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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, 1},
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 {
185 return state;
186 }
187 }
188
189 return PHP_HTTP_MESSAGE_PARSER_STATE_DONE;
190 }
191
192
193 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)
194 {
195 char *str = NULL;
196 size_t len = 0;
197 size_t cut = 0;
198 TSRMLS_FETCH_FROM_CTX(parser->ts);
199
200 while (buffer->used || !php_http_message_parser_states[php_http_message_parser_state_is(parser)].need_data) {
201 #if DBG_PARSER
202 fprintf(stderr, "#MP: %s (f: %u, t:%d, l:%zu)\n",
203 php_http_message_parser_state_name(php_http_message_parser_state_is(parser)),
204 flags,
205 message && *message ? (*message)->type : -1,
206 buffer->used
207 );
208 _dpf(0, buffer->data, buffer->used);
209 #endif
210
211 switch (php_http_message_parser_state_pop(parser))
212 {
213 case PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE:
214 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
215
216 case PHP_HTTP_MESSAGE_PARSER_STATE_START:
217 {
218 char *ptr = buffer->data;
219
220 while (ptr - buffer->data < buffer->used && PHP_HTTP_IS_CTYPE(space, *ptr)) {
221 ++ptr;
222 }
223
224 php_http_buffer_cut(buffer, 0, ptr - buffer->data);
225
226 if (buffer->used) {
227 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER);
228 }
229 break;
230 }
231
232 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER:
233 {
234 unsigned header_parser_flags = (flags & PHP_HTTP_MESSAGE_PARSER_CLEANUP) ? PHP_HTTP_HEADER_PARSER_CLEANUP : 0;
235
236 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)) {
237 case PHP_HTTP_HEADER_PARSER_STATE_FAILURE:
238 return PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE;
239
240 case PHP_HTTP_HEADER_PARSER_STATE_DONE:
241 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE);
242 break;
243
244 default:
245 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_HEADER);
246 if (buffer->used) {
247 return PHP_HTTP_MESSAGE_PARSER_STATE_HEADER;
248 }
249 }
250 break;
251 }
252
253 case PHP_HTTP_MESSAGE_PARSER_STATE_HEADER_DONE:
254 {
255 zval *h, *h_loc = NULL, *h_con = NULL, **h_cl = NULL, **h_cr = NULL, **h_te = NULL;
256
257 /* Content-Range has higher precedence than Content-Length,
258 * and content-length denotes the original length of the entity,
259 * so let's *NOT* remove CR/CL, because that would fundamentally
260 * change the meaning of the whole message
261 */
262 if ((h = php_http_message_header(*message, ZEND_STRL("Transfer-Encoding"), 1))) {
263 zend_hash_update(&(*message)->hdrs, "X-Original-Transfer-Encoding", sizeof("X-Original-Transfer-Encoding"), (void *) &h, sizeof(zval *), (void *) &h_te);
264 zend_hash_del(&(*message)->hdrs, "Transfer-Encoding", sizeof("Transfer-Encoding"));
265
266 /* reset */
267 MAKE_STD_ZVAL(h);
268 ZVAL_LONG(h, 0);
269 zend_hash_update(&(*message)->hdrs, "Content-Length", sizeof("Content-Length"), (void *) &h, sizeof(zval *), NULL);
270 } else if ((h = php_http_message_header(*message, ZEND_STRL("Content-Length"), 1))) {
271 zend_hash_update(&(*message)->hdrs, "X-Original-Content-Length", sizeof("X-Original-Content-Length"), (void *) &h, sizeof(zval *), (void *) &h_cl);
272 }
273
274 if ((h = php_http_message_header(*message, ZEND_STRL("Content-Range"), 1))) {
275 zend_hash_find(&(*message)->hdrs, ZEND_STRS("Content-Range"), (void *) &h_cr);
276 if (h != *h_cr) {
277 zend_hash_update(&(*message)->hdrs, "Content-Range", sizeof("Content-Range"), &h, sizeof(zval *), (void *) &h_cr);
278 } else {
279 zval_ptr_dtor(&h);
280 }
281 }
282
283 /* so, if curl sees a 3xx code, a Location header and a Connection:close header
284 * it decides not to read the response body.
