Commit | Line | Data |
---|---|---|
e98a2d6e | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
e98a2d6e | 3 | * |
0235b0db MJ |
4 | * Copyright 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
5 | * Copyright 2015-2018 Philippe Proulx <philippe.proulx@efficios.com> | |
e98a2d6e | 6 | * |
0235b0db | 7 | * Common Trace Format metadata visitor (generates CTF IR objects). |
e98a2d6e PP |
8 | */ |
9 | ||
f7b785ac PP |
10 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
11 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) | |
350ad6c1 | 12 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" |
d9c39b0a | 13 | #include "logging/comp-logging.h" |
08da4f77 | 14 | |
e98a2d6e PP |
15 | #include <stdio.h> |
16 | #include <unistd.h> | |
17 | #include <string.h> | |
c55a9f58 | 18 | #include <stdbool.h> |
e98a2d6e PP |
19 | #include <stdlib.h> |
20 | #include <ctype.h> | |
578e048b | 21 | #include "common/assert.h" |
e98a2d6e PP |
22 | #include <glib.h> |
23 | #include <inttypes.h> | |
24 | #include <errno.h> | |
578e048b | 25 | #include "common/common.h" |
6162e6b7 | 26 | #include "common/uuid.h" |
578e048b | 27 | #include "compat/endian.h" |
3fadfbc0 | 28 | #include <babeltrace2/babeltrace.h> |
e98a2d6e | 29 | |
0746848c | 30 | #include "logging.h" |
06a626b8 | 31 | #include "scanner.h" |
06a626b8 | 32 | #include "ast.h" |
a2a54545 | 33 | #include "decoder.h" |
44c440bc PP |
34 | #include "ctf-meta.h" |
35 | #include "ctf-meta-visitors.h" | |
e98a2d6e PP |
36 | |
37 | /* Bit value (left shift) */ | |
38 | #define _BV(_val) (1 << (_val)) | |
39 | ||
40 | /* Bit is set in a set of bits */ | |
41 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
42 | ||
43 | /* Set bit in a set of bits */ | |
44 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
45 | ||
44c440bc PP |
46 | /* Try to push scope, or go to the `error` label */ |
47 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ | |
48 | do { \ | |
49 | ret = ctx_push_scope(ctx); \ | |
50 | if (ret) { \ | |
f7b785ac | 51 | BT_COMP_LOGE_STR("Cannot push scope."); \ |
44c440bc PP |
52 | goto error; \ |
53 | } \ | |
54 | } while (0) | |
55 | ||
e98a2d6e PP |
56 | /* Bits for verifying existing attributes in various declarations */ |
57 | enum { | |
58 | _CLOCK_NAME_SET = _BV(0), | |
59 | _CLOCK_UUID_SET = _BV(1), | |
60 | _CLOCK_FREQ_SET = _BV(2), | |
61 | _CLOCK_PRECISION_SET = _BV(3), | |
62 | _CLOCK_OFFSET_S_SET = _BV(4), | |
63 | _CLOCK_OFFSET_SET = _BV(5), | |
64 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
65 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
66 | }; | |
67 | ||
68 | enum { | |
69 | _INTEGER_ALIGN_SET = _BV(0), | |
70 | _INTEGER_SIZE_SET = _BV(1), | |
71 | _INTEGER_BASE_SET = _BV(2), | |
72 | _INTEGER_ENCODING_SET = _BV(3), | |
73 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
74 | _INTEGER_SIGNED_SET = _BV(5), | |
75 | _INTEGER_MAP_SET = _BV(6), | |
76 | }; | |
77 | ||
78 | enum { | |
79 | _FLOAT_ALIGN_SET = _BV(0), | |
80 | _FLOAT_MANT_DIG_SET = _BV(1), | |
81 | _FLOAT_EXP_DIG_SET = _BV(2), | |
82 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
83 | }; | |
84 | ||
85 | enum { | |
86 | _STRING_ENCODING_SET = _BV(0), | |
87 | }; | |
88 | ||
89 | enum { | |
90 | _TRACE_MINOR_SET = _BV(0), | |
91 | _TRACE_MAJOR_SET = _BV(1), | |
92 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
93 | _TRACE_UUID_SET = _BV(3), | |
94 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
95 | }; | |
96 | ||
97 | enum { | |
98 | _STREAM_ID_SET = _BV(0), | |
99 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
100 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
101 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
102 | }; | |
103 | ||
104 | enum { | |
105 | _EVENT_NAME_SET = _BV(0), | |
106 | _EVENT_ID_SET = _BV(1), | |
107 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
108 | _EVENT_STREAM_ID_SET = _BV(3), | |
44c440bc | 109 | _EVENT_LOG_LEVEL_SET = _BV(4), |
e98a2d6e PP |
110 | _EVENT_CONTEXT_SET = _BV(5), |
111 | _EVENT_FIELDS_SET = _BV(6), | |
112 | }; | |
113 | ||
c3c30b08 | 114 | enum loglevel { |
44c440bc PP |
115 | LOG_LEVEL_EMERG = 0, |
116 | LOG_LEVEL_ALERT = 1, | |
117 | LOG_LEVEL_CRIT = 2, | |
118 | LOG_LEVEL_ERR = 3, | |
119 | LOG_LEVEL_WARNING = 4, | |
120 | LOG_LEVEL_NOTICE = 5, | |
121 | LOG_LEVEL_INFO = 6, | |
122 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
123 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
124 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
125 | LOG_LEVEL_DEBUG_MODULE = 10, | |
126 | LOG_LEVEL_DEBUG_UNIT = 11, | |
127 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
128 | LOG_LEVEL_DEBUG_LINE = 13, | |
129 | LOG_LEVEL_DEBUG = 14, | |
c3c30b08 MD |
130 | _NR_LOGLEVELS = 15, |
131 | }; | |
132 | ||
5cd6d0e5 | 133 | /* Prefixes of class aliases */ |
e98a2d6e PP |
134 | #define _PREFIX_ALIAS 'a' |
135 | #define _PREFIX_ENUM 'e' | |
136 | #define _PREFIX_STRUCT 's' | |
137 | #define _PREFIX_VARIANT 'v' | |
138 | ||
139 | /* First entry in a BT list */ | |
5cd6d0e5 PP |
140 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) \ |
141 | bt_list_entry((_ptr)->next, _class, _member) | |
e98a2d6e | 142 | |
f7b785ac PP |
143 | #define _BT_COMP_LOGE_DUP_ATTR(_node, _attr, _entity) \ |
144 | _BT_COMP_LOGE_LINENO((_node)->lineno, \ | |
28973adf PP |
145 | "Duplicate attribute in %s: attr-name=\"%s\"", \ |
146 | _entity, _attr) | |
147 | ||
f7b785ac PP |
148 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) \ |
149 | _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 150 | |
f7b785ac PP |
151 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) \ |
152 | _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 153 | |
ef267d12 PP |
154 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) \ |
155 | _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
156 | |
157 | /* | |
158 | * Declaration scope of a visitor context. This represents a TSDL | |
159 | * lexical scope, so that aliases and named structures, variants, | |
160 | * and enumerations may be registered and looked up hierarchically. | |
161 | */ | |
162 | struct ctx_decl_scope { | |
163 | /* | |
5cd6d0e5 | 164 | * Alias name to field class. |
e98a2d6e | 165 | * |
5cd6d0e5 | 166 | * GQuark -> struct ctf_field_class * (owned by this) |
e98a2d6e PP |
167 | */ |
168 | GHashTable *decl_map; | |
169 | ||
170 | /* Parent scope; NULL if this is the root declaration scope */ | |
171 | struct ctx_decl_scope *parent_scope; | |
172 | }; | |
173 | ||
174 | /* | |
1e649dff | 175 | * Visitor context (private). |
e98a2d6e PP |
176 | */ |
177 | struct ctx { | |
f7b785ac PP |
178 | struct meta_log_config log_cfg; |
179 | ||
862ca4ed | 180 | /* Trace IR trace class being filled (owned by this) */ |
b19ff26f | 181 | bt_trace_class *trace_class; |
e98a2d6e | 182 | |
44c440bc PP |
183 | /* CTF meta trace being filled (owned by this) */ |
184 | struct ctf_trace_class *ctf_tc; | |
185 | ||
186 | /* Current declaration scope (top of the stack) (owned by this) */ | |
e98a2d6e PP |
187 | struct ctx_decl_scope *current_scope; |
188 | ||
44c440bc PP |
189 | /* True if trace declaration is visited */ |
190 | bool is_trace_visited; | |
e98a2d6e | 191 | |
44c440bc | 192 | /* True if this is an LTTng trace */ |
f4421ff3 PP |
193 | bool is_lttng; |
194 | ||
a2a54545 PP |
195 | /* Config passed by the user */ |
196 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
197 | }; |
198 | ||
1e649dff PP |
199 | /* |
200 | * Visitor (public). | |
201 | */ | |
44c440bc | 202 | struct ctf_visitor_generate_ir; |
1e649dff | 203 | |
e98a2d6e PP |
204 | /** |
205 | * Creates a new declaration scope. | |
206 | * | |
207 | * @param par_scope Parent scope (NULL if creating a root scope) | |
208 | * @returns New declaration scope, or NULL on error | |
209 | */ | |
210 | static | |
0746848c PP |
211 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx *ctx, |
212 | struct ctx_decl_scope *par_scope) | |
e98a2d6e PP |
213 | { |
214 | struct ctx_decl_scope *scope; | |
215 | ||
216 | scope = g_new(struct ctx_decl_scope, 1); | |
217 | if (!scope) { | |
f7b785ac | 218 | BT_COMP_LOGE_STR("Failed to allocate one declaration scope."); |
e98a2d6e PP |
219 | goto end; |
220 | } | |
221 | ||
222 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
5cd6d0e5 | 223 | NULL, (GDestroyNotify) ctf_field_class_destroy); |
e98a2d6e PP |
224 | scope->parent_scope = par_scope; |
225 | ||
226 | end: | |
227 | return scope; | |
228 | } | |
229 | ||
230 | /** | |
231 | * Destroys a declaration scope. | |
232 | * | |
233 | * This function does not destroy the parent scope. | |
234 | * | |
235 | * @param scope Scope to destroy | |
236 | */ | |
237 | static | |
238 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
239 | { | |
240 | if (!scope) { | |
241 | goto end; | |
242 | } | |
243 | ||
244 | g_hash_table_destroy(scope->decl_map); | |
245 | g_free(scope); | |
246 | ||
247 | end: | |
248 | return; | |
249 | } | |
250 | ||
251 | /** | |
252 | * Returns the GQuark of a prefixed alias. | |
253 | * | |
254 | * @param prefix Prefix character | |
255 | * @param name Name | |
256 | * @returns Associated GQuark, or 0 on error | |
257 | */ | |
258 | static | |
0746848c | 259 | GQuark get_prefixed_named_quark(struct ctx *ctx, char prefix, const char *name) |
e98a2d6e PP |
260 | { |
261 | GQuark qname = 0; | |
262 | ||
f6ccaed9 | 263 | BT_ASSERT(name); |
e98a2d6e PP |
264 | |
265 | /* Prefix character + original string + '\0' */ | |
266 | char *prname = g_new(char, strlen(name) + 2); | |
267 | if (!prname) { | |
f7b785ac | 268 | BT_COMP_LOGE_STR("Failed to allocate a string."); |
e98a2d6e PP |
269 | goto end; |
270 | } | |
271 | ||
272 | sprintf(prname, "%c%s", prefix, name); | |
273 | qname = g_quark_from_string(prname); | |
274 | g_free(prname); | |
275 | ||
276 | end: | |
277 | return qname; | |
278 | } | |
279 | ||
280 | /** | |
5cd6d0e5 | 281 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
282 | * |
283 | * @param scope Declaration scope | |
284 | * @param prefix Prefix character | |
285 | * @param name Alias name | |
44c440bc PP |
286 | * @param levels Number of levels to dig into (-1 means infinite) |
287 | * @param copy True to return a copy | |
288 | * @returns Declaration (owned by caller if \p copy is true), | |
289 | * or NULL if not found | |
e98a2d6e PP |
290 | */ |
291 | static | |
5cd6d0e5 | 292 | struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias( |
0746848c PP |
293 | struct ctx *ctx, struct ctx_decl_scope *scope, char prefix, |
294 | const char *name, int levels, bool copy) | |
e98a2d6e PP |
295 | { |
296 | GQuark qname = 0; | |
297 | int cur_levels = 0; | |
5cd6d0e5 | 298 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
299 | struct ctx_decl_scope *cur_scope = scope; |
300 | ||
f6ccaed9 PP |
301 | BT_ASSERT(scope); |
302 | BT_ASSERT(name); | |
0746848c | 303 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e | 304 | if (!qname) { |
44c440bc | 305 | goto end; |
e98a2d6e PP |
306 | } |
307 | ||
308 | if (levels < 0) { | |
309 | levels = INT_MAX; | |
310 | } | |
311 | ||
312 | while (cur_scope && cur_levels < levels) { | |
313 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 314 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
315 | if (decl) { |
316 | /* Caller's reference */ | |
44c440bc | 317 | if (copy) { |
5cd6d0e5 | 318 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
319 | BT_ASSERT(decl); |
320 | } | |
321 | ||
322 | goto end; | |
e98a2d6e PP |
323 | } |
324 | ||
325 | cur_scope = cur_scope->parent_scope; | |
326 | cur_levels++; | |
327 | } | |
328 | ||
44c440bc | 329 | end: |
e98a2d6e | 330 | return decl; |
e98a2d6e PP |
331 | } |
332 | ||
333 | /** | |
5cd6d0e5 | 334 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
335 | * |
336 | * @param scope Declaration scope | |
337 | * @param name Alias name | |
44c440bc PP |
338 | * @param levels Number of levels to dig into (-1 means infinite) |
339 | * @param copy True to return a copy | |
340 | * @returns Declaration (owned by caller if \p copy is true), | |
341 | * or NULL if not found | |
e98a2d6e PP |
342 | */ |
343 | static | |
0746848c | 344 | struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctx *ctx, |
44c440bc PP |
345 | struct ctx_decl_scope *scope, const char *name, int levels, |
346 | bool copy) | |
e98a2d6e | 347 | { |
0746848c | 348 | return ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 349 | name, levels, copy); |
e98a2d6e PP |
350 | } |
351 | ||
352 | /** | |
353 | * Looks up an enumeration within a declaration scope. | |
354 | * | |
355 | * @param scope Declaration scope | |
356 | * @param name Enumeration name | |
44c440bc PP |
357 | * @param levels Number of levels to dig into (-1 means infinite) |
358 | * @param copy True to return a copy | |
359 | * @returns Declaration (owned by caller if \p copy is true), | |
360 | * or NULL if not found | |
e98a2d6e PP |
361 | */ |
362 | static | |
0746848c | 363 | struct ctf_field_class_enum *ctx_decl_scope_lookup_enum(struct ctx *ctx, |
44c440bc PP |
364 | struct ctx_decl_scope *scope, const char *name, int levels, |
365 | bool copy) | |
e98a2d6e | 366 | { |
0746848c PP |
367 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
368 | _PREFIX_ENUM, name, levels, copy); | |
e98a2d6e PP |
369 | } |
370 | ||
371 | /** | |
372 | * Looks up a structure within a declaration scope. | |
373 | * | |
374 | * @param scope Declaration scope | |
375 | * @param name Structure name | |
44c440bc PP |
376 | * @param levels Number of levels to dig into (-1 means infinite) |
377 | * @param copy True to return a copy | |
378 | * @returns Declaration (owned by caller if \p copy is true), | |
379 | * or NULL if not found | |
e98a2d6e PP |
380 | */ |
381 | static | |
0746848c | 382 | struct ctf_field_class_struct *ctx_decl_scope_lookup_struct(struct ctx *ctx, |
44c440bc PP |
383 | struct ctx_decl_scope *scope, const char *name, int levels, |
384 | bool copy) | |
e98a2d6e | 385 | { |
0746848c | 386 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 387 | _PREFIX_STRUCT, name, levels, copy); |
e98a2d6e PP |
388 | } |
389 | ||
390 | /** | |
391 | * Looks up a variant within a declaration scope. | |
392 | * | |
393 | * @param scope Declaration scope | |
394 | * @param name Variant name | |
44c440bc PP |
395 | * @param levels Number of levels to dig into (-1 means infinite) |
396 | * @param copy True to return a copy | |
397 | * @returns Declaration (owned by caller if \p copy is true), | |
398 | * or NULL if not found | |
e98a2d6e PP |
399 | */ |
400 | static | |
0746848c | 401 | struct ctf_field_class_variant *ctx_decl_scope_lookup_variant(struct ctx *ctx, |
44c440bc PP |
402 | struct ctx_decl_scope *scope, const char *name, int levels, |
403 | bool copy) | |
e98a2d6e | 404 | { |
0746848c | 405 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 406 | _PREFIX_VARIANT, name, levels, copy); |
e98a2d6e PP |
407 | } |
408 | ||
409 | /** | |
5cd6d0e5 | 410 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
411 | * |
412 | * @param scope Declaration scope | |
413 | * @param prefix Prefix character | |
414 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 415 | * @param decl Field class to register (copied) |
e98a2d6e PP |
416 | * @returns 0 if registration went okay, negative value otherwise |
417 | */ | |
418 | static | |
0746848c PP |
419 | int ctx_decl_scope_register_prefix_alias(struct ctx *ctx, |
420 | struct ctx_decl_scope *scope, char prefix, const char *name, | |
421 | struct ctf_field_class *decl) | |
e98a2d6e PP |
422 | { |
423 | int ret = 0; | |
424 | GQuark qname = 0; | |
e98a2d6e | 425 | |
f6ccaed9 PP |
426 | BT_ASSERT(scope); |
427 | BT_ASSERT(name); | |
428 | BT_ASSERT(decl); | |
0746848c | 429 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e PP |
430 | if (!qname) { |
431 | ret = -ENOMEM; | |
44c440bc | 432 | goto end; |
e98a2d6e PP |
433 | } |
434 | ||
435 | /* Make sure alias does not exist in local scope */ | |
0746848c | 436 | if (ctx_decl_scope_lookup_prefix_alias(ctx, scope, prefix, name, 1, |
44c440bc | 437 | false)) { |
e98a2d6e | 438 | ret = -EEXIST; |
44c440bc | 439 | goto end; |
e98a2d6e PP |
440 | } |
441 | ||
5cd6d0e5 | 442 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
443 | BT_ASSERT(decl); |
444 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 445 | |
44c440bc | 446 | end: |
e98a2d6e PP |
447 | return ret; |
448 | } | |
449 | ||
450 | /** | |
5cd6d0e5 | 451 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
452 | * |
453 | * @param scope Declaration scope | |
454 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 455 | * @param decl Field class to register (copied) |
e98a2d6e PP |
456 | * @returns 0 if registration went okay, negative value otherwise |
457 | */ | |
458 | static | |
0746848c | 459 | int ctx_decl_scope_register_alias(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 460 | const char *name, struct ctf_field_class *decl) |
e98a2d6e | 461 | { |
0746848c | 462 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 463 | name, (void *) decl); |
e98a2d6e PP |
464 | } |
465 | ||
466 | /** | |
467 | * Registers an enumeration declaration within a declaration scope. | |
468 | * | |
469 | * @param scope Declaration scope | |
470 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 471 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
472 | * @returns 0 if registration went okay, negative value otherwise |
473 | */ | |
474 | static | |
0746848c | 475 | int ctx_decl_scope_register_enum(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 476 | const char *name, struct ctf_field_class_enum *decl) |
e98a2d6e | 477 | { |
0746848c | 478 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ENUM, |
44c440bc | 479 | name, (void *) decl); |
e98a2d6e PP |
480 | } |
481 | ||
482 | /** | |
483 | * Registers a structure declaration within a declaration scope. | |
484 | * | |
485 | * @param scope Declaration scope | |
486 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 487 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
488 | * @returns 0 if registration went okay, negative value otherwise |
489 | */ | |
490 | static | |
0746848c PP |
491 | int ctx_decl_scope_register_struct(struct ctx *ctx, |
492 | struct ctx_decl_scope *scope, const char *name, | |
493 | struct ctf_field_class_struct *decl) | |
e98a2d6e | 494 | { |
0746848c | 495 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_STRUCT, |
44c440bc | 496 | name, (void *) decl); |
e98a2d6e PP |
497 | } |
498 | ||
499 | /** | |
500 | * Registers a variant declaration within a declaration scope. | |
501 | * | |
502 | * @param scope Declaration scope | |
503 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 504 | * @param decl Variant field class to register |
e98a2d6e PP |
505 | * @returns 0 if registration went okay, negative value otherwise |
506 | */ | |
507 | static | |
0746848c PP |
508 | int ctx_decl_scope_register_variant(struct ctx *ctx, |
509 | struct ctx_decl_scope *scope, const char *name, | |
510 | struct ctf_field_class_variant *decl) | |
e98a2d6e | 511 | { |
0746848c | 512 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_VARIANT, |
44c440bc | 513 | name, (void *) decl); |
e98a2d6e PP |
514 | } |
515 | ||
91fd6f6a PP |
516 | /** |
517 | * Destroys a visitor context. | |
518 | * | |
519 | * @param ctx Visitor context to destroy | |
520 | */ | |
521 | static | |
522 | void ctx_destroy(struct ctx *ctx) | |
523 | { | |
524 | struct ctx_decl_scope *scope; | |
91fd6f6a PP |
525 | |
526 | if (!ctx) { | |
527 | goto end; | |
528 | } | |
529 | ||
530 | scope = ctx->current_scope; | |
531 | ||
44c440bc PP |
532 | /* |
533 | * Destroy all scopes, from current one to the root scope. | |
534 | */ | |
91fd6f6a PP |
535 | while (scope) { |
536 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
537 | ||
538 | ctx_decl_scope_destroy(scope); | |
539 | scope = parent_scope; | |
540 | } | |
541 | ||
c5b9b441 | 542 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 543 | |
44c440bc PP |
544 | if (ctx->ctf_tc) { |
545 | ctf_trace_class_destroy(ctx->ctf_tc); | |
546 | } | |
547 | ||
91fd6f6a PP |
548 | g_free(ctx); |
549 | ||
550 | end: | |
551 | return; | |
552 | } | |
553 | ||
e98a2d6e PP |
554 | /** |
555 | * Creates a new visitor context. | |
556 | * | |
557 | * @param trace Associated trace | |
e98a2d6e PP |
558 | * @returns New visitor context, or NULL on error |
559 | */ | |
560 | static | |
f7b785ac | 561 | struct ctx *ctx_create(const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e PP |
562 | { |
563 | struct ctx *ctx = NULL; | |
e98a2d6e | 564 | |
f6ccaed9 | 565 | BT_ASSERT(decoder_config); |
a2a54545 | 566 | |
1e649dff | 567 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 568 | if (!ctx) { |
f7b785ac PP |
569 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
570 | decoder_config->self_comp, | |
0746848c | 571 | "Failed to allocate one visitor context."); |
e98a2d6e PP |
572 | goto error; |
573 | } | |
574 | ||
f7b785ac PP |
575 | ctx->log_cfg.log_level = decoder_config->log_level; |
576 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
0746848c | 577 | |
f7b785ac | 578 | if (decoder_config->self_comp) { |
41693723 | 579 | ctx->trace_class = bt_trace_class_create( |
f7b785ac | 580 | decoder_config->self_comp); |
41693723 | 581 | if (!ctx->trace_class) { |
f7b785ac | 582 | BT_COMP_LOGE_STR("Cannot create empty trace class."); |
41693723 PP |
583 | goto error; |
584 | } | |
44c440bc PP |
585 | } |
586 | ||
587 | ctx->ctf_tc = ctf_trace_class_create(); | |
588 | if (!ctx->ctf_tc) { | |
f7b785ac | 589 | BT_COMP_LOGE_STR("Cannot create CTF trace class."); |
e98a2d6e PP |
590 | goto error; |
591 | } | |
592 | ||
44c440bc | 593 | /* Root declaration scope */ |
0746848c | 594 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); |
44c440bc | 595 | if (!ctx->current_scope) { |
f7b785ac | 596 | BT_COMP_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
597 | goto error; |
598 | } | |
599 | ||
a2a54545 | 600 | ctx->decoder_config = *decoder_config; |
44c440bc | 601 | goto end; |
e98a2d6e PP |
602 | |
603 | error: | |
91fd6f6a | 604 | ctx_destroy(ctx); |
44c440bc PP |
605 | ctx = NULL; |
606 | ||
607 | end: | |
608 | return ctx; | |
e98a2d6e PP |
609 | } |
610 | ||
e98a2d6e PP |
611 | /** |
612 | * Pushes a new declaration scope on top of a visitor context's | |
613 | * declaration scope stack. | |
614 | * | |
615 | * @param ctx Visitor context | |
616 | * @returns 0 on success, or a negative value on error | |
617 | */ | |
618 | static | |
619 | int ctx_push_scope(struct ctx *ctx) | |
620 | { | |
621 | int ret = 0; | |
622 | struct ctx_decl_scope *new_scope; | |
623 | ||
