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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 | 10 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
50f6fce8 | 11 | #define BT_COMP_LOG_SELF_COMP_CLASS (ctx->log_cfg.self_comp_class) |
f7b785ac | 12 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) |
350ad6c1 | 13 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" |
d9c39b0a | 14 | #include "logging/comp-logging.h" |
08da4f77 | 15 | |
e98a2d6e PP |
16 | #include <stdio.h> |
17 | #include <unistd.h> | |
18 | #include <string.h> | |
c55a9f58 | 19 | #include <stdbool.h> |
e98a2d6e PP |
20 | #include <stdlib.h> |
21 | #include <ctype.h> | |
578e048b | 22 | #include "common/assert.h" |
e98a2d6e PP |
23 | #include <glib.h> |
24 | #include <inttypes.h> | |
25 | #include <errno.h> | |
578e048b | 26 | #include "common/common.h" |
6162e6b7 | 27 | #include "common/uuid.h" |
578e048b | 28 | #include "compat/endian.h" |
3fadfbc0 | 29 | #include <babeltrace2/babeltrace.h> |
e98a2d6e | 30 | |
0746848c | 31 | #include "logging.h" |
06a626b8 | 32 | #include "scanner.h" |
06a626b8 | 33 | #include "ast.h" |
a2a54545 | 34 | #include "decoder.h" |
44c440bc PP |
35 | #include "ctf-meta.h" |
36 | #include "ctf-meta-visitors.h" | |
e98a2d6e PP |
37 | |
38 | /* Bit value (left shift) */ | |
39 | #define _BV(_val) (1 << (_val)) | |
40 | ||
41 | /* Bit is set in a set of bits */ | |
42 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) | |
43 | ||
44 | /* Set bit in a set of bits */ | |
45 | #define _SET(_set, _mask) (*(_set) |= (_mask)) | |
46 | ||
44c440bc PP |
47 | /* Try to push scope, or go to the `error` label */ |
48 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ | |
49 | do { \ | |
50 | ret = ctx_push_scope(ctx); \ | |
51 | if (ret) { \ | |
50f6fce8 | 52 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot push scope."); \ |
44c440bc PP |
53 | goto error; \ |
54 | } \ | |
55 | } while (0) | |
56 | ||
e98a2d6e PP |
57 | /* Bits for verifying existing attributes in various declarations */ |
58 | enum { | |
59 | _CLOCK_NAME_SET = _BV(0), | |
60 | _CLOCK_UUID_SET = _BV(1), | |
61 | _CLOCK_FREQ_SET = _BV(2), | |
62 | _CLOCK_PRECISION_SET = _BV(3), | |
63 | _CLOCK_OFFSET_S_SET = _BV(4), | |
64 | _CLOCK_OFFSET_SET = _BV(5), | |
65 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
66 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
67 | }; | |
68 | ||
69 | enum { | |
70 | _INTEGER_ALIGN_SET = _BV(0), | |
71 | _INTEGER_SIZE_SET = _BV(1), | |
72 | _INTEGER_BASE_SET = _BV(2), | |
73 | _INTEGER_ENCODING_SET = _BV(3), | |
74 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
75 | _INTEGER_SIGNED_SET = _BV(5), | |
76 | _INTEGER_MAP_SET = _BV(6), | |
77 | }; | |
78 | ||
79 | enum { | |
80 | _FLOAT_ALIGN_SET = _BV(0), | |
81 | _FLOAT_MANT_DIG_SET = _BV(1), | |
82 | _FLOAT_EXP_DIG_SET = _BV(2), | |
83 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
84 | }; | |
85 | ||
86 | enum { | |
87 | _STRING_ENCODING_SET = _BV(0), | |
88 | }; | |
89 | ||
90 | enum { | |
91 | _TRACE_MINOR_SET = _BV(0), | |
92 | _TRACE_MAJOR_SET = _BV(1), | |
93 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
94 | _TRACE_UUID_SET = _BV(3), | |
95 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
96 | }; | |
97 | ||
98 | enum { | |
99 | _STREAM_ID_SET = _BV(0), | |
100 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
101 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
102 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
103 | }; | |
104 | ||
105 | enum { | |
106 | _EVENT_NAME_SET = _BV(0), | |
107 | _EVENT_ID_SET = _BV(1), | |
108 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
109 | _EVENT_STREAM_ID_SET = _BV(3), | |
44c440bc | 110 | _EVENT_LOG_LEVEL_SET = _BV(4), |
e98a2d6e PP |
111 | _EVENT_CONTEXT_SET = _BV(5), |
112 | _EVENT_FIELDS_SET = _BV(6), | |
113 | }; | |
114 | ||
c3c30b08 | 115 | enum loglevel { |
44c440bc PP |
116 | LOG_LEVEL_EMERG = 0, |
117 | LOG_LEVEL_ALERT = 1, | |
118 | LOG_LEVEL_CRIT = 2, | |
119 | LOG_LEVEL_ERR = 3, | |
120 | LOG_LEVEL_WARNING = 4, | |
121 | LOG_LEVEL_NOTICE = 5, | |
122 | LOG_LEVEL_INFO = 6, | |
123 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
124 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
125 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
126 | LOG_LEVEL_DEBUG_MODULE = 10, | |
127 | LOG_LEVEL_DEBUG_UNIT = 11, | |
128 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
129 | LOG_LEVEL_DEBUG_LINE = 13, | |
130 | LOG_LEVEL_DEBUG = 14, | |
c3c30b08 MD |
131 | _NR_LOGLEVELS = 15, |
132 | }; | |
133 | ||
5cd6d0e5 | 134 | /* Prefixes of class aliases */ |
e98a2d6e PP |
135 | #define _PREFIX_ALIAS 'a' |
136 | #define _PREFIX_ENUM 'e' | |
137 | #define _PREFIX_STRUCT 's' | |
138 | #define _PREFIX_VARIANT 'v' | |
139 | ||
140 | /* First entry in a BT list */ | |
5cd6d0e5 PP |
141 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) \ |
142 | bt_list_entry((_ptr)->next, _class, _member) | |
e98a2d6e | 143 | |
50f6fce8 SM |
144 | #define _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(_node, _attr, _entity) \ |
145 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO((_node)->lineno, \ | |
28973adf PP |
146 | "Duplicate attribute in %s: attr-name=\"%s\"", \ |
147 | _entity, _attr) | |
148 | ||
f7b785ac PP |
149 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) \ |
150 | _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 151 | |
50f6fce8 SM |
152 | #define _BT_COMP_LOGE_APPEND_CAUSE_NODE(_node, _msg, args...) \ |
153 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO((_node)->lineno, _msg, ## args) | |
154 | ||
f7b785ac PP |
155 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) \ |
156 | _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ## args) | |
28973adf | 157 | |
ef267d12 PP |
158 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) \ |
159 | _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ## args) | |
e98a2d6e PP |
160 | |
161 | /* | |
162 | * Declaration scope of a visitor context. This represents a TSDL | |
163 | * lexical scope, so that aliases and named structures, variants, | |
164 | * and enumerations may be registered and looked up hierarchically. | |
165 | */ | |
166 | struct ctx_decl_scope { | |
167 | /* | |
5cd6d0e5 | 168 | * Alias name to field class. |
e98a2d6e | 169 | * |
5cd6d0e5 | 170 | * GQuark -> struct ctf_field_class * (owned by this) |
e98a2d6e PP |
171 | */ |
172 | GHashTable *decl_map; | |
173 | ||
174 | /* Parent scope; NULL if this is the root declaration scope */ | |
175 | struct ctx_decl_scope *parent_scope; | |
176 | }; | |
177 | ||
178 | /* | |
1e649dff | 179 | * Visitor context (private). |
e98a2d6e PP |
180 | */ |
181 | struct ctx { | |
f7b785ac PP |
182 | struct meta_log_config log_cfg; |
183 | ||
862ca4ed | 184 | /* Trace IR trace class being filled (owned by this) */ |
b19ff26f | 185 | bt_trace_class *trace_class; |
e98a2d6e | 186 | |
44c440bc PP |
187 | /* CTF meta trace being filled (owned by this) */ |
188 | struct ctf_trace_class *ctf_tc; | |
189 | ||
190 | /* Current declaration scope (top of the stack) (owned by this) */ | |
e98a2d6e PP |
191 | struct ctx_decl_scope *current_scope; |
192 | ||
44c440bc PP |
193 | /* True if trace declaration is visited */ |
194 | bool is_trace_visited; | |
e98a2d6e | 195 | |
44c440bc | 196 | /* True if this is an LTTng trace */ |
f4421ff3 PP |
197 | bool is_lttng; |
198 | ||
a2a54545 PP |
199 | /* Config passed by the user */ |
200 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
201 | }; |
202 | ||
1e649dff PP |
203 | /* |
204 | * Visitor (public). | |
205 | */ | |
44c440bc | 206 | struct ctf_visitor_generate_ir; |
1e649dff | 207 | |
e98a2d6e PP |
208 | /** |
209 | * Creates a new declaration scope. | |
210 | * | |
211 | * @param par_scope Parent scope (NULL if creating a root scope) | |
212 | * @returns New declaration scope, or NULL on error | |
213 | */ | |
214 | static | |
0746848c PP |
215 | struct ctx_decl_scope *ctx_decl_scope_create(struct ctx *ctx, |
216 | struct ctx_decl_scope *par_scope) | |
e98a2d6e PP |
217 | { |
218 | struct ctx_decl_scope *scope; | |
219 | ||
220 | scope = g_new(struct ctx_decl_scope, 1); | |
221 | if (!scope) { | |
50f6fce8 | 222 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate one declaration scope."); |
e98a2d6e PP |
223 | goto end; |
224 | } | |
225 | ||
226 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, | |
5cd6d0e5 | 227 | NULL, (GDestroyNotify) ctf_field_class_destroy); |
e98a2d6e PP |
228 | scope->parent_scope = par_scope; |
229 | ||
230 | end: | |
231 | return scope; | |
232 | } | |
233 | ||
234 | /** | |
235 | * Destroys a declaration scope. | |
236 | * | |
237 | * This function does not destroy the parent scope. | |
238 | * | |
239 | * @param scope Scope to destroy | |
240 | */ | |
241 | static | |
242 | void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) | |
243 | { | |
244 | if (!scope) { | |
245 | goto end; | |
246 | } | |
247 | ||
248 | g_hash_table_destroy(scope->decl_map); | |
249 | g_free(scope); | |
250 | ||
251 | end: | |
252 | return; | |
253 | } | |
254 | ||
255 | /** | |
256 | * Returns the GQuark of a prefixed alias. | |
257 | * | |
258 | * @param prefix Prefix character | |
259 | * @param name Name | |
260 | * @returns Associated GQuark, or 0 on error | |
261 | */ | |
262 | static | |
0746848c | 263 | GQuark get_prefixed_named_quark(struct ctx *ctx, char prefix, const char *name) |
e98a2d6e PP |
264 | { |
265 | GQuark qname = 0; | |
266 | ||
f6ccaed9 | 267 | BT_ASSERT(name); |
e98a2d6e PP |
268 | |
269 | /* Prefix character + original string + '\0' */ | |
270 | char *prname = g_new(char, strlen(name) + 2); | |
271 | if (!prname) { | |
50f6fce8 | 272 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate a string."); |
e98a2d6e PP |
273 | goto end; |
274 | } | |
275 | ||
276 | sprintf(prname, "%c%s", prefix, name); | |
277 | qname = g_quark_from_string(prname); | |
278 | g_free(prname); | |
279 | ||
280 | end: | |
281 | return qname; | |
282 | } | |
283 | ||
284 | /** | |
5cd6d0e5 | 285 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
286 | * |
287 | * @param scope Declaration scope | |
288 | * @param prefix Prefix character | |
289 | * @param name Alias name | |
44c440bc PP |
290 | * @param levels Number of levels to dig into (-1 means infinite) |
291 | * @param copy True to return a copy | |
292 | * @returns Declaration (owned by caller if \p copy is true), | |
293 | * or NULL if not found | |
e98a2d6e PP |
294 | */ |
295 | static | |
5cd6d0e5 | 296 | struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias( |
0746848c PP |
297 | struct ctx *ctx, struct ctx_decl_scope *scope, char prefix, |
298 | const char *name, int levels, bool copy) | |
e98a2d6e PP |
299 | { |
300 | GQuark qname = 0; | |
301 | int cur_levels = 0; | |
5cd6d0e5 | 302 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
303 | struct ctx_decl_scope *cur_scope = scope; |
304 | ||
f6ccaed9 PP |
305 | BT_ASSERT(scope); |
306 | BT_ASSERT(name); | |
0746848c | 307 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e | 308 | if (!qname) { |
44c440bc | 309 | goto end; |
e98a2d6e PP |
310 | } |
311 | ||
312 | if (levels < 0) { | |
313 | levels = INT_MAX; | |
314 | } | |
315 | ||
316 | while (cur_scope && cur_levels < levels) { | |
317 | decl = g_hash_table_lookup(cur_scope->decl_map, | |
71c7c95f | 318 | (gconstpointer) GUINT_TO_POINTER(qname)); |
e98a2d6e PP |
319 | if (decl) { |
320 | /* Caller's reference */ | |
44c440bc | 321 | if (copy) { |
5cd6d0e5 | 322 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
323 | BT_ASSERT(decl); |
324 | } | |
325 | ||
326 | goto end; | |
e98a2d6e PP |
327 | } |
328 | ||
329 | cur_scope = cur_scope->parent_scope; | |
330 | cur_levels++; | |
331 | } | |
332 | ||
44c440bc | 333 | end: |
e98a2d6e | 334 | return decl; |
e98a2d6e PP |
335 | } |
336 | ||
337 | /** | |
5cd6d0e5 | 338 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
339 | * |
340 | * @param scope Declaration scope | |
341 | * @param name Alias name | |
44c440bc PP |
342 | * @param levels Number of levels to dig into (-1 means infinite) |
343 | * @param copy True to return a copy | |
344 | * @returns Declaration (owned by caller if \p copy is true), | |
345 | * or NULL if not found | |
e98a2d6e PP |
346 | */ |
347 | static | |
0746848c | 348 | struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctx *ctx, |
44c440bc PP |
349 | struct ctx_decl_scope *scope, const char *name, int levels, |
350 | bool copy) | |
e98a2d6e | 351 | { |
0746848c | 352 | return ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 353 | name, levels, copy); |
e98a2d6e PP |
354 | } |
355 | ||
356 | /** | |
357 | * Looks up an enumeration within a declaration scope. | |
358 | * | |
359 | * @param scope Declaration scope | |
360 | * @param name Enumeration name | |
44c440bc PP |
361 | * @param levels Number of levels to dig into (-1 means infinite) |
362 | * @param copy True to return a copy | |
363 | * @returns Declaration (owned by caller if \p copy is true), | |
364 | * or NULL if not found | |
e98a2d6e PP |
365 | */ |
366 | static | |
0746848c | 367 | struct ctf_field_class_enum *ctx_decl_scope_lookup_enum(struct ctx *ctx, |
44c440bc PP |
368 | struct ctx_decl_scope *scope, const char *name, int levels, |
369 | bool copy) | |
e98a2d6e | 370 | { |
0746848c PP |
371 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
372 | _PREFIX_ENUM, name, levels, copy); | |
e98a2d6e PP |
373 | } |
374 | ||
375 | /** | |
376 | * Looks up a structure within a declaration scope. | |
377 | * | |
378 | * @param scope Declaration scope | |
379 | * @param name Structure name | |
44c440bc PP |
380 | * @param levels Number of levels to dig into (-1 means infinite) |
381 | * @param copy True to return a copy | |
382 | * @returns Declaration (owned by caller if \p copy is true), | |
383 | * or NULL if not found | |
e98a2d6e PP |
384 | */ |
385 | static | |
0746848c | 386 | struct ctf_field_class_struct *ctx_decl_scope_lookup_struct(struct ctx *ctx, |
44c440bc PP |
387 | struct ctx_decl_scope *scope, const char *name, int levels, |
388 | bool copy) | |
e98a2d6e | 389 | { |
0746848c | 390 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 391 | _PREFIX_STRUCT, name, levels, copy); |
e98a2d6e PP |
392 | } |
393 | ||
394 | /** | |
395 | * Looks up a variant within a declaration scope. | |
396 | * | |
397 | * @param scope Declaration scope | |
398 | * @param name Variant name | |
44c440bc PP |
399 | * @param levels Number of levels to dig into (-1 means infinite) |
400 | * @param copy True to return a copy | |
401 | * @returns Declaration (owned by caller if \p copy is true), | |
402 | * or NULL if not found | |
e98a2d6e PP |
403 | */ |
404 | static | |
0746848c | 405 | struct ctf_field_class_variant *ctx_decl_scope_lookup_variant(struct ctx *ctx, |
44c440bc PP |
406 | struct ctx_decl_scope *scope, const char *name, int levels, |
407 | bool copy) | |
e98a2d6e | 408 | { |
0746848c | 409 | return (void *) ctx_decl_scope_lookup_prefix_alias(ctx, scope, |
44c440bc | 410 | _PREFIX_VARIANT, name, levels, copy); |
e98a2d6e PP |
411 | } |
412 | ||
413 | /** | |
5cd6d0e5 | 414 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
415 | * |
416 | * @param scope Declaration scope | |
417 | * @param prefix Prefix character | |
418 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 419 | * @param decl Field class to register (copied) |
e98a2d6e PP |
420 | * @returns 0 if registration went okay, negative value otherwise |
421 | */ | |
422 | static | |
0746848c PP |
423 | int ctx_decl_scope_register_prefix_alias(struct ctx *ctx, |
424 | struct ctx_decl_scope *scope, char prefix, const char *name, | |
425 | struct ctf_field_class *decl) | |
e98a2d6e PP |
426 | { |
427 | int ret = 0; | |
428 | GQuark qname = 0; | |
e98a2d6e | 429 | |
f6ccaed9 PP |
430 | BT_ASSERT(scope); |
431 | BT_ASSERT(name); | |
432 | BT_ASSERT(decl); | |
0746848c | 433 | qname = get_prefixed_named_quark(ctx, prefix, name); |
e98a2d6e PP |
434 | if (!qname) { |
435 | ret = -ENOMEM; | |
44c440bc | 436 | goto end; |
e98a2d6e PP |
437 | } |
438 | ||
439 | /* Make sure alias does not exist in local scope */ | |
0746848c | 440 | if (ctx_decl_scope_lookup_prefix_alias(ctx, scope, prefix, name, 1, |
44c440bc | 441 | false)) { |
e98a2d6e | 442 | ret = -EEXIST; |
44c440bc | 443 | goto end; |
e98a2d6e PP |
444 | } |
445 | ||
5cd6d0e5 | 446 | decl = ctf_field_class_copy(decl); |
44c440bc PP |
447 | BT_ASSERT(decl); |
448 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 449 | |
44c440bc | 450 | end: |
e98a2d6e PP |
451 | return ret; |
452 | } | |
453 | ||
454 | /** | |
5cd6d0e5 | 455 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
456 | * |
457 | * @param scope Declaration scope | |
458 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 459 | * @param decl Field class to register (copied) |
e98a2d6e PP |
460 | * @returns 0 if registration went okay, negative value otherwise |
461 | */ | |
462 | static | |
0746848c | 463 | int ctx_decl_scope_register_alias(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 464 | const char *name, struct ctf_field_class *decl) |
e98a2d6e | 465 | { |
0746848c | 466 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ALIAS, |
44c440bc | 467 | name, (void *) decl); |
e98a2d6e PP |
468 | } |
469 | ||
470 | /** | |
471 | * Registers an enumeration declaration within a declaration scope. | |
472 | * | |
473 | * @param scope Declaration scope | |
474 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 475 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
476 | * @returns 0 if registration went okay, negative value otherwise |
477 | */ | |
478 | static | |
0746848c | 479 | int ctx_decl_scope_register_enum(struct ctx *ctx, struct ctx_decl_scope *scope, |
5cd6d0e5 | 480 | const char *name, struct ctf_field_class_enum *decl) |
e98a2d6e | 481 | { |
0746848c | 482 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ENUM, |
44c440bc | 483 | name, (void *) decl); |
e98a2d6e PP |
484 | } |
485 | ||
486 | /** | |
487 | * Registers a structure declaration within a declaration scope. | |
488 | * | |
489 | * @param scope Declaration scope | |
490 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 491 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
492 | * @returns 0 if registration went okay, negative value otherwise |
493 | */ | |
494 | static | |
0746848c PP |
495 | int ctx_decl_scope_register_struct(struct ctx *ctx, |
496 | struct ctx_decl_scope *scope, const char *name, | |
497 | struct ctf_field_class_struct *decl) | |
e98a2d6e | 498 | { |
0746848c | 499 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_STRUCT, |
44c440bc | 500 | name, (void *) decl); |
e98a2d6e PP |
501 | } |
502 | ||
503 | /** | |
504 | * Registers a variant declaration within a declaration scope. | |
505 | * | |
506 | * @param scope Declaration scope | |
507 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 508 | * @param decl Variant field class to register |
e98a2d6e PP |
509 | * @returns 0 if registration went okay, negative value otherwise |
510 | */ | |
511 | static | |
0746848c PP |
512 | int ctx_decl_scope_register_variant(struct ctx *ctx, |
513 | struct ctx_decl_scope *scope, const char *name, | |
514 | struct ctf_field_class_variant *decl) | |
e98a2d6e | 515 | { |
0746848c | 516 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_VARIANT, |
44c440bc | 517 | name, (void *) decl); |
e98a2d6e PP |
518 | } |
519 | ||
91fd6f6a PP |
520 | /** |
521 | * Destroys a visitor context. | |
522 | * | |
523 | * @param ctx Visitor context to destroy | |
524 | */ | |
525 | static | |
526 | void ctx_destroy(struct ctx *ctx) | |
527 | { | |
528 | struct ctx_decl_scope *scope; | |
91fd6f6a PP |
529 | |
530 | if (!ctx) { | |
531 | goto end; | |
532 | } | |
533 | ||
534 | scope = ctx->current_scope; | |
535 | ||
44c440bc PP |
536 | /* |
537 | * Destroy all scopes, from current one to the root scope. | |
538 | */ | |
91fd6f6a PP |
539 | while (scope) { |
540 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
541 | ||
542 | ctx_decl_scope_destroy(scope); | |
543 | scope = parent_scope; | |
544 | } | |
545 | ||
c5b9b441 | 546 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 547 | |
44c440bc PP |
548 | if (ctx->ctf_tc) { |
549 | ctf_trace_class_destroy(ctx->ctf_tc); | |
550 | } | |
551 | ||
91fd6f6a PP |
552 | g_free(ctx); |
553 | ||
554 | end: | |
555 | return; | |
556 | } | |
557 | ||
e98a2d6e PP |
558 | /** |
559 | * Creates a new visitor context. | |
560 | * | |
561 | * @param trace Associated trace | |
e98a2d6e PP |
562 | * @returns New visitor context, or NULL on error |
563 | */ | |
564 | static | |
f7b785ac | 565 | struct ctx *ctx_create(const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e PP |
566 | { |
567 | struct ctx *ctx = NULL; | |
e98a2d6e | 568 | |
f6ccaed9 | 569 | BT_ASSERT(decoder_config); |
a2a54545 | 570 | |
1e649dff | 571 | ctx = g_new0(struct ctx, 1); |
e98a2d6e | 572 | if (!ctx) { |
f7b785ac PP |
573 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
574 | decoder_config->self_comp, | |
0746848c | 575 | "Failed to allocate one visitor context."); |
e98a2d6e PP |
576 | goto error; |
577 | } | |
578 | ||
f7b785ac PP |
579 | ctx->log_cfg.log_level = decoder_config->log_level; |
580 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
50f6fce8 | 581 | ctx->log_cfg.self_comp_class = decoder_config->self_comp_class; |
0746848c | 582 | |
f7b785ac | 583 | if (decoder_config->self_comp) { |
41693723 | 584 | ctx->trace_class = bt_trace_class_create( |
f7b785ac | 585 | decoder_config->self_comp); |
41693723 | 586 | if (!ctx->trace_class) { |
50f6fce8 | 587 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create empty trace class."); |
41693723 PP |
588 | goto error; |
589 | } | |
44c440bc PP |
590 | } |
591 | ||
592 | ctx->ctf_tc = ctf_trace_class_create(); | |
593 | if (!ctx->ctf_tc) { | |
50f6fce8 | 594 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create CTF trace class."); |
e98a2d6e PP |
595 | goto error; |
596 | } | |
597 | ||
44c440bc | 598 | /* Root declaration scope */ |
0746848c | 599 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); |
44c440bc | 600 | if (!ctx->current_scope) { |
50f6fce8 | 601 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); |
e98a2d6e PP |
602 | goto error; |
603 | } | |
604 | ||
a2a54545 | 605 | ctx->decoder_config = *decoder_config; |
44c440bc | 606 | goto end; |
e98a2d6e PP |
607 | |
608 | error: | |
91fd6f6a | 609 | ctx_destroy(ctx); |
44c440bc PP |
610 | ctx = NULL; |
611 | ||
612 | end: | |
613 | return ctx; | |
e98a2d6e PP |
614 | } |
615 | ||
e98a2d6e PP |
616 | /** |
617 | * Pushes a new declaration scope on top of a visitor context's | |
618 | * declaration scope stack. | |
619 | * | |
620 | * @param ctx Visitor context | |
621 | * @returns 0 on success, or a negative value on error | |
622 | */ | |
623 | static | |
624 | int ctx_push_scope(struct ctx *ctx) | |
625 | { | |
626 | int ret = 0; | |
627 | struct ctx_decl_scope *new_scope; | |
628 | ||
f6ccaed9 | 629 | BT_ASSERT(ctx); |
0746848c | 630 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); |
e98a2d6e | 631 | if (!new_scope) { |
