1/*- 2 * Written by J.T. Conklin <jtc@NetBSD.org> 3 * Public domain. 4 * 5 * $NetBSD: search.h,v 1.16 2005/02/03 04:39:32 perry Exp $ 6 * $FreeBSD$ 7 */ 8 9#ifndef _SEARCH_H_ 10#define _SEARCH_H_ 11 12#include <sys/cdefs.h> 13#include <sys/_types.h> 14 15#ifndef _SIZE_T_DECLARED 16typedef __size_t size_t; 17#define _SIZE_T_DECLARED 18#endif 19 20typedef struct entry { 21 char *key; 22 void *data; 23} ENTRY; 24 25typedef enum { 26 FIND, ENTER 27} ACTION; 28 29typedef enum { 30 preorder, 31 postorder, 32 endorder, 33 leaf 34} VISIT; 35 36#ifdef _SEARCH_PRIVATE 37typedef struct node { 38 void *key; 39 struct node *llink, *rlink; 40 signed char balance; 41} node_t; 42 43struct que_elem { 44 struct que_elem *next; 45 struct que_elem *prev; 46}; 47#endif 48 49#if __BSD_VISIBLE 50struct hsearch_data { 51 struct __hsearch *__hsearch; 52}; 53#endif 54 55__BEGIN_DECLS 56int hcreate(size_t); 57void hdestroy(void); 58ENTRY *hsearch(ENTRY, ACTION); 59void insque(void *, void *); 60void *lfind(const void *, const void *, size_t *, size_t, 61 int (*)(const void *, const void *)); 62void *lsearch(const void *, void *, size_t *, size_t, 63 int (*)(const void *, const void *)); 64void remque(void *); 65void *tdelete(const void * __restrict, void ** __restrict, 66 int (*)(const void *, const void *)); 67void *tfind(const void *, void * const *, 68 int (*)(const void *, const void *)); 69void *tsearch(const void *, void **, int (*)(const void *, const void *)); 70void twalk(const void *, void (*)(const void *, VISIT, int)); 71 72#if __BSD_VISIBLE 73int hcreate_r(size_t, struct hsearch_data *); 74void hdestroy_r(struct hsearch_data *); 75int hsearch_r(ENTRY, ACTION, ENTRY **, struct hsearch_data *); 76#endif 77 78__END_DECLS 79 80#endif /* !_SEARCH_H_ */ 81