From: Ilia Alshanetsky <iliaa@php.net>
Date: Tue, 4 Mar 2008 19:38:38 +0000 (+0000)
Subject: Fixed bug #44325 (mssql_bind not correctly bind empty strings as parameter
X-Git-Tag: BEFORE_NEW_PARAMETER_PARSE~704
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0e17aa0630e2f86fe83fd35cc6d19dd0d178a92e;p=php

Fixed bug #44325 (mssql_bind not correctly bind empty strings as parameter
value)
---

diff --git a/ext/mssql/php_mssql.c b/ext/mssql/php_mssql.c
index 7987046982..822bcf15ad 100644
--- a/ext/mssql/php_mssql.c
+++ b/ext/mssql/php_mssql.c
@@ -2067,14 +2067,19 @@ PHP_FUNCTION(mssql_bind)
 
 	/* modify datalen and maxlen according to dbrpcparam documentation */
 	if ( (type==SQLVARCHAR) || (type==SQLCHAR) || (type==SQLTEXT) )	{	/* variable-length type */
-		if (is_null) {
+		if (is_null || Z_TYPE_PP(var) == IS_NULL) {
 			maxlen=0;
 			datalen=0;
-		}
-		else {
+		} else {
 			convert_to_string_ex(var);
-			datalen=Z_STRLEN_PP(var);
-			value=(LPBYTE)Z_STRVAL_PP(var);
+			datalen = Z_STRLEN_PP(var);
+			value = (LPBYTE)Z_STRVAL_PP(var);
+			if (!datalen) {
+				datalen = 1;
+				if (maxlen == -1) {
+					maxlen = 1;
+				}
+			}
 		}
 	}
 	else	{	/* fixed-length type */