50f6fce8 | 632 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); |
e98a2d6e PP |
633 | ret = -ENOMEM; |
634 | goto end; | |
635 | } | |
636 | ||
637 | ctx->current_scope = new_scope; | |
638 | ||
639 | end: | |
640 | return ret; | |
641 | } | |
642 | ||
643 | static | |
644 | void ctx_pop_scope(struct ctx *ctx) | |
645 | { | |
646 | struct ctx_decl_scope *parent_scope = NULL; | |
647 | ||
f6ccaed9 | 648 | BT_ASSERT(ctx); |
e98a2d6e PP |
649 | |
650 | if (!ctx->current_scope) { | |
651 | goto end; | |
652 | } | |
653 | ||
654 | parent_scope = ctx->current_scope->parent_scope; | |
655 | ctx_decl_scope_destroy(ctx->current_scope); | |
656 | ctx->current_scope = parent_scope; | |
657 | ||
658 | end: | |
659 | return; | |
660 | } | |
661 | ||
662 | static | |
5cd6d0e5 PP |
663 | int visit_field_class_specifier_list(struct ctx *ctx, struct ctf_node *ts_list, |
664 | struct ctf_field_class **decl); | |
e98a2d6e PP |
665 | |
666 | static | |
667 | int is_unary_string(struct bt_list_head *head) | |
668 | { | |
669 | int ret = TRUE; | |
670 | struct ctf_node *node; | |
671 | ||
672 | bt_list_for_each_entry(node, head, siblings) { | |
673 | if (node->type != NODE_UNARY_EXPRESSION) { | |
674 | ret = FALSE; | |
675 | } | |
676 | ||
677 | if (node->u.unary_expression.type != UNARY_STRING) { | |
678 | ret = FALSE; | |
679 | } | |
680 | } | |
681 | ||
682 | return ret; | |
683 | } | |
684 | ||
e98a2d6e PP |
685 | static |
686 | const char *get_map_clock_name_value(struct bt_list_head *head) | |
687 | { | |
688 | int i = 0; | |
689 | struct ctf_node *node; | |
690 | const char *name = NULL; | |
691 | ||
692 | bt_list_for_each_entry(node, head, siblings) { | |
693 | char *src_string; | |
694 | int uexpr_type = node->u.unary_expression.type; | |
695 | int uexpr_link = node->u.unary_expression.link; | |
696 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
697 | uexpr_type != UNARY_STRING || | |
698 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
699 | if (cond) { | |
700 | goto error; | |
701 | } | |
702 | ||
703 | /* Needs to be chained with . */ | |
704 | switch (node->u.unary_expression.link) { | |
705 | case UNARY_DOTLINK: | |
706 | break; | |
707 | case UNARY_ARROWLINK: | |
708 | case UNARY_DOTDOTDOT: | |
709 | goto error; | |
710 | default: | |
711 | break; | |
712 | } | |
713 | ||
714 | src_string = node->u.unary_expression.u.string; | |
715 | ||
716 | switch (i) { | |
717 | case 0: | |
718 | if (strcmp("clock", src_string)) { | |
719 | goto error; | |
720 | } | |
721 | break; | |
722 | case 1: | |
723 | name = src_string; | |
724 | break; | |
725 | case 2: | |
726 | if (strcmp("value", src_string)) { | |
727 | goto error; | |
728 | } | |
729 | break; | |
730 | default: | |
731 | /* Extra identifier, unknown */ | |
732 | goto error; | |
733 | } | |
734 | ||
735 | i++; | |
736 | } | |
737 | ||
738 | return name; | |
739 | ||
740 | error: | |
741 | return NULL; | |
742 | } | |
743 | ||
744 | static | |
745 | int is_unary_unsigned(struct bt_list_head *head) | |
746 | { | |
747 | int ret = TRUE; | |
748 | struct ctf_node *node; | |
749 | ||
750 | bt_list_for_each_entry(node, head, siblings) { | |
751 | if (node->type != NODE_UNARY_EXPRESSION) { | |
752 | ret = FALSE; | |
753 | } | |
754 | ||
755 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
756 | ret = FALSE; | |
757 | } | |
758 | } | |
759 | ||
760 | return ret; | |
761 | } | |
762 | ||
763 | static | |
0746848c PP |
764 | int get_unary_unsigned(struct ctx *ctx, struct bt_list_head *head, |
765 | uint64_t *value) | |
e98a2d6e PP |
766 | { |
767 | int i = 0; | |
768 | int ret = 0; | |
769 | struct ctf_node *node; | |
770 | ||
e22b45d0 PP |
771 | *value = 0; |
772 | ||
d82c602e JG |
773 | if (bt_list_empty(head)) { |
774 | ret = -1; | |
775 | goto end; | |
776 | } | |
777 | ||
e98a2d6e PP |
778 | bt_list_for_each_entry(node, head, siblings) { |
779 | int uexpr_type = node->u.unary_expression.type; | |
780 | int uexpr_link = node->u.unary_expression.link; | |
781 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
782 | uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
783 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
784 | if (cond) { | |
50f6fce8 | 785 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid constant unsigned integer."); |
e98a2d6e PP |
786 | ret = -EINVAL; |
787 | goto end; | |
788 | } | |
789 | ||
790 | *value = node->u.unary_expression.u.unsigned_constant; | |
791 | i++; | |
792 | } | |
793 | ||
794 | end: | |
795 | return ret; | |
796 | } | |
797 | ||
798 | static | |
799 | int is_unary_signed(struct bt_list_head *head) | |
800 | { | |
801 | int ret = TRUE; | |
802 | struct ctf_node *node; | |
803 | ||
804 | bt_list_for_each_entry(node, head, siblings) { | |
805 | if (node->type != NODE_UNARY_EXPRESSION) { | |
806 | ret = FALSE; | |
807 | } | |
808 | ||
809 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { | |
810 | ret = FALSE; | |
811 | } | |
812 | } | |
813 | ||
814 | return ret; | |
815 | } | |
816 | ||
817 | static | |
818 | int get_unary_signed(struct bt_list_head *head, int64_t *value) | |
819 | { | |
820 | int i = 0; | |
821 | int ret = 0; | |
822 | struct ctf_node *node; | |
823 | ||
824 | bt_list_for_each_entry(node, head, siblings) { | |
825 | int uexpr_type = node->u.unary_expression.type; | |
826 | int uexpr_link = node->u.unary_expression.link; | |
827 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
e98a2d6e PP |
828 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && |
829 | uexpr_type != UNARY_SIGNED_CONSTANT) || | |
830 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
831 | if (cond) { | |
832 | ret = -EINVAL; | |
833 | goto end; | |
834 | } | |
835 | ||
fb4ac437 | 836 | switch (uexpr_type) { |
e98a2d6e PP |
837 | case UNARY_UNSIGNED_CONSTANT: |
838 | *value = (int64_t) | |
839 | node->u.unary_expression.u.unsigned_constant; | |
840 | break; | |
841 | case UNARY_SIGNED_CONSTANT: | |
842 | *value = node->u.unary_expression.u.signed_constant; | |
843 | break; | |
844 | default: | |
845 | ret = -EINVAL; | |
846 | goto end; | |
847 | } | |
848 | ||
849 | i++; | |
850 | } | |
851 | ||
852 | end: | |
853 | return ret; | |
854 | } | |
855 | ||
7c7301d5 | 856 | static |
0746848c | 857 | int get_unary_uuid(struct ctx *ctx, struct bt_list_head *head, |
1a6da3f9 | 858 | bt_uuid_t uuid) |
e98a2d6e | 859 | { |
1a6da3f9 PP |
860 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, |
861 | ctx->log_cfg.self_comp); | |
e98a2d6e PP |
862 | } |
863 | ||
864 | static | |
0746848c | 865 | int get_boolean(struct ctx *ctx, struct ctf_node *unary_expr) |
e98a2d6e PP |
866 | { |
867 | int ret = 0; | |
868 | ||
869 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
50f6fce8 | 870 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, |
28973adf | 871 | "Expecting unary expression: node-type=%d", |
08da4f77 | 872 | unary_expr->type); |
e98a2d6e PP |
873 | ret = -EINVAL; |
874 | goto end; | |
875 | } | |
876 | ||
877 | switch (unary_expr->u.unary_expression.type) { | |
878 | case UNARY_UNSIGNED_CONSTANT: | |
879 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
880 | break; | |
881 | case UNARY_SIGNED_CONSTANT: | |
882 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
883 | break; | |
884 | case UNARY_STRING: | |
885 | { | |
886 | const char *str = unary_expr->u.unary_expression.u.string; | |
887 | ||
2242b43d | 888 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { |
e98a2d6e | 889 | ret = TRUE; |
2242b43d | 890 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { |
e98a2d6e PP |
891 | ret = FALSE; |
892 | } else { | |
50f6fce8 | 893 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, |
28973adf | 894 | "Unexpected boolean value: value=\"%s\"", str); |
e98a2d6e PP |
895 | ret = -EINVAL; |
896 | goto end; | |
897 | } | |
898 | break; | |
899 | } | |
900 | default: | |
50f6fce8 | 901 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, |
28973adf | 902 | "Unexpected unary expression type: node-type=%d", |
08da4f77 | 903 | unary_expr->u.unary_expression.type); |
e98a2d6e PP |
904 | ret = -EINVAL; |
905 | goto end; | |
906 | } | |
907 | ||
908 | end: | |
909 | return ret; | |
910 | } | |
911 | ||
912 | static | |
0746848c PP |
913 | enum ctf_byte_order byte_order_from_unary_expr(struct ctx *ctx, |
914 | struct ctf_node *unary_expr) | |
e98a2d6e PP |
915 | { |
916 | const char *str; | |
e2bd7d40 | 917 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; |
e98a2d6e PP |
918 | |
919 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 920 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, |
28973adf | 921 | "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); |
e98a2d6e PP |
922 | goto end; |
923 | } | |
924 | ||
925 | str = unary_expr->u.unary_expression.u.string; | |
926 | ||
2242b43d | 927 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { |
44c440bc | 928 | bo = CTF_BYTE_ORDER_BIG; |
2242b43d | 929 | } else if (strcmp(str, "le") == 0) { |
44c440bc | 930 | bo = CTF_BYTE_ORDER_LITTLE; |
2242b43d | 931 | } else if (strcmp(str, "native") == 0) { |
44c440bc | 932 | bo = CTF_BYTE_ORDER_DEFAULT; |
e98a2d6e | 933 | } else { |
50f6fce8 | 934 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, |
28973adf | 935 | "Unexpected \"byte_order\" attribute value: " |
08da4f77 | 936 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", |
e98a2d6e PP |
937 | str); |
938 | goto end; | |
939 | } | |
940 | ||
941 | end: | |
942 | return bo; | |
943 | } | |
944 | ||
945 | static | |
44c440bc PP |
946 | enum ctf_byte_order get_real_byte_order(struct ctx *ctx, |
947 | struct ctf_node *uexpr) | |
e98a2d6e | 948 | { |
0746848c | 949 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 950 | |
44c440bc PP |
951 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
952 | bo = ctx->ctf_tc->default_byte_order; | |
e98a2d6e PP |
953 | } |
954 | ||
955 | return bo; | |
956 | } | |
957 | ||
958 | static | |
959 | int is_align_valid(uint64_t align) | |
960 | { | |
44c440bc | 961 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
962 | } |
963 | ||
964 | static | |
5cd6d0e5 | 965 | int get_class_specifier_name(struct ctx *ctx, struct ctf_node *cls_specifier, |
44c440bc | 966 | GString *str) |
e98a2d6e PP |
967 | { |
968 | int ret = 0; | |
969 | ||
5cd6d0e5 | 970 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { |
50f6fce8 | 971 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier, |
28973adf | 972 | "Unexpected node type: node-type=%d", |
5cd6d0e5 | 973 | cls_specifier->type); |
e98a2d6e PP |
974 | ret = -EINVAL; |
975 | goto end; | |
976 | } | |
977 | ||
5cd6d0e5 | 978 | switch (cls_specifier->u.field_class_specifier.type) { |
e98a2d6e PP |
979 | case TYPESPEC_VOID: |
980 | g_string_append(str, "void"); | |
981 | break; | |
982 | case TYPESPEC_CHAR: | |
983 | g_string_append(str, "char"); | |
984 | break; | |
985 | case TYPESPEC_SHORT: | |
986 | g_string_append(str, "short"); | |
987 | break; | |
988 | case TYPESPEC_INT: | |
989 | g_string_append(str, "int"); | |
990 | break; | |
991 | case TYPESPEC_LONG: | |
992 | g_string_append(str, "long"); | |
993 | break; | |
994 | case TYPESPEC_FLOAT: | |
995 | g_string_append(str, "float"); | |
996 | break; | |
997 | case TYPESPEC_DOUBLE: | |
998 | g_string_append(str, "double"); | |
999 | break; | |
1000 | case TYPESPEC_SIGNED: | |
1001 | g_string_append(str, "signed"); | |
1002 | break; | |
1003 | case TYPESPEC_UNSIGNED: | |
1004 | g_string_append(str, "unsigned"); | |
1005 | break; | |
1006 | case TYPESPEC_BOOL: | |
1007 | g_string_append(str, "bool"); | |
1008 | break; | |
1009 | case TYPESPEC_COMPLEX: | |
1010 | g_string_append(str, "_Complex"); | |
1011 | break; | |
1012 | case TYPESPEC_IMAGINARY: | |
1013 | g_string_append(str, "_Imaginary"); | |
1014 | break; | |
1015 | case TYPESPEC_CONST: | |
1016 | g_string_append(str, "const"); | |
1017 | break; | |
1018 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 1019 | if (cls_specifier->u.field_class_specifier.id_type) { |
e98a2d6e | 1020 | g_string_append(str, |
5cd6d0e5 | 1021 | cls_specifier->u.field_class_specifier.id_type); |
e98a2d6e PP |
1022 | } |
1023 | break; | |
1024 | case TYPESPEC_STRUCT: | |
1025 | { | |
5cd6d0e5 | 1026 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1027 | |
1028 | if (!node->u._struct.name) { | |
50f6fce8 | 1029 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty structure field class name."); |
e98a2d6e PP |
1030 | ret = -EINVAL; |
1031 | goto end; | |
1032 | } | |
1033 | ||
1034 | g_string_append(str, "struct "); | |
1035 | g_string_append(str, node->u._struct.name); | |
1036 | break; | |
1037 | } | |
1038 | case TYPESPEC_VARIANT: | |
1039 | { | |
5cd6d0e5 | 1040 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1041 | |
1042 | if (!node->u.variant.name) { | |
50f6fce8 | 1043 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty variant field class name."); |
e98a2d6e PP |
1044 | ret = -EINVAL; |
1045 | goto end; | |
1046 | } | |
1047 | ||
1048 | g_string_append(str, "variant "); | |
1049 | g_string_append(str, node->u.variant.name); | |
1050 | break; | |
1051 | } | |
1052 | case TYPESPEC_ENUM: | |
1053 | { | |
5cd6d0e5 | 1054 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; |
e98a2d6e PP |
1055 | |
1056 | if (!node->u._enum.enum_id) { | |
50f6fce8 | 1057 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 1058 | "Unexpected empty enumeration field class (`enum`) name."); |
e98a2d6e PP |
1059 | ret = -EINVAL; |
1060 | goto end; | |
1061 | } | |
1062 | ||
1063 | g_string_append(str, "enum "); | |
1064 | g_string_append(str, node->u._enum.enum_id); | |
1065 | break; | |
1066 | } | |
1067 | case TYPESPEC_FLOATING_POINT: | |
1068 | case TYPESPEC_INTEGER: | |
1069 | case TYPESPEC_STRING: | |
1070 | default: | |
50f6fce8 | 1071 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier->u.field_class_specifier.node, |
5cd6d0e5 PP |
1072 | "Unexpected field class specifier type: %d", |
1073 | cls_specifier->u.field_class_specifier.type); | |
e98a2d6e PP |
1074 | ret = -EINVAL; |
1075 | goto end; | |
1076 | } | |
1077 | ||
1078 | end: | |
1079 | return ret; | |
1080 | } | |
1081 | ||
1082 | static | |
5cd6d0e5 PP |
1083 | int get_class_specifier_list_name(struct ctx *ctx, |
1084 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1085 | { |
502b0402 | 1086 | int ret = 0; |
e98a2d6e PP |
1087 | struct ctf_node *iter; |
1088 | int alias_item_nr = 0; | |
1089 | struct bt_list_head *head = | |
5cd6d0e5 | 1090 | &cls_specifier_list->u.field_class_specifier_list.head; |
e98a2d6e PP |
1091 | |
1092 | bt_list_for_each_entry(iter, head, siblings) { | |
1093 | if (alias_item_nr != 0) { | |
1094 | g_string_append(str, " "); | |
1095 | } | |
1096 | ||
1097 | alias_item_nr++; | |
5cd6d0e5 | 1098 | ret = get_class_specifier_name(ctx, iter, str); |
e98a2d6e PP |
1099 | if (ret) { |
1100 | goto end; | |
1101 | } | |
1102 | } | |
1103 | ||
1104 | end: | |
1105 | return ret; | |
1106 | } | |
1107 | ||
1108 | static | |
5cd6d0e5 PP |
1109 | GQuark create_class_alias_identifier(struct ctx *ctx, |
1110 | struct ctf_node *cls_specifier_list, | |
1111 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e PP |
1112 | { |
1113 | int ret; | |
1114 | char *str_c; | |
1115 | GString *str; | |
1116 | GQuark qalias = 0; | |
1117 | struct ctf_node *iter; | |
1118 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1119 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e PP |
1120 | |
1121 | str = g_string_new(""); | |
5cd6d0e5 | 1122 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e PP |
1123 | if (ret) { |
1124 | g_string_free(str, TRUE); | |
1125 | goto end; | |
1126 | } | |
1127 | ||
1128 | bt_list_for_each_entry(iter, pointers, siblings) { | |
1129 | g_string_append(str, " *"); | |
1130 | ||
1131 | if (iter->u.pointer.const_qualifier) { | |
1132 | g_string_append(str, " const"); | |
1133 | } | |
1134 | } | |
1135 | ||
1136 | str_c = g_string_free(str, FALSE); | |
1137 | qalias = g_quark_from_string(str_c); | |
1138 | g_free(str_c); | |
1139 | ||
1140 | end: | |
1141 | return qalias; | |
1142 | } | |
1143 | ||
1144 | static | |
5cd6d0e5 PP |
1145 | int visit_field_class_declarator(struct ctx *ctx, |
1146 | struct ctf_node *cls_specifier_list, | |
1147 | GQuark *field_name, struct ctf_node *node_field_class_declarator, | |
1148 | struct ctf_field_class **field_decl, | |
1149 | struct ctf_field_class *nested_decl) | |
e98a2d6e PP |
1150 | { |
1151 | /* | |
1152 | * During this whole function, nested_decl is always OURS, | |
1153 | * whereas field_decl is an output which we create, but | |
1154 | * belongs to the caller (it is moved). | |
1155 | */ | |
e98a2d6e PP |
1156 | int ret = 0; |
1157 | *field_decl = NULL; | |
1158 | ||
5cd6d0e5 PP |
1159 | /* Validate field class declarator node */ |
1160 | if (node_field_class_declarator) { | |
1161 | if (node_field_class_declarator->u.field_class_declarator.type == | |
e98a2d6e | 1162 | TYPEDEC_UNKNOWN) { |
50f6fce8 | 1163 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
5cd6d0e5 PP |
1164 | "Unexpected field class declarator type: type=%d", |
1165 | node_field_class_declarator->u.field_class_declarator.type); | |
e98a2d6e PP |
1166 | ret = -EINVAL; |
1167 | goto error; | |
1168 | } | |
1169 | ||
1170 | /* TODO: GCC bitfields not supported yet */ | |
5cd6d0e5 | 1171 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != |
e98a2d6e | 1172 | NULL) { |
50f6fce8 | 1173 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
28973adf | 1174 | "GCC bitfields are not supported as of this version."); |
e98a2d6e PP |
1175 | ret = -EPERM; |
1176 | goto error; | |
1177 | } | |
1178 | } | |
1179 | ||
1180 | /* Find the right nested declaration if not provided */ | |
1181 | if (!nested_decl) { | |
1182 | struct bt_list_head *pointers = | |
5cd6d0e5 | 1183 | &node_field_class_declarator->u.field_class_declarator.pointers; |
e98a2d6e | 1184 | |
5cd6d0e5 | 1185 | if (node_field_class_declarator && !bt_list_empty(pointers)) { |
e98a2d6e | 1186 | GQuark qalias; |
e98a2d6e PP |
1187 | |
1188 | /* | |
1189 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1190 | * be present in the field class aliases (else |
1191 | * fail). | |
e98a2d6e | 1192 | */ |
5cd6d0e5 PP |
1193 | qalias = create_class_alias_identifier(ctx, |
1194 | cls_specifier_list, node_field_class_declarator); | |
e98a2d6e | 1195 | nested_decl = |
0746848c PP |
1196 | ctx_decl_scope_lookup_alias(ctx, |
1197 | ctx->current_scope, | |
44c440bc | 1198 | g_quark_to_string(qalias), -1, true); |
e98a2d6e | 1199 | if (!nested_decl) { |
50f6fce8 | 1200 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
5cd6d0e5 | 1201 | "Cannot find class alias: name=\"%s\"", |
e98a2d6e PP |
1202 | g_quark_to_string(qalias)); |
1203 | ret = -EINVAL; | |
1204 | goto error; | |
1205 | } | |
1206 | ||
864cad70 | 1207 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { |
44c440bc | 1208 | /* Pointer: force integer's base to 16 */ |
5cd6d0e5 | 1209 | struct ctf_field_class_int *int_fc = |
44c440bc | 1210 | (void *) nested_decl; |
e98a2d6e | 1211 | |
5cd6d0e5 PP |
1212 | int_fc->disp_base = |
1213 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
e98a2d6e PP |
1214 | } |
1215 | } else { | |
5cd6d0e5 PP |
1216 | ret = visit_field_class_specifier_list(ctx, |
1217 | cls_specifier_list, &nested_decl); | |
e98a2d6e | 1218 | if (ret) { |
f6ccaed9 | 1219 | BT_ASSERT(!nested_decl); |
e98a2d6e PP |
1220 | goto error; |
1221 | } | |
1222 | } | |
1223 | } | |
1224 | ||
f6ccaed9 | 1225 | BT_ASSERT(nested_decl); |
e98a2d6e | 1226 | |
5cd6d0e5 | 1227 | if (!node_field_class_declarator) { |
44c440bc PP |
1228 | *field_decl = nested_decl; |
1229 | nested_decl = NULL; | |
e98a2d6e PP |
1230 | goto end; |
1231 | } | |
1232 | ||
5cd6d0e5 PP |
1233 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { |
1234 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
e98a2d6e | 1235 | const char *id = |
5cd6d0e5 | 1236 | node_field_class_declarator->u.field_class_declarator.u.id; |
e98a2d6e PP |
1237 | |
1238 | *field_name = g_quark_from_string(id); | |
1239 | } else { | |
1240 | *field_name = 0; | |
1241 | } | |
1242 | ||
44c440bc PP |
1243 | *field_decl = nested_decl; |
1244 | nested_decl = NULL; | |
e98a2d6e PP |
1245 | goto end; |
1246 | } else { | |
1247 | struct ctf_node *first; | |
5cd6d0e5 PP |
1248 | struct ctf_field_class *decl = NULL; |
1249 | struct ctf_field_class *outer_field_decl = NULL; | |
e98a2d6e | 1250 | struct bt_list_head *length = |
5cd6d0e5 PP |
1251 | &node_field_class_declarator-> |
1252 | u.field_class_declarator.u.nested.length; | |
e98a2d6e PP |
1253 | |
1254 | /* Create array/sequence, pass nested_decl as child */ | |
1255 | if (bt_list_empty(length)) { | |
50f6fce8 | 1256 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
28973adf | 1257 | "Expecting length field reference or value."); |
e98a2d6e PP |
1258 | ret = -EINVAL; |
1259 | goto error; | |
1260 | } | |
1261 | ||
1262 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1263 | if (first->type != NODE_UNARY_EXPRESSION) { | |
50f6fce8 | 1264 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, |
28973adf PP |
1265 | "Unexpected node type: node-type=%d", |
1266 | first->type); | |
e98a2d6e PP |
1267 | ret = -EINVAL; |
1268 | goto error; | |
1269 | } | |
1270 | ||
1271 | switch (first->u.unary_expression.type) { | |
1272 | case UNARY_UNSIGNED_CONSTANT: | |
1273 | { | |
5cd6d0e5 | 1274 | struct ctf_field_class_array *array_decl = NULL; |
44c440bc | 1275 | |
5cd6d0e5 | 1276 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1277 | BT_ASSERT(array_decl); |
1278 | array_decl->length = | |
1279 | first->u.unary_expression.u.unsigned_constant; | |
5cd6d0e5 | 1280 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1281 | nested_decl = NULL; |
1282 | decl = (void *) array_decl; | |
e98a2d6e PP |
1283 | break; |
1284 | } | |
1285 | case UNARY_STRING: | |
1286 | { | |
1287 | /* Lookup unsigned integer definition, create seq. */ | |
5cd6d0e5 | 1288 | struct ctf_field_class_sequence *seq_decl = NULL; |
1a6da3f9 | 1289 | char *length_name = ctf_ast_concatenate_unary_strings(length); |
e98a2d6e PP |
1290 | |
1291 | if (!length_name) { | |
50f6fce8 | 1292 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
28973adf | 1293 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
1294 | ret = -EINVAL; |
1295 | goto error; | |
1296 | } | |
1297 | ||
44c440bc PP |
1298 | if (strncmp(length_name, "env.", 4) == 0) { |
1299 | /* This is, in fact, an array */ | |
1300 | const char *env_entry_name = &length_name[4]; | |
1301 | struct ctf_trace_class_env_entry *env_entry = | |
1302 | ctf_trace_class_borrow_env_entry_by_name( | |
1303 | ctx->ctf_tc, env_entry_name); | |
5cd6d0e5 | 1304 | struct ctf_field_class_array *array_decl; |
44c440bc PP |
1305 | |
1306 | if (!env_entry) { | |
50f6fce8 | 1307 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
44c440bc PP |
1308 | "Cannot find environment entry: " |
1309 | "name=\"%s\"", env_entry_name); | |
1310 | ret = -EINVAL; | |
1311 | goto error; | |
1312 | } | |
1313 | ||
1314 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
50f6fce8 | 1315 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
44c440bc PP |
1316 | "Wrong environment entry type " |
1317 | "(expecting integer): " | |
