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Commit | Line | Data |
---|---|---|
a51447c9 | 1 | |
625fcfe9 | 2 | #include "yaml_private.h" |
a51447c9 | 3 | |
625fcfe9 KS |
4 | /* |
5 | * Get the library version. | |
6 | */ | |
95b98ba9 | 7 | |
5eff53a4 KS |
8 | YAML_DECLARE(const char *) |
9 | yaml_get_version_string(void) | |
10 | { | |
11 | return YAML_VERSION_STRING; | |
12 | } | |
13 | ||
625fcfe9 KS |
14 | /* |
15 | * Get the library version numbers. | |
16 | */ | |
17 | ||
5eff53a4 KS |
18 | YAML_DECLARE(void) |
19 | yaml_get_version(int *major, int *minor, int *patch) | |
20 | { | |
21 | *major = YAML_VERSION_MAJOR; | |
22 | *minor = YAML_VERSION_MINOR; | |
23 | *patch = YAML_VERSION_PATCH; | |
24 | } | |
25 | ||
95b98ba9 KS |
26 | /* |
27 | * Allocate a dynamic memory block. | |
28 | */ | |
29 | ||
f642fd11 | 30 | YAML_DECLARE(void *) |
95b98ba9 KS |
31 | yaml_malloc(size_t size) |
32 | { | |
33 | return malloc(size ? size : 1); | |
34 | } | |
35 | ||
36 | /* | |
37 | * Reallocate a dynamic memory block. | |
38 | */ | |
39 | ||
f642fd11 | 40 | YAML_DECLARE(void *) |
95b98ba9 KS |
41 | yaml_realloc(void *ptr, size_t size) |
42 | { | |
43 | return ptr ? realloc(ptr, size ? size : 1) : malloc(size ? size : 1); | |
44 | } | |
45 | ||
a51447c9 | 46 | /* |
95b98ba9 KS |
47 | * Free a dynamic memory block. |
48 | */ | |
49 | ||
f642fd11 | 50 | YAML_DECLARE(void) |
95b98ba9 KS |
51 | yaml_free(void *ptr) |
52 | { | |
53 | if (ptr) free(ptr); | |
54 | } | |
55 | ||
56 | /* | |
625fcfe9 | 57 | * Duplicate a string. |
a51447c9 KS |
58 | */ |
59 | ||
cf616166 KS |
60 | YAML_DECLARE(yaml_char_t *) |
61 | yaml_strdup(const yaml_char_t *str) | |
a51447c9 | 62 | { |
cf616166 KS |
63 | if (!str) |
64 | return NULL; | |
65 | ||
66 | return (yaml_char_t *)strdup((char *)str); | |
625fcfe9 | 67 | } |
a51447c9 | 68 | |
625fcfe9 KS |
69 | /* |
70 | * Extend a string. | |
71 | */ | |
6eb1ded4 | 72 | |
625fcfe9 KS |
73 | YAML_DECLARE(int) |
74 | yaml_string_extend(yaml_char_t **start, | |
75 | yaml_char_t **pointer, yaml_char_t **end) | |
76 | { | |
77 | void *new_start = yaml_realloc(*start, (*end - *start)*2); | |
f2b59d4d | 78 | |
625fcfe9 | 79 | if (!new_start) return 0; |
6eb1ded4 | 80 | |
625fcfe9 | 81 | memset(new_start + (*end - *start), 0, *end - *start); |
6eb1ded4 | 82 | |
625fcfe9 KS |
83 | *pointer = new_start + (*pointer - *start); |
84 | *end = new_start + (*end - *start)*2; | |
85 | *start = new_start; | |
f2b59d4d | 86 | |
625fcfe9 KS |
87 | return 1; |
88 | } | |
6eb1ded4 | 89 | |
625fcfe9 KS |
90 | /* |
91 | * Append a string B to a string A. | |
92 | */ | |
f2b59d4d | 93 | |
625fcfe9 KS |
94 | YAML_DECLARE(int) |
95 | yaml_string_join( | |
96 | yaml_char_t **a_start, yaml_char_t **a_pointer, yaml_char_t **a_end, | |
97 | yaml_char_t **b_start, yaml_char_t **b_pointer, yaml_char_t **b_end) | |
98 | { | |
99 | if (*b_start == *b_pointer) | |
100 | return 1; | |
f2b59d4d | 101 | |
625fcfe9 KS |
102 | while (*a_end - *a_pointer <= *b_pointer - *b_start) { |
103 | if (!yaml_string_extend(a_start, a_pointer, a_end)) | |
104 | return 0; | |
105 | } | |
f2b59d4d | 106 | |
625fcfe9 KS |
