/src/php-src/ext/standard/url_scanner_ex.c
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1 | | /* Generated by re2c 1.3 */ |
2 | | #line 1 "ext/standard/url_scanner_ex.re" |
3 | | /* |
4 | | +----------------------------------------------------------------------+ |
5 | | | Copyright (c) The PHP Group | |
6 | | +----------------------------------------------------------------------+ |
7 | | | This source file is subject to version 3.01 of the PHP license, | |
8 | | | that is bundled with this package in the file LICENSE, and is | |
9 | | | available through the world-wide-web at the following url: | |
10 | | | https://www.php.net/license/3_01.txt | |
11 | | | If you did not receive a copy of the PHP license and are unable to | |
12 | | | obtain it through the world-wide-web, please send a note to | |
13 | | | license@php.net so we can mail you a copy immediately. | |
14 | | +----------------------------------------------------------------------+ |
15 | | | Author: Sascha Schumann <sascha@schumann.cx> | |
16 | | | Yasuo Ohgaki <yohgaki@ohgaki.net> | |
17 | | +----------------------------------------------------------------------+ |
18 | | */ |
19 | | |
20 | | #include "php.h" |
21 | | |
22 | | #ifdef HAVE_UNISTD_H |
23 | | #include <unistd.h> |
24 | | #endif |
25 | | |
26 | | #include <limits.h> |
27 | | #include <stdio.h> |
28 | | #include <stdlib.h> |
29 | | #include <string.h> |
30 | | |
31 | | #include "SAPI.h" |
32 | | #include "php_ini.h" |
33 | | #include "php_globals.h" |
34 | | #include "php_string.h" |
35 | | #define STATE_TAG SOME_OTHER_STATE_TAG |
36 | | #include "basic_functions.h" |
37 | | #include "url.h" |
38 | | #include "html.h" |
39 | | #undef STATE_TAG |
40 | | |
41 | | #define url_scanner url_scanner_ex |
42 | | |
43 | | #include "zend_smart_str.h" |
44 | | |
45 | | static void tag_dtor(zval *zv) |
46 | 0 | { |
47 | 0 | free(Z_PTR_P(zv)); |
48 | 0 | } |
49 | | |
50 | | static zend_result php_ini_on_update_tags(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage, bool is_session) |
51 | 32 | { |
52 | 32 | url_adapt_state_ex_t *ctx; |
53 | 32 | char *key; |
54 | 32 | char *tmp; |
55 | 32 | char *lasts = NULL; |
56 | | |
57 | 32 | if (is_session) { |
58 | 16 | ctx = &BG(url_adapt_session_ex); |
59 | 16 | } else { |
60 | 16 | ctx = &BG(url_adapt_output_ex); |
61 | 16 | } |
62 | | |
63 | 32 | tmp = estrndup(ZSTR_VAL(new_value), ZSTR_LEN(new_value)); |
64 | | |
65 | 32 | if (ctx->tags) |
66 | 0 | zend_hash_destroy(ctx->tags); |
67 | 32 | else { |
68 | 32 | ctx->tags = malloc(sizeof(HashTable)); |
69 | 32 | if (!ctx->tags) { |
70 | 0 | efree(tmp); |
71 | 0 | return FAILURE; |
72 | 0 | } |
73 | 32 | } |
74 | | |
75 | 32 | zend_hash_init(ctx->tags, 0, NULL, tag_dtor, 1); |
76 | | |
77 | 32 | for (key = php_strtok_r(tmp, ",", &lasts); |
78 | 112 | key; |
79 | 80 | key = php_strtok_r(NULL, ",", &lasts)) { |
80 | 80 | char *val; |
81 | | |
82 | 80 | val = strchr(key, '='); |
83 | 80 | if (val) { |
84 | 80 | char *q; |
85 | 80 | size_t keylen; |
86 | 80 | zend_string *str; |
87 | | |
88 | 80 | *val++ = '\0'; |
89 | 368 | for (q = key; *q; q++) { |
90 | 288 | *q = tolower(*q); |
91 | 288 | } |
92 | 80 | keylen = q - key; |
93 | 80 | str = zend_string_init(key, keylen, 1); |
94 | 80 | GC_MAKE_PERSISTENT_LOCAL(str); |
95 | 80 | zend_hash_add_mem(ctx->tags, str, val, strlen(val)+1); |
96 | 80 | zend_string_release_ex(str, 1); |
97 | 80 | } |
98 | 80 | } |
99 | | |
100 | 32 | efree(tmp); |
101 | | |
102 | 32 | return SUCCESS; |
103 | 32 | } |
104 | | |
105 | | static PHP_INI_MH(OnUpdateSessionTags) |
106 | 16 | { |
107 | 16 | if (!zend_string_starts_with_literal(new_value, "a=href,area=href,frame=src,form=")) { |
108 | 0 | php_error_docref("session.configuration", E_DEPRECATED, "Usage of session.trans_sid_tags INI setting is deprecated"); |
109 | 0 | } |
110 | 16 | return php_ini_on_update_tags(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, /* is_session */ true); |
111 | 16 | } |
112 | | |
113 | | static PHP_INI_MH(OnUpdateOutputTags) |
114 | 16 | { |
115 | 16 | return php_ini_on_update_tags(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, /* is_session */ false); |
116 | 16 | } |
117 | | |
118 | | static zend_result php_ini_on_update_hosts(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage, bool is_session) |
119 | 32 | { |
120 | 32 | HashTable *hosts; |
121 | 32 | char *key; |
122 | 32 | char *tmp; |
123 | 32 | char *lasts = NULL; |
124 | | |
125 | 32 | if (is_session) { |
126 | 16 | hosts = &BG(url_adapt_session_hosts_ht); |
127 | 16 | } else { |
128 | 16 | hosts = &BG(url_adapt_output_hosts_ht); |
129 | 16 | } |
130 | 32 | zend_hash_clean(hosts); |
131 | | |
132 | | /* Use user supplied host whitelist */ |
133 | 32 | tmp = estrndup(ZSTR_VAL(new_value), ZSTR_LEN(new_value)); |
134 | 32 | for (key = php_strtok_r(tmp, ",", &lasts); |
135 | 32 | key; |
136 | 32 | key = php_strtok_r(NULL, ",", &lasts)) { |
137 | 0 | size_t keylen; |
138 | 0 | zend_string *tmp_key; |
139 | 0 | char *q; |
140 | |
|
141 | 0 | for (q = key; *q; q++) { |
142 | 0 | *q = tolower(*q); |
143 | 0 | } |
144 | 0 | keylen = q - key; |
145 | 0 | if (keylen > 0) { |
146 | | /* Note: the hash table is persistently allocated, so the strings must be too! */ |
147 | 0 | tmp_key = zend_string_init(key, keylen, true); |
148 | 0 | GC_MAKE_PERSISTENT_LOCAL(tmp_key); |
149 | 0 | zend_hash_add_empty_element(hosts, tmp_key); |
150 | 0 | zend_string_release_ex(tmp_key, true); |
151 | 0 | } |
152 | 0 | } |
153 | 32 | efree(tmp); |
154 | | |
155 | 32 | return SUCCESS; |
156 | 32 | } |
157 | | |
158 | | static PHP_INI_MH(OnUpdateSessionHosts) |
159 | 16 | { |
160 | 16 | if (ZSTR_LEN(new_value) != 0) { |
161 | 0 | php_error_docref("session.configuration", E_DEPRECATED, "Usage of session.trans_sid_hosts INI setting is deprecated"); |
162 | 0 | } |
163 | 16 | return php_ini_on_update_hosts(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, /* is_session */ true); |
164 | 16 | } |
165 | | |
166 | | static PHP_INI_MH(OnUpdateOutputHosts) |
167 | 16 | { |
168 | 16 | return php_ini_on_update_hosts(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, /* is_session */ false); |
169 | 16 | } |
170 | | |
171 | | /* FIXME: OnUpdate*Hosts cannot set default to $_SERVER['HTTP_HOST'] at startup */ |
172 | | PHP_INI_BEGIN() |
173 | | STD_PHP_INI_ENTRY("session.trans_sid_tags", "a=href,area=href,frame=src,form=", PHP_INI_ALL, OnUpdateSessionTags, url_adapt_session_ex, php_basic_globals, basic_globals) |
174 | | STD_PHP_INI_ENTRY("session.trans_sid_hosts", "", PHP_INI_ALL, OnUpdateSessionHosts, url_adapt_session_hosts_ht, php_basic_globals, basic_globals) |
175 | | STD_PHP_INI_ENTRY("url_rewriter.tags", "form=", PHP_INI_ALL, OnUpdateOutputTags, url_adapt_session_ex, php_basic_globals, basic_globals) |
176 | | STD_PHP_INI_ENTRY("url_rewriter.hosts", "", PHP_INI_ALL, OnUpdateOutputHosts, url_adapt_session_hosts_ht, php_basic_globals, basic_globals) |
177 | | PHP_INI_END() |
178 | | |
179 | | #line 183 "ext/standard/url_scanner_ex.re" |
180 | | |
181 | | |
182 | | #define YYFILL(n) goto done |
183 | | #define YYCTYPE unsigned char |
184 | | #define YYCURSOR p |
185 | | #define YYLIMIT q |
186 | | #define YYMARKER r |
187 | | |
188 | | static inline void append_modified_url(smart_str *url, smart_str *dest, smart_str *url_app, const zend_string *separator, int type) |
