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Diffstat (limited to 'base/fifo_buffer.hh')
-rw-r--r-- | base/fifo_buffer.hh | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/base/fifo_buffer.hh b/base/fifo_buffer.hh deleted file mode 100644 index 03ce057c7..000000000 --- a/base/fifo_buffer.hh +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Copyright (c) 2002-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef __FIFO_BUFFER_HH__ -#define __FIFO_BUFFER_HH__ - -#include "base/res_list.hh" - - -// -// The FifoBuffer requires only that the objects to be used have a default -// constructor and a dump() method -// -template<class T> -class FifoBuffer -{ - public: - typedef typename res_list<T>::iterator iterator; - - private: - res_list<T> *buffer; - - unsigned size; - - public: - FifoBuffer(unsigned sz) - { - buffer = new res_list<T>(sz, true, 0); - size = sz; - } - - void add(T &item) - { - assert(buffer->num_free() > 0); - buffer->add_head(item); - } - - iterator head() { return buffer->head(); } - iterator tail() { return buffer->tail(); } - - unsigned count() {return buffer->count();} - unsigned free_slots() {return buffer->num_free();} - - T *peek() { return (count() > 0) ? tail().data_ptr() : 0; } - - T remove() - { - assert(buffer->count() > 0); - T rval = *buffer->tail(); - buffer->remove_tail(); - return rval; - } - - void dump(); - - ~FifoBuffer() { delete buffer; } -}; - - -#endif - |