107 | memcpy(*a_pointer, *b_start, *b_pointer - *b_start); |
108 | *a_pointer += *b_pointer - *b_start; | |
f2b59d4d | 109 | |
625fcfe9 KS |
110 | return 1; |
111 | } | |
f2b59d4d | 112 | |
625fcfe9 KS |
113 | /* |
114 | * Extend a stack. | |
115 | */ | |
f2b59d4d | 116 | |
625fcfe9 KS |
117 | YAML_DECLARE(int) |
118 | yaml_stack_extend(void **start, void **top, void **end) | |
119 | { | |
120 | void *new_start = yaml_realloc(*start, (*end - *start)*2); | |
f2b59d4d | 121 | |
625fcfe9 | 122 | if (!new_start) return 0; |
f2b59d4d | 123 | |
625fcfe9 KS |
124 | *top = new_start + (*top - *start); |
125 | *end = new_start + (*end - *start)*2; | |
126 | *start = new_start; | |
f2b59d4d | 127 | |
625fcfe9 KS |
128 | return 1; |
129 | } | |
1eb01be7 | 130 | |
625fcfe9 KS |
131 | /* |
132 | * Extend or move a queue. | |
133 | */ | |
1eb01be7 | 134 | |
625fcfe9 KS |
135 | YAML_DECLARE(int) |
136 | yaml_queue_extend(void **start, void **head, void **tail, void **end) | |
137 | { | |
138 | /* Check if we need to resize the queue. */ | |
1eb01be7 | 139 | |
625fcfe9 KS |
140 | if (*start == *head && *tail == *end) { |
141 | void *new_start = yaml_realloc(*start, (*end - *start)*2); | |
1eb01be7 | 142 | |
625fcfe9 | 143 | if (!new_start) return 0; |
1eb01be7 | 144 | |
625fcfe9 KS |
145 | *head = new_start + (*head - *start); |
146 | *tail = new_start + (*tail - *start); | |
147 | *end = new_start + (*end - *start)*2; | |
148 | *start = new_start; | |
149 | } | |
ab01bac8 | 150 | |
625fcfe9 | 151 | /* Check if we need to move the queue at the beginning of the buffer. */ |
ab01bac8 | 152 | |
625fcfe9 KS |
153 | if (*tail == *end) { |
154 | if (*head != *tail) { | |
155 | memmove(*start, *head, *tail - *head); | |
156 | } | |
157 | *tail -= *head - *start; | |
158 | *head = *start; | |
159 | } | |
ab01bac8 | 160 | |
625fcfe9 KS |
161 | return 1; |
162 | } | |
1eb01be7 | 163 | |
1eb01be7 | 164 | |
625fcfe9 KS |
165 | /* |
166 | * Create a new parser object. | |
167 | */ | |
1eb01be7 | 168 | |
625fcfe9 KS |
169 | YAML_DECLARE(int) |
170 | yaml_parser_initialize(yaml_parser_t *parser) | |
171 | { | |
172 | assert(parser); /* Non-NULL parser object expected. */ | |
f2b59d4d | 173 | |
625fcfe9 | 174 | memset(parser, 0, sizeof(yaml_parser_t)); |
b1a54000 | 175 | if (!BUFFER_INIT(parser, parser->raw_buffer, INPUT_RAW_BUFFER_SIZE)) |
625fcfe9 | 176 | goto error; |
b1a54000 | 177 | if (!BUFFER_INIT(parser, parser->buffer, INPUT_BUFFER_SIZE)) |
625fcfe9 KS |
178 | goto error; |
179 | if (!QUEUE_INIT(parser, parser->tokens, INITIAL_QUEUE_SIZE)) | |
180 | goto error; | |
181 | if (!STACK_INIT(parser, parser->indents, INITIAL_STACK_SIZE)) | |
182 | goto error; | |
183 | if (!STACK_INIT(parser, parser->simple_keys, INITIAL_STACK_SIZE)) | |
184 | goto error; | |
185 | if (!STACK_INIT(parser, parser->states, INITIAL_STACK_SIZE)) | |
186 | goto error; | |
187 | if (!STACK_INIT(parser, parser->marks, INITIAL_STACK_SIZE)) | |
188 | goto error; | |
189 | if (!STACK_INIT(parser, parser->tag_directives, INITIAL_STACK_SIZE)) | |
190 | goto error; | |
f2b59d4d | 191 | |
625fcfe9 | 192 | return 1; |
f2b59d4d KS |
193 | |
194 | error: | |
195 | ||
625fcfe9 KS |
