1 /* 2 * A pipe accessor merely resetting allocated memory for use. 3 * 4 * Copyright (C) 2021 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program 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 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #pragma once 23 24 #include <fsserver/accessor.h> 25 26 27 28 /* A pipe accessor, providing flexpages for pipe sections. */ 29 30 class PipeAccessor : public Accessor 31 { 32 protected: 33 offset_t _size; 34 35 /* Data transfer helper methods. */ 36 37 virtual void fill_populated(Flexpage *flexpage); 38 39 virtual void flush_populated(Flexpage *flexpage); 40 41 public: 42 explicit PipeAccessor(); 43 44 virtual offset_t get_size(); 45 46 virtual void set_size(offset_t size); 47 }; 48 49 // vim: tabstop=4 expandtab shiftwidth=4