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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 | ||
c802cacb SM |
10 | #include <string> |
11 | ||
c802cacb SM |
12 | #include <errno.h> |
13 | #include <glib.h> | |
14 | #include <inttypes.h> | |
c802cacb | 15 | #include <stdio.h> |
c802cacb | 16 | #include <string.h> |
c802cacb SM |
17 | |
18 | #include <babeltrace2/babeltrace.h> | |
19 | ||
4164020e | 20 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
50f6fce8 | 21 | #define BT_COMP_LOG_SELF_COMP_CLASS (ctx->log_cfg.self_comp_class) |
4164020e SM |
22 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) |
23 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" | |
c802cacb | 24 | #include "logging.hpp" |
d9c39b0a | 25 | #include "logging/comp-logging.h" |
08da4f77 | 26 | |
578e048b | 27 | #include "common/assert.h" |
578e048b | 28 | #include "common/common.h" |
6162e6b7 | 29 | #include "common/uuid.h" |
83ad336c | 30 | #include "compat/endian.h" /* IWYU pragma: keep */ |
e98a2d6e | 31 | |
087cd0f5 | 32 | #include "ast.hpp" |
087cd0f5 | 33 | #include "ctf-meta-visitors.hpp" |
c802cacb SM |
34 | #include "ctf-meta.hpp" |
35 | #include "decoder.hpp" | |
e98a2d6e PP |
36 | |
37 | /* Bit value (left shift) */ | |
4164020e | 38 | #define _BV(_val) (1 << (_val)) |
e98a2d6e PP |
39 | |
40 | /* Bit is set in a set of bits */ | |
4164020e | 41 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) |
e98a2d6e PP |
42 | |
43 | /* Set bit in a set of bits */ | |
4164020e | 44 | #define _SET(_set, _mask) (*(_set) |= (_mask)) |
e98a2d6e | 45 | |
44c440bc | 46 | /* Try to push scope, or go to the `error` label */ |
4164020e SM |
47 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ |
48 | do { \ | |
49 | ret = ctx_push_scope(ctx); \ | |
50 | if (ret) { \ | |
51 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot push scope."); \ | |
52 | goto error; \ | |
53 | } \ | |
54 | } while (0) | |
44c440bc | 55 | |
e98a2d6e | 56 | /* Bits for verifying existing attributes in various declarations */ |
4164020e SM |
57 | enum |
58 | { | |
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), | |
e98a2d6e PP |
67 | }; |
68 | ||
4164020e SM |
69 | enum |
70 | { | |
71 | _INTEGER_ALIGN_SET = _BV(0), | |
72 | _INTEGER_SIZE_SET = _BV(1), | |
73 | _INTEGER_BASE_SET = _BV(2), | |
74 | _INTEGER_ENCODING_SET = _BV(3), | |
75 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
76 | _INTEGER_SIGNED_SET = _BV(5), | |
77 | _INTEGER_MAP_SET = _BV(6), | |
e98a2d6e PP |
78 | }; |
79 | ||
4164020e SM |
80 | enum |
81 | { | |
82 | _FLOAT_ALIGN_SET = _BV(0), | |
83 | _FLOAT_MANT_DIG_SET = _BV(1), | |
84 | _FLOAT_EXP_DIG_SET = _BV(2), | |
85 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
e98a2d6e PP |
86 | }; |
87 | ||
4164020e SM |
88 | enum |
89 | { | |
90 | _STRING_ENCODING_SET = _BV(0), | |
e98a2d6e PP |
91 | }; |
92 | ||
4164020e SM |
93 | enum |
94 | { | |
95 | _TRACE_MINOR_SET = _BV(0), | |
96 | _TRACE_MAJOR_SET = _BV(1), | |
97 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
98 | _TRACE_UUID_SET = _BV(3), | |
99 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
e98a2d6e PP |
100 | }; |
101 | ||
4164020e SM |
102 | enum |
103 | { | |
104 | _STREAM_ID_SET = _BV(0), | |
105 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
106 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
107 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
e98a2d6e PP |
108 | }; |
109 | ||
4164020e SM |
110 | enum |
111 | { | |
112 | _EVENT_NAME_SET = _BV(0), | |
113 | _EVENT_ID_SET = _BV(1), | |
114 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
115 | _EVENT_STREAM_ID_SET = _BV(3), | |
116 | _EVENT_LOG_LEVEL_SET = _BV(4), | |
117 | _EVENT_CONTEXT_SET = _BV(5), | |
118 | _EVENT_FIELDS_SET = _BV(6), | |
e98a2d6e PP |
119 | }; |
120 | ||
4164020e SM |
121 | enum loglevel |
122 | { | |
123 | LOG_LEVEL_EMERG = 0, | |
124 | LOG_LEVEL_ALERT = 1, | |
125 | LOG_LEVEL_CRIT = 2, | |
126 | LOG_LEVEL_ERR = 3, | |
127 | LOG_LEVEL_WARNING = 4, | |
128 | LOG_LEVEL_NOTICE = 5, | |
129 | LOG_LEVEL_INFO = 6, | |
130 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
131 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
132 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
133 | LOG_LEVEL_DEBUG_MODULE = 10, | |
134 | LOG_LEVEL_DEBUG_UNIT = 11, | |
135 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
136 | LOG_LEVEL_DEBUG_LINE = 13, | |
137 | LOG_LEVEL_DEBUG = 14, | |
138 | _NR_LOGLEVELS = 15, | |
c3c30b08 MD |
139 | }; |
140 | ||
5cd6d0e5 | 141 | /* Prefixes of class aliases */ |
4164020e SM |
142 | #define _PREFIX_ALIAS 'a' |
143 | #define _PREFIX_ENUM 'e' | |
144 | #define _PREFIX_STRUCT 's' | |
145 | #define _PREFIX_VARIANT 'v' | |
e98a2d6e PP |
146 | |
147 | /* First entry in a BT list */ | |
4164020e | 148 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) bt_list_entry((_ptr)->next, _class, _member) |
e98a2d6e | 149 | |
4164020e SM |
150 | #define _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(_node, _attr, _entity) \ |
151 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO( \ | |
152 | (_node)->lineno, "Duplicate attribute in %s: attr-name=\"%s\"", _entity, _attr) | |
28973adf | 153 | |
4164020e | 154 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 155 | |
4164020e SM |
156 | #define _BT_COMP_LOGE_APPEND_CAUSE_NODE(_node, _msg, args...) \ |
157 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO((_node)->lineno, _msg, ##args) | |
50f6fce8 | 158 | |
4164020e | 159 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 160 | |
4164020e | 161 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ##args) |
e98a2d6e PP |
162 | |
163 | /* | |
164 | * Declaration scope of a visitor context. This represents a TSDL | |
165 | * lexical scope, so that aliases and named structures, variants, | |
166 | * and enumerations may be registered and looked up hierarchically. | |
167 | */ | |
4164020e SM |
168 | struct ctx_decl_scope |
169 | { | |
170 | /* | |
171 | * Alias name to field class. | |
172 | * | |
173 | * GQuark -> struct ctf_field_class * (owned by this) | |
174 | */ | |
175 | GHashTable *decl_map; | |
176 | ||
177 | /* Parent scope; NULL if this is the root declaration scope */ | |
178 | struct ctx_decl_scope *parent_scope; | |
e98a2d6e PP |
179 | }; |
180 | ||
181 | /* | |
1e649dff | 182 | * Visitor context (private). |
e98a2d6e | 183 | */ |
4164020e SM |
184 | struct ctf_visitor_generate_ir |
185 | { | |
186 | struct meta_log_config log_cfg; | |
f7b785ac | 187 | |
4164020e SM |
188 | /* Trace IR trace class being filled (owned by this) */ |
189 | bt_trace_class *trace_class; | |
e98a2d6e | 190 | |
4164020e SM |
191 | /* CTF meta trace being filled (owned by this) */ |
192 | struct ctf_trace_class *ctf_tc; | |
44c440bc | 193 | |
4164020e SM |
194 | /* Current declaration scope (top of the stack) (owned by this) */ |
195 | struct ctx_decl_scope *current_scope; | |
e98a2d6e | 196 | |
4164020e SM |
197 | /* True if trace declaration is visited */ |
198 | bool is_trace_visited; | |
e98a2d6e | 199 | |
4164020e SM |
200 | /* True if this is an LTTng trace */ |
201 | bool is_lttng; | |
f4421ff3 | 202 | |
4164020e SM |
203 | /* Config passed by the user */ |
204 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
205 | }; |
206 | ||
1e649dff PP |
207 | /* |
208 | * Visitor (public). | |
209 | */ | |
44c440bc | 210 | struct ctf_visitor_generate_ir; |
1e649dff | 211 | |
e98a2d6e PP |
212 | /** |
213 | * Creates a new declaration scope. | |
214 | * | |
215 | * @param par_scope Parent scope (NULL if creating a root scope) | |
216 | * @returns New declaration scope, or NULL on error | |
217 | */ | |
4164020e SM |
218 | static struct ctx_decl_scope *ctx_decl_scope_create(struct ctf_visitor_generate_ir *ctx, |
219 | struct ctx_decl_scope *par_scope) | |
e98a2d6e | 220 | { |
4164020e | 221 | struct ctx_decl_scope *scope; |
e98a2d6e | 222 | |
4164020e SM |
223 | scope = g_new(struct ctx_decl_scope, 1); |
224 | if (!scope) { | |
225 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate one declaration scope."); | |
226 | goto end; | |
227 | } | |
e98a2d6e | 228 | |
4164020e SM |
229 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, |
230 | (GDestroyNotify) ctf_field_class_destroy); | |
231 | scope->parent_scope = par_scope; | |
e98a2d6e PP |
232 | |
233 | end: | |
4164020e | 234 | return scope; |
e98a2d6e PP |
235 | } |
236 | ||
237 | /** | |
238 | * Destroys a declaration scope. | |
239 | * | |
240 | * This function does not destroy the parent scope. | |
241 | * | |
242 | * @param scope Scope to destroy | |
243 | */ | |
4164020e | 244 | static void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) |
e98a2d6e | 245 | { |
4164020e SM |
246 | if (!scope) { |
247 | goto end; | |
248 | } | |
e98a2d6e | 249 | |
4164020e SM |
250 | g_hash_table_destroy(scope->decl_map); |
251 | g_free(scope); | |
e98a2d6e PP |
252 | |
253 | end: | |
4164020e | 254 | return; |
e98a2d6e PP |
255 | } |
256 | ||
257 | /** | |
258 | * Returns the GQuark of a prefixed alias. | |
259 | * | |
260 | * @param prefix Prefix character | |
261 | * @param name Name | |
262 | * @returns Associated GQuark, or 0 on error | |
263 | */ | |
0f456216 | 264 | static GQuark get_prefixed_named_quark(char prefix, const char *name) |
e98a2d6e | 265 | { |
4164020e | 266 | BT_ASSERT(name); |
495dd92c MJ |
267 | std::string prname = std::string {prefix} + name; |
268 | return g_quark_from_string(prname.c_str()); | |
e98a2d6e PP |
269 | } |
270 | ||
271 | /** | |
5cd6d0e5 | 272 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
273 | * |
274 | * @param scope Declaration scope | |
275 | * @param prefix Prefix character | |
276 | * @param name Alias name | |
44c440bc PP |
277 | * @param levels Number of levels to dig into (-1 means infinite) |
278 | * @param copy True to return a copy | |
279 | * @returns Declaration (owned by caller if \p copy is true), | |
280 | * or NULL if not found | |
e98a2d6e | 281 | */ |
0f456216 SM |
282 | static struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias(struct ctx_decl_scope *scope, |
283 | char prefix, const char *name, | |
284 | int levels, bool copy) | |
e98a2d6e | 285 | { |
4164020e SM |
286 | GQuark qname = 0; |
287 | int cur_levels = 0; | |
288 | struct ctf_field_class *decl = NULL; | |
289 | struct ctx_decl_scope *cur_scope = scope; | |
290 | ||
291 | BT_ASSERT(scope); | |
292 | BT_ASSERT(name); | |
0f456216 | 293 | qname = get_prefixed_named_quark(prefix, name); |
4164020e SM |
294 | if (!qname) { |
295 | goto end; | |
296 | } | |
297 | ||
298 | if (levels < 0) { | |
299 | levels = INT_MAX; | |
300 | } | |
301 | ||
302 | while (cur_scope && cur_levels < levels) { | |
303 | decl = (ctf_field_class *) g_hash_table_lookup(cur_scope->decl_map, | |
304 | (gconstpointer) GUINT_TO_POINTER(qname)); | |
305 | if (decl) { | |
306 | /* Caller's reference */ | |
307 | if (copy) { | |
308 | decl = ctf_field_class_copy(decl); | |
309 | BT_ASSERT(decl); | |
310 | } | |
311 | ||
312 | goto end; | |
313 | } | |
314 | ||
315 | cur_scope = cur_scope->parent_scope; | |
316 | cur_levels++; | |
317 | } | |
e98a2d6e | 318 | |
44c440bc | 319 | end: |
4164020e | 320 | return decl; |
e98a2d6e PP |
321 | } |
322 | ||
323 | /** | |
5cd6d0e5 | 324 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
325 | * |
326 | * @param scope Declaration scope | |
327 | * @param name Alias name | |
44c440bc PP |
328 | * @param levels Number of levels to dig into (-1 means infinite) |
329 | * @param copy True to return a copy | |
330 | * @returns Declaration (owned by caller if \p copy is true), | |
331 | * or NULL if not found | |
e98a2d6e | 332 | */ |
0f456216 | 333 | static struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctx_decl_scope *scope, |
4164020e | 334 | const char *name, int levels, bool copy) |
e98a2d6e | 335 | { |
0f456216 | 336 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, name, levels, copy); |
e98a2d6e PP |
337 | } |
338 | ||
339 | /** | |
340 | * Looks up an enumeration within a declaration scope. | |
341 | * | |
342 | * @param scope Declaration scope | |
343 | * @param name Enumeration name | |
44c440bc PP |
344 | * @param levels Number of levels to dig into (-1 means infinite) |
345 | * @param copy True to return a copy | |
346 | * @returns Declaration (owned by caller if \p copy is true), | |
347 | * or NULL if not found | |
e98a2d6e | 348 | */ |
0f456216 SM |
349 | static struct ctf_field_class_enum * |
350 | ctx_decl_scope_lookup_enum(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) | |
e98a2d6e | 351 | { |
4164020e | 352 | return ctf_field_class_as_enum( |
0f456216 | 353 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, name, levels, copy)); |
e98a2d6e PP |
354 | } |
355 | ||
356 | /** | |
357 | * Looks up a structure within a declaration scope. | |
358 | * | |
359 | * @param scope Declaration scope | |
360 | * @param name Structure 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 | 365 | */ |
4164020e | 366 | static struct ctf_field_class_struct * |
0f456216 | 367 | ctx_decl_scope_lookup_struct(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) |
e98a2d6e | 368 | { |
4164020e | 369 | return ctf_field_class_as_struct( |
0f456216 | 370 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_STRUCT, name, levels, copy)); |
e98a2d6e PP |
371 | } |
372 | ||
373 | /** | |
374 | * Looks up a variant within a declaration scope. | |
375 | * | |
376 | * @param scope Declaration scope | |
377 | * @param name Variant name | |
44c440bc PP |
378 | * @param levels Number of levels to dig into (-1 means infinite) |
379 | * @param copy True to return a copy | |
380 | * @returns Declaration (owned by caller if \p copy is true), | |
381 | * or NULL if not found | |
e98a2d6e | 382 | */ |
4164020e | 383 | static struct ctf_field_class_variant * |
0f456216 | 384 | ctx_decl_scope_lookup_variant(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) |
e98a2d6e | 385 | { |
4164020e | 386 | return ctf_field_class_as_variant( |
0f456216 | 387 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_VARIANT, name, levels, copy)); |
e98a2d6e PP |
388 | } |
389 | ||
390 | /** | |
5cd6d0e5 | 391 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
392 | * |
393 | * @param scope Declaration scope | |
394 | * @param prefix Prefix character | |
395 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 396 | * @param decl Field class to register (copied) |
e98a2d6e PP |
397 | * @returns 0 if registration went okay, negative value otherwise |
398 | */ | |
0f456216 | 399 | static int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, char prefix, |
4164020e | 400 | const char *name, struct ctf_field_class *decl) |
e98a2d6e | 401 | { |
4164020e SM |
402 | int ret = 0; |
403 | GQuark qname = 0; | |
404 | ||
405 | BT_ASSERT(scope); | |
406 | BT_ASSERT(name); | |
407 | BT_ASSERT(decl); | |
0f456216 | 408 | qname = get_prefixed_named_quark(prefix, name); |
4164020e SM |
409 | if (!qname) { |
410 | ret = -ENOMEM; | |
411 | goto end; | |
412 | } | |
413 | ||
414 | /* Make sure alias does not exist in local scope */ | |
0f456216 | 415 | if (ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1, false)) { |
4164020e SM |
416 | ret = -EEXIST; |
417 | goto end; | |
418 | } | |
419 | ||
420 | decl = ctf_field_class_copy(decl); | |
421 | BT_ASSERT(decl); | |
422 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 423 | |
44c440bc | 424 | end: |
4164020e | 425 | return ret; |
e98a2d6e PP |
426 | } |
427 | ||
428 | /** | |
5cd6d0e5 | 429 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
430 | * |
431 | * @param scope Declaration scope | |
432 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 433 | * @param decl Field class to register (copied) |
e98a2d6e PP |
434 | * @returns 0 if registration went okay, negative value otherwise |
435 | */ | |
0f456216 | 436 | static int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, const char *name, |
4164020e | 437 | struct ctf_field_class *decl) |
e98a2d6e | 438 | { |
0f456216 | 439 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, name, decl); |
e98a2d6e PP |
440 | } |
441 | ||
442 | /** | |
443 | * Registers an enumeration declaration within a declaration scope. | |
444 | * | |
445 | * @param scope Declaration scope | |
446 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 447 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
448 | * @returns 0 if registration went okay, negative value otherwise |
449 | */ | |
0f456216 | 450 | static int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, const char *name, |
4164020e | 451 | struct ctf_field_class_enum *decl) |
e98a2d6e | 452 | { |
0f456216 | 453 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, name, &decl->base.base.base); |
e98a2d6e PP |
454 | } |
455 | ||
456 | /** | |
457 | * Registers a structure declaration within a declaration scope. | |
458 | * | |
459 | * @param scope Declaration scope | |
460 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 461 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
462 | * @returns 0 if registration went okay, negative value otherwise |
463 | */ | |
0f456216 | 464 | static int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, const char *name, |
4164020e | 465 | struct ctf_field_class_struct *decl) |
e98a2d6e | 466 | { |
0f456216 | 467 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, name, &decl->base); |
e98a2d6e PP |
468 | } |
469 | ||
470 | /** | |
471 | * Registers a variant declaration within a declaration scope. | |
472 | * | |
473 | * @param scope Declaration scope | |
474 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 475 | * @param decl Variant field class to register |
e98a2d6e PP |
476 | * @returns 0 if registration went okay, negative value otherwise |
477 | */ | |
0f456216 | 478 | static int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, const char *name, |
4164020e | 479 | struct ctf_field_class_variant *decl) |
e98a2d6e | 480 | { |
0f456216 | 481 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, name, &decl->base); |
e98a2d6e PP |
482 | } |
483 | ||
91fd6f6a PP |
484 | /** |
485 | * Destroys a visitor context. | |
486 | * | |
487 | * @param ctx Visitor context to destroy | |
488 | */ | |
4164020e | 489 | static void ctx_destroy(struct ctf_visitor_generate_ir *ctx) |
91fd6f6a | 490 | { |
4164020e | 491 | struct ctx_decl_scope *scope; |
91fd6f6a | 492 | |
4164020e SM |
493 | if (!ctx) { |
494 | goto end; | |
495 | } | |
91fd6f6a | 496 | |
4164020e | 497 | scope = ctx->current_scope; |
91fd6f6a | 498 | |
4164020e SM |
499 | /* |
500 | * Destroy all scopes, from current one to the root scope. | |
501 | */ | |
502 | while (scope) { | |
503 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
91fd6f6a | 504 | |
4164020e SM |
505 | ctx_decl_scope_destroy(scope); |
506 | scope = parent_scope; | |
507 | } | |
91fd6f6a | 508 | |
4164020e | 509 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 510 | |
4164020e SM |
511 | if (ctx->ctf_tc) { |
512 | ctf_trace_class_destroy(ctx->ctf_tc); | |
513 | } | |
44c440bc | 514 | |
4164020e | 515 | g_free(ctx); |
91fd6f6a PP |
516 | |
517 | end: | |
4164020e | 518 | return; |
91fd6f6a PP |
519 | } |
520 | ||
e98a2d6e PP |
521 | /** |
522 | * Creates a new visitor context. | |
523 | * | |
524 | * @param trace Associated trace | |
e98a2d6e PP |
525 | * @returns New visitor context, or NULL on error |
526 | */ | |
4164020e SM |
527 | static struct ctf_visitor_generate_ir * |
528 | ctx_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 529 | { |
4164020e SM |
530 | struct ctf_visitor_generate_ir *ctx = NULL; |
531 | ||
532 | BT_ASSERT(decoder_config); | |
533 | ||
534 | ctx = g_new0(struct ctf_visitor_generate_ir, 1); | |
535 | if (!ctx) { | |
536 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
537 | "Failed to allocate one visitor context."); | |
538 | goto error; | |
539 | } | |
540 | ||
541 | ctx->log_cfg.log_level = decoder_config->log_level; | |
542 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
543 | ctx->log_cfg.self_comp_class = decoder_config->self_comp_class; | |
544 | ||
545 | if (decoder_config->self_comp) { | |
546 | ctx->trace_class = bt_trace_class_create(decoder_config->self_comp); | |
547 | if (!ctx->trace_class) { | |
548 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create empty trace class."); | |
549 | goto error; | |
550 | } | |
551 | } | |
552 | ||
553 | ctx->ctf_tc = ctf_trace_class_create(); | |
554 | if (!ctx->ctf_tc) { | |
555 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create CTF trace class."); | |
556 | goto error; | |
557 | } | |
558 | ||
559 | /* Root declaration scope */ | |
560 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); | |
561 | if (!ctx->current_scope) { | |
562 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
563 | goto error; | |
564 | } | |
565 | ||
566 | ctx->decoder_config = *decoder_config; | |
567 | goto end; | |
