Commit | Line | Data |
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e98a2d6e PP |
1 | /* |
2 | * ctf-visitor-generate-ir.c | |
3 | * | |
4 | * Common Trace Format metadata visitor (generates CTF IR objects). | |
5 | * | |
6 | * Based on older ctf-visitor-generate-io-struct.c. | |
7 | * | |
8 | * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
44c440bc | 9 | * Copyright 2015-2018 - Philippe Proulx <philippe.proulx@efficios.com> |
e98a2d6e PP |
10 | * |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
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" |
d9c39b0a | 33 | #include "logging/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 PP |
681 | |
682 | static | |
683 | int is_unary_string(struct bt_list_head *head) | |
684 | { | |
685 | int ret = TRUE; | |
686 | struct ctf_node *node; | |
687 | ||
688 | bt_list_for_each_entry(node, head, siblings) { | |
689 | if (node->type != NODE_UNARY_EXPRESSION) { | |
690 | ret = FALSE; | |
691 | } | |
692 | ||
693 | if (node->u.unary_expression.type != UNARY_STRING) { | |
694 | ret = FALSE; | |
695 | } | |
696 | } | |
697 | ||
698 | return ret; | |
699 | } | |
700 | ||
701 | static | |
702 | char *concatenate_unary_strings(struct bt_list_head *head) | |
703 | { | |
704 | int i = 0; | |
705 | GString *str; | |
706 | struct ctf_node *node; | |
707 | ||
708 | str = g_string_new(NULL); | |
f6ccaed9 | 709 | BT_ASSERT(str); |
e98a2d6e PP |
710 | |
711 | bt_list_for_each_entry(node, head, siblings) { | |
712 | char *src_string; | |
713 | ||
714 | if ( | |
715 | node->type != NODE_UNARY_EXPRESSION || | |
716 | node->u.unary_expression.type != UNARY_STRING || | |
717 | !( | |
718 | ( | |
719 | node->u.unary_expression.link != | |
720 | UNARY_LINK_UNKNOWN | |
721 | ) ^ (i == 0) | |
722 | ) | |
723 | ) { | |
724 | goto error; | |
725 | } | |
726 | ||
727 | switch (node->u.unary_expression.link) { | |
728 | case UNARY_DOTLINK: | |
729 | g_string_append(str, "."); | |
730 | break; | |
731 | case UNARY_ARROWLINK: | |
732 | g_string_append(str, "->"); | |
733 | break; | |
734 | case UNARY_DOTDOTDOT: | |
735 | g_string_append(str, "..."); | |
736 | break; | |
737 | default: | |
738 | break; | |
739 | } | |
740 | ||
741 | src_string = node->u.unary_expression.u.string; | |
742 | g_string_append(str, src_string); | |
743 | i++; | |
744 | } | |
745 | ||
746 | /* Destroys the container, returns the underlying string */ | |
747 | return g_string_free(str, FALSE); | |
748 | ||
749 | error: | |
750 | /* This always returns NULL */ | |
751 | return g_string_free(str, TRUE); | |
752 | } | |
753 | ||
754 | static | |
755 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
756 | { | |
757 | int i = 0; | |
758 | struct ctf_node *node; | |
759 | const char *name = NULL; | |
760 | ||
761 | bt_list_for_each_entry(node, head, siblings) { | |
762 | char *src_string; | |
763 | int uexpr_type = node->u.unary_expression.type; | |
764 | int uexpr_link = node->u.unary_expression.link; | |
765 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
766 | uexpr_type != UNARY_STRING || | |
767 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
768 | if (cond) { | |
769 | goto error; | |
770 | } | |
771 | ||
772 | /* Needs to be chained with . */ | |
773 | switch (node->u.unary_expression.link) { | |
774 | case UNARY_DOTLINK: | |
775 | break; | |
776 | case UNARY_ARROWLINK: | |
777 | case UNARY_DOTDOTDOT: | |
778 | goto error; | |
779 | default: | |
780 | break; | |
781 | } | |
782 | ||
783 | src_string = node->u.unary_expression.u.string; | |
784 | ||
785 | switch (i) { | |
786 | case 0: | |
787 | if (strcmp("clock", src_string)) { | |
788 | goto error; | |
789 | } | |
790 | break; | |
791 | case 1: | |
792 | name = src_string; | |
793 | break; | |
794 | case 2: | |
795 | if (strcmp("value", src_string)) { | |
796 | goto error; | |
797 | } | |
798 | break; | |
799 | default: | |
800 | /* Extra identifier, unknown */ | |
801 | goto error; | |
802 | } | |
803 | ||
804 | i++; | |
805 | } | |
806 | ||
807 | return name; | |
808 | ||
809 | error: | |
810 | return NULL; | |
811 | } | |
812 | ||
813 | static | |
814 | int is_unary_unsigned(struct bt_list_head *head) | |
815 | { | |
816 | int ret = TRUE; | |
817 | struct ctf_node *node; | |
818 | ||
819 | bt_list_for_each_entry(node, head, siblings) { | |
820 | if (node->type != NODE_UNARY_EXPRESSION) { | |
821 | ret = FALSE; | |
822 | } | |
823 | ||
824 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
825 | ret = FALSE; | |
826 | } | |
827 | } | |
828 | ||
829 | return ret; | |
830 | } | |
831 | ||
832 | static | |
0746848c PP |
833 | int get_unary_unsigned(struct ctx *ctx, struct bt_list_head *head, |
834 | uint64_t *value) | |
e98a2d6e PP |
835 | { |
836 | int i = 0; | |
837 | int ret = 0; | |
838 | struct ctf_node *node; | |
839 | ||
e22b45d0 PP |
840 | *value = 0; |
841 | ||
d82c602e JG |
842 | if (bt_list_empty(head)) { |
843 | ret = -1; | |
844 | goto end; | |
845 | } | |
846 | ||
e98a2d6e PP |
847 | bt_list_for_each_entry(node, head, siblings) { |
848 | int uexpr_type = node->u.unary_expression.type; | |
849 | int uexpr_link = node->u.unary_expression.link; | |
850 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
851 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
852 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
853 | if (cond) { | |
f7b785ac | 854 | _BT_COMP_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
855 | ret = -EINVAL; |
856 | goto end; | |
857 | } | |
858 | ||
859 | *value = node->u.unary_expression.u.unsigned_constant; | |
860 | i++; | |
861 | } | |
862 | ||
863 | end: | |
864 | return ret; | |
865 | } | |
866 | ||
867 | static | |
868 | int is_unary_signed(struct bt_list_head *head) | |
869 | { | |
870 | int ret = TRUE; | |
871 | struct ctf_node *node; | |
872 | ||
873 | bt_list_for_each_entry(node, head, siblings) { | |
874 | if (node->type != NODE_UNARY_EXPRESSION) { | |
875 | ret = FALSE; | |
876 | } | |
877 | ||
878 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
879 | ret = FALSE; | |
880 | } | |
881 | } | |
882 | ||
883 | return ret; | |
884 | } | |
885 | ||
886 | static | |
887 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
888 | { | |
889 | int i = 0; | |
890 | int ret = 0; | |
891 | struct ctf_node *node; | |
892 | ||
893 | bt_list_for_each_entry(node, head, siblings) { | |
894 | int uexpr_type = node->u.unary_expression.type; | |
895 | int uexpr_link = node->u.unary_expression.link; | |
896 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
897 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
898 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
899 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
900 | if (cond) { | |
901 | ret = -EINVAL; | |
902 | goto end; | |
903 | } | |
904 | ||
fb4ac437 | 905 | switch (uexpr_type) { |
e98a2d6e PP |
906 | case UNARY_UNSIGNED_CONSTANT: |
907 | *value = (int64_t) | |
908 | node->u.unary_expression.u.unsigned_constant; | |
909 | break; | |
910 | case UNARY_SIGNED_CONSTANT: | |
911 | *value = node->u.unary_expression.u.signed_constant; | |
912 | break; | |
913 | default: | |
914 | ret = -EINVAL; | |
915 | goto end; | |
916 | } | |
917 | ||
918 | i++; | |
919 | } | |
920 | ||
921 | end: | |
922 | return ret; | |
923 | } | |
924 | ||
925 | static | |
0746848c | 926 | int get_unary_uuid(struct ctx *ctx, struct bt_list_head *head, |
6162e6b7 | 927 | uint8_t *uuid) |
e98a2d6e PP |
928 | { |
929 | int i = 0; | |
930 | int ret = 0; | |
931 | struct ctf_node *node; | |
932 | ||
933 | bt_list_for_each_entry(node, head, siblings) { | |
934 | int uexpr_type = node->u.unary_expression.type; | |
935 | int uexpr_link = node->u.unary_expression.link; | |
936 | const char *src_string; | |
937 | ||
938 | if (node->type != NODE_UNARY_EXPRESSION || | |
939 | uexpr_type != UNARY_STRING || | |
940 | uexpr_link != UNARY_LINK_UNKNOWN || | |
941 | i != 0) { | |
942 | ret = -EINVAL; | |
943 | goto end; | |
944 | } | |
945 | ||
946 | src_string = node->u.unary_expression.u.string; | |
6162e6b7 | 947 | ret = bt_uuid_from_str(src_string, uuid); |
e98a2d6e | 948 | if (ret) { |
f7b785ac | 949 | _BT_COMP_LOGE_NODE(node, |
28973adf | 950 | "Cannot parse UUID: uuid=\"%s\"", src_string); |
e98a2d6e PP |
951 | goto end; |
952 | } | |
953 | } | |
954 | ||
955 | end: | |
956 | return ret; | |
957 | } | |
958 | ||
959 | static | |
0746848c | 960 | int get_boolean(struct ctx *ctx, struct ctf_node *unary_expr) |
e98a2d6e PP |
961 | { |
962 | int ret = 0; | |
963 | ||
964 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 965 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 966 | "Expecting unary expression: node-type=%d", |
08da4f77 | 967 | unary_expr->type); |
e98a2d6e PP |
968 | ret = -EINVAL; |
969 | goto end; | |
970 | } | |
971 | ||
972 | switch (unary_expr->u.unary_expression.type) { | |
973 | case UNARY_UNSIGNED_CONSTANT: | |
974 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
975 | break; | |
976 | case UNARY_SIGNED_CONSTANT: | |
977 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
978 | break; | |
979 | case UNARY_STRING: | |
980 | { | |
981 | const char *str = unary_expr->u.unary_expression.u.string; | |
982 | ||
2242b43d | 983 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { |
e98a2d6e | 984 | ret = TRUE; |
2242b43d | 985 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { |
e98a2d6e PP |
986 | ret = FALSE; |
987 | } else { | |
f7b785ac | 988 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 989 | "Unexpected boolean value: value=\"%s\"", str); |
e98a2d6e PP |
990 | ret = -EINVAL; |
991 | goto end; | |
992 | } | |
993 | break; | |
994 | } | |
995 | default: | |
f7b785ac | 996 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 997 | "Unexpected unary expression type: node-type=%d", |
08da4f77 | 998 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
999 | ret = -EINVAL; |
1000 | goto end; | |
1001 | } | |
1002 | ||
1003 | end: | |
1004 | return ret; | |
1005 | } | |
1006 | ||
1007 | static | |
0746848c PP |
1008 | enum ctf_byte_order byte_order_from_unary_expr(struct ctx *ctx, |
1009 | struct ctf_node *unary_expr) | |
e98a2d6e PP |
1010 | { |
1011 | const char *str; | |
e2bd7d40 | 1012 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; |
e98a2d6e PP |
1013 | |
1014 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 1015 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1016 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); |
e98a2d6e PP |
1017 | goto end; |
1018 | } | |
1019 | ||
1020 | str = unary_expr->u.unary_expression.u.string; | |
1021 | ||
2242b43d | 1022 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { |
44c440bc | 1023 | bo = CTF_BYTE_ORDER_BIG; |
2242b43d | 1024 | } else if (strcmp(str, "le") == 0) { |
44c440bc | 1025 | bo = CTF_BYTE_ORDER_LITTLE; |
2242b43d | 1026 | } else if (strcmp(str, "native") == 0) { |
44c440bc | 1027 | bo = CTF_BYTE_ORDER_DEFAULT; |
e98a2d6e | 1028 | } else { |
f7b785ac | 1029 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 1030 | "Unexpected \"byte_order\" attribute value: " |
08da4f77 | 1031 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
1032 | str); |
1033 | goto end; | |
1034 | } | |
1035 | ||
1036 | end: | |
1037 | return bo; | |
1038 | } | |
1039 | ||
1040 | static | |
44c440bc PP |
1041 | enum ctf_byte_order get_real_byte_order(struct ctx *ctx, |
1042 | struct ctf_node *uexpr) | |
e98a2d6e | 1043 | { |
0746848c | 1044 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 1045 | |
44c440bc PP |
1046 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
1047 | bo = ctx->ctf_tc->default_byte_order; | |
e98a2d6e PP |
1048 | } |
1049 | ||
1050 | return bo; | |
1051 | } | |
1052 | ||
1053 | static | |
1054 | int is_align_valid(uint64_t align) | |
1055 | { | |
44c440bc | 1056 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
1057 | } |
1058 | ||
1059 | static | |
5cd6d0e5 | 1060 | int get_class_specifier_name(struct ctx *ctx, struct ctf_node *cls_specifier, |
44c440bc | 1061 | GString *str) |
e98a2d6e PP |
1062 | { |
1063 | int ret = 0; | |
1064 | ||
5cd6d0e5 | 1065 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { |
f7b785ac | 1066 | _BT_COMP_LOGE_NODE(cls_specifier, |
28973adf | 1067 | "Unexpected node type: node-type=%d", |
5cd6d0e5 | 1068 | cls_specifier->type); |
e98a2d6e PP |
1069 | ret = -EINVAL; |
1070 | goto end; | |
1071 | } | |
1072 | ||
5cd6d0e5 | 1073 | switch (cls_specifier->u.field_class_specifier.type) { |
e98a2d6e PP |
1074 | case TYPESPEC_VOID: |
1075 | g_string_append(str, "void"); | |
1076 | break; | |
1077 | case TYPESPEC_CHAR: | |
1078 | g_string_append(str, "char"); | |
1079 | break; | |
1080 | case TYPESPEC_SHORT: | |
1081 | g_string_append(str, "short"); | |
1082 | break; | |
1083 | case TYPESPEC_INT: | |
1084 | g_string_append(str, "int"); | |
1085 | break; | |
1086 | case TYPESPEC_LONG: | |
1087 | g_string_append(str, "long"); | |
1088 | break; | |
1089 | case TYPESPEC_FLOAT: | |
1090 | g_string_append(str, "float"); | |
1091 | break; | |
1092 | case TYPESPEC_DOUBLE: | |
1093 | g_string_append(str, "double"); | |
1094 | break; | |
1095 | case TYPESPEC_SIGNED: | |
1096 | g_string_append(str, "signed"); | |
1097 | break; | |
1098 | case TYPESPEC_UNSIGNED: | |
1099 | g_string_append(str, "unsigned"); | |
1100 | break; | |
1101 | case TYPESPEC_BOOL: | |
1102 | g_string_append(str, "bool"); | |
1103 | break; | |
1104 | case TYPESPEC_COMPLEX: | |
1105 | g_string_append(str, "_Complex"); | |
1106 | break; | |
1107 | case TYPESPEC_IMAGINARY: | |
1108 | g_string_append(str, "_Imaginary"); | |
1109 | break; | |
1110 | case TYPESPEC_CONST: | |
1111 | g_string_append(str, "const"); | |
1112 | break; | |
1113 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 1114 | if (cls_specifier->u.field_class_specifier.id_type) { |
e98a2d6e | 1115 | g_string_append(str, |
5cd6d0e5 | 1116 | cls_specifier->u.field_class_specifier.id_type); |
e98a2d6e PP |
1117 | } |
1118 | break; | |
1119 | case TYPESPEC_STRUCT: | |
1120 | { | |
5cd6d0e5 | 1121 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1122 | |
1123 | if (!node->u._struct.name) { | |
f7b785ac | 1124 | _BT_COMP_LOGE_NODE(node, "Unexpected empty structure field class name."); |
e98a2d6e PP |
1125 | ret = -EINVAL; |
1126 | goto end; | |
1127 | } | |
1128 | ||
1129 | g_string_append(str, "struct "); | |
1130 | g_string_append(str, node->u._struct.name); | |
1131 | break; | |
1132 | } | |
1133 | case TYPESPEC_VARIANT: | |
1134 | { | |
5cd6d0e5 | 1135 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1136 | |
1137 | if (!node->u.variant.name) { | |
f7b785ac | 1138 | _BT_COMP_LOGE_NODE(node, "Unexpected empty variant field class name."); |
e98a2d6e PP |
1139 | ret = -EINVAL; |
1140 | goto end; | |
1141 | } | |
1142 | ||
1143 | g_string_append(str, "variant "); | |
1144 | g_string_append(str, node->u.variant.name); | |
1145 | break; | |
1146 | } | |
1147 | case TYPESPEC_ENUM: | |
1148 | { | |
5cd6d0e5 | 1149 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1150 | |
1151 | if (!node->u._enum.enum_id) { | |
f7b785ac | 1152 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1153 | "Unexpected empty enumeration field class (`enum`) name."); |
e98a2d6e PP |
1154 | ret = -EINVAL; |
1155 | goto end; | |
1156 | } | |
1157 | ||
1158 | g_string_append(str, "enum "); | |
1159 | g_string_append(str, node->u._enum.enum_id); | |
1160 | break; | |
1161 | } | |
1162 | case TYPESPEC_FLOATING_POINT: | |
1163 | case TYPESPEC_INTEGER: | |
1164 | case TYPESPEC_STRING: | |
1165 | default: | |
f7b785ac | 1166 | _BT_COMP_LOGE_NODE(cls_specifier->u.field_class_specifier.node, |
5cd6d0e5 PP |
1167 | "Unexpected field class specifier type: %d", |
1168 | cls_specifier->u.field_class_specifier.type); | |
e98a2d6e PP |
1169 | ret = -EINVAL; |
1170 | goto end; | |
1171 | } | |
1172 | ||
1173 | end: | |
1174 | return ret; | |
1175 | } | |
1176 | ||
1177 | static | |
5cd6d0e5 PP |
1178 | int get_class_specifier_list_name(struct ctx *ctx, |
1179 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1180 | { |
502b0402 | 1181 | int ret = 0; |
e98a2d6e PP |
1182 | struct ctf_node *iter; |
1183 | int alias_item_nr = 0; | |
1184 | struct bt_list_head *head = | |
5cd6d0e5 | 1185 | &cls_specifier_list->u.field_class_specifier_list.head; |
e98a2d6e PP |
1186 | |
1187 | bt_list_for_each_entry(iter, head, siblings) { | |
1188 | if (alias_item_nr != 0) { | |
1189 | g_string_append(str, " "); | |
1190 | } | |
1191 | ||
1192 | alias_item_nr++; | |
5cd6d0e5 | 1193 | ret = get_class_specifier_name(ctx, iter, str); |
e98a2d6e PP |
1194 | if (ret) { |
1195 | goto end; | |
1196 | } | |
1197 | } | |
1198 | ||
1199 | end: | |
1200 | return ret; | |
1201 | } | |
1202 | ||
1203 | static | |
5cd6d0e5 PP |
1204 | GQuark create_class_alias_identifier(struct ctx *ctx, |
1205 | struct ctf_node *cls_specifier_list, | |
1206 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e PP |
1207 | { |
1208 | int ret; | |
1209 | char *str_c; | |
1210 | GString *str; | |
1211 | GQuark qalias = 0; | |
1212 | struct ctf_node *iter; | |
1213 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1214 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e PP |
1215 | |
1216 | str = g_string_new(""); | |
5cd6d0e5 | 1217 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e PP |
1218 | if (ret) { |
1219 | g_string_free(str, TRUE); | |
1220 | goto end; | |
1221 | } | |
1222 | ||
1223 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1224 | g_string_append(str, " *"); | |
1225 | ||
1226 | if (iter->u.pointer.const_qualifier) { | |
1227 | g_string_append(str, " const"); | |
1228 | } | |
1229 | } | |
1230 | ||
1231 | str_c = g_string_free(str, FALSE); | |
1232 | qalias = g_quark_from_string(str_c); | |
1233 | g_free(str_c); | |
1234 | ||
1235 | end: | |
1236 | return qalias; | |
1237 | } | |
1238 | ||
1239 | static | |
5cd6d0e5 PP |
1240 | int visit_field_class_declarator(struct ctx *ctx, |
1241 | struct ctf_node *cls_specifier_list, | |
1242 | GQuark *field_name, struct ctf_node *node_field_class_declarator, | |
1243 | struct ctf_field_class **field_decl, | |
1244 | struct ctf_field_class *nested_decl) | |
e98a2d6e PP |
1245 | { |
1246 | /* | |
1247 | * During this whole function, nested_decl is always OURS, | |
1248 | * whereas field_decl is an output which we create, but | |
1249 | * belongs to the caller (it is moved). | |
1250 | */ | |
e98a2d6e PP |
1251 | int ret = 0; |
1252 | *field_decl = NULL; | |
1253 | ||
5cd6d0e5 PP |
1254 | /* Validate field class declarator node */ |
1255 | if (node_field_class_declarator) { | |
1256 | if (node_field_class_declarator->u.field_class_declarator.type == | |
e98a2d6e | 1257 | TYPEDEC_UNKNOWN) { |
f7b785ac | 1258 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 PP |
1259 | "Unexpected field class declarator type: type=%d", |
1260 | node_field_class_declarator->u.field_class_declarator.type); | |
e98a2d6e PP |
1261 | ret = -EINVAL; |
1262 | goto error; | |
1263 | } | |
1264 | ||
1265 | /* TODO: GCC bitfields not supported yet */ | |
5cd6d0e5 | 1266 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != |
e98a2d6e | 1267 | NULL) { |
f7b785ac | 1268 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1269 | "GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1270 | ret = -EPERM; |
1271 | goto error; | |
1272 | } | |
1273 | } | |
1274 | ||
1275 | /* Find the right nested declaration if not provided */ | |
1276 | if (!nested_decl) { | |
1277 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1278 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e | 1279 | |
5cd6d0e5 | 1280 | if (node_field_class_declarator && !bt_list_empty(pointers)) { |
e98a2d6e | 1281 | GQuark qalias; |
e98a2d6e PP |
1282 | |
1283 | /* | |
1284 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1285 | * be present in the field class aliases (else |
1286 | * fail). | |
e98a2d6e | 1287 | */ |
5cd6d0e5 PP |