196 | BUFFER_DEL(parser, parser->raw_buffer); |
197 | BUFFER_DEL(parser, parser->buffer); | |
198 | QUEUE_DEL(parser, parser->tokens); | |
199 | STACK_DEL(parser, parser->indents); | |
200 | STACK_DEL(parser, parser->simple_keys); | |
201 | STACK_DEL(parser, parser->states); | |
202 | STACK_DEL(parser, parser->marks); | |
203 | STACK_DEL(parser, parser->tag_directives); | |
f2b59d4d | 204 | |
625fcfe9 | 205 | return 0; |
a51447c9 KS |
206 | } |
207 | ||
208 | /* | |
209 | * Destroy a parser object. | |
210 | */ | |
211 | ||
f642fd11 | 212 | YAML_DECLARE(void) |
a51447c9 KS |
213 | yaml_parser_delete(yaml_parser_t *parser) |
214 | { | |
95b98ba9 KS |
215 | assert(parser); /* Non-NULL parser object expected. */ |
216 | ||
625fcfe9 KS |
217 | BUFFER_DEL(parser, parser->raw_buffer); |
218 | BUFFER_DEL(parser, parser->buffer); | |
219 | while (!QUEUE_EMPTY(parser, parser->tokens)) { | |
220 | yaml_token_delete(&DEQUEUE(parser, parser->tokens)); | |
221 | } | |
222 | QUEUE_DEL(parser, parser->tokens); | |
223 | STACK_DEL(parser, parser->indents); | |
224 | STACK_DEL(parser, parser->simple_keys); | |
225 | STACK_DEL(parser, parser->states); | |
226 | STACK_DEL(parser, parser->marks); | |
227 | while (!STACK_EMPTY(parser, parser->tag_directives)) { | |
228 | yaml_tag_directive_t tag_directive = POP(parser, parser->tag_directives); | |
229 | yaml_free(tag_directive.handle); | |
230 | yaml_free(tag_directive.prefix); | |
231 | } | |
232 | STACK_DEL(parser, parser->tag_directives); | |
95b98ba9 KS |
233 | |
234 | memset(parser, 0, sizeof(yaml_parser_t)); | |
95b98ba9 KS |
235 | } |
236 | ||
237 | /* | |
6eb1ded4 | 238 | * String read handler. |
95b98ba9 KS |
239 | */ |
240 | ||
241 | static int | |
242 | yaml_string_read_handler(void *data, unsigned char *buffer, size_t size, | |
243 | size_t *size_read) | |
244 | { | |
625fcfe9 | 245 | yaml_parser_t *parser = data; |
6eb1ded4 | 246 | |
625fcfe9 | 247 | if (parser->input.string.current == parser->input.string.end) { |
6eb1ded4 KS |
248 | *size_read = 0; |
249 | return 1; | |
250 | } | |
251 | ||
625fcfe9 KS |
252 | if (size > (parser->input.string.end - parser->input.string.current)) { |
253 | size = parser->input.string.end - parser->input.string.current; | |
6eb1ded4 KS |
254 | } |
255 | ||
625fcfe9 KS |
256 | memcpy(buffer, parser->input.string.current, size); |
257 | parser->input.string.current += size; | |
6eb1ded4 | 258 | *size_read = size; |
95b98ba9 KS |
259 | return 1; |
260 | } | |
261 | ||
262 | /* | |
263 | * File read handler. | |
264 | */ | |
265 | ||
266 | static int | |
267 | yaml_file_read_handler(void *data, unsigned char *buffer, size_t size, | |
268 | size_t *size_read) | |
269 | { | |
625fcfe9 KS |
270 | yaml_parser_t *parser = data; |
271 | ||
272 | *size_read = fread(buffer, 1, size, parser->input.file); | |
273 | return !ferror(parser->input.file); | |
95b98ba9 KS |
274 | } |
275 | ||
276 | /* | |
277 | * Set a string input. | |
278 | */ | |
279 | ||
f642fd11 | 280 | YAML_DECLARE(void) |
95b98ba9 KS |
281 | yaml_parser_set_input_string(yaml_parser_t *parser, |
282 | unsigned char *input, size_t size) | |
283 | { | |
284 | assert(parser); /* Non-NULL parser object expected. */ | |