e98a2d6e PP |
568 | |
569 | error: | |
4164020e SM |
570 | ctx_destroy(ctx); |
571 | ctx = NULL; | |
44c440bc PP |
572 | |
573 | end: | |
4164020e | 574 | return ctx; |
e98a2d6e PP |
575 | } |
576 | ||
e98a2d6e PP |
577 | /** |
578 | * Pushes a new declaration scope on top of a visitor context's | |
579 | * declaration scope stack. | |
580 | * | |
581 | * @param ctx Visitor context | |
582 | * @returns 0 on success, or a negative value on error | |
583 | */ | |
4164020e | 584 | static int ctx_push_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 585 | { |
4164020e SM |
586 | int ret = 0; |
587 | struct ctx_decl_scope *new_scope; | |
e98a2d6e | 588 | |
4164020e SM |
589 | BT_ASSERT(ctx); |
590 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); | |
591 | if (!new_scope) { | |
592 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
593 | ret = -ENOMEM; | |
594 | goto end; | |
595 | } | |
e98a2d6e | 596 | |
4164020e | 597 | ctx->current_scope = new_scope; |
e98a2d6e PP |
598 | |
599 | end: | |
4164020e | 600 | return ret; |
e98a2d6e PP |
601 | } |
602 | ||
4164020e | 603 | static void ctx_pop_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 604 | { |
4164020e | 605 | struct ctx_decl_scope *parent_scope = NULL; |
e98a2d6e | 606 | |
4164020e | 607 | BT_ASSERT(ctx); |
e98a2d6e | 608 | |
4164020e SM |
609 | if (!ctx->current_scope) { |
610 | goto end; | |
611 | } | |
e98a2d6e | 612 | |
4164020e SM |
613 | parent_scope = ctx->current_scope->parent_scope; |
614 | ctx_decl_scope_destroy(ctx->current_scope); | |
615 | ctx->current_scope = parent_scope; | |
e98a2d6e PP |
616 | |
617 | end: | |
4164020e | 618 | return; |
e98a2d6e PP |
619 | } |
620 | ||
4164020e SM |
621 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
622 | struct ctf_node *ts_list, | |
623 | struct ctf_field_class **decl); | |
e98a2d6e | 624 | |
4164020e | 625 | static int is_unary_string(struct bt_list_head *head) |
e98a2d6e | 626 | { |
4164020e SM |
627 | int ret = TRUE; |
628 | struct ctf_node *node; | |
e98a2d6e | 629 | |
4164020e SM |
630 | bt_list_for_each_entry (node, head, siblings) { |
631 | if (node->type != NODE_UNARY_EXPRESSION) { | |
632 | ret = FALSE; | |
633 | } | |
e98a2d6e | 634 | |
4164020e SM |
635 | if (node->u.unary_expression.type != UNARY_STRING) { |
636 | ret = FALSE; | |
637 | } | |
638 | } | |
e98a2d6e | 639 | |
4164020e | 640 | return ret; |
e98a2d6e PP |
641 | } |
642 | ||
4164020e | 643 | static const char *get_map_clock_name_value(struct bt_list_head *head) |
e98a2d6e | 644 | { |
4164020e SM |
645 | int i = 0; |
646 | struct ctf_node *node; | |
647 | const char *name = NULL; | |
648 | ||
649 | bt_list_for_each_entry (node, head, siblings) { | |
650 | char *src_string; | |
651 | int uexpr_type = node->u.unary_expression.type; | |
652 | int uexpr_link = node->u.unary_expression.link; | |
653 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_STRING || | |
654 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
655 | if (cond) { | |
656 | goto error; | |
657 | } | |
658 | ||
659 | /* Needs to be chained with . */ | |
660 | switch (node->u.unary_expression.link) { | |
661 | case UNARY_DOTLINK: | |
662 | break; | |
663 | case UNARY_ARROWLINK: | |
664 | case UNARY_DOTDOTDOT: | |
665 | goto error; | |
666 | default: | |
667 | break; | |
668 | } | |
669 | ||
670 | src_string = node->u.unary_expression.u.string; | |
671 | ||
672 | switch (i) { | |
673 | case 0: | |
674 | if (strcmp("clock", src_string)) { | |
675 | goto error; | |
676 | } | |
677 | break; | |
678 | case 1: | |
679 | name = src_string; | |
680 | break; | |
681 | case 2: | |
682 | if (strcmp("value", src_string)) { | |
683 | goto error; | |
684 | } | |
685 | break; | |
686 | default: | |
687 | /* Extra identifier, unknown */ | |
688 | goto error; | |
689 | } | |
690 | ||
691 | i++; | |
692 | } | |
693 | ||
694 | return name; | |
e98a2d6e PP |
695 | |
696 | error: | |
4164020e | 697 | return NULL; |
e98a2d6e PP |
698 | } |
699 | ||
4164020e | 700 | static int is_unary_unsigned(struct bt_list_head *head) |
e98a2d6e | 701 | { |
4164020e SM |
702 | int ret = TRUE; |
703 | struct ctf_node *node; | |
e98a2d6e | 704 | |
4164020e SM |
705 | bt_list_for_each_entry (node, head, siblings) { |
706 | if (node->type != NODE_UNARY_EXPRESSION) { | |
707 | ret = FALSE; | |
708 | } | |
e98a2d6e | 709 | |
4164020e SM |
710 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
711 | ret = FALSE; | |
712 | } | |
713 | } | |
e98a2d6e | 714 | |
4164020e | 715 | return ret; |
e98a2d6e PP |
716 | } |
717 | ||
4164020e SM |
718 | static int get_unary_unsigned(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
719 | uint64_t *value) | |
e98a2d6e | 720 | { |
4164020e SM |
721 | int i = 0; |
722 | int ret = 0; | |
723 | struct ctf_node *node; | |
724 | ||
725 | *value = 0; | |
726 | ||
727 | if (bt_list_empty(head)) { | |
728 | ret = -1; | |
729 | goto end; | |
730 | } | |
731 | ||
732 | bt_list_for_each_entry (node, head, siblings) { | |
733 | int uexpr_type = node->u.unary_expression.type; | |
734 | int uexpr_link = node->u.unary_expression.link; | |
735 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
736 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
737 | if (cond) { | |
738 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid constant unsigned integer."); | |
739 | ret = -EINVAL; | |
740 | goto end; | |
741 | } | |
742 | ||
743 | *value = node->u.unary_expression.u.unsigned_constant; | |
744 | i++; | |
745 | } | |
e98a2d6e PP |
746 | |
747 | end: | |
4164020e | 748 | return ret; |
e98a2d6e PP |
749 | } |
750 | ||
4164020e | 751 | static int is_unary_signed(struct bt_list_head *head) |
e98a2d6e | 752 | { |
4164020e SM |
753 | int ret = TRUE; |
754 | struct ctf_node *node; | |
e98a2d6e | 755 | |
4164020e SM |
756 | bt_list_for_each_entry (node, head, siblings) { |
757 | if (node->type != NODE_UNARY_EXPRESSION) { | |
758 | ret = FALSE; | |
759 | } | |
e98a2d6e | 760 | |
4164020e SM |
761 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { |
762 | ret = FALSE; | |
763 | } | |
764 | } | |
e98a2d6e | 765 | |
4164020e | 766 | return ret; |
e98a2d6e PP |
767 | } |
768 | ||
4164020e | 769 | static int get_unary_signed(struct bt_list_head *head, int64_t *value) |
e98a2d6e | 770 | { |
4164020e SM |
771 | int i = 0; |
772 | int ret = 0; | |
773 | struct ctf_node *node; | |
774 | ||
775 | bt_list_for_each_entry (node, head, siblings) { | |
776 | int uexpr_type = node->u.unary_expression.type; | |
777 | int uexpr_link = node->u.unary_expression.link; | |
778 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
779 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && uexpr_type != UNARY_SIGNED_CONSTANT) || | |
780 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
781 | if (cond) { | |
782 | ret = -EINVAL; | |
783 | goto end; | |
784 | } | |
785 | ||
786 | switch (uexpr_type) { | |
787 | case UNARY_UNSIGNED_CONSTANT: | |
788 | *value = (int64_t) node->u.unary_expression.u.unsigned_constant; | |
789 | break; | |
790 | case UNARY_SIGNED_CONSTANT: | |
791 | *value = node->u.unary_expression.u.signed_constant; | |
792 | break; | |
793 | default: | |
794 | ret = -EINVAL; | |
795 | goto end; | |
796 | } | |
797 | ||
798 | i++; | |
799 | } | |
e98a2d6e PP |
800 | |
801 | end: | |
4164020e | 802 | return ret; |
e98a2d6e PP |
803 | } |
804 | ||
4164020e SM |
805 | static int get_unary_uuid(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
806 | bt_uuid_t uuid) | |
e98a2d6e | 807 | { |
4164020e | 808 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, ctx->log_cfg.self_comp); |
e98a2d6e PP |
809 | } |
810 | ||
4164020e | 811 | static int get_boolean(struct ctf_visitor_generate_ir *ctx, struct ctf_node *unary_expr) |
e98a2d6e | 812 | { |
4164020e SM |
813 | int ret = 0; |
814 | ||
815 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
816 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Expecting unary expression: node-type=%d", | |
817 | unary_expr->type); | |
818 | ret = -EINVAL; | |
819 | goto end; | |
820 | } | |
821 | ||
822 | switch (unary_expr->u.unary_expression.type) { | |
823 | case UNARY_UNSIGNED_CONSTANT: | |
824 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
825 | break; | |
826 | case UNARY_SIGNED_CONSTANT: | |
827 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
828 | break; | |
829 | case UNARY_STRING: | |
830 | { | |
831 | const char *str = unary_expr->u.unary_expression.u.string; | |
832 | ||
833 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { | |
834 | ret = TRUE; | |
835 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { | |
836 | ret = FALSE; | |
837 | } else { | |
838 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Unexpected boolean value: value=\"%s\"", | |
839 | str); | |
840 | ret = -EINVAL; | |
841 | goto end; | |
842 | } | |
843 | break; | |
844 | } | |
845 | default: | |
846 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, | |
847 | "Unexpected unary expression type: node-type=%d", | |
848 | unary_expr->u.unary_expression.type); | |
849 | ret = -EINVAL; | |
850 | goto end; | |
851 | } | |
e98a2d6e PP |
852 | |
853 | end: | |
4164020e | 854 | return ret; |
e98a2d6e PP |
855 | } |
856 | ||
4164020e SM |
857 | static enum ctf_byte_order byte_order_from_unary_expr(struct ctf_visitor_generate_ir *ctx, |
858 | struct ctf_node *unary_expr) | |
e98a2d6e | 859 | { |
4164020e SM |
860 | const char *str; |
861 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; | |
862 | ||
863 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
864 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
865 | unary_expr, "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
866 | goto end; | |
867 | } | |
868 | ||
869 | str = unary_expr->u.unary_expression.u.string; | |
870 | ||
871 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { | |
872 | bo = CTF_BYTE_ORDER_BIG; | |
873 | } else if (strcmp(str, "le") == 0) { | |
874 | bo = CTF_BYTE_ORDER_LITTLE; | |
875 | } else if (strcmp(str, "native") == 0) { | |
876 | bo = CTF_BYTE_ORDER_DEFAULT; | |
877 | } else { | |
878 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
879 | unary_expr, | |
880 | "Unexpected \"byte_order\" attribute value: " | |
881 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", | |
882 | str); | |
883 | goto end; | |
884 | } | |
e98a2d6e PP |
885 | |
886 | end: | |
4164020e | 887 | return bo; |
e98a2d6e PP |
888 | } |
889 | ||
4164020e SM |
890 | static enum ctf_byte_order get_real_byte_order(struct ctf_visitor_generate_ir *ctx, |
891 | struct ctf_node *uexpr) | |
e98a2d6e | 892 | { |
4164020e | 893 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 894 | |
4164020e SM |
895 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
896 | bo = ctx->ctf_tc->default_byte_order; | |
897 | } | |
e98a2d6e | 898 | |
4164020e | 899 | return bo; |
e98a2d6e PP |
900 | } |
901 | ||
4164020e | 902 | static int is_align_valid(uint64_t align) |
e98a2d6e | 903 | { |
4164020e | 904 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
905 | } |
906 | ||
4164020e SM |
907 | static int get_class_specifier_name(struct ctf_visitor_generate_ir *ctx, |
908 | struct ctf_node *cls_specifier, GString *str) | |
e98a2d6e | 909 | { |
4164020e SM |
910 | int ret = 0; |
911 | ||
912 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { | |
913 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier, "Unexpected node type: node-type=%d", | |
914 | cls_specifier->type); | |
915 | ret = -EINVAL; | |
916 | goto end; | |
917 | } | |
918 | ||
919 | switch (cls_specifier->u.field_class_specifier.type) { | |
920 | case TYPESPEC_VOID: | |
921 | g_string_append(str, "void"); | |
922 | break; | |
923 | case TYPESPEC_CHAR: | |
924 | g_string_append(str, "char"); | |
925 | break; | |
926 | case TYPESPEC_SHORT: | |
927 | g_string_append(str, "short"); | |
928 | break; | |
929 | case TYPESPEC_INT: | |
930 | g_string_append(str, "int"); | |
931 | break; | |
932 | case TYPESPEC_LONG: | |
933 | g_string_append(str, "long"); | |
934 | break; | |
935 | case TYPESPEC_FLOAT: | |
936 | g_string_append(str, "float"); | |
937 | break; | |
938 | case TYPESPEC_DOUBLE: | |
939 | g_string_append(str, "double"); | |
940 | break; | |
941 | case TYPESPEC_SIGNED: | |
942 | g_string_append(str, "signed"); | |
943 | break; | |
944 | case TYPESPEC_UNSIGNED: | |
945 | g_string_append(str, "unsigned"); | |
946 | break; | |
947 | case TYPESPEC_BOOL: | |
948 | g_string_append(str, "bool"); | |
949 | break; | |
950 | case TYPESPEC_COMPLEX: | |
951 | g_string_append(str, "_Complex"); | |
952 | break; | |
953 | case TYPESPEC_IMAGINARY: | |
954 | g_string_append(str, "_Imaginary"); | |
955 | break; | |
956 | case TYPESPEC_CONST: | |
957 | g_string_append(str, "const"); | |
958 | break; | |
959 | case TYPESPEC_ID_TYPE: | |
960 | if (cls_specifier->u.field_class_specifier.id_type) { | |
961 | g_string_append(str, cls_specifier->u.field_class_specifier.id_type); | |
962 | } | |
963 | break; | |
964 | case TYPESPEC_STRUCT: | |
965 | { | |
966 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
967 | ||
968 | if (!node->u._struct.name) { | |
969 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty structure field class name."); | |
970 | ret = -EINVAL; | |
971 | goto end; | |
972 | } | |
973 | ||
974 | g_string_append(str, "struct "); | |
975 | g_string_append(str, node->u._struct.name); | |
976 | break; | |
977 | } | |
978 | case TYPESPEC_VARIANT: | |
979 | { | |
980 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
981 | ||
982 | if (!node->u.variant.name) { | |
983 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty variant field class name."); | |
984 | ret = -EINVAL; | |
985 | goto end; | |
986 | } | |
987 | ||
988 | g_string_append(str, "variant "); | |
989 | g_string_append(str, node->u.variant.name); | |
990 | break; | |
991 | } | |
992 | case TYPESPEC_ENUM: | |
993 | { | |
994 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
995 | ||
996 | if (!node->u._enum.enum_id) { | |
997 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
998 | node, "Unexpected empty enumeration field class (`enum`) name."); | |
999 | ret = -EINVAL; | |
1000 | goto end; | |
1001 | } | |
1002 | ||
1003 | g_string_append(str, "enum "); | |
1004 | g_string_append(str, node->u._enum.enum_id); | |
1005 | break; | |
1006 | } | |
1007 | case TYPESPEC_FLOATING_POINT: | |
1008 | case TYPESPEC_INTEGER: | |
1009 | case TYPESPEC_STRING: | |
1010 | default: | |
1011 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier->u.field_class_specifier.node, | |
1012 | "Unexpected field class specifier type: %d", | |
1013 | cls_specifier->u.field_class_specifier.type); | |
1014 | ret = -EINVAL; | |
1015 | goto end; | |
1016 | } | |
e98a2d6e PP |
1017 | |
1018 | end: | |
4164020e | 1019 | return ret; |
e98a2d6e PP |
1020 | } |
1021 | ||
4164020e SM |
1022 | static int get_class_specifier_list_name(struct ctf_visitor_generate_ir *ctx, |
1023 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1024 | { |
4164020e SM |
1025 | int ret = 0; |
1026 | struct ctf_node *iter; | |
1027 | int alias_item_nr = 0; | |
1028 | struct bt_list_head *head = &cls_specifier_list->u.field_class_specifier_list.head; | |
1029 | ||
1030 | bt_list_for_each_entry (iter, head, siblings) { | |
1031 | if (alias_item_nr != 0) { | |
1032 | g_string_append(str, " "); | |
1033 | } | |
1034 | ||
1035 | alias_item_nr++; | |
1036 | ret = get_class_specifier_name(ctx, iter, str); | |
1037 | if (ret) { | |
1038 | goto end; | |
1039 | } | |
1040 | } | |
e98a2d6e PP |
1041 | |
1042 | end: | |
4164020e | 1043 | return ret; |
e98a2d6e PP |
1044 | } |
1045 | ||
4164020e SM |
1046 | static GQuark create_class_alias_identifier(struct ctf_visitor_generate_ir *ctx, |
1047 | struct ctf_node *cls_specifier_list, | |
1048 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e | 1049 | { |
4164020e SM |
1050 | int ret; |
1051 | char *str_c; | |
1052 | GString *str; | |
1053 | GQuark qalias = 0; | |
1054 | struct ctf_node *iter; | |
1055 | struct bt_list_head *pointers = &node_field_class_declarator->u.field_class_declarator.pointers; | |
1056 | ||
1057 | str = g_string_new(""); | |
1058 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
1059 | if (ret) { | |
1060 | g_string_free(str, TRUE); | |
1061 | goto end; | |
1062 | } | |
1063 | ||
1064 | bt_list_for_each_entry (iter, pointers, siblings) { | |
1065 | g_string_append(str, " *"); | |
1066 | ||
1067 | if (iter->u.pointer.const_qualifier) { | |
1068 | g_string_append(str, " const"); | |
1069 | } | |
1070 | } | |
1071 | ||
1072 | str_c = g_string_free(str, FALSE); | |
1073 | qalias = g_quark_from_string(str_c); | |
1074 | g_free(str_c); | |
e98a2d6e PP |
1075 | |
1076 | end: | |
4164020e | 1077 | return qalias; |
e98a2d6e PP |
1078 | } |
1079 | ||
4164020e SM |
1080 | static int visit_field_class_declarator(struct ctf_visitor_generate_ir *ctx, |
1081 | struct ctf_node *cls_specifier_list, GQuark *field_name, | |
1082 | struct ctf_node *node_field_class_declarator, | |
1083 | struct ctf_field_class **field_decl, | |
1084 | struct ctf_field_class *nested_decl) | |
e98a2d6e | 1085 | { |
4164020e SM |
1086 | /* |
1087 | * During this whole function, nested_decl is always OURS, | |
1088 | * whereas field_decl is an output which we create, but | |
1089 | * belongs to the caller (it is moved). | |
1090 | */ | |
1091 | int ret = 0; | |
1092 | *field_decl = NULL; | |
1093 | ||
1094 | /* Validate field class declarator node */ | |
1095 | if (node_field_class_declarator) { | |
1096 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_UNKNOWN) { | |
1097 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1098 | node_field_class_declarator, "Unexpected field class declarator type: type=%d", | |
1099 | node_field_class_declarator->u.field_class_declarator.type); | |
1100 | ret = -EINVAL; | |
1101 | goto error; | |
1102 | } | |
1103 | ||
1104 | /* TODO: GCC bitfields not supported yet */ | |
1105 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != NULL) { | |
1106 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1107 | "GCC bitfields are not supported as of this version."); | |
1108 | ret = -EPERM; | |
1109 | goto error; | |
1110 | } | |
1111 | } | |
1112 | ||
1113 | /* Find the right nested declaration if not provided */ | |
1114 | if (!nested_decl) { | |
e458ac29 SM |
1115 | if (node_field_class_declarator && |
1116 | !bt_list_empty(&node_field_class_declarator->u.field_class_declarator.pointers)) { | |
4164020e SM |
1117 | GQuark qalias; |
1118 | ||
1119 | /* | |
1120 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1121 | * be present in the field class aliases (else |
1122 | * fail). | |
4164020e SM |
1123 | */ |
1124 | qalias = | |
1125 | create_class_alias_identifier(ctx, cls_specifier_list, node_field_class_declarator); | |
0f456216 SM |
1126 | nested_decl = ctx_decl_scope_lookup_alias(ctx->current_scope, g_quark_to_string(qalias), |
1127 | -1, true); | |
4164020e SM |
1128 | if (!nested_decl) { |
1129 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1130 | "Cannot find class alias: name=\"%s\"", | |
1131 | g_quark_to_string(qalias)); | |
1132 | ret = -EINVAL; | |
1133 | goto error; | |
1134 | } | |
1135 | ||
1136 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { | |
1137 | /* Pointer: force integer's base to 16 */ | |
1138 | struct ctf_field_class_int *int_fc = ctf_field_class_as_int(nested_decl); | |
1139 | ||
1140 | int_fc->disp_base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
1141 | } | |
1142 | } else { | |
1143 | ret = visit_field_class_specifier_list(ctx, cls_specifier_list, &nested_decl); | |
1144 | if (ret) { | |
1145 | BT_ASSERT(!nested_decl); | |
1146 | goto error; | |
1147 | } | |
1148 | } | |
1149 | } | |
1150 | ||
1151 | BT_ASSERT(nested_decl); | |
1152 | ||
1153 | if (!node_field_class_declarator) { | |
1154 | *field_decl = nested_decl; | |
1155 | nested_decl = NULL; | |
1156 | goto end; | |
1157 | } | |
1158 | ||
1159 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { | |
1160 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
1161 | const char *id = node_field_class_declarator->u.field_class_declarator.u.id; | |
1162 | ||
1163 | *field_name = g_quark_from_string(id); | |
1164 | } else { | |
1165 | *field_name = 0; | |
1166 | } | |
1167 | ||
1168 | *field_decl = nested_decl; | |
1169 | nested_decl = NULL; | |
1170 | goto end; | |
1171 | } else { | |
1172 | struct ctf_node *first; | |
1173 | struct ctf_field_class *decl = NULL; | |
1174 | struct ctf_field_class *outer_field_decl = NULL; | |
1175 | struct bt_list_head *length = | |
1176 | &node_field_class_declarator->u.field_class_declarator.u.nested.length; | |
1177 | ||
1178 | /* Create array/sequence, pass nested_decl as child */ | |
1179 | if (bt_list_empty(length)) { | |
1180 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1181 | "Expecting length field reference or value."); | |
1182 | ret = -EINVAL; | |
1183 | goto error; | |
1184 | } | |
