Ruby  2.4.2p198(2017-09-14revision59899)
yaml_private.h
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1 #ifdef RUBY_EXTCONF_H
2 #include RUBY_EXTCONF_H
3 #endif
4 
5 #if HAVE_CONFIG_H
6 #include <config.h>
7 #endif
8 
9 #include <yaml.h>
10 
11 #include <assert.h>
12 #include <limits.h>
13 #include <stddef.h>
14 
15 #ifndef _MSC_VER
16 #include <stdint.h>
17 #else
18 #ifdef _WIN64
19 #define PTRDIFF_MAX _I64_MAX
20 #else
21 #define PTRDIFF_MAX INT_MAX
22 #endif
23 #endif
24 
25 /*
26  * Memory management.
27  */
28 
29 YAML_DECLARE(void *)
30 yaml_malloc(size_t size);
31 
32 YAML_DECLARE(void *)
33 yaml_realloc(void *ptr, size_t size);
34 
35 YAML_DECLARE(void)
36 yaml_free(void *ptr);
37 
39 yaml_strdup(const yaml_char_t *);
40 
41 /*
42  * Reader: Ensure that the buffer contains at least `length` characters.
43  */
44 
45 YAML_DECLARE(int)
46 yaml_parser_update_buffer(yaml_parser_t *parser, size_t length);
47 
48 /*
49  * Scanner: Ensure that the token stack contains at least one token ready.
50  */
51 
52 YAML_DECLARE(int)
54 
55 /*
56  * The size of the input raw buffer.
57  */
58 
59 #define INPUT_RAW_BUFFER_SIZE 16384
60 
61 /*
62  * The size of the input buffer.
63  *
64  * It should be possible to decode the whole raw buffer.
65  */
66 
67 #define INPUT_BUFFER_SIZE (INPUT_RAW_BUFFER_SIZE*3)
68 
69 /*
70  * The size of the output buffer.
71  */
72 
73 #define OUTPUT_BUFFER_SIZE 16384
74 
75 /*
76  * The size of the output raw buffer.
77  *
78  * It should be possible to encode the whole output buffer.
79  */
80 
81 #define OUTPUT_RAW_BUFFER_SIZE (OUTPUT_BUFFER_SIZE*2+2)
82 
83 /*
84  * The size of other stacks and queues.
85  */
86 
87 #define INITIAL_STACK_SIZE 16
88 #define INITIAL_QUEUE_SIZE 16
89 #define INITIAL_STRING_SIZE 16
90 
91 /*
92  * Buffer management.
93  */
94 
95 #define BUFFER_INIT(context,buffer,size) \
96  (((buffer).start = yaml_malloc(size)) ? \
97  ((buffer).last = (buffer).pointer = (buffer).start, \
98  (buffer).end = (buffer).start+(size), \
99  1) : \
100  ((context)->error = YAML_MEMORY_ERROR, \
101  0))
102 
103 #define BUFFER_DEL(context,buffer) \
104  (yaml_free((buffer).start), \
105  (buffer).start = (buffer).pointer = (buffer).end = 0)
106 
107 /*
108  * String management.
109  */
110 
111 typedef struct {
115 } yaml_string_t;
116 
117 YAML_DECLARE(int)
119  yaml_char_t **pointer, yaml_char_t **end);
120 
121 YAML_DECLARE(int)
123  yaml_char_t **a_start, yaml_char_t **a_pointer, yaml_char_t **a_end,
124  yaml_char_t **b_start, yaml_char_t **b_pointer, yaml_char_t **b_end);
125 
126 #define NULL_STRING { NULL, NULL, NULL }
127 
128 #define STRING(string,length) { (string), (string)+(length), (string) }
129 
130 #define STRING_ASSIGN(value,string,length) \
131  ((value).start = (string), \
132  (value).end = (string)+(length), \
133  (value).pointer = (string))
134 
135 #define STRING_INIT(context,string,size) \
136  (((string).start = yaml_malloc(size)) ? \
137  ((string).pointer = (string).start, \
138  (string).end = (string).start+(size), \
139  memset((string).start, 0, (size)), \
140  1) : \
141  ((context)->error = YAML_MEMORY_ERROR, \
142  0))
143 
144 #define STRING_DEL(context,string) \
145  (yaml_free((string).start), \
146  (string).start = (string).pointer = (string).end = 0)
147 
148 #define STRING_EXTEND(context,string) \
149  ((((string).pointer+5 < (string).end) \
150  || yaml_string_extend(&(string).start, \
151  &(string).pointer, &(string).end)) ? \
152  1 : \
153  ((context)->error = YAML_MEMORY_ERROR, \
154  0))
155 
156 #define CLEAR(context,string) \
157  ((string).pointer = (string).start, \
158  memset((string).start, 0, (string).end-(string).start))
159 
160 #define JOIN(context,string_a,string_b) \
161  ((yaml_string_join(&(string_a).start, &(string_a).pointer, \
162  &(string_a).end, &(string_b).start, \
163  &(string_b).pointer, &(string_b).end)) ? \
164  ((string_b).pointer = (string_b).start, \
165  1) : \
166  ((context)->error = YAML_MEMORY_ERROR, \
167  0))
168 
169 /*
170  * String check operations.