189 | 0 | { |
190 | 0 | php_url *url_parts; |
191 | |
|
192 | 0 | smart_str_0(url); /* FIXME: Bug #70480 php_url_parse_ex() crashes by processing chars exceed len */ |
193 | 0 | url_parts = php_url_parse_ex(ZSTR_VAL(url->s), ZSTR_LEN(url->s)); |
194 | | |
195 | | /* Ignore malformed URLs */ |
196 | 0 | if (!url_parts) { |
197 | 0 | smart_str_append_smart_str(dest, url); |
198 | 0 | return; |
199 | 0 | } |
200 | | |
201 | | /* Don't modify URLs of the format "#mark" */ |
202 | 0 | if (url_parts->fragment && '#' == ZSTR_VAL(url->s)[0]) { |
203 | 0 | smart_str_append_smart_str(dest, url); |
204 | 0 | php_url_free(url_parts); |
205 | 0 | return; |
206 | 0 | } |
207 | | |
208 | | /* Check protocol. Only http/https is allowed. */ |
209 | 0 | if (url_parts->scheme |
210 | 0 | && !zend_string_equals_literal_ci(url_parts->scheme, "http") |
211 | 0 | && !zend_string_equals_literal_ci(url_parts->scheme, "https")) { |
212 | 0 | smart_str_append_smart_str(dest, url); |
213 | 0 | php_url_free(url_parts); |
214 | 0 | return; |
215 | 0 | } |
216 | | |
217 | | /* Check host whitelist. If it's not listed, do nothing. */ |
218 | 0 | if (url_parts->host) { |
219 | 0 | zend_string *tmp = zend_string_tolower(url_parts->host); |
220 | 0 | HashTable *allowed_hosts = type ? &BG(url_adapt_session_hosts_ht) : &BG(url_adapt_output_hosts_ht); |
221 | 0 | if (!zend_hash_exists(allowed_hosts, tmp)) { |
222 | 0 | zend_string_release_ex(tmp, 0); |
223 | 0 | smart_str_append_smart_str(dest, url); |
224 | 0 | php_url_free(url_parts); |
225 | 0 | return; |
226 | 0 | } |
227 | 0 | zend_string_release_ex(tmp, 0); |
228 | 0 | } |
229 | | |
230 | | /* |
231 | | * When URL does not have path and query string add "/?". |
232 | | * i.e. If URL is only "?foo=bar", should not add "/?". |
233 | | */ |
234 | 0 | if (!url_parts->path && !url_parts->query && !url_parts->fragment) { |
235 | | /* URL is http://php.net or like */ |
236 | 0 | smart_str_append_smart_str(dest, url); |
237 | 0 | smart_str_appendc(dest, '/'); |
238 | 0 | smart_str_appendc(dest, '?'); |
239 | 0 | smart_str_append_smart_str(dest, url_app); |
240 | 0 | php_url_free(url_parts); |
241 | 0 | return; |
242 | 0 | } |
243 | | |
244 | 0 | if (url_parts->scheme) { |
245 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->scheme)); |
246 | 0 | smart_str_appends(dest, "://"); |
247 | 0 | } else if (*(ZSTR_VAL(url->s)) == '/' && *(ZSTR_VAL(url->s)+1) == '/') { |
248 | 0 | smart_str_appends(dest, "//"); |
249 | 0 | } |
250 | 0 | if (url_parts->user) { |
251 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->user)); |
252 | 0 | if (url_parts->pass) { |
253 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->pass)); |
254 | 0 | smart_str_appendc(dest, ':'); |
255 | 0 | } |
256 | 0 | smart_str_appendc(dest, '@'); |
257 | 0 | } |
258 | 0 | if (url_parts->host) { |
259 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->host)); |
260 | 0 | } |
261 | 0 | if (url_parts->port) { |
262 | 0 | smart_str_appendc(dest, ':'); |
263 | 0 | smart_str_append_unsigned(dest, (long)url_parts->port); |
264 | 0 | } |
265 | 0 | if (url_parts->path) { |
266 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->path)); |
267 | 0 | } |
268 | 0 | smart_str_appendc(dest, '?'); |
269 | 0 | if (url_parts->query) { |
270 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->query)); |
271 | 0 | smart_str_append(dest, separator); |
272 | 0 | smart_str_append_smart_str(dest, url_app); |
273 | 0 | } else { |
274 | 0 | smart_str_append_smart_str(dest, url_app); |
275 | 0 | } |
276 | 0 | if (url_parts->fragment) { |
277 | 0 | smart_str_appendc(dest, '#'); |
278 | 0 | smart_str_appends(dest, ZSTR_VAL(url_parts->fragment)); |
279 | 0 | } |
280 | 0 | php_url_free(url_parts); |
281 | 0 | } |
282 | | |
283 | | enum { |
284 | | TAG_NORMAL = 0, |
285 | | TAG_FORM |
286 | | }; |
287 | | |
288 | | enum { |
289 | | ATTR_NORMAL = 0, |
290 | | ATTR_ACTION |
291 | | }; |
292 | | |
293 | | #undef YYFILL |
294 | | #undef YYCTYPE |
295 | | #undef YYCURSOR |
296 | | #undef YYLIMIT |
297 | | #undef YYMARKER |
298 | | |
299 | | static inline void tag_arg(url_adapt_state_ex_t *ctx, char quotes, char type) |
300 | 0 | { |
301 | 0 | char f = 0; |
302 | | |
303 | | /* arg.s is string WITHOUT NUL. |
304 | | To avoid partial match, NUL is added here */ |
305 | 0 | ZSTR_VAL(ctx->arg.s)[ZSTR_LEN(ctx->arg.s)] = '\0'; |
306 | 0 | if (!strcasecmp(ZSTR_VAL(ctx->arg.s), ctx->lookup_data)) { |
307 | 0 | f = 1; |
308 | 0 | } |
309 | |
|
310 | 0 | if (quotes) { |
311 | 0 | smart_str_appendc(&ctx->result, type); |
312 | 0 | } |
313 | 0 | if (f) { |
314 | 0 | append_modified_url(&ctx->val, &ctx->result, &ctx->url_app, PG(arg_separator).output, ctx->type); |
315 | 0 | } else { |
316 | 0 | smart_str_append_smart_str(&ctx->result, &ctx->val); |
317 | 0 | } |
318 | 0 | if (quotes) { |
319 | 0 | smart_str_appendc(&ctx->result, type); |
320 | 0 | } |
321 | 0 | } |
322 | | |
323 | | enum { |
324 | | STATE_PLAIN = 0, |
325 | | STATE_TAG, |
326 | | STATE_NEXT_ARG, |
327 | | STATE_ARG, |
328 | | STATE_BEFORE_VAL, |
329 | | STATE_VAL |
330 | | }; |
331 | | |
332 | 0 | #define YYFILL(n) goto stop |
333 | 0 | #define YYCTYPE unsigned char |
334 | 0 | #define YYCURSOR xp |
335 | 0 | #define YYLIMIT end |
336 | 0 | #define YYMARKER q |
337 | 0 | #define STATE ctx->state |
338 | | |
339 | | #define STD_PARA url_adapt_state_ex_t *ctx, char *start, char *YYCURSOR |
340 | 0 | #define STD_ARGS ctx, start, xp |
341 | | |
342 | | #ifdef SCANNER_DEBUG |
343 | | #define scdebug(x) printf x |
344 | | #else |
345 | | #define scdebug(x) |
346 | | #endif |
347 | | |
348 | | static inline void passthru(STD_PARA) |
349 | 0 | { |
350 | 0 | scdebug(("appending %d chars, starting with %c\n", YYCURSOR-start, *start)); |
351 | 0 | smart_str_appendl(&ctx->result, start, YYCURSOR - start); |
352 | 0 | } |
353 | | |
354 | | |
355 | | static zend_result check_http_host(char *target) |
356 | 0 | { |
357 | 0 | zval *host, *tmp; |
358 | 0 | zend_string *host_tmp; |
359 | 0 | char *colon; |
360 | |
|
361 | 0 | if ((tmp = zend_hash_find(&EG(symbol_table), ZSTR_KNOWN(ZEND_STR_AUTOGLOBAL_SERVER))) && |
362 | 0 | Z_TYPE_P(tmp) == IS_ARRAY && |
363 | 0 | (host = zend_hash_str_find(Z_ARRVAL_P(tmp), ZEND_STRL("HTTP_HOST"))) && |
364 | 0 | Z_TYPE_P(host) == IS_STRING) { |
365 | 0 | host_tmp = zend_string_init(Z_STRVAL_P(host), Z_STRLEN_P(host), 0); |
366 | | /* HTTP_HOST could be 'localhost:8888' etc. */ |
367 | 0 | colon = strchr(ZSTR_VAL(host_tmp), ':'); |
368 | 0 | if (colon) { |
369 | 0 | ZSTR_LEN(host_tmp) = colon - ZSTR_VAL(host_tmp); |
370 | 0 | ZSTR_VAL(host_tmp)[ZSTR_LEN(host_tmp)] = '\0'; |
371 | 0 | } |
372 | 0 | if (!strcasecmp(ZSTR_VAL(host_tmp), target)) { |
373 | 0 | zend_string_release_ex(host_tmp, 0); |
374 | 0 | return SUCCESS; |
375 | 0 | } |
376 | 0 | zend_string_release_ex(host_tmp, 0); |
377 | 0 | } |
378 | 0 | return FAILURE; |
379 | 0 | } |
380 | | |
381 | | static zend_result check_host_whitelist(url_adapt_state_ex_t *ctx) |
382 | 0 | { |
383 | 0 | php_url *url_parts = NULL; |
384 | 0 | HashTable *allowed_hosts = ctx->type ? &BG(url_adapt_session_hosts_ht) : &BG(url_adapt_output_hosts_ht); |
385 | |
|
386 | 0 | ZEND_ASSERT(ctx->tag_type == TAG_FORM); |
387 | | |