1185 | ||
1186 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1187 | if (first->type != NODE_UNARY_EXPRESSION) { | |
1188 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", | |
1189 | first->type); | |
1190 | ret = -EINVAL; | |
1191 | goto error; | |
1192 | } | |
1193 | ||
1194 | switch (first->u.unary_expression.type) { | |
1195 | case UNARY_UNSIGNED_CONSTANT: | |
1196 | { | |
1197 | struct ctf_field_class_array *array_decl = NULL; | |
1198 | ||
1199 | array_decl = ctf_field_class_array_create(); | |
1200 | BT_ASSERT(array_decl); | |
1201 | array_decl->length = first->u.unary_expression.u.unsigned_constant; | |
1202 | array_decl->base.elem_fc = nested_decl; | |
1203 | nested_decl = NULL; | |
1204 | decl = &array_decl->base.base; | |
1205 | break; | |
1206 | } | |
1207 | case UNARY_STRING: | |
1208 | { | |
1209 | /* Lookup unsigned integer definition, create seq. */ | |
1210 | struct ctf_field_class_sequence *seq_decl = NULL; | |
1211 | char *length_name = ctf_ast_concatenate_unary_strings(length); | |
1212 | ||
1213 | if (!length_name) { | |
1214 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1215 | "Cannot concatenate unary strings."); | |
1216 | ret = -EINVAL; | |
1217 | goto error; | |
1218 | } | |
1219 | ||
1220 | if (strncmp(length_name, "env.", 4) == 0) { | |
1221 | /* This is, in fact, an array */ | |
1222 | const char *env_entry_name = &length_name[4]; | |
1223 | struct ctf_trace_class_env_entry *env_entry = | |
1224 | ctf_trace_class_borrow_env_entry_by_name(ctx->ctf_tc, env_entry_name); | |
1225 | struct ctf_field_class_array *array_decl; | |
1226 | ||
1227 | if (!env_entry) { | |
1228 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1229 | "Cannot find environment entry: " | |
1230 | "name=\"%s\"", | |
1231 | env_entry_name); | |
1232 | ret = -EINVAL; | |
1233 | goto error; | |
1234 | } | |
1235 | ||
1236 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1237 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1238 | "Wrong environment entry type " | |
1239 | "(expecting integer): " | |
1240 | "name=\"%s\"", | |
1241 | env_entry_name); | |
1242 | ret = -EINVAL; | |
1243 | goto error; | |
1244 | } | |
1245 | ||
1246 | if (env_entry->value.i < 0) { | |
1247 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1248 | "Invalid, negative array length: " | |
1249 | "env-entry-name=\"%s\", " | |
1250 | "value=%" PRId64, | |
1251 | env_entry_name, env_entry->value.i); | |
1252 | ret = -EINVAL; | |
1253 | goto error; | |
1254 | } | |
1255 | ||
1256 | array_decl = ctf_field_class_array_create(); | |
1257 | BT_ASSERT(array_decl); | |
1258 | array_decl->length = (uint64_t) env_entry->value.i; | |
1259 | array_decl->base.elem_fc = nested_decl; | |
1260 | nested_decl = NULL; | |
1261 | decl = &array_decl->base.base; | |
1262 | } else { | |
1263 | seq_decl = ctf_field_class_sequence_create(); | |
1264 | BT_ASSERT(seq_decl); | |
1265 | seq_decl->base.elem_fc = nested_decl; | |
1266 | nested_decl = NULL; | |
1267 | g_string_assign(seq_decl->length_ref, length_name); | |
1268 | decl = &seq_decl->base.base; | |
1269 | } | |
1270 | ||
1271 | g_free(length_name); | |
1272 | break; | |
1273 | } | |
1274 | default: | |
1275 | ret = -EINVAL; | |
1276 | goto error; | |
1277 | } | |
1278 | ||
1279 | BT_ASSERT(!nested_decl); | |
1280 | BT_ASSERT(decl); | |
1281 | BT_ASSERT(!*field_decl); | |
1282 | ||
1283 | /* | |
1284 | * At this point, we found the next nested declaration. | |
1285 | * We currently own this (and lost the ownership of | |
1286 | * nested_decl in the meantime). Pass this next | |
1287 | * nested declaration as the content of the outer | |
1288 | * container, MOVING its ownership. | |
1289 | */ | |
1290 | ret = visit_field_class_declarator( | |
1291 | ctx, cls_specifier_list, field_name, | |
1292 | node_field_class_declarator->u.field_class_declarator.u.nested.field_class_declarator, | |
1293 | &outer_field_decl, decl); | |
1294 | decl = NULL; | |
1295 | if (ret) { | |
1296 | BT_ASSERT(!outer_field_decl); | |
1297 | ret = -EINVAL; | |
1298 | goto error; | |
1299 | } | |
1300 | ||
1301 | BT_ASSERT(outer_field_decl); | |
1302 | *field_decl = outer_field_decl; | |
1303 | outer_field_decl = NULL; | |
1304 | } | |
1305 | ||
1306 | BT_ASSERT(*field_decl); | |
1307 | goto end; | |
e98a2d6e PP |
1308 | |
1309 | error: | |
4164020e SM |
1310 | ctf_field_class_destroy(*field_decl); |
1311 | *field_decl = NULL; | |
e98a2d6e | 1312 | |
4164020e SM |
1313 | if (ret >= 0) { |
1314 | ret = -1; | |
1315 | } | |
44c440bc PP |
1316 | |
1317 | end: | |
4164020e SM |
1318 | ctf_field_class_destroy(nested_decl); |
1319 | nested_decl = NULL; | |
1320 | return ret; | |
e98a2d6e PP |
1321 | } |
1322 | ||
4164020e SM |
1323 | static int visit_struct_decl_field(struct ctf_visitor_generate_ir *ctx, |
1324 | struct ctf_field_class_struct *struct_decl, | |
1325 | struct ctf_node *cls_specifier_list, | |
1326 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1327 | { |
4164020e SM |
1328 | int ret = 0; |
1329 | struct ctf_node *iter; | |
1330 | struct ctf_field_class *field_decl = NULL; | |
1331 | ||
1332 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1333 | field_decl = NULL; | |
1334 | GQuark qfield_name; | |
1335 | const char *field_name; | |
1336 | ||
1337 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1338 | NULL); | |
1339 | if (ret) { | |
1340 | BT_ASSERT(!field_decl); | |
1341 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1342 | "Cannot visit field class declarator: ret=%d", ret); | |
1343 | goto error; | |
1344 | } | |
1345 | ||
1346 | BT_ASSERT(field_decl); | |
1347 | field_name = g_quark_to_string(qfield_name); | |
1348 | ||
1349 | /* Check if field with same name already exists */ | |
1350 | if (ctf_field_class_struct_borrow_member_by_name(struct_decl, field_name)) { | |
1351 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1352 | "Duplicate field in structure field class: " | |
1353 | "field-name=\"%s\"", | |
1354 | field_name); | |
1355 | ret = -EINVAL; | |
1356 | goto error; | |
1357 | } | |
1358 | ||
1359 | /* Add field to structure */ | |
1360 | ctf_field_class_struct_append_member(struct_decl, field_name, field_decl); | |
1361 | field_decl = NULL; | |
1362 | } | |
1363 | ||
1364 | return 0; | |
e98a2d6e PP |
1365 | |
1366 | error: | |
4164020e SM |
1367 | ctf_field_class_destroy(field_decl); |
1368 | field_decl = NULL; | |
1369 | return ret; | |
e98a2d6e PP |
1370 | } |
1371 | ||
4164020e SM |
1372 | static int visit_variant_decl_field(struct ctf_visitor_generate_ir *ctx, |
1373 | struct ctf_field_class_variant *variant_decl, | |
1374 | struct ctf_node *cls_specifier_list, | |
1375 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1376 | { |
4164020e SM |
1377 | int ret = 0; |
1378 | struct ctf_node *iter; | |
1379 | struct ctf_field_class *field_decl = NULL; | |
1380 | ||
1381 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1382 | field_decl = NULL; | |
1383 | GQuark qfield_name; | |
1384 | const char *field_name; | |
1385 | ||
1386 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1387 | NULL); | |
1388 | if (ret) { | |
1389 | BT_ASSERT(!field_decl); | |
1390 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1391 | "Cannot visit field class declarator: ret=%d", ret); | |
1392 | goto error; | |
1393 | } | |
1394 | ||
1395 | BT_ASSERT(field_decl); | |
1396 | field_name = g_quark_to_string(qfield_name); | |
1397 | ||
1398 | /* Check if field with same name already exists */ | |
1399 | if (ctf_field_class_variant_borrow_option_by_name(variant_decl, field_name)) { | |
1400 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1401 | "Duplicate field in variant field class: " | |
1402 | "field-name=\"%s\"", | |
1403 | field_name); | |
1404 | ret = -EINVAL; | |
1405 | goto error; | |
1406 | } | |
1407 | ||
1408 | /* Add field to structure */ | |
1409 | ctf_field_class_variant_append_option(variant_decl, field_name, field_decl); | |
1410 | field_decl = NULL; | |
1411 | } | |
1412 | ||
1413 | return 0; | |
e98a2d6e PP |
1414 | |
1415 | error: | |
4164020e SM |
1416 | ctf_field_class_destroy(field_decl); |
1417 | field_decl = NULL; | |
1418 | return ret; | |
e98a2d6e PP |
1419 | } |
1420 | ||
4164020e SM |
1421 | static int visit_field_class_def(struct ctf_visitor_generate_ir *ctx, |
1422 | struct ctf_node *cls_specifier_list, | |
1423 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1424 | { |
4164020e SM |
1425 | int ret = 0; |
1426 | GQuark qidentifier; | |
1427 | struct ctf_node *iter; | |
1428 | struct ctf_field_class *class_decl = NULL; | |
1429 | ||
1430 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1431 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qidentifier, iter, &class_decl, | |
1432 | NULL); | |
1433 | if (ret) { | |
1434 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit field class declarator: ret=%d", | |
1435 | ret); | |
1436 | ret = -EINVAL; | |
1437 | goto end; | |
1438 | } | |
1439 | ||
1440 | /* Do not allow field class def and alias of untagged variants */ | |
1441 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1442 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1443 | ||
1444 | if (var_fc->tag_path.path->len == 0) { | |
1445 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1446 | iter, "Type definition of untagged variant field class is not allowed."); | |
1447 | ret = -EPERM; | |
1448 | goto end; | |
1449 | } | |
1450 | } | |
1451 | ||
0f456216 | 1452 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qidentifier), |
4164020e SM |
1453 | class_decl); |
1454 | if (ret) { | |
1455 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot register field class alias: name=\"%s\"", | |
1456 | g_quark_to_string(qidentifier)); | |
1457 | goto end; | |
1458 | } | |
1459 | } | |
e98a2d6e PP |
1460 | |
1461 | end: | |
4164020e SM |
1462 | ctf_field_class_destroy(class_decl); |
1463 | class_decl = NULL; | |
1464 | return ret; | |
e98a2d6e PP |
1465 | } |
1466 | ||
4164020e SM |
1467 | static int visit_field_class_alias(struct ctf_visitor_generate_ir *ctx, struct ctf_node *target, |
1468 | struct ctf_node *alias) | |
e98a2d6e | 1469 | { |
4164020e SM |
1470 | int ret = 0; |
1471 | GQuark qalias; | |
1472 | struct ctf_node *node; | |
1473 | GQuark qdummy_field_name; | |
1474 | struct ctf_field_class *class_decl = NULL; | |
1475 | ||
1476 | /* Create target field class */ | |
1477 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
1478 | node = NULL; | |
1479 | } else { | |
1480 | node = _BT_LIST_FIRST_ENTRY(&target->u.field_class_alias_target.field_class_declarators, | |
1481 | struct ctf_node, siblings); | |
1482 | } | |
1483 | ||
1484 | ret = visit_field_class_declarator( | |
1485 | ctx, target->u.field_class_alias_target.field_class_specifier_list, &qdummy_field_name, | |
1486 | node, &class_decl, NULL); | |
1487 | if (ret) { | |
1488 | BT_ASSERT(!class_decl); | |
1489 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot visit field class declarator: ret=%d", ret); | |
1490 | goto end; | |
1491 | } | |
1492 | ||
1493 | /* Do not allow field class def and alias of untagged variants */ | |
1494 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1495 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1496 | ||
1497 | if (var_fc->tag_path.path->len == 0) { | |
1498 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1499 | target, "Type definition of untagged variant field class is not allowed."); | |
1500 | ret = -EPERM; | |
1501 | goto end; | |
1502 | } | |
1503 | } | |
1504 | ||
1505 | /* | |
1506 | * The semantic validator does not check whether the target is | |
1507 | * abstract or not (if it has an identifier). Check it here. | |
1508 | */ | |
1509 | if (qdummy_field_name != 0) { | |
1510 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, "Expecting empty identifier: id=\"%s\"", | |
1511 | g_quark_to_string(qdummy_field_name)); | |
1512 | ret = -EINVAL; | |
1513 | goto end; | |
1514 | } | |
1515 | ||
1516 | /* Create alias identifier */ | |
1517 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, | |
1518 | struct ctf_node, siblings); | |
1519 | qalias = create_class_alias_identifier( | |
1520 | ctx, alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0f456216 | 1521 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qalias), class_decl); |
4164020e SM |
1522 | if (ret) { |
1523 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot register class alias: name=\"%s\"", | |
1524 | g_quark_to_string(qalias)); | |
1525 | goto end; | |
1526 | } | |
e98a2d6e PP |
1527 | |
1528 | end: | |
4164020e SM |
1529 | ctf_field_class_destroy(class_decl); |
1530 | class_decl = NULL; | |
1531 | return ret; | |
e98a2d6e PP |
1532 | } |
1533 | ||
4164020e SM |
1534 | static int visit_struct_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
1535 | struct ctf_field_class_struct *struct_decl) | |
e98a2d6e | 1536 | { |
4164020e SM |
1537 | int ret = 0; |
1538 | ||
1539 | switch (entry_node->type) { | |
1540 | case NODE_TYPEDEF: | |
1541 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1542 | &entry_node->u.field_class_def.field_class_declarators); | |
1543 | if (ret) { | |
1544 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1545 | entry_node, "Cannot add field class found in structure field class: ret=%d", ret); | |
1546 | goto end; | |
1547 | } | |
1548 | break; | |
1549 | case NODE_TYPEALIAS: | |
1550 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1551 | entry_node->u.field_class_alias.alias); | |
1552 | if (ret) { | |
1553 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1554 | entry_node, "Cannot add field class alias found in structure field class: ret=%d", | |
1555 | ret); | |
1556 | goto end; | |
1557 | } | |
1558 | break; | |
1559 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1560 | /* Field */ | |
1561 | ret = visit_struct_decl_field( | |
1562 | ctx, struct_decl, | |
1563 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1564 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1565 | if (ret) { | |
1566 | goto end; | |
1567 | } | |
1568 | break; | |
1569 | default: | |
1570 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1571 | entry_node->type); | |
1572 | ret = -EINVAL; | |
1573 | goto end; | |
1574 | } | |
e98a2d6e PP |
1575 | |
1576 | end: | |
4164020e | 1577 | return ret; |
e98a2d6e PP |
1578 | } |
1579 | ||
4164020e SM |
1580 | static int visit_variant_decl_entry(struct ctf_visitor_generate_ir *ctx, |
1581 | struct ctf_node *entry_node, | |
1582 | struct ctf_field_class_variant *variant_decl) | |
e98a2d6e | 1583 | { |
4164020e SM |
1584 | int ret = 0; |
1585 | ||
1586 | switch (entry_node->type) { | |
1587 | case NODE_TYPEDEF: | |
1588 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1589 | &entry_node->u.field_class_def.field_class_declarators); | |
1590 | if (ret) { | |
1591 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1592 | entry_node, "Cannot add field class found in variant field class: ret=%d", ret); | |
1593 | goto end; | |
1594 | } | |
1595 | break; | |
1596 | case NODE_TYPEALIAS: | |
1597 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1598 | entry_node->u.field_class_alias.alias); | |
1599 | if (ret) { | |
1600 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1601 | entry_node, "Cannot add field class alias found in variant field class: ret=%d", | |
1602 | ret); | |
1603 | goto end; | |
1604 | } | |
1605 | break; | |
1606 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1607 | /* Field */ | |
1608 | ret = visit_variant_decl_field( | |
1609 | ctx, variant_decl, | |
1610 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1611 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1612 | if (ret) { | |
1613 | goto end; | |
1614 | } | |
1615 | break; | |
1616 | default: | |
1617 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1618 | entry_node->type); | |
1619 | ret = -EINVAL; | |
1620 | goto end; | |
1621 | } | |
e98a2d6e PP |
1622 | |
1623 | end: | |
4164020e | 1624 | return ret; |
e98a2d6e PP |
1625 | } |
1626 | ||
4164020e SM |
1627 | static int visit_struct_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1628 | struct bt_list_head *decl_list, int has_body, | |
1629 | struct bt_list_head *min_align, | |
1630 | struct ctf_field_class_struct **struct_decl) | |
e98a2d6e | 1631 | { |
4164020e SM |
1632 | int ret = 0; |
1633 | ||
1634 | BT_ASSERT(struct_decl); | |
1635 | *struct_decl = NULL; | |
1636 | ||
1637 | /* For named struct (without body), lookup in declaration scope */ | |
1638 | if (!has_body) { | |
1639 | if (!name) { | |
1640 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1641 | "Bodyless structure field class: missing name."); | |
1642 | ret = -EPERM; | |
1643 | goto error; | |
1644 | } | |
1645 | ||
0f456216 | 1646 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, name, -1, true); |
4164020e SM |
1647 | if (!*struct_decl) { |
1648 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1649 | "Cannot find structure field class: name=\"struct %s\"", name); | |
1650 | ret = -EINVAL; | |
1651 | goto error; | |
1652 | } | |
1653 | } else { | |
1654 | struct ctf_node *entry_node; | |
1655 | uint64_t min_align_value = 0; | |
1656 | ||
1657 | if (name) { | |
0f456216 | 1658 | if (ctx_decl_scope_lookup_struct(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1659 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1660 | "Structure field class already declared in local scope: " | |
1661 | "name=\"struct %s\"", | |
1662 | name); | |
1663 | ret = -EINVAL; | |
1664 | goto error; | |
1665 | } | |
1666 | } | |
1667 | ||
1668 | if (!bt_list_empty(min_align)) { | |
1669 | ret = get_unary_unsigned(ctx, min_align, &min_align_value); | |
1670 | if (ret) { | |
1671 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1672 | "Unexpected unary expression for structure field class's `align` attribute: " | |
1673 | "ret=%d", | |
1674 | ret); | |
1675 | goto error; | |
1676 | } | |
1677 | } | |
1678 | ||
1679 | *struct_decl = ctf_field_class_struct_create(); | |
1680 | BT_ASSERT(*struct_decl); | |
1681 | ||
1682 | if (min_align_value != 0) { | |
1683 | (*struct_decl)->base.alignment = min_align_value; | |
1684 | } | |
1685 | ||
1686 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1687 | ||
1688 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1689 | ret = visit_struct_decl_entry(ctx, entry_node, *struct_decl); | |
1690 | if (ret) { | |
1691 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1692 | "Cannot visit structure field class entry: " | |
1693 | "ret=%d", | |
1694 | ret); | |
1695 | ctx_pop_scope(ctx); | |
1696 | goto error; | |
1697 | } | |
1698 | } | |
1699 | ||
1700 | ctx_pop_scope(ctx); | |
1701 | ||
1702 | if (name) { | |
0f456216 | 1703 | ret = ctx_decl_scope_register_struct(ctx->current_scope, name, *struct_decl); |
4164020e SM |
1704 | if (ret) { |
1705 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1706 | "Cannot register structure field class in declaration scope: " | |
1707 | "name=\"struct %s\", ret=%d", | |
1708 | name, ret); | |
1709 | goto error; | |
1710 | } | |
1711 | } | |
1712 | } | |
1713 | ||
1714 | return 0; | |
e98a2d6e PP |
1715 | |
1716 | error: | |
4164020e SM |
1717 | ctf_field_class_destroy(&(*struct_decl)->base); |
1718 | *struct_decl = NULL; | |
1719 | return ret; | |
e98a2d6e PP |
1720 | } |
1721 | ||
4164020e SM |
1722 | static int visit_variant_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1723 | const char *tag, struct bt_list_head *decl_list, int has_body, | |
1724 | struct ctf_field_class_variant **variant_decl) | |
e98a2d6e | 1725 | { |
4164020e SM |
1726 | int ret = 0; |
1727 | struct ctf_field_class_variant *untagged_variant_decl = NULL; | |
1728 | ||
1729 | BT_ASSERT(variant_decl); | |
1730 | *variant_decl = NULL; | |
1731 | ||
1732 | /* For named variant (without body), lookup in declaration scope */ | |
1733 | if (!has_body) { | |
1734 | if (!name) { | |
1735 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless variant field class: missing name."); | |
1736 | ret = -EPERM; | |
1737 | goto error; | |
1738 | } | |
1739 | ||
0f456216 | 1740 | untagged_variant_decl = ctx_decl_scope_lookup_variant(ctx->current_scope, name, -1, true); |
4164020e SM |
1741 | if (!untagged_variant_decl) { |
1742 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1743 | "Cannot find variant field class: name=\"variant %s\"", name); | |
1744 | ret = -EINVAL; | |
1745 | goto error; | |
1746 | } | |
1747 | } else { | |
1748 | struct ctf_node *entry_node; | |
1749 | ||
1750 | if (name) { | |
0f456216 | 1751 | if (ctx_decl_scope_lookup_variant(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1752 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1753 | "Variant field class already declared in local scope: " | |
1754 | "name=\"variant %s\"", | |
1755 | name); | |
1756 | ret = -EINVAL; | |
1757 | goto error; | |
1758 | } | |
1759 | } | |
1760 | ||
1761 | untagged_variant_decl = ctf_field_class_variant_create(); | |
