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This commit is contained in:
van Hauser
2020-03-09 12:21:54 +01:00
parent 188a6f5ec5
commit 988a32ced5
25 changed files with 1014 additions and 802 deletions
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38
src/afl-fuzz-bitmap.c
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@ -29,7 +29,7 @@
-B option, to focus a separate fuzzing session on a particular
interesting input without rediscovering all the others. */
void write_bitmap(afl_state_t *afl) {
void write_bitmap(afl_state_t* afl) {
u8* fname;
s32 fd;
@ -51,7 +51,7 @@ void write_bitmap(afl_state_t *afl) {
/* Read bitmap from file. This is for the -B option again. */
void read_bitmap(afl_state_t *afl, u8* fname) {
void read_bitmap(afl_state_t* afl, u8* fname) {
s32 fd = open(fname, O_RDONLY);
@ -71,7 +71,7 @@ void read_bitmap(afl_state_t *afl, u8* fname) {
This function is called after every exec() on a fairly large buffer, so
it needs to be fast. We do this in 32-bit and 64-bit flavors. */
u8 has_new_bits(afl_state_t *afl, u8* virgin_map) {
u8 has_new_bits(afl_state_t* afl, u8* virgin_map) {
#ifdef WORD_SIZE_64
@ -415,9 +415,9 @@ void minimize_bits(u8* dst, u8* src) {
/* Construct a file name for a new test case, capturing the operation
that led to its discovery. Uses a static buffer. */
u8* describe_op(afl_state_t *afl, u8 hnb) {
u8* describe_op(afl_state_t* afl, u8 hnb) {
u8 *ret = afl->describe_op_buf_256;
u8* ret = afl->describe_op_buf_256;
if (afl->syncing_party) {
@ -429,7 +429,8 @@ u8* describe_op(afl_state_t *afl, u8 hnb) {
sprintf(ret + strlen(ret), ",time:%llu", get_cur_time() - afl->start_time);
if (afl->splicing_with >= 0) sprintf(ret + strlen(ret), "+%06d", afl->splicing_with);
if (afl->splicing_with >= 0)
sprintf(ret + strlen(ret), "+%06d", afl->splicing_with);
sprintf(ret + strlen(ret), ",op:%s", afl->stage_short);
@ -439,7 +440,8 @@ u8* describe_op(afl_state_t *afl, u8 hnb) {
if (afl->stage_val_type != STAGE_VAL_NONE)
sprintf(ret + strlen(ret), ",val:%s%+d",
(afl->stage_val_type == STAGE_VAL_BE) ? "be:" : "", afl->stage_cur_val);
(afl->stage_val_type == STAGE_VAL_BE) ? "be:" : "",
afl->stage_cur_val);
} else
@ -457,7 +459,7 @@ u8* describe_op(afl_state_t *afl, u8 hnb) {
/* Write a message accompanying the crash directory :-) */
static void write_crash_readme(afl_state_t *afl) {
static void write_crash_readme(afl_state_t* afl) {
u8* fn = alloc_printf("%s/crashes/README.txt", afl->out_dir);
s32 fd;
@ -499,7 +501,7 @@ static void write_crash_readme(afl_state_t *afl) {
" https://github.com/vanhauser-thc/AFLplusplus\n\n",
afl->orig_cmdline, DMS(afl->fsrv.mem_limit << 20)); /* ignore errors */
afl->orig_cmdline, DMS(afl->fsrv.mem_limit << 20)); /* ignore errors */
fclose(f);
@ -509,7 +511,7 @@ static void write_crash_readme(afl_state_t *afl) {
save or queue the input test case for further analysis if so. Returns 1 if
entry is saved, 0 otherwise. */
u8 save_if_interesting(afl_state_t *afl, void* mem, u32 len, u8 fault) {
u8 save_if_interesting(afl_state_t* afl, void* mem, u32 len, u8 fault) {
if (len == 0) return 0;
@ -634,8 +636,8 @@ u8 save_if_interesting(afl_state_t *afl, void* mem, u32 len, u8 fault) {
#ifndef SIMPLE_FILES
fn = alloc_printf("%s/hangs/id:%06llu,%s", afl->out_dir, afl->unique_hangs,
describe_op(afl, 0));
fn = alloc_printf("%s/hangs/id:%06llu,%s", afl->out_dir,
afl->unique_hangs, describe_op(afl, 0));
#else
@ -678,19 +680,21 @@ u8 save_if_interesting(afl_state_t *afl, void* mem, u32 len, u8 fault) {
#ifndef SIMPLE_FILES
fn = alloc_printf("%s/crashes/id:%06llu,sig:%02u,%s", afl->out_dir,
afl->unique_crashes, afl->kill_signal, describe_op(afl, 0));
afl->unique_crashes, afl->kill_signal,
describe_op(afl, 0));
#else
fn = alloc_printf("%s/crashes/id_%06llu_%02u", afl->out_dir, afl->unique_crashes,
afl->kill_signal);
fn = alloc_printf("%s/crashes/id_%06llu_%02u", afl->out_dir,
afl->unique_crashes, afl->kill_signal);
#endif /* ^!SIMPLE_FILES */
++afl->unique_crashes;
if (afl->infoexec) { // if the user wants to be informed on new crashes - do
if (afl->infoexec) { // if the user wants to be informed on new crashes -
// do
#if !TARGET_OS_IPHONE
// that
// that
if (system(afl->infoexec) == -1)
hnb += 0; // we dont care if system errors, but we dont want a
// compiler warning either