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This commit is contained in:
van Hauser
2020-08-09 01:09:26 +02:00
parent e4a0237cbc
commit 0bb59ba116
7 changed files with 78 additions and 111 deletions
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25
src/afl-fuzz.c
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@ -92,7 +92,8 @@ static void usage(u8 *argv0, int more_help) {
" -o dir - output directory for fuzzer findings\n\n"
"Execution control settings:\n"
" -A - use first level taint analysis (see qemu_taint/README.md)\n"
" -A - use first level taint analysis (see "
"qemu_taint/README.md)\n"
" -p schedule - power schedules compute a seed's performance score. "
"<explore\n"
" (default), fast, coe, lin, quad, exploit, mmopt, "
@ -1247,7 +1248,7 @@ int main(int argc, char **argv_orig, char **envp) {
OKF("Cmplog forkserver successfully started");
}
if (afl->fsrv.taint_mode) {
ACTF("Spawning qemu_taint forkserver");
@ -1256,11 +1257,21 @@ int main(int argc, char **argv_orig, char **envp) {
afl->taint_fsrv.trace_bits = afl->fsrv.trace_bits;
ck_free(afl->taint_fsrv.target_path);
afl->taint_fsrv.target_path = ck_strdup(afl->fsrv.target_path);
afl->argv_taint = get_qemu_argv(argv[0], &afl->taint_fsrv.target_path,
argc - optind, argv + optind);
u32 len = strlen(afl->taint_fsrv.target_path);
strcpy(afl->taint_fsrv.target_path + len - 5, "taint");
strcpy((afl->argv_taint[0]) + len - 5, "taint");
afl->argv_taint = ck_alloc(sizeof(char *) * (argc + 4 - optind));
afl->argv_taint[0] = find_binary_own_loc("afl-qemu-taint", argv[0]);
if (!afl->argv_taint[0])
FATAL(
"Cannot find 'afl-qemu-taint', read qemu_taint/README.md on how to "
"build it.");
u32 idx = optind - 1, offset = 0;
do {
idx++;
offset++;
afl->argv_taint[offset] = argv[idx];
} while (argv[idx] != NULL);
if (afl->fsrv.use_stdin)
unsetenv("AFL_TAINT_INPUT");
else