Commit | Line | Data |
---|---|---|
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 | ||
f7b785ac PP |
30 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
31 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) | |
350ad6c1 | 32 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" |
f7b785ac | 33 | #include "plugins/comp-logging.h" |
08da4f77 | 34 | |
e98a2d6e PP |
35 | #include <stdio.h> |
36 | #include <unistd.h> | |
37 | #include <string.h> | |
c55a9f58 | 38 | #include <stdbool.h> |
e98a2d6e PP |
39 | #include <stdlib.h> |
40 | #include <ctype.h> | |
578e048b | 41 | #include "common/assert.h" |
e98a2d6e PP |
42 | #include <glib.h> |
43 | #include <inttypes.h> | |
44 | #include <errno.h> | |
578e048b | 45 | #include "common/common.h" |
6162e6b7 | 46 | #include "common/uuid.h" |
578e048b | 47 | #include "compat/endian.h" |
3fadfbc0 | 48 | #include <babeltrace2/babeltrace.h> |
e98a2d6e | 49 | |
0746848c | 50 | #include "logging.h" |
06a626b8 JG |
51 | #include "scanner.h" |
52 | #include "parser.h" | |
53 | #include "ast.h" | |
a2a54545 | 54 | #include "decoder.h" |
44c440bc PP |
55 | #include "ctf-meta.h" |
56 | #include "ctf-meta-visitors.h" | |
e98a2d6e PP |
57 | |
58 | /* Bit value (left shift) */ | |
59 | #define _BV(_val) (1 << (_val)) | |
60 | ||
61 | /* Bit is set in a set of bits */ | |
62 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
63 | ||
64 | /* Set bit in a set of bits */ | |
65 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
66 | ||
44c440bc PP |
67 | /* Try to push scope, or go to the `error` label */ |
68 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ | |
69 | do { \ | |
70 | ret = ctx_push_scope(ctx); \ | |
71 | if (ret) { \ | |
f7b785ac | 72 | BT_COMP_LOGE_STR("Cannot push scope."); \ |
44c440bc PP |
73 | goto error; \ |
74 | } \ | |
75 | } while (0) | |
76 | ||
e98a2d6e PP |
77 | /* Bits for verifying existing attributes in various declarations */ |
78 | enum { | |
79 | _CLOCK_NAME_SET = _BV(0), | |
80 | _CLOCK_UUID_SET = _BV(1), | |
81 | _CLOCK_FREQ_SET = _BV(2), | |
82 | _CLOCK_PRECISION_SET = _BV(3), | |
83 | _CLOCK_OFFSET_S_SET = _BV(4), | |
84 | _CLOCK_OFFSET_SET = _BV(5), | |
85 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
86 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
87 | }; | |
88 | ||
89 | enum { | |
90 | _INTEGER_ALIGN_SET = _BV(0), | |
91 | _INTEGER_SIZE_SET = _BV(1), | |
92 | _INTEGER_BASE_SET = _BV(2), | |
93 | _INTEGER_ENCODING_SET = _BV(3), | |
94 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
95 | _INTEGER_SIGNED_SET = _BV(5), | |
96 | _INTEGER_MAP_SET = _BV(6), | |
97 | }; | |
98 | ||
99 | enum { | |
100 | _FLOAT_ALIGN_SET = _BV(0), | |
101 | _FLOAT_MANT_DIG_SET = _BV(1), | |
102 | _FLOAT_EXP_DIG_SET = _BV(2), | |
103 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
104 | }; | |
105 | ||
106 | enum { | |
107 | _STRING_ENCODING_SET = _BV(0), | |
108 | }; | |
109 | ||
110 | enum { | |
111 | _TRACE_MINOR_SET = _BV(0), | |
112 | _TRACE_MAJOR_SET = _BV(1), | |
113 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
114 | _TRACE_UUID_SET = _BV(3), | |
115 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
116 | }; | |
117 | ||
118 | enum { | |
119 | _STREAM_ID_SET = _BV(0), | |
120 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
121 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
122 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
123 | }; | |
124 | ||
125 | enum { | |
126 | _EVENT_NAME_SET = _BV(0), | |
127 | _EVENT_ID_SET = _BV(1), | |
128 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
129 | _EVENT_STREAM_ID_SET = _BV(3), | |
44c440bc | 130 | _EVENT_LOG_LEVEL_SET = _BV(4), |
e98a2d6e PP |
131 | _EVENT_CONTEXT_SET = _BV(5), |
132 | _EVENT_FIELDS_SET = _BV(6), | |
133 | }; | |
134 | ||
c3c30b08 | 135 | enum loglevel { |
44c440bc PP |
136 | LOG_LEVEL_EMERG = 0, |
137 | LOG_LEVEL_ALERT = 1, | |
138 | LOG_LEVEL_CRIT = 2, | |
139 | LOG_LEVEL_ERR = 3, | |
140 | LOG_LEVEL_WARNING = 4, | |
141 | LOG_LEVEL_NOTICE = 5, | |
142 | LOG_LEVEL_INFO = 6, | |
143 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
144 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
145 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
146 | LOG_LEVEL_DEBUG_MODULE = 10, | |
147 | LOG_LEVEL_DEBUG_UNIT = 11, | |
148 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
149 | LOG_LEVEL_DEBUG_LINE = 13, | |
150 | LOG_LEVEL_DEBUG = 14, | |
c3c30b08 MD |
151 | _NR_LOGLEVELS = 15, |
152 | }; | |
153 | ||
5cd6d0e5 | 154 | /* Prefixes of class aliases */ |
e98a2d6e PP |
155 | #define _PREFIX_ALIAS 'a' |
156 | #define _PREFIX_ENUM 'e' | |
157 | #define _PREFIX_STRUCT 's' | |
158 | #define _PREFIX_VARIANT 'v' | |
159 | ||
160 | /* First entry in a BT list */ | |
5cd6d0e5 PP |
161 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) \ |
162 | bt_list_entry((_ptr)->next, _class, _member) | |
e98a2d6e | 163 | |
f7b785ac PP |
164 | #define _BT_COMP_LOGE_DUP_ATTR(_node, _attr, _entity) \ |
165 | _BT_COMP_LOGE_LINENO((_node)->lineno, \ | |
28973adf PP |
166 | "Duplicate attribute in %s: attr-name=\"%s\"", \ |
167 | _entity, _attr) | |
168 | ||
f7b785ac PP |
169 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) \ |
170 | _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 171 | |
f7b785ac PP |
172 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) \ |
173 | _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 174 | |
ef267d12 PP |
175 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) \ |
176 | _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
177 | |
178 | /* | |
179 | * Declaration scope of a visitor context. This represents a TSDL | |
180 | * lexical scope, so that aliases and named structures, variants, | |
181 | * and enumerations may be registered and looked up hierarchically. | |
182 | */ | |
183 | struct ctx_decl_scope { | |
184 | /* | |
5cd6d0e5 | 185 | * Alias name to field class. |
e98a2d6e | 186 | * |
5cd6d0e5 | 187 | * GQuark -> struct ctf_field_class * (owned by this) |
e98a2d6e PP |
188 | */ |
189 | GHashTable *decl_map; | |
190 | ||
191 | /* Parent scope; NULL if this is the root declaration scope */ | |
192 | struct ctx_decl_scope *parent_scope; | |
193 | }; | |
194 | ||
195 | /* | |
1e649dff | 196 | * Visitor context (private). |
e98a2d6e PP |
197 | */ |
198 | struct ctx { | |
f7b785ac PP |
199 | struct meta_log_config log_cfg; |
200 | ||
862ca4ed | 201 | /* Trace IR trace class being filled (owned by this) */ |
b19ff26f | 202 | bt_trace_class *trace_class; |
e98a2d6e | 203 | |
44c440bc PP |
204 | /* CTF meta trace being filled (owned by this) */ |
205 | struct ctf_trace_class *ctf_tc; | |
206 | ||
207 | /* Current declaration scope (top of the stack) (owned by this) */ | |
e98a2d6e PP |
208 | struct ctx_decl_scope *current_scope; |
209 | ||
44c440bc PP |
210 | /* True if trace declaration is visited */ |
211 | bool is_trace_visited; | |
e98a2d6e | 212 | |
44c440bc | 213 | /* True if this is an LTTng trace */ |
f4421ff3 PP |
214 | bool is_lttng; |
215 | ||
a2a54545 PP |
216 | /* Config passed by the user */ |
217 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
218 | }; |
219 | ||
1e649dff PP |
220 | /* |
221 | * Visitor (public). | |
222 | */ | |
44c440bc | 223 | struct ctf_visitor_generate_ir; |
1e649dff | 224 | |
e98a2d6e PP |
225 | /** |
226 | * Creates a new declaration scope. | |
227 | * | |
228 | * @param par_scope Parent scope (NULL if creating a root scope) | |
229 | * @returns New declaration scope, or NULL on error | |
230 | */ | |
231 | static | |
0746848c PP |
232 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx *ctx, |
233 | struct ctx_decl_scope *par_scope) | |
e98a2d6e PP |
234 | { |
235 | struct ctx_decl_scope *scope; | |
236 | ||
237 | scope = g_new(struct ctx_decl_scope, 1); | |
238 | if (!scope) { | |
f7b785ac | 239 | BT_COMP_LOGE_STR("Failed to allocate one declaration scope."); |
e98a2d6e PP |
240 | goto end; |
241 | } | |
242 | ||
243 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
5cd6d0e5 | 244 | NULL, (GDestroyNotify) ctf_field_class_destroy); |
e98a2d6e PP |
245 | scope->parent_scope = par_scope; |
246 | ||
247 | end: | |
248 | return scope; | |
249 | } | |
250 | ||
251 | /** | |
252 | * Destroys a declaration scope. | |
253 | * | |
254 | * This function does not destroy the parent scope. | |
255 | * | |
256 | * @param scope Scope to destroy | |
257 | */ | |
258 | static | |
259 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
260 | { | |
261 | if (!scope) { | |
262 | goto end; | |
263 | } | |
264 | ||
265 | g_hash_table_destroy(scope->decl_map); | |
266 | g_free(scope); | |
267 | ||
268 | end: | |
269 | return; | |
270 | } | |
271 | ||
272 | /** | |
273 | * Returns the GQuark of a prefixed alias. | |
274 | * | |
275 | * @param prefix Prefix character | |
276 | * @param name Name | |
277 | * @returns Associated GQuark, or 0 on error | |
278 | */ | |
279 | static | |
0746848c | 280 | GQuark get_prefixed_named_quark(struct ctx *ctx, char prefix, const char *name) |
e98a2d6e PP |
281 | { |
282 | GQuark qname = 0; | |
283 | ||
f6ccaed9 | 284 | BT_ASSERT(name); |
e98a2d6e PP |
285 | |
286 | /* Prefix character + original string + '\0' */ | |
287 | char *prname = g_new(char, strlen(name) + 2); | |
288 | if (!prname) { | |
f7b785ac | 289 | BT_COMP_LOGE_STR("Failed to allocate a string."); |
e98a2d6e PP |
290 | goto end; |
291 | } | |
292 | ||
293 | sprintf(prname, "%c%s", prefix, name); | |
294 | qname = g_quark_from_string(prname); | |
295 | g_free(prname); | |
296 | ||
297 | end: | |
298 | return qname; | |
299 | } | |
300 | ||
301 | /** | |
5cd6d0e5 | 302 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
303 | * |
304 | * @param scope Declaration scope | |
305 | * @param prefix Prefix character | |
306 | * @param name Alias name | |
44c440bc PP |
307 | * @param levels Number of levels to dig into (-1 means infinite) |
308 | * @param copy True to return a copy | |
309 | * @returns Declaration (owned by caller if \p copy is true), | |
310 | * or NULL if not found | |
e98a2d6e PP |
311 | */ |
312 | static | |
5cd6d0e5 | 313 | struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias( |
0746848c PP |
314 | struct ctx *ctx, struct ctx_decl_scope *scope, char prefix, |
315 | const char *name, int levels, bool copy) | |
e98a2d6e PP |
316 | { |
317 | GQuark qname = 0; | |
318 | int cur_levels = 0; | |
5cd6d0e5 | 319 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
320 | struct ctx_decl_scope *cur_scope = scope; |
321 | ||
f6ccaed9 PP |
322 | BT_ASSERT(scope); |
323 | BT_ASSERT(name); | |
0746848c | 324 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e | 325 | if (!qname) { |
44c440bc | 326 | goto end; |
e98a2d6e PP |
327 | } |
328 | ||
329 | if (levels < 0) { | |
330 | levels = INT_MAX; | |
331 | } | |
332 | ||
333 | while (cur_scope && cur_levels < levels) { | |
334 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 335 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
336 | if (decl) { |
337 | /* Caller's reference */ | |
44c440bc | 338 | if (copy) { |
5cd6d0e5 | 339 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
340 | BT_ASSERT(decl); |
341 | } | |
342 | ||
343 | goto end; | |
e98a2d6e PP |
344 | } |
345 | ||
346 | cur_scope = cur_scope->parent_scope; | |
347 | cur_levels++; | |
348 | } | |
349 | ||
44c440bc | 350 | end: |
e98a2d6e | 351 | return decl; |
e98a2d6e PP |
352 | } |
353 | ||
354 | /** | |
5cd6d0e5 | 355 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
356 | * |
357 | * @param scope Declaration scope | |
358 | * @param name Alias name | |
44c440bc PP |
359 | * @param levels Number of levels to dig into (-1 means infinite) |
360 | * @param copy True to return a copy | |
361 | * @returns Declaration (owned by caller if \p copy is true), | |
362 | * or NULL if not found | |
e98a2d6e PP |
363 | */ |
364 | static | |
0746848c | 365 | struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctx *ctx, |
44c440bc PP |
366 | struct ctx_decl_scope *scope, const char *name, int levels, |
367 | bool copy) | |
e98a2d6e | 368 | { |
0746848c | 369 | return ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 370 | name, levels, copy); |
e98a2d6e PP |
371 | } |
372 | ||
373 | /** | |
374 | * Looks up an enumeration within a declaration scope. | |
375 | * | |
376 | * @param scope Declaration scope | |
377 | * @param name Enumeration name | |
44c440bc PP |
378 | * @param levels Number of levels to dig into (-1 means infinite) |
379 | * @param copy True to return a copy | |
380 | * @returns Declaration (owned by caller if \p copy is true), | |
381 | * or NULL if not found | |
e98a2d6e PP |
382 | */ |
383 | static | |
0746848c | 384 | struct ctf_field_class_enum *ctx_decl_scope_lookup_enum(struct ctx *ctx, |
44c440bc PP |
385 | struct ctx_decl_scope *scope, const char *name, int levels, |
386 | bool copy) | |
e98a2d6e | 387 | { |
0746848c PP |
388 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
389 | _PREFIX_ENUM, name, levels, copy); | |
e98a2d6e PP |
390 | } |
391 | ||
392 | /** | |
393 | * Looks up a structure within a declaration scope. | |
394 | * | |
395 | * @param scope Declaration scope | |
396 | * @param name Structure name | |
44c440bc PP |
397 | * @param levels Number of levels to dig into (-1 means infinite) |
398 | * @param copy True to return a copy | |
399 | * @returns Declaration (owned by caller if \p copy is true), | |
400 | * or NULL if not found | |
e98a2d6e PP |
401 | */ |
402 | static | |
0746848c | 403 | struct ctf_field_class_struct *ctx_decl_scope_lookup_struct(struct ctx *ctx, |
44c440bc PP |
404 | struct ctx_decl_scope *scope, const char *name, int levels, |
405 | bool copy) | |
e98a2d6e | 406 | { |
0746848c | 407 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 408 | _PREFIX_STRUCT, name, levels, copy); |
e98a2d6e PP |
409 | } |
410 | ||
411 | /** | |
412 | * Looks up a variant within a declaration scope. | |
413 | * | |
414 | * @param scope Declaration scope | |
415 | * @param name Variant name | |
44c440bc PP |
416 | * @param levels Number of levels to dig into (-1 means infinite) |
417 | * @param copy True to return a copy | |
418 | * @returns Declaration (owned by caller if \p copy is true), | |
419 | * or NULL if not found | |
e98a2d6e PP |
420 | */ |
421 | static | |
0746848c | 422 | struct ctf_field_class_variant *ctx_decl_scope_lookup_variant(struct ctx *ctx, |
44c440bc PP |
423 | struct ctx_decl_scope *scope, const char *name, int levels, |
424 | bool copy) | |
e98a2d6e | 425 | { |
0746848c | 426 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 427 | _PREFIX_VARIANT, name, levels, copy); |
e98a2d6e PP |
428 | } |
429 | ||
430 | /** | |
5cd6d0e5 | 431 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
432 | * |
433 | * @param scope Declaration scope | |
434 | * @param prefix Prefix character | |
435 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 436 | * @param decl Field class to register (copied) |
e98a2d6e PP |
437 | * @returns 0 if registration went okay, negative value otherwise |
438 | */ | |
439 | static | |
0746848c PP |
440 | int ctx_decl_scope_register_prefix_alias(struct ctx *ctx, |
441 | struct ctx_decl_scope *scope, char prefix, const char *name, | |
442 | struct ctf_field_class *decl) | |
e98a2d6e PP |
443 | { |
444 | int ret = 0; | |
445 | GQuark qname = 0; | |
e98a2d6e | 446 | |
f6ccaed9 PP |
447 | BT_ASSERT(scope); |
448 | BT_ASSERT(name); | |
449 | BT_ASSERT(decl); | |
0746848c | 450 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e PP |
451 | if (!qname) { |
452 | ret = -ENOMEM; | |
44c440bc | 453 | goto end; |
e98a2d6e PP |
454 | } |
455 | ||
456 | /* Make sure alias does not exist in local scope */ | |
0746848c | 457 | if (ctx_decl_scope_lookup_prefix_alias(ctx, scope, prefix, name, 1, |
44c440bc | 458 | false)) { |
e98a2d6e | 459 | ret = -EEXIST; |
44c440bc | 460 | goto end; |
e98a2d6e PP |
461 | } |
462 | ||
5cd6d0e5 | 463 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
464 | BT_ASSERT(decl); |
465 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 466 | |
44c440bc | 467 | end: |
e98a2d6e PP |
468 | return ret; |
469 | } | |
470 | ||
471 | /** | |
5cd6d0e5 | 472 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
473 | * |
474 | * @param scope Declaration scope | |
475 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 476 | * @param decl Field class to register (copied) |
e98a2d6e PP |
477 | * @returns 0 if registration went okay, negative value otherwise |
478 | */ | |
479 | static | |
0746848c | 480 | int ctx_decl_scope_register_alias(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 481 | const char *name, struct ctf_field_class *decl) |
e98a2d6e | 482 | { |
0746848c | 483 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 484 | name, (void *) decl); |
e98a2d6e PP |
485 | } |
486 | ||
487 | /** | |
488 | * Registers an enumeration declaration within a declaration scope. | |
489 | * | |
490 | * @param scope Declaration scope | |
491 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 492 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
493 | * @returns 0 if registration went okay, negative value otherwise |
494 | */ | |
495 | static | |
0746848c | 496 | int ctx_decl_scope_register_enum(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 497 | const char *name, struct ctf_field_class_enum *decl) |
e98a2d6e | 498 | { |
0746848c | 499 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ENUM, |
44c440bc | 500 | name, (void *) decl); |
e98a2d6e PP |
501 | } |
502 | ||
503 | /** | |
504 | * Registers a structure declaration within a declaration scope. | |
505 | * | |
506 | * @param scope Declaration scope | |
507 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 508 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
509 | * @returns 0 if registration went okay, negative value otherwise |
510 | */ | |
511 | static | |
0746848c PP |
512 | int ctx_decl_scope_register_struct(struct ctx *ctx, |
513 | struct ctx_decl_scope *scope, const char *name, | |
514 | struct ctf_field_class_struct *decl) | |
e98a2d6e | 515 | { |
0746848c | 516 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_STRUCT, |
44c440bc | 517 | name, (void *) decl); |
e98a2d6e PP |
518 | } |
519 | ||
520 | /** | |
521 | * Registers a variant declaration within a declaration scope. | |
522 | * | |
523 | * @param scope Declaration scope | |
524 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 525 | * @param decl Variant field class to register |
e98a2d6e PP |
526 | * @returns 0 if registration went okay, negative value otherwise |
527 | */ | |
528 | static | |
0746848c PP |
529 | int ctx_decl_scope_register_variant(struct ctx *ctx, |
530 | struct ctx_decl_scope *scope, const char *name, | |
531 | struct ctf_field_class_variant *decl) | |
e98a2d6e | 532 | { |
0746848c | 533 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_VARIANT, |
44c440bc | 534 | name, (void *) decl); |
e98a2d6e PP |
535 | } |
536 | ||
91fd6f6a PP |
537 | /** |
538 | * Destroys a visitor context. | |
539 | * | |
540 | * @param ctx Visitor context to destroy | |
541 | */ | |
542 | static | |
543 | void ctx_destroy(struct ctx *ctx) | |
544 | { | |
545 | struct ctx_decl_scope *scope; | |
91fd6f6a PP |
546 | |
547 | if (!ctx) { | |
548 | goto end; | |
549 | } | |
550 | ||
551 | scope = ctx->current_scope; | |
552 | ||
44c440bc PP |
553 | /* |
554 | * Destroy all scopes, from current one to the root scope. | |
555 | */ | |
91fd6f6a PP |
556 | while (scope) { |
557 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
558 | ||
559 | ctx_decl_scope_destroy(scope); | |
560 | scope = parent_scope; | |
561 | } | |
562 | ||
c5b9b441 | 563 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 564 | |
44c440bc PP |
565 | if (ctx->ctf_tc) { |
566 | ctf_trace_class_destroy(ctx->ctf_tc); | |
567 | } | |
568 | ||
91fd6f6a PP |
569 | g_free(ctx); |
570 | ||
571 | end: | |
572 | return; | |
573 | } | |
574 | ||
e98a2d6e PP |
575 | /** |
576 | * Creates a new visitor context. | |
577 | * | |
578 | * @param trace Associated trace | |
e98a2d6e PP |
579 | * @returns New visitor context, or NULL on error |
580 | */ | |
581 | static | |
f7b785ac | 582 | struct ctx *ctx_create(const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e PP |
583 | { |
584 | struct ctx *ctx = NULL; | |
e98a2d6e | 585 | |
f6ccaed9 | 586 | BT_ASSERT(decoder_config); |
a2a54545 | 587 | |
1e649dff | 588 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 589 | if (!ctx) { |
f7b785ac PP |
590 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
591 | decoder_config->self_comp, | |
0746848c | 592 | "Failed to allocate one visitor context."); |
e98a2d6e PP |
593 | goto error; |
594 | } | |
595 | ||
f7b785ac PP |
596 | ctx->log_cfg.log_level = decoder_config->log_level; |
597 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
0746848c | 598 | |
f7b785ac | 599 | if (decoder_config->self_comp) { |
41693723 | 600 | ctx->trace_class = bt_trace_class_create( |
f7b785ac | 601 | decoder_config->self_comp); |
41693723 | 602 | if (!ctx->trace_class) { |
f7b785ac | 603 | BT_COMP_LOGE_STR("Cannot create empty trace class."); |
41693723 PP |
604 | goto error; |
605 | } | |
44c440bc PP |
606 | } |
607 | ||
608 | ctx->ctf_tc = ctf_trace_class_create(); | |
609 | if (!ctx->ctf_tc) { | |
f7b785ac | 610 | BT_COMP_LOGE_STR("Cannot create CTF trace class."); |
e98a2d6e PP |
611 | goto error; |
612 | } | |
613 | ||
44c440bc | 614 | /* Root declaration scope */ |
0746848c | 615 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); |
44c440bc | 616 | if (!ctx->current_scope) { |
f7b785ac | 617 | BT_COMP_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
618 | goto error; |
619 | } | |
620 | ||
a2a54545 | 621 | ctx->decoder_config = *decoder_config; |
44c440bc | 622 | goto end; |
e98a2d6e PP |
623 | |
624 | error: | |
91fd6f6a | 625 | ctx_destroy(ctx); |
44c440bc PP |
626 | ctx = NULL; |
627 | ||
