/* GNU Mailutils -- a suite of utilities for electronic mail
   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; 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 <mailutils/error.h>
#include <mailutils/sys/mbox.h>

int
mbox_get_uid (mbox_t mbox, unsigned int msgno, unsigned long *puid)
{

  mbox_debug_print (mbox, "get_uid(%u)", msgno);

  if (mbox == NULL || msgno == 0 || puid == NULL)
    return MU_ERROR_INVALID_PARAMETER;

  if (msgno > mbox->messages_count)
    return MU_ERROR_INVALID_PARAMETER;

  msgno--;

  *puid = mbox->umessages[msgno]->uid;
  return 0;
}