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[m6w6/ext-http] / php_http_url.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 #ifdef PHP_HTTP_HAVE_IDN
16 # include <idna.h>
17 #endif
18
19 #ifdef PHP_HTTP_HAVE_WCHAR
20 # include <wchar.h>
21 # include <wctype.h>
22 #endif
23
24 #ifdef HAVE_ARPA_INET_H
25 # include <arpa/inet.h>
26 #endif
27
28 #include "php_http_utf8.h"
29
30 static inline char *localhostname(void)
31 {
32 char hostname[1024] = {0};
33
34 #ifdef PHP_WIN32
35 if (SUCCESS == gethostname(hostname, lenof(hostname))) {
36 return estrdup(hostname);
37 }
38 #elif defined(HAVE_GETHOSTNAME)
39 if (SUCCESS == gethostname(hostname, lenof(hostname))) {
40 # if defined(HAVE_GETDOMAINNAME)
41 size_t hlen = strlen(hostname);
42 if (hlen <= lenof(hostname) - lenof("(none)")) {
43 hostname[hlen++] = '.';
44 if (SUCCESS == getdomainname(&hostname[hlen], lenof(hostname) - hlen)) {
45 if (!strcmp(&hostname[hlen], "(none)")) {
46 hostname[hlen - 1] = '\0';
47 }
48 return estrdup(hostname);
49 }
50 }
51 # endif
52 if (strcmp(hostname, "(none)")) {
53 return estrdup(hostname);
54 }
55 }
56 #endif
57 return estrndup("localhost", lenof("localhost"));
58 }
59
60 #define url(buf) ((php_http_url_t *) buf.data)
61
62 static php_http_url_t *php_http_url_from_env(TSRMLS_D)
63 {
64 zval *https, *zhost, *zport;
65 long port;
66 php_http_buffer_t buf;
67
68 php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
69 php_http_buffer_account(&buf, sizeof(php_http_url_t));
70 memset(buf.data, 0, buf.used);
71
72 /* scheme */
73 url(buf)->scheme = &buf.data[buf.used];
74 https = php_http_env_get_server_var(ZEND_STRL("HTTPS"), 1 TSRMLS_CC);
75 if (https && !strcasecmp(Z_STRVAL_P(https), "ON")) {
76 php_http_buffer_append(&buf, "https", sizeof("https"));
77 } else {
78 php_http_buffer_append(&buf, "http", sizeof("http"));
79 }
80
81 /* host */
82 url(buf)->host = &buf.data[buf.used];
83 if ((((zhost = php_http_env_get_server_var(ZEND_STRL("HTTP_HOST"), 1 TSRMLS_CC)) ||
84 (zhost = php_http_env_get_server_var(ZEND_STRL("SERVER_NAME"), 1 TSRMLS_CC)) ||
85 (zhost = php_http_env_get_server_var(ZEND_STRL("SERVER_ADDR"), 1 TSRMLS_CC)))) && Z_STRLEN_P(zhost)) {
86 size_t stop_at = strspn(Z_STRVAL_P(zhost), "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-.");
87
88 php_http_buffer_append(&buf, Z_STRVAL_P(zhost), stop_at);
89 php_http_buffer_append(&buf, "", 1);
90 } else {
91 char *host_str = localhostname();
92
93 php_http_buffer_append(&buf, host_str, strlen(host_str) + 1);
94 efree(host_str);
95 }
96
97 /* port */
98 zport = php_http_env_get_server_var(ZEND_STRL("SERVER_PORT"), 1 TSRMLS_CC);
99 if (zport && IS_LONG == is_numeric_string(Z_STRVAL_P(zport), Z_STRLEN_P(zport), &port, NULL, 0)) {
100 url(buf)->port = port;
101 }
102
103 /* path */
104 if (SG(request_info).request_uri && SG(request_info).request_uri[0]) {
105 const char *q = strchr(SG(request_info).request_uri, '?');
106
107 url(buf)->path = &buf.data[buf.used];
108
109 if (q) {
110 php_http_buffer_append(&buf, SG(request_info).request_uri, q - SG(request_info).request_uri);
111 php_http_buffer_append(&buf, "", 1);
112 } else {
113 php_http_buffer_append(&buf, SG(request_info).request_uri, strlen(SG(request_info).request_uri) + 1);
114 }
115 }
116
117 /* query */
118 if (SG(request_info).query_string && SG(request_info).query_string[0]) {
119 url(buf)->query = &buf.data[buf.used];
120 php_http_buffer_append(&buf, SG(request_info).query_string, strlen(SG(request_info).query_string) + 1);
121 }
122
123 return url(buf);
124 }
125
126 void php_http_url(int flags, const php_url *old_url, const php_url *new_url, php_url **url_ptr, char **url_str, size_t *url_len TSRMLS_DC)
127 {
128 php_http_url_t *url = php_http_url_mod((const php_http_url_t *) old_url, (const php_http_url_t *) new_url, flags TSRMLS_CC);
129
130 if (url_ptr) {
131 *url_ptr = php_http_url_to_php_url(url);
132 }
133 if (url_str) {
134 php_http_url_to_string(url, url_str, url_len, 0);
135 }
136
137 php_http_url_free(&url);
138 }
139
140 #define url_isset(u,n) \
141 ((u)&&(u)->n)
142 #define url_copy(n) do { \
143 if (url_isset(new_url, n)) { \
144 url(buf)->n = &buf.data[buf.used]; \
145 php_http_buffer_append(&buf, new_url->n, strlen(new_url->n) + 1); \
146 } else if (url_isset(old_url, n)) { \
147 url(buf)->n = &buf.data[buf.used]; \
148 php_http_buffer_append(&buf, old_url->n, strlen(old_url->n) + 1); \
149 } \
150 } while (0)
151