628 | end: | |
629 | return ctx; | |
e98a2d6e PP |
630 | } |
631 | ||
e98a2d6e PP |
632 | /** |
633 | * Pushes a new declaration scope on top of a visitor context's | |
634 | * declaration scope stack. | |
635 | * | |
636 | * @param ctx Visitor context | |
637 | * @returns 0 on success, or a negative value on error | |
638 | */ | |
639 | static | |
640 | int ctx_push_scope(struct ctx *ctx) | |
641 | { | |
642 | int ret = 0; | |
643 | struct ctx_decl_scope *new_scope; | |
644 | ||
f6ccaed9 | 645 | BT_ASSERT(ctx); |
0746848c | 646 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); |
e98a2d6e | 647 | if (!new_scope) { |
f7b785ac | 648 | BT_COMP_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
649 | ret = -ENOMEM; |
650 | goto end; | |
651 | } | |
652 | ||
653 | ctx->current_scope = new_scope; | |
654 | ||
655 | end: | |
656 | return ret; | |
657 | } | |
658 | ||
659 | static | |
660 | void ctx_pop_scope(struct ctx *ctx) | |
661 | { | |
662 | struct ctx_decl_scope *parent_scope = NULL; | |
663 | ||
f6ccaed9 | 664 | BT_ASSERT(ctx); |
e98a2d6e PP |
665 | |
666 | if (!ctx->current_scope) { | |
667 | goto end; | |
668 | } | |
669 | ||
670 | parent_scope = ctx->current_scope->parent_scope; | |
671 | ctx_decl_scope_destroy(ctx->current_scope); | |
672 | ctx->current_scope = parent_scope; | |
673 | ||
674 | end: | |
675 | return; | |
676 | } | |
677 | ||
678 | static | |
5cd6d0e5 PP |
679 | int visit_field_class_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, |
680 | struct ctf_field_class **decl); | |
e98a2d6e | 681 | |
6acddae3 | 682 | static |
0746848c | 683 | char *remove_underscores_from_field_ref(struct ctx *ctx, const char *field_ref) |
6acddae3 PP |
684 | { |
685 | const char *in_ch; | |
686 | char *out_ch; | |
687 | char *ret; | |
688 | enum { | |
689 | UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE, | |
690 | UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE, | |
691 | } state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
692 | ||
f6ccaed9 | 693 | BT_ASSERT(field_ref); |
6acddae3 PP |
694 | ret = calloc(strlen(field_ref) + 1, 1); |
695 | if (!ret) { | |
f7b785ac | 696 | BT_COMP_LOGE("Failed to allocate a string: size=%zu", |
6acddae3 PP |
697 | strlen(field_ref) + 1); |
698 | goto end; | |
699 | } | |
700 | ||
701 | in_ch = field_ref; | |
702 | out_ch = ret; | |
703 | ||
704 | while (*in_ch != '\0') { | |
705 | switch (*in_ch) { | |
706 | case ' ': | |
707 | case '\t': | |
708 | /* Remove whitespace */ | |
709 | in_ch++; | |
710 | continue; | |
711 | case '_': | |
712 | if (state == UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE) { | |
713 | in_ch++; | |
714 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
715 | continue; | |
716 | } | |
717 | ||
718 | goto copy; | |
719 | case '.': | |
720 | state = UNDERSCORE_REMOVE_STATE_REMOVE_NEXT_UNDERSCORE; | |
721 | goto copy; | |
722 | default: | |
723 | state = UNDERSCORE_REMOVE_STATE_DO_NOT_REMOVE_NEXT_UNDERSCORE; | |
724 | goto copy; | |
725 | } | |
726 | ||
727 | copy: | |
728 | *out_ch = *in_ch; | |
729 | in_ch++; | |
730 | out_ch++; | |
731 | } | |
732 | ||
733 | end: | |
734 | return ret; | |
735 | } | |
736 | ||
e98a2d6e PP |
737 | static |
738 | int is_unary_string(struct bt_list_head *head) | |
739 | { | |
740 | int ret = TRUE; | |
741 | struct ctf_node *node; | |
742 | ||
743 | bt_list_for_each_entry(node, head, siblings) { | |
744 | if (node->type != NODE_UNARY_EXPRESSION) { | |
745 | ret = FALSE; | |
746 | } | |
747 | ||
748 | if (node->u.unary_expression.type != UNARY_STRING) { | |
749 | ret = FALSE; | |
750 | } | |
751 | } | |
752 | ||
753 | return ret; | |
754 | } | |
755 | ||
756 | static | |
757 | char *concatenate_unary_strings(struct bt_list_head *head) | |
758 | { | |
759 | int i = 0; | |
760 | GString *str; | |
761 | struct ctf_node *node; | |
762 | ||
763 | str = g_string_new(NULL); | |
f6ccaed9 | 764 | BT_ASSERT(str); |
e98a2d6e PP |
765 | |
766 | bt_list_for_each_entry(node, head, siblings) { | |
767 | char *src_string; | |
768 | ||
769 | if ( | |
770 | node->type != NODE_UNARY_EXPRESSION || | |
771 | node->u.unary_expression.type != UNARY_STRING || | |
772 | !( | |
773 | ( | |
774 | node->u.unary_expression.link != | |
775 | UNARY_LINK_UNKNOWN | |
776 | ) ^ (i == 0) | |
777 | ) | |
778 | ) { | |
779 | goto error; | |
780 | } | |
781 | ||
782 | switch (node->u.unary_expression.link) { | |
783 | case UNARY_DOTLINK: | |
784 | g_string_append(str, "."); | |
785 | break; | |
786 | case UNARY_ARROWLINK: | |
787 | g_string_append(str, "->"); | |
788 | break; | |
789 | case UNARY_DOTDOTDOT: | |
790 | g_string_append(str, "..."); | |
791 | break; | |
792 | default: | |
793 | break; | |
794 | } | |
795 | ||
796 | src_string = node->u.unary_expression.u.string; | |
797 | g_string_append(str, src_string); | |
798 | i++; | |
799 | } | |
800 | ||
801 | /* Destroys the container, returns the underlying string */ | |
802 | return g_string_free(str, FALSE); | |
803 | ||
804 | error: | |
805 | /* This always returns NULL */ | |
806 | return g_string_free(str, TRUE); | |
807 | } | |
808 | ||
809 | static | |
810 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
811 | { | |
812 | int i = 0; | |
813 | struct ctf_node *node; | |
814 | const char *name = NULL; | |
815 | ||
816 | bt_list_for_each_entry(node, head, siblings) { | |
817 | char *src_string; | |
818 | int uexpr_type = node->u.unary_expression.type; | |
819 | int uexpr_link = node->u.unary_expression.link; | |
820 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
821 | uexpr_type != UNARY_STRING || | |
822 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
823 | if (cond) { | |
824 | goto error; | |
825 | } | |
826 | ||
827 | /* Needs to be chained with . */ | |
828 | switch (node->u.unary_expression.link) { | |
829 | case UNARY_DOTLINK: | |
830 | break; | |
831 | case UNARY_ARROWLINK: | |
832 | case UNARY_DOTDOTDOT: | |
833 | goto error; | |
834 | default: | |
835 | break; | |
836 | } | |
837 | ||
838 | src_string = node->u.unary_expression.u.string; | |
839 | ||
840 | switch (i) { | |
841 | case 0: | |
842 | if (strcmp("clock", src_string)) { | |
843 | goto error; | |
844 | } | |
845 | break; | |
846 | case 1: | |
847 | name = src_string; | |
848 | break; | |
849 | case 2: | |
850 | if (strcmp("value", src_string)) { | |
851 | goto error; | |
852 | } | |
853 | break; | |
854 | default: | |
855 | /* Extra identifier, unknown */ | |
856 | goto error; | |
857 | } | |
858 | ||
859 | i++; | |
860 | } | |
861 | ||
862 | return name; | |
863 | ||
864 | error: | |
865 | return NULL; | |
866 | } | |
867 | ||
868 | static | |
869 | int is_unary_unsigned(struct bt_list_head *head) | |
870 | { | |
871 | int ret = TRUE; | |
872 | struct ctf_node *node; | |
873 | ||
874 | bt_list_for_each_entry(node, head, siblings) { | |
875 | if (node->type != NODE_UNARY_EXPRESSION) { | |
876 | ret = FALSE; | |
877 | } | |
878 | ||
879 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
880 | ret = FALSE; | |
881 | } | |
882 | } | |
883 | ||
884 | return ret; | |
885 | } | |
886 | ||
887 | static | |
0746848c PP |
888 | int get_unary_unsigned(struct ctx *ctx, struct bt_list_head *head, |
889 | uint64_t *value) | |
e98a2d6e PP |
890 | { |
891 | int i = 0; | |
892 | int ret = 0; | |
893 | struct ctf_node *node; | |
894 | ||
e22b45d0 PP |
895 | *value = 0; |
896 | ||
d82c602e JG |
897 | if (bt_list_empty(head)) { |
898 | ret = -1; | |
899 | goto end; | |
900 | } | |
901 | ||
e98a2d6e PP |
902 | bt_list_for_each_entry(node, head, siblings) { |
903 | int uexpr_type = node->u.unary_expression.type; | |
904 | int uexpr_link = node->u.unary_expression.link; | |
905 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
906 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
907 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
908 | if (cond) { | |
f7b785ac | 909 | _BT_COMP_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
910 | ret = -EINVAL; |
911 | goto end; | |
912 | } | |
913 | ||
914 | *value = node->u.unary_expression.u.unsigned_constant; | |
915 | i++; | |
916 | } | |
917 | ||
918 | end: | |
919 | return ret; | |
920 | } | |
921 | ||
922 | static | |
923 | int is_unary_signed(struct bt_list_head *head) | |
924 | { | |
925 | int ret = TRUE; | |
926 | struct ctf_node *node; | |
927 | ||
928 | bt_list_for_each_entry(node, head, siblings) { | |
929 | if (node->type != NODE_UNARY_EXPRESSION) { | |
930 | ret = FALSE; | |
931 | } | |
932 | ||
933 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
934 | ret = FALSE; | |
935 | } | |
936 | } | |
937 | ||
938 | return ret; | |
939 | } | |
940 | ||
941 | static | |
942 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
943 | { | |
944 | int i = 0; | |
945 | int ret = 0; | |
946 | struct ctf_node *node; | |
947 | ||
948 | bt_list_for_each_entry(node, head, siblings) { | |
949 | int uexpr_type = node->u.unary_expression.type; | |
950 | int uexpr_link = node->u.unary_expression.link; | |
951 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
952 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
953 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
954 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
955 | if (cond) { | |
956 | ret = -EINVAL; | |
957 | goto end; | |
958 | } | |
959 | ||
fb4ac437 | 960 | switch (uexpr_type) { |
e98a2d6e PP |
961 | case UNARY_UNSIGNED_CONSTANT: |
962 | *value = (int64_t) | |
963 | node->u.unary_expression.u.unsigned_constant; | |
964 | break; | |
965 | case UNARY_SIGNED_CONSTANT: | |
966 | *value = node->u.unary_expression.u.signed_constant; | |
967 | break; | |
968 | default: | |
969 | ret = -EINVAL; | |
970 | goto end; | |
971 | } | |
972 | ||
973 | i++; | |
974 | } | |
975 | ||
976 | end: | |
977 | return ret; | |
978 | } | |
979 | ||
980 | static | |
0746848c | 981 | int get_unary_uuid(struct ctx *ctx, struct bt_list_head *head, |
6162e6b7 | 982 | uint8_t *uuid) |
e98a2d6e PP |
983 | { |
984 | int i = 0; | |
985 | int ret = 0; | |
986 | struct ctf_node *node; | |
987 | ||
988 | bt_list_for_each_entry(node, head, siblings) { | |
989 | int uexpr_type = node->u.unary_expression.type; | |
990 | int uexpr_link = node->u.unary_expression.link; | |
991 | const char *src_string; | |
992 | ||
993 | if (node->type != NODE_UNARY_EXPRESSION || | |
994 | uexpr_type != UNARY_STRING || | |
995 | uexpr_link != UNARY_LINK_UNKNOWN || | |
996 | i != 0) { | |
997 | ret = -EINVAL; | |
998 | goto end; | |
999 | } | |
1000 | ||
1001 | src_string = node->u.unary_expression.u.string; | |
6162e6b7 | 1002 | ret = bt_uuid_from_str(src_string, uuid); |
e98a2d6e | 1003 | if (ret) { |
f7b785ac | 1004 | _BT_COMP_LOGE_NODE(node, |
28973adf | 1005 | "Cannot parse UUID: uuid=\"%s\"", src_string); |
e98a2d6e PP |
1006 | goto end; |
1007 | } | |
1008 | } | |
1009 | ||
1010 | end: | |
1011 | return ret; | |
1012 | } | |
1013 | ||
1014 | static | |
0746848c | 1015 | int get_boolean(struct ctx *ctx, struct ctf_node *unary_expr) |
e98a2d6e PP |
1016 | { |
1017 | int ret = 0; | |
1018 | ||
1019 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 1020 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1021 | "Expecting unary expression: node-type=%d", |
08da4f77 | 1022 | unary_expr->type); |
e98a2d6e PP |
1023 | ret = -EINVAL; |
1024 | goto end; | |
1025 | } | |
1026 | ||
1027 | switch (unary_expr->u.unary_expression.type) { | |
1028 | case UNARY_UNSIGNED_CONSTANT: | |
1029 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
1030 | break; | |
1031 | case UNARY_SIGNED_CONSTANT: | |
1032 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
1033 | break; | |
1034 | case UNARY_STRING: | |
1035 | { | |
1036 | const char *str = unary_expr->u.unary_expression.u.string; | |
1037 | ||
2242b43d | 1038 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { |
e98a2d6e | 1039 | ret = TRUE; |
2242b43d | 1040 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { |
e98a2d6e PP |
1041 | ret = FALSE; |
1042 | } else { | |
f7b785ac | 1043 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1044 | "Unexpected boolean value: value=\"%s\"", str); |
e98a2d6e PP |
1045 | ret = -EINVAL; |
1046 | goto end; | |
1047 | } | |
1048 | break; | |
1049 | } | |
1050 | default: | |
f7b785ac | 1051 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1052 | "Unexpected unary expression type: node-type=%d", |
08da4f77 | 1053 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
1054 | ret = -EINVAL; |
1055 | goto end; | |
1056 | } | |
1057 | ||
1058 | end: | |
1059 | return ret; | |
1060 | } | |
1061 | ||
1062 | static | |
0746848c PP |
1063 | enum ctf_byte_order byte_order_from_unary_expr(struct ctx *ctx, |
1064 | struct ctf_node *unary_expr) | |
e98a2d6e PP |
1065 | { |
1066 | const char *str; | |
44c440bc | 1067 | enum ctf_byte_order bo = -1; |
e98a2d6e PP |
1068 | |
1069 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 1070 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1071 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); |
e98a2d6e PP |
1072 | goto end; |
1073 | } | |
1074 | ||
1075 | str = unary_expr->u.unary_expression.u.string; | |
1076 | ||
2242b43d | 1077 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { |
44c440bc | 1078 | bo = CTF_BYTE_ORDER_BIG; |
2242b43d | 1079 | } else if (strcmp(str, "le") == 0) { |
44c440bc | 1080 | bo = CTF_BYTE_ORDER_LITTLE; |
2242b43d | 1081 | } else if (strcmp(str, "native") == 0) { |
44c440bc | 1082 | bo = CTF_BYTE_ORDER_DEFAULT; |
e98a2d6e | 1083 | } else { |
f7b785ac | 1084 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1085 | "Unexpected \"byte_order\" attribute value: " |
08da4f77 | 1086 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
1087 | str); |
1088 | goto end; | |
1089 | } | |
1090 | ||
1091 | end: | |
1092 | return bo; | |
1093 | } | |
1094 | ||
1095 | static | |
44c440bc PP |
1096 | enum ctf_byte_order get_real_byte_order(struct ctx *ctx, |
1097 | struct ctf_node *uexpr) | |
e98a2d6e | 1098 | { |
0746848c | 1099 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 1100 | |
44c440bc PP |
1101 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
1102 | bo = ctx->ctf_tc->default_byte_order; | |
e98a2d6e PP |
1103 | } |
1104 | ||
1105 | return bo; | |
1106 | } | |
1107 | ||
1108 | static | |
1109 | int is_align_valid(uint64_t align) | |
1110 | { | |
44c440bc | 1111 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
1112 | } |
1113 | ||
1114 | static | |
5cd6d0e5 | 1115 | int get_class_specifier_name(struct ctx *ctx, struct ctf_node *cls_specifier, |
44c440bc | 1116 | GString *str) |
e98a2d6e PP |
1117 | { |
1118 | int ret = 0; | |
1119 | ||
5cd6d0e5 | 1120 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { |
f7b785ac | 1121 | _BT_COMP_LOGE_NODE(cls_specifier, |
28973adf | 1122 | "Unexpected node type: node-type=%d", |
5cd6d0e5 | 1123 | cls_specifier->type); |
e98a2d6e PP |
1124 | ret = -EINVAL; |
1125 | goto end; | |
1126 | } | |
1127 | ||
5cd6d0e5 | 1128 | switch (cls_specifier->u.field_class_specifier.type) { |
e98a2d6e PP |
1129 | case TYPESPEC_VOID: |
1130 | g_string_append(str, "void"); | |
1131 | break; | |
1132 | case TYPESPEC_CHAR: | |
1133 | g_string_append(str, "char"); | |
1134 | break; | |
1135 | case TYPESPEC_SHORT: | |
1136 | g_string_append(str, "short"); | |
1137 | break; | |
1138 | case TYPESPEC_INT: | |
1139 | g_string_append(str, "int"); | |
1140 | break; | |
1141 | case TYPESPEC_LONG: | |
1142 | g_string_append(str, "long"); | |
1143 | break; | |
1144 | case TYPESPEC_FLOAT: | |
1145 | g_string_append(str, "float"); | |
1146 | break; | |
1147 | case TYPESPEC_DOUBLE: | |
1148 | g_string_append(str, "double"); | |
1149 | break; | |
1150 | case TYPESPEC_SIGNED: | |
1151 | g_string_append(str, "signed"); | |
1152 | break; | |
1153 | case TYPESPEC_UNSIGNED: | |
1154 | g_string_append(str, "unsigned"); | |
1155 | break; | |
1156 | case TYPESPEC_BOOL: | |
1157 | g_string_append(str, "bool"); | |
1158 | break; | |
1159 | case TYPESPEC_COMPLEX: | |
1160 | g_string_append(str, "_Complex"); | |
1161 | break; | |
1162 | case TYPESPEC_IMAGINARY: | |
1163 | g_string_append(str, "_Imaginary"); | |
1164 | break; | |
1165 | case TYPESPEC_CONST: | |
1166 | g_string_append(str, "const"); | |
1167 | break; | |
1168 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 1169 | if (cls_specifier->u.field_class_specifier.id_type) { |
e98a2d6e | 1170 | g_string_append(str, |
5cd6d0e5 | 1171 | cls_specifier->u.field_class_specifier.id_type); |
e98a2d6e PP |
1172 | } |
1173 | break; | |
1174 | case TYPESPEC_STRUCT: | |
1175 | { | |
5cd6d0e5 | 1176 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1177 | |
1178 | if (!node->u._struct.name) { | |
f7b785ac | 1179 | _BT_COMP_LOGE_NODE(node, "Unexpected empty structure field class name."); |
e98a2d6e PP |
1180 | ret = -EINVAL; |
1181 | goto end; | |
1182 | } | |
1183 | ||
1184 | g_string_append(str, "struct "); | |
1185 | g_string_append(str, node->u._struct.name); | |
1186 | break; | |
1187 | } | |
1188 | case TYPESPEC_VARIANT: | |
1189 | { | |
5cd6d0e5 | 1190 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1191 | |
1192 | if (!node->u.variant.name) { | |
f7b785ac | 1193 | _BT_COMP_LOGE_NODE(node, "Unexpected empty variant field class name."); |
e98a2d6e PP |
1194 | ret = -EINVAL; |
1195 | goto end; | |
1196 | } | |
1197 | ||
1198 | g_string_append(str, "variant "); | |
1199 | g_string_append(str, node->u.variant.name); | |
1200 | break; | |
1201 | } | |
1202 | case TYPESPEC_ENUM: | |
1203 | { | |
5cd6d0e5 | 1204 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1205 | |
1206 | if (!node->u._enum.enum_id) { | |
f7b785ac | 1207 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1208 | "Unexpected empty enumeration field class (`enum`) name."); |
e98a2d6e PP |
1209 | ret = -EINVAL; |
1210 | goto end; | |
1211 | } | |
1212 | ||
1213 | g_string_append(str, "enum "); | |
1214 | g_string_append(str, node->u._enum.enum_id); | |
1215 | break; | |
1216 | } | |
1217 | case TYPESPEC_FLOATING_POINT: | |
1218 | case TYPESPEC_INTEGER: | |
1219 | case TYPESPEC_STRING: | |
1220 | default: | |
f7b785ac | 1221 | _BT_COMP_LOGE_NODE(cls_specifier->u.field_class_specifier.node, |
5cd6d0e5 PP |
1222 | "Unexpected field class specifier type: %d", |
1223 | cls_specifier->u.field_class_specifier.type); | |
e98a2d6e PP |
1224 | ret = -EINVAL; |
1225 | goto end; | |
1226 | } | |
1227 | ||
1228 | end: | |
1229 | return ret; | |
1230 | } | |
1231 | ||
1232 | static | |
5cd6d0e5 PP |
1233 | int get_class_specifier_list_name(struct ctx *ctx, |
1234 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1235 | { |
502b0402 | 1236 | int ret = 0; |
e98a2d6e PP |
1237 | struct ctf_node *iter; |
1238 | int alias_item_nr = 0; | |
1239 | struct bt_list_head *head = | |
5cd6d0e5 | 1240 | &cls_specifier_list->u.field_class_specifier_list.head; |
e98a2d6e PP |
1241 | |
1242 | bt_list_for_each_entry(iter, head, siblings) { | |
1243 | if (alias_item_nr != 0) { | |
1244 | g_string_append(str, " "); | |
1245 | } | |
1246 | ||
1247 | alias_item_nr++; | |
5cd6d0e5 | 1248 | ret = get_class_specifier_name(ctx, iter, str); |
e98a2d6e PP |
1249 | if (ret) { |
1250 | goto end; | |
1251 | } | |
1252 | } | |
1253 | ||
1254 | end: | |
1255 | return ret; | |
1256 | } | |
1257 | ||
1258 | static | |
5cd6d0e5 PP |
1259 | GQuark create_class_alias_identifier(struct ctx *ctx, |
1260 | struct ctf_node *cls_specifier_list, | |
1261 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e PP |
1262 | { |
1263 | int ret; | |
1264 | char *str_c; | |
1265 | GString *str; | |
1266 | GQuark qalias = 0; | |
1267 | struct ctf_node *iter; | |
1268 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1269 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e PP |
1270 | |
1271 | str = g_string_new(""); | |
5cd6d0e5 | 1272 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e PP |
1273 | if (ret) { |
1274 | g_string_free(str, TRUE); | |
1275 | goto end; | |
1276 | } | |
1277 | ||
1278 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1279 | g_string_append(str, " *"); | |
1280 | ||
1281 | if (iter->u.pointer.const_qualifier) { | |
1282 | g_string_append(str, " const"); | |
1283 | } | |
1284 | } | |
1285 | ||
1286 | str_c = g_string_free(str, FALSE); | |
1287 | qalias = g_quark_from_string(str_c); | |
1288 | g_free(str_c); | |
1289 | ||
1290 | end: | |
1291 | return qalias; | |
1292 | } | |
1293 | ||
1294 | static | |
5cd6d0e5 PP |
1295 | int visit_field_class_declarator(struct ctx *ctx, |
1296 | struct ctf_node *cls_specifier_list, | |
1297 | GQuark *field_name, struct ctf_node *node_field_class_declarator, | |
1298 | struct ctf_field_class **field_decl, | |
1299 | struct ctf_field_class *nested_decl) | |
e98a2d6e PP |
1300 | { |
1301 | /* | |
1302 | * During this whole function, nested_decl is always OURS, | |
1303 | * whereas field_decl is an output which we create, but | |
1304 | * belongs to the caller (it is moved). | |
1305 | */ | |
e98a2d6e PP |
1306 | int ret = 0; |
1307 | *field_decl = NULL; | |
1308 | ||
5cd6d0e5 PP |
1309 | /* Validate field class declarator node */ |
1310 | if (node_field_class_declarator) { | |
1311 | if (node_field_class_declarator->u.field_class_declarator.type == | |
e98a2d6e | 1312 | TYPEDEC_UNKNOWN) { |
f7b785ac | 1313 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 PP |
1314 | "Unexpected field class declarator type: type=%d", |
1315 | node_field_class_declarator->u.field_class_declarator.type); | |
e98a2d6e PP |
1316 | ret = -EINVAL; |
1317 | goto error; | |
1318 | } | |
1319 | ||
1320 | /* TODO: GCC bitfields not supported yet */ | |
5cd6d0e5 | 1321 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != |
e98a2d6e | 1322 | NULL) { |
f7b785ac | 1323 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1324 | "GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1325 | ret = -EPERM; |
1326 | goto error; | |
1327 | } | |
1328 | } | |
1329 | ||
1330 | /* Find the right nested declaration if not provided */ | |