171  */
172 
173 /*
174  * Check the octet at the specified position.
175  */
176 
177 #define CHECK_AT(string,octet,offset) \
178  ((string).pointer[offset] == (yaml_char_t)(octet))
179 
180 /*
181  * Check the current octet in the buffer.
182  */
183 
184 #define CHECK(string,octet) CHECK_AT((string),(octet),0)
185 
186 /*
187  * Check if the character at the specified position is an alphabetical
188  * character, a digit, '_', or '-'.
189  */
190 
191 #define IS_ALPHA_AT(string,offset) \
192  (((string).pointer[offset] >= (yaml_char_t) '0' && \
193  (string).pointer[offset] <= (yaml_char_t) '9') || \
194  ((string).pointer[offset] >= (yaml_char_t) 'A' && \
195  (string).pointer[offset] <= (yaml_char_t) 'Z') || \
196  ((string).pointer[offset] >= (yaml_char_t) 'a' && \
197  (string).pointer[offset] <= (yaml_char_t) 'z') || \
198  (string).pointer[offset] == '_' || \
199  (string).pointer[offset] == '-')
200 
201 #define IS_ALPHA(string) IS_ALPHA_AT((string),0)
202 
203 /*
204  * Check if the character at the specified position is a digit.
205  */
206 
207 #define IS_DIGIT_AT(string,offset) \
208  (((string).pointer[offset] >= (yaml_char_t) '0' && \
209  (string).pointer[offset] <= (yaml_char_t) '9'))
210 
211 #define IS_DIGIT(string) IS_DIGIT_AT((string),0)
212 
213 /*
214  * Get the value of a digit.
215  */
216 
217 #define AS_DIGIT_AT(string,offset) \
218  ((string).pointer[offset] - (yaml_char_t) '0')
219 
220 #define AS_DIGIT(string) AS_DIGIT_AT((string),0)
221 
222 /*
223  * Check if the character at the specified position is a hex-digit.
224  */
225 
226 #define IS_HEX_AT(string,offset) \
227  (((string).pointer[offset] >= (yaml_char_t) '0' && \
228  (string).pointer[offset] <= (yaml_char_t) '9') || \
229  ((string).pointer[offset] >= (yaml_char_t) 'A' && \
230  (string).pointer[offset] <= (yaml_char_t) 'F') || \
231  ((string).pointer[offset] >= (yaml_char_t) 'a' && \
232  (string).pointer[offset] <= (yaml_char_t) 'f'))
233 
234 #define IS_HEX(string) IS_HEX_AT((string),0)
235 
236 /*
237  * Get the value of a hex-digit.
238  */
239 
240 #define AS_HEX_AT(string,offset) \
241  (((string).pointer[offset] >= (yaml_char_t) 'A' && \
242  (string).pointer[offset] <= (yaml_char_t) 'F') ? \
243  ((string).pointer[offset] - (yaml_char_t) 'A' + 10) : \
244  ((string).pointer[offset] >= (yaml_char_t) 'a' && \
245  (string).pointer[offset] <= (yaml_char_t) 'f') ? \
246  ((string).pointer[offset] - (yaml_char_t) 'a' + 10) : \
247  ((string).pointer[offset] - (yaml_char_t) '0'))
248 
249 #define AS_HEX(string) AS_HEX_AT((string),0)
250 
251 /*
252  * Check if the character is ASCII.
253  */
254 
255 #define IS_ASCII_AT(string,offset) \
256  ((string).pointer[offset] <= (yaml_char_t) '\x7F')
257 
258 #define IS_ASCII(string) IS_ASCII_AT((string),0)
259 
260 /*
261  * Check if the character can be printed unescaped.
