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@@ -287,6 +287,12 @@
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#define DEFAULT_UDP_RECVMBOX_SIZE 1
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/* ---------- RAW options ---------- */
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+#ifdef RT_LWIP_RAW
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+#define LWIP_RAW 1
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+#else
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+#define LWIP_RAW 0
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+#endif
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+
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#define DEFAULT_RAW_RECVMBOX_SIZE 1
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#define DEFAULT_ACCEPTMBOX_SIZE 10
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@@ -348,9 +354,30 @@
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#endif /* PPP_SUPPORT */
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-/* no read/write/close for socket */
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-#define LWIP_POSIX_SOCKETS_IO_NAMES 0
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-#define LWIP_NETIF_API 1
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+/**
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+ * LWIP_POSIX_SOCKETS_IO_NAMES==1: Enable POSIX-style sockets functions names.
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+ * Disable this option if you use a POSIX operating system that uses the same
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+ * names (read, write & close). (only used if you use sockets.c)
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+ */
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+#ifndef LWIP_POSIX_SOCKETS_IO_NAMES
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+#define LWIP_POSIX_SOCKETS_IO_NAMES 0
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+#endif
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+
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+/**
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+ * LWIP_TCP_KEEPALIVE==1: Enable TCP_KEEPIDLE, TCP_KEEPINTVL and TCP_KEEPCNT
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+ * options processing. Note that TCP_KEEPIDLE and TCP_KEEPINTVL have to be set
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+ * in seconds. (does not require sockets.c, and will affect tcp.c)
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+ */
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+#ifndef LWIP_TCP_KEEPALIVE
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+#define LWIP_TCP_KEEPALIVE 1
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+#endif
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+
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+/**
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+ * LWIP_NETIF_API==1: Support netif api (in netifapi.c)
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+ */
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+#ifndef LWIP_NETIF_API
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+#define LWIP_NETIF_API 1
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+#endif
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/* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts. */
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#define MEMP_NUM_SYS_TIMEOUT (LWIP_TCP + IP_REASSEMBLY + LWIP_ARP + (2*LWIP_DHCP) + LWIP_AUTOIP + LWIP_IGMP + LWIP_DNS + PPP_SUPPORT)
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