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e98a2d6e | 1 | /* |
0235b0db | 2 | * SPDX-License-Identifier: MIT |
e98a2d6e | 3 | * |
0235b0db MJ |
4 | * Copyright 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
5 | * Copyright 2015-2018 Philippe Proulx <philippe.proulx@efficios.com> | |
e98a2d6e | 6 | * |
0235b0db | 7 | * Common Trace Format metadata visitor (generates CTF IR objects). |
e98a2d6e PP |
8 | */ |
9 | ||
c802cacb SM |
10 | #include <string> |
11 | ||
12 | #include <ctype.h> | |
13 | #include <errno.h> | |
14 | #include <glib.h> | |
15 | #include <inttypes.h> | |
16 | #include <stdbool.h> | |
17 | #include <stdio.h> | |
18 | #include <stdlib.h> | |
19 | #include <string.h> | |
20 | #include <unistd.h> | |
21 | ||
22 | #include <babeltrace2/babeltrace.h> | |
23 | ||
4164020e | 24 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
50f6fce8 | 25 | #define BT_COMP_LOG_SELF_COMP_CLASS (ctx->log_cfg.self_comp_class) |
4164020e SM |
26 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) |
27 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" | |
c802cacb | 28 | #include "logging.hpp" |
d9c39b0a | 29 | #include "logging/comp-logging.h" |
08da4f77 | 30 | |
578e048b | 31 | #include "common/assert.h" |
578e048b | 32 | #include "common/common.h" |
6162e6b7 | 33 | #include "common/uuid.h" |
578e048b | 34 | #include "compat/endian.h" |
e98a2d6e | 35 | |
087cd0f5 | 36 | #include "ast.hpp" |
087cd0f5 | 37 | #include "ctf-meta-visitors.hpp" |
c802cacb SM |
38 | #include "ctf-meta.hpp" |
39 | #include "decoder.hpp" | |
40 | #include "scanner.hpp" | |
e98a2d6e PP |
41 | |
42 | /* Bit value (left shift) */ | |
4164020e | 43 | #define _BV(_val) (1 << (_val)) |
e98a2d6e PP |
44 | |
45 | /* Bit is set in a set of bits */ | |
4164020e | 46 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) |
e98a2d6e PP |
47 | |
48 | /* Set bit in a set of bits */ | |
4164020e | 49 | #define _SET(_set, _mask) (*(_set) |= (_mask)) |
e98a2d6e | 50 | |
44c440bc | 51 | /* Try to push scope, or go to the `error` label */ |
4164020e SM |
52 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ |
53 | do { \ | |
54 | ret = ctx_push_scope(ctx); \ | |
55 | if (ret) { \ | |
56 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot push scope."); \ | |
57 | goto error; \ | |
58 | } \ | |
59 | } while (0) | |
44c440bc | 60 | |
e98a2d6e | 61 | /* Bits for verifying existing attributes in various declarations */ |
4164020e SM |
62 | enum |
63 | { | |
64 | _CLOCK_NAME_SET = _BV(0), | |
65 | _CLOCK_UUID_SET = _BV(1), | |
66 | _CLOCK_FREQ_SET = _BV(2), | |
67 | _CLOCK_PRECISION_SET = _BV(3), | |
68 | _CLOCK_OFFSET_S_SET = _BV(4), | |
69 | _CLOCK_OFFSET_SET = _BV(5), | |
70 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
71 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
e98a2d6e PP |
72 | }; |
73 | ||
4164020e SM |
74 | enum |
75 | { | |
76 | _INTEGER_ALIGN_SET = _BV(0), | |
77 | _INTEGER_SIZE_SET = _BV(1), | |
78 | _INTEGER_BASE_SET = _BV(2), | |
79 | _INTEGER_ENCODING_SET = _BV(3), | |
80 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
81 | _INTEGER_SIGNED_SET = _BV(5), | |
82 | _INTEGER_MAP_SET = _BV(6), | |
e98a2d6e PP |
83 | }; |
84 | ||
4164020e SM |
85 | enum |
86 | { | |
87 | _FLOAT_ALIGN_SET = _BV(0), | |
88 | _FLOAT_MANT_DIG_SET = _BV(1), | |
89 | _FLOAT_EXP_DIG_SET = _BV(2), | |
90 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
e98a2d6e PP |
91 | }; |
92 | ||
4164020e SM |
93 | enum |
94 | { | |
95 | _STRING_ENCODING_SET = _BV(0), | |
e98a2d6e PP |
96 | }; |
97 | ||
4164020e SM |
98 | enum |
99 | { | |
100 | _TRACE_MINOR_SET = _BV(0), | |
101 | _TRACE_MAJOR_SET = _BV(1), | |
102 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
103 | _TRACE_UUID_SET = _BV(3), | |
104 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
e98a2d6e PP |
105 | }; |
106 | ||
4164020e SM |
107 | enum |
108 | { | |
109 | _STREAM_ID_SET = _BV(0), | |
110 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
111 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
112 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
e98a2d6e PP |
113 | }; |
114 | ||
4164020e SM |
115 | enum |
116 | { | |
117 | _EVENT_NAME_SET = _BV(0), | |
118 | _EVENT_ID_SET = _BV(1), | |
119 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
120 | _EVENT_STREAM_ID_SET = _BV(3), | |
121 | _EVENT_LOG_LEVEL_SET = _BV(4), | |
122 | _EVENT_CONTEXT_SET = _BV(5), | |
123 | _EVENT_FIELDS_SET = _BV(6), | |
e98a2d6e PP |
124 | }; |
125 | ||
4164020e SM |
126 | enum loglevel |
127 | { | |
128 | LOG_LEVEL_EMERG = 0, | |
129 | LOG_LEVEL_ALERT = 1, | |
130 | LOG_LEVEL_CRIT = 2, | |
131 | LOG_LEVEL_ERR = 3, | |
132 | LOG_LEVEL_WARNING = 4, | |
133 | LOG_LEVEL_NOTICE = 5, | |
134 | LOG_LEVEL_INFO = 6, | |
135 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
136 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
137 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
138 | LOG_LEVEL_DEBUG_MODULE = 10, | |
139 | LOG_LEVEL_DEBUG_UNIT = 11, | |
140 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
141 | LOG_LEVEL_DEBUG_LINE = 13, | |
142 | LOG_LEVEL_DEBUG = 14, | |
143 | _NR_LOGLEVELS = 15, | |
c3c30b08 MD |
144 | }; |
145 | ||
5cd6d0e5 | 146 | /* Prefixes of class aliases */ |
4164020e SM |
147 | #define _PREFIX_ALIAS 'a' |
148 | #define _PREFIX_ENUM 'e' | |
149 | #define _PREFIX_STRUCT 's' | |
150 | #define _PREFIX_VARIANT 'v' | |
e98a2d6e PP |
151 | |
152 | /* First entry in a BT list */ | |
4164020e | 153 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) bt_list_entry((_ptr)->next, _class, _member) |
e98a2d6e | 154 | |
4164020e SM |
155 | #define _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(_node, _attr, _entity) \ |
156 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO( \ | |
157 | (_node)->lineno, "Duplicate attribute in %s: attr-name=\"%s\"", _entity, _attr) | |
28973adf | 158 | |
4164020e | 159 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 160 | |
4164020e SM |
161 | #define _BT_COMP_LOGE_APPEND_CAUSE_NODE(_node, _msg, args...) \ |
162 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO((_node)->lineno, _msg, ##args) | |
50f6fce8 | 163 | |
4164020e | 164 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 165 | |
4164020e | 166 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ##args) |
e98a2d6e PP |
167 | |
168 | /* | |
169 | * Declaration scope of a visitor context. This represents a TSDL | |
170 | * lexical scope, so that aliases and named structures, variants, | |
171 | * and enumerations may be registered and looked up hierarchically. | |
172 | */ | |
4164020e SM |
173 | struct ctx_decl_scope |
174 | { | |
175 | /* | |
176 | * Alias name to field class. | |
177 | * | |
178 | * GQuark -> struct ctf_field_class * (owned by this) | |
179 | */ | |
180 | GHashTable *decl_map; | |
181 | ||
182 | /* Parent scope; NULL if this is the root declaration scope */ | |
183 | struct ctx_decl_scope *parent_scope; | |
e98a2d6e PP |
184 | }; |
185 | ||
186 | /* | |
1e649dff | 187 | * Visitor context (private). |
e98a2d6e | 188 | */ |
4164020e SM |
189 | struct ctf_visitor_generate_ir |
190 | { | |
191 | struct meta_log_config log_cfg; | |
f7b785ac | 192 | |
4164020e SM |
193 | /* Trace IR trace class being filled (owned by this) */ |
194 | bt_trace_class *trace_class; | |
e98a2d6e | 195 | |
4164020e SM |
196 | /* CTF meta trace being filled (owned by this) */ |
197 | struct ctf_trace_class *ctf_tc; | |
44c440bc | 198 | |
4164020e SM |
199 | /* Current declaration scope (top of the stack) (owned by this) */ |
200 | struct ctx_decl_scope *current_scope; | |
e98a2d6e | 201 | |
4164020e SM |
202 | /* True if trace declaration is visited */ |
203 | bool is_trace_visited; | |
e98a2d6e | 204 | |
4164020e SM |
205 | /* True if this is an LTTng trace */ |
206 | bool is_lttng; | |
f4421ff3 | 207 | |
4164020e SM |
208 | /* Config passed by the user */ |
209 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
210 | }; |
211 | ||
1e649dff PP |
212 | /* |
213 | * Visitor (public). | |
214 | */ | |
44c440bc | 215 | struct ctf_visitor_generate_ir; |
1e649dff | 216 | |
e98a2d6e PP |
217 | /** |
218 | * Creates a new declaration scope. | |
219 | * | |
220 | * @param par_scope Parent scope (NULL if creating a root scope) | |
221 | * @returns New declaration scope, or NULL on error | |
222 | */ | |
4164020e SM |
223 | static struct ctx_decl_scope *ctx_decl_scope_create(struct ctf_visitor_generate_ir *ctx, |
224 | struct ctx_decl_scope *par_scope) | |
e98a2d6e | 225 | { |
4164020e | 226 | struct ctx_decl_scope *scope; |
e98a2d6e | 227 | |
4164020e SM |
228 | scope = g_new(struct ctx_decl_scope, 1); |
229 | if (!scope) { | |
230 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate one declaration scope."); | |
231 | goto end; | |
232 | } | |
e98a2d6e | 233 | |
4164020e SM |
234 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, |
235 | (GDestroyNotify) ctf_field_class_destroy); | |
236 | scope->parent_scope = par_scope; | |
e98a2d6e PP |
237 | |
238 | end: | |
4164020e | 239 | return scope; |
e98a2d6e PP |
240 | } |
241 | ||
242 | /** | |
243 | * Destroys a declaration scope. | |
244 | * | |
245 | * This function does not destroy the parent scope. | |
246 | * | |
247 | * @param scope Scope to destroy | |
248 | */ | |
4164020e | 249 | static void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) |
e98a2d6e | 250 | { |
4164020e SM |
251 | if (!scope) { |
252 | goto end; | |
253 | } | |
e98a2d6e | 254 | |
4164020e SM |
255 | g_hash_table_destroy(scope->decl_map); |
256 | g_free(scope); | |
e98a2d6e PP |
257 | |
258 | end: | |
4164020e | 259 | return; |
e98a2d6e PP |
260 | } |
261 | ||
262 | /** | |
263 | * Returns the GQuark of a prefixed alias. | |
264 | * | |
265 | * @param prefix Prefix character | |
266 | * @param name Name | |
267 | * @returns Associated GQuark, or 0 on error | |
268 | */ | |
0f456216 | 269 | static GQuark get_prefixed_named_quark(char prefix, const char *name) |
e98a2d6e | 270 | { |
4164020e | 271 | BT_ASSERT(name); |
495dd92c MJ |
272 | std::string prname = std::string {prefix} + name; |
273 | return g_quark_from_string(prname.c_str()); | |
e98a2d6e PP |
274 | } |
275 | ||
276 | /** | |
5cd6d0e5 | 277 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
278 | * |
279 | * @param scope Declaration scope | |
280 | * @param prefix Prefix character | |
281 | * @param name Alias name | |
44c440bc PP |
282 | * @param levels Number of levels to dig into (-1 means infinite) |
283 | * @param copy True to return a copy | |
284 | * @returns Declaration (owned by caller if \p copy is true), | |
285 | * or NULL if not found | |
e98a2d6e | 286 | */ |
0f456216 SM |
287 | static struct ctf_field_class *ctx_decl_scope_lookup_prefix_alias(struct ctx_decl_scope *scope, |
288 | char prefix, const char *name, | |
289 | int levels, bool copy) | |
e98a2d6e | 290 | { |
4164020e SM |
291 | GQuark qname = 0; |
292 | int cur_levels = 0; | |
293 | struct ctf_field_class *decl = NULL; | |
294 | struct ctx_decl_scope *cur_scope = scope; | |
295 | ||
296 | BT_ASSERT(scope); | |
297 | BT_ASSERT(name); | |
0f456216 | 298 | qname = get_prefixed_named_quark(prefix, name); |
4164020e SM |
299 | if (!qname) { |
300 | goto end; | |
301 | } | |
302 | ||
303 | if (levels < 0) { | |
304 | levels = INT_MAX; | |
305 | } | |
306 | ||
307 | while (cur_scope && cur_levels < levels) { | |
308 | decl = (ctf_field_class *) g_hash_table_lookup(cur_scope->decl_map, | |
309 | (gconstpointer) GUINT_TO_POINTER(qname)); | |
310 | if (decl) { | |
311 | /* Caller's reference */ | |
312 | if (copy) { | |
313 | decl = ctf_field_class_copy(decl); | |
314 | BT_ASSERT(decl); | |
315 | } | |
316 | ||
317 | goto end; | |
318 | } | |
319 | ||
320 | cur_scope = cur_scope->parent_scope; | |
321 | cur_levels++; | |
322 | } | |
e98a2d6e | 323 | |
44c440bc | 324 | end: |
4164020e | 325 | return decl; |
e98a2d6e PP |
326 | } |
327 | ||
328 | /** | |
5cd6d0e5 | 329 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
330 | * |
331 | * @param scope Declaration scope | |
332 | * @param name Alias name | |
44c440bc PP |
333 | * @param levels Number of levels to dig into (-1 means infinite) |
334 | * @param copy True to return a copy | |
335 | * @returns Declaration (owned by caller if \p copy is true), | |
336 | * or NULL if not found | |
e98a2d6e | 337 | */ |
0f456216 | 338 | static struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctx_decl_scope *scope, |
4164020e | 339 | const char *name, int levels, bool copy) |
e98a2d6e | 340 | { |
0f456216 | 341 | return ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ALIAS, name, levels, copy); |
e98a2d6e PP |
342 | } |
343 | ||
344 | /** | |
345 | * Looks up an enumeration within a declaration scope. | |
346 | * | |
347 | * @param scope Declaration scope | |
348 | * @param name Enumeration name | |
44c440bc PP |
349 | * @param levels Number of levels to dig into (-1 means infinite) |
350 | * @param copy True to return a copy | |
351 | * @returns Declaration (owned by caller if \p copy is true), | |
352 | * or NULL if not found | |
e98a2d6e | 353 | */ |
0f456216 SM |
354 | static struct ctf_field_class_enum * |
355 | ctx_decl_scope_lookup_enum(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) | |
e98a2d6e | 356 | { |
4164020e | 357 | return ctf_field_class_as_enum( |
0f456216 | 358 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_ENUM, name, levels, copy)); |
e98a2d6e PP |
359 | } |
360 | ||
361 | /** | |
362 | * Looks up a structure within a declaration scope. | |
363 | * | |
364 | * @param scope Declaration scope | |
365 | * @param name Structure name | |
44c440bc PP |
366 | * @param levels Number of levels to dig into (-1 means infinite) |
367 | * @param copy True to return a copy | |
368 | * @returns Declaration (owned by caller if \p copy is true), | |
369 | * or NULL if not found | |
e98a2d6e | 370 | */ |
4164020e | 371 | static struct ctf_field_class_struct * |
0f456216 | 372 | ctx_decl_scope_lookup_struct(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) |
e98a2d6e | 373 | { |
4164020e | 374 | return ctf_field_class_as_struct( |
0f456216 | 375 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_STRUCT, name, levels, copy)); |
e98a2d6e PP |
376 | } |
377 | ||
378 | /** | |
379 | * Looks up a variant within a declaration scope. | |
380 | * | |
381 | * @param scope Declaration scope | |
382 | * @param name Variant name | |
44c440bc PP |
383 | * @param levels Number of levels to dig into (-1 means infinite) |
384 | * @param copy True to return a copy | |
385 | * @returns Declaration (owned by caller if \p copy is true), | |
386 | * or NULL if not found | |
e98a2d6e | 387 | */ |
4164020e | 388 | static struct ctf_field_class_variant * |
0f456216 | 389 | ctx_decl_scope_lookup_variant(struct ctx_decl_scope *scope, const char *name, int levels, bool copy) |
e98a2d6e | 390 | { |
4164020e | 391 | return ctf_field_class_as_variant( |
0f456216 | 392 | ctx_decl_scope_lookup_prefix_alias(scope, _PREFIX_VARIANT, name, levels, copy)); |
e98a2d6e PP |
393 | } |
394 | ||
395 | /** | |
5cd6d0e5 | 396 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
397 | * |
398 | * @param scope Declaration scope | |
399 | * @param prefix Prefix character | |
400 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 401 | * @param decl Field class to register (copied) |
e98a2d6e PP |
402 | * @returns 0 if registration went okay, negative value otherwise |
403 | */ | |
0f456216 | 404 | static int ctx_decl_scope_register_prefix_alias(struct ctx_decl_scope *scope, char prefix, |
4164020e | 405 | const char *name, struct ctf_field_class *decl) |
e98a2d6e | 406 | { |
4164020e SM |
407 | int ret = 0; |
408 | GQuark qname = 0; | |
409 | ||
410 | BT_ASSERT(scope); | |
411 | BT_ASSERT(name); | |
412 | BT_ASSERT(decl); | |
0f456216 | 413 | qname = get_prefixed_named_quark(prefix, name); |
4164020e SM |
414 | if (!qname) { |
415 | ret = -ENOMEM; | |
416 | goto end; | |
417 | } | |
418 | ||
419 | /* Make sure alias does not exist in local scope */ | |
0f456216 | 420 | if (ctx_decl_scope_lookup_prefix_alias(scope, prefix, name, 1, false)) { |
4164020e SM |
421 | ret = -EEXIST; |
422 | goto end; | |
423 | } | |
424 | ||
425 | decl = ctf_field_class_copy(decl); | |
426 | BT_ASSERT(decl); | |
427 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 428 | |
44c440bc | 429 | end: |
4164020e | 430 | return ret; |
e98a2d6e PP |
431 | } |
432 | ||
433 | /** | |
5cd6d0e5 | 434 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
435 | * |
436 | * @param scope Declaration scope | |
437 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 438 | * @param decl Field class to register (copied) |
e98a2d6e PP |
439 | * @returns 0 if registration went okay, negative value otherwise |
440 | */ | |
0f456216 | 441 | static int ctx_decl_scope_register_alias(struct ctx_decl_scope *scope, const char *name, |
4164020e | 442 | struct ctf_field_class *decl) |
e98a2d6e | 443 | { |
0f456216 | 444 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ALIAS, name, decl); |
e98a2d6e PP |
445 | } |
446 | ||
447 | /** | |
448 | * Registers an enumeration declaration within a declaration scope. | |
449 | * | |
450 | * @param scope Declaration scope | |
451 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 452 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
453 | * @returns 0 if registration went okay, negative value otherwise |
454 | */ | |
0f456216 | 455 | static int ctx_decl_scope_register_enum(struct ctx_decl_scope *scope, const char *name, |
4164020e | 456 | struct ctf_field_class_enum *decl) |
e98a2d6e | 457 | { |
0f456216 | 458 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_ENUM, name, &decl->base.base.base); |
e98a2d6e PP |
459 | } |
460 | ||
461 | /** | |
462 | * Registers a structure declaration within a declaration scope. | |
463 | * | |
464 | * @param scope Declaration scope | |
465 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 466 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
467 | * @returns 0 if registration went okay, negative value otherwise |
468 | */ | |
0f456216 | 469 | static int ctx_decl_scope_register_struct(struct ctx_decl_scope *scope, const char *name, |
4164020e | 470 | struct ctf_field_class_struct *decl) |
e98a2d6e | 471 | { |
0f456216 | 472 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_STRUCT, name, &decl->base); |
e98a2d6e PP |
473 | } |
474 | ||
475 | /** | |
476 | * Registers a variant declaration within a declaration scope. | |
477 | * | |
478 | * @param scope Declaration scope | |
479 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 480 | * @param decl Variant field class to register |
e98a2d6e PP |
481 | * @returns 0 if registration went okay, negative value otherwise |
482 | */ | |
0f456216 | 483 | static int ctx_decl_scope_register_variant(struct ctx_decl_scope *scope, const char *name, |
4164020e | 484 | struct ctf_field_class_variant *decl) |
e98a2d6e | 485 | { |
0f456216 | 486 | return ctx_decl_scope_register_prefix_alias(scope, _PREFIX_VARIANT, name, &decl->base); |
e98a2d6e PP |
487 | } |
488 | ||
91fd6f6a PP |
489 | /** |
490 | * Destroys a visitor context. | |
491 | * | |
492 | * @param ctx Visitor context to destroy | |
493 | */ | |
4164020e | 494 | static void ctx_destroy(struct ctf_visitor_generate_ir *ctx) |
91fd6f6a | 495 | { |
4164020e | 496 | struct ctx_decl_scope *scope; |
91fd6f6a | 497 | |
4164020e SM |
498 | if (!ctx) { |
499 | goto end; | |
500 | } | |
91fd6f6a | 501 | |
4164020e | 502 | scope = ctx->current_scope; |
91fd6f6a | 503 | |
4164020e SM |
504 | /* |
505 | * Destroy all scopes, from current one to the root scope. | |
506 | */ | |
507 | while (scope) { | |
508 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
91fd6f6a | 509 | |
4164020e SM |
510 | ctx_decl_scope_destroy(scope); |
511 | scope = parent_scope; | |
512 | } | |
91fd6f6a | 513 | |
4164020e | 514 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 515 | |
4164020e SM |
516 | if (ctx->ctf_tc) { |
517 | ctf_trace_class_destroy(ctx->ctf_tc); | |
518 | } | |
44c440bc | 519 | |
4164020e | 520 | g_free(ctx); |
91fd6f6a PP |
521 | |
522 | end: | |
4164020e | 523 | return; |
91fd6f6a PP |
524 | } |
525 | ||
e98a2d6e PP |
526 | /** |
527 | * Creates a new visitor context. | |
528 | * | |
529 | * @param trace Associated trace | |
e98a2d6e PP |
530 | * @returns New visitor context, or NULL on error |
531 | */ | |
4164020e SM |
532 | static struct ctf_visitor_generate_ir * |
533 | ctx_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 534 | { |
4164020e SM |
535 | struct ctf_visitor_generate_ir *ctx = NULL; |
536 | ||
537 | BT_ASSERT(decoder_config); | |
538 | ||
539 | ctx = g_new0(struct ctf_visitor_generate_ir, 1); | |
540 | if (!ctx) { | |
541 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
542 | "Failed to allocate one visitor context."); | |
543 | goto error; | |
544 | } | |
545 | ||
546 | ctx->log_cfg.log_level = decoder_config->log_level; | |
547 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
548 | ctx->log_cfg.self_comp_class = decoder_config->self_comp_class; | |