1331 | if (!nested_decl) { | |
1332 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1333 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e | 1334 | |
5cd6d0e5 | 1335 | if (node_field_class_declarator && !bt_list_empty(pointers)) { |
e98a2d6e | 1336 | GQuark qalias; |
e98a2d6e PP |
1337 | |
1338 | /* | |
1339 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1340 | * be present in the field class aliases (else |
1341 | * fail). | |
e98a2d6e | 1342 | */ |
5cd6d0e5 PP |
1343 | qalias = create_class_alias_identifier(ctx, |
1344 | cls_specifier_list, node_field_class_declarator); | |
e98a2d6e | 1345 | nested_decl = |
0746848c PP |
1346 | ctx_decl_scope_lookup_alias(ctx, |
1347 | ctx->current_scope, | |
44c440bc | 1348 | g_quark_to_string(qalias), -1, true); |
e98a2d6e | 1349 | if (!nested_decl) { |
f7b785ac | 1350 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 | 1351 | "Cannot find class alias: name=\"%s\"", |
e98a2d6e PP |
1352 | g_quark_to_string(qalias)); |
1353 | ret = -EINVAL; | |
1354 | goto error; | |
1355 | } | |
1356 | ||
864cad70 | 1357 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { |
44c440bc | 1358 | /* Pointer: force integer's base to 16 */ |
5cd6d0e5 | 1359 | struct ctf_field_class_int *int_fc = |
44c440bc | 1360 | (void *) nested_decl; |
e98a2d6e | 1361 | |
5cd6d0e5 PP |
1362 | int_fc->disp_base = |
1363 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
e98a2d6e PP |
1364 | } |
1365 | } else { | |
5cd6d0e5 PP |
1366 | ret = visit_field_class_specifier_list(ctx, |
1367 | cls_specifier_list, &nested_decl); | |
e98a2d6e | 1368 | if (ret) { |
f6ccaed9 | 1369 | BT_ASSERT(!nested_decl); |
e98a2d6e PP |
1370 | goto error; |
1371 | } | |
1372 | } | |
1373 | } | |
1374 | ||
f6ccaed9 | 1375 | BT_ASSERT(nested_decl); |
e98a2d6e | 1376 | |
5cd6d0e5 | 1377 | if (!node_field_class_declarator) { |
44c440bc PP |
1378 | *field_decl = nested_decl; |
1379 | nested_decl = NULL; | |
e98a2d6e PP |
1380 | goto end; |
1381 | } | |
1382 | ||
5cd6d0e5 PP |
1383 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { |
1384 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
e98a2d6e | 1385 | const char *id = |
5cd6d0e5 | 1386 | node_field_class_declarator->u.field_class_declarator.u.id; |
e98a2d6e | 1387 | |
6acddae3 PP |
1388 | if (id[0] == '_') { |
1389 | id++; | |
1390 | } | |
1391 | ||
e98a2d6e PP |
1392 | *field_name = g_quark_from_string(id); |
1393 | } else { | |
1394 | *field_name = 0; | |
1395 | } | |
1396 | ||
44c440bc PP |
1397 | *field_decl = nested_decl; |
1398 | nested_decl = NULL; | |
e98a2d6e PP |
1399 | goto end; |
1400 | } else { | |
1401 | struct ctf_node *first; | |
5cd6d0e5 PP |
1402 | struct ctf_field_class *decl = NULL; |
1403 | struct ctf_field_class *outer_field_decl = NULL; | |
e98a2d6e | 1404 | struct bt_list_head *length = |
5cd6d0e5 PP |
1405 | &node_field_class_declarator-> |
1406 | u.field_class_declarator.u.nested.length; | |
e98a2d6e PP |
1407 | |
1408 | /* Create array/sequence, pass nested_decl as child */ | |
1409 | if (bt_list_empty(length)) { | |
f7b785ac | 1410 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1411 | "Expecting length field reference or value."); |
e98a2d6e PP |
1412 | ret = -EINVAL; |
1413 | goto error; | |
1414 | } | |
1415 | ||
1416 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1417 | if (first->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 1418 | _BT_COMP_LOGE_NODE(first, |
28973adf PP |
1419 | "Unexpected node type: node-type=%d", |
1420 | first->type); | |
e98a2d6e PP |
1421 | ret = -EINVAL; |
1422 | goto error; | |
1423 | } | |
1424 | ||
1425 | switch (first->u.unary_expression.type) { | |
1426 | case UNARY_UNSIGNED_CONSTANT: | |
1427 | { | |
5cd6d0e5 | 1428 | struct ctf_field_class_array *array_decl = NULL; |
44c440bc | 1429 | |
5cd6d0e5 | 1430 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1431 | BT_ASSERT(array_decl); |
1432 | array_decl->length = | |
1433 | first->u.unary_expression.u.unsigned_constant; | |
5cd6d0e5 | 1434 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1435 | nested_decl = NULL; |
1436 | decl = (void *) array_decl; | |
e98a2d6e PP |
1437 | break; |
1438 | } | |
1439 | case UNARY_STRING: | |
1440 | { | |
1441 | /* Lookup unsigned integer definition, create seq. */ | |
5cd6d0e5 | 1442 | struct ctf_field_class_sequence *seq_decl = NULL; |
e98a2d6e PP |
1443 | char *length_name = concatenate_unary_strings(length); |
1444 | ||
1445 | if (!length_name) { | |
f7b785ac | 1446 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1447 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
1448 | ret = -EINVAL; |
1449 | goto error; | |
1450 | } | |
1451 | ||
44c440bc PP |
1452 | if (strncmp(length_name, "env.", 4) == 0) { |
1453 | /* This is, in fact, an array */ | |
1454 | const char *env_entry_name = &length_name[4]; | |
1455 | struct ctf_trace_class_env_entry *env_entry = | |
1456 | ctf_trace_class_borrow_env_entry_by_name( | |
1457 | ctx->ctf_tc, env_entry_name); | |
5cd6d0e5 | 1458 | struct ctf_field_class_array *array_decl; |
44c440bc PP |
1459 | |
1460 | if (!env_entry) { | |
f7b785ac | 1461 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1462 | "Cannot find environment entry: " |
1463 | "name=\"%s\"", env_entry_name); | |
1464 | ret = -EINVAL; | |
1465 | goto error; | |
1466 | } | |
1467 | ||
1468 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
f7b785ac | 1469 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1470 | "Wrong environment entry type " |
1471 | "(expecting integer): " | |
1472 | "name=\"%s\"", env_entry_name); | |
1473 | ret = -EINVAL; | |
1474 | goto error; | |
1475 | } | |
1476 | ||
1477 | if (env_entry->value.i < 0) { | |
f7b785ac | 1478 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1479 | "Invalid, negative array length: " |
1480 | "env-entry-name=\"%s\", " | |
1481 | "value=%" PRId64, | |
1482 | env_entry_name, | |
1483 | env_entry->value.i); | |
1484 | ret = -EINVAL; | |
1485 | goto error; | |
1486 | } | |
1487 | ||
5cd6d0e5 | 1488 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1489 | BT_ASSERT(array_decl); |
1490 | array_decl->length = | |
1491 | (uint64_t) env_entry->value.i; | |
5cd6d0e5 | 1492 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1493 | nested_decl = NULL; |
1494 | decl = (void *) array_decl; | |
1495 | } else { | |
1496 | char *length_name_no_underscore = | |
0746848c | 1497 | remove_underscores_from_field_ref(ctx, |
44c440bc PP |
1498 | length_name); |
1499 | if (!length_name_no_underscore) { | |
1500 | /* | |
1501 | * remove_underscores_from_field_ref() | |
1502 | * logs errors | |
1503 | */ | |
1504 | ret = -EINVAL; | |
1505 | goto error; | |
1506 | } | |
5cd6d0e5 | 1507 | seq_decl = ctf_field_class_sequence_create(); |
44c440bc | 1508 | BT_ASSERT(seq_decl); |
5cd6d0e5 | 1509 | seq_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1510 | nested_decl = NULL; |
1511 | g_string_assign(seq_decl->length_ref, | |
1512 | length_name_no_underscore); | |
1513 | free(length_name_no_underscore); | |
1514 | decl = (void *) seq_decl; | |
e98a2d6e PP |
1515 | } |
1516 | ||
44c440bc | 1517 | g_free(length_name); |
e98a2d6e PP |
1518 | break; |
1519 | } | |
1520 | default: | |
1521 | ret = -EINVAL; | |
1522 | goto error; | |
1523 | } | |
1524 | ||
f6ccaed9 PP |
1525 | BT_ASSERT(!nested_decl); |
1526 | BT_ASSERT(decl); | |
1527 | BT_ASSERT(!*field_decl); | |
e98a2d6e PP |
1528 | |
1529 | /* | |
1530 | * At this point, we found the next nested declaration. | |
1531 | * We currently own this (and lost the ownership of | |
1532 | * nested_decl in the meantime). Pass this next | |
1533 | * nested declaration as the content of the outer | |
1534 | * container, MOVING its ownership. | |
1535 | */ | |
5cd6d0e5 | 1536 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e | 1537 | field_name, |
5cd6d0e5 PP |
1538 | node_field_class_declarator-> |
1539 | u.field_class_declarator.u.nested.field_class_declarator, | |
e98a2d6e PP |
1540 | &outer_field_decl, decl); |
1541 | decl = NULL; | |
1542 | if (ret) { | |
f6ccaed9 | 1543 | BT_ASSERT(!outer_field_decl); |
e98a2d6e PP |
1544 | ret = -EINVAL; |
1545 | goto error; | |
1546 | } | |
1547 | ||
f6ccaed9 | 1548 | BT_ASSERT(outer_field_decl); |
44c440bc PP |
1549 | *field_decl = outer_field_decl; |
1550 | outer_field_decl = NULL; | |
e98a2d6e PP |
1551 | } |
1552 | ||
f6ccaed9 | 1553 | BT_ASSERT(*field_decl); |
44c440bc | 1554 | goto end; |
e98a2d6e PP |
1555 | |
1556 | error: | |
5cd6d0e5 | 1557 | ctf_field_class_destroy(*field_decl); |
44c440bc | 1558 | *field_decl = NULL; |
e98a2d6e | 1559 | |
44c440bc PP |
1560 | if (ret >= 0) { |
1561 | ret = -1; | |
1562 | } | |
1563 | ||
1564 | end: | |
5cd6d0e5 | 1565 | ctf_field_class_destroy(nested_decl); |
44c440bc | 1566 | nested_decl = NULL; |
e98a2d6e PP |
1567 | return ret; |
1568 | } | |
1569 | ||
1570 | static | |
1571 | int visit_struct_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1572 | struct ctf_field_class_struct *struct_decl, |
1573 | struct ctf_node *cls_specifier_list, | |
1574 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1575 | { |
1576 | int ret = 0; | |
1577 | struct ctf_node *iter; | |
5cd6d0e5 | 1578 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1579 | |
5cd6d0e5 | 1580 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1581 | field_decl = NULL; |
1582 | GQuark qfield_name; | |
1583 | const char *field_name; | |
e98a2d6e | 1584 | |
5cd6d0e5 | 1585 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1586 | &qfield_name, iter, &field_decl, NULL); |
1587 | if (ret) { | |
f6ccaed9 | 1588 | BT_ASSERT(!field_decl); |
f7b785ac | 1589 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1590 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1591 | goto error; |
1592 | } | |
1593 | ||
f6ccaed9 | 1594 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1595 | field_name = g_quark_to_string(qfield_name); |
1596 | ||
1597 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1598 | if (ctf_field_class_struct_borrow_member_by_name( |
44c440bc | 1599 | struct_decl, field_name)) { |
f7b785ac | 1600 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1601 | "Duplicate field in structure field class: " |
08da4f77 | 1602 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1603 | ret = -EINVAL; |
1604 | goto error; | |
1605 | } | |
1606 | ||
1607 | /* Add field to structure */ | |
5cd6d0e5 | 1608 | ctf_field_class_struct_append_member(struct_decl, |
44c440bc PP |
1609 | field_name, field_decl); |
1610 | field_decl = NULL; | |
e98a2d6e PP |
1611 | } |
1612 | ||
1613 | return 0; | |
1614 | ||
1615 | error: | |
5cd6d0e5 | 1616 | ctf_field_class_destroy(field_decl); |
44c440bc | 1617 | field_decl = NULL; |
e98a2d6e PP |
1618 | return ret; |
1619 | } | |
1620 | ||
1621 | static | |
1622 | int visit_variant_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1623 | struct ctf_field_class_variant *variant_decl, |
1624 | struct ctf_node *cls_specifier_list, | |
1625 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1626 | { |
1627 | int ret = 0; | |
1628 | struct ctf_node *iter; | |
5cd6d0e5 | 1629 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1630 | |
5cd6d0e5 | 1631 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1632 | field_decl = NULL; |
1633 | GQuark qfield_name; | |
1634 | const char *field_name; | |
e98a2d6e | 1635 | |
5cd6d0e5 | 1636 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1637 | &qfield_name, iter, &field_decl, NULL); |
1638 | if (ret) { | |
f6ccaed9 | 1639 | BT_ASSERT(!field_decl); |
f7b785ac | 1640 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1641 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1642 | goto error; |
1643 | } | |
1644 | ||
f6ccaed9 | 1645 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1646 | field_name = g_quark_to_string(qfield_name); |
1647 | ||
1648 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1649 | if (ctf_field_class_variant_borrow_option_by_name( |
44c440bc | 1650 | variant_decl, field_name)) { |
f7b785ac | 1651 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1652 | "Duplicate field in variant field class: " |
08da4f77 | 1653 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1654 | ret = -EINVAL; |
1655 | goto error; | |
1656 | } | |
1657 | ||
1658 | /* Add field to structure */ | |
5cd6d0e5 | 1659 | ctf_field_class_variant_append_option(variant_decl, |
44c440bc PP |
1660 | field_name, field_decl); |
1661 | field_decl = NULL; | |
e98a2d6e PP |
1662 | } |
1663 | ||
1664 | return 0; | |
1665 | ||
1666 | error: | |
5cd6d0e5 | 1667 | ctf_field_class_destroy(field_decl); |
44c440bc | 1668 | field_decl = NULL; |
e98a2d6e PP |
1669 | return ret; |
1670 | } | |
1671 | ||
1672 | static | |
5cd6d0e5 PP |
1673 | int visit_field_class_def(struct ctx *ctx, struct ctf_node *cls_specifier_list, |
1674 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1675 | { |
1676 | int ret = 0; | |
1677 | GQuark qidentifier; | |
1678 | struct ctf_node *iter; | |
5cd6d0e5 | 1679 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1680 | |
5cd6d0e5 PP |
1681 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
1682 | ret = visit_field_class_declarator(ctx, cls_specifier_list, | |
1683 | &qidentifier, iter, &class_decl, NULL); | |
e98a2d6e | 1684 | if (ret) { |
f7b785ac | 1685 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1686 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1687 | ret = -EINVAL; |
1688 | goto end; | |
1689 | } | |
1690 | ||
5cd6d0e5 | 1691 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1692 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
1693 | struct ctf_field_class_variant *var_fc = |
1694 | (void *) class_decl; | |
44c440bc | 1695 | |
5cd6d0e5 | 1696 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1697 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1698 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1699 | ret = -EPERM; |
1700 | goto end; | |
1701 | } | |
1702 | } | |
1703 | ||
0746848c | 1704 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1705 | g_quark_to_string(qidentifier), class_decl); |
e98a2d6e | 1706 | if (ret) { |
f7b785ac | 1707 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1708 | "Cannot register field class alias: name=\"%s\"", |
e98a2d6e PP |
1709 | g_quark_to_string(qidentifier)); |
1710 | goto end; | |
1711 | } | |
1712 | } | |
1713 | ||
1714 | end: | |
5cd6d0e5 PP |
1715 | ctf_field_class_destroy(class_decl); |
1716 | class_decl = NULL; | |
e98a2d6e PP |
1717 | return ret; |
1718 | } | |
1719 | ||
1720 | static | |
5cd6d0e5 | 1721 | int visit_field_class_alias(struct ctx *ctx, struct ctf_node *target, |
44c440bc | 1722 | struct ctf_node *alias) |
e98a2d6e PP |
1723 | { |
1724 | int ret = 0; | |
1725 | GQuark qalias; | |
1726 | struct ctf_node *node; | |
1727 | GQuark qdummy_field_name; | |
5cd6d0e5 | 1728 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1729 | |
5cd6d0e5 PP |
1730 | /* Create target field class */ |
1731 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
e98a2d6e PP |
1732 | node = NULL; |
1733 | } else { | |
1734 | node = _BT_LIST_FIRST_ENTRY( | |
5cd6d0e5 | 1735 | &target->u.field_class_alias_target.field_class_declarators, |
e98a2d6e PP |
1736 | struct ctf_node, siblings); |
1737 | } | |
1738 | ||
5cd6d0e5 PP |
1739 | ret = visit_field_class_declarator(ctx, |
1740 | target->u.field_class_alias_target.field_class_specifier_list, | |
1741 | &qdummy_field_name, node, &class_decl, NULL); | |
e98a2d6e | 1742 | if (ret) { |
5cd6d0e5 | 1743 | BT_ASSERT(!class_decl); |
f7b785ac | 1744 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1745 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1746 | goto end; |
1747 | } | |
1748 | ||
5cd6d0e5 | 1749 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1750 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 | 1751 | struct ctf_field_class_variant *var_fc = (void *) class_decl; |
44c440bc | 1752 | |
5cd6d0e5 | 1753 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1754 | _BT_COMP_LOGE_NODE(target, |
5cd6d0e5 | 1755 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1756 | ret = -EPERM; |
1757 | goto end; | |
1758 | } | |
1759 | } | |
1760 | ||
1761 | /* | |
1762 | * The semantic validator does not check whether the target is | |
1763 | * abstract or not (if it has an identifier). Check it here. | |
1764 | */ | |
1765 | if (qdummy_field_name != 0) { | |
f7b785ac | 1766 | _BT_COMP_LOGE_NODE(target, |
28973adf | 1767 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1768 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1769 | ret = -EINVAL; |
1770 | goto end; | |
1771 | } | |
1772 | ||
1773 | /* Create alias identifier */ | |
5cd6d0e5 | 1774 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, |
e98a2d6e | 1775 | struct ctf_node, siblings); |
5cd6d0e5 PP |
1776 | qalias = create_class_alias_identifier(ctx, |
1777 | alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0746848c | 1778 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1779 | g_quark_to_string(qalias), class_decl); |
e98a2d6e | 1780 | if (ret) { |
f7b785ac | 1781 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1782 | "Cannot register class alias: name=\"%s\"", |
e98a2d6e PP |
1783 | g_quark_to_string(qalias)); |
1784 | goto end; | |
1785 | } | |
1786 | ||
1787 | end: | |
5cd6d0e5 PP |
1788 | ctf_field_class_destroy(class_decl); |
1789 | class_decl = NULL; | |
e98a2d6e PP |
1790 | return ret; |
1791 | } | |
1792 | ||
1793 | static | |
1794 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1795 | struct ctf_field_class_struct *struct_decl) |
e98a2d6e PP |
1796 | { |
1797 | int ret = 0; | |
1798 | ||
1799 | switch (entry_node->type) { | |
1800 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1801 | ret = visit_field_class_def(ctx, |
1802 | entry_node->u.field_class_def.field_class_specifier_list, | |
1803 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1804 | if (ret) { |
f7b785ac | 1805 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1806 | "Cannot add field class found in structure field class: ret=%d", |
08da4f77 | 1807 | ret); |
e98a2d6e PP |
1808 | goto end; |
1809 | } | |
1810 | break; | |
1811 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1812 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1813 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1814 | if (ret) { |
f7b785ac | 1815 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1816 | "Cannot add field class alias found in structure field class: ret=%d", |
08da4f77 | 1817 | ret); |
e98a2d6e PP |
1818 | goto end; |
1819 | } | |
1820 | break; | |
1821 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1822 | /* Field */ | |
1823 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1824 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1825 | field_class_specifier_list, |
e98a2d6e | 1826 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1827 | field_class_declarators); |
e98a2d6e PP |
1828 | if (ret) { |
1829 | goto end; | |
1830 | } | |
1831 | break; | |
1832 | default: | |
f7b785ac | 1833 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1834 | "Unexpected node type: node-type=%d", entry_node->type); |
e98a2d6e PP |
1835 | ret = -EINVAL; |
1836 | goto end; | |
1837 | } | |
1838 | ||
1839 | end: | |
1840 | return ret; | |
1841 | } | |
1842 | ||
1843 | static | |
1844 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1845 | struct ctf_field_class_variant *variant_decl) |
e98a2d6e PP |
1846 | { |
1847 | int ret = 0; | |
1848 | ||
1849 | switch (entry_node->type) { | |
1850 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1851 | ret = visit_field_class_def(ctx, |
1852 | entry_node->u.field_class_def.field_class_specifier_list, | |
1853 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1854 | if (ret) { |
f7b785ac | 1855 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1856 | "Cannot add field class found in variant field class: ret=%d", |
08da4f77 | 1857 | ret); |
e98a2d6e PP |
1858 | goto end; |
1859 | } | |
1860 | break; | |
1861 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1862 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1863 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1864 | if (ret) { |
f7b785ac | 1865 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1866 | "Cannot add field class alias found in variant field class: ret=%d", |
08da4f77 | 1867 | ret); |
e98a2d6e PP |
1868 | goto end; |
1869 | } | |
1870 | break; | |
1871 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1872 | /* Field */ | |
1873 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1874 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1875 | field_class_specifier_list, |
e98a2d6e | 1876 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1877 | field_class_declarators); |
e98a2d6e PP |
1878 | if (ret) { |
1879 | goto end; | |
1880 | } | |
1881 | break; | |
1882 | default: | |
f7b785ac | 1883 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1884 | "Unexpected node type: node-type=%d", |
08da4f77 | 1885 | entry_node->type); |
e98a2d6e PP |
1886 | ret = -EINVAL; |
1887 | goto end; | |
1888 | } | |
1889 | ||
1890 | end: | |
1891 | return ret; | |
1892 | } | |
1893 | ||
1894 | static | |
1895 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
44c440bc PP |
1896 | struct bt_list_head *decl_list, int has_body, |
1897 | struct bt_list_head *min_align, | |
5cd6d0e5 | 1898 | struct ctf_field_class_struct **struct_decl) |
e98a2d6e PP |
1899 | { |
1900 | int ret = 0; | |
1901 | ||
44c440bc | 1902 | BT_ASSERT(struct_decl); |
e98a2d6e PP |
1903 | *struct_decl = NULL; |
1904 | ||
1905 | /* For named struct (without body), lookup in declaration scope */ | |
1906 | if (!has_body) { | |
e98a2d6e | 1907 | if (!name) { |
f7b785ac | 1908 | BT_COMP_LOGE_STR("Bodyless structure field class: missing name."); |
e98a2d6e PP |
1909 | ret = -EPERM; |
1910 | goto error; | |
1911 | } | |
1912 | ||