6eb1ded4 | 285 | assert(!parser->read_handler); /* You can set the source only once. */ |
95b98ba9 KS |
286 | assert(input); /* Non-NULL input string expected. */ |
287 | ||
6eb1ded4 | 288 | parser->read_handler = yaml_string_read_handler; |
625fcfe9 KS |
289 | parser->read_handler_data = parser; |
290 | ||
291 | parser->input.string.start = input; | |
292 | parser->input.string.current = input; | |
293 | parser->input.string.end = input+size; | |
95b98ba9 KS |
294 | } |
295 | ||
296 | /* | |
297 | * Set a file input. | |
298 | */ | |
299 | ||
f642fd11 | 300 | YAML_DECLARE(void) |
95b98ba9 KS |
301 | yaml_parser_set_input_file(yaml_parser_t *parser, FILE *file) |
302 | { | |
303 | assert(parser); /* Non-NULL parser object expected. */ | |
6eb1ded4 | 304 | assert(!parser->read_handler); /* You can set the source only once. */ |
95b98ba9 KS |
305 | assert(file); /* Non-NULL file object expected. */ |
306 | ||
307 | parser->read_handler = yaml_file_read_handler; | |
625fcfe9 KS |
308 | parser->read_handler_data = parser; |
309 | ||
310 | parser->input.file = file; | |
95b98ba9 KS |
311 | } |
312 | ||
313 | /* | |
314 | * Set a generic input. | |
315 | */ | |
316 | ||
f642fd11 | 317 | YAML_DECLARE(void) |
95b98ba9 KS |
318 | yaml_parser_set_input(yaml_parser_t *parser, |
319 | yaml_read_handler_t *handler, void *data) | |
320 | { | |
321 | assert(parser); /* Non-NULL parser object expected. */ | |
6eb1ded4 | 322 | assert(!parser->read_handler); /* You can set the source only once. */ |
95b98ba9 KS |
323 | assert(handler); /* Non-NULL read handler expected. */ |
324 | ||
325 | parser->read_handler = handler; | |
6eb1ded4 | 326 | parser->read_handler_data = data; |
95b98ba9 KS |
327 | } |
328 | ||
329 | /* | |
330 | * Set the source encoding. | |
331 | */ | |
332 | ||
f642fd11 | 333 | YAML_DECLARE(void) |
95b98ba9 KS |
334 | yaml_parser_set_encoding(yaml_parser_t *parser, yaml_encoding_t encoding) |
335 | { | |
336 | assert(parser); /* Non-NULL parser object expected. */ | |
337 | assert(!parser->encoding); /* Encoding is already set or detected. */ | |
338 | ||
339 | parser->encoding = encoding; | |
a51447c9 KS |
340 | } |
341 | ||
b1a54000 KS |
342 | /* |
343 | * Create a new emitter object. | |
344 | */ | |
345 | ||
346 | YAML_DECLARE(int) | |
347 | yaml_emitter_initialize(yaml_emitter_t *emitter) | |
348 | { | |
349 | assert(emitter); /* Non-NULL emitter object expected. */ | |
350 | ||
351 | memset(emitter, 0, sizeof(yaml_emitter_t)); | |
352 | if (!BUFFER_INIT(emitter, emitter->buffer, OUTPUT_BUFFER_SIZE)) | |
353 | goto error; | |
354 | if (!BUFFER_INIT(emitter, emitter->raw_buffer, OUTPUT_RAW_BUFFER_SIZE)) | |
355 | goto error; | |
356 | if (!STACK_INIT(emitter, emitter->states, INITIAL_STACK_SIZE)) | |
357 | goto error; | |
358 | if (!QUEUE_INIT(emitter, emitter->events, INITIAL_QUEUE_SIZE)) | |
359 | goto error; | |
360 | if (!STACK_INIT(emitter, emitter->indents, INITIAL_STACK_SIZE)) | |
361 | goto error; | |
362 | if (!STACK_INIT(emitter, emitter->tag_directives, INITIAL_STACK_SIZE)) | |
363 | goto error; | |
364 | ||
365 | return 1; | |
366 | ||
367 | error: | |
368 | ||
