diff options
Diffstat (limited to 'ext/standard/url_scanner_ex.c')
| -rw-r--r-- | ext/standard/url_scanner_ex.c | 1431 |
1 files changed, 0 insertions, 1431 deletions
diff --git a/ext/standard/url_scanner_ex.c b/ext/standard/url_scanner_ex.c deleted file mode 100644 index fb4a55d2fe..0000000000 --- a/ext/standard/url_scanner_ex.c +++ /dev/null @@ -1,1431 +0,0 @@ -/* Generated by re2c 1.0.3 */ -#line 1 "ext/standard/url_scanner_ex.re" -/* - +----------------------------------------------------------------------+ - | PHP Version 7 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2018 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: Sascha Schumann <sascha@schumann.cx> | - | Yasuo Ohgaki <yohgaki@ohgaki.net> | - +----------------------------------------------------------------------+ -*/ - -#include "php.h" - -#ifdef HAVE_UNISTD_H -#include <unistd.h> -#endif -#ifdef HAVE_LIMITS_H -#include <limits.h> -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "SAPI.h" -#include "php_ini.h" -#include "php_globals.h" -#include "php_string.h" -#define STATE_TAG SOME_OTHER_STATE_TAG -#include "basic_functions.h" -#include "url.h" -#include "html.h" -#undef STATE_TAG - -#define url_scanner url_scanner_ex - -#include "zend_smart_str.h" - -static void tag_dtor(zval *zv) -{ - free(Z_PTR_P(zv)); -} - -static int php_ini_on_update_tags(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage, int type) -{ - url_adapt_state_ex_t *ctx; - char *key; - char *tmp; - char *lasts = NULL; - - if (type) { - ctx = &BG(url_adapt_session_ex); - } else { - ctx = &BG(url_adapt_output_ex); - } - - tmp = estrndup(ZSTR_VAL(new_value), ZSTR_LEN(new_value)); - - if (ctx->tags) - zend_hash_destroy(ctx->tags); - else { - ctx->tags = malloc(sizeof(HashTable)); - if (!ctx->tags) { - efree(tmp); - return FAILURE; - } - } - - zend_hash_init(ctx->tags, 0, NULL, tag_dtor, 1); - - for (key = php_strtok_r(tmp, ",", &lasts); - key; - key = php_strtok_r(NULL, ",", &lasts)) { - char *val; - - val = strchr(key, '='); - if (val) { - char *q; - size_t keylen; - zend_string *str; - - *val++ = '\0'; - for (q = key; *q; q++) { - *q = tolower(*q); - } - keylen = q - key; - str = zend_string_init(key, keylen, 1); - GC_MAKE_PERSISTENT_LOCAL(str); - zend_hash_add_mem(ctx->tags, str, val, strlen(val)+1); - zend_string_release_ex(str, 1); - } - } - - efree(tmp); - - return SUCCESS; -} - -static PHP_INI_MH(OnUpdateSessionTags) -{ - return php_ini_on_update_tags(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, 1); -} - -static PHP_INI_MH(OnUpdateOutputTags) -{ - return php_ini_on_update_tags(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, 0); -} - -static int php_ini_on_update_hosts(zend_ini_entry *entry, zend_string *new_value, void *mh_arg1, void *mh_arg2, void *mh_arg3, int stage, int type) -{ - HashTable *hosts; - char *key; - char *tmp; - char *lasts = NULL; - - if (type) { - hosts = &BG(url_adapt_session_hosts_ht); - } else { - hosts = &BG(url_adapt_output_hosts_ht); - } - zend_hash_clean(hosts); - - /* Use user supplied host whitelist */ - tmp = estrndup(ZSTR_VAL(new_value), ZSTR_LEN(new_value)); - for (key = php_strtok_r(tmp, ",", &lasts); - key; - key = php_strtok_r(NULL, ",", &lasts)) { - size_t keylen; - zend_string *tmp_key; - char *q; - - for (q = key; *q; q++) { - *q = tolower(*q); - } - keylen = q - key; - if (keylen > 0) { - tmp_key = zend_string_init(key, keylen, 0); - zend_hash_add_empty_element(hosts, tmp_key); - zend_string_release_ex(tmp_key, 0); - } - } - efree(tmp); - - return SUCCESS; -} - -static PHP_INI_MH(OnUpdateSessionHosts) -{ - return php_ini_on_update_hosts(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, 1); -} - -static PHP_INI_MH(OnUpdateOutputHosts) -{ - return php_ini_on_update_hosts(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage, 0); -} - -/* FIXME: OnUpdate*Hosts cannot set default to $_SERVER['HTTP_HOST'] at startup */ -PHP_INI_BEGIN() - 