1 | /* |
2 | * Copyright (c) 2009-2012, Pieter Noordhuis <pcnoordhuis at gmail dot com> |
3 | * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com> |
4 | * All rights reserved. |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions are met: |
8 | * |
9 | * * Redistributions of source code must retain the above copyright notice, |
10 | * this list of conditions and the following disclaimer. |
11 | * * Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
14 | * * Neither the name of Redis nor the names of its contributors may be used |
15 | * to endorse or promote products derived from this software without |
16 | * specific prior written permission. |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
22 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
28 | * POSSIBILITY OF SUCH DAMAGE. |
29 | */ |
30 | |
31 | #ifndef __INTSET_H |
32 | #define __INTSET_H |
33 | #include <stdint.h> |
34 | |
35 | typedef struct intset { |
36 | uint32_t encoding; |
37 | uint32_t length; |
38 | int8_t contents[]; |
39 | } intset; |
40 | |
41 | intset *intsetNew(void); |
42 | intset *intsetAdd(intset *is, int64_t value, uint8_t *success); |
43 | intset *intsetRemove(intset *is, int64_t value, int *success); |
44 | uint8_t intsetFind(intset *is, int64_t value); |
45 | int64_t intsetRandom(intset *is); |
46 | uint8_t intsetGet(intset *is, uint32_t pos, int64_t *value); |
47 | uint32_t intsetLen(const intset *is); |
48 | size_t intsetBlobLen(intset *is); |
49 | int intsetValidateIntegrity(const unsigned char *is, size_t size, int deep); |
50 | |
51 | #ifdef REDIS_TEST |
52 | int intsetTest(int argc, char *argv[], int flags); |
53 | #endif |
54 | |
55 | #endif // __INTSET_H |
56 | |