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improving on splice candidate check patch

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This commit is contained in:
van Hauser
2020-09-25 12:03:24 +02:00
parent 3334eeb4eb
commit 6b3b1775b6
5 changed files with 26 additions and 63 deletions
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48
src/afl-fuzz-state.c
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@ -95,6 +95,11 @@ void afl_state_init(afl_state_t *afl, uint32_t map_size) {
afl->stage_name = "init"; /* Name of the current fuzz stage */
afl->splicing_with = -1; /* Splicing with which test case? */
afl->cpu_to_bind = -1;
afl->cal_cycles = CAL_CYCLES;
afl->cal_cycles_long = CAL_CYCLES_LONG;
afl->hang_tmout = EXEC_TIMEOUT;
afl->stats_update_freq = 1;
afl->stats_avg_exec = -1;
#ifdef HAVE_AFFINITY
afl->cpu_aff = -1; /* Selected CPU core */
@ -115,48 +120,13 @@ void afl_state_init(afl_state_t *afl, uint32_t map_size) {
// afl_state_t is not available in forkserver.c
afl->fsrv.afl_ptr = (void *)afl;
afl->fsrv.add_extra_func = (void (*)(void *, u8 *, u32)) & add_extra;
afl->cal_cycles = CAL_CYCLES;
afl->cal_cycles_long = CAL_CYCLES_LONG;
afl->fsrv.exec_tmout = EXEC_TIMEOUT;
afl->hang_tmout = EXEC_TIMEOUT;
afl->fsrv.mem_limit = MEM_LIMIT;
afl->stats_update_freq = 1;
afl->fsrv.dev_urandom_fd = -1;
afl->fsrv.dev_null_fd = -1;
afl->fsrv.child_pid = -1;
afl->fsrv.out_dir_fd = -1;
afl->cmplog_prev_timed_out = 0;
/* statis file */
afl->last_bitmap_cvg = 0;
afl->last_stability = 0;
afl->last_eps = 0;
/* plot file saves from last run */
afl->plot_prev_qp = 0;
afl->plot_prev_pf = 0;
afl->plot_prev_pnf = 0;
afl->plot_prev_ce = 0;
afl->plot_prev_md = 0;
afl->plot_prev_qc = 0;
afl->plot_prev_uc = 0;
afl->plot_prev_uh = 0;
afl->stats_last_stats_ms = 0;
afl->stats_last_plot_ms = 0;
afl->stats_last_ms = 0;
afl->stats_last_execs = 0;
afl->stats_avg_exec = -1;
afl->ready_for_splicing_count = 0;
init_mopt_globals(afl);
list_append(&afl_states, afl);
@ -177,6 +147,14 @@ void read_afl_environment(afl_state_t *afl, char **envp) {
WARNF("Potentially mistyped AFL environment variable: %s", env);
issue_detected = 1;
} else if (strncmp(env, "USE_", 4) == 0) {
WARNF(
"Potentially mistyped AFL environment variable: %s, did you mean "
"AFL_%s?",
env, env);
issue_detected = 1;
} else if (strncmp(env, "AFL_", 4) == 0) {
int i = 0, match = 0;