aboutsummaryrefslogtreecommitdiff
path: root/examples/redis-unstable/src/listpack.h
diff options
context:
space:
mode:
authorMitja Felicijan <mitja.felicijan@gmail.com>2026-01-21 22:52:54 +0100
committerMitja Felicijan <mitja.felicijan@gmail.com>2026-01-21 22:52:54 +0100
commitdcacc00e3750300617ba6e16eb346713f91a783a (patch)
tree38e2d4fb5ed9d119711d4295c6eda4b014af73fd /examples/redis-unstable/src/listpack.h
parent58dac10aeb8f5a041c46bddbeaf4c7966a99b998 (diff)
downloadcrep-dcacc00e3750300617ba6e16eb346713f91a783a.tar.gz
Remove testing data
Diffstat (limited to 'examples/redis-unstable/src/listpack.h')
-rw-r--r--examples/redis-unstable/src/listpack.h97
1 files changed, 0 insertions, 97 deletions
diff --git a/examples/redis-unstable/src/listpack.h b/examples/redis-unstable/src/listpack.h
deleted file mode 100644
index 06723d2..0000000
--- a/examples/redis-unstable/src/listpack.h
+++ /dev/null
@@ -1,97 +0,0 @@
1/* Listpack -- A lists of strings serialization format
2 *
3 * This file implements the specification you can find at:
4 *
5 * https://github.com/antirez/listpack
6 *
7 * Copyright (c) 2017-Present, Redis Ltd.
8 * All rights reserved.
9 *
10 * Licensed under your choice of (a) the Redis Source Available License 2.0
11 * (RSALv2); or (b) the Server Side Public License v1 (SSPLv1); or (c) the
12 * GNU Affero General Public License v3 (AGPLv3).
13 */
14
15#ifndef __LISTPACK_H
16#define __LISTPACK_H
17
18#include <stdlib.h>
19#include <stdint.h>
20
21#define LP_INTBUF_SIZE 21 /* 20 digits of -2^63 + 1 null term = 21. */
22
23/* lpInsert() where argument possible values: */
24#define LP_BEFORE 0
25#define LP_AFTER 1
26#define LP_REPLACE 2
27
28/* Each entry in the listpack is either a string or an integer. */
29typedef struct {
30 /* When string is used, it is provided with the length (slen). */
31 unsigned char *sval;
32 uint32_t slen;
33 /* When integer is used, 'sval' is NULL, and lval holds the value. */
34 long long lval;
35} listpackEntry;
36
37unsigned char *lpNew(size_t capacity);
38void lpFree(unsigned char *lp);
39unsigned char* lpShrinkToFit(unsigned char *lp);
40unsigned char *lpInsertString(unsigned char *lp, unsigned char *s, uint32_t slen,
41 unsigned char *p, int where, unsigned char **newp);
42unsigned char *lpInsertInteger(unsigned char *lp, long long lval,
43 unsigned char *p, int where, unsigned char **newp);
44unsigned char *lpPrepend(unsigned char *lp, unsigned char *s, uint32_t slen);
45unsigned char *lpPrependInteger(unsigned char *lp, long long lval);
46unsigned char *lpAppend(unsigned char *lp, unsigned char *s, uint32_t slen);
47unsigned char *lpAppendInteger(unsigned char *lp, long long lval);
48unsigned char *lpReplace(unsigned char *lp, unsigned char **p, unsigned char *s, uint32_t slen);
49unsigned char *lpReplaceInteger(unsigned char *lp, unsigned char **p, long long lval);
50unsigned char *lpDelete(unsigned char *lp, unsigned char *p, unsigned char **newp);
51unsigned char *lpDeleteRangeWithEntry(unsigned char *lp, unsigned char **p, unsigned long num);
52unsigned char *lpDeleteRange(unsigned char *lp, long index, unsigned long num);
53unsigned char *lpBatchAppend(unsigned char *lp, listpackEntry *entries, unsigned long len);
54unsigned char *lpBatchInsert(unsigned char *lp, unsigned char *p, int where,
55 listpackEntry *entries, unsigned int len, unsigned char **newp);
56unsigned char *lpBatchDelete(unsigned char *lp, unsigned char **ps, unsigned long count);
57unsigned char *lpMerge(unsigned char **first, unsigned char **second);
58unsigned char *lpDup(unsigned char *lp);
59unsigned long lpLength(unsigned char *lp);
60unsigned char *lpGet(unsigned char *p, int64_t *count, unsigned char *intbuf);
61unsigned char *lpGetValue(unsigned char *p, unsigned int *slen, long long *lval);
62int lpGetIntegerValue(unsigned char *p, long long *lval);
63unsigned char *lpFind(unsigned char *lp, unsigned char *p, unsigned char *s, uint32_t slen, unsigned int skip);
64typedef int (*lpCmp)(const unsigned char *lp, unsigned char *p, void *user, unsigned char *s, long long slen);
65unsigned char *lpFindCb(unsigned char *lp, unsigned char *p, void *user, lpCmp cmp, unsigned int skip);
66unsigned char *lpFirst(unsigned char *lp);
67unsigned char *lpLast(unsigned char *lp);
68unsigned char *lpNext(unsigned char *lp, unsigned char *p);
69unsigned char *lpNextWithBytes(unsigned char *lp, unsigned char *p, const size_t lpbytes);
70unsigned char *lpPrev(unsigned char *lp, unsigned char *p);
71size_t lpBytes(unsigned char *lp);
72size_t lpEntrySizeInteger(long long lval);
73size_t lpEstimateBytesRepeatedInteger(long long lval, unsigned long rep);
74unsigned char *lpSeek(unsigned char *lp, long index);
75typedef int (*listpackValidateEntryCB)(unsigned char *p, unsigned int head_count, void *userdata);
76int lpValidateIntegrity(unsigned char *lp, size_t size, int deep,
77 listpackValidateEntryCB entry_cb, void *cb_userdata);
78unsigned char *lpValidateFirst(unsigned char *lp);
79int lpValidateNext(unsigned char *lp, unsigned char **pp, size_t lpbytes);
80unsigned int lpCompare(unsigned char *p, unsigned char *s, uint32_t slen, long long *cached_longval, int *cached_valid);
81void lpRandomPair(unsigned char *lp, unsigned long total_count,
82 listpackEntry *key, listpackEntry *val, int tuple_len);
83void lpRandomPairs(unsigned char *lp, unsigned int count,
84 listpackEntry *keys, listpackEntry *vals, int tuple_len);
85unsigned int lpRandomPairsUnique(unsigned char *lp, unsigned int count,
86 listpackEntry *keys, listpackEntry *vals, int tuple_len);
87void lpRandomEntries(unsigned char *lp, unsigned int count, listpackEntry *entries);
88unsigned char *lpNextRandom(unsigned char *lp, unsigned char *p, unsigned int *index,
89 unsigned int remaining, int tuple_len);
90int lpSafeToAdd(unsigned char* lp, size_t add);
91void lpRepr(unsigned char *lp);
92
93#ifdef REDIS_TEST
94int listpackTest(int argc, char *argv[], int flags);
95#endif
96
97#endif