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[m6w6/ext-http] / php_http_message_parser.c
1 /*
2 +--------------------------------------------------------------------+
3 | PECL :: http |
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2004-2014, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
11 */
12
13 #include "php_http_api.h"
14
15 #ifndef DBG_PARSER
16 # define DBG_PARSER 0
17 #endif
18
19 typedef struct php_http_message_parser_state_spec {
20 php_http_message_parser_state_t state;
21 unsigned need_data:1;
22 } php_http_message_parser_state_spec_t;
23
24 static const php_http_message_parser_state_spec_t php_http_message_parser_states[] = {
25 {PHP_HTTP_MESSAGE_PARSER_STATE_START, 1},
26 {PHP_HTTP_MESSAGE_PARSER_STATE_HEADER, 0},
27 {PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE, 0},
28 {PHP_HTTP_MESSAGE_PARSER_STATE_BODY, 0},
29 {PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB, 1},
30 {PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH, 1},
31 {PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED, 1},
32 {PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, 0},
33 {PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL, 0},
34 {PHP_HTTP_MESSAGE_PARSER_STATE_DONE, 0}
35 };
36
37 #if DBG_PARSER
38 const char *php_http_message_parser_state_name(php_http_message_parser_state_t state) {
39 const char *states[] = {"START", "HEADER", "HEADER_DONE", "BODY", "BODY_DUMB", "BODY_LENGTH", "BODY_CHUNK", "BODY_DONE", "UPDATE_CL", "DONE"};
40
41 if (state < 0 || state > (sizeof(states)/sizeof(char*))-1) {
42 return "FAILURE";
43 }
44 return states[state];
45 }
46 #endif
47
48 php_http_message_parser_t *php_http_message_parser_init(php_http_message_parser_t *parser TSRMLS_DC)
49 {
50 if (!parser) {
51 parser = emalloc(sizeof(*parser));
52 }
53 memset(parser, 0, sizeof(*parser));
54
55 TSRMLS_SET_CTX(parser->ts);
56
57 php_http_header_parser_init(&parser->header TSRMLS_CC);
58
59 return parser;
60 }
61
62 php_http_message_parser_state_t php_http_message_parser_state_push(php_http_message_parser_t *parser, unsigned argc, ...)
63 {
64 php_http_message_parser_state_t state;
65 va_list va_args;
66 unsigned i;
67
68 /* short circuit */
69 ZEND_PTR_STACK_RESIZE_IF_NEEDED((&parser->stack), argc);
70
71 va_start(va_args, argc);
72 for (i = 0; i < argc; ++i) {
73 state = va_arg(va_args, php_http_message_parser_state_t);
74 zend_ptr_stack_push(&parser->stack, (void *) state);
75 }
76 va_end(va_args);
77
78 return state;
79 }
80
81 php_http_message_parser_state_t php_http_message_parser_state_is(php_http_message_parser_t *parser)
82 {
83 if (parser->stack.top) {
84 return (php_http_message_parser_state_t) parser->stack.elements[parser->stack.top - 1];
85 }
86 return PHP_HTTP_MESSAGE_PARSER_STATE_START;
87 }
88
89 php_http_message_parser_state_t php_http_message_parser_state_pop(php_http_message_parser_t *parser)
90 {
91 if (parser->stack.top) {
92 return (php_http_message_parser_state_t) zend_ptr_stack_pop(&parser->stack);
93 }
94 return PHP_HTTP_MESSAGE_PARSER_STATE_START;
95 }
96
97 void php_http_message_parser_dtor(php_http_message_parser_t *parser)
98 {
99 php_http_header_parser_dtor(&parser->header);
100 zend_ptr_stack_destroy(&parser->stack);
101 php_http_message_free(&parser->message);
102 if (parser->dechunk) {
103 php_http_encoding_stream_free(&parser->dechunk);
104 }
105 if (parser->inflate) {
106 php_http_encoding_stream_free(&parser->inflate);
107 }
108 }
109
110 void php_http_message_parser_free(php_http_message_parser_t **parser)
111 {
112 if (*parser) {
113 php_http_message_parser_dtor(*parser);
114 efree(*parser);
115 *parser = NULL;
116 }
117 }
118
119 php_http_message_parser_state_t php_http_message_parser_parse_stream(php_http_message_parser_t *parser, php_http_buffer_t *buf, php_stream *s, unsigned flags, php_http_message_t **message)
120 {
121 php_http_message_parser_state_t state = PHP_HTTP_MESSAGE_PARSER_STATE_START;
122 TSRMLS_FETCH_FROM_CTX(parser->ts);
123
124 if (!buf->data) {
125 php_http_buffer_resize_ex(buf, 0x1000, 1, 0);
