Commit | Line | Data |
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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 | ||
4164020e | 10 | #define BT_COMP_LOG_SELF_COMP (ctx->log_cfg.self_comp) |
50f6fce8 | 11 | #define BT_COMP_LOG_SELF_COMP_CLASS (ctx->log_cfg.self_comp_class) |
4164020e SM |
12 | #define BT_LOG_OUTPUT_LEVEL (ctx->log_cfg.log_level) |
13 | #define BT_LOG_TAG "PLUGIN/CTF/META/IR-VISITOR" | |
d9c39b0a | 14 | #include "logging/comp-logging.h" |
08da4f77 | 15 | |
e98a2d6e PP |
16 | #include <stdio.h> |
17 | #include <unistd.h> | |
18 | #include <string.h> | |
c55a9f58 | 19 | #include <stdbool.h> |
e98a2d6e PP |
20 | #include <stdlib.h> |
21 | #include <ctype.h> | |
578e048b | 22 | #include "common/assert.h" |
e98a2d6e PP |
23 | #include <glib.h> |
24 | #include <inttypes.h> | |
25 | #include <errno.h> | |
578e048b | 26 | #include "common/common.h" |
6162e6b7 | 27 | #include "common/uuid.h" |
578e048b | 28 | #include "compat/endian.h" |
3fadfbc0 | 29 | #include <babeltrace2/babeltrace.h> |
e98a2d6e | 30 | |
087cd0f5 SM |
31 | #include "logging.hpp" |
32 | #include "scanner.hpp" | |
33 | #include "ast.hpp" | |
34 | #include "decoder.hpp" | |
35 | #include "ctf-meta.hpp" | |
36 | #include "ctf-meta-visitors.hpp" | |
e98a2d6e PP |
37 | |
38 | /* Bit value (left shift) */ | |
4164020e | 39 | #define _BV(_val) (1 << (_val)) |
e98a2d6e PP |
40 | |
41 | /* Bit is set in a set of bits */ | |
4164020e | 42 | #define _IS_SET(_set, _mask) (*(_set) & (_mask)) |
e98a2d6e PP |
43 | |
44 | /* Set bit in a set of bits */ | |
4164020e | 45 | #define _SET(_set, _mask) (*(_set) |= (_mask)) |
e98a2d6e | 46 | |
44c440bc | 47 | /* Try to push scope, or go to the `error` label */ |
4164020e SM |
48 | #define _TRY_PUSH_SCOPE_OR_GOTO_ERROR() \ |
49 | do { \ | |
50 | ret = ctx_push_scope(ctx); \ | |
51 | if (ret) { \ | |
52 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot push scope."); \ | |
53 | goto error; \ | |
54 | } \ | |
55 | } while (0) | |
44c440bc | 56 | |
e98a2d6e | 57 | /* Bits for verifying existing attributes in various declarations */ |
4164020e SM |
58 | enum |
59 | { | |
60 | _CLOCK_NAME_SET = _BV(0), | |
61 | _CLOCK_UUID_SET = _BV(1), | |
62 | _CLOCK_FREQ_SET = _BV(2), | |
63 | _CLOCK_PRECISION_SET = _BV(3), | |
64 | _CLOCK_OFFSET_S_SET = _BV(4), | |
65 | _CLOCK_OFFSET_SET = _BV(5), | |
66 | _CLOCK_ABSOLUTE_SET = _BV(6), | |
67 | _CLOCK_DESCRIPTION_SET = _BV(7), | |
e98a2d6e PP |
68 | }; |
69 | ||
4164020e SM |
70 | enum |
71 | { | |
72 | _INTEGER_ALIGN_SET = _BV(0), | |
73 | _INTEGER_SIZE_SET = _BV(1), | |
74 | _INTEGER_BASE_SET = _BV(2), | |
75 | _INTEGER_ENCODING_SET = _BV(3), | |
76 | _INTEGER_BYTE_ORDER_SET = _BV(4), | |
77 | _INTEGER_SIGNED_SET = _BV(5), | |
78 | _INTEGER_MAP_SET = _BV(6), | |
e98a2d6e PP |
79 | }; |
80 | ||
4164020e SM |
81 | enum |
82 | { | |
83 | _FLOAT_ALIGN_SET = _BV(0), | |
84 | _FLOAT_MANT_DIG_SET = _BV(1), | |
85 | _FLOAT_EXP_DIG_SET = _BV(2), | |
86 | _FLOAT_BYTE_ORDER_SET = _BV(3), | |
e98a2d6e PP |
87 | }; |
88 | ||
4164020e SM |
89 | enum |
90 | { | |
91 | _STRING_ENCODING_SET = _BV(0), | |
e98a2d6e PP |
92 | }; |
93 | ||
4164020e SM |
94 | enum |
95 | { | |
96 | _TRACE_MINOR_SET = _BV(0), | |
97 | _TRACE_MAJOR_SET = _BV(1), | |
98 | _TRACE_BYTE_ORDER_SET = _BV(2), | |
99 | _TRACE_UUID_SET = _BV(3), | |
100 | _TRACE_PACKET_HEADER_SET = _BV(4), | |
e98a2d6e PP |
101 | }; |
102 | ||
4164020e SM |
103 | enum |
104 | { | |
105 | _STREAM_ID_SET = _BV(0), | |
106 | _STREAM_PACKET_CONTEXT_SET = _BV(1), | |
107 | _STREAM_EVENT_HEADER_SET = _BV(2), | |
108 | _STREAM_EVENT_CONTEXT_SET = _BV(3), | |
e98a2d6e PP |
109 | }; |
110 | ||
4164020e SM |
111 | enum |
112 | { | |
113 | _EVENT_NAME_SET = _BV(0), | |
114 | _EVENT_ID_SET = _BV(1), | |
115 | _EVENT_MODEL_EMF_URI_SET = _BV(2), | |
116 | _EVENT_STREAM_ID_SET = _BV(3), | |
117 | _EVENT_LOG_LEVEL_SET = _BV(4), | |
118 | _EVENT_CONTEXT_SET = _BV(5), | |
119 | _EVENT_FIELDS_SET = _BV(6), | |
e98a2d6e PP |
120 | }; |
121 | ||
4164020e SM |
122 | enum loglevel |
123 | { | |
124 | LOG_LEVEL_EMERG = 0, | |
125 | LOG_LEVEL_ALERT = 1, | |
126 | LOG_LEVEL_CRIT = 2, | |
127 | LOG_LEVEL_ERR = 3, | |
128 | LOG_LEVEL_WARNING = 4, | |
129 | LOG_LEVEL_NOTICE = 5, | |
130 | LOG_LEVEL_INFO = 6, | |
131 | LOG_LEVEL_DEBUG_SYSTEM = 7, | |
132 | LOG_LEVEL_DEBUG_PROGRAM = 8, | |
133 | LOG_LEVEL_DEBUG_PROCESS = 9, | |
134 | LOG_LEVEL_DEBUG_MODULE = 10, | |
135 | LOG_LEVEL_DEBUG_UNIT = 11, | |
136 | LOG_LEVEL_DEBUG_FUNCTION = 12, | |
137 | LOG_LEVEL_DEBUG_LINE = 13, | |
138 | LOG_LEVEL_DEBUG = 14, | |
139 | _NR_LOGLEVELS = 15, | |
c3c30b08 MD |
140 | }; |
141 | ||
5cd6d0e5 | 142 | /* Prefixes of class aliases */ |
4164020e SM |
143 | #define _PREFIX_ALIAS 'a' |
144 | #define _PREFIX_ENUM 'e' | |
145 | #define _PREFIX_STRUCT 's' | |
146 | #define _PREFIX_VARIANT 'v' | |
e98a2d6e PP |
147 | |
148 | /* First entry in a BT list */ | |
4164020e | 149 | #define _BT_LIST_FIRST_ENTRY(_ptr, _class, _member) bt_list_entry((_ptr)->next, _class, _member) |
e98a2d6e | 150 | |
4164020e SM |
151 | #define _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(_node, _attr, _entity) \ |
152 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO( \ | |
153 | (_node)->lineno, "Duplicate attribute in %s: attr-name=\"%s\"", _entity, _attr) | |
28973adf | 154 | |
4164020e | 155 | #define _BT_COMP_LOGE_NODE(_node, _msg, args...) _BT_COMP_LOGE_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 156 | |
4164020e SM |
157 | #define _BT_COMP_LOGE_APPEND_CAUSE_NODE(_node, _msg, args...) \ |
158 | _BT_COMP_LOGE_APPEND_CAUSE_LINENO((_node)->lineno, _msg, ##args) | |
50f6fce8 | 159 | |
4164020e | 160 | #define _BT_COMP_LOGW_NODE(_node, _msg, args...) _BT_COMP_LOGW_LINENO((_node)->lineno, _msg, ##args) |
28973adf | 161 | |
4164020e | 162 | #define _BT_COMP_LOGT_NODE(_node, _msg, args...) _BT_COMP_LOGT_LINENO((_node)->lineno, _msg, ##args) |
e98a2d6e PP |
163 | |
164 | /* | |
165 | * Declaration scope of a visitor context. This represents a TSDL | |
166 | * lexical scope, so that aliases and named structures, variants, | |
167 | * and enumerations may be registered and looked up hierarchically. | |
168 | */ | |
4164020e SM |
169 | struct ctx_decl_scope |
170 | { | |
171 | /* | |
172 | * Alias name to field class. | |
173 | * | |
174 | * GQuark -> struct ctf_field_class * (owned by this) | |
175 | */ | |
176 | GHashTable *decl_map; | |
177 | ||
178 | /* Parent scope; NULL if this is the root declaration scope */ | |
179 | struct ctx_decl_scope *parent_scope; | |
e98a2d6e PP |
180 | }; |
181 | ||
182 | /* | |
1e649dff | 183 | * Visitor context (private). |
e98a2d6e | 184 | */ |
4164020e SM |
185 | struct ctf_visitor_generate_ir |
186 | { | |
187 | struct meta_log_config log_cfg; | |
f7b785ac | 188 | |
4164020e SM |
189 | /* Trace IR trace class being filled (owned by this) */ |
190 | bt_trace_class *trace_class; | |
e98a2d6e | 191 | |
4164020e SM |
192 | /* CTF meta trace being filled (owned by this) */ |
193 | struct ctf_trace_class *ctf_tc; | |
44c440bc | 194 | |
4164020e SM |
195 | /* Current declaration scope (top of the stack) (owned by this) */ |
196 | struct ctx_decl_scope *current_scope; | |
e98a2d6e | 197 | |
4164020e SM |
198 | /* True if trace declaration is visited */ |
199 | bool is_trace_visited; | |
e98a2d6e | 200 | |
4164020e SM |
201 | /* True if this is an LTTng trace */ |
202 | bool is_lttng; | |
f4421ff3 | 203 | |
4164020e SM |
204 | /* Config passed by the user */ |
205 | struct ctf_metadata_decoder_config decoder_config; | |
e98a2d6e PP |
206 | }; |
207 | ||
1e649dff PP |
208 | /* |
209 | * Visitor (public). | |
210 | */ | |
44c440bc | 211 | struct ctf_visitor_generate_ir; |
1e649dff | 212 | |
e98a2d6e PP |
213 | /** |
214 | * Creates a new declaration scope. | |
215 | * | |
216 | * @param par_scope Parent scope (NULL if creating a root scope) | |
217 | * @returns New declaration scope, or NULL on error | |
218 | */ | |
4164020e SM |
219 | static struct ctx_decl_scope *ctx_decl_scope_create(struct ctf_visitor_generate_ir *ctx, |
220 | struct ctx_decl_scope *par_scope) | |
e98a2d6e | 221 | { |
4164020e | 222 | struct ctx_decl_scope *scope; |
e98a2d6e | 223 | |
4164020e SM |
224 | scope = g_new(struct ctx_decl_scope, 1); |
225 | if (!scope) { | |
226 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate one declaration scope."); | |
227 | goto end; | |
228 | } | |
e98a2d6e | 229 | |
4164020e SM |
230 | scope->decl_map = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, |
231 | (GDestroyNotify) ctf_field_class_destroy); | |
232 | scope->parent_scope = par_scope; | |
e98a2d6e PP |
233 | |
234 | end: | |
4164020e | 235 | return scope; |
e98a2d6e PP |
236 | } |
237 | ||
238 | /** | |
239 | * Destroys a declaration scope. | |
240 | * | |
241 | * This function does not destroy the parent scope. | |
242 | * | |
243 | * @param scope Scope to destroy | |
244 | */ | |
4164020e | 245 | static void ctx_decl_scope_destroy(struct ctx_decl_scope *scope) |
e98a2d6e | 246 | { |
4164020e SM |
247 | if (!scope) { |
248 | goto end; | |
249 | } | |
e98a2d6e | 250 | |
4164020e SM |
251 | g_hash_table_destroy(scope->decl_map); |
252 | g_free(scope); | |
e98a2d6e PP |
253 | |
254 | end: | |
4164020e | 255 | return; |
e98a2d6e PP |
256 | } |
257 | ||
258 | /** | |
259 | * Returns the GQuark of a prefixed alias. | |
260 | * | |
261 | * @param prefix Prefix character | |
262 | * @param name Name | |
263 | * @returns Associated GQuark, or 0 on error | |
264 | */ | |
4164020e SM |
265 | static GQuark get_prefixed_named_quark(struct ctf_visitor_generate_ir *ctx, char prefix, |
266 | const char *name) | |
e98a2d6e | 267 | { |
4164020e | 268 | GQuark qname = 0; |
e98a2d6e | 269 | |
4164020e | 270 | BT_ASSERT(name); |
e98a2d6e | 271 | |
4164020e SM |
272 | /* Prefix character + original string + '\0' */ |
273 | char *prname = g_new(char, strlen(name) + 2); | |
274 | if (!prname) { | |
275 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Failed to allocate a string."); | |
276 | goto end; | |
277 | } | |
e98a2d6e | 278 | |
4164020e SM |
279 | sprintf(prname, "%c%s", prefix, name); |
280 | qname = g_quark_from_string(prname); | |
281 | g_free(prname); | |
e98a2d6e PP |
282 | |
283 | end: | |
4164020e | 284 | return qname; |
e98a2d6e PP |
285 | } |
286 | ||
287 | /** | |
5cd6d0e5 | 288 | * Looks up a prefixed class alias within a declaration scope. |
e98a2d6e PP |
289 | * |
290 | * @param scope Declaration scope | |
291 | * @param prefix Prefix character | |
292 | * @param name Alias name | |
44c440bc PP |
293 | * @param levels Number of levels to dig into (-1 means infinite) |
294 | * @param copy True to return a copy | |
295 | * @returns Declaration (owned by caller if \p copy is true), | |
296 | * or NULL if not found | |
e98a2d6e | 297 | */ |
4164020e SM |
298 | static struct ctf_field_class * |
299 | ctx_decl_scope_lookup_prefix_alias(struct ctf_visitor_generate_ir *ctx, | |
300 | struct ctx_decl_scope *scope, char prefix, const char *name, | |
301 | int levels, bool copy) | |
e98a2d6e | 302 | { |
4164020e SM |
303 | GQuark qname = 0; |
304 | int cur_levels = 0; | |
305 | struct ctf_field_class *decl = NULL; | |
306 | struct ctx_decl_scope *cur_scope = scope; | |
307 | ||
308 | BT_ASSERT(scope); | |
309 | BT_ASSERT(name); | |
310 | qname = get_prefixed_named_quark(ctx, prefix, name); | |
311 | if (!qname) { | |
312 | goto end; | |
313 | } | |
314 | ||
315 | if (levels < 0) { | |
316 | levels = INT_MAX; | |
317 | } | |
318 | ||
319 | while (cur_scope && cur_levels < levels) { | |
320 | decl = (ctf_field_class *) g_hash_table_lookup(cur_scope->decl_map, | |
321 | (gconstpointer) GUINT_TO_POINTER(qname)); | |
322 | if (decl) { | |
323 | /* Caller's reference */ | |
324 | if (copy) { | |
325 | decl = ctf_field_class_copy(decl); | |
326 | BT_ASSERT(decl); | |
327 | } | |
328 | ||
329 | goto end; | |
330 | } | |
331 | ||
332 | cur_scope = cur_scope->parent_scope; | |
333 | cur_levels++; | |
334 | } | |
e98a2d6e | 335 | |
44c440bc | 336 | end: |
4164020e | 337 | return decl; |
e98a2d6e PP |
338 | } |
339 | ||
340 | /** | |
5cd6d0e5 | 341 | * Looks up a class alias within a declaration scope. |
e98a2d6e PP |
342 | * |
343 | * @param scope Declaration scope | |
344 | * @param name Alias name | |
44c440bc PP |
345 | * @param levels Number of levels to dig into (-1 means infinite) |
346 | * @param copy True to return a copy | |
347 | * @returns Declaration (owned by caller if \p copy is true), | |
348 | * or NULL if not found | |
e98a2d6e | 349 | */ |
4164020e SM |
350 | static struct ctf_field_class *ctx_decl_scope_lookup_alias(struct ctf_visitor_generate_ir *ctx, |
351 | struct ctx_decl_scope *scope, | |
352 | const char *name, int levels, bool copy) | |
e98a2d6e | 353 | { |
4164020e | 354 | return ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_ALIAS, name, levels, copy); |
e98a2d6e PP |
355 | } |
356 | ||
357 | /** | |
358 | * Looks up an enumeration within a declaration scope. | |
359 | * | |
360 | * @param scope Declaration scope | |
361 | * @param name Enumeration name | |
44c440bc PP |
362 | * @param levels Number of levels to dig into (-1 means infinite) |
363 | * @param copy True to return a copy | |
364 | * @returns Declaration (owned by caller if \p copy is true), | |
365 | * or NULL if not found | |
e98a2d6e | 366 | */ |
4164020e SM |
367 | static struct ctf_field_class_enum *ctx_decl_scope_lookup_enum(struct ctf_visitor_generate_ir *ctx, |
368 | struct ctx_decl_scope *scope, | |
369 | const char *name, int levels, | |
370 | bool copy) | |
e98a2d6e | 371 | { |
4164020e SM |
372 | return ctf_field_class_as_enum( |
373 | ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_ENUM, name, levels, copy)); | |
e98a2d6e PP |
374 | } |
375 | ||
376 | /** | |
377 | * Looks up a structure within a declaration scope. | |
378 | * | |
379 | * @param scope Declaration scope | |
380 | * @param name Structure name | |
44c440bc PP |
381 | * @param levels Number of levels to dig into (-1 means infinite) |
382 | * @param copy True to return a copy | |
383 | * @returns Declaration (owned by caller if \p copy is true), | |
384 | * or NULL if not found | |
e98a2d6e | 385 | */ |
4164020e SM |
386 | static struct ctf_field_class_struct * |
387 | ctx_decl_scope_lookup_struct(struct ctf_visitor_generate_ir *ctx, struct ctx_decl_scope *scope, | |
388 | const char *name, int levels, bool copy) | |
e98a2d6e | 389 | { |
4164020e SM |
390 | return ctf_field_class_as_struct( |
391 | ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_STRUCT, name, levels, copy)); | |
e98a2d6e PP |
392 | } |
393 | ||
394 | /** | |
395 | * Looks up a variant within a declaration scope. | |
396 | * | |
397 | * @param scope Declaration scope | |
398 | * @param name Variant name | |
44c440bc PP |
399 | * @param levels Number of levels to dig into (-1 means infinite) |
400 | * @param copy True to return a copy | |
401 | * @returns Declaration (owned by caller if \p copy is true), | |
402 | * or NULL if not found | |
e98a2d6e | 403 | */ |
4164020e SM |
404 | static struct ctf_field_class_variant * |
405 | ctx_decl_scope_lookup_variant(struct ctf_visitor_generate_ir *ctx, struct ctx_decl_scope *scope, | |
406 | const char *name, int levels, bool copy) | |
e98a2d6e | 407 | { |
4164020e SM |
408 | return ctf_field_class_as_variant( |
409 | ctx_decl_scope_lookup_prefix_alias(ctx, scope, _PREFIX_VARIANT, name, levels, copy)); | |
e98a2d6e PP |
410 | } |
411 | ||
412 | /** | |
5cd6d0e5 | 413 | * Registers a prefixed class alias within a declaration scope. |
e98a2d6e PP |
414 | * |
415 | * @param scope Declaration scope | |
416 | * @param prefix Prefix character | |
417 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 418 | * @param decl Field class to register (copied) |
e98a2d6e PP |
419 | * @returns 0 if registration went okay, negative value otherwise |
420 | */ | |
4164020e SM |
421 | static int ctx_decl_scope_register_prefix_alias(struct ctf_visitor_generate_ir *ctx, |
422 | struct ctx_decl_scope *scope, char prefix, | |
423 | const char *name, struct ctf_field_class *decl) | |
e98a2d6e | 424 | { |
4164020e SM |
425 | int ret = 0; |
426 | GQuark qname = 0; | |
427 | ||
428 | BT_ASSERT(scope); | |
429 | BT_ASSERT(name); | |
430 | BT_ASSERT(decl); | |
431 | qname = get_prefixed_named_quark(ctx, prefix, name); | |
432 | if (!qname) { | |
433 | ret = -ENOMEM; | |
434 | goto end; | |
435 | } | |
436 | ||
437 | /* Make sure alias does not exist in local scope */ | |
438 | if (ctx_decl_scope_lookup_prefix_alias(ctx, scope, prefix, name, 1, false)) { | |
439 | ret = -EEXIST; | |
440 | goto end; | |
441 | } | |
442 | ||
443 | decl = ctf_field_class_copy(decl); | |
444 | BT_ASSERT(decl); | |
445 | g_hash_table_insert(scope->decl_map, GUINT_TO_POINTER(qname), decl); | |
e98a2d6e | 446 | |
44c440bc | 447 | end: |
4164020e | 448 | return ret; |
e98a2d6e PP |
449 | } |
450 | ||
451 | /** | |
5cd6d0e5 | 452 | * Registers a class alias within a declaration scope. |
e98a2d6e PP |
453 | * |
454 | * @param scope Declaration scope | |
455 | * @param name Alias name (non-NULL) | |
5cd6d0e5 | 456 | * @param decl Field class to register (copied) |
e98a2d6e PP |
457 | * @returns 0 if registration went okay, negative value otherwise |
458 | */ | |
4164020e SM |
459 | static int ctx_decl_scope_register_alias(struct ctf_visitor_generate_ir *ctx, |
460 | struct ctx_decl_scope *scope, const char *name, | |
461 | struct ctf_field_class *decl) | |
e98a2d6e | 462 | { |
4164020e | 463 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ALIAS, name, decl); |
e98a2d6e PP |
464 | } |
465 | ||
466 | /** | |
467 | * Registers an enumeration declaration within a declaration scope. | |
468 | * | |
469 | * @param scope Declaration scope | |
470 | * @param name Enumeration name (non-NULL) | |
5cd6d0e5 | 471 | * @param decl Enumeration field class to register (copied) |
e98a2d6e PP |
472 | * @returns 0 if registration went okay, negative value otherwise |
473 | */ | |
4164020e SM |
474 | static int ctx_decl_scope_register_enum(struct ctf_visitor_generate_ir *ctx, |
475 | struct ctx_decl_scope *scope, const char *name, | |
476 | struct ctf_field_class_enum *decl) | |
e98a2d6e | 477 | { |
4164020e SM |
478 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_ENUM, name, |
479 | &decl->base.base.base); | |
e98a2d6e PP |
480 | } |
481 | ||
482 | /** | |
483 | * Registers a structure declaration within a declaration scope. | |
484 | * | |
485 | * @param scope Declaration scope | |
486 | * @param name Structure name (non-NULL) | |
5cd6d0e5 | 487 | * @param decl Structure field class to register (copied) |
e98a2d6e PP |
488 | * @returns 0 if registration went okay, negative value otherwise |
489 | */ | |
4164020e SM |
490 | static int ctx_decl_scope_register_struct(struct ctf_visitor_generate_ir *ctx, |
491 | struct ctx_decl_scope *scope, const char *name, | |
492 | struct ctf_field_class_struct *decl) | |
e98a2d6e | 493 | { |
4164020e | 494 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_STRUCT, name, &decl->base); |
e98a2d6e PP |
495 | } |
496 | ||
497 | /** | |
498 | * Registers a variant declaration within a declaration scope. | |
499 | * | |
500 | * @param scope Declaration scope | |
501 | * @param name Variant name (non-NULL) | |
5cd6d0e5 | 502 | * @param decl Variant field class to register |
e98a2d6e PP |
503 | * @returns 0 if registration went okay, negative value otherwise |
504 | */ | |
4164020e SM |
505 | static int ctx_decl_scope_register_variant(struct ctf_visitor_generate_ir *ctx, |
506 | struct ctx_decl_scope *scope, const char *name, | |
507 | struct ctf_field_class_variant *decl) | |
e98a2d6e | 508 | { |
4164020e | 509 | return ctx_decl_scope_register_prefix_alias(ctx, scope, _PREFIX_VARIANT, name, &decl->base); |
e98a2d6e PP |
510 | } |
511 | ||
91fd6f6a PP |
512 | /** |
513 | * Destroys a visitor context. | |
514 | * | |
515 | * @param ctx Visitor context to destroy | |
516 | */ | |
4164020e | 517 | static void ctx_destroy(struct ctf_visitor_generate_ir *ctx) |
91fd6f6a | 518 | { |
4164020e | 519 | struct ctx_decl_scope *scope; |
91fd6f6a | 520 | |
4164020e SM |
521 | if (!ctx) { |
522 | goto end; | |
523 | } | |
91fd6f6a | 524 | |
4164020e | 525 | scope = ctx->current_scope; |
91fd6f6a | 526 | |
4164020e SM |
527 | /* |
528 | * Destroy all scopes, from current one to the root scope. | |
529 | */ | |
530 | while (scope) { | |
531 | struct ctx_decl_scope *parent_scope = scope->parent_scope; | |
91fd6f6a | 532 | |
4164020e SM |
533 | ctx_decl_scope_destroy(scope); |
534 | scope = parent_scope; | |
535 | } | |
91fd6f6a | 536 | |
4164020e | 537 | bt_trace_class_put_ref(ctx->trace_class); |
91fd6f6a | 538 | |
4164020e SM |
539 | if (ctx->ctf_tc) { |
540 | ctf_trace_class_destroy(ctx->ctf_tc); | |
541 | } | |
44c440bc | 542 | |
4164020e | 543 | g_free(ctx); |
91fd6f6a PP |
544 | |
545 | end: | |
4164020e | 546 | return; |
91fd6f6a PP |
547 | } |
548 | ||
e98a2d6e PP |
549 | /** |
550 | * Creates a new visitor context. | |
551 | * | |
552 | * @param trace Associated trace | |
e98a2d6e PP |
553 | * @returns New visitor context, or NULL on error |
554 | */ | |
4164020e SM |
555 | static struct ctf_visitor_generate_ir * |
556 | ctx_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 557 | { |
4164020e SM |
558 | struct ctf_visitor_generate_ir *ctx = NULL; |
559 | ||
560 | BT_ASSERT(decoder_config); | |
561 | ||
562 | ctx = g_new0(struct ctf_visitor_generate_ir, 1); | |
563 | if (!ctx) { | |
564 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
