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source: trunk/packages/libyaml/src/yaml_private.h @ 1469

Last change on this file since 1469 was 898, checked in by hartmans, 16 years ago
Add pyyaml and libyaml packages backported from lenny. There is discussion about how these should go in the repository; these are added in this form in order to make forward progress.
File size: 27.9 KB

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

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