0746848c | 1913 | *struct_decl = ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, |
44c440bc | 1914 | name, -1, true); |
e98a2d6e | 1915 | if (!*struct_decl) { |
f7b785ac | 1916 | BT_COMP_LOGE("Cannot find structure field class: name=\"struct %s\"", |
08da4f77 | 1917 | name); |
e98a2d6e PP |
1918 | ret = -EINVAL; |
1919 | goto error; | |
1920 | } | |
e98a2d6e PP |
1921 | } else { |
1922 | struct ctf_node *entry_node; | |
1923 | uint64_t min_align_value = 0; | |
1924 | ||
1925 | if (name) { | |
0746848c | 1926 | if (ctx_decl_scope_lookup_struct(ctx, |
44c440bc | 1927 | ctx->current_scope, name, 1, false)) { |
f7b785ac | 1928 | BT_COMP_LOGE("Structure field class already declared in local scope: " |
08da4f77 | 1929 | "name=\"struct %s\"", name); |
e98a2d6e PP |
1930 | ret = -EINVAL; |
1931 | goto error; | |
1932 | } | |
1933 | } | |
1934 | ||
1935 | if (!bt_list_empty(min_align)) { | |
0746848c PP |
1936 | ret = get_unary_unsigned(ctx, min_align, |
1937 | &min_align_value); | |
e98a2d6e | 1938 | if (ret) { |
f7b785ac | 1939 | BT_COMP_LOGE("Unexpected unary expression for structure field class's `align` attribute: " |
08da4f77 | 1940 | "ret=%d", ret); |
e98a2d6e PP |
1941 | goto error; |
1942 | } | |
1943 | } | |
1944 | ||
5cd6d0e5 | 1945 | *struct_decl = ctf_field_class_struct_create(); |
44c440bc | 1946 | BT_ASSERT(*struct_decl); |
e98a2d6e | 1947 | |
539fd01b | 1948 | if (min_align_value != 0) { |
44c440bc | 1949 | (*struct_decl)->base.alignment = min_align_value; |
539fd01b JG |
1950 | } |
1951 | ||
44c440bc | 1952 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
1953 | |
1954 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1955 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1956 | *struct_decl); | |
1957 | if (ret) { | |
f7b785ac | 1958 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1959 | "Cannot visit structure field class entry: " |
28973adf | 1960 | "ret=%d", ret); |
e98a2d6e PP |
1961 | ctx_pop_scope(ctx); |
1962 | goto error; | |
1963 | } | |
1964 | } | |
1965 | ||
1966 | ctx_pop_scope(ctx); | |
1967 | ||
1968 | if (name) { | |
0746848c PP |
1969 | ret = ctx_decl_scope_register_struct(ctx, |
1970 | ctx->current_scope, name, *struct_decl); | |
e98a2d6e | 1971 | if (ret) { |
f7b785ac | 1972 | BT_COMP_LOGE("Cannot register structure field class in declaration scope: " |
08da4f77 | 1973 | "name=\"struct %s\", ret=%d", name, ret); |
e98a2d6e PP |
1974 | goto error; |
1975 | } | |
1976 | } | |
1977 | } | |
1978 | ||
1979 | return 0; | |
1980 | ||
1981 | error: | |
5cd6d0e5 | 1982 | ctf_field_class_destroy((void *) *struct_decl); |
44c440bc | 1983 | *struct_decl = NULL; |
e98a2d6e PP |
1984 | return ret; |
1985 | } | |
1986 | ||
1987 | static | |
1988 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1989 | const char *tag, struct bt_list_head *decl_list, | |
5cd6d0e5 | 1990 | int has_body, struct ctf_field_class_variant **variant_decl) |
e98a2d6e PP |
1991 | { |
1992 | int ret = 0; | |
5cd6d0e5 | 1993 | struct ctf_field_class_variant *untagged_variant_decl = NULL; |
e98a2d6e | 1994 | |
44c440bc | 1995 | BT_ASSERT(variant_decl); |
e98a2d6e PP |
1996 | *variant_decl = NULL; |
1997 | ||
1998 | /* For named variant (without body), lookup in declaration scope */ | |
1999 | if (!has_body) { | |
e98a2d6e | 2000 | if (!name) { |
f7b785ac | 2001 | BT_COMP_LOGE_STR("Bodyless variant field class: missing name."); |
e98a2d6e PP |
2002 | ret = -EPERM; |
2003 | goto error; | |
2004 | } | |
2005 | ||
2006 | untagged_variant_decl = | |
0746848c | 2007 | ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, |
44c440bc | 2008 | name, -1, true); |
e98a2d6e | 2009 | if (!untagged_variant_decl) { |
f7b785ac | 2010 | BT_COMP_LOGE("Cannot find variant field class: name=\"variant %s\"", |
08da4f77 | 2011 | name); |
e98a2d6e PP |
2012 | ret = -EINVAL; |
2013 | goto error; | |
2014 | } | |
e98a2d6e PP |
2015 | } else { |
2016 | struct ctf_node *entry_node; | |
2017 | ||
2018 | if (name) { | |
0746848c PP |
2019 | if (ctx_decl_scope_lookup_variant(ctx, |
2020 | ctx->current_scope, name, 1, false)) { | |
f7b785ac | 2021 | BT_COMP_LOGE("Variant field class already declared in local scope: " |
08da4f77 | 2022 | "name=\"variant %s\"", name); |
e98a2d6e PP |
2023 | ret = -EINVAL; |
2024 | goto error; | |
2025 | } | |
2026 | } | |
2027 | ||
5cd6d0e5 | 2028 | untagged_variant_decl = ctf_field_class_variant_create(); |
44c440bc PP |
2029 | BT_ASSERT(untagged_variant_decl); |
2030 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
2031 | |
2032 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
2033 | ret = visit_variant_decl_entry(ctx, entry_node, | |
2034 | untagged_variant_decl); | |
2035 | if (ret) { | |
f7b785ac | 2036 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 2037 | "Cannot visit variant field class entry: " |
28973adf | 2038 | "ret=%d", ret); |
e98a2d6e PP |
2039 | ctx_pop_scope(ctx); |
2040 | goto error; | |
2041 | } | |
2042 | } | |
2043 | ||
2044 | ctx_pop_scope(ctx); | |
2045 | ||
2046 | if (name) { | |
0746848c | 2047 | ret = ctx_decl_scope_register_variant(ctx, |
e98a2d6e PP |
2048 | ctx->current_scope, name, |
2049 | untagged_variant_decl); | |
2050 | if (ret) { | |
f7b785ac | 2051 | BT_COMP_LOGE("Cannot register variant field class in declaration scope: " |
08da4f77 | 2052 | "name=\"variant %s\", ret=%d", name, ret); |
e98a2d6e PP |
2053 | goto error; |
2054 | } | |
2055 | } | |
2056 | } | |
2057 | ||
2058 | /* | |
2059 | * If tagged, create tagged variant and return; otherwise | |
2060 | * return untagged variant. | |
2061 | */ | |
2062 | if (!tag) { | |
44c440bc PP |
2063 | *variant_decl = untagged_variant_decl; |
2064 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
2065 | } else { |
2066 | /* | |
2067 | * At this point, we have a fresh untagged variant; nobody | |
2068 | * else owns it. Set its tag now. | |
2069 | */ | |
6acddae3 | 2070 | char *tag_no_underscore = |
0746848c | 2071 | remove_underscores_from_field_ref(ctx, tag); |
6acddae3 PP |
2072 | |
2073 | if (!tag_no_underscore) { | |
2074 | /* remove_underscores_from_field_ref() logs errors */ | |
2075 | goto error; | |
2076 | } | |
2077 | ||
44c440bc PP |
2078 | g_string_assign(untagged_variant_decl->tag_ref, |
2079 | tag_no_underscore); | |
6acddae3 | 2080 | free(tag_no_underscore); |
44c440bc PP |
2081 | *variant_decl = untagged_variant_decl; |
2082 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
2083 | } |
2084 | ||
f6ccaed9 PP |
2085 | BT_ASSERT(!untagged_variant_decl); |
2086 | BT_ASSERT(*variant_decl); | |
e98a2d6e PP |
2087 | return 0; |
2088 | ||
2089 | error: | |
5cd6d0e5 | 2090 | ctf_field_class_destroy((void *) untagged_variant_decl); |
44c440bc | 2091 | untagged_variant_decl = NULL; |
5cd6d0e5 | 2092 | ctf_field_class_destroy((void *) *variant_decl); |
44c440bc | 2093 | *variant_decl = NULL; |
e98a2d6e PP |
2094 | return ret; |
2095 | } | |
2096 | ||
44c440bc PP |
2097 | struct uori { |
2098 | bool is_signed; | |
2099 | union { | |
2100 | uint64_t u; | |
2101 | uint64_t i; | |
2102 | } value; | |
2103 | }; | |
2104 | ||
e98a2d6e PP |
2105 | static |
2106 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
5cd6d0e5 | 2107 | struct ctf_field_class_enum *enum_decl, struct uori *last) |
e98a2d6e PP |
2108 | { |
2109 | int ret = 0; | |
2110 | int nr_vals = 0; | |
2111 | struct ctf_node *iter; | |
44c440bc PP |
2112 | struct uori start = { |
2113 | .is_signed = false, | |
2114 | .value.u = 0, | |
2115 | }; | |
2116 | struct uori end = { | |
2117 | .is_signed = false, | |
2118 | .value.u = 0, | |
2119 | }; | |
e98a2d6e | 2120 | const char *label = enumerator->u.enumerator.id; |
f4cc9a21 | 2121 | const char *effective_label = label; |
e98a2d6e PP |
2122 | struct bt_list_head *values = &enumerator->u.enumerator.values; |
2123 | ||
2124 | bt_list_for_each_entry(iter, values, siblings) { | |
44c440bc | 2125 | struct uori *target; |
e98a2d6e PP |
2126 | |
2127 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 2128 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2129 | "Wrong expression for enumeration field class label: " |
08da4f77 | 2130 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
2131 | label); |
2132 | ret = -EINVAL; | |
2133 | goto error; | |
2134 | } | |
2135 | ||
2136 | if (nr_vals == 0) { | |
2137 | target = &start; | |
2138 | } else { | |
2139 | target = &end; | |
2140 | } | |
2141 | ||
2142 | switch (iter->u.unary_expression.type) { | |
2143 | case UNARY_SIGNED_CONSTANT: | |
44c440bc PP |
2144 | target->is_signed = true; |
2145 | target->value.i = | |
2146 | iter->u.unary_expression.u.signed_constant; | |
e98a2d6e PP |
2147 | break; |
2148 | case UNARY_UNSIGNED_CONSTANT: | |
44c440bc PP |
2149 | target->is_signed = false; |
2150 | target->value.u = | |
e98a2d6e PP |
2151 | iter->u.unary_expression.u.unsigned_constant; |
2152 | break; | |
2153 | default: | |
f7b785ac | 2154 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2155 | "Invalid enumeration field class entry: " |
08da4f77 PP |
2156 | "expecting constant signed or unsigned integer: " |
2157 | "node-type=%d, label=\"%s\"", | |
2158 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2159 | ret = -EINVAL; |
2160 | goto error; | |
2161 | } | |
2162 | ||
2163 | if (nr_vals > 1) { | |
f7b785ac | 2164 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2165 | "Invalid enumeration field class entry: label=\"%s\"", |
e98a2d6e PP |
2166 | label); |
2167 | ret = -EINVAL; | |
2168 | goto error; | |
2169 | } | |
2170 | ||
2171 | nr_vals++; | |
2172 | } | |
2173 | ||
2174 | if (nr_vals == 0) { | |
2175 | start = *last; | |
2176 | } | |
2177 | ||
2178 | if (nr_vals <= 1) { | |
2179 | end = start; | |
2180 | } | |
2181 | ||
44c440bc PP |
2182 | if (end.is_signed) { |
2183 | last->value.i = end.value.i + 1; | |
2184 | } else { | |
2185 | last->value.u = end.value.u + 1; | |
2186 | } | |
e98a2d6e | 2187 | |
f4cc9a21 PP |
2188 | if (label[0] == '_') { |
2189 | /* | |
2190 | * Strip the first underscore of any enumeration field | |
5cd6d0e5 PP |
2191 | * class's label in case this enumeration FC is used as |
2192 | * a variant FC tag later. The variant FC choice names | |
f4cc9a21 PP |
2193 | * could also start with `_`, in which case the prefix |
2194 | * is removed, and it the resulting choice name needs to | |
2195 | * match tag labels. | |
2196 | */ | |
2197 | effective_label = &label[1]; | |
2198 | } | |
2199 | ||
5cd6d0e5 | 2200 | ctf_field_class_enum_append_mapping(enum_decl, effective_label, |
44c440bc | 2201 | start.value.u, end.value.u); |
e98a2d6e PP |
2202 | return 0; |
2203 | ||
2204 | error: | |
2205 | return ret; | |
2206 | } | |
2207 | ||
2208 | static | |
2209 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
5cd6d0e5 | 2210 | struct ctf_node *container_cls, |
44c440bc | 2211 | struct bt_list_head *enumerator_list, |
5cd6d0e5 | 2212 | int has_body, struct ctf_field_class_enum **enum_decl) |
e98a2d6e PP |
2213 | { |
2214 | int ret = 0; | |
2215 | GQuark qdummy_id; | |
5cd6d0e5 | 2216 | struct ctf_field_class_int *integer_decl = NULL; |
e98a2d6e | 2217 | |
44c440bc | 2218 | BT_ASSERT(enum_decl); |
e98a2d6e PP |
2219 | *enum_decl = NULL; |
2220 | ||
2221 | /* For named enum (without body), lookup in declaration scope */ | |
2222 | if (!has_body) { | |
e98a2d6e | 2223 | if (!name) { |
f7b785ac | 2224 | BT_COMP_LOGE_STR("Bodyless enumeration field class: missing name."); |
e98a2d6e PP |
2225 | ret = -EPERM; |
2226 | goto error; | |
2227 | } | |
2228 | ||
0746848c | 2229 | *enum_decl = ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2230 | name, -1, true); |
e98a2d6e | 2231 | if (!*enum_decl) { |
f7b785ac | 2232 | BT_COMP_LOGE("Cannot find enumeration field class: " |
08da4f77 | 2233 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2234 | ret = -EINVAL; |
2235 | goto error; | |
2236 | } | |
e98a2d6e PP |
2237 | } else { |
2238 | struct ctf_node *iter; | |
44c440bc PP |
2239 | struct uori last_value = { |
2240 | .is_signed = false, | |
2241 | .value.u = 0, | |
2242 | }; | |
e98a2d6e PP |
2243 | |
2244 | if (name) { | |
0746848c | 2245 | if (ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2246 | name, 1, false)) { |
f7b785ac | 2247 | BT_COMP_LOGE("Enumeration field class already declared in local scope: " |
08da4f77 | 2248 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2249 | ret = -EINVAL; |
2250 | goto error; | |
2251 | } | |
2252 | } | |
2253 | ||
5cd6d0e5 | 2254 | if (!container_cls) { |
0746848c | 2255 | integer_decl = (void *) ctx_decl_scope_lookup_alias(ctx, |
44c440bc | 2256 | ctx->current_scope, "int", -1, true); |
e98a2d6e | 2257 | if (!integer_decl) { |
f7b785ac | 2258 | BT_COMP_LOGE_STR("Cannot find implicit `int` field class alias for enumeration field class."); |
e98a2d6e PP |
2259 | ret = -EINVAL; |
2260 | goto error; | |
2261 | } | |
2262 | } else { | |
5cd6d0e5 | 2263 | ret = visit_field_class_declarator(ctx, container_cls, |
44c440bc PP |
2264 | &qdummy_id, NULL, (void *) &integer_decl, |
2265 | NULL); | |
e98a2d6e | 2266 | if (ret) { |
f6ccaed9 | 2267 | BT_ASSERT(!integer_decl); |
e98a2d6e PP |
2268 | ret = -EINVAL; |
2269 | goto error; | |
2270 | } | |
2271 | } | |
2272 | ||
f6ccaed9 | 2273 | BT_ASSERT(integer_decl); |
e98a2d6e | 2274 | |
864cad70 | 2275 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { |
f7b785ac | 2276 | BT_COMP_LOGE("Container field class for enumeration field class is not an integer field class: " |
864cad70 | 2277 | "fc-type=%d", integer_decl->base.base.type); |
e98a2d6e PP |
2278 | ret = -EINVAL; |
2279 | goto error; | |
2280 | } | |
2281 | ||
5cd6d0e5 | 2282 | *enum_decl = ctf_field_class_enum_create(); |
44c440bc PP |
2283 | BT_ASSERT(*enum_decl); |
2284 | (*enum_decl)->base.base.base.alignment = | |
2285 | integer_decl->base.base.alignment; | |
5cd6d0e5 | 2286 | ctf_field_class_int_copy_content((void *) *enum_decl, |
44c440bc PP |
2287 | (void *) integer_decl); |
2288 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
e98a2d6e PP |
2289 | |
2290 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2291 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
44c440bc | 2292 | &last_value); |
e98a2d6e | 2293 | if (ret) { |
f7b785ac | 2294 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2295 | "Cannot visit enumeration field class entry: " |
28973adf | 2296 | "ret=%d", ret); |
e98a2d6e PP |
2297 | goto error; |
2298 | } | |
2299 | } | |
2300 | ||
2301 | if (name) { | |
0746848c PP |
2302 | ret = ctx_decl_scope_register_enum(ctx, |
2303 | ctx->current_scope, name, *enum_decl); | |
e98a2d6e | 2304 | if (ret) { |
f7b785ac | 2305 | BT_COMP_LOGE("Cannot register enumeration field class in declaration scope: " |
28973adf | 2306 | "ret=%d", ret); |
e98a2d6e PP |
2307 | goto error; |
2308 | } | |
2309 | } | |
2310 | } | |
2311 | ||
44c440bc | 2312 | goto end; |
e98a2d6e PP |
2313 | |
2314 | error: | |
5cd6d0e5 | 2315 | ctf_field_class_destroy((void *) *enum_decl); |
44c440bc | 2316 | *enum_decl = NULL; |
e98a2d6e | 2317 | |
44c440bc | 2318 | end: |
5cd6d0e5 | 2319 | ctf_field_class_destroy((void *) integer_decl); |
44c440bc | 2320 | integer_decl = NULL; |
e98a2d6e PP |
2321 | return ret; |
2322 | } | |
2323 | ||
2324 | static | |
5cd6d0e5 PP |
2325 | int visit_field_class_specifier(struct ctx *ctx, |
2326 | struct ctf_node *cls_specifier_list, | |
2327 | struct ctf_field_class **decl) | |
e98a2d6e PP |
2328 | { |
2329 | int ret = 0; | |
2330 | GString *str = NULL; | |
e98a2d6e PP |
2331 | |
2332 | *decl = NULL; | |
2333 | str = g_string_new(""); | |
5cd6d0e5 | 2334 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e | 2335 | if (ret) { |
f7b785ac | 2336 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2337 | "Cannot get field class specifier list's name: ret=%d", ret); |
e98a2d6e PP |
2338 | goto error; |
2339 | } | |
2340 | ||
0746848c PP |
2341 | *decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, str->str, |
2342 | -1, true); | |
e98a2d6e | 2343 | if (!*decl) { |
f7b785ac | 2344 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2345 | "Cannot find field class alias: name=\"%s\"", str->str); |
e98a2d6e PP |
2346 | ret = -EINVAL; |
2347 | goto error; | |
2348 | } | |
2349 | ||
44c440bc | 2350 | goto end; |
e98a2d6e PP |
2351 | |
2352 | error: | |
5cd6d0e5 | 2353 | ctf_field_class_destroy(*decl); |
44c440bc PP |
2354 | *decl = NULL; |
2355 | ||
2356 | end: | |
e98a2d6e | 2357 | if (str) { |
44c440bc | 2358 | g_string_free(str, TRUE); |
e98a2d6e PP |
2359 | } |
2360 | ||
e98a2d6e PP |
2361 | return ret; |
2362 | } | |
2363 | ||
2364 | static | |
2365 | int visit_integer_decl(struct ctx *ctx, | |
44c440bc | 2366 | struct bt_list_head *expressions, |
5cd6d0e5 | 2367 | struct ctf_field_class_int **integer_decl) |
e98a2d6e PP |
2368 | { |
2369 | int set = 0; | |
2370 | int ret = 0; | |
44c440bc | 2371 | int signedness = 0; |
e98a2d6e PP |
2372 | struct ctf_node *expression; |
2373 | uint64_t alignment = 0, size = 0; | |
0f2d58c9 | 2374 | struct ctf_clock_class *mapped_clock_class = NULL; |
44c440bc | 2375 | enum ctf_encoding encoding = CTF_ENCODING_NONE; |
4cdfc5e8 | 2376 | bt_field_class_integer_preferred_display_base base = |
5cd6d0e5 | 2377 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
44c440bc | 2378 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2379 | |
2380 | *integer_decl = NULL; | |
2381 | ||
2382 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2383 | struct ctf_node *left, *right; | |
2384 | ||
2385 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2386 | struct ctf_node, siblings); | |
2387 | right = _BT_LIST_FIRST_ENTRY( | |
2388 | &expression->u.ctf_expression.right, struct ctf_node, | |
2389 | siblings); | |
2390 | ||
2391 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2392 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2393 | "Unexpected unary expression type: type=%d", |
2394 | left->u.unary_expression.type); | |
e98a2d6e PP |
2395 | ret = -EINVAL; |
2396 | goto error; | |
2397 | } | |
2398 | ||
2242b43d | 2399 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { |
e98a2d6e | 2400 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { |
f7b785ac | 2401 | _BT_COMP_LOGE_DUP_ATTR(left, "signed", |
5cd6d0e5 | 2402 | "integer field class"); |
e98a2d6e PP |
2403 | ret = -EPERM; |
2404 | goto error; | |
2405 | } | |
2406 | ||
0746848c | 2407 | signedness = get_boolean(ctx, right); |
e98a2d6e | 2408 | if (signedness < 0) { |
f7b785ac | 2409 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2410 | "Invalid boolean value for integer field class's `signed` attribute: " |
28973adf | 2411 | "ret=%d", ret); |
e98a2d6e PP |
2412 | ret = -EINVAL; |
2413 | goto error; | |
2414 | } | |
2415 | ||
2416 | _SET(&set, _INTEGER_SIGNED_SET); | |
2242b43d | 2417 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2418 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { |
f7b785ac | 2419 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2420 | "integer field class"); |
e98a2d6e PP |
2421 | ret = -EPERM; |
2422 | goto error; | |
2423 | } | |
2424 | ||
2425 | byte_order = get_real_byte_order(ctx, right); | |
44c440bc | 2426 | if (byte_order == -1) { |
f7b785ac | 2427 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2428 | "Invalid `byte_order` attribute in integer field class: " |
08da4f77 | 2429 | "ret=%d", ret); |
e98a2d6e PP |
2430 | ret = -EINVAL; |
2431 | goto error; | |
2432 | } | |
2433 | ||
2434 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2242b43d | 2435 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { |
e98a2d6e | 2436 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { |
f7b785ac | 2437 | _BT_COMP_LOGE_DUP_ATTR(left, "size", |
5cd6d0e5 | 2438 | "integer field class"); |
e98a2d6e PP |
2439 | ret = -EPERM; |
2440 | goto error; | |
2441 | } | |
2442 | ||
2443 | if (right->u.unary_expression.type != | |
2444 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2445 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2446 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2447 | "expecting unsigned constant integer: " |
2448 | "node-type=%d", | |
2449 | right->u.unary_expression.type); | |
e98a2d6e PP |
2450 | ret = -EINVAL; |
2451 | goto error; | |
2452 | } | |
2453 | ||
2454 | size = right->u.unary_expression.u.unsigned_constant; | |
2455 | if (size == 0) { | |
f7b785ac | 2456 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2457 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2458 | "expecting positive constant integer: " |
2459 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2460 | ret = -EINVAL; |
2461 | goto error; | |
2462 | } else if (size > 64) { | |
f7b785ac | 2463 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2464 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2465 | "integer fields over 64 bits are not supported as of this version: " |
2466 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2467 | ret = -EINVAL; |
2468 | goto error; | |
2469 | } | |
2470 | ||
2471 | _SET(&set, _INTEGER_SIZE_SET); | |
2242b43d | 2472 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2473 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
f7b785ac | 2474 | _BT_COMP_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2475 | "integer field class"); |
e98a2d6e PP |
2476 | ret = -EPERM; |
2477 | goto error; | |
2478 | } | |
2479 | ||
2480 | if (right->u.unary_expression.type != | |
2481 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2482 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2483 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2484 | "expecting unsigned constant integer: " |
2485 | "node-type=%d", | |
2486 | right->u.unary_expression.type); | |
e98a2d6e PP |
2487 | ret = -EINVAL; |
2488 | goto error; | |
2489 | } | |
2490 | ||
2491 | alignment = | |
2492 | right->u.unary_expression.u.unsigned_constant; | |
2493 | if (!is_align_valid(alignment)) { | |