f6ccaed9 | 624 | BT_ASSERT(ctx); |
0746848c | 625 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); |
e98a2d6e | 626 | if (!new_scope) { |
f7b785ac | 627 | BT_COMP_LOGE_STR("Cannot create declaration scope."); |
e98a2d6e PP |
628 | ret = -ENOMEM; |
629 | goto end; | |
630 | } | |
631 | ||
632 | ctx->current_scope = new_scope; | |
633 | ||
634 | end: | |
635 | return ret; | |
636 | } | |
637 | ||
638 | static | |
639 | void ctx_pop_scope(struct ctx *ctx) | |
640 | { | |
641 | struct ctx_decl_scope *parent_scope = NULL; | |
642 | ||
f6ccaed9 | 643 | BT_ASSERT(ctx); |
e98a2d6e PP |
644 | |
645 | if (!ctx->current_scope) { | |
646 | goto end; | |
647 | } | |
648 | ||
649 | parent_scope = ctx->current_scope->parent_scope; | |
650 | ctx_decl_scope_destroy(ctx->current_scope); | |
651 | ctx->current_scope = parent_scope; | |
652 | ||
653 | end: | |
654 | return; | |
655 | } | |
656 | ||
657 | static | |
5cd6d0e5 PP |
658 | int visit_field_class_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, |
659 | struct ctf_field_class **decl); | |
e98a2d6e PP |
660 | |
661 | static | |
662 | int is_unary_string(struct bt_list_head *head) | |
663 | { | |
664 | int ret = TRUE; | |
665 | struct ctf_node *node; | |
666 | ||
667 | bt_list_for_each_entry(node, head, siblings) { | |
668 | if (node->type != NODE_UNARY_EXPRESSION) { | |
669 | ret = FALSE; | |
670 | } | |
671 | ||
672 | if (node->u.unary_expression.type != UNARY_STRING) { | |
673 | ret = FALSE; | |
674 | } | |
675 | } | |
676 | ||
677 | return ret; | |
678 | } | |
679 | ||
e98a2d6e PP |
680 | static |
681 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
682 | { | |
683 | int i = 0; | |
684 | struct ctf_node *node; | |
685 | const char *name = NULL; | |
686 | ||
687 | bt_list_for_each_entry(node, head, siblings) { | |
688 | char *src_string; | |
689 | int uexpr_type = node->u.unary_expression.type; | |
690 | int uexpr_link = node->u.unary_expression.link; | |
691 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
692 | uexpr_type != UNARY_STRING || | |
693 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
694 | if (cond) { | |
695 | goto error; | |
696 | } | |
697 | ||
698 | /* Needs to be chained with . */ | |
699 | switch (node->u.unary_expression.link) { | |
700 | case UNARY_DOTLINK: | |
701 | break; | |
702 | case UNARY_ARROWLINK: | |
703 | case UNARY_DOTDOTDOT: | |
704 | goto error; | |
705 | default: | |
706 | break; | |
707 | } | |
708 | ||
709 | src_string = node->u.unary_expression.u.string; | |
710 | ||
711 | switch (i) { | |
712 | case 0: | |
713 | if (strcmp("clock", src_string)) { | |
714 | goto error; | |
715 | } | |
716 | break; | |
717 | case 1: | |
718 | name = src_string; | |
719 | break; | |
720 | case 2: | |
721 | if (strcmp("value", src_string)) { | |
722 | goto error; | |
723 | } | |
724 | break; | |
725 | default: | |
726 | /* Extra identifier, unknown */ | |
727 | goto error; | |
728 | } | |
729 | ||
730 | i++; | |
731 | } | |
732 | ||
733 | return name; | |
734 | ||
735 | error: | |
736 | return NULL; | |
737 | } | |
738 | ||
739 | static | |
740 | int is_unary_unsigned(struct bt_list_head *head) | |
741 | { | |
742 | int ret = TRUE; | |
743 | struct ctf_node *node; | |
744 | ||
745 | bt_list_for_each_entry(node, head, siblings) { | |
746 | if (node->type != NODE_UNARY_EXPRESSION) { | |
747 | ret = FALSE; | |
748 | } | |
749 | ||
750 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
751 | ret = FALSE; | |
752 | } | |
753 | } | |
754 | ||
755 | return ret; | |
756 | } | |
757 | ||
758 | static | |
0746848c PP |
759 | int get_unary_unsigned(struct ctx *ctx, struct bt_list_head *head, |
760 | uint64_t *value) | |
e98a2d6e PP |
761 | { |
762 | int i = 0; | |
763 | int ret = 0; | |
764 | struct ctf_node *node; | |
765 | ||
e22b45d0 PP |
766 | *value = 0; |
767 | ||
d82c602e JG |
768 | if (bt_list_empty(head)) { |
769 | ret = -1; | |
770 | goto end; | |
771 | } | |
772 | ||
e98a2d6e PP |
773 | bt_list_for_each_entry(node, head, siblings) { |
774 | int uexpr_type = node->u.unary_expression.type; | |
775 | int uexpr_link = node->u.unary_expression.link; | |
776 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
777 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
778 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
779 | if (cond) { | |
f7b785ac | 780 | _BT_COMP_LOGE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
781 | ret = -EINVAL; |
782 | goto end; | |
783 | } | |
784 | ||
785 | *value = node->u.unary_expression.u.unsigned_constant; | |
786 | i++; | |
787 | } | |
788 | ||
789 | end: | |
790 | return ret; | |
791 | } | |
792 | ||
793 | static | |
794 | int is_unary_signed(struct bt_list_head *head) | |
795 | { | |
796 | int ret = TRUE; | |
797 | struct ctf_node *node; | |
798 | ||
799 | bt_list_for_each_entry(node, head, siblings) { | |
800 | if (node->type != NODE_UNARY_EXPRESSION) { | |
801 | ret = FALSE; | |
802 | } | |
803 | ||
804 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
805 | ret = FALSE; | |
806 | } | |
807 | } | |
808 | ||
809 | return ret; | |
810 | } | |
811 | ||
812 | static | |
813 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
814 | { | |
815 | int i = 0; | |
816 | int ret = 0; | |
817 | struct ctf_node *node; | |
818 | ||
819 | bt_list_for_each_entry(node, head, siblings) { | |
820 | int uexpr_type = node->u.unary_expression.type; | |
821 | int uexpr_link = node->u.unary_expression.link; | |
822 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
823 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
824 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
825 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
826 | if (cond) { | |
827 | ret = -EINVAL; | |
828 | goto end; | |
829 | } | |
830 | ||
fb4ac437 | 831 | switch (uexpr_type) { |
e98a2d6e PP |
832 | case UNARY_UNSIGNED_CONSTANT: |
833 | *value = (int64_t) | |
834 | node->u.unary_expression.u.unsigned_constant; | |
835 | break; | |
836 | case UNARY_SIGNED_CONSTANT: | |
837 | *value = node->u.unary_expression.u.signed_constant; | |
838 | break; | |
839 | default: | |
840 | ret = -EINVAL; | |
841 | goto end; | |
842 | } | |
843 | ||
844 | i++; | |
845 | } | |
846 | ||
847 | end: | |
848 | return ret; | |
849 | } | |
850 | ||
7c7301d5 | 851 | static |
0746848c | 852 | int get_unary_uuid(struct ctx *ctx, struct bt_list_head *head, |
1a6da3f9 | 853 | bt_uuid_t uuid) |
e98a2d6e | 854 | { |
1a6da3f9 PP |
855 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, |
856 | ctx->log_cfg.self_comp); | |
e98a2d6e PP |
857 | } |
858 | ||
859 | static | |
0746848c | 860 | int get_boolean(struct ctx *ctx, struct ctf_node *unary_expr) |
e98a2d6e PP |
861 | { |
862 | int ret = 0; | |
863 | ||
864 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 865 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 866 | "Expecting unary expression: node-type=%d", |
08da4f77 | 867 | unary_expr->type); |
e98a2d6e PP |
868 | ret = -EINVAL; |
869 | goto end; | |
870 | } | |
871 | ||
872 | switch (unary_expr->u.unary_expression.type) { | |
873 | case UNARY_UNSIGNED_CONSTANT: | |
874 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
875 | break; | |
876 | case UNARY_SIGNED_CONSTANT: | |
877 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
878 | break; | |
879 | case UNARY_STRING: | |
880 | { | |
881 | const char *str = unary_expr->u.unary_expression.u.string; | |
882 | ||
2242b43d | 883 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { |
e98a2d6e | 884 | ret = TRUE; |
2242b43d | 885 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { |
e98a2d6e PP |
886 | ret = FALSE; |
887 | } else { | |
f7b785ac | 888 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 889 | "Unexpected boolean value: value=\"%s\"", str); |
e98a2d6e PP |
890 | ret = -EINVAL; |
891 | goto end; | |
892 | } | |
893 | break; | |
894 | } | |
895 | default: | |
f7b785ac | 896 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 897 | "Unexpected unary expression type: node-type=%d", |
08da4f77 | 898 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
899 | ret = -EINVAL; |
900 | goto end; | |
901 | } | |
902 | ||
903 | end: | |
904 | return ret; | |
905 | } | |
906 | ||
907 | static | |
0746848c PP |
908 | enum ctf_byte_order byte_order_from_unary_expr(struct ctx *ctx, |
909 | struct ctf_node *unary_expr) | |
e98a2d6e PP |
910 | { |
911 | const char *str; | |
e2bd7d40 | 912 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; |
e98a2d6e PP |
913 | |
914 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 915 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 916 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); |
e98a2d6e PP |
917 | goto end; |
918 | } | |
919 | ||
920 | str = unary_expr->u.unary_expression.u.string; | |
921 | ||
2242b43d | 922 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { |
44c440bc | 923 | bo = CTF_BYTE_ORDER_BIG; |
2242b43d | 924 | } else if (strcmp(str, "le") == 0) { |
44c440bc | 925 | bo = CTF_BYTE_ORDER_LITTLE; |
2242b43d | 926 | } else if (strcmp(str, "native") == 0) { |
44c440bc | 927 | bo = CTF_BYTE_ORDER_DEFAULT; |
e98a2d6e | 928 | } else { |
f7b785ac | 929 | _BT_COMP_LOGE_NODE(unary_expr, |
28973adf | 930 | "Unexpected \"byte_order\" attribute value: " |
08da4f77 | 931 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
932 | str); |
933 | goto end; | |
934 | } | |
935 | ||
936 | end: | |
937 | return bo; | |
938 | } | |
939 | ||
940 | static | |
44c440bc PP |
941 | enum ctf_byte_order get_real_byte_order(struct ctx *ctx, |
942 | struct ctf_node *uexpr) | |
e98a2d6e | 943 | { |
0746848c | 944 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 945 | |
44c440bc PP |
946 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
947 | bo = ctx->ctf_tc->default_byte_order; | |
e98a2d6e PP |
948 | } |
949 | ||
950 | return bo; | |
951 | } | |
952 | ||
953 | static | |
954 | int is_align_valid(uint64_t align) | |
955 | { | |
44c440bc | 956 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
957 | } |
958 | ||
959 | static | |
5cd6d0e5 | 960 | int get_class_specifier_name(struct ctx *ctx, struct ctf_node *cls_specifier, |
44c440bc | 961 | GString *str) |
e98a2d6e PP |
962 | { |
963 | int ret = 0; | |
964 | ||
5cd6d0e5 | 965 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { |
f7b785ac | 966 | _BT_COMP_LOGE_NODE(cls_specifier, |
28973adf | 967 | "Unexpected node type: node-type=%d", |
5cd6d0e5 | 968 | cls_specifier->type); |
e98a2d6e PP |
969 | ret = -EINVAL; |
970 | goto end; | |
971 | } | |
972 | ||
5cd6d0e5 | 973 | switch (cls_specifier->u.field_class_specifier.type) { |
e98a2d6e PP |
974 | case TYPESPEC_VOID: |
975 | g_string_append(str, "void"); | |
976 | break; | |
977 | case TYPESPEC_CHAR: | |
978 | g_string_append(str, "char"); | |
979 | break; | |
980 | case TYPESPEC_SHORT: | |
981 | g_string_append(str, "short"); | |
982 | break; | |
983 | case TYPESPEC_INT: | |
984 | g_string_append(str, "int"); | |
985 | break; | |
986 | case TYPESPEC_LONG: | |
987 | g_string_append(str, "long"); | |
988 | break; | |
989 | case TYPESPEC_FLOAT: | |
990 | g_string_append(str, "float"); | |
991 | break; | |
992 | case TYPESPEC_DOUBLE: | |
993 | g_string_append(str, "double"); | |
994 | break; | |
995 | case TYPESPEC_SIGNED: | |
996 | g_string_append(str, "signed"); | |
997 | break; | |
998 | case TYPESPEC_UNSIGNED: | |
999 | g_string_append(str, "unsigned"); | |
1000 | break; | |
1001 | case TYPESPEC_BOOL: | |
1002 | g_string_append(str, "bool"); | |
1003 | break; | |
1004 | case TYPESPEC_COMPLEX: | |
1005 | g_string_append(str, "_Complex"); | |
1006 | break; | |
1007 | case TYPESPEC_IMAGINARY: | |
1008 | g_string_append(str, "_Imaginary"); | |
1009 | break; | |
1010 | case TYPESPEC_CONST: | |
1011 | g_string_append(str, "const"); | |
1012 | break; | |
1013 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 1014 | if (cls_specifier->u.field_class_specifier.id_type) { |
e98a2d6e | 1015 | g_string_append(str, |
5cd6d0e5 | 1016 | cls_specifier->u.field_class_specifier.id_type); |
e98a2d6e PP |
1017 | } |
1018 | break; | |
1019 | case TYPESPEC_STRUCT: | |
1020 | { | |
5cd6d0e5 | 1021 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1022 | |
1023 | if (!node->u._struct.name) { | |
f7b785ac | 1024 | _BT_COMP_LOGE_NODE(node, "Unexpected empty structure field class name."); |
e98a2d6e PP |
1025 | ret = -EINVAL; |
1026 | goto end; | |
1027 | } | |
1028 | ||
1029 | g_string_append(str, "struct "); | |
1030 | g_string_append(str, node->u._struct.name); | |
1031 | break; | |
1032 | } | |
1033 | case TYPESPEC_VARIANT: | |
1034 | { | |
5cd6d0e5 | 1035 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1036 | |
1037 | if (!node->u.variant.name) { | |
f7b785ac | 1038 | _BT_COMP_LOGE_NODE(node, "Unexpected empty variant field class name."); |
e98a2d6e PP |
1039 | ret = -EINVAL; |
1040 | goto end; | |
1041 | } | |
1042 | ||
1043 | g_string_append(str, "variant "); | |
1044 | g_string_append(str, node->u.variant.name); | |
1045 | break; | |
1046 | } | |
1047 | case TYPESPEC_ENUM: | |
1048 | { | |
5cd6d0e5 | 1049 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1050 | |
1051 | if (!node->u._enum.enum_id) { | |
f7b785ac | 1052 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1053 | "Unexpected empty enumeration field class (`enum`) name."); |
e98a2d6e PP |
1054 | ret = -EINVAL; |
1055 | goto end; | |
1056 | } | |
1057 | ||
1058 | g_string_append(str, "enum "); | |
1059 | g_string_append(str, node->u._enum.enum_id); | |
1060 | break; | |
1061 | } | |
1062 | case TYPESPEC_FLOATING_POINT: | |
1063 | case TYPESPEC_INTEGER: | |
1064 | case TYPESPEC_STRING: | |
1065 | default: | |
f7b785ac | 1066 | _BT_COMP_LOGE_NODE(cls_specifier->u.field_class_specifier.node, |
5cd6d0e5 PP |
1067 | "Unexpected field class specifier type: %d", |
1068 | cls_specifier->u.field_class_specifier.type); | |
e98a2d6e PP |
1069 | ret = -EINVAL; |
1070 | goto end; | |
1071 | } | |
1072 | ||
1073 | end: | |
1074 | return ret; | |
1075 | } | |
1076 | ||
1077 | static | |
5cd6d0e5 PP |
1078 | int get_class_specifier_list_name(struct ctx *ctx, |
1079 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1080 | { |
502b0402 | 1081 | int ret = 0; |
e98a2d6e PP |
1082 | struct ctf_node *iter; |
1083 | int alias_item_nr = 0; | |
1084 | struct bt_list_head *head = | |
5cd6d0e5 | 1085 | &cls_specifier_list->u.field_class_specifier_list.head; |
e98a2d6e PP |
1086 | |
1087 | bt_list_for_each_entry(iter, head, siblings) { | |
1088 | if (alias_item_nr != 0) { | |
1089 | g_string_append(str, " "); | |
1090 | } | |
1091 | ||
1092 | alias_item_nr++; | |
5cd6d0e5 | 1093 | ret = get_class_specifier_name(ctx, iter, str); |
e98a2d6e PP |
1094 | if (ret) { |
1095 | goto end; | |
1096 | } | |
1097 | } | |
1098 | ||
1099 | end: | |
1100 | return ret; | |
1101 | } | |
1102 | ||
1103 | static | |
5cd6d0e5 PP |
1104 | GQuark create_class_alias_identifier(struct ctx *ctx, |
1105 | struct ctf_node *cls_specifier_list, | |
1106 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e PP |
1107 | { |
1108 | int ret; | |
1109 | char *str_c; | |
1110 | GString *str; | |
1111 | GQuark qalias = 0; | |
1112 | struct ctf_node *iter; | |
1113 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1114 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e PP |
1115 | |
1116 | str = g_string_new(""); | |
5cd6d0e5 | 1117 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e PP |
1118 | if (ret) { |
1119 | g_string_free(str, TRUE); | |
1120 | goto end; | |
1121 | } | |
1122 | ||
1123 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1124 | g_string_append(str, " *"); | |
1125 | ||
1126 | if (iter->u.pointer.const_qualifier) { | |
1127 | g_string_append(str, " const"); | |
1128 | } | |
1129 | } | |
1130 | ||
1131 | str_c = g_string_free(str, FALSE); | |
1132 | qalias = g_quark_from_string(str_c); | |
1133 | g_free(str_c); | |
1134 | ||
1135 | end: | |
1136 | return qalias; | |
1137 | } | |
1138 | ||
1139 | static | |
5cd6d0e5 PP |
1140 | int visit_field_class_declarator(struct ctx *ctx, |
1141 | struct ctf_node *cls_specifier_list, | |
1142 | GQuark *field_name, struct ctf_node *node_field_class_declarator, | |
1143 | struct ctf_field_class **field_decl, | |
1144 | struct ctf_field_class *nested_decl) | |
e98a2d6e PP |
1145 | { |
1146 | /* | |
1147 | * During this whole function, nested_decl is always OURS, | |
1148 | * whereas field_decl is an output which we create, but | |
1149 | * belongs to the caller (it is moved). | |
1150 | */ | |
e98a2d6e PP |
1151 | int ret = 0; |
1152 | *field_decl = NULL; | |
1153 | ||
5cd6d0e5 PP |
1154 | /* Validate field class declarator node */ |
1155 | if (node_field_class_declarator) { | |
1156 | if (node_field_class_declarator->u.field_class_declarator.type == | |
e98a2d6e | 1157 | TYPEDEC_UNKNOWN) { |
f7b785ac | 1158 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 PP |
1159 | "Unexpected field class declarator type: type=%d", |
1160 | node_field_class_declarator->u.field_class_declarator.type); | |
e98a2d6e PP |
1161 | ret = -EINVAL; |
1162 | goto error; | |
1163 | } | |
1164 | ||
1165 | /* TODO: GCC bitfields not supported yet */ | |
5cd6d0e5 | 1166 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != |
e98a2d6e | 1167 | NULL) { |
f7b785ac | 1168 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1169 | "GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1170 | ret = -EPERM; |
1171 | goto error; | |
1172 | } | |
1173 | } | |
1174 | ||
1175 | /* Find the right nested declaration if not provided */ | |
1176 | if (!nested_decl) { | |
1177 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1178 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e | 1179 | |
5cd6d0e5 | 1180 | if (node_field_class_declarator && !bt_list_empty(pointers)) { |
e98a2d6e | 1181 | GQuark qalias; |
e98a2d6e PP |
1182 | |
1183 | /* | |
1184 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1185 | * be present in the field class aliases (else |
1186 | * fail). | |
e98a2d6e | 1187 | */ |
5cd6d0e5 PP |
1188 | qalias = create_class_alias_identifier(ctx, |
1189 | cls_specifier_list, node_field_class_declarator); | |
e98a2d6e | 1190 | nested_decl = |
0746848c PP |
1191 | ctx_decl_scope_lookup_alias(ctx, |
1192 | ctx->current_scope, | |
44c440bc | 1193 | g_quark_to_string(qalias), -1, true); |
e98a2d6e | 1194 | if (!nested_decl) { |
f7b785ac | 1195 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
5cd6d0e5 | 1196 | "Cannot find class alias: name=\"%s\"", |
e98a2d6e PP |
1197 | g_quark_to_string(qalias)); |
1198 | ret = -EINVAL; | |
1199 | goto error; | |
1200 | } | |
1201 | ||
864cad70 | 1202 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { |
44c440bc | 1203 | /* Pointer: force integer's base to 16 */ |
5cd6d0e5 | 1204 | struct ctf_field_class_int *int_fc = |
44c440bc | 1205 | (void *) nested_decl; |
e98a2d6e | 1206 | |
5cd6d0e5 PP |
1207 | int_fc->disp_base = |
1208 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
e98a2d6e PP |
1209 | } |
1210 | } else { | |
5cd6d0e5 PP |
1211 | ret = visit_field_class_specifier_list(ctx, |
1212 | cls_specifier_list, &nested_decl); | |
e98a2d6e | 1213 | if (ret) { |
f6ccaed9 | 1214 | BT_ASSERT(!nested_decl); |
e98a2d6e PP |
1215 | goto error; |
1216 | } | |
1217 | } | |
1218 | } | |
1219 | ||
f6ccaed9 | 1220 | BT_ASSERT(nested_decl); |
e98a2d6e | 1221 | |
5cd6d0e5 | 1222 | if (!node_field_class_declarator) { |
44c440bc PP |
1223 | *field_decl = nested_decl; |
1224 | nested_decl = NULL; | |
e98a2d6e PP |
1225 | goto end; |
1226 | } | |
1227 | ||
5cd6d0e5 PP |
1228 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { |
1229 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
e98a2d6e | 1230 | const char *id = |
5cd6d0e5 | 1231 | node_field_class_declarator->u.field_class_declarator.u.id; |
e98a2d6e PP |
1232 | |
1233 | *field_name = g_quark_from_string(id); | |
1234 | } else { | |
1235 | *field_name = 0; | |
1236 | } | |
1237 | ||
44c440bc PP |
1238 | *field_decl = nested_decl; |
1239 | nested_decl = NULL; | |
e98a2d6e PP |
1240 | goto end; |
1241 | } else { | |
1242 | struct ctf_node *first; | |
5cd6d0e5 PP |
1243 | struct ctf_field_class *decl = NULL; |
1244 | struct ctf_field_class *outer_field_decl = NULL; | |
e98a2d6e | 1245 | struct bt_list_head *length = |
5cd6d0e5 PP |
1246 | &node_field_class_declarator-> |
1247 | u.field_class_declarator.u.nested.length; | |
e98a2d6e PP |
1248 | |
1249 | /* Create array/sequence, pass nested_decl as child */ | |
1250 | if (bt_list_empty(length)) { | |
f7b785ac | 1251 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1252 | "Expecting length field reference or value."); |
e98a2d6e PP |
1253 | ret = -EINVAL; |
1254 | goto error; | |
1255 | } | |
1256 | ||
1257 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1258 | if (first->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 1259 | _BT_COMP_LOGE_NODE(first, |
28973adf PP |
1260 | "Unexpected node type: node-type=%d", |
1261 | first->type); | |
e98a2d6e PP |
1262 | ret = -EINVAL; |
1263 | goto error; | |
1264 | } | |
1265 | ||
1266 | switch (first->u.unary_expression.type) { | |
1267 | case UNARY_UNSIGNED_CONSTANT: | |
1268 | { | |
5cd6d0e5 | 1269 | struct ctf_field_class_array *array_decl = NULL; |
44c440bc | 1270 | |
5cd6d0e5 | 1271 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1272 | BT_ASSERT(array_decl); |
1273 | array_decl->length = | |
1274 | first->u.unary_expression.u.unsigned_constant; | |
5cd6d0e5 | 1275 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1276 | nested_decl = NULL; |
1277 | decl = (void *) array_decl; | |
e98a2d6e PP |
1278 | break; |
1279 | } | |
1280 | case UNARY_STRING: | |
1281 | { | |
1282 | /* Lookup unsigned integer definition, create seq. */ | |
5cd6d0e5 | 1283 | struct ctf_field_class_sequence *seq_decl = NULL; |
1a6da3f9 | 1284 | char *length_name = ctf_ast_concatenate_unary_strings(length); |
e98a2d6e PP |
1285 | |
1286 | if (!length_name) { | |
f7b785ac | 1287 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
28973adf | 1288 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
1289 | ret = -EINVAL; |
1290 | goto error; | |
1291 | } | |
1292 | ||
44c440bc PP |
1293 | if (strncmp(length_name, "env.", 4) == 0) { |
1294 | /* This is, in fact, an array */ | |
1295 | const char *env_entry_name = &length_name[4]; | |
1296 | struct ctf_trace_class_env_entry *env_entry = | |
1297 | ctf_trace_class_borrow_env_entry_by_name( | |
1298 | ctx->ctf_tc, env_entry_name); | |
5cd6d0e5 | 1299 | struct ctf_field_class_array *array_decl; |
44c440bc PP |
1300 | |
1301 | if (!env_entry) { | |
f7b785ac | 1302 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1303 | "Cannot find environment entry: " |