1318 | "name=\"%s\"", env_entry_name); | |
1319 | ret = -EINVAL; | |
1320 | goto error; | |
1321 | } | |
1322 | ||
1323 | if (env_entry->value.i < 0) { | |
50f6fce8 | 1324 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, |
44c440bc PP |
1325 | "Invalid, negative array length: " |
1326 | "env-entry-name=\"%s\", " | |
1327 | "value=%" PRId64, | |
1328 | env_entry_name, | |
1329 | env_entry->value.i); | |
1330 | ret = -EINVAL; | |
1331 | goto error; | |
1332 | } | |
1333 | ||
5cd6d0e5 | 1334 | array_decl = ctf_field_class_array_create(); |
44c440bc PP |
1335 | BT_ASSERT(array_decl); |
1336 | array_decl->length = | |
1337 | (uint64_t) env_entry->value.i; | |
5cd6d0e5 | 1338 | array_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1339 | nested_decl = NULL; |
1340 | decl = (void *) array_decl; | |
1341 | } else { | |
5cd6d0e5 | 1342 | seq_decl = ctf_field_class_sequence_create(); |
44c440bc | 1343 | BT_ASSERT(seq_decl); |
5cd6d0e5 | 1344 | seq_decl->base.elem_fc = nested_decl; |
44c440bc PP |
1345 | nested_decl = NULL; |
1346 | g_string_assign(seq_decl->length_ref, | |
45c51519 | 1347 | length_name); |
44c440bc | 1348 | decl = (void *) seq_decl; |
e98a2d6e PP |
1349 | } |
1350 | ||
44c440bc | 1351 | g_free(length_name); |
e98a2d6e PP |
1352 | break; |
1353 | } | |
1354 | default: | |
1355 | ret = -EINVAL; | |
1356 | goto error; | |
1357 | } | |
1358 | ||
f6ccaed9 PP |
1359 | BT_ASSERT(!nested_decl); |
1360 | BT_ASSERT(decl); | |
1361 | BT_ASSERT(!*field_decl); | |
e98a2d6e PP |
1362 | |
1363 | /* | |
1364 | * At this point, we found the next nested declaration. | |
1365 | * We currently own this (and lost the ownership of | |
1366 | * nested_decl in the meantime). Pass this next | |
1367 | * nested declaration as the content of the outer | |
1368 | * container, MOVING its ownership. | |
1369 | */ | |
5cd6d0e5 | 1370 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e | 1371 | field_name, |
5cd6d0e5 PP |
1372 | node_field_class_declarator-> |
1373 | u.field_class_declarator.u.nested.field_class_declarator, | |
e98a2d6e PP |
1374 | &outer_field_decl, decl); |
1375 | decl = NULL; | |
1376 | if (ret) { | |
f6ccaed9 | 1377 | BT_ASSERT(!outer_field_decl); |
e98a2d6e PP |
1378 | ret = -EINVAL; |
1379 | goto error; | |
1380 | } | |
1381 | ||
f6ccaed9 | 1382 | BT_ASSERT(outer_field_decl); |
44c440bc PP |
1383 | *field_decl = outer_field_decl; |
1384 | outer_field_decl = NULL; | |
e98a2d6e PP |
1385 | } |
1386 | ||
f6ccaed9 | 1387 | BT_ASSERT(*field_decl); |
44c440bc | 1388 | goto end; |
e98a2d6e PP |
1389 | |
1390 | error: | |
5cd6d0e5 | 1391 | ctf_field_class_destroy(*field_decl); |
44c440bc | 1392 | *field_decl = NULL; |
e98a2d6e | 1393 | |
44c440bc PP |
1394 | if (ret >= 0) { |
1395 | ret = -1; | |
1396 | } | |
1397 | ||
1398 | end: | |
5cd6d0e5 | 1399 | ctf_field_class_destroy(nested_decl); |
44c440bc | 1400 | nested_decl = NULL; |
e98a2d6e PP |
1401 | return ret; |
1402 | } | |
1403 | ||
1404 | static | |
1405 | int visit_struct_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1406 | struct ctf_field_class_struct *struct_decl, |
1407 | struct ctf_node *cls_specifier_list, | |
1408 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1409 | { |
1410 | int ret = 0; | |
1411 | struct ctf_node *iter; | |
5cd6d0e5 | 1412 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1413 | |
5cd6d0e5 | 1414 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1415 | field_decl = NULL; |
1416 | GQuark qfield_name; | |
1417 | const char *field_name; | |
e98a2d6e | 1418 | |
5cd6d0e5 | 1419 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1420 | &qfield_name, iter, &field_decl, NULL); |
1421 | if (ret) { | |
f6ccaed9 | 1422 | BT_ASSERT(!field_decl); |
50f6fce8 | 1423 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 1424 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1425 | goto error; |
1426 | } | |
1427 | ||
f6ccaed9 | 1428 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1429 | field_name = g_quark_to_string(qfield_name); |
1430 | ||
1431 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1432 | if (ctf_field_class_struct_borrow_member_by_name( |
44c440bc | 1433 | struct_decl, field_name)) { |
50f6fce8 | 1434 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 1435 | "Duplicate field in structure field class: " |
08da4f77 | 1436 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1437 | ret = -EINVAL; |
1438 | goto error; | |
1439 | } | |
1440 | ||
1441 | /* Add field to structure */ | |
5cd6d0e5 | 1442 | ctf_field_class_struct_append_member(struct_decl, |
44c440bc PP |
1443 | field_name, field_decl); |
1444 | field_decl = NULL; | |
e98a2d6e PP |
1445 | } |
1446 | ||
1447 | return 0; | |
1448 | ||
1449 | error: | |
5cd6d0e5 | 1450 | ctf_field_class_destroy(field_decl); |
44c440bc | 1451 | field_decl = NULL; |
e98a2d6e PP |
1452 | return ret; |
1453 | } | |
1454 | ||
1455 | static | |
1456 | int visit_variant_decl_field(struct ctx *ctx, | |
5cd6d0e5 PP |
1457 | struct ctf_field_class_variant *variant_decl, |
1458 | struct ctf_node *cls_specifier_list, | |
1459 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1460 | { |
1461 | int ret = 0; | |
1462 | struct ctf_node *iter; | |
5cd6d0e5 | 1463 | struct ctf_field_class *field_decl = NULL; |
e98a2d6e | 1464 | |
5cd6d0e5 | 1465 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
e98a2d6e PP |
1466 | field_decl = NULL; |
1467 | GQuark qfield_name; | |
1468 | const char *field_name; | |
e98a2d6e | 1469 | |
5cd6d0e5 | 1470 | ret = visit_field_class_declarator(ctx, cls_specifier_list, |
e98a2d6e PP |
1471 | &qfield_name, iter, &field_decl, NULL); |
1472 | if (ret) { | |
f6ccaed9 | 1473 | BT_ASSERT(!field_decl); |
50f6fce8 | 1474 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 1475 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1476 | goto error; |
1477 | } | |
1478 | ||
f6ccaed9 | 1479 | BT_ASSERT(field_decl); |
e98a2d6e PP |
1480 | field_name = g_quark_to_string(qfield_name); |
1481 | ||
1482 | /* Check if field with same name already exists */ | |
5cd6d0e5 | 1483 | if (ctf_field_class_variant_borrow_option_by_name( |
44c440bc | 1484 | variant_decl, field_name)) { |
50f6fce8 | 1485 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 1486 | "Duplicate field in variant field class: " |
08da4f77 | 1487 | "field-name=\"%s\"", field_name); |
e98a2d6e PP |
1488 | ret = -EINVAL; |
1489 | goto error; | |
1490 | } | |
1491 | ||
1492 | /* Add field to structure */ | |
5cd6d0e5 | 1493 | ctf_field_class_variant_append_option(variant_decl, |
44c440bc PP |
1494 | field_name, field_decl); |
1495 | field_decl = NULL; | |
e98a2d6e PP |
1496 | } |
1497 | ||
1498 | return 0; | |
1499 | ||
1500 | error: | |
5cd6d0e5 | 1501 | ctf_field_class_destroy(field_decl); |
44c440bc | 1502 | field_decl = NULL; |
e98a2d6e PP |
1503 | return ret; |
1504 | } | |
1505 | ||
1506 | static | |
5cd6d0e5 PP |
1507 | int visit_field_class_def(struct ctx *ctx, struct ctf_node *cls_specifier_list, |
1508 | struct bt_list_head *field_class_declarators) | |
e98a2d6e PP |
1509 | { |
1510 | int ret = 0; | |
1511 | GQuark qidentifier; | |
1512 | struct ctf_node *iter; | |
5cd6d0e5 | 1513 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1514 | |
5cd6d0e5 PP |
1515 | bt_list_for_each_entry(iter, field_class_declarators, siblings) { |
1516 | ret = visit_field_class_declarator(ctx, cls_specifier_list, | |
1517 | &qidentifier, iter, &class_decl, NULL); | |
e98a2d6e | 1518 | if (ret) { |
50f6fce8 | 1519 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1520 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1521 | ret = -EINVAL; |
1522 | goto end; | |
1523 | } | |
1524 | ||
5cd6d0e5 | 1525 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1526 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
1527 | struct ctf_field_class_variant *var_fc = |
1528 | (void *) class_decl; | |
44c440bc | 1529 | |
5cd6d0e5 | 1530 | if (var_fc->tag_path.path->len == 0) { |
50f6fce8 | 1531 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1532 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1533 | ret = -EPERM; |
1534 | goto end; | |
1535 | } | |
1536 | } | |
1537 | ||
0746848c | 1538 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1539 | g_quark_to_string(qidentifier), class_decl); |
e98a2d6e | 1540 | if (ret) { |
50f6fce8 | 1541 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1542 | "Cannot register field class alias: name=\"%s\"", |
e98a2d6e PP |
1543 | g_quark_to_string(qidentifier)); |
1544 | goto end; | |
1545 | } | |
1546 | } | |
1547 | ||
1548 | end: | |
5cd6d0e5 PP |
1549 | ctf_field_class_destroy(class_decl); |
1550 | class_decl = NULL; | |
e98a2d6e PP |
1551 | return ret; |
1552 | } | |
1553 | ||
1554 | static | |
5cd6d0e5 | 1555 | int visit_field_class_alias(struct ctx *ctx, struct ctf_node *target, |
44c440bc | 1556 | struct ctf_node *alias) |
e98a2d6e PP |
1557 | { |
1558 | int ret = 0; | |
1559 | GQuark qalias; | |
1560 | struct ctf_node *node; | |
1561 | GQuark qdummy_field_name; | |
5cd6d0e5 | 1562 | struct ctf_field_class *class_decl = NULL; |
e98a2d6e | 1563 | |
5cd6d0e5 PP |
1564 | /* Create target field class */ |
1565 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
e98a2d6e PP |
1566 | node = NULL; |
1567 | } else { | |
1568 | node = _BT_LIST_FIRST_ENTRY( | |
5cd6d0e5 | 1569 | &target->u.field_class_alias_target.field_class_declarators, |
e98a2d6e PP |
1570 | struct ctf_node, siblings); |
1571 | } | |
1572 | ||
5cd6d0e5 PP |
1573 | ret = visit_field_class_declarator(ctx, |
1574 | target->u.field_class_alias_target.field_class_specifier_list, | |
1575 | &qdummy_field_name, node, &class_decl, NULL); | |
e98a2d6e | 1576 | if (ret) { |
5cd6d0e5 | 1577 | BT_ASSERT(!class_decl); |
50f6fce8 | 1578 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 1579 | "Cannot visit field class declarator: ret=%d", ret); |
e98a2d6e PP |
1580 | goto end; |
1581 | } | |
1582 | ||
5cd6d0e5 | 1583 | /* Do not allow field class def and alias of untagged variants */ |
864cad70 | 1584 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 | 1585 | struct ctf_field_class_variant *var_fc = (void *) class_decl; |
44c440bc | 1586 | |
5cd6d0e5 | 1587 | if (var_fc->tag_path.path->len == 0) { |
50f6fce8 | 1588 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, |
5cd6d0e5 | 1589 | "Type definition of untagged variant field class is not allowed."); |
e98a2d6e PP |
1590 | ret = -EPERM; |
1591 | goto end; | |
1592 | } | |
1593 | } | |
1594 | ||
1595 | /* | |
1596 | * The semantic validator does not check whether the target is | |
1597 | * abstract or not (if it has an identifier). Check it here. | |
1598 | */ | |
1599 | if (qdummy_field_name != 0) { | |
50f6fce8 | 1600 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, |
28973adf | 1601 | "Expecting empty identifier: id=\"%s\"", |
08da4f77 | 1602 | g_quark_to_string(qdummy_field_name)); |
e98a2d6e PP |
1603 | ret = -EINVAL; |
1604 | goto end; | |
1605 | } | |
1606 | ||
1607 | /* Create alias identifier */ | |
5cd6d0e5 | 1608 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, |
e98a2d6e | 1609 | struct ctf_node, siblings); |
5cd6d0e5 PP |
1610 | qalias = create_class_alias_identifier(ctx, |
1611 | alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0746848c | 1612 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, |
5cd6d0e5 | 1613 | g_quark_to_string(qalias), class_decl); |
e98a2d6e | 1614 | if (ret) { |
50f6fce8 | 1615 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 1616 | "Cannot register class alias: name=\"%s\"", |
e98a2d6e PP |
1617 | g_quark_to_string(qalias)); |
1618 | goto end; | |
1619 | } | |
1620 | ||
1621 | end: | |
5cd6d0e5 PP |
1622 | ctf_field_class_destroy(class_decl); |
1623 | class_decl = NULL; | |
e98a2d6e PP |
1624 | return ret; |
1625 | } | |
1626 | ||
1627 | static | |
1628 | int visit_struct_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1629 | struct ctf_field_class_struct *struct_decl) |
e98a2d6e PP |
1630 | { |
1631 | int ret = 0; | |
1632 | ||
1633 | switch (entry_node->type) { | |
1634 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1635 | ret = visit_field_class_def(ctx, |
1636 | entry_node->u.field_class_def.field_class_specifier_list, | |
1637 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1638 | if (ret) { |
50f6fce8 | 1639 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1640 | "Cannot add field class found in structure field class: ret=%d", |
08da4f77 | 1641 | ret); |
e98a2d6e PP |
1642 | goto end; |
1643 | } | |
1644 | break; | |
1645 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1646 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1647 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1648 | if (ret) { |
50f6fce8 | 1649 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1650 | "Cannot add field class alias found in structure field class: ret=%d", |
08da4f77 | 1651 | ret); |
e98a2d6e PP |
1652 | goto end; |
1653 | } | |
1654 | break; | |
1655 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1656 | /* Field */ | |
1657 | ret = visit_struct_decl_field(ctx, struct_decl, | |
1658 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1659 | field_class_specifier_list, |
e98a2d6e | 1660 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1661 | field_class_declarators); |
e98a2d6e PP |
1662 | if (ret) { |
1663 | goto end; | |
1664 | } | |
1665 | break; | |
1666 | default: | |
50f6fce8 | 1667 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 1668 | "Unexpected node type: node-type=%d", entry_node->type); |
e98a2d6e PP |
1669 | ret = -EINVAL; |
1670 | goto end; | |
1671 | } | |
1672 | ||
1673 | end: | |
1674 | return ret; | |
1675 | } | |
1676 | ||
1677 | static | |
1678 | int visit_variant_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
5cd6d0e5 | 1679 | struct ctf_field_class_variant *variant_decl) |
e98a2d6e PP |
1680 | { |
1681 | int ret = 0; | |
1682 | ||
1683 | switch (entry_node->type) { | |
1684 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
1685 | ret = visit_field_class_def(ctx, |
1686 | entry_node->u.field_class_def.field_class_specifier_list, | |
1687 | &entry_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 1688 | if (ret) { |
50f6fce8 | 1689 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1690 | "Cannot add field class found in variant field class: ret=%d", |
08da4f77 | 1691 | ret); |
e98a2d6e PP |
1692 | goto end; |
1693 | } | |
1694 | break; | |
1695 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
1696 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, |
1697 | entry_node->u.field_class_alias.alias); | |
e98a2d6e | 1698 | if (ret) { |
50f6fce8 | 1699 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1700 | "Cannot add field class alias found in variant field class: ret=%d", |
08da4f77 | 1701 | ret); |
e98a2d6e PP |
1702 | goto end; |
1703 | } | |
1704 | break; | |
1705 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1706 | /* Field */ | |
1707 | ret = visit_variant_decl_field(ctx, variant_decl, | |
1708 | entry_node->u.struct_or_variant_declaration. | |
5cd6d0e5 | 1709 | field_class_specifier_list, |
e98a2d6e | 1710 | &entry_node->u.struct_or_variant_declaration. |
5cd6d0e5 | 1711 | field_class_declarators); |
e98a2d6e PP |
1712 | if (ret) { |
1713 | goto end; | |
1714 | } | |
1715 | break; | |
1716 | default: | |
50f6fce8 | 1717 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 1718 | "Unexpected node type: node-type=%d", |
08da4f77 | 1719 | entry_node->type); |
e98a2d6e PP |
1720 | ret = -EINVAL; |
1721 | goto end; | |
1722 | } | |
1723 | ||
1724 | end: | |
1725 | return ret; | |
1726 | } | |
1727 | ||
1728 | static | |
1729 | int visit_struct_decl(struct ctx *ctx, const char *name, | |
44c440bc PP |
1730 | struct bt_list_head *decl_list, int has_body, |
1731 | struct bt_list_head *min_align, | |
5cd6d0e5 | 1732 | struct ctf_field_class_struct **struct_decl) |
e98a2d6e PP |
1733 | { |
1734 | int ret = 0; | |
1735 | ||
44c440bc | 1736 | BT_ASSERT(struct_decl); |
e98a2d6e PP |
1737 | *struct_decl = NULL; |
1738 | ||
1739 | /* For named struct (without body), lookup in declaration scope */ | |
1740 | if (!has_body) { | |
e98a2d6e | 1741 | if (!name) { |
50f6fce8 | 1742 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless structure field class: missing name."); |
e98a2d6e PP |
1743 | ret = -EPERM; |
1744 | goto error; | |
1745 | } | |
1746 | ||
0746848c | 1747 | *struct_decl = ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, |
44c440bc | 1748 | name, -1, true); |
e98a2d6e | 1749 | if (!*struct_decl) { |
50f6fce8 | 1750 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find structure field class: name=\"struct %s\"", |
08da4f77 | 1751 | name); |
e98a2d6e PP |
1752 | ret = -EINVAL; |
1753 | goto error; | |
1754 | } | |
e98a2d6e PP |
1755 | } else { |
1756 | struct ctf_node *entry_node; | |
1757 | uint64_t min_align_value = 0; | |
1758 | ||
1759 | if (name) { | |
0746848c | 1760 | if (ctx_decl_scope_lookup_struct(ctx, |
44c440bc | 1761 | ctx->current_scope, name, 1, false)) { |
50f6fce8 | 1762 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Structure field class already declared in local scope: " |
08da4f77 | 1763 | "name=\"struct %s\"", name); |
e98a2d6e PP |
1764 | ret = -EINVAL; |
1765 | goto error; | |
1766 | } | |
1767 | } | |
1768 | ||
1769 | if (!bt_list_empty(min_align)) { | |
0746848c PP |
1770 | ret = get_unary_unsigned(ctx, min_align, |
1771 | &min_align_value); | |
e98a2d6e | 1772 | if (ret) { |
50f6fce8 | 1773 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Unexpected unary expression for structure field class's `align` attribute: " |
08da4f77 | 1774 | "ret=%d", ret); |
e98a2d6e PP |
1775 | goto error; |
1776 | } | |
1777 | } | |
1778 | ||
5cd6d0e5 | 1779 | *struct_decl = ctf_field_class_struct_create(); |
44c440bc | 1780 | BT_ASSERT(*struct_decl); |
e98a2d6e | 1781 | |
539fd01b | 1782 | if (min_align_value != 0) { |
44c440bc | 1783 | (*struct_decl)->base.alignment = min_align_value; |
539fd01b JG |
1784 | } |
1785 | ||
44c440bc | 1786 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
1787 | |
1788 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1789 | ret = visit_struct_decl_entry(ctx, entry_node, | |
1790 | *struct_decl); | |
1791 | if (ret) { | |
50f6fce8 | 1792 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1793 | "Cannot visit structure field class entry: " |
28973adf | 1794 | "ret=%d", ret); |
e98a2d6e PP |
1795 | ctx_pop_scope(ctx); |
1796 | goto error; | |
1797 | } | |
1798 | } | |
1799 | ||
1800 | ctx_pop_scope(ctx); | |
1801 | ||
1802 | if (name) { | |
0746848c PP |
1803 | ret = ctx_decl_scope_register_struct(ctx, |
1804 | ctx->current_scope, name, *struct_decl); | |
e98a2d6e | 1805 | if (ret) { |
50f6fce8 | 1806 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot register structure field class in declaration scope: " |
08da4f77 | 1807 | "name=\"struct %s\", ret=%d", name, ret); |
e98a2d6e PP |
1808 | goto error; |
1809 | } | |
1810 | } | |
1811 | } | |
1812 | ||
1813 | return 0; | |
1814 | ||
1815 | error: | |
5cd6d0e5 | 1816 | ctf_field_class_destroy((void *) *struct_decl); |
44c440bc | 1817 | *struct_decl = NULL; |
e98a2d6e PP |
1818 | return ret; |
1819 | } | |
1820 | ||
1821 | static | |
1822 | int visit_variant_decl(struct ctx *ctx, const char *name, | |
1823 | const char *tag, struct bt_list_head *decl_list, | |
5cd6d0e5 | 1824 | int has_body, struct ctf_field_class_variant **variant_decl) |
e98a2d6e PP |
1825 | { |
1826 | int ret = 0; | |
5cd6d0e5 | 1827 | struct ctf_field_class_variant *untagged_variant_decl = NULL; |
e98a2d6e | 1828 | |
44c440bc | 1829 | BT_ASSERT(variant_decl); |
e98a2d6e PP |
1830 | *variant_decl = NULL; |
1831 | ||
1832 | /* For named variant (without body), lookup in declaration scope */ | |
1833 | if (!has_body) { | |
e98a2d6e | 1834 | if (!name) { |
50f6fce8 | 1835 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless variant field class: missing name."); |
e98a2d6e PP |
1836 | ret = -EPERM; |
1837 | goto error; | |
1838 | } | |
1839 | ||
1840 | untagged_variant_decl = | |
0746848c | 1841 | ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, |
44c440bc | 1842 | name, -1, true); |
e98a2d6e | 1843 | if (!untagged_variant_decl) { |
50f6fce8 | 1844 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find variant field class: name=\"variant %s\"", |
08da4f77 | 1845 | name); |
e98a2d6e PP |
1846 | ret = -EINVAL; |
1847 | goto error; | |
1848 | } | |
e98a2d6e PP |
1849 | } else { |
1850 | struct ctf_node *entry_node; | |
1851 | ||
1852 | if (name) { | |
0746848c PP |
1853 | if (ctx_decl_scope_lookup_variant(ctx, |
1854 | ctx->current_scope, name, 1, false)) { | |
50f6fce8 | 1855 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Variant field class already declared in local scope: " |
08da4f77 | 1856 | "name=\"variant %s\"", name); |
e98a2d6e PP |
1857 | ret = -EINVAL; |
1858 | goto error; | |
1859 | } | |
1860 | } | |
1861 | ||
5cd6d0e5 | 1862 | untagged_variant_decl = ctf_field_class_variant_create(); |
44c440bc PP |
1863 | BT_ASSERT(untagged_variant_decl); |
1864 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
1865 | |
1866 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
1867 | ret = visit_variant_decl_entry(ctx, entry_node, | |
1868 | untagged_variant_decl); | |
1869 | if (ret) { | |
50f6fce8 | 1870 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
5cd6d0e5 | 1871 | "Cannot visit variant field class entry: " |
28973adf | 1872 | "ret=%d", ret); |
e98a2d6e PP |
1873 | ctx_pop_scope(ctx); |
1874 | goto error; | |
1875 | } | |
1876 | } | |
1877 | ||
1878 | ctx_pop_scope(ctx); | |
1879 | ||
1880 | if (name) { | |
0746848c | 1881 | ret = ctx_decl_scope_register_variant(ctx, |
e98a2d6e PP |
1882 | ctx->current_scope, name, |
1883 | untagged_variant_decl); | |
1884 | if (ret) { | |
50f6fce8 | 1885 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot register variant field class in declaration scope: " |
08da4f77 | 1886 | "name=\"variant %s\", ret=%d", name, ret); |
e98a2d6e PP |
1887 | goto error; |
1888 | } | |
1889 | } | |
1890 | } | |
1891 | ||
1892 | /* | |
1893 | * If tagged, create tagged variant and return; otherwise | |
1894 | * return untagged variant. | |
1895 | */ | |
1896 | if (!tag) { | |
44c440bc PP |
1897 | *variant_decl = untagged_variant_decl; |
1898 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
1899 | } else { |
1900 | /* | |
1901 | * At this point, we have a fresh untagged variant; nobody | |
1902 | * else owns it. Set its tag now. | |
1903 | */ | |
45c51519 | 1904 | g_string_assign(untagged_variant_decl->tag_ref, tag); |
44c440bc PP |
1905 | *variant_decl = untagged_variant_decl; |
1906 | untagged_variant_decl = NULL; | |
e98a2d6e PP |
1907 | } |
1908 | ||
f6ccaed9 PP |
1909 | BT_ASSERT(!untagged_variant_decl); |
1910 | BT_ASSERT(*variant_decl); | |
e98a2d6e PP |
1911 | return 0; |
1912 | ||
1913 | error: | |
5cd6d0e5 | 1914 | ctf_field_class_destroy((void *) untagged_variant_decl); |
44c440bc | 1915 | untagged_variant_decl = NULL; |
5cd6d0e5 | 1916 | ctf_field_class_destroy((void *) *variant_decl); |
44c440bc | 1917 | *variant_decl = NULL; |
e98a2d6e PP |
1918 | return ret; |
1919 | } | |
1920 | ||
44c440bc PP |
1921 | struct uori { |
