Commit | Line | Data |
---|---|---|
e98a2d6e | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
e98a2d6e | 3 | * |
0235b0db MJ |
4 | * Copyright 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
5 | * Copyright 2015-2018 Philippe Proulx <philippe.proulx@efficios.com> | |
e98a2d6e | 6 | * |
0235b0db | 7 | * Common Trace Format metadata visitor (generates CTF IR objects). |
e98a2d6e PP |
8 | */ |
9 | ||
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 | 188 | /* Trace IR trace class being filled (owned by this) */ |
afb0f12b | 189 | bt_trace_class *trace_class = nullptr; |
e98a2d6e | 190 | |
4164020e | 191 | /* CTF meta trace being filled (owned by this) */ |
afb0f12b | 192 | struct ctf_trace_class *ctf_tc = nullptr; |
44c440bc | 193 | |
4164020e | 194 | /* Current declaration scope (top of the stack) (owned by this) */ |
afb0f12b | 195 | struct ctx_decl_scope *current_scope = nullptr; |
e98a2d6e | 196 | |
4164020e | 197 | /* True if trace declaration is visited */ |
afb0f12b | 198 | bool is_trace_visited = false; |
e98a2d6e | 199 | |
4164020e | 200 | /* True if this is an LTTng trace */ |
afb0f12b | 201 | bool is_lttng = false; |
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 | |
afb0f12b | 515 | delete 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 | BT_ASSERT(decoder_config); |
531 | ||
afb0f12b | 532 | ctf_visitor_generate_ir *ctx = new ctf_visitor_generate_ir; |
4164020e SM |
533 | ctx->log_cfg.log_level = decoder_config->log_level; |
534 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
535 | ctx->log_cfg.self_comp_class = decoder_config->self_comp_class; | |
536 | ||
537 | if (decoder_config->self_comp) { | |
538 | ctx->trace_class = bt_trace_class_create(decoder_config->self_comp); | |
539 | if (!ctx->trace_class) { | |
540 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create empty trace class."); | |
541 | goto error; | |
542 | } | |
543 | } | |
544 | ||
545 | ctx->ctf_tc = ctf_trace_class_create(); | |
546 | if (!ctx->ctf_tc) { | |
547 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create CTF trace class."); | |
548 | goto error; | |
549 | } | |
550 | ||
551 | /* Root declaration scope */ | |
552 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); | |
553 | if (!ctx->current_scope) { | |
554 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
555 | goto error; | |
556 | } | |
557 | ||
558 | ctx->decoder_config = *decoder_config; | |
559 | goto end; | |
e98a2d6e PP |
560 | |
561 | error: | |
4164020e SM |
562 | ctx_destroy(ctx); |
563 | ctx = NULL; | |
44c440bc PP |
564 | |
565 | end: | |
4164020e | 566 | return ctx; |
e98a2d6e PP |
567 | } |
568 | ||
e98a2d6e PP |
569 | /** |
570 | * Pushes a new declaration scope on top of a visitor context's | |
571 | * declaration scope stack. | |
572 | * | |
573 | * @param ctx Visitor context | |
574 | * @returns 0 on success, or a negative value on error | |
575 | */ | |
4164020e | 576 | static int ctx_push_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 577 | { |
4164020e SM |
578 | int ret = 0; |
579 | struct ctx_decl_scope *new_scope; | |
e98a2d6e | 580 | |
4164020e SM |
581 | BT_ASSERT(ctx); |
582 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); | |
583 | if (!new_scope) { | |
584 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
585 | ret = -ENOMEM; | |
586 | goto end; | |
587 | } | |
e98a2d6e | 588 | |
4164020e | 589 | ctx->current_scope = new_scope; |
e98a2d6e PP |
590 | |
591 | end: | |
4164020e | 592 | return ret; |
e98a2d6e PP |
593 | } |
594 | ||
4164020e | 595 | static void ctx_pop_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 596 | { |
4164020e | 597 | struct ctx_decl_scope *parent_scope = NULL; |
e98a2d6e | 598 | |
4164020e | 599 | BT_ASSERT(ctx); |
e98a2d6e | 600 | |
4164020e SM |
601 | if (!ctx->current_scope) { |
602 | goto end; | |
603 | } | |
e98a2d6e | 604 | |
4164020e SM |
605 | parent_scope = ctx->current_scope->parent_scope; |
606 | ctx_decl_scope_destroy(ctx->current_scope); | |
607 | ctx->current_scope = parent_scope; | |
e98a2d6e PP |
608 | |
609 | end: | |
4164020e | 610 | return; |
e98a2d6e PP |
611 | } |
612 | ||
4164020e SM |
613 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
614 | struct ctf_node *ts_list, | |
615 | struct ctf_field_class **decl); | |
e98a2d6e | 616 | |
4164020e | 617 | static int is_unary_string(struct bt_list_head *head) |
e98a2d6e | 618 | { |
4164020e SM |
619 | int ret = TRUE; |
620 | struct ctf_node *node; | |
e98a2d6e | 621 | |
4164020e SM |
622 | bt_list_for_each_entry (node, head, siblings) { |
623 | if (node->type != NODE_UNARY_EXPRESSION) { | |
624 | ret = FALSE; | |
625 | } | |
e98a2d6e | 626 | |
4164020e SM |
627 | if (node->u.unary_expression.type != UNARY_STRING) { |
628 | ret = FALSE; | |
629 | } | |
630 | } | |
e98a2d6e | 631 | |
4164020e | 632 | return ret; |
e98a2d6e PP |
633 | } |
634 | ||
4164020e | 635 | static const char *get_map_clock_name_value(struct bt_list_head *head) |
e98a2d6e | 636 | { |
4164020e SM |
637 | int i = 0; |
638 | struct ctf_node *node; | |
639 | const char *name = NULL; | |
640 | ||
641 | bt_list_for_each_entry (node, head, siblings) { | |
642 | char *src_string; | |
643 | int uexpr_type = node->u.unary_expression.type; | |
644 | int uexpr_link = node->u.unary_expression.link; | |
645 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_STRING || | |
646 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
647 | if (cond) { | |
648 | goto error; | |
649 | } | |
650 | ||
651 | /* Needs to be chained with . */ | |
652 | switch (node->u.unary_expression.link) { | |
653 | case UNARY_DOTLINK: | |
654 | break; | |
655 | case UNARY_ARROWLINK: | |
656 | case UNARY_DOTDOTDOT: | |
657 | goto error; | |
658 | default: | |
659 | break; | |
660 | } | |
661 | ||
662 | src_string = node->u.unary_expression.u.string; | |
663 | ||
664 | switch (i) { | |
665 | case 0: | |
666 | if (strcmp("clock", src_string)) { | |
667 | goto error; | |
668 | } | |
669 | break; | |
670 | case 1: | |
671 | name = src_string; | |
672 | break; | |
673 | case 2: | |
674 | if (strcmp("value", src_string)) { | |
675 | goto error; | |
676 | } | |
677 | break; | |
678 | default: | |
679 | /* Extra identifier, unknown */ | |
680 | goto error; | |
681 | } | |
682 | ||
683 | i++; | |
684 | } | |
685 | ||
686 | return name; | |
e98a2d6e PP |
687 | |
688 | error: | |
4164020e | 689 | return NULL; |
e98a2d6e PP |
690 | } |
691 | ||
4164020e | 692 | static int is_unary_unsigned(struct bt_list_head *head) |
e98a2d6e | 693 | { |
4164020e SM |
694 | int ret = TRUE; |
695 | struct ctf_node *node; | |
e98a2d6e | 696 | |
4164020e SM |
697 | bt_list_for_each_entry (node, head, siblings) { |
698 | if (node->type != NODE_UNARY_EXPRESSION) { | |
699 | ret = FALSE; | |
700 | } | |
e98a2d6e | 701 | |
4164020e SM |
702 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
703 | ret = FALSE; | |
704 | } | |
705 | } | |
e98a2d6e | 706 | |
4164020e | 707 | return ret; |
e98a2d6e PP |
708 | } |
709 | ||
4164020e SM |
710 | static int get_unary_unsigned(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
711 | uint64_t *value) | |
e98a2d6e | 712 | { |
4164020e SM |
713 | int i = 0; |
714 | int ret = 0; | |
715 | struct ctf_node *node; | |
716 | ||
717 | *value = 0; | |
718 | ||
719 | if (bt_list_empty(head)) { | |
720 | ret = -1; | |
721 | goto end; | |
722 | } | |
723 | ||
724 | bt_list_for_each_entry (node, head, siblings) { | |
725 | int uexpr_type = node->u.unary_expression.type; | |
726 | int uexpr_link = node->u.unary_expression.link; | |
727 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
728 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
729 | if (cond) { | |
730 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid constant unsigned integer."); | |
731 | ret = -EINVAL; | |
732 | goto end; | |
733 | } | |
734 | ||
735 | *value = node->u.unary_expression.u.unsigned_constant; | |
736 | i++; | |
737 | } | |
e98a2d6e PP |
738 | |
739 | end: | |
4164020e | 740 | return ret; |
e98a2d6e PP |
741 | } |
742 | ||
4164020e | 743 | static int is_unary_signed(struct bt_list_head *head) |
e98a2d6e | 744 | { |
4164020e SM |
745 | int ret = TRUE; |
746 | struct ctf_node *node; | |
e98a2d6e | 747 | |
4164020e SM |
748 | bt_list_for_each_entry (node, head, siblings) { |
749 | if (node->type != NODE_UNARY_EXPRESSION) { | |
750 | ret = FALSE; | |
751 | } | |
e98a2d6e | 752 | |
4164020e SM |
753 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { |
754 | ret = FALSE; | |
755 | } | |
756 | } | |
e98a2d6e | 757 | |
4164020e | 758 | return ret; |
e98a2d6e PP |
759 | } |
760 | ||
4164020e | 761 | static int get_unary_signed(struct bt_list_head *head, int64_t *value) |
e98a2d6e | 762 | { |
4164020e SM |
763 | int i = 0; |
764 | int ret = 0; | |
765 | struct ctf_node *node; | |
766 | ||
767 | bt_list_for_each_entry (node, head, siblings) { | |
768 | int uexpr_type = node->u.unary_expression.type; | |
769 | int uexpr_link = node->u.unary_expression.link; | |
770 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
771 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && uexpr_type != UNARY_SIGNED_CONSTANT) || | |
772 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
773 | if (cond) { | |
774 | ret = -EINVAL; | |
775 | goto end; | |
776 | } | |
777 | ||
778 | switch (uexpr_type) { | |
779 | case UNARY_UNSIGNED_CONSTANT: | |
780 | *value = (int64_t) node->u.unary_expression.u.unsigned_constant; | |
781 | break; | |
782 | case UNARY_SIGNED_CONSTANT: | |
783 | *value = node->u.unary_expression.u.signed_constant; | |
784 | break; | |
785 | default: | |
786 | ret = -EINVAL; | |
787 | goto end; | |
788 | } | |
789 | ||
790 | i++; | |
791 | } | |
e98a2d6e PP |
792 | |
793 | end: | |
4164020e | 794 | return ret; |
e98a2d6e PP |
795 | } |
796 | ||
4164020e SM |
797 | static int get_unary_uuid(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
798 | bt_uuid_t uuid) | |
e98a2d6e | 799 | { |
4164020e | 800 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, ctx->log_cfg.self_comp); |
e98a2d6e PP |
801 | } |
802 | ||
4164020e | 803 | static int get_boolean(struct ctf_visitor_generate_ir *ctx, struct ctf_node *unary_expr) |
e98a2d6e | 804 | { |
4164020e SM |
805 | int ret = 0; |
806 | ||
807 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
808 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Expecting unary expression: node-type=%d", | |
809 | unary_expr->type); | |
810 | ret = -EINVAL; | |
811 | goto end; | |
812 | } | |
813 | ||
814 | switch (unary_expr->u.unary_expression.type) { | |
815 | case UNARY_UNSIGNED_CONSTANT: | |
816 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
817 | break; | |
818 | case UNARY_SIGNED_CONSTANT: | |
819 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
820 | break; | |
821 | case UNARY_STRING: | |
822 | { | |
823 | const char *str = unary_expr->u.unary_expression.u.string; | |
824 | ||
825 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { | |
826 | ret = TRUE; | |
827 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { | |
828 | ret = FALSE; | |
829 | } else { | |
830 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Unexpected boolean value: value=\"%s\"", | |
831 | str); | |
832 | ret = -EINVAL; | |
833 | goto end; | |
834 | } | |
835 | break; | |
836 | } | |
837 | default: | |
838 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, | |
839 | "Unexpected unary expression type: node-type=%d", | |
840 | unary_expr->u.unary_expression.type); | |
841 | ret = -EINVAL; | |
842 | goto end; | |
843 | } | |
e98a2d6e PP |
844 | |
845 | end: | |
4164020e | 846 | return ret; |
e98a2d6e PP |
847 | } |
848 | ||
4164020e SM |
849 | static enum ctf_byte_order byte_order_from_unary_expr(struct ctf_visitor_generate_ir *ctx, |
850 | struct ctf_node *unary_expr) | |
e98a2d6e | 851 | { |
4164020e SM |
852 | const char *str; |
853 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; | |
854 | ||
855 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
856 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
857 | unary_expr, "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
858 | goto end; | |
859 | } | |
860 | ||
861 | str = unary_expr->u.unary_expression.u.string; | |
862 | ||
863 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { | |
864 | bo = CTF_BYTE_ORDER_BIG; | |
865 | } else if (strcmp(str, "le") == 0) { | |
866 | bo = CTF_BYTE_ORDER_LITTLE; | |
867 | } else if (strcmp(str, "native") == 0) { | |
868 | bo = CTF_BYTE_ORDER_DEFAULT; | |
869 | } else { | |
870 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
871 | unary_expr, | |
872 | "Unexpected \"byte_order\" attribute value: " | |
873 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", | |
874 | str); | |
875 | goto end; | |
876 | } | |
e98a2d6e PP |
877 | |
878 | end: | |
4164020e | 879 | return bo; |
e98a2d6e PP |
880 | } |
881 | ||
4164020e SM |
882 | static enum ctf_byte_order get_real_byte_order(struct ctf_visitor_generate_ir *ctx, |
883 | struct ctf_node *uexpr) | |
e98a2d6e | 884 | { |
4164020e | 885 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 886 | |
4164020e SM |
887 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
888 | bo = ctx->ctf_tc->default_byte_order; | |
889 | } | |
e98a2d6e | 890 | |
4164020e | 891 | return bo; |
e98a2d6e PP |
892 | } |
893 | ||
4164020e | 894 | static int is_align_valid(uint64_t align) |
e98a2d6e | 895 | { |
4164020e | 896 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
897 | } |
898 | ||
4164020e SM |
899 | static int get_class_specifier_name(struct ctf_visitor_generate_ir *ctx, |
900 | struct ctf_node *cls_specifier, GString *str) | |
e98a2d6e | 901 | { |
4164020e SM |
902 | int ret = 0; |
903 | ||
904 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { | |
905 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier, "Unexpected node type: node-type=%d", | |
906 | cls_specifier->type); | |
907 | ret = -EINVAL; | |
908 | goto end; | |
909 | } | |
910 | ||
911 | switch (cls_specifier->u.field_class_specifier.type) { | |
912 | case TYPESPEC_VOID: | |
913 | g_string_append(str, "void"); | |
914 | break; | |
915 | case TYPESPEC_CHAR: | |
916 | g_string_append(str, "char"); | |
917 | break; | |
918 | case TYPESPEC_SHORT: | |
919 | g_string_append(str, "short"); | |
920 | break; | |
921 | case TYPESPEC_INT: | |
922 | g_string_append(str, "int"); | |
923 | break; | |
924 | case TYPESPEC_LONG: | |
925 | g_string_append(str, "long"); | |
926 | break; | |
927 | case TYPESPEC_FLOAT: | |
928 | g_string_append(str, "float"); | |
929 | break; | |
930 | case TYPESPEC_DOUBLE: | |
931 | g_string_append(str, "double"); | |
932 | break; | |
933 | case TYPESPEC_SIGNED: | |
934 | g_string_append(str, "signed"); | |
935 | break; | |
936 | case TYPESPEC_UNSIGNED: | |
937 | g_string_append(str, "unsigned"); | |
938 | break; | |
939 | case TYPESPEC_BOOL: | |
940 | g_string_append(str, "bool"); | |
941 | break; | |
942 | case TYPESPEC_COMPLEX: | |
943 | g_string_append(str, "_Complex"); | |
944 | break; | |
945 | case TYPESPEC_IMAGINARY: | |
946 | g_string_append(str, "_Imaginary"); | |
947 | break; | |
948 | case TYPESPEC_CONST: | |
949 | g_string_append(str, "const"); | |
950 | break; | |
951 | case TYPESPEC_ID_TYPE: | |
952 | if (cls_specifier->u.field_class_specifier.id_type) { | |
953 | g_string_append(str, cls_specifier->u.field_class_specifier.id_type); | |
954 | } | |
955 | break; | |
956 | case TYPESPEC_STRUCT: | |
957 | { | |
958 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
959 | ||
960 | if (!node->u._struct.name) { | |
961 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty structure field class name."); | |
962 | ret = -EINVAL; | |
963 | goto end; | |
964 | } | |
965 | ||
966 | g_string_append(str, "struct "); | |
967 | g_string_append(str, node->u._struct.name); | |
968 | break; | |
969 | } | |
970 | case TYPESPEC_VARIANT: | |
971 | { | |
972 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
973 | ||
974 | if (!node->u.variant.name) { | |
975 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty variant field class name."); | |
976 | ret = -EINVAL; | |
977 | goto end; | |
978 | } | |
979 | ||
980 | g_string_append(str, "variant "); | |
981 | g_string_append(str, node->u.variant.name); | |
982 | break; | |
983 | } | |
984 | case TYPESPEC_ENUM: | |
985 | { | |
986 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
987 | ||
988 | if (!node->u._enum.enum_id) { | |
989 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
990 | node, "Unexpected empty enumeration field class (`enum`) name."); | |
991 | ret = -EINVAL; | |
992 | goto end; | |
993 | } | |
994 | ||
995 | g_string_append(str, "enum "); | |
996 | g_string_append(str, node->u._enum.enum_id); | |
997 | break; | |
998 | } | |
999 | case TYPESPEC_FLOATING_POINT: | |
1000 | case TYPESPEC_INTEGER: | |
1001 | case TYPESPEC_STRING: | |
1002 | default: | |
1003 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier->u.field_class_specifier.node, | |
1004 | "Unexpected field class specifier type: %d", | |
1005 | cls_specifier->u.field_class_specifier.type); | |
1006 | ret = -EINVAL; | |
1007 | goto end; | |
1008 | } | |
e98a2d6e PP |
1009 | |
1010 | end: | |
4164020e | 1011 | return ret; |
e98a2d6e PP |
1012 | } |
1013 | ||
4164020e SM |
1014 | static int get_class_specifier_list_name(struct ctf_visitor_generate_ir *ctx, |
1015 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1016 | { |
4164020e SM |
1017 | int ret = 0; |
1018 | struct ctf_node *iter; | |
1019 | int alias_item_nr = 0; | |
1020 | struct bt_list_head *head = &cls_specifier_list->u.field_class_specifier_list.head; | |
1021 | ||
1022 | bt_list_for_each_entry (iter, head, siblings) { | |
1023 | if (alias_item_nr != 0) { | |
1024 | g_string_append(str, " "); | |
1025 | } | |
1026 | ||
1027 | alias_item_nr++; | |
1028 | ret = get_class_specifier_name(ctx, iter, str); | |
1029 | if (ret) { | |
1030 | goto end; | |
1031 | } | |
1032 | } | |
e98a2d6e PP |
1033 | |
1034 | end: | |
4164020e | 1035 | return ret; |
e98a2d6e PP |
1036 | } |
1037 | ||
4164020e SM |
1038 | static GQuark create_class_alias_identifier(struct ctf_visitor_generate_ir *ctx, |
1039 | struct ctf_node *cls_specifier_list, | |
1040 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e | 1041 | { |
4164020e SM |
1042 | int ret; |
1043 | char *str_c; | |
1044 | GString *str; | |
1045 | GQuark qalias = 0; | |
1046 | struct ctf_node *iter; | |
1047 | struct bt_list_head *pointers = &node_field_class_declarator->u.field_class_declarator.pointers; | |
1048 | ||
1049 | str = g_string_new(""); | |
1050 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
