[WIN32] shutdown only the send side of a TCP socket to prevent a TCP

reset from trashing the reciept of data on the client.

diff --git a/README b/README
index 574dfd3..c3b535c 100755 (executable)
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
 FastCGI Developer's Kit README
 ------------------------------
 
-    $Id: README,v 1.18 2002/02/28 15:21:25 robs Exp $
+    $Id: README,v 1.19 2002/03/04 22:16:40 robs Exp $
     Copyright (c) 1996 Open Market, Inc.
     See the file "LICENSE.TERMS" for information on usage and redistribution
     of this file, and for a DISCLAIMER OF ALL WARRANTIES.
@@ -32,6 +32,9 @@ on http://fastcgi.com/.
 2.2.3
 -----
 
+ *) [WIN32] shutdown only the send side of a TCP socket to prevent a TCP
+    reset from trashing the reciept of data on the client.
+
  *) [WIN32] force an exit from the ShutdownRequestThread when a shutdown is
     signaled and NamedPipes are in use.
 

diff --git a/libfcgi/os_win32.c b/libfcgi/os_win32.c
index dba5be4..7f5add8 100755 (executable)
--- a/libfcgi/os_win32.c
+++ b/libfcgi/os_win32.c
@@ -17,7 +17,7 @@
  *  significantly more enjoyable.)
  */
 #ifndef lint
-static const char rcsid[] = "$Id: os_win32.c,v 1.31 2002/02/28 15:21:26 robs Exp $";
+static const char rcsid[] = "$Id: os_win32.c,v 1.32 2002/03/04 22:16:38 robs Exp $";
 #endif /* not lint */
 
 #define WIN32_LEAN_AND_MEAN 
@@ -1368,24 +1368,23 @@ int OS_Close(int fd)
        case FD_PIPE_ASYNC:
        case FD_FILE_SYNC:
        case FD_FILE_ASYNC:
-           break;
+           
+        break;
 
-        case FD_SOCKET_SYNC:
+    case FD_SOCKET_SYNC:
        case FD_SOCKET_ASYNC:
            /*
             * Closing a socket that has an async read outstanding causes a
             * tcp reset and possible data loss.  The shutdown call seems to
             * prevent this.
             */
-           shutdown(fdTable[fd].fid.sock, 2);
-           /*
-            * closesocket returns: 0 success, SOCKET_ERROR failure
-            */
-           if (closesocket(fdTable[fd].fid.sock) == SOCKET_ERROR)
-               ret = -1;
+           shutdown(fdTable[fd].fid.sock, SD_SEND);
+           if (closesocket(fdTable[fd].fid.sock) == SOCKET_ERROR) ret = -1;
            break;
+
        default:
-           return -1;          /* fake failure */
+
+           ret = -1;           /* fake failure */
     }
 
     Win32FreeDescriptor(fd);