549 | ||
550 | if (decoder_config->self_comp) { | |
551 | ctx->trace_class = bt_trace_class_create(decoder_config->self_comp); | |
552 | if (!ctx->trace_class) { | |
553 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create empty trace class."); | |
554 | goto error; | |
555 | } | |
556 | } | |
557 | ||
558 | ctx->ctf_tc = ctf_trace_class_create(); | |
559 | if (!ctx->ctf_tc) { | |
560 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create CTF trace class."); | |
561 | goto error; | |
562 | } | |
563 | ||
564 | /* Root declaration scope */ | |
565 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); | |
566 | if (!ctx->current_scope) { | |
567 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
568 | goto error; | |
569 | } | |
570 | ||
571 | ctx->decoder_config = *decoder_config; | |
572 | goto end; | |
e98a2d6e PP |
573 | |
574 | error: | |
4164020e SM |
575 | ctx_destroy(ctx); |
576 | ctx = NULL; | |
44c440bc PP |
577 | |
578 | end: | |
4164020e | 579 | return ctx; |
e98a2d6e PP |
580 | } |
581 | ||
e98a2d6e PP |
582 | /** |
583 | * Pushes a new declaration scope on top of a visitor context's | |
584 | * declaration scope stack. | |
585 | * | |
586 | * @param ctx Visitor context | |
587 | * @returns 0 on success, or a negative value on error | |
588 | */ | |
4164020e | 589 | static int ctx_push_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 590 | { |
4164020e SM |
591 | int ret = 0; |
592 | struct ctx_decl_scope *new_scope; | |
e98a2d6e | 593 | |
4164020e SM |
594 | BT_ASSERT(ctx); |
595 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); | |
596 | if (!new_scope) { | |
597 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
598 | ret = -ENOMEM; | |
599 | goto end; | |
600 | } | |
e98a2d6e | 601 | |
4164020e | 602 | ctx->current_scope = new_scope; |
e98a2d6e PP |
603 | |
604 | end: | |
4164020e | 605 | return ret; |
e98a2d6e PP |
606 | } |
607 | ||
4164020e | 608 | static void ctx_pop_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 609 | { |
4164020e | 610 | struct ctx_decl_scope *parent_scope = NULL; |
e98a2d6e | 611 | |
4164020e | 612 | BT_ASSERT(ctx); |
e98a2d6e | 613 | |
4164020e SM |
614 | if (!ctx->current_scope) { |
615 | goto end; | |
616 | } | |
e98a2d6e | 617 | |
4164020e SM |
618 | parent_scope = ctx->current_scope->parent_scope; |
619 | ctx_decl_scope_destroy(ctx->current_scope); | |
620 | ctx->current_scope = parent_scope; | |
e98a2d6e PP |
621 | |
622 | end: | |
4164020e | 623 | return; |
e98a2d6e PP |
624 | } |
625 | ||
4164020e SM |
626 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
627 | struct ctf_node *ts_list, | |
628 | struct ctf_field_class **decl); | |
e98a2d6e | 629 | |
4164020e | 630 | static int is_unary_string(struct bt_list_head *head) |
e98a2d6e | 631 | { |
4164020e SM |
632 | int ret = TRUE; |
633 | struct ctf_node *node; | |
e98a2d6e | 634 | |
4164020e SM |
635 | bt_list_for_each_entry (node, head, siblings) { |
636 | if (node->type != NODE_UNARY_EXPRESSION) { | |
637 | ret = FALSE; | |
638 | } | |
e98a2d6e | 639 | |
4164020e SM |
640 | if (node->u.unary_expression.type != UNARY_STRING) { |
641 | ret = FALSE; | |
642 | } | |
643 | } | |
e98a2d6e | 644 | |
4164020e | 645 | return ret; |
e98a2d6e PP |
646 | } |
647 | ||
4164020e | 648 | static const char *get_map_clock_name_value(struct bt_list_head *head) |
e98a2d6e | 649 | { |
4164020e SM |
650 | int i = 0; |
651 | struct ctf_node *node; | |
652 | const char *name = NULL; | |
653 | ||
654 | bt_list_for_each_entry (node, head, siblings) { | |
655 | char *src_string; | |
656 | int uexpr_type = node->u.unary_expression.type; | |
657 | int uexpr_link = node->u.unary_expression.link; | |
658 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_STRING || | |
659 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
660 | if (cond) { | |
661 | goto error; | |
662 | } | |
663 | ||
664 | /* Needs to be chained with . */ | |
665 | switch (node->u.unary_expression.link) { | |
666 | case UNARY_DOTLINK: | |
667 | break; | |
668 | case UNARY_ARROWLINK: | |
669 | case UNARY_DOTDOTDOT: | |
670 | goto error; | |
671 | default: | |
672 | break; | |
673 | } | |
674 | ||
675 | src_string = node->u.unary_expression.u.string; | |
676 | ||
677 | switch (i) { | |
678 | case 0: | |
679 | if (strcmp("clock", src_string)) { | |
680 | goto error; | |
681 | } | |
682 | break; | |
683 | case 1: | |
684 | name = src_string; | |
685 | break; | |
686 | case 2: | |
687 | if (strcmp("value", src_string)) { | |
688 | goto error; | |
689 | } | |
690 | break; | |
691 | default: | |
692 | /* Extra identifier, unknown */ | |
693 | goto error; | |
694 | } | |
695 | ||
696 | i++; | |
697 | } | |
698 | ||
699 | return name; | |
e98a2d6e PP |
700 | |
701 | error: | |
4164020e | 702 | return NULL; |
e98a2d6e PP |
703 | } |
704 | ||
4164020e | 705 | static int is_unary_unsigned(struct bt_list_head *head) |
e98a2d6e | 706 | { |
4164020e SM |
707 | int ret = TRUE; |
708 | struct ctf_node *node; | |
e98a2d6e | 709 | |
4164020e SM |
710 | bt_list_for_each_entry (node, head, siblings) { |
711 | if (node->type != NODE_UNARY_EXPRESSION) { | |
712 | ret = FALSE; | |
713 | } | |
e98a2d6e | 714 | |
4164020e SM |
715 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
716 | ret = FALSE; | |
717 | } | |
718 | } | |
e98a2d6e | 719 | |
4164020e | 720 | return ret; |
e98a2d6e PP |
721 | } |
722 | ||
4164020e SM |
723 | static int get_unary_unsigned(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
724 | uint64_t *value) | |
e98a2d6e | 725 | { |
4164020e SM |
726 | int i = 0; |
727 | int ret = 0; | |
728 | struct ctf_node *node; | |
729 | ||
730 | *value = 0; | |
731 | ||
732 | if (bt_list_empty(head)) { | |
733 | ret = -1; | |
734 | goto end; | |
735 | } | |
736 | ||
737 | bt_list_for_each_entry (node, head, siblings) { | |
738 | int uexpr_type = node->u.unary_expression.type; | |
739 | int uexpr_link = node->u.unary_expression.link; | |
740 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
741 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
742 | if (cond) { | |
743 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid constant unsigned integer."); | |
744 | ret = -EINVAL; | |
745 | goto end; | |
746 | } | |
747 | ||
748 | *value = node->u.unary_expression.u.unsigned_constant; | |
749 | i++; | |
750 | } | |
e98a2d6e PP |
751 | |
752 | end: | |
4164020e | 753 | return ret; |
e98a2d6e PP |
754 | } |
755 | ||
4164020e | 756 | static int is_unary_signed(struct bt_list_head *head) |
e98a2d6e | 757 | { |
4164020e SM |
758 | int ret = TRUE; |
759 | struct ctf_node *node; | |
e98a2d6e | 760 | |
4164020e SM |
761 | bt_list_for_each_entry (node, head, siblings) { |
762 | if (node->type != NODE_UNARY_EXPRESSION) { | |
763 | ret = FALSE; | |
764 | } | |
e98a2d6e | 765 | |
4164020e SM |
766 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { |
767 | ret = FALSE; | |
768 | } | |
769 | } | |
e98a2d6e | 770 | |
4164020e | 771 | return ret; |
e98a2d6e PP |
772 | } |
773 | ||
4164020e | 774 | static int get_unary_signed(struct bt_list_head *head, int64_t *value) |
e98a2d6e | 775 | { |
4164020e SM |
776 | int i = 0; |
777 | int ret = 0; | |
778 | struct ctf_node *node; | |
779 | ||
780 | bt_list_for_each_entry (node, head, siblings) { | |
781 | int uexpr_type = node->u.unary_expression.type; | |
782 | int uexpr_link = node->u.unary_expression.link; | |
783 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
784 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && uexpr_type != UNARY_SIGNED_CONSTANT) || | |
785 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
786 | if (cond) { | |
787 | ret = -EINVAL; | |
788 | goto end; | |
789 | } | |
790 | ||
791 | switch (uexpr_type) { | |
792 | case UNARY_UNSIGNED_CONSTANT: | |
793 | *value = (int64_t) node->u.unary_expression.u.unsigned_constant; | |
794 | break; | |
795 | case UNARY_SIGNED_CONSTANT: | |
796 | *value = node->u.unary_expression.u.signed_constant; | |
797 | break; | |
798 | default: | |
799 | ret = -EINVAL; | |
800 | goto end; | |
801 | } | |
802 | ||
803 | i++; | |
804 | } | |
e98a2d6e PP |
805 | |
806 | end: | |
4164020e | 807 | return ret; |
e98a2d6e PP |
808 | } |
809 | ||
4164020e SM |
810 | static int get_unary_uuid(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
811 | bt_uuid_t uuid) | |
e98a2d6e | 812 | { |
4164020e | 813 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, ctx->log_cfg.self_comp); |
e98a2d6e PP |
814 | } |
815 | ||
4164020e | 816 | static int get_boolean(struct ctf_visitor_generate_ir *ctx, struct ctf_node *unary_expr) |
e98a2d6e | 817 | { |
4164020e SM |
818 | int ret = 0; |
819 | ||
820 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
821 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Expecting unary expression: node-type=%d", | |
822 | unary_expr->type); | |
823 | ret = -EINVAL; | |
824 | goto end; | |
825 | } | |
826 | ||
827 | switch (unary_expr->u.unary_expression.type) { | |
828 | case UNARY_UNSIGNED_CONSTANT: | |
829 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
830 | break; | |
831 | case UNARY_SIGNED_CONSTANT: | |
832 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
833 | break; | |
834 | case UNARY_STRING: | |
835 | { | |
836 | const char *str = unary_expr->u.unary_expression.u.string; | |
837 | ||
838 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { | |
839 | ret = TRUE; | |
840 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { | |
841 | ret = FALSE; | |
842 | } else { | |
843 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Unexpected boolean value: value=\"%s\"", | |
844 | str); | |
845 | ret = -EINVAL; | |
846 | goto end; | |
847 | } | |
848 | break; | |
849 | } | |
850 | default: | |
851 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, | |
852 | "Unexpected unary expression type: node-type=%d", | |
853 | unary_expr->u.unary_expression.type); | |
854 | ret = -EINVAL; | |
855 | goto end; | |
856 | } | |
e98a2d6e PP |
857 | |
858 | end: | |
4164020e | 859 | return ret; |
e98a2d6e PP |
860 | } |
861 | ||
4164020e SM |
862 | static enum ctf_byte_order byte_order_from_unary_expr(struct ctf_visitor_generate_ir *ctx, |
863 | struct ctf_node *unary_expr) | |
e98a2d6e | 864 | { |
4164020e SM |
865 | const char *str; |
866 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; | |
867 | ||
868 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
869 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
870 | unary_expr, "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
871 | goto end; | |
872 | } | |
873 | ||
874 | str = unary_expr->u.unary_expression.u.string; | |
875 | ||
876 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { | |
877 | bo = CTF_BYTE_ORDER_BIG; | |
878 | } else if (strcmp(str, "le") == 0) { | |
879 | bo = CTF_BYTE_ORDER_LITTLE; | |
880 | } else if (strcmp(str, "native") == 0) { | |
881 | bo = CTF_BYTE_ORDER_DEFAULT; | |
882 | } else { | |
883 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
884 | unary_expr, | |
885 | "Unexpected \"byte_order\" attribute value: " | |
886 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", | |
887 | str); | |
888 | goto end; | |
889 | } | |
e98a2d6e PP |
890 | |
891 | end: | |
4164020e | 892 | return bo; |
e98a2d6e PP |
893 | } |
894 | ||
4164020e SM |
895 | static enum ctf_byte_order get_real_byte_order(struct ctf_visitor_generate_ir *ctx, |
896 | struct ctf_node *uexpr) | |
e98a2d6e | 897 | { |
4164020e | 898 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 899 | |
4164020e SM |
900 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
901 | bo = ctx->ctf_tc->default_byte_order; | |
902 | } | |
e98a2d6e | 903 | |
4164020e | 904 | return bo; |
e98a2d6e PP |
905 | } |
906 | ||
4164020e | 907 | static int is_align_valid(uint64_t align) |
e98a2d6e | 908 | { |
4164020e | 909 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
910 | } |
911 | ||
4164020e SM |
912 | static int get_class_specifier_name(struct ctf_visitor_generate_ir *ctx, |
913 | struct ctf_node *cls_specifier, GString *str) | |
e98a2d6e | 914 | { |
4164020e SM |
915 | int ret = 0; |
916 | ||
917 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { | |
918 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier, "Unexpected node type: node-type=%d", | |
919 | cls_specifier->type); | |
920 | ret = -EINVAL; | |
921 | goto end; | |
922 | } | |
923 | ||
924 | switch (cls_specifier->u.field_class_specifier.type) { | |
925 | case TYPESPEC_VOID: | |
926 | g_string_append(str, "void"); | |
927 | break; | |
928 | case TYPESPEC_CHAR: | |
929 | g_string_append(str, "char"); | |
930 | break; | |
931 | case TYPESPEC_SHORT: | |
932 | g_string_append(str, "short"); | |
933 | break; | |
934 | case TYPESPEC_INT: | |
935 | g_string_append(str, "int"); | |
936 | break; | |
937 | case TYPESPEC_LONG: | |
938 | g_string_append(str, "long"); | |
939 | break; | |
940 | case TYPESPEC_FLOAT: | |
941 | g_string_append(str, "float"); | |
942 | break; | |
943 | case TYPESPEC_DOUBLE: | |
944 | g_string_append(str, "double"); | |
945 | break; | |
946 | case TYPESPEC_SIGNED: | |
947 | g_string_append(str, "signed"); | |
948 | break; | |
949 | case TYPESPEC_UNSIGNED: | |
950 | g_string_append(str, "unsigned"); | |
951 | break; | |
952 | case TYPESPEC_BOOL: | |
953 | g_string_append(str, "bool"); | |
954 | break; | |
955 | case TYPESPEC_COMPLEX: | |
956 | g_string_append(str, "_Complex"); | |
957 | break; | |
958 | case TYPESPEC_IMAGINARY: | |
959 | g_string_append(str, "_Imaginary"); | |
960 | break; | |
961 | case TYPESPEC_CONST: | |
962 | g_string_append(str, "const"); | |
963 | break; | |
964 | case TYPESPEC_ID_TYPE: | |
965 | if (cls_specifier->u.field_class_specifier.id_type) { | |
966 | g_string_append(str, cls_specifier->u.field_class_specifier.id_type); | |
967 | } | |
968 | break; | |
969 | case TYPESPEC_STRUCT: | |
970 | { | |
971 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
972 | ||
973 | if (!node->u._struct.name) { | |
974 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty structure field class name."); | |
975 | ret = -EINVAL; | |
976 | goto end; | |
977 | } | |
978 | ||
979 | g_string_append(str, "struct "); | |
980 | g_string_append(str, node->u._struct.name); | |
981 | break; | |
982 | } | |
983 | case TYPESPEC_VARIANT: | |
984 | { | |
985 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
986 | ||
987 | if (!node->u.variant.name) { | |
988 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty variant field class name."); | |
989 | ret = -EINVAL; | |
990 | goto end; | |
991 | } | |
992 | ||
993 | g_string_append(str, "variant "); | |
994 | g_string_append(str, node->u.variant.name); | |
995 | break; | |
996 | } | |
997 | case TYPESPEC_ENUM: | |
998 | { | |
999 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
1000 | ||
1001 | if (!node->u._enum.enum_id) { | |
1002 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1003 | node, "Unexpected empty enumeration field class (`enum`) name."); | |
1004 | ret = -EINVAL; | |
1005 | goto end; | |
1006 | } | |
1007 | ||
1008 | g_string_append(str, "enum "); | |
1009 | g_string_append(str, node->u._enum.enum_id); | |
1010 | break; | |
1011 | } | |
1012 | case TYPESPEC_FLOATING_POINT: | |
1013 | case TYPESPEC_INTEGER: | |
1014 | case TYPESPEC_STRING: | |
1015 | default: | |
1016 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier->u.field_class_specifier.node, | |
1017 | "Unexpected field class specifier type: %d", | |
1018 | cls_specifier->u.field_class_specifier.type); | |
1019 | ret = -EINVAL; | |
1020 | goto end; | |
1021 | } | |
e98a2d6e PP |
1022 | |
1023 | end: | |
4164020e | 1024 | return ret; |
e98a2d6e PP |
1025 | } |
1026 | ||
4164020e SM |
1027 | static int get_class_specifier_list_name(struct ctf_visitor_generate_ir *ctx, |
1028 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1029 | { |
4164020e SM |
1030 | int ret = 0; |
1031 | struct ctf_node *iter; | |
1032 | int alias_item_nr = 0; | |
1033 | struct bt_list_head *head = &cls_specifier_list->u.field_class_specifier_list.head; | |
1034 | ||
1035 | bt_list_for_each_entry (iter, head, siblings) { | |
1036 | if (alias_item_nr != 0) { | |
1037 | g_string_append(str, " "); | |
1038 | } | |
1039 | ||
1040 | alias_item_nr++; | |
1041 | ret = get_class_specifier_name(ctx, iter, str); | |
1042 | if (ret) { | |
1043 | goto end; | |
1044 | } | |
1045 | } | |
e98a2d6e PP |
1046 | |
1047 | end: | |
4164020e | 1048 | return ret; |
e98a2d6e PP |
1049 | } |
1050 | ||
4164020e SM |
1051 | static GQuark create_class_alias_identifier(struct ctf_visitor_generate_ir *ctx, |
1052 | struct ctf_node *cls_specifier_list, | |
1053 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e | 1054 | { |
4164020e SM |
1055 | int ret; |
1056 | char *str_c; | |
1057 | GString *str; | |
1058 | GQuark qalias = 0; | |
1059 | struct ctf_node *iter; | |
1060 | struct bt_list_head *pointers = &node_field_class_declarator->u.field_class_declarator.pointers; | |
1061 | ||
1062 | str = g_string_new(""); | |
1063 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
1064 | if (ret) { | |
1065 | g_string_free(str, TRUE); | |
1066 | goto end; | |
1067 | } | |
1068 | ||
1069 | bt_list_for_each_entry (iter, pointers, siblings) { | |
1070 | g_string_append(str, " *"); | |
1071 | ||
1072 | if (iter->u.pointer.const_qualifier) { | |
1073 | g_string_append(str, " const"); | |
1074 | } | |
1075 | } | |
1076 | ||
1077 | str_c = g_string_free(str, FALSE); | |
1078 | qalias = g_quark_from_string(str_c); | |
1079 | g_free(str_c); | |
e98a2d6e PP |
1080 | |
1081 | end: | |
4164020e | 1082 | return qalias; |
e98a2d6e PP |
1083 | } |
1084 | ||
4164020e SM |
1085 | static int visit_field_class_declarator(struct ctf_visitor_generate_ir *ctx, |
1086 | struct ctf_node *cls_specifier_list, GQuark *field_name, | |
1087 | struct ctf_node *node_field_class_declarator, | |
1088 | struct ctf_field_class **field_decl, | |
1089 | struct ctf_field_class *nested_decl) | |
e98a2d6e | 1090 | { |
4164020e SM |
1091 | /* |
1092 | * During this whole function, nested_decl is always OURS, | |
1093 | * whereas field_decl is an output which we create, but | |
1094 | * belongs to the caller (it is moved). | |
1095 | */ | |
1096 | int ret = 0; | |
1097 | *field_decl = NULL; | |
1098 | ||
1099 | /* Validate field class declarator node */ | |
1100 | if (node_field_class_declarator) { | |
1101 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_UNKNOWN) { | |
1102 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1103 | node_field_class_declarator, "Unexpected field class declarator type: type=%d", | |
1104 | node_field_class_declarator->u.field_class_declarator.type); | |
1105 | ret = -EINVAL; | |
1106 | goto error; | |
1107 | } | |
1108 | ||
1109 | /* TODO: GCC bitfields not supported yet */ | |
1110 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != NULL) { | |
1111 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1112 | "GCC bitfields are not supported as of this version."); | |
1113 | ret = -EPERM; | |
1114 | goto error; | |
1115 | } | |
1116 | } | |
1117 | ||
1118 | /* Find the right nested declaration if not provided */ | |
1119 | if (!nested_decl) { | |
e458ac29 SM |
1120 | if (node_field_class_declarator && |
1121 | !bt_list_empty(&node_field_class_declarator->u.field_class_declarator.pointers)) { | |
4164020e SM |
1122 | GQuark qalias; |
1123 | ||
1124 | /* | |
1125 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1126 | * be present in the field class aliases (else |
1127 | * fail). | |
4164020e SM |
1128 | */ |
1129 | qalias = | |
1130 | create_class_alias_identifier(ctx, cls_specifier_list, node_field_class_declarator); | |
0f456216 SM |
1131 | nested_decl = ctx_decl_scope_lookup_alias(ctx->current_scope, g_quark_to_string(qalias), |
1132 | -1, true); | |
4164020e SM |
1133 | if (!nested_decl) { |
1134 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1135 | "Cannot find class alias: name=\"%s\"", | |
1136 | g_quark_to_string(qalias)); | |
1137 | ret = -EINVAL; | |
1138 | goto error; | |
1139 | } | |
1140 | ||
1141 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { | |
1142 | /* Pointer: force integer's base to 16 */ | |
1143 | struct ctf_field_class_int *int_fc = ctf_field_class_as_int(nested_decl); | |
1144 | ||
1145 | int_fc->disp_base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
1146 | } | |
1147 | } else { | |
1148 | ret = visit_field_class_specifier_list(ctx, cls_specifier_list, &nested_decl); | |
1149 | if (ret) { | |
1150 | BT_ASSERT(!nested_decl); | |
1151 | goto error; | |
1152 | } | |
1153 | } | |
1154 | } | |
1155 | ||
1156 | BT_ASSERT(nested_decl); | |
1157 | ||
1158 | if (!node_field_class_declarator) { | |
1159 | *field_decl = nested_decl; | |
1160 | nested_decl = NULL; | |
1161 | goto end; | |
1162 | } | |
1163 | ||
1164 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { | |
1165 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
1166 | const char *id = node_field_class_declarator->u.field_class_declarator.u.id; | |
1167 | ||
1168 | *field_name = g_quark_from_string(id); | |
1169 | } else { | |