369 | BUFFER_DEL(emitter, emitter->buffer); | |
370 | BUFFER_DEL(emitter, emitter->raw_buffer); | |
371 | STACK_DEL(emitter, emitter->states); | |
372 | QUEUE_DEL(emitter, emitter->events); | |
373 | STACK_DEL(emitter, emitter->indents); | |
374 | STACK_DEL(emitter, emitter->tag_directives); | |
375 | ||
376 | return 0; | |
377 | } | |
378 | ||
379 | /* | |
380 | * Destroy an emitter object. | |
381 | */ | |
382 | ||
383 | YAML_DECLARE(void) | |
384 | yaml_emitter_delete(yaml_emitter_t *emitter) | |
385 | { | |
386 | assert(emitter); /* Non-NULL emitter object expected. */ | |
387 | ||
388 | BUFFER_DEL(emitter, emitter->buffer); | |
389 | BUFFER_DEL(emitter, emitter->raw_buffer); | |
390 | STACK_DEL(emitter, emitter->states); | |
391 | while (!QUEUE_EMPTY(emitter, emitter->events)) { | |
392 | yaml_event_delete(&DEQUEUE(emitter, emitter->events)); | |
393 | } | |
394 | STACK_DEL(emitter, emitter->indents); | |
cf616166 | 395 | yaml_event_delete(&emitter->event); |
b1a54000 KS |
396 | while (!STACK_EMPTY(empty, emitter->tag_directives)) { |
397 | yaml_tag_directive_t tag_directive = POP(emitter, emitter->tag_directives); | |
398 | yaml_free(tag_directive.handle); | |
399 | yaml_free(tag_directive.prefix); | |
400 | } | |
401 | STACK_DEL(emitter, emitter->tag_directives); | |
402 | ||
403 | memset(emitter, 0, sizeof(yaml_emitter_t)); | |
404 | } | |
405 | ||
406 | /* | |
407 | * String write handler. | |
408 | */ | |
409 | ||
410 | static int | |
411 | yaml_string_write_handler(void *data, unsigned char *buffer, size_t size) | |
412 | { | |
413 | yaml_emitter_t *emitter = data; | |
414 | ||
415 | if (emitter->output.string.size + *emitter->output.string.size_written | |
416 | < size) { | |
417 | memcpy(emitter->output.string.buffer | |
418 | + *emitter->output.string.size_written, | |
419 | buffer, | |
420 | emitter->output.string.size | |
421 | - *emitter->output.string.size_written); | |
422 | *emitter->output.string.size_written = emitter->output.string.size; | |
423 | return 0; | |
424 | } | |
425 | ||
426 | memcpy(emitter->output.string.buffer | |
427 | + *emitter->output.string.size_written, buffer, size); | |
428 | *emitter->output.string.size_written += size; | |
429 | return 1; | |
430 | } | |
431 | ||
432 | /* | |
433 | * File write handler. | |
434 | */ | |
435 | ||
436 | static int | |
437 | yaml_file_write_handler(void *data, unsigned char *buffer, size_t size) | |
438 | { | |
439 | yaml_emitter_t *emitter = data; | |
440 | ||
441 | return (fwrite(buffer, 1, size, emitter->output.file) == size); | |
442 | } | |
443 | /* | |
444 | * Set a string output. | |
445 | */ | |
446 | ||
447 | YAML_DECLARE(void) | |
448 | yaml_emitter_set_output_string(yaml_emitter_t *emitter, | |
449 | unsigned char *output, size_t size, size_t *size_written) | |
450 | { | |
451 | assert(emitter); /* Non-NULL emitter object expected. */ | |
452 | assert(!emitter->write_handler); /* You can set the output only once. */ | |
453 | assert(output); /* Non-NULL output string expected. */ | |
454 | ||
455 | emitter->write_handler = yaml_string_write_handler; | |
456 | emitter->write_handler_data = emitter; | |
457 | ||
458 | emitter->output.string.buffer = output; | |
