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ditch php_url
[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 url(buf)->path = &buf.data[buf.used];
207
208 if (url_isset(new_url, path)) {
209 path = new_url->path;
210 } else if (url_isset(old_url, path)) {
211 path = old_url->path;
212 } else {
213 php_http_buffer_append(&buf, "/", sizeof("/"));
214 }
215
216 if (path) {
217 if (path[0] != '/') {
218 php_http_buffer_append(&buf, "/", 1);
219 }
220 php_http_buffer_append(&buf, path, strlen(path) + 1);
221 }
222
223
224 }
225 }
226
227 if (!(flags & PHP_HTTP_URL_STRIP_QUERY)) {
228 if ((flags & PHP_HTTP_URL_JOIN_QUERY) && url_isset(new_url, query) && url_isset(old_url, query)) {
229 zval qarr, qstr;
230
231 INIT_PZVAL(&qstr);
232 INIT_PZVAL(&qarr);
233 array_init(&qarr);
234
235 ZVAL_STRING(&qstr, old_url->query, 0);
236 php_http_querystring_update(&qarr, &qstr, NULL TSRMLS_CC);
237 ZVAL_STRING(&qstr, new_url->query, 0);
238 php_http_querystring_update(&qarr, &qstr, NULL TSRMLS_CC);
239
240 ZVAL_NULL(&qstr);
241 php_http_querystring_update(&qarr, NULL, &qstr TSRMLS_CC);
242
243 url(buf)->query = &buf.data[buf.used];
244 php_http_buffer_append(&buf, Z_STRVAL(qstr), Z_STRLEN(qstr) + 1);
245
246 zval_dtor(&qstr);
247 zval_dtor(&qarr);
248 } else {
249 url_copy(query);
250 }
251 }
252
253 if (!(flags & PHP_HTTP_URL_STRIP_FRAGMENT)) {
254 url_copy(fragment);
255 }
256
257 /* done with copy & combine & strip */
258
259 if (flags & PHP_HTTP_URL_FROM_ENV) {
260 /* free old_url we tainted above */
261 php_http_url_free(&tmp_url);
262 }
263
264 /* set some sane defaults */
265
266 if (!url(buf)->scheme) {
267 url(buf)->scheme = &buf.data[buf.used];
268 php_http_buffer_append(&buf, "http", sizeof("http"));
269 }
270
271 if (!url(buf)->host) {
272 url(buf)->host = &buf.data[buf.used];
273 php_http_buffer_append(&buf, "localhost", sizeof("localhost"));
274 }
275
276 if (!url(buf)->path) {
277 url(buf)->path = &buf.data[buf.used];
278 php_http_buffer_append(&buf, "/", sizeof("/"));
279 }
280 /* replace directory references if path is not a single slash */
281 if ((flags & PHP_HTTP_URL_SANITIZE_PATH)
282 && url(buf)->path[0] && url(buf)->path[1]) {
283 char *ptr, *end = url(buf)->path + strlen(url(buf)->path) + 1;
284
285 for (ptr = strchr(url(buf)->path, '/'); ptr; ptr = strchr(ptr, '/')) {
286 switch (ptr[1]) {
287 case '/':
288 memmove(&ptr[1], &ptr[2], end - &ptr[2]);
289 break;
290
291 case '.':
292 switch (ptr[2]) {
293 case '\0':
294 ptr[1] = '\0';
295 break;
296
297 case '/':
298 memmove(&ptr[1], &ptr[3], end - &ptr[3]);
299 break;
300
301 case '.':
302 if (ptr[3] == '/') {
303 char *pos = &ptr[4];
304 while (ptr != url(buf)->path) {
305 if (*--ptr == '/') {
306 break;
307 }
308 }
309 memmove(&ptr[1], pos, end - pos);
310 break;
311 } else if (!ptr[3]) {
312 /* .. at the end */
313 ptr[1] = '\0';
314 }
315 /* no break */
316
317 default:
318 /* something else */
319 ++ptr;
320 break;
321 }
322 break;
323
324 default:
325 ++ptr;
326 break;
327 }
328 }
329 }
330 /* unset default ports */
331 if (url(buf)->port) {
332 if ( ((url(buf)->port == 80) && !strcmp(url(buf)->scheme, "http"))
333 || ((url(buf)->port ==443) && !strcmp(url(buf)->scheme, "https"))
334 ) {
335 url(buf)->port = 0;
336 }
337 }
338
339 return url(buf);
340 }
341
342 char *php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *url_len, zend_bool persistent)
343 {
344 php_http_buffer_t buf;
345
346 php_http_buffer_init_ex(&buf, PHP_HTTP_BUFFER_DEFAULT_SIZE, persistent ?