1170 | *field_name = 0; | |
1171 | } | |
1172 | ||
1173 | *field_decl = nested_decl; | |
1174 | nested_decl = NULL; | |
1175 | goto end; | |
1176 | } else { | |
1177 | struct ctf_node *first; | |
1178 | struct ctf_field_class *decl = NULL; | |
1179 | struct ctf_field_class *outer_field_decl = NULL; | |
1180 | struct bt_list_head *length = | |
1181 | &node_field_class_declarator->u.field_class_declarator.u.nested.length; | |
1182 | ||
1183 | /* Create array/sequence, pass nested_decl as child */ | |
1184 | if (bt_list_empty(length)) { | |
1185 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1186 | "Expecting length field reference or value."); | |
1187 | ret = -EINVAL; | |
1188 | goto error; | |
1189 | } | |
1190 | ||
1191 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1192 | if (first->type != NODE_UNARY_EXPRESSION) { | |
1193 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", | |
1194 | first->type); | |
1195 | ret = -EINVAL; | |
1196 | goto error; | |
1197 | } | |
1198 | ||
1199 | switch (first->u.unary_expression.type) { | |
1200 | case UNARY_UNSIGNED_CONSTANT: | |
1201 | { | |
1202 | struct ctf_field_class_array *array_decl = NULL; | |
1203 | ||
1204 | array_decl = ctf_field_class_array_create(); | |
1205 | BT_ASSERT(array_decl); | |
1206 | array_decl->length = first->u.unary_expression.u.unsigned_constant; | |
1207 | array_decl->base.elem_fc = nested_decl; | |
1208 | nested_decl = NULL; | |
1209 | decl = &array_decl->base.base; | |
1210 | break; | |
1211 | } | |
1212 | case UNARY_STRING: | |
1213 | { | |
1214 | /* Lookup unsigned integer definition, create seq. */ | |
1215 | struct ctf_field_class_sequence *seq_decl = NULL; | |
1216 | char *length_name = ctf_ast_concatenate_unary_strings(length); | |
1217 | ||
1218 | if (!length_name) { | |
1219 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1220 | "Cannot concatenate unary strings."); | |
1221 | ret = -EINVAL; | |
1222 | goto error; | |
1223 | } | |
1224 | ||
1225 | if (strncmp(length_name, "env.", 4) == 0) { | |
1226 | /* This is, in fact, an array */ | |
1227 | const char *env_entry_name = &length_name[4]; | |
1228 | struct ctf_trace_class_env_entry *env_entry = | |
1229 | ctf_trace_class_borrow_env_entry_by_name(ctx->ctf_tc, env_entry_name); | |
1230 | struct ctf_field_class_array *array_decl; | |
1231 | ||
1232 | if (!env_entry) { | |
1233 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1234 | "Cannot find environment entry: " | |
1235 | "name=\"%s\"", | |
1236 | env_entry_name); | |
1237 | ret = -EINVAL; | |
1238 | goto error; | |
1239 | } | |
1240 | ||
1241 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1242 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1243 | "Wrong environment entry type " | |
1244 | "(expecting integer): " | |
1245 | "name=\"%s\"", | |
1246 | env_entry_name); | |
1247 | ret = -EINVAL; | |
1248 | goto error; | |
1249 | } | |
1250 | ||
1251 | if (env_entry->value.i < 0) { | |
1252 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1253 | "Invalid, negative array length: " | |
1254 | "env-entry-name=\"%s\", " | |
1255 | "value=%" PRId64, | |
1256 | env_entry_name, env_entry->value.i); | |
1257 | ret = -EINVAL; | |
1258 | goto error; | |
1259 | } | |
1260 | ||
1261 | array_decl = ctf_field_class_array_create(); | |
1262 | BT_ASSERT(array_decl); | |
1263 | array_decl->length = (uint64_t) env_entry->value.i; | |
1264 | array_decl->base.elem_fc = nested_decl; | |
1265 | nested_decl = NULL; | |
1266 | decl = &array_decl->base.base; | |
1267 | } else { | |
1268 | seq_decl = ctf_field_class_sequence_create(); | |
1269 | BT_ASSERT(seq_decl); | |
1270 | seq_decl->base.elem_fc = nested_decl; | |
1271 | nested_decl = NULL; | |
1272 | g_string_assign(seq_decl->length_ref, length_name); | |
1273 | decl = &seq_decl->base.base; | |
1274 | } | |
1275 | ||
1276 | g_free(length_name); | |
1277 | break; | |
1278 | } | |
1279 | default: | |
1280 | ret = -EINVAL; | |
1281 | goto error; | |
1282 | } | |
1283 | ||
1284 | BT_ASSERT(!nested_decl); | |
1285 | BT_ASSERT(decl); | |
1286 | BT_ASSERT(!*field_decl); | |
1287 | ||
1288 | /* | |
1289 | * At this point, we found the next nested declaration. | |
1290 | * We currently own this (and lost the ownership of | |
1291 | * nested_decl in the meantime). Pass this next | |
1292 | * nested declaration as the content of the outer | |
1293 | * container, MOVING its ownership. | |
1294 | */ | |
1295 | ret = visit_field_class_declarator( | |
1296 | ctx, cls_specifier_list, field_name, | |
1297 | node_field_class_declarator->u.field_class_declarator.u.nested.field_class_declarator, | |
1298 | &outer_field_decl, decl); | |
1299 | decl = NULL; | |
1300 | if (ret) { | |
1301 | BT_ASSERT(!outer_field_decl); | |
1302 | ret = -EINVAL; | |
1303 | goto error; | |
1304 | } | |
1305 | ||
1306 | BT_ASSERT(outer_field_decl); | |
1307 | *field_decl = outer_field_decl; | |
1308 | outer_field_decl = NULL; | |
1309 | } | |
1310 | ||
1311 | BT_ASSERT(*field_decl); | |
1312 | goto end; | |
e98a2d6e PP |
1313 | |
1314 | error: | |
4164020e SM |
1315 | ctf_field_class_destroy(*field_decl); |
1316 | *field_decl = NULL; | |
e98a2d6e | 1317 | |
4164020e SM |
1318 | if (ret >= 0) { |
1319 | ret = -1; | |
1320 | } | |
44c440bc PP |
1321 | |
1322 | end: | |
4164020e SM |
1323 | ctf_field_class_destroy(nested_decl); |
1324 | nested_decl = NULL; | |
1325 | return ret; | |
e98a2d6e PP |
1326 | } |
1327 | ||
4164020e SM |
1328 | static int visit_struct_decl_field(struct ctf_visitor_generate_ir *ctx, |
1329 | struct ctf_field_class_struct *struct_decl, | |
1330 | struct ctf_node *cls_specifier_list, | |
1331 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1332 | { |
4164020e SM |
1333 | int ret = 0; |
1334 | struct ctf_node *iter; | |
1335 | struct ctf_field_class *field_decl = NULL; | |
1336 | ||
1337 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1338 | field_decl = NULL; | |
1339 | GQuark qfield_name; | |
1340 | const char *field_name; | |
1341 | ||
1342 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1343 | NULL); | |
1344 | if (ret) { | |
1345 | BT_ASSERT(!field_decl); | |
1346 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1347 | "Cannot visit field class declarator: ret=%d", ret); | |
1348 | goto error; | |
1349 | } | |
1350 | ||
1351 | BT_ASSERT(field_decl); | |
1352 | field_name = g_quark_to_string(qfield_name); | |
1353 | ||
1354 | /* Check if field with same name already exists */ | |
1355 | if (ctf_field_class_struct_borrow_member_by_name(struct_decl, field_name)) { | |
1356 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1357 | "Duplicate field in structure field class: " | |
1358 | "field-name=\"%s\"", | |
1359 | field_name); | |
1360 | ret = -EINVAL; | |
1361 | goto error; | |
1362 | } | |
1363 | ||
1364 | /* Add field to structure */ | |
1365 | ctf_field_class_struct_append_member(struct_decl, field_name, field_decl); | |
1366 | field_decl = NULL; | |
1367 | } | |
1368 | ||
1369 | return 0; | |
e98a2d6e PP |
1370 | |
1371 | error: | |
4164020e SM |
1372 | ctf_field_class_destroy(field_decl); |
1373 | field_decl = NULL; | |
1374 | return ret; | |
e98a2d6e PP |
1375 | } |
1376 | ||
4164020e SM |
1377 | static int visit_variant_decl_field(struct ctf_visitor_generate_ir *ctx, |
1378 | struct ctf_field_class_variant *variant_decl, | |
1379 | struct ctf_node *cls_specifier_list, | |
1380 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1381 | { |
4164020e SM |
1382 | int ret = 0; |
1383 | struct ctf_node *iter; | |
1384 | struct ctf_field_class *field_decl = NULL; | |
1385 | ||
1386 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1387 | field_decl = NULL; | |
1388 | GQuark qfield_name; | |
1389 | const char *field_name; | |
1390 | ||
1391 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1392 | NULL); | |
1393 | if (ret) { | |
1394 | BT_ASSERT(!field_decl); | |
1395 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1396 | "Cannot visit field class declarator: ret=%d", ret); | |
1397 | goto error; | |
1398 | } | |
1399 | ||
1400 | BT_ASSERT(field_decl); | |
1401 | field_name = g_quark_to_string(qfield_name); | |
1402 | ||
1403 | /* Check if field with same name already exists */ | |
1404 | if (ctf_field_class_variant_borrow_option_by_name(variant_decl, field_name)) { | |
1405 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1406 | "Duplicate field in variant field class: " | |
1407 | "field-name=\"%s\"", | |
1408 | field_name); | |
1409 | ret = -EINVAL; | |
1410 | goto error; | |
1411 | } | |
1412 | ||
1413 | /* Add field to structure */ | |
1414 | ctf_field_class_variant_append_option(variant_decl, field_name, field_decl); | |
1415 | field_decl = NULL; | |
1416 | } | |
1417 | ||
1418 | return 0; | |
e98a2d6e PP |
1419 | |
1420 | error: | |
4164020e SM |
1421 | ctf_field_class_destroy(field_decl); |
1422 | field_decl = NULL; | |
1423 | return ret; | |
e98a2d6e PP |
1424 | } |
1425 | ||
4164020e SM |
1426 | static int visit_field_class_def(struct ctf_visitor_generate_ir *ctx, |
1427 | struct ctf_node *cls_specifier_list, | |
1428 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1429 | { |
4164020e SM |
1430 | int ret = 0; |
1431 | GQuark qidentifier; | |
1432 | struct ctf_node *iter; | |
1433 | struct ctf_field_class *class_decl = NULL; | |
1434 | ||
1435 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1436 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qidentifier, iter, &class_decl, | |
1437 | NULL); | |
1438 | if (ret) { | |
1439 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit field class declarator: ret=%d", | |
1440 | ret); | |
1441 | ret = -EINVAL; | |
1442 | goto end; | |
1443 | } | |
1444 | ||
1445 | /* Do not allow field class def and alias of untagged variants */ | |
1446 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1447 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1448 | ||
1449 | if (var_fc->tag_path.path->len == 0) { | |
1450 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1451 | iter, "Type definition of untagged variant field class is not allowed."); | |
1452 | ret = -EPERM; | |
1453 | goto end; | |
1454 | } | |
1455 | } | |
1456 | ||
0f456216 | 1457 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qidentifier), |
4164020e SM |
1458 | class_decl); |
1459 | if (ret) { | |
1460 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot register field class alias: name=\"%s\"", | |
1461 | g_quark_to_string(qidentifier)); | |
1462 | goto end; | |
1463 | } | |
1464 | } | |
e98a2d6e PP |
1465 | |
1466 | end: | |
4164020e SM |
1467 | ctf_field_class_destroy(class_decl); |
1468 | class_decl = NULL; | |
1469 | return ret; | |
e98a2d6e PP |
1470 | } |
1471 | ||
4164020e SM |
1472 | static int visit_field_class_alias(struct ctf_visitor_generate_ir *ctx, struct ctf_node *target, |
1473 | struct ctf_node *alias) | |
e98a2d6e | 1474 | { |
4164020e SM |
1475 | int ret = 0; |
1476 | GQuark qalias; | |
1477 | struct ctf_node *node; | |
1478 | GQuark qdummy_field_name; | |
1479 | struct ctf_field_class *class_decl = NULL; | |
1480 | ||
1481 | /* Create target field class */ | |
1482 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
1483 | node = NULL; | |
1484 | } else { | |
1485 | node = _BT_LIST_FIRST_ENTRY(&target->u.field_class_alias_target.field_class_declarators, | |
1486 | struct ctf_node, siblings); | |
1487 | } | |
1488 | ||
1489 | ret = visit_field_class_declarator( | |
1490 | ctx, target->u.field_class_alias_target.field_class_specifier_list, &qdummy_field_name, | |
1491 | node, &class_decl, NULL); | |
1492 | if (ret) { | |
1493 | BT_ASSERT(!class_decl); | |
1494 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot visit field class declarator: ret=%d", ret); | |
1495 | goto end; | |
1496 | } | |
1497 | ||
1498 | /* Do not allow field class def and alias of untagged variants */ | |
1499 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1500 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1501 | ||
1502 | if (var_fc->tag_path.path->len == 0) { | |
1503 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1504 | target, "Type definition of untagged variant field class is not allowed."); | |
1505 | ret = -EPERM; | |
1506 | goto end; | |
1507 | } | |
1508 | } | |
1509 | ||
1510 | /* | |
1511 | * The semantic validator does not check whether the target is | |
1512 | * abstract or not (if it has an identifier). Check it here. | |
1513 | */ | |
1514 | if (qdummy_field_name != 0) { | |
1515 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, "Expecting empty identifier: id=\"%s\"", | |
1516 | g_quark_to_string(qdummy_field_name)); | |
1517 | ret = -EINVAL; | |
1518 | goto end; | |
1519 | } | |
1520 | ||
1521 | /* Create alias identifier */ | |
1522 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, | |
1523 | struct ctf_node, siblings); | |
1524 | qalias = create_class_alias_identifier( | |
1525 | ctx, alias->u.field_class_alias_name.field_class_specifier_list, node); | |
0f456216 | 1526 | ret = ctx_decl_scope_register_alias(ctx->current_scope, g_quark_to_string(qalias), class_decl); |
4164020e SM |
1527 | if (ret) { |
1528 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot register class alias: name=\"%s\"", | |
1529 | g_quark_to_string(qalias)); | |
1530 | goto end; | |
1531 | } | |
e98a2d6e PP |
1532 | |
1533 | end: | |
4164020e SM |
1534 | ctf_field_class_destroy(class_decl); |
1535 | class_decl = NULL; | |
1536 | return ret; | |
e98a2d6e PP |
1537 | } |
1538 | ||
4164020e SM |
1539 | static int visit_struct_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
1540 | struct ctf_field_class_struct *struct_decl) | |
e98a2d6e | 1541 | { |
4164020e SM |
1542 | int ret = 0; |
1543 | ||
1544 | switch (entry_node->type) { | |
1545 | case NODE_TYPEDEF: | |
1546 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1547 | &entry_node->u.field_class_def.field_class_declarators); | |
1548 | if (ret) { | |
1549 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1550 | entry_node, "Cannot add field class found in structure field class: ret=%d", ret); | |
1551 | goto end; | |
1552 | } | |
1553 | break; | |
1554 | case NODE_TYPEALIAS: | |
1555 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1556 | entry_node->u.field_class_alias.alias); | |
1557 | if (ret) { | |
1558 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1559 | entry_node, "Cannot add field class alias found in structure field class: ret=%d", | |
1560 | ret); | |
1561 | goto end; | |
1562 | } | |
1563 | break; | |
1564 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1565 | /* Field */ | |
1566 | ret = visit_struct_decl_field( | |
1567 | ctx, struct_decl, | |
1568 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1569 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1570 | if (ret) { | |
1571 | goto end; | |
1572 | } | |
1573 | break; | |
1574 | default: | |
1575 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1576 | entry_node->type); | |
1577 | ret = -EINVAL; | |
1578 | goto end; | |
1579 | } | |
e98a2d6e PP |
1580 | |
1581 | end: | |
4164020e | 1582 | return ret; |
e98a2d6e PP |
1583 | } |
1584 | ||
4164020e SM |
1585 | static int visit_variant_decl_entry(struct ctf_visitor_generate_ir *ctx, |
1586 | struct ctf_node *entry_node, | |
1587 | struct ctf_field_class_variant *variant_decl) | |
e98a2d6e | 1588 | { |
4164020e SM |
1589 | int ret = 0; |
1590 | ||
1591 | switch (entry_node->type) { | |
1592 | case NODE_TYPEDEF: | |
1593 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1594 | &entry_node->u.field_class_def.field_class_declarators); | |
1595 | if (ret) { | |
1596 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1597 | entry_node, "Cannot add field class found in variant field class: ret=%d", ret); | |
1598 | goto end; | |
1599 | } | |
1600 | break; | |
1601 | case NODE_TYPEALIAS: | |
1602 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1603 | entry_node->u.field_class_alias.alias); | |
1604 | if (ret) { | |
1605 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1606 | entry_node, "Cannot add field class alias found in variant field class: ret=%d", | |
1607 | ret); | |
1608 | goto end; | |
1609 | } | |
1610 | break; | |
1611 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1612 | /* Field */ | |
1613 | ret = visit_variant_decl_field( | |
1614 | ctx, variant_decl, | |
1615 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1616 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1617 | if (ret) { | |
1618 | goto end; | |
1619 | } | |
1620 | break; | |
1621 | default: | |
1622 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1623 | entry_node->type); | |
1624 | ret = -EINVAL; | |
1625 | goto end; | |
1626 | } | |
e98a2d6e PP |
1627 | |
1628 | end: | |
4164020e | 1629 | return ret; |
e98a2d6e PP |
1630 | } |
1631 | ||
4164020e SM |
1632 | static int visit_struct_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1633 | struct bt_list_head *decl_list, int has_body, | |
1634 | struct bt_list_head *min_align, | |
1635 | struct ctf_field_class_struct **struct_decl) | |
e98a2d6e | 1636 | { |
4164020e SM |
1637 | int ret = 0; |
1638 | ||
1639 | BT_ASSERT(struct_decl); | |
1640 | *struct_decl = NULL; | |
1641 | ||
1642 | /* For named struct (without body), lookup in declaration scope */ | |
1643 | if (!has_body) { | |
1644 | if (!name) { | |
1645 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1646 | "Bodyless structure field class: missing name."); | |
1647 | ret = -EPERM; | |
1648 | goto error; | |
1649 | } | |
1650 | ||
0f456216 | 1651 | *struct_decl = ctx_decl_scope_lookup_struct(ctx->current_scope, name, -1, true); |
4164020e SM |
1652 | if (!*struct_decl) { |
1653 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1654 | "Cannot find structure field class: name=\"struct %s\"", name); | |
1655 | ret = -EINVAL; | |
1656 | goto error; | |
1657 | } | |
1658 | } else { | |
1659 | struct ctf_node *entry_node; | |
1660 | uint64_t min_align_value = 0; | |
1661 | ||
1662 | if (name) { | |
0f456216 | 1663 | if (ctx_decl_scope_lookup_struct(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1664 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1665 | "Structure field class already declared in local scope: " | |
1666 | "name=\"struct %s\"", | |
1667 | name); | |
1668 | ret = -EINVAL; | |
1669 | goto error; | |
1670 | } | |
1671 | } | |
1672 | ||
1673 | if (!bt_list_empty(min_align)) { | |
1674 | ret = get_unary_unsigned(ctx, min_align, &min_align_value); | |
1675 | if (ret) { | |
1676 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1677 | "Unexpected unary expression for structure field class's `align` attribute: " | |
1678 | "ret=%d", | |
1679 | ret); | |
1680 | goto error; | |
1681 | } | |
1682 | } | |
1683 | ||
1684 | *struct_decl = ctf_field_class_struct_create(); | |
1685 | BT_ASSERT(*struct_decl); | |
1686 | ||
1687 | if (min_align_value != 0) { | |
1688 | (*struct_decl)->base.alignment = min_align_value; | |
1689 | } | |
1690 | ||
1691 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1692 | ||
1693 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1694 | ret = visit_struct_decl_entry(ctx, entry_node, *struct_decl); | |
1695 | if (ret) { | |
1696 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1697 | "Cannot visit structure field class entry: " | |
1698 | "ret=%d", | |
1699 | ret); | |
1700 | ctx_pop_scope(ctx); | |
1701 | goto error; | |
1702 | } | |
1703 | } | |
1704 | ||
1705 | ctx_pop_scope(ctx); | |
1706 | ||
1707 | if (name) { | |
0f456216 | 1708 | ret = ctx_decl_scope_register_struct(ctx->current_scope, name, *struct_decl); |
4164020e SM |
1709 | if (ret) { |
1710 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1711 | "Cannot register structure field class in declaration scope: " | |
1712 | "name=\"struct %s\", ret=%d", | |
1713 | name, ret); | |
1714 | goto error; | |
1715 | } | |
1716 | } | |
1717 | } | |
1718 | ||
1719 | return 0; | |
e98a2d6e PP |
1720 | |
1721 | error: | |
4164020e SM |
1722 | ctf_field_class_destroy(&(*struct_decl)->base); |
1723 | *struct_decl = NULL; | |
1724 | return ret; | |
e98a2d6e PP |
1725 | } |
1726 | ||
4164020e SM |
1727 | static int visit_variant_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1728 | const char *tag, struct bt_list_head *decl_list, int has_body, | |
1729 | struct ctf_field_class_variant **variant_decl) | |
e98a2d6e | 1730 | { |
4164020e SM |
1731 | int ret = 0; |
1732 | struct ctf_field_class_variant *untagged_variant_decl = NULL; | |
1733 | ||
1734 | BT_ASSERT(variant_decl); | |
1735 | *variant_decl = NULL; | |
1736 | ||
1737 | /* For named variant (without body), lookup in declaration scope */ | |
1738 | if (!has_body) { | |
1739 | if (!name) { | |
1740 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless variant field class: missing name."); | |
1741 | ret = -EPERM; | |
1742 | goto error; | |
1743 | } | |
1744 | ||
0f456216 | 1745 | untagged_variant_decl = ctx_decl_scope_lookup_variant(ctx->current_scope, name, -1, true); |
4164020e SM |
1746 | if (!untagged_variant_decl) { |
