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LCOV - code coverage report
Current view: top level - main - php_ini.c (source / functions) Hit Total Coverage
Test: PHP Code Coverage Lines: 200 363 55.1 %
Date: 2014-10-22 Functions: 17 23 73.9 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :    +----------------------------------------------------------------------+
       3             :    | PHP Version 7                                                        |
       4             :    +----------------------------------------------------------------------+
       5             :    | Copyright (c) 1997-2014 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             :    | http://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: Zeev Suraski <zeev@zend.com>                                 |
      16             :    +----------------------------------------------------------------------+
      17             :  */
      18             : 
      19             : /* $Id$ */
      20             : 
      21             : #include "php.h"
      22             : #include "ext/standard/info.h"
      23             : #include "zend_ini.h"
      24             : #include "zend_ini_scanner.h"
      25             : #include "php_ini.h"
      26             : #include "ext/standard/dl.h"
      27             : #include "zend_extensions.h"
      28             : #include "zend_highlight.h"
      29             : #include "SAPI.h"
      30             : #include "php_main.h"
      31             : #include "php_scandir.h"
      32             : #ifdef PHP_WIN32
      33             : #include "win32/php_registry.h"
      34             : #endif
      35             : 
      36             : #if HAVE_SCANDIR && HAVE_ALPHASORT && HAVE_DIRENT_H
      37             : #include <dirent.h>
      38             : #endif
      39             : 
      40             : #ifndef S_ISREG
      41             : #define S_ISREG(mode)   (((mode) & S_IFMT) == S_IFREG)
      42             : #endif
      43             : 
      44             : #ifdef PHP_WIN32
      45             : #define TRANSLATE_SLASHES_LOWER(path) \
      46             :         { \
      47             :                 char *tmp = path; \
      48             :                 while (*tmp) { \
      49             :                         if (*tmp == '\\') *tmp = '/'; \
      50             :                         else *tmp = tolower(*tmp); \
      51             :                                 tmp++; \
      52             :                 } \
      53             :         }
      54             : #else
      55             : #define TRANSLATE_SLASHES_LOWER(path)
      56             : #endif
      57             : 
      58             : 
      59             : typedef struct _php_extension_lists {
      60             :         zend_llist engine;
      61             :         zend_llist functions;
      62             : } php_extension_lists;
      63             : 
      64             : /* True globals */
      65             : static int is_special_section = 0;
      66             : static HashTable *active_ini_hash;
      67             : static HashTable configuration_hash;
      68             : static int has_per_dir_config = 0;
      69             : static int has_per_host_config = 0;
      70             : PHPAPI char *php_ini_opened_path=NULL;
      71             : static php_extension_lists extension_lists;
      72             : PHPAPI char *php_ini_scanned_path=NULL;
      73             : PHPAPI char *php_ini_scanned_files=NULL;
      74             : 
      75             : /* {{{ php_ini_displayer_cb
      76             :  */
      77       73494 : static void php_ini_displayer_cb(zend_ini_entry *ini_entry, int type TSRMLS_DC)
      78             : {
      79       73494 :         if (ini_entry->displayer) {
      80       23722 :                 ini_entry->displayer(ini_entry, type);
      81             :         } else {
      82             :                 char *display_string;
      83       49772 :                 uint display_string_length, esc_html=0;
      84             : 
      85       49896 :                 if (type == ZEND_INI_DISPLAY_ORIG && ini_entry->modified) {
      86         237 :                         if (ini_entry->orig_value && ini_entry->orig_value->val[0]) {
      87         113 :                                 display_string = ini_entry->orig_value->val;
      88         113 :                                 display_string_length = ini_entry->orig_value->len;
      89         113 :                                 esc_html = !sapi_module.phpinfo_as_text;
      90             :                         } else {
      91          11 :                                 if (!sapi_module.phpinfo_as_text) {
      92           0 :                                         display_string = "<i>no value</i>";
      93           0 :                                         display_string_length = sizeof("<i>no value</i>") - 1;
      94             :                                 } else {
      95          11 :                                         display_string = "no value";
      96          11 :                                         display_string_length = sizeof("no value") - 1;
      97             :                                 }
      98             :                         }
      99       79294 :                 } else if (ini_entry->value && ini_entry->value->val[0]) {
     100       29646 :                         display_string = ini_entry->value->val;
     101       29646 :                         display_string_length = ini_entry->value->len;
     102       29646 :                         esc_html = !sapi_module.phpinfo_as_text;
     103             :                 } else {
     104       20002 :                         if (!sapi_module.phpinfo_as_text) {
     105         142 :                                 display_string = "<i>no value</i>";
     106         142 :                                 display_string_length = sizeof("<i>no value</i>") - 1;
     107             :                         } else {
     108       19860 :                                 display_string = "no value";
     109       19860 :                                 display_string_length = sizeof("no value") - 1;
     110             :                         }
     111             :                 }
     112             : 
     113       49772 :                 if (esc_html) {
     114         222 :                         php_html_puts(display_string, display_string_length TSRMLS_CC);
     115             :                 } else {
     116       49550 :                         PHPWRITE(display_string, display_string_length);
     117             :                 }
     118             :         }
     119       73494 : }
     120             : /* }}} */
     121             : 
     122             : /* {{{ php_ini_displayer
     123             :  */
     124     1119687 : static int php_ini_displayer(zval *el, void *arg TSRMLS_DC)
     125             : {
     126     1119687 :         zend_ini_entry *ini_entry = (zend_ini_entry*)Z_PTR_P(el);
     127     1119687 :         int module_number = *(int *)arg;
     128             : 
     129     1119687 :         if (ini_entry->module_number != module_number) {
     130     1082940 :                 return 0;
