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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: 204 357 57.1 %
Date: 2016-05-26 Functions: 18 23 78.3 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :    +----------------------------------------------------------------------+
       3             :    | PHP Version 7                                                        |
       4             :    +----------------------------------------------------------------------+
       5             :    | Copyright (c) 1997-2016 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             : #ifdef PHP_WIN32
      41             : #define TRANSLATE_SLASHES_LOWER(path) \
      42             :         { \
      43             :                 char *tmp = path; \
      44             :                 while (*tmp) { \
      45             :                         if (*tmp == '\\') *tmp = '/'; \
      46             :                         else *tmp = tolower(*tmp); \
      47             :                                 tmp++; \
      48             :                 } \
      49             :         }
      50             : #else
      51             : #define TRANSLATE_SLASHES_LOWER(path)
      52             : #endif
      53             : 
      54             : 
      55             : typedef struct _php_extension_lists {
      56             :         zend_llist engine;
      57             :         zend_llist functions;
      58             : } php_extension_lists;
      59             : 
      60             : /* True globals */
      61             : static int is_special_section = 0;
      62             : static HashTable *active_ini_hash;
      63             : static HashTable configuration_hash;
      64             : static int has_per_dir_config = 0;
      65             : static int has_per_host_config = 0;
      66             : PHPAPI char *php_ini_opened_path=NULL;
      67             : static php_extension_lists extension_lists;
      68             : PHPAPI char *php_ini_scanned_path=NULL;
      69             : PHPAPI char *php_ini_scanned_files=NULL;
      70             : 
      71             : /* {{{ php_ini_displayer_cb
      72             :  */
      73       75082 : static void php_ini_displayer_cb(zend_ini_entry *ini_entry, int type)
      74             : {
      75       75082 :         if (ini_entry->displayer) {
      76       23524 :                 ini_entry->displayer(ini_entry, type);
      77             :         } else {
      78             :                 char *display_string;
      79             :                 size_t display_string_length;
      80       51558 :                 int esc_html=0;
      81             : 
      82       51678 :                 if (type == ZEND_INI_DISPLAY_ORIG && ini_entry->modified) {
      83         232 :                         if (ini_entry->orig_value && ZSTR_VAL(ini_entry->orig_value)[0]) {
      84         112 :                                 display_string = ZSTR_VAL(ini_entry->orig_value);
      85         112 :                                 display_string_length = ZSTR_LEN(ini_entry->orig_value);
      86         112 :                                 esc_html = !sapi_module.phpinfo_as_text;
      87             :                         } else {
      88           8 :                                 if (!sapi_module.phpinfo_as_text) {
      89           0 :                                         display_string = "<i>no value</i>";
      90           0 :                                         display_string_length = sizeof("<i>no value</i>") - 1;
      91             :                                 } else {
      92           8 :                                         display_string = "no value";
      93           8 :                                         display_string_length = sizeof("no value") - 1;
      94             :                                 }
      95             :                         }
      96       83818 :                 } else if (ini_entry->value && ZSTR_VAL(ini_entry->value)[0]) {
      97       32380 :                         display_string = ZSTR_VAL(ini_entry->value);
      98       32380 :                         display_string_length = ZSTR_LEN(ini_entry->value);
      99       32380 :                         esc_html = !sapi_module.phpinfo_as_text;
     100             :                 } else {
     101       19058 :                         if (!sapi_module.phpinfo_as_text) {
     102         130 :                                 display_string = "<i>no value</i>";
     103         130 :                                 display_string_length = sizeof("<i>no value</i>") - 1;
     104             :                         } else {
     105       18928 :                                 display_string = "no value";
     106       18928 :                                 display_string_length = sizeof("no value") - 1;
     107             :                         }
     108             :                 }
     109             : 
     110       51558 :                 if (esc_html) {
     111         232 :                         php_html_puts(display_string, display_string_length);
     112             :                 } else {
     113       51326 :                         PHPWRITE(display_string, display_string_length);
     114             :                 }
     115             :         }
     116       75082 : }
     117             : /* }}} */
     118             : 
     119             : /* {{{ php_ini_displayer
     120             :  */
     121     1101300 : static int php_ini_displayer(zval *el, void *arg)
     122             : {
     123     1101300 :         zend_ini_entry *ini_entry = (zend_ini_entry*)Z_PTR_P(el);
     124     1101300 :         int module_number = *(int *)arg;
     125             : 
     126     1101300 :         if (ini_entry->module_number != module_number) {
     127     1063759 :                 return 0;
     128             :         }
     129       37541 :         if (!sapi_module.phpinfo_as_text) {
     130         260 :                 PUTS("<tr>");
     131         260 :                 PUTS("<td class=\"e\">");
     132         260 :                 PHPWRITE(ZSTR_VAL(ini_entry->name), ZSTR_LEN(ini_entry->name));
     133         260 :                 PUTS("</td><td class=\"v\">");
     134         260 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ACTIVE);
     135         260 :                 PUTS("</td><td class=\"v\">");
     136         260 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ORIG);
     137         260 :                 PUTS("</td></tr>\n");
     138             :         } else {
     139       37281 :                 PHPWRITE(ZSTR_VAL(ini_entry->name), ZSTR_LEN(ini_entry->name));
     140       37281 :                 PUTS(" => ");
     141       37281 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ACTIVE);
     142       37281 :                 PUTS(" => ");
     143       37281 :                 php_ini_displayer_cb(ini_entry, ZEND_INI_DISPLAY_ORIG);
     144       37281 :                 PUTS("\n");
