Commit | Line | Data |
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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> | |
26 | #include <errno.h> | |
70bd0a12 | 27 | #include <babeltrace/babeltrace-internal.h> |
05628561 | 28 | #include <babeltrace/list.h> |
a0720417 MD |
29 | #include <babeltrace/types.h> |
30 | #include <babeltrace/ctf/metadata.h> | |
a4dfa07b | 31 | #include <babeltrace/uuid.h> |
bf81a25e | 32 | #include <babeltrace/endian.h> |
05628561 MD |
33 | #include "ctf-scanner.h" |
34 | #include "ctf-parser.h" | |
35 | #include "ctf-ast.h" | |
36 | ||
37 | #define fprintf_dbg(fd, fmt, args...) fprintf(fd, "%s: " fmt, __func__, ## args) | |
38 | ||
3122e6f0 JD |
39 | #define _bt_list_first_entry(ptr, type, member) \ |
40 | bt_list_entry((ptr)->next, type, member) | |
05628561 | 41 | |
82ace6d6 MD |
42 | int opt_clock_force_correlate; |
43 | ||
a3cca9e9 | 44 | static |
78af2bcd MD |
45 | struct declaration *ctf_type_specifier_list_visit(FILE *fd, |
46 | int depth, struct ctf_node *type_specifier_list, | |
ab4cf058 MD |
47 | struct declaration_scope *declaration_scope, |
48 | struct ctf_trace *trace); | |
a3cca9e9 | 49 | |
33105c61 MD |
50 | static |
51 | int ctf_stream_visit(FILE *fd, int depth, struct ctf_node *node, | |
52 | struct declaration_scope *parent_declaration_scope, struct ctf_trace *trace); | |
53 | ||
127631b1 MD |
54 | static |
55 | int is_unary_string(struct bt_list_head *head) | |
56 | { | |
57 | struct ctf_node *node; | |
58 | ||
59 | bt_list_for_each_entry(node, head, siblings) { | |
60 | if (node->type != NODE_UNARY_EXPRESSION) | |
61 | return 0; | |
62 | if (node->u.unary_expression.type != UNARY_STRING) | |
63 | return 0; | |
64 | } | |
65 | return 1; | |
66 | } | |
67 | ||
05628561 | 68 | /* |
41253107 | 69 | * String returned must be freed by the caller using g_free. |
05628561 MD |
70 | */ |
71 | static | |
3122e6f0 | 72 | char *concatenate_unary_strings(struct bt_list_head *head) |
05628561 | 73 | { |
41253107 MD |
74 | struct ctf_node *node; |
75 | GString *str; | |
76 | int i = 0; | |
77 | ||
a0720417 | 78 | str = g_string_new(""); |
3122e6f0 | 79 | bt_list_for_each_entry(node, head, siblings) { |
41253107 MD |
80 | char *src_string; |
81 | ||
82 | assert(node->type == NODE_UNARY_EXPRESSION); | |
83 | assert(node->u.unary_expression.type == UNARY_STRING); | |
84 | assert((node->u.unary_expression.link == UNARY_LINK_UNKNOWN) | |
a0720417 | 85 | ^ (i != 0)); |
41253107 MD |
86 | switch (node->u.unary_expression.link) { |
87 | case UNARY_DOTLINK: | |
a0720417 | 88 | g_string_append(str, "."); |
41253107 MD |
89 | break; |
90 | case UNARY_ARROWLINK: | |
a0720417 | 91 | g_string_append(str, "->"); |
41253107 MD |
92 | break; |
93 | case UNARY_DOTDOTDOT: | |
a0720417 MD |
94 | g_string_append(str, "..."); |
95 | break; | |
96 | default: | |
41253107 MD |
97 | break; |
98 | } | |
a0720417 | 99 | src_string = node->u.unary_expression.u.string; |
41253107 MD |
100 | g_string_append(str, src_string); |
101 | i++; | |
102 | } | |
103 | return g_string_free(str, FALSE); | |
05628561 MD |
104 | } |
105 | ||
56e60373 | 106 | static |
3122e6f0 | 107 | GQuark get_map_clock_name_value(struct bt_list_head *head) |
56e60373 MD |
108 | { |
109 | struct ctf_node *node; | |
110 | const char *name = NULL; | |
111 | int i = 0; | |
112 | ||
3122e6f0 | 113 | bt_list_for_each_entry(node, head, siblings) { |
56e60373 MD |
114 | char *src_string; |
115 | ||
116 | assert(node->type == NODE_UNARY_EXPRESSION); | |
117 | assert(node->u.unary_expression.type == UNARY_STRING); | |
118 | assert((node->u.unary_expression.link == UNARY_LINK_UNKNOWN) | |
119 | ^ (i != 0)); | |
120 | /* needs to be chained with . */ | |
121 | switch (node->u.unary_expression.link) { | |
122 | case UNARY_DOTLINK: | |
123 | break; | |
124 | case UNARY_ARROWLINK: | |
125 | case UNARY_DOTDOTDOT: | |
126 | return 0; | |
127 | default: | |
128 | break; | |
129 | } | |
130 | src_string = node->u.unary_expression.u.string; | |
131 | switch (i) { | |
132 | case 0: if (strcmp("clock", src_string) != 0) { | |
133 | return 0; | |
134 | } | |
135 | break; | |
136 | case 1: name = src_string; | |
137 | break; | |
138 | case 2: if (strcmp("value", src_string) != 0) { | |
139 | return 0; | |
140 | } | |
141 | break; | |
142 | default: | |
143 | return 0; /* extra identifier, unknown */ | |
144 | } | |
145 | i++; | |
146 | } | |
147 | return g_quark_from_string(name); | |
148 | } | |
149 | ||
127631b1 MD |
150 | static |
151 | int is_unary_unsigned(struct bt_list_head *head) | |
152 | { | |
153 | struct ctf_node *node; | |
154 | ||
155 | bt_list_for_each_entry(node, head, siblings) { | |
156 | if (node->type != NODE_UNARY_EXPRESSION) | |
157 | return 0; | |
158 | if (node->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) | |
159 | return 0; | |
160 | } | |
161 | return 1; | |
162 | } | |
163 | ||
05628561 | 164 | static |
3122e6f0 | 165 | int get_unary_unsigned(struct bt_list_head *head, uint64_t *value) |
05628561 | 166 | { |
41253107 MD |
167 | struct ctf_node *node; |
168 | int i = 0; | |
169 | ||
3122e6f0 | 170 | bt_list_for_each_entry(node, head, siblings) { |
41253107 MD |
171 | assert(node->type == NODE_UNARY_EXPRESSION); |
172 | assert(node->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT); | |
173 | assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN); | |
174 | assert(i == 0); | |
a0720417 | 175 | *value = node->u.unary_expression.u.unsigned_constant; |
41253107 MD |
176 | i++; |
177 | } | |
178 | return 0; | |
05628561 MD |
179 | } |
180 | ||
127631b1 MD |
181 | static |
182 | int is_unary_signed(struct bt_list_head *head) | |
183 | { | |
184 | struct ctf_node *node; | |
185 | ||
186 | bt_list_for_each_entry(node, head, siblings) { | |
187 | if (node->type != NODE_UNARY_EXPRESSION) | |
188 | return 0; | |
189 | if (node->u.unary_expression.type != UNARY_SIGNED_CONSTANT) | |
190 | return 0; | |
191 | } | |
192 | return 1; | |
193 | } | |
194 | ||
d86d62f8 | 195 | static |
3122e6f0 | 196 | int get_unary_signed(struct bt_list_head *head, int64_t *value) |
d86d62f8 MD |
197 | { |
198 | struct ctf_node *node; | |
199 | int i = 0; | |
200 | ||
3122e6f0 | 201 | bt_list_for_each_entry(node, head, siblings) { |
d86d62f8 | 202 | assert(node->type == NODE_UNARY_EXPRESSION); |
209209be MD |
203 | assert(node->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT |
204 | || node->u.unary_expression.type == UNARY_SIGNED_CONSTANT); | |
d86d62f8 MD |
205 | assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN); |
206 | assert(i == 0); | |
209209be MD |
207 | switch (node->u.unary_expression.type) { |
208 | case UNARY_UNSIGNED_CONSTANT: | |
209 | *value = (int64_t) node->u.unary_expression.u.unsigned_constant; | |
210 | break; | |
211 | case UNARY_SIGNED_CONSTANT: | |
212 | *value = node->u.unary_expression.u.signed_constant; | |
213 | break; | |
214 | default: | |
215 | assert(0); | |
216 | } | |
d86d62f8 MD |
217 | i++; |
218 | } | |
219 | return 0; | |
220 | } | |
221 | ||
05628561 | 222 | static |
bf81a25e | 223 | int get_unary_uuid(struct bt_list_head *head, unsigned char *uuid) |
05628561 | 224 | { |
41253107 MD |
225 | struct ctf_node *node; |
226 | int i = 0; | |
227 | int ret = -1; | |
228 | ||
3122e6f0 | 229 | bt_list_for_each_entry(node, head, siblings) { |
41253107 MD |
230 | const char *src_string; |
231 | ||
232 | assert(node->type == NODE_UNARY_EXPRESSION); | |
233 | assert(node->u.unary_expression.type == UNARY_STRING); | |
234 | assert(node->u.unary_expression.link == UNARY_LINK_UNKNOWN); | |
235 | assert(i == 0); | |
a0720417 | 236 | src_string = node->u.unary_expression.u.string; |
bf81a25e | 237 | ret = babeltrace_uuid_parse(src_string, uuid); |
41253107 MD |
238 | } |
239 | return ret; | |
05628561 MD |
240 | } |
241 | ||
242 | static | |
f380e105 | 243 | struct ctf_stream_declaration *trace_stream_lookup(struct ctf_trace *trace, uint64_t stream_id) |
05628561 MD |
244 | { |
245 | if (trace->streams->len <= stream_id) | |
246 | return NULL; | |
247 | return g_ptr_array_index(trace->streams, stream_id); | |
248 | } | |
249 | ||
56e60373 MD |
250 | static |
251 | struct ctf_clock *trace_clock_lookup(struct ctf_trace *trace, GQuark clock_name) | |
252 | { | |
253 | return g_hash_table_lookup(trace->clocks, (gpointer) (unsigned long) clock_name); | |
254 | } | |
255 | ||
add40b62 | 256 | static |
78af2bcd MD |
257 | int visit_type_specifier(FILE *fd, struct ctf_node *type_specifier, GString *str) |
258 | { | |
259 | assert(type_specifier->type == NODE_TYPE_SPECIFIER); | |
260 | ||
261 | switch (type_specifier->u.type_specifier.type) { | |
262 | case TYPESPEC_VOID: | |
263 | g_string_append(str, "void"); | |
264 | break; | |
265 | case TYPESPEC_CHAR: | |
266 | g_string_append(str, "char"); | |
267 | break; | |
268 | case TYPESPEC_SHORT: | |
269 | g_string_append(str, "short"); | |
270 | break; | |
271 | case TYPESPEC_INT: | |
272 | g_string_append(str, "int"); | |
273 | break; | |
274 | case TYPESPEC_LONG: | |
275 | g_string_append(str, "long"); | |
276 | break; | |
277 | case TYPESPEC_FLOAT: | |
278 | g_string_append(str, "float"); | |
279 | break; | |
280 | case TYPESPEC_DOUBLE: | |
281 | g_string_append(str, "double"); | |
282 | break; | |
283 | case TYPESPEC_SIGNED: | |
284 | g_string_append(str, "signed"); | |
285 | break; | |
286 | case TYPESPEC_UNSIGNED: | |
287 | g_string_append(str, "unsigned"); | |
288 | break; | |
289 | case TYPESPEC_BOOL: | |
290 | g_string_append(str, "bool"); | |
291 | break; | |
292 | case TYPESPEC_COMPLEX: | |
293 | g_string_append(str, "_Complex"); | |
294 | break; | |
295 | case TYPESPEC_IMAGINARY: | |
296 | g_string_append(str, "_Imaginary"); | |
297 | break; | |
298 | case TYPESPEC_CONST: | |
299 | g_string_append(str, "const"); | |
300 | break; | |
301 | case TYPESPEC_ID_TYPE: | |
302 | if (type_specifier->u.type_specifier.id_type) | |
303 | g_string_append(str, type_specifier->u.type_specifier.id_type); | |
304 | break; | |
305 | case TYPESPEC_STRUCT: | |
306 | { | |
307 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
308 | ||
309 | if (!node->u._struct.name) { | |
310 | fprintf(fd, "[error] %s: unexpected empty variant name\n", __func__); | |
311 | return -EINVAL; | |
312 | } | |
313 | g_string_append(str, "struct "); | |
314 | g_string_append(str, node->u._struct.name); | |
315 | break; | |
316 | } | |
317 | case TYPESPEC_VARIANT: | |
318 | { | |
319 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
320 | ||
321 | if (!node->u.variant.name) { | |
322 | fprintf(fd, "[error] %s: unexpected empty variant name\n", __func__); | |
323 | return -EINVAL; | |
324 | } | |
325 | g_string_append(str, "variant "); | |
326 | g_string_append(str, node->u.variant.name); | |
327 | break; | |
328 | } | |
329 | case TYPESPEC_ENUM: | |
330 | { | |
331 | struct ctf_node *node = type_specifier->u.type_specifier.node; | |
332 | ||
333 | if (!node->u._enum.enum_id) { | |
334 | fprintf(fd, "[error] %s: unexpected empty enum ID\n", __func__); | |
335 | return -EINVAL; | |
336 | } | |
337 | g_string_append(str, "enum "); | |
338 | g_string_append(str, node->u._enum.enum_id); | |
339 | break; | |
340 | } | |
341 | case TYPESPEC_FLOATING_POINT: | |
342 | case TYPESPEC_INTEGER: | |
343 | case TYPESPEC_STRING: | |
344 | default: | |
345 | fprintf(fd, "[error] %s: unknown specifier\n", __func__); | |
346 | return -EINVAL; | |
347 | } | |
348 | return 0; | |
349 | } | |
350 | ||
351 | static | |
352 | int visit_type_specifier_list(FILE *fd, struct ctf_node *type_specifier_list, GString *str) | |
add40b62 MD |
353 | { |
354 | struct ctf_node *iter; | |
355 | int alias_item_nr = 0; | |
78af2bcd | 356 | int ret; |
add40b62 | 357 | |
3122e6f0 | 358 | bt_list_for_each_entry(iter, &type_specifier_list->u.type_specifier_list.head, siblings) { |
add40b62 MD |
359 | if (alias_item_nr != 0) |
360 | g_string_append(str, " "); | |
361 | alias_item_nr++; | |
78af2bcd MD |
362 | ret = visit_type_specifier(fd, iter, str); |
363 | if (ret) | |
364 | return ret; | |
add40b62 MD |
365 | } |
366 | return 0; | |
add40b62 MD |
367 | } |
368 | ||
369 | static | |
8fdba45b | 370 | GQuark create_typealias_identifier(FILE *fd, int depth, |
78af2bcd | 371 | struct ctf_node *type_specifier_list, |
add40b62 MD |
372 | struct ctf_node *node_type_declarator) |
373 | { | |
a0720417 | 374 | struct ctf_node *iter; |
add40b62 | 375 | GString *str; |
a0720417 | 376 | char *str_c; |
add40b62 MD |
377 | GQuark alias_q; |
378 | int ret; | |
379 | ||
a0720417 | 380 | str = g_string_new(""); |
78af2bcd | 381 | ret = visit_type_specifier_list(fd, type_specifier_list, str); |
add40b62 MD |
382 | if (ret) { |
383 | g_string_free(str, TRUE); | |
384 | return 0; | |
385 | } | |
3122e6f0 | 386 | bt_list_for_each_entry(iter, &node_type_declarator->u.type_declarator.pointers, siblings) { |
add40b62 MD |
387 | g_string_append(str, " *"); |
388 | if (iter->u.pointer.const_qualifier) | |
389 | g_string_append(str, " const"); | |
390 | } | |
391 | str_c = g_string_free(str, FALSE); | |
392 | alias_q = g_quark_from_string(str_c); | |
393 | g_free(str_c); | |
394 | return alias_q; | |
395 | } | |
396 | ||
a3cca9e9 | 397 | static |
8fdba45b | 398 | struct declaration *ctf_type_declarator_visit(FILE *fd, int depth, |
78af2bcd | 399 | struct ctf_node *type_specifier_list, |
a3cca9e9 MD |
400 | GQuark *field_name, |
401 | struct ctf_node *node_type_declarator, | |
add40b62 | 402 | struct declaration_scope *declaration_scope, |
e397791f MD |
403 | struct declaration *nested_declaration, |
404 | struct ctf_trace *trace) | |
a3cca9e9 MD |
405 | { |
406 | /* | |
407 | * Visit type declarator by first taking care of sequence/array | |
408 | * (recursively). Then, when we get to the identifier, take care | |
409 | * of pointers. | |
410 | */ | |
411 | ||
e397791f MD |