1304 | "name=\"%s\"", env_entry_name); | |
1305 | ret = -EINVAL; | |
1306 | goto error; | |
1307 | } | |
1308 | ||
1309 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
f7b785ac | 1310 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1311 | "Wrong environment entry type " |
1312 | "(expecting integer): " | |
1313 | "name=\"%s\"", env_entry_name); | |
1314 | ret = -EINVAL; | |
1315 | goto error; | |
1316 | } | |
1317 | ||
1318 | if (env_entry->value.i < 0) { | |
f7b785ac | 1319 | _BT_COMP_LOGE_NODE(node_field_class_declarator, |
44c440bc PP |
1320 | "Invalid, negative array length: " |
1321 | "env-entry-name=\"%s\", " | |
1322 | "value=%" PRId64, | |
1323 | env_entry_name, | |
1324 | env_entry->value.i); | |
1325 | ret = -EINVAL; | |
1326 | goto error; | |
1327 | } | |
1328 | ||
5cd6d0e5 | 1329 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1330 | BT_ASSERT(array_decl); |
1331 | array_decl->length = | |
1332 | (uint64_t) env_entry->value.i; | |
5cd6d0e5 | 1333 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1334 | nested_decl = NULL; |
1335 | decl = (void *) array_decl; | |
1336 | } else { | |
5cd6d0e5 | 1337 | seq_decl = ctf_field_class_sequence_create(); |
44c440bc | 1338 | BT_ASSERT(seq_decl); |
5cd6d0e5 | 1339 | seq_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1340 | nested_decl = NULL; |
1341 | g_string_assign(seq_decl->length_ref, | |
45c51519 | 1342 | length_name); |
44c440bc | 1343 | decl = (void *) seq_decl; |
e98a2d6e PP |
1344 | } |
1345 | ||
44c440bc | 1346 | g_free(length_name); |
e98a2d6e PP |
1347 | break; |
1348 | } | |
1349 | default: | |
1350 | ret = -EINVAL; | |
1351 | goto error; | |
1352 | } | |
1353 | ||
f6ccaed9 PP |
1354 | BT_ASSERT(!nested_decl); |
1355 | BT_ASSERT(decl); | |
1356 | BT_ASSERT(!*field_decl); | |
e98a2d6e PP |
1357 | |
1358 | /* | |
1359 | * At this point, we found the next nested declaration. | |
1360 | * We currently own this (and lost the ownership of | |
1361 | * nested_decl in the meantime). Pass this next | |
1362 | * nested declaration as the content of the outer | |
1363 | * container, MOVING its ownership. | |
1364 | */ | |
5cd6d0e5 | 1365 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e | 1366 | field_name, |
5cd6d0e5 PP |
1367 | node_field_class_declarator-> |
1368 | u.field_class_declarator.u.nested.field_class_declarator, | |
e98a2d6e PP |
1369 | &outer_field_decl, decl); |
1370 | decl = NULL; | |
1371 | if (ret) { | |
f6ccaed9 | 1372 | BT_ASSERT(!outer_field_decl); |
e98a2d6e PP |
1373 | ret = -EINVAL; |
1374 | goto error; | |
1375 | } | |
1376 | ||
f6ccaed9 | 1377 | BT_ASSERT(outer_field_decl); |
44c440bc PP |
1378 | *field_decl = outer_field_decl; |
1379 | outer_field_decl = NULL; | |
e98a2d6e PP |
1380 | } |
1381 | ||
f6ccaed9 | 1382 | BT_ASSERT(*field_decl); |
44c440bc | 1383 | goto end; |
e98a2d6e PP |
1384 | |
1385 | error: | |
5cd6d0e5 | 1386 | ctf_field_class_destroy(*field_decl); |
44c440bc | 1387 | *field_decl = NULL; |
e98a2d6e | 1388 | |
44c440bc PP |
1389 | if (ret >= 0) { |
1390 | ret = -1; | |
1391 | } | |
1392 | ||
1393 | end: | |
5cd6d0e5 | 1394 | ctf_field_class_destroy(nested_decl); |
44c440bc | 1395 | nested_decl = NULL; |
e98a2d6e PP |
1396 | return ret; |
1397 | } | |
1398 | ||
1399 | static | |
1400 | int visit_struct_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1401 | struct ctf_field_class_struct *struct_decl, |
1402 | struct ctf_node *cls_specifier_list, | |
1403 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1404 | { |
1405 | int ret = 0; | |
1406 | struct ctf_node *iter; | |
5cd6d0e5 | 1407 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1408 | |
5cd6d0e5 | 1409 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1410 | field_decl = NULL; |
1411 | GQuark qfield_name; | |
1412 | const char *field_name; | |
e98a2d6e | 1413 | |
5cd6d0e5 | 1414 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1415 | &qfield_name, iter, &field_decl, NULL); |
1416 | if (ret) { | |
f6ccaed9 | 1417 | BT_ASSERT(!field_decl); |
f7b785ac | 1418 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1419 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1420 | goto error; |
1421 | } | |
1422 | ||
f6ccaed9 | 1423 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1424 | field_name = g_quark_to_string(qfield_name); |
1425 | ||
1426 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1427 | if (ctf_field_class_struct_borrow_member_by_name( |
44c440bc | 1428 | struct_decl, field_name)) { |
f7b785ac | 1429 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1430 | "Duplicate field in structure field class: " |
08da4f77 | 1431 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1432 | ret = -EINVAL; |
1433 | goto error; | |
1434 | } | |
1435 | ||
1436 | /* Add field to structure */ | |
5cd6d0e5 | 1437 | ctf_field_class_struct_append_member(struct_decl, |
44c440bc PP |
1438 | field_name, field_decl); |
1439 | field_decl = NULL; | |
e98a2d6e PP |
1440 | } |
1441 | ||
1442 | return 0; | |
1443 | ||
1444 | error: | |
5cd6d0e5 | 1445 | ctf_field_class_destroy(field_decl); |
44c440bc | 1446 | field_decl = NULL; |
e98a2d6e PP |
1447 | return ret; |
1448 | } | |
1449 | ||
1450 | static | |
1451 | int visit_variant_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1452 | struct ctf_field_class_variant *variant_decl, |
1453 | struct ctf_node *cls_specifier_list, | |
1454 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1455 | { |
1456 | int ret = 0; | |
1457 | struct ctf_node *iter; | |
5cd6d0e5 | 1458 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1459 | |
5cd6d0e5 | 1460 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1461 | field_decl = NULL; |
1462 | GQuark qfield_name; | |
1463 | const char *field_name; | |
e98a2d6e | 1464 | |
5cd6d0e5 | 1465 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1466 | &qfield_name, iter, &field_decl, NULL); |
1467 | if (ret) { | |
f6ccaed9 | 1468 | BT_ASSERT(!field_decl); |
f7b785ac | 1469 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1470 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1471 | goto error; |
1472 | } | |
1473 | ||
f6ccaed9 | 1474 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1475 | field_name = g_quark_to_string(qfield_name); |
1476 | ||
1477 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1478 | if (ctf_field_class_variant_borrow_option_by_name( |
44c440bc | 1479 | variant_decl, field_name)) { |
f7b785ac | 1480 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 1481 | "Duplicate field in variant field class: " |
08da4f77 | 1482 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1483 | ret = -EINVAL; |
1484 | goto error; | |
1485 | } | |
1486 | ||
1487 | /* Add field to structure */ | |
5cd6d0e5 | 1488 | ctf_field_class_variant_append_option(variant_decl, |
44c440bc PP |
1489 | field_name, field_decl); |
1490 | field_decl = NULL; | |
e98a2d6e PP |
1491 | } |
1492 | ||
1493 | return 0; | |
1494 | ||
1495 | error: | |
5cd6d0e5 | 1496 | ctf_field_class_destroy(field_decl); |
44c440bc | 1497 | field_decl = NULL; |
e98a2d6e PP |
1498 | return ret; |
1499 | } | |
1500 | ||
1501 | static | |
5cd6d0e5 PP |
1502 | int visit_field_class_def(struct ctx *ctx, struct ctf_node *cls_specifier_list, |
1503 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1504 | { |
1505 | int ret = 0; | |
1506 | GQuark qidentifier; | |
1507 | struct ctf_node *iter; | |
5cd6d0e5 | 1508 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1509 | |
5cd6d0e5 PP |
1510 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
1511 | ret = visit_field_class_declarator(ctx, cls_specifier_list, | |
1512 | &qidentifier, iter, &class_decl, NULL); | |
e98a2d6e | 1513 | if (ret) { |
f7b785ac | 1514 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1515 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1516 | ret = -EINVAL; |
1517 | goto end; | |
1518 | } | |
1519 | ||
5cd6d0e5 | 1520 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1521 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
1522 | struct ctf_field_class_variant *var_fc = |
1523 | (void *) class_decl; | |
44c440bc | 1524 | |
5cd6d0e5 | 1525 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1526 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1527 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1528 | ret = -EPERM; |
1529 | goto end; | |
1530 | } | |
1531 | } | |
1532 | ||
0746848c | 1533 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1534 | g_quark_to_string(qidentifier), class_decl); |
e98a2d6e | 1535 | if (ret) { |
f7b785ac | 1536 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1537 | "Cannot register field class alias: name=\"%s\"", |
e98a2d6e PP |
1538 | g_quark_to_string(qidentifier)); |
1539 | goto end; | |
1540 | } | |
1541 | } | |
1542 | ||
1543 | end: | |
5cd6d0e5 PP |
1544 | ctf_field_class_destroy(class_decl); |
1545 | class_decl = NULL; | |
e98a2d6e PP |
1546 | return ret; |
1547 | } | |
1548 | ||
1549 | static | |
5cd6d0e5 | 1550 | int visit_field_class_alias(struct ctx *ctx, struct ctf_node *target, |
44c440bc | 1551 | struct ctf_node *alias) |
e98a2d6e PP |
1552 | { |
1553 | int ret = 0; | |
1554 | GQuark qalias; | |
1555 | struct ctf_node *node; | |
1556 | GQuark qdummy_field_name; | |
5cd6d0e5 | 1557 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1558 | |
5cd6d0e5 PP |
1559 | /* Create target field class */ |
1560 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
e98a2d6e PP |
1561 | node = NULL; |
1562 | } else { | |
1563 | node = _BT_LIST_FIRST_ENTRY( | |
5cd6d0e5 | 1564 | &target->u.field_class_alias_target.field_class_declarators, |
e98a2d6e PP |
1565 | struct ctf_node, siblings); |
1566 | } | |
1567 | ||
5cd6d0e5 PP |
1568 | ret = visit_field_class_declarator(ctx, |
1569 | target->u.field_class_alias_target.field_class_specifier_list, | |
1570 | &qdummy_field_name, node, &class_decl, NULL); | |
e98a2d6e | 1571 | if (ret) { |
5cd6d0e5 | 1572 | BT_ASSERT(!class_decl); |
f7b785ac | 1573 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1574 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1575 | goto end; |
1576 | } | |
1577 | ||
5cd6d0e5 | 1578 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1579 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 | 1580 | struct ctf_field_class_variant *var_fc = (void *) class_decl; |
44c440bc | 1581 | |
5cd6d0e5 | 1582 | if (var_fc->tag_path.path->len == 0) { |
f7b785ac | 1583 | _BT_COMP_LOGE_NODE(target, |
5cd6d0e5 | 1584 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1585 | ret = -EPERM; |
1586 | goto end; | |
1587 | } | |
1588 | } | |
1589 | ||
1590 | /* | |
1591 | * The semantic validator does not check whether the target is | |
1592 | * abstract or not (if it has an identifier). Check it here. | |
1593 | */ | |
1594 | if (qdummy_field_name != 0) { | |
f7b785ac | 1595 | _BT_COMP_LOGE_NODE(target, |
28973adf | 1596 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1597 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1598 | ret = -EINVAL; |
1599 | goto end; | |
1600 | } | |
1601 | ||
1602 | /* Create alias identifier */ | |
5cd6d0e5 | 1603 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, |
e98a2d6e | 1604 | struct ctf_node, siblings); |
5cd6d0e5 PP |
1605 | qalias = create_class_alias_identifier(ctx, |
1606 | alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0746848c | 1607 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1608 | g_quark_to_string(qalias), class_decl); |
e98a2d6e | 1609 | if (ret) { |
f7b785ac | 1610 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 1611 | "Cannot register class alias: name=\"%s\"", |
e98a2d6e PP |
1612 | g_quark_to_string(qalias)); |
1613 | goto end; | |
1614 | } | |
1615 | ||
1616 | end: | |
5cd6d0e5 PP |
1617 | ctf_field_class_destroy(class_decl); |
1618 | class_decl = NULL; | |
e98a2d6e PP |
1619 | return ret; |
1620 | } | |
1621 | ||
1622 | static | |
1623 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1624 | struct ctf_field_class_struct *struct_decl) |
e98a2d6e PP |
1625 | { |
1626 | int ret = 0; | |
1627 | ||
1628 | switch (entry_node->type) { | |
1629 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1630 | ret = visit_field_class_def(ctx, |
1631 | entry_node->u.field_class_def.field_class_specifier_list, | |
1632 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1633 | if (ret) { |
f7b785ac | 1634 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1635 | "Cannot add field class found in structure field class: ret=%d", |
08da4f77 | 1636 | ret); |
e98a2d6e PP |
1637 | goto end; |
1638 | } | |
1639 | break; | |
1640 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1641 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1642 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1643 | if (ret) { |
f7b785ac | 1644 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1645 | "Cannot add field class alias found in structure field class: ret=%d", |
08da4f77 | 1646 | ret); |
e98a2d6e PP |
1647 | goto end; |
1648 | } | |
1649 | break; | |
1650 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1651 | /* Field */ | |
1652 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1653 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1654 | field_class_specifier_list, |
e98a2d6e | 1655 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1656 | field_class_declarators); |
e98a2d6e PP |
1657 | if (ret) { |
1658 | goto end; | |
1659 | } | |
1660 | break; | |
1661 | default: | |
f7b785ac | 1662 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1663 | "Unexpected node type: node-type=%d", entry_node->type); |
e98a2d6e PP |
1664 | ret = -EINVAL; |
1665 | goto end; | |
1666 | } | |
1667 | ||
1668 | end: | |
1669 | return ret; | |
1670 | } | |
1671 | ||
1672 | static | |
1673 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1674 | struct ctf_field_class_variant *variant_decl) |
e98a2d6e PP |
1675 | { |
1676 | int ret = 0; | |
1677 | ||
1678 | switch (entry_node->type) { | |
1679 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1680 | ret = visit_field_class_def(ctx, |
1681 | entry_node->u.field_class_def.field_class_specifier_list, | |
1682 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1683 | if (ret) { |
f7b785ac | 1684 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1685 | "Cannot add field class found in variant field class: ret=%d", |
08da4f77 | 1686 | ret); |
e98a2d6e PP |
1687 | goto end; |
1688 | } | |
1689 | break; | |
1690 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1691 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1692 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1693 | if (ret) { |
f7b785ac | 1694 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1695 | "Cannot add field class alias found in variant field class: ret=%d", |
08da4f77 | 1696 | ret); |
e98a2d6e PP |
1697 | goto end; |
1698 | } | |
1699 | break; | |
1700 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1701 | /* Field */ | |
1702 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1703 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1704 | field_class_specifier_list, |
e98a2d6e | 1705 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1706 | field_class_declarators); |
e98a2d6e PP |
1707 | if (ret) { |
1708 | goto end; | |
1709 | } | |
1710 | break; | |
1711 | default: | |
f7b785ac | 1712 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 1713 | "Unexpected node type: node-type=%d", |
08da4f77 | 1714 | entry_node->type); |
e98a2d6e PP |
1715 | ret = -EINVAL; |
1716 | goto end; | |
1717 | } | |
1718 | ||
1719 | end: | |
1720 | return ret; | |
1721 | } | |
1722 | ||
1723 | static | |
1724 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
44c440bc PP |
1725 | struct bt_list_head *decl_list, int has_body, |
1726 | struct bt_list_head *min_align, | |
5cd6d0e5 | 1727 | struct ctf_field_class_struct **struct_decl) |
e98a2d6e PP |
1728 | { |
1729 | int ret = 0; | |
1730 | ||
44c440bc | 1731 | BT_ASSERT(struct_decl); |
e98a2d6e PP |
1732 | *struct_decl = NULL; |
1733 | ||
1734 | /* For named struct (without body), lookup in declaration scope */ | |
1735 | if (!has_body) { | |
e98a2d6e | 1736 | if (!name) { |
f7b785ac | 1737 | BT_COMP_LOGE_STR("Bodyless structure field class: missing name."); |
e98a2d6e PP |
1738 | ret = -EPERM; |
1739 | goto error; | |
1740 | } | |
1741 | ||
0746848c | 1742 | *struct_decl = ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, |
44c440bc | 1743 | name, -1, true); |
e98a2d6e | 1744 | if (!*struct_decl) { |
f7b785ac | 1745 | BT_COMP_LOGE("Cannot find structure field class: name=\"struct %s\"", |
08da4f77 | 1746 | name); |
e98a2d6e PP |
1747 | ret = -EINVAL; |
1748 | goto error; | |
1749 | } | |
e98a2d6e PP |
1750 | } else { |
1751 | struct ctf_node *entry_node; | |
1752 | uint64_t min_align_value = 0; | |
1753 | ||
1754 | if (name) { | |
0746848c | 1755 | if (ctx_decl_scope_lookup_struct(ctx, |
44c440bc | 1756 | ctx->current_scope, name, 1, false)) { |
f7b785ac | 1757 | BT_COMP_LOGE("Structure field class already declared in local scope: " |
08da4f77 | 1758 | "name=\"struct %s\"", name); |
e98a2d6e PP |
1759 | ret = -EINVAL; |
1760 | goto error; | |
1761 | } | |
1762 | } | |
1763 | ||
1764 | if (!bt_list_empty(min_align)) { | |
0746848c PP |
1765 | ret = get_unary_unsigned(ctx, min_align, |
1766 | &min_align_value); | |
e98a2d6e | 1767 | if (ret) { |
f7b785ac | 1768 | BT_COMP_LOGE("Unexpected unary expression for structure field class's `align` attribute: " |
08da4f77 | 1769 | "ret=%d", ret); |
e98a2d6e PP |
1770 | goto error; |
1771 | } | |
1772 | } | |
1773 | ||
5cd6d0e5 | 1774 | *struct_decl = ctf_field_class_struct_create(); |
44c440bc | 1775 | BT_ASSERT(*struct_decl); |
e98a2d6e | 1776 | |
539fd01b | 1777 | if (min_align_value != 0) { |
44c440bc | 1778 | (*struct_decl)->base.alignment = min_align_value; |
539fd01b JG |
1779 | } |
1780 | ||
44c440bc | 1781 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
1782 | |
1783 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1784 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1785 | *struct_decl); | |
1786 | if (ret) { | |
f7b785ac | 1787 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1788 | "Cannot visit structure field class entry: " |
28973adf | 1789 | "ret=%d", ret); |
e98a2d6e PP |
1790 | ctx_pop_scope(ctx); |
1791 | goto error; | |
1792 | } | |
1793 | } | |
1794 | ||
1795 | ctx_pop_scope(ctx); | |
1796 | ||
1797 | if (name) { | |
0746848c PP |
1798 | ret = ctx_decl_scope_register_struct(ctx, |
1799 | ctx->current_scope, name, *struct_decl); | |
e98a2d6e | 1800 | if (ret) { |
f7b785ac | 1801 | BT_COMP_LOGE("Cannot register structure field class in declaration scope: " |
08da4f77 | 1802 | "name=\"struct %s\", ret=%d", name, ret); |
e98a2d6e PP |
1803 | goto error; |
1804 | } | |
1805 | } | |
1806 | } | |
1807 | ||
1808 | return 0; | |
1809 | ||
1810 | error: | |
5cd6d0e5 | 1811 | ctf_field_class_destroy((void *) *struct_decl); |
44c440bc | 1812 | *struct_decl = NULL; |
e98a2d6e PP |
1813 | return ret; |
1814 | } | |
1815 | ||
1816 | static | |
1817 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1818 | const char *tag, struct bt_list_head *decl_list, | |
5cd6d0e5 | 1819 | int has_body, struct ctf_field_class_variant **variant_decl) |
e98a2d6e PP |
1820 | { |
1821 | int ret = 0; | |
5cd6d0e5 | 1822 | struct ctf_field_class_variant *untagged_variant_decl = NULL; |
e98a2d6e | 1823 | |
44c440bc | 1824 | BT_ASSERT(variant_decl); |
e98a2d6e PP |
1825 | *variant_decl = NULL; |
1826 | ||
1827 | /* For named variant (without body), lookup in declaration scope */ | |
1828 | if (!has_body) { | |
e98a2d6e | 1829 | if (!name) { |
f7b785ac | 1830 | BT_COMP_LOGE_STR("Bodyless variant field class: missing name."); |
e98a2d6e PP |
1831 | ret = -EPERM; |
1832 | goto error; | |
1833 | } | |
1834 | ||
1835 | untagged_variant_decl = | |
0746848c | 1836 | ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, |
44c440bc | 1837 | name, -1, true); |
e98a2d6e | 1838 | if (!untagged_variant_decl) { |
f7b785ac | 1839 | BT_COMP_LOGE("Cannot find variant field class: name=\"variant %s\"", |
08da4f77 | 1840 | name); |
e98a2d6e PP |
1841 | ret = -EINVAL; |
1842 | goto error; | |
1843 | } | |
e98a2d6e PP |
1844 | } else { |
1845 | struct ctf_node *entry_node; | |
1846 | ||
1847 | if (name) { | |
0746848c PP |
1848 | if (ctx_decl_scope_lookup_variant(ctx, |
1849 | ctx->current_scope, name, 1, false)) { | |
f7b785ac | 1850 | BT_COMP_LOGE("Variant field class already declared in local scope: " |
08da4f77 | 1851 | "name=\"variant %s\"", name); |
e98a2d6e PP |
1852 | ret = -EINVAL; |
1853 | goto error; | |
1854 | } | |
1855 | } | |
1856 | ||
5cd6d0e5 | 1857 | untagged_variant_decl = ctf_field_class_variant_create(); |
44c440bc PP |
1858 | BT_ASSERT(untagged_variant_decl); |
1859 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
1860 | |
1861 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1862 | ret = visit_variant_decl_entry(ctx, entry_node, | |
1863 | untagged_variant_decl); | |
1864 | if (ret) { | |
f7b785ac | 1865 | _BT_COMP_LOGE_NODE(entry_node, |
5cd6d0e5 | 1866 | "Cannot visit variant field class entry: " |
28973adf | 1867 | "ret=%d", ret); |
e98a2d6e PP |
1868 | ctx_pop_scope(ctx); |
1869 | goto error; | |
1870 | } | |
1871 | } | |
1872 | ||
1873 | ctx_pop_scope(ctx); | |
1874 | ||
1875 | if (name) { | |
0746848c | 1876 | ret = ctx_decl_scope_register_variant(ctx, |
e98a2d6e PP |
1877 | ctx->current_scope, name, |
1878 | untagged_variant_decl); | |
1879 | if (ret) { | |
f7b785ac | 1880 | BT_COMP_LOGE("Cannot register variant field class in declaration scope: " |
08da4f77 | 1881 | "name=\"variant %s\", ret=%d", name, ret); |
e98a2d6e PP |
1882 | goto error; |
1883 | } | |
1884 | } | |
1885 | } | |
1886 | ||
1887 | /* | |
1888 | * If tagged, create tagged variant and return; otherwise | |
1889 | * return untagged variant. | |
1890 | */ | |
1891 | if (!tag) { | |
44c440bc PP |
1892 | *variant_decl = untagged_variant_decl; |
1893 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
1894 | } else { |
1895 | /* | |
1896 | * At this point, we have a fresh untagged variant; nobody | |
1897 | * else owns it. Set its tag now. | |
1898 | */ | |
45c51519 | 1899 | g_string_assign(untagged_variant_decl->tag_ref, tag); |
44c440bc PP |
1900 | *variant_decl = untagged_variant_decl; |
1901 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
1902 | } |
1903 | ||
f6ccaed9 PP |
1904 | BT_ASSERT(!untagged_variant_decl); |
1905 | BT_ASSERT(*variant_decl); | |
e98a2d6e PP |
1906 | return 0; |
1907 | ||
1908 | error: | |
5cd6d0e5 | 1909 | ctf_field_class_destroy((void *) untagged_variant_decl); |
44c440bc | 1910 | untagged_variant_decl = NULL; |