1922 | bool is_signed; | |
1923 | union { | |
1924 | uint64_t u; | |
1925 | uint64_t i; | |
1926 | } value; | |
1927 | }; | |
1928 | ||
e98a2d6e PP |
1929 | static |
1930 | int visit_enum_decl_entry(struct ctx *ctx, struct ctf_node *enumerator, | |
5cd6d0e5 | 1931 | struct ctf_field_class_enum *enum_decl, struct uori *last) |
e98a2d6e PP |
1932 | { |
1933 | int ret = 0; | |
1934 | int nr_vals = 0; | |
1935 | struct ctf_node *iter; | |
44c440bc PP |
1936 | struct uori start = { |
1937 | .is_signed = false, | |
1938 | .value.u = 0, | |
1939 | }; | |
1940 | struct uori end = { | |
1941 | .is_signed = false, | |
1942 | .value.u = 0, | |
1943 | }; | |
e98a2d6e PP |
1944 | const char *label = enumerator->u.enumerator.id; |
1945 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1946 | ||
1947 | bt_list_for_each_entry(iter, values, siblings) { | |
44c440bc | 1948 | struct uori *target; |
e98a2d6e PP |
1949 | |
1950 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
50f6fce8 | 1951 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1952 | "Wrong expression for enumeration field class label: " |
08da4f77 | 1953 | "node-type=%d, label=\"%s\"", iter->type, |
e98a2d6e PP |
1954 | label); |
1955 | ret = -EINVAL; | |
1956 | goto error; | |
1957 | } | |
1958 | ||
1959 | if (nr_vals == 0) { | |
1960 | target = &start; | |
1961 | } else { | |
1962 | target = &end; | |
1963 | } | |
1964 | ||
1965 | switch (iter->u.unary_expression.type) { | |
1966 | case UNARY_SIGNED_CONSTANT: | |
44c440bc PP |
1967 | target->is_signed = true; |
1968 | target->value.i = | |
1969 | iter->u.unary_expression.u.signed_constant; | |
e98a2d6e PP |
1970 | break; |
1971 | case UNARY_UNSIGNED_CONSTANT: | |
44c440bc PP |
1972 | target->is_signed = false; |
1973 | target->value.u = | |
e98a2d6e PP |
1974 | iter->u.unary_expression.u.unsigned_constant; |
1975 | break; | |
1976 | default: | |
50f6fce8 | 1977 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1978 | "Invalid enumeration field class entry: " |
08da4f77 PP |
1979 | "expecting constant signed or unsigned integer: " |
1980 | "node-type=%d, label=\"%s\"", | |
1981 | iter->u.unary_expression.type, label); | |
e98a2d6e PP |
1982 | ret = -EINVAL; |
1983 | goto error; | |
1984 | } | |
1985 | ||
1986 | if (nr_vals > 1) { | |
50f6fce8 | 1987 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 1988 | "Invalid enumeration field class entry: label=\"%s\"", |
e98a2d6e PP |
1989 | label); |
1990 | ret = -EINVAL; | |
1991 | goto error; | |
1992 | } | |
1993 | ||
1994 | nr_vals++; | |
1995 | } | |
1996 | ||
1997 | if (nr_vals == 0) { | |
1998 | start = *last; | |
1999 | } | |
2000 | ||
2001 | if (nr_vals <= 1) { | |
2002 | end = start; | |
2003 | } | |
2004 | ||
44c440bc PP |
2005 | if (end.is_signed) { |
2006 | last->value.i = end.value.i + 1; | |
2007 | } else { | |
2008 | last->value.u = end.value.u + 1; | |
2009 | } | |
e98a2d6e | 2010 | |
45c51519 | 2011 | ctf_field_class_enum_map_range(enum_decl, label, |
44c440bc | 2012 | start.value.u, end.value.u); |
e98a2d6e PP |
2013 | return 0; |
2014 | ||
2015 | error: | |
2016 | return ret; | |
2017 | } | |
2018 | ||
2019 | static | |
2020 | int visit_enum_decl(struct ctx *ctx, const char *name, | |
5cd6d0e5 | 2021 | struct ctf_node *container_cls, |
44c440bc | 2022 | struct bt_list_head *enumerator_list, |
5cd6d0e5 | 2023 | int has_body, struct ctf_field_class_enum **enum_decl) |
e98a2d6e PP |
2024 | { |
2025 | int ret = 0; | |
2026 | GQuark qdummy_id; | |
5cd6d0e5 | 2027 | struct ctf_field_class_int *integer_decl = NULL; |
e98a2d6e | 2028 | |
44c440bc | 2029 | BT_ASSERT(enum_decl); |
e98a2d6e PP |
2030 | *enum_decl = NULL; |
2031 | ||
2032 | /* For named enum (without body), lookup in declaration scope */ | |
2033 | if (!has_body) { | |
e98a2d6e | 2034 | if (!name) { |
50f6fce8 | 2035 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless enumeration field class: missing name."); |
e98a2d6e PP |
2036 | ret = -EPERM; |
2037 | goto error; | |
2038 | } | |
2039 | ||
0746848c | 2040 | *enum_decl = ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2041 | name, -1, true); |
e98a2d6e | 2042 | if (!*enum_decl) { |
50f6fce8 | 2043 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find enumeration field class: " |
08da4f77 | 2044 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2045 | ret = -EINVAL; |
2046 | goto error; | |
2047 | } | |
e98a2d6e PP |
2048 | } else { |
2049 | struct ctf_node *iter; | |
44c440bc PP |
2050 | struct uori last_value = { |
2051 | .is_signed = false, | |
2052 | .value.u = 0, | |
2053 | }; | |
e98a2d6e PP |
2054 | |
2055 | if (name) { | |
0746848c | 2056 | if (ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, |
44c440bc | 2057 | name, 1, false)) { |
50f6fce8 | 2058 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Enumeration field class already declared in local scope: " |
08da4f77 | 2059 | "name=\"enum %s\"", name); |
e98a2d6e PP |
2060 | ret = -EINVAL; |
2061 | goto error; | |
2062 | } | |
2063 | } | |
2064 | ||
5cd6d0e5 | 2065 | if (!container_cls) { |
0746848c | 2066 | integer_decl = (void *) ctx_decl_scope_lookup_alias(ctx, |
44c440bc | 2067 | ctx->current_scope, "int", -1, true); |
e98a2d6e | 2068 | if (!integer_decl) { |
50f6fce8 | 2069 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find implicit `int` field class alias for enumeration field class."); |
e98a2d6e PP |
2070 | ret = -EINVAL; |
2071 | goto error; | |
2072 | } | |
2073 | } else { | |
5cd6d0e5 | 2074 | ret = visit_field_class_declarator(ctx, container_cls, |
44c440bc PP |
2075 | &qdummy_id, NULL, (void *) &integer_decl, |
2076 | NULL); | |
e98a2d6e | 2077 | if (ret) { |
f6ccaed9 | 2078 | BT_ASSERT(!integer_decl); |
e98a2d6e PP |
2079 | ret = -EINVAL; |
2080 | goto error; | |
2081 | } | |
2082 | } | |
2083 | ||
f6ccaed9 | 2084 | BT_ASSERT(integer_decl); |
e98a2d6e | 2085 | |
864cad70 | 2086 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { |
50f6fce8 | 2087 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Container field class for enumeration field class is not an integer field class: " |
864cad70 | 2088 | "fc-type=%d", integer_decl->base.base.type); |
e98a2d6e PP |
2089 | ret = -EINVAL; |
2090 | goto error; | |
2091 | } | |
2092 | ||
5cd6d0e5 | 2093 | *enum_decl = ctf_field_class_enum_create(); |
44c440bc PP |
2094 | BT_ASSERT(*enum_decl); |
2095 | (*enum_decl)->base.base.base.alignment = | |
2096 | integer_decl->base.base.alignment; | |
5cd6d0e5 | 2097 | ctf_field_class_int_copy_content((void *) *enum_decl, |
44c440bc PP |
2098 | (void *) integer_decl); |
2099 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
e98a2d6e PP |
2100 | |
2101 | bt_list_for_each_entry(iter, enumerator_list, siblings) { | |
2102 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, | |
44c440bc | 2103 | &last_value); |
e98a2d6e | 2104 | if (ret) { |
50f6fce8 | 2105 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
5cd6d0e5 | 2106 | "Cannot visit enumeration field class entry: " |
28973adf | 2107 | "ret=%d", ret); |
e98a2d6e PP |
2108 | goto error; |
2109 | } | |
2110 | } | |
2111 | ||
2112 | if (name) { | |
0746848c PP |
2113 | ret = ctx_decl_scope_register_enum(ctx, |
2114 | ctx->current_scope, name, *enum_decl); | |
e98a2d6e | 2115 | if (ret) { |
50f6fce8 | 2116 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot register enumeration field class in declaration scope: " |
28973adf | 2117 | "ret=%d", ret); |
e98a2d6e PP |
2118 | goto error; |
2119 | } | |
2120 | } | |
2121 | } | |
2122 | ||
44c440bc | 2123 | goto end; |
e98a2d6e PP |
2124 | |
2125 | error: | |
5cd6d0e5 | 2126 | ctf_field_class_destroy((void *) *enum_decl); |
44c440bc | 2127 | *enum_decl = NULL; |
e98a2d6e | 2128 | |
44c440bc | 2129 | end: |
5cd6d0e5 | 2130 | ctf_field_class_destroy((void *) integer_decl); |
44c440bc | 2131 | integer_decl = NULL; |
e98a2d6e PP |
2132 | return ret; |
2133 | } | |
2134 | ||
2135 | static | |
5cd6d0e5 PP |
2136 | int visit_field_class_specifier(struct ctx *ctx, |
2137 | struct ctf_node *cls_specifier_list, | |
2138 | struct ctf_field_class **decl) | |
e98a2d6e PP |
2139 | { |
2140 | int ret = 0; | |
2141 | GString *str = NULL; | |
e98a2d6e PP |
2142 | |
2143 | *decl = NULL; | |
2144 | str = g_string_new(""); | |
5cd6d0e5 | 2145 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); |
e98a2d6e | 2146 | if (ret) { |
50f6fce8 | 2147 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 2148 | "Cannot get field class specifier list's name: ret=%d", ret); |
e98a2d6e PP |
2149 | goto error; |
2150 | } | |
2151 | ||
0746848c PP |
2152 | *decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, str->str, |
2153 | -1, true); | |
e98a2d6e | 2154 | if (!*decl) { |
50f6fce8 | 2155 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, |
5cd6d0e5 | 2156 | "Cannot find field class alias: name=\"%s\"", str->str); |
e98a2d6e PP |
2157 | ret = -EINVAL; |
2158 | goto error; | |
2159 | } | |
2160 | ||
44c440bc | 2161 | goto end; |
e98a2d6e PP |
2162 | |
2163 | error: | |
5cd6d0e5 | 2164 | ctf_field_class_destroy(*decl); |
44c440bc PP |
2165 | *decl = NULL; |
2166 | ||
2167 | end: | |
e98a2d6e | 2168 | if (str) { |
44c440bc | 2169 | g_string_free(str, TRUE); |
e98a2d6e PP |
2170 | } |
2171 | ||
e98a2d6e PP |
2172 | return ret; |
2173 | } | |
2174 | ||
2175 | static | |
2176 | int visit_integer_decl(struct ctx *ctx, | |
44c440bc | 2177 | struct bt_list_head *expressions, |
5cd6d0e5 | 2178 | struct ctf_field_class_int **integer_decl) |
e98a2d6e PP |
2179 | { |
2180 | int set = 0; | |
2181 | int ret = 0; | |
44c440bc | 2182 | int signedness = 0; |
e98a2d6e PP |
2183 | struct ctf_node *expression; |
2184 | uint64_t alignment = 0, size = 0; | |
0f2d58c9 | 2185 | struct ctf_clock_class *mapped_clock_class = NULL; |
44c440bc | 2186 | enum ctf_encoding encoding = CTF_ENCODING_NONE; |
4cdfc5e8 | 2187 | bt_field_class_integer_preferred_display_base base = |
5cd6d0e5 | 2188 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
44c440bc | 2189 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2190 | |
2191 | *integer_decl = NULL; | |
2192 | ||
2193 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2194 | struct ctf_node *left, *right; | |
2195 | ||
2196 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2197 | struct ctf_node, siblings); | |
2198 | right = _BT_LIST_FIRST_ENTRY( | |
2199 | &expression->u.ctf_expression.right, struct ctf_node, | |
2200 | siblings); | |
2201 | ||
2202 | if (left->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2203 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, |
28973adf PP |
2204 | "Unexpected unary expression type: type=%d", |
2205 | left->u.unary_expression.type); | |
e98a2d6e PP |
2206 | ret = -EINVAL; |
2207 | goto error; | |
2208 | } | |
2209 | ||
2242b43d | 2210 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { |
e98a2d6e | 2211 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { |
50f6fce8 | 2212 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "signed", |
5cd6d0e5 | 2213 | "integer field class"); |
e98a2d6e PP |
2214 | ret = -EPERM; |
2215 | goto error; | |
2216 | } | |
2217 | ||
0746848c | 2218 | signedness = get_boolean(ctx, right); |
e98a2d6e | 2219 | if (signedness < 0) { |
50f6fce8 | 2220 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2221 | "Invalid boolean value for integer field class's `signed` attribute: " |
28973adf | 2222 | "ret=%d", ret); |
e98a2d6e PP |
2223 | ret = -EINVAL; |
2224 | goto error; | |
2225 | } | |
2226 | ||
2227 | _SET(&set, _INTEGER_SIGNED_SET); | |
2242b43d | 2228 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2229 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { |
50f6fce8 | 2230 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2231 | "integer field class"); |
e98a2d6e PP |
2232 | ret = -EPERM; |
2233 | goto error; | |
2234 | } | |
2235 | ||
2236 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2237 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
50f6fce8 | 2238 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2239 | "Invalid `byte_order` attribute in integer field class: " |
08da4f77 | 2240 | "ret=%d", ret); |
e98a2d6e PP |
2241 | ret = -EINVAL; |
2242 | goto error; | |
2243 | } | |
2244 | ||
2245 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2242b43d | 2246 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { |
e98a2d6e | 2247 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { |
50f6fce8 | 2248 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "size", |
5cd6d0e5 | 2249 | "integer field class"); |
e98a2d6e PP |
2250 | ret = -EPERM; |
2251 | goto error; | |
2252 | } | |
2253 | ||
2254 | if (right->u.unary_expression.type != | |
2255 | UNARY_UNSIGNED_CONSTANT) { | |
50f6fce8 | 2256 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2257 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2258 | "expecting unsigned constant integer: " |
2259 | "node-type=%d", | |
2260 | right->u.unary_expression.type); | |
e98a2d6e PP |
2261 | ret = -EINVAL; |
2262 | goto error; | |
2263 | } | |
2264 | ||
2265 | size = right->u.unary_expression.u.unsigned_constant; | |
2266 | if (size == 0) { | |
50f6fce8 | 2267 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2268 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2269 | "expecting positive constant integer: " |
2270 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2271 | ret = -EINVAL; |
2272 | goto error; | |
2273 | } else if (size > 64) { | |
50f6fce8 | 2274 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2275 | "Invalid `size` attribute in integer field class: " |
08da4f77 PP |
2276 | "integer fields over 64 bits are not supported as of this version: " |
2277 | "size=%" PRIu64, size); | |
e98a2d6e PP |
2278 | ret = -EINVAL; |
2279 | goto error; | |
2280 | } | |
2281 | ||
2282 | _SET(&set, _INTEGER_SIZE_SET); | |
2242b43d | 2283 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2284 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
50f6fce8 | 2285 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2286 | "integer field class"); |
e98a2d6e PP |
2287 | ret = -EPERM; |
2288 | goto error; | |
2289 | } | |
2290 | ||
2291 | if (right->u.unary_expression.type != | |
2292 | UNARY_UNSIGNED_CONSTANT) { | |
50f6fce8 | 2293 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2294 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2295 | "expecting unsigned constant integer: " |
2296 | "node-type=%d", | |
2297 | right->u.unary_expression.type); | |
e98a2d6e PP |
2298 | ret = -EINVAL; |
2299 | goto error; | |
2300 | } | |
2301 | ||
2302 | alignment = | |
2303 | right->u.unary_expression.u.unsigned_constant; | |
2304 | if (!is_align_valid(alignment)) { | |
50f6fce8 | 2305 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2306 | "Invalid `align` attribute in integer field class: " |
08da4f77 PP |
2307 | "expecting power of two: " |
2308 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2309 | ret = -EINVAL; |
2310 | goto error; | |
2311 | } | |
2312 | ||
2313 | _SET(&set, _INTEGER_ALIGN_SET); | |
2242b43d | 2314 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { |
e98a2d6e | 2315 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { |
50f6fce8 | 2316 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "base", |
5cd6d0e5 | 2317 | "integer field class"); |
e98a2d6e PP |
2318 | ret = -EPERM; |
2319 | goto error; | |
2320 | } | |
2321 | ||
2322 | switch (right->u.unary_expression.type) { | |
2323 | case UNARY_UNSIGNED_CONSTANT: | |
2324 | { | |
2325 | uint64_t constant = right->u.unary_expression. | |
2326 | u.unsigned_constant; | |
2327 | ||
2328 | switch (constant) { | |
2329 | case 2: | |
5cd6d0e5 | 2330 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e PP |
2331 | break; |
2332 | case 8: | |
5cd6d0e5 | 2333 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
e98a2d6e PP |
2334 | break; |
2335 | case 10: | |
5cd6d0e5 | 2336 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
e98a2d6e PP |
2337 | break; |
2338 | case 16: | |
5cd6d0e5 | 2339 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
e98a2d6e PP |
2340 | break; |
2341 | default: | |
50f6fce8 | 2342 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2343 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2344 | "base=%" PRIu64, |
e98a2d6e PP |
2345 | right->u.unary_expression.u.unsigned_constant); |
2346 | ret = -EINVAL; | |
2347 | goto error; | |
2348 | } | |
2349 | break; | |
2350 | } | |
2351 | case UNARY_STRING: | |
2352 | { | |
1a6da3f9 | 2353 | char *s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2354 | &expression->u.ctf_expression.right); |
2355 | if (!s_right) { | |
50f6fce8 | 2356 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2357 | "Unexpected unary expression for integer field class's `base` attribute."); |
e98a2d6e PP |
2358 | ret = -EINVAL; |
2359 | goto error; | |
2360 | } | |
2361 | ||
2242b43d PP |
2362 | if (strcmp(s_right, "decimal") == 0 || |
2363 | strcmp(s_right, "dec") == 0 || | |
2364 | strcmp(s_right, "d") == 0 || | |
2365 | strcmp(s_right, "i") == 0 || | |
2366 | strcmp(s_right, "u") == 0) { | |
5cd6d0e5 | 2367 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
2242b43d PP |
2368 | } else if (strcmp(s_right, "hexadecimal") == 0 || |
2369 | strcmp(s_right, "hex") == 0 || | |
2370 | strcmp(s_right, "x") == 0 || | |
2371 | strcmp(s_right, "X") == 0 || | |
2372 | strcmp(s_right, "p") == 0) { | |
5cd6d0e5 | 2373 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; |
2242b43d PP |
2374 | } else if (strcmp(s_right, "octal") == 0 || |
2375 | strcmp(s_right, "oct") == 0 || | |
2376 | strcmp(s_right, "o") == 0) { | |
5cd6d0e5 | 2377 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; |
2242b43d PP |
2378 | } else if (strcmp(s_right, "binary") == 0 || |
2379 | strcmp(s_right, "b") == 0) { | |
5cd6d0e5 | 2380 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; |
e98a2d6e | 2381 | } else { |
50f6fce8 | 2382 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2383 | "Unexpected unary expression for integer field class's `base` attribute: " |
08da4f77 | 2384 | "base=\"%s\"", s_right); |
e98a2d6e PP |
2385 | g_free(s_right); |
2386 | ret = -EINVAL; | |
2387 | goto error; | |
2388 | } | |
2389 | ||
2390 | g_free(s_right); | |
2391 | break; | |
2392 | } | |
2393 | default: | |
50f6fce8 | 2394 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2395 | "Invalid `base` attribute in integer field class: " |
08da4f77 | 2396 | "expecting unsigned constant integer or unary string."); |
e98a2d6e PP |
2397 | ret = -EINVAL; |
2398 | goto error; | |
2399 | } | |
2400 | ||
2401 | _SET(&set, _INTEGER_BASE_SET); | |
2242b43d | 2402 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2403 | char *s_right; |
2404 | ||
2405 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
50f6fce8 | 2406 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2407 | "integer field class"); |
e98a2d6e PP |
2408 | ret = -EPERM; |
2409 | goto error; | |
2410 | } | |
2411 | ||
2412 | if (right->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2413 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2414 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2415 | "expecting unary string."); |
e98a2d6e PP |
2416 | ret = -EINVAL; |
2417 | goto error; | |
2418 | } | |
2419 | ||
1a6da3f9 | 2420 | s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2421 | &expression->u.ctf_expression.right); |
2422 | if (!s_right) { | |
50f6fce8 | 2423 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2424 | "Unexpected unary expression for integer field class's `encoding` attribute."); |
e98a2d6e PP |
2425 | ret = -EINVAL; |
2426 | goto error; | |
2427 | } | |
2428 | ||
2242b43d PP |
2429 | if (strcmp(s_right, "UTF8") == 0 || |
2430 | strcmp(s_right, "utf8") == 0 || | |
2431 | strcmp(s_right, "utf-8") == 0 || | |
2432 | strcmp(s_right, "UTF-8") == 0 || | |
2433 | strcmp(s_right, "ASCII") == 0 || | |
2434 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2435 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2436 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2437 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2438 | } else { |
50f6fce8 | 2439 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2440 | "Invalid `encoding` attribute in integer field class: " |
08da4f77 | 2441 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2442 | s_right); |
2443 | g_free(s_right); | |
2444 | ret = -EINVAL; | |
2445 | goto error; | |
2446 | } | |
2447 | ||
2448 | g_free(s_right); | |
2449 | _SET(&set, _INTEGER_ENCODING_SET); | |
2242b43d | 2450 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { |
e98a2d6e PP |
2451 | const char *clock_name; |
2452 | ||
2453 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
50f6fce8 | 2454 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "map", |
5cd6d0e5 | 2455 | "integer field class"); |
e98a2d6e PP |
2456 | ret = -EPERM; |
2457 | goto error; | |
2458 | } | |
2459 | ||
2460 | if (right->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2461 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2462 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2463 | "expecting unary string."); |
e98a2d6e PP |
2464 | ret = -EINVAL; |
2465 | goto error; | |
2466 | } | |
2467 | ||
2468 | clock_name = | |
2469 | get_map_clock_name_value( | |
2470 | &expression->u.ctf_expression.right); | |
2471 | if (!clock_name) { | |
1a6da3f9 | 2472 | char *s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2473 | &expression->u.ctf_expression.right); |
2474 | ||
2475 | if (!s_right) { | |
50f6fce8 | 2476 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2477 | "Unexpected unary expression for integer field class's `map` attribute."); |
e98a2d6e PP |
2478 | ret = -EINVAL; |
2479 | goto error; | |
2480 | } | |
2481 | ||
f7b785ac | 2482 | _BT_COMP_LOGE_NODE(right, |
5cd6d0e5 | 2483 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2484 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2485 | s_right); |
2486 | _SET(&set, _INTEGER_MAP_SET); | |
2487 | g_free(s_right); | |
2488 | continue; | |
2489 | } | |
2490 | ||
44c440bc PP |
2491 | mapped_clock_class = |
2492 | ctf_trace_class_borrow_clock_class_by_name( | |
2493 | ctx->ctf_tc, clock_name); | |
2494 | if (!mapped_clock_class) { | |
50f6fce8 | 2495 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2496 | "Invalid `map` attribute in integer field class: " |
08da4f77 | 2497 | "cannot find clock class at this point: name=\"%s\"", |
e98a2d6e PP |
2498 | clock_name); |
2499 | ret = -EINVAL; | |
2500 | goto error; | |
2501 | } | |
2502 | ||
2503 | _SET(&set, _INTEGER_MAP_SET); | |
2504 | } else { | |
f7b785ac | 2505 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2506 | "Unknown attribute in integer field class: " |
08da4f77 | 2507 | "attr-name=\"%s\"", |
e98a2d6e PP |
2508 | left->u.unary_expression.u.string); |
2509 | } | |
2510 | } | |
2511 | ||
2512 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
50f6fce8 | 2513 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Missing `size` attribute in integer field class."); |
e98a2d6e PP |
2514 | ret = -EPERM; |
2515 | goto error; | |
2516 | } | |
2517 | ||
2518 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2519 | if (size % CHAR_BIT) { | |