412 | if (node_type_declarator) { |
413 | assert(node_type_declarator->u.type_declarator.type != TYPEDEC_UNKNOWN); | |
add40b62 | 414 | |
e397791f MD |
415 | /* TODO: gcc bitfields not supported yet. */ |
416 | if (node_type_declarator->u.type_declarator.bitfield_len != NULL) { | |
78af2bcd | 417 | fprintf(fd, "[error] %s: gcc bitfields are not supported yet.\n", __func__); |
e397791f MD |
418 | return NULL; |
419 | } | |
add40b62 | 420 | } |
a3cca9e9 MD |
421 | |
422 | if (!nested_declaration) { | |
3122e6f0 | 423 | if (node_type_declarator && !bt_list_empty(&node_type_declarator->u.type_declarator.pointers)) { |
add40b62 MD |
424 | GQuark alias_q; |
425 | ||
a3cca9e9 MD |
426 | /* |
427 | * If we have a pointer declarator, it _has_ to be present in | |
428 | * the typealiases (else fail). | |
429 | */ | |
add40b62 | 430 | alias_q = create_typealias_identifier(fd, depth, |
78af2bcd | 431 | type_specifier_list, node_type_declarator); |
add40b62 MD |
432 | nested_declaration = lookup_declaration(alias_q, declaration_scope); |
433 | if (!nested_declaration) { | |
78af2bcd | 434 | fprintf(fd, "[error] %s: cannot find typealias \"%s\".\n", __func__, g_quark_to_string(alias_q)); |
add40b62 MD |
435 | return NULL; |
436 | } | |
4d5fc303 MD |
437 | if (nested_declaration->id == CTF_TYPE_INTEGER) { |
438 | struct declaration_integer *integer_declaration = | |
439 | container_of(nested_declaration, struct declaration_integer, p); | |
440 | /* For base to 16 for pointers (expected pretty-print) */ | |
2527e149 MD |
441 | if (!integer_declaration->base) { |
442 | /* | |
443 | * We need to do a copy of the | |
444 | * integer declaration to modify it. There could be other references to | |
445 | * it. | |
446 | */ | |
447 | integer_declaration = integer_declaration_new(integer_declaration->len, | |
448 | integer_declaration->byte_order, integer_declaration->signedness, | |
56e60373 MD |
449 | integer_declaration->p.alignment, 16, integer_declaration->encoding, |
450 | integer_declaration->clock); | |
2527e149 MD |
451 | nested_declaration = &integer_declaration->p; |
452 | } | |
4d5fc303 | 453 | } |
a3cca9e9 | 454 | } else { |
78af2bcd MD |
455 | nested_declaration = ctf_type_specifier_list_visit(fd, depth, |
456 | type_specifier_list, declaration_scope, trace); | |
a3cca9e9 | 457 | } |
a3cca9e9 MD |
458 | } |
459 | ||
e397791f MD |
460 | if (!node_type_declarator) |
461 | return nested_declaration; | |
462 | ||
a3cca9e9 MD |
463 | if (node_type_declarator->u.type_declarator.type == TYPEDEC_ID) { |
464 | if (node_type_declarator->u.type_declarator.u.id) | |
465 | *field_name = g_quark_from_string(node_type_declarator->u.type_declarator.u.id); | |
466 | else | |
467 | *field_name = 0; | |
468 | return nested_declaration; | |
469 | } else { | |
470 | struct declaration *declaration; | |
98df1c9f | 471 | struct ctf_node *first; |
a3cca9e9 MD |
472 | |
473 | /* TYPEDEC_NESTED */ | |
474 | ||
b5bf4179 MD |
475 | if (!nested_declaration) { |
476 | fprintf(fd, "[error] %s: nested type is unknown.\n", __func__); | |
477 | return NULL; | |
478 | } | |
479 | ||
a3cca9e9 | 480 | /* create array/sequence, pass nested_declaration as child. */ |
3122e6f0 | 481 | if (bt_list_empty(&node_type_declarator->u.type_declarator.u.nested.length)) { |
98df1c9f | 482 | fprintf(fd, "[error] %s: expecting length field reference or value.\n", __func__); |
a0720417 MD |
483 | return NULL; |
484 | } | |
3122e6f0 | 485 | first = _bt_list_first_entry(&node_type_declarator->u.type_declarator.u.nested.length, |
98df1c9f MD |
486 | struct ctf_node, siblings); |
487 | assert(first->type == NODE_UNARY_EXPRESSION); | |
488 | ||
489 | switch (first->u.unary_expression.type) { | |
490 | case UNARY_UNSIGNED_CONSTANT: | |
a0720417 MD |
491 | { |
492 | struct declaration_array *array_declaration; | |
493 | size_t len; | |
494 | ||
98df1c9f | 495 | len = first->u.unary_expression.u.unsigned_constant; |
a0720417 MD |
496 | array_declaration = array_declaration_new(len, nested_declaration, |
497 | declaration_scope); | |
98df1c9f MD |
498 | |
499 | if (!array_declaration) { | |
500 | fprintf(fd, "[error] %s: cannot create array declaration.\n", __func__); | |
501 | return NULL; | |
502 | } | |
a0720417 MD |
503 | declaration = &array_declaration->p; |
504 | break; | |
505 | } | |
98df1c9f | 506 | case UNARY_STRING: |
a0720417 | 507 | { |
98df1c9f MD |
508 | /* Lookup unsigned integer definition, create sequence */ |
509 | char *length_name = concatenate_unary_strings(&node_type_declarator->u.type_declarator.u.nested.length); | |
a0720417 | 510 | struct declaration_sequence *sequence_declaration; |
a0720417 | 511 | |
98df1c9f MD |
512 | sequence_declaration = sequence_declaration_new(length_name, nested_declaration, declaration_scope); |
513 | if (!sequence_declaration) { | |
514 | fprintf(fd, "[error] %s: cannot create sequence declaration.\n", __func__); | |
2dd46001 MD |
515 | return NULL; |
516 | } | |
a0720417 MD |
517 | declaration = &sequence_declaration->p; |
518 | break; | |
519 | } | |
520 | default: | |
521 | assert(0); | |
a3cca9e9 MD |
522 | } |
523 | ||
524 | /* Pass it as content of outer container */ | |
525 | declaration = ctf_type_declarator_visit(fd, depth, | |
78af2bcd | 526 | type_specifier_list, field_name, |
a3cca9e9 | 527 | node_type_declarator->u.type_declarator.u.nested.type_declarator, |
e397791f | 528 | declaration_scope, declaration, trace); |
a3cca9e9 MD |
529 | return declaration; |
530 | } | |
531 | } | |
532 | ||
533 | static | |
8fdba45b | 534 | int ctf_struct_type_declarators_visit(FILE *fd, int depth, |
a3cca9e9 | 535 | struct declaration_struct *struct_declaration, |
78af2bcd | 536 | struct ctf_node *type_specifier_list, |
3122e6f0 | 537 | struct bt_list_head *type_declarators, |
e397791f MD |
538 | struct declaration_scope *declaration_scope, |
539 | struct ctf_trace *trace) | |
a3cca9e9 MD |
540 | { |
541 | struct ctf_node *iter; | |
542 | GQuark field_name; | |
543 | ||
3122e6f0 | 544 | bt_list_for_each_entry(iter, type_declarators, siblings) { |
a3cca9e9 MD |
545 | struct declaration *field_declaration; |
546 | ||
547 | field_declaration = ctf_type_declarator_visit(fd, depth, | |
78af2bcd | 548 | type_specifier_list, |
a3cca9e9 MD |
549 | &field_name, iter, |
550 | struct_declaration->scope, | |
e397791f | 551 | NULL, trace); |
2dd46001 MD |
552 | if (!field_declaration) { |
553 | fprintf(fd, "[error] %s: unable to find struct field declaration type\n", __func__); | |
554 | return -EINVAL; | |
555 | } | |
d3006d91 SM |
556 | |
557 | /* Check if field with same name already exists */ | |
558 | if (struct_declaration_lookup_field_index(struct_declaration, field_name) >= 0) { | |
559 | fprintf(fd, "[error] %s: duplicate field %s in struct\n", __func__, g_quark_to_string(field_name)); | |
560 | return -EINVAL; | |
561 | } | |
562 | ||
a3cca9e9 MD |
563 | struct_declaration_add_field(struct_declaration, |
564 | g_quark_to_string(field_name), | |
565 | field_declaration); | |
566 | } | |
add40b62 MD |
567 | return 0; |
568 | } | |
a3cca9e9 | 569 | |
add40b62 | 570 | static |
8fdba45b | 571 | int ctf_variant_type_declarators_visit(FILE *fd, int depth, |
a0720417 | 572 | struct declaration_untagged_variant *untagged_variant_declaration, |
78af2bcd | 573 | struct ctf_node *type_specifier_list, |
3122e6f0 | 574 | struct bt_list_head *type_declarators, |
e397791f MD |
575 | struct declaration_scope *declaration_scope, |
576 | struct ctf_trace *trace) | |
add40b62 MD |
577 | { |
578 | struct ctf_node *iter; | |
579 | GQuark field_name; | |
580 | ||
3122e6f0 | 581 | bt_list_for_each_entry(iter, type_declarators, siblings) { |
add40b62 MD |
582 | struct declaration *field_declaration; |
583 | ||
584 | field_declaration = ctf_type_declarator_visit(fd, depth, | |
78af2bcd | 585 | type_specifier_list, |
add40b62 | 586 | &field_name, iter, |
a0720417 | 587 | untagged_variant_declaration->scope, |
e397791f | 588 | NULL, trace); |
2dd46001 MD |
589 | if (!field_declaration) { |
590 | fprintf(fd, "[error] %s: unable to find variant field declaration type\n", __func__); | |
591 | return -EINVAL; | |
592 | } | |
43f9090c SM |
593 | |
594 | if (untagged_variant_declaration_get_field_from_tag(untagged_variant_declaration, field_name) != NULL) { | |
595 | fprintf(fd, "[error] %s: duplicate field %s in variant\n", __func__, g_quark_to_string(field_name)); | |
596 | return -EINVAL; | |
597 | } | |
598 | ||
599 | ||
a0720417 | 600 | untagged_variant_declaration_add_field(untagged_variant_declaration, |
add40b62 MD |
601 | g_quark_to_string(field_name), |
602 | field_declaration); | |
603 | } | |
a3cca9e9 MD |
604 | return 0; |
605 | } | |
606 | ||
607 | static | |
8fdba45b | 608 | int ctf_typedef_visit(FILE *fd, int depth, struct declaration_scope *scope, |
78af2bcd | 609 | struct ctf_node *type_specifier_list, |
3122e6f0 | 610 | struct bt_list_head *type_declarators, |
e397791f | 611 | struct ctf_trace *trace) |
a3cca9e9 MD |
612 | { |
613 | struct ctf_node *iter; | |
614 | GQuark identifier; | |
615 | ||
3122e6f0 | 616 | bt_list_for_each_entry(iter, type_declarators, siblings) { |
a3cca9e9 MD |
617 | struct declaration *type_declaration; |
618 | int ret; | |
619 | ||
620 | type_declaration = ctf_type_declarator_visit(fd, depth, | |
78af2bcd | 621 | type_specifier_list, |
a3cca9e9 | 622 | &identifier, iter, |
e397791f | 623 | scope, NULL, trace); |
2dd46001 MD |
624 | if (!type_declaration) { |
625 | fprintf(fd, "[error] %s: problem creating type declaration\n", __func__); | |
626 | return -EINVAL; | |
627 | } | |
628 | /* | |
629 | * Don't allow typedef and typealias of untagged | |
630 | * variants. | |
631 | */ | |
632 | if (type_declaration->id == CTF_TYPE_UNTAGGED_VARIANT) { | |
633 | fprintf(fd, "[error] %s: typedef of untagged variant is not permitted.\n", __func__); | |
634 | declaration_unref(type_declaration); | |
635 | return -EPERM; | |
636 | } | |
a3cca9e9 MD |
637 | ret = register_declaration(identifier, type_declaration, scope); |
638 | if (ret) { | |
639 | type_declaration->declaration_free(type_declaration); | |
640 | return ret; | |
641 | } | |
642 | } | |
643 | return 0; | |
644 | } | |
645 | ||
646 | static | |
8fdba45b | 647 | int ctf_typealias_visit(FILE *fd, int depth, struct declaration_scope *scope, |
e397791f MD |
648 | struct ctf_node *target, struct ctf_node *alias, |
649 | struct ctf_trace *trace) | |
a3cca9e9 MD |
650 | { |
651 | struct declaration *type_declaration; | |
a0720417 | 652 | struct ctf_node *node; |
add40b62 | 653 | GQuark dummy_id; |
a3cca9e9 | 654 | GQuark alias_q; |
a0720417 | 655 | int err; |
a3cca9e9 MD |
656 | |
657 | /* See ctf_visitor_type_declarator() in the semantic validator. */ | |
658 | ||
659 | /* | |
660 | * Create target type declaration. | |
661 | */ | |
662 | ||
3122e6f0 | 663 | if (bt_list_empty(&target->u.typealias_target.type_declarators)) |
a0720417 MD |
664 | node = NULL; |
665 | else | |
3122e6f0 | 666 | node = _bt_list_first_entry(&target->u.typealias_target.type_declarators, |
a0720417 | 667 | struct ctf_node, siblings); |
a3cca9e9 | 668 | type_declaration = ctf_type_declarator_visit(fd, depth, |
78af2bcd | 669 | target->u.typealias_target.type_specifier_list, |
a0720417 | 670 | &dummy_id, node, |
e397791f | 671 | scope, NULL, trace); |
a3cca9e9 | 672 | if (!type_declaration) { |
78af2bcd | 673 | fprintf(fd, "[error] %s: problem creating type declaration\n", __func__); |
a3cca9e9 MD |
674 | err = -EINVAL; |
675 | goto error; | |
676 | } | |
2dd46001 MD |
677 | /* |
678 | * Don't allow typedef and typealias of untagged | |
679 | * variants. | |
680 | */ | |
681 | if (type_declaration->id == CTF_TYPE_UNTAGGED_VARIANT) { | |
682 | fprintf(fd, "[error] %s: typedef of untagged variant is not permitted.\n", __func__); | |
683 | declaration_unref(type_declaration); | |
684 | return -EPERM; | |
685 | } | |
a3cca9e9 MD |
686 | /* |
687 | * The semantic validator does not check whether the target is | |
688 | * abstract or not (if it has an identifier). Check it here. | |
689 | */ | |
690 | if (dummy_id != 0) { | |
78af2bcd | 691 | fprintf(fd, "[error] %s: expecting empty identifier\n", __func__); |
a3cca9e9 MD |
692 | err = -EINVAL; |
693 | goto error; | |
694 | } | |
695 | /* | |
696 | * Create alias identifier. | |
697 | */ | |
a3cca9e9 | 698 | |
3122e6f0 | 699 | node = _bt_list_first_entry(&alias->u.typealias_alias.type_declarators, |
a0720417 | 700 | struct ctf_node, siblings); |
add40b62 | 701 | alias_q = create_typealias_identifier(fd, depth, |
78af2bcd | 702 | alias->u.typealias_alias.type_specifier_list, node); |
a0720417 MD |
703 | err = register_declaration(alias_q, type_declaration, scope); |
704 | if (err) | |
a3cca9e9 MD |
705 | goto error; |
706 | return 0; | |
707 | ||
708 | error: | |
230da743 SM |
709 | if (type_declaration) { |
710 | type_declaration->declaration_free(type_declaration); | |
711 | } | |
a0720417 | 712 | return err; |
a3cca9e9 MD |
713 | } |
714 | ||
715 | static | |
8fdba45b | 716 | int ctf_struct_declaration_list_visit(FILE *fd, int depth, |
e397791f MD |
717 | struct ctf_node *iter, struct declaration_struct *struct_declaration, |
718 | struct ctf_trace *trace) | |
a3cca9e9 | 719 | { |
a3cca9e9 MD |
720 | int ret; |
721 | ||
722 | switch (iter->type) { | |
723 | case NODE_TYPEDEF: | |
724 | /* For each declarator, declare type and add type to struct declaration scope */ | |
725 | ret = ctf_typedef_visit(fd, depth, | |
726 | struct_declaration->scope, | |
78af2bcd | 727 | iter->u._typedef.type_specifier_list, |
e397791f | 728 | &iter->u._typedef.type_declarators, trace); |
a3cca9e9 MD |
729 | if (ret) |
730 | return ret; | |
731 | break; | |
732 | case NODE_TYPEALIAS: | |
733 | /* Declare type with declarator and add type to struct declaration scope */ | |