5cd6d0e5 | 1911 | ctf_field_class_destroy((void *) *variant_decl); |
44c440bc | 1912 | *variant_decl = NULL; |
e98a2d6e PP |
1913 | return ret; |
1914 | } | |
1915 | ||
44c440bc PP |
1916 | struct uori { |
1917 | bool is_signed; | |
1918 | union { | |
1919 | uint64_t u; | |
1920 | uint64_t i; | |
1921 | } value; | |
1922 | }; | |
1923 | ||
e98a2d6e PP |
1924 | static |
1925 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
5cd6d0e5 | 1926 | struct ctf_field_class_enum *enum_decl, struct uori *last) |
e98a2d6e PP |
1927 | { |
1928 | int ret = 0; | |
1929 | int nr_vals = 0; | |
1930 | struct ctf_node *iter; | |
44c440bc PP |
1931 | struct uori start = { |
1932 | .is_signed = false, | |
1933 | .value.u = 0, | |
1934 | }; | |
1935 | struct uori end = { | |
1936 | .is_signed = false, | |
1937 | .value.u = 0, | |
1938 | }; | |
e98a2d6e PP |
1939 | const char *label = enumerator->u.enumerator.id; |
1940 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1941 | ||
1942 | bt_list_for_each_entry(iter, values, siblings) { | |
44c440bc | 1943 | struct uori *target; |
e98a2d6e PP |
1944 | |
1945 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
f7b785ac | 1946 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1947 | "Wrong expression for enumeration field class label: " |
08da4f77 | 1948 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
1949 | label); |
1950 | ret = -EINVAL; | |
1951 | goto error; | |
1952 | } | |
1953 | ||
1954 | if (nr_vals == 0) { | |
1955 | target = &start; | |
1956 | } else { | |
1957 | target = &end; | |
1958 | } | |
1959 | ||
1960 | switch (iter->u.unary_expression.type) { | |
1961 | case UNARY_SIGNED_CONSTANT: | |
44c440bc PP |
1962 | target->is_signed = true; |
1963 | target->value.i = | |
1964 | iter->u.unary_expression.u.signed_constant; | |
e98a2d6e PP |
1965 | break; |
1966 | case UNARY_UNSIGNED_CONSTANT: | |
44c440bc PP |
1967 | target->is_signed = false; |
1968 | target->value.u = | |
e98a2d6e PP |
1969 | iter->u.unary_expression.u.unsigned_constant; |
1970 | break; | |
1971 | default: | |
f7b785ac | 1972 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1973 | "Invalid enumeration field class entry: " |
08da4f77 PP |
1974 | "expecting constant signed or unsigned integer: " |
1975 | "node-type=%d, label=\"%s\"", | |
1976 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
1977 | ret = -EINVAL; |
1978 | goto error; | |
1979 | } | |
1980 | ||
1981 | if (nr_vals > 1) { | |
f7b785ac | 1982 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 1983 | "Invalid enumeration field class entry: label=\"%s\"", |
e98a2d6e PP |
1984 | label); |
1985 | ret = -EINVAL; | |
1986 | goto error; | |
1987 | } | |
1988 | ||
1989 | nr_vals++; | |
1990 | } | |
1991 | ||
1992 | if (nr_vals == 0) { | |
1993 | start = *last; | |
1994 | } | |
1995 | ||
1996 | if (nr_vals <= 1) { | |
1997 | end = start; | |
1998 | } | |
1999 | ||
44c440bc PP |
2000 | if (end.is_signed) { |
2001 | last->value.i = end.value.i + 1; | |
2002 | } else { | |
2003 | last->value.u = end.value.u + 1; | |
2004 | } | |
e98a2d6e | 2005 | |
45c51519 | 2006 | ctf_field_class_enum_map_range(enum_decl, label, |
44c440bc | 2007 | start.value.u, end.value.u); |
e98a2d6e PP |
2008 | return 0; |
2009 | ||
2010 | error: | |
2011 | return ret; | |
2012 | } | |
2013 | ||
2014 | static | |
2015 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
5cd6d0e5 | 2016 | struct ctf_node *container_cls, |
44c440bc | 2017 | struct bt_list_head *enumerator_list, |
5cd6d0e5 | 2018 | int has_body, struct ctf_field_class_enum **enum_decl) |
e98a2d6e PP |
2019 | { |
2020 | int ret = 0; | |
2021 | GQuark qdummy_id; | |
5cd6d0e5 | 2022 | struct ctf_field_class_int *integer_decl = NULL; |
e98a2d6e | 2023 | |
44c440bc | 2024 | BT_ASSERT(enum_decl); |
e98a2d6e PP |
2025 | *enum_decl = NULL; |
2026 | ||
2027 | /* For named enum (without body), lookup in declaration scope */ | |
2028 | if (!has_body) { | |
e98a2d6e | 2029 | if (!name) { |
f7b785ac | 2030 | BT_COMP_LOGE_STR("Bodyless enumeration field class: missing name."); |
e98a2d6e PP |
2031 | ret = -EPERM; |
2032 | goto error; | |
2033 | } | |
2034 | ||
0746848c | 2035 | *enum_decl = ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2036 | name, -1, true); |
e98a2d6e | 2037 | if (!*enum_decl) { |
f7b785ac | 2038 | BT_COMP_LOGE("Cannot find enumeration field class: " |
08da4f77 | 2039 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2040 | ret = -EINVAL; |
2041 | goto error; | |
2042 | } | |
e98a2d6e PP |
2043 | } else { |
2044 | struct ctf_node *iter; | |
44c440bc PP |
2045 | struct uori last_value = { |
2046 | .is_signed = false, | |
2047 | .value.u = 0, | |
2048 | }; | |
e98a2d6e PP |
2049 | |
2050 | if (name) { | |
0746848c | 2051 | if (ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2052 | name, 1, false)) { |
f7b785ac | 2053 | BT_COMP_LOGE("Enumeration field class already declared in local scope: " |
08da4f77 | 2054 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2055 | ret = -EINVAL; |
2056 | goto error; | |
2057 | } | |
2058 | } | |
2059 | ||
5cd6d0e5 | 2060 | if (!container_cls) { |
0746848c | 2061 | integer_decl = (void *) ctx_decl_scope_lookup_alias(ctx, |
44c440bc | 2062 | ctx->current_scope, "int", -1, true); |
e98a2d6e | 2063 | if (!integer_decl) { |
f7b785ac | 2064 | BT_COMP_LOGE_STR("Cannot find implicit `int` field class alias for enumeration field class."); |
e98a2d6e PP |
2065 | ret = -EINVAL; |
2066 | goto error; | |
2067 | } | |
2068 | } else { | |
5cd6d0e5 | 2069 | ret = visit_field_class_declarator(ctx, container_cls, |
44c440bc PP |
2070 | &qdummy_id, NULL, (void *) &integer_decl, |
2071 | NULL); | |
e98a2d6e | 2072 | if (ret) { |
f6ccaed9 | 2073 | BT_ASSERT(!integer_decl); |
e98a2d6e PP |
2074 | ret = -EINVAL; |
2075 | goto error; | |
2076 | } | |
2077 | } | |
2078 | ||
f6ccaed9 | 2079 | BT_ASSERT(integer_decl); |
e98a2d6e | 2080 | |
864cad70 | 2081 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { |
f7b785ac | 2082 | BT_COMP_LOGE("Container field class for enumeration field class is not an integer field class: " |
864cad70 | 2083 | "fc-type=%d", integer_decl->base.base.type); |
e98a2d6e PP |
2084 | ret = -EINVAL; |
2085 | goto error; | |
2086 | } | |
2087 | ||
5cd6d0e5 | 2088 | *enum_decl = ctf_field_class_enum_create(); |
44c440bc PP |
2089 | BT_ASSERT(*enum_decl); |
2090 | (*enum_decl)->base.base.base.alignment = | |
2091 | integer_decl->base.base.alignment; | |
5cd6d0e5 | 2092 | ctf_field_class_int_copy_content((void *) *enum_decl, |
44c440bc PP |
2093 | (void *) integer_decl); |
2094 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
e98a2d6e PP |
2095 | |
2096 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2097 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
44c440bc | 2098 | &last_value); |
e98a2d6e | 2099 | if (ret) { |
f7b785ac | 2100 | _BT_COMP_LOGE_NODE(iter, |
5cd6d0e5 | 2101 | "Cannot visit enumeration field class entry: " |
28973adf | 2102 | "ret=%d", ret); |
e98a2d6e PP |
2103 | goto error; |
2104 | } | |
2105 | } | |
2106 | ||
2107 | if (name) { | |
0746848c PP |
2108 | ret = ctx_decl_scope_register_enum(ctx, |
2109 | ctx->current_scope, name, *enum_decl); | |
e98a2d6e | 2110 | if (ret) { |
f7b785ac | 2111 | BT_COMP_LOGE("Cannot register enumeration field class in declaration scope: " |
28973adf | 2112 | "ret=%d", ret); |
e98a2d6e PP |
2113 | goto error; |
2114 | } | |
2115 | } | |
2116 | } | |
2117 | ||
44c440bc | 2118 | goto end; |
e98a2d6e PP |
2119 | |
2120 | error: | |
5cd6d0e5 | 2121 | ctf_field_class_destroy((void *) *enum_decl); |
44c440bc | 2122 | *enum_decl = NULL; |
e98a2d6e | 2123 | |
44c440bc | 2124 | end: |
5cd6d0e5 | 2125 | ctf_field_class_destroy((void *) integer_decl); |
44c440bc | 2126 | integer_decl = NULL; |
e98a2d6e PP |
2127 | return ret; |
2128 | } | |
2129 | ||
2130 | static | |
5cd6d0e5 PP |
2131 | int visit_field_class_specifier(struct ctx *ctx, |
2132 | struct ctf_node *cls_specifier_list, | |
2133 | struct ctf_field_class **decl) | |
e98a2d6e PP |
2134 | { |
2135 | int ret = 0; | |
2136 | GString *str = NULL; | |
e98a2d6e PP |
2137 | |
2138 | *decl = NULL; | |
2139 | str = g_string_new(""); | |
5cd6d0e5 | 2140 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e | 2141 | if (ret) { |
f7b785ac | 2142 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2143 | "Cannot get field class specifier list's name: ret=%d", ret); |
e98a2d6e PP |
2144 | goto error; |
2145 | } | |
2146 | ||
0746848c PP |
2147 | *decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, str->str, |
2148 | -1, true); | |
e98a2d6e | 2149 | if (!*decl) { |
f7b785ac | 2150 | _BT_COMP_LOGE_NODE(cls_specifier_list, |
5cd6d0e5 | 2151 | "Cannot find field class alias: name=\"%s\"", str->str); |
e98a2d6e PP |
2152 | ret = -EINVAL; |
2153 | goto error; | |
2154 | } | |
2155 | ||
44c440bc | 2156 | goto end; |
e98a2d6e PP |
2157 | |
2158 | error: | |
5cd6d0e5 | 2159 | ctf_field_class_destroy(*decl); |
44c440bc PP |
2160 | *decl = NULL; |
2161 | ||
2162 | end: | |
e98a2d6e | 2163 | if (str) { |
44c440bc | 2164 | g_string_free(str, TRUE); |
e98a2d6e PP |
2165 | } |
2166 | ||
e98a2d6e PP |
2167 | return ret; |
2168 | } | |
2169 | ||
2170 | static | |
2171 | int visit_integer_decl(struct ctx *ctx, | |
44c440bc | 2172 | struct bt_list_head *expressions, |
5cd6d0e5 | 2173 | struct ctf_field_class_int **integer_decl) |
e98a2d6e PP |
2174 | { |
2175 | int set = 0; | |
2176 | int ret = 0; | |
44c440bc | 2177 | int signedness = 0; |
e98a2d6e PP |
2178 | struct ctf_node *expression; |
2179 | uint64_t alignment = 0, size = 0; | |
0f2d58c9 | 2180 | struct ctf_clock_class *mapped_clock_class = NULL; |
44c440bc | 2181 | enum ctf_encoding encoding = CTF_ENCODING_NONE; |
4cdfc5e8 | 2182 | bt_field_class_integer_preferred_display_base base = |
5cd6d0e5 | 2183 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
44c440bc | 2184 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2185 | |
2186 | *integer_decl = NULL; | |
2187 | ||
2188 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2189 | struct ctf_node *left, *right; | |
2190 | ||
2191 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2192 | struct ctf_node, siblings); | |
2193 | right = _BT_LIST_FIRST_ENTRY( | |
2194 | &expression->u.ctf_expression.right, struct ctf_node, | |
2195 | siblings); | |
2196 | ||
2197 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2198 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2199 | "Unexpected unary expression type: type=%d", |
2200 | left->u.unary_expression.type); | |
e98a2d6e PP |
2201 | ret = -EINVAL; |
2202 | goto error; | |
2203 | } | |
2204 | ||
2242b43d | 2205 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { |
e98a2d6e | 2206 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { |
f7b785ac | 2207 | _BT_COMP_LOGE_DUP_ATTR(left, "signed", |
5cd6d0e5 | 2208 | "integer field class"); |
e98a2d6e PP |
2209 | ret = -EPERM; |
2210 | goto error; | |
2211 | } | |
2212 | ||
0746848c | 2213 | signedness = get_boolean(ctx, right); |
e98a2d6e | 2214 | if (signedness < 0) { |
f7b785ac | 2215 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2216 | "Invalid boolean value for integer field class's `signed` attribute: " |
28973adf | 2217 | "ret=%d", ret); |
e98a2d6e PP |
2218 | ret = -EINVAL; |
2219 | goto error; | |
2220 | } | |
2221 | ||
2222 | _SET(&set, _INTEGER_SIGNED_SET); | |
2242b43d | 2223 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2224 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { |
f7b785ac | 2225 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2226 | "integer field class"); |
e98a2d6e PP |
2227 | ret = -EPERM; |
2228 | goto error; | |
2229 | } | |
2230 | ||
2231 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2232 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 2233 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2234 | "Invalid `byte_order` attribute in integer field class: " |
08da4f77 | 2235 | "ret=%d", ret); |
e98a2d6e PP |
2236 | ret = -EINVAL; |
2237 | goto error; | |
2238 | } | |
2239 | ||
2240 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2242b43d | 2241 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { |
e98a2d6e | 2242 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { |
f7b785ac | 2243 | _BT_COMP_LOGE_DUP_ATTR(left, "size", |
5cd6d0e5 | 2244 | "integer field class"); |
e98a2d6e PP |
2245 | ret = -EPERM; |
2246 | goto error; | |
2247 | } | |
2248 | ||
2249 | if (right->u.unary_expression.type != | |
2250 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2251 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2252 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2253 | "expecting unsigned constant integer: " |
2254 | "node-type=%d", | |
2255 | right->u.unary_expression.type); | |
e98a2d6e PP |
2256 | ret = -EINVAL; |
2257 | goto error; | |
2258 | } | |
2259 | ||
2260 | size = right->u.unary_expression.u.unsigned_constant; | |
2261 | if (size == 0) { | |
f7b785ac | 2262 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2263 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2264 | "expecting positive constant integer: " |
2265 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2266 | ret = -EINVAL; |
2267 | goto error; | |
2268 | } else if (size > 64) { | |
f7b785ac | 2269 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2270 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2271 | "integer fields over 64 bits are not supported as of this version: " |
2272 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2273 | ret = -EINVAL; |
2274 | goto error; | |
2275 | } | |
2276 | ||
2277 | _SET(&set, _INTEGER_SIZE_SET); | |
2242b43d | 2278 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2279 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
f7b785ac | 2280 | _BT_COMP_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2281 | "integer field class"); |
e98a2d6e PP |
2282 | ret = -EPERM; |
2283 | goto error; | |
2284 | } | |
2285 | ||
2286 | if (right->u.unary_expression.type != | |
2287 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2288 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2289 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2290 | "expecting unsigned constant integer: " |
2291 | "node-type=%d", | |
2292 | right->u.unary_expression.type); | |
e98a2d6e PP |
2293 | ret = -EINVAL; |
2294 | goto error; | |
2295 | } | |
2296 | ||
2297 | alignment = | |
2298 | right->u.unary_expression.u.unsigned_constant; | |
2299 | if (!is_align_valid(alignment)) { | |
f7b785ac | 2300 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2301 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2302 | "expecting power of two: " |
2303 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2304 | ret = -EINVAL; |
2305 | goto error; | |
2306 | } | |
2307 | ||
2308 | _SET(&set, _INTEGER_ALIGN_SET); | |
2242b43d | 2309 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { |
e98a2d6e | 2310 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { |
f7b785ac | 2311 | _BT_COMP_LOGE_DUP_ATTR(left, "base", |
5cd6d0e5 | 2312 | "integer field class"); |
e98a2d6e PP |
2313 | ret = -EPERM; |
2314 | goto error; | |
2315 | } | |
2316 | ||
2317 | switch (right->u.unary_expression.type) { | |
2318 | case UNARY_UNSIGNED_CONSTANT: | |
2319 | { | |
2320 | uint64_t constant = right->u.unary_expression. | |
2321 | u.unsigned_constant; | |
2322 | ||
2323 | switch (constant) { | |
2324 | case 2: | |
5cd6d0e5 | 2325 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e PP |
2326 | break; |
2327 | case 8: | |
5cd6d0e5 | 2328 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2329 | break; |
2330 | case 10: | |
5cd6d0e5 | 2331 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2332 | break; |
2333 | case 16: | |
5cd6d0e5 | 2334 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2335 | break; |
2336 | default: | |
f7b785ac | 2337 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2338 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2339 | "base=%" PRIu64, |
e98a2d6e PP |
2340 | right->u.unary_expression.u.unsigned_constant); |
2341 | ret = -EINVAL; | |
2342 | goto error; | |
2343 | } | |
2344 | break; | |
2345 | } | |
2346 | case UNARY_STRING: | |
2347 | { | |
1a6da3f9 | 2348 | char *s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2349 | &expression->u.ctf_expression.right); |
2350 | if (!s_right) { | |
f7b785ac | 2351 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2352 | "Unexpected unary expression for integer field class's `base` attribute."); |
e98a2d6e PP |
2353 | ret = -EINVAL; |
2354 | goto error; | |
2355 | } | |
2356 | ||
2242b43d PP |
2357 | if (strcmp(s_right, "decimal") == 0 || |
2358 | strcmp(s_right, "dec") == 0 || | |
2359 | strcmp(s_right, "d") == 0 || | |
2360 | strcmp(s_right, "i") == 0 || | |
2361 | strcmp(s_right, "u") == 0) { | |
5cd6d0e5 | 2362 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
2242b43d PP |
2363 | } else if (strcmp(s_right, "hexadecimal") == 0 || |
2364 | strcmp(s_right, "hex") == 0 || | |
2365 | strcmp(s_right, "x") == 0 || | |
2366 | strcmp(s_right, "X") == 0 || | |
2367 | strcmp(s_right, "p") == 0) { | |
5cd6d0e5 | 2368 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
2242b43d PP |
2369 | } else if (strcmp(s_right, "octal") == 0 || |
2370 | strcmp(s_right, "oct") == 0 || | |
2371 | strcmp(s_right, "o") == 0) { | |
5cd6d0e5 | 2372 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
2242b43d PP |
2373 | } else if (strcmp(s_right, "binary") == 0 || |
2374 | strcmp(s_right, "b") == 0) { | |
5cd6d0e5 | 2375 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e | 2376 | } else { |
f7b785ac | 2377 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2378 | "Unexpected unary expression for integer field class's `base` attribute: " |
08da4f77 | 2379 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2380 | g_free(s_right); |
2381 | ret = -EINVAL; | |
2382 | goto error; | |
2383 | } | |
2384 | ||
2385 | g_free(s_right); | |
2386 | break; | |
2387 | } | |
2388 | default: | |
f7b785ac | 2389 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2390 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2391 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2392 | ret = -EINVAL; |
2393 | goto error; | |
2394 | } | |
2395 | ||
2396 | _SET(&set, _INTEGER_BASE_SET); | |
2242b43d | 2397 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2398 | char *s_right; |
2399 | ||
2400 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
f7b785ac | 2401 | _BT_COMP_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2402 | "integer field class"); |
e98a2d6e PP |
2403 | ret = -EPERM; |
2404 | goto error; | |
2405 | } | |
2406 | ||
2407 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2408 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2409 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2410 | "expecting unary string."); |
e98a2d6e PP |
2411 | ret = -EINVAL; |
2412 | goto error; | |
2413 | } | |
2414 | ||
1a6da3f9 | 2415 | s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2416 | &expression->u.ctf_expression.right); |
2417 | if (!s_right) { | |
f7b785ac | 2418 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2419 | "Unexpected unary expression for integer field class's `encoding` attribute."); |
e98a2d6e PP |
2420 | ret = -EINVAL; |
2421 | goto error; | |
2422 | } | |
2423 | ||
2242b43d PP |
2424 | if (strcmp(s_right, "UTF8") == 0 || |
2425 | strcmp(s_right, "utf8") == 0 || | |
2426 | strcmp(s_right, "utf-8") == 0 || | |
2427 | strcmp(s_right, "UTF-8") == 0 || | |
2428 | strcmp(s_right, "ASCII") == 0 || | |
2429 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2430 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2431 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2432 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2433 | } else { |
f7b785ac | 2434 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2435 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2436 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2437 | s_right); |
2438 | g_free(s_right); | |
2439 | ret = -EINVAL; | |
2440 | goto error; | |
2441 | } | |
2442 | ||
2443 | g_free(s_right); | |
2444 | _SET(&set, _INTEGER_ENCODING_SET); | |
2242b43d | 2445 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { |
e98a2d6e PP |
2446 | const char *clock_name; |
2447 | ||
2448 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
f7b785ac | 2449 | _BT_COMP_LOGE_DUP_ATTR(left, "map", |
5cd6d0e5 | 2450 | "integer field class"); |
e98a2d6e PP |
2451 | ret = -EPERM; |
2452 | goto error; | |
2453 | } | |
2454 | ||
2455 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2456 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2457 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2458 | "expecting unary string."); |
e98a2d6e PP |
2459 | ret = -EINVAL; |
2460 | goto error; | |
2461 | } | |
2462 | ||
2463 | clock_name = | |
2464 | get_map_clock_name_value( | |
2465 | &expression->u.ctf_expression.right); | |
2466 | if (!clock_name) { | |
1a6da3f9 | 2467 | char *s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2468 | &expression->u.ctf_expression.right); |
2469 | ||
2470 | if (!s_right) { | |
f7b785ac | 2471 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2472 | "Unexpected unary expression for integer field class's `map` attribute."); |
e98a2d6e PP |
2473 | ret = -EINVAL; |
2474 | goto error; | |
2475 | } | |
2476 | ||
f7b785ac | 2477 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2478 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2479 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2480 | s_right); |
2481 | _SET(&set, _INTEGER_MAP_SET); | |
2482 | g_free(s_right); | |
2483 | continue; | |
2484 | } | |
2485 | ||
44c440bc PP |
2486 | mapped_clock_class = |
2487 | ctf_trace_class_borrow_clock_class_by_name( | |
2488 | ctx->ctf_tc, clock_name); | |
2489 | if (!mapped_clock_class) { | |
f7b785ac | 2490 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2491 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2492 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2493 | clock_name); |
2494 | ret = -EINVAL; | |
2495 | goto error; | |
2496 | } | |
2497 | ||
2498 | _SET(&set, _INTEGER_MAP_SET); | |
2499 | } else { | |
f7b785ac | 2500 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2501 | "Unknown attribute in integer field class: " |
08da4f77 | 2502 | "attr-name=\"%s\"", |
e98a2d6e PP |
2503 | left->u.unary_expression.u.string); |
2504 | } | |
2505 | } | |
2506 | ||
2507 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
f7b785ac | 2508 | BT_COMP_LOGE_STR("Missing `size` attribute in integer field class."); |