126 }
127 while (!php_stream_eof(s)) {
128 size_t justread = 0;
129 #if DBG_PARSER
130 fprintf(stderr, "#SP: %s (f:%u)\n", php_http_message_parser_state_name(state), flags);
131 #endif
132 switch (state) {
133 case PHP_HTTP_MESSAGE_PARSER_STATE_START:
134 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER:
135 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE:
136 /* read line */
137 php_stream_get_line(s, buf->data + buf->used, buf->free, &justread);
138 php_http_buffer_account(buf, justread);
139 break;
140
141 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB:
142 /* read all */
143 justread = php_stream_read(s, buf->data + buf->used, buf->free);
144 php_http_buffer_account(buf, justread);
145 break;
146
147 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH:
148 /* read body_length */
149 justread = php_stream_read(s, buf->data + buf->used, MIN(buf->free, parser->body_length));
150 php_http_buffer_account(buf, justread);
151 break;
152
153 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED:
154 /* duh, this is very naive */
155 if (parser->body_length) {
156 justread = php_stream_read(s, buf->data + buf->used, MIN(parser->body_length, buf->free));
157
158 php_http_buffer_account(buf, justread);
159
160 parser->body_length -= justread;
161 } else {
162 php_http_buffer_resize(buf, 24);
163 php_stream_get_line(s, buf->data, buf->free, &justread);
164 php_http_buffer_account(buf, justread);
165
166 parser->body_length = strtoul(buf->data + buf->used - justread, NULL, 16);
167 }
168 break;
169
170 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY:
171 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:
172 case PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL:
173 /* should not occur */
174 abort();
175 break;
176
177 case PHP_HTTP_MESSAGE_PARSER_STATE_DONE:
178 case PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE:
179 return php_http_message_parser_state_is(parser);
180 }
181
182 if (justread) {
183 state = php_http_message_parser_parse(parser, buf, flags, message);
184 } else if (php_stream_eof(s)) {
185 return php_http_message_parser_parse(parser, buf, flags | PHP_HTTP_MESSAGE_PARSER_CLEANUP, message);
186 } else {
187 return state;
188 }
189 }
190
191 return PHP_HTTP_MESSAGE_PARSER_STATE_DONE;
192 }
193
194
195 php_http_message_parser_state_t php_http_message_parser_parse(php_http_message_parser_t *parser, php_http_buffer_t *buffer, unsigned flags, php_http_message_t **message)
196 {
197 char *str = NULL;
198 size_t len = 0;
199 size_t cut = 0;
200 TSRMLS_FETCH_FROM_CTX(parser->ts);
201
202 while (buffer->used || !php_http_message_parser_states[php_http_message_parser_state_is(parser)].need_data) {
203 #if DBG_PARSER
204 fprintf(stderr, "#MP: %s (f: %u, t:%d, l:%zu)\n",
205 php_http_message_parser_state_name(php_http_message_parser_state_is(parser)),
206 flags,
207 message && *message ? (*message)->type : -1,
208 buffer->used
209 );
210 _dpf(0, buffer->data, buffer->used);
211 #endif
212
213 switch (php_http_message_parser_state_pop(parser))
214 {
215 case PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE:
216 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
217
218 case PHP_HTTP_MESSAGE_PARSER_STATE_START:
219 {
220 char *ptr = buffer->data;
221
222 while (ptr - buffer->data < buffer->used && PHP_HTTP_IS_CTYPE(space, *ptr)) {
223 ++ptr;
224 }
225
226 php_http_buffer_cut(buffer, 0, ptr - buffer->data);
227
228 if (buffer->used) {
229 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER);
230 }
231 break;
232 }
233
234 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER:
235 {
236 unsigned header_parser_flags = (flags & PHP_HTTP_MESSAGE_PARSER_CLEANUP) ? PHP_HTTP_HEADER_PARSER_CLEANUP : 0;
237
238 switch (php_http_header_parser_parse(&parser->header, buffer, header_parser_flags, *message ? &(*message)->hdrs : NULL, (php_http_info_callback_t) php_http_message_info_callback, message)) {
239 case PHP_HTTP_HEADER_PARSER_STATE_FAILURE:
240 return PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE;
