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05628561 MD |
1 | /* |
2 | * ctf-visitor-generate-io-struct.c | |
3 | * | |
4 | * Common Trace Format Metadata Visitor (generate I/O structures). | |
5 | * | |
6 | * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | */ | |
18 | ||
19 | #include <stdio.h> | |
20 | #include <unistd.h> | |
21 | #include <string.h> | |
22 | #include <stdlib.h> | |
23 | #include <assert.h> | |
24 | #include <glib.h> | |
25 | #include <inttypes.h> | |
add40b62 | 26 | #include <endian.h> |
05628561 MD |
27 | #include <errno.h> |
28 | #include <babeltrace/list.h> | |
41253107 | 29 | #include <uuid/uuid.h> |
05628561 MD |
30 | #include "ctf-scanner.h" |
31 | #include "ctf-parser.h" | |
32 | #include "ctf-ast.h" | |
33 | ||
34 | #define fprintf_dbg(fd, fmt, args...) fprintf(fd, "%s: " fmt, __func__, ## args) | |
35 | ||
de47353a MD |
36 | #define _cds_list_first_entry(ptr, type, member) \ |
37 | cds_list_entry((ptr)->next, type, member) | |
05628561 | 38 | |
a3cca9e9 MD |
39 | static |
40 | struct declaration *ctf_declaration_specifier_visit(FILE *fd, | |
add40b62 | 41 | int depth, struct cds_list_head *head, |
ab4cf058 MD |
42 | struct declaration_scope *declaration_scope, |
43 | struct ctf_trace *trace); | |
a3cca9e9 | 44 | |
05628561 | 45 | /* |
41253107 | 46 | * String returned must be freed by the caller using g_free. |
05628561 MD |
47 | */ |
48 | static | |
add40b62 | 49 | char *concatenate_unary_strings(struct cds_list_head *head) |
05628561 | 50 | { |
41253107 MD |
51 | struct ctf_node *node; |
52 | GString *str; | |
53 | int i = 0; | |
54 | ||
55 | str = g_string_new(); | |
56 | cds_list_for_each_entry(node, head, siblings) { | |
57 | char *src_string; | |
58 | ||
59 | assert(node->type == NODE_UNARY_EXPRESSION); | |
60 | assert(node->u.unary_expression.type == UNARY_STRING); | |
61 | assert((node->u.unary_expression.link == UNARY_LINK_UNKNOWN) | |
62 | ^ (i != 0)) | |
63 | switch (node->u.unary_expression.link) { | |
64 | case UNARY_DOTLINK: | |
65 | g_string_append(str, ".") | |
66 | break; | |
67 | case UNARY_ARROWLINK: | |
68 | g_string_append(str, "->") | |
69 | break; | |
70 | case UNARY_DOTDOTDOT: | |
71 | g_string_append(str, "...") | |
72 | break; | |
73 | } | |
74 | src_string = u.unary_expression.u.string; | |
75 | g_string_append(str, src_string); | |
76 | i++; | |
77 | } | |
78 | return g_string_free(str, FALSE); | |
05628561 MD |
79 | } |
80 | ||
81 | static | |
add40b62 | 82 | int get_unary_unsigned(struct cds_list_head *head, uint64_t *value) |
05628561 | 83 | { |
41253107 MD |
84 | struct ctf_node *node; |
85 | int i = 0; | |
86 | ||
87 | cds_list_for_each_entry(node, head, siblings) { | |
88 | assert(node->type == NODE_UNARY_EXPRESSION); | |
89 | assert(node->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT); | |
90 | assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN); | |
91 | assert(i == 0); | |
92 | *value = node->u.unary_expression.unsigned_constant | |
93 | i++; | |
94 | } | |
95 | return 0; | |
05628561 MD |
96 | } |
97 | ||
98 | static | |
add40b62 | 99 | int get_unary_uuid(struct cds_list_head *head, uuid_t *uuid) |
05628561 | 100 | { |
41253107 MD |
101 | struct ctf_node *node; |
102 | int i = 0; | |
103 | int ret = -1; | |
104 | ||
105 | cds_list_for_each_entry(node, head, siblings) { | |
106 | const char *src_string; | |
107 | ||
108 | assert(node->type == NODE_UNARY_EXPRESSION); | |
109 | assert(node->u.unary_expression.type == UNARY_STRING); | |
110 | assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN); | |
111 | assert(i == 0); | |
112 | src_string = u.unary_expression.u.string; | |
113 | ret = uuid_parse(u.unary_expression.u.string, *uuid); | |
114 | } | |
115 | return ret; | |
05628561 MD |
116 | } |
117 | ||
118 | static | |
119 | struct ctf_stream *trace_stream_lookup(struct ctf_trace *trace, uint64_t stream_id) | |
120 | { | |
121 | if (trace->streams->len <= stream_id) | |
122 | return NULL; | |
123 | return g_ptr_array_index(trace->streams, stream_id); | |
124 | } | |
125 | ||
add40b62 MD |
126 | static |
127 | void visit_declaration_specifier(struct cds_list_head *declaration_specifier, GString *str) | |
128 | { | |
129 | struct ctf_node *iter; | |
130 | int alias_item_nr = 0; | |
131 | int err; | |
132 | ||
133 | cds_list_for_each_entry(iter, declaration_specifier, siblings) { | |
134 | if (alias_item_nr != 0) | |
135 | g_string_append(str, " "); | |
136 | alias_item_nr++; | |
137 | ||
138 | switch (iter->type) { | |
139 | case NODE_TYPE_SPECIFIER: | |
140 | switch (iter->u.type_specifier.type) { | |
141 | case TYPESPEC_VOID: | |
142 | g_string_append(str, "void"); | |
143 | break; | |
144 | case TYPESPEC_CHAR: | |
145 | g_string_append(str, "char"); | |
146 | break; | |
147 | case TYPESPEC_SHORT: | |
148 | g_string_append(str, "short"); | |
149 | break; | |
150 | case TYPESPEC_INT: | |
151 | g_string_append(str, "int"); | |
152 | break; | |
153 | case TYPESPEC_LONG: | |
154 | g_string_append(str, "long"); | |
155 | break; | |
156 | case TYPESPEC_FLOAT: | |
157 | g_string_append(str, "float"); | |
158 | break; | |
159 | case TYPESPEC_DOUBLE: | |
160 | g_string_append(str, "double"); | |
161 | break; | |
162 | case TYPESPEC_SIGNED: | |
163 | g_string_append(str, "signed"); | |
164 | break; | |
165 | case TYPESPEC_UNSIGNED: | |
166 | g_string_append(str, "unsigned"); | |
167 | break; | |
168 | case TYPESPEC_BOOL: | |
169 | g_string_append(str, "bool"); | |
170 | break; | |
171 | case TYPESPEC_COMPLEX: | |
172 | g_string_append(str, "_Complex"); | |
173 | break; | |
174 | case TYPESPEC_IMAGINARY: | |
175 | g_string_append(str, "_Imaginary"); | |
176 | break; | |
177 | case TYPESPEC_CONST: | |
178 | g_string_append(str, "const"); | |
179 | break; | |
180 | case TYPESPEC_ID_TYPE: | |
181 | if (iter->u.type_specifier.id_type) | |
182 | g_string_append(str, iter->u.type_specifier.id_type); | |
183 | break; | |
184 | default: | |
185 | fprintf(stderr, "[error] %s: unknown specifier\n", __func__); | |
186 | err = -EINVAL; | |
187 | goto error; | |
188 | } | |
189 | break; | |
190 | case NODE_ENUM: | |
191 | if (!iter->u._enum.enum_id) { | |
192 | fprintf(stderr, "[error] %s: unexpected empty enum ID\n", __func__); | |
193 | err = -EINVAL; | |
194 | goto error; | |
195 | } | |
196 | g_string_append(str, "enum "); | |
197 | g_string_append(str, iter->u._enum.enum_id); | |
198 | break; | |
199 | case NODE_VARIANT: | |
200 | if (!iter->u.variant.name) { | |
201 | fprintf(stderr, "[error] %s: unexpected empty variant name\n", __func__); | |
202 | err = -EINVAL; | |
203 | goto error; | |
204 | } | |
205 | g_string_append(str, "variant "); | |
206 | g_string_append(str, iter->u.variant.name); | |
207 | break; | |
208 | case NODE_STRUCT: | |
209 | if (!iter->u._struct.name) { | |
210 | fprintf(stderr, "[error] %s: unexpected empty variant name\n", __func__); | |
211 | err = -EINVAL; | |
212 | goto error; | |
213 | } | |
214 | g_string_append(str, "struct "); | |
215 | g_string_append(str, iter->u._struct.name); | |
216 | break; | |
217 | default: | |
218 | fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type); | |
219 | err = -EINVAL; | |
220 | goto error; | |
221 | } | |
222 | } | |
223 | return 0; | |
224 | error: | |
225 | return err; | |
226 | } | |
227 | ||
228 | static | |
8fdba45b | 229 | GQuark create_typealias_identifier(FILE *fd, int depth, |
add40b62 MD |
230 | struct cds_list_head *declaration_specifier, |
231 | struct ctf_node *node_type_declarator) | |
232 | { | |
233 | GString *str; | |
234 | const char *str_c; | |
235 | GQuark alias_q; | |
236 | int ret; | |
237 | ||
238 | str = g_string_new(); | |
239 | ret = visit_declaration_specifier(declaration_specifier, str); | |
240 | if (ret) { | |
241 | g_string_free(str, TRUE); | |
242 | return 0; | |
243 | } | |
244 | cds_list_for_each_entry(iter, &node_type_declarator->u.type_declarator.pointers, siblings) { | |
245 | g_string_append(str, " *"); | |
246 | if (iter->u.pointer.const_qualifier) | |
247 | g_string_append(str, " const"); | |
248 | } | |
249 | str_c = g_string_free(str, FALSE); | |