     145             :         }
     146       37541 :         return 0;
     147             : }
     148             : /* }}} */
     149             : 
     150             : /* {{{ php_ini_available
     151             :  */
     152      554241 : static int php_ini_available(zval *el, void *arg)
     153             : {
     154      554241 :         zend_ini_entry *ini_entry = (zend_ini_entry *)Z_PTR_P(el);
     155      554241 :         int *module_number_available = (int *)arg;
     156      554241 :         if (ini_entry->module_number == *(int *)module_number_available) {
     157        4174 :                 *(int *)module_number_available = -1;
     158        4174 :                 return ZEND_HASH_APPLY_STOP;
     159             :         } else {
     160      550067 :                 return ZEND_HASH_APPLY_KEEP;
     161             :         }
     162             : }
     163             : /* }}} */
     164             : 
     165             : /* {{{ display_ini_entries
     166             :  */
     167        4472 : PHPAPI void display_ini_entries(zend_module_entry *module)
     168             : {
     169             :         int module_number, module_number_available;
     170             : 
     171        4472 :         if (module) {
     172        4472 :                 module_number = module->module_number;
     173             :         } else {
     174           0 :                 module_number = 0;
     175             :         }
     176        4472 :         module_number_available = module_number;
     177        4472 :         zend_hash_apply_with_argument(EG(ini_directives), php_ini_available, &module_number_available);
     178        4472 :         if (module_number_available == -1) {
     179        4174 :                 php_info_print_table_start();
     180        4174 :                 php_info_print_table_header(3, "Directive", "Local Value", "Master Value");
     181        4174 :                 zend_hash_apply_with_argument(EG(ini_directives), php_ini_displayer, (void *)&module_number);
     182        4174 :                 php_info_print_table_end();
     183             :         }
     184        4472 : }
     185             : /* }}} */
     186             : 
     187             : /* php.ini support */
     188             : #define PHP_EXTENSION_TOKEN             "extension"
     189             : #define ZEND_EXTENSION_TOKEN    "zend_extension"
     190             : 
     191             : /* {{{ config_zval_dtor
     192             :  */
     193      881043 : PHPAPI void config_zval_dtor(zval *zvalue)
     194             : {
     195      881043 :         if (Z_TYPE_P(zvalue) == IS_ARRAY) {
     196           0 :                 zend_hash_destroy(Z_ARRVAL_P(zvalue));
     197           0 :                 free(Z_ARR_P(zvalue));
     198      881043 :         } else if (Z_TYPE_P(zvalue) == IS_STRING) {
     199      881043 :                 zend_string_release(Z_STR_P(zvalue));
     200             :         }
     201      881043 : }
     202             : /* Reset / free active_ini_sectin global */
     203             : #define RESET_ACTIVE_INI_HASH() do { \
     204             :         active_ini_hash = NULL;          \
     205             :         is_special_section = 0;          \
     206             : } while (0)
     207             : /* }}} */
     208             : 
     209             : /* {{{ php_ini_parser_cb
     210             :  */
     211      835422 : static void php_ini_parser_cb(zval *arg1, zval *arg2, zval *arg3, int callback_type, HashTable *target_hash)
     212             : {
     213             :         zval *entry;
     214             :         HashTable *active_hash;
     215             :         char *extension_name;
     216             : 
     217      835422 :         if (active_ini_hash) {
     218           0 :                 active_hash = active_ini_hash;
     219             :         } else {
     220      835422 :                 active_hash = target_hash;
     221             :         }
     222             : 
     223      835422 :         switch (callback_type) {
     224             :                 case ZEND_INI_PARSER_ENTRY: {
     225      835422 :                                 if (!arg2) {
     226             :                                         /* bare string - nothing to do */
     227           0 :                                         break;
     228             :                                 }
     229             : 
     230             :                                 /* PHP and Zend extensions are not added into configuration hash! */
     231      835423 :                                 if (!is_special_section && !strcasecmp(Z_STRVAL_P(arg1), PHP_EXTENSION_TOKEN)) { /* load PHP extension */
     232           1 :                                         extension_name = estrndup(Z_STRVAL_P(arg2), Z_STRLEN_P(arg2));
     233           1 :                                         zend_llist_add_element(&extension_lists.functions, &extension_name);
     234      857835 :                                 } else if (!is_special_section && !strcasecmp(Z_STRVAL_P(arg1), ZEND_EXTENSION_TOKEN)) { /* load Zend extension */
     235       22414 :                                         extension_name = estrndup(Z_STRVAL_P(arg2), Z_STRLEN_P(arg2));
     236       22414 :                                         zend_llist_add_element(&extension_lists.engine, &extension_name);
     237             : 
     238             :                                 /* All other entries are added into either configuration_hash or active ini section array */
     239             :                                 } else {
     240             :                                         /* Store in active hash */
     241      813007 :                                         entry = zend_hash_update(active_hash, Z_STR_P(arg1), arg2);
     242     1626014 :                                         Z_STR_P(entry) = zend_string_dup(Z_STR_P(entry), 1);
     243             :                                 }
     244             :                         }
     245      835422 :                         break;
     246             : 
     247             :                 case ZEND_INI_PARSER_POP_ENTRY: {
     248             :                                 zval option_arr;
     249             :                                 zval *find_arr;
     250             : 
     251           0 :                                 if (!arg2) {
     252             :                                         /* bare string - nothing to do */
     253           0 :                                         break;
     254             :                                 }
     255             : 
     256             : /* fprintf(stdout, "ZEND_INI_PARSER_POP_ENTRY: %s[%s] = %s\n",Z_STRVAL_P(arg1), Z_STRVAL_P(arg3), Z_STRVAL_P(arg2)); */
     257             : 
     258             :                                 /* If option not found in hash or is not an array -> create array, otherwise add to existing array */
