From b2b887d04decdcdadf702c585bb1992a0a821bf1 Mon Sep 17 00:00:00 2001 From: Sean McBride Date: Thu, 22 Feb 2024 10:47:53 -0500 Subject: Issue #2007: add filename extension to /crashes files This is very helpful for code that inpects a file name extension when determining what code to run. It's also useful for applications that constrain the user to choose files by extension. --- src/afl-forkserver.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'src/afl-forkserver.c') diff --git a/src/afl-forkserver.c b/src/afl-forkserver.c index 508b5fa7..0d7c19c6 100644 --- a/src/afl-forkserver.c +++ b/src/afl-forkserver.c @@ -2003,7 +2003,7 @@ afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, if (unlikely(fsrv->persistent_record)) { retval = FSRV_RUN_TMOUT; - persistent_out_fmt = "%s/hangs/RECORD:%06u,cnt:%06u"; + persistent_out_fmt = "%s/hangs/RECORD:%06u,cnt:%06u%s%s"; goto store_persistent_record; } @@ -2039,7 +2039,7 @@ afl_fsrv_run_target(afl_forkserver_t *fsrv, u32 timeout, if (unlikely(fsrv->persistent_record)) { retval = FSRV_RUN_CRASH; - persistent_out_fmt = "%s/crashes/RECORD:%06u,cnt:%06u"; + persistent_out_fmt = "%s/crashes/RECORD:%06u,cnt:%06u%s%s"; goto store_persistent_record; } @@ -2066,7 +2066,9 @@ store_persistent_record: { if (likely(len && data)) { snprintf(fn, sizeof(fn), persistent_out_fmt, fsrv->persistent_record_dir, - fsrv->persistent_record_cnt, writecnt++); + fsrv->persistent_record_cnt, writecnt++, + afl->file_extension ? "." : "", + afl->file_extension ? (const char*)afl->file_extension : ""); int fd = open(fn, O_CREAT | O_TRUNC | O_WRONLY, 0644); if (fd >= 0) { -- cgit 1.4.1