CSHARP-3984: Remove BinaryConnection.DropBox - fix big-endian support (#1796)

sanych-sun · web-flow · commit 4e2d73c711f4 · 2025-10-17T11:29:34.000-07:00
diff --git a/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs b/src/MongoDB.Driver/Core/Connections/BinaryConnection.cs
@@ -463,7 +463,7 @@ public async Task<ResponseMessage> ReceiveMessageAsync(
         private int GetResponseTo(IByteBuffer message)
         {
             var backingBytes = message.AccessBackingBytes(8);
-            return BitConverter.ToInt32(backingBytes.Array, backingBytes.Offset);
+            return BinaryPrimitives.ReadInt32LittleEndian(backingBytes.Array.AsSpan().Slice(backingBytes.Offset, 4));
         }
 
         private void SendBuffer(OperationContext operationContext, IByteBuffer buffer)

Original file line number	Diff line number	Diff line change
`@@ -463,7 +463,7 @@ public async Task<ResponseMessage> ReceiveMessageAsync(`
`463`	`463`	`private int GetResponseTo(IByteBuffer message)`
`464`	`464`	`{`
`465`	`465`	`var backingBytes = message.AccessBackingBytes(8);`
`466`		`- return BitConverter.ToInt32(backingBytes.Array, backingBytes.Offset);`
	`466`	`+ return BinaryPrimitives.ReadInt32LittleEndian(backingBytes.Array.AsSpan().Slice(backingBytes.Offset, 4));`
`467`	`467`	`}`
`468`	`468`
`469`	`469`	`private void SendBuffer(OperationContext operationContext, IByteBuffer buffer)`