insert_store_hash_fn_imps.hpp revision e7de7d971409d955ca138406d5062499bc554451
1// -*- C++ -*- 2 3// Copyright (C) 2005, 2006, 2009, 2010 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 terms 7// of the GNU General Public License as published by the Free Software 8// Foundation; either version 3, or (at your option) any later 9// version. 10 11// This library is distributed in the hope that it will be useful, but 12// WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14// General Public License for more details. 15 16// Under Section 7 of GPL version 3, you are granted additional 17// permissions described in the GCC Runtime Library Exception, version 18// 3.1, as published by the Free Software Foundation. 19 20// You should have received a copy of the GNU General Public License and 21// a copy of the GCC Runtime Library Exception along with this program; 22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 23// <http://www.gnu.org/licenses/>. 24 25// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 26 27// Permission to use, copy, modify, sell, and distribute this software 28// is hereby granted without fee, provided that the above copyright 29// notice appears in all copies, and that both that copyright notice 30// and this permission notice appear in supporting documentation. None 31// of the above authors, nor IBM Haifa Research Laboratories, make any 32// representation about the suitability of this software for any 33// purpose. It is provided "as is" without express or implied 34// warranty. 35 36/** 37 * @file insert_store_hash_fn_imps.hpp 38 * Contains implementations of cc_ht_map_'s insert related functions, 39 * when the hash value is stored. 40 */ 41 42PB_DS_CLASS_T_DEC 43inline std::pair<typename PB_DS_CLASS_C_DEC::point_iterator, bool> 44PB_DS_CLASS_C_DEC:: 45insert_imp(const_reference r_val, true_type) 46{ 47 _GLIBCXX_DEBUG_ONLY(assert_valid();) 48 const_key_reference key = PB_DS_V2F(r_val); 49 comp_hash pos_hash_pair = ranged_hash_fn_base::operator()(key); 50 entry_pointer p_e = m_entries[pos_hash_pair.first]; 51 resize_base::notify_insert_search_start(); 52 53 while (p_e != 0 && !hash_eq_fn_base::operator()(PB_DS_V2F(p_e->m_value), 54 p_e->m_hash, 55 key, pos_hash_pair.second)) 56 { 57 resize_base::notify_insert_search_collision(); 58 p_e = p_e->m_p_next; 59 } 60 61 resize_base::notify_insert_search_end(); 62 if (p_e != 0) 63 { 64 _GLIBCXX_DEBUG_ONLY(debug_base::check_key_exists(key);) 65 return std::make_pair(&p_e->m_value, false); 66 } 67 68 _GLIBCXX_DEBUG_ONLY(debug_base::check_key_does_not_exist(key);) 69 return std::make_pair(insert_new_imp(r_val, pos_hash_pair), true); 70} 71 72