1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/pqueue/pqueue.h */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * DTLS implementation written by Nagendra Modadugu 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (nagendra@cs.stanford.edu) for the OpenSSL project 2005. 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * openssl-core@OpenSSL.org. 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#ifndef HEADER_PQUEUE_H 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#define HEADER_PQUEUE_H 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdlib.h> 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <string.h> 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 67c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Root#ifdef __cplusplus 68c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Rootextern "C" { 69c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Root#endif 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct _pqueue *pqueue; 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct _pitem 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 74221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom unsigned char priority[8]; /* 64-bit value in big-endian encoding */ 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project void *data; 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project struct _pitem *next; 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } pitem; 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecttypedef struct _pitem *piterator; 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 81221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrompitem *pitem_new(unsigned char *prio64be, void *data); 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid pitem_free(pitem *item); 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpqueue pqueue_new(void); 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid pqueue_free(pqueue pq); 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpitem *pqueue_insert(pqueue pq, pitem *item); 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpitem *pqueue_peek(pqueue pq); 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpitem *pqueue_pop(pqueue pq); 90221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrompitem *pqueue_find(pqueue pq, unsigned char *prio64be); 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpitem *pqueue_iterator(pqueue pq); 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectpitem *pqueue_next(piterator *iter); 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid pqueue_print(pqueue pq); 9598d58bb80c64b02a33662f0ea80351d4a1535267Brian Carlstromint pqueue_size(pqueue pq); 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 97c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Root#ifdef __cplusplus 98c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Root} 99c64f6fe2be99cb3fa8e491b5bede9a217de87a4cKenny Root#endif 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif /* ! HEADER_PQUEUE_H */ 101