
1562 | return ret; |
1563 | } | |
1564 | ||
1565 | static | |
1566 | int visit_struct_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1567 | struct ctf_field_class_struct *struct_decl, |
1568 | struct ctf_node *cls_specifier_list, | |
1569 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1570 | { |
1571 | int ret = 0; | |
1572 | struct ctf_node *iter; | |
5cd6d0e5 | 1573 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1574 | |
5cd6d0e5 | 1575 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1576 | field_decl = NULL; |
1577 | GQuark qfield_name; | |
1578 | const char *field_name; | |
e98a2d6e | 1579 | |
5cd6d0e5 | 1580 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1581 | &qfield_name, iter, &field_decl, NULL); |
1582 | if (ret) { | |
f6ccaed9 | 1583 | BT_ASSERT(!field_decl); |
5cd6d0e5 PP |
1584 | _BT_LOGE_NODE(cls_specifier_list, |
1585 | "Cannot visit field class declarator: ret=%d", ret); | |
e98a2d6e PP |
1586 | goto error; |
1587 | } | |
1588 | ||
f6ccaed9 | 1589 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1590 | field_name = g_quark_to_string(qfield_name); |
1591 | ||
1592 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1593 | if (ctf_field_class_struct_borrow_member_by_name( |
44c440bc | 1594 | struct_decl, field_name)) { |
5cd6d0e5 PP |
1595 | _BT_LOGE_NODE(cls_specifier_list, |
1596 | "Duplicate field in structure field class: " | |
08da4f77 | 1597 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1598 | ret = -EINVAL; |
1599 | goto error; | |
1600 | } | |
1601 | ||
1602 | /* Add field to structure */ | |
5cd6d0e5 | 1603 | ctf_field_class_struct_append_member(struct_decl, |
44c440bc PP |
1604 | field_name, field_decl); |
1605 | field_decl = NULL; | |
e98a2d6e PP |
1606 | } |
1607 | ||
1608 | return 0; | |
1609 | ||
1610 | error: | |
5cd6d0e5 | 1611 | ctf_field_class_destroy(field_decl); |
44c440bc | 1612 | field_decl = NULL; |
e98a2d6e PP |
1613 | return ret; |
1614 | } | |
1615 | ||
1616 | static | |
1617 | int visit_variant_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1618 | struct ctf_field_class_variant *variant_decl, |
1619 | struct ctf_node *cls_specifier_list, | |
1620 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1621 | { |
1622 | int ret = 0; | |
1623 | struct ctf_node *iter; | |
5cd6d0e5 | 1624 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1625 | |
5cd6d0e5 | 1626 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1627 | field_decl = NULL; |
1628 | GQuark qfield_name; | |
1629 | const char *field_name; | |
e98a2d6e | 1630 | |
5cd6d0e5 | 1631 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1632 | &qfield_name, iter, &field_decl, NULL); |
1633 | if (ret) { | |
f6ccaed9 | 1634 | BT_ASSERT(!field_decl); |
5cd6d0e5 PP |
1635 | _BT_LOGE_NODE(cls_specifier_list, |
1636 | "Cannot visit field class declarator: ret=%d", ret); | |
e98a2d6e PP |
1637 | goto error; |
1638 | } | |
1639 | ||
f6ccaed9 | 1640 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1641 | field_name = g_quark_to_string(qfield_name); |
1642 | ||
1643 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1644 | if (ctf_field_class_variant_borrow_option_by_name( |
44c440bc | 1645 | variant_decl, field_name)) { |
5cd6d0e5 PP |
1646 | _BT_LOGE_NODE(cls_specifier_list, |
1647 | "Duplicate field in variant field class: " | |
08da4f77 | 1648 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1649 | ret = -EINVAL; |
1650 | goto error; | |
1651 | } | |
1652 | ||
1653 | /* Add field to structure */ | |
5cd6d0e5 | 1654 | ctf_field_class_variant_append_option(variant_decl, |
44c440bc PP |
1655 | field_name, field_decl); |
1656 | field_decl = NULL; | |
e98a2d6e PP |
1657 | } |
1658 | ||
1659 | return 0; | |
1660 | ||
1661 | error: | |
5cd6d0e5 | 1662 | ctf_field_class_destroy(field_decl); |
44c440bc | 1663 | field_decl = NULL; |
e98a2d6e PP |
1664 | return ret; |
1665 | } | |
1666 | ||
1667 | static | |
5cd6d0e5 PP |
1668 | int visit_field_class_def(struct ctx *ctx, struct ctf_node *cls_specifier_list, |
1669 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1670 | { |
1671 | int ret = 0; | |
1672 | GQuark qidentifier; | |
1673 | struct ctf_node *iter; | |
5cd6d0e5 | 1674 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1675 | |
5cd6d0e5 PP |
1676 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
1677 | ret = visit_field_class_declarator(ctx, cls_specifier_list, | |
1678 | &qidentifier, iter, &class_decl, NULL); | |
e98a2d6e | 1679 | if (ret) { |
28973adf | 1680 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 1681 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1682 | ret = -EINVAL; |
1683 | goto end; | |
1684 | } | |
1685 | ||
5cd6d0e5 | 1686 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1687 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
1688 | struct ctf_field_class_variant *var_fc = |
1689 | (void *) class_decl; | |
44c440bc | 1690 | |
5cd6d0e5 | 1691 | if (var_fc->tag_path.path->len == 0) { |
28973adf | 1692 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 1693 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1694 | ret = -EPERM; |
1695 | goto end; | |
1696 | } | |
1697 | } | |
1698 | ||
1699 | ret = ctx_decl_scope_register_alias(ctx->current_scope, | |
5cd6d0e5 | 1700 | g_quark_to_string(qidentifier), class_decl); |
e98a2d6e | 1701 | if (ret) { |
28973adf | 1702 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 1703 | "Cannot register field class alias: name=\"%s\"", |
e98a2d6e PP |
1704 | g_quark_to_string(qidentifier)); |
1705 | goto end; | |
1706 | } | |
1707 | } | |
1708 | ||
1709 | end: | |
5cd6d0e5 PP |
1710 | ctf_field_class_destroy(class_decl); |
1711 | class_decl = NULL; | |
e98a2d6e PP |
1712 | return ret; |
1713 | } | |
1714 | ||
1715 | static | |
5cd6d0e5 | 1716 | int visit_field_class_alias(struct ctx *ctx, struct ctf_node *target, |
44c440bc | 1717 | struct ctf_node *alias) |
e98a2d6e PP |
1718 | { |
1719 | int ret = 0; | |
1720 | GQuark qalias; | |
1721 | struct ctf_node *node; | |
1722 | GQuark qdummy_field_name; | |
5cd6d0e5 | 1723 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1724 | |
5cd6d0e5 PP |
1725 | /* Create target field class */ |
1726 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
e98a2d6e PP |
1727 | node = NULL; |
1728 | } else { | |
1729 | node = _BT_LIST_FIRST_ENTRY( | |
5cd6d0e5 | 1730 | &target->u.field_class_alias_target.field_class_declarators, |
e98a2d6e PP |
1731 | struct ctf_node, siblings); |
1732 | } | |
1733 | ||
5cd6d0e5 PP |
1734 | ret = visit_field_class_declarator(ctx, |
1735 | target->u.field_class_alias_target.field_class_specifier_list, | |
1736 | &qdummy_field_name, node, &class_decl, NULL); | |
e98a2d6e | 1737 | if (ret) { |
5cd6d0e5 | 1738 | BT_ASSERT(!class_decl); |
28973adf | 1739 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 1740 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1741 | goto end; |
1742 | } | |
1743 | ||
5cd6d0e5 | 1744 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1745 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 | 1746 | struct ctf_field_class_variant *var_fc = (void *) class_decl; |
44c440bc | 1747 | |
5cd6d0e5 | 1748 | if (var_fc->tag_path.path->len == 0) { |
f828aeda | 1749 | _BT_LOGE_NODE(target, |
5cd6d0e5 | 1750 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1751 | ret = -EPERM; |
1752 | goto end; | |
1753 | } | |
1754 | } | |
1755 | ||
1756 | /* | |
1757 | * The semantic validator does not check whether the target is | |
1758 | * abstract or not (if it has an identifier). Check it here. | |
1759 | */ | |
1760 | if (qdummy_field_name != 0) { | |
f828aeda | 1761 | _BT_LOGE_NODE(target, |
28973adf | 1762 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1763 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1764 | ret = -EINVAL; |
1765 | goto end; | |
1766 | } | |
1767 | ||
1768 | /* Create alias identifier */ | |
5cd6d0e5 | 1769 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, |
e98a2d6e | 1770 | struct ctf_node, siblings); |
5cd6d0e5 PP |
1771 | qalias = create_class_alias_identifier(ctx, |
1772 | alias->u.field_class_alias_name.field_class_specifier_list, node); | |
e98a2d6e | 1773 | ret = ctx_decl_scope_register_alias(ctx->current_scope, |
5cd6d0e5 | 1774 | g_quark_to_string(qalias), class_decl); |
e98a2d6e | 1775 | if (ret) { |
28973adf | 1776 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 1777 | "Cannot register class alias: name=\"%s\"", |
e98a2d6e PP |
1778 | g_quark_to_string(qalias)); |
1779 | goto end; | |
1780 | } | |
1781 | ||
1782 | end: | |
5cd6d0e5 PP |
1783 | ctf_field_class_destroy(class_decl); |
1784 | class_decl = NULL; | |
e98a2d6e PP |
1785 | return ret; |
1786 | } | |
1787 | ||
1788 | static | |
1789 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1790 | struct ctf_field_class_struct *struct_decl) |
e98a2d6e PP |
1791 | { |
1792 | int ret = 0; | |
1793 | ||
1794 | switch (entry_node->type) { | |
1795 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1796 | ret = visit_field_class_def(ctx, |
1797 | entry_node->u.field_class_def.field_class_specifier_list, | |
1798 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1799 | if (ret) { |
28973adf | 1800 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 1801 | "Cannot add field class found in structure field class: ret=%d", |
08da4f77 | 1802 | ret); |
e98a2d6e PP |
1803 | goto end; |
1804 | } | |
1805 | break; | |
1806 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1807 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1808 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1809 | if (ret) { |
28973adf | 1810 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 1811 | "Cannot add field class alias found in structure field class: ret=%d", |
08da4f77 | 1812 | ret); |
e98a2d6e PP |
1813 | goto end; |
1814 | } | |
1815 | break; | |
1816 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1817 | /* Field */ | |
1818 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1819 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1820 | field_class_specifier_list, |
e98a2d6e | 1821 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1822 | field_class_declarators); |
e98a2d6e PP |
1823 | if (ret) { |
1824 | goto end; | |
1825 | } | |
1826 | break; | |
1827 | default: | |
28973adf PP |
1828 | _BT_LOGE_NODE(entry_node, |
1829 | "Unexpected node type: node-type=%d", entry_node->type); | |
e98a2d6e PP |
1830 | ret = -EINVAL; |
1831 | goto end; | |
1832 | } | |
1833 | ||
1834 | end: | |
1835 | return ret; | |
1836 | } | |
1837 | ||
1838 | static | |
1839 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1840 | struct ctf_field_class_variant *variant_decl) |
e98a2d6e PP |
1841 | { |
1842 | int ret = 0; | |
1843 | ||
1844 | switch (entry_node->type) { | |
1845 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1846 | ret = visit_field_class_def(ctx, |
1847 | entry_node->u.field_class_def.field_class_specifier_list, | |
1848 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1849 | if (ret) { |
28973adf | 1850 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 1851 | "Cannot add field class found in variant field class: ret=%d", |
08da4f77 | 1852 | ret); |
e98a2d6e PP |
1853 | goto end; |
1854 | } | |
1855 | break; | |
1856 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1857 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1858 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1859 | if (ret) { |
28973adf | 1860 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 1861 | "Cannot add field class alias found in variant field class: ret=%d", |
08da4f77 | 1862 | ret); |
e98a2d6e PP |
1863 | goto end; |
1864 | } | |
1865 | break; | |
1866 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1867 | /* Field */ | |
1868 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1869 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1870 | field_class_specifier_list, |
e98a2d6e | 1871 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1872 | field_class_declarators); |
e98a2d6e PP |
1873 | if (ret) { |
1874 | goto end; | |
1875 | } | |
1876 | break; | |
1877 | default: | |
28973adf PP |
1878 | _BT_LOGE_NODE(entry_node, |
1879 | "Unexpected node type: node-type=%d", | |
08da4f77 | 1880 | entry_node->type); |
e98a2d6e PP |
1881 | ret = -EINVAL; |
1882 | goto end; | |
1883 | } | |
1884 | ||
1885 | end: | |
1886 | return ret; | |
1887 | } | |
1888 | ||
1889 | static | |
1890 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
44c440bc PP |
1891 | struct bt_list_head *decl_list, int has_body, |
1892 | struct bt_list_head *min_align, | |
5cd6d0e5 | 1893 | struct ctf_field_class_struct **struct_decl) |
e98a2d6e PP |
1894 | { |
1895 | int ret = 0; | |
1896 | ||
44c440bc | 1897 | BT_ASSERT(struct_decl); |
e98a2d6e PP |
1898 | *struct_decl = NULL; |
1899 | ||
1900 | /* For named struct (without body), lookup in declaration scope */ | |
1901 | if (!has_body) { | |
e98a2d6e | 1902 | if (!name) { |
5cd6d0e5 | 1903 | BT_LOGE_STR("Bodyless structure field class: missing name."); |
e98a2d6e PP |
1904 | ret = -EPERM; |
1905 | goto error; | |
1906 | } | |
1907 | ||
1908 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, | |
44c440bc | 1909 | name, -1, true); |
e98a2d6e | 1910 | if (!*struct_decl) { |
5cd6d0e5 | 1911 | BT_LOGE("Cannot find structure field class: name=\"struct %s\"", |
08da4f77 | 1912 | name); |
e98a2d6e PP |
1913 | ret = -EINVAL; |
1914 | goto error; | |
1915 | } | |
e98a2d6e PP |
1916 | } else { |
1917 | struct ctf_node *entry_node; | |
1918 | uint64_t min_align_value = 0; | |
1919 | ||
1920 | if (name) { | |
44c440bc PP |
1921 | if (ctx_decl_scope_lookup_struct( |
1922 | ctx->current_scope, name, 1, false)) { | |
5cd6d0e5 | 1923 | BT_LOGE("Structure field class already declared in local scope: " |
08da4f77 | 1924 | "name=\"struct %s\"", name); |
e98a2d6e PP |
1925 | ret = -EINVAL; |
1926 | goto error; | |
1927 | } | |
1928 | } | |
1929 | ||
1930 | if (!bt_list_empty(min_align)) { | |
1931 | ret = get_unary_unsigned(min_align, &min_align_value); | |
1932 | if (ret) { | |
5cd6d0e5 | 1933 | BT_LOGE("Unexpected unary expression for structure field class's `align` attribute: " |
08da4f77 | 1934 | "ret=%d", ret); |
e98a2d6e PP |
1935 | goto error; |
1936 | } | |
1937 | } | |
1938 | ||
5cd6d0e5 | 1939 | *struct_decl = ctf_field_class_struct_create(); |
44c440bc | 1940 | BT_ASSERT(*struct_decl); |
e98a2d6e | 1941 | |
539fd01b | 1942 | if (min_align_value != 0) { |
44c440bc | 1943 | (*struct_decl)->base.alignment = min_align_value; |
539fd01b JG |
1944 | } |
1945 | ||
44c440bc | 1946 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
1947 | |
1948 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1949 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1950 | *struct_decl); | |
1951 | if (ret) { | |
28973adf | 1952 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 1953 | "Cannot visit structure field class entry: " |
28973adf | 1954 | "ret=%d", ret); |
e98a2d6e PP |
1955 | ctx_pop_scope(ctx); |
1956 | goto error; | |
1957 | } | |
1958 | } | |
1959 | ||
1960 | ctx_pop_scope(ctx); | |
1961 | ||
1962 | if (name) { | |
1963 | ret = ctx_decl_scope_register_struct(ctx->current_scope, | |
1964 | name, *struct_decl); | |
1965 | if (ret) { | |
5cd6d0e5 | 1966 | BT_LOGE("Cannot register structure field class in declaration scope: " |
08da4f77 | 1967 | "name=\"struct %s\", ret=%d", name, ret); |
e98a2d6e PP |
1968 | goto error; |
1969 | } | |
1970 | } | |
1971 | } | |
1972 | ||
1973 | return 0; | |
1974 | ||
1975 | error: | |
5cd6d0e5 | 1976 | ctf_field_class_destroy((void *) *struct_decl); |
44c440bc | 1977 | *struct_decl = NULL; |
e98a2d6e PP |
1978 | return ret; |
1979 | } | |
1980 | ||
1981 | static | |
1982 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1983 | const char *tag, struct bt_list_head *decl_list, | |
5cd6d0e5 | 1984 | int has_body, struct ctf_field_class_variant **variant_decl) |
e98a2d6e PP |
1985 | { |
1986 | int ret = 0; | |
5cd6d0e5 | 1987 | struct ctf_field_class_variant *untagged_variant_decl = NULL; |
e98a2d6e | 1988 | |
44c440bc | 1989 | BT_ASSERT(variant_decl); |
e98a2d6e PP |
1990 | *variant_decl = NULL; |
1991 | ||
1992 | /* For named variant (without body), lookup in declaration scope */ | |
1993 | if (!has_body) { | |
e98a2d6e | 1994 | if (!name) { |
5cd6d0e5 | 1995 | BT_LOGE_STR("Bodyless variant field class: missing name."); |
e98a2d6e PP |
1996 | ret = -EPERM; |
1997 | goto error; | |
1998 | } | |
1999 | ||
2000 | untagged_variant_decl = | |