1747 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1748 | "Cannot find variant field class: name=\"variant %s\"", name); | |
1749 | ret = -EINVAL; | |
1750 | goto error; | |
1751 | } | |
1752 | } else { | |
1753 | struct ctf_node *entry_node; | |
1754 | ||
1755 | if (name) { | |
0f456216 | 1756 | if (ctx_decl_scope_lookup_variant(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1757 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1758 | "Variant field class already declared in local scope: " | |
1759 | "name=\"variant %s\"", | |
1760 | name); | |
1761 | ret = -EINVAL; | |
1762 | goto error; | |
1763 | } | |
1764 | } | |
1765 | ||
1766 | untagged_variant_decl = ctf_field_class_variant_create(); | |
1767 | BT_ASSERT(untagged_variant_decl); | |
1768 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1769 | ||
1770 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1771 | ret = visit_variant_decl_entry(ctx, entry_node, untagged_variant_decl); | |
1772 | if (ret) { | |
1773 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1774 | "Cannot visit variant field class entry: " | |
1775 | "ret=%d", | |
1776 | ret); | |
1777 | ctx_pop_scope(ctx); | |
1778 | goto error; | |
1779 | } | |
1780 | } | |
1781 | ||
1782 | ctx_pop_scope(ctx); | |
1783 | ||
1784 | if (name) { | |
0f456216 | 1785 | ret = ctx_decl_scope_register_variant(ctx->current_scope, name, untagged_variant_decl); |
4164020e SM |
1786 | if (ret) { |
1787 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1788 | "Cannot register variant field class in declaration scope: " | |
1789 | "name=\"variant %s\", ret=%d", | |
1790 | name, ret); | |
1791 | goto error; | |
1792 | } | |
1793 | } | |
1794 | } | |
1795 | ||
1796 | /* | |
1797 | * If tagged, create tagged variant and return; otherwise | |
1798 | * return untagged variant. | |
1799 | */ | |
1800 | if (!tag) { | |
1801 | *variant_decl = untagged_variant_decl; | |
1802 | untagged_variant_decl = NULL; | |
1803 | } else { | |
1804 | /* | |
1805 | * At this point, we have a fresh untagged variant; nobody | |
1806 | * else owns it. Set its tag now. | |
1807 | */ | |
1808 | g_string_assign(untagged_variant_decl->tag_ref, tag); | |
1809 | *variant_decl = untagged_variant_decl; | |
1810 | untagged_variant_decl = NULL; | |
1811 | } | |
1812 | ||
1813 | BT_ASSERT(!untagged_variant_decl); | |
1814 | BT_ASSERT(*variant_decl); | |
1815 | return 0; | |
e98a2d6e PP |
1816 | |
1817 | error: | |
4164020e SM |
1818 | ctf_field_class_destroy(&untagged_variant_decl->base); |
1819 | untagged_variant_decl = NULL; | |
1820 | ctf_field_class_destroy(&(*variant_decl)->base); | |
1821 | *variant_decl = NULL; | |
1822 | return ret; | |
e98a2d6e PP |
1823 | } |
1824 | ||
4164020e SM |
1825 | struct uori |
1826 | { | |
1827 | bool is_signed; | |
1828 | union | |
1829 | { | |
1830 | uint64_t u; | |
1831 | uint64_t i; | |
1832 | } value; | |
44c440bc PP |
1833 | }; |
1834 | ||
4164020e SM |
1835 | static int visit_enum_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *enumerator, |
1836 | struct ctf_field_class_enum *enum_decl, struct uori *last) | |
e98a2d6e | 1837 | { |
4164020e SM |
1838 | int ret = 0; |
1839 | int nr_vals = 0; | |
1840 | struct ctf_node *iter; | |
1841 | struct uori start = { | |
1842 | .is_signed = false, | |
1843 | .value = | |
1844 | { | |
1845 | .u = 0, | |
1846 | }, | |
1847 | }; | |
1848 | struct uori end = { | |
1849 | .is_signed = false, | |
1850 | .value = | |
1851 | { | |
1852 | .u = 0, | |
1853 | }, | |
1854 | }; | |
1855 | const char *label = enumerator->u.enumerator.id; | |
1856 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1857 | ||
1858 | bt_list_for_each_entry (iter, values, siblings) { | |
1859 | struct uori *target; | |
1860 | ||
1861 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
1862 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1863 | "Wrong expression for enumeration field class label: " | |
1864 | "node-type=%d, label=\"%s\"", | |
1865 | iter->type, label); | |
1866 | ret = -EINVAL; | |
1867 | goto error; | |
1868 | } | |
1869 | ||
1870 | if (nr_vals == 0) { | |
1871 | target = &start; | |
1872 | } else { | |
1873 | target = &end; | |
1874 | } | |
1875 | ||
1876 | switch (iter->u.unary_expression.type) { | |
1877 | case UNARY_SIGNED_CONSTANT: | |
1878 | target->is_signed = true; | |
1879 | target->value.i = iter->u.unary_expression.u.signed_constant; | |
1880 | break; | |
1881 | case UNARY_UNSIGNED_CONSTANT: | |
1882 | target->is_signed = false; | |
1883 | target->value.u = iter->u.unary_expression.u.unsigned_constant; | |
1884 | break; | |
1885 | default: | |
1886 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1887 | "Invalid enumeration field class entry: " | |
1888 | "expecting constant signed or unsigned integer: " | |
1889 | "node-type=%d, label=\"%s\"", | |
1890 | iter->u.unary_expression.type, label); | |
1891 | ret = -EINVAL; | |
1892 | goto error; | |
1893 | } | |
1894 | ||
1895 | if (nr_vals > 1) { | |
1896 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1897 | iter, "Invalid enumeration field class entry: label=\"%s\"", label); | |
1898 | ret = -EINVAL; | |
1899 | goto error; | |
1900 | } | |
1901 | ||
1902 | nr_vals++; | |
1903 | } | |
1904 | ||
1905 | if (nr_vals == 0) { | |
1906 | start = *last; | |
1907 | } | |
1908 | ||
1909 | if (nr_vals <= 1) { | |
1910 | end = start; | |
1911 | } | |
1912 | ||
1913 | if (end.is_signed) { | |
1914 | last->value.i = end.value.i + 1; | |
1915 | } else { | |
1916 | last->value.u = end.value.u + 1; | |
1917 | } | |
1918 | ||
1919 | ctf_field_class_enum_map_range(enum_decl, label, start.value.u, end.value.u); | |
1920 | return 0; | |
e98a2d6e PP |
1921 | |
1922 | error: | |
4164020e | 1923 | return ret; |
e98a2d6e PP |
1924 | } |
1925 | ||
4164020e SM |
1926 | static int visit_enum_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1927 | struct ctf_node *container_cls, struct bt_list_head *enumerator_list, | |
1928 | int has_body, struct ctf_field_class_enum **enum_decl) | |
e98a2d6e | 1929 | { |
4164020e SM |
1930 | int ret = 0; |
1931 | GQuark qdummy_id; | |
1932 | struct ctf_field_class_int *integer_decl = NULL; | |
1933 | ||
1934 | BT_ASSERT(enum_decl); | |
1935 | *enum_decl = NULL; | |
1936 | ||
1937 | /* For named enum (without body), lookup in declaration scope */ | |
1938 | if (!has_body) { | |
1939 | if (!name) { | |
1940 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1941 | "Bodyless enumeration field class: missing name."); | |
1942 | ret = -EPERM; | |
1943 | goto error; | |
1944 | } | |
1945 | ||
0f456216 | 1946 | *enum_decl = ctx_decl_scope_lookup_enum(ctx->current_scope, name, -1, true); |
4164020e SM |
1947 | if (!*enum_decl) { |
1948 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find enumeration field class: " | |
1949 | "name=\"enum %s\"", | |
1950 | name); | |
1951 | ret = -EINVAL; | |
1952 | goto error; | |
1953 | } | |
1954 | } else { | |
1955 | struct ctf_node *iter; | |
1956 | struct uori last_value = { | |
1957 | .is_signed = false, | |
1958 | .value = | |
1959 | { | |
1960 | .u = 0, | |
1961 | }, | |
1962 | }; | |
1963 | ||
1964 | if (name) { | |
0f456216 | 1965 | if (ctx_decl_scope_lookup_enum(ctx->current_scope, name, 1, false)) { |
4164020e SM |
1966 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( |
1967 | "Enumeration field class already declared in local scope: " | |
1968 | "name=\"enum %s\"", | |
1969 | name); | |
1970 | ret = -EINVAL; | |
1971 | goto error; | |
1972 | } | |
1973 | } | |
1974 | ||
1975 | if (!container_cls) { | |
1976 | integer_decl = ctf_field_class_as_int( | |
0f456216 | 1977 | ctx_decl_scope_lookup_alias(ctx->current_scope, "int", -1, true)); |
4164020e SM |
1978 | if (!integer_decl) { |
1979 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1980 | "Cannot find implicit `int` field class alias for enumeration field class."); | |
1981 | ret = -EINVAL; | |
1982 | goto error; | |
1983 | } | |
1984 | } else { | |
1985 | ctf_field_class *decl; | |
1986 | ||
1987 | ret = visit_field_class_declarator(ctx, container_cls, &qdummy_id, NULL, &decl, NULL); | |
1988 | if (ret) { | |
1989 | BT_ASSERT(!decl); | |
1990 | ret = -EINVAL; | |
1991 | goto error; | |
1992 | } | |
1993 | ||
1994 | integer_decl = ctf_field_class_as_int(decl); | |
1995 | } | |
1996 | ||
1997 | BT_ASSERT(integer_decl); | |
1998 | ||
1999 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { | |
2000 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2001 | "Container field class for enumeration field class is not an integer field class: " | |
2002 | "fc-type=%d", | |
2003 | integer_decl->base.base.type); | |
2004 | ret = -EINVAL; | |
2005 | goto error; | |
2006 | } | |
2007 | ||
2008 | *enum_decl = ctf_field_class_enum_create(); | |
2009 | BT_ASSERT(*enum_decl); | |
2010 | (*enum_decl)->base.base.base.alignment = integer_decl->base.base.alignment; | |
2011 | ctf_field_class_int_copy_content(&(*enum_decl)->base, integer_decl); | |
2012 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
2013 | ||
2014 | bt_list_for_each_entry (iter, enumerator_list, siblings) { | |
2015 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, &last_value); | |
2016 | if (ret) { | |
2017 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
2018 | "Cannot visit enumeration field class entry: " | |
2019 | "ret=%d", | |
2020 | ret); | |
2021 | goto error; | |
2022 | } | |
2023 | } | |
2024 | ||
2025 | if (name) { | |
0f456216 | 2026 | ret = ctx_decl_scope_register_enum(ctx->current_scope, name, *enum_decl); |
4164020e SM |
2027 | if (ret) { |
2028 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2029 | "Cannot register enumeration field class in declaration scope: " | |
2030 | "ret=%d", | |
2031 | ret); | |
2032 | goto error; | |
2033 | } | |
2034 | } | |
2035 | } | |
2036 | ||
2037 | goto end; | |
e98a2d6e PP |
2038 | |
2039 | error: | |
4164020e SM |
2040 | ctf_field_class_destroy(&(*enum_decl)->base.base.base); |
2041 | *enum_decl = NULL; | |
e98a2d6e | 2042 | |
44c440bc | 2043 | end: |
4164020e SM |
2044 | ctf_field_class_destroy(&integer_decl->base.base); |
2045 | integer_decl = NULL; | |
2046 | return ret; | |
e98a2d6e PP |
2047 | } |
2048 | ||
4164020e SM |
2049 | static int visit_field_class_specifier(struct ctf_visitor_generate_ir *ctx, |
2050 | struct ctf_node *cls_specifier_list, | |
2051 | struct ctf_field_class **decl) | |
e98a2d6e | 2052 | { |
4164020e SM |
2053 | int ret = 0; |
2054 | GString *str = NULL; | |
2055 | ||
2056 | *decl = NULL; | |
2057 | str = g_string_new(""); | |
2058 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
2059 | if (ret) { | |
2060 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2061 | cls_specifier_list, "Cannot get field class specifier list's name: ret=%d", ret); | |
2062 | goto error; | |
2063 | } | |
2064 | ||
0f456216 | 2065 | *decl = ctx_decl_scope_lookup_alias(ctx->current_scope, str->str, -1, true); |
4164020e SM |
2066 | if (!*decl) { |
2067 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
2068 | "Cannot find field class alias: name=\"%s\"", str->str); | |
2069 | ret = -EINVAL; | |
2070 | goto error; | |
2071 | } | |
2072 | ||
2073 | goto end; | |
e98a2d6e PP |
2074 | |
2075 | error: | |
4164020e SM |
2076 | ctf_field_class_destroy(*decl); |
2077 | *decl = NULL; | |
44c440bc PP |
2078 | |
2079 | end: | |
4164020e SM |
2080 | if (str) { |
2081 | g_string_free(str, TRUE); | |
2082 | } | |
e98a2d6e | 2083 | |
4164020e | 2084 | return ret; |
e98a2d6e PP |
2085 | } |
2086 | ||
4164020e SM |
2087 | static int visit_integer_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2088 | struct ctf_field_class_int **integer_decl) | |
e98a2d6e | 2089 | { |
4164020e SM |
2090 | int set = 0; |
2091 | int ret = 0; | |
2092 | int signedness = 0; | |
2093 | struct ctf_node *expression; | |
2094 | uint64_t alignment = 0, size = 0; | |
2095 | struct ctf_clock_class *mapped_clock_class = NULL; | |
2096 | enum ctf_encoding encoding = CTF_ENCODING_NONE; | |
2097 | bt_field_class_integer_preferred_display_base base = | |
2098 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2099 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2100 | ||
2101 | *integer_decl = NULL; | |
2102 | ||
2103 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2104 | struct ctf_node *left, *right; | |
2105 | ||
2106 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2107 | right = | |
2108 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2109 | ||
2110 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2111 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2112 | left->u.unary_expression.type); | |
2113 | ret = -EINVAL; | |
2114 | goto error; | |
2115 | } | |
2116 | ||
2117 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { | |
2118 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
2119 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "signed", "integer field class"); | |
2120 | ret = -EPERM; | |
2121 | goto error; | |
2122 | } | |
2123 | ||
2124 | signedness = get_boolean(ctx, right); | |
2125 | if (signedness < 0) { | |
2126 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2127 | right, | |
2128 | "Invalid boolean value for integer field class's `signed` attribute: " | |
2129 | "ret=%d", | |
2130 | ret); | |
2131 | ret = -EINVAL; | |
2132 | goto error; | |
2133 | } | |
2134 | ||
2135 | _SET(&set, _INTEGER_SIGNED_SET); | |
2136 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2137 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
2138 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", "integer field class"); | |
2139 | ret = -EPERM; | |
2140 | goto error; | |
2141 | } | |
2142 | ||
2143 | byte_order = get_real_byte_order(ctx, right); | |
2144 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2145 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2146 | right, | |
2147 | "Invalid `byte_order` attribute in integer field class: " | |
2148 | "ret=%d", | |
2149 | ret); | |
2150 | ret = -EINVAL; | |
2151 | goto error; | |
2152 | } | |
2153 | ||
2154 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2155 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { | |
2156 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2157 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "size", "integer field class"); | |
2158 | ret = -EPERM; | |
2159 | goto error; | |
2160 | } | |
2161 | ||
2162 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2163 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2164 | "Invalid `size` attribute in integer field class: " | |
2165 | "expecting unsigned constant integer: " | |
2166 | "node-type=%d", | |
2167 | right->u.unary_expression.type); | |
2168 | ret = -EINVAL; | |
2169 | goto error; | |
2170 | } | |
2171 | ||
2172 | size = right->u.unary_expression.u.unsigned_constant; | |
2173 | if (size == 0) { | |
2174 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2175 | "Invalid `size` attribute in integer field class: " | |
2176 | "expecting positive constant integer: " | |
2177 | "size=%" PRIu64, | |
2178 | size); | |
2179 | ret = -EINVAL; | |
2180 | goto error; | |
2181 | } else if (size > 64) { | |
2182 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2183 | right, | |
2184 | "Invalid `size` attribute in integer field class: " | |
2185 | "integer fields over 64 bits are not supported as of this version: " | |
2186 | "size=%" PRIu64, | |
2187 | size); | |
2188 | ret = -EINVAL; | |
2189 | goto error; | |
2190 | } | |
2191 | ||
2192 | _SET(&set, _INTEGER_SIZE_SET); | |
2193 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2194 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2195 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", "integer field class"); | |
2196 | ret = -EPERM; | |
2197 | goto error; | |
2198 | } | |
2199 | ||
2200 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2201 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2202 | "Invalid `align` attribute in integer field class: " | |
2203 | "expecting unsigned constant integer: " | |
2204 | "node-type=%d", | |
2205 | right->u.unary_expression.type); | |
2206 | ret = -EINVAL; | |
2207 | goto error; | |
2208 | } | |
2209 | ||
2210 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2211 | if (!is_align_valid(alignment)) { | |
2212 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2213 | "Invalid `align` attribute in integer field class: " | |
2214 | "expecting power of two: " | |
2215 | "align=%" PRIu64, | |
2216 | alignment); | |
2217 | ret = -EINVAL; | |
2218 | goto error; | |
2219 | } | |
2220 | ||
2221 | _SET(&set, _INTEGER_ALIGN_SET); | |
2222 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { | |
2223 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
2224 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "base", "integer field class"); | |
2225 | ret = -EPERM; | |
2226 | goto error; | |
2227 | } | |
2228 | ||
2229 | switch (right->u.unary_expression.type) { | |
2230 | case UNARY_UNSIGNED_CONSTANT: | |
2231 | { | |
2232 | uint64_t constant = right->u.unary_expression.u.unsigned_constant; | |
2233 | ||
2234 | switch (constant) { | |
2235 | case 2: | |
2236 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2237 | break; | |
2238 | case 8: | |
2239 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2240 | break; | |
2241 | case 10: | |
2242 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2243 | break; | |
2244 | case 16: | |
2245 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2246 | break; | |
2247 | default: | |
2248 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2249 | right, | |
2250 | "Invalid `base` attribute in integer field class: " | |
2251 | "base=%" PRIu64, | |
2252 | right->u.unary_expression.u.unsigned_constant); | |
2253 | ret = -EINVAL; | |
2254 | goto error; | |
2255 | } | |
2256 | break; | |
2257 | } | |
2258 | case UNARY_STRING: | |
2259 | { | |
2260 | char *s_right = | |
2261 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2262 | if (!s_right) { | |
2263 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2264 | right, | |
2265 | "Unexpected unary expression for integer field class's `base` attribute."); | |
2266 | ret = -EINVAL; | |
2267 | goto error; | |
2268 | } | |
2269 | ||
2270 | if (strcmp(s_right, "decimal") == 0 || strcmp(s_right, "dec") == 0 || | |
2271 | strcmp(s_right, "d") == 0 || strcmp(s_right, "i") == 0 || | |
2272 | strcmp(s_right, "u") == 0) { | |
2273 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2274 | } else if (strcmp(s_right, "hexadecimal") == 0 || strcmp(s_right, "hex") == 0 || | |
2275 | strcmp(s_right, "x") == 0 || strcmp(s_right, "X") == 0 || | |
2276 | strcmp(s_right, "p") == 0) { | |
2277 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2278 | } else if (strcmp(s_right, "octal") == 0 || strcmp(s_right, "oct") == 0 || | |
2279 | strcmp(s_right, "o") == 0) { | |
2280 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2281 | } else if (strcmp(s_right, "binary") == 0 || strcmp(s_right, "b") == 0) { | |
2282 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2283 | } else { | |
2284 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2285 | right, | |
2286 | "Unexpected unary expression for integer field class's `base` attribute: " | |
2287 | "base=\"%s\"", | |
2288 | s_right); | |
2289 | g_free(s_right); | |
2290 | ret = -EINVAL; | |
2291 | goto error; | |
2292 | } | |
2293 | ||
2294 | g_free(s_right); | |
2295 | break; | |
2296 | } | |
2297 | default: | |
2298 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2299 | right, "Invalid `base` attribute in integer field class: " | |
2300 | "expecting unsigned constant integer or unary string."); | |
2301 | ret = -EINVAL; | |
2302 | goto error; | |
2303 | } | |
2304 | ||
2305 | _SET(&set, _INTEGER_BASE_SET); | |
2306 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2307 | char *s_right; | |
2308 | ||
2309 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
2310 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "integer field class"); | |
2311 | ret = -EPERM; | |
2312 | goto error; | |
2313 | } | |
2314 | ||
2315 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2316 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2317 | right, "Invalid `encoding` attribute in integer field class: " | |
2318 | "expecting unary string."); | |
2319 | ret = -EINVAL; | |
2320 | goto error; | |
2321 | } | |
2322 | ||
2323 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2324 | if (!s_right) { | |
2325 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2326 | right, | |
2327 | "Unexpected unary expression for integer field class's `encoding` attribute."); | |
2328 | ret = -EINVAL; | |
2329 | goto error; | |
2330 | } | |
2331 | ||
2332 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2333 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2334 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2335 | encoding = CTF_ENCODING_UTF8; | |
2336 | } else if (strcmp(s_right, "none") == 0) { | |
2337 | encoding = CTF_ENCODING_NONE; | |
2338 | } else { | |
2339 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2340 | right, | |
