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Add new APIs for the custom mutator

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This commit is contained in:
h1994st
2020-03-02 15:27:29 -05:00
parent 95322c11d9
commit 7b59e05600
6 changed files with 242 additions and 65 deletions
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28
src/afl-fuzz-init.c
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@ -296,34 +296,6 @@ void setup_post(void) {
}
void setup_custom_mutator(void) {
void* dh;
u8* fn = getenv("AFL_CUSTOM_MUTATOR_LIBRARY");
if (!fn) return;
if (limit_time_sig)
FATAL(
"MOpt and custom mutator are mutually exclusive. We accept pull "
"requests that integrates MOpt with the optional mutators "
"(custom/radamsa/redquenn/...).");
ACTF("Loading custom mutator library from '%s'...", fn);
dh = dlopen(fn, RTLD_NOW);
if (!dh) FATAL("%s", dlerror());
custom_mutator = dlsym(dh, "afl_custom_mutator");
if (!custom_mutator) FATAL("Symbol 'afl_custom_mutator' not found.");
pre_save_handler = dlsym(dh, "afl_pre_save_handler");
// if (!pre_save_handler) WARNF("Symbol 'afl_pre_save_handler' not found.");
OKF("Custom mutator installed successfully.");
}
/* Shuffle an array of pointers. Might be slightly biased. */
static void shuffle_ptrs(void** ptrs, u32 cnt) {