creator-utils.h

Go to the documentation of this file.

/*
 * Copyright (c) University of Washington
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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
 */
 
#ifndef CREATOR_UTILS_H
#define CREATOR_UTILS_H
 
#include <cstring>
#include <errno.h>
#include <iomanip>
#include <iostream>
#include <sstream>
#include <stdlib.h>
#include <string>
#include <sys/socket.h>
#include <unistd.h>
 
namespace ns3
{
 
extern bool gVerbose;
 
#define LOG(msg)                                                                                   \
    if (gVerbose)                                                                                  \
    {                                                                                              \
        std::cout << __FUNCTION__ << "(): " << msg << std::endl;                                   \
    }
 
#define ABORT(msg, printErrno)                                                                     \
    std::cout << __FILE__ << ": fatal error at line " << __LINE__ << ": " << __FUNCTION__          \
              << "(): " << msg << std::endl;                                                       \
    if (printErrno)                                                                                \
    {                                                                                              \
        std::cout << "    errno = " << errno << " (" << strerror(errno) << ")" << std::endl;       \
    }                                                                                              \
    exit(-1);
 
#define ABORT_IF(cond, msg, printErrno)                                                            \
    if (cond)                                                                                      \
    {                                                                                              \
        ABORT(msg, printErrno);                                                                    \
    }
 
/**
 * \ingroup fd-net-device
 * \brief Send the file descriptor back to the code that invoked the creation.
 *
 * \param path The socket address information from the Unix socket we use
 * to send the created socket back to.
 * \param fd The file descriptor we're going to send.
 * \param magic_number A verification number to verify the caller is talking to the
 * right process.
 */
void SendSocket(const char* path, int fd, const int magic_number);
 
} // namespace ns3
 
#endif /* CREATOR_UTILS_DEVICE_H */