734 | ret = ctf_typealias_visit(fd, depth, | |
735 | struct_declaration->scope, | |
736 | iter->u.typealias.target, | |
e397791f | 737 | iter->u.typealias.alias, trace); |
a3cca9e9 MD |
738 | if (ret) |
739 | return ret; | |
740 | break; | |
741 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
742 | /* Add field to structure declaration */ | |
743 | ret = ctf_struct_type_declarators_visit(fd, depth, | |
744 | struct_declaration, | |
78af2bcd | 745 | iter->u.struct_or_variant_declaration.type_specifier_list, |
a0720417 MD |
746 | &iter->u.struct_or_variant_declaration.type_declarators, |
747 | struct_declaration->scope, trace); | |
a3cca9e9 MD |
748 | if (ret) |
749 | return ret; | |
750 | break; | |
751 | default: | |
78af2bcd | 752 | fprintf(fd, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type); |
a3cca9e9 MD |
753 | assert(0); |
754 | } | |
755 | return 0; | |
756 | } | |
757 | ||
add40b62 | 758 | static |
8fdba45b | 759 | int ctf_variant_declaration_list_visit(FILE *fd, int depth, |
a0720417 MD |
760 | struct ctf_node *iter, |
761 | struct declaration_untagged_variant *untagged_variant_declaration, | |
e397791f | 762 | struct ctf_trace *trace) |
add40b62 | 763 | { |
add40b62 MD |
764 | int ret; |
765 | ||
766 | switch (iter->type) { | |
767 | case NODE_TYPEDEF: | |
768 | /* For each declarator, declare type and add type to variant declaration scope */ | |
769 | ret = ctf_typedef_visit(fd, depth, | |
a0720417 | 770 | untagged_variant_declaration->scope, |
78af2bcd | 771 | iter->u._typedef.type_specifier_list, |
e397791f | 772 | &iter->u._typedef.type_declarators, trace); |
add40b62 MD |
773 | if (ret) |
774 | return ret; | |
775 | break; | |
776 | case NODE_TYPEALIAS: | |
777 | /* Declare type with declarator and add type to variant declaration scope */ | |
778 | ret = ctf_typealias_visit(fd, depth, | |
a0720417 | 779 | untagged_variant_declaration->scope, |
add40b62 | 780 | iter->u.typealias.target, |
e397791f | 781 | iter->u.typealias.alias, trace); |
add40b62 MD |
782 | if (ret) |
783 | return ret; | |
784 | break; | |
785 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
786 | /* Add field to structure declaration */ | |
787 | ret = ctf_variant_type_declarators_visit(fd, depth, | |
a0720417 | 788 | untagged_variant_declaration, |
78af2bcd | 789 | iter->u.struct_or_variant_declaration.type_specifier_list, |
a0720417 MD |
790 | &iter->u.struct_or_variant_declaration.type_declarators, |
791 | untagged_variant_declaration->scope, trace); | |
add40b62 MD |
792 | if (ret) |
793 | return ret; | |
794 | break; | |
795 | default: | |
78af2bcd | 796 | fprintf(fd, "[error] %s: unexpected node type %d\n", __func__, (int) iter->type); |
add40b62 MD |
797 | assert(0); |
798 | } | |
799 | return 0; | |
800 | } | |
801 | ||
a3cca9e9 | 802 | static |
a0720417 | 803 | struct declaration *ctf_declaration_struct_visit(FILE *fd, |
3122e6f0 JD |
804 | int depth, const char *name, struct bt_list_head *declaration_list, |
805 | int has_body, struct bt_list_head *min_align, | |
b7e35bad | 806 | struct declaration_scope *declaration_scope, |
e397791f | 807 | struct ctf_trace *trace) |
a3cca9e9 | 808 | { |
a3cca9e9 MD |
809 | struct declaration_struct *struct_declaration; |
810 | struct ctf_node *iter; | |
a0720417 | 811 | int ret; |
a3cca9e9 MD |
812 | |
813 | /* | |
814 | * For named struct (without body), lookup in | |
815 | * declaration scope. Don't take reference on struct | |
816 | * declaration: ref is only taken upon definition. | |
817 | */ | |
818 | if (!has_body) { | |
819 | assert(name); | |
820 | struct_declaration = | |
821 | lookup_struct_declaration(g_quark_from_string(name), | |
822 | declaration_scope); | |
a0720417 | 823 | return &struct_declaration->p; |
a3cca9e9 | 824 | } else { |
b7e35bad MD |
825 | uint64_t min_align_value = 0; |
826 | ||
a3cca9e9 MD |
827 | /* For unnamed struct, create type */ |
828 | /* For named struct (with body), create type and add to declaration scope */ | |
829 | if (name) { | |
830 | if (lookup_struct_declaration(g_quark_from_string(name), | |
831 | declaration_scope)) { | |
832 | ||
78af2bcd | 833 | fprintf(fd, "[error] %s: struct %s already declared in scope\n", __func__, name); |
a3cca9e9 MD |
834 | return NULL; |
835 | } | |
836 | } | |
3122e6f0 | 837 | if (!bt_list_empty(min_align)) { |
b7e35bad MD |
838 | ret = get_unary_unsigned(min_align, &min_align_value); |
839 | if (ret) { | |
840 | fprintf(fd, "[error] %s: unexpected unary expression for structure \"align\" attribute\n", __func__); | |
841 | ret = -EINVAL; | |
842 | goto error; | |
843 | } | |
844 | } | |
845 | struct_declaration = struct_declaration_new(declaration_scope, | |
846 | min_align_value); | |
3122e6f0 | 847 | bt_list_for_each_entry(iter, declaration_list, siblings) { |
e397791f MD |
848 | ret = ctf_struct_declaration_list_visit(fd, depth + 1, iter, |
849 | struct_declaration, trace); | |
a3cca9e9 | 850 | if (ret) |
5c551b40 | 851 | goto error_free_declaration; |
a3cca9e9 MD |
852 | } |
853 | if (name) { | |
854 | ret = register_struct_declaration(g_quark_from_string(name), | |
855 | struct_declaration, | |
856 | declaration_scope); | |
857 | assert(!ret); | |
858 | } | |
a0720417 | 859 | return &struct_declaration->p; |
a3cca9e9 | 860 | } |
5c551b40 | 861 | error_free_declaration: |
a3cca9e9 | 862 | struct_declaration->p.declaration_free(&struct_declaration->p); |
5c551b40 | 863 | error: |
a3cca9e9 MD |
864 | return NULL; |
865 | } | |
866 | ||
05628561 | 867 | static |
a0720417 MD |
868 | struct declaration *ctf_declaration_variant_visit(FILE *fd, |
869 | int depth, const char *name, const char *choice, | |
3122e6f0 | 870 | struct bt_list_head *declaration_list, |
e397791f MD |
871 | int has_body, struct declaration_scope *declaration_scope, |
872 | struct ctf_trace *trace) | |
05628561 | 873 | { |
a0720417 | 874 | struct declaration_untagged_variant *untagged_variant_declaration; |
add40b62 MD |
875 | struct declaration_variant *variant_declaration; |
876 | struct ctf_node *iter; | |
a0720417 | 877 | int ret; |
de47353a | 878 | |
add40b62 MD |
879 | /* |
880 | * For named variant (without body), lookup in | |
881 | * declaration scope. Don't take reference on variant | |
882 | * declaration: ref is only taken upon definition. | |
883 | */ | |
884 | if (!has_body) { | |
885 | assert(name); | |
a0720417 | 886 | untagged_variant_declaration = |
add40b62 MD |
887 | lookup_variant_declaration(g_quark_from_string(name), |
888 | declaration_scope); | |
add40b62 | 889 | } else { |
de47353a | 890 | /* For unnamed variant, create type */ |
add40b62 MD |
891 | /* For named variant (with body), create type and add to declaration scope */ |
892 | if (name) { | |
893 | if (lookup_variant_declaration(g_quark_from_string(name), | |
894 | declaration_scope)) { | |
895 | ||
78af2bcd | 896 | fprintf(fd, "[error] %s: variant %s already declared in scope\n", __func__, name); |
add40b62 MD |
897 | return NULL; |
898 | } | |
899 | } | |
a0720417 | 900 | untagged_variant_declaration = untagged_variant_declaration_new(declaration_scope); |
3122e6f0 | 901 | bt_list_for_each_entry(iter, declaration_list, siblings) { |
e397791f | 902 | ret = ctf_variant_declaration_list_visit(fd, depth + 1, iter, |
a0720417 | 903 | untagged_variant_declaration, trace); |
add40b62 MD |
904 | if (ret) |
905 | goto error; | |
906 | } | |
907 | if (name) { | |
908 | ret = register_variant_declaration(g_quark_from_string(name), | |
a0720417 | 909 | untagged_variant_declaration, |
add40b62 MD |
910 | declaration_scope); |
911 | assert(!ret); | |
912 | } | |
a0720417 MD |
913 | } |
914 | /* | |
915 | * if tagged, create tagged variant and return. else return | |
916 | * untagged variant. | |
917 | */ | |
918 | if (!choice) { | |
919 | return &untagged_variant_declaration->p; | |
920 | } else { | |
921 | variant_declaration = variant_declaration_new(untagged_variant_declaration, choice); | |
922 | if (!variant_declaration) | |
923 | goto error; | |
924 | declaration_unref(&untagged_variant_declaration->p); | |
925 | return &variant_declaration->p; | |
de47353a | 926 | } |
add40b62 | 927 | error: |
2dd46001 | 928 | untagged_variant_declaration->p.declaration_free(&untagged_variant_declaration->p); |
add40b62 | 929 | return NULL; |
05628561 MD |
930 | } |
931 | ||
05628561 | 932 | static |
8fdba45b | 933 | int ctf_enumerator_list_visit(FILE *fd, int depth, |
add40b62 MD |
934 | struct ctf_node *enumerator, |
935 | struct declaration_enum *enum_declaration) | |
936 | { | |
1cfda062 MD |
937 | GQuark q; |
938 | struct ctf_node *iter; | |
939 | ||
940 | q = g_quark_from_string(enumerator->u.enumerator.id); | |
a0720417 | 941 | if (enum_declaration->integer_declaration->signedness) { |
1cfda062 MD |
942 | int64_t start, end; |
943 | int nr_vals = 0; | |
944 | ||
3122e6f0 | 945 | bt_list_for_each_entry(iter, &enumerator->u.enumerator.values, siblings) { |
1cfda062 MD |
946 | int64_t *target; |
947 | ||
948 | assert(iter->type == NODE_UNARY_EXPRESSION); | |
949 | if (nr_vals == 0) | |
950 | target = &start; | |
951 | else | |
952 | target = &end; | |
953 | ||
954 | switch (iter->u.unary_expression.type) { | |
955 | case UNARY_SIGNED_CONSTANT: | |
956 | *target = iter->u.unary_expression.u.signed_constant; | |
957 | break; | |
958 | case UNARY_UNSIGNED_CONSTANT: | |
959 | *target = iter->u.unary_expression.u.unsigned_constant; | |
960 | break; | |
961 | default: | |
78af2bcd | 962 | fprintf(fd, "[error] %s: invalid enumerator\n", __func__); |
1cfda062 MD |
963 | return -EINVAL; |
964 | } | |
965 | if (nr_vals > 1) { | |
78af2bcd | 966 | fprintf(fd, "[error] %s: invalid enumerator\n", __func__); |
1cfda062 MD |
967 | return -EINVAL; |
968 | } | |
969 | nr_vals++; | |
970 | } | |
971 | if (nr_vals == 1) | |
972 | end = start; | |
973 | enum_signed_insert(enum_declaration, start, end, q); | |
a0720417 | 974 | } else { |
1cfda062 MD |
975 | uint64_t start, end; |
976 | int nr_vals = 0; | |
977 | ||
3122e6f0 | 978 | bt_list_for_each_entry(iter, &enumerator->u.enumerator.values, siblings) { |
a0720417 | 979 | uint64_t *target; |
1cfda062 MD |
980 | |
981 | assert(iter->type == NODE_UNARY_EXPRESSION); | |
982 | if (nr_vals == 0) | |
983 | target = &start; | |
984 | else | |
985 | target = &end; | |
986 | ||
987 | switch (iter->u.unary_expression.type) { | |
988 | case UNARY_UNSIGNED_CONSTANT: | |
989 | *target = iter->u.unary_expression.u.unsigned_constant; | |
990 | break; | |
991 | case UNARY_SIGNED_CONSTANT: | |
992 | /* | |
993 | * We don't accept signed constants for enums with unsigned | |
994 | * container type. | |
995 | */ | |
78af2bcd | 996 | fprintf(fd, "[error] %s: invalid enumerator (signed constant encountered, but enum container type is unsigned)\n", __func__); |
1cfda062 MD |
997 | return -EINVAL; |
998 | default: | |
78af2bcd | 999 | fprintf(fd, "[error] %s: invalid enumerator\n", __func__); |
1cfda062 MD |
1000 | return -EINVAL; |
1001 | } | |
1002 | if (nr_vals > 1) { | |
78af2bcd | 1003 | fprintf(fd, "[error] %s: invalid enumerator\n", __func__); |
1cfda062 MD |
1004 | return -EINVAL; |
1005 | } | |
1006 | nr_vals++; | |
1007 | } | |
1008 | if (nr_vals == 1) | |
1009 | end = start; | |
1010 | enum_unsigned_insert(enum_declaration, start, end, q); | |
1011 | } | |
add40b62 MD |
1012 | return 0; |
1013 | } | |
1014 | ||
1015 | static | |
8fdba45b | 1016 | struct declaration *ctf_declaration_enum_visit(FILE *fd, int depth, |
add40b62 | 1017 | const char *name, |
78af2bcd | 1018 | struct ctf_node *container_type, |
3122e6f0 | 1019 | struct bt_list_head *enumerator_list, |
1cfda062 MD |
1020 | int has_body, |
1021 | struct declaration_scope *declaration_scope, | |
1022 | struct ctf_trace *trace) | |
05628561 | 1023 | { |
add40b62 MD |
1024 | struct declaration *declaration; |
1025 | struct declaration_enum *enum_declaration; | |
1026 | struct declaration_integer *integer_declaration; | |
78af2bcd | 1027 | struct ctf_node *iter; |
1cfda062 | 1028 | GQuark dummy_id; |
a0720417 | 1029 | int ret; |
add40b62 | 1030 | |
05628561 | 1031 | /* |
add40b62 MD |
1032 | * For named enum (without body), lookup in |
1033 | * declaration scope. Don't take reference on enum | |
1034 | * declaration: ref is only taken upon definition. | |
05628561 | 1035 | */ |
add40b62 MD |
1036 | if (!has_body) { |
1037 | assert(name); | |
1038 | enum_declaration = | |
1039 | lookup_enum_declaration(g_quark_from_string(name), | |
1040 | declaration_scope); | |
a0720417 | 1041 | return &enum_declaration->p; |
add40b62 MD |
1042 | } else { |
1043 | /* For unnamed enum, create type */ | |
1044 | /* For named enum (with body), create type and add to declaration scope */ | |
1045 | if (name) { | |
1046 | if (lookup_enum_declaration(g_quark_from_string(name), | |
1047 | declaration_scope)) { | |
1048 | ||
78af2bcd | 1049 | fprintf(fd, "[error] %s: enum %s already declared in scope\n", __func__, name); |
add40b62 MD |
1050 | return NULL; |
1051 | } | |
1052 | } | |
78af2bcd | 1053 | if (!container_type) { |
6743829a MD |
1054 | declaration = lookup_declaration(g_quark_from_static_string("int"), |
1055 | declaration_scope); | |
1056 | if (!declaration) { | |
1057 | fprintf(fd, "[error] %s: \"int\" type declaration missing for enumeration\n", __func__); | |
1058 | return NULL; | |
1059 | } | |
1060 | } else { | |
1061 | declaration = ctf_type_declarator_visit(fd, depth, | |
1062 | container_type, | |
1063 | &dummy_id, NULL, | |
1064 | declaration_scope, | |
1065 | NULL, trace); | |
1cfda062 | 1066 | } |
30ea18a1 MD |
1067 | if (!declaration) { |
1068 | fprintf(fd, "[error] %s: unable to create container type for enumeration\n", __func__); | |
1069 | return NULL; | |
1070 | } | |
1071 | if (declaration->id != CTF_TYPE_INTEGER) { | |
1072 | fprintf(fd, "[error] %s: container type for enumeration is not integer\n", __func__); | |
