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| author | Kostya Serebryany <kcc@google.com> | 2015-07-30 01:34:58 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2015-07-30 01:34:58 +0000 |
| commit | 0e776a2250e0c269aefae5d04598199545ce9bd2 (patch) | |
| tree | eb37d8e42180b468b84f5f7e281a369bcc3c3254 /llvm/lib/Fuzzer/test/MemcmpTest.cpp | |
| parent | 00bd0a403419952b46ae2e679dc71f8d044f115c (diff) | |
| download | llvm-0e776a2250e0c269aefae5d04598199545ce9bd2.zip llvm-0e776a2250e0c269aefae5d04598199545ce9bd2.tar.gz llvm-0e776a2250e0c269aefae5d04598199545ce9bd2.tar.bz2 | |
[libFuzzer] implement memcmp hook for data-flow-guided fuzzing (w/o dfsan), extend the memcmp fuzzer test
llvm-svn: 243603
Diffstat (limited to 'llvm/lib/Fuzzer/test/MemcmpTest.cpp')
| -rw-r--r-- | llvm/lib/Fuzzer/test/MemcmpTest.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/lib/Fuzzer/test/MemcmpTest.cpp b/llvm/lib/Fuzzer/test/MemcmpTest.cpp index 510a243..cabdff8f 100644 --- a/llvm/lib/Fuzzer/test/MemcmpTest.cpp +++ b/llvm/lib/Fuzzer/test/MemcmpTest.cpp @@ -5,8 +5,13 @@ #include <cstdlib> extern "C" void LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + // TODO: check other sizes. if (Size >= 8 && memcmp(Data, "01234567", 8) == 0) { - fprintf(stderr, "BINGO\n"); - exit(1); + if (Size >= 12 && memcmp(Data + 8, "ABCD", 4) == 0) { + if (Size >= 14 && memcmp(Data + 12, "XY", 2) == 0) { + fprintf(stderr, "BINGO\n"); + exit(1); + } + } } } |