1762 | BT_ASSERT(untagged_variant_decl); | |
1763 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1764 | ||
1765 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1766 | ret = visit_variant_decl_entry(ctx, entry_node, untagged_variant_decl); | |
1767 | if (ret) { | |
1768 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1769 | "Cannot visit variant field class entry: " | |
1770 | "ret=%d", | |
1771 | ret); | |
1772 | ctx_pop_scope(ctx); | |
1773 | goto error; | |
1774 | } | |
1775 | } | |
1776 | ||
1777 | ctx_pop_scope(ctx); | |
1778 | ||
1779 | if (name) { | |
0f456216 | 1780 | ret = ctx_decl_scope_register_variant(ctx->current_scope, name, untagged_variant_decl); |
4164020e SM |
1781 | if (ret) { |
1782 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1783 | "Cannot register variant field class in declaration scope: " | |
1784 | "name=\"variant %s\", ret=%d", | |
1785 | name, ret); | |
1786 | goto error; | |
1787 | } | |
1788 | } | |
1789 | } | |
1790 | ||
1791 | /* | |
1792 | * If tagged, create tagged variant and return; otherwise | |
1793 | * return untagged variant. | |
1794 | */ | |
1795 | if (!tag) { | |
1796 | *variant_decl = untagged_variant_decl; | |
1797 | untagged_variant_decl = NULL; | |
1798 | } else { | |
1799 | /* | |
1800 | * At this point, we have a fresh untagged variant; nobody | |
1801 | * else owns it. Set its tag now. | |
1802 | */ | |
1803 | g_string_assign(untagged_variant_decl->tag_ref, tag); | |
1804 | *variant_decl = untagged_variant_decl; | |
1805 | untagged_variant_decl = NULL; | |
1806 | } | |
1807 | ||
1808 | BT_ASSERT(!untagged_variant_decl); | |
1809 | BT_ASSERT(*variant_decl); | |
1810 | return 0; | |
e98a2d6e PP |
1811 | |
1812 | error: | |
4164020e SM |
1813 | ctf_field_class_destroy(&untagged_variant_decl->base); |
1814 | untagged_variant_decl = NULL; | |
1815 | ctf_field_class_destroy(&(*variant_decl)->base); | |
1816 | *variant_decl = NULL; | |
1817 | return ret; | |
e98a2d6e PP |
1818 | } |
1819 | ||
4164020e SM |
1820 | struct uori |
1821 | { | |
1822 | bool is_signed; | |
1823 | union | |
1824 | { | |
1825 | uint64_t u; | |
1826 | uint64_t i; | |
1827 | } value; | |
44c440bc PP |
1828 | }; |
1829 | ||
4164020e SM |
1830 | static int visit_enum_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *enumerator, |
1831 | struct ctf_field_class_enum *enum_decl, struct uori *last) | |
e98a2d6e | 1832 | { |
4164020e SM |
1833 | int ret = 0; |
1834 | int nr_vals = 0; | |
1835 | struct ctf_node *iter; | |
1836 | struct uori start = { | |
1837 | .is_signed = false, | |
1838 | .value = | |
1839 | { | |
1840 | .u = 0, | |
1841 | }, | |
1842 | }; | |
1843 | struct uori end = { | |
1844 | .is_signed = false, | |
1845 | .value = | |
1846 | { | |
1847 | .u = 0, | |
1848 | }, | |
1849 | }; | |
1850 | const char *label = enumerator->u.enumerator.id; | |
1851 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1852 | ||
1853 | bt_list_for_each_entry (iter, values, siblings) { | |
1854 | struct uori *target; | |
1855 | ||
1856 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
1857 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1858 | "Wrong expression for enumeration field class label: " | |
1859 | "node-type=%d, label=\"%s\"", | |
1860 | iter->type, label); | |
1861 | ret = -EINVAL; | |
1862 | goto error; | |
1863 | } | |
1864 | ||
1865 | if (nr_vals == 0) { | |
1866 | target = &start; | |
1867 | } else { | |
1868 | target = &end; | |
1869 | } | |
1870 | ||
1871 | switch (iter->u.unary_expression.type) { | |
1872 | case UNARY_SIGNED_CONSTANT: | |
1873 | target->is_signed = true; | |
1874 | target->value.i = iter->u.unary_expression.u.signed_constant; | |
1875 | break; | |
1876 | case UNARY_UNSIGNED_CONSTANT: | |
1877 | target->is_signed = false; | |
1878 | target->value.u = iter->u.unary_expression.u.unsigned_constant; | |
1879 | break; | |
1880 | default: | |
1881 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1882 | "Invalid enumeration field class entry: " | |
1883 | "expecting constant signed or unsigned integer: " | |
1884 | "node-type=%d, label=\"%s\"", | |
1885 | iter->u.unary_expression.type, label); | |
1886 | ret = -EINVAL; | |
1887 | goto error; | |
1888 | } | |
1889 | ||
1890 | if (nr_vals > 1) { | |
1891 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1892 | iter, "Invalid enumeration field class entry: label=\"%s\"", label); | |
1893 | ret = -EINVAL; | |
1894 | goto error; | |
1895 | } | |
1896 | ||
1897 | nr_vals++; | |
1898 | } | |
1899 | ||
1900 | if (nr_vals == 0) { | |
1901 | start = *last; | |
1902 | } | |
1903 | ||
1904 | if (nr_vals <= 1) { | |
1905 | end = start; | |
1906 | } | |
1907 | ||
1908 | if (end.is_signed) { | |
1909 | last->value.i = end.value.i + 1; | |
1910 | } else { | |
1911 | last->value.u = end.value.u + 1; | |
1912 | } | |
1913 | ||
1914 | ctf_field_class_enum_map_range(enum_decl, label, start.value.u, end.value.u); | |
1915 | return 0; | |
e98a2d6e PP |
1916 | |
1917 | error: | |
4164020e | 1918 | return ret; |
e98a2d6e PP |
1919 | } |
1920 | ||
4164020e SM |
1921 | static int visit_enum_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1922 | struct ctf_node *container_cls, struct bt_list_head *enumerator_list, | |
1923 | int has_body, struct ctf_field_class_enum **enum_decl) | |
e98a2d6e | 1924 | { |
4164020e SM |
1925 | int ret = 0; |
1926 | GQuark qdummy_id; | |
1927 | struct ctf_field_class_int *integer_decl = NULL; | |
1928 | ||
1929 | BT_ASSERT(enum_decl); | |
1930 | *enum_decl = NULL; | |
1931 | ||
1932 | /* For named enum (without body), lookup in declaration scope */ | |
1933 | if (!has_body) { | |
1934 | if (!name) { | |
1935 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1936 | "Bodyless enumeration field class: missing name."); | |
1937 | ret = -EPERM; | |
1938 | goto error; | |
1939 | } | |
1940 | ||
0f456216 | 1941 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, name, -1, true); |
4164020e SM |
1942 | if (!*enum_decl) { |
1943 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find enumeration field class: " | |
1944 | "name=\"enum %s\"", | |
1945 | name); | |
1946 | ret = -EINVAL; | |
1947 | goto error; | |
1948 | } | |
1949 | } else { | |
1950 | struct ctf_node *iter; | |
1951 | struct uori last_value = { | |
1952 | .is_signed = false, | |
1953 | .value = | |
1954 | { | |
1955 | .u = 0, | |
1956 | }, | |
1957 | }; | |
1958 | ||
1959 | if (name) { | |
0f456216 | 1960 | if (ctx_decl_scope_lookup_enum(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1961 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1962 | "Enumeration field class already declared in local scope: " | |
1963 | "name=\"enum %s\"", | |
1964 | name); | |
1965 | ret = -EINVAL; | |
1966 | goto error; | |
1967 | } | |
1968 | } | |
1969 | ||
1970 | if (!container_cls) { | |
1971 | integer_decl = ctf_field_class_as_int( | |
0f456216 | 1972 | ctx_decl_scope_lookup_alias(ctx->current_scope, "int", -1, true)); |
4164020e SM |
1973 | if (!integer_decl) { |
1974 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1975 | "Cannot find implicit `int` field class alias for enumeration field class."); | |
1976 | ret = -EINVAL; | |
1977 | goto error; | |
1978 | } | |
1979 | } else { | |
1980 | ctf_field_class *decl; | |
1981 | ||
1982 | ret = visit_field_class_declarator(ctx, container_cls, &qdummy_id, NULL, &decl, NULL); | |
1983 | if (ret) { | |
1984 | BT_ASSERT(!decl); | |
1985 | ret = -EINVAL; | |
1986 | goto error; | |
1987 | } | |
1988 | ||
1989 | integer_decl = ctf_field_class_as_int(decl); | |
1990 | } | |
1991 | ||
1992 | BT_ASSERT(integer_decl); | |
1993 | ||
1994 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { | |
1995 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1996 | "Container field class for enumeration field class is not an integer field class: " | |
1997 | "fc-type=%d", | |
1998 | integer_decl->base.base.type); | |
1999 | ret = -EINVAL; | |
2000 | goto error; | |
2001 | } | |
2002 | ||
2003 | *enum_decl = ctf_field_class_enum_create(); | |
2004 | BT_ASSERT(*enum_decl); | |
2005 | (*enum_decl)->base.base.base.alignment = integer_decl->base.base.alignment; | |
2006 | ctf_field_class_int_copy_content(&(*enum_decl)->base, integer_decl); | |
2007 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
2008 | ||
2009 | bt_list_for_each_entry (iter, enumerator_list, siblings) { | |
2010 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, &last_value); | |
2011 | if (ret) { | |
2012 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
2013 | "Cannot visit enumeration field class entry: " | |
2014 | "ret=%d", | |
2015 | ret); | |
2016 | goto error; | |
2017 | } | |
2018 | } | |
2019 | ||
2020 | if (name) { | |
0f456216 | 2021 | ret = ctx_decl_scope_register_enum(ctx->current_scope, name, *enum_decl); |
4164020e SM |
2022 | if (ret) { |
2023 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2024 | "Cannot register enumeration field class in declaration scope: " | |
2025 | "ret=%d", | |
2026 | ret); | |
2027 | goto error; | |
2028 | } | |
2029 | } | |
2030 | } | |
2031 | ||
2032 | goto end; | |
e98a2d6e PP |
2033 | |
2034 | error: | |
4164020e SM |
2035 | ctf_field_class_destroy(&(*enum_decl)->base.base.base); |
2036 | *enum_decl = NULL; | |
e98a2d6e | 2037 | |
44c440bc | 2038 | end: |
4164020e SM |
2039 | ctf_field_class_destroy(&integer_decl->base.base); |
2040 | integer_decl = NULL; | |
2041 | return ret; | |
e98a2d6e PP |
2042 | } |
2043 | ||
4164020e SM |
2044 | static int visit_field_class_specifier(struct ctf_visitor_generate_ir *ctx, |
2045 | struct ctf_node *cls_specifier_list, | |
2046 | struct ctf_field_class **decl) | |
e98a2d6e | 2047 | { |
4164020e SM |
2048 | int ret = 0; |
2049 | GString *str = NULL; | |
2050 | ||
2051 | *decl = NULL; | |
2052 | str = g_string_new(""); | |
2053 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
2054 | if (ret) { | |
2055 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2056 | cls_specifier_list, "Cannot get field class specifier list's name: ret=%d", ret); | |
2057 | goto error; | |
2058 | } | |
2059 | ||
0f456216 | 2060 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1, true); |
4164020e SM |
2061 | if (!*decl) { |
2062 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
2063 | "Cannot find field class alias: name=\"%s\"", str->str); | |
2064 | ret = -EINVAL; | |
2065 | goto error; | |
2066 | } | |
2067 | ||
2068 | goto end; | |
e98a2d6e PP |
2069 | |
2070 | error: | |
4164020e SM |
2071 | ctf_field_class_destroy(*decl); |
2072 | *decl = NULL; | |
44c440bc PP |
2073 | |
2074 | end: | |
4164020e SM |
2075 | if (str) { |
2076 | g_string_free(str, TRUE); | |
2077 | } | |
e98a2d6e | 2078 | |
4164020e | 2079 | return ret; |
e98a2d6e PP |
2080 | } |
2081 | ||
4164020e SM |
2082 | static int visit_integer_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2083 | struct ctf_field_class_int **integer_decl) | |
e98a2d6e | 2084 | { |
4164020e SM |
2085 | int set = 0; |
2086 | int ret = 0; | |
2087 | int signedness = 0; | |
2088 | struct ctf_node *expression; | |
2089 | uint64_t alignment = 0, size = 0; | |
2090 | struct ctf_clock_class *mapped_clock_class = NULL; | |
2091 | enum ctf_encoding encoding = CTF_ENCODING_NONE; | |
2092 | bt_field_class_integer_preferred_display_base base = | |
2093 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2094 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2095 | ||
2096 | *integer_decl = NULL; | |
2097 | ||
2098 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2099 | struct ctf_node *left, *right; | |
2100 | ||
2101 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2102 | right = | |
2103 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2104 | ||
2105 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2106 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2107 | left->u.unary_expression.type); | |
2108 | ret = -EINVAL; | |
2109 | goto error; | |
2110 | } | |
2111 | ||
2112 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { | |
2113 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
2114 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "signed", "integer field class"); | |
2115 | ret = -EPERM; | |
2116 | goto error; | |
2117 | } | |
2118 | ||
2119 | signedness = get_boolean(ctx, right); | |
2120 | if (signedness < 0) { | |
2121 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2122 | right, | |
2123 | "Invalid boolean value for integer field class's `signed` attribute: " | |
2124 | "ret=%d", | |
2125 | ret); | |
2126 | ret = -EINVAL; | |
2127 | goto error; | |
2128 | } | |
2129 | ||
2130 | _SET(&set, _INTEGER_SIGNED_SET); | |
2131 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2132 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
2133 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", "integer field class"); | |
2134 | ret = -EPERM; | |
2135 | goto error; | |
2136 | } | |
2137 | ||
2138 | byte_order = get_real_byte_order(ctx, right); | |
2139 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2140 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2141 | right, | |
2142 | "Invalid `byte_order` attribute in integer field class: " | |
2143 | "ret=%d", | |
2144 | ret); | |
2145 | ret = -EINVAL; | |
2146 | goto error; | |
2147 | } | |
2148 | ||
2149 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2150 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { | |
2151 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2152 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "size", "integer field class"); | |
2153 | ret = -EPERM; | |
2154 | goto error; | |
2155 | } | |
2156 | ||
2157 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2158 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2159 | "Invalid `size` attribute in integer field class: " | |
2160 | "expecting unsigned constant integer: " | |
2161 | "node-type=%d", | |
2162 | right->u.unary_expression.type); | |
2163 | ret = -EINVAL; | |
2164 | goto error; | |
2165 | } | |
2166 | ||
2167 | size = right->u.unary_expression.u.unsigned_constant; | |
2168 | if (size == 0) { | |
2169 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2170 | "Invalid `size` attribute in integer field class: " | |
2171 | "expecting positive constant integer: " | |
2172 | "size=%" PRIu64, | |
2173 | size); | |
2174 | ret = -EINVAL; | |
2175 | goto error; | |
2176 | } else if (size > 64) { | |
2177 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2178 | right, | |
2179 | "Invalid `size` attribute in integer field class: " | |
2180 | "integer fields over 64 bits are not supported as of this version: " | |
2181 | "size=%" PRIu64, | |
2182 | size); | |
2183 | ret = -EINVAL; | |
2184 | goto error; | |
2185 | } | |
2186 | ||
2187 | _SET(&set, _INTEGER_SIZE_SET); | |
2188 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2189 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2190 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", "integer field class"); | |
2191 | ret = -EPERM; | |
2192 | goto error; | |
2193 | } | |
2194 | ||
2195 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2196 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2197 | "Invalid `align` attribute in integer field class: " | |
2198 | "expecting unsigned constant integer: " | |
2199 | "node-type=%d", | |
2200 | right->u.unary_expression.type); | |
2201 | ret = -EINVAL; | |
2202 | goto error; | |
2203 | } | |
2204 | ||
2205 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2206 | if (!is_align_valid(alignment)) { | |
2207 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2208 | "Invalid `align` attribute in integer field class: " | |
2209 | "expecting power of two: " | |
2210 | "align=%" PRIu64, | |
2211 | alignment); | |
2212 | ret = -EINVAL; | |
2213 | goto error; | |
2214 | } | |
2215 | ||
2216 | _SET(&set, _INTEGER_ALIGN_SET); | |
2217 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { | |
2218 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
2219 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "base", "integer field class"); | |
2220 | ret = -EPERM; | |
2221 | goto error; | |
2222 | } | |
2223 | ||
2224 | switch (right->u.unary_expression.type) { | |
2225 | case UNARY_UNSIGNED_CONSTANT: | |
2226 | { | |
2227 | uint64_t constant = right->u.unary_expression.u.unsigned_constant; | |
2228 | ||
2229 | switch (constant) { | |
2230 | case 2: | |
2231 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2232 | break; | |
2233 | case 8: | |
2234 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2235 | break; | |
2236 | case 10: | |
2237 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2238 | break; | |
2239 | case 16: | |
2240 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2241 | break; | |
2242 | default: | |
2243 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2244 | right, | |
2245 | "Invalid `base` attribute in integer field class: " | |
2246 | "base=%" PRIu64, | |
2247 | right->u.unary_expression.u.unsigned_constant); | |
2248 | ret = -EINVAL; | |
2249 | goto error; | |
2250 | } | |
2251 | break; | |
2252 | } | |
2253 | case UNARY_STRING: | |
2254 | { | |
2255 | char *s_right = | |
2256 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2257 | if (!s_right) { | |
2258 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2259 | right, | |
2260 | "Unexpected unary expression for integer field class's `base` attribute."); | |
2261 | ret = -EINVAL; | |
2262 | goto error; | |
2263 | } | |
2264 | ||
2265 | if (strcmp(s_right, "decimal") == 0 || strcmp(s_right, "dec") == 0 || | |
2266 | strcmp(s_right, "d") == 0 || strcmp(s_right, "i") == 0 || | |
2267 | strcmp(s_right, "u") == 0) { | |
2268 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2269 | } else if (strcmp(s_right, "hexadecimal") == 0 || strcmp(s_right, "hex") == 0 || | |
2270 | strcmp(s_right, "x") == 0 || strcmp(s_right, "X") == 0 || | |
2271 | strcmp(s_right, "p") == 0) { | |
2272 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2273 | } else if (strcmp(s_right, "octal") == 0 || strcmp(s_right, "oct") == 0 || | |
2274 | strcmp(s_right, "o") == 0) { | |
2275 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2276 | } else if (strcmp(s_right, "binary") == 0 || strcmp(s_right, "b") == 0) { | |
2277 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2278 | } else { | |
2279 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2280 | right, | |
2281 | "Unexpected unary expression for integer field class's `base` attribute: " | |
2282 | "base=\"%s\"", | |
2283 | s_right); | |
2284 | g_free(s_right); | |
2285 | ret = -EINVAL; | |
2286 | goto error; | |
2287 | } | |
2288 | ||
2289 | g_free(s_right); | |
2290 | break; | |
2291 | } | |
2292 | default: | |
2293 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2294 | right, "Invalid `base` attribute in integer field class: " | |
2295 | "expecting unsigned constant integer or unary string."); | |
2296 | ret = -EINVAL; | |
2297 | goto error; | |
2298 | } | |
2299 | ||
2300 | _SET(&set, _INTEGER_BASE_SET); | |
2301 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2302 | char *s_right; | |
2303 | ||
2304 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
2305 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "integer field class"); | |
2306 | ret = -EPERM; | |
2307 | goto error; | |
2308 | } | |
2309 | ||
2310 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2311 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2312 | right, "Invalid `encoding` attribute in integer field class: " | |
2313 | "expecting unary string."); | |
2314 | ret = -EINVAL; | |
2315 | goto error; | |
2316 | } | |
2317 | ||
2318 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2319 | if (!s_right) { | |
2320 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2321 | right, | |
2322 | "Unexpected unary expression for integer field class's `encoding` attribute."); | |
2323 | ret = -EINVAL; | |
2324 | goto error; | |
2325 | } | |
2326 | ||
2327 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2328 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2329 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2330 | encoding = CTF_ENCODING_UTF8; | |
2331 | } else if (strcmp(s_right, "none") == 0) { | |
2332 | encoding = CTF_ENCODING_NONE; | |
2333 | } else { | |
2334 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2335 | right, | |
2336 | "Invalid `encoding` attribute in integer field class: " | |
2337 | "unknown encoding: encoding=\"%s\"", | |
2338 | s_right); | |
2339 | g_free(s_right); | |
2340 | ret = -EINVAL; | |
2341 | goto error; | |
2342 | } | |
2343 | ||
2344 | g_free(s_right); | |
2345 | _SET(&set, _INTEGER_ENCODING_SET); | |
2346 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { | |
2347 | const char *clock_name; | |
2348 | ||
2349 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
2350 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "map", "integer field class"); | |