1073 | return NULL; | |
1cfda062 | 1074 | } |
30ea18a1 | 1075 | integer_declaration = container_of(declaration, struct declaration_integer, p); |
a0720417 | 1076 | enum_declaration = enum_declaration_new(integer_declaration); |
add40b62 | 1077 | declaration_unref(&integer_declaration->p); /* leave ref to enum */ |
3122e6f0 | 1078 | bt_list_for_each_entry(iter, enumerator_list, siblings) { |
add40b62 MD |
1079 | ret = ctf_enumerator_list_visit(fd, depth + 1, iter, enum_declaration); |
1080 | if (ret) | |
1081 | goto error; | |
1082 | } | |
1083 | if (name) { | |
1084 | ret = register_enum_declaration(g_quark_from_string(name), | |
1085 | enum_declaration, | |
1086 | declaration_scope); | |
1087 | assert(!ret); | |
1088 | } | |
a0720417 | 1089 | return &enum_declaration->p; |
05628561 | 1090 | } |
add40b62 MD |
1091 | error: |
1092 | enum_declaration->p.declaration_free(&enum_declaration->p); | |
1093 | return NULL; | |
05628561 MD |
1094 | } |
1095 | ||
1096 | static | |
8fdba45b | 1097 | struct declaration *ctf_declaration_type_specifier_visit(FILE *fd, int depth, |
78af2bcd | 1098 | struct ctf_node *type_specifier_list, |
d20f5e59 | 1099 | struct declaration_scope *declaration_scope) |
05628561 | 1100 | { |
add40b62 MD |
1101 | GString *str; |
1102 | struct declaration *declaration; | |
a0720417 MD |
1103 | char *str_c; |
1104 | int ret; | |
1105 | GQuark id_q; | |
05628561 | 1106 | |
a0720417 | 1107 | str = g_string_new(""); |
78af2bcd | 1108 | ret = visit_type_specifier_list(fd, type_specifier_list, str); |
add40b62 MD |
1109 | if (ret) |
1110 | return NULL; | |
1111 | str_c = g_string_free(str, FALSE); | |
1112 | id_q = g_quark_from_string(str_c); | |
1113 | g_free(str_c); | |
1114 | declaration = lookup_declaration(id_q, declaration_scope); | |
1115 | return declaration; | |
1116 | } | |
1117 | ||
ab4cf058 MD |
1118 | /* |
1119 | * Returns 0/1 boolean, or < 0 on error. | |
1120 | */ | |
1121 | static | |
a0720417 | 1122 | int get_boolean(FILE *fd, int depth, struct ctf_node *unary_expression) |
ab4cf058 MD |
1123 | { |
1124 | if (unary_expression->type != NODE_UNARY_EXPRESSION) { | |
78af2bcd | 1125 | fprintf(fd, "[error] %s: expecting unary expression\n", |
ab4cf058 MD |
1126 | __func__); |
1127 | return -EINVAL; | |
1128 | } | |
1129 | switch (unary_expression->u.unary_expression.type) { | |
1130 | case UNARY_UNSIGNED_CONSTANT: | |
1131 | if (unary_expression->u.unary_expression.u.unsigned_constant == 0) | |
1132 | return 0; | |
1133 | else | |
1134 | return 1; | |
1135 | case UNARY_SIGNED_CONSTANT: | |
1136 | if (unary_expression->u.unary_expression.u.signed_constant == 0) | |
1137 | return 0; | |
1138 | else | |
1139 | return 1; | |
1140 | case UNARY_STRING: | |
1141 | if (!strcmp(unary_expression->u.unary_expression.u.string, "true")) | |
1142 | return 1; | |
1143 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "TRUE")) | |
1144 | return 1; | |
1145 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "false")) | |
1146 | return 0; | |
1147 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "FALSE")) | |
1148 | return 0; | |
1149 | else { | |
78af2bcd | 1150 | fprintf(fd, "[error] %s: unexpected string \"%s\"\n", |
ab4cf058 MD |
1151 | __func__, unary_expression->u.unary_expression.u.string); |
1152 | return -EINVAL; | |
1153 | } | |
1154 | break; | |
1155 | default: | |
78af2bcd | 1156 | fprintf(fd, "[error] %s: unexpected unary expression type\n", |
ab4cf058 MD |
1157 | __func__); |
1158 | return -EINVAL; | |
1159 | } | |
1160 | ||
1161 | } | |
1162 | ||
0f980a35 MD |
1163 | static |
1164 | int get_trace_byte_order(FILE *fd, int depth, struct ctf_node *unary_expression) | |
1165 | { | |
1166 | int byte_order; | |
1167 | ||
1168 | if (unary_expression->u.unary_expression.type != UNARY_STRING) { | |
1169 | fprintf(fd, "[error] %s: byte_order: expecting string\n", | |
1170 | __func__); | |
1171 | return -EINVAL; | |
1172 | } | |
1173 | if (!strcmp(unary_expression->u.unary_expression.u.string, "be")) | |
1174 | byte_order = BIG_ENDIAN; | |
1175 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "le")) | |
1176 | byte_order = LITTLE_ENDIAN; | |
1177 | else { | |
1178 | fprintf(fd, "[error] %s: unexpected string \"%s\". Should be \"native\", \"network\", \"be\" or \"le\".\n", | |
1179 | __func__, unary_expression->u.unary_expression.u.string); | |
1180 | return -EINVAL; | |
1181 | } | |
1182 | return byte_order; | |
1183 | } | |
1184 | ||
ab4cf058 | 1185 | static |
a0720417 MD |
1186 | int get_byte_order(FILE *fd, int depth, struct ctf_node *unary_expression, |
1187 | struct ctf_trace *trace) | |
ab4cf058 MD |
1188 | { |
1189 | int byte_order; | |
1190 | ||
1191 | if (unary_expression->u.unary_expression.type != UNARY_STRING) { | |
78af2bcd | 1192 | fprintf(fd, "[error] %s: byte_order: expecting string\n", |
ab4cf058 MD |
1193 | __func__); |
1194 | return -EINVAL; | |
1195 | } | |
1196 | if (!strcmp(unary_expression->u.unary_expression.u.string, "native")) | |
1197 | byte_order = trace->byte_order; | |
1198 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "network")) | |
1199 | byte_order = BIG_ENDIAN; | |
1200 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "be")) | |
1201 | byte_order = BIG_ENDIAN; | |
1202 | else if (!strcmp(unary_expression->u.unary_expression.u.string, "le")) | |
1203 | byte_order = LITTLE_ENDIAN; | |
1204 | else { | |
78af2bcd | 1205 | fprintf(fd, "[error] %s: unexpected string \"%s\". Should be \"native\", \"network\", \"be\" or \"le\".\n", |
a0720417 | 1206 | __func__, unary_expression->u.unary_expression.u.string); |
ab4cf058 MD |
1207 | return -EINVAL; |
1208 | } | |
1209 | return byte_order; | |
1210 | } | |
1211 | ||
add40b62 | 1212 | static |
8fdba45b | 1213 | struct declaration *ctf_declaration_integer_visit(FILE *fd, int depth, |
3122e6f0 | 1214 | struct bt_list_head *expressions, |
ab4cf058 | 1215 | struct ctf_trace *trace) |
add40b62 | 1216 | { |
a0720417 | 1217 | struct ctf_node *expression; |
68262b11 | 1218 | uint64_t alignment = 1, size = 0; |
ab4cf058 MD |
1219 | int byte_order = trace->byte_order; |
1220 | int signedness = 0; | |
add40b62 | 1221 | int has_alignment = 0, has_size = 0; |
4d5fc303 | 1222 | int base = 0; |
81dee1bb | 1223 | enum ctf_string_encoding encoding = CTF_STRING_NONE; |
56e60373 | 1224 | struct ctf_clock *clock = NULL; |
add40b62 MD |
1225 | struct declaration_integer *integer_declaration; |
1226 | ||
3122e6f0 | 1227 | bt_list_for_each_entry(expression, expressions, siblings) { |
a0720417 | 1228 | struct ctf_node *left, *right; |
add40b62 | 1229 | |
3122e6f0 JD |
1230 | left = _bt_list_first_entry(&expression->u.ctf_expression.left, struct ctf_node, siblings); |
1231 | right = _bt_list_first_entry(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
add40b62 MD |
1232 | assert(left->u.unary_expression.type == UNARY_STRING); |
1233 | if (!strcmp(left->u.unary_expression.u.string, "signed")) { | |
ab4cf058 MD |
1234 | signedness = get_boolean(fd, depth, right); |
1235 | if (signedness < 0) | |
1236 | return NULL; | |
add40b62 | 1237 | } else if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { |
a0720417 | 1238 | byte_order = get_byte_order(fd, depth, right, trace); |
ab4cf058 MD |
1239 | if (byte_order < 0) |
1240 | return NULL; | |
add40b62 | 1241 | } else if (!strcmp(left->u.unary_expression.u.string, "size")) { |
ab4cf058 | 1242 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
78af2bcd | 1243 | fprintf(fd, "[error] %s: size: expecting unsigned constant\n", |
ab4cf058 MD |
1244 | __func__); |
1245 | return NULL; | |
1246 | } | |
1247 | size = right->u.unary_expression.u.unsigned_constant; | |
add40b62 MD |
1248 | has_size = 1; |
1249 | } else if (!strcmp(left->u.unary_expression.u.string, "align")) { | |
ab4cf058 | 1250 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { |
78af2bcd | 1251 | fprintf(fd, "[error] %s: align: expecting unsigned constant\n", |
ab4cf058 MD |
1252 | __func__); |
1253 | return NULL; | |
1254 | } | |
1255 | alignment = right->u.unary_expression.u.unsigned_constant; | |
53532829 MD |
1256 | /* Make sure alignment is a power of two */ |
1257 | if (alignment == 0 || (alignment & (alignment - 1)) != 0) { | |
1258 | fprintf(fd, "[error] %s: align: expecting power of two\n", | |
1259 | __func__); | |
1260 | return NULL; | |
1261 | } | |
add40b62 | 1262 | has_alignment = 1; |
164078da MD |
1263 | } else if (!strcmp(left->u.unary_expression.u.string, "base")) { |
1264 | switch (right->u.unary_expression.type) { | |
1265 | case UNARY_UNSIGNED_CONSTANT: | |
1266 | switch (right->u.unary_expression.u.unsigned_constant) { | |
1267 | case 2: | |
1268 | case 8: | |
1269 | case 10: | |
1270 | case 16: | |
1271 | base = right->u.unary_expression.u.unsigned_constant; | |
1272 | break; | |
1273 | default: | |
1274 | fprintf(fd, "[error] %s: base not supported (%" PRIu64 ")\n", | |
1275 | __func__, right->u.unary_expression.u.unsigned_constant); | |
1276 | return NULL; | |
1277 | } | |
1278 | break; | |
1279 | case UNARY_STRING: | |
1280 | { | |
1281 | char *s_right = concatenate_unary_strings(&expression->u.ctf_expression.right); | |
1282 | if (!s_right) { | |
1283 | fprintf(fd, "[error] %s: unexpected unary expression for integer base\n", __func__); | |
1284 | g_free(s_right); | |
1285 | return NULL; | |
1286 | } | |
1287 | if (!strcmp(s_right, "decimal") || !strcmp(s_right, "dec") || !strcmp(s_right, "d") | |
1288 | || !strcmp(s_right, "i") || !strcmp(s_right, "u")) { | |
1289 | base = 10; | |
1290 | } else if (!strcmp(s_right, "hexadecimal") || !strcmp(s_right, "hex") | |
1291 | || !strcmp(s_right, "x") || !strcmp(s_right, "X") | |
1292 | || !strcmp(s_right, "p")) { | |
1293 | base = 16; | |
1294 | } else if (!strcmp(s_right, "octal") || !strcmp(s_right, "oct") | |
1295 | || !strcmp(s_right, "o")) { | |
1296 | base = 8; | |
1297 | } else if (!strcmp(s_right, "binary") || !strcmp(s_right, "b")) { | |
1298 | base = 2; | |
1299 | } else { | |
1300 | fprintf(fd, "[error] %s: unexpected expression for integer base (%s)\n", __func__, s_right); | |
1301 | g_free(s_right); | |
1302 | return NULL; | |
1303 | } | |
1304 | ||
1305 | g_free(s_right); | |
1306 | break; | |
1307 | } | |
1308 | default: | |
1309 | fprintf(fd, "[error] %s: base: expecting unsigned constant or unary string\n", | |
1310 | __func__); | |
1311 | return NULL; | |
1312 | } | |
81dee1bb MD |
1313 | } else if (!strcmp(left->u.unary_expression.u.string, "encoding")) { |
1314 | char *s_right; | |
1315 | ||
1316 | if (right->u.unary_expression.type != UNARY_STRING) { | |
1317 | fprintf(fd, "[error] %s: encoding: expecting unary string\n", | |
1318 | __func__); | |
1319 | return NULL; | |
1320 | } | |
1321 | s_right = concatenate_unary_strings(&expression->u.ctf_expression.right); | |
1322 | if (!s_right) { | |
1323 | fprintf(fd, "[error] %s: unexpected unary expression for integer base\n", __func__); | |
1324 | g_free(s_right); | |
1325 | return NULL; | |
1326 | } | |
1327 | if (!strcmp(s_right, "UTF8") | |
1328 | || !strcmp(s_right, "utf8") | |
1329 | || !strcmp(s_right, "utf-8") | |
1330 | || !strcmp(s_right, "UTF-8")) | |
1331 | encoding = CTF_STRING_UTF8; | |
1332 | else if (!strcmp(s_right, "ASCII") | |
1333 | || !strcmp(s_right, "ascii")) | |
1334 | encoding = CTF_STRING_ASCII; | |
b5bf4179 MD |
1335 | else if (!strcmp(s_right, "none")) |
1336 | encoding = CTF_STRING_NONE; | |
81dee1bb MD |
1337 | else { |
1338 | fprintf(fd, "[error] %s: unknown string encoding \"%s\"\n", __func__, s_right); | |
1339 | g_free(s_right); | |
1340 | return NULL; | |
1341 | } | |
1342 | g_free(s_right); | |
73d15916 | 1343 | } else if (!strcmp(left->u.unary_expression.u.string, "map")) { |
56e60373 | 1344 | GQuark clock_name; |
73d15916 MD |
1345 | |
1346 | if (right->u.unary_expression.type != UNARY_STRING) { | |
1347 | fprintf(fd, "[error] %s: map: expecting identifier\n", | |
1348 | __func__); | |
1349 | return NULL; | |
1350 | } | |
56e60373 MD |
1351 | /* currently only support clock.name.value */ |
1352 | clock_name = get_map_clock_name_value(&expression->u.ctf_expression.right); | |
1353 | if (!clock_name) { | |
1354 | char *s_right; | |
1355 | ||
1356 | s_right = concatenate_unary_strings(&expression->u.ctf_expression.right); | |
1357 | if (!s_right) { | |
1358 | fprintf(fd, "[error] %s: unexpected unary expression for integer map\n", __func__); | |
1359 | g_free(s_right); | |
1360 | return NULL; | |
1361 | } | |
1362 | fprintf(fd, "[warning] %s: unknown map %s in integer declaration\n", __func__, | |
1363 | s_right); | |
73d15916 | 1364 | g_free(s_right); |
56e60373 MD |
1365 | continue; |
1366 | } | |
1367 | clock = trace_clock_lookup(trace, clock_name); | |
1368 | if (!clock) { | |
1369 | fprintf(fd, "[error] %s: map: unable to find clock %s declaration\n", | |
1370 | __func__, g_quark_to_string(clock_name)); | |
73d15916 MD |
1371 | return NULL; |
1372 | } | |
add40b62 | 1373 | } else { |
b3ab6665 | 1374 | fprintf(fd, "[warning] %s: unknown attribute name %s\n", |
add40b62 | 1375 | __func__, left->u.unary_expression.u.string); |
b3ab6665 | 1376 | /* Fall-through after warning */ |
add40b62 | 1377 | } |
05628561 | 1378 | } |
add40b62 | 1379 | if (!has_size) { |
78af2bcd | 1380 | fprintf(fd, "[error] %s: missing size attribute\n", __func__); |
add40b62 MD |
1381 | return NULL; |
1382 | } | |
ab4cf058 MD |
1383 | if (!has_alignment) { |
1384 | if (size % CHAR_BIT) { | |
1385 | /* bit-packed alignment */ | |
1386 | alignment = 1; | |
1387 | } else { | |
1388 | /* byte-packed alignment */ | |
1389 | alignment = CHAR_BIT; | |
1390 | } | |
1391 | } | |
add40b62 | 1392 | integer_declaration = integer_declaration_new(size, |
81dee1bb | 1393 | byte_order, signedness, alignment, |
56e60373 | 1394 | base, encoding, clock); |
add40b62 | 1395 | return &integer_declaration->p; |