2520 | /* Bit-packed alignment */ | |
2521 | alignment = 1; | |
2522 | } else { | |
2523 | /* Byte-packed alignment */ | |
2524 | alignment = CHAR_BIT; | |
2525 | } | |
2526 | } | |
2527 | ||
5cd6d0e5 | 2528 | *integer_decl = ctf_field_class_int_create(); |
44c440bc PP |
2529 | BT_ASSERT(*integer_decl); |
2530 | (*integer_decl)->base.base.alignment = alignment; | |
2531 | (*integer_decl)->base.byte_order = byte_order; | |
2532 | (*integer_decl)->base.size = size; | |
2533 | (*integer_decl)->is_signed = (signedness > 0); | |
2534 | (*integer_decl)->disp_base = base; | |
2535 | (*integer_decl)->encoding = encoding; | |
398454ed | 2536 | (*integer_decl)->mapped_clock_class = mapped_clock_class; |
e98a2d6e PP |
2537 | return 0; |
2538 | ||
2539 | error: | |
5cd6d0e5 | 2540 | ctf_field_class_destroy((void *) *integer_decl); |
44c440bc | 2541 | *integer_decl = NULL; |
e98a2d6e PP |
2542 | return ret; |
2543 | } | |
2544 | ||
2545 | static | |
2546 | int visit_floating_point_number_decl(struct ctx *ctx, | |
44c440bc | 2547 | struct bt_list_head *expressions, |
5cd6d0e5 | 2548 | struct ctf_field_class_float **float_decl) |
e98a2d6e PP |
2549 | { |
2550 | int set = 0; | |
2551 | int ret = 0; | |
2552 | struct ctf_node *expression; | |
2553 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
44c440bc | 2554 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; |
e98a2d6e PP |
2555 | |
2556 | *float_decl = NULL; | |
2557 | ||
2558 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2559 | struct ctf_node *left, *right; | |
2560 | ||
2561 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2562 | struct ctf_node, siblings); | |
2563 | right = _BT_LIST_FIRST_ENTRY( | |
2564 | &expression->u.ctf_expression.right, struct ctf_node, | |
2565 | siblings); | |
2566 | ||
2567 | if (left->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2568 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, |
28973adf PP |
2569 | "Unexpected unary expression type: type=%d", |
2570 | left->u.unary_expression.type); | |
e98a2d6e PP |
2571 | ret = -EINVAL; |
2572 | goto error; | |
2573 | } | |
2574 | ||
2242b43d | 2575 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { |
e98a2d6e | 2576 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { |
50f6fce8 | 2577 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", |
5cd6d0e5 | 2578 | "floating point number field class"); |
e98a2d6e PP |
2579 | ret = -EPERM; |
2580 | goto error; | |
2581 | } | |
2582 | ||
2583 | byte_order = get_real_byte_order(ctx, right); | |
e2bd7d40 | 2584 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
50f6fce8 | 2585 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2586 | "Invalid `byte_order` attribute in floating point number field class: " |
08da4f77 | 2587 | "ret=%d", ret); |
e98a2d6e PP |
2588 | ret = -EINVAL; |
2589 | goto error; | |
2590 | } | |
2591 | ||
2592 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2242b43d | 2593 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { |
e98a2d6e | 2594 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { |
50f6fce8 | 2595 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "exp_dig", |
5cd6d0e5 | 2596 | "floating point number field class"); |
e98a2d6e PP |
2597 | ret = -EPERM; |
2598 | goto error; | |
2599 | } | |
2600 | ||
2601 | if (right->u.unary_expression.type != | |
2602 | UNARY_UNSIGNED_CONSTANT) { | |
50f6fce8 | 2603 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2604 | "Invalid `exp_dig` attribute in floating point number field class: " |
08da4f77 PP |
2605 | "expecting unsigned constant integer: " |
2606 | "node-type=%d", | |
2607 | right->u.unary_expression.type); | |
e98a2d6e PP |
2608 | ret = -EINVAL; |
2609 | goto error; | |
2610 | } | |
2611 | ||
2612 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2613 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2242b43d | 2614 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { |
e98a2d6e | 2615 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { |
50f6fce8 | 2616 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "mant_dig", |
5cd6d0e5 | 2617 | "floating point number field class"); |
e98a2d6e PP |
2618 | ret = -EPERM; |
2619 | goto error; | |
2620 | } | |
2621 | ||
2622 | if (right->u.unary_expression.type != | |
2623 | UNARY_UNSIGNED_CONSTANT) { | |
50f6fce8 | 2624 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2625 | "Invalid `mant_dig` attribute in floating point number field class: " |
08da4f77 PP |
2626 | "expecting unsigned constant integer: " |
2627 | "node-type=%d", | |
2628 | right->u.unary_expression.type); | |
e98a2d6e PP |
2629 | ret = -EINVAL; |
2630 | goto error; | |
2631 | } | |
2632 | ||
2633 | mant_dig = right->u.unary_expression.u. | |
2634 | unsigned_constant; | |
2635 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2242b43d | 2636 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { |
e98a2d6e | 2637 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { |
50f6fce8 | 2638 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", |
5cd6d0e5 | 2639 | "floating point number field class"); |
e98a2d6e PP |
2640 | ret = -EPERM; |
2641 | goto error; | |
2642 | } | |
2643 | ||
2644 | if (right->u.unary_expression.type != | |
2645 | UNARY_UNSIGNED_CONSTANT) { | |
50f6fce8 | 2646 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2647 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2648 | "expecting unsigned constant integer: " |
2649 | "node-type=%d", | |
2650 | right->u.unary_expression.type); | |
e98a2d6e PP |
2651 | ret = -EINVAL; |
2652 | goto error; | |
2653 | } | |
2654 | ||
2655 | alignment = right->u.unary_expression.u. | |
2656 | unsigned_constant; | |
2657 | ||
2658 | if (!is_align_valid(alignment)) { | |
50f6fce8 | 2659 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2660 | "Invalid `align` attribute in floating point number field class: " |
08da4f77 PP |
2661 | "expecting power of two: " |
2662 | "align=%" PRIu64, alignment); | |
e98a2d6e PP |
2663 | ret = -EINVAL; |
2664 | goto error; | |
2665 | } | |
2666 | ||
2667 | _SET(&set, _FLOAT_ALIGN_SET); | |
2668 | } else { | |
f7b785ac | 2669 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2670 | "Unknown attribute in floating point number field class: " |
08da4f77 | 2671 | "attr-name=\"%s\"", |
e98a2d6e PP |
2672 | left->u.unary_expression.u.string); |
2673 | } | |
2674 | } | |
2675 | ||
2676 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
50f6fce8 | 2677 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Missing `mant_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2678 | ret = -EPERM; |
2679 | goto error; | |
2680 | } | |
2681 | ||
2682 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
50f6fce8 | 2683 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Missing `exp_dig` attribute in floating point number field class."); |
e98a2d6e PP |
2684 | ret = -EPERM; |
2685 | goto error; | |
2686 | } | |
2687 | ||
44c440bc | 2688 | if (mant_dig != 24 && mant_dig != 53) { |
50f6fce8 | 2689 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`mant_dig` attribute: expecting 24 or 53."); |
44c440bc PP |
2690 | ret = -EPERM; |
2691 | goto error; | |
2692 | } | |
2693 | ||
2694 | if (mant_dig == 24 && exp_dig != 8) { | |
50f6fce8 | 2695 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); |
44c440bc PP |
2696 | ret = -EPERM; |
2697 | goto error; | |
2698 | } | |
2699 | ||
2700 | if (mant_dig == 53 && exp_dig != 11) { | |
50f6fce8 | 2701 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); |
44c440bc PP |
2702 | ret = -EPERM; |
2703 | goto error; | |
2704 | } | |
2705 | ||
e98a2d6e PP |
2706 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { |
2707 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2708 | /* Bit-packed alignment */ | |
2709 | alignment = 1; | |
2710 | } else { | |
2711 | /* Byte-packed alignment */ | |
2712 | alignment = CHAR_BIT; | |
2713 | } | |
2714 | } | |
2715 | ||
5cd6d0e5 | 2716 | *float_decl = ctf_field_class_float_create(); |
44c440bc PP |
2717 | BT_ASSERT(*float_decl); |
2718 | (*float_decl)->base.base.alignment = alignment; | |
2719 | (*float_decl)->base.byte_order = byte_order; | |
2720 | (*float_decl)->base.size = mant_dig + exp_dig; | |
e98a2d6e PP |
2721 | return 0; |
2722 | ||
2723 | error: | |
5cd6d0e5 | 2724 | ctf_field_class_destroy((void *) *float_decl); |
44c440bc | 2725 | *float_decl = NULL; |
e98a2d6e PP |
2726 | return ret; |
2727 | } | |
2728 | ||
2729 | static | |
2730 | int visit_string_decl(struct ctx *ctx, | |
44c440bc | 2731 | struct bt_list_head *expressions, |
5cd6d0e5 | 2732 | struct ctf_field_class_string **string_decl) |
e98a2d6e PP |
2733 | { |
2734 | int set = 0; | |
2735 | int ret = 0; | |
2736 | struct ctf_node *expression; | |
44c440bc | 2737 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; |
e98a2d6e PP |
2738 | |
2739 | *string_decl = NULL; | |
2740 | ||
2741 | bt_list_for_each_entry(expression, expressions, siblings) { | |
2742 | struct ctf_node *left, *right; | |
2743 | ||
2744 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, | |
2745 | struct ctf_node, siblings); | |
2746 | right = _BT_LIST_FIRST_ENTRY( | |
2747 | &expression->u.ctf_expression.right, struct ctf_node, | |
2748 | siblings); | |
2749 | ||
2750 | if (left->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2751 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, |
28973adf PP |
2752 | "Unexpected unary expression type: type=%d", |
2753 | left->u.unary_expression.type); | |
e98a2d6e PP |
2754 | ret = -EINVAL; |
2755 | goto error; | |
2756 | } | |
2757 | ||
2242b43d | 2758 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { |
e98a2d6e PP |
2759 | char *s_right; |
2760 | ||
2761 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
50f6fce8 | 2762 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", |
5cd6d0e5 | 2763 | "string field class"); |
e98a2d6e PP |
2764 | ret = -EPERM; |
2765 | goto error; | |
2766 | } | |
2767 | ||
2768 | if (right->u.unary_expression.type != UNARY_STRING) { | |
50f6fce8 | 2769 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2770 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2771 | "expecting unary string."); |
e98a2d6e PP |
2772 | ret = -EINVAL; |
2773 | goto error; | |
2774 | } | |
2775 | ||
1a6da3f9 | 2776 | s_right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
2777 | &expression->u.ctf_expression.right); |
2778 | if (!s_right) { | |
50f6fce8 | 2779 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2780 | "Unexpected unary expression for string field class's `encoding` attribute."); |
e98a2d6e PP |
2781 | ret = -EINVAL; |
2782 | goto error; | |
2783 | } | |
2784 | ||
2242b43d PP |
2785 | if (strcmp(s_right, "UTF8") == 0 || |
2786 | strcmp(s_right, "utf8") == 0 || | |
2787 | strcmp(s_right, "utf-8") == 0 || | |
2788 | strcmp(s_right, "UTF-8") == 0 || | |
2789 | strcmp(s_right, "ASCII") == 0 || | |
2790 | strcmp(s_right, "ascii") == 0) { | |
44c440bc | 2791 | encoding = CTF_ENCODING_UTF8; |
2242b43d | 2792 | } else if (strcmp(s_right, "none") == 0) { |
44c440bc | 2793 | encoding = CTF_ENCODING_NONE; |
e98a2d6e | 2794 | } else { |
50f6fce8 | 2795 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, |
5cd6d0e5 | 2796 | "Invalid `encoding` attribute in string field class: " |
08da4f77 | 2797 | "unknown encoding: encoding=\"%s\"", |
e98a2d6e PP |
2798 | s_right); |
2799 | g_free(s_right); | |
2800 | ret = -EINVAL; | |
2801 | goto error; | |
2802 | } | |
2803 | ||
2804 | g_free(s_right); | |
2805 | _SET(&set, _STRING_ENCODING_SET); | |
2806 | } else { | |
f7b785ac | 2807 | _BT_COMP_LOGW_NODE(left, |
5cd6d0e5 | 2808 | "Unknown attribute in string field class: " |
08da4f77 | 2809 | "attr-name=\"%s\"", |
e98a2d6e PP |
2810 | left->u.unary_expression.u.string); |
2811 | } | |
2812 | } | |
2813 | ||
5cd6d0e5 | 2814 | *string_decl = ctf_field_class_string_create(); |
44c440bc PP |
2815 | BT_ASSERT(*string_decl); |
2816 | (*string_decl)->encoding = encoding; | |
e98a2d6e PP |
2817 | return 0; |
2818 | ||
2819 | error: | |
5cd6d0e5 | 2820 | ctf_field_class_destroy((void *) *string_decl); |
44c440bc | 2821 | *string_decl = NULL; |
e98a2d6e PP |
2822 | return ret; |
2823 | } | |
2824 | ||
2825 | static | |
5cd6d0e5 PP |
2826 | int visit_field_class_specifier_list(struct ctx *ctx, |
2827 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e PP |
2828 | { |
2829 | int ret = 0; | |
2830 | struct ctf_node *first, *node; | |
2831 | ||
2832 | *decl = NULL; | |
2833 | ||
2834 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
50f6fce8 | 2835 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(ts_list, |
28973adf | 2836 | "Unexpected node type: node-type=%d", ts_list->type); |
e98a2d6e PP |
2837 | ret = -EINVAL; |
2838 | goto error; | |
2839 | } | |
2840 | ||
5cd6d0e5 | 2841 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, |
e98a2d6e PP |
2842 | struct ctf_node, siblings); |
2843 | if (first->type != NODE_TYPE_SPECIFIER) { | |
50f6fce8 | 2844 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, |
28973adf | 2845 | "Unexpected node type: node-type=%d", first->type); |
e98a2d6e PP |
2846 | ret = -EINVAL; |
2847 | goto error; | |
2848 | } | |
2849 | ||
5cd6d0e5 | 2850 | node = first->u.field_class_specifier.node; |
e98a2d6e | 2851 | |
5cd6d0e5 | 2852 | switch (first->u.field_class_specifier.type) { |
e98a2d6e PP |
2853 | case TYPESPEC_INTEGER: |
2854 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, | |
44c440bc | 2855 | (void *) decl); |
e98a2d6e | 2856 | if (ret) { |
f6ccaed9 | 2857 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2858 | goto error; |
2859 | } | |
2860 | break; | |
2861 | case TYPESPEC_FLOATING_POINT: | |
2862 | ret = visit_floating_point_number_decl(ctx, | |
44c440bc | 2863 | &node->u.floating_point.expressions, (void *) decl); |
e98a2d6e | 2864 | if (ret) { |
f6ccaed9 | 2865 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2866 | goto error; |
2867 | } | |
2868 | break; | |
2869 | case TYPESPEC_STRING: | |
2870 | ret = visit_string_decl(ctx, | |
44c440bc | 2871 | &node->u.string.expressions, (void *) decl); |
e98a2d6e | 2872 | if (ret) { |
f6ccaed9 | 2873 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2874 | goto error; |
2875 | } | |
2876 | break; | |
2877 | case TYPESPEC_STRUCT: | |
2878 | ret = visit_struct_decl(ctx, node->u._struct.name, | |
2879 | &node->u._struct.declaration_list, | |
2880 | node->u._struct.has_body, | |
44c440bc | 2881 | &node->u._struct.min_align, (void *) decl); |
e98a2d6e | 2882 | if (ret) { |
f6ccaed9 | 2883 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2884 | goto error; |
2885 | } | |
2886 | break; | |
2887 | case TYPESPEC_VARIANT: | |
2888 | ret = visit_variant_decl(ctx, node->u.variant.name, | |
2889 | node->u.variant.choice, | |
2890 | &node->u.variant.declaration_list, | |
44c440bc | 2891 | node->u.variant.has_body, (void *) decl); |
e98a2d6e | 2892 | if (ret) { |
f6ccaed9 | 2893 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2894 | goto error; |
2895 | } | |
2896 | break; | |
2897 | case TYPESPEC_ENUM: | |
2898 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, | |
5cd6d0e5 | 2899 | node->u._enum.container_field_class, |
e98a2d6e | 2900 | &node->u._enum.enumerator_list, |
44c440bc | 2901 | node->u._enum.has_body, (void *) decl); |
e98a2d6e | 2902 | if (ret) { |
f6ccaed9 | 2903 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2904 | goto error; |
2905 | } | |
2906 | break; | |
2907 | case TYPESPEC_VOID: | |
2908 | case TYPESPEC_CHAR: | |
2909 | case TYPESPEC_SHORT: | |
2910 | case TYPESPEC_INT: | |
2911 | case TYPESPEC_LONG: | |
2912 | case TYPESPEC_FLOAT: | |
2913 | case TYPESPEC_DOUBLE: | |
2914 | case TYPESPEC_SIGNED: | |
2915 | case TYPESPEC_UNSIGNED: | |
2916 | case TYPESPEC_BOOL: | |
2917 | case TYPESPEC_COMPLEX: | |
2918 | case TYPESPEC_IMAGINARY: | |
2919 | case TYPESPEC_CONST: | |
2920 | case TYPESPEC_ID_TYPE: | |
5cd6d0e5 | 2921 | ret = visit_field_class_specifier(ctx, ts_list, decl); |
e98a2d6e | 2922 | if (ret) { |
50f6fce8 | 2923 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, |
5cd6d0e5 | 2924 | "Cannot visit field class specifier: ret=%d", |
28973adf | 2925 | ret); |
f6ccaed9 | 2926 | BT_ASSERT(!*decl); |
e98a2d6e PP |
2927 | goto error; |
2928 | } | |
2929 | break; | |
2930 | default: | |
50f6fce8 | 2931 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, |
5cd6d0e5 PP |
2932 | "Unexpected field class specifier type: node-type=%d", |
2933 | first->u.field_class_specifier.type); | |
e98a2d6e PP |
2934 | ret = -EINVAL; |
2935 | goto error; | |
2936 | } | |
2937 | ||
f6ccaed9 | 2938 | BT_ASSERT(*decl); |
e98a2d6e PP |
2939 | return 0; |
2940 | ||
2941 | error: | |
5cd6d0e5 | 2942 | ctf_field_class_destroy((void *) *decl); |
44c440bc | 2943 | *decl = NULL; |
e98a2d6e PP |
2944 | return ret; |
2945 | } | |
2946 | ||
2947 | static | |
2948 | int visit_event_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc PP |
2949 | struct ctf_event_class *event_class, uint64_t *stream_id, |
2950 | int *set) | |
e98a2d6e PP |
2951 | { |
2952 | int ret = 0; | |
2953 | char *left = NULL; | |
e98a2d6e PP |
2954 | |
2955 | switch (node->type) { | |
2956 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
2957 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
2958 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 2959 | if (ret) { |
50f6fce8 | 2960 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 2961 | "Cannot add field class found in event class."); |
e98a2d6e PP |
2962 | goto error; |
2963 | } | |
2964 | break; | |
2965 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
2966 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
2967 | node->u.field_class_alias.alias); | |
e98a2d6e | 2968 | if (ret) { |
50f6fce8 | 2969 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 2970 | "Cannot add field class alias found in event class."); |
e98a2d6e PP |
2971 | goto error; |
2972 | } | |
2973 | break; | |
2974 | case NODE_CTF_EXPRESSION: | |
2975 | { | |
1a6da3f9 | 2976 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 2977 | if (!left) { |
50f6fce8 | 2978 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
2979 | ret = -EINVAL; |
2980 | goto error; | |
2981 | } | |
2982 | ||
2242b43d | 2983 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
2984 | /* This is already known at this stage */ |
2985 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
50f6fce8 | 2986 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "name", "event class"); |
e98a2d6e PP |
2987 | ret = -EPERM; |
2988 | goto error; | |
2989 | } | |
2990 | ||
2991 | _SET(set, _EVENT_NAME_SET); | |
2242b43d | 2992 | } else if (strcmp(left, "id") == 0) { |
bc85036f | 2993 | int64_t id = -1; |
e98a2d6e PP |
2994 | |
2995 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
50f6fce8 | 2996 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "event class"); |
e98a2d6e PP |
2997 | ret = -EPERM; |
2998 | goto error; | |
2999 | } | |
3000 | ||
0746848c PP |
3001 | ret = get_unary_unsigned(ctx, |
3002 | &node->u.ctf_expression.right, | |
e98a2d6e | 3003 | (uint64_t *) &id); |
5eae0c3c JG |
3004 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3005 | if (ret || (!ret && id < 0)) { | |
50f6fce8 | 3006 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3007 | "Unexpected unary expression for event class's `id` attribute."); |
e98a2d6e PP |
3008 | ret = -EINVAL; |
3009 | goto error; | |
3010 | } | |
3011 | ||
44c440bc | 3012 | event_class->id = id; |
e98a2d6e | 3013 | _SET(set, _EVENT_ID_SET); |
2242b43d | 3014 | } else if (strcmp(left, "stream_id") == 0) { |
e98a2d6e | 3015 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { |
50f6fce8 | 3016 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "stream_id", |
08da4f77 | 3017 | "event class"); |
e98a2d6e PP |
3018 | ret = -EPERM; |
3019 | goto error; | |
3020 | } | |
3021 | ||
0746848c PP |
3022 | ret = get_unary_unsigned(ctx, |
3023 | &node->u.ctf_expression.right, stream_id); | |
44c440bc | 3024 | |
5eae0c3c JG |
3025 | /* |
3026 | * Only read "stream_id" if get_unary_unsigned() | |
3027 | * succeeded. | |
3028 | */ | |
1d9f5cd6 | 3029 | if (ret) { |
50f6fce8 | 3030 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3031 | "Unexpected unary expression for event class's `stream_id` attribute."); |
e98a2d6e PP |
3032 | ret = -EINVAL; |
3033 | goto error; | |
3034 | } | |
3035 | ||
3036 | _SET(set, _EVENT_STREAM_ID_SET); | |
2242b43d | 3037 | } else if (strcmp(left, "context") == 0) { |
e98a2d6e | 3038 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { |
50f6fce8 | 3039 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3040 | "Duplicate `context` entry in event class."); |
e98a2d6e PP |
3041 | ret = -EPERM; |
3042 | goto error; | |
3043 | } | |
3044 | ||
5cd6d0e5 | 3045 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3046 | _BT_LIST_FIRST_ENTRY( |
3047 | &node->u.ctf_expression.right, | |
3048 | struct ctf_node, siblings), | |
5cd6d0e5 | 3049 | &event_class->spec_context_fc); |
e98a2d6e | 3050 | if (ret) { |
50f6fce8 | 3051 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3052 | "Cannot create event class's context field class."); |
e98a2d6e PP |
3053 | goto error; |
3054 | } | |
3055 | ||
5cd6d0e5 | 3056 | BT_ASSERT(event_class->spec_context_fc); |
e98a2d6e | 3057 | _SET(set, _EVENT_CONTEXT_SET); |
2242b43d | 3058 | } else if (strcmp(left, "fields") == 0) { |
e98a2d6e | 3059 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { |
50f6fce8 | 3060 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3061 | "Duplicate `fields` entry in event class."); |
e98a2d6e PP |
3062 | ret = -EPERM; |
3063 | goto error; | |
3064 | } | |
3065 | ||
5cd6d0e5 | 3066 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3067 | _BT_LIST_FIRST_ENTRY( |
3068 | &node->u.ctf_expression.right, | |
3069 | struct ctf_node, siblings), | |
5cd6d0e5 | 3070 | &event_class->payload_fc); |
e98a2d6e | 3071 | if (ret) { |
50f6fce8 | 3072 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3073 | "Cannot create event class's payload field class."); |
e98a2d6e PP |
3074 | goto error; |
3075 | } | |
3076 | ||
5cd6d0e5 | 3077 | BT_ASSERT(event_class->payload_fc); |
e98a2d6e | 3078 | _SET(set, _EVENT_FIELDS_SET); |
2242b43d | 3079 | } else if (strcmp(left, "loglevel") == 0) { |
c3c30b08 | 3080 | uint64_t loglevel_value; |
6da709aa | 3081 | bool is_log_level_known = true; |
4cdfc5e8 | 3082 | bt_event_class_log_level log_level = -1; |
e98a2d6e | 3083 | |
44c440bc | 3084 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { |
50f6fce8 | 3085 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "loglevel", |
08da4f77 | 3086 | "event class"); |
e98a2d6e PP |
3087 | ret = -EPERM; |
3088 | goto error; | |
3089 | } | |
3090 | ||
0746848c PP |
3091 | ret = get_unary_unsigned(ctx, |
3092 | &node->u.ctf_expression.right, &loglevel_value); | |
e98a2d6e | 3093 | if (ret) { |
50f6fce8 | 3094 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3095 | "Unexpected unary expression for event class's `loglevel` attribute."); |
e98a2d6e PP |
3096 | ret = -EINVAL; |
3097 | goto error; | |
3098 | } | |
cf76ce92 PP |
3099 | |
3100 | switch (loglevel_value) { | |
3101 | case 0: | |
