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ac61f90625
The commit improves ziplistRepr() and adds a new debugging subcommand so that we can trigger the dump directly from the Redis API. This command capability was used while investigating issue #3684.
58 lines
2.9 KiB
C
58 lines
2.9 KiB
C
/*
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* Copyright (c) 2009-2012, Pieter Noordhuis <pcnoordhuis at gmail dot com>
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* Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Redis nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _ZIPLIST_H
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#define _ZIPLIST_H
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#define ZIPLIST_HEAD 0
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#define ZIPLIST_TAIL 1
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unsigned char *ziplistNew(void);
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unsigned char *ziplistMerge(unsigned char **first, unsigned char **second);
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unsigned char *ziplistPush(unsigned char *zl, unsigned char *s, unsigned int slen, int where);
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unsigned char *ziplistIndex(unsigned char *zl, int index);
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unsigned char *ziplistNext(unsigned char *zl, unsigned char *p);
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unsigned char *ziplistPrev(unsigned char *zl, unsigned char *p);
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unsigned int ziplistGet(unsigned char *p, unsigned char **sval, unsigned int *slen, long long *lval);
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unsigned char *ziplistInsert(unsigned char *zl, unsigned char *p, unsigned char *s, unsigned int slen);
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unsigned char *ziplistDelete(unsigned char *zl, unsigned char **p);
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unsigned char *ziplistDeleteRange(unsigned char *zl, int index, unsigned int num);
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unsigned int ziplistCompare(unsigned char *p, unsigned char *s, unsigned int slen);
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unsigned char *ziplistFind(unsigned char *p, unsigned char *vstr, unsigned int vlen, unsigned int skip);
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unsigned int ziplistLen(unsigned char *zl);
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size_t ziplistBlobLen(unsigned char *zl);
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void ziplistRepr(unsigned char *zl);
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#ifdef REDIS_TEST
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int ziplistTest(int argc, char *argv[]);
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#endif
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#endif /* _ZIPLIST_H */
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