152 php_http_url_t *php_http_url_mod(const php_http_url_t *old_url, const php_http_url_t *new_url, unsigned flags TSRMLS_DC)
153 {
154 php_http_url_t *tmp_url = NULL;
155 php_http_buffer_t buf;
156
157 php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
158 php_http_buffer_account(&buf, sizeof(php_http_url_t));
159 memset(buf.data, 0, buf.used);
160
161 /* set from env if requested */
162 if (flags & PHP_HTTP_URL_FROM_ENV) {
163 php_http_url_t *env_url = php_http_url_from_env(TSRMLS_C);
164
165 old_url = tmp_url = php_http_url_mod(env_url, old_url, flags ^ PHP_HTTP_URL_FROM_ENV TSRMLS_CC);
166 php_http_url_free(&env_url);
167 }
168
169 url_copy(scheme);
170
171 if (!(flags & PHP_HTTP_URL_STRIP_USER)) {
172 url_copy(user);
173 }
174
175 if (!(flags & PHP_HTTP_URL_STRIP_PASS)) {
176 url_copy(pass);
177 }
178
179 url_copy(host);
180
181 if (!(flags & PHP_HTTP_URL_STRIP_PORT)) {
182 url(buf)->port = url_isset(new_url, port) ? new_url->port : ((old_url) ? old_url->port : 0);
183 }
184
185 if (!(flags & PHP_HTTP_URL_STRIP_PATH)) {
186 if ((flags & PHP_HTTP_URL_JOIN_PATH) && url_isset(old_url, path) && url_isset(new_url, path) && *new_url->path != '/') {
187 size_t old_path_len = strlen(old_url->path), new_path_len = strlen(new_url->path);
188 char *path = ecalloc(1, old_path_len + new_path_len + 1 + 1);
189
190 strcat(path, old_url->path);
191 if (path[old_path_len - 1] != '/') {
192 php_dirname(path, old_path_len);
193 strcat(path, "/");
194 }
195 strcat(path, new_url->path);
196
197 url(buf)->path = &buf.data[buf.used];
198 if (path[0] != '/') {
199 php_http_buffer_append(&buf, "/", 1);
200 }
201 php_http_buffer_append(&buf, path, strlen(path) + 1);
202 efree(path);
203 } else {
204 const char *path = NULL;
205
206 if (url_isset(new_url, path)) {
207 path = new_url->path;
208 } else if (url_isset(old_url, path)) {
209 path = old_url->path;
210 }
211
212 if (path) {
213 url(buf)->path = &buf.data[buf.used];
214
215 php_http_buffer_append(&buf, path, strlen(path) + 1);
216 }
217
218
219 }
220 }
221
222 if (!(flags & PHP_HTTP_URL_STRIP_QUERY)) {
223 if ((flags & PHP_HTTP_URL_JOIN_QUERY) && url_isset(new_url, query) && url_isset(old_url, query)) {
224 zval qarr, qstr;
225
226 INIT_PZVAL(&qstr);
227 INIT_PZVAL(&qarr);
228 array_init(&qarr);
229
230 ZVAL_STRING(&qstr, old_url->query, 0);
231 php_http_querystring_update(&qarr, &qstr, NULL TSRMLS_CC);
232 ZVAL_STRING(&qstr, new_url->query, 0);
233 php_http_querystring_update(&qarr, &qstr, NULL TSRMLS_CC);
234
235 ZVAL_NULL(&qstr);
236 php_http_querystring_update(&qarr, NULL, &qstr TSRMLS_CC);
237
238 url(buf)->query = &buf.data[buf.used];
239 php_http_buffer_append(&buf, Z_STRVAL(qstr), Z_STRLEN(qstr) + 1);
240
241 zval_dtor(&qstr);
242 zval_dtor(&qarr);
243 } else {
244 url_copy(query);
245 }
246 }
247
248 if (!(flags & PHP_HTTP_URL_STRIP_FRAGMENT)) {
249 url_copy(fragment);
250 }
251
252 /* done with copy & combine & strip */
253
254 if (flags & PHP_HTTP_URL_FROM_ENV) {
255 /* free old_url we tainted above */
256 php_http_url_free(&tmp_url);
257 }
258
259 /* replace directory references if path is not a single slash */
260 if ((flags & PHP_HTTP_URL_SANITIZE_PATH)
261 && url(buf)->path[0] && url(buf)->path[1]) {
262 char *ptr, *end = url(buf)->path + strlen(url(buf)->path) + 1;
263
264 for (ptr = strchr(url(buf)->path, '/'); ptr; ptr = strchr(ptr, '/')) {
265 switch (ptr[1]) {
266 case '/':
267 memmove(&ptr[1], &ptr[2], end - &ptr[2]);
268 break;
269
270 case '.':
271 switch (ptr[2]) {
272 case '\0':
273 ptr[1] = '\0';
274 break;
275
276 case '/':
277 memmove(&ptr[1], &ptr[3], end - &ptr[3]);
278 break;
279
280 case '.':
281 if (ptr[3] == '/') {
282 char *pos = &ptr[4];
283 while (ptr != url(buf)->path) {
284 if (*--ptr == '/') {
285 break;
286 }
287 }
288 memmove(&ptr[1], pos, end - pos);
289 break;
290 } else if (!ptr[3]) {
291 /* .. at the end */
292 ptr[1] = '\0';
293 }
294 /* no break */
295
296 default:
297 /* something else */
298 ++ptr;
299 break;
300 }
301 break;
302
303 default:
304 ++ptr;
305 break;
306 }
307 }
308 }
309 /* unset default ports */
310 if (url(buf)->port) {
311 if ( ((url(buf)->port == 80) && !strcmp(url(buf)->scheme, "http"))
312 || ((url(buf)->port ==443) && !strcmp(url(buf)->scheme, "https"))
313 ) {
314 url(buf)->port = 0;
315 }
316 }
317
318 return url(buf);
319 }
320
321 char *php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *url_len, zend_bool persistent)
322 {
323 php_http_buffer_t buf;
324
325 php_http_buffer_init_ex(&buf, PHP_HTTP_BUFFER_DEFAULT_SIZE, persistent ?