     131             :         }
     132       36747 :         if (!sapi_module.phpinfo_as_text) {
     133         265 :                 PUTS("<tr>");
     134         265 :                 PUTS("<td class=\"e\">");
     135         265 :                 PHPWRITE(ini_entry->name->val, ini_entry->name->len);
     136         265 :                 PUTS("</td><td class=\"v\">");
     137         265 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ACTIVE TSRMLS_CC);
     138         265 :                 PUTS("</td><td class=\"v\">");
     139         265 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ORIG TSRMLS_CC);
     140         265 :                 PUTS("</td></tr>\n");
     141             :         } else {
     142       36482 :                 PHPWRITE(ini_entry->name->val, ini_entry->name->len);
     143       36482 :                 PUTS(" => ");
     144       36482 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ACTIVE TSRMLS_CC);
     145       36482 :                 PUTS(" => ");
     146       36482 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ORIG TSRMLS_CC);
     147       36482 :                 PUTS("\n");
     148             :         }
     149       36747 :         return 0;
     150             : }
     151             : /* }}} */
     152             : 
     153             : /* {{{ php_ini_available
     154             :  */
     155      484248 : static int php_ini_available(zval *el, void *arg TSRMLS_DC)
     156             : {
     157      484248 :         zend_ini_entry *ini_entry = (zend_ini_entry *)Z_PTR_P(el);
     158      484248 :         int *module_number_available = (int *)arg;
     159      484248 :         if (ini_entry->module_number == *(int *)module_number_available) {
     160        4149 :                 *(int *)module_number_available = -1;
     161        4149 :                 return ZEND_HASH_APPLY_STOP;
     162             :         } else {
     163      480099 :                 return ZEND_HASH_APPLY_KEEP;
     164             :         }
     165             : }
     166             : /* }}} */
     167             : 
     168             : /* {{{ display_ini_entries
     169             :  */
     170        4149 : PHPAPI void display_ini_entries(zend_module_entry *module)
     171             : {
     172             :         int module_number, module_number_available;
     173             :         TSRMLS_FETCH();
     174             : 
     175        4149 :         if (module) {
     176        4149 :                 module_number = module->module_number;
     177             :         } else {
     178           0 :                 module_number = 0;
     179             :         }
     180        4149 :         module_number_available = module_number;
     181        4149 :         zend_hash_apply_with_argument(EG(ini_directives), php_ini_available, &module_number_available TSRMLS_CC);
     182        4149 :         if (module_number_available == -1) {
     183        4149 :                 php_info_print_table_start();
     184        4149 :                 php_info_print_table_header(3, "Directive", "Local Value", "Master Value");
     185        4149 :                 zend_hash_apply_with_argument(EG(ini_directives), php_ini_displayer, (void *)&module_number TSRMLS_CC);
     186        4149 :                 php_info_print_table_end();
     187             :         }
     188        4149 : }
     189             : /* }}} */
     190             : 
     191             : /* php.ini support */
     192             : #define PHP_EXTENSION_TOKEN             "extension"
     193             : #define ZEND_EXTENSION_TOKEN    "zend_extension"
     194             : 
     195             : /* {{{ config_zval_dtor
     196             :  */
     197      800900 : PHPAPI void config_zval_dtor(zval *zvalue)
     198             : {
     199      800900 :         if (Z_TYPE_P(zvalue) == IS_ARRAY) {
     200           0 :                 zend_hash_destroy(Z_ARRVAL_P(zvalue));
     201           0 :                 free(Z_ARR_P(zvalue));
     202      800900 :         } else if (Z_TYPE_P(zvalue) == IS_STRING) {
     203      800900 :                 zend_string_release(Z_STR_P(zvalue));
     204             :         }
     205      800900 : }
     206             : /* Reset / free active_ini_sectin global */
     207             : #define RESET_ACTIVE_INI_HASH() do { \
     208             :         active_ini_hash = NULL;          \
     209             :         is_special_section = 0;          \
     210             : } while (0)
     211             : /* }}} */
     212             : 
     213             : /* {{{ php_ini_parser_cb
     214             :  */
     215      759568 : static void php_ini_parser_cb(zval *arg1, zval *arg2, zval *arg3, int callback_type, HashTable *target_hash)
     216             : {
     217             :         zval *entry;
     218             :         HashTable *active_hash;
     219             :         char *extension_name;
     220             : 
     221      759568 :         if (active_ini_hash) {
     222           0 :                 active_hash = active_ini_hash;
     223             :         } else {
     224      759568 :                 active_hash = target_hash;
     225             :         }
     226             : 
     227      759568 :         switch (callback_type) {
     228             :                 case ZEND_INI_PARSER_ENTRY: {
     229      759568 :                                 if (!arg2) {
     230             :                                         /* bare string - nothing to do */
     231           0 :                                         break;
     232             :                                 }
     233             : 
     234             :                                 /* PHP and Zend extensions are not added into configuration hash! */
     235      759568 :                                 if (!is_special_section && !strcasecmp(Z_STRVAL_P(arg1), PHP_EXTENSION_TOKEN)) { /* load PHP extension */
     236           0 :                                         extension_name = estrndup(Z_STRVAL_P(arg2), Z_STRLEN_P(arg2));
     237           0 :                                         zend_llist_add_element(&extension_lists.functions, &extension_name);
     238      779832 :                                 } else if (!is_special_section && !strcasecmp(Z_STRVAL_P(arg1), ZEND_EXTENSION_TOKEN)) { /* load Zend extension */
     239       20264 :                                         extension_name = estrndup(Z_STRVAL_P(arg2), Z_STRLEN_P(arg2));
     240       20264 :                                         zend_llist_add_element(&extension_lists.engine, &extension_name);
     241             : 
     242             :                                 /* All other entries are added into either configuration_hash or active ini section array */
     243             :                                 } else {
     244             :                                         /* Store in active hash */
     245      739304 :                                         entry = zend_hash_update(active_hash, Z_STR_P(arg1), arg2);
     246     1478608 :                                         Z_STR_P(entry) = zend_string_dup(Z_STR_P(entry), 1);
     247             :                                 }
     248             :                         }