     259           0 :                                 if ((find_arr = zend_hash_find(active_hash, Z_STR_P(arg1))) == NULL || Z_TYPE_P(find_arr) != IS_ARRAY) {
     260           0 :                                         ZVAL_NEW_PERSISTENT_ARR(&option_arr);
     261           0 :                                         zend_hash_init(Z_ARRVAL(option_arr), 8, NULL, config_zval_dtor, 1);
     262           0 :                                         find_arr = zend_hash_update(active_hash, Z_STR_P(arg1), &option_arr);
     263             :                                 }
     264             : 
     265             :                                 /* arg3 is possible option offset name */
     266           0 :                                 if (arg3 && Z_STRLEN_P(arg3) > 0) {
     267           0 :                                         entry = zend_symtable_update(Z_ARRVAL_P(find_arr), Z_STR_P(arg3), arg2);
     268             :                                 } else {
     269           0 :                                         entry = zend_hash_next_index_insert(Z_ARRVAL_P(find_arr), arg2);
     270             :                                 }
     271           0 :                                 Z_STR_P(entry) = zend_string_dup(Z_STR_P(entry), 1);
     272             :                         }
     273           0 :                         break;
     274             : 
     275             :                 case ZEND_INI_PARSER_SECTION: { /* Create an array of entries of each section */
     276             : 
     277             : /* fprintf(stdout, "ZEND_INI_PARSER_SECTION: %s\n",Z_STRVAL_P(arg1)); */
     278             : 
     279           0 :                                 char *key = NULL;
     280             :                                 size_t key_len;
     281             : 
     282             :                                 /* PATH sections */
     283           0 :                                 if (!strncasecmp(Z_STRVAL_P(arg1), "PATH", sizeof("PATH") - 1)) {
     284           0 :                                         key = Z_STRVAL_P(arg1);
     285           0 :                                         key = key + sizeof("PATH") - 1;
     286           0 :                                         key_len = Z_STRLEN_P(arg1) - sizeof("PATH") + 1;
     287           0 :                                         is_special_section = 1;
     288           0 :                                         has_per_dir_config = 1;
     289             : 
     290             :                                         /* make the path lowercase on Windows, for case insensitivity. Does nothing for other platforms */
     291             :                                         TRANSLATE_SLASHES_LOWER(key);
     292             : 
     293             :                                 /* HOST sections */
     294           0 :                                 } else if (!strncasecmp(Z_STRVAL_P(arg1), "HOST", sizeof("HOST") - 1)) {
     295           0 :                                         key = Z_STRVAL_P(arg1);
     296           0 :                                         key = key + sizeof("HOST") - 1;
     297           0 :                                         key_len = Z_STRLEN_P(arg1) - sizeof("HOST") + 1;
     298           0 :                                         is_special_section = 1;
     299           0 :                                         has_per_host_config = 1;
     300           0 :                                         zend_str_tolower(key, key_len); /* host names are case-insensitive. */
     301             : 
     302             :                                 } else {
     303           0 :                                         is_special_section = 0;
     304             :                                 }
     305             : 
     306           0 :                                 if (key && key_len > 0) {
     307             :                                         /* Strip any trailing slashes */
     308           0 :                                         while (key_len > 0 && (key[key_len - 1] == '/' || key[key_len - 1] == '\\')) {
     309           0 :                                                 key_len--;
     310           0 :                                                 key[key_len] = 0;
     311             :                                         }
     312             : 
     313             :                                         /* Strip any leading whitespace and '=' */
     314           0 :                                         while (*key && (
     315           0 :                                                 *key == '=' ||
     316           0 :                                                 *key == ' ' ||
     317           0 :                                                 *key == '\t'
     318             :                                         )) {
     319           0 :                                                 key++;
     320           0 :                                                 key_len--;
     321             :                                         }
     322             : 
     323             :                                         /* Search for existing entry and if it does not exist create one */
     324           0 :                                         if ((entry = zend_hash_str_find(target_hash, key, key_len)) == NULL) {
     325             :                                                 zval section_arr;
     326             : 
     327           0 :                                                 ZVAL_NEW_PERSISTENT_ARR(&section_arr);
     328           0 :                                                 zend_hash_init(Z_ARRVAL(section_arr), 8, NULL, (dtor_func_t) config_zval_dtor, 1);
     329           0 :                                                 entry = zend_hash_str_update(target_hash, key, key_len, &section_arr);
     330             :                                         }
     331           0 :                                         active_ini_hash = Z_ARRVAL_P(entry);
     332             :                                 }
     333             :                         }
     334             :                         break;
     335             :         }
     336      835422 : }
     337             : /* }}} */
     338             : 
     339             : /* {{{ php_load_php_extension_cb
     340             :  */
     341           1 : static void php_load_php_extension_cb(void *arg)
     342             : {
     343             : #ifdef HAVE_LIBDL
     344           1 :         php_load_extension(*((char **) arg), MODULE_PERSISTENT, 0);
     345             : #endif
     346           1 : }
     347             : /* }}} */
     348             : 
     349             : /* {{{ php_load_zend_extension_cb
     350             :  */
     351       22414 : static void php_load_zend_extension_cb(void *arg)
     352             : {
     353       22414 :         char *filename = *((char **) arg);