347 PHP_HTTP_BUFFER_INIT_PERSISTENT : 0);
348
349 if (url->scheme && *url->scheme) {
350 php_http_buffer_appendl(&buf, url->scheme);
351 php_http_buffer_appends(&buf, "://");
352 } else if ((url->user && *url->user) || (url->host && *url->host)) {
353 php_http_buffer_appends(&buf, "//");
354 }
355
356 if (url->user && *url->user) {
357 php_http_buffer_appendl(&buf, url->user);
358 if (url->pass && *url->pass) {
359 php_http_buffer_appends(&buf, ":");
360 php_http_buffer_appendl(&buf, url->pass);
361 }
362 php_http_buffer_appends(&buf, "@");
363 }
364
365 if (url->host && *url->host) {
366 php_http_buffer_appendl(&buf, url->host);
367 }
368
369 if (url->port) {
370 php_http_buffer_appendf(&buf, ":%hu", url->port);
371 }
372
373 if (url->path && *url->path) {
374 php_http_buffer_appendl(&buf, url->path);
375 }
376
377 if (url->query && *url->query) {
378 php_http_buffer_appends(&buf, "?");
379 php_http_buffer_appendl(&buf, url->query);
380 }
381
382 if (url->fragment && *url->fragment) {
383 php_http_buffer_appends(&buf, "#");
384 php_http_buffer_appendl(&buf, url->fragment);
385 }
386
387 php_http_buffer_shrink(&buf);
388 php_http_buffer_fix(&buf);
389
390 if (url_len) {
391 *url_len = buf.used;
392 }
393
394 if (url_str) {
395 *url_str = buf.data;
396 }
397
398 return buf.data;
399 }
400
401 php_http_url_t *php_http_url_from_zval(zval *value, unsigned flags TSRMLS_DC)
402 {
403 zval *zcpy;
404 php_http_url_t *purl;
405
406 switch (Z_TYPE_P(value)) {
407 case IS_ARRAY:
408 case IS_OBJECT:
409 purl = php_http_url_from_struct(HASH_OF(value));
410 break;
411
412 default:
413 zcpy = php_http_ztyp(IS_STRING, value);
414 purl = php_http_url_parse(Z_STRVAL_P(zcpy), Z_STRLEN_P(zcpy), flags TSRMLS_CC);
415 zval_ptr_dtor(&zcpy);
416 }
417
418 return purl;
419 }
420
421 php_http_url_t *php_http_url_from_struct(HashTable *ht)
422 {
423 zval **e;
424 php_http_buffer_t buf;
425
426 php_http_buffer_init_ex(&buf, MAX(PHP_HTTP_BUFFER_DEFAULT_SIZE, sizeof(php_http_url_t)<<2), PHP_HTTP_BUFFER_INIT_PREALLOC);
427 php_http_buffer_account(&buf, sizeof(php_http_url_t));
428 memset(buf.data, 0, buf.used);
429
430 if (SUCCESS == zend_hash_find(ht, "scheme", sizeof("scheme"), (void *) &e)) {
431 zval *cpy = php_http_ztyp(IS_STRING, *e);
432 url(buf)->scheme = &buf.data[buf.used];
433 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
434 zval_ptr_dtor(&cpy);
435 }
436 if (SUCCESS == zend_hash_find(ht, "user", sizeof("user"), (void *) &e)) {
437 zval *cpy = php_http_ztyp(IS_STRING, *e);
438 url(buf)->user = &buf.data[buf.used];
439 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
440 zval_ptr_dtor(&cpy);
441 }
442 if (SUCCESS == zend_hash_find(ht, "pass", sizeof("pass"), (void *) &e)) {
443 zval *cpy = php_http_ztyp(IS_STRING, *e);
444 url(buf)->pass = &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, "host", sizeof("host"), (void *) &e)) {
449 zval *cpy = php_http_ztyp(IS_STRING, *e);
450 url(buf)->host = &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, "port", sizeof("port"), (void *) &e)) {
455 zval *cpy = php_http_ztyp(IS_LONG, *e);
456 url(buf)->port = (unsigned short) Z_LVAL_P(cpy);
457 zval_ptr_dtor(&cpy);
458 }
459 if (SUCCESS == zend_hash_find(ht, "path", sizeof("path"), (void *) &e)) {
460 zval *cpy = php_http_ztyp(IS_STRING, *e);
461 url(buf)->path = &buf.data[buf.used];
462 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
463 zval_ptr_dtor(&cpy);
464 }
465 if (SUCCESS == zend_hash_find(ht, "query", sizeof("query"), (void *) &e)) {
466 zval *cpy = php_http_ztyp(IS_STRING, *e);
467 url(buf)->query = &buf.data[buf.used];
468 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
469 zval_ptr_dtor(&cpy);
470 }
471 if (SUCCESS == zend_hash_find(ht, "fragment", sizeof("fragment"), (void *) &e)) {
472 zval *cpy = php_http_ztyp(IS_STRING, *e);
473 url(buf)->fragment = &buf.data[buf.used];
474 php_http_buffer_append(&buf, Z_STRVAL_P(cpy), Z_STRLEN_P(cpy) + 1);
475 zval_ptr_dtor(&cpy);
476 }
477
478 return url(buf);
479 }
480
481 HashTable *php_http_url_to_struct(const php_http_url_t *url, zval *strct TSRMLS_DC)
482 {
483 zval arr;
484
485 if (strct) {
486 switch (Z_TYPE_P(strct)) {
487 default:
488 zval_dtor(strct);
489 array_init(strct);
490 /* no break */
491 case IS_ARRAY:
492 case IS_OBJECT:
493 INIT_PZVAL_ARRAY((&arr), HASH_OF(strct));
494 break;
495 }
496 } else {
497 INIT_PZVAL(&arr);
498 array_init(&arr);
499 }
500
501 if (url) {
502 if (url->scheme) {
503 add_assoc_string(&arr, "scheme", url->scheme, 1);
504 }
505 if (url->user) {
506 add_assoc_string(&arr, "user", url->user, 1);
507 }
508 if (url->pass) {
509 add_assoc_string(&arr, "pass", url->pass, 1);
510 }
511 if (url->host) {
512 add_assoc_string(&arr, "host", url->host, 1);
513 }
514 if (url->port) {
515 add_assoc_long(&arr, "port", (long) url->port);
516 }
517 if (url->path) {
518 add_assoc_string(&arr, "path", url->path, 1);
519 }
520 if (url->query) {
521 add_assoc_string(&arr, "query", url->query, 1);
522 }
523 if (url->fragment) {
524 add_assoc_string(&arr, "fragment", url->fragment, 1);
525 }
526 }
527
528 return Z_ARRVAL(arr);
529 }
530
531 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)
532 {
533 const char *arg_sep_str;
534 size_t arg_sep_len;
