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Diffstat (limited to 'sysdeps/unix/sysv/linux/ifreq.h')
-rw-r--r--sysdeps/unix/sysv/linux/ifreq.h74
1 files changed, 2 insertions, 72 deletions
diff --git a/sysdeps/unix/sysv/linux/ifreq.h b/sysdeps/unix/sysv/linux/ifreq.h
index f498e5c32a..9e4f6622e9 100644
--- a/sysdeps/unix/sysv/linux/ifreq.h
+++ b/sysdeps/unix/sysv/linux/ifreq.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>.
 
@@ -33,77 +33,7 @@ static int old_siocgifconf;
 #endif
 
 
-static inline void
-__ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd)
-{
-  int fd = sockfd;
-  struct ifconf ifc;
-  int rq_len;
-  int nifs;
-# define RQ_IFS	4
-
-  if (fd < 0)
-    fd = __opensock ();
-  if (fd < 0)
-    {
-      *num_ifs = 0;
-      *ifreqs = NULL;
-      return;
-    }
-
-  ifc.ifc_buf = NULL;
-
-  /* We may be able to get the needed buffer size directly, rather than
-     guessing.  */
-  if (! old_siocgifconf)
-    {
-      ifc.ifc_buf = NULL;
-      ifc.ifc_len = 0;
-      if (__ioctl (fd, SIOCGIFCONF, &ifc) < 0 || ifc.ifc_len == 0)
-	{
-# if __ASSUME_SIOCGIFNAME == 0
-	  old_siocgifconf = 1;
-# endif
-	  rq_len = RQ_IFS * sizeof (struct ifreq);
-	}
-      else
-	rq_len = ifc.ifc_len;
-    }
-  else
-    rq_len = RQ_IFS * sizeof (struct ifreq);
-
-  /* Read all the interfaces out of the kernel.  */
-  while (1)
-    {
-      ifc.ifc_len = rq_len;
-      ifc.ifc_buf = realloc (ifc.ifc_buf, ifc.ifc_len);
-      if (ifc.ifc_buf == NULL || __ioctl (fd, SIOCGIFCONF, &ifc) < 0)
-	{
-	  if (ifc.ifc_buf)
-	    free (ifc.ifc_buf);
-
-	  if (fd != sockfd)
-	    __close (fd);
-
-	  *num_ifs = 0;
-	  *ifreqs = NULL;
-	  return;
-	}
-
-      if (!old_siocgifconf || ifc.ifc_len < rq_len)
-	break;
-
-      rq_len *= 2;
-    }
-
-  nifs = ifc.ifc_len / sizeof (struct ifreq);
-
-  if (fd != sockfd)
-    __close (fd);
-
-  *num_ifs = nifs;
-  *ifreqs = realloc (ifc.ifc_buf, nifs * sizeof (struct ifreq));
-}
+extern void __ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd);
 
 static inline struct ifreq *
 __if_nextreq (struct ifreq *ifr)