2001 | ctx_decl_scope_lookup_variant(ctx->current_scope, | |
44c440bc | 2002 | name, -1, true); |
e98a2d6e | 2003 | if (!untagged_variant_decl) { |
5cd6d0e5 | 2004 | BT_LOGE("Cannot find variant field class: name=\"variant %s\"", |
08da4f77 | 2005 | name); |
e98a2d6e PP |
2006 | ret = -EINVAL; |
2007 | goto error; | |
2008 | } | |
e98a2d6e PP |
2009 | } else { |
2010 | struct ctf_node *entry_node; | |
2011 | ||
2012 | if (name) { | |
44c440bc PP |
2013 | if (ctx_decl_scope_lookup_variant(ctx->current_scope, |
2014 | name, 1, false)) { | |
5cd6d0e5 | 2015 | BT_LOGE("Variant field class already declared in local scope: " |
08da4f77 | 2016 | "name=\"variant %s\"", name); |
e98a2d6e PP |
2017 | ret = -EINVAL; |
2018 | goto error; | |
2019 | } | |
2020 | } | |
2021 | ||
5cd6d0e5 | 2022 | untagged_variant_decl = ctf_field_class_variant_create(); |
44c440bc PP |
2023 | BT_ASSERT(untagged_variant_decl); |
2024 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
2025 | |
2026 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
2027 | ret = visit_variant_decl_entry(ctx, entry_node, | |
2028 | untagged_variant_decl); | |
2029 | if (ret) { | |
28973adf | 2030 | _BT_LOGE_NODE(entry_node, |
5cd6d0e5 | 2031 | "Cannot visit variant field class entry: " |
28973adf | 2032 | "ret=%d", ret); |
e98a2d6e PP |
2033 | ctx_pop_scope(ctx); |
2034 | goto error; | |
2035 | } | |
2036 | } | |
2037 | ||
2038 | ctx_pop_scope(ctx); | |
2039 | ||
2040 | if (name) { | |
2041 | ret = ctx_decl_scope_register_variant( | |
2042 | ctx->current_scope, name, | |
2043 | untagged_variant_decl); | |
2044 | if (ret) { | |
5cd6d0e5 | 2045 | BT_LOGE("Cannot register variant field class in declaration scope: " |
08da4f77 | 2046 | "name=\"variant %s\", ret=%d", name, ret); |
e98a2d6e PP |
2047 | goto error; |
2048 | } | |
2049 | } | |
2050 | } | |
2051 | ||
2052 | /* | |
2053 | * If tagged, create tagged variant and return; otherwise | |
2054 | * return untagged variant. | |
2055 | */ | |
2056 | if (!tag) { | |
44c440bc PP |
2057 | *variant_decl = untagged_variant_decl; |
2058 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
2059 | } else { |
2060 | /* | |
2061 | * At this point, we have a fresh untagged variant; nobody | |
2062 | * else owns it. Set its tag now. | |
2063 | */ | |
6acddae3 PP |
2064 | char *tag_no_underscore = |
2065 | remove_underscores_from_field_ref(tag); | |
2066 | ||
2067 | if (!tag_no_underscore) { | |
2068 | /* remove_underscores_from_field_ref() logs errors */ | |
2069 | goto error; | |
2070 | } | |
2071 | ||
44c440bc PP |
2072 | g_string_assign(untagged_variant_decl->tag_ref, |
2073 | tag_no_underscore); | |
6acddae3 | 2074 | free(tag_no_underscore); |
44c440bc PP |
2075 | *variant_decl = untagged_variant_decl; |
2076 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
2077 | } |
2078 | ||
f6ccaed9 PP |
2079 | BT_ASSERT(!untagged_variant_decl); |
2080 | BT_ASSERT(*variant_decl); | |
e98a2d6e PP |
2081 | return 0; |
2082 | ||
2083 | error: | |
5cd6d0e5 | 2084 | ctf_field_class_destroy((void *) untagged_variant_decl); |
44c440bc | 2085 | untagged_variant_decl = NULL; |
5cd6d0e5 | 2086 | ctf_field_class_destroy((void *) *variant_decl); |
44c440bc | 2087 | *variant_decl = NULL; |
e98a2d6e PP |
2088 | return ret; |
2089 | } | |
2090 | ||
44c440bc PP |
2091 | struct uori { |
2092 | bool is_signed; | |
2093 | union { | |
2094 | uint64_t u; | |
2095 | uint64_t i; | |
2096 | } value; | |
2097 | }; | |
2098 | ||
e98a2d6e PP |
2099 | static |
2100 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
5cd6d0e5 | 2101 | struct ctf_field_class_enum *enum_decl, struct uori *last) |
e98a2d6e PP |
2102 | { |
2103 | int ret = 0; | |
2104 | int nr_vals = 0; | |
2105 | struct ctf_node *iter; | |
44c440bc PP |
2106 | struct uori start = { |
2107 | .is_signed = false, | |
2108 | .value.u = 0, | |
2109 | }; | |
2110 | struct uori end = { | |
2111 | .is_signed = false, | |
2112 | .value.u = 0, | |
2113 | }; | |
e98a2d6e | 2114 | const char *label = enumerator->u.enumerator.id; |
f4cc9a21 | 2115 | const char *effective_label = label; |
e98a2d6e PP |
2116 | struct bt_list_head *values = &enumerator->u.enumerator.values; |
2117 | ||
2118 | bt_list_for_each_entry(iter, values, siblings) { | |
44c440bc | 2119 | struct uori *target; |
e98a2d6e PP |
2120 | |
2121 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
28973adf | 2122 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 2123 | "Wrong expression for enumeration field class label: " |
08da4f77 | 2124 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
2125 | label); |
2126 | ret = -EINVAL; | |
2127 | goto error; | |
2128 | } | |
2129 | ||
2130 | if (nr_vals == 0) { | |
2131 | target = &start; | |
2132 | } else { | |
2133 | target = &end; | |
2134 | } | |
2135 | ||
2136 | switch (iter->u.unary_expression.type) { | |
2137 | case UNARY_SIGNED_CONSTANT: | |
44c440bc PP |
2138 | target->is_signed = true; |
2139 | target->value.i = | |
2140 | iter->u.unary_expression.u.signed_constant; | |
e98a2d6e PP |
2141 | break; |
2142 | case UNARY_UNSIGNED_CONSTANT: | |
44c440bc PP |
2143 | target->is_signed = false; |
2144 | target->value.u = | |
e98a2d6e PP |
2145 | iter->u.unary_expression.u.unsigned_constant; |
2146 | break; | |
2147 | default: | |
28973adf | 2148 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 2149 | "Invalid enumeration field class entry: " |
08da4f77 PP |
2150 | "expecting constant signed or unsigned integer: " |
2151 | "node-type=%d, label=\"%s\"", | |
2152 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2153 | ret = -EINVAL; |
2154 | goto error; | |
2155 | } | |
2156 | ||
2157 | if (nr_vals > 1) { | |
28973adf | 2158 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 2159 | "Invalid enumeration field class entry: label=\"%s\"", |
e98a2d6e PP |
2160 | label); |
2161 | ret = -EINVAL; | |
2162 | goto error; | |
2163 | } | |
2164 | ||
2165 | nr_vals++; | |
2166 | } | |
2167 | ||
2168 | if (nr_vals == 0) { | |
2169 | start = *last; | |
2170 | } | |
2171 | ||
2172 | if (nr_vals <= 1) { | |
2173 | end = start; | |
2174 | } | |
2175 | ||
44c440bc PP |
2176 | if (end.is_signed) { |
2177 | last->value.i = end.value.i + 1; | |
2178 | } else { | |
2179 | last->value.u = end.value.u + 1; | |
2180 | } | |
e98a2d6e | 2181 | |
f4cc9a21 PP |
2182 | if (label[0] == '_') { |
2183 | /* | |
2184 | * Strip the first underscore of any enumeration field | |
5cd6d0e5 PP |
2185 | * class's label in case this enumeration FC is used as |
2186 | * a variant FC tag later. The variant FC choice names | |
f4cc9a21 PP |
2187 | * could also start with `_`, in which case the prefix |
2188 | * is removed, and it the resulting choice name needs to | |
2189 | * match tag labels. | |
2190 | */ | |
2191 | effective_label = &label[1]; | |
2192 | } | |
2193 | ||
5cd6d0e5 | 2194 | ctf_field_class_enum_append_mapping(enum_decl, effective_label, |
44c440bc | 2195 | start.value.u, end.value.u); |
e98a2d6e PP |
2196 | return 0; |
2197 | ||
2198 | error: | |
2199 | return ret; | |
2200 | } | |
2201 | ||
2202 | static | |
2203 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
5cd6d0e5 | 2204 | struct ctf_node *container_cls, |
44c440bc | 2205 | struct bt_list_head *enumerator_list, |
5cd6d0e5 | 2206 | int has_body, struct ctf_field_class_enum **enum_decl) |
e98a2d6e PP |
2207 | { |
2208 | int ret = 0; | |
2209 | GQuark qdummy_id; | |
5cd6d0e5 | 2210 | struct ctf_field_class_int *integer_decl = NULL; |
e98a2d6e | 2211 | |
44c440bc | 2212 | BT_ASSERT(enum_decl); |
e98a2d6e PP |
2213 | *enum_decl = NULL; |
2214 | ||
2215 | /* For named enum (without body), lookup in declaration scope */ | |
2216 | if (!has_body) { | |
e98a2d6e | 2217 | if (!name) { |
5cd6d0e5 | 2218 | BT_LOGE_STR("Bodyless enumeration field class: missing name."); |
e98a2d6e PP |
2219 | ret = -EPERM; |
2220 | goto error; | |
2221 | } | |
2222 | ||
2223 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, | |
44c440bc | 2224 | name, -1, true); |
e98a2d6e | 2225 | if (!*enum_decl) { |
5cd6d0e5 | 2226 | BT_LOGE("Cannot find enumeration field class: " |
08da4f77 | 2227 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2228 | ret = -EINVAL; |
2229 | goto error; | |
2230 | } | |
e98a2d6e PP |
2231 | } else { |
2232 | struct ctf_node *iter; | |
44c440bc PP |
2233 | struct uori last_value = { |
2234 | .is_signed = false, | |
2235 | .value.u = 0, | |
2236 | }; | |
e98a2d6e PP |
2237 | |
2238 | if (name) { | |
44c440bc PP |
2239 | if (ctx_decl_scope_lookup_enum(ctx->current_scope, |
2240 | name, 1, false)) { | |
5cd6d0e5 | 2241 | BT_LOGE("Enumeration field class already declared in local scope: " |
08da4f77 | 2242 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2243 | ret = -EINVAL; |
2244 | goto error; | |
2245 | } | |
2246 | } | |
2247 | ||
5cd6d0e5 | 2248 | if (!container_cls) { |
44c440bc PP |
2249 | integer_decl = (void *) ctx_decl_scope_lookup_alias( |
2250 | ctx->current_scope, "int", -1, true); | |
e98a2d6e | 2251 | if (!integer_decl) { |
5cd6d0e5 | 2252 | BT_LOGE_STR("Cannot find implicit `int` field class alias for enumeration field class."); |
e98a2d6e PP |
2253 | ret = -EINVAL; |
2254 | goto error; | |
2255 | } | |
2256 | } else { | |
5cd6d0e5 | 2257 | ret = visit_field_class_declarator(ctx, container_cls, |
44c440bc PP |
2258 | &qdummy_id, NULL, (void *) &integer_decl, |
2259 | NULL); | |
e98a2d6e | 2260 | if (ret) { |
f6ccaed9 | 2261 | BT_ASSERT(!integer_decl); |
e98a2d6e PP |
2262 | ret = -EINVAL; |
2263 | goto error; | |
2264 | } | |
2265 | } | |
2266 | ||
f6ccaed9 | 2267 | BT_ASSERT(integer_decl); |
e98a2d6e | 2268 | |
864cad70 | 2269 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { |
5cd6d0e5 | 2270 | BT_LOGE("Container field class for enumeration field class is not an integer field class: " |
864cad70 | 2271 | "fc-type=%d", integer_decl->base.base.type); |
e98a2d6e PP |
2272 | ret = -EINVAL; |
2273 | goto error; | |
2274 | } | |
2275 | ||
5cd6d0e5 | 2276 | *enum_decl = ctf_field_class_enum_create(); |
44c440bc PP |
2277 | BT_ASSERT(*enum_decl); |
2278 | (*enum_decl)->base.base.base.alignment = | |
2279 | integer_decl->base.base.alignment; | |
5cd6d0e5 | 2280 | ctf_field_class_int_copy_content((void *) *enum_decl, |
44c440bc PP |
2281 | (void *) integer_decl); |
2282 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
e98a2d6e PP |
2283 | |
2284 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2285 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
44c440bc | 2286 | &last_value); |
e98a2d6e | 2287 | if (ret) { |
28973adf | 2288 | _BT_LOGE_NODE(iter, |
5cd6d0e5 | 2289 | "Cannot visit enumeration field class entry: " |
28973adf | 2290 | "ret=%d", ret); |
e98a2d6e PP |
2291 | goto error; |
2292 | } | |
2293 | } | |
2294 | ||
2295 | if (name) { | |
2296 | ret = ctx_decl_scope_register_enum(ctx->current_scope, | |
2297 | name, *enum_decl); | |
2298 | if (ret) { | |
5cd6d0e5 | 2299 | BT_LOGE("Cannot register enumeration field class in declaration scope: " |
28973adf | 2300 | "ret=%d", ret); |
e98a2d6e PP |
2301 | goto error; |
2302 | } | |
2303 | } | |
2304 | } | |
2305 | ||
44c440bc | 2306 | goto end; |
e98a2d6e PP |
2307 | |
2308 | error: | |
5cd6d0e5 | 2309 | ctf_field_class_destroy((void *) *enum_decl); |
44c440bc | 2310 | *enum_decl = NULL; |
e98a2d6e | 2311 | |
44c440bc | 2312 | end: |
5cd6d0e5 | 2313 | ctf_field_class_destroy((void *) integer_decl); |
44c440bc | 2314 | integer_decl = NULL; |
e98a2d6e PP |
2315 | return ret; |
2316 | } | |
2317 | ||
2318 | static | |
5cd6d0e5 PP |
2319 | int visit_field_class_specifier(struct ctx *ctx, |
2320 | struct ctf_node *cls_specifier_list, | |
2321 | struct ctf_field_class **decl) | |
e98a2d6e PP |
2322 | { |
2323 | int ret = 0; | |
2324 | GString *str = NULL; | |
e98a2d6e PP |
2325 | |
2326 | *decl = NULL; | |
2327 | str = g_string_new(""); | |
5cd6d0e5 | 2328 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e | 2329 | if (ret) { |
5cd6d0e5 PP |
2330 | _BT_LOGE_NODE(cls_specifier_list, |
2331 | "Cannot get field class specifier list's name: ret=%d", ret); | |
e98a2d6e PP |
2332 | goto error; |
2333 | } | |
2334 | ||
44c440bc PP |
2335 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1, |
2336 | true); | |
e98a2d6e | 2337 | if (!*decl) { |
5cd6d0e5 PP |
2338 | _BT_LOGE_NODE(cls_specifier_list, |
2339 | "Cannot find field class alias: name=\"%s\"", str->str); | |
e98a2d6e PP |
2340 | ret = -EINVAL; |
2341 | goto error; | |
2342 | } | |
2343 | ||
44c440bc | 2344 | goto end; |
e98a2d6e PP |
2345 | |
2346 | error: | |
5cd6d0e5 | 2347 | ctf_field_class_destroy(*decl); |
44c440bc PP |
2348 | *decl = NULL; |
2349 | ||
2350 | end: | |
e98a2d6e | 2351 | if (str) { |
44c440bc | 2352 | g_string_free(str, TRUE); |
e98a2d6e PP |
2353 | } |
2354 | ||
e98a2d6e PP |
2355 | return ret; |
2356 | } | |
2357 | ||
2358 | static | |
2359 | int visit_integer_decl(struct ctx *ctx, | |
44c440bc | 2360 | struct bt_list_head *expressions, |
5cd6d0e5 | 2361 | struct ctf_field_class_int **integer_decl) |
e98a2d6e PP |
2362 | { |
2363 | int set = 0; | |
2364 | int ret = 0; | |
44c440bc | 2365 | int signedness = 0; |
e98a2d6e PP |
2366 | struct ctf_node *expression; |
2367 | uint64_t alignment = 0, size = 0; | |
e5be10ef | 2368 | struct bt_private_clock_class *mapped_clock_class = NULL; |
44c440bc | 2369 | enum ctf_encoding encoding = CTF_ENCODING_NONE; |
5cd6d0e5 PP |
2370 | enum bt_field_class_integer_preferred_display_base base = |
2371 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
44c440bc | 2372 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2373 | |
2374 | *integer_decl = NULL; | |
2375 | ||
2376 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2377 | struct ctf_node *left, *right; | |
2378 | ||
2379 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2380 | struct ctf_node, siblings); | |
2381 | right = _BT_LIST_FIRST_ENTRY( | |
2382 | &expression->u.ctf_expression.right, struct ctf_node, | |
2383 | siblings); | |
2384 | ||
2385 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2386 | _BT_LOGE_NODE(left, |
2387 | "Unexpected unary expression type: type=%d", | |
2388 | left->u.unary_expression.type); | |
e98a2d6e PP |
2389 | ret = -EINVAL; |
2390 | goto error; | |
2391 | } | |
2392 | ||
2393 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
2394 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
28973adf | 2395 | _BT_LOGE_DUP_ATTR(left, "signed", |
5cd6d0e5 | 2396 | "integer field class"); |
e98a2d6e PP |
2397 | ret = -EPERM; |
2398 | goto error; | |
2399 | } | |
2400 | ||
55314f2a | 2401 | signedness = get_boolean(right); |
e98a2d6e | 2402 | if (signedness < 0) { |
28973adf | 2403 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2404 | "Invalid boolean value for integer field class's `signed` attribute: " |
28973adf | 2405 | "ret=%d", ret); |
e98a2d6e PP |
2406 | ret = -EINVAL; |
2407 | goto error; | |
2408 | } | |
2409 | ||
2410 | _SET(&set, _INTEGER_SIGNED_SET); | |
2411 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2412 | "byte_order")) { | |
2413 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
28973adf | 2414 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2415 | "integer field class"); |
e98a2d6e PP |
2416 | ret = -EPERM; |
2417 | goto error; | |
2418 | } | |
2419 | ||
2420 | byte_order = get_real_byte_order(ctx, right); | |
44c440bc | 2421 | if (byte_order == -1) { |
28973adf | 2422 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2423 | "Invalid `byte_order` attribute in integer field class: " |
08da4f77 | 2424 | "ret=%d", ret); |
e98a2d6e PP |
2425 | ret = -EINVAL; |
2426 | goto error; | |
2427 | } | |
2428 | ||
2429 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2430 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { | |
2431 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
28973adf | 2432 | _BT_LOGE_DUP_ATTR(left, "size", |
5cd6d0e5 | 2433 | "integer field class"); |
e98a2d6e PP |
2434 | ret = -EPERM; |
2435 | goto error; | |
2436 | } | |
2437 | ||
2438 | if (right->u.unary_expression.type != | |
2439 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf | 2440 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2441 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2442 | "expecting unsigned constant integer: " |
2443 | "node-type=%d", | |
2444 | right->u.unary_expression.type); | |
e98a2d6e PP |
2445 | ret = -EINVAL; |
2446 | goto error; | |
2447 | } | |
2448 | ||
2449 | size = right->u.unary_expression.u.unsigned_constant; | |
2450 | if (size == 0) { | |