1288 | qalias = create_class_alias_identifier(ctx, |
1289 | cls_specifier_list, node_field_class_declarator); | |
e98a2d6e | 1290 | nested_decl = |
0746848c PP |
1291 | ctx_decl_scope_lookup_alias(ctx, |
1292 | ctx->current_scope, | |
44c440bc | 1293 | g_quark_to_string(qalias), -1, true); |
e98a2d6e | 1294 | if (!nested_decl) { |
f7b785ac | 1295 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 | 1296 | "Cannot find class alias: name=\"%s\"", |
e98a2d6e PP |
1297 | g_quark_to_string(qalias)); |
1298 | ret = -EINVAL; | |
1299 | goto error; | |
1300 | } | |
1301 | ||
864cad70 | 1302 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { |
44c440bc | 1303 | /* Pointer: force integer's base to 16 */ |
5cd6d0e5 | 1304 | struct ctf_field_class_int *int_fc = |
44c440bc | 1305 | (void *) nested_decl; |
e98a2d6e | 1306 | |
5cd6d0e5 PP |
1307 | int_fc->disp_base = |
1308 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
e98a2d6e PP |
1309 | } |
1310 | } else { | |
5cd6d0e5 PP |
1311 | ret = visit_field_class_specifier_list(ctx, |
1312 | cls_specifier_list, &nested_decl); | |
e98a2d6e | 1313 | if (ret) { |
f6ccaed9 | 1314 | BT_ASSERT(!nested_decl); |
e98a2d6e PP |
1315 | goto error; |
1316 | } | |
1317 | } | |
1318 | } | |
1319 | ||
f6ccaed9 | 1320 | BT_ASSERT(nested_decl); |
e98a2d6e | 1321 | |
5cd6d0e5 | 1322 | if (!node_field_class_declarator) { |
44c440bc PP |
1323 | *field_decl = nested_decl; |
1324 | nested_decl = NULL; | |
e98a2d6e PP |
1325 | goto end; |
1326 | } | |
1327 | ||
5cd6d0e5 PP |
1328 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { |
1329 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
e98a2d6e | 1330 | const char *id = |
5cd6d0e5 | 1331 | node_field_class_declarator->u.field_class_declarator.u.id; |
e98a2d6e PP |
1332 | |
1333 | *field_name = g_quark_from_string(id); | |
1334 | } else { | |
1335 | *field_name = 0; | |
1336 | } | |
1337 | ||
44c440bc PP |
1338 | *field_decl = nested_decl; |
1339 | nested_decl = NULL; | |
e98a2d6e PP |
1340 | goto end; |
1341 | } else { | |
1342 | struct ctf_node *first; | |
5cd6d0e5 PP |
1343 | struct ctf_field_class *decl = NULL; |
1344 | struct ctf_field_class *outer_field_decl = NULL; | |
e98a2d6e | 1345 | struct bt_list_head *length = |
5cd6d0e5 PP |
1346 | &node_field_class_declarator-> |
1347 | u.field_class_declarator.u.nested.length; | |
e98a2d6e PP |
1348 | |
1349 | /* Create array/sequence, pass nested_decl as child */ | |
1350 | if (bt_list_empty(length)) { | |
f7b785ac | 1351 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1352 | "Expecting length field reference or value."); |
e98a2d6e PP |
1353 | ret = -EINVAL; |
1354 | goto error; | |
1355 | } | |
1356 | ||
1357 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1358 | if (first->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 1359 | _BT_COMP_LOGE_NODE(first, |
28973adf PP |
1360 | "Unexpected node type: node-type=%d", |
1361 | first->type); | |
e98a2d6e PP |
1362 | ret = -EINVAL; |
1363 | goto error; | |
1364 | } | |
1365 | ||
1366 | switch (first->u.unary_expression.type) { | |
1367 | case UNARY_UNSIGNED_CONSTANT: | |
1368 | { | |
5cd6d0e5 | 1369 | struct ctf_field_class_array *array_decl = NULL; |
44c440bc | 1370 | |
5cd6d0e5 | 1371 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1372 | BT_ASSERT(array_decl); |
1373 | array_decl->length = | |
1374 | first->u.unary_expression.u.unsigned_constant; | |
5cd6d0e5 | 1375 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1376 | nested_decl = NULL; |
1377 | decl = (void *) array_decl; | |
e98a2d6e PP |
1378 | break; |
1379 | } | |
1380 | case UNARY_STRING: | |
1381 | { | |
1382 | /* Lookup unsigned integer definition, create seq. */ | |
5cd6d0e5 | 1383 | struct ctf_field_class_sequence *seq_decl = NULL; |
e98a2d6e PP |
1384 | char *length_name = concatenate_unary_strings(length); |
1385 | ||
1386 | if (!length_name) { | |
f7b785ac | 1387 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1388 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
1389 | ret = -EINVAL; |
1390 | goto error; | |
1391 | } | |
1392 | ||
44c440bc PP |
1393 | if (strncmp(length_name, "env.", 4) == 0) { |
1394 | /* This is, in fact, an array */ | |
1395 | const char *env_entry_name = &length_name[4]; | |
1396 | struct ctf_trace_class_env_entry *env_entry = | |
1397 | ctf_trace_class_borrow_env_entry_by_name( | |
1398 | ctx->ctf_tc, env_entry_name); | |
5cd6d0e5 | 1399 | struct ctf_field_class_array *array_decl; |
44c440bc PP |
1400 | |
1401 | if (!env_entry) { | |
f7b785ac | 1402 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1403 | "Cannot find environment entry: " |
1404 | "name=\"%s\"", env_entry_name); | |
1405 | ret = -EINVAL; | |
1406 | goto error; | |
1407 | } | |
1408 | ||
1409 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
f7b785ac | 1410 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1411 | "Wrong environment entry type " |
1412 | "(expecting integer): " | |
1413 | "name=\"%s\"", env_entry_name); | |
1414 | ret = -EINVAL; | |
1415 | goto error; | |
1416 | } | |
1417 | ||
1418 | if (env_entry->value.i < 0) { | |
f7b785ac | 1419 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1420 | "Invalid, negative array length: " |
1421 | "env-entry-name=\"%s\", " | |
1422 | "value=%" PRId64, | |
1423 | env_entry_name, | |
1424 | env_entry->value.i); | |
1425 | ret = -EINVAL; | |
1426 | goto error; | |
1427 | } | |
1428 | ||
5cd6d0e5 | 1429 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1430 | BT_ASSERT(array_decl); |
1431 | array_decl->length = | |
1432 | (uint64_t) env_entry->value.i; | |
5cd6d0e5 | 1433 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1434 | nested_decl = NULL; |
1435 | decl = (void *) array_decl; | |
1436 | } else { | |
5cd6d0e5 | 1437 | seq_decl = ctf_field_class_sequence_create(); |
44c440bc | 1438 | BT_ASSERT(seq_decl); |
5cd6d0e5 | 1439 | seq_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1440 | nested_decl = NULL; |
1441 | g_string_assign(seq_decl->length_ref, | |
45c51519 | 1442 | length_name); |
44c440bc | 1443 | decl = (void *) seq_decl; |
e98a2d6e PP |
1444 | } |
1445 | ||
44c440bc | 1446 | g_free(length_name); |
e98a2d6e PP |
1447 | break; |
1448 | } | |
1449 | default: | |
1450 | ret = -EINVAL; | |
1451 | goto error; | |
1452 | } | |
1453 | ||
f6ccaed9 PP |
1454 | BT_ASSERT(!nested_decl); |
1455 | BT_ASSERT(decl); | |
1456 | BT_ASSERT(!*field_decl); | |
e98a2d6e PP |
1457 | |
1458 | /* | |
1459 | * At this point, we found the next nested declaration. | |
1460 | * We currently own this (and lost the ownership of | |
1461 | * nested_decl in the meantime). Pass this next | |
1462 | * nested declaration as the content of the outer | |
1463 | * container, MOVING its ownership. | |
1464 | */ | |
5cd6d0e5 | 1465 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e | 1466 | field_name, |
5cd6d0e5 PP |
1467 | node_field_class_declarator-> |
1468 | u.field_class_declarator.u.nested.field_class_declarator, | |
e98a2d6e PP |
1469 | &outer_field_decl, decl); |
1470 | decl = NULL; | |
1471 | if (ret) { | |
f6ccaed9 | 1472 | BT_ASSERT(!outer_field_decl); |
e98a2d6e PP |
1473 | ret = -EINVAL; |
1474 | goto error; | |
1475 | } | |
1476 | ||
f6ccaed9 | 1477 | BT_ASSERT(outer_field_decl); |
44c440bc PP |
1478 | *field_decl = outer_field_decl; |
1479 | outer_field_decl = NULL; | |
e98a2d6e PP |
1480 | } |
1481 | ||
f6ccaed9 | 1482 | BT_ASSERT(*field_decl); |
44c440bc | 1483 | goto end; |
e98a2d6e PP |
1484 | |
1485 | error: | |
5cd6d0e5 | 1486 | ctf_field_class_destroy(*field_decl); |
44c440bc | 1487 | *field_decl = NULL; |
e98a2d6e | 1488 | |
44c440bc PP |
1489 | if (ret >= 0) { |
1490 | ret = -1; | |
1491 | } | |
1492 | ||
1493 | end: | |
5cd6d0e5 | 1494 | ctf_field_class_destroy(nested_decl); |
44c440bc | 1495 | nested_decl = NULL; |
e98a2d6e PP |
1496 | return ret; |
1497 | } | |
1498 | ||
1499 | static | |
1500 | int visit_struct_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1501 | struct ctf_field_class_struct *struct_decl, |
1502 | struct ctf_node *cls_specifier_list, | |
1503 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1504 | { |
1505 | int ret = 0; | |
1506 | struct ctf_node *iter; | |
5cd6d0e5 | 1507 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1508 | |
5cd6d0e5 | 1509 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1510 | field_decl = NULL; |
1511 | GQuark qfield_name; | |
1512 | const char *field_name; | |
e98a2d6e | 1513 | |
5cd6d0e5 | 1514 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1515 | &qfield_name, iter, &field_decl, NULL); |
1516 | if (ret) { | |
f6ccaed9 | 1517 | BT_ASSERT(!field_decl); |
f7b785ac | 1518 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1519 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1520 | goto error; |
1521 | } | |
1522 | ||
f6ccaed9 | 1523 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1524 | field_name = g_quark_to_string(qfield_name); |
1525 | ||
1526 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1527 | if (ctf_field_class_struct_borrow_member_by_name( |
44c440bc | 1528 | struct_decl, field_name)) { |
f7b785ac | 1529 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1530 | "Duplicate field in structure field class: " |
08da4f77 | 1531 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1532 | ret = -EINVAL; |
1533 | goto error; | |
1534 | } | |
1535 | ||
1536 | /* Add field to structure */ | |
5cd6d0e5 | 1537 | ctf_field_class_struct_append_member(struct_decl, |
44c440bc PP |
1538 | field_name, field_decl); |
1539 | field_decl = NULL; | |
e98a2d6e PP |
1540 | } |
1541 | ||
1542 | return 0; | |
1543 | ||
1544 | error: | |
5cd6d0e5 | 1545 | ctf_field_class_destroy(field_decl); |
44c440bc | 1546 | field_decl = NULL; |
e98a2d6e PP |
1547 | return ret; |
1548 | } | |
1549 | ||
1550 | static | |
1551 | int visit_variant_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1552 | struct ctf_field_class_variant *variant_decl, |
1553 | struct ctf_node *cls_specifier_list, | |
1554 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1555 | { |
1556 | int ret = 0; | |
1557 | struct ctf_node *iter; | |
5cd6d0e5 | 1558 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1559 | |
5cd6d0e5 | 1560 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1561 | field_decl = NULL; |
1562 | GQuark qfield_name; | |
1563 | const char *field_name; | |
e98a2d6e | 1564 | |
5cd6d0e5 | 1565 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1566 | &qfield_name, iter, &field_decl, NULL); |
1567 | if (ret) { | |
f6ccaed9 | 1568 | BT_ASSERT(!field_decl); |
f7b785ac | 1569 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1570 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1571 | goto error; |
1572 | } | |
1573 | ||
f6ccaed9 | 1574 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1575 | field_name = g_quark_to_string(qfield_name); |
1576 | ||
1577 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1578 | if (ctf_field_class_variant_borrow_option_by_name( |
44c440bc | 1579 | variant_decl, field_name)) { |
f7b785ac | 1580 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1581 | "Duplicate field in variant field class: " |
08da4f77 | 1582 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1583 | ret = -EINVAL; |
1584 | goto error; | |
1585 | } | |
1586 | ||
1587 | /* Add field to structure */ | |
5cd6d0e5 | 1588 | ctf_field_class_variant_append_option(variant_decl, |
44c440bc PP |
1589 | field_name, field_decl); |
1590 | field_decl = NULL; | |
e98a2d6e PP |
1591 | } |
1592 | ||
1593 | return 0; | |
1594 | ||
1595 | error: | |
5cd6d0e5 | 1596 | ctf_field_class_destroy(field_decl); |
44c440bc | 1597 | field_decl = NULL; |
e98a2d6e PP |
1598 | return ret; |
1599 | } | |
1600 | ||
1601 | static | |
5cd6d0e5 PP |
1602 | int visit_field_class_def(struct ctx *ctx, struct ctf_node *cls_specifier_list, |
1603 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1604 | { |
1605 | int ret = 0; | |
1606 | GQuark qidentifier; | |
1607 | struct ctf_node *iter; | |
5cd6d0e5 | 1608 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1609 | |
5cd6d0e5 PP |
1610 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
1611 | ret = visit_field_class_declarator(ctx, cls_specifier_list, | |
1612 | &qidentifier, iter, &class_decl, NULL); | |
e98a2d6e | 1613 | if (ret) { |
f7b785ac | 1614 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1615 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1616 | ret = -EINVAL; |
1617 | goto end; | |
1618 | } | |
1619 | ||
5cd6d0e5 | 1620 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1621 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
1622 | struct ctf_field_class_variant *var_fc = |
1623 | (void *) class_decl; | |
44c440bc | 1624 | |
5cd6d0e5 | 1625 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1626 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1627 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1628 | ret = -EPERM; |
1629 | goto end; | |
1630 | } | |
1631 | } | |
1632 | ||
0746848c | 1633 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1634 | g_quark_to_string(qidentifier), class_decl); |
e98a2d6e | 1635 | if (ret) { |
f7b785ac | 1636 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1637 | "Cannot register field class alias: name=\"%s\"", |
e98a2d6e PP |
1638 | g_quark_to_string(qidentifier)); |
1639 | goto end; | |
1640 | } | |
1641 | } | |
1642 | ||
1643 | end: | |
5cd6d0e5 PP |
1644 | ctf_field_class_destroy(class_decl); |
1645 | class_decl = NULL; | |
e98a2d6e PP |
1646 | return ret; |
1647 | } | |
1648 | ||
1649 | static | |
5cd6d0e5 | 1650 | int visit_field_class_alias(struct ctx *ctx, struct ctf_node *target, |
44c440bc | 1651 | struct ctf_node *alias) |
e98a2d6e PP |
1652 | { |
1653 | int ret = 0; | |
1654 | GQuark qalias; | |
1655 | struct ctf_node *node; | |
1656 | GQuark qdummy_field_name; | |
5cd6d0e5 | 1657 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1658 | |
5cd6d0e5 PP |
1659 | /* Create target field class */ |
1660 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
e98a2d6e PP |
1661 | node = NULL; |
1662 | } else { | |
1663 | node = _BT_LIST_FIRST_ENTRY( | |
5cd6d0e5 | 1664 | &target->u.field_class_alias_target.field_class_declarators, |
e98a2d6e PP |
1665 | struct ctf_node, siblings); |
1666 | } | |
1667 | ||
5cd6d0e5 PP |
1668 | ret = visit_field_class_declarator(ctx, |
1669 | target->u.field_class_alias_target.field_class_specifier_list, | |
1670 | &qdummy_field_name, node, &class_decl, NULL); | |
e98a2d6e | 1671 | if (ret) { |
5cd6d0e5 | 1672 | BT_ASSERT(!class_decl); |
f7b785ac | 1673 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1674 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1675 | goto end; |
1676 | } | |
1677 | ||
5cd6d0e5 | 1678 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1679 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 | 1680 | struct ctf_field_class_variant *var_fc = (void *) class_decl; |
44c440bc | 1681 | |
5cd6d0e5 | 1682 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1683 | _BT_COMP_LOGE_NODE(target, |
5cd6d0e5 | 1684 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1685 | ret = -EPERM; |
1686 | goto end; | |
1687 | } | |
1688 | } | |
1689 | ||
1690 | /* | |
1691 | * The semantic validator does not check whether the target is | |
1692 | * abstract or not (if it has an identifier). Check it here. | |
1693 | */ | |
1694 | if (qdummy_field_name != 0) { | |
f7b785ac | 1695 | _BT_COMP_LOGE_NODE(target, |
28973adf | 1696 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1697 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1698 | ret = -EINVAL; |
1699 | goto end; | |
1700 | } | |
1701 | ||
1702 | /* Create alias identifier */ | |
5cd6d0e5 | 1703 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, |
e98a2d6e | 1704 | struct ctf_node, siblings); |
5cd6d0e5 PP |
1705 | qalias = create_class_alias_identifier(ctx, |
1706 | alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0746848c | 1707 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1708 | g_quark_to_string(qalias), class_decl); |
e98a2d6e | 1709 | if (ret) { |
f7b785ac | 1710 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1711 | "Cannot register class alias: name=\"%s\"", |
e98a2d6e PP |
1712 | g_quark_to_string(qalias)); |
1713 | goto end; | |
1714 | } | |
1715 | ||
1716 | end: | |
5cd6d0e5 PP |
1717 | ctf_field_class_destroy(class_decl); |
1718 | class_decl = NULL; | |
e98a2d6e PP |
1719 | return ret; |
1720 | } | |
1721 | ||
1722 | static | |
1723 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1724 | struct ctf_field_class_struct *struct_decl) |
e98a2d6e PP |
1725 | { |
1726 | int ret = 0; | |
1727 | ||
1728 | switch (entry_node->type) { | |
1729 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1730 | ret = visit_field_class_def(ctx, |
1731 | entry_node->u.field_class_def.field_class_specifier_list, | |
1732 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1733 | if (ret) { |
f7b785ac | 1734 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1735 | "Cannot add field class found in structure field class: ret=%d", |
08da4f77 | 1736 | ret); |
e98a2d6e PP |
1737 | goto end; |
1738 | } | |
1739 | break; | |
1740 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1741 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1742 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1743 | if (ret) { |
f7b785ac | 1744 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1745 | "Cannot add field class alias found in structure field class: ret=%d", |
08da4f77 | 1746 | ret); |
e98a2d6e PP |
1747 | goto end; |
1748 | } | |
1749 | break; | |
1750 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1751 | /* Field */ | |
1752 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1753 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1754 | field_class_specifier_list, |
e98a2d6e | 1755 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1756 | field_class_declarators); |
e98a2d6e PP |
1757 | if (ret) { |
1758 | goto end; | |
1759 | } | |
1760 | break; | |
1761 | default: | |
f7b785ac | 1762 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1763 | "Unexpected node type: node-type=%d", entry_node->type); |
e98a2d6e PP |
1764 | ret = -EINVAL; |
1765 | goto end; | |
1766 | } | |
1767 | ||
1768 | end: | |
1769 | return ret; | |
1770 | } | |
1771 | ||
1772 | static | |
1773 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1774 | struct ctf_field_class_variant *variant_decl) |
e98a2d6e PP |
1775 | { |
1776 | int ret = 0; | |
1777 | ||
1778 | switch (entry_node->type) { | |
1779 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1780 | ret = visit_field_class_def(ctx, |
1781 | entry_node->u.field_class_def.field_class_specifier_list, | |
1782 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1783 | if (ret) { |
f7b785ac | 1784 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1785 | "Cannot add field class found in variant field class: ret=%d", |
08da4f77 | 1786 | ret); |
e98a2d6e PP |
1787 | goto end; |
1788 | } | |
1789 | break; | |
1790 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1791 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1792 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1793 | if (ret) { |
f7b785ac | 1794 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1795 | "Cannot add field class alias found in variant field class: ret=%d", |
08da4f77 | 1796 | ret); |
e98a2d6e PP |
1797 | goto end; |
1798 | } | |
1799 | break; | |
1800 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1801 | /* Field */ | |
1802 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1803 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1804 | field_class_specifier_list, |
e98a2d6e | 1805 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1806 | field_class_declarators); |
e98a2d6e PP |
1807 | if (ret) { |
1808 | goto end; | |
1809 | } | |
1810 | break; | |
1811 | default: | |