e98a2d6e PP |
2509 | ret = -EPERM; |
2510 | goto error; | |
2511 | } | |
2512 | ||
2513 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2514 | if (size % CHAR_BIT) { | |
2515 | /* Bit-packed alignment */ | |
2516 | alignment = 1; | |
2517 | } else { | |
2518 | /* Byte-packed alignment */ | |
2519 | alignment = CHAR_BIT; | |
2520 | } | |
2521 | } | |
2522 | ||
5cd6d0e5 | 2523 | *integer_decl = ctf_field_class_int_create(); |
44c440bc PP |
2524 | BT_ASSERT(*integer_decl); |
2525 | (*integer_decl)->base.base.alignment = alignment; | |
2526 | (*integer_decl)->base.byte_order = byte_order; | |
2527 | (*integer_decl)->base.size = size; | |
2528 | (*integer_decl)->is_signed = (signedness > 0); | |
2529 | (*integer_decl)->disp_base = base; | |
2530 | (*integer_decl)->encoding = encoding; | |
398454ed | 2531 | (*integer_decl)->mapped_clock_class = mapped_clock_class; |
e98a2d6e PP |
2532 | return 0; |
2533 | ||
2534 | error: | |
5cd6d0e5 | 2535 | ctf_field_class_destroy((void *) *integer_decl); |
44c440bc | 2536 | *integer_decl = NULL; |
e98a2d6e PP |
2537 | return ret; |
2538 | } | |
2539 | ||
2540 | static | |
2541 | int visit_floating_point_number_decl(struct ctx *ctx, | |
44c440bc | 2542 | struct bt_list_head *expressions, |
5cd6d0e5 | 2543 | struct ctf_field_class_float **float_decl) |
e98a2d6e PP |
2544 | { |
2545 | int set = 0; | |
2546 | int ret = 0; | |
2547 | struct ctf_node *expression; | |
2548 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
44c440bc | 2549 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2550 | |
2551 | *float_decl = NULL; | |
2552 | ||
2553 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2554 | struct ctf_node *left, *right; | |
2555 | ||
2556 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2557 | struct ctf_node, siblings); | |
2558 | right = _BT_LIST_FIRST_ENTRY( | |
2559 | &expression->u.ctf_expression.right, struct ctf_node, | |
2560 | siblings); | |
2561 | ||
2562 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2563 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2564 | "Unexpected unary expression type: type=%d", |
2565 | left->u.unary_expression.type); | |
e98a2d6e PP |
2566 | ret = -EINVAL; |
2567 | goto error; | |
2568 | } | |
2569 | ||
2242b43d | 2570 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2571 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { |
f7b785ac | 2572 | _BT_COMP_LOGE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2573 | "floating point number field class"); |
e98a2d6e PP |
2574 | ret = -EPERM; |
2575 | goto error; | |
2576 | } | |
2577 | ||
2578 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2579 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 2580 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2581 | "Invalid `byte_order` attribute in floating point number field class: " |
08da4f77 | 2582 | "ret=%d", ret); |
e98a2d6e PP |
2583 | ret = -EINVAL; |
2584 | goto error; | |
2585 | } | |
2586 | ||
2587 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2242b43d | 2588 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { |
e98a2d6e | 2589 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { |
f7b785ac | 2590 | _BT_COMP_LOGE_DUP_ATTR(left, "exp_dig", |
5cd6d0e5 | 2591 | "floating point number field class"); |
e98a2d6e PP |
2592 | ret = -EPERM; |
2593 | goto error; | |
2594 | } | |
2595 | ||
2596 | if (right->u.unary_expression.type != | |
2597 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2598 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2599 | "Invalid `exp_dig` attribute in floating point number field class: " |
08da4f77 PP |
2600 | "expecting unsigned constant integer: " |
2601 | "node-type=%d", | |
2602 | right->u.unary_expression.type); | |
e98a2d6e PP |
2603 | ret = -EINVAL; |
2604 | goto error; | |
2605 | } | |
2606 | ||
2607 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2608 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2242b43d | 2609 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { |
e98a2d6e | 2610 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { |
f7b785ac | 2611 | _BT_COMP_LOGE_DUP_ATTR(left, "mant_dig", |
5cd6d0e5 | 2612 | "floating point number field class"); |
e98a2d6e PP |
2613 | ret = -EPERM; |
2614 | goto error; | |
2615 | } | |
2616 | ||
2617 | if (right->u.unary_expression.type != | |
2618 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2619 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2620 | "Invalid `mant_dig` attribute in floating point number field class: " |
08da4f77 PP |
2621 | "expecting unsigned constant integer: " |
2622 | "node-type=%d", | |
2623 | right->u.unary_expression.type); | |
e98a2d6e PP |
2624 | ret = -EINVAL; |
2625 | goto error; | |
2626 | } | |
2627 | ||
2628 | mant_dig = right->u.unary_expression.u. | |
2629 | unsigned_constant; | |
2630 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2242b43d | 2631 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2632 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { |
f7b785ac | 2633 | _BT_COMP_LOGE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2634 | "floating point number field class"); |
e98a2d6e PP |
2635 | ret = -EPERM; |
2636 | goto error; | |
2637 | } | |
2638 | ||
2639 | if (right->u.unary_expression.type != | |
2640 | UNARY_UNSIGNED_CONSTANT) { | |
f7b785ac | 2641 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2642 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2643 | "expecting unsigned constant integer: " |
2644 | "node-type=%d", | |
2645 | right->u.unary_expression.type); | |
e98a2d6e PP |
2646 | ret = -EINVAL; |
2647 | goto error; | |
2648 | } | |
2649 | ||
2650 | alignment = right->u.unary_expression.u. | |
2651 | unsigned_constant; | |
2652 | ||
2653 | if (!is_align_valid(alignment)) { | |
f7b785ac | 2654 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2655 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2656 | "expecting power of two: " |
2657 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2658 | ret = -EINVAL; |
2659 | goto error; | |
2660 | } | |
2661 | ||
2662 | _SET(&set, _FLOAT_ALIGN_SET); | |
2663 | } else { | |
f7b785ac | 2664 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2665 | "Unknown attribute in floating point number field class: " |
08da4f77 | 2666 | "attr-name=\"%s\"", |
e98a2d6e PP |
2667 | left->u.unary_expression.u.string); |
2668 | } | |
2669 | } | |
2670 | ||
2671 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
f7b785ac | 2672 | BT_COMP_LOGE_STR("Missing `mant_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2673 | ret = -EPERM; |
2674 | goto error; | |
2675 | } | |
2676 | ||
2677 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
f7b785ac | 2678 | BT_COMP_LOGE_STR("Missing `exp_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2679 | ret = -EPERM; |
2680 | goto error; | |
2681 | } | |
2682 | ||
44c440bc | 2683 | if (mant_dig != 24 && mant_dig != 53) { |
f7b785ac | 2684 | BT_COMP_LOGE_STR("`mant_dig` attribute: expecting 24 or 53."); |
44c440bc PP |
2685 | ret = -EPERM; |
2686 | goto error; | |
2687 | } | |
2688 | ||
2689 | if (mant_dig == 24 && exp_dig != 8) { | |
f7b785ac | 2690 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); |
44c440bc PP |
2691 | ret = -EPERM; |
2692 | goto error; | |
2693 | } | |
2694 | ||
2695 | if (mant_dig == 53 && exp_dig != 11) { | |
f7b785ac | 2696 | BT_COMP_LOGE_STR("`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); |
44c440bc PP |
2697 | ret = -EPERM; |
2698 | goto error; | |
2699 | } | |
2700 | ||
e98a2d6e PP |
2701 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
2702 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2703 | /* Bit-packed alignment */ | |
2704 | alignment = 1; | |
2705 | } else { | |
2706 | /* Byte-packed alignment */ | |
2707 | alignment = CHAR_BIT; | |
2708 | } | |
2709 | } | |
2710 | ||
5cd6d0e5 | 2711 | *float_decl = ctf_field_class_float_create(); |
44c440bc PP |
2712 | BT_ASSERT(*float_decl); |
2713 | (*float_decl)->base.base.alignment = alignment; | |
2714 | (*float_decl)->base.byte_order = byte_order; | |
2715 | (*float_decl)->base.size = mant_dig + exp_dig; | |
e98a2d6e PP |
2716 | return 0; |
2717 | ||
2718 | error: | |
5cd6d0e5 | 2719 | ctf_field_class_destroy((void *) *float_decl); |
44c440bc | 2720 | *float_decl = NULL; |
e98a2d6e PP |
2721 | return ret; |
2722 | } | |
2723 | ||
2724 | static | |
2725 | int visit_string_decl(struct ctx *ctx, | |
44c440bc | 2726 | struct bt_list_head *expressions, |
5cd6d0e5 | 2727 | struct ctf_field_class_string **string_decl) |
e98a2d6e PP |
2728 | { |
2729 | int set = 0; | |
2730 | int ret = 0; | |
2731 | struct ctf_node *expression; | |
44c440bc | 2732 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; |
e98a2d6e PP |
2733 | |
2734 | *string_decl = NULL; | |
2735 | ||
2736 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2737 | struct ctf_node *left, *right; | |
2738 | ||
2739 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2740 | struct ctf_node, siblings); | |
2741 | right = _BT_LIST_FIRST_ENTRY( | |
2742 | &expression->u.ctf_expression.right, struct ctf_node, | |
2743 | siblings); | |
2744 | ||
2745 | if (left->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2746 | _BT_COMP_LOGE_NODE(left, |
28973adf PP |
2747 | "Unexpected unary expression type: type=%d", |
2748 | left->u.unary_expression.type); | |
e98a2d6e PP |
2749 | ret = -EINVAL; |
2750 | goto error; | |
2751 | } | |
2752 | ||
2242b43d | 2753 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2754 | char *s_right; |
2755 | ||
2756 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
f7b785ac | 2757 | _BT_COMP_LOGE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2758 | "string field class"); |
e98a2d6e PP |
2759 | ret = -EPERM; |
2760 | goto error; | |
2761 | } | |
2762 | ||
2763 | if (right->u.unary_expression.type != UNARY_STRING) { | |
f7b785ac | 2764 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2765 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2766 | "expecting unary string."); |
e98a2d6e PP |
2767 | ret = -EINVAL; |
2768 | goto error; | |
2769 | } | |
2770 | ||
1a6da3f9 | 2771 | s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2772 | &expression->u.ctf_expression.right); |
2773 | if (!s_right) { | |
f7b785ac | 2774 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2775 | "Unexpected unary expression for string field class's `encoding` attribute."); |
e98a2d6e PP |
2776 | ret = -EINVAL; |
2777 | goto error; | |
2778 | } | |
2779 | ||
2242b43d PP |
2780 | if (strcmp(s_right, "UTF8") == 0 || |
2781 | strcmp(s_right, "utf8") == 0 || | |
2782 | strcmp(s_right, "utf-8") == 0 || | |
2783 | strcmp(s_right, "UTF-8") == 0 || | |
2784 | strcmp(s_right, "ASCII") == 0 || | |
2785 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2786 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2787 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2788 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2789 | } else { |
f7b785ac | 2790 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2791 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2792 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2793 | s_right); |
2794 | g_free(s_right); | |
2795 | ret = -EINVAL; | |
2796 | goto error; | |
2797 | } | |
2798 | ||
2799 | g_free(s_right); | |
2800 | _SET(&set, _STRING_ENCODING_SET); | |
2801 | } else { | |
f7b785ac | 2802 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2803 | "Unknown attribute in string field class: " |
08da4f77 | 2804 | "attr-name=\"%s\"", |
e98a2d6e PP |
2805 | left->u.unary_expression.u.string); |
2806 | } | |
2807 | } | |
2808 | ||
5cd6d0e5 | 2809 | *string_decl = ctf_field_class_string_create(); |
44c440bc PP |
2810 | BT_ASSERT(*string_decl); |
2811 | (*string_decl)->encoding = encoding; | |
e98a2d6e PP |
2812 | return 0; |
2813 | ||
2814 | error: | |
5cd6d0e5 | 2815 | ctf_field_class_destroy((void *) *string_decl); |
44c440bc | 2816 | *string_decl = NULL; |
e98a2d6e PP |
2817 | return ret; |
2818 | } | |
2819 | ||
2820 | static | |
5cd6d0e5 PP |
2821 | int visit_field_class_specifier_list(struct ctx *ctx, |
2822 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e PP |
2823 | { |
2824 | int ret = 0; | |
2825 | struct ctf_node *first, *node; | |
2826 | ||
2827 | *decl = NULL; | |
2828 | ||
2829 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
f7b785ac | 2830 | _BT_COMP_LOGE_NODE(ts_list, |
28973adf | 2831 | "Unexpected node type: node-type=%d", ts_list->type); |
e98a2d6e PP |
2832 | ret = -EINVAL; |
2833 | goto error; | |
2834 | } | |
2835 | ||
5cd6d0e5 | 2836 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, |
e98a2d6e PP |
2837 | struct ctf_node, siblings); |
2838 | if (first->type != NODE_TYPE_SPECIFIER) { | |
f7b785ac | 2839 | _BT_COMP_LOGE_NODE(first, |
28973adf | 2840 | "Unexpected node type: node-type=%d", first->type); |
e98a2d6e PP |
2841 | ret = -EINVAL; |
2842 | goto error; | |
2843 | } | |
2844 | ||
5cd6d0e5 | 2845 | node = first->u.field_class_specifier.node; |
e98a2d6e | 2846 | |
5cd6d0e5 | 2847 | switch (first->u.field_class_specifier.type) { |
e98a2d6e PP |
2848 | case TYPESPEC_INTEGER: |
2849 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
44c440bc | 2850 | (void *) decl); |
e98a2d6e | 2851 | if (ret) { |
f6ccaed9 | 2852 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2853 | goto error; |
2854 | } | |
2855 | break; | |
2856 | case TYPESPEC_FLOATING_POINT: | |
2857 | ret = visit_floating_point_number_decl(ctx, | |
44c440bc | 2858 | &node->u.floating_point.expressions, (void *) decl); |
e98a2d6e | 2859 | if (ret) { |
f6ccaed9 | 2860 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2861 | goto error; |
2862 | } | |
2863 | break; | |
2864 | case TYPESPEC_STRING: | |
2865 | ret = visit_string_decl(ctx, | |
44c440bc | 2866 | &node->u.string.expressions, (void *) decl); |
e98a2d6e | 2867 | if (ret) { |
f6ccaed9 | 2868 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2869 | goto error; |
2870 | } | |
2871 | break; | |
2872 | case TYPESPEC_STRUCT: | |
2873 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
2874 | &node->u._struct.declaration_list, | |
2875 | node->u._struct.has_body, | |
44c440bc | 2876 | &node->u._struct.min_align, (void *) decl); |
e98a2d6e | 2877 | if (ret) { |
f6ccaed9 | 2878 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2879 | goto error; |
2880 | } | |
2881 | break; | |
2882 | case TYPESPEC_VARIANT: | |
2883 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
2884 | node->u.variant.choice, | |
2885 | &node->u.variant.declaration_list, | |
44c440bc | 2886 | node->u.variant.has_body, (void *) decl); |
e98a2d6e | 2887 | if (ret) { |
f6ccaed9 | 2888 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2889 | goto error; |
2890 | } | |
2891 | break; | |
2892 | case TYPESPEC_ENUM: | |
2893 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
5cd6d0e5 | 2894 | node->u._enum.container_field_class, |
e98a2d6e | 2895 | &node->u._enum.enumerator_list, |
44c440bc | 2896 | node->u._enum.has_body, (void *) decl); |
e98a2d6e | 2897 | if (ret) { |
f6ccaed9 | 2898 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2899 | goto error; |
2900 | } | |
2901 | break; | |
2902 | case TYPESPEC_VOID: | |
2903 | case TYPESPEC_CHAR: | |
2904 | case TYPESPEC_SHORT: | |
2905 | case TYPESPEC_INT: | |
2906 | case TYPESPEC_LONG: | |
2907 | case TYPESPEC_FLOAT: | |
2908 | case TYPESPEC_DOUBLE: | |
2909 | case TYPESPEC_SIGNED: | |
2910 | case TYPESPEC_UNSIGNED: | |
2911 | case TYPESPEC_BOOL: | |
2912 | case TYPESPEC_COMPLEX: | |
2913 | case TYPESPEC_IMAGINARY: | |
2914 | case TYPESPEC_CONST: | |
2915 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 2916 | ret = visit_field_class_specifier(ctx, ts_list, decl); |
e98a2d6e | 2917 | if (ret) { |
f7b785ac | 2918 | _BT_COMP_LOGE_NODE(first, |
5cd6d0e5 | 2919 | "Cannot visit field class specifier: ret=%d", |
28973adf | 2920 | ret); |
f6ccaed9 | 2921 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2922 | goto error; |
2923 | } | |
2924 | break; | |
2925 | default: | |
f7b785ac | 2926 | _BT_COMP_LOGE_NODE(first, |
5cd6d0e5 PP |
2927 | "Unexpected field class specifier type: node-type=%d", |
2928 | first->u.field_class_specifier.type); | |
e98a2d6e PP |
2929 | ret = -EINVAL; |
2930 | goto error; | |
2931 | } | |
2932 | ||
f6ccaed9 | 2933 | BT_ASSERT(*decl); |
e98a2d6e PP |
2934 | return 0; |
2935 | ||
2936 | error: | |
5cd6d0e5 | 2937 | ctf_field_class_destroy((void *) *decl); |
44c440bc | 2938 | *decl = NULL; |
e98a2d6e PP |
2939 | return ret; |
2940 | } | |
2941 | ||
2942 | static | |
2943 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc PP |
2944 | struct ctf_event_class *event_class, uint64_t *stream_id, |
2945 | int *set) | |
e98a2d6e PP |
2946 | { |
2947 | int ret = 0; | |
2948 | char *left = NULL; | |
e98a2d6e PP |
2949 | |
2950 | switch (node->type) { | |
2951 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
2952 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
2953 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 2954 | if (ret) { |
f7b785ac | 2955 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 2956 | "Cannot add field class found in event class."); |
e98a2d6e PP |
2957 | goto error; |
2958 | } | |
2959 | break; | |
2960 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
2961 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
2962 | node->u.field_class_alias.alias); | |
e98a2d6e | 2963 | if (ret) { |
f7b785ac | 2964 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 2965 | "Cannot add field class alias found in event class."); |
e98a2d6e PP |
2966 | goto error; |
2967 | } | |
2968 | break; | |
2969 | case NODE_CTF_EXPRESSION: | |
2970 | { | |
1a6da3f9 | 2971 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 2972 | if (!left) { |
f7b785ac | 2973 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
2974 | ret = -EINVAL; |
2975 | goto error; | |
2976 | } | |
2977 | ||
2242b43d | 2978 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
2979 | /* This is already known at this stage */ |
2980 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
f7b785ac | 2981 | _BT_COMP_LOGE_DUP_ATTR(node, "name", "event class"); |
e98a2d6e PP |
2982 | ret = -EPERM; |
2983 | goto error; | |
2984 | } | |
2985 | ||
2986 | _SET(set, _EVENT_NAME_SET); | |
2242b43d | 2987 | } else if (strcmp(left, "id") == 0) { |
bc85036f | 2988 | int64_t id = -1; |
e98a2d6e PP |
2989 | |
2990 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
f7b785ac | 2991 | _BT_COMP_LOGE_DUP_ATTR(node, "id", "event class"); |
e98a2d6e PP |
2992 | ret = -EPERM; |
2993 | goto error; | |
2994 | } | |
2995 | ||
0746848c PP |
2996 | ret = get_unary_unsigned(ctx, |
2997 | &node->u.ctf_expression.right, | |
e98a2d6e | 2998 | (uint64_t *) &id); |
5eae0c3c JG |
2999 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3000 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3001 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3002 | "Unexpected unary expression for event class's `id` attribute."); |
e98a2d6e PP |
3003 | ret = -EINVAL; |
3004 | goto error; | |
3005 | } | |
3006 | ||
44c440bc | 3007 | event_class->id = id; |
e98a2d6e | 3008 | _SET(set, _EVENT_ID_SET); |
2242b43d | 3009 | } else if (strcmp(left, "stream_id") == 0) { |
e98a2d6e | 3010 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { |
f7b785ac | 3011 | _BT_COMP_LOGE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3012 | "event class"); |
e98a2d6e PP |
3013 | ret = -EPERM; |
3014 | goto error; | |
3015 | } | |
3016 | ||
0746848c PP |
3017 | ret = get_unary_unsigned(ctx, |
3018 | &node->u.ctf_expression.right, stream_id); | |
44c440bc | 3019 | |
5eae0c3c JG |
3020 | /* |
3021 | * Only read "stream_id" if get_unary_unsigned() | |
3022 | * succeeded. | |
3023 | */ | |
1d9f5cd6 | 3024 | if (ret) { |
f7b785ac | 3025 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3026 | "Unexpected unary expression for event class's `stream_id` attribute."); |
e98a2d6e PP |
3027 | ret = -EINVAL; |
3028 | goto error; | |
3029 | } | |
3030 | ||
3031 | _SET(set, _EVENT_STREAM_ID_SET); | |
2242b43d | 3032 | } else if (strcmp(left, "context") == 0) { |
e98a2d6e | 3033 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { |
f7b785ac | 3034 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3035 | "Duplicate `context` entry in event class."); |
e98a2d6e PP |
3036 | ret = -EPERM; |
3037 | goto error; | |
3038 | } | |
3039 | ||
5cd6d0e5 | 3040 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3041 | _BT_LIST_FIRST_ENTRY( |
3042 | &node->u.ctf_expression.right, | |
3043 | struct ctf_node, siblings), | |
5cd6d0e5 | 3044 | &event_class->spec_context_fc); |
e98a2d6e | 3045 | if (ret) { |
f7b785ac | 3046 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3047 | "Cannot create event class's context field class."); |
e98a2d6e PP |
3048 | goto error; |
3049 | } | |
3050 | ||
5cd6d0e5 | 3051 | BT_ASSERT(event_class->spec_context_fc); |
e98a2d6e | 3052 | _SET(set, _EVENT_CONTEXT_SET); |
2242b43d | 3053 | } else if (strcmp(left, "fields") == 0) { |
e98a2d6e | 3054 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { |
f7b785ac | 3055 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3056 | "Duplicate `fields` entry in event class."); |
e98a2d6e PP |
3057 | ret = -EPERM; |
3058 | goto error; | |
3059 | } | |
3060 | ||
5cd6d0e5 | 3061 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3062 | _BT_LIST_FIRST_ENTRY( |
3063 | &node->u.ctf_expression.right, | |
3064 | struct ctf_node, siblings), | |
5cd6d0e5 | 3065 | &event_class->payload_fc); |
e98a2d6e | 3066 | if (ret) { |
f7b785ac | 3067 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3068 | "Cannot create event class's payload field class."); |
e98a2d6e PP |
3069 | goto error; |
3070 | } | |
3071 | ||
5cd6d0e5 | 3072 | BT_ASSERT(event_class->payload_fc); |
e98a2d6e | 3073 | _SET(set, _EVENT_FIELDS_SET); |
2242b43d | 3074 | } else if (strcmp(left, "loglevel") == 0) { |
c3c30b08 | 3075 | uint64_t loglevel_value; |
6da709aa | 3076 | bool is_log_level_known = true; |
4cdfc5e8 | 3077 | bt_event_class_log_level log_level = -1; |
e98a2d6e | 3078 | |
44c440bc | 3079 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { |
f7b785ac | 3080 | _BT_COMP_LOGE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3081 | "event class"); |
e98a2d6e PP |
3082 | ret = -EPERM; |
3083 | goto error; | |
3084 | } | |
3085 | ||
0746848c PP |
3086 | ret = get_unary_unsigned(ctx, |
3087 | &node->u.ctf_expression.right, &loglevel_value); | |
e98a2d6e | 3088 | if (ret) { |
f7b785ac | 3089 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3090 | "Unexpected unary expression for event class's `loglevel` attribute."); |
