lib/space/netmasks/slurp.cc

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//
// nis-util - NIS Administration Utilities
// Copyright (C) 2002, 2008, 2009, 2011, 2012 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at
// your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//

#include <lib/space/netmasks/slurp.h>
#include <lib/net_utils.h>


space_netmasks_slurp::~space_netmasks_slurp()
{
}


space_netmasks_slurp::space_netmasks_slurp(const rcstring &a_filename) :
    space_netmasks(a_filename)
{
}


space_netmasks_slurp::pointer
space_netmasks_slurp::create(const rcstring &a_filename)
{
    return pointer(new space_netmasks_slurp(a_filename));
}


void
space_netmasks_slurp::process(const record::pointer &rp)
{
    by_addr_t::iterator bat = by_addr.find(rp->get_number());
    if (bat != by_addr.end())
    {
        error
        (
            rp->get_source_location(),
            "duplicate %s network number...",
            rp->get_number().quote_c().c_str()
        );
        error
        (
            bat->second->get_source_location(),
            "... here is the first %s network number",
            bat->second->get_number().quote_c().c_str()
        );
    }
    else
    {
        assert(rp->get_number() == canonical_network_address(rp->get_number()));
        by_addr.insert(by_addr_t::value_type(rp->get_number(), rp));
    }
}


void
space_netmasks_slurp::read_and_process(void)
{
    for (;;)
    {
        record::pointer rp = get();
        if (!rp)
            break;
        process(rp);
    }
    close();
}


space_netmasks::record::pointer
space_netmasks_slurp::query_by_address(const rcstring &addr)
    const
{
    by_addr_t::const_iterator it = by_addr.find(addr);
    if (it != by_addr.end())
        return it->second;

    // let's assume they didn't use canonical form
    rcstring addr2 = canonical_network_address(addr);
    if (addr2 != addr)
    {
        it = by_addr.find(addr2);
        if (it != by_addr.end())
            return it->second;
    }

    // nada
    return record::pointer();
}


// vim: set ts=8 sw=4 et :