f7b785ac | 1812 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1813 | "Unexpected node type: node-type=%d", |
08da4f77 | 1814 | entry_node->type); |
e98a2d6e PP |
1815 | ret = -EINVAL; |
1816 | goto end; | |
1817 | } | |
1818 | ||
1819 | end: | |
1820 | return ret; | |
1821 | } | |
1822 | ||
1823 | static | |
1824 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
44c440bc PP |
1825 | struct bt_list_head *decl_list, int has_body, |
1826 | struct bt_list_head *min_align, | |
5cd6d0e5 | 1827 | struct ctf_field_class_struct **struct_decl) |
e98a2d6e PP |
1828 | { |
1829 | int ret = 0; | |
1830 | ||
44c440bc | 1831 | BT_ASSERT(struct_decl); |
e98a2d6e PP |
1832 | *struct_decl = NULL; |
1833 | ||
1834 | /* For named struct (without body), lookup in declaration scope */ | |
1835 | if (!has_body) { | |
e98a2d6e | 1836 | if (!name) { |
f7b785ac | 1837 | BT_COMP_LOGE_STR("Bodyless structure field class: missing name."); |
e98a2d6e PP |
1838 | ret = -EPERM; |
1839 | goto error; | |
1840 | } | |
1841 | ||
0746848c | 1842 | *struct_decl = ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, |
44c440bc | 1843 | name, -1, true); |
e98a2d6e | 1844 | if (!*struct_decl) { |
f7b785ac | 1845 | BT_COMP_LOGE("Cannot find structure field class: name=\"struct %s\"", |
08da4f77 | 1846 | name); |
e98a2d6e PP |
1847 | ret = -EINVAL; |
1848 | goto error; | |
1849 | } | |
e98a2d6e PP |
1850 | } else { |
1851 | struct ctf_node *entry_node; | |
1852 | uint64_t min_align_value = 0; | |
1853 | ||
1854 | if (name) { | |
0746848c | 1855 | if (ctx_decl_scope_lookup_struct(ctx, |
44c440bc | 1856 | ctx->current_scope, name, 1, false)) { |
f7b785ac | 1857 | BT_COMP_LOGE("Structure field class already declared in local scope: " |
08da4f77 | 1858 | "name=\"struct %s\"", name); |
e98a2d6e PP |
1859 | ret = -EINVAL; |
1860 | goto error; | |
1861 | } | |
1862 | } | |
1863 | ||
1864 | if (!bt_list_empty(min_align)) { | |
0746848c PP |
1865 | ret = get_unary_unsigned(ctx, min_align, |
1866 | &min_align_value); | |
e98a2d6e | 1867 | if (ret) { |
f7b785ac | 1868 | BT_COMP_LOGE("Unexpected unary expression for structure field class's `align` attribute: " |
08da4f77 | 1869 | "ret=%d", ret); |
e98a2d6e PP |
1870 | goto error; |
1871 | } | |
1872 | } | |
1873 | ||
5cd6d0e5 | 1874 | *struct_decl = ctf_field_class_struct_create(); |
44c440bc | 1875 | BT_ASSERT(*struct_decl); |
e98a2d6e | 1876 | |
539fd01b | 1877 | if (min_align_value != 0) { |
44c440bc | 1878 | (*struct_decl)->base.alignment = min_align_value; |
539fd01b JG |
1879 | } |
1880 | ||
44c440bc | 1881 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
1882 | |
1883 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1884 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1885 | *struct_decl); | |
1886 | if (ret) { | |
f7b785ac | 1887 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1888 | "Cannot visit structure field class entry: " |
28973adf | 1889 | "ret=%d", ret); |
e98a2d6e PP |
1890 | ctx_pop_scope(ctx); |
1891 | goto error; | |
1892 | } | |
1893 | } | |
1894 | ||
1895 | ctx_pop_scope(ctx); | |
1896 | ||
1897 | if (name) { | |
0746848c PP |
1898 | ret = ctx_decl_scope_register_struct(ctx, |
1899 | ctx->current_scope, name, *struct_decl); | |
e98a2d6e | 1900 | if (ret) { |
f7b785ac | 1901 | BT_COMP_LOGE("Cannot register structure field class in declaration scope: " |
08da4f77 | 1902 | "name=\"struct %s\", ret=%d", name, ret); |
e98a2d6e PP |
1903 | goto error; |
1904 | } | |
1905 | } | |
1906 | } | |
1907 | ||
1908 | return 0; | |
1909 | ||
1910 | error: | |
5cd6d0e5 | 1911 | ctf_field_class_destroy((void *) *struct_decl); |
44c440bc | 1912 | *struct_decl = NULL; |
e98a2d6e PP |
1913 | return ret; |
1914 | } | |
1915 | ||
1916 | static | |
1917 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1918 | const char *tag, struct bt_list_head *decl_list, | |
5cd6d0e5 | 1919 | int has_body, struct ctf_field_class_variant **variant_decl) |
e98a2d6e PP |
1920 | { |
1921 | int ret = 0; | |
5cd6d0e5 | 1922 | struct ctf_field_class_variant *untagged_variant_decl = NULL; |
e98a2d6e | 1923 | |
44c440bc | 1924 | BT_ASSERT(variant_decl); |
e98a2d6e PP |
1925 | *variant_decl = NULL; |
1926 | ||
1927 | /* For named variant (without body), lookup in declaration scope */ | |
1928 | if (!has_body) { | |
e98a2d6e | 1929 | if (!name) { |
f7b785ac | 1930 | BT_COMP_LOGE_STR("Bodyless variant field class: missing name."); |
e98a2d6e PP |
1931 | ret = -EPERM; |
1932 | goto error; | |
1933 | } | |
1934 | ||
1935 | untagged_variant_decl = | |
0746848c | 1936 | ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, |
44c440bc | 1937 | name, -1, true); |
e98a2d6e | 1938 | if (!untagged_variant_decl) { |
f7b785ac | 1939 | BT_COMP_LOGE("Cannot find variant field class: name=\"variant %s\"", |
08da4f77 | 1940 | name); |
e98a2d6e PP |
1941 | ret = -EINVAL; |
1942 | goto error; | |
1943 | } | |
e98a2d6e PP |
1944 | } else { |
1945 | struct ctf_node *entry_node; | |
1946 | ||
1947 | if (name) { | |
0746848c PP |
1948 | if (ctx_decl_scope_lookup_variant(ctx, |
1949 | ctx->current_scope, name, 1, false)) { | |
f7b785ac | 1950 | BT_COMP_LOGE("Variant field class already declared in local scope: " |
08da4f77 | 1951 | "name=\"variant %s\"", name); |
e98a2d6e PP |
1952 | ret = -EINVAL; |
1953 | goto error; | |
1954 | } | |
1955 | } | |
1956 | ||
5cd6d0e5 | 1957 | untagged_variant_decl = ctf_field_class_variant_create(); |
44c440bc PP |
1958 | BT_ASSERT(untagged_variant_decl); |
1959 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
1960 | |
1961 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1962 | ret = visit_variant_decl_entry(ctx, entry_node, | |
1963 | untagged_variant_decl); | |
1964 | if (ret) { | |
f7b785ac | 1965 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1966 | "Cannot visit variant field class entry: " |
28973adf | 1967 | "ret=%d", ret); |
e98a2d6e PP |
1968 | ctx_pop_scope(ctx); |
1969 | goto error; | |
1970 | } | |
1971 | } | |
1972 | ||
1973 | ctx_pop_scope(ctx); | |
1974 | ||
1975 | if (name) { | |
0746848c | 1976 | ret = ctx_decl_scope_register_variant(ctx, |
e98a2d6e PP |
1977 | ctx->current_scope, name, |
1978 | untagged_variant_decl); | |
1979 | if (ret) { | |
f7b785ac | 1980 | BT_COMP_LOGE("Cannot register variant field class in declaration scope: " |
08da4f77 | 1981 | "name=\"variant %s\", ret=%d", name, ret); |
e98a2d6e PP |
1982 | goto error; |
1983 | } | |
1984 | } | |
1985 | } | |
1986 | ||
1987 | /* | |
1988 | * If tagged, create tagged variant and return; otherwise | |
1989 | * return untagged variant. | |
1990 | */ | |
1991 | if (!tag) { | |
44c440bc PP |
1992 | *variant_decl = untagged_variant_decl; |
1993 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
1994 | } else { |
1995 | /* | |
1996 | * At this point, we have a fresh untagged variant; nobody | |
1997 | * else owns it. Set its tag now. | |
1998 | */ | |
45c51519 | 1999 | g_string_assign(untagged_variant_decl->tag_ref, tag); |
44c440bc PP |
2000 | *variant_decl = untagged_variant_decl; |
2001 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
2002 | } |
2003 | ||
f6ccaed9 PP |
2004 | BT_ASSERT(!untagged_variant_decl); |
2005 | BT_ASSERT(*variant_decl); | |
e98a2d6e PP |
2006 | return 0; |
2007 | ||
2008 | error: | |
5cd6d0e5 | 2009 | ctf_field_class_destroy((void *) untagged_variant_decl); |
44c440bc | 2010 | untagged_variant_decl = NULL; |
5cd6d0e5 | 2011 | ctf_field_class_destroy((void *) *variant_decl); |
44c440bc | 2012 | *variant_decl = NULL; |
e98a2d6e PP |
2013 | return ret; |
2014 | } | |
2015 | ||
44c440bc PP |
2016 | struct uori { |
2017 | bool is_signed; | |
2018 | union { | |
2019 | uint64_t u; | |
2020 | uint64_t i; | |
2021 | } value; | |
2022 | }; | |
2023 | ||
e98a2d6e PP |
2024 | static |
2025 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
5cd6d0e5 | 2026 | struct ctf_field_class_enum *enum_decl, struct uori *last) |
e98a2d6e PP |
2027 | { |
2028 | int ret = 0; | |
2029 | int nr_vals = 0; | |
2030 | struct ctf_node *iter; | |
44c440bc PP |
2031 | struct uori start = { |
2032 | .is_signed = false, | |
2033 | .value.u = 0, | |
2034 | }; | |
2035 | struct uori end = { | |
2036 | .is_signed = false, | |
2037 | .value.u = 0, | |
2038 | }; | |
e98a2d6e PP |
2039 | const char *label = enumerator->u.enumerator.id; |
2040 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
2041 | ||
2042 | bt_list_for_each_entry(iter, values, siblings) { | |
44c440bc | 2043 | struct uori *target; |
e98a2d6e PP |
2044 | |
2045 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 2046 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2047 | "Wrong expression for enumeration field class label: " |
08da4f77 | 2048 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
2049 | label); |
2050 | ret = -EINVAL; | |
2051 | goto error; | |
2052 | } | |
2053 | ||
2054 | if (nr_vals == 0) { | |
2055 | target = &start; | |
2056 | } else { | |
2057 | target = &end; | |
2058 | } | |
2059 | ||
2060 | switch (iter->u.unary_expression.type) { | |
2061 | case UNARY_SIGNED_CONSTANT: | |
44c440bc PP |
2062 | target->is_signed = true; |
2063 | target->value.i = | |
2064 | iter->u.unary_expression.u.signed_constant; | |
e98a2d6e PP |
2065 | break; |
2066 | case UNARY_UNSIGNED_CONSTANT: | |
44c440bc PP |
2067 | target->is_signed = false; |
2068 | target->value.u = | |
e98a2d6e PP |
2069 | iter->u.unary_expression.u.unsigned_constant; |
2070 | break; | |
2071 | default: | |
f7b785ac | 2072 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2073 | "Invalid enumeration field class entry: " |
08da4f77 PP |
2074 | "expecting constant signed or unsigned integer: " |
2075 | "node-type=%d, label=\"%s\"", | |
2076 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
2077 | ret = -EINVAL; |
2078 | goto error; | |
2079 | } | |
2080 | ||
2081 | if (nr_vals > 1) { | |
f7b785ac | 2082 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2083 | "Invalid enumeration field class entry: label=\"%s\"", |
e98a2d6e PP |
2084 | label); |
2085 | ret = -EINVAL; | |
2086 | goto error; | |
2087 | } | |
2088 | ||
2089 | nr_vals++; | |
2090 | } | |
2091 | ||
2092 | if (nr_vals == 0) { | |
2093 | start = *last; | |
2094 | } | |
2095 | ||
2096 | if (nr_vals <= 1) { | |
2097 | end = start; | |
2098 | } | |
2099 | ||
44c440bc PP |
2100 | if (end.is_signed) { |
2101 | last->value.i = end.value.i + 1; | |
2102 | } else { | |
2103 | last->value.u = end.value.u + 1; | |
2104 | } | |
e98a2d6e | 2105 | |
45c51519 | 2106 | ctf_field_class_enum_map_range(enum_decl, label, |
44c440bc | 2107 | start.value.u, end.value.u); |
e98a2d6e PP |
2108 | return 0; |
2109 | ||
2110 | error: | |
2111 | return ret; | |
2112 | } | |
2113 | ||
2114 | static | |
2115 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
5cd6d0e5 | 2116 | struct ctf_node *container_cls, |
44c440bc | 2117 | struct bt_list_head *enumerator_list, |
5cd6d0e5 | 2118 | int has_body, struct ctf_field_class_enum **enum_decl) |
e98a2d6e PP |
2119 | { |
2120 | int ret = 0; | |
2121 | GQuark qdummy_id; | |
5cd6d0e5 | 2122 | struct ctf_field_class_int *integer_decl = NULL; |
e98a2d6e | 2123 | |
44c440bc | 2124 | BT_ASSERT(enum_decl); |
e98a2d6e PP |
2125 | *enum_decl = NULL; |
2126 | ||
2127 | /* For named enum (without body), lookup in declaration scope */ | |
2128 | if (!has_body) { | |
e98a2d6e | 2129 | if (!name) { |
f7b785ac | 2130 | BT_COMP_LOGE_STR("Bodyless enumeration field class: missing name."); |
e98a2d6e PP |
2131 | ret = -EPERM; |
2132 | goto error; | |
2133 | } | |
2134 | ||
0746848c | 2135 | *enum_decl = ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2136 | name, -1, true); |
e98a2d6e | 2137 | if (!*enum_decl) { |
f7b785ac | 2138 | BT_COMP_LOGE("Cannot find enumeration field class: " |
08da4f77 | 2139 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2140 | ret = -EINVAL; |
2141 | goto error; | |
2142 | } | |
e98a2d6e PP |
2143 | } else { |
2144 | struct ctf_node *iter; | |
44c440bc PP |
2145 | struct uori last_value = { |
2146 | .is_signed = false, | |
2147 | .value.u = 0, | |
2148 | }; | |
e98a2d6e PP |
2149 | |
2150 | if (name) { | |
0746848c | 2151 | if (ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2152 | name, 1, false)) { |
f7b785ac | 2153 | BT_COMP_LOGE("Enumeration field class already declared in local scope: " |
08da4f77 | 2154 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2155 | ret = -EINVAL; |
2156 | goto error; | |
2157 | } | |
2158 | } | |
2159 | ||
5cd6d0e5 | 2160 | if (!container_cls) { |
0746848c | 2161 | integer_decl = (void *) ctx_decl_scope_lookup_alias(ctx, |
44c440bc | 2162 | ctx->current_scope, "int", -1, true); |
e98a2d6e | 2163 | if (!integer_decl) { |
f7b785ac | 2164 | BT_COMP_LOGE_STR("Cannot find implicit `int` field class alias for enumeration field class."); |
e98a2d6e PP |
2165 | ret = -EINVAL; |
2166 | goto error; | |
2167 | } | |
2168 | } else { | |
5cd6d0e5 | 2169 | ret = visit_field_class_declarator(ctx, container_cls, |
44c440bc PP |
2170 | &qdummy_id, NULL, (void *) &integer_decl, |
2171 | NULL); | |
e98a2d6e | 2172 | if (ret) { |
f6ccaed9 | 2173 | BT_ASSERT(!integer_decl); |
e98a2d6e PP |
2174 | ret = -EINVAL; |
2175 | goto error; | |
2176 | } | |
2177 | } | |
2178 | ||
f6ccaed9 | 2179 | BT_ASSERT(integer_decl); |
e98a2d6e | 2180 | |
864cad70 | 2181 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { |
f7b785ac | 2182 | BT_COMP_LOGE("Container field class for enumeration field class is not an integer field class: " |
864cad70 | 2183 | "fc-type=%d", integer_decl->base.base.type); |
e98a2d6e PP |
2184 | ret = -EINVAL; |
2185 | goto error; | |
2186 | } | |
2187 | ||
5cd6d0e5 | 2188 | *enum_decl = ctf_field_class_enum_create(); |
44c440bc PP |
2189 | BT_ASSERT(*enum_decl); |
2190 | (*enum_decl)->base.base.base.alignment = | |
2191 | integer_decl->base.base.alignment; | |
5cd6d0e5 | 2192 | ctf_field_class_int_copy_content((void *) *enum_decl, |
44c440bc PP |
2193 | (void *) integer_decl); |
2194 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
e98a2d6e PP |
2195 | |
2196 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2197 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
44c440bc | 2198 | &last_value); |
e98a2d6e | 2199 | if (ret) { |
f7b785ac | 2200 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2201 | "Cannot visit enumeration field class entry: " |
28973adf | 2202 | "ret=%d", ret); |
e98a2d6e PP |
2203 | goto error; |
2204 | } | |
2205 | } | |
2206 | ||
2207 | if (name) { | |
0746848c PP |
2208 | ret = ctx_decl_scope_register_enum(ctx, |
2209 | ctx->current_scope, name, *enum_decl); | |
e98a2d6e | 2210 | if (ret) { |
f7b785ac | 2211 | BT_COMP_LOGE("Cannot register enumeration field class in declaration scope: " |
28973adf | 2212 | "ret=%d", ret); |
e98a2d6e PP |
2213 | goto error; |
2214 | } | |
2215 | } | |
2216 | } | |
2217 | ||
44c440bc | 2218 | goto end; |
e98a2d6e PP |
2219 | |
2220 | error: | |
5cd6d0e5 | 2221 | ctf_field_class_destroy((void *) *enum_decl); |
44c440bc | 2222 | *enum_decl = NULL; |
e98a2d6e | 2223 | |
44c440bc | 2224 | end: |
5cd6d0e5 | 2225 | ctf_field_class_destroy((void *) integer_decl); |
44c440bc | 2226 | integer_decl = NULL; |
e98a2d6e PP |
2227 | return ret; |
2228 | } | |
2229 | ||
2230 | static | |
5cd6d0e5 PP |
2231 | int visit_field_class_specifier(struct ctx *ctx, |
2232 | struct ctf_node *cls_specifier_list, | |
2233 | struct ctf_field_class **decl) | |
e98a2d6e PP |
2234 | { |
2235 | int ret = 0; | |
2236 | GString *str = NULL; | |
e98a2d6e PP |
2237 | |
2238 | *decl = NULL; | |
2239 | str = g_string_new(""); | |
5cd6d0e5 | 2240 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e | 2241 | if (ret) { |
f7b785ac | 2242 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2243 | "Cannot get field class specifier list's name: ret=%d", ret); |
e98a2d6e PP |
2244 | goto error; |
2245 | } | |
2246 | ||
0746848c PP |
2247 | *decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, str->str, |
2248 | -1, true); | |
e98a2d6e | 2249 | if (!*decl) { |
f7b785ac | 2250 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2251 | "Cannot find field class alias: name=\"%s\"", str->str); |
e98a2d6e PP |
2252 | ret = -EINVAL; |
2253 | goto error; | |
2254 | } | |
2255 | ||
44c440bc | 2256 | goto end; |
e98a2d6e PP |
2257 | |
2258 | error: | |
5cd6d0e5 | 2259 | ctf_field_class_destroy(*decl); |
44c440bc PP |
2260 | *decl = NULL; |
2261 | ||
2262 | end: | |
e98a2d6e | 2263 | if (str) { |
44c440bc | 2264 | g_string_free(str, TRUE); |
e98a2d6e PP |
2265 | } |
2266 | ||
e98a2d6e PP |
2267 | return ret; |
2268 | } | |
2269 | ||
2270 | static | |
2271 | int visit_integer_decl(struct ctx *ctx, | |
44c440bc | 2272 | struct bt_list_head *expressions, |
5cd6d0e5 | 2273 | struct ctf_field_class_int **integer_decl) |
e98a2d6e PP |
2274 | { |
2275 | int set = 0; | |
2276 | int ret = 0; | |
44c440bc | 2277 | int signedness = 0; |
e98a2d6e PP |
2278 | struct ctf_node *expression; |
2279 | uint64_t alignment = 0, size = 0; | |
0f2d58c9 | 2280 | struct ctf_clock_class *mapped_clock_class = NULL; |
44c440bc | 2281 | enum ctf_encoding encoding = CTF_ENCODING_NONE; |
4cdfc5e8 | 2282 | bt_field_class_integer_preferred_display_base base = |
5cd6d0e5 | 2283 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
44c440bc | 2284 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2285 | |
2286 | *integer_decl = NULL; | |
2287 | ||
2288 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2289 | struct ctf_node *left, *right; | |
2290 | ||
2291 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2292 | struct ctf_node, siblings); | |
2293 | right = _BT_LIST_FIRST_ENTRY( | |
2294 | &expression->u.ctf_expression.right, struct ctf_node, | |
2295 | siblings); | |
2296 | ||
2297 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2298 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2299 | "Unexpected unary expression type: type=%d", |
2300 | left->u.unary_expression.type); | |
e98a2d6e PP |
2301 | ret = -EINVAL; |
2302 | goto error; | |
2303 | } | |
2304 | ||
2242b43d | 2305 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { |
e98a2d6e | 2306 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { |
f7b785ac | 2307 | _BT_COMP_LOGE_DUP_ATTR(left, "signed", |
5cd6d0e5 | 2308 | "integer field class"); |
e98a2d6e PP |
2309 | ret = -EPERM; |
2310 | goto error; | |
2311 | } | |
2312 | ||
0746848c | 2313 | signedness = get_boolean(ctx, right); |
e98a2d6e | 2314 | if (signedness < 0) { |
f7b785ac | 2315 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2316 | "Invalid boolean value for integer field class's `signed` attribute: " |
28973adf | 2317 | "ret=%d", ret); |
e98a2d6e PP |
2318 | ret = -EINVAL; |
2319 | goto error; | |
2320 | } | |
2321 | ||
2322 | _SET(&set, _INTEGER_SIGNED_SET); | |
2242b43d | 2323 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2324 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { |
f7b785ac | 2325 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2326 | "integer field class"); |
e98a2d6e PP |
2327 | ret = -EPERM; |
2328 | goto error; | |
2329 | } | |
2330 | ||
2331 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2332 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 2333 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2334 | "Invalid `byte_order` attribute in integer field class: " |
08da4f77 | 2335 | "ret=%d", ret); |
e98a2d6e PP |
2336 | ret = -EINVAL; |
2337 | goto error; | |
2338 | } | |
2339 | ||
2340 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2242b43d | 2341 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { |
e98a2d6e | 2342 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { |
f7b785ac | 2343 | _BT_COMP_LOGE_DUP_ATTR(left, "size", |
5cd6d0e5 | 2344 | "integer field class"); |
e98a2d6e PP |
2345 | ret = -EPERM; |
2346 | goto error; | |
2347 | } | |
2348 | ||
2349 | if (right->u.unary_expression.type != | |
