pimd/pim_str.c

   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 along
  16  * with this program; see the file COPYING; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  18  */
  19
  20 #include <zebra.h>
  21
  22 #include <stdio.h>
  23 #include <errno.h>
  24 #include <string.h>
  25
  26 #include "log.h"
  27
  28 #include "pim_str.h"
  29
  30 void pim_addr_dump(const char *onfail, struct prefix *p, char *buf,
  31                    int buf_size)
  32 {
  33         int save_errno = errno;
  34
  35         if (!inet_ntop(p->family, &p->u.prefix, buf, buf_size)) {
  36                 zlog_warn("pim_addr_dump: inet_ntop(buf_size=%d): errno=%d: %s",
  37                           buf_size, errno, safe_strerror(errno));
  38                 if (onfail)
  39                         snprintf(buf, buf_size, "%s", onfail);
  40         }
  41
  42         errno = save_errno;
  43 }
  44
  45 char *pim_str_sg_dump(const struct prefix_sg *sg)
  46 {
  47         static char sg_str[PIM_SG_LEN];
  48
  49         pim_str_sg_set(sg, sg_str);
  50
  51         return sg_str;
  52 }
  53