2341 | "Invalid `encoding` attribute in integer field class: " | |
2342 | "unknown encoding: encoding=\"%s\"", | |
2343 | s_right); | |
2344 | g_free(s_right); | |
2345 | ret = -EINVAL; | |
2346 | goto error; | |
2347 | } | |
2348 | ||
2349 | g_free(s_right); | |
2350 | _SET(&set, _INTEGER_ENCODING_SET); | |
2351 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { | |
2352 | const char *clock_name; | |
2353 | ||
2354 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
2355 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "map", "integer field class"); | |
2356 | ret = -EPERM; | |
2357 | goto error; | |
2358 | } | |
2359 | ||
2360 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2361 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2362 | "Invalid `map` attribute in integer field class: " | |
2363 | "expecting unary string."); | |
2364 | ret = -EINVAL; | |
2365 | goto error; | |
2366 | } | |
2367 | ||
2368 | clock_name = get_map_clock_name_value(&expression->u.ctf_expression.right); | |
2369 | if (!clock_name) { | |
2370 | char *s_right = | |
2371 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2372 | ||
2373 | if (!s_right) { | |
2374 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2375 | right, | |
2376 | "Unexpected unary expression for integer field class's `map` attribute."); | |
2377 | ret = -EINVAL; | |
2378 | goto error; | |
2379 | } | |
2380 | ||
2381 | _BT_COMP_LOGE_NODE(right, | |
2382 | "Invalid `map` attribute in integer field class: " | |
2383 | "cannot find clock class at this point: name=\"%s\"", | |
2384 | s_right); | |
2385 | _SET(&set, _INTEGER_MAP_SET); | |
2386 | g_free(s_right); | |
2387 | continue; | |
2388 | } | |
2389 | ||
2390 | mapped_clock_class = | |
2391 | ctf_trace_class_borrow_clock_class_by_name(ctx->ctf_tc, clock_name); | |
2392 | if (!mapped_clock_class) { | |
2393 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2394 | right, | |
2395 | "Invalid `map` attribute in integer field class: " | |
2396 | "cannot find clock class at this point: name=\"%s\"", | |
2397 | clock_name); | |
2398 | ret = -EINVAL; | |
2399 | goto error; | |
2400 | } | |
2401 | ||
2402 | _SET(&set, _INTEGER_MAP_SET); | |
2403 | } else { | |
2404 | _BT_COMP_LOGW_NODE(left, | |
2405 | "Unknown attribute in integer field class: " | |
2406 | "attr-name=\"%s\"", | |
2407 | left->u.unary_expression.u.string); | |
2408 | } | |
2409 | } | |
2410 | ||
2411 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2412 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2413 | "Missing `size` attribute in integer field class."); | |
2414 | ret = -EPERM; | |
2415 | goto error; | |
2416 | } | |
2417 | ||
2418 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2419 | if (size % CHAR_BIT) { | |
2420 | /* Bit-packed alignment */ | |
2421 | alignment = 1; | |
2422 | } else { | |
2423 | /* Byte-packed alignment */ | |
2424 | alignment = CHAR_BIT; | |
2425 | } | |
2426 | } | |
2427 | ||
2428 | *integer_decl = ctf_field_class_int_create(); | |
2429 | BT_ASSERT(*integer_decl); | |
2430 | (*integer_decl)->base.base.alignment = alignment; | |
2431 | (*integer_decl)->base.byte_order = byte_order; | |
2432 | (*integer_decl)->base.size = size; | |
2433 | (*integer_decl)->is_signed = (signedness > 0); | |
2434 | (*integer_decl)->disp_base = base; | |
2435 | (*integer_decl)->encoding = encoding; | |
2436 | (*integer_decl)->mapped_clock_class = mapped_clock_class; | |
2437 | return 0; | |
e98a2d6e PP |
2438 | |
2439 | error: | |
4164020e SM |
2440 | ctf_field_class_destroy(&(*integer_decl)->base.base); |
2441 | *integer_decl = NULL; | |
2442 | return ret; | |
e98a2d6e PP |
2443 | } |
2444 | ||
4164020e SM |
2445 | static int visit_floating_point_number_decl(struct ctf_visitor_generate_ir *ctx, |
2446 | struct bt_list_head *expressions, | |
2447 | struct ctf_field_class_float **float_decl) | |
e98a2d6e | 2448 | { |
4164020e SM |
2449 | int set = 0; |
2450 | int ret = 0; | |
2451 | struct ctf_node *expression; | |
2452 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2453 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2454 | ||
2455 | *float_decl = NULL; | |
2456 | ||
2457 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2458 | struct ctf_node *left, *right; | |
2459 | ||
2460 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2461 | right = | |
2462 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2463 | ||
2464 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2465 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2466 | left->u.unary_expression.type); | |
2467 | ret = -EINVAL; | |
2468 | goto error; | |
2469 | } | |
2470 | ||
2471 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2472 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
2473 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", | |
2474 | "floating point number field class"); | |
2475 | ret = -EPERM; | |
2476 | goto error; | |
2477 | } | |
2478 | ||
2479 | byte_order = get_real_byte_order(ctx, right); | |
2480 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2481 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2482 | right, | |
2483 | "Invalid `byte_order` attribute in floating point number field class: " | |
2484 | "ret=%d", | |
2485 | ret); | |
2486 | ret = -EINVAL; | |
2487 | goto error; | |
2488 | } | |
2489 | ||
2490 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2491 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { | |
2492 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2493 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "exp_dig", | |
2494 | "floating point number field class"); | |
2495 | ret = -EPERM; | |
2496 | goto error; | |
2497 | } | |
2498 | ||
2499 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2500 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2501 | right, | |
2502 | "Invalid `exp_dig` attribute in floating point number field class: " | |
2503 | "expecting unsigned constant integer: " | |
2504 | "node-type=%d", | |
2505 | right->u.unary_expression.type); | |
2506 | ret = -EINVAL; | |
2507 | goto error; | |
2508 | } | |
2509 | ||
2510 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2511 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2512 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { | |
2513 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2514 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "mant_dig", | |
2515 | "floating point number field class"); | |
2516 | ret = -EPERM; | |
2517 | goto error; | |
2518 | } | |
2519 | ||
2520 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2521 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2522 | right, | |
2523 | "Invalid `mant_dig` attribute in floating point number field class: " | |
2524 | "expecting unsigned constant integer: " | |
2525 | "node-type=%d", | |
2526 | right->u.unary_expression.type); | |
2527 | ret = -EINVAL; | |
2528 | goto error; | |
2529 | } | |
2530 | ||
2531 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
2532 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2533 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2534 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
2535 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", | |
2536 | "floating point number field class"); | |
2537 | ret = -EPERM; | |
2538 | goto error; | |
2539 | } | |
2540 | ||
2541 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2542 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2543 | right, | |
2544 | "Invalid `align` attribute in floating point number field class: " | |
2545 | "expecting unsigned constant integer: " | |
2546 | "node-type=%d", | |
2547 | right->u.unary_expression.type); | |
2548 | ret = -EINVAL; | |
2549 | goto error; | |
2550 | } | |
2551 | ||
2552 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2553 | ||
2554 | if (!is_align_valid(alignment)) { | |
2555 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2556 | right, | |
2557 | "Invalid `align` attribute in floating point number field class: " | |
2558 | "expecting power of two: " | |
2559 | "align=%" PRIu64, | |
2560 | alignment); | |
2561 | ret = -EINVAL; | |
2562 | goto error; | |
2563 | } | |
2564 | ||
2565 | _SET(&set, _FLOAT_ALIGN_SET); | |
2566 | } else { | |
2567 | _BT_COMP_LOGW_NODE(left, | |
2568 | "Unknown attribute in floating point number field class: " | |
2569 | "attr-name=\"%s\"", | |
2570 | left->u.unary_expression.u.string); | |
2571 | } | |
2572 | } | |
2573 | ||
2574 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2575 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2576 | "Missing `mant_dig` attribute in floating point number field class."); | |
2577 | ret = -EPERM; | |
2578 | goto error; | |
2579 | } | |
2580 | ||
2581 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2582 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2583 | "Missing `exp_dig` attribute in floating point number field class."); | |
2584 | ret = -EPERM; | |
2585 | goto error; | |
2586 | } | |
2587 | ||
2588 | if (mant_dig != 24 && mant_dig != 53) { | |
2589 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`mant_dig` attribute: expecting 24 or 53."); | |
2590 | ret = -EPERM; | |
2591 | goto error; | |
2592 | } | |
2593 | ||
2594 | if (mant_dig == 24 && exp_dig != 8) { | |
2595 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2596 | "`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); | |
2597 | ret = -EPERM; | |
2598 | goto error; | |
2599 | } | |
2600 | ||
2601 | if (mant_dig == 53 && exp_dig != 11) { | |
2602 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2603 | "`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); | |
2604 | ret = -EPERM; | |
2605 | goto error; | |
2606 | } | |
2607 | ||
2608 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2609 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2610 | /* Bit-packed alignment */ | |
2611 | alignment = 1; | |
2612 | } else { | |
2613 | /* Byte-packed alignment */ | |
2614 | alignment = CHAR_BIT; | |
2615 | } | |
2616 | } | |
2617 | ||
2618 | *float_decl = ctf_field_class_float_create(); | |
2619 | BT_ASSERT(*float_decl); | |
2620 | (*float_decl)->base.base.alignment = alignment; | |
2621 | (*float_decl)->base.byte_order = byte_order; | |
2622 | (*float_decl)->base.size = mant_dig + exp_dig; | |
2623 | return 0; | |
e98a2d6e PP |
2624 | |
2625 | error: | |
4164020e SM |
2626 | ctf_field_class_destroy(&(*float_decl)->base.base); |
2627 | *float_decl = NULL; | |
2628 | return ret; | |
e98a2d6e PP |
2629 | } |
2630 | ||
4164020e SM |
2631 | static int visit_string_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2632 | struct ctf_field_class_string **string_decl) | |
e98a2d6e | 2633 | { |
4164020e SM |
2634 | int set = 0; |
2635 | int ret = 0; | |
2636 | struct ctf_node *expression; | |
2637 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; | |
2638 | ||
2639 | *string_decl = NULL; | |
2640 | ||
2641 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2642 | struct ctf_node *left, *right; | |
2643 | ||
2644 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2645 | right = | |
2646 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2647 | ||
2648 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2649 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2650 | left->u.unary_expression.type); | |
2651 | ret = -EINVAL; | |
2652 | goto error; | |
2653 | } | |
2654 | ||
2655 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2656 | char *s_right; | |
2657 | ||
2658 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
2659 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "string field class"); | |
2660 | ret = -EPERM; | |
2661 | goto error; | |
2662 | } | |
2663 | ||
2664 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2665 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2666 | right, "Invalid `encoding` attribute in string field class: " | |
2667 | "expecting unary string."); | |
2668 | ret = -EINVAL; | |
2669 | goto error; | |
2670 | } | |
2671 | ||
2672 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2673 | if (!s_right) { | |
2674 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2675 | right, | |
2676 | "Unexpected unary expression for string field class's `encoding` attribute."); | |
2677 | ret = -EINVAL; | |
2678 | goto error; | |
2679 | } | |
2680 | ||
2681 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2682 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2683 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2684 | encoding = CTF_ENCODING_UTF8; | |
2685 | } else if (strcmp(s_right, "none") == 0) { | |
2686 | encoding = CTF_ENCODING_NONE; | |
2687 | } else { | |
2688 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2689 | right, | |
2690 | "Invalid `encoding` attribute in string field class: " | |
2691 | "unknown encoding: encoding=\"%s\"", | |
2692 | s_right); | |
2693 | g_free(s_right); | |
2694 | ret = -EINVAL; | |
2695 | goto error; | |
2696 | } | |
2697 | ||
2698 | g_free(s_right); | |
2699 | _SET(&set, _STRING_ENCODING_SET); | |
2700 | } else { | |
2701 | _BT_COMP_LOGW_NODE(left, | |
2702 | "Unknown attribute in string field class: " | |
2703 | "attr-name=\"%s\"", | |
2704 | left->u.unary_expression.u.string); | |
2705 | } | |
2706 | } | |
2707 | ||
2708 | *string_decl = ctf_field_class_string_create(); | |
2709 | BT_ASSERT(*string_decl); | |
2710 | (*string_decl)->encoding = encoding; | |
2711 | return 0; | |
e98a2d6e PP |
2712 | |
2713 | error: | |
4164020e SM |
2714 | ctf_field_class_destroy(&(*string_decl)->base); |
2715 | *string_decl = NULL; | |
2716 | return ret; | |
e98a2d6e PP |
2717 | } |
2718 | ||
4164020e SM |
2719 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
2720 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e | 2721 | { |
4164020e SM |
2722 | int ret = 0; |
2723 | struct ctf_node *first, *node; | |
2724 | ||
2725 | *decl = NULL; | |
2726 | ||
2727 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
2728 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(ts_list, "Unexpected node type: node-type=%d", | |
2729 | ts_list->type); | |
2730 | ret = -EINVAL; | |
2731 | goto error; | |
2732 | } | |
2733 | ||
2734 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, struct ctf_node, | |
2735 | siblings); | |
2736 | if (first->type != NODE_TYPE_SPECIFIER) { | |
2737 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", first->type); | |
2738 | ret = -EINVAL; | |
2739 | goto error; | |
2740 | } | |
2741 | ||
2742 | node = first->u.field_class_specifier.node; | |
2743 | ||
2744 | switch (first->u.field_class_specifier.type) { | |
2745 | case TYPESPEC_INTEGER: | |
2746 | { | |
2747 | ctf_field_class_int *int_decl; | |
2748 | ||
2749 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, &int_decl); | |
2750 | if (ret) { | |
2751 | BT_ASSERT(!int_decl); | |
2752 | goto error; | |
2753 | } | |
2754 | ||
2755 | *decl = &int_decl->base.base; | |
2756 | break; | |
2757 | } | |
2758 | case TYPESPEC_FLOATING_POINT: | |
2759 | { | |
2760 | ctf_field_class_float *float_decl; | |
2761 | ||
2762 | ret = | |
2763 | visit_floating_point_number_decl(ctx, &node->u.floating_point.expressions, &float_decl); | |
2764 | if (ret) { | |
2765 | BT_ASSERT(!float_decl); | |
2766 | goto error; | |
2767 | } | |
2768 | ||
2769 | *decl = &float_decl->base.base; | |
2770 | break; | |
2771 | } | |
2772 | case TYPESPEC_STRING: | |
2773 | { | |
2774 | ctf_field_class_string *string_decl; | |
2775 | ||
2776 | ret = visit_string_decl(ctx, &node->u.string.expressions, &string_decl); | |
2777 | if (ret) { | |
2778 | BT_ASSERT(!string_decl); | |
2779 | goto error; | |
2780 | } | |
2781 | ||
2782 | *decl = &string_decl->base; | |
2783 | break; | |
2784 | } | |
2785 | case TYPESPEC_STRUCT: | |
2786 | { | |
2787 | ctf_field_class_struct *struct_decl; | |
2788 | ||
2789 | ret = visit_struct_decl(ctx, node->u._struct.name, &node->u._struct.declaration_list, | |
2790 | node->u._struct.has_body, &node->u._struct.min_align, &struct_decl); | |
2791 | if (ret) { | |
2792 | BT_ASSERT(!struct_decl); | |
2793 | goto error; | |
2794 | } | |
2795 | ||
2796 | *decl = &struct_decl->base; | |
2797 | break; | |
2798 | } | |
2799 | case TYPESPEC_VARIANT: | |
2800 | { | |
2801 | ctf_field_class_variant *variant_decl; | |
2802 | ||
2803 | ret = visit_variant_decl(ctx, node->u.variant.name, node->u.variant.choice, | |
2804 | &node->u.variant.declaration_list, node->u.variant.has_body, | |
2805 | &variant_decl); | |
2806 | if (ret) { | |
2807 | BT_ASSERT(!variant_decl); | |
2808 | goto error; | |
2809 | } | |
2810 | ||
2811 | *decl = &variant_decl->base; | |
2812 | break; | |
2813 | } | |
2814 | case TYPESPEC_ENUM: | |
2815 | { | |
2816 | ctf_field_class_enum *enum_decl; | |
2817 | ||
2818 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, node->u._enum.container_field_class, | |
2819 | &node->u._enum.enumerator_list, node->u._enum.has_body, &enum_decl); | |
2820 | if (ret) { | |
2821 | BT_ASSERT(!enum_decl); | |
2822 | goto error; | |
2823 | } | |
2824 | ||
2825 | *decl = &enum_decl->base.base.base; | |
2826 | break; | |
2827 | } | |
2828 | case TYPESPEC_VOID: | |
2829 | case TYPESPEC_CHAR: | |
2830 | case TYPESPEC_SHORT: | |
2831 | case TYPESPEC_INT: | |
2832 | case TYPESPEC_LONG: | |
2833 | case TYPESPEC_FLOAT: | |
2834 | case TYPESPEC_DOUBLE: | |
2835 | case TYPESPEC_SIGNED: | |
2836 | case TYPESPEC_UNSIGNED: | |
2837 | case TYPESPEC_BOOL: | |
2838 | case TYPESPEC_COMPLEX: | |
2839 | case TYPESPEC_IMAGINARY: | |
2840 | case TYPESPEC_CONST: | |
2841 | case TYPESPEC_ID_TYPE: | |
2842 | ret = visit_field_class_specifier(ctx, ts_list, decl); | |
2843 | if (ret) { | |
2844 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Cannot visit field class specifier: ret=%d", | |
2845 | ret); | |
2846 | BT_ASSERT(!*decl); | |
2847 | goto error; | |
2848 | } | |
2849 | break; | |
2850 | default: | |
2851 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, | |
2852 | "Unexpected field class specifier type: node-type=%d", | |
2853 | first->u.field_class_specifier.type); | |
2854 | ret = -EINVAL; | |
2855 | goto error; | |
2856 | } | |
2857 | ||
2858 | BT_ASSERT(*decl); | |
2859 | return 0; | |
e98a2d6e PP |
2860 | |
2861 | error: | |
4164020e SM |
2862 | ctf_field_class_destroy(*decl); |
2863 | *decl = NULL; | |
2864 | return ret; | |
e98a2d6e PP |
2865 | } |
2866 | ||
4164020e SM |
2867 | static int visit_event_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
2868 | struct ctf_event_class *event_class, uint64_t *stream_id, | |
2869 | int *set) | |
e98a2d6e | 2870 | { |
4164020e SM |
2871 | int ret = 0; |
2872 | char *left = NULL; | |
2873 | ||
2874 | switch (node->type) { | |
2875 | case NODE_TYPEDEF: | |
2876 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
2877 | &node->u.field_class_def.field_class_declarators); | |
2878 | if (ret) { | |
2879 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in event class."); | |
2880 | goto error; | |
2881 | } | |
2882 | break; | |
2883 | case NODE_TYPEALIAS: | |
2884 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
2885 | node->u.field_class_alias.alias); | |
2886 | if (ret) { | |
2887 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2888 | "Cannot add field class alias found in event class."); | |
2889 | goto error; | |
2890 | } | |
2891 | break; | |
2892 | case NODE_CTF_EXPRESSION: | |
2893 | { | |
2894 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
2895 | if (!left) { | |
2896 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
2897 | ret = -EINVAL; | |
2898 | goto error; | |
2899 | } | |
2900 | ||
2901 | if (strcmp(left, "name") == 0) { | |
2902 | /* This is already known at this stage */ | |
2903 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
2904 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "name", "event class"); | |
2905 | ret = -EPERM; | |
2906 | goto error; | |
2907 | } | |
2908 | ||
2909 | _SET(set, _EVENT_NAME_SET); | |
2910 | } else if (strcmp(left, "id") == 0) { | |
2911 | int64_t id = -1; | |
2912 | ||
2913 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
2914 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "event class"); | |
2915 | ret = -EPERM; | |
2916 | goto error; | |
2917 | } | |
2918 | ||
2919 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
2920 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
2921 | if (ret || (!ret && id < 0)) { | |
2922 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2923 | node, "Unexpected unary expression for event class's `id` attribute."); | |
2924 | ret = -EINVAL; | |
2925 | goto error; | |
2926 | } | |
2927 | ||
2928 | event_class->id = id; | |
2929 | _SET(set, _EVENT_ID_SET); | |
2930 | } else if (strcmp(left, "stream_id") == 0) { | |
2931 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
2932 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "stream_id", "event class"); | |
2933 | ret = -EPERM; | |
2934 | goto error; | |
2935 | } | |
2936 | ||
2937 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, stream_id); | |
2938 | ||
2939 | /* | |
2940 | * Only read "stream_id" if get_unary_unsigned() | |