2350 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2351 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2352 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2353 | "expecting unsigned constant integer: " |
2354 | "node-type=%d", | |
2355 | right->u.unary_expression.type); | |
e98a2d6e PP |
2356 | ret = -EINVAL; |
2357 | goto error; | |
2358 | } | |
2359 | ||
2360 | size = right->u.unary_expression.u.unsigned_constant; | |
2361 | if (size == 0) { | |
f7b785ac | 2362 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2363 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2364 | "expecting positive constant integer: " |
2365 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2366 | ret = -EINVAL; |
2367 | goto error; | |
2368 | } else if (size > 64) { | |
f7b785ac | 2369 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2370 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2371 | "integer fields over 64 bits are not supported as of this version: " |
2372 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2373 | ret = -EINVAL; |
2374 | goto error; | |
2375 | } | |
2376 | ||
2377 | _SET(&set, _INTEGER_SIZE_SET); | |
2242b43d | 2378 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2379 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
f7b785ac | 2380 | _BT_COMP_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2381 | "integer field class"); |
e98a2d6e PP |
2382 | ret = -EPERM; |
2383 | goto error; | |
2384 | } | |
2385 | ||
2386 | if (right->u.unary_expression.type != | |
2387 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2388 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2389 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2390 | "expecting unsigned constant integer: " |
2391 | "node-type=%d", | |
2392 | right->u.unary_expression.type); | |
e98a2d6e PP |
2393 | ret = -EINVAL; |
2394 | goto error; | |
2395 | } | |
2396 | ||
2397 | alignment = | |
2398 | right->u.unary_expression.u.unsigned_constant; | |
2399 | if (!is_align_valid(alignment)) { | |
f7b785ac | 2400 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2401 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2402 | "expecting power of two: " |
2403 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2404 | ret = -EINVAL; |
2405 | goto error; | |
2406 | } | |
2407 | ||
2408 | _SET(&set, _INTEGER_ALIGN_SET); | |
2242b43d | 2409 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { |
e98a2d6e | 2410 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { |
f7b785ac | 2411 | _BT_COMP_LOGE_DUP_ATTR(left, "base", |
5cd6d0e5 | 2412 | "integer field class"); |
e98a2d6e PP |
2413 | ret = -EPERM; |
2414 | goto error; | |
2415 | } | |
2416 | ||
2417 | switch (right->u.unary_expression.type) { | |
2418 | case UNARY_UNSIGNED_CONSTANT: | |
2419 | { | |
2420 | uint64_t constant = right->u.unary_expression. | |
2421 | u.unsigned_constant; | |
2422 | ||
2423 | switch (constant) { | |
2424 | case 2: | |
5cd6d0e5 | 2425 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e PP |
2426 | break; |
2427 | case 8: | |
5cd6d0e5 | 2428 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2429 | break; |
2430 | case 10: | |
5cd6d0e5 | 2431 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2432 | break; |
2433 | case 16: | |
5cd6d0e5 | 2434 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2435 | break; |
2436 | default: | |
f7b785ac | 2437 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2438 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2439 | "base=%" PRIu64, |
e98a2d6e PP |
2440 | right->u.unary_expression.u.unsigned_constant); |
2441 | ret = -EINVAL; | |
2442 | goto error; | |
2443 | } | |
2444 | break; | |
2445 | } | |
2446 | case UNARY_STRING: | |
2447 | { | |
2448 | char *s_right = concatenate_unary_strings( | |
2449 | &expression->u.ctf_expression.right); | |
2450 | if (!s_right) { | |
f7b785ac | 2451 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2452 | "Unexpected unary expression for integer field class's `base` attribute."); |
e98a2d6e PP |
2453 | ret = -EINVAL; |
2454 | goto error; | |
2455 | } | |
2456 | ||
2242b43d PP |
2457 | if (strcmp(s_right, "decimal") == 0 || |
2458 | strcmp(s_right, "dec") == 0 || | |
2459 | strcmp(s_right, "d") == 0 || | |
2460 | strcmp(s_right, "i") == 0 || | |
2461 | strcmp(s_right, "u") == 0) { | |
5cd6d0e5 | 2462 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
2242b43d PP |
2463 | } else if (strcmp(s_right, "hexadecimal") == 0 || |
2464 | strcmp(s_right, "hex") == 0 || | |
2465 | strcmp(s_right, "x") == 0 || | |
2466 | strcmp(s_right, "X") == 0 || | |
2467 | strcmp(s_right, "p") == 0) { | |
5cd6d0e5 | 2468 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
2242b43d PP |
2469 | } else if (strcmp(s_right, "octal") == 0 || |
2470 | strcmp(s_right, "oct") == 0 || | |
2471 | strcmp(s_right, "o") == 0) { | |
5cd6d0e5 | 2472 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
2242b43d PP |
2473 | } else if (strcmp(s_right, "binary") == 0 || |
2474 | strcmp(s_right, "b") == 0) { | |
5cd6d0e5 | 2475 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e | 2476 | } else { |
f7b785ac | 2477 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2478 | "Unexpected unary expression for integer field class's `base` attribute: " |
08da4f77 | 2479 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2480 | g_free(s_right); |
2481 | ret = -EINVAL; | |
2482 | goto error; | |
2483 | } | |
2484 | ||
2485 | g_free(s_right); | |
2486 | break; | |
2487 | } | |
2488 | default: | |
f7b785ac | 2489 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2490 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2491 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2492 | ret = -EINVAL; |
2493 | goto error; | |
2494 | } | |
2495 | ||
2496 | _SET(&set, _INTEGER_BASE_SET); | |
2242b43d | 2497 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2498 | char *s_right; |
2499 | ||
2500 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
f7b785ac | 2501 | _BT_COMP_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2502 | "integer field class"); |
e98a2d6e PP |
2503 | ret = -EPERM; |
2504 | goto error; | |
2505 | } | |
2506 | ||
2507 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2508 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2509 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2510 | "expecting unary string."); |
e98a2d6e PP |
2511 | ret = -EINVAL; |
2512 | goto error; | |
2513 | } | |
2514 | ||
2515 | s_right = concatenate_unary_strings( | |
2516 | &expression->u.ctf_expression.right); | |
2517 | if (!s_right) { | |
f7b785ac | 2518 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2519 | "Unexpected unary expression for integer field class's `encoding` attribute."); |
e98a2d6e PP |
2520 | ret = -EINVAL; |
2521 | goto error; | |
2522 | } | |
2523 | ||
2242b43d PP |
2524 | if (strcmp(s_right, "UTF8") == 0 || |
2525 | strcmp(s_right, "utf8") == 0 || | |
2526 | strcmp(s_right, "utf-8") == 0 || | |
2527 | strcmp(s_right, "UTF-8") == 0 || | |
2528 | strcmp(s_right, "ASCII") == 0 || | |
2529 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2530 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2531 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2532 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2533 | } else { |
f7b785ac | 2534 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2535 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2536 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2537 | s_right); |
2538 | g_free(s_right); | |
2539 | ret = -EINVAL; | |
2540 | goto error; | |
2541 | } | |
2542 | ||
2543 | g_free(s_right); | |
2544 | _SET(&set, _INTEGER_ENCODING_SET); | |
2242b43d | 2545 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { |
e98a2d6e PP |
2546 | const char *clock_name; |
2547 | ||
2548 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
f7b785ac | 2549 | _BT_COMP_LOGE_DUP_ATTR(left, "map", |
5cd6d0e5 | 2550 | "integer field class"); |
e98a2d6e PP |
2551 | ret = -EPERM; |
2552 | goto error; | |
2553 | } | |
2554 | ||
2555 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2556 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2557 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2558 | "expecting unary string."); |
e98a2d6e PP |
2559 | ret = -EINVAL; |
2560 | goto error; | |
2561 | } | |
2562 | ||
2563 | clock_name = | |
2564 | get_map_clock_name_value( | |
2565 | &expression->u.ctf_expression.right); | |
2566 | if (!clock_name) { | |
2567 | char *s_right = concatenate_unary_strings( | |
2568 | &expression->u.ctf_expression.right); | |
2569 | ||
2570 | if (!s_right) { | |
f7b785ac | 2571 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2572 | "Unexpected unary expression for integer field class's `map` attribute."); |
e98a2d6e PP |
2573 | ret = -EINVAL; |
2574 | goto error; | |
2575 | } | |
2576 | ||
f7b785ac | 2577 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2578 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2579 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2580 | s_right); |
2581 | _SET(&set, _INTEGER_MAP_SET); | |
2582 | g_free(s_right); | |
2583 | continue; | |
2584 | } | |
2585 | ||
44c440bc PP |
2586 | mapped_clock_class = |
2587 | ctf_trace_class_borrow_clock_class_by_name( | |
2588 | ctx->ctf_tc, clock_name); | |
2589 | if (!mapped_clock_class) { | |
f7b785ac | 2590 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2591 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2592 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2593 | clock_name); |
2594 | ret = -EINVAL; | |
2595 | goto error; | |
2596 | } | |
2597 | ||
2598 | _SET(&set, _INTEGER_MAP_SET); | |
2599 | } else { | |
f7b785ac | 2600 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2601 | "Unknown attribute in integer field class: " |
08da4f77 | 2602 | "attr-name=\"%s\"", |
e98a2d6e PP |
2603 | left->u.unary_expression.u.string); |
2604 | } | |
2605 | } | |
2606 | ||
2607 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
f7b785ac | 2608 | BT_COMP_LOGE_STR("Missing `size` attribute in integer field class."); |
e98a2d6e PP |
2609 | ret = -EPERM; |
2610 | goto error; | |
2611 | } | |
2612 | ||
2613 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2614 | if (size % CHAR_BIT) { | |
2615 | /* Bit-packed alignment */ | |
2616 | alignment = 1; | |
2617 | } else { | |
2618 | /* Byte-packed alignment */ | |
2619 | alignment = CHAR_BIT; | |
2620 | } | |
2621 | } | |
2622 | ||
5cd6d0e5 | 2623 | *integer_decl = ctf_field_class_int_create(); |
44c440bc PP |
2624 | BT_ASSERT(*integer_decl); |
2625 | (*integer_decl)->base.base.alignment = alignment; | |
2626 | (*integer_decl)->base.byte_order = byte_order; | |
2627 | (*integer_decl)->base.size = size; | |
2628 | (*integer_decl)->is_signed = (signedness > 0); | |
2629 | (*integer_decl)->disp_base = base; | |
2630 | (*integer_decl)->encoding = encoding; | |
398454ed | 2631 | (*integer_decl)->mapped_clock_class = mapped_clock_class; |
e98a2d6e PP |
2632 | return 0; |
2633 | ||
2634 | error: | |
5cd6d0e5 | 2635 | ctf_field_class_destroy((void *) *integer_decl); |
44c440bc | 2636 | *integer_decl = NULL; |
e98a2d6e PP |
2637 | return ret; |
2638 | } | |
2639 | ||
2640 | static | |
2641 | int visit_floating_point_number_decl(struct ctx *ctx, | |
44c440bc | 2642 | struct bt_list_head *expressions, |
5cd6d0e5 | 2643 | struct ctf_field_class_float **float_decl) |
e98a2d6e PP |
2644 | { |
2645 | int set = 0; | |
2646 | int ret = 0; | |
2647 | struct ctf_node *expression; | |
2648 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
44c440bc | 2649 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2650 | |
2651 | *float_decl = NULL; | |
2652 | ||
2653 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2654 | struct ctf_node *left, *right; | |
2655 | ||
2656 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2657 | struct ctf_node, siblings); | |
2658 | right = _BT_LIST_FIRST_ENTRY( | |
2659 | &expression->u.ctf_expression.right, struct ctf_node, | |
2660 | siblings); | |
2661 | ||
2662 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2663 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2664 | "Unexpected unary expression type: type=%d", |
2665 | left->u.unary_expression.type); | |
e98a2d6e PP |
2666 | ret = -EINVAL; |
2667 | goto error; | |
2668 | } | |
2669 | ||
2242b43d | 2670 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2671 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { |
f7b785ac | 2672 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2673 | "floating point number field class"); |
e98a2d6e PP |
2674 | ret = -EPERM; |
2675 | goto error; | |
2676 | } | |
2677 | ||
2678 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2679 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 2680 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2681 | "Invalid `byte_order` attribute in floating point number field class: " |
08da4f77 | 2682 | "ret=%d", ret); |
e98a2d6e PP |
2683 | ret = -EINVAL; |
2684 | goto error; | |
2685 | } | |
2686 | ||
2687 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2242b43d | 2688 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { |
e98a2d6e | 2689 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { |
f7b785ac | 2690 | _BT_COMP_LOGE_DUP_ATTR(left, "exp_dig", |
5cd6d0e5 | 2691 | "floating point number field class"); |
e98a2d6e PP |
2692 | ret = -EPERM; |
2693 | goto error; | |
2694 | } | |
2695 | ||
2696 | if (right->u.unary_expression.type != | |
2697 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2698 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2699 | "Invalid `exp_dig` attribute in floating point number field class: " |
08da4f77 PP |
2700 | "expecting unsigned constant integer: " |
2701 | "node-type=%d", | |
2702 | right->u.unary_expression.type); | |
e98a2d6e PP |
2703 | ret = -EINVAL; |
2704 | goto error; | |
2705 | } | |
2706 | ||
2707 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2708 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2242b43d | 2709 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { |
e98a2d6e | 2710 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { |
f7b785ac | 2711 | _BT_COMP_LOGE_DUP_ATTR(left, "mant_dig", |
5cd6d0e5 | 2712 | "floating point number field class"); |
e98a2d6e PP |
2713 | ret = -EPERM; |
2714 | goto error; | |
2715 | } | |
2716 | ||
2717 | if (right->u.unary_expression.type != | |
2718 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2719 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2720 | "Invalid `mant_dig` attribute in floating point number field class: " |
08da4f77 PP |
2721 | "expecting unsigned constant integer: " |
2722 | "node-type=%d", | |
2723 | right->u.unary_expression.type); | |
e98a2d6e PP |
2724 | ret = -EINVAL; |
2725 | goto error; | |
2726 | } | |
2727 | ||
2728 | mant_dig = right->u.unary_expression.u. | |
2729 | unsigned_constant; | |
2730 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2242b43d | 2731 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2732 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { |
f7b785ac | 2733 | _BT_COMP_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2734 | "floating point number field class"); |
e98a2d6e PP |
2735 | ret = -EPERM; |
2736 | goto error; | |
2737 | } | |
2738 | ||
2739 | if (right->u.unary_expression.type != | |
2740 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2741 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2742 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2743 | "expecting unsigned constant integer: " |
2744 | "node-type=%d", | |
2745 | right->u.unary_expression.type); | |
e98a2d6e PP |
2746 | ret = -EINVAL; |
2747 | goto error; | |
2748 | } | |
2749 | ||
2750 | alignment = right->u.unary_expression.u. | |
2751 | unsigned_constant; | |
2752 | ||
2753 | if (!is_align_valid(alignment)) { | |
f7b785ac | 2754 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2755 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2756 | "expecting power of two: " |
2757 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2758 | ret = -EINVAL; |
2759 | goto error; | |
2760 | } | |
2761 | ||
2762 | _SET(&set, _FLOAT_ALIGN_SET); | |
2763 | } else { | |
f7b785ac | 2764 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2765 | "Unknown attribute in floating point number field class: " |
08da4f77 | 2766 | "attr-name=\"%s\"", |
e98a2d6e PP |
2767 | left->u.unary_expression.u.string); |
2768 | } | |
2769 | } | |
2770 | ||
2771 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
f7b785ac | 2772 | BT_COMP_LOGE_STR("Missing `mant_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2773 | ret = -EPERM; |
2774 | goto error; | |
2775 | } | |
2776 | ||
2777 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
f7b785ac | 2778 | BT_COMP_LOGE_STR("Missing `exp_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2779 | ret = -EPERM; |
2780 | goto error; | |
2781 | } | |
2782 | ||
44c440bc | 2783 | if (mant_dig != 24 && mant_dig != 53) { |
f7b785ac | 2784 | BT_COMP_LOGE_STR("`mant_dig` attribute: expecting 24 or 53."); |
44c440bc PP |
2785 | ret = -EPERM; |
2786 | goto error; | |
2787 | } | |
2788 | ||
2789 | if (mant_dig == 24 && exp_dig != 8) { | |
f7b785ac | 2790 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); |
44c440bc PP |
2791 | ret = -EPERM; |
2792 | goto error; | |
2793 | } | |
2794 | ||
2795 | if (mant_dig == 53 && exp_dig != 11) { | |
f7b785ac | 2796 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); |
44c440bc PP |
2797 | ret = -EPERM; |
2798 | goto error; | |
2799 | } | |
2800 | ||
e98a2d6e PP |
2801 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
2802 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2803 | /* Bit-packed alignment */ | |
2804 | alignment = 1; | |
2805 | } else { | |
2806 | /* Byte-packed alignment */ | |
2807 | alignment = CHAR_BIT; | |
2808 | } | |
2809 | } | |
2810 | ||
5cd6d0e5 | 2811 | *float_decl = ctf_field_class_float_create(); |
44c440bc PP |
2812 | BT_ASSERT(*float_decl); |
2813 | (*float_decl)->base.base.alignment = alignment; | |
2814 | (*float_decl)->base.byte_order = byte_order; | |
2815 | (*float_decl)->base.size = mant_dig + exp_dig; | |
e98a2d6e PP |
2816 | return 0; |
2817 | ||
2818 | error: | |
5cd6d0e5 | 2819 | ctf_field_class_destroy((void *) *float_decl); |
44c440bc | 2820 | *float_decl = NULL; |
e98a2d6e PP |
2821 | return ret; |
2822 | } | |
2823 | ||
2824 | static | |
2825 | int visit_string_decl(struct ctx *ctx, | |
44c440bc | 2826 | struct bt_list_head *expressions, |
5cd6d0e5 | 2827 | struct ctf_field_class_string **string_decl) |
e98a2d6e PP |
2828 | { |
2829 | int set = 0; | |
2830 | int ret = 0; | |
2831 | struct ctf_node *expression; | |
44c440bc | 2832 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; |
e98a2d6e PP |
2833 | |
2834 | *string_decl = NULL; | |
2835 | ||
2836 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2837 | struct ctf_node *left, *right; | |
2838 | ||
2839 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2840 | struct ctf_node, siblings); | |
2841 | right = _BT_LIST_FIRST_ENTRY( | |
2842 | &expression->u.ctf_expression.right, struct ctf_node, | |
2843 | siblings); | |
2844 | ||
2845 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2846 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2847 | "Unexpected unary expression type: type=%d", |
2848 | left->u.unary_expression.type); | |
e98a2d6e PP |
2849 | ret = -EINVAL; |
2850 | goto error; | |
2851 | } | |
2852 | ||
2242b43d | 2853 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2854 | char *s_right; |
2855 | ||
2856 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
f7b785ac | 2857 | _BT_COMP_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2858 | "string field class"); |
e98a2d6e PP |
2859 | ret = -EPERM; |
2860 | goto error; | |
2861 | } | |
2862 | ||