2351 | ret = -EPERM; | |
2352 | goto error; | |
2353 | } | |
2354 | ||
2355 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2356 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2357 | "Invalid `map` attribute in integer field class: " | |
2358 | "expecting unary string."); | |
2359 | ret = -EINVAL; | |
2360 | goto error; | |
2361 | } | |
2362 | ||
2363 | clock_name = get_map_clock_name_value(&expression->u.ctf_expression.right); | |
2364 | if (!clock_name) { | |
2365 | char *s_right = | |
2366 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2367 | ||
2368 | if (!s_right) { | |
2369 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2370 | right, | |
2371 | "Unexpected unary expression for integer field class's `map` attribute."); | |
2372 | ret = -EINVAL; | |
2373 | goto error; | |
2374 | } | |
2375 | ||
2376 | _BT_COMP_LOGE_NODE(right, | |
2377 | "Invalid `map` attribute in integer field class: " | |
2378 | "cannot find clock class at this point: name=\"%s\"", | |
2379 | s_right); | |
2380 | _SET(&set, _INTEGER_MAP_SET); | |
2381 | g_free(s_right); | |
2382 | continue; | |
2383 | } | |
2384 | ||
2385 | mapped_clock_class = | |
2386 | ctf_trace_class_borrow_clock_class_by_name(ctx->ctf_tc, clock_name); | |
2387 | if (!mapped_clock_class) { | |
2388 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2389 | right, | |
2390 | "Invalid `map` attribute in integer field class: " | |
2391 | "cannot find clock class at this point: name=\"%s\"", | |
2392 | clock_name); | |
2393 | ret = -EINVAL; | |
2394 | goto error; | |
2395 | } | |
2396 | ||
2397 | _SET(&set, _INTEGER_MAP_SET); | |
2398 | } else { | |
2399 | _BT_COMP_LOGW_NODE(left, | |
2400 | "Unknown attribute in integer field class: " | |
2401 | "attr-name=\"%s\"", | |
2402 | left->u.unary_expression.u.string); | |
2403 | } | |
2404 | } | |
2405 | ||
2406 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2407 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2408 | "Missing `size` attribute in integer field class."); | |
2409 | ret = -EPERM; | |
2410 | goto error; | |
2411 | } | |
2412 | ||
2413 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2414 | if (size % CHAR_BIT) { | |
2415 | /* Bit-packed alignment */ | |
2416 | alignment = 1; | |
2417 | } else { | |
2418 | /* Byte-packed alignment */ | |
2419 | alignment = CHAR_BIT; | |
2420 | } | |
2421 | } | |
2422 | ||
2423 | *integer_decl = ctf_field_class_int_create(); | |
2424 | BT_ASSERT(*integer_decl); | |
2425 | (*integer_decl)->base.base.alignment = alignment; | |
2426 | (*integer_decl)->base.byte_order = byte_order; | |
2427 | (*integer_decl)->base.size = size; | |
2428 | (*integer_decl)->is_signed = (signedness > 0); | |
2429 | (*integer_decl)->disp_base = base; | |
2430 | (*integer_decl)->encoding = encoding; | |
2431 | (*integer_decl)->mapped_clock_class = mapped_clock_class; | |
2432 | return 0; | |
e98a2d6e PP |
2433 | |
2434 | error: | |
4164020e SM |
2435 | ctf_field_class_destroy(&(*integer_decl)->base.base); |
2436 | *integer_decl = NULL; | |
2437 | return ret; | |
e98a2d6e PP |
2438 | } |
2439 | ||
4164020e SM |
2440 | static int visit_floating_point_number_decl(struct ctf_visitor_generate_ir *ctx, |
2441 | struct bt_list_head *expressions, | |
2442 | struct ctf_field_class_float **float_decl) | |
e98a2d6e | 2443 | { |
4164020e SM |
2444 | int set = 0; |
2445 | int ret = 0; | |
2446 | struct ctf_node *expression; | |
2447 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2448 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2449 | ||
2450 | *float_decl = NULL; | |
2451 | ||
2452 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2453 | struct ctf_node *left, *right; | |
2454 | ||
2455 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2456 | right = | |
2457 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2458 | ||
2459 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2460 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2461 | left->u.unary_expression.type); | |
2462 | ret = -EINVAL; | |
2463 | goto error; | |
2464 | } | |
2465 | ||
2466 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2467 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
2468 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", | |
2469 | "floating point number field class"); | |
2470 | ret = -EPERM; | |
2471 | goto error; | |
2472 | } | |
2473 | ||
2474 | byte_order = get_real_byte_order(ctx, right); | |
2475 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2476 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2477 | right, | |
2478 | "Invalid `byte_order` attribute in floating point number field class: " | |
2479 | "ret=%d", | |
2480 | ret); | |
2481 | ret = -EINVAL; | |
2482 | goto error; | |
2483 | } | |
2484 | ||
2485 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2486 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { | |
2487 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2488 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "exp_dig", | |
2489 | "floating point number field class"); | |
2490 | ret = -EPERM; | |
2491 | goto error; | |
2492 | } | |
2493 | ||
2494 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2495 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2496 | right, | |
2497 | "Invalid `exp_dig` attribute in floating point number field class: " | |
2498 | "expecting unsigned constant integer: " | |
2499 | "node-type=%d", | |
2500 | right->u.unary_expression.type); | |
2501 | ret = -EINVAL; | |
2502 | goto error; | |
2503 | } | |
2504 | ||
2505 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2506 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2507 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { | |
2508 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2509 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "mant_dig", | |
2510 | "floating point number field class"); | |
2511 | ret = -EPERM; | |
2512 | goto error; | |
2513 | } | |
2514 | ||
2515 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2516 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2517 | right, | |
2518 | "Invalid `mant_dig` attribute in floating point number field class: " | |
2519 | "expecting unsigned constant integer: " | |
2520 | "node-type=%d", | |
2521 | right->u.unary_expression.type); | |
2522 | ret = -EINVAL; | |
2523 | goto error; | |
2524 | } | |
2525 | ||
2526 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
2527 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2528 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2529 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
2530 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", | |
2531 | "floating point number field class"); | |
2532 | ret = -EPERM; | |
2533 | goto error; | |
2534 | } | |
2535 | ||
2536 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2537 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2538 | right, | |
2539 | "Invalid `align` attribute in floating point number field class: " | |
2540 | "expecting unsigned constant integer: " | |
2541 | "node-type=%d", | |
2542 | right->u.unary_expression.type); | |
2543 | ret = -EINVAL; | |
2544 | goto error; | |
2545 | } | |
2546 | ||
2547 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2548 | ||
2549 | if (!is_align_valid(alignment)) { | |
2550 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2551 | right, | |
2552 | "Invalid `align` attribute in floating point number field class: " | |
2553 | "expecting power of two: " | |
2554 | "align=%" PRIu64, | |
2555 | alignment); | |
2556 | ret = -EINVAL; | |
2557 | goto error; | |
2558 | } | |
2559 | ||
2560 | _SET(&set, _FLOAT_ALIGN_SET); | |
2561 | } else { | |
2562 | _BT_COMP_LOGW_NODE(left, | |
2563 | "Unknown attribute in floating point number field class: " | |
2564 | "attr-name=\"%s\"", | |
2565 | left->u.unary_expression.u.string); | |
2566 | } | |
2567 | } | |
2568 | ||
2569 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2570 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2571 | "Missing `mant_dig` attribute in floating point number field class."); | |
2572 | ret = -EPERM; | |
2573 | goto error; | |
2574 | } | |
2575 | ||
2576 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2577 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2578 | "Missing `exp_dig` attribute in floating point number field class."); | |
2579 | ret = -EPERM; | |
2580 | goto error; | |
2581 | } | |
2582 | ||
2583 | if (mant_dig != 24 && mant_dig != 53) { | |
2584 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`mant_dig` attribute: expecting 24 or 53."); | |
2585 | ret = -EPERM; | |
2586 | goto error; | |
2587 | } | |
2588 | ||
2589 | if (mant_dig == 24 && exp_dig != 8) { | |
2590 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2591 | "`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); | |
2592 | ret = -EPERM; | |
2593 | goto error; | |
2594 | } | |
2595 | ||
2596 | if (mant_dig == 53 && exp_dig != 11) { | |
2597 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2598 | "`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); | |
2599 | ret = -EPERM; | |
2600 | goto error; | |
2601 | } | |
2602 | ||
2603 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2604 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2605 | /* Bit-packed alignment */ | |
2606 | alignment = 1; | |
2607 | } else { | |
2608 | /* Byte-packed alignment */ | |
2609 | alignment = CHAR_BIT; | |
2610 | } | |
2611 | } | |
2612 | ||
2613 | *float_decl = ctf_field_class_float_create(); | |
2614 | BT_ASSERT(*float_decl); | |
2615 | (*float_decl)->base.base.alignment = alignment; | |
2616 | (*float_decl)->base.byte_order = byte_order; | |
2617 | (*float_decl)->base.size = mant_dig + exp_dig; | |
2618 | return 0; | |
e98a2d6e PP |
2619 | |
2620 | error: | |
4164020e SM |
2621 | ctf_field_class_destroy(&(*float_decl)->base.base); |
2622 | *float_decl = NULL; | |
2623 | return ret; | |
e98a2d6e PP |
2624 | } |
2625 | ||
4164020e SM |
2626 | static int visit_string_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2627 | struct ctf_field_class_string **string_decl) | |
e98a2d6e | 2628 | { |
4164020e SM |
2629 | int set = 0; |
2630 | int ret = 0; | |
2631 | struct ctf_node *expression; | |
2632 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; | |
2633 | ||
2634 | *string_decl = NULL; | |
2635 | ||
2636 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2637 | struct ctf_node *left, *right; | |
2638 | ||
2639 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2640 | right = | |
2641 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2642 | ||
2643 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2644 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2645 | left->u.unary_expression.type); | |
2646 | ret = -EINVAL; | |
2647 | goto error; | |
2648 | } | |
2649 | ||
2650 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2651 | char *s_right; | |
2652 | ||
2653 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
2654 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "string field class"); | |
2655 | ret = -EPERM; | |
2656 | goto error; | |
2657 | } | |
2658 | ||
2659 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2660 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2661 | right, "Invalid `encoding` attribute in string field class: " | |
2662 | "expecting unary string."); | |
2663 | ret = -EINVAL; | |
2664 | goto error; | |
2665 | } | |
2666 | ||
2667 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2668 | if (!s_right) { | |
2669 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2670 | right, | |
2671 | "Unexpected unary expression for string field class's `encoding` attribute."); | |
2672 | ret = -EINVAL; | |
2673 | goto error; | |
2674 | } | |
2675 | ||
2676 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2677 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2678 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2679 | encoding = CTF_ENCODING_UTF8; | |
2680 | } else if (strcmp(s_right, "none") == 0) { | |
2681 | encoding = CTF_ENCODING_NONE; | |
2682 | } else { | |
2683 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2684 | right, | |
2685 | "Invalid `encoding` attribute in string field class: " | |
2686 | "unknown encoding: encoding=\"%s\"", | |
2687 | s_right); | |
2688 | g_free(s_right); | |
2689 | ret = -EINVAL; | |
2690 | goto error; | |
2691 | } | |
2692 | ||
2693 | g_free(s_right); | |
2694 | _SET(&set, _STRING_ENCODING_SET); | |
2695 | } else { | |
2696 | _BT_COMP_LOGW_NODE(left, | |
2697 | "Unknown attribute in string field class: " | |
2698 | "attr-name=\"%s\"", | |
2699 | left->u.unary_expression.u.string); | |
2700 | } | |
2701 | } | |
2702 | ||
2703 | *string_decl = ctf_field_class_string_create(); | |
2704 | BT_ASSERT(*string_decl); | |
2705 | (*string_decl)->encoding = encoding; | |
2706 | return 0; | |
e98a2d6e PP |
2707 | |
2708 | error: | |
4164020e SM |
2709 | ctf_field_class_destroy(&(*string_decl)->base); |
2710 | *string_decl = NULL; | |
2711 | return ret; | |
e98a2d6e PP |
2712 | } |
2713 | ||
4164020e SM |
2714 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
2715 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e | 2716 | { |
4164020e SM |
2717 | int ret = 0; |
2718 | struct ctf_node *first, *node; | |
2719 | ||
2720 | *decl = NULL; | |
2721 | ||
2722 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
2723 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(ts_list, "Unexpected node type: node-type=%d", | |
2724 | ts_list->type); | |
2725 | ret = -EINVAL; | |
2726 | goto error; | |
2727 | } | |
2728 | ||
2729 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, struct ctf_node, | |
2730 | siblings); | |
2731 | if (first->type != NODE_TYPE_SPECIFIER) { | |
2732 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", first->type); | |
2733 | ret = -EINVAL; | |
2734 | goto error; | |
2735 | } | |
2736 | ||
2737 | node = first->u.field_class_specifier.node; | |
2738 | ||
2739 | switch (first->u.field_class_specifier.type) { | |
2740 | case TYPESPEC_INTEGER: | |
2741 | { | |
2742 | ctf_field_class_int *int_decl; | |
2743 | ||
2744 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, &int_decl); | |
2745 | if (ret) { | |
2746 | BT_ASSERT(!int_decl); | |
2747 | goto error; | |
2748 | } | |
2749 | ||
2750 | *decl = &int_decl->base.base; | |
2751 | break; | |
2752 | } | |
2753 | case TYPESPEC_FLOATING_POINT: | |
2754 | { | |
2755 | ctf_field_class_float *float_decl; | |
2756 | ||
2757 | ret = | |
2758 | visit_floating_point_number_decl(ctx, &node->u.floating_point.expressions, &float_decl); | |
2759 | if (ret) { | |
2760 | BT_ASSERT(!float_decl); | |
2761 | goto error; | |
2762 | } | |
2763 | ||
2764 | *decl = &float_decl->base.base; | |
2765 | break; | |
2766 | } | |
2767 | case TYPESPEC_STRING: | |
2768 | { | |
2769 | ctf_field_class_string *string_decl; | |
2770 | ||
2771 | ret = visit_string_decl(ctx, &node->u.string.expressions, &string_decl); | |
2772 | if (ret) { | |
2773 | BT_ASSERT(!string_decl); | |
2774 | goto error; | |
2775 | } | |
2776 | ||
2777 | *decl = &string_decl->base; | |
2778 | break; | |
2779 | } | |
2780 | case TYPESPEC_STRUCT: | |
2781 | { | |
2782 | ctf_field_class_struct *struct_decl; | |
2783 | ||
2784 | ret = visit_struct_decl(ctx, node->u._struct.name, &node->u._struct.declaration_list, | |
2785 | node->u._struct.has_body, &node->u._struct.min_align, &struct_decl); | |
2786 | if (ret) { | |
2787 | BT_ASSERT(!struct_decl); | |
2788 | goto error; | |
2789 | } | |
2790 | ||
2791 | *decl = &struct_decl->base; | |
2792 | break; | |
2793 | } | |
2794 | case TYPESPEC_VARIANT: | |
2795 | { | |
2796 | ctf_field_class_variant *variant_decl; | |
2797 | ||
2798 | ret = visit_variant_decl(ctx, node->u.variant.name, node->u.variant.choice, | |
2799 | &node->u.variant.declaration_list, node->u.variant.has_body, | |
2800 | &variant_decl); | |
2801 | if (ret) { | |
2802 | BT_ASSERT(!variant_decl); | |
2803 | goto error; | |
2804 | } | |
2805 | ||
2806 | *decl = &variant_decl->base; | |
2807 | break; | |
2808 | } | |
2809 | case TYPESPEC_ENUM: | |
2810 | { | |
2811 | ctf_field_class_enum *enum_decl; | |
2812 | ||
2813 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, node->u._enum.container_field_class, | |
2814 | &node->u._enum.enumerator_list, node->u._enum.has_body, &enum_decl); | |
2815 | if (ret) { | |
2816 | BT_ASSERT(!enum_decl); | |
2817 | goto error; | |
2818 | } | |
2819 | ||
2820 | *decl = &enum_decl->base.base.base; | |
2821 | break; | |
2822 | } | |
2823 | case TYPESPEC_VOID: | |
2824 | case TYPESPEC_CHAR: | |
2825 | case TYPESPEC_SHORT: | |
2826 | case TYPESPEC_INT: | |
2827 | case TYPESPEC_LONG: | |
2828 | case TYPESPEC_FLOAT: | |
2829 | case TYPESPEC_DOUBLE: | |
2830 | case TYPESPEC_SIGNED: | |
2831 | case TYPESPEC_UNSIGNED: | |
2832 | case TYPESPEC_BOOL: | |
2833 | case TYPESPEC_COMPLEX: | |
2834 | case TYPESPEC_IMAGINARY: | |
2835 | case TYPESPEC_CONST: | |
2836 | case TYPESPEC_ID_TYPE: | |
2837 | ret = visit_field_class_specifier(ctx, ts_list, decl); | |
2838 | if (ret) { | |
2839 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Cannot visit field class specifier: ret=%d", | |
2840 | ret); | |
2841 | BT_ASSERT(!*decl); | |
2842 | goto error; | |
2843 | } | |
2844 | break; | |
2845 | default: | |
2846 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, | |
2847 | "Unexpected field class specifier type: node-type=%d", | |
2848 | first->u.field_class_specifier.type); | |
2849 | ret = -EINVAL; | |
2850 | goto error; | |
2851 | } | |
2852 | ||
2853 | BT_ASSERT(*decl); | |
2854 | return 0; | |
e98a2d6e PP |
2855 | |
2856 | error: | |
4164020e SM |
2857 | ctf_field_class_destroy(*decl); |
2858 | *decl = NULL; | |
2859 | return ret; | |
e98a2d6e PP |
2860 | } |
2861 | ||
4164020e SM |
2862 | static int visit_event_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
2863 | struct ctf_event_class *event_class, uint64_t *stream_id, | |
2864 | int *set) | |
e98a2d6e | 2865 | { |
4164020e SM |
2866 | int ret = 0; |
2867 | char *left = NULL; | |
2868 | ||
2869 | switch (node->type) { | |
2870 | case NODE_TYPEDEF: | |
2871 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
2872 | &node->u.field_class_def.field_class_declarators); | |
2873 | if (ret) { | |
2874 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in event class."); | |
2875 | goto error; | |
2876 | } | |
2877 | break; | |
2878 | case NODE_TYPEALIAS: | |
2879 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
2880 | node->u.field_class_alias.alias); | |
2881 | if (ret) { | |
2882 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2883 | "Cannot add field class alias found in event class."); | |
2884 | goto error; | |
2885 | } | |
2886 | break; | |
2887 | case NODE_CTF_EXPRESSION: | |
2888 | { | |
2889 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
2890 | if (!left) { | |
2891 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
2892 | ret = -EINVAL; | |
2893 | goto error; | |
2894 | } | |
2895 | ||
2896 | if (strcmp(left, "name") == 0) { | |
2897 | /* This is already known at this stage */ | |
2898 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
2899 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "name", "event class"); | |
2900 | ret = -EPERM; | |
2901 | goto error; | |
2902 | } | |
2903 | ||
2904 | _SET(set, _EVENT_NAME_SET); | |
2905 | } else if (strcmp(left, "id") == 0) { | |
2906 | int64_t id = -1; | |
2907 | ||
2908 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
2909 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "event class"); | |
2910 | ret = -EPERM; | |
2911 | goto error; | |
2912 | } | |
2913 | ||
2914 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
2915 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
2916 | if (ret || (!ret && id < 0)) { | |
2917 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2918 | node, "Unexpected unary expression for event class's `id` attribute."); | |
2919 | ret = -EINVAL; | |
2920 | goto error; | |
2921 | } | |
2922 | ||
2923 | event_class->id = id; | |
2924 | _SET(set, _EVENT_ID_SET); | |
2925 | } else if (strcmp(left, "stream_id") == 0) { | |
2926 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
2927 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "stream_id", "event class"); | |
2928 | ret = -EPERM; | |
2929 | goto error; | |
2930 | } | |
2931 | ||
2932 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, stream_id); | |
2933 | ||
2934 | /* | |
2935 | * Only read "stream_id" if get_unary_unsigned() | |
2936 | * succeeded. | |
2937 | */ | |
2938 | if (ret) { | |
2939 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2940 | node, "Unexpected unary expression for event class's `stream_id` attribute."); | |
2941 | ret = -EINVAL; | |
2942 | goto error; | |
2943 | } | |
2944 | ||
2945 | _SET(set, _EVENT_STREAM_ID_SET); | |
2946 | } else if (strcmp(left, "context") == 0) { | |
