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init/deinit need to be optional for post lib

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This commit is contained in:
van Hauser
2020-05-13 18:58:32 +02:00
parent 4e192db13c
commit 044bd3cb41
1 changed files with 2 additions and 7 deletions
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9
src/afl-fuzz-init.c
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@ -311,22 +311,17 @@ void setup_post(afl_state_t *afl) {
mutator->afl_custom_init = dlsym(dh, "afl_postprocess_init"); mutator->afl_custom_init = dlsym(dh, "afl_postprocess_init");
if (!mutator->afl_custom_init) { if (!mutator->afl_custom_init) {
FATAL("Symbol 'afl_postprocess_init' not found."); WARNF("optional symbol 'afl_postprocess_init' not found.");
} }
mutator->afl_custom_deinit = dlsym(dh, "afl_postprocess_deinit"); mutator->afl_custom_deinit = dlsym(dh, "afl_postprocess_deinit");
if (!mutator->afl_custom_post_process) { if (!mutator->afl_custom_post_process) {
FATAL("Symbol 'afl_postprocess_deinit' not found."); WARNF("optional symbol 'afl_postprocess_deinit' not found.");
} }
/* Do a quick test. It's better to segfault now than later =) */
mutator->data = mutator->afl_custom_init(afl, rand_below(afl, 0xFFFFFFFF));
if (!mutator->data) { FATAL("Could not initialize post handler."); }
afl->post_library_mutator = mutator; afl->post_library_mutator = mutator;
OKF("Postprocessor installed successfully."); OKF("Postprocessor installed successfully.");