326 PHP_HTTP_BUFFER_INIT_PERSISTENT : 0);
327
328 if (url->scheme && *url->scheme) {
329 php_http_buffer_appendl(&buf, url->scheme);
330 php_http_buffer_appends(&buf, "://");
331 } else if ((url->user && *url->user) || (url->host && *url->host)) {
332 php_http_buffer_appends(&buf, "//");
333 }
334
335 if (url->user && *url->user) {
336 php_http_buffer_appendl(&buf, url->user);
337 if (url->pass && *url->pass) {
338 php_http_buffer_appends(&buf, ":");
339 php_http_buffer_appendl(&buf, url->pass);
340 }
341 php_http_buffer_appends(&buf, "@");
342 }
343
344 if (url->host && *url->host) {
345 php_http_buffer_appendl(&buf, url->host);
346 if (url->port) {
347 php_http_buffer_appendf(&buf, ":%hu", url->port);
348 }
349 }
350
351 if (url->path && *url->path) {
352 if (*url->path != '/') {
353 php_http_buffer_appends(&buf, "/");
354 }
355 php_http_buffer_appendl(&buf, url->path);
356 } else if (buf.used) {
357 php_http_buffer_appends(&buf, "/");
358 }
359
360 if (url->query && *url->query) {
361 php_http_buffer_appends(&buf, "?");
362 php_http_buffer_appendl(&buf, url->query);
363 }
364
365 if (url->fragment && *url->fragment) {
366 php_http_buffer_appends(&buf, "#");
367 php_http_buffer_appendl(&buf, url->fragment);
368 }
369
370 php_http_buffer_shrink(&buf);
371 php_http_buffer_fix(&buf);
372
373 if (url_len) {
374 *url_len = buf.used;
375 }
376
377 if (url_str) {
378 *url_str = buf.data;
379 }
380
381 return buf.data;
382 }
383
384 php_http_url_t *php_http_url_from_zval(zval *value, unsigned flags TSRMLS_DC)
385 {
386 zval *zcpy;
387 php_http_url_t *purl;
388
389 switch (Z_TYPE_P(value)) {
390 case IS_ARRAY:
391 case IS_OBJECT:
392 purl = php_http_url_from_struct(HASH_OF(value));
393 break;
394
395 default:
396 zcpy = php_http_ztyp(IS_STRING, value);
397 purl = php_http_url_parse(Z_STRVAL_P(zcpy), Z_STRLEN_P(zcpy), flags TSRMLS_CC);
398 zval_ptr_dtor(&zcpy);
399 }
400
401 return purl;
402 }
403
404 php_http_url_t *php_http_url_from_struct(HashTable *ht)
405 {
406 zval **e;
407 php_http_buffer_t buf;
408
409 php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
410 php_http_buffer_account(&buf, sizeof(php_http_url_t));
411 memset(buf.data, 0, buf.used);
412
413 if (SUCCESS == zend_hash_find(ht, "scheme", sizeof("scheme"), (void *) &e)) {
414 zval *cpy = php_http_ztyp(IS_STRING, *e);
415 url(buf)->scheme = &buf.data[buf.used];
416 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
417 zval_ptr_dtor(&cpy);
418 }
419 if (SUCCESS == zend_hash_find(ht, "user", sizeof("user"), (void *) &e)) {
420 zval *cpy = php_http_ztyp(IS_STRING, *e);
421 url(buf)->user = &buf.data[buf.used];
422 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
423 zval_ptr_dtor(&cpy);
424 }
425 if (SUCCESS == zend_hash_find(ht, "pass", sizeof("pass"), (void *) &e)) {
426 zval *cpy = php_http_ztyp(IS_STRING, *e);
427 url(buf)->pass = &buf.data[buf.used];
428 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
429 zval_ptr_dtor(&cpy);
430 }
431 if (SUCCESS == zend_hash_find(ht, "host", sizeof("host"), (void *) &e)) {
432 zval *cpy = php_http_ztyp(IS_STRING, *e);
433 url(buf)->host = &buf.data[buf.used];
434 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
435 zval_ptr_dtor(&cpy);
436 }
437 if (SUCCESS == zend_hash_find(ht, "port", sizeof("port"), (void *) &e)) {
438 zval *cpy = php_http_ztyp(IS_LONG, *e);
439 url(buf)->port = (unsigned short) Z_LVAL_P(cpy);
440 zval_ptr_dtor(&cpy);
441 }
442 if (SUCCESS == zend_hash_find(ht, "path", sizeof("path"), (void *) &e)) {
443 zval *cpy = php_http_ztyp(IS_STRING, *e);
444 url(buf)->path = &buf.data[buf.used];
445 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
446 zval_ptr_dtor(&cpy);
447 }
448 if (SUCCESS == zend_hash_find(ht, "query", sizeof("query"), (void *) &e)) {
449 zval *cpy = php_http_ztyp(IS_STRING, *e);
450 url(buf)->query = &buf.data[buf.used];
451 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
452 zval_ptr_dtor(&cpy);
453 }
454 if (SUCCESS == zend_hash_find(ht, "fragment", sizeof("fragment"), (void *) &e)) {
455 zval *cpy = php_http_ztyp(IS_STRING, *e);
456 url(buf)->fragment = &buf.data[buf.used];
457 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
458 zval_ptr_dtor(&cpy);
459 }
460
461 return url(buf);
462 }
463
464 HashTable *php_http_url_to_struct(const php_http_url_t *url, zval *strct TSRMLS_DC)
465 {
466 zval arr;
467
468 if (strct) {
469 switch (Z_TYPE_P(strct)) {
470 default:
471 zval_dtor(strct);
472 array_init(strct);
473 /* no break */
474 case IS_ARRAY:
475 case IS_OBJECT:
476 INIT_PZVAL_ARRAY((&arr), HASH_OF(strct));
477 break;
478 }
479 } else {
480 INIT_PZVAL(&arr);
481 array_init(&arr);
482 }
483
484 if (url) {
485 if (url->scheme) {
486 add_assoc_string(&arr, "scheme", url->scheme, 1);
487 }
488 if (url->user) {
489 add_assoc_string(&arr, "user", url->user, 1);
490 }
491 if (url->pass) {
492 add_assoc_string(&arr, "pass", url->pass, 1);
493 }
494 if (url->host) {
495 add_assoc_string(&arr, "host", url->host, 1);
496 }
497 if (url->port) {
498 add_assoc_long(&arr, "port", (long) url->port);
499 }
500 if (url->path) {
501 add_assoc_string(&arr, "path", url->path, 1);
502 }
503 if (url->query) {
504 add_assoc_string(&arr, "query", url->query, 1);
505 }
506 if (url->fragment) {
507 add_assoc_string(&arr, "fragment", url->fragment, 1);
508 }
509 }
510
511 return Z_ARRVAL(arr);
512 }
513
514 STATUS php_http_url_encode_hash(HashTable *hash, const char *pre_encoded_str, size_t pre_encoded_len, char **encoded_str, size_t *encoded_len TSRMLS_DC)
515 {
516 const char *arg_sep_str;
517 size_t arg_sep_len;
518 php_http_buffer_t *qstr = php_http_buffer_new();
519
520 php_http_url_argsep(&arg_sep_str, &arg_sep_len TSRMLS_CC);
521
522 if (SUCCESS != php_http_url_encode_hash_ex(hash, qstr, arg_sep_str, arg_sep_len, "=", 1, pre_encoded_str, pre_encoded_len TSRMLS_CC)) {
