NetBSD/include/search.h

70 lines
1.5 KiB
C

/* $NetBSD: search.h,v 1.14 2000/12/20 18:35:21 christos Exp $ */
/*
* Written by J.T. Conklin <jtc@netbsd.org>
* Public domain.
*/
#ifndef _SEARCH_H_
#define _SEARCH_H_
#include <sys/cdefs.h>
#include <machine/ansi.h>
#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
#ifndef __BSEARCH_DECLARED
#define __BSEARCH_DECLARED
/* also in stdlib.h */
void *bsearch __P((const void *, const void *, size_t, size_t,
int (*)(const void *, const void *)));
#endif /* __BSEARCH_DECLARED */
int hcreate __P((size_t));
void hdestroy __P((void));
ENTRY *hsearch __P((ENTRY, ACTION));
void *lfind __P((const void *, const void *, size_t *, size_t,
int (*)(const void *, const void *)));
void *lsearch __P((const void *, const void *, size_t *, size_t,
int (*)(const void *, const void *)));
void insque __P((void *, void *));
void remque __P((void *));
void *tdelete __P((const void *, void **,
int (*)(const void *, const void *)));
void *tfind __P((const void *, void **,
int (*)(const void *, const void *)));
void *tsearch __P((const void *, void **,
int (*)(const void *, const void *)));
void twalk __P((const void *, void (*)(const void *, VISIT, int)));
__END_DECLS
#endif /* !_SEARCH_H_ */