2947 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
2948 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `context` entry in event class."); | |
2949 | ret = -EPERM; | |
2950 | goto error; | |
2951 | } | |
2952 | ||
2953 | ret = visit_field_class_specifier_list( | |
2954 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2955 | &event_class->spec_context_fc); | |
2956 | if (ret) { | |
2957 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2958 | "Cannot create event class's context field class."); | |
2959 | goto error; | |
2960 | } | |
2961 | ||
2962 | BT_ASSERT(event_class->spec_context_fc); | |
2963 | _SET(set, _EVENT_CONTEXT_SET); | |
2964 | } else if (strcmp(left, "fields") == 0) { | |
2965 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
2966 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `fields` entry in event class."); | |
2967 | ret = -EPERM; | |
2968 | goto error; | |
2969 | } | |
2970 | ||
2971 | ret = visit_field_class_specifier_list( | |
2972 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2973 | &event_class->payload_fc); | |
2974 | if (ret) { | |
2975 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2976 | "Cannot create event class's payload field class."); | |
2977 | goto error; | |
2978 | } | |
2979 | ||
2980 | BT_ASSERT(event_class->payload_fc); | |
2981 | _SET(set, _EVENT_FIELDS_SET); | |
2982 | } else if (strcmp(left, "loglevel") == 0) { | |
2983 | uint64_t loglevel_value; | |
2984 | bool is_log_level_known = true; | |
2985 | bt_event_class_log_level log_level; | |
2986 | ||
2987 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { | |
2988 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "loglevel", "event class"); | |
2989 | ret = -EPERM; | |
2990 | goto error; | |
2991 | } | |
2992 | ||
2993 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &loglevel_value); | |
2994 | if (ret) { | |
2995 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2996 | node, "Unexpected unary expression for event class's `loglevel` attribute."); | |
2997 | ret = -EINVAL; | |
2998 | goto error; | |
2999 | } | |
3000 | ||
3001 | switch (loglevel_value) { | |
3002 | case 0: | |
3003 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; | |
3004 | break; | |
3005 | case 1: | |
3006 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; | |
3007 | break; | |
3008 | case 2: | |
3009 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; | |
3010 | break; | |
3011 | case 3: | |
3012 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; | |
3013 | break; | |
3014 | case 4: | |
3015 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; | |
3016 | break; | |
3017 | case 5: | |
3018 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; | |
3019 | break; | |
3020 | case 6: | |
3021 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; | |
3022 | break; | |
3023 | case 7: | |
3024 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; | |
3025 | break; | |
3026 | case 8: | |
3027 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; | |
3028 | break; | |
3029 | case 9: | |
3030 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; | |
3031 | break; | |
3032 | case 10: | |
3033 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; | |
3034 | break; | |
3035 | case 11: | |
3036 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; | |
3037 | break; | |
3038 | case 12: | |
3039 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; | |
3040 | break; | |
3041 | case 13: | |
3042 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; | |
3043 | break; | |
3044 | case 14: | |
3045 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; | |
3046 | break; | |
3047 | default: | |
3048 | is_log_level_known = false; | |
3049 | _BT_COMP_LOGW_NODE( | |
3050 | node, | |
3051 | "Not setting event class's log level because its value is unknown: " | |
3052 | "log-level=%" PRIu64, | |
3053 | loglevel_value); | |
3054 | } | |
3055 | ||
3056 | if (is_log_level_known) { | |
3057 | ctf_event_class_set_log_level(event_class, log_level); | |
3058 | } | |
3059 | ||
3060 | _SET(set, _EVENT_LOG_LEVEL_SET); | |
3061 | } else if (strcmp(left, "model.emf.uri") == 0) { | |
3062 | char *right; | |
3063 | ||
3064 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
3065 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "model.emf.uri", "event class"); | |
3066 | ret = -EPERM; | |
3067 | goto error; | |
3068 | } | |
3069 | ||
3070 | right = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.right); | |
3071 | if (!right) { | |
3072 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3073 | node, | |
3074 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
3075 | ret = -EINVAL; | |
3076 | goto error; | |
3077 | } | |
3078 | ||
3079 | if (strlen(right) == 0) { | |
3080 | _BT_COMP_LOGW_NODE(node, "Not setting event class's EMF URI because it's empty."); | |
3081 | } else { | |
3082 | g_string_assign(event_class->emf_uri, right); | |
3083 | } | |
3084 | ||
3085 | g_free(right); | |
3086 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3087 | } else { | |
3088 | _BT_COMP_LOGW_NODE(node, | |
3089 | "Unknown attribute in event class: " | |
3090 | "attr-name=\"%s\"", | |
3091 | left); | |
3092 | } | |
3093 | ||
3094 | g_free(left); | |
3095 | left = NULL; | |
3096 | break; | |
3097 | } | |
3098 | default: | |
3099 | ret = -EPERM; | |
3100 | goto error; | |
3101 | } | |
3102 | ||
3103 | goto end; | |
e98a2d6e PP |
3104 | |
3105 | error: | |
4164020e | 3106 | g_free(left); |
e98a2d6e | 3107 | |
44c440bc | 3108 | end: |
4164020e | 3109 | return ret; |
e98a2d6e PP |
3110 | } |
3111 | ||
4164020e | 3112 | static char *get_event_decl_name(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3113 | { |
4164020e SM |
3114 | char *left = NULL; |
3115 | char *name = NULL; | |
3116 | struct ctf_node *iter; | |
3117 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3118 | ||
3119 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3120 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3121 | continue; | |
3122 | } | |
3123 | ||
3124 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3125 | if (!left) { | |
3126 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot concatenate unary strings."); | |
3127 | goto error; | |
3128 | } | |
3129 | ||
3130 | if (strcmp(left, "name") == 0) { | |
3131 | name = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.right); | |
3132 | if (!name) { | |
3133 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3134 | iter, "Unexpected unary expression for event class's `name` attribute."); | |
3135 | goto error; | |
3136 | } | |
3137 | } | |
3138 | ||
3139 | g_free(left); | |
3140 | left = NULL; | |
3141 | ||
3142 | if (name) { | |
3143 | break; | |
3144 | } | |
3145 | } | |
3146 | ||
3147 | return name; | |
e98a2d6e PP |
3148 | |
3149 | error: | |
4164020e SM |
3150 | g_free(left); |
3151 | return NULL; | |
e98a2d6e PP |
3152 | } |
3153 | ||
4164020e | 3154 | static int visit_event_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3155 | { |
4164020e SM |
3156 | int ret = 0; |
3157 | int set = 0; | |
3158 | struct ctf_node *iter; | |
3159 | uint64_t stream_id = 0; | |
3160 | char *event_name = NULL; | |
3161 | struct ctf_event_class *event_class = NULL; | |
3162 | struct ctf_stream_class *stream_class = NULL; | |
3163 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3164 | bool pop_scope = false; | |
3165 | ||
3166 | if (node->visited) { | |
3167 | goto end; | |
3168 | } | |
3169 | ||
3170 | node->visited = TRUE; | |
3171 | event_name = get_event_decl_name(ctx, node); | |
3172 | if (!event_name) { | |
3173 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `name` attribute in event class."); | |
3174 | ret = -EPERM; | |
3175 | goto error; | |
3176 | } | |
3177 | ||
3178 | event_class = ctf_event_class_create(); | |
3179 | BT_ASSERT(event_class); | |
3180 | g_string_assign(event_class->name, event_name); | |
3181 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3182 | pop_scope = true; | |
3183 | ||
3184 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3185 | ret = visit_event_decl_entry(ctx, iter, event_class, &stream_id, &set); | |
3186 | if (ret) { | |
3187 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3188 | "Cannot visit event class's entry: " | |
3189 | "ret=%d", | |
3190 | ret); | |
3191 | goto error; | |
3192 | } | |
3193 | } | |
3194 | ||
3195 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3196 | /* | |
3197 | * Allow missing stream_id if there is only a single | |
3198 | * stream class. | |
3199 | */ | |
3200 | switch (ctx->ctf_tc->stream_classes->len) { | |
3201 | case 0: | |
3202 | /* Create implicit stream class if there's none */ | |
3203 | stream_id = 0; | |
3204 | stream_class = ctf_stream_class_create(); | |
3205 | BT_ASSERT(stream_class); | |
3206 | stream_class->id = stream_id; | |
3207 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3208 | break; | |
3209 | case 1: | |
3210 | /* Single stream class: get its ID */ | |
3211 | stream_class = (ctf_stream_class *) ctx->ctf_tc->stream_classes->pdata[0]; | |
3212 | stream_id = stream_class->id; | |
3213 | break; | |
3214 | default: | |
3215 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `stream_id` attribute in event class."); | |
3216 | ret = -EPERM; | |
3217 | goto error; | |
3218 | } | |
3219 | } | |
3220 | ||
3221 | /* We have the stream ID now; get the stream class if found */ | |
3222 | if (!stream_class) { | |
3223 | stream_class = ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_id); | |
3224 | if (!stream_class) { | |
3225 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3226 | "Cannot find stream class at this point: " | |
3227 | "id=%" PRId64, | |
3228 | stream_id); | |
3229 | ret = -EINVAL; | |
3230 | goto error; | |
3231 | } | |
3232 | } | |
3233 | ||
3234 | BT_ASSERT(stream_class); | |
3235 | ||
3236 | if (!_IS_SET(&set, _EVENT_ID_SET)) { | |
3237 | /* Allow only one event without ID per stream */ | |
3238 | if (stream_class->event_classes->len != 0) { | |
3239 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `id` attribute in event class."); | |
3240 | ret = -EPERM; | |
3241 | goto error; | |
3242 | } | |
3243 | ||
3244 | /* Automatic ID */ | |
3245 | event_class->id = 0; | |
3246 | } | |
3247 | ||
3248 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, event_class->id)) { | |
3249 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3250 | "Duplicate event class (same ID) in the same stream class: " | |
3251 | "id=%" PRId64, | |
3252 | event_class->id); | |
3253 | ret = -EEXIST; | |
3254 | goto error; | |
3255 | } | |
3256 | ||
3257 | ctf_stream_class_append_event_class(stream_class, event_class); | |
3258 | event_class = NULL; | |
3259 | goto end; | |
e98a2d6e PP |
3260 | |
3261 | error: | |
4164020e SM |
3262 | ctf_event_class_destroy(event_class); |
3263 | event_class = NULL; | |
44c440bc | 3264 | |
4164020e SM |
3265 | if (ret >= 0) { |
3266 | ret = -1; | |
3267 | } | |
e98a2d6e | 3268 | |
1e649dff | 3269 | end: |
4164020e SM |
3270 | if (pop_scope) { |
3271 | ctx_pop_scope(ctx); | |
3272 | } | |
e98a2d6e | 3273 | |
4164020e | 3274 | g_free(event_name); |
44c440bc | 3275 | |
4164020e | 3276 | return ret; |
e98a2d6e PP |
3277 | } |
3278 | ||
4164020e SM |
3279 | static int auto_map_field_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3280 | struct ctf_field_class *fc) | |
56b43721 | 3281 | { |
4164020e | 3282 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
4164020e SM |
3283 | uint64_t clock_class_count; |
3284 | ||
3285 | if (!fc) { | |
ab003dc0 | 3286 | return 0; |
4164020e SM |
3287 | } |
3288 | ||
3289 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
ab003dc0 | 3290 | return 0; |
4164020e SM |
3291 | } |
3292 | ||
ab003dc0 SM |
3293 | ctf_field_class_int *int_fc = ctf_field_class_as_int(fc); |
3294 | ||
4164020e SM |
3295 | if (int_fc->mapped_clock_class) { |
3296 | /* Already mapped */ | |
ab003dc0 | 3297 | return 0; |
4164020e SM |
3298 | } |
3299 | ||
3300 | clock_class_count = ctx->ctf_tc->clock_classes->len; | |
3301 | ||
3302 | switch (clock_class_count) { | |
3303 | case 0: | |
3304 | /* | |
3305 | * No clock class exists in the trace at this point. Create an | |
3306 | * implicit one at 1 GHz, named `default`, and use this clock | |
3307 | * class. | |
3308 | */ | |
3309 | clock_class_to_map_to = ctf_clock_class_create(); | |
3310 | BT_ASSERT(clock_class_to_map_to); | |
3311 | clock_class_to_map_to->frequency = UINT64_C(1000000000); | |
3312 | g_string_assign(clock_class_to_map_to->name, "default"); | |
4164020e SM |
3313 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock_class_to_map_to); |
3314 | break; | |
3315 | case 1: | |
3316 | /* | |
3317 | * Only one clock class exists in the trace at this point: use | |
3318 | * this one. | |
3319 | */ | |
3320 | clock_class_to_map_to = (ctf_clock_class *) ctx->ctf_tc->clock_classes->pdata[0]; | |
3321 | break; | |
3322 | default: | |
3323 | /* | |
3324 | * Timestamp field not mapped to a clock class and there's more | |
3325 | * than one clock class in the trace: this is an error. | |
3326 | */ | |
3327 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3328 | "Timestamp field found with no mapped clock class, " | |
3329 | "but there's more than one clock class in the trace at this point."); | |
ab003dc0 | 3330 | return -1; |
4164020e SM |
3331 | } |
3332 | ||
3333 | BT_ASSERT(clock_class_to_map_to); | |
3334 | int_fc->mapped_clock_class = clock_class_to_map_to; | |
56b43721 | 3335 | |
ab003dc0 | 3336 | return 0; |
7bf5af54 | 3337 | } |
56b43721 | 3338 | |
4164020e SM |
3339 | static int auto_map_fields_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3340 | struct ctf_field_class *root_fc, | |
3341 | const char *field_name) | |
7bf5af54 | 3342 | { |
4164020e SM |
3343 | int ret = 0; |
3344 | uint64_t i, count; | |
3345 | struct ctf_field_class_struct *struct_fc = (ctf_field_class_struct *) root_fc; | |
3346 | struct ctf_field_class_variant *var_fc = (ctf_field_class_variant *) root_fc; | |
3347 | ||
3348 | if (!root_fc) { | |
3349 | goto end; | |
3350 | } | |
3351 | ||
3352 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && | |
3353 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3354 | goto end; | |
3355 | } | |
3356 | ||
3357 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3358 | count = struct_fc->members->len; | |
3359 | } else { | |
3360 | count = var_fc->options->len; | |
3361 | } | |
3362 | ||
3363 | for (i = 0; i < count; i++) { | |
3364 | struct ctf_named_field_class *named_fc = NULL; | |
3365 | ||
3366 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3367 | named_fc = ctf_field_class_struct_borrow_member_by_index(struct_fc, i); | |
3368 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3369 | named_fc = ctf_field_class_variant_borrow_option_by_index(var_fc, i); | |
3370 | } else { | |
3371 | bt_common_abort(); | |
3372 | } | |
3373 | ||
3374 | if (strcmp(named_fc->name->str, field_name) == 0) { | |
3375 | ret = auto_map_field_to_trace_clock_class(ctx, named_fc->fc); | |
3376 | if (ret) { | |
3377 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3378 | "Cannot automatically map field to trace's clock class: " | |
3379 | "field-name=\"%s\"", | |
3380 | field_name); | |
3381 | goto end; | |
3382 | } | |
3383 | } | |
3384 | ||
3385 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, field_name); | |
3386 | if (ret) { | |
3387 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3388 | "Cannot automatically map structure or variant field class's fields to trace's clock class: " | |
3389 | "field-name=\"%s\", root-field-name=\"%s\"", | |
3390 | field_name, named_fc->name->str); | |
3391 | goto end; | |
3392 | } | |
3393 | } | |
56b43721 PP |
3394 | |
3395 | end: | |
4164020e | 3396 | return ret; |
56b43721 PP |
3397 | } |
3398 | ||
4164020e SM |
3399 | static int visit_stream_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3400 | struct ctf_stream_class *stream_class, int *set) | |
e98a2d6e | 3401 | { |
4164020e SM |
3402 | int ret = 0; |
3403 | char *left = NULL; | |
3404 | ||
3405 | switch (node->type) { | |
3406 | case NODE_TYPEDEF: | |
3407 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3408 | &node->u.field_class_def.field_class_declarators); | |
3409 | if (ret) { | |
3410 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in stream class."); | |
3411 | goto error; | |
3412 | } | |
3413 | break; | |
3414 | case NODE_TYPEALIAS: | |
3415 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3416 | node->u.field_class_alias.alias); | |
3417 | if (ret) { | |
3418 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3419 | "Cannot add field class alias found in stream class."); | |
3420 | goto error; | |
3421 | } | |
3422 | break; | |
3423 | case NODE_CTF_EXPRESSION: | |
3424 | { | |
3425 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3426 | if (!left) { | |
3427 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3428 | ret = -EINVAL; | |
3429 | goto error; | |
3430 | } | |
3431 | ||
3432 | if (strcmp(left, "id") == 0) { | |
3433 | int64_t id; | |
3434 | ||
3435 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
3436 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "stream declaration"); | |
3437 | ret = -EPERM; | |
3438 | goto error; | |
3439 | } | |
3440 | ||
3441 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
3442 | ||
3443 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
3444 | if (ret || (!ret && id < 0)) { | |
3445 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3446 | node, "Unexpected unary expression for stream class's `id` attribute."); | |
3447 | ret = -EINVAL; | |
3448 | goto error; | |
3449 | } | |
3450 | ||
3451 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, id)) { | |
3452 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3453 | node, "Duplicate stream class (same ID): id=%" PRId64, id); | |
3454 | ret = -EEXIST; | |
3455 | goto error; | |
3456 | } | |
3457 | ||
3458 | stream_class->id = id; | |
3459 | _SET(set, _STREAM_ID_SET); | |
3460 | } else if (strcmp(left, "event.header") == 0) { | |
3461 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
3462 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3463 | "Duplicate `event.header` entry in stream class."); | |
3464 | ret = -EPERM; | |
3465 | goto error; | |
3466 | } | |
3467 | ||
3468 | ret = visit_field_class_specifier_list( | |
3469 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3470 | &stream_class->event_header_fc); | |
3471 | if (ret) { | |
3472 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3473 | node, "Cannot create stream class's event header field class."); | |
3474 | goto error; | |
3475 | } | |
3476 | ||
3477 | BT_ASSERT(stream_class->event_header_fc); | |
3478 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->event_header_fc, | |
3479 | "timestamp"); | |
3480 | if (ret) { | |
3481 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3482 | node, | |
3483 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); | |
3484 | goto error; | |
3485 | } | |
3486 | ||
3487 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3488 | } else if (strcmp(left, "event.context") == 0) { | |
3489 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
3490 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3491 | "Duplicate `event.context` entry in stream class."); | |
3492 | ret = -EPERM; | |
3493 | goto error; | |
3494 | } | |
3495 | ||
3496 | ret = visit_field_class_specifier_list( | |
3497 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3498 | &stream_class->event_common_context_fc); | |
3499 | if (ret) { | |
3500 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3501 | node, "Cannot create stream class's event context field class."); | |
3502 | goto error; | |
3503 | } | |
3504 | ||
3505 | BT_ASSERT(stream_class->event_common_context_fc); | |
3506 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3507 | } else if (strcmp(left, "packet.context") == 0) { | |
3508 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
3509 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3510 | node, "Duplicate `packet.context` entry in stream class."); | |
3511 | ret = -EPERM; | |
3512 | goto error; | |
3513 | } | |
3514 | ||
3515 | ret = visit_field_class_specifier_list( | |
3516 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3517 | &stream_class->packet_context_fc); | |
3518 | if (ret) { | |
3519 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3520 | node, "Cannot create stream class's packet context field class."); | |
3521 | goto error; | |
3522 | } | |
3523 | ||
3524 | BT_ASSERT(stream_class->packet_context_fc); | |
3525 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3526 | "timestamp_begin"); | |
3527 | if (ret) { | |
3528 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3529 | node, | |
3530 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); | |
3531 | goto error; | |