e98a2d6e PP |
3091 | ret = -EINVAL; |
3092 | goto error; | |
3093 | } | |
cf76ce92 PP |
3094 | |
3095 | switch (loglevel_value) { | |
3096 | case 0: | |
50842bdc | 3097 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3098 | break; |
3099 | case 1: | |
50842bdc | 3100 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3101 | break; |
3102 | case 2: | |
50842bdc | 3103 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3104 | break; |
3105 | case 3: | |
50842bdc | 3106 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3107 | break; |
3108 | case 4: | |
50842bdc | 3109 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3110 | break; |
3111 | case 5: | |
50842bdc | 3112 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3113 | break; |
3114 | case 6: | |
50842bdc | 3115 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3116 | break; |
3117 | case 7: | |
50842bdc | 3118 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3119 | break; |
3120 | case 8: | |
50842bdc | 3121 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3122 | break; |
3123 | case 9: | |
50842bdc | 3124 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3125 | break; |
3126 | case 10: | |
50842bdc | 3127 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3128 | break; |
3129 | case 11: | |
50842bdc | 3130 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3131 | break; |
3132 | case 12: | |
50842bdc | 3133 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3134 | break; |
3135 | case 13: | |
50842bdc | 3136 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3137 | break; |
3138 | case 14: | |
50842bdc | 3139 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3140 | break; |
3141 | default: | |
6da709aa | 3142 | is_log_level_known = false; |
f7b785ac | 3143 | _BT_COMP_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " |
cf76ce92 | 3144 | "log-level=%" PRIu64, loglevel_value); |
c3c30b08 | 3145 | } |
cf76ce92 | 3146 | |
6da709aa JR |
3147 | if (is_log_level_known) { |
3148 | ctf_event_class_set_log_level(event_class, log_level); | |
c3c30b08 | 3149 | } |
cf76ce92 | 3150 | |
44c440bc | 3151 | _SET(set, _EVENT_LOG_LEVEL_SET); |
2242b43d | 3152 | } else if (strcmp(left, "model.emf.uri") == 0) { |
e98a2d6e PP |
3153 | char *right; |
3154 | ||
3155 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
f7b785ac | 3156 | _BT_COMP_LOGE_DUP_ATTR(node, "model.emf.uri", |
28973adf | 3157 | "event class"); |
e98a2d6e PP |
3158 | ret = -EPERM; |
3159 | goto error; | |
3160 | } | |
3161 | ||
1a6da3f9 | 3162 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
3163 | &node->u.ctf_expression.right); |
3164 | if (!right) { | |
f7b785ac | 3165 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3166 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); |
e98a2d6e PP |
3167 | ret = -EINVAL; |
3168 | goto error; | |
3169 | } | |
3170 | ||
cf76ce92 | 3171 | if (strlen(right) == 0) { |
f7b785ac | 3172 | _BT_COMP_LOGW_NODE(node, |
cf76ce92 PP |
3173 | "Not setting event class's EMF URI because it's empty."); |
3174 | } else { | |
44c440bc PP |
3175 | g_string_assign(event_class->emf_uri, |
3176 | right); | |
28973adf | 3177 | } |
cf76ce92 | 3178 | |
e98a2d6e PP |
3179 | g_free(right); |
3180 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3181 | } else { | |
f7b785ac | 3182 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3183 | "Unknown attribute in event class: " |
08da4f77 | 3184 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3185 | } |
3186 | ||
3187 | g_free(left); | |
3188 | left = NULL; | |
3189 | break; | |
3190 | } | |
3191 | default: | |
3192 | ret = -EPERM; | |
3193 | goto error; | |
3194 | } | |
3195 | ||
44c440bc | 3196 | goto end; |
e98a2d6e PP |
3197 | |
3198 | error: | |
19bbdc9b | 3199 | g_free(left); |
e98a2d6e | 3200 | |
44c440bc | 3201 | end: |
e98a2d6e PP |
3202 | return ret; |
3203 | } | |
3204 | ||
3205 | static | |
3206 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3207 | { | |
3208 | char *left = NULL; | |
3209 | char *name = NULL; | |
3210 | struct ctf_node *iter; | |
3211 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3212 | ||
3213 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3214 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3215 | continue; | |
3216 | } | |
3217 | ||
1a6da3f9 | 3218 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); |
e98a2d6e | 3219 | if (!left) { |
f7b785ac | 3220 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3221 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
3222 | goto error; |
3223 | } | |
3224 | ||
2242b43d | 3225 | if (strcmp(left, "name") == 0) { |
1a6da3f9 | 3226 | name = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
3227 | &iter->u.ctf_expression.right); |
3228 | if (!name) { | |
f7b785ac | 3229 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 3230 | "Unexpected unary expression for event class's `name` attribute."); |
e98a2d6e PP |
3231 | goto error; |
3232 | } | |
3233 | } | |
3234 | ||
3235 | g_free(left); | |
3236 | left = NULL; | |
3237 | ||
3238 | if (name) { | |
3239 | break; | |
3240 | } | |
3241 | } | |
3242 | ||
3243 | return name; | |
3244 | ||
3245 | error: | |
3246 | g_free(left); | |
e98a2d6e PP |
3247 | return NULL; |
3248 | } | |
3249 | ||
3250 | static | |
3251 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3252 | { | |
3253 | int ret = 0; | |
3254 | int set = 0; | |
e98a2d6e | 3255 | struct ctf_node *iter; |
44c440bc | 3256 | uint64_t stream_id = 0; |
e98a2d6e | 3257 | char *event_name = NULL; |
44c440bc PP |
3258 | struct ctf_event_class *event_class = NULL; |
3259 | struct ctf_stream_class *stream_class = NULL; | |
e98a2d6e | 3260 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3261 | bool pop_scope = false; |
e98a2d6e PP |
3262 | |
3263 | if (node->visited) { | |
3264 | goto end; | |
3265 | } | |
3266 | ||
3267 | node->visited = TRUE; | |
3268 | event_name = get_event_decl_name(ctx, node); | |
3269 | if (!event_name) { | |
f7b785ac | 3270 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3271 | "Missing `name` attribute in event class."); |
e98a2d6e PP |
3272 | ret = -EPERM; |
3273 | goto error; | |
3274 | } | |
3275 | ||
44c440bc PP |
3276 | event_class = ctf_event_class_create(); |
3277 | BT_ASSERT(event_class); | |
3278 | g_string_assign(event_class->name, event_name); | |
3279 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1e649dff PP |
3280 | pop_scope = true; |
3281 | ||
e98a2d6e PP |
3282 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3283 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3284 | &stream_id, &set); | |
3285 | if (ret) { | |
f7b785ac | 3286 | _BT_COMP_LOGE_NODE(iter, "Cannot visit event class's entry: " |
28973adf | 3287 | "ret=%d", ret); |
e98a2d6e PP |
3288 | goto error; |
3289 | } | |
3290 | } | |
3291 | ||
3292 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
1e649dff PP |
3293 | /* |
3294 | * Allow missing stream_id if there is only a single | |
3295 | * stream class. | |
3296 | */ | |
44c440bc | 3297 | switch (ctx->ctf_tc->stream_classes->len) { |
e98a2d6e | 3298 | case 0: |
1e649dff | 3299 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3300 | stream_id = 0; |
44c440bc PP |
3301 | stream_class = ctf_stream_class_create(); |
3302 | BT_ASSERT(stream_class); | |
3303 | stream_class->id = stream_id; | |
3304 | g_ptr_array_add(ctx->ctf_tc->stream_classes, | |
3305 | stream_class); | |
e98a2d6e PP |
3306 | break; |
3307 | case 1: | |
1e649dff | 3308 | /* Single stream class: get its ID */ |
44c440bc PP |
3309 | stream_class = ctx->ctf_tc->stream_classes->pdata[0]; |
3310 | stream_id = stream_class->id; | |
e98a2d6e PP |
3311 | break; |
3312 | default: | |
f7b785ac | 3313 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3314 | "Missing `stream_id` attribute in event class."); |
e98a2d6e PP |
3315 | ret = -EPERM; |
3316 | goto error; | |
3317 | } | |
3318 | } | |
3319 | ||
1e649dff | 3320 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e | 3321 | if (!stream_class) { |
44c440bc PP |
3322 | stream_class = ctf_trace_class_borrow_stream_class_by_id( |
3323 | ctx->ctf_tc, stream_id); | |
1e649dff | 3324 | if (!stream_class) { |
f7b785ac | 3325 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3326 | "Cannot find stream class at this point: " |
08da4f77 | 3327 | "id=%" PRId64, stream_id); |
1e649dff PP |
3328 | ret = -EINVAL; |
3329 | goto error; | |
3330 | } | |
e98a2d6e PP |
3331 | } |
3332 | ||
f6ccaed9 | 3333 | BT_ASSERT(stream_class); |
1e649dff | 3334 | |
e98a2d6e PP |
3335 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3336 | /* Allow only one event without ID per stream */ | |
44c440bc | 3337 | if (stream_class->event_classes->len != 0) { |
f7b785ac | 3338 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3339 | "Missing `id` attribute in event class."); |
e98a2d6e PP |
3340 | ret = -EPERM; |
3341 | goto error; | |
3342 | } | |
3343 | ||
3344 | /* Automatic ID */ | |
44c440bc | 3345 | event_class->id = 0; |
e98a2d6e PP |
3346 | } |
3347 | ||
44c440bc PP |
3348 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, |
3349 | event_class->id)) { | |
f7b785ac | 3350 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3351 | "Duplicate event class (same ID) in the same stream class: " |
44c440bc | 3352 | "id=%" PRId64, event_class->id); |
e98a2d6e PP |
3353 | ret = -EEXIST; |
3354 | goto error; | |
3355 | } | |
3356 | ||
44c440bc PP |
3357 | ctf_stream_class_append_event_class(stream_class, event_class); |
3358 | event_class = NULL; | |
1e649dff | 3359 | goto end; |
e98a2d6e PP |
3360 | |
3361 | error: | |
44c440bc PP |
3362 | ctf_event_class_destroy(event_class); |
3363 | event_class = NULL; | |
3364 | ||
3365 | if (ret >= 0) { | |
3366 | ret = -1; | |
3367 | } | |
e98a2d6e | 3368 | |
1e649dff PP |
3369 | end: |
3370 | if (pop_scope) { | |
3371 | ctx_pop_scope(ctx); | |
3372 | } | |
e98a2d6e | 3373 | |
19bbdc9b | 3374 | g_free(event_name); |
44c440bc | 3375 | |
e98a2d6e PP |
3376 | return ret; |
3377 | } | |
3378 | ||
56b43721 | 3379 | static |
7bf5af54 | 3380 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
5cd6d0e5 | 3381 | struct ctf_field_class *fc) |
56b43721 | 3382 | { |
0f2d58c9 | 3383 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
5cd6d0e5 | 3384 | struct ctf_field_class_int *int_fc = (void *) fc; |
56b43721 | 3385 | int ret = 0; |
44c440bc PP |
3386 | uint64_t clock_class_count; |
3387 | ||
5cd6d0e5 | 3388 | if (!fc) { |
44c440bc PP |
3389 | goto end; |
3390 | } | |
56b43721 | 3391 | |
864cad70 PP |
3392 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3393 | fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
56b43721 PP |
3394 | goto end; |
3395 | } | |
3396 | ||
5cd6d0e5 | 3397 | if (int_fc->mapped_clock_class) { |
44c440bc | 3398 | /* Already mapped */ |
56b43721 PP |
3399 | goto end; |
3400 | } | |
3401 | ||
44c440bc | 3402 | clock_class_count = ctx->ctf_tc->clock_classes->len; |
7bf5af54 PP |
3403 | |
3404 | switch (clock_class_count) { | |
3405 | case 0: | |
3406 | /* | |
44c440bc PP |
3407 | * No clock class exists in the trace at this point. Create an |
3408 | * implicit one at 1 GHz, named `default`, and use this clock | |
3409 | * class. | |
7bf5af54 | 3410 | */ |
0f2d58c9 | 3411 | clock_class_to_map_to = ctf_clock_class_create(); |
44c440bc | 3412 | BT_ASSERT(clock_class_to_map_to); |
0f2d58c9 PP |
3413 | clock_class_to_map_to->frequency = UINT64_C(1000000000); |
3414 | g_string_assign(clock_class_to_map_to->name, "default"); | |
44c440bc PP |
3415 | BT_ASSERT(ret == 0); |
3416 | g_ptr_array_add(ctx->ctf_tc->clock_classes, | |
398454ed | 3417 | clock_class_to_map_to); |
7bf5af54 PP |
3418 | break; |
3419 | case 1: | |
3420 | /* | |
44c440bc PP |
3421 | * Only one clock class exists in the trace at this point: use |
3422 | * this one. | |
7bf5af54 | 3423 | */ |
398454ed | 3424 | clock_class_to_map_to = ctx->ctf_tc->clock_classes->pdata[0]; |
7bf5af54 PP |
3425 | break; |
3426 | default: | |
3427 | /* | |
44c440bc PP |
3428 | * Timestamp field not mapped to a clock class and there's more |
3429 | * than one clock class in the trace: this is an error. | |
7bf5af54 | 3430 | */ |
f7b785ac | 3431 | BT_COMP_LOGE_STR("Timestamp field found with no mapped clock class, " |
7bf5af54 PP |
3432 | "but there's more than one clock class in the trace at this point."); |
3433 | ret = -1; | |
56b43721 PP |
3434 | goto end; |
3435 | } | |
3436 | ||
f6ccaed9 | 3437 | BT_ASSERT(clock_class_to_map_to); |
398454ed | 3438 | int_fc->mapped_clock_class = clock_class_to_map_to; |
56b43721 | 3439 | |
7bf5af54 | 3440 | end: |
7bf5af54 PP |
3441 | return ret; |
3442 | } | |
56b43721 | 3443 | |
7bf5af54 PP |
3444 | static |
3445 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
5cd6d0e5 | 3446 | struct ctf_field_class *root_fc, const char *field_name) |
7bf5af54 PP |
3447 | { |
3448 | int ret = 0; | |
44c440bc | 3449 | uint64_t i, count; |
5cd6d0e5 PP |
3450 | struct ctf_field_class_struct *struct_fc = (void *) root_fc; |
3451 | struct ctf_field_class_variant *var_fc = (void *) root_fc; | |
56b43721 | 3452 | |
5cd6d0e5 | 3453 | if (!root_fc) { |
7bf5af54 PP |
3454 | goto end; |
3455 | } | |
56b43721 | 3456 | |
864cad70 PP |
3457 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && |
3458 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
7bf5af54 PP |
3459 | goto end; |
3460 | } | |
3461 | ||
864cad70 | 3462 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 | 3463 | count = struct_fc->members->len; |
7bf5af54 | 3464 | } else { |
5cd6d0e5 | 3465 | count = var_fc->options->len; |
7bf5af54 PP |
3466 | } |
3467 | ||
7bf5af54 | 3468 | for (i = 0; i < count; i++) { |
5cd6d0e5 | 3469 | struct ctf_named_field_class *named_fc = NULL; |
7bf5af54 | 3470 | |
864cad70 | 3471 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 PP |
3472 | named_fc = ctf_field_class_struct_borrow_member_by_index( |
3473 | struct_fc, i); | |
864cad70 | 3474 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
3475 | named_fc = ctf_field_class_variant_borrow_option_by_index( |
3476 | var_fc, i); | |
fba9c0c1 | 3477 | } else { |
498e7994 | 3478 | bt_common_abort(); |
7bf5af54 PP |
3479 | } |
3480 | ||
5cd6d0e5 | 3481 | if (strcmp(named_fc->name->str, field_name) == 0) { |
44c440bc | 3482 | ret = auto_map_field_to_trace_clock_class(ctx, |
5cd6d0e5 | 3483 | named_fc->fc); |
7bf5af54 | 3484 | if (ret) { |
f7b785ac | 3485 | BT_COMP_LOGE("Cannot automatically map field to trace's clock class: " |
7bf5af54 | 3486 | "field-name=\"%s\"", field_name); |
7bf5af54 | 3487 | goto end; |
56b43721 PP |
3488 | } |
3489 | } | |
3490 | ||
5cd6d0e5 | 3491 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, |
44c440bc | 3492 | field_name); |
7bf5af54 | 3493 | if (ret) { |
f7b785ac | 3494 | BT_COMP_LOGE("Cannot automatically map structure or variant field class's fields to trace's clock class: " |
7bf5af54 | 3495 | "field-name=\"%s\", root-field-name=\"%s\"", |
5cd6d0e5 | 3496 | field_name, named_fc->name->str); |
7bf5af54 PP |
3497 | goto end; |
3498 | } | |
56b43721 PP |
3499 | } |
3500 | ||
3501 | end: | |
56b43721 PP |
3502 | return ret; |
3503 | } | |
3504 | ||
e98a2d6e PP |
3505 | static |
3506 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc | 3507 | struct ctf_stream_class *stream_class, int *set) |
e98a2d6e PP |
3508 | { |
3509 | int ret = 0; | |
3510 | char *left = NULL; | |
e98a2d6e PP |
3511 | |
3512 | switch (node->type) { | |
3513 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3514 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3515 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3516 | if (ret) { |
f7b785ac | 3517 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3518 | "Cannot add field class found in stream class."); |
e98a2d6e PP |
3519 | goto error; |
3520 | } | |
3521 | break; | |
3522 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3523 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3524 | node->u.field_class_alias.alias); | |
e98a2d6e | 3525 | if (ret) { |
f7b785ac | 3526 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3527 | "Cannot add field class alias found in stream class."); |
e98a2d6e PP |
3528 | goto error; |
3529 | } | |
3530 | break; | |
3531 | case NODE_CTF_EXPRESSION: | |
3532 | { | |
1a6da3f9 | 3533 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 3534 | if (!left) { |
f7b785ac | 3535 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3536 | ret = -EINVAL; |
3537 | goto error; | |
3538 | } | |
3539 | ||
2242b43d | 3540 | if (strcmp(left, "id") == 0) { |
e98a2d6e | 3541 | int64_t id; |
e98a2d6e PP |
3542 | |
3543 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
f7b785ac | 3544 | _BT_COMP_LOGE_DUP_ATTR(node, "id", |
28973adf | 3545 | "stream declaration"); |
e98a2d6e PP |
3546 | ret = -EPERM; |
3547 | goto error; | |
3548 | } | |
3549 | ||
0746848c PP |
3550 | ret = get_unary_unsigned(ctx, |
3551 | &node->u.ctf_expression.right, | |
e98a2d6e | 3552 | (uint64_t *) &id); |
44c440bc | 3553 | |
5eae0c3c JG |
3554 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3555 | if (ret || (!ret && id < 0)) { | |
f7b785ac | 3556 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3557 | "Unexpected unary expression for stream class's `id` attribute."); |
e98a2d6e PP |
3558 | ret = -EINVAL; |
3559 | goto error; | |
3560 | } | |
3561 | ||
44c440bc PP |
3562 | if (ctf_trace_class_borrow_stream_class_by_id( |
3563 | ctx->ctf_tc, id)) { | |
f7b785ac | 3564 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3565 | "Duplicate stream class (same ID): id=%" PRId64, |
e98a2d6e PP |
3566 | id); |
3567 | ret = -EEXIST; | |
3568 | goto error; | |
3569 | } | |
3570 | ||
44c440bc | 3571 | stream_class->id = id; |
e98a2d6e | 3572 | _SET(set, _STREAM_ID_SET); |
2242b43d | 3573 | } else if (strcmp(left, "event.header") == 0) { |
e98a2d6e | 3574 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { |
f7b785ac | 3575 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3576 | "Duplicate `event.header` entry in stream class."); |
e98a2d6e PP |
3577 | ret = -EPERM; |
3578 | goto error; | |
3579 | } | |
3580 | ||
5cd6d0e5 | 3581 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3582 | _BT_LIST_FIRST_ENTRY( |
3583 | &node->u.ctf_expression.right, | |
3584 | struct ctf_node, siblings), | |
5cd6d0e5 | 3585 | &stream_class->event_header_fc); |
e98a2d6e | 3586 | if (ret) { |
f7b785ac | 3587 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3588 | "Cannot create stream class's event header field class."); |
e98a2d6e PP |
3589 | goto error; |
3590 | } | |
3591 | ||
5cd6d0e5 | 3592 | BT_ASSERT(stream_class->event_header_fc); |
56b43721 | 3593 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3594 | stream_class->event_header_fc, "timestamp"); |
56b43721 | 3595 | if (ret) { |
f7b785ac | 3596 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3597 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); |
56b43721 PP |
3598 | goto error; |
3599 | } | |
e98a2d6e | 3600 | |
e98a2d6e | 3601 | _SET(set, _STREAM_EVENT_HEADER_SET); |
2242b43d | 3602 | } else if (strcmp(left, "event.context") == 0) { |
e98a2d6e | 3603 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { |
f7b785ac | 3604 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3605 | "Duplicate `event.context` entry in stream class."); |
e98a2d6e PP |
3606 | ret = -EPERM; |
3607 | goto error; | |
3608 | } | |
3609 | ||
5cd6d0e5 | 3610 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3611 | _BT_LIST_FIRST_ENTRY( |
3612 | &node->u.ctf_expression.right, | |
3613 | struct ctf_node, siblings), | |
5cd6d0e5 | 3614 | &stream_class->event_common_context_fc); |
e98a2d6e | 3615 | if (ret) { |
f7b785ac | 3616 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3617 | "Cannot create stream class's event context field class."); |
e98a2d6e PP |
3618 | goto error; |
3619 | } | |
3620 | ||
5cd6d0e5 | 3621 | BT_ASSERT(stream_class->event_common_context_fc); |
e98a2d6e | 3622 | _SET(set, _STREAM_EVENT_CONTEXT_SET); |
2242b43d | 3623 | } else if (strcmp(left, "packet.context") == 0) { |
e98a2d6e | 3624 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { |
f7b785ac | 3625 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3626 | "Duplicate `packet.context` entry in stream class."); |
e98a2d6e PP |
3627 | ret = -EPERM; |
3628 | goto error; | |
3629 | } | |
3630 | ||
5cd6d0e5 | 3631 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3632 | _BT_LIST_FIRST_ENTRY( |
3633 | &node->u.ctf_expression.right, | |
3634 | struct ctf_node, siblings), | |
5cd6d0e5 | 3635 | &stream_class->packet_context_fc); |
e98a2d6e | 3636 | if (ret) { |
f7b785ac | 3637 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3638 | "Cannot create stream class's packet context field class."); |
e98a2d6e PP |
3639 | goto error; |
3640 | } | |
3641 | ||
5cd6d0e5 | 3642 | BT_ASSERT(stream_class->packet_context_fc); |
56b43721 | 3643 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3644 | stream_class->packet_context_fc, |
44c440bc | 3645 | "timestamp_begin"); |
7bf5af54 | 3646 | if (ret) { |
f7b785ac | 3647 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3648 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); |
7bf5af54 PP |
3649 | goto error; |
3650 | } | |
3651 | ||
3652 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
5cd6d0e5 | 3653 | stream_class->packet_context_fc, |
44c440bc | 3654 | "timestamp_end"); |
56b43721 | 3655 | if (ret) { |
f7b785ac | 3656 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3657 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
3658 | goto error; |
3659 | } | |
e98a2d6e | 3660 | |
e98a2d6e PP |
3661 | _SET(set, _STREAM_PACKET_CONTEXT_SET); |
3662 | } else { | |
f7b785ac | 3663 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3664 | "Unknown attribute in stream class: " |
08da4f77 | 3665 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3666 | } |
3667 | ||
3668 | g_free(left); | |
3669 | left = NULL; | |
3670 | break; | |
3671 | } | |
3672 | ||
3673 | default: | |
3674 | ret = -EPERM; | |
3675 | goto error; | |
3676 | } | |
3677 | ||
3678 | return 0; | |
3679 | ||
3680 | error: | |
3681 | g_free(left); | |
e98a2d6e PP |
3682 | return ret; |
3683 | } | |
3684 | ||
3685 | static | |
3686 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3687 | { | |
e98a2d6e PP |
3688 | int set = 0; |
3689 | int ret = 0; | |
3690 | struct ctf_node *iter; | |
44c440bc | 3691 | struct ctf_stream_class *stream_class = NULL; |
e98a2d6e PP |
3692 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3693 | ||
3694 | if (node->visited) { | |
3695 | goto end; | |
3696 | } | |
3697 | ||
