From 09417cff863744a9e1aed90d243ceae8bda3cd3b Mon Sep 17 00:00:00 2001
From: Woo Xie <woo@fb.com>
Date: Mon, 12 Oct 2015 15:48:56 -0700
Subject: [PATCH] add shutdownWrite to wangle for closing socket write only

Summary: current wangle has no way to close socket write side. writeFlags is extended so that wangle/AsyncSocketHandler can distinguish closeNow(), closeWithReset() and shutdownWrite()

Reviewed By: @viswanathgs

Differential Revision: D2522056

fb-gh-sync-id: 60616176d78311a4a09f9761a6ccda01dd502a88
---
 folly/io/async/AsyncTransport.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/folly/io/async/AsyncTransport.h b/folly/io/async/AsyncTransport.h
index 3086958b..ee8e8ea6 100644
--- a/folly/io/async/AsyncTransport.h
+++ b/folly/io/async/AsyncTransport.h
@@ -56,6 +56,10 @@ enum class WriteFlags : uint32_t {
    * will be acknowledged.
    */
   EOR = 0x02,
+  /*
+   * this indicates that only the write side of socket should be shutdown
+   */
+  WRITE_SHUTDOWN = 0x04,
 };
 
 /*
-- 
2.34.1