50842bdc | 3102 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; |
cf76ce92 PP |
3103 | break; |
3104 | case 1: | |
50842bdc | 3105 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; |
cf76ce92 PP |
3106 | break; |
3107 | case 2: | |
50842bdc | 3108 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; |
cf76ce92 PP |
3109 | break; |
3110 | case 3: | |
50842bdc | 3111 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; |
cf76ce92 PP |
3112 | break; |
3113 | case 4: | |
50842bdc | 3114 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; |
cf76ce92 PP |
3115 | break; |
3116 | case 5: | |
50842bdc | 3117 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; |
cf76ce92 PP |
3118 | break; |
3119 | case 6: | |
50842bdc | 3120 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; |
cf76ce92 PP |
3121 | break; |
3122 | case 7: | |
50842bdc | 3123 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; |
cf76ce92 PP |
3124 | break; |
3125 | case 8: | |
50842bdc | 3126 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; |
cf76ce92 PP |
3127 | break; |
3128 | case 9: | |
50842bdc | 3129 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; |
cf76ce92 PP |
3130 | break; |
3131 | case 10: | |
50842bdc | 3132 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; |
cf76ce92 PP |
3133 | break; |
3134 | case 11: | |
50842bdc | 3135 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; |
cf76ce92 PP |
3136 | break; |
3137 | case 12: | |
50842bdc | 3138 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; |
cf76ce92 PP |
3139 | break; |
3140 | case 13: | |
50842bdc | 3141 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; |
cf76ce92 PP |
3142 | break; |
3143 | case 14: | |
50842bdc | 3144 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; |
cf76ce92 PP |
3145 | break; |
3146 | default: | |
6da709aa | 3147 | is_log_level_known = false; |
f7b785ac | 3148 | _BT_COMP_LOGW_NODE(node, "Not setting event class's log level because its value is unknown: " |
cf76ce92 | 3149 | "log-level=%" PRIu64, loglevel_value); |
c3c30b08 | 3150 | } |
cf76ce92 | 3151 | |
6da709aa JR |
3152 | if (is_log_level_known) { |
3153 | ctf_event_class_set_log_level(event_class, log_level); | |
c3c30b08 | 3154 | } |
cf76ce92 | 3155 | |
44c440bc | 3156 | _SET(set, _EVENT_LOG_LEVEL_SET); |
2242b43d | 3157 | } else if (strcmp(left, "model.emf.uri") == 0) { |
e98a2d6e PP |
3158 | char *right; |
3159 | ||
3160 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
50f6fce8 | 3161 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "model.emf.uri", |
28973adf | 3162 | "event class"); |
e98a2d6e PP |
3163 | ret = -EPERM; |
3164 | goto error; | |
3165 | } | |
3166 | ||
1a6da3f9 | 3167 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
3168 | &node->u.ctf_expression.right); |
3169 | if (!right) { | |
50f6fce8 | 3170 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3171 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); |
e98a2d6e PP |
3172 | ret = -EINVAL; |
3173 | goto error; | |
3174 | } | |
3175 | ||
cf76ce92 | 3176 | if (strlen(right) == 0) { |
f7b785ac | 3177 | _BT_COMP_LOGW_NODE(node, |
cf76ce92 PP |
3178 | "Not setting event class's EMF URI because it's empty."); |
3179 | } else { | |
44c440bc PP |
3180 | g_string_assign(event_class->emf_uri, |
3181 | right); | |
28973adf | 3182 | } |
cf76ce92 | 3183 | |
e98a2d6e PP |
3184 | g_free(right); |
3185 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3186 | } else { | |
f7b785ac | 3187 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3188 | "Unknown attribute in event class: " |
08da4f77 | 3189 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3190 | } |
3191 | ||
3192 | g_free(left); | |
3193 | left = NULL; | |
3194 | break; | |
3195 | } | |
3196 | default: | |
3197 | ret = -EPERM; | |
3198 | goto error; | |
3199 | } | |
3200 | ||
44c440bc | 3201 | goto end; |
e98a2d6e PP |
3202 | |
3203 | error: | |
19bbdc9b | 3204 | g_free(left); |
e98a2d6e | 3205 | |
44c440bc | 3206 | end: |
e98a2d6e PP |
3207 | return ret; |
3208 | } | |
3209 | ||
3210 | static | |
3211 | char *get_event_decl_name(struct ctx *ctx, struct ctf_node *node) | |
3212 | { | |
3213 | char *left = NULL; | |
3214 | char *name = NULL; | |
3215 | struct ctf_node *iter; | |
3216 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3217 | ||
3218 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3219 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3220 | continue; | |
3221 | } | |
3222 | ||
1a6da3f9 | 3223 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); |
e98a2d6e | 3224 | if (!left) { |
50f6fce8 | 3225 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 3226 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
3227 | goto error; |
3228 | } | |
3229 | ||
2242b43d | 3230 | if (strcmp(left, "name") == 0) { |
1a6da3f9 | 3231 | name = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
3232 | &iter->u.ctf_expression.right); |
3233 | if (!name) { | |
50f6fce8 | 3234 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 3235 | "Unexpected unary expression for event class's `name` attribute."); |
e98a2d6e PP |
3236 | goto error; |
3237 | } | |
3238 | } | |
3239 | ||
3240 | g_free(left); | |
3241 | left = NULL; | |
3242 | ||
3243 | if (name) { | |
3244 | break; | |
3245 | } | |
3246 | } | |
3247 | ||
3248 | return name; | |
3249 | ||
3250 | error: | |
3251 | g_free(left); | |
e98a2d6e PP |
3252 | return NULL; |
3253 | } | |
3254 | ||
3255 | static | |
3256 | int visit_event_decl(struct ctx *ctx, struct ctf_node *node) | |
3257 | { | |
3258 | int ret = 0; | |
3259 | int set = 0; | |
e98a2d6e | 3260 | struct ctf_node *iter; |
44c440bc | 3261 | uint64_t stream_id = 0; |
e98a2d6e | 3262 | char *event_name = NULL; |
44c440bc PP |
3263 | struct ctf_event_class *event_class = NULL; |
3264 | struct ctf_stream_class *stream_class = NULL; | |
e98a2d6e | 3265 | struct bt_list_head *decl_list = &node->u.event.declaration_list; |
1e649dff | 3266 | bool pop_scope = false; |
e98a2d6e PP |
3267 | |
3268 | if (node->visited) { | |
3269 | goto end; | |
3270 | } | |
3271 | ||
3272 | node->visited = TRUE; | |
3273 | event_name = get_event_decl_name(ctx, node); | |
3274 | if (!event_name) { | |
50f6fce8 | 3275 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3276 | "Missing `name` attribute in event class."); |
e98a2d6e PP |
3277 | ret = -EPERM; |
3278 | goto error; | |
3279 | } | |
3280 | ||
44c440bc PP |
3281 | event_class = ctf_event_class_create(); |
3282 | BT_ASSERT(event_class); | |
3283 | g_string_assign(event_class->name, event_name); | |
3284 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1e649dff PP |
3285 | pop_scope = true; |
3286 | ||
e98a2d6e PP |
3287 | bt_list_for_each_entry(iter, decl_list, siblings) { |
3288 | ret = visit_event_decl_entry(ctx, iter, event_class, | |
3289 | &stream_id, &set); | |
3290 | if (ret) { | |
50f6fce8 | 3291 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit event class's entry: " |
28973adf | 3292 | "ret=%d", ret); |
e98a2d6e PP |
3293 | goto error; |
3294 | } | |
3295 | } | |
3296 | ||
3297 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
1e649dff PP |
3298 | /* |
3299 | * Allow missing stream_id if there is only a single | |
3300 | * stream class. | |
3301 | */ | |
44c440bc | 3302 | switch (ctx->ctf_tc->stream_classes->len) { |
e98a2d6e | 3303 | case 0: |
1e649dff | 3304 | /* Create implicit stream class if there's none */ |
7b4b1ba2 | 3305 | stream_id = 0; |
44c440bc PP |
3306 | stream_class = ctf_stream_class_create(); |
3307 | BT_ASSERT(stream_class); | |
3308 | stream_class->id = stream_id; | |
3309 | g_ptr_array_add(ctx->ctf_tc->stream_classes, | |
3310 | stream_class); | |
e98a2d6e PP |
3311 | break; |
3312 | case 1: | |
1e649dff | 3313 | /* Single stream class: get its ID */ |
44c440bc PP |
3314 | stream_class = ctx->ctf_tc->stream_classes->pdata[0]; |
3315 | stream_id = stream_class->id; | |
e98a2d6e PP |
3316 | break; |
3317 | default: | |
50f6fce8 | 3318 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3319 | "Missing `stream_id` attribute in event class."); |
e98a2d6e PP |
3320 | ret = -EPERM; |
3321 | goto error; | |
3322 | } | |
3323 | } | |
3324 | ||
1e649dff | 3325 | /* We have the stream ID now; get the stream class if found */ |
e98a2d6e | 3326 | if (!stream_class) { |
44c440bc PP |
3327 | stream_class = ctf_trace_class_borrow_stream_class_by_id( |
3328 | ctx->ctf_tc, stream_id); | |
1e649dff | 3329 | if (!stream_class) { |
50f6fce8 | 3330 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3331 | "Cannot find stream class at this point: " |
08da4f77 | 3332 | "id=%" PRId64, stream_id); |
1e649dff PP |
3333 | ret = -EINVAL; |
3334 | goto error; | |
3335 | } | |
e98a2d6e PP |
3336 | } |
3337 | ||
f6ccaed9 | 3338 | BT_ASSERT(stream_class); |
1e649dff | 3339 | |
e98a2d6e PP |
3340 | if (!_IS_SET(&set, _EVENT_ID_SET)) { |
3341 | /* Allow only one event without ID per stream */ | |
44c440bc | 3342 | if (stream_class->event_classes->len != 0) { |
50f6fce8 | 3343 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3344 | "Missing `id` attribute in event class."); |
e98a2d6e PP |
3345 | ret = -EPERM; |
3346 | goto error; | |
3347 | } | |
3348 | ||
3349 | /* Automatic ID */ | |
44c440bc | 3350 | event_class->id = 0; |
e98a2d6e PP |
3351 | } |
3352 | ||
44c440bc PP |
3353 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, |
3354 | event_class->id)) { | |
50f6fce8 | 3355 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3356 | "Duplicate event class (same ID) in the same stream class: " |
44c440bc | 3357 | "id=%" PRId64, event_class->id); |
e98a2d6e PP |
3358 | ret = -EEXIST; |
3359 | goto error; | |
3360 | } | |
3361 | ||
44c440bc PP |
3362 | ctf_stream_class_append_event_class(stream_class, event_class); |
3363 | event_class = NULL; | |
1e649dff | 3364 | goto end; |
e98a2d6e PP |
3365 | |
3366 | error: | |
44c440bc PP |
3367 | ctf_event_class_destroy(event_class); |
3368 | event_class = NULL; | |
3369 | ||
3370 | if (ret >= 0) { | |
3371 | ret = -1; | |
3372 | } | |
e98a2d6e | 3373 | |
1e649dff PP |
3374 | end: |
3375 | if (pop_scope) { | |
3376 | ctx_pop_scope(ctx); | |
3377 | } | |
e98a2d6e | 3378 | |
19bbdc9b | 3379 | g_free(event_name); |
44c440bc | 3380 | |
e98a2d6e PP |
3381 | return ret; |
3382 | } | |
3383 | ||
56b43721 | 3384 | static |
7bf5af54 | 3385 | int auto_map_field_to_trace_clock_class(struct ctx *ctx, |
5cd6d0e5 | 3386 | struct ctf_field_class *fc) |
56b43721 | 3387 | { |
0f2d58c9 | 3388 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
5cd6d0e5 | 3389 | struct ctf_field_class_int *int_fc = (void *) fc; |
56b43721 | 3390 | int ret = 0; |
44c440bc PP |
3391 | uint64_t clock_class_count; |
3392 | ||
5cd6d0e5 | 3393 | if (!fc) { |
44c440bc PP |
3394 | goto end; |
3395 | } | |
56b43721 | 3396 | |
864cad70 PP |
3397 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3398 | fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
56b43721 PP |
3399 | goto end; |
3400 | } | |
3401 | ||
5cd6d0e5 | 3402 | if (int_fc->mapped_clock_class) { |
44c440bc | 3403 | /* Already mapped */ |
56b43721 PP |
3404 | goto end; |
3405 | } | |
3406 | ||
44c440bc | 3407 | clock_class_count = ctx->ctf_tc->clock_classes->len; |
7bf5af54 PP |
3408 | |
3409 | switch (clock_class_count) { | |
3410 | case 0: | |
3411 | /* | |
44c440bc PP |
3412 | * No clock class exists in the trace at this point. Create an |
3413 | * implicit one at 1 GHz, named `default`, and use this clock | |
3414 | * class. | |
7bf5af54 | 3415 | */ |
0f2d58c9 | 3416 | clock_class_to_map_to = ctf_clock_class_create(); |
44c440bc | 3417 | BT_ASSERT(clock_class_to_map_to); |
0f2d58c9 PP |
3418 | clock_class_to_map_to->frequency = UINT64_C(1000000000); |
3419 | g_string_assign(clock_class_to_map_to->name, "default"); | |
44c440bc PP |
3420 | BT_ASSERT(ret == 0); |
3421 | g_ptr_array_add(ctx->ctf_tc->clock_classes, | |
398454ed | 3422 | clock_class_to_map_to); |
7bf5af54 PP |
3423 | break; |
3424 | case 1: | |
3425 | /* | |
44c440bc PP |
3426 | * Only one clock class exists in the trace at this point: use |
3427 | * this one. | |
7bf5af54 | 3428 | */ |
398454ed | 3429 | clock_class_to_map_to = ctx->ctf_tc->clock_classes->pdata[0]; |
7bf5af54 PP |
3430 | break; |
3431 | default: | |
3432 | /* | |
44c440bc PP |
3433 | * Timestamp field not mapped to a clock class and there's more |
3434 | * than one clock class in the trace: this is an error. | |
7bf5af54 | 3435 | */ |
50f6fce8 | 3436 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Timestamp field found with no mapped clock class, " |
7bf5af54 PP |
3437 | "but there's more than one clock class in the trace at this point."); |
3438 | ret = -1; | |
56b43721 PP |
3439 | goto end; |
3440 | } | |
3441 | ||
f6ccaed9 | 3442 | BT_ASSERT(clock_class_to_map_to); |
398454ed | 3443 | int_fc->mapped_clock_class = clock_class_to_map_to; |
56b43721 | 3444 | |
7bf5af54 | 3445 | end: |
7bf5af54 PP |
3446 | return ret; |
3447 | } | |
56b43721 | 3448 | |
7bf5af54 PP |
3449 | static |
3450 | int auto_map_fields_to_trace_clock_class(struct ctx *ctx, | |
5cd6d0e5 | 3451 | struct ctf_field_class *root_fc, const char *field_name) |
7bf5af54 PP |
3452 | { |
3453 | int ret = 0; | |
44c440bc | 3454 | uint64_t i, count; |
5cd6d0e5 PP |
3455 | struct ctf_field_class_struct *struct_fc = (void *) root_fc; |
3456 | struct ctf_field_class_variant *var_fc = (void *) root_fc; | |
56b43721 | 3457 | |
5cd6d0e5 | 3458 | if (!root_fc) { |
7bf5af54 PP |
3459 | goto end; |
3460 | } | |
56b43721 | 3461 | |
864cad70 PP |
3462 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && |
3463 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
7bf5af54 PP |
3464 | goto end; |
3465 | } | |
3466 | ||
864cad70 | 3467 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 | 3468 | count = struct_fc->members->len; |
7bf5af54 | 3469 | } else { |
5cd6d0e5 | 3470 | count = var_fc->options->len; |
7bf5af54 PP |
3471 | } |
3472 | ||
7bf5af54 | 3473 | for (i = 0; i < count; i++) { |
5cd6d0e5 | 3474 | struct ctf_named_field_class *named_fc = NULL; |
7bf5af54 | 3475 | |
864cad70 | 3476 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { |
5cd6d0e5 PP |
3477 | named_fc = ctf_field_class_struct_borrow_member_by_index( |
3478 | struct_fc, i); | |
864cad70 | 3479 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { |
5cd6d0e5 PP |
3480 | named_fc = ctf_field_class_variant_borrow_option_by_index( |
3481 | var_fc, i); | |
fba9c0c1 | 3482 | } else { |
498e7994 | 3483 | bt_common_abort(); |
7bf5af54 PP |
3484 | } |
3485 | ||
5cd6d0e5 | 3486 | if (strcmp(named_fc->name->str, field_name) == 0) { |
44c440bc | 3487 | ret = auto_map_field_to_trace_clock_class(ctx, |
5cd6d0e5 | 3488 | named_fc->fc); |
7bf5af54 | 3489 | if (ret) { |
50f6fce8 | 3490 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot automatically map field to trace's clock class: " |
7bf5af54 | 3491 | "field-name=\"%s\"", field_name); |
7bf5af54 | 3492 | goto end; |
56b43721 PP |
3493 | } |
3494 | } | |
3495 | ||
5cd6d0e5 | 3496 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, |
44c440bc | 3497 | field_name); |
7bf5af54 | 3498 | if (ret) { |
50f6fce8 | 3499 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot automatically map structure or variant field class's fields to trace's clock class: " |
7bf5af54 | 3500 | "field-name=\"%s\", root-field-name=\"%s\"", |
5cd6d0e5 | 3501 | field_name, named_fc->name->str); |
7bf5af54 PP |
3502 | goto end; |
3503 | } | |
56b43721 PP |
3504 | } |
3505 | ||
3506 | end: | |
56b43721 PP |
3507 | return ret; |
3508 | } | |
3509 | ||
e98a2d6e PP |
3510 | static |
3511 | int visit_stream_decl_entry(struct ctx *ctx, struct ctf_node *node, | |
44c440bc | 3512 | struct ctf_stream_class *stream_class, int *set) |
e98a2d6e PP |
3513 | { |
3514 | int ret = 0; | |
3515 | char *left = NULL; | |
e98a2d6e PP |
3516 | |
3517 | switch (node->type) { | |
3518 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3519 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3520 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3521 | if (ret) { |
50f6fce8 | 3522 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3523 | "Cannot add field class found in stream class."); |
e98a2d6e PP |
3524 | goto error; |
3525 | } | |
3526 | break; | |
3527 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3528 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3529 | node->u.field_class_alias.alias); | |
e98a2d6e | 3530 | if (ret) { |
50f6fce8 | 3531 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3532 | "Cannot add field class alias found in stream class."); |
e98a2d6e PP |
3533 | goto error; |
3534 | } | |
3535 | break; | |
3536 | case NODE_CTF_EXPRESSION: | |
3537 | { | |
1a6da3f9 | 3538 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 3539 | if (!left) { |
50f6fce8 | 3540 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3541 | ret = -EINVAL; |
3542 | goto error; | |
3543 | } | |
3544 | ||
2242b43d | 3545 | if (strcmp(left, "id") == 0) { |
e98a2d6e | 3546 | int64_t id; |
e98a2d6e PP |
3547 | |
3548 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
50f6fce8 | 3549 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", |
28973adf | 3550 | "stream declaration"); |
e98a2d6e PP |
3551 | ret = -EPERM; |
3552 | goto error; | |
3553 | } | |
3554 | ||
0746848c PP |
3555 | ret = get_unary_unsigned(ctx, |
3556 | &node->u.ctf_expression.right, | |
e98a2d6e | 3557 | (uint64_t *) &id); |
44c440bc | 3558 | |
5eae0c3c JG |
3559 | /* Only read "id" if get_unary_unsigned() succeeded. */ |
3560 | if (ret || (!ret && id < 0)) { | |
50f6fce8 | 3561 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3562 | "Unexpected unary expression for stream class's `id` attribute."); |
e98a2d6e PP |
3563 | ret = -EINVAL; |
3564 | goto error; | |
3565 | } | |
3566 | ||
44c440bc PP |
3567 | if (ctf_trace_class_borrow_stream_class_by_id( |
3568 | ctx->ctf_tc, id)) { | |
50f6fce8 | 3569 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3570 | "Duplicate stream class (same ID): id=%" PRId64, |
e98a2d6e PP |
3571 | id); |
3572 | ret = -EEXIST; | |
3573 | goto error; | |
3574 | } | |
3575 | ||
44c440bc | 3576 | stream_class->id = id; |
e98a2d6e | 3577 | _SET(set, _STREAM_ID_SET); |
2242b43d | 3578 | } else if (strcmp(left, "event.header") == 0) { |
e98a2d6e | 3579 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { |
50f6fce8 | 3580 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3581 | "Duplicate `event.header` entry in stream class."); |
e98a2d6e PP |
3582 | ret = -EPERM; |
3583 | goto error; | |
3584 | } | |
3585 | ||
5cd6d0e5 | 3586 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3587 | _BT_LIST_FIRST_ENTRY( |
3588 | &node->u.ctf_expression.right, | |
3589 | struct ctf_node, siblings), | |
5cd6d0e5 | 3590 | &stream_class->event_header_fc); |
e98a2d6e | 3591 | if (ret) { |
50f6fce8 | 3592 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3593 | "Cannot create stream class's event header field class."); |
e98a2d6e PP |
3594 | goto error; |
3595 | } | |
3596 | ||
5cd6d0e5 | 3597 | BT_ASSERT(stream_class->event_header_fc); |
56b43721 | 3598 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3599 | stream_class->event_header_fc, "timestamp"); |
56b43721 | 3600 | if (ret) { |
50f6fce8 | 3601 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3602 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); |
56b43721 PP |
3603 | goto error; |
3604 | } | |
e98a2d6e | 3605 | |
e98a2d6e | 3606 | _SET(set, _STREAM_EVENT_HEADER_SET); |
2242b43d | 3607 | } else if (strcmp(left, "event.context") == 0) { |
e98a2d6e | 3608 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { |
50f6fce8 | 3609 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3610 | "Duplicate `event.context` entry in stream class."); |
e98a2d6e PP |
3611 | ret = -EPERM; |
3612 | goto error; | |
3613 | } | |
3614 | ||
5cd6d0e5 | 3615 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3616 | _BT_LIST_FIRST_ENTRY( |
3617 | &node->u.ctf_expression.right, | |
3618 | struct ctf_node, siblings), | |
5cd6d0e5 | 3619 | &stream_class->event_common_context_fc); |
e98a2d6e | 3620 | if (ret) { |
50f6fce8 | 3621 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3622 | "Cannot create stream class's event context field class."); |
e98a2d6e PP |
3623 | goto error; |
3624 | } | |
3625 | ||
5cd6d0e5 | 3626 | BT_ASSERT(stream_class->event_common_context_fc); |
e98a2d6e | 3627 | _SET(set, _STREAM_EVENT_CONTEXT_SET); |
2242b43d | 3628 | } else if (strcmp(left, "packet.context") == 0) { |
e98a2d6e | 3629 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { |
50f6fce8 | 3630 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3631 | "Duplicate `packet.context` entry in stream class."); |
e98a2d6e PP |
3632 | ret = -EPERM; |
3633 | goto error; | |
3634 | } | |
3635 | ||
5cd6d0e5 | 3636 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3637 | _BT_LIST_FIRST_ENTRY( |
3638 | &node->u.ctf_expression.right, | |
3639 | struct ctf_node, siblings), | |
5cd6d0e5 | 3640 | &stream_class->packet_context_fc); |
e98a2d6e | 3641 | if (ret) { |
50f6fce8 | 3642 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3643 | "Cannot create stream class's packet context field class."); |
e98a2d6e PP |
3644 | goto error; |
3645 | } | |
3646 | ||
5cd6d0e5 | 3647 | BT_ASSERT(stream_class->packet_context_fc); |
56b43721 | 3648 | ret = auto_map_fields_to_trace_clock_class(ctx, |
5cd6d0e5 | 3649 | stream_class->packet_context_fc, |
44c440bc | 3650 | "timestamp_begin"); |
7bf5af54 | 3651 | if (ret) { |
50f6fce8 | 3652 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3653 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); |
7bf5af54 PP |
3654 | goto error; |
3655 | } | |
3656 | ||
3657 | ret = auto_map_fields_to_trace_clock_class(ctx, | |
5cd6d0e5 | 3658 | stream_class->packet_context_fc, |
44c440bc | 3659 | "timestamp_end"); |
56b43721 | 3660 | if (ret) { |
50f6fce8 | 3661 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3662 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); |
56b43721 PP |
3663 | goto error; |
3664 | } | |
e98a2d6e | 3665 | |
e98a2d6e PP |
3666 | _SET(set, _STREAM_PACKET_CONTEXT_SET); |
3667 | } else { | |
f7b785ac | 3668 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3669 | "Unknown attribute in stream class: " |
08da4f77 | 3670 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3671 | } |
3672 | ||
3673 | g_free(left); | |
3674 | left = NULL; | |
3675 | break; | |
3676 | } | |
3677 | ||
3678 | default: | |
3679 | ret = -EPERM; | |
3680 | goto error; | |
3681 | } | |
3682 | ||
3683 | return 0; | |
3684 | ||
3685 | error: | |
3686 | g_free(left); | |
e98a2d6e PP |
3687 | return ret; |
3688 | } | |
3689 | ||
3690 | static | |
3691 | int visit_stream_decl(struct ctx *ctx, struct ctf_node *node) | |
3692 | { | |
e98a2d6e PP |
3693 | int set = 0; |
3694 | int ret = 0; | |
3695 | struct ctf_node *iter; | |
44c440bc | 3696 | struct ctf_stream_class *stream_class = NULL; |
e98a2d6e PP |
3697 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; |
3698 | ||
3699 | if (node->visited) { | |
3700 | goto end; | |
3701 | } | |
3702 | ||
3703 | node->visited = TRUE; | |
44c440bc PP |
3704 | stream_class = ctf_stream_class_create(); |