250 | alias_q = g_quark_from_string(str_c); | |
251 | g_free(str_c); | |
252 | return alias_q; | |
253 | } | |
254 | ||
a3cca9e9 | 255 | static |
8fdba45b | 256 | struct declaration *ctf_type_declarator_visit(FILE *fd, int depth, |
a3cca9e9 MD |
257 | struct cds_list_head *declaration_specifier, |
258 | GQuark *field_name, | |
259 | struct ctf_node *node_type_declarator, | |
add40b62 | 260 | struct declaration_scope *declaration_scope, |
e397791f MD |
261 | struct declaration *nested_declaration, |
262 | struct ctf_trace *trace) | |
a3cca9e9 MD |
263 | { |
264 | /* | |
265 | * Visit type declarator by first taking care of sequence/array | |
266 | * (recursively). Then, when we get to the identifier, take care | |
267 | * of pointers. | |
268 | */ | |
269 | ||
e397791f MD |
270 | if (node_type_declarator) { |
271 | assert(node_type_declarator->u.type_declarator.type != TYPEDEC_UNKNOWN); | |
add40b62 | 272 | |
e397791f MD |
273 | /* TODO: gcc bitfields not supported yet. */ |
274 | if (node_type_declarator->u.type_declarator.bitfield_len != NULL) { | |
275 | fprintf(stderr, "[error] %s: gcc bitfields are not supported yet.\n", __func__); | |
276 | return NULL; | |
277 | } | |
add40b62 | 278 | } |
a3cca9e9 MD |
279 | |
280 | if (!nested_declaration) { | |
e397791f | 281 | if (node_type_declarator && !cds_list_empty(&node_type_declarator->u.type_declarator.pointers)) { |
add40b62 MD |
282 | GQuark alias_q; |
283 | ||
a3cca9e9 MD |
284 | /* |
285 | * If we have a pointer declarator, it _has_ to be present in | |
286 | * the typealiases (else fail). | |
287 | */ | |
add40b62 MD |
288 | alias_q = create_typealias_identifier(fd, depth, |
289 | declaration_specifier, node_type_declarator); | |
290 | nested_declaration = lookup_declaration(alias_q, declaration_scope); | |
291 | if (!nested_declaration) { | |
292 | fprintf(stderr, "[error] %s: cannot find typealias \"%s\".\n", __func__, g_quark_to_string(alias_q)); | |
293 | return NULL; | |
294 | } | |
a3cca9e9 | 295 | } else { |
e397791f MD |
296 | nested_declaration = ctf_declaration_specifier_visit(fd, depth, |
297 | declaration_specifier, declaration_scope, trace); | |
a3cca9e9 | 298 | } |
a3cca9e9 MD |
299 | } |
300 | ||
e397791f MD |
301 | if (!node_type_declarator) |
302 | return nested_declaration; | |
303 | ||
a3cca9e9 MD |
304 | if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) { |
305 | if (node_type_declarator->u.type_declarator.u.id) | |
306 | *field_name = g_quark_from_string(node_type_declarator->u.type_declarator.u.id); | |
307 | else | |
308 | *field_name = 0; | |
309 | return nested_declaration; | |
310 | } else { | |
311 | struct declaration *declaration; | |
312 | struct node *length; | |
313 | ||
314 | /* TYPEDEC_NESTED */ | |
315 | ||
316 | /* create array/sequence, pass nested_declaration as child. */ | |
317 | length = node_type_declarator->u.type_declarator.u.nested.length; | |
318 | if (length) { | |
319 | switch (length->type) { | |
320 | case NODE_UNARY_EXPRESSION: | |
e397791f MD |
321 | { |
322 | struct declaration_array *array_declaration; | |
323 | size_t len; | |
324 | ||
325 | if (length->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
326 | fprintf(stderr, "[error] %s: array: unexpected unary expression.\n", __func__); | |
327 | return NULL; | |
328 | } | |
329 | len = length->u.unary_expression.u.unsigned_constant; | |
330 | array_declaration = array_declaration_new(len, nested_declaration, | |
331 | declaration_scope); | |
332 | declaration = &array_declaration->p; | |
a3cca9e9 | 333 | break; |
e397791f MD |
334 | } |
335 | case NODE_INTEGER: | |
a3cca9e9 | 336 | case NODE_TYPE_SPECIFIER: |
e397791f MD |
337 | { |
338 | struct declaration_sequence *sequence_declaration; | |
339 | struct declaration_integer *integer_declaration; | |
340 | GQuark dummy_id; | |
341 | ||
342 | declaration = ctf_type_declarator_visit(fd, depth, | |
343 | length, | |
344 | &dummy_id, NULL, | |
345 | declaration_scope, | |
346 | NULL, trace); | |
347 | assert(declaration->id == CTF_TYPE_INTEGER); | |
348 | integer_declaration = container_of(declaration, struct declaration_integer, p); | |
349 | declaration_sequence = sequence_declaration_new(integer_declaration, | |
350 | nested_declaration, declaration_scope); | |
351 | declaration = &declaration_sequence->p; | |
a3cca9e9 | 352 | break; |
e397791f | 353 | } |
a3cca9e9 MD |
354 | default: |
355 | assert(0); | |
356 | } | |
357 | } | |
358 | ||
359 | /* Pass it as content of outer container */ | |
360 | declaration = ctf_type_declarator_visit(fd, depth, | |
361 | declaration_specifier, field_name, | |
362 | node_type_declarator->u.type_declarator.u.nested.type_declarator, | |
e397791f | 363 | declaration_scope, declaration, trace); |
a3cca9e9 MD |
364 | return declaration; |
365 | } | |
366 | } | |
367 | ||
368 | static | |
8fdba45b | 369 | int ctf_struct_type_declarators_visit(FILE *fd, int depth, |
a3cca9e9 MD |
370 | struct declaration_struct *struct_declaration, |
371 | struct cds_list_head *declaration_specifier, | |
372 | struct cds_list_head *type_declarators, | |
e397791f MD |
373 | struct declaration_scope *declaration_scope, |
374 | struct ctf_trace *trace) | |
a3cca9e9 MD |
375 | { |
376 | struct ctf_node *iter; | |
377 | GQuark field_name; | |
378 | ||
379 | cds_list_for_each_entry(iter, type_declarators, siblings) { | |
380 | struct declaration *field_declaration; | |
381 | ||
382 | field_declaration = ctf_type_declarator_visit(fd, depth, | |
383 | declaration_specifier, | |
384 | &field_name, iter, | |
385 | struct_declaration->scope, | |
e397791f | 386 | NULL, trace); |
a3cca9e9 MD |
387 | struct_declaration_add_field(struct_declaration, |
388 | g_quark_to_string(field_name), | |
389 | field_declaration); | |
390 | } | |
add40b62 MD |
391 | return 0; |
392 | } | |
a3cca9e9 | 393 | |
add40b62 | 394 | static |
8fdba45b | 395 | int ctf_variant_type_declarators_visit(FILE *fd, int depth, |
add40b62 MD |
396 | struct declaration_variant *variant_declaration, |
397 | struct cds_list_head *declaration_specifier, | |
398 | struct cds_list_head *type_declarators, | |
e397791f MD |
399 | struct declaration_scope *declaration_scope, |
400 | struct ctf_trace *trace) | |
add40b62 MD |
401 | { |
402 | struct ctf_node *iter; | |
403 | GQuark field_name; | |
404 | ||
405 | cds_list_for_each_entry(iter, type_declarators, siblings) { | |
406 | struct declaration *field_declaration; | |
407 | ||
408 | field_declaration = ctf_type_declarator_visit(fd, depth, | |
409 | declaration_specifier, | |
410 | &field_name, iter, | |
411 | variant_declaration->scope, | |
e397791f | 412 | NULL, trace); |
add40b62 MD |
413 | variant_declaration_add_field(variant_declaration, |
414 | g_quark_to_string(field_name), | |
415 | field_declaration); | |
416 | } | |
a3cca9e9 MD |
417 | return 0; |
418 | } | |
419 | ||
420 | static | |
8fdba45b | 421 | int ctf_typedef_visit(FILE *fd, int depth, struct declaration_scope *scope, |
a3cca9e9 | 422 | struct cds_list_head *declaration_specifier, |
e397791f MD |
423 | struct cds_list_head *type_declarators, |
424 | struct ctf_trace *trace) | |
a3cca9e9 MD |
425 | { |
426 | struct ctf_node *iter; | |
427 | GQuark identifier; | |
428 | ||
429 | cds_list_for_each_entry(iter, type_declarators, siblings) { | |
430 | struct declaration *type_declaration; | |
431 | int ret; | |
432 | ||
433 | type_declaration = ctf_type_declarator_visit(fd, depth, | |
434 | declaration_specifier, | |
435 | &identifier, iter, | |
e397791f | 436 | scope, NULL, trace); |
a3cca9e9 MD |
437 | ret = register_declaration(identifier, type_declaration, scope); |
438 | if (ret) { | |
439 | type_declaration->declaration_free(type_declaration); | |
440 | return ret; | |
441 | } | |
442 | } | |
443 | return 0; | |
444 | } | |
445 | ||
446 | static | |
8fdba45b | 447 | int ctf_typealias_visit(FILE *fd, int depth, struct declaration_scope *scope, |
e397791f MD |
448 | struct ctf_node *target, struct ctf_node *alias, |
449 | struct ctf_trace *trace) | |
a3cca9e9 MD |
450 | { |
451 | struct declaration *type_declaration; | |