     249      759568 :                         break;
     250             : 
     251             :                 case ZEND_INI_PARSER_POP_ENTRY: {
     252             :                                 zval option_arr;
     253             :                                 zval *find_arr;
     254             : 
     255           0 :                                 if (!arg2) {
     256             :                                         /* bare string - nothing to do */
     257           0 :                                         break;
     258             :                                 }
     259             : 
     260             : /* fprintf(stdout, "ZEND_INI_PARSER_POP_ENTRY: %s[%s] = %s\n",Z_STRVAL_P(arg1), Z_STRVAL_P(arg3), Z_STRVAL_P(arg2)); */
     261             : 
     262             :                                 /* If option not found in hash or is not an array -> create array, otherwise add to existing array */
     263           0 :                                 if ((find_arr = zend_hash_find(active_hash, Z_STR_P(arg1))) == NULL || Z_TYPE_P(find_arr) != IS_ARRAY) {
     264           0 :                                         ZVAL_NEW_PERSISTENT_ARR(&option_arr);
     265           0 :                                         zend_hash_init(Z_ARRVAL(option_arr), 8, NULL, config_zval_dtor, 1);
     266           0 :                                         find_arr = zend_hash_update(active_hash, Z_STR_P(arg1), &option_arr);
     267             :                                 }
     268             : 
     269             :                                 /* arg3 is possible option offset name */
     270           0 :                                 if (arg3 && Z_STRLEN_P(arg3) > 0) {
     271           0 :                                         entry = zend_symtable_update(Z_ARRVAL_P(find_arr), Z_STR_P(arg3), arg2);
     272             :                                 } else {
     273           0 :                                         entry = zend_hash_next_index_insert(Z_ARRVAL_P(find_arr), arg2);
     274             :                                 }
     275           0 :                                 Z_STR_P(entry) = zend_string_dup(Z_STR_P(entry), 1);
     276             :                         }
     277           0 :                         break;
     278             : 
     279             :                 case ZEND_INI_PARSER_SECTION: { /* Create an array of entries of each section */
     280             : 
     281             : /* fprintf(stdout, "ZEND_INI_PARSER_SECTION: %s\n",Z_STRVAL_P(arg1)); */
     282             : 
     283           0 :                                 char *key = NULL;
     284             :                                 uint key_len;
     285             : 
     286             :                                 /* PATH sections */
     287           0 :                                 if (!strncasecmp(Z_STRVAL_P(arg1), "PATH", sizeof("PATH") - 1)) {
     288           0 :                                         key = Z_STRVAL_P(arg1);
     289           0 :                                         key = key + sizeof("PATH") - 1;
     290           0 :                                         key_len = Z_STRLEN_P(arg1) - sizeof("PATH") + 1;
     291           0 :                                         is_special_section = 1;
     292           0 :                                         has_per_dir_config = 1;
     293             : 
     294             :                                         /* make the path lowercase on Windows, for case insensitivity. Does nothing for other platforms */
     295             :                                         TRANSLATE_SLASHES_LOWER(key);
     296             : 
     297             :                                 /* HOST sections */
     298           0 :                                 } else if (!strncasecmp(Z_STRVAL_P(arg1), "HOST", sizeof("HOST") - 1)) {
     299           0 :                                         key = Z_STRVAL_P(arg1);
     300           0 :                                         key = key + sizeof("HOST") - 1;
     301           0 :                                         key_len = Z_STRLEN_P(arg1) - sizeof("HOST") + 1;
     302           0 :                                         is_special_section = 1;
     303           0 :                                         has_per_host_config = 1;
     304           0 :                                         zend_str_tolower(key, key_len); /* host names are case-insensitive. */
     305             : 
     306             :                                 } else {
     307           0 :                                         is_special_section = 0;
     308             :                                 }
     309             : 
     310           0 :                                 if (key && key_len > 0) {
     311             :                                         /* Strip any trailing slashes */
     312           0 :                                         while (key_len > 0 && (key[key_len - 1] == '/' || key[key_len - 1] == '\\')) {
     313           0 :                                                 key_len--;
     314           0 :                                                 key[key_len] = 0;
     315             :                                         }
     316             : 
     317             :                                         /* Strip any leading whitespace and '=' */
     318           0 :                                         while (*key && (
     319           0 :                                                 *key == '=' ||
     320           0 :                                                 *key == ' ' ||
     321           0 :                                                 *key == '\t'
     322             :                                         )) {
     323           0 :                                                 key++;
     324           0 :                                                 key_len--;
     325             :                                         }
     326             : 
     327             :                                         /* Search for existing entry and if it does not exist create one */
     328           0 :                                         if ((entry = zend_hash_str_find(target_hash, key, key_len)) == NULL) {
     329             :                                                 zval section_arr;
     330             : 
     331           0 :                                                 ZVAL_NEW_PERSISTENT_ARR(&section_arr);
     332           0 :                                                 zend_hash_init(Z_ARRVAL(section_arr), 8, NULL, (dtor_func_t) config_zval_dtor, 1);
     333           0 :                                                 entry = zend_hash_str_update(target_hash, key, key_len, &section_arr);
     334             :                                         }
     335           0 :                                         active_ini_hash = Z_ARRVAL_P(entry);
     336             :                                 }
     337             :                         }
     338             :                         break;
     339             :         }
     340      759568 : }
     341             : /* }}} */
     342             : 
     343             : /* {{{ php_load_php_extension_cb