565 | "Failed to allocate one visitor context."); | |
566 | goto error; | |
567 | } | |
568 | ||
569 | ctx->log_cfg.log_level = decoder_config->log_level; | |
570 | ctx->log_cfg.self_comp = decoder_config->self_comp; | |
571 | ctx->log_cfg.self_comp_class = decoder_config->self_comp_class; | |
572 | ||
573 | if (decoder_config->self_comp) { | |
574 | ctx->trace_class = bt_trace_class_create(decoder_config->self_comp); | |
575 | if (!ctx->trace_class) { | |
576 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create empty trace class."); | |
577 | goto error; | |
578 | } | |
579 | } | |
580 | ||
581 | ctx->ctf_tc = ctf_trace_class_create(); | |
582 | if (!ctx->ctf_tc) { | |
583 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create CTF trace class."); | |
584 | goto error; | |
585 | } | |
586 | ||
587 | /* Root declaration scope */ | |
588 | ctx->current_scope = ctx_decl_scope_create(ctx, NULL); | |
589 | if (!ctx->current_scope) { | |
590 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
591 | goto error; | |
592 | } | |
593 | ||
594 | ctx->decoder_config = *decoder_config; | |
595 | goto end; | |
e98a2d6e PP |
596 | |
597 | error: | |
4164020e SM |
598 | ctx_destroy(ctx); |
599 | ctx = NULL; | |
44c440bc PP |
600 | |
601 | end: | |
4164020e | 602 | return ctx; |
e98a2d6e PP |
603 | } |
604 | ||
e98a2d6e PP |
605 | /** |
606 | * Pushes a new declaration scope on top of a visitor context's | |
607 | * declaration scope stack. | |
608 | * | |
609 | * @param ctx Visitor context | |
610 | * @returns 0 on success, or a negative value on error | |
611 | */ | |
4164020e | 612 | static int ctx_push_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 613 | { |
4164020e SM |
614 | int ret = 0; |
615 | struct ctx_decl_scope *new_scope; | |
e98a2d6e | 616 | |
4164020e SM |
617 | BT_ASSERT(ctx); |
618 | new_scope = ctx_decl_scope_create(ctx, ctx->current_scope); | |
619 | if (!new_scope) { | |
620 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot create declaration scope."); | |
621 | ret = -ENOMEM; | |
622 | goto end; | |
623 | } | |
e98a2d6e | 624 | |
4164020e | 625 | ctx->current_scope = new_scope; |
e98a2d6e PP |
626 | |
627 | end: | |
4164020e | 628 | return ret; |
e98a2d6e PP |
629 | } |
630 | ||
4164020e | 631 | static void ctx_pop_scope(struct ctf_visitor_generate_ir *ctx) |
e98a2d6e | 632 | { |
4164020e | 633 | struct ctx_decl_scope *parent_scope = NULL; |
e98a2d6e | 634 | |
4164020e | 635 | BT_ASSERT(ctx); |
e98a2d6e | 636 | |
4164020e SM |
637 | if (!ctx->current_scope) { |
638 | goto end; | |
639 | } | |
e98a2d6e | 640 | |
4164020e SM |
641 | parent_scope = ctx->current_scope->parent_scope; |
642 | ctx_decl_scope_destroy(ctx->current_scope); | |
643 | ctx->current_scope = parent_scope; | |
e98a2d6e PP |
644 | |
645 | end: | |
4164020e | 646 | return; |
e98a2d6e PP |
647 | } |
648 | ||
4164020e SM |
649 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
650 | struct ctf_node *ts_list, | |
651 | struct ctf_field_class **decl); | |
e98a2d6e | 652 | |
4164020e | 653 | static int is_unary_string(struct bt_list_head *head) |
e98a2d6e | 654 | { |
4164020e SM |
655 | int ret = TRUE; |
656 | struct ctf_node *node; | |
e98a2d6e | 657 | |
4164020e SM |
658 | bt_list_for_each_entry (node, head, siblings) { |
659 | if (node->type != NODE_UNARY_EXPRESSION) { | |
660 | ret = FALSE; | |
661 | } | |
e98a2d6e | 662 | |
4164020e SM |
663 | if (node->u.unary_expression.type != UNARY_STRING) { |
664 | ret = FALSE; | |
665 | } | |
666 | } | |
e98a2d6e | 667 | |
4164020e | 668 | return ret; |
e98a2d6e PP |
669 | } |
670 | ||
4164020e | 671 | static const char *get_map_clock_name_value(struct bt_list_head *head) |
e98a2d6e | 672 | { |
4164020e SM |
673 | int i = 0; |
674 | struct ctf_node *node; | |
675 | const char *name = NULL; | |
676 | ||
677 | bt_list_for_each_entry (node, head, siblings) { | |
678 | char *src_string; | |
679 | int uexpr_type = node->u.unary_expression.type; | |
680 | int uexpr_link = node->u.unary_expression.link; | |
681 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_STRING || | |
682 | !((uexpr_link != UNARY_LINK_UNKNOWN) ^ (i == 0)); | |
683 | if (cond) { | |
684 | goto error; | |
685 | } | |
686 | ||
687 | /* Needs to be chained with . */ | |
688 | switch (node->u.unary_expression.link) { | |
689 | case UNARY_DOTLINK: | |
690 | break; | |
691 | case UNARY_ARROWLINK: | |
692 | case UNARY_DOTDOTDOT: | |
693 | goto error; | |
694 | default: | |
695 | break; | |
696 | } | |
697 | ||
698 | src_string = node->u.unary_expression.u.string; | |
699 | ||
700 | switch (i) { | |
701 | case 0: | |
702 | if (strcmp("clock", src_string)) { | |
703 | goto error; | |
704 | } | |
705 | break; | |
706 | case 1: | |
707 | name = src_string; | |
708 | break; | |
709 | case 2: | |
710 | if (strcmp("value", src_string)) { | |
711 | goto error; | |
712 | } | |
713 | break; | |
714 | default: | |
715 | /* Extra identifier, unknown */ | |
716 | goto error; | |
717 | } | |
718 | ||
719 | i++; | |
720 | } | |
721 | ||
722 | return name; | |
e98a2d6e PP |
723 | |
724 | error: | |
4164020e | 725 | return NULL; |
e98a2d6e PP |
726 | } |
727 | ||
4164020e | 728 | static int is_unary_unsigned(struct bt_list_head *head) |
e98a2d6e | 729 | { |
4164020e SM |
730 | int ret = TRUE; |
731 | struct ctf_node *node; | |
e98a2d6e | 732 | |
4164020e SM |
733 | bt_list_for_each_entry (node, head, siblings) { |
734 | if (node->type != NODE_UNARY_EXPRESSION) { | |
735 | ret = FALSE; | |
736 | } | |
e98a2d6e | 737 | |
4164020e SM |
738 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
739 | ret = FALSE; | |
740 | } | |
741 | } | |
e98a2d6e | 742 | |
4164020e | 743 | return ret; |
e98a2d6e PP |
744 | } |
745 | ||
4164020e SM |
746 | static int get_unary_unsigned(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
747 | uint64_t *value) | |
e98a2d6e | 748 | { |
4164020e SM |
749 | int i = 0; |
750 | int ret = 0; | |
751 | struct ctf_node *node; | |
752 | ||
753 | *value = 0; | |
754 | ||
755 | if (bt_list_empty(head)) { | |
756 | ret = -1; | |
757 | goto end; | |
758 | } | |
759 | ||
760 | bt_list_for_each_entry (node, head, siblings) { | |
761 | int uexpr_type = node->u.unary_expression.type; | |
762 | int uexpr_link = node->u.unary_expression.link; | |
763 | int cond = node->type != NODE_UNARY_EXPRESSION || uexpr_type != UNARY_UNSIGNED_CONSTANT || | |
764 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
765 | if (cond) { | |
766 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid constant unsigned integer."); | |
767 | ret = -EINVAL; | |
768 | goto end; | |
769 | } | |
770 | ||
771 | *value = node->u.unary_expression.u.unsigned_constant; | |
772 | i++; | |
773 | } | |
e98a2d6e PP |
774 | |
775 | end: | |
4164020e | 776 | return ret; |
e98a2d6e PP |
777 | } |
778 | ||
4164020e | 779 | static int is_unary_signed(struct bt_list_head *head) |
e98a2d6e | 780 | { |
4164020e SM |
781 | int ret = TRUE; |
782 | struct ctf_node *node; | |
e98a2d6e | 783 | |
4164020e SM |
784 | bt_list_for_each_entry (node, head, siblings) { |
785 | if (node->type != NODE_UNARY_EXPRESSION) { | |
786 | ret = FALSE; | |
787 | } | |
e98a2d6e | 788 | |
4164020e SM |
789 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) { |
790 | ret = FALSE; | |
791 | } | |
792 | } | |
e98a2d6e | 793 | |
4164020e | 794 | return ret; |
e98a2d6e PP |
795 | } |
796 | ||
4164020e | 797 | static int get_unary_signed(struct bt_list_head *head, int64_t *value) |
e98a2d6e | 798 | { |
4164020e SM |
799 | int i = 0; |
800 | int ret = 0; | |
801 | struct ctf_node *node; | |
802 | ||
803 | bt_list_for_each_entry (node, head, siblings) { | |
804 | int uexpr_type = node->u.unary_expression.type; | |
805 | int uexpr_link = node->u.unary_expression.link; | |
806 | int cond = node->type != NODE_UNARY_EXPRESSION || | |
807 | (uexpr_type != UNARY_UNSIGNED_CONSTANT && uexpr_type != UNARY_SIGNED_CONSTANT) || | |
808 | uexpr_link != UNARY_LINK_UNKNOWN || i != 0; | |
809 | if (cond) { | |
810 | ret = -EINVAL; | |
811 | goto end; | |
812 | } | |
813 | ||
814 | switch (uexpr_type) { | |
815 | case UNARY_UNSIGNED_CONSTANT: | |
816 | *value = (int64_t) node->u.unary_expression.u.unsigned_constant; | |
817 | break; | |
818 | case UNARY_SIGNED_CONSTANT: | |
819 | *value = node->u.unary_expression.u.signed_constant; | |
820 | break; | |
821 | default: | |
822 | ret = -EINVAL; | |
823 | goto end; | |
824 | } | |
825 | ||
826 | i++; | |
827 | } | |
e98a2d6e PP |
828 | |
829 | end: | |
4164020e | 830 | return ret; |
e98a2d6e PP |
831 | } |
832 | ||
4164020e SM |
833 | static int get_unary_uuid(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *head, |
834 | bt_uuid_t uuid) | |
e98a2d6e | 835 | { |
4164020e | 836 | return ctf_ast_get_unary_uuid(head, uuid, ctx->log_cfg.log_level, ctx->log_cfg.self_comp); |
e98a2d6e PP |
837 | } |
838 | ||
4164020e | 839 | static int get_boolean(struct ctf_visitor_generate_ir *ctx, struct ctf_node *unary_expr) |
e98a2d6e | 840 | { |
4164020e SM |
841 | int ret = 0; |
842 | ||
843 | if (unary_expr->type != NODE_UNARY_EXPRESSION) { | |
844 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Expecting unary expression: node-type=%d", | |
845 | unary_expr->type); | |
846 | ret = -EINVAL; | |
847 | goto end; | |
848 | } | |
849 | ||
850 | switch (unary_expr->u.unary_expression.type) { | |
851 | case UNARY_UNSIGNED_CONSTANT: | |
852 | ret = (unary_expr->u.unary_expression.u.unsigned_constant != 0); | |
853 | break; | |
854 | case UNARY_SIGNED_CONSTANT: | |
855 | ret = (unary_expr->u.unary_expression.u.signed_constant != 0); | |
856 | break; | |
857 | case UNARY_STRING: | |
858 | { | |
859 | const char *str = unary_expr->u.unary_expression.u.string; | |
860 | ||
861 | if (strcmp(str, "true") == 0 || strcmp(str, "TRUE") == 0) { | |
862 | ret = TRUE; | |
863 | } else if (strcmp(str, "false") == 0 || strcmp(str, "FALSE") == 0) { | |
864 | ret = FALSE; | |
865 | } else { | |
866 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, "Unexpected boolean value: value=\"%s\"", | |
867 | str); | |
868 | ret = -EINVAL; | |
869 | goto end; | |
870 | } | |
871 | break; | |
872 | } | |
873 | default: | |
874 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(unary_expr, | |
875 | "Unexpected unary expression type: node-type=%d", | |
876 | unary_expr->u.unary_expression.type); | |
877 | ret = -EINVAL; | |
878 | goto end; | |
879 | } | |
e98a2d6e PP |
880 | |
881 | end: | |
4164020e | 882 | return ret; |
e98a2d6e PP |
883 | } |
884 | ||
4164020e SM |
885 | static enum ctf_byte_order byte_order_from_unary_expr(struct ctf_visitor_generate_ir *ctx, |
886 | struct ctf_node *unary_expr) | |
e98a2d6e | 887 | { |
4164020e SM |
888 | const char *str; |
889 | enum ctf_byte_order bo = CTF_BYTE_ORDER_UNKNOWN; | |
890 | ||
891 | if (unary_expr->u.unary_expression.type != UNARY_STRING) { | |
892 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
893 | unary_expr, "\"byte_order\" attribute: expecting `be`, `le`, `network`, or `native`."); | |
894 | goto end; | |
895 | } | |
896 | ||
897 | str = unary_expr->u.unary_expression.u.string; | |
898 | ||
899 | if (strcmp(str, "be") == 0 || strcmp(str, "network") == 0) { | |
900 | bo = CTF_BYTE_ORDER_BIG; | |
901 | } else if (strcmp(str, "le") == 0) { | |
902 | bo = CTF_BYTE_ORDER_LITTLE; | |
903 | } else if (strcmp(str, "native") == 0) { | |
904 | bo = CTF_BYTE_ORDER_DEFAULT; | |
905 | } else { | |
906 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
907 | unary_expr, | |
908 | "Unexpected \"byte_order\" attribute value: " | |
909 | "expecting `be`, `le`, `network`, or `native`: value=\"%s\"", | |
910 | str); | |
911 | goto end; | |
912 | } | |
e98a2d6e PP |
913 | |
914 | end: | |
4164020e | 915 | return bo; |
e98a2d6e PP |
916 | } |
917 | ||
4164020e SM |
918 | static enum ctf_byte_order get_real_byte_order(struct ctf_visitor_generate_ir *ctx, |
919 | struct ctf_node *uexpr) | |
e98a2d6e | 920 | { |
4164020e | 921 | enum ctf_byte_order bo = byte_order_from_unary_expr(ctx, uexpr); |
e98a2d6e | 922 | |
4164020e SM |
923 | if (bo == CTF_BYTE_ORDER_DEFAULT) { |
924 | bo = ctx->ctf_tc->default_byte_order; | |
925 | } | |
e98a2d6e | 926 | |
4164020e | 927 | return bo; |
e98a2d6e PP |
928 | } |
929 | ||
4164020e | 930 | static int is_align_valid(uint64_t align) |
e98a2d6e | 931 | { |
4164020e | 932 | return (align != 0) && !(align & (align - UINT64_C(1))); |
e98a2d6e PP |
933 | } |
934 | ||
4164020e SM |
935 | static int get_class_specifier_name(struct ctf_visitor_generate_ir *ctx, |
936 | struct ctf_node *cls_specifier, GString *str) | |
e98a2d6e | 937 | { |
4164020e SM |
938 | int ret = 0; |
939 | ||
940 | if (cls_specifier->type != NODE_TYPE_SPECIFIER) { | |
941 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier, "Unexpected node type: node-type=%d", | |
942 | cls_specifier->type); | |
943 | ret = -EINVAL; | |
944 | goto end; | |
945 | } | |
946 | ||
947 | switch (cls_specifier->u.field_class_specifier.type) { | |
948 | case TYPESPEC_VOID: | |
949 | g_string_append(str, "void"); | |
950 | break; | |
951 | case TYPESPEC_CHAR: | |
952 | g_string_append(str, "char"); | |
953 | break; | |
954 | case TYPESPEC_SHORT: | |
955 | g_string_append(str, "short"); | |
956 | break; | |
957 | case TYPESPEC_INT: | |
958 | g_string_append(str, "int"); | |
959 | break; | |
960 | case TYPESPEC_LONG: | |
961 | g_string_append(str, "long"); | |
962 | break; | |
963 | case TYPESPEC_FLOAT: | |
964 | g_string_append(str, "float"); | |
965 | break; | |
966 | case TYPESPEC_DOUBLE: | |
967 | g_string_append(str, "double"); | |
968 | break; | |
969 | case TYPESPEC_SIGNED: | |
970 | g_string_append(str, "signed"); | |
971 | break; | |
972 | case TYPESPEC_UNSIGNED: | |
973 | g_string_append(str, "unsigned"); | |
974 | break; | |
975 | case TYPESPEC_BOOL: | |
976 | g_string_append(str, "bool"); | |
977 | break; | |
978 | case TYPESPEC_COMPLEX: | |
979 | g_string_append(str, "_Complex"); | |
980 | break; | |
981 | case TYPESPEC_IMAGINARY: | |
982 | g_string_append(str, "_Imaginary"); | |
983 | break; | |
984 | case TYPESPEC_CONST: | |
985 | g_string_append(str, "const"); | |
986 | break; | |
987 | case TYPESPEC_ID_TYPE: | |
988 | if (cls_specifier->u.field_class_specifier.id_type) { | |
989 | g_string_append(str, cls_specifier->u.field_class_specifier.id_type); | |
990 | } | |
991 | break; | |
992 | case TYPESPEC_STRUCT: | |
993 | { | |
994 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
995 | ||
996 | if (!node->u._struct.name) { | |
997 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty structure field class name."); | |
998 | ret = -EINVAL; | |
999 | goto end; | |
1000 | } | |
1001 | ||
1002 | g_string_append(str, "struct "); | |
1003 | g_string_append(str, node->u._struct.name); | |
1004 | break; | |
1005 | } | |
1006 | case TYPESPEC_VARIANT: | |
1007 | { | |
1008 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
1009 | ||
1010 | if (!node->u.variant.name) { | |
1011 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected empty variant field class name."); | |
1012 | ret = -EINVAL; | |
1013 | goto end; | |
1014 | } | |
1015 | ||
1016 | g_string_append(str, "variant "); | |
1017 | g_string_append(str, node->u.variant.name); | |
1018 | break; | |
1019 | } | |
1020 | case TYPESPEC_ENUM: | |
1021 | { | |
1022 | struct ctf_node *node = cls_specifier->u.field_class_specifier.node; | |
1023 | ||
1024 | if (!node->u._enum.enum_id) { | |
1025 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1026 | node, "Unexpected empty enumeration field class (`enum`) name."); | |
1027 | ret = -EINVAL; | |
1028 | goto end; | |
1029 | } | |
1030 | ||
1031 | g_string_append(str, "enum "); | |
1032 | g_string_append(str, node->u._enum.enum_id); | |
1033 | break; | |
1034 | } | |
1035 | case TYPESPEC_FLOATING_POINT: | |
1036 | case TYPESPEC_INTEGER: | |
1037 | case TYPESPEC_STRING: | |
1038 | default: | |
1039 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier->u.field_class_specifier.node, | |
1040 | "Unexpected field class specifier type: %d", | |
1041 | cls_specifier->u.field_class_specifier.type); | |
1042 | ret = -EINVAL; | |
1043 | goto end; | |
1044 | } | |
e98a2d6e PP |
1045 | |
1046 | end: | |
4164020e | 1047 | return ret; |
e98a2d6e PP |
1048 | } |
1049 | ||
4164020e SM |
1050 | static int get_class_specifier_list_name(struct ctf_visitor_generate_ir *ctx, |
1051 | struct ctf_node *cls_specifier_list, GString *str) | |
e98a2d6e | 1052 | { |
4164020e SM |
1053 | int ret = 0; |
1054 | struct ctf_node *iter; | |
1055 | int alias_item_nr = 0; | |
1056 | struct bt_list_head *head = &cls_specifier_list->u.field_class_specifier_list.head; | |
1057 | ||
1058 | bt_list_for_each_entry (iter, head, siblings) { | |
1059 | if (alias_item_nr != 0) { | |
1060 | g_string_append(str, " "); | |
1061 | } | |
1062 | ||
1063 | alias_item_nr++; | |
1064 | ret = get_class_specifier_name(ctx, iter, str); | |
1065 | if (ret) { | |
1066 | goto end; | |
1067 | } | |
1068 | } | |
e98a2d6e PP |
1069 | |
1070 | end: | |
4164020e | 1071 | return ret; |
e98a2d6e PP |
1072 | } |
1073 | ||
4164020e SM |
1074 | static GQuark create_class_alias_identifier(struct ctf_visitor_generate_ir *ctx, |
1075 | struct ctf_node *cls_specifier_list, | |
1076 | struct ctf_node *node_field_class_declarator) | |
e98a2d6e | 1077 | { |
4164020e SM |
1078 | int ret; |
1079 | char *str_c; | |
1080 | GString *str; | |
1081 | GQuark qalias = 0; | |
1082 | struct ctf_node *iter; | |
1083 | struct bt_list_head *pointers = &node_field_class_declarator->u.field_class_declarator.pointers; | |
1084 | ||
1085 | str = g_string_new(""); | |
1086 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
1087 | if (ret) { | |
1088 | g_string_free(str, TRUE); | |
1089 | goto end; | |
1090 | } | |
1091 | ||
1092 | bt_list_for_each_entry (iter, pointers, siblings) { | |
1093 | g_string_append(str, " *"); | |
1094 | ||
1095 | if (iter->u.pointer.const_qualifier) { | |
1096 | g_string_append(str, " const"); | |
1097 | } | |
1098 | } | |
1099 | ||
1100 | str_c = g_string_free(str, FALSE); | |
1101 | qalias = g_quark_from_string(str_c); | |
1102 | g_free(str_c); | |
e98a2d6e PP |
1103 | |
1104 | end: | |
4164020e | 1105 | return qalias; |
e98a2d6e PP |
1106 | } |
1107 | ||
4164020e SM |
1108 | static int visit_field_class_declarator(struct ctf_visitor_generate_ir *ctx, |
1109 | struct ctf_node *cls_specifier_list, GQuark *field_name, | |
1110 | struct ctf_node *node_field_class_declarator, | |
1111 | struct ctf_field_class **field_decl, | |
1112 | struct ctf_field_class *nested_decl) | |
e98a2d6e | 1113 | { |
4164020e SM |
1114 | /* |
1115 | * During this whole function, nested_decl is always OURS, | |
1116 | * whereas field_decl is an output which we create, but | |
1117 | * belongs to the caller (it is moved). | |
1118 | */ | |
1119 | int ret = 0; | |
1120 | *field_decl = NULL; | |
1121 | ||
1122 | /* Validate field class declarator node */ | |
1123 | if (node_field_class_declarator) { | |
1124 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_UNKNOWN) { | |
1125 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1126 | node_field_class_declarator, "Unexpected field class declarator type: type=%d", | |
1127 | node_field_class_declarator->u.field_class_declarator.type); | |
1128 | ret = -EINVAL; | |
1129 | goto error; | |
1130 | } | |
1131 | ||
1132 | /* TODO: GCC bitfields not supported yet */ | |
1133 | if (node_field_class_declarator->u.field_class_declarator.bitfield_len != NULL) { | |
1134 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1135 | "GCC bitfields are not supported as of this version."); | |
1136 | ret = -EPERM; | |
1137 | goto error; | |
1138 | } | |
1139 | } | |
1140 | ||
1141 | /* Find the right nested declaration if not provided */ | |
1142 | if (!nested_decl) { | |
1143 | struct bt_list_head *pointers = | |
1144 | &node_field_class_declarator->u.field_class_declarator.pointers; | |
1145 | ||
1146 | if (node_field_class_declarator && !bt_list_empty(pointers)) { | |
1147 | GQuark qalias; | |
1148 | ||
1149 | /* | |
1150 | * If we have a pointer declarator, it HAS to | |
5cd6d0e5 PP |
1151 | * be present in the field class aliases (else |
1152 | * fail). | |
4164020e SM |
1153 | */ |
1154 | qalias = | |
1155 | create_class_alias_identifier(ctx, cls_specifier_list, node_field_class_declarator); | |
1156 | nested_decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, | |
1157 | g_quark_to_string(qalias), -1, true); | |
1158 | if (!nested_decl) { | |
1159 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1160 | "Cannot find class alias: name=\"%s\"", | |
1161 | g_quark_to_string(qalias)); | |
1162 | ret = -EINVAL; | |
1163 | goto error; | |
1164 | } | |
1165 | ||
1166 | if (nested_decl->type == CTF_FIELD_CLASS_TYPE_INT) { | |
1167 | /* Pointer: force integer's base to 16 */ | |
1168 | struct ctf_field_class_int *int_fc = ctf_field_class_as_int(nested_decl); | |
1169 | ||
1170 | int_fc->disp_base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
1171 | } | |
1172 | } else { | |
1173 | ret = visit_field_class_specifier_list(ctx, cls_specifier_list, &nested_decl); | |
1174 | if (ret) { | |
1175 | BT_ASSERT(!nested_decl); | |
1176 | goto error; | |
1177 | } | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | BT_ASSERT(nested_decl); | |
1182 | ||
1183 | if (!node_field_class_declarator) { | |
1184 | *field_decl = nested_decl; | |
1185 | nested_decl = NULL; | |
1186 | goto end; | |
1187 | } | |
1188 | ||
1189 | if (node_field_class_declarator->u.field_class_declarator.type == TYPEDEC_ID) { | |
1190 | if (node_field_class_declarator->u.field_class_declarator.u.id) { | |
