ws2_32: Use the struct information when the parameters are zero in WSASocket.

dlls/ws2_32/socket.c

@@ -5884,20 +5884,20 @@ SOCKET WINAPI WSASocketW(int af, int type, int protocol,
       return ret;
     }
 
-    /* convert the socket family and type */
-    af = convert_af_w2u(af);
-    type = convert_socktype_w2u(type);
-
     if (lpProtocolInfo)
     {
-        if (af == FROM_PROTOCOL_INFO)
+        if (af == FROM_PROTOCOL_INFO || !af)
             af = lpProtocolInfo->iAddressFamily;
-        if (type == FROM_PROTOCOL_INFO)
+        if (type == FROM_PROTOCOL_INFO || !type)
             type = lpProtocolInfo->iSocketType;
-        if (protocol == FROM_PROTOCOL_INFO)
+        if (protocol == FROM_PROTOCOL_INFO || !protocol)
             protocol = lpProtocolInfo->iProtocol;
     }
 
+    /* convert the socket family and type */
+    af = convert_af_w2u(af);
+    type = convert_socktype_w2u(type);
+
     if ( af == AF_UNSPEC)  /* did they not specify the address family? */
     {
         if ((protocol == IPPROTO_TCP && type == SOCK_STREAM) ||

dlls/ws2_32/tests/sock.c

@@ -1946,7 +1946,6 @@ todo_wine
     pi[0].iSocketType = SOCK_DGRAM;
     pi[0].iAddressFamily = AF_INET;
     sock = WSASocketA(0, 0, 0, &pi[0], 0, 0);
-todo_wine {
     ok(sock != INVALID_SOCKET, "Failed to create socket: %d\n",
             WSAGetLastError());
     size = sizeof(socktype);
@@ -1956,7 +1955,7 @@ todo_wine {
     ok(socktype == SOCK_DGRAM, "Wrong socket type, expected %d received %d\n",
        SOCK_DGRAM, socktype);
     closesocket(sock);
-}
+
     sock = WSASocketA(AF_INET, SOCK_STREAM, IPPROTO_TCP, &pi[0], 0, 0);
     ok(sock != INVALID_SOCKET, "Failed to create socket: %d\n",
             WSAGetLastError());