28973adf | 2451 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2452 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2453 | "expecting positive constant integer: " |
2454 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2455 | ret = -EINVAL; |
2456 | goto error; | |
2457 | } else if (size > 64) { | |
28973adf | 2458 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2459 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2460 | "integer fields over 64 bits are not supported as of this version: " |
2461 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2462 | ret = -EINVAL; |
2463 | goto error; | |
2464 | } | |
2465 | ||
2466 | _SET(&set, _INTEGER_SIZE_SET); | |
2467 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2468 | "align")) { | |
2469 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
28973adf | 2470 | _BT_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2471 | "integer field class"); |
e98a2d6e PP |
2472 | ret = -EPERM; |
2473 | goto error; | |
2474 | } | |
2475 | ||
2476 | if (right->u.unary_expression.type != | |
2477 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf | 2478 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2479 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2480 | "expecting unsigned constant integer: " |
2481 | "node-type=%d", | |
2482 | right->u.unary_expression.type); | |
e98a2d6e PP |
2483 | ret = -EINVAL; |
2484 | goto error; | |
2485 | } | |
2486 | ||
2487 | alignment = | |
2488 | right->u.unary_expression.u.unsigned_constant; | |
2489 | if (!is_align_valid(alignment)) { | |
28973adf | 2490 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2491 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2492 | "expecting power of two: " |
2493 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2494 | ret = -EINVAL; |
2495 | goto error; | |
2496 | } | |
2497 | ||
2498 | _SET(&set, _INTEGER_ALIGN_SET); | |
2499 | } else if (!strcmp(left->u.unary_expression.u.string, "base")) { | |
2500 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
28973adf | 2501 | _BT_LOGE_DUP_ATTR(left, "base", |
5cd6d0e5 | 2502 | "integer field class"); |
e98a2d6e PP |
2503 | ret = -EPERM; |
2504 | goto error; | |
2505 | } | |
2506 | ||
2507 | switch (right->u.unary_expression.type) { | |
2508 | case UNARY_UNSIGNED_CONSTANT: | |
2509 | { | |
2510 | uint64_t constant = right->u.unary_expression. | |
2511 | u.unsigned_constant; | |
2512 | ||
2513 | switch (constant) { | |
2514 | case 2: | |
5cd6d0e5 | 2515 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e PP |
2516 | break; |
2517 | case 8: | |
5cd6d0e5 | 2518 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2519 | break; |
2520 | case 10: | |
5cd6d0e5 | 2521 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2522 | break; |
2523 | case 16: | |
5cd6d0e5 | 2524 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2525 | break; |
2526 | default: | |
28973adf | 2527 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2528 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2529 | "base=%" PRIu64, |
e98a2d6e PP |
2530 | right->u.unary_expression.u.unsigned_constant); |
2531 | ret = -EINVAL; | |
2532 | goto error; | |
2533 | } | |
2534 | break; | |
2535 | } | |
2536 | case UNARY_STRING: | |
2537 | { | |
2538 | char *s_right = concatenate_unary_strings( | |
2539 | &expression->u.ctf_expression.right); | |
2540 | if (!s_right) { | |
28973adf | 2541 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2542 | "Unexpected unary expression for integer field class's `base` attribute."); |
e98a2d6e PP |
2543 | ret = -EINVAL; |
2544 | goto error; | |
2545 | } | |
2546 | ||
2547 | if (!strcmp(s_right, "decimal") || | |
2548 | !strcmp(s_right, "dec") || | |
2549 | !strcmp(s_right, "d") || | |
2550 | !strcmp(s_right, "i") || | |
2551 | !strcmp(s_right, "u")) { | |
5cd6d0e5 | 2552 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2553 | } else if (!strcmp(s_right, "hexadecimal") || |
2554 | !strcmp(s_right, "hex") || | |
2555 | !strcmp(s_right, "x") || | |
2556 | !strcmp(s_right, "X") || | |
2557 | !strcmp(s_right, "p")) { | |
5cd6d0e5 | 2558 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2559 | } else if (!strcmp(s_right, "octal") || |
2560 | !strcmp(s_right, "oct") || | |
2561 | !strcmp(s_right, "o")) { | |
5cd6d0e5 | 2562 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2563 | } else if (!strcmp(s_right, "binary") || |
2564 | !strcmp(s_right, "b")) { | |
5cd6d0e5 | 2565 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e | 2566 | } else { |
28973adf | 2567 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2568 | "Unexpected unary expression for integer field class's `base` attribute: " |
08da4f77 | 2569 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2570 | g_free(s_right); |
2571 | ret = -EINVAL; | |
2572 | goto error; | |
2573 | } | |
2574 | ||
2575 | g_free(s_right); | |
2576 | break; | |
2577 | } | |
2578 | default: | |
28973adf | 2579 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2580 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2581 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2582 | ret = -EINVAL; |
2583 | goto error; | |
2584 | } | |
2585 | ||
2586 | _SET(&set, _INTEGER_BASE_SET); | |
2587 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2588 | "encoding")) { | |
2589 | char *s_right; | |
2590 | ||
2591 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
28973adf | 2592 | _BT_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2593 | "integer field class"); |
e98a2d6e PP |
2594 | ret = -EPERM; |
2595 | goto error; | |
2596 | } | |
2597 | ||
2598 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf | 2599 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2600 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2601 | "expecting unary string."); |
e98a2d6e PP |
2602 | ret = -EINVAL; |
2603 | goto error; | |
2604 | } | |
2605 | ||
2606 | s_right = concatenate_unary_strings( | |
2607 | &expression->u.ctf_expression.right); | |
2608 | if (!s_right) { | |
28973adf | 2609 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2610 | "Unexpected unary expression for integer field class's `encoding` attribute."); |
e98a2d6e PP |
2611 | ret = -EINVAL; |
2612 | goto error; | |
2613 | } | |
2614 | ||
2615 | if (!strcmp(s_right, "UTF8") || | |
2616 | !strcmp(s_right, "utf8") || | |
2617 | !strcmp(s_right, "utf-8") || | |
44c440bc PP |
2618 | !strcmp(s_right, "UTF-8") || |
2619 | !strcmp(s_right, "ASCII") || | |
e98a2d6e | 2620 | !strcmp(s_right, "ascii")) { |
44c440bc | 2621 | encoding = CTF_ENCODING_UTF8; |
e98a2d6e | 2622 | } else if (!strcmp(s_right, "none")) { |
44c440bc | 2623 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2624 | } else { |
28973adf | 2625 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2626 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2627 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2628 | s_right); |
2629 | g_free(s_right); | |
2630 | ret = -EINVAL; | |
2631 | goto error; | |
2632 | } | |
2633 | ||
2634 | g_free(s_right); | |
2635 | _SET(&set, _INTEGER_ENCODING_SET); | |
2636 | } else if (!strcmp(left->u.unary_expression.u.string, "map")) { | |
2637 | const char *clock_name; | |
2638 | ||
2639 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
28973adf | 2640 | _BT_LOGE_DUP_ATTR(left, "map", |
5cd6d0e5 | 2641 | "integer field class"); |
e98a2d6e PP |
2642 | ret = -EPERM; |
2643 | goto error; | |
2644 | } | |
2645 | ||
2646 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf | 2647 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2648 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2649 | "expecting unary string."); |
e98a2d6e PP |
2650 | ret = -EINVAL; |
2651 | goto error; | |
2652 | } | |
2653 | ||
2654 | clock_name = | |
2655 | get_map_clock_name_value( | |
2656 | &expression->u.ctf_expression.right); | |
2657 | if (!clock_name) { | |
2658 | char *s_right = concatenate_unary_strings( | |
2659 | &expression->u.ctf_expression.right); | |
2660 | ||
2661 | if (!s_right) { | |
28973adf | 2662 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2663 | "Unexpected unary expression for integer field class's `map` attribute."); |
e98a2d6e PP |
2664 | ret = -EINVAL; |
2665 | goto error; | |
2666 | } | |
2667 | ||
28973adf | 2668 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2669 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2670 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2671 | s_right); |
2672 | _SET(&set, _INTEGER_MAP_SET); | |
2673 | g_free(s_right); | |
2674 | continue; | |
2675 | } | |
2676 | ||
44c440bc PP |
2677 | mapped_clock_class = |
2678 | ctf_trace_class_borrow_clock_class_by_name( | |
2679 | ctx->ctf_tc, clock_name); | |
2680 | if (!mapped_clock_class) { | |
28973adf | 2681 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2682 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2683 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2684 | clock_name); |
2685 | ret = -EINVAL; | |
2686 | goto error; | |
2687 | } | |
2688 | ||
2689 | _SET(&set, _INTEGER_MAP_SET); | |
2690 | } else { | |
28973adf | 2691 | _BT_LOGW_NODE(left, |
5cd6d0e5 | 2692 | "Unknown attribute in integer field class: " |
08da4f77 | 2693 | "attr-name=\"%s\"", |
e98a2d6e PP |
2694 | left->u.unary_expression.u.string); |
2695 | } | |
2696 | } | |
2697 | ||
2698 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
5cd6d0e5 | 2699 | BT_LOGE_STR("Missing `size` attribute in integer field class."); |
e98a2d6e PP |
2700 | ret = -EPERM; |
2701 | goto error; | |
2702 | } | |
2703 | ||
2704 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2705 | if (size % CHAR_BIT) { | |
2706 | /* Bit-packed alignment */ | |
2707 | alignment = 1; | |
2708 | } else { | |
2709 | /* Byte-packed alignment */ | |
2710 | alignment = CHAR_BIT; | |
2711 | } | |
2712 | } | |
2713 | ||
5cd6d0e5 | 2714 | *integer_decl = ctf_field_class_int_create(); |
44c440bc PP |
2715 | BT_ASSERT(*integer_decl); |
2716 | (*integer_decl)->base.base.alignment = alignment; | |
2717 | (*integer_decl)->base.byte_order = byte_order; | |
2718 | (*integer_decl)->base.size = size; | |
2719 | (*integer_decl)->is_signed = (signedness > 0); | |
2720 | (*integer_decl)->disp_base = base; | |
2721 | (*integer_decl)->encoding = encoding; | |
65300d60 | 2722 | (*integer_decl)->mapped_clock_class = bt_object_get_ref(mapped_clock_class); |
e98a2d6e PP |
2723 | return 0; |
2724 | ||
2725 | error: | |
5cd6d0e5 | 2726 | ctf_field_class_destroy((void *) *integer_decl); |
44c440bc | 2727 | *integer_decl = NULL; |
e98a2d6e PP |
2728 | return ret; |
2729 | } | |
2730 | ||
2731 | static | |
2732 | int visit_floating_point_number_decl(struct ctx *ctx, | |
44c440bc | 2733 | struct bt_list_head *expressions, |
5cd6d0e5 | 2734 | struct ctf_field_class_float **float_decl) |
e98a2d6e PP |
2735 | { |
2736 | int set = 0; | |
2737 | int ret = 0; | |
2738 | struct ctf_node *expression; | |
2739 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
44c440bc | 2740 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2741 | |
2742 | *float_decl = NULL; | |
2743 | ||
2744 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2745 | struct ctf_node *left, *right; | |
2746 | ||
2747 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2748 | struct ctf_node, siblings); | |
2749 | right = _BT_LIST_FIRST_ENTRY( | |
2750 | &expression->u.ctf_expression.right, struct ctf_node, | |
2751 | siblings); | |
2752 | ||
2753 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2754 | _BT_LOGE_NODE(left, |
2755 | "Unexpected unary expression type: type=%d", | |
2756 | left->u.unary_expression.type); | |
e98a2d6e PP |
2757 | ret = -EINVAL; |
2758 | goto error; | |
2759 | } | |
2760 | ||
2761 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
2762 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
28973adf | 2763 | _BT_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2764 | "floating point number field class"); |
e98a2d6e PP |
2765 | ret = -EPERM; |
2766 | goto error; | |
2767 | } | |
2768 | ||
2769 | byte_order = get_real_byte_order(ctx, right); | |
44c440bc | 2770 | if (byte_order == -1) { |
28973adf | 2771 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2772 | "Invalid `byte_order` attribute in floating point number field class: " |
08da4f77 | 2773 | "ret=%d", ret); |
e98a2d6e PP |
2774 | ret = -EINVAL; |
2775 | goto error; | |
2776 | } | |
2777 | ||
2778 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2779 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2780 | "exp_dig")) { | |
2781 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
28973adf | 2782 | _BT_LOGE_DUP_ATTR(left, "exp_dig", |
5cd6d0e5 | 2783 | "floating point number field class"); |
e98a2d6e PP |
2784 | ret = -EPERM; |
2785 | goto error; | |
2786 | } | |
2787 | ||
2788 | if (right->u.unary_expression.type != | |
2789 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf | 2790 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2791 | "Invalid `exp_dig` attribute in floating point number field class: " |
08da4f77 PP |
2792 | "expecting unsigned constant integer: " |
2793 | "node-type=%d", | |
2794 | right->u.unary_expression.type); | |
e98a2d6e PP |
2795 | ret = -EINVAL; |
2796 | goto error; | |
2797 | } | |
2798 | ||
2799 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2800 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2801 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2802 | "mant_dig")) { | |
2803 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
28973adf | 2804 | _BT_LOGE_DUP_ATTR(left, "mant_dig", |
5cd6d0e5 | 2805 | "floating point number field class"); |
e98a2d6e PP |
2806 | ret = -EPERM; |
2807 | goto error; | |
2808 | } | |
2809 | ||
2810 | if (right->u.unary_expression.type != | |
2811 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf | 2812 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2813 | "Invalid `mant_dig` attribute in floating point number field class: " |
08da4f77 PP |
2814 | "expecting unsigned constant integer: " |
2815 | "node-type=%d", | |
2816 | right->u.unary_expression.type); | |
e98a2d6e PP |
2817 | ret = -EINVAL; |
2818 | goto error; | |
2819 | } | |
2820 | ||
2821 | mant_dig = right->u.unary_expression.u. | |
2822 | unsigned_constant; | |
2823 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2824 | } else if (!strcmp(left->u.unary_expression.u.string, | |
2825 | "align")) { | |
2826 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
28973adf | 2827 | _BT_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2828 | "floating point number field class"); |
e98a2d6e PP |
2829 | ret = -EPERM; |
2830 | goto error; | |
2831 | } | |
2832 | ||
2833 | if (right->u.unary_expression.type != | |
2834 | UNARY_UNSIGNED_CONSTANT) { | |
28973adf | 2835 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2836 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2837 | "expecting unsigned constant integer: " |
2838 | "node-type=%d", | |
2839 | right->u.unary_expression.type); | |
e98a2d6e PP |
2840 | ret = -EINVAL; |
2841 | goto error; | |
2842 | } | |
2843 | ||
2844 | alignment = right->u.unary_expression.u. | |
2845 | unsigned_constant; | |
2846 | ||
2847 | if (!is_align_valid(alignment)) { | |
28973adf | 2848 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2849 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2850 | "expecting power of two: " |
2851 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2852 | ret = -EINVAL; |
2853 | goto error; | |
2854 | } | |
2855 | ||
2856 | _SET(&set, _FLOAT_ALIGN_SET); | |
2857 | } else { | |
28973adf | 2858 | _BT_LOGW_NODE(left, |
5cd6d0e5 | 2859 | "Unknown attribute in floating point number field class: " |
08da4f77 | 2860 | "attr-name=\"%s\"", |
e98a2d6e PP |
2861 | left->u.unary_expression.u.string); |
2862 | } | |
2863 | } | |
2864 | ||
2865 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
5cd6d0e5 | 2866 | BT_LOGE_STR("Missing `mant_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2867 | ret = -EPERM; |
2868 | goto error; | |
2869 | } | |
2870 | ||
2871 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
5cd6d0e5 | 2872 | BT_LOGE_STR("Missing `exp_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2873 | ret = -EPERM; |
2874 | goto error; | |
2875 | } | |
2876 | ||
44c440bc PP |
2877 | if (mant_dig != 24 && mant_dig != 53) { |
2878 | BT_LOGE_STR("`mant_dig` attribute: expecting 24 or 53."); | |
2879 | ret = -EPERM; | |
2880 | goto error; | |
2881 | } | |
2882 | ||
2883 | if (mant_dig == 24 && exp_dig != 8) { | |
2884 | BT_LOGE_STR("`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); | |