05628561 MD |
1396 | } |
1397 | ||
ab4cf058 | 1398 | static |
8fdba45b | 1399 | struct declaration *ctf_declaration_floating_point_visit(FILE *fd, int depth, |
3122e6f0 | 1400 | struct bt_list_head *expressions, |
ab4cf058 MD |
1401 | struct ctf_trace *trace) |
1402 | { | |
a0720417 | 1403 | struct ctf_node *expression; |
5c551b40 MD |
1404 | uint64_t alignment = 1, exp_dig = 0, mant_dig = 0, |
1405 | byte_order = trace->byte_order; | |
ab4cf058 MD |
1406 | int has_alignment = 0, has_exp_dig = 0, has_mant_dig = 0; |
1407 | struct declaration_float *float_declaration; | |
1408 | ||
3122e6f0 | 1409 | bt_list_for_each_entry(expression, expressions, siblings) { |
a0720417 | 1410 | struct ctf_node *left, *right; |
ab4cf058 | 1411 | |
3122e6f0 JD |
1412 | left = _bt_list_first_entry(&expression->u.ctf_expression.left, struct ctf_node, siblings); |
1413 | right = _bt_list_first_entry(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
ab4cf058 MD |
1414 | assert(left->u.unary_expression.type == UNARY_STRING); |
1415 | if (!strcmp(left->u.unary_expression.u.string, "byte_order")) { | |
a0720417 | 1416 | byte_order = get_byte_order(fd, depth, right, trace); |
ab4cf058 MD |
1417 | if (byte_order < 0) |
1418 | return NULL; | |
1419 | } else if (!strcmp(left->u.unary_expression.u.string, "exp_dig")) { | |
1420 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
78af2bcd | 1421 | fprintf(fd, "[error] %s: exp_dig: expecting unsigned constant\n", |
ab4cf058 MD |
1422 | __func__); |
1423 | return NULL; | |
1424 | } | |
1425 | exp_dig = right->u.unary_expression.u.unsigned_constant; | |
1426 | has_exp_dig = 1; | |
1427 | } else if (!strcmp(left->u.unary_expression.u.string, "mant_dig")) { | |
1428 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
78af2bcd | 1429 | fprintf(fd, "[error] %s: mant_dig: expecting unsigned constant\n", |
ab4cf058 MD |
1430 | __func__); |
1431 | return NULL; | |
1432 | } | |
1433 | mant_dig = right->u.unary_expression.u.unsigned_constant; | |
1434 | has_mant_dig = 1; | |
1435 | } else if (!strcmp(left->u.unary_expression.u.string, "align")) { | |
1436 | if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) { | |
78af2bcd | 1437 | fprintf(fd, "[error] %s: align: expecting unsigned constant\n", |
ab4cf058 MD |
1438 | __func__); |
1439 | return NULL; | |
1440 | } | |
1441 | alignment = right->u.unary_expression.u.unsigned_constant; | |
53532829 MD |
1442 | /* Make sure alignment is a power of two */ |
1443 | if (alignment == 0 || (alignment & (alignment - 1)) != 0) { | |
1444 | fprintf(fd, "[error] %s: align: expecting power of two\n", | |
1445 | __func__); | |
1446 | return NULL; | |
1447 | } | |
ab4cf058 MD |
1448 | has_alignment = 1; |
1449 | } else { | |
b3ab6665 | 1450 | fprintf(fd, "[warning] %s: unknown attribute name %s\n", |
ab4cf058 | 1451 | __func__, left->u.unary_expression.u.string); |
b3ab6665 | 1452 | /* Fall-through after warning */ |
ab4cf058 MD |
1453 | } |
1454 | } | |
1455 | if (!has_mant_dig) { | |
78af2bcd | 1456 | fprintf(fd, "[error] %s: missing mant_dig attribute\n", __func__); |
ab4cf058 MD |
1457 | return NULL; |
1458 | } | |
1459 | if (!has_exp_dig) { | |
78af2bcd | 1460 | fprintf(fd, "[error] %s: missing exp_dig attribute\n", __func__); |
ab4cf058 MD |
1461 | return NULL; |
1462 | } | |
1463 | if (!has_alignment) { | |
1464 | if ((mant_dig + exp_dig) % CHAR_BIT) { | |
1465 | /* bit-packed alignment */ | |
1466 | alignment = 1; | |
1467 | } else { | |
1468 | /* byte-packed alignment */ | |
1469 | alignment = CHAR_BIT; | |
1470 | } | |
1471 | } | |
1472 | float_declaration = float_declaration_new(mant_dig, exp_dig, | |
1473 | byte_order, alignment); | |
1474 | return &float_declaration->p; | |
1475 | } | |
1476 | ||
1477 | static | |
8fdba45b | 1478 | struct declaration *ctf_declaration_string_visit(FILE *fd, int depth, |
3122e6f0 | 1479 | struct bt_list_head *expressions, |
ab4cf058 MD |
1480 | struct ctf_trace *trace) |
1481 | { | |
a0720417 | 1482 | struct ctf_node *expression; |
ab4cf058 MD |
1483 | const char *encoding_c = NULL; |
1484 | enum ctf_string_encoding encoding = CTF_STRING_UTF8; | |
1485 | struct declaration_string *string_declaration; | |
1486 | ||
3122e6f0 | 1487 | bt_list_for_each_entry(expression, expressions, siblings) { |
a0720417 | 1488 | struct ctf_node *left, *right; |
ab4cf058 | 1489 | |
3122e6f0 JD |
1490 | left = _bt_list_first_entry(&expression->u.ctf_expression.left, struct ctf_node, siblings); |
1491 | right = _bt_list_first_entry(&expression->u.ctf_expression.right, struct ctf_node, siblings); | |
ab4cf058 MD |
1492 | assert(left->u.unary_expression.type == UNARY_STRING); |
1493 | if (!strcmp(left->u.unary_expression.u.string, "encoding")) { | |
a0720417 | 1494 | if (right->u.unary_expression.type != UNARY_STRING) { |
78af2bcd | 1495 | fprintf(fd, "[error] %s: encoding: expecting string\n", |
ab4cf058 MD |
1496 | __func__); |
1497 | return NULL; | |
1498 | } | |
1499 | encoding_c = right->u.unary_expression.u.string; | |
1500 | } else { | |
b3ab6665 | 1501 | fprintf(fd, "[warning] %s: unknown attribute name %s\n", |
ab4cf058 | 1502 | __func__, left->u.unary_expression.u.string); |
b3ab6665 | 1503 | /* Fall-through after warning */ |
ab4cf058 MD |
1504 | } |
1505 | } | |
1506 | if (encoding_c && !strcmp(encoding_c, "ASCII")) | |
1507 | encoding = CTF_STRING_ASCII; | |
1508 | string_declaration = string_declaration_new(encoding); | |
1509 | return &string_declaration->p; | |
1510 | } | |
1511 | ||
1512 | ||
05628561 | 1513 | static |
78af2bcd MD |
1514 | struct declaration *ctf_type_specifier_list_visit(FILE *fd, |
1515 | int depth, struct ctf_node *type_specifier_list, | |
ab4cf058 MD |
1516 | struct declaration_scope *declaration_scope, |
1517 | struct ctf_trace *trace) | |
05628561 | 1518 | { |
a0720417 | 1519 | struct ctf_node *first; |
78af2bcd | 1520 | struct ctf_node *node; |
d20f5e59 | 1521 | |
427c09b7 MD |
1522 | assert(type_specifier_list->type == NODE_TYPE_SPECIFIER_LIST); |
1523 | ||
3122e6f0 | 1524 | first = _bt_list_first_entry(&type_specifier_list->u.type_specifier_list.head, struct ctf_node, siblings); |
05628561 | 1525 | |
78af2bcd MD |
1526 | assert(first->type == NODE_TYPE_SPECIFIER); |
1527 | ||
1528 | node = first->u.type_specifier.node; | |
1529 | ||
1530 | switch (first->u.type_specifier.type) { | |
1531 | case TYPESPEC_FLOATING_POINT: | |
1532 | return ctf_declaration_floating_point_visit(fd, depth, | |
1533 | &node->u.floating_point.expressions, trace); | |
1534 | case TYPESPEC_INTEGER: | |
1535 | return ctf_declaration_integer_visit(fd, depth, | |
1536 | &node->u.integer.expressions, trace); | |
1537 | case TYPESPEC_STRING: | |
1538 | return ctf_declaration_string_visit(fd, depth, | |
5039b4cc | 1539 | &node->u.string.expressions, trace); |
78af2bcd | 1540 | case TYPESPEC_STRUCT: |
add40b62 | 1541 | return ctf_declaration_struct_visit(fd, depth, |
78af2bcd MD |
1542 | node->u._struct.name, |
1543 | &node->u._struct.declaration_list, | |
1544 | node->u._struct.has_body, | |
b7e35bad | 1545 | &node->u._struct.min_align, |
ab4cf058 MD |
1546 | declaration_scope, |
1547 | trace); | |
78af2bcd | 1548 | case TYPESPEC_VARIANT: |
add40b62 | 1549 | return ctf_declaration_variant_visit(fd, depth, |
78af2bcd MD |
1550 | node->u.variant.name, |
1551 | node->u.variant.choice, | |
1552 | &node->u.variant.declaration_list, | |
1553 | node->u.variant.has_body, | |
ab4cf058 MD |
1554 | declaration_scope, |
1555 | trace); | |
78af2bcd | 1556 | case TYPESPEC_ENUM: |
add40b62 | 1557 | return ctf_declaration_enum_visit(fd, depth, |
78af2bcd MD |
1558 | node->u._enum.enum_id, |
1559 | node->u._enum.container_type, | |
1560 | &node->u._enum.enumerator_list, | |
1561 | node->u._enum.has_body, | |
1cfda062 | 1562 | declaration_scope, |
ab4cf058 | 1563 | trace); |
78af2bcd MD |
1564 | |
1565 | case TYPESPEC_VOID: | |
1566 | case TYPESPEC_CHAR: | |
1567 | case TYPESPEC_SHORT: | |
1568 | case TYPESPEC_INT: | |
1569 | case TYPESPEC_LONG: | |
1570 | case TYPESPEC_FLOAT: | |
1571 | case TYPESPEC_DOUBLE: | |
1572 | case TYPESPEC_SIGNED: | |
1573 | case TYPESPEC_UNSIGNED: | |
1574 | case TYPESPEC_BOOL: | |
1575 | case TYPESPEC_COMPLEX: | |
1576 | case TYPESPEC_IMAGINARY: | |
1577 | case TYPESPEC_CONST: | |
1578 | case TYPESPEC_ID_TYPE: | |
add40b62 | 1579 | return ctf_declaration_type_specifier_visit(fd, depth, |
78af2bcd | 1580 | type_specifier_list, declaration_scope); |
a0720417 | 1581 | default: |
78af2bcd | 1582 | fprintf(fd, "[error] %s: unexpected node type %d\n", __func__, (int) first->u.type_specifier.type); |
a0720417 | 1583 | return NULL; |
add40b62 | 1584 | } |
05628561 MD |
1585 | } |
1586 | ||
1587 | static | |
1588 | int ctf_event_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_event *event, struct ctf_trace *trace) | |
1589 | { | |
1590 | int ret = 0; | |
1591 | ||
1592 | switch (node->type) { | |
1593 | case NODE_TYPEDEF: | |
1594 | ret = ctf_typedef_visit(fd, depth + 1, | |
a0720417 | 1595 | event->declaration_scope, |
78af2bcd | 1596 | node->u._typedef.type_specifier_list, |
05628561 | 1597 | &node->u._typedef.type_declarators, |
a0720417 | 1598 | trace); |
05628561 MD |
1599 | if (ret) |
1600 | return ret; | |
1601 | break; | |
1602 | case NODE_TYPEALIAS: | |
1603 | ret = ctf_typealias_visit(fd, depth + 1, | |
a0720417 MD |
1604 | event->declaration_scope, |
1605 | node->u.typealias.target, node->u.typealias.alias, | |
1606 | trace); | |
05628561 MD |
1607 | if (ret) |
1608 | return ret; | |
1609 | break; | |
1610 | case NODE_CTF_EXPRESSION: | |
1611 | { | |
1612 | char *left; | |
1613 | ||
1614 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
1615 | if (!strcmp(left, "name")) { | |
1616 | char *right; | |
1617 | ||
427c09b7 MD |
1618 | if (CTF_EVENT_FIELD_IS_SET(event, name)) { |
1619 | fprintf(fd, "[error] %s: name already declared in event declaration\n", __func__); | |
0f980a35 MD |
1620 | ret = -EPERM; |
1621 | goto error; | |
427c09b7 | 1622 | } |
05628561 MD |
1623 | right = concatenate_unary_strings(&node->u.ctf_expression.right); |
1624 | if (!right) { | |
78af2bcd | 1625 | fprintf(fd, "[error] %s: unexpected unary expression for event name\n", __func__); |
0f980a35 MD |
1626 | ret = -EINVAL; |
1627 | goto error; | |
05628561 MD |
1628 | } |
1629 | event->name = g_quark_from_string(right); | |
41253107 | 1630 | g_free(right); |
05628561 MD |
1631 | CTF_EVENT_SET_FIELD(event, name); |
1632 | } else if (!strcmp(left, "id")) { | |
427c09b7 MD |
1633 | if (CTF_EVENT_FIELD_IS_SET(event, id)) { |
1634 | fprintf(fd, "[error] %s: id already declared in event declaration\n", __func__); | |
0f980a35 MD |
1635 | ret = -EPERM; |
1636 | goto error; | |
427c09b7 | 1637 | } |
05628561 MD |
1638 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &event->id); |
1639 | if (ret) { | |
78af2bcd | 1640 | fprintf(fd, "[error] %s: unexpected unary expression for event id\n", __func__); |
0f980a35 MD |
1641 | ret = -EINVAL; |
1642 | goto error; | |
05628561 MD |
1643 | } |
1644 | CTF_EVENT_SET_FIELD(event, id); | |
1645 | } else if (!strcmp(left, "stream_id")) { | |
427c09b7 MD |
1646 | if (CTF_EVENT_FIELD_IS_SET(event, stream_id)) { |
1647 | fprintf(fd, "[error] %s: stream_id already declared in event declaration\n", __func__); | |
0f980a35 MD |
1648 | ret = -EPERM; |
1649 | goto error; | |
427c09b7 | 1650 | } |
05628561 MD |
1651 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &event->stream_id); |
1652 | if (ret) { | |
78af2bcd | 1653 | fprintf(fd, "[error] %s: unexpected unary expression for event stream_id\n", __func__); |
0f980a35 MD |
1654 | ret = -EINVAL; |
1655 | goto error; | |
05628561 MD |
1656 | } |
1657 | event->stream = trace_stream_lookup(trace, event->stream_id); | |
1658 | if (!event->stream) { | |
78af2bcd | 1659 | fprintf(fd, "[error] %s: stream id %" PRIu64 " cannot be found\n", __func__, event->stream_id); |
0f980a35 MD |
1660 | ret = -EINVAL; |
1661 | goto error; | |
05628561 | 1662 | } |
05628561 MD |
1663 | CTF_EVENT_SET_FIELD(event, stream_id); |
1664 | } else if (!strcmp(left, "context")) { | |
1665 | struct declaration *declaration; | |
1666 | ||
427c09b7 MD |
1667 | if (event->context_decl) { |
1668 | fprintf(fd, "[error] %s: context already declared in event declaration\n", __func__); | |
0f980a35 MD |
1669 | ret = -EINVAL; |
1670 | goto error; | |
427c09b7 | 1671 | } |
78af2bcd | 1672 | declaration = ctf_type_specifier_list_visit(fd, depth, |
3122e6f0 | 1673 | _bt_list_first_entry(&node->u.ctf_expression.right, |
78af2bcd | 1674 | struct ctf_node, siblings), |
ab4cf058 | 1675 | event->declaration_scope, trace); |
0f980a35 MD |
1676 | if (!declaration) { |
1677 | ret = -EPERM; | |
1678 | goto error; | |
1679 | } | |
1680 | if (declaration->id != CTF_TYPE_STRUCT) { | |
1681 | ret = -EPERM; | |
1682 | goto error; | |
1683 | } | |
9e29e16e | 1684 | event->context_decl = container_of(declaration, struct declaration_struct, p); |
05628561 MD |
1685 | } else if (!strcmp(left, "fields")) { |
1686 | struct declaration *declaration; | |
1687 | ||
427c09b7 MD |
1688 | if (event->fields_decl) { |
1689 | fprintf(fd, "[error] %s: fields already declared in event declaration\n", __func__); | |
0f980a35 MD |
1690 | ret = -EINVAL; |
1691 | goto error; | |
427c09b7 | 1692 | } |
78af2bcd | 1693 | declaration = ctf_type_specifier_list_visit(fd, depth, |
3122e6f0 | 1694 | _bt_list_first_entry(&node->u.ctf_expression.right, |
78af2bcd | 1695 | struct ctf_node, siblings), |
ab4cf058 | 1696 | event->declaration_scope, trace); |
0f980a35 MD |
1697 | if (!declaration) { |
1698 | ret = -EPERM; | |
1699 | goto error; | |
1700 | } | |
1701 | if (declaration->id != CTF_TYPE_STRUCT) { | |
1702 | ret = -EPERM; | |
1703 | goto error; | |
1704 | } | |
9e29e16e | 1705 | event->fields_decl = container_of(declaration, struct declaration_struct, p); |
