Stone Three Foundation Classes

00001 /*
00002  * Stone Three Foundation Class (s3fc) provides a number of utility classes.
00003  * Copyright (C) 2001 by Stone Three Signal Processing (Pty) Ltd.
00004  *
00005  * Authored by Stone Three Signal Processing (Pty) Ltd.
00006  *
00007  * This library is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  * 
00012  * This library is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with this library; if not, write to the Free Software
00019  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00020  * 
00021  * Please see the file 'COPYING' in the source root directory.
00022  */
00023 
00036 #ifndef S3_INPLACE_FIFO_BASE_H
00037 #define S3_INPLACE_FIFO_BASE_H
00038 
00039 #include <s3fc/s3_fifo_base.h>
00040 
00050 template<typename T>
00051 class s3_inplace_fifo_base : public s3_fifo_base<T>
00052 {
00053   public:
00060    void push(const T& t)
00061    {
00062       T* slotptr = open_input();
00063       *slotptr = t;
00064       close_input(slotptr);
00065    }
00074    virtual T pop()
00075    {
00076       T t;
00077       T* slotptr = open_output();
00078       t = *slotptr;
00079       close_output(slotptr);
00080       return t;
00081    }
00094    virtual T* open_input() = 0;
00105    virtual T* nbl_open_input() = 0;
00119    virtual void close_input(const T* t = 0) = 0;
00132    virtual T* open_output() = 0;
00143    virtual T* nbl_open_output() = 0;
00157    virtual void close_output(const T* t = 0) = 0;
00158 
00159 };
00160 
00161 #endif
s3_inplace_fifo_base.h
