You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
130 lines
4.2 KiB
130 lines
4.2 KiB
/**************************************************************************** |
|
* examples/dhcpd/target.c |
|
* |
|
* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. |
|
* Author: Gregory Nutt <gnutt@nuttx.org> |
|
* |
|
* 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 Gregory Nutt 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 <nuttx/config.h> |
|
|
|
#include <stdint.h> |
|
#include <netinet/in.h> |
|
#include <arpa/inet.h> |
|
#include <net/if.h> |
|
|
|
#include <apps/netutils/uiplib.h> |
|
#include <apps/netutils/dhcpd.h> |
|
|
|
/**************************************************************************** |
|
* Preprocessor Definitions |
|
****************************************************************************/ |
|
|
|
/* Configuation Checkes *****************************************************/ |
|
/* BEWARE: |
|
* There are other configuration settings needed in netutils/dhcpd/dhcpdc.c, |
|
* but there are default values for those so we cannot check them here. |
|
*/ |
|
|
|
#ifndef CONFIG_EXAMPLES_DHCPD_IPADDR |
|
# error "You must define CONFIG_EXAMPLES_DHCPD_IPADDR" |
|
#endif |
|
|
|
#ifndef CONFIG_EXAMPLES_DHCPD_DRIPADDR |
|
# error "You must define CONFIG_EXAMPLES_DHCPD_DRIPADDR" |
|
#endif |
|
|
|
#ifndef CONFIG_EXAMPLES_DHCPD_NETMASK |
|
# error "You must define CONFIG_EXAMPLES_DHCPD_NETMASK" |
|
#endif |
|
|
|
#ifndef CONFIG_NET |
|
# error "You must define CONFIG_NET" |
|
#endif |
|
|
|
#ifndef CONFIG_NET_UDP |
|
# error "You must define CONFIG_NET_UDP" |
|
#endif |
|
|
|
#ifndef CONFIG_NET_BROADCAST |
|
# error "You must define CONFIG_NET_BROADCAST" |
|
#endif |
|
|
|
/**************************************************************************** |
|
* Private Data |
|
****************************************************************************/ |
|
|
|
/**************************************************************************** |
|
* Name: dhcpd_main |
|
****************************************************************************/ |
|
|
|
int dhcpd_main(int argc, char *argv[]) |
|
{ |
|
struct in_addr addr; |
|
#if defined(CONFIG_EXAMPLES_DHCPD_NOMAC) |
|
uint8_t mac[IFHWADDRLEN]; |
|
#endif |
|
|
|
/* Many embedded network interfaces must have a software assigned MAC */ |
|
|
|
#ifdef CONFIG_EXAMPLES_DHCPD_NOMAC |
|
mac[0] = 0x00; |
|
mac[1] = 0xe0; |
|
mac[2] = 0xde; |
|
mac[3] = 0xad; |
|
mac[4] = 0xbe; |
|
mac[5] = 0xef; |
|
uip_setmacaddr("eth0", mac); |
|
#endif |
|
|
|
/* Set up our host address */ |
|
|
|
addr.s_addr = HTONL(CONFIG_EXAMPLES_DHCPD_IPADDR); |
|
uip_sethostaddr("eth0", &addr); |
|
|
|
/* Set up the default router address */ |
|
|
|
addr.s_addr = HTONL(CONFIG_EXAMPLES_DHCPD_DRIPADDR); |
|
uip_setdraddr("eth0", &addr); |
|
|
|
/* Setup the subnet mask */ |
|
|
|
addr.s_addr = HTONL(CONFIG_EXAMPLES_DHCPD_NETMASK); |
|
uip_setnetmask("eth0", &addr); |
|
|
|
/* Then start the server */ |
|
|
|
dhcpd_run(); |
|
return 0; |
|
}
|
|
|