diff options
| -rw-r--r-- | examples/aflpp_driver/aflpp_driver.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/examples/aflpp_driver/aflpp_driver.c b/examples/aflpp_driver/aflpp_driver.c index 35b4f67f..a3a78b4e 100644 --- a/examples/aflpp_driver/aflpp_driver.c +++ b/examples/aflpp_driver/aflpp_driver.c @@ -106,9 +106,6 @@ If 1, close stdout at startup. If 2 close stderr; if 3 close both. #error "Support for your platform has not been implemented" #endif -extern unsigned char *__afl_area_ptr; -// extern struct cmp_map *__afl_cmp_map; - // libFuzzer interface is thin, so we don't include any libFuzzer headers. int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size); __attribute__((weak)) int LLVMFuzzerInitialize(int *argc, char ***argv); @@ -248,24 +245,11 @@ static int ExecuteFilesOnyByOne(int argc, char **argv) { __attribute__((constructor(1))) void __afl_protect(void) { setenv("__AFL_DEFER_FORKSRV", "1", 1); - __afl_area_ptr = (unsigned char *)mmap( - (void *)0x10000, MAX_DUMMY_SIZE, PROT_READ | PROT_WRITE, - MAP_FIXED_NOREPLACE | MAP_SHARED | MAP_ANONYMOUS, -1, 0); - if ((uint64_t)__afl_area_ptr == -1) - __afl_area_ptr = (unsigned char *)mmap((void *)0x10000, MAX_DUMMY_SIZE, - PROT_READ | PROT_WRITE, - MAP_SHARED | MAP_ANONYMOUS, -1, 0); - if ((uint64_t)__afl_area_ptr == -1) - __afl_area_ptr = - (unsigned char *)mmap(NULL, MAX_DUMMY_SIZE, PROT_READ | PROT_WRITE, - MAP_SHARED | MAP_ANONYMOUS, -1, 0); - // __afl_cmp_map = (struct cmp_map *)__afl_area_ptr; } int main(int argc, char **argv) { - fprintf(stderr, "dummy map is at %p\n", __afl_area_ptr); unsigned char buf[1024000]; printf( @@ -304,8 +288,6 @@ int main(int argc, char **argv) { printf("WARNING: using the deprecated call style `%s %d`\n", argv[0], N); else if (argc > 1) { - munmap(__afl_area_ptr, MAX_DUMMY_SIZE); // we need to free 0x10000 - __afl_area_ptr = NULL; __afl_manual_init(); return ExecuteFilesOnyByOne(argc, argv); @@ -314,8 +296,6 @@ int main(int argc, char **argv) { assert(N > 0); // if (!getenv("AFL_DRIVER_DONT_DEFER")) - munmap(__afl_area_ptr, MAX_DUMMY_SIZE); - __afl_area_ptr = NULL; __afl_manual_init(); // Call LLVMFuzzerTestOneInput here so that coverage caused by initialization |