2863 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2864 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2865 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2866 | "expecting unary string."); |
e98a2d6e PP |
2867 | ret = -EINVAL; |
2868 | goto error; | |
2869 | } | |
2870 | ||
2871 | s_right = concatenate_unary_strings( | |
2872 | &expression->u.ctf_expression.right); | |
2873 | if (!s_right) { | |
f7b785ac | 2874 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2875 | "Unexpected unary expression for string field class's `encoding` attribute."); |
e98a2d6e PP |
2876 | ret = -EINVAL; |
2877 | goto error; | |
2878 | } | |
2879 | ||
2242b43d PP |
2880 | if (strcmp(s_right, "UTF8") == 0 || |
2881 | strcmp(s_right, "utf8") == 0 || | |
2882 | strcmp(s_right, "utf-8") == 0 || | |
2883 | strcmp(s_right, "UTF-8") == 0 || | |
2884 | strcmp(s_right, "ASCII") == 0 || | |
2885 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2886 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2887 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2888 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2889 | } else { |
f7b785ac | 2890 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2891 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2892 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2893 | s_right); |
2894 | g_free(s_right); | |
2895 | ret = -EINVAL; | |
2896 | goto error; | |
2897 | } | |
2898 | ||
2899 | g_free(s_right); | |
2900 | _SET(&set, _STRING_ENCODING_SET); | |
2901 | } else { | |
f7b785ac | 2902 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2903 | "Unknown attribute in string field class: " |
08da4f77 | 2904 | "attr-name=\"%s\"", |
e98a2d6e PP |
2905 | left->u.unary_expression.u.string); |
2906 | } | |
2907 | } | |
2908 | ||
5cd6d0e5 | 2909 | *string_decl = ctf_field_class_string_create(); |
44c440bc PP |
2910 | BT_ASSERT(*string_decl); |
2911 | (*string_decl)->encoding = encoding; | |
e98a2d6e PP |
2912 | return 0; |
2913 | ||
2914 | error: | |
5cd6d0e5 | 2915 | ctf_field_class_destroy((void *) *string_decl); |
44c440bc | 2916 | *string_decl = NULL; |
e98a2d6e PP |
2917 | return ret; |
2918 | } | |
2919 | ||
2920 | static | |
5cd6d0e5 PP |
2921 | int visit_field_class_specifier_list(struct ctx *ctx, |
2922 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e PP |
2923 | { |
2924 | int ret = 0; | |
2925 | struct ctf_node *first, *node; | |
2926 | ||
2927 | *decl = NULL; | |
2928 | ||
2929 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
f7b785ac | 2930 | _BT_COMP_LOGE_NODE(ts_list, |
28973adf | 2931 | "Unexpected node type: node-type=%d", ts_list->type); |
e98a2d6e PP |
2932 | ret = -EINVAL; |
2933 | goto error; | |
2934 | } | |
2935 | ||
5cd6d0e5 | 2936 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, |
e98a2d6e PP |
2937 | struct ctf_node, siblings); |
2938 | if (first->type != NODE_TYPE_SPECIFIER) { | |
f7b785ac | 2939 | _BT_COMP_LOGE_NODE(first, |
28973adf | 2940 | "Unexpected node type: node-type=%d", first->type); |
e98a2d6e PP |
2941 | ret = -EINVAL; |
2942 | goto error; | |
2943 | } | |
2944 | ||
5cd6d0e5 | 2945 | node = first->u.field_class_specifier.node; |
e98a2d6e | 2946 | |
5cd6d0e5 | 2947 | switch (first->u.field_class_specifier.type) { |
e98a2d6e PP |
2948 | case TYPESPEC_INTEGER: |
2949 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
44c440bc | 2950 | (void *) decl); |
e98a2d6e | 2951 | if (ret) { |
f6ccaed9 | 2952 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2953 | goto error; |
2954 | } | |
2955 | break; | |
2956 | case TYPESPEC_FLOATING_POINT: | |
2957 | ret = visit_floating_point_number_decl(ctx, | |
44c440bc | 2958 | &node->u.floating_point.expressions, (void *) decl); |
e98a2d6e | 2959 | if (ret) { |
f6ccaed9 | 2960 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2961 | goto error; |
2962 | } | |
2963 | break; | |
2964 | case TYPESPEC_STRING: | |
2965 | ret = visit_string_decl(ctx, | |
44c440bc | 2966 | &node->u.string.expressions, (void *) decl); |
e98a2d6e | 2967 | if (ret) { |
f6ccaed9 | 2968 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2969 | goto error; |
2970 | } | |
2971 | break; | |
2972 | case TYPESPEC_STRUCT: | |
2973 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
2974 | &node->u._struct.declaration_list, | |
2975 | node->u._struct.has_body, | |
44c440bc | 2976 | &node->u._struct.min_align, (void *) decl); |
e98a2d6e | 2977 | if (ret) { |
f6ccaed9 | 2978 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2979 | goto error; |
2980 | } | |
2981 | break; | |
2982 | case TYPESPEC_VARIANT: | |
2983 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
2984 | node->u.variant.choice, | |
2985 | &node->u.variant.declaration_list, | |
44c440bc | 2986 | node->u.variant.has_body, (void *) decl); |
e98a2d6e | 2987 | if (ret) { |
f6ccaed9 | 2988 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2989 | goto error; |
2990 | } | |
2991 | break; | |
2992 | case TYPESPEC_ENUM: | |
2993 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
5cd6d0e5 | 2994 | node->u._enum.container_field_class, |
e98a2d6e | 2995 | &node->u._enum.enumerator_list, |
44c440bc | 2996 | node->u._enum.has_body, (void *) decl); |
e98a2d6e | 2997 | if (ret) { |
f6ccaed9 | 2998 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2999 | goto error; |
3000 | } | |
3001 | break; | |
3002 | case TYPESPEC_VOID: | |
3003 | case TYPESPEC_CHAR: | |
3004 | case TYPESPEC_SHORT: | |
3005 | case TYPESPEC_INT: | |
3006 | case TYPESPEC_LONG: | |
3007 | case TYPESPEC_FLOAT: | |
3008 | case TYPESPEC_DOUBLE: | |
3009 | case TYPESPEC_SIGNED: | |
3010 | case TYPESPEC_UNSIGNED: | |
3011 | case TYPESPEC_BOOL: | |
3012 | case TYPESPEC_COMPLEX: | |
3013 | case TYPESPEC_IMAGINARY: | |
3014 | case TYPESPEC_CONST: | |
3015 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 3016 | ret = visit_field_class_specifier(ctx, ts_list, decl); |
e98a2d6e | 3017 | if (ret) { |
f7b785ac | 3018 | _BT_COMP_LOGE_NODE(first, |
5cd6d0e5 | 3019 | "Cannot visit field class specifier: ret=%d", |
28973adf | 3020 | ret); |
f6ccaed9 | 3021 | BT_ASSERT(!*decl); |
e98a2d6e PP |
3022 | goto error; |
3023 | } | |
3024 | break; | |
3025 | default: | |
f7b785ac | 3026 | _BT_COMP_LOGE_NODE(first, |
5cd6d0e5 PP |
3027 | "Unexpected field class specifier type: node-type=%d", |
3028 | first->u.field_class_specifier.type); | |
e98a2d6e PP |
3029 | ret = -EINVAL; |
3030 | goto error; | |
3031 | } | |
3032 | ||
f6ccaed9 | 3033 | BT_ASSERT(*decl); |
e98a2d6e PP |
3034 | return 0; |
3035 | ||
3036 | error: | |
5cd6d0e5 | 3037 | ctf_field_class_destroy((void *) *decl); |
44c440bc | 3038 | *decl = NULL; |
e98a2d6e PP |
3039 | return ret; |
3040 | } | |
3041 | ||
3042 | static | |
3043 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc PP |
3044 | struct ctf_event_class *event_class, uint64_t *stream_id, |
3045 | int *set) | |
e98a2d6e PP |
3046 | { |
3047 | int ret = 0; | |
3048 | char *left = NULL; | |
e98a2d6e PP |
3049 | |
3050 | switch (node->type) { | |
3051 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3052 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3053 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3054 | if (ret) { |
f7b785ac | 3055 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3056 | "Cannot add field class found in event class."); |
e98a2d6e PP |
3057 | goto error; |
3058 | } | |
3059 | break; | |
3060 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3061 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3062 | node->u.field_class_alias.alias); | |
e98a2d6e | 3063 | if (ret) { |
f7b785ac | 3064 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3065 | "Cannot add field class alias found in event class."); |
e98a2d6e PP |
3066 | goto error; |
3067 | } | |
3068 | break; | |
3069 | case NODE_CTF_EXPRESSION: | |
3070 | { | |
3071 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3072 | if (!left) { | |
f7b785ac | 3073 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3074 | ret = -EINVAL; |
3075 | goto error; | |
3076 | } | |
3077 | ||
2242b43d | 3078 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
3079 | /* This is already known at this stage */ |
3080 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
f7b785ac | 3081 | _BT_COMP_LOGE_DUP_ATTR(node, "name", "event class"); |
e98a2d6e PP |
3082 | ret = -EPERM; |
3083 | goto error; | |
3084 | } | |
3085 | ||
3086 | _SET(set, _EVENT_NAME_SET); | |
2242b43d | 3087 | } else if (strcmp(left, "id") == 0) { |
bc85036f | 3088 | int64_t id = -1; |
e98a2d6e PP |
3089 | |
3090 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
f7b785ac | 3091 | _BT_COMP_LOGE_DUP_ATTR(node, "id", "event class"); |
e98a2d6e PP |
3092 | ret = -EPERM; |
3093 | goto error; | |
3094 | } | |
3095 | ||
0746848c PP |
3096 | ret = get_unary_unsigned(ctx, |
3097 | &node->u.ctf_expression.right, | |
e98a2d6e | 3098 | (uint64_t *) &id); |
5eae0c3c JG |
3099 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3100 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3101 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3102 | "Unexpected unary expression for event class's `id` attribute."); |
e98a2d6e PP |
3103 | ret = -EINVAL; |
3104 | goto error; | |
3105 | } | |
3106 | ||
44c440bc | 3107 | event_class->id = id; |
e98a2d6e | 3108 | _SET(set, _EVENT_ID_SET); |
2242b43d | 3109 | } else if (strcmp(left, "stream_id") == 0) { |
e98a2d6e | 3110 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { |
f7b785ac | 3111 | _BT_COMP_LOGE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3112 | "event class"); |
e98a2d6e PP |
3113 | ret = -EPERM; |
3114 | goto error; | |
3115 | } | |
3116 | ||
0746848c PP |
3117 | ret = get_unary_unsigned(ctx, |
3118 | &node->u.ctf_expression.right, stream_id); | |
44c440bc | 3119 | |
5eae0c3c JG |
3120 | /* |
3121 | * Only read "stream_id" if get_unary_unsigned() | |
3122 | * succeeded. | |
3123 | */ | |
1d9f5cd6 | 3124 | if (ret) { |
f7b785ac | 3125 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3126 | "Unexpected unary expression for event class's `stream_id` attribute."); |
e98a2d6e PP |
3127 | ret = -EINVAL; |
3128 | goto error; | |
3129 | } | |
3130 | ||
3131 | _SET(set, _EVENT_STREAM_ID_SET); | |
2242b43d | 3132 | } else if (strcmp(left, "context") == 0) { |
e98a2d6e | 3133 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { |
f7b785ac | 3134 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3135 | "Duplicate `context` entry in event class."); |
e98a2d6e PP |
3136 | ret = -EPERM; |
3137 | goto error; | |
3138 | } | |
3139 | ||
5cd6d0e5 | 3140 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3141 | _BT_LIST_FIRST_ENTRY( |
3142 | &node->u.ctf_expression.right, | |
3143 | struct ctf_node, siblings), | |
5cd6d0e5 | 3144 | &event_class->spec_context_fc); |
e98a2d6e | 3145 | if (ret) { |
f7b785ac | 3146 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3147 | "Cannot create event class's context field class."); |
e98a2d6e PP |
3148 | goto error; |
3149 | } | |
3150 | ||
5cd6d0e5 | 3151 | BT_ASSERT(event_class->spec_context_fc); |
e98a2d6e | 3152 | _SET(set, _EVENT_CONTEXT_SET); |
2242b43d | 3153 | } else if (strcmp(left, "fields") == 0) { |
e98a2d6e | 3154 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { |
f7b785ac | 3155 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3156 | "Duplicate `fields` entry in event class."); |
e98a2d6e PP |
3157 | ret = -EPERM; |
3158 | goto error; | |
3159 | } | |
3160 | ||
5cd6d0e5 | 3161 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3162 | _BT_LIST_FIRST_ENTRY( |
3163 | &node->u.ctf_expression.right, | |
3164 | struct ctf_node, siblings), | |
5cd6d0e5 | 3165 | &event_class->payload_fc); |
e98a2d6e | 3166 | if (ret) { |
f7b785ac | 3167 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3168 | "Cannot create event class's payload field class."); |
e98a2d6e PP |
3169 | goto error; |
3170 | } | |
3171 | ||
5cd6d0e5 | 3172 | BT_ASSERT(event_class->payload_fc); |
e98a2d6e | 3173 | _SET(set, _EVENT_FIELDS_SET); |
2242b43d | 3174 | } else if (strcmp(left, "loglevel") == 0) { |
c3c30b08 | 3175 | uint64_t loglevel_value; |
6da709aa | 3176 | bool is_log_level_known = true; |
4cdfc5e8 | 3177 | bt_event_class_log_level log_level = -1; |
e98a2d6e | 3178 | |
44c440bc | 3179 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { |
f7b785ac | 3180 | _BT_COMP_LOGE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3181 | "event class"); |
e98a2d6e PP |
3182 | ret = -EPERM; |
3183 | goto error; | |
3184 | } | |
3185 | ||
0746848c PP |
3186 | ret = get_unary_unsigned(ctx, |
3187 | &node->u.ctf_expression.right, &loglevel_value); | |
e98a2d6e | 3188 | if (ret) { |
f7b785ac | 3189 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3190 | "Unexpected unary expression for event class's `loglevel` attribute."); |
e98a2d6e PP |
3191 | ret = -EINVAL; |
3192 | goto error; | |
3193 | } | |
cf76ce92 PP |
3194 | |
3195 | switch (loglevel_value) { | |
3196 | case 0: | |
50842bdc | 3197 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3198 | break; |
3199 | case 1: | |
50842bdc | 3200 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3201 | break; |
3202 | case 2: | |
50842bdc | 3203 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3204 | break; |
3205 | case 3: | |
50842bdc | 3206 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3207 | break; |
3208 | case 4: | |
50842bdc | 3209 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3210 | break; |
3211 | case 5: | |
50842bdc | 3212 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3213 | break; |
3214 | case 6: | |
50842bdc | 3215 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3216 | break; |
3217 | case 7: | |
50842bdc | 3218 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3219 | break; |
3220 | case 8: | |
50842bdc | 3221 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3222 | break; |
3223 | case 9: | |
50842bdc | 3224 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3225 | break; |
3226 | case 10: | |
50842bdc | 3227 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3228 | break; |
3229 | case 11: | |
50842bdc | 3230 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3231 | break; |
3232 | case 12: | |
50842bdc | 3233 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3234 | break; |
3235 | case 13: | |
50842bdc | 3236 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3237 | break; |
3238 | case 14: | |
50842bdc | 3239 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3240 | break; |
3241 | default: | |
6da709aa | 3242 | is_log_level_known = false; |
f7b785ac | 3243 | _BT_COMP_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " |
cf76ce92 | 3244 | "log-level=%" PRIu64, loglevel_value); |
c3c30b08 | 3245 | } |
cf76ce92 | 3246 | |
6da709aa JR |
3247 | if (is_log_level_known) { |
3248 | ctf_event_class_set_log_level(event_class, log_level); | |
c3c30b08 | 3249 | } |
cf76ce92 | 3250 | |
44c440bc | 3251 | _SET(set, _EVENT_LOG_LEVEL_SET); |
2242b43d | 3252 | } else if (strcmp(left, "model.emf.uri") == 0) { |
e98a2d6e PP |
3253 | char *right; |
3254 | ||
3255 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
f7b785ac | 3256 | _BT_COMP_LOGE_DUP_ATTR(node, "model.emf.uri", |
28973adf | 3257 | "event class"); |
e98a2d6e PP |
3258 | ret = -EPERM; |
3259 | goto error; | |
3260 | } | |
3261 | ||
3262 | right = concatenate_unary_strings( | |
3263 | &node->u.ctf_expression.right); | |
3264 | if (!right) { | |
f7b785ac | 3265 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3266 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); |
e98a2d6e PP |
3267 | ret = -EINVAL; |
3268 | goto error; | |
3269 | } | |
3270 | ||
cf76ce92 | 3271 | if (strlen(right) == 0) { |
f7b785ac | 3272 | _BT_COMP_LOGW_NODE(node, |
cf76ce92 PP |
3273 | "Not setting event class's EMF URI because it's empty."); |
3274 | } else { | |
44c440bc PP |
3275 | g_string_assign(event_class->emf_uri, |
3276 | right); | |
28973adf | 3277 | } |
cf76ce92 | 3278 | |
e98a2d6e PP |
3279 | g_free(right); |
3280 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3281 | } else { | |
f7b785ac | 3282 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3283 | "Unknown attribute in event class: " |
08da4f77 | 3284 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3285 | } |
3286 | ||
3287 | g_free(left); | |
3288 | left = NULL; | |
3289 | break; | |
3290 | } | |
3291 | default: | |
3292 | ret = -EPERM; | |
3293 | goto error; | |
3294 | } | |
3295 | ||
44c440bc | 3296 | goto end; |
e98a2d6e PP |
3297 | |
3298 | error: | |
19bbdc9b | 3299 | g_free(left); |
e98a2d6e | 3300 | |
44c440bc | 3301 | end: |
e98a2d6e PP |
3302 | return ret; |
3303 | } | |
3304 | ||
3305 | static | |
3306 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3307 | { | |
3308 | char *left = NULL; | |
3309 | char *name = NULL; | |
3310 | struct ctf_node *iter; | |
3311 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3312 | ||
3313 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3314 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3315 | continue; | |
3316 | } | |
3317 | ||
3318 | left = concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3319 | if (!left) { | |
f7b785ac | 3320 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3321 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
3322 | goto error; |
3323 | } | |
3324 | ||
2242b43d | 3325 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
3326 | name = concatenate_unary_strings( |
3327 | &iter->u.ctf_expression.right); | |
3328 | if (!name) { | |
f7b785ac | 3329 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3330 | "Unexpected unary expression for event class's `name` attribute."); |
e98a2d6e PP |
3331 | goto error; |
3332 | } | |
3333 | } | |
3334 | ||
3335 | g_free(left); | |
3336 | left = NULL; | |
3337 | ||
3338 | if (name) { | |
3339 | break; | |
3340 | } | |
3341 | } | |
3342 | ||
3343 | return name; | |
3344 | ||
3345 | error: | |
3346 | g_free(left); | |
e98a2d6e PP |
3347 | return NULL; |
3348 | } | |
3349 | ||
3350 | static | |
3351 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3352 | { | |
3353 | int ret = 0; | |
3354 | int set = 0; | |
e98a2d6e | 3355 | struct ctf_node *iter; |
44c440bc | 3356 | uint64_t stream_id = 0; |
e98a2d6e | 3357 | char *event_name = NULL; |
44c440bc PP |
3358 | struct ctf_event_class *event_class = NULL; |
3359 | struct ctf_stream_class *stream_class = NULL; | |
e98a2d6e | 3360 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3361 | bool pop_scope = false; |
e98a2d6e PP |
3362 | |
3363 | if (node->visited) { | |
3364 | goto end; | |
3365 | } | |
3366 | ||
3367 | node->visited = TRUE; | |
3368 | event_name = get_event_decl_name(ctx, node); | |
3369 | if (!event_name) { | |
f7b785ac | 3370 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3371 | "Missing `name` attribute in event class."); |
e98a2d6e PP |
3372 | ret = -EPERM; |
3373 | goto error; | |
3374 | } | |
3375 | ||
44c440bc PP |
3376 | event_class = ctf_event_class_create(); |
3377 | BT_ASSERT(event_class); | |
3378 | g_string_assign(event_class->name, event_name); | |
3379 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1e649dff PP |
3380 | pop_scope = true; |
3381 | ||
e98a2d6e PP |
3382 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3383 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3384 | &stream_id, &set); | |
3385 | if (ret) { | |
f7b785ac | 3386 | _BT_COMP_LOGE_NODE(iter, "Cannot visit event class's entry: " |
28973adf | 3387 | "ret=%d", ret); |
e98a2d6e PP |
3388 | goto error; |
3389 | } | |
3390 | } | |
3391 | ||
3392 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
1e649dff PP |
3393 | /* |
3394 | * Allow missing stream_id if there is only a single | |
3395 | * stream class. | |
3396 | */ | |
44c440bc | 3397 | switch (ctx->ctf_tc->stream_classes->len) { |
e98a2d6e | 3398 | case 0: |
1e649dff | 3399 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3400 | stream_id = 0; |