241
242 case PHP_HTTP_HEADER_PARSER_STATE_DONE:
243 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE);
244 break;
245
246 default:
247 if (buffer->used || !(flags & PHP_HTTP_MESSAGE_PARSER_CLEANUP)) {
248 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER);
249 } else {
250 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE);
251 }
252 }
253 break;
254 }
255
256 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE:
257 {
258 zval *h, *h_loc = NULL, *h_con = NULL, **h_cl = NULL, **h_cr = NULL, **h_te = NULL;
259
260 /* Content-Range has higher precedence than Content-Length,
261 * and content-length denotes the original length of the entity,
262 * so let's *NOT* remove CR/CL, because that would fundamentally
263 * change the meaning of the whole message
264 */
265 if ((h = php_http_message_header(*message, ZEND_STRL("Transfer-Encoding"), 1))) {
266 zend_hash_update(&(*message)->hdrs, "X-Original-Transfer-Encoding", sizeof("X-Original-Transfer-Encoding"), (void *) &h, sizeof(zval *), (void *) &h_te);
267 zend_hash_del(&(*message)->hdrs, "Transfer-Encoding", sizeof("Transfer-Encoding"));
268
269 /* reset */
270 MAKE_STD_ZVAL(h);
271 ZVAL_LONG(h, 0);
272 zend_hash_update(&(*message)->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &h, sizeof(zval *), NULL);
273 } else if ((h = php_http_message_header(*message, ZEND_STRL("Content-Length"), 1))) {
274 zend_hash_update(&(*message)->hdrs, "X-Original-Content-Length", sizeof("X-Original-Content-Length"), (void *) &h, sizeof(zval *), (void *) &h_cl);
275 }
276
277 if ((h = php_http_message_header(*message, ZEND_STRL("Content-Range"), 1))) {
278 zend_hash_find(&(*message)->hdrs, ZEND_STRS("Content-Range"), (void *) &h_cr);
279 if (h != *h_cr) {
280 zend_hash_update(&(*message)->hdrs, "Content-Range", sizeof("Content-Range"), &h, sizeof(zval *), (void *) &h_cr);
281 } else {
282 zval_ptr_dtor(&h);
283 }
284 }
285
286 /* so, if curl sees a 3xx code, a Location header and a Connection:close header
287 * it decides not to read the response body.
288 */
289 if ((flags & PHP_HTTP_MESSAGE_PARSER_EMPTY_REDIRECTS)
290 && (*message)->type == PHP_HTTP_RESPONSE
291 && (*message)->http.info.response.code/100 == 3
292 && (h_loc = php_http_message_header(*message, ZEND_STRL("Location"), 1))
293 && (h_con = php_http_message_header(*message, ZEND_STRL("Connection"), 1))
294 ) {
295 if (php_http_match(Z_STRVAL_P(h_con), "close", PHP_HTTP_MATCH_WORD)) {
296 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
297 zval_ptr_dtor(&h_loc);
298 zval_ptr_dtor(&h_con);
299 break;
300 }
301 }
302 if (h_loc) {
303 zval_ptr_dtor(&h_loc);
304 }
305 if (h_con) {
306 zval_ptr_dtor(&h_con);
307 }
308
309 if ((h = php_http_message_header(*message, ZEND_STRL("Content-Encoding"), 1))) {
310 if (php_http_match(Z_STRVAL_P(h), "gzip", PHP_HTTP_MATCH_WORD)
311 || php_http_match(Z_STRVAL_P(h), "x-gzip", PHP_HTTP_MATCH_WORD)
312 || php_http_match(Z_STRVAL_P(h), "deflate", PHP_HTTP_MATCH_WORD)
313 ) {
314 if (parser->inflate) {
315 php_http_encoding_stream_reset(&parser->inflate);
316 } else {
317 parser->inflate = php_http_encoding_stream_init(NULL, php_http_encoding_stream_get_inflate_ops(), 0 TSRMLS_CC);
318 }
319 zend_hash_update(&(*message)->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), &h, sizeof(zval *), NULL);
320 zend_hash_del(&(*message)->hdrs, "Content-Encoding", sizeof("Content-Encoding"));
321 } else {
322 zval_ptr_dtor(&h);
323 }
324 }
325
326 if ((flags & PHP_HTTP_MESSAGE_PARSER_DUMB_BODIES)) {
327 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB);
328 } else {
329 if (h_te) {
330 if (strstr(Z_STRVAL_PP(h_te), "chunked")) {
331 parser->dechunk = php_http_encoding_stream_init(parser->dechunk, php_http_encoding_stream_get_dechunk_ops(), 0 TSRMLS_CC);
332 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED);
333 break;
334 }
335 }
336
337 if (h_cr) {
338 ulong total = 0, start = 0, end = 0;
339
340 if (!strncasecmp(Z_STRVAL_PP(h_cr), "bytes", lenof("bytes"))
341 && ( Z_STRVAL_PP(h_cr)[lenof("bytes")] == ':'