2885 | ret = -EPERM; | |
2886 | goto error; | |
2887 | } | |
2888 | ||
2889 | if (mant_dig == 53 && exp_dig != 11) { | |
2890 | BT_LOGE_STR("`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); | |
2891 | ret = -EPERM; | |
2892 | goto error; | |
2893 | } | |
2894 | ||
e98a2d6e PP |
2895 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
2896 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2897 | /* Bit-packed alignment */ | |
2898 | alignment = 1; | |
2899 | } else { | |
2900 | /* Byte-packed alignment */ | |
2901 | alignment = CHAR_BIT; | |
2902 | } | |
2903 | } | |
2904 | ||
5cd6d0e5 | 2905 | *float_decl = ctf_field_class_float_create(); |
44c440bc PP |
2906 | BT_ASSERT(*float_decl); |
2907 | (*float_decl)->base.base.alignment = alignment; | |
2908 | (*float_decl)->base.byte_order = byte_order; | |
2909 | (*float_decl)->base.size = mant_dig + exp_dig; | |
e98a2d6e PP |
2910 | return 0; |
2911 | ||
2912 | error: | |
5cd6d0e5 | 2913 | ctf_field_class_destroy((void *) *float_decl); |
44c440bc | 2914 | *float_decl = NULL; |
e98a2d6e PP |
2915 | return ret; |
2916 | } | |
2917 | ||
2918 | static | |
2919 | int visit_string_decl(struct ctx *ctx, | |
44c440bc | 2920 | struct bt_list_head *expressions, |
5cd6d0e5 | 2921 | struct ctf_field_class_string **string_decl) |
e98a2d6e PP |
2922 | { |
2923 | int set = 0; | |
2924 | int ret = 0; | |
2925 | struct ctf_node *expression; | |
44c440bc | 2926 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; |
e98a2d6e PP |
2927 | |
2928 | *string_decl = NULL; | |
2929 | ||
2930 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2931 | struct ctf_node *left, *right; | |
2932 | ||
2933 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2934 | struct ctf_node, siblings); | |
2935 | right = _BT_LIST_FIRST_ENTRY( | |
2936 | &expression->u.ctf_expression.right, struct ctf_node, | |
2937 | siblings); | |
2938 | ||
2939 | if (left->u.unary_expression.type != UNARY_STRING) { | |
28973adf PP |
2940 | _BT_LOGE_NODE(left, |
2941 | "Unexpected unary expression type: type=%d", | |
2942 | left->u.unary_expression.type); | |
e98a2d6e PP |
2943 | ret = -EINVAL; |
2944 | goto error; | |
2945 | } | |
2946 | ||
2947 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
2948 | char *s_right; | |
2949 | ||
2950 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
28973adf | 2951 | _BT_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2952 | "string field class"); |
e98a2d6e PP |
2953 | ret = -EPERM; |
2954 | goto error; | |
2955 | } | |
2956 | ||
2957 | if (right->u.unary_expression.type != UNARY_STRING) { | |
28973adf | 2958 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2959 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2960 | "expecting unary string."); |
e98a2d6e PP |
2961 | ret = -EINVAL; |
2962 | goto error; | |
2963 | } | |
2964 | ||
2965 | s_right = concatenate_unary_strings( | |
2966 | &expression->u.ctf_expression.right); | |
2967 | if (!s_right) { | |
28973adf | 2968 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2969 | "Unexpected unary expression for string field class's `encoding` attribute."); |
e98a2d6e PP |
2970 | ret = -EINVAL; |
2971 | goto error; | |
2972 | } | |
2973 | ||
2974 | if (!strcmp(s_right, "UTF8") || | |
2975 | !strcmp(s_right, "utf8") || | |
2976 | !strcmp(s_right, "utf-8") || | |
44c440bc PP |
2977 | !strcmp(s_right, "UTF-8") || |
2978 | !strcmp(s_right, "ASCII") || | |
e98a2d6e | 2979 | !strcmp(s_right, "ascii")) { |
44c440bc | 2980 | encoding = CTF_ENCODING_UTF8; |
e98a2d6e | 2981 | } else if (!strcmp(s_right, "none")) { |
44c440bc | 2982 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2983 | } else { |
28973adf | 2984 | _BT_LOGE_NODE(right, |
5cd6d0e5 | 2985 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2986 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2987 | s_right); |
2988 | g_free(s_right); | |
2989 | ret = -EINVAL; | |
2990 | goto error; | |
2991 | } | |
2992 | ||
2993 | g_free(s_right); | |
2994 | _SET(&set, _STRING_ENCODING_SET); | |
2995 | } else { | |
28973adf | 2996 | _BT_LOGW_NODE(left, |
5cd6d0e5 | 2997 | "Unknown attribute in string field class: " |
08da4f77 | 2998 | "attr-name=\"%s\"", |
e98a2d6e PP |
2999 | left->u.unary_expression.u.string); |
3000 | } | |
3001 | } | |
3002 | ||
5cd6d0e5 | 3003 | *string_decl = ctf_field_class_string_create(); |
44c440bc PP |
3004 | BT_ASSERT(*string_decl); |
3005 | (*string_decl)->encoding = encoding; | |
e98a2d6e PP |
3006 | return 0; |
3007 | ||
3008 | error: | |
5cd6d0e5 | 3009 | ctf_field_class_destroy((void *) *string_decl); |
44c440bc | 3010 | *string_decl = NULL; |
e98a2d6e PP |
3011 | return ret; |
3012 | } | |
3013 | ||
3014 | static | |
5cd6d0e5 PP |
3015 | int visit_field_class_specifier_list(struct ctx *ctx, |
3016 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e PP |
3017 | { |
3018 | int ret = 0; | |
3019 | struct ctf_node *first, *node; | |
3020 | ||
3021 | *decl = NULL; | |
3022 | ||
3023 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
28973adf PP |
3024 | _BT_LOGE_NODE(ts_list, |
3025 | "Unexpected node type: node-type=%d", ts_list->type); | |
e98a2d6e PP |
3026 | ret = -EINVAL; |
3027 | goto error; | |
3028 | } | |
3029 | ||
5cd6d0e5 | 3030 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, |
e98a2d6e PP |
3031 | struct ctf_node, siblings); |
3032 | if (first->type != NODE_TYPE_SPECIFIER) { | |
28973adf PP |
3033 | _BT_LOGE_NODE(first, |
3034 | "Unexpected node type: node-type=%d", first->type); | |
e98a2d6e PP |
3035 | ret = -EINVAL; |
3036 | goto error; | |
3037 | } | |
3038 | ||
5cd6d0e5 | 3039 | node = first->u.field_class_specifier.node; |
e98a2d6e | 3040 | |
5cd6d0e5 | 3041 | switch (first->u.field_class_specifier.type) { |
e98a2d6e PP |
3042 | case TYPESPEC_INTEGER: |
3043 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
44c440bc | 3044 | (void *) decl); |
e98a2d6e | 3045 | if (ret) { |
f6ccaed9 | 3046 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3047 | goto error; |
3048 | } | |
3049 | break; | |
3050 | case TYPESPEC_FLOATING_POINT: | |
3051 | ret = visit_floating_point_number_decl(ctx, | |
44c440bc | 3052 | &node->u.floating_point.expressions, (void *) decl); |
e98a2d6e | 3053 | if (ret) { |
f6ccaed9 | 3054 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3055 | goto error; |
3056 | } | |
3057 | break; | |
3058 | case TYPESPEC_STRING: | |
3059 | ret = visit_string_decl(ctx, | |
44c440bc | 3060 | &node->u.string.expressions, (void *) decl); |
e98a2d6e | 3061 | if (ret) { |
f6ccaed9 | 3062 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3063 | goto error; |
3064 | } | |
3065 | break; | |
3066 | case TYPESPEC_STRUCT: | |
3067 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
3068 | &node->u._struct.declaration_list, | |
3069 | node->u._struct.has_body, | |
44c440bc | 3070 | &node->u._struct.min_align, (void *) decl); |
e98a2d6e | 3071 | if (ret) { |
f6ccaed9 | 3072 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3073 | goto error; |
3074 | } | |
3075 | break; | |
3076 | case TYPESPEC_VARIANT: | |
3077 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
3078 | node->u.variant.choice, | |
3079 | &node->u.variant.declaration_list, | |
44c440bc | 3080 | node->u.variant.has_body, (void *) decl); |
e98a2d6e | 3081 | if (ret) { |
f6ccaed9 | 3082 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3083 | goto error; |
3084 | } | |
3085 | break; | |
3086 | case TYPESPEC_ENUM: | |
3087 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
5cd6d0e5 | 3088 | node->u._enum.container_field_class, |
e98a2d6e | 3089 | &node->u._enum.enumerator_list, |
44c440bc | 3090 | node->u._enum.has_body, (void *) decl); |
e98a2d6e | 3091 | if (ret) { |
f6ccaed9 | 3092 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3093 | goto error; |
3094 | } | |
3095 | break; | |
3096 | case TYPESPEC_VOID: | |
3097 | case TYPESPEC_CHAR: | |
3098 | case TYPESPEC_SHORT: | |
3099 | case TYPESPEC_INT: | |
3100 | case TYPESPEC_LONG: | |
3101 | case TYPESPEC_FLOAT: | |
3102 | case TYPESPEC_DOUBLE: | |
3103 | case TYPESPEC_SIGNED: | |
3104 | case TYPESPEC_UNSIGNED: | |
3105 | case TYPESPEC_BOOL: | |
3106 | case TYPESPEC_COMPLEX: | |
3107 | case TYPESPEC_IMAGINARY: | |
3108 | case TYPESPEC_CONST: | |
3109 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 3110 | ret = visit_field_class_specifier(ctx, ts_list, decl); |
e98a2d6e | 3111 | if (ret) { |
28973adf | 3112 | _BT_LOGE_NODE(first, |
5cd6d0e5 | 3113 | "Cannot visit field class specifier: ret=%d", |
28973adf | 3114 | ret); |
f6ccaed9 | 3115 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3116 | goto error; |
3117 | } | |
3118 | break; | |
3119 | default: | |
28973adf | 3120 | _BT_LOGE_NODE(first, |
5cd6d0e5 PP |
3121 | "Unexpected field class specifier type: node-type=%d", |
3122 | first->u.field_class_specifier.type); | |
e98a2d6e PP |
3123 | ret = -EINVAL; |
3124 | goto error; | |
3125 | } | |
3126 | ||
f6ccaed9 | 3127 | BT_ASSERT(*decl); |
e98a2d6e PP |
3128 | return 0; |
3129 | ||
3130 | error: | |
5cd6d0e5 | 3131 | ctf_field_class_destroy((void *) *decl); |
44c440bc | 3132 | *decl = NULL; |
e98a2d6e PP |
3133 | return ret; |
3134 | } | |
3135 | ||
3136 | static | |
3137 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc PP |
3138 | struct ctf_event_class *event_class, uint64_t *stream_id, |
3139 | int *set) | |
e98a2d6e PP |
3140 | { |
3141 | int ret = 0; | |
3142 | char *left = NULL; | |
e98a2d6e PP |
3143 | |
3144 | switch (node->type) { | |
3145 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3146 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3147 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3148 | if (ret) { |
28973adf | 3149 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3150 | "Cannot add field class found in event class."); |
e98a2d6e PP |
3151 | goto error; |
3152 | } | |
3153 | break; | |
3154 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3155 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3156 | node->u.field_class_alias.alias); | |
e98a2d6e | 3157 | if (ret) { |
28973adf | 3158 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3159 | "Cannot add field class alias found in event class."); |
e98a2d6e PP |
3160 | goto error; |
3161 | } | |
3162 | break; | |
3163 | case NODE_CTF_EXPRESSION: | |
3164 | { | |
3165 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3166 | if (!left) { | |
28973adf | 3167 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3168 | ret = -EINVAL; |
3169 | goto error; | |
3170 | } | |
3171 | ||
3172 | if (!strcmp(left, "name")) { | |
3173 | /* This is already known at this stage */ | |
3174 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
44c440bc | 3175 | _BT_LOGE_DUP_ATTR(node, "name", "event class"); |
e98a2d6e PP |
3176 | ret = -EPERM; |
3177 | goto error; | |
3178 | } | |
3179 | ||
3180 | _SET(set, _EVENT_NAME_SET); | |
3181 | } else if (!strcmp(left, "id")) { | |
bc85036f | 3182 | int64_t id = -1; |
e98a2d6e PP |
3183 | |
3184 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
44c440bc | 3185 | _BT_LOGE_DUP_ATTR(node, "id", "event class"); |
e98a2d6e PP |
3186 | ret = -EPERM; |
3187 | goto error; | |
3188 | } | |
3189 | ||
3190 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3191 | (uint64_t *) &id); | |
5eae0c3c JG |
3192 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3193 | if (ret || (!ret && id < 0)) { | |
28973adf PP |
3194 | _BT_LOGE_NODE(node, |
3195 | "Unexpected unary expression for event class's `id` attribute."); | |
e98a2d6e PP |
3196 | ret = -EINVAL; |
3197 | goto error; | |
3198 | } | |
3199 | ||
44c440bc | 3200 | event_class->id = id; |
e98a2d6e PP |
3201 | _SET(set, _EVENT_ID_SET); |
3202 | } else if (!strcmp(left, "stream_id")) { | |
3203 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
28973adf | 3204 | _BT_LOGE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3205 | "event class"); |
e98a2d6e PP |
3206 | ret = -EPERM; |
3207 | goto error; | |
3208 | } | |
3209 | ||
3210 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
44c440bc PP |
3211 | stream_id); |
3212 | ||
5eae0c3c JG |
3213 | /* |
3214 | * Only read "stream_id" if get_unary_unsigned() | |
3215 | * succeeded. | |
3216 | */ | |
3217 | if (ret || (!ret && *stream_id < 0)) { | |
28973adf PP |
3218 | _BT_LOGE_NODE(node, |
3219 | "Unexpected unary expression for event class's `stream_id` attribute."); | |
e98a2d6e PP |
3220 | ret = -EINVAL; |
3221 | goto error; | |
3222 | } | |
3223 | ||
3224 | _SET(set, _EVENT_STREAM_ID_SET); | |
3225 | } else if (!strcmp(left, "context")) { | |
3226 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
28973adf PP |
3227 | _BT_LOGE_NODE(node, |
3228 | "Duplicate `context` entry in event class."); | |
e98a2d6e PP |
3229 | ret = -EPERM; |
3230 | goto error; | |
3231 | } | |
3232 | ||
5cd6d0e5 | 3233 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3234 | _BT_LIST_FIRST_ENTRY( |
3235 | &node->u.ctf_expression.right, | |
3236 | struct ctf_node, siblings), | |
5cd6d0e5 | 3237 | &event_class->spec_context_fc); |
e98a2d6e | 3238 | if (ret) { |
28973adf | 3239 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3240 | "Cannot create event class's context field class."); |
e98a2d6e PP |
3241 | goto error; |
3242 | } | |
3243 | ||
5cd6d0e5 | 3244 | BT_ASSERT(event_class->spec_context_fc); |
e98a2d6e PP |
3245 | _SET(set, _EVENT_CONTEXT_SET); |
3246 | } else if (!strcmp(left, "fields")) { | |
3247 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
28973adf PP |
3248 | _BT_LOGE_NODE(node, |
3249 | "Duplicate `fields` entry in event class."); | |
e98a2d6e PP |
3250 | ret = -EPERM; |
3251 | goto error; | |
3252 | } | |
3253 | ||
5cd6d0e5 | 3254 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3255 | _BT_LIST_FIRST_ENTRY( |
3256 | &node->u.ctf_expression.right, | |
3257 | struct ctf_node, siblings), | |
5cd6d0e5 | 3258 | &event_class->payload_fc); |
e98a2d6e | 3259 | if (ret) { |
28973adf | 3260 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3261 | "Cannot create event class's payload field class."); |
e98a2d6e PP |
3262 | goto error; |
3263 | } | |
3264 | ||
5cd6d0e5 | 3265 | BT_ASSERT(event_class->payload_fc); |
e98a2d6e PP |
3266 | _SET(set, _EVENT_FIELDS_SET); |
3267 | } else if (!strcmp(left, "loglevel")) { | |
c3c30b08 | 3268 | uint64_t loglevel_value; |
44c440bc | 3269 | enum bt_event_class_log_level log_level = -1; |
e98a2d6e | 3270 | |
44c440bc | 3271 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { |
28973adf | 3272 | _BT_LOGE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3273 | "event class"); |
e98a2d6e PP |
3274 | ret = -EPERM; |
3275 | goto error; | |
3276 | } | |
3277 | ||
3278 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
c3c30b08 | 3279 | &loglevel_value); |
e98a2d6e | 3280 | if (ret) { |
28973adf PP |
3281 | _BT_LOGE_NODE(node, |
3282 | "Unexpected unary expression for event class's `loglevel` attribute."); | |
e98a2d6e PP |
3283 | ret = -EINVAL; |
3284 | goto error; | |
3285 | } | |
cf76ce92 PP |
3286 | |
3287 | switch (loglevel_value) { | |
3288 | case 0: | |
50842bdc | 3289 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3290 | break; |
3291 | case 1: | |
50842bdc | 3292 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3293 | break; |
3294 | case 2: | |
50842bdc | 3295 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3296 | break; |
3297 | case 3: | |
50842bdc | 3298 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3299 | break; |
3300 | case 4: | |
50842bdc | 3301 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3302 | break; |
3303 | case 5: | |
50842bdc | 3304 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3305 | break; |
3306 | case 6: | |
50842bdc | 3307 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3308 | break; |
3309 | case 7: | |
50842bdc | 3310 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3311 | break; |
3312 | case 8: | |
50842bdc | 3313 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3314 | break; |
3315 | case 9: | |
50842bdc | 3316 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3317 | break; |
3318 | case 10: | |
50842bdc | 3319 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3320 | break; |
3321 | case 11: | |
50842bdc | 3322 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3323 | break; |
3324 | case 12: | |
50842bdc | 3325 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3326 | break; |
3327 | case 13: | |
50842bdc | 3328 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3329 | break; |
3330 | case 14: | |