44c440bc PP |
3401 | stream_class = ctf_stream_class_create(); |
3402 | BT_ASSERT(stream_class); | |
3403 | stream_class->id = stream_id; | |
3404 | g_ptr_array_add(ctx->ctf_tc->stream_classes, | |
3405 | stream_class); | |
e98a2d6e PP |
3406 | break; |
3407 | case 1: | |
1e649dff | 3408 | /* Single stream class: get its ID */ |
44c440bc PP |
3409 | stream_class = ctx->ctf_tc->stream_classes->pdata[0]; |
3410 | stream_id = stream_class->id; | |
e98a2d6e PP |
3411 | break; |
3412 | default: | |
f7b785ac | 3413 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3414 | "Missing `stream_id` attribute in event class."); |
e98a2d6e PP |
3415 | ret = -EPERM; |
3416 | goto error; | |
3417 | } | |
3418 | } | |
3419 | ||
1e649dff | 3420 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e | 3421 | if (!stream_class) { |
44c440bc PP |
3422 | stream_class = ctf_trace_class_borrow_stream_class_by_id( |
3423 | ctx->ctf_tc, stream_id); | |
1e649dff | 3424 | if (!stream_class) { |
f7b785ac | 3425 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3426 | "Cannot find stream class at this point: " |
08da4f77 | 3427 | "id=%" PRId64, stream_id); |
1e649dff PP |
3428 | ret = -EINVAL; |
3429 | goto error; | |
3430 | } | |
e98a2d6e PP |
3431 | } |
3432 | ||
f6ccaed9 | 3433 | BT_ASSERT(stream_class); |
1e649dff | 3434 | |
e98a2d6e PP |
3435 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3436 | /* Allow only one event without ID per stream */ | |
44c440bc | 3437 | if (stream_class->event_classes->len != 0) { |
f7b785ac | 3438 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3439 | "Missing `id` attribute in event class."); |
e98a2d6e PP |
3440 | ret = -EPERM; |
3441 | goto error; | |
3442 | } | |
3443 | ||
3444 | /* Automatic ID */ | |
44c440bc | 3445 | event_class->id = 0; |
e98a2d6e PP |
3446 | } |
3447 | ||
44c440bc PP |
3448 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, |
3449 | event_class->id)) { | |
f7b785ac | 3450 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3451 | "Duplicate event class (same ID) in the same stream class: " |
44c440bc | 3452 | "id=%" PRId64, event_class->id); |
e98a2d6e PP |
3453 | ret = -EEXIST; |
3454 | goto error; | |
3455 | } | |
3456 | ||
44c440bc PP |
3457 | ctf_stream_class_append_event_class(stream_class, event_class); |
3458 | event_class = NULL; | |
1e649dff | 3459 | goto end; |
e98a2d6e PP |
3460 | |
3461 | error: | |
44c440bc PP |
3462 | ctf_event_class_destroy(event_class); |
3463 | event_class = NULL; | |
3464 | ||
3465 | if (ret >= 0) { | |
3466 | ret = -1; | |
3467 | } | |
e98a2d6e | 3468 | |
1e649dff PP |
3469 | end: |
3470 | if (pop_scope) { | |
3471 | ctx_pop_scope(ctx); | |
3472 | } | |
e98a2d6e | 3473 | |
19bbdc9b | 3474 | g_free(event_name); |
44c440bc | 3475 | |
e98a2d6e PP |
3476 | return ret; |
3477 | } | |
3478 | ||
56b43721 | 3479 | static |
7bf5af54 | 3480 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
5cd6d0e5 | 3481 | struct ctf_field_class *fc) |
56b43721 | 3482 | { |
0f2d58c9 | 3483 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
5cd6d0e5 | 3484 | struct ctf_field_class_int *int_fc = (void *) fc; |
56b43721 | 3485 | int ret = 0; |
44c440bc PP |
3486 | uint64_t clock_class_count; |
3487 | ||
5cd6d0e5 | 3488 | if (!fc) { |
44c440bc PP |
3489 | goto end; |
3490 | } | |
56b43721 | 3491 | |
864cad70 PP |
3492 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3493 | fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
56b43721 PP |
3494 | goto end; |
3495 | } | |
3496 | ||
5cd6d0e5 | 3497 | if (int_fc->mapped_clock_class) { |
44c440bc | 3498 | /* Already mapped */ |
56b43721 PP |
3499 | goto end; |
3500 | } | |
3501 | ||
44c440bc | 3502 | clock_class_count = ctx->ctf_tc->clock_classes->len; |
7bf5af54 PP |
3503 | |
3504 | switch (clock_class_count) { | |
3505 | case 0: | |
3506 | /* | |
44c440bc PP |
3507 | * No clock class exists in the trace at this point. Create an |
3508 | * implicit one at 1 GHz, named `default`, and use this clock | |
3509 | * class. | |
7bf5af54 | 3510 | */ |
0f2d58c9 | 3511 | clock_class_to_map_to = ctf_clock_class_create(); |
44c440bc | 3512 | BT_ASSERT(clock_class_to_map_to); |
0f2d58c9 PP |
3513 | clock_class_to_map_to->frequency = UINT64_C(1000000000); |
3514 | g_string_assign(clock_class_to_map_to->name, "default"); | |
44c440bc PP |
3515 | BT_ASSERT(ret == 0); |
3516 | g_ptr_array_add(ctx->ctf_tc->clock_classes, | |
398454ed | 3517 | clock_class_to_map_to); |
7bf5af54 PP |
3518 | break; |
3519 | case 1: | |
3520 | /* | |
44c440bc PP |
3521 | * Only one clock class exists in the trace at this point: use |
3522 | * this one. | |
7bf5af54 | 3523 | */ |
398454ed | 3524 | clock_class_to_map_to = ctx->ctf_tc->clock_classes->pdata[0]; |
7bf5af54 PP |
3525 | break; |
3526 | default: | |
3527 | /* | |
44c440bc PP |
3528 | * Timestamp field not mapped to a clock class and there's more |
3529 | * than one clock class in the trace: this is an error. | |
7bf5af54 | 3530 | */ |
f7b785ac | 3531 | BT_COMP_LOGE_STR("Timestamp field found with no mapped clock class, " |
7bf5af54 PP |
3532 | "but there's more than one clock class in the trace at this point."); |
3533 | ret = -1; | |
56b43721 PP |
3534 | goto end; |
3535 | } | |
3536 | ||
f6ccaed9 | 3537 | BT_ASSERT(clock_class_to_map_to); |
398454ed | 3538 | int_fc->mapped_clock_class = clock_class_to_map_to; |
56b43721 | 3539 | |
7bf5af54 | 3540 | end: |
7bf5af54 PP |
3541 | return ret; |
3542 | } | |
56b43721 | 3543 | |
7bf5af54 PP |
3544 | static |
3545 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
5cd6d0e5 | 3546 | struct ctf_field_class *root_fc, const char *field_name) |
7bf5af54 PP |
3547 | { |
3548 | int ret = 0; | |
44c440bc | 3549 | uint64_t i, count; |
5cd6d0e5 PP |
3550 | struct ctf_field_class_struct *struct_fc = (void *) root_fc; |
3551 | struct ctf_field_class_variant *var_fc = (void *) root_fc; | |
56b43721 | 3552 | |
5cd6d0e5 | 3553 | if (!root_fc) { |
7bf5af54 PP |
3554 | goto end; |
3555 | } | |
56b43721 | 3556 | |
864cad70 PP |
3557 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && |
3558 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
7bf5af54 PP |
3559 | goto end; |
3560 | } | |
3561 | ||
864cad70 | 3562 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 | 3563 | count = struct_fc->members->len; |
7bf5af54 | 3564 | } else { |
5cd6d0e5 | 3565 | count = var_fc->options->len; |
7bf5af54 PP |
3566 | } |
3567 | ||
7bf5af54 | 3568 | for (i = 0; i < count; i++) { |
5cd6d0e5 | 3569 | struct ctf_named_field_class *named_fc = NULL; |
7bf5af54 | 3570 | |
864cad70 | 3571 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 PP |
3572 | named_fc = ctf_field_class_struct_borrow_member_by_index( |
3573 | struct_fc, i); | |
864cad70 | 3574 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
3575 | named_fc = ctf_field_class_variant_borrow_option_by_index( |
3576 | var_fc, i); | |
7bf5af54 PP |
3577 | } |
3578 | ||
5cd6d0e5 | 3579 | if (strcmp(named_fc->name->str, field_name) == 0) { |
44c440bc | 3580 | ret = auto_map_field_to_trace_clock_class(ctx, |
5cd6d0e5 | 3581 | named_fc->fc); |
7bf5af54 | 3582 | if (ret) { |
f7b785ac | 3583 | BT_COMP_LOGE("Cannot automatically map field to trace's clock class: " |
7bf5af54 | 3584 | "field-name=\"%s\"", field_name); |
7bf5af54 | 3585 | goto end; |
56b43721 PP |
3586 | } |
3587 | } | |
3588 | ||
5cd6d0e5 | 3589 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, |
44c440bc | 3590 | field_name); |
7bf5af54 | 3591 | if (ret) { |
f7b785ac | 3592 | BT_COMP_LOGE("Cannot automatically map structure or variant field class's fields to trace's clock class: " |
7bf5af54 | 3593 | "field-name=\"%s\", root-field-name=\"%s\"", |
5cd6d0e5 | 3594 | field_name, named_fc->name->str); |
7bf5af54 PP |
3595 | goto end; |
3596 | } | |
56b43721 PP |
3597 | } |
3598 | ||
3599 | end: | |
56b43721 PP |
3600 | return ret; |
3601 | } | |
3602 | ||
e98a2d6e PP |
3603 | static |
3604 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc | 3605 | struct ctf_stream_class *stream_class, int *set) |
e98a2d6e PP |
3606 | { |
3607 | int ret = 0; | |
3608 | char *left = NULL; | |
e98a2d6e PP |
3609 | |
3610 | switch (node->type) { | |
3611 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3612 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3613 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3614 | if (ret) { |
f7b785ac | 3615 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3616 | "Cannot add field class found in stream class."); |
e98a2d6e PP |
3617 | goto error; |
3618 | } | |
3619 | break; | |
3620 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3621 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3622 | node->u.field_class_alias.alias); | |
e98a2d6e | 3623 | if (ret) { |
f7b785ac | 3624 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3625 | "Cannot add field class alias found in stream class."); |
e98a2d6e PP |
3626 | goto error; |
3627 | } | |
3628 | break; | |
3629 | case NODE_CTF_EXPRESSION: | |
3630 | { | |
3631 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3632 | if (!left) { | |
f7b785ac | 3633 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3634 | ret = -EINVAL; |
3635 | goto error; | |
3636 | } | |
3637 | ||
2242b43d | 3638 | if (strcmp(left, "id") == 0) { |
e98a2d6e | 3639 | int64_t id; |
e98a2d6e PP |
3640 | |
3641 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
f7b785ac | 3642 | _BT_COMP_LOGE_DUP_ATTR(node, "id", |
28973adf | 3643 | "stream declaration"); |
e98a2d6e PP |
3644 | ret = -EPERM; |
3645 | goto error; | |
3646 | } | |
3647 | ||
0746848c PP |
3648 | ret = get_unary_unsigned(ctx, |
3649 | &node->u.ctf_expression.right, | |
e98a2d6e | 3650 | (uint64_t *) &id); |
44c440bc | 3651 | |
5eae0c3c JG |
3652 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3653 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3654 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3655 | "Unexpected unary expression for stream class's `id` attribute."); |
e98a2d6e PP |
3656 | ret = -EINVAL; |
3657 | goto error; | |
3658 | } | |
3659 | ||
44c440bc PP |
3660 | if (ctf_trace_class_borrow_stream_class_by_id( |
3661 | ctx->ctf_tc, id)) { | |
f7b785ac | 3662 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3663 | "Duplicate stream class (same ID): id=%" PRId64, |
e98a2d6e PP |
3664 | id); |
3665 | ret = -EEXIST; | |
3666 | goto error; | |
3667 | } | |
3668 | ||
44c440bc | 3669 | stream_class->id = id; |
e98a2d6e | 3670 | _SET(set, _STREAM_ID_SET); |
2242b43d | 3671 | } else if (strcmp(left, "event.header") == 0) { |
e98a2d6e | 3672 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { |
f7b785ac | 3673 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3674 | "Duplicate `event.header` entry in stream class."); |
e98a2d6e PP |
3675 | ret = -EPERM; |
3676 | goto error; | |
3677 | } | |
3678 | ||
5cd6d0e5 | 3679 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3680 | _BT_LIST_FIRST_ENTRY( |
3681 | &node->u.ctf_expression.right, | |
3682 | struct ctf_node, siblings), | |
5cd6d0e5 | 3683 | &stream_class->event_header_fc); |
e98a2d6e | 3684 | if (ret) { |
f7b785ac | 3685 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3686 | "Cannot create stream class's event header field class."); |
e98a2d6e PP |
3687 | goto error; |
3688 | } | |
3689 | ||
5cd6d0e5 | 3690 | BT_ASSERT(stream_class->event_header_fc); |
56b43721 | 3691 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3692 | stream_class->event_header_fc, "timestamp"); |
56b43721 | 3693 | if (ret) { |
f7b785ac | 3694 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3695 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); |
56b43721 PP |
3696 | goto error; |
3697 | } | |
e98a2d6e | 3698 | |
e98a2d6e | 3699 | _SET(set, _STREAM_EVENT_HEADER_SET); |
2242b43d | 3700 | } else if (strcmp(left, "event.context") == 0) { |
e98a2d6e | 3701 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { |
f7b785ac | 3702 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3703 | "Duplicate `event.context` entry in stream class."); |
e98a2d6e PP |
3704 | ret = -EPERM; |
3705 | goto error; | |
3706 | } | |
3707 | ||
5cd6d0e5 | 3708 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3709 | _BT_LIST_FIRST_ENTRY( |
3710 | &node->u.ctf_expression.right, | |
3711 | struct ctf_node, siblings), | |
5cd6d0e5 | 3712 | &stream_class->event_common_context_fc); |
e98a2d6e | 3713 | if (ret) { |
f7b785ac | 3714 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3715 | "Cannot create stream class's event context field class."); |
e98a2d6e PP |
3716 | goto error; |
3717 | } | |
3718 | ||
5cd6d0e5 | 3719 | BT_ASSERT(stream_class->event_common_context_fc); |
e98a2d6e | 3720 | _SET(set, _STREAM_EVENT_CONTEXT_SET); |
2242b43d | 3721 | } else if (strcmp(left, "packet.context") == 0) { |
e98a2d6e | 3722 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { |
f7b785ac | 3723 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3724 | "Duplicate `packet.context` entry in stream class."); |
e98a2d6e PP |
3725 | ret = -EPERM; |
3726 | goto error; | |
3727 | } | |
3728 | ||
5cd6d0e5 | 3729 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3730 | _BT_LIST_FIRST_ENTRY( |
3731 | &node->u.ctf_expression.right, | |
3732 | struct ctf_node, siblings), | |
5cd6d0e5 | 3733 | &stream_class->packet_context_fc); |
e98a2d6e | 3734 | if (ret) { |
f7b785ac | 3735 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3736 | "Cannot create stream class's packet context field class."); |
e98a2d6e PP |
3737 | goto error; |
3738 | } | |
3739 | ||
5cd6d0e5 | 3740 | BT_ASSERT(stream_class->packet_context_fc); |
56b43721 | 3741 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3742 | stream_class->packet_context_fc, |
44c440bc | 3743 | "timestamp_begin"); |
7bf5af54 | 3744 | if (ret) { |
f7b785ac | 3745 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3746 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); |
7bf5af54 PP |
3747 | goto error; |
3748 | } | |
3749 | ||
3750 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
5cd6d0e5 | 3751 | stream_class->packet_context_fc, |
44c440bc | 3752 | "timestamp_end"); |
56b43721 | 3753 | if (ret) { |
f7b785ac | 3754 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3755 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
3756 | goto error; |
3757 | } | |
e98a2d6e | 3758 | |
e98a2d6e PP |
3759 | _SET(set, _STREAM_PACKET_CONTEXT_SET); |
3760 | } else { | |
f7b785ac | 3761 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3762 | "Unknown attribute in stream class: " |
08da4f77 | 3763 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3764 | } |
3765 | ||
3766 | g_free(left); | |
3767 | left = NULL; | |
3768 | break; | |
3769 | } | |
3770 | ||
3771 | default: | |
3772 | ret = -EPERM; | |
3773 | goto error; | |
3774 | } | |
3775 | ||
3776 | return 0; | |
3777 | ||
3778 | error: | |
3779 | g_free(left); | |
e98a2d6e PP |
3780 | return ret; |
3781 | } | |
3782 | ||
3783 | static | |
3784 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3785 | { | |
e98a2d6e PP |
3786 | int set = 0; |
3787 | int ret = 0; | |
3788 | struct ctf_node *iter; | |
44c440bc | 3789 | struct ctf_stream_class *stream_class = NULL; |
e98a2d6e PP |
3790 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3791 | ||
3792 | if (node->visited) { | |
3793 | goto end; | |
3794 | } | |
3795 | ||
3796 | node->visited = TRUE; | |
44c440bc PP |
3797 | stream_class = ctf_stream_class_create(); |
3798 | BT_ASSERT(stream_class); | |
3799 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
3800 | |
3801 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3802 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3803 | if (ret) { | |
f7b785ac | 3804 | _BT_COMP_LOGE_NODE(iter, |
28973adf PP |
3805 | "Cannot visit stream class's entry: " |
3806 | "ret=%d", ret); | |
e98a2d6e PP |
3807 | ctx_pop_scope(ctx); |
3808 | goto error; | |
3809 | } | |
3810 | } | |
3811 | ||
3812 | ctx_pop_scope(ctx); | |
3813 | ||
3814 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
44c440bc | 3815 | /* Check that packet header has `stream_id` field */ |
5cd6d0e5 | 3816 | struct ctf_named_field_class *named_fc = NULL; |
e98a2d6e | 3817 | |
5cd6d0e5 | 3818 | if (!ctx->ctf_tc->packet_header_fc) { |
f7b785ac | 3819 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3820 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3821 | "but trace has no packet header field class."); |
e98a2d6e PP |
3822 | goto error; |
3823 | } | |
3824 | ||
5cd6d0e5 PP |
3825 | named_fc = ctf_field_class_struct_borrow_member_by_name( |
3826 | (void *) ctx->ctf_tc->packet_header_fc, "stream_id"); | |
3827 | if (!named_fc) { | |
f7b785ac | 3828 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3829 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3830 | "but trace's packet header field class has no `stream_id` field."); |
e98a2d6e PP |
3831 | goto error; |
3832 | } | |
3833 | ||
864cad70 PP |
3834 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3835 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
f7b785ac | 3836 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3837 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3838 | "but trace's packet header field class's `stream_id` field is not an integer field class."); |
e98a2d6e PP |
3839 | goto error; |
3840 | } | |
e98a2d6e PP |
3841 | } else { |
3842 | /* Allow only _one_ ID-less stream */ | |
44c440bc | 3843 | if (ctx->ctf_tc->stream_classes->len != 0) { |
f7b785ac | 3844 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3845 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); |
e98a2d6e PP |
3846 | ret = -EPERM; |
3847 | goto error; | |
3848 | } | |
3849 | ||
3850 | /* Automatic ID: 0 */ | |
44c440bc | 3851 | stream_class->id = 0; |
e98a2d6e PP |
3852 | } |
3853 | ||
1e649dff PP |
3854 | /* |
3855 | * Make sure that this stream class's ID is currently unique in | |
3856 | * the trace. | |
3857 | */ | |
44c440bc PP |
3858 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, |
3859 | stream_class->id)) { | |
f7b785ac | 3860 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3861 | "Duplicate stream class (same ID): id=%" PRId64, |
44c440bc | 3862 | stream_class->id); |
1e649dff PP |
3863 | ret = -EINVAL; |
3864 | goto error; | |
3865 | } | |
3866 | ||
44c440bc | 3867 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); |
e98a2d6e | 3868 | stream_class = NULL; |
1e649dff | 3869 | goto end; |
e98a2d6e PP |
3870 | |
3871 | error: | |
44c440bc PP |
3872 | ctf_stream_class_destroy(stream_class); |
3873 | stream_class = NULL; | |
e98a2d6e | 3874 | |
1e649dff | 3875 | end: |
e98a2d6e PP |
3876 | return ret; |
3877 | } | |
3878 | ||
3879 | static | |
3880 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3881 | { | |
3882 | int ret = 0; | |
3883 | char *left = NULL; | |
44c440bc | 3884 | uint64_t val; |
e98a2d6e PP |
3885 | |
3886 | switch (node->type) { | |
3887 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3888 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3889 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3890 | if (ret) { |
f7b785ac | 3891 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3892 | "Cannot add field class found in trace (`trace` block)."); |
e98a2d6e PP |
3893 | goto error; |
3894 | } | |
3895 | break; | |
3896 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3897 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3898 | node->u.field_class_alias.alias); | |
e98a2d6e | 3899 | if (ret) { |
f7b785ac | 3900 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3901 | "Cannot add field class alias found in trace (`trace` block)."); |
e98a2d6e PP |
3902 | goto error; |
3903 | } | |
3904 | break; | |
3905 | case NODE_CTF_EXPRESSION: | |
3906 | { | |
3907 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
3908 | if (!left) { | |