     344             :  */
     345           0 : static void php_load_php_extension_cb(void *arg TSRMLS_DC)
     346             : {
     347             : #ifdef HAVE_LIBDL
     348           0 :         php_load_extension(*((char **) arg), MODULE_PERSISTENT, 0 TSRMLS_CC);
     349             : #endif
     350           0 : }
     351             : /* }}} */
     352             : 
     353             : /* {{{ php_load_zend_extension_cb
     354             :  */
     355       20264 : static void php_load_zend_extension_cb(void *arg TSRMLS_DC)
     356             : {
     357       20264 :         char *filename = *((char **) arg);
     358       20264 :         const int length = strlen(filename);
     359             : 
     360       20264 :         if (IS_ABSOLUTE_PATH(filename, length)) {
     361       20264 :                 zend_load_extension(filename TSRMLS_CC);
     362             :         } else {
     363             :             char *libpath;
     364           0 :                 char *extension_dir = INI_STR("extension_dir");
     365           0 :                 int extension_dir_len = strlen(extension_dir);
     366             : 
     367           0 :                 if (IS_SLASH(extension_dir[extension_dir_len-1])) {
     368           0 :                         spprintf(&libpath, 0, "%s%s", extension_dir, filename);
     369             :                 } else {
     370           0 :                         spprintf(&libpath, 0, "%s%c%s", extension_dir, DEFAULT_SLASH, filename);
     371             :                 }
     372           0 :                 zend_load_extension(libpath TSRMLS_CC);
     373           0 :                 efree(libpath);
     374             :         }
     375       20264 : }
     376             : /* }}} */
     377             : 
     378             : /* {{{ php_init_config
     379             :  */
     380       20423 : int php_init_config(TSRMLS_D)
     381             : {
     382       20423 :         char *php_ini_file_name = NULL;
     383       20423 :         char *php_ini_search_path = NULL;
     384             :         int php_ini_scanned_path_len;
     385             :         char *open_basedir;
     386       20423 :         int free_ini_search_path = 0;
     387             :         zend_file_handle fh;
     388             : 
     389       20423 :         zend_hash_init(&configuration_hash, 8, NULL, config_zval_dtor, 1);
     390             : 
     391       20423 :         if (sapi_module.ini_defaults) {
     392       20019 :                 sapi_module.ini_defaults(&configuration_hash);
     393             :         }
     394             : 
     395       20423 :         zend_llist_init(&extension_lists.engine, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     396       20423 :         zend_llist_init(&extension_lists.functions, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     397             : 
     398       20423 :         open_basedir = PG(open_basedir);
     399             : 
     400       20423 :         if (sapi_module.php_ini_path_override) {
     401       20265 :                 php_ini_file_name = sapi_module.php_ini_path_override;
     402       20265 :                 php_ini_search_path = sapi_module.php_ini_path_override;
     403       20265 :                 free_ini_search_path = 0;
     404         158 :         } else if (!sapi_module.php_ini_ignore) {
     405             :                 int search_path_size;
     406             :                 char *default_location;
     407             :                 char *env_location;
     408             :                 static const char paths_separator[] = { ZEND_PATHS_SEPARATOR, 0 };
     409             : #ifdef PHP_WIN32
     410             :                 char *reg_location;
     411             :                 char phprc_path[MAXPATHLEN];
     412             : #endif
     413             : 
     414          33 :                 env_location = getenv("PHPRC");
     415             : 
     416             : #ifdef PHP_WIN32
     417             :                 if (!env_location) {
     418             :                         char dummybuf;
     419             :                         int size;
     420             : 
     421             :                         SetLastError(0);
     422             : 
     423             :                         /*If the given bugger is not large enough to hold the data, the return value is 
     424             :                         the buffer size,  in characters, required to hold the string and its terminating 
     425             :                         null character. We use this return value to alloc the final buffer. */
     426             :                         size = GetEnvironmentVariableA("PHPRC", &dummybuf, 0);
     427             :                         if (GetLastError() == ERROR_ENVVAR_NOT_FOUND) {
     428             :                                 /* The environment variable doesn't exist. */
     429             :                                 env_location = "";
     430             :                         } else {
     431             :                                 if (size == 0) {
     432             :                                         env_location = "";
     433             :                                 } else {
     434             :                                         size = GetEnvironmentVariableA("PHPRC", phprc_path, size);
     435             :                                         if (size == 0) {
     436             :                                                 env_location = "";
     437             :                                         } else {
     438             :                                                 env_location = phprc_path;
     439             :                                         }
     440             :                                 }
     441             :                         }
     442             :                 }
     443             : #else
     444          33 :                 if (!env_location) {
     445          33 :                         env_location = "";
     446             :                 }
     447             : #endif
     448             :                 /*
     449             :                  * Prepare search path
     450             :                  */
     451             : 
     452          33 :                 search_path_size = MAXPATHLEN * 4 + strlen(env_location) + 3 + 1;
     453          33 :                 php_ini_search_path = (char *) emalloc(search_path_size);
     454          33 :                 free_ini_search_path = 1;
     455          33 :                 php_ini_search_path[0] = 0;
     456             : 
     457             :                 /* Add environment location */
     458          33 :                 if (env_location[0]) {
     459           0 :                         if (*php_ini_search_path) {
     460           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     461             :                         }
     462           0 :                         strlcat(php_ini_search_path, env_location, search_path_size);
     463           0 :                         php_ini_file_name = env_location;
     464             :                 }
     465             : 
