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quagga 1.0.20160315

    1: /*
    2:   PIM for Quagga
    3:   Copyright (C) 2008  Everton da Silva Marques
    4: 
    5:   This program is free software; you can redistribute it and/or modify
    6:   it under the terms of the GNU General Public License as published by
    7:   the Free Software Foundation; either version 2 of the License, or
    8:   (at your option) any later version.
    9: 
   10:   This program is distributed in the hope that it will be useful, but
   11:   WITHOUT ANY WARRANTY; without even the implied warranty of
   12:   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   13:   General Public License for more details.
   14:   
   15:   You should have received a copy of the GNU General Public License
   16:   along with this program; see the file COPYING; if not, write to the
   17:   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
   18:   MA 02110-1301 USA
   19:   
   20:   $QuaggaId: $Format:%an, %ai, %h$ $
   21: */
   22: 
   23: #include <zebra.h>
   24: 
   25: #include <stdio.h>
   26: #include <errno.h>
   27: #include <string.h>
   28: 
   29: #include "log.h"
   30: 
   31: #include "pim_str.h"
   32: 
   33: void pim_inet4_dump(const char *onfail, struct in_addr addr, char *buf, int buf_size)
   34: {
   35:   int save_errno = errno;
   36: 
   37:   if (!inet_ntop(AF_INET, &addr, buf, buf_size)) {
   38:     int e = errno;
   39:     zlog_warn("pim_inet4_dump: inet_ntop(AF_INET,buf_size=%d): errno=%d: %s",
   40: 	      buf_size, e, safe_strerror(e));
   41:     if (onfail)
   42:       snprintf(buf, buf_size, "%s", onfail);
   43:   }
   44: 
   45:   errno = save_errno;
   46: }