285 */
286 if ((flags & PHP_HTTP_MESSAGE_PARSER_EMPTY_REDIRECTS)
287 && (*message)->type == PHP_HTTP_RESPONSE
288 && (*message)->http.info.response.code/100 == 3
289 && (h_loc = php_http_message_header(*message, ZEND_STRL("Location"), 1))
290 && (h_con = php_http_message_header(*message, ZEND_STRL("Connection"), 1))
291 ) {
292 if (php_http_match(Z_STRVAL_P(h_con), "close", PHP_HTTP_MATCH_WORD)) {
293 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
294 zval_ptr_dtor(&h_loc);
295 zval_ptr_dtor(&h_con);
296 break;
297 }
298 }
299 if (h_loc) {
300 zval_ptr_dtor(&h_loc);
301 }
302 if (h_con) {
303 zval_ptr_dtor(&h_con);
304 }
305
306 if ((h = php_http_message_header(*message, ZEND_STRL("Content-Encoding"), 1))) {
307 if (php_http_match(Z_STRVAL_P(h), "gzip", PHP_HTTP_MATCH_WORD)
308 || php_http_match(Z_STRVAL_P(h), "x-gzip", PHP_HTTP_MATCH_WORD)
309 || php_http_match(Z_STRVAL_P(h), "deflate", PHP_HTTP_MATCH_WORD)
310 ) {
311 if (parser->inflate) {
312 php_http_encoding_stream_reset(&parser->inflate);
313 } else {
314 parser->inflate = php_http_encoding_stream_init(NULL, php_http_encoding_stream_get_inflate_ops(), 0 TSRMLS_CC);
315 }
316 zend_hash_update(&(*message)->hdrs, "X-Original-Content-Encoding", sizeof("X-Original-Content-Encoding"), &h, sizeof(zval *), NULL);
317 zend_hash_del(&(*message)->hdrs, "Content-Encoding", sizeof("Content-Encoding"));
318 } else {
319 zval_ptr_dtor(&h);
320 }
321 }
322
323 if ((flags & PHP_HTTP_MESSAGE_PARSER_DUMB_BODIES)) {
324 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB);
325 } else {
326 if (h_te) {
327 if (strstr(Z_STRVAL_PP(h_te), "chunked")) {
328 parser->dechunk = php_http_encoding_stream_init(parser->dechunk, php_http_encoding_stream_get_dechunk_ops(), 0 TSRMLS_CC);
329 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED);
330 break;
331 }
332 }
333
334 if (h_cr) {
335 ulong total = 0, start = 0, end = 0;
336
337 if (!strncasecmp(Z_STRVAL_PP(h_cr), "bytes", lenof("bytes"))
338 && ( Z_STRVAL_PP(h_cr)[lenof("bytes")] == ':'
339 || Z_STRVAL_PP(h_cr)[lenof("bytes")] == ' '
340 || Z_STRVAL_PP(h_cr)[lenof("bytes")] == '='
341 )
342 ) {
343 char *total_at = NULL, *end_at = NULL;
344 char *start_at = Z_STRVAL_PP(h_cr) + sizeof("bytes");
345
346 start = strtoul(start_at, &end_at, 10);
347 if (end_at) {
348 end = strtoul(end_at + 1, &total_at, 10);
349 if (total_at && strncmp(total_at + 1, "*", 1)) {
350 total = strtoul(total_at + 1, NULL, 10);
351 }
352
353 if (end >= start && (!total || end <= total)) {
354 parser->body_length = end + 1 - start;
355 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);
356 break;
357 }
358 }
359 }
360 }
361
362 if (h_cl) {
363 char *stop;
364
365 if (Z_TYPE_PP(h_cl) == IS_STRING) {
366 parser->body_length = strtoul(Z_STRVAL_PP(h_cl), &stop, 10);
367
368 if (stop != Z_STRVAL_PP(h_cl)) {
369 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);
370 break;
371 }
372 } else if (Z_TYPE_PP(h_cl) == IS_LONG) {
373 parser->body_length = Z_LVAL_PP(h_cl);
374 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);
375 break;
376 }
377 }
378
379 if ((*message)->type == PHP_HTTP_REQUEST) {
380 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
381 } else {
382 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB);
383 }
384 }
385 break;
386 }
387