1191 | const char *id = node_field_class_declarator->u.field_class_declarator.u.id; | |
1192 | ||
1193 | *field_name = g_quark_from_string(id); | |
1194 | } else { | |
1195 | *field_name = 0; | |
1196 | } | |
1197 | ||
1198 | *field_decl = nested_decl; | |
1199 | nested_decl = NULL; | |
1200 | goto end; | |
1201 | } else { | |
1202 | struct ctf_node *first; | |
1203 | struct ctf_field_class *decl = NULL; | |
1204 | struct ctf_field_class *outer_field_decl = NULL; | |
1205 | struct bt_list_head *length = | |
1206 | &node_field_class_declarator->u.field_class_declarator.u.nested.length; | |
1207 | ||
1208 | /* Create array/sequence, pass nested_decl as child */ | |
1209 | if (bt_list_empty(length)) { | |
1210 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1211 | "Expecting length field reference or value."); | |
1212 | ret = -EINVAL; | |
1213 | goto error; | |
1214 | } | |
1215 | ||
1216 | first = _BT_LIST_FIRST_ENTRY(length, struct ctf_node, siblings); | |
1217 | if (first->type != NODE_UNARY_EXPRESSION) { | |
1218 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", | |
1219 | first->type); | |
1220 | ret = -EINVAL; | |
1221 | goto error; | |
1222 | } | |
1223 | ||
1224 | switch (first->u.unary_expression.type) { | |
1225 | case UNARY_UNSIGNED_CONSTANT: | |
1226 | { | |
1227 | struct ctf_field_class_array *array_decl = NULL; | |
1228 | ||
1229 | array_decl = ctf_field_class_array_create(); | |
1230 | BT_ASSERT(array_decl); | |
1231 | array_decl->length = first->u.unary_expression.u.unsigned_constant; | |
1232 | array_decl->base.elem_fc = nested_decl; | |
1233 | nested_decl = NULL; | |
1234 | decl = &array_decl->base.base; | |
1235 | break; | |
1236 | } | |
1237 | case UNARY_STRING: | |
1238 | { | |
1239 | /* Lookup unsigned integer definition, create seq. */ | |
1240 | struct ctf_field_class_sequence *seq_decl = NULL; | |
1241 | char *length_name = ctf_ast_concatenate_unary_strings(length); | |
1242 | ||
1243 | if (!length_name) { | |
1244 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1245 | "Cannot concatenate unary strings."); | |
1246 | ret = -EINVAL; | |
1247 | goto error; | |
1248 | } | |
1249 | ||
1250 | if (strncmp(length_name, "env.", 4) == 0) { | |
1251 | /* This is, in fact, an array */ | |
1252 | const char *env_entry_name = &length_name[4]; | |
1253 | struct ctf_trace_class_env_entry *env_entry = | |
1254 | ctf_trace_class_borrow_env_entry_by_name(ctx->ctf_tc, env_entry_name); | |
1255 | struct ctf_field_class_array *array_decl; | |
1256 | ||
1257 | if (!env_entry) { | |
1258 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1259 | "Cannot find environment entry: " | |
1260 | "name=\"%s\"", | |
1261 | env_entry_name); | |
1262 | ret = -EINVAL; | |
1263 | goto error; | |
1264 | } | |
1265 | ||
1266 | if (env_entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { | |
1267 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1268 | "Wrong environment entry type " | |
1269 | "(expecting integer): " | |
1270 | "name=\"%s\"", | |
1271 | env_entry_name); | |
1272 | ret = -EINVAL; | |
1273 | goto error; | |
1274 | } | |
1275 | ||
1276 | if (env_entry->value.i < 0) { | |
1277 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node_field_class_declarator, | |
1278 | "Invalid, negative array length: " | |
1279 | "env-entry-name=\"%s\", " | |
1280 | "value=%" PRId64, | |
1281 | env_entry_name, env_entry->value.i); | |
1282 | ret = -EINVAL; | |
1283 | goto error; | |
1284 | } | |
1285 | ||
1286 | array_decl = ctf_field_class_array_create(); | |
1287 | BT_ASSERT(array_decl); | |
1288 | array_decl->length = (uint64_t) env_entry->value.i; | |
1289 | array_decl->base.elem_fc = nested_decl; | |
1290 | nested_decl = NULL; | |
1291 | decl = &array_decl->base.base; | |
1292 | } else { | |
1293 | seq_decl = ctf_field_class_sequence_create(); | |
1294 | BT_ASSERT(seq_decl); | |
1295 | seq_decl->base.elem_fc = nested_decl; | |
1296 | nested_decl = NULL; | |
1297 | g_string_assign(seq_decl->length_ref, length_name); | |
1298 | decl = &seq_decl->base.base; | |
1299 | } | |
1300 | ||
1301 | g_free(length_name); | |
1302 | break; | |
1303 | } | |
1304 | default: | |
1305 | ret = -EINVAL; | |
1306 | goto error; | |
1307 | } | |
1308 | ||
1309 | BT_ASSERT(!nested_decl); | |
1310 | BT_ASSERT(decl); | |
1311 | BT_ASSERT(!*field_decl); | |
1312 | ||
1313 | /* | |
1314 | * At this point, we found the next nested declaration. | |
1315 | * We currently own this (and lost the ownership of | |
1316 | * nested_decl in the meantime). Pass this next | |
1317 | * nested declaration as the content of the outer | |
1318 | * container, MOVING its ownership. | |
1319 | */ | |
1320 | ret = visit_field_class_declarator( | |
1321 | ctx, cls_specifier_list, field_name, | |
1322 | node_field_class_declarator->u.field_class_declarator.u.nested.field_class_declarator, | |
1323 | &outer_field_decl, decl); | |
1324 | decl = NULL; | |
1325 | if (ret) { | |
1326 | BT_ASSERT(!outer_field_decl); | |
1327 | ret = -EINVAL; | |
1328 | goto error; | |
1329 | } | |
1330 | ||
1331 | BT_ASSERT(outer_field_decl); | |
1332 | *field_decl = outer_field_decl; | |
1333 | outer_field_decl = NULL; | |
1334 | } | |
1335 | ||
1336 | BT_ASSERT(*field_decl); | |
1337 | goto end; | |
e98a2d6e PP |
1338 | |
1339 | error: | |
4164020e SM |
1340 | ctf_field_class_destroy(*field_decl); |
1341 | *field_decl = NULL; | |
e98a2d6e | 1342 | |
4164020e SM |
1343 | if (ret >= 0) { |
1344 | ret = -1; | |
1345 | } | |
44c440bc PP |
1346 | |
1347 | end: | |
4164020e SM |
1348 | ctf_field_class_destroy(nested_decl); |
1349 | nested_decl = NULL; | |
1350 | return ret; | |
e98a2d6e PP |
1351 | } |
1352 | ||
4164020e SM |
1353 | static int visit_struct_decl_field(struct ctf_visitor_generate_ir *ctx, |
1354 | struct ctf_field_class_struct *struct_decl, | |
1355 | struct ctf_node *cls_specifier_list, | |
1356 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1357 | { |
4164020e SM |
1358 | int ret = 0; |
1359 | struct ctf_node *iter; | |
1360 | struct ctf_field_class *field_decl = NULL; | |
1361 | ||
1362 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1363 | field_decl = NULL; | |
1364 | GQuark qfield_name; | |
1365 | const char *field_name; | |
1366 | ||
1367 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1368 | NULL); | |
1369 | if (ret) { | |
1370 | BT_ASSERT(!field_decl); | |
1371 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1372 | "Cannot visit field class declarator: ret=%d", ret); | |
1373 | goto error; | |
1374 | } | |
1375 | ||
1376 | BT_ASSERT(field_decl); | |
1377 | field_name = g_quark_to_string(qfield_name); | |
1378 | ||
1379 | /* Check if field with same name already exists */ | |
1380 | if (ctf_field_class_struct_borrow_member_by_name(struct_decl, field_name)) { | |
1381 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1382 | "Duplicate field in structure field class: " | |
1383 | "field-name=\"%s\"", | |
1384 | field_name); | |
1385 | ret = -EINVAL; | |
1386 | goto error; | |
1387 | } | |
1388 | ||
1389 | /* Add field to structure */ | |
1390 | ctf_field_class_struct_append_member(struct_decl, field_name, field_decl); | |
1391 | field_decl = NULL; | |
1392 | } | |
1393 | ||
1394 | return 0; | |
e98a2d6e PP |
1395 | |
1396 | error: | |
4164020e SM |
1397 | ctf_field_class_destroy(field_decl); |
1398 | field_decl = NULL; | |
1399 | return ret; | |
e98a2d6e PP |
1400 | } |
1401 | ||
4164020e SM |
1402 | static int visit_variant_decl_field(struct ctf_visitor_generate_ir *ctx, |
1403 | struct ctf_field_class_variant *variant_decl, | |
1404 | struct ctf_node *cls_specifier_list, | |
1405 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1406 | { |
4164020e SM |
1407 | int ret = 0; |
1408 | struct ctf_node *iter; | |
1409 | struct ctf_field_class *field_decl = NULL; | |
1410 | ||
1411 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1412 | field_decl = NULL; | |
1413 | GQuark qfield_name; | |
1414 | const char *field_name; | |
1415 | ||
1416 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qfield_name, iter, &field_decl, | |
1417 | NULL); | |
1418 | if (ret) { | |
1419 | BT_ASSERT(!field_decl); | |
1420 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1421 | "Cannot visit field class declarator: ret=%d", ret); | |
1422 | goto error; | |
1423 | } | |
1424 | ||
1425 | BT_ASSERT(field_decl); | |
1426 | field_name = g_quark_to_string(qfield_name); | |
1427 | ||
1428 | /* Check if field with same name already exists */ | |
1429 | if (ctf_field_class_variant_borrow_option_by_name(variant_decl, field_name)) { | |
1430 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
1431 | "Duplicate field in variant field class: " | |
1432 | "field-name=\"%s\"", | |
1433 | field_name); | |
1434 | ret = -EINVAL; | |
1435 | goto error; | |
1436 | } | |
1437 | ||
1438 | /* Add field to structure */ | |
1439 | ctf_field_class_variant_append_option(variant_decl, field_name, field_decl); | |
1440 | field_decl = NULL; | |
1441 | } | |
1442 | ||
1443 | return 0; | |
e98a2d6e PP |
1444 | |
1445 | error: | |
4164020e SM |
1446 | ctf_field_class_destroy(field_decl); |
1447 | field_decl = NULL; | |
1448 | return ret; | |
e98a2d6e PP |
1449 | } |
1450 | ||
4164020e SM |
1451 | static int visit_field_class_def(struct ctf_visitor_generate_ir *ctx, |
1452 | struct ctf_node *cls_specifier_list, | |
1453 | struct bt_list_head *field_class_declarators) | |
e98a2d6e | 1454 | { |
4164020e SM |
1455 | int ret = 0; |
1456 | GQuark qidentifier; | |
1457 | struct ctf_node *iter; | |
1458 | struct ctf_field_class *class_decl = NULL; | |
1459 | ||
1460 | bt_list_for_each_entry (iter, field_class_declarators, siblings) { | |
1461 | ret = visit_field_class_declarator(ctx, cls_specifier_list, &qidentifier, iter, &class_decl, | |
1462 | NULL); | |
1463 | if (ret) { | |
1464 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit field class declarator: ret=%d", | |
1465 | ret); | |
1466 | ret = -EINVAL; | |
1467 | goto end; | |
1468 | } | |
1469 | ||
1470 | /* Do not allow field class def and alias of untagged variants */ | |
1471 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1472 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1473 | ||
1474 | if (var_fc->tag_path.path->len == 0) { | |
1475 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1476 | iter, "Type definition of untagged variant field class is not allowed."); | |
1477 | ret = -EPERM; | |
1478 | goto end; | |
1479 | } | |
1480 | } | |
1481 | ||
1482 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, g_quark_to_string(qidentifier), | |
1483 | class_decl); | |
1484 | if (ret) { | |
1485 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot register field class alias: name=\"%s\"", | |
1486 | g_quark_to_string(qidentifier)); | |
1487 | goto end; | |
1488 | } | |
1489 | } | |
e98a2d6e PP |
1490 | |
1491 | end: | |
4164020e SM |
1492 | ctf_field_class_destroy(class_decl); |
1493 | class_decl = NULL; | |
1494 | return ret; | |
e98a2d6e PP |
1495 | } |
1496 | ||
4164020e SM |
1497 | static int visit_field_class_alias(struct ctf_visitor_generate_ir *ctx, struct ctf_node *target, |
1498 | struct ctf_node *alias) | |
e98a2d6e | 1499 | { |
4164020e SM |
1500 | int ret = 0; |
1501 | GQuark qalias; | |
1502 | struct ctf_node *node; | |
1503 | GQuark qdummy_field_name; | |
1504 | struct ctf_field_class *class_decl = NULL; | |
1505 | ||
1506 | /* Create target field class */ | |
1507 | if (bt_list_empty(&target->u.field_class_alias_target.field_class_declarators)) { | |
1508 | node = NULL; | |
1509 | } else { | |
1510 | node = _BT_LIST_FIRST_ENTRY(&target->u.field_class_alias_target.field_class_declarators, | |
1511 | struct ctf_node, siblings); | |
1512 | } | |
1513 | ||
1514 | ret = visit_field_class_declarator( | |
1515 | ctx, target->u.field_class_alias_target.field_class_specifier_list, &qdummy_field_name, | |
1516 | node, &class_decl, NULL); | |
1517 | if (ret) { | |
1518 | BT_ASSERT(!class_decl); | |
1519 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot visit field class declarator: ret=%d", ret); | |
1520 | goto end; | |
1521 | } | |
1522 | ||
1523 | /* Do not allow field class def and alias of untagged variants */ | |
1524 | if (class_decl->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
1525 | struct ctf_field_class_variant *var_fc = ctf_field_class_as_variant(class_decl); | |
1526 | ||
1527 | if (var_fc->tag_path.path->len == 0) { | |
1528 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1529 | target, "Type definition of untagged variant field class is not allowed."); | |
1530 | ret = -EPERM; | |
1531 | goto end; | |
1532 | } | |
1533 | } | |
1534 | ||
1535 | /* | |
1536 | * The semantic validator does not check whether the target is | |
1537 | * abstract or not (if it has an identifier). Check it here. | |
1538 | */ | |
1539 | if (qdummy_field_name != 0) { | |
1540 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(target, "Expecting empty identifier: id=\"%s\"", | |
1541 | g_quark_to_string(qdummy_field_name)); | |
1542 | ret = -EINVAL; | |
1543 | goto end; | |
1544 | } | |
1545 | ||
1546 | /* Create alias identifier */ | |
1547 | node = _BT_LIST_FIRST_ENTRY(&alias->u.field_class_alias_name.field_class_declarators, | |
1548 | struct ctf_node, siblings); | |
1549 | qalias = create_class_alias_identifier( | |
1550 | ctx, alias->u.field_class_alias_name.field_class_specifier_list, node); | |
1551 | ret = ctx_decl_scope_register_alias(ctx, ctx->current_scope, g_quark_to_string(qalias), | |
1552 | class_decl); | |
1553 | if (ret) { | |
1554 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot register class alias: name=\"%s\"", | |
1555 | g_quark_to_string(qalias)); | |
1556 | goto end; | |
1557 | } | |
e98a2d6e PP |
1558 | |
1559 | end: | |
4164020e SM |
1560 | ctf_field_class_destroy(class_decl); |
1561 | class_decl = NULL; | |
1562 | return ret; | |
e98a2d6e PP |
1563 | } |
1564 | ||
4164020e SM |
1565 | static int visit_struct_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
1566 | struct ctf_field_class_struct *struct_decl) | |
e98a2d6e | 1567 | { |
4164020e SM |
1568 | int ret = 0; |
1569 | ||
1570 | switch (entry_node->type) { | |
1571 | case NODE_TYPEDEF: | |
1572 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1573 | &entry_node->u.field_class_def.field_class_declarators); | |
1574 | if (ret) { | |
1575 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1576 | entry_node, "Cannot add field class found in structure field class: ret=%d", ret); | |
1577 | goto end; | |
1578 | } | |
1579 | break; | |
1580 | case NODE_TYPEALIAS: | |
1581 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1582 | entry_node->u.field_class_alias.alias); | |
1583 | if (ret) { | |
1584 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1585 | entry_node, "Cannot add field class alias found in structure field class: ret=%d", | |
1586 | ret); | |
1587 | goto end; | |
1588 | } | |
1589 | break; | |
1590 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1591 | /* Field */ | |
1592 | ret = visit_struct_decl_field( | |
1593 | ctx, struct_decl, | |
1594 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1595 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1596 | if (ret) { | |
1597 | goto end; | |
1598 | } | |
1599 | break; | |
1600 | default: | |
1601 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1602 | entry_node->type); | |
1603 | ret = -EINVAL; | |
1604 | goto end; | |
1605 | } | |
e98a2d6e PP |
1606 | |
1607 | end: | |
4164020e | 1608 | return ret; |
e98a2d6e PP |
1609 | } |
1610 | ||
4164020e SM |
1611 | static int visit_variant_decl_entry(struct ctf_visitor_generate_ir *ctx, |
1612 | struct ctf_node *entry_node, | |
1613 | struct ctf_field_class_variant *variant_decl) | |
e98a2d6e | 1614 | { |
4164020e SM |
1615 | int ret = 0; |
1616 | ||
1617 | switch (entry_node->type) { | |
1618 | case NODE_TYPEDEF: | |
1619 | ret = visit_field_class_def(ctx, entry_node->u.field_class_def.field_class_specifier_list, | |
1620 | &entry_node->u.field_class_def.field_class_declarators); | |
1621 | if (ret) { | |
1622 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1623 | entry_node, "Cannot add field class found in variant field class: ret=%d", ret); | |
1624 | goto end; | |
1625 | } | |
1626 | break; | |
1627 | case NODE_TYPEALIAS: | |
1628 | ret = visit_field_class_alias(ctx, entry_node->u.field_class_alias.target, | |
1629 | entry_node->u.field_class_alias.alias); | |
1630 | if (ret) { | |
1631 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1632 | entry_node, "Cannot add field class alias found in variant field class: ret=%d", | |
1633 | ret); | |
1634 | goto end; | |
1635 | } | |
1636 | break; | |
1637 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
1638 | /* Field */ | |
1639 | ret = visit_variant_decl_field( | |
1640 | ctx, variant_decl, | |
1641 | entry_node->u.struct_or_variant_declaration.field_class_specifier_list, | |
1642 | &entry_node->u.struct_or_variant_declaration.field_class_declarators); | |
1643 | if (ret) { | |
1644 | goto end; | |
1645 | } | |
1646 | break; | |
1647 | default: | |
1648 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
1649 | entry_node->type); | |
1650 | ret = -EINVAL; | |
1651 | goto end; | |
1652 | } | |
e98a2d6e PP |
1653 | |
1654 | end: | |
4164020e | 1655 | return ret; |
e98a2d6e PP |
1656 | } |
1657 | ||
4164020e SM |
1658 | static int visit_struct_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1659 | struct bt_list_head *decl_list, int has_body, | |
1660 | struct bt_list_head *min_align, | |
1661 | struct ctf_field_class_struct **struct_decl) | |
e98a2d6e | 1662 | { |
4164020e SM |
1663 | int ret = 0; |
1664 | ||
1665 | BT_ASSERT(struct_decl); | |
1666 | *struct_decl = NULL; | |
1667 | ||
1668 | /* For named struct (without body), lookup in declaration scope */ | |
1669 | if (!has_body) { | |
1670 | if (!name) { | |
1671 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1672 | "Bodyless structure field class: missing name."); | |
1673 | ret = -EPERM; | |
1674 | goto error; | |
1675 | } | |
1676 | ||
1677 | *struct_decl = ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, name, -1, true); | |
1678 | if (!*struct_decl) { | |
1679 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1680 | "Cannot find structure field class: name=\"struct %s\"", name); | |
1681 | ret = -EINVAL; | |
1682 | goto error; | |
1683 | } | |
1684 | } else { | |
1685 | struct ctf_node *entry_node; | |
1686 | uint64_t min_align_value = 0; | |
1687 | ||
1688 | if (name) { | |
1689 | if (ctx_decl_scope_lookup_struct(ctx, ctx->current_scope, name, 1, false)) { | |
1690 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1691 | "Structure field class already declared in local scope: " | |
1692 | "name=\"struct %s\"", | |
1693 | name); | |
1694 | ret = -EINVAL; | |
1695 | goto error; | |
1696 | } | |
1697 | } | |
1698 | ||
1699 | if (!bt_list_empty(min_align)) { | |
1700 | ret = get_unary_unsigned(ctx, min_align, &min_align_value); | |
1701 | if (ret) { | |
1702 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1703 | "Unexpected unary expression for structure field class's `align` attribute: " | |
1704 | "ret=%d", | |
1705 | ret); | |
1706 | goto error; | |
1707 | } | |
1708 | } | |
1709 | ||
1710 | *struct_decl = ctf_field_class_struct_create(); | |
1711 | BT_ASSERT(*struct_decl); | |
1712 | ||
1713 | if (min_align_value != 0) { | |
1714 | (*struct_decl)->base.alignment = min_align_value; | |
1715 | } | |
1716 | ||
1717 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1718 | ||
1719 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1720 | ret = visit_struct_decl_entry(ctx, entry_node, *struct_decl); | |
1721 | if (ret) { | |
1722 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1723 | "Cannot visit structure field class entry: " | |
1724 | "ret=%d", | |
1725 | ret); | |
1726 | ctx_pop_scope(ctx); | |
1727 | goto error; | |
1728 | } | |
1729 | } | |
1730 | ||
1731 | ctx_pop_scope(ctx); | |
1732 | ||
1733 | if (name) { | |
1734 | ret = ctx_decl_scope_register_struct(ctx, ctx->current_scope, name, *struct_decl); | |
1735 | if (ret) { | |
1736 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1737 | "Cannot register structure field class in declaration scope: " | |
1738 | "name=\"struct %s\", ret=%d", | |
1739 | name, ret); | |
1740 | goto error; | |
1741 | } | |
1742 | } | |
1743 | } | |
1744 | ||
1745 | return 0; | |
e98a2d6e PP |
1746 | |
1747 | error: | |
4164020e SM |
1748 | ctf_field_class_destroy(&(*struct_decl)->base); |
1749 | *struct_decl = NULL; | |
1750 | return ret; | |
e98a2d6e PP |
1751 | } |
1752 | ||
4164020e SM |
1753 | static int visit_variant_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1754 | const char *tag, struct bt_list_head *decl_list, int has_body, | |
1755 | struct ctf_field_class_variant **variant_decl) | |
e98a2d6e | 1756 | { |
4164020e SM |
1757 | int ret = 0; |
1758 | struct ctf_field_class_variant *untagged_variant_decl = NULL; | |
1759 | ||
1760 | BT_ASSERT(variant_decl); | |
1761 | *variant_decl = NULL; | |
1762 | ||
1763 | /* For named variant (without body), lookup in declaration scope */ | |
1764 | if (!has_body) { | |
1765 | if (!name) { | |
1766 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Bodyless variant field class: missing name."); | |
1767 | ret = -EPERM; | |
1768 | goto error; | |
1769 | } | |
1770 | ||
1771 | untagged_variant_decl = | |
1772 | ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, name, -1, true); | |
1773 | if (!untagged_variant_decl) { | |
