diff --git a/include/netutils/netlib.h b/include/netutils/netlib.h index 155c05bd0..33ccb15b3 100644 --- a/include/netutils/netlib.h +++ b/include/netutils/netlib.h @@ -3,7 +3,7 @@ * Various non-standard APIs to support netutils. All non-standard and * intended only for internal use. * - * Copyright (C) 2007, 2009, 2011m 2015 Gregory Nutt. All rights reserved. + * Copyright (C) 2007, 2009, 2011, 2015, 2017 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Some of these APIs derive from uIP. uIP also has a BSD style license: @@ -135,6 +135,10 @@ uint8_t netlib_ipv6netmask2prefix(FAR const uint16_t *mask); void netlib_prefix2ipv6netmask(uint8_t preflen, FAR struct in6_addr *netmask); #endif +#ifdef CONFIG_NETDEV_WIRELESS_IOCTL +int netlib_setessid(FAR const char *ifname, FAR const char *essid); +#endif + #ifdef CONFIG_NET_ARP /* ARP Table Support */ diff --git a/netutils/netlib/Makefile b/netutils/netlib/Makefile index b066db72f..43ad37dd1 100644 --- a/netutils/netlib/Makefile +++ b/netutils/netlib/Makefile @@ -74,6 +74,12 @@ CSRCS += netlib_server.c netlib_listenon.c endif endif +# These require wireless IOCTL support */ + +ifeq ($(CONFIG_NETDEV_WIRELESS_IOCTL),y) +CSRCS += netlib_setessid.c +endif + # No MAC address support for SLIP (Ethernet only) ifeq ($(CONFIG_NET_ETHERNET),y) diff --git a/netutils/netlib/netlib_setessid.c b/netutils/netlib/netlib_setessid.c new file mode 100644 index 000000000..2ac7c7d92 --- /dev/null +++ b/netutils/netlib/netlib_setessid.c @@ -0,0 +1,128 @@ +/**************************************************************************** + * netutils/netlib/netlib_setessid.c + * + * Copyright (C) 2017 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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 NuttX 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 +#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0 + +#include +#include +#include +#include +#include +#include + +#include +#include + +#include + +#include "netutils/netlib.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ +/* The address family that we used to create the socket and in the IOCTL + * data really does not matter. It should, however, be valid in the current + * configuration. + */ + +#if defined(CONFIG_NET_IPv4) +# define PF_INETX PF_INET +# define AF_INETX AF_INET +#elif defined(CONFIG_NET_IPv6) +# define PF_INETX PF_INET6 +# define AF_INETX AF_INET6 +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: netlib_setessid + * + * Description: + * Set the wireless access point ESSID + * + * Parameters: + * ifname The name of the interface to use + * essid MAC address to set, size must be IFHWADDRLEN + * + * Return: + * 0 on success; -1 on failure + * + ****************************************************************************/ + +int netlib_setessid(FAR const char *ifname, FAR const char *essid) +{ + int ret = ERROR; + + if (ifname != NULL && essid != NULL) + { + /* Get a socket (only so that we get access to the INET subsystem) */ + + int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0); + if (sockfd >= 0) + { + struct iwreq req; + + /* Put the driver name into the request */ + + strncpy(req.ifrn_name, ifname, IFNAMSIZ); + + /* Put the new ESSID into the request */ + + req.u.essid.pointer = (FAR void *)essid; + req.u.essid.length = strlen(essid) + 1; + req.u.essid.flags = 1; + + /* Perform the ioctl to set the MAC address */ + + ret = ioctl(sockfd, SIOCSIWESSID, (unsigned long)&req); + close(sockfd); + } + } + + return ret; +} + +#endif /* CONFIG_NET && CONFIG_NSOCKET_DESCRIPTORS */