535 php_http_buffer_t *qstr = php_http_buffer_new();
536
537 php_http_url_argsep(&arg_sep_str, &arg_sep_len TSRMLS_CC);
538
539 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)) {
540 php_http_buffer_free(&qstr);
541 return FAILURE;
542 }
543
544 php_http_buffer_data(qstr, encoded_str, encoded_len);
545 php_http_buffer_free(&qstr);
546
547 return SUCCESS;
548 }
549
550 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)
551 {
552 if (pre_encoded_len && pre_encoded_str) {
553 php_http_buffer_append(qstr, pre_encoded_str, pre_encoded_len);
554 }
555
556 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)) {
557 return FAILURE;
558 }
559
560 return SUCCESS;
561 }
562
563 struct parse_state {
564 php_http_url_t url;
565 #ifdef ZTS
566 void ***ts;
567 #endif
568 const char *ptr;
569 const char *end;
570 size_t maxlen;
571 off_t offset;
572 unsigned flags;
573 char buffer[1]; /* last member */
574 };
575
576 void php_http_url_free(php_http_url_t **url)
577 {
578 if (*url) {
579 efree(*url);
580 *url = NULL;
581 }
582 }
583
584 php_http_url_t *php_http_url_copy(const php_http_url_t *url, zend_bool persistent)
585 {
586 php_http_url_t *cpy;
587 const char *end = NULL, *url_ptr = (const char *) url;
588 char *cpy_ptr;
589
590 end = MAX(url->scheme, end);
591 end = MAX(url->pass, end);
592 end = MAX(url->user, end);
593 end = MAX(url->host, end);
594 end = MAX(url->path, end);
595 end = MAX(url->query, end);
596 end = MAX(url->fragment, end);
597
598 if (end) {
599 end += strlen(end) + 1;
600 cpy_ptr = pecalloc(1, end - url_ptr, persistent);
601 cpy = (php_http_url_t *) cpy_ptr;
602
603 memcpy(cpy_ptr + sizeof(*cpy), url_ptr + sizeof(*url), end - url_ptr - sizeof(*url));
604
605 cpy->scheme = url->scheme ? cpy_ptr + (url->scheme - url_ptr) : NULL;
606 cpy->pass = url->pass ? cpy_ptr + (url->pass - url_ptr) : NULL;
607 cpy->user = url->user ? cpy_ptr + (url->user - url_ptr) : NULL;
608 cpy->host = url->host ? cpy_ptr + (url->host - url_ptr) : NULL;
609 cpy->path = url->path ? cpy_ptr + (url->path - url_ptr) : NULL;
610 cpy->query = url->query ? cpy_ptr + (url->query - url_ptr) : NULL;
611 cpy->fragment = url->fragment ? cpy_ptr + (url->fragment - url_ptr) : NULL;
612 } else {
613 cpy = ecalloc(1, sizeof(*url));
614 }
615
616 cpy->port = url->port;
617
618 return cpy;
619 }
620
621 static size_t parse_mb_utf8(unsigned *wc, const char *ptr, const char *end)
622 {
623 unsigned wchar;
624 size_t consumed = utf8towc(&wchar, (const unsigned char *) ptr, end - ptr);
625
626 if (!consumed || consumed == (size_t) -1) {
627 return 0;
628 }
629
630 if (wc) {
631 *wc = wchar;
632 }
633 return consumed;
634 }
635
636 #ifdef PHP_HTTP_HAVE_WCHAR
637 static size_t parse_mb_loc(unsigned *wc, const char *ptr, const char *end)
638 {
639 wchar_t wchar;
640 size_t consumed = 0;
641 #if defined(HAVE_MBRTOWC)
642 mbstate_t ps = {0};
643
644 consumed = mbrtowc(&wchar, ptr, end - ptr, &ps);
645 #elif defined(HAVE_MBTOWC)
646 consumed = mbtowc(&wchar, ptr, end - ptr);
647 #endif
648
649 if (!consumed || consumed == (size_t) -1) {
650 return 0;
651 }
652
653 if (wc) {
654 *wc = wchar;
655 }
656 return consumed;
657 }
658 #endif
659
660 typedef enum parse_mb_what {
661 PARSE_SCHEME,
662 PARSE_USERINFO,
663 PARSE_HOSTINFO,
664 PARSE_PATH,
665 PARSE_QUERY,
666 PARSE_FRAGMENT
667 } parse_mb_what_t;
668
669 static const char * const parse_what[] = {
670 "scheme",
671 "userinfo",
672 "hostinfo",
673 "path",
674 "query",
675 "fragment"
676 };
677
678 static const char parse_xdigits[] = "0123456789ABCDEF";
679
680 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)
681 {
682 unsigned wchar;
683 size_t consumed = 0;
684
685 if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
686 consumed = parse_mb_utf8(&wchar, ptr, end);
687 }
688 #ifdef PHP_HTTP_HAVE_WCHAR
689 else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
690 consumed = parse_mb_loc(&wchar, ptr, end);
691 }
692 #endif
693
694 while (consumed) {
695 if (!(state->flags & PHP_HTTP_URL_PARSE_TOPCT) || what == PARSE_HOSTINFO || what == PARSE_SCHEME) {
696 if (what == PARSE_HOSTINFO && (state->flags & PHP_HTTP_URL_PARSE_TOIDN)) {
697 /* idna */
698 } else if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
699 if (!isualnum(wchar)) {
700 break;
701 }
702 #ifdef PHP_HTTP_HAVE_WCHAR
703 } else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
704 if (!iswalnum(wchar)) {
705 break;
706 }
707 #endif
708 }
709 PHP_HTTP_DUFF(consumed, state->buffer[state->offset++] = *ptr++);
710 } else {
711 int i = 0;
712
713 PHP_HTTP_DUFF(consumed,
714 state->buffer[state->offset++] = '%';
715 state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) >> 4];
716 state->buffer[state->offset++] = parse_xdigits[((unsigned char) ptr[i]) & 0xf];
717 ++i;
718 );
719 }
720
721 return consumed;
722 }
723
724 if (!silent) {
725 TSRMLS_FETCH_FROM_CTX(state->ts);
726 php_error_docref(NULL TSRMLS_CC, E_WARNING,
727 "Failed to parse %s; unexpected byte 0x%02x at pos %u in '%s'",
728 parse_what[what], (unsigned char) *ptr, (unsigned) (ptr - begin), begin);
729 }
730
731 return 0;
732 }
733
734 static STATUS parse_userinfo(struct parse_state *state, const char *ptr)
735 {
736 size_t mb;