3698 | node->visited = TRUE; | |
44c440bc PP |
3699 | stream_class = ctf_stream_class_create(); |
3700 | BT_ASSERT(stream_class); | |
3701 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
3702 | |
3703 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3704 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3705 | if (ret) { | |
f7b785ac | 3706 | _BT_COMP_LOGE_NODE(iter, |
28973adf PP |
3707 | "Cannot visit stream class's entry: " |
3708 | "ret=%d", ret); | |
e98a2d6e PP |
3709 | ctx_pop_scope(ctx); |
3710 | goto error; | |
3711 | } | |
3712 | } | |
3713 | ||
3714 | ctx_pop_scope(ctx); | |
3715 | ||
3716 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
44c440bc | 3717 | /* Check that packet header has `stream_id` field */ |
5cd6d0e5 | 3718 | struct ctf_named_field_class *named_fc = NULL; |
e98a2d6e | 3719 | |
5cd6d0e5 | 3720 | if (!ctx->ctf_tc->packet_header_fc) { |
f7b785ac | 3721 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3722 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3723 | "but trace has no packet header field class."); |
d6701381 | 3724 | ret = -EINVAL; |
e98a2d6e PP |
3725 | goto error; |
3726 | } | |
3727 | ||
5cd6d0e5 PP |
3728 | named_fc = ctf_field_class_struct_borrow_member_by_name( |
3729 | (void *) ctx->ctf_tc->packet_header_fc, "stream_id"); | |
3730 | if (!named_fc) { | |
f7b785ac | 3731 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3732 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3733 | "but trace's packet header field class has no `stream_id` field."); |
d6701381 | 3734 | ret = -EINVAL; |
e98a2d6e PP |
3735 | goto error; |
3736 | } | |
3737 | ||
864cad70 PP |
3738 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3739 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
f7b785ac | 3740 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3741 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3742 | "but trace's packet header field class's `stream_id` field is not an integer field class."); |
d6701381 | 3743 | ret = -EINVAL; |
e98a2d6e PP |
3744 | goto error; |
3745 | } | |
e98a2d6e PP |
3746 | } else { |
3747 | /* Allow only _one_ ID-less stream */ | |
44c440bc | 3748 | if (ctx->ctf_tc->stream_classes->len != 0) { |
f7b785ac | 3749 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3750 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); |
e98a2d6e PP |
3751 | ret = -EPERM; |
3752 | goto error; | |
3753 | } | |
3754 | ||
3755 | /* Automatic ID: 0 */ | |
44c440bc | 3756 | stream_class->id = 0; |
e98a2d6e PP |
3757 | } |
3758 | ||
1e649dff PP |
3759 | /* |
3760 | * Make sure that this stream class's ID is currently unique in | |
3761 | * the trace. | |
3762 | */ | |
44c440bc PP |
3763 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, |
3764 | stream_class->id)) { | |
f7b785ac | 3765 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3766 | "Duplicate stream class (same ID): id=%" PRId64, |
44c440bc | 3767 | stream_class->id); |
1e649dff PP |
3768 | ret = -EINVAL; |
3769 | goto error; | |
3770 | } | |
3771 | ||
44c440bc | 3772 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); |
e98a2d6e | 3773 | stream_class = NULL; |
1e649dff | 3774 | goto end; |
e98a2d6e PP |
3775 | |
3776 | error: | |
44c440bc PP |
3777 | ctf_stream_class_destroy(stream_class); |
3778 | stream_class = NULL; | |
e98a2d6e | 3779 | |
1e649dff | 3780 | end: |
e98a2d6e PP |
3781 | return ret; |
3782 | } | |
3783 | ||
3784 | static | |
3785 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3786 | { | |
3787 | int ret = 0; | |
3788 | char *left = NULL; | |
44c440bc | 3789 | uint64_t val; |
e98a2d6e PP |
3790 | |
3791 | switch (node->type) { | |
3792 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3793 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3794 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3795 | if (ret) { |
f7b785ac | 3796 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3797 | "Cannot add field class found in trace (`trace` block)."); |
e98a2d6e PP |
3798 | goto error; |
3799 | } | |
3800 | break; | |
3801 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3802 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3803 | node->u.field_class_alias.alias); | |
e98a2d6e | 3804 | if (ret) { |
f7b785ac | 3805 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3806 | "Cannot add field class alias found in trace (`trace` block)."); |
e98a2d6e PP |
3807 | goto error; |
3808 | } | |
3809 | break; | |
3810 | case NODE_CTF_EXPRESSION: | |
3811 | { | |
1a6da3f9 | 3812 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 3813 | if (!left) { |
f7b785ac | 3814 | _BT_COMP_LOGE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3815 | ret = -EINVAL; |
3816 | goto error; | |
3817 | } | |
3818 | ||
2242b43d | 3819 | if (strcmp(left, "major") == 0) { |
e98a2d6e | 3820 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { |
f7b785ac | 3821 | _BT_COMP_LOGE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
3822 | ret = -EPERM; |
3823 | goto error; | |
3824 | } | |
3825 | ||
0746848c PP |
3826 | ret = get_unary_unsigned(ctx, |
3827 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3828 | if (ret) { |
f7b785ac | 3829 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3830 | "Unexpected unary expression for trace's `major` attribute."); |
e98a2d6e PP |
3831 | ret = -EINVAL; |
3832 | goto error; | |
3833 | } | |
3834 | ||
44c440bc | 3835 | if (val != 1) { |
f7b785ac | 3836 | _BT_COMP_LOGE_NODE(node, |
44c440bc | 3837 | "Invalid trace's `minor` attribute: expecting 1."); |
d6701381 | 3838 | ret = -EINVAL; |
44c440bc PP |
3839 | goto error; |
3840 | } | |
3841 | ||
3842 | ctx->ctf_tc->major = val; | |
e98a2d6e | 3843 | _SET(set, _TRACE_MAJOR_SET); |
2242b43d | 3844 | } else if (strcmp(left, "minor") == 0) { |
e98a2d6e | 3845 | if (_IS_SET(set, _TRACE_MINOR_SET)) { |
f7b785ac | 3846 | _BT_COMP_LOGE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
3847 | ret = -EPERM; |
3848 | goto error; | |
3849 | } | |
3850 | ||
0746848c PP |
3851 | ret = get_unary_unsigned(ctx, |
3852 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3853 | if (ret) { |
f7b785ac | 3854 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3855 | "Unexpected unary expression for trace's `minor` attribute."); |
e98a2d6e PP |
3856 | ret = -EINVAL; |
3857 | goto error; | |
3858 | } | |
3859 | ||
44c440bc | 3860 | if (val != 8) { |
f7b785ac | 3861 | _BT_COMP_LOGE_NODE(node, |
44c440bc | 3862 | "Invalid trace's `minor` attribute: expecting 8."); |
d6701381 | 3863 | ret = -EINVAL; |
44c440bc PP |
3864 | goto error; |
3865 | } | |
3866 | ||
3867 | ctx->ctf_tc->minor = val; | |
e98a2d6e | 3868 | _SET(set, _TRACE_MINOR_SET); |
2242b43d | 3869 | } else if (strcmp(left, "uuid") == 0) { |
e98a2d6e | 3870 | if (_IS_SET(set, _TRACE_UUID_SET)) { |
f7b785ac | 3871 | _BT_COMP_LOGE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
3872 | ret = -EPERM; |
3873 | goto error; | |
3874 | } | |
3875 | ||
0746848c PP |
3876 | ret = get_unary_uuid(ctx, |
3877 | &node->u.ctf_expression.right, | |
44c440bc | 3878 | ctx->ctf_tc->uuid); |
e98a2d6e | 3879 | if (ret) { |
f7b785ac | 3880 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3881 | "Invalid trace's `uuid` attribute."); |
e98a2d6e PP |
3882 | goto error; |
3883 | } | |
3884 | ||
44c440bc | 3885 | ctx->ctf_tc->is_uuid_set = true; |
e98a2d6e | 3886 | _SET(set, _TRACE_UUID_SET); |
2242b43d | 3887 | } else if (strcmp(left, "byte_order") == 0) { |
44c440bc | 3888 | /* Default byte order is already known at this stage */ |
e98a2d6e | 3889 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { |
f7b785ac | 3890 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 3891 | "trace"); |
e98a2d6e PP |
3892 | ret = -EPERM; |
3893 | goto error; | |
3894 | } | |
3895 | ||
e2bd7d40 | 3896 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); |
e98a2d6e | 3897 | _SET(set, _TRACE_BYTE_ORDER_SET); |
2242b43d | 3898 | } else if (strcmp(left, "packet.header") == 0) { |
e98a2d6e | 3899 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { |
f7b785ac | 3900 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3901 | "Duplicate `packet.header` entry in trace."); |
e98a2d6e PP |
3902 | ret = -EPERM; |
3903 | goto error; | |
3904 | } | |
3905 | ||
5cd6d0e5 | 3906 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3907 | _BT_LIST_FIRST_ENTRY( |
3908 | &node->u.ctf_expression.right, | |
3909 | struct ctf_node, siblings), | |
5cd6d0e5 | 3910 | &ctx->ctf_tc->packet_header_fc); |
e98a2d6e | 3911 | if (ret) { |
f7b785ac | 3912 | _BT_COMP_LOGE_NODE(node, |
5cd6d0e5 | 3913 | "Cannot create trace's packet header field class."); |
e98a2d6e PP |
3914 | goto error; |
3915 | } | |
3916 | ||
5cd6d0e5 | 3917 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); |
e98a2d6e PP |
3918 | _SET(set, _TRACE_PACKET_HEADER_SET); |
3919 | } else { | |
f7b785ac | 3920 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3921 | "Unknown attribute in stream class: " |
08da4f77 | 3922 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3923 | } |
3924 | ||
3925 | g_free(left); | |
3926 | left = NULL; | |
3927 | break; | |
3928 | } | |
3929 | default: | |
f7b785ac | 3930 | _BT_COMP_LOGE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
3931 | ret = -EINVAL; |
3932 | goto error; | |
3933 | } | |
3934 | ||
3935 | return 0; | |
3936 | ||
3937 | error: | |
3938 | g_free(left); | |
e98a2d6e PP |
3939 | return ret; |
3940 | } | |
3941 | ||
3942 | static | |
3943 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
3944 | { | |
3945 | int ret = 0; | |
3946 | int set = 0; | |
3947 | struct ctf_node *iter; | |
3948 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3949 | ||
3950 | if (node->visited) { | |
3951 | goto end; | |
3952 | } | |
3953 | ||
3954 | node->visited = TRUE; | |
3955 | ||
3956 | if (ctx->is_trace_visited) { | |
f7b785ac | 3957 | _BT_COMP_LOGE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
3958 | ret = -EEXIST; |
3959 | goto error; | |
3960 | } | |
3961 | ||
44c440bc | 3962 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
3963 | |
3964 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3965 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3966 | if (ret) { | |
f7b785ac | 3967 | _BT_COMP_LOGE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
28973adf | 3968 | "ret=%d", ret); |
e98a2d6e PP |
3969 | ctx_pop_scope(ctx); |
3970 | goto error; | |
3971 | } | |
3972 | } | |
3973 | ||
3974 | ctx_pop_scope(ctx); | |
3975 | ||
3976 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
f7b785ac | 3977 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3978 | "Missing `major` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3979 | ret = -EPERM; |
3980 | goto error; | |
3981 | } | |
3982 | ||
3983 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
f7b785ac | 3984 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3985 | "Missing `minor` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3986 | ret = -EPERM; |
3987 | goto error; | |
3988 | } | |
3989 | ||
3990 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 3991 | _BT_COMP_LOGE_NODE(node, |
28973adf | 3992 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3993 | ret = -EPERM; |
3994 | goto error; | |
3995 | } | |
3996 | ||
44c440bc | 3997 | ctx->is_trace_visited = true; |
e98a2d6e PP |
3998 | |
3999 | end: | |
4000 | return 0; | |
4001 | ||
4002 | error: | |
4003 | return ret; | |
4004 | } | |
4005 | ||
4006 | static | |
4007 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4008 | { | |
4009 | int ret = 0; | |
4010 | char *left = NULL; | |
4011 | struct ctf_node *entry_node; | |
4012 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4013 | ||
4014 | if (node->visited) { | |
4015 | goto end; | |
4016 | } | |
4017 | ||
4018 | node->visited = TRUE; | |
4019 | ||
4020 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4021 | struct bt_list_head *right_head = | |
4022 | &entry_node->u.ctf_expression.right; | |
4023 | ||
4024 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4025 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4026 | "Wrong expression in environment entry: " |
08da4f77 | 4027 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4028 | ret = -EPERM; |
4029 | goto error; | |
4030 | } | |
4031 | ||
1a6da3f9 | 4032 | left = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4033 | &entry_node->u.ctf_expression.left); |
4034 | if (!left) { | |
f7b785ac | 4035 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4036 | "Cannot get environment entry's name."); |
e98a2d6e PP |
4037 | ret = -EINVAL; |
4038 | goto error; | |
4039 | } | |
4040 | ||
4041 | if (is_unary_string(right_head)) { | |
1a6da3f9 | 4042 | char *right = ctf_ast_concatenate_unary_strings(right_head); |
e98a2d6e PP |
4043 | |
4044 | if (!right) { | |
f7b785ac | 4045 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4046 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4047 | "name=\"%s\"", left); |
e98a2d6e PP |
4048 | ret = -EINVAL; |
4049 | goto error; | |
4050 | } | |
4051 | ||
7bf5af54 PP |
4052 | if (strcmp(left, "tracer_name") == 0) { |
4053 | if (strncmp(right, "lttng", 5) == 0) { | |
f7b785ac | 4054 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " |
7bf5af54 PP |
4055 | "tracer-name=\"%s\"", |
4056 | left, right); | |
44c440bc | 4057 | ctx->is_lttng = true; |
f4421ff3 PP |
4058 | } |
4059 | } | |
4060 | ||
44c440bc PP |
4061 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4062 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
4063 | right, 0); | |
e98a2d6e | 4064 | g_free(right); |
e98a2d6e PP |
4065 | } else if (is_unary_unsigned(right_head) || |
4066 | is_unary_signed(right_head)) { | |
4067 | int64_t v; | |
4068 | ||
4069 | if (is_unary_unsigned(right_head)) { | |
0746848c | 4070 | ret = get_unary_unsigned(ctx, right_head, |
e98a2d6e PP |
4071 | (uint64_t *) &v); |
4072 | } else { | |
4073 | ret = get_unary_signed(right_head, &v); | |
4074 | } | |
4075 | if (ret) { | |
f7b785ac | 4076 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4077 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4078 | "name=\"%s\"", left); |
e98a2d6e PP |
4079 | ret = -EINVAL; |
4080 | goto error; | |
4081 | } | |
4082 | ||
44c440bc PP |
4083 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4084 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
4085 | NULL, v); | |
e98a2d6e | 4086 | } else { |
f7b785ac | 4087 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4088 | "Environment entry has unknown type: " |
08da4f77 | 4089 | "name=\"%s\"", left); |
e98a2d6e PP |
4090 | } |
4091 | ||
4092 | g_free(left); | |
4093 | left = NULL; | |
4094 | } | |
4095 | ||
4096 | end: | |
4097 | return 0; | |
4098 | ||
4099 | error: | |
4100 | g_free(left); | |
e98a2d6e PP |
4101 | return ret; |
4102 | } | |
4103 | ||
4104 | static | |
4105 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4106 | { | |
4107 | int ret = 0; | |
4108 | int set = 0; | |
4109 | char *left = NULL; | |
4110 | struct ctf_node *node; | |
4111 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4112 | ||
4113 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4114 | if (node->type == NODE_CTF_EXPRESSION) { | |
4115 | struct ctf_node *right_node; | |
4116 | ||
1a6da3f9 | 4117 | left = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4118 | &node->u.ctf_expression.left); |
4119 | if (!left) { | |
f7b785ac | 4120 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4121 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
4122 | ret = -EINVAL; |
4123 | goto error; | |
4124 | } | |
4125 | ||
2242b43d | 4126 | if (strcmp(left, "byte_order") == 0) { |
44c440bc | 4127 | enum ctf_byte_order bo; |
e98a2d6e PP |
4128 | |
4129 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4130 | _BT_COMP_LOGE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4131 | "trace"); |
e98a2d6e PP |
4132 | ret = -EPERM; |
4133 | goto error; | |
4134 | } | |
4135 | ||
4136 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4137 | right_node = _BT_LIST_FIRST_ENTRY( | |
4138 | &node->u.ctf_expression.right, | |
4139 | struct ctf_node, siblings); | |
0746848c PP |
4140 | bo = byte_order_from_unary_expr(ctx, |
4141 | right_node); | |
e2bd7d40 | 4142 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { |
f7b785ac | 4143 | _BT_COMP_LOGE_NODE(node, |
28973adf PP |
4144 | "Invalid `byte_order` attribute in trace (`trace` block): " |
4145 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4146 | ret = -EINVAL; |
4147 | goto error; | |
44c440bc | 4148 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { |
f7b785ac | 4149 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4150 | "Invalid `byte_order` attribute in trace (`trace` block): " |
08da4f77 | 4151 | "cannot be set to `native` here."); |
e98a2d6e PP |
4152 | ret = -EPERM; |
4153 | goto error; | |
4154 | } | |
4155 | ||
44c440bc | 4156 | ctx->ctf_tc->default_byte_order = bo; |
e98a2d6e PP |
4157 | } |
4158 | ||
4159 | g_free(left); | |
4160 | left = NULL; | |
4161 | } | |
4162 | } | |
4163 | ||
4164 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
f7b785ac | 4165 | _BT_COMP_LOGE_NODE(trace_node, |
28973adf | 4166 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4167 | ret = -EINVAL; |
4168 | goto error; | |
4169 | } | |
4170 | ||
4171 | return 0; | |
4172 | ||
4173 | error: | |
4174 | g_free(left); | |
e98a2d6e PP |
4175 | return ret; |
4176 | } | |
4177 | ||
4178 | static | |
4179 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
0f2d58c9 | 4180 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, |
44c440bc | 4181 | uint64_t *offset_cycles) |
e98a2d6e PP |
4182 | { |
4183 | int ret = 0; | |
4184 | char *left = NULL; | |
4185 | ||
4186 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
f7b785ac | 4187 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4188 | "Unexpected node type: node-type=%d", |
4189 | entry_node->type); | |
e98a2d6e PP |
4190 | ret = -EPERM; |
4191 | goto error; | |
4192 | } | |
4193 | ||
1a6da3f9 | 4194 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); |
e98a2d6e | 4195 | if (!left) { |
f7b785ac | 4196 | _BT_COMP_LOGE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4197 | ret = -EINVAL; |
4198 | goto error; | |
4199 | } | |
4200 | ||
2242b43d | 4201 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
4202 | char *right; |
4203 | ||
4204 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4205 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4206 | ret = -EPERM; |
4207 | goto error; | |
4208 | } | |
4209 | ||
1a6da3f9 | 4210 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4211 | &entry_node->u.ctf_expression.right); |
4212 | if (!right) { | |
f7b785ac | 4213 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4214 | "Unexpected unary expression for clock class's `name` attribute."); |
e98a2d6e PP |
4215 | ret = -EINVAL; |
4216 | goto error; | |
4217 | } | |
4218 | ||
0f2d58c9 | 4219 | g_string_assign(clock->name, right); |
e98a2d6e PP |
4220 | g_free(right); |
4221 | _SET(set, _CLOCK_NAME_SET); | |
2242b43d | 4222 | } else if (strcmp(left, "uuid") == 0) { |
6162e6b7 | 4223 | bt_uuid_t uuid; |
e98a2d6e PP |
4224 | |
4225 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
f7b785ac | 4226 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4227 | ret = -EPERM; |
4228 | goto error; | |
4229 | } | |
4230 | ||
0746848c PP |
4231 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, |
4232 | uuid); | |
e98a2d6e | 4233 | if (ret) { |
f7b785ac | 4234 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4235 | "Invalid clock class's `uuid` attribute."); |
e98a2d6e PP |
4236 | goto error; |
4237 | } | |
4238 | ||
0f2d58c9 | 4239 | clock->has_uuid = true; |
6162e6b7 | 4240 | bt_uuid_copy(clock->uuid, uuid); |
e98a2d6e | 4241 | _SET(set, _CLOCK_UUID_SET); |
2242b43d | 4242 | } else if (strcmp(left, "description") == 0) { |
e98a2d6e PP |
4243 | char *right; |
4244 | ||
4245 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
f7b785ac | 4246 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "description", |
28973adf | 4247 | "clock class"); |
e98a2d6e PP |
4248 | ret = -EPERM; |
4249 | goto error; | |
4250 | } | |
4251 | ||
1a6da3f9 | 4252 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4253 | &entry_node->u.ctf_expression.right); |
4254 | if (!right) { | |
f7b785ac | 4255 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4256 | "Unexpected unary expression for clock class's `description` attribute."); |
e98a2d6e PP |
4257 | ret = -EINVAL; |
4258 | goto error; | |
4259 | } | |
4260 | ||
0f2d58c9 | 4261 | g_string_assign(clock->description, right); |
e98a2d6e PP |
4262 | g_free(right); |
4263 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
2242b43d | 4264 | } else if (strcmp(left, "freq") == 0) { |
44c440bc | 4265 | uint64_t freq = UINT64_C(-1); |
e98a2d6e PP |
4266 | |
4267 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
f7b785ac | 4268 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4269 | ret = -EPERM; |
4270 | goto error; | |
4271 | } | |
4272 | ||
0746848c | 4273 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4274 | &entry_node->u.ctf_expression.right, &freq); |
4275 | if (ret) { | |
f7b785ac | 4276 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4277 | "Unexpected unary expression for clock class's `freq` attribute."); |
e98a2d6e PP |
4278 | ret = -EINVAL; |
4279 | goto error; | |
4280 | } | |
4281 | ||
44c440bc | 4282 | if (freq == UINT64_C(-1) || freq == 0) { |
f7b785ac | 4283 | _BT_COMP_LOGE_NODE(entry_node, |
239744fc PP |
4284 | "Invalid clock class frequency: freq=%" PRIu64, |
4285 | freq); | |
4286 | ret = -EINVAL; | |
4287 | goto error; | |
4288 | } | |
4289 | ||
0f2d58c9 | 4290 | clock->frequency = freq; |
e98a2d6e | 4291 | _SET(set, _CLOCK_FREQ_SET); |
2242b43d | 4292 | } else if (strcmp(left, "precision") == 0) { |
e98a2d6e PP |
4293 | uint64_t precision; |
4294 | ||
4295 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
f7b785ac | 4296 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "precision", |
28973adf | 4297 | "clock class"); |
e98a2d6e PP |
4298 | ret = -EPERM; |
4299 | goto error; | |
4300 | } | |
4301 | ||
0746848c | 4302 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4303 | &entry_node->u.ctf_expression.right, &precision); |
4304 | if (ret) { | |
f7b785ac | 4305 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4306 | "Unexpected unary expression for clock class's `precision` attribute."); |
e98a2d6e PP |
4307 | ret = -EINVAL; |
4308 | goto error; | |
4309 | } | |
4310 | ||
0f2d58c9 | 4311 | clock->precision = precision; |
e98a2d6e | 4312 | _SET(set, _CLOCK_PRECISION_SET); |