452 | struct ctf_node *iter, *node; | |
add40b62 | 453 | GQuark dummy_id; |
a3cca9e9 | 454 | GQuark alias_q; |
a3cca9e9 MD |
455 | |
456 | /* See ctf_visitor_type_declarator() in the semantic validator. */ | |
457 | ||
458 | /* | |
459 | * Create target type declaration. | |
460 | */ | |
461 | ||
462 | type_declaration = ctf_type_declarator_visit(fd, depth, | |
463 | &target->u.typealias_target.declaration_specifier, | |
464 | &dummy_id, &target->u.typealias_target.type_declarators, | |
e397791f | 465 | scope, NULL, trace); |
a3cca9e9 MD |
466 | if (!type_declaration) { |
467 | fprintf(stderr, "[error] %s: problem creating type declaration\n", __func__); | |
468 | err = -EINVAL; | |
469 | goto error; | |
470 | } | |
471 | /* | |
472 | * The semantic validator does not check whether the target is | |
473 | * abstract or not (if it has an identifier). Check it here. | |
474 | */ | |
475 | if (dummy_id != 0) { | |
476 | fprintf(stderr, "[error] %s: expecting empty identifier\n", __func__); | |
477 | err = -EINVAL; | |
478 | goto error; | |
479 | } | |
480 | /* | |
481 | * Create alias identifier. | |
482 | */ | |
a3cca9e9 MD |
483 | |
484 | node = _cds_list_first_entry(&alias->u.typealias_alias.type_declarators, | |
add40b62 MD |
485 | struct node, siblings); |
486 | alias_q = create_typealias_identifier(fd, depth, | |
487 | &alias->u.typealias_alias.declaration_specifier, node); | |
a3cca9e9 MD |
488 | ret = register_declaration(alias_q, type_declaration, scope); |
489 | if (ret) | |
490 | goto error; | |
491 | return 0; | |
492 | ||
493 | error: | |
494 | type_declaration->declaration_free(type_declaration); | |
495 | return ret; | |
496 | } | |
497 | ||
498 | static | |
8fdba45b | 499 | int ctf_struct_declaration_list_visit(FILE *fd, int depth, |
e397791f MD |
500 | struct ctf_node *iter, struct declaration_struct *struct_declaration, |
501 | struct ctf_trace *trace) | |
a3cca9e9 MD |
502 | { |
503 | struct declaration *declaration; | |
504 | int ret; | |
505 | ||
506 | switch (iter->type) { | |
507 | case NODE_TYPEDEF: | |
508 | /* For each declarator, declare type and add type to struct declaration scope */ | |
509 | ret = ctf_typedef_visit(fd, depth, | |
510 | struct_declaration->scope, | |
511 | &iter->u._typedef.declaration_specifier, | |
e397791f | 512 | &iter->u._typedef.type_declarators, trace); |
a3cca9e9 MD |
513 | if (ret) |
514 | return ret; | |
515 | break; | |
516 | case NODE_TYPEALIAS: | |
517 | /* Declare type with declarator and add type to struct declaration scope */ | |
518 | ret = ctf_typealias_visit(fd, depth, | |
519 | struct_declaration->scope, | |
520 | iter->u.typealias.target, | |
e397791f | 521 | iter->u.typealias.alias, trace); |
a3cca9e9 MD |
522 | if (ret) |
523 | return ret; | |
524 | break; | |
525 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
526 | /* Add field to structure declaration */ | |
527 | ret = ctf_struct_type_declarators_visit(fd, depth, | |
528 | struct_declaration, | |
529 | &iter->u.struct_or_variant_declaration.declaration_specifier, | |
e397791f | 530 | &iter->u.struct_or_variant_declaration.type_declarators, trace); |
a3cca9e9 MD |
531 | if (ret) |
532 | return ret; | |
533 | break; | |
534 | default: | |
535 | fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type); | |
536 | assert(0); | |
537 | } | |
538 | return 0; | |
539 | } | |
540 | ||
add40b62 | 541 | static |
8fdba45b | 542 | int ctf_variant_declaration_list_visit(FILE *fd, int depth, |
e397791f MD |
543 | struct ctf_node *iter, struct declaration_variant *variant_declaration, |
544 | struct ctf_trace *trace) | |
add40b62 MD |
545 | { |
546 | struct declaration *declaration; | |
547 | int ret; | |
548 | ||
549 | switch (iter->type) { | |
550 | case NODE_TYPEDEF: | |
551 | /* For each declarator, declare type and add type to variant declaration scope */ | |
552 | ret = ctf_typedef_visit(fd, depth, | |
553 | variant_declaration->scope, | |
554 | &iter->u._typedef.declaration_specifier, | |
e397791f | 555 | &iter->u._typedef.type_declarators, trace); |
add40b62 MD |
556 | if (ret) |
557 | return ret; | |
558 | break; | |
559 | case NODE_TYPEALIAS: | |
560 | /* Declare type with declarator and add type to variant declaration scope */ | |
561 | ret = ctf_typealias_visit(fd, depth, | |
562 | variant_declaration->scope, | |
563 | iter->u.typealias.target, | |
e397791f | 564 | iter->u.typealias.alias, trace); |
add40b62 MD |
565 | if (ret) |
566 | return ret; | |
567 | break; | |
568 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
569 | /* Add field to structure declaration */ | |
570 | ret = ctf_variant_type_declarators_visit(fd, depth, | |
571 | variant_declaration, | |
572 | &iter->u.struct_or_variant_declaration.declaration_specifier, | |
e397791f | 573 | &iter->u.struct_or_variant_declaration.type_declarators, trace); |
add40b62 MD |
574 | if (ret) |
575 | return ret; | |
576 | break; | |
577 | default: | |
578 | fprintf(stderr, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type); | |
579 | assert(0); | |
580 | } | |
581 | return 0; | |
582 | } | |
583 | ||
a3cca9e9 MD |
584 | static |
585 | struct declaration_struct *ctf_declaration_struct_visit(FILE *fd, | |
586 | int depth, const char *name, struct cds_list_head *declaration_list, | |
e397791f MD |
587 | int has_body, struct declaration_scope *declaration_scope, |
588 | struct ctf_trace *trace) | |
a3cca9e9 MD |
589 | { |
590 | struct declaration *declaration; | |
591 | struct declaration_struct *struct_declaration; | |
592 | struct ctf_node *iter; | |
593 | ||
594 | /* | |
595 | * For named struct (without body), lookup in | |
596 | * declaration scope. Don't take reference on struct | |
597 | * declaration: ref is only taken upon definition. | |
598 | */ | |
599 | if (!has_body) { | |
600 | assert(name); | |
601 | struct_declaration = | |
602 | lookup_struct_declaration(g_quark_from_string(name), | |
603 | declaration_scope); | |
604 | return struct_declaration; | |
605 | } else { | |
606 | /* For unnamed struct, create type */ | |
607 | /* For named struct (with body), create type and add to declaration scope */ | |
608 | if (name) { | |
609 | if (lookup_struct_declaration(g_quark_from_string(name), | |
610 | declaration_scope)) { | |
611 | ||
add40b62 | 612 | fprintf(stderr, "[error] %s: struct %s already declared in scope\n", __func__, name); |
a3cca9e9 MD |
613 | return NULL; |
614 | } | |
615 | } | |
616 | struct_declaration = struct_declaration_new(name, declaration_scope); | |
617 | cds_list_for_each_entry(iter, declaration_list, siblings) { | |
e397791f MD |
618 | ret = ctf_struct_declaration_list_visit(fd, depth + 1, iter, |
619 | struct_declaration, trace); | |
a3cca9e9 MD |
620 | if (ret) |
621 | goto error; | |
622 | } | |
623 | if (name) { | |
624 | ret = register_struct_declaration(g_quark_from_string(name), | |
625 | struct_declaration, | |
626 | declaration_scope); | |
627 | assert(!ret); | |
628 | } | |
629 | return struct_declaration; | |
630 | } | |
631 | error: | |
632 | struct_declaration->p.declaration_free(&struct_declaration->p); | |
633 | return NULL; | |
634 | } | |
635 | ||
05628561 | 636 | static |
add40b62 MD |
637 | struct declaration_variant *ctf_declaration_variant_visit(FILE *fd, |
638 | int depth, const char *name, struct cds_list_head *declaration_list, | |
e397791f MD |
639 | int has_body, struct declaration_scope *declaration_scope, |
640 | struct ctf_trace *trace) | |
05628561 | 641 | { |
a3cca9e9 | 642 | struct declaration *declaration; |
add40b62 MD |
643 | struct declaration_variant *variant_declaration; |
644 | struct ctf_node *iter; | |
de47353a | 645 | |
add40b62 MD |
646 | /* |
647 | * For named variant (without body), lookup in | |
648 | * declaration scope. Don't take reference on variant | |
649 | * declaration: ref is only taken upon definition. | |
650 | */ | |
651 | if (!has_body) { | |
652 | assert(name); | |
653 | variant_declaration = | |
654 | lookup_variant_declaration(g_quark_from_string(name), | |
655 | declaration_scope); | |
656 | return variant_declaration; | |
657 | } else { | |