737 const char *password = NULL, *end = state->ptr, *tmp = ptr;
738 TSRMLS_FETCH_FROM_CTX(state->ts);
739
740 state->url.user = &state->buffer[state->offset];
741
742 do {
743 switch (*ptr) {
744 case ':':
745 if (password) {
746 php_error_docref(NULL TSRMLS_CC, E_WARNING,
747 "Failed to parse password; duplicate ':' at pos %u in '%s'",
748 (unsigned) (ptr - tmp), tmp);
749 return FAILURE;
750 }
751 password = ptr + 1;
752 state->buffer[state->offset++] = 0;
753 state->url.pass = &state->buffer[state->offset];
754 break;
755
756 case '%':
757 if (ptr[1] != '%' && (end - ptr <= 2 || !isxdigit(*(ptr+1)) || !isxdigit(*(ptr+2)))) {
758 php_error_docref(NULL TSRMLS_CC, E_WARNING,
759 "Failed to parse userinfo; invalid percent encoding at pos %u in '%s'",
760 (unsigned) (ptr - tmp), tmp);
761 return FAILURE;
762 }
763 state->buffer[state->offset++] = *ptr++;
764 state->buffer[state->offset++] = *ptr++;
765 state->buffer[state->offset++] = *ptr;
766 break;
767
768 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
769 case '+': case ',': case ';': case '=': /* sub-delims */
770 case '-': case '.': case '_': case '~': /* unreserved */
771 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
772 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
773 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
774 case 'V': case 'W': case 'X': case 'Y': case 'Z':
775 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
776 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
777 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
778 case 'v': case 'w': case 'x': case 'y': case 'z':
779 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
780 case '7': case '8': case '9':
781 /* allowed */
782 state->buffer[state->offset++] = *ptr;
783 break;
784
785 default:
786 if (!(mb = parse_mb(state, PARSE_USERINFO, ptr, end, tmp, 0))) {
787 return FAILURE;
788 }
789 ptr += mb - 1;
790 }
791 } while(++ptr != end);
792
793
794 state->buffer[state->offset++] = 0;
795
796 return SUCCESS;
797 }
798
799 static STATUS parse_hostinfo(struct parse_state *state, const char *ptr)
800 {
801 size_t mb, len;
802 const char *end = state->ptr, *tmp = ptr, *port = NULL;
803 TSRMLS_FETCH_FROM_CTX(state->ts);
804
805
806 #ifdef HAVE_INET_PTON
807 if (*ptr == '[') {
808 char *error = NULL, *tmp = memchr(ptr, ']', end - ptr);
809
810 if (tmp) {
811 size_t addrlen = tmp - ptr + 1;
812 char buf[16], *addr = estrndup(ptr + 1, addrlen - 2);
813 int rv = inet_pton(AF_INET6, addr, buf);
814
815 efree(addr);
816 if (rv == 1) {
817 state->buffer[state->offset] = '[';
818 state->url.host = &state->buffer[state->offset];
819 inet_ntop(AF_INET6, buf, state->url.host + 1, state->maxlen - state->offset);
820 state->offset += strlen(state->url.host);
821 state->buffer[state->offset++] = ']';
822 state->buffer[state->offset++] = 0;
823 ptr = tmp + 1;
824 } else if (rv == -1) {
825 error = strerror(errno);
826 } else {
827 error = "unexpected '['";
828 }
829 } else {
830 error = "expected ']'";
831 }
832
833 if (error) {
834 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse hostinfo; %s", error);
835 return FAILURE;
836 }
837 }
838 #endif
839 if (ptr != end) do {
840 switch (*ptr) {
841 case ':':
842 if (port) {
843 php_error_docref(NULL TSRMLS_CC, E_WARNING,
844 "Failed to parse port; unexpected ':' at pos %u in '%s'",
845 (unsigned) (ptr - tmp), tmp);
846 return FAILURE;
847 }
848 port = ptr + 1;
849 break;
850
851 case '%':
852 if (ptr[1] != '%' && (end - ptr <= 2 || !isxdigit(*(ptr+1)) || !isxdigit(*(ptr+2)))) {
853 php_error_docref(NULL TSRMLS_CC, E_WARNING,
854 "Failed to parse hostinfo; invalid percent encoding at pos %u in '%s'",
855 (unsigned) (ptr - tmp), tmp);
856 return FAILURE;
857 }
858 state->buffer[state->offset++] = *ptr++;
859 state->buffer[state->offset++] = *ptr++;
860 state->buffer[state->offset++] = *ptr;
861 break;
862
863 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
864 case '+': case ',': case ';': case '=': /* sub-delims */
865 case '-': case '.': case '_': case '~': /* unreserved */
866 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
867 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
868 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
869 case 'V': case 'W': case 'X': case 'Y': case 'Z':
870 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
871 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
872 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
873 case 'v': case 'w': case 'x': case 'y': case 'z':
874 if (port) {
875 php_error_docref(NULL TSRMLS_CC, E_WARNING,
876 "Failed to parse port; unexpected char '%c' at pos %u in '%s'",
877 (unsigned char) *ptr, (unsigned) (ptr - tmp), tmp);
878 return FAILURE;
879 }
880 /* no break */
881 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
882 case '7': case '8': case '9':
883 /* allowed */
884 if (port) {
885 state->url.port *= 10;
886 state->url.port += *ptr - '0';
887 } else {
888 state->buffer[state->offset++] = *ptr;
889 }
890 break;
891
892 default:
893 if (port) {
894 php_error_docref(NULL TSRMLS_CC, E_WARNING,
895 "Failed to parse port; unexpected byte 0x%02x at pos %u in '%s'",
896 (unsigned char) *ptr, (unsigned) (ptr - tmp), tmp);
897 return FAILURE;