50842bdc | 3331 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3332 | break; |
3333 | default: | |
3334 | _BT_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " | |
3335 | "log-level=%" PRIu64, loglevel_value); | |
c3c30b08 | 3336 | } |
cf76ce92 | 3337 | |
44c440bc PP |
3338 | if (log_level != -1) { |
3339 | event_class->log_level = log_level; | |
c3c30b08 | 3340 | } |
cf76ce92 | 3341 | |
44c440bc | 3342 | _SET(set, _EVENT_LOG_LEVEL_SET); |
e98a2d6e PP |
3343 | } else if (!strcmp(left, "model.emf.uri")) { |
3344 | char *right; | |
3345 | ||
3346 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
28973adf PP |
3347 | _BT_LOGE_DUP_ATTR(node, "model.emf.uri", |
3348 | "event class"); | |
e98a2d6e PP |
3349 | ret = -EPERM; |
3350 | goto error; | |
3351 | } | |
3352 | ||
3353 | right = concatenate_unary_strings( | |
3354 | &node->u.ctf_expression.right); | |
3355 | if (!right) { | |
28973adf PP |
3356 | _BT_LOGE_NODE(node, |
3357 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
e98a2d6e PP |
3358 | ret = -EINVAL; |
3359 | goto error; | |
3360 | } | |
3361 | ||
cf76ce92 PP |
3362 | if (strlen(right) == 0) { |
3363 | _BT_LOGW_NODE(node, | |
3364 | "Not setting event class's EMF URI because it's empty."); | |
3365 | } else { | |
44c440bc PP |
3366 | g_string_assign(event_class->emf_uri, |
3367 | right); | |
28973adf | 3368 | } |
cf76ce92 | 3369 | |
e98a2d6e PP |
3370 | g_free(right); |
3371 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3372 | } else { | |
28973adf PP |
3373 | _BT_LOGW_NODE(node, |
3374 | "Unknown attribute in event class: " | |
08da4f77 | 3375 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3376 | } |
3377 | ||
3378 | g_free(left); | |
3379 | left = NULL; | |
3380 | break; | |
3381 | } | |
3382 | default: | |
3383 | ret = -EPERM; | |
3384 | goto error; | |
3385 | } | |
3386 | ||
44c440bc | 3387 | goto end; |
e98a2d6e PP |
3388 | |
3389 | error: | |
3390 | if (left) { | |
3391 | g_free(left); | |
3392 | } | |
3393 | ||
44c440bc | 3394 | end: |
e98a2d6e PP |
3395 | return ret; |
3396 | } | |
3397 | ||
3398 | static | |
3399 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3400 | { | |
3401 | char *left = NULL; | |
3402 | char *name = NULL; | |
3403 | struct ctf_node *iter; | |
3404 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3405 | ||
3406 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3407 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3408 | continue; | |
3409 | } | |
3410 | ||
3411 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3412 | if (!left) { | |
28973adf PP |
3413 | _BT_LOGE_NODE(iter, |
3414 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
3415 | goto error; |
3416 | } | |
3417 | ||
3418 | if (!strcmp(left, "name")) { | |
3419 | name = concatenate_unary_strings( | |
3420 | &iter->u.ctf_expression.right); | |
3421 | if (!name) { | |
28973adf PP |
3422 | _BT_LOGE_NODE(iter, |
3423 | "Unexpected unary expression for event class's `name` attribute."); | |
e98a2d6e PP |
3424 | goto error; |
3425 | } | |
3426 | } | |
3427 | ||
3428 | g_free(left); | |
3429 | left = NULL; | |
3430 | ||
3431 | if (name) { | |
3432 | break; | |
3433 | } | |
3434 | } | |
3435 | ||
3436 | return name; | |
3437 | ||
3438 | error: | |
3439 | g_free(left); | |
e98a2d6e PP |
3440 | return NULL; |
3441 | } | |
3442 | ||
3443 | static | |
3444 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3445 | { | |
3446 | int ret = 0; | |
3447 | int set = 0; | |
e98a2d6e | 3448 | struct ctf_node *iter; |
44c440bc | 3449 | uint64_t stream_id = 0; |
e98a2d6e | 3450 | char *event_name = NULL; |
44c440bc PP |
3451 | struct ctf_event_class *event_class = NULL; |
3452 | struct ctf_stream_class *stream_class = NULL; | |
e98a2d6e | 3453 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3454 | bool pop_scope = false; |
e98a2d6e PP |
3455 | |
3456 | if (node->visited) { | |
3457 | goto end; | |
3458 | } | |
3459 | ||
3460 | node->visited = TRUE; | |
3461 | event_name = get_event_decl_name(ctx, node); | |
3462 | if (!event_name) { | |
28973adf PP |
3463 | _BT_LOGE_NODE(node, |
3464 | "Missing `name` attribute in event class."); | |
e98a2d6e PP |
3465 | ret = -EPERM; |
3466 | goto error; | |
3467 | } | |
3468 | ||
44c440bc PP |
3469 | event_class = ctf_event_class_create(); |
3470 | BT_ASSERT(event_class); | |
3471 | g_string_assign(event_class->name, event_name); | |
3472 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1e649dff PP |
3473 | pop_scope = true; |
3474 | ||
e98a2d6e PP |
3475 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3476 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3477 | &stream_id, &set); | |
3478 | if (ret) { | |
28973adf PP |
3479 | _BT_LOGE_NODE(iter, "Cannot visit event class's entry: " |
3480 | "ret=%d", ret); | |
e98a2d6e PP |
3481 | goto error; |
3482 | } | |
3483 | } | |
3484 | ||
3485 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
1e649dff PP |
3486 | /* |
3487 | * Allow missing stream_id if there is only a single | |
3488 | * stream class. | |
3489 | */ | |
44c440bc | 3490 | switch (ctx->ctf_tc->stream_classes->len) { |
e98a2d6e | 3491 | case 0: |
1e649dff | 3492 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3493 | stream_id = 0; |
44c440bc PP |
3494 | stream_class = ctf_stream_class_create(); |
3495 | BT_ASSERT(stream_class); | |
3496 | stream_class->id = stream_id; | |
3497 | g_ptr_array_add(ctx->ctf_tc->stream_classes, | |
3498 | stream_class); | |
3499 | stream_class = stream_class; | |
e98a2d6e PP |
3500 | break; |
3501 | case 1: | |
1e649dff | 3502 | /* Single stream class: get its ID */ |
44c440bc PP |
3503 | stream_class = ctx->ctf_tc->stream_classes->pdata[0]; |
3504 | stream_id = stream_class->id; | |
e98a2d6e PP |
3505 | break; |
3506 | default: | |
28973adf PP |
3507 | _BT_LOGE_NODE(node, |
3508 | "Missing `stream_id` attribute in event class."); | |
e98a2d6e PP |
3509 | ret = -EPERM; |
3510 | goto error; | |
3511 | } | |
3512 | } | |
3513 | ||
1e649dff | 3514 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e | 3515 | if (!stream_class) { |
44c440bc PP |
3516 | stream_class = ctf_trace_class_borrow_stream_class_by_id( |
3517 | ctx->ctf_tc, stream_id); | |
1e649dff | 3518 | if (!stream_class) { |
28973adf PP |
3519 | _BT_LOGE_NODE(node, |
3520 | "Cannot find stream class at this point: " | |
08da4f77 | 3521 | "id=%" PRId64, stream_id); |
1e649dff PP |
3522 | ret = -EINVAL; |
3523 | goto error; | |
3524 | } | |
e98a2d6e PP |
3525 | } |
3526 | ||
f6ccaed9 | 3527 | BT_ASSERT(stream_class); |
1e649dff | 3528 | |
e98a2d6e PP |
3529 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3530 | /* Allow only one event without ID per stream */ | |
44c440bc | 3531 | if (stream_class->event_classes->len != 0) { |
28973adf PP |
3532 | _BT_LOGE_NODE(node, |
3533 | "Missing `id` attribute in event class."); | |
e98a2d6e PP |
3534 | ret = -EPERM; |
3535 | goto error; | |
3536 | } | |
3537 | ||
3538 | /* Automatic ID */ | |
44c440bc | 3539 | event_class->id = 0; |
e98a2d6e PP |
3540 | } |
3541 | ||
44c440bc PP |
3542 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, |
3543 | event_class->id)) { | |
28973adf PP |
3544 | _BT_LOGE_NODE(node, |
3545 | "Duplicate event class (same ID) in the same stream class: " | |
44c440bc | 3546 | "id=%" PRId64, event_class->id); |
e98a2d6e PP |
3547 | ret = -EEXIST; |
3548 | goto error; | |
3549 | } | |
3550 | ||
44c440bc PP |
3551 | ctf_stream_class_append_event_class(stream_class, event_class); |
3552 | event_class = NULL; | |
1e649dff | 3553 | goto end; |
e98a2d6e PP |
3554 | |
3555 | error: | |
44c440bc PP |
3556 | ctf_event_class_destroy(event_class); |
3557 | event_class = NULL; | |
3558 | ||
3559 | if (ret >= 0) { | |
3560 | ret = -1; | |
3561 | } | |
e98a2d6e | 3562 | |
1e649dff PP |
3563 | end: |
3564 | if (pop_scope) { | |
3565 | ctx_pop_scope(ctx); | |
3566 | } | |
e98a2d6e | 3567 | |
44c440bc PP |
3568 | if (event_name) { |
3569 | g_free(event_name); | |
3570 | } | |
3571 | ||
e98a2d6e PP |
3572 | return ret; |
3573 | } | |
3574 | ||
56b43721 | 3575 | static |
7bf5af54 | 3576 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
5cd6d0e5 | 3577 | struct ctf_field_class *fc) |
56b43721 | 3578 | { |
e5be10ef | 3579 | struct bt_private_clock_class *clock_class_to_map_to = NULL; |
5cd6d0e5 | 3580 | struct ctf_field_class_int *int_fc = (void *) fc; |
56b43721 | 3581 | int ret = 0; |
44c440bc PP |
3582 | uint64_t clock_class_count; |
3583 | ||
5cd6d0e5 | 3584 | if (!fc) { |
44c440bc PP |
3585 | goto end; |
3586 | } | |
56b43721 | 3587 | |
864cad70 PP |
3588 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3589 | fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
56b43721 PP |
3590 | goto end; |
3591 | } | |
3592 | ||
5cd6d0e5 | 3593 | if (int_fc->mapped_clock_class) { |
44c440bc | 3594 | /* Already mapped */ |
56b43721 PP |
3595 | goto end; |
3596 | } | |
3597 | ||
44c440bc | 3598 | clock_class_count = ctx->ctf_tc->clock_classes->len; |
7bf5af54 PP |
3599 | |
3600 | switch (clock_class_count) { | |
3601 | case 0: | |
3602 | /* | |
44c440bc PP |
3603 | * No clock class exists in the trace at this point. Create an |
3604 | * implicit one at 1 GHz, named `default`, and use this clock | |
3605 | * class. | |
7bf5af54 | 3606 | */ |
e5be10ef | 3607 | clock_class_to_map_to = bt_private_clock_class_create(); |
44c440bc | 3608 | BT_ASSERT(clock_class_to_map_to); |
e5be10ef | 3609 | ret = bt_private_clock_class_set_frequency(clock_class_to_map_to, |
44c440bc PP |
3610 | UINT64_C(1000000000)); |
3611 | BT_ASSERT(ret == 0); | |
e5be10ef | 3612 | ret = bt_private_clock_class_set_name(clock_class_to_map_to, |
44c440bc PP |
3613 | "default"); |
3614 | BT_ASSERT(ret == 0); | |
3615 | g_ptr_array_add(ctx->ctf_tc->clock_classes, | |
65300d60 | 3616 | bt_object_get_ref(clock_class_to_map_to)); |
7bf5af54 PP |
3617 | break; |
3618 | case 1: | |
3619 | /* | |
44c440bc PP |
3620 | * Only one clock class exists in the trace at this point: use |
3621 | * this one. | |
7bf5af54 PP |
3622 | */ |
3623 | clock_class_to_map_to = | |
65300d60 | 3624 | bt_object_get_ref(ctx->ctf_tc->clock_classes->pdata[0]); |
7bf5af54 PP |
3625 | break; |
3626 | default: | |
3627 | /* | |
44c440bc PP |
3628 | * Timestamp field not mapped to a clock class and there's more |
3629 | * than one clock class in the trace: this is an error. | |
7bf5af54 PP |
3630 | */ |
3631 | BT_LOGE_STR("Timestamp field found with no mapped clock class, " | |
3632 | "but there's more than one clock class in the trace at this point."); | |
3633 | ret = -1; | |
56b43721 PP |
3634 | goto end; |
3635 | } | |
3636 | ||
f6ccaed9 | 3637 | BT_ASSERT(clock_class_to_map_to); |
65300d60 | 3638 | int_fc->mapped_clock_class = bt_object_get_ref(clock_class_to_map_to); |
56b43721 | 3639 | |
7bf5af54 | 3640 | end: |
65300d60 | 3641 | bt_object_put_ref(clock_class_to_map_to); |
7bf5af54 PP |
3642 | return ret; |
3643 | } | |
56b43721 | 3644 | |
7bf5af54 PP |
3645 | static |
3646 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
5cd6d0e5 | 3647 | struct ctf_field_class *root_fc, const char *field_name) |
7bf5af54 PP |
3648 | { |
3649 | int ret = 0; | |
44c440bc | 3650 | uint64_t i, count; |
5cd6d0e5 PP |
3651 | struct ctf_field_class_struct *struct_fc = (void *) root_fc; |
3652 | struct ctf_field_class_variant *var_fc = (void *) root_fc; | |
56b43721 | 3653 | |
5cd6d0e5 | 3654 | if (!root_fc) { |
7bf5af54 PP |
3655 | goto end; |
3656 | } | |
56b43721 | 3657 | |
864cad70 PP |
3658 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && |
3659 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
7bf5af54 PP |
3660 | goto end; |
3661 | } | |
3662 | ||
864cad70 | 3663 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 | 3664 | count = struct_fc->members->len; |
7bf5af54 | 3665 | } else { |
5cd6d0e5 | 3666 | count = var_fc->options->len; |
7bf5af54 PP |
3667 | } |
3668 | ||
7bf5af54 | 3669 | for (i = 0; i < count; i++) { |
5cd6d0e5 | 3670 | struct ctf_named_field_class *named_fc = NULL; |
7bf5af54 | 3671 | |
864cad70 | 3672 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 PP |
3673 | named_fc = ctf_field_class_struct_borrow_member_by_index( |
3674 | struct_fc, i); | |
864cad70 | 3675 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
3676 | named_fc = ctf_field_class_variant_borrow_option_by_index( |
3677 | var_fc, i); | |
7bf5af54 PP |
3678 | } |
3679 | ||
5cd6d0e5 | 3680 | if (strcmp(named_fc->name->str, field_name) == 0) { |
44c440bc | 3681 | ret = auto_map_field_to_trace_clock_class(ctx, |
5cd6d0e5 | 3682 | named_fc->fc); |
7bf5af54 PP |
3683 | if (ret) { |
3684 | BT_LOGE("Cannot automatically map field to trace's clock class: " | |
3685 | "field-name=\"%s\"", field_name); | |
7bf5af54 | 3686 | goto end; |
56b43721 PP |
3687 | } |
3688 | } | |
3689 | ||
5cd6d0e5 | 3690 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, |
44c440bc | 3691 | field_name); |
7bf5af54 | 3692 | if (ret) { |
5cd6d0e5 | 3693 | BT_LOGE("Cannot automatically map structure or variant field class's fields to trace's clock class: " |
7bf5af54 | 3694 | "field-name=\"%s\", root-field-name=\"%s\"", |
5cd6d0e5 | 3695 | field_name, named_fc->name->str); |
7bf5af54 PP |
3696 | goto end; |
3697 | } | |
56b43721 PP |
3698 | } |
3699 | ||
3700 | end: | |
56b43721 PP |
3701 | return ret; |
3702 | } | |
3703 | ||
e98a2d6e PP |
3704 | static |
3705 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc | 3706 | struct ctf_stream_class *stream_class, int *set) |
e98a2d6e PP |
3707 | { |
3708 | int ret = 0; | |
3709 | char *left = NULL; | |
e98a2d6e PP |
3710 | |
3711 | switch (node->type) { | |
3712 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3713 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3714 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3715 | if (ret) { |
28973adf | 3716 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3717 | "Cannot add field class found in stream class."); |
e98a2d6e PP |
3718 | goto error; |
3719 | } | |
3720 | break; | |
3721 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3722 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3723 | node->u.field_class_alias.alias); | |
e98a2d6e | 3724 | if (ret) { |
28973adf | 3725 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3726 | "Cannot add field class alias found in stream class."); |
e98a2d6e PP |
3727 | goto error; |
3728 | } | |
3729 | break; | |
3730 | case NODE_CTF_EXPRESSION: | |
3731 | { | |
3732 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3733 | if (!left) { | |
28973adf | 3734 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3735 | ret = -EINVAL; |
3736 | goto error; | |
3737 | } | |
3738 | ||
3739 | if (!strcmp(left, "id")) { | |
3740 | int64_t id; | |
e98a2d6e PP |
3741 | |
3742 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
28973adf PP |
3743 | _BT_LOGE_DUP_ATTR(node, "id", |
3744 | "stream declaration"); | |
e98a2d6e PP |
3745 | ret = -EPERM; |
3746 | goto error; | |
3747 | } | |
3748 | ||
3749 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
3750 | (uint64_t *) &id); | |
44c440bc | 3751 | |
5eae0c3c JG |
3752 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3753 | if (ret || (!ret && id < 0)) { | |
28973adf PP |
3754 | _BT_LOGE_NODE(node, |
3755 | "Unexpected unary expression for stream class's `id` attribute."); | |
e98a2d6e PP |
3756 | ret = -EINVAL; |
3757 | goto error; | |
3758 | } | |
3759 | ||
44c440bc PP |
3760 | if (ctf_trace_class_borrow_stream_class_by_id( |
3761 | ctx->ctf_tc, id)) { | |
28973adf PP |
3762 | _BT_LOGE_NODE(node, |
3763 | "Duplicate stream class (same ID): id=%" PRId64, | |
e98a2d6e PP |
3764 | id); |
3765 | ret = -EEXIST; | |
3766 | goto error; | |
3767 | } | |
3768 | ||
44c440bc | 3769 | stream_class->id = id; |
e98a2d6e PP |
3770 | _SET(set, _STREAM_ID_SET); |
3771 | } else if (!strcmp(left, "event.header")) { | |
3772 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
28973adf PP |
3773 | _BT_LOGE_NODE(node, |
3774 | "Duplicate `event.header` entry in stream class."); | |
e98a2d6e PP |
3775 | ret = -EPERM; |
3776 | goto error; | |
3777 | } | |
3778 | ||
5cd6d0e5 | 3779 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3780 | _BT_LIST_FIRST_ENTRY( |
3781 | &node->u.ctf_expression.right, | |
3782 | struct ctf_node, siblings), | |
5cd6d0e5 | 3783 | &stream_class->event_header_fc); |
e98a2d6e | 3784 | if (ret) { |
28973adf | 3785 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3786 | "Cannot create stream class's event header field class."); |
e98a2d6e PP |
3787 | goto error; |
3788 | } | |