459 | emitter->output.string.size = size; | |
460 | emitter->output.string.size_written = size_written; | |
461 | *size_written = 0; | |
462 | } | |
463 | ||
464 | /* | |
465 | * Set a file output. | |
466 | */ | |
467 | ||
468 | YAML_DECLARE(void) | |
469 | yaml_emitter_set_output_file(yaml_emitter_t *emitter, FILE *file) | |
470 | { | |
471 | assert(emitter); /* Non-NULL emitter object expected. */ | |
472 | assert(!emitter->write_handler); /* You can set the output only once. */ | |
473 | assert(file); /* Non-NULL file object expected. */ | |
474 | ||
475 | emitter->write_handler = yaml_file_write_handler; | |
476 | emitter->write_handler_data = emitter; | |
477 | ||
478 | emitter->output.file = file; | |
479 | } | |
480 | ||
481 | /* | |
482 | * Set a generic output handler. | |
483 | */ | |
484 | ||
485 | YAML_DECLARE(void) | |
486 | yaml_emitter_set_output(yaml_emitter_t *emitter, | |
487 | yaml_write_handler_t *handler, void *data) | |
488 | { | |
489 | assert(emitter); /* Non-NULL emitter object expected. */ | |
490 | assert(!emitter->write_handler); /* You can set the output only once. */ | |
491 | assert(handler); /* Non-NULL handler object expected. */ | |
492 | ||
493 | emitter->write_handler = handler; | |
494 | emitter->write_handler_data = data; | |
495 | } | |
496 | ||
497 | /* | |
498 | * Set the output encoding. | |
499 | */ | |
500 | ||
501 | YAML_DECLARE(void) | |
502 | yaml_emitter_set_encoding(yaml_emitter_t *emitter, yaml_encoding_t encoding) | |
503 | { | |
504 | assert(emitter); /* Non-NULL emitter object expected. */ | |
505 | assert(!emitter->encoding); /* You can set encoding only once. */ | |
506 | ||
507 | emitter->encoding = encoding; | |
508 | } | |
509 | ||
510 | /* | |
511 | * Set the canonical output style. | |
512 | */ | |
513 | ||
514 | YAML_DECLARE(void) | |
515 | yaml_emitter_set_canonical(yaml_emitter_t *emitter, int canonical) | |
516 | { | |
517 | assert(emitter); /* Non-NULL emitter object expected. */ | |
518 | ||
519 | emitter->canonical = (canonical != 0); | |
520 | } | |
521 | ||
522 | /* | |
523 | * Set the indentation increment. | |
524 | */ | |
525 | ||
526 | YAML_DECLARE(void) | |
527 | yaml_emitter_set_indent(yaml_emitter_t *emitter, int indent) | |
528 | { | |
529 | assert(emitter); /* Non-NULL emitter object expected. */ | |
530 | ||
531 | emitter->best_indent = (1 < indent && indent < 10) ? indent : 2; | |
532 | } | |
533 | ||
534 | /* | |
535 | * Set the preferred line width. | |
536 | */ | |
537 | ||
538 | YAML_DECLARE(void) | |
539 | yaml_emitter_set_width(yaml_emitter_t *emitter, int width) | |
540 | { | |
541 | assert(emitter); /* Non-NULL emitter object expected. */ | |
542 | ||
cf616166 | 543 | emitter->best_width = (width >= 0) ? width : -1; |
b1a54000 KS |
544 | } |
545 | ||
546 | /* | |
547 | * Set if unescaped non-ASCII characters are allowed. | |
548 | */ | |
549 | ||
550 | YAML_DECLARE(void) | |
551 | yaml_emitter_set_unicode(yaml_emitter_t *emitter, int unicode) | |
552 | { | |
553 | assert(emitter); /* Non-NULL emitter object expected. */ | |
554 | ||
555 | emitter->unicode = (unicode != 0); | |
556 | } | |
557 | ||
558 | /* | |