342 || Z_STRVAL_PP(h_cr)[lenof("bytes")] == ' '
343 || Z_STRVAL_PP(h_cr)[lenof("bytes")] == '='
344 )
345 ) {
346 char *total_at = NULL, *end_at = NULL;
347 char *start_at = Z_STRVAL_PP(h_cr) + sizeof("bytes");
348
349 start = strtoul(start_at, &end_at, 10);
350 if (end_at) {
351 end = strtoul(end_at + 1, &total_at, 10);
352 if (total_at && strncmp(total_at + 1, "*", 1)) {
353 total = strtoul(total_at + 1, NULL, 10);
354 }
355
356 if (end >= start && (!total || end <= total)) {
357 parser->body_length = end + 1 - start;
358 php_http_message_parser_state_push(parser, 1, !parser->body_length?PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH);
359 break;
360 }
361 }
362 }
363 }
364
365 if (h_cl) {
366 char *stop;
367
368 if (Z_TYPE_PP(h_cl) == IS_STRING) {
369 parser->body_length = strtoul(Z_STRVAL_PP(h_cl), &stop, 10);
370
371 if (stop != Z_STRVAL_PP(h_cl)) {
372 php_http_message_parser_state_push(parser, 1, !parser->body_length?PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH);
373 break;
374 }
375 } else if (Z_TYPE_PP(h_cl) == IS_LONG) {
376 parser->body_length = Z_LVAL_PP(h_cl);
377 php_http_message_parser_state_push(parser, 1, !parser->body_length?PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH);
378 break;
379 }
380 }
381
382 if ((*message)->type == PHP_HTTP_REQUEST) {
383 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
384 } else {
385 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB);
386 }
387 }
388 break;
389 }
390
391 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY:
392 {
393 if (len) {
394 /* FIXME: what if we re-use the parser? */
395 if (parser->inflate) {
396 char *dec_str = NULL;
397 size_t dec_len;
398
399 if (SUCCESS != php_http_encoding_stream_update(parser->inflate, str, len, &dec_str, &dec_len)) {
400 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
401 }
402
403 if (str != buffer->data) {
404 PTR_FREE(str);
405 }
406 str = dec_str;
407 len = dec_len;
408 }
409
410 php_stream_write(php_http_message_body_stream((*message)->body), str, len);
411
412 }
413
414 if (cut) {
415 php_http_buffer_cut(buffer, 0, cut);
416 }
417
418 if (str != buffer->data) {
419 PTR_FREE(str);
420 }
421
422 str = NULL;
423 len = 0;
424 cut = 0;
425 break;
426 }
427
428 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB:
429 {
430 str = buffer->data;
431 len = buffer->used;
432 cut = len;
433
434 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
435 break;
436 }
437
438 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH:
439 {
440 len = MIN(parser->body_length, buffer->used);
441 str = buffer->data;
442 cut = len;
443
444 parser->body_length -= len;
445
446 php_http_message_parser_state_push(parser, 2, !parser->body_length?PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
447 break;
448 }
449
450 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED:
451 {
452 /*
453 * - pass available data through the dechunk stream
454 * - pass decoded data along
455 * - if stream zeroed:
456 * Y: - cut processed string out of buffer, but leave length of unprocessed dechunk stream data untouched
457 * - body done
458 * N: - parse ahaed
459 */
460 char *dec_str = NULL;
461 size_t dec_len;
462
463 if (SUCCESS != php_http_encoding_stream_update(parser->dechunk, buffer->data, buffer->used, &dec_str, &dec_len)) {
464 return PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE;
465 }
466
467 str = dec_str;
468 len = dec_len;
469
470 if (php_http_encoding_stream_done(parser->dechunk)) {
471 cut = buffer->used - PHP_HTTP_BUFFER(parser->dechunk->ctx)->used;
472 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
473 } else {
474 cut = buffer->used;
475 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
476 }
477 break;
478 }
479
480 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:
481 {
482 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
483
484 if (parser->dechunk && parser->dechunk->ctx) {
485 char *dec_str = NULL;
486 size_t dec_len;
487
488 if (SUCCESS != php_http_encoding_stream_finish(parser->dechunk, &dec_str, &dec_len)) {