262  */
263 
264 #define IS_PRINTABLE_AT(string,offset) \
265  (((string).pointer[offset] == 0x0A) /* . == #x0A */ \
266  || ((string).pointer[offset] >= 0x20 /* #x20 <= . <= #x7E */ \
267  && (string).pointer[offset] <= 0x7E) \
268  || ((string).pointer[offset] == 0xC2 /* #0xA0 <= . <= #xD7FF */ \
269  && (string).pointer[offset+1] >= 0xA0) \
270  || ((string).pointer[offset] > 0xC2 \
271  && (string).pointer[offset] < 0xED) \
272  || ((string).pointer[offset] == 0xED \
273  && (string).pointer[offset+1] < 0xA0) \
274  || ((string).pointer[offset] == 0xEE) \
275  || ((string).pointer[offset] == 0xEF /* #xE000 <= . <= #xFFFD */ \
276  && !((string).pointer[offset+1] == 0xBB /* && . != #xFEFF */ \
277  && (string).pointer[offset+2] == 0xBF) \
278  && !((string).pointer[offset+1] == 0xBF \
279  && ((string).pointer[offset+2] == 0xBE \
280  || (string).pointer[offset+2] == 0xBF))))
281 
282 #define IS_PRINTABLE(string) IS_PRINTABLE_AT((string),0)
283 
284 /*
285  * Check if the character at the specified position is NUL.
286  */
287 
288 #define IS_Z_AT(string,offset) CHECK_AT((string),'\0',(offset))
289 
290 #define IS_Z(string) IS_Z_AT((string),0)
291 
292 /*
293  * Check if the character at the specified position is BOM.
294  */
295 
296 #define IS_BOM_AT(string,offset) \
297  (CHECK_AT((string),'\xEF',(offset)) \
298  && CHECK_AT((string),'\xBB',(offset)+1) \
299  && CHECK_AT((string),'\xBF',(offset)+2)) /* BOM (#xFEFF) */
300 
301 #define IS_BOM(string) IS_BOM_AT(string,0)
302 
303 /*
304  * Check if the character at the specified position is space.
305  */
306 
307 #define IS_SPACE_AT(string,offset) CHECK_AT((string),' ',(offset))
308 
309 #define IS_SPACE(string) IS_SPACE_AT((string),0)
310 
311 /*
312  * Check if the character at the specified position is tab.
313  */
314 
315 #define IS_TAB_AT(string,offset) CHECK_AT((string),'\t',(offset))
316 
317 #define IS_TAB(string) IS_TAB_AT((string),0)
318 
319 /*
320  * Check if the character at the specified position is blank (space or tab).
321  */
322 
323 #define IS_BLANK_AT(string,offset) \
324  (IS_SPACE_AT((string),(offset)) || IS_TAB_AT((string),(offset)))
325 
326 #define IS_BLANK(string) IS_BLANK_AT((string),0)
327 
328 /*
329  * Check if the character at the specified position is a line break.
330  */
331 
332 #define IS_BREAK_AT(string,offset) \
333  (CHECK_AT((string),'\r',(offset)) /* CR (#xD)*/ \
334  || CHECK_AT((string),'\n',(offset)) /* LF (#xA) */ \
335  || (CHECK_AT((string),'\xC2',(offset)) \
336  && CHECK_AT((string),'\x85',(offset)+1)) /* NEL (#x85) */ \
337  || (CHECK_AT((string),'\xE2',(offset)) \
338  && CHECK_AT((string),'\x80',(offset)+1) \
339  && CHECK_AT((string),'\xA8',(offset)+2)) /* LS (#x2028) */ \
340  || (CHECK_AT((string),'\xE2',(offset)) \
341  && CHECK_AT((string),'\x80',(offset)+1) \
342  && CHECK_AT((string),'\xA9',(offset)+2))) /* PS (#x2029) */
343 
344 #define IS_BREAK(string) IS_BREAK_AT((string),0)
345 
346 #define IS_CRLF_AT(string,offset) \
347  (CHECK_AT((string),'\r',(offset)) && CHECK_AT((string),'\n',(offset)+1))
348 
349 #define IS_CRLF(string) IS_CRLF_AT((string),0)
350 
351 /*
352  * Check if the character is a line break or NUL.