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) - STD_PHP_INI_ENTRY("session.trans_sid_hosts", "", PHP_INI_ALL, OnUpdateSessionHosts, url_adapt_session_hosts_ht, php_basic_globals, basic_globals) - STD_PHP_INI_ENTRY("url_rewriter.tags", "form=", PHP_INI_ALL, OnUpdateOutputTags, url_adapt_session_ex, php_basic_globals, basic_globals) - STD_PHP_INI_ENTRY("url_rewriter.hosts", "", PHP_INI_ALL, OnUpdateOutputHosts, url_adapt_session_hosts_ht, php_basic_globals, basic_globals) -PHP_INI_END() - -#line 179 "ext/standard/url_scanner_ex.re" - - -#define YYFILL(n) goto done -#define YYCTYPE unsigned char -#define YYCURSOR p -#define YYLIMIT q -#define YYMARKER r - -static inline void append_modified_url(smart_str *url, smart_str *dest, smart_str *url_app, const char *separator) -{ - php_url *url_parts; - - smart_str_0(url); /* FIXME: Bug #70480 php_url_parse_ex() crashes by processing chars exceed len */ - url_parts = php_url_parse_ex(ZSTR_VAL(url->s), ZSTR_LEN(url->s)); - - /* Ignore malformed URLs */ - if (!url_parts) { - smart_str_append_smart_str(dest, url); - return; - } - - /* Don't modify URLs of the format "#mark" */ - if (url_parts->fragment && '#' == ZSTR_VAL(url->s)[0]) { - smart_str_append_smart_str(dest, url); - php_url_free(url_parts); - return; - } - - /* Check protocol. Only http/https is allowed. */ - if (url_parts->scheme - && !zend_string_equals_literal_ci(url_parts->scheme, "http") - && !zend_string_equals_literal_ci(url_parts->scheme, "https")) { - smart_str_append_smart_str(dest, url); - php_url_free(url_parts); - return; - } - - /* Check host whitelist. If it's not listed, do nothing. */ - if (url_parts->host) { - zend_string *tmp = zend_string_tolower(url_parts->host); - if (!zend_hash_exists(&BG(url_adapt_session_hosts_ht), tmp)) { - zend_string_release_ex(tmp, 0); - smart_str_append_smart_str(dest, url); - php_url_free(url_parts); - return; - } - zend_string_release_ex(tmp, 0); - } - - /* - * When URL does not have path and query string add "/?". - * i.e. If URL is only "?foo=bar", should not add "/?". - */ - if (!url_parts->path && !url_parts->query && !url_parts->fragment) { - /* URL is http://php.net or like */ - smart_str_append_smart_str(dest, url); - smart_str_appendc(dest, '/'); - smart_str_appendc(dest, '?'); - smart_str_append_smart_str(dest, url_app); - php_url_free(url_parts); - return; - } - - if (url_parts->scheme) { - smart_str_appends(dest, ZSTR_VAL(url_parts->scheme)); - smart_str_appends(dest, "://"); - } else if (*(ZSTR_VAL(url->s)) == '/' && *(ZSTR_VAL(url->s)+1) == '/') { - smart_str_appends(dest, "//"); - } - if (url_parts->user) { - smart_str_appends(dest, ZSTR_VAL(url_parts->user)); - if (url_parts->pass) { - smart_str_appends(dest, ZSTR_VAL(url_parts->pass)); - smart_str_appendc(dest, ':'); - } - smart_str_appendc(dest, '@'); - } - if (url_parts->host) { - smart_str_appends(dest, ZSTR_VAL(url_parts->host)); - } - if (url_parts->port) { - smart_str_appendc(dest, ':'); - smart_str_append_unsigned(dest, (long)url_parts->port); - } - if (url_parts->path) { - smart_str_appends(dest, ZSTR_VAL(url_parts->path)); - } - smart_str_appendc(dest, '?'); - if (url_parts->query) { - smart_str_appends(dest, ZSTR_VAL(url_parts->query)); - smart_str_appends(dest, separator); - smart_str_append_smart_str(dest, url_app); - } else { - smart_str_append_smart_str(dest, url_app); - } - if (url_parts->fragment) { - smart_str_appendc(dest, '#'); - smart_str_appends(dest, ZSTR_VAL(url_parts->fragment)); - } - php_url_free(url_parts); -} - -enum { - TAG_NORMAL = 0, - TAG_FORM -}; - -enum { - ATTR_NORMAL = 0, - ATTR_ACTION -}; - -#undef YYFILL -#undef YYCTYPE -#undef YYCURSOR -#undef YYLIMIT -#undef YYMARKER - -static inline void tag_arg(url_adapt_state_ex_t *ctx, char quotes, char type) -{ - char f = 0; - - /* arg.s is string WITHOUT NUL. - To avoid partial match, NUL is added here */ - ZSTR_VAL(ctx->arg.s)[ZSTR_LEN(ctx->arg.s)] = '\0'; - if (!strcasecmp(ZSTR_VAL(ctx->arg.s), ctx->lookup_data)) { - f = 1; - } - - if (quotes) { - smart_str_appendc(&ctx->result, type); - } - if (f) { - append_modified_url(&ctx->val, &ctx->result, &ctx->url_app, PG(arg_separator).output); - } else { - smart_str_append_smart_str(&ctx->result, &ctx->val); - } - if (quotes) { - smart_str_appendc(&ctx->result, type); - } -} - -enum { - STATE_PLAIN = 0, - STATE_TAG, - STATE_NEXT_ARG, - STATE_ARG, - STATE_BEFORE_VAL, - STATE_VAL -}; - -#define