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fix compare function of ziplist to only load integer from ziplist when it is encoded as integer

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This commit is contained in:
Pieter Noordhuis 2010-05-22 21:49:36 +02:00
parent 6205b46387
commit c4aace9003
1 changed files with 10 additions and 5 deletions
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15
ziplist.c
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@ -374,19 +374,24 @@ unsigned int ziplistCompare(unsigned char *p, unsigned char *entry, unsigned int
if (*p == ZIP_END) return 0;
zlen = zipDecodeLength(p,&lensize);
if (zipTryEncoding(entry,&eval,&encoding)) {
/* Do integer compare */
zval = zipLoadInteger(p+lensize,ZIP_ENCODING(p));
return zval == eval;
} else {
if (ZIP_ENCODING(p) == ZIP_ENC_RAW) {
/* Raw compare */
if (zlen == elen) {
return memcmp(p+lensize,entry,elen) == 0;
} else {
return 0;
}
} else {
if (zipTryEncoding(entry,&eval,&encoding)) {
/* Do integer compare */
zval = zipLoadInteger(p+lensize,ZIP_ENCODING(p));
return zval == eval;
} else {
/* Ziplist entry is integer encoded, but given entry is not. */
}
}
return 0;
}
/* Return length of ziplist. */
unsigned int ziplistLen(unsigned char *zl) {