523 php_http_buffer_free(&qstr);
524 return FAILURE;
525 }
526
527 php_http_buffer_data(qstr, encoded_str, encoded_len);
528 php_http_buffer_free(&qstr);
529
530 return SUCCESS;
531 }
532
533 STATUS php_http_url_encode_hash_ex(HashTable *hash, php_http_buffer_t *qstr, const char *arg_sep_str, size_t arg_sep_len, const char *val_sep_str, size_t val_sep_len, const char *pre_encoded_str, size_t pre_encoded_len TSRMLS_DC)
534 {
535 if (pre_encoded_len && pre_encoded_str) {
536 php_http_buffer_append(qstr, pre_encoded_str, pre_encoded_len);
537 }
538
539 if (!php_http_params_to_string(qstr, hash, arg_sep_str, arg_sep_len, "", 0, val_sep_str, val_sep_len, PHP_HTTP_PARAMS_QUERY TSRMLS_CC)) {
540 return FAILURE;
541 }
542
543 return SUCCESS;
544 }
545
546 struct parse_state {
547 php_http_url_t url;
548 #ifdef ZTS
549 void ***ts;
550 #endif
551 const char *ptr;
552 const char *end;
553 size_t maxlen;
554 off_t offset;
555 unsigned flags;
556 char buffer[1]; /* last member */
557 };
558
559 void php_http_url_free(php_http_url_t **url)
560 {
561 if (*url) {
562 efree(*url);
563 *url = NULL;
564 }
565 }
566
567 php_http_url_t *php_http_url_copy(const php_http_url_t *url, zend_bool persistent)
568 {
569 php_http_url_t *cpy;
570 const char *end = NULL, *url_ptr = (const char *) url;
571 char *cpy_ptr;
572
573 end = MAX(url->scheme, end);
574 end = MAX(url->pass, end);
575 end = MAX(url->user, end);
576 end = MAX(url->host, end);
577 end = MAX(url->path, end);
578 end = MAX(url->query, end);
579 end = MAX(url->fragment, end);
580
581 if (end) {
582 end += strlen(end) + 1;
583 cpy_ptr = pecalloc(1, end - url_ptr, persistent);
584 cpy = (php_http_url_t *) cpy_ptr;
585
586 memcpy(cpy_ptr + sizeof(*cpy), url_ptr + sizeof(*url), end - url_ptr - sizeof(*url));
587
588 cpy->scheme = url->scheme ? cpy_ptr + (url->scheme - url_ptr) : NULL;
589 cpy->pass = url->pass ? cpy_ptr + (url->pass - url_ptr) : NULL;
590 cpy->user = url->user ? cpy_ptr + (url->user - url_ptr) : NULL;
591 cpy->host = url->host ? cpy_ptr + (url->host - url_ptr) : NULL;
592 cpy->path = url->path ? cpy_ptr + (url->path - url_ptr) : NULL;
593 cpy->query = url->query ? cpy_ptr + (url->query - url_ptr) : NULL;
594 cpy->fragment = url->fragment ? cpy_ptr + (url->fragment - url_ptr) : NULL;
595 } else {
596 cpy = ecalloc(1, sizeof(*url));
597 }
598
599 cpy->port = url->port;
600
601 return cpy;
602 }
603
604 static size_t parse_mb_utf8(unsigned *wc, const char *ptr, const char *end)
605 {
606 unsigned wchar;
607 size_t consumed = utf8towc(&wchar, (const unsigned char *) ptr, end - ptr);
608
609 if (!consumed || consumed == (size_t) -1) {
610 return 0;
611 }
612
613 if (wc) {
614 *wc = wchar;
615 }
616 return consumed;
617 }
618
619 #ifdef PHP_HTTP_HAVE_WCHAR
620 static size_t parse_mb_loc(unsigned *wc, const char *ptr, const char *end)
621 {
622 wchar_t wchar;
623 size_t consumed = 0;
624 #if defined(HAVE_MBRTOWC)
625 mbstate_t ps = {0};
626
627 consumed = mbrtowc(&wchar, ptr, end - ptr, &ps);
628 #elif defined(HAVE_MBTOWC)
629 consumed = mbtowc(&wchar, ptr, end - ptr);
630 #endif
631
632 if (!consumed || consumed == (size_t) -1) {
633 return 0;
634 }
635
636 if (wc) {
637 *wc = wchar;
638 }
639 return consumed;
640 }
641 #endif
642
643 typedef enum parse_mb_what {
644 PARSE_SCHEME,
645 PARSE_USERINFO,
646 PARSE_HOSTINFO,
647 PARSE_PATH,
648 PARSE_QUERY,
649 PARSE_FRAGMENT
650 } parse_mb_what_t;
651
652 static const char * const parse_what[] = {
653 "scheme",
654 "userinfo",
655 "hostinfo",
656 "path",
657 "query",
658 "fragment"
659 };
660
661 static const char parse_xdigits[] = "0123456789ABCDEF";
662
663 static size_t parse_mb(struct parse_state *state, parse_mb_what_t what, const char *ptr, const char *end, const char *begin, zend_bool silent)
664 {
665 unsigned wchar;
666 size_t consumed = 0;
667
668 if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
669 consumed = parse_mb_utf8(&wchar, ptr, end);
670 }
671 #ifdef PHP_HTTP_HAVE_WCHAR
672 else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
673 consumed = parse_mb_loc(&wchar, ptr, end);
674 }
675 #endif
676
677 while (consumed) {
678 if (!(state->flags & PHP_HTTP_URL_PARSE_TOPCT) || what == PARSE_HOSTINFO || what == PARSE_SCHEME) {
679 if (what == PARSE_HOSTINFO && (state->flags & PHP_HTTP_URL_PARSE_TOIDN)) {
680 /* idna */
681 } else if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
682 if (!isualnum(wchar)) {
683 break;
684 }
685 #ifdef PHP_HTTP_HAVE_WCHAR
686 } else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
687 if (!iswalnum(wchar)) {
688 break;
689 }
690 #endif
691 }
692 PHP_HTTP_DUFF(consumed, state->buffer[state->offset++] = *ptr++);
693 } else {
694 int i = 0;
695
696 PHP_HTTP_DUFF(consumed,
697 state->buffer[state->offset++] = '%';
698 state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) >> 4];
699 state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) & 0xf];
700 ++i;
701 );
702 }
703
704 return consumed;
705 }
706
707 if (!silent) {
708 TSRMLS_FETCH_FROM_CTX(state->ts);
709 php_error_docref(NULL TSRMLS_CC, E_WARNING,
710 "Failed to parse %s; unexpected byte 0x%02x at pos %u in '%s'",
711 parse_what[what], (unsigned char) *ptr, (unsigned) (ptr - begin), begin);
712 }
713
714 return 0;
715 }
716
717 static STATUS parse_userinfo(struct parse_state *state, const char *ptr)
718 {
719 size_t mb;
720 const char *password = NULL, *end = state->ptr, *tmp = ptr;
721 TSRMLS_FETCH_FROM_CTX(state->ts);
722
723 state->url.user = &state->buffer[state->offset];
724
725 do {
726 switch (*ptr) {
727 case ':':
728 if (password) {
729 php_error_docref(NULL TSRMLS_CC, E_WARNING,
730 "Failed to parse password; duplicate ':' at pos %u in '%s'",
731 (unsigned) (ptr - tmp), tmp);
732 return FAILURE;
733 }
734 password = ptr + 1;
735 state->buffer[state->offset++] = 0;
736 state->url.pass = &state->buffer[state->offset];