1051 | if (ret) { | |
1052 | g_string_free(str, TRUE); | |
1053 | goto end; | |
1054 | } | |
1055 | ||
1056 | bt_list_for_each_entry (iter, pointers, siblings) { | |
1057 | g_string_append(str, " *"); | |
1058 | ||
1059 | if (iter->u.pointer.const_qualifier) { | |
1060 | g_string_append(str, " const"); | |
1061 | } | |
1062 | } | |
1063 | ||
1064 | str_c = g_string_free(str, FALSE); | |
1065 | qalias = g_quark_from_string(str_c); | |
1066 | g_free(str_c); | |
e98a2d6e PP |
1067 | |
1068 | end: | |
4164020e | 1069 | return qalias; |
e98a2d6e PP |
1070 | } |
1071 | ||
4164020e SM |
1072 | static int visit_field_class_declarator(struct ctf_visitor_generate_ir *ctx, |
1073 | struct ctf_node *cls_specifier_list, GQuark *field_name, | |
1074 | struct ctf_node *node_field_class_declarator, | |
1075 | struct ctf_field_class **field_decl, | |
1076 | struct ctf_field_class *nested_decl) | |
e98a2d6e | 1077 | { |
4164020e SM |
1078 | /* |
1079 | * During this whole function, nested_decl is always OURS, | |
1080 | * whereas field_decl is an output which we create, but | |
1081 | * belongs to the caller (it is moved). | |
1082 | */ | |
1083 | int ret = 0; | |
1084 | *field_decl = NULL; | |
1085 | ||
1086 | /* Validate field class declarator node */ | |
1087 | if (node_field_class_declarator) { | |
1088 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_UNKNOWN) { | |
1089 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1090 | node_field_class_declarator, "Unexpected field class declarator type: type=%d", | |
1091 | node_field_class_declarator->u.field_class_declarator.type); | |
1092 | ret = -EINVAL; | |
1093 | goto error; | |
1094 | } | |
1095 | ||
1096 | /* TODO: GCC bitfields not supported yet */ | |
1097 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != NULL) { | |
1098 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1099 | "GCC bitfields are not supported as of this version."); | |
1100 | ret = -EPERM; | |
1101 | goto error; | |
1102 | } | |
1103 | } | |
1104 | ||
1105 | /* Find the right nested declaration if not provided */ | |
1106 | if (!nested_decl) { | |
e458ac29 SM |
1107 | if (node_field_class_declarator && |
1108 | !bt_list_empty(&node_field_class_declarator->u.field_class_declarator.pointers)) { | |
4164020e SM |
1109 | GQuark qalias; |
1110 | ||
1111 | /* | |
1112 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1113 | * be present in the field class aliases (else |
1114 | * fail). | |
4164020e SM |
1115 | */ |
1116 | qalias = | |
1117 | create_class_alias_identifier(ctx, cls_specifier_list, node_field_class_declarator); | |
0f456216 SM |
1118 | nested_decl = ctx_decl_scope_lookup_alias(ctx->current_scope, g_quark_to_string(qalias), |
1119 | -1, true); | |
4164020e SM |
1120 | if (!nested_decl) { |
1121 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1122 | "Cannot find class alias: name=\"%s\"", | |
1123 | g_quark_to_string(qalias)); | |
1124 | ret = -EINVAL; | |
1125 | goto error; | |
1126 | } | |
1127 | ||
1128 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { | |
1129 | /* Pointer: force integer's base to 16 */ | |
1130 | struct ctf_field_class_int *int_fc = ctf_field_class_as_int(nested_decl); | |
1131 | ||
1132 | int_fc->disp_base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
1133 | } | |
1134 | } else { | |
1135 | ret = visit_field_class_specifier_list(ctx, cls_specifier_list, &nested_decl); | |
1136 | if (ret) { | |
1137 | BT_ASSERT(!nested_decl); | |
1138 | goto error; | |
1139 | } | |
1140 | } | |
1141 | } | |
1142 | ||
1143 | BT_ASSERT(nested_decl); | |
1144 | ||
1145 | if (!node_field_class_declarator) { | |
1146 | *field_decl = nested_decl; | |
1147 | nested_decl = NULL; | |
1148 | goto end; | |
1149 | } | |
1150 | ||
1151 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { | |
1152 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
1153 | const char *id = node_field_class_declarator->u.field_class_declarator.u.id; | |
1154 | ||
1155 | *field_name = g_quark_from_string(id); | |
1156 | } else { | |
1157 | *field_name = 0; | |
1158 | } | |
1159 | ||
1160 | *field_decl = nested_decl; | |
1161 | nested_decl = NULL; | |
1162 | goto end; | |
1163 | } else { | |
1164 | struct ctf_node *first; | |
1165 | struct ctf_field_class *decl = NULL; | |
1166 | struct ctf_field_class *outer_field_decl = NULL; | |
1167 | struct bt_list_head *length = | |
1168 | &node_field_class_declarator->u.field_class_declarator.u.nested.length; | |
1169 | ||
1170 | /* Create array/sequence, pass nested_decl as child */ | |
1171 | if (bt_list_empty(length)) { | |
1172 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1173 | "Expecting length field reference or value."); | |
1174 | ret = -EINVAL; | |
1175 | goto error; | |
1176 | } | |
1177 | ||
1178 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1179 | if (first->type != NODE_UNARY_EXPRESSION) { | |
1180 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", | |
1181 | first->type); | |
1182 | ret = -EINVAL; | |
1183 | goto error; | |
1184 | } | |
1185 | ||
1186 | switch (first->u.unary_expression.type) { | |
1187 | case UNARY_UNSIGNED_CONSTANT: | |
1188 | { | |
1189 | struct ctf_field_class_array *array_decl = NULL; | |
1190 | ||
1191 | array_decl = ctf_field_class_array_create(); | |
1192 | BT_ASSERT(array_decl); | |
1193 | array_decl->length = first->u.unary_expression.u.unsigned_constant; | |
1194 | array_decl->base.elem_fc = nested_decl; | |
1195 | nested_decl = NULL; | |
1196 | decl = &array_decl->base.base; | |
1197 | break; | |
1198 | } | |
1199 | case UNARY_STRING: | |
1200 | { | |
1201 | /* Lookup unsigned integer definition, create seq. */ | |
1202 | struct ctf_field_class_sequence *seq_decl = NULL; | |
1203 | char *length_name = ctf_ast_concatenate_unary_strings(length); | |
1204 | ||
1205 | if (!length_name) { | |
1206 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1207 | "Cannot concatenate unary strings."); | |
1208 | ret = -EINVAL; | |
1209 | goto error; | |
1210 | } | |
1211 | ||
1212 | if (strncmp(length_name, "env.", 4) == 0) { | |
1213 | /* This is, in fact, an array */ | |
1214 | const char *env_entry_name = &length_name[4]; | |
1215 | struct ctf_trace_class_env_entry *env_entry = | |
1216 | ctf_trace_class_borrow_env_entry_by_name(ctx->ctf_tc, env_entry_name); | |
1217 | struct ctf_field_class_array *array_decl; | |
1218 | ||
1219 | if (!env_entry) { | |
1220 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1221 | "Cannot find environment entry: " | |
1222 | "name=\"%s\"", | |
1223 | env_entry_name); | |
1224 | ret = -EINVAL; | |
1225 | goto error; | |
1226 | } | |
1227 | ||
1228 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1229 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1230 | "Wrong environment entry type " | |
1231 | "(expecting integer): " | |
1232 | "name=\"%s\"", | |
1233 | env_entry_name); | |
1234 | ret = -EINVAL; | |
1235 | goto error; | |
1236 | } | |
1237 | ||
1238 | if (env_entry->value.i < 0) { | |
1239 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1240 | "Invalid, negative array length: " | |
1241 | "env-entry-name=\"%s\", " | |
1242 | "value=%" PRId64, | |
1243 | env_entry_name, env_entry->value.i); | |
1244 | ret = -EINVAL; | |
1245 | goto error; | |
1246 | } | |
1247 | ||
1248 | array_decl = ctf_field_class_array_create(); | |
1249 | BT_ASSERT(array_decl); | |
1250 | array_decl->length = (uint64_t) env_entry->value.i; | |
1251 | array_decl->base.elem_fc = nested_decl; | |
1252 | nested_decl = NULL; | |
1253 | decl = &array_decl->base.base; | |
1254 | } else { | |
1255 | seq_decl = ctf_field_class_sequence_create(); | |
1256 | BT_ASSERT(seq_decl); | |
1257 | seq_decl->base.elem_fc = nested_decl; | |
1258 | nested_decl = NULL; | |
1259 | g_string_assign(seq_decl->length_ref, length_name); | |
1260 | decl = &seq_decl->base.base; | |
1261 | } | |
1262 | ||
1263 | g_free(length_name); | |
1264 | break; | |
1265 | } | |
1266 | default: | |
1267 | ret = -EINVAL; | |
1268 | goto error; | |
1269 | } | |
1270 | ||
1271 | BT_ASSERT(!nested_decl); | |
1272 | BT_ASSERT(decl); | |
1273 | BT_ASSERT(!*field_decl); | |
1274 | ||
1275 | /* | |
1276 | * At this point, we found the next nested declaration. | |
1277 | * We currently own this (and lost the ownership of | |
1278 | * nested_decl in the meantime). Pass this next | |
1279 | * nested declaration as the content of the outer | |
1280 | * container, MOVING its ownership. | |
1281 | */ | |
1282 | ret = visit_field_class_declarator( | |
1283 | ctx, cls_specifier_list, field_name, | |
1284 | node_field_class_declarator->u.field_class_declarator.u.nested.field_class_declarator, | |
1285 | &outer_field_decl, decl); | |
1286 | decl = NULL; | |
1287 | if (ret) { | |
1288 | BT_ASSERT(!outer_field_decl); | |
1289 | ret = -EINVAL; | |
1290 | goto error; | |
1291 | } | |
1292 | ||
1293 | BT_ASSERT(outer_field_decl); | |
1294 | *field_decl = outer_field_decl; | |
1295 | outer_field_decl = NULL; | |
1296 | } | |
1297 | ||
1298 | BT_ASSERT(*field_decl); | |
1299 | goto end; | |
e98a2d6e PP |
1300 | |
1301 | error: | |
4164020e SM |
1302 | ctf_field_class_destroy(*field_decl); |
1303 | *field_decl = NULL; | |
e98a2d6e | 1304 | |
4164020e SM |
1305 | if (ret >= 0) { |
1306 | ret = -1; | |
1307 | } | |
44c440bc PP |
1308 | |
1309 | end: | |
4164020e SM |
1310 | ctf_field_class_destroy(nested_decl); |
1311 | nested_decl = NULL; | |
1312 | return ret; | |
e98a2d6e PP |
1313 | } |
1314 | ||
4164020e SM |
1315 | static int visit_struct_decl_field(struct ctf_visitor_generate_ir *ctx, |
1316 | struct ctf_field_class_struct *struct_decl, | |
1317 | struct ctf_node *cls_specifier_list, | |
1318 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1319 | { |
4164020e SM |
1320 | int ret = 0; |
1321 | struct ctf_node *iter; | |
1322 | struct ctf_field_class *field_decl = NULL; | |
1323 | ||
1324 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1325 | field_decl = NULL; | |
1326 | GQuark qfield_name; | |
1327 | const char *field_name; | |
1328 | ||
1329 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1330 | NULL); | |
1331 | if (ret) { | |
1332 | BT_ASSERT(!field_decl); | |
1333 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1334 | "Cannot visit field class declarator: ret=%d", ret); | |
1335 | goto error; | |
1336 | } | |
1337 | ||
1338 | BT_ASSERT(field_decl); | |
1339 | field_name = g_quark_to_string(qfield_name); | |
1340 | ||
1341 | /* Check if field with same name already exists */ | |
1342 | if (ctf_field_class_struct_borrow_member_by_name(struct_decl, field_name)) { | |
1343 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1344 | "Duplicate field in structure field class: " | |
1345 | "field-name=\"%s\"", | |
1346 | field_name); | |
1347 | ret = -EINVAL; | |
1348 | goto error; | |
1349 | } | |
1350 | ||
1351 | /* Add field to structure */ | |
1352 | ctf_field_class_struct_append_member(struct_decl, field_name, field_decl); | |
1353 | field_decl = NULL; | |
1354 | } | |
1355 | ||
1356 | return 0; | |
e98a2d6e PP |
1357 | |
1358 | error: | |
4164020e SM |
1359 | ctf_field_class_destroy(field_decl); |
1360 | field_decl = NULL; | |
1361 | return ret; | |
e98a2d6e PP |
1362 | } |
1363 | ||
4164020e SM |
1364 | static int visit_variant_decl_field(struct ctf_visitor_generate_ir *ctx, |
1365 | struct ctf_field_class_variant *variant_decl, | |
1366 | struct ctf_node *cls_specifier_list, | |
1367 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1368 | { |
4164020e SM |
1369 | int ret = 0; |
1370 | struct ctf_node *iter; | |
1371 | struct ctf_field_class *field_decl = NULL; | |
1372 | ||
1373 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1374 | field_decl = NULL; | |
1375 | GQuark qfield_name; | |
1376 | const char *field_name; | |
1377 | ||
1378 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1379 | NULL); | |
1380 | if (ret) { | |
1381 | BT_ASSERT(!field_decl); | |
1382 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1383 | "Cannot visit field class declarator: ret=%d", ret); | |
1384 | goto error; | |
1385 | } | |
1386 | ||
1387 | BT_ASSERT(field_decl); | |
1388 | field_name = g_quark_to_string(qfield_name); | |
1389 | ||
1390 | /* Check if field with same name already exists */ | |
1391 | if (ctf_field_class_variant_borrow_option_by_name(variant_decl, field_name)) { | |
1392 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1393 | "Duplicate field in variant field class: " | |
1394 | "field-name=\"%s\"", | |
1395 | field_name); | |
1396 | ret = -EINVAL; | |
1397 | goto error; | |
1398 | } | |
1399 | ||
1400 | /* Add field to structure */ | |
1401 | ctf_field_class_variant_append_option(variant_decl, field_name, field_decl); | |
1402 | field_decl = NULL; | |
1403 | } | |
1404 | ||
1405 | return 0; | |
e98a2d6e PP |
1406 | |
1407 | error: | |
4164020e SM |
1408 | ctf_field_class_destroy(field_decl); |
1409 | field_decl = NULL; | |
1410 | return ret; | |
e98a2d6e PP |
1411 | } |
1412 | ||
4164020e SM |
1413 | static int visit_field_class_def(struct ctf_visitor_generate_ir *ctx, |
1414 | struct ctf_node *cls_specifier_list, | |
1415 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1416 | { |
4164020e SM |
1417 | int ret = 0; |
1418 | GQuark qidentifier; | |
1419 | struct ctf_node *iter; | |
1420 | struct ctf_field_class *class_decl = NULL; | |
1421 | ||
1422 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1423 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qidentifier, iter, &class_decl, | |
1424 | NULL); | |
1425 | if (ret) { | |
1426 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit field class declarator: ret=%d", | |
1427 | ret); | |
1428 | ret = -EINVAL; | |
1429 | goto end; | |
1430 | } | |
1431 | ||
1432 | /* Do not allow field class def and alias of untagged variants */ | |
1433 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1434 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1435 | ||
1436 | if (var_fc->tag_path.path->len == 0) { | |
1437 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1438 | iter, "Type definition of untagged variant field class is not allowed."); | |
1439 | ret = -EPERM; | |
1440 | goto end; | |
1441 | } | |
1442 | } | |
1443 | ||
0f456216 | 1444 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qidentifier), |
4164020e SM |
1445 | class_decl); |
1446 | if (ret) { | |
1447 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot register field class alias: name=\"%s\"", | |
1448 | g_quark_to_string(qidentifier)); | |
1449 | goto end; | |
1450 | } | |
1451 | } | |
e98a2d6e PP |
1452 | |
1453 | end: | |
4164020e SM |
1454 | ctf_field_class_destroy(class_decl); |
1455 | class_decl = NULL; | |
1456 | return ret; | |
e98a2d6e PP |
1457 | } |
1458 | ||
4164020e SM |
1459 | static int visit_field_class_alias(struct ctf_visitor_generate_ir *ctx, struct ctf_node *target, |
1460 | struct ctf_node *alias) | |
e98a2d6e | 1461 | { |
4164020e SM |
1462 | int ret = 0; |
1463 | GQuark qalias; | |
1464 | struct ctf_node *node; | |
1465 | GQuark qdummy_field_name; | |
1466 | struct ctf_field_class *class_decl = NULL; | |
1467 | ||
1468 | /* Create target field class */ | |
1469 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
1470 | node = NULL; | |
1471 | } else { | |
1472 | node = _BT_LIST_FIRST_ENTRY(&target->u.field_class_alias_target.field_class_declarators, | |
1473 | struct ctf_node, siblings); | |
1474 | } | |
1475 | ||
1476 | ret = visit_field_class_declarator( | |
1477 | ctx, target->u.field_class_alias_target.field_class_specifier_list, &qdummy_field_name, | |
1478 | node, &class_decl, NULL); | |
1479 | if (ret) { | |
1480 | BT_ASSERT(!class_decl); | |
1481 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot visit field class declarator: ret=%d", ret); | |
1482 | goto end; | |
1483 | } | |
1484 | ||
1485 | /* Do not allow field class def and alias of untagged variants */ | |
1486 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1487 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1488 | ||
1489 | if (var_fc->tag_path.path->len == 0) { | |
1490 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1491 | target, "Type definition of untagged variant field class is not allowed."); | |
1492 | ret = -EPERM; | |
1493 | goto end; | |
1494 | } | |
1495 | } | |
1496 | ||
1497 | /* | |
1498 | * The semantic validator does not check whether the target is | |
1499 | * abstract or not (if it has an identifier). Check it here. | |
1500 | */ | |
1501 | if (qdummy_field_name != 0) { | |
1502 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, "Expecting empty identifier: id=\"%s\"", | |
1503 | g_quark_to_string(qdummy_field_name)); | |
1504 | ret = -EINVAL; | |
1505 | goto end; | |
1506 | } | |
1507 | ||
1508 | /* Create alias identifier */ | |
1509 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, | |
1510 | struct ctf_node, siblings); | |
1511 | qalias = create_class_alias_identifier( | |
1512 | ctx, alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0f456216 | 1513 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qalias), class_decl); |
4164020e SM |
1514 | if (ret) { |
1515 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot register class alias: name=\"%s\"", | |
1516 | g_quark_to_string(qalias)); | |
1517 | goto end; | |
1518 | } | |
e98a2d6e PP |
1519 | |
1520 | end: | |
4164020e SM |
1521 | ctf_field_class_destroy(class_decl); |
1522 | class_decl = NULL; | |
1523 | return ret; | |
e98a2d6e PP |
1524 | } |
1525 | ||
4164020e SM |
1526 | static int visit_struct_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
1527 | struct ctf_field_class_struct *struct_decl) | |
e98a2d6e | 1528 | { |
4164020e SM |
1529 | int ret = 0; |
1530 | ||
1531 | switch (entry_node->type) { | |
1532 | case NODE_TYPEDEF: | |
1533 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1534 | &entry_node->u.field_class_def.field_class_declarators); | |
1535 | if (ret) { | |
1536 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1537 | entry_node, "Cannot add field class found in structure field class: ret=%d", ret); | |
1538 | goto end; | |
1539 | } | |
1540 | break; | |
1541 | case NODE_TYPEALIAS: | |
1542 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1543 | entry_node->u.field_class_alias.alias); | |
1544 | if (ret) { | |
1545 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1546 | entry_node, "Cannot add field class alias found in structure field class: ret=%d", | |
1547 | ret); | |
1548 | goto end; | |
1549 | } | |
1550 | break; | |
1551 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1552 | /* Field */ | |
1553 | ret = visit_struct_decl_field( | |