     354       22414 :         const int length = (int)strlen(filename);
     355             : 
     356             : #ifndef PHP_WIN32
     357             :         (void) length;
     358             : #endif
     359             : 
     360       22414 :         if (IS_ABSOLUTE_PATH(filename, length)) {
     361       22414 :                 zend_load_extension(filename);
     362             :         } else {
     363             :             char *libpath;
     364           0 :                 char *extension_dir = INI_STR("extension_dir");
     365           0 :                 int extension_dir_len = (int)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);
     373           0 :                 efree(libpath);
     374             :         }
     375       22414 : }
     376             : /* }}} */
     377             : 
     378             : /* {{{ php_init_config
     379             :  */
     380       22587 : int php_init_config(void)
     381             : {
     382       22587 :         char *php_ini_file_name = NULL;
     383       22587 :         char *php_ini_search_path = NULL;
     384             :         int php_ini_scanned_path_len;
     385             :         char *open_basedir;
     386       22587 :         int free_ini_search_path = 0;
     387             :         zend_file_handle fh;
     388       22587 :         zend_string *opened_path = NULL;
     389             : 
     390       22587 :         zend_hash_init(&configuration_hash, 8, NULL, config_zval_dtor, 1);
     391             : 
     392       22587 :         if (sapi_module.ini_defaults) {
     393       22176 :                 sapi_module.ini_defaults(&configuration_hash);
     394             :         }
     395             : 
     396       22587 :         zend_llist_init(&extension_lists.engine, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     397       22587 :         zend_llist_init(&extension_lists.functions, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     398             : 
     399       22587 :         open_basedir = PG(open_basedir);
     400             : 
     401       22587 :         if (sapi_module.php_ini_path_override) {
     402       22415 :                 php_ini_file_name = sapi_module.php_ini_path_override;
     403       22415 :                 php_ini_search_path = sapi_module.php_ini_path_override;
     404       22415 :                 free_ini_search_path = 0;
     405         172 :         } else if (!sapi_module.php_ini_ignore) {
     406             :                 int search_path_size;
     407             :                 char *default_location;
     408             :                 char *env_location;
     409             :                 static const char paths_separator[] = { ZEND_PATHS_SEPARATOR, 0 };
     410             : #ifdef PHP_WIN32
     411             :                 char *reg_location;
     412             :                 char phprc_path[MAXPATHLEN];
     413             : #endif
     414             : 
     415          41 :                 env_location = getenv("PHPRC");
     416             : 
     417             : #ifdef PHP_WIN32
     418             :                 if (!env_location) {
     419             :                         char dummybuf;
     420             :                         int size;
     421             : 
     422             :                         SetLastError(0);
     423             : 
     424             :                         /*If the given buffer is not large enough to hold the data, the return value is
     425             :                         the buffer size,  in characters, required to hold the string and its terminating
     426             :                         null character. We use this return value to alloc the final buffer. */
     427             :                         size = GetEnvironmentVariableA("PHPRC", &dummybuf, 0);
     428             :                         if (GetLastError() == ERROR_ENVVAR_NOT_FOUND) {
     429             :                                 /* The environment variable doesn't exist. */
     430             :                                 env_location = "";
     431             :                         } else {
     432             :                                 if (size == 0) {
     433             :                                         env_location = "";
     434             :                                 } else {
     435             :                                         size = GetEnvironmentVariableA("PHPRC", phprc_path, size);
     436             :                                         if (size == 0) {
     437             :                                                 env_location = "";
     438             :                                         } else {
     439             :                                                 env_location = phprc_path;
     440             :                                         }
     441             :                                 }
     442             :                         }
     443             :                 }
     444             : #else
     445          41 :                 if (!env_location) {
     446          41 :                         env_location = "";
     447             :                 }
     448             : #endif
     449             :                 /*
     450             :                  * Prepare search path
     451             :                  */
     452             : 
     453          41 :                 search_path_size = MAXPATHLEN * 4 + (int)strlen(env_location) + 3 + 1;
     454          41 :                 php_ini_search_path = (char *) emalloc(search_path_size);
     455          41 :                 free_ini_search_path = 1;
     456          41 :                 php_ini_search_path[0] = 0;
     457             : 
     458             :                 /* Add environment location */
     459          41 :                 if (env_location[0]) {
     460           0 :                         if (*php_ini_search_path) {
     461           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     462             :                         }
     463           0 :                         strlcat(php_ini_search_path, env_location, search_path_size);
     464           0 :                         php_ini_file_name = env_location;
     465             :                 }
     466             : 
     467             : #ifdef PHP_WIN32
     468             :                 /* Add registry location */
     469             :                 reg_location = GetIniPathFromRegistry();
     470             :                 if (reg_location != NULL) {
     471             :                         if (*php_ini_search_path) {
     472             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     473             :                         }
     474             :                         strlcat(php_ini_search_path, reg_location, search_path_size);
     475             :                         efree(reg_location);
     476             :                 }
     477             : #endif
     478             : 
     479             :                 /* Add cwd (not with CLI) */
     480          41 :                 if (!sapi_module.php_ini_ignore_cwd) {
     481           0 :                         if (*php_ini_search_path) {
     482           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     483             :                         }
     484           0 :                         strlcat(php_ini_search_path, ".", search_path_size);
     485             :                 }
     486             : 
     487          41 :                 if (PG(php_binary)) {
     488             :                         char *separator_location, *binary_location;
     489             : 
     490          41 :                         binary_location = estrdup(PG(php_binary));
     491          41 :                         separator_location = strrchr(binary_location, DEFAULT_SLASH);
     492             : 
     493          41 :                         if (separator_location && separator_location != binary_location) {
     494          41 :                                 *(separator_location) = 0;
     495             :                         }
     496          41 :                         if (*php_ini_search_path) {
     497           0 :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     498             :                         }
     499          41 :                         strlcat(php_ini_search_path, binary_location, search_path_size);
     500          41 :                         efree(binary_location);
     501             :                 }
     502             : 
     503             :                 /* Add default location */
     504             : #ifdef PHP_WIN32
     505             :                 default_location = (char *) emalloc(MAXPATHLEN + 1);
     506             : 
     507             :                 if (0 < GetWindowsDirectory(default_location, MAXPATHLEN)) {
     508             :                         if (*php_ini_search_path) {
     509             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     510             :                         }
     511             :                         strlcat(php_ini_search_path, default_location, search_path_size);
     512             :                 }
     513             : 
     514             :                 /* For people running under terminal services, GetWindowsDirectory will
     515             :                  * return their personal Windows directory, so lets add the system
     516             :                  * windows directory too */
     517             :                 if (0 < GetSystemWindowsDirectory(default_location, MAXPATHLEN)) {
     518             :                         if (*php_ini_search_path) {
     519             :                                 strlcat(php_ini_search_path, paths_separator, search_path_size);
     520             :                         }
     521             :                         strlcat(php_ini_search_path, default_location, search_path_size);
     522             :                 }
     523             :                 efree(default_location);
     524             : 
     525             : #else
     526          41 :                 default_location = PHP_CONFIG_FILE_PATH;
     527          41 :                 if (*php_ini_search_path) {
     528          41 :                         strlcat(php_ini_search_path, paths_separator, search_path_size);
     529             :                 }
     530          41 :                 strlcat(php_ini_search_path, default_location, search_path_size);
     531             : #endif
     532             :         }
     533             : 
     534       22587 :         PG(open_basedir) = NULL;
     535             : 
     536             :         /*
     537             :          * Find and open actual ini file
     538             :          */
     539             : 
     540       22587 :         memset(&fh, 0, sizeof(fh));
     541             : 
     542             :         /* If SAPI does not want to ignore all ini files OR an overriding file/path is given.
     543             :          * This allows disabling scanning for ini files in the PHP_CONFIG_FILE_SCAN_DIR but still
     544             :          * load an optional ini file. */
     545       22587 :         if (!sapi_module.php_ini_ignore || sapi_module.php_ini_path_override) {
     546             : 
     547             :                 /* Check if php_ini_file_name is a file and can be opened */
     548       22456 :                 if (php_ini_file_name && php_ini_file_name[0]) {
     549             :                         zend_stat_t statbuf;
     550             : 
     551       22415 :                         if (!VCWD_STAT(php_ini_file_name, &statbuf)) {
     552       22415 :                                 if (!((statbuf.st_mode & S_IFMT) == S_IFDIR)) {
     553       22415 :                                         fh.handle.fp = VCWD_FOPEN(php_ini_file_name, "r");
     554       22415 :                                         if (fh.handle.fp) {
     555       22415 :                                                 fh.filename = expand_filepath(php_ini_file_name, NULL);
     556             :                                         }
     557             :                                 }
     558             :                         }
     559             :                 }
     560             : 
     561             :                 /* Otherwise search for php-%sapi-module-name%.ini file in search path */
     562       22456 :                 if (!fh.handle.fp) {
     563          41 :                         const char *fmt = "php-%s.ini";
     564             :                         char *ini_fname;
     565          41 :                         spprintf(&ini_fname, 0, fmt, sapi_module.name);
     566          41 :                         fh.handle.fp = php_fopen_with_path(ini_fname, "r", php_ini_search_path, &opened_path);
     567          41 :                         efree(ini_fname);
     568          41 :                         if (fh.handle.fp) {
     569           0 :                                 fh.filename = ZSTR_VAL(opened_path);
     570             :                         }
     571             :                 }
     572             : 
     573             :                 /* If still no ini file found, search for php.ini file in search path */
     574       22456 :                 if (!fh.handle.fp) {
     575          41 :                         fh.handle.fp = php_fopen_with_path("php.ini", "r", php_ini_search_path, &opened_path);
     576          41 :                         if (fh.handle.fp) {
     577           0 :                                 fh.filename = ZSTR_VAL(opened_path);
     578             :                         }
     579             :                 }
     580             :         }
     581             : 
     582       22587 :         if (free_ini_search_path) {
     583          41 :                 efree(php_ini_search_path);