3532 | } | |
3533 | ||
3534 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3535 | "timestamp_end"); | |
3536 | if (ret) { | |
3537 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3538 | node, | |
3539 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); | |
3540 | goto error; | |
3541 | } | |
3542 | ||
3543 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3544 | } else { | |
3545 | _BT_COMP_LOGW_NODE(node, | |
3546 | "Unknown attribute in stream class: " | |
3547 | "attr-name=\"%s\"", | |
3548 | left); | |
3549 | } | |
3550 | ||
3551 | g_free(left); | |
3552 | left = NULL; | |
3553 | break; | |
3554 | } | |
3555 | ||
3556 | default: | |
3557 | ret = -EPERM; | |
3558 | goto error; | |
3559 | } | |
3560 | ||
3561 | return 0; | |
e98a2d6e PP |
3562 | |
3563 | error: | |
4164020e SM |
3564 | g_free(left); |
3565 | return ret; | |
e98a2d6e PP |
3566 | } |
3567 | ||
4164020e | 3568 | static int visit_stream_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3569 | { |
4164020e SM |
3570 | int set = 0; |
3571 | int ret = 0; | |
3572 | struct ctf_node *iter; | |
3573 | struct ctf_stream_class *stream_class = NULL; | |
3574 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; | |
3575 | ||
3576 | if (node->visited) { | |
3577 | goto end; | |
3578 | } | |
3579 | ||
3580 | node->visited = TRUE; | |
3581 | stream_class = ctf_stream_class_create(); | |
3582 | BT_ASSERT(stream_class); | |
3583 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3584 | ||
3585 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3586 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3587 | if (ret) { | |
3588 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3589 | "Cannot visit stream class's entry: " | |
3590 | "ret=%d", | |
3591 | ret); | |
3592 | ctx_pop_scope(ctx); | |
3593 | goto error; | |
3594 | } | |
3595 | } | |
3596 | ||
3597 | ctx_pop_scope(ctx); | |
3598 | ||
3599 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3600 | /* Check that packet header has `stream_id` field */ | |
3601 | struct ctf_named_field_class *named_fc = NULL; | |
3602 | ||
3603 | if (!ctx->ctf_tc->packet_header_fc) { | |
3604 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Stream class has a `id` attribute, " | |
3605 | "but trace has no packet header field class."); | |
3606 | ret = -EINVAL; | |
3607 | goto error; | |
3608 | } | |
3609 | ||
3610 | named_fc = ctf_field_class_struct_borrow_member_by_name( | |
3611 | ctf_field_class_as_struct(ctx->ctf_tc->packet_header_fc), "stream_id"); | |
3612 | if (!named_fc) { | |
3613 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3614 | node, "Stream class has a `id` attribute, " | |
3615 | "but trace's packet header field class has no `stream_id` field."); | |
3616 | ret = -EINVAL; | |
3617 | goto error; | |
3618 | } | |
3619 | ||
3620 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && | |
3621 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
3622 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3623 | node, | |
3624 | "Stream class has a `id` attribute, " | |
3625 | "but trace's packet header field class's `stream_id` field is not an integer field class."); | |
3626 | ret = -EINVAL; | |
3627 | goto error; | |
3628 | } | |
3629 | } else { | |
3630 | /* Allow only _one_ ID-less stream */ | |
3631 | if (ctx->ctf_tc->stream_classes->len != 0) { | |
3632 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3633 | node, | |
3634 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
3635 | ret = -EPERM; | |
3636 | goto error; | |
3637 | } | |
3638 | ||
3639 | /* Automatic ID: 0 */ | |
3640 | stream_class->id = 0; | |
3641 | } | |
3642 | ||
3643 | /* | |
3644 | * Make sure that this stream class's ID is currently unique in | |
3645 | * the trace. | |
3646 | */ | |
3647 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_class->id)) { | |
3648 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate stream class (same ID): id=%" PRId64, | |
3649 | stream_class->id); | |
3650 | ret = -EINVAL; | |
3651 | goto error; | |
3652 | } | |
3653 | ||
3654 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3655 | stream_class = NULL; | |
3656 | goto end; | |
e98a2d6e PP |
3657 | |
3658 | error: | |
4164020e SM |
3659 | ctf_stream_class_destroy(stream_class); |
3660 | stream_class = NULL; | |
e98a2d6e | 3661 | |
1e649dff | 3662 | end: |
4164020e | 3663 | return ret; |
e98a2d6e PP |
3664 | } |
3665 | ||
4164020e SM |
3666 | static int visit_trace_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3667 | int *set) | |
e98a2d6e | 3668 | { |
4164020e SM |
3669 | int ret = 0; |
3670 | char *left = NULL; | |
3671 | uint64_t val; | |
3672 | ||
3673 | switch (node->type) { | |
3674 | case NODE_TYPEDEF: | |
3675 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3676 | &node->u.field_class_def.field_class_declarators); | |
3677 | if (ret) { | |
3678 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3679 | node, "Cannot add field class found in trace (`trace` block)."); | |
3680 | goto error; | |
3681 | } | |
3682 | break; | |
3683 | case NODE_TYPEALIAS: | |
3684 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3685 | node->u.field_class_alias.alias); | |
3686 | if (ret) { | |
3687 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3688 | node, "Cannot add field class alias found in trace (`trace` block)."); | |
3689 | goto error; | |
3690 | } | |
3691 | break; | |
3692 | case NODE_CTF_EXPRESSION: | |
3693 | { | |
3694 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3695 | if (!left) { | |
3696 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3697 | ret = -EINVAL; | |
3698 | goto error; | |
3699 | } | |
3700 | ||
3701 | if (strcmp(left, "major") == 0) { | |
3702 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
3703 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "major", "trace"); | |
3704 | ret = -EPERM; | |
3705 | goto error; | |
3706 | } | |
3707 | ||
3708 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3709 | if (ret) { | |
3710 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3711 | node, "Unexpected unary expression for trace's `major` attribute."); | |
3712 | ret = -EINVAL; | |
3713 | goto error; | |
3714 | } | |
3715 | ||
3716 | if (val != 1) { | |
3717 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3718 | "Invalid trace's `minor` attribute: expecting 1."); | |
3719 | ret = -EINVAL; | |
3720 | goto error; | |
3721 | } | |
3722 | ||
3723 | ctx->ctf_tc->major = val; | |
3724 | _SET(set, _TRACE_MAJOR_SET); | |
3725 | } else if (strcmp(left, "minor") == 0) { | |
3726 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
3727 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "minor", "trace"); | |
3728 | ret = -EPERM; | |
3729 | goto error; | |
3730 | } | |
3731 | ||
3732 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3733 | if (ret) { | |
3734 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3735 | node, "Unexpected unary expression for trace's `minor` attribute."); | |
3736 | ret = -EINVAL; | |
3737 | goto error; | |
3738 | } | |
3739 | ||
3740 | if (val != 8) { | |
3741 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3742 | "Invalid trace's `minor` attribute: expecting 8."); | |
3743 | ret = -EINVAL; | |
3744 | goto error; | |
3745 | } | |
3746 | ||
3747 | ctx->ctf_tc->minor = val; | |
3748 | _SET(set, _TRACE_MINOR_SET); | |
3749 | } else if (strcmp(left, "uuid") == 0) { | |
3750 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
3751 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "uuid", "trace"); | |
3752 | ret = -EPERM; | |
3753 | goto error; | |
3754 | } | |
3755 | ||
3756 | ret = get_unary_uuid(ctx, &node->u.ctf_expression.right, ctx->ctf_tc->uuid); | |
3757 | if (ret) { | |
3758 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid trace's `uuid` attribute."); | |
3759 | goto error; | |
3760 | } | |
3761 | ||
3762 | ctx->ctf_tc->is_uuid_set = true; | |
3763 | _SET(set, _TRACE_UUID_SET); | |
3764 | } else if (strcmp(left, "byte_order") == 0) { | |
3765 | /* Default byte order is already known at this stage */ | |
3766 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
3767 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
3768 | ret = -EPERM; | |
3769 | goto error; | |
3770 | } | |
3771 | ||
3772 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); | |
3773 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
3774 | } else if (strcmp(left, "packet.header") == 0) { | |
3775 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
3776 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `packet.header` entry in trace."); | |
3777 | ret = -EPERM; | |
3778 | goto error; | |
3779 | } | |
3780 | ||
3781 | ret = visit_field_class_specifier_list( | |
3782 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3783 | &ctx->ctf_tc->packet_header_fc); | |
3784 | if (ret) { | |
3785 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3786 | "Cannot create trace's packet header field class."); | |
3787 | goto error; | |
3788 | } | |
3789 | ||
3790 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); | |
3791 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
3792 | } else { | |
3793 | _BT_COMP_LOGW_NODE(node, | |
3794 | "Unknown attribute in stream class: " | |
3795 | "attr-name=\"%s\"", | |
3796 | left); | |
3797 | } | |
3798 | ||
3799 | g_free(left); | |
3800 | left = NULL; | |
3801 | break; | |
3802 | } | |
3803 | default: | |
3804 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unknown expression in trace."); | |
3805 | ret = -EINVAL; | |
3806 | goto error; | |
3807 | } | |
3808 | ||
3809 | return 0; | |
e98a2d6e PP |
3810 | |
3811 | error: | |
4164020e SM |
3812 | g_free(left); |
3813 | return ret; | |
e98a2d6e PP |
3814 | } |
3815 | ||
4164020e | 3816 | static int visit_trace_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3817 | { |
4164020e SM |
3818 | int ret = 0; |
3819 | int set = 0; | |
3820 | struct ctf_node *iter; | |
3821 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3822 | ||
3823 | if (node->visited) { | |
3824 | goto end; | |
3825 | } | |
3826 | ||
3827 | node->visited = TRUE; | |
3828 | ||
3829 | if (ctx->is_trace_visited) { | |
3830 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
3831 | ret = -EEXIST; | |
3832 | goto error; | |
3833 | } | |
3834 | ||
3835 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3836 | ||
3837 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3838 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3839 | if (ret) { | |
3840 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3841 | "Cannot visit trace's entry (`trace` block): " | |
3842 | "ret=%d", | |
3843 | ret); | |
3844 | ctx_pop_scope(ctx); | |
3845 | goto error; | |
3846 | } | |
3847 | } | |
3848 | ||
3849 | ctx_pop_scope(ctx); | |
3850 | ||
3851 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
3852 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3853 | "Missing `major` attribute in trace (`trace` block)."); | |
3854 | ret = -EPERM; | |
3855 | goto error; | |
3856 | } | |
3857 | ||
3858 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
3859 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3860 | "Missing `minor` attribute in trace (`trace` block)."); | |
3861 | ret = -EPERM; | |
3862 | goto error; | |
3863 | } | |
3864 | ||
3865 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
3866 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3867 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
3868 | ret = -EPERM; | |
3869 | goto error; | |
3870 | } | |
3871 | ||
3872 | ctx->is_trace_visited = true; | |
e98a2d6e PP |
3873 | |
3874 | end: | |
4164020e | 3875 | return 0; |
e98a2d6e PP |
3876 | |
3877 | error: | |
4164020e | 3878 | return ret; |
e98a2d6e PP |
3879 | } |
3880 | ||
4164020e | 3881 | static int visit_env(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3882 | { |
4164020e SM |
3883 | int ret = 0; |
3884 | char *left = NULL; | |
3885 | struct ctf_node *entry_node; | |
3886 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
3887 | ||
3888 | if (node->visited) { | |
3889 | goto end; | |
3890 | } | |
3891 | ||
3892 | node->visited = TRUE; | |
3893 | ||
3894 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
3895 | struct bt_list_head *right_head = &entry_node->u.ctf_expression.right; | |
3896 | ||
3897 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
3898 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
3899 | "Wrong expression in environment entry: " | |
3900 | "node-type=%d", | |
3901 | entry_node->type); | |
3902 | ret = -EPERM; | |
3903 | goto error; | |
3904 | } | |
3905 | ||
3906 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
3907 | if (!left) { | |
3908 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot get environment entry's name."); | |
3909 | ret = -EINVAL; | |
3910 | goto error; | |
3911 | } | |
3912 | ||
3913 | if (is_unary_string(right_head)) { | |
3914 | char *right = ctf_ast_concatenate_unary_strings(right_head); | |
3915 | ||
3916 | if (!right) { | |
3917 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3918 | entry_node, | |
3919 | "Unexpected unary expression for environment entry's value: " | |
3920 | "name=\"%s\"", | |
3921 | left); | |
3922 | ret = -EINVAL; | |
3923 | goto error; | |
3924 | } | |
3925 | ||
3926 | if (strcmp(left, "tracer_name") == 0) { | |
3927 | if (strncmp(right, "lttng", 5) == 0) { | |
3928 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " | |
3929 | "tracer-name=\"%s\"", | |
3930 | left, right); | |
3931 | ctx->is_lttng = true; | |
3932 | } | |
3933 | } | |
3934 | ||
3935 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
3936 | right, 0); | |
3937 | g_free(right); | |
3938 | } else if (is_unary_unsigned(right_head) || is_unary_signed(right_head)) { | |
3939 | int64_t v; | |
3940 | ||
3941 | if (is_unary_unsigned(right_head)) { | |
3942 | ret = get_unary_unsigned(ctx, right_head, (uint64_t *) &v); | |
3943 | } else { | |
3944 | ret = get_unary_signed(right_head, &v); | |
3945 | } | |
3946 | if (ret) { | |
3947 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3948 | entry_node, | |
3949 | "Unexpected unary expression for environment entry's value: " | |
3950 | "name=\"%s\"", | |
3951 | left); | |
3952 | ret = -EINVAL; | |
3953 | goto error; | |
3954 | } | |
3955 | ||
3956 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
3957 | NULL, v); | |
3958 | } else { | |
3959 | _BT_COMP_LOGW_NODE(entry_node, | |
3960 | "Environment entry has unknown type: " | |
3961 | "name=\"%s\"", | |
3962 | left); | |
3963 | } | |
3964 | ||
3965 | g_free(left); | |
3966 | left = NULL; | |
3967 | } | |
e98a2d6e PP |
3968 | |
3969 | end: | |
4164020e | 3970 | return 0; |
e98a2d6e PP |
3971 | |
3972 | error: | |
4164020e SM |
3973 | g_free(left); |
3974 | return ret; | |
e98a2d6e PP |
3975 | } |
3976 | ||
4164020e | 3977 | static int set_trace_byte_order(struct ctf_visitor_generate_ir *ctx, struct ctf_node *trace_node) |
e98a2d6e | 3978 | { |
4164020e SM |
3979 | int ret = 0; |
3980 | int set = 0; | |
3981 | char *left = NULL; | |
3982 | struct ctf_node *node; | |
3983 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
3984 | ||
3985 | bt_list_for_each_entry (node, decl_list, siblings) { | |
3986 | if (node->type == NODE_CTF_EXPRESSION) { | |
3987 | struct ctf_node *right_node; | |
3988 | ||
3989 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3990 | if (!left) { | |
3991 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3992 | ret = -EINVAL; | |
3993 | goto error; | |
3994 | } | |
3995 | ||
3996 | if (strcmp(left, "byte_order") == 0) { | |
3997 | enum ctf_byte_order bo; | |
3998 | ||
3999 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4000 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
4001 | ret = -EPERM; | |
4002 | goto error; | |
4003 | } | |
4004 | ||
4005 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4006 | right_node = | |
4007 | _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings); | |
4008 | bo = byte_order_from_unary_expr(ctx, right_node); | |
4009 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { | |
4010 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4011 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4012 | "expecting `le`, `be`, or `network`."); | |
4013 | ret = -EINVAL; | |
4014 | goto error; | |
4015 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { | |
4016 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4017 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4018 | "cannot be set to `native` here."); | |
4019 | ret = -EPERM; | |
4020 | goto error; | |
4021 | } | |
4022 | ||
4023 | ctx->ctf_tc->default_byte_order = bo; | |
4024 | } | |
4025 | ||
4026 | g_free(left); | |
4027 | left = NULL; | |
4028 | } | |
4029 | } | |
4030 | ||
4031 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4032 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(trace_node, | |
4033 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
4034 | ret = -EINVAL; | |
4035 | goto error; | |
4036 | } | |
4037 | ||
4038 | return 0; | |
e98a2d6e PP |
4039 | |
4040 | error: | |
4164020e SM |
4041 | g_free(left); |
4042 | return ret; | |
e98a2d6e PP |
4043 | } |
4044 | ||
4164020e SM |
4045 | static int visit_clock_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
4046 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, | |
4047 | uint64_t *offset_cycles) | |
e98a2d6e | 4048 | { |
4164020e SM |
4049 | int ret = 0; |
4050 | char *left = NULL; | |
4051 | ||
4052 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
4053 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
4054 | entry_node->type); | |
4055 | ret = -EPERM; | |
4056 | goto error; | |
4057 | } | |
4058 | ||
4059 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4060 | if (!left) { | |
4061 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot concatenate unary strings."); | |
4062 | ret = -EINVAL; | |
4063 | goto error; | |
4064 | } | |
4065 | ||
4066 | if (strcmp(left, "name") == 0) { | |
4067 | char *right; | |
4068 | ||
4069 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
4070 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "name", "clock class"); | |
4071 | ret = -EPERM; | |
4072 | goto error; | |
4073 | } | |
4074 | ||
4075 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4076 | if (!right) { | |
4077 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4078 | entry_node, "Unexpected unary expression for clock class's `name` attribute."); | |
4079 | ret = -EINVAL; | |
4080 | goto error; | |
4081 | } | |
4082 | ||
4083 | g_string_assign(clock->name, right); | |
4084 | g_free(right); | |
4085 | _SET(set, _CLOCK_NAME_SET); | |
4086 | } else if (strcmp(left, "uuid") == 0) { | |
4087 | bt_uuid_t uuid; | |
4088 | ||
4089 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
4090 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "uuid", "clock class"); | |
4091 | ret = -EPERM; | |
4092 | goto error; | |
4093 | } | |
4094 | ||
4095 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, uuid); | |
4096 | if (ret) { | |
4097 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Invalid clock class's `uuid` attribute."); | |
4098 | goto error; | |
4099 | } | |
4100 | ||
4101 | clock->has_uuid = true; | |
4102 | bt_uuid_copy(clock->uuid, uuid); | |
4103 | _SET(set, _CLOCK_UUID_SET); | |
4104 | } else if (strcmp(left, "description") == 0) { | |
4105 | char *right; | |
4106 | ||
4107 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
4108 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "description", "clock class"); | |
4109 | ret = -EPERM; | |
4110 | goto error; | |
4111 | } | |
4112 | ||
4113 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4114 | if (!right) { | |
4115 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4116 | entry_node, | |
4117 | "Unexpected unary expression for clock class's `description` attribute."); | |
4118 | ret = -EINVAL; | |
4119 | goto error; | |
4120 | } | |
4121 | ||
4122 | g_string_assign(clock->description, right); | |
4123 | g_free(right); | |
4124 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4125 | } else if (strcmp(left, "freq") == 0) { | |
4126 | uint64_t freq = UINT64_C(-1); | |
4127 | ||
4128 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
4129 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "freq", "clock class"); | |
4130 | ret = -EPERM; | |
4131 | goto error; | |
4132 | } | |
4133 | ||
4134 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &freq); | |
4135 | if (ret) { | |
4136 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4137 | entry_node, "Unexpected unary expression for clock class's `freq` attribute."); | |
4138 | ret = -EINVAL; | |
4139 | goto error; | |
4140 | } | |
4141 | ||
4142 | if (freq == UINT64_C(-1) || freq == 0) { | |
4143 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
4144 | "Invalid clock class frequency: freq=%" PRIu64, freq); | |
4145 | ret = -EINVAL; | |