1554 | ctx, struct_decl, | |
1555 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1556 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1557 | if (ret) { | |
1558 | goto end; | |
1559 | } | |
1560 | break; | |
1561 | default: | |
1562 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1563 | entry_node->type); | |
1564 | ret = -EINVAL; | |
1565 | goto end; | |
1566 | } | |
e98a2d6e PP |
1567 | |
1568 | end: | |
4164020e | 1569 | return ret; |
e98a2d6e PP |
1570 | } |
1571 | ||
4164020e SM |
1572 | static int visit_variant_decl_entry(struct ctf_visitor_generate_ir *ctx, |
1573 | struct ctf_node *entry_node, | |
1574 | struct ctf_field_class_variant *variant_decl) | |
e98a2d6e | 1575 | { |
4164020e SM |
1576 | int ret = 0; |
1577 | ||
1578 | switch (entry_node->type) { | |
1579 | case NODE_TYPEDEF: | |
1580 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1581 | &entry_node->u.field_class_def.field_class_declarators); | |
1582 | if (ret) { | |
1583 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1584 | entry_node, "Cannot add field class found in variant field class: ret=%d", ret); | |
1585 | goto end; | |
1586 | } | |
1587 | break; | |
1588 | case NODE_TYPEALIAS: | |
1589 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1590 | entry_node->u.field_class_alias.alias); | |
1591 | if (ret) { | |
1592 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1593 | entry_node, "Cannot add field class alias found in variant field class: ret=%d", | |
1594 | ret); | |
1595 | goto end; | |
1596 | } | |
1597 | break; | |
1598 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1599 | /* Field */ | |
1600 | ret = visit_variant_decl_field( | |
1601 | ctx, variant_decl, | |
1602 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1603 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1604 | if (ret) { | |
1605 | goto end; | |
1606 | } | |
1607 | break; | |
1608 | default: | |
1609 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1610 | entry_node->type); | |
1611 | ret = -EINVAL; | |
1612 | goto end; | |
1613 | } | |
e98a2d6e PP |
1614 | |
1615 | end: | |
4164020e | 1616 | return ret; |
e98a2d6e PP |
1617 | } |
1618 | ||
4164020e SM |
1619 | static int visit_struct_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1620 | struct bt_list_head *decl_list, int has_body, | |
1621 | struct bt_list_head *min_align, | |
1622 | struct ctf_field_class_struct **struct_decl) | |
e98a2d6e | 1623 | { |
4164020e SM |
1624 | int ret = 0; |
1625 | ||
1626 | BT_ASSERT(struct_decl); | |
1627 | *struct_decl = NULL; | |
1628 | ||
1629 | /* For named struct (without body), lookup in declaration scope */ | |
1630 | if (!has_body) { | |
1631 | if (!name) { | |
1632 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1633 | "Bodyless structure field class: missing name."); | |
1634 | ret = -EPERM; | |
1635 | goto error; | |
1636 | } | |
1637 | ||
0f456216 | 1638 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, name, -1, true); |
4164020e SM |
1639 | if (!*struct_decl) { |
1640 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1641 | "Cannot find structure field class: name=\"struct %s\"", name); | |
1642 | ret = -EINVAL; | |
1643 | goto error; | |
1644 | } | |
1645 | } else { | |
1646 | struct ctf_node *entry_node; | |
1647 | uint64_t min_align_value = 0; | |
1648 | ||
1649 | if (name) { | |
0f456216 | 1650 | if (ctx_decl_scope_lookup_struct(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1651 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1652 | "Structure field class already declared in local scope: " | |
1653 | "name=\"struct %s\"", | |
1654 | name); | |
1655 | ret = -EINVAL; | |
1656 | goto error; | |
1657 | } | |
1658 | } | |
1659 | ||
1660 | if (!bt_list_empty(min_align)) { | |
1661 | ret = get_unary_unsigned(ctx, min_align, &min_align_value); | |
1662 | if (ret) { | |
1663 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1664 | "Unexpected unary expression for structure field class's `align` attribute: " | |
1665 | "ret=%d", | |
1666 | ret); | |
1667 | goto error; | |
1668 | } | |
1669 | } | |
1670 | ||
1671 | *struct_decl = ctf_field_class_struct_create(); | |
1672 | BT_ASSERT(*struct_decl); | |
1673 | ||
1674 | if (min_align_value != 0) { | |
1675 | (*struct_decl)->base.alignment = min_align_value; | |
1676 | } | |
1677 | ||
1678 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1679 | ||
1680 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1681 | ret = visit_struct_decl_entry(ctx, entry_node, *struct_decl); | |
1682 | if (ret) { | |
1683 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1684 | "Cannot visit structure field class entry: " | |
1685 | "ret=%d", | |
1686 | ret); | |
1687 | ctx_pop_scope(ctx); | |
1688 | goto error; | |
1689 | } | |
1690 | } | |
1691 | ||
1692 | ctx_pop_scope(ctx); | |
1693 | ||
1694 | if (name) { | |
0f456216 | 1695 | ret = ctx_decl_scope_register_struct(ctx->current_scope, name, *struct_decl); |
4164020e SM |
1696 | if (ret) { |
1697 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1698 | "Cannot register structure field class in declaration scope: " | |
1699 | "name=\"struct %s\", ret=%d", | |
1700 | name, ret); | |
1701 | goto error; | |
1702 | } | |
1703 | } | |
1704 | } | |
1705 | ||
1706 | return 0; | |
e98a2d6e PP |
1707 | |
1708 | error: | |
4164020e SM |
1709 | ctf_field_class_destroy(&(*struct_decl)->base); |
1710 | *struct_decl = NULL; | |
1711 | return ret; | |
e98a2d6e PP |
1712 | } |
1713 | ||
4164020e SM |
1714 | static int visit_variant_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1715 | const char *tag, struct bt_list_head *decl_list, int has_body, | |
1716 | struct ctf_field_class_variant **variant_decl) | |
e98a2d6e | 1717 | { |
4164020e SM |
1718 | int ret = 0; |
1719 | struct ctf_field_class_variant *untagged_variant_decl = NULL; | |
1720 | ||
1721 | BT_ASSERT(variant_decl); | |
1722 | *variant_decl = NULL; | |
1723 | ||
1724 | /* For named variant (without body), lookup in declaration scope */ | |
1725 | if (!has_body) { | |
1726 | if (!name) { | |
1727 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless variant field class: missing name."); | |
1728 | ret = -EPERM; | |
1729 | goto error; | |
1730 | } | |
1731 | ||
0f456216 | 1732 | untagged_variant_decl = ctx_decl_scope_lookup_variant(ctx->current_scope, name, -1, true); |
4164020e SM |
1733 | if (!untagged_variant_decl) { |
1734 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1735 | "Cannot find variant field class: name=\"variant %s\"", name); | |
1736 | ret = -EINVAL; | |
1737 | goto error; | |
1738 | } | |
1739 | } else { | |
1740 | struct ctf_node *entry_node; | |
1741 | ||
1742 | if (name) { | |
0f456216 | 1743 | if (ctx_decl_scope_lookup_variant(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1744 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1745 | "Variant field class already declared in local scope: " | |
1746 | "name=\"variant %s\"", | |
1747 | name); | |
1748 | ret = -EINVAL; | |
1749 | goto error; | |
1750 | } | |
1751 | } | |
1752 | ||
1753 | untagged_variant_decl = ctf_field_class_variant_create(); | |
1754 | BT_ASSERT(untagged_variant_decl); | |
1755 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1756 | ||
1757 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1758 | ret = visit_variant_decl_entry(ctx, entry_node, untagged_variant_decl); | |
1759 | if (ret) { | |
1760 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1761 | "Cannot visit variant field class entry: " | |
1762 | "ret=%d", | |
1763 | ret); | |
1764 | ctx_pop_scope(ctx); | |
1765 | goto error; | |
1766 | } | |
1767 | } | |
1768 | ||
1769 | ctx_pop_scope(ctx); | |
1770 | ||
1771 | if (name) { | |
0f456216 | 1772 | ret = ctx_decl_scope_register_variant(ctx->current_scope, name, untagged_variant_decl); |
4164020e SM |
1773 | if (ret) { |
1774 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1775 | "Cannot register variant field class in declaration scope: " | |
1776 | "name=\"variant %s\", ret=%d", | |
1777 | name, ret); | |
1778 | goto error; | |
1779 | } | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | /* | |
1784 | * If tagged, create tagged variant and return; otherwise | |
1785 | * return untagged variant. | |
1786 | */ | |
1787 | if (!tag) { | |
1788 | *variant_decl = untagged_variant_decl; | |
1789 | untagged_variant_decl = NULL; | |
1790 | } else { | |
1791 | /* | |
1792 | * At this point, we have a fresh untagged variant; nobody | |
1793 | * else owns it. Set its tag now. | |
1794 | */ | |
1795 | g_string_assign(untagged_variant_decl->tag_ref, tag); | |
1796 | *variant_decl = untagged_variant_decl; | |
1797 | untagged_variant_decl = NULL; | |
1798 | } | |
1799 | ||
1800 | BT_ASSERT(!untagged_variant_decl); | |
1801 | BT_ASSERT(*variant_decl); | |
1802 | return 0; | |
e98a2d6e PP |
1803 | |
1804 | error: | |
4164020e SM |
1805 | ctf_field_class_destroy(&untagged_variant_decl->base); |
1806 | untagged_variant_decl = NULL; | |
1807 | ctf_field_class_destroy(&(*variant_decl)->base); | |
1808 | *variant_decl = NULL; | |
1809 | return ret; | |
e98a2d6e PP |
1810 | } |
1811 | ||
4164020e SM |
1812 | struct uori |
1813 | { | |
1814 | bool is_signed; | |
1815 | union | |
1816 | { | |
1817 | uint64_t u; | |
1818 | uint64_t i; | |
1819 | } value; | |
44c440bc PP |
1820 | }; |
1821 | ||
4164020e SM |
1822 | static int visit_enum_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *enumerator, |
1823 | struct ctf_field_class_enum *enum_decl, struct uori *last) | |
e98a2d6e | 1824 | { |
4164020e SM |
1825 | int ret = 0; |
1826 | int nr_vals = 0; | |
1827 | struct ctf_node *iter; | |
1828 | struct uori start = { | |
1829 | .is_signed = false, | |
1830 | .value = | |
1831 | { | |
1832 | .u = 0, | |
1833 | }, | |
1834 | }; | |
1835 | struct uori end = { | |
1836 | .is_signed = false, | |
1837 | .value = | |
1838 | { | |
1839 | .u = 0, | |
1840 | }, | |
1841 | }; | |
1842 | const char *label = enumerator->u.enumerator.id; | |
1843 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1844 | ||
1845 | bt_list_for_each_entry (iter, values, siblings) { | |
1846 | struct uori *target; | |
1847 | ||
1848 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
1849 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1850 | "Wrong expression for enumeration field class label: " | |
1851 | "node-type=%d, label=\"%s\"", | |
1852 | iter->type, label); | |
1853 | ret = -EINVAL; | |
1854 | goto error; | |
1855 | } | |
1856 | ||
1857 | if (nr_vals == 0) { | |
1858 | target = &start; | |
1859 | } else { | |
1860 | target = &end; | |
1861 | } | |
1862 | ||
1863 | switch (iter->u.unary_expression.type) { | |
1864 | case UNARY_SIGNED_CONSTANT: | |
1865 | target->is_signed = true; | |
1866 | target->value.i = iter->u.unary_expression.u.signed_constant; | |
1867 | break; | |
1868 | case UNARY_UNSIGNED_CONSTANT: | |
1869 | target->is_signed = false; | |
1870 | target->value.u = iter->u.unary_expression.u.unsigned_constant; | |
1871 | break; | |
1872 | default: | |
1873 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1874 | "Invalid enumeration field class entry: " | |
1875 | "expecting constant signed or unsigned integer: " | |
1876 | "node-type=%d, label=\"%s\"", | |
1877 | iter->u.unary_expression.type, label); | |
1878 | ret = -EINVAL; | |
1879 | goto error; | |
1880 | } | |
1881 | ||
1882 | if (nr_vals > 1) { | |
1883 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1884 | iter, "Invalid enumeration field class entry: label=\"%s\"", label); | |
1885 | ret = -EINVAL; | |
1886 | goto error; | |
1887 | } | |
1888 | ||
1889 | nr_vals++; | |
1890 | } | |
1891 | ||
1892 | if (nr_vals == 0) { | |
1893 | start = *last; | |
1894 | } | |
1895 | ||
1896 | if (nr_vals <= 1) { | |
1897 | end = start; | |
1898 | } | |
1899 | ||
1900 | if (end.is_signed) { | |
1901 | last->value.i = end.value.i + 1; | |
1902 | } else { | |
1903 | last->value.u = end.value.u + 1; | |
1904 | } | |
1905 | ||
1906 | ctf_field_class_enum_map_range(enum_decl, label, start.value.u, end.value.u); | |
1907 | return 0; | |
e98a2d6e PP |
1908 | |
1909 | error: | |
4164020e | 1910 | return ret; |
e98a2d6e PP |
1911 | } |
1912 | ||
4164020e SM |
1913 | static int visit_enum_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1914 | struct ctf_node *container_cls, struct bt_list_head *enumerator_list, | |
1915 | int has_body, struct ctf_field_class_enum **enum_decl) | |
e98a2d6e | 1916 | { |
4164020e SM |
1917 | int ret = 0; |
1918 | GQuark qdummy_id; | |
1919 | struct ctf_field_class_int *integer_decl = NULL; | |
1920 | ||
1921 | BT_ASSERT(enum_decl); | |
1922 | *enum_decl = NULL; | |
1923 | ||
1924 | /* For named enum (without body), lookup in declaration scope */ | |
1925 | if (!has_body) { | |
1926 | if (!name) { | |
1927 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1928 | "Bodyless enumeration field class: missing name."); | |
1929 | ret = -EPERM; | |
1930 | goto error; | |
1931 | } | |
1932 | ||
0f456216 | 1933 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, name, -1, true); |
4164020e SM |
1934 | if (!*enum_decl) { |
1935 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find enumeration field class: " | |
1936 | "name=\"enum %s\"", | |
1937 | name); | |
1938 | ret = -EINVAL; | |
1939 | goto error; | |
1940 | } | |
1941 | } else { | |
1942 | struct ctf_node *iter; | |
1943 | struct uori last_value = { | |
1944 | .is_signed = false, | |
1945 | .value = | |
1946 | { | |
1947 | .u = 0, | |
1948 | }, | |
1949 | }; | |
1950 | ||
1951 | if (name) { | |
0f456216 | 1952 | if (ctx_decl_scope_lookup_enum(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1953 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1954 | "Enumeration field class already declared in local scope: " | |
1955 | "name=\"enum %s\"", | |
1956 | name); | |
1957 | ret = -EINVAL; | |
1958 | goto error; | |
1959 | } | |
1960 | } | |
1961 | ||
1962 | if (!container_cls) { | |
1963 | integer_decl = ctf_field_class_as_int( | |
0f456216 | 1964 | ctx_decl_scope_lookup_alias(ctx->current_scope, "int", -1, true)); |
4164020e SM |
1965 | if (!integer_decl) { |
1966 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1967 | "Cannot find implicit `int` field class alias for enumeration field class."); | |
1968 | ret = -EINVAL; | |
1969 | goto error; | |
1970 | } | |
1971 | } else { | |
1972 | ctf_field_class *decl; | |
1973 | ||
1974 | ret = visit_field_class_declarator(ctx, container_cls, &qdummy_id, NULL, &decl, NULL); | |
1975 | if (ret) { | |
1976 | BT_ASSERT(!decl); | |
1977 | ret = -EINVAL; | |
1978 | goto error; | |
1979 | } | |
1980 | ||
1981 | integer_decl = ctf_field_class_as_int(decl); | |
1982 | } | |
1983 | ||
1984 | BT_ASSERT(integer_decl); | |
1985 | ||
1986 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { | |
1987 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1988 | "Container field class for enumeration field class is not an integer field class: " | |
1989 | "fc-type=%d", | |
1990 | integer_decl->base.base.type); | |
1991 | ret = -EINVAL; | |
1992 | goto error; | |
1993 | } | |
1994 | ||
1995 | *enum_decl = ctf_field_class_enum_create(); | |
1996 | BT_ASSERT(*enum_decl); | |
1997 | (*enum_decl)->base.base.base.alignment = integer_decl->base.base.alignment; | |
1998 | ctf_field_class_int_copy_content(&(*enum_decl)->base, integer_decl); | |
1999 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
2000 | ||
2001 | bt_list_for_each_entry (iter, enumerator_list, siblings) { | |
2002 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, &last_value); | |
2003 | if (ret) { | |
2004 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
2005 | "Cannot visit enumeration field class entry: " | |
2006 | "ret=%d", | |
2007 | ret); | |
2008 | goto error; | |
2009 | } | |
2010 | } | |
2011 | ||
2012 | if (name) { | |
0f456216 | 2013 | ret = ctx_decl_scope_register_enum(ctx->current_scope, name, *enum_decl); |
4164020e SM |
2014 | if (ret) { |
2015 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2016 | "Cannot register enumeration field class in declaration scope: " | |
2017 | "ret=%d", | |
2018 | ret); | |
2019 | goto error; | |
2020 | } | |
2021 | } | |
2022 | } | |
2023 | ||
2024 | goto end; | |
e98a2d6e PP |
2025 | |
2026 | error: | |
4164020e SM |
2027 | ctf_field_class_destroy(&(*enum_decl)->base.base.base); |
2028 | *enum_decl = NULL; | |
e98a2d6e | 2029 | |
44c440bc | 2030 | end: |
4164020e SM |
2031 | ctf_field_class_destroy(&integer_decl->base.base); |
2032 | integer_decl = NULL; | |
2033 | return ret; | |
e98a2d6e PP |
2034 | } |
2035 | ||
4164020e SM |
2036 | static int visit_field_class_specifier(struct ctf_visitor_generate_ir *ctx, |
2037 | struct ctf_node *cls_specifier_list, | |
2038 | struct ctf_field_class **decl) | |
e98a2d6e | 2039 | { |
4164020e SM |
2040 | int ret = 0; |
2041 | GString *str = NULL; | |
2042 | ||
2043 | *decl = NULL; | |
2044 | str = g_string_new(""); | |
2045 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
2046 | if (ret) { | |
2047 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2048 | cls_specifier_list, "Cannot get field class specifier list's name: ret=%d", ret); | |
2049 | goto error; | |
2050 | } | |
2051 | ||
0f456216 | 2052 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1, true); |
4164020e SM |
2053 | if (!*decl) { |
2054 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
2055 | "Cannot find field class alias: name=\"%s\"", str->str); | |
2056 | ret = -EINVAL; | |
2057 | goto error; | |
2058 | } | |
2059 | ||
2060 | goto end; | |
e98a2d6e PP |
2061 | |
2062 | error: | |
4164020e SM |
2063 | ctf_field_class_destroy(*decl); |
2064 | *decl = NULL; | |
44c440bc PP |
2065 | |
2066 | end: | |
4164020e SM |
2067 | if (str) { |
2068 | g_string_free(str, TRUE); | |
2069 | } | |
e98a2d6e | 2070 | |
4164020e | 2071 | return ret; |
e98a2d6e PP |
2072 | } |
2073 | ||
4164020e SM |
2074 | static int visit_integer_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2075 | struct ctf_field_class_int **integer_decl) | |
e98a2d6e | 2076 | { |
4164020e SM |
2077 | int set = 0; |
2078 | int ret = 0; | |
2079 | int signedness = 0; | |
2080 | struct ctf_node *expression; | |
2081 | uint64_t alignment = 0, size = 0; | |
2082 | struct ctf_clock_class *mapped_clock_class = NULL; | |
2083 | enum ctf_encoding encoding = CTF_ENCODING_NONE; | |
2084 | bt_field_class_integer_preferred_display_base base = | |
2085 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2086 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2087 | ||
2088 | *integer_decl = NULL; | |
2089 | ||
