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forgot cleanup

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This commit is contained in:
van Hauser
2020-02-19 10:52:44 +01:00
parent 69898722cb
commit f9d7ad8e43
10 changed files with 65 additions and 51 deletions
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3
include/alloc-inl.h
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@ -141,8 +141,7 @@ static inline void* DFL_ck_realloc(void* orig, u32 size) {
static inline void* DFL_ck_realloc_block(void* orig, u32 size) {
if (orig)
size += ALLOC_BLK_INC;
if (orig) size += ALLOC_BLK_INC;
return DFL_ck_realloc(orig, size);

4
llvm_mode/afl-clang-fast.c
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@ -498,7 +498,9 @@ int main(int argc, char** argv, char** envp) {
exit(1);
} else if ((isatty(2) && !getenv("AFL_QUIET")) || getenv("AFL_DEBUG") != NULL) {
} else if ((isatty(2) && !getenv("AFL_QUIET")) ||
getenv("AFL_DEBUG") != NULL) {
#ifdef USE_TRACE_PC
SAYF(cCYA "afl-clang-fast" VERSION cRST

3
llvm_mode/afl-llvm-pass.so.cc
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@ -145,8 +145,6 @@ bool AFLCoverage::runOnModule(Module &M) {
char be_quiet = 0;
printf("DEBUG? %s\n", getenv("AFL_DEBUG"));
if ((isatty(2) && !getenv("AFL_QUIET")) || getenv("AFL_DEBUG") != NULL) {
SAYF(cCYA "afl-llvm-pass" VERSION cRST " by <lszekeres@google.com>\n");
@ -483,7 +481,6 @@ printf("DEBUG? %s\n", getenv("AFL_DEBUG"));
}
}
printf ("BEQUIET!\n");
return true;

4
llvm_mode/split-compares-pass.so.cc
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@ -1244,12 +1244,14 @@ bool SplitComparesTransform::runOnModule(Module &M) {
simplifyIntSignedness(M);
if (isatty(2) && getenv("AFL_QUIET") == NULL) {
errs() << "Split-compare-pass by laf.intel@gmail.com, extended by "
"heiko@hexco.de\n";
if (enableFPSplit)
errs() << "Split-floatingpoint-compare-pass: " << splitFPCompares(M)
<< " FP comparisons splitted\n";
<< " FP comparisons splitted\n";
}
switch (bitw) {

3
llvm_mode/split-switches-pass.so.cc
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@ -491,7 +491,8 @@ bool SplitSwitchesTransform::splitSwitches(Module &M) {
* less, don't bother with the code below. */
if (!SI->getNumCases() || bitw <= 8) {
if (isatty(2) && getenv("AFL_QUIET") == NULL) errs() << "skip trivial switch..\n";
if (isatty(2) && getenv("AFL_QUIET") == NULL)
errs() << "skip trivial switch..\n";
continue;
}

12
src/afl-fuzz-init.c
View File

@ -603,9 +603,11 @@ void perform_dry_run(char** argv) {
"binary. Also,\n"
" if you are using ASAN, see %s/notes_for_asan.md.\n\n"
" - In QEMU persistent mode the selected address(es) for the loop are not\n"
" - In QEMU persistent mode the selected address(es) for the "
"loop are not\n"
" properly cleaning up variables and memory. Try adding\n"
" AFL_QEMU_PERSISTENT_GPR=1 or select better addresses in the binary.\n\n"
" AFL_QEMU_PERSISTENT_GPR=1 or select better addresses in "
"the binary.\n\n"
MSG_FORK_ON_APPLE
@ -628,9 +630,11 @@ void perform_dry_run(char** argv) {
"interesting\n"
" inputs - but not ones that cause an outright crash.\n\n"
" - In QEMU persistent mode the selected address(es) for the loop are not\n"
" - In QEMU persistent mode the selected address(es) for the "
"loop are not\n"
" properly cleaning up variables and memory. Try adding\n"
" AFL_QEMU_PERSISTENT_GPR=1 or select better addresses in the binary.\n\n"
" AFL_QEMU_PERSISTENT_GPR=1 or select better addresses in "
"the binary.\n\n"
MSG_FORK_ON_APPLE

