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Return error when min and/or max in the sorted set range spec is not a double

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This commit is contained in:
Pieter Noordhuis
2010-10-13 21:58:21 +02:00
parent 91504b6cbe
commit 7236fdb22f
2 changed files with 30 additions and 7 deletions
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25
src/t_zset.c
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@ -307,7 +307,8 @@ zskiplistNode* zslistTypeGetElementByRank(zskiplist *zsl, unsigned long rank) {
}
/* Populate the rangespec according to the objects min and max. */
int zslParseRange(robj *min, robj *max, zrangespec *spec) {
static int zslParseRange(robj *min, robj *max, zrangespec *spec) {
char *eptr;
spec->minex = spec->maxex = 0;
/* Parse the min-max interval. If one of the values is prefixed
@ -318,20 +319,24 @@ int zslParseRange(robj *min, robj *max, zrangespec *spec) {
spec->min = (long)min->ptr;
} else {
if (((char*)min->ptr)[0] == '(') {
spec->min = strtod((char*)min->ptr+1,NULL);
spec->min = strtod((char*)min->ptr+1,&eptr);
if (eptr[0] != '\0' || isnan(spec->min)) return REDIS_ERR;
spec->minex = 1;
} else {
spec->min = strtod((char*)min->ptr,NULL);
spec->min = strtod((char*)min->ptr,&eptr);
if (eptr[0] != '\0' || isnan(spec->min)) return REDIS_ERR;
}
}
if (max->encoding == REDIS_ENCODING_INT) {
spec->max = (long)max->ptr;
} else {
if (((char*)max->ptr)[0] == '(') {
spec->max = strtod((char*)max->ptr+1,NULL);
spec->max = strtod((char*)max->ptr+1,&eptr);
if (eptr[0] != '\0' || isnan(spec->max)) return REDIS_ERR;
spec->maxex = 1;
} else {
spec->max = strtod((char*)max->ptr,NULL);
spec->max = strtod((char*)max->ptr,&eptr);
if (eptr[0] != '\0' || isnan(spec->max)) return REDIS_ERR;
}
}
@ -481,7 +486,10 @@ void zremrangebyscoreCommand(redisClient *c) {
zset *zs;
/* Parse the range arguments. */
zslParseRange(c->argv[2],c->argv[3],&range);
if (zslParseRange(c->argv[2],c->argv[3],&range) != REDIS_OK) {
addReplyError(c,"min or max is not a double");
return;
}
if ((o = lookupKeyWriteOrReply(c,c->argv[1],shared.czero)) == NULL ||
checkType(c,o,REDIS_ZSET)) return;
@ -838,7 +846,10 @@ void genericZrangebyscoreCommand(redisClient *c, int reverse, int justcount) {
void *replylen = NULL;
/* Parse the range arguments. */
zslParseRange(c->argv[2],c->argv[3],&range);
if (zslParseRange(c->argv[2],c->argv[3],&range) != REDIS_OK) {
addReplyError(c,"min or max is not a double");
return;
}
/* Parse optional extra arguments. Note that ZCOUNT will exactly have
* 4 arguments, so we'll never enter the following code path. */