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Verifier for FlexBuffers (#6977)

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* Verifier for FlexBuffers

* Verifier improvements & fuzzer
This commit is contained in:
Wouter van Oortmerssen
2021-12-10 14:59:08 -08:00
committed by GitHub
parent 705f27f6ee
commit e367ca32ad
11 changed files with 300 additions and 6 deletions
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5
include/flatbuffers/verifier.h
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@@ -254,6 +254,8 @@ class Verifier FLATBUFFERS_FINAL_CLASS {
// clang-format on
}
std::vector<bool> &GetReuseVector() { return reuse_tracker_; }
private:
const uint8_t *buf_;
size_t size_;
@@ -263,6 +265,9 @@ class Verifier FLATBUFFERS_FINAL_CLASS {
uoffset_t max_tables_;
mutable size_t upper_bound_;
bool check_alignment_;
// This is here for nested FlexBuffers, cheap if not touched.
// TODO: allow user to supply memory for this.
std::vector<bool> reuse_tracker_;
};
} // namespace flatbuffers