Update to NSPR 4.10.7 Beta 3.

nspr/pr/src/io/prmapopt.c

 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 /*
  * This file defines _PR_MapOptionName().  The purpose of putting
  * _PR_MapOptionName() in a separate file is to work around a Winsock
  * header file problem on Windows NT.
  *
@@ skipping 67 matching lines @@
                 break;
 #else
                 PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
                 return PR_FAILURE;
 #endif
             }
             case PR_SockOpt_Reuseaddr:
             case PR_SockOpt_Keepalive:
             case PR_SockOpt_NoDelay:
             case PR_SockOpt_Broadcast:
+            case PR_SockOpt_Reuseport:
             {
 #ifdef WIN32 /* Winsock */
                 BOOL value;
 #else
                 PRIntn value;
 #endif
                 length = sizeof(value);
                 rv = _PR_MD_GETSOCKOPT(
                     fd, level, name, (char*)&value, &length);
                 if (PR_SUCCESS == rv)
@@ skipping 131 matching lines @@
                 break;
 #else
                 PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
                 return PR_FAILURE;
 #endif
             }
             case PR_SockOpt_Reuseaddr:
             case PR_SockOpt_Keepalive:
             case PR_SockOpt_NoDelay:
             case PR_SockOpt_Broadcast:
+            case PR_SockOpt_Reuseport:
             {
 #ifdef WIN32 /* Winsock */
                 BOOL value;
 #else
                 PRIntn value;
 #endif
                 value = (data->value.reuse_addr) ? 1 : 0;
                 rv = _PR_MD_SETSOCKOPT(
                     fd, level, name, (char*)&value, sizeof(value));
                 break;
@@ skipping 156 matching lines @@
 #endif
 
 #ifndef TCP_NODELAY                     /* don't delay to coalesce data     */
 #define TCP_NODELAY         _PR_NO_SUCH_SOCKOPT
 #endif
 
 #ifndef TCP_MAXSEG                      /* maxumum segment size for tcp     */
 #define TCP_MAXSEG          _PR_NO_SUCH_SOCKOPT
 #endif
 
-#ifndef SO_BROADCAST                 /* enable broadcast on udp sockets */
+#ifndef SO_BROADCAST                    /* enable broadcast on UDP sockets  */
 #define SO_BROADCAST        _PR_NO_SUCH_SOCKOPT
 #endif
 
+#ifndef SO_REUSEPORT                    /* allow local address & port reuse */
+#define SO_REUSEPORT        _PR_NO_SUCH_SOCKOPT
+#endif
+
 PRStatus _PR_MapOptionName(
     PRSockOption optname, PRInt32 *level, PRInt32 *name)
 {
     static PRInt32 socketOptions[PR_SockOpt_Last] =
     {
         0, SO_LINGER, SO_REUSEADDR, SO_KEEPALIVE, SO_RCVBUF, SO_SNDBUF,
         IP_TTL, IP_TOS, IP_ADD_MEMBERSHIP, IP_DROP_MEMBERSHIP,
         IP_MULTICAST_IF, IP_MULTICAST_TTL, IP_MULTICAST_LOOP,
-        TCP_NODELAY, TCP_MAXSEG, SO_BROADCAST
+        TCP_NODELAY, TCP_MAXSEG, SO_BROADCAST, SO_REUSEPORT
     };
     static PRInt32 socketLevels[PR_SockOpt_Last] =
     {
         0, SOL_SOCKET, SOL_SOCKET, SOL_SOCKET, SOL_SOCKET, SOL_SOCKET,
         IPPROTO_IP, IPPROTO_IP, IPPROTO_IP, IPPROTO_IP,
         IPPROTO_IP, IPPROTO_IP, IPPROTO_IP,
-        IPPROTO_TCP, IPPROTO_TCP, SOL_SOCKET
+        IPPROTO_TCP, IPPROTO_TCP, SOL_SOCKET, SOL_SOCKET
     };
 
     if ((optname < PR_SockOpt_Linger)
     || (optname >= PR_SockOpt_Last))
     {
         PR_SetError(PR_INVALID_ARGUMENT_ERROR, 0);
         return PR_FAILURE;
     }
 
     if (socketOptions[optname] == _PR_NO_SUCH_SOCKOPT)
     {
         PR_SetError(PR_OPERATION_NOT_SUPPORTED_ERROR, 0);
         return PR_FAILURE;
     }
     *name = socketOptions[optname];
     *level = socketLevels[optname];
     return PR_SUCCESS;
 }  /* _PR_MapOptionName */