2090 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2091 | struct ctf_node *left, *right; | |
2092 | ||
2093 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2094 | right = | |
2095 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2096 | ||
2097 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2098 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2099 | left->u.unary_expression.type); | |
2100 | ret = -EINVAL; | |
2101 | goto error; | |
2102 | } | |
2103 | ||
2104 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { | |
2105 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
2106 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "signed", "integer field class"); | |
2107 | ret = -EPERM; | |
2108 | goto error; | |
2109 | } | |
2110 | ||
2111 | signedness = get_boolean(ctx, right); | |
2112 | if (signedness < 0) { | |
2113 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2114 | right, | |
2115 | "Invalid boolean value for integer field class's `signed` attribute: " | |
2116 | "ret=%d", | |
2117 | ret); | |
2118 | ret = -EINVAL; | |
2119 | goto error; | |
2120 | } | |
2121 | ||
2122 | _SET(&set, _INTEGER_SIGNED_SET); | |
2123 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2124 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
2125 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", "integer field class"); | |
2126 | ret = -EPERM; | |
2127 | goto error; | |
2128 | } | |
2129 | ||
2130 | byte_order = get_real_byte_order(ctx, right); | |
2131 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2132 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2133 | right, | |
2134 | "Invalid `byte_order` attribute in integer field class: " | |
2135 | "ret=%d", | |
2136 | ret); | |
2137 | ret = -EINVAL; | |
2138 | goto error; | |
2139 | } | |
2140 | ||
2141 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2142 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { | |
2143 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2144 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "size", "integer field class"); | |
2145 | ret = -EPERM; | |
2146 | goto error; | |
2147 | } | |
2148 | ||
2149 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2150 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2151 | "Invalid `size` attribute in integer field class: " | |
2152 | "expecting unsigned constant integer: " | |
2153 | "node-type=%d", | |
2154 | right->u.unary_expression.type); | |
2155 | ret = -EINVAL; | |
2156 | goto error; | |
2157 | } | |
2158 | ||
2159 | size = right->u.unary_expression.u.unsigned_constant; | |
2160 | if (size == 0) { | |
2161 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2162 | "Invalid `size` attribute in integer field class: " | |
2163 | "expecting positive constant integer: " | |
2164 | "size=%" PRIu64, | |
2165 | size); | |
2166 | ret = -EINVAL; | |
2167 | goto error; | |
2168 | } else if (size > 64) { | |
2169 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2170 | right, | |
2171 | "Invalid `size` attribute in integer field class: " | |
2172 | "integer fields over 64 bits are not supported as of this version: " | |
2173 | "size=%" PRIu64, | |
2174 | size); | |
2175 | ret = -EINVAL; | |
2176 | goto error; | |
2177 | } | |
2178 | ||
2179 | _SET(&set, _INTEGER_SIZE_SET); | |
2180 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2181 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2182 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", "integer field class"); | |
2183 | ret = -EPERM; | |
2184 | goto error; | |
2185 | } | |
2186 | ||
2187 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2188 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2189 | "Invalid `align` attribute in integer field class: " | |
2190 | "expecting unsigned constant integer: " | |
2191 | "node-type=%d", | |
2192 | right->u.unary_expression.type); | |
2193 | ret = -EINVAL; | |
2194 | goto error; | |
2195 | } | |
2196 | ||
2197 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2198 | if (!is_align_valid(alignment)) { | |
2199 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2200 | "Invalid `align` attribute in integer field class: " | |
2201 | "expecting power of two: " | |
2202 | "align=%" PRIu64, | |
2203 | alignment); | |
2204 | ret = -EINVAL; | |
2205 | goto error; | |
2206 | } | |
2207 | ||
2208 | _SET(&set, _INTEGER_ALIGN_SET); | |
2209 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { | |
2210 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
2211 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "base", "integer field class"); | |
2212 | ret = -EPERM; | |
2213 | goto error; | |
2214 | } | |
2215 | ||
2216 | switch (right->u.unary_expression.type) { | |
2217 | case UNARY_UNSIGNED_CONSTANT: | |
2218 | { | |
2219 | uint64_t constant = right->u.unary_expression.u.unsigned_constant; | |
2220 | ||
2221 | switch (constant) { | |
2222 | case 2: | |
2223 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2224 | break; | |
2225 | case 8: | |
2226 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2227 | break; | |
2228 | case 10: | |
2229 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2230 | break; | |
2231 | case 16: | |
2232 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2233 | break; | |
2234 | default: | |
2235 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2236 | right, | |
2237 | "Invalid `base` attribute in integer field class: " | |
2238 | "base=%" PRIu64, | |
2239 | right->u.unary_expression.u.unsigned_constant); | |
2240 | ret = -EINVAL; | |
2241 | goto error; | |
2242 | } | |
2243 | break; | |
2244 | } | |
2245 | case UNARY_STRING: | |
2246 | { | |
2247 | char *s_right = | |
2248 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2249 | if (!s_right) { | |
2250 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2251 | right, | |
2252 | "Unexpected unary expression for integer field class's `base` attribute."); | |
2253 | ret = -EINVAL; | |
2254 | goto error; | |
2255 | } | |
2256 | ||
2257 | if (strcmp(s_right, "decimal") == 0 || strcmp(s_right, "dec") == 0 || | |
2258 | strcmp(s_right, "d") == 0 || strcmp(s_right, "i") == 0 || | |
2259 | strcmp(s_right, "u") == 0) { | |
2260 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2261 | } else if (strcmp(s_right, "hexadecimal") == 0 || strcmp(s_right, "hex") == 0 || | |
2262 | strcmp(s_right, "x") == 0 || strcmp(s_right, "X") == 0 || | |
2263 | strcmp(s_right, "p") == 0) { | |
2264 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2265 | } else if (strcmp(s_right, "octal") == 0 || strcmp(s_right, "oct") == 0 || | |
2266 | strcmp(s_right, "o") == 0) { | |
2267 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2268 | } else if (strcmp(s_right, "binary") == 0 || strcmp(s_right, "b") == 0) { | |
2269 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2270 | } else { | |
2271 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2272 | right, | |
2273 | "Unexpected unary expression for integer field class's `base` attribute: " | |
2274 | "base=\"%s\"", | |
2275 | s_right); | |
2276 | g_free(s_right); | |
2277 | ret = -EINVAL; | |
2278 | goto error; | |
2279 | } | |
2280 | ||
2281 | g_free(s_right); | |
2282 | break; | |
2283 | } | |
2284 | default: | |
2285 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2286 | right, "Invalid `base` attribute in integer field class: " | |
2287 | "expecting unsigned constant integer or unary string."); | |
2288 | ret = -EINVAL; | |
2289 | goto error; | |
2290 | } | |
2291 | ||
2292 | _SET(&set, _INTEGER_BASE_SET); | |
2293 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2294 | char *s_right; | |
2295 | ||
2296 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
2297 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "integer field class"); | |
2298 | ret = -EPERM; | |
2299 | goto error; | |
2300 | } | |
2301 | ||
2302 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2303 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2304 | right, "Invalid `encoding` attribute in integer field class: " | |
2305 | "expecting unary string."); | |
2306 | ret = -EINVAL; | |
2307 | goto error; | |
2308 | } | |
2309 | ||
2310 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2311 | if (!s_right) { | |
2312 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2313 | right, | |
2314 | "Unexpected unary expression for integer field class's `encoding` attribute."); | |
2315 | ret = -EINVAL; | |
2316 | goto error; | |
2317 | } | |
2318 | ||
2319 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2320 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2321 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2322 | encoding = CTF_ENCODING_UTF8; | |
2323 | } else if (strcmp(s_right, "none") == 0) { | |
2324 | encoding = CTF_ENCODING_NONE; | |
2325 | } else { | |
2326 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2327 | right, | |
2328 | "Invalid `encoding` attribute in integer field class: " | |
2329 | "unknown encoding: encoding=\"%s\"", | |
2330 | s_right); | |
2331 | g_free(s_right); | |
2332 | ret = -EINVAL; | |
2333 | goto error; | |
2334 | } | |
2335 | ||
2336 | g_free(s_right); | |
2337 | _SET(&set, _INTEGER_ENCODING_SET); | |
2338 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { | |
2339 | const char *clock_name; | |
2340 | ||
2341 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
2342 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "map", "integer field class"); | |
2343 | ret = -EPERM; | |
2344 | goto error; | |
2345 | } | |
2346 | ||
2347 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2348 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2349 | "Invalid `map` attribute in integer field class: " | |
2350 | "expecting unary string."); | |
2351 | ret = -EINVAL; | |
2352 | goto error; | |
2353 | } | |
2354 | ||
2355 | clock_name = get_map_clock_name_value(&expression->u.ctf_expression.right); | |
2356 | if (!clock_name) { | |
2357 | char *s_right = | |
2358 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2359 | ||
2360 | if (!s_right) { | |
2361 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2362 | right, | |
2363 | "Unexpected unary expression for integer field class's `map` attribute."); | |
2364 | ret = -EINVAL; | |
2365 | goto error; | |
2366 | } | |
2367 | ||
2368 | _BT_COMP_LOGE_NODE(right, | |
2369 | "Invalid `map` attribute in integer field class: " | |
2370 | "cannot find clock class at this point: name=\"%s\"", | |
2371 | s_right); | |
2372 | _SET(&set, _INTEGER_MAP_SET); | |
2373 | g_free(s_right); | |
2374 | continue; | |
2375 | } | |
2376 | ||
2377 | mapped_clock_class = | |
2378 | ctf_trace_class_borrow_clock_class_by_name(ctx->ctf_tc, clock_name); | |
2379 | if (!mapped_clock_class) { | |
2380 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2381 | right, | |
2382 | "Invalid `map` attribute in integer field class: " | |
2383 | "cannot find clock class at this point: name=\"%s\"", | |
2384 | clock_name); | |
2385 | ret = -EINVAL; | |
2386 | goto error; | |
2387 | } | |
2388 | ||
2389 | _SET(&set, _INTEGER_MAP_SET); | |
2390 | } else { | |
2391 | _BT_COMP_LOGW_NODE(left, | |
2392 | "Unknown attribute in integer field class: " | |
2393 | "attr-name=\"%s\"", | |
2394 | left->u.unary_expression.u.string); | |
2395 | } | |
2396 | } | |
2397 | ||
2398 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2399 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2400 | "Missing `size` attribute in integer field class."); | |
2401 | ret = -EPERM; | |
2402 | goto error; | |
2403 | } | |
2404 | ||
2405 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2406 | if (size % CHAR_BIT) { | |
2407 | /* Bit-packed alignment */ | |
2408 | alignment = 1; | |
2409 | } else { | |
2410 | /* Byte-packed alignment */ | |
2411 | alignment = CHAR_BIT; | |
2412 | } | |
2413 | } | |
2414 | ||
2415 | *integer_decl = ctf_field_class_int_create(); | |
2416 | BT_ASSERT(*integer_decl); | |
2417 | (*integer_decl)->base.base.alignment = alignment; | |
2418 | (*integer_decl)->base.byte_order = byte_order; | |
2419 | (*integer_decl)->base.size = size; | |
2420 | (*integer_decl)->is_signed = (signedness > 0); | |
2421 | (*integer_decl)->disp_base = base; | |
2422 | (*integer_decl)->encoding = encoding; | |
2423 | (*integer_decl)->mapped_clock_class = mapped_clock_class; | |
2424 | return 0; | |
e98a2d6e PP |
2425 | |
2426 | error: | |
4164020e SM |
2427 | ctf_field_class_destroy(&(*integer_decl)->base.base); |
2428 | *integer_decl = NULL; | |
2429 | return ret; | |
e98a2d6e PP |
2430 | } |
2431 | ||
4164020e SM |
2432 | static int visit_floating_point_number_decl(struct ctf_visitor_generate_ir *ctx, |
2433 | struct bt_list_head *expressions, | |
2434 | struct ctf_field_class_float **float_decl) | |
e98a2d6e | 2435 | { |
4164020e SM |
2436 | int set = 0; |
2437 | int ret = 0; | |
2438 | struct ctf_node *expression; | |
2439 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2440 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2441 | ||
2442 | *float_decl = NULL; | |
2443 | ||
2444 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2445 | struct ctf_node *left, *right; | |
2446 | ||
2447 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2448 | right = | |
2449 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2450 | ||
2451 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2452 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2453 | left->u.unary_expression.type); | |
2454 | ret = -EINVAL; | |
2455 | goto error; | |
2456 | } | |
2457 | ||
2458 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2459 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
2460 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", | |
2461 | "floating point number field class"); | |
2462 | ret = -EPERM; | |
2463 | goto error; | |
2464 | } | |
2465 | ||
2466 | byte_order = get_real_byte_order(ctx, right); | |
2467 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2468 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2469 | right, | |
2470 | "Invalid `byte_order` attribute in floating point number field class: " | |
2471 | "ret=%d", | |
2472 | ret); | |
2473 | ret = -EINVAL; | |
2474 | goto error; | |
2475 | } | |
2476 | ||
2477 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2478 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { | |
2479 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2480 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "exp_dig", | |
2481 | "floating point number field class"); | |
2482 | ret = -EPERM; | |
2483 | goto error; | |
2484 | } | |
2485 | ||
2486 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2487 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2488 | right, | |
2489 | "Invalid `exp_dig` attribute in floating point number field class: " | |
2490 | "expecting unsigned constant integer: " | |
2491 | "node-type=%d", | |
2492 | right->u.unary_expression.type); | |
2493 | ret = -EINVAL; | |
2494 | goto error; | |
2495 | } | |
2496 | ||
2497 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2498 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2499 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { | |
2500 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2501 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "mant_dig", | |
2502 | "floating point number field class"); | |
2503 | ret = -EPERM; | |
2504 | goto error; | |
2505 | } | |
2506 | ||
2507 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2508 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2509 | right, | |
2510 | "Invalid `mant_dig` attribute in floating point number field class: " | |
2511 | "expecting unsigned constant integer: " | |
2512 | "node-type=%d", | |
2513 | right->u.unary_expression.type); | |
2514 | ret = -EINVAL; | |
2515 | goto error; | |
2516 | } | |
2517 | ||
2518 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
2519 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2520 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2521 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
2522 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", | |
2523 | "floating point number field class"); | |
2524 | ret = -EPERM; | |
2525 | goto error; | |
2526 | } | |
2527 | ||
2528 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2529 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2530 | right, | |
2531 | "Invalid `align` attribute in floating point number field class: " | |
2532 | "expecting unsigned constant integer: " | |
2533 | "node-type=%d", | |
2534 | right->u.unary_expression.type); | |
2535 | ret = -EINVAL; | |
2536 | goto error; | |
2537 | } | |
2538 | ||
2539 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2540 | ||
2541 | if (!is_align_valid(alignment)) { | |
2542 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2543 | right, | |
2544 | "Invalid `align` attribute in floating point number field class: " | |
2545 | "expecting power of two: " | |
2546 | "align=%" PRIu64, | |
2547 | alignment); | |
2548 | ret = -EINVAL; | |
2549 | goto error; | |
2550 | } | |
2551 | ||
2552 | _SET(&set, _FLOAT_ALIGN_SET); | |
2553 | } else { | |
2554 | _BT_COMP_LOGW_NODE(left, | |
2555 | "Unknown attribute in floating point number field class: " | |
2556 | "attr-name=\"%s\"", | |
2557 | left->u.unary_expression.u.string); | |
2558 | } | |
2559 | } | |
2560 | ||
2561 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2562 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2563 | "Missing `mant_dig` attribute in floating point number field class."); | |
2564 | ret = -EPERM; | |
2565 | goto error; | |
2566 | } | |
2567 | ||
2568 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2569 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2570 | "Missing `exp_dig` attribute in floating point number field class."); | |
2571 | ret = -EPERM; | |
2572 | goto error; | |
2573 | } | |
2574 | ||
2575 | if (mant_dig != 24 && mant_dig != 53) { | |
2576 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`mant_dig` attribute: expecting 24 or 53."); | |
2577 | ret = -EPERM; | |
2578 | goto error; | |
2579 | } | |
2580 | ||
2581 | if (mant_dig == 24 && exp_dig != 8) { | |
2582 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2583 | "`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); | |
2584 | ret = -EPERM; | |
2585 | goto error; | |
2586 | } | |
2587 | ||
2588 | if (mant_dig == 53 && exp_dig != 11) { | |
2589 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2590 | "`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); | |
2591 | ret = -EPERM; | |
2592 | goto error; | |