898 } else if (!(mb = parse_mb(state, PARSE_HOSTINFO, ptr, end, tmp, 0))) {
899 return FAILURE;
900 }
901 ptr += mb - 1;
902 }
903 } while (++ptr != end);
904
905 if (!state->url.host) {
906 len = (port ? port - tmp - 1 : end - tmp);
907 state->url.host = &state->buffer[state->offset - len];
908 state->buffer[state->offset++] = 0;
909 }
910
911 #ifdef PHP_HTTP_HAVE_IDN
912 if (state->flags & PHP_HTTP_URL_PARSE_TOIDN) {
913 char *idn = NULL;
914 int rv = -1;
915
916 if (state->flags & PHP_HTTP_URL_PARSE_MBUTF8) {
917 rv = idna_to_ascii_8z(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
918 }
919 # ifdef PHP_HTTP_HAVE_WCHAR
920 else if (state->flags & PHP_HTTP_URL_PARSE_MBLOC) {
921 rv = idna_to_ascii_lz(state->url.host, &idn, IDNA_ALLOW_UNASSIGNED|IDNA_USE_STD3_ASCII_RULES);
922 }
923 # endif
924 if (rv != IDNA_SUCCESS) {
925 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse IDN; %s", idna_strerror(rv));
926 return FAILURE;
927 } else {
928 size_t idnlen = strlen(idn);
929 memcpy(state->url.host, idn, idnlen + 1);
930 free(idn);
931 state->offset += idnlen - len;
932 }
933 }
934 #endif
935
936 return SUCCESS;
937 }
938
939 static const char *parse_authority(struct parse_state *state)
940 {
941 const char *tmp = state->ptr, *host = NULL;
942
943 do {
944 switch (*state->ptr) {
945 case '@':
946 /* userinfo delimiter */
947 if (host) {
948 TSRMLS_FETCH_FROM_CTX(state->ts);
949 php_error_docref(NULL TSRMLS_CC, E_WARNING,
950 "Failed to parse userinfo; unexpected '@'");
951 return NULL;
952 }
953 host = state->ptr + 1;
954 if (tmp != state->ptr && SUCCESS != parse_userinfo(state, tmp)) {
955 return NULL;
956 }
957 tmp = state->ptr + 1;
958 break;
959
960 case '/':
961 case '?':
962 case '#':
963 case '\0':
964 /* host delimiter */
965 if (tmp != state->ptr && SUCCESS != parse_hostinfo(state, tmp)) {
966 return NULL;
967 }
968 return state->ptr;
969 }
970 } while (++state->ptr <= state->end);
971
972 return NULL;
973 }
974
975 static const char *parse_path(struct parse_state *state)
976 {
977 size_t mb;
978 const char *tmp;
979 TSRMLS_FETCH_FROM_CTX(state->ts);
980
981 /* is there actually a path to parse? */
982 if (!*state->ptr) {
983 return state->ptr;
984 }
985 tmp = state->ptr;
986 state->url.path = &state->buffer[state->offset];
987
988 do {
989 switch (*state->ptr) {
990 case '#':
991 case '?':
992 goto done;
993
994 case '%':
995 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
996 php_error_docref(NULL TSRMLS_CC, E_WARNING,
997 "Failed to parse path; invalid percent encoding at pos %u in '%s'",
998 (unsigned) (state->ptr - tmp), tmp);
999 return NULL;
1000 }
1001 state->buffer[state->offset++] = *state->ptr++;
1002 state->buffer[state->offset++] = *state->ptr++;
1003 state->buffer[state->offset++] = *state->ptr;
1004 break;
1005
1006 case '/': /* yeah, well */
1007 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
1008 case '+': case ',': case ';': case '=': /* sub-delims */
1009 case '-': case '.': case '_': case '~': /* unreserved */
1010 case ':': case '@': /* pchar */
1011 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1012 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1013 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1014 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1015 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1016 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1017 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1018 case 'v': case 'w': case 'x': case 'y': case 'z':
1019 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1020 case '7': case '8': case '9':
1021 /* allowed */
1022 state->buffer[state->offset++] = *state->ptr;
1023 break;
1024
1025 default:
1026 if (!(mb = parse_mb(state, PARSE_PATH, state->ptr, state->end, tmp, 0))) {
1027 return NULL;
1028 }
1029 state->ptr += mb - 1;
1030 }
1031 } while (++state->ptr < state->end);
1032
1033 done:
1034 /* did we have any path component ? */
1035 if (tmp != state->ptr) {
1036 state->buffer[state->offset++] = 0;
1037 } else {
1038 state->url.path = NULL;
1039 }
1040 return state->ptr;
1041 }
1042
1043 static const char *parse_query(struct parse_state *state)
1044 {
1045 size_t mb;
1046 const char *tmp = state->ptr + !!*state->ptr;
1047 TSRMLS_FETCH_FROM_CTX(state->ts);
1048
1049 /* is there actually a query to parse? */
1050 if (*state->ptr != '?') {
1051 return state->ptr;
1052 }
1053
1054 /* skip initial '?' */
1055 tmp = ++state->ptr;
1056 state->url.query = &state->buffer[state->offset];
1057
1058 do {
1059 switch (*state->ptr) {
1060 case '#':
1061 goto done;
1062
1063 case '%':
1064 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
1065 php_error_docref(NULL TSRMLS_CC, E_WARNING,
1066 "Failed to parse query; invalid percent encoding at pos %u in '%s'",
1067 (unsigned) (state->ptr - tmp), tmp);
1068 return NULL;
1069 }
1070 state->buffer[state->offset++] = *state->ptr++;
1071 state->buffer[state->offset++] = *state->ptr++;
1072 state->buffer[state->offset++] = *state->ptr;
1073 break;
1074
1075 case ']':
1076 case '[':
1077 if (state->flags & PHP_HTTP_URL_PARSE_TOPCT) {
1078 state->buffer[state->offset++] = '%';
1079 state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) >> 4];
