From db2e04361da8f40a7ee99fef1c2a2ed8f08b0501 Mon Sep 17 00:00:00 2001 From: van Hauser Date: Fri, 12 Jun 2020 11:57:54 +0200 Subject: shm debug and fixes --- src/afl-forkserver.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/afl-forkserver.c b/src/afl-forkserver.c index 330fb1de..edabe5df 100644 --- a/src/afl-forkserver.c +++ b/src/afl-forkserver.c @@ -32,6 +32,7 @@ #include "common.h" #include "list.h" #include "forkserver.h" +#include "hash.h" #include #include @@ -837,8 +838,17 @@ void afl_fsrv_write_to_testcase(afl_forkserver_t *fsrv, u8 *buf, size_t len) { *fsrv->shmem_fuzz_len = len; memcpy(fsrv->shmem_fuzz, buf, len); - // fprintf(stderr, "FS crc: %08x len: %u\n", hash32(fsrv->shmem_fuzz, - // *fsrv->shmem_fuzz_len, 0xa5b35705), *fsrv->shmem_fuzz_len); +#ifdef _DEBUG + fprintf(stderr, "FS crc: %08x len: %u\n", hash32(fsrv->shmem_fuzz, + *fsrv->shmem_fuzz_len, 0xa5b35705), *fsrv->shmem_fuzz_len); + fprintf(stderr, "SHM :"); + for (int i = 0; i < *fsrv->shmem_fuzz_len; i++) + fprintf(stderr, "%02x", fsrv->shmem_fuzz[i]); + fprintf(stderr, "\nORIG:"); + for (int i = 0; i < *fsrv->shmem_fuzz_len; i++) + fprintf(stderr, "%02x", buf[i]); + fprintf(stderr, "\n"); +#endif } else { -- cgit 1.4.1