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annotate queue.h @ 208:1a52846ec11f

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* fix off-by-one closing open FDs
author Matt Johnston <matt@ucc.asn.au>
date Thu, 02 Jun 2005 22:53:18 +0000
parents fe6bca95afa7
children f27058078d61
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Dropbear - a SSH2 server
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3 *
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4 * Copyright (c) 2002,2003 Matt Johnston
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5 * All rights reserved.
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6 *
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy
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8 * of this software and associated documentation files (the "Software"), to deal
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9 * in the Software without restriction, including without limitation the rights
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 * copies of the Software, and to permit persons to whom the Software is
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12 * furnished to do so, subject to the following conditions:
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13 *
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14 * The above copyright notice and this permission notice shall be included in
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15 * all copies or substantial portions of the Software.
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16 *
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 * SOFTWARE. */
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24
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25 #ifndef _QUEUE_H_
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26 #define _QUEUE_H_
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27
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28 struct Link {
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29
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30 void* item;
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31 struct Link* link;
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32
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33 };
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35 struct Queue {
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36
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37 struct Link* head;
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38 struct Link* tail;
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39 unsigned int count; /* safety value */
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40
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41 };
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42
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43 void initqueue(struct Queue* queue);
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44 int isempty(struct Queue* queue);
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45 void* dequeue(struct Queue* queue);
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46 void *examine(struct Queue* queue);
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47 void enqueue(struct Queue* queue, void* item);
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48
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49 #endif