From 56ac3fcdc511d124ad058412021ead21bbbcf4bf Mon Sep 17 00:00:00 2001 From: van Hauser Date: Wed, 14 Oct 2020 15:30:30 +0200 Subject: configurable testcache with malloc (#581) * cache item number to cache memory size * reload testcase if trimming changed the size * fix splicing selection * slim splicing * import sync fix * write testcache stats to fuzzer_stats * fix new seed selection algo * malloc+read instead of mmap * fix * testcache is configurable now and no reference counts * fixes compilation, test script * fixes * switch TEST_CC to afl-cc in makefile * code format * fix * fix crash * fix crash * fix env help output * remove unnecessary pointer resets * fix endless loop bug * actually use the cache if set * one more fix * increase default cache entries, add default cache size value to config.h Co-authored-by: hexcoder- --- src/afl-fuzz-run.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src/afl-fuzz-run.c') diff --git a/src/afl-fuzz-run.c b/src/afl-fuzz-run.c index ee22b0f6..ab870319 100644 --- a/src/afl-fuzz-run.c +++ b/src/afl-fuzz-run.c @@ -692,6 +692,8 @@ void sync_fuzzers(afl_state_t *afl) { u8 trim_case(afl_state_t *afl, struct queue_entry *q, u8 *in_buf) { + u32 orig_len = q->len; + /* Custom mutator trimmer */ if (afl->custom_mutators_count) { @@ -709,6 +711,8 @@ u8 trim_case(afl_state_t *afl, struct queue_entry *q, u8 *in_buf) { }); + if (orig_len != q->len) { queue_testcase_retake(afl, q, orig_len); } + if (custom_trimmed) return trimmed_case; } @@ -842,6 +846,8 @@ u8 trim_case(afl_state_t *afl, struct queue_entry *q, u8 *in_buf) { close(fd); + if (orig_len != q->len) queue_testcase_retake(afl, q, orig_len); + memcpy(afl->fsrv.trace_bits, afl->clean_trace, afl->fsrv.map_size); update_bitmap_score(afl, q); -- cgit 1.4.1