     584             :         }
     585             : 
     586       22587 :         PG(open_basedir) = open_basedir;
     587             : 
     588       22587 :         if (fh.handle.fp) {
     589       22415 :                 fh.type = ZEND_HANDLE_FP;
     590       22415 :                 RESET_ACTIVE_INI_HASH();
     591             : 
     592       22415 :                 zend_parse_ini_file(&fh, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash);
     593             : 
     594             :                 {
     595             :                         zval tmp;
     596             : 
     597       44830 :                         ZVAL_NEW_STR(&tmp, zend_string_init(fh.filename, strlen(fh.filename), 1));
     598       22415 :                         zend_hash_str_update(&configuration_hash, "cfg_file_path", sizeof("cfg_file_path")-1, &tmp);
     599       22415 :                         if (opened_path) {
     600           0 :                                 zend_string_release(opened_path);
     601             :                         } else {
     602       22415 :                                 efree((char *)fh.filename);
     603             :                         }
     604       22415 :                         php_ini_opened_path = zend_strndup(Z_STRVAL(tmp), Z_STRLEN(tmp));
     605             :                 }
     606             :         }
     607             : 
     608             :         /* Check for PHP_INI_SCAN_DIR environment variable to override/set config file scan directory */
     609       22587 :         php_ini_scanned_path = getenv("PHP_INI_SCAN_DIR");
     610       22587 :         if (!php_ini_scanned_path) {
     611             :                 /* Or fall back using possible --with-config-file-scan-dir setting (defaults to empty string!) */
     612       22587 :                 php_ini_scanned_path = PHP_CONFIG_FILE_SCAN_DIR;
     613             :         }
     614       22587 :         php_ini_scanned_path_len = (int)strlen(php_ini_scanned_path);
     615             : 
     616             :         /* Scan and parse any .ini files found in scan path if path not empty. */
     617       22587 :         if (!sapi_module.php_ini_ignore && php_ini_scanned_path_len) {
     618             :                 struct dirent **namelist;
     619             :                 int ndir, i;
     620             :                 zend_stat_t sb;
     621             :                 char ini_file[MAXPATHLEN];
     622             :                 char *p;
     623             :                 zend_file_handle fh2;
     624             :                 zend_llist scanned_ini_list;
     625             :                 zend_llist_element *element;
     626           0 :                 int l, total_l = 0;
     627             :                 char *bufpath, *debpath, *endpath;
     628             :                 int lenpath;
     629             : 
     630           0 :                 zend_llist_init(&scanned_ini_list, sizeof(char *), (llist_dtor_func_t) free_estring, 1);
     631           0 :                 memset(&fh2, 0, sizeof(fh2));
     632             : 
     633           0 :                 bufpath = estrdup(php_ini_scanned_path);
     634           0 :                 for (debpath = bufpath ; debpath ; debpath=endpath) {
     635           0 :                         endpath = strchr(debpath, DEFAULT_DIR_SEPARATOR);
     636           0 :                         if (endpath) {
     637           0 :                                 *(endpath++) = 0;
     638             :                         }
     639           0 :                         if (!debpath[0]) {
     640             :                                 /* empty string means default builtin value
     641             :                                    to allow "/foo/php.d:" or ":/foo/php.d" */
     642           0 :                                 debpath = PHP_CONFIG_FILE_SCAN_DIR;
     643             :                         }
     644           0 :                         lenpath = (int)strlen(debpath);
     645             : 
     646           0 :                         if (lenpath > 0 && (ndir = php_scandir(debpath, &namelist, 0, php_alphasort)) > 0) {
     647             : 
     648           0 :                                 for (i = 0; i < ndir; i++) {
     649             : 
     650             :                                         /* check for any file with .ini extension */
     651           0 :                                         if (!(p = strrchr(namelist[i]->d_name, '.')) || (p && strcmp(p, ".ini"))) {
     652           0 :                                                 free(namelist[i]);
     653           0 :                                                 continue;
     654             :                                         }
     655             :                                         /* Reset active ini section */
     656           0 :                                         RESET_ACTIVE_INI_HASH();
     657             : 
     658           0 :                                         if (IS_SLASH(debpath[lenpath - 1])) {
     659           0 :                                                 snprintf(ini_file, MAXPATHLEN, "%s%s", debpath, namelist[i]->d_name);
     660             :                                         } else {
     661           0 :                                                 snprintf(ini_file, MAXPATHLEN, "%s%c%s", debpath, DEFAULT_SLASH, namelist[i]->d_name);
     662             :                                         }
     663           0 :                                         if (VCWD_STAT(ini_file, &sb) == 0) {
     664           0 :                                                 if (S_ISREG(sb.st_mode)) {
     665           0 :                                                         if ((fh2.handle.fp = VCWD_FOPEN(ini_file, "r"))) {
     666           0 :                                                                 fh2.filename = ini_file;
     667           0 :                                                                 fh2.type = ZEND_HANDLE_FP;
     668             : 
     669           0 :                                                                 if (zend_parse_ini_file(&fh2, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash) == SUCCESS) {
     670             :                                                                         /* Here, add it to the list of ini files read */
     671           0 :                                                                         l = (int)strlen(ini_file);
     672           0 :                                                                         total_l += l + 2;
     673           0 :                                                                         p = estrndup(ini_file, l);
     674           0 :                                                                         zend_llist_add_element(&scanned_ini_list, &p);
     675             :                                                                 }
