navit  0.5.3-trunk
fib.h
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1 /*-
2  * Copyright 1997, 1998-2003 John-Mark Gurney.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $Id: fib.h,v 1.1 2005-12-02 10:41:56 martin-s Exp $
27  *
28  */
29 
30 #ifndef _FIB_H_
31 #define _FIB_H_
32 
33 struct fibheap;
34 struct fibheap_el;
35 typedef int (*voidcmp)(void *, void *);
36 
37 /* functions for key heaps */
38 struct fibheap *fh_makekeyheap(void);
39 struct fibheap_el *fh_insertkey(struct fibheap *, int, void *);
40 int fh_minkey(struct fibheap *);
41 int fh_replacekey(struct fibheap *, struct fibheap_el *, int);
42 void *fh_replacekeydata(struct fibheap *, struct fibheap_el *, int, void *);
43 
44 /* functions for void * heaps */
45 struct fibheap *fh_makeheap(void);
46 voidcmp fh_setcmp(struct fibheap *, voidcmp);
47 void *fh_setneginf(struct fibheap *, void *);
48 struct fibheap_el *fh_insert(struct fibheap *, void *);
49 
50 /* shared functions */
51 void *fh_extractmin(struct fibheap *);
52 void *fh_min(struct fibheap *);
53 void *fh_replacedata(struct fibheap *, struct fibheap_el *, void *);
54 void *fh_delete(struct fibheap *, struct fibheap_el *);
55 void fh_deleteheap(struct fibheap *);
56 struct fibheap *fh_union(struct fibheap *, struct fibheap *);
57 
58 #ifdef FH_STATS
59 int fh_maxn(struct fibheap *);
60 int fh_ninserts(struct fibheap *);
61 int fh_nextracts(struct fibheap *);
62 #endif
63 
64 #endif /* _FIB_H_ */
void * fh_replacekeydata(struct fibheap *, struct fibheap_el *, int, void *)
Definition: fib.c:267
void * fh_setneginf(struct fibheap *, void *)
Definition: fib.c:169
struct fibheap * fh_makekeyheap(void)
Definition: fib.c:131
void * fh_delete(struct fibheap *, struct fibheap_el *)
Definition: fib.c:381
void fh_deleteheap(struct fibheap *)
Definition: fib.c:213
voidcmp fh_setcmp(struct fibheap *, voidcmp)
Definition: fib.c:158
void * fh_replacedata(struct fibheap *, struct fibheap_el *, void *)
Definition: fib.c:375
void * fh_min(struct fibheap *)
Definition: fib.c:347
struct fibheap * fh_union(struct fibheap *, struct fibheap *)
Definition: fib.c:180
struct fibheap_el * fh_insert(struct fibheap *, void *)
Definition: fib.c:331
int(* voidcmp)(void *, void *)
Definition: fib.h:35
struct fibheap * fh_makeheap(void)
Definition: fib.c:145
void * fh_extractmin(struct fibheap *)
Definition: fib.c:355
struct fibheap_el * fh_insertkey(struct fibheap *, int, void *)
Definition: fib.c:229
int fh_replacekey(struct fibheap *, struct fibheap_el *, int)
Definition: fib.c:254
int fh_minkey(struct fibheap *)
Definition: fib.c:246
Definition: fibpriv.h:75
Definition: fibpriv.h:38