388 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY:
389 {
390 if (len) {
391 /* FIXME: what if we re-use the parser? */
392 if (parser->inflate) {
393 char *dec_str = NULL;
394 size_t dec_len;
395
396 if (SUCCESS != php_http_encoding_stream_update(parser->inflate, str, len, &dec_str, &dec_len)) {
397 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
398 }
399
400 if (str != buffer->data) {
401 PTR_FREE(str);
402 }
403 str = dec_str;
404 len = dec_len;
405 }
406
407 php_stream_write(php_http_message_body_stream((*message)->body), str, len);
408
409 }
410
411 if (cut) {
412 php_http_buffer_cut(buffer, 0, cut);
413 }
414
415 if (str != buffer->data) {
416 PTR_FREE(str);
417 }
418
419 str = NULL;
420 len = 0;
421 cut = 0;
422 break;
423 }
424
425 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DUMB:
426 {
427 str = buffer->data;
428 len = buffer->used;
429 cut = len;
430
431 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
432 break;
433 }
434
435 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_LENGTH:
436 {
437 len = MIN(parser->body_length, buffer->used);
438 str = buffer->data;
439 cut = len;
440
441 parser->body_length -= len;
442
443 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);
444 break;
445 }
446
447 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED:
448 {
449 /*
450 * - pass available data through the dechunk stream
451 * - pass decoded data along
452 * - if stream zeroed:
453 * Y: - cut processed string out of buffer, but leave length of unprocessed dechunk stream data untouched
454 * - body done
455 * N: - parse ahaed
456 */
457 char *dec_str = NULL;
458 size_t dec_len;
459
460 if (SUCCESS != php_http_encoding_stream_update(parser->dechunk, buffer->data, buffer->used, &dec_str, &dec_len)) {
461 return PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE;
462 }
463
464 str = dec_str;
465 len = dec_len;
466
467 if (php_http_encoding_stream_done(parser->dechunk)) {
468 cut = buffer->used - PHP_HTTP_BUFFER(parser->dechunk->ctx)->used;
469 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
470 } else {
471 cut = buffer->used;
472 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_BODY_CHUNKED, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
473 }
474 break;
475 }
476
477 case PHP_HTTP_MESSAGE_PARSER_STATE_BODY_DONE:
478 {
479 php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_DONE);
480
481 if (parser->dechunk && parser->dechunk->ctx) {
482 char *dec_str = NULL;
483 size_t dec_len;
484
485 if (SUCCESS != php_http_encoding_stream_finish(parser->dechunk, &dec_str, &dec_len)) {
486 return php_http_message_parser_state_push(parser, 1, PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE);
487 }
488 php_http_encoding_stream_dtor(parser->dechunk);
489
490 if (dec_str && dec_len) {
491 str = dec_str;
492 len = dec_len;
493 cut = 0;
494 php_http_message_parser_state_push(parser, 2, PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL, PHP_HTTP_MESSAGE_PARSER_STATE_BODY);
495 }
496 }
497
498 break;
499 }
500
501 case PHP_HTTP_MESSAGE_PARSER_STATE_UPDATE_CL:
502 {
503 zval *zcl;
504 MAKE_STD_ZVAL(zcl);
505 ZVAL_LONG(zcl, php_http_message_body_size((*message)->body));
506 zend_hash_update(&(*message)->hdrs, "Content-Length", sizeof("Content-Length"), &zcl, sizeof(zval *), NULL);
507 break;
508 }
509
510 case PHP_HTTP_MESSAGE_PARSER_STATE_DONE:
