857158451b
1.Remove void cast for function because many place ignore the returned value witout cast 2.Replace void cast for variable with UNUSED macro Change-Id: Ie644129a563244a6397036789c4c3ea83c4e9b09 Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
154 lines
5.1 KiB
C
154 lines
5.1 KiB
C
/****************************************************************************
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* examples/wget/wget_main.c
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*
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* Copyright (C) 2009, 2011, 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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 "netutils/netlib.h"
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#include "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_EXAMPLES_WGET_IPADDR
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# error "You must define CONFIG_EXAMPLES_WGET_IPADDR"
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#endif
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#ifndef CONFIG_EXAMPLES_WGET_DRIPADDR
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# error "You must define CONFIG_EXAMPLES_WGET_DRIPADDR"
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#endif
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#ifndef CONFIG_EXAMPLES_WGET_NETMASK
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# error "You must define CONFIG_EXAMPLES_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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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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* Name: wget_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct in_addr addr;
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#if defined(CONFIG_EXAMPLES_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_EXAMPLES_WGET_NOMAC
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mac[0] = 0x00;
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mac[1] = 0xe0;
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mac[2] = 0xde;
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mac[3] = 0xad;
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mac[4] = 0xbe;
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mac[5] = 0xef;
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netlib_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_EXAMPLES_WGET_IPADDR);
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netlib_set_ipv4addr("eth0", &addr);
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/* Set up the default router address */
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addr.s_addr = HTONL(CONFIG_EXAMPLES_WGET_DRIPADDR);
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netlib_set_dripv4addr("eth0", &addr);
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/* Setup the subnet mask */
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addr.s_addr = HTONL(CONFIG_EXAMPLES_WGET_NETMASK);
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netlib_set_ipv4netmask("eth0", &addr);
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/* New versions of netlib_set_ipvXaddr will not bring the network up,
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* So ensure the network is really up at this point.
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*/
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netlib_ifup("eth0");
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/* Then start the server */
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wget(CONFIG_EXAMPLES_WGET_URL, g_iobuffer, 512, callback, NULL);
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return 0;
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}
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