Mercurial > hg
view contrib/fuzz/fuzzutil.h @ 43025:3518da504303
vfs: give all vfs an options attribute by default
Multiple code path assume vfs have an options attribute, including the vfs module
itself. So for consistency we explicitly add one to all vfs.
This will prevent various crash in the next changesets.
Differential Revision: https://phab.mercurial-scm.org/D6935
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Fri, 27 Sep 2019 05:17:30 +0200 |
parents | 36d55f90e2a3 |
children | 6f5c352f41b6 |
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#ifndef CONTRIB_FUZZ_FUZZUTIL_H #define CONTRIB_FUZZ_FUZZUTIL_H #include <iostream> #include <memory> #include <stdint.h> /* Try and use std::optional, but failing that assume we'll have a * workable https://abseil.io/ install on the include path to get * their backport of std::optional. */ #ifdef __has_include #if __has_include(<optional>) && __cplusplus >= 201703L #include <optional> #define CONTRIB_FUZZ_HAVE_STD_OPTIONAL #endif #endif #ifdef CONTRIB_FUZZ_HAVE_STD_OPTIONAL namespace contrib { using std::nullopt; using std::optional; } /* namespace contrib */ #else #include "third_party/absl/types/optional.h" namespace contrib { using absl::nullopt; using absl::optional; } /* namespace contrib */ #endif /* set DEBUG to 1 for a few debugging prints, or 2 for a lot */ #define DEBUG 0 #define LOG(level) \ if (level <= DEBUG) \ std::cout struct two_inputs { std::unique_ptr<char[]> right; size_t right_size; std::unique_ptr<char[]> left; size_t left_size; }; /* Split a non-zero-length input into two inputs. */ contrib::optional<two_inputs> SplitInputs(const uint8_t *Data, size_t Size); #endif /* CONTRIB_FUZZ_FUZZUTIL_H */