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File: [cvs.NetBSD.org] / src / include / search.h (download)

Revision 1.22, Sun Jul 20 20:17:21 2014 UTC (4 years, 8 months ago) by christos
Branch: MAIN
CVS Tags: tls-maxphys-base, tls-earlyentropy-base, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-8-base, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, matt-nb8-mediatek-base, matt-nb8-mediatek, localcount-20160914, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, HEAD
Changes since 1.21: +3 -5 lines

amend the new destroy function to take function pointers.

/*	$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_ */