// Copyright (c) 2012 by István Váradi

// This file is part of JSProg, a joystick programming utility

// 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, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

//------------------------------------------------------------------------------

#include "INotify.h"

//------------------------------------------------------------------------------

using std::string;

//------------------------------------------------------------------------------

bool INotify::getEvent(int& wd, uint32_t& mask, uint32_t& cookie,
                       string& name)
{
    if (offset>=length) {
        ssize_t result = read(buffer, bufferSize);
        if (result<=0) {
            return false;
        }
        offset = 0;
        length = result;
    }

    inotify_event* event = reinterpret_cast<inotify_event*>(buffer + offset);
    offset += sizeof(inotify_event);

    wd = event->wd;
    mask = event->mask;
    cookie = event->cookie;

    if (event->len>0) {
        name = buffer + offset;
        offset += event->len;
    } else {
        name = "";
    }

    return true;
}

//------------------------------------------------------------------------------

// Local Variables:
// mode: C++
// c-basic-offset: 4
// indent-tabs-mode: nil
// End:
