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This commit is contained in:
vanhauser-thc
2023-03-31 11:02:27 +02:00
parent 2d0d1e267e
commit be96253f52
4 changed files with 18 additions and 11 deletions
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10
src/afl-fuzz-bitmap.c
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@ -465,7 +465,8 @@ save_if_interesting(afl_state_t *afl, void *mem, u32 len, u8 fault) {
u8 fn[PATH_MAX];
u8 *queue_fn = "";
u8 new_bits = 0, keeping = 0, res, classified = 0, is_timeout = 0;
u8 new_bits = 0, keeping = 0, res, classified = 0, is_timeout = 0,
need_hash = 1;
s32 fd;
u64 cksum = 0;
@ -477,6 +478,7 @@ save_if_interesting(afl_state_t *afl, void *mem, u32 len, u8 fault) {
classify_counts(&afl->fsrv);
classified = 1;
need_hash = 0;
cksum = hash64(afl->fsrv.trace_bits, afl->fsrv.map_size, HASH_CONST);
@ -499,6 +501,8 @@ save_if_interesting(afl_state_t *afl, void *mem, u32 len, u8 fault) {
new_bits = has_new_bits_unclassified(afl, afl->virgin_bits);
if (unlikely(new_bits)) { classified = 1; }
}
if (likely(!new_bits)) {
@ -565,12 +569,12 @@ save_if_interesting(afl_state_t *afl, void *mem, u32 len, u8 fault) {
}
if (unlikely(!classified && new_bits)) {
if (unlikely(need_hash && new_bits)) {
/* due to classify counts we have to recalculate the checksum */
afl->queue_top->exec_cksum =
hash64(afl->fsrv.trace_bits, afl->fsrv.map_size, HASH_CONST);
classified = 1;
need_hash = 0;
}