1/*
2 Copyright(C) 2009-2016 Brazil
3
4 This library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 This library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with this library; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17*/
18
19#pragma once
20
21#include "hash.h"
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27typedef struct _grn_pat grn_pat;
28typedef struct _grn_pat_cursor grn_pat_cursor;
29typedef struct _grn_table_scan_hit grn_pat_scan_hit;
30
31GRN_API grn_pat *grn_pat_create(grn_ctx *ctx, const char *path, unsigned int key_size,
32 unsigned int value_size, unsigned int flags);
33
34GRN_API grn_pat *grn_pat_open(grn_ctx *ctx, const char *path);
35
36GRN_API grn_rc grn_pat_close(grn_ctx *ctx, grn_pat *pat);
37
38GRN_API grn_rc grn_pat_remove(grn_ctx *ctx, const char *path);
39
40GRN_API grn_id grn_pat_get(grn_ctx *ctx, grn_pat *pat, const void *key,
41 unsigned int key_size, void **value);
42GRN_API grn_id grn_pat_add(grn_ctx *ctx, grn_pat *pat, const void *key,
43 unsigned int key_size, void **value, int *added);
44
45GRN_API int grn_pat_get_key(grn_ctx *ctx, grn_pat *pat, grn_id id, void *keybuf, int bufsize);
46GRN_API int grn_pat_get_key2(grn_ctx *ctx, grn_pat *pat, grn_id id, grn_obj *bulk);
47GRN_API int grn_pat_get_value(grn_ctx *ctx, grn_pat *pat, grn_id id, void *valuebuf);
48GRN_API grn_rc grn_pat_set_value(grn_ctx *ctx, grn_pat *pat, grn_id id,
49 const void *value, int flags);
50
51GRN_API grn_rc grn_pat_delete_by_id(grn_ctx *ctx, grn_pat *pat, grn_id id,
52 grn_table_delete_optarg *optarg);
53GRN_API grn_rc grn_pat_delete(grn_ctx *ctx, grn_pat *pat, const void *key, unsigned int key_size,
54 grn_table_delete_optarg *optarg);
55GRN_API int grn_pat_delete_with_sis(grn_ctx *ctx, grn_pat *pat, grn_id id,
56 grn_table_delete_optarg *optarg);
57
58GRN_API int grn_pat_scan(grn_ctx *ctx, grn_pat *pat, const char *str, unsigned int str_len,
59 grn_pat_scan_hit *sh, unsigned int sh_size, const char **rest);
60
61GRN_API grn_rc grn_pat_prefix_search(grn_ctx *ctx, grn_pat *pat,
62 const void *key, unsigned int key_size, grn_hash *h);
63GRN_API grn_rc grn_pat_suffix_search(grn_ctx *ctx, grn_pat *pat,
64 const void *key, unsigned int key_size, grn_hash *h);
65GRN_API grn_id grn_pat_lcp_search(grn_ctx *ctx, grn_pat *pat,
66 const void *key, unsigned int key_size);
67
68GRN_API unsigned int grn_pat_size(grn_ctx *ctx, grn_pat *pat);
69
70GRN_API grn_pat_cursor *grn_pat_cursor_open(grn_ctx *ctx, grn_pat *pat,
71 const void *min, unsigned int min_size,
72 const void *max, unsigned int max_size,
73 int offset, int limit, int flags);
74GRN_API grn_id grn_pat_cursor_next(grn_ctx *ctx, grn_pat_cursor *c);
75GRN_API void grn_pat_cursor_close(grn_ctx *ctx, grn_pat_cursor *c);
76
77GRN_API int grn_pat_cursor_get_key(grn_ctx *ctx, grn_pat_cursor *c, void **key);
78GRN_API int grn_pat_cursor_get_value(grn_ctx *ctx, grn_pat_cursor *c, void **value);
79
80GRN_API int grn_pat_cursor_get_key_value(grn_ctx *ctx, grn_pat_cursor *c,
81 void **key, unsigned int *key_size, void **value);
82GRN_API grn_rc grn_pat_cursor_set_value(grn_ctx *ctx, grn_pat_cursor *c,
83 const void *value, int flags);
84GRN_API grn_rc grn_pat_cursor_delete(grn_ctx *ctx, grn_pat_cursor *c,
85 grn_table_delete_optarg *optarg);
86
87#define GRN_PAT_EACH(ctx,pat,id,key,key_size,value,block) do { \
88 grn_pat_cursor *_sc = grn_pat_cursor_open(ctx, pat, NULL, 0, NULL, 0, 0, -1, 0); \
89 if (_sc) {\
90 grn_id id;\
91 while ((id = grn_pat_cursor_next(ctx, _sc))) {\
92 grn_pat_cursor_get_key_value(ctx, _sc, (void **)(key),\
93 (key_size), (void **)(value));\
94 block\
95 }\
96 grn_pat_cursor_close(ctx, _sc);\
97 }\
98} while (0)
99
100#ifdef __cplusplus
101}
102#endif
103