1080 state->buffer[state->offset++] = parse_xdigits[((unsigned char) *state->ptr) & 0xf];
1081 break;
1082 }
1083 /* no break */
1084
1085 case '?': case '/': /* yeah, well */
1086 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
1087 case '+': case ',': case ';': case '=': /* sub-delims */
1088 case '-': case '.': case '_': case '~': /* unreserved */
1089 case ':': case '@': /* pchar */
1090 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1091 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1092 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1093 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1094 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1095 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1096 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1097 case 'v': case 'w': case 'x': case 'y': case 'z':
1098 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1099 case '7': case '8': case '9':
1100 /* allowed */
1101 state->buffer[state->offset++] = *state->ptr;
1102 break;
1103
1104 default:
1105 if (!(mb = parse_mb(state, PARSE_QUERY, state->ptr, state->end, tmp, 0))) {
1106 return NULL;
1107 }
1108 state->ptr += mb - 1;
1109 }
1110 } while (++state->ptr < state->end);
1111
1112 done:
1113 state->buffer[state->offset++] = 0;
1114 return state->ptr;
1115 }
1116
1117 static const char *parse_fragment(struct parse_state *state)
1118 {
1119 size_t mb;
1120 const char *tmp;
1121 TSRMLS_FETCH_FROM_CTX(state->ts);
1122
1123 /* is there actually a fragment to parse? */
1124 if (*state->ptr != '#') {
1125 return state->ptr;
1126 }
1127
1128 /* skip initial '#' */
1129 tmp = ++state->ptr;
1130 state->url.fragment = &state->buffer[state->offset];
1131
1132 do {
1133 switch (*state->ptr) {
1134 case '%':
1135 if (state->ptr[1] != '%' && (state->end - state->ptr <= 2 || !isxdigit(*(state->ptr+1)) || !isxdigit(*(state->ptr+2)))) {
1136 php_error_docref(NULL TSRMLS_CC, E_WARNING,
1137 "Failed to parse fragment; invalid percent encoding at pos %u in '%s'",
1138 (unsigned) (state->ptr - tmp), tmp);
1139 return NULL;
1140 }
1141 state->buffer[state->offset++] = *state->ptr++;
1142 state->buffer[state->offset++] = *state->ptr++;
1143 state->buffer[state->offset++] = *state->ptr;
1144 break;
1145
1146 case '?': case '/':
1147 case '!': case '$': case '&': case '\'': case '(': case ')': case '*':
1148 case '+': case ',': case ';': case '=': /* sub-delims */
1149 case '-': case '.': case '_': case '~': /* unreserved */
1150 case ':': case '@': /* pchar */
1151 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1152 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1153 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1154 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1155 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1156 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1157 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1158 case 'v': case 'w': case 'x': case 'y': case 'z':
1159 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1160 case '7': case '8': case '9':
1161 /* allowed */
1162 state->buffer[state->offset++] = *state->ptr;
1163 break;
1164
1165 default:
1166 if (!(mb = parse_mb(state, PARSE_FRAGMENT, state->ptr, state->end, tmp, 0))) {
1167 return NULL;
1168 }
1169 state->ptr += mb - 1;
1170 }
1171 } while (++state->ptr < state->end);
1172
1173 state->buffer[state->offset++] = 0;
1174 return state->ptr;
1175 }
1176
1177 static const char *parse_hier(struct parse_state *state)
1178 {
1179 if (*state->ptr == '/') {
1180 if (state->end - state->ptr > 1) {
1181 if (*(state->ptr + 1) == '/') {
1182 state->ptr += 2;
1183 if (!(state->ptr = parse_authority(state))) {
1184 return NULL;
1185 }
1186 }
1187 }
1188 }
1189 return parse_path(state);
1190 }
1191
1192 static const char *parse_scheme(struct parse_state *state)
1193 {
1194 size_t mb;
1195 const char *tmp = state->ptr;
1196
1197 do {
1198 switch (*state->ptr) {
1199 case ':':
1200 /* scheme delimiter */
1201 state->url.scheme = &state->buffer[0];
1202 state->buffer[state->offset++] = 0;
1203 return ++state->ptr;
1204
1205 case '0': case '1': case '2': case '3': case '4': case '5': case '6':
1206 case '7': case '8': case '9':
1207 case '+': case '-': case '.':
1208 if (state->ptr == tmp) {
1209 return tmp;
1210 }
1211 /* no break */
1212 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': case 'G':
1213 case 'H': case 'I': case 'J': case 'K': case 'L': case 'M': case 'N':
1214 case 'O': case 'P': case 'Q': case 'R': case 'S': case 'T': case 'U':
1215 case 'V': case 'W': case 'X': case 'Y': case 'Z':
1216 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g':
1217 case 'h': case 'i': case 'j': case 'k': case 'l': case 'm': case 'n':
1218 case 'o': case 'p': case 'q': case 'r': case 's': case 't': case 'u':
1219 case 'v': case 'w': case 'x': case 'y': case 'z':
1220 /* scheme part */
1221 state->buffer[state->offset++] = *state->ptr;
1222 break;
1223
1224 default:
1225 if (!(mb = parse_mb(state, PARSE_SCHEME, state->ptr, state->end, tmp, 1))) {
1226 /* soft fail; parse path next */
1227 return tmp;
1228 }
1229 state->ptr += mb - 1;
1230 }
1231 } while (++state->ptr != state->end);
1232
1233 return state->ptr = tmp;
