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new mutation weighting

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This commit is contained in:
vanhauser-thc
2023-06-23 17:08:21 +02:00
parent 2366c00235
commit c2c27349c3
2 changed files with 466 additions and 24 deletions
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30
src/afl-fuzz-one.c
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@ -2101,27 +2101,17 @@ havoc_stage:
*/
rand_max = MUT_STRATEGY_ARRAY_SIZE;
if (unlikely(afl->text_input)) { // is text?
if (likely(afl->fuzz_mode == 0)) { // is exploration?
if (unlikely(afl->expand_havoc && afl->ready_for_splicing_count > 1)) {
mutation_array = full_splice_array;
rand_max = MUT_SPLICE_ARRAY_SIZE;
} else {
mutation_array = normal_splice_array;
rand_max = MUT_NORMAL_ARRAY_SIZE;
}
mutation_array = (unsigned int *)&text_array;
rand_max = MUT_TXT_ARRAY_SIZE;
} else { // is exploitation!
mutation_array = (unsigned int *)&mutation_strategy_exploitation_text;
rand_max = MUT_STRATEGY_ARRAY_SIZE;
}
@ -2129,21 +2119,13 @@ havoc_stage:
if (likely(afl->fuzz_mode == 0)) { // is exploration?
if (unlikely(afl->expand_havoc && afl->ready_for_splicing_count > 1)) {
mutation_array = full_splice_array;
rand_max = MUT_SPLICE_ARRAY_SIZE;
} else {
mutation_array = normal_splice_array;
rand_max = MUT_NORMAL_ARRAY_SIZE;
}
mutation_array = (unsigned int *)&binary_array;
rand_max = MUT_BIN_ARRAY_SIZE;
} else { // is exploitation!
mutation_array = (unsigned int *)&mutation_strategy_exploitation_binary;
rand_max = MUT_STRATEGY_ARRAY_SIZE;
}