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/*

 *  IMFS_readlink

 *

 *  The following rouine puts the symblic links destination name into

 *  buff.

 *

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: imfs_readlink.c,v 1.2 2001-09-27 12:01:15 chris Exp $

 */

#include <errno.h>

#include "imfs.h"

#include "libio_.h"

int IMFS_readlink(

  rtems_filesystem_location_info_t  *loc,

 char                               *buf,         /* OUT */

 size_t                             bufsize

)

{

  IMFS_jnode_t      *node;

  int                i;

  node = loc->node_access;

  if ( node->type != IMFS_SYM_LINK )

    set_errno_and_return_minus_one( EINVAL );

  for( i=0; ((i<bufsize) && (node->info.sym_link.name[i] != '\0')); i++ )

    buf[i] = node->info.sym_link.name[i];

  return i;

}