1774 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1775 | "Cannot find variant field class: name=\"variant %s\"", name); | |
1776 | ret = -EINVAL; | |
1777 | goto error; | |
1778 | } | |
1779 | } else { | |
1780 | struct ctf_node *entry_node; | |
1781 | ||
1782 | if (name) { | |
1783 | if (ctx_decl_scope_lookup_variant(ctx, ctx->current_scope, name, 1, false)) { | |
1784 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1785 | "Variant field class already declared in local scope: " | |
1786 | "name=\"variant %s\"", | |
1787 | name); | |
1788 | ret = -EINVAL; | |
1789 | goto error; | |
1790 | } | |
1791 | } | |
1792 | ||
1793 | untagged_variant_decl = ctf_field_class_variant_create(); | |
1794 | BT_ASSERT(untagged_variant_decl); | |
1795 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
1796 | ||
1797 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
1798 | ret = visit_variant_decl_entry(ctx, entry_node, untagged_variant_decl); | |
1799 | if (ret) { | |
1800 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
1801 | "Cannot visit variant field class entry: " | |
1802 | "ret=%d", | |
1803 | ret); | |
1804 | ctx_pop_scope(ctx); | |
1805 | goto error; | |
1806 | } | |
1807 | } | |
1808 | ||
1809 | ctx_pop_scope(ctx); | |
1810 | ||
1811 | if (name) { | |
1812 | ret = ctx_decl_scope_register_variant(ctx, ctx->current_scope, name, | |
1813 | untagged_variant_decl); | |
1814 | if (ret) { | |
1815 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1816 | "Cannot register variant field class in declaration scope: " | |
1817 | "name=\"variant %s\", ret=%d", | |
1818 | name, ret); | |
1819 | goto error; | |
1820 | } | |
1821 | } | |
1822 | } | |
1823 | ||
1824 | /* | |
1825 | * If tagged, create tagged variant and return; otherwise | |
1826 | * return untagged variant. | |
1827 | */ | |
1828 | if (!tag) { | |
1829 | *variant_decl = untagged_variant_decl; | |
1830 | untagged_variant_decl = NULL; | |
1831 | } else { | |
1832 | /* | |
1833 | * At this point, we have a fresh untagged variant; nobody | |
1834 | * else owns it. Set its tag now. | |
1835 | */ | |
1836 | g_string_assign(untagged_variant_decl->tag_ref, tag); | |
1837 | *variant_decl = untagged_variant_decl; | |
1838 | untagged_variant_decl = NULL; | |
1839 | } | |
1840 | ||
1841 | BT_ASSERT(!untagged_variant_decl); | |
1842 | BT_ASSERT(*variant_decl); | |
1843 | return 0; | |
e98a2d6e PP |
1844 | |
1845 | error: | |
4164020e SM |
1846 | ctf_field_class_destroy(&untagged_variant_decl->base); |
1847 | untagged_variant_decl = NULL; | |
1848 | ctf_field_class_destroy(&(*variant_decl)->base); | |
1849 | *variant_decl = NULL; | |
1850 | return ret; | |
e98a2d6e PP |
1851 | } |
1852 | ||
4164020e SM |
1853 | struct uori |
1854 | { | |
1855 | bool is_signed; | |
1856 | union | |
1857 | { | |
1858 | uint64_t u; | |
1859 | uint64_t i; | |
1860 | } value; | |
44c440bc PP |
1861 | }; |
1862 | ||
4164020e SM |
1863 | static int visit_enum_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *enumerator, |
1864 | struct ctf_field_class_enum *enum_decl, struct uori *last) | |
e98a2d6e | 1865 | { |
4164020e SM |
1866 | int ret = 0; |
1867 | int nr_vals = 0; | |
1868 | struct ctf_node *iter; | |
1869 | struct uori start = { | |
1870 | .is_signed = false, | |
1871 | .value = | |
1872 | { | |
1873 | .u = 0, | |
1874 | }, | |
1875 | }; | |
1876 | struct uori end = { | |
1877 | .is_signed = false, | |
1878 | .value = | |
1879 | { | |
1880 | .u = 0, | |
1881 | }, | |
1882 | }; | |
1883 | const char *label = enumerator->u.enumerator.id; | |
1884 | struct bt_list_head *values = &enumerator->u.enumerator.values; | |
1885 | ||
1886 | bt_list_for_each_entry (iter, values, siblings) { | |
1887 | struct uori *target; | |
1888 | ||
1889 | if (iter->type != NODE_UNARY_EXPRESSION) { | |
1890 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1891 | "Wrong expression for enumeration field class label: " | |
1892 | "node-type=%d, label=\"%s\"", | |
1893 | iter->type, label); | |
1894 | ret = -EINVAL; | |
1895 | goto error; | |
1896 | } | |
1897 | ||
1898 | if (nr_vals == 0) { | |
1899 | target = &start; | |
1900 | } else { | |
1901 | target = &end; | |
1902 | } | |
1903 | ||
1904 | switch (iter->u.unary_expression.type) { | |
1905 | case UNARY_SIGNED_CONSTANT: | |
1906 | target->is_signed = true; | |
1907 | target->value.i = iter->u.unary_expression.u.signed_constant; | |
1908 | break; | |
1909 | case UNARY_UNSIGNED_CONSTANT: | |
1910 | target->is_signed = false; | |
1911 | target->value.u = iter->u.unary_expression.u.unsigned_constant; | |
1912 | break; | |
1913 | default: | |
1914 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
1915 | "Invalid enumeration field class entry: " | |
1916 | "expecting constant signed or unsigned integer: " | |
1917 | "node-type=%d, label=\"%s\"", | |
1918 | iter->u.unary_expression.type, label); | |
1919 | ret = -EINVAL; | |
1920 | goto error; | |
1921 | } | |
1922 | ||
1923 | if (nr_vals > 1) { | |
1924 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
1925 | iter, "Invalid enumeration field class entry: label=\"%s\"", label); | |
1926 | ret = -EINVAL; | |
1927 | goto error; | |
1928 | } | |
1929 | ||
1930 | nr_vals++; | |
1931 | } | |
1932 | ||
1933 | if (nr_vals == 0) { | |
1934 | start = *last; | |
1935 | } | |
1936 | ||
1937 | if (nr_vals <= 1) { | |
1938 | end = start; | |
1939 | } | |
1940 | ||
1941 | if (end.is_signed) { | |
1942 | last->value.i = end.value.i + 1; | |
1943 | } else { | |
1944 | last->value.u = end.value.u + 1; | |
1945 | } | |
1946 | ||
1947 | ctf_field_class_enum_map_range(enum_decl, label, start.value.u, end.value.u); | |
1948 | return 0; | |
e98a2d6e PP |
1949 | |
1950 | error: | |
4164020e | 1951 | return ret; |
e98a2d6e PP |
1952 | } |
1953 | ||
4164020e SM |
1954 | static int visit_enum_decl(struct ctf_visitor_generate_ir *ctx, const char *name, |
1955 | struct ctf_node *container_cls, struct bt_list_head *enumerator_list, | |
1956 | int has_body, struct ctf_field_class_enum **enum_decl) | |
e98a2d6e | 1957 | { |
4164020e SM |
1958 | int ret = 0; |
1959 | GQuark qdummy_id; | |
1960 | struct ctf_field_class_int *integer_decl = NULL; | |
1961 | ||
1962 | BT_ASSERT(enum_decl); | |
1963 | *enum_decl = NULL; | |
1964 | ||
1965 | /* For named enum (without body), lookup in declaration scope */ | |
1966 | if (!has_body) { | |
1967 | if (!name) { | |
1968 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1969 | "Bodyless enumeration field class: missing name."); | |
1970 | ret = -EPERM; | |
1971 | goto error; | |
1972 | } | |
1973 | ||
1974 | *enum_decl = ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, name, -1, true); | |
1975 | if (!*enum_decl) { | |
1976 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("Cannot find enumeration field class: " | |
1977 | "name=\"enum %s\"", | |
1978 | name); | |
1979 | ret = -EINVAL; | |
1980 | goto error; | |
1981 | } | |
1982 | } else { | |
1983 | struct ctf_node *iter; | |
1984 | struct uori last_value = { | |
1985 | .is_signed = false, | |
1986 | .value = | |
1987 | { | |
1988 | .u = 0, | |
1989 | }, | |
1990 | }; | |
1991 | ||
1992 | if (name) { | |
1993 | if (ctx_decl_scope_lookup_enum(ctx, ctx->current_scope, name, 1, false)) { | |
1994 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
1995 | "Enumeration field class already declared in local scope: " | |
1996 | "name=\"enum %s\"", | |
1997 | name); | |
1998 | ret = -EINVAL; | |
1999 | goto error; | |
2000 | } | |
2001 | } | |
2002 | ||
2003 | if (!container_cls) { | |
2004 | integer_decl = ctf_field_class_as_int( | |
2005 | ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, "int", -1, true)); | |
2006 | if (!integer_decl) { | |
2007 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2008 | "Cannot find implicit `int` field class alias for enumeration field class."); | |
2009 | ret = -EINVAL; | |
2010 | goto error; | |
2011 | } | |
2012 | } else { | |
2013 | ctf_field_class *decl; | |
2014 | ||
2015 | ret = visit_field_class_declarator(ctx, container_cls, &qdummy_id, NULL, &decl, NULL); | |
2016 | if (ret) { | |
2017 | BT_ASSERT(!decl); | |
2018 | ret = -EINVAL; | |
2019 | goto error; | |
2020 | } | |
2021 | ||
2022 | integer_decl = ctf_field_class_as_int(decl); | |
2023 | } | |
2024 | ||
2025 | BT_ASSERT(integer_decl); | |
2026 | ||
2027 | if (integer_decl->base.base.type != CTF_FIELD_CLASS_TYPE_INT) { | |
2028 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2029 | "Container field class for enumeration field class is not an integer field class: " | |
2030 | "fc-type=%d", | |
2031 | integer_decl->base.base.type); | |
2032 | ret = -EINVAL; | |
2033 | goto error; | |
2034 | } | |
2035 | ||
2036 | *enum_decl = ctf_field_class_enum_create(); | |
2037 | BT_ASSERT(*enum_decl); | |
2038 | (*enum_decl)->base.base.base.alignment = integer_decl->base.base.alignment; | |
2039 | ctf_field_class_int_copy_content(&(*enum_decl)->base, integer_decl); | |
2040 | last_value.is_signed = (*enum_decl)->base.is_signed; | |
2041 | ||
2042 | bt_list_for_each_entry (iter, enumerator_list, siblings) { | |
2043 | ret = visit_enum_decl_entry(ctx, iter, *enum_decl, &last_value); | |
2044 | if (ret) { | |
2045 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
2046 | "Cannot visit enumeration field class entry: " | |
2047 | "ret=%d", | |
2048 | ret); | |
2049 | goto error; | |
2050 | } | |
2051 | } | |
2052 | ||
2053 | if (name) { | |
2054 | ret = ctx_decl_scope_register_enum(ctx, ctx->current_scope, name, *enum_decl); | |
2055 | if (ret) { | |
2056 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2057 | "Cannot register enumeration field class in declaration scope: " | |
2058 | "ret=%d", | |
2059 | ret); | |
2060 | goto error; | |
2061 | } | |
2062 | } | |
2063 | } | |
2064 | ||
2065 | goto end; | |
e98a2d6e PP |
2066 | |
2067 | error: | |
4164020e SM |
2068 | ctf_field_class_destroy(&(*enum_decl)->base.base.base); |
2069 | *enum_decl = NULL; | |
e98a2d6e | 2070 | |
44c440bc | 2071 | end: |
4164020e SM |
2072 | ctf_field_class_destroy(&integer_decl->base.base); |
2073 | integer_decl = NULL; | |
2074 | return ret; | |
e98a2d6e PP |
2075 | } |
2076 | ||
4164020e SM |
2077 | static int visit_field_class_specifier(struct ctf_visitor_generate_ir *ctx, |
2078 | struct ctf_node *cls_specifier_list, | |
2079 | struct ctf_field_class **decl) | |
e98a2d6e | 2080 | { |
4164020e SM |
2081 | int ret = 0; |
2082 | GString *str = NULL; | |
2083 | ||
2084 | *decl = NULL; | |
2085 | str = g_string_new(""); | |
2086 | ret = get_class_specifier_list_name(ctx, cls_specifier_list, str); | |
2087 | if (ret) { | |
2088 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2089 | cls_specifier_list, "Cannot get field class specifier list's name: ret=%d", ret); | |
2090 | goto error; | |
2091 | } | |
2092 | ||
2093 | *decl = ctx_decl_scope_lookup_alias(ctx, ctx->current_scope, str->str, -1, true); | |
2094 | if (!*decl) { | |
2095 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(cls_specifier_list, | |
2096 | "Cannot find field class alias: name=\"%s\"", str->str); | |
2097 | ret = -EINVAL; | |
2098 | goto error; | |
2099 | } | |
2100 | ||
2101 | goto end; | |
e98a2d6e PP |
2102 | |
2103 | error: | |
4164020e SM |
2104 | ctf_field_class_destroy(*decl); |
2105 | *decl = NULL; | |
44c440bc PP |
2106 | |
2107 | end: | |
4164020e SM |
2108 | if (str) { |
2109 | g_string_free(str, TRUE); | |
2110 | } | |
e98a2d6e | 2111 | |
4164020e | 2112 | return ret; |
e98a2d6e PP |
2113 | } |
2114 | ||
4164020e SM |
2115 | static int visit_integer_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2116 | struct ctf_field_class_int **integer_decl) | |
e98a2d6e | 2117 | { |
4164020e SM |
2118 | int set = 0; |
2119 | int ret = 0; | |
2120 | int signedness = 0; | |
2121 | struct ctf_node *expression; | |
2122 | uint64_t alignment = 0, size = 0; | |
2123 | struct ctf_clock_class *mapped_clock_class = NULL; | |
2124 | enum ctf_encoding encoding = CTF_ENCODING_NONE; | |
2125 | bt_field_class_integer_preferred_display_base base = | |
2126 | BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2127 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2128 | ||
2129 | *integer_decl = NULL; | |
2130 | ||
2131 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2132 | struct ctf_node *left, *right; | |
2133 | ||
2134 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2135 | right = | |
2136 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2137 | ||
2138 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2139 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2140 | left->u.unary_expression.type); | |
2141 | ret = -EINVAL; | |
2142 | goto error; | |
2143 | } | |
2144 | ||
2145 | if (strcmp(left->u.unary_expression.u.string, "signed") == 0) { | |
2146 | if (_IS_SET(&set, _INTEGER_SIGNED_SET)) { | |
2147 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "signed", "integer field class"); | |
2148 | ret = -EPERM; | |
2149 | goto error; | |
2150 | } | |
2151 | ||
2152 | signedness = get_boolean(ctx, right); | |
2153 | if (signedness < 0) { | |
2154 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2155 | right, | |
2156 | "Invalid boolean value for integer field class's `signed` attribute: " | |
2157 | "ret=%d", | |
2158 | ret); | |
2159 | ret = -EINVAL; | |
2160 | goto error; | |
2161 | } | |
2162 | ||
2163 | _SET(&set, _INTEGER_SIGNED_SET); | |
2164 | } else if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2165 | if (_IS_SET(&set, _INTEGER_BYTE_ORDER_SET)) { | |
2166 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", "integer field class"); | |
2167 | ret = -EPERM; | |
2168 | goto error; | |
2169 | } | |
2170 | ||
2171 | byte_order = get_real_byte_order(ctx, right); | |
2172 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2173 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2174 | right, | |
2175 | "Invalid `byte_order` attribute in integer field class: " | |
2176 | "ret=%d", | |
2177 | ret); | |
2178 | ret = -EINVAL; | |
2179 | goto error; | |
2180 | } | |
2181 | ||
2182 | _SET(&set, _INTEGER_BYTE_ORDER_SET); | |
2183 | } else if (strcmp(left->u.unary_expression.u.string, "size") == 0) { | |
2184 | if (_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2185 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "size", "integer field class"); | |
2186 | ret = -EPERM; | |
2187 | goto error; | |
2188 | } | |
2189 | ||
2190 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2191 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2192 | "Invalid `size` attribute in integer field class: " | |
2193 | "expecting unsigned constant integer: " | |
2194 | "node-type=%d", | |
2195 | right->u.unary_expression.type); | |
2196 | ret = -EINVAL; | |
2197 | goto error; | |
2198 | } | |
2199 | ||
2200 | size = right->u.unary_expression.u.unsigned_constant; | |
2201 | if (size == 0) { | |
2202 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2203 | "Invalid `size` attribute in integer field class: " | |
2204 | "expecting positive constant integer: " | |
2205 | "size=%" PRIu64, | |
2206 | size); | |
2207 | ret = -EINVAL; | |
2208 | goto error; | |
2209 | } else if (size > 64) { | |
2210 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2211 | right, | |
2212 | "Invalid `size` attribute in integer field class: " | |
2213 | "integer fields over 64 bits are not supported as of this version: " | |
2214 | "size=%" PRIu64, | |
2215 | size); | |
2216 | ret = -EINVAL; | |
2217 | goto error; | |
2218 | } | |
2219 | ||
2220 | _SET(&set, _INTEGER_SIZE_SET); | |
2221 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2222 | if (_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2223 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", "integer field class"); | |
2224 | ret = -EPERM; | |
2225 | goto error; | |
2226 | } | |
2227 | ||
2228 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2229 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2230 | "Invalid `align` attribute in integer field class: " | |
2231 | "expecting unsigned constant integer: " | |
2232 | "node-type=%d", | |
2233 | right->u.unary_expression.type); | |
2234 | ret = -EINVAL; | |
2235 | goto error; | |
2236 | } | |
2237 | ||
2238 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2239 | if (!is_align_valid(alignment)) { | |
2240 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2241 | "Invalid `align` attribute in integer field class: " | |
2242 | "expecting power of two: " | |
2243 | "align=%" PRIu64, | |
2244 | alignment); | |
2245 | ret = -EINVAL; | |
2246 | goto error; | |
2247 | } | |
2248 | ||
2249 | _SET(&set, _INTEGER_ALIGN_SET); | |
2250 | } else if (strcmp(left->u.unary_expression.u.string, "base") == 0) { | |
2251 | if (_IS_SET(&set, _INTEGER_BASE_SET)) { | |
2252 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "base", "integer field class"); | |
2253 | ret = -EPERM; | |
2254 | goto error; | |
2255 | } | |
2256 | ||
2257 | switch (right->u.unary_expression.type) { | |
2258 | case UNARY_UNSIGNED_CONSTANT: | |
2259 | { | |
2260 | uint64_t constant = right->u.unary_expression.u.unsigned_constant; | |
2261 | ||
2262 | switch (constant) { | |
2263 | case 2: | |
2264 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2265 | break; | |
2266 | case 8: | |
2267 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2268 | break; | |
2269 | case 10: | |
2270 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2271 | break; | |
2272 | case 16: | |
2273 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2274 | break; | |
2275 | default: | |
2276 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2277 | right, | |
2278 | "Invalid `base` attribute in integer field class: " | |
2279 | "base=%" PRIu64, | |
2280 | right->u.unary_expression.u.unsigned_constant); | |
2281 | ret = -EINVAL; | |
2282 | goto error; | |
2283 | } | |
2284 | break; | |
2285 | } | |
2286 | case UNARY_STRING: | |
2287 | { | |
2288 | char *s_right = | |
2289 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2290 | if (!s_right) { | |
2291 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2292 | right, | |
2293 | "Unexpected unary expression for integer field class's `base` attribute."); | |
2294 | ret = -EINVAL; | |
2295 | goto error; | |
2296 | } | |
2297 | ||
2298 | if (strcmp(s_right, "decimal") == 0 || strcmp(s_right, "dec") == 0 || | |
2299 | strcmp(s_right, "d") == 0 || strcmp(s_right, "i") == 0 || | |
2300 | strcmp(s_right, "u") == 0) { | |
2301 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
2302 | } else if (strcmp(s_right, "hexadecimal") == 0 || strcmp(s_right, "hex") == 0 || | |
2303 | strcmp(s_right, "x") == 0 || strcmp(s_right, "X") == 0 || | |
2304 | strcmp(s_right, "p") == 0) { | |
2305 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL; | |
2306 | } else if (strcmp(s_right, "octal") == 0 || strcmp(s_right, "oct") == 0 || | |
2307 | strcmp(s_right, "o") == 0) { | |
2308 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL; | |
2309 | } else if (strcmp(s_right, "binary") == 0 || strcmp(s_right, "b") == 0) { | |
2310 | base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY; | |
2311 | } else { | |
2312 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2313 | right, | |
2314 | "Unexpected unary expression for integer field class's `base` attribute: " | |
2315 | "base=\"%s\"", | |
2316 | s_right); | |
2317 | g_free(s_right); | |
2318 | ret = -EINVAL; | |
2319 | goto error; | |
2320 | } | |
2321 | ||
2322 | g_free(s_right); | |
2323 | break; | |
2324 | } | |
2325 | default: | |
2326 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2327 | right, "Invalid `base` attribute in integer field class: " | |
2328 | "expecting unsigned constant integer or unary string."); | |
2329 | ret = -EINVAL; | |
2330 | goto error; | |
2331 | } | |
2332 | ||
2333 | _SET(&set, _INTEGER_BASE_SET); | |
2334 | } else if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2335 | char *s_right; | |
2336 | ||
2337 | if (_IS_SET(&set, _INTEGER_ENCODING_SET)) { | |
2338 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "integer field class"); | |
2339 | ret = -EPERM; | |
2340 | goto error; | |
2341 | } | |
2342 | ||
2343 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2344 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2345 | right, "Invalid `encoding` attribute in integer field class: " | |
2346 | "expecting unary string."); | |
2347 | ret = -EINVAL; | |
2348 | goto error; | |
2349 | } | |
2350 | ||
2351 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2352 | if (!s_right) { | |
2353 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2354 | right, | |
2355 | "Unexpected unary expression for integer field class's `encoding` attribute."); | |
2356 | ret = -EINVAL; | |
2357 | goto error; | |
2358 | } | |
2359 | ||
2360 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2361 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2362 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2363 | encoding = CTF_ENCODING_UTF8; | |
2364 | } else if (strcmp(s_right, "none") == 0) { | |
2365 | encoding = CTF_ENCODING_NONE; | |
2366 | } else { | |
2367 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2368 | right, | |
2369 | "Invalid `encoding` attribute in integer field class: " | |
2370 | "unknown encoding: encoding=\"%s\"", | |
2371 | s_right); | |
2372 | g_free(s_right); | |
2373 | ret = -EINVAL; | |
2374 | goto error; | |
2375 | } | |
2376 | ||
2377 | g_free(s_right); | |
2378 | _SET(&set, _INTEGER_ENCODING_SET); | |
2379 | } else if (strcmp(left->u.unary_expression.u.string, "map") == 0) { | |