3789 | ||
5cd6d0e5 | 3790 | BT_ASSERT(stream_class->event_header_fc); |
56b43721 | 3791 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3792 | stream_class->event_header_fc, "timestamp"); |
56b43721 PP |
3793 | if (ret) { |
3794 | _BT_LOGE_NODE(node, | |
5cd6d0e5 | 3795 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); |
56b43721 PP |
3796 | goto error; |
3797 | } | |
e98a2d6e | 3798 | |
e98a2d6e PP |
3799 | _SET(set, _STREAM_EVENT_HEADER_SET); |
3800 | } else if (!strcmp(left, "event.context")) { | |
3801 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
28973adf PP |
3802 | _BT_LOGE_NODE(node, |
3803 | "Duplicate `event.context` entry in stream class."); | |
e98a2d6e PP |
3804 | ret = -EPERM; |
3805 | goto error; | |
3806 | } | |
3807 | ||
5cd6d0e5 | 3808 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3809 | _BT_LIST_FIRST_ENTRY( |
3810 | &node->u.ctf_expression.right, | |
3811 | struct ctf_node, siblings), | |
5cd6d0e5 | 3812 | &stream_class->event_common_context_fc); |
e98a2d6e | 3813 | if (ret) { |
28973adf | 3814 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3815 | "Cannot create stream class's event context field class."); |
e98a2d6e PP |
3816 | goto error; |
3817 | } | |
3818 | ||
5cd6d0e5 | 3819 | BT_ASSERT(stream_class->event_common_context_fc); |
e98a2d6e PP |
3820 | _SET(set, _STREAM_EVENT_CONTEXT_SET); |
3821 | } else if (!strcmp(left, "packet.context")) { | |
3822 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
28973adf PP |
3823 | _BT_LOGE_NODE(node, |
3824 | "Duplicate `packet.context` entry in stream class."); | |
e98a2d6e PP |
3825 | ret = -EPERM; |
3826 | goto error; | |
3827 | } | |
3828 | ||
5cd6d0e5 | 3829 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3830 | _BT_LIST_FIRST_ENTRY( |
3831 | &node->u.ctf_expression.right, | |
3832 | struct ctf_node, siblings), | |
5cd6d0e5 | 3833 | &stream_class->packet_context_fc); |
e98a2d6e | 3834 | if (ret) { |
28973adf | 3835 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3836 | "Cannot create stream class's packet context field class."); |
e98a2d6e PP |
3837 | goto error; |
3838 | } | |
3839 | ||
5cd6d0e5 | 3840 | BT_ASSERT(stream_class->packet_context_fc); |
56b43721 | 3841 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3842 | stream_class->packet_context_fc, |
44c440bc | 3843 | "timestamp_begin"); |
7bf5af54 PP |
3844 | if (ret) { |
3845 | _BT_LOGE_NODE(node, | |
5cd6d0e5 | 3846 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); |
7bf5af54 PP |
3847 | goto error; |
3848 | } | |
3849 | ||
3850 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
5cd6d0e5 | 3851 | stream_class->packet_context_fc, |
44c440bc | 3852 | "timestamp_end"); |
56b43721 PP |
3853 | if (ret) { |
3854 | _BT_LOGE_NODE(node, | |
5cd6d0e5 | 3855 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
3856 | goto error; |
3857 | } | |
e98a2d6e | 3858 | |
e98a2d6e PP |
3859 | _SET(set, _STREAM_PACKET_CONTEXT_SET); |
3860 | } else { | |
28973adf PP |
3861 | _BT_LOGW_NODE(node, |
3862 | "Unknown attribute in stream class: " | |
08da4f77 | 3863 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3864 | } |
3865 | ||
3866 | g_free(left); | |
3867 | left = NULL; | |
3868 | break; | |
3869 | } | |
3870 | ||
3871 | default: | |
3872 | ret = -EPERM; | |
3873 | goto error; | |
3874 | } | |
3875 | ||
3876 | return 0; | |
3877 | ||
3878 | error: | |
3879 | g_free(left); | |
e98a2d6e PP |
3880 | return ret; |
3881 | } | |
3882 | ||
3883 | static | |
3884 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3885 | { | |
e98a2d6e PP |
3886 | int set = 0; |
3887 | int ret = 0; | |
3888 | struct ctf_node *iter; | |
44c440bc | 3889 | struct ctf_stream_class *stream_class = NULL; |
e98a2d6e PP |
3890 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3891 | ||
3892 | if (node->visited) { | |
3893 | goto end; | |
3894 | } | |
3895 | ||
3896 | node->visited = TRUE; | |
44c440bc PP |
3897 | stream_class = ctf_stream_class_create(); |
3898 | BT_ASSERT(stream_class); | |
3899 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
3900 | |
3901 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3902 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3903 | if (ret) { | |
28973adf PP |
3904 | _BT_LOGE_NODE(iter, |
3905 | "Cannot visit stream class's entry: " | |
3906 | "ret=%d", ret); | |
e98a2d6e PP |
3907 | ctx_pop_scope(ctx); |
3908 | goto error; | |
3909 | } | |
3910 | } | |
3911 | ||
3912 | ctx_pop_scope(ctx); | |
3913 | ||
3914 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
44c440bc | 3915 | /* Check that packet header has `stream_id` field */ |
5cd6d0e5 | 3916 | struct ctf_named_field_class *named_fc = NULL; |
e98a2d6e | 3917 | |
5cd6d0e5 | 3918 | if (!ctx->ctf_tc->packet_header_fc) { |
28973adf PP |
3919 | _BT_LOGE_NODE(node, |
3920 | "Stream class has a `id` attribute, " | |
5cd6d0e5 | 3921 | "but trace has no packet header field class."); |
e98a2d6e PP |
3922 | goto error; |
3923 | } | |
3924 | ||
5cd6d0e5 PP |
3925 | named_fc = ctf_field_class_struct_borrow_member_by_name( |
3926 | (void *) ctx->ctf_tc->packet_header_fc, "stream_id"); | |
3927 | if (!named_fc) { | |
28973adf PP |
3928 | _BT_LOGE_NODE(node, |
3929 | "Stream class has a `id` attribute, " | |
5cd6d0e5 | 3930 | "but trace's packet header field class has no `stream_id` field."); |
e98a2d6e PP |
3931 | goto error; |
3932 | } | |
3933 | ||
864cad70 PP |
3934 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3935 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
28973adf PP |
3936 | _BT_LOGE_NODE(node, |
3937 | "Stream class has a `id` attribute, " | |
5cd6d0e5 | 3938 | "but trace's packet header field class's `stream_id` field is not an integer field class."); |
e98a2d6e PP |
3939 | goto error; |
3940 | } | |
e98a2d6e PP |
3941 | } else { |
3942 | /* Allow only _one_ ID-less stream */ | |
44c440bc | 3943 | if (ctx->ctf_tc->stream_classes->len != 0) { |
28973adf PP |
3944 | _BT_LOGE_NODE(node, |
3945 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
e98a2d6e PP |
3946 | ret = -EPERM; |
3947 | goto error; | |
3948 | } | |
3949 | ||
3950 | /* Automatic ID: 0 */ | |
44c440bc | 3951 | stream_class->id = 0; |
e98a2d6e PP |
3952 | } |
3953 | ||
1e649dff PP |
3954 | /* |
3955 | * Make sure that this stream class's ID is currently unique in | |
3956 | * the trace. | |
3957 | */ | |
44c440bc PP |
3958 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, |
3959 | stream_class->id)) { | |
28973adf PP |
3960 | _BT_LOGE_NODE(node, |
3961 | "Duplicate stream class (same ID): id=%" PRId64, | |
44c440bc | 3962 | stream_class->id); |
1e649dff PP |
3963 | ret = -EINVAL; |
3964 | goto error; | |
3965 | } | |
3966 | ||
44c440bc | 3967 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); |
e98a2d6e | 3968 | stream_class = NULL; |
1e649dff | 3969 | goto end; |
e98a2d6e PP |
3970 | |
3971 | error: | |
44c440bc PP |
3972 | ctf_stream_class_destroy(stream_class); |
3973 | stream_class = NULL; | |
e98a2d6e | 3974 | |
1e649dff | 3975 | end: |
e98a2d6e PP |
3976 | return ret; |
3977 | } | |
3978 | ||
3979 | static | |
3980 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3981 | { | |
3982 | int ret = 0; | |
3983 | char *left = NULL; | |
44c440bc | 3984 | uint64_t val; |
e98a2d6e PP |
3985 | |
3986 | switch (node->type) { | |
3987 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3988 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3989 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3990 | if (ret) { |
28973adf | 3991 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 3992 | "Cannot add field class found in trace (`trace` block)."); |
e98a2d6e PP |
3993 | goto error; |
3994 | } | |
3995 | break; | |
3996 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3997 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3998 | node->u.field_class_alias.alias); | |
e98a2d6e | 3999 | if (ret) { |
28973adf | 4000 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 4001 | "Cannot add field class alias found in trace (`trace` block)."); |
e98a2d6e PP |
4002 | goto error; |
4003 | } | |
4004 | break; | |
4005 | case NODE_CTF_EXPRESSION: | |
4006 | { | |
4007 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
4008 | if (!left) { | |
28973adf | 4009 | _BT_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4010 | ret = -EINVAL; |
4011 | goto error; | |
4012 | } | |
4013 | ||
4014 | if (!strcmp(left, "major")) { | |
4015 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
28973adf | 4016 | _BT_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
4017 | ret = -EPERM; |
4018 | goto error; | |
4019 | } | |
4020 | ||
4021 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
44c440bc | 4022 | &val); |
e98a2d6e | 4023 | if (ret) { |
28973adf PP |
4024 | _BT_LOGE_NODE(node, |
4025 | "Unexpected unary expression for trace's `major` attribute."); | |
e98a2d6e PP |
4026 | ret = -EINVAL; |
4027 | goto error; | |
4028 | } | |
4029 | ||
44c440bc PP |
4030 | if (val != 1) { |
4031 | _BT_LOGE_NODE(node, | |
4032 | "Invalid trace's `minor` attribute: expecting 1."); | |
4033 | goto error; | |
4034 | } | |
4035 | ||
4036 | ctx->ctf_tc->major = val; | |
e98a2d6e PP |
4037 | _SET(set, _TRACE_MAJOR_SET); |
4038 | } else if (!strcmp(left, "minor")) { | |
4039 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
28973adf | 4040 | _BT_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
4041 | ret = -EPERM; |
4042 | goto error; | |
4043 | } | |
4044 | ||
4045 | ret = get_unary_unsigned(&node->u.ctf_expression.right, | |
44c440bc | 4046 | &val); |
e98a2d6e | 4047 | if (ret) { |
28973adf PP |
4048 | _BT_LOGE_NODE(node, |
4049 | "Unexpected unary expression for trace's `minor` attribute."); | |
e98a2d6e PP |
4050 | ret = -EINVAL; |
4051 | goto error; | |
4052 | } | |
4053 | ||
44c440bc PP |
4054 | if (val != 8) { |
4055 | _BT_LOGE_NODE(node, | |
4056 | "Invalid trace's `minor` attribute: expecting 8."); | |
4057 | goto error; | |
4058 | } | |
4059 | ||
4060 | ctx->ctf_tc->minor = val; | |
e98a2d6e PP |
4061 | _SET(set, _TRACE_MINOR_SET); |
4062 | } else if (!strcmp(left, "uuid")) { | |
4063 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
28973adf | 4064 | _BT_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
4065 | ret = -EPERM; |
4066 | goto error; | |
4067 | } | |
4068 | ||
4069 | ret = get_unary_uuid(&node->u.ctf_expression.right, | |
44c440bc | 4070 | ctx->ctf_tc->uuid); |
e98a2d6e | 4071 | if (ret) { |
28973adf PP |
4072 | _BT_LOGE_NODE(node, |
4073 | "Invalid trace's `uuid` attribute."); | |
e98a2d6e PP |
4074 | goto error; |
4075 | } | |
4076 | ||
44c440bc | 4077 | ctx->ctf_tc->is_uuid_set = true; |
e98a2d6e PP |
4078 | _SET(set, _TRACE_UUID_SET); |
4079 | } else if (!strcmp(left, "byte_order")) { | |
44c440bc | 4080 | /* Default byte order is already known at this stage */ |
e98a2d6e | 4081 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { |
28973adf | 4082 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4083 | "trace"); |
e98a2d6e PP |
4084 | ret = -EPERM; |
4085 | goto error; | |
4086 | } | |
4087 | ||
44c440bc | 4088 | BT_ASSERT(ctx->ctf_tc->default_byte_order != -1); |
e98a2d6e PP |
4089 | _SET(set, _TRACE_BYTE_ORDER_SET); |
4090 | } else if (!strcmp(left, "packet.header")) { | |
4091 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
28973adf PP |
4092 | _BT_LOGE_NODE(node, |
4093 | "Duplicate `packet.header` entry in trace."); | |
e98a2d6e PP |
4094 | ret = -EPERM; |
4095 | goto error; | |
4096 | } | |
4097 | ||
5cd6d0e5 | 4098 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
4099 | _BT_LIST_FIRST_ENTRY( |
4100 | &node->u.ctf_expression.right, | |
4101 | struct ctf_node, siblings), | |
5cd6d0e5 | 4102 | &ctx->ctf_tc->packet_header_fc); |
e98a2d6e | 4103 | if (ret) { |
28973adf | 4104 | _BT_LOGE_NODE(node, |
5cd6d0e5 | 4105 | "Cannot create trace's packet header field class."); |
e98a2d6e PP |
4106 | goto error; |
4107 | } | |
4108 | ||
5cd6d0e5 | 4109 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); |
e98a2d6e PP |
4110 | _SET(set, _TRACE_PACKET_HEADER_SET); |
4111 | } else { | |
28973adf PP |
4112 | _BT_LOGW_NODE(node, |
4113 | "Unknown attribute in stream class: " | |
08da4f77 | 4114 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4115 | } |
4116 | ||
4117 | g_free(left); | |
4118 | left = NULL; | |
4119 | break; | |
4120 | } | |
4121 | default: | |
28973adf | 4122 | _BT_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
4123 | ret = -EINVAL; |
4124 | goto error; | |
4125 | } | |
4126 | ||
4127 | return 0; | |
4128 | ||
4129 | error: | |
4130 | g_free(left); | |
e98a2d6e PP |
4131 | return ret; |
4132 | } | |
4133 | ||
4134 | static | |
4135 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4136 | { | |
4137 | int ret = 0; | |
4138 | int set = 0; | |
4139 | struct ctf_node *iter; | |
4140 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4141 | ||
4142 | if (node->visited) { | |
4143 | goto end; | |
4144 | } | |
4145 | ||
4146 | node->visited = TRUE; | |
4147 | ||
4148 | if (ctx->is_trace_visited) { | |
28973adf | 4149 | _BT_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4150 | ret = -EEXIST; |
4151 | goto error; | |
4152 | } | |
4153 | ||
44c440bc | 4154 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
4155 | |
4156 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4157 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4158 | if (ret) { | |
28973adf PP |
4159 | _BT_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
4160 | "ret=%d", ret); | |
e98a2d6e PP |
4161 | ctx_pop_scope(ctx); |
4162 | goto error; | |
4163 | } | |
4164 | } | |
4165 | ||
4166 | ctx_pop_scope(ctx); | |
4167 | ||
4168 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
28973adf PP |
4169 | _BT_LOGE_NODE(node, |
4170 | "Missing `major` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4171 | ret = -EPERM; |
4172 | goto error; | |
4173 | } | |
4174 | ||
4175 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
28973adf PP |
4176 | _BT_LOGE_NODE(node, |
4177 | "Missing `minor` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4178 | ret = -EPERM; |
4179 | goto error; | |
4180 | } | |
4181 | ||
4182 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf PP |
4183 | _BT_LOGE_NODE(node, |
4184 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4185 | ret = -EPERM; |
4186 | goto error; | |
4187 | } | |
4188 | ||
44c440bc | 4189 | ctx->is_trace_visited = true; |
e98a2d6e PP |
4190 | |
4191 | end: | |
4192 | return 0; | |
4193 | ||
4194 | error: | |
4195 | return ret; | |
4196 | } | |
4197 | ||
4198 | static | |
4199 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4200 | { | |
4201 | int ret = 0; | |
4202 | char *left = NULL; | |
4203 | struct ctf_node *entry_node; | |
4204 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4205 | ||
4206 | if (node->visited) { | |
4207 | goto end; | |
4208 | } | |
4209 | ||
4210 | node->visited = TRUE; | |
4211 | ||
4212 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4213 | struct bt_list_head *right_head = | |
4214 | &entry_node->u.ctf_expression.right; | |
4215 | ||
4216 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
28973adf PP |
4217 | _BT_LOGE_NODE(entry_node, |
4218 | "Wrong expression in environment entry: " | |
08da4f77 | 4219 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4220 | ret = -EPERM; |
4221 | goto error; | |
4222 | } | |
4223 | ||
4224 | left = concatenate_unary_strings( | |
4225 | &entry_node->u.ctf_expression.left); | |
4226 | if (!left) { | |
28973adf PP |
4227 | _BT_LOGE_NODE(entry_node, |
4228 | "Cannot get environment entry's name."); | |
e98a2d6e PP |
4229 | ret = -EINVAL; |
4230 | goto error; | |
4231 | } | |
4232 | ||
4233 | if (is_unary_string(right_head)) { | |
4234 | char *right = concatenate_unary_strings(right_head); | |
4235 | ||
4236 | if (!right) { | |
28973adf PP |
4237 | _BT_LOGE_NODE(entry_node, |
4238 | "Unexpected unary expression for environment entry's value: " | |
08da4f77 | 4239 | "name=\"%s\"", left); |
e98a2d6e PP |
4240 | ret = -EINVAL; |
4241 | goto error; | |
4242 | } | |
4243 | ||
7bf5af54 PP |
4244 | if (strcmp(left, "tracer_name") == 0) { |
4245 | if (strncmp(right, "lttng", 5) == 0) { | |
4246 | BT_LOGI("Detected LTTng trace from `%s` environment value: " | |
4247 | "tracer-name=\"%s\"", | |
4248 | left, right); | |
44c440bc | 4249 | ctx->is_lttng = true; |
f4421ff3 PP |
4250 | } |
4251 | } | |
4252 | ||
44c440bc PP |
4253 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4254 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
