[331] | 1 | #ifndef _SEARCH_H
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| 2 | #define _SEARCH_H
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| 3 |
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| 4 | #ifdef __cplusplus
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| 5 | extern "C" {
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| 6 | #endif
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| 7 |
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| 8 | #include <features.h>
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| 9 |
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| 10 | #define __NEED_size_t
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| 11 | #include <bits/alltypes.h>
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| 12 |
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| 13 | typedef enum { FIND, ENTER } ACTION;
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| 14 | typedef enum { preorder, postorder, endorder, leaf } VISIT;
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| 15 |
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| 16 | typedef struct entry {
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| 17 | char *key;
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| 18 | void *data;
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| 19 | } ENTRY;
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| 20 |
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| 21 | int hcreate(size_t);
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| 22 | void hdestroy(void);
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| 23 | ENTRY *hsearch(ENTRY, ACTION);
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| 24 |
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| 25 | #ifdef _GNU_SOURCE
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| 26 | struct hsearch_data {
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| 27 | struct __tab *__tab;
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| 28 | unsigned int __unused1;
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| 29 | unsigned int __unused2;
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| 30 | };
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| 31 |
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| 32 | int hcreate_r(size_t, struct hsearch_data *);
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| 33 | void hdestroy_r(struct hsearch_data *);
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| 34 | int hsearch_r(ENTRY, ACTION, ENTRY **, struct hsearch_data *);
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| 35 | #endif
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| 36 |
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| 37 | void insque(void *, void *);
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| 38 | void remque(void *);
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| 39 |
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| 40 | void *lsearch(const void *, void *, size_t *, size_t,
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| 41 | int (*)(const void *, const void *));
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| 42 | void *lfind(const void *, const void *, size_t *, size_t,
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| 43 | int (*)(const void *, const void *));
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| 44 |
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| 45 | void *tdelete(const void *__restrict, void **__restrict, int(*)(const void *, const void *));
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| 46 | void *tfind(const void *, void *const *, int(*)(const void *, const void *));
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| 47 | void *tsearch(const void *, void **, int (*)(const void *, const void *));
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| 48 | void twalk(const void *, void (*)(const void *, VISIT, int));
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| 49 |
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| 50 | #ifdef _GNU_SOURCE
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| 51 | struct qelem {
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| 52 | struct qelem *q_forw, *q_back;
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| 53 | char q_data[1];
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| 54 | };
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| 55 |
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| 56 | void tdestroy(void *, void (*)(void *));
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| 57 | #endif
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| 58 |
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| 59 | #ifdef __cplusplus
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| 60 | }
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| 61 | #endif
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| 62 |
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| 63 | #endif
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