de47353a | 658 | /* For unnamed variant, create type */ |
add40b62 MD |
659 | /* For named variant (with body), create type and add to declaration scope */ |
660 | if (name) { | |
661 | if (lookup_variant_declaration(g_quark_from_string(name), | |
662 | declaration_scope)) { | |
663 | ||
664 | fprintf(stderr, "[error] %s: variant %s already declared in scope\n", __func__, name); | |
665 | return NULL; | |
666 | } | |
667 | } | |
668 | variant_declaration = variant_declaration_new(name, declaration_scope); | |
669 | cds_list_for_each_entry(iter, declaration_list, siblings) { | |
e397791f MD |
670 | ret = ctf_variant_declaration_list_visit(fd, depth + 1, iter, |
671 | variant_declaration, trace); | |
add40b62 MD |
672 | if (ret) |
673 | goto error; | |
674 | } | |
675 | if (name) { | |
676 | ret = register_variant_declaration(g_quark_from_string(name), | |
677 | variant_declaration, | |
678 | declaration_scope); | |
679 | assert(!ret); | |
680 | } | |
681 | return variant_declaration; | |
de47353a | 682 | } |
add40b62 MD |
683 | error: |
684 | variant_declaration->p.declaration_free(&variant_declaration->p); | |
685 | return NULL; | |
05628561 MD |
686 | } |
687 | ||
05628561 | 688 | static |
8fdba45b | 689 | int ctf_enumerator_list_visit(FILE *fd, int depth, |
add40b62 MD |
690 | struct ctf_node *enumerator, |
691 | struct declaration_enum *enum_declaration) | |
692 | { | |
1cfda062 MD |
693 | GQuark q; |
694 | struct ctf_node *iter; | |
695 | ||
696 | q = g_quark_from_string(enumerator->u.enumerator.id); | |
697 | if (enum_declaration->integer->signedness) { | |
698 | int64_t start, end; | |
699 | int nr_vals = 0; | |
700 | ||
701 | cds_list_for_each_entry(iter, enumerator->u.enumerator.values, siblings) { | |
702 | int64_t *target; | |
703 | ||
704 | assert(iter->type == NODE_UNARY_EXPRESSION); | |
705 | if (nr_vals == 0) | |
706 | target = &start; | |
707 | else | |
708 | target = &end; | |
709 | ||
710 | switch (iter->u.unary_expression.type) { | |
711 | case UNARY_SIGNED_CONSTANT: | |
712 | *target = iter->u.unary_expression.u.signed_constant; | |
713 | break; | |
714 | case UNARY_UNSIGNED_CONSTANT: | |
715 | *target = iter->u.unary_expression.u.unsigned_constant; | |
716 | break; | |
717 | default: | |
718 | fprintf(stderr, "[error] %s: invalid enumerator\n", __func__); | |
719 | return -EINVAL; | |
720 | } | |
721 | if (nr_vals > 1) { | |
722 | fprintf(stderr, "[error] %s: invalid enumerator\n", __func__); | |
723 | return -EINVAL; | |
724 | } | |
725 | nr_vals++; | |
726 | } | |
727 | if (nr_vals == 1) | |
728 | end = start; | |
729 | enum_signed_insert(enum_declaration, start, end, q); | |
730 | } else | |
731 | uint64_t start, end; | |
732 | int nr_vals = 0; | |
733 | ||
734 | cds_list_for_each_entry(iter, enumerator->u.enumerator.values, siblings) { | |
735 | int64_t *target; | |
736 | ||
737 | assert(iter->type == NODE_UNARY_EXPRESSION); | |
738 | if (nr_vals == 0) | |
739 | target = &start; | |
740 | else | |
741 | target = &end; | |
742 | ||
743 | switch (iter->u.unary_expression.type) { | |
744 | case UNARY_UNSIGNED_CONSTANT: | |
745 | *target = iter->u.unary_expression.u.unsigned_constant; | |
746 | break; | |
747 | case UNARY_SIGNED_CONSTANT: | |
748 | /* | |
749 | * We don't accept signed constants for enums with unsigned | |
750 | * container type. | |
751 | */ | |
752 | fprintf(stderr, "[error] %s: invalid enumerator (signed constant encountered, but enum container type is unsigned)\n", __func__); | |
753 | return -EINVAL; | |
754 | default: | |
755 | fprintf(stderr, "[error] %s: invalid enumerator\n", __func__); | |
756 | return -EINVAL; | |
757 | } | |
758 | if (nr_vals > 1) { | |
759 | fprintf(stderr, "[error] %s: invalid enumerator\n", __func__); | |
760 | return -EINVAL; | |
761 | } | |
762 | nr_vals++; | |
763 | } | |
764 | if (nr_vals == 1) | |
765 | end = start; | |
766 | enum_unsigned_insert(enum_declaration, start, end, q); | |
767 | } | |
add40b62 MD |
768 | return 0; |
769 | } | |
770 | ||
771 | static | |
8fdba45b | 772 | struct declaration *ctf_declaration_enum_visit(FILE *fd, int depth, |
add40b62 | 773 | const char *name, |
1cfda062 | 774 | struct cds_list_head *container_type, |
add40b62 | 775 | struct cds_list_head *enumerator_list, |
1cfda062 MD |
776 | int has_body, |
777 | struct declaration_scope *declaration_scope, | |
778 | struct ctf_trace *trace) | |
05628561 | 779 | { |
add40b62 MD |
780 | struct declaration *declaration; |
781 | struct declaration_enum *enum_declaration; | |
782 | struct declaration_integer *integer_declaration; | |
1cfda062 MD |
783 | struct ctf_node *iter, *first; |
784 | GQuark dummy_id; | |
add40b62 | 785 | |
05628561 | 786 | /* |
add40b62 MD |
787 | * For named enum (without body), lookup in |
788 | * declaration scope. Don't take reference on enum | |
789 | * declaration: ref is only taken upon definition. | |
05628561 | 790 | */ |
add40b62 MD |
791 | if (!has_body) { |
792 | assert(name); | |
793 | enum_declaration = | |
794 | lookup_enum_declaration(g_quark_from_string(name), | |
795 | declaration_scope); | |
796 | return enum_declaration; | |
797 | } else { | |
798 | /* For unnamed enum, create type */ | |
799 | /* For named enum (with body), create type and add to declaration scope */ | |
800 | if (name) { | |
801 | if (lookup_enum_declaration(g_quark_from_string(name), | |
802 | declaration_scope)) { | |
803 | ||
804 | fprintf(stderr, "[error] %s: enum %s already declared in scope\n", __func__, name); | |
805 | return NULL; | |
806 | } | |
807 | } | |
1cfda062 MD |
808 | if (cds_list_empty(container_type)) { |
809 | fprintf(stderr, "[error] %s: missing container type for enumeration\n", __func__, name); | |
810 | return NULL; | |
811 | ||
812 | } | |
813 | first = _cds_list_first_entry(container_type, struct node, siblings); | |
814 | switch (first->type) { | |
815 | case NODE_INTEGER: | |
816 | case NODE_TYPE_SPECIFIER: | |
817 | declaration = ctf_type_declarator_visit(fd, depth, | |
818 | container_type, | |
e397791f | 819 | &dummy_id, NULL, |
1cfda062 | 820 | declaration_scope, |
e397791f | 821 | NULL, trace); |
1cfda062 MD |
822 | assert(declaration->id == CTF_TYPE_INTEGER); |
823 | integer_declaration = container_of(declaration, struct declaration_integer, p); | |
824 | break; | |
825 | } | |
826 | default: | |
827 | assert(0); | |
828 | } | |
add40b62 MD |
829 | enum_declaration = enum_declaration_new(name, integer_declaration); |
830 | declaration_unref(&integer_declaration->p); /* leave ref to enum */ | |
831 | cds_list_for_each_entry(iter, enumerator_list, siblings) { | |
832 | ret = ctf_enumerator_list_visit(fd, depth + 1, iter, enum_declaration); | |
833 | if (ret) | |
834 | goto error; | |
835 | } | |
836 | if (name) { | |
837 | ret = register_enum_declaration(g_quark_from_string(name), | |
838 | enum_declaration, | |
839 | declaration_scope); | |
840 | assert(!ret); | |
841 | } | |
842 | return enum_declaration; | |
05628561 | 843 | } |
add40b62 MD |
844 | error: |
845 | enum_declaration->p.declaration_free(&enum_declaration->p); | |
846 | return NULL; | |
05628561 MD |
847 | } |
848 | ||
849 | static | |
8fdba45b | 850 | struct declaration *ctf_declaration_type_specifier_visit(FILE *fd, int depth, |
add40b62 | 851 | struct cds_list_head *declaration_specifier, |
d20f5e59 | 852 | struct declaration_scope *declaration_scope) |
05628561 | 853 | { |
add40b62 MD |
854 | GString *str; |
855 | struct declaration *declaration; | |
856 | const char *str_c; | |
05628561 | 857 | |
add40b62 MD |
858 | str = g_string_new(); |
859 | ret = visit_declaration_specifier(declaration_specifier, str); | |
860 | if (ret) | |
861 | return NULL; | |
862 | str_c = g_string_free(str, FALSE); | |
863 | id_q = g_quark_from_string(str_c); | |
864 | g_free(str_c); | |
865 | declaration = lookup_declaration(id_q, declaration_scope); | |
866 | return declaration; | |
867 | } | |
868 | ||
ab4cf058 MD |
869 | /* |
870 | * Returns 0/1 boolean, or < 0 on error. | |
871 | */ | |
872 | static | |
8fdba45b | 873 | int get_boolean(FILE *fd, int depth, struct node *unary_expression) |
ab4cf058 MD |