f7b785ac | 3909 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3910 | ret = -EINVAL; |
3911 | goto error; | |
3912 | } | |
3913 | ||
2242b43d | 3914 | if (strcmp(left, "major") == 0) { |
e98a2d6e | 3915 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { |
f7b785ac | 3916 | _BT_COMP_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
3917 | ret = -EPERM; |
3918 | goto error; | |
3919 | } | |
3920 | ||
0746848c PP |
3921 | ret = get_unary_unsigned(ctx, |
3922 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3923 | if (ret) { |
f7b785ac | 3924 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3925 | "Unexpected unary expression for trace's `major` attribute."); |
e98a2d6e PP |
3926 | ret = -EINVAL; |
3927 | goto error; | |
3928 | } | |
3929 | ||
44c440bc | 3930 | if (val != 1) { |
f7b785ac | 3931 | _BT_COMP_LOGE_NODE(node, |
44c440bc PP |
3932 | "Invalid trace's `minor` attribute: expecting 1."); |
3933 | goto error; | |
3934 | } | |
3935 | ||
3936 | ctx->ctf_tc->major = val; | |
e98a2d6e | 3937 | _SET(set, _TRACE_MAJOR_SET); |
2242b43d | 3938 | } else if (strcmp(left, "minor") == 0) { |
e98a2d6e | 3939 | if (_IS_SET(set, _TRACE_MINOR_SET)) { |
f7b785ac | 3940 | _BT_COMP_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
3941 | ret = -EPERM; |
3942 | goto error; | |
3943 | } | |
3944 | ||
0746848c PP |
3945 | ret = get_unary_unsigned(ctx, |
3946 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3947 | if (ret) { |
f7b785ac | 3948 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3949 | "Unexpected unary expression for trace's `minor` attribute."); |
e98a2d6e PP |
3950 | ret = -EINVAL; |
3951 | goto error; | |
3952 | } | |
3953 | ||
44c440bc | 3954 | if (val != 8) { |
f7b785ac | 3955 | _BT_COMP_LOGE_NODE(node, |
44c440bc PP |
3956 | "Invalid trace's `minor` attribute: expecting 8."); |
3957 | goto error; | |
3958 | } | |
3959 | ||
3960 | ctx->ctf_tc->minor = val; | |
e98a2d6e | 3961 | _SET(set, _TRACE_MINOR_SET); |
2242b43d | 3962 | } else if (strcmp(left, "uuid") == 0) { |
e98a2d6e | 3963 | if (_IS_SET(set, _TRACE_UUID_SET)) { |
f7b785ac | 3964 | _BT_COMP_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
3965 | ret = -EPERM; |
3966 | goto error; | |
3967 | } | |
3968 | ||
0746848c PP |
3969 | ret = get_unary_uuid(ctx, |
3970 | &node->u.ctf_expression.right, | |
44c440bc | 3971 | ctx->ctf_tc->uuid); |
e98a2d6e | 3972 | if (ret) { |
f7b785ac | 3973 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3974 | "Invalid trace's `uuid` attribute."); |
e98a2d6e PP |
3975 | goto error; |
3976 | } | |
3977 | ||
44c440bc | 3978 | ctx->ctf_tc->is_uuid_set = true; |
e98a2d6e | 3979 | _SET(set, _TRACE_UUID_SET); |
2242b43d | 3980 | } else if (strcmp(left, "byte_order") == 0) { |
44c440bc | 3981 | /* Default byte order is already known at this stage */ |
e98a2d6e | 3982 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { |
f7b785ac | 3983 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 3984 | "trace"); |
e98a2d6e PP |
3985 | ret = -EPERM; |
3986 | goto error; | |
3987 | } | |
3988 | ||
e2bd7d40 | 3989 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); |
e98a2d6e | 3990 | _SET(set, _TRACE_BYTE_ORDER_SET); |
2242b43d | 3991 | } else if (strcmp(left, "packet.header") == 0) { |
e98a2d6e | 3992 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { |
f7b785ac | 3993 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3994 | "Duplicate `packet.header` entry in trace."); |
e98a2d6e PP |
3995 | ret = -EPERM; |
3996 | goto error; | |
3997 | } | |
3998 | ||
5cd6d0e5 | 3999 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
4000 | _BT_LIST_FIRST_ENTRY( |
4001 | &node->u.ctf_expression.right, | |
4002 | struct ctf_node, siblings), | |
5cd6d0e5 | 4003 | &ctx->ctf_tc->packet_header_fc); |
e98a2d6e | 4004 | if (ret) { |
f7b785ac | 4005 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 4006 | "Cannot create trace's packet header field class."); |
e98a2d6e PP |
4007 | goto error; |
4008 | } | |
4009 | ||
5cd6d0e5 | 4010 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); |
e98a2d6e PP |
4011 | _SET(set, _TRACE_PACKET_HEADER_SET); |
4012 | } else { | |
f7b785ac | 4013 | _BT_COMP_LOGW_NODE(node, |
28973adf | 4014 | "Unknown attribute in stream class: " |
08da4f77 | 4015 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
4016 | } |
4017 | ||
4018 | g_free(left); | |
4019 | left = NULL; | |
4020 | break; | |
4021 | } | |
4022 | default: | |
f7b785ac | 4023 | _BT_COMP_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
4024 | ret = -EINVAL; |
4025 | goto error; | |
4026 | } | |
4027 | ||
4028 | return 0; | |
4029 | ||
4030 | error: | |
4031 | g_free(left); | |
e98a2d6e PP |
4032 | return ret; |
4033 | } | |
4034 | ||
4035 | static | |
4036 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
4037 | { | |
4038 | int ret = 0; | |
4039 | int set = 0; | |
4040 | struct ctf_node *iter; | |
4041 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
4042 | ||
4043 | if (node->visited) { | |
4044 | goto end; | |
4045 | } | |
4046 | ||
4047 | node->visited = TRUE; | |
4048 | ||
4049 | if (ctx->is_trace_visited) { | |
f7b785ac | 4050 | _BT_COMP_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
4051 | ret = -EEXIST; |
4052 | goto error; | |
4053 | } | |
4054 | ||
44c440bc | 4055 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
4056 | |
4057 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
4058 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
4059 | if (ret) { | |
f7b785ac | 4060 | _BT_COMP_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
28973adf | 4061 | "ret=%d", ret); |
e98a2d6e PP |
4062 | ctx_pop_scope(ctx); |
4063 | goto error; | |
4064 | } | |
4065 | } | |
4066 | ||
4067 | ctx_pop_scope(ctx); | |
4068 | ||
4069 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
f7b785ac | 4070 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4071 | "Missing `major` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4072 | ret = -EPERM; |
4073 | goto error; | |
4074 | } | |
4075 | ||
4076 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
f7b785ac | 4077 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4078 | "Missing `minor` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4079 | ret = -EPERM; |
4080 | goto error; | |
4081 | } | |
4082 | ||
4083 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4084 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4085 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4086 | ret = -EPERM; |
4087 | goto error; | |
4088 | } | |
4089 | ||
44c440bc | 4090 | ctx->is_trace_visited = true; |
e98a2d6e PP |
4091 | |
4092 | end: | |
4093 | return 0; | |
4094 | ||
4095 | error: | |
4096 | return ret; | |
4097 | } | |
4098 | ||
4099 | static | |
4100 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4101 | { | |
4102 | int ret = 0; | |
4103 | char *left = NULL; | |
4104 | struct ctf_node *entry_node; | |
4105 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4106 | ||
4107 | if (node->visited) { | |
4108 | goto end; | |
4109 | } | |
4110 | ||
4111 | node->visited = TRUE; | |
4112 | ||
4113 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4114 | struct bt_list_head *right_head = | |
4115 | &entry_node->u.ctf_expression.right; | |
4116 | ||
4117 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4118 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4119 | "Wrong expression in environment entry: " |
08da4f77 | 4120 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4121 | ret = -EPERM; |
4122 | goto error; | |
4123 | } | |
4124 | ||
4125 | left = concatenate_unary_strings( | |
4126 | &entry_node->u.ctf_expression.left); | |
4127 | if (!left) { | |
f7b785ac | 4128 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4129 | "Cannot get environment entry's name."); |
e98a2d6e PP |
4130 | ret = -EINVAL; |
4131 | goto error; | |
4132 | } | |
4133 | ||
4134 | if (is_unary_string(right_head)) { | |
4135 | char *right = concatenate_unary_strings(right_head); | |
4136 | ||
4137 | if (!right) { | |
f7b785ac | 4138 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4139 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4140 | "name=\"%s\"", left); |
e98a2d6e PP |
4141 | ret = -EINVAL; |
4142 | goto error; | |
4143 | } | |
4144 | ||
7bf5af54 PP |
4145 | if (strcmp(left, "tracer_name") == 0) { |
4146 | if (strncmp(right, "lttng", 5) == 0) { | |
f7b785ac | 4147 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " |
7bf5af54 PP |
4148 | "tracer-name=\"%s\"", |
4149 | left, right); | |
44c440bc | 4150 | ctx->is_lttng = true; |
f4421ff3 PP |
4151 | } |
4152 | } | |
4153 | ||
44c440bc PP |
4154 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4155 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
4156 | right, 0); | |
e98a2d6e | 4157 | g_free(right); |
e98a2d6e PP |
4158 | } else if (is_unary_unsigned(right_head) || |
4159 | is_unary_signed(right_head)) { | |
4160 | int64_t v; | |
4161 | ||
4162 | if (is_unary_unsigned(right_head)) { | |
0746848c | 4163 | ret = get_unary_unsigned(ctx, right_head, |
e98a2d6e PP |
4164 | (uint64_t *) &v); |
4165 | } else { | |
4166 | ret = get_unary_signed(right_head, &v); | |
4167 | } | |
4168 | if (ret) { | |
f7b785ac | 4169 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4170 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4171 | "name=\"%s\"", left); |
e98a2d6e PP |
4172 | ret = -EINVAL; |
4173 | goto error; | |
4174 | } | |
4175 | ||
44c440bc PP |
4176 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4177 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
4178 | NULL, v); | |
e98a2d6e | 4179 | } else { |
f7b785ac | 4180 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4181 | "Environment entry has unknown type: " |
08da4f77 | 4182 | "name=\"%s\"", left); |
e98a2d6e PP |
4183 | } |
4184 | ||
4185 | g_free(left); | |
4186 | left = NULL; | |
4187 | } | |
4188 | ||
4189 | end: | |
4190 | return 0; | |
4191 | ||
4192 | error: | |
4193 | g_free(left); | |
e98a2d6e PP |
4194 | return ret; |
4195 | } | |
4196 | ||
4197 | static | |
4198 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4199 | { | |
4200 | int ret = 0; | |
4201 | int set = 0; | |
4202 | char *left = NULL; | |
4203 | struct ctf_node *node; | |
4204 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4205 | ||
4206 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4207 | if (node->type == NODE_CTF_EXPRESSION) { | |
4208 | struct ctf_node *right_node; | |
4209 | ||
4210 | left = concatenate_unary_strings( | |
4211 | &node->u.ctf_expression.left); | |
4212 | if (!left) { | |
f7b785ac | 4213 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4214 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
4215 | ret = -EINVAL; |
4216 | goto error; | |
4217 | } | |
4218 | ||
2242b43d | 4219 | if (strcmp(left, "byte_order") == 0) { |
44c440bc | 4220 | enum ctf_byte_order bo; |
e98a2d6e PP |
4221 | |
4222 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4223 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4224 | "trace"); |
e98a2d6e PP |
4225 | ret = -EPERM; |
4226 | goto error; | |
4227 | } | |
4228 | ||
4229 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4230 | right_node = _BT_LIST_FIRST_ENTRY( | |
4231 | &node->u.ctf_expression.right, | |
4232 | struct ctf_node, siblings); | |
0746848c PP |
4233 | bo = byte_order_from_unary_expr(ctx, |
4234 | right_node); | |
e2bd7d40 | 4235 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 4236 | _BT_COMP_LOGE_NODE(node, |
28973adf PP |
4237 | "Invalid `byte_order` attribute in trace (`trace` block): " |
4238 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4239 | ret = -EINVAL; |
4240 | goto error; | |
44c440bc | 4241 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { |
f7b785ac | 4242 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4243 | "Invalid `byte_order` attribute in trace (`trace` block): " |
08da4f77 | 4244 | "cannot be set to `native` here."); |
e98a2d6e PP |
4245 | ret = -EPERM; |
4246 | goto error; | |
4247 | } | |
4248 | ||
44c440bc | 4249 | ctx->ctf_tc->default_byte_order = bo; |
e98a2d6e PP |
4250 | } |
4251 | ||
4252 | g_free(left); | |
4253 | left = NULL; | |
4254 | } | |
4255 | } | |
4256 | ||
4257 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4258 | _BT_COMP_LOGE_NODE(trace_node, |
28973adf | 4259 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4260 | ret = -EINVAL; |
4261 | goto error; | |
4262 | } | |
4263 | ||
4264 | return 0; | |
4265 | ||
4266 | error: | |
4267 | g_free(left); | |
e98a2d6e PP |
4268 | return ret; |
4269 | } | |
4270 | ||
4271 | static | |
4272 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
0f2d58c9 | 4273 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, |
44c440bc | 4274 | uint64_t *offset_cycles) |
e98a2d6e PP |
4275 | { |
4276 | int ret = 0; | |
4277 | char *left = NULL; | |
4278 | ||
4279 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4280 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4281 | "Unexpected node type: node-type=%d", |
4282 | entry_node->type); | |
e98a2d6e PP |
4283 | ret = -EPERM; |
4284 | goto error; | |
4285 | } | |
4286 | ||
4287 | left = concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4288 | if (!left) { | |
f7b785ac | 4289 | _BT_COMP_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4290 | ret = -EINVAL; |
4291 | goto error; | |
4292 | } | |
4293 | ||
2242b43d | 4294 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
4295 | char *right; |
4296 | ||
4297 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4298 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4299 | ret = -EPERM; |
4300 | goto error; | |
4301 | } | |
4302 | ||
4303 | right = concatenate_unary_strings( | |
4304 | &entry_node->u.ctf_expression.right); | |
4305 | if (!right) { | |
f7b785ac | 4306 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4307 | "Unexpected unary expression for clock class's `name` attribute."); |
e98a2d6e PP |
4308 | ret = -EINVAL; |
4309 | goto error; | |
4310 | } | |
4311 | ||
0f2d58c9 | 4312 | g_string_assign(clock->name, right); |
e98a2d6e PP |
4313 | g_free(right); |
4314 | _SET(set, _CLOCK_NAME_SET); | |
2242b43d | 4315 | } else if (strcmp(left, "uuid") == 0) { |
6162e6b7 | 4316 | bt_uuid_t uuid; |
e98a2d6e PP |
4317 | |
4318 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
f7b785ac | 4319 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4320 | ret = -EPERM; |
4321 | goto error; | |
4322 | } | |
4323 | ||
0746848c PP |
4324 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, |
4325 | uuid); | |
e98a2d6e | 4326 | if (ret) { |
f7b785ac | 4327 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4328 | "Invalid clock class's `uuid` attribute."); |
e98a2d6e PP |
4329 | goto error; |
4330 | } | |
4331 | ||
0f2d58c9 | 4332 | clock->has_uuid = true; |
6162e6b7 | 4333 | bt_uuid_copy(clock->uuid, uuid); |
e98a2d6e | 4334 | _SET(set, _CLOCK_UUID_SET); |
2242b43d | 4335 | } else if (strcmp(left, "description") == 0) { |
e98a2d6e PP |
4336 | char *right; |
4337 | ||
4338 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
f7b785ac | 4339 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "description", |
28973adf | 4340 | "clock class"); |
e98a2d6e PP |
4341 | ret = -EPERM; |
4342 | goto error; | |
4343 | } | |
4344 | ||
4345 | right = concatenate_unary_strings( | |
4346 | &entry_node->u.ctf_expression.right); | |
4347 | if (!right) { | |
f7b785ac | 4348 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4349 | "Unexpected unary expression for clock class's `description` attribute."); |
e98a2d6e PP |
4350 | ret = -EINVAL; |
4351 | goto error; | |
4352 | } | |
4353 | ||
0f2d58c9 | 4354 | g_string_assign(clock->description, right); |
e98a2d6e PP |
4355 | g_free(right); |
4356 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
2242b43d | 4357 | } else if (strcmp(left, "freq") == 0) { |
44c440bc | 4358 | uint64_t freq = UINT64_C(-1); |
e98a2d6e PP |
4359 | |
4360 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
f7b785ac | 4361 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4362 | ret = -EPERM; |
4363 | goto error; | |
4364 | } | |
4365 | ||
0746848c | 4366 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4367 | &entry_node->u.ctf_expression.right, &freq); |
4368 | if (ret) { | |
f7b785ac | 4369 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4370 | "Unexpected unary expression for clock class's `freq` attribute."); |
e98a2d6e PP |
4371 | ret = -EINVAL; |
4372 | goto error; | |
4373 | } | |
4374 | ||
44c440bc | 4375 | if (freq == UINT64_C(-1) || freq == 0) { |
f7b785ac | 4376 | _BT_COMP_LOGE_NODE(entry_node, |
239744fc PP |
4377 | "Invalid clock class frequency: freq=%" PRIu64, |
4378 | freq); | |
4379 | ret = -EINVAL; | |
4380 | goto error; | |
4381 | } | |
4382 | ||
0f2d58c9 | 4383 | clock->frequency = freq; |
e98a2d6e | 4384 | _SET(set, _CLOCK_FREQ_SET); |
2242b43d | 4385 | } else if (strcmp(left, "precision") == 0) { |
e98a2d6e PP |
4386 | uint64_t precision; |
4387 | ||
4388 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
f7b785ac | 4389 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "precision", |
28973adf | 4390 | "clock class"); |
e98a2d6e PP |
4391 | ret = -EPERM; |
4392 | goto error; | |
4393 | } | |
4394 | ||
0746848c | 4395 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4396 | &entry_node->u.ctf_expression.right, &precision); |
4397 | if (ret) { | |
f7b785ac | 4398 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4399 | "Unexpected unary expression for clock class's `precision` attribute."); |
e98a2d6e PP |
4400 | ret = -EINVAL; |
4401 | goto error; | |
4402 | } | |
4403 | ||
0f2d58c9 | 4404 | clock->precision = precision; |
e98a2d6e | 4405 | _SET(set, _CLOCK_PRECISION_SET); |
2242b43d | 4406 | } else if (strcmp(left, "offset_s") == 0) { |
e98a2d6e | 4407 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { |
f7b785ac | 4408 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset_s", |
28973adf | 4409 | "clock class"); |
e98a2d6e PP |
4410 | ret = -EPERM; |
4411 | goto error; | |
4412 | } | |
4413 | ||
fb4ac437 | 4414 | ret = get_unary_signed( |
44c440bc | 4415 | &entry_node->u.ctf_expression.right, offset_seconds); |
e98a2d6e | 4416 | if (ret) { |
f7b785ac | 4417 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4418 | "Unexpected unary expression for clock class's `offset_s` attribute."); |
e98a2d6e PP |
4419 | ret = -EINVAL; |
4420 | goto error; | |
4421 | } | |
4422 | ||
e98a2d6e | 4423 | _SET(set, _CLOCK_OFFSET_S_SET); |
2242b43d | 4424 | } else if (strcmp(left, "offset") == 0) { |
e98a2d6e | 4425 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { |
f7b785ac | 4426 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4427 | ret = -EPERM; |
4428 | goto error; | |
4429 | } | |
4430 | ||
0746848c | 4431 | ret = get_unary_unsigned(ctx, |
44c440bc | 4432 | &entry_node->u.ctf_expression.right, offset_cycles); |
e98a2d6e | 4433 | if (ret) { |
f7b785ac | 4434 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4435 | "Unexpected unary expression for clock class's `offset` attribute."); |
e98a2d6e PP |
4436 | ret = -EINVAL; |
4437 | goto error; | |
4438 | } | |
4439 | ||
e98a2d6e | 4440 | _SET(set, _CLOCK_OFFSET_SET); |
2242b43d | 4441 | } else if (strcmp(left, "absolute") == 0) { |
e98a2d6e PP |
4442 | struct ctf_node *right; |
4443 | ||
4444 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
f7b785ac | 4445 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "absolute", |
28973adf | 4446 | "clock class"); |
e98a2d6e PP |
4447 | ret = -EPERM; |
4448 | goto error; | |
4449 | } | |
4450 | ||
4451 | right = _BT_LIST_FIRST_ENTRY( | |
4452 | &entry_node->u.ctf_expression.right, | |
4453 | struct ctf_node, siblings); | |
0746848c | 4454 | ret = get_boolean(ctx, right); |
e98a2d6e | 4455 | if (ret < 0) { |
f7b785ac | 4456 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4457 | "Unexpected unary expression for clock class's `absolute` attribute."); |
