// $Id: syscall_getvhiname-v13.hc 2242 2006-01-04 12:29:15Z ensc $    --*- c -*--

// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
//  
// 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; version 2 of the License.
//  
// 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.


#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <string.h>

  // HACK: workaround naming changes instead of defining yet another interface
  // version
#if !defined(VCMD_get_vhi_name) && defined(VCMD_vx_get_vhi_name)
#  define VCMD_get_vhi_name	VCMD_vx_get_vhi_name
#  define vcmd_vhi_name_v0	vcmd_vxi_vhi_name_v0
#endif


static inline ALWAYSINLINE int
vc_get_vhi_name_v13(xid_t xid, vc_uts_type type, char *val, size_t len)
{
  struct vcmd_vhi_name_v0	cmd;
  int				rc;
  size_t			l = sizeof(cmd.name);

  cmd.field = VHI_USER2KERNEL(type);
  rc = vserver(VCMD_get_vhi_name, CTX_USER2KERNEL(xid), &cmd);
  ENSC_FIX_IOCTL(rc);
  if (rc==-1) return -1;

  l = l>len ? len : l;
  strncpy(val, cmd.name, l);
    /* DO NOT terminate 'val' with '\0' explicitly */
  return 0;
}