353  */
354 
355 #define IS_BREAKZ_AT(string,offset) \
356  (IS_BREAK_AT((string),(offset)) || IS_Z_AT((string),(offset)))
357 
358 #define IS_BREAKZ(string) IS_BREAKZ_AT((string),0)
359 
360 /*
361  * Check if the character is a line break, space, or NUL.
362  */
363 
364 #define IS_SPACEZ_AT(string,offset) \
365  (IS_SPACE_AT((string),(offset)) || IS_BREAKZ_AT((string),(offset)))
366 
367 #define IS_SPACEZ(string) IS_SPACEZ_AT((string),0)
368 
369 /*
370  * Check if the character is a line break, space, tab, or NUL.
371  */
372 
373 #define IS_BLANKZ_AT(string,offset) \
374  (IS_BLANK_AT((string),(offset)) || IS_BREAKZ_AT((string),(offset)))
375 
376 #define IS_BLANKZ(string) IS_BLANKZ_AT((string),0)
377 
378 /*
379  * Determine the width of the character.
380  */
381 
382 #define WIDTH_AT(string,offset) \
383  (((string).pointer[offset] & 0x80) == 0x00 ? 1 : \
384  ((string).pointer[offset] & 0xE0) == 0xC0 ? 2 : \
385  ((string).pointer[offset] & 0xF0) == 0xE0 ? 3 : \
386  ((string).pointer[offset] & 0xF8) == 0xF0 ? 4 : 0)
387 
388 #define WIDTH(string) WIDTH_AT((string),0)
389 
390 /*
391  * Move the string pointer to the next character.
392  */
393 
394 #define MOVE(string) ((string).pointer += WIDTH((string)))
395 
396 /*
397  * Copy a character and move the pointers of both strings.
398  */
399 
400 #define COPY(string_a,string_b) \
401  ((*(string_b).pointer & 0x80) == 0x00 ? \
402  (*((string_a).pointer++) = *((string_b).pointer++)) : \
403  (*(string_b).pointer & 0xE0) == 0xC0 ? \
404  (*((string_a).pointer++) = *((string_b).pointer++), \
405  *((string_a).pointer++) = *((string_b).pointer++)) : \
406  (*(string_b).pointer & 0xF0) == 0xE0 ? \
407  (*((string_a).pointer++) = *((string_b).pointer++), \
408  *((string_a).pointer++) = *((string_b).pointer++), \
409  *((string_a).pointer++) = *((string_b).pointer++)) : \
410  (*(string_b).pointer & 0xF8) == 0xF0 ? \
411  (*((string_a).pointer++) = *((string_b).pointer++), \
412  *((string_a).pointer++) = *((string_b).pointer++), \
413  *((string_a).pointer++) = *((string_b).pointer++), \
414  *((string_a).pointer++) = *((string_b).pointer++)) : 0)
415 
416 /*
417  * Stack and queue management.
418  */
419 
420 YAML_DECLARE(int)
421 yaml_stack_extend(void **start, void **top, void **end);
422 
423 YAML_DECLARE(int)
424 yaml_queue_extend(void **start, void **head, void **tail, void **end);
425 
426 #define STACK_INIT(context,stack,size) \
427  (((stack).start = yaml_malloc((size)*sizeof(*(stack).start))) ? \
428  ((stack).top = (stack).start, \
429  (stack).end = (stack).start+(size), \
430  1) : \
431  ((context)->error = YAML_MEMORY_ERROR, \
432  0))
433 
434 #define STACK_DEL(context,stack) \
435  (yaml_free((stack).start), \
436  (stack).start = (stack).top = (stack).end = 0)
437 
438 #define STACK_EMPTY(context,stack) \
439  ((stack).start == (stack).top)
440 
441 #define STACK_LIMIT(context,stack,size) \
442  ((stack).top - (stack).start < (size) ? \
443  1 : \
444  ((context)->error = YAML_MEMORY_ERROR, \
445  0))
446 
447 #define PUSH(context,stack,value) \
448  (((stack).top != (stack).end \
449  || yaml_stack_extend((void **)&(stack).start, \
450  (void **)&(stack).top, (void **)&(stack).end)) ? \
451  (*((stack).top++) = value, \
452  1) : \
453  ((context)->error = YAML_MEMORY_ERROR, \
454  0))
455 
456 #define POP(context,stack) \
457  (*(--(stack).top))
458 
459 #define QUEUE_INIT(context,queue,size) \
460  (((queue).start = yaml_malloc((size)*sizeof(*(queue).start))) ? \
