mirror of https://github.com/CGAL/cgal
112 lines
2.6 KiB
C++
112 lines
2.6 KiB
C++
// Copyright (c) 1998 ETH Zurich (Switzerland).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you may redistribute it under
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// the terms of the Q Public License version 1.0.
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// See the file LICENSE.QPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $Source$
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// $Revision$ $Date$
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// $Name$
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//
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// Author(s) : Gabriele Neyer<neyer@inf.ethz.ch>
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#ifndef __IO_tree_traits_H__
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#define __IO_tree_traits_H__
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#include <CGAL/basic.h>
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#include <cstdio>
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#include <fstream>
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#include <unistd.h>
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CGAL_BEGIN_NAMESPACE
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//template <class InOut, int Mincap, int Maxcap>
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template <class InOut>
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class IO_tree_traits {
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public:
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typedef ptrdiff_t difference_type;
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InOut *IO;
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bool get(long num, char **x){
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return IO->get(num,x);
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}
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void open( int pagesize, char* name,
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int m = (std::fstream::binary|std::fstream::in|std::fstream::out)){
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IO=new InOut(pagesize,name,m);
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}
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void close(){
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IO->close();
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}
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difference_type get_pos() {
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return IO->get_pos();
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}
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bool insert(difference_type pos, char **x) {
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return IO->insert(pos, x);
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}
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difference_type number_of_elements(){
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return IO->number_of_elements();
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}
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bool update(difference_type pos, char** x){
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return IO->update(pos, x);
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}
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bool erase(difference_type pos){
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return IO->erase(pos);
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}
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bool deleted(difference_type pos){
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return IO->deleted(pos);
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}
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};
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//template <class InOut, int Mincap, int Maxcap>
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template <class InOut>
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class IO_internal_traits {
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public:
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typedef ptrdiff_t difference_type;
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InOut *IO;
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bool get(long num, char **x){
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return IO->get(num,x);
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}
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void open(int pagesize, char* name,
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int m = (std::fstream::in | std::fstream::out|std::fstream::binary))
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{
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IO=new InOut(pagesize);
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}
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void open( int pagesize){
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IO=new InOut(pagesize);
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}
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void close(){
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IO->close();
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}
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bool insert(difference_type pos, char **x) {
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return IO->insert(pos, x);
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}
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difference_type get_pos() {
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return IO->get_pos();
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}
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difference_type number_of_elements(){
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return IO->number_of_elements();
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}
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bool update(difference_type pos, char** x){
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return IO->update(pos, x);
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}
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bool erase(difference_type pos){
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return IO->erase(pos);
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}
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bool deleted(difference_type pos){
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return IO->deleted(pos);
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}
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};
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CGAL_END_NAMESPACE
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#endif
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