f7b785ac | 2494 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2495 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2496 | "expecting power of two: " |
2497 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2498 | ret = -EINVAL; |
2499 | goto error; | |
2500 | } | |
2501 | ||
2502 | _SET(&set, _INTEGER_ALIGN_SET); | |
2242b43d | 2503 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { |
e98a2d6e | 2504 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { |
f7b785ac | 2505 | _BT_COMP_LOGE_DUP_ATTR(left, "base", |
5cd6d0e5 | 2506 | "integer field class"); |
e98a2d6e PP |
2507 | ret = -EPERM; |
2508 | goto error; | |
2509 | } | |
2510 | ||
2511 | switch (right->u.unary_expression.type) { | |
2512 | case UNARY_UNSIGNED_CONSTANT: | |
2513 | { | |
2514 | uint64_t constant = right->u.unary_expression. | |
2515 | u.unsigned_constant; | |
2516 | ||
2517 | switch (constant) { | |
2518 | case 2: | |
5cd6d0e5 | 2519 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e PP |
2520 | break; |
2521 | case 8: | |
5cd6d0e5 | 2522 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2523 | break; |
2524 | case 10: | |
5cd6d0e5 | 2525 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2526 | break; |
2527 | case 16: | |
5cd6d0e5 | 2528 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2529 | break; |
2530 | default: | |
f7b785ac | 2531 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2532 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2533 | "base=%" PRIu64, |
e98a2d6e PP |
2534 | right->u.unary_expression.u.unsigned_constant); |
2535 | ret = -EINVAL; | |
2536 | goto error; | |
2537 | } | |
2538 | break; | |
2539 | } | |
2540 | case UNARY_STRING: | |
2541 | { | |
2542 | char *s_right = concatenate_unary_strings( | |
2543 | &expression->u.ctf_expression.right); | |
2544 | if (!s_right) { | |
f7b785ac | 2545 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2546 | "Unexpected unary expression for integer field class's `base` attribute."); |
e98a2d6e PP |
2547 | ret = -EINVAL; |
2548 | goto error; | |
2549 | } | |
2550 | ||
2242b43d PP |
2551 | if (strcmp(s_right, "decimal") == 0 || |
2552 | strcmp(s_right, "dec") == 0 || | |
2553 | strcmp(s_right, "d") == 0 || | |
2554 | strcmp(s_right, "i") == 0 || | |
2555 | strcmp(s_right, "u") == 0) { | |
5cd6d0e5 | 2556 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
2242b43d PP |
2557 | } else if (strcmp(s_right, "hexadecimal") == 0 || |
2558 | strcmp(s_right, "hex") == 0 || | |
2559 | strcmp(s_right, "x") == 0 || | |
2560 | strcmp(s_right, "X") == 0 || | |
2561 | strcmp(s_right, "p") == 0) { | |
5cd6d0e5 | 2562 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
2242b43d PP |
2563 | } else if (strcmp(s_right, "octal") == 0 || |
2564 | strcmp(s_right, "oct") == 0 || | |
2565 | strcmp(s_right, "o") == 0) { | |
5cd6d0e5 | 2566 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
2242b43d PP |
2567 | } else if (strcmp(s_right, "binary") == 0 || |
2568 | strcmp(s_right, "b") == 0) { | |
5cd6d0e5 | 2569 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e | 2570 | } else { |
f7b785ac | 2571 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2572 | "Unexpected unary expression for integer field class's `base` attribute: " |
08da4f77 | 2573 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2574 | g_free(s_right); |
2575 | ret = -EINVAL; | |
2576 | goto error; | |
2577 | } | |
2578 | ||
2579 | g_free(s_right); | |
2580 | break; | |
2581 | } | |
2582 | default: | |
f7b785ac | 2583 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2584 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2585 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2586 | ret = -EINVAL; |
2587 | goto error; | |
2588 | } | |
2589 | ||
2590 | _SET(&set, _INTEGER_BASE_SET); | |
2242b43d | 2591 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2592 | char *s_right; |
2593 | ||
2594 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
f7b785ac | 2595 | _BT_COMP_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2596 | "integer field class"); |
e98a2d6e PP |
2597 | ret = -EPERM; |
2598 | goto error; | |
2599 | } | |
2600 | ||
2601 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2602 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2603 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2604 | "expecting unary string."); |
e98a2d6e PP |
2605 | ret = -EINVAL; |
2606 | goto error; | |
2607 | } | |
2608 | ||
2609 | s_right = concatenate_unary_strings( | |
2610 | &expression->u.ctf_expression.right); | |
2611 | if (!s_right) { | |
f7b785ac | 2612 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2613 | "Unexpected unary expression for integer field class's `encoding` attribute."); |
e98a2d6e PP |
2614 | ret = -EINVAL; |
2615 | goto error; | |
2616 | } | |
2617 | ||
2242b43d PP |
2618 | if (strcmp(s_right, "UTF8") == 0 || |
2619 | strcmp(s_right, "utf8") == 0 || | |
2620 | strcmp(s_right, "utf-8") == 0 || | |
2621 | strcmp(s_right, "UTF-8") == 0 || | |
2622 | strcmp(s_right, "ASCII") == 0 || | |
2623 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2624 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2625 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2626 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2627 | } else { |
f7b785ac | 2628 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2629 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2630 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2631 | s_right); |
2632 | g_free(s_right); | |
2633 | ret = -EINVAL; | |
2634 | goto error; | |
2635 | } | |
2636 | ||
2637 | g_free(s_right); | |
2638 | _SET(&set, _INTEGER_ENCODING_SET); | |
2242b43d | 2639 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { |
e98a2d6e PP |
2640 | const char *clock_name; |
2641 | ||
2642 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
f7b785ac | 2643 | _BT_COMP_LOGE_DUP_ATTR(left, "map", |
5cd6d0e5 | 2644 | "integer field class"); |
e98a2d6e PP |
2645 | ret = -EPERM; |
2646 | goto error; | |
2647 | } | |
2648 | ||
2649 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2650 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2651 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2652 | "expecting unary string."); |
e98a2d6e PP |
2653 | ret = -EINVAL; |
2654 | goto error; | |
2655 | } | |
2656 | ||
2657 | clock_name = | |
2658 | get_map_clock_name_value( | |
2659 | &expression->u.ctf_expression.right); | |
2660 | if (!clock_name) { | |
2661 | char *s_right = concatenate_unary_strings( | |
2662 | &expression->u.ctf_expression.right); | |
2663 | ||
2664 | if (!s_right) { | |
f7b785ac | 2665 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2666 | "Unexpected unary expression for integer field class's `map` attribute."); |
e98a2d6e PP |
2667 | ret = -EINVAL; |
2668 | goto error; | |
2669 | } | |
2670 | ||
f7b785ac | 2671 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2672 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2673 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2674 | s_right); |
2675 | _SET(&set, _INTEGER_MAP_SET); | |
2676 | g_free(s_right); | |
2677 | continue; | |
2678 | } | |
2679 | ||
44c440bc PP |
2680 | mapped_clock_class = |
2681 | ctf_trace_class_borrow_clock_class_by_name( | |
2682 | ctx->ctf_tc, clock_name); | |
2683 | if (!mapped_clock_class) { | |
f7b785ac | 2684 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2685 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2686 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2687 | clock_name); |
2688 | ret = -EINVAL; | |
2689 | goto error; | |
2690 | } | |
2691 | ||
2692 | _SET(&set, _INTEGER_MAP_SET); | |
2693 | } else { | |
f7b785ac | 2694 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2695 | "Unknown attribute in integer field class: " |
08da4f77 | 2696 | "attr-name=\"%s\"", |
e98a2d6e PP |
2697 | left->u.unary_expression.u.string); |
2698 | } | |
2699 | } | |
2700 | ||
2701 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
f7b785ac | 2702 | BT_COMP_LOGE_STR("Missing `size` attribute in integer field class."); |
e98a2d6e PP |
2703 | ret = -EPERM; |
2704 | goto error; | |
2705 | } | |
2706 | ||
2707 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2708 | if (size % CHAR_BIT) { | |
2709 | /* Bit-packed alignment */ | |
2710 | alignment = 1; | |
2711 | } else { | |
2712 | /* Byte-packed alignment */ | |
2713 | alignment = CHAR_BIT; | |
2714 | } | |
2715 | } | |
2716 | ||
5cd6d0e5 | 2717 | *integer_decl = ctf_field_class_int_create(); |
44c440bc PP |
2718 | BT_ASSERT(*integer_decl); |
2719 | (*integer_decl)->base.base.alignment = alignment; | |
2720 | (*integer_decl)->base.byte_order = byte_order; | |
2721 | (*integer_decl)->base.size = size; | |
2722 | (*integer_decl)->is_signed = (signedness > 0); | |
2723 | (*integer_decl)->disp_base = base; | |
2724 | (*integer_decl)->encoding = encoding; | |
398454ed | 2725 | (*integer_decl)->mapped_clock_class = mapped_clock_class; |
e98a2d6e PP |
2726 | return 0; |
2727 | ||
2728 | error: | |
5cd6d0e5 | 2729 | ctf_field_class_destroy((void *) *integer_decl); |
44c440bc | 2730 | *integer_decl = NULL; |
e98a2d6e PP |
2731 | return ret; |
2732 | } | |
2733 | ||
2734 | static | |
2735 | int visit_floating_point_number_decl(struct ctx *ctx, | |
44c440bc | 2736 | struct bt_list_head *expressions, |
5cd6d0e5 | 2737 | struct ctf_field_class_float **float_decl) |
e98a2d6e PP |
2738 | { |
2739 | int set = 0; | |
2740 | int ret = 0; | |
2741 | struct ctf_node *expression; | |
2742 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
44c440bc | 2743 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2744 | |
2745 | *float_decl = NULL; | |
2746 | ||
2747 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2748 | struct ctf_node *left, *right; | |
2749 | ||
2750 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2751 | struct ctf_node, siblings); | |
2752 | right = _BT_LIST_FIRST_ENTRY( | |
2753 | &expression->u.ctf_expression.right, struct ctf_node, | |
2754 | siblings); | |
2755 | ||
2756 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2757 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2758 | "Unexpected unary expression type: type=%d", |
2759 | left->u.unary_expression.type); | |
e98a2d6e PP |
2760 | ret = -EINVAL; |
2761 | goto error; | |
2762 | } | |
2763 | ||
2242b43d | 2764 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2765 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { |
f7b785ac | 2766 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2767 | "floating point number field class"); |
e98a2d6e PP |
2768 | ret = -EPERM; |
2769 | goto error; | |
2770 | } | |
2771 | ||
2772 | byte_order = get_real_byte_order(ctx, right); | |
44c440bc | 2773 | if (byte_order == -1) { |
f7b785ac | 2774 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2775 | "Invalid `byte_order` attribute in floating point number field class: " |
08da4f77 | 2776 | "ret=%d", ret); |
e98a2d6e PP |
2777 | ret = -EINVAL; |
2778 | goto error; | |
2779 | } | |
2780 | ||
2781 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2242b43d | 2782 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { |
e98a2d6e | 2783 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { |
f7b785ac | 2784 | _BT_COMP_LOGE_DUP_ATTR(left, "exp_dig", |
5cd6d0e5 | 2785 | "floating point number field class"); |
e98a2d6e PP |
2786 | ret = -EPERM; |
2787 | goto error; | |
2788 | } | |
2789 | ||
2790 | if (right->u.unary_expression.type != | |
2791 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2792 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2793 | "Invalid `exp_dig` attribute in floating point number field class: " |
08da4f77 PP |
2794 | "expecting unsigned constant integer: " |
2795 | "node-type=%d", | |
2796 | right->u.unary_expression.type); | |
e98a2d6e PP |
2797 | ret = -EINVAL; |
2798 | goto error; | |
2799 | } | |
2800 | ||
2801 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2802 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2242b43d | 2803 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { |
e98a2d6e | 2804 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { |
f7b785ac | 2805 | _BT_COMP_LOGE_DUP_ATTR(left, "mant_dig", |
5cd6d0e5 | 2806 | "floating point number field class"); |
e98a2d6e PP |
2807 | ret = -EPERM; |
2808 | goto error; | |
2809 | } | |
2810 | ||
2811 | if (right->u.unary_expression.type != | |
2812 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2813 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2814 | "Invalid `mant_dig` attribute in floating point number field class: " |
08da4f77 PP |
2815 | "expecting unsigned constant integer: " |
2816 | "node-type=%d", | |
2817 | right->u.unary_expression.type); | |
e98a2d6e PP |
2818 | ret = -EINVAL; |
2819 | goto error; | |
2820 | } | |
2821 | ||
2822 | mant_dig = right->u.unary_expression.u. | |
2823 | unsigned_constant; | |
2824 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2242b43d | 2825 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2826 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { |
f7b785ac | 2827 | _BT_COMP_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) { | |
f7b785ac | 2835 | _BT_COMP_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)) { | |
f7b785ac | 2848 | _BT_COMP_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 { | |
f7b785ac | 2858 | _BT_COMP_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)) { | |
f7b785ac | 2866 | BT_COMP_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)) { | |
f7b785ac | 2872 | BT_COMP_LOGE_STR("Missing `exp_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2873 | ret = -EPERM; |
2874 | goto error; | |
2875 | } | |
2876 | ||
44c440bc | 2877 | if (mant_dig != 24 && mant_dig != 53) { |
f7b785ac | 2878 | BT_COMP_LOGE_STR("`mant_dig` attribute: expecting 24 or 53."); |
44c440bc PP |
2879 | ret = -EPERM; |
2880 | goto error; | |
2881 | } | |
2882 | ||
2883 | if (mant_dig == 24 && exp_dig != 8) { | |
f7b785ac | 2884 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); |
44c440bc PP |
2885 | ret = -EPERM; |
2886 | goto error; | |
2887 | } | |
2888 | ||
2889 | if (mant_dig == 53 && exp_dig != 11) { | |
f7b785ac | 2890 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); |
44c440bc PP |
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) { | |
f7b785ac | 2940 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2941 | "Unexpected unary expression type: type=%d", |
2942 | left->u.unary_expression.type); | |
e98a2d6e PP |
2943 | ret = -EINVAL; |
2944 | goto error; | |
2945 | } | |
2946 | ||
2242b43d | 2947 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2948 | char *s_right; |
2949 | ||
2950 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
f7b785ac | 2951 | _BT_COMP_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) { | |
f7b785ac | 2958 | _BT_COMP_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) { | |
f7b785ac | 2968 | _BT_COMP_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 | ||
2242b43d PP |
2974 | if (strcmp(s_right, "UTF8") == 0 || |
2975 | strcmp(s_right, "utf8") == 0 || | |
2976 | strcmp(s_right, "utf-8") == 0 || | |
2977 | strcmp(s_right, "UTF-8") == 0 || | |
2978 | strcmp(s_right, "ASCII") == 0 || | |
2979 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2980 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2981 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2982 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2983 | } else { |
f7b785ac | 2984 | _BT_COMP_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 { | |
f7b785ac | 2996 | _BT_COMP_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) { | |
f7b785ac | 3024 | _BT_COMP_LOGE_NODE(ts_list, |
28973adf | 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) { | |
f7b785ac | 3033 | _BT_COMP_LOGE_NODE(first, |
28973adf | 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) { |
f7b785ac | 3112 | _BT_COMP_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: | |
f7b785ac | 3120 | _BT_COMP_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) { |
f7b785ac | 3149 | _BT_COMP_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) { |
f7b785ac | 3158 | _BT_COMP_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) { | |
f7b785ac | 3167 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3168 | ret = -EINVAL; |
3169 | goto error; | |
3170 | } | |
3171 | ||
2242b43d | 3172 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
3173 | /* This is already known at this stage */ |
3174 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
f7b785ac | 3175 | _BT_COMP_LOGE_DUP_ATTR(node, "name", "event class"); |
e98a2d6e PP |
3176 | ret = -EPERM; |
3177 | goto error; | |
3178 | } | |
3179 | ||
3180 | _SET(set, _EVENT_NAME_SET); | |
2242b43d | 3181 | } else if (strcmp(left, "id") == 0) { |
bc85036f | 3182 | int64_t id = -1; |
e98a2d6e PP |
3183 | |
3184 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
f7b785ac | 3185 | _BT_COMP_LOGE_DUP_ATTR(node, "id", "event class"); |
e98a2d6e PP |
3186 | ret = -EPERM; |
3187 | goto error; | |
3188 | } | |
3189 | ||
0746848c PP |
3190 | ret = get_unary_unsigned(ctx, |
3191 | &node->u.ctf_expression.right, | |
e98a2d6e | 3192 | (uint64_t *) &id); |
5eae0c3c JG |
3193 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3194 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3195 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3196 | "Unexpected unary expression for event class's `id` attribute."); |
e98a2d6e PP |
3197 | ret = -EINVAL; |
3198 | goto error; | |
3199 | } | |
3200 | ||
44c440bc | 3201 | event_class->id = id; |
e98a2d6e | 3202 | _SET(set, _EVENT_ID_SET); |
2242b43d | 3203 | } else if (strcmp(left, "stream_id") == 0) { |
e98a2d6e | 3204 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { |
f7b785ac | 3205 | _BT_COMP_LOGE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3206 | "event class"); |
e98a2d6e PP |
3207 | ret = -EPERM; |
3208 | goto error; | |
3209 | } | |
3210 | ||
0746848c PP |
3211 | ret = get_unary_unsigned(ctx, |
3212 | &node->u.ctf_expression.right, stream_id); | |
44c440bc | 3213 | |
5eae0c3c JG |
3214 | /* |
3215 | * Only read "stream_id" if get_unary_unsigned() | |
3216 | * succeeded. | |
3217 | */ | |
1d9f5cd6 | 3218 | if (ret) { |
f7b785ac | 3219 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3220 | "Unexpected unary expression for event class's `stream_id` attribute."); |
e98a2d6e PP |
3221 | ret = -EINVAL; |
3222 | goto error; | |
3223 | } | |
3224 | ||
3225 | _SET(set, _EVENT_STREAM_ID_SET); | |
2242b43d | 3226 | } else if (strcmp(left, "context") == 0) { |
e98a2d6e | 3227 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { |
f7b785ac | 3228 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3229 | "Duplicate `context` entry in event class."); |
e98a2d6e PP |
3230 | ret = -EPERM; |
3231 | goto error; | |
3232 | } | |
3233 | ||
5cd6d0e5 | 3234 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3235 | _BT_LIST_FIRST_ENTRY( |
3236 | &node->u.ctf_expression.right, | |
3237 | struct ctf_node, siblings), | |
5cd6d0e5 | 3238 | &event_class->spec_context_fc); |
e98a2d6e | 3239 | if (ret) { |
f7b785ac | 3240 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3241 | "Cannot create event class's context field class."); |
e98a2d6e PP |
3242 | goto error; |
3243 | } | |
3244 | ||
5cd6d0e5 | 3245 | BT_ASSERT(event_class->spec_context_fc); |
e98a2d6e | 3246 | _SET(set, _EVENT_CONTEXT_SET); |
2242b43d | 3247 | } else if (strcmp(left, "fields") == 0) { |
e98a2d6e | 3248 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { |
f7b785ac | 3249 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3250 | "Duplicate `fields` entry in event class."); |
e98a2d6e PP |
3251 | ret = -EPERM; |
3252 | goto error; | |
3253 | } | |
3254 | ||
5cd6d0e5 | 3255 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3256 | _BT_LIST_FIRST_ENTRY( |
3257 | &node->u.ctf_expression.right, | |
3258 | struct ctf_node, siblings), | |
5cd6d0e5 | 3259 | &event_class->payload_fc); |
e98a2d6e | 3260 | if (ret) { |
f7b785ac | 3261 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3262 | "Cannot create event class's payload field class."); |
e98a2d6e PP |
3263 | goto error; |
3264 | } | |
3265 | ||
5cd6d0e5 | 3266 | BT_ASSERT(event_class->payload_fc); |
e98a2d6e | 3267 | _SET(set, _EVENT_FIELDS_SET); |
2242b43d | 3268 | } else if (strcmp(left, "loglevel") == 0) { |
c3c30b08 | 3269 | uint64_t loglevel_value; |
4cdfc5e8 | 3270 | bt_event_class_log_level log_level = -1; |
e98a2d6e | 3271 | |
44c440bc | 3272 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { |
f7b785ac | 3273 | _BT_COMP_LOGE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3274 | "event class"); |
e98a2d6e PP |
3275 | ret = -EPERM; |
3276 | goto error; | |
3277 | } | |
3278 | ||
0746848c PP |
3279 | ret = get_unary_unsigned(ctx, |
3280 | &node->u.ctf_expression.right, &loglevel_value); | |
e98a2d6e | 3281 | if (ret) { |
f7b785ac | 3282 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3283 | "Unexpected unary expression for event class's `loglevel` attribute."); |
e98a2d6e PP |
3284 | ret = -EINVAL; |
3285 | goto error; | |
3286 | } | |
cf76ce92 PP |
3287 | |
3288 | switch (loglevel_value) { | |
3289 | case 0: | |
50842bdc | 3290 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3291 | break; |
3292 | case 1: | |
50842bdc | 3293 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3294 | break; |
3295 | case 2: | |
50842bdc | 3296 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3297 | break; |
3298 | case 3: | |
50842bdc | 3299 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3300 | break; |
3301 | case 4: | |
50842bdc | 3302 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3303 | break; |
3304 | case 5: | |
50842bdc | 3305 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3306 | break; |
3307 | case 6: | |
50842bdc | 3308 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3309 | break; |