2380 | const char *clock_name; | |
2381 | ||
2382 | if (_IS_SET(&set, _INTEGER_MAP_SET)) { | |
2383 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "map", "integer field class"); | |
2384 | ret = -EPERM; | |
2385 | goto error; | |
2386 | } | |
2387 | ||
2388 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2389 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(right, | |
2390 | "Invalid `map` attribute in integer field class: " | |
2391 | "expecting unary string."); | |
2392 | ret = -EINVAL; | |
2393 | goto error; | |
2394 | } | |
2395 | ||
2396 | clock_name = get_map_clock_name_value(&expression->u.ctf_expression.right); | |
2397 | if (!clock_name) { | |
2398 | char *s_right = | |
2399 | ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2400 | ||
2401 | if (!s_right) { | |
2402 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2403 | right, | |
2404 | "Unexpected unary expression for integer field class's `map` attribute."); | |
2405 | ret = -EINVAL; | |
2406 | goto error; | |
2407 | } | |
2408 | ||
2409 | _BT_COMP_LOGE_NODE(right, | |
2410 | "Invalid `map` attribute in integer field class: " | |
2411 | "cannot find clock class at this point: name=\"%s\"", | |
2412 | s_right); | |
2413 | _SET(&set, _INTEGER_MAP_SET); | |
2414 | g_free(s_right); | |
2415 | continue; | |
2416 | } | |
2417 | ||
2418 | mapped_clock_class = | |
2419 | ctf_trace_class_borrow_clock_class_by_name(ctx->ctf_tc, clock_name); | |
2420 | if (!mapped_clock_class) { | |
2421 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2422 | right, | |
2423 | "Invalid `map` attribute in integer field class: " | |
2424 | "cannot find clock class at this point: name=\"%s\"", | |
2425 | clock_name); | |
2426 | ret = -EINVAL; | |
2427 | goto error; | |
2428 | } | |
2429 | ||
2430 | _SET(&set, _INTEGER_MAP_SET); | |
2431 | } else { | |
2432 | _BT_COMP_LOGW_NODE(left, | |
2433 | "Unknown attribute in integer field class: " | |
2434 | "attr-name=\"%s\"", | |
2435 | left->u.unary_expression.u.string); | |
2436 | } | |
2437 | } | |
2438 | ||
2439 | if (!_IS_SET(&set, _INTEGER_SIZE_SET)) { | |
2440 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2441 | "Missing `size` attribute in integer field class."); | |
2442 | ret = -EPERM; | |
2443 | goto error; | |
2444 | } | |
2445 | ||
2446 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2447 | if (size % CHAR_BIT) { | |
2448 | /* Bit-packed alignment */ | |
2449 | alignment = 1; | |
2450 | } else { | |
2451 | /* Byte-packed alignment */ | |
2452 | alignment = CHAR_BIT; | |
2453 | } | |
2454 | } | |
2455 | ||
2456 | *integer_decl = ctf_field_class_int_create(); | |
2457 | BT_ASSERT(*integer_decl); | |
2458 | (*integer_decl)->base.base.alignment = alignment; | |
2459 | (*integer_decl)->base.byte_order = byte_order; | |
2460 | (*integer_decl)->base.size = size; | |
2461 | (*integer_decl)->is_signed = (signedness > 0); | |
2462 | (*integer_decl)->disp_base = base; | |
2463 | (*integer_decl)->encoding = encoding; | |
2464 | (*integer_decl)->mapped_clock_class = mapped_clock_class; | |
2465 | return 0; | |
e98a2d6e PP |
2466 | |
2467 | error: | |
4164020e SM |
2468 | ctf_field_class_destroy(&(*integer_decl)->base.base); |
2469 | *integer_decl = NULL; | |
2470 | return ret; | |
e98a2d6e PP |
2471 | } |
2472 | ||
4164020e SM |
2473 | static int visit_floating_point_number_decl(struct ctf_visitor_generate_ir *ctx, |
2474 | struct bt_list_head *expressions, | |
2475 | struct ctf_field_class_float **float_decl) | |
e98a2d6e | 2476 | { |
4164020e SM |
2477 | int set = 0; |
2478 | int ret = 0; | |
2479 | struct ctf_node *expression; | |
2480 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0; | |
2481 | enum ctf_byte_order byte_order = ctx->ctf_tc->default_byte_order; | |
2482 | ||
2483 | *float_decl = NULL; | |
2484 | ||
2485 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2486 | struct ctf_node *left, *right; | |
2487 | ||
2488 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2489 | right = | |
2490 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2491 | ||
2492 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2493 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2494 | left->u.unary_expression.type); | |
2495 | ret = -EINVAL; | |
2496 | goto error; | |
2497 | } | |
2498 | ||
2499 | if (strcmp(left->u.unary_expression.u.string, "byte_order") == 0) { | |
2500 | if (_IS_SET(&set, _FLOAT_BYTE_ORDER_SET)) { | |
2501 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "byte_order", | |
2502 | "floating point number field class"); | |
2503 | ret = -EPERM; | |
2504 | goto error; | |
2505 | } | |
2506 | ||
2507 | byte_order = get_real_byte_order(ctx, right); | |
2508 | if (byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
2509 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2510 | right, | |
2511 | "Invalid `byte_order` attribute in floating point number field class: " | |
2512 | "ret=%d", | |
2513 | ret); | |
2514 | ret = -EINVAL; | |
2515 | goto error; | |
2516 | } | |
2517 | ||
2518 | _SET(&set, _FLOAT_BYTE_ORDER_SET); | |
2519 | } else if (strcmp(left->u.unary_expression.u.string, "exp_dig") == 0) { | |
2520 | if (_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2521 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "exp_dig", | |
2522 | "floating point number field class"); | |
2523 | ret = -EPERM; | |
2524 | goto error; | |
2525 | } | |
2526 | ||
2527 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2528 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2529 | right, | |
2530 | "Invalid `exp_dig` attribute in floating point number field class: " | |
2531 | "expecting unsigned constant integer: " | |
2532 | "node-type=%d", | |
2533 | right->u.unary_expression.type); | |
2534 | ret = -EINVAL; | |
2535 | goto error; | |
2536 | } | |
2537 | ||
2538 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
2539 | _SET(&set, _FLOAT_EXP_DIG_SET); | |
2540 | } else if (strcmp(left->u.unary_expression.u.string, "mant_dig") == 0) { | |
2541 | if (_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2542 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "mant_dig", | |
2543 | "floating point number field class"); | |
2544 | ret = -EPERM; | |
2545 | goto error; | |
2546 | } | |
2547 | ||
2548 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2549 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2550 | right, | |
2551 | "Invalid `mant_dig` attribute in floating point number field class: " | |
2552 | "expecting unsigned constant integer: " | |
2553 | "node-type=%d", | |
2554 | right->u.unary_expression.type); | |
2555 | ret = -EINVAL; | |
2556 | goto error; | |
2557 | } | |
2558 | ||
2559 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
2560 | _SET(&set, _FLOAT_MANT_DIG_SET); | |
2561 | } else if (strcmp(left->u.unary_expression.u.string, "align") == 0) { | |
2562 | if (_IS_SET(&set, _FLOAT_ALIGN_SET)) { | |
2563 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "align", | |
2564 | "floating point number field class"); | |
2565 | ret = -EPERM; | |
2566 | goto error; | |
2567 | } | |
2568 | ||
2569 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
2570 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2571 | right, | |
2572 | "Invalid `align` attribute in floating point number field class: " | |
2573 | "expecting unsigned constant integer: " | |
2574 | "node-type=%d", | |
2575 | right->u.unary_expression.type); | |
2576 | ret = -EINVAL; | |
2577 | goto error; | |
2578 | } | |
2579 | ||
2580 | alignment = right->u.unary_expression.u.unsigned_constant; | |
2581 | ||
2582 | if (!is_align_valid(alignment)) { | |
2583 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2584 | right, | |
2585 | "Invalid `align` attribute in floating point number field class: " | |
2586 | "expecting power of two: " | |
2587 | "align=%" PRIu64, | |
2588 | alignment); | |
2589 | ret = -EINVAL; | |
2590 | goto error; | |
2591 | } | |
2592 | ||
2593 | _SET(&set, _FLOAT_ALIGN_SET); | |
2594 | } else { | |
2595 | _BT_COMP_LOGW_NODE(left, | |
2596 | "Unknown attribute in floating point number field class: " | |
2597 | "attr-name=\"%s\"", | |
2598 | left->u.unary_expression.u.string); | |
2599 | } | |
2600 | } | |
2601 | ||
2602 | if (!_IS_SET(&set, _FLOAT_MANT_DIG_SET)) { | |
2603 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2604 | "Missing `mant_dig` attribute in floating point number field class."); | |
2605 | ret = -EPERM; | |
2606 | goto error; | |
2607 | } | |
2608 | ||
2609 | if (!_IS_SET(&set, _FLOAT_EXP_DIG_SET)) { | |
2610 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2611 | "Missing `exp_dig` attribute in floating point number field class."); | |
2612 | ret = -EPERM; | |
2613 | goto error; | |
2614 | } | |
2615 | ||
2616 | if (mant_dig != 24 && mant_dig != 53) { | |
2617 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE("`mant_dig` attribute: expecting 24 or 53."); | |
2618 | ret = -EPERM; | |
2619 | goto error; | |
2620 | } | |
2621 | ||
2622 | if (mant_dig == 24 && exp_dig != 8) { | |
2623 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2624 | "`exp_dig` attribute: expecting 8 because `mant_dig` is 24."); | |
2625 | ret = -EPERM; | |
2626 | goto error; | |
2627 | } | |
2628 | ||
2629 | if (mant_dig == 53 && exp_dig != 11) { | |
2630 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
2631 | "`exp_dig` attribute: expecting 11 because `mant_dig` is 53."); | |
2632 | ret = -EPERM; | |
2633 | goto error; | |
2634 | } | |
2635 | ||
2636 | if (!_IS_SET(&set, _INTEGER_ALIGN_SET)) { | |
2637 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
2638 | /* Bit-packed alignment */ | |
2639 | alignment = 1; | |
2640 | } else { | |
2641 | /* Byte-packed alignment */ | |
2642 | alignment = CHAR_BIT; | |
2643 | } | |
2644 | } | |
2645 | ||
2646 | *float_decl = ctf_field_class_float_create(); | |
2647 | BT_ASSERT(*float_decl); | |
2648 | (*float_decl)->base.base.alignment = alignment; | |
2649 | (*float_decl)->base.byte_order = byte_order; | |
2650 | (*float_decl)->base.size = mant_dig + exp_dig; | |
2651 | return 0; | |
e98a2d6e PP |
2652 | |
2653 | error: | |
4164020e SM |
2654 | ctf_field_class_destroy(&(*float_decl)->base.base); |
2655 | *float_decl = NULL; | |
2656 | return ret; | |
e98a2d6e PP |
2657 | } |
2658 | ||
4164020e SM |
2659 | static int visit_string_decl(struct ctf_visitor_generate_ir *ctx, struct bt_list_head *expressions, |
2660 | struct ctf_field_class_string **string_decl) | |
e98a2d6e | 2661 | { |
4164020e SM |
2662 | int set = 0; |
2663 | int ret = 0; | |
2664 | struct ctf_node *expression; | |
2665 | enum ctf_encoding encoding = CTF_ENCODING_UTF8; | |
2666 | ||
2667 | *string_decl = NULL; | |
2668 | ||
2669 | bt_list_for_each_entry (expression, expressions, siblings) { | |
2670 | struct ctf_node *left, *right; | |
2671 | ||
2672 | left = _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.left, struct ctf_node, siblings); | |
2673 | right = | |
2674 | _BT_LIST_FIRST_ENTRY(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
2675 | ||
2676 | if (left->u.unary_expression.type != UNARY_STRING) { | |
2677 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(left, "Unexpected unary expression type: type=%d", | |
2678 | left->u.unary_expression.type); | |
2679 | ret = -EINVAL; | |
2680 | goto error; | |
2681 | } | |
2682 | ||
2683 | if (strcmp(left->u.unary_expression.u.string, "encoding") == 0) { | |
2684 | char *s_right; | |
2685 | ||
2686 | if (_IS_SET(&set, _STRING_ENCODING_SET)) { | |
2687 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(left, "encoding", "string field class"); | |
2688 | ret = -EPERM; | |
2689 | goto error; | |
2690 | } | |
2691 | ||
2692 | if (right->u.unary_expression.type != UNARY_STRING) { | |
2693 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2694 | right, "Invalid `encoding` attribute in string field class: " | |
2695 | "expecting unary string."); | |
2696 | ret = -EINVAL; | |
2697 | goto error; | |
2698 | } | |
2699 | ||
2700 | s_right = ctf_ast_concatenate_unary_strings(&expression->u.ctf_expression.right); | |
2701 | if (!s_right) { | |
2702 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2703 | right, | |
2704 | "Unexpected unary expression for string field class's `encoding` attribute."); | |
2705 | ret = -EINVAL; | |
2706 | goto error; | |
2707 | } | |
2708 | ||
2709 | if (strcmp(s_right, "UTF8") == 0 || strcmp(s_right, "utf8") == 0 || | |
2710 | strcmp(s_right, "utf-8") == 0 || strcmp(s_right, "UTF-8") == 0 || | |
2711 | strcmp(s_right, "ASCII") == 0 || strcmp(s_right, "ascii") == 0) { | |
2712 | encoding = CTF_ENCODING_UTF8; | |
2713 | } else if (strcmp(s_right, "none") == 0) { | |
2714 | encoding = CTF_ENCODING_NONE; | |
2715 | } else { | |
2716 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2717 | right, | |
2718 | "Invalid `encoding` attribute in string field class: " | |
2719 | "unknown encoding: encoding=\"%s\"", | |
2720 | s_right); | |
2721 | g_free(s_right); | |
2722 | ret = -EINVAL; | |
2723 | goto error; | |
2724 | } | |
2725 | ||
2726 | g_free(s_right); | |
2727 | _SET(&set, _STRING_ENCODING_SET); | |
2728 | } else { | |
2729 | _BT_COMP_LOGW_NODE(left, | |
2730 | "Unknown attribute in string field class: " | |
2731 | "attr-name=\"%s\"", | |
2732 | left->u.unary_expression.u.string); | |
2733 | } | |
2734 | } | |
2735 | ||
2736 | *string_decl = ctf_field_class_string_create(); | |
2737 | BT_ASSERT(*string_decl); | |
2738 | (*string_decl)->encoding = encoding; | |
2739 | return 0; | |
e98a2d6e PP |
2740 | |
2741 | error: | |
4164020e SM |
2742 | ctf_field_class_destroy(&(*string_decl)->base); |
2743 | *string_decl = NULL; | |
2744 | return ret; | |
e98a2d6e PP |
2745 | } |
2746 | ||
4164020e SM |
2747 | static int visit_field_class_specifier_list(struct ctf_visitor_generate_ir *ctx, |
2748 | struct ctf_node *ts_list, struct ctf_field_class **decl) | |
e98a2d6e | 2749 | { |
4164020e SM |
2750 | int ret = 0; |
2751 | struct ctf_node *first, *node; | |
2752 | ||
2753 | *decl = NULL; | |
2754 | ||
2755 | if (ts_list->type != NODE_TYPE_SPECIFIER_LIST) { | |
2756 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(ts_list, "Unexpected node type: node-type=%d", | |
2757 | ts_list->type); | |
2758 | ret = -EINVAL; | |
2759 | goto error; | |
2760 | } | |
2761 | ||
2762 | first = _BT_LIST_FIRST_ENTRY(&ts_list->u.field_class_specifier_list.head, struct ctf_node, | |
2763 | siblings); | |
2764 | if (first->type != NODE_TYPE_SPECIFIER) { | |
2765 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Unexpected node type: node-type=%d", first->type); | |
2766 | ret = -EINVAL; | |
2767 | goto error; | |
2768 | } | |
2769 | ||
2770 | node = first->u.field_class_specifier.node; | |
2771 | ||
2772 | switch (first->u.field_class_specifier.type) { | |
2773 | case TYPESPEC_INTEGER: | |
2774 | { | |
2775 | ctf_field_class_int *int_decl; | |
2776 | ||
2777 | ret = visit_integer_decl(ctx, &node->u.integer.expressions, &int_decl); | |
2778 | if (ret) { | |
2779 | BT_ASSERT(!int_decl); | |
2780 | goto error; | |
2781 | } | |
2782 | ||
2783 | *decl = &int_decl->base.base; | |
2784 | break; | |
2785 | } | |
2786 | case TYPESPEC_FLOATING_POINT: | |
2787 | { | |
2788 | ctf_field_class_float *float_decl; | |
2789 | ||
2790 | ret = | |
2791 | visit_floating_point_number_decl(ctx, &node->u.floating_point.expressions, &float_decl); | |
2792 | if (ret) { | |
2793 | BT_ASSERT(!float_decl); | |
2794 | goto error; | |
2795 | } | |
2796 | ||
2797 | *decl = &float_decl->base.base; | |
2798 | break; | |
2799 | } | |
2800 | case TYPESPEC_STRING: | |
2801 | { | |
2802 | ctf_field_class_string *string_decl; | |
2803 | ||
2804 | ret = visit_string_decl(ctx, &node->u.string.expressions, &string_decl); | |
2805 | if (ret) { | |
2806 | BT_ASSERT(!string_decl); | |
2807 | goto error; | |
2808 | } | |
2809 | ||
2810 | *decl = &string_decl->base; | |
2811 | break; | |
2812 | } | |
2813 | case TYPESPEC_STRUCT: | |
2814 | { | |
2815 | ctf_field_class_struct *struct_decl; | |
2816 | ||
2817 | ret = visit_struct_decl(ctx, node->u._struct.name, &node->u._struct.declaration_list, | |
2818 | node->u._struct.has_body, &node->u._struct.min_align, &struct_decl); | |
2819 | if (ret) { | |
2820 | BT_ASSERT(!struct_decl); | |
2821 | goto error; | |
2822 | } | |
2823 | ||
2824 | *decl = &struct_decl->base; | |
2825 | break; | |
2826 | } | |
2827 | case TYPESPEC_VARIANT: | |
2828 | { | |
2829 | ctf_field_class_variant *variant_decl; | |
2830 | ||
2831 | ret = visit_variant_decl(ctx, node->u.variant.name, node->u.variant.choice, | |
2832 | &node->u.variant.declaration_list, node->u.variant.has_body, | |
2833 | &variant_decl); | |
2834 | if (ret) { | |
2835 | BT_ASSERT(!variant_decl); | |
2836 | goto error; | |
2837 | } | |
2838 | ||
2839 | *decl = &variant_decl->base; | |
2840 | break; | |
2841 | } | |
2842 | case TYPESPEC_ENUM: | |
2843 | { | |
2844 | ctf_field_class_enum *enum_decl; | |
2845 | ||
2846 | ret = visit_enum_decl(ctx, node->u._enum.enum_id, node->u._enum.container_field_class, | |
2847 | &node->u._enum.enumerator_list, node->u._enum.has_body, &enum_decl); | |
2848 | if (ret) { | |
2849 | BT_ASSERT(!enum_decl); | |
2850 | goto error; | |
2851 | } | |
2852 | ||
2853 | *decl = &enum_decl->base.base.base; | |
2854 | break; | |
2855 | } | |
2856 | case TYPESPEC_VOID: | |
2857 | case TYPESPEC_CHAR: | |
2858 | case TYPESPEC_SHORT: | |
2859 | case TYPESPEC_INT: | |
2860 | case TYPESPEC_LONG: | |
2861 | case TYPESPEC_FLOAT: | |
2862 | case TYPESPEC_DOUBLE: | |
2863 | case TYPESPEC_SIGNED: | |
2864 | case TYPESPEC_UNSIGNED: | |
2865 | case TYPESPEC_BOOL: | |
2866 | case TYPESPEC_COMPLEX: | |
2867 | case TYPESPEC_IMAGINARY: | |
2868 | case TYPESPEC_CONST: | |
2869 | case TYPESPEC_ID_TYPE: | |
2870 | ret = visit_field_class_specifier(ctx, ts_list, decl); | |
2871 | if (ret) { | |
2872 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, "Cannot visit field class specifier: ret=%d", | |
2873 | ret); | |
2874 | BT_ASSERT(!*decl); | |
2875 | goto error; | |
2876 | } | |
2877 | break; | |
2878 | default: | |
2879 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(first, | |
2880 | "Unexpected field class specifier type: node-type=%d", | |
2881 | first->u.field_class_specifier.type); | |
2882 | ret = -EINVAL; | |
2883 | goto error; | |
2884 | } | |
2885 | ||
2886 | BT_ASSERT(*decl); | |
2887 | return 0; | |
e98a2d6e PP |
2888 | |
2889 | error: | |
4164020e SM |
2890 | ctf_field_class_destroy(*decl); |
2891 | *decl = NULL; | |
2892 | return ret; | |
e98a2d6e PP |
2893 | } |
2894 | ||
4164020e SM |
2895 | static int visit_event_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
2896 | struct ctf_event_class *event_class, uint64_t *stream_id, | |
2897 | int *set) | |
e98a2d6e | 2898 | { |
4164020e SM |
2899 | int ret = 0; |
2900 | char *left = NULL; | |
2901 | ||
2902 | switch (node->type) { | |
2903 | case NODE_TYPEDEF: | |
2904 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
2905 | &node->u.field_class_def.field_class_declarators); | |
2906 | if (ret) { | |
2907 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in event class."); | |
2908 | goto error; | |
2909 | } | |
2910 | break; | |
2911 | case NODE_TYPEALIAS: | |
2912 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
2913 | node->u.field_class_alias.alias); | |
2914 | if (ret) { | |
2915 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2916 | "Cannot add field class alias found in event class."); | |
2917 | goto error; | |
2918 | } | |
2919 | break; | |
2920 | case NODE_CTF_EXPRESSION: | |
2921 | { | |
2922 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
2923 | if (!left) { | |
2924 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
2925 | ret = -EINVAL; | |
2926 | goto error; | |
2927 | } | |
2928 | ||
2929 | if (strcmp(left, "name") == 0) { | |
2930 | /* This is already known at this stage */ | |
2931 | if (_IS_SET(set, _EVENT_NAME_SET)) { | |
2932 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "name", "event class"); | |
2933 | ret = -EPERM; | |
2934 | goto error; | |
2935 | } | |
2936 | ||
2937 | _SET(set, _EVENT_NAME_SET); | |
2938 | } else if (strcmp(left, "id") == 0) { | |
2939 | int64_t id = -1; | |
2940 | ||
2941 | if (_IS_SET(set, _EVENT_ID_SET)) { | |
2942 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "event class"); | |
2943 | ret = -EPERM; | |
2944 | goto error; | |
2945 | } | |
2946 | ||
2947 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
2948 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
2949 | if (ret || (!ret && id < 0)) { | |
2950 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2951 | node, "Unexpected unary expression for event class's `id` attribute."); | |
2952 | ret = -EINVAL; | |
2953 | goto error; | |
2954 | } | |
2955 | ||
2956 | event_class->id = id; | |
2957 | _SET(set, _EVENT_ID_SET); | |
2958 | } else if (strcmp(left, "stream_id") == 0) { | |
2959 | if (_IS_SET(set, _EVENT_STREAM_ID_SET)) { | |
2960 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "stream_id", "event class"); | |
2961 | ret = -EPERM; | |
2962 | goto error; | |
2963 | } | |
2964 | ||
2965 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, stream_id); | |
2966 | ||
2967 | /* | |
2968 | * Only read "stream_id" if get_unary_unsigned() | |
2969 | * succeeded. | |
2970 | */ | |
2971 | if (ret) { | |
2972 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
2973 | node, "Unexpected unary expression for event class's `stream_id` attribute."); | |
2974 | ret = -EINVAL; | |
2975 | goto error; | |
2976 | } | |
2977 | ||
2978 | _SET(set, _EVENT_STREAM_ID_SET); | |