388 | 0 | if (ctx->attr_val.s && ZSTR_LEN(ctx->attr_val.s)) { |
389 | 0 | url_parts = php_url_parse_ex(ZSTR_VAL(ctx->attr_val.s), ZSTR_LEN(ctx->attr_val.s)); |
390 | 0 | } else { |
391 | 0 | return SUCCESS; /* empty URL is valid */ |
392 | 0 | } |
393 | | |
394 | 0 | if (!url_parts) { |
395 | 0 | return FAILURE; |
396 | 0 | } |
397 | 0 | if (url_parts->scheme) { |
398 | | /* Only http/https should be handled. |
399 | | A bit hacky check this here, but saves a URL parse. */ |
400 | 0 | if (!zend_string_equals_literal_ci(url_parts->scheme, "http") && |
401 | 0 | !zend_string_equals_literal_ci(url_parts->scheme, "https")) { |
402 | 0 | php_url_free(url_parts); |
403 | 0 | return FAILURE; |
404 | 0 | } |
405 | 0 | } |
406 | 0 | if (!url_parts->host) { |
407 | 0 | php_url_free(url_parts); |
408 | 0 | return SUCCESS; |
409 | 0 | } |
410 | 0 | if (!zend_hash_num_elements(allowed_hosts) && |
411 | 0 | check_http_host(ZSTR_VAL(url_parts->host)) == SUCCESS) { |
412 | 0 | php_url_free(url_parts); |
413 | 0 | return SUCCESS; |
414 | 0 | } |
415 | 0 | if (!zend_hash_find(allowed_hosts, url_parts->host)) { |
416 | 0 | php_url_free(url_parts); |
417 | 0 | return FAILURE; |
418 | 0 | } |
419 | 0 | php_url_free(url_parts); |
420 | 0 | return SUCCESS; |
421 | 0 | } |
422 | | |
423 | | /* |
424 | | * This function appends a hidden input field after a <form>. |
425 | | */ |
426 | | static void handle_form(STD_PARA) |
427 | 0 | { |
428 | 0 | int doit = 0; |
429 | |
|
430 | 0 | if (ZSTR_LEN(ctx->form_app.s) > 0) { |
431 | 0 | switch (ZSTR_LEN(ctx->tag.s)) { |
432 | 0 | case sizeof("form") - 1: |
433 | 0 | if (!strncasecmp(ZSTR_VAL(ctx->tag.s), "form", ZSTR_LEN(ctx->tag.s)) |
434 | 0 | && check_host_whitelist(ctx) == SUCCESS) { |
435 | 0 | doit = 1; |
436 | 0 | } |
437 | 0 | break; |
438 | 0 | } |
439 | 0 | } |
440 | | |
441 | 0 | if (doit) { |
442 | 0 | smart_str_append_smart_str(&ctx->result, &ctx->form_app); |
443 | 0 | } |
444 | 0 | } |
445 | | |
446 | | /* |
447 | | * HANDLE_TAG copies the HTML Tag and checks whether we |
448 | | * have that tag in our table. If we might modify it, |
449 | | * we continue to scan the tag, otherwise we simply copy the complete |
450 | | * HTML stuff to the result buffer. |
451 | | */ |
452 | | |
453 | | static inline void handle_tag(STD_PARA) |
454 | 0 | { |
455 | 0 | int ok = 0; |
456 | 0 | unsigned int i; |
457 | |
|
458 | 0 | if (ctx->tag.s) { |
459 | 0 | ZSTR_LEN(ctx->tag.s) = 0; |
460 | 0 | } |
461 | 0 | smart_str_appendl(&ctx->tag, start, YYCURSOR - start); |
462 | 0 | for (i = 0; i < ZSTR_LEN(ctx->tag.s); i++) |
463 | 0 | ZSTR_VAL(ctx->tag.s)[i] = tolower((int)(unsigned char)ZSTR_VAL(ctx->tag.s)[i]); |
464 | | /* intentionally using str_find here, in case the hash value is set, but the string val is changed later */ |
465 | 0 | if ((ctx->lookup_data = zend_hash_str_find_ptr(ctx->tags, ZSTR_VAL(ctx->tag.s), ZSTR_LEN(ctx->tag.s))) != NULL) { |
466 | 0 | ok = 1; |
467 | 0 | if (ZSTR_LEN(ctx->tag.s) == sizeof("form")-1 |
468 | 0 | && !strncasecmp(ZSTR_VAL(ctx->tag.s), "form", ZSTR_LEN(ctx->tag.s))) { |
469 | 0 | ctx->tag_type = TAG_FORM; |
470 | 0 | } else { |
471 | 0 | ctx->tag_type = TAG_NORMAL; |
472 | 0 | } |
473 | 0 | } |
474 | 0 | STATE = ok ? STATE_NEXT_ARG : STATE_PLAIN; |
475 | 0 | } |
476 | | |
477 | | static inline void handle_arg(STD_PARA) |
478 | 0 | { |
479 | 0 | if (ctx->arg.s) { |
480 | 0 | ZSTR_LEN(ctx->arg.s) = 0; |
481 | 0 | } |
482 | 0 | smart_str_appendl(&ctx->arg, start, YYCURSOR - start); |
483 | 0 | if (ctx->tag_type == TAG_FORM && |
484 | 0 | strncasecmp(ZSTR_VAL(ctx->arg.s), "action", ZSTR_LEN(ctx->arg.s)) == 0) { |
485 | 0 | ctx->attr_type = ATTR_ACTION; |
486 | 0 | } else { |
487 | 0 | ctx->attr_type = ATTR_NORMAL; |
488 | 0 | } |
489 | 0 | } |
490 | | |
491 | | static inline void handle_val(STD_PARA, char quotes, char type) |
492 | 0 | { |
493 | 0 | smart_str_setl(&ctx->val, start + quotes, YYCURSOR - start - quotes * 2); |
494 | 0 | if (ctx->tag_type == TAG_FORM && ctx->attr_type == ATTR_ACTION) { |
495 | 0 | smart_str_setl(&ctx->attr_val, start + quotes, YYCURSOR - start - quotes * 2); |
496 | 0 | } |
497 | 0 | tag_arg(ctx, quotes, type); |
498 | 0 | } |
499 | | |
500 | | static inline void xx_mainloop(url_adapt_state_ex_t *ctx, const char *newdata, size_t newlen) |
501 | 0 | { |
502 | 0 | char *end, *q; |
503 | 0 | char *xp; |
504 | 0 | char *start; |
505 | 0 | size_t rest; |
506 | |
|
507 | 0 | smart_str_appendl(&ctx->buf, newdata, newlen); |
508 | |
|
509 | 0 | YYCURSOR = ZSTR_VAL(ctx->buf.s); |
510 | 0 | YYLIMIT = ZSTR_VAL(ctx->buf.s) + ZSTR_LEN(ctx->buf.s); |
511 | |
|
512 | 0 | switch (STATE) { |
513 | 0 | case STATE_PLAIN: goto state_plain; |
514 | 0 | case STATE_TAG: goto state_tag; |
515 | 0 | case STATE_NEXT_ARG: goto state_next_arg; |
516 | 0 | case STATE_ARG: goto state_arg; |
517 | 0 | case STATE_BEFORE_VAL: goto state_before_val; |
518 | 0 | case STATE_VAL: goto state_val; |
519 | 0 | } |
520 | | |
521 | | |
522 | 0 | state_plain_begin: |
523 | 0 | STATE = STATE_PLAIN; |
524 | |
|
525 | 0 | state_plain: |
526 | 0 | start = YYCURSOR; |
527 | |
|
528 | 0 | #line 529 "ext/standard/url_scanner_ex.c" |
529 | 0 | { |
530 | 0 | YYCTYPE yych; |
531 | 0 | static const unsigned char yybm[] = { |
532 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
533 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
534 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
535 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
536 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
537 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
538 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
539 | 0 | 128, 128, 128, 128, 0, 128, 128, 128, |
540 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
541 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
542 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
543 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
544 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
545 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
546 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
547 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
548 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
549 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
550 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
551 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
552 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
553 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
554 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
555 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
556 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
557 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
558 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
559 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
560 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
561 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
562 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
563 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
564 | 0 | }; |
565 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
566 | 0 | yych = *YYCURSOR; |
567 | 0 | if (yybm[0+yych] & 128) { |
568 | 0 | goto yy2; |
569 | 0 | } |
570 | 0 | goto yy5; |
571 | 0 | yy2: |
572 | 0 | ++YYCURSOR; |
