diff options
Diffstat (limited to 'comm/third_party/botan/src/fuzzer/asn1.cpp')
-rw-r--r-- | comm/third_party/botan/src/fuzzer/asn1.cpp | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/fuzzer/asn1.cpp b/comm/third_party/botan/src/fuzzer/asn1.cpp new file mode 100644 index 0000000000..89073991d1 --- /dev/null +++ b/comm/third_party/botan/src/fuzzer/asn1.cpp @@ -0,0 +1,43 @@ +/* +* (C) 2016,2017 Jack Lloyd +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#include "fuzzers.h" +#include <botan/asn1_print.h> +#include <fstream> + +class ASN1_Parser final : public Botan::ASN1_Formatter + { + public: + ASN1_Parser() : Botan::ASN1_Formatter(true, 64) {} + + protected: + std::string format(Botan::ASN1_Tag, Botan::ASN1_Tag, size_t, size_t, + const std::string&) const override + { + return ""; + } + + std::string format_bin(Botan::ASN1_Tag, Botan::ASN1_Tag, + const std::vector<uint8_t>&) const override + { + return ""; + } + }; + +void fuzz(const uint8_t in[], size_t len) + { + try + { + /* + * Here we use an uninitialized ofstream so the fuzzer doesn't spend time + * on actual output formatting, no memory is allocated, etc. + */ + std::ofstream out; + ASN1_Parser printer; + printer.print_to_stream(out, in, len); + } + catch(Botan::Exception& e) { } + } |