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Diffstat (limited to 'contributed')
| -rw-r--r-- | contributed/libfuzzer-onig.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/contributed/libfuzzer-onig.cpp b/contributed/libfuzzer-onig.cpp new file mode 100644 index 0000000..984110d --- /dev/null +++ b/contributed/libfuzzer-onig.cpp @@ -0,0 +1,31 @@ +/* libfuzzer test code for oniguruma + * author: Hanno Böck, license: CC0/public domain + +Usage: +* compile oniguruma with something like + ./configure CC=clang LD=clang CFLAGS="-fsanitize-coverage=edge -fsanitize=address" \ + LDFLAGS="-fsanitize-coverage=edge -fsanitize=address" +* Compile libfuzzer stub and link against static libonig.a and libFuzzer.a: + clang++ libfuzzer-onig.cpp src/.libs/libonig.a libFuzzer.a -o libfuzzer-onig \ + -fsanitize-coverage=edge -fsanitize=address +* Put sample patterns in directory "in/" +* Run + ./libfuzzer-onig in + +Consult libfuzzer docs for further details and how to create libFuzzer.a: +http://llvm.org/docs/LibFuzzer.html + + */ +#include <stdint.h> +#include <string.h> +#include <oniguruma.h> + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t * Data, size_t Size) +{ + regex_t *reg; + if (onig_new + (®, Data, Data + Size, ONIG_OPTION_DEFAULT, ONIG_ENCODING_UTF8, + ONIG_SYNTAX_DEFAULT, 0) == 0) + onig_free(reg); + return 0; +} |