server: Make SO_REUSEADDR and SO_EXCLUSIVEADDRUSE mutually exclusive.

dlls/ws2_32/tests/sock.c

@@ -2353,7 +2353,7 @@ static void test_reuseaddr(void)
 
     value = 1;
     rc = setsockopt(s1, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, (char*)&value, sizeof(value));
-    todo_wine ok(rc == SOCKET_ERROR && WSAGetLastError() == WSAEINVAL, "got rc %d, error %d.\n", rc, WSAGetLastError());
+    ok(rc == SOCKET_ERROR && WSAGetLastError() == WSAEINVAL, "got rc %d, error %d.\n", rc, WSAGetLastError());
 
     value = 0;
     rc = setsockopt(s1, SOL_SOCKET, SO_REUSEADDR, (char*)&value, sizeof(value));
@@ -2364,7 +2364,7 @@ static void test_reuseaddr(void)
 
     value = 1;
     rc = setsockopt(s1, SOL_SOCKET, SO_REUSEADDR, (char*)&value, sizeof(value));
-    todo_wine ok(rc == SOCKET_ERROR && WSAGetLastError() == WSAEINVAL, "got rc %d, error %d.\n", rc, WSAGetLastError());
+    ok(rc == SOCKET_ERROR && WSAGetLastError() == WSAEINVAL, "got rc %d, error %d.\n", rc, WSAGetLastError());
 
     closesocket(s1);
 

server/sock.c

@@ -3091,6 +3091,13 @@ static void sock_ioctl( struct fd *fd, ioctl_code_t code, struct async *async )
         }
 
         reuse = *(int *)get_req_data();
+
+        if (reuse && sock->exclusiveaddruse)
+        {
+            set_error( STATUS_INVALID_PARAMETER );
+            return;
+        }
+
         if (is_tcp_socket( sock ))
             ret = 0;
         else
@@ -3116,6 +3123,11 @@ static void sock_ioctl( struct fd *fd, ioctl_code_t code, struct async *async )
         }
 
         exclusive = *(int *)get_req_data();
+        if (exclusive && sock->reuseaddr)
+        {
+            set_error( STATUS_INVALID_PARAMETER );
+            return;
+        }
         sock->exclusiveaddruse = !!exclusive;
         return;
     }