     466             : #ifdef PHP_WIN32
     467             :                 /* Add registry location */
     468             :                 reg_location = GetIniPathFromRegistry();
     469             :                 if (reg_location != NULL) {
     470             :                         if (*php_ini_search_path) {
     471             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     472             :                         }
     473             :                         strlcat(php_ini_search_path, reg_location, search_path_size);
     474             :                         efree(reg_location);
     475             :                 }
     476             : #endif
     477             : 
     478             :                 /* Add cwd (not with CLI) */
     479          33 :                 if (!sapi_module.php_ini_ignore_cwd) {
     480           0 :                         if (*php_ini_search_path) {
     481           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     482             :                         }
     483           0 :                         strlcat(php_ini_search_path, ".", search_path_size);
     484             :                 }
     485             : 
     486          33 :                 if (PG(php_binary)) {
     487             :                         char *separator_location, *binary_location;
     488             : 
     489          33 :                         binary_location = estrdup(PG(php_binary));
     490          33 :                         separator_location = strrchr(binary_location, DEFAULT_SLASH);
     491             : 
     492          33 :                         if (separator_location && separator_location != binary_location) {
     493          33 :                                 *(separator_location) = 0;
     494             :                         }
     495          33 :                         if (*php_ini_search_path) {
     496           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     497             :                         }
     498          33 :                         strlcat(php_ini_search_path, binary_location, search_path_size);
     499          33 :                         efree(binary_location);
     500             :                 }
     501             : 
     502             :                 /* Add default location */
     503             : #ifdef PHP_WIN32
     504             :                 default_location = (char *) emalloc(MAXPATHLEN + 1);
     505             : 
     506             :                 if (0 < GetWindowsDirectory(default_location, MAXPATHLEN)) {
     507             :                         if (*php_ini_search_path) {
     508             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     509             :                         }
     510             :                         strlcat(php_ini_search_path, default_location, search_path_size);
     511             :                 }
     512             : 
     513             :                 /* For people running under terminal services, GetWindowsDirectory will
     514             :                  * return their personal Windows directory, so lets add the system
     515             :                  * windows directory too */
     516             :                 if (0 < GetSystemWindowsDirectory(default_location, MAXPATHLEN)) {
     517             :                         if (*php_ini_search_path) {
     518             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     519             :                         }
     520             :                         strlcat(php_ini_search_path, default_location, search_path_size);
     521             :                 }
     522             :                 efree(default_location);
     523             : 
     524             : #else
     525          33 :                 default_location = PHP_CONFIG_FILE_PATH;
     526          33 :                 if (*php_ini_search_path) {
     527          33 :                         strlcat(php_ini_search_path, paths_separator, search_path_size);
     528             :                 }
     529          33 :                 strlcat(php_ini_search_path, default_location, search_path_size);
     530             : #endif
     531             :         }
     532             : 
     533       20423 :         PG(open_basedir) = NULL;
     534             : 
     535             :         /*
     536             :          * Find and open actual ini file
     537             :          */
     538             : 
     539       20423 :         memset(&fh, 0, sizeof(fh));
     540             : 
     541             :         /* If SAPI does not want to ignore all ini files OR an overriding file/path is given.
     542             :          * This allows disabling scanning for ini files in the PHP_CONFIG_FILE_SCAN_DIR but still
     543             :          * load an optional ini file. */
     544       20423 :         if (!sapi_module.php_ini_ignore || sapi_module.php_ini_path_override) {
     545             : 
     546             :                 /* Check if php_ini_file_name is a file and can be opened */
     547       20298 :                 if (php_ini_file_name && php_ini_file_name[0]) {
     548             :                         zend_stat_t statbuf;
     549             : 
     550       20265 :                         if (!VCWD_STAT(php_ini_file_name, &statbuf)) {
     551       20265 :                                 if (!((statbuf.st_mode & S_IFMT) == S_IFDIR)) {
     552       20265 :                                         fh.handle.fp = VCWD_FOPEN(php_ini_file_name, "r");
     553       20265 :                                         if (fh.handle.fp) {
     554       20265 :                                                 fh.filename = php_ini_opened_path = expand_filepath(php_ini_file_name, NULL TSRMLS_CC);
     555             :                                         }
     556             :                                 }
     557             :                         }
     558             :                 }
     559             : 
     560             :                 /* Otherwise search for php-%sapi-module-name%.ini file in search path */
     561       20298 :                 if (!fh.handle.fp) {
     562          33 :                         const char *fmt = "php-%s.ini";
     563             :                         char *ini_fname;
     564          33 :                         spprintf(&ini_fname, 0, fmt, sapi_module.name);
     565          33 :                         fh.handle.fp = php_fopen_with_path(ini_fname, "r", php_ini_search_path, &php_ini_opened_path TSRMLS_CC);
     566          33 :                         efree(ini_fname);
     567          33 :                         if (fh.handle.fp) {
     568           0 :                                 fh.filename = php_ini_opened_path;
     569             :                         }
     570             :                 }
     571             : 
     572             :                 /* If still no ini file found, search for php.ini file in search path */
     573       20298 :                 if (!fh.handle.fp) {
     574          33 :                         fh.handle.fp = php_fopen_with_path("php.ini", "r", php_ini_search_path, &php_ini_opened_path TSRMLS_CC);
     575          33 :                         if (fh.handle.fp) {
