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/*-
* Copyright 1997, 1999-2003 John-Mark Gurney.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $Id: fibpriv.h,v 1.12 2003/01/14 10:11:30 jmg Exp $
*
*/
#ifndef _FIBPRIV_H_
#define _FIBPRIV_H_
/*
* global heap operations
*/
static void fh_insertrootlist(struct fibheap *, struct fibheap_el *);
static void fh_removerootlist(struct fibheap *, struct fibheap_el *);
static void fh_consolidate(struct fibheap *);
static void fh_heaplink(struct fibheap *h, struct fibheap_el *y,
struct fibheap_el *x);
static void fh_cut(struct fibheap *, struct fibheap_el *, struct fibheap_el *);
static void fh_cascading_cut(struct fibheap *, struct fibheap_el *);
static struct fibheap_el *fh_extractminel(struct fibheap *);
static void fh_checkcons(struct fibheap *h);
static int fh_compare(struct fibheap *h, struct fibheap_el *a,
struct fibheap_el *b);
static int fh_comparedata(struct fibheap *h, int key, void *data,
struct fibheap_el *b);
static void fh_insertel(struct fibheap *h, struct fibheap_el *x);
static void fh_deleteel(struct fibheap *h, struct fibheap_el *x);
/*
* specific node operations
*/
static struct fibheap_el *fhe_newelem(void);
static void fhe_initelem(struct fibheap_el *);
static void fhe_insertafter(struct fibheap_el *a, struct fibheap_el *b);
static inline void fhe_insertbefore(struct fibheap_el *a, struct fibheap_el *b);
static struct fibheap_el *fhe_remove(struct fibheap_el *a);
#define fhe_destroy(x) free((x))
/*
* general functions
*/
static inline int ceillog2(unsigned int a);
#endif /* _FIBPRIV_H_ */
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