2593 | } | |
2594 | ||
2595 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2596 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2597 | /* Bit-packed alignment */ | |
2598 | alignment = 1; | |
2599 | } else { | |
2600 | /* Byte-packed alignment */ | |
2601 | alignment = CHAR_BIT; | |
2602 | } | |
2603 | } | |
2604 | ||
2605 | *float_decl = ctf_field_class_float_create(); | |
2606 | BT_ASSERT(*float_decl); | |
2607 | (*float_decl)->base.base.alignment = alignment; | |
2608 | (*float_decl)->base.byte_order = byte_order; | |
2609 | (*float_decl)->base.size = mant_dig + exp_dig; | |
2610 | return 0; | |
e98a2d6e PP |
2611 | |
2612 | error: | |
4164020e SM |
2613 | ctf_field_class_destroy(&(*float_decl)->base.base); |
2614 | *float_decl = NULL; | |
2615 | return ret; | |
e98a2d6e PP |
2616 | } |
2617 | ||
4164020e SM |
2618 | static int visit_string_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2619 | struct ctf_field_class_string **string_decl) | |
e98a2d6e | 2620 | { |
4164020e SM |
2621 | int set = 0; |
2622 | int ret = 0; | |
2623 | struct ctf_node *expression; | |
2624 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; | |
2625 | ||
2626 | *string_decl = NULL; | |
2627 | ||
2628 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2629 | struct ctf_node *left, *right; | |
2630 | ||
2631 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2632 | right = | |
2633 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2634 | ||
2635 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2636 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2637 | left->u.unary_expression.type); | |
2638 | ret = -EINVAL; | |
2639 | goto error; | |
2640 | } | |
2641 | ||
2642 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2643 | char *s_right; | |
2644 | ||
2645 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
2646 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "string field class"); | |
2647 | ret = -EPERM; | |
2648 | goto error; | |
2649 | } | |
2650 | ||
2651 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2652 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2653 | right, "Invalid `encoding` attribute in string field class: " | |
2654 | "expecting unary string."); | |
2655 | ret = -EINVAL; | |
2656 | goto error; | |
2657 | } | |
2658 | ||
2659 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2660 | if (!s_right) { | |
2661 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2662 | right, | |
2663 | "Unexpected unary expression for string field class's `encoding` attribute."); | |
2664 | ret = -EINVAL; | |
2665 | goto error; | |
2666 | } | |
2667 | ||
2668 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2669 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2670 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2671 | encoding = CTF_ENCODING_UTF8; | |
2672 | } else if (strcmp(s_right, "none") == 0) { | |
2673 | encoding = CTF_ENCODING_NONE; | |
2674 | } else { | |
2675 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2676 | right, | |
2677 | "Invalid `encoding` attribute in string field class: " | |
2678 | "unknown encoding: encoding=\"%s\"", | |
2679 | s_right); | |
2680 | g_free(s_right); | |
2681 | ret = -EINVAL; | |
2682 | goto error; | |
2683 | } | |
2684 | ||
2685 | g_free(s_right); | |
2686 | _SET(&set, _STRING_ENCODING_SET); | |
2687 | } else { | |
2688 | _BT_COMP_LOGW_NODE(left, | |
2689 | "Unknown attribute in string field class: " | |
2690 | "attr-name=\"%s\"", | |
2691 | left->u.unary_expression.u.string); | |
2692 | } | |
2693 | } | |
2694 | ||
2695 | *string_decl = ctf_field_class_string_create(); | |
2696 | BT_ASSERT(*string_decl); | |
2697 | (*string_decl)->encoding = encoding; | |
2698 | return 0; | |
e98a2d6e PP |
2699 | |
2700 | error: | |
4164020e SM |
2701 | ctf_field_class_destroy(&(*string_decl)->base); |
2702 | *string_decl = NULL; | |
2703 | return ret; | |
e98a2d6e PP |
2704 | } |
2705 | ||
4164020e SM |
2706 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
2707 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e | 2708 | { |
4164020e SM |
2709 | int ret = 0; |
2710 | struct ctf_node *first, *node; | |
2711 | ||
2712 | *decl = NULL; | |
2713 | ||
2714 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
2715 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(ts_list, "Unexpected node type: node-type=%d", | |
2716 | ts_list->type); | |
2717 | ret = -EINVAL; | |
2718 | goto error; | |
2719 | } | |
2720 | ||
2721 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, struct ctf_node, | |
2722 | siblings); | |
2723 | if (first->type != NODE_TYPE_SPECIFIER) { | |
2724 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", first->type); | |
2725 | ret = -EINVAL; | |
2726 | goto error; | |
2727 | } | |
2728 | ||
2729 | node = first->u.field_class_specifier.node; | |
2730 | ||
2731 | switch (first->u.field_class_specifier.type) { | |
2732 | case TYPESPEC_INTEGER: | |
2733 | { | |
2734 | ctf_field_class_int *int_decl; | |
2735 | ||
2736 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, &int_decl); | |
2737 | if (ret) { | |
2738 | BT_ASSERT(!int_decl); | |
2739 | goto error; | |
2740 | } | |
2741 | ||
2742 | *decl = &int_decl->base.base; | |
2743 | break; | |
2744 | } | |
2745 | case TYPESPEC_FLOATING_POINT: | |
2746 | { | |
2747 | ctf_field_class_float *float_decl; | |
2748 | ||
2749 | ret = | |
2750 | visit_floating_point_number_decl(ctx, &node->u.floating_point.expressions, &float_decl); | |
2751 | if (ret) { | |
2752 | BT_ASSERT(!float_decl); | |
2753 | goto error; | |
2754 | } | |
2755 | ||
2756 | *decl = &float_decl->base.base; | |
2757 | break; | |
2758 | } | |
2759 | case TYPESPEC_STRING: | |
2760 | { | |
2761 | ctf_field_class_string *string_decl; | |
2762 | ||
2763 | ret = visit_string_decl(ctx, &node->u.string.expressions, &string_decl); | |
2764 | if (ret) { | |
2765 | BT_ASSERT(!string_decl); | |
2766 | goto error; | |
2767 | } | |
2768 | ||
2769 | *decl = &string_decl->base; | |
2770 | break; | |
2771 | } | |
2772 | case TYPESPEC_STRUCT: | |
2773 | { | |
2774 | ctf_field_class_struct *struct_decl; | |
2775 | ||
2776 | ret = visit_struct_decl(ctx, node->u._struct.name, &node->u._struct.declaration_list, | |
2777 | node->u._struct.has_body, &node->u._struct.min_align, &struct_decl); | |
2778 | if (ret) { | |
2779 | BT_ASSERT(!struct_decl); | |
2780 | goto error; | |
2781 | } | |
2782 | ||
2783 | *decl = &struct_decl->base; | |
2784 | break; | |
2785 | } | |
2786 | case TYPESPEC_VARIANT: | |
2787 | { | |
2788 | ctf_field_class_variant *variant_decl; | |
2789 | ||
2790 | ret = visit_variant_decl(ctx, node->u.variant.name, node->u.variant.choice, | |
2791 | &node->u.variant.declaration_list, node->u.variant.has_body, | |
2792 | &variant_decl); | |
2793 | if (ret) { | |
2794 | BT_ASSERT(!variant_decl); | |
2795 | goto error; | |
2796 | } | |
2797 | ||
2798 | *decl = &variant_decl->base; | |
2799 | break; | |
2800 | } | |
2801 | case TYPESPEC_ENUM: | |
2802 | { | |
2803 | ctf_field_class_enum *enum_decl; | |
2804 | ||
2805 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, node->u._enum.container_field_class, | |
2806 | &node->u._enum.enumerator_list, node->u._enum.has_body, &enum_decl); | |
2807 | if (ret) { | |
2808 | BT_ASSERT(!enum_decl); | |
2809 | goto error; | |
2810 | } | |
2811 | ||
2812 | *decl = &enum_decl->base.base.base; | |
2813 | break; | |
2814 | } | |
2815 | case TYPESPEC_VOID: | |
2816 | case TYPESPEC_CHAR: | |
2817 | case TYPESPEC_SHORT: | |
2818 | case TYPESPEC_INT: | |
2819 | case TYPESPEC_LONG: | |
2820 | case TYPESPEC_FLOAT: | |
2821 | case TYPESPEC_DOUBLE: | |
2822 | case TYPESPEC_SIGNED: | |
2823 | case TYPESPEC_UNSIGNED: | |
2824 | case TYPESPEC_BOOL: | |
2825 | case TYPESPEC_COMPLEX: | |
2826 | case TYPESPEC_IMAGINARY: | |
2827 | case TYPESPEC_CONST: | |
2828 | case TYPESPEC_ID_TYPE: | |
2829 | ret = visit_field_class_specifier(ctx, ts_list, decl); | |
2830 | if (ret) { | |
2831 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Cannot visit field class specifier: ret=%d", | |
2832 | ret); | |
2833 | BT_ASSERT(!*decl); | |
2834 | goto error; | |
2835 | } | |
2836 | break; | |
2837 | default: | |
2838 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, | |
2839 | "Unexpected field class specifier type: node-type=%d", | |
2840 | first->u.field_class_specifier.type); | |
2841 | ret = -EINVAL; | |
2842 | goto error; | |
2843 | } | |
2844 | ||
2845 | BT_ASSERT(*decl); | |
2846 | return 0; | |
e98a2d6e PP |
2847 | |
2848 | error: | |
4164020e SM |
2849 | ctf_field_class_destroy(*decl); |
2850 | *decl = NULL; | |
2851 | return ret; | |
e98a2d6e PP |
2852 | } |
2853 | ||
4164020e SM |
2854 | static int visit_event_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
2855 | struct ctf_event_class *event_class, uint64_t *stream_id, | |
2856 | int *set) | |
e98a2d6e | 2857 | { |
4164020e SM |
2858 | int ret = 0; |
2859 | char *left = NULL; | |
2860 | ||
2861 | switch (node->type) { | |
2862 | case NODE_TYPEDEF: | |
2863 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
2864 | &node->u.field_class_def.field_class_declarators); | |
2865 | if (ret) { | |
2866 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in event class."); | |
2867 | goto error; | |
2868 | } | |
2869 | break; | |
2870 | case NODE_TYPEALIAS: | |
2871 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
2872 | node->u.field_class_alias.alias); | |
2873 | if (ret) { | |
2874 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2875 | "Cannot add field class alias found in event class."); | |
2876 | goto error; | |
2877 | } | |
2878 | break; | |
2879 | case NODE_CTF_EXPRESSION: | |
2880 | { | |
2881 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
2882 | if (!left) { | |
2883 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
2884 | ret = -EINVAL; | |
2885 | goto error; | |
2886 | } | |
2887 | ||
2888 | if (strcmp(left, "name") == 0) { | |
2889 | /* This is already known at this stage */ | |
2890 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
2891 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "name", "event class"); | |
2892 | ret = -EPERM; | |
2893 | goto error; | |
2894 | } | |
2895 | ||
2896 | _SET(set, _EVENT_NAME_SET); | |
2897 | } else if (strcmp(left, "id") == 0) { | |
2898 | int64_t id = -1; | |
2899 | ||
2900 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
2901 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "event class"); | |
2902 | ret = -EPERM; | |
2903 | goto error; | |
2904 | } | |
2905 | ||
2906 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
2907 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
2908 | if (ret || (!ret && id < 0)) { | |
2909 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2910 | node, "Unexpected unary expression for event class's `id` attribute."); | |
2911 | ret = -EINVAL; | |
2912 | goto error; | |
2913 | } | |
2914 | ||
2915 | event_class->id = id; | |
2916 | _SET(set, _EVENT_ID_SET); | |
2917 | } else if (strcmp(left, "stream_id") == 0) { | |
2918 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
2919 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "stream_id", "event class"); | |
2920 | ret = -EPERM; | |
2921 | goto error; | |
2922 | } | |
2923 | ||
2924 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, stream_id); | |
2925 | ||
2926 | /* | |
2927 | * Only read "stream_id" if get_unary_unsigned() | |
2928 | * succeeded. | |
2929 | */ | |
2930 | if (ret) { | |
2931 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2932 | node, "Unexpected unary expression for event class's `stream_id` attribute."); | |
2933 | ret = -EINVAL; | |
2934 | goto error; | |
2935 | } | |
2936 | ||
2937 | _SET(set, _EVENT_STREAM_ID_SET); | |
2938 | } else if (strcmp(left, "context") == 0) { | |
2939 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
2940 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `context` entry in event class."); | |
2941 | ret = -EPERM; | |
2942 | goto error; | |
2943 | } | |
2944 | ||
2945 | ret = visit_field_class_specifier_list( | |
2946 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2947 | &event_class->spec_context_fc); | |
2948 | if (ret) { | |
2949 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2950 | "Cannot create event class's context field class."); | |
2951 | goto error; | |
2952 | } | |
2953 | ||
2954 | BT_ASSERT(event_class->spec_context_fc); | |
2955 | _SET(set, _EVENT_CONTEXT_SET); | |
2956 | } else if (strcmp(left, "fields") == 0) { | |
2957 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
2958 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `fields` entry in event class."); | |
2959 | ret = -EPERM; | |
2960 | goto error; | |
2961 | } | |
2962 | ||
2963 | ret = visit_field_class_specifier_list( | |
2964 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2965 | &event_class->payload_fc); | |
2966 | if (ret) { | |
2967 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2968 | "Cannot create event class's payload field class."); | |
2969 | goto error; | |
2970 | } | |
2971 | ||
2972 | BT_ASSERT(event_class->payload_fc); | |
2973 | _SET(set, _EVENT_FIELDS_SET); | |
2974 | } else if (strcmp(left, "loglevel") == 0) { | |
2975 | uint64_t loglevel_value; | |
2976 | bool is_log_level_known = true; | |
2977 | bt_event_class_log_level log_level; | |
2978 | ||
2979 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { | |
2980 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "loglevel", "event class"); | |
2981 | ret = -EPERM; | |
2982 | goto error; | |
2983 | } | |
2984 | ||
2985 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &loglevel_value); | |
2986 | if (ret) { | |
2987 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2988 | node, "Unexpected unary expression for event class's `loglevel` attribute."); | |
2989 | ret = -EINVAL; | |
2990 | goto error; | |
2991 | } | |
2992 | ||
2993 | switch (loglevel_value) { | |
2994 | case 0: | |
2995 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; | |
2996 | break; | |
2997 | case 1: | |
2998 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; | |
2999 | break; | |
3000 | case 2: | |
3001 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; | |
3002 | break; | |
3003 | case 3: | |
3004 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; | |
3005 | break; | |
3006 | case 4: | |
3007 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; | |
3008 | break; | |
3009 | case 5: | |
3010 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; | |
3011 | break; | |
3012 | case 6: | |
3013 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; | |
3014 | break; | |
3015 | case 7: | |
3016 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; | |
3017 | break; | |
3018 | case 8: | |
3019 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; | |
3020 | break; | |
3021 | case 9: | |
3022 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; | |
3023 | break; | |
3024 | case 10: | |
3025 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; | |
3026 | break; | |
3027 | case 11: | |
3028 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; | |
3029 | break; | |
3030 | case 12: | |
3031 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; | |
3032 | break; | |
3033 | case 13: | |
3034 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; | |
3035 | break; | |
3036 | case 14: | |
3037 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; | |
3038 | break; | |
3039 | default: | |
3040 | is_log_level_known = false; | |
3041 | _BT_COMP_LOGW_NODE( | |
3042 | node, | |
3043 | "Not setting event class's log level because its value is unknown: " | |
3044 | "log-level=%" PRIu64, | |
3045 | loglevel_value); | |
3046 | } | |
3047 | ||
3048 | if (is_log_level_known) { | |
3049 | ctf_event_class_set_log_level(event_class, log_level); | |
3050 | } | |
3051 | ||
3052 | _SET(set, _EVENT_LOG_LEVEL_SET); | |
3053 | } else if (strcmp(left, "model.emf.uri") == 0) { | |
3054 | char *right; | |
3055 | ||
3056 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
3057 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "model.emf.uri", "event class"); | |
3058 | ret = -EPERM; | |
3059 | goto error; | |
3060 | } | |
3061 | ||
3062 | right = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.right); | |
3063 | if (!right) { | |
3064 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3065 | node, | |
3066 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
3067 | ret = -EINVAL; | |
3068 | goto error; | |
3069 | } | |
3070 | ||
3071 | if (strlen(right) == 0) { | |
3072 | _BT_COMP_LOGW_NODE(node, "Not setting event class's EMF URI because it's empty."); | |
3073 | } else { | |
3074 | g_string_assign(event_class->emf_uri, right); | |
3075 | } | |
3076 | ||
3077 | g_free(right); | |
3078 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3079 | } else { | |
3080 | _BT_COMP_LOGW_NODE(node, | |
3081 | "Unknown attribute in event class: " | |
3082 | "attr-name=\"%s\"", | |
3083 | left); | |
3084 | } | |
3085 | ||
3086 | g_free(left); | |
3087 | left = NULL; | |
3088 | break; | |
3089 | } | |
3090 | default: | |
3091 | ret = -EPERM; | |
3092 | goto error; | |
3093 | } | |
3094 | ||
3095 | goto end; | |
e98a2d6e PP |
3096 | |
3097 | error: | |
4164020e | 3098 | g_free(left); |
e98a2d6e | 3099 | |
44c440bc | 3100 | end: |
4164020e | 3101 | return ret; |
e98a2d6e PP |
3102 | } |
3103 | ||
4164020e | 3104 | static char *get_event_decl_name(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3105 | { |
4164020e SM |
3106 | char *left = NULL; |
3107 | char *name = NULL; | |
3108 | struct ctf_node *iter; | |
3109 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3110 | ||
3111 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3112 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3113 | continue; | |
3114 | } | |
3115 | ||
3116 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3117 | if (!left) { | |
3118 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot concatenate unary strings."); | |
3119 | goto error; | |
3120 | } | |
3121 | ||
3122 | if (strcmp(left, "name") == 0) { | |
3123 | name = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.right); | |
3124 | if (!name) { | |
3125 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3126 | iter, "Unexpected unary expression for event class's `name` attribute."); | |
3127 | goto error; | |
3128 | } | |
3129 | } | |
3130 | ||
3131 | g_free(left); | |
3132 | left = NULL; | |
3133 | ||
3134 | if (name) { | |
3135 | break; | |
3136 | } | |
3137 | } | |
3138 | ||
3139 | return name; | |
e98a2d6e PP |
3140 | |
3141 | error: | |