573 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
574 | 0 | yych = *YYCURSOR; |
575 | 0 | if (yybm[0+yych] & 128) { |
576 | 0 | goto yy2; |
577 | 0 | } |
578 | 0 | #line 532 "ext/standard/url_scanner_ex.re" |
579 | 0 | { passthru(STD_ARGS); goto state_plain; } |
580 | 0 | #line 581 "ext/standard/url_scanner_ex.c" |
581 | 0 | yy5: |
582 | 0 | ++YYCURSOR; |
583 | 0 | #line 531 "ext/standard/url_scanner_ex.re" |
584 | 0 | { passthru(STD_ARGS); STATE = STATE_TAG; goto state_tag; } |
585 | 0 | #line 586 "ext/standard/url_scanner_ex.c" |
586 | 0 | } |
587 | 0 | #line 533 "ext/standard/url_scanner_ex.re" |
588 | | |
589 | | |
590 | 0 | state_tag: |
591 | 0 | start = YYCURSOR; |
592 | |
|
593 | 0 | #line 594 "ext/standard/url_scanner_ex.c" |
594 | 0 | { |
595 | 0 | YYCTYPE yych; |
596 | 0 | static const unsigned char yybm[] = { |
597 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
598 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
599 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
600 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
601 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
602 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
603 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
604 | 0 | 0, 0, 128, 0, 0, 0, 0, 0, |
605 | 0 | 0, 128, 128, 128, 128, 128, 128, 128, |
606 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
607 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
608 | 0 | 128, 128, 128, 0, 0, 0, 0, 0, |
609 | 0 | 0, 128, 128, 128, 128, 128, 128, 128, |
610 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
611 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
612 | 0 | 128, 128, 128, 0, 0, 0, 0, 0, |
613 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
614 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
615 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
616 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
617 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
618 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
619 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
620 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
621 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
622 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
623 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
624 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
625 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
626 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
627 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
628 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
629 | 0 | }; |
630 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
631 | 0 | yych = *YYCURSOR; |
632 | 0 | if (yybm[0+yych] & 128) { |
633 | 0 | goto yy11; |
634 | 0 | } |
635 | 0 | ++YYCURSOR; |
636 | 0 | #line 539 "ext/standard/url_scanner_ex.re" |
637 | 0 | { passthru(STD_ARGS); goto state_plain_begin; } |
638 | 0 | #line 639 "ext/standard/url_scanner_ex.c" |
639 | 0 | yy11: |
640 | 0 | ++YYCURSOR; |
641 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
642 | 0 | yych = *YYCURSOR; |
643 | 0 | if (yybm[0+yych] & 128) { |
644 | 0 | goto yy11; |
645 | 0 | } |
646 | 0 | #line 538 "ext/standard/url_scanner_ex.re" |
647 | 0 | { handle_tag(STD_ARGS); /* Sets STATE */; passthru(STD_ARGS); if (STATE == STATE_PLAIN) goto state_plain; else goto state_next_arg; } |
648 | 0 | #line 649 "ext/standard/url_scanner_ex.c" |
649 | 0 | } |
650 | 0 | #line 540 "ext/standard/url_scanner_ex.re" |
651 | | |
652 | | |
653 | 0 | state_next_arg_begin: |
654 | 0 | STATE = STATE_NEXT_ARG; |
655 | |
|
656 | 0 | state_next_arg: |
657 | 0 | start = YYCURSOR; |
658 | |
|
659 | 0 | #line 660 "ext/standard/url_scanner_ex.c" |
660 | 0 | { |
661 | 0 | YYCTYPE yych; |
662 | 0 | static const unsigned char yybm[] = { |
663 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
664 | 0 | 0, 128, 128, 128, 0, 128, 0, 0, |
665 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
666 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
667 | 0 | 128, 0, 0, 0, 0, 0, 0, 0, |
668 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
669 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
670 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
671 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
672 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
673 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
674 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
675 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
676 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
677 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
678 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
679 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
680 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
681 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
682 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
683 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
684 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
685 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
686 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
687 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
688 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
689 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
690 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
691 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
692 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
693 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
694 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
695 | 0 | }; |
696 | 0 | if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); |
697 | 0 | yych = *YYCURSOR; |
698 | 0 | if (yybm[0+yych] & 128) { |
699 | 0 | goto yy18; |
700 | 0 | } |
701 | 0 | if (yych <= '>') { |
702 | 0 | if (yych == '/') goto yy21; |
703 | 0 | if (yych >= '>') goto yy22; |
704 | 0 | } else { |
705 | 0 | if (yych <= 'Z') { |
706 | 0 | if (yych >= 'A') goto yy24; |
707 | 0 | } else { |
708 | 0 | if (yych <= '`') goto yy16; |
709 | 0 | if (yych <= 'z') goto yy24; |
710 | 0 | } |
711 | 0 | } |
712 | 0 | yy16: |
713 | 0 | ++YYCURSOR; |
714 | 0 | yy17: |
715 | 0 | #line 551 "ext/standard/url_scanner_ex.re" |
716 | 0 | { passthru(STD_ARGS); goto state_plain_begin; } |
717 | 0 | #line 718 "ext/standard/url_scanner_ex.c" |
718 | 0 | yy18: |
719 | 0 | ++YYCURSOR; |
720 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
721 | 0 | yych = *YYCURSOR; |
722 | 0 | if (yybm[0+yych] & 128) { |
723 | 0 | goto yy18; |
724 | 0 | } |
725 | 0 | #line 549 "ext/standard/url_scanner_ex.re" |
726 | 0 | { passthru(STD_ARGS); goto state_next_arg; } |
727 | 0 | #line 728 "ext/standard/url_scanner_ex.c" |
728 | 0 | yy21: |
729 | 0 | yych = *++YYCURSOR; |
730 | 0 | if (yych != '>') goto yy17; |
731 | 0 | yy22: |
732 | 0 | ++YYCURSOR; |
733 | 0 | #line 548 "ext/standard/url_scanner_ex.re" |
734 | 0 | { passthru(STD_ARGS); handle_form(STD_ARGS); goto state_plain_begin; } |
735 | 0 | #line 736 "ext/standard/url_scanner_ex.c" |
736 | 0 | yy24: |
737 | 0 | ++YYCURSOR; |
738 | 0 | #line 550 "ext/standard/url_scanner_ex.re" |
739 | 0 | { --YYCURSOR; STATE = STATE_ARG; goto state_arg; } |
740 | 0 | #line 741 "ext/standard/url_scanner_ex.c" |