461  ((queue).head = (queue).tail = (queue).start, \
462  (queue).end = (queue).start+(size), \
463  1) : \
464  ((context)->error = YAML_MEMORY_ERROR, \
465  0))
466 
467 #define QUEUE_DEL(context,queue) \
468  (yaml_free((queue).start), \
469  (queue).start = (queue).head = (queue).tail = (queue).end = 0)
470 
471 #define QUEUE_EMPTY(context,queue) \
472  ((queue).head == (queue).tail)
473 
474 #define ENQUEUE(context,queue,value) \
475  (((queue).tail != (queue).end \
476  || yaml_queue_extend((void **)&(queue).start, (void **)&(queue).head, \
477  (void **)&(queue).tail, (void **)&(queue).end)) ? \
478  (*((queue).tail++) = value, \
479  1) : \
480  ((context)->error = YAML_MEMORY_ERROR, \
481  0))
482 
483 #define DEQUEUE(context,queue) \
484  (*((queue).head++))
485 
486 #define QUEUE_INSERT(context,queue,index,value) \
487  (((queue).tail != (queue).end \
488  || yaml_queue_extend((void **)&(queue).start, (void **)&(queue).head, \
489  (void **)&(queue).tail, (void **)&(queue).end)) ? \
490  (memmove((queue).head+(index)+1,(queue).head+(index), \
491  ((queue).tail-(queue).head-(index))*sizeof(*(queue).start)), \
492  *((queue).head+(index)) = value, \
493  (queue).tail++, \
494  1) : \
495  ((context)->error = YAML_MEMORY_ERROR, \
496  0))
497 
498 /*
499  * Token initializers.
500  */
501 
502 #define TOKEN_INIT(token,token_type,token_start_mark,token_end_mark) \
503  (memset(&(token), 0, sizeof(yaml_token_t)), \
504  (token).type = (token_type), \
505  (token).start_mark = (token_start_mark), \
506  (token).end_mark = (token_end_mark))
507 
508 #define STREAM_START_TOKEN_INIT(token,token_encoding,start_mark,end_mark) \
509  (TOKEN_INIT((token),YAML_STREAM_START_TOKEN,(start_mark),(end_mark)), \
510  (token).data.stream_start.encoding = (token_encoding))
511 
512 #define STREAM_END_TOKEN_INIT(token,start_mark,end_mark) \
513  (TOKEN_INIT((token),YAML_STREAM_END_TOKEN,(start_mark),(end_mark)))
514 
515 #define ALIAS_TOKEN_INIT(token,token_value,start_mark,end_mark) \
516  (TOKEN_INIT((token),YAML_ALIAS_TOKEN,(start_mark),(end_mark)), \
517  (token).data.alias.value = (token_value))
518 
519 #define ANCHOR_TOKEN_INIT(token,token_value,start_mark,end_mark) \
520  (TOKEN_INIT((token),YAML_ANCHOR_TOKEN,(start_mark),(end_mark)), \
521  (token).data.anchor.value = (token_value))
522 
523 #define TAG_TOKEN_INIT(token,token_handle,token_suffix,start_mark,end_mark) \
524  (TOKEN_INIT((token),YAML_TAG_TOKEN,(start_mark),(end_mark)), \
525  (token).data.tag.handle = (token_handle), \
526  (token).data.tag.suffix = (token_suffix))
527 
528 #define SCALAR_TOKEN_INIT(token,token_value,token_length,token_style,start_mark,end_mark) \
529  (TOKEN_INIT((token),YAML_SCALAR_TOKEN,(start_mark),(end_mark)), \
530  (token).data.scalar.value = (token_value), \
531  (token).data.scalar.length = (token_length), \
532  (token).data.scalar.style = (token_style))
533 
534 #define VERSION_DIRECTIVE_TOKEN_INIT(token,token_major,token_minor,start_mark,end_mark) \
535  (TOKEN_INIT((token),YAML_VERSION_DIRECTIVE_TOKEN,(start_mark),(end_mark)), \
536  (token).data.version_directive.major = (token_major), \
537  (token).data.version_directive.minor = (token_minor))
538 
539 #define TAG_DIRECTIVE_TOKEN_INIT(token,token_handle,token_prefix,start_mark,end_mark) \
540  (TOKEN_INIT((token),YAML_TAG_DIRECTIVE_TOKEN,(start_mark),(end_mark)), \
541  (token).data.tag_directive.handle = (token_handle), \
542  (token).data.tag_directive.prefix = (token_prefix))
543 
544 /*
545  * Event initializers.