YYFILL(n) goto stop -#define YYCTYPE unsigned char -#define YYCURSOR xp -#define YYLIMIT end -#define YYMARKER q -#define STATE ctx->state - -#define STD_PARA url_adapt_state_ex_t *ctx, char *start, char *YYCURSOR -#define STD_ARGS ctx, start, xp - -#if SCANNER_DEBUG -#define scdebug(x) printf x -#else -#define scdebug(x) -#endif - -static inline void passthru(STD_PARA) -{ - scdebug(("appending %d chars, starting with %c\n", YYCURSOR-start, *start)); - smart_str_appendl(&ctx->result, start, YYCURSOR - start); -} - - -static int check_http_host(char *target) -{ - zval *host, *tmp; - zend_string *host_tmp; - char *colon; - - if ((tmp = zend_hash_str_find(&EG(symbol_table), ZEND_STRL("_SERVER"))) && - Z_TYPE_P(tmp) == IS_ARRAY && - (host = zend_hash_str_find(Z_ARRVAL_P(tmp), ZEND_STRL("HTTP_HOST"))) && - Z_TYPE_P(host) == IS_STRING) { - host_tmp = zend_string_init(Z_STRVAL_P(host), Z_STRLEN_P(host), 0); - /* HTTP_HOST could be 'localhost:8888' etc. */ - colon = strchr(ZSTR_VAL(host_tmp), ':'); - if (colon) { - ZSTR_LEN(host_tmp) = colon - ZSTR_VAL(host_tmp); - ZSTR_VAL(host_tmp)[ZSTR_LEN(host_tmp)] = '\0'; - } - if (!strcasecmp(ZSTR_VAL(host_tmp), target)) { - zend_string_release_ex(host_tmp, 0); - return SUCCESS; - } - zend_string_release_ex(host_tmp, 0); - } - return FAILURE; -} - -static int check_host_whitelist(url_adapt_state_ex_t *ctx) -{ - php_url *url_parts = NULL; - HashTable *allowed_hosts = ctx->type ? &BG(url_adapt_session_hosts_ht) : &BG(url_adapt_output_hosts_ht); - - ZEND_ASSERT(ctx->tag_type == TAG_FORM); - - if (ctx->attr_val.s && ZSTR_LEN(ctx->attr_val.s)) { - url_parts = php_url_parse_ex(ZSTR_VAL(ctx->attr_val.s), ZSTR_LEN(ctx->attr_val.s)); - } else { - return SUCCESS; /* empty URL is valid */ - } - - if (!url_parts) { - return FAILURE; - } - if (url_parts->scheme) { - /* Only http/https should be handled. - A bit hacky check this here, but saves a URL parse. */ - if (!zend_string_equals_literal_ci(url_parts->scheme, "http") && - !zend_string_equals_literal_ci(url_parts->scheme, "https")) { - php_url_free(url_parts); - return FAILURE; - } - } - if (!url_parts->host) { - php_url_free(url_parts); - return SUCCESS; - } - if (!zend_hash_num_elements(allowed_hosts) && - check_http_host(ZSTR_VAL(url_parts->host)) == SUCCESS) { - php_url_free(url_parts); - return SUCCESS; - } - if (!zend_hash_find(allowed_hosts, url_parts->host)) { - php_url_free(url_parts); - return FAILURE; - } - php_url_free(url_parts); - return SUCCESS; -} - -/* - * This function appends a hidden input field after a <form>. - */ -static void handle_form(STD_PARA) -{ - int doit = 0; - - if (ZSTR_LEN(ctx->form_app.s) > 0) { - switch (ZSTR_LEN(ctx->tag.s)) { - case sizeof("form") - 1: - if (!strncasecmp(ZSTR_VAL(ctx->tag.s), "form", ZSTR_LEN(ctx->tag.s)) - && check_host_whitelist(ctx) == SUCCESS) { - doit = 1; - } - break; - } - } - - if (doit) { - smart_str_append_smart_str(&ctx->result, &ctx->form_app); - } -} - -/* - * HANDLE_TAG copies the HTML Tag and checks whether we - * have that tag in our table. If we might modify it, - * we continue to scan the tag, otherwise we simply copy the complete - * HTML stuff to the result buffer. - */ - -static inline void handle_tag(STD_PARA) -{ - int ok = 0; - unsigned int i; - - if (ctx->tag.s) { - ZSTR_LEN(ctx->tag.s) = 0; - } - smart_str_appendl(&ctx->tag, start, YYCURSOR - start); - for (i = 0; i < ZSTR_LEN(ctx->tag.s); i++) - ZSTR_VAL(ctx->tag.s)[i] = tolower((int)(unsigned char)ZSTR_VAL(ctx->tag.s)[i]); - /* intentionally using str_find here, in case the hash value is set, but the string val is changed later */ - if ((ctx->lookup_data = zend_hash_str_find_ptr(ctx->tags, ZSTR_VAL(ctx->tag.s), ZSTR_LEN(ctx->tag.s))) != NULL) { - ok = 1; - if (ZSTR_LEN(ctx->tag.s) == sizeof("form")-1 - && !strncasecmp(ZSTR_VAL(ctx->tag.s), "form", ZSTR_LEN(ctx->tag.s))) { - ctx->tag_type = TAG_FORM; - } else { - ctx->tag_type = TAG_NORMAL; - } - } - STATE = ok ? STATE_NEXT_ARG : STATE_PLAIN; -} - -static inline void handle_arg(STD_PARA) -{ - if (ctx->arg.s) { - ZSTR_LEN(ctx->arg.s) = 0; - } - smart_str_appendl(&ctx->arg, start, YYCURSOR - start); - if (ctx->tag_type == TAG_FORM && - strncasecmp(ZSTR_VAL(ctx->arg.s), "action", ZSTR_LEN(ctx->arg.s)) == 0) { - ctx->attr_type = ATTR_ACTION; - } else { - ctx->attr_type = ATTR_NORMAL; - } -} - -static inline void handle_val(STD_PARA, char quotes, char type) -{ - smart_str_setl(&ctx->val, start + quotes, YYCURSOR - start - quotes * 2); - if (ctx->tag_type == TAG_FORM && ctx->attr_type == ATTR_ACTION) { - smart_str_setl(&ctx->attr_val, start + quotes, YYCURSOR - start - quotes * 2); - } - tag_arg(ctx, quotes, type); -} - -static inline void xx_mainloop(url_adapt_state_ex_t *ctx, const char *newdata, size_t newlen) -{ - char *end, *q; - char *xp; - char *start; - size_t rest; - - smart_str_appendl(&ctx->buf, newdata, newlen); - - YYCURSOR = ZSTR_VAL(ctx->buf.s); - YYLIMIT = ZSTR_VAL(ctx->buf.s) + ZSTR_LEN(ctx->buf.s); - - switch (STATE) { - case STATE_PLAIN: goto state_plain; - case STATE_TAG: goto state_tag; - case STATE_NEXT_ARG: goto state_next_arg; - case STATE_ARG: goto state_arg; - case STATE_BEFORE_VAL: goto state_before_val; - case STATE_VAL: goto state_val; - } - - -state_plain_begin: - STATE = STATE_PLAIN; - -state_plain: - start = YYCURSOR; - -#line 524 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 0, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - }; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy2; - } - goto yy5; -yy2: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy2; - } -#line 527 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); goto state_plain; } -#line 576 "ext/standard/url_scanner_ex.c" -yy5: - ++YYCURSOR; -#line 526 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); STATE = STATE_TAG; goto state_tag; } -#line 581 "ext/standard/url_scanner_ex.c" -} -#line 528 "ext/standard/url_scanner_ex.re" - - -state_tag: - start = YYCURSOR; - -#line 589 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 128, 0, 0, 0, 0, 0, - 0, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 0, 0, 0, 0, 0, - 0, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - }; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy11; - } - ++YYCURSOR; -#line 534 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); goto state_plain_begin; } -#line 634 "ext/standard/url_scanner_ex.c" -yy11: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy11; - } -#line 533 "ext/standard/url_scanner_ex.re" - { handle_tag(STD_ARGS); /* Sets STATE */; passthru(STD_ARGS); if (STATE == STATE_PLAIN) goto state_plain; else goto state_next_arg; } -#line 644 "ext/standard/url_scanner_ex.c" -} -#line 535 "ext/standard/url_scanner_ex.re" - - -state_next_arg_begin: - STATE = STATE_NEXT_ARG; - -state_next_arg: - start = YYCURSOR; - -#line 655 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 128, 128, 128, 0, 128, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 128, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - }; - if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy18; - } - if (yych <= '>') { - if (yych == '/') goto yy21; - if (yych >= '>') goto yy22; - } else { - if (yych <= 'Z') { - if (yych >= 'A') goto yy24; - } else { - if (yych <= '`') goto yy16; - if (yych <= 'z') goto yy24; - } - } -yy16: - ++YYCURSOR; -yy17: -#line 546 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); goto state_plain_begin; } -#line 713 "ext/standard/url_scanner_ex.c" -yy18: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy18; - } -#line 544 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); goto state_next_arg; } -#line 723 "ext/standard/url_scanner_ex.c" -yy21: - yych = *++YYCURSOR; - if (yych != '>') goto yy17; -yy22: - ++YYCURSOR; -#line 543 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); handle_form(STD_ARGS); goto state_plain_begin; } -#line 731 "ext/standard/url_scanner_ex.c" -yy24: - ++YYCURSOR; -#line 545 "ext/standard/url_scanner_ex.re" - { --YYCURSOR; STATE = STATE_ARG; goto state_arg; } -#line 736 "ext/standard/url_scanner_ex.c" -} -#line 547 "ext/standard/url_scanner_ex.re" - - -state_arg: - start = YYCURSOR; - -#line 744 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 128, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 0, 0, 0, 0, 0, - 0, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - }; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yych <= '@') goto yy28; - if (yych <= 'Z') goto yy30; - if (yych <= '`') goto yy28; - if (yych <= 'z') goto yy30; -yy28: - ++YYCURSOR; -#line 553 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); STATE = STATE_NEXT_ARG; goto state_next_arg; } -#line 791 "ext/standard/url_scanner_ex.c" -yy30: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy30; - } -#line 552 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); handle_arg(STD_ARGS); STATE = STATE_BEFORE_VAL; goto state_before_val; } -#line 801 "ext/standard/url_scanner_ex.c" -} -#line 554 "ext/standard/url_scanner_ex.re" - - -state_before_val: - start = YYCURSOR; - -#line 809 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 128, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - }; - if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); - yych = *YYCURSOR; - if (yych == ' ') goto yy37; - if (yych == '=') goto yy38; - ++YYCURSOR; -yy36: -#line 560 "ext/standard/url_scanner_ex.re" - { --YYCURSOR; goto state_next_arg_begin; } -#line 854 "ext/standard/url_scanner_ex.c" -yy37: - yych = *(YYMARKER = ++YYCURSOR); - if (yych == ' ') goto yy41; - if (yych != '=') goto yy36; -yy38: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 128) { - goto yy38; - } -#line 559 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); STATE = STATE_VAL; goto state_val; } -#line 868 "ext/standard/url_scanner_ex.c" -yy41: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yych == ' ') goto yy41; - if (yych == '=') goto yy38; - YYCURSOR = YYMARKER; - goto yy36; -} -#line 561 "ext/standard/url_scanner_ex.re" - - - -state_val: - start = YYCURSOR; - -#line 885 "ext/standard/url_scanner_ex.c" -{ - YYCTYPE yych; - static const unsigned char yybm[] = { - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 192, 192, 224, 224, 192, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 192, 224, 128, 224, 224, 224, 224, 64, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 0, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - 224, 224, 224, 224, 224, 224, 224, 224, - }; - if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2); - yych = *YYCURSOR; - if (yybm[0+yych] & 32) { - goto yy46; - } - if (yych <= ' ') goto yy49; - if (yych <= '"') goto yy51; - if (yych <= '\'') goto yy52; - goto yy49; -yy46: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; - if (yybm[0+yych] & 32) { - goto yy46; - } -#line 569 "ext/standard/url_scanner_ex.re" - { handle_val(STD_ARGS, 0, ' '); goto state_next_arg_begin; } -#line 940 "ext/standard/url_scanner_ex.c" -yy49: - ++YYCURSOR; -yy50: -#line 570 "ext/standard/url_scanner_ex.re" - { passthru(STD_ARGS); goto state_next_arg_begin; } -#line 946 "ext/standard/url_scanner_ex.c" -yy51: - yych = *(YYMARKER = ++YYCURSOR); - if (yych == '>') goto yy50; - goto yy54; -yy52: - yych = *(YYMARKER = ++YYCURSOR); - if (yych == '>') goto yy50; - goto yy59; -yy53: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; -yy54: - if (yybm[0+yych] & 64) { - goto yy53; - } - if (yych <= '"') goto yy56; -yy55: - YYCURSOR = YYMARKER; - goto yy50; -yy56: - ++YYCURSOR; -#line 567 "ext/standard/url_scanner_ex.re" - { handle_val(STD_ARGS, 1, '"'); goto state_next_arg_begin; } -#line 971 "ext/standard/url_scanner_ex.c" -yy58: - ++YYCURSOR; - if (YYLIMIT <= YYCURSOR) YYFILL(1); - yych = *YYCURSOR; -yy59: - if (yybm[0+yych] & 128) { - goto yy58; - } - if (yych >= '(') goto yy55; - ++YYCURSOR; -#line 568 "ext/standard/url_scanner_ex.re" - { handle_val(STD_ARGS, 1, '\''); goto state_next_arg_begin; } -#line 984 "ext/standard/url_scanner_ex.c" -} -#line 571 "ext/standard/url_scanner_ex.re" - - -stop: - if (YYLIMIT < start) { - /* XXX: Crash avoidance. Need to work with reporter to figure out what goes wrong */ - rest = 0; - } else { - rest = YYLIMIT - start; - scdebug(("stopped in state %d at pos %d (%d:%c) %d\n", STATE, YYCURSOR - ctx->buf.c, *YYCURSOR, *YYCURSOR, rest)); - } - - if (rest) memmove(ZSTR_VAL(ctx->buf.s), start, rest); - ZSTR_LEN(ctx->buf.s) = rest; -} - - -PHPAPI char *php_url_scanner_adapt_single_url(const char *url, size_t urllen, const char *name, const char *value, size_t *newlen, int