874 | { |
875 | if (unary_expression->type != NODE_UNARY_EXPRESSION) { | |
876 | fprintf(stderr, "[error] %s: expecting unary expression\n", | |
877 | __func__); | |
878 | return -EINVAL; | |
879 | } | |
880 | switch (unary_expression->u.unary_expression.type) { | |
881 | case UNARY_UNSIGNED_CONSTANT: | |
882 | if (unary_expression->u.unary_expression.u.unsigned_constant == 0) | |
883 | return 0; | |
884 | else | |
885 | return 1; | |
886 | case UNARY_SIGNED_CONSTANT: | |
887 | if (unary_expression->u.unary_expression.u.signed_constant == 0) | |
888 | return 0; | |
889 | else | |
890 | return 1; | |
891 | case UNARY_STRING: | |
892 | if (!strcmp(unary_expression->u.unary_expression.u.string, "true")) | |
893 | return 1; | |
894 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "TRUE")) | |
895 | return 1; | |
896 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "false")) | |
897 | return 0; | |
898 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "FALSE")) | |
899 | return 0; | |
900 | else { | |
901 | fprintf(stderr, "[error] %s: unexpected string \"%s\"\n", | |
902 | __func__, unary_expression->u.unary_expression.u.string); | |
903 | return -EINVAL; | |
904 | } | |
905 | break; | |
906 | default: | |
907 | fprintf(stderr, "[error] %s: unexpected unary expression type\n", | |
908 | __func__); | |
909 | return -EINVAL; | |
910 | } | |
911 | ||
912 | } | |
913 | ||
914 | static | |
8fdba45b | 915 | int get_byte_order(FILE *fd, int depth, struct node *unary_expression) |
ab4cf058 MD |
916 | { |
917 | int byte_order; | |
918 | ||
919 | if (unary_expression->u.unary_expression.type != UNARY_STRING) { | |
920 | fprintf(stderr, "[error] %s: byte_order: expecting string\n", | |
921 | __func__); | |
922 | return -EINVAL; | |
923 | } | |
924 | if (!strcmp(unary_expression->u.unary_expression.u.string, "native")) | |
925 | byte_order = trace->byte_order; | |
926 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "network")) | |
927 | byte_order = BIG_ENDIAN; | |
928 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "be")) | |
929 | byte_order = BIG_ENDIAN; | |
930 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "le")) | |
931 | byte_order = LITTLE_ENDIAN; | |
932 | else { | |
933 | fprintf(stderr, "[error] %s: unexpected string \"%s\". Should be \"native\", \"network\", \"be\" or \"le\".\n", | |
934 | __func__, right->u.unary_expression.u.string); | |
935 | return -EINVAL; | |
936 | } | |
937 | return byte_order; | |
938 | } | |
939 | ||
add40b62 | 940 | static |
8fdba45b | 941 | struct declaration *ctf_declaration_integer_visit(FILE *fd, int depth, |
ab4cf058 MD |
942 | struct cds_list_head *expressions, |
943 | struct ctf_trace *trace) | |
add40b62 MD |
944 | { |
945 | struct node *expression; | |
ab4cf058 MD |
946 | uint64_t alignment, size; |
947 | int byte_order = trace->byte_order; | |
948 | int signedness = 0; | |
add40b62 MD |
949 | int has_alignment = 0, has_size = 0; |
950 | struct declaration_integer *integer_declaration; | |
951 | ||
952 | cds_list_for_each_entry(expression, expressions, siblings) { | |
953 | struct node *left, *right; | |
954 | ||
955 | left = expression->u.ctf_expression.left; | |
956 | right = expression->u.ctf_expression.right; | |
957 | assert(left->u.unary_expression.type == UNARY_STRING); | |
958 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
ab4cf058 MD |
959 | signedness = get_boolean(fd, depth, right); |
960 | if (signedness < 0) | |
961 | return NULL; | |
add40b62 | 962 | } else if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { |
ab4cf058 MD |
963 | byte_order = get_byte_order(fd, depth, right); |
964 | if (byte_order < 0) | |
965 | return NULL; | |
add40b62 | 966 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { |
ab4cf058 MD |
967 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
968 | fprintf(stderr, "[error] %s: size: expecting unsigned constant\n", | |
969 | __func__); | |
970 | return NULL; | |
971 | } | |
972 | size = right->u.unary_expression.u.unsigned_constant; | |
add40b62 MD |
973 | has_size = 1; |
974 | } else if (!strcmp(left->u.unary_expression.u.string, "align")) { | |
ab4cf058 MD |
975 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
976 | fprintf(stderr, "[error] %s: align: expecting unsigned constant\n", | |
977 | __func__); | |
978 | return NULL; | |
979 | } | |
980 | alignment = right->u.unary_expression.u.unsigned_constant; | |
add40b62 MD |
981 | has_alignment = 1; |
982 | } else { | |
983 | fprintf(stderr, "[error] %s: unknown attribute name %s\n", | |
984 | __func__, left->u.unary_expression.u.string); | |
985 | return NULL; | |
986 | } | |
05628561 | 987 | } |
add40b62 MD |
988 | if (!has_size) { |
989 | fprintf(stderr, "[error] %s: missing size attribute\n", __func__); | |
990 | return NULL; | |
991 | } | |
ab4cf058 MD |
992 | if (!has_alignment) { |
993 | if (size % CHAR_BIT) { | |
994 | /* bit-packed alignment */ | |
995 | alignment = 1; | |
996 | } else { | |
997 | /* byte-packed alignment */ | |
998 | alignment = CHAR_BIT; | |
999 | } | |
1000 | } | |
add40b62 MD |
1001 | integer_declaration = integer_declaration_new(size, |
1002 | byte_order, signedness, alignment); | |
1003 | return &integer_declaration->p; | |
05628561 MD |
1004 | } |
1005 | ||
ab4cf058 | 1006 | static |
8fdba45b | 1007 | struct declaration *ctf_declaration_floating_point_visit(FILE *fd, int depth, |
ab4cf058 MD |
1008 | struct cds_list_head *expressions, |
1009 | struct ctf_trace *trace) | |
1010 | { | |
1011 | struct node *expression; | |
1012 | uint64_t alignment, exp_dig, mant_dig, byte_order = trace->byte_order; | |
1013 | int has_alignment = 0, has_exp_dig = 0, has_mant_dig = 0; | |
1014 | struct declaration_float *float_declaration; | |
1015 | ||
1016 | cds_list_for_each_entry(expression, expressions, siblings) { | |
1017 | struct node *left, *right; | |
1018 | ||
1019 | left = expression->u.ctf_expression.left; | |
1020 | right = expression->u.ctf_expression.right; | |
1021 | assert(left->u.unary_expression.type == UNARY_STRING); | |
1022 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
1023 | byte_order = get_byte_order(fd, depth, right); | |
1024 | if (byte_order < 0) | |
1025 | return NULL; | |
1026 | } else if (!strcmp(left->u.unary_expression.u.string, "exp_dig")) { | |
1027 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
1028 | fprintf(stderr, "[error] %s: exp_dig: expecting unsigned constant\n", | |
1029 | __func__); | |
1030 | return NULL; | |
1031 | } | |
1032 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
1033 | has_exp_dig = 1; | |
1034 | } else if (!strcmp(left->u.unary_expression.u.string, "mant_dig")) { | |
1035 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
1036 | fprintf(stderr, "[error] %s: mant_dig: expecting unsigned constant\n", | |
1037 | __func__); | |
1038 | return NULL; | |
1039 | } | |
1040 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
1041 | has_mant_dig = 1; | |
1042 | } else if (!strcmp(left->u.unary_expression.u.string, "align")) { | |
1043 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
1044 | fprintf(stderr, "[error] %s: align: expecting unsigned constant\n", | |
1045 | __func__); | |
1046 | return NULL; | |
1047 | } | |
1048 | alignment = right->u.unary_expression.u.unsigned_constant; | |
1049 | has_alignment = 1; | |
1050 | } else { | |
1051 | fprintf(stderr, "[error] %s: unknown attribute name %s\n", | |
1052 | __func__, left->u.unary_expression.u.string); | |
1053 | return NULL; | |
1054 | } | |
1055 | } | |
1056 | if (!has_mant_dig) { | |
1057 | fprintf(stderr, "[error] %s: missing mant_dig attribute\n", __func__); | |
1058 | return NULL; | |
1059 | } | |
1060 | if (!has_exp_dig) { | |
1061 | fprintf(stderr, "[error] %s: missing exp_dig attribute\n", __func__); | |
1062 | return NULL; | |
1063 | } | |
1064 | if (!has_alignment) { | |
1065 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
1066 | /* bit-packed alignment */ | |
1067 | alignment = 1; | |
1068 | } else { | |
1069 | /* byte-packed alignment */ | |
1070 | alignment = CHAR_BIT; | |
1071 | } | |
1072 | } | |
