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enforce mandatary custom functions

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This commit is contained in:
van Hauser
2020-05-12 17:05:12 +02:00
parent 6177954773
commit 060f4ea320
3 changed files with 26 additions and 10 deletions
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6
src/afl-fuzz-mutators.c
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@ -151,7 +151,7 @@ struct custom_mutator *load_custom_mutator(afl_state_t *afl, const char *fn) {
/* Mutator */
/* "afl_custom_init", optional for backward compatibility */
mutator->afl_custom_init = dlsym(dh, "afl_custom_init");
if (!mutator->afl_custom_init) WARNF("Symbol 'afl_custom_init' not found.");
if (!mutator->afl_custom_init) FATAL("Symbol 'afl_custom_init' not found.");
/* "afl_custom_fuzz" or "afl_custom_mutator", required */
mutator->afl_custom_fuzz = dlsym(dh, "afl_custom_fuzz");
@ -162,13 +162,13 @@ struct custom_mutator *load_custom_mutator(afl_state_t *afl, const char *fn) {
mutator->afl_custom_fuzz = dlsym(dh, "afl_custom_mutator");
if (!mutator->afl_custom_fuzz)
FATAL("Symbol 'afl_custom_mutator' not found.");
WARNF("Symbol 'afl_custom_mutator' not found.");
}
/* "afl_custom_deinit", optional for backward compatibility */
mutator->afl_custom_deinit = dlsym(dh, "afl_custom_deinit");
if (!mutator->afl_custom_deinit) WARNF("Symbol 'afl_custom_init' not found.");
if (!mutator->afl_custom_deinit) FATAL("Symbol 'afl_custom_init' not found.");
/* "afl_custom_pre_save", optional */
mutator->afl_custom_pre_save = dlsym(dh, "afl_custom_pre_save");