/**************************************************************************** * examples/udp/udp_netinit.c * * Copyright (C) 2007, 2011, 2015, 2017 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "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 * COPYRIGHT OWNER OR CONTRIBUTORS 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. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include "config.h" #include #include #include #include #include #include "netutils/netlib.h" #include "udp.h" #ifdef CONFIG_EXAMPLES_UDP_NETINIT /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #ifdef CONFIG_EXAMPLES_UDP_DEVNAME # define DEVNAME CONFIG_EXAMPLES_UDP_DEVNAME #else # define DEVNAME "eth0" #endif /**************************************************************************** * Private Data ****************************************************************************/ #if defined(CONFIG_EXAMPLES_UDP_IPv6) && !defined(CONFIG_NET_ICMPv6_AUTOCONF) /* Our host IPv6 address */ static const uint16_t g_ipv6_hostaddr[8]; /* Default routine IPv6 address */ static const uint16_t g_ipv6_draddr[8]; /* IPv6 netmask */ static const uint16_t g_ipv6_netmask[8]; #endif /* CONFIG_EXAMPLES_UDP_IPv6 && !CONFIG_NET_ICMPv6_AUTOCONF */ static bool g_initialized; /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * udp_netinit ****************************************************************************/ int udp_netinit(void) { #if defined(CONFIG_EXAMPLES_UDP_IPv6) && !defined(CONFIG_NET_ICMPv6_AUTOCONF) /* Our host IPv6 address */ g_ipv6_hostaddr[0] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_1); g_ipv6_hostaddr[1] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_2); g_ipv6_hostaddr[2] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_3); g_ipv6_hostaddr[3] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_4); g_ipv6_hostaddr[4] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_5); g_ipv6_hostaddr[5] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_6); g_ipv6_hostaddr[6] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_7); g_ipv6_hostaddr[7] = HTONS(CONFIG_EXAMPLES_UDP_IPv6ADDR_8); /* Default routine IPv6 address */ g_ipv6_draddr[0] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_1); g_ipv6_draddr[1] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_2); g_ipv6_draddr[2] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_3); g_ipv6_draddr[3] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_4); g_ipv6_draddr[4] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_5); g_ipv6_draddr[5] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_6); g_ipv6_draddr[6] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_7); g_ipv6_draddr[7] = HTONS(CONFIG_EXAMPLES_UDP_DRIPv6ADDR_8); /* IPv6 netmask */ g_ipv6_netmask[0] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_1); g_ipv6_netmask[1] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_2); g_ipv6_netmask[2] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_3); g_ipv6_netmask[3] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_4); g_ipv6_netmask[4] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_5); g_ipv6_netmask[5] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_6); g_ipv6_netmask[6] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_7); g_ipv6_netmask[7] = HTONS(CONFIG_EXAMPLES_UDP_IPv6NETMASK_8); #endif /* CONFIG_EXAMPLES_UDP_IPv6 && !CONFIG_NET_ICMPv6_AUTOCONF */ if (!g_initialized) { #ifdef CONFIG_EXAMPLES_UDP_IPv6 #ifdef CONFIG_NET_ICMPv6_AUTOCONF /* Perform ICMPv6 auto-configuration */ netlib_icmpv6_autoconfiguration(DEVNAME); #else /* CONFIG_NET_ICMPv6_AUTOCONF */ /* Set up our fixed host address */ netlib_set_ipv6addr(DEVNAME, (FAR const struct in6_addr *)g_ipv6_hostaddr); /* Set up the default router address */ netlib_set_dripv6addr(DEVNAME, (FAR const struct in6_addr *)g_ipv6_draddr); /* Setup the subnet mask */ netlib_set_ipv6netmask(DEVNAME, (FAR const struct in6_addr *)g_ipv6_netmask); #endif /* CONFIG_NET_ICMPv6_AUTOCONF */ #else /* CONFIG_EXAMPLES_UDP_IPv6 */ struct in_addr addr; /* Set up our host address */ addr.s_addr = HTONL(CONFIG_EXAMPLES_UDP_IPADDR); netlib_set_ipv4addr(DEVNAME, &addr); /* Set up the default router address */ addr.s_addr = HTONL(CONFIG_EXAMPLES_UDP_DRIPADDR); netlib_set_dripv4addr(DEVNAME, &addr); /* Setup the subnet mask */ addr.s_addr = HTONL(CONFIG_EXAMPLES_UDP_NETMASK); netlib_set_ipv4netmask(DEVNAME, &addr); #endif /* CONFIG_EXAMPLES_UDP_IPv6 */ /* New versions of netlib_set_ipvXaddr will not bring the network up, * So ensure the network is really up at this point. */ netlib_ifup(DEVNAME); g_initialized = true; } return 0; } #endif /* CONFIG_EXAMPLES_UDP_NETINIT */