Increased recieve buffer size to match to native recieve buffer size …

…to avoid heap corruption issue
DavoudEshtehari · Feb 7, 2022 · d629a1c · d629a1c
1 parent 8374240
commit d629a1c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/Microsoft.Data.SqlClient/src/Microsoft/Data/Sql/SqlDataSourceEnumeratorNativeHelper.cs b/src/Microsoft.Data.SqlClient/src/Microsoft/Data/Sql/SqlDataSourceEnumeratorNativeHelper.cs
@@ -36,7 +36,7 @@ internal static DataTable GetDataSources()
             char[] buffer = null;
             StringBuilder strbldr = new StringBuilder();
 
-            Int32 bufferSize = 1024;
+            Int32 bufferSize = 65536;
             Int32 readLength = 0;
             buffer = new char[bufferSize];
             bool more = true;
@@ -58,7 +58,7 @@ internal static DataTable GetDataSources()
                 if (handle != ADP.s_ptrZero)
                 {
                     while (more && !TdsParserStaticMethods.TimeoutHasExpired(timeoutTime))
-                    {
+                    {                     
 #if NETFRAMEWORK
                         readLength = SNINativeMethodWrapper.SNIServerEnumRead(handle, buffer, bufferSize, out more);
 #else