4255 | right, 0); | |
e98a2d6e | 4256 | g_free(right); |
e98a2d6e PP |
4257 | } else if (is_unary_unsigned(right_head) || |
4258 | is_unary_signed(right_head)) { | |
4259 | int64_t v; | |
4260 | ||
4261 | if (is_unary_unsigned(right_head)) { | |
4262 | ret = get_unary_unsigned(right_head, | |
4263 | (uint64_t *) &v); | |
4264 | } else { | |
4265 | ret = get_unary_signed(right_head, &v); | |
4266 | } | |
4267 | if (ret) { | |
28973adf PP |
4268 | _BT_LOGE_NODE(entry_node, |
4269 | "Unexpected unary expression for environment entry's value: " | |
08da4f77 | 4270 | "name=\"%s\"", left); |
e98a2d6e PP |
4271 | ret = -EINVAL; |
4272 | goto error; | |
4273 | } | |
4274 | ||
44c440bc PP |
4275 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4276 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
4277 | NULL, v); | |
e98a2d6e | 4278 | } else { |
28973adf PP |
4279 | _BT_LOGW_NODE(entry_node, |
4280 | "Environment entry has unknown type: " | |
08da4f77 | 4281 | "name=\"%s\"", left); |
e98a2d6e PP |
4282 | } |
4283 | ||
4284 | g_free(left); | |
4285 | left = NULL; | |
4286 | } | |
4287 | ||
4288 | end: | |
4289 | return 0; | |
4290 | ||
4291 | error: | |
4292 | g_free(left); | |
e98a2d6e PP |
4293 | return ret; |
4294 | } | |
4295 | ||
4296 | static | |
4297 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4298 | { | |
4299 | int ret = 0; | |
4300 | int set = 0; | |
4301 | char *left = NULL; | |
4302 | struct ctf_node *node; | |
4303 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4304 | ||
4305 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4306 | if (node->type == NODE_CTF_EXPRESSION) { | |
4307 | struct ctf_node *right_node; | |
4308 | ||
4309 | left = concatenate_unary_strings( | |
4310 | &node->u.ctf_expression.left); | |
4311 | if (!left) { | |
28973adf PP |
4312 | _BT_LOGE_NODE(node, |
4313 | "Cannot concatenate unary strings."); | |
e98a2d6e PP |
4314 | ret = -EINVAL; |
4315 | goto error; | |
4316 | } | |
4317 | ||
4318 | if (!strcmp(left, "byte_order")) { | |
44c440bc | 4319 | enum ctf_byte_order bo; |
e98a2d6e PP |
4320 | |
4321 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf | 4322 | _BT_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4323 | "trace"); |
e98a2d6e PP |
4324 | ret = -EPERM; |
4325 | goto error; | |
4326 | } | |
4327 | ||
4328 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4329 | right_node = _BT_LIST_FIRST_ENTRY( | |
4330 | &node->u.ctf_expression.right, | |
4331 | struct ctf_node, siblings); | |
55314f2a | 4332 | bo = byte_order_from_unary_expr(right_node); |
44c440bc | 4333 | if (bo == -1) { |
28973adf PP |
4334 | _BT_LOGE_NODE(node, |
4335 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
4336 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4337 | ret = -EINVAL; |
4338 | goto error; | |
44c440bc | 4339 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { |
28973adf PP |
4340 | _BT_LOGE_NODE(node, |
4341 | "Invalid `byte_order` attribute in trace (`trace` block): " | |
08da4f77 | 4342 | "cannot be set to `native` here."); |
e98a2d6e PP |
4343 | ret = -EPERM; |
4344 | goto error; | |
4345 | } | |
4346 | ||
44c440bc | 4347 | ctx->ctf_tc->default_byte_order = bo; |
e98a2d6e PP |
4348 | } |
4349 | ||
4350 | g_free(left); | |
4351 | left = NULL; | |
4352 | } | |
4353 | } | |
4354 | ||
4355 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
28973adf PP |
4356 | _BT_LOGE_NODE(trace_node, |
4357 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
e98a2d6e PP |
4358 | ret = -EINVAL; |
4359 | goto error; | |
4360 | } | |
4361 | ||
4362 | return 0; | |
4363 | ||
4364 | error: | |
4365 | g_free(left); | |
e98a2d6e PP |
4366 | return ret; |
4367 | } | |
4368 | ||
4369 | static | |
4370 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
e5be10ef | 4371 | struct bt_private_clock_class *clock, int *set, int64_t *offset_seconds, |
44c440bc | 4372 | uint64_t *offset_cycles) |
e98a2d6e PP |
4373 | { |
4374 | int ret = 0; | |
4375 | char *left = NULL; | |
4376 | ||
4377 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
28973adf PP |
4378 | _BT_LOGE_NODE(entry_node, |
4379 | "Unexpected node type: node-type=%d", | |
4380 | entry_node->type); | |
e98a2d6e PP |
4381 | ret = -EPERM; |
4382 | goto error; | |
4383 | } | |
4384 | ||
4385 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4386 | if (!left) { | |
28973adf | 4387 | _BT_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4388 | ret = -EINVAL; |
4389 | goto error; | |
4390 | } | |
4391 | ||
4392 | if (!strcmp(left, "name")) { | |
4393 | char *right; | |
4394 | ||
4395 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
28973adf | 4396 | _BT_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4397 | ret = -EPERM; |
4398 | goto error; | |
4399 | } | |
4400 | ||
4401 | right = concatenate_unary_strings( | |
4402 | &entry_node->u.ctf_expression.right); | |
4403 | if (!right) { | |
28973adf PP |
4404 | _BT_LOGE_NODE(entry_node, |
4405 | "Unexpected unary expression for clock class's `name` attribute."); | |
e98a2d6e PP |
4406 | ret = -EINVAL; |
4407 | goto error; | |
4408 | } | |
4409 | ||
e5be10ef | 4410 | ret = bt_private_clock_class_set_name(clock, right); |
e98a2d6e | 4411 | if (ret) { |
28973adf PP |
4412 | _BT_LOGE_NODE(entry_node, |
4413 | "cannot set clock class's name"); | |
e98a2d6e PP |
4414 | g_free(right); |
4415 | goto error; | |
4416 | } | |
4417 | ||
4418 | g_free(right); | |
4419 | _SET(set, _CLOCK_NAME_SET); | |
4420 | } else if (!strcmp(left, "uuid")) { | |
44c440bc | 4421 | uint8_t uuid[BABELTRACE_UUID_LEN]; |
e98a2d6e PP |
4422 | |
4423 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
28973adf | 4424 | _BT_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4425 | ret = -EPERM; |
4426 | goto error; | |
4427 | } | |
4428 | ||
4429 | ret = get_unary_uuid(&entry_node->u.ctf_expression.right, uuid); | |
4430 | if (ret) { | |
28973adf PP |
4431 | _BT_LOGE_NODE(entry_node, |
4432 | "Invalid clock class's `uuid` attribute."); | |
e98a2d6e PP |
4433 | goto error; |
4434 | } | |
4435 | ||
e5be10ef | 4436 | ret = bt_private_clock_class_set_uuid(clock, uuid); |
e98a2d6e | 4437 | if (ret) { |
28973adf PP |
4438 | _BT_LOGE_NODE(entry_node, |
4439 | "Cannot set clock class's UUID."); | |
e98a2d6e PP |
4440 | goto error; |
4441 | } | |
4442 | ||
4443 | _SET(set, _CLOCK_UUID_SET); | |
4444 | } else if (!strcmp(left, "description")) { | |
4445 | char *right; | |
4446 | ||
4447 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
28973adf PP |
4448 | _BT_LOGE_DUP_ATTR(entry_node, "description", |
4449 | "clock class"); | |
e98a2d6e PP |
4450 | ret = -EPERM; |
4451 | goto error; | |
4452 | } | |
4453 | ||
4454 | right = concatenate_unary_strings( | |
4455 | &entry_node->u.ctf_expression.right); | |
4456 | if (!right) { | |
28973adf PP |
4457 | _BT_LOGE_NODE(entry_node, |
4458 | "Unexpected unary expression for clock class's `description` attribute."); | |
e98a2d6e PP |
4459 | ret = -EINVAL; |
4460 | goto error; | |
4461 | } | |
4462 | ||
e5be10ef | 4463 | ret = bt_private_clock_class_set_description(clock, right); |
e98a2d6e | 4464 | if (ret) { |
28973adf PP |
4465 | _BT_LOGE_NODE(entry_node, |
4466 | "Cannot set clock class's description."); | |
e98a2d6e PP |
4467 | g_free(right); |
4468 | goto error; | |
4469 | } | |
4470 | ||
4471 | g_free(right); | |
4472 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4473 | } else if (!strcmp(left, "freq")) { | |
44c440bc | 4474 | uint64_t freq = UINT64_C(-1); |
e98a2d6e PP |
4475 | |
4476 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
28973adf | 4477 | _BT_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4478 | ret = -EPERM; |
4479 | goto error; | |
4480 | } | |
4481 | ||
4482 | ret = get_unary_unsigned( | |
4483 | &entry_node->u.ctf_expression.right, &freq); | |
4484 | if (ret) { | |
28973adf PP |
4485 | _BT_LOGE_NODE(entry_node, |
4486 | "Unexpected unary expression for clock class's `freq` attribute."); | |
e98a2d6e PP |
4487 | ret = -EINVAL; |
4488 | goto error; | |
4489 | } | |
4490 | ||
44c440bc | 4491 | if (freq == UINT64_C(-1) || freq == 0) { |
239744fc PP |
4492 | _BT_LOGE_NODE(entry_node, |
4493 | "Invalid clock class frequency: freq=%" PRIu64, | |
4494 | freq); | |
4495 | ret = -EINVAL; | |
4496 | goto error; | |
4497 | } | |
4498 | ||
e5be10ef | 4499 | ret = bt_private_clock_class_set_frequency(clock, freq); |
e98a2d6e | 4500 | if (ret) { |
28973adf PP |
4501 | _BT_LOGE_NODE(entry_node, |
4502 | "Cannot set clock class's frequency."); | |
e98a2d6e PP |
4503 | goto error; |
4504 | } | |
4505 | ||
4506 | _SET(set, _CLOCK_FREQ_SET); | |
4507 | } else if (!strcmp(left, "precision")) { | |
4508 | uint64_t precision; | |
4509 | ||
4510 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
28973adf PP |
4511 | _BT_LOGE_DUP_ATTR(entry_node, "precision", |
4512 | "clock class"); | |
e98a2d6e PP |
4513 | ret = -EPERM; |
4514 | goto error; | |
4515 | } | |
4516 | ||
4517 | ret = get_unary_unsigned( | |
4518 | &entry_node->u.ctf_expression.right, &precision); | |
4519 | if (ret) { | |
28973adf PP |
4520 | _BT_LOGE_NODE(entry_node, |
4521 | "Unexpected unary expression for clock class's `precision` attribute."); | |
e98a2d6e PP |
4522 | ret = -EINVAL; |
4523 | goto error; | |
4524 | } | |
4525 | ||
e5be10ef | 4526 | ret = bt_private_clock_class_set_precision(clock, precision); |
e98a2d6e | 4527 | if (ret) { |
28973adf PP |
4528 | _BT_LOGE_NODE(entry_node, |
4529 | "Cannot set clock class's precision."); | |
e98a2d6e PP |
4530 | goto error; |
4531 | } | |
4532 | ||
4533 | _SET(set, _CLOCK_PRECISION_SET); | |
4534 | } else if (!strcmp(left, "offset_s")) { | |
e98a2d6e | 4535 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { |
28973adf PP |
4536 | _BT_LOGE_DUP_ATTR(entry_node, "offset_s", |
4537 | "clock class"); | |
e98a2d6e PP |
4538 | ret = -EPERM; |
4539 | goto error; | |
4540 | } | |
4541 | ||
fb4ac437 | 4542 | ret = get_unary_signed( |
44c440bc | 4543 | &entry_node->u.ctf_expression.right, offset_seconds); |
e98a2d6e | 4544 | if (ret) { |
28973adf PP |
4545 | _BT_LOGE_NODE(entry_node, |
4546 | "Unexpected unary expression for clock class's `offset_s` attribute."); | |
e98a2d6e PP |
4547 | ret = -EINVAL; |
4548 | goto error; | |
4549 | } | |
4550 | ||
e98a2d6e PP |
4551 | _SET(set, _CLOCK_OFFSET_S_SET); |
4552 | } else if (!strcmp(left, "offset")) { | |
e98a2d6e | 4553 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { |
28973adf | 4554 | _BT_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4555 | ret = -EPERM; |
4556 | goto error; | |
4557 | } | |
4558 | ||
44c440bc PP |
4559 | ret = get_unary_unsigned( |
4560 | &entry_node->u.ctf_expression.right, offset_cycles); | |
e98a2d6e | 4561 | if (ret) { |
28973adf PP |
4562 | _BT_LOGE_NODE(entry_node, |
4563 | "Unexpected unary expression for clock class's `offset` attribute."); | |
e98a2d6e PP |
4564 | ret = -EINVAL; |
4565 | goto error; | |
4566 | } | |
4567 | ||
e98a2d6e PP |
4568 | _SET(set, _CLOCK_OFFSET_SET); |
4569 | } else if (!strcmp(left, "absolute")) { | |
4570 | struct ctf_node *right; | |
4571 | ||
4572 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
28973adf PP |
4573 | _BT_LOGE_DUP_ATTR(entry_node, "absolute", |
4574 | "clock class"); | |
e98a2d6e PP |
4575 | ret = -EPERM; |
4576 | goto error; | |
4577 | } | |
4578 | ||
4579 | right = _BT_LIST_FIRST_ENTRY( | |
4580 | &entry_node->u.ctf_expression.right, | |
4581 | struct ctf_node, siblings); | |
55314f2a | 4582 | ret = get_boolean(right); |
e98a2d6e | 4583 | if (ret < 0) { |
28973adf PP |
4584 | _BT_LOGE_NODE(entry_node, |
4585 | "Unexpected unary expression for clock class's `absolute` attribute."); | |
e98a2d6e PP |
4586 | ret = -EINVAL; |
4587 | goto error; | |
4588 | } | |
4589 | ||
e5be10ef | 4590 | ret = bt_private_clock_class_set_is_absolute(clock, ret); |
e98a2d6e | 4591 | if (ret) { |
28973adf PP |
4592 | _BT_LOGE_NODE(entry_node, |
4593 | "Cannot set clock class's absolute flag."); | |
e98a2d6e PP |
4594 | goto error; |
4595 | } | |
4596 | ||
4597 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4598 | } else { | |
28973adf PP |
4599 | _BT_LOGW_NODE(entry_node, |
4600 | "Unknown attribute in clock class: attr-name=\"%s\"", | |
e98a2d6e PP |
4601 | left); |
4602 | } | |
4603 | ||
4604 | g_free(left); | |
4605 | left = NULL; | |
e98a2d6e PP |
4606 | return 0; |
4607 | ||
4608 | error: | |
4609 | g_free(left); | |
e98a2d6e PP |
4610 | return ret; |
4611 | } | |
4612 | ||
44c440bc PP |
4613 | static inline |
4614 | uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) | |
92540773 | 4615 | { |
44c440bc | 4616 | uint64_t cycles; |
92540773 JD |
4617 | |
4618 | /* 1GHz */ | |
44c440bc | 4619 | if (frequency == UINT64_C(1000000000)) { |
92540773 JD |
4620 | cycles = ns; |
4621 | } else { | |
4622 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4623 | } | |
4624 | ||
4625 | return cycles; | |
4626 | } | |
4627 | ||
4628 | static | |
44c440bc PP |
4629 | void calibrate_clock_class_offsets(int64_t *offset_seconds, |
4630 | uint64_t *offset_cycles, uint64_t freq) | |
4631 | { | |
4632 | if (*offset_cycles >= freq) { | |
4633 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
4634 | ||
4635 | *offset_seconds += (int64_t) s_in_offset_cycles; | |
4636 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4637 | } | |
4638 | } | |
4639 | ||
4640 | static | |
e5be10ef PP |
4641 | void apply_clock_class_offset(struct ctx *ctx, |
4642 | struct bt_private_clock_class *clock) | |
92540773 JD |
4643 | { |
4644 | int ret; | |
4645 | uint64_t freq; | |
44c440bc PP |
4646 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; |
4647 | uint64_t offset_ns_to_apply; | |
4648 | int64_t cur_offset_s; | |
4649 | uint64_t cur_offset_cycles; | |
92540773 | 4650 | |
44c440bc PP |
4651 | if (ctx->decoder_config.clock_class_offset_s == 0 && |
4652 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
92540773 JD |
4653 | goto end; |
4654 | } | |
4655 | ||
44c440bc PP |
4656 | /* Transfer nanoseconds to seconds as much as possible */ |
4657 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4658 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4659 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4660 | const int64_t extra_s = -abs_extra_s; | |
4661 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4662 | (extra_s * INT64_C(1000000000)); | |
4663 | ||
4664 | BT_ASSERT(offset_ns > 0); | |
4665 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4666 | offset_s_to_apply += extra_s; | |
4667 | } else { | |
4668 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / | |
4669 | INT64_C(1000000000); | |
4670 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4671 | (extra_s * INT64_C(1000000000)); | |
4672 | ||
4673 | BT_ASSERT(offset_ns >= 0); | |
4674 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4675 | offset_s_to_apply += extra_s; | |
92540773 JD |
4676 | } |
4677 | ||
e5be10ef | 4678 | freq = bt_clock_class_get_frequency( |
d94d92ac PP |
4679 | bt_private_clock_class_borrow_clock_class(clock)); |
4680 | bt_clock_class_get_offset(bt_private_clock_class_borrow_clock_class(clock), | |
e5be10ef | 4681 | &cur_offset_s, &cur_offset_cycles); |
44c440bc PP |
4682 | |
4683 | /* Apply offsets */ | |
4684 | cur_offset_s += offset_s_to_apply; | |
4685 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4686 | ||
4687 | /* | |
4688 | * Recalibrate offsets because the part in cycles can be greater | |
4689 | * than the frequency at this point. | |
4690 | */ | |
4691 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4692 | ||
4693 | /* Set final offsets */ | |
e5be10ef | 4694 | ret = bt_private_clock_class_set_offset(clock, cur_offset_s, cur_offset_cycles); |
44c440bc | 4695 | BT_ASSERT(ret == 0); |
92540773 JD |
4696 | |
4697 | end: | |
44c440bc | 4698 | return; |
92540773 JD |
4699 | } |
4700 | ||
4701 | static | |
1e649dff | 4702 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4703 | { |
4704 | int ret = 0; | |
4705 | int set = 0; | |
e5be10ef | 4706 | struct bt_private_clock_class *clock; |
e98a2d6e PP |
4707 | struct ctf_node *entry_node; |
4708 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4709 | const char *clock_class_name; |
44c440bc PP |
4710 | int64_t offset_seconds = 0; |
4711 | uint64_t offset_cycles = 0; | |
4712 | uint64_t freq; | |
e98a2d6e PP |
4713 | |
4714 | if (clock_node->visited) { | |
4715 | return 0; | |
4716 | } | |
4717 | ||
4718 | clock_node->visited = TRUE; | |
f3534905 PP |
4719 | |
4720 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
e5be10ef | 4721 | clock = bt_private_clock_class_create(); |