     576           0 :                                 fh.filename = php_ini_opened_path;
     577             :                         }
     578             :                 }
     579             :         }
     580             : 
     581       20423 :         if (free_ini_search_path) {
     582          33 :                 efree(php_ini_search_path);
     583             :         }
     584             : 
     585       20423 :         PG(open_basedir) = open_basedir;
     586             : 
     587       20423 :         if (fh.handle.fp) {
     588       20265 :                 fh.type = ZEND_HANDLE_FP;
     589       20265 :                 RESET_ACTIVE_INI_HASH();
     590             : 
     591       20265 :                 zend_parse_ini_file(&fh, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash TSRMLS_CC);
     592             : 
     593             :                 {
     594             :                         zval tmp;
     595             : 
     596       40530 :                         ZVAL_NEW_STR(&tmp, zend_string_init(fh.filename, strlen(fh.filename), 1));
     597       20265 :                         zend_hash_str_update(&configuration_hash, "cfg_file_path", sizeof("cfg_file_path")-1, &tmp);
     598       20265 :                         if (php_ini_opened_path) {
     599       20265 :                                 efree(php_ini_opened_path);
     600             :                         }
     601       20265 :                         php_ini_opened_path = zend_strndup(Z_STRVAL(tmp), Z_STRLEN(tmp));
     602             :                 }
     603             :         }
     604             : 
     605             :         /* Check for PHP_INI_SCAN_DIR environment variable to override/set config file scan directory */
     606       20423 :         php_ini_scanned_path = getenv("PHP_INI_SCAN_DIR");
     607       20423 :         if (!php_ini_scanned_path) {
     608             :                 /* Or fall back using possible --with-config-file-scan-dir setting (defaults to empty string!) */
     609       20423 :                 php_ini_scanned_path = PHP_CONFIG_FILE_SCAN_DIR;
     610             :         }
     611       20423 :         php_ini_scanned_path_len = strlen(php_ini_scanned_path);
     612             : 
     613             :         /* Scan and parse any .ini files found in scan path if path not empty. */
     614       20423 :         if (!sapi_module.php_ini_ignore && php_ini_scanned_path_len) {
     615             :                 struct dirent **namelist;
     616             :                 int ndir, i;
     617             :                 zend_stat_t sb;
     618             :                 char ini_file[MAXPATHLEN];
     619             :                 char *p;
     620             :                 zend_file_handle fh2;
     621             :                 zend_llist scanned_ini_list;
     622             :                 zend_llist_element *element;
     623           0 :                 int l, total_l = 0;
     624             :                 char *bufpath, *debpath, *endpath;
     625             :                 int lenpath;
     626             : 
     627           0 :                 zend_llist_init(&scanned_ini_list, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     628           0 :                 memset(&fh2, 0, sizeof(fh2));
     629             : 
     630           0 :                 bufpath = estrdup(php_ini_scanned_path);
     631           0 :                 for (debpath = bufpath ; debpath ; debpath=endpath) {
     632           0 :                         endpath = strchr(debpath, DEFAULT_DIR_SEPARATOR);
     633           0 :                         if (endpath) {
     634           0 :                                 *(endpath++) = 0;
     635             :                         }
     636           0 :                         if (!debpath[0]) {
     637             :                                 /* empty string means default builtin value
     638             :                                    to allow "/foo/phd.d:" or ":/foo/php.d" */
     639           0 :                                 debpath = PHP_CONFIG_FILE_SCAN_DIR;
     640             :                         }
     641           0 :                         lenpath = strlen(debpath);
     642             : 
     643           0 :                         if (lenpath > 0 && (ndir = php_scandir(debpath, &namelist, 0, php_alphasort)) > 0) {
     644             : 
     645           0 :                                 for (i = 0; i < ndir; i++) {
     646             : 
     647             :                                         /* check for any file with .ini extension */
     648           0 :                                         if (!(p = strrchr(namelist[i]->d_name, '.')) || (p && strcmp(p, ".ini"))) {
     649           0 :                                                 free(namelist[i]);
     650           0 :                                                 continue;
     651             :                                         }
     652             :                                         /* Reset active ini section */
     653           0 :                                         RESET_ACTIVE_INI_HASH();
     654             : 
     655           0 :                                         if (IS_SLASH(debpath[lenpath - 1])) {
     656           0 :                                                 snprintf(ini_file, MAXPATHLEN, "%s%s", debpath, namelist[i]->d_name);
     657             :                                         } else {
     658           0 :                                                 snprintf(ini_file, MAXPATHLEN, "%s%c%s", debpath, DEFAULT_SLASH, namelist[i]->d_name);
     659             :                                         }
     660           0 :                                         if (VCWD_STAT(ini_file, &sb) == 0) {
     661           0 :                                                 if (S_ISREG(sb.st_mode)) {
     662           0 :                                                         if ((fh2.handle.fp = VCWD_FOPEN(ini_file, "r"))) {
     663           0 :                                                                 fh2.filename = ini_file;
     664           0 :                                                                 fh2.type = ZEND_HANDLE_FP;
     665             : 
     666           0 :                                                                 if (zend_parse_ini_file(&fh2, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash TSRMLS_CC) == SUCCESS) {
     667             :                                                                         /* Here, add it to the list of ini files read */
     668           0 :                                                                         l = strlen(ini_file);
     669           0 :                                                                         total_l += l + 2;
     670           0 :                                                                         p = estrndup(ini_file, l);
     671           0 :                                                                         zend_llist_add_element(&scanned_ini_list, &p);
     672             :                                                                 }