741 | 0 | } |
742 | 0 | #line 552 "ext/standard/url_scanner_ex.re" |
743 | | |
744 | | |
745 | 0 | state_arg: |
746 | 0 | start = YYCURSOR; |
747 | |
|
748 | 0 | #line 749 "ext/standard/url_scanner_ex.c" |
749 | 0 | { |
750 | 0 | YYCTYPE yych; |
751 | 0 | static const unsigned char yybm[] = { |
752 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
753 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
754 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
755 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
756 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
757 | 0 | 0, 0, 0, 0, 0, 128, 0, 0, |
758 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
759 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
760 | 0 | 0, 128, 128, 128, 128, 128, 128, 128, |
761 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
762 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
763 | 0 | 128, 128, 128, 0, 0, 0, 0, 0, |
764 | 0 | 0, 128, 128, 128, 128, 128, 128, 128, |
765 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
766 | 0 | 128, 128, 128, 128, 128, 128, 128, 128, |
767 | 0 | 128, 128, 128, 0, 0, 0, 0, 0, |
768 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
769 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
770 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
771 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
772 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
773 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
774 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
775 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
776 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
777 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
778 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
779 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
780 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
781 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
782 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
783 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
784 | 0 | }; |
785 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
786 | 0 | yych = *YYCURSOR; |
787 | 0 | if (yych <= '@') goto yy28; |
788 | 0 | if (yych <= 'Z') goto yy30; |
789 | 0 | if (yych <= '`') goto yy28; |
790 | 0 | if (yych <= 'z') goto yy30; |
791 | 0 | yy28: |
792 | 0 | ++YYCURSOR; |
793 | 0 | #line 558 "ext/standard/url_scanner_ex.re" |
794 | 0 | { passthru(STD_ARGS); STATE = STATE_NEXT_ARG; goto state_next_arg; } |
795 | 0 | #line 796 "ext/standard/url_scanner_ex.c" |
796 | 0 | yy30: |
797 | 0 | ++YYCURSOR; |
798 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
799 | 0 | yych = *YYCURSOR; |
800 | 0 | if (yybm[0+yych] & 128) { |
801 | 0 | goto yy30; |
802 | 0 | } |
803 | 0 | #line 557 "ext/standard/url_scanner_ex.re" |
804 | 0 | { passthru(STD_ARGS); handle_arg(STD_ARGS); STATE = STATE_BEFORE_VAL; goto state_before_val; } |
805 | 0 | #line 806 "ext/standard/url_scanner_ex.c" |
806 | 0 | } |
807 | 0 | #line 559 "ext/standard/url_scanner_ex.re" |
808 | | |
809 | | |
810 | 0 | state_before_val: |
811 | 0 | start = YYCURSOR; |
812 | |
|
813 | 0 | #line 814 "ext/standard/url_scanner_ex.c" |
814 | 0 | { |
815 | 0 | YYCTYPE yych; |
816 | 0 | static const unsigned char yybm[] = { |
817 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
818 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
819 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
820 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
821 | 0 | 128, 0, 0, 0, 0, 0, 0, 0, |
822 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
823 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
824 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
825 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
826 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
827 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
828 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
829 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
830 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
831 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
832 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
833 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
834 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
835 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
836 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
837 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
838 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
839 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
840 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
841 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
842 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
843 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
844 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
845 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
846 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
847 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
848 | 0 | 0, 0, 0, 0, 0, 0, 0, 0, |
849 | 0 | }; |
850 | 0 | if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); |
851 | 0 | yych = *YYCURSOR; |
852 | 0 | if (yych == ' ') goto yy37; |
853 | 0 | if (yych == '=') goto yy38; |
854 | 0 | ++YYCURSOR; |
855 | 0 | yy36: |
856 | 0 | #line 565 "ext/standard/url_scanner_ex.re" |
857 | 0 | { --YYCURSOR; goto state_next_arg_begin; } |
858 | 0 | #line 859 "ext/standard/url_scanner_ex.c" |
859 | 0 | yy37: |
860 | 0 | yych = *(YYMARKER = ++YYCURSOR); |
861 | 0 | if (yych == ' ') goto yy41; |
862 | 0 | if (yych != '=') goto yy36; |
863 | 0 | yy38: |
864 | 0 | ++YYCURSOR; |
865 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
866 | 0 | yych = *YYCURSOR; |
867 | 0 | if (yybm[0+yych] & 128) { |
868 | 0 | goto yy38; |
869 | 0 | } |
870 | 0 | #line 564 "ext/standard/url_scanner_ex.re" |
871 | 0 | { passthru(STD_ARGS); STATE = STATE_VAL; goto state_val; } |
872 | 0 | #line 873 "ext/standard/url_scanner_ex.c" |
873 | 0 | yy41: |
874 | 0 | ++YYCURSOR; |
875 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
876 | 0 | yych = *YYCURSOR; |
877 | 0 | if (yych == ' ') goto yy41; |
878 | 0 | if (yych == '=') goto yy38; |
879 | 0 | YYCURSOR = YYMARKER; |
880 | 0 | goto yy36; |
881 | 0 | } |
882 | 0 | #line 566 "ext/standard/url_scanner_ex.re" |
883 | | |
884 | | |
885 | | |
886 | 0 | state_val: |
887 | 0 | start = YYCURSOR; |
888 | |
|
889 | 0 | #line 890 "ext/standard/url_scanner_ex.c" |
890 | 0 | { |
891 | 0 | YYCTYPE yych; |
892 | 0 | static const unsigned char yybm[] = { |
893 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
894 | 0 | 224, 192, 192, 224, 224, 192, 224, 224, |
895 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
896 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
897 | 0 | 192, 224, 128, 224, 224, 224, 224, 64, |
898 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
899 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
900 | 0 | 224, 224, 224, 224, 224, 224, 0, 224, |
901 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
902 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
903 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
904 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