e98a2d6e | 4722 | if (!clock) { |
28973adf PP |
4723 | _BT_LOGE_NODE(clock_node, |
4724 | "Cannot create default clock class."); | |
e98a2d6e | 4725 | ret = -ENOMEM; |
44c440bc PP |
4726 | goto end; |
4727 | } | |
4728 | ||
4729 | /* CTF: not absolute by default */ | |
e5be10ef | 4730 | ret = bt_private_clock_class_set_is_absolute(clock, BT_FALSE); |
44c440bc PP |
4731 | if (ret) { |
4732 | _BT_LOGE_NODE(clock_node, | |
4733 | "Cannot set clock class's absolute flag."); | |
4734 | goto end; | |
e98a2d6e PP |
4735 | } |
4736 | ||
4737 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
44c440bc PP |
4738 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, |
4739 | &offset_seconds, &offset_cycles); | |
e98a2d6e | 4740 | if (ret) { |
28973adf PP |
4741 | _BT_LOGE_NODE(entry_node, |
4742 | "Cannot visit clock class's entry: ret=%d", | |
4743 | ret); | |
44c440bc | 4744 | goto end; |
e98a2d6e PP |
4745 | } |
4746 | } | |
4747 | ||
4748 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
28973adf PP |
4749 | _BT_LOGE_NODE(clock_node, |
4750 | "Missing `name` attribute in clock class."); | |
e98a2d6e | 4751 | ret = -EPERM; |
44c440bc | 4752 | goto end; |
e98a2d6e PP |
4753 | } |
4754 | ||
e5be10ef | 4755 | clock_class_name = bt_clock_class_get_name( |
d94d92ac | 4756 | bt_private_clock_class_borrow_clock_class(clock)); |
f6ccaed9 | 4757 | BT_ASSERT(clock_class_name); |
f4421ff3 PP |
4758 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { |
4759 | /* | |
4760 | * Old versions of LTTng forgot to set its clock class | |
4761 | * as absolute, even if it is. This is important because | |
4762 | * it's a condition to be able to sort notifications | |
4763 | * from different sources. | |
4764 | */ | |
e5be10ef | 4765 | ret = bt_private_clock_class_set_is_absolute(clock, BT_TRUE); |
f4421ff3 | 4766 | if (ret) { |
28973adf PP |
4767 | _BT_LOGE_NODE(clock_node, |
4768 | "Cannot set clock class's absolute flag."); | |
44c440bc | 4769 | goto end; |
f4421ff3 | 4770 | } |
e98a2d6e PP |
4771 | } |
4772 | ||
44c440bc PP |
4773 | /* |
4774 | * Adjust offsets so that the part in cycles is less than the | |
4775 | * frequency (move to the part in seconds). | |
4776 | */ | |
e5be10ef | 4777 | freq = bt_clock_class_get_frequency( |
d94d92ac | 4778 | bt_private_clock_class_borrow_clock_class(clock)); |
44c440bc | 4779 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); |
e5be10ef | 4780 | BT_ASSERT(offset_cycles < bt_clock_class_get_frequency( |
d94d92ac | 4781 | bt_private_clock_class_borrow_clock_class(clock))); |
e5be10ef | 4782 | ret = bt_private_clock_class_set_offset(clock, offset_seconds, offset_cycles); |
44c440bc PP |
4783 | BT_ASSERT(ret == 0); |
4784 | apply_clock_class_offset(ctx, clock); | |
65300d60 | 4785 | g_ptr_array_add(ctx->ctf_tc->clock_classes, bt_object_get_ref(clock)); |
e98a2d6e | 4786 | |
44c440bc | 4787 | end: |
65300d60 | 4788 | BT_OBJECT_PUT_REF_AND_RESET(clock); |
e98a2d6e PP |
4789 | return ret; |
4790 | } | |
4791 | ||
4792 | static | |
4793 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4794 | { | |
4795 | int ret = 0; | |
4796 | ||
4797 | if (root_decl_node->visited) { | |
4798 | goto end; | |
4799 | } | |
4800 | ||
4801 | root_decl_node->visited = TRUE; | |
4802 | ||
4803 | switch (root_decl_node->type) { | |
4804 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
4805 | ret = visit_field_class_def(ctx, |
4806 | root_decl_node->u.field_class_def.field_class_specifier_list, | |
4807 | &root_decl_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 4808 | if (ret) { |
28973adf | 4809 | _BT_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4810 | "Cannot add field class found in root scope."); |
e98a2d6e PP |
4811 | goto end; |
4812 | } | |
4813 | break; | |
4814 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
4815 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, |
4816 | root_decl_node->u.field_class_alias.alias); | |
e98a2d6e | 4817 | if (ret) { |
28973adf | 4818 | _BT_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4819 | "Cannot add field class alias found in root scope."); |
e98a2d6e PP |
4820 | goto end; |
4821 | } | |
4822 | break; | |
4823 | case NODE_TYPE_SPECIFIER_LIST: | |
4824 | { | |
5cd6d0e5 | 4825 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
4826 | |
4827 | /* | |
5cd6d0e5 | 4828 | * Just add the field class specifier to the root |
e98a2d6e PP |
4829 | * declaration scope. Put local reference. |
4830 | */ | |
5cd6d0e5 | 4831 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); |
e98a2d6e | 4832 | if (ret) { |
28973adf | 4833 | _BT_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4834 | "Cannot visit root scope's field class: " |
28973adf | 4835 | "ret=%d", ret); |
f6ccaed9 | 4836 | BT_ASSERT(!decl); |
e98a2d6e PP |
4837 | goto end; |
4838 | } | |
4839 | ||
5cd6d0e5 | 4840 | ctf_field_class_destroy(decl); |
44c440bc | 4841 | decl = NULL; |
e98a2d6e PP |
4842 | break; |
4843 | } | |
4844 | default: | |
28973adf PP |
4845 | _BT_LOGE_NODE(root_decl_node, |
4846 | "Unexpected node type: node-type=%d", | |
4847 | root_decl_node->type); | |
e98a2d6e PP |
4848 | ret = -EPERM; |
4849 | goto end; | |
4850 | } | |
4851 | ||
4852 | end: | |
4853 | return ret; | |
4854 | } | |
4855 | ||
91fd6f6a | 4856 | static |
44c440bc | 4857 | int try_set_trace_class_name(struct ctx *ctx) |
91fd6f6a | 4858 | { |
44c440bc | 4859 | GString *name = NULL; |
91fd6f6a | 4860 | int ret = 0; |
44c440bc PP |
4861 | struct ctf_trace_class_env_entry *env_entry; |
4862 | ||
4863 | if (ctx->ctf_tc->name->len > 0) { | |
4864 | /* Already set */ | |
4865 | goto end; | |
4866 | } | |
91fd6f6a | 4867 | |
91fd6f6a PP |
4868 | name = g_string_new(NULL); |
4869 | if (!name) { | |
28973adf | 4870 | BT_LOGE_STR("Failed to allocate a GString."); |
91fd6f6a PP |
4871 | ret = -1; |
4872 | goto end; | |
4873 | } | |
4874 | ||
4875 | /* | |
4876 | * Check if we have a trace environment string value named `hostname`. | |
4877 | * If so, use it as the trace name's prefix. | |
4878 | */ | |
44c440bc | 4879 | env_entry = ctf_trace_class_borrow_env_entry_by_name(ctx->ctf_tc, |
91fd6f6a | 4880 | "hostname"); |
44c440bc PP |
4881 | if (env_entry && |
4882 | env_entry->type == CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { | |
4883 | g_string_append(name, env_entry->value.str->str); | |
91fd6f6a | 4884 | |
44c440bc | 4885 | if (ctx->trace_class_name_suffix) { |
91fd6f6a PP |
4886 | g_string_append_c(name, G_DIR_SEPARATOR); |
4887 | } | |
4888 | } | |
4889 | ||
44c440bc PP |
4890 | if (ctx->trace_class_name_suffix) { |
4891 | g_string_append(name, ctx->trace_class_name_suffix); | |
91fd6f6a PP |
4892 | } |
4893 | ||
44c440bc | 4894 | g_string_assign(ctx->ctf_tc->name, name->str); |
91fd6f6a PP |
4895 | goto end; |
4896 | ||
91fd6f6a | 4897 | end: |
91fd6f6a PP |
4898 | if (name) { |
4899 | g_string_free(name, TRUE); | |
4900 | } | |
4901 | ||
4902 | return ret; | |
4903 | } | |
4904 | ||
1e649dff | 4905 | BT_HIDDEN |
55314f2a | 4906 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
a2a54545 PP |
4907 | const struct ctf_metadata_decoder_config *decoder_config, |
4908 | const char *name) | |
e98a2d6e | 4909 | { |
e98a2d6e | 4910 | struct ctx *ctx = NULL; |
e98a2d6e | 4911 | |
1e649dff | 4912 | /* Create visitor's context */ |
44c440bc | 4913 | ctx = ctx_create(decoder_config, name); |
e98a2d6e | 4914 | if (!ctx) { |
08da4f77 | 4915 | BT_LOGE_STR("Cannot create visitor's context."); |
e98a2d6e PP |
4916 | goto error; |
4917 | } | |
4918 | ||
1e649dff PP |
4919 | goto end; |
4920 | ||
4921 | error: | |
4922 | ctx_destroy(ctx); | |
4923 | ctx = NULL; | |
4924 | ||
4925 | end: | |
1e649dff PP |
4926 | return (void *) ctx; |
4927 | } | |
4928 | ||
4929 | BT_HIDDEN | |
4930 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4931 | { | |
4932 | ctx_destroy((void *) visitor); | |
4933 | } | |
4934 | ||
4935 | BT_HIDDEN | |
e5be10ef | 4936 | struct bt_private_trace *ctf_visitor_generate_ir_get_ir_trace( |
1e649dff PP |
4937 | struct ctf_visitor_generate_ir *visitor) |
4938 | { | |
4939 | struct ctx *ctx = (void *) visitor; | |
4940 | ||
f6ccaed9 PP |
4941 | BT_ASSERT(ctx); |
4942 | BT_ASSERT(ctx->trace); | |
65300d60 | 4943 | return bt_object_get_ref(ctx->trace); |
1e649dff PP |
4944 | } |
4945 | ||
44c440bc PP |
4946 | BT_HIDDEN |
4947 | struct ctf_trace_class *ctf_visitor_generate_ir_borrow_ctf_trace_class( | |
4948 | struct ctf_visitor_generate_ir *visitor) | |
4949 | { | |
4950 | struct ctx *ctx = (void *) visitor; | |
4951 | ||
4952 | BT_ASSERT(ctx); | |
4953 | BT_ASSERT(ctx->ctf_tc); | |
4954 | return ctx->ctf_tc; | |
4955 | } | |
4956 | ||
1e649dff PP |
4957 | BT_HIDDEN |
4958 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4959 | struct ctf_node *node) | |
4960 | { | |
4961 | int ret = 0; | |
4962 | struct ctx *ctx = (void *) visitor; | |
4963 | ||
08da4f77 | 4964 | BT_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4965 | |
e98a2d6e PP |
4966 | switch (node->type) { |
4967 | case NODE_ROOT: | |
4968 | { | |
4969 | struct ctf_node *iter; | |
44c440bc | 4970 | bool got_trace_decl = false; |
e98a2d6e PP |
4971 | |
4972 | /* | |
1e649dff | 4973 | * The first thing we need is the native byte order of |
5cd6d0e5 | 4974 | * the trace block, because early class aliases can have |
1e649dff PP |
4975 | * a `byte_order` attribute set to `native`. If we don't |
4976 | * have the native byte order yet, and we don't have any | |
4977 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4978 | */ |
44c440bc | 4979 | if (ctx->ctf_tc->default_byte_order == -1) { |
1e649dff PP |
4980 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
4981 | if (got_trace_decl) { | |
28973adf PP |
4982 | _BT_LOGE_NODE(node, |
4983 | "Duplicate trace (`trace` block)."); | |
1e649dff PP |
4984 | ret = -1; |
4985 | goto end; | |
4986 | } | |
e98a2d6e | 4987 | |
1e649dff PP |
4988 | ret = set_trace_byte_order(ctx, iter); |
4989 | if (ret) { | |
28973adf PP |
4990 | _BT_LOGE_NODE(node, |
4991 | "Cannot set trace's native byte order: " | |
08da4f77 | 4992 | "ret=%d", ret); |
1e649dff PP |
4993 | goto end; |
4994 | } | |
4995 | ||
44c440bc | 4996 | got_trace_decl = true; |
e98a2d6e PP |
4997 | } |
4998 | ||
1e649dff | 4999 | if (!got_trace_decl) { |
28973adf | 5000 | BT_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
5001 | ret = -EINCOMPLETE; |
5002 | goto end; | |
5003 | } | |
e98a2d6e PP |
5004 | } |
5005 | ||
44c440bc PP |
5006 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || |
5007 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
f6ccaed9 | 5008 | BT_ASSERT(ctx->current_scope && |
44c440bc | 5009 | ctx->current_scope->parent_scope == NULL); |
e98a2d6e | 5010 | |
f4421ff3 PP |
5011 | /* Environment */ |
5012 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
5013 | ret = visit_env(ctx, iter); | |
5014 | if (ret) { | |
28973adf PP |
5015 | _BT_LOGE_NODE(iter, |
5016 | "Cannot visit trace's environment (`env` block) entry: " | |
08da4f77 | 5017 | "ret=%d", ret); |
f4421ff3 PP |
5018 | goto end; |
5019 | } | |
5020 | } | |
5021 | ||
f6ccaed9 | 5022 | BT_ASSERT(ctx->current_scope && |
f4421ff3 PP |
5023 | ctx->current_scope->parent_scope == NULL); |
5024 | ||
e98a2d6e | 5025 | /* |
f4421ff3 | 5026 | * Visit clock blocks. |
e98a2d6e PP |
5027 | */ |
5028 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 5029 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 5030 | if (ret) { |
28973adf PP |
5031 | _BT_LOGE_NODE(iter, |
5032 | "Cannot visit clock class: ret=%d", | |
e98a2d6e | 5033 | ret); |
1e649dff | 5034 | goto end; |
e98a2d6e PP |
5035 | } |
5036 | } | |
5037 | ||
f6ccaed9 | 5038 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
5039 | ctx->current_scope->parent_scope == NULL); |
5040 | ||
e98a2d6e PP |
5041 | /* |
5042 | * Visit root declarations next, as they can be used by any | |
5043 | * following entity. | |
5044 | */ | |
5045 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
5046 | siblings) { | |
5047 | ret = visit_root_decl(ctx, iter); | |
5048 | if (ret) { | |
28973adf PP |
5049 | _BT_LOGE_NODE(iter, |
5050 | "Cannot visit root entry: ret=%d", | |
e98a2d6e | 5051 | ret); |
1e649dff | 5052 | goto end; |
e98a2d6e PP |
5053 | } |
5054 | } | |
5055 | ||
f6ccaed9 | 5056 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
5057 | ctx->current_scope->parent_scope == NULL); |
5058 | ||
5059 | /* Callsite blocks are not supported */ | |
e98a2d6e | 5060 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
28973adf PP |
5061 | _BT_LOGW_NODE(iter, |
5062 | "\"callsite\" blocks are not supported as of this version."); | |
e98a2d6e PP |
5063 | } |
5064 | ||
f6ccaed9 | 5065 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
5066 | ctx->current_scope->parent_scope == NULL); |
5067 | ||
e98a2d6e PP |
5068 | /* Trace */ |
5069 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
5070 | ret = visit_trace_decl(ctx, iter); | |
5071 | if (ret) { | |
28973adf PP |
5072 | _BT_LOGE_NODE(iter, |
5073 | "Cannot visit trace (`trace` block): " | |
08da4f77 | 5074 | "ret=%d", ret); |
1e649dff | 5075 | goto end; |
e98a2d6e PP |
5076 | } |
5077 | } | |
5078 | ||
f6ccaed9 | 5079 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
5080 | ctx->current_scope->parent_scope == NULL); |
5081 | ||
e98a2d6e PP |
5082 | /* Streams */ |
5083 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
5084 | ret = visit_stream_decl(ctx, iter); | |
5085 | if (ret) { | |
28973adf PP |
5086 | _BT_LOGE_NODE(iter, |
5087 | "Cannot visit stream class: ret=%d", | |
08da4f77 | 5088 | ret); |
1e649dff | 5089 | goto end; |
e98a2d6e PP |
5090 | } |
5091 | } | |
5092 | ||
f6ccaed9 | 5093 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
5094 | ctx->current_scope->parent_scope == NULL); |
5095 | ||
e98a2d6e PP |
5096 | /* Events */ |
5097 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
5098 | ret = visit_event_decl(ctx, iter); | |
5099 | if (ret) { | |
28973adf PP |
5100 | _BT_LOGE_NODE(iter, |
5101 | "Cannot visit event class: ret=%d", | |
08da4f77 | 5102 | ret); |
1e649dff | 5103 | goto end; |
e98a2d6e PP |
5104 | } |
5105 | } | |
1e649dff | 5106 | |
f6ccaed9 | 5107 | BT_ASSERT(ctx->current_scope && |
1e649dff | 5108 | ctx->current_scope->parent_scope == NULL); |
e98a2d6e PP |
5109 | break; |
5110 | } | |
e98a2d6e | 5111 | default: |
28973adf PP |
5112 | _BT_LOGE_NODE(node, |
5113 | "Unexpected node type: node-type=%d", | |
08da4f77 | 5114 | node->type); |
e98a2d6e | 5115 | ret = -EINVAL; |
1e649dff | 5116 | goto end; |
e98a2d6e PP |
5117 | } |
5118 | ||
44c440bc PP |
5119 | /* Update default clock classes */ |
5120 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc); | |
5121 | if (ret) { | |
5122 | ret = -EINVAL; | |
5123 | goto end; | |
5124 | } | |
5125 | ||
5126 | /* Set trace's name, if not already done */ | |
5127 | ret = try_set_trace_class_name(ctx); | |
5128 | if (ret) { | |
5129 | ret = -EINVAL; | |
5130 | goto end; | |
5131 | } | |
5132 | ||
5133 | /* Update trace class meanings */ | |
5134 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
5135 | if (ret) { | |
5136 | ret = -EINVAL; | |
5137 | goto end; | |
5138 | } | |
5139 | ||
5140 | /* Update text arrays and sequences */ | |
5141 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
5142 | if (ret) { | |
5143 | ret = -EINVAL; | |
5144 | goto end; | |
5145 | } | |
5146 | ||
5147 | /* Resolve sequence lengths and variant tags */ | |
5cd6d0e5 | 5148 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc); |
44c440bc PP |
5149 | if (ret) { |
5150 | ret = -EINVAL; | |
5151 | goto end; | |
5152 | } | |
5153 | ||
5cd6d0e5 | 5154 | /* Update "in IR" for field classes */ |
44c440bc PP |
5155 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); |
5156 | if (ret) { | |
5157 | ret = -EINVAL; | |
5158 | goto end; | |
5159 | } | |
5160 | ||
5161 | /* Update saved value indexes */ | |
5162 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
e98a2d6e | 5163 | if (ret) { |
44c440bc PP |
5164 | ret = -EINVAL; |
5165 | goto end; | |
5166 | } | |
5167 | ||
5168 | /* Validate what we have so far */ | |
5169 | ret = ctf_trace_class_validate(ctx->ctf_tc); | |
5170 | if (ret) { | |
5171 | ret = -EINVAL; | |
5172 | goto end; | |
5173 | } | |
5174 | ||
5175 | /* Copy new CTF metadata -> new IR metadata */ | |
5176 | ret = ctf_trace_class_translate(ctx->trace, ctx->ctf_tc); | |
5177 | if (ret) { | |
5178 | ret = -EINVAL; | |
5179 | goto end; | |
e98a2d6e PP |
5180 | } |
5181 | ||
1e649dff | 5182 | end: |
e98a2d6e PP |
5183 | return ret; |
5184 | } |