4164020e SM |
3142 | g_free(left); |
3143 | return NULL; | |
e98a2d6e PP |
3144 | } |
3145 | ||
4164020e | 3146 | static int visit_event_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3147 | { |
4164020e SM |
3148 | int ret = 0; |
3149 | int set = 0; | |
3150 | struct ctf_node *iter; | |
3151 | uint64_t stream_id = 0; | |
3152 | char *event_name = NULL; | |
3153 | struct ctf_event_class *event_class = NULL; | |
3154 | struct ctf_stream_class *stream_class = NULL; | |
3155 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3156 | bool pop_scope = false; | |
3157 | ||
3158 | if (node->visited) { | |
3159 | goto end; | |
3160 | } | |
3161 | ||
3162 | node->visited = TRUE; | |
3163 | event_name = get_event_decl_name(ctx, node); | |
3164 | if (!event_name) { | |
3165 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `name` attribute in event class."); | |
3166 | ret = -EPERM; | |
3167 | goto error; | |
3168 | } | |
3169 | ||
3170 | event_class = ctf_event_class_create(); | |
3171 | BT_ASSERT(event_class); | |
3172 | g_string_assign(event_class->name, event_name); | |
3173 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3174 | pop_scope = true; | |
3175 | ||
3176 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3177 | ret = visit_event_decl_entry(ctx, iter, event_class, &stream_id, &set); | |
3178 | if (ret) { | |
3179 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3180 | "Cannot visit event class's entry: " | |
3181 | "ret=%d", | |
3182 | ret); | |
3183 | goto error; | |
3184 | } | |
3185 | } | |
3186 | ||
3187 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3188 | /* | |
3189 | * Allow missing stream_id if there is only a single | |
3190 | * stream class. | |
3191 | */ | |
3192 | switch (ctx->ctf_tc->stream_classes->len) { | |
3193 | case 0: | |
3194 | /* Create implicit stream class if there's none */ | |
3195 | stream_id = 0; | |
3196 | stream_class = ctf_stream_class_create(); | |
3197 | BT_ASSERT(stream_class); | |
3198 | stream_class->id = stream_id; | |
3199 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3200 | break; | |
3201 | case 1: | |
3202 | /* Single stream class: get its ID */ | |
3203 | stream_class = (ctf_stream_class *) ctx->ctf_tc->stream_classes->pdata[0]; | |
3204 | stream_id = stream_class->id; | |
3205 | break; | |
3206 | default: | |
3207 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `stream_id` attribute in event class."); | |
3208 | ret = -EPERM; | |
3209 | goto error; | |
3210 | } | |
3211 | } | |
3212 | ||
3213 | /* We have the stream ID now; get the stream class if found */ | |
3214 | if (!stream_class) { | |
3215 | stream_class = ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_id); | |
3216 | if (!stream_class) { | |
3217 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3218 | "Cannot find stream class at this point: " | |
3219 | "id=%" PRId64, | |
3220 | stream_id); | |
3221 | ret = -EINVAL; | |
3222 | goto error; | |
3223 | } | |
3224 | } | |
3225 | ||
3226 | BT_ASSERT(stream_class); | |
3227 | ||
3228 | if (!_IS_SET(&set, _EVENT_ID_SET)) { | |
3229 | /* Allow only one event without ID per stream */ | |
3230 | if (stream_class->event_classes->len != 0) { | |
3231 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `id` attribute in event class."); | |
3232 | ret = -EPERM; | |
3233 | goto error; | |
3234 | } | |
3235 | ||
3236 | /* Automatic ID */ | |
3237 | event_class->id = 0; | |
3238 | } | |
3239 | ||
3240 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, event_class->id)) { | |
3241 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3242 | "Duplicate event class (same ID) in the same stream class: " | |
3243 | "id=%" PRId64, | |
3244 | event_class->id); | |
3245 | ret = -EEXIST; | |
3246 | goto error; | |
3247 | } | |
3248 | ||
3249 | ctf_stream_class_append_event_class(stream_class, event_class); | |
3250 | event_class = NULL; | |
3251 | goto end; | |
e98a2d6e PP |
3252 | |
3253 | error: | |
4164020e SM |
3254 | ctf_event_class_destroy(event_class); |
3255 | event_class = NULL; | |
44c440bc | 3256 | |
4164020e SM |
3257 | if (ret >= 0) { |
3258 | ret = -1; | |
3259 | } | |
e98a2d6e | 3260 | |
1e649dff | 3261 | end: |
4164020e SM |
3262 | if (pop_scope) { |
3263 | ctx_pop_scope(ctx); | |
3264 | } | |
e98a2d6e | 3265 | |
4164020e | 3266 | g_free(event_name); |
44c440bc | 3267 | |
4164020e | 3268 | return ret; |
e98a2d6e PP |
3269 | } |
3270 | ||
4164020e SM |
3271 | static int auto_map_field_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3272 | struct ctf_field_class *fc) | |
56b43721 | 3273 | { |
4164020e | 3274 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
4164020e SM |
3275 | uint64_t clock_class_count; |
3276 | ||
3277 | if (!fc) { | |
ab003dc0 | 3278 | return 0; |
4164020e SM |
3279 | } |
3280 | ||
3281 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
ab003dc0 | 3282 | return 0; |
4164020e SM |
3283 | } |
3284 | ||
ab003dc0 SM |
3285 | ctf_field_class_int *int_fc = ctf_field_class_as_int(fc); |
3286 | ||
4164020e SM |
3287 | if (int_fc->mapped_clock_class) { |
3288 | /* Already mapped */ | |
ab003dc0 | 3289 | return 0; |
4164020e SM |
3290 | } |
3291 | ||
3292 | clock_class_count = ctx->ctf_tc->clock_classes->len; | |
3293 | ||
3294 | switch (clock_class_count) { | |
3295 | case 0: | |
3296 | /* | |
3297 | * No clock class exists in the trace at this point. Create an | |
3298 | * implicit one at 1 GHz, named `default`, and use this clock | |
3299 | * class. | |
3300 | */ | |
3301 | clock_class_to_map_to = ctf_clock_class_create(); | |
3302 | BT_ASSERT(clock_class_to_map_to); | |
3303 | clock_class_to_map_to->frequency = UINT64_C(1000000000); | |
3304 | g_string_assign(clock_class_to_map_to->name, "default"); | |
4164020e SM |
3305 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock_class_to_map_to); |
3306 | break; | |
3307 | case 1: | |
3308 | /* | |
3309 | * Only one clock class exists in the trace at this point: use | |
3310 | * this one. | |
3311 | */ | |
3312 | clock_class_to_map_to = (ctf_clock_class *) ctx->ctf_tc->clock_classes->pdata[0]; | |
3313 | break; | |
3314 | default: | |
3315 | /* | |
3316 | * Timestamp field not mapped to a clock class and there's more | |
3317 | * than one clock class in the trace: this is an error. | |
3318 | */ | |
3319 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3320 | "Timestamp field found with no mapped clock class, " | |
3321 | "but there's more than one clock class in the trace at this point."); | |
ab003dc0 | 3322 | return -1; |
4164020e SM |
3323 | } |
3324 | ||
3325 | BT_ASSERT(clock_class_to_map_to); | |
3326 | int_fc->mapped_clock_class = clock_class_to_map_to; | |
56b43721 | 3327 | |
ab003dc0 | 3328 | return 0; |
7bf5af54 | 3329 | } |
56b43721 | 3330 | |
4164020e SM |
3331 | static int auto_map_fields_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3332 | struct ctf_field_class *root_fc, | |
3333 | const char *field_name) | |
7bf5af54 | 3334 | { |
4164020e SM |
3335 | int ret = 0; |
3336 | uint64_t i, count; | |
3337 | struct ctf_field_class_struct *struct_fc = (ctf_field_class_struct *) root_fc; | |
3338 | struct ctf_field_class_variant *var_fc = (ctf_field_class_variant *) root_fc; | |
3339 | ||
3340 | if (!root_fc) { | |
3341 | goto end; | |
3342 | } | |
3343 | ||
3344 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && | |
3345 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3346 | goto end; | |
3347 | } | |
3348 | ||
3349 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3350 | count = struct_fc->members->len; | |
3351 | } else { | |
3352 | count = var_fc->options->len; | |
3353 | } | |
3354 | ||
3355 | for (i = 0; i < count; i++) { | |
3356 | struct ctf_named_field_class *named_fc = NULL; | |
3357 | ||
3358 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3359 | named_fc = ctf_field_class_struct_borrow_member_by_index(struct_fc, i); | |
3360 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3361 | named_fc = ctf_field_class_variant_borrow_option_by_index(var_fc, i); | |
3362 | } else { | |
3363 | bt_common_abort(); | |
3364 | } | |
3365 | ||
3366 | if (strcmp(named_fc->name->str, field_name) == 0) { | |
3367 | ret = auto_map_field_to_trace_clock_class(ctx, named_fc->fc); | |
3368 | if (ret) { | |
3369 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3370 | "Cannot automatically map field to trace's clock class: " | |
3371 | "field-name=\"%s\"", | |
3372 | field_name); | |
3373 | goto end; | |
3374 | } | |
3375 | } | |
3376 | ||
3377 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, field_name); | |
3378 | if (ret) { | |
3379 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3380 | "Cannot automatically map structure or variant field class's fields to trace's clock class: " | |
3381 | "field-name=\"%s\", root-field-name=\"%s\"", | |
3382 | field_name, named_fc->name->str); | |
3383 | goto end; | |
3384 | } | |
3385 | } | |
56b43721 PP |
3386 | |
3387 | end: | |
4164020e | 3388 | return ret; |
56b43721 PP |
3389 | } |
3390 | ||
4164020e SM |
3391 | static int visit_stream_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3392 | struct ctf_stream_class *stream_class, int *set) | |
e98a2d6e | 3393 | { |
4164020e SM |
3394 | int ret = 0; |
3395 | char *left = NULL; | |
3396 | ||
3397 | switch (node->type) { | |
3398 | case NODE_TYPEDEF: | |
3399 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3400 | &node->u.field_class_def.field_class_declarators); | |
3401 | if (ret) { | |
3402 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in stream class."); | |
3403 | goto error; | |
3404 | } | |
3405 | break; | |
3406 | case NODE_TYPEALIAS: | |
3407 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3408 | node->u.field_class_alias.alias); | |
3409 | if (ret) { | |
3410 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3411 | "Cannot add field class alias found in stream class."); | |
3412 | goto error; | |
3413 | } | |
3414 | break; | |
3415 | case NODE_CTF_EXPRESSION: | |
3416 | { | |
3417 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3418 | if (!left) { | |
3419 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3420 | ret = -EINVAL; | |
3421 | goto error; | |
3422 | } | |
3423 | ||
3424 | if (strcmp(left, "id") == 0) { | |
3425 | int64_t id; | |
3426 | ||
3427 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
3428 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "stream declaration"); | |
3429 | ret = -EPERM; | |
3430 | goto error; | |
3431 | } | |
3432 | ||
3433 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
3434 | ||
3435 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
3436 | if (ret || (!ret && id < 0)) { | |
3437 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3438 | node, "Unexpected unary expression for stream class's `id` attribute."); | |
3439 | ret = -EINVAL; | |
3440 | goto error; | |
3441 | } | |
3442 | ||
3443 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, id)) { | |
3444 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3445 | node, "Duplicate stream class (same ID): id=%" PRId64, id); | |
3446 | ret = -EEXIST; | |
3447 | goto error; | |
3448 | } | |
3449 | ||
3450 | stream_class->id = id; | |
3451 | _SET(set, _STREAM_ID_SET); | |
3452 | } else if (strcmp(left, "event.header") == 0) { | |
3453 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
3454 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3455 | "Duplicate `event.header` entry in stream class."); | |
3456 | ret = -EPERM; | |
3457 | goto error; | |
3458 | } | |
3459 | ||
3460 | ret = visit_field_class_specifier_list( | |
3461 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3462 | &stream_class->event_header_fc); | |
3463 | if (ret) { | |
3464 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3465 | node, "Cannot create stream class's event header field class."); | |
3466 | goto error; | |
3467 | } | |
3468 | ||
3469 | BT_ASSERT(stream_class->event_header_fc); | |
3470 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->event_header_fc, | |
3471 | "timestamp"); | |
3472 | if (ret) { | |
3473 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3474 | node, | |
3475 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); | |
3476 | goto error; | |
3477 | } | |
3478 | ||
3479 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3480 | } else if (strcmp(left, "event.context") == 0) { | |
3481 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
3482 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3483 | "Duplicate `event.context` entry in stream class."); | |
3484 | ret = -EPERM; | |
3485 | goto error; | |
3486 | } | |
3487 | ||
3488 | ret = visit_field_class_specifier_list( | |
3489 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3490 | &stream_class->event_common_context_fc); | |
3491 | if (ret) { | |
3492 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3493 | node, "Cannot create stream class's event context field class."); | |
3494 | goto error; | |
3495 | } | |
3496 | ||
3497 | BT_ASSERT(stream_class->event_common_context_fc); | |
3498 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3499 | } else if (strcmp(left, "packet.context") == 0) { | |
3500 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
3501 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3502 | node, "Duplicate `packet.context` entry in stream class."); | |
3503 | ret = -EPERM; | |
3504 | goto error; | |
3505 | } | |
3506 | ||
3507 | ret = visit_field_class_specifier_list( | |
3508 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3509 | &stream_class->packet_context_fc); | |
3510 | if (ret) { | |
3511 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3512 | node, "Cannot create stream class's packet context field class."); | |
3513 | goto error; | |
3514 | } | |
3515 | ||
3516 | BT_ASSERT(stream_class->packet_context_fc); | |
3517 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3518 | "timestamp_begin"); | |
3519 | if (ret) { | |
3520 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3521 | node, | |
3522 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); | |
3523 | goto error; | |
3524 | } | |
3525 | ||
3526 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3527 | "timestamp_end"); | |
3528 | if (ret) { | |
3529 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3530 | node, | |
3531 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); | |
3532 | goto error; | |
3533 | } | |
3534 | ||
3535 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3536 | } else { | |
3537 | _BT_COMP_LOGW_NODE(node, | |
3538 | "Unknown attribute in stream class: " | |
3539 | "attr-name=\"%s\"", | |
3540 | left); | |
3541 | } | |
3542 | ||
3543 | g_free(left); | |
3544 | left = NULL; | |
3545 | break; | |
3546 | } | |
3547 | ||
3548 | default: | |
3549 | ret = -EPERM; | |
3550 | goto error; | |
3551 | } | |
3552 | ||
3553 | return 0; | |
e98a2d6e PP |
3554 | |
3555 | error: | |
4164020e SM |
3556 | g_free(left); |
3557 | return ret; | |
e98a2d6e PP |
3558 | } |
3559 | ||
4164020e | 3560 | static int visit_stream_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3561 | { |
4164020e SM |
3562 | int set = 0; |
3563 | int ret = 0; | |
3564 | struct ctf_node *iter; | |
3565 | struct ctf_stream_class *stream_class = NULL; | |
3566 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; | |
3567 | ||
3568 | if (node->visited) { | |
3569 | goto end; | |
3570 | } | |
3571 | ||
3572 | node->visited = TRUE; | |
3573 | stream_class = ctf_stream_class_create(); | |
3574 | BT_ASSERT(stream_class); | |
3575 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3576 | ||
3577 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3578 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3579 | if (ret) { | |
3580 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3581 | "Cannot visit stream class's entry: " | |
3582 | "ret=%d", | |
3583 | ret); | |
3584 | ctx_pop_scope(ctx); | |
3585 | goto error; | |
3586 | } | |
3587 | } | |
3588 | ||
3589 | ctx_pop_scope(ctx); | |
3590 | ||
3591 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3592 | /* Check that packet header has `stream_id` field */ | |
3593 | struct ctf_named_field_class *named_fc = NULL; | |
3594 | ||
3595 | if (!ctx->ctf_tc->packet_header_fc) { | |
3596 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Stream class has a `id` attribute, " | |
3597 | "but trace has no packet header field class."); | |
3598 | ret = -EINVAL; | |
3599 | goto error; | |
3600 | } | |
3601 | ||
3602 | named_fc = ctf_field_class_struct_borrow_member_by_name( | |
3603 | ctf_field_class_as_struct(ctx->ctf_tc->packet_header_fc), "stream_id"); | |
3604 | if (!named_fc) { | |
3605 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3606 | node, "Stream class has a `id` attribute, " | |
3607 | "but trace's packet header field class has no `stream_id` field."); | |
3608 | ret = -EINVAL; | |
3609 | goto error; | |
3610 | } | |
3611 | ||
3612 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && | |
3613 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
3614 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3615 | node, | |
3616 | "Stream class has a `id` attribute, " | |
3617 | "but trace's packet header field class's `stream_id` field is not an integer field class."); | |
3618 | ret = -EINVAL; | |
3619 | goto error; | |
3620 | } | |
3621 | } else { | |
3622 | /* Allow only _one_ ID-less stream */ | |
3623 | if (ctx->ctf_tc->stream_classes->len != 0) { | |
3624 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3625 | node, | |
3626 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
3627 | ret = -EPERM; | |
3628 | goto error; | |
3629 | } | |
3630 | ||
3631 | /* Automatic ID: 0 */ | |
3632 | stream_class->id = 0; | |
3633 | } | |
3634 | ||
3635 | /* | |
3636 | * Make sure that this stream class's ID is currently unique in | |
3637 | * the trace. | |
3638 | */ | |
3639 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_class->id)) { | |
3640 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate stream class (same ID): id=%" PRId64, | |
3641 | stream_class->id); | |
3642 | ret = -EINVAL; | |
3643 | goto error; | |
3644 | } | |
3645 | ||
3646 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3647 | stream_class = NULL; | |
3648 | goto end; | |
e98a2d6e PP |
3649 | |
3650 | error: | |
4164020e SM |
3651 | ctf_stream_class_destroy(stream_class); |
3652 | stream_class = NULL; | |
e98a2d6e | 3653 | |
1e649dff | 3654 | end: |
4164020e | 3655 | return ret; |
e98a2d6e PP |
3656 | } |
3657 | ||
4164020e SM |
3658 | static int visit_trace_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3659 | int *set) | |