2941 | * succeeded. | |
2942 | */ | |
2943 | if (ret) { | |
2944 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2945 | node, "Unexpected unary expression for event class's `stream_id` attribute."); | |
2946 | ret = -EINVAL; | |
2947 | goto error; | |
2948 | } | |
2949 | ||
2950 | _SET(set, _EVENT_STREAM_ID_SET); | |
2951 | } else if (strcmp(left, "context") == 0) { | |
2952 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
2953 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `context` entry in event class."); | |
2954 | ret = -EPERM; | |
2955 | goto error; | |
2956 | } | |
2957 | ||
2958 | ret = visit_field_class_specifier_list( | |
2959 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2960 | &event_class->spec_context_fc); | |
2961 | if (ret) { | |
2962 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2963 | "Cannot create event class's context field class."); | |
2964 | goto error; | |
2965 | } | |
2966 | ||
2967 | BT_ASSERT(event_class->spec_context_fc); | |
2968 | _SET(set, _EVENT_CONTEXT_SET); | |
2969 | } else if (strcmp(left, "fields") == 0) { | |
2970 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
2971 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `fields` entry in event class."); | |
2972 | ret = -EPERM; | |
2973 | goto error; | |
2974 | } | |
2975 | ||
2976 | ret = visit_field_class_specifier_list( | |
2977 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2978 | &event_class->payload_fc); | |
2979 | if (ret) { | |
2980 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2981 | "Cannot create event class's payload field class."); | |
2982 | goto error; | |
2983 | } | |
2984 | ||
2985 | BT_ASSERT(event_class->payload_fc); | |
2986 | _SET(set, _EVENT_FIELDS_SET); | |
2987 | } else if (strcmp(left, "loglevel") == 0) { | |
2988 | uint64_t loglevel_value; | |
2989 | bool is_log_level_known = true; | |
2990 | bt_event_class_log_level log_level; | |
2991 | ||
2992 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { | |
2993 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "loglevel", "event class"); | |
2994 | ret = -EPERM; | |
2995 | goto error; | |
2996 | } | |
2997 | ||
2998 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &loglevel_value); | |
2999 | if (ret) { | |
3000 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3001 | node, "Unexpected unary expression for event class's `loglevel` attribute."); | |
3002 | ret = -EINVAL; | |
3003 | goto error; | |
3004 | } | |
3005 | ||
3006 | switch (loglevel_value) { | |
3007 | case 0: | |
3008 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; | |
3009 | break; | |
3010 | case 1: | |
3011 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; | |
3012 | break; | |
3013 | case 2: | |
3014 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; | |
3015 | break; | |
3016 | case 3: | |
3017 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; | |
3018 | break; | |
3019 | case 4: | |
3020 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; | |
3021 | break; | |
3022 | case 5: | |
3023 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; | |
3024 | break; | |
3025 | case 6: | |
3026 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; | |
3027 | break; | |
3028 | case 7: | |
3029 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; | |
3030 | break; | |
3031 | case 8: | |
3032 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; | |
3033 | break; | |
3034 | case 9: | |
3035 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; | |
3036 | break; | |
3037 | case 10: | |
3038 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; | |
3039 | break; | |
3040 | case 11: | |
3041 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; | |
3042 | break; | |
3043 | case 12: | |
3044 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; | |
3045 | break; | |
3046 | case 13: | |
3047 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; | |
3048 | break; | |
3049 | case 14: | |
3050 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; | |
3051 | break; | |
3052 | default: | |
3053 | is_log_level_known = false; | |
3054 | _BT_COMP_LOGW_NODE( | |
3055 | node, | |
3056 | "Not setting event class's log level because its value is unknown: " | |
3057 | "log-level=%" PRIu64, | |
3058 | loglevel_value); | |
3059 | } | |
3060 | ||
3061 | if (is_log_level_known) { | |
3062 | ctf_event_class_set_log_level(event_class, log_level); | |
3063 | } | |
3064 | ||
3065 | _SET(set, _EVENT_LOG_LEVEL_SET); | |
3066 | } else if (strcmp(left, "model.emf.uri") == 0) { | |
3067 | char *right; | |
3068 | ||
3069 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
3070 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "model.emf.uri", "event class"); | |
3071 | ret = -EPERM; | |
3072 | goto error; | |
3073 | } | |
3074 | ||
3075 | right = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.right); | |
3076 | if (!right) { | |
3077 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3078 | node, | |
3079 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
3080 | ret = -EINVAL; | |
3081 | goto error; | |
3082 | } | |
3083 | ||
3084 | if (strlen(right) == 0) { | |
3085 | _BT_COMP_LOGW_NODE(node, "Not setting event class's EMF URI because it's empty."); | |
3086 | } else { | |
3087 | g_string_assign(event_class->emf_uri, right); | |
3088 | } | |
3089 | ||
3090 | g_free(right); | |
3091 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3092 | } else { | |
3093 | _BT_COMP_LOGW_NODE(node, | |
3094 | "Unknown attribute in event class: " | |
3095 | "attr-name=\"%s\"", | |
3096 | left); | |
3097 | } | |
3098 | ||
3099 | g_free(left); | |
3100 | left = NULL; | |
3101 | break; | |
3102 | } | |
3103 | default: | |
3104 | ret = -EPERM; | |
3105 | goto error; | |
3106 | } | |
3107 | ||
3108 | goto end; | |
e98a2d6e PP |
3109 | |
3110 | error: | |
4164020e | 3111 | g_free(left); |
e98a2d6e | 3112 | |
44c440bc | 3113 | end: |
4164020e | 3114 | return ret; |
e98a2d6e PP |
3115 | } |
3116 | ||
4164020e | 3117 | static char *get_event_decl_name(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3118 | { |
4164020e SM |
3119 | char *left = NULL; |
3120 | char *name = NULL; | |
3121 | struct ctf_node *iter; | |
3122 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3123 | ||
3124 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3125 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3126 | continue; | |
3127 | } | |
3128 | ||
3129 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3130 | if (!left) { | |
3131 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot concatenate unary strings."); | |
3132 | goto error; | |
3133 | } | |
3134 | ||
3135 | if (strcmp(left, "name") == 0) { | |
3136 | name = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.right); | |
3137 | if (!name) { | |
3138 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3139 | iter, "Unexpected unary expression for event class's `name` attribute."); | |
3140 | goto error; | |
3141 | } | |
3142 | } | |
3143 | ||
3144 | g_free(left); | |
3145 | left = NULL; | |
3146 | ||
3147 | if (name) { | |
3148 | break; | |
3149 | } | |
3150 | } | |
3151 | ||
3152 | return name; | |
e98a2d6e PP |
3153 | |
3154 | error: | |
4164020e SM |
3155 | g_free(left); |
3156 | return NULL; | |
e98a2d6e PP |
3157 | } |
3158 | ||
4164020e | 3159 | static int visit_event_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3160 | { |
4164020e SM |
3161 | int ret = 0; |
3162 | int set = 0; | |
3163 | struct ctf_node *iter; | |
3164 | uint64_t stream_id = 0; | |
3165 | char *event_name = NULL; | |
3166 | struct ctf_event_class *event_class = NULL; | |
3167 | struct ctf_stream_class *stream_class = NULL; | |
3168 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3169 | bool pop_scope = false; | |
3170 | ||
3171 | if (node->visited) { | |
3172 | goto end; | |
3173 | } | |
3174 | ||
3175 | node->visited = TRUE; | |
3176 | event_name = get_event_decl_name(ctx, node); | |
3177 | if (!event_name) { | |
3178 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `name` attribute in event class."); | |
3179 | ret = -EPERM; | |
3180 | goto error; | |
3181 | } | |
3182 | ||
3183 | event_class = ctf_event_class_create(); | |
3184 | BT_ASSERT(event_class); | |
3185 | g_string_assign(event_class->name, event_name); | |
3186 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3187 | pop_scope = true; | |
3188 | ||
3189 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3190 | ret = visit_event_decl_entry(ctx, iter, event_class, &stream_id, &set); | |
3191 | if (ret) { | |
3192 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3193 | "Cannot visit event class's entry: " | |
3194 | "ret=%d", | |
3195 | ret); | |
3196 | goto error; | |
3197 | } | |
3198 | } | |
3199 | ||
3200 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3201 | /* | |
3202 | * Allow missing stream_id if there is only a single | |
3203 | * stream class. | |
3204 | */ | |
3205 | switch (ctx->ctf_tc->stream_classes->len) { | |
3206 | case 0: | |
3207 | /* Create implicit stream class if there's none */ | |
3208 | stream_id = 0; | |
3209 | stream_class = ctf_stream_class_create(); | |
3210 | BT_ASSERT(stream_class); | |
3211 | stream_class->id = stream_id; | |
3212 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3213 | break; | |
3214 | case 1: | |
3215 | /* Single stream class: get its ID */ | |
3216 | stream_class = (ctf_stream_class *) ctx->ctf_tc->stream_classes->pdata[0]; | |
3217 | stream_id = stream_class->id; | |
3218 | break; | |
3219 | default: | |
3220 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `stream_id` attribute in event class."); | |
3221 | ret = -EPERM; | |
3222 | goto error; | |
3223 | } | |
3224 | } | |
3225 | ||
3226 | /* We have the stream ID now; get the stream class if found */ | |
3227 | if (!stream_class) { | |
3228 | stream_class = ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_id); | |
3229 | if (!stream_class) { | |
3230 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3231 | "Cannot find stream class at this point: " | |
3232 | "id=%" PRId64, | |
3233 | stream_id); | |
3234 | ret = -EINVAL; | |
3235 | goto error; | |
3236 | } | |
3237 | } | |
3238 | ||
3239 | BT_ASSERT(stream_class); | |
3240 | ||
3241 | if (!_IS_SET(&set, _EVENT_ID_SET)) { | |
3242 | /* Allow only one event without ID per stream */ | |
3243 | if (stream_class->event_classes->len != 0) { | |
3244 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `id` attribute in event class."); | |
3245 | ret = -EPERM; | |
3246 | goto error; | |
3247 | } | |
3248 | ||
3249 | /* Automatic ID */ | |
3250 | event_class->id = 0; | |
3251 | } | |
3252 | ||
3253 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, event_class->id)) { | |
3254 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3255 | "Duplicate event class (same ID) in the same stream class: " | |
3256 | "id=%" PRId64, | |
3257 | event_class->id); | |
3258 | ret = -EEXIST; | |
3259 | goto error; | |
3260 | } | |
3261 | ||
3262 | ctf_stream_class_append_event_class(stream_class, event_class); | |
3263 | event_class = NULL; | |
3264 | goto end; | |
e98a2d6e PP |
3265 | |
3266 | error: | |
4164020e SM |
3267 | ctf_event_class_destroy(event_class); |
3268 | event_class = NULL; | |
44c440bc | 3269 | |
4164020e SM |
3270 | if (ret >= 0) { |
3271 | ret = -1; | |
3272 | } | |
e98a2d6e | 3273 | |
1e649dff | 3274 | end: |
4164020e SM |
3275 | if (pop_scope) { |
3276 | ctx_pop_scope(ctx); | |
3277 | } | |
e98a2d6e | 3278 | |
4164020e | 3279 | g_free(event_name); |
44c440bc | 3280 | |
4164020e | 3281 | return ret; |
e98a2d6e PP |
3282 | } |
3283 | ||
4164020e SM |
3284 | static int auto_map_field_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3285 | struct ctf_field_class *fc) | |
56b43721 | 3286 | { |
4164020e | 3287 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
4164020e SM |
3288 | uint64_t clock_class_count; |
3289 | ||
3290 | if (!fc) { | |
ab003dc0 | 3291 | return 0; |
4164020e SM |
3292 | } |
3293 | ||
3294 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
ab003dc0 | 3295 | return 0; |
4164020e SM |
3296 | } |
3297 | ||
ab003dc0 SM |
3298 | ctf_field_class_int *int_fc = ctf_field_class_as_int(fc); |
3299 | ||
4164020e SM |
3300 | if (int_fc->mapped_clock_class) { |
3301 | /* Already mapped */ | |
ab003dc0 | 3302 | return 0; |
4164020e SM |
3303 | } |
3304 | ||
3305 | clock_class_count = ctx->ctf_tc->clock_classes->len; | |
3306 | ||
3307 | switch (clock_class_count) { | |
3308 | case 0: | |
3309 | /* | |
3310 | * No clock class exists in the trace at this point. Create an | |
3311 | * implicit one at 1 GHz, named `default`, and use this clock | |
3312 | * class. | |
3313 | */ | |
3314 | clock_class_to_map_to = ctf_clock_class_create(); | |
3315 | BT_ASSERT(clock_class_to_map_to); | |
3316 | clock_class_to_map_to->frequency = UINT64_C(1000000000); | |
3317 | g_string_assign(clock_class_to_map_to->name, "default"); | |
4164020e SM |
3318 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock_class_to_map_to); |
3319 | break; | |
3320 | case 1: | |
3321 | /* | |
3322 | * Only one clock class exists in the trace at this point: use | |
3323 | * this one. | |
3324 | */ | |
3325 | clock_class_to_map_to = (ctf_clock_class *) ctx->ctf_tc->clock_classes->pdata[0]; | |
3326 | break; | |
3327 | default: | |
3328 | /* | |
3329 | * Timestamp field not mapped to a clock class and there's more | |
3330 | * than one clock class in the trace: this is an error. | |
3331 | */ | |
3332 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3333 | "Timestamp field found with no mapped clock class, " | |
3334 | "but there's more than one clock class in the trace at this point."); | |
ab003dc0 | 3335 | return -1; |
4164020e SM |
3336 | } |
3337 | ||
3338 | BT_ASSERT(clock_class_to_map_to); | |
3339 | int_fc->mapped_clock_class = clock_class_to_map_to; | |
56b43721 | 3340 | |
ab003dc0 | 3341 | return 0; |
7bf5af54 | 3342 | } |
56b43721 | 3343 | |
4164020e SM |
3344 | static int auto_map_fields_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3345 | struct ctf_field_class *root_fc, | |
3346 | const char *field_name) | |
7bf5af54 | 3347 | { |
4164020e SM |
3348 | int ret = 0; |
3349 | uint64_t i, count; | |
3350 | struct ctf_field_class_struct *struct_fc = (ctf_field_class_struct *) root_fc; | |
3351 | struct ctf_field_class_variant *var_fc = (ctf_field_class_variant *) root_fc; | |
3352 | ||
3353 | if (!root_fc) { | |
3354 | goto end; | |
3355 | } | |
3356 | ||
3357 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && | |
3358 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3359 | goto end; | |
3360 | } | |
3361 | ||
3362 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3363 | count = struct_fc->members->len; | |
3364 | } else { | |
3365 | count = var_fc->options->len; | |
3366 | } | |
3367 | ||
3368 | for (i = 0; i < count; i++) { | |
3369 | struct ctf_named_field_class *named_fc = NULL; | |
3370 | ||
3371 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3372 | named_fc = ctf_field_class_struct_borrow_member_by_index(struct_fc, i); | |
3373 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3374 | named_fc = ctf_field_class_variant_borrow_option_by_index(var_fc, i); | |
3375 | } else { | |
3376 | bt_common_abort(); | |
3377 | } | |
3378 | ||
3379 | if (strcmp(named_fc->name->str, field_name) == 0) { | |
3380 | ret = auto_map_field_to_trace_clock_class(ctx, named_fc->fc); | |
3381 | if (ret) { | |
3382 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3383 | "Cannot automatically map field to trace's clock class: " | |
3384 | "field-name=\"%s\"", | |
3385 | field_name); | |
3386 | goto end; | |
3387 | } | |
3388 | } | |
3389 | ||
3390 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, field_name); | |
3391 | if (ret) { | |
3392 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3393 | "Cannot automatically map structure or variant field class's fields to trace's clock class: " | |
3394 | "field-name=\"%s\", root-field-name=\"%s\"", | |
3395 | field_name, named_fc->name->str); | |
3396 | goto end; | |
3397 | } | |
3398 | } | |
56b43721 PP |
3399 | |
3400 | end: | |
4164020e | 3401 | return ret; |
56b43721 PP |
3402 | } |
3403 | ||
4164020e SM |
3404 | static int visit_stream_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3405 | struct ctf_stream_class *stream_class, int *set) | |
e98a2d6e | 3406 | { |
4164020e SM |
3407 | int ret = 0; |
3408 | char *left = NULL; | |
3409 | ||
3410 | switch (node->type) { | |
3411 | case NODE_TYPEDEF: | |
3412 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3413 | &node->u.field_class_def.field_class_declarators); | |
3414 | if (ret) { | |
3415 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in stream class."); | |
3416 | goto error; | |
3417 | } | |
3418 | break; | |
3419 | case NODE_TYPEALIAS: | |
3420 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3421 | node->u.field_class_alias.alias); | |
3422 | if (ret) { | |
3423 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3424 | "Cannot add field class alias found in stream class."); | |
3425 | goto error; | |
3426 | } | |
3427 | break; | |
3428 | case NODE_CTF_EXPRESSION: | |
3429 | { | |
3430 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3431 | if (!left) { | |
3432 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3433 | ret = -EINVAL; | |
3434 | goto error; | |
3435 | } | |
3436 | ||
3437 | if (strcmp(left, "id") == 0) { | |
3438 | int64_t id; | |
3439 | ||
3440 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
3441 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "stream declaration"); | |
3442 | ret = -EPERM; | |
3443 | goto error; | |
3444 | } | |
3445 | ||
3446 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
3447 | ||
3448 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
3449 | if (ret || (!ret && id < 0)) { | |
3450 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3451 | node, "Unexpected unary expression for stream class's `id` attribute."); | |
3452 | ret = -EINVAL; | |
3453 | goto error; | |
3454 | } | |
3455 | ||
3456 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, id)) { | |
3457 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3458 | node, "Duplicate stream class (same ID): id=%" PRId64, id); | |
3459 | ret = -EEXIST; | |
3460 | goto error; | |
3461 | } | |
3462 | ||
3463 | stream_class->id = id; | |
3464 | _SET(set, _STREAM_ID_SET); | |
3465 | } else if (strcmp(left, "event.header") == 0) { | |
3466 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
3467 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3468 | "Duplicate `event.header` entry in stream class."); | |
3469 | ret = -EPERM; | |
3470 | goto error; | |
3471 | } | |
3472 | ||
3473 | ret = visit_field_class_specifier_list( | |
3474 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3475 | &stream_class->event_header_fc); | |
3476 | if (ret) { | |
3477 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3478 | node, "Cannot create stream class's event header field class."); | |
3479 | goto error; | |
3480 | } | |
3481 | ||
3482 | BT_ASSERT(stream_class->event_header_fc); | |
3483 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->event_header_fc, | |
3484 | "timestamp"); | |
3485 | if (ret) { | |
3486 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3487 | node, | |
3488 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); | |
3489 | goto error; | |
3490 | } | |
3491 | ||
3492 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3493 | } else if (strcmp(left, "event.context") == 0) { | |
3494 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
3495 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3496 | "Duplicate `event.context` entry in stream class."); | |
3497 | ret = -EPERM; | |
3498 | goto error; | |
3499 | } | |
3500 | ||
3501 | ret = visit_field_class_specifier_list( | |
3502 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3503 | &stream_class->event_common_context_fc); | |
3504 | if (ret) { | |
3505 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3506 | node, "Cannot create stream class's event context field class."); | |
3507 | goto error; | |
3508 | } | |
3509 | ||
3510 | BT_ASSERT(stream_class->event_common_context_fc); | |
3511 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3512 | } else if (strcmp(left, "packet.context") == 0) { | |
3513 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
3514 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3515 | node, "Duplicate `packet.context` entry in stream class."); | |
3516 | ret = -EPERM; | |
3517 | goto error; | |
3518 | } | |
3519 | ||
3520 | ret = visit_field_class_specifier_list( | |
3521 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3522 | &stream_class->packet_context_fc); | |
3523 | if (ret) { | |
3524 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3525 | node, "Cannot create stream class's packet context field class."); | |
3526 | goto error; | |
3527 | } | |
3528 | ||
3529 | BT_ASSERT(stream_class->packet_context_fc); | |