3705 | BT_ASSERT(stream_class); | |
3706 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
e98a2d6e PP |
3707 | |
3708 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3709 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3710 | if (ret) { | |
50f6fce8 | 3711 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf PP |
3712 | "Cannot visit stream class's entry: " |
3713 | "ret=%d", ret); | |
e98a2d6e PP |
3714 | ctx_pop_scope(ctx); |
3715 | goto error; | |
3716 | } | |
3717 | } | |
3718 | ||
3719 | ctx_pop_scope(ctx); | |
3720 | ||
3721 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
44c440bc | 3722 | /* Check that packet header has `stream_id` field */ |
5cd6d0e5 | 3723 | struct ctf_named_field_class *named_fc = NULL; |
e98a2d6e | 3724 | |
5cd6d0e5 | 3725 | if (!ctx->ctf_tc->packet_header_fc) { |
50f6fce8 | 3726 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3727 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3728 | "but trace has no packet header field class."); |
d6701381 | 3729 | ret = -EINVAL; |
e98a2d6e PP |
3730 | goto error; |
3731 | } | |
3732 | ||
5cd6d0e5 PP |
3733 | named_fc = ctf_field_class_struct_borrow_member_by_name( |
3734 | (void *) ctx->ctf_tc->packet_header_fc, "stream_id"); | |
3735 | if (!named_fc) { | |
50f6fce8 | 3736 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3737 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3738 | "but trace's packet header field class has no `stream_id` field."); |
d6701381 | 3739 | ret = -EINVAL; |
e98a2d6e PP |
3740 | goto error; |
3741 | } | |
3742 | ||
864cad70 PP |
3743 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && |
3744 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
50f6fce8 | 3745 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3746 | "Stream class has a `id` attribute, " |
5cd6d0e5 | 3747 | "but trace's packet header field class's `stream_id` field is not an integer field class."); |
d6701381 | 3748 | ret = -EINVAL; |
e98a2d6e PP |
3749 | goto error; |
3750 | } | |
e98a2d6e PP |
3751 | } else { |
3752 | /* Allow only _one_ ID-less stream */ | |
44c440bc | 3753 | if (ctx->ctf_tc->stream_classes->len != 0) { |
50f6fce8 | 3754 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3755 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); |
e98a2d6e PP |
3756 | ret = -EPERM; |
3757 | goto error; | |
3758 | } | |
3759 | ||
3760 | /* Automatic ID: 0 */ | |
44c440bc | 3761 | stream_class->id = 0; |
e98a2d6e PP |
3762 | } |
3763 | ||
1e649dff PP |
3764 | /* |
3765 | * Make sure that this stream class's ID is currently unique in | |
3766 | * the trace. | |
3767 | */ | |
44c440bc PP |
3768 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, |
3769 | stream_class->id)) { | |
50f6fce8 | 3770 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3771 | "Duplicate stream class (same ID): id=%" PRId64, |
44c440bc | 3772 | stream_class->id); |
1e649dff PP |
3773 | ret = -EINVAL; |
3774 | goto error; | |
3775 | } | |
3776 | ||
44c440bc | 3777 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); |
e98a2d6e | 3778 | stream_class = NULL; |
1e649dff | 3779 | goto end; |
e98a2d6e PP |
3780 | |
3781 | error: | |
44c440bc PP |
3782 | ctf_stream_class_destroy(stream_class); |
3783 | stream_class = NULL; | |
e98a2d6e | 3784 | |
1e649dff | 3785 | end: |
e98a2d6e PP |
3786 | return ret; |
3787 | } | |
3788 | ||
3789 | static | |
3790 | int visit_trace_decl_entry(struct ctx *ctx, struct ctf_node *node, int *set) | |
3791 | { | |
3792 | int ret = 0; | |
3793 | char *left = NULL; | |
44c440bc | 3794 | uint64_t val; |
e98a2d6e PP |
3795 | |
3796 | switch (node->type) { | |
3797 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
3798 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, |
3799 | &node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 3800 | if (ret) { |
50f6fce8 | 3801 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3802 | "Cannot add field class found in trace (`trace` block)."); |
e98a2d6e PP |
3803 | goto error; |
3804 | } | |
3805 | break; | |
3806 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
3807 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, |
3808 | node->u.field_class_alias.alias); | |
e98a2d6e | 3809 | if (ret) { |
50f6fce8 | 3810 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3811 | "Cannot add field class alias found in trace (`trace` block)."); |
e98a2d6e PP |
3812 | goto error; |
3813 | } | |
3814 | break; | |
3815 | case NODE_CTF_EXPRESSION: | |
3816 | { | |
1a6da3f9 | 3817 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); |
e98a2d6e | 3818 | if (!left) { |
50f6fce8 | 3819 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
3820 | ret = -EINVAL; |
3821 | goto error; | |
3822 | } | |
3823 | ||
2242b43d | 3824 | if (strcmp(left, "major") == 0) { |
e98a2d6e | 3825 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { |
50f6fce8 | 3826 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "major", "trace"); |
e98a2d6e PP |
3827 | ret = -EPERM; |
3828 | goto error; | |
3829 | } | |
3830 | ||
0746848c PP |
3831 | ret = get_unary_unsigned(ctx, |
3832 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3833 | if (ret) { |
50f6fce8 | 3834 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3835 | "Unexpected unary expression for trace's `major` attribute."); |
e98a2d6e PP |
3836 | ret = -EINVAL; |
3837 | goto error; | |
3838 | } | |
3839 | ||
44c440bc | 3840 | if (val != 1) { |
50f6fce8 | 3841 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
44c440bc | 3842 | "Invalid trace's `minor` attribute: expecting 1."); |
d6701381 | 3843 | ret = -EINVAL; |
44c440bc PP |
3844 | goto error; |
3845 | } | |
3846 | ||
3847 | ctx->ctf_tc->major = val; | |
e98a2d6e | 3848 | _SET(set, _TRACE_MAJOR_SET); |
2242b43d | 3849 | } else if (strcmp(left, "minor") == 0) { |
e98a2d6e | 3850 | if (_IS_SET(set, _TRACE_MINOR_SET)) { |
50f6fce8 | 3851 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "minor", "trace"); |
e98a2d6e PP |
3852 | ret = -EPERM; |
3853 | goto error; | |
3854 | } | |
3855 | ||
0746848c PP |
3856 | ret = get_unary_unsigned(ctx, |
3857 | &node->u.ctf_expression.right, &val); | |
e98a2d6e | 3858 | if (ret) { |
50f6fce8 | 3859 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3860 | "Unexpected unary expression for trace's `minor` attribute."); |
e98a2d6e PP |
3861 | ret = -EINVAL; |
3862 | goto error; | |
3863 | } | |
3864 | ||
44c440bc | 3865 | if (val != 8) { |
50f6fce8 | 3866 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
44c440bc | 3867 | "Invalid trace's `minor` attribute: expecting 8."); |
d6701381 | 3868 | ret = -EINVAL; |
44c440bc PP |
3869 | goto error; |
3870 | } | |
3871 | ||
3872 | ctx->ctf_tc->minor = val; | |
e98a2d6e | 3873 | _SET(set, _TRACE_MINOR_SET); |
2242b43d | 3874 | } else if (strcmp(left, "uuid") == 0) { |
e98a2d6e | 3875 | if (_IS_SET(set, _TRACE_UUID_SET)) { |
50f6fce8 | 3876 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "uuid", "trace"); |
e98a2d6e PP |
3877 | ret = -EPERM; |
3878 | goto error; | |
3879 | } | |
3880 | ||
0746848c PP |
3881 | ret = get_unary_uuid(ctx, |
3882 | &node->u.ctf_expression.right, | |
44c440bc | 3883 | ctx->ctf_tc->uuid); |
e98a2d6e | 3884 | if (ret) { |
50f6fce8 | 3885 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3886 | "Invalid trace's `uuid` attribute."); |
e98a2d6e PP |
3887 | goto error; |
3888 | } | |
3889 | ||
44c440bc | 3890 | ctx->ctf_tc->is_uuid_set = true; |
e98a2d6e | 3891 | _SET(set, _TRACE_UUID_SET); |
2242b43d | 3892 | } else if (strcmp(left, "byte_order") == 0) { |
44c440bc | 3893 | /* Default byte order is already known at this stage */ |
e98a2d6e | 3894 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { |
50f6fce8 | 3895 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", |
08da4f77 | 3896 | "trace"); |
e98a2d6e PP |
3897 | ret = -EPERM; |
3898 | goto error; | |
3899 | } | |
3900 | ||
e2bd7d40 | 3901 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); |
e98a2d6e | 3902 | _SET(set, _TRACE_BYTE_ORDER_SET); |
2242b43d | 3903 | } else if (strcmp(left, "packet.header") == 0) { |
e98a2d6e | 3904 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { |
50f6fce8 | 3905 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3906 | "Duplicate `packet.header` entry in trace."); |
e98a2d6e PP |
3907 | ret = -EPERM; |
3908 | goto error; | |
3909 | } | |
3910 | ||
5cd6d0e5 | 3911 | ret = visit_field_class_specifier_list(ctx, |
e98a2d6e PP |
3912 | _BT_LIST_FIRST_ENTRY( |
3913 | &node->u.ctf_expression.right, | |
3914 | struct ctf_node, siblings), | |
5cd6d0e5 | 3915 | &ctx->ctf_tc->packet_header_fc); |
e98a2d6e | 3916 | if (ret) { |
50f6fce8 | 3917 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
5cd6d0e5 | 3918 | "Cannot create trace's packet header field class."); |
e98a2d6e PP |
3919 | goto error; |
3920 | } | |
3921 | ||
5cd6d0e5 | 3922 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); |
e98a2d6e PP |
3923 | _SET(set, _TRACE_PACKET_HEADER_SET); |
3924 | } else { | |
f7b785ac | 3925 | _BT_COMP_LOGW_NODE(node, |
28973adf | 3926 | "Unknown attribute in stream class: " |
08da4f77 | 3927 | "attr-name=\"%s\"", left); |
e98a2d6e PP |
3928 | } |
3929 | ||
3930 | g_free(left); | |
3931 | left = NULL; | |
3932 | break; | |
3933 | } | |
3934 | default: | |
50f6fce8 | 3935 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unknown expression in trace."); |
e98a2d6e PP |
3936 | ret = -EINVAL; |
3937 | goto error; | |
3938 | } | |
3939 | ||
3940 | return 0; | |
3941 | ||
3942 | error: | |
3943 | g_free(left); | |
e98a2d6e PP |
3944 | return ret; |
3945 | } | |
3946 | ||
3947 | static | |
3948 | int visit_trace_decl(struct ctx *ctx, struct ctf_node *node) | |
3949 | { | |
3950 | int ret = 0; | |
3951 | int set = 0; | |
3952 | struct ctf_node *iter; | |
3953 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3954 | ||
3955 | if (node->visited) { | |
3956 | goto end; | |
3957 | } | |
3958 | ||
3959 | node->visited = TRUE; | |
3960 | ||
3961 | if (ctx->is_trace_visited) { | |
50f6fce8 | 3962 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); |
e98a2d6e PP |
3963 | ret = -EEXIST; |
3964 | goto error; | |
3965 | } | |
3966 | ||
44c440bc | 3967 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); |
e98a2d6e PP |
3968 | |
3969 | bt_list_for_each_entry(iter, decl_list, siblings) { | |
3970 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3971 | if (ret) { | |
50f6fce8 | 3972 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit trace's entry (`trace` block): " |
28973adf | 3973 | "ret=%d", ret); |
e98a2d6e PP |
3974 | ctx_pop_scope(ctx); |
3975 | goto error; | |
3976 | } | |
3977 | } | |
3978 | ||
3979 | ctx_pop_scope(ctx); | |
3980 | ||
3981 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
50f6fce8 | 3982 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3983 | "Missing `major` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3984 | ret = -EPERM; |
3985 | goto error; | |
3986 | } | |
3987 | ||
3988 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
50f6fce8 | 3989 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3990 | "Missing `minor` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3991 | ret = -EPERM; |
3992 | goto error; | |
3993 | } | |
3994 | ||
3995 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
50f6fce8 | 3996 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 3997 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
3998 | ret = -EPERM; |
3999 | goto error; | |
4000 | } | |
4001 | ||
44c440bc | 4002 | ctx->is_trace_visited = true; |
e98a2d6e PP |
4003 | |
4004 | end: | |
4005 | return 0; | |
4006 | ||
4007 | error: | |
4008 | return ret; | |
4009 | } | |
4010 | ||
4011 | static | |
4012 | int visit_env(struct ctx *ctx, struct ctf_node *node) | |
4013 | { | |
4014 | int ret = 0; | |
4015 | char *left = NULL; | |
4016 | struct ctf_node *entry_node; | |
4017 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
4018 | ||
4019 | if (node->visited) { | |
4020 | goto end; | |
4021 | } | |
4022 | ||
4023 | node->visited = TRUE; | |
4024 | ||
4025 | bt_list_for_each_entry(entry_node, decl_list, siblings) { | |
4026 | struct bt_list_head *right_head = | |
4027 | &entry_node->u.ctf_expression.right; | |
4028 | ||
4029 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
50f6fce8 | 4030 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4031 | "Wrong expression in environment entry: " |
08da4f77 | 4032 | "node-type=%d", entry_node->type); |
e98a2d6e PP |
4033 | ret = -EPERM; |
4034 | goto error; | |
4035 | } | |
4036 | ||
1a6da3f9 | 4037 | left = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4038 | &entry_node->u.ctf_expression.left); |
4039 | if (!left) { | |
50f6fce8 | 4040 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4041 | "Cannot get environment entry's name."); |
e98a2d6e PP |
4042 | ret = -EINVAL; |
4043 | goto error; | |
4044 | } | |
4045 | ||
4046 | if (is_unary_string(right_head)) { | |
1a6da3f9 | 4047 | char *right = ctf_ast_concatenate_unary_strings(right_head); |
e98a2d6e PP |
4048 | |
4049 | if (!right) { | |
50f6fce8 | 4050 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4051 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4052 | "name=\"%s\"", left); |
e98a2d6e PP |
4053 | ret = -EINVAL; |
4054 | goto error; | |
4055 | } | |
4056 | ||
7bf5af54 PP |
4057 | if (strcmp(left, "tracer_name") == 0) { |
4058 | if (strncmp(right, "lttng", 5) == 0) { | |
f7b785ac | 4059 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " |
7bf5af54 PP |
4060 | "tracer-name=\"%s\"", |
4061 | left, right); | |
44c440bc | 4062 | ctx->is_lttng = true; |
f4421ff3 PP |
4063 | } |
4064 | } | |
4065 | ||
44c440bc PP |
4066 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4067 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
4068 | right, 0); | |
e98a2d6e | 4069 | g_free(right); |
e98a2d6e PP |
4070 | } else if (is_unary_unsigned(right_head) || |
4071 | is_unary_signed(right_head)) { | |
4072 | int64_t v; | |
4073 | ||
4074 | if (is_unary_unsigned(right_head)) { | |
0746848c | 4075 | ret = get_unary_unsigned(ctx, right_head, |
e98a2d6e PP |
4076 | (uint64_t *) &v); |
4077 | } else { | |
4078 | ret = get_unary_signed(right_head, &v); | |
4079 | } | |
4080 | if (ret) { | |
50f6fce8 | 4081 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4082 | "Unexpected unary expression for environment entry's value: " |
08da4f77 | 4083 | "name=\"%s\"", left); |
e98a2d6e PP |
4084 | ret = -EINVAL; |
4085 | goto error; | |
4086 | } | |
4087 | ||
44c440bc PP |
4088 | ctf_trace_class_append_env_entry(ctx->ctf_tc, |
4089 | left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
4090 | NULL, v); | |
e98a2d6e | 4091 | } else { |
f7b785ac | 4092 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4093 | "Environment entry has unknown type: " |
08da4f77 | 4094 | "name=\"%s\"", left); |
e98a2d6e PP |
4095 | } |
4096 | ||
4097 | g_free(left); | |
4098 | left = NULL; | |
4099 | } | |
4100 | ||
4101 | end: | |
4102 | return 0; | |
4103 | ||
4104 | error: | |
4105 | g_free(left); | |
e98a2d6e PP |
4106 | return ret; |
4107 | } | |
4108 | ||
4109 | static | |
4110 | int set_trace_byte_order(struct ctx *ctx, struct ctf_node *trace_node) | |
4111 | { | |
4112 | int ret = 0; | |
4113 | int set = 0; | |
4114 | char *left = NULL; | |
4115 | struct ctf_node *node; | |
4116 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4117 | ||
4118 | bt_list_for_each_entry(node, decl_list, siblings) { | |
4119 | if (node->type == NODE_CTF_EXPRESSION) { | |
4120 | struct ctf_node *right_node; | |
4121 | ||
1a6da3f9 | 4122 | left = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4123 | &node->u.ctf_expression.left); |
4124 | if (!left) { | |
50f6fce8 | 4125 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 4126 | "Cannot concatenate unary strings."); |
e98a2d6e PP |
4127 | ret = -EINVAL; |
4128 | goto error; | |
4129 | } | |
4130 | ||
2242b43d | 4131 | if (strcmp(left, "byte_order") == 0) { |
44c440bc | 4132 | enum ctf_byte_order bo; |
e98a2d6e PP |
4133 | |
4134 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
50f6fce8 | 4135 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", |
08da4f77 | 4136 | "trace"); |
e98a2d6e PP |
4137 | ret = -EPERM; |
4138 | goto error; | |
4139 | } | |
4140 | ||
4141 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4142 | right_node = _BT_LIST_FIRST_ENTRY( | |
4143 | &node->u.ctf_expression.right, | |
4144 | struct ctf_node, siblings); | |
0746848c PP |
4145 | bo = byte_order_from_unary_expr(ctx, |
4146 | right_node); | |
e2bd7d40 | 4147 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { |
50f6fce8 | 4148 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf PP |
4149 | "Invalid `byte_order` attribute in trace (`trace` block): " |
4150 | "expecting `le`, `be`, or `network`."); | |
e98a2d6e PP |
4151 | ret = -EINVAL; |
4152 | goto error; | |
44c440bc | 4153 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { |
50f6fce8 | 4154 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 4155 | "Invalid `byte_order` attribute in trace (`trace` block): " |
08da4f77 | 4156 | "cannot be set to `native` here."); |
e98a2d6e PP |
4157 | ret = -EPERM; |
4158 | goto error; | |
4159 | } | |
4160 | ||
44c440bc | 4161 | ctx->ctf_tc->default_byte_order = bo; |
e98a2d6e PP |
4162 | } |
4163 | ||
4164 | g_free(left); | |
4165 | left = NULL; | |
4166 | } | |
4167 | } | |
4168 | ||
4169 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
50f6fce8 | 4170 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(trace_node, |
28973adf | 4171 | "Missing `byte_order` attribute in trace (`trace` block)."); |
e98a2d6e PP |
4172 | ret = -EINVAL; |
4173 | goto error; | |
4174 | } | |
4175 | ||
4176 | return 0; | |
4177 | ||
4178 | error: | |
4179 | g_free(left); | |
e98a2d6e PP |
4180 | return ret; |
4181 | } | |
4182 | ||
4183 | static | |
4184 | int visit_clock_decl_entry(struct ctx *ctx, struct ctf_node *entry_node, | |
0f2d58c9 | 4185 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, |
44c440bc | 4186 | uint64_t *offset_cycles) |
e98a2d6e PP |
4187 | { |
4188 | int ret = 0; | |
4189 | char *left = NULL; | |
4190 | ||
4191 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
50f6fce8 | 4192 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf PP |
4193 | "Unexpected node type: node-type=%d", |
4194 | entry_node->type); | |
e98a2d6e PP |
4195 | ret = -EPERM; |
4196 | goto error; | |
4197 | } | |
4198 | ||
1a6da3f9 | 4199 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); |
e98a2d6e | 4200 | if (!left) { |
50f6fce8 | 4201 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot concatenate unary strings."); |
e98a2d6e PP |
4202 | ret = -EINVAL; |
4203 | goto error; | |
4204 | } | |
4205 | ||
2242b43d | 4206 | if (strcmp(left, "name") == 0) { |
e98a2d6e PP |
4207 | char *right; |
4208 | ||
4209 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
50f6fce8 | 4210 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "name", "clock class"); |
e98a2d6e PP |
4211 | ret = -EPERM; |
4212 | goto error; | |
4213 | } | |
4214 | ||
1a6da3f9 | 4215 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4216 | &entry_node->u.ctf_expression.right); |
4217 | if (!right) { | |
50f6fce8 | 4218 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4219 | "Unexpected unary expression for clock class's `name` attribute."); |
e98a2d6e PP |
4220 | ret = -EINVAL; |
4221 | goto error; | |
4222 | } | |
4223 | ||
0f2d58c9 | 4224 | g_string_assign(clock->name, right); |
e98a2d6e PP |
4225 | g_free(right); |
4226 | _SET(set, _CLOCK_NAME_SET); | |
2242b43d | 4227 | } else if (strcmp(left, "uuid") == 0) { |
6162e6b7 | 4228 | bt_uuid_t uuid; |
e98a2d6e PP |
4229 | |
4230 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
50f6fce8 | 4231 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "uuid", "clock class"); |
e98a2d6e PP |
4232 | ret = -EPERM; |
4233 | goto error; | |
4234 | } | |
4235 | ||
0746848c PP |
4236 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, |
4237 | uuid); | |
e98a2d6e | 4238 | if (ret) { |
50f6fce8 | 4239 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4240 | "Invalid clock class's `uuid` attribute."); |
e98a2d6e PP |
4241 | goto error; |
4242 | } | |
4243 | ||
0f2d58c9 | 4244 | clock->has_uuid = true; |
6162e6b7 | 4245 | bt_uuid_copy(clock->uuid, uuid); |
e98a2d6e | 4246 | _SET(set, _CLOCK_UUID_SET); |
2242b43d | 4247 | } else if (strcmp(left, "description") == 0) { |
e98a2d6e PP |
4248 | char *right; |
4249 | ||
4250 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
50f6fce8 | 4251 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "description", |
28973adf | 4252 | "clock class"); |
e98a2d6e PP |
4253 | ret = -EPERM; |
4254 | goto error; | |
4255 | } | |
4256 | ||
1a6da3f9 | 4257 | right = ctf_ast_concatenate_unary_strings( |
e98a2d6e PP |
4258 | &entry_node->u.ctf_expression.right); |
4259 | if (!right) { | |
50f6fce8 | 4260 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4261 | "Unexpected unary expression for clock class's `description` attribute."); |
e98a2d6e PP |
4262 | ret = -EINVAL; |
4263 | goto error; | |
4264 | } | |
4265 | ||
0f2d58c9 | 4266 | g_string_assign(clock->description, right); |
e98a2d6e PP |
4267 | g_free(right); |
4268 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
2242b43d | 4269 | } else if (strcmp(left, "freq") == 0) { |
44c440bc | 4270 | uint64_t freq = UINT64_C(-1); |
e98a2d6e PP |
4271 | |
4272 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
50f6fce8 | 4273 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "freq", "clock class"); |
e98a2d6e PP |
4274 | ret = -EPERM; |
4275 | goto error; | |
4276 | } | |
4277 | ||
0746848c | 4278 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4279 | &entry_node->u.ctf_expression.right, &freq); |
4280 | if (ret) { | |
50f6fce8 | 4281 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4282 | "Unexpected unary expression for clock class's `freq` attribute."); |
e98a2d6e PP |
4283 | ret = -EINVAL; |
4284 | goto error; | |
4285 | } | |
4286 | ||
44c440bc | 4287 | if (freq == UINT64_C(-1) || freq == 0) { |
50f6fce8 | 4288 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
239744fc PP |
4289 | "Invalid clock class frequency: freq=%" PRIu64, |
4290 | freq); | |
4291 | ret = -EINVAL; | |
4292 | goto error; | |
4293 | } | |
4294 | ||
0f2d58c9 | 4295 | clock->frequency = freq; |
e98a2d6e | 4296 | _SET(set, _CLOCK_FREQ_SET); |
2242b43d | 4297 | } else if (strcmp(left, "precision") == 0) { |
e98a2d6e PP |
4298 | uint64_t precision; |
4299 | ||
4300 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
50f6fce8 | 4301 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "precision", |
28973adf | 4302 | "clock class"); |
e98a2d6e PP |
4303 | ret = -EPERM; |
4304 | goto error; | |
4305 | } | |
4306 | ||
0746848c | 4307 | ret = get_unary_unsigned(ctx, |
e98a2d6e PP |
4308 | &entry_node->u.ctf_expression.right, &precision); |
4309 | if (ret) { | |
50f6fce8 | 4310 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4311 | "Unexpected unary expression for clock class's `precision` attribute."); |
e98a2d6e PP |
4312 | ret = -EINVAL; |
4313 | goto error; | |
4314 | } | |
4315 | ||
