tony2001                Tue Oct  4 07:18:02 2005 EDT

  Modified files:              (Branch: PHP_5_1)
    /php-src    NEWS 
    /php-src/ext/xmlrpc xmlrpc-epi-php.c 
  Log:
  fix #32179 (xmlrpc_encode() segfaults with recursive references)
  
  
http://cvs.php.net/diff.php/php-src/NEWS?r1=1.2027.2.90&r2=1.2027.2.91&ty=u
Index: php-src/NEWS
diff -u php-src/NEWS:1.2027.2.90 php-src/NEWS:1.2027.2.91
--- php-src/NEWS:1.2027.2.90    Mon Oct  3 05:11:11 2005
+++ php-src/NEWS        Tue Oct  4 07:18:01 2005
@@ -144,6 +144,7 @@
   seg fault). (Dmitry)
 - Fixed bug #32937 (open_basedir looses trailing / in the limiter). (Adam 
Conrad)
 - Fixed bug #32589 (possible crash inside imap_mail_compose() function). (Ilia)
+- Fixed bug #32179 (xmlrpc_encode() segfaults with recursive references). 
(Tony)
 - Fixed bug #32139 (SOAP client does not auto-handle base64 encoding). (Ilia)
 - Fixed bug #32010 (Memory leak in mssql_fetch_batch). (fmk)
 - Fixed bug #29334 (win32 mail() provides incorrect Date: header). (Jani)
http://cvs.php.net/diff.php/php-src/ext/xmlrpc/xmlrpc-epi-php.c?r1=1.39&r2=1.39.2.1&ty=u
Index: php-src/ext/xmlrpc/xmlrpc-epi-php.c
diff -u php-src/ext/xmlrpc/xmlrpc-epi-php.c:1.39 
php-src/ext/xmlrpc/xmlrpc-epi-php.c:1.39.2.1
--- php-src/ext/xmlrpc/xmlrpc-epi-php.c:1.39    Wed Aug  3 10:08:22 2005
+++ php-src/ext/xmlrpc/xmlrpc-epi-php.c Tue Oct  4 07:18:02 2005
@@ -51,7 +51,7 @@
    +----------------------------------------------------------------------+
  */
 
-/* $Id: xmlrpc-epi-php.c,v 1.39 2005/08/03 14:08:22 sniper Exp $ */
+/* $Id: xmlrpc-epi-php.c,v 1.39.2.1 2005/10/04 11:18:02 tony2001 Exp $ */
 
 /**********************************************************************
 * BUGS:                                                               *
@@ -520,28 +520,41 @@
                   unsigned long num_index;
                   zval** pIter;
                   char* my_key;
+                  HashTable *ht = NULL;
 
+                  ht = HASH_OF(val);
+                  if (ht && ht->nApplyCount > 1) {
+                      php_error_docref(NULL TSRMLS_CC, E_ERROR, "XML-RPC 
doesn't support circular references");
+                      return NULL;
+                  }
+                  
                   convert_to_array(val);
-
                   xReturn = XMLRPC_CreateVector(key, 
determine_vector_type(Z_ARRVAL_P(val)));
 
                   zend_hash_internal_pointer_reset(Z_ARRVAL_P(val));
-                  while(1) {
+                  while(zend_hash_get_current_data(Z_ARRVAL_P(val), 
(void**)&pIter) == SUCCESS) {
                      int res = my_zend_hash_get_current_key(Z_ARRVAL_P(val), 
&my_key, &num_index);
-                     if(res == HASH_KEY_IS_LONG) {
-                        if(zend_hash_get_current_data(Z_ARRVAL_P(val), 
(void**)&pIter) == SUCCESS) {
-                           XMLRPC_AddValueToVector(xReturn, 
PHP_to_XMLRPC_worker(0, *pIter, depth++));
-                        }
-                     }
-                     else if(res == HASH_KEY_NON_EXISTANT) {
-                        break;
+                    
+                     switch (res) {
+                         case HASH_KEY_NON_EXISTANT:
+                             break;
+                         case HASH_KEY_IS_STRING:
+                         case HASH_KEY_IS_LONG:
+                              ht = HASH_OF(*pIter);
+                             if (ht) {
+                                 ht->nApplyCount++;
+                             }
+                             if (res == HASH_KEY_IS_LONG) {
+                                 XMLRPC_AddValueToVector(xReturn, 
PHP_to_XMLRPC_worker(0, *pIter, depth++));
+                             }
+                             else {
+                                 XMLRPC_AddValueToVector(xReturn, 
PHP_to_XMLRPC_worker(my_key, *pIter, depth++));
+                             }
+                             if (ht) {
+                                 ht->nApplyCount--;
+                             }
+                             break;
                      }
-                     else if(res == HASH_KEY_IS_STRING) {
-                        if(zend_hash_get_current_data(Z_ARRVAL_P(val), 
(void**)&pIter) == SUCCESS) {
-                           XMLRPC_AddValueToVector(xReturn, 
PHP_to_XMLRPC_worker(my_key, *pIter, depth++));
-                        }
-                     }
-
                      zend_hash_move_forward(Z_ARRVAL_P(val));
                   }
                }

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