     676             :                                                         }
     677             :                                                 }
     678             :                                         }
     679           0 :                                         free(namelist[i]);
     680             :                                 }
     681           0 :                                 free(namelist);
     682             :                         }
     683             :                 }
     684           0 :                 efree(bufpath);
     685             : 
     686           0 :                 if (total_l) {
     687           0 :                         int php_ini_scanned_files_len = (php_ini_scanned_files) ? (int)strlen(php_ini_scanned_files) + 1 : 0;
     688           0 :                         php_ini_scanned_files = (char *) realloc(php_ini_scanned_files, php_ini_scanned_files_len + total_l + 1);
     689           0 :                         if (!php_ini_scanned_files_len) {
     690           0 :                                 *php_ini_scanned_files = '\0';
     691             :                         }
     692           0 :                         total_l += php_ini_scanned_files_len;
     693           0 :                         for (element = scanned_ini_list.head; element; element = element->next) {
     694           0 :                                 if (php_ini_scanned_files_len) {
     695           0 :                                         strlcat(php_ini_scanned_files, ",\n", total_l);
     696             :                                 }
     697           0 :                                 strlcat(php_ini_scanned_files, *(char **)element->data, total_l);
     698           0 :                                 strlcat(php_ini_scanned_files, element->next ? ",\n" : "\n", total_l);
     699             :                         }
     700             :                 }
     701           0 :                 zend_llist_destroy(&scanned_ini_list);
     702             :         } else {
     703             :                 /* Make sure an empty php_ini_scanned_path ends up as NULL */
     704       22587 :                 php_ini_scanned_path = NULL;
     705             :         }
     706             : 
     707       22587 :         if (sapi_module.ini_entries) {
     708             :                 /* Reset active ini section */
     709       22564 :                 RESET_ACTIVE_INI_HASH();
     710       22564 :                 zend_parse_ini_string(sapi_module.ini_entries, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, &configuration_hash);
     711             :         }
     712             : 
     713       22587 :         return SUCCESS;
     714             : }
     715             : /* }}} */
     716             : 
     717             : /* {{{ php_shutdown_config
     718             :  */
     719       22623 : int php_shutdown_config(void)
     720             : {
     721       22623 :         zend_hash_destroy(&configuration_hash);
     722       22623 :         if (php_ini_opened_path) {
     723       22454 :                 free(php_ini_opened_path);
     724       22454 :                 php_ini_opened_path = NULL;
     725             :         }
     726       22623 :         if (php_ini_scanned_files) {
     727           0 :                 free(php_ini_scanned_files);
     728           0 :                 php_ini_scanned_files = NULL;
     729             :         }
     730       22623 :         return SUCCESS;
     731             : }
     732             : /* }}} */
     733             : 
     734             : /* {{{ php_ini_register_extensions
     735             :  */
     736       22587 : void php_ini_register_extensions(void)
     737             : {
     738       22587 :         zend_llist_apply(&extension_lists.engine, php_load_zend_extension_cb);
     739       22587 :         zend_llist_apply(&extension_lists.functions, php_load_php_extension_cb);
     740             : 
     741       22587 :         zend_llist_destroy(&extension_lists.engine);
     742       22587 :         zend_llist_destroy(&extension_lists.functions);
     743       22587 : }
     744             : /* }}} */
     745             : 
     746             : /* {{{ php_parse_user_ini_file
     747             :  */
     748           0 : PHPAPI int php_parse_user_ini_file(const char *dirname, char *ini_filename, HashTable *target_hash)
     749             : {
     750             :         zend_stat_t sb;
     751             :         char ini_file[MAXPATHLEN];
     752             :         zend_file_handle fh;
     753             : 
     754           0 :         snprintf(ini_file, MAXPATHLEN, "%s%c%s", dirname, DEFAULT_SLASH, ini_filename);
     755             : 
     756           0 :         if (VCWD_STAT(ini_file, &sb) == 0) {
     757           0 :                 if (S_ISREG(sb.st_mode)) {
     758           0 :                         memset(&fh, 0, sizeof(fh));
     759           0 :                         if ((fh.handle.fp = VCWD_FOPEN(ini_file, "r"))) {
     760           0 :                                 fh.filename = ini_file;
     761           0 :                                 fh.type = ZEND_HANDLE_FP;
     762             : 
     763             :                                 /* Reset active ini section */
     764           0 :                                 RESET_ACTIVE_INI_HASH();
     765             : 
     766           0 :                                 if (zend_parse_ini_file(&fh, 1, ZEND_INI_SCANNER_NORMAL, (zend_ini_parser_cb_t) php_ini_parser_cb, target_hash) == SUCCESS) {
     767             :                                         /* FIXME: Add parsed file to the list of user files read? */
     768           0 :                                         return SUCCESS;
     769             :                                 }
     770           0 :                                 return FAILURE;
     771             :                         }
     772             :                 }
     773             :         }
     774           0 :         return FAILURE;
     775             : }
     776             : /* }}} */
     777             : 
     778             : /* {{{ php_ini_activate_config
     779             :  */
     780           0 : PHPAPI void php_ini_activate_config(HashTable *source_hash, int modify_type, int stage)
     781             : {
     782             :         zend_string *str;
     783             :         zval *data;
     784             : 
     785             :         /* Walk through config hash and alter matching ini entries using the values found in the hash */
     786           0 :         ZEND_HASH_FOREACH_STR_KEY_VAL(source_hash, str, data) {
     787           0 :                 zend_alter_ini_entry_ex(str, Z_STR_P(data), modify_type, stage, 0);
     788             :         } ZEND_HASH_FOREACH_END();
     789           0 : }
     790             : /* }}} */
     791             : 
     792             : /* {{{ php_ini_has_per_dir_config
     793             :  */