     673             :                                                         }
     674             :                                                 }
     675             :                                         }
     676           0 :                                         free(namelist[i]);
     677             :                                 }
     678           0 :                                 free(namelist);
     679             :                         }
     680             :                 }
     681           0 :                 efree(bufpath);
     682             : 
     683           0 :                 if (total_l) {
     684           0 :                         int php_ini_scanned_files_len = (php_ini_scanned_files) ? strlen(php_ini_scanned_files) + 1 : 0;
     685           0 :                         php_ini_scanned_files = (char *) realloc(php_ini_scanned_files, php_ini_scanned_files_len + total_l + 1);
     686           0 :                         if (!php_ini_scanned_files_len) {
     687           0 :                                 *php_ini_scanned_files = '\0';
     688             :                         }
     689           0 :                         total_l += php_ini_scanned_files_len;
     690           0 :                         for (element = scanned_ini_list.head; element; element = element->next) {
     691           0 :                                 if (php_ini_scanned_files_len) {
     692           0 :                                         strlcat(php_ini_scanned_files, ",\n", total_l);
     693             :                                 }
     694           0 :                                 strlcat(php_ini_scanned_files, *(char **)element->data, total_l);
     695           0 :                                 strlcat(php_ini_scanned_files, element->next ? ",\n" : "\n", total_l);
     696             :                         }
     697             :                 }
     698           0 :                 zend_llist_destroy(&scanned_ini_list);
     699             :         } else {
     700             :                 /* Make sure an empty php_ini_scanned_path ends up as NULL */
     701       20423 :                 php_ini_scanned_path = NULL;
     702             :         }
     703             : 
     704       20423 :         if (sapi_module.ini_entries) {
     705             :                 /* Reset active ini section */
     706       20400 :                 RESET_ACTIVE_INI_HASH();
     707       20400 :                 zend_parse_ini_string(sapi_module.ini_entries, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash TSRMLS_CC);
     708             :         }
     709             : 
     710       20423 :         return SUCCESS;
     711             : }
     712             : /* }}} */
     713             : 
     714             : /* {{{ php_shutdown_config
     715             :  */
     716       20457 : int php_shutdown_config(void)
     717             : {
     718       20457 :         zend_hash_destroy(&configuration_hash);
     719       20457 :         if (php_ini_opened_path) {
     720       20302 :                 free(php_ini_opened_path);
     721       20302 :                 php_ini_opened_path = NULL;
     722             :         }
     723       20457 :         if (php_ini_scanned_files) {
     724           0 :                 free(php_ini_scanned_files);
     725           0 :                 php_ini_scanned_files = NULL;
     726             :         }
     727       20457 :         return SUCCESS;
     728             : }
     729             : /* }}} */
     730             : 
     731             : /* {{{ php_ini_register_extensions
     732             :  */
     733       20423 : void php_ini_register_extensions(TSRMLS_D)
     734             : {
     735       20423 :         zend_llist_apply(&extension_lists.engine, php_load_zend_extension_cb TSRMLS_CC);
     736       20423 :         zend_llist_apply(&extension_lists.functions, php_load_php_extension_cb TSRMLS_CC);
     737             : 
     738       20423 :         zend_llist_destroy(&extension_lists.engine);
     739       20423 :         zend_llist_destroy(&extension_lists.functions);
     740       20423 : }
     741             : /* }}} */
     742             : 
     743             : /* {{{ php_parse_user_ini_file
     744             :  */
     745           0 : PHPAPI int php_parse_user_ini_file(const char *dirname, char *ini_filename, HashTable *target_hash TSRMLS_DC)
     746             : {
     747             :         zend_stat_t sb;
     748             :         char ini_file[MAXPATHLEN];
     749             :         zend_file_handle fh;
     750             : 
     751           0 :         snprintf(ini_file, MAXPATHLEN, "%s%c%s", dirname, DEFAULT_SLASH, ini_filename);
     752             : 
     753           0 :         if (VCWD_STAT(ini_file, &sb) == 0) {
     754           0 :                 if (S_ISREG(sb.st_mode)) {
     755           0 :                         memset(&fh, 0, sizeof(fh));
     756           0 :                         if ((fh.handle.fp = VCWD_FOPEN(ini_file, "r"))) {
     757           0 :                                 fh.filename = ini_file;
     758           0 :                                 fh.type = ZEND_HANDLE_FP;
     759             : 
     760             :                                 /* Reset active ini section */
     761           0 :                                 RESET_ACTIVE_INI_HASH();
     762             : 
     763           0 :                                 if (zend_parse_ini_file(&fh, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, target_hash TSRMLS_CC) == SUCCESS) {
     764             :                                         /* FIXME: Add parsed file to the list of user files read? */
     765           0 :                                         return SUCCESS;
     766             :                                 }
     767           0 :                                 return FAILURE;
     768             :                         }
     769             :                 }
     770             :         }
     771           0 :         return FAILURE;
     772             : }
     773             : /* }}} */
     774             : 
     775             : /* {{{ php_ini_activate_config
     776             :  */
     777           0 : PHPAPI void php_ini_activate_config(HashTable *source_hash, int modify_type, int stage TSRMLS_DC)
     778             : {
     779             :         zend_string *str;
     780             :         zval *data;
     781             :         zend_ulong num_index;
     782             : 
     783             :         /* Walk through config hash and alter matching ini entries using the values found in the hash */
     784           0 :         for (zend_hash_internal_pointer_reset(source_hash);
     785           0 :                 zend_hash_get_current_key(source_hash, &str, &num_index, 0) == HASH_KEY_IS_STRING;
     786           0 :                 zend_hash_move_forward(source_hash)
     787           0 :         ) {
     788           0 :                 data = zend_hash_get_current_data(source_hash);
     789           0 :                 zend_alter_ini_entry_ex(str, Z_STR_P(data), modify_type, stage, 0 TSRMLS_CC);
     790             :         }
     791           0 : }
     792             : /* }}} */
     793             : 