3530 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3531 | "timestamp_begin"); | |
3532 | if (ret) { | |
3533 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3534 | node, | |
3535 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); | |
3536 | goto error; | |
3537 | } | |
3538 | ||
3539 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3540 | "timestamp_end"); | |
3541 | if (ret) { | |
3542 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3543 | node, | |
3544 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); | |
3545 | goto error; | |
3546 | } | |
3547 | ||
3548 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3549 | } else { | |
3550 | _BT_COMP_LOGW_NODE(node, | |
3551 | "Unknown attribute in stream class: " | |
3552 | "attr-name=\"%s\"", | |
3553 | left); | |
3554 | } | |
3555 | ||
3556 | g_free(left); | |
3557 | left = NULL; | |
3558 | break; | |
3559 | } | |
3560 | ||
3561 | default: | |
3562 | ret = -EPERM; | |
3563 | goto error; | |
3564 | } | |
3565 | ||
3566 | return 0; | |
e98a2d6e PP |
3567 | |
3568 | error: | |
4164020e SM |
3569 | g_free(left); |
3570 | return ret; | |
e98a2d6e PP |
3571 | } |
3572 | ||
4164020e | 3573 | static int visit_stream_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3574 | { |
4164020e SM |
3575 | int set = 0; |
3576 | int ret = 0; | |
3577 | struct ctf_node *iter; | |
3578 | struct ctf_stream_class *stream_class = NULL; | |
3579 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; | |
3580 | ||
3581 | if (node->visited) { | |
3582 | goto end; | |
3583 | } | |
3584 | ||
3585 | node->visited = TRUE; | |
3586 | stream_class = ctf_stream_class_create(); | |
3587 | BT_ASSERT(stream_class); | |
3588 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3589 | ||
3590 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3591 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3592 | if (ret) { | |
3593 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3594 | "Cannot visit stream class's entry: " | |
3595 | "ret=%d", | |
3596 | ret); | |
3597 | ctx_pop_scope(ctx); | |
3598 | goto error; | |
3599 | } | |
3600 | } | |
3601 | ||
3602 | ctx_pop_scope(ctx); | |
3603 | ||
3604 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3605 | /* Check that packet header has `stream_id` field */ | |
3606 | struct ctf_named_field_class *named_fc = NULL; | |
3607 | ||
3608 | if (!ctx->ctf_tc->packet_header_fc) { | |
3609 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Stream class has a `id` attribute, " | |
3610 | "but trace has no packet header field class."); | |
3611 | ret = -EINVAL; | |
3612 | goto error; | |
3613 | } | |
3614 | ||
3615 | named_fc = ctf_field_class_struct_borrow_member_by_name( | |
3616 | ctf_field_class_as_struct(ctx->ctf_tc->packet_header_fc), "stream_id"); | |
3617 | if (!named_fc) { | |
3618 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3619 | node, "Stream class has a `id` attribute, " | |
3620 | "but trace's packet header field class has no `stream_id` field."); | |
3621 | ret = -EINVAL; | |
3622 | goto error; | |
3623 | } | |
3624 | ||
3625 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && | |
3626 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
3627 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3628 | node, | |
3629 | "Stream class has a `id` attribute, " | |
3630 | "but trace's packet header field class's `stream_id` field is not an integer field class."); | |
3631 | ret = -EINVAL; | |
3632 | goto error; | |
3633 | } | |
3634 | } else { | |
3635 | /* Allow only _one_ ID-less stream */ | |
3636 | if (ctx->ctf_tc->stream_classes->len != 0) { | |
3637 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3638 | node, | |
3639 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
3640 | ret = -EPERM; | |
3641 | goto error; | |
3642 | } | |
3643 | ||
3644 | /* Automatic ID: 0 */ | |
3645 | stream_class->id = 0; | |
3646 | } | |
3647 | ||
3648 | /* | |
3649 | * Make sure that this stream class's ID is currently unique in | |
3650 | * the trace. | |
3651 | */ | |
3652 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_class->id)) { | |
3653 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate stream class (same ID): id=%" PRId64, | |
3654 | stream_class->id); | |
3655 | ret = -EINVAL; | |
3656 | goto error; | |
3657 | } | |
3658 | ||
3659 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3660 | stream_class = NULL; | |
3661 | goto end; | |
e98a2d6e PP |
3662 | |
3663 | error: | |
4164020e SM |
3664 | ctf_stream_class_destroy(stream_class); |
3665 | stream_class = NULL; | |
e98a2d6e | 3666 | |
1e649dff | 3667 | end: |
4164020e | 3668 | return ret; |
e98a2d6e PP |
3669 | } |
3670 | ||
4164020e SM |
3671 | static int visit_trace_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3672 | int *set) | |
e98a2d6e | 3673 | { |
4164020e SM |
3674 | int ret = 0; |
3675 | char *left = NULL; | |
3676 | uint64_t val; | |
3677 | ||
3678 | switch (node->type) { | |
3679 | case NODE_TYPEDEF: | |
3680 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3681 | &node->u.field_class_def.field_class_declarators); | |
3682 | if (ret) { | |
3683 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3684 | node, "Cannot add field class found in trace (`trace` block)."); | |
3685 | goto error; | |
3686 | } | |
3687 | break; | |
3688 | case NODE_TYPEALIAS: | |
3689 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3690 | node->u.field_class_alias.alias); | |
3691 | if (ret) { | |
3692 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3693 | node, "Cannot add field class alias found in trace (`trace` block)."); | |
3694 | goto error; | |
3695 | } | |
3696 | break; | |
3697 | case NODE_CTF_EXPRESSION: | |
3698 | { | |
3699 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3700 | if (!left) { | |
3701 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3702 | ret = -EINVAL; | |
3703 | goto error; | |
3704 | } | |
3705 | ||
3706 | if (strcmp(left, "major") == 0) { | |
3707 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
3708 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "major", "trace"); | |
3709 | ret = -EPERM; | |
3710 | goto error; | |
3711 | } | |
3712 | ||
3713 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3714 | if (ret) { | |
3715 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3716 | node, "Unexpected unary expression for trace's `major` attribute."); | |
3717 | ret = -EINVAL; | |
3718 | goto error; | |
3719 | } | |
3720 | ||
3721 | if (val != 1) { | |
3722 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3723 | "Invalid trace's `minor` attribute: expecting 1."); | |
3724 | ret = -EINVAL; | |
3725 | goto error; | |
3726 | } | |
3727 | ||
3728 | ctx->ctf_tc->major = val; | |
3729 | _SET(set, _TRACE_MAJOR_SET); | |
3730 | } else if (strcmp(left, "minor") == 0) { | |
3731 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
3732 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "minor", "trace"); | |
3733 | ret = -EPERM; | |
3734 | goto error; | |
3735 | } | |
3736 | ||
3737 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3738 | if (ret) { | |
3739 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3740 | node, "Unexpected unary expression for trace's `minor` attribute."); | |
3741 | ret = -EINVAL; | |
3742 | goto error; | |
3743 | } | |
3744 | ||
3745 | if (val != 8) { | |
3746 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3747 | "Invalid trace's `minor` attribute: expecting 8."); | |
3748 | ret = -EINVAL; | |
3749 | goto error; | |
3750 | } | |
3751 | ||
3752 | ctx->ctf_tc->minor = val; | |
3753 | _SET(set, _TRACE_MINOR_SET); | |
3754 | } else if (strcmp(left, "uuid") == 0) { | |
3755 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
3756 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "uuid", "trace"); | |
3757 | ret = -EPERM; | |
3758 | goto error; | |
3759 | } | |
3760 | ||
3761 | ret = get_unary_uuid(ctx, &node->u.ctf_expression.right, ctx->ctf_tc->uuid); | |
3762 | if (ret) { | |
3763 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid trace's `uuid` attribute."); | |
3764 | goto error; | |
3765 | } | |
3766 | ||
3767 | ctx->ctf_tc->is_uuid_set = true; | |
3768 | _SET(set, _TRACE_UUID_SET); | |
3769 | } else if (strcmp(left, "byte_order") == 0) { | |
3770 | /* Default byte order is already known at this stage */ | |
3771 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
3772 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
3773 | ret = -EPERM; | |
3774 | goto error; | |
3775 | } | |
3776 | ||
3777 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); | |
3778 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
3779 | } else if (strcmp(left, "packet.header") == 0) { | |
3780 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
3781 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `packet.header` entry in trace."); | |
3782 | ret = -EPERM; | |
3783 | goto error; | |
3784 | } | |
3785 | ||
3786 | ret = visit_field_class_specifier_list( | |
3787 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3788 | &ctx->ctf_tc->packet_header_fc); | |
3789 | if (ret) { | |
3790 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3791 | "Cannot create trace's packet header field class."); | |
3792 | goto error; | |
3793 | } | |
3794 | ||
3795 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); | |
3796 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
3797 | } else { | |
3798 | _BT_COMP_LOGW_NODE(node, | |
3799 | "Unknown attribute in stream class: " | |
3800 | "attr-name=\"%s\"", | |
3801 | left); | |
3802 | } | |
3803 | ||
3804 | g_free(left); | |
3805 | left = NULL; | |
3806 | break; | |
3807 | } | |
3808 | default: | |
3809 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unknown expression in trace."); | |
3810 | ret = -EINVAL; | |
3811 | goto error; | |
3812 | } | |
3813 | ||
3814 | return 0; | |
e98a2d6e PP |
3815 | |
3816 | error: | |
4164020e SM |
3817 | g_free(left); |
3818 | return ret; | |
e98a2d6e PP |
3819 | } |
3820 | ||
4164020e | 3821 | static int visit_trace_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3822 | { |
4164020e SM |
3823 | int ret = 0; |
3824 | int set = 0; | |
3825 | struct ctf_node *iter; | |
3826 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3827 | ||
3828 | if (node->visited) { | |
3829 | goto end; | |
3830 | } | |
3831 | ||
3832 | node->visited = TRUE; | |
3833 | ||
3834 | if (ctx->is_trace_visited) { | |
3835 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
3836 | ret = -EEXIST; | |
3837 | goto error; | |
3838 | } | |
3839 | ||
3840 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3841 | ||
3842 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3843 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3844 | if (ret) { | |
3845 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3846 | "Cannot visit trace's entry (`trace` block): " | |
3847 | "ret=%d", | |
3848 | ret); | |
3849 | ctx_pop_scope(ctx); | |
3850 | goto error; | |
3851 | } | |
3852 | } | |
3853 | ||
3854 | ctx_pop_scope(ctx); | |
3855 | ||
3856 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
3857 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3858 | "Missing `major` attribute in trace (`trace` block)."); | |
3859 | ret = -EPERM; | |
3860 | goto error; | |
3861 | } | |
3862 | ||
3863 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
3864 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3865 | "Missing `minor` attribute in trace (`trace` block)."); | |
3866 | ret = -EPERM; | |
3867 | goto error; | |
3868 | } | |
3869 | ||
3870 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
3871 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3872 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
3873 | ret = -EPERM; | |
3874 | goto error; | |
3875 | } | |
3876 | ||
3877 | ctx->is_trace_visited = true; | |
e98a2d6e PP |
3878 | |
3879 | end: | |
4164020e | 3880 | return 0; |
e98a2d6e PP |
3881 | |
3882 | error: | |
4164020e | 3883 | return ret; |
e98a2d6e PP |
3884 | } |
3885 | ||
4164020e | 3886 | static int visit_env(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3887 | { |
4164020e SM |
3888 | int ret = 0; |
3889 | char *left = NULL; | |
3890 | struct ctf_node *entry_node; | |
3891 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
3892 | ||
3893 | if (node->visited) { | |
3894 | goto end; | |
3895 | } | |
3896 | ||
3897 | node->visited = TRUE; | |
3898 | ||
3899 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
3900 | struct bt_list_head *right_head = &entry_node->u.ctf_expression.right; | |
3901 | ||
3902 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
3903 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
3904 | "Wrong expression in environment entry: " | |
3905 | "node-type=%d", | |
3906 | entry_node->type); | |
3907 | ret = -EPERM; | |
3908 | goto error; | |
3909 | } | |
3910 | ||
3911 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
3912 | if (!left) { | |
3913 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot get environment entry's name."); | |
3914 | ret = -EINVAL; | |
3915 | goto error; | |
3916 | } | |
3917 | ||
3918 | if (is_unary_string(right_head)) { | |
3919 | char *right = ctf_ast_concatenate_unary_strings(right_head); | |
3920 | ||
3921 | if (!right) { | |
3922 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3923 | entry_node, | |
3924 | "Unexpected unary expression for environment entry's value: " | |
3925 | "name=\"%s\"", | |
3926 | left); | |
3927 | ret = -EINVAL; | |
3928 | goto error; | |
3929 | } | |
3930 | ||
3931 | if (strcmp(left, "tracer_name") == 0) { | |
3932 | if (strncmp(right, "lttng", 5) == 0) { | |
3933 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " | |
3934 | "tracer-name=\"%s\"", | |
3935 | left, right); | |
3936 | ctx->is_lttng = true; | |
3937 | } | |
3938 | } | |
3939 | ||
3940 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
3941 | right, 0); | |
3942 | g_free(right); | |
3943 | } else if (is_unary_unsigned(right_head) || is_unary_signed(right_head)) { | |
3944 | int64_t v; | |
3945 | ||
3946 | if (is_unary_unsigned(right_head)) { | |
3947 | ret = get_unary_unsigned(ctx, right_head, (uint64_t *) &v); | |
3948 | } else { | |
3949 | ret = get_unary_signed(right_head, &v); | |
3950 | } | |
3951 | if (ret) { | |
3952 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3953 | entry_node, | |
3954 | "Unexpected unary expression for environment entry's value: " | |
3955 | "name=\"%s\"", | |
3956 | left); | |
3957 | ret = -EINVAL; | |
3958 | goto error; | |
3959 | } | |
3960 | ||
3961 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
3962 | NULL, v); | |
3963 | } else { | |
3964 | _BT_COMP_LOGW_NODE(entry_node, | |
3965 | "Environment entry has unknown type: " | |
3966 | "name=\"%s\"", | |
3967 | left); | |
3968 | } | |
3969 | ||
3970 | g_free(left); | |
3971 | left = NULL; | |
3972 | } | |
e98a2d6e PP |
3973 | |
3974 | end: | |
4164020e | 3975 | return 0; |
e98a2d6e PP |
3976 | |
3977 | error: | |
4164020e SM |
3978 | g_free(left); |
3979 | return ret; | |
e98a2d6e PP |
3980 | } |
3981 | ||
4164020e | 3982 | static int set_trace_byte_order(struct ctf_visitor_generate_ir *ctx, struct ctf_node *trace_node) |
e98a2d6e | 3983 | { |
4164020e SM |
3984 | int ret = 0; |
3985 | int set = 0; | |
3986 | char *left = NULL; | |
3987 | struct ctf_node *node; | |
3988 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
3989 | ||
3990 | bt_list_for_each_entry (node, decl_list, siblings) { | |
3991 | if (node->type == NODE_CTF_EXPRESSION) { | |
3992 | struct ctf_node *right_node; | |
3993 | ||
3994 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3995 | if (!left) { | |
3996 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3997 | ret = -EINVAL; | |
3998 | goto error; | |
3999 | } | |
4000 | ||
4001 | if (strcmp(left, "byte_order") == 0) { | |
4002 | enum ctf_byte_order bo; | |
4003 | ||
4004 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4005 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
4006 | ret = -EPERM; | |
4007 | goto error; | |
4008 | } | |
4009 | ||
4010 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4011 | right_node = | |
4012 | _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings); | |
4013 | bo = byte_order_from_unary_expr(ctx, right_node); | |
4014 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { | |
4015 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4016 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4017 | "expecting `le`, `be`, or `network`."); | |
4018 | ret = -EINVAL; | |
4019 | goto error; | |
4020 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { | |
4021 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4022 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4023 | "cannot be set to `native` here."); | |
4024 | ret = -EPERM; | |
4025 | goto error; | |
4026 | } | |
4027 | ||
4028 | ctx->ctf_tc->default_byte_order = bo; | |
4029 | } | |
4030 | ||
4031 | g_free(left); | |
4032 | left = NULL; | |
4033 | } | |
4034 | } | |
4035 | ||
4036 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4037 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(trace_node, | |
4038 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
4039 | ret = -EINVAL; | |
4040 | goto error; | |
4041 | } | |
4042 | ||
4043 | return 0; | |
e98a2d6e PP |
4044 | |
4045 | error: | |
4164020e SM |
4046 | g_free(left); |
4047 | return ret; | |
e98a2d6e PP |
4048 | } |
4049 | ||
4164020e SM |
4050 | static int visit_clock_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
4051 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, | |
4052 | uint64_t *offset_cycles) | |
e98a2d6e | 4053 | { |
4164020e SM |
4054 | int ret = 0; |
4055 | char *left = NULL; | |
4056 | ||
4057 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
4058 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
4059 | entry_node->type); | |
4060 | ret = -EPERM; | |
4061 | goto error; | |
4062 | } | |
4063 | ||
4064 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4065 | if (!left) { | |
4066 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot concatenate unary strings."); | |
4067 | ret = -EINVAL; | |
4068 | goto error; | |
4069 | } | |
4070 | ||
4071 | if (strcmp(left, "name") == 0) { | |
4072 | char *right; | |
4073 | ||
4074 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
4075 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "name", "clock class"); | |
4076 | ret = -EPERM; | |
4077 | goto error; | |
4078 | } | |
4079 | ||
4080 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4081 | if (!right) { | |
4082 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4083 | entry_node, "Unexpected unary expression for clock class's `name` attribute."); | |
4084 | ret = -EINVAL; | |
4085 | goto error; | |
4086 | } | |
4087 | ||
4088 | g_string_assign(clock->name, right); | |
4089 | g_free(right); | |
4090 | _SET(set, _CLOCK_NAME_SET); | |
4091 | } else if (strcmp(left, "uuid") == 0) { | |
4092 | bt_uuid_t uuid; | |
4093 | ||
4094 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
4095 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "uuid", "clock class"); | |
4096 | ret = -EPERM; | |
4097 | goto error; | |
4098 | } | |
4099 | ||
4100 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, uuid); | |
4101 | if (ret) { | |
4102 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Invalid clock class's `uuid` attribute."); | |
4103 | goto error; | |
4104 | } | |
4105 | ||
4106 | clock->has_uuid = true; | |
4107 | bt_uuid_copy(clock->uuid, uuid); | |
4108 | _SET(set, _CLOCK_UUID_SET); | |
4109 | } else if (strcmp(left, "description") == 0) { | |
4110 | char *right; | |
4111 | ||
4112 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
4113 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "description", "clock class"); | |
4114 | ret = -EPERM; | |
4115 | goto error; | |
4116 | } | |
4117 | ||
4118 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4119 | if (!right) { | |
4120 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4121 | entry_node, | |
4122 | "Unexpected unary expression for clock class's `description` attribute."); | |
4123 | ret = -EINVAL; | |
4124 | goto error; | |
4125 | } | |
4126 | ||
4127 | g_string_assign(clock->description, right); | |
4128 | g_free(right); | |
4129 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4130 | } else if (strcmp(left, "freq") == 0) { | |
4131 | uint64_t freq = UINT64_C(-1); | |
4132 | ||
4133 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
4134 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "freq", "clock class"); | |
4135 | ret = -EPERM; | |
4136 | goto error; | |
4137 | } | |
4138 | ||
4139 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &freq); | |
4140 | if (ret) { | |
4141 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4142 | entry_node, "Unexpected unary expression for clock class's `freq` attribute."); | |
4143 | ret = -EINVAL; | |
4144 | goto error; | |
4145 | } | |
4146 | ||
4147 | if (freq == UINT64_C(-1) || freq == 0) { | |
