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150 lines
5.0 KiB
150 lines
5.0 KiB
/**************************************************************************** |
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* examples/wget/target.c |
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* |
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* Copyright (C) 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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* 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 |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name Gregory Nutt nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* 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 <stdint.h> |
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#include <unistd.h> |
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#include <netinet/in.h> |
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#include <arpa/inet.h> |
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#include <net/if.h> |
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#include <nuttx/net/uip/uip.h> |
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#include <apps/netutils/uiplib.h> |
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#include <apps/netutils/resolv.h> |
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#include <apps/netutils/webclient.h> |
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/**************************************************************************** |
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* Preprocessor Definitions |
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****************************************************************************/ |
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/* Configuation Checks ******************************************************/ |
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/* BEWARE: |
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* There are other configuration settings needed in netutitls/wget/wgetc.s, |
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* but there are default values for those so we cannot check them here. |
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*/ |
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#ifndef CONFIG_EXAMPLE_WGET_IPADDR |
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# error "You must define CONFIG_EXAMPLE_WGET_IPADDR" |
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#endif |
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#ifndef CONFIG_EXAMPLE_WGET_DRIPADDR |
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# error "You must define CONFIG_EXAMPLE_WGET_DRIPADDR" |
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#endif |
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#ifndef CONFIG_EXAMPLE_WGET_NETMASK |
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# error "You must define CONFIG_EXAMPLE_WGET_NETMASK" |
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#endif |
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#ifndef CONFIG_NET |
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# error "You must define CONFIG_NET" |
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#endif |
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#ifndef CONFIG_NET_TCP |
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# error "You must define CONFIG_NET_TCP" |
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#endif |
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/**************************************************************************** |
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* Private Data |
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****************************************************************************/ |
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static char g_iobuffer[512]; |
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/**************************************************************************** |
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* Private Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Name: callback |
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****************************************************************************/ |
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static void callback(FAR char **buffer, int offset, int datend, |
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FAR int *buflen, FAR void *arg) |
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{ |
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(void)write(1, &((*buffer)[offset]), datend - offset); |
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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_WGET_NOMAC) |
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uint8_t mac[IFHWADDRLEN]; |
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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_WGET_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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addr.s_addr = HTONL(CONFIG_EXAMPLE_WGET_IPADDR); |
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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_WGET_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_WGET_NETMASK); |
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uip_setnetmask("eth0", &addr); |
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/* Then start the server */ |
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wget(CONFIG_EXAMPLE_WGET_URL, g_iobuffer, 512, callback, NULL); |
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return 0; |
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}
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