1073 | float_declaration = float_declaration_new(mant_dig, exp_dig, | |
1074 | byte_order, alignment); | |
1075 | return &float_declaration->p; | |
1076 | } | |
1077 | ||
1078 | static | |
8fdba45b | 1079 | struct declaration *ctf_declaration_string_visit(FILE *fd, int depth, |
ab4cf058 MD |
1080 | struct cds_list_head *expressions, |
1081 | struct ctf_trace *trace) | |
1082 | { | |
1083 | struct node *expression; | |
1084 | const char *encoding_c = NULL; | |
1085 | enum ctf_string_encoding encoding = CTF_STRING_UTF8; | |
1086 | struct declaration_string *string_declaration; | |
1087 | ||
1088 | cds_list_for_each_entry(expression, expressions, siblings) { | |
1089 | struct node *left, *right; | |
1090 | ||
1091 | left = expression->u.ctf_expression.left; | |
1092 | right = expression->u.ctf_expression.right; | |
1093 | assert(left->u.unary_expression.type == UNARY_STRING); | |
1094 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
1095 | if (right->u.unary_expression.type != UNARY_UNSIGNED_STRING) { | |
1096 | fprintf(stderr, "[error] %s: encoding: expecting string\n", | |
1097 | __func__); | |
1098 | return NULL; | |
1099 | } | |
1100 | encoding_c = right->u.unary_expression.u.string; | |
1101 | } else { | |
1102 | fprintf(stderr, "[error] %s: unknown attribute name %s\n", | |
1103 | __func__, left->u.unary_expression.u.string); | |
1104 | return NULL; | |
1105 | } | |
1106 | } | |
1107 | if (encoding_c && !strcmp(encoding_c, "ASCII")) | |
1108 | encoding = CTF_STRING_ASCII; | |
1109 | string_declaration = string_declaration_new(encoding); | |
1110 | return &string_declaration->p; | |
1111 | } | |
1112 | ||
1113 | ||
add40b62 MD |
1114 | /* |
1115 | * Also add named variant, struct or enum to the current declaration scope. | |
1116 | */ | |
05628561 | 1117 | static |
add40b62 MD |
1118 | struct declaration *ctf_declaration_specifier_visit(FILE *fd, |
1119 | int depth, struct cds_list_head *head, | |
ab4cf058 MD |
1120 | struct declaration_scope *declaration_scope, |
1121 | struct ctf_trace *trace) | |
05628561 | 1122 | { |
add40b62 MD |
1123 | struct declaration *declaration; |
1124 | struct node *first; | |
d20f5e59 | 1125 | |
add40b62 | 1126 | first = _cds_list_first_entry(head, struct node, siblings); |
05628561 | 1127 | |
add40b62 MD |
1128 | switch (first->type) { |
1129 | case NODE_STRUCT: | |
1130 | return ctf_declaration_struct_visit(fd, depth, | |
1131 | first->u._struct.name, | |
1132 | &first->u._struct.declaration_list, | |
1133 | first->u._struct.has_body, | |
ab4cf058 MD |
1134 | declaration_scope, |
1135 | trace); | |
add40b62 MD |
1136 | case NODE_VARIANT: |
1137 | return ctf_declaration_variant_visit(fd, depth, | |
1138 | first->u.variant.name, | |
1139 | &first->u.variant.declaration_list, | |
1140 | first->u.variant.has_body, | |
ab4cf058 MD |
1141 | declaration_scope, |
1142 | trace); | |
add40b62 MD |
1143 | case NODE_ENUM: |
1144 | return ctf_declaration_enum_visit(fd, depth, | |
1145 | first->u._enum.enum_id, | |
1cfda062 | 1146 | &first->u._enum.container_type, |
add40b62 | 1147 | &first->u._enum.enumerator_list, |
ab4cf058 | 1148 | first->u._enum.has_body, |
1cfda062 | 1149 | declaration_scope, |
ab4cf058 | 1150 | trace); |
add40b62 MD |
1151 | case NODE_INTEGER: |
1152 | return ctf_declaration_integer_visit(fd, depth, | |
ab4cf058 MD |
1153 | &first->u.integer.expressions, trace); |
1154 | case NODE_FLOATING_POINT: | |
add40b62 | 1155 | return ctf_declaration_floating_point_visit(fd, depth, |
ab4cf058 MD |
1156 | &first->u.floating_point.expressions, trace); |
1157 | case NODE_STRING: | |
add40b62 | 1158 | return ctf_declaration_string_visit(fd, depth, |
ab4cf058 | 1159 | &first->u.string.expressions, trace); |
add40b62 MD |
1160 | case NODE_TYPE_SPECIFIER: |
1161 | return ctf_declaration_type_specifier_visit(fd, depth, | |
ab4cf058 | 1162 | head, declaration_scope, trace); |
add40b62 | 1163 | } |
05628561 MD |
1164 | } |
1165 | ||
1166 | static | |
1167 | int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_event *event, struct ctf_trace *trace) | |
1168 | { | |
1169 | int ret = 0; | |
1170 | ||
1171 | switch (node->type) { | |
1172 | case NODE_TYPEDEF: | |
1173 | ret = ctf_typedef_visit(fd, depth + 1, | |
1174 | &node->u._typedef.declaration_specifier, | |
1175 | &node->u._typedef.type_declarators, | |
d20f5e59 | 1176 | event->declaration_scope); |
05628561 MD |
1177 | if (ret) |
1178 | return ret; | |
1179 | break; | |
1180 | case NODE_TYPEALIAS: | |
1181 | ret = ctf_typealias_visit(fd, depth + 1, | |
1182 | &node->u.typealias.target, &node->u.typealias.alias | |
d20f5e59 | 1183 | event->declaration_scope); |
05628561 MD |
1184 | if (ret) |
1185 | return ret; | |
1186 | break; | |
1187 | case NODE_CTF_EXPRESSION: | |
1188 | { | |
1189 | char *left; | |
1190 | ||
1191 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
1192 | if (!strcmp(left, "name")) { | |
1193 | char *right; | |
1194 | ||
1195 | if (CTF_EVENT_FIELD_IS_SET(event, name)) | |
1196 | return -EPERM; | |
1197 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
1198 | if (!right) { | |
1199 | fprintf(stderr, "[error] %s: unexpected unary expression for event name\n", __func__); | |
1200 | return -EINVAL; | |
1201 | } | |
1202 | event->name = g_quark_from_string(right); | |
41253107 | 1203 | g_free(right); |
05628561 MD |
1204 | CTF_EVENT_SET_FIELD(event, name); |
1205 | } else if (!strcmp(left, "id")) { | |
1206 | if (CTF_EVENT_FIELD_IS_SET(event, id)) | |
1207 | return -EPERM; | |
1208 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &event->id); | |
1209 | if (ret) { | |
1210 | fprintf(stderr, "[error] %s: unexpected unary expression for event id\n", __func__); | |
1211 | return -EINVAL; | |
1212 | } | |
1213 | CTF_EVENT_SET_FIELD(event, id); | |
1214 | } else if (!strcmp(left, "stream_id")) { | |
1215 | if (CTF_EVENT_FIELD_IS_SET(event, stream_id)) | |
1216 | return -EPERM; | |
1217 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &event->stream_id); | |
1218 | if (ret) { | |
1219 | fprintf(stderr, "[error] %s: unexpected unary expression for event stream_id\n", __func__); | |
1220 | return -EINVAL; | |
1221 | } | |
1222 | event->stream = trace_stream_lookup(trace, event->stream_id); | |
1223 | if (!event->stream) { | |
1224 | fprintf(stderr, "[error] %s: stream id %" PRIu64 " cannot be found\n", __func__, event->stream_id); | |
1225 | return -EINVAL; | |
1226 | } | |
05628561 MD |
1227 | CTF_EVENT_SET_FIELD(event, stream_id); |
1228 | } else if (!strcmp(left, "context")) { | |
1229 | struct declaration *declaration; | |
1230 | ||
e1151715 | 1231 | if (!event->definition_scope) |
05628561 MD |
1232 | return -EPERM; |
1233 | declaration = ctf_declaration_specifier_visit(fd, depth, | |
1234 | &node->u.ctf_expression.right, | |
ab4cf058 | 1235 | event->declaration_scope, trace); |
05628561 MD |
1236 | if (!declaration) |
1237 | return -EPERM; | |
1238 | if (declaration->type->id != CTF_TYPE_STRUCT) | |
1239 | return -EPERM; | |
9e29e16e | 1240 | event->context_decl = container_of(declaration, struct declaration_struct, p); |
05628561 MD |
1241 | } else if (!strcmp(left, "fields")) { |
1242 | struct declaration *declaration; | |
1243 | ||
e1151715 | 1244 | if (!event->definition_scope) |
05628561 MD |
1245 | return -EPERM; |
1246 | declaration = ctf_declaration_specifier_visit(fd, depth, | |
1247 | &node->u.ctf_expression.right, | |
ab4cf058 | 1248 | event->declaration_scope, trace); |
05628561 MD |
1249 | if (!declaration) |
1250 | return -EPERM; | |
1251 | if (declaration->type->id != CTF_TYPE_STRUCT) | |
1252 | return -EPERM; | |
9e29e16e | 1253 | event->fields_decl = container_of(declaration, struct declaration_struct, p); |
05628561 | 1254 | } |
41253107 | 1255 | g_free(left); |
05628561 MD |
1256 | break; |
1257 | } | |
1258 | default: | |
1259 | return -EPERM; | |
1260 | /* TODO: declaration specifier should be added. */ | |
1261 | } | |
1262 | ||
1263 | return 0; | |
1264 | } | |
1265 | ||
1266 | static | |
1267 | int ctf_event_visit(FILE *fd, int depth, struct ctf_node *node, | |
