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