306eeaa6 MD |
1706 | } else if (!strcmp(left, "loglevel")) { |
1707 | int64_t loglevel = -1; | |
d86d62f8 | 1708 | |
306eeaa6 MD |
1709 | if (CTF_EVENT_FIELD_IS_SET(event, loglevel)) { |
1710 | fprintf(fd, "[error] %s: loglevel already declared in event declaration\n", __func__); | |
d86d62f8 MD |
1711 | ret = -EPERM; |
1712 | goto error; | |
1713 | } | |
306eeaa6 | 1714 | ret = get_unary_signed(&node->u.ctf_expression.right, &loglevel); |
d86d62f8 | 1715 | if (ret) { |
306eeaa6 | 1716 | fprintf(fd, "[error] %s: unexpected unary expression for event loglevel\n", __func__); |
d86d62f8 MD |
1717 | ret = -EINVAL; |
1718 | goto error; | |
1719 | } | |
209209be | 1720 | event->loglevel = (int) loglevel; |
306eeaa6 | 1721 | CTF_EVENT_SET_FIELD(event, loglevel); |
98df1c9f | 1722 | } else { |
b3ab6665 MD |
1723 | fprintf(fd, "[warning] %s: attribute \"%s\" is unknown in event declaration.\n", __func__, left); |
1724 | /* Fall-through after warning */ | |
05628561 | 1725 | } |
0f980a35 | 1726 | error: |
41253107 | 1727 | g_free(left); |
05628561 MD |
1728 | break; |
1729 | } | |
1730 | default: | |
1731 | return -EPERM; | |
1732 | /* TODO: declaration specifier should be added. */ | |
1733 | } | |
1734 | ||
0f980a35 | 1735 | return ret; |
05628561 MD |
1736 | } |
1737 | ||
1738 | static | |
1739 | int ctf_event_visit(FILE *fd, int depth, struct ctf_node *node, | |
d20f5e59 | 1740 | struct declaration_scope *parent_declaration_scope, struct ctf_trace *trace) |
05628561 MD |
1741 | { |
1742 | int ret = 0; | |
1743 | struct ctf_node *iter; | |
1744 | struct ctf_event *event; | |
1745 | ||
1746 | event = g_new0(struct ctf_event, 1); | |
d20f5e59 | 1747 | event->declaration_scope = new_declaration_scope(parent_declaration_scope); |
306eeaa6 | 1748 | event->loglevel = -1; |
3122e6f0 | 1749 | bt_list_for_each_entry(iter, &node->u.event.declaration_list, siblings) { |
05628561 MD |
1750 | ret = ctf_event_declaration_visit(fd, depth + 1, iter, event, trace); |
1751 | if (ret) | |
1752 | goto error; | |
1753 | } | |
1754 | if (!CTF_EVENT_FIELD_IS_SET(event, name)) { | |
1755 | ret = -EPERM; | |
427c09b7 | 1756 | fprintf(fd, "[error] %s: missing name field in event declaration\n", __func__); |
05628561 MD |
1757 | goto error; |
1758 | } | |
05628561 | 1759 | if (!CTF_EVENT_FIELD_IS_SET(event, stream_id)) { |
0f980a35 | 1760 | /* Allow missing stream_id if there is only a single stream */ |
33105c61 MD |
1761 | switch (trace->streams->len) { |
1762 | case 0: /* Create stream if there was none. */ | |
1763 | ret = ctf_stream_visit(fd, depth, NULL, trace->root_declaration_scope, trace); | |
1764 | if (ret) | |
1765 | goto error; | |
1766 | /* Fall-through */ | |
1767 | case 1: | |
0f980a35 MD |
1768 | event->stream_id = 0; |
1769 | event->stream = trace_stream_lookup(trace, event->stream_id); | |
33105c61 MD |
1770 | break; |
1771 | default: | |
0f980a35 MD |
1772 | ret = -EPERM; |
1773 | fprintf(fd, "[error] %s: missing stream_id field in event declaration\n", __func__); | |
1774 | goto error; | |
1775 | } | |
05628561 | 1776 | } |
8c572eba MD |
1777 | /* Allow only one event without id per stream */ |
1778 | if (!CTF_EVENT_FIELD_IS_SET(event, id) | |
1779 | && event->stream->events_by_id->len != 0) { | |
1780 | ret = -EPERM; | |
1781 | fprintf(fd, "[error] %s: missing id field in event declaration\n", __func__); | |
1782 | goto error; | |
1783 | } | |
05628561 MD |
1784 | if (event->stream->events_by_id->len <= event->id) |
1785 | g_ptr_array_set_size(event->stream->events_by_id, event->id + 1); | |
1786 | g_ptr_array_index(event->stream->events_by_id, event->id) = event; | |
1787 | g_hash_table_insert(event->stream->event_quark_to_id, | |
56e60373 | 1788 | (gpointer) (unsigned long) event->name, |
05628561 MD |
1789 | &event->id); |
1790 | return 0; | |
1791 | ||
1792 | error: | |
98df1c9f MD |
1793 | if (event->fields_decl) |
1794 | declaration_unref(&event->fields_decl->p); | |
1795 | if (event->context_decl) | |
1796 | declaration_unref(&event->context_decl->p); | |
d20f5e59 | 1797 | free_declaration_scope(event->declaration_scope); |
05628561 MD |
1798 | g_free(event); |
1799 | return ret; | |
1800 | } | |
1801 | ||
1802 | ||
1803 | static | |
f380e105 | 1804 | int ctf_stream_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_stream_declaration *stream, struct ctf_trace *trace) |
05628561 MD |
1805 | { |
1806 | int ret = 0; | |
1807 | ||
1808 | switch (node->type) { | |
1809 | case NODE_TYPEDEF: | |
1810 | ret = ctf_typedef_visit(fd, depth + 1, | |
a0720417 | 1811 | stream->declaration_scope, |
78af2bcd | 1812 | node->u._typedef.type_specifier_list, |
05628561 | 1813 | &node->u._typedef.type_declarators, |
a0720417 | 1814 | trace); |
05628561 MD |
1815 | if (ret) |
1816 | return ret; | |
1817 | break; | |
1818 | case NODE_TYPEALIAS: | |
1819 | ret = ctf_typealias_visit(fd, depth + 1, | |
a0720417 MD |
1820 | stream->declaration_scope, |
1821 | node->u.typealias.target, node->u.typealias.alias, | |
1822 | trace); | |
05628561 MD |
1823 | if (ret) |
1824 | return ret; | |
1825 | break; | |
1826 | case NODE_CTF_EXPRESSION: | |
1827 | { | |
1828 | char *left; | |
1829 | ||
1830 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
427c09b7 MD |
1831 | if (!strcmp(left, "id")) { |
1832 | if (CTF_STREAM_FIELD_IS_SET(stream, stream_id)) { | |
1833 | fprintf(fd, "[error] %s: id already declared in stream declaration\n", __func__); | |
0f980a35 MD |
1834 | ret = -EPERM; |
1835 | goto error; | |
427c09b7 | 1836 | } |
a0720417 | 1837 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &stream->stream_id); |
05628561 | 1838 | if (ret) { |
427c09b7 | 1839 | fprintf(fd, "[error] %s: unexpected unary expression for stream id\n", __func__); |
0f980a35 MD |
1840 | ret = -EINVAL; |
1841 | goto error; | |
05628561 | 1842 | } |
a0720417 | 1843 | CTF_STREAM_SET_FIELD(stream, stream_id); |
9e29e16e | 1844 | } else if (!strcmp(left, "event.header")) { |
05628561 MD |
1845 | struct declaration *declaration; |
1846 | ||
427c09b7 MD |
1847 | if (stream->event_header_decl) { |
1848 | fprintf(fd, "[error] %s: event.header already declared in stream declaration\n", __func__); | |
0f980a35 MD |
1849 | ret = -EINVAL; |
1850 | goto error; | |
427c09b7 | 1851 | } |
78af2bcd | 1852 | declaration = ctf_type_specifier_list_visit(fd, depth, |
3122e6f0 | 1853 | _bt_list_first_entry(&node->u.ctf_expression.right, |
78af2bcd | 1854 | struct ctf_node, siblings), |
a0720417 | 1855 | stream->declaration_scope, trace); |
0f980a35 MD |
1856 | if (!declaration) { |
1857 | ret = -EPERM; | |
1858 | goto error; | |
1859 | } | |
1860 | if (declaration->id != CTF_TYPE_STRUCT) { | |
1861 | ret = -EPERM; | |
1862 | goto error; | |
1863 | } | |
9e29e16e MD |
1864 | stream->event_header_decl = container_of(declaration, struct declaration_struct, p); |
1865 | } else if (!strcmp(left, "event.context")) { | |
05628561 MD |
1866 | struct declaration *declaration; |
1867 | ||
427c09b7 MD |
1868 | if (stream->event_context_decl) { |
1869 | fprintf(fd, "[error] %s: event.context already declared in stream declaration\n", __func__); | |
0f980a35 MD |
1870 | ret = -EINVAL; |
1871 | goto error; | |
427c09b7 | 1872 | } |
78af2bcd | 1873 | declaration = ctf_type_specifier_list_visit(fd, depth, |
3122e6f0 | 1874 | _bt_list_first_entry(&node->u.ctf_expression.right, |
78af2bcd | 1875 | struct ctf_node, siblings), |
ab4cf058 | 1876 | stream->declaration_scope, trace); |
0f980a35 MD |
1877 | if (!declaration) { |
1878 | ret = -EPERM; | |
1879 | goto error; | |
1880 | } | |
1881 | if (declaration->id != CTF_TYPE_STRUCT) { | |
1882 | ret = -EPERM; | |
1883 | goto error; | |
1884 | } | |
9e29e16e MD |
1885 | stream->event_context_decl = container_of(declaration, struct declaration_struct, p); |
1886 | } else if (!strcmp(left, "packet.context")) { | |
05628561 MD |
1887 | struct declaration *declaration; |
1888 | ||
427c09b7 MD |
1889 | if (stream->packet_context_decl) { |
1890 | fprintf(fd, "[error] %s: packet.context already declared in stream declaration\n", __func__); | |
0f980a35 MD |
1891 | ret = -EINVAL; |
1892 | goto error; | |
427c09b7 | 1893 | } |
78af2bcd | 1894 | declaration = ctf_type_specifier_list_visit(fd, depth, |
3122e6f0 | 1895 | _bt_list_first_entry(&node->u.ctf_expression.right, |
78af2bcd | 1896 | struct ctf_node, siblings), |
ab4cf058 | 1897 | stream->declaration_scope, trace); |
0f980a35 MD |
1898 | if (!declaration) { |
1899 | ret = -EPERM; | |
1900 | goto error; | |
1901 | } | |
1902 | if (declaration->id != CTF_TYPE_STRUCT) { | |
1903 | ret = -EPERM; | |
1904 | goto error; | |
1905 | } | |
9e29e16e | 1906 | stream->packet_context_decl = container_of(declaration, struct declaration_struct, p); |
98df1c9f | 1907 | } else { |
b3ab6665 MD |
1908 | fprintf(fd, "[warning] %s: attribute \"%s\" is unknown in stream declaration.\n", __func__, left); |
1909 | /* Fall-through after warning */ | |
05628561 | 1910 | } |
98df1c9f | 1911 | |
0f980a35 | 1912 | error: |
41253107 | 1913 | g_free(left); |
05628561 MD |
1914 | break; |
1915 | } | |
1916 | default: | |
1917 | return -EPERM; | |
1918 | /* TODO: declaration specifier should be added. */ | |
1919 | } | |
1920 | ||
0f980a35 | 1921 | return ret; |
05628561 MD |
1922 | } |
1923 | ||
1924 | static | |
1925 | int ctf_stream_visit(FILE *fd, int depth, struct ctf_node *node, | |
d20f5e59 | 1926 | struct declaration_scope *parent_declaration_scope, struct ctf_trace *trace) |
05628561 MD |
1927 | { |
1928 | int ret = 0; | |
1929 | struct ctf_node *iter; | |
f380e105 | 1930 | struct ctf_stream_declaration *stream; |
05628561 | 1931 | |
f380e105 | 1932 | stream = g_new0(struct ctf_stream_declaration, 1); |
d20f5e59 | 1933 | stream->declaration_scope = new_declaration_scope(parent_declaration_scope); |
05628561 | 1934 | stream->events_by_id = g_ptr_array_new(); |
068665f5 | 1935 | stream->event_quark_to_id = g_hash_table_new(g_direct_hash, g_direct_equal); |
2d0bea29 | 1936 | stream->streams = g_ptr_array_new(); |
33105c61 | 1937 | if (node) { |
3122e6f0 | 1938 | bt_list_for_each_entry(iter, &node->u.stream.declaration_list, siblings) { |
33105c61 MD |
1939 | ret = ctf_stream_declaration_visit(fd, depth + 1, iter, stream, trace); |
1940 | if (ret) | |
1941 | goto error; | |
1942 | } | |
05628561 | 1943 | } |
0f980a35 MD |
1944 | if (CTF_STREAM_FIELD_IS_SET(stream, stream_id)) { |
1945 | /* check that packet header has stream_id field. */ | |
1946 | if (!trace->packet_header_decl | |
1947 | || struct_declaration_lookup_field_index(trace->packet_header_decl, g_quark_from_static_string("stream_id")) < 0) { | |
1948 | ret = -EPERM; | |
1949 | fprintf(fd, "[error] %s: missing stream_id field in packet header declaration, but stream_id attribute is declared for stream.\n", __func__); | |
1950 | goto error; | |
1951 | } | |
8c572eba MD |
1952 | } else { |
1953 | /* Allow only one id-less stream */ | |
1954 | if (trace->streams->len != 0) { | |
1955 | ret = -EPERM; | |
1956 | fprintf(fd, "[error] %s: missing id field in stream declaration\n", __func__); | |
1957 | goto error; | |
1958 | } | |
1959 | stream->stream_id = 0; | |
05628561 MD |
1960 | } |
1961 | if (trace->streams->len <= stream->stream_id) | |
1962 | g_ptr_array_set_size(trace->streams, stream->stream_id + 1); | |
1963 | g_ptr_array_index(trace->streams, stream->stream_id) = stream; | |
82662ad4 | 1964 | stream->trace = trace; |
9e29e16e | 1965 | |
05628561 MD |
1966 | return 0; |
1967 | ||
1968 | error: | |
98df1c9f MD |
1969 | if (stream->event_header_decl) |
1970 | declaration_unref(&stream->event_header_decl->p); | |
1971 | if (stream->event_context_decl) | |
1972 | declaration_unref(&stream->event_context_decl->p); | |
1973 | if (stream->packet_context_decl) | |
1974 | declaration_unref(&stream->packet_context_decl->p); | |
2d0bea29 | 1975 | g_ptr_array_free(stream->streams, TRUE); |
05628561 | 1976 | g_ptr_array_free(stream->events_by_id, TRUE); |
a0720417 | 1977 | g_hash_table_destroy(stream->event_quark_to_id); |
d20f5e59 | 1978 | free_declaration_scope(stream->declaration_scope); |
05628561 MD |
1979 | g_free(stream); |
1980 | return ret; | |
1981 | } | |
1982 | ||
1983 | static | |
1984 | int ctf_trace_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
1985 | { | |
1986 | int ret = 0; | |
1987 | ||
1988 | switch (node->type) { | |
1989 | case NODE_TYPEDEF: | |
1990 | ret = ctf_typedef_visit(fd, depth + 1, | |
a0720417 | 1991 | trace->declaration_scope, |
78af2bcd | 1992 | node->u._typedef.type_specifier_list, |
05628561 | 1993 | &node->u._typedef.type_declarators, |
a0720417 | 1994 | trace); |
05628561 MD |
1995 | if (ret) |
1996 | return ret; | |
1997 | break; | |
1998 | case NODE_TYPEALIAS: | |
1999 | ret = ctf_typealias_visit(fd, depth + 1, | |
a0720417 MD |
2000 | trace->declaration_scope, |
2001 | node->u.typealias.target, node->u.typealias.alias, | |
2002 | trace); | |
05628561 MD |
2003 | if (ret) |
2004 | return ret; | |
2005 | break; | |
2006 | case NODE_CTF_EXPRESSION: | |
2007 | { | |
2008 | char *left; | |
2009 | ||
2010 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
2011 | if (!strcmp(left, "major")) { | |
427c09b7 MD |
2012 | if (CTF_TRACE_FIELD_IS_SET(trace, major)) { |
2013 | fprintf(fd, "[error] %s: major already declared in trace declaration\n", __func__); | |
0f980a35 MD |
2014 | ret = -EPERM; |
2015 | goto error; | |
427c09b7 | 2016 | } |
05628561 MD |
2017 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &trace->major); |
2018 | if (ret) { | |
78af2bcd | 2019 | fprintf(fd, "[error] %s: unexpected unary expression for trace major number\n", __func__); |
0f980a35 MD |
2020 | ret = -EINVAL; |
2021 | goto error; | |
05628561 | 2022 | } |
a0720417 | 2023 | CTF_TRACE_SET_FIELD(trace, major); |
05628561 | 2024 | } else if (!strcmp(left, "minor")) { |