e98a2d6e | 3660 | { |
4164020e SM |
3661 | int ret = 0; |
3662 | char *left = NULL; | |
3663 | uint64_t val; | |
3664 | ||
3665 | switch (node->type) { | |
3666 | case NODE_TYPEDEF: | |
3667 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3668 | &node->u.field_class_def.field_class_declarators); | |
3669 | if (ret) { | |
3670 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3671 | node, "Cannot add field class found in trace (`trace` block)."); | |
3672 | goto error; | |
3673 | } | |
3674 | break; | |
3675 | case NODE_TYPEALIAS: | |
3676 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3677 | node->u.field_class_alias.alias); | |
3678 | if (ret) { | |
3679 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3680 | node, "Cannot add field class alias found in trace (`trace` block)."); | |
3681 | goto error; | |
3682 | } | |
3683 | break; | |
3684 | case NODE_CTF_EXPRESSION: | |
3685 | { | |
3686 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3687 | if (!left) { | |
3688 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3689 | ret = -EINVAL; | |
3690 | goto error; | |
3691 | } | |
3692 | ||
3693 | if (strcmp(left, "major") == 0) { | |
3694 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
3695 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "major", "trace"); | |
3696 | ret = -EPERM; | |
3697 | goto error; | |
3698 | } | |
3699 | ||
3700 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3701 | if (ret) { | |
3702 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3703 | node, "Unexpected unary expression for trace's `major` attribute."); | |
3704 | ret = -EINVAL; | |
3705 | goto error; | |
3706 | } | |
3707 | ||
3708 | if (val != 1) { | |
3709 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3710 | "Invalid trace's `minor` attribute: expecting 1."); | |
3711 | ret = -EINVAL; | |
3712 | goto error; | |
3713 | } | |
3714 | ||
3715 | ctx->ctf_tc->major = val; | |
3716 | _SET(set, _TRACE_MAJOR_SET); | |
3717 | } else if (strcmp(left, "minor") == 0) { | |
3718 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
3719 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "minor", "trace"); | |
3720 | ret = -EPERM; | |
3721 | goto error; | |
3722 | } | |
3723 | ||
3724 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3725 | if (ret) { | |
3726 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3727 | node, "Unexpected unary expression for trace's `minor` attribute."); | |
3728 | ret = -EINVAL; | |
3729 | goto error; | |
3730 | } | |
3731 | ||
3732 | if (val != 8) { | |
3733 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3734 | "Invalid trace's `minor` attribute: expecting 8."); | |
3735 | ret = -EINVAL; | |
3736 | goto error; | |
3737 | } | |
3738 | ||
3739 | ctx->ctf_tc->minor = val; | |
3740 | _SET(set, _TRACE_MINOR_SET); | |
3741 | } else if (strcmp(left, "uuid") == 0) { | |
3742 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
3743 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "uuid", "trace"); | |
3744 | ret = -EPERM; | |
3745 | goto error; | |
3746 | } | |
3747 | ||
3748 | ret = get_unary_uuid(ctx, &node->u.ctf_expression.right, ctx->ctf_tc->uuid); | |
3749 | if (ret) { | |
3750 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid trace's `uuid` attribute."); | |
3751 | goto error; | |
3752 | } | |
3753 | ||
3754 | ctx->ctf_tc->is_uuid_set = true; | |
3755 | _SET(set, _TRACE_UUID_SET); | |
3756 | } else if (strcmp(left, "byte_order") == 0) { | |
3757 | /* Default byte order is already known at this stage */ | |
3758 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
3759 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
3760 | ret = -EPERM; | |
3761 | goto error; | |
3762 | } | |
3763 | ||
3764 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); | |
3765 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
3766 | } else if (strcmp(left, "packet.header") == 0) { | |
3767 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
3768 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `packet.header` entry in trace."); | |
3769 | ret = -EPERM; | |
3770 | goto error; | |
3771 | } | |
3772 | ||
3773 | ret = visit_field_class_specifier_list( | |
3774 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3775 | &ctx->ctf_tc->packet_header_fc); | |
3776 | if (ret) { | |
3777 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3778 | "Cannot create trace's packet header field class."); | |
3779 | goto error; | |
3780 | } | |
3781 | ||
3782 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); | |
3783 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
3784 | } else { | |
3785 | _BT_COMP_LOGW_NODE(node, | |
3786 | "Unknown attribute in stream class: " | |
3787 | "attr-name=\"%s\"", | |
3788 | left); | |
3789 | } | |
3790 | ||
3791 | g_free(left); | |
3792 | left = NULL; | |
3793 | break; | |
3794 | } | |
3795 | default: | |
3796 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unknown expression in trace."); | |
3797 | ret = -EINVAL; | |
3798 | goto error; | |
3799 | } | |
3800 | ||
3801 | return 0; | |
e98a2d6e PP |
3802 | |
3803 | error: | |
4164020e SM |
3804 | g_free(left); |
3805 | return ret; | |
e98a2d6e PP |
3806 | } |
3807 | ||
4164020e | 3808 | static int visit_trace_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3809 | { |
4164020e SM |
3810 | int ret = 0; |
3811 | int set = 0; | |
3812 | struct ctf_node *iter; | |
3813 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3814 | ||
3815 | if (node->visited) { | |
3816 | goto end; | |
3817 | } | |
3818 | ||
3819 | node->visited = TRUE; | |
3820 | ||
3821 | if (ctx->is_trace_visited) { | |
3822 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
3823 | ret = -EEXIST; | |
3824 | goto error; | |
3825 | } | |
3826 | ||
3827 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3828 | ||
3829 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3830 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3831 | if (ret) { | |
3832 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3833 | "Cannot visit trace's entry (`trace` block): " | |
3834 | "ret=%d", | |
3835 | ret); | |
3836 | ctx_pop_scope(ctx); | |
3837 | goto error; | |
3838 | } | |
3839 | } | |
3840 | ||
3841 | ctx_pop_scope(ctx); | |
3842 | ||
3843 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
3844 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3845 | "Missing `major` attribute in trace (`trace` block)."); | |
3846 | ret = -EPERM; | |
3847 | goto error; | |
3848 | } | |
3849 | ||
3850 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
3851 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3852 | "Missing `minor` attribute in trace (`trace` block)."); | |
3853 | ret = -EPERM; | |
3854 | goto error; | |
3855 | } | |
3856 | ||
3857 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
3858 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3859 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
3860 | ret = -EPERM; | |
3861 | goto error; | |
3862 | } | |
3863 | ||
3864 | ctx->is_trace_visited = true; | |
e98a2d6e PP |
3865 | |
3866 | end: | |
4164020e | 3867 | return 0; |
e98a2d6e PP |
3868 | |
3869 | error: | |
4164020e | 3870 | return ret; |
e98a2d6e PP |
3871 | } |
3872 | ||
4164020e | 3873 | static int visit_env(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3874 | { |
4164020e SM |
3875 | int ret = 0; |
3876 | char *left = NULL; | |
3877 | struct ctf_node *entry_node; | |
3878 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
3879 | ||
3880 | if (node->visited) { | |
3881 | goto end; | |
3882 | } | |
3883 | ||
3884 | node->visited = TRUE; | |
3885 | ||
3886 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
3887 | struct bt_list_head *right_head = &entry_node->u.ctf_expression.right; | |
3888 | ||
3889 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
3890 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
3891 | "Wrong expression in environment entry: " | |
3892 | "node-type=%d", | |
3893 | entry_node->type); | |
3894 | ret = -EPERM; | |
3895 | goto error; | |
3896 | } | |
3897 | ||
3898 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
3899 | if (!left) { | |
3900 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot get environment entry's name."); | |
3901 | ret = -EINVAL; | |
3902 | goto error; | |
3903 | } | |
3904 | ||
3905 | if (is_unary_string(right_head)) { | |
3906 | char *right = ctf_ast_concatenate_unary_strings(right_head); | |
3907 | ||
3908 | if (!right) { | |
3909 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3910 | entry_node, | |
3911 | "Unexpected unary expression for environment entry's value: " | |
3912 | "name=\"%s\"", | |
3913 | left); | |
3914 | ret = -EINVAL; | |
3915 | goto error; | |
3916 | } | |
3917 | ||
3918 | if (strcmp(left, "tracer_name") == 0) { | |
3919 | if (strncmp(right, "lttng", 5) == 0) { | |
3920 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " | |
3921 | "tracer-name=\"%s\"", | |
3922 | left, right); | |
3923 | ctx->is_lttng = true; | |
3924 | } | |
3925 | } | |
3926 | ||
3927 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
3928 | right, 0); | |
3929 | g_free(right); | |
3930 | } else if (is_unary_unsigned(right_head) || is_unary_signed(right_head)) { | |
3931 | int64_t v; | |
3932 | ||
3933 | if (is_unary_unsigned(right_head)) { | |
3934 | ret = get_unary_unsigned(ctx, right_head, (uint64_t *) &v); | |
3935 | } else { | |
3936 | ret = get_unary_signed(right_head, &v); | |
3937 | } | |
3938 | if (ret) { | |
3939 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3940 | entry_node, | |
3941 | "Unexpected unary expression for environment entry's value: " | |
3942 | "name=\"%s\"", | |
3943 | left); | |
3944 | ret = -EINVAL; | |
3945 | goto error; | |
3946 | } | |
3947 | ||
3948 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
3949 | NULL, v); | |
3950 | } else { | |
3951 | _BT_COMP_LOGW_NODE(entry_node, | |
3952 | "Environment entry has unknown type: " | |
3953 | "name=\"%s\"", | |
3954 | left); | |
3955 | } | |
3956 | ||
3957 | g_free(left); | |
3958 | left = NULL; | |
3959 | } | |
e98a2d6e PP |
3960 | |
3961 | end: | |
4164020e | 3962 | return 0; |
e98a2d6e PP |
3963 | |
3964 | error: | |
4164020e SM |
3965 | g_free(left); |
3966 | return ret; | |
e98a2d6e PP |
3967 | } |
3968 | ||
4164020e | 3969 | static int set_trace_byte_order(struct ctf_visitor_generate_ir *ctx, struct ctf_node *trace_node) |
e98a2d6e | 3970 | { |
4164020e SM |
3971 | int ret = 0; |
3972 | int set = 0; | |
3973 | char *left = NULL; | |
3974 | struct ctf_node *node; | |
3975 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
3976 | ||
3977 | bt_list_for_each_entry (node, decl_list, siblings) { | |
3978 | if (node->type == NODE_CTF_EXPRESSION) { | |
3979 | struct ctf_node *right_node; | |
3980 | ||
3981 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3982 | if (!left) { | |
3983 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3984 | ret = -EINVAL; | |
3985 | goto error; | |
3986 | } | |
3987 | ||
3988 | if (strcmp(left, "byte_order") == 0) { | |
3989 | enum ctf_byte_order bo; | |
3990 | ||
3991 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
3992 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
3993 | ret = -EPERM; | |
3994 | goto error; | |
3995 | } | |
3996 | ||
3997 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
3998 | right_node = | |
3999 | _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings); | |
4000 | bo = byte_order_from_unary_expr(ctx, right_node); | |
4001 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { | |
4002 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4003 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4004 | "expecting `le`, `be`, or `network`."); | |
4005 | ret = -EINVAL; | |
4006 | goto error; | |
4007 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { | |
4008 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4009 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4010 | "cannot be set to `native` here."); | |
4011 | ret = -EPERM; | |
4012 | goto error; | |
4013 | } | |
4014 | ||
4015 | ctx->ctf_tc->default_byte_order = bo; | |
4016 | } | |
4017 | ||
4018 | g_free(left); | |
4019 | left = NULL; | |
4020 | } | |
4021 | } | |
4022 | ||
4023 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4024 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(trace_node, | |
4025 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
4026 | ret = -EINVAL; | |
4027 | goto error; | |
4028 | } | |
4029 | ||
4030 | return 0; | |
e98a2d6e PP |
4031 | |
4032 | error: | |
4164020e SM |
4033 | g_free(left); |
4034 | return ret; | |
e98a2d6e PP |
4035 | } |
4036 | ||
4164020e SM |
4037 | static int visit_clock_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
4038 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, | |
4039 | uint64_t *offset_cycles) | |
e98a2d6e | 4040 | { |
4164020e SM |
4041 | int ret = 0; |
4042 | char *left = NULL; | |
4043 | ||
4044 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
4045 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
4046 | entry_node->type); | |
4047 | ret = -EPERM; | |
4048 | goto error; | |
4049 | } | |
4050 | ||
4051 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4052 | if (!left) { | |
4053 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot concatenate unary strings."); | |
4054 | ret = -EINVAL; | |
4055 | goto error; | |
4056 | } | |
4057 | ||
4058 | if (strcmp(left, "name") == 0) { | |
4059 | char *right; | |
4060 | ||
4061 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
4062 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "name", "clock class"); | |
4063 | ret = -EPERM; | |
4064 | goto error; | |
4065 | } | |
4066 | ||
4067 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4068 | if (!right) { | |
4069 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4070 | entry_node, "Unexpected unary expression for clock class's `name` attribute."); | |
4071 | ret = -EINVAL; | |
4072 | goto error; | |
4073 | } | |
4074 | ||
4075 | g_string_assign(clock->name, right); | |
4076 | g_free(right); | |
4077 | _SET(set, _CLOCK_NAME_SET); | |
4078 | } else if (strcmp(left, "uuid") == 0) { | |
4079 | bt_uuid_t uuid; | |
4080 | ||
4081 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
4082 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "uuid", "clock class"); | |
4083 | ret = -EPERM; | |
4084 | goto error; | |
4085 | } | |
4086 | ||
4087 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, uuid); | |
4088 | if (ret) { | |
4089 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Invalid clock class's `uuid` attribute."); | |
4090 | goto error; | |
4091 | } | |
4092 | ||
4093 | clock->has_uuid = true; | |
4094 | bt_uuid_copy(clock->uuid, uuid); | |
4095 | _SET(set, _CLOCK_UUID_SET); | |
4096 | } else if (strcmp(left, "description") == 0) { | |
4097 | char *right; | |
4098 | ||
4099 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
4100 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "description", "clock class"); | |
4101 | ret = -EPERM; | |
4102 | goto error; | |
4103 | } | |
4104 | ||
4105 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4106 | if (!right) { | |
4107 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4108 | entry_node, | |
4109 | "Unexpected unary expression for clock class's `description` attribute."); | |
4110 | ret = -EINVAL; | |
4111 | goto error; | |
4112 | } | |
4113 | ||
4114 | g_string_assign(clock->description, right); | |
4115 | g_free(right); | |
4116 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4117 | } else if (strcmp(left, "freq") == 0) { | |
4118 | uint64_t freq = UINT64_C(-1); | |
4119 | ||
4120 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
4121 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "freq", "clock class"); | |
4122 | ret = -EPERM; | |
4123 | goto error; | |
4124 | } | |
4125 | ||
4126 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &freq); | |
4127 | if (ret) { | |
4128 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4129 | entry_node, "Unexpected unary expression for clock class's `freq` attribute."); | |
4130 | ret = -EINVAL; | |
4131 | goto error; | |
4132 | } | |
4133 | ||
4134 | if (freq == UINT64_C(-1) || freq == 0) { | |
4135 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
4136 | "Invalid clock class frequency: freq=%" PRIu64, freq); | |
4137 | ret = -EINVAL; | |
4138 | goto error; | |
4139 | } | |
4140 | ||
4141 | clock->frequency = freq; | |
4142 | _SET(set, _CLOCK_FREQ_SET); | |
4143 | } else if (strcmp(left, "precision") == 0) { | |
4144 | uint64_t precision; | |
4145 | ||
4146 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
4147 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "precision", "clock class"); | |
4148 | ret = -EPERM; | |
4149 | goto error; | |
4150 | } | |
4151 | ||
4152 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &precision); | |
4153 | if (ret) { | |
4154 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4155 | entry_node, "Unexpected unary expression for clock class's `precision` attribute."); | |
4156 | ret = -EINVAL; | |
4157 | goto error; | |
4158 | } | |
4159 | ||
4160 | clock->precision = precision; | |
4161 | _SET(set, _CLOCK_PRECISION_SET); | |
4162 | } else if (strcmp(left, "offset_s") == 0) { | |
4163 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
4164 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset_s", "clock class"); | |
4165 | ret = -EPERM; | |
4166 | goto error; | |
4167 | } | |
4168 | ||
4169 | ret = get_unary_signed(&entry_node->u.ctf_expression.right, offset_seconds); | |
4170 | if (ret) { | |
4171 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4172 | entry_node, "Unexpected unary expression for clock class's `offset_s` attribute."); | |
4173 | ret = -EINVAL; | |
4174 | goto error; | |
4175 | } | |
4176 | ||
4177 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4178 | } else if (strcmp(left, "offset") == 0) { | |
4179 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
4180 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset", "clock class"); | |
4181 | ret = -EPERM; | |
4182 | goto error; | |
4183 | } | |
4184 | ||
4185 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, offset_cycles); | |
4186 | if (ret) { | |
4187 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4188 | entry_node, "Unexpected unary expression for clock class's `offset` attribute."); | |
4189 | ret = -EINVAL; | |
4190 | goto error; | |
4191 | } | |
4192 | ||
4193 | _SET(set, _CLOCK_OFFSET_SET); | |