905 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
906 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
907 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
908 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
909 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
910 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
911 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
912 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
913 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
914 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
915 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
916 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
917 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
918 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
919 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
920 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
921 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
922 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
923 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
924 | 0 | 224, 224, 224, 224, 224, 224, 224, 224, |
925 | 0 | }; |
926 | 0 | if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); |
927 | 0 | yych = *YYCURSOR; |
928 | 0 | if (yybm[0+yych] & 32) { |
929 | 0 | goto yy46; |
930 | 0 | } |
931 | 0 | if (yych <= ' ') goto yy49; |
932 | 0 | if (yych <= '"') goto yy51; |
933 | 0 | if (yych <= '\'') goto yy52; |
934 | 0 | goto yy49; |
935 | 0 | yy46: |
936 | 0 | ++YYCURSOR; |
937 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
938 | 0 | yych = *YYCURSOR; |
939 | 0 | if (yybm[0+yych] & 32) { |
940 | 0 | goto yy46; |
941 | 0 | } |
942 | 0 | #line 574 "ext/standard/url_scanner_ex.re" |
943 | 0 | { handle_val(STD_ARGS, 0, ' '); goto state_next_arg_begin; } |
944 | 0 | #line 945 "ext/standard/url_scanner_ex.c" |
945 | 0 | yy49: |
946 | 0 | ++YYCURSOR; |
947 | 0 | yy50: |
948 | 0 | #line 575 "ext/standard/url_scanner_ex.re" |
949 | 0 | { passthru(STD_ARGS); goto state_next_arg_begin; } |
950 | 0 | #line 951 "ext/standard/url_scanner_ex.c" |
951 | 0 | yy51: |
952 | 0 | yych = *(YYMARKER = ++YYCURSOR); |
953 | 0 | if (yych == '>') goto yy50; |
954 | 0 | goto yy54; |
955 | 0 | yy52: |
956 | 0 | yych = *(YYMARKER = ++YYCURSOR); |
957 | 0 | if (yych == '>') goto yy50; |
958 | 0 | goto yy59; |
959 | 0 | yy53: |
960 | 0 | ++YYCURSOR; |
961 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
962 | 0 | yych = *YYCURSOR; |
963 | 0 | yy54: |
964 | 0 | if (yybm[0+yych] & 64) { |
965 | 0 | goto yy53; |
966 | 0 | } |
967 | 0 | if (yych <= '"') goto yy56; |
968 | 0 | yy55: |
969 | 0 | YYCURSOR = YYMARKER; |
970 | 0 | goto yy50; |
971 | 0 | yy56: |
972 | 0 | ++YYCURSOR; |
973 | 0 | #line 572 "ext/standard/url_scanner_ex.re" |
974 | 0 | { handle_val(STD_ARGS, 1, '"'); goto state_next_arg_begin; } |
975 | 0 | #line 976 "ext/standard/url_scanner_ex.c" |
976 | 0 | yy58: |
977 | 0 | ++YYCURSOR; |
978 | 0 | if (YYLIMIT <= YYCURSOR) YYFILL(1); |
979 | 0 | yych = *YYCURSOR; |
980 | 0 | yy59: |
981 | 0 | if (yybm[0+yych] & 128) { |
982 | 0 | goto yy58; |
983 | 0 | } |
984 | 0 | if (yych >= '(') goto yy55; |
985 | 0 | ++YYCURSOR; |
986 | 0 | #line 573 "ext/standard/url_scanner_ex.re" |
987 | 0 | { handle_val(STD_ARGS, 1, '\''); goto state_next_arg_begin; } |
988 | 0 | #line 989 "ext/standard/url_scanner_ex.c" |
989 | 0 | } |
990 | 0 | #line 576 "ext/standard/url_scanner_ex.re" |
991 | | |
992 | | |
993 | 0 | stop: |
994 | 0 | if (YYLIMIT < start) { |
995 | | /* XXX: Crash avoidance. Need to work with reporter to figure out what goes wrong */ |
996 | 0 | rest = 0; |
997 | 0 | } else { |
998 | 0 | rest = YYLIMIT - start; |
999 | 0 | scdebug(("stopped in state %d at pos %d (%d:%c) %d\n", STATE, YYCURSOR - ctx->buf.c, *YYCURSOR, *YYCURSOR, rest)); |
1000 | 0 | } |
1001 | |
|
1002 | 0 | if (rest) memmove(ZSTR_VAL(ctx->buf.s), start, rest); |
1003 | 0 | ZSTR_LEN(ctx->buf.s) = rest; |
1004 | 0 | } |
1005 | | |
1006 | | |
1007 | | PHPAPI char *php_url_scanner_adapt_single_url(const char *url, size_t urllen, const char *name, const char *value, size_t *newlen, bool encode) |
1008 | 0 | { |
1009 | 0 | char *result; |
1010 | 0 | smart_str surl = {0}; |
1011 | 0 | smart_str buf = {0}; |
1012 | 0 | smart_str url_app = {0}; |
1013 | 0 | zend_string *encoded; |
1014 | |
|
1015 | 0 | smart_str_appendl(&surl, url, urllen); |
1016 | |
|
1017 | 0 | if (encode) { |
1018 | 0 | encoded = php_raw_url_encode(name, strlen(name)); |
1019 | 0 | smart_str_appendl(&url_app, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); |
1020 | 0 | zend_string_free(encoded); |
1021 | 0 | } else { |
1022 | 0 | smart_str_appends(&url_app, name); |
1023 | 0 | } |
1024 | 0 | smart_str_appendc(&url_app, '='); |
1025 | 0 | if (encode) { |
1026 | 0 | encoded = php_raw_url_encode(value, strlen(value)); |
1027 | 0 | smart_str_appendl(&url_app, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); |
1028 | 0 | zend_string_free(encoded); |
1029 | 0 | } else { |
1030 | 0 | smart_str_appends(&url_app, value); |
1031 | 0 | } |
1032 | |
|
1033 | 0 | append_modified_url(&surl, &buf, &url_app, PG(arg_separator).output, 1); |
1034 | |
|
1035 | 0 | smart_str_0(&buf); |
1036 | 0 | if (newlen) *newlen = ZSTR_LEN(buf.s); |
1037 | 0 | result = estrndup(ZSTR_VAL(buf.s), ZSTR_LEN(buf.s)); |
1038 | |
|
1039 | 0 | smart_str_free(&url_app); |
1040 | 0 | smart_str_free(&buf); |
1041 | |
|
1042 | 0 | return result; |
1043 | 0 | } |
1044 | | |
1045 | | |
1046 | | static char *url_adapt_ext(const char *src, size_t srclen, size_t *newlen, bool do_flush, url_adapt_state_ex_t *ctx) |
1047 | 0 | { |
1048 | 0 | char *retval; |
1049 | |
|
1050 | 0 | xx_mainloop(ctx, src, srclen); |
1051 | |
|
1052 | 0 | if (!ctx->result.s) { |
1053 | 0 | smart_str_appendl(&ctx->result, "", 0); |
1054 | 0 | *newlen = 0; |
1055 | 0 | } else { |
1056 | 0 | *newlen = ZSTR_LEN(ctx->result.s); |
1057 | 0 | } |
1058 | 0 | smart_str_0(&ctx->result); |
1059 | 0 | if (do_flush) { |
1060 | 0 | smart_str_append(&ctx->result, ctx->buf.s); |
1061 | 0 | *newlen += ZSTR_LEN(ctx->buf.s); |
1062 | 0 | smart_str_free(&ctx->buf); |
1063 | 0 | smart_str_free(&ctx->val); |
1064 | 0 | smart_str_free(&ctx->attr_val); |
1065 | 0 | } |
1066 | 0 | retval = estrndup(ZSTR_VAL(ctx->result.s), ZSTR_LEN(ctx->result.s)); |
1067 | 0 | smart_str_free(&ctx->result); |
1068 | 0 | return retval; |
1069 | 0 | } |
1070 | | |
1071 | | static void php_url_scanner_ex_activate(bool is_session) |
1072 | 0 | { |
1073 | 0 | url_adapt_state_ex_t *ctx; |
1074 | |
|
1075 | 0 | if (is_session) { |
1076 | 0 | ctx = &BG(url_adapt_session_ex); |
1077 | 0 | } else { |
1078 | 0 | ctx = &BG(url_adapt_output_ex); |
1079 | 0 | } |
1080 | |
|
1081 | 0 | memset(ctx, 0, XtOffsetOf(url_adapt_state_ex_t, tags)); |
1082 | 0 | } |
1083 | | |
1084 | | static void php_url_scanner_ex_deactivate(bool is_session) |
1085 | 0 | { |
1086 | 0 | url_adapt_state_ex_t *ctx; |
1087 | |
|
1088 | 0 | if (is_session) { |
1089 | 0 | ctx = &BG(url_adapt_session_ex); |
1090 | 0 | } else { |
1091 | 0 | ctx = &BG(url_adapt_output_ex); |
1092 | 0 | } |
1093 | |
|
1094 | 0 | smart_str_free(&ctx->result); |
1095 | 0 | smart_str_free(&ctx->buf); |
1096 | 0 | smart_str_free(&ctx->tag); |
1097 | 0 | smart_str_free(&ctx->arg); |