     794             : /* {{{ php_ini_has_per_dir_config
     795             :  */
     796         401 : PHPAPI int php_ini_has_per_dir_config(void)
     797             : {
     798         401 :         return has_per_dir_config;
     799             : }
     800             : /* }}} */
     801             : 
     802             : /* {{{ php_ini_activate_per_dir_config
     803             :  */
     804         401 : PHPAPI void php_ini_activate_per_dir_config(char *path, uint path_len TSRMLS_DC)
     805             : {
     806             :         zval *tmp2;
     807             :         char *ptr;
     808             : 
     809             : #if PHP_WIN32
     810             :         char path_bak[MAXPATHLEN];
     811             : #endif
     812             : 
     813             : #if PHP_WIN32
     814             :         /* MAX_PATH is \0-terminated, path_len == MAXPATHLEN would overrun path_bak */
     815             :         if (path_len >= MAXPATHLEN) {
     816             : #else
     817         401 :         if (path_len > MAXPATHLEN) {
     818             : #endif
     819           0 :                 return;
     820             :         }
     821             : 
     822             : #if PHP_WIN32
     823             :         memcpy(path_bak, path, path_len);
     824             :         path_bak[path_len] = 0;
     825             :         TRANSLATE_SLASHES_LOWER(path_bak);
     826             :         path = path_bak;
     827             : #endif
     828             : 
     829             :         /* Walk through each directory in path and apply any found per-dir-system-configuration from configuration_hash */
     830         401 :         if (has_per_dir_config && path && path_len) {
     831           0 :                 ptr = path + 1;
     832           0 :                 while ((ptr = strchr(ptr, '/')) != NULL) {
     833           0 :                         *ptr = 0;
     834             :                         /* Search for source array matching the path from configuration_hash */
     835           0 :                         if ((tmp2 = zend_hash_str_find(&configuration_hash, path, strlen(path))) != NULL) {
     836           0 :                                 php_ini_activate_config(Z_ARRVAL_P(tmp2), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE TSRMLS_CC);
     837             :                         }
     838           0 :                         *ptr = '/';
     839           0 :                         ptr++;
     840             :                 }
     841             :         }
     842             : }
     843             : /* }}} */
     844             : 
     845             : /* {{{ php_ini_has_per_host_config
     846             :  */
     847         401 : PHPAPI int php_ini_has_per_host_config(void)
     848             : {
     849         401 :         return has_per_host_config;
     850             : }
     851             : /* }}} */
     852             : 
     853             : /* {{{ php_ini_activate_per_host_config
     854             :  */
     855           0 : PHPAPI void php_ini_activate_per_host_config(const char *host, uint host_len TSRMLS_DC)
     856             : {
     857             :         zval *tmp;
     858             : 
     859           0 :         if (has_per_host_config && host && host_len) {
     860             :                 /* Search for source array matching the host from configuration_hash */
     861           0 :                 if ((tmp = zend_hash_str_find(&configuration_hash, host, host_len)) != NULL) {
     862           0 :                         php_ini_activate_config(Z_ARRVAL_P(tmp), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE TSRMLS_CC);
     863             :                 }
     864             :         }
     865           0 : }
     866             : /* }}} */
     867             : 
     868             : /* {{{ cfg_get_entry
     869             :  */
     870     5513175 : PHPAPI zval *cfg_get_entry_ex(zend_string *name)
     871             : {
     872     5513175 :         return zend_hash_find(&configuration_hash, name);
     873             : }
     874             : /* }}} */
     875             : 
     876             : /* {{{ cfg_get_entry
     877             :  */
     878          31 : PHPAPI zval *cfg_get_entry(const char *name, uint name_length)
     879             : {
     880          31 :         return zend_hash_str_find(&configuration_hash, name, name_length);
     881             : }
     882             : /* }}} */
     883             : 
     884             : /* {{{ cfg_get_long
     885             :  */
     886      347169 : PHPAPI int cfg_get_long(const char *varname, zend_long *result)
     887             : {
     888             :         zval *tmp, var;
     889             : 
     890      347169 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     891      306640 :                 *result = 0;
     892      306640 :                 return FAILURE;
     893             :         }
     894       40529 :         ZVAL_DUP(&var, tmp);
     895       40529 :         convert_to_long(&var);
     896       40529 :         *result = Z_LVAL(var);
     897       40529 :         return SUCCESS;
     898             : }
     899             : /* }}} */
     900             : 
     901             : /* {{{ cfg_get_double
     902             :  */
     903           0 : PHPAPI int cfg_get_double(const char *varname, double *result)
     904             : {
     905             :         zval *tmp, var;
     906             : 
     907           0 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     908           0 :                 *result = (double) 0;
     909           0 :                 return FAILURE;
     910             :         }
     911           0 :         ZVAL_DUP(&var, tmp);
     912           0 :         convert_to_double(&var);
     913           0 :         *result = Z_DVAL(var);
     914           0 :         return SUCCESS;
     915             : }
     916             : /* }}} */
     917             : 
     918             : /* {{{ cfg_get_string
     919             :  */
     920       20428 : PHPAPI int cfg_get_string(const char *varname, char **result)
     921             : {
     922             :         zval *tmp;
     923             : 
     924       20428 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     925       20428 :                 *result = NULL;
     926       20428 :                 return FAILURE;
     927             :         }
     928           0 :         *result = Z_STRVAL_P(tmp);
     929           0 :         return SUCCESS;
     930             : }
     931             : /* }}} */
     932             : 
     933           0 : PHPAPI HashTable* php_ini_get_configuration_hash(void) /* {{{ */
     934             : {
     935           0 :         return &configuration_hash;
     936             : } /* }}} */
     937             : 
     938             : /*
     939             :  * Local variables:
     940             :  * tab-width: 4
     941             :  * c-basic-offset: 4
     942             :  * indent-tabs-mode: t
     943             :  * End:
     944             :  * vim600: sw=4 ts=4 fdm=marker
     945             :  * vim<600: sw=4 ts=4
     946             :  */

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