0001-Windows-ignore-ECONNRESET-that-happen-while-receivin.patch

From 00ec9f8ae916758293f63200b5def7a4487e85b5 Mon Sep 17 00:00:00 2001
From: Bert Belder <bertbelder@gmail.com>
Date: Thu, 24 Nov 2011 15:10:23 +0100
Subject: [PATCH 1/1] Windows: ignore ECONNRESET that happen while receiving
 udp packets

---
 deps/uv/src/win/udp.c |   36 ++++++++++++++++++++++++------------
 1 files changed, 24 insertions(+), 12 deletions(-)

diff --git a/deps/uv/src/win/udp.c b/deps/uv/src/win/udp.c
index 07082dd..d6e1d53 100644
--- a/deps/uv/src/win/udp.c
+++ b/deps/uv/src/win/udp.c
@@ -466,17 +466,27 @@ void uv_process_udp_recv_req(uv_loop_t* loop, uv_udp_t* handle,
 
   handle->flags &= ~UV_HANDLE_READ_PENDING;
 
-  if (!REQ_SUCCESS(req) &&
-      GET_REQ_SOCK_ERROR(req) != WSAEMSGSIZE) {
-    /* An error occurred doing the read. */
-    if (handle->flags & UV_HANDLE_READING) {
-      uv__set_sys_error(loop, GET_REQ_SOCK_ERROR(req));
-      uv_udp_recv_stop(handle);
-      buf = (handle->flags & UV_HANDLE_ZERO_READ) ?
-            uv_buf_init(NULL, 0) : handle->recv_buffer;
-      handle->recv_cb(handle, -1, buf, NULL, 0);
+  if (!REQ_SUCCESS(req)) {
+    DWORD err = GET_REQ_SOCK_ERROR(req);
+    if (err == WSAEMSGSIZE) {
+      /* Not a real error, it just indicates that the received packet */
+      /* was bigger than the receive buffer. */
+    } else if (err == WSAECONNRESET) {
+      /* A previous sendto operation failed. Ignore this error and */
+      /* queue a new recv request. */
+      goto done;
+    } else {
+      /* A real error occurred. Report the error to the user only if we're */
+      /* currently reading. */
+      if (handle->flags & UV_HANDLE_READING) {
+        uv__set_sys_error(loop, err);
+        uv_udp_recv_stop(handle);
+        buf = (handle->flags & UV_HANDLE_ZERO_READ) ?
+              uv_buf_init(NULL, 0) : handle->recv_buffer;
+        handle->recv_cb(handle, -1, buf, NULL, 0);
+      }
+      goto done;
     }
-    goto done;
   }
 
   if (!(handle->flags & UV_HANDLE_ZERO_READ)) {
@@ -527,8 +537,10 @@ void uv_process_udp_recv_req(uv_loop_t* loop, uv_udp_t* handle,
         /* Kernel buffer empty */
         uv__set_sys_error(loop, WSAEWOULDBLOCK);
         handle->recv_cb(handle, 0, buf, NULL, 0);
-      } else {
-        /* Ouch! serious error. */
+      } else if (err != WSAECONNRESET) {
+        /* Serious error. WSAECONNRESET is ignore because this just */
+        /* indicates that a previous sendto operation failed. */
+        uv_udp_recv_stop(handle);
         uv__set_sys_error(loop, err);
         handle->recv_cb(handle, -1, buf, NULL, 0);
       }
-- 
1.7.7.1.msysgit.0