2979 | } else if (strcmp(left, "context") == 0) { | |
2980 | if (_IS_SET(set, _EVENT_CONTEXT_SET)) { | |
2981 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `context` entry in event class."); | |
2982 | ret = -EPERM; | |
2983 | goto error; | |
2984 | } | |
2985 | ||
2986 | ret = visit_field_class_specifier_list( | |
2987 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
2988 | &event_class->spec_context_fc); | |
2989 | if (ret) { | |
2990 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
2991 | "Cannot create event class's context field class."); | |
2992 | goto error; | |
2993 | } | |
2994 | ||
2995 | BT_ASSERT(event_class->spec_context_fc); | |
2996 | _SET(set, _EVENT_CONTEXT_SET); | |
2997 | } else if (strcmp(left, "fields") == 0) { | |
2998 | if (_IS_SET(set, _EVENT_FIELDS_SET)) { | |
2999 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `fields` entry in event class."); | |
3000 | ret = -EPERM; | |
3001 | goto error; | |
3002 | } | |
3003 | ||
3004 | ret = visit_field_class_specifier_list( | |
3005 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3006 | &event_class->payload_fc); | |
3007 | if (ret) { | |
3008 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3009 | "Cannot create event class's payload field class."); | |
3010 | goto error; | |
3011 | } | |
3012 | ||
3013 | BT_ASSERT(event_class->payload_fc); | |
3014 | _SET(set, _EVENT_FIELDS_SET); | |
3015 | } else if (strcmp(left, "loglevel") == 0) { | |
3016 | uint64_t loglevel_value; | |
3017 | bool is_log_level_known = true; | |
3018 | bt_event_class_log_level log_level; | |
3019 | ||
3020 | if (_IS_SET(set, _EVENT_LOG_LEVEL_SET)) { | |
3021 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "loglevel", "event class"); | |
3022 | ret = -EPERM; | |
3023 | goto error; | |
3024 | } | |
3025 | ||
3026 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &loglevel_value); | |
3027 | if (ret) { | |
3028 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3029 | node, "Unexpected unary expression for event class's `loglevel` attribute."); | |
3030 | ret = -EINVAL; | |
3031 | goto error; | |
3032 | } | |
3033 | ||
3034 | switch (loglevel_value) { | |
3035 | case 0: | |
3036 | log_level = BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY; | |
3037 | break; | |
3038 | case 1: | |
3039 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ALERT; | |
3040 | break; | |
3041 | case 2: | |
3042 | log_level = BT_EVENT_CLASS_LOG_LEVEL_CRITICAL; | |
3043 | break; | |
3044 | case 3: | |
3045 | log_level = BT_EVENT_CLASS_LOG_LEVEL_ERROR; | |
3046 | break; | |
3047 | case 4: | |
3048 | log_level = BT_EVENT_CLASS_LOG_LEVEL_WARNING; | |
3049 | break; | |
3050 | case 5: | |
3051 | log_level = BT_EVENT_CLASS_LOG_LEVEL_NOTICE; | |
3052 | break; | |
3053 | case 6: | |
3054 | log_level = BT_EVENT_CLASS_LOG_LEVEL_INFO; | |
3055 | break; | |
3056 | case 7: | |
3057 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM; | |
3058 | break; | |
3059 | case 8: | |
3060 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM; | |
3061 | break; | |
3062 | case 9: | |
3063 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS; | |
3064 | break; | |
3065 | case 10: | |
3066 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE; | |
3067 | break; | |
3068 | case 11: | |
3069 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT; | |
3070 | break; | |
3071 | case 12: | |
3072 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION; | |
3073 | break; | |
3074 | case 13: | |
3075 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE; | |
3076 | break; | |
3077 | case 14: | |
3078 | log_level = BT_EVENT_CLASS_LOG_LEVEL_DEBUG; | |
3079 | break; | |
3080 | default: | |
3081 | is_log_level_known = false; | |
3082 | _BT_COMP_LOGW_NODE( | |
3083 | node, | |
3084 | "Not setting event class's log level because its value is unknown: " | |
3085 | "log-level=%" PRIu64, | |
3086 | loglevel_value); | |
3087 | } | |
3088 | ||
3089 | if (is_log_level_known) { | |
3090 | ctf_event_class_set_log_level(event_class, log_level); | |
3091 | } | |
3092 | ||
3093 | _SET(set, _EVENT_LOG_LEVEL_SET); | |
3094 | } else if (strcmp(left, "model.emf.uri") == 0) { | |
3095 | char *right; | |
3096 | ||
3097 | if (_IS_SET(set, _EVENT_MODEL_EMF_URI_SET)) { | |
3098 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "model.emf.uri", "event class"); | |
3099 | ret = -EPERM; | |
3100 | goto error; | |
3101 | } | |
3102 | ||
3103 | right = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.right); | |
3104 | if (!right) { | |
3105 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3106 | node, | |
3107 | "Unexpected unary expression for event class's `model.emf.uri` attribute."); | |
3108 | ret = -EINVAL; | |
3109 | goto error; | |
3110 | } | |
3111 | ||
3112 | if (strlen(right) == 0) { | |
3113 | _BT_COMP_LOGW_NODE(node, "Not setting event class's EMF URI because it's empty."); | |
3114 | } else { | |
3115 | g_string_assign(event_class->emf_uri, right); | |
3116 | } | |
3117 | ||
3118 | g_free(right); | |
3119 | _SET(set, _EVENT_MODEL_EMF_URI_SET); | |
3120 | } else { | |
3121 | _BT_COMP_LOGW_NODE(node, | |
3122 | "Unknown attribute in event class: " | |
3123 | "attr-name=\"%s\"", | |
3124 | left); | |
3125 | } | |
3126 | ||
3127 | g_free(left); | |
3128 | left = NULL; | |
3129 | break; | |
3130 | } | |
3131 | default: | |
3132 | ret = -EPERM; | |
3133 | goto error; | |
3134 | } | |
3135 | ||
3136 | goto end; | |
e98a2d6e PP |
3137 | |
3138 | error: | |
4164020e | 3139 | g_free(left); |
e98a2d6e | 3140 | |
44c440bc | 3141 | end: |
4164020e | 3142 | return ret; |
e98a2d6e PP |
3143 | } |
3144 | ||
4164020e | 3145 | static char *get_event_decl_name(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3146 | { |
4164020e SM |
3147 | char *left = NULL; |
3148 | char *name = NULL; | |
3149 | struct ctf_node *iter; | |
3150 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3151 | ||
3152 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3153 | if (iter->type != NODE_CTF_EXPRESSION) { | |
3154 | continue; | |
3155 | } | |
3156 | ||
3157 | left = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.left); | |
3158 | if (!left) { | |
3159 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot concatenate unary strings."); | |
3160 | goto error; | |
3161 | } | |
3162 | ||
3163 | if (strcmp(left, "name") == 0) { | |
3164 | name = ctf_ast_concatenate_unary_strings(&iter->u.ctf_expression.right); | |
3165 | if (!name) { | |
3166 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3167 | iter, "Unexpected unary expression for event class's `name` attribute."); | |
3168 | goto error; | |
3169 | } | |
3170 | } | |
3171 | ||
3172 | g_free(left); | |
3173 | left = NULL; | |
3174 | ||
3175 | if (name) { | |
3176 | break; | |
3177 | } | |
3178 | } | |
3179 | ||
3180 | return name; | |
e98a2d6e PP |
3181 | |
3182 | error: | |
4164020e SM |
3183 | g_free(left); |
3184 | return NULL; | |
e98a2d6e PP |
3185 | } |
3186 | ||
4164020e | 3187 | static int visit_event_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3188 | { |
4164020e SM |
3189 | int ret = 0; |
3190 | int set = 0; | |
3191 | struct ctf_node *iter; | |
3192 | uint64_t stream_id = 0; | |
3193 | char *event_name = NULL; | |
3194 | struct ctf_event_class *event_class = NULL; | |
3195 | struct ctf_stream_class *stream_class = NULL; | |
3196 | struct bt_list_head *decl_list = &node->u.event.declaration_list; | |
3197 | bool pop_scope = false; | |
3198 | ||
3199 | if (node->visited) { | |
3200 | goto end; | |
3201 | } | |
3202 | ||
3203 | node->visited = TRUE; | |
3204 | event_name = get_event_decl_name(ctx, node); | |
3205 | if (!event_name) { | |
3206 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `name` attribute in event class."); | |
3207 | ret = -EPERM; | |
3208 | goto error; | |
3209 | } | |
3210 | ||
3211 | event_class = ctf_event_class_create(); | |
3212 | BT_ASSERT(event_class); | |
3213 | g_string_assign(event_class->name, event_name); | |
3214 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3215 | pop_scope = true; | |
3216 | ||
3217 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3218 | ret = visit_event_decl_entry(ctx, iter, event_class, &stream_id, &set); | |
3219 | if (ret) { | |
3220 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3221 | "Cannot visit event class's entry: " | |
3222 | "ret=%d", | |
3223 | ret); | |
3224 | goto error; | |
3225 | } | |
3226 | } | |
3227 | ||
3228 | if (!_IS_SET(&set, _EVENT_STREAM_ID_SET)) { | |
3229 | /* | |
3230 | * Allow missing stream_id if there is only a single | |
3231 | * stream class. | |
3232 | */ | |
3233 | switch (ctx->ctf_tc->stream_classes->len) { | |
3234 | case 0: | |
3235 | /* Create implicit stream class if there's none */ | |
3236 | stream_id = 0; | |
3237 | stream_class = ctf_stream_class_create(); | |
3238 | BT_ASSERT(stream_class); | |
3239 | stream_class->id = stream_id; | |
3240 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3241 | break; | |
3242 | case 1: | |
3243 | /* Single stream class: get its ID */ | |
3244 | stream_class = (ctf_stream_class *) ctx->ctf_tc->stream_classes->pdata[0]; | |
3245 | stream_id = stream_class->id; | |
3246 | break; | |
3247 | default: | |
3248 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `stream_id` attribute in event class."); | |
3249 | ret = -EPERM; | |
3250 | goto error; | |
3251 | } | |
3252 | } | |
3253 | ||
3254 | /* We have the stream ID now; get the stream class if found */ | |
3255 | if (!stream_class) { | |
3256 | stream_class = ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_id); | |
3257 | if (!stream_class) { | |
3258 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3259 | "Cannot find stream class at this point: " | |
3260 | "id=%" PRId64, | |
3261 | stream_id); | |
3262 | ret = -EINVAL; | |
3263 | goto error; | |
3264 | } | |
3265 | } | |
3266 | ||
3267 | BT_ASSERT(stream_class); | |
3268 | ||
3269 | if (!_IS_SET(&set, _EVENT_ID_SET)) { | |
3270 | /* Allow only one event without ID per stream */ | |
3271 | if (stream_class->event_classes->len != 0) { | |
3272 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Missing `id` attribute in event class."); | |
3273 | ret = -EPERM; | |
3274 | goto error; | |
3275 | } | |
3276 | ||
3277 | /* Automatic ID */ | |
3278 | event_class->id = 0; | |
3279 | } | |
3280 | ||
3281 | if (ctf_stream_class_borrow_event_class_by_id(stream_class, event_class->id)) { | |
3282 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3283 | "Duplicate event class (same ID) in the same stream class: " | |
3284 | "id=%" PRId64, | |
3285 | event_class->id); | |
3286 | ret = -EEXIST; | |
3287 | goto error; | |
3288 | } | |
3289 | ||
3290 | ctf_stream_class_append_event_class(stream_class, event_class); | |
3291 | event_class = NULL; | |
3292 | goto end; | |
e98a2d6e PP |
3293 | |
3294 | error: | |
4164020e SM |
3295 | ctf_event_class_destroy(event_class); |
3296 | event_class = NULL; | |
44c440bc | 3297 | |
4164020e SM |
3298 | if (ret >= 0) { |
3299 | ret = -1; | |
3300 | } | |
e98a2d6e | 3301 | |
1e649dff | 3302 | end: |
4164020e SM |
3303 | if (pop_scope) { |
3304 | ctx_pop_scope(ctx); | |
3305 | } | |
e98a2d6e | 3306 | |
4164020e | 3307 | g_free(event_name); |
44c440bc | 3308 | |
4164020e | 3309 | return ret; |
e98a2d6e PP |
3310 | } |
3311 | ||
4164020e SM |
3312 | static int auto_map_field_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3313 | struct ctf_field_class *fc) | |
56b43721 | 3314 | { |
4164020e SM |
3315 | struct ctf_clock_class *clock_class_to_map_to = NULL; |
3316 | struct ctf_field_class_int *int_fc = ctf_field_class_as_int(fc); | |
3317 | int ret = 0; | |
3318 | uint64_t clock_class_count; | |
3319 | ||
3320 | if (!fc) { | |
3321 | goto end; | |
3322 | } | |
3323 | ||
3324 | if (fc->type != CTF_FIELD_CLASS_TYPE_INT && fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
3325 | goto end; | |
3326 | } | |
3327 | ||
3328 | if (int_fc->mapped_clock_class) { | |
3329 | /* Already mapped */ | |
3330 | goto end; | |
3331 | } | |
3332 | ||
3333 | clock_class_count = ctx->ctf_tc->clock_classes->len; | |
3334 | ||
3335 | switch (clock_class_count) { | |
3336 | case 0: | |
3337 | /* | |
3338 | * No clock class exists in the trace at this point. Create an | |
3339 | * implicit one at 1 GHz, named `default`, and use this clock | |
3340 | * class. | |
3341 | */ | |
3342 | clock_class_to_map_to = ctf_clock_class_create(); | |
3343 | BT_ASSERT(clock_class_to_map_to); | |
3344 | clock_class_to_map_to->frequency = UINT64_C(1000000000); | |
3345 | g_string_assign(clock_class_to_map_to->name, "default"); | |
3346 | BT_ASSERT(ret == 0); | |
3347 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock_class_to_map_to); | |
3348 | break; | |
3349 | case 1: | |
3350 | /* | |
3351 | * Only one clock class exists in the trace at this point: use | |
3352 | * this one. | |
3353 | */ | |
3354 | clock_class_to_map_to = (ctf_clock_class *) ctx->ctf_tc->clock_classes->pdata[0]; | |
3355 | break; | |
3356 | default: | |
3357 | /* | |
3358 | * Timestamp field not mapped to a clock class and there's more | |
3359 | * than one clock class in the trace: this is an error. | |
3360 | */ | |
3361 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3362 | "Timestamp field found with no mapped clock class, " | |
3363 | "but there's more than one clock class in the trace at this point."); | |
3364 | ret = -1; | |
3365 | goto end; | |
3366 | } | |
3367 | ||
3368 | BT_ASSERT(clock_class_to_map_to); | |
3369 | int_fc->mapped_clock_class = clock_class_to_map_to; | |
56b43721 | 3370 | |
7bf5af54 | 3371 | end: |
4164020e | 3372 | return ret; |
7bf5af54 | 3373 | } |
56b43721 | 3374 | |
4164020e SM |
3375 | static int auto_map_fields_to_trace_clock_class(struct ctf_visitor_generate_ir *ctx, |
3376 | struct ctf_field_class *root_fc, | |
3377 | const char *field_name) | |
7bf5af54 | 3378 | { |
4164020e SM |
3379 | int ret = 0; |
3380 | uint64_t i, count; | |
3381 | struct ctf_field_class_struct *struct_fc = (ctf_field_class_struct *) root_fc; | |
3382 | struct ctf_field_class_variant *var_fc = (ctf_field_class_variant *) root_fc; | |
3383 | ||
3384 | if (!root_fc) { | |
3385 | goto end; | |
3386 | } | |
3387 | ||
3388 | if (root_fc->type != CTF_FIELD_CLASS_TYPE_STRUCT && | |
3389 | root_fc->type != CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3390 | goto end; | |
3391 | } | |
3392 | ||
3393 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3394 | count = struct_fc->members->len; | |
3395 | } else { | |
3396 | count = var_fc->options->len; | |
3397 | } | |
3398 | ||
3399 | for (i = 0; i < count; i++) { | |
3400 | struct ctf_named_field_class *named_fc = NULL; | |
3401 | ||
3402 | if (root_fc->type == CTF_FIELD_CLASS_TYPE_STRUCT) { | |
3403 | named_fc = ctf_field_class_struct_borrow_member_by_index(struct_fc, i); | |
3404 | } else if (root_fc->type == CTF_FIELD_CLASS_TYPE_VARIANT) { | |
3405 | named_fc = ctf_field_class_variant_borrow_option_by_index(var_fc, i); | |
3406 | } else { | |
3407 | bt_common_abort(); | |
3408 | } | |
3409 | ||
3410 | if (strcmp(named_fc->name->str, field_name) == 0) { | |
3411 | ret = auto_map_field_to_trace_clock_class(ctx, named_fc->fc); | |
3412 | if (ret) { | |
3413 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3414 | "Cannot automatically map field to trace's clock class: " | |
3415 | "field-name=\"%s\"", | |
3416 | field_name); | |
3417 | goto end; | |
3418 | } | |
3419 | } | |
3420 | ||
3421 | ret = auto_map_fields_to_trace_clock_class(ctx, named_fc->fc, field_name); | |
3422 | if (ret) { | |
3423 | _BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( | |
3424 | "Cannot automatically map structure or variant field class's fields to trace's clock class: " | |
3425 | "field-name=\"%s\", root-field-name=\"%s\"", | |
3426 | field_name, named_fc->name->str); | |
3427 | goto end; | |
3428 | } | |
3429 | } | |
56b43721 PP |
3430 | |
3431 | end: | |
4164020e | 3432 | return ret; |
56b43721 PP |
3433 | } |
3434 | ||
4164020e SM |
3435 | static int visit_stream_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3436 | struct ctf_stream_class *stream_class, int *set) | |
e98a2d6e | 3437 | { |
4164020e SM |
3438 | int ret = 0; |
3439 | char *left = NULL; | |
3440 | ||
3441 | switch (node->type) { | |
3442 | case NODE_TYPEDEF: | |
3443 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3444 | &node->u.field_class_def.field_class_declarators); | |
3445 | if (ret) { | |
3446 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot add field class found in stream class."); | |
3447 | goto error; | |
3448 | } | |
3449 | break; | |
3450 | case NODE_TYPEALIAS: | |
3451 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3452 | node->u.field_class_alias.alias); | |
3453 | if (ret) { | |
3454 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3455 | "Cannot add field class alias found in stream class."); | |
3456 | goto error; | |
3457 | } | |
3458 | break; | |
3459 | case NODE_CTF_EXPRESSION: | |
3460 | { | |
3461 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3462 | if (!left) { | |
3463 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3464 | ret = -EINVAL; | |
3465 | goto error; | |
3466 | } | |
3467 | ||
3468 | if (strcmp(left, "id") == 0) { | |
3469 | int64_t id; | |
3470 | ||
3471 | if (_IS_SET(set, _STREAM_ID_SET)) { | |
3472 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "id", "stream declaration"); | |
3473 | ret = -EPERM; | |
3474 | goto error; | |
3475 | } | |
3476 | ||
3477 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, (uint64_t *) &id); | |
3478 | ||
3479 | /* Only read "id" if get_unary_unsigned() succeeded. */ | |
3480 | if (ret || (!ret && id < 0)) { | |
3481 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3482 | node, "Unexpected unary expression for stream class's `id` attribute."); | |
3483 | ret = -EINVAL; | |
3484 | goto error; | |
3485 | } | |
3486 | ||
3487 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, id)) { | |
3488 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3489 | node, "Duplicate stream class (same ID): id=%" PRId64, id); | |
3490 | ret = -EEXIST; | |
3491 | goto error; | |
3492 | } | |
3493 | ||
3494 | stream_class->id = id; | |
3495 | _SET(set, _STREAM_ID_SET); | |
3496 | } else if (strcmp(left, "event.header") == 0) { | |
3497 | if (_IS_SET(set, _STREAM_EVENT_HEADER_SET)) { | |
3498 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3499 | "Duplicate `event.header` entry in stream class."); | |
3500 | ret = -EPERM; | |
3501 | goto error; | |
3502 | } | |
3503 | ||
3504 | ret = visit_field_class_specifier_list( | |
3505 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3506 | &stream_class->event_header_fc); | |
3507 | if (ret) { | |
3508 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3509 | node, "Cannot create stream class's event header field class."); | |
3510 | goto error; | |
3511 | } | |
3512 | ||
3513 | BT_ASSERT(stream_class->event_header_fc); | |
3514 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->event_header_fc, | |
3515 | "timestamp"); | |
3516 | if (ret) { | |
3517 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3518 | node, | |
3519 | "Cannot automatically map specific event header field class fields named `timestamp` to trace's clock class."); | |
3520 | goto error; | |
3521 | } | |
3522 | ||
3523 | _SET(set, _STREAM_EVENT_HEADER_SET); | |
3524 | } else if (strcmp(left, "event.context") == 0) { | |
3525 | if (_IS_SET(set, _STREAM_EVENT_CONTEXT_SET)) { | |
3526 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3527 | "Duplicate `event.context` entry in stream class."); | |
3528 | ret = -EPERM; | |
3529 | goto error; | |
3530 | } | |
3531 | ||
3532 | ret = visit_field_class_specifier_list( | |
3533 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3534 | &stream_class->event_common_context_fc); | |
3535 | if (ret) { | |
3536 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3537 | node, "Cannot create stream class's event context field class."); | |
3538 | goto error; | |
3539 | } | |
3540 | ||
3541 | BT_ASSERT(stream_class->event_common_context_fc); | |
3542 | _SET(set, _STREAM_EVENT_CONTEXT_SET); | |
3543 | } else if (strcmp(left, "packet.context") == 0) { | |
3544 | if (_IS_SET(set, _STREAM_PACKET_CONTEXT_SET)) { | |
3545 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3546 | node, "Duplicate `packet.context` entry in stream class."); | |
3547 | ret = -EPERM; | |
3548 | goto error; | |
3549 | } | |
3550 | ||
3551 | ret = visit_field_class_specifier_list( | |
3552 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3553 | &stream_class->packet_context_fc); | |
3554 | if (ret) { | |
3555 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3556 | node, "Cannot create stream class's packet context field class."); | |
3557 | goto error; | |
3558 | } | |
3559 | ||
3560 | BT_ASSERT(stream_class->packet_context_fc); | |
3561 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3562 | "timestamp_begin"); | |
3563 | if (ret) { | |
3564 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3565 | node, | |
3566 | "Cannot automatically map specific packet context field class fields named `timestamp_begin` to trace's clock class."); | |
3567 | goto error; | |
3568 | } | |
3569 | ||
3570 | ret = auto_map_fields_to_trace_clock_class(ctx, stream_class->packet_context_fc, | |
3571 | "timestamp_end"); | |
3572 | if (ret) { | |
3573 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3574 | node, | |
