220653f21c
Author: anchao <anchao@pinecone.net>
apps/, most main() function: Correct CONFIG_BUILD_LOADABLE usage
Loadable apps/: Correct loadable symbol table generate
apps/system/ubloxmodem: Fix build break
apps/examples/ostest: start restart/waitpid/user test from main loop
apps/nshlib: Expand reboot and poweroff commands to include a second, optional mode argument
Author: Gregory Nutt <gnutt@nuttx.org>
An attempt to fix build issues. Does not work.
apps/examples/ostest: Fix some inappropriate renaming of static functions introduced with recent patches.
apps/builtin/exec_builtin.c: Fix a error introduced by recent comments. Found in build testing.
Author: anchao <anchao@pinecone.net>
apps/builtin/exec_builtin.c: Try posix_spawn if builtin apps do not have have an entry point.
apps/Application.mk: introduce MODULE config to simplify tristate(m)
apps/nsh: Change the nuttx shell module type to tristate
apps: Add loadable application support
script/mksymtab: Generate symbol table name by default
apps/builtin: Allow loadable applications can register with apps/builtin.
139 lines
4.3 KiB
C
139 lines
4.3 KiB
C
/****************************************************************************
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* system/dhcpc/renew_main.c
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*
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* Copyright (C) 2017 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 NuttX 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 <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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#ifdef CONFIG_BUILD_LOADABLE
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int main(int argc, FAR char *argv[])
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#else
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int renew_main(int argc, char *argv[])
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#endif
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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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(void)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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