williamr@2: /* crypto/pqueue/pqueue.h */
williamr@2: /* 
williamr@2:  * DTLS implementation written by Nagendra Modadugu
williamr@2:  * (nagendra@cs.stanford.edu) for the OpenSSL project 2005.  
williamr@2:  */
williamr@2: /* ====================================================================
williamr@2:  * Copyright (c) 1999-2005 The OpenSSL Project.  All rights reserved.
williamr@2:  *
williamr@2:  * Redistribution and use in source and binary forms, with or without
williamr@2:  * modification, are permitted provided that the following conditions
williamr@2:  * are met:
williamr@2:  *
williamr@2:  * 1. Redistributions of source code must retain the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer. 
williamr@2:  *
williamr@2:  * 2. Redistributions in binary form must reproduce the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer in
williamr@2:  *    the documentation and/or other materials provided with the
williamr@2:  *    distribution.
williamr@2:  *
williamr@2:  * 3. All advertising materials mentioning features or use of this
williamr@2:  *    software must display the following acknowledgment:
williamr@2:  *    "This product includes software developed by the OpenSSL Project
williamr@2:  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
williamr@2:  *
williamr@2:  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
williamr@2:  *    endorse or promote products derived from this software without
williamr@2:  *    prior written permission. For written permission, please contact
williamr@2:  *    openssl-core@OpenSSL.org.
williamr@2:  *
williamr@2:  * 5. Products derived from this software may not be called "OpenSSL"
williamr@2:  *    nor may "OpenSSL" appear in their names without prior written
williamr@2:  *    permission of the OpenSSL Project.
williamr@2:  *
williamr@2:  * 6. Redistributions of any form whatsoever must retain the following
williamr@2:  *    acknowledgment:
williamr@2:  *    "This product includes software developed by the OpenSSL Project
williamr@2:  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
williamr@2:  *
williamr@2:  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
williamr@2:  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
williamr@2:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
williamr@2:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
williamr@2:  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
williamr@2:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
williamr@2:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
williamr@2:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
williamr@2:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
williamr@2:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
williamr@2:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
williamr@2:  * OF THE POSSIBILITY OF SUCH DAMAGE.
williamr@2:  * ====================================================================
williamr@2:  *
williamr@2:  * This product includes cryptographic software written by Eric Young
williamr@2:  * (eay@cryptsoft.com).  This product includes software written by Tim
williamr@2:  * Hudson (tjh@cryptsoft.com).
williamr@2:  *
williamr@2:  */
williamr@2: /*
williamr@2:  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.
williamr@2:  */
williamr@2: 
williamr@2: #ifndef HEADER_PQUEUE_H
williamr@2: #define HEADER_PQUEUE_H
williamr@2: 
williamr@2: #if (defined(__SYMBIAN32__) && !defined(SYMBIAN))
williamr@2: #define SYMBIAN
williamr@2: #endif
williamr@2: 
williamr@2: #ifdef SYMBIAN
williamr@2: #include <e32def.h>
williamr@2: #endif
williamr@2: #include <stdio.h>
williamr@2: #include <stdlib.h>
williamr@2: #include <string.h>
williamr@2: 
williamr@2: #include <openssl/pq_compat.h>
williamr@2: #ifdef  __cplusplus
williamr@2: extern "C" {
williamr@2: #endif
williamr@2: typedef struct _pqueue *pqueue;
williamr@2: 
williamr@2: typedef struct _pitem
williamr@2: 	{
williamr@2: 	PQ_64BIT priority;
williamr@2: 	void *data;
williamr@2: 	struct _pitem *next;
williamr@2: 	} pitem;
williamr@2: 
williamr@2: typedef struct _pitem *piterator;
williamr@2: 
williamr@2: IMPORT_C pitem *pitem_new(PQ_64BIT priority, void *data);
williamr@2: IMPORT_C void   pitem_free(pitem *item);
williamr@2: 
williamr@2: IMPORT_C pqueue pqueue_new(void);
williamr@2: IMPORT_C void   pqueue_free(pqueue pq);
williamr@2: 
williamr@2: IMPORT_C pitem *pqueue_insert(pqueue pq, pitem *item);
williamr@2: IMPORT_C pitem *pqueue_peek(pqueue pq);
williamr@2: IMPORT_C pitem *pqueue_pop(pqueue pq);
williamr@2: IMPORT_C pitem *pqueue_find(pqueue pq, PQ_64BIT priority);
williamr@2: IMPORT_C pitem *pqueue_iterator(pqueue pq);
williamr@2: IMPORT_C pitem *pqueue_next(piterator *iter);
williamr@2: 
williamr@2: IMPORT_C void   pqueue_print(pqueue pq);
williamr@2: #ifdef  __cplusplus
williamr@2: }
williamr@2: #endif
williamr@2: #endif /* ! HEADER_PQUEUE_H */