546  */
547 
548 #define EVENT_INIT(event,event_type,event_start_mark,event_end_mark) \
549  (memset(&(event), 0, sizeof(yaml_event_t)), \
550  (event).type = (event_type), \
551  (event).start_mark = (event_start_mark), \
552  (event).end_mark = (event_end_mark))
553 
554 #define STREAM_START_EVENT_INIT(event,event_encoding,start_mark,end_mark) \
555  (EVENT_INIT((event),YAML_STREAM_START_EVENT,(start_mark),(end_mark)), \
556  (event).data.stream_start.encoding = (event_encoding))
557 
558 #define STREAM_END_EVENT_INIT(event,start_mark,end_mark) \
559  (EVENT_INIT((event),YAML_STREAM_END_EVENT,(start_mark),(end_mark)))
560 
561 #define DOCUMENT_START_EVENT_INIT(event,event_version_directive, \
562  event_tag_directives_start,event_tag_directives_end,event_implicit,start_mark,end_mark) \
563  (EVENT_INIT((event),YAML_DOCUMENT_START_EVENT,(start_mark),(end_mark)), \
564  (event).data.document_start.version_directive = (event_version_directive), \
565  (event).data.document_start.tag_directives.start = (event_tag_directives_start), \
566  (event).data.document_start.tag_directives.end = (event_tag_directives_end), \
567  (event).data.document_start.implicit = (event_implicit))
568 
569 #define DOCUMENT_END_EVENT_INIT(event,event_implicit,start_mark,end_mark) \
570  (EVENT_INIT((event),YAML_DOCUMENT_END_EVENT,(start_mark),(end_mark)), \
571  (event).data.document_end.implicit = (event_implicit))
572 
573 #define ALIAS_EVENT_INIT(event,event_anchor,start_mark,end_mark) \
574  (EVENT_INIT((event),YAML_ALIAS_EVENT,(start_mark),(end_mark)), \
575  (event).data.alias.anchor = (event_anchor))
576 
577 #define SCALAR_EVENT_INIT(event,event_anchor,event_tag,event_value,event_length, \
578  event_plain_implicit, event_quoted_implicit,event_style,start_mark,end_mark) \
579  (EVENT_INIT((event),YAML_SCALAR_EVENT,(start_mark),(end_mark)), \
580  (event).data.scalar.anchor = (event_anchor), \
581  (event).data.scalar.tag = (event_tag), \
582  (event).data.scalar.value = (event_value), \
583  (event).data.scalar.length = (event_length), \
584  (event).data.scalar.plain_implicit = (event_plain_implicit), \
585  (event).data.scalar.quoted_implicit = (event_quoted_implicit), \
586  (event).data.scalar.style = (event_style))
587 
588 #define SEQUENCE_START_EVENT_INIT(event,event_anchor,event_tag, \
589  event_implicit,event_style,start_mark,end_mark) \
590  (EVENT_INIT((event),YAML_SEQUENCE_START_EVENT,(start_mark),(end_mark)), \
591  (event).data.sequence_start.anchor = (event_anchor), \
592  (event).data.sequence_start.tag = (event_tag), \
593  (event).data.sequence_start.implicit = (event_implicit), \
594  (event).data.sequence_start.style = (event_style))
595 
596 #define SEQUENCE_END_EVENT_INIT(event,start_mark,end_mark) \
597  (EVENT_INIT((event),YAML_SEQUENCE_END_EVENT,(start_mark),(end_mark)))
598 
599 #define MAPPING_START_EVENT_INIT(event,event_anchor,event_tag, \
600  event_implicit,event_style,start_mark,end_mark) \
601  (EVENT_INIT((event),YAML_MAPPING_START_EVENT,(start_mark),(end_mark)), \
602  (event).data.mapping_start.anchor = (event_anchor), \
603  (event).data.mapping_start.tag = (event_tag), \
604  (event).data.mapping_start.implicit = (event_implicit), \
605  (event).data.mapping_start.style = (event_style))
606 
607 #define MAPPING_END_EVENT_INIT(event,start_mark,end_mark) \
608  (EVENT_INIT((event),YAML_MAPPING_END_EVENT,(start_mark),(end_mark)))
609 
610 /*
611  * Document initializer.
