NetBSD/include/search.h

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/* $NetBSD: search.h,v 1.12 1999/02/22 10:34:28 christos Exp $ */
1994-10-26 03:55:40 +03:00
/*
* Written by J.T. Conklin <jtc@netbsd.org>
* Public domain.
*/
#ifndef _SEARCH_H_
#define _SEARCH_H_
#include <sys/cdefs.h>
#include <machine/ansi.h>
1994-05-21 13:41:59 +04:00
#ifdef _BSD_SIZE_T_
typedef _BSD_SIZE_T_ size_t;
#undef _BSD_SIZE_T_
#endif
typedef struct entry {
char *key;
void *data;
} ENTRY;
typedef enum {
FIND, ENTER
} ACTION;
typedef enum {
preorder,
postorder,
endorder,
leaf
} VISIT;
#ifdef _SEARCH_PRIVATE
typedef struct node {
char *key;
struct node *llink, *rlink;
} node_t;
#endif
__BEGIN_DECLS
extern void *bsearch __P((const void *, const void *, size_t, size_t,
int (*)(const void *, const void *)));
extern int hcreate __P((size_t));
extern void hdestroy __P((void));
extern ENTRY *hsearch __P((ENTRY, ACTION));
extern void *lfind __P((const void *, const void *, size_t *, size_t,
int (*)(const void *, const void *)));
extern void *lsearch __P((const void *, const void *, size_t *, size_t,
int (*)(const void *, const void *)));
extern void insque __P((void *, void *));
extern void remque __P((void *));
extern void *tdelete __P((const void *, void **,
int (*)(const void *, const void *)));
extern void *tfind __P((const void *, void **,
int (*)(const void *, const void *)));
extern void *tsearch __P((const void *, void **,
int (*)(const void *, const void *)));
extern void twalk __P((const void *, void (*)(const void *, VISIT, int)));
__END_DECLS
#endif /* !_SEARCH_H_ */