1234 }
1235
1236 php_http_url_t *php_http_url_parse(const char *str, size_t len, unsigned flags TSRMLS_DC)
1237 {
1238 size_t maxlen = 3 * len;
1239 struct parse_state *state = ecalloc(1, sizeof(*state) + maxlen);
1240
1241 state->end = str + len;
1242 state->ptr = str;
1243 state->flags = flags;
1244 state->maxlen = maxlen;
1245 TSRMLS_SET_CTX(state->ts);
1246
1247 if (!parse_scheme(state)) {
1248 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL scheme: '%s'", state->ptr);
1249 efree(state);
1250 return NULL;
1251 }
1252
1253 if (!parse_hier(state)) {
1254 efree(state);
1255 return NULL;
1256 }
1257
1258 if (!parse_query(state)) {
1259 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL query: '%s'", state->ptr);
1260 efree(state);
1261 return NULL;
1262 }
1263
1264 if (!parse_fragment(state)) {
1265 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to parse URL fragment: '%s'", state->ptr);
1266 efree(state);
1267 return NULL;
1268 }
1269
1270 return (php_http_url_t *) state;
1271 }
1272
1273 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl___construct, 0, 0, 0)
1274 ZEND_ARG_INFO(0, old_url)
1275 ZEND_ARG_INFO(0, new_url)
1276 ZEND_ARG_INFO(0, flags)
1277 ZEND_END_ARG_INFO();
1278 PHP_METHOD(HttpUrl, __construct)
1279 {
1280 zval *new_url = NULL, *old_url = NULL;
1281 long flags = PHP_HTTP_URL_FROM_ENV;
1282 zend_error_handling zeh;
1283
1284 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|z!z!l", &old_url, &new_url, &flags), invalid_arg, return);
1285
1286 zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
1287 {
1288 php_http_url_t *res_purl, *new_purl = NULL, *old_purl = NULL;
1289
1290 if (new_url) {
1291 new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
1292 if (!new_purl) {
1293 zend_restore_error_handling(&zeh TSRMLS_CC);
1294 return;
1295 }
1296 }
1297 if (old_url) {
1298 old_purl = php_http_url_from_zval(old_url, flags TSRMLS_CC);
1299 if (!old_purl) {
1300 if (new_purl) {
1301 php_http_url_free(&new_purl);
1302 }
1303 zend_restore_error_handling(&zeh TSRMLS_CC);
1304 return;
1305 }
1306 }
1307
1308 res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
1309 php_http_url_to_struct(res_purl, getThis() TSRMLS_CC);
1310
1311 php_http_url_free(&res_purl);
1312 if (old_purl) {
1313 php_http_url_free(&old_purl);
1314 }
1315 if (new_purl) {
1316 php_http_url_free(&new_purl);
1317 }
1318 }
1319 zend_restore_error_handling(&zeh TSRMLS_CC);
1320 }
1321
1322 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_mod, 0, 0, 1)
1323 ZEND_ARG_INFO(0, more_url_parts)
1324 ZEND_ARG_INFO(0, flags)
1325 ZEND_END_ARG_INFO();
1326 PHP_METHOD(HttpUrl, mod)
1327 {
1328 zval *new_url = NULL;
1329 long flags = PHP_HTTP_URL_JOIN_PATH | PHP_HTTP_URL_JOIN_QUERY;
1330 zend_error_handling zeh;
1331
1332 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z!|l", &new_url, &flags), invalid_arg, return);
1333
1334 zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
1335 {
1336 php_http_url_t *new_purl = NULL, *old_purl = NULL;
1337
1338 if (new_url) {
1339 new_purl = php_http_url_from_zval(new_url, flags TSRMLS_CC);
1340 if (!new_purl) {
1341 zend_restore_error_handling(&zeh TSRMLS_CC);
1342 return;
1343 }
1344 }
1345
1346 if ((old_purl = php_http_url_from_struct(HASH_OF(getThis())))) {
1347 php_http_url_t *res_purl;
1348
1349 ZVAL_OBJVAL(return_value, zend_objects_clone_obj(getThis() TSRMLS_CC), 0);
1350
1351 res_purl = php_http_url_mod(old_purl, new_purl, flags TSRMLS_CC);
1352 php_http_url_to_struct(res_purl, return_value TSRMLS_CC);
1353
1354 php_http_url_free(&res_purl);
1355 php_http_url_free(&old_purl);
1356 }
1357 if (new_purl) {
1358 php_http_url_free(&new_purl);
1359 }
1360 }
1361 zend_restore_error_handling(&zeh TSRMLS_CC);
1362 }
1363
1364 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_toString, 0, 0, 0)
1365 ZEND_END_ARG_INFO();
1366 PHP_METHOD(HttpUrl, toString)
1367 {
1368 if (SUCCESS == zend_parse_parameters_none()) {
1369 php_http_url_t *purl;
1370
1371 if ((purl = php_http_url_from_struct(HASH_OF(getThis())))) {
1372 char *str;
1373 size_t len;
1374
1375 php_http_url_to_string(purl, &str, &len, 0);
1376 php_http_url_free(&purl);
1377 RETURN_STRINGL(str, len, 0);
1378 }
1379 }
1380 RETURN_EMPTY_STRING();
1381 }
1382
1383 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_toArray, 0, 0, 0)
1384 ZEND_END_ARG_INFO();
1385 PHP_METHOD(HttpUrl, toArray)
1386 {
1387 php_http_url_t *purl;
1388
1389 if (SUCCESS != zend_parse_parameters_none()) {
1390 return;
1391 }
1392
1393 /* strip any non-URL properties */
1394 purl = php_http_url_from_struct(HASH_OF(getThis()));
1395 php_http_url_to_struct(purl, return_value TSRMLS_CC);
1396 php_http_url_free(&purl);
1397 }
1398
1399 ZEND_BEGIN_ARG_INFO_EX(ai_HttpUrl_parse, 0, 0, 1)
1400 ZEND_ARG_INFO(0, url)
1401 ZEND_ARG_INFO(0, flags)
1402 ZEND_END_ARG_INFO();
1403 PHP_METHOD(HttpUrl, parse)
1404 {
1405 char *str;
1406 int len;
1407 long flags = 0;
1408 php_http_url_t *url;
1409 zend_error_handling zeh;
1410
1411 php_http_expect(SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &str, &len, &flags), invalid_arg, return);
1412
1413 zend_replace_error_handling(EH_THROW, php_http_exception_bad_url_class_entry, &zeh TSRMLS_CC);
