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afl-fuzz mutation documentation feature

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This commit is contained in:
van Hauser
2019-09-22 13:21:15 +02:00
parent f097f780af
commit b4ca95a9fa
7 changed files with 55 additions and 0 deletions
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12
src/afl-fuzz-run.c
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@ -251,6 +251,18 @@ void write_to_testcase(void* mem, u32 len) {
s32 fd = out_fd;
#ifdef _AFL_DOCUMENT_MUTATIONS
s32 doc_fd;
char *fn = alloc_printf("%s/mutations/%09u:%s", out_dir, document_counter++, describe_op(0));
if (fn != NULL) {
if ((doc_fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0600)) >= 0) {
if (write(doc_fd, mem, len) != len) PFATAL("write to mutation file failed: %s", fn);
close(doc_fd);
}
ck_free(fn);
}
#endif
if (out_file) {
// unlink(out_file); /* Ignore errors.