aa581fe5ce
fixes for errors reported by the nxstyle tool Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/****************************************************************************
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* apps/system/dhcpc/renew_main.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <stdlib.h>
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#include <stdio.h>
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#include <net/if.h>
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#include "netutils/netlib.h"
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#include "netutils/dhcpc.h"
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* dhcpc_showusage
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****************************************************************************/
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static void dhcpc_showusage(FAR const char *progname, int exitcode)
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{
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fprintf(stderr, "Usage: %s <device-name>\n", progname);
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exit(exitcode);
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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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* renew_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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FAR const char *devname;
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FAR void *handle;
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uint8_t mac[IFHWADDRLEN];
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struct dhcpc_state ds;
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int ret;
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/* One and only one argument is expected: The network device name. */
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if (argc != 2)
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{
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fprintf(stderr, "ERROR: Invalid number of arguments\n");
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dhcpc_showusage(argv[0], EXIT_FAILURE);
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}
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devname = argv[1];
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/* Get the MAC address of the NIC */
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netlib_getmacaddr(devname, mac);
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/* Set up the DHCPC modules */
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handle = dhcpc_open(devname, &mac, IFHWADDRLEN);
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if (handle == NULL)
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{
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fprintf(stderr, "ERROR: dhcpc_open() for '%s' failed\n", devname);
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return EXIT_FAILURE;
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}
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/* Get an IP address. */
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ret = dhcpc_request(handle, &ds);
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if (ret < 0)
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{
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dhcpc_close(handle);
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fprintf(stderr, "ERROR: dhcpc_request() failed\n");
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return EXIT_FAILURE;
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}
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/* Save the addresses that we obtained. */
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netlib_set_ipv4addr(devname, &ds.ipaddr);
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if (ds.netmask.s_addr != 0)
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{
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netlib_set_ipv4netmask(devname, &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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netlib_set_dripv4addr(devname, &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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netlib_set_ipv4dnsaddr(&ds.dnsaddr);
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}
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dhcpc_close(handle);
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return EXIT_SUCCESS;
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}
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