3575 | "Cannot automatically map specific packet context field class fields named `timestamp_end` to trace's clock class."); | |
3576 | goto error; | |
3577 | } | |
3578 | ||
3579 | _SET(set, _STREAM_PACKET_CONTEXT_SET); | |
3580 | } else { | |
3581 | _BT_COMP_LOGW_NODE(node, | |
3582 | "Unknown attribute in stream class: " | |
3583 | "attr-name=\"%s\"", | |
3584 | left); | |
3585 | } | |
3586 | ||
3587 | g_free(left); | |
3588 | left = NULL; | |
3589 | break; | |
3590 | } | |
3591 | ||
3592 | default: | |
3593 | ret = -EPERM; | |
3594 | goto error; | |
3595 | } | |
3596 | ||
3597 | return 0; | |
e98a2d6e PP |
3598 | |
3599 | error: | |
4164020e SM |
3600 | g_free(left); |
3601 | return ret; | |
e98a2d6e PP |
3602 | } |
3603 | ||
4164020e | 3604 | static int visit_stream_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3605 | { |
4164020e SM |
3606 | int set = 0; |
3607 | int ret = 0; | |
3608 | struct ctf_node *iter; | |
3609 | struct ctf_stream_class *stream_class = NULL; | |
3610 | struct bt_list_head *decl_list = &node->u.stream.declaration_list; | |
3611 | ||
3612 | if (node->visited) { | |
3613 | goto end; | |
3614 | } | |
3615 | ||
3616 | node->visited = TRUE; | |
3617 | stream_class = ctf_stream_class_create(); | |
3618 | BT_ASSERT(stream_class); | |
3619 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3620 | ||
3621 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3622 | ret = visit_stream_decl_entry(ctx, iter, stream_class, &set); | |
3623 | if (ret) { | |
3624 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3625 | "Cannot visit stream class's entry: " | |
3626 | "ret=%d", | |
3627 | ret); | |
3628 | ctx_pop_scope(ctx); | |
3629 | goto error; | |
3630 | } | |
3631 | } | |
3632 | ||
3633 | ctx_pop_scope(ctx); | |
3634 | ||
3635 | if (_IS_SET(&set, _STREAM_ID_SET)) { | |
3636 | /* Check that packet header has `stream_id` field */ | |
3637 | struct ctf_named_field_class *named_fc = NULL; | |
3638 | ||
3639 | if (!ctx->ctf_tc->packet_header_fc) { | |
3640 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Stream class has a `id` attribute, " | |
3641 | "but trace has no packet header field class."); | |
3642 | ret = -EINVAL; | |
3643 | goto error; | |
3644 | } | |
3645 | ||
3646 | named_fc = ctf_field_class_struct_borrow_member_by_name( | |
3647 | ctf_field_class_as_struct(ctx->ctf_tc->packet_header_fc), "stream_id"); | |
3648 | if (!named_fc) { | |
3649 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3650 | node, "Stream class has a `id` attribute, " | |
3651 | "but trace's packet header field class has no `stream_id` field."); | |
3652 | ret = -EINVAL; | |
3653 | goto error; | |
3654 | } | |
3655 | ||
3656 | if (named_fc->fc->type != CTF_FIELD_CLASS_TYPE_INT && | |
3657 | named_fc->fc->type != CTF_FIELD_CLASS_TYPE_ENUM) { | |
3658 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3659 | node, | |
3660 | "Stream class has a `id` attribute, " | |
3661 | "but trace's packet header field class's `stream_id` field is not an integer field class."); | |
3662 | ret = -EINVAL; | |
3663 | goto error; | |
3664 | } | |
3665 | } else { | |
3666 | /* Allow only _one_ ID-less stream */ | |
3667 | if (ctx->ctf_tc->stream_classes->len != 0) { | |
3668 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3669 | node, | |
3670 | "Missing `id` attribute in stream class as there's more than one stream class in the trace."); | |
3671 | ret = -EPERM; | |
3672 | goto error; | |
3673 | } | |
3674 | ||
3675 | /* Automatic ID: 0 */ | |
3676 | stream_class->id = 0; | |
3677 | } | |
3678 | ||
3679 | /* | |
3680 | * Make sure that this stream class's ID is currently unique in | |
3681 | * the trace. | |
3682 | */ | |
3683 | if (ctf_trace_class_borrow_stream_class_by_id(ctx->ctf_tc, stream_class->id)) { | |
3684 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate stream class (same ID): id=%" PRId64, | |
3685 | stream_class->id); | |
3686 | ret = -EINVAL; | |
3687 | goto error; | |
3688 | } | |
3689 | ||
3690 | g_ptr_array_add(ctx->ctf_tc->stream_classes, stream_class); | |
3691 | stream_class = NULL; | |
3692 | goto end; | |
e98a2d6e PP |
3693 | |
3694 | error: | |
4164020e SM |
3695 | ctf_stream_class_destroy(stream_class); |
3696 | stream_class = NULL; | |
e98a2d6e | 3697 | |
1e649dff | 3698 | end: |
4164020e | 3699 | return ret; |
e98a2d6e PP |
3700 | } |
3701 | ||
4164020e SM |
3702 | static int visit_trace_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node, |
3703 | int *set) | |
e98a2d6e | 3704 | { |
4164020e SM |
3705 | int ret = 0; |
3706 | char *left = NULL; | |
3707 | uint64_t val; | |
3708 | ||
3709 | switch (node->type) { | |
3710 | case NODE_TYPEDEF: | |
3711 | ret = visit_field_class_def(ctx, node->u.field_class_def.field_class_specifier_list, | |
3712 | &node->u.field_class_def.field_class_declarators); | |
3713 | if (ret) { | |
3714 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3715 | node, "Cannot add field class found in trace (`trace` block)."); | |
3716 | goto error; | |
3717 | } | |
3718 | break; | |
3719 | case NODE_TYPEALIAS: | |
3720 | ret = visit_field_class_alias(ctx, node->u.field_class_alias.target, | |
3721 | node->u.field_class_alias.alias); | |
3722 | if (ret) { | |
3723 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3724 | node, "Cannot add field class alias found in trace (`trace` block)."); | |
3725 | goto error; | |
3726 | } | |
3727 | break; | |
3728 | case NODE_CTF_EXPRESSION: | |
3729 | { | |
3730 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
3731 | if (!left) { | |
3732 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
3733 | ret = -EINVAL; | |
3734 | goto error; | |
3735 | } | |
3736 | ||
3737 | if (strcmp(left, "major") == 0) { | |
3738 | if (_IS_SET(set, _TRACE_MAJOR_SET)) { | |
3739 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "major", "trace"); | |
3740 | ret = -EPERM; | |
3741 | goto error; | |
3742 | } | |
3743 | ||
3744 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3745 | if (ret) { | |
3746 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3747 | node, "Unexpected unary expression for trace's `major` attribute."); | |
3748 | ret = -EINVAL; | |
3749 | goto error; | |
3750 | } | |
3751 | ||
3752 | if (val != 1) { | |
3753 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3754 | "Invalid trace's `minor` attribute: expecting 1."); | |
3755 | ret = -EINVAL; | |
3756 | goto error; | |
3757 | } | |
3758 | ||
3759 | ctx->ctf_tc->major = val; | |
3760 | _SET(set, _TRACE_MAJOR_SET); | |
3761 | } else if (strcmp(left, "minor") == 0) { | |
3762 | if (_IS_SET(set, _TRACE_MINOR_SET)) { | |
3763 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "minor", "trace"); | |
3764 | ret = -EPERM; | |
3765 | goto error; | |
3766 | } | |
3767 | ||
3768 | ret = get_unary_unsigned(ctx, &node->u.ctf_expression.right, &val); | |
3769 | if (ret) { | |
3770 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3771 | node, "Unexpected unary expression for trace's `minor` attribute."); | |
3772 | ret = -EINVAL; | |
3773 | goto error; | |
3774 | } | |
3775 | ||
3776 | if (val != 8) { | |
3777 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3778 | "Invalid trace's `minor` attribute: expecting 8."); | |
3779 | ret = -EINVAL; | |
3780 | goto error; | |
3781 | } | |
3782 | ||
3783 | ctx->ctf_tc->minor = val; | |
3784 | _SET(set, _TRACE_MINOR_SET); | |
3785 | } else if (strcmp(left, "uuid") == 0) { | |
3786 | if (_IS_SET(set, _TRACE_UUID_SET)) { | |
3787 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "uuid", "trace"); | |
3788 | ret = -EPERM; | |
3789 | goto error; | |
3790 | } | |
3791 | ||
3792 | ret = get_unary_uuid(ctx, &node->u.ctf_expression.right, ctx->ctf_tc->uuid); | |
3793 | if (ret) { | |
3794 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Invalid trace's `uuid` attribute."); | |
3795 | goto error; | |
3796 | } | |
3797 | ||
3798 | ctx->ctf_tc->is_uuid_set = true; | |
3799 | _SET(set, _TRACE_UUID_SET); | |
3800 | } else if (strcmp(left, "byte_order") == 0) { | |
3801 | /* Default byte order is already known at this stage */ | |
3802 | if (_IS_SET(set, _TRACE_BYTE_ORDER_SET)) { | |
3803 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
3804 | ret = -EPERM; | |
3805 | goto error; | |
3806 | } | |
3807 | ||
3808 | BT_ASSERT(ctx->ctf_tc->default_byte_order != CTF_BYTE_ORDER_UNKNOWN); | |
3809 | _SET(set, _TRACE_BYTE_ORDER_SET); | |
3810 | } else if (strcmp(left, "packet.header") == 0) { | |
3811 | if (_IS_SET(set, _TRACE_PACKET_HEADER_SET)) { | |
3812 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate `packet.header` entry in trace."); | |
3813 | ret = -EPERM; | |
3814 | goto error; | |
3815 | } | |
3816 | ||
3817 | ret = visit_field_class_specifier_list( | |
3818 | ctx, _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings), | |
3819 | &ctx->ctf_tc->packet_header_fc); | |
3820 | if (ret) { | |
3821 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3822 | "Cannot create trace's packet header field class."); | |
3823 | goto error; | |
3824 | } | |
3825 | ||
3826 | BT_ASSERT(ctx->ctf_tc->packet_header_fc); | |
3827 | _SET(set, _TRACE_PACKET_HEADER_SET); | |
3828 | } else { | |
3829 | _BT_COMP_LOGW_NODE(node, | |
3830 | "Unknown attribute in stream class: " | |
3831 | "attr-name=\"%s\"", | |
3832 | left); | |
3833 | } | |
3834 | ||
3835 | g_free(left); | |
3836 | left = NULL; | |
3837 | break; | |
3838 | } | |
3839 | default: | |
3840 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unknown expression in trace."); | |
3841 | ret = -EINVAL; | |
3842 | goto error; | |
3843 | } | |
3844 | ||
3845 | return 0; | |
e98a2d6e PP |
3846 | |
3847 | error: | |
4164020e SM |
3848 | g_free(left); |
3849 | return ret; | |
e98a2d6e PP |
3850 | } |
3851 | ||
4164020e | 3852 | static int visit_trace_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3853 | { |
4164020e SM |
3854 | int ret = 0; |
3855 | int set = 0; | |
3856 | struct ctf_node *iter; | |
3857 | struct bt_list_head *decl_list = &node->u.trace.declaration_list; | |
3858 | ||
3859 | if (node->visited) { | |
3860 | goto end; | |
3861 | } | |
3862 | ||
3863 | node->visited = TRUE; | |
3864 | ||
3865 | if (ctx->is_trace_visited) { | |
3866 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
3867 | ret = -EEXIST; | |
3868 | goto error; | |
3869 | } | |
3870 | ||
3871 | _TRY_PUSH_SCOPE_OR_GOTO_ERROR(); | |
3872 | ||
3873 | bt_list_for_each_entry (iter, decl_list, siblings) { | |
3874 | ret = visit_trace_decl_entry(ctx, iter, &set); | |
3875 | if (ret) { | |
3876 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
3877 | "Cannot visit trace's entry (`trace` block): " | |
3878 | "ret=%d", | |
3879 | ret); | |
3880 | ctx_pop_scope(ctx); | |
3881 | goto error; | |
3882 | } | |
3883 | } | |
3884 | ||
3885 | ctx_pop_scope(ctx); | |
3886 | ||
3887 | if (!_IS_SET(&set, _TRACE_MAJOR_SET)) { | |
3888 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3889 | "Missing `major` attribute in trace (`trace` block)."); | |
3890 | ret = -EPERM; | |
3891 | goto error; | |
3892 | } | |
3893 | ||
3894 | if (!_IS_SET(&set, _TRACE_MINOR_SET)) { | |
3895 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3896 | "Missing `minor` attribute in trace (`trace` block)."); | |
3897 | ret = -EPERM; | |
3898 | goto error; | |
3899 | } | |
3900 | ||
3901 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
3902 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
3903 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
3904 | ret = -EPERM; | |
3905 | goto error; | |
3906 | } | |
3907 | ||
3908 | ctx->is_trace_visited = true; | |
e98a2d6e PP |
3909 | |
3910 | end: | |
4164020e | 3911 | return 0; |
e98a2d6e PP |
3912 | |
3913 | error: | |
4164020e | 3914 | return ret; |
e98a2d6e PP |
3915 | } |
3916 | ||
4164020e | 3917 | static int visit_env(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
e98a2d6e | 3918 | { |
4164020e SM |
3919 | int ret = 0; |
3920 | char *left = NULL; | |
3921 | struct ctf_node *entry_node; | |
3922 | struct bt_list_head *decl_list = &node->u.env.declaration_list; | |
3923 | ||
3924 | if (node->visited) { | |
3925 | goto end; | |
3926 | } | |
3927 | ||
3928 | node->visited = TRUE; | |
3929 | ||
3930 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
3931 | struct bt_list_head *right_head = &entry_node->u.ctf_expression.right; | |
3932 | ||
3933 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
3934 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
3935 | "Wrong expression in environment entry: " | |
3936 | "node-type=%d", | |
3937 | entry_node->type); | |
3938 | ret = -EPERM; | |
3939 | goto error; | |
3940 | } | |
3941 | ||
3942 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
3943 | if (!left) { | |
3944 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot get environment entry's name."); | |
3945 | ret = -EINVAL; | |
3946 | goto error; | |
3947 | } | |
3948 | ||
3949 | if (is_unary_string(right_head)) { | |
3950 | char *right = ctf_ast_concatenate_unary_strings(right_head); | |
3951 | ||
3952 | if (!right) { | |
3953 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3954 | entry_node, | |
3955 | "Unexpected unary expression for environment entry's value: " | |
3956 | "name=\"%s\"", | |
3957 | left); | |
3958 | ret = -EINVAL; | |
3959 | goto error; | |
3960 | } | |
3961 | ||
3962 | if (strcmp(left, "tracer_name") == 0) { | |
3963 | if (strncmp(right, "lttng", 5) == 0) { | |
3964 | BT_COMP_LOGI("Detected LTTng trace from `%s` environment value: " | |
3965 | "tracer-name=\"%s\"", | |
3966 | left, right); | |
3967 | ctx->is_lttng = true; | |
3968 | } | |
3969 | } | |
3970 | ||
3971 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR, | |
3972 | right, 0); | |
3973 | g_free(right); | |
3974 | } else if (is_unary_unsigned(right_head) || is_unary_signed(right_head)) { | |
3975 | int64_t v; | |
3976 | ||
3977 | if (is_unary_unsigned(right_head)) { | |
3978 | ret = get_unary_unsigned(ctx, right_head, (uint64_t *) &v); | |
3979 | } else { | |
3980 | ret = get_unary_signed(right_head, &v); | |
3981 | } | |
3982 | if (ret) { | |
3983 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
3984 | entry_node, | |
3985 | "Unexpected unary expression for environment entry's value: " | |
3986 | "name=\"%s\"", | |
3987 | left); | |
3988 | ret = -EINVAL; | |
3989 | goto error; | |
3990 | } | |
3991 | ||
3992 | ctf_trace_class_append_env_entry(ctx->ctf_tc, left, CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT, | |
3993 | NULL, v); | |
3994 | } else { | |
3995 | _BT_COMP_LOGW_NODE(entry_node, | |
3996 | "Environment entry has unknown type: " | |
3997 | "name=\"%s\"", | |
3998 | left); | |
3999 | } | |
4000 | ||
4001 | g_free(left); | |
4002 | left = NULL; | |
4003 | } | |
e98a2d6e PP |
4004 | |
4005 | end: | |
4164020e | 4006 | return 0; |
e98a2d6e PP |
4007 | |
4008 | error: | |
4164020e SM |
4009 | g_free(left); |
4010 | return ret; | |
e98a2d6e PP |
4011 | } |
4012 | ||
4164020e | 4013 | static int set_trace_byte_order(struct ctf_visitor_generate_ir *ctx, struct ctf_node *trace_node) |
e98a2d6e | 4014 | { |
4164020e SM |
4015 | int ret = 0; |
4016 | int set = 0; | |
4017 | char *left = NULL; | |
4018 | struct ctf_node *node; | |
4019 | struct bt_list_head *decl_list = &trace_node->u.trace.declaration_list; | |
4020 | ||
4021 | bt_list_for_each_entry (node, decl_list, siblings) { | |
4022 | if (node->type == NODE_CTF_EXPRESSION) { | |
4023 | struct ctf_node *right_node; | |
4024 | ||
4025 | left = ctf_ast_concatenate_unary_strings(&node->u.ctf_expression.left); | |
4026 | if (!left) { | |
4027 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Cannot concatenate unary strings."); | |
4028 | ret = -EINVAL; | |
4029 | goto error; | |
4030 | } | |
4031 | ||
4032 | if (strcmp(left, "byte_order") == 0) { | |
4033 | enum ctf_byte_order bo; | |
4034 | ||
4035 | if (_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4036 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(node, "byte_order", "trace"); | |
4037 | ret = -EPERM; | |
4038 | goto error; | |
4039 | } | |
4040 | ||
4041 | _SET(&set, _TRACE_BYTE_ORDER_SET); | |
4042 | right_node = | |
4043 | _BT_LIST_FIRST_ENTRY(&node->u.ctf_expression.right, struct ctf_node, siblings); | |
4044 | bo = byte_order_from_unary_expr(ctx, right_node); | |
4045 | if (bo == CTF_BYTE_ORDER_UNKNOWN) { | |
4046 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4047 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4048 | "expecting `le`, `be`, or `network`."); | |
4049 | ret = -EINVAL; | |
4050 | goto error; | |
4051 | } else if (bo == CTF_BYTE_ORDER_DEFAULT) { | |
4052 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4053 | node, "Invalid `byte_order` attribute in trace (`trace` block): " | |
4054 | "cannot be set to `native` here."); | |
4055 | ret = -EPERM; | |
4056 | goto error; | |
4057 | } | |
4058 | ||
4059 | ctx->ctf_tc->default_byte_order = bo; | |
4060 | } | |
4061 | ||
4062 | g_free(left); | |
4063 | left = NULL; | |
4064 | } | |
4065 | } | |
4066 | ||
4067 | if (!_IS_SET(&set, _TRACE_BYTE_ORDER_SET)) { | |
4068 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(trace_node, | |
4069 | "Missing `byte_order` attribute in trace (`trace` block)."); | |
4070 | ret = -EINVAL; | |
4071 | goto error; | |
4072 | } | |
4073 | ||
4074 | return 0; | |
e98a2d6e PP |
4075 | |
4076 | error: | |
4164020e SM |
4077 | g_free(left); |
4078 | return ret; | |
e98a2d6e PP |
4079 | } |
4080 | ||
4164020e SM |
4081 | static int visit_clock_decl_entry(struct ctf_visitor_generate_ir *ctx, struct ctf_node *entry_node, |
4082 | struct ctf_clock_class *clock, int *set, int64_t *offset_seconds, | |
4083 | uint64_t *offset_cycles) | |
e98a2d6e | 4084 | { |
4164020e SM |
4085 | int ret = 0; |
4086 | char *left = NULL; | |
4087 | ||
4088 | if (entry_node->type != NODE_CTF_EXPRESSION) { | |
4089 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Unexpected node type: node-type=%d", | |
4090 | entry_node->type); | |
4091 | ret = -EPERM; | |
4092 | goto error; | |
4093 | } | |
4094 | ||
4095 | left = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.left); | |
4096 | if (!left) { | |
4097 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot concatenate unary strings."); | |
4098 | ret = -EINVAL; | |
4099 | goto error; | |
4100 | } | |
4101 | ||
4102 | if (strcmp(left, "name") == 0) { | |
4103 | char *right; | |
4104 | ||
4105 | if (_IS_SET(set, _CLOCK_NAME_SET)) { | |
4106 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "name", "clock class"); | |
4107 | ret = -EPERM; | |
4108 | goto error; | |
4109 | } | |
4110 | ||
4111 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4112 | if (!right) { | |
4113 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4114 | entry_node, "Unexpected unary expression for clock class's `name` attribute."); | |
4115 | ret = -EINVAL; | |
4116 | goto error; | |
4117 | } | |
4118 | ||
4119 | g_string_assign(clock->name, right); | |
4120 | g_free(right); | |
4121 | _SET(set, _CLOCK_NAME_SET); | |
4122 | } else if (strcmp(left, "uuid") == 0) { | |
4123 | bt_uuid_t uuid; | |
4124 | ||
4125 | if (_IS_SET(set, _CLOCK_UUID_SET)) { | |
4126 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "uuid", "clock class"); | |
4127 | ret = -EPERM; | |
4128 | goto error; | |
4129 | } | |
4130 | ||
4131 | ret = get_unary_uuid(ctx, &entry_node->u.ctf_expression.right, uuid); | |
4132 | if (ret) { | |
4133 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Invalid clock class's `uuid` attribute."); | |
4134 | goto error; | |
4135 | } | |
4136 | ||
4137 | clock->has_uuid = true; | |
4138 | bt_uuid_copy(clock->uuid, uuid); | |
4139 | _SET(set, _CLOCK_UUID_SET); | |
4140 | } else if (strcmp(left, "description") == 0) { | |
4141 | char *right; | |
4142 | ||
4143 | if (_IS_SET(set, _CLOCK_DESCRIPTION_SET)) { | |
4144 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "description", "clock class"); | |
4145 | ret = -EPERM; | |
4146 | goto error; | |
4147 | } | |
4148 | ||
4149 | right = ctf_ast_concatenate_unary_strings(&entry_node->u.ctf_expression.right); | |
4150 | if (!right) { | |
4151 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4152 | entry_node, | |
4153 | "Unexpected unary expression for clock class's `description` attribute."); | |
4154 | ret = -EINVAL; | |
4155 | goto error; | |
4156 | } | |
4157 | ||
4158 | g_string_assign(clock->description, right); | |
4159 | g_free(right); | |
4160 | _SET(set, _CLOCK_DESCRIPTION_SET); | |
4161 | } else if (strcmp(left, "freq") == 0) { | |
4162 | uint64_t freq = UINT64_C(-1); | |
4163 | ||
4164 | if (_IS_SET(set, _CLOCK_FREQ_SET)) { | |
4165 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "freq", "clock class"); | |
4166 | ret = -EPERM; | |
4167 | goto error; | |
4168 | } | |
4169 | ||
4170 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &freq); | |
4171 | if (ret) { | |
4172 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4173 | entry_node, "Unexpected unary expression for clock class's `freq` attribute."); | |
4174 | ret = -EINVAL; | |
4175 | goto error; | |
4176 | } | |
4177 | ||
4178 | if (freq == UINT64_C(-1) || freq == 0) { | |
4179 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, | |
4180 | "Invalid clock class frequency: freq=%" PRIu64, freq); | |
4181 | ret = -EINVAL; | |
4182 | goto error; | |
4183 | } | |
4184 | ||
4185 | clock->frequency = freq; | |
4186 | _SET(set, _CLOCK_FREQ_SET); | |
4187 | } else if (strcmp(left, "precision") == 0) { | |
4188 | uint64_t precision; | |
4189 | ||
4190 | if (_IS_SET(set, _CLOCK_PRECISION_SET)) { | |