559 | * Set the preferred line break character. | |
560 | */ | |
561 | ||
562 | YAML_DECLARE(void) | |
563 | yaml_emitter_set_break(yaml_emitter_t *emitter, yaml_break_t line_break) | |
564 | { | |
565 | assert(emitter); /* Non-NULL emitter object expected. */ | |
566 | ||
567 | emitter->line_break = line_break; | |
568 | } | |
569 | ||
f642fd11 KS |
570 | /* |
571 | * Destroy a token object. | |
572 | */ | |
573 | ||
574 | YAML_DECLARE(void) | |
575 | yaml_token_delete(yaml_token_t *token) | |
576 | { | |
577 | assert(token); /* Non-NULL token object expected. */ | |
578 | ||
579 | switch (token->type) | |
580 | { | |
581 | case YAML_TAG_DIRECTIVE_TOKEN: | |
582 | yaml_free(token->data.tag_directive.handle); | |
583 | yaml_free(token->data.tag_directive.prefix); | |
584 | break; | |
585 | ||
586 | case YAML_ALIAS_TOKEN: | |
26687d7d KS |
587 | yaml_free(token->data.alias.value); |
588 | break; | |
589 | ||
f642fd11 | 590 | case YAML_ANCHOR_TOKEN: |
26687d7d | 591 | yaml_free(token->data.anchor.value); |
f642fd11 KS |
592 | break; |
593 | ||
594 | case YAML_TAG_TOKEN: | |
595 | yaml_free(token->data.tag.handle); | |
596 | yaml_free(token->data.tag.suffix); | |
597 | break; | |
598 | ||
599 | case YAML_SCALAR_TOKEN: | |
600 | yaml_free(token->data.scalar.value); | |
601 | break; | |
54815ffd KS |
602 | |
603 | default: | |
604 | break; | |
f642fd11 KS |
605 | } |
606 | ||
607 | memset(token, 0, sizeof(yaml_token_t)); | |
26687d7d KS |
608 | } |
609 | ||
610 | /* | |
611 | * Destroy an event object. | |
612 | */ | |
613 | ||
614 | YAML_DECLARE(void) | |
615 | yaml_event_delete(yaml_event_t *event) | |
616 | { | |
625fcfe9 KS |
617 | yaml_tag_directive_t *tag_directive; |
618 | ||
26687d7d KS |
619 | assert(event); /* Non-NULL event object expected. */ |
620 | ||
621 | switch (event->type) | |
622 | { | |
623 | case YAML_DOCUMENT_START_EVENT: | |
625fcfe9 KS |
624 | yaml_free(event->data.document_start.version_directive); |
625 | for (tag_directive = event->data.document_start.tag_directives.start; | |
626 | tag_directive != event->data.document_start.tag_directives.end; | |
627 | tag_directive++) { | |
628 | yaml_free(tag_directive->handle); | |
629 | yaml_free(tag_directive->prefix); | |
630 | } | |
631 | yaml_free(event->data.document_start.tag_directives.start); | |
26687d7d KS |
632 | break; |
633 | ||
634 | case YAML_ALIAS_EVENT: | |
635 | yaml_free(event->data.alias.anchor); | |
636 | break; | |
637 | ||
638 | case YAML_SCALAR_EVENT: | |
639 | yaml_free(event->data.scalar.anchor); | |
640 | yaml_free(event->data.scalar.tag); | |
641 | yaml_free(event->data.scalar.value); | |
642 | break; | |
643 | ||
644 | case YAML_SEQUENCE_START_EVENT: | |
645 | yaml_free(event->data.sequence_start.anchor); | |
646 | yaml_free(event->data.sequence_start.tag); | |
647 | break; | |
648 | ||
649 | case YAML_MAPPING_START_EVENT: | |
650 | yaml_free(event->data.mapping_start.anchor); | |
651 | yaml_free(event->data.mapping_start.tag); | |
652 | break; | |
54815ffd KS |
653 | |
654 | default: | |
655 | break; | |
26687d7d KS |
656 | } |
657 | ||
658 | memset(event, 0, sizeof(yaml_event_t)); | |
26687d7d KS |
659 | } |
660 |