2242b43d | 4313 | } else if (strcmp(left, "offset_s") == 0) { |
e98a2d6e | 4314 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { |
f7b785ac | 4315 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset_s", |
28973adf | 4316 | "clock class"); |
e98a2d6e PP |
4317 | ret = -EPERM; |
4318 | goto error; | |
4319 | } | |
4320 | ||
fb4ac437 | 4321 | ret = get_unary_signed( |
44c440bc | 4322 | &entry_node->u.ctf_expression.right, offset_seconds); |
e98a2d6e | 4323 | if (ret) { |
f7b785ac | 4324 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4325 | "Unexpected unary expression for clock class's `offset_s` attribute."); |
e98a2d6e PP |
4326 | ret = -EINVAL; |
4327 | goto error; | |
4328 | } | |
4329 | ||
e98a2d6e | 4330 | _SET(set, _CLOCK_OFFSET_S_SET); |
2242b43d | 4331 | } else if (strcmp(left, "offset") == 0) { |
e98a2d6e | 4332 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { |
f7b785ac | 4333 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4334 | ret = -EPERM; |
4335 | goto error; | |
4336 | } | |
4337 | ||
0746848c | 4338 | ret = get_unary_unsigned(ctx, |
44c440bc | 4339 | &entry_node->u.ctf_expression.right, offset_cycles); |
e98a2d6e | 4340 | if (ret) { |
f7b785ac | 4341 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4342 | "Unexpected unary expression for clock class's `offset` attribute."); |
e98a2d6e PP |
4343 | ret = -EINVAL; |
4344 | goto error; | |
4345 | } | |
4346 | ||
e98a2d6e | 4347 | _SET(set, _CLOCK_OFFSET_SET); |
2242b43d | 4348 | } else if (strcmp(left, "absolute") == 0) { |
e98a2d6e PP |
4349 | struct ctf_node *right; |
4350 | ||
4351 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
f7b785ac | 4352 | _BT_COMP_LOGE_DUP_ATTR(entry_node, "absolute", |
28973adf | 4353 | "clock class"); |
e98a2d6e PP |
4354 | ret = -EPERM; |
4355 | goto error; | |
4356 | } | |
4357 | ||
4358 | right = _BT_LIST_FIRST_ENTRY( | |
4359 | &entry_node->u.ctf_expression.right, | |
4360 | struct ctf_node, siblings); | |
0746848c | 4361 | ret = get_boolean(ctx, right); |
e98a2d6e | 4362 | if (ret < 0) { |
f7b785ac | 4363 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf | 4364 | "Unexpected unary expression for clock class's `absolute` attribute."); |
e98a2d6e PP |
4365 | ret = -EINVAL; |
4366 | goto error; | |
4367 | } | |
4368 | ||
0f2d58c9 | 4369 | clock->is_absolute = ret; |
e98a2d6e PP |
4370 | _SET(set, _CLOCK_ABSOLUTE_SET); |
4371 | } else { | |
f7b785ac | 4372 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4373 | "Unknown attribute in clock class: attr-name=\"%s\"", |
e98a2d6e PP |
4374 | left); |
4375 | } | |
4376 | ||
4377 | g_free(left); | |
4378 | left = NULL; | |
e98a2d6e PP |
4379 | return 0; |
4380 | ||
4381 | error: | |
4382 | g_free(left); | |
e98a2d6e PP |
4383 | return ret; |
4384 | } | |
4385 | ||
44c440bc PP |
4386 | static inline |
4387 | uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) | |
92540773 | 4388 | { |
44c440bc | 4389 | uint64_t cycles; |
92540773 JD |
4390 | |
4391 | /* 1GHz */ | |
44c440bc | 4392 | if (frequency == UINT64_C(1000000000)) { |
92540773 JD |
4393 | cycles = ns; |
4394 | } else { | |
4395 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4396 | } | |
4397 | ||
4398 | return cycles; | |
4399 | } | |
4400 | ||
4401 | static | |
44c440bc PP |
4402 | void calibrate_clock_class_offsets(int64_t *offset_seconds, |
4403 | uint64_t *offset_cycles, uint64_t freq) | |
4404 | { | |
4405 | if (*offset_cycles >= freq) { | |
4406 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
4407 | ||
4408 | *offset_seconds += (int64_t) s_in_offset_cycles; | |
4409 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4410 | } | |
4411 | } | |
4412 | ||
c0aa240b FD |
4413 | static |
4414 | void apply_clock_class_is_absolute(struct ctx *ctx, | |
4415 | struct ctf_clock_class *clock) | |
4416 | { | |
4417 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { | |
4418 | clock->is_absolute = true; | |
4419 | } | |
4420 | ||
4421 | return; | |
4422 | } | |
4423 | ||
44c440bc | 4424 | static |
e5be10ef | 4425 | void apply_clock_class_offset(struct ctx *ctx, |
0f2d58c9 | 4426 | struct ctf_clock_class *clock) |
92540773 | 4427 | { |
92540773 | 4428 | uint64_t freq; |
44c440bc PP |
4429 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; |
4430 | uint64_t offset_ns_to_apply; | |
4431 | int64_t cur_offset_s; | |
4432 | uint64_t cur_offset_cycles; | |
92540773 | 4433 | |
44c440bc PP |
4434 | if (ctx->decoder_config.clock_class_offset_s == 0 && |
4435 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
92540773 JD |
4436 | goto end; |
4437 | } | |
4438 | ||
44c440bc PP |
4439 | /* Transfer nanoseconds to seconds as much as possible */ |
4440 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4441 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4442 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4443 | const int64_t extra_s = -abs_extra_s; | |
4444 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4445 | (extra_s * INT64_C(1000000000)); | |
4446 | ||
4447 | BT_ASSERT(offset_ns > 0); | |
4448 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4449 | offset_s_to_apply += extra_s; | |
4450 | } else { | |
4451 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / | |
4452 | INT64_C(1000000000); | |
4453 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4454 | (extra_s * INT64_C(1000000000)); | |
4455 | ||
4456 | BT_ASSERT(offset_ns >= 0); | |
4457 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4458 | offset_s_to_apply += extra_s; | |
92540773 JD |
4459 | } |
4460 | ||
0f2d58c9 PP |
4461 | freq = clock->frequency; |
4462 | cur_offset_s = clock->offset_seconds; | |
4463 | cur_offset_cycles = clock->offset_cycles; | |
44c440bc PP |
4464 | |
4465 | /* Apply offsets */ | |
4466 | cur_offset_s += offset_s_to_apply; | |
4467 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4468 | ||
4469 | /* | |
4470 | * Recalibrate offsets because the part in cycles can be greater | |
4471 | * than the frequency at this point. | |
4472 | */ | |
4473 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4474 | ||
4475 | /* Set final offsets */ | |
0f2d58c9 PP |
4476 | clock->offset_seconds = cur_offset_s; |
4477 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4478 | |
4479 | end: | |
44c440bc | 4480 | return; |
92540773 JD |
4481 | } |
4482 | ||
4483 | static | |
1e649dff | 4484 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4485 | { |
4486 | int ret = 0; | |
4487 | int set = 0; | |
0f2d58c9 | 4488 | struct ctf_clock_class *clock; |
e98a2d6e PP |
4489 | struct ctf_node *entry_node; |
4490 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4491 | const char *clock_class_name; |
44c440bc PP |
4492 | int64_t offset_seconds = 0; |
4493 | uint64_t offset_cycles = 0; | |
4494 | uint64_t freq; | |
e98a2d6e PP |
4495 | |
4496 | if (clock_node->visited) { | |
4497 | return 0; | |
4498 | } | |
4499 | ||
4500 | clock_node->visited = TRUE; | |
f3534905 PP |
4501 | |
4502 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
0f2d58c9 | 4503 | clock = ctf_clock_class_create(); |
e98a2d6e | 4504 | if (!clock) { |
f7b785ac | 4505 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4506 | "Cannot create default clock class."); |
e98a2d6e | 4507 | ret = -ENOMEM; |
44c440bc PP |
4508 | goto end; |
4509 | } | |
4510 | ||
e98a2d6e | 4511 | bt_list_for_each_entry(entry_node, decl_list, siblings) { |
44c440bc PP |
4512 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, |
4513 | &offset_seconds, &offset_cycles); | |
e98a2d6e | 4514 | if (ret) { |
f7b785ac | 4515 | _BT_COMP_LOGE_NODE(entry_node, |
28973adf PP |
4516 | "Cannot visit clock class's entry: ret=%d", |
4517 | ret); | |
44c440bc | 4518 | goto end; |
e98a2d6e PP |
4519 | } |
4520 | } | |
4521 | ||
4522 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
f7b785ac | 4523 | _BT_COMP_LOGE_NODE(clock_node, |
28973adf | 4524 | "Missing `name` attribute in clock class."); |
e98a2d6e | 4525 | ret = -EPERM; |
44c440bc | 4526 | goto end; |
e98a2d6e PP |
4527 | } |
4528 | ||
0f2d58c9 | 4529 | clock_class_name = clock->name->str; |
f6ccaed9 | 4530 | BT_ASSERT(clock_class_name); |
f4421ff3 PP |
4531 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { |
4532 | /* | |
4533 | * Old versions of LTTng forgot to set its clock class | |
4534 | * as absolute, even if it is. This is important because | |
d6e69534 | 4535 | * it's a condition to be able to sort messages |
f4421ff3 PP |
4536 | * from different sources. |
4537 | */ | |
0f2d58c9 | 4538 | clock->is_absolute = true; |
e98a2d6e PP |
4539 | } |
4540 | ||
44c440bc PP |
4541 | /* |
4542 | * Adjust offsets so that the part in cycles is less than the | |
4543 | * frequency (move to the part in seconds). | |
4544 | */ | |
0f2d58c9 | 4545 | freq = clock->frequency; |
44c440bc | 4546 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); |
0f2d58c9 PP |
4547 | BT_ASSERT(offset_cycles < clock->frequency); |
4548 | clock->offset_seconds = offset_seconds; | |
4549 | clock->offset_cycles = offset_cycles; | |
44c440bc | 4550 | apply_clock_class_offset(ctx, clock); |
c0aa240b | 4551 | apply_clock_class_is_absolute(ctx, clock); |
398454ed | 4552 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); |
0f2d58c9 | 4553 | clock = NULL; |
e98a2d6e | 4554 | |
44c440bc | 4555 | end: |
0f2d58c9 PP |
4556 | if (clock) { |
4557 | ctf_clock_class_destroy(clock); | |
4558 | } | |
4559 | ||
e98a2d6e PP |
4560 | return ret; |
4561 | } | |
4562 | ||
4563 | static | |
4564 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4565 | { | |
4566 | int ret = 0; | |
4567 | ||
4568 | if (root_decl_node->visited) { | |
4569 | goto end; | |
4570 | } | |
4571 | ||
4572 | root_decl_node->visited = TRUE; | |
4573 | ||
4574 | switch (root_decl_node->type) { | |
4575 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
4576 | ret = visit_field_class_def(ctx, |
4577 | root_decl_node->u.field_class_def.field_class_specifier_list, | |
4578 | &root_decl_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 4579 | if (ret) { |
f7b785ac | 4580 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4581 | "Cannot add field class found in root scope."); |
e98a2d6e PP |
4582 | goto end; |
4583 | } | |
4584 | break; | |
4585 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
4586 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, |
4587 | root_decl_node->u.field_class_alias.alias); | |
e98a2d6e | 4588 | if (ret) { |
f7b785ac | 4589 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4590 | "Cannot add field class alias found in root scope."); |
e98a2d6e PP |
4591 | goto end; |
4592 | } | |
4593 | break; | |
4594 | case NODE_TYPE_SPECIFIER_LIST: | |
4595 | { | |
5cd6d0e5 | 4596 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
4597 | |
4598 | /* | |
5cd6d0e5 | 4599 | * Just add the field class specifier to the root |
e98a2d6e PP |
4600 | * declaration scope. Put local reference. |
4601 | */ | |
5cd6d0e5 | 4602 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); |
e98a2d6e | 4603 | if (ret) { |
f7b785ac | 4604 | _BT_COMP_LOGE_NODE(root_decl_node, |
5cd6d0e5 | 4605 | "Cannot visit root scope's field class: " |
28973adf | 4606 | "ret=%d", ret); |
f6ccaed9 | 4607 | BT_ASSERT(!decl); |
e98a2d6e PP |
4608 | goto end; |
4609 | } | |
4610 | ||
5cd6d0e5 | 4611 | ctf_field_class_destroy(decl); |
44c440bc | 4612 | decl = NULL; |
e98a2d6e PP |
4613 | break; |
4614 | } | |
4615 | default: | |
f7b785ac | 4616 | _BT_COMP_LOGE_NODE(root_decl_node, |
28973adf PP |
4617 | "Unexpected node type: node-type=%d", |
4618 | root_decl_node->type); | |
e98a2d6e PP |
4619 | ret = -EPERM; |
4620 | goto end; | |
4621 | } | |
4622 | ||
4623 | end: | |
4624 | return ret; | |
4625 | } | |
4626 | ||
1e649dff | 4627 | BT_HIDDEN |
55314f2a | 4628 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
862ca4ed | 4629 | const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e | 4630 | { |
e98a2d6e | 4631 | struct ctx *ctx = NULL; |
e98a2d6e | 4632 | |
1e649dff | 4633 | /* Create visitor's context */ |
f7b785ac | 4634 | ctx = ctx_create(decoder_config); |
e98a2d6e | 4635 | if (!ctx) { |
9d2c9974 PP |
4636 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
4637 | decoder_config->self_comp, | |
4638 | "Cannot create visitor's context."); | |
e98a2d6e PP |
4639 | goto error; |
4640 | } | |
4641 | ||
1e649dff PP |
4642 | goto end; |
4643 | ||
4644 | error: | |
4645 | ctx_destroy(ctx); | |
4646 | ctx = NULL; | |
4647 | ||
4648 | end: | |
1e649dff PP |
4649 | return (void *) ctx; |
4650 | } | |
4651 | ||
4652 | BT_HIDDEN | |
4653 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4654 | { | |
4655 | ctx_destroy((void *) visitor); | |
4656 | } | |
4657 | ||
4658 | BT_HIDDEN | |
b19ff26f | 4659 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class( |
1e649dff PP |
4660 | struct ctf_visitor_generate_ir *visitor) |
4661 | { | |
4662 | struct ctx *ctx = (void *) visitor; | |
4663 | ||
98b15851 | 4664 | BT_ASSERT_DBG(ctx); |
41693723 PP |
4665 | |
4666 | if (ctx->trace_class) { | |
4667 | bt_trace_class_get_ref(ctx->trace_class); | |
4668 | } | |
4669 | ||
862ca4ed | 4670 | return ctx->trace_class; |
1e649dff PP |
4671 | } |
4672 | ||
44c440bc PP |
4673 | BT_HIDDEN |
4674 | struct ctf_trace_class *ctf_visitor_generate_ir_borrow_ctf_trace_class( | |
4675 | struct ctf_visitor_generate_ir *visitor) | |
4676 | { | |
4677 | struct ctx *ctx = (void *) visitor; | |
4678 | ||
98b15851 PP |
4679 | BT_ASSERT_DBG(ctx); |
4680 | BT_ASSERT_DBG(ctx->ctf_tc); | |
44c440bc PP |
4681 | return ctx->ctf_tc; |
4682 | } | |
4683 | ||
1e649dff PP |
4684 | BT_HIDDEN |
4685 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4686 | struct ctf_node *node) | |
4687 | { | |
4688 | int ret = 0; | |
4689 | struct ctx *ctx = (void *) visitor; | |
4690 | ||
f7b785ac | 4691 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4692 | |
e98a2d6e PP |
4693 | switch (node->type) { |
4694 | case NODE_ROOT: | |
4695 | { | |
4696 | struct ctf_node *iter; | |
44c440bc | 4697 | bool got_trace_decl = false; |
e98a2d6e PP |
4698 | |
4699 | /* | |
1e649dff | 4700 | * The first thing we need is the native byte order of |
5cd6d0e5 | 4701 | * the trace block, because early class aliases can have |
1e649dff PP |
4702 | * a `byte_order` attribute set to `native`. If we don't |
4703 | * have the native byte order yet, and we don't have any | |
4704 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4705 | */ |
e2bd7d40 | 4706 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
1e649dff PP |
4707 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
4708 | if (got_trace_decl) { | |
f7b785ac | 4709 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4710 | "Duplicate trace (`trace` block)."); |
1e649dff PP |
4711 | ret = -1; |
4712 | goto end; | |
4713 | } | |
e98a2d6e | 4714 | |
1e649dff PP |
4715 | ret = set_trace_byte_order(ctx, iter); |
4716 | if (ret) { | |
f7b785ac | 4717 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4718 | "Cannot set trace's native byte order: " |
08da4f77 | 4719 | "ret=%d", ret); |
1e649dff PP |
4720 | goto end; |
4721 | } | |
4722 | ||
44c440bc | 4723 | got_trace_decl = true; |
e98a2d6e PP |
4724 | } |
4725 | ||
1e649dff | 4726 | if (!got_trace_decl) { |
f7b785ac | 4727 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
4728 | ret = -EINCOMPLETE; |
4729 | goto end; | |
4730 | } | |
e98a2d6e PP |
4731 | } |
4732 | ||
44c440bc PP |
4733 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || |
4734 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
f6ccaed9 | 4735 | BT_ASSERT(ctx->current_scope && |
5084732e | 4736 | !ctx->current_scope->parent_scope); |
e98a2d6e | 4737 | |
f4421ff3 PP |
4738 | /* Environment */ |
4739 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
4740 | ret = visit_env(ctx, iter); | |
4741 | if (ret) { | |
f7b785ac | 4742 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4743 | "Cannot visit trace's environment (`env` block) entry: " |
08da4f77 | 4744 | "ret=%d", ret); |
f4421ff3 PP |
4745 | goto end; |
4746 | } | |
4747 | } | |
4748 | ||
f6ccaed9 | 4749 | BT_ASSERT(ctx->current_scope && |
5084732e | 4750 | !ctx->current_scope->parent_scope); |
f4421ff3 | 4751 | |
e98a2d6e | 4752 | /* |
f4421ff3 | 4753 | * Visit clock blocks. |
e98a2d6e PP |
4754 | */ |
4755 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 4756 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 4757 | if (ret) { |
f7b785ac | 4758 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4759 | "Cannot visit clock class: ret=%d", |
e98a2d6e | 4760 | ret); |
1e649dff | 4761 | goto end; |
e98a2d6e PP |
4762 | } |
4763 | } | |
4764 | ||
f6ccaed9 | 4765 | BT_ASSERT(ctx->current_scope && |
5084732e | 4766 | !ctx->current_scope->parent_scope); |
1e649dff | 4767 | |
e98a2d6e PP |
4768 | /* |
4769 | * Visit root declarations next, as they can be used by any | |
4770 | * following entity. | |
4771 | */ | |
4772 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
4773 | siblings) { | |
4774 | ret = visit_root_decl(ctx, iter); | |
4775 | if (ret) { | |
f7b785ac | 4776 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4777 | "Cannot visit root entry: ret=%d", |
e98a2d6e | 4778 | ret); |
1e649dff | 4779 | goto end; |
e98a2d6e PP |
4780 | } |
4781 | } | |
4782 | ||
f6ccaed9 | 4783 | BT_ASSERT(ctx->current_scope && |
5084732e | 4784 | !ctx->current_scope->parent_scope); |
1e649dff PP |
4785 | |
4786 | /* Callsite blocks are not supported */ | |
e98a2d6e | 4787 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
f7b785ac | 4788 | _BT_COMP_LOGW_NODE(iter, |
28973adf | 4789 | "\"callsite\" blocks are not supported as of this version."); |
e98a2d6e PP |
4790 | } |
4791 | ||
f6ccaed9 | 4792 | BT_ASSERT(ctx->current_scope && |
5084732e | 4793 | !ctx->current_scope->parent_scope); |
1e649dff | 4794 | |
e98a2d6e PP |
4795 | /* Trace */ |
4796 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4797 | ret = visit_trace_decl(ctx, iter); | |
4798 | if (ret) { | |
f7b785ac | 4799 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4800 | "Cannot visit trace (`trace` block): " |
08da4f77 | 4801 | "ret=%d", ret); |
1e649dff | 4802 | goto end; |
e98a2d6e PP |
4803 | } |
4804 | } | |
4805 | ||
f6ccaed9 | 4806 | BT_ASSERT(ctx->current_scope && |
5084732e | 4807 | !ctx->current_scope->parent_scope); |
1e649dff | 4808 | |
e98a2d6e PP |
4809 | /* Streams */ |
4810 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
4811 | ret = visit_stream_decl(ctx, iter); | |
4812 | if (ret) { | |
f7b785ac | 4813 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4814 | "Cannot visit stream class: ret=%d", |
08da4f77 | 4815 | ret); |
1e649dff | 4816 | goto end; |
e98a2d6e PP |
4817 | } |
4818 | } | |
4819 | ||
f6ccaed9 | 4820 | BT_ASSERT(ctx->current_scope && |
5084732e | 4821 | !ctx->current_scope->parent_scope); |
1e649dff | 4822 | |
e98a2d6e PP |
4823 | /* Events */ |
4824 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
4825 | ret = visit_event_decl(ctx, iter); | |
4826 | if (ret) { | |
f7b785ac | 4827 | _BT_COMP_LOGE_NODE(iter, |
28973adf | 4828 | "Cannot visit event class: ret=%d", |
08da4f77 | 4829 | ret); |
1e649dff | 4830 | goto end; |
e98a2d6e PP |
4831 | } |
4832 | } | |
1e649dff | 4833 | |
f6ccaed9 | 4834 | BT_ASSERT(ctx->current_scope && |
5084732e | 4835 | !ctx->current_scope->parent_scope); |
e98a2d6e PP |
4836 | break; |
4837 | } | |
e98a2d6e | 4838 | default: |
f7b785ac | 4839 | _BT_COMP_LOGE_NODE(node, |
28973adf | 4840 | "Unexpected node type: node-type=%d", |
08da4f77 | 4841 | node->type); |
e98a2d6e | 4842 | ret = -EINVAL; |
1e649dff | 4843 | goto end; |
e98a2d6e PP |
4844 | } |
4845 | ||
44c440bc | 4846 | /* Update default clock classes */ |
0746848c | 4847 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, |
f7b785ac | 4848 | &ctx->log_cfg); |
44c440bc PP |
4849 | if (ret) { |
4850 | ret = -EINVAL; | |
4851 | goto end; | |
4852 | } | |
4853 | ||
44c440bc PP |
4854 | /* Update trace class meanings */ |
4855 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4856 | if (ret) { | |
4857 | ret = -EINVAL; | |
4858 | goto end; | |
4859 | } | |
4860 | ||
afd45274 PP |
4861 | /* Update stream class configuration */ |
4862 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4863 | if (ret) { | |
4864 | ret = -EINVAL; | |
4865 | goto end; | |
4866 | } | |
4867 | ||
44c440bc PP |
4868 | /* Update text arrays and sequences */ |
4869 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4870 | if (ret) { | |
4871 | ret = -EINVAL; | |
4872 | goto end; | |
4873 | } | |
4874 | ||
e6938018 PP |
4875 | /* Update structure/array/sequence alignments */ |
4876 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4877 | if (ret) { | |
4878 | ret = -EINVAL; | |
4879 | goto end; | |
4880 | } | |
4881 | ||
44c440bc | 4882 | /* Resolve sequence lengths and variant tags */ |
f7b785ac | 4883 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4884 | if (ret) { |
4885 | ret = -EINVAL; | |
4886 | goto end; | |
4887 | } | |
4888 | ||
41693723 PP |
4889 | if (ctx->trace_class) { |
4890 | /* | |
4891 | * Update "in IR" for field classes. | |
4892 | * | |
4893 | * If we have no IR trace class, then we'll have no way | |
4894 | * to create IR fields anyway, so we leave all the | |
4895 | * `in_ir` members false. | |
4896 | */ | |
4897 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4898 | if (ret) { | |
4899 | ret = -EINVAL; | |
4900 | goto end; | |
4901 | } | |
44c440bc PP |
4902 | } |
4903 | ||
4904 | /* Update saved value indexes */ | |
4905 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
e98a2d6e | 4906 | if (ret) { |
44c440bc PP |
4907 | ret = -EINVAL; |
4908 | goto end; | |
4909 | } | |
4910 | ||
4911 | /* Validate what we have so far */ | |
f7b785ac | 4912 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4913 | if (ret) { |
4914 | ret = -EINVAL; | |
4915 | goto end; | |
4916 | } | |
4917 | ||
83ebb7f1 PP |
4918 | /* |
4919 | * If there are fields which are not related to the CTF format | |
4920 | * itself in the packet header and in event header field | |
4921 | * classes, warn about it because they are never translated. | |
4922 | */ | |
0746848c | 4923 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, |
f7b785ac | 4924 | &ctx->log_cfg); |
83ebb7f1 | 4925 | |
41693723 PP |
4926 | if (ctx->trace_class) { |
4927 | /* Copy new CTF metadata -> new IR metadata */ | |
f7b785ac | 4928 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, |
7fcdb0a9 | 4929 | ctx->trace_class, ctx->ctf_tc); |
41693723 PP |
4930 | if (ret) { |
4931 | ret = -EINVAL; | |
4932 | goto end; | |
4933 | } | |
e98a2d6e PP |
4934 | } |
4935 | ||
1e649dff | 4936 | end: |
e98a2d6e PP |
4937 | return ret; |
4938 | } |