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// -*- C++ -*-

// Copyright (C) 2005 Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library 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; either version 2, 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 General Public License for more details.

// You should have received a copy of the GNU General Public License along

// with this library; see the file COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// As a special exception, you may use this file as part of a free software

// library without restriction.  Specifically, if other files instantiate

// templates or use macros or inline functions from this file, or you compile

// this file and link it with other files to produce an executable, this

// file does not by itself cause the resulting executable to be covered by

// the GNU General Public License.  This exception does not however

// invalidate any other reasons why the executable file might be covered by

// the GNU General Public License.

// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.

// Permission to use, copy, modify, sell, and distribute this software

// is hereby granted without fee, provided that the above copyright

// notice appears in all copies, and that both that copyright notice and

// this permission notice appear in supporting documentation. None of

// the above authors, nor IBM Haifa Research Laboratories, make any

// representation about the suitability of this software for any

// purpose. It is provided "as is" without express or implied warranty.

/**

 * @file iterator_fn_imps.hpp

 * Contains implementations of gp_ht_map_'s iterators related functions, e.g.,

 *      begin().

 */

PB_ASSOC_CLASS_T_DEC

typename PB_ASSOC_CLASS_C_DEC::iterator

PB_ASSOC_CLASS_C_DEC::s_end_it;

PB_ASSOC_CLASS_T_DEC

typename PB_ASSOC_CLASS_C_DEC::const_iterator

PB_ASSOC_CLASS_C_DEC::s_const_end_it;

PB_ASSOC_CLASS_T_DEC

inline typename PB_ASSOC_CLASS_C_DEC::iterator

PB_ASSOC_CLASS_C_DEC::

begin()

{

  pointer p_value;

  size_type pos;

  get_start_it_state(p_value, pos);

  return (iterator(p_value, pos, this));

}

PB_ASSOC_CLASS_T_DEC

inline typename PB_ASSOC_CLASS_C_DEC::iterator

PB_ASSOC_CLASS_C_DEC::

end()

{

  return (s_end_it);

}

PB_ASSOC_CLASS_T_DEC

inline typename PB_ASSOC_CLASS_C_DEC::const_iterator

PB_ASSOC_CLASS_C_DEC::

begin() const

{

  const_pointer p_value;

  size_type pos;

  get_start_it_state(p_value, pos);

  return (const_iterator(p_value, pos, this));

}

PB_ASSOC_CLASS_T_DEC

inline typename PB_ASSOC_CLASS_C_DEC::const_iterator

PB_ASSOC_CLASS_C_DEC::

end() const

{

  return (s_const_end_it);

}

#ifdef PB_ASSOC_DATA_TRUE_INDICATOR

PB_ASSOC_CLASS_T_DEC

void

PB_ASSOC_CLASS_C_DEC::

inc_it_state(pointer& r_p_value, size_type& r_pos) const

{

  PB_ASSOC_DBG_ASSERT(r_p_value != NULL);

  for (++r_pos; r_pos < m_num_e; ++r_pos)

    {

      const_entry_pointer p_e =& m_a_entries[r_pos];

      if (p_e->m_stat == VALID_ENTRY_STATUS)

        {

          r_p_value = static_cast<const_pointer>(&p_e->m_value);

          return;

        }

    }

  r_p_value = NULL;

}

#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR

PB_ASSOC_CLASS_T_DEC

void

PB_ASSOC_CLASS_C_DEC::

inc_it_state(const_pointer& r_p_value, size_type& r_pos) const

{

  PB_ASSOC_DBG_ASSERT(r_p_value != NULL);

  for (++r_pos; r_pos < m_num_e; ++r_pos)

    {

      const_entry_pointer p_e =& m_a_entries[r_pos];

      if (p_e->m_stat == VALID_ENTRY_STATUS)

        {

          r_p_value = static_cast<const_pointer>(&p_e->m_value);

          return;

        }

    }

  r_p_value = NULL;

}

PB_ASSOC_CLASS_T_DEC

void

PB_ASSOC_CLASS_C_DEC::

get_start_it_state(const_pointer& r_p_value, size_type& r_pos) const

{

  for (r_pos = 0; r_pos < m_num_e; ++r_pos)

    {

      const_entry_pointer p_e =& m_a_entries[r_pos];

      if (p_e->m_stat == VALID_ENTRY_STATUS)

        {

          r_p_value =& p_e->m_value;

          return;

        }

    }

  r_p_value = NULL;

}

PB_ASSOC_CLASS_T_DEC

void

PB_ASSOC_CLASS_C_DEC::

get_start_it_state(pointer& r_p_value, size_type& r_pos)

{

  for (r_pos = 0; r_pos < m_num_e; ++r_pos)

    {

      entry_pointer p_e =& m_a_entries[r_pos];

      if (p_e->m_stat == VALID_ENTRY_STATUS)

        {

          r_p_value = const_cast<pointer>(&p_e->m_value);

          return;

        }

    }

  r_p_value = NULL;

}