3310 | case 7: | |
50842bdc | 3311 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3312 | break; |
3313 | case 8: | |
50842bdc | 3314 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3315 | break; |
3316 | case 9: | |
50842bdc | 3317 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3318 | break; |
3319 | case 10: | |
50842bdc | 3320 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3321 | break; |
3322 | case 11: | |
50842bdc | 3323 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3324 | break; |
3325 | case 12: | |
50842bdc | 3326 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3327 | break; |
3328 | case 13: | |
50842bdc | 3329 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3330 | break; |
3331 | case 14: | |
50842bdc | 3332 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3333 | break; |
3334 | default: | |
f7b785ac | 3335 | _BT_COMP_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " |
cf76ce92 | 3336 | "log-level=%" PRIu64, loglevel_value); |
c3c30b08 | 3337 | } |
cf76ce92 | 3338 | |
44c440bc PP |
3339 | if (log_level != -1) { |
3340 | event_class->log_level = log_level; | |
c3c30b08 | 3341 | } |
cf76ce92 | 3342 | |
44c440bc | 3343 | _SET(set, _EVENT_LOG_LEVEL_SET); |
2242b43d | 3344 | } else if (strcmp(left, "model.emf.uri") == 0) { |
e98a2d6e PP |
3345 | char *right; |
3346 | ||
3347 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
f7b785ac | 3348 | _BT_COMP_LOGE_DUP_ATTR(node, "model.emf.uri", |
28973adf | 3349 | "event class"); |
e98a2d6e PP |
3350 | ret = -EPERM; |
3351 | goto error; | |
3352 | } | |
3353 | ||
3354 | right = concatenate_unary_strings( | |
3355 | &node->u.ctf_expression.right); | |
3356 | if (!right) { | |
f7b785ac | 3357 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3358 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); |
e98a2d6e PP |
3359 | ret = -EINVAL; |
3360 | goto error; | |
3361 | } | |
3362 | ||
cf76ce92 | 3363 | if (strlen(right) == 0) { |
f7b785ac | 3364 | _BT_COMP_LOGW_NODE(node, |
cf76ce92 PP |
3365 | "Not setting event class's EMF URI because it's empty."); |
3366 | } else { | |
44c440bc PP |
3367 | g_string_assign(event_class->emf_uri, |
3368 | right); | |
28973adf | 3369 | } |
cf76ce92 | 3370 | |
e98a2d6e PP |
3371 | g_free(right); |
3372 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3373 | } else { | |
f7b785ac | 3374 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3375 | "Unknown attribute in event class: " |
08da4f77 | 3376 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3377 | } |
3378 | ||
3379 | g_free(left); | |
3380 | left = NULL; | |
3381 | break; | |
3382 | } | |
3383 | default: | |
3384 | ret = -EPERM; | |
3385 | goto error; | |
3386 | } | |
3387 | ||
44c440bc | 3388 | goto end; |
e98a2d6e PP |
3389 | |
3390 | error: | |
19bbdc9b | 3391 | g_free(left); |
e98a2d6e | 3392 | |
44c440bc | 3393 | end: |
e98a2d6e PP |
3394 | return ret; |
3395 | } | |
3396 | ||
3397 | static | |
3398 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3399 | { | |
3400 | char *left = NULL; | |
3401 | char *name = NULL; | |
3402 | struct ctf_node *iter; | |
3403 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3404 | ||
3405 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3406 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3407 | continue; | |
3408 | } | |
3409 | ||
3410 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3411 | if (!left) { | |
f7b785ac | 3412 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3413 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
3414 | goto error; |
3415 | } | |
3416 | ||
2242b43d | 3417 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
3418 | name = concatenate_unary_strings( |
3419 | &iter->u.ctf_expression.right); | |
3420 | if (!name) { | |
f7b785ac | 3421 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3422 | "Unexpected unary expression for event class's `name` attribute."); |
e98a2d6e PP |
3423 | goto error; |
3424 | } | |
3425 | } | |
3426 | ||
3427 | g_free(left); | |
3428 | left = NULL; | |
3429 | ||
3430 | if (name) { | |
3431 | break; | |
3432 | } | |
3433 | } | |
3434 | ||
3435 | return name; | |
3436 | ||
3437 | error: | |
3438 | g_free(left); | |
e98a2d6e PP |
3439 | return NULL; |
3440 | } | |
3441 | ||
3442 | static | |
3443 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3444 | { | |
3445 | int ret = 0; | |
3446 | int set = 0; | |
e98a2d6e | 3447 | struct ctf_node *iter; |
44c440bc | 3448 | uint64_t stream_id = 0; |
e98a2d6e | 3449 | char *event_name = NULL; |
44c440bc PP |
3450 | struct ctf_event_class *event_class = NULL; |
3451 | struct ctf_stream_class *stream_class = NULL; | |
e98a2d6e | 3452 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3453 | bool pop_scope = false; |
e98a2d6e PP |
3454 | |
3455 | if (node->visited) { | |
3456 | goto end; | |
3457 | } | |
3458 | ||
3459 | node->visited = TRUE; | |
3460 | event_name = get_event_decl_name(ctx, node); | |
3461 | if (!event_name) { | |
f7b785ac | 3462 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3463 | "Missing `name` attribute in event class."); |
e98a2d6e PP |
3464 | ret = -EPERM; |
3465 | goto error; | |
3466 | } | |
3467 | ||
44c440bc PP |
3468 | event_class = ctf_event_class_create(); |
3469 | BT_ASSERT(event_class); | |
3470 | g_string_assign(event_class->name, event_name); | |
3471 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1e649dff PP |
3472 | pop_scope = true; |
3473 | ||
e98a2d6e PP |
3474 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3475 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3476 | &stream_id, &set); | |
3477 | if (ret) { | |
f7b785ac | 3478 | _BT_COMP_LOGE_NODE(iter, "Cannot visit event class's entry: " |
28973adf | 3479 | "ret=%d", ret); |
e98a2d6e PP |
3480 | goto error; |
3481 | } | |
3482 | } | |
3483 | ||
3484 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
1e649dff PP |
3485 | /* |
3486 | * Allow missing stream_id if there is only a single | |
3487 | * stream class. | |
3488 | */ | |
44c440bc | 3489 | switch (ctx->ctf_tc->stream_classes->len) { |
e98a2d6e | 3490 | case 0: |
1e649dff | 3491 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3492 | stream_id = 0; |
44c440bc PP |
3493 | stream_class = ctf_stream_class_create(); |
3494 | BT_ASSERT(stream_class); | |
3495 | stream_class->id = stream_id; | |
3496 | g_ptr_array_add(ctx->ctf_tc->stream_classes, | |
3497 | stream_class); | |
e98a2d6e PP |
3498 | break; |
3499 | case 1: | |
1e649dff | 3500 | /* Single stream class: get its ID */ |
44c440bc PP |
3501 | stream_class = ctx->ctf_tc->stream_classes->pdata[0]; |
3502 | stream_id = stream_class->id; | |
e98a2d6e PP |
3503 | break; |
3504 | default: | |
f7b785ac | 3505 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3506 | "Missing `stream_id` attribute in event class."); |
e98a2d6e PP |
3507 | ret = -EPERM; |
3508 | goto error; | |
3509 | } | |
3510 | } | |
3511 | ||
1e649dff | 3512 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e | 3513 | if (!stream_class) { |
44c440bc PP |
3514 | stream_class = ctf_trace_class_borrow_stream_class_by_id( |
3515 | ctx->ctf_tc, stream_id); | |
1e649dff | 3516 | if (!stream_class) { |
f7b785ac | 3517 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3518 | "Cannot find stream class at this point: " |
08da4f77 | 3519 | "id=%" PRId64, stream_id); |
1e649dff PP |
3520 | ret = -EINVAL; |
3521 | goto error; | |
3522 | } | |
e98a2d6e PP |
3523 | } |
3524 | ||
f6ccaed9 | 3525 | BT_ASSERT(stream_class); |
1e649dff | 3526 | |
e98a2d6e PP |
3527 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3528 | /* Allow only one event without ID per stream */ | |
44c440bc | 3529 | if (stream_class->event_classes->len != 0) { |
f7b785ac | 3530 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3531 | "Missing `id` attribute in event class."); |
e98a2d6e PP |
3532 | ret = -EPERM; |
3533 | goto error; | |
3534 | } | |
3535 | ||
3536 | /* Automatic ID */ | |
44c440bc | 3537 | event_class->id = 0; |
e98a2d6e PP |
3538 | } |
3539 | ||
44c440bc PP |
3540 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, |
3541 | event_class->id)) { | |
f7b785ac | 3542 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3543 | "Duplicate event class (same ID) in the same stream class: " |
44c440bc | 3544 | "id=%" PRId64, event_class->id); |
e98a2d6e PP |
3545 | ret = -EEXIST; |
3546 | goto error; | |
3547 | } | |
3548 | ||
44c440bc PP |
3549 | ctf_stream_class_append_event_class(stream_class, event_class); |
3550 | event_class = NULL; | |
1e649dff | 3551 | goto end; |
e98a2d6e PP |
3552 | |
3553 | error: | |
44c440bc PP |
3554 | ctf_event_class_destroy(event_class); |
3555 | event_class = NULL; | |
3556 | ||
3557 | if (ret >= 0) { | |
3558 | ret = -1; | |
3559 | } | |
e98a2d6e | 3560 | |
1e649dff PP |
3561 | end: |
3562 | if (pop_scope) { | |
3563 | ctx_pop_scope(ctx); | |
3564 | } | |
e98a2d6e | 3565 | |
19bbdc9b | 3566 | g_free(event_name); |
44c440bc | 3567 | |
e98a2d6e PP |
3568 | return ret; |
3569 | } | |
3570 | ||
56b43721 | 3571 | static |
7bf5af54 | 3572 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
5cd6d0e5 | 3573 | struct ctf_field_class *fc) |
56b43721 | 3574 | { |
0f2d58c9 | 3575 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
5cd6d0e5 | 3576 | struct ctf_field_class_int *int_fc = (void *) fc; |
56b43721 | 3577 | int ret = 0; |
44c440bc PP |
3578 | uint64_t clock_class_count; |
3579 | ||
5cd6d0e5 | 3580 | if (!fc) { |
44c440bc PP |
3581 | goto end; |
3582 | } | |
56b43721 | 3583 | |
864cad70 PP |
3584 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3585 | fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
56b43721 PP |
3586 | goto end; |
3587 | } | |
3588 | ||
5cd6d0e5 | 3589 | if (int_fc->mapped_clock_class) { |
44c440bc | 3590 | /* Already mapped */ |
56b43721 PP |
3591 | goto end; |
3592 | } | |
3593 | ||
44c440bc | 3594 | clock_class_count = ctx->ctf_tc->clock_classes->len; |
7bf5af54 PP |
3595 | |
3596 | switch (clock_class_count) { | |
3597 | case 0: | |
3598 | /* | |
44c440bc PP |
3599 | * No clock class exists in the trace at this point. Create an |
3600 | * implicit one at 1 GHz, named `default`, and use this clock | |
3601 | * class. | |
7bf5af54 | 3602 | */ |
0f2d58c9 | 3603 | clock_class_to_map_to = ctf_clock_class_create(); |
44c440bc | 3604 | BT_ASSERT(clock_class_to_map_to); |
0f2d58c9 PP |
3605 | clock_class_to_map_to->frequency = UINT64_C(1000000000); |
3606 | g_string_assign(clock_class_to_map_to->name, "default"); | |
44c440bc PP |
3607 | BT_ASSERT(ret == 0); |
3608 | g_ptr_array_add(ctx->ctf_tc->clock_classes, | |
398454ed | 3609 | clock_class_to_map_to); |
7bf5af54 PP |
3610 | break; |
3611 | case 1: | |
3612 | /* | |
44c440bc PP |
3613 | * Only one clock class exists in the trace at this point: use |
3614 | * this one. | |
7bf5af54 | 3615 | */ |
398454ed | 3616 | clock_class_to_map_to = ctx->ctf_tc->clock_classes->pdata[0]; |
7bf5af54 PP |
3617 | break; |
3618 | default: | |
3619 | /* | |
44c440bc PP |
3620 | * Timestamp field not mapped to a clock class and there's more |
3621 | * than one clock class in the trace: this is an error. | |
7bf5af54 | 3622 | */ |
f7b785ac | 3623 | BT_COMP_LOGE_STR("Timestamp field found with no mapped clock class, " |
7bf5af54 PP |
3624 | "but there's more than one clock class in the trace at this point."); |
3625 | ret = -1; | |
56b43721 PP |
3626 | goto end; |
3627 | } | |
3628 | ||
f6ccaed9 | 3629 | BT_ASSERT(clock_class_to_map_to); |
398454ed | 3630 | int_fc->mapped_clock_class = clock_class_to_map_to; |
56b43721 | 3631 | |
7bf5af54 | 3632 | end: |
7bf5af54 PP |
3633 | return ret; |
3634 | } | |
56b43721 | 3635 | |
7bf5af54 PP |
3636 | static |
3637 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
5cd6d0e5 | 3638 | struct ctf_field_class *root_fc, const char *field_name) |
7bf5af54 PP |
3639 | { |
3640 | int ret = 0; | |
44c440bc | 3641 | uint64_t i, count; |
5cd6d0e5 PP |
3642 | struct ctf_field_class_struct *struct_fc = (void *) root_fc; |
3643 | struct ctf_field_class_variant *var_fc = (void *) root_fc; | |
56b43721 | 3644 | |
5cd6d0e5 | 3645 | if (!root_fc) { |
7bf5af54 PP |
3646 | goto end; |
3647 | } | |
56b43721 | 3648 | |
864cad70 PP |
3649 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && |
3650 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
7bf5af54 PP |
3651 | goto end; |
3652 | } | |
3653 | ||
864cad70 | 3654 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 | 3655 | count = struct_fc->members->len; |
7bf5af54 | 3656 | } else { |
5cd6d0e5 | 3657 | count = var_fc->options->len; |
7bf5af54 PP |
3658 | } |
3659 | ||
7bf5af54 | 3660 | for (i = 0; i < count; i++) { |
5cd6d0e5 | 3661 | struct ctf_named_field_class *named_fc = NULL; |
7bf5af54 | 3662 | |
864cad70 | 3663 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 PP |
3664 | named_fc = ctf_field_class_struct_borrow_member_by_index( |
3665 | struct_fc, i); | |
864cad70 | 3666 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
3667 | named_fc = ctf_field_class_variant_borrow_option_by_index( |
3668 | var_fc, i); | |
7bf5af54 PP |
3669 | } |
3670 | ||
5cd6d0e5 | 3671 | if (strcmp(named_fc->name->str, field_name) == 0) { |
44c440bc | 3672 | ret = auto_map_field_to_trace_clock_class(ctx, |
5cd6d0e5 | 3673 | named_fc->fc); |
7bf5af54 | 3674 | if (ret) { |
f7b785ac | 3675 | BT_COMP_LOGE("Cannot automatically map field to trace's clock class: " |
7bf5af54 | 3676 | "field-name=\"%s\"", field_name); |
7bf5af54 | 3677 | goto end; |
56b43721 PP |
3678 | } |
3679 | } | |
3680 | ||
5cd6d0e5 | 3681 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, |
44c440bc | 3682 | field_name); |
7bf5af54 | 3683 | if (ret) { |
f7b785ac | 3684 | BT_COMP_LOGE("Cannot automatically map structure or variant field class's fields to trace's clock class: " |
7bf5af54 | 3685 | "field-name=\"%s\", root-field-name=\"%s\"", |
5cd6d0e5 | 3686 | field_name, named_fc->name->str); |
7bf5af54 PP |
3687 | goto end; |
3688 | } | |
56b43721 PP |
3689 | } |
3690 | ||
3691 | end: | |
56b43721 PP |
3692 | return ret; |
3693 | } | |
3694 | ||
e98a2d6e PP |
3695 | static |
3696 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc | 3697 | struct ctf_stream_class *stream_class, int *set) |
e98a2d6e PP |
3698 | { |
3699 | int ret = 0; | |
3700 | char *left = NULL; | |
e98a2d6e PP |
3701 | |
3702 | switch (node->type) { | |
3703 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3704 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3705 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3706 | if (ret) { |
f7b785ac | 3707 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3708 | "Cannot add field class found in stream class."); |
e98a2d6e PP |
3709 | goto error; |
3710 | } | |
3711 | break; | |
3712 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3713 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3714 | node->u.field_class_alias.alias); | |
e98a2d6e | 3715 | if (ret) { |
f7b785ac | 3716 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3717 | "Cannot add field class alias found in stream class."); |
e98a2d6e PP |
3718 | goto error; |
3719 | } | |
3720 | break; | |
3721 | case NODE_CTF_EXPRESSION: | |
3722 | { | |
3723 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3724 | if (!left) { | |
f7b785ac | 3725 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3726 | ret = -EINVAL; |
3727 | goto error; | |
3728 | } | |
3729 | ||
2242b43d | 3730 | if (strcmp(left, "id") == 0) { |
e98a2d6e | 3731 | int64_t id; |
e98a2d6e PP |
3732 | |
3733 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
f7b785ac | 3734 | _BT_COMP_LOGE_DUP_ATTR(node, "id", |
28973adf | 3735 | "stream declaration"); |
e98a2d6e PP |
3736 | ret = -EPERM; |
3737 | goto error; | |
3738 | } | |
3739 | ||
0746848c PP |
3740 | ret = get_unary_unsigned(ctx, |
3741 | &node->u.ctf_expression.right, | |
e98a2d6e | 3742 | (uint64_t *) &id); |
44c440bc | 3743 | |
5eae0c3c JG |
3744 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3745 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3746 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3747 | "Unexpected unary expression for stream class's `id` attribute."); |
e98a2d6e PP |
3748 | ret = -EINVAL; |
3749 | goto error; | |
3750 | } | |
3751 | ||
44c440bc PP |
3752 | if (ctf_trace_class_borrow_stream_class_by_id( |
3753 | ctx->ctf_tc, id)) { | |
f7b785ac | 3754 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3755 | "Duplicate stream class (same ID): id=%" PRId64, |
e98a2d6e PP |
3756 | id); |
3757 | ret = -EEXIST; | |
3758 | goto error; | |
3759 | } | |
3760 | ||
44c440bc | 3761 | stream_class->id = id; |
e98a2d6e | 3762 | _SET(set, _STREAM_ID_SET); |
2242b43d | 3763 | } else if (strcmp(left, "event.header") == 0) { |
e98a2d6e | 3764 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { |
f7b785ac | 3765 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3766 | "Duplicate `event.header` entry in stream class."); |
e98a2d6e PP |
3767 | ret = -EPERM; |
3768 | goto error; | |
3769 | } | |
3770 | ||
5cd6d0e5 | 3771 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3772 | _BT_LIST_FIRST_ENTRY( |
3773 | &node->u.ctf_expression.right, | |
3774 | struct ctf_node, siblings), | |
5cd6d0e5 | 3775 | &stream_class->event_header_fc); |
e98a2d6e | 3776 | if (ret) { |
f7b785ac | 3777 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3778 | "Cannot create stream class's event header field class."); |
e98a2d6e PP |
3779 | goto error; |
3780 | } | |
3781 | ||
5cd6d0e5 | 3782 | BT_ASSERT(stream_class->event_header_fc); |
56b43721 | 3783 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3784 | stream_class->event_header_fc, "timestamp"); |
56b43721 | 3785 | if (ret) { |
f7b785ac | 3786 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3787 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); |
56b43721 PP |
3788 | goto error; |
3789 | } | |
e98a2d6e | 3790 | |
e98a2d6e | 3791 | _SET(set, _STREAM_EVENT_HEADER_SET); |
2242b43d | 3792 | } else if (strcmp(left, "event.context") == 0) { |
e98a2d6e | 3793 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { |
f7b785ac | 3794 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3795 | "Duplicate `event.context` entry in stream class."); |
e98a2d6e PP |
3796 | ret = -EPERM; |
3797 | goto error; | |
3798 | } | |
3799 | ||
5cd6d0e5 | 3800 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3801 | _BT_LIST_FIRST_ENTRY( |
3802 | &node->u.ctf_expression.right, | |
3803 | struct ctf_node, siblings), | |
5cd6d0e5 | 3804 | &stream_class->event_common_context_fc); |
e98a2d6e | 3805 | if (ret) { |
f7b785ac | 3806 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3807 | "Cannot create stream class's event context field class."); |
e98a2d6e PP |
3808 | goto error; |
3809 | } | |
3810 | ||
5cd6d0e5 | 3811 | BT_ASSERT(stream_class->event_common_context_fc); |
e98a2d6e | 3812 | _SET(set, _STREAM_EVENT_CONTEXT_SET); |
2242b43d | 3813 | } else if (strcmp(left, "packet.context") == 0) { |
e98a2d6e | 3814 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { |
f7b785ac | 3815 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3816 | "Duplicate `packet.context` entry in stream class."); |
e98a2d6e PP |
3817 | ret = -EPERM; |
3818 | goto error; | |
3819 | } | |
3820 | ||
5cd6d0e5 | 3821 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3822 | _BT_LIST_FIRST_ENTRY( |
3823 | &node->u.ctf_expression.right, | |
3824 | struct ctf_node, siblings), | |
5cd6d0e5 | 3825 | &stream_class->packet_context_fc); |
e98a2d6e | 3826 | if (ret) { |
f7b785ac | 3827 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3828 | "Cannot create stream class's packet context field class."); |
e98a2d6e PP |
3829 | goto error; |
3830 | } | |
3831 | ||
5cd6d0e5 | 3832 | BT_ASSERT(stream_class->packet_context_fc); |
56b43721 | 3833 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3834 | stream_class->packet_context_fc, |
44c440bc | 3835 | "timestamp_begin"); |
7bf5af54 | 3836 | if (ret) { |
f7b785ac | 3837 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3838 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); |
7bf5af54 PP |
3839 | goto error; |
3840 | } | |
3841 | ||
3842 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
5cd6d0e5 | 3843 | stream_class->packet_context_fc, |
44c440bc | 3844 | "timestamp_end"); |
56b43721 | 3845 | if (ret) { |
f7b785ac | 3846 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3847 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
3848 | goto error; |
3849 | } | |
e98a2d6e | 3850 | |
e98a2d6e PP |
3851 | _SET(set, _STREAM_PACKET_CONTEXT_SET); |
3852 | } else { | |
f7b785ac | 3853 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3854 | "Unknown attribute in stream class: " |
08da4f77 | 3855 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3856 | } |
3857 | ||
3858 | g_free(left); | |
3859 | left = NULL; | |
3860 | break; | |
3861 | } | |
3862 | ||
3863 | default: | |
3864 | ret = -EPERM; | |
3865 | goto error; | |
3866 | } | |
3867 | ||
3868 | return 0; | |
3869 | ||
3870 | error: | |
3871 | g_free(left); | |
e98a2d6e PP |
3872 | return ret; |
3873 | } | |
3874 | ||
3875 | static | |
3876 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3877 | { | |
e98a2d6e PP |
3878 | int set = 0; |
3879 | int ret = 0; | |
3880 | struct ctf_node *iter; | |
44c440bc | 3881 | struct ctf_stream_class *stream_class = NULL; |
e98a2d6e PP |
3882 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3883 | ||
3884 | if (node->visited) { | |
3885 | goto end; | |
3886 | } | |
3887 | ||
3888 | node->visited = TRUE; | |
44c440bc PP |
3889 | stream_class = ctf_stream_class_create(); |
3890 | BT_ASSERT(stream_class); | |
3891 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
3892 | |
3893 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3894 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3895 | if (ret) { | |
f7b785ac | 3896 | _BT_COMP_LOGE_NODE(iter, |
