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add introspection

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This commit is contained in:
vanhauser-thc 2021-03-27 12:50:57 +01:00
parent eda1ee0807
commit 1edc3ece61
2 changed files with 16 additions and 11 deletions
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20
src/afl-fuzz-one.c
View File

@ -2376,8 +2376,7 @@ havoc_stage:
#ifdef INTROSPECTION
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " CLONE-%s-%u-%u-%u",
actually_clone ? "clone" : "insert", clone_from, clone_to,
clone_len);
"clone", clone_from, clone_to, clone_len);
strcat(afl->mutation, afl->m_tmp);
#endif
u8 *new_buf =
@ -2416,9 +2415,8 @@ havoc_stage:
u32 clone_to = rand_below(afl, temp_len);
#ifdef INTROSPECTION
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " CLONE-%s-%u-%u-%u",
actually_clone ? "clone" : "insert", clone_from, clone_to,
clone_len);
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " CLONE-%s-%u-%u",
"insert", clone_to, clone_len);
strcat(afl->mutation, afl->m_tmp);
#endif
u8 *new_buf =
@ -2485,8 +2483,8 @@ havoc_stage:
u32 copy_to = rand_below(afl, temp_len - copy_len + 1);
#ifdef INTROSPECTION
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " OVERWRITE_FIXED-%u-%u-%u",
copy_from, copy_to, copy_len);
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " OVERWRITE_FIXED-%u-%u",
copy_to, copy_len);
strcat(afl->mutation, afl->m_tmp);
#endif
memset(out_buf + copy_to,
@ -2600,8 +2598,8 @@ havoc_stage:
u32 insert_at = rand_below(afl, temp_len - extra_len + 1);
#ifdef INTROSPECTION
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " AUTO_EXTRA_OVERWRITE-%u-%u",
insert_at, extra_len);
snprintf(afl->m_tmp, sizeof(afl->m_tmp),
" AUTO_EXTRA_OVERWRITE-%u-%u", insert_at, extra_len);
strcat(afl->mutation, afl->m_tmp);
#endif
memcpy(out_buf + insert_at, afl->a_extras[use_extra].data,
@ -2618,8 +2616,8 @@ havoc_stage:
u8 *ptr = afl->a_extras[use_extra].data;
u32 insert_at = rand_below(afl, temp_len + 1);
#ifdef INTROSPECTION
snprintf(afl->m_tmp, sizeof(afl->m_tmp), " AUTO_EXTRA_INSERT-%u-%u",
insert_at, extra_len);
snprintf(afl->m_tmp, sizeof(afl->m_tmp),
" AUTO_EXTRA_INSERT-%u-%u", insert_at, extra_len);
strcat(afl->mutation, afl->m_tmp);
#endif

7
src/afl-fuzz.c
View File

@ -1980,6 +1980,13 @@ int main(int argc, char **argv_orig, char **envp) {
}
#ifdef INTROSPECTION
fprintf(afl->introspection_file,
"CYCLE cycle=%llu cycle_wo_finds=%llu expand_havoc=%u queue=%u\n",
afl->queue_cycle, afl->cycles_wo_finds, afl->expand_havoc,
afl->queued_paths);
#endif
if (afl->cycle_schedules) {
/* we cannot mix non-AFLfast schedules with others */