     794         407 : PHPAPI int php_ini_has_per_dir_config(void)
     795             : {
     796         407 :         return has_per_dir_config;
     797             : }
     798             : /* }}} */
     799             : 
     800             : /* {{{ php_ini_activate_per_dir_config
     801             :  */
     802         407 : PHPAPI void php_ini_activate_per_dir_config(char *path, size_t path_len)
     803             : {
     804             :         zval *tmp2;
     805             :         char *ptr;
     806             : 
     807             : #if PHP_WIN32
     808             :         char path_bak[MAXPATHLEN];
     809             : #endif
     810             : 
     811             : #if PHP_WIN32
     812             :         /* MAX_PATH is \0-terminated, path_len == MAXPATHLEN would overrun path_bak */
     813             :         if (path_len >= MAXPATHLEN) {
     814             : #else
     815         407 :         if (path_len > MAXPATHLEN) {
     816             : #endif
     817           0 :                 return;
     818             :         }
     819             : 
     820             : #if PHP_WIN32
     821             :         memcpy(path_bak, path, path_len);
     822             :         path_bak[path_len] = 0;
     823             :         TRANSLATE_SLASHES_LOWER(path_bak);
     824             :         path = path_bak;
     825             : #endif
     826             : 
     827             :         /* Walk through each directory in path and apply any found per-dir-system-configuration from configuration_hash */
     828         407 :         if (has_per_dir_config && path && path_len) {
     829           0 :                 ptr = path + 1;
     830           0 :                 while ((ptr = strchr(ptr, '/')) != NULL) {
     831           0 :                         *ptr = 0;
     832             :                         /* Search for source array matching the path from configuration_hash */
     833           0 :                         if ((tmp2 = zend_hash_str_find(&configuration_hash, path, strlen(path))) != NULL) {
     834           0 :                                 php_ini_activate_config(Z_ARRVAL_P(tmp2), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
     835             :                         }
     836           0 :                         *ptr = '/';
     837           0 :                         ptr++;
     838             :                 }
     839             :         }
     840             : }
     841             : /* }}} */
     842             : 
     843             : /* {{{ php_ini_has_per_host_config
     844             :  */
     845         407 : PHPAPI int php_ini_has_per_host_config(void)
     846             : {
     847         407 :         return has_per_host_config;
     848             : }
     849             : /* }}} */
     850             : 
     851             : /* {{{ php_ini_activate_per_host_config
     852             :  */
     853           0 : PHPAPI void php_ini_activate_per_host_config(const char *host, size_t host_len)
     854             : {
     855             :         zval *tmp;
     856             : 
     857           0 :         if (has_per_host_config && host && host_len) {
     858             :                 /* Search for source array matching the host from configuration_hash */
     859           0 :                 if ((tmp = zend_hash_str_find(&configuration_hash, host, host_len)) != NULL) {
     860           0 :                         php_ini_activate_config(Z_ARRVAL_P(tmp), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
     861             :                 }
     862             :         }
     863           0 : }
     864             : /* }}} */
     865             : 
     866             : /* {{{ cfg_get_entry
     867             :  */
     868     5961025 : PHPAPI zval *cfg_get_entry_ex(zend_string *name)
     869             : {
     870     5961025 :         return zend_hash_find(&configuration_hash, name);
     871             : }
     872             : /* }}} */
     873             : 
     874             : /* {{{ cfg_get_entry
     875             :  */
     876          31 : PHPAPI zval *cfg_get_entry(const char *name, size_t name_length)
     877             : {
     878          31 :         return zend_hash_str_find(&configuration_hash, name, name_length);
     879             : }
     880             : /* }}} */
     881             : 
     882             : /* {{{ cfg_get_long
     883             :  */
     884      383957 : PHPAPI int cfg_get_long(const char *varname, zend_long *result)
     885             : {
     886             :         zval *tmp;
     887             : 
     888      383957 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     889      383952 :                 *result = 0;
     890      383952 :                 return FAILURE;
     891             :         }
     892           5 :         *result = zval_get_long(tmp);
     893           5 :         return SUCCESS;
     894             : }
     895             : /* }}} */
     896             : 
     897             : /* {{{ cfg_get_double
     898             :  */
     899           0 : PHPAPI int cfg_get_double(const char *varname, double *result)
     900             : {
     901             :         zval *tmp;
     902             : 
     903           0 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     904           0 :                 *result = (double) 0;
     905           0 :                 return FAILURE;
     906             :         }
     907           0 :         *result = zval_get_double(tmp);
     908           0 :         return SUCCESS;
     909             : }
     910             : /* }}} */
     911             : 
     912             : /* {{{ cfg_get_string
     913             :  */
     914       22592 : PHPAPI int cfg_get_string(const char *varname, char **result)
     915             : {
     916             :         zval *tmp;
     917             : 
     918       22592 :         if ((tmp = zend_hash_str_find(&configuration_hash, varname, strlen(varname))) == NULL) {
     919       22592 :                 *result = NULL;
     920       22592 :                 return FAILURE;
     921             :         }
     922           0 :         *result = Z_STRVAL_P(tmp);
     923           0 :         return SUCCESS;
     924             : }
     925             : /* }}} */
     926             : 
     927           0 : PHPAPI HashTable* php_ini_get_configuration_hash(void) /* {{{ */
     928             : {
     929           0 :         return &configuration_hash;
     930             : } /* }}} */
     931             : 
     932             : /*
     933             :  * Local variables:
     934             :  * tab-width: 4
     935             :  * c-basic-offset: 4
     936             :  * indent-tabs-mode: t
     937             :  * End:
     938             :  * vim600: sw=4 ts=4 fdm=marker
     939             :  * vim<600: sw=4 ts=4
     940             :  */

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