28973adf PP |
3897 | "Cannot visit stream class's entry: " |
3898 | "ret=%d", ret); | |
e98a2d6e PP |
3899 | ctx_pop_scope(ctx); |
3900 | goto error; | |
3901 | } | |
3902 | } | |
3903 | ||
3904 | ctx_pop_scope(ctx); | |
3905 | ||
3906 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
44c440bc | 3907 | /* Check that packet header has `stream_id` field */ |
5cd6d0e5 | 3908 | struct ctf_named_field_class *named_fc = NULL; |
e98a2d6e | 3909 | |
5cd6d0e5 | 3910 | if (!ctx->ctf_tc->packet_header_fc) { |
f7b785ac | 3911 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3912 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3913 | "but trace has no packet header field class."); |
e98a2d6e PP |
3914 | goto error; |
3915 | } | |
3916 | ||
5cd6d0e5 PP |
3917 | named_fc = ctf_field_class_struct_borrow_member_by_name( |
3918 | (void *) ctx->ctf_tc->packet_header_fc, "stream_id"); | |
3919 | if (!named_fc) { | |
f7b785ac | 3920 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3921 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3922 | "but trace's packet header field class has no `stream_id` field."); |
e98a2d6e PP |
3923 | goto error; |
3924 | } | |
3925 | ||
864cad70 PP |
3926 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3927 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
f7b785ac | 3928 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3929 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3930 | "but trace's packet header field class's `stream_id` field is not an integer field class."); |
e98a2d6e PP |
3931 | goto error; |
3932 | } | |
e98a2d6e PP |
3933 | } else { |
3934 | /* Allow only _one_ ID-less stream */ | |
44c440bc | 3935 | if (ctx->ctf_tc->stream_classes->len != 0) { |
f7b785ac | 3936 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3937 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); |
e98a2d6e PP |
3938 | ret = -EPERM; |
3939 | goto error; | |
3940 | } | |
3941 | ||
3942 | /* Automatic ID: 0 */ | |
44c440bc | 3943 | stream_class->id = 0; |
e98a2d6e PP |
3944 | } |
3945 | ||
1e649dff PP |
3946 | /* |
3947 | * Make sure that this stream class's ID is currently unique in | |
3948 | * the trace. | |
3949 | */ | |
44c440bc PP |
3950 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, |
3951 | stream_class->id)) { | |
f7b785ac | 3952 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3953 | "Duplicate stream class (same ID): id=%" PRId64, |
44c440bc | 3954 | stream_class->id); |
1e649dff PP |
3955 | ret = -EINVAL; |
3956 | goto error; | |
3957 | } | |
3958 | ||
44c440bc | 3959 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); |
e98a2d6e | 3960 | stream_class = NULL; |
1e649dff | 3961 | goto end; |
e98a2d6e PP |
3962 | |
3963 | error: | |
44c440bc PP |
3964 | ctf_stream_class_destroy(stream_class); |
3965 | stream_class = NULL; | |
e98a2d6e | 3966 | |
1e649dff | 3967 | end: |
e98a2d6e PP |
3968 | return ret; |
3969 | } | |
3970 | ||
3971 | static | |
3972 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3973 | { | |
3974 | int ret = 0; | |
3975 | char *left = NULL; | |
44c440bc | 3976 | uint64_t val; |
e98a2d6e PP |
3977 | |
3978 | switch (node->type) { | |
3979 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3980 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3981 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3982 | if (ret) { |
f7b785ac | 3983 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3984 | "Cannot add field class found in trace (`trace` block)."); |
e98a2d6e PP |
3985 | goto error; |
3986 | } | |
3987 | break; | |
3988 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3989 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3990 | node->u.field_class_alias.alias); | |
e98a2d6e | 3991 | if (ret) { |
f7b785ac | 3992 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3993 | "Cannot add field class alias found in trace (`trace` block)."); |
e98a2d6e PP |
3994 | goto error; |
3995 | } | |
3996 | break; | |
3997 | case NODE_CTF_EXPRESSION: | |
3998 | { | |
3999 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
4000 | if (!left) { | |
f7b785ac | 4001 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4002 | ret = -EINVAL; |
4003 | goto error; | |
4004 | } | |
4005 | ||
2242b43d | 4006 | if (strcmp(left, "major") == 0) { |
e98a2d6e | 4007 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { |
f7b785ac | 4008 | _BT_COMP_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
4009 | ret = -EPERM; |
4010 | goto error; | |
4011 | } | |
4012 | ||
0746848c PP |
4013 | ret = get_unary_unsigned(ctx, |
4014 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 4015 | if (ret) { |
f7b785ac | 4016 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4017 | "Unexpected unary expression for trace's `major` attribute."); |
e98a2d6e PP |
4018 | ret = -EINVAL; |
4019 | goto error; | |
4020 | } | |
4021 | ||
44c440bc | 4022 | if (val != 1) { |
f7b785ac | 4023 | _BT_COMP_LOGE_NODE(node, |
44c440bc PP |
4024 | "Invalid trace's `minor` attribute: expecting 1."); |
4025 | goto error; | |
4026 | } | |
4027 | ||
4028 | ctx->ctf_tc->major = val; | |
e98a2d6e | 4029 | _SET(set, _TRACE_MAJOR_SET); |
2242b43d | 4030 | } else if (strcmp(left, "minor") == 0) { |
e98a2d6e | 4031 | if (_IS_SET(set, _TRACE_MINOR_SET)) { |
f7b785ac | 4032 | _BT_COMP_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
4033 | ret = -EPERM; |
4034 | goto error; | |
4035 | } | |
4036 | ||
0746848c PP |
4037 | ret = get_unary_unsigned(ctx, |
4038 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 4039 | if (ret) { |
f7b785ac | 4040 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4041 | "Unexpected unary expression for trace's `minor` attribute."); |
e98a2d6e PP |
4042 | ret = -EINVAL; |
4043 | goto error; | |
4044 | } | |
4045 | ||
44c440bc | 4046 | if (val != 8) { |
f7b785ac | 4047 | _BT_COMP_LOGE_NODE(node, |
44c440bc PP |
4048 | "Invalid trace's `minor` attribute: expecting 8."); |
4049 | goto error; | |
4050 | } | |
4051 | ||
4052 | ctx->ctf_tc->minor = val; | |
e98a2d6e | 4053 | _SET(set, _TRACE_MINOR_SET); |
2242b43d | 4054 | } else if (strcmp(left, "uuid") == 0) { |
e98a2d6e | 4055 | if (_IS_SET(set, _TRACE_UUID_SET)) { |
f7b785ac | 4056 | _BT_COMP_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
4057 | ret = -EPERM; |
4058 | goto error; | |
4059 | } | |
4060 | ||
0746848c PP |
4061 | ret = get_unary_uuid(ctx, |
4062 | &node->u.ctf_expression.right, | |
44c440bc | 4063 | ctx->ctf_tc->uuid); |
e98a2d6e | 4064 | if (ret) { |
f7b785ac | 4065 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4066 | "Invalid trace's `uuid` attribute."); |
e98a2d6e PP |
4067 | goto error; |
4068 | } | |
4069 | ||
44c440bc | 4070 | ctx->ctf_tc->is_uuid_set = true; |
e98a2d6e | 4071 | _SET(set, _TRACE_UUID_SET); |
2242b43d | 4072 | } else if (strcmp(left, "byte_order") == 0) { |
44c440bc | 4073 | /* Default byte order is already known at this stage */ |
e98a2d6e | 4074 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { |
f7b785ac | 4075 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4076 | "trace"); |
e98a2d6e PP |
4077 | ret = -EPERM; |
4078 | goto error; | |
4079 | } | |
4080 | ||
44c440bc | 4081 | BT_ASSERT(ctx->ctf_tc->default_byte_order != -1); |
e98a2d6e | 4082 | _SET(set, _TRACE_BYTE_ORDER_SET); |
2242b43d | 4083 | } else if (strcmp(left, "packet.header") == 0) { |
e98a2d6e | 4084 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { |
f7b785ac | 4085 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4086 | "Duplicate `packet.header` entry in trace."); |
e98a2d6e PP |
4087 | ret = -EPERM; |
4088 | goto error; | |
4089 | } | |
4090 | ||
5cd6d0e5 | 4091 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
4092 | _BT_LIST_FIRST_ENTRY( |
4093 | &node->u.ctf_expression.right, | |
4094 | struct ctf_node, siblings), | |
5cd6d0e5 | 4095 | &ctx->ctf_tc->packet_header_fc); |
e98a2d6e | 4096 | if (ret) { |
f7b785ac | 4097 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 4098 | "Cannot create trace's packet header field class."); |
e98a2d6e PP |
4099 | goto error; |
4100 | } | |
4101 | ||
5cd6d0e5 | 4102 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); |
e98a2d6e PP |
4103 | _SET(set, _TRACE_PACKET_HEADER_SET); |
4104 | } else { | |
f7b785ac | 4105 | _BT_COMP_LOGW_NODE(node, |
28973adf | 4106 | "Unknown attribute in stream class: " |
08da4f77 | 4107 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4108 | } |
4109 | ||
4110 | g_free(left); | |
4111 | left = NULL; | |
4112 | break; | |
4113 | } | |
4114 | default: | |
f7b785ac | 4115 | _BT_COMP_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
4116 | ret = -EINVAL; |
4117 | goto error; | |
4118 | } | |
4119 | ||
4120 | return 0; | |
4121 | ||
4122 | error: | |
4123 | g_free(left); | |
e98a2d6e PP |
4124 | return ret; |
4125 | } | |
4126 | ||
4127 | static | |
4128 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4129 | { | |
4130 | int ret = 0; | |
4131 | int set = 0; | |
4132 | struct ctf_node *iter; | |
4133 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4134 | ||
4135 | if (node->visited) { | |
4136 | goto end; | |
4137 | } | |
4138 | ||
4139 | node->visited = TRUE; | |
4140 | ||
4141 | if (ctx->is_trace_visited) { | |
f7b785ac | 4142 | _BT_COMP_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4143 | ret = -EEXIST; |
4144 | goto error; | |
4145 | } | |
4146 | ||
44c440bc | 4147 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
4148 | |
4149 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4150 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4151 | if (ret) { | |
f7b785ac | 4152 | _BT_COMP_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
28973adf | 4153 | "ret=%d", ret); |
e98a2d6e PP |
4154 | ctx_pop_scope(ctx); |
4155 | goto error; | |
4156 | } | |
4157 | } | |
4158 | ||
4159 | ctx_pop_scope(ctx); | |
4160 | ||
4161 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
f7b785ac | 4162 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4163 | "Missing `major` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4164 | ret = -EPERM; |
4165 | goto error; | |
4166 | } | |
4167 | ||
4168 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
f7b785ac | 4169 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4170 | "Missing `minor` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4171 | ret = -EPERM; |
4172 | goto error; | |
4173 | } | |
4174 | ||
4175 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4176 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4177 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4178 | ret = -EPERM; |
4179 | goto error; | |
4180 | } | |
4181 | ||
44c440bc | 4182 | ctx->is_trace_visited = true; |
e98a2d6e PP |
4183 | |
4184 | end: | |
4185 | return 0; | |
4186 | ||
4187 | error: | |
4188 | return ret; | |
4189 | } | |
4190 | ||
4191 | static | |
4192 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4193 | { | |
4194 | int ret = 0; | |
4195 | char *left = NULL; | |
4196 | struct ctf_node *entry_node; | |
4197 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4198 | ||
4199 | if (node->visited) { | |
4200 | goto end; | |
4201 | } | |
4202 | ||
4203 | node->visited = TRUE; | |
4204 | ||
4205 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4206 | struct bt_list_head *right_head = | |
4207 | &entry_node->u.ctf_expression.right; | |
4208 | ||
4209 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4210 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4211 | "Wrong expression in environment entry: " |
08da4f77 | 4212 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4213 | ret = -EPERM; |
4214 | goto error; | |
4215 | } | |
4216 | ||
4217 | left = concatenate_unary_strings( | |
4218 | &entry_node->u.ctf_expression.left); | |
4219 | if (!left) { | |
f7b785ac | 4220 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4221 | "Cannot get environment entry's name."); |
e98a2d6e PP |
4222 | ret = -EINVAL; |
4223 | goto error; | |
4224 | } | |
4225 | ||
4226 | if (is_unary_string(right_head)) { | |
4227 | char *right = concatenate_unary_strings(right_head); | |
4228 | ||
4229 | if (!right) { | |
f7b785ac | 4230 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4231 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4232 | "name=\"%s\"", left); |
e98a2d6e PP |
4233 | ret = -EINVAL; |
4234 | goto error; | |
4235 | } | |
4236 | ||
7bf5af54 PP |
4237 | if (strcmp(left, "tracer_name") == 0) { |
4238 | if (strncmp(right, "lttng", 5) == 0) { | |
f7b785ac | 4239 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " |
7bf5af54 PP |
4240 | "tracer-name=\"%s\"", |
4241 | left, right); | |
44c440bc | 4242 | ctx->is_lttng = true; |
f4421ff3 PP |
4243 | } |
4244 | } | |
4245 | ||
44c440bc PP |
4246 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4247 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
4248 | right, 0); | |
e98a2d6e | 4249 | g_free(right); |
e98a2d6e PP |
4250 | } else if (is_unary_unsigned(right_head) || |
4251 | is_unary_signed(right_head)) { | |
4252 | int64_t v; | |
4253 | ||
4254 | if (is_unary_unsigned(right_head)) { | |
0746848c | 4255 | ret = get_unary_unsigned(ctx, right_head, |
e98a2d6e PP |
4256 | (uint64_t *) &v); |
4257 | } else { | |
4258 | ret = get_unary_signed(right_head, &v); | |
4259 | } | |
4260 | if (ret) { | |
f7b785ac | 4261 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4262 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4263 | "name=\"%s\"", left); |
e98a2d6e PP |
4264 | ret = -EINVAL; |
4265 | goto error; | |
4266 | } | |
4267 | ||
44c440bc PP |
4268 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4269 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
4270 | NULL, v); | |
e98a2d6e | 4271 | } else { |
f7b785ac | 4272 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4273 | "Environment entry has unknown type: " |
08da4f77 | 4274 | "name=\"%s\"", left); |
e98a2d6e PP |
4275 | } |
4276 | ||
4277 | g_free(left); | |
4278 | left = NULL; | |
4279 | } | |
4280 | ||
4281 | end: | |
4282 | return 0; | |
4283 | ||
4284 | error: | |
4285 | g_free(left); | |
e98a2d6e PP |
4286 | return ret; |
4287 | } | |
4288 | ||
4289 | static | |
4290 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4291 | { | |
4292 | int ret = 0; | |
4293 | int set = 0; | |
4294 | char *left = NULL; | |
4295 | struct ctf_node *node; | |
4296 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4297 | ||
4298 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4299 | if (node->type == NODE_CTF_EXPRESSION) { | |
4300 | struct ctf_node *right_node; | |
4301 | ||
4302 | left = concatenate_unary_strings( | |
4303 | &node->u.ctf_expression.left); | |
4304 | if (!left) { | |
f7b785ac | 4305 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4306 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
4307 | ret = -EINVAL; |
4308 | goto error; | |
4309 | } | |
4310 | ||
2242b43d | 4311 | if (strcmp(left, "byte_order") == 0) { |
44c440bc | 4312 | enum ctf_byte_order bo; |
e98a2d6e PP |
4313 | |
4314 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4315 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4316 | "trace"); |
e98a2d6e PP |
4317 | ret = -EPERM; |
4318 | goto error; | |
4319 | } | |
4320 | ||
4321 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4322 | right_node = _BT_LIST_FIRST_ENTRY( | |
4323 | &node->u.ctf_expression.right, | |
4324 | struct ctf_node, siblings); | |
0746848c PP |
4325 | bo = byte_order_from_unary_expr(ctx, |
4326 | right_node); | |
44c440bc | 4327 | if (bo == -1) { |
f7b785ac | 4328 | _BT_COMP_LOGE_NODE(node, |
28973adf PP |
4329 | "Invalid `byte_order` attribute in trace (`trace` block): " |
4330 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4331 | ret = -EINVAL; |
4332 | goto error; | |
44c440bc | 4333 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { |
f7b785ac | 4334 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4335 | "Invalid `byte_order` attribute in trace (`trace` block): " |
08da4f77 | 4336 | "cannot be set to `native` here."); |
e98a2d6e PP |
4337 | ret = -EPERM; |
4338 | goto error; | |
4339 | } | |
4340 | ||
44c440bc | 4341 | ctx->ctf_tc->default_byte_order = bo; |
e98a2d6e PP |
4342 | } |
4343 | ||
4344 | g_free(left); | |
4345 | left = NULL; | |
4346 | } | |
4347 | } | |
4348 | ||
4349 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4350 | _BT_COMP_LOGE_NODE(trace_node, |
28973adf | 4351 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4352 | ret = -EINVAL; |
4353 | goto error; | |
4354 | } | |
4355 | ||
4356 | return 0; | |
4357 | ||
4358 | error: | |
4359 | g_free(left); | |
e98a2d6e PP |
4360 | return ret; |
4361 | } | |
4362 | ||
4363 | static | |
4364 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
0f2d58c9 | 4365 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, |
44c440bc | 4366 | uint64_t *offset_cycles) |
e98a2d6e PP |
4367 | { |
4368 | int ret = 0; | |
4369 | char *left = NULL; | |
4370 | ||
4371 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4372 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4373 | "Unexpected node type: node-type=%d", |
4374 | entry_node->type); | |
e98a2d6e PP |
4375 | ret = -EPERM; |
4376 | goto error; | |
4377 | } | |
4378 | ||
4379 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4380 | if (!left) { | |
f7b785ac | 4381 | _BT_COMP_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4382 | ret = -EINVAL; |
4383 | goto error; | |
4384 | } | |
4385 | ||
2242b43d | 4386 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
4387 | char *right; |
4388 | ||
4389 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4390 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4391 | ret = -EPERM; |
4392 | goto error; | |
4393 | } | |
4394 | ||
4395 | right = concatenate_unary_strings( | |
4396 | &entry_node->u.ctf_expression.right); | |
4397 | if (!right) { | |
f7b785ac | 4398 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4399 | "Unexpected unary expression for clock class's `name` attribute."); |
e98a2d6e PP |
4400 | ret = -EINVAL; |
4401 | goto error; | |
4402 | } | |
4403 | ||
0f2d58c9 | 4404 | g_string_assign(clock->name, right); |
e98a2d6e PP |
4405 | g_free(right); |
4406 | _SET(set, _CLOCK_NAME_SET); | |
2242b43d | 4407 | } else if (strcmp(left, "uuid") == 0) { |
6162e6b7 | 4408 | bt_uuid_t uuid; |
e98a2d6e PP |
4409 | |
4410 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
f7b785ac | 4411 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4412 | ret = -EPERM; |
4413 | goto error; | |
4414 | } | |
4415 | ||
0746848c PP |
4416 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, |
4417 | uuid); | |
e98a2d6e | 4418 | if (ret) { |
f7b785ac | 4419 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4420 | "Invalid clock class's `uuid` attribute."); |
e98a2d6e PP |
4421 | goto error; |
4422 | } | |
4423 | ||
0f2d58c9 | 4424 | clock->has_uuid = true; |
6162e6b7 | 4425 | bt_uuid_copy(clock->uuid, uuid); |
e98a2d6e | 4426 | _SET(set, _CLOCK_UUID_SET); |
2242b43d | 4427 | } else if (strcmp(left, "description") == 0) { |
e98a2d6e PP |
4428 | char *right; |
4429 | ||
4430 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
f7b785ac | 4431 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "description", |
28973adf | 4432 | "clock class"); |
e98a2d6e PP |
4433 | ret = -EPERM; |
4434 | goto error; | |
4435 | } | |
4436 | ||
4437 | right = concatenate_unary_strings( | |
4438 | &entry_node->u.ctf_expression.right); | |
4439 | if (!right) { | |
f7b785ac | 4440 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4441 | "Unexpected unary expression for clock class's `description` attribute."); |
e98a2d6e PP |
4442 | ret = -EINVAL; |
4443 | goto error; | |
4444 | } | |
4445 | ||
0f2d58c9 | 4446 | g_string_assign(clock->description, right); |
e98a2d6e PP |
4447 | g_free(right); |
4448 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
2242b43d | 4449 | } else if (strcmp(left, "freq") == 0) { |
44c440bc | 4450 | uint64_t freq = UINT64_C(-1); |
e98a2d6e PP |
4451 | |
4452 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
f7b785ac | 4453 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4454 | ret = -EPERM; |
4455 | goto error; | |
4456 | } | |
4457 | ||
0746848c | 4458 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4459 | &entry_node->u.ctf_expression.right, &freq); |
4460 | if (ret) { | |
f7b785ac | 4461 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4462 | "Unexpected unary expression for clock class's `freq` attribute."); |
e98a2d6e PP |
4463 | ret = -EINVAL; |
4464 | goto error; | |
4465 | } | |
4466 | ||
44c440bc | 4467 | if (freq == UINT64_C(-1) || freq == 0) { |
f7b785ac | 4468 | _BT_COMP_LOGE_NODE(entry_node, |
239744fc PP |
4469 | "Invalid clock class frequency: freq=%" PRIu64, |
4470 | freq); | |
4471 | ret = -EINVAL; | |
4472 | goto error; | |
4473 | } | |
4474 | ||
0f2d58c9 | 4475 | clock->frequency = freq; |
e98a2d6e | 4476 | _SET(set, _CLOCK_FREQ_SET); |
2242b43d | 4477 | } else if (strcmp(left, "precision") == 0) { |
e98a2d6e PP |
4478 | uint64_t precision; |
4479 | ||
4480 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
f7b785ac | 4481 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "precision", |
28973adf | 4482 | "clock class"); |
e98a2d6e PP |
4483 | ret = -EPERM; |
4484 | goto error; | |
4485 | } | |
4486 | ||
0746848c | 4487 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4488 | &entry_node->u.ctf_expression.right, &precision); |
4489 | if (ret) { | |
f7b785ac | 4490 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4491 | "Unexpected unary expression for clock class's `precision` attribute."); |
e98a2d6e PP |
4492 | ret = -EINVAL; |
4493 | goto error; | |
4494 | } | |
4495 | ||
0f2d58c9 | 4496 | clock->precision = precision; |
e98a2d6e | 4497 | _SET(set, _CLOCK_PRECISION_SET); |
2242b43d | 4498 | } else if (strcmp(left, "offset_s") == 0) { |