1098 | 0 | smart_str_free(&ctx->attr_val); |
1099 | 0 | } |
1100 | | |
1101 | | static inline void php_url_scanner_session_handler_impl(char *output, size_t output_len, char **handled_output, size_t *handled_output_len, int mode, bool is_session) |
1102 | 0 | { |
1103 | 0 | size_t len; |
1104 | 0 | url_adapt_state_ex_t *url_state; |
1105 | |
|
1106 | 0 | if (is_session) { |
1107 | 0 | url_state = &BG(url_adapt_session_ex); |
1108 | 0 | } else { |
1109 | 0 | url_state = &BG(url_adapt_output_ex); |
1110 | 0 | } |
1111 | |
|
1112 | 0 | if (ZSTR_LEN(url_state->url_app.s) != 0) { |
1113 | 0 | *handled_output = url_adapt_ext(output, output_len, &len, (bool) (mode & (PHP_OUTPUT_HANDLER_END | PHP_OUTPUT_HANDLER_CONT | PHP_OUTPUT_HANDLER_FLUSH | PHP_OUTPUT_HANDLER_FINAL) ? 1 : 0), url_state); |
1114 | 0 | if (sizeof(unsigned int) < sizeof(size_t)) { |
1115 | 0 | if (len > UINT_MAX) |
1116 | 0 | len = UINT_MAX; |
1117 | 0 | } |
1118 | 0 | *handled_output_len = len; |
1119 | 0 | } else if (ZSTR_LEN(url_state->url_app.s) == 0) { |
1120 | 0 | url_adapt_state_ex_t *ctx = url_state; |
1121 | 0 | if (ctx->buf.s && ZSTR_LEN(ctx->buf.s)) { |
1122 | 0 | smart_str_append(&ctx->result, ctx->buf.s); |
1123 | 0 | smart_str_appendl(&ctx->result, output, output_len); |
1124 | |
|
1125 | 0 | *handled_output = estrndup(ZSTR_VAL(ctx->result.s), ZSTR_LEN(ctx->result.s)); |
1126 | 0 | *handled_output_len = ZSTR_LEN(ctx->buf.s) + output_len; |
1127 | |
|
1128 | 0 | smart_str_free(&ctx->buf); |
1129 | 0 | smart_str_free(&ctx->result); |
1130 | 0 | } else { |
1131 | 0 | *handled_output = estrndup(output, *handled_output_len = output_len); |
1132 | 0 | } |
1133 | 0 | } else { |
1134 | 0 | *handled_output = NULL; |
1135 | 0 | } |
1136 | 0 | } |
1137 | | |
1138 | | static void php_url_scanner_session_handler(char *output, size_t output_len, char **handled_output, size_t *handled_output_len, int mode) |
1139 | 0 | { |
1140 | 0 | php_url_scanner_session_handler_impl(output, output_len, handled_output, handled_output_len, mode, /* is_session */ true); |
1141 | 0 | } |
1142 | | |
1143 | | static void php_url_scanner_output_handler(char *output, size_t output_len, char **handled_output, size_t *handled_output_len, int mode) |
1144 | 0 | { |
1145 | 0 | php_url_scanner_session_handler_impl(output, output_len, handled_output, handled_output_len, mode, /* is_session */ false); |
1146 | 0 | } |
1147 | | |
1148 | | static inline void php_url_scanner_add_var_impl(const char *name, size_t name_len, const char *value, size_t value_len, bool encode, bool is_session) |
1149 | 0 | { |
1150 | 0 | smart_str sname = {0}; |
1151 | 0 | smart_str svalue = {0}; |
1152 | 0 | smart_str hname = {0}; |
1153 | 0 | smart_str hvalue = {0}; |
1154 | 0 | zend_string *encoded; |
1155 | 0 | url_adapt_state_ex_t *url_state; |
1156 | 0 | php_output_handler_func_t handler; |
1157 | 0 | bool should_start = false; |
1158 | |
|
1159 | 0 | if (is_session) { |
1160 | 0 | url_state = &BG(url_adapt_session_ex); |
1161 | 0 | handler = php_url_scanner_session_handler; |
1162 | 0 | } else { |
1163 | 0 | url_state = &BG(url_adapt_output_ex); |
1164 | 0 | handler = php_url_scanner_output_handler; |
1165 | 0 | } |
1166 | |
|
1167 | 0 | if (!url_state->active) { |
1168 | 0 | php_url_scanner_ex_activate(is_session); |
1169 | 0 | should_start = true; |
1170 | 0 | url_state->active = 1; |
1171 | 0 | url_state->type = is_session; |
1172 | 0 | } |
1173 | |
|
1174 | 0 | if (url_state->url_app.s && ZSTR_LEN(url_state->url_app.s) != 0) { |
1175 | 0 | smart_str_append(&url_state->url_app, PG(arg_separator).output); |
1176 | 0 | } |
1177 | |
|
1178 | 0 | if (encode) { |
1179 | 0 | encoded = php_raw_url_encode(name, name_len); |
1180 | 0 | smart_str_appendl(&sname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); |
1181 | 0 | encoded = php_raw_url_encode(value, value_len); |
1182 | 0 | smart_str_appendl(&svalue, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); |
1183 | 0 | encoded = php_escape_html_entities_ex((const unsigned char *) name, name_len, 0, ENT_QUOTES|ENT_SUBSTITUTE, NULL, /* double_encode */ 0, /* quiet */ 1); |
1184 | 0 | smart_str_appendl(&hname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); |
1185 | 0 | encoded = php_escape_html_entities_ex((const unsigned char *) value, value_len, 0, ENT_QUOTES|ENT_SUBSTITUTE, NULL, /* double_encode */ 0, /* quiet */ 1); |
1186 | 0 | smart_str_appendl(&hvalue, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); |
1187 | 0 | } else { |
1188 | 0 | smart_str_appendl(&sname, name, name_len); |
1189 | 0 | smart_str_appendl(&svalue, value, value_len); |
1190 | 0 | smart_str_appendl(&hname, name, name_len); |
1191 | 0 | smart_str_appendl(&hvalue, value, value_len); |
1192 | 0 | } |
1193 | |
|
1194 | 0 | smart_str_append_smart_str(&url_state->url_app, &sname); |
1195 | 0 | smart_str_appendc(&url_state->url_app, '='); |
1196 | 0 | smart_str_append_smart_str(&url_state->url_app, &svalue); |
1197 | |
|
1198 | 0 | smart_str_appends(&url_state->form_app, "<input type=\"hidden\" name=\""); |
1199 | 0 | smart_str_append_smart_str(&url_state->form_app, &hname); |
1200 | 0 | smart_str_appends(&url_state->form_app, "\" value=\""); |
1201 | 0 | smart_str_append_smart_str(&url_state->form_app, &hvalue); |
1202 | 0 | smart_str_appends(&url_state->form_app, "\" />"); |
1203 | |
|
1204 | 0 | smart_str_free(&sname); |
1205 | 0 | smart_str_free(&svalue); |
1206 | 0 | smart_str_free(&hname); |
1207 | 0 | smart_str_free(&hvalue); |
1208 | |
|
1209 | 0 | if (should_start) { |
1210 | 0 | php_output_start_internal(ZEND_STRL("URL-Rewriter"), handler, 0, PHP_OUTPUT_HANDLER_STDFLAGS); |
1211 | 0 | } |
1212 | 0 | } |
1213 | | |
1214 | | |
1215 | | PHPAPI zend_result php_url_scanner_add_session_var(const char *name, size_t name_len, const char *value, size_t value_len, bool encode) |
1216 | 0 | { |
1217 | 0 | php_url_scanner_add_var_impl(name, name_len, value, value_len, encode, /* is_session */ true); |
1218 | 0 | return SUCCESS; |
1219 | 0 | } |
1220 | | |
1221 | | |
1222 | | PHPAPI zend_result php_url_scanner_add_var(const char *name, size_t name_len, const char *value, size_t value_len, bool encode) |
1223 | 0 | { |
1224 | 0 | php_url_scanner_add_var_impl(name, name_len, value, value_len, encode, /* is_session */ false); |
1225 | 0 | return SUCCESS; |
1226 | 0 | } |
1227 | | |
1228 | | |
1229 | 0 | static inline void php_url_scanner_reset_vars_impl(bool is_session) { |
1230 | 0 | url_adapt_state_ex_t *url_state; |
1231 | |
|
1232 | 0 | if (is_session) { |
1233 | 0 | url_state = &BG(url_adapt_session_ex); |
1234 | 0 | } else { |
1235 | 0 | url_state = &BG(url_adapt_output_ex); |
1236 | 0 | } |
1237 | |
|
1238 | 0 | if (url_state->form_app.s) { |
1239 | 0 | ZSTR_LEN(url_state->form_app.s) = 0; |
1240 | 0 | } |
1241 | 0 | if (url_state->url_app.s) { |
1242 | 0 | ZSTR_LEN(url_state->url_app.s) = 0; |
1243 | 0 | } |
1244 | 0 | } |
1245 | | |
1246 | | |
1247 | | PHPAPI zend_result php_url_scanner_reset_session_vars(void) |
1248 | 0 | { |
1249 | 0 | php_url_scanner_reset_vars_impl(true); |
1250 | 0 | return SUCCESS; |
1251 | 0 | } |
1252 | | |
1253 | | |
1254 | | PHPAPI zend_result php_url_scanner_reset_vars(void) |
1255 | 0 | { |
1256 | 0 | php_url_scanner_reset_vars_impl(false); |
1257 | 0 | return SUCCESS; |
1258 | 0 | } |
1259 | | |
1260 | | |