e98a2d6e PP |
4458 | ret = -EINVAL; |
4459 | goto error; | |
4460 | } | |
4461 | ||
0f2d58c9 | 4462 | clock->is_absolute = ret; |
e98a2d6e PP |
4463 | _SET(set, _CLOCK_ABSOLUTE_SET); |
4464 | } else { | |
f7b785ac | 4465 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4466 | "Unknown attribute in clock class: attr-name=\"%s\"", |
e98a2d6e PP |
4467 | left); |
4468 | } | |
4469 | ||
4470 | g_free(left); | |
4471 | left = NULL; | |
e98a2d6e PP |
4472 | return 0; |
4473 | ||
4474 | error: | |
4475 | g_free(left); | |
e98a2d6e PP |
4476 | return ret; |
4477 | } | |
4478 | ||
44c440bc PP |
4479 | static inline |
4480 | uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) | |
92540773 | 4481 | { |
44c440bc | 4482 | uint64_t cycles; |
92540773 JD |
4483 | |
4484 | /* 1GHz */ | |
44c440bc | 4485 | if (frequency == UINT64_C(1000000000)) { |
92540773 JD |
4486 | cycles = ns; |
4487 | } else { | |
4488 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4489 | } | |
4490 | ||
4491 | return cycles; | |
4492 | } | |
4493 | ||
4494 | static | |
44c440bc PP |
4495 | void calibrate_clock_class_offsets(int64_t *offset_seconds, |
4496 | uint64_t *offset_cycles, uint64_t freq) | |
4497 | { | |
4498 | if (*offset_cycles >= freq) { | |
4499 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
4500 | ||
4501 | *offset_seconds += (int64_t) s_in_offset_cycles; | |
4502 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4503 | } | |
4504 | } | |
4505 | ||
4506 | static | |
e5be10ef | 4507 | void apply_clock_class_offset(struct ctx *ctx, |
0f2d58c9 | 4508 | struct ctf_clock_class *clock) |
92540773 | 4509 | { |
92540773 | 4510 | uint64_t freq; |
44c440bc PP |
4511 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; |
4512 | uint64_t offset_ns_to_apply; | |
4513 | int64_t cur_offset_s; | |
4514 | uint64_t cur_offset_cycles; | |
92540773 | 4515 | |
44c440bc PP |
4516 | if (ctx->decoder_config.clock_class_offset_s == 0 && |
4517 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
92540773 JD |
4518 | goto end; |
4519 | } | |
4520 | ||
44c440bc PP |
4521 | /* Transfer nanoseconds to seconds as much as possible */ |
4522 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4523 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4524 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4525 | const int64_t extra_s = -abs_extra_s; | |
4526 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4527 | (extra_s * INT64_C(1000000000)); | |
4528 | ||
4529 | BT_ASSERT(offset_ns > 0); | |
4530 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4531 | offset_s_to_apply += extra_s; | |
4532 | } else { | |
4533 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / | |
4534 | INT64_C(1000000000); | |
4535 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4536 | (extra_s * INT64_C(1000000000)); | |
4537 | ||
4538 | BT_ASSERT(offset_ns >= 0); | |
4539 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4540 | offset_s_to_apply += extra_s; | |
92540773 JD |
4541 | } |
4542 | ||
0f2d58c9 PP |
4543 | freq = clock->frequency; |
4544 | cur_offset_s = clock->offset_seconds; | |
4545 | cur_offset_cycles = clock->offset_cycles; | |
44c440bc PP |
4546 | |
4547 | /* Apply offsets */ | |
4548 | cur_offset_s += offset_s_to_apply; | |
4549 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4550 | ||
4551 | /* | |
4552 | * Recalibrate offsets because the part in cycles can be greater | |
4553 | * than the frequency at this point. | |
4554 | */ | |
4555 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4556 | ||
4557 | /* Set final offsets */ | |
0f2d58c9 PP |
4558 | clock->offset_seconds = cur_offset_s; |
4559 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4560 | |
4561 | end: | |
44c440bc | 4562 | return; |
92540773 JD |
4563 | } |
4564 | ||
4565 | static | |
1e649dff | 4566 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4567 | { |
4568 | int ret = 0; | |
4569 | int set = 0; | |
0f2d58c9 | 4570 | struct ctf_clock_class *clock; |
e98a2d6e PP |
4571 | struct ctf_node *entry_node; |
4572 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4573 | const char *clock_class_name; |
44c440bc PP |
4574 | int64_t offset_seconds = 0; |
4575 | uint64_t offset_cycles = 0; | |
4576 | uint64_t freq; | |
e98a2d6e PP |
4577 | |
4578 | if (clock_node->visited) { | |
4579 | return 0; | |
4580 | } | |
4581 | ||
4582 | clock_node->visited = TRUE; | |
f3534905 PP |
4583 | |
4584 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
0f2d58c9 | 4585 | clock = ctf_clock_class_create(); |
e98a2d6e | 4586 | if (!clock) { |
f7b785ac | 4587 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4588 | "Cannot create default clock class."); |
e98a2d6e | 4589 | ret = -ENOMEM; |
44c440bc PP |
4590 | goto end; |
4591 | } | |
4592 | ||
e98a2d6e | 4593 | bt_list_for_each_entry(entry_node, decl_list, siblings) { |
44c440bc PP |
4594 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, |
4595 | &offset_seconds, &offset_cycles); | |
e98a2d6e | 4596 | if (ret) { |
f7b785ac | 4597 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4598 | "Cannot visit clock class's entry: ret=%d", |
4599 | ret); | |
44c440bc | 4600 | goto end; |
e98a2d6e PP |
4601 | } |
4602 | } | |
4603 | ||
4604 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4605 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4606 | "Missing `name` attribute in clock class."); |
e98a2d6e | 4607 | ret = -EPERM; |
44c440bc | 4608 | goto end; |
e98a2d6e PP |
4609 | } |
4610 | ||
0f2d58c9 | 4611 | clock_class_name = clock->name->str; |
f6ccaed9 | 4612 | BT_ASSERT(clock_class_name); |
f4421ff3 PP |
4613 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { |
4614 | /* | |
4615 | * Old versions of LTTng forgot to set its clock class | |
4616 | * as absolute, even if it is. This is important because | |
d6e69534 | 4617 | * it's a condition to be able to sort messages |
f4421ff3 PP |
4618 | * from different sources. |
4619 | */ | |
0f2d58c9 | 4620 | clock->is_absolute = true; |
e98a2d6e PP |
4621 | } |
4622 | ||
44c440bc PP |
4623 | /* |
4624 | * Adjust offsets so that the part in cycles is less than the | |
4625 | * frequency (move to the part in seconds). | |
4626 | */ | |
0f2d58c9 | 4627 | freq = clock->frequency; |
44c440bc | 4628 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); |
0f2d58c9 PP |
4629 | BT_ASSERT(offset_cycles < clock->frequency); |
4630 | clock->offset_seconds = offset_seconds; | |
4631 | clock->offset_cycles = offset_cycles; | |
44c440bc | 4632 | apply_clock_class_offset(ctx, clock); |
398454ed | 4633 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); |
0f2d58c9 | 4634 | clock = NULL; |
e98a2d6e | 4635 | |
44c440bc | 4636 | end: |
0f2d58c9 PP |
4637 | if (clock) { |
4638 | ctf_clock_class_destroy(clock); | |
4639 | } | |
4640 | ||
e98a2d6e PP |
4641 | return ret; |
4642 | } | |
4643 | ||
4644 | static | |
4645 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4646 | { | |
4647 | int ret = 0; | |
4648 | ||
4649 | if (root_decl_node->visited) { | |
4650 | goto end; | |
4651 | } | |
4652 | ||
4653 | root_decl_node->visited = TRUE; | |
4654 | ||
4655 | switch (root_decl_node->type) { | |
4656 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
4657 | ret = visit_field_class_def(ctx, |
4658 | root_decl_node->u.field_class_def.field_class_specifier_list, | |
4659 | &root_decl_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 4660 | if (ret) { |
f7b785ac | 4661 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4662 | "Cannot add field class found in root scope."); |
e98a2d6e PP |
4663 | goto end; |
4664 | } | |
4665 | break; | |
4666 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
4667 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, |
4668 | root_decl_node->u.field_class_alias.alias); | |
e98a2d6e | 4669 | if (ret) { |
f7b785ac | 4670 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4671 | "Cannot add field class alias found in root scope."); |
e98a2d6e PP |
4672 | goto end; |
4673 | } | |
4674 | break; | |
4675 | case NODE_TYPE_SPECIFIER_LIST: | |
4676 | { | |
5cd6d0e5 | 4677 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
4678 | |
4679 | /* | |
5cd6d0e5 | 4680 | * Just add the field class specifier to the root |
e98a2d6e PP |
4681 | * declaration scope. Put local reference. |
4682 | */ | |
5cd6d0e5 | 4683 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); |
e98a2d6e | 4684 | if (ret) { |
f7b785ac | 4685 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4686 | "Cannot visit root scope's field class: " |
28973adf | 4687 | "ret=%d", ret); |
f6ccaed9 | 4688 | BT_ASSERT(!decl); |
e98a2d6e PP |
4689 | goto end; |
4690 | } | |
4691 | ||
5cd6d0e5 | 4692 | ctf_field_class_destroy(decl); |
44c440bc | 4693 | decl = NULL; |
e98a2d6e PP |
4694 | break; |
4695 | } | |
4696 | default: | |
f7b785ac | 4697 | _BT_COMP_LOGE_NODE(root_decl_node, |
28973adf PP |
4698 | "Unexpected node type: node-type=%d", |
4699 | root_decl_node->type); | |
e98a2d6e PP |
4700 | ret = -EPERM; |
4701 | goto end; | |
4702 | } | |
4703 | ||
4704 | end: | |
4705 | return ret; | |
4706 | } | |
4707 | ||
1e649dff | 4708 | BT_HIDDEN |
55314f2a | 4709 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
862ca4ed | 4710 | const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e | 4711 | { |
e98a2d6e | 4712 | struct ctx *ctx = NULL; |
e98a2d6e | 4713 | |
1e649dff | 4714 | /* Create visitor's context */ |
f7b785ac | 4715 | ctx = ctx_create(decoder_config); |
e98a2d6e | 4716 | if (!ctx) { |
9d2c9974 PP |
4717 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
4718 | decoder_config->self_comp, | |
4719 | "Cannot create visitor's context."); | |
e98a2d6e PP |
4720 | goto error; |
4721 | } | |
4722 | ||
1e649dff PP |
4723 | goto end; |
4724 | ||
4725 | error: | |
4726 | ctx_destroy(ctx); | |
4727 | ctx = NULL; | |
4728 | ||
4729 | end: | |
1e649dff PP |
4730 | return (void *) ctx; |
4731 | } | |
4732 | ||
4733 | BT_HIDDEN | |
4734 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4735 | { | |
4736 | ctx_destroy((void *) visitor); | |
4737 | } | |
4738 | ||
4739 | BT_HIDDEN | |
b19ff26f | 4740 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class( |
1e649dff PP |
4741 | struct ctf_visitor_generate_ir *visitor) |
4742 | { | |
4743 | struct ctx *ctx = (void *) visitor; | |
4744 | ||
f6ccaed9 | 4745 | BT_ASSERT(ctx); |
41693723 PP |
4746 | |
4747 | if (ctx->trace_class) { | |
4748 | bt_trace_class_get_ref(ctx->trace_class); | |
4749 | } | |
4750 | ||
862ca4ed | 4751 | return ctx->trace_class; |
1e649dff PP |
4752 | } |
4753 | ||
44c440bc PP |
4754 | BT_HIDDEN |
4755 | struct ctf_trace_class *ctf_visitor_generate_ir_borrow_ctf_trace_class( | |
4756 | struct ctf_visitor_generate_ir *visitor) | |
4757 | { | |
4758 | struct ctx *ctx = (void *) visitor; | |
4759 | ||
4760 | BT_ASSERT(ctx); | |
4761 | BT_ASSERT(ctx->ctf_tc); | |
4762 | return ctx->ctf_tc; | |
4763 | } | |
4764 | ||
1e649dff PP |
4765 | BT_HIDDEN |
4766 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4767 | struct ctf_node *node) | |
4768 | { | |
4769 | int ret = 0; | |
4770 | struct ctx *ctx = (void *) visitor; | |
4771 | ||
f7b785ac | 4772 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4773 | |
e98a2d6e PP |
4774 | switch (node->type) { |
4775 | case NODE_ROOT: | |
4776 | { | |
4777 | struct ctf_node *iter; | |
44c440bc | 4778 | bool got_trace_decl = false; |
e98a2d6e PP |
4779 | |
4780 | /* | |
1e649dff | 4781 | * The first thing we need is the native byte order of |
5cd6d0e5 | 4782 | * the trace block, because early class aliases can have |
1e649dff PP |
4783 | * a `byte_order` attribute set to `native`. If we don't |
4784 | * have the native byte order yet, and we don't have any | |
4785 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4786 | */ |
e2bd7d40 | 4787 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
1e649dff PP |
4788 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
4789 | if (got_trace_decl) { | |
f7b785ac | 4790 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4791 | "Duplicate trace (`trace` block)."); |
1e649dff PP |
4792 | ret = -1; |
4793 | goto end; | |
4794 | } | |
e98a2d6e | 4795 | |
1e649dff PP |
4796 | ret = set_trace_byte_order(ctx, iter); |
4797 | if (ret) { | |
f7b785ac | 4798 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4799 | "Cannot set trace's native byte order: " |
08da4f77 | 4800 | "ret=%d", ret); |
1e649dff PP |
4801 | goto end; |
4802 | } | |
4803 | ||
44c440bc | 4804 | got_trace_decl = true; |
e98a2d6e PP |
4805 | } |
4806 | ||
1e649dff | 4807 | if (!got_trace_decl) { |
f7b785ac | 4808 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
4809 | ret = -EINCOMPLETE; |
4810 | goto end; | |
4811 | } | |
e98a2d6e PP |
4812 | } |
4813 | ||
44c440bc PP |
4814 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || |
4815 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
f6ccaed9 | 4816 | BT_ASSERT(ctx->current_scope && |
5084732e | 4817 | !ctx->current_scope->parent_scope); |
e98a2d6e | 4818 | |
f4421ff3 PP |
4819 | /* Environment */ |
4820 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
4821 | ret = visit_env(ctx, iter); | |
4822 | if (ret) { | |
f7b785ac | 4823 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4824 | "Cannot visit trace's environment (`env` block) entry: " |
08da4f77 | 4825 | "ret=%d", ret); |
f4421ff3 PP |
4826 | goto end; |
4827 | } | |
4828 | } | |
4829 | ||
f6ccaed9 | 4830 | BT_ASSERT(ctx->current_scope && |
5084732e | 4831 | !ctx->current_scope->parent_scope); |
f4421ff3 | 4832 | |
e98a2d6e | 4833 | /* |
f4421ff3 | 4834 | * Visit clock blocks. |
e98a2d6e PP |
4835 | */ |
4836 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 4837 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 4838 | if (ret) { |
f7b785ac | 4839 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4840 | "Cannot visit clock class: ret=%d", |
e98a2d6e | 4841 | ret); |
1e649dff | 4842 | goto end; |
e98a2d6e PP |
4843 | } |
4844 | } | |
4845 | ||
f6ccaed9 | 4846 | BT_ASSERT(ctx->current_scope && |
5084732e | 4847 | !ctx->current_scope->parent_scope); |
1e649dff | 4848 | |
e98a2d6e PP |
4849 | /* |
4850 | * Visit root declarations next, as they can be used by any | |
4851 | * following entity. | |
4852 | */ | |
4853 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
4854 | siblings) { | |
4855 | ret = visit_root_decl(ctx, iter); | |
4856 | if (ret) { | |
f7b785ac | 4857 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4858 | "Cannot visit root entry: ret=%d", |
e98a2d6e | 4859 | ret); |
1e649dff | 4860 | goto end; |
e98a2d6e PP |
4861 | } |
4862 | } | |
4863 | ||
f6ccaed9 | 4864 | BT_ASSERT(ctx->current_scope && |
5084732e | 4865 | !ctx->current_scope->parent_scope); |
1e649dff PP |
4866 | |
4867 | /* Callsite blocks are not supported */ | |
e98a2d6e | 4868 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
f7b785ac | 4869 | _BT_COMP_LOGW_NODE(iter, |
28973adf | 4870 | "\"callsite\" blocks are not supported as of this version."); |
e98a2d6e PP |
4871 | } |
4872 | ||
f6ccaed9 | 4873 | BT_ASSERT(ctx->current_scope && |
5084732e | 4874 | !ctx->current_scope->parent_scope); |
1e649dff | 4875 | |
e98a2d6e PP |
4876 | /* Trace */ |
4877 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4878 | ret = visit_trace_decl(ctx, iter); | |
4879 | if (ret) { | |
f7b785ac | 4880 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4881 | "Cannot visit trace (`trace` block): " |
08da4f77 | 4882 | "ret=%d", ret); |
1e649dff | 4883 | goto end; |
e98a2d6e PP |
4884 | } |
4885 | } | |
4886 | ||
f6ccaed9 | 4887 | BT_ASSERT(ctx->current_scope && |
5084732e | 4888 | !ctx->current_scope->parent_scope); |
1e649dff | 4889 | |
e98a2d6e PP |
4890 | /* Streams */ |
4891 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
4892 | ret = visit_stream_decl(ctx, iter); | |
4893 | if (ret) { | |
f7b785ac | 4894 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4895 | "Cannot visit stream class: ret=%d", |
08da4f77 | 4896 | ret); |
1e649dff | 4897 | goto end; |
e98a2d6e PP |
4898 | } |
4899 | } | |
4900 | ||
f6ccaed9 | 4901 | BT_ASSERT(ctx->current_scope && |
5084732e | 4902 | !ctx->current_scope->parent_scope); |
1e649dff | 4903 | |
e98a2d6e PP |
4904 | /* Events */ |
4905 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
4906 | ret = visit_event_decl(ctx, iter); | |
4907 | if (ret) { | |
f7b785ac | 4908 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4909 | "Cannot visit event class: ret=%d", |
08da4f77 | 4910 | ret); |
1e649dff | 4911 | goto end; |
e98a2d6e PP |
4912 | } |
4913 | } | |
1e649dff | 4914 | |
f6ccaed9 | 4915 | BT_ASSERT(ctx->current_scope && |
5084732e | 4916 | !ctx->current_scope->parent_scope); |
e98a2d6e PP |
4917 | break; |
4918 | } | |
e98a2d6e | 4919 | default: |
f7b785ac | 4920 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4921 | "Unexpected node type: node-type=%d", |
08da4f77 | 4922 | node->type); |
e98a2d6e | 4923 | ret = -EINVAL; |
1e649dff | 4924 | goto end; |
e98a2d6e PP |
4925 | } |
4926 | ||
44c440bc | 4927 | /* Update default clock classes */ |
0746848c | 4928 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, |
f7b785ac | 4929 | &ctx->log_cfg); |
44c440bc PP |
4930 | if (ret) { |
4931 | ret = -EINVAL; | |
4932 | goto end; | |
4933 | } | |
4934 | ||
44c440bc PP |
4935 | /* Update trace class meanings */ |
4936 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4937 | if (ret) { | |
4938 | ret = -EINVAL; | |
4939 | goto end; | |
4940 | } | |
4941 | ||
afd45274 PP |
4942 | /* Update stream class configuration */ |
4943 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4944 | if (ret) { | |
4945 | ret = -EINVAL; | |
4946 | goto end; | |
4947 | } | |
4948 | ||
44c440bc PP |
4949 | /* Update text arrays and sequences */ |
4950 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4951 | if (ret) { | |
4952 | ret = -EINVAL; | |
4953 | goto end; | |
4954 | } | |
4955 | ||
4956 | /* Resolve sequence lengths and variant tags */ | |
f7b785ac | 4957 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4958 | if (ret) { |
4959 | ret = -EINVAL; | |
4960 | goto end; | |
4961 | } | |
4962 | ||
41693723 PP |
4963 | if (ctx->trace_class) { |
4964 | /* | |
4965 | * Update "in IR" for field classes. | |
4966 | * | |
4967 | * If we have no IR trace class, then we'll have no way | |
4968 | * to create IR fields anyway, so we leave all the | |
4969 | * `in_ir` members false. | |
4970 | */ | |
4971 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4972 | if (ret) { | |
4973 | ret = -EINVAL; | |
4974 | goto end; | |
4975 | } | |
44c440bc PP |
4976 | } |
4977 | ||
4978 | /* Update saved value indexes */ | |
4979 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
e98a2d6e | 4980 | if (ret) { |
44c440bc PP |
4981 | ret = -EINVAL; |
4982 | goto end; | |
4983 | } | |
4984 | ||
4985 | /* Validate what we have so far */ | |
f7b785ac | 4986 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4987 | if (ret) { |
4988 | ret = -EINVAL; | |
4989 | goto end; | |
4990 | } | |
4991 | ||
83ebb7f1 PP |
4992 | /* |
4993 | * If there are fields which are not related to the CTF format | |
4994 | * itself in the packet header and in event header field | |
4995 | * classes, warn about it because they are never translated. | |
4996 | */ | |
0746848c | 4997 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, |
f7b785ac | 4998 | &ctx->log_cfg); |
83ebb7f1 | 4999 | |
41693723 PP |
5000 | if (ctx->trace_class) { |
5001 | /* Copy new CTF metadata -> new IR metadata */ | |
f7b785ac | 5002 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, |
7fcdb0a9 | 5003 | ctx->trace_class, ctx->ctf_tc); |
41693723 PP |
5004 | if (ret) { |
5005 | ret = -EINVAL; | |
5006 | goto end; | |
5007 | } | |
e98a2d6e PP |
5008 | } |
5009 | ||
1e649dff | 5010 | end: |
e98a2d6e PP |
5011 | return ret; |
5012 | } |