forked from Archive/PX4-Autopilot
208 lines
5.9 KiB
C
208 lines
5.9 KiB
C
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/****************************************************************************
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* examples/uip/main.c
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*
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* Copyright (C) 2007, 2009-2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Based on uIP which also has a BSD style license:
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*
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* Copyright (c) 2001, Adam Dunkels.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Adam Dunkels.
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* 4. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/ioctl.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <time.h>
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#include <debug.h>
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#include <net/if.h>
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#include <net/uip/uip.h>
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#include <net/uip/uip-arp.h>
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#include <apps/netutils/uiplib.h>
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#ifdef CONFIG_EXAMPLE_UIP_DHCPC
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#include <arpa/inet.h>
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#endif
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/* Here we include the header file for the application(s) we use in
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* our project as defined in the config/<board-name>/defconfig file
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*/
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/* DHCPC may be used in conjunction with any other feature (or not) */
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#ifdef CONFIG_EXAMPLE_UIP_DHCPC
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# include <apps/netutils/resolv.h>
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# include <apps/netutils/dhcpc.h>
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#endif
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/* Include uIP webserver definitions */
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#include <apps/netutils/httpd.h>
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/****************************************************************************
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* Definitions
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****************************************************************************/
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#ifdef CONFIG_CPP_HAVE_VARARGS
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# ifdef CONFIG_DEBUG
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# define message(...) lib_lowprintf(__VA_ARGS__)
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# else
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# define message(...) printf(__VA_ARGS__)
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# endif
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#else
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# ifdef CONFIG_DEBUG
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# define message lib_lowprintf
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# else
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# define message (void)
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# endif
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* user_start
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****************************************************************************/
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int user_start(int argc, char *argv[])
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{
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struct in_addr addr;
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#if defined(CONFIG_EXAMPLE_UIP_DHCPC) || defined(CONFIG_EXAMPLE_UIP_NOMAC)
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uint8_t mac[IFHWADDRLEN];
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#endif
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#ifdef CONFIG_EXAMPLE_UIP_DHCPC
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void *handle;
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#endif
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/* Many embedded network interfaces must have a software assigned MAC */
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#ifdef CONFIG_EXAMPLE_UIP_NOMAC
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mac[0] = 0x00;
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mac[1] = 0xe0;
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mac[2] = 0xb0;
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mac[3] = 0x0b;
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mac[4] = 0xba;
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mac[5] = 0xbe;
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uip_setmacaddr("eth0", mac);
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#endif
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/* Set up our host address */
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#ifdef CONFIG_EXAMPLE_UIP_DHCPC
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addr.s_addr = 0;
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#else
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addr.s_addr = HTONL(CONFIG_EXAMPLE_UIP_IPADDR);
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#endif
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uip_sethostaddr("eth0", &addr);
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/* Set up the default router address */
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addr.s_addr = HTONL(CONFIG_EXAMPLE_UIP_DRIPADDR);
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uip_setdraddr("eth0", &addr);
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/* Setup the subnet mask */
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addr.s_addr = HTONL(CONFIG_EXAMPLE_UIP_NETMASK);
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uip_setnetmask("eth0", &addr);
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#ifdef CONFIG_EXAMPLE_UIP_DHCPC
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/* Set up the resolver */
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resolv_init();
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/* Get the MAC address of the NIC */
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uip_getmacaddr("eth0", mac);
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/* Set up the DHCPC modules */
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handle = dhcpc_open(&mac, IFHWADDRLEN);
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/* Get an IP address. Note: there is no logic here for renewing the address in this
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* example. The address should be renewed in ds.lease_time/2 seconds.
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*/
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printf("Getting IP address\n");
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if (handle)
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{
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struct dhcpc_state ds;
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(void)dhcpc_request(handle, &ds);
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uip_sethostaddr("eth1", &ds.ipaddr);
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if (ds.netmask.s_addr != 0)
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{
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uip_setnetmask("eth0", &ds.netmask);
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}
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if (ds.default_router.s_addr != 0)
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{
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uip_setdraddr("eth0", &ds.default_router);
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}
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if (ds.dnsaddr.s_addr != 0)
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{
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resolv_conf(&ds.dnsaddr);
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}
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dhcpc_close(handle);
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printf("IP: %s\n", inet_ntoa(ds.ipaddr));
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}
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#endif
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#ifdef CONFIG_NET_TCP
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printf("Starting webserver\n");
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httpd_init();
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httpd_listen();
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#endif
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while(1)
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{
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sleep(3);
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printf("main: Still running\n");
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#if CONFIG_NFILE_DESCRIPTORS > 0
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fflush(stdout);
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#endif
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}
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return 0;
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}
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