diff options
Diffstat (limited to 'test/fuzzer/StrcmpTest.cpp')
-rw-r--r-- | test/fuzzer/StrcmpTest.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/fuzzer/StrcmpTest.cpp b/test/fuzzer/StrcmpTest.cpp new file mode 100644 index 000000000..81f041d91 --- /dev/null +++ b/test/fuzzer/StrcmpTest.cpp @@ -0,0 +1,32 @@ +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. + +// Break through a series of strcmp. +#include <cassert> +#include <cstdint> +#include <cstdio> +#include <cstdlib> +#include <cstring> + +bool Eq(const uint8_t *Data, size_t Size, const char *Str) { + char Buff[1024]; + size_t Len = strlen(Str); + if (Size < Len) return false; + if (Len >= sizeof(Buff)) return false; + memcpy(Buff, (const char*)Data, Len); + Buff[Len] = 0; + int res = strcmp(Buff, Str); + return res == 0; +} + +extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { + if (Eq(Data, Size, "ABC") && + Size >= 3 && Eq(Data + 3, Size - 3, "QWER") && + Size >= 7 && Eq(Data + 7, Size - 7, "ZXCVN") && + Size >= 14 && Data[13] == 42 + ) { + fprintf(stderr, "BINGO\n"); + exit(1); + } + return 0; +} |