427c09b7 MD |
2025 | if (CTF_TRACE_FIELD_IS_SET(trace, minor)) { |
2026 | fprintf(fd, "[error] %s: minor already declared in trace declaration\n", __func__); | |
0f980a35 MD |
2027 | ret = -EPERM; |
2028 | goto error; | |
427c09b7 | 2029 | } |
05628561 MD |
2030 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &trace->minor); |
2031 | if (ret) { | |
78af2bcd | 2032 | fprintf(fd, "[error] %s: unexpected unary expression for trace minor number\n", __func__); |
0f980a35 MD |
2033 | ret = -EINVAL; |
2034 | goto error; | |
05628561 | 2035 | } |
a0720417 | 2036 | CTF_TRACE_SET_FIELD(trace, minor); |
05628561 | 2037 | } else if (!strcmp(left, "uuid")) { |
bf81a25e | 2038 | unsigned char uuid[BABELTRACE_UUID_LEN]; |
a0fe7d97 | 2039 | |
bf81a25e | 2040 | ret = get_unary_uuid(&node->u.ctf_expression.right, uuid); |
05628561 | 2041 | if (ret) { |
78af2bcd | 2042 | fprintf(fd, "[error] %s: unexpected unary expression for trace uuid\n", __func__); |
0f980a35 MD |
2043 | ret = -EINVAL; |
2044 | goto error; | |
05628561 | 2045 | } |
b4c19c1e | 2046 | if (CTF_TRACE_FIELD_IS_SET(trace, uuid) |
a4dfa07b | 2047 | && babeltrace_uuid_compare(uuid, trace->uuid)) { |
b4c19c1e MD |
2048 | fprintf(fd, "[error] %s: uuid mismatch\n", __func__); |
2049 | ret = -EPERM; | |
2050 | goto error; | |
a0fe7d97 MD |
2051 | } else { |
2052 | memcpy(trace->uuid, uuid, sizeof(uuid)); | |
b4c19c1e | 2053 | } |
a0720417 | 2054 | CTF_TRACE_SET_FIELD(trace, uuid); |
0f980a35 MD |
2055 | } else if (!strcmp(left, "byte_order")) { |
2056 | struct ctf_node *right; | |
2057 | int byte_order; | |
2058 | ||
3122e6f0 | 2059 | right = _bt_list_first_entry(&node->u.ctf_expression.right, struct ctf_node, siblings); |
0f980a35 MD |
2060 | byte_order = get_trace_byte_order(fd, depth, right); |
2061 | if (byte_order < 0) | |
2062 | return -EINVAL; | |
a0fe7d97 MD |
2063 | |
2064 | if (CTF_TRACE_FIELD_IS_SET(trace, byte_order) | |
2065 | && byte_order != trace->byte_order) { | |
2066 | fprintf(fd, "[error] %s: endianness mismatch\n", __func__); | |
2067 | ret = -EPERM; | |
2068 | goto error; | |
2069 | } else { | |
fdce39de MD |
2070 | if (byte_order != trace->byte_order) { |
2071 | trace->byte_order = byte_order; | |
2072 | /* | |
2073 | * We need to restart | |
2074 | * construction of the | |
2075 | * intermediate representation. | |
2076 | */ | |
2e0c6b58 MD |
2077 | trace->field_mask = 0; |
2078 | CTF_TRACE_SET_FIELD(trace, byte_order); | |
2079 | ret = -EINTR; | |
2080 | goto error; | |
fdce39de | 2081 | } |
a0fe7d97 | 2082 | } |
7c8a1386 | 2083 | CTF_TRACE_SET_FIELD(trace, byte_order); |
0f980a35 MD |
2084 | } else if (!strcmp(left, "packet.header")) { |
2085 | struct declaration *declaration; | |
2086 | ||
2087 | if (trace->packet_header_decl) { | |
2088 | fprintf(fd, "[error] %s: packet.header already declared in trace declaration\n", __func__); | |
2089 | ret = -EINVAL; | |
2090 | goto error; | |
2091 | } | |
2092 | declaration = ctf_type_specifier_list_visit(fd, depth, | |
3122e6f0 | 2093 | _bt_list_first_entry(&node->u.ctf_expression.right, |
0f980a35 MD |
2094 | struct ctf_node, siblings), |
2095 | trace->declaration_scope, trace); | |
2096 | if (!declaration) { | |
2097 | ret = -EPERM; | |
2098 | goto error; | |
2099 | } | |
2100 | if (declaration->id != CTF_TYPE_STRUCT) { | |
2101 | ret = -EPERM; | |
2102 | goto error; | |
2103 | } | |
2104 | trace->packet_header_decl = container_of(declaration, struct declaration_struct, p); | |
98df1c9f | 2105 | } else { |
b3ab6665 | 2106 | fprintf(fd, "[warning] %s: attribute \"%s\" is unknown in trace declaration.\n", __func__, left); |
05628561 | 2107 | } |
98df1c9f | 2108 | |
0f980a35 | 2109 | error: |
41253107 | 2110 | g_free(left); |
05628561 MD |
2111 | break; |
2112 | } | |
2113 | default: | |
2114 | return -EPERM; | |
2115 | /* TODO: declaration specifier should be added. */ | |
2116 | } | |
2117 | ||
0f980a35 | 2118 | return ret; |
05628561 MD |
2119 | } |
2120 | ||
05628561 MD |
2121 | static |
2122 | int ctf_trace_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
2123 | { | |
2124 | int ret = 0; | |
2125 | struct ctf_node *iter; | |
2126 | ||
d20f5e59 | 2127 | if (trace->declaration_scope) |
05628561 | 2128 | return -EEXIST; |
d20f5e59 | 2129 | trace->declaration_scope = new_declaration_scope(trace->root_declaration_scope); |
05628561 | 2130 | trace->streams = g_ptr_array_new(); |
3122e6f0 | 2131 | bt_list_for_each_entry(iter, &node->u.trace.declaration_list, siblings) { |
05628561 MD |
2132 | ret = ctf_trace_declaration_visit(fd, depth + 1, iter, trace); |
2133 | if (ret) | |
2134 | goto error; | |
2135 | } | |
a0720417 | 2136 | if (!CTF_TRACE_FIELD_IS_SET(trace, major)) { |
05628561 | 2137 | ret = -EPERM; |
427c09b7 | 2138 | fprintf(fd, "[error] %s: missing major field in trace declaration\n", __func__); |
05628561 MD |
2139 | goto error; |
2140 | } | |
a0720417 | 2141 | if (!CTF_TRACE_FIELD_IS_SET(trace, minor)) { |
05628561 | 2142 | ret = -EPERM; |
427c09b7 | 2143 | fprintf(fd, "[error] %s: missing minor field in trace declaration\n", __func__); |
05628561 MD |
2144 | goto error; |
2145 | } | |
a0720417 | 2146 | if (!CTF_TRACE_FIELD_IS_SET(trace, uuid)) { |
05628561 | 2147 | ret = -EPERM; |
427c09b7 | 2148 | fprintf(fd, "[error] %s: missing uuid field in trace declaration\n", __func__); |
05628561 MD |
2149 | goto error; |
2150 | } | |
dc48ecad MD |
2151 | if (!CTF_TRACE_FIELD_IS_SET(trace, byte_order)) { |
2152 | ret = -EPERM; | |
2153 | fprintf(fd, "[error] %s: missing byte_order field in trace declaration\n", __func__); | |
2154 | goto error; | |
2155 | } | |
0f980a35 | 2156 | |
0f980a35 MD |
2157 | if (!CTF_TRACE_FIELD_IS_SET(trace, byte_order)) { |
2158 | /* check that the packet header contains a "magic" field */ | |
e28d4618 | 2159 | if (!trace->packet_header_decl |
0f980a35 MD |
2160 | || struct_declaration_lookup_field_index(trace->packet_header_decl, g_quark_from_static_string("magic")) < 0) { |
2161 | ret = -EPERM; | |
2162 | fprintf(fd, "[error] %s: missing both byte_order and packet header magic number in trace declaration\n", __func__); | |
98df1c9f | 2163 | goto error; |
0f980a35 MD |
2164 | } |
2165 | } | |
05628561 MD |
2166 | return 0; |
2167 | ||
2168 | error: | |
0d72513f | 2169 | if (trace->packet_header_decl) { |
98df1c9f | 2170 | declaration_unref(&trace->packet_header_decl->p); |
0d72513f MD |
2171 | trace->packet_header_decl = NULL; |
2172 | } | |
05628561 | 2173 | g_ptr_array_free(trace->streams, TRUE); |
a0720417 | 2174 | free_declaration_scope(trace->declaration_scope); |
fdce39de | 2175 | trace->declaration_scope = NULL; |
05628561 MD |
2176 | return ret; |
2177 | } | |
2178 | ||
50cb9c56 MD |
2179 | static |
2180 | int ctf_clock_declaration_visit(FILE *fd, int depth, struct ctf_node *node, | |
2181 | struct ctf_clock *clock, struct ctf_trace *trace) | |
2182 | { | |
2183 | int ret = 0; | |
2184 | ||
2185 | switch (node->type) { | |
2186 | case NODE_CTF_EXPRESSION: | |
2187 | { | |
2188 | char *left; | |
2189 | ||
2190 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
2191 | if (!strcmp(left, "name")) { | |
2192 | char *right; | |
2193 | ||
2194 | if (CTF_CLOCK_FIELD_IS_SET(clock, name)) { | |
2195 | fprintf(fd, "[error] %s: name already declared in clock declaration\n", __func__); | |
2196 | ret = -EPERM; | |
2197 | goto error; | |
2198 | } | |
2199 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2200 | if (!right) { | |
2201 | fprintf(fd, "[error] %s: unexpected unary expression for clock name\n", __func__); | |
2202 | ret = -EINVAL; | |
2203 | goto error; | |
2204 | } | |
2205 | clock->name = g_quark_from_string(right); | |
2206 | g_free(right); | |
bf94ab2b | 2207 | CTF_CLOCK_SET_FIELD(clock, name); |
50cb9c56 MD |
2208 | } else if (!strcmp(left, "uuid")) { |
2209 | char *right; | |
2210 | ||
2211 | if (clock->uuid) { | |
2212 | fprintf(fd, "[error] %s: uuid already declared in clock declaration\n", __func__); | |
2213 | ret = -EPERM; | |
2214 | goto error; | |
2215 | } | |
2216 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2217 | if (!right) { | |
2218 | fprintf(fd, "[error] %s: unexpected unary expression for clock uuid\n", __func__); | |
2219 | ret = -EINVAL; | |
2220 | goto error; | |
2221 | } | |
2222 | clock->uuid = g_quark_from_string(right); | |
2223 | g_free(right); | |
2224 | } else if (!strcmp(left, "description")) { | |
2225 | char *right; | |
2226 | ||
2227 | if (clock->description) { | |
2228 | fprintf(fd, "[warning] %s: duplicated clock description\n", __func__); | |
2229 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2230 | } | |
2231 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2232 | if (!right) { | |
2233 | fprintf(fd, "[warning] %s: unexpected unary expression for clock description\n", __func__); | |
2234 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2235 | } | |
2236 | clock->description = right; | |
2237 | } else if (!strcmp(left, "freq")) { | |
bf94ab2b | 2238 | if (CTF_CLOCK_FIELD_IS_SET(clock, freq)) { |
50cb9c56 MD |
2239 | fprintf(fd, "[error] %s: freq already declared in clock declaration\n", __func__); |
2240 | ret = -EPERM; | |
2241 | goto error; | |
2242 | } | |
2243 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &clock->freq); | |
2244 | if (ret) { | |
2245 | fprintf(fd, "[error] %s: unexpected unary expression for clock freq\n", __func__); | |
2246 | ret = -EINVAL; | |
2247 | goto error; | |
2248 | } | |
bf94ab2b | 2249 | CTF_CLOCK_SET_FIELD(clock, freq); |
50cb9c56 MD |
2250 | } else if (!strcmp(left, "precision")) { |
2251 | if (clock->precision) { | |
2252 | fprintf(fd, "[error] %s: precision already declared in clock declaration\n", __func__); | |
2253 | ret = -EPERM; | |
2254 | goto error; | |
2255 | } | |
2256 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &clock->precision); | |
2257 | if (ret) { | |
2258 | fprintf(fd, "[error] %s: unexpected unary expression for clock precision\n", __func__); | |
2259 | ret = -EINVAL; | |
2260 | goto error; | |
2261 | } | |
2262 | } else if (!strcmp(left, "offset_s")) { | |
2263 | if (clock->offset_s) { | |
2264 | fprintf(fd, "[error] %s: offset_s already declared in clock declaration\n", __func__); | |
2265 | ret = -EPERM; | |
2266 | goto error; | |
2267 | } | |
2268 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &clock->offset_s); | |
2269 | if (ret) { | |
2270 | fprintf(fd, "[error] %s: unexpected unary expression for clock offset_s\n", __func__); | |
2271 | ret = -EINVAL; | |
2272 | goto error; | |
2273 | } | |
2274 | } else if (!strcmp(left, "offset")) { | |
2275 | if (clock->offset) { | |
2276 | fprintf(fd, "[error] %s: offset already declared in clock declaration\n", __func__); | |
2277 | ret = -EPERM; | |
2278 | goto error; | |
2279 | } | |
2280 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &clock->offset); | |
2281 | if (ret) { | |
2282 | fprintf(fd, "[error] %s: unexpected unary expression for clock offset\n", __func__); | |
2283 | ret = -EINVAL; | |
2284 | goto error; | |
2285 | } | |
11ac6674 MD |
2286 | } else if (!strcmp(left, "absolute")) { |
2287 | struct ctf_node *right; | |
2288 | ||
3122e6f0 | 2289 | right = _bt_list_first_entry(&node->u.ctf_expression.right, struct ctf_node, siblings); |
11ac6674 MD |
2290 | ret = get_boolean(fd, depth, right); |
2291 | if (ret < 0) { | |
2292 | fprintf(fd, "[error] %s: unexpected \"absolute\" right member\n", __func__); | |
2293 | ret = -EINVAL; | |
2294 | goto error; | |
2295 | } | |
2296 | clock->absolute = ret; | |
50cb9c56 MD |
2297 | } else { |
2298 | fprintf(fd, "[warning] %s: attribute \"%s\" is unknown in clock declaration.\n", __func__, left); | |
2299 | } | |
2300 | ||
2301 | error: | |
2302 | g_free(left); | |
2303 | break; | |
2304 | } | |
2305 | default: | |
2306 | return -EPERM; | |
2307 | /* TODO: declaration specifier should be added. */ | |
2308 | } | |
2309 | ||
2310 | return ret; | |
2311 | } | |
2312 | ||
2313 | static | |
2314 | int ctf_clock_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
2315 | { | |
2316 | int ret = 0; | |
2317 | struct ctf_node *iter; | |
2318 | struct ctf_clock *clock; | |
2319 | ||
2320 | clock = g_new0(struct ctf_clock, 1); | |
25ccc85b MD |
2321 | /* Default clock frequency is set to 1000000000 */ |
2322 | clock->freq = 1000000000ULL; | |
3122e6f0 | 2323 | bt_list_for_each_entry(iter, &node->u.clock.declaration_list, siblings) { |
50cb9c56 MD |
2324 | ret = ctf_clock_declaration_visit(fd, depth + 1, iter, clock, trace); |
2325 | if (ret) | |
2326 | goto error; | |
2327 | } | |
82ace6d6 MD |
2328 | if (opt_clock_force_correlate) { |
2329 | /* | |
2330 | * User requested to forcibly correlate the clock | |
2331 | * sources, even if we have no correlatation | |
2332 | * information. | |
2333 | */ | |
2334 | if (!clock->absolute) { | |
2335 | fprintf(fd, "[warning] Forcibly correlating trace clock sources (--clock-force-correlate).\n"); | |
2336 | } | |
2337 | clock->absolute = 1; | |
2338 | } | |
50cb9c56 MD |
2339 | if (!CTF_CLOCK_FIELD_IS_SET(clock, name)) { |
2340 | ret = -EPERM; | |
2341 | fprintf(fd, "[error] %s: missing namefield in clock declaration\n", __func__); | |
2342 | goto error; | |
2343 | } | |
25ccc85b | 2344 | if (g_hash_table_size(trace->clocks) > 0) { |
82ace6d6 | 2345 | fprintf(fd, "[error] Only CTF traces with a single clock description are supported by this babeltrace version.\n"); |
25ccc85b MD |
2346 | ret = -EINVAL; |
2347 | goto error; | |
2348 | } | |
2349 | trace->single_clock = clock; | |
50cb9c56 MD |
2350 | g_hash_table_insert(trace->clocks, (gpointer) (unsigned long) clock->name, clock); |
2351 | return 0; | |
2352 | ||
2353 | error: | |
2354 | g_free(clock->description); | |
2355 | g_free(clock); | |
2356 | return ret; | |
2357 | } | |
2358 | ||
f57447bd JN |
2359 | static |