25
src/afl-fuzz.c
View File

@ -113,7 +113,8 @@ static void usage(u8* argv0) {
" pacemaker mode (minutes of no new paths, 0 = "
"immediately).\n"
" a recommended value is 10-60. see docs/README.MOpt\n"
" -c program - enable CmpLog by specifying a binary compiled for it.\n"
" -c program - enable CmpLog by specifying a binary compiled for "
"it.\n"
" if using QEMU, just use -c 0.\n\n"
"Fuzzing behavior settings:\n"
@ -830,23 +831,29 @@ int main(int argc, char** argv, char** envp) {
if ((tmp_dir = getenv("AFL_TMPDIR")) != NULL && !in_place_resume) {
char tmpfile[file_extension
? strlen(tmp_dir) + 1 + 10 + 1 + strlen(file_extension) + 1
: strlen(tmp_dir) + 1 + 10 + 1];
? strlen(tmp_dir) + 1 + 10 + 1 + strlen(file_extension) + 1
: strlen(tmp_dir) + 1 + 10 + 1];
if (file_extension) {
sprintf(tmpfile, "%s/.cur_input.%s", tmp_dir, file_extension);
} else {
sprintf(tmpfile, "%s/.cur_input", tmp_dir);
}
if (access(tmpfile, F_OK) !=
-1) // there is still a race condition here, but well ...
FATAL("AFL_TMPDIR already has an existing temporary input file: %s - if this is not from another instance, then just remove the file.",
tmpfile);
FATAL(
"AFL_TMPDIR already has an existing temporary input file: %s - if "
"this is not from another instance, then just remove the file.",
tmpfile);
} else
tmp_dir = out_dir;
/* If we don't have a file name chosen yet, use a safe default. */
if (!out_file) {
@ -884,11 +891,13 @@ int main(int argc, char** argv, char** envp) {
if (!out_file) setup_stdio_file();
if (cmplog_binary) {
if (unicorn_mode)
FATAL("CmpLog and Unicorn mode are not compatible at the moment, sorry");
if (!qemu_mode)
check_binary(cmplog_binary);
if (!qemu_mode) check_binary(cmplog_binary);
}
check_binary(argv[optind]);
start_time = get_cur_time();

50
src/afl-gcc.c
View File

@ -342,31 +342,30 @@ static void edit_params(u32 argc, char** argv) {
int main(int argc, char** argv) {
char *env_info =
"Environment variables used by afl-gcc:\n"
"AFL_CC: path to the C compiler to use\n"
"AFL_CXX: path to the C++ compiler to use\n"
"AFL_GCJ: path to the java compiler to use\n"
"AFL_PATH: path to the instrumenting assembler\n"
"AFL_DONT_OPTIMIZE: disable optimization instead of -O3\n"
"AFL_NO_BUILTIN: compile for use with libtokencap.so\n"
"AFL_QUIET: suppress verbose output\n"
"AFL_CAL_FAST: speed up the initial calibration\n"
"AFL_HARDEN: adds code hardening to catch memory bugs\n"
"AFL_USE_ASAN: activate address sanitizer\n"
"AFL_USE_MSAN: activate memory sanitizer\n"
"AFL_USE_UBSAN: activate undefined behaviour sanitizer\n"
char* env_info =
"Environment variables used by afl-gcc:\n"
"AFL_CC: path to the C compiler to use\n"
"AFL_CXX: path to the C++ compiler to use\n"
"AFL_GCJ: path to the java compiler to use\n"
"AFL_PATH: path to the instrumenting assembler\n"
"AFL_DONT_OPTIMIZE: disable optimization instead of -O3\n"
"AFL_NO_BUILTIN: compile for use with libtokencap.so\n"
"AFL_QUIET: suppress verbose output\n"
"AFL_CAL_FAST: speed up the initial calibration\n"
"AFL_HARDEN: adds code hardening to catch memory bugs\n"
"AFL_USE_ASAN: activate address sanitizer\n"
"AFL_USE_MSAN: activate memory sanitizer\n"
"AFL_USE_UBSAN: activate undefined behaviour sanitizer\n"
"\nEnvironment variables used by afl-as (called by afl-gcc):\n"
"AFL_AS: path to the assembler to use\n"
"TMPDIR: set the directory for temporary files of afl-as\n"
"TEMP: fall back path to directory for temporary files\n"
"TMP: fall back path to directory for temporary files\n"
"AFL_INST_RATIO: percentage of branches to instrument\n"
"AFL_QUIET: suppress verbose output\n"
"AFL_KEEP_ASSEMBLY: leave instrumented assembly files\n"
"AFL_AS_FORCE_INSTRUMENT: force instrumentation for asm sources\n"
;
"\nEnvironment variables used by afl-as (called by afl-gcc):\n"
"AFL_AS: path to the assembler to use\n"
"TMPDIR: set the directory for temporary files of afl-as\n"
"TEMP: fall back path to directory for temporary files\n"
"TMP: fall back path to directory for temporary files\n"
"AFL_INST_RATIO: percentage of branches to instrument\n"
"AFL_QUIET: suppress verbose output\n"
"AFL_KEEP_ASSEMBLY: leave instrumented assembly files\n"
"AFL_AS_FORCE_INSTRUMENT: force instrumentation for asm sources\n";
if (argc == 2 && strcmp(argv[1], "-h") == 0) {
@ -410,7 +409,8 @@ int main(int argc, char** argv) {
"Setting AFL_HARDEN enables hardening optimizations in the compiled "
"code.\n\n%s"
, BIN_PATH, BIN_PATH, env_info);
,
BIN_PATH, BIN_PATH, env_info);
exit(1);