1// -*- C++ -*-
2
3// Copyright (C) 2005 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 2, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// As a special exception, you may use this file as part of a free software
22// library without restriction.  Specifically, if other files instantiate
23// templates or use macros or inline functions from this file, or you compile
24// this file and link it with other files to produce an executable, this
25// file does not by itself cause the resulting executable to be covered by
26// the GNU General Public License.  This exception does not however
27// invalidate any other reasons why the executable file might be covered by
28// the GNU General Public License.
29
30// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
31
32// Permission to use, copy, modify, sell, and distribute this software
33// is hereby granted without fee, provided that the above copyright
34// notice appears in all copies, and that both that copyright notice and
35// this permission notice appear in supporting documentation. None of
36// the above authors, nor IBM Haifa Research Laboratories, make any
37// representation about the suitability of this software for any
38// purpose. It is provided "as is" without express or implied warranty.
39
40/**
41 * @file iterator_fn_imps.hpp
42 * Contains implementations of gp_ht_map_'s iterators related functions, e.g.,
43 *	begin().
44 */
45
46PB_ASSOC_CLASS_T_DEC
47typename PB_ASSOC_CLASS_C_DEC::iterator
48PB_ASSOC_CLASS_C_DEC::s_end_it;
49
50PB_ASSOC_CLASS_T_DEC
51typename PB_ASSOC_CLASS_C_DEC::const_iterator
52PB_ASSOC_CLASS_C_DEC::s_const_end_it;
53
54PB_ASSOC_CLASS_T_DEC
55inline typename PB_ASSOC_CLASS_C_DEC::iterator
56PB_ASSOC_CLASS_C_DEC::
57begin()
58{
59  pointer p_value;
60  size_type pos;
61
62  get_start_it_state(p_value, pos);
63
64  return (iterator(p_value, pos, this));
65}
66
67PB_ASSOC_CLASS_T_DEC
68inline typename PB_ASSOC_CLASS_C_DEC::iterator
69PB_ASSOC_CLASS_C_DEC::
70end()
71{
72  return (s_end_it);
73}
74
75PB_ASSOC_CLASS_T_DEC
76inline typename PB_ASSOC_CLASS_C_DEC::const_iterator
77PB_ASSOC_CLASS_C_DEC::
78begin() const
79{
80  const_pointer p_value;
81  size_type pos;
82
83  get_start_it_state(p_value, pos);
84
85  return (const_iterator(p_value, pos, this));
86}
87
88PB_ASSOC_CLASS_T_DEC
89inline typename PB_ASSOC_CLASS_C_DEC::const_iterator
90PB_ASSOC_CLASS_C_DEC::
91end() const
92{
93  return (s_const_end_it);
94}
95
96#ifdef PB_ASSOC_DATA_TRUE_INDICATOR
97PB_ASSOC_CLASS_T_DEC
98void
99PB_ASSOC_CLASS_C_DEC::
100inc_it_state(pointer& r_p_value, size_type& r_pos) const
101{
102  PB_ASSOC_DBG_ASSERT(r_p_value != NULL);
103
104  for (++r_pos; r_pos < m_num_e; ++r_pos)
105    {
106      const_entry_pointer p_e =& m_a_entries[r_pos];
107
108      if (p_e->m_stat == VALID_ENTRY_STATUS)
109	{
110	  r_p_value = static_cast<const_pointer>(&p_e->m_value);
111
112	  return;
113	}
114    }
115
116  r_p_value = NULL;
117}
118#endif // #ifdef PB_ASSOC_DATA_TRUE_INDICATOR
119
120PB_ASSOC_CLASS_T_DEC
121void
122PB_ASSOC_CLASS_C_DEC::
123inc_it_state(const_pointer& r_p_value, size_type& r_pos) const
124{
125  PB_ASSOC_DBG_ASSERT(r_p_value != NULL);
126
127  for (++r_pos; r_pos < m_num_e; ++r_pos)
128    {
129      const_entry_pointer p_e =& m_a_entries[r_pos];
130
131      if (p_e->m_stat == VALID_ENTRY_STATUS)
132	{
133	  r_p_value = static_cast<const_pointer>(&p_e->m_value);
134
135	  return;
136	}
137    }
138
139  r_p_value = NULL;
140}
141
142PB_ASSOC_CLASS_T_DEC
143void
144PB_ASSOC_CLASS_C_DEC::
145get_start_it_state(const_pointer& r_p_value, size_type& r_pos) const
146{
147  for (r_pos = 0; r_pos < m_num_e; ++r_pos)
148    {
149      const_entry_pointer p_e =& m_a_entries[r_pos];
150
151      if (p_e->m_stat == VALID_ENTRY_STATUS)
152	{
153	  r_p_value =& p_e->m_value;
154
155	  return;
156	}
157    }
158
159  r_p_value = NULL;
160}
161
162PB_ASSOC_CLASS_T_DEC
163void
164PB_ASSOC_CLASS_C_DEC::
165get_start_it_state(pointer& r_p_value, size_type& r_pos)
166{
167  for (r_pos = 0; r_pos < m_num_e; ++r_pos)
168    {
169      entry_pointer p_e =& m_a_entries[r_pos];
170
171      if (p_e->m_stat == VALID_ENTRY_STATUS)
172	{
173	  r_p_value = const_cast<pointer>(&p_e->m_value);
174
175	  return;
176	}
177    }
178
179  r_p_value = NULL;
180}
181
182