4194 | } else if (strcmp(left, "absolute") == 0) { | |
4195 | struct ctf_node *right; | |
4196 | ||
4197 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
4198 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "absolute", "clock class"); | |
4199 | ret = -EPERM; | |
4200 | goto error; | |
4201 | } | |
4202 | ||
4203 | right = | |
4204 | _BT_LIST_FIRST_ENTRY(&entry_node->u.ctf_expression.right, struct ctf_node, siblings); | |
4205 | ret = get_boolean(ctx, right); | |
4206 | if (ret < 0) { | |
4207 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4208 | entry_node, "Unexpected unary expression for clock class's `absolute` attribute."); | |
4209 | ret = -EINVAL; | |
4210 | goto error; | |
4211 | } | |
4212 | ||
4213 | clock->is_absolute = ret; | |
4214 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4215 | } else { | |
4216 | _BT_COMP_LOGW_NODE(entry_node, "Unknown attribute in clock class: attr-name=\"%s\"", left); | |
4217 | } | |
4218 | ||
4219 | g_free(left); | |
4220 | left = NULL; | |
4221 | return 0; | |
e98a2d6e PP |
4222 | |
4223 | error: | |
4164020e SM |
4224 | g_free(left); |
4225 | return ret; | |
e98a2d6e PP |
4226 | } |
4227 | ||
4164020e | 4228 | static inline uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) |
92540773 | 4229 | { |
4164020e | 4230 | uint64_t cycles; |
92540773 | 4231 | |
4164020e SM |
4232 | /* 1GHz */ |
4233 | if (frequency == UINT64_C(1000000000)) { | |
4234 | cycles = ns; | |
4235 | } else { | |
4236 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4237 | } | |
92540773 | 4238 | |
4164020e | 4239 | return cycles; |
92540773 JD |
4240 | } |
4241 | ||
4164020e SM |
4242 | static void calibrate_clock_class_offsets(int64_t *offset_seconds, uint64_t *offset_cycles, |
4243 | uint64_t freq) | |
44c440bc | 4244 | { |
4164020e SM |
4245 | if (*offset_cycles >= freq) { |
4246 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
44c440bc | 4247 | |
4164020e SM |
4248 | *offset_seconds += (int64_t) s_in_offset_cycles; |
4249 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4250 | } | |
44c440bc PP |
4251 | } |
4252 | ||
4164020e SM |
4253 | static void apply_clock_class_is_absolute(struct ctf_visitor_generate_ir *ctx, |
4254 | struct ctf_clock_class *clock) | |
c0aa240b | 4255 | { |
4164020e SM |
4256 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { |
4257 | clock->is_absolute = true; | |
4258 | } | |
c0aa240b | 4259 | |
4164020e | 4260 | return; |
c0aa240b FD |
4261 | } |
4262 | ||
4164020e SM |
4263 | static void apply_clock_class_offset(struct ctf_visitor_generate_ir *ctx, |
4264 | struct ctf_clock_class *clock) | |
92540773 | 4265 | { |
4164020e SM |
4266 | uint64_t freq; |
4267 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; | |
4268 | uint64_t offset_ns_to_apply; | |
4269 | int64_t cur_offset_s; | |
4270 | uint64_t cur_offset_cycles; | |
4271 | ||
4272 | if (ctx->decoder_config.clock_class_offset_s == 0 && | |
4273 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
4274 | goto end; | |
4275 | } | |
4276 | ||
4277 | /* Transfer nanoseconds to seconds as much as possible */ | |
4278 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4279 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4280 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4281 | const int64_t extra_s = -abs_extra_s; | |
4282 | const int64_t offset_ns = | |
4283 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4284 | ||
4285 | BT_ASSERT(offset_ns > 0); | |
4286 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4287 | offset_s_to_apply += extra_s; | |
4288 | } else { | |
4289 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / INT64_C(1000000000); | |
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 | } | |
4297 | ||
4298 | freq = clock->frequency; | |
4299 | cur_offset_s = clock->offset_seconds; | |
4300 | cur_offset_cycles = clock->offset_cycles; | |
4301 | ||
4302 | /* Apply offsets */ | |
4303 | cur_offset_s += offset_s_to_apply; | |
4304 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4305 | ||
4306 | /* | |
4307 | * Recalibrate offsets because the part in cycles can be greater | |
4308 | * than the frequency at this point. | |
4309 | */ | |
4310 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4311 | ||
4312 | /* Set final offsets */ | |
4313 | clock->offset_seconds = cur_offset_s; | |
4314 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4315 | |
4316 | end: | |
4164020e | 4317 | return; |
92540773 JD |
4318 | } |
4319 | ||
4164020e | 4320 | static int visit_clock_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *clock_node) |
e98a2d6e | 4321 | { |
4164020e SM |
4322 | int ret = 0; |
4323 | int set = 0; | |
4324 | struct ctf_clock_class *clock; | |
4325 | struct ctf_node *entry_node; | |
4326 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
4327 | const char *clock_class_name; | |
4328 | int64_t offset_seconds = 0; | |
4329 | uint64_t offset_cycles = 0; | |
4330 | uint64_t freq; | |
4331 | ||
4332 | if (clock_node->visited) { | |
4333 | return 0; | |
4334 | } | |
4335 | ||
4336 | clock_node->visited = TRUE; | |
4337 | ||
4338 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
4339 | clock = ctf_clock_class_create(); | |
4340 | if (!clock) { | |
4341 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Cannot create default clock class."); | |
4342 | ret = -ENOMEM; | |
4343 | goto end; | |
4344 | } | |
4345 | ||
4346 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
4347 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, &offset_seconds, &offset_cycles); | |
4348 | if (ret) { | |
4349 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot visit clock class's entry: ret=%d", | |
4350 | ret); | |
4351 | goto end; | |
4352 | } | |
4353 | } | |
4354 | ||
4355 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
4356 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Missing `name` attribute in clock class."); | |
4357 | ret = -EPERM; | |
4358 | goto end; | |
4359 | } | |
4360 | ||
4361 | clock_class_name = clock->name->str; | |
4362 | BT_ASSERT(clock_class_name); | |
4363 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4364 | /* | |
4365 | * Old versions of LTTng forgot to set its clock class | |
4366 | * as absolute, even if it is. This is important because | |
4367 | * it's a condition to be able to sort messages | |
4368 | * from different sources. | |
4369 | */ | |
4370 | clock->is_absolute = true; | |
4371 | } | |
4372 | ||
4373 | /* | |
4374 | * Adjust offsets so that the part in cycles is less than the | |
4375 | * frequency (move to the part in seconds). | |
4376 | */ | |
4377 | freq = clock->frequency; | |
4378 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); | |
4379 | BT_ASSERT(offset_cycles < clock->frequency); | |
4380 | clock->offset_seconds = offset_seconds; | |
4381 | clock->offset_cycles = offset_cycles; | |
4382 | apply_clock_class_offset(ctx, clock); | |
4383 | apply_clock_class_is_absolute(ctx, clock); | |
4384 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); | |
4385 | clock = NULL; | |
e98a2d6e | 4386 | |
44c440bc | 4387 | end: |
4164020e SM |
4388 | if (clock) { |
4389 | ctf_clock_class_destroy(clock); | |
4390 | } | |
0f2d58c9 | 4391 | |
4164020e | 4392 | return ret; |
e98a2d6e PP |
4393 | } |
4394 | ||
4164020e | 4395 | static int visit_root_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *root_decl_node) |
e98a2d6e | 4396 | { |
4164020e SM |
4397 | int ret = 0; |
4398 | ||
4399 | if (root_decl_node->visited) { | |
4400 | goto end; | |
4401 | } | |
4402 | ||
4403 | root_decl_node->visited = TRUE; | |
4404 | ||
4405 | switch (root_decl_node->type) { | |
4406 | case NODE_TYPEDEF: | |
4407 | ret = | |
4408 | visit_field_class_def(ctx, root_decl_node->u.field_class_def.field_class_specifier_list, | |
4409 | &root_decl_node->u.field_class_def.field_class_declarators); | |
4410 | if (ret) { | |
4411 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4412 | "Cannot add field class found in root scope."); | |
4413 | goto end; | |
4414 | } | |
4415 | break; | |
4416 | case NODE_TYPEALIAS: | |
4417 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, | |
4418 | root_decl_node->u.field_class_alias.alias); | |
4419 | if (ret) { | |
4420 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4421 | "Cannot add field class alias found in root scope."); | |
4422 | goto end; | |
4423 | } | |
4424 | break; | |
4425 | case NODE_TYPE_SPECIFIER_LIST: | |
4426 | { | |
4427 | struct ctf_field_class *decl = NULL; | |
4428 | ||
4429 | /* | |
4430 | * Just add the field class specifier to the root | |
4431 | * declaration scope. Put local reference. | |
4432 | */ | |
4433 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); | |
4434 | if (ret) { | |
4435 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4436 | "Cannot visit root scope's field class: " | |
4437 | "ret=%d", | |
4438 | ret); | |
4439 | BT_ASSERT(!decl); | |
4440 | goto end; | |
4441 | } | |
4442 | ||
4443 | ctf_field_class_destroy(decl); | |
4444 | decl = NULL; | |
4445 | break; | |
4446 | } | |
4447 | default: | |
4448 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, "Unexpected node type: node-type=%d", | |
4449 | root_decl_node->type); | |
4450 | ret = -EPERM; | |
4451 | goto end; | |
4452 | } | |
e98a2d6e PP |
4453 | |
4454 | end: | |
4164020e | 4455 | return ret; |
e98a2d6e PP |
4456 | } |
4457 | ||
4164020e SM |
4458 | struct ctf_visitor_generate_ir * |
4459 | ctf_visitor_generate_ir_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 4460 | { |
4164020e | 4461 | struct ctf_visitor_generate_ir *ctx = NULL; |
e98a2d6e | 4462 | |
4164020e SM |
4463 | /* Create visitor's context */ |
4464 | ctx = ctx_create(decoder_config); | |
4465 | if (!ctx) { | |
4466 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
4467 | "Cannot create visitor's context."); | |
4468 | goto error; | |
4469 | } | |
e98a2d6e | 4470 | |
4164020e | 4471 | goto end; |
1e649dff PP |
4472 | |
4473 | error: | |
4164020e SM |
4474 | ctx_destroy(ctx); |
4475 | ctx = NULL; | |
1e649dff PP |
4476 | |
4477 | end: | |
4164020e | 4478 | return ctx; |
1e649dff PP |
4479 | } |
4480 | ||
1e649dff PP |
4481 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) |
4482 | { | |
4164020e | 4483 | ctx_destroy(visitor); |
1e649dff PP |
4484 | } |
4485 | ||
4164020e | 4486 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class(struct ctf_visitor_generate_ir *ctx) |
1e649dff | 4487 | { |
4164020e | 4488 | BT_ASSERT_DBG(ctx); |
41693723 | 4489 | |
4164020e SM |
4490 | if (ctx->trace_class) { |
4491 | bt_trace_class_get_ref(ctx->trace_class); | |
4492 | } | |
41693723 | 4493 | |
4164020e | 4494 | return ctx->trace_class; |
1e649dff PP |
4495 | } |
4496 | ||
4164020e SM |
4497 | struct ctf_trace_class * |
4498 | ctf_visitor_generate_ir_borrow_ctf_trace_class(struct ctf_visitor_generate_ir *ctx) | |
44c440bc | 4499 | { |
4164020e SM |
4500 | BT_ASSERT_DBG(ctx); |
4501 | BT_ASSERT_DBG(ctx->ctf_tc); | |
4502 | return ctx->ctf_tc; | |
44c440bc PP |
4503 | } |
4504 | ||
4164020e | 4505 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
1e649dff | 4506 | { |
4164020e SM |
4507 | int ret = 0; |
4508 | ||
4509 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); | |
4510 | ||
4511 | switch (node->type) { | |
4512 | case NODE_ROOT: | |
4513 | { | |
4514 | struct ctf_node *iter; | |
4515 | bool got_trace_decl = false; | |
4516 | ||
4517 | /* | |
4518 | * The first thing we need is the native byte order of | |
4519 | * the trace block, because early class aliases can have | |
4520 | * a `byte_order` attribute set to `native`. If we don't | |
4521 | * have the native byte order yet, and we don't have any | |
4522 | * trace block yet, then fail with EINCOMPLETE. | |
4523 | */ | |
4524 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
4525 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4526 | if (got_trace_decl) { | |
4527 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
4528 | ret = -1; | |
4529 | goto end; | |
4530 | } | |
4531 | ||
4532 | ret = set_trace_byte_order(ctx, iter); | |
4533 | if (ret) { | |
4534 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
4535 | "Cannot set trace's native byte order: " | |
4536 | "ret=%d", | |
4537 | ret); | |
4538 | goto end; | |
4539 | } | |
4540 | ||
4541 | got_trace_decl = true; | |
4542 | } | |
4543 | ||
4544 | if (!got_trace_decl) { | |
4545 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); | |
4546 | ret = -EINCOMPLETE; | |
4547 | goto end; | |
4548 | } | |
4549 | } | |
4550 | ||
4551 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || | |
4552 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
4553 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4554 | ||
4555 | /* Environment */ | |
4556 | bt_list_for_each_entry (iter, &node->u.root.env, siblings) { | |
4557 | ret = visit_env(ctx, iter); | |
4558 | if (ret) { | |
4559 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4560 | iter, | |
4561 | "Cannot visit trace's environment (`env` block) entry: " | |
4562 | "ret=%d", | |
4563 | ret); | |
4564 | goto end; | |
4565 | } | |
4566 | } | |
4567 | ||
4568 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4569 | ||
4570 | /* | |
4571 | * Visit clock blocks. | |
4572 | */ | |
4573 | bt_list_for_each_entry (iter, &node->u.root.clock, siblings) { | |
4574 | ret = visit_clock_decl(ctx, iter); | |
4575 | if (ret) { | |
4576 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit clock class: ret=%d", ret); | |
4577 | goto end; | |
4578 | } | |
4579 | } | |
4580 | ||
4581 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4582 | ||
4583 | /* | |
4584 | * Visit root declarations next, as they can be used by any | |
4585 | * following entity. | |
4586 | */ | |
4587 | bt_list_for_each_entry (iter, &node->u.root.declaration_list, siblings) { | |
4588 | ret = visit_root_decl(ctx, iter); | |
4589 | if (ret) { | |
4590 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit root entry: ret=%d", ret); | |
4591 | goto end; | |
4592 | } | |
4593 | } | |
4594 | ||
4595 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4596 | ||
4597 | /* Callsite blocks are not supported */ | |
4598 | bt_list_for_each_entry (iter, &node->u.root.callsite, siblings) { | |
4599 | _BT_COMP_LOGW_NODE(iter, "\"callsite\" blocks are not supported as of this version."); | |
4600 | } | |
4601 | ||
4602 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4603 | ||
4604 | /* Trace */ | |
4605 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4606 | ret = visit_trace_decl(ctx, iter); | |
4607 | if (ret) { | |
4608 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
4609 | "Cannot visit trace (`trace` block): " | |
4610 | "ret=%d", | |
4611 | ret); | |
4612 | goto end; | |
4613 | } | |
4614 | } | |
4615 | ||
4616 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4617 | ||
4618 | /* Streams */ | |
4619 | bt_list_for_each_entry (iter, &node->u.root.stream, siblings) { | |
4620 | ret = visit_stream_decl(ctx, iter); | |
4621 | if (ret) { | |
4622 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit stream class: ret=%d", ret); | |
4623 | goto end; | |
4624 | } | |
4625 | } | |
4626 | ||
4627 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4628 | ||
4629 | /* Events */ | |
4630 | bt_list_for_each_entry (iter, &node->u.root.event, siblings) { | |
4631 | ret = visit_event_decl(ctx, iter); | |
4632 | if (ret) { | |
4633 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit event class: ret=%d", ret); | |
4634 | goto end; | |
4635 | } | |
4636 | } | |
4637 | ||
4638 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4639 | break; | |
4640 | } | |
4641 | default: | |
4642 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected node type: node-type=%d", node->type); | |
4643 | ret = -EINVAL; | |
4644 | goto end; | |
4645 | } | |
4646 | ||
4647 | /* Update default clock classes */ | |
4648 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4649 | if (ret) { | |
4650 | ret = -EINVAL; | |
4651 | goto end; | |
4652 | } | |
4653 | ||
4654 | /* Update trace class meanings */ | |
4655 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4656 | if (ret) { | |
4657 | ret = -EINVAL; | |
4658 | goto end; | |
4659 | } | |
4660 | ||
4661 | /* Update stream class configuration */ | |
4662 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4663 | if (ret) { | |
4664 | ret = -EINVAL; | |
4665 | goto end; | |
4666 | } | |
4667 | ||
4668 | /* Update text arrays and sequences */ | |
4669 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4670 | if (ret) { | |
4671 | ret = -EINVAL; | |
4672 | goto end; | |
4673 | } | |
4674 | ||
4675 | /* Update structure/array/sequence alignments */ | |
4676 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4677 | if (ret) { | |
4678 | ret = -EINVAL; | |
4679 | goto end; | |
4680 | } | |
4681 | ||
4682 | /* Resolve sequence lengths and variant tags */ | |
4683 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4684 | if (ret) { | |
4685 | ret = -EINVAL; | |
4686 | goto end; | |
4687 | } | |
4688 | ||
4689 | if (ctx->trace_class) { | |
4690 | /* | |
4691 | * Update "in IR" for field classes. | |
4692 | * | |
4693 | * If we have no IR trace class, then we'll have no way | |
4694 | * to create IR fields anyway, so we leave all the | |
4695 | * `in_ir` members false. | |
4696 | */ | |
4697 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4698 | if (ret) { | |
4699 | ret = -EINVAL; | |
4700 | goto end; | |
4701 | } | |
4702 | } | |
4703 | ||
4704 | /* Update saved value indexes */ | |
4705 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
4706 | if (ret) { | |
4707 | ret = -EINVAL; | |
4708 | goto end; | |
4709 | } | |
4710 | ||
4711 | /* Validate what we have so far */ | |
4712 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); | |
4713 | if (ret) { | |
4714 | ret = -EINVAL; | |
4715 | goto end; | |
4716 | } | |
4717 | ||
4718 | /* | |
4719 | * If there are fields which are not related to the CTF format | |
4720 | * itself in the packet header and in event header field | |
4721 | * classes, warn about it because they are never translated. | |
4722 | */ | |
4723 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, &ctx->log_cfg); | |
4724 | ||
4725 | if (ctx->trace_class) { | |
4726 | /* Copy new CTF metadata -> new IR metadata */ | |
4727 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, ctx->trace_class, ctx->ctf_tc); | |
4728 | if (ret) { | |
4729 | ret = -EINVAL; | |
4730 | goto end; | |
4731 | } | |
4732 | } | |
e98a2d6e | 4733 | |
1e649dff | 4734 | end: |
4164020e | 4735 | return ret; |
e98a2d6e | 4736 | } |