1414 if ((url = php_http_url_parse(str, len, flags TSRMLS_CC))) {
1415 object_init_ex(return_value, php_http_url_class_entry);
1416 if (url->scheme) {
1417 zend_update_property_string(php_http_url_class_entry, return_value,
1418 ZEND_STRL("scheme"), url->scheme TSRMLS_CC);
1419 }
1420 if (url->user) {
1421 zend_update_property_string(php_http_url_class_entry, return_value,
1422 ZEND_STRL("user"), url->user TSRMLS_CC);
1423 }
1424 if (url->pass) {
1425 zend_update_property_string(php_http_url_class_entry, return_value,
1426 ZEND_STRL("pass"), url->pass TSRMLS_CC);
1427 }
1428 if (url->host) {
1429 zend_update_property_string(php_http_url_class_entry, return_value,
1430 ZEND_STRL("host"), url->host TSRMLS_CC);
1431 }
1432 if (url->port) {
1433 zend_update_property_long(php_http_url_class_entry, return_value,
1434 ZEND_STRL("port"), url->port TSRMLS_CC);
1435 }
1436 if (url->path) {
1437 zend_update_property_string(php_http_url_class_entry, return_value,
1438 ZEND_STRL("path"), url->path TSRMLS_CC);
1439 }
1440 if (url->query) {
1441 zend_update_property_string(php_http_url_class_entry, return_value,
1442 ZEND_STRL("query"), url->query TSRMLS_CC);
1443 }
1444 if (url->fragment) {
1445 zend_update_property_string(php_http_url_class_entry, return_value,
1446 ZEND_STRL("fragment"), url->fragment TSRMLS_CC);
1447 }
1448 php_http_url_free(&url);
1449 }
1450 zend_restore_error_handling(&zeh TSRMLS_CC);
1451 }
1452
1453 static zend_function_entry php_http_url_methods[] = {
1454 PHP_ME(HttpUrl, __construct, ai_HttpUrl___construct, ZEND_ACC_PUBLIC|ZEND_ACC_CTOR)
1455 PHP_ME(HttpUrl, mod, ai_HttpUrl_mod, ZEND_ACC_PUBLIC)
1456 PHP_ME(HttpUrl, toString, ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
1457 ZEND_MALIAS(HttpUrl, __toString, toString, ai_HttpUrl_toString, ZEND_ACC_PUBLIC)
1458 PHP_ME(HttpUrl, toArray, ai_HttpUrl_toArray, ZEND_ACC_PUBLIC)
1459 PHP_ME(HttpUrl, parse, ai_HttpUrl_parse, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
1460 EMPTY_FUNCTION_ENTRY
1461 };
1462
1463 zend_class_entry *php_http_url_class_entry;
1464
1465 PHP_MINIT_FUNCTION(http_url)
1466 {
1467 zend_class_entry ce = {0};
1468
1469 INIT_NS_CLASS_ENTRY(ce, "http", "Url", php_http_url_methods);
1470 php_http_url_class_entry = zend_register_internal_class(&ce TSRMLS_CC);
1471
1472 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("scheme"), ZEND_ACC_PUBLIC TSRMLS_CC);
1473 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("user"), ZEND_ACC_PUBLIC TSRMLS_CC);
1474 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("pass"), ZEND_ACC_PUBLIC TSRMLS_CC);
1475 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("host"), ZEND_ACC_PUBLIC TSRMLS_CC);
1476 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("port"), ZEND_ACC_PUBLIC TSRMLS_CC);
1477 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("path"), ZEND_ACC_PUBLIC TSRMLS_CC);
1478 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("query"), ZEND_ACC_PUBLIC TSRMLS_CC);
1479 zend_declare_property_null(php_http_url_class_entry, ZEND_STRL("fragment"), ZEND_ACC_PUBLIC TSRMLS_CC);
1480
1481 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("REPLACE"), PHP_HTTP_URL_REPLACE TSRMLS_CC);
1482 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("JOIN_PATH"), PHP_HTTP_URL_JOIN_PATH TSRMLS_CC);
1483 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("JOIN_QUERY"), PHP_HTTP_URL_JOIN_QUERY TSRMLS_CC);
1484 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_USER"), PHP_HTTP_URL_STRIP_USER TSRMLS_CC);
1485 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PASS"), PHP_HTTP_URL_STRIP_PASS TSRMLS_CC);
1486 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_AUTH"), PHP_HTTP_URL_STRIP_AUTH TSRMLS_CC);
1487 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PORT"), PHP_HTTP_URL_STRIP_PORT TSRMLS_CC);
1488 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_PATH"), PHP_HTTP_URL_STRIP_PATH TSRMLS_CC);
1489 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_QUERY"), PHP_HTTP_URL_STRIP_QUERY TSRMLS_CC);
1490 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_FRAGMENT"), PHP_HTTP_URL_STRIP_FRAGMENT TSRMLS_CC);
1491 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("STRIP_ALL"), PHP_HTTP_URL_STRIP_ALL TSRMLS_CC);
1492 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("FROM_ENV"), PHP_HTTP_URL_FROM_ENV TSRMLS_CC);
1493 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("SANITIZE_PATH"), PHP_HTTP_URL_SANITIZE_PATH TSRMLS_CC);
1494
1495 #ifdef PHP_HTTP_HAVE_WCHAR
1496 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBLOC"), PHP_HTTP_URL_PARSE_MBLOC TSRMLS_CC);
1497 #endif
1498 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_MBUTF8"), PHP_HTTP_URL_PARSE_MBUTF8 TSRMLS_CC);
1499 #ifdef PHP_HTTP_HAVE_IDN
1500 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOIDN"), PHP_HTTP_URL_PARSE_TOIDN TSRMLS_CC);
1501 #endif
1502 zend_declare_class_constant_long(php_http_url_class_entry, ZEND_STRL("PARSE_TOPCT"), PHP_HTTP_URL_PARSE_TOPCT TSRMLS_CC);
1503
1504 return SUCCESS;
1505 }
1506
1507
1508 /*
1509 * Local variables:
1510 * tab-width: 4
1511 * c-basic-offset: 4
1512 * End:
1513 * vim600: noet sw=4 ts=4 fdm=marker
1514 * vim<600: noet sw=4 ts=4
1515 */
1516
Extended HTTP Support