1261 | | static inline zend_result php_url_scanner_reset_var_impl(zend_string *name, int encode, bool is_session) |
1262 | 0 | { |
1263 | 0 | char *start, *end, *limit; |
1264 | 0 | size_t separator_len; |
1265 | 0 | smart_str sname = {0}; |
1266 | 0 | smart_str hname = {0}; |
1267 | 0 | smart_str url_app = {0}; |
1268 | 0 | smart_str form_app = {0}; |
1269 | 0 | zend_string *encoded; |
1270 | 0 | int ret = SUCCESS; |
1271 | 0 | bool sep_removed = 0; |
1272 | 0 | url_adapt_state_ex_t *url_state; |
1273 | |
|
1274 | 0 | if (is_session) { |
1275 | 0 | url_state = &BG(url_adapt_session_ex); |
1276 | 0 | } else { |
1277 | 0 | url_state = &BG(url_adapt_output_ex); |
1278 | 0 | } |
1279 | | |
1280 | | /* Short circuit check. Only check url_app. */ |
1281 | 0 | if (!url_state->url_app.s || !ZSTR_LEN(url_state->url_app.s)) { |
1282 | 0 | return SUCCESS; |
1283 | 0 | } |
1284 | | |
1285 | 0 | if (encode) { |
1286 | 0 | encoded = php_raw_url_encode(ZSTR_VAL(name), ZSTR_LEN(name)); |
1287 | 0 | smart_str_appendl(&sname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); |
1288 | 0 | zend_string_free(encoded); |
1289 | 0 | encoded = php_escape_html_entities_ex((const unsigned char *) ZSTR_VAL(name), ZSTR_LEN(name), 0, ENT_QUOTES|ENT_SUBSTITUTE, SG(default_charset), /* double_encode */ 0, /* quiet */ 1); |
1290 | 0 | smart_str_appendl(&hname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); |
1291 | 0 | zend_string_free(encoded); |
1292 | 0 | } else { |
1293 | 0 | smart_str_appendl(&sname, ZSTR_VAL(name), ZSTR_LEN(name)); |
1294 | 0 | smart_str_appendl(&hname, ZSTR_VAL(name), ZSTR_LEN(name)); |
1295 | 0 | } |
1296 | 0 | smart_str_0(&sname); |
1297 | 0 | smart_str_0(&hname); |
1298 | |
|
1299 | 0 | smart_str_append_smart_str(&url_app, &sname); |
1300 | 0 | smart_str_appendc(&url_app, '='); |
1301 | 0 | smart_str_0(&url_app); |
1302 | |
|
1303 | 0 | smart_str_appends(&form_app, "<input type=\"hidden\" name=\""); |
1304 | 0 | smart_str_append_smart_str(&form_app, &hname); |
1305 | 0 | smart_str_appends(&form_app, "\" value=\""); |
1306 | 0 | smart_str_0(&form_app); |
1307 | | |
1308 | | /* Short circuit check. Only check url_app. */ |
1309 | 0 | start = (char *) php_memnstr(ZSTR_VAL(url_state->url_app.s), |
1310 | 0 | ZSTR_VAL(url_app.s), ZSTR_LEN(url_app.s), |
1311 | 0 | ZSTR_VAL(url_state->url_app.s) + ZSTR_LEN(url_state->url_app.s)); |
1312 | 0 | if (!start) { |
1313 | 0 | ret = FAILURE; |
1314 | 0 | goto finish; |
1315 | 0 | } |
1316 | | |
1317 | | /* Get end of url var */ |
1318 | 0 | limit = ZSTR_VAL(url_state->url_app.s) + ZSTR_LEN(url_state->url_app.s); |
1319 | 0 | end = start + ZSTR_LEN(url_app.s); |
1320 | 0 | separator_len = ZSTR_LEN(PG(arg_separator).output); |
1321 | 0 | while (end < limit) { |
1322 | 0 | if (!memcmp(end, ZSTR_VAL(PG(arg_separator).output), separator_len)) { |
1323 | 0 | end += separator_len; |
1324 | 0 | sep_removed = 1; |
1325 | 0 | break; |
1326 | 0 | } |
1327 | 0 | end++; |
1328 | 0 | } |
1329 | | /* Remove all when this is the only rewrite var */ |
1330 | 0 | if (ZSTR_LEN(url_state->url_app.s) == end - start) { |
1331 | 0 | php_url_scanner_reset_vars_impl(is_session); |
1332 | 0 | goto finish; |
1333 | 0 | } |
1334 | | /* Check preceding separator */ |
1335 | 0 | if (!sep_removed |
1336 | 0 | && (size_t)(start - ZSTR_VAL(PG(arg_separator).output)) >= separator_len |
1337 | 0 | && !memcmp(start - separator_len, ZSTR_VAL(PG(arg_separator).output), separator_len)) { |
1338 | 0 | start -= separator_len; |
1339 | 0 | } |
1340 | | /* Remove partially */ |
1341 | 0 | memmove(start, end, |
1342 | 0 | ZSTR_LEN(url_state->url_app.s) - (end - ZSTR_VAL(url_state->url_app.s))); |
1343 | 0 | ZSTR_LEN(url_state->url_app.s) -= end - start; |
1344 | 0 | ZSTR_VAL(url_state->url_app.s)[ZSTR_LEN(url_state->url_app.s)] = '\0'; |
1345 | | |
1346 | | /* Remove form var */ |
1347 | 0 | start = (char *) php_memnstr(ZSTR_VAL(url_state->form_app.s), |
1348 | 0 | ZSTR_VAL(form_app.s), ZSTR_LEN(form_app.s), |
1349 | 0 | ZSTR_VAL(url_state->form_app.s) + ZSTR_LEN(url_state->form_app.s)); |
1350 | 0 | if (!start) { |
1351 | | /* Should not happen */ |
1352 | 0 | ret = FAILURE; |
1353 | 0 | php_url_scanner_reset_vars_impl(is_session); |
1354 | 0 | goto finish; |
1355 | 0 | } |
1356 | | /* Get end of form var */ |
1357 | 0 | limit = ZSTR_VAL(url_state->form_app.s) + ZSTR_LEN(url_state->form_app.s); |
1358 | 0 | end = start + ZSTR_LEN(form_app.s); |
1359 | 0 | while (end < limit) { |
1360 | 0 | if (*end == '>') { |
1361 | 0 | end += 1; |
1362 | 0 | break; |
1363 | 0 | } |
1364 | 0 | end++; |
1365 | 0 | } |
1366 | | /* Remove partially */ |
1367 | 0 | memmove(start, end, |
1368 | 0 | ZSTR_LEN(url_state->form_app.s) - (end - ZSTR_VAL(url_state->form_app.s))); |
1369 | 0 | ZSTR_LEN(url_state->form_app.s) -= end - start; |
1370 | 0 | ZSTR_VAL(url_state->form_app.s)[ZSTR_LEN(url_state->form_app.s)] = '\0'; |
1371 | |
|
1372 | 0 | finish: |
1373 | 0 | smart_str_free(&url_app); |
1374 | 0 | smart_str_free(&form_app); |
1375 | 0 | smart_str_free(&sname); |
1376 | 0 | smart_str_free(&hname); |
1377 | 0 | return ret; |
1378 | 0 | } |
1379 | | |
1380 | | |
1381 | | PHPAPI zend_result php_url_scanner_reset_session_var(zend_string *name, int encode) |
1382 | 0 | { |
1383 | 0 | return php_url_scanner_reset_var_impl(name, encode, /* is_session */ true); |
1384 | 0 | } |
1385 | | |
1386 | | |
1387 | | PHPAPI zend_result php_url_scanner_reset_var(zend_string *name, int encode) |
1388 | 0 | { |
1389 | 0 | return php_url_scanner_reset_var_impl(name, encode, /* is_session */ false); |
1390 | 0 | } |
1391 | | |
1392 | | |
1393 | | PHP_MINIT_FUNCTION(url_scanner) |
1394 | 16 | { |
1395 | 16 | REGISTER_INI_ENTRIES(); |
1396 | 16 | return SUCCESS; |
1397 | 16 | } |
1398 | | |
1399 | | PHP_MSHUTDOWN_FUNCTION(url_scanner) |
1400 | 0 | { |
1401 | 0 | UNREGISTER_INI_ENTRIES(); |
1402 | |
|
1403 | 0 | return SUCCESS; |
1404 | 0 | } |
1405 | | |
1406 | | PHP_RINIT_FUNCTION(url_scanner) |
1407 | 300k | { |
1408 | 300k | BG(url_adapt_session_ex).active = 0; |
1409 | 300k | BG(url_adapt_session_ex).tag_type = 0; |
1410 | 300k | BG(url_adapt_session_ex).attr_type = 0; |
1411 | 300k | BG(url_adapt_output_ex).active = 0; |
1412 | 300k | BG(url_adapt_output_ex).tag_type = 0; |
1413 | 300k | BG(url_adapt_output_ex).attr_type = 0; |
1414 | 300k | return SUCCESS; |
1415 | 300k | } |
1416 | | |
1417 | | PHP_RSHUTDOWN_FUNCTION(url_scanner) |
1418 | 300k | { |
1419 | 300k | if (BG(url_adapt_session_ex).active) { |
1420 | 0 | php_url_scanner_ex_deactivate(true); |
1421 | 0 | BG(url_adapt_session_ex).active = 0; |
1422 | 0 | BG(url_adapt_session_ex).tag_type = 0; |
1423 | 0 | BG(url_adapt_session_ex).attr_type = 0; |
1424 | 0 | } |
1425 | 300k | smart_str_free(&BG(url_adapt_session_ex).form_app); |
1426 | 300k | smart_str_free(&BG(url_adapt_session_ex).url_app); |
1427 | | |
1428 | 300k | if (BG(url_adapt_output_ex).active) { |
1429 | 0 | php_url_scanner_ex_deactivate(false); |
1430 | 0 | BG(url_adapt_output_ex).active = 0; |
1431 | 0 | BG(url_adapt_output_ex).tag_type = 0; |
1432 | 0 | BG(url_adapt_output_ex).attr_type = 0; |
1433 | 0 | } |
1434 | 300k | smart_str_free(&BG(url_adapt_output_ex).form_app); |
1435 | 300k | smart_str_free(&BG(url_adapt_output_ex).url_app); |
1436 | | |
1437 | 300k | return SUCCESS; |
1438 | 300k | } |