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59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
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///*! \file io_utils.c
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// * \brief Module that contains various IO utilities
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// *
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// * \copyright Copyright 2011-2012 FlexRadio Systems. All Rights Reserved.
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// * Unauthorized use, duplication or distribution of this software is
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// * strictly prohibited by law.
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// *
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// * \date 9-NOV-2011
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// * \author Terry Gerdes, AB5K
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// * \author Stephen Hicks, N5AC
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// */
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/* *****************************************************************************
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*
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* Copyright (C) 2014 FlexRadio Systems.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Contact Information:
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* email: gpl<at>flexradiosystems.com
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* Mail: FlexRadio Systems, Suite 1-150, 4616 W. Howard LN, Austin, TX 78728
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*
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* ************************************************************************** */
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#include <stdio.h>
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#include <sys/types.h>
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#include <ifaddrs.h>
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#include <netinet/in.h>
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#include <string.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#include "common.h"
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uint32 net_get_ip()
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{
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struct ifaddrs* ifAddrStruct = NULL;
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struct ifaddrs* ifa = NULL;
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uint32 ip = 0;
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getifaddrs(&ifAddrStruct);
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ifa = ifAddrStruct->ifa_next->ifa_next->ifa_next->ifa_next; // skip to 4th interface
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ip = ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr;
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freeifaddrs(ifAddrStruct);
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return ip;
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}
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