4191 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "precision", "clock class"); | |
4192 | ret = -EPERM; | |
4193 | goto error; | |
4194 | } | |
4195 | ||
4196 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, &precision); | |
4197 | if (ret) { | |
4198 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4199 | entry_node, "Unexpected unary expression for clock class's `precision` attribute."); | |
4200 | ret = -EINVAL; | |
4201 | goto error; | |
4202 | } | |
4203 | ||
4204 | clock->precision = precision; | |
4205 | _SET(set, _CLOCK_PRECISION_SET); | |
4206 | } else if (strcmp(left, "offset_s") == 0) { | |
4207 | if (_IS_SET(set, _CLOCK_OFFSET_S_SET)) { | |
4208 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset_s", "clock class"); | |
4209 | ret = -EPERM; | |
4210 | goto error; | |
4211 | } | |
4212 | ||
4213 | ret = get_unary_signed(&entry_node->u.ctf_expression.right, offset_seconds); | |
4214 | if (ret) { | |
4215 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4216 | entry_node, "Unexpected unary expression for clock class's `offset_s` attribute."); | |
4217 | ret = -EINVAL; | |
4218 | goto error; | |
4219 | } | |
4220 | ||
4221 | _SET(set, _CLOCK_OFFSET_S_SET); | |
4222 | } else if (strcmp(left, "offset") == 0) { | |
4223 | if (_IS_SET(set, _CLOCK_OFFSET_SET)) { | |
4224 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "offset", "clock class"); | |
4225 | ret = -EPERM; | |
4226 | goto error; | |
4227 | } | |
4228 | ||
4229 | ret = get_unary_unsigned(ctx, &entry_node->u.ctf_expression.right, offset_cycles); | |
4230 | if (ret) { | |
4231 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4232 | entry_node, "Unexpected unary expression for clock class's `offset` attribute."); | |
4233 | ret = -EINVAL; | |
4234 | goto error; | |
4235 | } | |
4236 | ||
4237 | _SET(set, _CLOCK_OFFSET_SET); | |
4238 | } else if (strcmp(left, "absolute") == 0) { | |
4239 | struct ctf_node *right; | |
4240 | ||
4241 | if (_IS_SET(set, _CLOCK_ABSOLUTE_SET)) { | |
4242 | _BT_COMP_LOGE_APPEND_CAUSE_DUP_ATTR(entry_node, "absolute", "clock class"); | |
4243 | ret = -EPERM; | |
4244 | goto error; | |
4245 | } | |
4246 | ||
4247 | right = | |
4248 | _BT_LIST_FIRST_ENTRY(&entry_node->u.ctf_expression.right, struct ctf_node, siblings); | |
4249 | ret = get_boolean(ctx, right); | |
4250 | if (ret < 0) { | |
4251 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4252 | entry_node, "Unexpected unary expression for clock class's `absolute` attribute."); | |
4253 | ret = -EINVAL; | |
4254 | goto error; | |
4255 | } | |
4256 | ||
4257 | clock->is_absolute = ret; | |
4258 | _SET(set, _CLOCK_ABSOLUTE_SET); | |
4259 | } else { | |
4260 | _BT_COMP_LOGW_NODE(entry_node, "Unknown attribute in clock class: attr-name=\"%s\"", left); | |
4261 | } | |
4262 | ||
4263 | g_free(left); | |
4264 | left = NULL; | |
4265 | return 0; | |
e98a2d6e PP |
4266 | |
4267 | error: | |
4164020e SM |
4268 | g_free(left); |
4269 | return ret; | |
e98a2d6e PP |
4270 | } |
4271 | ||
4164020e | 4272 | static inline uint64_t cycles_from_ns(uint64_t frequency, uint64_t ns) |
92540773 | 4273 | { |
4164020e | 4274 | uint64_t cycles; |
92540773 | 4275 | |
4164020e SM |
4276 | /* 1GHz */ |
4277 | if (frequency == UINT64_C(1000000000)) { | |
4278 | cycles = ns; | |
4279 | } else { | |
4280 | cycles = (uint64_t) (((double) ns * (double) frequency) / 1e9); | |
4281 | } | |
92540773 | 4282 | |
4164020e | 4283 | return cycles; |
92540773 JD |
4284 | } |
4285 | ||
4164020e SM |
4286 | static void calibrate_clock_class_offsets(int64_t *offset_seconds, uint64_t *offset_cycles, |
4287 | uint64_t freq) | |
44c440bc | 4288 | { |
4164020e SM |
4289 | if (*offset_cycles >= freq) { |
4290 | const uint64_t s_in_offset_cycles = *offset_cycles / freq; | |
44c440bc | 4291 | |
4164020e SM |
4292 | *offset_seconds += (int64_t) s_in_offset_cycles; |
4293 | *offset_cycles -= (s_in_offset_cycles * freq); | |
4294 | } | |
44c440bc PP |
4295 | } |
4296 | ||
4164020e SM |
4297 | static void apply_clock_class_is_absolute(struct ctf_visitor_generate_ir *ctx, |
4298 | struct ctf_clock_class *clock) | |
c0aa240b | 4299 | { |
4164020e SM |
4300 | if (ctx->decoder_config.force_clock_class_origin_unix_epoch) { |
4301 | clock->is_absolute = true; | |
4302 | } | |
c0aa240b | 4303 | |
4164020e | 4304 | return; |
c0aa240b FD |
4305 | } |
4306 | ||
4164020e SM |
4307 | static void apply_clock_class_offset(struct ctf_visitor_generate_ir *ctx, |
4308 | struct ctf_clock_class *clock) | |
92540773 | 4309 | { |
4164020e SM |
4310 | uint64_t freq; |
4311 | int64_t offset_s_to_apply = ctx->decoder_config.clock_class_offset_s; | |
4312 | uint64_t offset_ns_to_apply; | |
4313 | int64_t cur_offset_s; | |
4314 | uint64_t cur_offset_cycles; | |
4315 | ||
4316 | if (ctx->decoder_config.clock_class_offset_s == 0 && | |
4317 | ctx->decoder_config.clock_class_offset_ns == 0) { | |
4318 | goto end; | |
4319 | } | |
4320 | ||
4321 | /* Transfer nanoseconds to seconds as much as possible */ | |
4322 | if (ctx->decoder_config.clock_class_offset_ns < 0) { | |
4323 | const int64_t abs_ns = -ctx->decoder_config.clock_class_offset_ns; | |
4324 | const int64_t abs_extra_s = abs_ns / INT64_C(1000000000) + 1; | |
4325 | const int64_t extra_s = -abs_extra_s; | |
4326 | const int64_t offset_ns = | |
4327 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4328 | ||
4329 | BT_ASSERT(offset_ns > 0); | |
4330 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4331 | offset_s_to_apply += extra_s; | |
4332 | } else { | |
4333 | const int64_t extra_s = ctx->decoder_config.clock_class_offset_ns / INT64_C(1000000000); | |
4334 | const int64_t offset_ns = | |
4335 | ctx->decoder_config.clock_class_offset_ns - (extra_s * INT64_C(1000000000)); | |
4336 | ||
4337 | BT_ASSERT(offset_ns >= 0); | |
4338 | offset_ns_to_apply = (uint64_t) offset_ns; | |
4339 | offset_s_to_apply += extra_s; | |
4340 | } | |
4341 | ||
4342 | freq = clock->frequency; | |
4343 | cur_offset_s = clock->offset_seconds; | |
4344 | cur_offset_cycles = clock->offset_cycles; | |
4345 | ||
4346 | /* Apply offsets */ | |
4347 | cur_offset_s += offset_s_to_apply; | |
4348 | cur_offset_cycles += cycles_from_ns(freq, offset_ns_to_apply); | |
4349 | ||
4350 | /* | |
4351 | * Recalibrate offsets because the part in cycles can be greater | |
4352 | * than the frequency at this point. | |
4353 | */ | |
4354 | calibrate_clock_class_offsets(&cur_offset_s, &cur_offset_cycles, freq); | |
4355 | ||
4356 | /* Set final offsets */ | |
4357 | clock->offset_seconds = cur_offset_s; | |
4358 | clock->offset_cycles = cur_offset_cycles; | |
92540773 JD |
4359 | |
4360 | end: | |
4164020e | 4361 | return; |
92540773 JD |
4362 | } |
4363 | ||
4164020e | 4364 | static int visit_clock_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *clock_node) |
e98a2d6e | 4365 | { |
4164020e SM |
4366 | int ret = 0; |
4367 | int set = 0; | |
4368 | struct ctf_clock_class *clock; | |
4369 | struct ctf_node *entry_node; | |
4370 | struct bt_list_head *decl_list = &clock_node->u.clock.declaration_list; | |
4371 | const char *clock_class_name; | |
4372 | int64_t offset_seconds = 0; | |
4373 | uint64_t offset_cycles = 0; | |
4374 | uint64_t freq; | |
4375 | ||
4376 | if (clock_node->visited) { | |
4377 | return 0; | |
4378 | } | |
4379 | ||
4380 | clock_node->visited = TRUE; | |
4381 | ||
4382 | /* CTF 1.8's default frequency for a clock class is 1 GHz */ | |
4383 | clock = ctf_clock_class_create(); | |
4384 | if (!clock) { | |
4385 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Cannot create default clock class."); | |
4386 | ret = -ENOMEM; | |
4387 | goto end; | |
4388 | } | |
4389 | ||
4390 | bt_list_for_each_entry (entry_node, decl_list, siblings) { | |
4391 | ret = visit_clock_decl_entry(ctx, entry_node, clock, &set, &offset_seconds, &offset_cycles); | |
4392 | if (ret) { | |
4393 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(entry_node, "Cannot visit clock class's entry: ret=%d", | |
4394 | ret); | |
4395 | goto end; | |
4396 | } | |
4397 | } | |
4398 | ||
4399 | if (!_IS_SET(&set, _CLOCK_NAME_SET)) { | |
4400 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(clock_node, "Missing `name` attribute in clock class."); | |
4401 | ret = -EPERM; | |
4402 | goto end; | |
4403 | } | |
4404 | ||
4405 | clock_class_name = clock->name->str; | |
4406 | BT_ASSERT(clock_class_name); | |
4407 | if (ctx->is_lttng && strcmp(clock_class_name, "monotonic") == 0) { | |
4408 | /* | |
4409 | * Old versions of LTTng forgot to set its clock class | |
4410 | * as absolute, even if it is. This is important because | |
4411 | * it's a condition to be able to sort messages | |
4412 | * from different sources. | |
4413 | */ | |
4414 | clock->is_absolute = true; | |
4415 | } | |
4416 | ||
4417 | /* | |
4418 | * Adjust offsets so that the part in cycles is less than the | |
4419 | * frequency (move to the part in seconds). | |
4420 | */ | |
4421 | freq = clock->frequency; | |
4422 | calibrate_clock_class_offsets(&offset_seconds, &offset_cycles, freq); | |
4423 | BT_ASSERT(offset_cycles < clock->frequency); | |
4424 | clock->offset_seconds = offset_seconds; | |
4425 | clock->offset_cycles = offset_cycles; | |
4426 | apply_clock_class_offset(ctx, clock); | |
4427 | apply_clock_class_is_absolute(ctx, clock); | |
4428 | g_ptr_array_add(ctx->ctf_tc->clock_classes, clock); | |
4429 | clock = NULL; | |
e98a2d6e | 4430 | |
44c440bc | 4431 | end: |
4164020e SM |
4432 | if (clock) { |
4433 | ctf_clock_class_destroy(clock); | |
4434 | } | |
0f2d58c9 | 4435 | |
4164020e | 4436 | return ret; |
e98a2d6e PP |
4437 | } |
4438 | ||
4164020e | 4439 | static int visit_root_decl(struct ctf_visitor_generate_ir *ctx, struct ctf_node *root_decl_node) |
e98a2d6e | 4440 | { |
4164020e SM |
4441 | int ret = 0; |
4442 | ||
4443 | if (root_decl_node->visited) { | |
4444 | goto end; | |
4445 | } | |
4446 | ||
4447 | root_decl_node->visited = TRUE; | |
4448 | ||
4449 | switch (root_decl_node->type) { | |
4450 | case NODE_TYPEDEF: | |
4451 | ret = | |
4452 | visit_field_class_def(ctx, root_decl_node->u.field_class_def.field_class_specifier_list, | |
4453 | &root_decl_node->u.field_class_def.field_class_declarators); | |
4454 | if (ret) { | |
4455 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4456 | "Cannot add field class found in root scope."); | |
4457 | goto end; | |
4458 | } | |
4459 | break; | |
4460 | case NODE_TYPEALIAS: | |
4461 | ret = visit_field_class_alias(ctx, root_decl_node->u.field_class_alias.target, | |
4462 | root_decl_node->u.field_class_alias.alias); | |
4463 | if (ret) { | |
4464 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4465 | "Cannot add field class alias found in root scope."); | |
4466 | goto end; | |
4467 | } | |
4468 | break; | |
4469 | case NODE_TYPE_SPECIFIER_LIST: | |
4470 | { | |
4471 | struct ctf_field_class *decl = NULL; | |
4472 | ||
4473 | /* | |
4474 | * Just add the field class specifier to the root | |
4475 | * declaration scope. Put local reference. | |
4476 | */ | |
4477 | ret = visit_field_class_specifier_list(ctx, root_decl_node, &decl); | |
4478 | if (ret) { | |
4479 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, | |
4480 | "Cannot visit root scope's field class: " | |
4481 | "ret=%d", | |
4482 | ret); | |
4483 | BT_ASSERT(!decl); | |
4484 | goto end; | |
4485 | } | |
4486 | ||
4487 | ctf_field_class_destroy(decl); | |
4488 | decl = NULL; | |
4489 | break; | |
4490 | } | |
4491 | default: | |
4492 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(root_decl_node, "Unexpected node type: node-type=%d", | |
4493 | root_decl_node->type); | |
4494 | ret = -EPERM; | |
4495 | goto end; | |
4496 | } | |
e98a2d6e PP |
4497 | |
4498 | end: | |
4164020e | 4499 | return ret; |
e98a2d6e PP |
4500 | } |
4501 | ||
1e649dff | 4502 | BT_HIDDEN |
4164020e SM |
4503 | struct ctf_visitor_generate_ir * |
4504 | ctf_visitor_generate_ir_create(const struct ctf_metadata_decoder_config *decoder_config) | |
e98a2d6e | 4505 | { |
4164020e | 4506 | struct ctf_visitor_generate_ir *ctx = NULL; |
e98a2d6e | 4507 | |
4164020e SM |
4508 | /* Create visitor's context */ |
4509 | ctx = ctx_create(decoder_config); | |
4510 | if (!ctx) { | |
4511 | BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, decoder_config->log_level, decoder_config->self_comp, | |
4512 | "Cannot create visitor's context."); | |
4513 | goto error; | |
4514 | } | |
e98a2d6e | 4515 | |
4164020e | 4516 | goto end; |
1e649dff PP |
4517 | |
4518 | error: | |
4164020e SM |
4519 | ctx_destroy(ctx); |
4520 | ctx = NULL; | |
1e649dff PP |
4521 | |
4522 | end: | |
4164020e | 4523 | return ctx; |
1e649dff PP |
4524 | } |
4525 | ||
4526 | BT_HIDDEN | |
4527 | void ctf_visitor_generate_ir_destroy(struct ctf_visitor_generate_ir *visitor) | |
4528 | { | |
4164020e | 4529 | ctx_destroy(visitor); |
1e649dff PP |
4530 | } |
4531 | ||
4532 | BT_HIDDEN | |
4164020e | 4533 | bt_trace_class *ctf_visitor_generate_ir_get_ir_trace_class(struct ctf_visitor_generate_ir *ctx) |
1e649dff | 4534 | { |
4164020e | 4535 | BT_ASSERT_DBG(ctx); |
41693723 | 4536 | |
4164020e SM |
4537 | if (ctx->trace_class) { |
4538 | bt_trace_class_get_ref(ctx->trace_class); | |
4539 | } | |
41693723 | 4540 | |
4164020e | 4541 | return ctx->trace_class; |
1e649dff PP |
4542 | } |
4543 | ||
44c440bc | 4544 | BT_HIDDEN |
4164020e SM |
4545 | struct ctf_trace_class * |
4546 | ctf_visitor_generate_ir_borrow_ctf_trace_class(struct ctf_visitor_generate_ir *ctx) | |
44c440bc | 4547 | { |
4164020e SM |
4548 | BT_ASSERT_DBG(ctx); |
4549 | BT_ASSERT_DBG(ctx->ctf_tc); | |
4550 | return ctx->ctf_tc; | |
44c440bc PP |
4551 | } |
4552 | ||
1e649dff | 4553 | BT_HIDDEN |
4164020e | 4554 | int ctf_visitor_generate_ir_visit_node(struct ctf_visitor_generate_ir *ctx, struct ctf_node *node) |
1e649dff | 4555 | { |
4164020e SM |
4556 | int ret = 0; |
4557 | ||
4558 | BT_COMP_LOGI_STR("Visiting metadata's AST to generate CTF IR objects."); | |
4559 | ||
4560 | switch (node->type) { | |
4561 | case NODE_ROOT: | |
4562 | { | |
4563 | struct ctf_node *iter; | |
4564 | bool got_trace_decl = false; | |
4565 | ||
4566 | /* | |
4567 | * The first thing we need is the native byte order of | |
4568 | * the trace block, because early class aliases can have | |
4569 | * a `byte_order` attribute set to `native`. If we don't | |
4570 | * have the native byte order yet, and we don't have any | |
4571 | * trace block yet, then fail with EINCOMPLETE. | |
4572 | */ | |
4573 | if (ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_UNKNOWN) { | |
4574 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4575 | if (got_trace_decl) { | |
4576 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Duplicate trace (`trace` block)."); | |
4577 | ret = -1; | |
4578 | goto end; | |
4579 | } | |
4580 | ||
4581 | ret = set_trace_byte_order(ctx, iter); | |
4582 | if (ret) { | |
4583 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, | |
4584 | "Cannot set trace's native byte order: " | |
4585 | "ret=%d", | |
4586 | ret); | |
4587 | goto end; | |
4588 | } | |
4589 | ||
4590 | got_trace_decl = true; | |
4591 | } | |
4592 | ||
4593 | if (!got_trace_decl) { | |
4594 | BT_COMP_LOGD_STR("Incomplete AST: need trace (`trace` block)."); | |
4595 | ret = -EINCOMPLETE; | |
4596 | goto end; | |
4597 | } | |
4598 | } | |
4599 | ||
4600 | BT_ASSERT(ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_LITTLE || | |
4601 | ctx->ctf_tc->default_byte_order == CTF_BYTE_ORDER_BIG); | |
4602 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4603 | ||
4604 | /* Environment */ | |
4605 | bt_list_for_each_entry (iter, &node->u.root.env, siblings) { | |
4606 | ret = visit_env(ctx, iter); | |
4607 | if (ret) { | |
4608 | _BT_COMP_LOGE_APPEND_CAUSE_NODE( | |
4609 | iter, | |
4610 | "Cannot visit trace's environment (`env` block) entry: " | |
4611 | "ret=%d", | |
4612 | ret); | |
4613 | goto end; | |
4614 | } | |
4615 | } | |
4616 | ||
4617 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4618 | ||
4619 | /* | |
4620 | * Visit clock blocks. | |
4621 | */ | |
4622 | bt_list_for_each_entry (iter, &node->u.root.clock, siblings) { | |
4623 | ret = visit_clock_decl(ctx, iter); | |
4624 | if (ret) { | |
4625 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit clock class: ret=%d", ret); | |
4626 | goto end; | |
4627 | } | |
4628 | } | |
4629 | ||
4630 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4631 | ||
4632 | /* | |
4633 | * Visit root declarations next, as they can be used by any | |
4634 | * following entity. | |
4635 | */ | |
4636 | bt_list_for_each_entry (iter, &node->u.root.declaration_list, siblings) { | |
4637 | ret = visit_root_decl(ctx, iter); | |
4638 | if (ret) { | |
4639 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit root entry: ret=%d", ret); | |
4640 | goto end; | |
4641 | } | |
4642 | } | |
4643 | ||
4644 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4645 | ||
4646 | /* Callsite blocks are not supported */ | |
4647 | bt_list_for_each_entry (iter, &node->u.root.callsite, siblings) { | |
4648 | _BT_COMP_LOGW_NODE(iter, "\"callsite\" blocks are not supported as of this version."); | |
4649 | } | |
4650 | ||
4651 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4652 | ||
4653 | /* Trace */ | |
4654 | bt_list_for_each_entry (iter, &node->u.root.trace, siblings) { | |
4655 | ret = visit_trace_decl(ctx, iter); | |
4656 | if (ret) { | |
4657 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, | |
4658 | "Cannot visit trace (`trace` block): " | |
4659 | "ret=%d", | |
4660 | ret); | |
4661 | goto end; | |
4662 | } | |
4663 | } | |
4664 | ||
4665 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4666 | ||
4667 | /* Streams */ | |
4668 | bt_list_for_each_entry (iter, &node->u.root.stream, siblings) { | |
4669 | ret = visit_stream_decl(ctx, iter); | |
4670 | if (ret) { | |
4671 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit stream class: ret=%d", ret); | |
4672 | goto end; | |
4673 | } | |
4674 | } | |
4675 | ||
4676 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4677 | ||
4678 | /* Events */ | |
4679 | bt_list_for_each_entry (iter, &node->u.root.event, siblings) { | |
4680 | ret = visit_event_decl(ctx, iter); | |
4681 | if (ret) { | |
4682 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(iter, "Cannot visit event class: ret=%d", ret); | |
4683 | goto end; | |
4684 | } | |
4685 | } | |
4686 | ||
4687 | BT_ASSERT(ctx->current_scope && !ctx->current_scope->parent_scope); | |
4688 | break; | |
4689 | } | |
4690 | default: | |
4691 | _BT_COMP_LOGE_APPEND_CAUSE_NODE(node, "Unexpected node type: node-type=%d", node->type); | |
4692 | ret = -EINVAL; | |
4693 | goto end; | |
4694 | } | |
4695 | ||
4696 | /* Update default clock classes */ | |
4697 | ret = ctf_trace_class_update_default_clock_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4698 | if (ret) { | |
4699 | ret = -EINVAL; | |
4700 | goto end; | |
4701 | } | |
4702 | ||
4703 | /* Update trace class meanings */ | |
4704 | ret = ctf_trace_class_update_meanings(ctx->ctf_tc); | |
4705 | if (ret) { | |
4706 | ret = -EINVAL; | |
4707 | goto end; | |
4708 | } | |
4709 | ||
4710 | /* Update stream class configuration */ | |
4711 | ret = ctf_trace_class_update_stream_class_config(ctx->ctf_tc); | |
4712 | if (ret) { | |
4713 | ret = -EINVAL; | |
4714 | goto end; | |
4715 | } | |
4716 | ||
4717 | /* Update text arrays and sequences */ | |
4718 | ret = ctf_trace_class_update_text_array_sequence(ctx->ctf_tc); | |
4719 | if (ret) { | |
4720 | ret = -EINVAL; | |
4721 | goto end; | |
4722 | } | |
4723 | ||
4724 | /* Update structure/array/sequence alignments */ | |
4725 | ret = ctf_trace_class_update_alignments(ctx->ctf_tc); | |
4726 | if (ret) { | |
4727 | ret = -EINVAL; | |
4728 | goto end; | |
4729 | } | |
4730 | ||
4731 | /* Resolve sequence lengths and variant tags */ | |
4732 | ret = ctf_trace_class_resolve_field_classes(ctx->ctf_tc, &ctx->log_cfg); | |
4733 | if (ret) { | |
4734 | ret = -EINVAL; | |
4735 | goto end; | |
4736 | } | |
4737 | ||
4738 | if (ctx->trace_class) { | |
4739 | /* | |
4740 | * Update "in IR" for field classes. | |
4741 | * | |
4742 | * If we have no IR trace class, then we'll have no way | |
4743 | * to create IR fields anyway, so we leave all the | |
4744 | * `in_ir` members false. | |
4745 | */ | |
4746 | ret = ctf_trace_class_update_in_ir(ctx->ctf_tc); | |
4747 | if (ret) { | |
4748 | ret = -EINVAL; | |
4749 | goto end; | |
4750 | } | |
4751 | } | |
4752 | ||
4753 | /* Update saved value indexes */ | |
4754 | ret = ctf_trace_class_update_value_storing_indexes(ctx->ctf_tc); | |
4755 | if (ret) { | |
4756 | ret = -EINVAL; | |
4757 | goto end; | |
4758 | } | |
4759 | ||
4760 | /* Validate what we have so far */ | |
4761 | ret = ctf_trace_class_validate(ctx->ctf_tc, &ctx->log_cfg); | |
4762 | if (ret) { | |
4763 | ret = -EINVAL; | |
4764 | goto end; | |
4765 | } | |
4766 | ||
4767 | /* | |
4768 | * If there are fields which are not related to the CTF format | |
4769 | * itself in the packet header and in event header field | |
4770 | * classes, warn about it because they are never translated. | |
4771 | */ | |
4772 | ctf_trace_class_warn_meaningless_header_fields(ctx->ctf_tc, &ctx->log_cfg); | |
4773 | ||
4774 | if (ctx->trace_class) { | |
4775 | /* Copy new CTF metadata -> new IR metadata */ | |
4776 | ret = ctf_trace_class_translate(ctx->log_cfg.self_comp, ctx->trace_class, ctx->ctf_tc); | |
4777 | if (ret) { | |
4778 | ret = -EINVAL; | |
4779 | goto end; | |
4780 | } | |
4781 | } | |
e98a2d6e | 4782 | |
1e649dff | 4783 | end: |
4164020e | 4784 | return ret; |
e98a2d6e | 4785 | } |