4146 | goto error; | |
4147 | } | |
4148 | ||
4149 | clock->frequency = freq; | |
4150 | _SET(set, _CLOCK_FREQ_SET); | |
4151 | } else if (strcmp(left, "precision") == 0) { | |
4152 | uint64_t precision; | |
4153 | ||
4154 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
4155 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "precision", "clock class"); | |
4156 | ret = -EPERM; | |
4157 | goto error; | |
4158 | } | |
4159 | ||
4160 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &precision); | |
4161 | if (ret) { | |
4162 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4163 | entry_node, "Unexpected unary expression for clock class's `precision` attribute."); | |
4164 | ret = -EINVAL; | |
4165 | goto error; | |
4166 | } | |
4167 | ||
4168 | clock->precision = precision; | |
4169 | _SET(set, _CLOCK_PRECISION_SET); | |
4170 | } else if (strcmp(left, "offset_s") == 0) { | |
4171 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
4172 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset_s", "clock class"); | |
4173 | ret = -EPERM; | |
4174 | goto error; | |
4175 | } | |
4176 | ||
4177 | ret = get_unary_signed(&entry_node->u.ctf_expression.right, offset_seconds); | |
4178 | if (ret) { | |
4179 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4180 | entry_node, "Unexpected unary expression for clock class's `offset_s` attribute."); | |
4181 | ret = -EINVAL; | |
4182 | goto error; | |
4183 | } | |
4184 | ||
4185 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4186 | } else if (strcmp(left, "offset") == 0) { | |
4187 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
4188 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset", "clock class"); | |
4189 | ret = -EPERM; | |
4190 | goto error; | |
4191 | } | |
4192 | ||
4193 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, offset_cycles); | |
4194 | if (ret) { | |
4195 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4196 | entry_node, "Unexpected unary expression for clock class's `offset` attribute."); | |
4197 | ret = -EINVAL; | |
4198 | goto error; | |
4199 | } | |
4200 | ||
4201 | _SET(set, _CLOCK_OFFSET_SET); | |
4202 | } else if (strcmp(left, "absolute") == 0) { | |
4203 | struct ctf_node *right; | |
4204 | ||
4205 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
4206 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "absolute", "clock class"); | |
4207 | ret = -EPERM; | |
4208 | goto error; | |
4209 | } | |
4210 | ||
4211 | right = | |
4212 | _BT_LIST_FIRST_ENTRY(&entry_node->u.ctf_expression.right, struct ctf_node, siblings); | |
4213 | ret = get_boolean(ctx, right); | |
4214 | if (ret < 0) { | |
4215 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4216 | entry_node, "Unexpected unary expression for clock class's `absolute` attribute."); | |
4217 | ret = -EINVAL; | |
4218 | goto error; | |
4219 | } | |
4220 | ||
4221 | clock->is_absolute = ret; | |
4222 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4223 | } else { | |
4224 | _BT_COMP_LOGW_NODE(entry_node, "Unknown attribute in clock class: attr-name=\"%s\"", left); | |
4225 | } | |
4226 | ||
4227 | g_free(left); | |
4228 | left = NULL; | |
4229 | return 0; | |
e98a2d6e PP |
4230 | |
4231 | error: | |
4164020e SM |
4232 | g_free(left); |
4233 | return ret; | |
e98a2d6e PP |
4234 | } |
4235 | ||
4164020e | 4236 | static inline uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) |
92540773 | 4237 | { |
4164020e | 4238 | uint64_t cycles; |
92540773 | 4239 | |
4164020e SM |
4240 | /* 1GHz */ |
4241 | if (frequency == UINT64_C(1000000000)) { | |
4242 | cycles = ns; | |
4243 | } else { | |
4244 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4245 | } | |
92540773 | 4246 | |
4164020e | 4247 | return cycles; |
92540773 JD |
4248 | } |
4249 | ||
4164020e SM |
4250 | static void calibrate_clock_class_offsets(int64_t *offset_seconds, uint64_t *offset_cycles, |
4251 | uint64_t freq) | |
44c440bc | 4252 | { |
4164020e SM |
4253 | if (*offset_cycles >= freq) { |
4254 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
44c440bc | 4255 | |
4164020e SM |
4256 | *offset_seconds += (int64_t) s_in_offset_cycles; |
4257 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4258 | } | |
44c440bc PP |
4259 | } |
4260 | ||
4164020e SM |
4261 | static void apply_clock_class_is_absolute(struct ctf_visitor_generate_ir *ctx, |
4262 | struct ctf_clock_class *clock) | |
c0aa240b | 4263 | { |
4164020e SM |
4264 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { |
4265 | clock->is_absolute = true; | |
4266 | } | |
c0aa240b | 4267 | |
4164020e | 4268 | return; |
c0aa240b FD |
4269 | } |
4270 | ||
4164020e SM |
4271 | static void apply_clock_class_offset(struct ctf_visitor_generate_ir *ctx, |
4272 | struct ctf_clock_class *clock) | |
92540773 | 4273 | { |
4164020e SM |
4274 | uint64_t freq; |
4275 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; | |
4276 | uint64_t offset_ns_to_apply; | |
4277 | int64_t cur_offset_s; | |
4278 | uint64_t cur_offset_cycles; | |
4279 | ||
4280 | if (ctx->decoder_config.clock_class_offset_s == 0 && | |
4281 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
4282 | goto end; | |
4283 | } | |
4284 | ||
4285 | /* Transfer nanoseconds to seconds as much as possible */ | |
4286 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4287 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4288 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4289 | const int64_t extra_s = -abs_extra_s; | |
4290 | const int64_t offset_ns = | |
4291 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4292 | ||
4293 | BT_ASSERT(offset_ns > 0); | |
4294 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4295 | offset_s_to_apply += extra_s; | |
4296 | } else { | |
4297 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / INT64_C(1000000000); | |
4298 | const int64_t offset_ns = | |
4299 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4300 | ||
4301 | BT_ASSERT(offset_ns >= 0); | |
4302 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4303 | offset_s_to_apply += extra_s; | |
4304 | } | |
4305 | ||
4306 | freq = clock->frequency; | |
4307 | cur_offset_s = clock->offset_seconds; | |
4308 | cur_offset_cycles = clock->offset_cycles; | |
4309 | ||
4310 | /* Apply offsets */ | |
4311 | cur_offset_s += offset_s_to_apply; | |
4312 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4313 | ||
4314 | /* | |
4315 | * Recalibrate offsets because the part in cycles can be greater | |
4316 | * than the frequency at this point. | |
4317 | */ | |
4318 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4319 | ||
4320 | /* Set final offsets */ | |
4321 | clock->offset_seconds = cur_offset_s; | |
4322 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4323 | |
4324 | end: | |
4164020e | 4325 | return; |
92540773 JD |
4326 | } |
4327 | ||
4164020e | 4328 | static int visit_clock_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *clock_node) |
e98a2d6e | 4329 | { |
4164020e SM |
4330 | int ret = 0; |
4331 | int set = 0; | |
4332 | struct ctf_clock_class *clock; | |
4333 | struct ctf_node *entry_node; | |
4334 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
4335 | const char *clock_class_name; | |
4336 | int64_t offset_seconds = 0; | |
4337 | uint64_t offset_cycles = 0; | |
4338 | uint64_t freq; | |
4339 | ||
4340 | if (clock_node->visited) { | |
4341 | return 0; | |
4342 | } | |
4343 | ||
4344 | clock_node->visited = TRUE; | |
4345 | ||
4346 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
4347 | clock = ctf_clock_class_create(); | |
4348 | if (!clock) { | |
4349 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Cannot create default clock class."); | |
4350 | ret = -ENOMEM; | |
4351 | goto end; | |
4352 | } | |
4353 | ||
4354 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
4355 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, &offset_seconds, &offset_cycles); | |
4356 | if (ret) { | |
4357 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot visit clock class's entry: ret=%d", | |
4358 | ret); | |
4359 | goto end; | |
4360 | } | |
4361 | } | |
4362 | ||
4363 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
4364 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Missing `name` attribute in clock class."); | |
4365 | ret = -EPERM; | |
4366 | goto end; | |
4367 | } | |
4368 | ||
4369 | clock_class_name = clock->name->str; | |
4370 | BT_ASSERT(clock_class_name); | |
4371 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4372 | /* | |
4373 | * Old versions of LTTng forgot to set its clock class | |
4374 | * as absolute, even if it is. This is important because | |
4375 | * it's a condition to be able to sort messages | |
4376 | * from different sources. | |
4377 | */ | |
4378 | clock->is_absolute = true; | |
4379 | } | |
4380 | ||
4381 | /* | |
4382 | * Adjust offsets so that the part in cycles is less than the | |
4383 | * frequency (move to the part in seconds). | |
4384 | */ | |
4385 | freq = clock->frequency; | |
4386 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); | |
4387 | BT_ASSERT(offset_cycles < clock->frequency); | |
4388 | clock->offset_seconds = offset_seconds; | |
4389 | clock->offset_cycles = offset_cycles; | |
4390 | apply_clock_class_offset(ctx, clock); | |
4391 | apply_clock_class_is_absolute(ctx, clock); | |
4392 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); | |
4393 | clock = NULL; | |
e98a2d6e | 4394 | |
44c440bc | 4395 | end: |
4164020e SM |
4396 | if (clock) { |
4397 | ctf_clock_class_destroy(clock); | |
4398 | } | |
0f2d58c9 | 4399 | |
4164020e | 4400 | return ret; |
e98a2d6e PP |
4401 | } |
4402 | ||
4164020e | 4403 | static int visit_root_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *root_decl_node) |
e98a2d6e | 4404 | { |
4164020e SM |
4405 | int ret = 0; |
4406 | ||
4407 | if (root_decl_node->visited) { | |
4408 | goto end; | |
4409 | } | |
4410 | ||
4411 | root_decl_node->visited = TRUE; | |
4412 | ||
4413 | switch (root_decl_node->type) { | |
4414 | case NODE_TYPEDEF: | |
4415 | ret = | |
4416 | visit_field_class_def(ctx, root_decl_node->u.field_class_def.field_class_specifier_list, | |
4417 | &root_decl_node->u.field_class_def.field_class_declarators); | |
4418 | if (ret) { | |
4419 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4420 | "Cannot add field class found in root scope."); | |
4421 | goto end; | |
4422 | } | |
4423 | break; | |
4424 | case NODE_TYPEALIAS: | |
4425 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, | |
4426 | root_decl_node->u.field_class_alias.alias); | |
4427 | if (ret) { | |
4428 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4429 | "Cannot add field class alias found in root scope."); | |
4430 | goto end; | |
4431 | } | |
4432 | break; | |
4433 | case NODE_TYPE_SPECIFIER_LIST: | |
4434 | { | |
4435 | struct ctf_field_class *decl = NULL; | |
4436 | ||
4437 | /* | |
4438 | * Just add the field class specifier to the root | |
4439 | * declaration scope. Put local reference. | |
4440 | */ | |
4441 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); | |
4442 | if (ret) { | |
4443 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4444 | "Cannot visit root scope's field class: " | |
4445 | "ret=%d", | |
4446 | ret); | |
4447 | BT_ASSERT(!decl); | |
4448 | goto end; | |
4449 | } | |
4450 | ||
4451 | ctf_field_class_destroy(decl); | |
4452 | decl = NULL; | |
4453 | break; | |
4454 | } | |
4455 | default: | |
4456 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, "Unexpected node type: node-type=%d", | |
4457 | root_decl_node->type); | |
4458 | ret = -EPERM; | |
4459 | goto end; | |
4460 | } | |
e98a2d6e PP |
4461 | |
4462 | end: | |
4164020e | 4463 | return ret; |
e98a2d6e PP |
4464 | } |
4465 | ||
4164020e SM |
4466 | struct ctf_visitor_generate_ir * |
4467 | ctf_visitor_generate_ir_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 4468 | { |
4164020e | 4469 | struct ctf_visitor_generate_ir *ctx = NULL; |
e98a2d6e | 4470 | |
4164020e SM |
4471 | /* Create visitor's context */ |
4472 | ctx = ctx_create(decoder_config); | |
4473 | if (!ctx) { | |
4474 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
4475 | "Cannot create visitor's context."); | |
4476 | goto error; | |
4477 | } | |
e98a2d6e | 4478 | |
4164020e | 4479 | goto end; |
1e649dff PP |
4480 | |
4481 | error: | |
4164020e SM |
4482 | ctx_destroy(ctx); |
4483 | ctx = NULL; | |
1e649dff PP |
4484 | |
4485 | end: | |
4164020e | 4486 | return ctx; |
1e649dff PP |
4487 | } |
4488 | ||
1e649dff PP |
4489 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) |
4490 | { | |
4164020e | 4491 | ctx_destroy(visitor); |
1e649dff PP |
4492 | } |
4493 | ||
4164020e | 4494 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class(struct ctf_visitor_generate_ir *ctx) |
1e649dff | 4495 | { |
4164020e | 4496 | BT_ASSERT_DBG(ctx); |
41693723 | 4497 | |
4164020e SM |
4498 | if (ctx->trace_class) { |
4499 | bt_trace_class_get_ref(ctx->trace_class); | |
4500 | } | |
41693723 | 4501 | |
4164020e | 4502 | return ctx->trace_class; |
1e649dff PP |
4503 | } |
4504 | ||
4164020e SM |
4505 | struct ctf_trace_class * |
4506 | ctf_visitor_generate_ir_borrow_ctf_trace_class(struct ctf_visitor_generate_ir *ctx) | |
44c440bc | 4507 | { |
4164020e SM |
4508 | BT_ASSERT_DBG(ctx); |
4509 | BT_ASSERT_DBG(ctx->ctf_tc); | |
4510 | return ctx->ctf_tc; | |
44c440bc PP |
4511 | } |
4512 | ||
4164020e | 4513 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
1e649dff | 4514 | { |
4164020e SM |
4515 | int ret = 0; |
4516 | ||
4517 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); | |
4518 | ||
4519 | switch (node->type) { | |
4520 | case NODE_ROOT: | |
4521 | { | |
4522 | struct ctf_node *iter; | |
4523 | bool got_trace_decl = false; | |
4524 | ||
4525 | /* | |
4526 | * The first thing we need is the native byte order of | |
4527 | * the trace block, because early class aliases can have | |
4528 | * a `byte_order` attribute set to `native`. If we don't | |
4529 | * have the native byte order yet, and we don't have any | |
4530 | * trace block yet, then fail with EINCOMPLETE. | |
4531 | */ | |
4532 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
4533 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4534 | if (got_trace_decl) { | |
4535 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
4536 | ret = -1; | |
4537 | goto end; | |
4538 | } | |
4539 | ||
4540 | ret = set_trace_byte_order(ctx, iter); | |
4541 | if (ret) { | |
4542 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
4543 | "Cannot set trace's native byte order: " | |
4544 | "ret=%d", | |
4545 | ret); | |
4546 | goto end; | |
4547 | } | |
4548 | ||
4549 | got_trace_decl = true; | |
4550 | } | |
4551 | ||
4552 | if (!got_trace_decl) { | |
4553 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); | |
4554 | ret = -EINCOMPLETE; | |
4555 | goto end; | |
4556 | } | |
4557 | } | |
4558 | ||
4559 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || | |
4560 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
4561 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4562 | ||
4563 | /* Environment */ | |
4564 | bt_list_for_each_entry (iter, &node->u.root.env, siblings) { | |
4565 | ret = visit_env(ctx, iter); | |
4566 | if (ret) { | |
4567 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4568 | iter, | |
4569 | "Cannot visit trace's environment (`env` block) entry: " | |
4570 | "ret=%d", | |
4571 | ret); | |
4572 | goto end; | |
4573 | } | |
4574 | } | |
4575 | ||
4576 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4577 | ||
4578 | /* | |
4579 | * Visit clock blocks. | |
4580 | */ | |
4581 | bt_list_for_each_entry (iter, &node->u.root.clock, siblings) { | |
4582 | ret = visit_clock_decl(ctx, iter); | |
4583 | if (ret) { | |
4584 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit clock class: ret=%d", ret); | |
4585 | goto end; | |
4586 | } | |
4587 | } | |
4588 | ||
4589 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4590 | ||
4591 | /* | |
4592 | * Visit root declarations next, as they can be used by any | |
4593 | * following entity. | |
4594 | */ | |
4595 | bt_list_for_each_entry (iter, &node->u.root.declaration_list, siblings) { | |
4596 | ret = visit_root_decl(ctx, iter); | |
4597 | if (ret) { | |
4598 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit root entry: ret=%d", ret); | |
4599 | goto end; | |
4600 | } | |
4601 | } | |
4602 | ||
4603 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4604 | ||
4605 | /* Callsite blocks are not supported */ | |
4606 | bt_list_for_each_entry (iter, &node->u.root.callsite, siblings) { | |
4607 | _BT_COMP_LOGW_NODE(iter, "\"callsite\" blocks are not supported as of this version."); | |
4608 | } | |
4609 | ||
4610 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4611 | ||
4612 | /* Trace */ | |
4613 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4614 | ret = visit_trace_decl(ctx, iter); | |
4615 | if (ret) { | |
4616 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
4617 | "Cannot visit trace (`trace` block): " | |
4618 | "ret=%d", | |
4619 | ret); | |
4620 | goto end; | |
4621 | } | |
4622 | } | |
4623 | ||
4624 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4625 | ||
4626 | /* Streams */ | |
4627 | bt_list_for_each_entry (iter, &node->u.root.stream, siblings) { | |
4628 | ret = visit_stream_decl(ctx, iter); | |
4629 | if (ret) { | |
4630 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit stream class: ret=%d", ret); | |
4631 | goto end; | |
4632 | } | |
4633 | } | |
4634 | ||
4635 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4636 | ||
4637 | /* Events */ | |
4638 | bt_list_for_each_entry (iter, &node->u.root.event, siblings) { | |
4639 | ret = visit_event_decl(ctx, iter); | |
4640 | if (ret) { | |
4641 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit event class: ret=%d", ret); | |
4642 | goto end; | |
4643 | } | |
4644 | } | |
4645 | ||
4646 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4647 | break; | |
4648 | } | |
4649 | default: | |
4650 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected node type: node-type=%d", node->type); | |
4651 | ret = -EINVAL; | |
4652 | goto end; | |
4653 | } | |
4654 | ||
4655 | /* Update default clock classes */ | |
4656 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4657 | if (ret) { | |
4658 | ret = -EINVAL; | |
4659 | goto end; | |
4660 | } | |
4661 | ||
4662 | /* Update trace class meanings */ | |
4663 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4664 | if (ret) { | |
4665 | ret = -EINVAL; | |
4666 | goto end; | |
4667 | } | |
4668 | ||
4669 | /* Update stream class configuration */ | |
4670 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4671 | if (ret) { | |
4672 | ret = -EINVAL; | |
4673 | goto end; | |
4674 | } | |
4675 | ||
4676 | /* Update text arrays and sequences */ | |
4677 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4678 | if (ret) { | |
4679 | ret = -EINVAL; | |
4680 | goto end; | |
4681 | } | |
4682 | ||
4683 | /* Update structure/array/sequence alignments */ | |
4684 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4685 | if (ret) { | |
4686 | ret = -EINVAL; | |
4687 | goto end; | |
4688 | } | |
4689 | ||
4690 | /* Resolve sequence lengths and variant tags */ | |
4691 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4692 | if (ret) { | |
4693 | ret = -EINVAL; | |
4694 | goto end; | |
4695 | } | |
4696 | ||
4697 | if (ctx->trace_class) { | |
4698 | /* | |
4699 | * Update "in IR" for field classes. | |
4700 | * | |
4701 | * If we have no IR trace class, then we'll have no way | |
4702 | * to create IR fields anyway, so we leave all the | |
4703 | * `in_ir` members false. | |
4704 | */ | |
4705 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4706 | if (ret) { | |
4707 | ret = -EINVAL; | |
4708 | goto end; | |
4709 | } | |
4710 | } | |
4711 | ||
4712 | /* Update saved value indexes */ | |
4713 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
4714 | if (ret) { | |
4715 | ret = -EINVAL; | |
4716 | goto end; | |
4717 | } | |
4718 | ||
4719 | /* Validate what we have so far */ | |
4720 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); | |
4721 | if (ret) { | |
4722 | ret = -EINVAL; | |
4723 | goto end; | |
4724 | } | |
4725 | ||
4726 | /* | |
4727 | * If there are fields which are not related to the CTF format | |
4728 | * itself in the packet header and in event header field | |
4729 | * classes, warn about it because they are never translated. | |
4730 | */ | |
4731 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, &ctx->log_cfg); | |
4732 | ||
4733 | if (ctx->trace_class) { | |
4734 | /* Copy new CTF metadata -> new IR metadata */ | |
4735 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, ctx->trace_class, ctx->ctf_tc); | |
4736 | if (ret) { | |
4737 | ret = -EINVAL; | |
4738 | goto end; | |
4739 | } | |
4740 | } | |
e98a2d6e | 4741 | |
1e649dff | 4742 | end: |
4164020e | 4743 | return ret; |
e98a2d6e | 4744 | } |