2360 | void ctf_clock_default(FILE *fd, int depth, struct ctf_trace *trace) | |
2361 | { | |
2362 | struct ctf_clock *clock; | |
2363 | ||
2364 | clock = g_new0(struct ctf_clock, 1); | |
2365 | clock->name = g_quark_from_string("monotonic"); | |
2366 | clock->uuid = 0; | |
2367 | clock->description = g_strdup("Default clock"); | |
2368 | /* Default clock frequency is set to 1000000000 */ | |
2369 | clock->freq = 1000000000ULL; | |
82ace6d6 MD |
2370 | if (opt_clock_force_correlate) { |
2371 | /* | |
2372 | * User requested to forcibly correlate the clock | |
2373 | * sources, even if we have no correlatation | |
2374 | * information. | |
2375 | */ | |
2376 | if (!clock->absolute) { | |
2377 | fprintf(fd, "[warning] Forcibly correlating trace clock sources (--clock-force-correlate).\n"); | |
2378 | } | |
2379 | clock->absolute = 1; | |
2380 | } else { | |
2381 | clock->absolute = 0; /* Not an absolute reference across traces */ | |
2382 | } | |
f57447bd JN |
2383 | |
2384 | trace->single_clock = clock; | |
2385 | g_hash_table_insert(trace->clocks, (gpointer) (unsigned long) clock->name, clock); | |
2386 | } | |
2387 | ||
50cb9c56 MD |
2388 | static |
2389 | void clock_free(gpointer data) | |
2390 | { | |
2391 | struct ctf_clock *clock = data; | |
2392 | ||
2393 | g_free(clock->description); | |
2394 | g_free(clock); | |
2395 | } | |
2396 | ||
cadd09e9 MD |
2397 | static |
2398 | int ctf_env_declaration_visit(FILE *fd, int depth, struct ctf_node *node, | |
2399 | struct ctf_trace *trace) | |
2400 | { | |
2401 | int ret = 0; | |
2402 | struct ctf_tracer_env *env = &trace->env; | |
2403 | ||
2404 | switch (node->type) { | |
2405 | case NODE_CTF_EXPRESSION: | |
2406 | { | |
2407 | char *left; | |
2408 | ||
2409 | left = concatenate_unary_strings(&node->u.ctf_expression.left); | |
2410 | if (!strcmp(left, "vpid")) { | |
2411 | uint64_t v; | |
2412 | ||
2413 | if (env->vpid != -1) { | |
2414 | fprintf(fd, "[error] %s: vpid already declared in env declaration\n", __func__); | |
2415 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2416 | } | |
2417 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &v); | |
2418 | if (ret) { | |
2419 | fprintf(fd, "[error] %s: unexpected unary expression for env vpid\n", __func__); | |
2420 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2421 | } | |
2422 | env->vpid = (int) v; | |
6070d2f1 | 2423 | printf_verbose("env.vpid = %d\n", env->vpid); |
cadd09e9 MD |
2424 | } else if (!strcmp(left, "procname")) { |
2425 | char *right; | |
2426 | ||
2427 | if (env->procname[0]) { | |
2428 | fprintf(fd, "[warning] %s: duplicated env procname\n", __func__); | |
2429 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2430 | } | |
2431 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2432 | if (!right) { | |
2433 | fprintf(fd, "[warning] %s: unexpected unary expression for env procname\n", __func__); | |
2434 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2435 | } | |
2436 | strncpy(env->procname, right, TRACER_ENV_LEN); | |
2437 | env->procname[TRACER_ENV_LEN - 1] = '\0'; | |
127631b1 | 2438 | printf_verbose("env.procname = \"%s\"\n", env->procname); |
cadd09e9 MD |
2439 | } else if (!strcmp(left, "domain")) { |
2440 | char *right; | |
2441 | ||
2442 | if (env->domain[0]) { | |
2443 | fprintf(fd, "[warning] %s: duplicated env domain\n", __func__); | |
2444 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2445 | } | |
2446 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2447 | if (!right) { | |
2448 | fprintf(fd, "[warning] %s: unexpected unary expression for env domain\n", __func__); | |
2449 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2450 | } | |
2451 | strncpy(env->domain, right, TRACER_ENV_LEN); | |
2452 | env->domain[TRACER_ENV_LEN - 1] = '\0'; | |
127631b1 | 2453 | printf_verbose("env.domain = \"%s\"\n", env->domain); |
cadd09e9 MD |
2454 | } else if (!strcmp(left, "sysname")) { |
2455 | char *right; | |
2456 | ||
2457 | if (env->sysname[0]) { | |
2458 | fprintf(fd, "[warning] %s: duplicated env sysname\n", __func__); | |
2459 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2460 | } | |
2461 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2462 | if (!right) { | |
2463 | fprintf(fd, "[warning] %s: unexpected unary expression for env sysname\n", __func__); | |
2464 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2465 | } | |
2466 | strncpy(env->sysname, right, TRACER_ENV_LEN); | |
2467 | env->sysname[TRACER_ENV_LEN - 1] = '\0'; | |
127631b1 MD |
2468 | printf_verbose("env.sysname = \"%s\"\n", env->sysname); |
2469 | } else if (!strcmp(left, "kernel_release")) { | |
cadd09e9 MD |
2470 | char *right; |
2471 | ||
2472 | if (env->release[0]) { | |
2473 | fprintf(fd, "[warning] %s: duplicated env release\n", __func__); | |
2474 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2475 | } | |
2476 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2477 | if (!right) { | |
2478 | fprintf(fd, "[warning] %s: unexpected unary expression for env release\n", __func__); | |
2479 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2480 | } | |
2481 | strncpy(env->release, right, TRACER_ENV_LEN); | |
2482 | env->release[TRACER_ENV_LEN - 1] = '\0'; | |
127631b1 MD |
2483 | printf_verbose("env.release = \"%s\"\n", env->release); |
2484 | } else if (!strcmp(left, "kernel_version")) { | |
cadd09e9 MD |
2485 | char *right; |
2486 | ||
2487 | if (env->version[0]) { | |
2488 | fprintf(fd, "[warning] %s: duplicated env version\n", __func__); | |
2489 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2490 | } | |
2491 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2492 | if (!right) { | |
2493 | fprintf(fd, "[warning] %s: unexpected unary expression for env version\n", __func__); | |
2494 | goto error; /* ret is 0, so not an actual error, just warn. */ | |
2495 | } | |
2496 | strncpy(env->version, right, TRACER_ENV_LEN); | |
2497 | env->version[TRACER_ENV_LEN - 1] = '\0'; | |
127631b1 | 2498 | printf_verbose("env.version = \"%s\"\n", env->version); |
cadd09e9 | 2499 | } else { |
127631b1 MD |
2500 | if (is_unary_string(&node->u.ctf_expression.right)) { |
2501 | char *right; | |
2502 | ||
2503 | right = concatenate_unary_strings(&node->u.ctf_expression.right); | |
2504 | printf_verbose("env.%s = \"%s\"\n", left, right); | |
2505 | } else if (is_unary_unsigned(&node->u.ctf_expression.right)) { | |
2506 | uint64_t v; | |
2507 | int ret; | |
2508 | ||
2509 | ret = get_unary_unsigned(&node->u.ctf_expression.right, &v); | |
2510 | assert(ret == 0); | |
2511 | printf_verbose("env.%s = %" PRIu64 "\n", left, v); | |
2512 | } else if (is_unary_signed(&node->u.ctf_expression.right)) { | |
2513 | int64_t v; | |
2514 | int ret; | |
2515 | ||
2516 | ret = get_unary_signed(&node->u.ctf_expression.right, &v); | |
2517 | assert(ret == 0); | |
2518 | printf_verbose("env.%s = %" PRId64 "\n", left, v); | |
2519 | } else { | |
2520 | printf_verbose("%s: attribute \"%s\" has unknown type.\n", __func__, left); | |
2521 | } | |
cadd09e9 MD |
2522 | } |
2523 | ||
2524 | error: | |
2525 | g_free(left); | |
2526 | break; | |
2527 | } | |
2528 | default: | |
2529 | return -EPERM; | |
2530 | } | |
2531 | ||
2532 | return ret; | |
2533 | } | |
2534 | ||
e2c76a4d MD |
2535 | static |
2536 | int ctf_env_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
2537 | { | |
cadd09e9 MD |
2538 | int ret = 0; |
2539 | struct ctf_node *iter; | |
2540 | ||
2541 | trace->env.vpid = -1; | |
2542 | trace->env.procname[0] = '\0'; | |
2543 | trace->env.domain[0] = '\0'; | |
2544 | trace->env.sysname[0] = '\0'; | |
2545 | trace->env.release[0] = '\0'; | |
2546 | trace->env.version[0] = '\0'; | |
3122e6f0 | 2547 | bt_list_for_each_entry(iter, &node->u.env.declaration_list, siblings) { |
cadd09e9 MD |
2548 | ret = ctf_env_declaration_visit(fd, depth + 1, iter, trace); |
2549 | if (ret) | |
2550 | goto error; | |
2551 | } | |
2552 | error: | |
2553 | return 0; | |
e2c76a4d MD |
2554 | } |
2555 | ||
78af2bcd MD |
2556 | static |
2557 | int ctf_root_declaration_visit(FILE *fd, int depth, struct ctf_node *node, struct ctf_trace *trace) | |
2558 | { | |
2559 | int ret = 0; | |
2560 | ||
2561 | switch (node->type) { | |
2562 | case NODE_TYPEDEF: | |
2563 | ret = ctf_typedef_visit(fd, depth + 1, | |
2564 | trace->root_declaration_scope, | |
2565 | node->u._typedef.type_specifier_list, | |
2566 | &node->u._typedef.type_declarators, | |
2567 | trace); | |
2568 | if (ret) | |
2569 | return ret; | |
2570 | break; | |
2571 | case NODE_TYPEALIAS: | |
2572 | ret = ctf_typealias_visit(fd, depth + 1, | |
2573 | trace->root_declaration_scope, | |
2574 | node->u.typealias.target, node->u.typealias.alias, | |
2575 | trace); | |
2576 | if (ret) | |
2577 | return ret; | |
2578 | break; | |
2579 | case NODE_TYPE_SPECIFIER_LIST: | |
2580 | { | |
2581 | struct declaration *declaration; | |
2582 | ||
2583 | /* | |
2584 | * Just add the type specifier to the root scope | |
2585 | * declaration scope. Release local reference. | |
2586 | */ | |
2587 | declaration = ctf_type_specifier_list_visit(fd, depth + 1, | |
2588 | node, trace->root_declaration_scope, trace); | |
2589 | if (!declaration) | |
2590 | return -ENOMEM; | |
2591 | declaration_unref(declaration); | |
2592 | break; | |
2593 | } | |
2594 | default: | |
2595 | return -EPERM; | |
2596 | } | |
2597 | ||
2598 | return 0; | |
2599 | } | |
2600 | ||
50cb9c56 | 2601 | /* TODO: missing metadata "destroy" (memory leak) */ |
ab4cf058 MD |
2602 | int ctf_visitor_construct_metadata(FILE *fd, int depth, struct ctf_node *node, |
2603 | struct ctf_trace *trace, int byte_order) | |
05628561 MD |
2604 | { |
2605 | int ret = 0; | |
2606 | struct ctf_node *iter; | |
e2c76a4d | 2607 | int env_clock_done = 0; |
05628561 | 2608 | |
c8b219a3 | 2609 | printf_verbose("CTF visitor: metadata construction... "); |
ab4cf058 | 2610 | trace->byte_order = byte_order; |
50cb9c56 MD |
2611 | trace->clocks = g_hash_table_new_full(g_direct_hash, g_direct_equal, |
2612 | NULL, clock_free); | |
ab4cf058 | 2613 | |
00f7c1a5 MD |
2614 | retry: |
2615 | trace->root_declaration_scope = new_declaration_scope(NULL); | |
2616 | ||
05628561 MD |
2617 | switch (node->type) { |
2618 | case NODE_ROOT: | |
e2c76a4d | 2619 | if (!env_clock_done) { |
56e60373 MD |
2620 | /* |
2621 | * declarations need to query clock hash table, | |
2622 | * so clock need to be treated first. | |
2623 | */ | |
3122e6f0 | 2624 | if (bt_list_empty(&node->u.root.clock)) { |
f57447bd JN |
2625 | ctf_clock_default(fd, depth + 1, trace); |
2626 | } else { | |
3122e6f0 | 2627 | bt_list_for_each_entry(iter, &node->u.root.clock, siblings) { |
f57447bd JN |
2628 | ret = ctf_clock_visit(fd, depth + 1, iter, |
2629 | trace); | |
2630 | if (ret) { | |
2631 | fprintf(fd, "[error] %s: clock declaration error\n", __func__); | |
2632 | goto error; | |
2633 | } | |
56e60373 MD |
2634 | } |
2635 | } | |
e2c76a4d | 2636 | env_clock_done = 1; |
56e60373 | 2637 | } |
3122e6f0 | 2638 | bt_list_for_each_entry(iter, &node->u.root.declaration_list, |
05628561 | 2639 | siblings) { |
78af2bcd | 2640 | ret = ctf_root_declaration_visit(fd, depth + 1, iter, trace); |
427c09b7 MD |
2641 | if (ret) { |
2642 | fprintf(fd, "[error] %s: root declaration error\n", __func__); | |
a0fe7d97 | 2643 | goto error; |
427c09b7 | 2644 | } |
05628561 | 2645 | } |
3122e6f0 | 2646 | bt_list_for_each_entry(iter, &node->u.root.trace, siblings) { |
05628561 | 2647 | ret = ctf_trace_visit(fd, depth + 1, iter, trace); |
00f7c1a5 MD |
2648 | if (ret == -EINTR) { |
2649 | free_declaration_scope(trace->root_declaration_scope); | |
2650 | /* | |
2651 | * Need to restart creation of type | |
2652 | * definitions, aliases and | |
2653 | * trace header declarations. | |
2654 | */ | |
2655 | goto retry; | |
2656 | } | |
427c09b7 MD |
2657 | if (ret) { |
2658 | fprintf(fd, "[error] %s: trace declaration error\n", __func__); | |
a0fe7d97 | 2659 | goto error; |
427c09b7 | 2660 | } |
05628561 | 2661 | } |
5039b4cc MD |
2662 | if (!trace->streams) { |
2663 | fprintf(fd, "[error] %s: missing trace declaration\n", __func__); | |
a0fe7d97 MD |
2664 | ret = -EINVAL; |
2665 | goto error; | |
5039b4cc | 2666 | } |
3122e6f0 | 2667 | bt_list_for_each_entry(iter, &node->u.root.env, siblings) { |
cadd09e9 MD |
2668 | ret = ctf_env_visit(fd, depth + 1, iter, trace); |
2669 | if (ret) { | |
2670 | fprintf(fd, "[error] %s: env declaration error\n", __func__); | |
2671 | goto error; | |
2672 | } | |
2673 | } | |
3122e6f0 | 2674 | bt_list_for_each_entry(iter, &node->u.root.stream, siblings) { |
05628561 | 2675 | ret = ctf_stream_visit(fd, depth + 1, iter, |
41253107 | 2676 | trace->root_declaration_scope, trace); |
427c09b7 MD |
2677 | if (ret) { |
2678 | fprintf(fd, "[error] %s: stream declaration error\n", __func__); | |
a0fe7d97 | 2679 | goto error; |
427c09b7 | 2680 | } |
05628561 | 2681 | } |
3122e6f0 | 2682 | bt_list_for_each_entry(iter, &node->u.root.event, siblings) { |
05628561 | 2683 | ret = ctf_event_visit(fd, depth + 1, iter, |
41253107 | 2684 | trace->root_declaration_scope, trace); |
427c09b7 MD |
2685 | if (ret) { |
2686 | fprintf(fd, "[error] %s: event declaration error\n", __func__); | |
a0fe7d97 | 2687 | goto error; |
427c09b7 | 2688 | } |
05628561 MD |
2689 | } |
2690 | break; | |
05628561 MD |
2691 | case NODE_UNKNOWN: |
2692 | default: | |
78af2bcd | 2693 | fprintf(fd, "[error] %s: unknown node type %d\n", __func__, |
05628561 | 2694 | (int) node->type); |
a0fe7d97 MD |
2695 | ret = -EINVAL; |
2696 | goto error; | |
05628561 | 2697 | } |
c8b219a3 | 2698 | printf_verbose("done.\n"); |
05628561 | 2699 | return ret; |
a0fe7d97 MD |
2700 | |
2701 | error: | |
2702 | free_declaration_scope(trace->root_declaration_scope); | |
50cb9c56 | 2703 | g_hash_table_destroy(trace->clocks); |
a0fe7d97 | 2704 | return ret; |
05628561 | 2705 | } |