737 break;
738
739 case '%':
740 if (ptr[1] != '%' && (end - ptr <= 2 || !isxdigit(*(ptr+1)) || !isxdigit(*(ptr+2)))) {
741 php_error_docref(NULL TSRMLS_CC, E_WARNING,
742 "Failed to parse userinfo; invalid percent encoding at pos %u in '%s'",
743 (unsigned) (ptr - tmp), tmp);
744 return FAILURE;
745 }
746 state->buffer[state->offset++] = *ptr++;
747 state->buffer[state->offset++] = *ptr++;
748 state->buffer[state->offset++] = *ptr;
749 break;
750
751 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
752 case '+': case ',': case ';': case '=': /* sub-delims */
753 case '-': case '.': case '_': case '~': /* unreserved */
754 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
755 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
756 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
757 case 'V': case 'W': case 'X': case 'Y': case 'Z':
758 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
759 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
760 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
761 case 'v': case 'w': case 'x': case 'y': case 'z':
762 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
763 case '7': case '8': case '9':
764 /* allowed */
765 state->buffer[state->offset++] = *ptr;
766 break;
767
768 default:
769 if (!(mb = parse_mb(state, PARSE_USERINFO, ptr, end, tmp, 0))) {
770 return FAILURE;
771 }
772 ptr += mb - 1;
773 }
774 } while(++ptr != end);
775
776
777 state->buffer[state->offset++] = 0;
778
779 return SUCCESS;
780 }
781
782 static STATUS parse_hostinfo(struct parse_state *state, const char *ptr)
783 {
784 size_t mb, len;
785 const char *end = state->ptr, *tmp = ptr, *port = NULL;
786 TSRMLS_FETCH_FROM_CTX(state->ts);
787
788
789 #ifdef HAVE_INET_PTON
790 if (*ptr == '[') {
791 char *error = NULL, *tmp = memchr(ptr, ']', end - ptr);
792
793 if (tmp) {
794 size_t addrlen = tmp - ptr + 1;
795 char buf[16], *addr = estrndup(ptr + 1, addrlen - 2);
796 int rv = inet_pton(AF_INET6, addr, buf);
797
798 efree(addr);
799 if (rv == 1) {
800 state->buffer[state->offset] = '[';
801 state->url.host = &state->buffer[state->offset];
802 inet_ntop(AF_INET6, buf, state->url.host + 1, state->maxlen - state->offset);
803 state->offset += strlen(state->url.host);
804 state->buffer[state->offset++] = ']';
805 state->buffer[state->offset++] = 0;
806 ptr = tmp + 1;
807 } else if (rv == -1) {
808 error = strerror(errno);
809 } else {
810 error = "unexpected '['";
811 }
812 } else {
813 error = "expected ']'";
814 }
815
816 if (error) {
817 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse hostinfo; %s", error);
818 return FAILURE;
819 }
820 }
821 #endif
822 if (ptr != end) do {
823 switch (*ptr) {
824 case ':':
825 if (port) {
826 php_error_docref(NULL TSRMLS_CC, E_WARNING,
827 "Failed to parse port; unexpected ':' at pos %u in '%s'",
828 (unsigned) (ptr - tmp), tmp);
829 return FAILURE;
830 }
831 port = ptr + 1;
832 break;
833
834 case '%':
835 if (ptr[1] != '%' && (end - ptr <= 2 || !isxdigit(*(ptr+1)) || !isxdigit(*(ptr+2)))) {
836 php_error_docref(NULL TSRMLS_CC, E_WARNING,
837 "Failed to parse hostinfo; invalid percent encoding at pos %u in '%s'",
838 (unsigned) (ptr - tmp), tmp);
839 return FAILURE;
840 }
841 state->buffer[state->offset++] = *ptr++;
842 state->buffer[state->offset++] = *ptr++;
843 state->buffer[state->offset++] = *ptr;
844 break;
845
846 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
847 case '+': case ',': case ';': case '=': /* sub-delims */
848 case '-': case '.': case '_': case '~': /* unreserved */
849 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
850 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
851 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
852 case 'V': case 'W': case 'X': case 'Y': case 'Z':
853 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
854 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
855 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
856 case 'v': case 'w': case 'x': case 'y': case 'z':
857 if (port) {
858 php_error_docref(NULL TSRMLS_CC, E_WARNING,
859 "Failed to parse port; unexpected char '%c' at pos %u in '%s'",
860 (unsigned char) *ptr, (unsigned) (ptr - tmp), tmp);
861 return FAILURE;
862 }
863 /* no break */
864 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
865 case '7': case '8': case '9':
866 /* allowed */
867 if (port) {
868 state->url.port *= 10;
869 state->url.port += *ptr - '0';
870 } else {
871 state->buffer[state->offset++] = *ptr;
872 }
873 break;
874
875 default:
876 if (port) {
877 php_error_docref(NULL TSRMLS_CC, E_WARNING,
878 "Failed to parse port; unexpected byte 0x%02x at pos %u in '%s'",
879 (unsigned char) *ptr, (unsigned) (ptr - tmp), tmp);
880 return FAILURE;
881 } else if (!(mb = parse_mb(state, PARSE_HOSTINFO, ptr, end, tmp, 0))) {
882 return FAILURE;
883 }
884 ptr += mb - 1;
885 }
886 } while (++ptr != end);
887
888 if (!state->url.host) {
889 len = (port ? port - tmp - 1 : end - tmp);
890 state->url.host = &state->buffer[state->offset - len];
891 state->buffer[state->offset++] = 0;
892 }
893
894 #ifdef PHP_HTTP_HAVE_IDN
895 if (state->flags & PHP_HTTP_URL_PARSE_TOIDN) {
896 char *idn = NULL;
897 int rv = -1;
898
899 if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
900 rv = idna_to_ascii_8z(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
901 }
902 # ifdef PHP_HTTP_HAVE_WCHAR
903 else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
904 rv = idna_to_ascii_lz(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
905 }
906 # endif
907 if (rv != IDNA_SUCCESS) {
908 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; %s", idna_strerror(rv));
909 return FAILURE;
910 } else {
911 size_t idnlen = strlen(idn);
912 memcpy(state->url.host, idn, idnlen + 1);
913 free(idn);
914 state->offset += idnlen - len;
915 }
916 }
917 #endif
