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author | van Hauser <vh@thc.org> | 2020-06-17 15:05:14 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2020-06-17 15:05:14 +0200 |
commit | 0dc9967984df3f9c250d4c27b6de1cbd4cac3eb3 (patch) | |
tree | ca6096f1d22ba87c262bdeaf57455520ef3143e2 /examples/aflpp_driver | |
parent | 12bdefe00e38cdc3dd8cb028eeac325ab2e94e16 (diff) | |
parent | 889e54eab858b1928f74a8c179b32275b62f2286 (diff) | |
download | afl++-0dc9967984df3f9c250d4c27b6de1cbd4cac3eb3.tar.gz |
Merge pull request #403 from AFLplusplus/dev
push to master
Diffstat (limited to 'examples/aflpp_driver')
-rw-r--r-- | examples/aflpp_driver/GNUmakefile | 5 | ||||
-rw-r--r-- | examples/aflpp_driver/aflpp_driver.cpp | 10 | ||||
-rw-r--r-- | examples/aflpp_driver/aflpp_driver_test.cpp | 8 |
3 files changed, 16 insertions, 7 deletions
diff --git a/examples/aflpp_driver/GNUmakefile b/examples/aflpp_driver/GNUmakefile index 7ddfc485..a4969a88 100644 --- a/examples/aflpp_driver/GNUmakefile +++ b/examples/aflpp_driver/GNUmakefile @@ -18,9 +18,8 @@ libAFLDriver.a: aflpp_driver.o ar ru libAFLDriver.a aflpp_driver.o debug: - $(LLVM_BINDIR)clang++ -D_DEBUG=\"1\" $(FLAGS) -stdlib=libc++ -funroll-loops -std=c++11 -c aflpp_driver.cpp + $(LLVM_BINDIR)clang++ -I../../include -D_DEBUG=\"1\" $(FLAGS) -stdlib=libc++ -funroll-loops -std=c++11 -c aflpp_driver.cpp ar ru libAFLDriver.a aflpp_driver.o - aflpp_qemu_driver.o: aflpp_qemu_driver.c $(LLVM_BINDIR)clang $(FLAGS) -O0 -funroll-loops -c aflpp_qemu_driver.c @@ -35,7 +34,7 @@ aflpp_qemu_driver_hook.o: aflpp_qemu_driver_hook.c $(LLVM_BINDIR)clang -fPIC $(FLAGS) -funroll-loops -c aflpp_qemu_driver_hook.c test: libAFLDriver.a aflpp_driver_test.cpp - afl-clang-fast++ -Wl,--allow-multiple-definition -stdlib=libc++ -funroll-loops -std=c++11 -o aflpp_driver_test aflpp_driver_test.cpp libAFLDriver.a + afl-clang-fast++ -I../../include -Wl,--allow-multiple-definition -stdlib=libc++ -funroll-loops -std=c++11 -o aflpp_driver_test aflpp_driver_test.cpp libAFLDriver.a clean: rm -f *.o libAFLDriver*.a libAFLQemuDriver.a aflpp_qemu_driver_hook.so *~ core aflpp_driver_test diff --git a/examples/aflpp_driver/aflpp_driver.cpp b/examples/aflpp_driver/aflpp_driver.cpp index a60eb264..cf96dc4f 100644 --- a/examples/aflpp_driver/aflpp_driver.cpp +++ b/examples/aflpp_driver/aflpp_driver.cpp @@ -54,6 +54,10 @@ If 1, close stdout at startup. If 2 close stderr; if 3 close both. #include <iostream> #include <vector> +#ifdef _DEBUG +#include "hash.h" +#endif + // Platform detection. Copied from FuzzerInternal.h #ifdef __linux__ #define LIBFUZZER_LINUX 1 @@ -273,7 +277,11 @@ int main(int argc, char **argv) { int num_runs = 0; while (__afl_persistent_loop(N)) { #ifdef _DEBUG - fprintf(stderr, "len: %u\n", *__afl_fuzz_len); + fprintf(stderr, "CLIENT crc: %08x len: %u\n", hash32(__afl_fuzz_ptr, *__afl_fuzz_len, 0xa5b35705), *__afl_fuzz_len); + fprintf(stderr, "RECV:"); + for (int i = 0; i < *__afl_fuzz_len; i++) + fprintf(stderr, "%02x", __afl_fuzz_ptr[i]); + fprintf(stderr,"\n"); #endif if (*__afl_fuzz_len) { num_runs++; diff --git a/examples/aflpp_driver/aflpp_driver_test.cpp b/examples/aflpp_driver/aflpp_driver_test.cpp index 81aa9db4..799c743d 100644 --- a/examples/aflpp_driver/aflpp_driver_test.cpp +++ b/examples/aflpp_driver/aflpp_driver_test.cpp @@ -1,19 +1,21 @@ #include <stdio.h> #include <stdlib.h> #include <stdint.h> +#include "hash.h" extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { - fprintf(stderr, "Received size %lu\n", Size); + fprintf(stderr, "FUNC crc: %08x len: %lu\n", hash32(Data, Size, 0xa5b35705), Size); - if (Size < 4) + if (Size < 5) return 0; if (Data[0] == 'F') if (Data[1] == 'A') if (Data[2] == '$') if (Data[3] == '$') - abort(); + if (Data[4] == '$') + abort(); return 0; |