511 {
512 char *ptr = buffer->data;
513
514 while (ptr - buffer->data < buffer->used && PHP_HTTP_IS_CTYPE(space, *ptr)) {
515 ++ptr;
516 }
517
518 php_http_buffer_cut(buffer, 0, ptr - buffer->data);
519
520 if (!(flags & PHP_HTTP_MESSAGE_PARSER_GREEDY)) {
521 return PHP_HTTP_MESSAGE_PARSER_STATE_DONE;
522 }
523 break;
524 }
525 }
526 }
527
528 return php_http_message_parser_state_is(parser);
529 }
530
531 zend_class_entry *php_http_message_parser_class_entry;
532 static zend_object_handlers php_http_message_parser_object_handlers;
533
534 zend_object_value php_http_message_parser_object_new(zend_class_entry *ce TSRMLS_DC)
535 {
536 return php_http_message_parser_object_new_ex(ce, NULL, NULL TSRMLS_CC);
537 }
538
539 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)
540 {
541 php_http_message_parser_object_t *o;
542
543 o = ecalloc(1, sizeof(php_http_message_parser_object_t));
544 zend_object_std_init((zend_object *) o, ce TSRMLS_CC);
545 object_properties_init((zend_object *) o, ce);
546
547 if (ptr) {
548 *ptr = o;
549 }
550
551 if (parser) {
552 o->parser = parser;
553 } else {
554 o->parser = php_http_message_parser_init(NULL TSRMLS_CC);
555 }
556 o->buffer = php_http_buffer_new();
557
558 o->zv.handle = zend_objects_store_put((zend_object *) o, NULL, php_http_message_parser_object_free, NULL TSRMLS_CC);
559 o->zv.handlers = &php_http_message_parser_object_handlers;
560
561 return o->zv;
562 }
563
564 void php_http_message_parser_object_free(void *object TSRMLS_DC)
565 {
566 php_http_message_parser_object_t *o = (php_http_message_parser_object_t *) object;
567
568 if (o->parser) {
569 php_http_message_parser_free(&o->parser);
570 }
571 if (o->buffer) {
572 php_http_buffer_free(&o->buffer);
573 }
574 zend_object_std_dtor((zend_object *) o TSRMLS_CC);
575 efree(o);
576 }
577
578 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_getState, 0, 0, 0)
579 ZEND_END_ARG_INFO();
580 static PHP_METHOD(HttpMessageParser, getState)
581 {
582 php_http_message_parser_object_t *parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
583
584 zend_parse_parameters_none();
585 /* always return the real state */
586 RETVAL_LONG(php_http_message_parser_state_is(parser_obj->parser));
587 }
588
589 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_parse, 0, 0, 3)
590 ZEND_ARG_INFO(0, data)
591 ZEND_ARG_INFO(0, flags)
592 ZEND_ARG_INFO(1, message)
593 ZEND_END_ARG_INFO();
594 static PHP_METHOD(HttpMessageParser, parse)
595 {
596 php_http_message_parser_object_t *parser_obj;
597 zval *zmsg;
598 char *data_str;
599 int data_len;
600 long flags;
601
602 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "slz", &data_str, &data_len, &flags, &zmsg), invalid_arg, return);
603
604 parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
605 php_http_buffer_append(parser_obj->buffer, data_str, data_len);
606 RETVAL_LONG(php_http_message_parser_parse(parser_obj->parser, parser_obj->buffer, flags, &parser_obj->parser->message));
607
608 zval_dtor(zmsg);
609 if (parser_obj->parser->message) {
610 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);
611 }
612 }
613
614 ZEND_BEGIN_ARG_INFO_EX(ai_HttpMessageParser_stream, 0, 0, 3)
615 ZEND_ARG_INFO(0, stream)
616 ZEND_ARG_INFO(0, flags)
617 ZEND_ARG_INFO(1, message)
618 ZEND_END_ARG_INFO();