918
919 return SUCCESS;
920 }
921
922 static const char *parse_authority(struct parse_state *state)
923 {
924 const char *tmp = state->ptr, *host = NULL;
925
926 do {
927 switch (*state->ptr) {
928 case '@':
929 /* userinfo delimiter */
930 if (host) {
931 TSRMLS_FETCH_FROM_CTX(state->ts);
932 php_error_docref(NULL TSRMLS_CC, E_WARNING,
933 "Failed to parse userinfo; unexpected '@'");
934 return NULL;
935 }
936 host = state->ptr + 1;
937 if (tmp != state->ptr && SUCCESS != parse_userinfo(state, tmp)) {
938 return NULL;
939 }
940 tmp = state->ptr + 1;
941 break;
942
943 case '/':
944 case '?':
945 case '#':
946 case '\0':
947 /* host delimiter */
948 if (tmp != state->ptr && SUCCESS != parse_hostinfo(state, tmp)) {
949 return NULL;
950 }
951 return state->ptr;
952 }
953 } while (++state->ptr <= state->end);
954
955 return NULL;
956 }
957
958 static const char *parse_path(struct parse_state *state)
959 {
960 size_t mb;
961 const char *tmp;
962 TSRMLS_FETCH_FROM_CTX(state->ts);
963
964 /* is there actually a path to parse? */
965 if (!*state->ptr) {
966 return state->ptr;
967 }
968 tmp = state->ptr;
969 state->url.path = &state->buffer[state->offset];
970
971 do {
972 switch (*state->ptr) {
973 case '#':
974 case '?':
975 goto done;
976
977 case '%':
978 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
979 php_error_docref(NULL TSRMLS_CC, E_WARNING,
980 "Failed to parse path; invalid percent encoding at pos %u in '%s'",
981 (unsigned) (state->ptr - tmp), tmp);
982 return NULL;
983 }
984 state->buffer[state->offset++] = *state->ptr++;
985 state->buffer[state->offset++] = *state->ptr++;
986 state->buffer[state->offset++] = *state->ptr;
987 break;
988
989 case '/': /* yeah, well */
990 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
991 case '+': case ',': case ';': case '=': /* sub-delims */
992 case '-': case '.': case '_': case '~': /* unreserved */
993 case ':': case '@': /* pchar */
994 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
995 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
996 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
997 case 'V': case 'W': case 'X': case 'Y': case 'Z':
998 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
999 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1000 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1001 case 'v': case 'w': case 'x': case 'y': case 'z':
1002 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1003 case '7': case '8': case '9':
1004 /* allowed */
1005 state->buffer[state->offset++] = *state->ptr;
1006 break;
1007
1008 default:
1009 if (!(mb = parse_mb(state, PARSE_PATH, state->ptr, state->end, tmp, 0))) {
1010 return NULL;
1011 }
1012 state->ptr += mb - 1;
1013 }
1014 } while (++state->ptr < state->end);
1015
1016 done:
1017 /* did we have any path component ? */
1018 if (tmp != state->ptr) {
1019 state->buffer[state->offset++] = 0;
1020 } else {
1021 state->url.path = NULL;
1022 }
1023 return state->ptr;
1024 }
1025
1026 static const char *parse_query(struct parse_state *state)
1027 {
1028 size_t mb;
1029 const char *tmp = state->ptr + !!*state->ptr;
1030 TSRMLS_FETCH_FROM_CTX(state->ts);
1031
1032 /* is there actually a query to parse? */
1033 if (*state->ptr != '?') {
1034 return state->ptr;
1035 }
1036
1037 /* skip initial '?' */
1038 tmp = ++state->ptr;
1039 state->url.query = &state->buffer[state->offset];
1040
1041 do {
1042 switch (*state->ptr) {
1043 case '#':
1044 goto done;
1045
1046 case '%':
1047 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
1048 php_error_docref(NULL TSRMLS_CC, E_WARNING,
1049 "Failed to parse query; invalid percent encoding at pos %u in '%s'",
1050 (unsigned) (state->ptr - tmp), tmp);
1051 return NULL;
1052 }
1053 state->buffer[state->offset++] = *state->ptr++;
1054 state->buffer[state->offset++] = *state->ptr++;
1055 state->buffer[state->offset++] = *state->ptr;
1056 break;
1057
1058 case ']':
1059 case '[':
1060 if (state->flags & PHP_HTTP_URL_PARSE_TOPCT) {
1061 state->buffer[state->offset++] = '%';
1062 state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) >> 4];
1063 state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) & 0xf];
1064 break;
1065 }
1066 /* no break */
1067
1068 case '?': case '/': /* yeah, well */
1069 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
1070 case '+': case ',': case ';': case '=': /* sub-delims */
1071 case '-': case '.': case '_': case '~': /* unreserved */
1072 case ':': case '@': /* pchar */
1073 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1074 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1075 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1076 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1077 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1078 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1079 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1080 case 'v': case 'w': case 'x': case 'y': case 'z':
1081 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1082 case '7': case '8': case '9':
1083 /* allowed */
1084 state->buffer[state->offset++] = *state->ptr;
1085 break;
1086
1087 default:
1088 if (!(mb = parse_mb(state, PARSE_QUERY, state->ptr, state->end, tmp, 0))) {
1089 return NULL;
1090 }
1091 state->ptr += mb - 1;
1092 }
1093 } while (++state->ptr < state->end);
1094
1095 done:
1096 state->buffer[state->offset++] = 0;
1097 return state->ptr;
1098 }
1099
1100 static const char *parse_fragment(struct parse_state *state)
1101 {
1102 size_t mb;
1103 const char *tmp;
1104 TSRMLS_FETCH_FROM_CTX(state->ts);
1105
1106 /* is there actually a fragment to parse? */
1107 if (*state->ptr != '#') {
1108 return state->ptr;
1109 }
1110
1111 /* skip initial '#' */
1112 tmp = ++state->ptr;
1113 state->url.fragment = &state->buffer[state->offset];
1114
1115 do {
1116 switch (*state->ptr) {
