LCOM1920-T02G10

/*        $NetBSD: search.h,v 1.22 2014/07/20 20:17:21 christos Exp $        */

/*

 * Written by J.T. Conklin <jtc@NetBSD.org>

 * Public domain.

 */

#ifndef _SEARCH_H_

#define _SEARCH_H_

#include <sys/cdefs.h>

#include <sys/featuretest.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;

#ifdef _NETBSD_SOURCE

struct _ENTRY;

struct hsearch_data {

        struct _ENTRY *table;

        size_t size;

        size_t filled;

};

#endif

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(const void *, const void *, size_t, size_t,

                      int (*)(const void *, const void *));

#endif /* __BSEARCH_DECLARED */

int         hcreate(size_t);

void         hdestroy(void);

ENTRY        *hsearch(ENTRY, ACTION);

#ifdef _NETBSD_SOURCE

void         hdestroy1(void (*)(void *), void (*)(void *));

int         hcreate_r(size_t, struct hsearch_data *);

void         hdestroy_r(struct hsearch_data *);

void         hdestroy1_r(struct hsearch_data *, void (*)(void *), void (*)(void *));

int         hsearch_r(ENTRY, ACTION, ENTRY **, struct hsearch_data *);

#endif /* _NETBSD_SOURCE */

void        *lfind(const void *, const void *, size_t *, size_t,

                      int (*)(const void *, const void *));

void        *lsearch(const void *, void *, size_t *, size_t,

                      int (*)(const void *, const void *));

void         insque(void *, void *);

void         remque(void *);

void        *tdelete(const void * __restrict, void ** __restrict,

                      int (*)(const void *, const void *));

void        *tfind(const void *, void * const *,

                      int (*)(const void *, const void *));

void        *tsearch(const void *, void **,

                      int (*)(const void *, const void *));

void         twalk(const void *, void (*)(const void *, VISIT, int));

__END_DECLS

#endif /* !_SEARCH_H_ */