encode) -{ - char *result; - smart_str surl = {0}; - smart_str buf = {0}; - smart_str url_app = {0}; - zend_string *encoded; - - smart_str_appendl(&surl, url, urllen); - - if (encode) { - encoded = php_raw_url_encode(name, strlen(name)); - smart_str_appendl(&url_app, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); - zend_string_free(encoded); - } else { - smart_str_appends(&url_app, name); - } - smart_str_appendc(&url_app, '='); - if (encode) { - encoded = php_raw_url_encode(value, strlen(value)); - smart_str_appendl(&url_app, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); - zend_string_free(encoded); - } else { - smart_str_appends(&url_app, value); - } - - append_modified_url(&surl, &buf, &url_app, PG(arg_separator).output); - - smart_str_0(&buf); - if (newlen) *newlen = ZSTR_LEN(buf.s); - result = estrndup(ZSTR_VAL(buf.s), ZSTR_LEN(buf.s)); - - smart_str_free(&url_app); - smart_str_free(&buf); - - return result; -} - - -static char *url_adapt_ext(const char *src, size_t srclen, size_t *newlen, zend_bool do_flush, url_adapt_state_ex_t *ctx) -{ - char *retval; - - xx_mainloop(ctx, src, srclen); - - if (!ctx->result.s) { - smart_str_appendl(&ctx->result, "", 0); - *newlen = 0; - } else { - *newlen = ZSTR_LEN(ctx->result.s); - } - smart_str_0(&ctx->result); - if (do_flush) { - smart_str_append(&ctx->result, ctx->buf.s); - *newlen += ZSTR_LEN(ctx->buf.s); - smart_str_free(&ctx->buf); - smart_str_free(&ctx->val); - smart_str_free(&ctx->attr_val); - } - retval = estrndup(ZSTR_VAL(ctx->result.s), ZSTR_LEN(ctx->result.s)); - smart_str_free(&ctx->result); - return retval; -} - -static int php_url_scanner_ex_activate(int type) -{ - url_adapt_state_ex_t *ctx; - - if (type) { - ctx = &BG(url_adapt_session_ex); - } else { - ctx = &BG(url_adapt_output_ex); - } - - memset(ctx, 0, ((size_t) &((url_adapt_state_ex_t *)0)->tags)); - - return SUCCESS; -} - -static int php_url_scanner_ex_deactivate(int type) -{ - url_adapt_state_ex_t *ctx; - - if (type) { - ctx = &BG(url_adapt_session_ex); - } else { - ctx = &BG(url_adapt_output_ex); - } - - smart_str_free(&ctx->result); - smart_str_free(&ctx->buf); - smart_str_free(&ctx->tag); - smart_str_free(&ctx->arg); - smart_str_free(&ctx->attr_val); - - return SUCCESS; -} - -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, int type) -{ - size_t len; - url_adapt_state_ex_t *url_state; - - if (type) { - url_state = &BG(url_adapt_session_ex); - } else { - url_state = &BG(url_adapt_output_ex); - } - - if (ZSTR_LEN(url_state->url_app.s) != 0) { - *handled_output = url_adapt_ext(output, output_len, &len, (zend_bool) (mode & (PHP_OUTPUT_HANDLER_END | PHP_OUTPUT_HANDLER_CONT | PHP_OUTPUT_HANDLER_FLUSH | PHP_OUTPUT_HANDLER_FINAL) ? 1 : 0), url_state); - if (sizeof(uint) < sizeof(size_t)) { - if (len > UINT_MAX) - len = UINT_MAX; - } - *handled_output_len = len; - } else if (ZSTR_LEN(url_state->url_app.s) == 0) { - url_adapt_state_ex_t *ctx = url_state; - if (ctx->buf.s && ZSTR_LEN(ctx->buf.s)) { - smart_str_append(&ctx->result, ctx->buf.s); - smart_str_appendl(&ctx->result, output, output_len); - - *handled_output = estrndup(ZSTR_VAL(ctx->result.s), ZSTR_LEN(ctx->result.s)); - *handled_output_len = ZSTR_LEN(ctx->buf.s) + output_len; - - smart_str_free(&ctx->buf); - smart_str_free(&ctx->result); - } else { - *handled_output = estrndup(output, *handled_output_len = output_len); - } - } else { - *handled_output = NULL; - } -} - -static void php_url_scanner_session_handler(char *output, size_t output_len, char **handled_output, size_t *handled_output_len, int mode) -{ - php_url_scanner_session_handler_impl(output, output_len, handled_output, handled_output_len, mode, 1); -} - -static void php_url_scanner_output_handler(char *output, size_t output_len, char **handled_output, size_t *handled_output_len, int mode) -{ - php_url_scanner_session_handler_impl(output, output_len, handled_output, handled_output_len, mode, 0); -} - -static inline int php_url_scanner_add_var_impl(char *name, size_t name_len, char *value, size_t value_len, int encode, int type) -{ - smart_str sname = {0}; - smart_str svalue = {0}; - smart_str hname = {0}; - smart_str hvalue = {0}; - zend_string *encoded; - url_adapt_state_ex_t *url_state; - php_output_handler_func_t handler; - - if (type) { - url_state = &BG(url_adapt_session_ex); - handler = php_url_scanner_session_handler; - } else { - url_state = &BG(url_adapt_output_ex); - handler = php_url_scanner_output_handler; - } - - if (!url_state->active) { - php_url_scanner_ex_activate(type); - php_output_start_internal(ZEND_STRL("URL-Rewriter"), handler, 0, PHP_OUTPUT_HANDLER_STDFLAGS); - url_state->active = 1; - } - - if (url_state->url_app.s && ZSTR_LEN(url_state->url_app.s) != 0) { - smart_str_appends(&url_state->url_app, PG(arg_separator).output); - } - - if (encode) { - encoded = php_raw_url_encode(name, name_len); - smart_str_appendl(&sname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); - encoded = php_raw_url_encode(value, value_len); - smart_str_appendl(&svalue, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); - encoded = php_escape_html_entities_ex((unsigned char*)name, name_len, 0, ENT_QUOTES|ENT_SUBSTITUTE, SG(default_charset), 0); - smart_str_appendl(&hname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); - encoded = php_escape_html_entities_ex((unsigned char*)value, value_len, 0, ENT_QUOTES|ENT_SUBSTITUTE, SG(default_charset), 0); - smart_str_appendl(&hvalue, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); zend_string_free(encoded); - } else { - smart_str_appendl(&sname, name, name_len); - smart_str_appendl(&svalue, value, value_len); - smart_str_appendl(&hname, name, name_len); - smart_str_appendl(&hvalue, value, value_len); - } - - smart_str_append_smart_str(&url_state->url_app, &sname); - smart_str_appendc(&url_state->url_app, '='); - smart_str_append_smart_str(&url_state->url_app, &svalue); - - smart_str_appends(&url_state->form_app, "<input type=\"hidden\" name=\""); - smart_str_append_smart_str(&url_state->form_app, &hname); - smart_str_appends(&url_state->form_app, "\" value=\""); - smart_str_append_smart_str(&url_state->form_app, &hvalue); - smart_str_appends(&url_state->form_app, "\" />"); - - smart_str_free(&sname); - smart_str_free(&svalue); - smart_str_free(&hname); - smart_str_free(&hvalue); - - return SUCCESS; -} - - -PHPAPI int php_url_scanner_add_session_var(char *name, size_t name_len, char *value, size_t value_len, int encode) -{ - return php_url_scanner_add_var_impl(name, name_len, value, value_len, encode, 1); -} - - -PHPAPI int php_url_scanner_add_var(char *name, size_t name_len, char *value, size_t value_len, int encode) -{ - return php_url_scanner_add_var_impl(name, name_len, value, value_len, encode, 0); -} - - -static inline void php_url_scanner_reset_vars_impl(int type) { - url_adapt_state_ex_t *url_state; - - if (type) { - url_state = &BG(url_adapt_session_ex); - } else { - url_state = &BG(url_adapt_output_ex); - } - - if (url_state->form_app.s) { - ZSTR_LEN(url_state->form_app.s) = 0; - } - if (url_state->url_app.s) { - ZSTR_LEN(url_state->url_app.s) = 0; - } -} - - -PHPAPI int php_url_scanner_reset_session_vars(void) -{ - php_url_scanner_reset_vars_impl(1); - return SUCCESS; -} - - -PHPAPI int php_url_scanner_reset_vars(void) -{ - php_url_scanner_reset_vars_impl(0); - return SUCCESS; -} - - -static inline int php_url_scanner_reset_var_impl(zend_string *name, int encode, int type) -{ - char *start, *end, *limit; - size_t separator_len; - smart_str sname = {0}; - smart_str hname = {0}; - smart_str url_app = {0}; - smart_str form_app = {0}; - zend_string *encoded; - int ret = SUCCESS; - zend_bool sep_removed = 0; - url_adapt_state_ex_t *url_state; - - if (type) { - url_state = &BG(url_adapt_session_ex); - } else { - url_state = &BG(url_adapt_output_ex); - } - - /* Short circuit check. Only check url_app. */ - if (!url_state->url_app.s || !ZSTR_LEN(url_state->url_app.s)) { - return SUCCESS; - } - - if (encode) { - encoded = php_raw_url_encode(ZSTR_VAL(name), ZSTR_LEN(name)); - smart_str_appendl(&sname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); - zend_string_free(encoded); - encoded = php_escape_html_entities_ex((unsigned char *)ZSTR_VAL(name), ZSTR_LEN(name), 0, ENT_QUOTES|ENT_SUBSTITUTE, SG(default_charset), 0); - smart_str_appendl(&hname, ZSTR_VAL(encoded), ZSTR_LEN(encoded)); - zend_string_free(encoded); - } else { - smart_str_appendl(&sname, ZSTR_VAL(name), ZSTR_LEN(name)); - smart_str_appendl(&hname, ZSTR_VAL(name), ZSTR_LEN(name)); - } - smart_str_0(&sname); - smart_str_0(&hname); - - smart_str_append_smart_str(&url_app, &sname); - smart_str_appendc(&url_app, '='); - smart_str_0(&url_app); - - smart_str_appends(&form_app, "<input type=\"hidden\" name=\""); - smart_str_append_smart_str(&form_app, &hname); - smart_str_appends(&form_app, "\" value=\""); - smart_str_0(&form_app); - - /* Short circuit check. Only check url_app. */ - start = (char *) php_memnstr(ZSTR_VAL(url_state->url_app.s), - ZSTR_VAL(url_app.s), ZSTR_LEN(url_app.s), - ZSTR_VAL(url_state->url_app.s) + ZSTR_LEN(url_state->url_app.s)); - if (!start) { - ret = FAILURE; - goto finish; - } - - /* Get end of url var */ - limit = ZSTR_VAL(url_state->url_app.s) + ZSTR_LEN(url_state->url_app.s); - end = start + ZSTR_LEN(url_app.s); - separator_len = strlen(PG(arg_separator).output); - while (end < limit) { - if (!memcmp(end, PG(arg_separator).output, separator_len)) { - end += separator_len; - sep_removed = 1; - break; - } - end++; - } - /* Remove all when this is the only rewrite var */ - if (ZSTR_LEN(url_state->url_app.s) == end - start) { - php_url_scanner_reset_vars_impl(type); - goto finish; - } - /* Check preceding separator */ - if (!sep_removed - && (size_t)(start - PG(arg_separator).output) >= separator_len - && !memcmp(start - separator_len, PG(arg_separator).output, separator_len)) { - start -= separator_len; - } - /* Remove partially */ - memmove(start, end, - ZSTR_LEN(url_state->url_app.s) - (end - ZSTR_VAL(url_state->url_app.s))); - ZSTR_LEN(url_state->url_app.s) -= end - start; - ZSTR_VAL(url_state->url_app.s)[ZSTR_LEN(url_state->url_app.s)] = '\0'; - - /* Remove form var */ - start = (char *) php_memnstr(ZSTR_VAL(url_state->form_app.s), - ZSTR_VAL(form_app.s), ZSTR_LEN(form_app.s), - ZSTR_VAL(url_state->form_app.s) + ZSTR_LEN(url_state->form_app.s)); - if (!start) { - /* Should not happen */ - ret = FAILURE; - php_url_scanner_reset_vars_impl(type); - goto finish; - } - /* Get end of form var */ - limit = ZSTR_VAL(url_state->form_app.s) + ZSTR_LEN(url_state->form_app.s); - end = start + ZSTR_LEN(form_app.s); - while (end < limit) { - if (*end == '>') { - end += 1; - break; - } - end++; - } - /* Remove partially */ - memmove(start, end, - ZSTR_LEN(url_state->form_app.s) - (end - ZSTR_VAL(url_state->form_app.s))); - ZSTR_LEN(url_state->form_app.s) -= end - start; - ZSTR_VAL(url_state->form_app.s)[ZSTR_LEN(url_state->form_app.s)] = '\0'; - -finish: - smart_str_free(&url_app); - smart_str_free(&form_app); - smart_str_free(&sname); - smart_str_free(&hname); - return ret; -} - - -PHPAPI int php_url_scanner_reset_session_var(zend_string *name, int encode) -{ - return php_url_scanner_reset_var_impl(name, encode, 1); -} - - -PHPAPI int php_url_scanner_reset_var(zend_string *name, int encode) -{ - return php_url_scanner_reset_var_impl(name, encode, 0); -} - - -PHP_MINIT_FUNCTION(url_scanner) -{ - REGISTER_INI_ENTRIES(); - return SUCCESS; -} - -PHP_MSHUTDOWN_FUNCTION(url_scanner) -{ - UNREGISTER_INI_ENTRIES(); - - return SUCCESS; -} - -PHP_RINIT_FUNCTION(url_scanner) -{ - BG(url_adapt_session_ex).active = 0; - BG(url_adapt_session_ex).tag_type = 0; - BG(url_adapt_session_ex).attr_type = 0; - BG(url_adapt_output_ex).active = 0; - BG(url_adapt_output_ex).tag_type = 0; - BG(url_adapt_output_ex).attr_type = 0; - return SUCCESS; -} - -PHP_RSHUTDOWN_FUNCTION(url_scanner) -{ - if (BG(url_adapt_session_ex).active) { - php_url_scanner_ex_deactivate(1); - BG(url_adapt_session_ex).active = 0; - BG(url_adapt_session_ex).tag_type = 0; - BG(url_adapt_session_ex).attr_type = 0; - } - smart_str_free(&BG(url_adapt_session_ex).form_app); - smart_str_free(&BG(url_adapt_session_ex).url_app); - - if (BG(url_adapt_output_ex).active) { - php_url_scanner_ex_deactivate(0); - BG(url_adapt_output_ex).active = 0; - BG(url_adapt_output_ex).tag_type = 0; - BG(url_adapt_output_ex).attr_type = 0; - } - smart_str_free(&BG(url_adapt_output_ex).form_app); - smart_str_free(&BG(url_adapt_output_ex).url_app); - - return SUCCESS; -} |