iliaa Wed Dec 10 20:53:44 2008 UTC
Modified files: (Branch: PHP_5_3)
/php-src/ext/mssql php_mssql.c
Log:
Fixed bug #46798 (Crash in mssql extension when retrieving a NULL value
inside a binary or image column type)
http://cvs.php.net/viewvc.cgi/php-src/ext/mssql/php_mssql.c?r1=1.152.2.13.2.4.2.14&r2=1.152.2.13.2.4.2.15&diff_format=u
Index: php-src/ext/mssql/php_mssql.c
diff -u php-src/ext/mssql/php_mssql.c:1.152.2.13.2.4.2.14
php-src/ext/mssql/php_mssql.c:1.152.2.13.2.4.2.15
--- php-src/ext/mssql/php_mssql.c:1.152.2.13.2.4.2.14 Mon Nov 17 11:27:56 2008
+++ php-src/ext/mssql/php_mssql.c Wed Dec 10 20:53:44 2008
@@ -16,7 +16,7 @@
+----------------------------------------------------------------------+
*/
-/* $Id: php_mssql.c,v 1.152.2.13.2.4.2.14 2008/11/17 11:27:56 felipe Exp $ */
+/* $Id: php_mssql.c,v 1.152.2.13.2.4.2.15 2008/12/10 20:53:44 iliaa Exp $ */
#ifdef COMPILE_DL_MSSQL
#define HAVE_MSSQL 1
@@ -977,11 +977,14 @@
unsigned char *res_buf;
int res_length = dbdatlen(mssql_ptr->link, offset);
- res_buf = (unsigned char *) emalloc(res_length+1);
- bin = ((DBBINARY *)dbdata(mssql_ptr->link, offset));
- memcpy(res_buf,bin,res_length);
- res_buf[res_length] = '\0';
- ZVAL_STRINGL(result, res_buf, res_length, 0);
+ if (!res_length) {
+ ZVAL_NULL(result);
+ } else {
+ bin = ((DBBINARY *)dbdata(mssql_ptr->link,
offset));
+ res_buf = (unsigned char *)
emalloc(res_length+1);
+ memcpy(res_buf,bin,res_length);
+ res_buf[res_length] = '\0';
+ ZVAL_STRINGL(result, res_buf, res_length, 0);
}
break;
case SQLNUMERIC:
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