4148 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
4149 | "Invalid clock class frequency: freq=%" PRIu64, freq); | |
4150 | ret = -EINVAL; | |
4151 | goto error; | |
4152 | } | |
4153 | ||
4154 | clock->frequency = freq; | |
4155 | _SET(set, _CLOCK_FREQ_SET); | |
4156 | } else if (strcmp(left, "precision") == 0) { | |
4157 | uint64_t precision; | |
4158 | ||
4159 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
4160 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "precision", "clock class"); | |
4161 | ret = -EPERM; | |
4162 | goto error; | |
4163 | } | |
4164 | ||
4165 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &precision); | |
4166 | if (ret) { | |
4167 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4168 | entry_node, "Unexpected unary expression for clock class's `precision` attribute."); | |
4169 | ret = -EINVAL; | |
4170 | goto error; | |
4171 | } | |
4172 | ||
4173 | clock->precision = precision; | |
4174 | _SET(set, _CLOCK_PRECISION_SET); | |
4175 | } else if (strcmp(left, "offset_s") == 0) { | |
4176 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
4177 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset_s", "clock class"); | |
4178 | ret = -EPERM; | |
4179 | goto error; | |
4180 | } | |
4181 | ||
4182 | ret = get_unary_signed(&entry_node->u.ctf_expression.right, offset_seconds); | |
4183 | if (ret) { | |
4184 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4185 | entry_node, "Unexpected unary expression for clock class's `offset_s` attribute."); | |
4186 | ret = -EINVAL; | |
4187 | goto error; | |
4188 | } | |
4189 | ||
4190 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4191 | } else if (strcmp(left, "offset") == 0) { | |
4192 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
4193 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset", "clock class"); | |
4194 | ret = -EPERM; | |
4195 | goto error; | |
4196 | } | |
4197 | ||
4198 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, offset_cycles); | |
4199 | if (ret) { | |
4200 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4201 | entry_node, "Unexpected unary expression for clock class's `offset` attribute."); | |
4202 | ret = -EINVAL; | |
4203 | goto error; | |
4204 | } | |
4205 | ||
4206 | _SET(set, _CLOCK_OFFSET_SET); | |
4207 | } else if (strcmp(left, "absolute") == 0) { | |
4208 | struct ctf_node *right; | |
4209 | ||
4210 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
4211 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "absolute", "clock class"); | |
4212 | ret = -EPERM; | |
4213 | goto error; | |
4214 | } | |
4215 | ||
4216 | right = | |
4217 | _BT_LIST_FIRST_ENTRY(&entry_node->u.ctf_expression.right, struct ctf_node, siblings); | |
4218 | ret = get_boolean(ctx, right); | |
4219 | if (ret < 0) { | |
4220 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4221 | entry_node, "Unexpected unary expression for clock class's `absolute` attribute."); | |
4222 | ret = -EINVAL; | |
4223 | goto error; | |
4224 | } | |
4225 | ||
4226 | clock->is_absolute = ret; | |
4227 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4228 | } else { | |
4229 | _BT_COMP_LOGW_NODE(entry_node, "Unknown attribute in clock class: attr-name=\"%s\"", left); | |
4230 | } | |
4231 | ||
4232 | g_free(left); | |
4233 | left = NULL; | |
4234 | return 0; | |
e98a2d6e PP |
4235 | |
4236 | error: | |
4164020e SM |
4237 | g_free(left); |
4238 | return ret; | |
e98a2d6e PP |
4239 | } |
4240 | ||
4164020e | 4241 | static inline uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) |
92540773 | 4242 | { |
4164020e | 4243 | uint64_t cycles; |
92540773 | 4244 | |
4164020e SM |
4245 | /* 1GHz */ |
4246 | if (frequency == UINT64_C(1000000000)) { | |
4247 | cycles = ns; | |
4248 | } else { | |
4249 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4250 | } | |
92540773 | 4251 | |
4164020e | 4252 | return cycles; |
92540773 JD |
4253 | } |
4254 | ||
4164020e SM |
4255 | static void calibrate_clock_class_offsets(int64_t *offset_seconds, uint64_t *offset_cycles, |
4256 | uint64_t freq) | |
44c440bc | 4257 | { |
4164020e SM |
4258 | if (*offset_cycles >= freq) { |
4259 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
44c440bc | 4260 | |
4164020e SM |
4261 | *offset_seconds += (int64_t) s_in_offset_cycles; |
4262 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4263 | } | |
44c440bc PP |
4264 | } |
4265 | ||
4164020e SM |
4266 | static void apply_clock_class_is_absolute(struct ctf_visitor_generate_ir *ctx, |
4267 | struct ctf_clock_class *clock) | |
c0aa240b | 4268 | { |
4164020e SM |
4269 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { |
4270 | clock->is_absolute = true; | |
4271 | } | |
c0aa240b | 4272 | |
4164020e | 4273 | return; |
c0aa240b FD |
4274 | } |
4275 | ||
4164020e SM |
4276 | static void apply_clock_class_offset(struct ctf_visitor_generate_ir *ctx, |
4277 | struct ctf_clock_class *clock) | |
92540773 | 4278 | { |
4164020e SM |
4279 | uint64_t freq; |
4280 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; | |
4281 | uint64_t offset_ns_to_apply; | |
4282 | int64_t cur_offset_s; | |
4283 | uint64_t cur_offset_cycles; | |
4284 | ||
4285 | if (ctx->decoder_config.clock_class_offset_s == 0 && | |
4286 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
4287 | goto end; | |
4288 | } | |
4289 | ||
4290 | /* Transfer nanoseconds to seconds as much as possible */ | |
4291 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4292 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4293 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4294 | const int64_t extra_s = -abs_extra_s; | |
4295 | const int64_t offset_ns = | |
4296 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4297 | ||
4298 | BT_ASSERT(offset_ns > 0); | |
4299 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4300 | offset_s_to_apply += extra_s; | |
4301 | } else { | |
4302 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / INT64_C(1000000000); | |
4303 | const int64_t offset_ns = | |
4304 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4305 | ||
4306 | BT_ASSERT(offset_ns >= 0); | |
4307 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4308 | offset_s_to_apply += extra_s; | |
4309 | } | |
4310 | ||
4311 | freq = clock->frequency; | |
4312 | cur_offset_s = clock->offset_seconds; | |
4313 | cur_offset_cycles = clock->offset_cycles; | |
4314 | ||
4315 | /* Apply offsets */ | |
4316 | cur_offset_s += offset_s_to_apply; | |
4317 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4318 | ||
4319 | /* | |
4320 | * Recalibrate offsets because the part in cycles can be greater | |
4321 | * than the frequency at this point. | |
4322 | */ | |
4323 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4324 | ||
4325 | /* Set final offsets */ | |
4326 | clock->offset_seconds = cur_offset_s; | |
4327 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4328 | |
4329 | end: | |
4164020e | 4330 | return; |
92540773 JD |
4331 | } |
4332 | ||
4164020e | 4333 | static int visit_clock_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *clock_node) |
e98a2d6e | 4334 | { |
4164020e SM |
4335 | int ret = 0; |
4336 | int set = 0; | |
4337 | struct ctf_clock_class *clock; | |
4338 | struct ctf_node *entry_node; | |
4339 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
4340 | const char *clock_class_name; | |
4341 | int64_t offset_seconds = 0; | |
4342 | uint64_t offset_cycles = 0; | |
4343 | uint64_t freq; | |
4344 | ||
4345 | if (clock_node->visited) { | |
4346 | return 0; | |
4347 | } | |
4348 | ||
4349 | clock_node->visited = TRUE; | |
4350 | ||
4351 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
4352 | clock = ctf_clock_class_create(); | |
4353 | if (!clock) { | |
4354 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Cannot create default clock class."); | |
4355 | ret = -ENOMEM; | |
4356 | goto end; | |
4357 | } | |
4358 | ||
4359 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
4360 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, &offset_seconds, &offset_cycles); | |
4361 | if (ret) { | |
4362 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot visit clock class's entry: ret=%d", | |
4363 | ret); | |
4364 | goto end; | |
4365 | } | |
4366 | } | |
4367 | ||
4368 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
4369 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Missing `name` attribute in clock class."); | |
4370 | ret = -EPERM; | |
4371 | goto end; | |
4372 | } | |
4373 | ||
4374 | clock_class_name = clock->name->str; | |
4375 | BT_ASSERT(clock_class_name); | |
4376 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4377 | /* | |
4378 | * Old versions of LTTng forgot to set its clock class | |
4379 | * as absolute, even if it is. This is important because | |
4380 | * it's a condition to be able to sort messages | |
4381 | * from different sources. | |
4382 | */ | |
4383 | clock->is_absolute = true; | |
4384 | } | |
4385 | ||
4386 | /* | |
4387 | * Adjust offsets so that the part in cycles is less than the | |
4388 | * frequency (move to the part in seconds). | |
4389 | */ | |
4390 | freq = clock->frequency; | |
4391 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); | |
4392 | BT_ASSERT(offset_cycles < clock->frequency); | |
4393 | clock->offset_seconds = offset_seconds; | |
4394 | clock->offset_cycles = offset_cycles; | |
4395 | apply_clock_class_offset(ctx, clock); | |
4396 | apply_clock_class_is_absolute(ctx, clock); | |
4397 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); | |
4398 | clock = NULL; | |
e98a2d6e | 4399 | |
44c440bc | 4400 | end: |
4164020e SM |
4401 | if (clock) { |
4402 | ctf_clock_class_destroy(clock); | |
4403 | } | |
0f2d58c9 | 4404 | |
4164020e | 4405 | return ret; |
e98a2d6e PP |
4406 | } |
4407 | ||
4164020e | 4408 | static int visit_root_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *root_decl_node) |
e98a2d6e | 4409 | { |
4164020e SM |
4410 | int ret = 0; |
4411 | ||
4412 | if (root_decl_node->visited) { | |
4413 | goto end; | |
4414 | } | |
4415 | ||
4416 | root_decl_node->visited = TRUE; | |
4417 | ||
4418 | switch (root_decl_node->type) { | |
4419 | case NODE_TYPEDEF: | |
4420 | ret = | |
4421 | visit_field_class_def(ctx, root_decl_node->u.field_class_def.field_class_specifier_list, | |
4422 | &root_decl_node->u.field_class_def.field_class_declarators); | |
4423 | if (ret) { | |
4424 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4425 | "Cannot add field class found in root scope."); | |
4426 | goto end; | |
4427 | } | |
4428 | break; | |
4429 | case NODE_TYPEALIAS: | |
4430 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, | |
4431 | root_decl_node->u.field_class_alias.alias); | |
4432 | if (ret) { | |
4433 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4434 | "Cannot add field class alias found in root scope."); | |
4435 | goto end; | |
4436 | } | |
4437 | break; | |
4438 | case NODE_TYPE_SPECIFIER_LIST: | |
4439 | { | |
4440 | struct ctf_field_class *decl = NULL; | |
4441 | ||
4442 | /* | |
4443 | * Just add the field class specifier to the root | |
4444 | * declaration scope. Put local reference. | |
4445 | */ | |
4446 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); | |
4447 | if (ret) { | |
4448 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4449 | "Cannot visit root scope's field class: " | |
4450 | "ret=%d", | |
4451 | ret); | |
4452 | BT_ASSERT(!decl); | |
4453 | goto end; | |
4454 | } | |
4455 | ||
4456 | ctf_field_class_destroy(decl); | |
4457 | decl = NULL; | |
4458 | break; | |
4459 | } | |
4460 | default: | |
4461 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, "Unexpected node type: node-type=%d", | |
4462 | root_decl_node->type); | |
4463 | ret = -EPERM; | |
4464 | goto end; | |
4465 | } | |
e98a2d6e PP |
4466 | |
4467 | end: | |
4164020e | 4468 | return ret; |
e98a2d6e PP |
4469 | } |
4470 | ||
4164020e SM |
4471 | struct ctf_visitor_generate_ir * |
4472 | ctf_visitor_generate_ir_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 4473 | { |
4164020e | 4474 | struct ctf_visitor_generate_ir *ctx = NULL; |
e98a2d6e | 4475 | |
4164020e SM |
4476 | /* Create visitor's context */ |
4477 | ctx = ctx_create(decoder_config); | |
4478 | if (!ctx) { | |
4479 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
4480 | "Cannot create visitor's context."); | |
4481 | goto error; | |
4482 | } | |
e98a2d6e | 4483 | |
4164020e | 4484 | goto end; |
1e649dff PP |
4485 | |
4486 | error: | |
4164020e SM |
4487 | ctx_destroy(ctx); |
4488 | ctx = NULL; | |
1e649dff PP |
4489 | |
4490 | end: | |
4164020e | 4491 | return ctx; |
1e649dff PP |
4492 | } |
4493 | ||
1e649dff PP |
4494 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) |
4495 | { | |
4164020e | 4496 | ctx_destroy(visitor); |
1e649dff PP |
4497 | } |
4498 | ||
4164020e | 4499 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class(struct ctf_visitor_generate_ir *ctx) |
1e649dff | 4500 | { |
4164020e | 4501 | BT_ASSERT_DBG(ctx); |
41693723 | 4502 | |
4164020e SM |
4503 | if (ctx->trace_class) { |
4504 | bt_trace_class_get_ref(ctx->trace_class); | |
4505 | } | |
41693723 | 4506 | |
4164020e | 4507 | return ctx->trace_class; |
1e649dff PP |
4508 | } |
4509 | ||
4164020e SM |
4510 | struct ctf_trace_class * |
4511 | ctf_visitor_generate_ir_borrow_ctf_trace_class(struct ctf_visitor_generate_ir *ctx) | |
44c440bc | 4512 | { |
4164020e SM |
4513 | BT_ASSERT_DBG(ctx); |
4514 | BT_ASSERT_DBG(ctx->ctf_tc); | |
4515 | return ctx->ctf_tc; | |
44c440bc PP |
4516 | } |
4517 | ||
4164020e | 4518 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
1e649dff | 4519 | { |
4164020e SM |
4520 | int ret = 0; |
4521 | ||
4522 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); | |
4523 | ||
4524 | switch (node->type) { | |
4525 | case NODE_ROOT: | |
4526 | { | |
4527 | struct ctf_node *iter; | |
4528 | bool got_trace_decl = false; | |
4529 | ||
4530 | /* | |
4531 | * The first thing we need is the native byte order of | |
4532 | * the trace block, because early class aliases can have | |
4533 | * a `byte_order` attribute set to `native`. If we don't | |
4534 | * have the native byte order yet, and we don't have any | |
4535 | * trace block yet, then fail with EINCOMPLETE. | |
4536 | */ | |
4537 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
4538 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4539 | if (got_trace_decl) { | |
4540 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
4541 | ret = -1; | |
4542 | goto end; | |
4543 | } | |
4544 | ||
4545 | ret = set_trace_byte_order(ctx, iter); | |
4546 | if (ret) { | |
4547 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
4548 | "Cannot set trace's native byte order: " | |
4549 | "ret=%d", | |
4550 | ret); | |
4551 | goto end; | |
4552 | } | |
4553 | ||
4554 | got_trace_decl = true; | |
4555 | } | |
4556 | ||
4557 | if (!got_trace_decl) { | |
4558 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); | |
4559 | ret = -EINCOMPLETE; | |
4560 | goto end; | |
4561 | } | |
4562 | } | |
4563 | ||
4564 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || | |
4565 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
4566 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4567 | ||
4568 | /* Environment */ | |
4569 | bt_list_for_each_entry (iter, &node->u.root.env, siblings) { | |
4570 | ret = visit_env(ctx, iter); | |
4571 | if (ret) { | |
4572 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4573 | iter, | |
4574 | "Cannot visit trace's environment (`env` block) entry: " | |
4575 | "ret=%d", | |
4576 | ret); | |
4577 | goto end; | |
4578 | } | |
4579 | } | |
4580 | ||
4581 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4582 | ||
4583 | /* | |
4584 | * Visit clock blocks. | |
4585 | */ | |
4586 | bt_list_for_each_entry (iter, &node->u.root.clock, siblings) { | |
4587 | ret = visit_clock_decl(ctx, iter); | |
4588 | if (ret) { | |
4589 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit clock class: ret=%d", ret); | |
4590 | goto end; | |
4591 | } | |
4592 | } | |
4593 | ||
4594 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4595 | ||
4596 | /* | |
4597 | * Visit root declarations next, as they can be used by any | |
4598 | * following entity. | |
4599 | */ | |
4600 | bt_list_for_each_entry (iter, &node->u.root.declaration_list, siblings) { | |
4601 | ret = visit_root_decl(ctx, iter); | |
4602 | if (ret) { | |
4603 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit root entry: ret=%d", ret); | |
4604 | goto end; | |
4605 | } | |
4606 | } | |
4607 | ||
4608 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4609 | ||
4610 | /* Callsite blocks are not supported */ | |
4611 | bt_list_for_each_entry (iter, &node->u.root.callsite, siblings) { | |
4612 | _BT_COMP_LOGW_NODE(iter, "\"callsite\" blocks are not supported as of this version."); | |
4613 | } | |
4614 | ||
4615 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4616 | ||
4617 | /* Trace */ | |
4618 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4619 | ret = visit_trace_decl(ctx, iter); | |
4620 | if (ret) { | |
4621 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
4622 | "Cannot visit trace (`trace` block): " | |
4623 | "ret=%d", | |
4624 | ret); | |
4625 | goto end; | |
4626 | } | |
4627 | } | |
4628 | ||
4629 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4630 | ||
4631 | /* Streams */ | |
4632 | bt_list_for_each_entry (iter, &node->u.root.stream, siblings) { | |
4633 | ret = visit_stream_decl(ctx, iter); | |
4634 | if (ret) { | |
4635 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit stream class: ret=%d", ret); | |
4636 | goto end; | |
4637 | } | |
4638 | } | |
4639 | ||
4640 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4641 | ||
4642 | /* Events */ | |
4643 | bt_list_for_each_entry (iter, &node->u.root.event, siblings) { | |
4644 | ret = visit_event_decl(ctx, iter); | |
4645 | if (ret) { | |
4646 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit event class: ret=%d", ret); | |
4647 | goto end; | |
4648 | } | |
4649 | } | |
4650 | ||
4651 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4652 | break; | |
4653 | } | |
4654 | default: | |
4655 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected node type: node-type=%d", node->type); | |
4656 | ret = -EINVAL; | |
4657 | goto end; | |
4658 | } | |
4659 | ||
4660 | /* Update default clock classes */ | |
4661 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4662 | if (ret) { | |
4663 | ret = -EINVAL; | |
4664 | goto end; | |
4665 | } | |
4666 | ||
4667 | /* Update trace class meanings */ | |
4668 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4669 | if (ret) { | |
4670 | ret = -EINVAL; | |
4671 | goto end; | |
4672 | } | |
4673 | ||
4674 | /* Update stream class configuration */ | |
4675 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4676 | if (ret) { | |
4677 | ret = -EINVAL; | |
4678 | goto end; | |
4679 | } | |
4680 | ||
4681 | /* Update text arrays and sequences */ | |
4682 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4683 | if (ret) { | |
4684 | ret = -EINVAL; | |
4685 | goto end; | |
4686 | } | |
4687 | ||
4688 | /* Update structure/array/sequence alignments */ | |
4689 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4690 | if (ret) { | |
4691 | ret = -EINVAL; | |
4692 | goto end; | |
4693 | } | |
4694 | ||
4695 | /* Resolve sequence lengths and variant tags */ | |
4696 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4697 | if (ret) { | |
4698 | ret = -EINVAL; | |
4699 | goto end; | |
4700 | } | |
4701 | ||
4702 | if (ctx->trace_class) { | |
4703 | /* | |
4704 | * Update "in IR" for field classes. | |
4705 | * | |
4706 | * If we have no IR trace class, then we'll have no way | |
4707 | * to create IR fields anyway, so we leave all the | |
4708 | * `in_ir` members false. | |
4709 | */ | |
4710 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4711 | if (ret) { | |
4712 | ret = -EINVAL; | |
4713 | goto end; | |
4714 | } | |
4715 | } | |
4716 | ||
4717 | /* Update saved value indexes */ | |
4718 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
4719 | if (ret) { | |
4720 | ret = -EINVAL; | |
4721 | goto end; | |
4722 | } | |
4723 | ||
4724 | /* Validate what we have so far */ | |
4725 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); | |
4726 | if (ret) { | |
4727 | ret = -EINVAL; | |
4728 | goto end; | |
4729 | } | |
4730 | ||
4731 | /* | |
4732 | * If there are fields which are not related to the CTF format | |
4733 | * itself in the packet header and in event header field | |
4734 | * classes, warn about it because they are never translated. | |
4735 | */ | |
4736 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, &ctx->log_cfg); | |
4737 | ||
4738 | if (ctx->trace_class) { | |
4739 | /* Copy new CTF metadata -> new IR metadata */ | |
4740 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, ctx->trace_class, ctx->ctf_tc); | |
4741 | if (ret) { | |
4742 | ret = -EINVAL; | |
4743 | goto end; | |
4744 | } | |
4745 | } | |
e98a2d6e | 4746 | |
1e649dff | 4747 | end: |
4164020e | 4748 | return ret; |
e98a2d6e | 4749 | } |