489 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
490 }
491 php_http_encoding_stream_dtor(parser->dechunk);
492
493 if (dec_str && dec_len) {
494 str = dec_str;
495 len = dec_len;
496 cut = 0;
497 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
498 }
499 }
500
501 break;
502 }
503
504 case PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL:
505 {
506 zval *zcl;
507 MAKE_STD_ZVAL(zcl);
508 ZVAL_LONG(zcl, php_http_message_body_size((*message)->body));
509 zend_hash_update(&(*message)->hdrs, "Content-Length", sizeof("Content-Length"), &zcl, sizeof(zval *), NULL);
510 break;
511 }
512
513 case PHP_HTTP_MESSAGE_PARSER_STATE_DONE:
514 {
515 char *ptr = buffer->data;
516
517 while (ptr - buffer->data < buffer->used && PHP_HTTP_IS_CTYPE(space, *ptr)) {
518 ++ptr;
519 }
520
521 php_http_buffer_cut(buffer, 0, ptr - buffer->data);
522
523 if (!(flags & PHP_HTTP_MESSAGE_PARSER_GREEDY)) {
524 return PHP_HTTP_MESSAGE_PARSER_STATE_DONE;
525 }
526 break;
527 }
528 }
529 }
530
531 return php_http_message_parser_state_is(parser);
532 }
533
534 zend_class_entry *php_http_message_parser_class_entry;
535 static zend_object_handlers php_http_message_parser_object_handlers;
536
537 zend_object_value php_http_message_parser_object_new(zend_class_entry *ce TSRMLS_DC)
538 {
539 return php_http_message_parser_object_new_ex(ce, NULL, NULL TSRMLS_CC);
540 }
541
542 zend_object_value php_http_message_parser_object_new_ex(zend_class_entry *ce, php_http_message_parser_t *parser, php_http_message_parser_object_t **ptr TSRMLS_DC)
543 {
544 php_http_message_parser_object_t *o;
545
546 o = ecalloc(1, sizeof(php_http_message_parser_object_t));
547 zend_object_std_init((zend_object *) o, ce TSRMLS_CC);
548 object_properties_init((zend_object *) o, ce);
549
550 if (ptr) {
551 *ptr = o;
552 }
553
554 if (parser) {
555 o->parser = parser;
556 } else {
557 o->parser = php_http_message_parser_init(NULL TSRMLS_CC);
558 }
559 o->buffer = php_http_buffer_new();
560
561 o->zv.handle = zend_objects_store_put((zend_object *) o, NULL, php_http_message_parser_object_free, NULL TSRMLS_CC);
562 o->zv.handlers = &php_http_message_parser_object_handlers;
563
564 return o->zv;
565 }
566
567 void php_http_message_parser_object_free(void *object TSRMLS_DC)
568 {
569 php_http_message_parser_object_t *o = (php_http_message_parser_object_t *) object;
570
571 if (o->parser) {
572 php_http_message_parser_free(&o->parser);
573 }
574 if (o->buffer) {
575 php_http_buffer_free(&o->buffer);
576 }
577 zend_object_std_dtor((zend_object *) o TSRMLS_CC);
578 efree(o);
579 }
580
581 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_getState, 0, 0, 0)
582 ZEND_END_ARG_INFO();
583 static PHP_METHOD(HttpMessageParser, getState)
584 {
585 php_http_message_parser_object_t *parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
586
587 zend_parse_parameters_none();
588 /* always return the real state */
589 RETVAL_LONG(php_http_message_parser_state_is(parser_obj->parser));
590 }
591
592 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_parse, 0, 0, 3)
593 ZEND_ARG_INFO(0, data)
594 ZEND_ARG_INFO(0, flags)
595 ZEND_ARG_INFO(1, message)
596 ZEND_END_ARG_INFO();
597 static PHP_METHOD(HttpMessageParser, parse)
598 {
599 php_http_message_parser_object_t *parser_obj;
600 zval *zmsg;
601 char *data_str;
602 int data_len;
603 long flags;
604
605 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "slz", &data_str, &data_len, &flags, &zmsg), invalid_arg, return);
606
607 parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
608 php_http_buffer_append(parser_obj->buffer, data_str, data_len);
609 RETVAL_LONG(php_http_message_parser_parse(parser_obj->parser, parser_obj->buffer, flags, &parser_obj->parser->message));
610
611 zval_dtor(zmsg);
612 if (parser_obj->parser->message) {
613 ZVAL_OBJVAL(zmsg, php_http_message_object_new_ex(php_http_message_class_entry, php_http_message_copy(parser_obj->parser->message, NULL), NULL TSRMLS_CC), 0);
614 }
615 }
616