619 static PHP_METHOD(HttpMessageParser, stream)
620 {
621 php_http_message_parser_object_t *parser_obj;
622 zend_error_handling zeh;
623 zval *zmsg, *zstream;
624 php_stream *s;
625 long flags;
626
627 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rlz", &zstream, &flags, &zmsg), invalid_arg, return);
628
629 zend_replace_error_handling(EH_THROW, php_http_exception_unexpected_val_class_entry, &zeh TSRMLS_CC);
630 php_stream_from_zval(s, &zstream);
631 zend_restore_error_handling(&zeh TSRMLS_CC);
632
633 parser_obj = zend_object_store_get_object(getThis() TSRMLS_CC);
634 RETVAL_LONG(php_http_message_parser_parse_stream(parser_obj->parser, parser_obj->buffer, s, flags, &parser_obj->parser->message));
635
636 zval_dtor(zmsg);
637 if (parser_obj->parser->message) {
638 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);
639 }
640 }
641
642 static zend_function_entry php_http_message_parser_methods[] = {
643 PHP_ME(HttpMessageParser, getState, ai_HttpMessageParser_getState, ZEND_ACC_PUBLIC)
644 PHP_ME(HttpMessageParser, parse, ai_HttpMessageParser_parse, ZEND_ACC_PUBLIC)
645 PHP_ME(HttpMessageParser, stream, ai_HttpMessageParser_stream, ZEND_ACC_PUBLIC)
646 {NULL, NULL, NULL}
647 };
648
649 PHP_MINIT_FUNCTION(http_message_parser)
650 {
651 zend_class_entry ce;
652
653 INIT_NS_CLASS_ENTRY(ce, "http\\Message", "Parser", php_http_message_parser_methods);
654 php_http_message_parser_class_entry = zend_register_internal_class(&ce TSRMLS_CC);
655 memcpy(&php_http_message_parser_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
656 php_http_message_parser_class_entry->create_object = php_http_message_parser_object_new;
657 php_http_message_parser_object_handlers.clone_obj = NULL;
658
659 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("CLEANUP"), PHP_HTTP_MESSAGE_PARSER_CLEANUP TSRMLS_CC);
660 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("DUMB_BODIES"), PHP_HTTP_MESSAGE_PARSER_DUMB_BODIES TSRMLS_CC);
661 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("EMPTY_REDIRECTS"), PHP_HTTP_MESSAGE_PARSER_EMPTY_REDIRECTS TSRMLS_CC);
662 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("GREEDY"), PHP_HTTP_MESSAGE_PARSER_GREEDY TSRMLS_CC);
663
664 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_FAILURE"), PHP_HTTP_MESSAGE_PARSER_STATE_FAILURE TSRMLS_CC);
665 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_START"), PHP_HTTP_MESSAGE_PARSER_STATE_START TSRMLS_CC);
666 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_HEADER"), PHP_HTTP_MESSAGE_PARSER_STATE_HEADER TSRMLS_CC);
667 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);
668 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_BODY"), PHP_HTTP_MESSAGE_PARSER_STATE_BODY TSRMLS_CC);
669 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);
670 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);
671 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);
672 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);
673 zend_declare_class_constant_long(php_http_message_parser_class_entry, ZEND_STRL("STATE_DONE"), PHP_HTTP_MESSAGE_PARSER_STATE_DONE TSRMLS_CC);
674
675 return SUCCESS;
676 }
677
678 /*
679 * Local variables:
680 * tab-width: 4
681 * c-basic-offset: 4
682 * End:
683 * vim600: noet sw=4 ts=4 fdm=marker
684 * vim<600: noet sw=4 ts=4
685 */
686
Extended HTTP Support