e98a2d6e | 4499 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { |
f7b785ac | 4500 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset_s", |
28973adf | 4501 | "clock class"); |
e98a2d6e PP |
4502 | ret = -EPERM; |
4503 | goto error; | |
4504 | } | |
4505 | ||
fb4ac437 | 4506 | ret = get_unary_signed( |
44c440bc | 4507 | &entry_node->u.ctf_expression.right, offset_seconds); |
e98a2d6e | 4508 | if (ret) { |
f7b785ac | 4509 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4510 | "Unexpected unary expression for clock class's `offset_s` attribute."); |
e98a2d6e PP |
4511 | ret = -EINVAL; |
4512 | goto error; | |
4513 | } | |
4514 | ||
e98a2d6e | 4515 | _SET(set, _CLOCK_OFFSET_S_SET); |
2242b43d | 4516 | } else if (strcmp(left, "offset") == 0) { |
e98a2d6e | 4517 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { |
f7b785ac | 4518 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4519 | ret = -EPERM; |
4520 | goto error; | |
4521 | } | |
4522 | ||
0746848c | 4523 | ret = get_unary_unsigned(ctx, |
44c440bc | 4524 | &entry_node->u.ctf_expression.right, offset_cycles); |
e98a2d6e | 4525 | if (ret) { |
f7b785ac | 4526 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4527 | "Unexpected unary expression for clock class's `offset` attribute."); |
e98a2d6e PP |
4528 | ret = -EINVAL; |
4529 | goto error; | |
4530 | } | |
4531 | ||
e98a2d6e | 4532 | _SET(set, _CLOCK_OFFSET_SET); |
2242b43d | 4533 | } else if (strcmp(left, "absolute") == 0) { |
e98a2d6e PP |
4534 | struct ctf_node *right; |
4535 | ||
4536 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
f7b785ac | 4537 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "absolute", |
28973adf | 4538 | "clock class"); |
e98a2d6e PP |
4539 | ret = -EPERM; |
4540 | goto error; | |
4541 | } | |
4542 | ||
4543 | right = _BT_LIST_FIRST_ENTRY( | |
4544 | &entry_node->u.ctf_expression.right, | |
4545 | struct ctf_node, siblings); | |
0746848c | 4546 | ret = get_boolean(ctx, right); |
e98a2d6e | 4547 | if (ret < 0) { |
f7b785ac | 4548 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4549 | "Unexpected unary expression for clock class's `absolute` attribute."); |
e98a2d6e PP |
4550 | ret = -EINVAL; |
4551 | goto error; | |
4552 | } | |
4553 | ||
0f2d58c9 | 4554 | clock->is_absolute = ret; |
e98a2d6e PP |
4555 | _SET(set, _CLOCK_ABSOLUTE_SET); |
4556 | } else { | |
f7b785ac | 4557 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4558 | "Unknown attribute in clock class: attr-name=\"%s\"", |
e98a2d6e PP |
4559 | left); |
4560 | } | |
4561 | ||
4562 | g_free(left); | |
4563 | left = NULL; | |
e98a2d6e PP |
4564 | return 0; |
4565 | ||
4566 | error: | |
4567 | g_free(left); | |
e98a2d6e PP |
4568 | return ret; |
4569 | } | |
4570 | ||
44c440bc PP |
4571 | static inline |
4572 | uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) | |
92540773 | 4573 | { |
44c440bc | 4574 | uint64_t cycles; |
92540773 JD |
4575 | |
4576 | /* 1GHz */ | |
44c440bc | 4577 | if (frequency == UINT64_C(1000000000)) { |
92540773 JD |
4578 | cycles = ns; |
4579 | } else { | |
4580 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4581 | } | |
4582 | ||
4583 | return cycles; | |
4584 | } | |
4585 | ||
4586 | static | |
44c440bc PP |
4587 | void calibrate_clock_class_offsets(int64_t *offset_seconds, |
4588 | uint64_t *offset_cycles, uint64_t freq) | |
4589 | { | |
4590 | if (*offset_cycles >= freq) { | |
4591 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
4592 | ||
4593 | *offset_seconds += (int64_t) s_in_offset_cycles; | |
4594 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4595 | } | |
4596 | } | |
4597 | ||
4598 | static | |
e5be10ef | 4599 | void apply_clock_class_offset(struct ctx *ctx, |
0f2d58c9 | 4600 | struct ctf_clock_class *clock) |
92540773 | 4601 | { |
92540773 | 4602 | uint64_t freq; |
44c440bc PP |
4603 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; |
4604 | uint64_t offset_ns_to_apply; | |
4605 | int64_t cur_offset_s; | |
4606 | uint64_t cur_offset_cycles; | |
92540773 | 4607 | |
44c440bc PP |
4608 | if (ctx->decoder_config.clock_class_offset_s == 0 && |
4609 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
92540773 JD |
4610 | goto end; |
4611 | } | |
4612 | ||
44c440bc PP |
4613 | /* Transfer nanoseconds to seconds as much as possible */ |
4614 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4615 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4616 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4617 | const int64_t extra_s = -abs_extra_s; | |
4618 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4619 | (extra_s * INT64_C(1000000000)); | |
4620 | ||
4621 | BT_ASSERT(offset_ns > 0); | |
4622 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4623 | offset_s_to_apply += extra_s; | |
4624 | } else { | |
4625 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / | |
4626 | INT64_C(1000000000); | |
4627 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4628 | (extra_s * INT64_C(1000000000)); | |
4629 | ||
4630 | BT_ASSERT(offset_ns >= 0); | |
4631 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4632 | offset_s_to_apply += extra_s; | |
92540773 JD |
4633 | } |
4634 | ||
0f2d58c9 PP |
4635 | freq = clock->frequency; |
4636 | cur_offset_s = clock->offset_seconds; | |
4637 | cur_offset_cycles = clock->offset_cycles; | |
44c440bc PP |
4638 | |
4639 | /* Apply offsets */ | |
4640 | cur_offset_s += offset_s_to_apply; | |
4641 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4642 | ||
4643 | /* | |
4644 | * Recalibrate offsets because the part in cycles can be greater | |
4645 | * than the frequency at this point. | |
4646 | */ | |
4647 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4648 | ||
4649 | /* Set final offsets */ | |
0f2d58c9 PP |
4650 | clock->offset_seconds = cur_offset_s; |
4651 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4652 | |
4653 | end: | |
44c440bc | 4654 | return; |
92540773 JD |
4655 | } |
4656 | ||
4657 | static | |
1e649dff | 4658 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4659 | { |
4660 | int ret = 0; | |
4661 | int set = 0; | |
0f2d58c9 | 4662 | struct ctf_clock_class *clock; |
e98a2d6e PP |
4663 | struct ctf_node *entry_node; |
4664 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4665 | const char *clock_class_name; |
44c440bc PP |
4666 | int64_t offset_seconds = 0; |
4667 | uint64_t offset_cycles = 0; | |
4668 | uint64_t freq; | |
e98a2d6e PP |
4669 | |
4670 | if (clock_node->visited) { | |
4671 | return 0; | |
4672 | } | |
4673 | ||
4674 | clock_node->visited = TRUE; | |
f3534905 PP |
4675 | |
4676 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
0f2d58c9 | 4677 | clock = ctf_clock_class_create(); |
e98a2d6e | 4678 | if (!clock) { |
f7b785ac | 4679 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4680 | "Cannot create default clock class."); |
e98a2d6e | 4681 | ret = -ENOMEM; |
44c440bc PP |
4682 | goto end; |
4683 | } | |
4684 | ||
e98a2d6e | 4685 | bt_list_for_each_entry(entry_node, decl_list, siblings) { |
44c440bc PP |
4686 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, |
4687 | &offset_seconds, &offset_cycles); | |
e98a2d6e | 4688 | if (ret) { |
f7b785ac | 4689 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4690 | "Cannot visit clock class's entry: ret=%d", |
4691 | ret); | |
44c440bc | 4692 | goto end; |
e98a2d6e PP |
4693 | } |
4694 | } | |
4695 | ||
4696 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4697 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4698 | "Missing `name` attribute in clock class."); |
e98a2d6e | 4699 | ret = -EPERM; |
44c440bc | 4700 | goto end; |
e98a2d6e PP |
4701 | } |
4702 | ||
0f2d58c9 | 4703 | clock_class_name = clock->name->str; |
f6ccaed9 | 4704 | BT_ASSERT(clock_class_name); |
f4421ff3 PP |
4705 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { |
4706 | /* | |
4707 | * Old versions of LTTng forgot to set its clock class | |
4708 | * as absolute, even if it is. This is important because | |
d6e69534 | 4709 | * it's a condition to be able to sort messages |
f4421ff3 PP |
4710 | * from different sources. |
4711 | */ | |
0f2d58c9 | 4712 | clock->is_absolute = true; |
e98a2d6e PP |
4713 | } |
4714 | ||
44c440bc PP |
4715 | /* |
4716 | * Adjust offsets so that the part in cycles is less than the | |
4717 | * frequency (move to the part in seconds). | |
4718 | */ | |
0f2d58c9 | 4719 | freq = clock->frequency; |
44c440bc | 4720 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); |
0f2d58c9 PP |
4721 | BT_ASSERT(offset_cycles < clock->frequency); |
4722 | clock->offset_seconds = offset_seconds; | |
4723 | clock->offset_cycles = offset_cycles; | |
44c440bc | 4724 | apply_clock_class_offset(ctx, clock); |
398454ed | 4725 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); |
0f2d58c9 | 4726 | clock = NULL; |
e98a2d6e | 4727 | |
44c440bc | 4728 | end: |
0f2d58c9 PP |
4729 | if (clock) { |
4730 | ctf_clock_class_destroy(clock); | |
4731 | } | |
4732 | ||
e98a2d6e PP |
4733 | return ret; |
4734 | } | |
4735 | ||
4736 | static | |
4737 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4738 | { | |
4739 | int ret = 0; | |
4740 | ||
4741 | if (root_decl_node->visited) { | |
4742 | goto end; | |
4743 | } | |
4744 | ||
4745 | root_decl_node->visited = TRUE; | |
4746 | ||
4747 | switch (root_decl_node->type) { | |
4748 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
4749 | ret = visit_field_class_def(ctx, |
4750 | root_decl_node->u.field_class_def.field_class_specifier_list, | |
4751 | &root_decl_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 4752 | if (ret) { |
f7b785ac | 4753 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4754 | "Cannot add field class found in root scope."); |
e98a2d6e PP |
4755 | goto end; |
4756 | } | |
4757 | break; | |
4758 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
4759 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, |
4760 | root_decl_node->u.field_class_alias.alias); | |
e98a2d6e | 4761 | if (ret) { |
f7b785ac | 4762 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4763 | "Cannot add field class alias found in root scope."); |
e98a2d6e PP |
4764 | goto end; |
4765 | } | |
4766 | break; | |
4767 | case NODE_TYPE_SPECIFIER_LIST: | |
4768 | { | |
5cd6d0e5 | 4769 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
4770 | |
4771 | /* | |
5cd6d0e5 | 4772 | * Just add the field class specifier to the root |
e98a2d6e PP |
4773 | * declaration scope. Put local reference. |
4774 | */ | |
5cd6d0e5 | 4775 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); |
e98a2d6e | 4776 | if (ret) { |
f7b785ac | 4777 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4778 | "Cannot visit root scope's field class: " |
28973adf | 4779 | "ret=%d", ret); |
f6ccaed9 | 4780 | BT_ASSERT(!decl); |
e98a2d6e PP |
4781 | goto end; |
4782 | } | |
4783 | ||
5cd6d0e5 | 4784 | ctf_field_class_destroy(decl); |
44c440bc | 4785 | decl = NULL; |
e98a2d6e PP |
4786 | break; |
4787 | } | |
4788 | default: | |
f7b785ac | 4789 | _BT_COMP_LOGE_NODE(root_decl_node, |
28973adf PP |
4790 | "Unexpected node type: node-type=%d", |
4791 | root_decl_node->type); | |
e98a2d6e PP |
4792 | ret = -EPERM; |
4793 | goto end; | |
4794 | } | |
4795 | ||
4796 | end: | |
4797 | return ret; | |
4798 | } | |
4799 | ||
1e649dff | 4800 | BT_HIDDEN |
55314f2a | 4801 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
862ca4ed | 4802 | const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e | 4803 | { |
e98a2d6e | 4804 | struct ctx *ctx = NULL; |
e98a2d6e | 4805 | |
1e649dff | 4806 | /* Create visitor's context */ |
f7b785ac | 4807 | ctx = ctx_create(decoder_config); |
e98a2d6e | 4808 | if (!ctx) { |
f7b785ac | 4809 | BT_COMP_LOGE_STR("Cannot create visitor's context."); |
e98a2d6e PP |
4810 | goto error; |
4811 | } | |
4812 | ||
1e649dff PP |
4813 | goto end; |
4814 | ||
4815 | error: | |
4816 | ctx_destroy(ctx); | |
4817 | ctx = NULL; | |
4818 | ||
4819 | end: | |
1e649dff PP |
4820 | return (void *) ctx; |
4821 | } | |
4822 | ||
4823 | BT_HIDDEN | |
4824 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4825 | { | |
4826 | ctx_destroy((void *) visitor); | |
4827 | } | |
4828 | ||
4829 | BT_HIDDEN | |
b19ff26f | 4830 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class( |
1e649dff PP |
4831 | struct ctf_visitor_generate_ir *visitor) |
4832 | { | |
4833 | struct ctx *ctx = (void *) visitor; | |
4834 | ||
f6ccaed9 | 4835 | BT_ASSERT(ctx); |
41693723 PP |
4836 | |
4837 | if (ctx->trace_class) { | |
4838 | bt_trace_class_get_ref(ctx->trace_class); | |
4839 | } | |
4840 | ||
862ca4ed | 4841 | return ctx->trace_class; |
1e649dff PP |
4842 | } |
4843 | ||
44c440bc PP |
4844 | BT_HIDDEN |
4845 | struct ctf_trace_class *ctf_visitor_generate_ir_borrow_ctf_trace_class( | |
4846 | struct ctf_visitor_generate_ir *visitor) | |
4847 | { | |
4848 | struct ctx *ctx = (void *) visitor; | |
4849 | ||
4850 | BT_ASSERT(ctx); | |
4851 | BT_ASSERT(ctx->ctf_tc); | |
4852 | return ctx->ctf_tc; | |
4853 | } | |
4854 | ||
1e649dff PP |
4855 | BT_HIDDEN |
4856 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4857 | struct ctf_node *node) | |
4858 | { | |
4859 | int ret = 0; | |
4860 | struct ctx *ctx = (void *) visitor; | |
4861 | ||
f7b785ac | 4862 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4863 | |
e98a2d6e PP |
4864 | switch (node->type) { |
4865 | case NODE_ROOT: | |
4866 | { | |
4867 | struct ctf_node *iter; | |
44c440bc | 4868 | bool got_trace_decl = false; |
e98a2d6e PP |
4869 | |
4870 | /* | |
1e649dff | 4871 | * The first thing we need is the native byte order of |
5cd6d0e5 | 4872 | * the trace block, because early class aliases can have |
1e649dff PP |
4873 | * a `byte_order` attribute set to `native`. If we don't |
4874 | * have the native byte order yet, and we don't have any | |
4875 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4876 | */ |
44c440bc | 4877 | if (ctx->ctf_tc->default_byte_order == -1) { |
1e649dff PP |
4878 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
4879 | if (got_trace_decl) { | |
f7b785ac | 4880 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4881 | "Duplicate trace (`trace` block)."); |
1e649dff PP |
4882 | ret = -1; |
4883 | goto end; | |
4884 | } | |
e98a2d6e | 4885 | |
1e649dff PP |
4886 | ret = set_trace_byte_order(ctx, iter); |
4887 | if (ret) { | |
f7b785ac | 4888 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4889 | "Cannot set trace's native byte order: " |
08da4f77 | 4890 | "ret=%d", ret); |
1e649dff PP |
4891 | goto end; |
4892 | } | |
4893 | ||
44c440bc | 4894 | got_trace_decl = true; |
e98a2d6e PP |
4895 | } |
4896 | ||
1e649dff | 4897 | if (!got_trace_decl) { |
f7b785ac | 4898 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
4899 | ret = -EINCOMPLETE; |
4900 | goto end; | |
4901 | } | |
e98a2d6e PP |
4902 | } |
4903 | ||
44c440bc PP |
4904 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || |
4905 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
f6ccaed9 | 4906 | BT_ASSERT(ctx->current_scope && |
44c440bc | 4907 | ctx->current_scope->parent_scope == NULL); |
e98a2d6e | 4908 | |
f4421ff3 PP |
4909 | /* Environment */ |
4910 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
4911 | ret = visit_env(ctx, iter); | |
4912 | if (ret) { | |
f7b785ac | 4913 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4914 | "Cannot visit trace's environment (`env` block) entry: " |
08da4f77 | 4915 | "ret=%d", ret); |
f4421ff3 PP |
4916 | goto end; |
4917 | } | |
4918 | } | |
4919 | ||
f6ccaed9 | 4920 | BT_ASSERT(ctx->current_scope && |
f4421ff3 PP |
4921 | ctx->current_scope->parent_scope == NULL); |
4922 | ||
e98a2d6e | 4923 | /* |
f4421ff3 | 4924 | * Visit clock blocks. |
e98a2d6e PP |
4925 | */ |
4926 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 4927 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 4928 | if (ret) { |
f7b785ac | 4929 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4930 | "Cannot visit clock class: ret=%d", |
e98a2d6e | 4931 | ret); |
1e649dff | 4932 | goto end; |
e98a2d6e PP |
4933 | } |
4934 | } | |
4935 | ||
f6ccaed9 | 4936 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
4937 | ctx->current_scope->parent_scope == NULL); |
4938 | ||
e98a2d6e PP |
4939 | /* |
4940 | * Visit root declarations next, as they can be used by any | |
4941 | * following entity. | |
4942 | */ | |
4943 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
4944 | siblings) { | |
4945 | ret = visit_root_decl(ctx, iter); | |
4946 | if (ret) { | |
f7b785ac | 4947 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4948 | "Cannot visit root entry: ret=%d", |
e98a2d6e | 4949 | ret); |
1e649dff | 4950 | goto end; |
e98a2d6e PP |
4951 | } |
4952 | } | |
4953 | ||
f6ccaed9 | 4954 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
4955 | ctx->current_scope->parent_scope == NULL); |
4956 | ||
4957 | /* Callsite blocks are not supported */ | |
e98a2d6e | 4958 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
f7b785ac | 4959 | _BT_COMP_LOGW_NODE(iter, |
28973adf | 4960 | "\"callsite\" blocks are not supported as of this version."); |
e98a2d6e PP |
4961 | } |
4962 | ||
f6ccaed9 | 4963 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
4964 | ctx->current_scope->parent_scope == NULL); |
4965 | ||
e98a2d6e PP |
4966 | /* Trace */ |
4967 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4968 | ret = visit_trace_decl(ctx, iter); | |
4969 | if (ret) { | |
f7b785ac | 4970 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4971 | "Cannot visit trace (`trace` block): " |
08da4f77 | 4972 | "ret=%d", ret); |
1e649dff | 4973 | goto end; |
e98a2d6e PP |
4974 | } |
4975 | } | |
4976 | ||
f6ccaed9 | 4977 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
4978 | ctx->current_scope->parent_scope == NULL); |
4979 | ||
e98a2d6e PP |
4980 | /* Streams */ |
4981 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
4982 | ret = visit_stream_decl(ctx, iter); | |
4983 | if (ret) { | |
f7b785ac | 4984 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4985 | "Cannot visit stream class: ret=%d", |
08da4f77 | 4986 | ret); |
1e649dff | 4987 | goto end; |
e98a2d6e PP |
4988 | } |
4989 | } | |
4990 | ||
f6ccaed9 | 4991 | BT_ASSERT(ctx->current_scope && |
1e649dff PP |
4992 | ctx->current_scope->parent_scope == NULL); |
4993 | ||
e98a2d6e PP |
4994 | /* Events */ |
4995 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
4996 | ret = visit_event_decl(ctx, iter); | |
4997 | if (ret) { | |
f7b785ac | 4998 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4999 | "Cannot visit event class: ret=%d", |
08da4f77 | 5000 | ret); |
1e649dff | 5001 | goto end; |
e98a2d6e PP |
5002 | } |
5003 | } | |
1e649dff | 5004 | |
f6ccaed9 | 5005 | BT_ASSERT(ctx->current_scope && |
1e649dff | 5006 | ctx->current_scope->parent_scope == NULL); |
e98a2d6e PP |
5007 | break; |
5008 | } | |
e98a2d6e | 5009 | default: |
f7b785ac | 5010 | _BT_COMP_LOGE_NODE(node, |
28973adf | 5011 | "Unexpected node type: node-type=%d", |
08da4f77 | 5012 | node->type); |
e98a2d6e | 5013 | ret = -EINVAL; |
1e649dff | 5014 | goto end; |
e98a2d6e PP |
5015 | } |
5016 | ||
44c440bc | 5017 | /* Update default clock classes */ |
0746848c | 5018 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, |
f7b785ac | 5019 | &ctx->log_cfg); |
44c440bc PP |
5020 | if (ret) { |
5021 | ret = -EINVAL; | |
5022 | goto end; | |
5023 | } | |
5024 | ||
44c440bc PP |
5025 | /* Update trace class meanings */ |
5026 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
5027 | if (ret) { | |
5028 | ret = -EINVAL; | |
5029 | goto end; | |
5030 | } | |
5031 | ||
afd45274 PP |
5032 | /* Update stream class configuration */ |
5033 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
5034 | if (ret) { | |
5035 | ret = -EINVAL; | |
5036 | goto end; | |
5037 | } | |
5038 | ||
44c440bc PP |
5039 | /* Update text arrays and sequences */ |
5040 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
5041 | if (ret) { | |
5042 | ret = -EINVAL; | |
5043 | goto end; | |
5044 | } | |
5045 | ||
5046 | /* Resolve sequence lengths and variant tags */ | |
f7b785ac | 5047 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
5048 | if (ret) { |
5049 | ret = -EINVAL; | |
5050 | goto end; | |
5051 | } | |
5052 | ||
41693723 PP |
5053 | if (ctx->trace_class) { |
5054 | /* | |
5055 | * Update "in IR" for field classes. | |
5056 | * | |
5057 | * If we have no IR trace class, then we'll have no way | |
5058 | * to create IR fields anyway, so we leave all the | |
5059 | * `in_ir` members false. | |
5060 | */ | |
5061 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
5062 | if (ret) { | |
5063 | ret = -EINVAL; | |
5064 | goto end; | |
5065 | } | |
44c440bc PP |
5066 | } |
5067 | ||
5068 | /* Update saved value indexes */ | |
5069 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
e98a2d6e | 5070 | if (ret) { |
44c440bc PP |
5071 | ret = -EINVAL; |
5072 | goto end; | |
5073 | } | |
5074 | ||
5075 | /* Validate what we have so far */ | |
f7b785ac | 5076 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
5077 | if (ret) { |
5078 | ret = -EINVAL; | |
5079 | goto end; | |
5080 | } | |
5081 | ||
83ebb7f1 PP |
5082 | /* |
5083 | * If there are fields which are not related to the CTF format | |
5084 | * itself in the packet header and in event header field | |
5085 | * classes, warn about it because they are never translated. | |
5086 | */ | |
0746848c | 5087 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, |
f7b785ac | 5088 | &ctx->log_cfg); |
83ebb7f1 | 5089 | |
41693723 PP |
5090 | if (ctx->trace_class) { |
5091 | /* Copy new CTF metadata -> new IR metadata */ | |
f7b785ac | 5092 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, |
7fcdb0a9 | 5093 | ctx->trace_class, ctx->ctf_tc); |
41693723 PP |
5094 | if (ret) { |
5095 | ret = -EINVAL; | |
5096 | goto end; | |
5097 | } | |
e98a2d6e PP |
5098 | } |
5099 | ||
1e649dff | 5100 | end: |
e98a2d6e PP |
5101 | return ret; |
5102 | } |