612  */
613 
614 #define DOCUMENT_INIT(document,document_nodes_start,document_nodes_end, \
615  document_version_directive,document_tag_directives_start, \
616  document_tag_directives_end,document_start_implicit, \
617  document_end_implicit,document_start_mark,document_end_mark) \
618  (memset(&(document), 0, sizeof(yaml_document_t)), \
619  (document).nodes.start = (document_nodes_start), \
620  (document).nodes.end = (document_nodes_end), \
621  (document).nodes.top = (document_nodes_start), \
622  (document).version_directive = (document_version_directive), \
623  (document).tag_directives.start = (document_tag_directives_start), \
624  (document).tag_directives.end = (document_tag_directives_end), \
625  (document).start_implicit = (document_start_implicit), \
626  (document).end_implicit = (document_end_implicit), \
627  (document).start_mark = (document_start_mark), \
628  (document).end_mark = (document_end_mark))
629 
630 /*
631  * Node initializers.
632  */
633 
634 #define NODE_INIT(node,node_type,node_tag,node_start_mark,node_end_mark) \
635  (memset(&(node), 0, sizeof(yaml_node_t)), \
636  (node).type = (node_type), \
637  (node).tag = (node_tag), \
638  (node).start_mark = (node_start_mark), \
639  (node).end_mark = (node_end_mark))
640 
641 #define SCALAR_NODE_INIT(node,node_tag,node_value,node_length, \
642  node_style,start_mark,end_mark) \
643  (NODE_INIT((node),YAML_SCALAR_NODE,(node_tag),(start_mark),(end_mark)), \
644  (node).data.scalar.value = (node_value), \
645  (node).data.scalar.length = (node_length), \
646  (node).data.scalar.style = (node_style))
647 
648 #define SEQUENCE_NODE_INIT(node,node_tag,node_items_start,node_items_end, \
649  node_style,start_mark,end_mark) \
650  (NODE_INIT((node),YAML_SEQUENCE_NODE,(node_tag),(start_mark),(end_mark)), \
651  (node).data.sequence.items.start = (node_items_start), \
652  (node).data.sequence.items.end = (node_items_end), \
653  (node).data.sequence.items.top = (node_items_start), \
654  (node).data.sequence.style = (node_style))
655 
656 #define MAPPING_NODE_INIT(node,node_tag,node_pairs_start,node_pairs_end, \
657  node_style,start_mark,end_mark) \
658  (NODE_INIT((node),YAML_MAPPING_NODE,(node_tag),(start_mark),(end_mark)), \
659  (node).data.mapping.pairs.start = (node_pairs_start), \
660  (node).data.mapping.pairs.end = (node_pairs_end), \
661  (node).data.mapping.pairs.top = (node_pairs_start), \
662  (node).data.mapping.style = (node_style))
yaml_parser_fetch_more_tokens(yaml_parser_t *parser)
Definition: scanner.c:800
yaml_malloc(size_t size)
Definition: api.c:31
yaml_char_t * end
Definition: yaml_private.h:113
Public interface for libyaml.
The parser structure.
Definition: yaml.h:1081
yaml_realloc(void *ptr, size_t size)
Definition: api.c:41
unsigned char yaml_char_t
The character type (UTF-8 octet).
Definition: yaml.h:78
yaml_char_t * pointer
Definition: yaml_private.h:114
yaml_char_t * start
Definition: yaml_private.h:112
yaml_free(void *ptr)
Definition: api.c:51
yaml_string_extend(yaml_char_t **start, yaml_char_t **pointer, yaml_char_t **end)
Definition: api.c:74
yaml_stack_extend(void **start, void **top, void **end)
Definition: api.c:118
#define YAML_DECLARE(type)
The public API declaration.
Definition: yaml.h:38
yaml_parser_update_buffer(yaml_parser_t *parser, size_t length)
Definition: reader.c:142
yaml_strdup(const yaml_char_t *)
Definition: api.c:61
unsigned int top
Definition: nkf.c:4310
int size
Definition: encoding.c:57
yaml_queue_extend(void **start, void **head, void **tail, void **end)
Definition: api.c:136
yaml_string_join(yaml_char_t **a_start, yaml_char_t **a_pointer, yaml_char_t **a_end, yaml_char_t **b_start, yaml_char_t **b_pointer, yaml_char_t **b_end)
Definition: api.c:95