1117 case '%':
1118 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
1119 php_error_docref(NULL TSRMLS_CC, E_WARNING,
1120 "Failed to parse fragment; invalid percent encoding at pos %u in '%s'",
1121 (unsigned) (state->ptr - tmp), tmp);
1122 return NULL;
1123 }
1124 state->buffer[state->offset++] = *state->ptr++;
1125 state->buffer[state->offset++] = *state->ptr++;
1126 state->buffer[state->offset++] = *state->ptr;
1127 break;
1128
1129 case '?': case '/':
1130 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
1131 case '+': case ',': case ';': case '=': /* sub-delims */
1132 case '-': case '.': case '_': case '~': /* unreserved */
1133 case ':': case '@': /* pchar */
1134 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1135 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1136 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1137 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1138 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1139 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1140 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1141 case 'v': case 'w': case 'x': case 'y': case 'z':
1142 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1143 case '7': case '8': case '9':
1144 /* allowed */
1145 state->buffer[state->offset++] = *state->ptr;
1146 break;
1147
1148 default:
1149 if (!(mb = parse_mb(state, PARSE_FRAGMENT, state->ptr, state->end, tmp, 0))) {
1150 return NULL;
1151 }
1152 state->ptr += mb - 1;
1153 }
1154 } while (++state->ptr < state->end);
1155
1156 state->buffer[state->offset++] = 0;
1157 return state->ptr;
1158 }
1159
1160 static const char *parse_hier(struct parse_state *state)
1161 {
1162 if (*state->ptr == '/') {
1163 if (state->end - state->ptr > 1) {
1164 if (*(state->ptr + 1) == '/') {
1165 state->ptr += 2;
1166 if (!(state->ptr = parse_authority(state))) {
1167 return NULL;
1168 }
1169 }
1170 }
1171 }
1172 return parse_path(state);
1173 }
1174
1175 static const char *parse_scheme(struct parse_state *state)
1176 {
1177 size_t mb;
1178 const char *tmp = state->ptr;
1179
1180 do {
1181 switch (*state->ptr) {
1182 case ':':
1183 /* scheme delimiter */
1184 state->url.scheme = &state->buffer[0];
1185 state->buffer[state->offset++] = 0;
1186 return ++state->ptr;
1187
1188 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1189 case '7': case '8': case '9':
1190 case '+': case '-': case '.':
1191 if (state->ptr == tmp) {
1192 return tmp;
1193 }
1194 /* no break */
1195 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1196 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1197 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1198 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1199 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1200 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1201 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1202 case 'v': case 'w': case 'x': case 'y': case 'z':
1203 /* scheme part */
1204 state->buffer[state->offset++] = *state->ptr;
1205 break;
1206
1207 default:
1208 if (!(mb = parse_mb(state, PARSE_SCHEME, state->ptr, state->end, tmp, 1))) {
1209 /* soft fail; parse path next */
1210 return tmp;
1211 }
1212 state->ptr += mb - 1;
1213 }
1214 } while (++state->ptr != state->end);
1215
1216 return state->ptr = tmp;
1217 }
1218
1219 php_http_url_t *php_http_url_parse(const char *str, size_t len, unsigned flags TSRMLS_DC)
1220 {
1221 size_t maxlen = 3 * len;
1222 struct parse_state *state = ecalloc(1, sizeof(*state) + maxlen);
1223
1224 state->end = str + len;
1225 state->ptr = str;
1226 state->flags = flags;
1227 state->maxlen = maxlen;
1228 TSRMLS_SET_CTX(state->ts);
1229
1230 if (!parse_scheme(state)) {
1231 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL scheme: '%s'", state->ptr);
1232 efree(state);
1233 return NULL;
1234 }
1235
1236 if (!parse_hier(state)) {
1237 efree(state);
1238 return NULL;
1239 }
1240
1241 if (!parse_query(state)) {
1242 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL query: '%s'", state->ptr);
1243 efree(state);
1244 return NULL;
1245 }
1246
1247 if (!parse_fragment(state)) {
1248 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL fragment: '%s'", state->ptr);
1249 efree(state);
1250 return NULL;
1251 }
1252
1253 return (php_http_url_t *) state;
1254 }
1255
1256 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl___construct, 0, 0, 0)
1257 ZEND_ARG_INFO(0, old_url)
1258 ZEND_ARG_INFO(0, new_url)
1259 ZEND_ARG_INFO(0, flags)
1260 ZEND_END_ARG_INFO();
1261 PHP_METHOD(HttpUrl, __construct)
1262 {
1263 zval *new_url = NULL, *old_url = NULL;
1264 long flags = PHP_HTTP_URL_FROM_ENV;
1265 zend_error_handling zeh;
1266
1267 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|z!z!l", &old_url, &new_url, &flags), invalid_arg, return);
1268
1269 zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
1270 {
1271 php_http_url_t *res_purl, *new_purl = NULL, *old_purl = NULL;
1272
1273 if (new_url) {
1274 new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
1275 if (!new_purl) {
1276 zend_restore_error_handling(&zeh TSRMLS_CC);
1277 return;
1278 }
1279 }
1280 if (old_url) {
1281 old_purl = php_http_url_from_zval(old_url, flags TSRMLS_CC);
1282 if (!old_purl) {
1283 if (new_purl) {
1284 php_http_url_free(&new_purl);
1285 }
1286 zend_restore_error_handling(&zeh TSRMLS_CC);
1287 return;
1288 }
1289 }
1290
1291 res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
1292 php_http_url_to_struct(res_purl, getThis() TSRMLS_CC);
1293
1294 php_http_url_free(&res_purl);
1295 if (old_purl) {
1296 php_http_url_free(&old_purl);
1297 }
1298 if (new_purl) {
1299 php_http_url_free(&new_purl);
1300 }
1301 }
1302 zend_restore_error_handling(&zeh TSRMLS_CC);
1303 }
1304
1305 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_mod, 0, 0, 1)
1306 ZEND_ARG_INFO(0, more_url_parts)