d20f5e59 | 1268 | struct declaration_scope *parent_declaration_scope, struct ctf_trace *trace) |
05628561 MD |
1269 | { |
1270 | int ret = 0; | |
1271 | struct ctf_node *iter; | |
1272 | struct ctf_event *event; | |
9e29e16e | 1273 | struct definition_scope *parent_def_scope; |
05628561 MD |
1274 | |
1275 | event = g_new0(struct ctf_event, 1); | |
d20f5e59 | 1276 | event->declaration_scope = new_declaration_scope(parent_declaration_scope); |
05628561 MD |
1277 | cds_list_for_each_entry(iter, &node->u.event.declaration_list, siblings) { |
1278 | ret = ctf_event_declaration_visit(fd, depth + 1, iter, event, trace); | |
1279 | if (ret) | |
1280 | goto error; | |
1281 | } | |
1282 | if (!CTF_EVENT_FIELD_IS_SET(event, name)) { | |
1283 | ret = -EPERM; | |
1284 | goto error; | |
1285 | } | |
1286 | if (!CTF_EVENT_FIELD_IS_SET(event, id)) { | |
1287 | ret = -EPERM; | |
1288 | goto error; | |
1289 | } | |
1290 | if (!CTF_EVENT_FIELD_IS_SET(event, stream_id)) { | |
1291 | ret = -EPERM; | |
1292 | goto error; | |
1293 | } | |
1294 | if (event->stream->events_by_id->len <= event->id) | |
1295 | g_ptr_array_set_size(event->stream->events_by_id, event->id + 1); | |
1296 | g_ptr_array_index(event->stream->events_by_id, event->id) = event; | |
1297 | g_hash_table_insert(event->stream->event_quark_to_id, | |
1298 | (gpointer)(unsigned long) event->name, | |
1299 | &event->id); | |
41253107 | 1300 | parent_def_scope = stream->definition_scope; |
9e29e16e MD |
1301 | if (event->context_decl) { |
1302 | event->context = | |
1303 | event->context_decl->definition_new(event->context_decl, | |
41253107 | 1304 | parent_def_scope, 0, 0); |
6a36ddca MD |
1305 | set_dynamic_definition_scope(&event->context->p, |
1306 | event->context->scope, | |
d00d17d1 | 1307 | "event.context"); |
9e29e16e MD |
1308 | parent_def_scope = event->context->scope; |
1309 | declaration_unref(event->context_decl); | |
1310 | } | |
1311 | if (event->fields_decl) { | |
1312 | event->fields = | |
1313 | event->fields_decl->definition_new(event->fields_decl, | |
41253107 | 1314 | parent_def_scope, 0, 0); |
6a36ddca MD |
1315 | set_dynamic_definition_scope(&event->fields->p, |
1316 | event->fields->scope, | |
d00d17d1 | 1317 | "event.fields"); |
9e29e16e MD |
1318 | parent_def_scope = event->fields->scope; |
1319 | declaration_unref(event->fields_decl); | |
1320 | } | |
05628561 MD |
1321 | return 0; |
1322 | ||
1323 | error: | |
9e29e16e MD |
1324 | declaration_unref(event->fields_decl); |
1325 | declaration_unref(event->context_decl); | |
e1151715 | 1326 | free_definition_scope(event->definition_scope); |
d20f5e59 | 1327 | free_declaration_scope(event->declaration_scope); |
05628561 MD |
1328 | g_free(event); |
1329 | return ret; | |
1330 | } | |
1331 | ||
1332 | ||
1333 | static | |
1334 | int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_stream *stream, struct ctf_trace *trace) | |
1335 | { | |
1336 | int ret = 0; | |
1337 | ||
1338 | switch (node->type) { | |
1339 | case NODE_TYPEDEF: | |
1340 | ret = ctf_typedef_visit(fd, depth + 1, | |
1341 | &node->u._typedef.declaration_specifier, | |
1342 | &node->u._typedef.type_declarators, | |
d20f5e59 | 1343 | stream->declaration_scope); |
05628561 MD |
1344 | if (ret) |
1345 | return ret; | |
1346 | break; | |
1347 | case NODE_TYPEALIAS: | |
1348 | ret = ctf_typealias_visit(fd, depth + 1, | |
1349 | &node->u.typealias.target, &node->u.typealias.alias | |
d20f5e59 | 1350 | stream->declaration_scope); |
05628561 MD |
1351 | if (ret) |
1352 | return ret; | |
1353 | break; | |
1354 | case NODE_CTF_EXPRESSION: | |
1355 | { | |
1356 | char *left; | |
1357 | ||
1358 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
1359 | if (!strcmp(left, "stream_id")) { | |
1360 | if (CTF_EVENT_FIELD_IS_SET(event, stream_id)) | |
1361 | return -EPERM; | |
1362 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &event->stream_id); | |
1363 | if (ret) { | |
1364 | fprintf(stderr, "[error] %s: unexpected unary expression for event stream_id\n", __func__); | |
1365 | return -EINVAL; | |
1366 | } | |
1367 | CTF_EVENT_SET_FIELD(event, stream_id); | |
9e29e16e | 1368 | } else if (!strcmp(left, "event.header")) { |
05628561 MD |
1369 | struct declaration *declaration; |
1370 | ||
1371 | declaration = ctf_declaration_specifier_visit(fd, depth, | |
1372 | &node->u.ctf_expression.right, | |
ab4cf058 | 1373 | stream->declaration_scope, stream->definition_scope, trace); |
05628561 MD |
1374 | if (!declaration) |
1375 | return -EPERM; | |
1376 | if (declaration->type->id != CTF_TYPE_STRUCT) | |
1377 | return -EPERM; | |
9e29e16e MD |
1378 | stream->event_header_decl = container_of(declaration, struct declaration_struct, p); |
1379 | } else if (!strcmp(left, "event.context")) { | |
05628561 MD |
1380 | struct declaration *declaration; |
1381 | ||
1382 | declaration = ctf_declaration_specifier_visit(fd, depth, | |
1383 | &node->u.ctf_expression.right, | |
ab4cf058 | 1384 | stream->declaration_scope, trace); |
05628561 MD |
1385 | if (!declaration) |
1386 | return -EPERM; | |
1387 | if (declaration->type->id != CTF_TYPE_STRUCT) | |
1388 | return -EPERM; | |
9e29e16e MD |
1389 | stream->event_context_decl = container_of(declaration, struct declaration_struct, p); |
1390 | } else if (!strcmp(left, "packet.context")) { | |
05628561 MD |
1391 | struct declaration *declaration; |
1392 | ||
1393 | declaration = ctf_declaration_specifier_visit(fd, depth, | |
1394 | &node->u.ctf_expression.right, | |
ab4cf058 | 1395 | stream->declaration_scope, trace); |
05628561 MD |
1396 | if (!declaration) |
1397 | return -EPERM; | |
1398 | if (declaration->type->id != CTF_TYPE_STRUCT) | |
1399 | return -EPERM; | |
9e29e16e | 1400 | stream->packet_context_decl = container_of(declaration, struct declaration_struct, p); |
05628561 | 1401 | } |
41253107 | 1402 | g_free(left); |
05628561 MD |
1403 | break; |
1404 | } | |
1405 | default: | |
1406 | return -EPERM; | |
1407 | /* TODO: declaration specifier should be added. */ | |
1408 | } | |
1409 | ||
1410 | return 0; | |
1411 | } | |
1412 | ||
1413 | static | |
1414 | int ctf_stream_visit(FILE *fd, int depth, struct ctf_node *node, | |
d20f5e59 | 1415 | struct declaration_scope *parent_declaration_scope, struct ctf_trace *trace) |
05628561 MD |
1416 | { |
1417 | int ret = 0; | |
1418 | struct ctf_node *iter; | |
1419 | struct ctf_stream *stream; | |
9e29e16e | 1420 | struct definition_scope *parent_def_scope; |
05628561 MD |
1421 | |
1422 | stream = g_new0(struct ctf_stream, 1); | |
d20f5e59 | 1423 | stream->declaration_scope = new_declaration_scope(parent_declaration_scope); |
05628561 MD |
1424 | stream->events_by_id = g_ptr_array_new(); |
1425 | stream->event_quark_to_id = g_hash_table_new(g_int_hash, g_int_equal); | |
1426 | cds_list_for_each_entry(iter, &node->u.stream.declaration_list, siblings) { | |
1427 | ret = ctf_stream_declaration_visit(fd, depth + 1, iter, stream, trace); | |
1428 | if (ret) | |
1429 | goto error; | |
1430 | } | |
1431 | if (!CTF_EVENT_FIELD_IS_SET(stream, stream_id)) { | |
1432 | ret = -EPERM; | |
1433 | goto error; | |
1434 | } | |
1435 | if (trace->streams->len <= stream->stream_id) | |
1436 | g_ptr_array_set_size(trace->streams, stream->stream_id + 1); | |
1437 | g_ptr_array_index(trace->streams, stream->stream_id) = stream; | |
9e29e16e | 1438 | |
41253107 | 1439 | parent_def_scope = NULL; |
9e29e16e MD |
1440 | if (stream->packet_context_decl) { |
1441 | stream->packet_context = | |
1442 | stream->packet_context_decl->definition_new(stream->packet_context_decl, | |
41253107 | 1443 | parent_def_scope, 0, 0); |
6a36ddca MD |
1444 | set_dynamic_definition_scope(&stream->packet_context->p, |
1445 | stream->packet_context->scope, | |
d00d17d1 | 1446 | "stream.packet.context"); |
9e29e16e MD |
1447 | parent_def_scope = stream->packet_context->scope; |
1448 | declaration_unref(stream->packet_context_decl); | |
1449 | } | |
1450 | if (stream->event_header_decl) { | |
1451 | stream->event_header = | |
1452 | stream->event_header_decl->definition_new(stream->event_header_decl, | |
41253107 | 1453 | parent_def_scope, 0, 0); |
6a36ddca MD |