617 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_stream, 0, 0, 3)
618 ZEND_ARG_INFO(0, stream)
619 ZEND_ARG_INFO(0, flags)
620 ZEND_ARG_INFO(1, message)
621 ZEND_END_ARG_INFO();
622 static PHP_METHOD(HttpMessageParser, stream)
623 {
624 php_http_message_parser_object_t *parser_obj;
625 zend_error_handling zeh;
626 zval *zmsg, *zstream;
627 php_stream *s;
628 long flags;
629
630 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rlz", &zstream, &flags, &zmsg), invalid_arg, return);
631
632 zend_replace_error_handling(EH_THROW, php_http_exception_unexpected_val_class_entry, &zeh TSRMLS_CC);
633 php_stream_from_zval(s, &zstream);
634 zend_restore_error_handling(&zeh TSRMLS_CC);
635
636 parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
637 RETVAL_LONG(php_http_message_parser_parse_stream(parser_obj->parser, parser_obj->buffer, s, flags, &parser_obj->parser->message));
638
639 zval_dtor(zmsg);
640 if (parser_obj->parser->message) {
641 ZVAL_OBJVAL(zmsg, php_http_message_object_new_ex(php_http_message_class_entry, php_http_message_copy(parser_obj->parser->message, NULL), NULL TSRMLS_CC), 0);
642 }
643 }
644
645 static zend_function_entry php_http_message_parser_methods[] = {
646 PHP_ME(HttpMessageParser, getState, ai_HttpMessageParser_getState, ZEND_ACC_PUBLIC)
647 PHP_ME(HttpMessageParser, parse, ai_HttpMessageParser_parse, ZEND_ACC_PUBLIC)
648 PHP_ME(HttpMessageParser, stream, ai_HttpMessageParser_stream, ZEND_ACC_PUBLIC)
649 {NULL, NULL, NULL}
650 };
651
652 PHP_MINIT_FUNCTION(http_message_parser)
653 {
654 zend_class_entry ce;
655
656 INIT_NS_CLASS_ENTRY(ce, "http\\Message", "Parser", php_http_message_parser_methods);
657 php_http_message_parser_class_entry = zend_register_internal_class(&ce TSRMLS_CC);
658 memcpy(&php_http_message_parser_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
659 php_http_message_parser_class_entry->create_object = php_http_message_parser_object_new;
660 php_http_message_parser_object_handlers.clone_obj = NULL;
661
662 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("CLEANUP"), PHP_HTTP_MESSAGE_PARSER_CLEANUP TSRMLS_CC);
663 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("DUMB_BODIES"), PHP_HTTP_MESSAGE_PARSER_DUMB_BODIES TSRMLS_CC);
664 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("EMPTY_REDIRECTS"), PHP_HTTP_MESSAGE_PARSER_EMPTY_REDIRECTS TSRMLS_CC);
665 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("GREEDY"), PHP_HTTP_MESSAGE_PARSER_GREEDY TSRMLS_CC);
666
667 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_FAILURE"), PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE TSRMLS_CC);
668 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_START"), PHP_HTTP_MESSAGE_PARSER_STATE_START TSRMLS_CC);
669 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_HEADER"), PHP_HTTP_MESSAGE_PARSER_STATE_HEADER TSRMLS_CC);
670 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_HEADER_DONE"), PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE TSRMLS_CC);
671 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY TSRMLS_CC);
672 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY_DUMB"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB TSRMLS_CC);
673 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY_LENGTH"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH TSRMLS_CC);
674 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY_CHUNKED"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED TSRMLS_CC);
675 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY_DONE"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE TSRMLS_CC);
676 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_UPDATE_CL"), PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL TSRMLS_CC);
677 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_DONE"), PHP_HTTP_MESSAGE_PARSER_STATE_DONE TSRMLS_CC);
678
679 return SUCCESS;
680 }
681
682 /*
683 * Local variables:
684 * tab-width: 4
685 * c-basic-offset: 4
686 * End:
687 * vim600: noet sw=4 ts=4 fdm=marker
688 * vim<600: noet sw=4 ts=4
689 */
690
Extended HTTP Support