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1 | /* String -> String Map data structure optimized for size. |
2 | * |
3 | * See zipmap.c for more info. |
4 | * |
5 | * -------------------------------------------------------------------------- |
6 | * |
7 | * Copyright (c) 2009-2010, Salvatore Sanfilippo <antirez at gmail dot com> |
8 | * All rights reserved. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions are met: |
12 | * |
13 | * * Redistributions of source code must retain the above copyright notice, |
14 | * this list of conditions and the following disclaimer. |
15 | * * Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * * Neither the name of Redis nor the names of its contributors may be used |
19 | * to endorse or promote products derived from this software without |
20 | * specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
26 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 | * POSSIBILITY OF SUCH DAMAGE. |
33 | */ |
34 | |
35 | #ifndef _ZIMMAP_H |
36 | #define _ZIPMAP_H |
37 | |
38 | unsigned char *zipmapNew(void); |
39 | unsigned char *zipmapSet(unsigned char *zm, unsigned char *key, unsigned int klen, unsigned char *val, unsigned int vlen, int *update); |
40 | unsigned char *zipmapDel(unsigned char *zm, unsigned char *key, unsigned int klen, int *deleted); |
41 | unsigned char *zipmapRewind(unsigned char *zm); |
42 | unsigned char *zipmapNext(unsigned char *zm, unsigned char **key, unsigned int *klen, unsigned char **value, unsigned int *vlen); |
43 | int zipmapGet(unsigned char *zm, unsigned char *key, unsigned int klen, unsigned char **value, unsigned int *vlen); |
44 | int zipmapExists(unsigned char *zm, unsigned char *key, unsigned int klen); |
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45 | unsigned int zipmapLen(unsigned char *zm); |
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46 | size_t zipmapBlobLen(unsigned char *zm); |
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47 | void zipmapRepr(unsigned char *p); |
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48 | |
49 | #endif |