source: source/ariba/communication/networkinfo/AddressInformation.cpp@ 5554

// [License]

// The Ariba-Underlay Copyright

//

// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

//

// Institute of Telematics

// UniversitÀt Karlsruhe (TH)

// Zirkel 2, 76128 Karlsruhe

// Germany

//

// 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.

//

// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``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 ARIBA PROJECT 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.

//

// The views and conclusions contained in the software and documentation

// are those of the authors and should not be interpreted as representing

// official policies, either expressed or implied, of the Institute of

// Telematics.

// [License]



#include "AddressInformation.h"



#include <ifaddrs.h>



#include <boost/asio/ip/address.hpp>

#include <boost/asio/ip/address_v4.hpp>



namespace ariba {

namespace communication {



using namespace ariba::addressing;



AddressInformation::AddressInformation(){

}



AddressInformation::~AddressInformation(){

}



AddressList AddressInformation::getAddresses(const NetworkInterface& interface){



        AddressList retlist;



        // gather transport addresses

        struct ifaddrs* ifap;

        getifaddrs( &ifap );



        for( struct ifaddrs* p = ifap; p != NULL; p=p->ifa_next ){



                // no name set? ->continue

                if( interface.name.compare(string(p->ifa_name)) != 0 ) continue;



                // handle IPv4 entry

                struct sockaddr* addr = p->ifa_addr;

                if( addr->sa_family == AF_INET ) {

                        // get address

                        const struct sockaddr_in& ipv4 = (const struct sockaddr_in&)*addr;

                        boost::asio::ip::address_v4::bytes_type bytes;

                        for( int i=0; i<4; i++ )

                                bytes[i] = (ipv4.sin_addr.s_addr >> (24-i*8)) & 0xff;



                        // add ipv4 address

                        boost::asio::ip::address boost_addr = boost::asio::ip::address_v4( bytes );

                        retlist.push_back( vcapsule<address_v>( ip_address(boost_addr) ) );

                }

        }



        freeifaddrs( ifap );



        return retlist;

}



}} // namespace ariba, communication