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Makes StringEqual() more safe by always compares lengths.

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This commit is contained in:
miloyip 2014-07-31 19:08:37 +08:00
parent 71ae5660ed
commit afe59a0db1
1 changed files with 3 additions and 2 deletions
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5
include/rapidjson/document.h
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@ -1281,8 +1281,9 @@ private:
bool StringEqual(const GenericValue& rhs) const {
RAPIDJSON_ASSERT(IsString());
RAPIDJSON_ASSERT(rhs.IsString());
return data_.s.str == rhs.data_.s.str || // fast path for constant string
((data_.s.length == rhs.data_.s.length) && memcmp(data_.s.str, rhs.data_.s.str, sizeof(Ch) * data_.s.length) == 0);
return data_.s.length == rhs.data_.s.length &&
(data_.s.str == rhs.data_.s.str // fast path for constant string
|| memcmp(data_.s.str, rhs.data_.s.str, sizeof(Ch) * data_.s.length) == 0);
}
Data data_;