1307 ZEND_ARG_INFO(0, flags)
1308 ZEND_END_ARG_INFO();
1309 PHP_METHOD(HttpUrl, mod)
1310 {
1311 zval *new_url = NULL;
1312 long flags = PHP_HTTP_URL_JOIN_PATH | PHP_HTTP_URL_JOIN_QUERY;
1313 zend_error_handling zeh;
1314
1315 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z!|l", &new_url, &flags), invalid_arg, return);
1316
1317 zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
1318 {
1319 php_http_url_t *new_purl = NULL, *old_purl = NULL;
1320
1321 if (new_url) {
1322 new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
1323 if (!new_purl) {
1324 zend_restore_error_handling(&zeh TSRMLS_CC);
1325 return;
1326 }
1327 }
1328
1329 if ((old_purl = php_http_url_from_struct(HASH_OF(getThis())))) {
1330 php_http_url_t *res_purl;
1331
1332 ZVAL_OBJVAL(return_value, zend_objects_clone_obj(getThis() TSRMLS_CC), 0);
1333
1334 res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
1335 php_http_url_to_struct(res_purl, return_value TSRMLS_CC);
1336
1337 php_http_url_free(&res_purl);
1338 php_http_url_free(&old_purl);
1339 }
1340 if (new_purl) {
1341 php_http_url_free(&new_purl);
1342 }
1343 }
1344 zend_restore_error_handling(&zeh TSRMLS_CC);
1345 }
1346
1347 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_toString, 0, 0, 0)
1348 ZEND_END_ARG_INFO();
1349 PHP_METHOD(HttpUrl, toString)
1350 {
1351 if (SUCCESS == zend_parse_parameters_none()) {
1352 php_http_url_t *purl;
1353
1354 if ((purl = php_http_url_from_struct(HASH_OF(getThis())))) {
1355 char *str;
1356 size_t len;
1357
1358 php_http_url_to_string(purl, &str, &len, 0);
1359 php_http_url_free(&purl);
1360 RETURN_STRINGL(str, len, 0);
1361 }
1362 }
1363 RETURN_EMPTY_STRING();
1364 }
1365
1366 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_toArray, 0, 0, 0)
1367 ZEND_END_ARG_INFO();
1368 PHP_METHOD(HttpUrl, toArray)
1369 {
1370 php_http_url_t *purl;
1371
1372 if (SUCCESS != zend_parse_parameters_none()) {
1373 return;
1374 }
1375
1376 /* strip any non-URL properties */
1377 purl = php_http_url_from_struct(HASH_OF(getThis()));
1378 php_http_url_to_struct(purl, return_value TSRMLS_CC);
1379 php_http_url_free(&purl);
1380 }
1381
1382 static zend_function_entry php_http_url_methods[] = {
1383 PHP_ME(HttpUrl, __construct, ai_HttpUrl___construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
1384 PHP_ME(HttpUrl, mod, ai_HttpUrl_mod, ZEND_ACC_PUBLIC)
1385 PHP_ME(HttpUrl, toString, ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
1386 ZEND_MALIAS(HttpUrl, __toString, toString, ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
1387 PHP_ME(HttpUrl, toArray, ai_HttpUrl_toArray, ZEND_ACC_PUBLIC)
1388 EMPTY_FUNCTION_ENTRY
1389 };
1390
1391 zend_class_entry *php_http_url_class_entry;
1392
1393 PHP_MINIT_FUNCTION(http_url)
1394 {
1395 zend_class_entry ce = {0};
1396
1397 INIT_NS_CLASS_ENTRY(ce, "http", "Url", php_http_url_methods);
1398 php_http_url_class_entry = zend_register_internal_class(&ce TSRMLS_CC);
1399
1400 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("scheme"), ZEND_ACC_PUBLIC TSRMLS_CC);
1401 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("user"), ZEND_ACC_PUBLIC TSRMLS_CC);
1402 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("pass"), ZEND_ACC_PUBLIC TSRMLS_CC);
1403 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("host"), ZEND_ACC_PUBLIC TSRMLS_CC);
1404 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("port"), ZEND_ACC_PUBLIC TSRMLS_CC);
1405 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("path"), ZEND_ACC_PUBLIC TSRMLS_CC);
1406 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("query"), ZEND_ACC_PUBLIC TSRMLS_CC);
1407 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("fragment"), ZEND_ACC_PUBLIC TSRMLS_CC);
1408
1409 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("REPLACE"), PHP_HTTP_URL_REPLACE TSRMLS_CC);
1410 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("JOIN_PATH"), PHP_HTTP_URL_JOIN_PATH TSRMLS_CC);
1411 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("JOIN_QUERY"), PHP_HTTP_URL_JOIN_QUERY TSRMLS_CC);
1412 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_USER"), PHP_HTTP_URL_STRIP_USER TSRMLS_CC);
1413 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PASS"), PHP_HTTP_URL_STRIP_PASS TSRMLS_CC);
1414 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_AUTH"), PHP_HTTP_URL_STRIP_AUTH TSRMLS_CC);
1415 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PORT"), PHP_HTTP_URL_STRIP_PORT TSRMLS_CC);
1416 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PATH"), PHP_HTTP_URL_STRIP_PATH TSRMLS_CC);
1417 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_QUERY"), PHP_HTTP_URL_STRIP_QUERY TSRMLS_CC);
1418 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_FRAGMENT"), PHP_HTTP_URL_STRIP_FRAGMENT TSRMLS_CC);
1419 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_ALL"), PHP_HTTP_URL_STRIP_ALL TSRMLS_CC);
1420 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("FROM_ENV"), PHP_HTTP_URL_FROM_ENV TSRMLS_CC);
1421 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("SANITIZE_PATH"), PHP_HTTP_URL_SANITIZE_PATH TSRMLS_CC);
1422
1423 #ifdef PHP_HTTP_HAVE_WCHAR
1424 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBLOC"), PHP_HTTP_URL_PARSE_MBLOC TSRMLS_CC);
1425 #endif
1426 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBUTF8"), PHP_HTTP_URL_PARSE_MBUTF8 TSRMLS_CC);
1427 #ifdef PHP_HTTP_HAVE_IDN
1428 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOIDN"), PHP_HTTP_URL_PARSE_TOIDN TSRMLS_CC);
1429 #endif
1430 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOPCT"), PHP_HTTP_URL_PARSE_TOPCT TSRMLS_CC);
1431
1432 return SUCCESS;
1433 }
1434
1435
1436 /*
1437 * Local variables:
1438 * tab-width: 4
1439 * c-basic-offset: 4
1440 * End:
1441 * vim600: noet sw=4 ts=4 fdm=marker
1442 * vim<600: noet sw=4 ts=4
1443 */
1444
Extended HTTP Support