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Exit on time (#904)

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* Variable AFL_EXIT_ON_TIME description has been added.
Variables AFL_EXIT_ON_TIME and afl_exit_on_time has been added.
afl->exit_on_time variable initialization has been added.
The asignment of a value to the afl->afl_env.afl_exit_on_time variable from
environment variables has been added.
Code to exit on timeout if new path not found has been added.

* Type of afl_exit_on_time variable has been changed.
Variable exit_on_time has been added to the afl_state_t structure.

* Command `export AFL_EXIT_WHEN_DONE=1` has been added.

* Millisecond to second conversion has been added.
Call get_cur_time() has been added.

* Revert to using the saved current time value.

* Useless check has been removed.
This commit is contained in:
Roman M. Iudichev
2021-05-07 18:32:17 +03:00
committed by GitHub
parent 2fd9629478
commit 069e61dfc6
8 changed files with 36 additions and 2 deletions
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5
include/afl-fuzz.h
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@ -392,7 +392,7 @@ typedef struct afl_env_vars {
*afl_max_det_extras, *afl_statsd_host, *afl_statsd_port,
*afl_crash_exitcode, *afl_statsd_tags_flavor, *afl_testcache_size,
*afl_testcache_entries, *afl_kill_signal, *afl_target_env,
*afl_persistent_record;
*afl_persistent_record, *afl_exit_on_time;
} afl_env_vars_t;
@ -575,7 +575,8 @@ typedef struct afl_state {
last_sync_cycle, /* Cycle no. of the last sync */
last_path_time, /* Time for most recent path (ms) */
last_crash_time, /* Time for most recent crash (ms) */
last_hang_time; /* Time for most recent hang (ms) */
last_hang_time, /* Time for most recent hang (ms) */
exit_on_time; /* Delay to exit if no new paths */
u32 slowest_exec_ms, /* Slowest testcase non hang in ms */
subseq_tmouts; /* Number of timeouts in a row */