0f2d58c9 | 4316 | clock->precision = precision; |
e98a2d6e | 4317 | _SET(set, _CLOCK_PRECISION_SET); |
2242b43d | 4318 | } else if (strcmp(left, "offset_s") == 0) { |
e98a2d6e | 4319 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { |
50f6fce8 | 4320 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset_s", |
28973adf | 4321 | "clock class"); |
e98a2d6e PP |
4322 | ret = -EPERM; |
4323 | goto error; | |
4324 | } | |
4325 | ||
fb4ac437 | 4326 | ret = get_unary_signed( |
44c440bc | 4327 | &entry_node->u.ctf_expression.right, offset_seconds); |
e98a2d6e | 4328 | if (ret) { |
50f6fce8 | 4329 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4330 | "Unexpected unary expression for clock class's `offset_s` attribute."); |
e98a2d6e PP |
4331 | ret = -EINVAL; |
4332 | goto error; | |
4333 | } | |
4334 | ||
e98a2d6e | 4335 | _SET(set, _CLOCK_OFFSET_S_SET); |
2242b43d | 4336 | } else if (strcmp(left, "offset") == 0) { |
e98a2d6e | 4337 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { |
50f6fce8 | 4338 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset", "clock class"); |
e98a2d6e PP |
4339 | ret = -EPERM; |
4340 | goto error; | |
4341 | } | |
4342 | ||
0746848c | 4343 | ret = get_unary_unsigned(ctx, |
44c440bc | 4344 | &entry_node->u.ctf_expression.right, offset_cycles); |
e98a2d6e | 4345 | if (ret) { |
50f6fce8 | 4346 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4347 | "Unexpected unary expression for clock class's `offset` attribute."); |
e98a2d6e PP |
4348 | ret = -EINVAL; |
4349 | goto error; | |
4350 | } | |
4351 | ||
e98a2d6e | 4352 | _SET(set, _CLOCK_OFFSET_SET); |
2242b43d | 4353 | } else if (strcmp(left, "absolute") == 0) { |
e98a2d6e PP |
4354 | struct ctf_node *right; |
4355 | ||
4356 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
50f6fce8 | 4357 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "absolute", |
28973adf | 4358 | "clock class"); |
e98a2d6e PP |
4359 | ret = -EPERM; |
4360 | goto error; | |
4361 | } | |
4362 | ||
4363 | right = _BT_LIST_FIRST_ENTRY( | |
4364 | &entry_node->u.ctf_expression.right, | |
4365 | struct ctf_node, siblings); | |
0746848c | 4366 | ret = get_boolean(ctx, right); |
e98a2d6e | 4367 | if (ret < 0) { |
50f6fce8 | 4368 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf | 4369 | "Unexpected unary expression for clock class's `absolute` attribute."); |
e98a2d6e PP |
4370 | ret = -EINVAL; |
4371 | goto error; | |
4372 | } | |
4373 | ||
0f2d58c9 | 4374 | clock->is_absolute = ret; |
e98a2d6e PP |
4375 | _SET(set, _CLOCK_ABSOLUTE_SET); |
4376 | } else { | |
f7b785ac | 4377 | _BT_COMP_LOGW_NODE(entry_node, |
28973adf | 4378 | "Unknown attribute in clock class: attr-name=\"%s\"", |
e98a2d6e PP |
4379 | left); |
4380 | } | |
4381 | ||
4382 | g_free(left); | |
4383 | left = NULL; | |
e98a2d6e PP |
4384 | return 0; |
4385 | ||
4386 | error: | |
4387 | g_free(left); | |
e98a2d6e PP |
4388 | return ret; |
4389 | } | |
4390 | ||
44c440bc PP |
4391 | static inline |
4392 | uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) | |
92540773 | 4393 | { |
44c440bc | 4394 | uint64_t cycles; |
92540773 JD |
4395 | |
4396 | /* 1GHz */ | |
44c440bc | 4397 | if (frequency == UINT64_C(1000000000)) { |
92540773 JD |
4398 | cycles = ns; |
4399 | } else { | |
4400 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4401 | } | |
4402 | ||
4403 | return cycles; | |
4404 | } | |
4405 | ||
4406 | static | |
44c440bc PP |
4407 | void calibrate_clock_class_offsets(int64_t *offset_seconds, |
4408 | uint64_t *offset_cycles, uint64_t freq) | |
4409 | { | |
4410 | if (*offset_cycles >= freq) { | |
4411 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
4412 | ||
4413 | *offset_seconds += (int64_t) s_in_offset_cycles; | |
4414 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4415 | } | |
4416 | } | |
4417 | ||
c0aa240b FD |
4418 | static |
4419 | void apply_clock_class_is_absolute(struct ctx *ctx, | |
4420 | struct ctf_clock_class *clock) | |
4421 | { | |
4422 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { | |
4423 | clock->is_absolute = true; | |
4424 | } | |
4425 | ||
4426 | return; | |
4427 | } | |
4428 | ||
44c440bc | 4429 | static |
e5be10ef | 4430 | void apply_clock_class_offset(struct ctx *ctx, |
0f2d58c9 | 4431 | struct ctf_clock_class *clock) |
92540773 | 4432 | { |
92540773 | 4433 | uint64_t freq; |
44c440bc PP |
4434 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; |
4435 | uint64_t offset_ns_to_apply; | |
4436 | int64_t cur_offset_s; | |
4437 | uint64_t cur_offset_cycles; | |
92540773 | 4438 | |
44c440bc PP |
4439 | if (ctx->decoder_config.clock_class_offset_s == 0 && |
4440 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
92540773 JD |
4441 | goto end; |
4442 | } | |
4443 | ||
44c440bc PP |
4444 | /* Transfer nanoseconds to seconds as much as possible */ |
4445 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4446 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4447 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4448 | const int64_t extra_s = -abs_extra_s; | |
4449 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4450 | (extra_s * INT64_C(1000000000)); | |
4451 | ||
4452 | BT_ASSERT(offset_ns > 0); | |
4453 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4454 | offset_s_to_apply += extra_s; | |
4455 | } else { | |
4456 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / | |
4457 | INT64_C(1000000000); | |
4458 | const int64_t offset_ns = ctx->decoder_config.clock_class_offset_ns - | |
4459 | (extra_s * INT64_C(1000000000)); | |
4460 | ||
4461 | BT_ASSERT(offset_ns >= 0); | |
4462 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4463 | offset_s_to_apply += extra_s; | |
92540773 JD |
4464 | } |
4465 | ||
0f2d58c9 PP |
4466 | freq = clock->frequency; |
4467 | cur_offset_s = clock->offset_seconds; | |
4468 | cur_offset_cycles = clock->offset_cycles; | |
44c440bc PP |
4469 | |
4470 | /* Apply offsets */ | |
4471 | cur_offset_s += offset_s_to_apply; | |
4472 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4473 | ||
4474 | /* | |
4475 | * Recalibrate offsets because the part in cycles can be greater | |
4476 | * than the frequency at this point. | |
4477 | */ | |
4478 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4479 | ||
4480 | /* Set final offsets */ | |
0f2d58c9 PP |
4481 | clock->offset_seconds = cur_offset_s; |
4482 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4483 | |
4484 | end: | |
44c440bc | 4485 | return; |
92540773 JD |
4486 | } |
4487 | ||
4488 | static | |
1e649dff | 4489 | int visit_clock_decl(struct ctx *ctx, struct ctf_node *clock_node) |
e98a2d6e PP |
4490 | { |
4491 | int ret = 0; | |
4492 | int set = 0; | |
0f2d58c9 | 4493 | struct ctf_clock_class *clock; |
e98a2d6e PP |
4494 | struct ctf_node *entry_node; |
4495 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
f4421ff3 | 4496 | const char *clock_class_name; |
44c440bc PP |
4497 | int64_t offset_seconds = 0; |
4498 | uint64_t offset_cycles = 0; | |
4499 | uint64_t freq; | |
e98a2d6e PP |
4500 | |
4501 | if (clock_node->visited) { | |
4502 | return 0; | |
4503 | } | |
4504 | ||
4505 | clock_node->visited = TRUE; | |
f3534905 PP |
4506 | |
4507 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
0f2d58c9 | 4508 | clock = ctf_clock_class_create(); |
e98a2d6e | 4509 | if (!clock) { |
50f6fce8 | 4510 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, |
28973adf | 4511 | "Cannot create default clock class."); |
e98a2d6e | 4512 | ret = -ENOMEM; |
44c440bc PP |
4513 | goto end; |
4514 | } | |
4515 | ||
e98a2d6e | 4516 | bt_list_for_each_entry(entry_node, decl_list, siblings) { |
44c440bc PP |
4517 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, |
4518 | &offset_seconds, &offset_cycles); | |
e98a2d6e | 4519 | if (ret) { |
50f6fce8 | 4520 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, |
28973adf PP |
4521 | "Cannot visit clock class's entry: ret=%d", |
4522 | ret); | |
44c440bc | 4523 | goto end; |
e98a2d6e PP |
4524 | } |
4525 | } | |
4526 | ||
4527 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
50f6fce8 | 4528 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, |
28973adf | 4529 | "Missing `name` attribute in clock class."); |
e98a2d6e | 4530 | ret = -EPERM; |
44c440bc | 4531 | goto end; |
e98a2d6e PP |
4532 | } |
4533 | ||
0f2d58c9 | 4534 | clock_class_name = clock->name->str; |
f6ccaed9 | 4535 | BT_ASSERT(clock_class_name); |
f4421ff3 PP |
4536 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { |
4537 | /* | |
4538 | * Old versions of LTTng forgot to set its clock class | |
4539 | * as absolute, even if it is. This is important because | |
d6e69534 | 4540 | * it's a condition to be able to sort messages |
f4421ff3 PP |
4541 | * from different sources. |
4542 | */ | |
0f2d58c9 | 4543 | clock->is_absolute = true; |
e98a2d6e PP |
4544 | } |
4545 | ||
44c440bc PP |
4546 | /* |
4547 | * Adjust offsets so that the part in cycles is less than the | |
4548 | * frequency (move to the part in seconds). | |
4549 | */ | |
0f2d58c9 | 4550 | freq = clock->frequency; |
44c440bc | 4551 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); |
0f2d58c9 PP |
4552 | BT_ASSERT(offset_cycles < clock->frequency); |
4553 | clock->offset_seconds = offset_seconds; | |
4554 | clock->offset_cycles = offset_cycles; | |
44c440bc | 4555 | apply_clock_class_offset(ctx, clock); |
c0aa240b | 4556 | apply_clock_class_is_absolute(ctx, clock); |
398454ed | 4557 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); |
0f2d58c9 | 4558 | clock = NULL; |
e98a2d6e | 4559 | |
44c440bc | 4560 | end: |
0f2d58c9 PP |
4561 | if (clock) { |
4562 | ctf_clock_class_destroy(clock); | |
4563 | } | |
4564 | ||
e98a2d6e PP |
4565 | return ret; |
4566 | } | |
4567 | ||
4568 | static | |
4569 | int visit_root_decl(struct ctx *ctx, struct ctf_node *root_decl_node) | |
4570 | { | |
4571 | int ret = 0; | |
4572 | ||
4573 | if (root_decl_node->visited) { | |
4574 | goto end; | |
4575 | } | |
4576 | ||
4577 | root_decl_node->visited = TRUE; | |
4578 | ||
4579 | switch (root_decl_node->type) { | |
4580 | case NODE_TYPEDEF: | |
5cd6d0e5 PP |
4581 | ret = visit_field_class_def(ctx, |
4582 | root_decl_node->u.field_class_def.field_class_specifier_list, | |
4583 | &root_decl_node->u.field_class_def.field_class_declarators); | |
e98a2d6e | 4584 | if (ret) { |
50f6fce8 | 4585 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, |
5cd6d0e5 | 4586 | "Cannot add field class found in root scope."); |
e98a2d6e PP |
4587 | goto end; |
4588 | } | |
4589 | break; | |
4590 | case NODE_TYPEALIAS: | |
5cd6d0e5 PP |
4591 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, |
4592 | root_decl_node->u.field_class_alias.alias); | |
e98a2d6e | 4593 | if (ret) { |
50f6fce8 | 4594 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, |
5cd6d0e5 | 4595 | "Cannot add field class alias found in root scope."); |
e98a2d6e PP |
4596 | goto end; |
4597 | } | |
4598 | break; | |
4599 | case NODE_TYPE_SPECIFIER_LIST: | |
4600 | { | |
5cd6d0e5 | 4601 | struct ctf_field_class *decl = NULL; |
e98a2d6e PP |
4602 | |
4603 | /* | |
5cd6d0e5 | 4604 | * Just add the field class specifier to the root |
e98a2d6e PP |
4605 | * declaration scope. Put local reference. |
4606 | */ | |
5cd6d0e5 | 4607 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); |
e98a2d6e | 4608 | if (ret) { |
50f6fce8 | 4609 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, |
5cd6d0e5 | 4610 | "Cannot visit root scope's field class: " |
28973adf | 4611 | "ret=%d", ret); |
f6ccaed9 | 4612 | BT_ASSERT(!decl); |
e98a2d6e PP |
4613 | goto end; |
4614 | } | |
4615 | ||
5cd6d0e5 | 4616 | ctf_field_class_destroy(decl); |
44c440bc | 4617 | decl = NULL; |
e98a2d6e PP |
4618 | break; |
4619 | } | |
4620 | default: | |
50f6fce8 | 4621 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, |
28973adf PP |
4622 | "Unexpected node type: node-type=%d", |
4623 | root_decl_node->type); | |
e98a2d6e PP |
4624 | ret = -EPERM; |
4625 | goto end; | |
4626 | } | |
4627 | ||
4628 | end: | |
4629 | return ret; | |
4630 | } | |
4631 | ||
1e649dff | 4632 | BT_HIDDEN |
55314f2a | 4633 | struct ctf_visitor_generate_ir *ctf_visitor_generate_ir_create( |
862ca4ed | 4634 | const struct ctf_metadata_decoder_config *decoder_config) |
e98a2d6e | 4635 | { |
e98a2d6e | 4636 | struct ctx *ctx = NULL; |
e98a2d6e | 4637 | |
1e649dff | 4638 | /* Create visitor's context */ |
f7b785ac | 4639 | ctx = ctx_create(decoder_config); |
e98a2d6e | 4640 | if (!ctx) { |
9d2c9974 PP |
4641 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, |
4642 | decoder_config->self_comp, | |
4643 | "Cannot create visitor's context."); | |
e98a2d6e PP |
4644 | goto error; |
4645 | } | |
4646 | ||
1e649dff PP |
4647 | goto end; |
4648 | ||
4649 | error: | |
4650 | ctx_destroy(ctx); | |
4651 | ctx = NULL; | |
4652 | ||
4653 | end: | |
1e649dff PP |
4654 | return (void *) ctx; |
4655 | } | |
4656 | ||
4657 | BT_HIDDEN | |
4658 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4659 | { | |
4660 | ctx_destroy((void *) visitor); | |
4661 | } | |
4662 | ||
4663 | BT_HIDDEN | |
b19ff26f | 4664 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class( |
1e649dff PP |
4665 | struct ctf_visitor_generate_ir *visitor) |
4666 | { | |
4667 | struct ctx *ctx = (void *) visitor; | |
4668 | ||
98b15851 | 4669 | BT_ASSERT_DBG(ctx); |
41693723 PP |
4670 | |
4671 | if (ctx->trace_class) { | |
4672 | bt_trace_class_get_ref(ctx->trace_class); | |
4673 | } | |
4674 | ||
862ca4ed | 4675 | return ctx->trace_class; |
1e649dff PP |
4676 | } |
4677 | ||
44c440bc PP |
4678 | BT_HIDDEN |
4679 | struct ctf_trace_class *ctf_visitor_generate_ir_borrow_ctf_trace_class( | |
4680 | struct ctf_visitor_generate_ir *visitor) | |
4681 | { | |
4682 | struct ctx *ctx = (void *) visitor; | |
4683 | ||
98b15851 PP |
4684 | BT_ASSERT_DBG(ctx); |
4685 | BT_ASSERT_DBG(ctx->ctf_tc); | |
44c440bc PP |
4686 | return ctx->ctf_tc; |
4687 | } | |
4688 | ||
1e649dff PP |
4689 | BT_HIDDEN |
4690 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *visitor, | |
4691 | struct ctf_node *node) | |
4692 | { | |
4693 | int ret = 0; | |
4694 | struct ctx *ctx = (void *) visitor; | |
4695 | ||
f7b785ac | 4696 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); |
1e649dff | 4697 | |
e98a2d6e PP |
4698 | switch (node->type) { |
4699 | case NODE_ROOT: | |
4700 | { | |
4701 | struct ctf_node *iter; | |
44c440bc | 4702 | bool got_trace_decl = false; |
e98a2d6e PP |
4703 | |
4704 | /* | |
1e649dff | 4705 | * The first thing we need is the native byte order of |
5cd6d0e5 | 4706 | * the trace block, because early class aliases can have |
1e649dff PP |
4707 | * a `byte_order` attribute set to `native`. If we don't |
4708 | * have the native byte order yet, and we don't have any | |
4709 | * trace block yet, then fail with EINCOMPLETE. | |
e98a2d6e | 4710 | */ |
e2bd7d40 | 4711 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { |
1e649dff PP |
4712 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
4713 | if (got_trace_decl) { | |
50f6fce8 | 4714 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 4715 | "Duplicate trace (`trace` block)."); |
1e649dff PP |
4716 | ret = -1; |
4717 | goto end; | |
4718 | } | |
e98a2d6e | 4719 | |
1e649dff PP |
4720 | ret = set_trace_byte_order(ctx, iter); |
4721 | if (ret) { | |
50f6fce8 | 4722 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 4723 | "Cannot set trace's native byte order: " |
08da4f77 | 4724 | "ret=%d", ret); |
1e649dff PP |
4725 | goto end; |
4726 | } | |
4727 | ||
44c440bc | 4728 | got_trace_decl = true; |
e98a2d6e PP |
4729 | } |
4730 | ||
1e649dff | 4731 | if (!got_trace_decl) { |
f7b785ac | 4732 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); |
1e649dff PP |
4733 | ret = -EINCOMPLETE; |
4734 | goto end; | |
4735 | } | |
e98a2d6e PP |
4736 | } |
4737 | ||
44c440bc PP |
4738 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || |
4739 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
f6ccaed9 | 4740 | BT_ASSERT(ctx->current_scope && |
5084732e | 4741 | !ctx->current_scope->parent_scope); |
e98a2d6e | 4742 | |
f4421ff3 PP |
4743 | /* Environment */ |
4744 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { | |
4745 | ret = visit_env(ctx, iter); | |
4746 | if (ret) { | |
50f6fce8 | 4747 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4748 | "Cannot visit trace's environment (`env` block) entry: " |
08da4f77 | 4749 | "ret=%d", ret); |
f4421ff3 PP |
4750 | goto end; |
4751 | } | |
4752 | } | |
4753 | ||
f6ccaed9 | 4754 | BT_ASSERT(ctx->current_scope && |
5084732e | 4755 | !ctx->current_scope->parent_scope); |
f4421ff3 | 4756 | |
e98a2d6e | 4757 | /* |
f4421ff3 | 4758 | * Visit clock blocks. |
e98a2d6e PP |
4759 | */ |
4760 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { | |
1e649dff | 4761 | ret = visit_clock_decl(ctx, iter); |
e98a2d6e | 4762 | if (ret) { |
50f6fce8 | 4763 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4764 | "Cannot visit clock class: ret=%d", |
e98a2d6e | 4765 | ret); |
1e649dff | 4766 | goto end; |
e98a2d6e PP |
4767 | } |
4768 | } | |
4769 | ||
f6ccaed9 | 4770 | BT_ASSERT(ctx->current_scope && |
5084732e | 4771 | !ctx->current_scope->parent_scope); |
1e649dff | 4772 | |
e98a2d6e PP |
4773 | /* |
4774 | * Visit root declarations next, as they can be used by any | |
4775 | * following entity. | |
4776 | */ | |
4777 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, | |
4778 | siblings) { | |
4779 | ret = visit_root_decl(ctx, iter); | |
4780 | if (ret) { | |
50f6fce8 | 4781 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4782 | "Cannot visit root entry: ret=%d", |
e98a2d6e | 4783 | ret); |
1e649dff | 4784 | goto end; |
e98a2d6e PP |
4785 | } |
4786 | } | |
4787 | ||
f6ccaed9 | 4788 | BT_ASSERT(ctx->current_scope && |
5084732e | 4789 | !ctx->current_scope->parent_scope); |
1e649dff PP |
4790 | |
4791 | /* Callsite blocks are not supported */ | |
e98a2d6e | 4792 | bt_list_for_each_entry(iter, &node->u.root.callsite, siblings) { |
f7b785ac | 4793 | _BT_COMP_LOGW_NODE(iter, |
28973adf | 4794 | "\"callsite\" blocks are not supported as of this version."); |
e98a2d6e PP |
4795 | } |
4796 | ||
f6ccaed9 | 4797 | BT_ASSERT(ctx->current_scope && |
5084732e | 4798 | !ctx->current_scope->parent_scope); |
1e649dff | 4799 | |
e98a2d6e PP |
4800 | /* Trace */ |
4801 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
4802 | ret = visit_trace_decl(ctx, iter); | |
4803 | if (ret) { | |
50f6fce8 | 4804 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4805 | "Cannot visit trace (`trace` block): " |
08da4f77 | 4806 | "ret=%d", ret); |
1e649dff | 4807 | goto end; |
e98a2d6e PP |
4808 | } |
4809 | } | |
4810 | ||
f6ccaed9 | 4811 | BT_ASSERT(ctx->current_scope && |
5084732e | 4812 | !ctx->current_scope->parent_scope); |
1e649dff | 4813 | |
e98a2d6e PP |
4814 | /* Streams */ |
4815 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
4816 | ret = visit_stream_decl(ctx, iter); | |
4817 | if (ret) { | |
50f6fce8 | 4818 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4819 | "Cannot visit stream class: ret=%d", |
08da4f77 | 4820 | ret); |
1e649dff | 4821 | goto end; |
e98a2d6e PP |
4822 | } |
4823 | } | |
4824 | ||
f6ccaed9 | 4825 | BT_ASSERT(ctx->current_scope && |
5084732e | 4826 | !ctx->current_scope->parent_scope); |
1e649dff | 4827 | |
e98a2d6e PP |
4828 | /* Events */ |
4829 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
4830 | ret = visit_event_decl(ctx, iter); | |
4831 | if (ret) { | |
50f6fce8 | 4832 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, |
28973adf | 4833 | "Cannot visit event class: ret=%d", |
08da4f77 | 4834 | ret); |
1e649dff | 4835 | goto end; |
e98a2d6e PP |
4836 | } |
4837 | } | |
1e649dff | 4838 | |
f6ccaed9 | 4839 | BT_ASSERT(ctx->current_scope && |
5084732e | 4840 | !ctx->current_scope->parent_scope); |
e98a2d6e PP |
4841 | break; |
4842 | } | |
e98a2d6e | 4843 | default: |
50f6fce8 | 4844 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, |
28973adf | 4845 | "Unexpected node type: node-type=%d", |
08da4f77 | 4846 | node->type); |
e98a2d6e | 4847 | ret = -EINVAL; |
1e649dff | 4848 | goto end; |
e98a2d6e PP |
4849 | } |
4850 | ||
44c440bc | 4851 | /* Update default clock classes */ |
0746848c | 4852 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, |
f7b785ac | 4853 | &ctx->log_cfg); |
44c440bc PP |
4854 | if (ret) { |
4855 | ret = -EINVAL; | |
4856 | goto end; | |
4857 | } | |
4858 | ||
44c440bc PP |
4859 | /* Update trace class meanings */ |
4860 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4861 | if (ret) { | |
4862 | ret = -EINVAL; | |
4863 | goto end; | |
4864 | } | |
4865 | ||
afd45274 PP |
4866 | /* Update stream class configuration */ |
4867 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4868 | if (ret) { | |
4869 | ret = -EINVAL; | |
4870 | goto end; | |
4871 | } | |
4872 | ||
44c440bc PP |
4873 | /* Update text arrays and sequences */ |
4874 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4875 | if (ret) { | |
4876 | ret = -EINVAL; | |
4877 | goto end; | |
4878 | } | |
4879 | ||
e6938018 PP |
4880 | /* Update structure/array/sequence alignments */ |
4881 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4882 | if (ret) { | |
4883 | ret = -EINVAL; | |
4884 | goto end; | |
4885 | } | |
4886 | ||
44c440bc | 4887 | /* Resolve sequence lengths and variant tags */ |
f7b785ac | 4888 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4889 | if (ret) { |
4890 | ret = -EINVAL; | |
4891 | goto end; | |
4892 | } | |
4893 | ||
41693723 PP |
4894 | if (ctx->trace_class) { |
4895 | /* | |
4896 | * Update "in IR" for field classes. | |
4897 | * | |
4898 | * If we have no IR trace class, then we'll have no way | |
4899 | * to create IR fields anyway, so we leave all the | |
4900 | * `in_ir` members false. | |
4901 | */ | |
4902 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4903 | if (ret) { | |
4904 | ret = -EINVAL; | |
4905 | goto end; | |
4906 | } | |
44c440bc PP |
4907 | } |
4908 | ||
4909 | /* Update saved value indexes */ | |
4910 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
e98a2d6e | 4911 | if (ret) { |
44c440bc PP |
4912 | ret = -EINVAL; |
4913 | goto end; | |
4914 | } | |
4915 | ||
4916 | /* Validate what we have so far */ | |
f7b785ac | 4917 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); |
44c440bc PP |
4918 | if (ret) { |
4919 | ret = -EINVAL; | |
4920 | goto end; | |
4921 | } | |
4922 | ||
83ebb7f1 PP |
4923 | /* |
4924 | * If there are fields which are not related to the CTF format | |
4925 | * itself in the packet header and in event header field | |
4926 | * classes, warn about it because they are never translated. | |
4927 | */ | |
0746848c | 4928 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, |
f7b785ac | 4929 | &ctx->log_cfg); |
83ebb7f1 | 4930 | |
41693723 PP |
4931 | if (ctx->trace_class) { |
4932 | /* Copy new CTF metadata -> new IR metadata */ | |
f7b785ac | 4933 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, |
7fcdb0a9 | 4934 | ctx->trace_class, ctx->ctf_tc); |
41693723 PP |
4935 | if (ret) { |
4936 | ret = -EINVAL; | |
4937 | goto end; | |
4938 | } | |
e98a2d6e PP |
4939 | } |
4940 | ||
1e649dff | 4941 | end: |
e98a2d6e PP |
4942 | return ret; |
4943 | } |