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+/*
+ * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
+ * OF SUCH DAMAGE.
+ *
+ * This file is part of the lwIP TCP/IP stack.
+ *
+ * Author: Simon Goldschmidt
+ *
+ */
+#ifndef LWIP_HDR_LWIPOPTS_H__
+#define LWIP_HDR_LWIPOPTS_H__
+
+/* Prevent having to link sys_arch.c (we don't test the API layers in unit tests) */
+#define NO_SYS 0
+#define LWIP_NETCONN 1
+#define LWIP_SOCKET 1
+#define LWIP_DNS 1
+
+#define LWIP_IPV6 1
+#define LWIP_IPV4 1
+
+#define LWIP_ETHERNET 1
+#define LWIP_NETIF_API 1
+/* Enable DHCP to test it, disable UDP checksum to easier inject packets */
+#define LWIP_DHCP 1
+#define LWIP_TIMEVAL_PRIVATE 0
+#define LWIP_POSIX_SOCKETS_IO_NAMES 0
+
+/* Minimal changes to opt.h required for tcp unit tests: */
+#define MEM_SIZE 16000
+#define TCP_SND_QUEUELEN 40
+#define MEMP_NUM_TCP_SEG TCP_SND_QUEUELEN
+#define TCP_SND_BUF (12 * TCP_MSS)
+#define TCP_WND (10 * TCP_MSS)
+#define LWIP_WND_SCALE 1
+#define TCP_RCV_SCALE 0
+#define PBUF_POOL_SIZE 400 // pbuf tests need ~200KByte
+
+/* Minimal changes to opt.h required for etharp unit tests: */
+#define ETHARP_SUPPORT_STATIC_ENTRIES 1
+
+#endif /* LWIP_HDR_LWIPOPTS_H__ */