1454 | set_dynamic_definition_scope(&stream->event_header->p, |
1455 | stream->event_header->scope, | |
d00d17d1 | 1456 | "stream.event.header"); |
9e29e16e MD |
1457 | parent_def_scope = stream->event_header->scope; |
1458 | declaration_unref(stream->event_header_decl); | |
1459 | } | |
1460 | if (stream->event_context_decl) { | |
1461 | stream->event_context = | |
1462 | stream->event_context_decl->definition_new(stream->event_context_decl, | |
41253107 | 1463 | parent_def_scope, 0, 0); |
6a36ddca MD |
1464 | set_dynamic_definition_scope(&stream->event_context->p, |
1465 | stream->event_context->scope, | |
d00d17d1 | 1466 | "stream.event.context"); |
9e29e16e MD |
1467 | parent_def_scope = stream->event_context->scope; |
1468 | declaration_unref(stream->event_context_decl); | |
1469 | } | |
41253107 | 1470 | stream->definition_scope = parent_def_scope; |
9e29e16e | 1471 | |
05628561 MD |
1472 | return 0; |
1473 | ||
1474 | error: | |
1475 | declaration_unref(stream->event_header); | |
1476 | declaration_unref(stream->event_context); | |
1477 | declaration_unref(stream->packet_context); | |
1478 | g_ptr_array_free(stream->events_by_id, TRUE); | |
1479 | g_hash_table_free(stream->event_quark_to_id); | |
e1151715 | 1480 | free_definition_scope(stream->definition_scope); |
d20f5e59 | 1481 | free_declaration_scope(stream->declaration_scope); |
05628561 MD |
1482 | g_free(stream); |
1483 | return ret; | |
1484 | } | |
1485 | ||
1486 | static | |
1487 | int ctf_trace_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
1488 | { | |
1489 | int ret = 0; | |
1490 | ||
1491 | switch (node->type) { | |
1492 | case NODE_TYPEDEF: | |
1493 | ret = ctf_typedef_visit(fd, depth + 1, | |
1494 | &node->u._typedef.declaration_specifier, | |
1495 | &node->u._typedef.type_declarators, | |
d20f5e59 | 1496 | trace->declaration_scope); |
05628561 MD |
1497 | if (ret) |
1498 | return ret; | |
1499 | break; | |
1500 | case NODE_TYPEALIAS: | |
1501 | ret = ctf_typealias_visit(fd, depth + 1, | |
1502 | &node->u.typealias.target, &node->u.typealias.alias | |
d20f5e59 | 1503 | trace->declaration_scope); |
05628561 MD |
1504 | if (ret) |
1505 | return ret; | |
1506 | break; | |
1507 | case NODE_CTF_EXPRESSION: | |
1508 | { | |
1509 | char *left; | |
1510 | ||
1511 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
1512 | if (!strcmp(left, "major")) { | |
1513 | if (CTF_EVENT_FIELD_IS_SET(trace, major)) | |
1514 | return -EPERM; | |
1515 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &trace->major); | |
1516 | if (ret) { | |
1517 | fprintf(stderr, "[error] %s: unexpected unary expression for trace major number\n", __func__); | |
1518 | return -EINVAL; | |
1519 | } | |
1520 | CTF_EVENT_SET_FIELD(trace, major); | |
1521 | } else if (!strcmp(left, "minor")) { | |
1522 | if (CTF_EVENT_FIELD_IS_SET(trace, minor)) | |
1523 | return -EPERM; | |
1524 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &trace->minor); | |
1525 | if (ret) { | |
1526 | fprintf(stderr, "[error] %s: unexpected unary expression for trace minor number\n", __func__); | |
1527 | return -EINVAL; | |
1528 | } | |
1529 | CTF_EVENT_SET_FIELD(trace, minor); | |
1530 | } else if (!strcmp(left, "word_size")) { | |
1531 | if (CTF_EVENT_FIELD_IS_SET(trace, word_size)) | |
1532 | return -EPERM; | |
1533 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &trace->word_size); | |
1534 | if (ret) { | |
1535 | fprintf(stderr, "[error] %s: unexpected unary expression for trace word_size\n", __func__); | |
1536 | return -EINVAL; | |
1537 | } | |
1538 | CTF_EVENT_SET_FIELD(trace, word_size); | |
1539 | } else if (!strcmp(left, "uuid")) { | |
1540 | if (CTF_EVENT_FIELD_IS_SET(trace, uuid)) | |
1541 | return -EPERM; | |
1542 | ret = get_unary_uuid(&node->u.ctf_expression.right, &trace->uuid); | |
1543 | if (ret) { | |
1544 | fprintf(stderr, "[error] %s: unexpected unary expression for trace uuid\n", __func__); | |
1545 | return -EINVAL; | |
1546 | } | |
1547 | CTF_EVENT_SET_FIELD(trace, uuid); | |
1548 | } | |
41253107 | 1549 | g_free(left); |
05628561 MD |
1550 | break; |
1551 | } | |
1552 | default: | |
1553 | return -EPERM; | |
1554 | /* TODO: declaration specifier should be added. */ | |
1555 | } | |
1556 | ||
1557 | return 0; | |
1558 | } | |
1559 | ||
05628561 MD |
1560 | static |
1561 | int ctf_trace_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
1562 | { | |
1563 | int ret = 0; | |
1564 | struct ctf_node *iter; | |
1565 | ||
d20f5e59 | 1566 | if (trace->declaration_scope) |
05628561 | 1567 | return -EEXIST; |
d20f5e59 | 1568 | trace->declaration_scope = new_declaration_scope(trace->root_declaration_scope); |
9e29e16e | 1569 | trace->definition_scope = new_dynamic_definition_scope(trace->root_definition_scope); |
05628561 MD |
1570 | trace->streams = g_ptr_array_new(); |
1571 | cds_list_for_each_entry(iter, &node->u.trace.declaration_list, siblings) { | |
1572 | ret = ctf_trace_declaration_visit(fd, depth + 1, iter, trace); | |
1573 | if (ret) | |
1574 | goto error; | |
1575 | } | |
1576 | if (!CTF_EVENT_FIELD_IS_SET(trace, major)) { | |
1577 | ret = -EPERM; | |
1578 | goto error; | |
1579 | } | |
1580 | if (!CTF_EVENT_FIELD_IS_SET(trace, minor)) { | |
1581 | ret = -EPERM; | |
1582 | goto error; | |
1583 | } | |
1584 | if (!CTF_EVENT_FIELD_IS_SET(trace, uuid)) { | |
1585 | ret = -EPERM; | |
1586 | goto error; | |
1587 | } | |
1588 | if (!CTF_EVENT_FIELD_IS_SET(trace, word_size)) { | |
1589 | ret = -EPERM; | |
1590 | goto error; | |
1591 | } | |
1592 | return 0; | |
1593 | ||
1594 | error: | |
1595 | g_ptr_array_free(trace->streams, TRUE); | |
e1151715 | 1596 | free_definition_scope(stream->definition_scope); |
d20f5e59 | 1597 | free_declaration_scope(stream->declaration_scope); |
05628561 MD |
1598 | return ret; |
1599 | } | |
1600 | ||
ab4cf058 MD |
1601 | int ctf_visitor_construct_metadata(FILE *fd, int depth, struct ctf_node *node, |
1602 | struct ctf_trace *trace, int byte_order) | |
05628561 MD |
1603 | { |
1604 | int ret = 0; | |
1605 | struct ctf_node *iter; | |
1606 | ||
ab4cf058 MD |
1607 | trace->byte_order = byte_order; |
1608 | ||
05628561 MD |
1609 | switch (node->type) { |
1610 | case NODE_ROOT: | |
1611 | cds_list_for_each_entry(iter, &node->u.root._typedef, | |
1612 | siblings) { | |
1613 | ret = ctf_typedef_visit(fd, depth + 1, | |
1614 | &iter->u._typedef.declaration_specifier, | |
1615 | &iter->u._typedef.type_declarators, | |
d60cb676 | 1616 | trace->root_declaration_scope); |
05628561 MD |
1617 | if (ret) |
1618 | return ret; | |
1619 | } | |
1620 | cds_list_for_each_entry(iter, &node->u.root.typealias, | |
1621 | siblings) { | |
1622 | ret = ctf_typealias_visit(fd, depth + 1, | |
1623 | &iter->u.typealias.target, &iter->u.typealias.alias | |
d60cb676 | 1624 | trace->root_declaration_scope); |
05628561 MD |
1625 | if (ret) |
1626 | return ret; | |
1627 | } | |
1628 | cds_list_for_each_entry(iter, &node->u.root.declaration_specifier, siblings) { | |
de47353a | 1629 | ret = ctf_declaration_specifier_visit(fd, depth, iter, |
ab4cf058 | 1630 | trace->root_declaration_scope, trace); |
05628561 MD |
1631 | if (ret) |
1632 | return ret; | |
1633 | } | |
1634 | cds_list_for_each_entry(iter, &node->u.root.trace, siblings) { | |
1635 | ret = ctf_trace_visit(fd, depth + 1, iter, trace); | |
1636 | if (ret) | |
1637 | return ret; | |
1638 | } | |
1639 | cds_list_for_each_entry(iter, &node->u.root.stream, siblings) { | |
1640 | ret = ctf_stream_visit(fd, depth + 1, iter, | |
41253107 | 1641 | trace->root_declaration_scope, trace); |
05628561 MD |
1642 | if (ret) |
1643 | return ret; | |
1644 | } | |
1645 | cds_list_for_each_entry(iter, &node->u.root.event, siblings) { | |
1646 | ret = ctf_event_visit(fd, depth + 1, iter, | |
41253107 | 1647 | trace->root_declaration_scope, trace); |
05628561 MD |
1648 | if (ret) |
1649 | return ret; | |
1650 | } | |
1651 | break; | |
05628561 MD |
1652 | case NODE_UNKNOWN: |
1653 | default: | |
1654 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
1655 | (int) node->type); | |
1656 | return -EINVAL; | |
1657 | } | |
1658 | return ret; | |
1659 | } |